CN109980762A - The boost type brake energy recovery circuit and recovery method of electric vehicle - Google Patents
The boost type brake energy recovery circuit and recovery method of electric vehicle Download PDFInfo
- Publication number
- CN109980762A CN109980762A CN201910268216.9A CN201910268216A CN109980762A CN 109980762 A CN109980762 A CN 109980762A CN 201910268216 A CN201910268216 A CN 201910268216A CN 109980762 A CN109980762 A CN 109980762A
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- frequency converter
- electric energy
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- 238000011084 recovery Methods 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000004146 energy storage Methods 0.000 claims abstract description 87
- 238000004064 recycling Methods 0.000 claims abstract description 8
- 239000003990 capacitor Substances 0.000 claims description 14
- 230000005611 electricity Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 4
- 230000001172 regenerating effect Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 238000010248 power generation Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/14—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
- H02J7/1469—Regulation of the charging current or voltage otherwise than by variation of field
- H02J7/1492—Regulation of the charging current or voltage otherwise than by variation of field by means of controlling devices between the generator output and the battery
-
- 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
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/92—Energy efficient charging or discharging systems for batteries, ultracapacitors, supercapacitors or double-layer capacitors specially adapted for vehicles
Abstract
The invention discloses the boost type brake energy recovery circuits and method of a kind of electric vehicle, when recycling motor power, motor is in generating state, pass through driving switch circuit, make that frequency converter is connected with the low-voltage electric energy storage circuit containing energy storage device and frequency converter and high tension battery disconnect, disconnect booster circuit and low-voltage electric energy storage circuit, motor is energy storage device charging by frequency converter；When low-voltage electric energy storage circuit needs to discharge, pass through driving switch circuit, low-voltage electric energy storage circuit is connected with booster circuit, make that frequency converter is connected with booster circuit and high tension battery and frequency converter and low pressure accumulator disconnect, energy storage device charges to high tension battery after boosting by booster circuit or to inverter supply.The present invention can be recycled electric energy by low-voltage electric energy storage circuit, discharge electric energy by booster circuit, not only guaranteed that vehicle realized energy regenerating under lower speed, but also guarantee the electric energy of sufficiently release recycling, and had energy-saving effect.
Description
Technical field
The invention belongs to technical field of new energy, and in particular to a kind of boost type brake energy for electric vehicle
Measure recovery circuit and recovery method.
Background technique
With the development of new-energy automobile, save electric energy so as to improve course continuation mileage as vehicle performance important need it
One, current method is the mode to charge a battery after electric power generation, due to the umber of turn of the motor of new-energy automobile
It is general fewer, when in use, generating voltage is lower, being unable to reach the charging voltage of battery as generator, only reach compared with
After high revolving speed, electric power generation voltage can meet or exceed the charging voltage of battery；In addition, even if the generating voltage of motor
The charging voltage of battery is reached, the charging current that can be provided to battery is also smaller；Therefore, cause in most cases electric
The kinetic energy of motor-car cannot be recycled effectively；The formula road condition of lower and frequent start-stop in speed, generating voltage is lower to be caused
The defect that electric energy can not effectively be recycled is particularly evident.This just need it is a kind of can be in vehicle compared with effectively recovering energy under low velocity
Circuit and method solve the above problems.
Summary of the invention
It is a kind of for electric vehicle the technical problem to be solved by the present invention is to provide in view of the above shortcomings of the prior art
Boost type brake energy recovery circuit and recovery method, this for electric vehicle boost type brake energy recovery circuit and return
Receiving method can recycle electric energy by low-voltage electric energy storage circuit, discharge electric energy by booster circuit, both guarantee vehicle lower
Also it is able to achieve energy regenerating under speed, in turn ensures the electric energy that sufficiently release is recycled, there is good energy-saving effect.
To realize the above-mentioned technical purpose, the technical scheme adopted by the invention is as follows:
The recovery method of the boost type brake energy recovery circuit of electric vehicle described in this patent, comprising the following steps:
(1) when recycling motor power, motor is in generating state, by driving switch circuit, makes frequency converter and contains energy storage
The low-voltage electric energy storage circuit of device is connected and frequency converter and high tension battery disconnect, and booster circuit and low-voltage electric energy is made to store electricity
Road disconnects, and motor is energy storage device charging by frequency converter at this time；
(2) when low-voltage electric energy storage circuit needs to discharge, by driving switch circuit, make low-voltage electric energy storage circuit and boosting
Circuit conducting, make frequency converter be connected with booster circuit and high tension battery and frequency converter and low pressure accumulator disconnection, at this time
Energy storage device charges to high tension battery after being boosted by booster circuit or to inverter supply.
The recovery method of the above-mentioned boost type brake energy recovery circuit for electric vehicle, energy storage device be capacitor or
Battery.
The recovery method of the above-mentioned boost type brake energy recovery circuit for electric vehicle, the switching circuit include
First switch circuit, second switch circuit,
The low-voltage electric energy storage circuit is connected by the frequency converter of the motor of first switch circuit and electric vehicle connection, described
Low-voltage electric energy storage circuit is connect by second switch circuit with booster circuit, and the high pressure of the booster circuit and electric vehicle stores
Battery connects and booster circuit is connect by the first switch circuit with frequency converter；
The first switch circuit control frequency converter be connected with low-voltage electric energy storage circuit or frequency converter with booster circuit and
High tension battery conducting, the second switch circuit control low-voltage electric energy storage circuit and booster circuit are disconnected or are connected.
The recovery method of the above-mentioned boost type brake energy recovery circuit for electric vehicle,
(1) when the motor in electric vehicle is in generating state, battery management system BMS drives first switch circuit, makes to become
Frequency device is connected with low-voltage electric energy storage circuit and frequency converter and high tension battery disconnect, and drives second switch circuit, makes boosting electricity
Road and low-voltage electric energy storage circuit disconnect, and motor is the charging of low-voltage electric energy storage circuit by frequency converter at this time；
(2) when low-voltage electric energy storage circuit needs to discharge, battery management system BMS drives second switch circuit, makes low tension
Energy storage circuit is connected with booster circuit, drives first switch circuit, leads frequency converter with booster circuit and high tension battery
Logical and frequency converter and low pressure accumulator disconnect, and give high voltage electric storage after low-voltage electric energy storage circuit is boosted by booster circuit at this time
Inverter supply is given in pond charging.
To realize the above-mentioned technical purpose, another technical solution that the present invention takes are as follows:
A kind of boost type brake energy recovery circuit of electric vehicle, including first switch circuit, second switch circuit, low tension
It can storage circuit and booster circuit；
The low-voltage electric energy storage circuit is connected by the frequency converter of the motor of first switch circuit and electric vehicle connection, described
Low-voltage electric energy storage circuit is connect by second switch circuit with booster circuit, and the high pressure of the booster circuit and electric vehicle stores
Battery connects and booster circuit is connect by the first switch circuit with frequency converter；
The first switch circuit is used for through the battery management system BMS driving in electric vehicle to make frequency converter and low pressure
Electric energy storage circuit is connected or frequency converter is connected with booster circuit and high tension battery, and the second switch circuit is used for
By the battery management system BMS driving in electric vehicle to make low-voltage electric energy storage circuit disconnect or lead with booster circuit
It is logical.
Technical solution as a further improvement of that present invention, the low-voltage electric energy storage circuit by first switch circuit with
The anode of the high tension battery of the anode connection of the frequency converter of the motor connection of electric vehicle, the booster circuit and electric vehicle
It connects and is connected by the anode of the first switch circuit and frequency converter, the low-voltage electric energy storage circuit and booster circuit are equal
It is connect with the cathode of frequency converter.
The invention has the benefit that the present invention by low-voltage electric energy storage circuit containing energy storage device recycle electric energy,
Electric energy is discharged by booster circuit, even if generating voltage is lower when electric power generation, generating voltage is generally stored up also above low-voltage electric energy
The required voltage of circuit is deposited, therefore can realize energy regenerating, both ensure that vehicle brakes or be able to achieve energy under lower speed
Recycling in turn ensures the electric energy that sufficiently release is recycled, and has good energy-saving effect.
Detailed description of the invention
Fig. 1 is circuit connection block diagram of the invention.
Fig. 2 is the circuit connection diagram that the present invention is in charged state.
Fig. 3 is the circuit connection diagram that the present invention is in discharge condition.
Specific embodiment
A specific embodiment of the invention is further illustrated below according to Fig. 1 to Fig. 3:
A kind of boost type brake energy recovery circuit for electric vehicle, including it is first switch circuit, second switch circuit, low
Piezoelectricity energy storage circuit and booster circuit；The low-voltage electric energy storage circuit passes through the motor of first switch circuit and electric vehicle
The frequency converter of connection connects, and the low-voltage electric energy storage circuit is connect by second switch circuit with booster circuit, the boosting
The high tension battery of circuit and electric vehicle connects and booster circuit is connect by the first switch circuit with frequency converter；It is described
First switch circuit is used for through the battery management system BMS driving in electric vehicle to make frequency converter and low-voltage electric energy store
Circuit is connected or frequency converter is connected with booster circuit and high tension battery, and the second switch circuit is used for by electronic
Battery management system BMS driving in vehicle is to make low-voltage electric energy storage circuit and booster circuit disconnect or be connected.
The first switch circuit of the present embodiment may be provided at anode, the low-voltage electric energy of the anode and high tension battery of frequency converter
The link position of accumulator, as shown in Figure 1, low-voltage electric energy storage circuit passes through the motor of first switch circuit and electric vehicle
The anode connection of the frequency converter of connection, low-voltage electric energy storage circuit are connect by second switch circuit with booster circuit, boosting electricity
Road directly connect with the anode of high tension battery and is connected by the anode of first switch circuit and frequency converter, low-voltage electric energy storage
Circuit and booster circuit are connect with the cathode of frequency converter；Wherein first switch circuit is used for through the cell tube in electric vehicle
Reason system BMS driving to make the anode of frequency converter be connected with low-voltage electric energy storage circuit or make frequency converter it is positive with liter
The conducting of the cathode of volt circuit and high tension battery, the second switch circuit are used for through the battery management system in electric vehicle
BMS driving is to make low-voltage electric energy storage circuit and booster circuit disconnect or be connected.Certainly, the first switch circuit of the present embodiment
The link position that may also be arranged on the cathode of frequency converter and the cathode of high tension battery, low-voltage electric energy accumulator passes through driving
First switch circuit to make the cathode of frequency converter be connected with low-voltage electric energy storage circuit or make the cathode of frequency converter with liter
The conducting of the cathode of volt circuit and high tension battery.
Referring to Fig. 1, the present embodiment is used in the circuit to frequency converter supply high-voltage electricity, and setting one for storing motor
The low-voltage electric energy storage circuit lower than high tension battery of the electric energy of sending can be by driving first switch when electric power generation
Circuit operation is led to disconnect the high-voltage positive electrode of frequency converter and high tension battery with the low-voltage electric energy storage circuit
Logical, driving second switch circuit disconnects low-voltage electric energy storage circuit and booster circuit, as long as in this way, the generating voltage of motor is high
In the required voltage of low-voltage electric energy storage circuit, which can be electrically charged, to realize compared with the slow-speed of revolution
Lower brake energy recycling.When needing the ability for storing low-voltage electric energy storage circuit to release (or give high tension battery
Charging, or directly by electrical energy transportation to frequency converter), then by driving second switch circuit to make low-voltage electric energy storage circuit and rise
Volt circuit conducting, drive first switch circuit, make frequency converter high-voltage positive electrode and low-voltage electric energy storage circuit disconnect, then with height
Battery positive voltage conducting is pressed, (such as transformer or charge pump can by booster circuit boosting for low-voltage electric energy storage circuit at this time
The step-up device that low-voltage is changed into high voltage is constituted into booster circuit), high-voltage power supply is constituted, the electric energy of recycling is released
Come.The present embodiment recycles electric energy by low-voltage electric energy storage circuit, discharges electric energy by booster circuit, has both guaranteed vehicle lower
Also it is able to achieve energy regenerating under speed, in turn ensures the electric energy that sufficiently release is recycled, there is good energy-saving effect.Certainly,
Wherein driving first switch circuit operation is also possible to disconnect the high-voltage positive electrode of frequency converter and high tension battery by first
The negative pole end of frequency converter is arranged in switching circuit, and the cathode of frequency converter and high tension battery are disconnected, or anode and cathode are simultaneously
Disconnection, etc. can be avoided the method that battery charges to low-voltage electric energy storage circuit.
Referring to fig. 2, the low-voltage electric energy storage circuit uses capacitor C1, and the anode of the capacitor C1 passes through first switch electricity
The anode of road and frequency converter connects, and the cathode of cathode and frequency converter connects and connected by second switch circuit and booster circuit
It connects.The first switch circuit uses single-pole double-throw relay S1(or the electronic circuit with single-pole double throw function etc.), institute
The anode of the movable contact and frequency converter of stating single-pole double-throw relay S1 connects, the normally-closed contact and high pressure of single-pole double-throw relay S1
The anode of battery is connected with booster circuit, the normally opened contact of single-pole double-throw relay S1 and the capacitor of low-voltage electric energy storage circuit
The anode connection of C1, the coil of the single-pole double-throw relay S1 are connect with battery management system BMS, battery management system BMS
For driving single-pole double-throw relay S1 to act.The second switch circuit uses triode Q1, the current collection of the triode Q1
Pole is connect with booster circuit, and emitter is connect with the cathode of capacitor C1, and base stage is connect with battery management system BMS, battery management
System BMS is used for driving triode Q1 on or off.The booster circuit includes step-up transformer T1 and diode D1, described
One end of step-up transformer T1 primary side is connect with the anode of capacitor C1, and the other end of primary side is connect with the collector of triode Q1,
The one end on step-up transformer T1 pair side is connect with the anode of diode D1, and the other end on secondary side and the cathode of high tension battery connect
It connects, the cathode of diode D1 is connect with the anode of the normally-closed contact of single-pole double-throw relay S1 and high tension battery.
Fig. 2 of the present embodiment is the circuit connection diagram that the present embodiment low-voltage electric energy storage circuit is in charged state,
When vehicle is in brake energy recycling state, i.e., when motor is in generating state, battery management system BMS drives single-pole double throw
Relay S1 movement disconnects the anode of frequency converter and the anode of high tension battery, then is connected with the anode of capacitor C1, driving
Triode Q1 ends triode Q1, although at this time vehicle be in when compared with braking state under the slow-speed of revolution electric power generation voltage compared with
It is low, but the generating voltage of motor only need higher than capacitor C1 voltage (vehicle be in compared under the slow-speed of revolution when braking state motor send out
Piezoelectric voltage is generally greater than the voltage of capacitor C1), motor can be capacitor C1 charging by frequency converter.When capacitor C1 needs to discharge
When, triode Q1 is connected in battery management system BMS driving triode Q1, and driving single-pole double-throw relay S1 movement makes frequency conversion
The anode of device is disconnected with the anode of capacitor C1, then is connected with the anode of high tension battery, at this point, capacitor C1 discharges electric energy, is led to
After crossing step-up transformer T1 boosting, for high tension battery charging or inverter supply, Fig. 3 is the present embodiment low-voltage electric energy storage electricity
Road is in the circuit connection diagram of discharge condition.
Current battery for electric vehicle management system BMS generally comprises following functions component part: data acquisition, residue
Estimation, electrical control (charge and discharge control, Balance route etc.), heat management, safety management and the data communication of capacity (SOC).BMS
Main operational principle can simply conclude are as follows: data acquisition circuit acquire first battery status information data (such as remaining battery hold
Measure (SOC), battery temperature etc.), motor information (such as motor speed, torque, motor temperature), information of vehicles (such as speed,
Braking state, anti-deadlock brake system ABS etc.) estimation, then by electronic control unit (ECU) carry out data processing and point
Then analysis issues control instruction, the work shape of control motor, battery to the related function module in system based on the analysis results
State, and outwardly transmit information.The battery management system BMS of the present embodiment belongs to mature technology, specifically with first switch circuit,
The connecting structure of second switch circuit is also to belong to the prior art, and battery management system BMS judges whether vehicle is in middle low speed
Deceleration or on-position to which to judge whether motor is in generating state be also mature technology.
The present embodiment also provides a kind of recovery method of boost type brake energy recovery circuit for electric vehicle, including
Following steps:
(1) when the battery management system BMS in electric vehicle monitors that vehicle is in compared with braking state under the slow-speed of revolution, i.e., electric
When machine is in generating state, battery management system BMS drives first switch circuit, leads frequency converter with low-voltage electric energy storage circuit
Logical and frequency converter and high tension battery disconnect, and drive second switch circuit, disconnect booster circuit and low-voltage electric energy storage circuit,
Motor is the charging of low-voltage electric energy storage circuit by frequency converter at this time；
(2) battery management system BMS judges whether low-voltage electric energy storage circuit needs to discharge, when needing to discharge, battery management
System BMS drives second switch circuit, and low-voltage electric energy storage circuit is connected with booster circuit, drives first switch circuit, makes
Frequency converter is connected with booster circuit and high tension battery and frequency converter and low pressure accumulator disconnect, and low-voltage electric energy stores at this time
Circuit charges to high tension battery after being boosted by booster circuit or to inverter supply.
Boost type brake energy recovery circuit in the present embodiment, either embodiment illustrate it is positive and negative with frequency converter
Extremely it is connected, is also possible to be connected by rectification circuit with the triple line of motor.
Protection scope of the present invention includes but is not limited to embodiment of above, and protection scope of the present invention is with claims
Subject to, replacement, deformation, the improvement that those skilled in the art that any pair of this technology is made is readily apparent that each fall within of the invention
Protection scope.
Claims (6)
1. a kind of recovery method of the boost type brake energy recovery circuit of electric vehicle, which comprises the following steps:
(1) when recycling motor power, motor is in generating state, by driving switch circuit, makes frequency converter and contains energy storage
The low-voltage electric energy storage circuit of device is connected and frequency converter and high tension battery disconnect, and booster circuit and low-voltage electric energy is made to store electricity
Road disconnects, and motor is energy storage device charging by frequency converter at this time；
(2) when low-voltage electric energy storage circuit needs to discharge, by driving switch circuit, make low-voltage electric energy storage circuit and boosting
Circuit conducting, make frequency converter be connected with booster circuit and high tension battery and frequency converter and low pressure accumulator disconnection, at this time
Energy storage device charges to high tension battery after being boosted by booster circuit or to inverter supply.
2. the recovery method of the boost type brake energy recovery circuit of electric vehicle as defined in claim 1, feature
It is, energy storage device is capacitor or battery.
3. the recovery method of the boost type brake energy recovery circuit of electric vehicle as defined in claim 1, feature
It is, the switching circuit includes first switch circuit, second switch circuit,
The low-voltage electric energy storage circuit is connected by the frequency converter of the motor of first switch circuit and electric vehicle connection, described
Low-voltage electric energy storage circuit is connect by second switch circuit with booster circuit, and the high pressure of the booster circuit and electric vehicle stores
Battery connects and booster circuit is connect by the first switch circuit with frequency converter；
The first switch circuit control frequency converter be connected with low-voltage electric energy storage circuit or frequency converter with booster circuit and
High tension battery conducting, the second switch circuit control low-voltage electric energy storage circuit and booster circuit are disconnected or are connected.
4. the recovery method of the boost type brake energy recovery circuit such as electric vehicle according to claim 3, feature
It is,
(1) when the motor in electric vehicle is in generating state, battery management system BMS drives first switch circuit, makes to become
Frequency device is connected with low-voltage electric energy storage circuit and frequency converter and high tension battery disconnect, and drives second switch circuit, makes boosting electricity
Road and low-voltage electric energy storage circuit disconnect, and motor is the charging of low-voltage electric energy storage circuit by frequency converter at this time；
(2) when low-voltage electric energy storage circuit needs to discharge, battery management system BMS drives second switch circuit, makes low tension
Energy storage circuit is connected with booster circuit, drives first switch circuit, leads frequency converter with booster circuit and high tension battery
Logical and frequency converter and low pressure accumulator disconnect, and give high voltage electric storage after low-voltage electric energy storage circuit is boosted by booster circuit at this time
Inverter supply is given in pond charging.
5. a kind of boost type brake energy recovery circuit of electric vehicle, which is characterized in that opened including first switch circuit, second
Powered-down road, low-voltage electric energy storage circuit and booster circuit；
The low-voltage electric energy storage circuit is connected by the frequency converter of the motor of first switch circuit and electric vehicle connection, described
Low-voltage electric energy storage circuit is connect by second switch circuit with booster circuit, and the high pressure of the booster circuit and electric vehicle stores
Battery connects and booster circuit is connect by the first switch circuit with frequency converter；
The first switch circuit is used for through the battery management system BMS driving in electric vehicle to make frequency converter and low pressure
Electric energy storage circuit is connected or frequency converter is connected with booster circuit and high tension battery, and the second switch circuit is used for
By the battery management system BMS driving in electric vehicle to make low-voltage electric energy storage circuit disconnect or lead with booster circuit
It is logical.
6. the boost type brake energy recovery circuit of electric vehicle according to claim 5, which is characterized in that the low pressure
Electric energy storage circuit is connected by the anode of the frequency converter of the motor of first switch circuit and electric vehicle connection, the boosting electricity
The anode connection of the high tension battery of road and electric vehicle and the positive connection for passing through the first switch circuit and frequency converter, institute
Low-voltage electric energy storage circuit and booster circuit is stated to connect with the cathode of frequency converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910268216.9A CN109980762A (en) | 2019-04-03 | 2019-04-03 | The boost type brake energy recovery circuit and recovery method of electric vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910268216.9A CN109980762A (en) | 2019-04-03 | 2019-04-03 | The boost type brake energy recovery circuit and recovery method of electric vehicle |
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| CN109980762A true CN109980762A (en) | 2019-07-05 |
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| CN201910268216.9A Pending CN109980762A (en) | 2019-04-03 | 2019-04-03 | The boost type brake energy recovery circuit and recovery method of electric vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114552875A (en) * | 2022-01-26 | 2022-05-27 | 樊志强 | Magnetoelectric hybrid power device |
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| CN109017326A (en) * | 2018-08-03 | 2018-12-18 | 重庆瑞阳科技股份有限公司 | Brake energy recovering system of electric vehicle |
| CN209488242U (en) * | 2019-04-03 | 2019-10-11 | 苏州阿福机器人有限公司 | Boost type brake energy recovery circuit for electric vehicle |
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2019
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| JPH0515060A (en) * | 1990-10-04 | 1993-01-22 | Isuzu Motors Ltd | Portable booster power supply |
| US20060137918A1 (en) * | 2003-02-07 | 2006-06-29 | Daimlerchrysler Ag | Power supply circuit for a motor vehicle electric system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114552875A (en) * | 2022-01-26 | 2022-05-27 | 樊志强 | Magnetoelectric hybrid power device |
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