CN201689936U - Anode separation water recovery device of oxyhydrogen and regenerative fuel battery generating system - Google Patents
Anode separation water recovery device of oxyhydrogen and regenerative fuel battery generating system Download PDFInfo
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- CN201689936U CN201689936U CN201020210149XU CN201020210149U CN201689936U CN 201689936 U CN201689936 U CN 201689936U CN 201020210149X U CN201020210149X U CN 201020210149XU CN 201020210149 U CN201020210149 U CN 201020210149U CN 201689936 U CN201689936 U CN 201689936U
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- hydrogen
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- pipe
- sealing pipe
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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 an anode separation water recovery device of an oxyhydrogen and regenerative fuel battery generating system, which is characterized in that a water storage tank is internally provided with a sealed liquid sealing pipe; the bottom of the liquid sealing pipe is provided with a flow through hole; one end of a pipeline, communicating a hydrogen-water separator with the water storage tank, extends into the upper part of the liquid sealing pipe; the upper part of the liquid sealing pipe is also provided with a hydrogen discharging pipe; and one end of the hydrogen discharging pipe extends out of the liquid sealing pipe and the water storage tank. The anode separation water recovery device uses the water storage tank which is internally provided with the liquid sealing device, and can realize simultaneous discharge of water and gas; and liquid water is recovered to the water storage tank automatically, the hydrogen is discharged to the atmospheric environment and is isolated from oxygen in the water storage tank, the safety is high, the system control is simplified, and the system efficiency is improved.
Description
Technical field
The utility model relates to anode of fuel cell and separates apparatus for recovering, can be used for hydrogen-oxygen and regenerative fuel cell electricity generation system, realizes that anode divides dried up automatic recovery and hydric safe to isolate discharging.
Background technology
Fuel cell is a kind of without burning, directly continuously the chemical energy in fuel and the oxidant is converted to the electrochemical generating unit of electric energy with electrochemical reaction.And Proton Exchange Membrane Fuel Cells (PEMFC) is as a kind of Blast Furnace Top Gas Recovery Turbine Unit (TRT) of using hydrogen and oxygen to have only water as reactant, byproduct of reaction, energy conversion efficiency height, pollution-free, and have start fast, the life-span is long, specific power and specific energy advantages of higher, thereby its development and application prospect especially are expected.
Water among the PEMFC is with gaseous state and liquid the existence, and this depends on the temperature and pressure that has point, will change liquid state into when steam partial pressure surpasses saturated vapor pressure.The source of water comprises: the water that water that the electrochemical cathode reaction generates and reacting gas are brought into.The water part that reaction generates is drained from cathode air chamber by the reaction gas of surplus with the form of steam or condensed water, and a part is delivered to anode by film or tunicle absorbs.Comprise oxidant, steam, aqueous water in the tail gas that negative electrode is discharged, the liquid water yield accounts for about 85% of entire cell aqueous water discharge capacity, comprise hydrogen, steam, aqueous water in the tail gas that anode is discharged, the liquid water yield accounts for about 15% of entire cell aqueous water discharge capacity.
When fuel cells applications during in occasions such as automobile, power supplys, if battery system adopts from the humidification mode, do not need to reclaim whole aqueous waters, only need condensation to reclaim the tail gas that negative electrode is discharged, collect the needed water of a part of humidification and get final product, the aqueous water that anode is discharged along with hydrogen discharge in atmospheric environment.
The energy-storage system that is made of water electrolysis (WE) assembly and fuel cell (FC) assembly is called regeneratable fuel cell (RFC) system.Its operation principle is to utilize electric energy brine electrolysis, i.e. 2H
2O → 2H
2+ O
2, produce hydrogen and oxygen and store, in needs,, change the chemical energy of hydrogen and oxygen into electric energy by electrochemical reaction, i.e. 2H with hydrogen and oxygen input fuel cell
2+ O
2→ 2H
2O and electric energy reclaim water generation reaction for recycling next time.RFC is the highest energy-storage system of present specific energy, and specific energy can be up to 400～1000Wh/kg, is several times of at present the lightest high energy secondary cell specific energy.RFC is fit to low weight, long electricity consumption needs consuming time very much, is especially requiring very strict space power system field for weight, and application prospect is very wide.In the RFC energy-storage system, water needs to recycle fully as energy carrier, so the aqueous water that the anode of fuel cell side is discharged also will obtain recycling.
Present recovery system as shown in Figure 1, its galvanic anode tail gas enters hydrogen separator 9 through galvanic anode tail gas discharging pipe 4, gas-liquid separation, aqueous water accumulates in hydrogen separator 9 bottoms, most of gas is recycled to the galvanic anode inlet through galvanic anode tail gas recycle pipe 5, and fraction gas is disposed to atmospheric environment by electromagnetically operated valve 28 at a high speed in the mode of intermittent discharge.Aqueous water relies on pressure differential to be disposed to water-storing tank 2 by electromagnetically operated valve 1, and the keying of electromagnetically operated valve 1 is by liquid level gauge 7 signal controlling, and water-storing tank 2 is communicated with atmospheric environment by evacuated tube 1.Existing this water reclamation system kit is many, TT﹠C system is complicated, power consumption is high, fail safe is low; During discharging hydrogen, electromagnetic valve outlet does not have the volume buffering, and gas enters atmospheric environment at a high speed, has potential safety hazard.
Summary of the invention
The purpose of this utility model is to provide a kind of system support assembly, simplification control, the hydrogen-oxygen that reduces power consumption, raising system effectiveness and regenerative fuel cell electricity generation system anode separation apparatus for recovering of reducing.
Realize the technical scheme of the utility model purpose: a kind of hydrogen-oxygen and regenerative fuel cell electricity generation system anode separate apparatus for recovering, it comprises a hydrogen separator, hydrogen separator top is provided with galvanic anode tail gas recycle pipe and galvanic anode tail gas discharging pipe successively, be communicated with water-storing tank in hydrogen separator bottom by pipeline, on this pipeline, be provided with electromagnetically operated valve one, above water-storing tank, be provided with evacuated tube; It is provided with the liquid sealing pipe of a sealing in water-storing tank, offer through flow hole in the liquid sealing pipe bottom, pipeline one end of described connection hydrogen separator and storage tank extends in the liquid sealing pipe top, also be provided with the hydrogen discharge pipe on liquid sealing pipe top, an end of this hydrogen discharge pipe extends liquid sealing pipe and water-storing tank.
Aforesaid a kind of hydrogen-oxygen and regenerative fuel cell electricity generation system anode separate apparatus for recovering, and the bore dia of its described through flow hole is at 8～15mm.
Aforesaid a kind of hydrogen-oxygen and regenerative fuel cell electricity generation system anode separate apparatus for recovering, and its described hydrogen discharge pipe is arranged on the liquid sealing pipe top.
Aforesaid a kind of hydrogen-oxygen and regenerative fuel cell electricity generation system anode separate apparatus for recovering, and its described liquid sealing pipe height is 2/3～3/4 of a water tank height.
Effect of the present utility model is:
A kind of hydrogen-oxygen described in the utility model and regenerative fuel cell electricity generation system anode separate apparatus for recovering, use the inner water-storing tank that has liquid seal device, can realize that water, gas discharge simultaneously, aqueous water is recycled to water-storing tank automatically, hydrogen discharge is to atmospheric environment, and is isolated with oxygen in the water-storing tank.
Two cavity volumes of water-storing tank and liquid sealing pipe are communicated with by the opening of liquid sealing pipe bottom, and when water-storing tank and two cavity volumes of liquid sealing pipe exist the short time during pressure differential, opening can play damping action, and gas can not scurried mutually, and is safe.
In the utility model, the volume that utilizes the liquid sealing pipe top is as buffering, and hydrogen overflows the flow velocity that enters atmospheric environment to be reduced, safe.Simultaneously, the hydrogen fuel cell anode-side can be used a pipeline draining, exhaust, does not need control discharging separately, and simplified system control compared with prior art reduces an electromagnetically operated valve and a liquid level gauge, reduces power consumption, improves system effectiveness.
Description of drawings
Fig. 1 is the existing water reclamation system structural representation that separates;
Fig. 2 is that 1. 1 kinds of hydrogen-oxygens described in the utility model and regenerative fuel cell electricity generation system anode separate the apparatus for recovering structural representation;
Among the figure: the 1-evacuated tube, 2-water-storing tank, 3-water reclaim takes over 4-galvanic anode tail gas discharging pipe, 5-galvanic anode tail gas recycle pipe, 6-electromagnetically operated valve one, 7-liquid level gauge, 8-electromagnetically operated valve two, 9-hydrogen separator, 10-hydrogen discharge pipe, 11-liquid sealing pipe, 12-through flow hole, 13-pipeline.
Embodiment
Specific embodiment below in conjunction with accompanying drawing is further described a kind of hydrogen-oxygen described in the utility model and regenerative fuel cell electricity generation system anode separation apparatus for recovering.
As shown in Figure 2, a kind of hydrogen-oxygen described in the utility model and regenerative fuel cell electricity generation system anode separate apparatus for recovering, comprise a hydrogen separator 9, hydrogen separator 9 one sides are provided with water-storing tank 2, in water-storing tank 2, place the liquid sealing pipe 11 of a sealing, by pipeline 13 liquid sealing pipe 11 tops in hydrogen separator 9 bottoms and the water-storing tank 2 are communicated with, this pipeline 13 is provided with an electromagnetically operated valve 1.Hydrogen separator 9 tops are provided with galvanic anode tail gas recycle pipe 5 and galvanic anode tail gas discharging pipe 4 successively.Above water-storing tank 2, be provided with evacuated tube 1.Liquid sealing pipe 11 bottoms offer through flow hole 12, and the bore dia of through flow hole 12 is at 8～15mm.Liquid sealing pipe 11 tops also are provided with hydrogen discharge pipe 10 (hydrogen discharge pipe 10 also can be arranged on the top of liquid sealing pipe 11), and an end of this hydrogen discharge pipe 10 extends liquid sealing pipe 11 and water-storing tank 2.Liquid sealing pipe 11 highly is 2/3～3/4 of water-storing tank 2 height.
When anode of the present utility model separates apparatus for recovering work, galvanic anode tail gas enters hydrogen separator 9 through galvanic anode tail gas discharging pipe 4, gas-liquid separation, aqueous water accumulates in hydrogen separator 9 bottoms, most of gas is recycled to the galvanic anode inlet through galvanic anode tail gas recycle pipe 5, the aqueous water of hydrogen separator 9 inside and hydrogen rely on pressure reduction to be disposed to the liquid sealing pipe 11 of water-storing tank 2 inside by electromagnetically operated valve 1, aqueous water enters water-storing tank 2 by the through flow hole 12 of liquid sealing pipe 11 bottoms, reach the hydrogen fuel cell anode and divide dried up recovery, simultaneously, hydrogen is disposed to atmospheric environment by hydrogen discharge pipe 10, and water-storing tank 2 communicates with atmospheric environment by evacuated tube 1.
Utilize connecting pipe principle, at water-storing tank 2 indoor design liquid sealing pipes 11,11 two cavity volumes of water-storing tank 2 and liquid sealing pipe link to each other by a rill through hole 12, the aqueous water that assurance enters liquid sealing pipe 11 can enter water-storing tank, and the hydrogen and the oxygen in the water-storing tank that enter liquid sealing pipe are isolated, can guarantee to discharge safety.Therefore, hydrogen and aqueous water can discharge together, the mode that needn't independently discharge according to prior art.
The utility model device cancellation hydrogen discharge electromagnetically operated valve and liquid level detection device, adopt the mode of intermittent discharge to control drain solenoid valve, in the starting stage of each intermittent discharge, that discharges is last one and closes the isolated aqueous water of anode in the cycle, later stage discharging be the mixture of the assorted gas that accumulates in the system, hydrogen, water vapour, regular discharge is finished, and closed electromagnetic valve repeats above process to next discharging during the cycle.
The utility model device reclaims battery anode and divides dried up, reduce the system support assembly, simplify control, reduce power consumption, improve system effectiveness, avoid contacting of oxygen in hydrogen and the storage tank on the structure, discharging hydrogen low velocity discharge improves fail safe to atmospheric environment.
Claims (4)
1. hydrogen-oxygen and regenerative fuel cell electricity generation system anode separate apparatus for recovering, it comprises a hydrogen separator (9), hydrogen separator (9) top is provided with galvanic anode tail gas recycle pipe (5) and galvanic anode tail gas discharging pipe (4) successively, be communicated with water-storing tank (2) in hydrogen separator (9) bottom by pipeline (13), on this pipeline (13), be provided with electromagnetically operated valve one (6), be provided with evacuated tube (1) in water-storing tank (2) top; It is characterized in that: the liquid sealing pipe (11) that in water-storing tank (2), is provided with a sealing, offer through flow hole (12) in liquid sealing pipe (11) bottom, pipeline (13) one ends of described connection hydrogen separator (9) and storage tank (2) extend in liquid sealing pipe (11) top, also be provided with hydrogen discharge pipe (10) on liquid sealing pipe (11) top, an end of this hydrogen discharge pipe (10) extends liquid sealing pipe (11) and water-storing tank (2).
2. a kind of hydrogen-oxygen according to claim 1 and regenerative fuel cell electricity generation system anode separate apparatus for recovering, and it is characterized in that: the bore dia of described through flow hole (12) is at 8～15mm.
3. a kind of hydrogen-oxygen according to claim 1 and regenerative fuel cell electricity generation system anode separate apparatus for recovering, and it is characterized in that: described hydrogen discharge pipe (10) is arranged on liquid sealing pipe (11) top.
4. a kind of hydrogen-oxygen according to claim 1 and regenerative fuel cell electricity generation system anode separate apparatus for recovering, it is characterized in that: described liquid sealing pipe (11) highly is 2/3～3/4 of water-storing tank (2) height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020210149XU CN201689936U (en) | 2010-05-31 | 2010-05-31 | Anode separation water recovery device of oxyhydrogen and regenerative fuel battery generating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020210149XU CN201689936U (en) | 2010-05-31 | 2010-05-31 | Anode separation water recovery device of oxyhydrogen and regenerative fuel battery generating system |
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| Publication Number | Publication Date |
|---|---|
| CN201689936U true CN201689936U (en) | 2010-12-29 |
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ID=43378214
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020210149XU Expired - Lifetime CN201689936U (en) | 2010-05-31 | 2010-05-31 | Anode separation water recovery device of oxyhydrogen and regenerative fuel battery generating system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108150313A (en) * | 2018-01-12 | 2018-06-12 | 金华欧森环保科技有限公司 | A kind of air inlet auxiliary hydrogenation ozonation process for fuel engines fuel-economizing |
| CN111834652A (en) * | 2019-04-15 | 2020-10-27 | 爱信精机株式会社 | Gas-liquid separator |
| CN112786919A (en) * | 2021-01-13 | 2021-05-11 | 东风汽车集团股份有限公司 | Multifunctional water tank for fuel cell |
| CN115364632A (en) * | 2022-08-23 | 2022-11-22 | 南通安思卓新能源有限公司 | Secondary recycling system and method for hydrogen production separation liquid |
| CN111834652B (en) * | 2019-04-15 | 2024-05-28 | 株式会社爱信 | Gas-liquid separator |
-
2010
- 2010-05-31 CN CN201020210149XU patent/CN201689936U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108150313A (en) * | 2018-01-12 | 2018-06-12 | 金华欧森环保科技有限公司 | A kind of air inlet auxiliary hydrogenation ozonation process for fuel engines fuel-economizing |
| CN111834652A (en) * | 2019-04-15 | 2020-10-27 | 爱信精机株式会社 | Gas-liquid separator |
| CN111834652B (en) * | 2019-04-15 | 2024-05-28 | 株式会社爱信 | Gas-liquid separator |
| CN112786919A (en) * | 2021-01-13 | 2021-05-11 | 东风汽车集团股份有限公司 | Multifunctional water tank for fuel cell |
| CN115364632A (en) * | 2022-08-23 | 2022-11-22 | 南通安思卓新能源有限公司 | Secondary recycling system and method for hydrogen production separation liquid |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101229 |