CN208714974U - A kind of fuel cell car energy conservation air supply system - Google Patents
A kind of fuel cell car energy conservation air supply system Download PDFInfo
- Publication number
- CN208714974U CN208714974U CN201821333942.1U CN201821333942U CN208714974U CN 208714974 U CN208714974 U CN 208714974U CN 201821333942 U CN201821333942 U CN 201821333942U CN 208714974 U CN208714974 U CN 208714974U
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- China
- Prior art keywords
- air
- pressure
- hydrogen
- multipurpose
- compressor
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells
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- Fuel Cell (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
A kind of fuel cell car energy conservation air supply system, belongs to the field of energy-saving technology of automobile.The system hydrogen gas pressure sensor is arranged on the pipeline between vacuum solenoid valve and multipurpose compressor, and air pressure probe is arranged on the pipeline of multipurpose compressor discharge compressed air；When being not enough to push multipurpose compressor operating by the Hydrogen Vapor Pressure of vacuum solenoid valve, or air outlet slit side pressure force snesor detect air outlet slit end pressure lower than PLC controller setting air pressure when, control system starts multipurpose compressor power supply system, use electrical energy drive multipurpose compressor, compression hydrogen and air simultaneously guarantee the gas supply of fuel cell pack.The system structure is simple, occupies little space, easy to accomplish integrated.Using the pressure energy of High Pressure Hydrogen gas cylinder, air compression plant is pushed, atmospheric air is pressurizeed, to use air in h2 fuel cell stack, is directly the pressure energy of air by the pressure energy of hydrogen, greatly improve capacity usage ratio.
Description
Technical field
The utility model relates to a kind of fuel cell car energy conservation air supply systems, belong to the energy conservation in new-energy automobile system
Technical field.
Background technique
Using hydrogen as the fuel cell car of fuel, other than hydrogen to be had, it is necessary to have oxygen.Hydrogen is usually to compress
Gas has higher pressure, is stored in high pressure gas cylinder, and pressure store is up to 70MPa；Oxygen is typically from air, leads to
It is often used the machinery that compressor, air blower etc. have compression property, fuel cell channel, pipe resistance is overcome, oxygen will be contained
Air delivery to fuel cell cathode flow channel in, make oxygen have certain kinetic energy penetrate fuel cell cathode catalysis layer, into
The relevant electrochemical reaction of row.
Need to consume the electric power of fuel cell sending with the gearings compressed air such as compressor, air blower, to provide pressure
Motive power needed for contracting air causes not use running car completely by the precious electric power that hydrogen generates, reduces fuel
The mileage travelled and fuel availability of battery car.Since the space in automobile is limited, therefore hydrogen-oxygen fuel cell automobile uses gas
Bottle stored air is worthless.
Patent CN201710431329.7 describes a kind of new-energy automobile central gas supply system and air supply method, the system
It mainly include two stages of compression air compressor, fuel cell system, air cooling heat exchanger and air-pressure brake brake system.The patent
The main compressed gas using air compressor output imports the recycling that expanding machine carries out pressure energy, and remaining using cell reaction
Hot and cold gas carry out cooling capacity and heat recycling.But it is worth noting that the pressure energy that the system is recycled is by air pressure
Provided by contracting machine, the energy recovery efficiency of which is extremely low, not only wastes electric energy caused by hydrogen, also increases system
Complexity.
Energy is rich in the High Pressure Hydrogen bottle of hydrogen-oxygen fuel cell automobile, wherein there are also pressure energies in addition to chemical energy.Utilize it
Pressure energy can drive the device of compressed air, to reduce the electric power for consuming cell power generation.
Summary of the invention
In order to overcome problems of the prior art, the utility model provides a kind of fuel cell car energy conservation gas supply system
System, the energy conservation air supply system should utilize the pressure energy of High Pressure Hydrogen gas cylinder, push air compression plant, atmospheric air is pressurizeed, with
Just air is used in h2 fuel cell stack, is directly the pressure energy of air by the pressure energy of hydrogen, is greatly improved energy
Utilization rate.
The technical solution adopted in the utility model is: a kind of fuel cell car energy conservation air supply system, it includes automobile-used height
Hydrogen cylinder, vacuum solenoid valve, multipurpose compressor, pressure sensor and control system are pressed, is pacified on the automobile-used High Pressure Hydrogen gas cylinder
Dress vacuum solenoid valve or automobile-used High Pressure Hydrogen gas cylinder are connected by pipeline with vacuum solenoid valve, the outlet and multipurpose of vacuum solenoid valve
Compressor hydrogen inlet is connected, and the air of the other end sucking of multipurpose compressor is compressed, and compressed air is directly used in
Stack cathode；The pressure sensor includes the hydrogen being arranged between vacuum solenoid valve and multipurpose compressor on pipeline
Gas input end pressure sensor and an air outlet slit end pressure being arranged on multipurpose compressor discharge compressed-air line
Sensor；The control system uses PLC controller, PLC controller and vacuum solenoid valve, hydrogen inlet side pressure force snesor,
Air outlet slit side pressure force snesor, multipurpose compress mechatronics；It is not enough to push when by the Hydrogen Vapor Pressure of vacuum solenoid valve
When multipurpose compressor operating, the hydrogen inlet side pressure force snesor detects Hydrogen Vapor Pressure lower than PLC controller setting
Multipurpose compressor automatic work inlet pressure or the air outlet slit side pressure force snesor detect that air outlet slit end pressure is low
In the air pressure of PLC controller setting, the control system starts multipurpose compressor power supply system, more using electrical energy drive
Purposes compressor, while compression hydrogen and air guarantee the gas supply of fuel cell pack；Control system sounds an alarm at this time,
Prompt user's fuel shortage；As user plus after be flushed with hydrogen gas, pressure reaches normal value, all clear, and control system cuts off multipurpose
Compressor external power supply, entire air supply system work normally.
The control system uses S7-200 PLC controller.
The beneficial effects of the utility model are: this fuel cell car energy conservation air supply system includes automobile-used high pressure hydrogen
Bottle, vacuum solenoid valve, multipurpose compressor and control system.Control system uses PLC controller, hydrogen inlet end pressure sensing
Device is arranged between vacuum solenoid valve and multipurpose compressor on pipeline, and air outlet slit side pressure force snesor is arranged in multipurpose press
Contracting machine is discharged on the pipeline of compressed air；It is not enough to push multipurpose compressor operating when by the Hydrogen Vapor Pressure of vacuum solenoid valve
When or air outlet slit side pressure force snesor detect air outlet slit end pressure be lower than PLC controller setting air pressure when, control
System processed starts multipurpose compressor power supply system, using electrical energy drive multipurpose compressor, while compression hydrogen and air, it protects
Demonstrate,prove the gas supply of fuel cell pack.The energy conservation air supply system structure is simple, occupies little space, easy to accomplish integrated.It utilizes
The pressure energy of High Pressure Hydrogen gas cylinder pushes air compression plant, atmospheric air is pressurizeed, to use sky in h2 fuel cell stack
The pressure energy of hydrogen is directly the pressure energy of air, greatly improves capacity usage ratio by gas.
Detailed description of the invention
Fig. 1 is the schematic diagram of fuel cell car energy conservation air supply system.
Fig. 2 is the schematic diagram of SP-200PLC controller.
In figure: 1, automobile-used High Pressure Hydrogen gas cylinder, 2, vacuum solenoid valve, 3, multipurpose compressor, 4a, hydrogen inlet end pressure pass
Sensor, 4b, air outlet slit side pressure force snesor, 5, control system.
Specific embodiment
Fig. 1 shows a kind of schematic diagram of fuel cell car energy conservation air supply system.This fuel cell car energy conservation supplies
Gas system includes automobile-used High Pressure Hydrogen gas cylinder 1, vacuum solenoid valve 2, multipurpose compressor 3, pressure sensor and control system 5, pressure
Force snesor includes hydrogen inlet side pressure force snesor 4a, air outlet slit side pressure force snesor 4b.Automobile-used High Pressure Hydrogen gas cylinder 1 passes through
Pipeline is connected with vacuum solenoid valve 2, and the outlet of vacuum solenoid valve 2 is connected with 3 hydrogen inlet of multipurpose compressor, multipurpose compression
The air of the other end sucking of machine 3 is compressed, and compressed air is directly used in stack cathode；The sky of multipurpose compressor 3
Gas input end is the air in atmosphere after filtering, the lower pressure hydrogen effect of multipurpose compressor hydrogen outlet end discharge
In cell stack anode；Hydrogen inlet side pressure force snesor 4a is mounted on hydrogen inlet end, air outlet slit side pressure force snesor 4b peace
Mounted in air outlet slit end.Control system (5) uses PLC controller, PLC controller and vacuum solenoid valve 2, pressure sensor, more
Purposes compressor 3 is electrically connected, and the movement of controllable vacuum solenoid valve 2 and multipurpose compressor 3.
Fig. 2 shows the schematic diagrams of PLC controller.Hydrogen inlet side pressure force snesor 4a, air outlet slit end pressure sensing
Device 4b, vacuum solenoid valve 2 and compressor control relay are electrically connected SP-200 controller, compressor control relay and multipurpose
Compressor 3 is electrically connected, and multipurpose compressor 3 is driven by loaded power.
When being not enough to push multipurpose compressor 3 by the Hydrogen Vapor Pressure of vacuum solenoid valve 2, i.e. hydrogen inlet end pressure
Sensor 4a detects that pressure is lower than the 3 automatic work inlet pressure of multipurpose compressor or air outlet slit of PLC controller setting
Side pressure force snesor 4b detects that air outlet slit end pressure is lower than the air pressure of PLC controller setting, and PLC controller is through compressing
Machine controls relay and starts multipurpose compressor 3, drives multipurpose compressor 3 using loaded power, guarantees fuel cell pack
Gas supply；Control system 5 sounds an alarm at this time, prompts user's fuel shortage.As user plus after be flushed with hydrogen gas, pressure reaches normal
Value, all clear, control system 5 cut off the external power supply of multipurpose compressor 3, and entire air supply system works normally.Work as system
When shutdown, vacuum solenoid valve 2 is closed, system stalls.
PLC controller is the programmable logic controller (PLC) of digital operation electronic system, for controlling mechanical production
Process.Common simplest Siemens S7 series PLC is small in size on the market now, speed is fast, standardization, has network communication
Ability, with better function, reliability is higher, S7-200 PLC controller (model 6ES7211-0BA23-0XB0, AC/DC/ relay
Device, 6 points of inputs, 4 points of outputs) it is weak signal testing, it is suitable for all trades and professions, automatic detection, monitoring and control in various occasions
Deng, the power of S7-200 PLC make its no matter single-unit operation, or be linked to be network and can realize complicated control function.
Claims (2)
1. a kind of fuel cell car energy conservation air supply system, it includes automobile-used High Pressure Hydrogen gas cylinder (1), vacuum solenoid valve (2), is mostly used
Way compressor (3), pressure sensor and control system (5), it is characterized in that: installing decompression on the automobile-used High Pressure Hydrogen gas cylinder (1)
Solenoid valve (2) or automobile-used High Pressure Hydrogen gas cylinder (1) are connected by pipeline with vacuum solenoid valve (2), the outlet of vacuum solenoid valve (2) and
Multipurpose compressor (3) hydrogen inlet is connected, and the air of the other end sucking of multipurpose compressor (3) is compressed, compressed
Air is directly used in stack cathode；The pressure sensor includes that a setting is compressed in vacuum solenoid valve (2) and multipurpose
Hydrogen inlet side pressure force snesor (4a) and a setting between machine (3) on pipeline are discharged in multipurpose compressor (3) and compress
Air outlet slit side pressure force snesor (4b) on air line；The control system (5) use PLC controller, PLC controller with
Vacuum solenoid valve (2), hydrogen inlet side pressure force snesor (4a), air outlet slit side pressure force snesor (4b), multipurpose compressor
(3) it is electrically connected；When the Hydrogen Vapor Pressure by vacuum solenoid valve (2) is not enough to that multipurpose compressor (3) is pushed to work, the hydrogen
Gas input end pressure sensor (4a) detects that Hydrogen Vapor Pressure is started building certainly lower than the multipurpose compressor (3) of PLC controller setting
Make inlet pressure or the air outlet slit side pressure force snesor (4b) detects that air outlet slit end pressure is set lower than PLC controller
Fixed air pressure, the control system (5) start multipurpose compressor power supply system, use electrical energy drive multipurpose compressor
(3), while compression hydrogen and air, guarantee the gas supply of fuel cell pack；Control system (5) sounds an alarm at this time, prompts
User's fuel shortage；As user plus after be flushed with hydrogen gas, pressure reaches normal value, all clear, and control system (5) cuts off multipurpose press
Contracting machine external power supply, entire air supply system work normally.
2. a kind of fuel cell car energy conservation air supply system according to claim 1, it is characterized in that: the control system
(5) S7-200 PLC controller is used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821333942.1U CN208714974U (en) | 2018-08-19 | 2018-08-19 | A kind of fuel cell car energy conservation air supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821333942.1U CN208714974U (en) | 2018-08-19 | 2018-08-19 | A kind of fuel cell car energy conservation air supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208714974U true CN208714974U (en) | 2019-04-09 |
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ID=65978317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821333942.1U Withdrawn - After Issue CN208714974U (en) | 2018-08-19 | 2018-08-19 | A kind of fuel cell car energy conservation air supply system |
Country Status (1)
| Country | Link |
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| CN (1) | CN208714974U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109017409A (en) * | 2018-08-19 | 2018-12-18 | 大连理工大学 | A kind of fuel cell car energy conservation air supply system |
-
2018
- 2018-08-19 CN CN201821333942.1U patent/CN208714974U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109017409A (en) * | 2018-08-19 | 2018-12-18 | 大连理工大学 | A kind of fuel cell car energy conservation air supply system |
| CN109017409B (en) * | 2018-08-19 | 2020-07-24 | 大连理工大学 | Energy-saving gas supply system of fuel cell automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190409 Effective date of abandoning: 20200724 |