CN107082006A - Hydrogen cell automobile high pressure hydrogen refrigerating plant - Google Patents

Hydrogen cell automobile high pressure hydrogen refrigerating plant Download PDF

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Publication number
CN107082006A
CN107082006A CN201710354578.0A CN201710354578A CN107082006A CN 107082006 A CN107082006 A CN 107082006A CN 201710354578 A CN201710354578 A CN 201710354578A CN 107082006 A CN107082006 A CN 107082006A
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CN
China
Prior art keywords
high pressure
hydrogen
pressure hydrogen
expansion
car
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Pending
Application number
CN201710354578.0A
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Chinese (zh)
Inventor
那晓雨
康慧芳
韩恺
郑子阳
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Beijing Institute of Technology BIT
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Beijing Institute of Technology BIT
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Priority to CN201710354578.0A priority Critical patent/CN107082006A/en
Publication of CN107082006A publication Critical patent/CN107082006A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/32Cooling devices
    • B60H1/3204Cooling devices using compression
    • B60H1/3227Cooling devices using compression characterised by the arrangement or the type of heat exchanger, e.g. condenser, evaporator
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B9/00Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/06Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point using expanders

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel Cell (AREA)

Abstract

The present invention provides a kind of hydrogen cell automobile high pressure hydrogen refrigerating plant, including:High pressure hydrogen tank (1) and refrigeration system (2), the refrigeration system (2) include one or more levels expansion system, and every grade of expansion system includes an expanding machine (3) and a heat exchanger (4).High pressure hydrogen is flowed out from high pressure hydrogen tank (1), and expansion systems at different levels are flowed into successively;In expansion systems at different levels, expanding machine (3) decrease temperature and pressure, external output work are first passed through, subsequently into heat exchanger (4), when in-car needs refrigeration, cold is provided for in-car, when in-car is not required to refrigeration, heat exchange is carried out with environment or fuel cell cooling circulation water.The present invention is recycled the pressure energy in high pressure hydrogen tank by refrigeration system (2), while providing cold for driving cabin, improves capacity usage ratio.

Description

Hydrogen cell automobile high pressure hydrogen refrigerating plant
Technical field
The present invention relates to hydrogen energy source refrigerator on vehicles, more particularly to a kind of high pressure hydrogen refrigerating plant.
Background technology
As shown in Figure 2,3, traditional hydrogen cell automobile is circulated using steam compression type refrigeration.Refrigerant passes through compressor (5) compress, state point 2 is warming up to by state point 1, condenser (6) heat release is then flowed through, is cooled to by the equipressure of state point 2 State point 4, expands through choke valve (3), state point 5 is cooled to by state point 4, finally flows into evaporator (18) and absorbs in-car Heat, completes refrigeration.Conventional vapor-compression kind of refrigeration cycle, not only compressor need consume motor electric work, influence vehicle operation, And equipment is huge need to take big quantity space for condenser and evaporator etc..Therefore, patent of the present invention proposes to recycle High Pressure Hydrogen Pressure energy in gas tank, while freezing to in-car.As shown in figure 3, high pressure hydrogen is dropped by state point 4 by expander Pressure is cooled to state point 5, flows through heat exchanger and absorbs in-car heat, realizes in-car refrigeration.
The content of the invention
It is an object of the present invention in view of the shortcomings of the prior art there is provided a kind of high pressure hydrogen refrigerating plant, improve hydrogen combustion Expect the vehicle energy utilization efficiency of battery car.
The technical scheme is that, a kind of hydrogen cell automobile high pressure hydrogen refrigerating plant, including:High pressure hydrogen tank (1) and refrigeration system (2), the refrigeration system (2) includes one or more levels expansion system, every grade of expansion system include one it is swollen Swollen machine (3) and a heat exchanger (4).High pressure hydrogen is flowed out from high pressure hydrogen tank (1), and expansion systems at different levels are flowed into successively;Each In level expanding machine, expanding machine (3) decrease temperature and pressure, external output work, subsequently into heat exchanger (4), when in-car needs system are first passed through When cold, cold is provided for in-car, when in-car is not required to refrigeration, heat exchange is carried out with environment or fuel cell cooling circulation water.
The expanding machine is axial-flow type expanding machine, radial-flow type expanding machine, footpath axial-flow type expanding machine, scroll expansion machine, spiral shell Expander or piston expansion engine.Expanding machine plays a part of reduction Hydrogen Vapor Pressure and temperature, not only reclaims high pressure hydrogen Pressure energy and also reclaim the cold of high pressure hydrogen, in-car refrigeration is realized while external output work.
Described refrigeration modes, using the air-cooled heat exchanger of forced convertion or water-cooled heat exchanger.Using forced convertion Air-cooled heat exchanger, it is not necessary to set up pipeline, saves interior space;Using water-cooled heat exchanger, available for in-car cooling, also may be used As in-car refrigerator low-temperature receiver, optimize car facilities;If in-car need not freeze, cold can by fuel cell cooling water system or Air is taken away.
The expansion system can be one-level, two-stage or three-level.Can be according to the different demands of client and selection different designs Pattern, has a wide range of application, and can ensure that the reliable implementation of above-mentioned refrigeration system, effectively improves Hydrogen Fuel-cell Vehicles capacity usage ratio.
The expanding machine output work can directly drive automobile advance, air compressor can also be driven to work, can be with Electrical power storage is further converted into battery.
Brief description of the drawings
Fig. 1 is Figure of abstract.
Fig. 2 is vapour-compression refrigeration cycle arrangement flow chart.
Fig. 3 is vapor-compression refrigerant cycle state parameter figure.
Fig. 4 is high pressure hydrogen cooling flow figure.
Fig. 5 is that vehicle refrigerator flow chart, Fig. 6 are hydrogen cell automobile supply flow chart.
Specific embodiment
Following examples are used to illustrate the present invention, but are not limited to the scope of the present invention.
With reference to the accompanying drawings and examples, the embodiment to the present invention is described in further detail.
Case study on implementation 1
As shown in figure 4, a kind of hydrogen cell automobile high pressure hydrogen refrigerating plant, including:High pressure hydrogen tank (1), refrigeration System (2), the refrigeration system (2) includes expanding machine (3) and heat exchanger (4).This case uses one-stage expansion system, in refrigeration Under pattern:High pressure hydrogen flows out from high pressure hydrogen tank (1), first passes through piston expansion engine (3) decrease temperature and pressure, external output work, Then air-cooled heat exchanger (4) released cold quantity is flowed into, in-car is cooled.
Case study on implementation 2
As shown in figure 5, a kind of hydrogen cell automobile high pressure hydrogen refrigerating plant, including:High pressure hydrogen tank (1), refrigeration System (2), the refrigeration system (2) includes screw type expansion machine (3) and water-cooled heat exchanger (4), in-car refrigerator (7).This case Example uses three-level expansion system, and high pressure hydrogen is flowed out from high pressure hydrogen tank (1), and expansion systems at different levels are flowed into successively;At different levels swollen In swollen system, hydrogen flows into one-level scroll expansion machine (3) decrease temperature and pressure, and then external output work flows into one-level water-cooled and change Hot device (4) absorbs heat;Two grades of scroll expansion machine (3) expansion decompressions are flowed into again, and externally acting flows into the heat exchange of two-stage water-cooling formula Device (4) absorbs heat;Three-level scroll expansion machine (3) expansion decompression is finally flowed into, externally acting flows into the heat exchange of three-level water-cooled Device (4) absorbs heat, is finally completed the decompression of hydrogen.Cool storage material is full of in pipeline 1, the cold of high pressure hydrogen is reclaimed, passes through In-car refrigerator (7) released cold quantity, optimizes car facilities.
Case study on implementation 3
As shown in fig. 6, hydrogen cell automobile air supply system, including:High pressure hydrogen tank (1), refrigeration system (2), expansion Machine (3), heat exchanger (4), condenser (8), hydrogen heater (9), hydrogen humidifier (10), water tank (11), water knockout drum (12), sky Gas humidifier (13), fuel cell (14), water knockout drum (15), air heater (16), compressor (17).Anode supply air line: Hydrogen is flowed out by high pressure hydrogen tank (1), and expansion systems at different levels are flowed into successively, and this case uses compound expansion system;At different levels swollen In swollen system, hydrogen flows into one-level radial-flow type expanding machine (3) expansion decompression, and external work done flows into the air-cooled heat exchanger of one-level (4) Released cold quantity, cools to in-car;Two grades of radial-flow type expanding machine (3) expansion decompressions, external work done are flowed into again, then flow into two grades Air-cooled heat exchanger (4) released cold quantity, cools to in-car;Low-pressure low-temperature hydrogen flows into thermal resistance hydrogen heater (9) and added Heat is warming up to 70~80 DEG C, flows into film hydrogen humidifier (10) humidification, flows into fuel cell (15) anode, completes electrochemistry anti- Should, electric work is externally exported, unnecessary hydrogen flows back to supply air line by water knockout drum (12), and water is discharged outside car by water knockout drum (12); Negative electrode supply air line:Outdoor air passes through after removal filtration, and 0.4Mpa or so is compressed to through compressor (17), flows into thermal resistance Air heater (16) heat temperature raising, then film air humidifier (13) humidification is flowed into, finally flow into fuel battery negative pole, and hydrogen Electrochemical reaction is completed, electric work is externally exported, unnecessary air flows through air heater by water knockout drum (15), to intake air Tentatively heated, water flows back to circulation waterway through water pump.
As shown in fig. 6, hydrogen fuel cell optimum working temperature is at 70~80 DEG C, hydrogen-oxygen fuel cell is exothermic reaction, is Maintenance optimum working temperature to fuel cell, it is necessary to cool down.Cooling circulating water pipeline:Cooling water is from water tank (11) Outflow, is divided into three streams, one flows through hydrogen humidifier (10), and another flows through air humidifier (13), to film humidifier Moisturizing is carried out, also one flows through the temperature that fuel cell (14) absorbs heat reduction fuel cell.
Fuel cell waste heat is dispersed into air by summer, the condensed device of cooling water (8);Winter, the condensed device of cooling water (8) fuel cell waste heat, is dispersed into in-car, in-car is heated.

Claims (5)

1. the present invention provides a kind of hydrogen cell automobile high pressure hydrogen refrigerating plant, including:High pressure hydrogen tank (1) and refrigeration system Unite (2), the refrigeration system (2) includes one or more levels expansion system, every grade of expansion system includes an expanding machine (3) and one Individual heat exchanger (4).High pressure hydrogen is flowed out from high pressure hydrogen tank (1), and expansion systems at different levels are flowed into successively;In expansion systems at different levels In, expanding machine (3) decrease temperature and pressure is first passed through, external output work, subsequently into heat exchanger (4), is car when in-car needs refrigeration Interior offer cold, when in-car is not required to refrigeration, heat exchange is carried out with environment or fuel cell cooling circulation water.It is characterized in that: The refrigeration system (2) of the present invention includes one or more levels expansion system, the pressure energy in high pressure hydrogen tank is recycled, simultaneously Cold is provided for driving cabin, capacity usage ratio is improved.
2. hydrogen cell automobile high pressure hydrogen refrigerating plant according to claim 1, it is characterised in that:The expanding machine For axial-flow type expanding machine, radial-flow type expanding machine, footpath axial-flow type expanding machine, scroll expansion machine, screw type expansion machine or piston type Expanding machine.
3. hydrogen cell automobile high pressure hydrogen refrigerating plant according to claim 1, it is characterised in that:Using pressure pair Flow air-cooled heat exchanger or water-cooled heat exchanger to cool to in-car, when in-car need not cool, cold is by air band Walk or taken away by fuel cell cooling water system.
4. hydrogen cell automobile high pressure hydrogen refrigerating plant according to claim 1, it is characterised in that:The expansion system System can be one-level, two grades or three-level.
5. hydrogen cell automobile high pressure hydrogen refrigerating plant according to claim 1, it is characterised in that:The expanding machine Output work can directly drive automobile advance, air compressor can also be driven to work, and can also be further converted into electric energy storage Exist in battery.
CN201710354578.0A 2017-05-18 2017-05-18 Hydrogen cell automobile high pressure hydrogen refrigerating plant Pending CN107082006A (en)

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107901772A (en) * 2017-10-27 2018-04-13 江苏理工学院 A kind of fuel cell temperature difference electricity generation device applied to automobile combines energy supplying system
CN107994243A (en) * 2017-11-27 2018-05-04 常州工学院 A kind of hydrogen fuel cell-powered system for refrigerator car
CN108615915A (en) * 2018-04-08 2018-10-02 江苏理工学院 A kind of hydrogen fuel cell water supply energy supplying system applied to fire fighting truck
CN108657434A (en) * 2018-04-08 2018-10-16 江苏理工学院 A kind of fire airplane for energy supply of being supplied water using hydrogen fuel cell
CN109458551A (en) * 2018-12-17 2019-03-12 吉林大学 A kind of hydrogen cell automobile high-pressure hydrogen storing pressure tank energy recyclable device and recovery method
CN111347837A (en) * 2020-05-18 2020-06-30 杭州制氧机集团股份有限公司 Automobile heat pump intelligent management system capable of preventing automobile interior from suffocation and method thereof
CN114407950A (en) * 2022-01-17 2022-04-29 中车青岛四方机车车辆股份有限公司 Hydrogen internal combustion power vehicle and method based on high-pressure hydrogen expansion work and waste heat utilization
CN115513490A (en) * 2022-09-27 2022-12-23 南方电网电力科技股份有限公司 Residual pressure and waste heat utilization device of hydrogen fuel cell system and control method thereof

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JPH07139829A (en) * 1993-11-17 1995-06-02 Ishikawajima Harima Heavy Ind Co Ltd Refrigeration cycle
KR100873250B1 (en) * 2007-08-17 2008-12-11 현대자동차주식회사 Air conditioner for fuel cell vehicle
CN102588742A (en) * 2012-02-22 2012-07-18 上海舜华新能源系统有限公司 Refrigeration cycle method and system for 70MPa hydrogen filling station
CN203420766U (en) * 2013-07-24 2014-02-05 中国科学院工程热物理研究所 Waste heat comprehensive utilization system of CNGE
CN103887544A (en) * 2012-12-21 2014-06-25 上海汽车集团股份有限公司 Heat dissipating device of fuel cell vehicle
CN103983036A (en) * 2014-05-30 2014-08-13 西安交通大学 CO2 circulation poly-generation system for waste heat recovery of internal combustion engine
CN106337730A (en) * 2016-09-07 2017-01-18 石家庄新华能源环保科技股份有限公司 Hydrogen fuel engine system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07139829A (en) * 1993-11-17 1995-06-02 Ishikawajima Harima Heavy Ind Co Ltd Refrigeration cycle
KR100873250B1 (en) * 2007-08-17 2008-12-11 현대자동차주식회사 Air conditioner for fuel cell vehicle
CN102588742A (en) * 2012-02-22 2012-07-18 上海舜华新能源系统有限公司 Refrigeration cycle method and system for 70MPa hydrogen filling station
CN103887544A (en) * 2012-12-21 2014-06-25 上海汽车集团股份有限公司 Heat dissipating device of fuel cell vehicle
CN203420766U (en) * 2013-07-24 2014-02-05 中国科学院工程热物理研究所 Waste heat comprehensive utilization system of CNGE
CN103983036A (en) * 2014-05-30 2014-08-13 西安交通大学 CO2 circulation poly-generation system for waste heat recovery of internal combustion engine
CN106337730A (en) * 2016-09-07 2017-01-18 石家庄新华能源环保科技股份有限公司 Hydrogen fuel engine system

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107901772A (en) * 2017-10-27 2018-04-13 江苏理工学院 A kind of fuel cell temperature difference electricity generation device applied to automobile combines energy supplying system
CN107994243A (en) * 2017-11-27 2018-05-04 常州工学院 A kind of hydrogen fuel cell-powered system for refrigerator car
CN108615915A (en) * 2018-04-08 2018-10-02 江苏理工学院 A kind of hydrogen fuel cell water supply energy supplying system applied to fire fighting truck
CN108657434A (en) * 2018-04-08 2018-10-16 江苏理工学院 A kind of fire airplane for energy supply of being supplied water using hydrogen fuel cell
CN109458551A (en) * 2018-12-17 2019-03-12 吉林大学 A kind of hydrogen cell automobile high-pressure hydrogen storing pressure tank energy recyclable device and recovery method
CN111347837A (en) * 2020-05-18 2020-06-30 杭州制氧机集团股份有限公司 Automobile heat pump intelligent management system capable of preventing automobile interior from suffocation and method thereof
CN114407950A (en) * 2022-01-17 2022-04-29 中车青岛四方机车车辆股份有限公司 Hydrogen internal combustion power vehicle and method based on high-pressure hydrogen expansion work and waste heat utilization
CN114407950B (en) * 2022-01-17 2024-03-22 中车青岛四方机车车辆股份有限公司 Hydrogen internal combustion power vehicle and method based on high-pressure hydrogen expansion work and waste heat utilization
CN115513490A (en) * 2022-09-27 2022-12-23 南方电网电力科技股份有限公司 Residual pressure and waste heat utilization device of hydrogen fuel cell system and control method thereof
CN115513490B (en) * 2022-09-27 2023-10-31 南方电网电力科技股份有限公司 Residual pressure and waste heat utilization device of hydrogen fuel cell system and control method thereof

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Application publication date: 20170822

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