CN209646170U - The removing system of CO in a kind of used in proton exchange membrane fuel cell hydrogen - Google Patents
The removing system of CO in a kind of used in proton exchange membrane fuel cell hydrogen Download PDFInfo
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- CN209646170U CN209646170U CN201822007981.9U CN201822007981U CN209646170U CN 209646170 U CN209646170 U CN 209646170U CN 201822007981 U CN201822007981 U CN 201822007981U CN 209646170 U CN209646170 U CN 209646170U
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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 provides the removing system of CO in used in proton exchange membrane fuel cell hydrogen a kind of, belongs to hydrogen purification technical field.The system comprises the hydrogen containers being sequentially communicated, CO adsorption cleaning device, hydrogen heat exchanger and anode of fuel cell: the CO adsorption cleaning device includes hydrogen inlet pipeline, suction line control valve, at least one absorber, purified hydrogen outlet line, outlet line control valve and the CO detection probe on purified hydrogen outlet line, the hydrogen inlet pipeline connection hydrogen container and absorber entrance, the purified hydrogen outlet line connection absorber exports and hydrogen heat exchanger, is filled with CO adsorbent in the absorber.Carbon monoxide can make to control into CO volume fraction in the hydrogen of anode of fuel cell in 0.2 μm of ol/mol hereinafter, CO in hydrogen is avoided to enter anode of fuel cell, reduce precious metal catalyst and service life after Tthe utility model system is adsorbed.
Description
Technical field
The utility model belongs to fuel cell hydrogen technical field of purification, specially a kind of used in proton exchange membrane fuel cell
The removing system of CO in hydrogen.
Background technique
It is excellent that Proton Exchange Membrane Fuel Cells (PEMFC) has that generating efficiency is high, environmental-friendly, hydrogen fuel source is extensive etc.
Point has broad application prospects in fields such as stationary electric power plant, vehicle power supply, portable power, aerospaces, has obtained the world
National governments pay much attention to.At present influence the commercialized key factor of Proton Exchange Membrane Fuel Cells first is that the poisoning of catalyst
And failure, wherein CO impurity micro in hydrogen fuel can lead to the noble metal catalysts activity such as platinum, palladium and be greatly reduced, when serious
Even lose activity completely.
" hydrogen fuel product specification part 2: road vehicle is fired ISO 14687-2-2012 with proton exchange membrane (PEM)
Expect the application of battery " and China's group norms TCECA-G 0015-2017 " Proton Exchange Membrane Fuel Cells automobile fuel hydrogen
Gas " in regulation, each component volume fraction requirement in Proton Exchange Membrane Fuel Cells automobile hydrogen are as follows: H2>=99.97%, Ar+N2
≤ 100 μm of ol/mol, CO2≤ 2 μm of ol/mol, CH4≤ 2 μm of ol/mol specially require CO≤0.2 μm ol/mol.GB/T
Regulation, the minimum volume score of hydrogen in 34872-2017 " Proton Exchange Membrane Fuel Cells hydrogen-feeding system technical requirements "
99.99%, CO2≤ 2 μm of ol/mol, total hydrocarbon (with methanometer)≤2 μm ol/mol, also require CO≤0.2 μm ol/mol.This be because
CO suction-operated is greater than to H for noble metal electrodes such as platinum, palladiums2Suction-operated, be adsorbed on CO on platinum electrode and hinder H2Electricity
Chemical reaction reduces energy conversion efficiency, shortens battery or even complete deactivation.
Due to the fuel cell hydrogenation stations of current China's demonstrating running, even if using the high-purity of volume fraction >=99.999%
Hydrogen, according to the nitrogen volume fraction≤5 μm ol/mol in the regulation High Purity Hydrogen in GB/T 3634.2, oxygen, methane, dioxy
Change volume fraction all≤1 μm ol/mol of carbon, carbon monoxide, it is seen that wherein the volume fraction of carbon monoxide cannot be guaranteed≤0.2 μ
The requirement of mol/mol.
If using the ultra-pure hydrogen of hydrogen volume score >=99.9999% as defined in GB/T36342, nitrogen, oxygen, first
The volume fraction of the foreign gases such as alkane, carbon dioxide, carbon monoxide can meet fuel cell hydrogen requirement, but the life of ultra-pure hydrogen
Production needs hydrogen bearing alloy suction to put method, low-temperature adsorption and palladium barrier diffusion method etc..Separation costs height, the output of palladium barrier diffusion method
It is small, hydrogen bearing alloy suction put hydride service life in method it is short and production it is unstable, low-temperature adsorption is needed using liquid nitrogen, to equipment
It is required that it is high, it is unsuitable for loading the deep removal for being used for carbon monoxide in the fuel cell system.In general, the valence of ultra-pure hydrogen
Lattice are 5 times of High Purity Hydrogen price or more, so can significantly save fuel cell hydrogen cost using High Purity Hydrogen.
According to the economy and hydrogen Current Situation of Quality of current Hydrogen Production In Mass Scale technology, in order to significantly reduce fuel cell operation
Cost, some hydrogenation stations provide the hydrogen that volume content is 99.999% and use for fuel cell.In transporting for qualified hydrogen
Cheng Zhong, may be by extraneous carbon monoxide pollution, it is also desirable to could use for fuel cell after removing carbon monoxide.
Utility model content
The purpose of this utility model is that the problem exceeded for CO content in existing fuel cell hydrogen, provides one kind
The removing system of CO in used in proton exchange membrane fuel cell hydrogen.
The utility model aim is achieved through the following technical solutions:
The removing system of CO in a kind of used in proton exchange membrane fuel cell hydrogen, the system comprises the hydrogen storages being sequentially communicated
Tank, CO adsorption cleaning device, hydrogen heat exchanger and anode of fuel cell:
The CO adsorption cleaning device includes hydrogen inlet pipeline, suction line control valve, at least one absorber, purification
Hydrogen outlet pipeline, outlet line control valve and the CO detection probe on purified hydrogen outlet line, the hydrogen
Suction line is connected to hydrogen container and absorber entrance, the purified hydrogen outlet line connection absorber outlet and hydrogen heat exchange
Device is filled with CO adsorbent in the absorber；
When absorber is multiple, arranged between absorber using parallel way, the system also includes regeneration gas entrances
Pipeline and regeneration off gases outlet line, regeneration gas suction line one end and the hydrogen outlet close to hydrogen heat exchanger entrance
Pipeline connection, the other end are connected to the hydrogen outlet pipeline close to absorber outlet, the regeneration off gases outlet line and absorption
The connection of device inlet hydrogen inlet pipeline.
A tool as the removing system of CO in a kind of used in proton exchange membrane fuel cell hydrogen described in the utility model
Body embodiment is provided with band control when absorber is one between the hydrogen inlet pipeline and purified hydrogen outlet line
The by-pass line of valve.
A tool as the removing system of CO in a kind of used in proton exchange membrane fuel cell hydrogen described in the utility model
Body embodiment is provided with control valve on the regeneration gas suction line and regeneration off gases outlet line.
A tool as the removing system of CO in a kind of used in proton exchange membrane fuel cell hydrogen described in the utility model
Body embodiment is provided with pressure reducing valve between the hydrogen container and CO adsorption cleaning device.
A tool as the removing system of CO in a kind of used in proton exchange membrane fuel cell hydrogen described in the utility model
Body embodiment is additionally provided with heat exchanger when absorber is multiple in the absorber, one end of heat exchanger and hot waste gas connect
It is logical, and control valve is set, the other end is provided with cold waste line, and control valve is arranged.Further, the heat exchanger is disk
Heat exchange of heat pipe or tubular heat exchanger.Adsorbent reactivation can rinse adsorbent with purified hydrogen, and fuel cell power generation production can also be used
Raw hot waste gas heats regeneration, or removes heating regeneration offline after the absorber of adsorption saturation.It is generated using fuel cell power generation
Hot waste gas by absorber external jacket heat exchanger heat adsorbent or it is interior set coil heat exchanger, tubular heat exchanger etc. heating
Adsorbent makes adsorbent obtain desorption and regeneration, then rinses adsorbent with the purified hydrogen of 1~10 times of volume of adsorbent volume.It should
After absorber is cooling, in case the CO in adsorbing and removing hydrogen next time.
A tool as the removing system of CO in a kind of used in proton exchange membrane fuel cell hydrogen described in the utility model
Body embodiment, the CO adsorbent are copper-carrying adsorbent, in each absorber the filling volume of copper-carrying adsorbent be 0.2 liter~
100 liters.
A tool as the removing system of CO in a kind of used in proton exchange membrane fuel cell hydrogen described in the utility model
Body embodiment, the copper-carrying adsorbent is using active carbon, zeolite molecular sieve, silica gel, activated alumina, mesoporous material as carrier, chlorine
Changing cuprous is active component, can add other auxiliary agents.
A tool as the removing system of CO in a kind of used in proton exchange membrane fuel cell hydrogen described in the utility model
The specific surface area of body embodiment, the active carbon is not less than 900m3/ g, internal void is based on the duct greater than 0.8 nanometer, In
25 DEG C, the CO adsorbance of adsorbent is not less than 40mL/g under the conditions of CO absolute pressure 0.1MPa.
A tool as the removing system of CO in a kind of used in proton exchange membrane fuel cell hydrogen described in the utility model
Body embodiment, the zeolite molecular sieve use A type, X-type, Y type, ZSM type；The mesoporous material be carbon-based mesoporous material or MCM,
One of SBA, KIT silicon-based mesoporous material is a variety of.
The removal methods of CO in a kind of used in proton exchange membrane fuel cell hydrogen, utilize system described above to carry out CO's
Removing:
When absorber be one when, hydrogen from hydrogen container come out after, enter absorber through pressure reducing valve and hydrogen inlet pipeline,
Adsorbing and removing is carried out to the CO in hydrogen under the action of adsorbent, the hydrogen after adsorption cleaning enters from hydrogen outlet pipeline
Hydrogen heat exchanger, the hydrogen after heat exchange enter anode of fuel cell, when CO detection probe monitors that CO content is exceeded, show to inhale
Adnexa adsorption saturation, absorber is replaced, and is the interim hydrogen supply of anode of fuel cell by by-pass line.
When absorber be it is multiple when, hydrogen from hydrogen container come out after, be further separated into it through pressure reducing valve and hydrogen inlet pipeline
In one or several absorbers, adsorbing and removing, hydrogen after adsorption cleaning are carried out to the CO in hydrogen under the action of adsorbent
Gas enters hydrogen heat exchanger from hydrogen outlet pipeline, and the hydrogen after heat exchange enters anode of fuel cell, when CO detection probe monitors
When exceeded to CO content, show the absorber adsorption saturation of work, then change control valve switch state, make other absorbers into
Enter to absorption working condition, and open the control valve on regeneration gas suction line and regeneration off gases outlet line, makes to purify
Hydrogen afterwards is passed into the absorber of adsorption saturation, is rinsed reproducing adsorbent using purified hydrogen, is switched by control valve
State changes, and switches absorption, regenerative process between each absorber, realizes the output of hydrogen continuous purification.
In the utility model, the CO content is exceeded to refer to CO Ti Ji Fen Shuo≤0.2 μm ol/mol.
Compared with prior art, the utility model has the following beneficial effects:
The removing system of CO in used in proton exchange membrane fuel cell hydrogen a kind of, especially one kind are provided and are mounted on proton friendship
CO after changing membrane cell hydrogen container removes system, including at least one absorber, loads copper-carrying adsorbent in absorber, makes
After contained carbon monoxide is adsorbed removing first in hydrogen, hydrogen enters back into anode of fuel cell.Carbon monoxide is practical new at this
After being adsorbed separation in type system, it can avoid carbon monoxide in hydrogen and enter anode of proton exchange membrane fuel cell, your gold reduced
Metal catalyst performance and used life.Adsorption cleaning is carried out to CO in hydrogen using Tthe utility model system, can make to enter fuel
The control of CO volume fraction is in 0.2 μm of ol/mol hereinafter, reaching fuel cell hydrogen purity rubric in galvanic anode hydrogen.
Detailed description of the invention
Fig. 1 is the schematic diagram of the removing system of CO in a kind of used in proton exchange membrane fuel cell hydrogen of the utility model；
Fig. 2 is the structural schematic diagram of CO adsorption cleaning device when absorber is one；
Fig. 3 is the structural schematic diagram of CO adsorption cleaning device when absorber is two；
Fig. 4 is the structural schematic diagram of CO adsorption cleaning device when absorber is three；
Appended drawing reference: 1- hydrogen container, 2-CO adsorption cleaning device, 3- hydrogen heat exchanger, 4- anode of fuel cell, 21- hydrogen
Suction line, 22- absorber, 221- absorber A, 222- absorber B, 223- absorber C, 23- purified hydrogen outlet line,
24-CO detection probe, 25- by-pass line, 26- regeneration gas suction line, 27- regeneration off gases outlet line, 28- coil heat exchange
Device, V- control valve.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to embodiments, to this
Utility model is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain that this is practical
It is novel, it is not used to limit the utility model.
Embodiment 1
The matched CO removing system of the hydrogen fuel cell of certain 1kW is as shown in Figures 1 and 2.The system comprises be sequentially communicated
Hydrogen container 1, CO adsorption cleaning device 2, hydrogen heat exchanger 3 and anode of fuel cell 4, wherein CO adsorption cleaning device 2 includes hydrogen
Gas suction line 21, suction line control valve V1, an absorber 22, purified hydrogen outlet line 23, outlet line control
Valve V2 and the CO detection probe 24 on purified hydrogen outlet line 23, the hydrogen inlet pipeline 21 are connected to hydrogen container
1 is connected to the outlet of absorber 22 and hydrogen heat exchanger 3, the absorption with 22 entrance of absorber, the purified hydrogen outlet line 23
The carried by active carbon copper adsorbent that filling volume is 0.2 liter in device 22, the hydrogen inlet pipeline 21 and purified hydrogen outlet line
The by-pass line 25 of belt controling valve V3 is provided between 23.
When work, opening controlling valve door V1, V2, close V3, the hydrogen from hydrogen container 1 by hydrogen inlet pipeline 21 into
Enter absorber 22, CO adsorbed under the action of adsorbent, the hydrogen after adsorption cleaning from hydrogen outlet pipeline 23 into
Enter hydrogen heat exchanger 3, the hydrogen after heat exchange enters anode of fuel cell 4.When CO detection probe 4 monitors that CO content is exceeded,
Show CO adsorption saturation in clarifier 22, need replacing absorber 22, then closing control valve V1, V2, opens V3, pass through bypass
Pipeline 25 is the interim hydrogen supply of anode of fuel cell 4.
Embodiment 2
The matched CO removing system of the hydrogen fuel cell of certain 30kW is as shown in Figures 1 and 2.By an absorber and correlator
Part composition, the X-type molecular sieve copper-carrying adsorbent that filling volume is 5 liters in absorber, CO remove system and hydrogen purification process and
Operating procedure is same as Example 1.
Embodiment 3
The matched CO removing system of the hydrogen fuel cell of certain 300kW is as shown in Figures 1 and 2.By an absorber and correlation
Device composition, the MCM mesoporous material copper-carrying adsorbent that the interior filling volume of absorber is 100 liters, CO remove system and hydrogen purification
Process and operating procedure are same as Example 1.
Embodiment 4
The matched CO removing system of the hydrogen fuel cell of certain 60kW is as shown in Figures 1 and 3.The system comprises be sequentially communicated
Hydrogen container 1, CO adsorption cleaning device 2, hydrogen heat exchanger 3 and anode of fuel cell 4, wherein CO adsorption cleaning device 2 includes hydrogen
Gas suction line 21, suction line control valve (V11, V21), absorber A221 and absorber B222 in parallel, purified hydrogen
Outlet line 23, outlet line control valve (V12, V22) and the CO detection probe on purified hydrogen outlet line 23
24, the hydrogen inlet pipeline 21 is connected to hydrogen container 1 and absorber A221 and absorber B222 entrance, the purified hydrogen outlet
Pipeline 23 is connected to the outlet A221 and absorber B222 and hydrogen heat exchanger 3, loads in the absorber A221 and absorber B222
The Y molecular sieve copper-carrying adsorbent that volume is 10 liters, the system also includes regeneration gas suction lines 26 and regeneration off gases to export
Pipeline 27, described 26 one end of regeneration gas suction line is connected to the hydrogen outlet pipeline 23 close to 3 entrance of hydrogen heat exchanger, another
It holds and is connected to the hydrogen outlet pipeline 23 exported close to absorber A221 and absorber B222, the regeneration off gases outlet line 27
It is connected to absorber A221 and the inlet absorber B222 hydrogen inlet pipeline 21.It is provided on the regeneration gas suction line 26
Control valve (V5, V14, V24) is provided with control valve (V13, V23) on the regeneration off gases outlet line 27.
When work, control valve V11, V12 is opened, and V13, V14 are closed, and the hydrogen from hydrogen container 1 enters absorber
A221 adsorbs CO under the action of adsorbent, and purified hydrogen after CO probe 24 qualifications of detection for subsequent by making
With.When CO probe detection 24 monitors that CO content is exceeded, shows absorber A221 adsorption saturation, then change control switch shape
State, control valve V11, V12 are closed, and after stopping hydrogen input, control valve V13, V14, V5 are opened, and are rinsed using purified hydrogen
Absorber A, makes adsorbent reactivation.Control valve V21, V22 is opened simultaneously, and V23, V24 are closed, and it is de- that absorber B222 carries out absorption
Except CO state.Rinsing tolerance is 2~10 times for loading adsorbent volume.Changed by control valve switch state, make absorption, again
Raw process switches between absorber A221 and absorber B222, realizes the output of hydrogen continuous purification.
Embodiment 5
The matched CO removing system of the hydrogen fuel cell of certain 150kW is as shown in Figures 1 and 3.By being connected using parallel way
Two absorbers and related device composition, the copper-loaded absorption of mesoporous carbon-based material that filling volume is 20 liters in each absorber
Agent, CO removes system and hydrogen purification process and operating procedure is same as Example 3.
Embodiment 6
The matched CO removing system of the hydrogen fuel cell of certain 400kW is as shown in Fig. 1 and Fig. 4.The system comprises successively connect
Logical hydrogen container 1, CO adsorption cleaning device 2, hydrogen heat exchanger 3 and anode of fuel cell 4, wherein CO adsorption cleaning device 2 includes
Hydrogen inlet pipeline 21, suction line control valve (V11, V21, V31), absorber A221 in parallel, absorber B222 and suction
Adnexa C223, purified hydrogen outlet line 23, outlet line control valve (V12, V22, V32) and be located at purified hydrogen export
CO detection probe 24 on pipeline 23, the hydrogen inlet pipeline 21 be connected to hydrogen container 1 and absorber A221, absorber B222 and
Absorber C223 entrance, the purified hydrogen outlet line 23 are connected to absorber A221, absorber B222 and absorber C223 and go out
The active carbon that filling volume is 50 liters in mouth and hydrogen heat exchanger 3, the absorber A221, absorber B222 and absorber C223
Copper-carrying adsorbent, the system also includes regeneration gas suction line 26 and regeneration off gases outlet line 27, the regeneration gas enters
Mouthful 26 one end of pipeline be connected to the hydrogen outlet pipeline 23 close to 3 entrance of hydrogen heat exchanger, the other end and close absorber A221,
Absorber B222 is connected to the hydrogen outlet pipeline 23 that absorber C223 is exported, the regeneration off gases outlet line 27 and absorber
A221, absorber B222 are connected to the inlet absorber C223 hydrogen inlet pipeline 21.It is set on the regeneration gas suction line 26
Be equipped with control valve (V7, V14, V24, V34), be provided on the regeneration off gases outlet line 27 control valve (V13, V23,
V33)。
Adsorbent is heated using battery hot waste gas and is regenerated, makes the CO desorption of absorption, sets coil heat exchanger 28 in absorber,
It heats and uses for adsorbent, 28 one end of coil heat exchanger is connected to hot waste gas, and control valve (V16, V26, V36) is arranged, separately
One end is provided with cold waste line, and control valve (V15, V25, V35) is arranged.Each absorber sets 2 thermocouples, thermocouple
The temperature with the adsorbent close to gas inlet and outlet is measured respectively, and control valve switch state and adsorbent temperature measured value can be defeated
Enter Fuel Cell Control System, is controlled by control system centralized displaying.
When work, control valve V11, V12 is opened, and V13, V14, V15, V16 are closed, and hydrogen passes through absorption in hydrogen container 1
Device A221 is cleaned, and is popped one's head in after detecting 24 qualifications by CO continuously for subsequent use.When absorber A221 adsorption saturation, close
Control valve V11, V12, V13, V14 open V15, V16, are inhaled using fuel cell hot waste gas by the heating of coil heat exchanger 28
Adsorbent in adnexa A221 makes the CO desorption of absorption, when temperature is to 80~100 DEG C, closes V11, V12, V15, V16, open
V13, V14, V7 rinse absorber A221 using 1~3 times of adsorbent volume of purified hydrogen, make CO adsorbent in absorber
A221 desorption and regeneration, in case absorption uses next time, the CO after desorption is discharged by cold waste line.
After absorber A221 adsorption saturation, control valve V21, V22 connecting with absorber B222 is opened, V23, V24,
V25, V26 are closed, and hydrogen is switched to absorber B and is purified, and non-regenerative operating procedure is identical as absorber A221, simply by changing
Become valve switch state.The above absorption, heating, rinsing step follow between adsorption tower A221, adsorption tower B222, adsorption tower C223
Inscription of loop completes the continuous purification process of fuel cell hydrogen.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (6)
1. the removing system of CO in a kind of used in proton exchange membrane fuel cell hydrogen, which is characterized in that the system comprises successively
The hydrogen container of connection, CO adsorption cleaning device, hydrogen heat exchanger and anode of fuel cell:
The CO adsorption cleaning device includes hydrogen inlet pipeline, suction line control valve, at least one absorber, purified hydrogen
Outlet line, outlet line control valve and the CO detection probe on purified hydrogen outlet line, the hydrogen inlet
Pipeline is connected to hydrogen container and absorber entrance, the purified hydrogen outlet line connection absorber outlet and hydrogen heat exchanger, institute
It states and is filled with CO adsorbent in absorber；
When absorber is multiple, arranged between absorber using parallel way, the system also includes regeneration gas suction lines
And regeneration off gases outlet line, regeneration gas suction line one end and the hydrogen outlet pipeline close to hydrogen heat exchanger entrance
Connection, the other end are connected to the hydrogen outlet pipeline close to absorber outlet, and the regeneration off gases outlet line enters with absorber
Hydrogen inlet pipeline connection at mouthful.
2. the removing system of CO in a kind of used in proton exchange membrane fuel cell hydrogen as described in claim 1, which is characterized in that when
When absorber is one, the shunt valve of belt controling valve is provided between the hydrogen inlet pipeline and purified hydrogen outlet line
Line.
3. the removing system of CO in a kind of used in proton exchange membrane fuel cell hydrogen as described in claim 1, which is characterized in that institute
It states and is provided with control valve on regeneration gas suction line and regeneration off gases outlet line.
4. the removing system of CO in a kind of used in proton exchange membrane fuel cell hydrogen as described in claim 1, which is characterized in that when
When absorber is multiple, it is additionally provided with heat exchanger in the absorber, one end of heat exchanger is connected to hot waste gas, and control is arranged
Valve, the other end is provided with cold waste line, and control valve is arranged.
5. the removing system of CO in a kind of used in proton exchange membrane fuel cell hydrogen as described in claim 1, which is characterized in that institute
Stating heat exchanger is coil heat exchanger or tubular heat exchanger.
6. the removing system of CO in a kind of used in proton exchange membrane fuel cell hydrogen as described in claim 1, which is characterized in that institute
Stating CO adsorbent is copper-carrying adsorbent, and the filling volume of copper-carrying adsorbent is 0.2 liter~100 liters in each absorber.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109499261A (en) * | 2018-12-03 | 2019-03-22 | 四川天科技股份有限公司 | The removing system and method for CO in a kind of used in proton exchange membrane fuel cell hydrogen |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109499261A (en) * | 2018-12-03 | 2019-03-22 | 四川天科技股份有限公司 | The removing system and method for CO in a kind of used in proton exchange membrane fuel cell hydrogen |
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Address after: No. 5 high tech Zone Gaopeng road in Chengdu city of Sichuan Province in 610041 Patentee after: Haohua Chemical Technology Group Co.,Ltd. Address before: No. 5 high tech Zone Gaopeng road in Chengdu city of Sichuan Province in 610041 Patentee before: SICHUAN TIANYI SCIENCE AND TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20200624 Address after: No. 5 high tech Zone Gaopeng road in Chengdu city of Sichuan Province in 610041 Patentee after: SOUTHWEST RESEARCH & DESIGN INSTITUTE OF CHEMICAL INDUSTRY Address before: No. 5 high tech Zone Gaopeng road in Chengdu city of Sichuan Province in 610041 Patentee before: Haohua Chemical Technology Group Co.,Ltd. |