CN102009580B - Multi-temperature area modular intelligent temperature control-based electric transit bus air-conditioner energy saving method and system - Google Patents
Multi-temperature area modular intelligent temperature control-based electric transit bus air-conditioner energy saving method and system Download PDFInfo
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- CN102009580B CN102009580B CN2010105535279A CN201010553527A CN102009580B CN 102009580 B CN102009580 B CN 102009580B CN 2010105535279 A CN2010105535279 A CN 2010105535279A CN 201010553527 A CN201010553527 A CN 201010553527A CN 102009580 B CN102009580 B CN 102009580B
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- 238000000034 method Methods 0.000 title abstract description 9
- 238000005057 refrigeration Methods 0.000 claims description 17
- 239000000919 ceramic Substances 0.000 claims description 13
- 238000009833 condensation Methods 0.000 claims description 9
- 230000005494 condensation Effects 0.000 claims description 9
- 238000001704 evaporation Methods 0.000 claims description 9
- 230000008020 evaporation Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 8
- 235000007164 Oryza sativa Nutrition 0.000 claims description 4
- 235000009566 rice Nutrition 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 3
- 240000007594 Oryza sativa Species 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 abstract description 8
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 239000003507 refrigerant Substances 0.000 abstract description 2
- 238000004378 air conditioning Methods 0.000 description 12
- 230000001105 regulatory effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 241000209094 Oryza Species 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 239000002510 pyrogen Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000013316 zoning Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00357—Air-conditioning arrangements specially adapted for particular vehicles
- B60H1/00371—Air-conditioning arrangements specially adapted for particular vehicles for vehicles carrying large numbers of passengers, e.g. buses
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00507—Details, e.g. mounting arrangements, desaeration devices
- B60H1/00514—Details of air conditioning housings
- B60H1/00542—Modular assemblies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00007—Combined heating, ventilating, or cooling devices
- B60H1/00207—Combined heating, ventilating, or cooling devices characterised by the position of the HVAC devices with respect to the passenger compartment
- B60H2001/00235—Devices in the roof area of the passenger compartment
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses a electric transit bus air-conditioner energy saving method and a multi-temperature area modular intelligent temperature control-based electric transit bus air-conditioner energy saving system, which are characterized in that: an electric transit bus is at least divided into two temperature areas according to the length of the electric transit bus; the roof corresponding to each temperature area is respectively provided with a set of basic conditioner module capable of independently running; each basic conditioner module consists of two same sets of small-power electric conditioner devices and heating devices, which are arranged symmetrically; a refrigerant pipeline of two adjacent basic conditioner modules is independently arranged; the refrigerating capacity of the small-power electric conditioner devices is not more than 12kW, and the heating capacity is not more than 5kW; and each basic conditioner module is connected with an intelligent control system, and the intelligent control system automatically changes frequency to adjust the refrigerating capacity of an electric compressor or the start-stop of each basic conditioner module according to a preset mode and the temperature of each air outlet of each small-power electric conditioner device, so that the number of the basic conditioner modules to be run and/or the refrigerating capacity of the running basic conditioner modules can be automatically determined according to the temperature in the bus. The invention has the advantages of simple structure, light weight and energy conservation.
Description
Technical field
The present invention relates to a kind of electronic bus air conditioner system and power-economizing method thereof; Especially a kind of miniwatt motor driven compressor and PTC ceramic heater of utilizing realized car load temperature refrigeration or heated and controlled method and the a/c system thereof of subregion, and be specifically a kind of based on temperature controlled electronic bus air conditioner power-economizing method of many warm areas modularization intelligent and system.
Background technology
As everyone knows; Electronlmobil is the new traffic tool that a kind of low noise, zero-emission, zero are polluted; Because the capacity of the battery pack of battery-driven car receives the restriction of bulking value and cost; Very big energy reserve can not be arranged as general-utility car, thereby must limit, to guarantee the needs of its continual mileage and tractive performance the power consumption of consumer on the car.And have heat winter, summer refrigerating function a/c system be the indispensable facility that improves the vehicle comfort level; Heating in the general-utility car is the heat energy that utilizes the cycle of engine water tank; Blow in the car with heater unit; For a change regulate the warm braw size in the air channel through the people, control is to the heating in the car, and part has been utilized the used heat of driving engine.And air-conditioning temperature-reducing is directly to drive the refrigerating air-conditioner compressor operation by driving engine through magnetic clutch; By fan the cold air after the evaporator heat absorption is blowed in the car, and, regulate refrigerating capacity by the situation of expansion valve according to evaporator outlet temperature; But no matter whether vehicle interior temperature is enough low; As long as do not turn off the refrigeration switch, compressor is promptly always by engine drives running, constantly labor fuel oil.
Electronlmobil has been cancelled the driving engine of inefficiency, can't utilize the used heat of driving engine, and generally needing to be equipped with electric heater is in the car hot blast to be provided through heater unit, and refrigeration is then realized by electronic refrigerating compressor.Because the space, compartment of electronic motorcoach or electric bus is big, number of occupants changes also very greatly, and no matter common motorcoach is with electro heat or motor driven compressor refrigeration; All will consume the electric energy of a large amount of electrokinetic cells, personnel's waste of energy after a little while are very big, can have a strong impact on the continual mileage of vehicle; Even to unaffordable stage; Therefore, air-conditioning all is unkitted in a lot of electronic bus and electronic public transport at present, and the traveling comfort of vehicle can't be compared with orthodox car.Even install, also be to copy orthodox car, with refrigeration and the pipe ventilated system realization refrigeration and the used heat air-supply of a full car.General bus or bus people can have a full house even pack the people for a long time, need maximum air-conditioning power operation, and the people possibly only remain driver one people after a little while, if the many wastes of the inevitable power consumption of the whole a/c systemes of operation greatly.
Summary of the invention
No matter whether the objective of the invention is to open air outlet interval, back to the prior electric bus air conditioner has people, people many people is few; All the full load operation causes the electric energy significant wastage and because of the problem of the best air-conditioning effect of the limited very difficult assurance of vehicle-mounted electric energy; Invent and a kind of the vehicle interior temperature range of control carried out subregion, each subregion be provided with miniwatt interior environment system independently and respectively control reach energy-conservation and depowering based on temperature controlled electronic bus air conditioner power-economizing method of many warm areas modularization intelligent and system.
One of technical scheme of the present invention is:
A kind of based on the temperature controlled electronic bus air conditioner power-economizing method of many warm areas modularization intelligent, it is characterized in that it may further comprise the steps:
At first, the length according to electrobus is divided into two humidity provinces at least;
Secondly, the basic Climate Control Module of a cover ability isolated operation is installed respectively on the roof of each humidity province, the identical electronic interior environment system of miniwatt of two covers that each basic Climate Control Module is installed by symmetry is formed; Refrigerant tubing between the adjacent basic Climate Control Module independently is provided with; The refrigerating capacity of the electronic interior environment system of described miniwatt is not more than 12kW, heats power and is not more than 5 kW;
The 3rd; Each basic Climate Control Module is all linked to each other with intelligence control system; The start-stop that adds heat or each basic Climate Control Module is regulated in refrigerating capacity, gearshift by intelligence control system is regulated motor driven compressor according to the temperature automatic frequency-conversion of preset pattern and the electronic interior environment system ventilation inlet of each miniwatt, thereby realizes confirming the operation quantity of basic Climate Control Module and refrigeration (heat) amount of each basic Climate Control Module automatically according to vehicle interior temperature.
When the length of electrobus was 8-9.5 rice, the quantity of the basic air-conditioning mould module of installation was two, and the length of electrobus is more than 10 meters the time, and the quantity of the basic Climate Control Module of installation is more than three or three.
Two of technical scheme of the present invention is:
A kind of based on the temperature controlled electronic bus air conditioner energy conserving system of many warm areas modularization intelligent; It is characterized in that it is made up of the basic Climate Control Module of two ability isolated operations at least; Described basic Climate Control Module is installed on the roof of electronic motorcoach; Separate between each basic Climate Control Module, they all are electrically connected with the temperature control apparatus of operator's compartment; The two identical cover miniwatt interior environment systems that described basic Climate Control Module is installed by symmetry are formed; The refrigerating capacity of every cover miniwatt interior environment system is not more than 12kW; Heat power and be not more than 5 kW, every cover miniwatt interior environment system is made up of motor driven compressor, evaporator and evaporation fan, condenser and condensation fan and dry liquid vessel and two grades of PTC ceramic heaters, and motor driven compressor is installed between evaporator and the condenser; Evaporation fan is installed in the rear portion of evaporator and two grades of PTC ceramic heaters; In the air outlet of evaporation fan and the car air outlet over against, condensation fan is installed in the top of condenser, the air outlet of condensation fan and the car on the roof be atmosphere outward.
Likewise, when the length of described electrobus was 8-9.5 rice, the quantity of the basic Climate Control Module of installation was two, and the length of electrobus is more than 10 meters the time, and the quantity of the basic Climate Control Module of installation is more than three or three.
Beneficial effect of the present invention:
1, air-conditioning of the present invention varies in size according to vehicle and adopts the independent ventiduct of a plurality of refrigerating compressors, two grades of PTC ceramic heater module combinations and isolation to be divided into several warm areas refrigeration (heat); Avoid excessive vehicle space no matter how many whole refrigeration (heat) of personnel are moved the energy dissipation that causes, this point is particularly important to the electronlmobil of working power battery.
2. the air-conditioner temperature to each subregion can also be according to the temperature of each subregion return air inlet; The heat that adds by the intelligent air-conditioning controller is regulated the PTC ceramic heater through the speed adjustment refrigerating capacity and the gearshift of compressor controller control refrigerating compressor makes the temperature of each subregion comparatively rationally comfortable.
3, full car both can be by the driver according to what situation of each district personnel; Start the module unit of corresponding warm area; Also but the combined with intelligent controller carries out PWM speed governing realization compressor speed governing operation and gearshift change heating power according to each warm area return air inlet temperature through the controller to each module combinations; Regulate cooling power and pyrogenicity amount, not only reach the saving electric energy but also avoided the long-time high-speed operation of compressor, the service life of equipment such as compressor and fan in the prolongation system.
Description of drawings
Fig. 1 is the composition structural representation of basic Climate Control Module of the present invention.
Fig. 2 is the perspective view of Fig. 1.
Fig. 3 is the basic Climate Control Module arrangement structure scheme drawing of the public transport electrobus roof of the embodiment of the invention.
Fig. 4 is three-temperature-zone isolation air channel and each basic Climate Control Module refrigeration (heat) the import and export air channel scheme drawing that matches with Fig. 3.
Fig. 5 is the contour structures scheme drawing of basic Climate Control Module 1 of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further described.
Embodiment one.
Shown in Fig. 1-4.
A kind of electronic bus air conditioner power-economizing method based on the control of many warm areas of modularization intelligent temperature, at first the occupant to bus and bus changes situation greatly, adopts the solutions for refrigeration of many warm areas, modularization and Based Intelligent Control; Along the longitudinal direction of car zoning arrangement, (driver) distinguishes before being broadly divided into, middle district and rear area with a plurality of independently refrigeration (heat) modules; As shown in Figure 3; Two groups of independently basic Climate Control Modules of forming of refrigerating unit river PTC ceramic heater and air-out air return system are installed in each district, and its floor plan is as shown in Figure 1, and block diagram is as shown in Figure 2; And, survey return air inlet temperature separately at the return air inlet mounting temperature sensor of basic Climate Control Module.The start and stop of each subregion cooling and warming module are handled through button switch according to the variation of occupant's situation by the driver.Except manual handling; Also can carry out Based Intelligent Control to all module operations by the intelligence control system that micro controller system is formed; The return air inlet temperature that can detect according to the return air inlet temperature sensor of each subregion; Come the refrigeration (heat) in this district of corresponding adjusting to measure according to setting program through the frequency conversion running of this module motor driven compressor controller adjusting motor driven compressor and the gearshift of PTC ceramic heater; Promptly implement suitable cooling and warming operation, guarantee to keep suitable range of temperatures in the compartment, and practice thrift the electric energy of electrokinetic cell to greatest extent according to personnel what and the return air inlet temperature of each temperature controlled region.The present invention can also adapt to the bus and the size of public transit vehicle according to vehicle of different sizes, and the module combinations that varying number is installed can adapt to the air-conditioning needs of different big or small vehicles.Each module combinations has two refrigerating unit, two heater elements, and refrigerating capacity 12KW heats power and is not more than 5 kW, is installed on the not left-right symmetric position of same district respectively, and separately air-out and return air inlet are arranged, and can control at the same time or separately.If 8～9.5m car can be laid two module combinations, refrigerating capacity 24KW heats power and is not more than 10 kW, 10～15m car and lays 3 module combinations, and refrigerating capacity can reach 36KW and heat power and be not more than 30 kW.The air-conditioning air-supply passage of former car then needs to increase division board according to subregion, is separated into different isolation air channels, to reach each district effect of control respectively.
Embodiment two.
Shown in Fig. 1-4.
A kind of electronic bus air conditioner energy conserving system based on the control of many warm areas of modularization intelligent temperature; It is being made up of like Fig. 1, the basic Climate Control Module shown in 2 two ability isolated operations at least; The electronic bus passenger vehicle of present embodiment is made up of three basic Climate Control Modules 1; Described basic Climate Control Module 1 is installed on the roof of electronic motorcoach; Separate and be separated into three separate cover systems with automobile air channel dividing plate 2 between each basic Climate Control Module 1, they all are electrically connected each basic Climate Control Module 1 (profile is as shown in Figure 5) with the temperature control apparatus of operator's compartment; The two identical cover miniwatt interior environment systems that described basic Climate Control Module 1 is installed by symmetry are formed; The refrigerating capacity of every cover miniwatt interior environment system is not more than 12kW; Heat power and be not more than 5 kW; Every cover miniwatt interior environment system is reached with second gear PTC ceramic heater 9 (can adopt the product of the corresponding heating specification of being produced by the grand wound electric heating machinery of Yancheng City Co., Ltd) by motor driven compressor 3, evaporator 4 and evaporation fan 5, condenser 6 and condensation fan 7 and dry liquid vessel 8 to be formed; Ceramic heater 9 can be installed in the rear portion of evaporator 4, also can be installed in the bottom, compartment, blows in car through air supply duct.Motor driven compressor 3 is installed between evaporator 4 and the condenser 6; Evaporation fan 5 is installed in the rear portion of evaporator 4 and PTC ceramic heater 9; In the air outlet of evaporation fan 5 and the car air outlet 12 over against; Condensation fan 7 is installed in the top of condenser 6, the outer atmosphere of the air outlet of condensation fan 7 and the car on the roof; Also can electro heat and warm braw pipeline be placed the bottom, compartment according to the different automobile types situation, send warmly by the bottom, send cold pipeline branch to be arranged, 11 expression evaporator ventilation inlets among the figure with refrigeration and top.
When if the length of electrobus is 8-9.5 rice, the quantity of the basic Climate Control Module of installation can be two, and the length of electrobus is more than 10 meters the time, and the quantity of the basic Climate Control Module of installation is more than three or three.
Temperature and setting program that the operation of each basic Climate Control Module of the present invention can be detected according to each warm area return air inlet temperature sensor by controller; Controller through motor driven compressor changes the heating power of the rotating speed of motor driven compressor rotating speed and evaporator-condenser fan through gearshift change PTC; Regulate refrigeration (heat) amount of each module, reach not only energy-conservation but also comfortable air-conditioning effect.
Whether each warm area moves by the driver is opened corresponding warm area refrigeration module according to occupant's quantity and distribution situation; The control of each warm area module then by micro controller system according to each module warm area thermal load and return air inlet temperature conditions, through shifting commands Climate Control Module is realized that automatically regulating reaches the effect that reduces battery power consumption to the speed governing of motor driven compressor controller and PTC ceramic heater.
The electronic control system of the present invention can adopt conventional electronic control technology to realize that its related temperature sensing circuit, variable frequency regulating speed control device and corresponding switch circuit are custom circuit, and for air-conditioning electrical technology personnel, need not creative work can realize; So no longer introduce; And key of the present invention has provided subregion control and modularization operation, because the power of motor driven compressor descends, the weight of heating module dispersed placement so complete machine descends fairly obvious; For being installed on the roof, air-conditioning compressor guarantee is provided with modular realization; Therefore have easy for installation flexibly, overall weight is light, the advantage that can arrange in pairs or groups flexibly.
The present invention does not relate to all identical with the prior art prior art that maybe can adopt of part and realizes.
Claims (3)
1. electronic bus air conditioner energy conserving system; It is characterized in that it is made up of the basic Climate Control Module of two ability isolated operations at least; Described basic Climate Control Module is installed on the roof of electronic motorcoach; Separate between each basic Climate Control Module, they all are electrically connected with the temperature control apparatus of operator's compartment; The two identical cover miniwatt interior environment systems that described basic Climate Control Module is installed by symmetry are formed; The refrigerating capacity of every cover miniwatt interior environment system is not more than 12kW; Heat power and be not more than 5 kW, the refrigeration of every cover miniwatt interior environment system is made up of motor driven compressor, evaporator and evaporation fan, condenser and condensation fan, dry liquid vessel and ceramic heater, and motor driven compressor is installed between evaporator and the condenser; Evaporation fan is installed in the rear portion of evaporator and temperature booster; In the air outlet of evaporation fan and the car air outlet over against, condensation fan is installed in the top of condenser, the air outlet of condensation fan and the car on the roof be atmosphere outward.
2. electronic bus air conditioner energy conserving system according to claim 1; When the length that it is characterized in that described electrobus is 8-9.5 rice; The quantity of the basic Climate Control Module of installing is two; The length of electrobus is more than 10 meters the time, and the quantity of the basic Climate Control Module of installation is more than three or three.
3. electronic bus air conditioner energy conserving system according to claim 1 is characterized in that described ceramic heater is installed in the bottom, compartment.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105535279A CN102009580B (en) | 2010-11-22 | 2010-11-22 | Multi-temperature area modular intelligent temperature control-based electric transit bus air-conditioner energy saving method and system |
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| CN2010105535279A CN102009580B (en) | 2010-11-22 | 2010-11-22 | Multi-temperature area modular intelligent temperature control-based electric transit bus air-conditioner energy saving method and system |
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