CN107134842A - A kind of motor brake energy recycle device - Google Patents
A kind of motor brake energy recycle device Download PDFInfo
- Publication number
- CN107134842A CN107134842A CN201710419248.5A CN201710419248A CN107134842A CN 107134842 A CN107134842 A CN 107134842A CN 201710419248 A CN201710419248 A CN 201710419248A CN 107134842 A CN107134842 A CN 107134842A
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- China
- Prior art keywords
- circuit
- motor
- recycle device
- energy recycle
- brake energy
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Classifications
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- 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
-
- 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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The invention provides a kind of motor brake energy recycle device, including motor, power conversion circuits, frequency-variable controller, charger, battery, current transformer, binding post, the motor includes motor rotor and motor stator, the motor stator is connected with binding post, one end of power conversion circuits input and frequency-variable controller is connected by the binding post, the current transformer is connected to the input of energy conversion circuit, the output end of the power conversion circuits is connected to one end of charger, the other end of the charger is connected in parallel to the other end and battery of frequency-variable controller.The motor brake energy recycle device of the present invention is by rationally setting the connection of circuit, utilizing suitable electronic component, the recovery to inertia kinetic energy under motor brake state can be realized, electric automobile course continuation mileage 30 35% will be increased, much larger than brake power recovering device conventional on current market, and 50% service life of battery can be increased.
Description
Technical field
The invention belongs to energy regenerating field, a kind of motor brake energy recycle device is specifically related to.
Background technology
As the energy and pollution problem increasingly cause people widely to note, research emphasis is moved on to electricity by increasing people
On motor-car.Regenerative braking refers to that the part kinetic energy of automobile is converted into electricity by electric car at retarding braking (brake or descending)
Can, the electric energy of conversion is present in storage device, such as various batteries, super capacitor and ultrahigh speed flywheel, finally increases electronic
The continual mileage of automobile.The general principle of Brake energy recovery is first by automobile brake or a part of mechanical energy for being of slowing down through again
The raw system converting energy into other forms, and be stored in accumulator, while producing certain load resistance makes car deceleration
Braking；When automobile is again started up or is accelerated, regenerative system has the energy that there will be in accumulator to be again converted to automobile-shaped
Kinetic energy required for formula.
Currently the majority electric automobile has all installed the device of regenerative braking to save Brake Energy, recovery section Brake Energy
Amount, conventional brake performance is provided for driver.Research shows, in traveling working conditions change than more frequently section, Cao Yong Brake Energies
Amount recovery can increase continual mileage about 20%.
The recycle and reuse of braking energy, can not only improve the utilization rate of energy, improve VE Vehicle Economy, for
The discharge performance of vehicle is also greatly improved, during braking, and inertia kinetic energy is recovered and stored, vehicle launch when again
Release, solves vehicle on startup because engine is normal work and causes the problem of blowdown is serious under overload operation,
In the case that current environmental consciousness is increasingly strong, it is of practical significance very much.
The content of the invention
The invention provides a kind of electric vehicle brake power recovering device, pass through power conversion circuits, it is possible to achieve subtracting
When under fast state, the recovery to inertia kinetic energy energy is realized, and organic efficiency is high.
The present invention is achieved by the following technical programs：
A kind of motor brake energy recycle device, including motor, power conversion circuits, frequency-variable controller, charger,
Battery, current transformer, binding post, the motor include motor rotor and motor stator, the motor stator
Binding post is connected with, one end of power conversion circuits input and frequency-variable controller, the electric current are connected by the binding post
Transformer is connected to the input of energy conversion circuit, and the output end of the power conversion circuits is connected to one end of charger,
The other end of the charger is connected in parallel to the other end and battery of frequency-variable controller；The power conversion circuits include multiplication of voltage
Rectification circuit, filter circuit, controllable silicon B1, controllable silicon B2, operational amplification circuit, divider resistance M, divider resistance N, detection electricity
Road, No. 1 indicator lamp, No. 2 indicator lamps, voltage-stabiliser tubes；One end of the voltage doubling rectifing circuit is connected on the binding post, the other end
Connect filter circuit, the divider resistance M that the filter circuit is connected to, the detection circuit on one side parallel connection be connected to controllable silicon B2 and
Voltage-stabiliser tube, the on-off circuit of controllable silicon B1 and controllable silicon the B2 composition can realize the high-speed switch of circuit, the detection electricity
One end of road other end concatenation operation amplifying circuit, the operational amplification circuit other end is connected to the input of power conversion circuits,
The input is connected to frequency-variable controller.
Further, the voltage doubling rectifing circuit is 6 voltage doubling rectifing circuits.
Further, the filter circuit is π type filter circuits.
Further, the current transformer is Hall current sensor.
Further, the detection circuit includes optocoupler A1, optocoupler A2, utilizes described Hall current sensor and computing
Amplifying circuit and optocoupler A1, optocoupler A2 coordinate to realize the detection to circuit state.
Further, the divider resistance M includes resistance R3 and resistance R4.
Further, the divider resistance N includes resistance R1 and resistance R2.
Further, No. 1 indicator lamp, No. 2 indicator lamps are LED light.
Further, the voltage-stabiliser tube is voltage-regulator diode.
Further, the battery is lead-acid battery.
The beneficial effects of the present invention are：
1st, the organic efficiency to braking energy is high, can increase electric automobile course continuation mileage 30-35%, much larger than current city
Conventional brake power recovering device on face.
The motor brake energy recycle device that the present invention is provided, low-speed situations and fast state are in electric automobile
When lower, it can realize the recovery to inertia kinetic energy under motor brake, it is to avoid the waste of braking energy.
2nd, service lifetime of accumulator is increased.
When under on-position, inertia kinetic energy is converted into electric energy, carries out floating charge to battery, can so make battery
Service life extends 1 to two year.
Brief description of the drawings
Fig. 1 is the installation wiring diagram of the present invention；
Fig. 2 is power conversion circuits schematic diagram of the present invention.
In figure：1st, motor；2nd, power conversion circuits；3rd, frequency-variable controller；4th, charger；5th, battery；6th, electric current is mutual
Sensor；7th, binding post；1-1, motor rotor；1-2, motor stator；2-1, voltage doubling rectifing circuit；2-2, filter circuit；2-
3rd, controllable silicon B1；2-4, controllable silicon B2；2-5, operational amplification circuit；2-6, divider resistance M；2-7- divider resistances N；2-8, detection
Circuit；2-9, No. 1 indicator lamp；2-10, No. 2 indicator lamps；2-11, voltage-stabiliser tube；2-8-1, optocoupler A1；2-8-2, optocoupler A2.
Embodiment
Be described further below technical scheme, but claimed scope be not limited to it is described.
Embodiment 1
A kind of motor brake energy recycle device as shown in Figure 1, including motor 1, power conversion circuits 2, frequency conversion
Controller 3, charger 4, battery 5, current transformer 6, binding post 7, the motor 1 include motor rotor 1-1 and electricity
Motivation stator 1-2, the motor stator 1-2 are connected with binding post 7, and power conversion circuits 2 are connected by the binding post 7
One end of input and frequency-variable controller 3, the current transformer 6 is connected to the input of energy conversion circuit 2, the energy
The output end of change-over circuit 2 is connected to one end of charger 4, and the other end of the charger 4 is connected in parallel to frequency-variable controller 3
The other end and battery 5.
Power conversion circuits 2 as shown in Figure 2 mainly include：Voltage doubling rectifing circuit 2-1, filter circuit 2-2, controllable silicon B1
2-3, controllable silicon B2 2-4, operational amplification circuit 2-5, divider resistance M 2-6, divider resistance N 2-7, detection circuit 2-8, No. 1
Indicator lamp 2-9, No. 2 indicator lamp 2-10, voltage-stabiliser tube 2-11；One end of the voltage doubling rectifing circuit 2-1 is connected to the binding post 7
On, the other end connection filter circuit 2-2, divider resistance M 2-6, the detection circuit 2-8 that the filter circuit 2-2 is connected to
One end parallel connection is connected to controllable silicon B22-4 and voltage-stabiliser tube 2-11, and controllable silicon B1 2-3 and controllable silicon the B2 2-4 can be constituted out
Close the high-speed switch of circuit realiration circuit, one end of the detection circuit 2-8 other end concatenation operation amplifying circuits 2-5, computing
The amplifying circuit 2-5 other ends are connected to the input of power conversion circuits 2, and the input is connected to frequency-variable controller 3.
Wherein, the voltage doubling rectifing circuit 2-1 is 6 voltage doubling rectifing circuits.
Wherein, the filter circuit 2-3 is π type filter circuits.
Wherein, the current transformer 6 is Hall current sensor.
Wherein, the detection circuit 2-8 includes optocoupler A1 2-8-1, optocoupler A2 2-8-2, utilizes described Hall current
Sensor coordinates to realize the detection to circuit state with operational amplification circuit 2-5 and optocoupler A1 2-8-1, optocoupler A2 2-8-2.
Wherein, the divider resistance M 2-6 include resistance R3 and resistance R4.
The divider resistance N 2-7 include resistance R1 and resistance R2.
The voltage-stabiliser tube 2-11 is voltage-regulator diode.
No. 1 indicator lamp 2-9, No. 2 indicator lamp 2-10 are LED light.
The battery 5 is lead-acid battery.
Energy recovery process to motor retracting device of the present invention is further described the description below：
Brake energy recovery process：When motor braking state, the non-output signal of Hall current sensor 6 is put to computing
Big device 2-5, makes optocoupler A2 2-8-2 be in open circuit, and at the same time motor is in generating state.Institute's generating pressure passes through multiplication of voltage
Rectification circuit 2-1, filter circuit 2-2, divider resistance M 2-6, voltage-stabiliser tube 2-11 lead controllable silicon B1 2-3, controllable silicon B2 2-4
It is logical, power conversion circuits 2 are connected with charger 4, battery 5 is charged, energy regenerating is realized and converts mechanical energy into electricity
Energy.
Wherein when motor stator 1-1 is powered normal operation, the secondary output of Hall current sensor 6 makes operation amplifier
Device 2-5 is output as high potential, and now optocoupler A2 2-8-2 control electrode potential pincers to be, in zero volt, now can controllable silicon B2 2-4
It can not realize that energy is changed in off state between amount change-over circuit 3 and battery 4.
Wherein, using hand thermocouple A1 2-8-1 and power conversion circuits 2 can also be controlled, realize energy conversion and return
Receive.
Reference examples
With a kind of patent " electric vehicle brake power recovery control system " (application number：201410741718.6) described in reality
Example 1 is applied for reference examples, with the embodiment 1 of the present invention that obtains for experimental example 2, on 2 electric automobiles equally configured, installation pair
Described motor brake energy recovery control system and the brake power recovering device described in experimental example 2, wherein electric power storage as usual
The normal service life in pond is 3 years, has carried out the recovery of braking energy, real data has been carried out into comparative analysis, experimental result
As described below：
Claims (10)
1. a kind of motor brake energy recycle device, it is characterised in that：Including motor, power conversion circuits, VFC
Device, charger, battery, current transformer, binding post, the motor include motor rotor and motor stator, described
Motor stator is connected with binding post, and the one of power conversion circuits input and frequency-variable controller is connected by the binding post
End, the current transformer is connected to the input of energy conversion circuit, and the output end of the power conversion circuits, which is connected to, fills
One end of electrical equipment, the other end of the charger is connected in parallel to the other end and battery of frequency-variable controller；The energy conversion
Circuit includes voltage doubling rectifing circuit, filter circuit, controllable silicon B1, controllable silicon B2, operational amplification circuit, divider resistance M, partial pressure electricity
Hinder N, detection circuit, No. 1 indicator lamp, No. 2 indicator lamps, voltage-stabiliser tubes；One end of the voltage doubling rectifing circuit is connected to the wiring
On post, other end connection filter circuit, the divider resistance M that the filter circuit is connected to, the detection circuit on one side simultaneously couples
There are controllable silicon B2 and voltage-stabiliser tube, the on-off circuit of controllable silicon B1 and controllable silicon the B2 composition can realize that the quick of circuit opens
Close, one end of the detection circuit other end concatenation operation amplifying circuit, the operational amplification circuit other end is connected to energy conversion
The input of circuit, the input is connected to frequency-variable controller.
2. motor brake energy recycle device according to claim 1, it is characterised in that：The voltage doubling rectifing circuit is
6 voltage doubling rectifing circuits.
3. motor brake energy recycle device according to claim 1, it is characterised in that：The filter circuit is π types
Filter circuit.
4. motor brake energy recycle device according to claim 1, it is characterised in that：The current transformer is suddenly
That current sensor.
5. motor brake energy recycle device according to claim 1, it is characterised in that：The detection circuit includes light
Coupling A1, optocoupler A2, coordinate to realize pair using described Hall current sensor and operational amplification circuit and optocoupler A1, optocoupler A2
The detection of circuit state.
6. motor brake energy recycle device according to claim 1, it is characterised in that：The divider resistance M includes
Resistance R3 and resistance R4.
7. motor brake energy recycle device according to claim 1, it is characterised in that：The divider resistance N includes
Resistance R1 and resistance R2.
8. motor brake energy recycle device according to claim 1, it is characterised in that：No. 1 indicator lamp, No. 2
Indicator lamp is LED light.
9. motor brake energy recycle device according to claim 1, it is characterised in that：The voltage-stabiliser tube is voltage stabilizing two
Pole pipe.
10. motor brake energy recycle device according to claim 1, it is characterised in that：The battery is plumbic acid
Battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710419248.5A CN107134842A (en) | 2017-06-06 | 2017-06-06 | A kind of motor brake energy recycle device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710419248.5A CN107134842A (en) | 2017-06-06 | 2017-06-06 | A kind of motor brake energy recycle device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107134842A true CN107134842A (en) | 2017-09-05 |
Family
ID=59734919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710419248.5A Pending CN107134842A (en) | 2017-06-06 | 2017-06-06 | A kind of motor brake energy recycle device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107134842A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170021730A1 (en) * | 2015-07-22 | 2017-01-26 | Toyota Jidosha Kabushiki Kaisha | Hybrid vehicle control apparatus |
| CN207069669U (en) * | 2017-06-06 | 2018-03-02 | 卢世奎 | A kind of motor energy retracting device |
-
2017
- 2017-06-06 CN CN201710419248.5A patent/CN107134842A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170021730A1 (en) * | 2015-07-22 | 2017-01-26 | Toyota Jidosha Kabushiki Kaisha | Hybrid vehicle control apparatus |
| CN207069669U (en) * | 2017-06-06 | 2018-03-02 | 卢世奎 | A kind of motor energy retracting device |
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Effective date of abandoning: 20210702 |