CN117723873A - Electrolytic cell testing system and electrolytic cell testing method - Google Patents
Electrolytic cell testing system and electrolytic cell testing method Download PDFInfo
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- CN117723873A CN117723873A CN202410175256.XA CN202410175256A CN117723873A CN 117723873 A CN117723873 A CN 117723873A CN 202410175256 A CN202410175256 A CN 202410175256A CN 117723873 A CN117723873 A CN 117723873A
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- 238000012360 testing method Methods 0.000 title claims abstract description 118
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 427
- 238000011056 performance test Methods 0.000 claims abstract description 46
- 238000001514 detection method Methods 0.000 claims abstract description 37
- 238000010438 heat treatment Methods 0.000 claims abstract description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 73
- 239000001257 hydrogen Substances 0.000 claims description 73
- 229910052739 hydrogen Inorganic materials 0.000 claims description 73
- 239000007788 liquid Substances 0.000 claims description 72
- 238000000034 method Methods 0.000 claims description 26
- 230000001105 regulatory effect Effects 0.000 claims description 26
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 18
- 239000001301 oxygen Substances 0.000 claims description 18
- 229910052760 oxygen Inorganic materials 0.000 claims description 18
- 230000008569 process Effects 0.000 claims description 14
- 238000001914 filtration Methods 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 9
- 230000003750 conditioning effect Effects 0.000 claims description 7
- 230000001276 controlling effect Effects 0.000 claims description 7
- 150000002431 hydrogen Chemical class 0.000 claims description 7
- 230000001502 supplementing effect Effects 0.000 claims description 7
- 239000007789 gas Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000033228 biological regulation Effects 0.000 description 15
- 239000002351 wastewater Substances 0.000 description 7
- 238000004891 communication Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
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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
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
The application provides an electrolytic tank testing system and an electrolytic tank testing method, and relates to the technical field of new energy, wherein the electrolytic tank testing system comprises a common circulating waterway and a plurality of performance testing branches connected with the common circulating waterway; the common circulating waterway comprises a circulating water container, a water supply pipeline, a circulating water temperature sensor, a heater and a conductivity meter, wherein the water supply pipeline is arranged on the circulating water container and used for providing water for a plurality of performance test branches, the circulating water temperature sensor is used for detecting the water temperature in the circulating water container/the water supply pipeline, the heater is used for heating the circulating water, and the conductivity meter is arranged on the water supply pipeline; the performance test branches are respectively in one-to-one correspondence with a plurality of to-be-tested electrolytic tanks, and each performance test branch comprises a detection and control pipeline for independently testing to-be-tested performance data of the corresponding electrolytic tank. The electrolytic tank test system can effectively reduce equipment arrangement space, save manufacturing cost, and can meet the requirement of accurate test of synchronizing a plurality of electrolytic tanks and independently performing performance.
Description
Technical Field
The application relates to the technical field of new energy, in particular to an electrolytic cell testing system and an electrolytic cell testing method.
Background
The PEM water electrolysis hydrogen production technology has the advantages of high efficiency, high response speed, high current density, cleanness and the like, and is an important direction of future green hydrogen development in the technical field of new energy.
The development of PEM electrolyzers requires extensive testing to verify their performance, such as activation, temperature regulation, hydrogen pressure regulation, water flow meter regulation, steady state testing, life testing, polarization curves, etc., typically requiring multiple short tanks or electrolyzers to verify different test items for long periods of time. At present, most of the known electrolytic cell testing platforms can only be used for testing a single electrolytic cell, and when a plurality of electrolytic cells are tested, a plurality of testing platforms are correspondingly required, so that the testing verification time period of the electrolytic cell is long, and the development period of the electrolytic cell is seriously influenced; in addition, a small part of the known electrolytic tank test platforms can be used for testing a plurality of electrolytic tanks, the plurality of electrolytic tanks can only maintain synchronous and consistent test conditions, and the requirements on the performance test accuracy of the single electrolytic tank cannot be met due to the lack of independent test and control functions of performances such as water flow control, hydrogen pressure control and hydrogen side back pressure of each tank.
Disclosure of Invention
In order to solve the existing technical problems, the application provides an electrolytic cell testing system and an electrolytic cell testing method which can meet the requirements that a plurality of electrolytic cells are synchronous and can be tested independently.
In a first aspect of the embodiment of the present application, an electrolytic tank testing system is provided, including a common circulation waterway and a plurality of performance testing branches connected with the common circulation waterway;
the common circulating waterway comprises a circulating water container, a water supply pipeline, a circulating water temperature sensor, a heater and a conductivity meter, wherein the water supply pipeline is arranged on the circulating water container and used for providing water to a plurality of performance test branches, the circulating water temperature sensor is used for detecting the water temperature in the circulating water container/the water supply pipeline, the heater is used for heating the circulating water, and the conductivity meter is arranged on the water supply pipeline;
the performance test branches are respectively in one-to-one correspondence with a plurality of to-be-tested electrolytic tanks, and each performance test branch comprises a detection and control pipeline for independently testing to-be-tested performance data of the corresponding electrolytic tank.
In a second aspect, an electrolytic cell testing method is provided, which is applied to the electrolytic cell testing system in any embodiment of the present application, where a plurality of performance testing branches are connected to a plurality of electrolytic cells to be tested in a one-to-one correspondence manner, and the method includes:
setting target operation parameters corresponding to the electrolytic cells according to the target working conditions of the electrolytic cells respectively; the target operation parameters comprise set water flow rate of the inlet tank, water pressure of the inlet tank, water temperature of the inlet tank and hydrogen outlet back pressure;
respectively detecting and controlling real-time operation parameters of each electrolytic tank through the common circulating waterway and the performance test branch circuit, so that each electrolytic tank reaches the target working condition;
and acquiring performance data to be tested of each electrolytic tank in the operation process.
In the above embodiment, the electrolytic tank test system includes a common circulation waterway and a plurality of performance test branches disposed in a manner corresponding to the plurality of electrolytic tanks, the common circulation waterway includes a circulation water container, a water supply pipeline for supplying water to the plurality of performance test branches, a circulation water temperature sensor for detecting a water temperature in the circulation water container, a heater for heating the circulation water container, and a conductivity meter disposed on a water supply pipeline for supplying water to the plurality of performance test branches by the circulation water container, the common circulation waterway is a common part of the plurality of performance test branches for respectively testing the plurality of electrolytic tanks, and the plurality of performance test branches can maintain independent test and control functions for the performance data to be tested of each corresponding electrolytic tank.
In the above embodiments, the method for testing an electrolytic cell and the embodiment of the electrolytic cell testing system belong to the same concept, so that the method has the same technical effects as the corresponding embodiment of the electrolytic cell testing system, and will not be described herein.
Drawings
FIG. 1 is a schematic block diagram of an electrolytic cell testing system in one embodiment;
FIG. 2 is a schematic diagram of an embodiment of an electrolytic cell testing system;
FIG. 3 is a flow chart of a method of testing an electrolytic cell in one embodiment.
Detailed Description
The technical scheme of the invention is further elaborated below by referring to the drawings in the specification and the specific embodiments.
For the purpose of making the objects, technical solutions and advantages of the present application more apparent, the present application will be described in further detail with reference to the accompanying drawings, and the described embodiments should not be construed as limiting the present application, and all other embodiments obtained by those skilled in the art without making any inventive effort are within the scope of the present application.
In the following description, reference is made to the expression "some embodiments" which describe a subset of all possible embodiments, it being noted that "some embodiments" may be the same subset or different subsets of all possible embodiments and may be combined with each other without conflict.
In the following description, the terms "first, second, and third" are used merely to distinguish between similar objects and do not represent a particular ordering of the objects, it being understood that the "first, second, and third" may be interchanged with a particular order or precedence, if allowed, to enable embodiments of the present application described herein to be implemented in other than those illustrated or described herein.
Referring to fig. 1, a schematic block diagram of an electrolytic tank testing system according to an embodiment of the present application is provided, wherein the electrolytic tank testing system includes a common circulation waterway 10 and a plurality of performance testing branches 20 connected to the common circulation waterway 10; the common circulating water path 10 comprises a circulating water container 11, a water supply pipeline arranged on the circulating water container 11 for supplying water to the plurality of performance test branches 20, a circulating water temperature sensor T7 for detecting the water temperature in the circulating water container 11, a heater H1 for heating the circulating water container 11 and a conductivity meter C1 arranged on the water supply pipeline; the performance test branches 20 are respectively in one-to-one correspondence with a plurality of to-be-tested electrolytic cells, and each performance test branch 20 comprises a detection and control pipeline for independently testing to-be-tested performance data of the corresponding electrolytic cell.
The temperature of the circulating water in the circulating water container 11 may be obtained by acquiring the real-time circulating water temperature acquired by the circulating water temperature sensor T7, and controlling the heater H1 to operate according to the real-time circulating water temperature, so as to obtain the required circulating water temperature. The conductivity of the circulating water in the circulating water container 11 can be similarly obtained by acquiring the real-time conductivity value of the circulating water in the circulating water container 11 collected by the conductivity meter C1, and controlling whether to replace the circulating water in the circulating water container 11 with pure water or adjusting the flow rate of the circulating water passing through the circulating water filter by an electromagnetic valve (not shown in the figure) according to the real-time conductivity value so as to obtain the required electrolytic water conductivity.
In the above embodiment, the circulating water container 11 provides water to a plurality of to-be-tested electrolytic tanks uniformly through the water supply pipeline, and the plurality of performance test branches 20 are respectively and correspondingly and independently arranged for the plurality of to-be-tested electrolytic tanks, so that the common circulating water path 10 is formed as a common part in the whole test platform of the plurality of electrolytic tanks, and the plurality of performance test branches 20 can keep independent test and control functions on to-be-tested performance data of each corresponding electrolytic tank, thus, the electrolytic tank test system can effectively reduce equipment arrangement space, save manufacturing cost, and can meet the requirement of synchronous and performance independent accurate test on the plurality of electrolytic tanks.
Referring to fig. 2 in combination, in some embodiments, the common circulation waterway 10 further includes a water supplementing pipeline and/or a water draining pipeline;
the water supplementing pipeline comprises a first pipeline which communicates the pure water inlet with the circulating water container 11 and a first electromagnetic valve SV1 arranged on the first pipeline;
the drain line includes a second pipe that communicates the circulating water container 11 with the drain port, and a second solenoid valve SV2 provided in the second pipe.
Wherein a first pipe is generally connected to the top end of the circulating water container 11, and the first pipe communicates the pure water inlet with the circulating water container 11 for replenishing pure water into the circulating water container 11 through the pure water inlet when necessary. The first solenoid valve SV1 is closed or opened, and the first pipe is controlled to be closed or opened accordingly, it is understood that when the first pipe is closed, the communication passage between the pure water inlet and the circulating water container 11 is in a closed state, pure water cannot be replenished at this time, and when the first pipe is opened, the communication passage between the pure water inlet and the circulating water container 11 is in a passage state, pure water can be replenished at this time, so that whether to replenish pure water into the circulating water container 11 can be controlled by controlling the closing or opening of the first solenoid valve SV 1.
The second pipeline is generally connected with the bottom end of the circulating water container 11, and the second pipeline is used for communicating the wastewater in the circulating water container 11 with a discharge port and discharging the wastewater in the circulating water container 11 when the conductivity of the circulating water is unqualified, so that pure water can be replenished. The second electromagnetic valve SV2 is closed or opened, and the second pipe is controlled to be closed or opened accordingly, it is understood that when the second pipe is closed, the communication channel between the circulating water container 11 and the discharge port is in a closed state, and the waste water cannot be discharged at this time, and when the second pipe is opened, the communication channel between the circulating water container 11 and the discharge port is in a passage state, and the waste water can be discharged outward at this time, so that whether the circulating water container 11 discharges the waste water outward can be controlled by controlling the closing or opening of the second electromagnetic valve SV2.
In the above embodiment, the common circulation waterway 10 includes the water supplementing pipeline and/or the water draining pipeline, the circulation water container 11 provides water to the plurality of performance test branches 20 uniformly through the water supplying pipeline, pure water supplementing and waste water draining in the circulation water container 11 can be regulated uniformly, and the arrangement of the common water supplementing pipeline and the water draining pipeline can simplify the overall structure of the electrolytic tank test system on the basis of maintaining independent test and control functions on the performance data to be tested of each corresponding electrolytic tank.
In some embodiments, the common circulation waterway 10 further includes an oxygen discharge line and a hydrogen confluence discharge line;
the oxygen discharge pipeline comprises an oxygen pipeline connected with an oxygen discharge port of the circulating water container 11;
the hydrogen confluence discharge line includes a pressure release container 12, a liquid return line connecting a liquid discharge port of the pressure release container 12 with the circulating water container 11, a hydrogen discharge line connected with a hydrogen discharge port of the pressure release container 12, and a liquid discharge control solenoid valve SV3 provided on the liquid return line.
Wherein an oxygen pipe is generally connected to the top end of the circulating water container 11, and the oxygen pipe is connected to an oxygen discharge port of the circulating water container 11 for discharging the oxygen separated from the circulating water container 11 to a designated container or region.
The two ends of the liquid return pipeline are respectively connected with the liquid discharge port of the pressure release container 12 and the top end of the circulating water container 11, and the liquid return pipeline is provided with a liquid discharge control electromagnetic valve SV3 for discharging the converged liquid in the pressure release container 12 into the circulating water container 11 when needed. The liquid discharge control solenoid valve SV3 is closed or opened, and the liquid return pipe is closed or opened, and it is understood that when the liquid return pipe is closed, the liquid discharge port of the pressure release container 12 and the circulating water container 11 are in a closed state, at this time, the pressure release container 12 cannot discharge liquid, and when the liquid return pipe is opened, the liquid discharge port of the pressure release container 12 and the circulating water container 11 are in a passage state, at this time, the liquid in the pressure release container 12 can be discharged and enter the circulating water container 11. A hydrogen gas discharge pipe is typically connected to a hydrogen gas discharge port at the upper end of the pressure relief vessel 12 for discharging the hydrogen gas in the pressure relief vessel 12 to a designated vessel or area. Wherein the pressure in the pressure release container 12 is the ambient atmospheric pressure or the approximate value thereof, the high-pressure liquid enters the pressure release container 12 from the gas-liquid separator in each path of detection and control pipeline, such as the gas-liquid separator A/gas-liquid separator B, through the return pipeline, the pressure is reduced to the atmospheric pressure, and the hydrogen dissolved in the liquid escapes. The pressure relief container 12 may be a confluence water seal in an alternative specific example, and the confluence water seal may use a certain level of hydrostatic pressure to resist the air pressure change in the liquid return pipeline, so as to play a role in preventing leakage. The discharge port of the hydrogen gas of the pressure release vessel 12 is typically located at the upper end (e.g., the top) of the vessel, and the hydrogen gas in the pressure release vessel 12 is discharged to a designated vessel or area through a hydrogen gas discharge pipe connected to the hydrogen gas discharge port of the pressure release vessel 12.
In the above embodiment, the common circulation waterway 10 includes the oxygen discharge pipeline and the hydrogen converging discharge pipeline, which provide unified oxygen discharge and converging outlet paths of hydrogen discharge for the plurality of performance test branches 20, and the arrangement of the common oxygen discharge pipeline and the hydrogen converging discharge pipeline can simplify the overall structure of the electrolytic tank test system on the basis of maintaining the independent test and control functions for the performance data to be tested of each corresponding electrolytic tank.
In some embodiments, the common circulation waterway 10 further includes a chilled water circulation line and/or a circulating water filtration line;
the chilled water circulation circuit comprises a chilled water inlet and a chilled water outlet connected to the plurality of performance test branches 20;
the circulating water filtering pipeline comprises a water inlet pipeline connected between the corresponding tank water inlet adjusting pipelines in the plurality of performance testing branches 20 and the filtering water inlet of the circulating water container 11, and a circulating water filter 13 arranged on the water inlet pipeline.
Among the chilled water circulation lines, the portion shared by the plurality of performance test branches 20 includes: a chilled water inlet and a chilled water outlet which are arranged at one end connected with the outside. One end of a water inlet pipeline of the circulating water filtering pipeline is connected with each tank inlet water adjusting pipeline in the plurality of performance testing branches 20, in the independent working process of the plurality of performance testing branches 20, part of circulating water flowing out of outlets of heat exchangers or circulating pumps in the tank inlet water adjusting pipelines can be filtered through a circulating water filter 13 in a common water inlet pipeline, so that the purpose of filtering circulating water of each electrolytic tank to be tested is achieved through the same circulating water filter 13, and in some embodiments, the circulating water filter can be a resin filter.
The optional connection of the circulating water filter 13 in the water inlet line to the respective inlet water conditioning lines of the plurality of performance test branches 20 is described in detail in the following examples.
In the above embodiment, the common circulation water path 10 includes a part of the common chilled water circulation pipeline and/or the circulating water filtering pipeline, so that the overall structure of the electrolytic tank test system can be simplified on the basis of maintaining the independent test and control functions for the performance data to be tested of each corresponding electrolytic tank.
In some embodiments, the detection and control circuit includes a sump water conditioning circuit;
the water inlet regulating pipeline comprises a water inlet pipeline for communicating the corresponding to-be-detected electrolytic tank inlet opening with the water supply pipeline of the circulating water container 11, a circulating pump and a heat exchanger which are arranged on the water inlet pipeline, the heat exchanger comprises a circulating water inlet and a circulating water outlet, the circulating water inlet is connected with the outlet of the circulating pump, the circulating water outlet is connected with the corresponding to-be-detected electrolytic tank inlet opening, and the inlet of the circulating pump is connected with the water supply pipeline; the heat exchanger also comprises a chilled water flow inlet and a chilled water flow outlet, which are respectively connected with the chilled water inlet and the chilled water outlet in the chilled water circulation pipeline.
Wherein one performance test branch 20 corresponds to one electrolytic cell to be tested. The composition structures of the different performance test branches 20 may be the same, or may also be different according to the different performance test requirements of the corresponding to-be-tested electrolytic cells, and in this embodiment, the composition structures of the performance test branches 20 corresponding to the different to-be-tested electrolytic cells are the same. Each performance test branch 20 may include a plurality of test and control lines, each of which may control and regulate a different test condition of the electrolyzer. For example, the water inlet of each electrolytic tank can be controlled and regulated by the water inlet regulating pipeline.
For better understanding of the detection and control pipeline, in this embodiment, taking an example that the to-be-detected electrolytic tank includes an electrolytic tank a and an electrolytic tank B, the detection and control pipelines of the electrolytic tank a and the electrolytic tank B all include a tank inlet water adjusting pipeline, which corresponds to the tank inlet water adjusting pipeline a and the tank inlet water adjusting pipeline B, a circulating pump a and a heat exchanger a are arranged on a tank inlet water pipeline of the tank inlet water adjusting pipeline a, and a circulating pump B and a heat exchanger B are arranged on a tank inlet water pipeline of the tank inlet water adjusting pipeline B. Specifically, the inlets of the circulating pump A and the circulating pump B are connected with a water supply pipeline of the circulating water container 11, the outlet of the circulating pump A is connected with the circulating water inlet of the heat exchanger A, the outlet of the circulating pump B is connected with the circulating water inlet of the heat exchanger B, the circulating water outlet of the heat exchanger A is connected with the inlet of the electrolytic tank A, and the circulating water outlet of the heat exchanger B is connected with the inlet of the electrolytic tank B.
In addition, the tank water inlet adjusting pipeline A also comprises a refrigerating inflow port of the heat exchanger A, which is connected with a refrigerating water inlet in the common circulating waterway 10 through an adjusting valve A, and a refrigerating water outflow port is connected with a refrigerating water outlet; the tank water inlet regulating pipeline B also comprises a refrigerating inflow port of the heat exchanger B, the refrigerating inflow port is connected with the refrigerating water inlet through a regulating valve B, and the refrigerating outflow port is connected with the refrigerating water outlet.
In the above embodiment, the detection and control pipelines corresponding to different to-be-detected electrolytic cells one by one comprise the water inlet regulating pipeline, so that the operation parameter control of the independent water inlet side of different to-be-detected electrolytic cells is conveniently satisfied in the simultaneous test process of a plurality of to-be-detected electrolytic cells.
In an alternative embodiment, a groove temperature sensor, a water groove pressure sensor and a groove water flowmeter are further arranged on the groove water inlet pipeline between the circulating water outlet of the heat exchanger and the corresponding groove inlet opening of the electrolytic cell to be tested.
The operation parameter control of the water inlet side of each to-be-detected electrolytic tank comprises tank inlet water temperature control, tank inlet water pressure regulation and tank inlet water flow control. Specifically, taking an example that the electrolytic tank to be tested comprises an electrolytic tank A and an electrolytic tank B, a tank inlet temperature sensor T1, a tank pressure sensor P1 and a tank inlet water flow meter F1 are arranged in a section of pipeline of which the circulating water outlet of the heat exchanger A is connected with the tank inlet opening of the electrolytic tank A in a tank inlet water pipeline of the tank inlet water adjusting pipeline A; in the water inlet pipeline of the water inlet regulating pipeline B, a water inlet temperature sensor T3, a water tank pressure sensor P3 and a water inlet water flow meter F2 are arranged in a section of pipeline of the circulating water outlet of the heat exchanger B connected with the water inlet opening of the electrolytic tank B.
In the embodiment, the electrolytic tank testing system supports independent detection and control of the temperature, pressure and flow of water entering each electrolytic tank in the process of simultaneously testing a plurality of electrolytic tanks.
Optionally, regarding the common access mode of the circulating water filter 13 in the water inlet pipeline, the method includes: the circulating water outlet of the heat exchanger is also used for being connected with a circulating water filter 13 in the water inlet pipeline; or, a pipe between the outlet of the circulation pump and the circulation water inlet of the heat exchanger is also used to connect with the circulation water filter 13 in the water intake pipe.
In one example, as shown in fig. 2, taking an example that the electrolytic tank to be tested comprises an electrolytic tank a and an electrolytic tank B, and entering the tank water adjusting pipeline a, the circulating water outlet of the heat exchanger a is connected with one end of the water inlet pipeline, which is far away from the filtering water inlet of the circulating water container 11; in the tank water inlet adjusting pipeline B, the circulating water outlet of the heat exchanger B is connected with one end of the water inlet pipeline, which is far away from the filtered water inlet of the circulating water container 11.
In another alternative example, in the in-tank water adjusting pipe a, a pipe between an outlet of the circulation pump a and a circulation water inlet of the heat exchanger a is connected to an end of the water inlet pipe away from a filtered water inlet of the circulation water container 11; in the tank water regulating pipeline B, a pipeline between the outlet of the circulating pump B and the circulating water inlet of the heat exchanger B is connected with one end of the water inlet pipeline, which is far away from the filtered water inlet of the circulating water container 11.
In the above embodiment, the access mode of the circulating water filter 13 shared by the tank water adjusting pipelines of the multipath performance test branches can simplify the overall structure of the electrolytic tank test system on the basis of ensuring the test condition requirements of each corresponding electrolytic tank and realizing the independent test and control functions of each corresponding electrolytic tank.
In some embodiments, the detection and control circuit includes a sump water adjustment circuit;
the water outlet regulating pipeline comprises a water outlet pipeline which communicates the water outlet of the corresponding electrolytic tank with the circulating water container 11; the water outlet pipeline is provided with an outlet water temperature sensor and an outlet water pressure sensor.
Each performance test branch 20 comprises a plurality of detection and control pipelines, and each detection and control pipeline can respectively and independently detect and control the operation parameters of the electrolytic tank so as to realize the independent test of the performance to be tested of each electrolytic tank, for example, the water outlet pressure, the water outlet temperature and the like of the water outlet side of each electrolytic tank can be detected by the water outlet regulating pipeline, so that the operation condition inside the electrolytic tank can be better monitored.
In order to better understand the detection and control pipeline, in this embodiment, the electrolytic tank to be detected includes an electrolytic tank a and an electrolytic tank B, where the detection and control pipelines of the electrolytic tank a and the electrolytic tank B include a water outlet adjusting pipeline, which are correspondingly the water outlet adjusting pipeline a and the water outlet adjusting pipeline B, a water outlet pipeline of the water outlet adjusting pipeline a connects a water outlet of the electrolytic tank a with the circulating water container 11, and a water outlet water temperature sensor T2 and a water outlet water pressure sensor P2 are disposed on a water outlet pipeline of the water outlet adjusting pipeline a; the water outlet pipeline of the water outlet regulating pipeline B connects the water outlet of the electrolytic tank B with the circulating water container 11, and a water outlet water temperature sensor T4 and a water outlet water pressure sensor P4 are arranged on the water outlet pipeline of the water outlet regulating pipeline B.
In the above embodiment, the detection and control pipelines corresponding to different to-be-detected electrolytic cells one by one include a water outlet regulating pipeline, so that parameter detection of the independent water outlet side of different to-be-detected electrolytic cells in the simultaneous testing process of a plurality of to-be-detected electrolytic cells is conveniently met, and specifically, parameter detection of the water outlet side of each to-be-detected electrolytic cell includes water outlet temperature detection and water outlet pressure detection. The independent detection and control of parameters of the water inlet side and the water outlet side of each to-be-detected electrolytic tank can meet the performance test requirements of temperature regulation, pressure regulation, water flow regulation, steady-state performance and the like of each to-be-detected electrolytic tank.
In some embodiments, the detection and control circuit includes a hydrogen-out side regulation circuit;
the hydrogen outlet side adjusting pipeline comprises a gas-liquid separator, a hydrogen outlet pipeline connected with the gas-liquid separator at the hydrogen outlet of the corresponding electrolytic tank, a water return pipeline connected with the gas-liquid separator and the pressure release container, and an electromagnetic valve arranged on the water return pipeline.
Each performance test branch 20 includes a plurality of detection and control lines, and each detection and control line can independently detect and control the operation parameters of the electrolytic cells, for example, the hydrogen outlet side adjusting line can independently detect and control the parameters of the hydrogen outlet side of each electrolytic cell.
In order to better understand the detection and control pipeline, in this embodiment, the to-be-detected electrolytic tank includes an electrolytic tank a and an electrolytic tank B, where the detection and control pipelines of the electrolytic tank a and the electrolytic tank B include a hydrogen outlet side adjusting pipeline a and a hydrogen outlet side adjusting pipeline B, respectively, the hydrogen outlet side adjusting pipeline a includes a hydrogen outlet pipeline connected with a hydrogen outlet of the electrolytic tank a and a pressure release container 12, and a gas-liquid separator a, a water return pipeline is disposed between the gas-liquid separator a and the pressure release container 12, and an electromagnetic valve is disposed on the water return pipeline; the hydrogen outlet side regulating pipeline B comprises a hydrogen outlet pipeline connected with a hydrogen outlet of the electrolytic tank B and a converging water seal 12, a gas-liquid separator B, a water return pipeline arranged between the gas-liquid separator B and the pressure release container 12, and an electromagnetic valve arranged on the water return pipeline.
In the above embodiment, the hydrogen outlet sides of the electrolytic cells to be tested are respectively corresponding, and the gas-liquid separators are connected with the pressure release container 12 shared in the common circulating waterway 10, so that the overall structure of the electrolytic cell testing system can be simplified on the basis of maintaining independent detection and control functions on the hydrogen outlet side parameters of each corresponding electrolytic cell.
In some embodiments, the hydrogen-side conditioning line further comprises one of:
the gas-liquid separator is provided with a gas-liquid pressure sensor, a gas-liquid temperature sensor and a gas-liquid level sensor;
a backwater flowmeter arranged on the backwater pipeline;
a gas path pipeline between the gas-liquid separator and the pressure release container 12, a back pressure valve and a flowmeter arranged on the gas path pipeline;
a pressure pipeline between the gas-liquid separator and the pressure release container 12 and a safety valve arranged on the pressure pipeline.
Wherein one performance test branch 20 corresponds to one electrolytic cell to be tested. The composition of the different performance test branches 20 may be the same, or may also be different according to the different performance test requirements of the corresponding to-be-tested electrolytic cells, for example, the hydrogen outlet side adjusting pipelines of the different to-be-tested electrolytic cells may also be set to include only one or more of the above cases, and in the embodiment of the present application, the composition of the hydrogen outlet side adjusting pipelines of the different to-be-tested electrolytic cells is the same.
In order to better understand the detection and control pipeline, in this embodiment, the to-be-detected electrolytic cell includes an electrolytic cell a and an electrolytic cell B, where the detection and control pipelines of the electrolytic cell a and the electrolytic cell B include a hydrogen outlet side adjusting pipeline, which is a hydrogen outlet side adjusting pipeline a and a hydrogen outlet side adjusting pipeline B, respectively. The hydrogen outlet side regulating pipeline A comprises: (1) The gas-liquid separator A is provided with a gas-liquid pressure sensor P5, a gas-liquid temperature sensor T5 and a gas-liquid level sensor L2; the gas-liquid temperature sensor T5 can detect the temperature of hydrogen generated at the hydrogen outlet of the electrolytic tank A, and the hydrogen temperature can be used as one of parameters for monitoring whether the working state of the electrolytic tank A is normal or not; (2) A backwater flowmeter F3 is arranged on a backwater pipeline between the gas-liquid separator A and the pressure release container 12; (3) A back pressure valve A and a flowmeter A are arranged on a gas path pipeline between the gas-liquid separator A and the pressure release container 12, so that the hydrogen outlet pressure of the electrolytic tank A can be regulated and controlled; (4) A safety valve A is arranged on a pressure pipeline between the gas-liquid separator A and the pressure release container 12. The hydrogen outlet side regulating pipeline B comprises: (1) The gas-liquid separator B is provided with a gas-liquid pressure sensor P6, a gas-liquid temperature sensor T6 and a gas-liquid level sensor L3; the gas-liquid temperature sensor T6 can detect the temperature of hydrogen generated at the hydrogen outlet of the electrolytic tank B, and the hydrogen temperature can be used as one of parameters for monitoring whether the working state of the electrolytic tank B is normal or not; (2) A backwater flowmeter F4 is arranged on a backwater pipeline between the gas-liquid separator B and the pressure release container 12; (3) A back pressure valve B and a flowmeter B are arranged on a gas path pipeline between the gas-liquid separator B and the pressure release container 12, so that the hydrogen outlet pressure of the electrolytic tank B can be regulated; (4) A safety valve B is arranged on a pressure pipeline between the gas-liquid separator B and the pressure release container 12.
In the above embodiment, the detection and control pipelines corresponding to different to-be-detected electrolytic cells one by one include a hydrogen outlet side adjusting pipeline, so that in the simultaneous testing process of a plurality of to-be-detected electrolytic cells, the detection and control of the parameters of the independent hydrogen outlet sides of different to-be-detected electrolytic cells are facilitated, specifically, the parameter control of the hydrogen outlet sides of each to-be-detected electrolytic cell includes the functions of hydrogen side backpressure control, hydrogen side water return flow measurement and hydrogen production flow measurement, and the performance testing requirements of steady state performance and the like of each to-be-detected electrolytic cell can be met.
Referring to fig. 3, in another aspect of the embodiment of the present application, an electrolytic cell testing method is further provided, which is applied to the electrolytic cell testing system of the embodiment of the present application, where a plurality of performance testing branches 20 are connected to a plurality of electrolytic cells to be tested in a one-to-one correspondence manner, and the electrolytic cell testing includes:
s11, setting target operation parameters corresponding to the electrolytic cells according to target working conditions of the electrolytic cells respectively; the target operation parameters comprise set water flow rate of the inlet tank, water pressure of the inlet tank, water temperature of the inlet tank and hydrogen outlet back pressure.
S12, respectively detecting and controlling real-time operation parameters of the electrolytic tanks through the common circulating waterway and the performance test branch circuit, so that the electrolytic tanks reach corresponding target working conditions.
S13, obtaining performance data to be tested of each electrolytic tank in the operation process.
Through the performance test branch circuit 20 which is arranged in one-to-one correspondence with the plurality of to-be-tested electrolytic cells, in the process of simultaneously testing the plurality of to-be-tested electrolytic cells, the electrolytic cell test system can independently set target operation parameters for each electrolytic cell so as to realize that the performance of each electrolytic cell can be independently tested. Each performance test branch circuit can independently detect real-time working parameters of each electrolytic tank, acquire to-be-detected performance data of the electrolytic tank in the running process, and achieve the purpose of independently testing target detection performance of each electrolytic tank. The water inlet side of each electrolytic tank is provided with a common circulating water container 11, the circulating water container 11 uniformly provides water to each path of performance detection branch, the circulating water temperature, pressure and conductivity in the circulating water container 11, pure water supplement, wastewater discharge, chilled water supplement, chilled water discharge, oxygen discharge, hydrogen discharge and the like in the circulating water container 11 are all formed to be shared by each path of performance detection branch, so that the arrangement space of test equipment is greatly reduced compared with the scheme that a test platform is arranged for a single electrolytic tank one by one on the basis of meeting the simultaneous and independent performance accurate test of a plurality of electrolytic tanks, and the cost is saved.
Referring to fig. 2 again, taking an example that an electrolytic cell to be tested includes an electrolytic cell a and an electrolytic cell B, an electrolytic cell test method in which the electrolytic cell test system provided by the embodiment of the application is applied to test a plurality of electrolytic cells is illustrated. It should be noted that, the execution of the electrolytic cell testing method is usually matched with the auxiliary execution of the test software, and the electrolytic cell testing system provided in the embodiment of the present application can be compatible with the known test software to complete the setting of the target operation parameters of each electrolytic cell, and complete the control and adjustment of the electrolytic cell testing process according to the real-time operation parameters of each electrolytic cell collected by each performance test branch 20, which is not described herein.
In the test scheme of the electrolytic tank A, a circulating water path of the electrolytic tank A consists of a circulating water container 11, a conductivity meter C1, a circulating water pump A, a heat exchanger A, a tank inlet water flowmeter F1, a tank inlet temperature sensor T1, a tank outlet temperature sensor T2, a tank inlet pressure sensor P1 and a tank outlet pressure sensor P2; the hydrogen side consists of a gas-liquid separator A, a hydrogen flowmeter A, a backwater flowmeter F3, a back pressure valve A, a temperature sensor T5, a pressure sensor P5 and a liquid level sensor L2; the method for testing the electrolytic cell A comprises the following steps: setting the water inlet temperature, water inlet flow or water inlet pressure of the electrolytic tank A, starting a circulating water pump A and a heater H1, detecting the water inlet flow and the water inlet temperature of the electrolytic tank A by a water inlet flow meter F1, a water inlet temperature sensor T1 and a water inlet pressure sensor P1, after judging that the water inlet meets the requirements, pulling and carrying the current of the electrolytic tank A, starting a hydrogen production test, setting the water inlet flow or the water inlet pressure of the electrolytic tank A (through rotating speed regulation of the circulating water pump A), setting the hydrogen outlet back pressure (through rotating speed regulation of the circulating water pump A), setting the water inlet temperature (through regulating the cooling water flow by a regulating valve A), and testing the backwater flow of the electrolytic tank A by a flow meter F3, wherein the electrolytic tank A can independently test the working performance under different constant-current modes or constant-pressure modes.
In the test scheme of the electrolytic tank B, a circulating water path of the electrolytic tank B consists of a circulating water container 11, a conductivity meter C1, a circulating water pump A, a heat exchanger B, a tank inlet water flowmeter F1, a tank inlet temperature sensor T1, a tank outlet temperature sensor T4, a tank inlet pressure sensor P3 and a tank outlet pressure sensor P4; the hydrogen side consists of a gas-liquid separator B, a hydrogen flowmeter B, a backwater flowmeter F4, a back pressure valve B, a temperature sensor T6, a pressure sensor P6 and a liquid level sensor L3; the method for testing the electrolytic cell B comprises the following steps: the method comprises the steps of setting the water inlet temperature of an electrolytic tank B, starting a circulating water pump B and a heater H1, setting the water inlet temperature of the electrolytic tank B, a water inlet flowmeter F2, a water inlet temperature sensor T3 and a water inlet pressure sensor P3, detecting the water inlet temperature, the water inlet flow or the water inlet pressure of the electrolytic tank B, after judging that the water inlet meets the requirements, pulling and loading the current of the electrolytic tank B, starting hydrogen production test, setting the water inlet flow or the water inlet pressure of the electrolytic tank B (through rotating speed regulation of the circulating water pump B), setting hydrogen outlet back pressure (through rotating speed regulation of the back pressure valve B), setting the water inlet temperature (through regulating the cooling water flow of the regulating valve B), testing the backwater flow of the electrolytic tank B by a flowmeter F4, and independently testing the working performance of the electrolytic tank B in different constant-current modes or constant-pressure modes.
In the cell testing system, the common part of the test schemes of cell a and cell B comprises: and (3) a circulating waterway: the circulating water heater comprises a circulating water container 11, a heater H1, a circulating water temperature sensor T7, a water tank liquid level sensor L1 and a conductivity meter C1; and a water supplementing pipeline: a first pipe, a first solenoid valve; drainage pipeline: a second pipe, a second solenoid valve; an oxygen discharge pipeline: an oxygen pipe; hydrogen confluence discharge pipeline: the converging water seal 12, a liquid return pipeline, a hydrogen gas discharge pipeline and an electromagnetic valve; chilled water circulation line: a chilled water inlet, a chilled water outlet; circulating water filtration pipeline: a water inlet pipeline and a circulating water filter 13.
In summary, the method for testing an electrolytic cell provided by the embodiment of the application has at least the following characteristics:
1. the system can be used for simultaneously testing a plurality of PEM electrolytic cells, and each electrolytic cell test has independent parameter detection functions such as water flow control of the entering cell, water temperature control of the entering cell, back pressure control of the hydrogen side, water return of the hydrogen side, hydrogen production rate and the like, so that performance test requirements such as temperature regulation, pressure regulation, water flow regulation, steady-state performance and the like of each electrolytic cell are met;
2. each electrolytic tank test can share the circulating water container 11, the circulating water filter 13, the pressure release container 12, a plurality of measuring instruments and meter valves, the heater H1 and other instruments and part of pipelines, and compared with a single electrolytic tank test platform, the arrangement space of equipment can be greatly reduced, and the manufacturing test platform cost can be saved.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The foregoing is merely a specific embodiment of the present application, but the protection scope of the present application is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present application, and the changes or substitutions should be covered in the protection scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. An electrolytic tank testing system is characterized by comprising a common circulating waterway and a plurality of performance testing branches connected with the common circulating waterway;
the common circulating waterway comprises a circulating water container, a water supply pipeline, a circulating water temperature sensor, a heater and a conductivity meter, wherein the water supply pipeline is arranged on the circulating water container and used for providing water for a plurality of performance test branches, the circulating water temperature sensor is used for detecting the water temperature in the circulating water container/the water supply pipeline, the heater is used for heating the circulating water, and the conductivity meter is arranged on the water supply pipeline;
the performance test branches are respectively in one-to-one correspondence with a plurality of to-be-tested electrolytic tanks, and each performance test branch comprises a detection and control pipeline for independently testing to-be-tested performance data of the corresponding electrolytic tank.
2. The electrolyzer testing system of claim 1, wherein the common circulation waterway further comprises a water make-up line and/or a water drain line;
the water supplementing pipeline comprises a first pipeline which communicates the pure water inlet with the circulating water container and a first electromagnetic valve arranged on the first pipeline;
the drainage pipeline comprises a second pipeline communicated with the circulating water discharge port of the circulating water container and a second electromagnetic valve arranged on the second pipeline.
3. The electrolyzer test system of claim 1 wherein the common circulation waterway further comprises an oxygen vent line and a hydrogen sink vent line;
the oxygen discharge pipeline comprises an oxygen pipeline connected with an oxygen discharge port of the circulating water container;
the hydrogen converging and discharging pipeline comprises a pressure releasing container, a liquid return pipeline connecting a liquid discharging port of the pressure releasing container with the circulating water container, a hydrogen discharging pipeline connected with the hydrogen discharging port of the pressure releasing container and a liquid discharging control electromagnetic valve arranged on the liquid return pipeline.
4. The electrolyzer test system of claim 3 wherein the sense and control circuit comprises a hydrogen-out side conditioning circuit;
the hydrogen outlet side adjusting pipeline comprises a gas-liquid separator, a hydrogen outlet pipeline which is connected with the gas-liquid separator corresponding to the hydrogen outlet of the electrolytic tank, a water return pipeline which is connected with the gas-liquid separator and the pressure release container, and an electromagnetic valve which is arranged on the water return pipeline.
5. The electrolyzer test system of claim 4 wherein the hydrogen side conditioning line further comprises one of:
the gas-liquid separator is provided with a gas-liquid pressure sensor, a gas-liquid temperature sensor and a gas-liquid level sensor;
a backwater flowmeter arranged on the backwater pipeline;
the device comprises a gas path pipeline between the gas-liquid separator and the pressure release container, a back pressure valve and a flowmeter, wherein the back pressure valve and the flowmeter are arranged on the gas path pipeline;
and a pressure pipeline between the gas-liquid separator and the pressure release container and a safety valve arranged on the pressure pipeline.
6. The electrolyzer test system of claim 1 wherein the common circulation water circuit further comprises a chilled water circulation line and/or a circulating water filtration line;
the chilled water circulation pipeline comprises a chilled water inlet and a chilled water outlet which are connected with a plurality of performance test branches;
the circulating water filtering pipeline comprises a water inlet pipeline connected between each groove water inlet regulating pipeline in the performance test branch and the filtering water inlet of the circulating water container and a circulating water filter arranged on the water inlet pipeline.
7. The electrolyzer test system of claim 6 wherein the detection and control circuit comprises an in-tank water conditioning circuit;
the water inlet regulating pipeline comprises a water inlet pipeline for communicating the corresponding to-be-detected electrolytic tank inlet opening with the water supply pipeline of the circulating water container, a circulating pump and a heat exchanger, wherein the circulating pump and the heat exchanger are arranged on the water inlet pipeline; the heat exchanger further comprises a chilled water flow inlet and a chilled water flow outlet, which are connected with the chilled water inlet and the chilled water outlet in the chilled water circulation line, respectively.
8. The electrolytic cell testing system according to claim 7, wherein a tank inlet temperature sensor, a tank pressure sensor and a tank inlet water flowmeter are arranged on the tank inlet water pipeline between the circulating water outlet of the heat exchanger and the corresponding tank inlet opening of the electrolytic cell to be tested; and/or the number of the groups of groups,
the circulating water outlet is also used for being connected with the circulating water filter in the water inlet pipeline; or, the pipeline between the outlet of the circulating pump and the circulating water inlet is also used for being connected with the circulating water filter in the water inlet pipeline.
9. The electrolyzer test system of claim 1 wherein the detection and control circuit comprises a water take-off conditioning circuit;
the water outlet regulating pipeline comprises a water outlet pipeline which communicates the water outlet of the corresponding electrolytic tank with the circulating water container; the water outlet pipeline is provided with an outlet water temperature sensor and an outlet water pressure sensor.
10. An electrolytic cell testing method applied to the electrolytic cell testing system according to any one of claims 1 to 9, a plurality of the performance testing branches being connected in one-to-one correspondence with a plurality of electrolytic cells to be tested, the method comprising:
setting target operation parameters corresponding to the electrolytic cells according to the target working conditions of the electrolytic cells respectively; the target operation parameters comprise set water flow rate of the inlet tank, water pressure of the inlet tank, water temperature of the inlet tank and hydrogen outlet back pressure;
respectively detecting and controlling real-time operation parameters of each electrolytic tank through the common circulating waterway and the performance test branch circuit, so that each electrolytic tank reaches a corresponding target working condition;
and acquiring performance data to be tested of each electrolytic tank in the operation process.
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Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100051473A1 (en) * | 2008-08-27 | 2010-03-04 | Honda Motor Co., Ltd. | Hydrogen generating system and operating method therefor |
| JP2013152858A (en) * | 2012-01-25 | 2013-08-08 | Honda Motor Co Ltd | Fuel cell system |
| CN105050353A (en) * | 2015-01-19 | 2015-11-11 | 中国科学院等离子体物理研究所 | Pure water cooling circulation system for test board |
| EP3045221A1 (en) * | 2015-01-19 | 2016-07-20 | Siemens Aktiengesellschaft | Checking the integrity of a membrane using at least one membrane of an electrolyzer |
| CN107628987A (en) * | 2017-09-20 | 2018-01-26 | 南京红太阳生物化学有限责任公司 | A kind of method of membrane reactor production 2,2` bipyridyls |
| CN109960298A (en) * | 2019-03-25 | 2019-07-02 | 武汉理工大学 | High/low temperature cycle performance test device suitable for plurality of devices |
| CN113007083A (en) * | 2021-02-24 | 2021-06-22 | 一汽解放汽车有限公司 | Hydrogen circulating pump test system |
| CN113481526A (en) * | 2021-08-05 | 2021-10-08 | 氢电(杭州)科技有限公司 | Intelligent test system and method for multi-channel electrolytic cell |
| CN113584526A (en) * | 2021-08-30 | 2021-11-02 | 中国科学院上海应用物理研究所 | Universal water electrolysis hydrogen production test system and test method capable of being used in multiple stacks |
| CN113862713A (en) * | 2021-09-30 | 2021-12-31 | 佛山仙湖实验室 | PEM pure water electrolysis hydrogen production test system |
| CN114739456A (en) * | 2022-04-13 | 2022-07-12 | 佛山仙湖实验室 | Multi-channel PEM pure water electrolysis hydrogen production testing device and using method thereof |
| CN114908365A (en) * | 2022-04-26 | 2022-08-16 | 上海卓微氢科技有限公司 | Control method of off-grid photovoltaic hydrogen production system |
| CN115172819A (en) * | 2022-08-22 | 2022-10-11 | 北京英博新能源有限公司 | Fuel cell gas-liquid separator test system and test method thereof |
| CN115411312A (en) * | 2022-10-31 | 2022-11-29 | 北京英博新能源有限公司 | Fuel cell hydrogen recirculation system, control method and fuel cell system |
| CN219079663U (en) * | 2023-02-13 | 2023-05-26 | 厚普清洁能源(集团)股份有限公司 | Multi-station PEM (PEM) water electrolysis hydrogen production test system |
| CN116497369A (en) * | 2023-04-19 | 2023-07-28 | 科威尔技术股份有限公司 | Electrolytic tank testing device and testing method thereof |
| CN116845293A (en) * | 2023-08-30 | 2023-10-03 | 北京英博新能源有限公司 | Hydrogen discharging valve control system for fuel cell |
| CN116930775A (en) * | 2022-03-31 | 2023-10-24 | 常州永安行氢能科技有限公司 | Air simulator, hydrogen simulator and pile characteristic testing device |
-
2024
- 2024-02-07 CN CN202410175256.XA patent/CN117723873B/en active Active
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100051473A1 (en) * | 2008-08-27 | 2010-03-04 | Honda Motor Co., Ltd. | Hydrogen generating system and operating method therefor |
| JP2013152858A (en) * | 2012-01-25 | 2013-08-08 | Honda Motor Co Ltd | Fuel cell system |
| CN105050353A (en) * | 2015-01-19 | 2015-11-11 | 中国科学院等离子体物理研究所 | Pure water cooling circulation system for test board |
| EP3045221A1 (en) * | 2015-01-19 | 2016-07-20 | Siemens Aktiengesellschaft | Checking the integrity of a membrane using at least one membrane of an electrolyzer |
| CN107628987A (en) * | 2017-09-20 | 2018-01-26 | 南京红太阳生物化学有限责任公司 | A kind of method of membrane reactor production 2,2` bipyridyls |
| CN109960298A (en) * | 2019-03-25 | 2019-07-02 | 武汉理工大学 | High/low temperature cycle performance test device suitable for plurality of devices |
| CN113007083A (en) * | 2021-02-24 | 2021-06-22 | 一汽解放汽车有限公司 | Hydrogen circulating pump test system |
| CN113481526A (en) * | 2021-08-05 | 2021-10-08 | 氢电(杭州)科技有限公司 | Intelligent test system and method for multi-channel electrolytic cell |
| CN113584526A (en) * | 2021-08-30 | 2021-11-02 | 中国科学院上海应用物理研究所 | Universal water electrolysis hydrogen production test system and test method capable of being used in multiple stacks |
| CN113862713A (en) * | 2021-09-30 | 2021-12-31 | 佛山仙湖实验室 | PEM pure water electrolysis hydrogen production test system |
| CN116930775A (en) * | 2022-03-31 | 2023-10-24 | 常州永安行氢能科技有限公司 | Air simulator, hydrogen simulator and pile characteristic testing device |
| CN114739456A (en) * | 2022-04-13 | 2022-07-12 | 佛山仙湖实验室 | Multi-channel PEM pure water electrolysis hydrogen production testing device and using method thereof |
| CN114908365A (en) * | 2022-04-26 | 2022-08-16 | 上海卓微氢科技有限公司 | Control method of off-grid photovoltaic hydrogen production system |
| CN115172819A (en) * | 2022-08-22 | 2022-10-11 | 北京英博新能源有限公司 | Fuel cell gas-liquid separator test system and test method thereof |
| CN115411312A (en) * | 2022-10-31 | 2022-11-29 | 北京英博新能源有限公司 | Fuel cell hydrogen recirculation system, control method and fuel cell system |
| CN219079663U (en) * | 2023-02-13 | 2023-05-26 | 厚普清洁能源(集团)股份有限公司 | Multi-station PEM (PEM) water electrolysis hydrogen production test system |
| CN116497369A (en) * | 2023-04-19 | 2023-07-28 | 科威尔技术股份有限公司 | Electrolytic tank testing device and testing method thereof |
| CN116845293A (en) * | 2023-08-30 | 2023-10-03 | 北京英博新能源有限公司 | Hydrogen discharging valve control system for fuel cell |
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