CN106981673A - A kind of gas humidification system - Google Patents
A kind of gas humidification system Download PDFInfo
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- CN106981673A CN106981673A CN201710352277.4A CN201710352277A CN106981673A CN 106981673 A CN106981673 A CN 106981673A CN 201710352277 A CN201710352277 A CN 201710352277A CN 106981673 A CN106981673 A CN 106981673A
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- 239000007788 liquid Substances 0.000 claims abstract description 100
- 239000007921 spray Substances 0.000 claims abstract description 30
- 238000002347 injection Methods 0.000 claims abstract description 21
- 239000007924 injection Substances 0.000 claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 238000000926 separation method Methods 0.000 claims description 28
- 238000010438 heat treatment Methods 0.000 claims description 21
- 239000012530 fluid Substances 0.000 claims description 20
- 238000000889 atomisation Methods 0.000 claims description 18
- 230000009469 supplementation Effects 0.000 claims description 18
- 238000001802 infusion Methods 0.000 claims description 11
- 239000013589 supplement Substances 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 3
- 238000011049 filling Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 230000001502 supplementing effect Effects 0.000 claims 1
- 239000000446 fuel Substances 0.000 abstract description 23
- 238000000034 method Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 8
- 238000010276 construction Methods 0.000 abstract description 6
- 230000004044 response Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 99
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 230000005587 bubbling Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 235000012489 doughnuts Nutrition 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012510 hollow fiber Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 oxonium ion Chemical class 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
- H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
- H01M8/04119—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
- H01M8/04126—Humidifying
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M2008/1095—Fuel cells with polymeric electrolytes
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Air Humidification (AREA)
Abstract
The present invention proposes a kind of gas humidification system, belongs to humidifying technology field.The gas humidification system includes humidifier body, atomized spray unit, gas injector unit.Humidifier body at least includes the atomized spray room and gas jet chamber set gradually from top to bottom.Atomized spray unit includes at least one atomizer being arranged in atomized spray room, and the entrance of atomizer connects the liquid for humidification.The injection direction of atomizer is down.Gas injector unit includes at least one gas tip being arranged in gas injection room, and the entrance of gas tip connects gas to be humidified.The injection direction of gas tip is upward.Gas humidification system of the present invention can provide efficiency high for the gas of big flow, the humidification of effect stability, the gas humidification system is simple in construction simultaneously, it is easy to process, cost is relatively low, fast response time is humidified, humidification temperature can adjust, and enable in particular to meet the humidification demand of high-power proton exchange film fuel battery system.
Description
Technical field
The invention belongs to humidifying technology field, it is related to a kind of humidification system, especially a kind of gas humidification system.
Background technology
Fuel cell is a kind of electrochemical reaction appts, and chemical energy directly is converted into electric energy.According to the difference of electrolyte,
Proton Exchange Membrane Fuel Cells, alkaline fuel cell, phosphoric acid type fuel cell, molten carbonate fuel cell can be divided into and consolidated
Oxide body fuel cell.Proton Exchange Membrane Fuel Cells operating temperature is low, and current density is big, fast response time, and performance is stable；
And reaction product only has water, in the absence of corrosivity.Therefore, Proton Exchange Membrane Fuel Cells can be widely used in movement
Field of power supplies.
Proton Exchange Membrane Fuel Cells produces electric energy using hydrogen and oxygen reaction.When respectively to anode of fuel cell and the moon
When pole supplies hydrogen and oxygen, reacting gas spreads through diffusion layer, into porous anode hydrogen atom by Catalyst Adsorption and from
Hydrogen ion and electronics are turned to, hydrogen ion is transferred to negative electrode via PEM, and electronics is transferred to negative pole currect collecting plate in electrode
Negative electrode is flowed to through external circuit load, hydrogen ion and oxonium ion are combined into hydrone on cathode catalysis layer.And electronics is from external circuit
By producing electric energy.
It must be moistened as the PEM of electrolyte, so could preferably proton conducting.Research shows that proton is handed over
The electric conductivity for changing film is directly proportional to its water content.Therefore, in order to improve conversion efficiency, it is necessary to humidify PEM.Combustion at present
Expect that the air-humidification method of used in battery is mainly the gas by humidifying reaction, humidified using the steam entrained by the gas of moistening
PEM.
In existing humidification method：Enthalpy wheel humidification is using the steam and heat in ceramic runner absorption tail gas come to fresh
Air inlet humidification, but because with rotary part, easily leaping up gas and adds power consumption.Doughnut tube bank humidification method is utilized
Non-porous hollow fibre bundle prepared by hydrophilic material, water flows through on the outside of hollow fiber bundle, and humidification gas is out of fiber tube bank
Effluent mistake, water is because the effect of concentration difference is diffused into gas from water side and then completes to the humidification of gas.Involved by the humidification method
Humidifier there is compact conformation, the advantages of without extra power consumption, the various occasions for portable power source can be widely used in, but
It is expensive, the cost of unfavorable reduction fuel cell.Bubbling humidification method is to be passed through the gas of reaction to fill certain temperature
Water in, using bubble surface heat and mass reach humidification gas purpose.Bubbling humidifier is simple in construction, and material is cheap, but
Because bubble is uneven after bubbling, humidification efficiency is low, is generally only applicable to low power fuel cell laboratory test, and to big
Requirement can not be then met for the fuel cell of power (more than 10kW).The principle that atomizing humidifying performance mode is atomized using liquid is to entering
Gas is humidified, and Publication No. CN 1516308A Chinese patent application discloses a kind of fuel cell system of ultrasonic atomizatio,
Using ultrasonic wave, the aqueous water contained in a reservoir is atomized, is then carried along into by gas in fuel cell system, still
It is not real vapor because ultrasonic atomization is really many droplets, humidifying effect is undesirable.Publication No. CN
101577338A Chinese patent application is related to a kind of fuel cell humidifier, it is proposed that combined using atomizer and heat exchanger
Method, gas temperature is controlled by using the mode of heat exchange, but when being humidified to big flow gas, heat exchange
Mode temperature control response speed is slow, influence humidifying effect (there is condensed water in gas or can not fully humidify).
To sum up, in the prior art, fuel cell system not suitable for high-power (more than 10kW) and suitable for big stream
The simple in construction of gas is measured, cost is relatively low, the high humidification system of humidification efficiency.Thus, it is possible to be carried out to big flow gas efficient
Humidification, and involved system architecture is simple, cost is relatively low, and humidification efficiency is high, and the stable humidifying technology of humidifying effect has pole
Strong Research Significance and application value.
The content of the invention
Big flow gas can effectively be humidified it is an object of the invention to provide one kind, simple in construction, humidification effect
Fruit is stable, the gas humidification system of the fuel cell system that is particularly suitable for use in humidification.
In order to achieve the above object, solution of the invention is：
A kind of gas humidification system, including humidifier body, atomized spray unit, gas injector unit；The humidifier
Main body at least includes the atomized spray room and gas jet chamber set gradually from top to bottom；The atomized spray unit includes setting
At least one atomizer in the atomized spray room, the entrance of the atomizer connects the liquid for humidification；Institute
State the injection direction of atomizer down；The gas injector unit includes at least one being arranged in the gas injection room
Gas tip, the entrance of the gas tip connects gas to be humidified；The injection direction of the gas tip is upward.
The humidifier body also includes being located at the gas-liquid separation chamber above the atomized spray room, with to the gas after humidification
Body carries out gas-liquid separation；Preferably, the gas humidification system also includes the gas heating unit for connecting the gas-liquid separation chamber,
The gas heating unit includes gas heater, to be heated to the gas Jing Guo gas-liquid separation, removes condensed water；It is preferred that
Ground, the gas heating unit also includes the first temperature sensor, to detect the temperature of the gas after gas-liquid separation, auxiliary
Adjust the heating to the gas after gas-liquid separation；Preferably, the gas heater is arranged on the gas-liquid separation chamber
The exit at top.
The atomized spray unit also includes the atomization flow controller for connecting the atomizer, the atomization flow control
Device processed includes at least one flow control valve, to control the flow of the liquid for humidifying.
The exit of the humidifier body sets dew point temperature sensor, with the dew point temperature for the gas for detecting exit
Degree；The dew point temperature sensor and the atomization flow controller communication connection, constitute closed-loop control, with according to the outlet
The dew-point temperature of the gas at place, the size of adjustment atomization flow, it is ensured that the dew-point temperature of gas and the dew point temperature set after humidification
Degree is consistent.
The gas injector unit also includes the gas flow controller for connecting the gas tip, to adjust into described
The flow of the gas of gas injection room.
Isolated between the gas-liquid separation chamber and the atomized spray room using AND DEWATERING FOR ORIFICE STRUCTURE.
Bauer ring filling is used within the gas-liquid separation chamber.
The humidifier body also includes being located at the backflow liquid holding cavity below the gas injection room.
The backflow liquid holding cavity connects the passage for entering the atomizer by liquid supplementation channel, for from the backflow
Liquid holding cavity supplements the liquid for humidification to the atomizer；Preferably, fluid infusion module, institute are provided with the liquid supplementation channel
Stating fluid infusion module includes fluid supplement solenoid valve；Liquid level detector is provided with the backflow liquid holding cavity；The liquid level detector and institute
State fluid supplement solenoid valve communication connection, with by the fluid supplement solenoid valve according to the testing result of the liquid level detector come auxiliary adjustment
The opening and closing of the liquid supplementation channel；Preferably, it is provided with liquid heating module in the liquid supplementation channel；The liquid heating module bag
Second temperature sensor and liquid heater are included, to detect the temperature of liquid and the heating liquid in the liquid supplementation channel；It is excellent
Circulating pump is provided with selection of land, the liquid supplementation channel, to provide power for fluid infusion.
The liquid is water.
Due to using such scheme, the beneficial effects of the invention are as follows：Gas humidification system of the present invention can be big flow
Gas offer efficiency high, the humidification of effect stability, while the gas humidification system is simple in construction, easy to process, cost is relatively low, plus
Wet fast response time, humidification temperature can adjust.The gas humidification system enables in particular to meet high power fuel cell system (especially
Proton exchange film fuel battery system) humidification demand.
Brief description of the drawings
Fig. 1 is the structural representation of gas humidification system in the embodiment of the present invention；
Fig. 2 is the floor map of aperture plate structure of the embodiment of the present invention；
Fig. 3 is the distribution schematic diagram of atomizer on same layer in the embodiment of the present invention；
Fig. 4 is the distribution schematic diagram of gas tip on same layer in the embodiment of the present invention.
Embodiment
The present invention will be further described with reference to the accompanying drawings.
The present invention proposes a kind of gas humidification system, including humidifier body, atomized spray unit, gas injection list
Member, gas heating unit and fluid replacing unit.Fig. 1 show the structural representation of the gas humidification system of this in the present embodiment.
Humidifier body 1 is tubular structure, including the gas-liquid separation chamber 101 set gradually from top to bottom (is used to filter just
Step humidification after gas in substantial amounts of aqueous water), atomized spray room 102, gas injection room 103 and backflow liquid holding cavity 104 (be used for
Contain and pass back into aqueous water and the unnecessary aqueous water of atomization condensation generation that gas-liquid separation therein goes out together).Gas-liquid separation
Isolated between room 101 and atomized spray room 102 using AND DEWATERING FOR ORIFICE STRUCTURE 6, AND DEWATERING FOR ORIFICE STRUCTURE 6 is porous thin-slab structure.Gas-liquid
Bauer ring filling is used within separation chamber 101.Fig. 2 show the floor map of AND DEWATERING FOR ORIFICE STRUCTURE.
Atomized spray unit includes the atomizer 201 being arranged in atomized spray room 102, the entrance of atomizer 201
Connect the liquid for atomizing humidifying performance.The injection direction of atomizer 201 is down.Atomizer 201 is uniformly distributed in atomization
In jet chamber 102, in vertical direction can one layer or Multi-layers distributing, be illustrated in figure 3 point of on one layer atomizer 201
Cloth.
Atomized spray unit also includes the atomization flow controller 202 of connection atomizer 201, is atomized flow controller
202 include at least one flow control valve, to control the flow of the liquid for humidifying.The exit of humidifier body sets dew
Point temperature sensor 203, dew point temperature sensor 203 is communicated to connect (with dotted line table in Fig. 1 with atomization flow controller 202
Show), closed-loop control is constituted, with the dew-point temperature according to exit gas, the size of the flow of adjustment atomization in real time, it is ensured that after humidification
Dew-point temperature with set dew-point temperature it is consistent.
Gas injector unit includes the gas tip 301 for being arranged in gas injection room 103, the entrance of gas tip 301
Connection gas to be humidified.The injection direction of gas tip 301 upward, i.e., towards atomized spray room 102.Gas tip is equably
It is distributed in gas injection room 103, Fig. 4 show the schematic diagram of its distribution.
Gas injector unit also includes the gas flow controller 302 of connection gas tip 301, to adjust into gas spray
Penetrate the flow of the gas of room 103.
Flow back liquid holding cavity 104 by liquid supplementation channel connect enter atomizer 201 passage, for from backflow liquid holding cavity
104 supplement the liquid for humidification to atomizer 201.Fluid infusion module is provided with liquid supplementation channel, fluid infusion module includes fluid infusion
Magnetic valve 401.The bottom of backflow liquid holding cavity 104 is provided with liquid level detector 402, in detection backflow liquid holding cavity 104
Liquid level.Liquid level detector 402 is communicated to connect with fluid supplement solenoid valve 401, with by fluid supplement solenoid valve 401 according to liquid level detector 402
Testing result carry out the opening and closing of auxiliary adjustment liquid supplementation channel.As shown in figure 1, fluid replacing unit also includes being arranged in liquid supplementation channel
Water circulating pump 405, power is provided for fluid infusion.
Liquid heating module is additionally provided with liquid supplementation channel.Liquid heating module includes second temperature sensor 403 and liquid
Body heater 404, to detect the temperature of liquid and heating liquid in liquid supplementation channel.
Gas humidification system also includes the gas heating unit of connection gas-liquid separation chamber 101.Gas heating unit includes gas
Body heater 501, to be heated to the gas Jing Guo gas-liquid separation, removes condensed water therein.Gas heating unit is also wrapped
The first temperature sensor 502 is included, to detect the temperature of the gas after gas-liquid separation, auxiliary adjustment is heated to it.Gas
Body heater 501 is arranged on the exit at the top of gas-liquid separation chamber 101.
In the present embodiment, liquid uses water.And provided in the porch of atomizer for deionized water.
Operationally, deionized water is injected into atomized spray room 102 to the gas humidification system by atomizer, to be humidified
The gas of drying enter gas injection room from gas flow controller, and enter gas ejector, with atomizer to spray.Adopt
With this mode to spray, the water smoke for being atomized generation can be broken up using high velocity air, produce strong collision, promote gas
Humidification.The dew point temperature sensor 203 that the exit of humidifier body is installed is communicated to connect with atomization flow controller 202, mist
Change the dew-point temperature for the exit gas that flow controller 202 feeds back according to dew point temperature sensor 203, automatically adjust for mist
Change the flow of the aqueous water of humidification, adjust humidification capability.
Because the gas that the gas after initial atomization contains after some liquid water droplets, humidification passes through gas-liquid separation chamber, filtering
Fall substantial amounts of aqueous water, the unnecessary aqueous water that generation is condensed together with atomization is flowed back into backflow and is filled with water by these aqueous waters
Room 104.Gas after gas-liquid separation, detects its temperature, gas heater 501 is adjusted accordingly by the first temperature sensor 502
The whole power heated to gas, forms closed-loop control.
In addition, flowing back to the aqueous water that backflow is filled with water in room 104, liquid can be sequentially passed through in the presence of water circulating pump
Enter atomized spray room after heating module, water circulating pump, atomization flow controller, circulated by atomizer injection.
In summary, gas humidification system of the present invention can provide efficiency high for the gas of big flow, effect stability plus
Wet, while the gas humidification system is simple in construction, easy to process, cost is relatively low, humidifies fast response time, humidification temperature is adjustable
Section.The gas humidification system enables in particular to meet high power fuel cell system (especially proton exchange film fuel battery system)
Humidification demand.
The above-mentioned description to embodiment is understood that for ease of those skilled in the art and using this hair
It is bright.Person skilled in the art obviously easily can make various modifications to these embodiments, and described herein
General Principle is applied in other embodiment without passing through performing creative labour.Therefore, the invention is not restricted to implementation here
Example, those skilled in the art do not depart from improvement that scope made and change all should be according to the announcement of the present invention
Within protection scope of the present invention.
Claims (10)
1. a kind of gas humidification system, it is characterised in that：Including humidifier body, atomized spray unit, gas injector unit；
The humidifier body at least includes the atomized spray room and gas jet chamber set gradually from top to bottom；
The atomized spray unit includes at least one atomizer being arranged in the atomized spray room, the atomizer
Entrance connect liquid for humidification；The injection direction of the atomizer is down；
The gas injector unit includes at least one gas tip being arranged in the gas injection room, the gas tip
Entrance connect gas to be humidified；The injection direction of the gas tip is upward.
2. gas humidification system according to claim 1, it is characterised in that：The humidifier body is also included positioned at described
Gas-liquid separation chamber above atomized spray room, to carry out gas-liquid separation to the gas after humidification；
Preferably, the gas humidification system also includes the gas heating unit for connecting the gas-liquid separation chamber, and the gas adds
Hot cell includes gas heater, to be heated to the gas Jing Guo gas-liquid separation, removes condensed water；
Preferably, the gas heating unit also includes the first temperature sensor, to detect the gas after gas-liquid separation
Temperature, heating of the auxiliary adjustment to the gas after gas-liquid separation；
Preferably, the gas heater is arranged on the exit at the top of the gas-liquid separation chamber.
3. gas humidification system according to claim 1, it is characterised in that：The atomized spray unit also includes connection institute
The atomization flow controller of atomizer is stated, the atomization flow controller includes at least one flow control valve, to control to use
In the flow of the liquid of humidification.
4. gas humidification system according to claim 3, it is characterised in that：The exit of the humidifier body sets dew
Point temperature sensor, with the dew-point temperature for the gas for detecting exit；
The dew point temperature sensor and the atomization flow controller communication connection, constitute closed-loop control, to go out according to
The dew-point temperature of gas at mouthful, the size of adjustment atomization flow, it is ensured that the dew-point temperature of gas and the dew point set after humidification
Temperature is consistent.
5. gas humidification system according to claim 1, it is characterised in that：The gas injector unit also includes connection institute
The gas flow controller of gas tip is stated, to adjust the flow into the gas of the gas injection room.
6. gas humidification system according to claim 2, it is characterised in that：The gas-liquid separation chamber and the atomized spray
Isolated between room using AND DEWATERING FOR ORIFICE STRUCTURE.
7. gas humidification system according to claim 2, it is characterised in that：Pall ring is used within the gas-liquid separation chamber
Filling.
8. gas humidification system according to claim 1, it is characterised in that：The humidifier body is also included positioned at described
Backflow liquid holding cavity below gas injection room.
9. gas humidification system according to claim 8, it is characterised in that：The backflow liquid holding cavity is connected by liquid supplementation channel
The logical passage for entering the atomizer, for supplementing the liquid for humidification to the atomizer from the backflow liquid holding cavity
Body；
Preferably, fluid infusion module is provided with the liquid supplementation channel, the fluid infusion module includes fluid supplement solenoid valve；The backflow is contained
Liquid is provided with liquid level detector in room；The liquid level detector is communicated to connect with the fluid supplement solenoid valve, with by fluid infusion electricity
The opening and closing of magnet valve liquid supplementation channel according to the testing result of the liquid level detector come auxiliary adjustment；
Preferably, it is provided with liquid heating module in the liquid supplementation channel；The liquid heating module is sensed including second temperature
Device and liquid heater, to detect the temperature of liquid and the heating liquid in the liquid supplementation channel；
Preferably, circulating pump is provided with the liquid supplementation channel, to provide power for fluid infusion.
10. the gas humidification system according to any one of claim 1,3,4,8,9, it is characterised in that：The liquid is
Water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710352277.4A CN106981673A (en) | 2017-05-18 | 2017-05-18 | A kind of gas humidification system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710352277.4A CN106981673A (en) | 2017-05-18 | 2017-05-18 | A kind of gas humidification system |
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| CN106981673A true CN106981673A (en) | 2017-07-25 |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109361002A (en) * | 2018-11-30 | 2019-02-19 | 安徽明天氢能科技股份有限公司 | A kind of high power fuel cell testboard humidifier |
| CN109960300A (en) * | 2017-12-14 | 2019-07-02 | 南京大学 | A kind of fuel cell test gas humidification method |
| CN109960299A (en) * | 2017-12-14 | 2019-07-02 | 南京大学 | A kind of high power fuel cell pile tester humidification module |
| CN110504467A (en) * | 2019-09-18 | 2019-11-26 | 洺源科技(大连)有限公司 | A kind of fuel battery test system humidifier |
| CN112774472A (en) * | 2020-12-23 | 2021-05-11 | 合肥恒力装备有限公司 | Large-traffic gas-liquid separation humidification case |
| CN112864423A (en) * | 2020-12-30 | 2021-05-28 | 武汉中极氢能产业创新中心有限公司 | Gas humidifying device |
| CN113224352A (en) * | 2021-03-08 | 2021-08-06 | 杰锋汽车动力系统股份有限公司 | Humidifier for vehicle-mounted hydrogen fuel cell |
| CN113314731A (en) * | 2021-04-28 | 2021-08-27 | 苏州就是能源科技有限公司 | High-pressure atomization humidifier for fuel cell testing equipment |
| CN114883603A (en) * | 2022-01-29 | 2022-08-09 | 上海神力科技有限公司 | Spraying humidifying device applied to fuel cell testing equipment |
| CN115117400A (en) * | 2022-08-29 | 2022-09-27 | 苏州市华昌能源科技有限公司 | Gas humidifying device and method for fuel cell testing system |
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2017
- 2017-05-18 CN CN201710352277.4A patent/CN106981673A/en active Pending
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