CN108860385A - A kind of electric vehicle anti-theft method - Google Patents

A kind of electric vehicle anti-theft method Download PDF

Info

Publication number
CN108860385A
CN108860385A CN201810619543.XA CN201810619543A CN108860385A CN 108860385 A CN108860385 A CN 108860385A CN 201810619543 A CN201810619543 A CN 201810619543A CN 108860385 A CN108860385 A CN 108860385A
Authority
CN
China
Prior art keywords
electric vehicle
phase
current
motor
brshless
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201810619543.XA
Other languages
Chinese (zh)
Other versions
CN108860385B (en
Inventor
不公告发明人
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianchang Tianyue Electronic Co., Ltd
Original Assignee
Zhangzhou Longwen Huiyang Software Development Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhangzhou Longwen Huiyang Software Development Co Ltd filed Critical Zhangzhou Longwen Huiyang Software Development Co Ltd
Priority to CN201810619543.XA priority Critical patent/CN108860385B/en
Publication of CN108860385A publication Critical patent/CN108860385A/en
Application granted granted Critical
Publication of CN108860385B publication Critical patent/CN108860385B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P6/00Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
    • H02P6/24Arrangements for stopping
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R25/00Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
    • B60R25/01Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens
    • B60R25/04Fittings or systems for preventing or indicating unauthorised use or theft of vehicles operating on vehicle systems or fittings, e.g. on doors, seats or windscreens operating on the propulsion system, e.g. engine or drive motor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62HCYCLE STANDS; SUPPORTS OR HOLDERS FOR PARKING OR STORING CYCLES; APPLIANCES PREVENTING OR INDICATING UNAUTHORIZED USE OR THEFT OF CYCLES; LOCKS INTEGRAL WITH CYCLES; DEVICES FOR LEARNING TO RIDE CYCLES
    • B62H5/00Appliances preventing or indicating unauthorised use or theft of cycles; Locks integral with cycles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)

Abstract

The invention discloses a kind of electric vehicle anti-theft method, the anti-theft device is connected in sequence by storage battery, three-phase bridge type converter, brshless DC motor, Hall sensor, current collector and controller.The theft preventing method of the device is:After user pulls up car key, the output of controller control three-phase bridge type converter, realize the short circuit of the three-phase stator winding of brshless DC motor, electric vehicle is locked, if electric vehicle is forced to shift and be displaced to be less than warning setting value, electric vehicle motor is shorted still through winding and locks, once when displacement is greater than warning setting value, then by rotor fixed position technology by the corresponding position of rotor fixed position to three-phase windings, electric vehicle is locked with bigger intensity, reaches antitheft purpose.

Description

A kind of electric vehicle anti-theft method
The application is application No. is 201610090377X, and the applying date is on February 18th, 2016, and invention and created name is The divisional application of the patent of " a kind of box-like anti-theft control device of electric EMU and method ".
Technical field
The invention belongs to electric vehicle anti-theft technical fields, and in particular to a kind of box-like anti-theft control device of electric EMU and side Method.
Background technique
With the development of society and being continuously increased for the fuel oil vehicles, the natural resources such as petroleum fuel that the mankind face are not The problem of foot and fuel emission lead to global warming is increasingly prominent out.So the friendship of hybrid power or pure power in this context Means of transport gradually enters into people's lives in all, and electric vehicle comes into being.Electric vehicle is because having environmental protection, spy operated quickly and conveniently Point, is well received by consumers.In recent years, electric vehicle market development is rapid, and up to now, domestic electric vehicle ownership has been more than 60000000.
Brshless DC motor is widely used in electric car and electric bicycle market.Brshless DC motor is by motor Main body and driver composition, the stator winding of motor body are made into three-phase symmetrical star connection more, and on the rotor of motor body It is stained with the permanent magnet to have magnetized, in order to detect the polarity of rotor, position sensor is filled in motor body;Driver is by power Electronic device and integrated circuit etc. constitute, be used to receive the starting, stopping, brake signal of motor, with control motor starting, Stop and brake, is also used to receive position sensor signal and positive and negative rotaring signal, for controlling the on-off of each power tube of inverter bridge, It generates continuous torque and receives speed command and feedback speed signal, for controlling and the revolving speed for adjusting rotor etc..
Advanced electric vehicle anti-theft technology is to guarantee the premise of electric vehicle safety, electric vehicle anti-theft commonly used in the prior art Device generally uses single-chip microcontroller to control corresponding power tube on-off, come enable brshless DC motor three-phase be shorted and realize it is hard antitheft, Simultaneously by design single-chip microcontroller peripheral sensors circuit, alarming horn sending alarm sound is enabled to realize soft antitheft, such as publication number For the anti-theft control device and method of a kind of CN103600789 electric bicycle being shorted based on winding provided.However, this Anti-theft control device and its theft preventing method are insufficient to the locking intensity of electric vehicle motor, can still be forced to push.
Therefore, a kind of electric vehicle anti-theft device and method rationally, scientific is designed, to saving electric energy, reduction electric vehicle quilt Surreptitiously rate is of great significance.
Summary of the invention
The present invention is intended to provide a kind of box-like anti-theft control device of electric EMU and method, are shorted based on winding and rotor are fixed The method of position overcomes traditional electric car anti-theft device and method to electric energy height, protects the disadvantages of insufficient to electric vehicle forced displacement.
In order to achieve the above objectives, the technical solution adopted by the present invention is that:
A kind of box-like anti-theft control device of electric EMU, including storage battery, three-phase bridge type converter, brshless DC motor, suddenly That sensor, current transformer and controller;The storage battery is in parallel with three-phase bridge type converter, the three-phase bridge type converter Three-phase output end connect the three-phase stator winding of the brshless DC motor;The input of the current collector terminates at described In three-phase stator winding, the output end of the current collector accesses an input terminal of the controller;The hall sensing The input of device terminates on the rotor of the brshless DC motor, and the hall sensor output connects the controller;Institute The output end for stating controller connects the control signal of the three-phase bridge type converter.
Further, the three-phase bridge type converter is mainly made of six transistors, and six transistors are divided into three groups, often Group transistor is in parallel with the DC power supply after connecting two-by-two;And the series connection node in every group between two transistors is described three One phase output terminal of phase output terminal is correspondingly connected to a phase winding of the stator of the brshless DC motor;Every crystal A control signal of the grid of pipe as the three-phase bridge type converter, connects the output end of the controller.
Further, the current collector is current transformer or current sensor.
Further, the input of the current collector terminates on a certain phase winding of the three-phase stator winding, uses In the current actual value for acquiring the phase winding in real time.
Further, the controller includes sequentially connected given value of current device, comparator and PID regulator, described The output end of current collector is connected to the comparator, and the output end of the PID regulator connects the three-phase bridge type inverse The control signal of device, to convey pwm signal.
A kind of theft preventing method of the box-like anti-theft control device of above-mentioned electric EMU, includes the following steps:
(1) user closes its electric vehicle and pulls up key, and electric vehicle is under parking mode;
(2) controller controls three-phase bridge type converter in the first manner and carries out the first output, realizes brushless dc The three-phase stator winding of machine is shorted, and locks electric vehicle;
(3) Hall sensor real-time monitoring is in the situation of movement of the electric vehicle under the parking mode, when described electronic When vehicle is forcibly moved, if the Hall sensor detects that the displacement of the electric vehicle is less than warning setting value, the control Still control three-phase bridge type converter carries out the first output to device processed in the first manner, makes electric vehicle still through described brushless straight The three-phase stator winding of galvanic electricity machine is shorted and locks;
(4) it if Hall sensor detects that the displacement of the electric vehicle is greater than or equal to the warning setting value, gives The three-phase stator winding electric current of the brshless DC motor is load current value, and measures the stator three by current collector The current actual value of phase winding is fed back in the controller;
(5) controller is adjusted according to the difference of the load current value and the current actual value is sent into described three The duty ratio of the pwm signal of the corresponding control signal of phase bridge-type inverter, and then the three-phase bridge is controlled in the second Formula inverter carries out second of output, so that the current actual value follows given load current value;
(6) during the current actual value follows given load current value, the brshless DC motor is determined Sub- three-phase windings generate corresponding magnetic field force effect, and the rotor of the brshless DC motor navigates under magnetic field force effect The corresponding position of three-phase stator winding locks electric vehicle motor, achievees the purpose that electric vehicle anti-theft.
Further, the three-phase bridge type converter is mainly made of six transistor MOS1~MOS6, is divided into three groups: The source electrode of MOS1 in first group with DC power supply 1 is in parallel again after the drain series of MOS4, and connecting between MOS1 and MOS4 Node N1 is connect with the A phase winding of the stator of the brshless DC motor;The drain electrode of the source electrode and MOS6 of MOS3 in second group DC power supply 1 is in parallel again after series connection, and the B of the stator of the series connection node N2 between MOS3 and MOS6 and the brshless DC motor Phase winding connection;The source electrode of MOS5 in third group with DC power supply 1 is in parallel again after the drain series of MOS2, and MOS5 and MOS2 Between series connection node N3 connect with the C phase winding of the stator of the brshless DC motor, and the grid conduct of every transistor One control signal of the three-phase bridge type converter, connects the output end of the controller;As a result, in step (2) and step Suddenly in (3), lower bridge three transistors MOS4, MOS6, MOS2 that the controller controls three-phase bridge type converter are simultaneously turned on, Realize that the three-phase stator winding of brshless DC motor is shorted;In step (5), the three-phase bridge is sent into the controller control The pwm signal duty ratio of transistor MOS1, MOS6, MOS2 grid of inverter, and then control transistor MOS1, MOS6, MOS2 Turn-on time so that actual current value follows given load current value.
Further, the controller includes sequentially connected given value of current device, comparator and PID regulator, described The output end of current collector is connected to the comparator, and the output end of the PID regulator connects the three-phase bridge type inverse The control signal of device;The step (5) specifically includes:
It is poor that the comparator makees the load current value and the current actual value, with obtain the load current value and The difference of the current actual value;
The PID regulator is sent into the corresponding control signal of three-phase bridge type converter according to difference control The duty ratio of pwm signal, and then control the three-phase bridge type converter in the second and carry out second of output, so that described Current actual value follows given load current value.
Further, the warning setting value is 1m.
Further, in step (4), the electric current that the controller gives certain phase winding of the stator of brshless DC motor is Load current value, the current collector acquire the current actual value of the phase winding as value of feedback;Step makes institute in (5) The current actual value for stating phase winding follows the given load current value;In step (6), the rotor is in the magnetic field masterpiece The phase winding position is navigated under.
The box-like theft preventing method of electric EMU of the invention is:After user pulls up car key, controller controls three-phase bridge Three power tubes of lower bridge of formula inverter simultaneously turn on, and realize the short circuit of brshless DC motor three-phase windings, locking electric vehicle electricity Machine, setting warning distance H, H=1m, and practical dragging displacement is calculated according to hall signal and works as position if electric vehicle is forcibly moved It moves and is less than warning setting value H, H=1m, electric vehicle motor is shorted still through winding and locks, and sets when displacement is greater than or equal to warning Definite value H, H=1m, it is load current value that controller, which gives brshless DC motor A phase current, using A phase current actual value as feedback Value controls corresponding power pipe turn-on time by controller, so that A phase current actual value follows A phase by 1 PID regulator Given value of current value, makes rotor fixed position to A phase winding under the action of a magnetic force, locks electric vehicle motor with bigger intensity, Reach antitheft purpose.
Compared with prior art, the advantages of technical solution of the present invention and beneficial effect is mainly:
The Combined type electric vehicle anti-theft device and method based on winding short circuit and rotor fixed position technology that the present invention uses, energy Enough so that after user pulls up car key, the three-phase windings that electric vehicle first passes through brshless DC motor, which are shorted, realizes locking, and When the displacement for monitoring that electric vehicle is forcibly moved is greater than or equal to warning setting value, the current actual value of three-phase windings is made The output of three-phase inverter is controlled after PID is adjusted for value of feedback, follows the current actual value of three-phase windings given Load current value locks electricity so that rotor navigates to corresponding position under the effect of corresponding magnetic field force with bigger intensity Motor-car reaches antitheft purpose, and overcome traditional electric car anti-theft device and method it is high to electric energy, to electric vehicle forced displacement The disadvantages of protection is insufficient can effectively prevent electric vehicle and be forced that displacement, to save electric energy, effect good, the quilt of electric vehicle is effectively reduced Robber leads.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the Combined type electric vehicle anti-theft device of the specific embodiment of the invention;
Fig. 2 is the theft preventing method flow chart of the Combined type electric vehicle anti-theft device of the specific embodiment of the invention.
Specific embodiment
With reference to the accompanying drawing to a kind of Combined type electric vehicle anti-theft device of the invention and method make it is further specifically It is bright.
As shown in Figure 1, the structural schematic diagram of the Combined type electric vehicle anti-theft device for the present embodiment.The combination of the present embodiment Formula electric vehicle anti-theft device is by storage battery 1, three-phase bridge type converter 2, brshless DC motor 3, Hall sensor 4, current collector 5 And controller 6 is connected in sequence.The storage battery 1 is the power supply device of electric vehicle, institute in parallel with three-phase bridge type converter 2 The three-phase output end for stating three-phase bridge type converter 2 connects three-phase stator winding A, B, C of the brshless DC motor 3.Described three Phase bridge-type inverter 2 can be the three-phase inverter of single " into " three " out ", or three " into " three " out " three-phase inverter, " into " is the control signal of three-phase bridge type converter 2, and " out " is the phase output terminal of three-phase bridge type converter 2.This implementation In example, the three-phase bridge type converter 2 is mainly made of six transistor MOS1~MOS6, is divided into three groups:In first group The source electrode of MOS1 with DC power supply 1 is in parallel again after the drain series of MOS4, and series connection node N1 and institute between MOS1 and MOS4 State the A phase winding connection of the stator of brshless DC motor;It is straight again after the source electrode of MOS3 in second group and the drain series of MOS6 Galvanic electricity source 1 is in parallel, and the B phase winding of the stator of the series connection node N2 between MOS3 and MOS6 and the brshless DC motor connects It connects;The source electrode of MOS5 in third group with DC power supply 1 is in parallel again after the drain series of MOS2, and the string between MOS5 and MOS2 Interlink point N3 is connect with the C phase winding of the stator of the brshless DC motor.In addition, the grid of every transistor is as described three One control signal of phase bridge-type inverter 2, connects the output end of the controller 6.
The current collector 5 can be current sensor or current transformer, and input terminates at the stator three It at least one phase winding in phase winding A, B, C, such as is connected on A phase winding, the output termination of the current collector 5 Enter an input terminal of controller 6, another input terminal of the output end access controller 6 of the Hall sensor 4, the control The output end of device 6 processed is separately connected the grid of 6 MOS transistors of three-phase bridge type converter 2, to control corresponding metal-oxide-semiconductor on-off.
The input of Hall sensor 4 terminates on the rotor of brshless DC motor 3, for monitoring the mobile feelings of electric vehicle Condition.Such as assume that the rotor of the brshless DC motor 3 of electric vehicle has p to magnetic pole, three-phase bridge type converter 2 is by 6 above-mentioned MOS Pipe is constituted, then the hall signal that Hall sensor 4 exports has 6 kinds, a circle is divided into 6 sectors, 60 degree of each sector, suddenly The hall signal state that your sensor 4 acquires is every to be changed once, and count results N just adds 1, therefore hall signal passes through a week Phase, rotor turns over a pair of of magnetic pole (for example, rotor p is exactly that rotor turns over 360/p degree electrical angle to magnetic pole), so hall signal shape State is every to be changed once, and rotor turns over (360/p)/6 degree electrical angle, if it is known that wheel diameter is D, electric vehicle can be calculated By mobile distance L.
Further, three-phase bridge type converter 2, current collector 5 and controller 6 constitute current closed-loop system, described Controller includes sequentially connected given value of current device 51, comparator 52 and PID regulator 53, the current collector 5 it is defeated Outlet is connected to the comparator 52, and the control that the output end of the PID regulator 53 connects the three-phase bridge type converter 2 is defeated Enter end, that is, connects the grid of transistor MOS1~MOS6.When Hall sensor 4 detects the electric vehicle under car-parking model Displacement is greater than or equal to a warning setting value, when, the given value of current device 51 gives the stator three-phase of the brshless DC motor 3 Winding current is load current value, and the current collector 5 measures the current actual value of the three-phase stator winding, the comparison It is poor that device 52 makees the load current value and the current actual value, to obtain the load current value and the current actual value Difference;The PID regulator 53 controls according to the difference and is sent into the corresponding control signal of the three-phase bridge type converter 2 Pwm signal duty ratio, such as control be sent into MOS1, MOS6, MOS2 grid pwm signal duty ratio, with control The turn-on time of MOS1, MOS6, MOS2, so that the current actual value follows given load current value, and then fixed The magnetic field force effect of sub- three-phase windings is lower so that rotor fixed position reaches anti-to corresponding position with bigger intensity locking electric vehicle Steal purpose.
To describe the present invention in detail below with reference to apparatus structure schematic diagram shown in FIG. 1 and method flow diagram shown in Fig. 2 A kind of Combined type electric vehicle theft preventing method, the theft preventing method includes the following steps:
(1) user closes electric bicycle and pulls up key, and electric vehicle is under parking mode;
(2) lower bridge three transistors MOS4, MOS6, MOS2 that controller 6 controls three-phase bridge type converter 2 are simultaneously turned on, It realizes that the three-phase stator winding of brshless DC motor 3 is shorted, locks electric vehicle;
(3) Hall sensor 4 monitors the situation of movement of electric vehicle, when electric vehicle is forcibly moved, if Hall sensor 4 Detect that the displacement of electric vehicle is less than warning setting value H, such as H=1m, controller 6 controls the lower bridge of three-phase bridge type converter 2 Three power tubes MOS4, MOS6, MOS2 are simultaneously turned on, and the brshless DC motor 3 of electric vehicle is shorted still through winding to be locked;
(4) setting value H, such as H=1m are guarded against when Hall sensor 4 detects that the displacement of electric vehicle is greater than or equal to, then The A phase current that given value of current device 51 gives brshless DC motor 3 is load current value iN, A phase is measured by current collector 5 Current actual value iA, it is fed back to controller 6;
(5) the current value i that comparator 52 will giveNWith current actual value iAMake the poor PID for obtaining Δ i, being sent into controller 6 Adjuster 53, to control the PWM duty cycle for being sent into 2 transistor MOS1, MOS6, MOS2 gate terminal of three-phase bridge type converter, in turn The turn-on time for controlling transistor MOS1, MOS6, MOS2, so that A phase current actual value iAFollow given load current value
(6) in A phase current actual value iAFollow given load current value iNDuring, the brshless DC motor 3 Three-phase stator winding generates corresponding magnetic field force effect, and the rotor of brshless DC motor 3 navigates to A under magnetic field force effect Phase winding position locks electric vehicle with bigger intensity, achievees the purpose that electric vehicle anti-theft.
The Combined type electric vehicle anti-theft device and method based on winding short circuit and rotor fixed position technology that the present invention uses, gram The disadvantages of traditional electric car anti-theft device and method are high to electric energy, insufficient to the protection of electric vehicle forced displacement is taken, can effectively prevent Electric vehicle is forced that displacement, to save electric energy, effect good, and the stolen rate of electric vehicle is effectively reduced.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should Understand, the present invention is not limited to the above embodiments, and only illustrating for the description in above embodiments and description is of the invention Principle, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these change and change Into all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent It defines.

Claims (10)

1. a kind of electric vehicle anti-theft method, carried out using anti-theft control device antitheft, the anti-theft control device includes three-phase Inverter, brshless DC motor, Hall sensor, current collector and controller;The three-phase of the three-phase inverter exports End connects the three-phase stator winding of the brshless DC motor;The input of the current collector terminate at the stator three-phase around In group, the output end of the current collector accesses an input terminal of the controller;The input terminal of the Hall sensor It connects on the rotor of the brshless DC motor, the hall sensor output connects the controller;The controller Output end connects the control signal of the three-phase inverter;It is characterized in that, the electric vehicle anti-theft method includes following step Suddenly:
(1) user closes its electric vehicle and pulls up key, and electric vehicle is under parking mode;
(2) controller controls three-phase inverter in the first manner and carries out the first output, realizes the stator of brshless DC motor Three-phase windings are shorted, and lock electric vehicle;
(3) Hall sensor real-time monitoring is in the situation of movement of the electric vehicle under the parking mode;
(4) if Hall sensor detects that the displacement of the electric vehicle is greater than or equal to the warning setting value, the control The three-phase stator winding electric current that device gives the brshless DC motor is load current value, and described in being measured by current collector The current actual value of three-phase stator winding is fed back in the controller;
(5) controller is adjusted according to the difference of the load current value and the current actual value is sent into three contrary Become the duty ratio of the pwm signal of the corresponding control signal of device, and then controls the three-phase inverter in the second and carry out Second of output, so that the current actual value follows given load current value;
(6) during the current actual value follows given load current value, the stator three of the brshless DC motor Phase winding generates corresponding magnetic field force effect, and the rotor of the brshless DC motor navigates to stator under magnetic field force effect The corresponding position of three-phase windings locks electric vehicle motor.
2. electric vehicle anti-theft method as described in claim 1, which is characterized in that when the electric vehicle is forcibly moved, if The Hall sensor detects that the displacement of the electric vehicle is less than warning setting value, then the controller is still in the first manner Control three-phase inverter carries out the first output, keeps electric vehicle short still through the three-phase stator winding of the brshless DC motor It connects and locks.
3. electric vehicle anti-theft method as described in claim 1, which is characterized in that the three-phase inverter is mainly by six crystal Pipe MOS1~MOS6 is constituted, and is divided into three groups:After the source electrode of MOS1 in first group and the drain series of MOS4 again with direct current Source is in parallel, and the series connection node N1 between MOS1 and MOS4 is connect with the A phase winding of the stator of the brshless DC motor;Second The source electrode of MOS3 in group is in parallel with DC power supply 1 again with after the drain series of MOS6, and the section of connecting between MOS3 and MOS6 Point N2 is connect with the B phase winding of the stator of the brshless DC motor;The source electrode of MOS5 in third group and the drain electrode string of MOS2 DC power supply is in parallel again after connection, and the C phase of the stator of the series connection node N3 between MOS5 and MOS2 and the brshless DC motor Winding connection, and a control signal of the grid of every transistor as the three-phase inverter, connect the controller Output end.
4. electric vehicle anti-theft method as described in claim 1, which is characterized in that the controller includes sequentially connected electric current Given device, comparator and PID regulator, the output end of the current collector are connected to the comparator, and the PID is adjusted The output end of device connects the control signal of the three-phase inverter.
5. electric vehicle anti-theft method as claimed in claim 4, which is characterized in that the step (5) specifically includes:
It is poor that the comparator makees the load current value and the current actual value, with obtain the load current value with it is described The difference of current actual value;
The PID regulator is sent into the pwm signal of the corresponding control signal of three-phase inverter according to difference control Duty ratio, and then control the three-phase inverter in the second and carry out second of output, so that the current actual value Follow given load current value.
6. electric vehicle anti-theft method as described in claim 1, which is characterized in that the warning setting value is 1m.
7. electric vehicle anti-theft method as described in claim 1, which is characterized in that in step (4), the controller gives brushless The electric current of certain phase winding of the stator of direct current generator is load current value, and the current collector acquires the electric current of the phase winding Actual value is as value of feedback;The current actual value of the phase winding is made to follow the given load current value in step (5); In step (6), the rotor navigates to the phase winding position under magnetic field force effect.
8. electric vehicle anti-theft method as described in claim 1, which is characterized in that the current collector be current transformer or Person's current sensor.
9. electric vehicle anti-theft method as claimed in claim 8, which is characterized in that the input of the current collector terminates at institute It states on a certain phase winding of three-phase stator winding, for acquiring the current actual value of the phase winding in real time.
10. electric vehicle anti-theft method as described in claim 1, which is characterized in that the anti-theft control device further includes power supply Device, the power supply device and the parallel connection of three-phase inverter.
CN201810619543.XA 2016-02-18 2016-02-18 Anti-theft method for electric vehicle Active CN108860385B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810619543.XA CN108860385B (en) 2016-02-18 2016-02-18 Anti-theft method for electric vehicle

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201810619543.XA CN108860385B (en) 2016-02-18 2016-02-18 Anti-theft method for electric vehicle
CN201610090377.XA CN105656369B (en) 2016-02-18 2016-02-18 A kind of box-like anti-theft control device of electric EMU and method

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201610090377.XA Division CN105656369B (en) 2016-02-18 2016-02-18 A kind of box-like anti-theft control device of electric EMU and method

Publications (2)

Publication Number Publication Date
CN108860385A true CN108860385A (en) 2018-11-23
CN108860385B CN108860385B (en) 2020-05-29

Family

ID=56488539

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201610090377.XA Active CN105656369B (en) 2016-02-18 2016-02-18 A kind of box-like anti-theft control device of electric EMU and method
CN201810619543.XA Active CN108860385B (en) 2016-02-18 2016-02-18 Anti-theft method for electric vehicle

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN201610090377.XA Active CN105656369B (en) 2016-02-18 2016-02-18 A kind of box-like anti-theft control device of electric EMU and method

Country Status (1)

Country Link
CN (2) CN105656369B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018218560A1 (en) * 2017-05-31 2018-12-06 深圳市永恒丰科技有限公司 Method for outdoor control of bicycle
CN107681931A (en) * 2017-10-17 2018-02-09 中国电子科技集团公司第四十三研究所 A kind of brshless DC motor current loop control system and control method

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1773838A (en) * 2005-11-03 2006-05-17 卧龙电气集团股份有限公司 Brushless electric machine contrller for electric vehicle
US20060131959A1 (en) * 2003-12-17 2006-06-22 Honda Motor Co., Ltd. Engine starting apparatus with antitheft function, vehicle incorporating the apparatus, and method of using same
CN101875377A (en) * 2009-11-05 2010-11-03 无锡职业技术学院 Anti-theft electric motor car driver
JP2011182505A (en) * 2010-02-26 2011-09-15 Minebea Co Ltd Sensorless synchronous motor drive
CN103607143A (en) * 2013-11-08 2014-02-26 江苏科技大学 Electric bicycle antitheft control apparatus and control method
CN103600789A (en) * 2013-11-08 2014-02-26 江苏科技大学 Electric bicycle antitheft control device and method based on winding short circuit
CN104653768A (en) * 2013-11-25 2015-05-27 陕西国力信息技术有限公司 Brushless DC (direct current) motor for large-torque precise self-locking of automobile gear selecting

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10174484A (en) * 1996-12-10 1998-06-26 Zexel Corp Dc brushless motor driver
CN102602362B (en) * 2012-03-19 2013-12-18 南京航空航天大学 Antitheft motor braking method for electric vehicle

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060131959A1 (en) * 2003-12-17 2006-06-22 Honda Motor Co., Ltd. Engine starting apparatus with antitheft function, vehicle incorporating the apparatus, and method of using same
CN1773838A (en) * 2005-11-03 2006-05-17 卧龙电气集团股份有限公司 Brushless electric machine contrller for electric vehicle
CN101875377A (en) * 2009-11-05 2010-11-03 无锡职业技术学院 Anti-theft electric motor car driver
JP2011182505A (en) * 2010-02-26 2011-09-15 Minebea Co Ltd Sensorless synchronous motor drive
CN103607143A (en) * 2013-11-08 2014-02-26 江苏科技大学 Electric bicycle antitheft control apparatus and control method
CN103600789A (en) * 2013-11-08 2014-02-26 江苏科技大学 Electric bicycle antitheft control device and method based on winding short circuit
CN104653768A (en) * 2013-11-25 2015-05-27 陕西国力信息技术有限公司 Brushless DC (direct current) motor for large-torque precise self-locking of automobile gear selecting

Also Published As

Publication number Publication date
CN105656369A (en) 2016-06-08
CN108860385B (en) 2020-05-29
CN105656369B (en) 2019-01-18

Similar Documents

Publication Publication Date Title
CN107086827B (en) Permanent magnet direct current brushless motor controller and control method for electric vehicle
CN103780177B (en) Automobile AC generator voltage regulator and voltage regulation method
CN104124481B (en) The charge control method of a kind of electric automobile and system
CN103490385B (en) Electric motor temperature protector, motor, electric motor car and control method
US8525474B2 (en) Charge/start system and electric vehicle applying the same
CN206932190U (en) A kind of circuit for controlling motor
CN108045268A (en) Pure electric automobile energy reclaiming method and system
CN104276167A (en) Method of inhibiting an automatic engine stop during steering maneuver
CN105656369B (en) A kind of box-like anti-theft control device of electric EMU and method
CN106330045A (en) Permanent magnet synchronous motor control system and permanent magnet synchronous motor control method
CN111619351A (en) Safety state control method and device and automobile
CN103607143B (en) A kind of anti-theft control device of electric bicycle and control method
CN105711442A (en) Ramp assist control method using permanent-magnet synchronous motor driving control system
CN103600789B (en) Based on anti-theft control device and the method for the Electrical Bicycle of winding short circuit
CN101722923A (en) Anti-theft electric motorcar controller with electronic poll code
CN206384077U (en) A kind of automatic lock of electric bicycle car device
CN106849806A (en) A kind of controller for electric vehicle and control method
CN105730561B (en) A kind of theft preventing method of the electric vehicle anti-theft device based on rotor positioning
TW201408521A (en) Anti-theft method and electric walk-substituting tool using the same
CN103117696B (en) For the controller that the series machine of series excitation electric motor car commutates
CN103204081B (en) Motor control system and method for electric cars
CN107985123A (en) A kind of automobile control method in slope, device and automobile
CN105553353A (en) Motor rotor locking-based anti-theft device for electric motor car and anti-theft method for anti-theft device
CN2910670Y (en) Controller for electric bicycle
JP2015122874A (en) Vehicle power supply device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20200508

Address after: 325000 No.26, Fapai Road, Nanhui street, Lucheng District, Wenzhou City, Zhejiang Province

Applicant after: Chen Aijuan

Address before: 363999 room 1809, 3 District, Qianlong school, Longwen District, Zhangzhou, Fujian

Applicant before: ZHANGZHOU LONGWEN DISTRICT HUIYANGYUAN SOFTWARE DEVELOPMENT Co.,Ltd.

GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20201123

Address after: Qin LAN Zhen Qin Guan Zhong Lu, Tianchang City, Chuzhou City, Anhui Province

Patentee after: Tianchang Tianyue Electronic Co., Ltd

Address before: 325000 No.26, Fapai Road, Nanhui street, Lucheng District, Wenzhou City, Zhejiang Province

Patentee before: Chen Aijuan