CN208886391U - Mobile gas drive double pump adds hydrogen machine - Google Patents

Mobile gas drive double pump adds hydrogen machine Download PDF

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Publication number
CN208886391U
CN208886391U CN201821363519.6U CN201821363519U CN208886391U CN 208886391 U CN208886391 U CN 208886391U CN 201821363519 U CN201821363519 U CN 201821363519U CN 208886391 U CN208886391 U CN 208886391U
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China
Prior art keywords
valve
hydrogen
ball
needle
pneumatic
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CN201821363519.6U
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Chinese (zh)
Inventor
聂连升
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Shanxi Haidelisen Hydrogen Energy Technology Co ltd
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Heidellison (tianjin) Testing Equipment Co Ltd
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Priority to CN201821363519.6U priority Critical patent/CN208886391U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30Hydrogen technology
    • Y02E60/32Hydrogen storage
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/45Hydrogen technologies in production processes

Abstract

The utility model discloses mobile gas drive double pumps to add hydrogen machine, including integrating cabinet body and pumping I set on the pneumatic hydrogen pressurization of integrated interior of the cabinet, pneumatic hydrogen pressurization pump II, pneumatic hydrogen pressurization pump I, the input terminal of pneumatic hydrogen pressurization pump II passes through air intake branch and is connected with hydrogen appendix, hydrogen appendix is equipped with the input interface connecting with hydrogen source gas, ball/needle-valve I and filter I, ball/needle-valve III is respectively equipped on two air intake branches, ball/needle-valve IV, the output end of ball/needle-valve I is connected with nitrogen appendix, nitrogen appendix is equipped with ball/needle-valve II, pneumatic hydrogen pressurization pump I, the driving end pipe road of pneumatic hydrogen pressurization pump II passes through ball valve I respectively, ball valve II is connected to the delivery outlet of filtering pressure regulator valve, filtering pressure regulator valve connects driving gas gas source by pipeline.The utility model has the beneficial effects that easy to operate;Securely and reliably, band leak hunting aperture;Maintenance is easy;It is mobile, small in size;Noise is small.

Description

Mobile gas drive double pump adds hydrogen machine
Technical field
The utility model relates to Hydrogen Energy source domains, relate in particular to mobile gas drive double pump and add hydrogen machine.
Background technique
Fuel cell is a kind of device that the chemical energy of fuel is converted into electric energy, it is only necessary to input fuel and oxidation Agent can by chemically react directly export electric energy, hydrogen as fuel with high energy efficiency, source is wide, renewable, pollution-free The characteristics of, it has broad application prospects in fuel cell field.
Hydrogen is mainly stored by hydrogen bottle at present as the fuel of fuel-cell vehicle, is needed in hydrogenation stations by special Plus hydrogen machine fill hydrogen, utilize the pressure of the low pressure hydrogen in the hydrogen bottle of high pressure hydrogen and vehicle in the hydrogen container for adding hydrogen machine Difference fills hydrogen to hydrogen bottle.Currently, domestic plus hydrogen machine generally uses electrical plunger pump, and the dedicated supercharger of non-hydrogen, In the presence of having the disadvantage that: 1, operation is simple, but unsuitable continuous start-stop, motor starting currents are big;2, electronic, have generate spark or its Its insecurity factor, voltage instability or continuous start-stop may burn out motor;3, not convenient for safeguarding, dismounting is difficult, heavy workload;4, It is required that air draft, sound-absorbing, mounting foundation is smooth, and anchoring bolt is fixed, it is desirable that damping, space should not be too small;5, noise is very big;6, non- The dedicated supercharger of hydrogen is easy polluted gas, or even causes danger.
Utility model content
For the problems in the relevant technologies, the utility model proposes mobile gas drive double pumps to add hydrogen machine, safe and reliable, easy Maintenance.
In order to achieve the above technical purposes, technical scheme of the utility model is as follows:
Mobile gas drive double pump adds hydrogen machine, including integrated cabinet body and set on the pneumatic hydrogen pressurization of the integrated interior of the cabinet Pump I, pneumatic hydrogen pressurization pump II, the input terminal that the pneumatic hydrogen pressurization pump I, pneumatic hydrogen pressurization pump II pass through air inlet branch Pipe is connected with hydrogen appendix, and the hydrogen appendix is equipped with input interface, ball/needle-valve I and the mistake connecting with hydrogen source gas Filter I is respectively equipped with ball/needle-valve III, ball/needle-valve IV on two air intake branches, and the output end of the ball/needle-valve I is connected with Nitrogen appendix, the nitrogen appendix are equipped with ball/needle-valve II, the pneumatic hydrogen pressurization pump I, pneumatic hydrogen pressurization pump II Driving end pipe road pass through ball valve I respectively, ball valve II is connected to the delivery outlet of filtering pressure regulator valve, the filtering pressure regulator valve passes through pipe Road connects driving gas gas source, and the output end that the pneumatic hydrogen pressurization pump I, pneumatic hydrogen pressurization pump II passes through going out gas branch pipe and goes out Tracheae is connected, and the going out gas branch pipe being connected with the pneumatic hydrogen pressurization pump I is equipped with cooler I, check valve I, with it is described pneumatically The connected going out gas branch pipe of hydrogen pressurization pump II is equipped with cooler II, check valve II, is successively arranged filter on the escape pipe II, ball/needle-valve V, the escape pipe are connect by inflated hose with the inflating port of hydrogen rifle is added, and described plus hydrogen rifle gas vent is logical It crosses air exhaust hose to connect with the delivery outlet of ball/needle-valve VI, the input port of the ball/needle-valve VI passes through pipeline and ball/needle-valve V Delivery outlet is connected, and the breathing discharge outlet that the pneumatic hydrogen pressurization pump I, pneumatic hydrogen pressurization pump II passes through piping connection to unidirectionally The input port of valve III, the check valve III, ball/needle-valve VI delivery outlet pass through pipeline respectively and be connected with cabinet body bleed outlet, institute The delivery outlet for stating check valve III is connected by pipeline with the delivery outlet of safety valve, and the input port of the safety valve passes through piping connection Delivery outlet to the input terminal of filter II, the filter I is connect by pipeline with the input port of ball/needle-valve VII, and the ball/ The delivery outlet of needle-valve VII is connected by pipeline with the input port of check valve IV, and the delivery outlet of the check valve IV is connect by pipeline The delivery outlet of ball/needle-valve V, the delivery outlet of the filtering pressure regulator valve, the control mouth of pneumatic hydrogen pressurization pump I, pneumatic hydrogen pressurization The control mouth of pump II is passed through pipeline respectively and is connect with jettron, and the input terminal of the ball/needle-valve VI passes through piping connection to gas Dynamic switch.
Further, the pipeline between the jettron and ball/needle-valve VI is equipped with pressure gauge III.
Further, the output end of the filtering pressure regulator valve is connected with pressure gauge I, and the output end of filter I is equipped with pressure Table II.
Further, described plus hydrogen rifle side is equipped with shield.
Further, pilot bushing is equipped in described plus hydrogen rifle.
Further, the integrated cabinet body includes the high cabinet body and lowboy body being set side by side, the pneumatic hydrogen pressurization pump I, pneumatic hydrogen pressurization pump II is set in lowboy body, and described plus hydrogen rifle, inflated hose, air exhaust hose are set in high cube container body.
Further, the high cabinet body, lowboy body top quadrangle be equipped with air dispelling hole.
The utility model has the beneficial effects that 1) use compressed air-driven, can be used for needing explosion-proof workplace, than electricity Drive control is simpler, reliable, can start stopping at any time;
2) system core equipment is pneumatic gas hydrogen special supercharger, has oil-free lubrication, from cooling, small in size, again Light, compact-sized, reliable operation, built-in self-cooling set are measured, and sets cooling system equipped with external, the high pressure gas for preventing pressurization thick Temperature is excessively high, and operating noise is low;
3) booster uses oil-free lubrication technology, and system does not need lubricating utensil, will not drop by the gas of the equipment Its low quality, the not contaminated cleanliness that can guarantee internal system of gas, and whole lubrication expenses can be saved;
4) supercharger mounting structure is simple, and all connectors are imported product, full bite type structure, without welding, even It connects conveniently, it is easy to maintenance, securely and reliably;
5) the device configuration safety valve, when output pressure superpressure, gas circuit will be automatically cut off by shutting down solenoid valve, stop booster pump Machine, safety valve can automatically turn on release, guarantee system safety operation, emergency can be by speed governing valve easily to booster Shutdown manually.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this A little attached drawings obtain other attached drawings.
Fig. 1 is the system diagram that movable type gas drive double pump adds hydrogen machine according to the utility model embodiment;
Fig. 2 is the structural schematic diagram that cabinet body is integrated according to the utility model embodiment.
In figure:
1, pneumatic hydrogen pressurization pump I;2, pneumatic hydrogen pressurization pump II;3, pressure regulator valve is filtered;4, pressure gauge I;5, ball valve I; 6, ball valve II;7, ball/needle-valve I;8, ball/needle-valve II;9, filter I;10, pressure gauge II;11, ball/needle-valve III;12, ball/needle-valve Ⅳ;13, cooler I;14, cooler II;15, check valve I;16, check valve II;17, safety valve;18, filter II;19, ball/ Needle-valve V;20, pressure gauge III;21, ball/needle-valve VI;22, check valve III;23, ball/needle-valve VII;24, check valve IV;25, pneumatic Switch;26, add hydrogen rifle;27, cabinet body is integrated;28, lowboy body;29, high cabinet body;30, shield;31, air intake branch;32, hydrogen Appendix;33, going out gas branch pipe;34, escape pipe;35, inflated hose;36, air exhaust hose.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art's every other embodiment obtained, all belongs to In the range of the utility model protection.
As shown in Figs. 1-2, mobile gas drive double pump adds hydrogen machine, including integrates cabinet body 27 and be set in the integrated cabinet body 27 Pneumatic hydrogen pressurization pump I 1, the pneumatic hydrogen pressurization pump II 2 in portion, the pneumatic hydrogen pressurization pump I 1, pneumatic hydrogen pressurization pump II 2 Input terminal pass through air intake branch 31 and be connected with hydrogen appendix 32, the hydrogen appendix 32 is equipped with and hydrogen source gas connects Input interface, ball/needle-valve I 7 and the filter I 9 connect is respectively equipped with ball/needle-valve III 11, ball/needle on two air intake branches 31 Valve IV 12, the output end of the ball/needle-valve I 7 are connected with nitrogen appendix, and the nitrogen appendix is equipped with ball/needle-valve II 8, The driving end pipe road that the pneumatic hydrogen pressurization pump I 1, pneumatic hydrogen pressurization pump II 2 passes through ball valve I 5 respectively, ball valve II 6 connects To the delivery outlet of filtering pressure regulator valve 3, the filtering pressure regulator valve 3 connects driving gas gas source, the pneumatic hydrogen pressurization pump I by pipeline 1, the output end of pneumatic hydrogen pressurization pump II 2 passes through going out gas branch pipe 33 and is connected with escape pipe 34, with the pneumatic hydrogen pressurization It pumps I 1 connected going out gas branch pipe 33 and is equipped with cooler I 13, check valve I 15, go out with what the pneumatic hydrogen pressurization pump II 2 was connected Gas branch pipe 33 is equipped with cooler II 14, check valve II 16, is successively arranged filter II 18, ball/needle-valve on the escape pipe 34 V 19, the escape pipe 34 is connect by inflated hose 35 with the inflating port of hydrogen rifle 26 is added, and described plus hydrogen rifle 26 gas vent is logical It crosses air exhaust hose 36 to connect with the delivery outlet of ball/needle-valve VI 21, the input port of the ball/needle-valve VI 21 passes through pipeline and ball/needle The delivery outlet of valve V 19 is connected, and the breathing discharge outlet that the pneumatic hydrogen pressurization pump I 1, pneumatic hydrogen pressurization pump II 2 passes through pipeline Be connected to the input port of check valve III 22, the check valve III 22, ball/needle-valve VI 21 delivery outlet pass through pipeline and cabinet respectively Body bleed outlet is connected, and the delivery outlet of the check valve III 22 is connected by pipeline with the delivery outlet of safety valve 17, the safety The input port of valve 17 arrives the input terminal of filter II 18 by piping connection, the delivery outlet of the filter I 9 by pipeline and The input port of ball/needle-valve VII 23 connects, and the delivery outlet of the ball/needle-valve VII 23 passes through the input port phase of pipeline and check valve IV 24 Even, the delivery outlet of the check valve IV 24 is received by pipeline/the delivery outlet of needle-valve V 19, the output for filtering pressure regulator valve 3 Mouth, the control mouth of pneumatic hydrogen pressurization pump I 1, the control mouth of pneumatic hydrogen pressurization pump II 2 pass through pipeline and jettron 25 respectively The input terminal of connection, the ball/needle-valve VI 21 passes through piping connection to jettron 25.
Pipeline between the jettron 25 and ball/needle-valve VI 21 is equipped with pressure gauge III 20.
The output end of the filtering pressure regulator valve 3 is connected with pressure gauge I 4, and the output end of filter I 9 is equipped with pressure gauge II 10。
Described plus 26 side of hydrogen rifle is equipped with shield 30, dustproof and rainproof, protection plus hydrogen rifle 26.
Be equipped with pilot bushing in described plus hydrogen rifle 26, protect automobile inflating valve, design is light and handy, compact-sized, need to only spend compared with Small strength can actuating add hydrogen rifle 26.
The integrated cabinet body 27 uses closed stainless steel plastic-spraying cabinet, and the integrated cabinet body 27 includes the height being set side by side Cabinet body 29 and lowboy body 28, the pneumatic hydrogen pressurization pump I 1, pneumatic hydrogen pressurization pump II 2 are set in lowboy body 28, described to add Hydrogen rifle 26, inflated hose 35, air exhaust hose 36 are set in high cabinet body 29, and the high cabinet body 29, the top quadrangle of lowboy body 28 are equal Equipped with air dispelling hole, prevent hydrogen from assembling, design is reasonable.
When specifically used, by driving gas input interface, filtering pressure regulator valve 3, pressure gauge 4, ball valve I 5 or ball valve II 6 and Pipe joint constitutes the drive part of system, and driving gas interface connect with compressed air gas source, is used for 1MPa low pressure below Compressed air is delivered to the driving end of pneumatic hydrogen pressurization pump I 1, pneumatic hydrogen pressurization pump II 2, driving pressurization pump work, and adjusts Save the pumping rate of booster pump;Before pressurized hydrogen, purging nitrogen purges system pipeline valve completely, is then turned on unidirectional Valve IV 24 and ball/needle-valve VII 23, are balanced preliminary filling in advance, after pressure balance, open booster pump pressurization, connect hydrogen gas Source, the circuit being made of hydrogen input interface, ball/needle-valve I 7, filter I 9, pressure gauge II 10, pipe joint etc. is by highest The hydrogen of 15MPa is input to the compression end of booster, to be pressed, is finally output to the pressurized high pressure gas of booster pump Add hydrogen rifle 26, open Pull breaking ualve, realizes and flexibly add hydrogen.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model Within the scope of shield.

Claims (7)

1. mobile gas drive double pump adds hydrogen machine, which is characterized in that including integrated cabinet body (27) and be set to the integrated cabinet body (27) Internal pneumatic hydrogen pressurization pumps I (1), pneumatic hydrogen pressurization pumps II (2), and the pneumatic hydrogen pressurization pumps I (1), pneumatic hydrogen The input terminal of booster pump II (2) passes through air intake branch (31) and is connected with hydrogen appendix (32), the hydrogen appendix (32) It is equipped with input interface, ball/needle-valve I (7) and the filter I (9) connecting with hydrogen source gas, is divided on two air intake branches (31) Not She You ball/needle-valve III (11), ball/needle-valve IV (12), the output end of the ball/needle-valve I (7) is connected with nitrogen appendix, institute Nitrogen appendix is stated equipped with ball/needle-valve II (8), the pneumatic hydrogen pressurization pumps I (1), pneumatic hydrogen pressurization pumps the drive of II (2) Moved end pipeline passes through ball valve I (5) respectively, ball valve II (6) is connected to the delivery outlet for filtering pressure regulator valve (3), the filtering pressure regulator valve (3) driving gas gas source is connect by pipeline, the output end that I (1) of the pneumatic hydrogen pressurization pump, pneumatic hydrogen pressurization pump II (2) is equal It is connected by going out gas branch pipe (33) with escape pipe (34), is pumped in the going out gas branch pipe (33) that I (1) is connected with the pneumatic hydrogen pressurization Equipped with cooler I (13), check valve I (15), the going out gas branch pipe (33) that II (2) are connected is pumped with the pneumatic hydrogen pressurization and is equipped with Cooler II (14), check valve II (16) are successively arranged filter II (18), ball/needle-valve V (19) on the escape pipe (34), The escape pipe (34) is connect by inflated hose (35) with the inflating port of hydrogen rifle (26) is added, described plus hydrogen rifle (26) gas vents It is connect by air exhaust hose (36) with the delivery outlet of ball/needle-valve VI (21), the input port of the ball/needle-valve VI (21) passes through pipeline It is connected with the delivery outlet of ball/needle-valve V (19), the pneumatic hydrogen pressurization pumps I (1), pneumatic hydrogen pressurization pumps the breathing of II (2) Discharge outlet passes through piping connection to the input port of check valve III (22), the output of the check valve III (22), ball/needle-valve VI (21) Mouth is connected by pipeline with cabinet body bleed outlet respectively, and the delivery outlet of the check valve III (22) passes through pipeline and safety valve (17) Delivery outlet be connected, the input port of the safety valve (17) passes through input terminal of the piping connection to filter II (18), the mistake The delivery outlet of filter I (9) is connect by pipeline with the input port of ball/needle-valve VII (23), the delivery outlet of the ball/needle-valve VII (23) It is connected by pipeline with the input port of check valve IV (24), the delivery outlet of the check valve IV (24) is received/needle-valve by pipeline The delivery outlet of V (19), delivery outlet, the pneumatic hydrogen pressurization of filtering pressure regulator valve (3) pump the control mouth of I (1), pneumatic hydrogen The control mouth of booster pump II (2) is passed through pipeline respectively and is connect with jettron (25), and the input terminal of the ball/needle-valve VI (21) is logical Piping connection is crossed to jettron (25).
2. it is according to claim 1 movable type gas drive double pump add hydrogen machine, which is characterized in that the jettron (25) with Pipeline between ball/needle-valve VI (21) is equipped with pressure gauge III (20).
3. movable type gas drive double pump according to claim 1 adds hydrogen machine, which is characterized in that filtering pressure regulator valve (3) Output end is connected with pressure gauge I (4), and the output end of the filter I (9) is equipped with pressure gauge II (10).
4. movable type gas drive double pump according to claim 1 adds hydrogen machine, which is characterized in that described plus hydrogen rifle (26) side is set There are shield (30).
5. movable type gas drive double pump according to claim 4 adds hydrogen machine, which is characterized in that be equipped in described plus hydrogen rifle (26) Pilot bushing.
6. movable type gas drive double pump according to claim 5 adds hydrogen machine, which is characterized in that the integrated cabinet body (27) includes The high cabinet body (29) and lowboy body (28) being set side by side, the pneumatic hydrogen pressurization pumps I (1), pneumatic hydrogen pressurization pumps II (2) and sets In lowboy body (28), described plus hydrogen rifle (26), inflated hose (35), air exhaust hose (36) are set in high cabinet body (29).
7. movable type gas drive double pump according to claim 6 adds hydrogen machine, which is characterized in that the high cabinet body (29), lowboy The top quadrangle of body (28) is equipped with air dispelling hole.
CN201821363519.6U 2018-08-23 2018-08-23 Mobile gas drive double pump adds hydrogen machine Active CN208886391U (en)

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Application Number Priority Date Filing Date Title
CN201821363519.6U CN208886391U (en) 2018-08-23 2018-08-23 Mobile gas drive double pump adds hydrogen machine

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110274152A (en) * 2019-05-28 2019-09-24 江阴市富仁高科股份有限公司 A kind of high-pressure hydrogenation machine of included refrigerating function
CN111486339A (en) * 2020-04-02 2020-08-04 北京科荣达航空设备科技有限公司 Automatic filling device for airplane oxygen cylinder
CN112303484A (en) * 2020-10-26 2021-02-02 安徽江淮汽车集团股份有限公司 Movable hydrogen filling equipment with filtering system
CN113623534A (en) * 2021-07-30 2021-11-09 正星氢电科技郑州有限公司 Emergency hydrogen filling system and method
CN114294563A (en) * 2021-12-29 2022-04-08 广东逸动科技有限公司 Gas pressurization system and control method thereof

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110274152A (en) * 2019-05-28 2019-09-24 江阴市富仁高科股份有限公司 A kind of high-pressure hydrogenation machine of included refrigerating function
CN111486339A (en) * 2020-04-02 2020-08-04 北京科荣达航空设备科技有限公司 Automatic filling device for airplane oxygen cylinder
CN112303484A (en) * 2020-10-26 2021-02-02 安徽江淮汽车集团股份有限公司 Movable hydrogen filling equipment with filtering system
CN112303484B (en) * 2020-10-26 2021-08-24 安徽江淮汽车集团股份有限公司 Movable hydrogen filling equipment with filtering system
CN113623534A (en) * 2021-07-30 2021-11-09 正星氢电科技郑州有限公司 Emergency hydrogen filling system and method
CN114294563A (en) * 2021-12-29 2022-04-08 广东逸动科技有限公司 Gas pressurization system and control method thereof

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GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20191202

Address after: No. 191, Chengbei West Street, Changzhi Development Zone, Shanxi Province

Patentee after: Shanxi SDIC heiderison Hydrogen Equipment Co.,Ltd.

Address before: 301700 No. 18 Huifeng Road, Wuqing Development Zone, Tianjin

Patentee before: HYDROSYS (TIANJIN) DETECTION EQUIPMENT Co.,Ltd.

TR01 Transfer of patent right
CP03 Change of name, title or address

Address after: 046000 Clean Control Innovation Base of Science and Technology Industrial Park in Changzhi High tech Industrial Development Zone, Changzhi City, Shanxi Province

Patentee after: Shanxi Haidelisen Hydrogen Energy Technology Co.,Ltd.

Address before: No. 191, Chengbei West Street, Changzhi Development Zone, Shanxi Province 046011

Patentee before: Shanxi SDIC heiderison Hydrogen Equipment Co.,Ltd.

CP03 Change of name, title or address