CN211000958U - Energy supplementing system for electric automobile - Google Patents
Energy supplementing system for electric automobile Download PDFInfo
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- CN211000958U CN211000958U CN201922158050.3U CN201922158050U CN211000958U CN 211000958 U CN211000958 U CN 211000958U CN 201922158050 U CN201922158050 U CN 201922158050U CN 211000958 U CN211000958 U CN 211000958U
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- battery pack
- management unit
- battery
- switching module
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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
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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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
- Y02T10/60—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
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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
- 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
- Y02T90/14—Plug-in electric vehicles
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Abstract
The utility model discloses an electric automobile energy supplementary system relates to new forms of energy technical field. The utility model discloses a: the hub generator and the axle generator are respectively connected with the battery management unit; the plurality of hub generators are respectively arranged on a plurality of hubs of the automobile, and the plurality of wheel axle generators are respectively arranged on a plurality of wheel axles of the automobile; the battery management unit is connected with a first switching module and a second switching module; the first switching module is respectively connected with the output ends of the first battery pack and the second battery pack, and the second switching module is respectively connected with the input ends of the first battery pack and the second battery pack. The utility model discloses an inertia that can both utilize the vehicle to walk by all wheels of vehicle and the gravitational potential energy of downhill path generate electricity, have fully improved the holistic energy recovery rate of vehicle.
Description
Technical Field
The utility model belongs to the technical field of the new forms of energy, especially, relate to a pure electric vehicle parallel power supply system who comprises first group battery, second group battery because energy recuperation electricity generation by wheel hub generator and shaft generator.
Background
Pure electric vehicles are an important way to replace current fuel-powered vehicles. The energy transmission route of the traditional electric vehicle is characterized in that an external power supply is used for charging a storage battery, and two energy recovery methods are mainly used from the storage battery to a wheel (driving) and from the wheel to the storage battery (energy recovery):
1. the heat generated during braking is used for energy recovery and storing the electric energy into the storage battery.
2. Inertia when the vehicle decelerates is utilized, so that the wheels drive the driving motor to rotate, the driving motor becomes a generator to generate electricity, and electric energy is stored in the battery pack.
Therefore, the energy management system is the simplest, and the main task is to make the most effective use of the energy stored in the storage battery on the premise of meeting the dynamic requirements of the automobile. However, the prior art still cannot effectively solve the problems of convenience of energy supplement, charging waiting time, short service life of a storage battery and short endurance mileage of the current electric vehicle, and cannot meet the application requirements of people on the electric vehicle.
On the other hand, since the hub generator and the axle generator generate a large amount of power, the load of charging the battery is increased, and therefore, the battery cannot be charged and discharged simultaneously on the same battery pack.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electric automobile energy supplementation system, through all wheels by the vehicle can both utilize the inertia of vehicle walking and the gravitational potential energy of downhill path to generate electricity, fully improved the holistic energy recovery rate of vehicle, on the other hand is favorable to prolonging the life of battery to effectively prevented because charge and discharge concentrate on the overheated emergence danger such as burning and explosion that arouse simultaneously on same group's battery, solved current technical problem.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
an electric vehicle energy supplement system comprising:
the hub generator and the wheel axle generator are respectively connected with the battery management unit; the battery management unit is connected with a first switching module and a second switching module; the plurality of hub generators are respectively arranged on a plurality of hubs of the automobile, and the plurality of wheel axle generators are respectively arranged on a plurality of wheel axles of the automobile;
the first battery pack and the second battery pack are connected with the output ends of the first battery pack and the second battery pack respectively, and the second switching module is connected with the input ends of the first battery pack and the second battery pack respectively.
Optionally, the battery management unit includes two acquisition modules, and the battery management unit is connected with the first battery pack and the second battery pack through the two acquisition modules respectively.
Optionally, the battery management unit is connected to the output ends of the first battery pack and the second battery pack through the two acquisition modules respectively.
Optionally, the battery management unit is connected with the hub generator and the wheel axle generator sequentially through the charger and the frequency converter.
Optionally, the battery management unit is connected to the control ends of the first switching module and the second switching module, respectively.
Optionally, the output end of the first switching module is connected with a driving motor.
Optionally, the battery management unit is connected with a motor controller, and the motor controller is connected with the driving motor.
Optionally, the battery management unit is connected with a stock power supply.
The embodiment of the utility model has the following beneficial effect:
1. the utility model discloses an embodiment generates electricity through the inertia that utilizes the vehicle to walk and the gravitational potential energy of downhill path, generates electricity through wheel hub generator, shaft generator promptly, on further improving energy utilization's basis, has fully improved the holistic energy recovery rate of vehicle.
2. The utility model discloses an embodiment is favorable to prolonging the life of battery to effectively prevented because charge and discharge concentrate on the overheated danger such as burning and explosion that takes place that arouses on same group's battery simultaneously.
3. The utility model discloses an embodiment not only can reduce electric vehicle's group battery capacity by a wide margin, goes on one side at the vehicle and increases substantially electric vehicle's the mileage of traveling under the circumstances of charging on one side, and the security is high moreover, and not only the energy saving but also play the environmental protection effect, has solved the difficult problem of current electric automobile energy supply and continuation of the journey mileage.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced 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 that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a system diagram of an embodiment of the present invention;
fig. 2 is a diagram of a battery switching system according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.
In this embodiment, an energy supply system for an electric vehicle is provided, as shown in fig. 1, including: the hub generator and the axle generator are respectively connected with the battery management unit; the plurality of hub generators are respectively arranged on a plurality of hubs of the automobile, and the plurality of wheel axle generators are respectively arranged on a plurality of wheel axles of the automobile; the battery management unit is connected with a first switching module and a second switching module; the first switching module is respectively connected with the output ends of the first battery pack and the second battery pack, and the second switching module is respectively connected with the input ends of the first battery pack and the second battery pack. The battery management unit is used for monitoring the voltage, the current and the charging state of the first battery pack and the second battery pack, so that the states of the first battery pack and the second battery pack are monitored, obtained and displayed in real time. In the running process of the vehicle, the current generated by the hub generator and the wheel axle generator is subjected to voltage transformation through the frequency converter, and then the first battery pack and the second battery pack controlled by the battery management system are charged through the charger.
In one aspect of the embodiment, the battery management unit includes two acquisition modules, and the battery management unit is connected to the first battery pack and the second battery pack through the two acquisition modules, respectively.
In one aspect of the present embodiment, the battery management unit is connected to the output terminals of the first battery pack and the second battery pack through two collecting modules, respectively.
In one aspect of the embodiment, the battery management unit is respectively connected with the hub generator and the wheel axle generator through the charger and the frequency converter in sequence.
In one aspect of the embodiment, the battery management unit is connected to the control terminals of the first switching module and the second switching module respectively.
In one aspect of the embodiment, the output end of the first switching module is connected with a driving motor.
In one aspect of the present embodiment, a motor controller is connected to the battery management unit, and the motor controller is connected to the driving motor.
In one aspect of this embodiment, a stock power source is connected to the battery management unit. The standing power supply is used for charging the first battery pack and the second battery pack by the vehicle through an external charging station and a charging pile when the first battery pack and the second battery pack have insufficient electric energy output.
In another aspect of this embodiment, as shown in fig. 2, the present embodiment further includes a battery switching system for manually controlling switching and status display of the battery, and the battery switching system includes a central control display screen located on the central control console of the vehicle, where the central control display screen includes an electric quantity display unit, the central control display screen is connected to the battery management unit through a first switching button and a second switching button respectively, and is used to send a control instruction to the battery management unit, the first switching button and the second switching button can be used to control on and off of the first switching module respectively, and can also be used to control on and off of the first switching module and the second switching module respectively, and the battery management unit sends the collected battery information to the electric quantity display unit for display.
The application of one aspect of the embodiment is as follows:
and controlling the switching of the first switching module and the switching selection of the second switching module according to the states of the first battery pack and the second battery pack. The switching can be automatic or manual.
Under the normal use state of the automobile, the first switching module selectively switches on the output of the first battery pack to supply power to the automobile motor. When the electric energy output of the first battery pack is insufficient and needs to be replaced, the power supply output of the second battery pack is switched to supply power to the motor.
Controlling the switching selection of the second switching module according to the states of the first battery pack, the second battery pack and the state of the motor controller, specifically:
and controlling the second switching module to be switched on in response to the fact that the electric storage quantity of the first battery pack is less than a certain set threshold value, so that the charger charges the first battery pack.
And switching to the power output of the first battery pack to supply power to the driving motor in response to the situation that the electric energy output of the second battery pack is insufficient and needs to be replaced.
When the electric storage quantity of the second battery pack is less than a certain set threshold value and the driving motor fed back by the motor controller is in a stop standby state, the battery management system controls the second switching module to be switched on, so that the charger charges the second battery pack.
The above embodiments may be combined with each other.
It should be noted that in the description of the present specification, descriptions such as "first", "second", etc. are only used for distinguishing features, and do not have an actual order or meaning, and the present application is not limited thereto.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. An electric vehicle energy supplement system, comprising:
the hub generator and the wheel axle generator are respectively connected with the battery management unit; the battery management unit is connected with a first switching module and a second switching module; the plurality of hub generators are respectively arranged on a plurality of hubs of the automobile, and the plurality of wheel axle generators are respectively arranged on a plurality of wheel axles of the automobile;
the first battery pack and the second battery pack are connected with the output ends of the first battery pack and the second battery pack respectively, and the second switching module is connected with the input ends of the first battery pack and the second battery pack respectively.
2. The energy supplementing system of claim 1, wherein the battery management unit comprises two collecting modules, and the battery management unit is connected to the first battery pack and the second battery pack through the two collecting modules respectively.
3. The energy supplementing system of claim 2, wherein the battery management unit is connected to the output terminals of the first battery pack and the second battery pack through two collecting modules respectively.
4. The energy supplementing system of claim 1, wherein the battery management unit is connected to the hub generator and the axle generator sequentially through the charger and the frequency converter.
5. The energy supplementing system for electric vehicles according to any one of claims 1 to 4, wherein the battery management unit is connected to the control terminals of the first switching module and the second switching module, respectively.
6. The energy supplementing system of claim 5, wherein the output end of the first switching module is connected with a driving motor.
7. The energy supplementing system of claim 6 wherein the battery management unit is connected to a motor controller, the motor controller being connected to the driving motor.
8. The energy supply system of claim 7, wherein the battery management unit is connected to a permanent power source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922158050.3U CN211000958U (en) | 2019-12-05 | 2019-12-05 | Energy supplementing system for electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922158050.3U CN211000958U (en) | 2019-12-05 | 2019-12-05 | Energy supplementing system for electric automobile |
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| Publication Number | Publication Date |
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| CN211000958U true CN211000958U (en) | 2020-07-14 |
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| CN201922158050.3U Active CN211000958U (en) | 2019-12-05 | 2019-12-05 | Energy supplementing system for electric automobile |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114801758A (en) * | 2022-04-26 | 2022-07-29 | 吉林省万能工二十四小时在线科技有限公司 | Automobile kinetic energy recovery system and working method thereof |
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2019
- 2019-12-05 CN CN201922158050.3U patent/CN211000958U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114801758A (en) * | 2022-04-26 | 2022-07-29 | 吉林省万能工二十四小时在线科技有限公司 | Automobile kinetic energy recovery system and working method thereof |
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