CN102095446B - Flat plate type solid oxide electrolytic cell pile test system - Google Patents
Flat plate type solid oxide electrolytic cell pile test system Download PDFInfo
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- CN102095446B CN102095446B CN 201010552932 CN201010552932A CN102095446B CN 102095446 B CN102095446 B CN 102095446B CN 201010552932 CN201010552932 CN 201010552932 CN 201010552932 A CN201010552932 A CN 201010552932A CN 102095446 B CN102095446 B CN 102095446B
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Abstract
The invention discloses a flat plate type solid oxide electrolytic cell pile test system, comprising a gas circuit portion, an electric pile pressurization test portion, an electrochemical test portion and a control and test portion, wherein the gas circuit portion comprises an anode gas circuit, a cathode gas circuit and a vapor circuit, and the electric pile pressurization test portion comprises a mechanical pressurization device, a pressure test device, a high temperature furnace and a bracket; the flat plate type solid oxide electrolytic cell pile test system to which the invention relates can be used for testing performances of flat plate type solid oxide electrolytic cell piles with different constitution structures, can realize the real-time observation and adjustment of the mechanical pressure applied to the electrolytic cell pile in the entire test process, and has the advantages of simplicity and convenience for operation, accurate measurement stability and the like.
Description
Technical field
The present invention is a kind of flat solid oxide electrolytic cell heap test macro, belongs to high-temperature vapor electrolytic hydrogen production field.
Background technology
The high-temperature solid oxide electrolytic cell is a kind of efficient, oligosaprobic energy conversion device, and the hot research problem that to utilize its electrolysis of water steam hydrogen manufacturing be present energy field has vast potential for future development.The development of high-temperature solid oxide electrolytic cell heap is the key of its practicability, and the exploitation of pile dependence test device has important impetus for the high temperature steam electrolytic hydrogen manufacturing Study on Technology.
In soild oxide pile test process, pile excellent sealing at high temperature is the assurance of its successful operation.The sealing means of flat solid oxide electrolytic cell pile mainly can be divided into hard sealing and soft seal at present, and two kinds of sealing means all need apply certain pressure to pile, to guarantee its sealing effectiveness.The general method that adopts the top cheek weight of test pressurization of general electrolytic tank of solid oxide heap, the degree of accuracy of this method is relatively poor, and the inconvenient pressure that in test process, pile is born writes down and regulates.
Publication number is that the patent of CN 101216495A discloses a kind of high-temperature electrolysis Online Transaction Processing that is applied to high-temperature water vapour electrolytic hydrogen production process.This test macro has carried out detailed description to gas circuit and control system, but relates to pile part of detecting and not mentioned; And there are bigger difference in the test of pile and single electrolytic cell test, and the pressurization of pile is most important for the sealing of flat pile.In addition, this test macro has only been considered hydrogen and water vapor gas handling system, does not then consider for the oxygen electrode gas circuit.
Summary of the invention
The present invention proposes a kind of flat solid oxide electrolytic cell heap test macro, can be used for stable, the accurately test of flat high-temperature solid oxide single electrolytic cell heap, have great importance for the development of high-temperature solid oxide electrolytic cell.
Technical scheme of the present invention is following:
A kind of flat solid oxide electrolytic cell heap test macro comprises air path part, pile applied voltage test part, electro-chemical test part and control and part of detecting; Described air path part comprises that anode gas circuit, negative electrode gas circuit, water vapor gas circuit, anode air inlet mix gas primary heater and water vapor evaporation mixer, and it is characterized in that: described pile applied voltage test partly comprises mechanical pressue device, PMU, high temperature furnace and support; This machinery pressue device comprises pressurization screw rod, fixed sleeving, pressing spring, pressurization knob, connects cutting ferrule, pressure transmission ceramic pipe and pressure head; Fixed sleeving places the centre position of support upper limb, and the pressurization screw rod passes from the centre; Pressing spring is arranged on the pressurization screw rod, and described pressurization knob is arranged on the lower end of pressurization screw rod; Described mechanical pressure device comprises the pile testing base, supports ceramic pipe, sheath, support cutting ferrule, pressure transducer and sensor secured adjusted base; Pressure transducer is fixed on the sensor secured adjusted base; Support ceramic pipe and contact with pressure transducer through supporting cutting ferrule, testing base is arranged on the top of supporting ceramic pipe; Be provided with temperature sensor in the described high temperature furnace, described pressure transducer is connected with control and part of detecting through signal wire with temperature sensor.
In the technique scheme, described anode gas circuit comprises air gas circuit, oxygen gas circuit and nitrogen gas circuit; Described negative electrode gas circuit comprises hydrogen gas circuit, nitrogen gas circuit, carbon dioxide gas circuit and carbon monoxide gas circuit; On described each bar gas circuit, all be provided with reduction valve, mass flow controller and retaining valve successively.The preheat temperature that described anode air inlet mixes gas primary heater and water vapor evaporation mixer is 600-800 ℃.Described pile testing base adopts alumina ceramic plate.
The present invention has the following advantages and the high-lighting effect: 1. to the test of flat high-temperature solid oxide electrolytic cell heap, can be used for the research of high-temperature electrolysis process for making hydrogen, process optimization and pile material and design improvement; The situation of change that the whole process of the demonstration pile test that 2. pressurization of the machinery of design and PMU can be real-time is born pressure, and as required the pile pressure-bearing is regulated, thereby the good impermeability of assurance test process pile makes test accurately stable more; 3. test macro both can be used to test electrolytic tank of solid oxide, can be used to test SOFC again; Adopt different air inlets and sensor can do common-battery and separate experiment test.
Description of drawings:
Fig. 1 is a kind of flat solid oxide electrolytic cell heap of the present invention test macro.
Fig. 2 is a pile applied voltage test device synoptic diagram.
Among the figure: the 1-reduction valve; The 2-mass flow controller; The 3-retaining valve; The 4-volume pump; The air inlet of 5-anode mixes the gas primary heater; 6-water vapor evaporation mixer; 9-anode exhaust gas refrigeratory; 10-cathode exhaust gas refrigeratory; The 11-screw rod that pressurizes; The 12-fixed sleeving; The 13-pressing spring; The 14-knob that pressurizes; 15-connects cutting ferrule; 16-pressure transmission ceramic pipe; The 17-pressure head; The 18-support; 19-pile testing base; 20-supports ceramic pipe; The 21-sheath; 22-supports cutting ferrule; The 23-pressure transducer; 24-sensor secured adjusted base.
Embodiment
Below in conjunction with accompanying drawing and instantiation, principle of work of the present invention, embodiment and the course of work are described further:
Fig. 1 is the synoptic diagram of a kind of flat solid oxide electrolytic cell heap of the present invention test macro.This test macro mainly comprises air path part, pile applied voltage test part, electro-chemical test part, control and part of detecting.Air path part comprises anode gas circuit, negative electrode gas circuit and water vapor gas circuit, all is provided with reduction valve 1, mass flow controller 2 and retaining valve 3 on each bar gas circuit successively; The anode gas circuit mainly comprises air reducing valve 1, oxygen reduction valve 1, nitrogen reduction valve 1 and corresponding mass flow controller 2 and retaining valve 3; The negative electrode gas circuit comprises hydrogen reduction valve 1, nitrogen reduction valve 1, carbon dioxide reduction valve 1, carbon monoxide reduction valve 1 and corresponding mass flow controller 2 and retaining valve 3; Gas handling system also comprises volume pump 4, and the anode air inlet mixes gas primary heater 5 and water vapor evaporation mixer 6, anode exhaust gas refrigeratory 9 and cathode exhaust gas refrigeratory 10.The flow of air-channel system, temperature, humidity and pressure are connected with the test control section through corresponding sensor.The pile applied voltage test partly comprises mechanical pressue device, PMU, high temperature furnace 7 and support 18; This machinery pressue device comprises pressurization screw rod 11, fixed sleeving 12, and pressing spring 13, pressurization knob 14 connects cutting ferrule 15, pressure transmission ceramic pipe 16 and pressure head 17; Fixed sleeving 12 places the centre position of support upper limb, and pressurization screw rod 11 passes from the centre, and pressing spring 13 is arranged on the pressurization screw rod 11; The lower end is provided with a pressurization knob 14, and mechanical pressure device comprises pile testing base 19, supports ceramic pipe 20; Sheath 21 supports cutting ferrule 22, pressure transducer 23; Sensor hold-down support 24; Pressure transducer 23 is fixed on the sensor hold-down support 24, supports ceramic pipe 20 and contacts with pressure transducer 23 through supporting cutting ferrule 22, and testing base 19 is arranged on the top of supporting ceramic pipe 20; Be provided with temperature sensor in the high temperature furnace 7, pressure transducer 23 is connected with control and part of detecting through signal wire with temperature sensor.
The main operating process of this test macro is: check at first whether gas cylinder, gas circuit, circuit and each several part equipment is normal, and whether the test macro surrounding environment meets the experiment safety requirement.Open high temperature furnace 7, confirm whether electric furnace pressue device and pile testing base 19 positions are suitable, cut-in pressure sensor 23 power supplys, preheating debugging pressure transducer 23; The pile to be measured 8 that assembles is placed on the pile testing base 19 in the high temperature furnace 7; Connect gas circuit and electrical connecting wire, careful rotation pressurization knob 14 is fixed on correct position with pile 8, makes the center of gravity of pressurization screw rod 10, pile 8, pressure transducer 23 be in straight line; The high temperature furnace 7 that carefully closes fixes gas circuit and electrical connecting wire, says that with refractory fiber cotton the fire door slit is populated; Pressure transducer 23 zeroings prepare to begin test.
Open outside gas circuit gas cylinder, regulate reduction valve 1 to suitable pressure limit, the gas composition of anode-side is accurately controlled through mass flow controller 2, and the cathode gas composition is accurately controlled through mass flow controller 2.The gas of general anode is air when carrying out the hydrogen manufacturing test, promptly opens reduction valve 1, mass flow controller 2; The gas of cathode side is hydrogen and nitrogen, promptly opens reduction valve 1, mass flow controller 2; The effect of retaining valve 3 is to prevent that mixed gas from driving in the wrong direction.According to the flow of test needs adjusting volume pump 4, aqueous water gets into water vapor evaporation mixer 6 to be mixed with hydrogen and nitrogen, and gas temperature is heated to 600-800 ℃ as required; The air inlet of anode gets into the anode air inlet and mixes gas primary heater 5, and preheat temperature is 600-800 ℃.The reaction product of anode and cathode side is cooled to room temperature through anode exhaust gas refrigeratory 9 and cathode exhaust gas refrigeratory 10.All parameter testings assign to carry out through test and control part with control.
Claims (4)
1. a flat solid oxide electrolytic cell heap test macro comprises air path part, pile applied voltage test part, electro-chemical test part and control and part of detecting; Described air path part comprises that anode gas circuit, negative electrode gas circuit, water vapor gas circuit, anode air inlet mix gas primary heater (5) and water vapor evaporation mixer (6), and it is characterized in that: described pile applied voltage test partly comprises mechanical pressue device, PMU, high temperature furnace (7) and support (18); This machinery pressue device comprises pressurization screw rod (11), fixed sleeving (12), pressing spring (13), pressurization knob (14), connects cutting ferrule (15), pressure transmission ceramic pipe (16) and pressure head (17); Fixed sleeving (12) places the centre position of support upper limb, and pressurization screw rod (11) passes from the centre; Pressing spring (13) is arranged on the pressurization screw rod (11), and described pressurization knob (14) is arranged on the lower end of pressurization screw rod; Described mechanical pressue device comprises pile testing base (19), support ceramic pipe (20), sheath (21), supports cutting ferrule (22), pressure transducer (23) and sensor secured adjusted base (24); Pressure transducer (23) is fixed on the sensor secured adjusted base (24); Support ceramic pipe (20) and contact with pressure transducer (23) through supporting cutting ferrule (22), pile testing base (19) is arranged on the top of supporting ceramic pipe (20); Described high temperature furnace is provided with temperature sensor in (7), and described pressure transducer (23) is connected with control and part of detecting through signal wire with temperature sensor.
2. according to the described a kind of flat solid oxide electrolytic cell heap test macro of claim 1, it is characterized in that: described anode gas circuit comprises air gas circuit, oxygen gas circuit and nitrogen gas circuit; Described negative electrode gas circuit comprises hydrogen gas circuit, nitrogen gas circuit, carbon dioxide gas circuit and carbon monoxide gas circuit; On each bar gas circuit of anode gas circuit and negative electrode gas circuit, all be provided with reduction valve (1), mass flow controller (2) and retaining valve (3) successively.
3. according to the described a kind of flat solid oxide electrolytic cell heap test macro of claim 1, it is characterized in that: the preheat temperature that the anode air inlet mixes gas primary heater (5) and water vapor evaporation mixer (6) is 600-800 ℃.
4. according to the described a kind of flat solid oxide electrolytic cell heap test macro of claim 1, it is characterized in that: pile testing base (19) adopts alumina ceramic plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN 201010552932 CN102095446B (en) | 2010-11-19 | 2010-11-19 | Flat plate type solid oxide electrolytic cell pile test system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010552932 CN102095446B (en) | 2010-11-19 | 2010-11-19 | Flat plate type solid oxide electrolytic cell pile test system |
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| CN102095446A CN102095446A (en) | 2011-06-15 |
| CN102095446B true CN102095446B (en) | 2012-12-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105161146A (en) * | 2015-08-11 | 2015-12-16 | 清华大学 | Bottom entering gas testing device for planar SOEC (solid oxide electrolyzer cell) stack |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102967733B (en) * | 2012-10-19 | 2014-08-27 | 华中科技大学 | Solid oxide fuel cell (SOFC) button type cell testing clamp and assembling method thereof |
| CN106195635A (en) * | 2015-05-05 | 2016-12-07 | 中国科学院上海应用物理研究所 | Gas control equipment |
| CN105449250B (en) * | 2015-12-17 | 2018-03-06 | 中国科学院上海硅酸盐研究所 | A kind of multikilowatt reversible solid oxide fuel cell electrolytic cell test system |
| CN108051487B (en) * | 2017-12-05 | 2019-11-15 | 广西大学 | A kind of stage apparatus of multifunctional solid oxide electrology characteristic test |
| CN112736256A (en) * | 2019-10-29 | 2021-04-30 | 中国科学院宁波材料技术与工程研究所 | Cathode assembling method and assembling tool for solid oxide fuel cell with symmetric double-cathode structure |
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| CN1049034A (en) * | 1989-07-27 | 1991-02-06 | 德罗莱皮尔米斯公司 | Squeezer apparatus and method |
| CN101135599A (en) * | 2007-10-09 | 2008-03-05 | 汉能科技有限公司 | Fuel battery membrane electrode leak detector |
| CN101216495A (en) * | 2007-12-29 | 2008-07-09 | 清华大学 | High-temperature water vapour on-line test system for electrolytic hydrogen production and its test method |
| CN101373208A (en) * | 2007-08-24 | 2009-02-25 | 同济大学 | Fuel cell tester |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11248588A (en) * | 1998-03-02 | 1999-09-17 | Fudow Co Ltd | Leak inspection apparatus for air in electrolytic capacitor sealing-lid molded body |
| US6797425B2 (en) * | 2002-12-24 | 2004-09-28 | Fuelcell Energy, Inc. | Fuel cell stack compressive loading system |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1049034A (en) * | 1989-07-27 | 1991-02-06 | 德罗莱皮尔米斯公司 | Squeezer apparatus and method |
| CN101373208A (en) * | 2007-08-24 | 2009-02-25 | 同济大学 | Fuel cell tester |
| CN101135599A (en) * | 2007-10-09 | 2008-03-05 | 汉能科技有限公司 | Fuel battery membrane electrode leak detector |
| CN101216495A (en) * | 2007-12-29 | 2008-07-09 | 清华大学 | High-temperature water vapour on-line test system for electrolytic hydrogen production and its test method |
Non-Patent Citations (1)
| Title |
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| JP特开平11-248588A 1999.09.17 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105161146A (en) * | 2015-08-11 | 2015-12-16 | 清华大学 | Bottom entering gas testing device for planar SOEC (solid oxide electrolyzer cell) stack |
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| CN102095446A (en) | 2011-06-15 |
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