CN110667409A - Novel charging and discharging automatic intelligent conversion control system of electric vehicle power generation device - Google Patents
Novel charging and discharging automatic intelligent conversion control system of electric vehicle power generation device Download PDFInfo
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- CN110667409A CN110667409A CN201910935234.8A CN201910935234A CN110667409A CN 110667409 A CN110667409 A CN 110667409A CN 201910935234 A CN201910935234 A CN 201910935234A CN 110667409 A CN110667409 A CN 110667409A
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- battery pack
- charging
- discharging
- power generation
- control unit
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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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
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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
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
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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
- 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
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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
Abstract
The invention relates to the technical field of electric vehicle charging, in particular to a charging and discharging automatic intelligent conversion control system of a novel electric vehicle power generation device, which comprises an MCU (microprogrammed control Unit), a battery pack I, a battery pack II and a vehicle-mounted power generation system; MCU the control unit electric connection has charge controlling means and discharge controlling means, charge controlling means and discharge controlling means all with group battery I, II electric connection of group battery, MCU the control unit carries out charge-discharge control to group battery I, group battery II through charge controlling means and discharge controlling means, MCU the control unit is provided with AD sampling detection module for detect voltage and the electric quantity of group battery I and group battery II. The MCU control unit is electrically connected with the charging control device and the discharging control device, the charging and discharging control of the battery pack I and the battery pack II is carried out by the MCU control unit through the charging control device and the discharging control device, and the cruising ability of the battery pack of the electric vehicle is effectively improved through alternate charging and discharging of the two battery packs.
Description
Technical Field
The invention relates to the technical field of electric vehicle charging, in particular to a charging and discharging automatic intelligent conversion control system of a novel electric vehicle power generation device.
Background
Electric vehicles, namely electric drive vehicles, are also known as electric drive vehicles. Electric vehicles are classified into alternating current electric vehicles and direct current electric vehicles. Generally, an electric vehicle is a vehicle that uses a battery pack as an energy source, and converts electric energy into mechanical energy through a controller, a motor and other components to move so as to control the current and change the speed.
Under the environment of energy conservation and emission reduction, the electric vehicle uses clean energy to provide power, and does not pollute the environment, so the electric vehicle develops rapidly and enters thousands of households, and brings convenience to the work and life of people; at present, the endurance mileage of an electric vehicle becomes a bottleneck of the development of the electric vehicle.
Therefore, in view of the above current situation, there is an urgent need to develop a novel charging and discharging automatic intelligent conversion control system for an electric vehicle power generation device to overcome the shortcomings in the current practical application.
Disclosure of Invention
The invention aims to provide a novel charging and discharging automatic intelligent conversion control system of an electric vehicle power generation device, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a charging and discharging automatic intelligent conversion control system of a novel electric vehicle power generation device comprises an MCU control unit, a battery pack I, a battery pack II and a vehicle-mounted power generation system; the charging control device and the discharging control device are both electrically connected with the battery pack I and the battery pack II, the MCU control unit controls charging and discharging of the battery pack I and the battery pack II through the charging control device and the discharging control device, and the MCU control unit is provided with an AD sampling detection module for detecting the voltage and the electric quantity of the battery pack I and the battery pack II, so that intelligent battery pack conversion is realized, and two groups of batteries can be recycled; the vehicle-mounted power generation system is electrically connected with the charging control device sequentially through the rectifying and filtering unit and the three-level staggered PFC voltage-boosting unit.
As a further scheme of the invention: the MCU control unit is also provided with a PID algorithm module.
As a further scheme of the invention: the MCU control unit is also electrically connected with the motor driving device and the safety protection unit respectively, and the motor driving device drives and controls the motor.
As a further scheme of the invention: the safety protection unit comprises a speed limiting module, an anti-collision module and a road deviation module.
As a further scheme of the invention: the battery pack charging module is electrically connected with the battery pack I and the battery pack II through an anti-reverse connection device.
Compared with the prior art, the invention has the beneficial effects that:
1. the MCU control unit is electrically connected with the charging control device and the discharging control device, the MCU control unit charges the battery pack of which the voltage is boosted or reduced to meet the required requirement through the generator charging control device, the discharging control device boosts the voltage according to the setting lower than the standard voltage of the battery pack to control the discharging of the battery pack I and the battery pack II, and the cruising ability of the electric vehicle battery is effectively improved through the alternate charging and discharging of the two battery packs;
2. still be provided with on-vehicle power generation system, on-vehicle power generation system loops through rectification filter unit and tertiary alternating-type PFC buck-boost unit and charge control device electric connection, charges the group battery at the electric motor car in-process of traveling, further improves the duration of electric motor car group battery, breaks through the duration bottleneck of electric motor car group battery.
Drawings
Fig. 1 is a system block diagram of a charging and discharging automatic intelligent conversion control system of a novel electric vehicle power generation device.
Fig. 2 is a connection block diagram of a battery pack charging module in the charging and discharging automatic intelligent conversion control system of the novel electric vehicle power generation device.
In the figure: the system comprises a 1-MCU control unit, a 2-charging control device, a 3-discharging control device, a 4-motor driving device, a 5-safety protection unit, a 6-battery pack I, a 7-battery pack II, an 8-motor, a 9-speed limiting module, a 10-anti-collision module, a 11-road deviation module, a 12-vehicle-mounted power generation system, a 13-rectification filtering unit, a 14-three-level staggered PFC voltage boosting and reducing unit, a 15-battery pack charging module and a 16-reverse connection preventing device.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example 1
Referring to fig. 1, in the embodiment of the present invention, a charging and discharging automatic intelligent conversion control system for a novel electric vehicle power generation device includes an MCU control unit 1, a battery pack i 6, a battery pack ii 7, and a vehicle-mounted power generation system 12; the charging control device 2 and the discharging control device 3 are electrically connected with the MCU control unit 1, the charging control device 2 and the discharging control device 3 are both electrically connected with the battery pack I6 and the battery pack II 7, the MCU control unit 1 controls the charging and discharging of the battery pack I6 and the battery pack II 7 through the charging control device 2 and the discharging control device 3, the MCU control unit 1 is provided with an AD sampling detection module for detecting the voltage and the electric quantity of the battery pack I6 and the battery pack II 7, the AD sampling detection module firstly detects the voltage of the two battery packs during initial power-on, the MCU control unit 1 controls the charging control device 2 to enter a charging state for the battery pack with lower voltage, and simultaneously controls the discharging control device 3 to enter a discharging state for the battery pack with higher voltage, when the discharging quantity of the battery pack reaches 80 percent of the total electric quantity of the battery pack, the MCU control unit 1 controls the charging control device 2 to, at the moment, the other battery pack is converted into a discharging state, and when the charging electric quantity of the battery pack reaches 100%, the MCU control unit 1 controls the charging control device 2 and the discharging control device 3 to automatically convert the charging and discharging states of the two battery packs;
in order to solve the cruising bottleneck of the electric vehicle, the vehicle-mounted power generation system 12 is electrically connected with the charging control device 2 sequentially through the rectifying and filtering unit 13 and the three-level staggered PFC voltage increasing and decreasing unit 14, and the charging control device 2 can charge the battery pack I6 and the battery pack II 7 through the vehicle-mounted power generation system 12;
specifically, in this embodiment, the MCU control unit 1 is further provided with a PID algorithm module for automatically changing the charging current, so that the power generation system operates in an optimal power generation state, and the maximum charging current of the battery pack is ensured;
the MCU control unit 1 is also electrically connected with the motor driving device 4 and the safety protection unit 5 respectively, the motor driving device 4 drives and controls the motor 8, and the safety protection unit 5 comprises a speed limiting module 9, an anti-collision module 10 and a road deviation module 11;
the speed limiting module 9 is used for automatically judging the running speed of the electric vehicle;
the anti-collision module 10 automatically judges the running state of the vehicle according to the information sent by the Doppler radar sensor, when the running position and the front vehicle or the barrier are smaller than 8-10 meters, an alarm is given, when the running position and the front vehicle or the barrier are smaller than 5 meters, the running speed is reduced, and when the running position and the barrier are smaller than 2 meters, the MCU control unit 1 closes the battery pack to discharge, brakes and stops running;
specifically, in this embodiment, the MCU control unit 1 controls braking of the vehicle through an electronic braking system;
the road deviation module 11 automatically judges the driving state of the vehicle according to the information sent by the image sensor module, when the vehicle deviates from the correct driving position, firstly gives an alarm, secondly reduces the driving speed, and if the vehicle does not return to the correct position, the battery pack is turned off to discharge, the vehicle is braked, and the vehicle stops driving.
Example 2
Referring to fig. 2, the difference between the present embodiment and embodiment 1 is that the present embodiment further includes a battery pack charging module 15, the battery pack charging module 15 is electrically connected to the battery pack i 6 and the battery pack ii 7 through an anti-reverse connection device, and the MCU control unit 1 immediately and simultaneously turns off the discharging function of the 2 battery packs after detecting that the battery pack charging module 15 is connected, and enters a charging state until the battery pack charging module 15 is removed.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.
Claims (5)
1. A charging and discharging automatic intelligent conversion control system of a novel electric vehicle power generation device is characterized by comprising an MCU control unit (1), a battery pack I (6), a battery pack II (7) and a vehicle-mounted power generation system (12); the charging control device (2) and the discharging control device (3) are electrically connected to the MCU control unit (1), the charging control device (2) and the discharging control device (3) are electrically connected with the battery pack I (6) and the battery pack II (7), the MCU control unit (1) controls charging and discharging of the battery pack I (6) and the battery pack II (7) through the charging control device (2) and the discharging control device (3), and the MCU control unit (1) is provided with an AD sampling detection module for detecting the voltage and the electric quantity of the battery pack I (6) and the battery pack II (7); the vehicle-mounted power generation system (12) is electrically connected with the charging control device (2) sequentially through the rectifying and filtering unit (13) and the three-level staggered PFC voltage boosting and reducing unit (14).
2. The automatic intelligent charge-discharge conversion control system of the novel electric vehicle power generation device according to claim 1, characterized in that the MCU control unit (1) is further provided with a PID algorithm module.
3. The novel automatic intelligent charge-discharge conversion control system for the power generation device of the electric vehicle as claimed in claim 1 or 2, wherein the MCU control unit (1) is further electrically connected with the motor driving device (4) and the safety protection unit (5) respectively, and the motor driving device (4) drives and controls the motor (8).
4. The charging and discharging automatic intelligent conversion control system of the novel electric vehicle power generation device according to claim 3, characterized in that the safety protection unit (5) comprises a speed limit module (9), an anti-collision module (10) and a road deviation module (11).
5. The charging and discharging automatic intelligent conversion control system of the novel electric vehicle power generation device according to claim 1, characterized by further comprising a battery pack charging module (15), wherein the battery pack charging module (15) is electrically connected with the battery pack I (6) and the battery pack II (7) through an anti-reverse connection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910935234.8A CN110667409A (en) | 2019-09-29 | 2019-09-29 | Novel charging and discharging automatic intelligent conversion control system of electric vehicle power generation device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910935234.8A CN110667409A (en) | 2019-09-29 | 2019-09-29 | Novel charging and discharging automatic intelligent conversion control system of electric vehicle power generation device |
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| CN110667409A true CN110667409A (en) | 2020-01-10 |
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| CN106956599A (en) * | 2017-05-09 | 2017-07-18 | 武汉微氢新能源有限公司 | The self-loopa charge and discharge device and power assembly system of electric automobile |
| CN107248771A (en) * | 2017-08-10 | 2017-10-13 | 温州大学 | The battery protection system and its method of new energy |
| CN109159667A (en) * | 2018-07-28 | 2019-01-08 | 上海商汤智能科技有限公司 | Intelligent driving control method and device, vehicle, electronic equipment, medium, product |
| CN109904915A (en) * | 2019-03-08 | 2019-06-18 | 庞黎禹 | A kind of pure high speed electric vehicle wheel regenerative electric power charging system |
-
2019
- 2019-09-29 CN CN201910935234.8A patent/CN110667409A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004194410A (en) * | 2002-12-10 | 2004-07-08 | Denso Corp | Power supply device and its control method |
| CN106253395A (en) * | 2016-08-22 | 2016-12-21 | 江苏大学 | A kind of electric motor car Intelligent charging unit and using method thereof |
| CN106956599A (en) * | 2017-05-09 | 2017-07-18 | 武汉微氢新能源有限公司 | The self-loopa charge and discharge device and power assembly system of electric automobile |
| CN107248771A (en) * | 2017-08-10 | 2017-10-13 | 温州大学 | The battery protection system and its method of new energy |
| CN109159667A (en) * | 2018-07-28 | 2019-01-08 | 上海商汤智能科技有限公司 | Intelligent driving control method and device, vehicle, electronic equipment, medium, product |
| CN109904915A (en) * | 2019-03-08 | 2019-06-18 | 庞黎禹 | A kind of pure high speed electric vehicle wheel regenerative electric power charging system |
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Application publication date: 20200110 |
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