CN115773232A - Ocean engineering exploration low-noise modular integrated hydraulic pump station - Google Patents

Abstract

The invention relates to a low-noise modular integrated hydraulic pump station for marine engineering survey, which includes: a box body and a pump system arranged in the box body, a motor system, a general control system, a lifting/base plate control system, and an independent circulation cooling system. Filtration system and seawater cooling motor system; the box body is arranged on the sea-going ship; the motor system and the pump system are driven and connected to convert mechanical energy into pressure energy through oil; the pump system is respectively connected to the general control system and the lifting/base The control system of the plate is connected to provide pressure energy to the general control system and the lift/base plate control system respectively; the independent circulation cooling filter system is connected to the oil tank of the pump system to filter and cool the oil in the oil tank; the seawater cooling motor system It is connected with the motor system and used for cooling the coolant of the seawater cooling motor system. The hydraulic pump station provided by the invention can be arranged in a limited space on a ship and at the same time meet the hydraulic energy supply requirements of a drilling top drive system.

Description

A low-noise modular integrated hydraulic pump station for offshore engineering survey

technical field

The invention belongs to the technical field of marine engineering survey, and in particular relates to a low-noise modular integrated hydraulic pump station for marine engineering survey.

Background technique

On the marine engineering survey ship, due to the small space of the hull, it is necessary to install the drilling top drive system on the ship; the requirements for limited space and light weight are put forward for the drilling top drive system; the hydraulic pump station in the current offshore top drive is still The above-mentioned requirements cannot be met, so a low-noise modular integrated hydraulic pump station for marine engineering survey that can be arranged on a ship is needed.

Contents of the invention

(1) Technical problems to be solved

Aiming at the existing technical problems, the present invention provides a low-noise modular integrated hydraulic pump station for marine engineering survey, which solves the problem of arranging a hydraulic pump station capable of satisfying the drilling top drive system in a limited space on board.

(2) Technical solutions

In order to achieve the above-mentioned purpose, the main technical solutions adopted by the present invention include: a box body and a pump system, a motor system, a general control system, a lifting/base plate control system, an independent circulation cooling and filtering system and a seawater cooling motor arranged in the box body system;

The box is arranged on a sea-going ship;

The motor system and the pump system are drivingly connected to convert mechanical energy into pressure energy through oil;

The pump system is respectively connected to the general control system and the lifting/base control system to provide pressure energy to the general control system and the lifting/base control system respectively;

The independent circulation cooling filter system is connected with the oil tank of the pump system to filter and cool the oil in the oil tank;

The seawater cooling motor system is connected to the motor system for cooling the cooling liquid of the seawater cooling motor system.

Preferably, the pump system includes: a hydraulic pump, an oil tank and a hydraulic output assembly;

The hydraulic pump is arranged on the hydraulic output assembly;

The hydraulic output assembly is connected to the fuel tank;

The motor system is drivingly connected to the hydraulic pump;

The hydraulic pump can pump the oil in the oil tank into the hydraulic output assembly.

Preferably, the hydraulic output assembly includes: a first output end, a second output end, a third output end, a fourth output end, a fifth output end and a sixth output end;

The first output terminal and the sixth output terminal are connected to the lifting/base plate control system;

The second output terminal, the third output terminal, the fourth output terminal and the fifth output terminal are connected to the general control system.

Preferably, the general control system includes: a first control output, a second control output, a third backup control output and a fourth backup control output;

the first control output is connected to the second output;

The second control output is connected to the third output terminal;

The third backup control output is connected to the fourth output terminal;

The fourth backup control output is connected to the fifth output terminal.

Preferably, said first control output is connected to said fourth backup control output;

A switching valve is provided between the first control output and the fourth backup control output;

said second control output is connected to said third backup control output;

A switching valve is provided between the second control output and the third backup control output.

Preferably, the lifting/base plate control system includes: a lift cylinder control output and a base plate winch control output;

The first output end is connected to the sixth output end, and after merging, it is connected to the control output of the lifting cylinder and the control output of the base winch.

Preferably, the first output terminal is connected to the sixth output terminal;

The first output port and the sixth output port can output independently or jointly, and a proportional valve is provided for output control.

Preferably, the independent circulating cooling and filtering system includes: a seawater cooling circulation pipeline assembly, a first plate heat exchanger and an oil circulation pipeline assembly;

The seawater cooling circulation pipe assembly communicates with the first plate heat exchanger;

The oil circulation pipeline assembly is connected to the oil tank;

The oil circulation pipeline assembly is also in communication with the first plate heat exchanger;

The seawater in the seawater cooling circulation pipeline assembly and the oil in the oil circulation pipeline assembly can exchange heat energy by means of the first plate heat exchanger to cool the oil in the oil tank.

Preferably, the seawater cooling motor system includes: a second plate heat exchanger and a coolant circulation pipeline assembly;

The seawater cooling circulation pipeline assembly communicates with the second plate heat exchanger;

The coolant circulation pipe assembly is connected to the water replenishment tank of the motor system;

The coolant circulation pipe assembly is also in communication with the second plate heat exchanger;

The seawater in the seawater cooling circulation pipe assembly and the coolant in the coolant circulation pipe assembly can exchange heat energy by means of the second plate heat exchanger to cool the coolant in the supplementary water tank.

Preferably, a hydraulic oil filter is also provided on the oil circulation pipeline assembly to filter oil;

The seawater cooling circulation pipeline assembly is equipped with a seawater filter for filtering seawater.

(3) Beneficial effects

The beneficial effect of the present invention is that: the present application provides an integrated low-noise hydraulic pump station that can meet the drilling top drive system in a limited space on the ship.

Among them, the general control system has been designed with redundancy and mutual backup. Through the opening of the electromagnetic ball valve between each pair of pumps, the maintenance and replacement of another series of pumps can be carried out online, which provides a guarantee for the reliable operation of the system. .

The seawater cooling motor system adopts the form of seawater + plate cooler + cooling circulation pump, closed cycle cooling, through the detection and control of coolant flow, temperature, and pressure, can effectively reduce the motor temperature, and there is no huge noise of fan cooling .

The independent circulating pump filtration system ensures the accuracy of the oil inside the tank; at the same time, a plate cooler is integrated, with seawater as the refrigerant. After the oil is cooled by sea water in the plate cooler, it returns to the fuel tank, which is beneficial to the oil tank and the entire hydraulic system. Thermal balance plays a crucial role.

Description of drawings

Figure 1 is a schematic diagram of the principle of a low-noise modular integrated hydraulic pump station for marine engineering survey provided by the present invention;

Fig. 2 is a schematic diagram of a cooling system of a low-noise modular integrated hydraulic pump station for marine engineering survey provided by the present invention.

Detailed ways

In order to better explain the present invention and facilitate understanding, the present invention will be described in detail below through specific embodiments in conjunction with the accompanying drawings.

As shown in Figures 1 and 2: This embodiment discloses a low-noise modular integrated hydraulic pump station for marine engineering surveys. system, general control system, hoist/base plate control system, independent circulation cooling filter system and seawater cooling motor system.

The box is arranged on a sea-going ship; the motor system is connected to the pump system for converting mechanical energy into pressure energy through oil; the pump system is connected with the general control system and the lifting/base plate control system respectively The system is connected to provide pressure energy to the general control system and the lift/base plate control system respectively; the independent circulation cooling filter system is connected to the oil tank of the pump system to filter and cool the oil in the oil tank liquid; the seawater cooling motor system is connected to the motor system for cooling the cooling liquid of the seawater cooling motor system.

It should be noted that the box is a container box, and a complete hydraulic mechanism is integrated inside the box, which not only includes a double-cycle water cooling system that can use water cooling to cool the motor and oil in the oil tank, but also sets The air cooling system is used for auxiliary cooling of motors and automation control cabinets of pumping stations, etc.

The pump system described in this embodiment includes: a hydraulic pump, an oil tank, and a hydraulic output assembly; the hydraulic pump is arranged on the hydraulic output assembly; the hydraulic output assembly is connected to the oil tank; the motor The system is drivingly connected with the hydraulic pump; the hydraulic pump can pump the oil in the oil tank into the hydraulic output assembly.

Specifically, the hydraulic output assembly includes: a first output end, a second output end, a third output end, a fourth output end, a fifth output end and a sixth output end.

The first output terminal and the sixth output terminal are connected to the lifting/base plate control system; the second output terminal, the third output terminal, the fourth output terminal and the fifth output terminal are connected to the General control system connections.

The general control system in this embodiment includes: a first control output, a second control output, a third backup control output and a fourth backup control output; the first control output is connected to the second output end; the The second control output is connected to the third output terminal; the third backup control output is connected to the fourth output terminal; and the fourth backup control output is connected to the fifth output terminal.

In detail, the main pumps of the general control system in this embodiment are all constant pressure variable pumps, including the control of the following components: series pump 1---top drive + catwalk/drill pipe box + auxiliary control;

--- Template clamping control.

Tandem pump 2 --- power tong + slow feed;

---Folding arm crane.

In this embodiment, the first control output is connected to the fourth backup control output; a switching valve is provided between the first control output and the fourth backup control output; the second control output is connected to the The third backup control output is connected; a switching valve is provided between the second control output and the third backup control output.

The general control system is designed with redundancy and mutual backup. Through the opening of the electromagnetic ball valve between each pair of pumps, the maintenance and replacement of another series of pumps can be performed online, which provides a guarantee for the reliable operation of the system.

For example: when a fault occurs at the first output terminal, it can be switched and connected to the fourth standby control output, which ensures that the circuit of the first control output can work normally during maintenance.

The lifting/base plate control system in this embodiment includes: a lift cylinder control output and a base plate winch control output; the first output end is connected to the sixth output end.

It should be noted that: the main pump of the lift/base plate control system is an electric proportional regulating pump, and the electromagnetic reversing valve is only used for direction switching, and does not participate in the actual speed control. The design of redundancy and mutual backup is realized.

In this embodiment, the first output terminal is connected to the sixth output terminal;

The first output port and the sixth output port can output independently or jointly, and a proportional valve is provided for output control.

In the same way, the control output of the lifting cylinder and the control output of the base plate winch are designed to be redundant and mutually backup. Through the opening and closing control of the electro-hydraulic proportional valve, another series of pumps can be carried out online. The maintenance and replacement of the system provide a guarantee for the reliable operation of the system.

As shown in Figure 2: the independent circulating cooling and filtering system in this embodiment includes: a seawater cooling circulation pipeline assembly, a first plate heat exchanger and an oil circulation pipeline assembly; the seawater cooling circulation pipeline assembly and the first plate heat exchanger The heater is in communication; the oil circulation pipeline assembly is connected with the oil tank; the oil circulation pipeline assembly is also in communication with the first plate heat exchanger.

The seawater in the seawater cooling circulation pipeline assembly and the oil in the oil circulation pipeline assembly can exchange heat energy by means of the first plate heat exchanger to cool the oil in the oil tank.

The independent circulating pump filtration system ensures the accuracy of the oil inside the tank; at the same time, a plate cooler is integrated, with seawater as the refrigerant. After the oil is cooled by sea water in the plate cooler, it returns to the fuel tank, which is beneficial to the oil tank and the entire hydraulic system. Thermal balance plays a crucial role.

The seawater cooling motor system described in this embodiment includes: a second plate heat exchanger and a coolant circulation pipeline assembly; the seawater cooling circulation pipeline assembly communicates with the second plate heat exchanger; the coolant circulation pipeline The assembly is connected to the supplementary water tank of the motor system; the coolant circulation pipe assembly is also in communication with the second plate heat exchanger; the seawater in the seawater cooling circulation pipe assembly and the coolant circulation pipe assembly are The cooling liquid can exchange heat energy by means of the second plate heat exchanger to cool the cooling liquid in the supplementary water tank.

The seawater cooling motor system adopts seawater + plate cooler + cooling circulation pump, closed cycle cooling, through the detection and control of coolant flow, temperature, and pressure, can effectively reduce the motor temperature, and there is no loud noise of fan cooling.

In this embodiment, the oil circulation pipeline assembly is further provided with a hydraulic oil filter for filtering oil; the seawater cooling circulation pipeline assembly is provided with a seawater filter for filtering seawater.

The technical principles of the present invention have been described above in conjunction with specific embodiments. These descriptions are only for explaining the principles of the present invention and cannot be interpreted as limiting the protection scope of the present invention in any way. Based on the explanations herein, those skilled in the art can think of other specific implementation modes of the present invention without creative work, and these modes will all fall within the protection scope of the present invention.

Claims (10)

1. A low-noise modular integrated hydraulic pump station for marine engineering survey, characterized in that, Including: a tank and a pump system, a motor system, a general control system, a lifting/base plate control system, an independent circulating cooling and filtering system and a seawater cooling motor system arranged in the tank; The box is arranged on a sea-going ship; The motor system and the pump system are drivingly connected to convert mechanical energy into pressure energy through oil; The pump system is respectively connected to the general control system and the lifting/base control system to provide pressure energy to the general control system and the lifting/base control system respectively; The independent circulation cooling filter system is connected with the oil tank of the pump system to filter and cool the oil in the oil tank; The seawater cooling motor system is connected to the motor system for cooling the cooling liquid of the seawater cooling motor system. 2. The integrated hydraulic pump station according to claim 1, characterized in that, The pump system includes: a hydraulic pump, an oil tank and a hydraulic output assembly; The hydraulic pump is arranged on the hydraulic output assembly; The hydraulic output assembly is connected to the fuel tank; The motor system is drivingly connected to the hydraulic pump; The hydraulic pump can pump the oil in the oil tank into the hydraulic output assembly. 3. The integrated hydraulic pump station according to claim 2, characterized in that, The hydraulic output assembly includes: a first output end, a second output end, a third output end, a fourth output end, a fifth output end and a sixth output end; The first output terminal and the sixth output terminal are connected to the lifting/base plate control system; The second output terminal, the third output terminal, the fourth output terminal and the fifth output terminal are connected to the general control system. 4. The integrated hydraulic pump station according to claim 3, characterized in that, The general control system includes: a first control output, a second control output, a third backup control output and a fourth backup control output; the first control output is connected to the second output; The second control output is connected to the third output terminal; The third backup control output is connected to the fourth output terminal; The fourth standby control output is connected to the fifth output terminal. 5. The integrated hydraulic pump station according to claim 4, characterized in that, said first control output is connected to said fourth backup control output; A switching valve is provided between the first control output and the fourth backup control output; said second control output is connected to said third backup control output; A switching valve is provided between the second control output and the third backup control output. 6. The integrated hydraulic pump station according to claim 5, characterized in that, The lifting/base plate control system includes: a lift cylinder control output and a base plate winch control output; The first output end is connected to the sixth output end, and after merging, it is connected to the control output of the lifting cylinder and the control output of the base winch. 7. The integrated hydraulic pump station according to claim 6, characterized in that, The first output terminal is connected to the sixth output terminal; The first output port and the sixth output port can output independently or jointly, and a proportional valve is provided for output control. 8. The integrated hydraulic pump station according to claim 7, characterized in that, The independent circulating cooling and filtering system includes: a seawater cooling circulation pipeline assembly, a first plate heat exchanger and an oil circulation pipeline assembly; The seawater cooling circulation pipe assembly communicates with the first plate heat exchanger; The oil circulation pipeline assembly is connected to the oil tank; The oil circulation pipeline assembly is also in communication with the first plate heat exchanger; The seawater in the seawater cooling circulation pipeline assembly and the oil in the oil circulation pipeline assembly can exchange heat energy by means of the first plate heat exchanger to cool the oil in the oil tank. 9. The integrated hydraulic pump station according to claim 8, characterized in that, The seawater cooling motor system includes: a second plate heat exchanger and a coolant circulation pipeline assembly; The seawater cooling circulation pipeline assembly communicates with the second plate heat exchanger; The coolant circulation pipe assembly is connected to the water replenishment tank of the motor system; The coolant circulation pipe assembly is also in communication with the second plate heat exchanger; The seawater in the seawater cooling circulation pipe assembly and the coolant in the coolant circulation pipe assembly can exchange heat energy by means of the second plate heat exchanger to cool the coolant in the supplementary water tank. 10. The integrated hydraulic pump station according to claim 9, characterized in that, A hydraulic oil filter is also provided on the oil circulation pipeline assembly to filter oil; The seawater cooling circulation pipeline assembly is equipped with a seawater filter for filtering seawater.

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