CN211829047U - Adjusting humidification system based on fuel cell system - Google Patents
Adjusting humidification system based on fuel cell system Download PDFInfo
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- CN211829047U CN211829047U CN201922308405.2U CN201922308405U CN211829047U CN 211829047 U CN211829047 U CN 211829047U CN 201922308405 U CN201922308405 U CN 201922308405U CN 211829047 U CN211829047 U CN 211829047U
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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 an adjust humidification system based on fuel cell system, include: the system comprises a first combined pipeline, a second combined pipeline, a dry gas pipeline, a humidifying gas pipeline, a first controller, a controllable heating strip, a first pressure sensor, a first electromagnetic switch valve, a first gas mass flow controller, a second gas mass flow controller, a gas humidifier and a first temperature and humidity sensor; the controllable heating strip is arranged on the inner wall of the first combined pipeline, and a first pressure sensor and a first electromagnetic switch valve are arranged in the first combined pipeline; the drying gas pipeline and the humidifying gas pipeline are connected with the first combined pipeline and the second combined pipeline; the first gas mass flow controller is arranged in the drying gas pipeline, and the second gas mass flow controller and the gas humidifier are sequentially arranged in the humidifying gas pipeline along the gas flowing direction. The utility model discloses the gaseous humidification proportion of admitting air among the fuel cell test system can the effective control, has improved the air supply data stability among the fuel cell test system.
Description
Technical Field
The utility model belongs to the technical field of fuel cell, more specifically the saying so relates to an adjust humidification system based on fuel cell system.
Background
A Fuel Cell (Fuel Cell) is a device that directly converts the chemical energy of a Fuel (such as hydrogen) and an oxidant (such as oxygen) into electrical energy. Since energy conversion is not limited by the carnot cycle and the additional product is only water, the fuel cell has the characteristics of high energy conversion efficiency, environmental friendliness and the like.
A hydrogen fuel cell is a power generation device that directly converts chemical energy of hydrogen and oxygen into electrical energy. The basic principle is the reverse reaction of electrolyzed water, hydrogen and oxygen are supplied to the anode and cathode respectively, and after the hydrogen diffuses out through the anode and reacts with the electrolyte, electrons are released to reach the cathode through an external load.
During the continuous operation of the fuel cell, fuel (such as hydrogen, oxygen, air, catalyst, etc.) is injected into the cell without interruption, and the generated reactants are charge and water. Gas inlet humidification and temperature control are particularly important in a test system of a fuel cell, the data stability and reliability of the test system are determined, the reaction efficiency of the fuel cell is ensured, and the gas waste is reduced. The distinction in gas humidification with respect to the form of the wet medium can be: two types of steam and water, steam humidification is represented by a steam nozzle with centralized humidification and wide application, and comprises: moisture permeable film humidifiers, electrothermal, electrode, infrared, PTC vapor humidifiers, and the like. The water humidifier is represented by a water spray type commonly used for concentrated humidification, and includes an ultrasonic type, a centrifugal type, a pressurized spray type, a wet surface evaporation type humidifier, an electric sprayer and the like. In order to increase the controllability and stability of various parameters in the fuel cell testing system and thus ensure the reliability of data during the testing process, it is necessary to provide a proportional adjustment humidification system.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an adjust humidification system based on fuel cell system can the effective control intake gas humidification proportion among the fuel cell test system, has guaranteed that the temperature in the pipeline can not run off the reduction loss easily, the energy can be saved to air supply data stability among the fuel cell test system has been improved.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a conditioning humidification system based on a fuel cell system, comprising: the system comprises a first combined pipeline, a second combined pipeline, a dry gas pipeline, a humidifying gas pipeline, a first controller, a controllable heating strip, a first pressure sensor, a first electromagnetic switch valve, a first gas mass flow controller, a second gas mass flow controller, a gas humidifier and a first temperature and humidity sensor; the controllable heating strip is arranged on the inner wall of the first combined pipeline, and the first pressure sensor and the first electromagnetic switch valve are sequentially arranged at the tail end of the controllable heating strip in the first combined pipeline; one end of each of the drying gas pipeline and the humidifying gas pipeline is connected with the first closed pipeline, and the other end of each of the drying gas pipeline and the humidifying gas pipeline is connected with the second closed pipeline; the first gas mass flow controller is arranged in the drying gas pipeline, and the second gas mass flow controller and the gas humidifier are sequentially arranged in the humidifying gas pipeline along the gas flowing direction; the first temperature and humidity sensor is arranged in the second combined pipeline; the controllable heating strip, the pressure sensor I, the electromagnetic switch valve I, the gas mass flow controller II, the gas humidifier and the temperature and humidity sensor I are all electrically connected with the first controller.
Preferably, the second joint pipeline is communicated with the fuel cell stack through an input pipeline, and the fuel cell stack is further connected with an output pipeline.
Preferably, a second pressure sensor and a second electromagnetic switch valve are sequentially arranged in the input pipeline along the gas flowing direction, a third electromagnetic switch valve, a third pressure sensor, a water-gas separator and a fourth electromagnetic switch valve are sequentially arranged in the output pipeline along the gas flowing direction, and the second pressure sensor, the second electromagnetic switch valve, the third pressure sensor, the water-gas separator and the fourth electromagnetic switch valve are all electrically connected with a second controller.
Preferably, the first combined pipeline is connected with the dry gas pipeline and the humidifying gas pipeline in a welding mode, and the second combined pipeline is connected with the dry gas pipeline, the humidifying gas pipeline and the input pipeline in a welding mode.
Preferably, the first pipeline, the second pipeline, the drying gas pipeline, the humidifying gas pipeline, the input pipeline and the output pipeline are all provided with heat insulation layers on outer side pipe walls.
Preferably, the first closed pipeline, the second closed pipeline, the drying gas pipeline, the humidifying gas pipeline, the input pipeline and the output pipeline are all made of stainless steel materials.
The beneficial effects of the utility model reside in that:
the utility model discloses controllable heating strip, pressure sensor one, electromagnetic switch valve one, gas mass flow controller two, gas humidifier and temperature and humidity sensor one all with first controller electric connection, can carry out the direct snatching and the control of data, guaranteed ageing and stability; and the humidification proportion of the inlet gas in the fuel cell test system can be effectively controlled, the temperature in the pipeline is ensured not to be easily lost, the loss is reduced, the energy is saved, and the stability of the gas source data in the fuel cell test system is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the connection structure between the fuel cell stack and the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a humidification adjusting system based on a fuel cell system, comprising: the system comprises a first combined pipeline, a second combined pipeline, a dry gas pipeline, a humidifying gas pipeline, a first controller, a controllable heating strip, a first pressure sensor, a first electromagnetic switch valve, a first gas mass flow controller, a second gas mass flow controller, a gas humidifier and a first temperature and humidity sensor; the controllable heating strip is arranged on the inner wall of the first combined pipeline, and a first pressure sensor and a first electromagnetic switch valve are sequentially arranged at the tail end of the controllable heating strip in the first combined pipeline; one end of each of the drying gas pipeline and the humidifying gas pipeline is connected with the first combined pipeline, and the other end of each of the drying gas pipeline and the humidifying gas pipeline is connected with the second combined pipeline; the first gas mass flow controller is arranged in the drying gas pipeline, and the second gas mass flow controller and the gas humidifier are sequentially arranged in the humidifying gas pipeline along the gas flowing direction; the first temperature and humidity sensor is arranged in the second combined pipeline; the controllable heating strip, the pressure sensor I, the electromagnetic switch valve I, the gas mass flow controller II, the gas humidifier and the temperature and humidity sensor I are all electrically connected with the first controller. The first pipeline closing pipe wall is fixed by using a controllable heating strip, so that the temperature controllability of the whole pipeline is ensured.
Referring to fig. 2, in another embodiment, the second combining pipeline is communicated with the fuel cell stack through an input pipeline, and the fuel cell stack is also connected with an output pipeline.
The input pipeline is internally provided with a second pressure sensor and a second electromagnetic switch valve in sequence along the gas flowing direction, the output pipeline is internally provided with a third electromagnetic switch valve, a third pressure sensor, a water-gas separator and a fourth electromagnetic switch valve in sequence along the gas flowing direction, and the second pressure sensor, the second electromagnetic switch valve, the third pressure sensor, the water-gas separator and the fourth electromagnetic switch valve are all electrically connected with the second controller.
In another embodiment, the first combined pipeline is connected with the drying gas pipeline and the humidifying gas pipeline in a welding mode, the second combined pipeline is connected with the drying gas pipeline and the humidifying gas pipeline in a welding mode, and the second combined pipeline is connected with the input pipeline in a welding mode, so that the gas tightness is guaranteed.
In another embodiment, the first pipeline, the second pipeline, the dry gas pipeline, the humidifying gas pipeline, the input pipeline and the output pipeline are all provided with heat insulation layers on the outer side pipe walls, so that the temperature stability of the whole pipeline is ensured, and the heat loss can be greatly reduced.
In another embodiment, the first combined pipeline, the second combined pipeline, the drying gas pipeline, the humidifying gas pipeline, the input pipeline and the output pipeline are all made of 316 stainless steel materials.
The utility model discloses controllable heating strip, pressure sensor one, electromagnetic switch valve one, gas mass flow controller two, gas humidifier and temperature and humidity sensor one all with first controller electric connection, can carry out the direct snatching and the control of data, realize that fuel cell admits air quick response, stable control, guaranteed ageing and stability; the humidification proportion of the inlet gas in the fuel cell testing system can be effectively controlled, the range can be controlled to be 0% -90%, the temperature in a pipeline cannot be easily lost, the loss is reduced, the energy is saved, and therefore the stability of gas source data in the fuel cell testing system is improved.
The utility model discloses a theory of operation:
in the testing process, firstly, a first controller accurately controls a controllable heating strip in a first closed pipeline to ensure that the temperature of gas in the first closed pipeline reaches a preset value, when the temperature of the gas in the first closed pipeline reaches the preset value, the value of a first pressure sensor is collected in real time through the first controller to judge whether the inlet pressure meets the pressure requirement, when the inlet pressure and the temperature meet the requirement, a gas source switch of a first electromagnetic switch valve is automatically opened through the first controller, the flow of a first gas mass flow controller in a dry gas pipeline and the flow of a second gas mass flow controller in a humidifying gas pipeline are adjusted through a preset humidifying proportion, after dry and wet gases in the two pipelines are mixed, data collection is carried out through a first temperature and humidity sensor in a second closed pipeline and the data are timely fed back to the first controller, and the first controller can automatically adjust and accurately feed the flow of the dry gas and the humidifying gas, The inlet air temperature is adjusted in real time, so that the temperature and the humidity of the air in the second combined pipeline reach preset target values; and the gas is stably input into the fuel cell stack through the input pipeline, the gas is exhausted through the output pipeline, when gas enters the fuel cell stack, the second controller collects the value of the second pressure sensor in real time, when the gas pressure value meets the requirement, the second controller opens a gas source switch of the second electromagnetic switch valve, when the gas is exhausted from the fuel cell stack, the second controller opens a gas source switch of the third electromagnetic switch valve, the gas enters the water-gas separator, and the separated gas is exhausted through the fourth electromagnetic switch valve.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A conditioning humidification system based on a fuel cell system, comprising: the system comprises a first combined pipeline, a second combined pipeline, a dry gas pipeline, a humidifying gas pipeline, a first controller, a controllable heating strip, a first pressure sensor, a first electromagnetic switch valve, a first gas mass flow controller, a second gas mass flow controller, a gas humidifier and a first temperature and humidity sensor; the controllable heating strip is arranged on the inner wall of the first combined pipeline, and the first pressure sensor and the first electromagnetic switch valve are sequentially arranged at the tail end of the controllable heating strip in the first combined pipeline; one end of each of the drying gas pipeline and the humidifying gas pipeline is connected with the first closed pipeline, and the other end of each of the drying gas pipeline and the humidifying gas pipeline is connected with the second closed pipeline; the first gas mass flow controller is arranged in the drying gas pipeline, and the second gas mass flow controller and the gas humidifier are sequentially arranged in the humidifying gas pipeline along the gas flowing direction; the first temperature and humidity sensor is arranged in the second combined pipeline; the controllable heating strip, the pressure sensor I, the electromagnetic switch valve I, the gas mass flow controller II, the gas humidifier and the temperature and humidity sensor I are all electrically connected with the first controller.
2. The system of claim 1, wherein the second pipe is connected to the fuel cell stack via an input pipe, and the fuel cell stack is further connected to an output pipe.
3. The fuel cell system-based conditioning humidification system of claim 2, wherein a second pressure sensor and a second electromagnetic switch valve are sequentially arranged in the input pipeline along a gas flow direction, a third electromagnetic switch valve, a third pressure sensor, a moisture separator and a fourth electromagnetic switch valve are sequentially arranged in the output pipeline along the gas flow direction, and the second pressure sensor, the second electromagnetic switch valve, the third pressure sensor, the moisture separator and the fourth electromagnetic switch valve are all electrically connected with a second controller.
4. The system of claim 2 or 3, wherein the first combined pipeline is connected to the dry gas pipeline and the humidified gas pipeline, and the second combined pipeline is connected to the dry gas pipeline, the humidified gas pipeline, and the input pipeline by welding.
5. The fuel cell system-based conditioning and humidifying system of claim 4, wherein the outer side pipe walls of the first combined pipe, the second combined pipe, the dry gas pipe, the humidifying gas pipe, the input pipe and the output pipe are all provided with heat insulation layers.
6. The system of claim 5, wherein the first combined pipeline, the second combined pipeline, the dry gas pipeline, the humidified gas pipeline, the input pipeline and the output pipeline are all made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922308405.2U CN211829047U (en) | 2019-12-19 | 2019-12-19 | Adjusting humidification system based on fuel cell system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922308405.2U CN211829047U (en) | 2019-12-19 | 2019-12-19 | Adjusting humidification system based on fuel cell system |
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| CN211829047U true CN211829047U (en) | 2020-10-30 |
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| CN201922308405.2U Active CN211829047U (en) | 2019-12-19 | 2019-12-19 | Adjusting humidification system based on fuel cell system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112490474A (en) * | 2020-11-26 | 2021-03-12 | 合肥科威尔电源***股份有限公司 | Gas humidifying device of fuel cell system |
| CN114142064A (en) * | 2021-12-07 | 2022-03-04 | 浙江锋源氢能科技有限公司 | Fuel cell humidifying system and fuel cell system |
-
2019
- 2019-12-19 CN CN201922308405.2U patent/CN211829047U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112490474A (en) * | 2020-11-26 | 2021-03-12 | 合肥科威尔电源***股份有限公司 | Gas humidifying device of fuel cell system |
| CN112490474B (en) * | 2020-11-26 | 2022-03-11 | 合肥科威尔电源***股份有限公司 | Gas humidifying device of fuel cell system |
| CN114142064A (en) * | 2021-12-07 | 2022-03-04 | 浙江锋源氢能科技有限公司 | Fuel cell humidifying system and fuel cell system |
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Address after: 266000 room 1622, building C, Vanke center, No. 2, South Heilongjiang Road, Shibei District, Qingdao, Shandong Patentee after: Weisikang (Qingdao) Technology Co.,Ltd. Address before: 266000 room 1622, building C, bingwanke center, No.2 Heilongjiang Road, Shibei District, Qingdao City, Shandong Province Patentee before: Qingdao Weisikang Electronic Co.,Ltd. |
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