CN209650049U - A kind of stroke-increasing electric automobile - Google Patents
A kind of stroke-increasing electric automobile Download PDFInfo
- Publication number
- CN209650049U CN209650049U CN201920013055.4U CN201920013055U CN209650049U CN 209650049 U CN209650049 U CN 209650049U CN 201920013055 U CN201920013055 U CN 201920013055U CN 209650049 U CN209650049 U CN 209650049U
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- China
- Prior art keywords
- heat exchanger
- heat
- stroke
- electric automobile
- delivery pipe
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Classifications
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
-
- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
Abstract
A kind of stroke-increasing electric automobile, including car body, driving motor, energy-storage system, miniature gas turbine and heat-exchange system；The driving motor, energy-storage system, miniature gas turbine and heat-exchange system are located on the vehicle frame of car body；Electrical power generators in miniature gas turbine drive the driving motor and/or store for energy-storage system；The waste heat of tail gas is absorbed and utilized heat-exchange system again.This has the stroke-increasing electric automobile of heat-exchange system, the heat of exhaust gas after the acting of double absorption turbine, while absorbing the heat of battery pack and generator work generation, is recycled；While efficiently utilizing the energy, battery pack and generator cooling and heat dissipation are given, secondary exhaust gas cooling is allowed to that air can be directly discharged into；The heat of recycling is used for combustion-supporting to combustion chamber after car room heating or heated compressed air；Achieve the effect that environmental protection and energy saving, utilize the energy efficiently.
Description
Technical field
The utility model relates to automobile technical fields, and in particular to a kind of stroke-increasing electric automobile.
Background technique
Conventional fuel oil car is not high to the utilization rate of the energy, and low efficiency is larger to the harm of environment.With environment and air matter
The variation of amount, more and more people reinforce the consciousness of environmental protection, and stroke-increasing electric automobile is as new energy vehicle many
It is increasingly pursued by people under the promoting of objective factor.
However in the prior art, the exhaust gas that turbine is discharged in stroke-increasing electric automobile is merely through regenerator to compressor
Compressed air is heated, and improves the temperature for entering the compressed air of combustion chamber, thus to improve efficiency of combustion.However, this is useless
For gas by the recycling of waste heat, the exhaust gas temperature that atmosphere is discharged is still higher, and the thermal efficiency causes the utilization of the energy using insufficient
Rate is not high.
Utility model content
The purpose of the utility model is to provide a kind of stroke-increasing electric automobiles, carry out repeatedly recycling benefit to the waste heat of exhaust gas
With the raising thermal efficiency, environmental protection and energy saving utilize the energy efficiently.
In order to achieve the above objectives, the utility model adopts the following technical solutions:
The utility model provides a kind of stroke-increasing electric automobile, including car body 1, driving motor 2, energy-storage system 3, miniature
Gas turbine 4 and heat-exchange system 5；
The car body 1 includes car room 101 and wheel 102；The driving motor 2, energy-storage system 3,4 and of miniature gas turbine
Heat-exchange system 5 is located on the vehicle frame of the car body 1；
The energy-storage system 3 includes battery pack 301；
The miniature gas turbine 4 includes generator 401, compressor 402, combustion chamber 403 and turbine 404；
The heat-exchange system 5 includes the first radiator 501, the second radiator 502, three-level heat exchanger 503, secondary heat exchanger
504 and first-class heat exchanger 505；
Compressed air inlet port 6 is provided on the compressor 402, air enters compression by compressed air inlet port 6
Machine 402；The compressor 402 is connect by the first delivery pipe 601 with the three-level heat exchanger 503；The three-level heat exchanger 503
It is connect by the second delivery pipe 602 with the secondary heat exchanger 504；The secondary heat exchanger 504 by third delivery pipe 603 with
The first-class heat exchanger 505 connects；The first-class heat exchanger 505 is connect by the 4th delivery pipe 604 with combustion chamber 403；Burning
The exhaust outlet of room 403 connects the turbine 404；The generator 401 is electrically connected with the battery pack 301 and driving motor 2；
The 7th delivery pipe 801 is provided between the first-class heat exchanger 505 and turbine 404.
In some specific embodiments, the setting of the first radiator 501 inside has cooling in 301 periphery of battery pack
Liquid, the first radiator 501 are connect through the 5th delivery pipe 701 and the 6th delivery pipe 702 with the three-level heat exchanger 503.
In some specific embodiments, the setting of the second radiator 502 inside has cooling in 401 periphery of generator
Liquid, the second radiator 502 are connect through the 5th delivery pipe 701 and the 6th delivery pipe 702 with the three-level heat exchanger 503.
In some specific embodiments, lateral 9, the lateral 9 are provided in second delivery pipe 602
It is connected to car room 101.
In some specific embodiments, the first-class heat exchanger 505 is arranged in 4 inner combustion chamber 403 of miniature gas turbine
Periphery, be hollow structure, hollow space accommodates the combustion chamber 403.
In some specific embodiments, turbine 404 in miniature gas turbine 4 is arranged in the secondary heat exchanger 504
Periphery, is hollow structure, and hollow space accommodates the turbine 404.
In some specific embodiments, the three-level heat exchanger 503 is arranged in 4 inner compressor 402 of miniature gas turbine
Periphery, be hollow structure, hollow space accommodates the compressor 402.
In some specific embodiments, the first-class heat exchanger 505, secondary heat exchanger 504 and three-level heat exchanger 503 are wrapped
Include multiple pipe heat exchangers, the pipe heat exchanger includes the inner and outer tubes of coaxial arrangement, the inner surface of said inner tube and outer
Surface is fixedly installed heat exchange element.
In some specific embodiments, the heat exchange element is multiple, the irregular interior table that said inner tube is arranged in
Face and outer surface；The shape of the heat exchange element is irregular shape；；The profile diameter range of the heat exchange element is 0.01-1
μm。
In some specific embodiments, the described first to the 7th delivery pipe 601,602,603,604,701,702,801
It is provided with insulating layer, the insulating layer is aerogel material or the soft felt of compound heat-insulation.
In conclusion the utility model provides a kind of stroke-increasing electric automobile, including car body, driving motor, energy storage system
System, miniature gas turbine and heat-exchange system；The driving motor, energy-storage system, miniature gas turbine and heat-exchange system are located at car body 1
Vehicle frame on；Electrical power generators in miniature gas turbine drive the driving motor and/or store for energy-storage system；Heat-exchange system
The waste heat of tail gas is absorbed and utilized again.This has the stroke-increasing electric automobile of heat-exchange system, gives up after the acting of double absorption turbine
The heat of gas, while the heat of battery pack and generator work generation is absorbed, it is recycled；Efficiently utilizing the same of the energy
When, battery pack and generator cooling and heat dissipation are given, secondary exhaust gas cooling is allowed to that air can be directly discharged into；The heat of recycling is used for vehicle
It is combustion-supporting to combustion chamber after room heating or heated compressed air；Achieve the effect that environmental protection and energy saving, utilize the energy efficiently.
Detailed description of the invention
Fig. 1 is the structural block diagram of the stroke-increasing electric automobile of the utility model；
Fig. 2 is the structural schematic diagram of the first-class heat exchanger of the utility model, secondary heat exchanger and three-level heat exchanger.
Appended drawing reference:
1, car body；101, car room；102, wheel；2, driving motor；3, energy-storage system；301, battery pack；4, miniature gas
Turbine；401, generator；402, compressor；403, combustion chamber；404, turbine；5, heat-exchange system；501, the first radiator；502,
Second radiator；503, three-level heat exchanger；504, secondary heat exchanger；505, first-class heat exchanger；6, compressed air inlet port；601,
First delivery pipe；602, the second delivery pipe；603, third delivery pipe；604, the 4th delivery pipe；701, the 5th delivery pipe；702,
Six delivery pipes；8, exhaust outlet；801, the 7th delivery pipe.
Specific embodiment
To make the objectives, technical solutions and advantages of the present invention clearer, With reference to embodiment
And referring to attached drawing, the utility model is further described.It should be understood that these descriptions are merely illustrative, and do not really want
Limit the scope of the utility model.In addition, in the following description, descriptions of well-known structures and technologies are omitted, to avoid not
Necessarily obscure the concept of the utility model.
The utility model provides a kind of stroke-increasing electric automobile, as shown in Figure 1, including car body 1, driving motor 2, energy storage
System 3, miniature gas turbine 4, heat-exchange system 5.Car body 1 includes car room 101, wheel 102；It is driving motor 2, energy-storage system 3, micro-
Type gas turbine 4 and heat-exchange system 5 are located on the vehicle frame of car body 1.Energy-storage system 3 includes battery pack 301.Miniature gas turbine 4
Including generator 401, compressor 402, combustion chamber 403 and turbine 404.Heat-exchange system 5 is dissipated including the first radiator 501, second
Hot device 502, three-level heat exchanger 503, secondary heat exchanger 504 and first-class heat exchanger 505.Compressed air is provided on compressor 402
Air inlet 6, so that air enters compressor 402 and is formed as compressed air.Compressor 402 passes through the first delivery pipe 601 and three-level
Heat exchanger 503 connects, and compressed air enters three-level heat exchanger 503 by the first delivery pipe 601 and carries out first time heating；Three-level is changed
The second delivery pipe 602 is provided between hot device 503 and secondary heat exchanger 504, the compressed air of heating passes through again by first time
Second delivery pipe 602 enters secondary heat exchanger 504 and carries out second of heating；Between secondary heat exchanger 504 and first-class heat exchanger 505
It is provided with third delivery pipe 603, the compressed air by second of heating enters first-class heat exchanger by third delivery pipe 603
505 carry out third time heating, then enter combustion chamber 403 by the 4th delivery pipe 604 so that burning uses.It is heated by three-level
Compressed air enter behind combustion chamber 403 and mix full combustion with fuel.The exhaust outlet of combustion chamber 403 connects turbine 404, burning
Air work in room 403 after burning pushes turbine 404 to rotate, and generator 401 is driven to generate electricity.Generator 401 and battery pack 301
It is electrically connected with driving motor 2, the electric energy supply battery pack 301 and/or driving motor 2 that generator 401 generates electricity, 2 band of driving motor
Motor car wheel 102 rotates, therefore stroke-increasing electric automobile is travelled.
Further, the 7th delivery pipe 801 is provided between first-class heat exchanger 505 and turbine 404, what turbine 404 generated
Exhaust gas enters first-class heat exchanger 505 by the 7th delivery pipe 801, is carried out using the heat of high-temp waste gas to the compressed air in it
Heating, is discharged after heating subsequently into secondary heat exchanger 504 to the compressed air in it through exhaust outlet 8.
Further, the setting of the first radiator 501 inside has coolant liquid in 301 periphery of battery pack, and coolant liquid absorbs battery
Enter three-level heat exchanger 503 through the 5th delivery pipe 701 after the heat of group work generation to exchange heat, add for the first time to compressed air
Heat, discharge heat after through the 6th delivery pipe 702 enter the first radiator 501, cycle heat exchange be 301 radiating and cooling of battery pack.
The setting of second radiator 502 inside has coolant liquid in 401 periphery of generator, and coolant liquid absorbs generator 401 and works
Enter three-level heat exchanger 503 through the 5th delivery pipe 701 after the heat of generation to exchange heat, carries out first time heating to compressed air, release
Enter the second radiator 501 through the 6th delivery pipe 702 after thermal discharge, cycle heat exchange is 401 radiating and cooling of generator.5th,
For six delivery pipes 701 and 702 respectively there are two branch, the first branch is connected to the first radiator 501, and the second branch is connected to the second radiator
502。
The compressed air of compressor 402 enters three-level heat exchanger 503 through the first delivery pipe 601 and carries out first time heating,
Then enter secondary heat exchanger 504 through the second delivery pipe 602 and carry out second of heating, then enter level-one through third delivery pipe 603
Enter combustion chamber through the 4th delivery pipe 604 after the progress third time heating of heater 505 for burning.
It is provided with lateral 9 in second delivery pipe 602, the compressed air after can heating first time is delivered to car room
101, it heats up to car room.
As shown in Fig. 2, the periphery of 4 inner combustion chamber 403 of miniature gas turbine is arranged in first-class heat exchanger 505, it is hollow knot
Structure, hollow space accommodate combustion chamber 403 just.
Further, the periphery of turbine 404 in miniature gas turbine 4 is arranged in secondary heat exchanger 504, is hollow structure,
Hollow space accommodates turbine 404 just.
Further, the periphery of 4 inner compressor 402 of miniature gas turbine is arranged in three-level heat exchanger 503, is hollow knot
Structure, hollow space accommodate compressor 402 just and do not influence the compressed air inlet port 6 of compressor 402；First-class heat exchanger 505
It is consistent with secondary heat exchanger 504,503 housing profile of three-level heat exchanger, it is easily installed.
Further, first-class heat exchanger 505, secondary heat exchanger 504, three-level heat exchanger 503 include multiple pipe heat exchangers,
Pipe heat exchanger includes the inner and outer tubes of coaxial arrangement, and the inner surface and the outer surface of inner tube is fixedly installed heat exchange element,
Heat exchange element be it is multiple, thus multiple heat exchange elements are arranged to increase in irregular the inner surface and the outer surface that inner tube is arranged in
The heat exchange surface area of heat exchanger, provides heat exchange efficiency.The shape of heat exchange element is irregular shape；Preferably, the heat exchange member
The shape of part is coralliform or burr shape；Preferably, the shape maximum gauge range of heat exchange element is 0.01-1 μm, further excellent
Choosing, the profile diameter of heat exchange element is 0.05 μm.It in the particular embodiment, can be thermal medium, that is, tail gas in inner tube, outside
Pipe can be cold medium, that is, compressed air or heat dissipation air；Preferred cold medium and thermal medium are counter-flow arrangement.
Further, the first to the 7th delivery pipe 601,602,603,604,701,702,801 and lateral 9 are all provided with
It is equipped with insulating layer, is used to keep the temperature or heat-insulated.The preferred aerogel material of insulating layer or the soft felt of compound heat-insulation.
In conclusion the utility model provides a kind of stroke-increasing electric automobile, including car body, driving motor, energy storage system
System, miniature gas turbine and heat-exchange system；The driving motor, energy-storage system, miniature gas turbine and heat-exchange system are located at car body
Vehicle frame on；Electrical power generators in miniature gas turbine drive the driving motor and/or store for energy-storage system；Heat-exchange system
The waste heat of tail gas is absorbed and utilized again.This has the stroke-increasing electric automobile of heat-exchange system, gives up after the acting of double absorption turbine
The heat of gas, while the heat of battery pack and generator work generation is absorbed, it is recycled；Efficiently utilizing the same of the energy
When, battery pack and generator cooling and heat dissipation are given, secondary exhaust gas cooling is allowed to that air can be directly discharged into；The heat of recycling is used for vehicle
It is combustion-supporting to combustion chamber after room heating or heated compressed air；Achieve the effect that environmental protection and energy saving, utilize the energy efficiently.
It should be understood that the above-mentioned specific embodiment of the utility model is used only for exemplary illustration or explains this reality
With novel principle, without constituting limitations of the present invention.Therefore, in the spirit and scope without departing from the utility model
In the case of any modification, equivalent substitution, improvement and etc. done, should be included within the scope of protection of this utility model.In addition,
The appended claims for the utility model are intended to cover to fall into attached claim scope and boundary or this range and boundary
Whole change and modification in equivalent form.
Claims (10)
1. a kind of stroke-increasing electric automobile, which is characterized in that including car body (1), driving motor (2), energy-storage system (3), miniature
Gas turbine (4) and heat-exchange system (5)；
The car body (1) includes car room (101) and wheel (102)；The driving motor (2), energy-storage system (3), miniature gas
Turbine (4) and heat-exchange system (5) are located on the vehicle frame of the car body (1)；
The energy-storage system (3) includes battery pack (301)；
The miniature gas turbine (4) includes generator (401), compressor (402), combustion chamber (403) and turbine (404)；
The heat-exchange system (5) is changed including the first radiator (501), the second radiator (502), three-level heat exchanger (503), second level
Hot device (504) and first-class heat exchanger (505)；
It is provided with compressed air inlet port (6) on the compressor (402), air enters pressure by compressed air inlet port (6)
Contracting machine (402)；The compressor (402) is connect by the first delivery pipe (601) with the three-level heat exchanger (503)；Described three
Grade heat exchanger (503) is connect by the second delivery pipe (602) with the secondary heat exchanger (504)；The secondary heat exchanger (504)
It is connect by third delivery pipe (603) with the first-class heat exchanger (505)；The first-class heat exchanger (505) passes through the 4th conveying
Pipe (604) is connect with combustion chamber (403)；The exhaust outlet of combustion chamber (403) connects the turbine (404)；The generator (401)
It is electrically connected with the battery pack (301) and/or driving motor (2)；
The 7th delivery pipe (801) is provided between the first-class heat exchanger (505) and turbine (404).
2. stroke-increasing electric automobile as described in claim 1, which is characterized in that first radiator (501) is arranged in electricity
, inside there is coolant liquid in pond group (301) periphery, the first radiator (501) is through the 5th delivery pipe (701) and the 6th delivery pipe (702)
It is connect with the three-level heat exchanger (503).
3. stroke-increasing electric automobile as claimed in claim 2, which is characterized in that the second radiator (502) setting is being sent out
, inside there is coolant liquid in motor (401) periphery, the second radiator (502) is through the 5th delivery pipe (701) and the 6th delivery pipe (702)
It is connect with the three-level heat exchanger (503).
4. stroke-increasing electric automobile as described in claim 1, which is characterized in that be provided on second delivery pipe (602)
Lateral (9), the lateral (9) are connected to car room (101).
5. stroke-increasing electric automobile as described in claim 1, which is characterized in that the first-class heat exchanger (505) is arranged micro-
The periphery of type gas turbine (4) inner combustion chamber (403), is hollow structure, and hollow space accommodates the combustion chamber (403).
6. stroke-increasing electric automobile as described in claim 1, which is characterized in that the secondary heat exchanger (504) is arranged micro-
The periphery of type gas turbine (4) interior turbine (404), is hollow structure, and hollow space accommodates the turbine (404).
7. stroke-increasing electric automobile as described in claim 1, which is characterized in that the three-level heat exchanger (503) is arranged micro-
The periphery of type gas turbine (4) inner compressor (402), is hollow structure, and hollow space accommodates the compressor (402).
8. stroke-increasing electric automobile as described in claim 1, which is characterized in that the first-class heat exchanger (505), secondary heat exchange
Device (504) and three-level heat exchanger (503) include multiple pipe heat exchangers, the pipe heat exchanger include coaxial arrangement inner tube and
The inner surface and the outer surface of outer tube, said inner tube is fixedly installed heat exchange element.
9. stroke-increasing electric automobile as claimed in claim 8, which is characterized in that the heat exchange element be it is multiple, be arranged in institute
State the inner surface and the outer surface of inner tube；The profile diameter range of the heat exchange element is 0.01-1 μm.
10. stroke-increasing electric automobile as claimed in claim 2, which is characterized in that the described first to the 7th delivery pipe (601,
602, it 603,604,701,702,801) is provided with insulating layer, the insulating layer is that aerogel material or compound heat-insulation are soft
Felt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920013055.4U CN209650049U (en) | 2019-01-04 | 2019-01-04 | A kind of stroke-increasing electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920013055.4U CN209650049U (en) | 2019-01-04 | 2019-01-04 | A kind of stroke-increasing electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209650049U true CN209650049U (en) | 2019-11-19 |
Family
ID=68520324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920013055.4U Active CN209650049U (en) | 2019-01-04 | 2019-01-04 | A kind of stroke-increasing electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209650049U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113123872A (en) * | 2019-12-30 | 2021-07-16 | 余四艳 | Novel energy of super high-efficient environmental protection increases special engine of journey |
| CN113123865A (en) * | 2019-12-30 | 2021-07-16 | 余四艳 | Ultra-efficient environment-friendly new energy closed-cycle high-power jet engine |
-
2019
- 2019-01-04 CN CN201920013055.4U patent/CN209650049U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113123872A (en) * | 2019-12-30 | 2021-07-16 | 余四艳 | Novel energy of super high-efficient environmental protection increases special engine of journey |
| CN113123865A (en) * | 2019-12-30 | 2021-07-16 | 余四艳 | Ultra-efficient environment-friendly new energy closed-cycle high-power jet engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210112 Address after: 100029 room 104, No.101, building 3, yard a 29, North Third Ring Middle Road, Xicheng District, Beijing Patentee after: Zhiyue Tengfeng Technology Group Co.,Ltd. Patentee after: XUNLING TENGFENG AUTOMOTIVE POWER TECHNOLOGY (BEIJING) Co.,Ltd. Address before: 101500 room 106-573, building 2, courtyard 8, Xingsheng South Road, Miyun District, Beijing Patentee before: XUNLING TENGFENG AUTOMOTIVE POWER TECHNOLOGY (BEIJING) Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100029 room 104, No.101, building 3, yard a 29, North Third Ring Middle Road, Xicheng District, Beijing Patentee after: Zhiyue Tengfeng Technology Group Co.,Ltd. Patentee after: Yongxu Tengfeng new energy power technology (Beijing) Co.,Ltd. Address before: 100029 room 104, No.101, building 3, yard a 29, North Third Ring Middle Road, Xicheng District, Beijing Patentee before: Zhiyue Tengfeng Technology Group Co.,Ltd. Patentee before: XUNLING TENGFENG AUTOMOTIVE POWER TECHNOLOGY (BEIJING) Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |