CN206806444U - A kind of new fuel cell pile power generating system - Google Patents
A kind of new fuel cell pile power generating system Download PDFInfo
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- CN206806444U CN206806444U CN201720630657.5U CN201720630657U CN206806444U CN 206806444 U CN206806444 U CN 206806444U CN 201720630657 U CN201720630657 U CN 201720630657U CN 206806444 U CN206806444 U CN 206806444U
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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
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Abstract
The utility model discloses a kind of new fuel cell pile power generating system, including fuel cell pack, hydrogen supply subsystem, air supply subsystem and liquid circulation subsystem, hydrogen supply subsystem, air supply subsystem and the liquid circulation subsystem connect with battery pile described in the fuel respectively, also include controller, the controller is connected with the sensing element in hydrogen supply subsystem, air supply subsystem and liquid circulation subsystem and executive component.The utility model carries out monitoring and data acquisition in real time by controller to the various pieces of fuel cell, the a variety of sensing elements being related to transfer data to controller, and a variety of executive components are controlled by controller, improve the whole machine balancing ability of fuel cell system, make various pieces co-ordination, so that fuel cell always works in optimum efficiency and safe for operation.
Description
Technical field
The utility model belongs to cell power generation technical field, more particularly to a kind of new fuel cell pile power generating system.
Background technology
The development course of fuel cell technology has been over more than 100 years, in communications and transportation, stationary applications field and too
Sky achieves very big success in the works.There are many different types of fuel cell technologies at present, fire over time
Expect the research and development application of battery to various special fields.Its main feature：Energy conversion efficiency is high；It is directly by the chemistry of fuel
Electric energy can be converted into, centre is not limited without combustion process by Carnot cycle.Fuel-electricity of fuel cell system
Energy conversion efficiency is 45%~60%, and the efficiency of thermal power generation and nuclear power is about in 30%-40%.Infield is flexible；Combustion
Expect that battery power station floor space is small, the construction period is short, and power station power can be assembled by battery pile as needed, very convenient.Fuel
Battery no matter as concentrating power station or distributed power station, or as cell, factory, heavy construction independent power station all very
Properly.Load responding is fast, and running quality is high；Fuel cell can within the several seconds transforms to rated power from lowest power.
Because the chemical energy of fuel is converted into electric energy by fuel battery energy, therefore, it is not as common thermoelectric generator
Changed by the energy modalities of boiler, steam turbine, generator, the loss of the conversion of centre can be avoided, reach very high generating
Efficiency.Part commercialization is just realized in the time of recent years.
Fuel cell is generally defined such：, just can be continuously by supply as long as constantly providing reactive material to electrode
The chemical energy of fuel change into the electrochemical appliance of electric energy, heat energy and water.Can be by fuel cell point according to the difference of electrolyte
For molten carbonate fuel cell, SOFC, solid polymer fuel cell, DMFC；
It is fast to load response and solid polymer fuel cell starts soon because its operation temperature, power density are high, sent out in recent years
Exhibition is very fast.
It based on perfluorosulfonic acid ion exchange polymer is electrolyte that solid polymer fuel cell, which is, using platinum as electrode catalyst
Agent, anode carry out the fuel cell of oxidation of hydrogen reaction and cathodic oxygen reduction reaction, and it has low (the 800 DEG C of left sides of running temperature
It is right), power density is high, it is fast to start and is that light-duty vehicle energizes with building to the remarkable advantage such as power demand change matching is fast
First choice；Solid polymer fuel cell is the hot technology developed at present, have energy conversion efficiency is high, running noises are low,
Reliability is high, easy to maintenance, generating efficiency is influenceed very little by load variations, is very suitable as decentralized TRT and (makees
For host groups), it is also suitable as " peak regulation " generating set of power network (as subsidiary engine group)；Therefore, these advantages of fuel cell
It is that other any prior arts can not be by comparison the inexorable trend of future development.
Utility model content
The utility model passes through control mainly solving the technical problems that provide a kind of new fuel cell pile power generating system
Device carries out monitoring and data acquisition, a variety of sensing elements being related in real time to the various pieces of fuel cell and transfers data to control
Device processed, and a variety of executive components are controlled by controller, the whole machine balancing ability of fuel cell system is improved, makes each portion
Point co-ordination, so that fuel cell always works in optimum efficiency and safe for operation.
In order to solve the above technical problems, the technical scheme that the utility model uses is：A kind of new fuel cell heap
Electricity generation system, the fuel cell pack electricity generation system include fuel cell pack, hydrogen supply subsystem, air supply subsystem and
Liquid circulation subsystem, hydrogen supply subsystem, air supply subsystem and liquid circulation subsystem respectively with the combustion
Expect battery pile connection；
The hydrogen supply subsystem includes hydrogen delivery tube and hydrogen discharge pipe, the hydrogen delivery tube and the fuel
The hydrogen inlet connection of battery pile, the hydrogen discharge pipe connect with the hydrogen outlet of the fuel cell pack, and the hydrogen is defeated
Pipe is sent to be sequentially provided with pressure-reducing valve, hydrogen gas magnetic valve, electric control valve, hydrogen gas flowmeter, hydrogen along hydrogen stream direction
Air inlet pressure sensor, the hydrogen discharge pipe are provided with moisture trap, the hydrogen gas pressure sensing along hydrogen stream direction
Device is located in the hydrogen delivery tube and close to the hydrogen inlet end of the fuel cell pack, the hydrogen discharge pipe and the gas
The input connection of separator, the output end of the moisture trap include hydrogen output end and water output end, the hydrogen
Output end is communicated with hydrogen circulation pipe, and the hydrogen circulation pipe is connected by threeway with the hydrogen delivery tube, the threeway position
In the upstream of the hydrogen gas flowmeter, hydrogen gas circulating pump is located on the hydrogen circulation pipe, and the water output end is communicated with
Drainpipe, the drainpipe are provided with drain solenoid valve；
The air supply subsystem includes air cleaner, air pressurizing unit, humidifier and pipeline, and the pipeline includes
Air delivery pipe and air discharge duct, the air delivery pipe include the first air air-supply pipeline section and the second air air-supply pipeline section,
The air discharge duct includes the first air air draft pipeline section and the second air air draft pipeline section；The air outlet of the air cleaner with
The air inlet connection of the air pressurizing unit, the humidifier is interior to be provided with air-supply runner and return air runner, the air-supply runner
One end is connected by first air air-supply pipeline section with the air outlet of the air pressurizing unit, the other end of the air-supply runner
Connected by second air air-supply pipeline section with the air intlet of the fuel cell pack, one end of the return air runner passes through
The first air air draft pipeline section connects with the air outlet slit of the fuel cell pack, the other end connection institute of the return air runner
State the second air air draft pipeline section；The first air air-supply pipeline section is provided with air inlet flowmeter, the second air air-supply
Pipeline section is provided with air inlet pressure sensor；
The liquid circulation subsystem includes the pre- thermal sub-system of cold-starting and outer circulation cooling subsystem, the fuel electricity
Chi Dui liquid-inlet connects the first liquid house steward, and the liquid outlet connection second liquid house steward of the fuel cell pack is described
The end branch of second liquid house steward is into the first liquid tap and second liquid branch pipe, first liquid tap and described second
The end of liquid tap accumulates the head end of the first liquid house steward；On first liquid tap according to direction of liquid flow according to
It is secondary to be provided with heater, the first liquid circulation pump and the first check valve, on the second liquid branch pipe according to direction of liquid flow successively
Provided with heat exchanger, second liquid circulating pump and the second check valve；On the first liquid house steward according to direction of liquid flow successively
Provided with ion-exchanger, conductivity sensor, inflow temperature sensor and intake pressure sensor；On the second liquid house steward
And it is provided with leaving water temperature sensors positioned at the liquid outlet end of the fuel cell pack；First liquid tap, heater,
One liquid circulation pump, the first check valve, the first liquid house steward, ion-exchanger, conductivity sensor, inflow temperature sensor,
Intake pressure sensor, second liquid house steward and leaving water temperature sensors form the pre- thermal sub-system of cold-starting；Described
Two liquid taps, heat exchanger, second liquid circulating pump, the second check valve, the first liquid house steward, ion-exchanger, electrical conductivity
Sensor, inflow temperature sensor and intake pressure sensor, second liquid house steward and leaving water temperature sensors composition are described outer
Circulating cooling subsystem；
Also include controller, the hydrogen gas magnetic valve, electric control valve, hydrogen gas circulating pump, drain solenoid valve, air
Booster, heater, the first liquid circulation pump, the first check valve, second liquid circulating pump and the second check valve respectively with it is described
Controller electrically connects；The hydrogen gas flowmeter, hydrogen gas pressure sensor, air inlet flowmeter, air inlet pressure
Force snesor, conductivity sensor, inflow temperature sensor, intake pressure sensor and leaving water temperature sensors respectively with it is described
Controller signals connect.
Further say, the heat exchanger carries tank, and is provided with liquid level sensor, institute in the tank
Liquid level sensor is stated to be connected with the controller signals.
Further say, hydrogen gas temperature sensor and hydrogen gas humidity sensor are additionally provided with the hydrogen delivery tube
Device, the hydrogen gas temperature sensor and the hydrogen gas humidity sensor all enter located at the hydrogen of the fuel cell pack
Mouth end and the downstream for being located at the hydrogen gas flowmeter, the hydrogen gas temperature sensor and the hydrogen gas humidity pass
Sensor is connected with the controller signals respectively.
Further say, the hydrogen delivery tube, the hydrogen discharge pipe, the hydrogen circulation pipe and the drainpipe are all
For stainless steel tube, the stainless steel tube is the stainless steel tube that inner surface carried out anti-hydrogen embrittlement processing.
Further say, the liquid circulation subsystem also includes warning device, the warning device and the controller
Electrical connection, and the warning device is at least one of light prompting and sound prompting.
Further say, the internal diameter of the second air air-supply pipeline section and the internal diameter difference of the first air air draft pipeline section
Wall thickness for the wall thickness and the first air air draft pipeline section of 28-32mm and second air air-supply pipeline section is respectively 3-4mm.
Further say, the interior caliber of the hydrogen delivery tube is 25-35mm.
Further say, the controller is single-chip microcomputer or electronic control unit.
Further say, the fuel cell pack is pem fuel cell stack.
The beneficial effects of the utility model at least have it is following some：
When starting fluid cell stack system generates electricity, first starting the pre- thermal sub-system of cold-starting makes fuel cell pile power generating system
System reaches the operating temperature of needs, and generally 80-85 DEG C, then controller the first liquid circulation pump of control and heater stop work
Make, that is, close the pre- thermal sub-system of cold-starting；Start hydrogen supply subsystem, air supply subsystem and outer circulation cooling simultaneously
Subsystem, make hydrogen and air incoming fuel stack electricity generation system simultaneously, hydrogen and air pass through in fuel cell pack to be changed
Learn reaction and produce electric energy, heat energy and water, wherein electric energy is the part to be utilized, and utilization is collected through external circuit；Heat energy is to pass through
Outer circulation cooling subsystem is discharged, and water caused by reaction is discharged by air supply subsystem；So as to fuel cell pack electricity generation system
Normal work；At least there is some following advantage：
First, the utility model sets up hydrogen gas circulating pump on hydrogen discharge pipe, and the hydrogen for failing fully to react is recycled back to
Hydrogen delivery tube eventually enters into fuel cell and continues to react, final only to produce water, in order to avoid causing to waste to hydrogen, while also improves
The security of fuel cell；
2nd, in hydrogen supply subsystem the hydrogen gas pressure sensor that is provided with and hydrogen gas flowmeter respectively with control
After the data accurate delivery of device electrical connection, hydrogen gas pressure sensor and hydrogen gas flowmeter is to controller, controller hair
Go out instruction control hydrogen gas magnetic valve and motorized adjustment valve events, it is effective to control hydrogen flowing quantity and pressure, ensure pile
Anode has enough hydrogen that electrochemical reaction occurs, and so as to ensure the continuation of fuel cell pack reaction, improves fuel cell pack
Generation Rate；
3rd, moisture trap is provided with hydrogen discharge pipe in hydrogen supply subsystem, will be separated by moisture trap
The hydrogen gone out by hydrogen gas circulating pump is incorporated to hydrogen delivery tube and is transported to fuel cell pack again to be reacted, and makes hydrogen not direct
It is discharged into air, improves the utilization rate of hydrogen while avoid wasting；
4th, the air cleaner in air supply subsystem, can effectively remove the large particulate matter in air, utilize chemistry
The pernicious gases such as sorbing carbon monoxide, sulfur dioxide and hydrogen sulfide are handled, are made in the air after air cleaner filters
Grain thing (particle diameter is less than or equal to 10 micrograms) is less than 50 micrograms/year, sulfur dioxide is less than 150 micro- Grams Per Hours, nitric oxide is less than 10
Micro- Grams Per Hour, so as to ensure that fuel cell pack is not damaged by large particulate matter or pernicious gas, increase the service life；
5th, the humidifier in air supply subsystem, by the heat transfer of air in return air runner to air-supply runner
In air, the relative humidity of the air of incoming fuel battery pile is set to reach 90-100%, so that recycle heat utilizes；
6th, the pre- thermal sub-system of cold-starting is provided with liquid circulation subsystem, disclosure satisfy that fuel cell pack electricity generation system
The condition of normal use at low ambient temperatures, i.e., fuel cell pack electricity generation system is applied widely；It is additionally provided with outer circulation cooling
Subsystem, caused substantial amounts of heat can be shed by outer circulation cooling subsystem in fuel cell pack power generation process, ensure combustion
Expect that the temperature of battery pile all the time in working range, avoids PEM dehydration, ensure fuel cell pack performance will not under
Drop, while also function to the effect of the service life and generating efficiency that improve fuel cell pack；
7th, the ion-exchanger in liquid circulation subsystem, due to the pre- thermal sub-system of cold-starting and outer circulation cooling
What is used in system is all deionized water, and with the time used, the concentration of water intermediate ion can increase, therefore the ion being provided with
Exchanger, the ion in recirculated water can be effectively removed, its circulating liquid is kept good insulating properties；
8th, inflow temperature sensor, leaving water temperature sensors, conductivity sensor and the water inlet in liquid circulation subsystem
Pressure sensor can adjust the related indices real-Time Signal Transfer of water in real time to controller, controller according to signal,
Feedback control regulation is carried out, realizes the real-time monitoring to the water quality of deionized water, the inflow temperature of recirculated water is controlled at 68 DEG C
Left and right, and leaving water temperature control controls the electrical conductivity of recirculated water below 200 μ S/cm at 78 DEG C or so, is fuel cell pair
Reaction provide sound assurance, improve its performance and generating efficiency；
9th, the heat exchanger in liquid circulation subsystem carries water tank, and is provided with liquid level sensor, and liquid level is too low to be transmitted
For signal to controller, controller can control warning device to send alarm, remind staff to add water in time, ensure fuel cell hair
The supply of deionized water in pile electricity generation system, and then ensure the reaction temperature of fuel cell pack.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is control principle drawing of the present utility model；
Each several part mark is as follows in accompanying drawing：
Fuel cell pack 1, hydrogen supply subsystem 2, air supply subsystem 3, hydrogen delivery tube 4, hydrogen discharge pipe 5,
Pressure-reducing valve 6, hydrogen gas magnetic valve 7, electric control valve 8, hydrogen gas flowmeter 9, hydrogen gas pressure sensor 10, air water
Separator 11, hydrogen gas circulating pump 12, hydrogen circulation pipe 13, drainpipe 14, drain solenoid valve 15, air cleaner 16, air increase
Depressor 17, humidifier 18, the first air air-supply pipeline section 19, the second air air-supply pipeline section 20, the first air air draft pipeline section 21, second
Air air draft pipeline section 22, air inlet flowmeter 23, air inlet pressure sensor 24, the first liquid house steward 25, second liquid
House steward 26, the first liquid tap 27, second liquid branch pipe 28, heater 29, the first liquid circulation pump 30, the first check valve 31,
Heat exchanger 32, second liquid circulating pump 33, the second check valve 34, ion-exchanger 35, conductivity sensor 36, inflow temperature
Sensor 37, intake pressure sensor 38, leaving water temperature sensors 39, controller 40, liquid level sensor 41, hydrogen gas temperature
Sensor 42, hydrogen gas humidity sensor 43, warning device 44, liquid level warning unit 441, the and of electrical conductivity alarm unit 442
3rd air air-supply pipeline section 45.
Embodiment
Preferred embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, it is apparent clear and definite so as to be made to the scope of protection of the utility model
Define.
Embodiment：A kind of new fuel cell pile power generating system, as Figure 1-Figure 2, the fuel cell pile power generating system
System includes fuel cell pack 1, hydrogen supply subsystem 2, air supply subsystem 3 and liquid circulation subsystem, the hydrogen and supplied
Connected respectively with the fuel cell pack 1 to subsystem 2, air supply subsystem 3 and liquid circulation subsystem；
Hydrogen supply subsystem 2 includes hydrogen delivery tube 4 and hydrogen discharge pipe 5, the hydrogen delivery tube 4 with it is described
The hydrogen inlet connection of fuel cell pack 1, the hydrogen discharge pipe 5 connects with the hydrogen outlet of the fuel cell pack 1, described
Hydrogen delivery tube 4 is sequentially provided with pressure-reducing valve 6, hydrogen gas magnetic valve 7, electric control valve 8, hydrogen gas stream along hydrogen stream direction
Gauge 9, hydrogen gas pressure sensor 10, the hydrogen discharge pipe are provided with moisture trap 11, the hydrogen along hydrogen stream direction
Gas air inlet pressure sensor 10 is located in the hydrogen delivery tube 4 and close to the hydrogen inlet end of the fuel cell pack, described
Hydrogen discharge pipe 5 connects with the input of the moisture trap 11, and the output end of the moisture trap 11 is defeated including hydrogen
Go out end and water output end, the hydrogen output end is communicated with hydrogen circulation pipe 13, and the hydrogen circulation pipe 13 passes through threeway and institute
State hydrogen delivery tube 4 to connect, the threeway is located at the upstream of the hydrogen gas flowmeter 9, and hydrogen gas circulating pump 12 is positioned at described
On hydrogen circulation pipe 13, the water output end is communicated with drainpipe 14, and the drainpipe 14 is provided with drain solenoid valve 15；
The air supply subsystem 3 includes air cleaner 16, air pressurizing unit 17, humidifier 18 and pipeline, described
Pipeline includes air delivery pipe and air discharge duct, and the air delivery pipe includes the first air air-supply air of pipeline section 19 and second
Air-supply pipeline section 20, the air discharge duct include the first air air draft pipeline section 21 and the second air air draft pipeline section 22；The air
The air outlet of filter 16 is connected with the air inlet of the air pressurizing unit 17, and air-supply runner is provided with the humidifier 18 and is returned
Distinguished and admirable road, one end of the air-supply runner pass through the air outlet of first air air-supply pipeline section 19 and the air pressurizing unit 17
Connection, the other end of the air-supply runner are entered by the air of second air air-supply pipeline section 20 and the fuel cell pack 1
Mouth connection, one end of the return air runner is gone out by the air of the first air air draft pipeline section 21 and the fuel cell pack 1
Mouth connection, the other end of the return air runner connect the second air air draft pipeline section 22；The first air air-supply pipeline section 19
Air inlet flowmeter 23 is provided with, the second air air-supply pipeline section 20 is provided with air inlet pressure sensor 24；
The liquid circulation subsystem includes the pre- thermal sub-system of cold-starting and outer circulation cooling subsystem, the fuel electricity
The liquid-inlet of pond heap 1 connects the first liquid house steward 25, the liquid outlet connection second liquid house steward of the fuel cell pack 1
26, the end branch of the second liquid house steward 26 is into the first liquid tap 27 and second liquid branch pipe 28, first liquid
The end of branch pipe 27 and the second liquid branch pipe 28 accumulates the head end of the first liquid house steward 25；The first liquid branch
On pipe 27 heater 29, the first liquid circulation pump 30 and the first check valve 31 are sequentially provided with according to direction of liquid flow, described second
On liquid tap 28 heat exchanger 32, the check valve 34 of second liquid circulating pump 33 and second are sequentially provided with according to direction of liquid flow；
Ion-exchanger 35, conductivity sensor 36 are sequentially provided with according to direction of liquid flow, enter water temperature on the first liquid house steward 25
Spend sensor 37 and intake pressure sensor 38；On the second liquid house steward 26 and positioned at the liquid of the fuel cell pack 1
The port of export is provided with leaving water temperature sensors 39；First liquid tap 27, heater 29, the first liquid circulation pump 30, first
Check valve 31, the first liquid house steward 25, ion-exchanger 35, conductivity sensor 36, inflow temperature sensor 37, intake pressure
Sensor 38, second liquid house steward 26 and leaving water temperature sensors 39 form the pre- thermal sub-system of the cold-starting；Described second
Liquid tap 28, heat exchanger 32, second liquid circulating pump 33, the second check valve 34, the first liquid house steward 25, ion-exchanger
35th, conductivity sensor 36, inflow temperature sensor 37 and intake pressure sensor 38, second liquid house steward 26 and leaving water temperature
Sensor 39 forms the outer circulation cooling subsystem；
Also include controller 40, the hydrogen gas magnetic valve, electric control valve, hydrogen gas circulating pump, drain solenoid valve, sky
Gas booster, heater, the first liquid circulation pump, the first check valve, second liquid circulating pump and the second check valve respectively with institute
State controller electrical connection；The hydrogen gas flowmeter, hydrogen gas pressure sensor, air inlet flowmeter, air inlet
Pressure sensor, conductivity sensor, inflow temperature sensor, intake pressure sensor and leaving water temperature sensors respectively with institute
State controller signals connection.
The heat exchanger 32 carries tank, and is provided with liquid level sensor 41, the liquid level in the tank
Sensor 41 is connected with the signal of controller 40.
Hydrogen gas temperature sensor 42 and hydrogen gas humidity sensor 43 are additionally provided with the hydrogen delivery tube, it is described
Hydrogen gas temperature sensor and the hydrogen gas humidity sensor all located at the hydrogen inlet end of the fuel cell pack and
Positioned at the downstream of the hydrogen gas flowmeter, the hydrogen gas temperature sensor and the hydrogen gas humidity sensor point
It is not connected with the controller signals.
The hydrogen delivery tube 4, the hydrogen discharge pipe 5, the hydrogen circulation pipe 13 and the drainpipe 14 are all not
Become rusty steel pipe, and the stainless steel tube is the stainless steel tube that inner surface carried out anti-hydrogen embrittlement processing.The method of anti-hydrogen embrittlement processing can be
Carry out pickling, negative electrode oil removing and plating successively to stainless steel tube.The electrodeposited coating of the anti-hydrogen embrittlement processing is nickel coating.
The liquid circulation subsystem also includes warning device 44, and the warning device 44 is electrically connected with the controller 40
Connect, and the warning device is at least one of light prompting and sound prompting.The warning device 44 includes liquid level warning
Unit 441 and electrical conductivity alarm unit 442, the liquid level warning unit 441 and the electrical conductivity alarm unit 442 respectively with institute
Controller 40 is stated to electrically connect.
The internal diameter of the second air air-supply pipeline section 20 and the internal diameter of the first air air draft pipeline section 21 are respectively 28-
The wall thickness of the wall thickness and the first air air draft pipeline section 21 of 32mm and second air air-supply pipeline section 20 is respectively 3-4mm.
The interior caliber of the hydrogen delivery tube 4 is 25-35mm.
The controller 40 is single-chip microcomputer or electronic control unit.
The fuel cell pack 1 is pem fuel cell stack.
The threeway and the connector of the hydrogen delivery tube 4 and the hydrogen circulation pipe 13 are all provided with sealing ring, described
Sealing ring is silicone rubber O-ring, nitrile rubber sealing ring or hydrogenation nitrile rubber sealing ring.
The air inlet of the air outlet of the air cleaner 16 and the air pressurizing unit 17 passes through the 3rd air ajutage
Section 45 connects, and can also connect or be threadedly coupled by flange.
First check valve 31 and second check valve 34 are all stainless steel valve.
First liquid tap 27, second liquid branch pipe 28, the first liquid house steward 25 and second liquid house steward 26 are all
High-temperature resistant tube, preferably silicone rubber tube, but not limited to this.
First liquid circulation pump 30 and the second liquid circulating pump 33 are all heat-resisting water pump.
The conductivity sensor 36 uses platinum resistance thermometer sensor,.
Operation principle or workflow of the present utility model are as follows：
When starting fluid cell stack system generates electricity, first starting the pre- thermal sub-system of cold-starting makes fuel cell pile power generating system
System reaches the operating temperature of needs, and generally 80-85 DEG C, then controller the first liquid circulation pump of control and heater stop work
Make, that is, close the pre- thermal sub-system of cold-starting；Start hydrogen supply subsystem, air supply subsystem and outer circulation cooling simultaneously
Subsystem, make hydrogen and air incoming fuel stack electricity generation system simultaneously, hydrogen and air pass through in fuel cell pack to be changed
Learn reaction and produce electric energy, heat energy and water, wherein electric energy is the part to be utilized, and utilization is collected through external circuit；Heat energy is to pass through
Outer circulation cooling subsystem is discharged, and water caused by reaction is discharged by air supply subsystem, so as to fuel cell pack electricity generation system
Normal work.
Embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, it is every
The equivalent structure transformation made using the utility model specification and accompanying drawing content, or directly or indirectly it is used in other correlations
Technical field, similarly it is included in scope of patent protection of the present utility model.
Claims (9)
1. a kind of new fuel cell pile power generating system, the fuel cell pack electricity generation system includes fuel cell pack (1), hydrogen
Supply subsystem (2), air supply subsystem (3) and liquid circulation subsystem, the hydrogen supply subsystem, air supply
System and liquid circulation subsystem connect with the fuel cell pack respectively, it is characterised in that：
The hydrogen supply subsystem includes hydrogen delivery tube (4) and hydrogen discharge pipe (5), the hydrogen delivery tube and the combustion
Expect the hydrogen inlet connection of battery pile, the hydrogen discharge pipe connects with the hydrogen outlet of the fuel cell pack, the hydrogen
Delivery pipe is sequentially provided with pressure-reducing valve (6), hydrogen gas magnetic valve (7), electric control valve (8), hydrogen gas along hydrogen stream direction
Flowmeter (9), hydrogen gas pressure sensor (10), the hydrogen discharge pipe are provided with moisture trap along hydrogen stream direction
(11), the hydrogen gas pressure sensor is located in the hydrogen delivery tube and close to the hydrogen inlet of the fuel cell pack
End, the hydrogen discharge pipe connect with the input of the moisture trap, and the output end of the moisture trap includes hydrogen
Output end and water output end, the hydrogen output end are communicated with hydrogen circulation pipe (13), the hydrogen circulation pipe by threeway with
The hydrogen delivery tube connection, the threeway are located at the upstream of the hydrogen gas flowmeter, and hydrogen gas circulating pump (12) is located at institute
State on hydrogen circulation pipe, the water output end is communicated with drainpipe (14), and the drainpipe is provided with drain solenoid valve (15)；
The air supply subsystem includes air cleaner (16), air pressurizing unit (17), humidifier (18) and pipeline, described
Pipeline includes air delivery pipe and air discharge duct, and the air delivery pipe includes the first air air-supply pipeline section (19) and the second sky
Pneumatic transmission airduct section (20), the air discharge duct include the first air air draft pipeline section (21) and the second air air draft pipeline section (22)；
The air outlet of the air cleaner connects with the air inlet of the air pressurizing unit, be provided with the humidifier air-supply runner and
Return air runner, one end of the air-supply runner are connected by the air outlet of first air air-supply pipeline section and the air pressurizing unit
Logical, the other end of the air-supply runner is connected by the air intlet of second air air-supply pipeline section and the fuel cell pack
Logical, one end of the return air runner is connected by the first air air draft pipeline section with the air outlet slit of the fuel cell pack,
The other end of the return air runner connects the second air air draft pipeline section；The first air air-supply pipeline section enters provided with air
Air-flow gauge (23), the second air air-supply pipeline section are provided with air inlet pressure sensor (24)；
The liquid circulation subsystem includes the pre- thermal sub-system of cold-starting and outer circulation cooling subsystem, the fuel cell pack
Liquid-inlet connect the first liquid house steward (25), the fuel cell pack liquid outlet connection second liquid house steward (26),
The end branch of the second liquid house steward is into the first liquid tap (27) and second liquid branch pipe (28), the first liquid branch
The end of pipe and the second liquid branch pipe accumulates the head end of the first liquid house steward；On first liquid tap according to
Direction of liquid flow is sequentially provided with heater (29), the first liquid circulation pump (30) and the first check valve (31), the second liquid
On branch pipe heat exchanger (32), second liquid circulating pump (33) and the second check valve (34) are sequentially provided with according to direction of liquid flow；
On the first liquid house steward ion-exchanger (35), conductivity sensor (36), water inlet are sequentially provided with according to direction of liquid flow
Temperature sensor (37) and intake pressure sensor (38)；The second liquid house steward is upper and is located at the liquid of the fuel cell pack
The body port of export is provided with leaving water temperature sensors (39)；First liquid tap, heater, the first liquid circulation pump, the first list
To valve, the first liquid house steward, ion-exchanger, conductivity sensor, inflow temperature sensor, intake pressure sensor, second
Liquid house steward and leaving water temperature sensors form the pre- thermal sub-system of cold-starting；The second liquid branch pipe, heat exchanger,
Second liquid circulating pump, the second check valve, the first liquid house steward, ion-exchanger, conductivity sensor, inflow temperature sensor
The outer circulation cooling subsystem is formed with intake pressure sensor, second liquid house steward and leaving water temperature sensors；
Also include controller (40), the hydrogen gas magnetic valve, electric control valve, hydrogen gas circulating pump, drain solenoid valve, air
Booster, heater, the first liquid circulation pump, the first check valve, second liquid circulating pump and the second check valve respectively with it is described
Controller electrically connects；The hydrogen gas flowmeter, hydrogen gas pressure sensor, air inlet flowmeter, air inlet pressure
Force snesor, conductivity sensor, inflow temperature sensor, intake pressure sensor and leaving water temperature sensors respectively with it is described
Controller signals connect.
A kind of 2. new fuel cell pile power generating system according to claim 1, it is characterised in that：The heat exchanger is certainly
Band tank, and liquid level sensor (41) is provided with the tank, the liquid level sensor and the controller signals
Connection.
A kind of 3. new fuel cell pile power generating system according to claim 1, it is characterised in that：The hydrogen delivery tube
On be additionally provided with hydrogen gas temperature sensor (42) and hydrogen gas humidity sensor (43), the hydrogen gas temperature sensor
All located at the hydrogen inlet end of the fuel cell pack and it is located at the hydrogen gas stream with the hydrogen gas humidity sensor
The downstream of gauge, the hydrogen gas temperature sensor and the hydrogen gas humidity sensor respectively with the controller signals
Connection.
A kind of 4. new fuel cell pile power generating system according to claim 1, it is characterised in that：The hydrogen conveying
Pipe, the hydrogen discharge pipe, the hydrogen circulation pipe and the drainpipe are all stainless steel tube, and the stainless steel tube is inner surface
Carried out the stainless steel tube of anti-hydrogen embrittlement processing.
A kind of 5. new fuel cell pile power generating system according to claim 1, it is characterised in that：Liquid circulation
System also includes warning device (44), and the warning device electrically connects with the controller, and the warning device carries for light
At least one of awake and sound prompting.
A kind of 6. new fuel cell pile power generating system according to claim 1, it is characterised in that：Second air is sent
The internal diameter of the internal diameter of airduct section and the first air air draft pipeline section is respectively 28-32mm and second air air-supply pipeline section
The wall thickness of wall thickness and the first air air draft pipeline section is respectively 3-4mm.
A kind of 7. new fuel cell pile power generating system according to claim 1, it is characterised in that：The hydrogen delivery tube
Interior caliber be 25-35mm.
A kind of 8. new fuel cell pile power generating system according to claim 1, it is characterised in that：The controller is single
Piece machine or electronic control unit.
A kind of 9. new fuel cell pile power generating system according to claim 1, it is characterised in that：The fuel cell pack
For pem fuel cell stack.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720630657.5U CN206806444U (en) | 2017-06-02 | 2017-06-02 | A kind of new fuel cell pile power generating system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720630657.5U CN206806444U (en) | 2017-06-02 | 2017-06-02 | A kind of new fuel cell pile power generating system |
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| Publication Number | Publication Date |
|---|---|
| CN206806444U true CN206806444U (en) | 2017-12-26 |
Family
ID=60744429
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| CN201720630657.5U Withdrawn - After Issue CN206806444U (en) | 2017-06-02 | 2017-06-02 | A kind of new fuel cell pile power generating system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108110281A (en) * | 2018-01-10 | 2018-06-01 | 广东国鸿氢能科技有限公司 | A kind of methanol recapitalization fuel cell system |
| CN110053495A (en) * | 2019-05-09 | 2019-07-26 | 深圳国氢新能源科技有限公司 | Hydrogen fuel cell dynamical system and industrial vehicle |
| CN110217076A (en) * | 2019-07-09 | 2019-09-10 | 武汉雄韬氢雄燃料电池科技有限公司 | A kind of fuel cell circulating water heating management control system |
| CN110474069A (en) * | 2019-07-16 | 2019-11-19 | 武汉理工大学 | A kind of Fuel Cell Control System based on dSPACE |
| CN110620249A (en) * | 2018-12-24 | 2019-12-27 | 谷夫科技(上海)有限公司 | Fuel cell power generation system |
-
2017
- 2017-06-02 CN CN201720630657.5U patent/CN206806444U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108110281A (en) * | 2018-01-10 | 2018-06-01 | 广东国鸿氢能科技有限公司 | A kind of methanol recapitalization fuel cell system |
| CN110620249A (en) * | 2018-12-24 | 2019-12-27 | 谷夫科技(上海)有限公司 | Fuel cell power generation system |
| CN110620249B (en) * | 2018-12-24 | 2020-09-18 | 谷夫科技(上海)有限公司 | Fuel cell power generation system |
| CN110053495A (en) * | 2019-05-09 | 2019-07-26 | 深圳国氢新能源科技有限公司 | Hydrogen fuel cell dynamical system and industrial vehicle |
| CN110217076A (en) * | 2019-07-09 | 2019-09-10 | 武汉雄韬氢雄燃料电池科技有限公司 | A kind of fuel cell circulating water heating management control system |
| CN110474069A (en) * | 2019-07-16 | 2019-11-19 | 武汉理工大学 | A kind of Fuel Cell Control System based on dSPACE |
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