CN113335393A - Drag reduction and wind energy recovery device mounted at tail of automobile - Google Patents
Drag reduction and wind energy recovery device mounted at tail of automobile Download PDFInfo
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- CN113335393A CN113335393A CN202110699897.1A CN202110699897A CN113335393A CN 113335393 A CN113335393 A CN 113335393A CN 202110699897 A CN202110699897 A CN 202110699897A CN 113335393 A CN113335393 A CN 113335393A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D35/00—Vehicle bodies characterised by streamlining
- B62D35/007—Rear spoilers
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- 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
- B60L8/00—Electric propulsion with power supply from forces of nature, e.g. sun or wind
- B60L8/006—Converting flow of air into electric energy, e.g. by using wind turbines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/10—Combinations of wind motors with apparatus storing energy
- F03D9/11—Combinations of wind motors with apparatus storing energy storing electrical energy
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/30—Wind motors specially adapted for installation in particular locations
- F03D9/32—Wind motors specially adapted for installation in particular locations on moving objects, e.g. vehicles
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/728—Onshore wind turbines
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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
-
- 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
-
- 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
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/82—Elements for improving aerodynamics
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- General Engineering & Computer Science (AREA)
- Wind Motors (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention relates to a drag reduction and wind energy recovery device installed at the tail part of an automobile, which comprises: the speed sensor is used for acquiring the speed of the vehicle in real time and sending the speed to the central control unit of the vehicle; a fixed mount provided at a rear upper end portion of the vehicle; the wind power generation unit is respectively connected with the fixed frame and a battery of the vehicle and is used for converting wind energy into electric energy to charge the battery; the motor is respectively connected with the fixing frame and the central control unit, and the central control unit controls the motor to rotate according to the vehicle speed so as to drive the fixing frame to overturn. The invention has simple structure and high stability, and improves the endurance mileage of the electric automobile to the maximum extent through intelligent control.
Description
Technical Field
The invention relates to the technical field of vehicle-mounted energy, in particular to a drag reduction and wind energy recovery device arranged at the tail of an automobile.
Background
The electric automobile is more accepted by the public due to the practical advantages of stable work, no pollution, low noise and the like; it can also be combined with intelligent informatization means to develop future technologies such as unmanned driving and the like. Nowadays, more and more cities and areas are widely popularized, and electric vehicles are used for replacing traditional fuel vehicles, so that the aims of reducing pollution and protecting the environment are fulfilled. However, the electric vehicle has many limiting factors, and the most important problems are that the electric vehicle has short endurance, inconvenient charging, long charging time and the like. Generally speaking, when the endurance problem is solved, most of the current electric vehicle manufacturers adopt a method of increasing the battery capacity, but the large battery capacity also means long charging time, because the electric vehicles in the current market are various and have different types, and the battery types are not uniform, and the method of changing the battery cannot be adopted for quick charging.
Based on this problem of the time of endurance is short, among the prior art, charge the battery of vehicle through increasing wind energy recovery unit or light energy recovery unit, prolong the mileage of endurance then, to electric automobile, retrieve wind-force and generate electricity and have more extensive practicality for photovoltaic power generation, but current on-vehicle wind power generation set has only few effective generating efficiency, and the effect of endurance to the vehicle production is general.
Disclosure of Invention
In view of the above circumstances, an object of the present invention is to provide a device for drag reduction and wind energy recovery mounted at the tail of an automobile, which can utilize the wind energy generated during the driving of the automobile to the maximum extent to effectively increase the endurance mileage of the electric automobile.
In order to achieve the purpose, the invention provides the following scheme:
a drag reduction and wind energy recovery device installed at the tail of an automobile comprises:
the speed sensor is used for acquiring the speed of the vehicle in real time and sending the speed to the central control unit of the vehicle;
a fixed mount provided at a rear upper end portion of the vehicle;
the wind power generation unit is respectively connected with the fixed frame and a battery of the vehicle and is used for converting wind energy into electric energy to charge the battery;
the motor is respectively connected with the fixing frame and the central control unit, and the central control unit controls the motor to rotate according to the vehicle speed so as to drive the fixing frame to overturn.
Preferably, the fixing frame includes:
a connecting member fixedly provided at a rear upper end portion of the vehicle;
the rotating piece is connected with the connecting piece in a rotating mode through a pin shaft and connected with the wind power generation unit, the pin shaft is connected with an output shaft of the motor, the output shaft of the motor rotates to drive the pin shaft to rotate and then drive the rotating piece to rotate, and the rotating piece rotates to drive the wind power generation unit to turn over.
Preferably, when the vehicle speed is within a first threshold range, the central control unit controls the wind power generation unit to be in a vertical state;
and when the vehicle speed is within a second threshold range, the central control unit controls the wind power generation unit to be in a horizontal state.
Preferably, the wind power generation unit includes:
the base plate is connected with the fixing frame;
and the wind power generation device is arranged on the substrate, is connected with the battery and is used for converting wind energy into electric energy to charge the battery.
Preferably, a pin is arranged on the rotating part, and the connecting part and the wind power generation unit are rotatably connected through the pin.
Preferably, the wind power generation apparatus includes:
the n wind driven generators are arranged at the channels on the base plate, are connected with the batteries and are used for converting wind energy into electric energy to charge the batteries; the channel penetrates through the substrate in the thickness direction; n is a positive integer greater than or equal to 1.
Preferably, the wind power generator includes:
the rotating shaft is connected with the substrate through a connecting rod;
the m blades are fixedly arranged on the rotating shaft on the basis of uniform distribution; m is a positive integer greater than or equal to 1;
the generator is respectively connected with the rotating shaft and the battery, the blades and the rotating shaft are driven to rotate by the potential energy of wind, then the rotating shaft generates mechanical energy, and the generator generates electric energy according to the mechanical energy so as to charge the battery.
Preferably, the fixing frame is made of steel.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
the invention relates to a drag reduction and wind energy recovery device installed at the tail part of an automobile, which comprises: the speed sensor is used for acquiring the speed of the vehicle in real time and sending the speed to the central control unit of the vehicle; a fixed mount provided at a rear upper end portion of the vehicle; the wind power generation unit is respectively connected with the fixed frame and a battery of the vehicle and is used for converting wind energy into electric energy to charge the battery; the motor is respectively connected with the fixing frame and the central control unit, and the central control unit controls the motor to rotate according to the vehicle speed so as to drive the fixing frame to overturn. The invention has simple structure and high stability, and improves the endurance mileage of the electric automobile to the maximum extent through intelligent control.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a structural diagram of the drag reduction and wind energy recovery device installed at the tail of an automobile according to the present invention;
FIG. 2 is a structural view of a rotating member of the present invention;
FIG. 3 is a block diagram of a wind power unit according to the present invention;
FIG. 4 is a side cross-sectional view of a wind power unit of the present invention;
FIG. 5 is a diagram of the drag reduction and wind energy recovery device installed at the tail of an automobile.
Description of the symbols: 1-speed sensor, 2-fixed frame, 3-central control unit, 4-battery, 5-wind power generation unit, 6-motor, 21-pin, 22-rotating piece, 51-base plate, 52-wind power generator, 53-groove, 521-rotating shaft, 522-blade and 523-connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
The invention aims to provide a resistance-reducing and wind energy recovery device arranged at the tail of an automobile, which utilizes wind energy generated during the running of the automobile to the maximum extent so as to effectively improve the endurance mileage of the electric automobile.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Fig. 1 is a structural view of a drag reduction and wind energy recovery device installed at the tail of an automobile according to the present invention, and fig. 5 is a view of a drag reduction and wind energy recovery device installed at the tail of an automobile according to the present invention, as shown in fig. 1 and 5, the present invention provides a drag reduction and wind energy recovery device installed at the tail of an automobile, including: a speed sensor 1, a fixed frame 2, a wind power generation unit 5 and a motor 6.
The speed sensor 1 is used for acquiring the speed of the vehicle in real time and sending the speed to a central control unit 3 of the vehicle.
The mount 2 is provided at the rear upper end of the vehicle. Specifically, the fixing frame 2 includes: a connecting member and a rotating member 22.
The connecting piece is fixedly arranged at the upper end part of the rear side of the vehicle.
The rotating part 22 is rotatably connected with the connecting part through a pin shaft, the rotating part 22 is further connected with the wind power generation unit 5, and the pin shaft is connected with an output shaft of the motor 6. In this embodiment, the connecting member and the rotating member 22 are made of steel. The mechanism of the rotating member 22 is shown in fig. 2.
The wind power generation unit 5 is also connected with a battery 4 of a vehicle, and as an alternative embodiment, the wind power generation unit 5 of the invention comprises: a base plate 51 and a wind power generation device. Further, the wind power generation apparatus includes n wind power generators 52. n is a positive integer greater than or equal to 1. The number of the wind power generators 52 can be selected according to specific requirements, and in this embodiment, n is 2. The wind power generation unit 5 is structured as shown in fig. 3 and 4.
The base plate 51 is connected to the rotor 22. In this embodiment, the rotating member 22 is provided with a pin 21, and the connecting member is rotatably connected to the wind power generation unit 5 through the pin 21, so that the wind power generation unit 5 can be rotated around the pin 21 to the maximum windward direction according to the real-time wind direction. In this embodiment, the substrate 51 is made of steel.
The wind power generators 52 are uniformly arranged at the channels 53 on the base plate 51, each wind power generator 52 is connected with the battery 4, and the wind power generators 52 are used for converting wind energy into electric energy to charge the battery 4; the channel 53 penetrates in the thickness direction of the base plate 51.
The motor 6 is connected to the central control unit 3, and the central control unit 3 controls the motor 6 according to the vehicle speed.
As an alternative embodiment, the wind power generator 52 of the present invention includes: a rotating shaft 521, m blades 522 and a generator. m is a positive integer greater than or equal to 1. The number of the blades 522 is selected according to actual requirements, and in the present embodiment, 3 blades 522 are selected.
The rotating shaft 521 is connected with the substrate 51 through a connecting rod 523.
The blades 522 are fixedly arranged on the rotating shaft 521 on the basis of an even distribution principle.
The generator is respectively connected with the rotating shaft 521 and the battery 4, potential energy of wind drives the blades 522 and the rotating shaft 521 to rotate, then the rotating shaft 521 generates mechanical energy, and the generator generates electric energy according to the mechanical energy so as to charge the battery 4.
The specific principle of the resistance-reducing and wind energy recovery device arranged at the tail part of the automobile is as follows:
the central control unit 3 judges the vehicle speed, when the vehicle speed is within a first threshold range, the central control unit 3 controls the motor 6 to start, an output shaft of the motor 6 rotates to drive the pin shaft to rotate so as to drive the rotating piece 22 to rotate, the rotating piece 22 rotates to drive the wind power generation unit 5 to turn over, and the wind power generation unit 5 is controlled to be in a vertical state. The wind power generation unit 5 starts generating power to charge the battery 4. The first threshold range is that the vehicle speed is greater than or equal to 9km/h and less than or equal to a set vehicle speed value. And the vehicle speed set value is selected according to the actual requirement.
When the vehicle speed is within a second threshold value range, the central control unit 3 controls the wind power generation unit 5 to be in a horizontal state, and the wind power generation unit 5 starts to generate power to charge the battery 4. The second threshold range is that the vehicle speed is greater than the set vehicle speed value. The method realizes large inlet and small outlet, and can improve the power generation efficiency.
The tail eddy current is pushed away from the rear surface of the vehicle in the advancing process by installing the substrate at the tail part of the vehicle, so that the pressure difference between the rear surface of the vehicle and the front surface of the vehicle caused by backflow in the advancing process is reduced, the air resistance borne by the vehicle in the advancing process can be effectively reduced, and the power consumption of the vehicle in the advancing process is further reduced.
The invention is described by specific examples of the drag reduction and wind energy recovery device installed at the tail of the automobile.
The vehicle speed is set to be 60km/h, the battery capacity is 65kwh, and the time is 10 h.
The power formula of the generator is
Wherein P is the output power of the generator, eta is the efficiency of the generator, 0.35 is taken as the efficiency of the generator, rho is the air density, and 1.29kg/m is taken as the air density3R is the blade radius of 0.4m, V is the incoming flow velocity of 8m/s, and P is 116.19w, 1.4kwh of the total generated electricity of the wind energy recovery device can be obtained based on the time 10h, and the charging efficiency is 2.1%. After the device is installed, the resistance of the vehicle is reduced from 800N to 700N under the action of the substrate, the resistance reduction effect is 12.5%, the total endurance mileage of the battery is further improved by 14.6%, and the endurance effect of the device is good.
The invention has the following beneficial effects:
1) the wind power generation has wider applicability compared with the solar power generation, and the research shows that the wind power generator can start to work when the incoming flow speed reaches 2-3m/s, and the vehicle speed is 9km/h, so that the lowest speed requirement required by the work of the generator can be met in the normal running process of a common vehicle.
2) When the vehicle cannot normally run or even stop moving due to extreme conditions such as traffic jam and the like, and the vehicle stops normally, the wind power generation unit can be turned to any incoming flow direction, so that the wind power generation unit can generate electricity by utilizing natural wind.
3) A fluid channel with a large inlet and a small outlet is adopted at a blade channel of the wind driven generator, and according to the Laval nozzle principle, the speed of flowing fluid is increased, and the power generation efficiency is improved.
4) Simple structure, stability is high, and is not fragile, and duration promotes obviously. The solar energy continuous voyage solar panel is different from a complex mechanical structure or a huge unfolded solar panel influencing normal driving in the existing solar energy continuous voyage patent. The system can be used in any state of the automobile, the normal running of the automobile cannot be influenced, and the operation of the whole device can be controlled under the system control through the intelligent control system without manual operation of a driver.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to assist understanding of the system and its core concepts; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (8)
1. The utility model provides an install drag reduction and wind energy recovery device at car afterbody which characterized in that includes:
the speed sensor is used for acquiring the speed of the vehicle in real time and sending the speed to the central control unit of the vehicle;
a fixed mount provided at a rear upper end portion of the vehicle;
the wind power generation unit is respectively connected with the fixed frame and a battery of the vehicle and is used for converting wind energy into electric energy to charge the battery;
the motor is respectively connected with the fixing frame and the central control unit, and the central control unit controls the motor to rotate according to the vehicle speed so as to drive the fixing frame to overturn.
2. The drag reduction and wind energy recovery device mounted on the tail of an automobile according to claim 1, wherein the fixing frame comprises:
a connecting member fixedly provided at a rear upper end portion of the vehicle;
the rotating piece is connected with the connecting piece in a rotating mode through a pin shaft and connected with the wind power generation unit, the pin shaft is connected with an output shaft of the motor, the output shaft of the motor rotates to drive the pin shaft to rotate and then drive the rotating piece to rotate, and the rotating piece rotates to drive the wind power generation unit to turn over.
3. The drag reduction and wind energy recovery device mounted on the tail of an automobile according to claim 1, wherein when the speed of the automobile is within a first threshold range, the central control unit controls the wind power generation unit to be in a vertical state;
and when the vehicle speed is within a second threshold range, the central control unit controls the wind power generation unit to be in a horizontal state.
4. The drag reduction and wind energy recovery device mounted on the tail of an automobile according to claim 1, wherein the wind power generation unit comprises:
the base plate is connected with the fixing frame;
and the wind power generation device is arranged on the substrate, is connected with the battery and is used for converting wind energy into electric energy to charge the battery.
5. The device for reducing drag and recovering wind energy installed at the tail of an automobile according to claim 2, wherein the rotating member is provided with a pin, and the connecting member and the wind power generating unit are rotatably connected through the pin.
6. The drag reduction and wind energy recovery device mounted on the tail of an automobile according to claim 4, wherein the wind power generation device comprises:
the n wind driven generators are arranged at the channels on the base plate, are connected with the batteries and are used for converting wind energy into electric energy to charge the batteries; the channel penetrates through the substrate in the thickness direction; n is a positive integer greater than or equal to 1.
7. The drag reduction and wind energy recovery device mounted on the tail of an automobile according to claim 6, wherein the wind power generator comprises:
the rotating shaft is connected with the substrate through a connecting rod;
the m blades are fixedly arranged on the rotating shaft on the basis of uniform distribution; m is a positive integer greater than or equal to 1;
the generator is respectively connected with the rotating shaft and the battery, the blades and the rotating shaft are driven to rotate by the potential energy of wind, then the rotating shaft generates mechanical energy, and the generator generates electric energy according to the mechanical energy so as to charge the battery.
8. The drag reduction and wind energy recovery device mounted on the tail of an automobile according to claim 1, wherein the fixing frame is made of steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110699897.1A CN113335393A (en) | 2021-06-23 | 2021-06-23 | Drag reduction and wind energy recovery device mounted at tail of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110699897.1A CN113335393A (en) | 2021-06-23 | 2021-06-23 | Drag reduction and wind energy recovery device mounted at tail of automobile |
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| CN113335393A true CN113335393A (en) | 2021-09-03 |
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| CN202110699897.1A Pending CN113335393A (en) | 2021-06-23 | 2021-06-23 | Drag reduction and wind energy recovery device mounted at tail of automobile |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114454972A (en) * | 2021-12-27 | 2022-05-10 | 上海智能网联汽车技术中心有限公司 | Active differential pressure type power generation tail wing |
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| CN210162189U (en) * | 2019-04-15 | 2020-03-20 | 呼和浩特市博洋可再生能源有限责任公司 | Trailer of wind-solar power generation equipment |
| CN111216545A (en) * | 2020-02-27 | 2020-06-02 | 刘翠军 | New energy vehicle-mounted wind power recovery solar system |
| CN212529330U (en) * | 2020-04-01 | 2021-02-12 | 葛志凯 | Wind energy electric automobile |
| CN111828254A (en) * | 2020-07-22 | 2020-10-27 | 绍兴市亚索新能源科技有限公司 | Hybrid outdoor new energy power generation device capable of changing stress angle |
| CN112319235A (en) * | 2020-11-24 | 2021-02-05 | 姜明 | New energy self-charging vehicle capable of increasing endurance mileage and use method |
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| CN114454972A (en) * | 2021-12-27 | 2022-05-10 | 上海智能网联汽车技术中心有限公司 | Active differential pressure type power generation tail wing |
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