CN105161146B - Bottom entering gas testing device for planar SOEC (solid oxide electrolyzer cell) stack - Google Patents
Bottom entering gas testing device for planar SOEC (solid oxide electrolyzer cell) stack Download PDFInfo
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- CN105161146B CN105161146B CN201510490320.4A CN201510490320A CN105161146B CN 105161146 B CN105161146 B CN 105161146B CN 201510490320 A CN201510490320 A CN 201510490320A CN 105161146 B CN105161146 B CN 105161146B
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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
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The invention belongs to the technical field of high-temperature steam electrolysis for hydrogen production and relates to a bottom entering gas testing device for a planar SOEC (solid oxide electrolyzer cell) stack. The testing device comprises a support base plate, a ceramic support pipe, a buffer gasket, a testing base and four stainless steel gas path pipes, wherein 4 gas flow distribution hole channels are formed in a cuboid of the testing base and communicate four base bottom gas holes with four base top gas holes pairwise. The testing device is used as a testing platform for a high-temperature SOEC stack and has the characteristics of stable testing, practicality, convenience, easiness in assembly, simplicity in operation and the like; the testing device adopts a design mode for combining the ceramic material and the high-temperature-resistant stainless steel material and has the performance of temperature resistance, heat insulation and electric insulation; the gas flow distribution hole channels formed in the testing base adopt inside roundabout design, heat in a high-temperature furnace is used directly for preheating entering gas, and the problems of gas pipe cracking and gas leakage of pipe joints at a high temperature are solved. The testing device is applicable to stable operation and performance testing of the SOEC stack.
Description
Technical field
The invention belongs to high temperature electrolysis of steam hydrogen producing technology field, more particularly to a kind of flat solid oxide electrolysis
Pond heap bottom inflow test device.
Background technology
High-temperature solid oxide electrolytic cell is a kind of efficient, energy conversion device of low stain, using its electrolysis of water steam
Hydrogen manufacturing is the hot subject of current energy field, with vast potential for future development.On the one hand high-temperature nuclear reactor can be expanded in hair
Application outside electricity, drives high-temperature electrolysis to realize the extensive storage for preparing traffic liquid fuel and hydrogen in particular with nuclear heat
It is standby, reduce CO2Discharge；On the other hand, the hydrogen of storage is used to generate electricity with high-temperature fuel cell mode operation, can increase high temperature nuclear reactor hair
Electricity output ability, is flexibly met peak value electrical power demand.The development of high-temperature solid oxide electrolytic cell heap technology is that its is practical
Key.The operating condition of high-temperature solid oxide electrolytic cell is high temperature, high humidity environment, and operation and operation tool acquire a certain degree of difficulty,
The exploitation of pile dependence test device has important impetus for the research of high temperature steam electrolytic hydrogen manufacturing technology.
In soild oxide pile test process, pile excellent sealing at high temperature is the guarantee of its successful operation.
Therefore first have to ensure that the temperature operation of pile is not influenceed by external operation；Next, the air inlet of pile test, wiring need to protect
Card is adiabatic, insulation, easy to operate；Additionally, gas temperature is very high in heap when pile is tested, reacting gas is general before pile is entered
Preheating is needed, the general temperature of preheating outside high temperature furnace is relatively low, and the coiled preheating in stove then there may be tracheae weld cracking
Or the leakage problem under pipe fitting joint high temperature.
Notification number discloses a kind of flat plate type solid oxide electrolytic cell pile test system for the patent of CN102095446B,
The test system includes air path part, pile applied voltage test part, electro-chemical test part, control and part of detecting, gas circuit portion
Dividing includes anode gas circuit, negative electrode gas circuit and vapor gas circuit, and pile applied voltage test part includes that mechanical pressurization device, pressure measurement are filled
Put, high temperature furnace and support.But the patent is not directed to the design and layout of pile bottom inflow system, and the design of the part
Electro-chemical test to electrolytic cell heap is most important.
Based on above-mentioned mentality of designing and prior art be not not directed to pile bottom inflow system design and layout, it is necessary to
Propose a kind of bottom inflow test device that can realize simple pile, the operation of stabilization and performance test.
The content of the invention
The purpose of the present invention is to solve the problems, such as described in background technology, there is provided a kind of flat solid oxide electrolysis
Pond heap bottom inflow test device, test device is by supporting substrate 1, ceramic support pipe 2, buffer gasket 3, testing base 4 and 4
Root stainless steel gas circuit pipe 9 is constituted；
The profile of the testing base 4 is that top is that cross section is foursquare cuboid, and bottom is torus, annulus
The axis of body and the longitudinal centre line of cuboid overlap, and have an annular step on torus lower end inner wall；
On the square top surface of testing base 4,4 base top stomatas 8 be respectively symmetrically be placed in two of square top surface it is right
On linea angulata, 4 base top stomatas 8 are all not through-hole, two adjacent centre-to-centre spacing of base top stomata 8 and tested electricity
The adjacent venthole or air admission hole centre-to-centre spacing of heap 10 are identical, the coaxial affixed circle of upper outlet of each base top stomata 8
11,4 stomata boss 11 of stomata boss of ring body are used to be tested positioning and the fixation of pile 10, make 4 base top stomatas 8
Connected with the air admission hole or venthole of tested pile 10 respectively, 4 base top stomatas 8 press up time on foursquare top surface
Pin is distinguished, respectively base top stomata I 801, base top stomata II 802, base top stomata III 803 and base top gas
Hole IV 804；
In the square bottom surface of testing base 4, in torus, 4 base bottom stomatas 6 are spacedly distributed at square bottom
On one center line in face, 4 base bottom stomatas 6 are all not through-hole, and 4 base bottom stomatas 6 are distinguished from left to right, respectively
It is base bottom stomata I 601, base bottom stomata II 602, base bottom stomata IV 604 and base bottom stomata III 603,
Annulus is external, and 4 wire through-holes 5 are respectively symmetrically and are placed on two center lines of mutually perpendicular square bottom surface, 4 wire through-holes
5 is all through-hole；
There are 4 air flow method ducts 7, respectively air flow method duct I 701, air-flow inside the cuboid of testing base 4
Distribution duct II 702, air flow method duct III 703 and IV 704,4, air flow method duct air flow method duct 7 are respectively by 4
Base bottom stomata 6 is connected two-by-two with 4 base top stomatas 8, wherein, the connection of air flow method duct I 701 base bottom stomata
I 601 and base top stomata I 801, the connection of air flow method duct II 702 and base top stomata II 802, air flow method duct
III 703 connection base bottom stomatas III 603 and base top stomata III 803, the connection of air flow method duct IV 704 base bottom gas
Hole IV 604 and base top stomata IV 804；
Supporting substrate 1 has a center hole, and the center hole that ceramic support pipe 2 surrounds supporting substrate 1 is fixed in vertically
On supporting substrate 1, in the annular step on the torus lower end inner wall of testing base 4, testing base 4 is fixed in ceramic branch
The upper end of stay tube 2, sets between the annular step on the upper surface of ceramic support pipe 2 and the torus lower end inner wall of testing base 4
There are 3,4 stainless steel gas circuit pipes 9 of buffer gasket to be vertically arranged and be fixed in the square bottom surface of testing base 4,4 stainless steels
The upper end of gas circuit pipe 9 respectively with base bottom stomata I 601, base bottom stomata II 602, base bottom stomata III 603 and base
Bottom stomata IV 604 is connected, and 4 stainless steel gas circuit pipes 9 are used to be connected with outside gas circuit；
The material of the ceramic support pipe 2 is aluminium oxide ceramics；
The material of the testing base 4 is resistant to elevated temperatures Inconel600 stainless steels or crofer22 stainless steels；
The material of the buffer gasket 3 is alumina fibre.
Beneficial effects of the present invention are：The present apparatus is used as the test platform of high-temperature solid oxide electrolytic cell pile, has
Stable testing, it is practical and convenient, it is easy to assemble, the features such as simple to operate；The present apparatus uses ceramic material and high temperature resistant stainless steel material
The design for combining is expected, with heatproof, adiabatic and electric insulation performance；Air flow method duct inside testing base is in
The roundabout design in portion, can play the effective pre- heat effect of air inlet, and this preheating method directly uses high temperature furnace heat, and avoids
The leakage problem that tracheae weld cracking or pipe fitting joint are likely to occur at high temperature.
Brief description of the drawings
Fig. 1 is a kind of structural representation of flat plate type solid oxide electrolytic cell pile bottom inflow test device；
Fig. 2 is the top view of testing base；
Fig. 3 is the upward view of testing base；
Fig. 4 is testing base internal gas flow distribution duct and base bottom stomata and base top stomata connection diagram；
Fig. 5 is the pile testing example schematic diagram for employing test device of the present invention.
In figure, 1-- supporting substrates, 2-- ceramic support pipes, 3-- buffer gaskets, 4-- testing bases, 5-- wire through-holes,
6-- base bottom stomatas, 601-- base bottoms stomata I, 602-- base bottoms stomata II, 603-- base bottoms stomata III,
604-- base bottoms stomata IV, 7-- air flow methods duct, 701-- air flow methods duct I, 702-- air flow methods duct II,
703-- air flow methods duct III, 704-- air flow methods duct IV, 8-- base top stomatas, 801-- base tops stomata I,
802-- base tops stomata II, 803-- base tops stomata III, 804-- base tops stomata IV, 9-- stainless steel gas circuit pipes,
10-- is tested pile, 11-- stomata boss, 12-- conduits, 13-- test leads, 14-- high temperature tests area.
Specific embodiment
The invention provides a kind of flat plate type solid oxide electrolytic cell pile bottom inflow test device, for solid oxidation
The operation and performance test of thing electrolytic cell pile, with reference to the invention will be further described with accompanying drawing embodiment.
Fig. 1 is a kind of structural representation of flat plate type solid oxide electrolytic cell pile bottom inflow test device, test dress
Put and be made up of supporting substrate 1, ceramic support pipe 2, buffer gasket 3, testing base 4 and 4 stainless steel gas circuit pipes 9.Test bottom
It is foursquare cuboid that the profile of seat 4 is that top is cross section, and bottom is torus, the axis of torus and cuboid
Longitudinal centre line overlaps, and has an annular step on torus lower end inner wall.
The top view of testing base as shown in Figure 2, on the square top surface of testing base 4,48 points of base top stomatas
It is not symmetrically placed on two diagonal of square top surface, 4 base top stomatas 8 are all not through-hole, two adjacent bottoms
The seat centre-to-centre spacing of top plenum 8 is identical with the adjacent venthole of tested pile 10 or air admission hole centre-to-centre spacing, each base top
11,4 stomata boss 11 of stomata boss of all coaxial affixed torus of the upper outlet of stomata 8 are used to be tested pile 10
Position and fixed, 4 base top stomatas 8 is connected with the air admission hole or venthole of tested pile 10 respectively, in square
Top surface on 4 base top stomatas 8 by differentiation, respectively base top stomata I 801, base top stomata II clockwise
802nd, base top stomata III 803 and base top stomata IV 804.
The upward view of testing base as shown in Figure 3, in the square bottom surface of testing base 4, in torus, 4 bases
Bottom stomata 6 is spacedly distributed on a center line of square bottom surface, and 4 base bottom stomatas 6 are all not through-hole, 4
Base bottom stomata 6 is distinguished from left to right, respectively base bottom stomata I 601, base bottom stomata II 602, base bottom gas
Hole IV 604 and base bottom stomata III 603, it is external in annulus, 4 wire through-holes 5 be respectively symmetrically be placed in two it is mutually perpendicular
On the center line of square bottom surface, 4 wire through-holes 5 are all through-hole.
Testing base internal gas flow distribution duct as shown in Figure 4 is connected and shows with base bottom stomata and base top stomata
It is intended to, there is 4 air flow method ducts 7, respectively air flow method duct I 701, air-flow point inside the cuboid of testing base 4
Cloth duct II 702, air flow method duct III 703 and IV 704,4, air flow method duct air flow method duct 7 are respectively by 4 bottoms
Seat bottom stomata 6 is connected two-by-two with 4 base top stomatas 8, wherein, air flow method duct I 701 connects base bottom stomata I
601 and base top stomata I 801, the connection of air flow method duct II 702 and base top stomata II 802, air flow method duct III
703 connection base bottom stomatas III 603 and base top stomata III 803, the connection of air flow method duct IV 704 base bottom stomata
IV 604 and base top stomata IV 804.
Supporting substrate 1 has a center hole, and the center hole that ceramic support pipe 2 surrounds supporting substrate 1 is fixed in vertically
On supporting substrate 1, in the annular step on the torus lower end inner wall of testing base 4, testing base 4 is fixed in ceramic branch
The upper end of stay tube 2, sets between the annular step on the upper surface of ceramic support pipe 2 and the torus lower end inner wall of testing base 4
There are 3,4 stainless steel gas circuit pipes 9 of buffer gasket to be vertically arranged to be fixed in the square bottom surface of testing base 4,4 stainless steel gas circuits
The upper end of pipe 9 respectively with base bottom stomata I 601, base bottom stomata II 602, base bottom stomata III 603 and base bottom
Stomata IV 604 is connected, and 4 stainless steel gas circuit pipes 9 are used to be connected with outside gas circuit.The material of ceramic support pipe 2 is made pottery for aluminum oxide
Porcelain, the material of testing base 4 is resistant to elevated temperatures Inconel600 stainless steels, and the material of buffer gasket 3 is resistant to elevated temperatures aluminum oxide
Fiber.
Fig. 5 is the pile testing example schematic diagram for employing test device of the present invention.After test device assembling is finished,
Tested pile 10 is placed on testing base 4, it is electrolytic tank of solid oxide heap to be tested pile 10, is tested pile 10
Positioned in test device by 4 stomata boss 11 in testing base 4 and fixed, 4 of the tested bottom of pile 10 enter
Venthole is connected by 4 stomata boss 11 in testing base 4 with 4 base top stomatas 8 on the top of testing base 4 respectively
It is logical.Conduit 12 is set in wire through-hole 5, and conduit 12 is porous ceramic pipe, and inside can lead to many test leads 13, at this
Use two wire through-holes 5 that test lead is set in embodiment.The one end of test lead 13 connects each solid oxidation of pile
Thing electrolytic cell, the other end connects the test equipment of external circuit.4 stainless steel gas circuit pipes 9 are connected with outside gas circuit, whole tested
Pile 10 and testing base 4 are placed within high temperature test area 14, after tested pile 10 is fixed in the testing base 4,
After connection gas circuit and test lead, intensification test operation is carried out.
By present invention design and the flat plate type solid oxide electrolytic cell pile bottom inflow test device for making, using bottom
The mode of conduit and the pile connection of air inlet and test lead by being fixed in testing base, puts down as the test of pile
Platform, with it is convenient, intensive the characteristics of, test device does not interfere with the follow-up operation operation of pile after connecting；Test device
Heat of the air inlet directly using high temperature furnace in testing base preheat, and preheated relative to general coiled, air-tightness
It is more preferable with pre-heat effect；Additionally, the design that device is combined using ceramic material and high temperature resistant stainless steel material, ceramic material
With insulation, high temperature resistant, corrosion resistant feature, short circuit and signal interference problem when pile can be avoided to test, high temperature resistant is stainless
The characteristics of steel then has high temperature resistant and easy processing, is suitable to the operation operation under high temperature.The present invention is used for electrolytic tank of solid oxide
The stable operation and performance test of pile.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, the change or replacement that can be readily occurred in,
Should all be included within the scope of the present invention.Therefore, protection scope of the present invention should be with scope of the claims
It is defined.
Claims (4)
1. a kind of flat plate type solid oxide electrolytic cell pile bottom inflow test device, it is characterised in that test device is by supporting
Substrate (1), ceramic support pipe (2), buffer gasket (3), testing base (4) and 4 stainless steel gas circuit pipe (9) compositions；
The profile of the testing base (4) is that top is that cross section is foursquare cuboid, and bottom is torus, torus
Axis and cuboid longitudinal centre line overlap, have an annular step on torus lower end inner wall；
On testing base (4) square top surface, 4 base top stomatas (8) be respectively symmetrically be placed in two of square top surface it is right
On linea angulata, 4 base top stomatas (8) are all not through-hole, adjacent two centre-to-centre spacing of base top stomata (8) with it is tested
The adjacent venthole or air admission hole centre-to-centre spacing of examination pile (10) are identical, and the upper outlet of each base top stomata (8) is coaxially solid
Connect a stomata boss (11) for torus, 4 stomata boss (11) make 4 for being tested positioning and the fixation of pile (10)
Individual base top stomata (8) connects with the air admission hole or venthole of tested pile (10) respectively, 4 on foursquare top surface
Base top stomata (8) is by differentiation, respectively base top stomata I (801), base top stomata II (802), base clockwise
Top plenum III (803) and base top stomata IV (804)；
In testing base (4) square bottom surface, in torus, 4 base bottom stomatas (6) are spacedly distributed at square bottom
On one center line in face, 4 base bottom stomatas (6) are all not through-hole, and 4 base bottom stomatas (6) are distinguished from left to right,
Respectively base bottom stomata I (601), base bottom stomata II (602), base bottom stomata IV (604) and base bottom gas
Hole III (603), external in annulus, 4 wire through-holes (5) are respectively symmetrically the center line for being placed in two mutually perpendicular square bottom surfaces
On, 4 wire through-holes (5) are all through-hole；
There are 4 air flow method ducts (7), respectively air flow method duct I (701), gas inside the cuboid of testing base (4)
Flow distribution duct II (702), air flow method duct III (703) and air flow method duct IV (704), 4 air flow method ducts (7)
4 base bottom stomatas (6) are connected two-by-two with 4 base top stomatas (8) respectively, wherein, air flow method duct I (701)
Connection base bottom stomata I (601) and base top stomata I (801), the connection of air flow method duct II (702) and base top
Stomata II (802), air flow method duct III (703) connects base bottom stomata III (603) and base top stomata III (803),
Air flow method duct IV (704) connects base bottom stomata IV (604) and base top stomata IV (804)；
Supporting substrate (1) has a center hole, and the center hole that ceramic support pipe (2) surrounds supporting substrate (1) is affixed vertically
On supporting substrate (1), in the annular step on the torus lower end inner wall of testing base (4), testing base (4) is affixed
In ceramic support pipe (2) upper end, the circle on the upper surface of ceramic support pipe (2) and the torus lower end inner wall of testing base (4)
Buffer gasket (3) is provided between ring-shaped step, 4 stainless steel gas circuits pipe (9) are vertically arranged and are fixed in testing base (4) just
On square bottom surface, 4 upper ends of stainless steel gas circuit pipe (9) respectively with base bottom stomata I (601), base bottom stomata II
(602), base bottom stomata III (603) is connected with base bottom stomata IV (604), 4 stainless steel gas circuits pipe (9) for it is outer
Portion's gas circuit connection.
2. a kind of flat plate type solid oxide electrolytic cell pile bottom inflow test device according to claim 1, its feature
It is that the material of the ceramic support pipe (2) is aluminium oxide ceramics.
3. a kind of flat plate type solid oxide electrolytic cell pile bottom inflow test device according to claim 1, its feature
It is that the material of the testing base (4) is resistant to elevated temperatures Inconel600 stainless steels or crofer22 stainless steels.
4. a kind of flat plate type solid oxide electrolytic cell pile bottom inflow test device according to claim 1, its feature
It is that the material of the buffer gasket (3) is resistant to elevated temperatures alumina fibre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510490320.4A CN105161146B (en) | 2015-08-11 | 2015-08-11 | Bottom entering gas testing device for planar SOEC (solid oxide electrolyzer cell) stack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510490320.4A CN105161146B (en) | 2015-08-11 | 2015-08-11 | Bottom entering gas testing device for planar SOEC (solid oxide electrolyzer cell) stack |
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| Publication Number | Publication Date |
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| CN105161146A CN105161146A (en) | 2015-12-16 |
| CN105161146B true CN105161146B (en) | 2017-05-24 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| CN109712730B (en) * | 2018-12-29 | 2020-11-20 | 清华大学 | High-voltage electric pulse disintegration spherical fuel element device containing ring clamp |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101122577B (en) * | 2007-09-14 | 2010-06-09 | 清华大学 | Solid oxide electrolytic cell high temperature electrochemical property test device |
| CN101216445B (en) * | 2007-12-29 | 2011-12-28 | 清华大学 | High-temperature solid oxide single electrolytic cell fixing test bracket |
| CN102095446B (en) * | 2010-11-19 | 2012-12-05 | 清华大学 | Flat plate type solid oxide electrolytic cell pile test system |
| CN102134726B (en) * | 2011-01-10 | 2014-04-16 | 清华大学 | Flat plate type solid oxide electrolytic cell pile with novel sealed structure |
| JP2013014820A (en) * | 2011-07-06 | 2013-01-24 | Toshiba Corp | Electrolytic cell for reforming fuel gas, and method of generating reformed gas using electrolytic cell |
| JP6121793B2 (en) * | 2013-05-14 | 2017-04-26 | 京セラ株式会社 | Cell stack device, fuel cell module and fuel cell device |
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