CN108482172B - Three-in-one vehicle-mounted DCDC integrated power supply - Google Patents
Three-in-one vehicle-mounted DCDC integrated power supply Download PDFInfo
- Publication number
- CN108482172B CN108482172B CN201810501658.9A CN201810501658A CN108482172B CN 108482172 B CN108482172 B CN 108482172B CN 201810501658 A CN201810501658 A CN 201810501658A CN 108482172 B CN108482172 B CN 108482172B
- Authority
- CN
- China
- Prior art keywords
- controller
- converter
- fuel cell
- vehicle
- power supply
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- HEZMWWAKWCSUCB-PHDIDXHHSA-N (3R,4R)-3,4-dihydroxycyclohexa-1,5-diene-1-carboxylic acid Chemical compound O[C@@H]1C=CC(C(O)=O)=C[C@H]1O HEZMWWAKWCSUCB-PHDIDXHHSA-N 0.000 title claims abstract description 21
- 239000000446 fuel Substances 0.000 claims abstract description 78
- 238000004891 communication Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 abstract description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 6
- 239000001257 hydrogen Substances 0.000 description 6
- 229910052739 hydrogen Inorganic materials 0.000 description 6
- 230000008901 benefit Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/40—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for controlling a combination of batteries and fuel cells
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Fuel Cell (AREA)
Abstract
The three-in-one vehicle-mounted DCDC integrated power supply is characterized in that a fuel cell controller, a fuel cell air compressor and a fuel cell engine of a vehicle-mounted fuel cell system are respectively connected with a three-stage DC/DC converter, the three-stage DC/DC converters share the same integrated port and are connected with a power battery, 3 power supplies with different power levels and different voltage ranges can be simultaneously provided, the power supplies work cooperatively, the operation is stable, the use requirements of different powers are met, the wiring harness arrangement and assembly of the whole vehicle are convenient, the structure is simple, the occupied space is small, the installation wiring and the control operation are convenient, the cost is low, and the three-in-one vehicle-mounted DCDC integrated power supply is suitable for the requirements of integrated design and intelligent control.
Description
Technical Field
The invention relates to a three-in-one vehicle-mounted DCDC integrated power supply.
Background
With the continuous and prominent environmental pollution problem, the traditional petroleum energy source can not meet the power demand of the current automobile industry, and the fuel cell with excellent performance is widely regarded as the best choice of the energy source scheme of the future electric automobile; the fuel cell is a power generation device which directly converts chemical energy existing in fuel and oxidant into electric energy, the fuel of the hydrogen fuel cell is hydrogen and oxygen, and the reaction product of the hydrogen fuel cell is only water, so that the hydrogen fuel cell automobile achieves zero emission and zero pollution in a real sense.
Since the output voltage of the hydrogen fuel cell is low, the fluctuation is large, and the output characteristic is relatively soft; if the fuel cell is used as a direct driving power supply of an electric automobile, a DC-DC converter with harder output characteristics is connected after the fuel cell, a unified power supply is formed by the fuel cell and the DC-DC converter to supply power to the whole automobile, the unstable direct current low voltage output by the fuel cell is converted into stable high voltage by the DC-DC power supply and stored in the power cell, the power cell system is required to provide an auxiliary power supply of 12V for the fuel cell controller in advance before starting, the high voltage output by the power cell is required to be converted into direct current of 12V by the DC-DC power supply so as to provide power for the fuel cell controller, and the air compressor of the fuel cell is required to provide working voltage of 300V to 375V after the fuel cell controller is powered on.
Disclosure of Invention
The invention aims to solve the technical problem of providing the three-in-one vehicle-mounted DCDC integrated power supply which can simultaneously meet the use requirements of different powers, has the advantages of simple structure, small occupied space, convenient installation and wiring manufacture and low cost.
The invention relates to a three-in-one vehicle-mounted DCDC integrated power supply, which is characterized in that: the three-stage DC/DC converter is respectively a first DC/DC converter capable of converting electric energy of the power battery system into 12V direct current to be output to drive the fuel battery controller to start, a second DC/DC converter capable of converting electric energy of the power battery system into 300V-375V direct current to drive the fuel battery air compressor to work and a third DC/DC converter capable of converting 100V-400V direct current output by the fuel battery engine into 450V-750V stable direct current to be output to the power battery system; the input ends of the first DC/DC converter, the second DC/DC converter and the output end of the third DC/DC converter are simultaneously connected to the power battery system, the output end of the first DC/DC converter is connected to the fuel battery controller, the output end of the second DC/DC converter is connected to the fuel battery air compressor, and the input end of the third DC/DC converter is connected to the fuel battery engine; the power battery system is connected to the motor through a motor controller, the fuel battery system, the motor and the three-stage DC/DC converter are connected with the controller, and the controller is connected to the automobile bus through CAN communication;
the input ends of the first DC/DC converter and the second DC/DC converter share the same integrated port connected with the power battery terminal with the output end of the third DC/DC converter;
the controller does not comprise a whole vehicle controller which is connected with the motor and can control the start and stop of the motor, and the whole vehicle controller is simultaneously connected to a fuel cell controller in a fuel cell system of the fuel cell system and a DC/DC controller which can control the three-stage DC/DC converter to work respectively;
and the communication between the DC/DC controller and the whole vehicle controller and between the DC/DC controller and the fuel cell controller is realized through CAN protocol communication.
The controller is connected with an auxiliary power supply;
the controller is also directly connected to the fuel cell controller of the fuel cell and the three stage DC/DC converter through the drive circuit.
The three-in-one vehicle-mounted DCDC integrated power supply is characterized in that a fuel cell controller, a fuel cell air compressor and a fuel cell engine of a vehicle-mounted fuel cell system are respectively connected with a three-stage DC/DC converter, the three-stage DC/DC converters share the same integrated port and are connected with a power battery, 3 power supplies with different power levels and different voltage ranges can be simultaneously provided, the power supplies work cooperatively, the operation is stable, the use requirements of different powers are met, the wiring harness arrangement and assembly of the whole vehicle are convenient, the structure is simple, the occupied space is small, the installation wiring and the control operation are convenient, the cost is low, and the three-in-one vehicle-mounted DCDC integrated power supply is suitable for the requirements of integrated design and intelligent control.
Drawings
FIG. 1 is a schematic diagram of a frame structure of a whole vehicle power system of a three-in-one vehicle-mounted DCDC integrated power supply according to an embodiment of the invention;
FIG. 2 is a schematic diagram of the energy flow of a three-in-one vehicle DCDC integrated power supply according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a system control principle of a three-in-one vehicle-mounted DCDC integrated power supply according to an embodiment of the present invention.
Detailed Description
As shown in the figure, the three-in-one vehicle-mounted DCDC integrated power supply comprises three-stage DC/DC converters connected in parallel between a vehicle-mounted fuel cell system and a power cell system, wherein the three-stage DC/DC converters are respectively a first DC/DC converter DC/DC1 capable of converting electric energy of the power cell system into 12V direct current and outputting the 12V direct current to drive a fuel cell controller to start, a second DC/DC converter DC/DC2 capable of converting electric energy of the power cell system into 300V-375V direct current to drive a fuel cell air compressor to work, and a third DC/DC converter DC/DC3 capable of converting 100V-400V direct current output by a fuel cell engine into 450V-750V stable direct current and outputting the 450V stable direct current to the power cell system; the input ends of the first DC/DC converter DC/DC1 and the second DC/DC converter DC/DC2 and the output end of the third DC/DC converter DC/DC3 are simultaneously connected to the power battery system, the input ends of the first DC/DC converter DC/DC1 and the second DC/DC converter DC/DC2 and the output end of the third DC/DC converter DC/DC3 share the same integrated port connected with the power battery terminal, and the three-stage DC/DC converter is integrated into an integrated structure through the integrated port, so that intelligent installation and control are facilitated; the output end of the first DC/DC converter DC/DC1 is connected to the fuel cell controller, the output end of the second DC/DC converter DC/DC2 is connected to the fuel cell air compressor, and the input end of the third DC/DC converter DC/DC3 is connected to the fuel cell engine; the power battery system is connected to the motor through a motor controller, the fuel battery system, the motor and the three-stage DC/DC converter are connected with the controller, and the controller is connected to the automobile bus through CAN communication;
the controller comprises a whole vehicle controller which is connected with the motor and can control the start and stop of the motor, and the whole vehicle controller is simultaneously connected to a fuel cell controller in a fuel cell system of the fuel cell system and a DC/DC controller which can control the three-stage DC/DC converter to work respectively;
the communication between the DC/DC controller and the whole vehicle controller and the fuel cell controller is realized through CAN protocol.
The controller is connected with an auxiliary power supply;
the controller is also directly connected to the fuel cell controller of the fuel cell and the three-stage DC/DC converter through the driving circuit.
The three-in-one vehicle-mounted DCDC integrated power supply is characterized in that a fuel cell controller, a fuel cell air compressor and a fuel cell engine of a vehicle-mounted fuel cell system are respectively connected with a three-stage DC/DC converter, the three-stage DC/DC converters share the same integrated port and are connected with a power battery, 3 power supplies with different power levels and different voltage ranges can be simultaneously provided, the power supplies work cooperatively, the operation is stable, the use requirements of different powers are met, the wiring harness arrangement and assembly of the whole vehicle are convenient, the structure is simple, the occupied space is small, the installation wiring and the control operation are convenient, the cost is low, and the three-in-one vehicle-mounted DCDC integrated power supply is suitable for the requirements of integrated design and intelligent control.
The specific technical scheme is as follows: integrating 3 DC/DC power supplies with different power requirements and different voltage conversion requirements into a system;
1. the 3-level DC/DC converter is integrated to form an integrated structure, so that the number and the installation steps of a packaging shell, a plug connector and a wire harness part are reduced, and meanwhile, the electrical connection reliability is improved; the integrated system has the advantages of simple structure, simplified process, low manufacturing cost and convenient installation, is beneficial to the arrangement and assembly of the whole wire harness and can improve the economic benefit;
2. the integrated design, intelligent control, collaborative work between each power, control is more reasonable, safety.
The power supply can provide 3 power supplies with different power classes and different voltage ranges, the power supplies work cooperatively to promote the stability of a power system of the fuel cell electric vehicle, and the DC/DC3 power supply has the function of converting unstable low voltage output by the hydrogen fuel cell into stable high voltage to charge the power cell, and the power cell drives the motor controller again. The DC/DC2 power supply provides an auxiliary power supply for the fuel cell controller, and the DC/DC1 power supply provides a driving power supply for the fuel cell controller.
The fuel cell system requires 3 DC/DC converters in total to complete energy conversion; firstly, converting the electricity of a power battery into 12V direct current through DC/DC1, and outputting the 12V direct current to drive a fuel battery controller to start; then, the electricity of the power battery is converted into direct current of about 300V-375V through DC/DC2, and the air compressor of the fuel battery is driven to work. Finally, the fuel cell engine emits direct current of about 100V-400V, and then the direct current is boosted by DC/DC3 and converted into adjustable stable direct current for output, the adjustable range is 450V-750V, and the energy is stored in the power cell; the power battery drives the motor controller to work and drives the motor to work.
The input end of the DC/DC2 and the input end of the DC/DC1 and the output end of the DC/DC3 share 1 port, and are connected with a power battery, and the integration of 3 DC/DC power supplies is completed through the terminal of the common power battery. And meanwhile, the DC/DC1 and the DC/DC2 flow energy from the power battery to the fuel battery system, the DC/DC3 flows energy from the fuel battery to the power battery, and the energy of the 3 types of DC/DC power supplies flows unidirectionally.
Claims (6)
1. The utility model provides a on-vehicle DCDC integrated power supply of trinity which characterized in that: the three-stage DC/DC converter is respectively a first DC/DC converter capable of converting electric energy of the power battery system into 12V direct current to be output to drive the fuel battery controller to start, a second DC/DC converter capable of converting electric energy of the power battery system into 300V-375V direct current to drive the fuel battery air compressor to work and a third DC/DC converter capable of converting 100V-400V direct current output by the fuel battery engine into 450V-750V stable direct current to be output to the power battery system; the input ends of the first DC/DC converter, the second DC/DC converter and the output end of the third DC/DC converter are simultaneously connected to the power battery system, the output end of the first DC/DC converter is connected to the fuel battery controller, the output end of the second DC/DC converter is connected to the fuel battery air compressor, and the input end of the third DC/DC converter is connected to the fuel battery engine; the power battery system is connected to the motor through the motor controller, the fuel battery system, the motor and the three-stage DC/DC converter are connected with the controller, and the controller is connected to the automobile bus through CAN communication.
2. The three-in-one vehicle-mounted DCDC integrated power supply of claim 1, wherein: the input ends of the first DC/DC converter and the second DC/DC converter share the same integrated port connected with the power battery terminal with the output end of the third DC/DC converter.
3. The three-in-one vehicle-mounted DCDC integrated power supply of claim 1, wherein: the controller comprises a whole vehicle controller which is connected with the motor and can control the motor to start and stop, and the whole vehicle controller is simultaneously connected to a fuel cell controller in a fuel cell system of the fuel cell system and a DC/DC controller which can control the three-stage DC/DC converter to work respectively.
4. A three-in-one vehicle-mounted DCDC integrated power supply according to claim 3, wherein: and the communication between the DC/DC controller and the whole vehicle controller and between the DC/DC controller and the fuel cell controller is realized through CAN protocol communication.
5. The three-in-one vehicle-mounted DCDC integrated power supply of claim 1, wherein: the controller is connected with an auxiliary power supply.
6. The three-in-one vehicle-mounted DCDC integrated power supply of claim 1, wherein: the controller is also directly connected to a fuel cell controller and a three stage DC/DC converter within the fuel cell system through a drive circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810501658.9A CN108482172B (en) | 2018-05-23 | 2018-05-23 | Three-in-one vehicle-mounted DCDC integrated power supply |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810501658.9A CN108482172B (en) | 2018-05-23 | 2018-05-23 | Three-in-one vehicle-mounted DCDC integrated power supply |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108482172A CN108482172A (en) | 2018-09-04 |
CN108482172B true CN108482172B (en) | 2024-01-02 |
Family
ID=63351094
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810501658.9A Active CN108482172B (en) | 2018-05-23 | 2018-05-23 | Three-in-one vehicle-mounted DCDC integrated power supply |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108482172B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110293918A (en) * | 2019-05-08 | 2019-10-01 | 武汉格罗夫氢能汽车有限公司 | A kind of integrated DCDC system of hydrogen cell automobile |
CN112054501A (en) * | 2020-09-01 | 2020-12-08 | 东风汽车集团有限公司 | Fuel cell double-high-voltage power supply and power supply system based on high-power requirement |
CN115863792A (en) * | 2022-11-24 | 2023-03-28 | 如果新能源科技(江苏)股份有限公司 | Configuration method of battery system and electronic terminal equipment |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6321145B1 (en) * | 2001-01-29 | 2001-11-20 | Delphi Technologies, Inc. | Method and apparatus for a fuel cell propulsion system |
JP2005045883A (en) * | 2003-07-24 | 2005-02-17 | Honda Motor Co Ltd | Hybrid vehicle |
CN1883981A (en) * | 2006-06-07 | 2006-12-27 | 清华大学 | Method for controlling output power of vehicular fuel cell system |
JP2009254155A (en) * | 2008-04-08 | 2009-10-29 | Toyota Motor Corp | Fuel cell hybrid system |
CN101689804A (en) * | 2008-02-06 | 2010-03-31 | 本田技研工业株式会社 | Electric vehicle, and method for cooling vehicular dc/dc-converter |
JP2011036101A (en) * | 2009-08-05 | 2011-02-17 | Honda Motor Co Ltd | Power supplying system |
CN205800821U (en) * | 2016-07-11 | 2016-12-14 | 武汉合康动力技术有限公司 | A kind of special-purpose vehicle three-in-one integrated power supply Auxiliary Power Unit Controller |
CN107878252A (en) * | 2017-12-15 | 2018-04-06 | 包头市天盛重工有限公司 | A kind of pure electronic mine wide-body car |
CN107901776A (en) * | 2017-11-15 | 2018-04-13 | 吉林大学 | Electric automobile composite power source fuel cell hybrid energy system power dividing method |
DE102016221514A1 (en) * | 2016-11-03 | 2018-05-03 | Audi Ag | Energy-technical coupling of a high-voltage on-board electrical system with a low voltage on-board electrical system |
CN208855440U (en) * | 2018-05-23 | 2019-05-14 | 威腾电气集团股份有限公司 | A kind of three-in-one vehicle-mounted DCDC integrated power supply |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3832417B2 (en) * | 2002-10-22 | 2006-10-11 | 日産自動車株式会社 | Fuel cell system |
JP4764499B2 (en) * | 2009-08-05 | 2011-09-07 | 本田技研工業株式会社 | DC / DC converter and power supply system including the DC / DC converter |
-
2018
- 2018-05-23 CN CN201810501658.9A patent/CN108482172B/en active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6321145B1 (en) * | 2001-01-29 | 2001-11-20 | Delphi Technologies, Inc. | Method and apparatus for a fuel cell propulsion system |
JP2005045883A (en) * | 2003-07-24 | 2005-02-17 | Honda Motor Co Ltd | Hybrid vehicle |
CN1883981A (en) * | 2006-06-07 | 2006-12-27 | 清华大学 | Method for controlling output power of vehicular fuel cell system |
CN101689804A (en) * | 2008-02-06 | 2010-03-31 | 本田技研工业株式会社 | Electric vehicle, and method for cooling vehicular dc/dc-converter |
JP2009254155A (en) * | 2008-04-08 | 2009-10-29 | Toyota Motor Corp | Fuel cell hybrid system |
JP2011036101A (en) * | 2009-08-05 | 2011-02-17 | Honda Motor Co Ltd | Power supplying system |
CN205800821U (en) * | 2016-07-11 | 2016-12-14 | 武汉合康动力技术有限公司 | A kind of special-purpose vehicle three-in-one integrated power supply Auxiliary Power Unit Controller |
DE102016221514A1 (en) * | 2016-11-03 | 2018-05-03 | Audi Ag | Energy-technical coupling of a high-voltage on-board electrical system with a low voltage on-board electrical system |
CN107901776A (en) * | 2017-11-15 | 2018-04-13 | 吉林大学 | Electric automobile composite power source fuel cell hybrid energy system power dividing method |
CN107878252A (en) * | 2017-12-15 | 2018-04-06 | 包头市天盛重工有限公司 | A kind of pure electronic mine wide-body car |
CN208855440U (en) * | 2018-05-23 | 2019-05-14 | 威腾电气集团股份有限公司 | A kind of three-in-one vehicle-mounted DCDC integrated power supply |
Also Published As
Publication number | Publication date |
---|---|
CN108482172A (en) | 2018-09-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Thounthong et al. | Comparative study of fuel-cell vehicle hybridization with battery or supercapacitor storage device | |
CN108482172B (en) | Three-in-one vehicle-mounted DCDC integrated power supply | |
CN103633842B (en) | A kind of Single switch oppositely exports secondary molded breadth gain changer | |
CN103192717B (en) | Low-voltage power supply system of hybrid power automobile and control method thereof | |
CN203601032U (en) | Fuel cell and solar energy combined supply electric automobile | |
CN109606600A (en) | A kind of ship renewable energy hybrid power system | |
CN104627015A (en) | Energy management system of new type fuel cell hybrid electric vehicle | |
CN104627002A (en) | Fuel battery and solar energy combined supply type electric vehicle | |
CN204055403U (en) | A kind of redundant circuit structure of accessory feed of electric-vehicle-mounted DC/DC device | |
CN213619646U (en) | Car as a house power management system | |
CN110053501A (en) | Charging, drive system and the charging unit of electric car | |
CN101593985B (en) | Self-powered charging device and charging method | |
KR20090104171A (en) | Battery charging method for electric vehicle | |
CN201845828U (en) | Fuel cell stroke lengthening unit system | |
CN211405918U (en) | Four-in-one distribution box of hydrogen fuel cell system | |
CN211844153U (en) | All-in-one integrated control system for fuel cell automobile control | |
CN106059229A (en) | Asynchronous power generation system and train | |
CN2915591Y (en) | DC busbar voltage active control type electric machine drive system for hybrid powered automobile | |
CN208855440U (en) | A kind of three-in-one vehicle-mounted DCDC integrated power supply | |
CN204055293U (en) | There is the integrated electric drive system of distance increasing unit | |
CN203590037U (en) | Single switch inverted output secondary wide gain converter | |
TWI587617B (en) | Two - way power converter and its operation method | |
CN212124898U (en) | Movable direct-current charging pile with variable charging power | |
CN211809102U (en) | Fuel cell direct current converter and electric vehicle power supply system | |
CN113675434A (en) | Fuel cell energy management system of hydrogen energy automobile |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |