CN112134279A - Data center power supply and distribution and heat energy utilization system - Google Patents
Data center power supply and distribution and heat energy utilization system Download PDFInfo
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- CN112134279A CN112134279A CN202011048505.7A CN202011048505A CN112134279A CN 112134279 A CN112134279 A CN 112134279A CN 202011048505 A CN202011048505 A CN 202011048505A CN 112134279 A CN112134279 A CN 112134279A
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- hydrogen
- power supply
- data center
- power
- distribution
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 115
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 105
- 239000001257 hydrogen Substances 0.000 claims abstract description 105
- 238000006243 chemical reaction Methods 0.000 claims abstract description 36
- 238000005057 refrigeration Methods 0.000 claims abstract description 27
- 230000005611 electricity Effects 0.000 claims abstract description 14
- 239000002918 waste heat Substances 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 239000007788 liquid Substances 0.000 claims description 24
- 238000006356 dehydrogenation reaction Methods 0.000 claims description 16
- 238000010521 absorption reaction Methods 0.000 claims description 12
- 238000002485 combustion reaction Methods 0.000 claims description 10
- 239000000446 fuel Substances 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 239000005457 ice water Substances 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 3
- 150000001298 alcohols Chemical class 0.000 claims description 3
- 239000003054 catalyst Substances 0.000 claims description 3
- 150000007524 organic acids Chemical class 0.000 claims description 3
- 235000005985 organic acids Nutrition 0.000 claims description 3
- 150000002894 organic compounds Chemical class 0.000 claims description 3
- 238000010248 power generation Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/007—Arrangements for selectively connecting the load or loads to one or several among a plurality of power lines or power sources
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J15/00—Systems for storing electric energy
- H02J15/008—Systems for storing electric energy using hydrogen as energy vector
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20536—Modifications to facilitate cooling, ventilating, or heating for racks or cabinets of standardised dimensions, e.g. electronic racks for aircraft or telecommunication equipment
- H05K7/20554—Forced ventilation of a gaseous coolant
- H05K7/2059—Forced ventilation of a gaseous coolant within rooms for removing heat from cabinets, e.g. by air conditioning device
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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
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Fuel Cell (AREA)
Abstract
The invention discloses a data center power supply and distribution and heat energy utilization system which comprises a power supply switching module, a heat exchange module, a refrigeration module and a hydrogen-electricity module. The invention utilizes the hydrogen energy conversion device to replace the traditional diesel engine to supply power for the data center, and fully utilizes the waste heat generated by the hydrogen energy conversion device to refrigerate the data center. Whole supply and distribution system passes through the power switching and when the commercial power was in peak value electricity daytime, switches the main power supply into hydrogen energy conversion device, and the commercial power is stand-by power supply, and when the commercial power was in the valley value electricity evening, the main power supply was switched into the commercial power, and hydrogen energy conversion device is stand-by power supply. The invention can meet the requirement of a large amount of stable power consumption of the data center, realize peak clipping and valley filling of commercial power through a flexible power distribution switching mode, fully utilize waste heat generated by the hydrogen energy conversion device, improve the energy utilization efficiency of the data center and provide a feasible way for reliable, low-cost and clean power supply of the data center.
Description
Technical Field
The invention relates to the technical field of power distribution, in particular to a power supply and distribution and heat energy utilization system of a data center.
Background
With the continuous and rapid increase of the investment scale speed of the data center market in China, the continuous enlargement of the data center scale brings continuous increase of the energy consumption of the data center. In 2018, the data center in China "eats" 1608.89 hundred million kilowatt-hours of electricity, which accounts for 2.35% of the electricity consumption of the whole society in the same year and is more than the electricity consumption of the whole Shanghai city. By 2019, data center power usage has grown at a rate of over 12% for 8 consecutive years. The high energy consumption of data centers not only brings about an increase in power consumption and a sharp rise in operating costs, but also creates a heavy burden of carbon emissions.
Currently, 5G communication technology is in an outbreak, and the market needs faster and more intensive data flow, which poses a serious challenge to the capacity of a data center, especially the power consumption.
Therefore, how to use technical means and measures and adopt cleaner and more efficient energy to meet the huge electric quantity requirement of the data center becomes urgent.
Disclosure of Invention
The invention aims to provide a power supply and distribution and heat energy utilization system of a data center aiming at the characteristic of high power consumption of the existing data center.
In order to achieve the purpose, the invention adopts the following technical scheme: a data center power supply and distribution and heat energy utilization system comprises a power supply switching module, a heat exchange module, a refrigeration module and a hydrogen-electricity module;
the power supply switching module is used for switching a main power supply of the data center into a hydrogen module when the commercial power is in the peak power, and the commercial power is a standby power supply; when the mains supply is at the valley power, the main power supply is switched to the mains supply, and the hydrogen power module is a standby power supply;
the hydrogen-electricity module comprises one or more groups of hydrogen conversion units connected in parallel, each hydrogen conversion unit comprises a hydrogen supply device and a hydrogen energy conversion device, the hydrogen supply device is used for supplying hydrogen to the hydrogen energy conversion device, and the hydrogen energy conversion device is used for converting hydrogen energy into electric energy;
the heat exchange module is used for transferring waste heat of the hydrogen energy conversion device to the hydrogen supply device to release hydrogen and transferring the waste heat as energy to the refrigeration module;
the refrigeration module comprises a water refrigerating machine and an absorption refrigeration air conditioner, the water refrigerating machine and the absorption refrigeration air conditioner are used for refrigerating water and cooling the cabinet, and the absorption refrigeration air conditioner is used for cooling the machine room.
Further, the hydrogen supply device is a hydrogen storage tank.
Further, the hydrogen supply device is a dehydrogenation reaction device, the dehydrogenation reaction device adopts liquid hydrogen source materials to perform dehydrogenation reaction under the action of a dehydrogenation catalyst, and products obtained after dehydrogenation of the liquid hydrogen source materials are hydrogen and liquid hydrogen storage carriers.
Further, the liquid hydrogen storage carrier is a liquid organic compound containing unsaturated chemical bonds.
Further, the liquid hydrogen source material is liquid alcohols or liquid organic acids.
Further, the hydrogen energy conversion device is a plurality of integrated hydrogen fuel cell sets, hydrogen gas turbine sets or hydrogen internal combustion engine sets.
Further, the hydrogen fuel battery pack, the hydrogen gas turbine unit or the hydrogen internal combustion engine unit can respectively provide power generation power of not less than 5000kW, and the hydrogen fuel battery, the hydrogen gas turbine unit or the hydrogen internal combustion engine in the hydrogen fuel battery pack, the hydrogen gas turbine unit or the hydrogen internal combustion engine unit are mutually connected in parallel.
Further, the system still includes container formula UPS distribution unit, container formula UPS distribution unit connects mains supply, for the data center power supply when mains supply appears cutting off the power supply in the twinkling of an eye.
Further, when the mains supply is at the valley electricity at night, the refrigerating water machine uses the mains supply to refrigerate cold water, part of the cold water cools the cabinet, and part of the cold water is stored and then used for cooling the cabinet in the daytime; in the daytime, the hydrogen-electricity module is used for supplying electricity to the water refrigerating machine to produce ice water when the ice water quantity is insufficient.
Furthermore, the absorption refrigeration air conditioner adopts the waste heat of the hydrogen energy conversion device as energy for refrigeration and refrigeration water.
The invention provides a power supply and distribution system of a data center, which utilizes a hydrogen energy conversion device to replace a traditional diesel engine to supply power to the data center, and fully utilizes waste heat generated by the hydrogen energy conversion device to refrigerate the data center. Whole supply and distribution system passes through the power switching and when the commercial power was in peak value electricity daytime, switches the main power supply into hydrogen energy conversion device, and the commercial power is stand-by power supply, and when the commercial power was in the valley value electricity evening, the main power supply was switched into the commercial power, and hydrogen energy conversion device is stand-by power supply.
The invention has the beneficial effects that:
(1) the invention adopts the hydrogen energy conversion device to replace the traditional diesel engine for power supply, thereby greatly reducing the carbon emission.
(2) The invention adopts the hydrogen energy conversion device, has short response time and can realize instantaneous start-stop; when a fault occurs, the system can be overhauled in a sub-system, and uninterrupted power supply is realized.
(3) The invention adopts flexible power switching to realize peak clipping and valley filling of the commercial power and provides a feasible way for reliable, low-cost and clean power supply of the data center.
(4) The invention adopts waste heat reutilization to refrigerate the data center, thereby improving the energy utilization efficiency and reducing the cost.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of a data center power supply and distribution and heat energy utilization system.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "comprises" and "comprising," and any variations thereof, in the description and claims of this application and the above-described drawings, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Example 1
The data center power supply and distribution and heat energy utilization system shown in fig. 1 is composed of a power supply switching module 1, a heat exchange module 2, a refrigeration module and a hydrogen-electricity module 3.
The power supply switching module is used for switching a main power supply of the data center into a hydrogen module when commercial power is in peak power in the daytime, and the commercial power is a standby power supply; when the commercial power is at the valley electricity at night, the main power supply is switched to the commercial power, and the hydrogen power module is a standby power supply.
The hydrogen-electricity module comprises two groups of hydrogen conversion units connected in parallel. The hydrogen conversion unit includes a hydrogen supply device 4 and a hydrogen energy source conversion device 5. The hydrogen supply device is used for supplying hydrogen for the hydrogen energy conversion device, and the hydrogen supply device is a dehydrogenation reaction device. The hydrogen supply device may also be a hydrogen tank.
The dehydrogenation reaction device adopts liquid hydrogen source materials to perform dehydrogenation reaction under the action of a dehydrogenation catalyst, and products obtained after dehydrogenation of the liquid hydrogen source materials are hydrogen and liquid hydrogen storage carriers.
The liquid hydrogen storage carrier may be a liquid organic compound containing unsaturated chemical bonds. Or the liquid hydrogen source material can be liquid alcohols and liquid organic acids.
The hydrogen energy conversion device is used for converting hydrogen energy into electric energy. The hydrogen energy conversion device is a plurality of integrated hydrogen fuel cell sets, hydrogen gas turbine sets or hydrogen internal combustion engine sets. The power generation power of not less than 5000kW can be provided respectively, and the hydrogen fuel battery, the hydrogen gas turbine set or the hydrogen internal combustion engine in the hydrogen fuel battery set, the hydrogen gas turbine set or the hydrogen internal combustion engine set are connected in parallel, so that the device can be maintained in an off-line mode when in failure, and uninterrupted power supply is realized.
The heat exchange module is used for conducting waste heat of the hydrogen energy conversion device to the hydrogen reaction device for dehydrogenation reaction, and conducting the waste heat as energy to the refrigeration module.
The refrigeration module comprises a water refrigerating machine 6 and an absorption refrigeration air conditioner 7. The refrigerating water machine and the absorption type refrigerating air conditioner are used for cooling the cabinet by refrigerating water, and the absorption type refrigerating air conditioner is also used for cooling the machine room. When the mains supply is at the valley electricity at night, the refrigerating water machine uses the mains supply to refrigerate cold water, part of the cold water cools the cabinet, and part of the cold water is stored and then used for cooling the cabinet in the daytime; in the daytime, the hydrogen-electricity module is used for supplying electricity to the water refrigerating machine to produce ice water when the ice water quantity is insufficient. The absorption refrigeration air conditioner adopts the waste heat of a hydrogen energy conversion device as energy for refrigeration and refrigeration water.
Example 2
A data center power supply and distribution and heat energy utilization system comprises a power supply switching module, a heat exchange module, a refrigeration module and a hydrogen-electricity module.
The function of the above-described module is the same as in embodiment 1.
The system can also be provided with a container type UPS power distribution unit which is connected with a mains supply, and when the mains supply is in instantaneous power failure, the power supply switching module supplies power to the data center before being switched to the hydrogen-electricity module.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A data center power supply and distribution and heat energy utilization system is characterized in that: the system comprises a power supply switching module, a heat exchange module, a refrigeration module and a hydrogen-electricity module;
the power supply switching module is used for switching a main power supply of the data center into a hydrogen module when the commercial power is in the peak power, and the commercial power is a standby power supply; when the mains supply is at the valley power, the main power supply is switched to the mains supply, and the hydrogen power module is a standby power supply;
the hydrogen-electricity module comprises one or more groups of hydrogen conversion units connected in parallel, each hydrogen conversion unit comprises a hydrogen supply device and a hydrogen energy conversion device, the hydrogen supply device is used for supplying hydrogen to the hydrogen energy conversion device, and the hydrogen energy conversion device is used for converting hydrogen energy into electric energy;
the heat exchange module is used for transferring waste heat of the hydrogen energy conversion device to the hydrogen supply device to release hydrogen and transferring the waste heat as energy to the refrigeration module;
the refrigeration module comprises a water refrigerating machine and an absorption refrigeration air conditioner, the water refrigerating machine and the absorption refrigeration air conditioner are used for refrigerating water and cooling the cabinet, and the absorption refrigeration air conditioner is used for cooling the machine room.
2. The data center power supply and distribution and heat energy utilization system of claim 1, wherein: the hydrogen supply device is a hydrogen storage tank.
3. The data center power supply and distribution and heat energy utilization system of claim 1, wherein: the hydrogen supply device is a dehydrogenation reaction device, the dehydrogenation reaction device adopts liquid hydrogen source materials to perform dehydrogenation reaction under the action of a dehydrogenation catalyst, and the product of the liquid hydrogen source materials after dehydrogenation is hydrogen and a liquid hydrogen storage carrier.
4. The data center power supply and distribution and heat energy utilization system of claim 3, wherein: the liquid hydrogen storage carrier is a liquid organic compound containing unsaturated chemical bonds.
5. The data center power supply and distribution and heat energy utilization system of claim 3, wherein: the liquid hydrogen source material is liquid alcohols or liquid organic acids.
6. The data center power supply and distribution and heat energy utilization system of claim 1, wherein: the hydrogen energy conversion device is a plurality of integrated hydrogen fuel cell sets, hydrogen gas turbine sets or hydrogen internal combustion engine sets.
7. The data center power supply and distribution and heat energy utilization system of claim 6, wherein: the hydrogen fuel battery pack, the hydrogen gas turbine set or the hydrogen internal combustion engine set can respectively provide power generation power of not less than 5000kW, and the hydrogen fuel battery, the hydrogen gas turbine set or the hydrogen internal combustion engine set are connected in parallel.
8. The data center power supply and distribution and heat energy utilization system of claim 1, wherein: the system further comprises a container type UPS power distribution unit, wherein the container type UPS power distribution unit is connected with a mains supply and supplies power to the data center when the mains supply is in instant power failure.
9. The data center power supply and distribution and heat energy utilization system of claim 1, wherein: when the commercial power is at the valley electricity at night, the refrigerating water machine uses the commercial power to refrigerate cold water, part of the cold water cools the cabinet, and part of the cold water is stored and then used for cooling the cabinet in the daytime; in the daytime, the hydrogen-electricity module is used for supplying electricity to the water refrigerating machine to produce ice water when the ice water quantity is insufficient.
10. The data center power supply and distribution and heat energy utilization system of claim 1, wherein: the absorption refrigeration air conditioner adopts the waste heat of the hydrogen energy conversion device as energy for refrigeration and refrigeration water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011048505.7A CN112134279A (en) | 2020-09-29 | 2020-09-29 | Data center power supply and distribution and heat energy utilization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011048505.7A CN112134279A (en) | 2020-09-29 | 2020-09-29 | Data center power supply and distribution and heat energy utilization system |
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| Publication Number | Publication Date |
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| CN112134279A true CN112134279A (en) | 2020-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011048505.7A Pending CN112134279A (en) | 2020-09-29 | 2020-09-29 | Data center power supply and distribution and heat energy utilization system |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002078238A (en) * | 2000-08-31 | 2002-03-15 | Nagoya Electric Works Co Ltd | Emmergency power unit for information display device |
| CN102491613A (en) * | 2011-11-28 | 2012-06-13 | 杨善让 | System for combined supply of electricity, thermal fertilizer and cold fertilizer through generation of hydrogen and biogas via anaerobic digestion of biomasses |
| CN202363963U (en) * | 2011-11-21 | 2012-08-01 | 南京禾浩通信科技有限公司 | Power supply apparatus capable of switching between commercial power and fuel cell |
| CN103390930A (en) * | 2012-05-07 | 2013-11-13 | 中兴电工机械股份有限公司 | Electric power system control method of fuel cells |
| CN104979574A (en) * | 2015-04-10 | 2015-10-14 | 江苏氢阳能源有限公司 | Liquid-state hydrogen source material hydrogen supply reaction system based on hydrogen fuel cell |
| CN105811443A (en) * | 2016-03-30 | 2016-07-27 | 广东合即得能源科技有限公司 | Peak shaving and load shifting power supply system and method based on methanol water reforming hydrogen generation power generation system |
-
2020
- 2020-09-29 CN CN202011048505.7A patent/CN112134279A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002078238A (en) * | 2000-08-31 | 2002-03-15 | Nagoya Electric Works Co Ltd | Emmergency power unit for information display device |
| CN202363963U (en) * | 2011-11-21 | 2012-08-01 | 南京禾浩通信科技有限公司 | Power supply apparatus capable of switching between commercial power and fuel cell |
| CN102491613A (en) * | 2011-11-28 | 2012-06-13 | 杨善让 | System for combined supply of electricity, thermal fertilizer and cold fertilizer through generation of hydrogen and biogas via anaerobic digestion of biomasses |
| CN103390930A (en) * | 2012-05-07 | 2013-11-13 | 中兴电工机械股份有限公司 | Electric power system control method of fuel cells |
| CN104979574A (en) * | 2015-04-10 | 2015-10-14 | 江苏氢阳能源有限公司 | Liquid-state hydrogen source material hydrogen supply reaction system based on hydrogen fuel cell |
| CN105811443A (en) * | 2016-03-30 | 2016-07-27 | 广东合即得能源科技有限公司 | Peak shaving and load shifting power supply system and method based on methanol water reforming hydrogen generation power generation system |
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Application publication date: 20201225 |
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