CN114544068A - Pipeline monitoring method and system based on electronic unit - Google Patents

Abstract

The invention discloses a pipeline monitoring method and system based on an electronic unit, and relates to the field of pipeline monitoring, wherein the method comprises the following steps: monitoring the internal pressure and the pressure drop rate of the first natural gas pipeline in real time to obtain a real-time internal pressure data set and a real-time pressure drop rate data set; obtaining a first pressure early warning threshold value; obtaining a first pressure drop rate early warning threshold; sending the first pressure early warning threshold value and the first pressure drop rate early warning threshold value to the central controller to obtain first real-time internal pressure and first real-time pressure drop rate; constructing a preset system counting mode; obtaining a second real-time pressure drop rate; analyzing the first real-time internal pressure and the second real-time pressure drop rate to obtain a first driving instruction; and driving the protection actuating mechanism to protect the first natural gas pipeline. The technical problem of the prior art to the pipeline safety monitoring effect not good is solved.

Description

A kind of pipeline monitoring method and system based on electronic unit

technical field

The invention relates to the field of pipeline monitoring, in particular, to a pipeline monitoring method and system based on an electronic unit.

Background technique

With the rapid development of science and technology, various types of pipelines are widely used in people's production and life, playing a huge role. Because the conventional monitoring methods of pipelines consume too much manpower in daily life; special locations are dangerous, and there are limitations such as monitoring dead spots. In recent years, unsafe pipeline accidents have occurred frequently, which seriously interfered with normal social production and life, threatened people's safety, and caused huge economic losses. It is of great practical significance to study and design a monitoring method for optimizing pipelines.

In the prior art, there is a technical problem that the safety monitoring effect for pipelines is not good.

SUMMARY OF THE INVENTION

The present application provides a pipeline monitoring method and system based on an electronic unit, which solves the technical problem of poor safety monitoring effect on pipelines in the prior art.

In view of the above problems, the present application provides a pipeline monitoring method and system based on an electronic unit.

In one aspect, the present application provides an electronic unit-based pipeline monitoring method, wherein the method is applied to an electronic unit-based pipeline monitoring system, and the system includes a central controller, a pressure acquisition and transmission device, and a protection execution device. The method includes: monitoring the internal pressure and pressure drop rate of the first natural gas pipeline in real time through the pressure acquisition and transmission device, and obtaining a real-time internal pressure data set and a real-time pressure drop rate data set; Analyze the data set to obtain a first pressure early warning threshold; analyze the real-time pressure drop rate data set to obtain a first pressure drop rate early warning threshold; use the first pressure early warning threshold and the first pressure drop rate early warning The threshold is sent to the central controller, and the central controller filters the real-time internal pressure and the real-time pressure drop rate through the first pressure warning threshold and the first pressure drop rate warning threshold to obtain the first real-time internal pressure and the first real-time pressure drop rate; construct a predetermined system counting method; convert the first real-time pressure drop rate according to the predetermined system counting method to obtain a second real-time pressure drop rate; The pressure and the second real-time pressure drop rate are analyzed to obtain a first drive command; according to the first drive command, the protection executive mechanism is driven to protect the first natural gas pipeline.

On the other hand, the present application also provides a pipeline monitoring system based on an electronic unit, wherein the system includes a central controller, a pressure acquisition and transmission device, and a protection executive mechanism, and the system further includes: a first obtaining unit, The first obtaining unit is configured to monitor the internal pressure and pressure drop rate of the first natural gas pipeline in real time through the pressure acquisition and transmission device, and obtain a real-time internal pressure data set and a real-time pressure drop rate data set; the second obtaining unit, The second obtaining unit is configured to analyze the real-time internal pressure data set to obtain a first pressure warning threshold; the third obtaining unit is configured to analyze the real-time pressure drop rate data set , obtain the first pressure drop rate early warning threshold; the fourth obtaining unit, the fourth obtaining unit is configured to send the first pressure early warning threshold and the first pressure drop rate early warning threshold to the central controller, so The central controller filters the real-time internal pressure and the real-time pressure drop rate through the first pressure warning threshold and the first pressure drop rate warning threshold to obtain the first real-time internal pressure and the first real-time pressure drop rate; the first an execution unit, the first execution unit is configured to construct a predetermined system counting method; a fifth obtaining unit is configured to convert the first real-time voltage drop rate according to the predetermined system counting method , to obtain a second real-time pressure drop rate; a sixth obtaining unit, the sixth obtaining unit is configured to analyze the first real-time internal pressure and the second real-time pressure drop rate to obtain a first drive command; the second An execution unit, where the second execution unit is configured to drive the protection execution mechanism to protect the first natural gas pipeline according to the first driving instruction.

In a third aspect, the present application provides an electronic unit-based pipeline monitoring system, comprising a memory, a processor, and a computer program stored in the memory and executable on the processor, wherein, when the processor executes the program The steps of the method described in the first aspect above are implemented.

In a fourth aspect, the present application provides a computer-readable storage medium, wherein a computer program is stored on the storage medium, and when the computer program is executed by a processor, the method according to any one of the above-mentioned first aspects is implemented .

One or more technical solutions provided in this application at least have the following technical effects or advantages:

Obtain a real-time internal pressure data set and a real-time pressure drop rate data set by using a pressure acquisition and transmission device; obtain a first pressure warning threshold; obtain a first pressure drop rate warning threshold; combine the first pressure warning threshold and the first pressure warning threshold The drop rate warning threshold is sent to the central controller, and the central controller filters the real-time internal pressure and the real-time pressure drop rate through the first pressure warning threshold and the first pressure drop rate warning threshold to obtain the first Real-time internal pressure and first real-time pressure drop rate; construct a predetermined system counting method; and convert the first real-time pressure drop rate according to it to obtain a second real-time pressure drop rate; The second real-time pressure drop rate is analyzed to obtain a first drive command; the protection actuator is driven to protect the first natural gas pipeline. A method of optimizing pipeline monitoring has been designed; the pertinence and accuracy of pipeline safety monitoring have been enhanced; further, the effect of pipeline safety monitoring has been effectively improved; a strong guarantee has been provided for the safe and stable operation of pipelines; the occurrence of accidents has been reduced; , reducing the cost of pipeline safety monitoring; the technical effect of laying a foundation for subsequent pipeline management and maintenance.

The above description is only an overview of the technical solution of the present application. In order to be able to understand the technical means of the present application more clearly, it can be implemented according to the content of the description, and in order to make the above-mentioned and other purposes, features and advantages of the present application more obvious and easy to understand , and the specific embodiments of the present application are listed below.

Description of drawings

In order to more clearly illustrate the technical solutions in the present application or in the prior art, the following briefly introduces the accompanying drawings used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only examples However, for those of ordinary skill in the art, other drawings can also be obtained according to the provided drawings without any creative effort.

1 is a schematic flowchart of a pipeline monitoring method based on an electronic unit of the present application;

2 is a schematic flowchart of analyzing the real-time internal pressure data set to obtain a first pressure warning threshold in a pipeline monitoring method based on an electronic unit of the present application;

3 is a schematic structural diagram of a pipeline monitoring system based on an electronic unit of the present application;

FIG. 4 is a schematic structural diagram of an exemplary electronic device of the present application.

Reference numeral description: first obtaining unit 11, second obtaining unit 12, third obtaining unit 13, fourth obtaining unit 14, first executing unit 15, fifth obtaining unit 16, sixth obtaining unit 17, second executing Unit 18 , electronic device 300 , memory 301 , processor 302 , communication interface 303 , bus architecture 304 .

Detailed ways

The present application solves the technical problem of poor safety monitoring effect on pipelines in the prior art by providing a pipeline monitoring method and system based on an electronic unit. A method of optimizing pipeline monitoring has been designed; the pertinence and accuracy of pipeline safety monitoring have been enhanced; further, the effect of pipeline safety monitoring has been effectively improved; a strong guarantee has been provided for the safe and stable operation of pipelines; the occurrence of accidents has been reduced; , reducing the cost of pipeline safety monitoring; the technical effect of laying a foundation for subsequent pipeline management and maintenance.

Hereinafter, exemplary embodiments according to the present application will be described in detail with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application, and it should be understood that the present application is not limited by the example embodiments described herein.

The acquisition, storage, use, and processing of data in the technical solution of this application are in compliance with the relevant provisions of national laws and regulations.

With the rapid development of science and technology, various types of pipelines are widely used in people's production and life, playing a huge role. Because the conventional monitoring methods of pipelines consume too much manpower in daily life; special locations are dangerous, and there are limitations such as monitoring dead spots. In recent years, unsafe pipeline accidents have occurred frequently, which seriously interfered with normal social production and life, threatened people's safety, and caused huge economic losses. It is of great practical significance to study and design a monitoring method for optimizing pipelines.

In view of the above-mentioned technical problems, the general idea of the technical solution provided by this application is as follows:

The present application provides a pipeline monitoring method based on an electronic unit, wherein the method is applied to a pipeline monitoring system based on an electronic unit, and the method includes: using a pressure acquisition and transmission device to obtain a real-time internal pressure data set and a real-time pressure drop rate data set; obtain a first pressure warning threshold; obtain a first pressure drop rate warning threshold; send the first pressure warning threshold and the first pressure drop rate warning threshold to the central controller, the central The controller filters the real-time internal pressure and the real-time pressure drop rate through the first pressure early warning threshold and the first pressure drop rate early warning threshold to obtain the first real-time internal pressure and the first real-time pressure drop rate; constructing a predetermined system and convert the first real-time pressure drop rate according to it to obtain a second real-time pressure drop rate; analyze the first real-time internal pressure and the second real-time pressure drop rate to obtain a first drive instruction; driving the protection executive mechanism to protect the first natural gas pipeline.

In order to better understand the above technical solutions, the above technical solutions will be described in detail below with reference to the accompanying drawings and specific embodiments.

Example 1

Referring to FIG. 1, the present application provides a pipeline monitoring method based on an electronic unit, wherein the method is applied to a pipeline monitoring system based on an electronic unit, and the system includes a central controller, a pressure acquisition and transmission device, and To protect the actuator, the method specifically includes the following steps:

Step S100: monitor the internal pressure and pressure drop rate of the first natural gas pipeline in real time through the pressure acquisition and transmission device, and obtain a real-time internal pressure data set and a real-time pressure drop rate data set;

Specifically, the pressure acquisition and transmission device is included in the electronic unit-based pipeline monitoring system. The pressure acquisition and transmission device may be any type of device in the prior art capable of acquiring relevant data information of the internal pressure and pressure drop rate of the natural gas pipeline, or a combination thereof. Using the pressure acquisition and transmission device, the internal pressure and pressure drop rate of the first natural gas pipeline can be monitored in real time, thereby obtaining a real-time internal pressure data set and a real-time pressure drop rate data set. Wherein, the first natural gas pipeline refers to any natural gas pipeline that uses the electronic unit-based pipeline monitoring system for safety monitoring. The real-time internal pressure data set includes real-time monitoring data information of the internal pressure of the first natural gas pipeline. The real-time pressure drop rate data set includes real-time monitoring data information of the pressure drop rate of the first natural gas pipeline. It has achieved the technical effect of clarifying the internal pressure and pressure drop rate of the natural gas pipeline, and providing data support for the subsequent acquisition of accurate pressure warning thresholds and pressure drop rate warning thresholds.

Step S200: analyzing the real-time internal pressure data set to obtain a first pressure warning threshold;

Further, as shown in FIG. 2 , step S200 of the present application further includes:

Step S210: obtaining a first real-time internal pressure change curve according to the real-time internal pressure data set;

Step S220: Obtain environmental characteristics of the first natural gas pipeline, wherein the environmental characteristics include ambient temperature and ambient air pressure;

Step S230: Drawing a curve according to the time axis according to the environmental characteristics to obtain a first real-time environmental characteristic change curve, wherein the first real-time environmental characteristic change curve and the first real-time internal pressure change curve have the same time period;

Step S240: Perform curve fitting on the first real-time internal pressure change curve and the first real-time environmental characteristic change curve to obtain a comprehensive internal pressure change curve;

Step S250: Obtain the first pressure warning threshold according to the comprehensive internal pressure change curve.

Specifically, using the electronic unit-based pipeline monitoring system to intelligently analyze and process the obtained real-time internal pressure data set, and calculate a first real-time internal pressure change curve; the electronic unit-based pipeline monitoring system The pipeline monitoring system of the company obtains the environmental characteristics of the first natural gas pipeline through big data collection and other means, and draws the curve according to the time axis to obtain the first real-time environmental characteristic change curve; further, for the first real-time internal The pressure change curve and the first real-time environmental characteristic change curve are fitted with fitting methods such as the least squares method or the interpolation method, and errors caused by environmental factors are excluded to obtain a comprehensive internal pressure change curve; The first pressure warning threshold. Wherein, the first real-time internal pressure variation curve is any curve representing the variation of the internal pressure of the natural gas pipeline with time. The environmental characteristics of the first natural gas pipeline include characteristics such as ambient temperature and ambient air pressure. The first real-time environmental characteristic change curve has the same time period as the first real-time internal pressure change curve. The first pressure warning threshold is determined by the electronic unit-based pipeline monitoring system after intelligently processing the comprehensive internal pressure change curve to determine any pressure warning threshold. It achieves the technical effect of obtaining a more accurate pressure warning threshold, thereby improving the accuracy and reliability of the safety monitoring of natural gas pipelines.

Further, step S210 of the present application further includes:

Step S211: Perform denoising processing on the real-time internal pressure data set to obtain a first real-time internal pressure data set;

Step S212 : Curve the data in the first real-time internal pressure data set according to the time axis to obtain a first real-time internal pressure change curve.

Specifically, the real-time internal pressure data set obtained by using the pressure acquisition and transmission device is easily affected by environmental conditions, the quality and performance of the pressure acquisition and transmission device itself, human factors, and many other aspects, which in turn produce varying degrees of influence. of noise pollution. Using standard deviation denoising, binning denoising, isolated forest and other methods to denoise the real-time internal pressure data set, the noise can be processed in time, noise pollution can be effectively reduced, and subsequent processing processes can be prevented from being affected. Further, the first real-time internal pressure change curve is obtained by plotting the data in the first real-time internal pressure data set according to the time axis. It is achieved that the real-time internal pressure data set is denoised, the interference of noise is eliminated, the accurate first real-time internal pressure data set is obtained, and the accuracy and reliability of the drawn first real-time internal pressure change curve can be effectively improved. technical effect.

Further, step S250 of the present application further includes:

Step S251: obtaining pressure identification sensitivity information and information transmission speed information of the pressure acquisition and transmission device;

Step S252: Adjust the first pressure warning threshold according to the pressure identification sensitivity information and the information transmission speed information to obtain a second pressure warning threshold.

Specifically, the obtained first pressure warning threshold is easily disturbed by factors such as the sensitivity of the pressure acquisition and transmission device, the speed of information transmission, and the like. Using the electronic unit-based pipeline monitoring system, the pressure identification sensitivity information and information transmission speed information of the pressure acquisition and transmission device are acquired by means of big data acquisition; Adjust to obtain the second pressure warning threshold. Wherein, the pressure identification sensitivity information is data information representing the sensitivity performance of the pressure acquisition and transmission device with respect to pressure. The information transmission speed information is data information representing the speed at which the pressure acquisition and transmission device transmits the pressure information. The technical effect of using the pressure identification sensitivity information and the information transmission speed information of the pressure acquisition and transmission device to adjust the first pressure early warning threshold and improve the accuracy and reliability of the pressure early warning threshold is achieved.

Step S300: analyzing the real-time pressure drop rate data set to obtain a first pressure drop rate warning threshold;

Specifically, the electronic unit-based pipeline monitoring system scientifically analyzes the real-time pressure drop rate data set, and intelligently analyzes the relationship between the pressure rising and falling laws and influencing factors such as temperature, humidity, density, altitude, etc. , and then obtain the first pressure drop rate warning threshold. Wherein, the first pressure drop rate early warning threshold is any threshold for early warning of the pressure drop rate of the natural gas pipeline. The technical effect of obtaining the first warning threshold of the pressure drop rate is reached, which lays a foundation for the subsequent filtering through the central controller and obtaining the real-time pressure drop rate.

Step S400: Send the first pressure warning threshold and the first pressure drop rate warning threshold to the central controller, and the central controller passes the first pressure warning threshold and the first pressure drop rate The early warning threshold filters the real-time internal pressure and the real-time pressure drop rate to obtain the first real-time internal pressure and the first real-time pressure drop rate;

Specifically, after obtaining the first pressure warning threshold and the first pressure drop rate warning threshold, send them to the central controller and use them as a reference standard; The real-time internal pressure and real-time pressure drop rate are filtered, and the data that does not meet the first pressure warning threshold and the first pressure drop rate warning threshold are filtered out, and then the first real-time internal pressure and the first real-time pressure drop are obtained. rate. Wherein, the central controller is included in the electronic unit-based pipeline monitoring system, and has functions such as intelligent filtering, investigation and processing of the input data information. It achieves the technical effect of filtering the real-time internal pressure and real-time pressure drop rate through the central controller, and removing the data information that does not meet the pressure warning threshold and pressure drop rate warning threshold.

Further, step S400 of the present application further includes:

Step S410: the central controller filters the real-time internal pressure through the first pressure warning threshold to obtain a second real-time internal pressure, where the second real-time internal pressure is the filtered data;

Step S420: obtaining a second driving command according to the second real-time internal pressure;

Step S430: according to the second driving instruction, drive the protection executing mechanism to protect the first natural gas pipeline;

Step S440: The central controller filters the real-time internal pressure drop rate through the first pressure drop rate warning threshold to obtain a second real-time internal pressure drop rate, where the second real-time internal pressure drop rate is filtered out. The data;

Step S450: obtaining a third driving command according to the second real-time internal pressure drop rate;

Step S460 : according to the third driving instruction, drive the protection executive mechanism to protect the first natural gas pipeline.

Specifically, using the first pressure warning threshold as a reference standard, the central controller is used to filter the real-time internal pressure to obtain a second real-time internal pressure; and a second driving instruction is obtained according to it to drive the The protection actuator protects the first natural gas pipeline. Wherein, the second real-time internal pressure is the filtered data, that is, in the real-time internal pressure data, data that does not meet the first pressure warning threshold. The second driving instruction is an instruction for driving the protection executive mechanism to protect the first natural gas pipeline after comprehensively analyzing the second real-time internal pressure by the electronic unit-based pipeline monitoring system. The protection executive mechanism is included in the electronic unit-based pipeline monitoring system, and has functions such as automatic and intelligent protection of natural gas pipelines. Further, using the first pressure drop rate early warning threshold as a reference standard, the central controller is used to filter the real-time internal pressure drop rate to obtain a second real-time internal pressure drop rate, and obtain a third drive command according to it , and drive the protection actuator to protect the first natural gas pipeline. Wherein, the second real-time internal pressure drop rate is filtered data, that is, in the real-time internal pressure drop rate data, data that does not meet the first pressure drop rate warning threshold. The third driving instruction is an instruction for driving the protection executive mechanism to protect the first natural gas pipeline after comprehensively analyzing the second real-time internal pressure drop rate by the electronic unit-based pipeline monitoring system. It is achieved that in the real-time internal pressure and real-time internal pressure drop rate data, the data that does not meet the pressure early warning threshold and the pressure drop rate early warning threshold are issued driving instructions, and the protection actuator is driven to protect the natural gas pipeline; thereby effectively improving the safety of the natural gas pipeline Sexual technical effects.

Step S500: constructing a predetermined system counting method;

Further, step S500 of the present application further includes:

Step S510: obtaining the influence parameter information of the first natural gas pipeline;

Step S520: Perform correlation analysis on the influence parameter information of the first natural gas pipeline and the real-time pressure drop rate data set, and construct a relationship model between pressure drop and influencing factors;

其中，r_xy为所述相关系数；S_xy为所述影响参数信息和所述实时压降速率数据集中各实时压降速率之间的协方差；S_x为所述影响参数信息的标准差；S_y所述实时压降速率数据集中各实时压降速率的标准差。Further, step S520 of this application includes:

Wherein, r _xy is the correlation coefficient; S _xy is the covariance between the influence parameter information and each real-time pressure drop rate in the real-time pressure drop rate data set; S _x is the standard deviation of the influence parameter information; S _y the standard deviation of each real-time pressure drop rate in the real-time pressure drop rate data set.

Step S530: Obtain a correlation coefficient between the pressure drop and the influencing factor according to the relationship model between the pressure drop and the influencing factor;

Step S540: According to the correlation coefficient between the pressure drop and the influencing factor, construct the predetermined system counting method.

对所述第一天然气管线的影响参数信息X和所述实时压降速率数据集中各实时压降速率Y进行关联性分析，构建压降与影响因素的关系模型；并通过其获得所述压降与所述影响因素的相关系数r_xy，进而构建所述预定进制计数方式。其中，所述第一天然气管线的影响参数信息包括对第一天然气管线产生影响的温度、压强、干燥情况等参数信息。所述压降与影响因素的关系模型是用于对所述第一天然气管线的影响参数信息和所述实时压降速率数据集之间的相关关系、相关程度、相关方向等进行关联性分析的智能化模型。所述压降与所述影响因素的相关系数是用来衡量所述压降与所述影响因素之间相关性强弱的统计指标。所述预定进制计数方式包括二进制、四进制、八进制、十进制、十六进制等多种类型的进位计数制方式。所述相关系数与所述预定进制计数方式具有对应关系。例如，所述相关系数为8，则所述预定进制计数方式为八进制计数方式。所述相关系数为16，则所述预定进制计数方式为十六进制计数方式。达到了利用压降与影响因素的关系模型，获得准确度较高的所述压降与所述影响因素的相关系数，进而构建精确的预定进制计数方式的技术效果。Specifically, through the electronic unit-based pipeline monitoring system, the influence parameter information of the first natural gas pipeline is collected; using the formula:

Correlation analysis is performed on the influence parameter information X of the first natural gas pipeline and each real-time pressure drop rate Y in the real-time pressure drop rate data set, and a relationship model between pressure drop and influencing factors is constructed; and the pressure drop is obtained through it. The correlation coefficient r _xy with the influencing factor is used to construct the predetermined system of counting. Wherein, the influence parameter information of the first natural gas pipeline includes parameter information such as temperature, pressure, and drying conditions that affect the first natural gas pipeline. The relationship model between the pressure drop and influencing factors is used for correlation analysis on the correlation, correlation degree, correlation direction, etc. between the influence parameter information of the first natural gas pipeline and the real-time pressure drop rate data set. Smart model. The correlation coefficient between the pressure drop and the influencing factor is a statistical index used to measure the strength of the correlation between the pressure drop and the influencing factor. The predetermined system of notation includes binary, quaternary, octal, decimal, hexadecimal and other types of carry notation. The correlation coefficient has a corresponding relationship with the predetermined system of counting. For example, if the correlation coefficient is 8, the predetermined system of notation is an octal notation. If the correlation coefficient is 16, the predetermined system of counting is a hexadecimal notation. It achieves the technical effect of using the relationship model between the pressure drop and the influencing factors to obtain a high-accuracy correlation coefficient between the pressure drop and the influencing factors, thereby constructing an accurate predetermined system of counting.

Step S600: converting the first real-time voltage drop rate according to the predetermined system counting method to obtain a second real-time voltage drop rate;

Step S700: analyze the first real-time internal pressure and the second real-time pressure drop rate to obtain a first driving command;

Step S800 : according to the first driving instruction, drive the protection executive mechanism to protect the first natural gas pipeline.

Specifically, the obtained first real-time pressure drop rate is converted by using the predetermined system counting method to obtain a second real-time pressure drop rate; the electronic unit-based pipeline monitoring system has The first real-time internal pressure and the second real-time pressure drop rate are intelligently analyzed, and after processing, the first driving command is obtained, and the protection actuator is driven to protect the first natural gas pipeline according to it. The second real-time pressure drop rate may represent the strength of the correlation between the pressure drop and the influencing factor. For example, the first real-time pressure drop rate is 500, the correlation coefficient between the pressure drop and the influencing factor is 2, and the predetermined decimal counting method is a binary counting method. After the rate is converted, the obtained second real-time pressure drop rate is 111110100. The first real-time pressure drop rate is 1000, the correlation coefficient between the pressure drop and the influencing factor is 4, and the predetermined system counting method is a quaternary counting method, which is used to determine the first real-time pressure drop. After the rate is converted, the obtained second real-time pressure drop rate is 33220. Converting the first real-time pressure drop rate by using the constructed predetermined system counting method can simplify the analysis and processing process of the real-time pressure drop rate data by the electronic unit-based pipeline monitoring system, and improve work efficiency; At the same time, a second real-time pressure drop rate with higher accuracy and reliability is obtained, thereby improving the quality of pipeline safety monitoring. A method of optimizing pipeline monitoring has been designed; the pertinence and accuracy of pipeline safety monitoring have been enhanced; further, the effect of pipeline safety monitoring has been effectively improved; a strong guarantee has been provided for the safe and stable operation of pipelines; the occurrence of accidents has been reduced; , reducing the cost of pipeline safety monitoring; the technical effect of laying a foundation for subsequent pipeline management and maintenance.

In summary, the electronic unit-based pipeline monitoring method provided by the present application has the following technical effects:

1. Obtain a real-time internal pressure data set and a real-time pressure drop rate data set by using a pressure acquisition and transmission device; obtain a first pressure warning threshold; obtain a first pressure drop rate warning threshold; combine the first pressure warning threshold and the first pressure warning threshold; A pressure drop rate early warning threshold is sent to the central controller, and the central controller filters the real-time internal pressure and the real-time pressure drop rate through the first pressure early warning threshold and the first pressure drop rate early warning threshold to obtain the first real-time internal pressure and the first real-time pressure drop rate; construct a predetermined decimal counting method; and convert the first real-time pressure drop rate according to the first real-time pressure drop rate to obtain a second real-time pressure drop rate; The pressure and the second real-time pressure drop rate are analyzed to obtain a first drive command; the protection actuator is driven to protect the first natural gas pipeline. A method of optimizing pipeline monitoring has been designed; the pertinence and accuracy of pipeline safety monitoring have been enhanced; further, the effect of pipeline safety monitoring has been effectively improved; a strong guarantee has been provided for the safe and stable operation of pipelines; the occurrence of accidents has been reduced; , reducing the cost of pipeline safety monitoring; the technical effect of laying a foundation for subsequent pipeline management and maintenance.

2. Converting the first real-time pressure drop rate using the constructed predetermined system counting method can simplify the analysis and processing process of the real-time pressure drop rate data by the electronic unit-based pipeline monitoring system, and improve work efficiency. At the same time, a second real-time pressure drop rate with higher accuracy and reliability is obtained, thereby improving the quality of pipeline safety monitoring.

Embodiment 2

Based on the same inventive concept as an electronic unit-based pipeline monitoring method in the foregoing embodiment, the present invention also provides an electronic unit-based pipeline monitoring system, please refer to FIG. 3 , the system includes:

The first obtaining unit 11, the first obtaining unit 11 is used to monitor the internal pressure and pressure drop rate of the first natural gas pipeline in real time through the pressure acquisition and transmission device, and obtain a real-time internal pressure data set and real-time pressure drop rate data set;

a second obtaining unit 12, the second obtaining unit 12 is configured to analyze the real-time internal pressure data set to obtain a first pressure warning threshold;

a third obtaining unit 13, the third obtaining unit 13 is configured to analyze the real-time pressure drop rate data set to obtain a first pressure drop rate warning threshold;

The fourth obtaining unit 14, the fourth obtaining unit 14 is configured to send the first pressure warning threshold and the first pressure drop rate warning threshold to the central controller, and the central controller uses the A pressure early warning threshold and the first pressure drop rate early warning threshold filter the real-time internal pressure and the real-time pressure drop rate to obtain the first real-time internal pressure and the first real-time pressure drop rate;

The first execution unit 15, the first execution unit 15 is used to construct a predetermined system counting method;

a fifth obtaining unit 16, the fifth obtaining unit 16 is configured to convert the first real-time voltage drop rate according to the predetermined system counting method to obtain a second real-time voltage drop rate;

a sixth obtaining unit 17, the sixth obtaining unit 17 is configured to analyze the first real-time internal pressure and the second real-time pressure drop rate to obtain a first driving command;

The second execution unit 18 is configured to drive the protection execution mechanism to protect the first natural gas pipeline according to the first driving instruction.

Further, the system also includes:

a seventh obtaining unit, where the seventh obtaining unit is configured to obtain the influence parameter information of the first natural gas pipeline;

a third execution unit, where the third execution unit is configured to perform correlation analysis on the influence parameter information of the first natural gas pipeline and the real-time pressure drop rate data set, and build a relationship model between pressure drop and influence factors;

Further, the construction of a relationship model between pressure drop and influencing factors includes:

Wherein, r _xy is the correlation coefficient; S _xy is the covariance between the influence parameter information and each real-time pressure drop rate in the real-time pressure drop rate data set; S _x is the standard deviation of the influence parameter information; S _y the standard deviation of each real-time pressure drop rate in the real-time pressure drop rate data set.

an eighth obtaining unit, the eighth obtaining unit is configured to obtain the correlation coefficient between the pressure drop and the influencing factor according to the relationship model between the pressure drop and the influencing factor;

The fourth execution unit is configured to construct the predetermined system of counting according to the correlation coefficient between the pressure drop and the influencing factor.

Further, the system also includes:

a ninth obtaining unit, the ninth obtaining unit is configured to obtain a first real-time internal pressure change curve according to the real-time internal pressure data set;

a tenth obtaining unit, where the tenth obtaining unit is configured to obtain environmental characteristics of the first natural gas pipeline, wherein the environmental characteristics include ambient temperature and ambient air pressure;

An eleventh obtaining unit, the eleventh obtaining unit is configured to draw a curve according to the environment feature according to the time axis, and obtain a first real-time environment feature change curve, wherein the first real-time environment feature change curve and the The time period of the first real-time internal pressure change curve is the same;

A twelfth obtaining unit, the twelfth obtaining unit is configured to perform curve fitting on the first real-time internal pressure change curve and the first real-time environment characteristic change curve to obtain a comprehensive internal pressure change curve;

A thirteenth obtaining unit, the thirteenth obtaining unit is configured to obtain the first pressure warning threshold according to the comprehensive internal pressure change curve.

Further, the system also includes:

A fourteenth obtaining unit, the fourteenth obtaining unit is configured to perform denoising processing on the real-time internal pressure data set to obtain a first real-time internal pressure data set;

A fifteenth obtaining unit, the fifteenth obtaining unit is configured to draw a curve according to the time axis of the data in the first real-time internal pressure data set to obtain a first real-time internal pressure change curve.

Further, the system also includes:

A sixteenth obtaining unit, the sixteenth obtaining unit is used for the central controller to filter the real-time internal pressure through the first pressure warning threshold to obtain a second real-time internal pressure, the second real-time internal pressure Pressure is the filtered data;

A seventeenth obtaining unit, the seventeenth obtaining unit is configured to obtain a second driving instruction according to the second real-time internal pressure;

a fifth execution unit, configured to drive the protection execution mechanism to protect the first natural gas pipeline according to the second drive instruction;

An eighteenth obtaining unit, the eighteenth obtaining unit is used for the central controller to filter the real-time internal pressure drop rate by using the first pressure drop rate warning threshold to obtain a second real-time internal pressure drop rate, The second real-time internal pressure drop rate is the filtered data;

A nineteenth obtaining unit, the nineteenth obtaining unit is configured to obtain a third driving instruction according to the second real-time internal pressure drop rate;

A sixth execution unit, configured to drive the protection execution mechanism to protect the first natural gas pipeline according to the third driving instruction.

Further, the system also includes:

a twentieth obtaining unit, the twentieth obtaining unit is configured to obtain pressure identification sensitivity information and information transmission speed information of the pressure acquisition and transmission device;

The twenty-first obtaining unit is configured to adjust the first pressure warning threshold according to the pressure identification sensitivity information and the information transmission speed information to obtain a second pressure warning threshold.

The various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments. An electronic unit-based pipeline monitoring method in the first embodiment of FIG. 1 and the specific The example is also applicable to an electronic unit-based pipeline monitoring system in this embodiment. Through the foregoing detailed description of an electronic unit-based pipeline monitoring method, those skilled in the art can clearly know that an electronic unit-based pipeline monitoring system in this embodiment is The pipeline monitoring system of the unit, so for the brevity of the description, it will not be described in detail here. As for the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant part can be referred to the description of the method.

The above description of the disclosed embodiments enables any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, this application is not intended to be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Exemplary Electronics

The electronic device of the present application is described below with reference to FIG. 4 .

Based on the same inventive concept as the electronic unit-based pipeline monitoring method in the foregoing embodiments, the present application further provides an electronic unit-based pipeline monitoring system, including: a processor, the processor is coupled to a memory, the The memory is used to store a program which, when executed by the processor, causes the system to perform the method of any one of the first aspect.

The electronic device 300 includes: a processor 302 , a communication interface 303 , and a memory 301 . Optionally, the electronic device 300 may further include a bus architecture 304 . The communication interface 303, the processor 302 and the memory 301 can be connected to each other through a bus architecture 304; the bus architecture 304 can be a standard bus for interconnecting peripheral components or an extended industry standard structure bus, or the like. The bus architecture 304 can be divided into an address bus, a data bus, a control bus, and the like. For ease of presentation, only one thick line is used in the figure, but it does not mean that there is only one bus or one type of bus.

The processor 302 may be a CPU, a microprocessor, an ASIC, or one or more integrated circuits for controlling the execution of the programs of the present application. The communication interface 303, using any device such as a transceiver, is used to communicate with other devices or communication networks, such as Ethernet, wireless access network, wireless local area network, wired access network, and the like. The memory 301 can be a ROM or other types of static storage devices that can store static information and instructions, a RAM or other types of dynamic storage devices that can store information and instructions, or an electrically erasable programmable read-only memory, a read-only optical disk. or other optical disk storage, optical disk storage, magnetic disk storage media, or other magnetic storage devices, or any other medium that can be used to carry or store desired program code in the form of instructions or data structures and that can be accessed by a computer, without limitation . The memory may exist independently and be connected to the processor through the bus fabric 304 . The memory can also be integrated with the processor.

The memory 301 is used for storing computer-executed instructions for executing the solution of the present application, and the execution is controlled by the processor 302 . The processor 302 is configured to execute the computer-executed instructions stored in the memory 301, thereby implementing an electronic unit-based pipeline monitoring method provided in this application.

Optionally, the computer-executed instructions in this application may also be referred to as application code, which is not specifically limited in this application.

The present application solves the technical problem in the prior art that the safety monitoring effect for pipelines is not good. A method of optimizing pipeline monitoring has been designed; the pertinence and accuracy of pipeline safety monitoring have been enhanced; further, the effect of pipeline safety monitoring has been effectively improved; a strong guarantee has been provided for the safe and stable operation of pipelines; the occurrence of accidents has been reduced; , reducing the cost of pipeline safety monitoring; the technical effect of laying a foundation for subsequent pipeline management and maintenance.

Those of ordinary skill in the art can understand that the first, second, and other numerical numbers involved in this application are only for the convenience of description, and are not used to limit the scope of the application, nor do they indicate a sequence. "And/or", which describes the association relationship of the associated objects, means that there can be three kinds of relationships, for example, A and/or B, which can mean that A exists alone, A and B exist at the same time, and B exists alone. The character "/" generally indicates that the associated objects are an "or" relationship. "At least one" means one or more. At least two means two or more. "At least one", "any one", or similar expressions, refers to any combination of these items, including any combination of single item(s) or plural item(s). For example, at least one item (single, species) of a, b, or c can represent: a, b, c, a-b, a-c, b-c, or a-b-c, where a, b, c can be single or multiple.

In the above-mentioned embodiments, it may be implemented in whole or in part by software, hardware, firmware or any combination thereof. When implemented in software, it can be implemented in whole or in part in the form of a computer program product. The computer program product includes one or more computer instructions. The computer program instructions, when loaded and executed on a computer, result in whole or in part of the processes or functions described herein. The computer may be a general purpose computer, special purpose computer, computer network, or other programmable device. The computer instructions may be stored in or transmitted from one computer-readable storage medium to another computer-readable storage medium, for example, the computer instructions may be downloaded from a website site, computer, server, or data center Transmission by wire or wireless to another website site, computer, server or data center. The computer-readable storage medium can be any available medium that can be accessed by a computer or a data storage device such as a server, data center, etc. that includes one or more available media integrated. The usable medium may be a magnetic medium, an optical medium, a semiconductor medium, or the like.

The various illustrative logic elements and circuits described in this application may be implemented by a general purpose processor, digital signal processor, application specific integrated circuit (ASIC), field programmable gate array (FPGA) or other programmable logic device, discrete gate Or transistor logic, discrete hardware components, or any combination of the above are designed to implement or operate the described functions. A general-purpose processor may be a microprocessor, or alternatively, the general-purpose processor may be any conventional processor, controller, microcontroller, or state machine. A processor may also be implemented by a combination of computing devices, such as a digital signal processor and a microprocessor, multiple microprocessors, one or more microprocessors in combination with a digital signal processor core, or any other similar configuration. accomplish.

The steps of a method or algorithm described in this application may be directly embedded in hardware, a software unit executed by a processor, or a combination of the two. A software unit may be stored in RAM memory, flash memory, ROM memory, EPROM memory, EEPROM memory, registers, hard disk, removable disk, CD-ROM, or any other form of storage medium known in the art. Illustratively, a storage medium may be coupled to the processor such that the processor may read information from, and store information in, the storage medium. Optionally, the storage medium can also be integrated into the processor. The processor and the storage medium may be provided in the ASIC, and the ASIC may be provided in the terminal. Alternatively, the processor and the storage medium may also be provided in different components in the terminal. These computer program instructions can also be loaded on a computer or other programmable data processing device to cause a series of operational steps to be performed on the computer or other programmable device to produce a computer-implemented process such that The instructions provide steps for implementing the functions specified in the flow or blocks of the flowcharts and/or the block or blocks of the block diagrams.

Although the application has been described in conjunction with specific features and embodiments thereof, it will be apparent that various modifications and combinations can be made therein without departing from the spirit and scope of the application.

Accordingly, this specification and drawings are merely exemplary illustrations of the present application, and are deemed to cover any and all modifications, variations, combinations or equivalents within the scope of the present application. Obviously, those skilled in the art can make various changes and modifications to the present application without departing from the scope of the present application. Thus, provided that these modifications and variations of the present application fall within the scope of the present application and its equivalents, the present application is intended to include such modifications and variations.

Claims (10)

1. A pipeline monitoring method based on an electronic unit, characterized in that, the method is applied to a pipeline monitoring system based on an electronic unit, and the system includes a central controller, a pressure acquisition and transmission device, and a protection executive mechanism, so The methods described include: Real-time monitoring of the internal pressure and pressure drop rate of the first natural gas pipeline through the pressure acquisition and transmission device, to obtain a real-time internal pressure data set and a real-time pressure drop rate data set; Analyzing the real-time internal pressure data set to obtain a first pressure warning threshold; Analyzing the real-time pressure drop rate data set to obtain a first pressure drop rate warning threshold; Send the first pressure early warning threshold and the first pressure drop rate early warning threshold to the central controller, and the central controller passes the pair of the first pressure early warning threshold and the first pressure drop rate early warning threshold The real-time internal pressure and the real-time pressure drop rate are filtered to obtain the first real-time internal pressure and the first real-time pressure drop rate; Build a predetermined binary counting method; Converting the first real-time voltage drop rate according to the predetermined system counting method to obtain a second real-time voltage drop rate; Analyzing the first real-time internal pressure and the second real-time pressure drop rate to obtain a first driving command; According to the first driving instruction, the protection actuator is driven to protect the first natural gas pipeline. 2. The method of claim 1, wherein the constructing a predetermined system counting method comprises: obtaining the influence parameter information of the first natural gas pipeline; Correlation analysis is performed on the influence parameter information of the first natural gas pipeline and the real-time pressure drop rate data set, and a relationship model between pressure drop and influence factors is constructed; Obtain the correlation coefficient between the pressure drop and the influencing factor according to the relationship model between the pressure drop and the influencing factor; According to the correlation coefficient between the pressure drop and the influencing factor, the predetermined system counting mode is constructed. 3 . The method according to claim 2 , wherein the correlation analysis is performed on the influence parameter information of the first natural gas pipeline and the real-time pressure drop rate data set, and a relationship between pressure drop and influence factors is constructed. 4 . models, including:

Wherein, r _xy is the correlation coefficient; S _xy is the covariance between the influence parameter information and each real-time pressure drop rate in the real-time pressure drop rate data set; S _x is the standard deviation of the influence parameter information; S _y the standard deviation of each real-time pressure drop rate in the real-time pressure drop rate data set. 4. The method of claim 1, wherein the analyzing the real-time internal pressure data set to obtain the first pressure warning threshold comprises: obtaining a first real-time internal pressure change curve according to the real-time internal pressure data set; obtaining environmental characteristics of the first natural gas pipeline, wherein the environmental characteristics include ambient temperature and ambient air pressure; Drawing a curve according to the time axis according to the environmental characteristics, to obtain a first real-time environmental characteristic change curve, wherein the first real-time environmental characteristic change curve and the first real-time internal pressure change curve have the same time period; performing curve fitting on the first real-time internal pressure change curve and the first real-time environment characteristic change curve to obtain a comprehensive internal pressure change curve; The first pressure warning threshold is obtained according to the comprehensive internal pressure change curve. 5. The method of claim 4, wherein the obtaining a first real-time internal pressure change curve according to the real-time internal pressure data set comprises: performing denoising processing on the real-time internal pressure data set to obtain a first real-time internal pressure data set; The data in the first real-time internal pressure data set is plotted according to the time axis to obtain a first real-time internal pressure change curve. 6. The method of claim 1, wherein after the central controller filters the real-time internal pressure and the real-time pressure drop rate by the first pressure warning threshold and the first pressure drop rate warning threshold ,include: The central controller filters the real-time internal pressure through the first pressure warning threshold to obtain a second real-time internal pressure, where the second real-time internal pressure is the filtered data; obtaining a second driving command according to the second real-time internal pressure; According to the second driving instruction, the protection actuator is driven to protect the first natural gas pipeline; The central controller filters the real-time internal pressure drop rate through the first pressure drop rate early warning threshold to obtain a second real-time internal pressure drop rate, where the second real-time internal pressure drop rate is the filtered data; obtaining a third driving command according to the second real-time internal pressure drop rate; According to the third driving instruction, the protection actuator is driven to protect the first natural gas pipeline. 7. The method according to claim 4, wherein after obtaining the first pressure warning threshold according to the comprehensive internal pressure change curve, the method further comprises: Obtaining pressure identification sensitivity information and information transmission speed information of the pressure acquisition and transmission device; The first pressure warning threshold is adjusted according to the pressure identification sensitivity information and the information transmission speed information to obtain a second pressure warning threshold. 8. An electronic unit-based pipeline monitoring system, characterized in that the system comprises a central controller, a pressure acquisition and transmission device and a protection executive mechanism, and the system further comprises: a first obtaining unit, configured to monitor the internal pressure and pressure drop rate of the first natural gas pipeline in real time through the pressure acquisition and transmission device, and obtain a real-time internal pressure data set and a real-time pressure drop rate data set; a second obtaining unit, configured to analyze the real-time internal pressure data set to obtain a first pressure warning threshold; a third obtaining unit, where the third obtaining unit is configured to analyze the real-time pressure drop rate data set to obtain a first pressure drop rate warning threshold; a fourth obtaining unit, the fourth obtaining unit is configured to send the first pressure warning threshold and the first pressure drop rate warning threshold to the central controller, and the central controller passes the first pressure The early warning threshold and the first pressure drop rate early warning threshold filter the real-time internal pressure and the real-time pressure drop rate to obtain the first real-time internal pressure and the first real-time pressure drop rate; a first execution unit, the first execution unit is used for constructing a predetermined system counting method; a fifth obtaining unit, the fifth obtaining unit is configured to convert the first real-time voltage drop rate according to the predetermined system counting method to obtain a second real-time voltage drop rate; a sixth obtaining unit, which is configured to analyze the first real-time internal pressure and the second real-time pressure drop rate to obtain a first driving command; A second execution unit, where the second execution unit is configured to drive the protection execution mechanism to protect the first natural gas pipeline according to the first driving instruction. 9. A pipeline monitoring system based on an electronic unit, comprising a memory, a processor and a computer program stored on the memory and running on the processor, wherein the processor implements claim 1 when executing the program The steps of any one of to 7. 10 . A computer-readable storage medium, wherein a computer program is stored on the storage medium, and when the computer program is executed by a processor, the method according to any one of claims 1 to 7 is implemented. 11 .

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