CN108058617A - A kind of processing method of Motor Over Speed, entire car controller and automobile - Google Patents
A kind of processing method of Motor Over Speed, entire car controller and automobile Download PDFInfo
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- CN108058617A CN108058617A CN201711247981.XA CN201711247981A CN108058617A CN 108058617 A CN108058617 A CN 108058617A CN 201711247981 A CN201711247981 A CN 201711247981A CN 108058617 A CN108058617 A CN 108058617A
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- rotating speed
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
- H02P29/10—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors for preventing overspeed or under speed
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Control Of Electric Motors In General (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The present invention provides a kind of processing method of Motor Over Speed, entire car controller and automobile, wherein, this method includes：Detect the current motor rotating speed of motor；By the current motor rotating speed compared with preset at least one default hypervelocity section, when the current motor rotating speed is in wherein one default hypervelocity section, and the duration is when reaching scheduled duration, according to the correspondence between preset multiple default hypervelocity sections and corresponding rotating speed control mode, determine and the corresponding rotating speed control mode of the current motor rotating speed；Using the rotating speed control mode, the current motor rotating speed is controlled to reach predetermined work section.The present invention under conditions of vehicle safety travel is ensured, while can avoid motor speed from exceeding the speed limit, improve vehicle safety and reliability according to the default hypervelocity section of difference using different rotating speed control modes.
Description
Technical field
The present invention relates to automobile technical field, particularly relate to a kind of processing method of Motor Over Speed, entire car controller and
Automobile.
Background technology
Nowadays, with the development of automotive engineering, electric vehicle gradually enters into daily life.In existing electric vehicle
In use, if the motor speed of motor is too fast, the back-emf for being easy to cause its generation is more than electric machine controller (Moter
Control Unit, MCU) IGBT (Insulated Gate Bipolar Transistor, insulated gate bipolar transistor)
During voltage limits, the IGBT for causing electric machine controller is breakdown；Also, when motor speed often exceeds its maximum speed, can drop
Its low service life influences the security of electric machine controller and motor tolerance.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of processing method of Motor Over Speed, entire car controller and vapour
Vehicle, too fast to solve the motor speed of motor in the prior art, it is breakdown to be easy to cause the IGBT of electric machine controller, and causes
The problem of motor service life reduces.
In order to solve the above-mentioned technical problem, the present invention is realized in：
In a first aspect, the embodiment of the present invention provides a kind of processing method of Motor Over Speed, the described method includes：
Detect the current motor rotating speed of motor；
By the current motor rotating speed compared with preset at least one default hypervelocity section, when the current motor
Rotating speed is in wherein one default hypervelocity section, and when the duration reaches scheduled duration, according to preset multiple default super
Correspondence between fast section and corresponding rotating speed control mode determines and the corresponding rotating speed control of the current motor rotating speed
Mode processed；
Using the rotating speed control mode, the current motor rotating speed is controlled to reach predetermined work section.
Wherein, it is described by the current motor rotating speed compared with preset at least one default hypervelocity section, work as institute
It states current motor rotating speed and is in wherein one default hypervelocity section, and when the duration reaches scheduled duration, according to preset
Correspondence between multiple default hypervelocity sections and corresponding rotating speed control mode determines opposite with the current motor rotating speed
The step of rotating speed control mode answered, including：
When the current motor rotating speed is greater than or equal to the first rotating speed, and the duration reaches the first scheduled duration, really
The Motor torque of the fixed corresponding first rotating speed control mode motor in order to control is reduced to zero, wherein, first rotating speed is
With the corresponding motor speed of default maximum safe speed.
Wherein, the first rotating speed control mode further includes：The instruction of the first overspeed alarm is sent to instrument controller ICM,
So that the ICM control instruments show motor speed hypervelocity information.
Wherein, it is described by the current motor rotating speed compared with preset at least one default hypervelocity section, work as institute
It states current motor rotating speed and is in wherein one default hypervelocity section, and when the duration reaches scheduled duration, according to preset
Correspondence between multiple default hypervelocity sections and corresponding rotating speed control mode determines opposite with the current motor rotating speed
It the step of rotating speed control mode answered, further includes：
When the current motor rotating speed is greater than or equal to the second rotating speed, and the duration reaches the second scheduled duration, really
The Motor torque of the fixed corresponding second rotating speed control mode motor in order to control is reduced to zero, and to advanced driving assistance system
ADAS sends brake signal, and the ADAS is made to carry out active brake, wherein, second rotating speed is equal to the 3rd rotating speed and the first system
Several products, first coefficient are the positive number less than 1, and the 3rd rotating speed is and the insulated gate bipolar in electric machine controller
The corresponding motor speed of voltage limits of transistor IGBT, second rotating speed are more than first rotating speed.
Wherein, the second rotating speed control mode further includes：The instruction of the second overspeed alarm is sent to ICM, so that the ICM
Control instrument shows motor speed overspeed seriously information；First triggering command is sent to sound prompt device, so that the sound
Suggestion device sends the prompting of the first alarm sound.
Wherein, it is described by the current motor rotating speed compared with preset at least one default hypervelocity section, work as institute
It states current motor rotating speed and is in wherein one default hypervelocity section, and when the duration reaches scheduled duration, according to preset
Correspondence between multiple default hypervelocity sections and corresponding rotating speed control mode determines opposite with the current motor rotating speed
It the step of rotating speed control mode answered, further includes：
During car deceleration, when the current motor rotating speed is more than the first rotating speed and less than the 4th rotating speed, and continue
When time reaches three scheduled durations, determine corresponding 3rd rotating speed control mode in order to control the motor Motor torque drop
It is zero, and stop signal is sent to the ADAS, the ADAS is made to stop active brake；Wherein, the 4th rotating speed is equal to the
The product of three rotating speeds and the second coefficient, second coefficient is the positive number less than 1, and second coefficient is less than first system
Number.
Wherein, the 3rd rotating speed control mode further includes：The instruction of the 3rd overspeed alarm is sent to ICM, so that the ICM
Control instrument shows motor speed hypervelocity information.
Wherein, it is described by the current motor rotating speed compared with preset at least one default hypervelocity section, work as institute
It states current motor rotating speed and is in wherein one default hypervelocity section, and when the duration reaches scheduled duration, according to preset
Correspondence between multiple default hypervelocity sections and corresponding rotating speed control mode determines opposite with the current motor rotating speed
It the step of rotating speed control mode answered, further includes：
When the current motor rotating speed is greater than or equal to the 3rd rotating speed, and the duration reaches four scheduled durations, really
The electric machine controller of the motor stops enabling fixed corresponding 4th rotating speed control mode in order to control.
Wherein, the 4th rotating speed control mode further includes：Hypervelocity fault cues instruction is sent to ICM, so that the ICM
Control instrument shows runaway speed fault message；The second triggering command is sent to sound prompt device, so that the sound carries
Showing device sends the prompting of the second alarm sound.
Wherein, it is described to use the rotating speed control mode, the current motor rotating speed is controlled to reach predetermined work section
Step, including：
Using the rotating speed control mode, control that the current motor rotating speed is less than the 5th rotating speed and the duration reaches the
Five scheduled durations, the 5th rotating speed are less than first rotating speed.
Second aspect, the embodiment of the present invention provide a kind of entire car controller, and the entire car controller includes：
Detection module, for detecting the current motor rotating speed of motor；
Processing module, for by the current motor rotating speed compared with preset at least one default hypervelocity section,
When the current motor rotating speed is in wherein one default hypervelocity section, and the duration reaches scheduled duration, according to setting in advance
Correspondence between fixed multiple default hypervelocity sections and corresponding rotating speed control mode determines and the current motor rotating speed
Corresponding rotating speed control mode；
Control module for using the rotating speed control mode, controls the current motor rotating speed to reach predetermined work area
Between.
Wherein, the processing module includes：
First determination unit reaches for working as the current motor rotating speed more than or equal to the first rotating speed, and duration
During the first scheduled duration, determine that the Motor torque of the corresponding first rotating speed control mode motor in order to control is reduced to zero,
In, first rotating speed is and the corresponding motor speed of default maximum safe speed.
Wherein, the first rotating speed control mode further includes：The instruction of the first overspeed alarm is sent to instrument controller ICM,
So that the ICM control instruments show motor speed hypervelocity information.
Wherein, the processing module further includes：
Second determination unit reaches for working as the current motor rotating speed more than or equal to the second rotating speed, and duration
During the second scheduled duration, determine that the Motor torque of the corresponding second rotating speed control mode motor in order to control is reduced to zero, and
Brake signal is sent to advanced driving assistance system ADAS, the ADAS is made to carry out active brake, wherein, described second rotating speed etc.
In the product of the 3rd rotating speed and the first coefficient, first coefficient is the positive number less than 1, and the 3rd rotating speed is to be controlled with motor
The corresponding motor speed of voltage limits of insulated gate bipolar transistor IGBT in device, second rotating speed are more than described the
One rotating speed.
Wherein, the second rotating speed control mode further includes：The instruction of the second overspeed alarm is sent to ICM, so that the ICM
Control instrument shows motor speed overspeed seriously information；First triggering command is sent to sound prompt device, so that the sound
Suggestion device sends the prompting of the first alarm sound.
Wherein, the processing module further includes：
3rd determination unit, for during car deceleration, when the current motor rotating speed is more than the first rotating speed and small
In the 4th rotating speed, and when the duration reaches three scheduled durations, determine that corresponding 3rd rotating speed control mode is described in order to control
The Motor torque of motor is reduced to zero, and sends stop signal to the ADAS, and the ADAS is made to stop active brake；Wherein,
4th rotating speed is equal to the product of the 3rd rotating speed and the second coefficient, and second coefficient is the positive number less than 1, and described second
Coefficient is less than first coefficient.
Wherein, the 3rd rotating speed control mode further includes：The instruction of the 3rd overspeed alarm is sent to ICM, so that the ICM
Control instrument shows motor speed hypervelocity information.
Wherein, the processing module further includes：
4th determination unit reaches for working as the current motor rotating speed more than or equal to the 3rd rotating speed, and duration
During four scheduled durations, determine that the electric machine controller of the motor stops making corresponding 4th rotating speed control mode in order to control
Energy.
Wherein, the 4th rotating speed control mode further includes：Hypervelocity fault cues instruction is sent to ICM, so that the ICM
Control instrument shows runaway speed fault message；The second triggering command is sent to sound prompt device, so that the sound carries
Showing device sends the prompting of the second alarm sound.
Wherein, the control module includes：
Control unit, for use the rotating speed control mode, control the current motor rotating speed be less than the 5th rotating speed and
Duration reaches the 5th scheduled duration, and the 5th rotating speed is less than first rotating speed.
The third aspect, the embodiment of the present invention provides a kind of automobile, including above-mentioned entire car controller.
Fourth aspect, the embodiment of the present invention provide a kind of automobile, including processor, memory and are stored in the memory
Computer program that is upper and can running on the processor, the computer program is realized above-mentioned when being performed by the processor
The step of processing method of Motor Over Speed.
5th aspect, the embodiment of the present invention provide a kind of computer readable storage medium, the computer-readable storage medium
Computer program is stored in matter, the computer program realizes the step of the processing method of above-mentioned Motor Over Speed when being executed by processor
Suddenly.
In the embodiment of the present invention, by the current motor rotating speed for detecting motor；By the current motor rotating speed with it is preset
At least one default hypervelocity section be compared, when the current motor rotating speed is in wherein one default hypervelocity section, and hold
When the continuous time reaches scheduled duration, according between preset multiple default hypervelocity sections and corresponding rotating speed control mode
Correspondence determines and the corresponding rotating speed control mode of the current motor rotating speed；Using the rotating speed control mode, control
The current motor rotating speed reaches predetermined work section, can use different rotating speed controlling parties according to the default hypervelocity section of difference
Formula under conditions of vehicle safety travel is ensured, while avoids motor speed from exceeding the speed limit, and improves vehicle safety and reliability.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, needed in being described below to the embodiment of the present invention
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present invention,
For those of ordinary skill in the art, without having to pay creative labor, can also be obtained according to these attached drawings
Obtain other attached drawings.
Fig. 1 shows the flow diagrams of the processing method of Motor Over Speed provided in an embodiment of the present invention；
Fig. 2 represents the Local network topology schematic diagram of automobile provided in an embodiment of the present invention；
Fig. 3 represents the external characteristic curve schematic diagram for the motor that an example of the invention provides；
Fig. 4 represents the structure diagram of entire car controller provided in an embodiment of the present invention.
Specific embodiment
To make the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
Fig. 1 is referred to, is illustrated that the flow diagram of the processing method of Motor Over Speed provided in an embodiment of the present invention.
The embodiment of the present invention provides a kind of processing method of Motor Over Speed, and executive agent can be entire car controller
(Vehicle Control Unit, VCU), the method may include following steps：
Step 101, the current motor rotating speed of motor is detected.
Step 102, by the current motor rotating speed compared with preset at least one default hypervelocity section, when described
Current motor rotating speed is in wherein one default hypervelocity section, and when the duration reaches scheduled duration, according to preset more
Correspondence between a default hypervelocity section and corresponding rotating speed control mode determines corresponding with the current motor rotating speed
Rotating speed control mode.
Step 103, using the rotating speed control mode, the current motor rotating speed is controlled to reach predetermined work section.
In the embodiment of the present invention, in vehicle traveling process, the current motor rotating speed of the motor of automobile is detected, determines to work as
Default hypervelocity section residing for front motor rotating speed is in wherein one default hypervelocity section and duration in current motor rotating speed
When reaching scheduled duration, represent that current motor rotating speed is in overspeed condition, corresponding rotating speed control mode is determined, then by adopting
With corresponding rotating speed control mode, current motor rotating speed is controlled to predetermined work section, so that motor is restored to normal work
Make state.In such manner, it is possible to vehicle safety travel is being ensured using different rotating speed control modes according to the default hypervelocity section of difference
Under conditions of, while motor speed is avoided to exceed the speed limit, extend the service life of motor, improve the safety of electric machine controller (MCU)
Property and motor tolerance, and then improve vehicle safety and reliability.
In the embodiment of the present invention, different default hypervelocity sections are in for current motor rotating speed, are provided with corresponding rotating speed
Control mode, so that motor speed reaches predetermined work section, it is specific as follows.
In embodiments of the present invention, entire car controller respectively with ICM (Instrument Control Module, instrument control
Device processed), electric machine controller, ADAS (Advanced Driver Assistant Systems, advanced driving assistance system) communication
Connection, as shown in Figure 2.
In embodiments of the present invention, step 102, it is described to surpass the current motor rotating speed and preset at least one preset
Fast section is compared, and presets hypervelocity section when the current motor rotating speed is in wherein one, and the duration reaches pre- timing
When long, according to it is preset it is multiple it is default hypervelocity sections and corresponding rotating speed control mode between correspondences, determine with
The step of current motor rotating speed corresponding rotating speed control mode, it can include：Be more than when the current motor rotating speed or
Equal to the first rotating speed Spdset1, and the duration reach the first scheduled duration T1When, determine that corresponding first rotating speed control mode is
The Motor torque of the motor is controlled to be reduced to zero, wherein, the first rotating speed Spdset1For with default maximum safe speed
Corresponding motor speed.
In the embodiment of the present invention, when the current motor rotating speed detected is greater than or equal to the first rotating speed Spdset1, and continue
Time reaches the first scheduled duration T1When, determine that current motor rotating speed is in the first default hypervelocity section；At this point, it determines corresponding
The Motor torque of first rotating speed control mode motor in order to control is reduced to zero, specifically, being turned round by sending drop to electric machine controller
Instruction, makes the Motor torque of electric machine controller drive motor be reduced to zero, so that current motor rotating speed can reach predetermined
Operation interval.Wherein, further, in the first rotating speed control mode, while the Motor torque of motor is controlled to be reduced to zero,
It further includes：The instruction of the first overspeed alarm is sent to ICM, so that instrument controller control instrument shows motor speed hypervelocity information.
In embodiments of the present invention, step 102, it is described to surpass the current motor rotating speed and preset at least one preset
Fast section is compared, and presets hypervelocity section when the current motor rotating speed is in wherein one, and the duration reaches pre- timing
When long, according to it is preset it is multiple it is default hypervelocity sections and corresponding rotating speed control mode between correspondences, determine with
The step of current motor rotating speed corresponding rotating speed control mode, it can also include：When the current motor rotating speed is more than
Or equal to the second rotating speed Spdset2, and the duration reach the second scheduled duration T2When, determine corresponding second rotating speed control mode
The Motor torque of the motor is reduced to zero in order to control, and sends brake signal to ADAS, and the ADAS is made to carry out active brake,
Wherein, the second rotating speed Spdset2Equal to the 3rd rotating speed Spdset3With the first COEFFICIENT K1Product, first COEFFICIENT K1To be small
In 1 positive number, the 3rd rotating speed Spdset3For with the corresponding motor speed of the voltage limits of the IGBT in electric machine controller,
The second rotating speed Spdset2More than the first rotating speed Spdset2。
In the embodiment of the present invention, the 3rd rotating speed Spdset3For the trouble free service rotary speed threshold value of electric machine controller, confirm
Method is equal to the voltage limits U of the IGBT of electric machine controller for the back-emf U that motor generates under the motor speedlim.Its
In, when the current motor rotating speed detected is greater than or equal to the second rotating speed Spdset2, and the duration reach the second scheduled duration T2
When, determine that current motor rotating speed is in the second default hypervelocity section；At this point, determine corresponding second rotating speed control mode in order to control
The Motor torque of the motor is reduced to zero, and sends brake signal to ADAS, ADAS is made to carry out active brake, so that currently
Motor speed can reach predetermined work section.Wherein, further, in the second rotating speed control mode, further include：It is sent out to ICM
The second overspeed alarm is sent to instruct, so that instrument controller control instrument shows motor speed overspeed seriously information；Further, it is also possible to
Including：First triggering command is sent to sound prompt device, so that sound prompt device sends the prompting of the first alarm sound.
In embodiments of the present invention, step 102, it is described to surpass the current motor rotating speed and preset at least one preset
Fast section is compared, and presets hypervelocity section when the current motor rotating speed is in wherein one, and the duration reaches pre- timing
When long, according to it is preset it is multiple it is default hypervelocity sections and corresponding rotating speed control mode between correspondences, determine with
The step of current motor rotating speed corresponding rotating speed control mode, it can also include：During car deceleration, when described
Current motor rotating speed is more than the first rotating speed and less than the 4th rotating speed Spdset4, and the duration reach the 3rd scheduled duration T3When, really
The Motor torque of the fixed corresponding 3rd rotating speed control mode motor in order to control is reduced to zero, and sends and stop to the ADAS
Signal makes the ADAS stop active brake；Wherein, the 4th rotating speed Spdset4Equal to the 3rd rotating speed Spdset3With the second system
Number K2Product, second COEFFICIENT K2To be less than 1 positive number, and second COEFFICIENT K2Less than first COEFFICIENT K1。
In the embodiment of the present invention, it is greater than or equal to the second rotating speed Spd in current motor rotating speedset2, and the duration reach
Second scheduled duration T2Afterwards, torque operation and ADAS active brakes drop through motor, if car deceleration travels, in car deceleration
In the process, if current motor rotating speed is more than the first rotating speed Spdset1And less than the 4th rotating speed Spdset4, and the duration reach the 3rd
Scheduled duration T3, current motor rotating speed is determined in the 3rd default hypervelocity section, and the 3rd default hypervelocity section can be with first in advance
If the segment part that exceeds the speed limit coincidence or identical；At this point, determine corresponding 3rd rotating speed control mode in order to control motor motor turn round
Square is reduced to zero, and sends stop signal to ADAS, and ADAS is made to stop active brake.Wherein, further, the 3rd rotating speed controlling party
In formula, further include：The instruction of the 3rd overspeed alarm is sent to ICM, so that instrument controller control instrument shows motor speed hypervelocity
Information.
In embodiments of the present invention, step 102, it is described to surpass the current motor rotating speed and preset at least one preset
Fast section is compared, and presets hypervelocity section when the current motor rotating speed is in wherein one, and the duration reaches pre- timing
When long, according to it is preset it is multiple it is default hypervelocity sections and corresponding rotating speed control mode between correspondences, determine with
The step of current motor rotating speed corresponding rotating speed control mode, it can also include：When the current motor rotating speed is more than
Or equal to the 3rd rotating speed Spdset3, and the duration reach the 4th scheduled duration T4When, determine corresponding 4th rotating speed control mode
The electric machine controller of the motor stops enabled in order to control.
In the embodiment of the present invention, it is greater than or equal to the second rotating speed Spd in current motor rotating speedset2, and the duration reach
Second scheduled duration T2Afterwards, torque operation and ADAS active brakes drop through motor, if automobile persistently gives it the gun, current
Motor speed is greater than or equal to the 3rd rotating speed Spdset3, and the duration reach the 4th scheduled duration T4When, determine that current motor turns
Speed is in the 4th default hypervelocity section, at this point, representing automobile current motor rotating speed overspeed seriously and may cause electric machine controller
IGBT it is breakdown, for protection electric machine controller power device the considerations of, determine that corresponding 4th rotating speed control mode is
The electric machine controller of motor is controlled to stop enabling.Wherein, further, in the 4th rotating speed control mode, further include：To ICM
Hypervelocity fault cues instruction is sent, so that instrument controller control instrument shows runaway speed fault message；Further, it is also possible to
Including：The second triggering command is sent to sound prompt device, so that sound prompt device sends the prompting of the second alarm sound.
In addition, in embodiments of the present invention, it is step 103, described to use the rotating speed control mode, control the current electricity
Machine rotating speed reaches the step of predetermined work section, can include：Using the rotating speed control mode, the current motor is controlled to turn
Speed is less than the 5th rotating speed Spdset5And the duration reaches the 5th scheduled duration T5, the 5th rotating speed Spdset5Less than described
One rotating speed Spdset1。
In the embodiment of the present invention, to ensure that current motor rotating speed after corresponding rotating speed control mode operation, makes motor
Motor speed can be restored to normal operating conditions, even if motor speed is in 0~the first rotating speed Spdset1, therefore, control is worked as
Front motor rotating speed is less than the 5th rotating speed Spdset5And the duration reaches the 5th scheduled duration T5, to improve the peace of electric machine controller
Full property and motor tolerance, and then improve vehicle safety and reliability.
Wherein, in an of the invention example, by taking a certain motor as an example, the external characteristic curve of the motor as shown in figure 3,
In the motor, with the corresponding first rotating speed Spd of default maximum safe speedset1For in 9000rpm, with electric machine controller
IGBT the corresponding 3rd rotating speed Spd of voltage limitsset3For the normal work section (electricity of 12000rpm, the then motor
Machine rotating speed is in normal operating conditions) it is 0~9000rpm；From figure 3, it can be seen that the 5th rotating speed Spdset5The first rotating speeds of ＜
Spdset1The 4th rotating speed Spd of ＜set4The second rotating speeds of ＜ Spdset2The 3rd rotating speed Spd of ＜set3。
The processing method of Motor Over Speed provided in an embodiment of the present invention, by the current motor rotating speed for detecting motor；It will
The current motor rotating speed is compared with preset at least one default hypervelocity section, when the current motor rotating speed is in it
In a default hypervelocity section, and when the duration reaches scheduled duration, according to preset multiple default hypervelocity sections and phases
Correspondence between corresponding rotating speed control mode, determines and the corresponding rotating speed control mode of the current motor rotating speed；It adopts
With the rotating speed control mode, the current motor rotating speed is controlled to reach predetermined work section, it can be according to the default hypervelocity of difference
Section uses different rotating speed control modes, under conditions of vehicle safety travel is ensured, while motor speed is avoided to exceed the speed limit, carried
High vehicle safety and reliability.
Based on the above method, the embodiment of the present invention provides a kind of realizing the entire car controller of the above method.
Fig. 4 is referred to, is illustrated that the structure diagram of entire car controller provided in an embodiment of the present invention, the present invention is real
It applies example and a kind of entire car controller 400 is provided, the entire car controller 400 can include：Detection module 410, processing module 420 with
And control module 430.
Detection module 410, for detecting the current motor rotating speed of motor；
Processing module 420, for the current motor rotating speed and preset at least one default hypervelocity section to be compared
Compared with when the current motor rotating speed is in wherein one default hypervelocity section, and the duration reaches scheduled duration, according to advance
Correspondence between multiple default hypervelocity sections of setting and corresponding rotating speed control mode determines to turn with the current motor
The corresponding rotating speed control mode of speed；
Control module 430 for using the rotating speed control mode, controls the current motor rotating speed to reach predetermined work
Section.
Wherein, in the embodiment of the present invention, the processing module 420 can include：First determination unit.
First determination unit reaches for working as the current motor rotating speed more than or equal to the first rotating speed, and duration
During the first scheduled duration, determine that the Motor torque of the corresponding first rotating speed control mode motor in order to control is reduced to zero,
In, first rotating speed is and the corresponding motor speed of default maximum safe speed.
Wherein, the first rotating speed control mode further includes：The instruction of the first overspeed alarm is sent to instrument controller ICM,
So that the ICM control instruments show motor speed hypervelocity information.
Wherein, in the embodiment of the present invention, the processing module 420 can also include：Second determination unit.
Second determination unit reaches for working as the current motor rotating speed more than or equal to the second rotating speed, and duration
During the second scheduled duration, determine that the Motor torque of the corresponding second rotating speed control mode motor in order to control is reduced to zero, and
Brake signal is sent to advanced driving assistance system ADAS, the ADAS is made to carry out active brake, wherein, described second rotating speed etc.
In the product of the 3rd rotating speed and the first coefficient, first coefficient is the positive number less than 1, and the 3rd rotating speed is to be controlled with motor
The corresponding motor speed of voltage limits of insulated gate bipolar transistor IGBT in device, second rotating speed are more than described the
One rotating speed.
Wherein, the second rotating speed control mode further includes：The instruction of the second overspeed alarm is sent to ICM, so that the ICM
Control instrument shows motor speed overspeed seriously information；First triggering command is sent to sound prompt device, so that the sound
Suggestion device sends the prompting of the first alarm sound.
Wherein, in the embodiment of the present invention, the processing module 420 can also include：3rd determination unit.
3rd determination unit, for during car deceleration, when the current motor rotating speed is more than the first rotating speed and small
In the 4th rotating speed, and when the duration reaches three scheduled durations, determine that corresponding 3rd rotating speed control mode is described in order to control
The Motor torque of motor is reduced to zero, and sends stop signal to the ADAS, and the ADAS is made to stop active brake；Wherein,
4th rotating speed is equal to the product of the 3rd rotating speed and the second coefficient, and second coefficient is the positive number less than 1, and described second
Coefficient is less than first coefficient.
Wherein, the 3rd rotating speed control mode further includes：The instruction of the 3rd overspeed alarm is sent to ICM, so that the ICM
Control instrument shows motor speed hypervelocity information.
Wherein, in the embodiment of the present invention, the processing module 420 can also include：4th determination unit.
4th determination unit reaches for working as the current motor rotating speed more than or equal to the 3rd rotating speed, and duration
During four scheduled durations, determine that the electric machine controller of the motor stops making corresponding 4th rotating speed control mode in order to control
Energy.
Wherein, the 4th rotating speed control mode further includes：Hypervelocity fault cues instruction is sent to ICM, so that the ICM
Control instrument shows runaway speed fault message；The second triggering command is sent to sound prompt device, so that the sound carries
Showing device sends the prompting of the second alarm sound.
Wherein, in the embodiment of the present invention, the control module 430 can include：Control unit.
Control unit, for use the rotating speed control mode, control the current motor rotating speed be less than the 5th rotating speed and
Duration reaches the 5th scheduled duration, and the 5th rotating speed is less than first rotating speed.
Entire car controller provided in an embodiment of the present invention can realize that entire car controller in the embodiment of the method for Fig. 1 is realized
Each process, to avoid repeating, which is not described herein again.
Entire car controller provided in an embodiment of the present invention, by the current motor rotating speed for detecting motor；It will be described current
Motor speed is compared with preset at least one default hypervelocity section, when the current motor rotating speed is default in wherein one
It exceeds the speed limit section, and when the duration reaches scheduled duration, according to preset multiple default hypervelocity sections and corresponding rotating speeds
Correspondence between control mode determines and the corresponding rotating speed control mode of the current motor rotating speed；Using described turn
Fast control mode controls the current motor rotating speed to reach predetermined work section, can be used according to the default hypervelocity section of difference
Different rotating speed control modes under conditions of vehicle safety travel is ensured, while avoids motor speed from exceeding the speed limit, and improves automobile peace
Full property and reliability.
In addition, the embodiment of the present invention also provides a kind of automobile, including above-mentioned entire car controller.
In addition, the embodiment of the present invention also provides a kind of automobile, including processor, memory and it is stored on the memory
And the computer program that can be run on the processor, the computer program realize above-mentioned electricity when being performed by the processor
Each process of the processing method embodiment of machine hypervelocity, and identical technique effect can be reached, it is no longer superfluous here to avoid repeating
It states.
In addition, the embodiment of the present invention also provides a kind of computer readable storage medium, the computer readable storage medium
Upper storage computer program, the computer program realize the processing method embodiment of above-mentioned Motor Over Speed when being executed by processor
Each process, and identical technique effect can be reached, to avoid repeating, which is not described herein again.
For foregoing embodiment of the method, in order to be briefly described, therefore it is all expressed as to a series of combination of actions, still
Those skilled in the art should know, the present invention and from the limitation of described sequence of movement, because according to the present invention, it is some
Step may be employed other orders or be carried out at the same time.Secondly, those skilled in the art should also know, described in the specification
Embodiment belong to preferred embodiment, involved action is not necessarily essential to the invention.
It should be noted that in inventive embodiments, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.
The unit illustrated as separating component may or may not be physically separate, be shown as unit
The component shown may or may not be physical location, you can be located at a place or can also be distributed to multiple
In network element.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also
That unit is individually physically present, can also two or more units integrate in a unit.
If the function is realized in the form of SFU software functional unit and is independent production marketing or in use, can be with
It is stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially in other words
The part contribute to the prior art or the part of the technical solution can be embodied in the form of software product, the meter
Calculation machine software product is stored in a storage medium, is used including some instructions so that a computer equipment (can be
People's computer, server or network equipment etc.) perform all or part of the steps of the method according to each embodiment of the present invention.
And foregoing storage medium includes：USB flash disk, mobile hard disk, ROM, RAM, magnetic disc or CD etc. are various can to store program code
Medium.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, several improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (23)
1. a kind of processing method of Motor Over Speed, which is characterized in that the described method includes：
Detect the current motor rotating speed of motor；
By the current motor rotating speed compared with preset at least one default hypervelocity section, when the current motor rotating speed
In wherein one default hypervelocity section, and when the duration reaches scheduled duration, according to preset multiple default hypervelocity areas
Between correspondence between corresponding rotating speed control mode, determine and the corresponding rotating speed controlling party of the current motor rotating speed
Formula；
Using the rotating speed control mode, the current motor rotating speed is controlled to reach predetermined work section.
It is 2. according to the method described in claim 1, it is characterized in that, described by the current motor rotating speed and preset at least one
A default hypervelocity section is compared, and presets hypervelocity section when the current motor rotating speed is in wherein one, and the duration reaches
During to scheduled duration, according to the corresponding pass between preset multiple default hypervelocity sections and corresponding rotating speed control mode
The step of system, definite rotating speed control mode corresponding with the current motor rotating speed, including：
When the current motor rotating speed is greater than or equal to the first rotating speed, and the duration reaches the first scheduled duration, definite pair
The Motor torque of the first rotating speed control mode the answered motor in order to control is reduced to zero, wherein, first rotating speed be with it is pre-
If the corresponding motor speed of maximum safe speed.
3. according to the method described in claim 2, it is characterized in that, the first rotating speed control mode further includes：To instrument control
Device ICM processed sends the instruction of the first overspeed alarm, so that the ICM control instruments show motor speed hypervelocity information.
It is 4. according to the method described in claim 2, it is characterized in that, described by the current motor rotating speed and preset at least one
A default hypervelocity section is compared, and presets hypervelocity section when the current motor rotating speed is in wherein one, and the duration reaches
During to scheduled duration, according to the corresponding pass between preset multiple default hypervelocity sections and corresponding rotating speed control mode
It the step of system, definite rotating speed control mode corresponding with the current motor rotating speed, further includes：
When the current motor rotating speed is greater than or equal to the second rotating speed, and the duration reaches the second scheduled duration, definite pair
The Motor torque of the second rotating speed control mode the answered motor in order to control is reduced to zero, and to advanced driving assistance system ADAS
Brake signal is sent, the ADAS is made to carry out active brake, wherein, second rotating speed is equal to the 3rd rotating speed and the first coefficient
Product, first coefficient are the positive number less than 1, and the 3rd rotating speed is and the insulated gate bipolar crystal in electric machine controller
The corresponding motor speed of voltage limits of pipe IGBT, second rotating speed are more than first rotating speed.
5. according to the method described in claim 4, it is characterized in that, the second rotating speed control mode further includes：It is sent to ICM
Second overspeed alarm instructs, so that the ICM control instruments show motor speed overspeed seriously information；It is sent out to sound prompt device
Go out first triggering command, so that the sound prompt device sends the prompting of the first alarm sound.
It is 6. according to the method described in claim 4, it is characterized in that, described by the current motor rotating speed and preset at least one
A default hypervelocity section is compared, and presets hypervelocity section when the current motor rotating speed is in wherein one, and the duration reaches
During to scheduled duration, according to the corresponding pass between preset multiple default hypervelocity sections and corresponding rotating speed control mode
It the step of system, definite rotating speed control mode corresponding with the current motor rotating speed, further includes：
During car deceleration, when the current motor rotating speed is more than the first rotating speed and less than the 4th rotating speed, and the duration
When reaching three scheduled durations, determine that the Motor torque of the corresponding 3rd rotating speed control mode motor in order to control is reduced to
Zero, and stop signal is sent to the ADAS, the ADAS is made to stop active brake；Wherein, the 4th rotating speed is equal to the 3rd
The product of rotating speed and the second coefficient, second coefficient is the positive number less than 1, and second coefficient is less than first system
Number.
7. according to the method described in claim 6, it is characterized in that, the 3rd rotating speed control mode further includes：It is sent to ICM
3rd overspeed alarm instructs, so that the ICM control instruments show motor speed hypervelocity information.
It is 8. according to the method described in claim 4, it is characterized in that, described by the current motor rotating speed and preset at least one
A default hypervelocity section is compared, and presets hypervelocity section when the current motor rotating speed is in wherein one, and the duration reaches
During to scheduled duration, according to the corresponding pass between preset multiple default hypervelocity sections and corresponding rotating speed control mode
It the step of system, definite rotating speed control mode corresponding with the current motor rotating speed, further includes：
When the current motor rotating speed is greater than or equal to the 3rd rotating speed, and the duration reaches four scheduled durations, definite pair
The electric machine controller of the motor stops enabling the 4th rotating speed control mode answered in order to control.
9. according to the method described in claim 8, it is characterized in that, the 4th rotating speed control mode further includes：It is sent to ICM
Exceed the speed limit fault cues instruction, so that the ICM control instruments show runaway speed fault message；It is sent to sound prompt device
Second triggering command, so that the sound prompt device sends the prompting of the second alarm sound.
10. according to the method described in claim 2, it is characterized in that, described use the rotating speed control mode, control is described to work as
Front motor rotating speed reaches the step of predetermined work section, including：
Using the rotating speed control mode, the current motor rotating speed is controlled to reach the 5th in advance less than the 5th rotating speed and duration
Timing is long, and the 5th rotating speed is less than first rotating speed.
11. a kind of entire car controller, which is characterized in that the entire car controller includes：
Detection module, for detecting the current motor rotating speed of motor；
Processing module, for compared with preset at least one default hypervelocity section, the current motor rotating speed to be worked as institute
It states current motor rotating speed and is in wherein one default hypervelocity section, and when the duration reaches scheduled duration, according to preset
Correspondence between multiple default hypervelocity sections and corresponding rotating speed control mode determines opposite with the current motor rotating speed
The rotating speed control mode answered；
Control module for using the rotating speed control mode, controls the current motor rotating speed to reach predetermined work section.
12. entire car controller according to claim 11, which is characterized in that the processing module includes：
First determination unit reaches first for working as the current motor rotating speed more than or equal to the first rotating speed, and duration
During scheduled duration, determine that the Motor torque of the corresponding first rotating speed control mode motor in order to control is reduced to zero, wherein, institute
Stating the first rotating speed is and the corresponding motor speed of default maximum safe speed.
13. entire car controller according to claim 12, which is characterized in that the first rotating speed control mode further includes：
The instruction of the first overspeed alarm is sent to instrument controller ICM, so that the ICM control instruments show motor speed hypervelocity information.
14. entire car controller according to claim 12, which is characterized in that the processing module further includes：
Second determination unit reaches second for working as the current motor rotating speed more than or equal to the second rotating speed, and duration
During scheduled duration, determine that the Motor torque of the corresponding second rotating speed control mode motor in order to control is reduced to zero, and to height
Grade driving assistance system ADAS sends brake signal, and the ADAS is made to carry out active brake, wherein, second rotating speed is equal to the
The product of three rotating speeds and the first coefficient, first coefficient are positive number less than 1, the 3rd rotating speed be in electric machine controller
Insulated gate bipolar transistor IGBT the corresponding motor speed of voltage limits, second rotating speed be more than described first turn
Speed.
15. entire car controller according to claim 14, which is characterized in that the second rotating speed control mode further includes：
The instruction of the second overspeed alarm is sent to ICM, so that the ICM control instruments show motor speed overspeed seriously information；To sound
Suggestion device sends first triggering command, so that the sound prompt device sends the prompting of the first alarm sound.
16. entire car controller according to claim 14, which is characterized in that the processing module further includes：
3rd determination unit, for during car deceleration, when the current motor rotating speed is more than the first rotating speed and less than the
Four rotating speeds, and when the duration reaches three scheduled durations, determine that corresponding 3rd rotating speed control mode is described electronic in order to control
The Motor torque of machine is reduced to zero, and sends stop signal to the ADAS, and the ADAS is made to stop active brake；Wherein, it is described
4th rotating speed is equal to the product of the 3rd rotating speed and the second coefficient, and second coefficient is the positive number less than 1, and second coefficient
Less than first coefficient.
17. entire car controller according to claim 16, which is characterized in that the 3rd rotating speed control mode further includes：
The instruction of the 3rd overspeed alarm is sent to ICM, so that the ICM control instruments show motor speed hypervelocity information.
18. entire car controller according to claim 14, which is characterized in that the processing module further includes：
4th determination unit reaches the 4th for working as the current motor rotating speed more than or equal to the 3rd rotating speed, and duration
During scheduled duration, determine that the electric machine controller of the motor stops enabling corresponding 4th rotating speed control mode in order to control.
19. entire car controller according to claim 18, which is characterized in that the 4th rotating speed control mode further includes：
Hypervelocity fault cues instruction is sent to ICM, so that the ICM control instruments show runaway speed fault message；It is carried to sound
Showing device sends the second triggering command, so that the sound prompt device sends the prompting of the second alarm sound.
20. entire car controller according to claim 12, which is characterized in that the control module includes：
Control unit for using the rotating speed control mode, controls the current motor rotating speed to be less than the 5th rotating speed and continues
Time reaches the 5th scheduled duration, and the 5th rotating speed is less than first rotating speed.
21. a kind of automobile, which is characterized in that including the entire car controller as any one of claim 11 to 20.
22. a kind of automobile, which is characterized in that including processor, memory and be stored on the memory and can be at the place
The computer program run on reason device is realized when the computer program is performed by the processor as in claims 1 to 10
The step of processing method of any one of them Motor Over Speed.
23. a kind of computer readable storage medium, which is characterized in that computer journey is stored on the computer readable storage medium
Sequence realizes the place of the Motor Over Speed as any one of claims 1 to 10 when the computer program is executed by processor
The step of reason method.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711247981.XA CN108058617A (en) | 2017-12-01 | 2017-12-01 | A kind of processing method of Motor Over Speed, entire car controller and automobile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711247981.XA CN108058617A (en) | 2017-12-01 | 2017-12-01 | A kind of processing method of Motor Over Speed, entire car controller and automobile |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111030558A (en) * | 2019-12-30 | 2020-04-17 | 山东元齐新动力科技有限公司 | Motor system control method and device and motor system |
| CN111628695A (en) * | 2020-05-25 | 2020-09-04 | 库卡机器人(广东)有限公司 | Motor speed control method, device and system and robot |
| CN112019131A (en) * | 2020-08-10 | 2020-12-01 | 深圳市杉川机器人有限公司 | Motor rotation speed-based protection method and device, sweeper and computer medium |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103248281A (en) * | 2013-04-18 | 2013-08-14 | 奇瑞汽车股份有限公司 | Electric automobile overspeed protection control method and system and electric automobile |
| CN105730279A (en) * | 2014-12-12 | 2016-07-06 | 北汽福田汽车股份有限公司 | Overspeed control method and system for electric automobile |
| CN106080211A (en) * | 2016-07-19 | 2016-11-09 | 合肥威博尔汽车技术有限公司 | A kind of electric automobile overspeed protection method |
| CN106427667A (en) * | 2016-11-23 | 2017-02-22 | 北京新能源汽车股份有限公司 | Control method for motor, device and motor controller |
| CN106740268A (en) * | 2017-02-10 | 2017-05-31 | 成都雅骏新能源汽车科技股份有限公司 | A kind of pure electric automobile max. speed method for limiting speed |
| CN107031452A (en) * | 2016-11-23 | 2017-08-11 | 北京新能源汽车股份有限公司 | A kind of motor control method and device |
-
2017
- 2017-12-01 CN CN201711247981.XA patent/CN108058617A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103248281A (en) * | 2013-04-18 | 2013-08-14 | 奇瑞汽车股份有限公司 | Electric automobile overspeed protection control method and system and electric automobile |
| CN105730279A (en) * | 2014-12-12 | 2016-07-06 | 北汽福田汽车股份有限公司 | Overspeed control method and system for electric automobile |
| CN106080211A (en) * | 2016-07-19 | 2016-11-09 | 合肥威博尔汽车技术有限公司 | A kind of electric automobile overspeed protection method |
| CN106427667A (en) * | 2016-11-23 | 2017-02-22 | 北京新能源汽车股份有限公司 | Control method for motor, device and motor controller |
| CN107031452A (en) * | 2016-11-23 | 2017-08-11 | 北京新能源汽车股份有限公司 | A kind of motor control method and device |
| CN106740268A (en) * | 2017-02-10 | 2017-05-31 | 成都雅骏新能源汽车科技股份有限公司 | A kind of pure electric automobile max. speed method for limiting speed |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111030558A (en) * | 2019-12-30 | 2020-04-17 | 山东元齐新动力科技有限公司 | Motor system control method and device and motor system |
| CN111628695A (en) * | 2020-05-25 | 2020-09-04 | 库卡机器人(广东)有限公司 | Motor speed control method, device and system and robot |
| CN112019131A (en) * | 2020-08-10 | 2020-12-01 | 深圳市杉川机器人有限公司 | Motor rotation speed-based protection method and device, sweeper and computer medium |
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Application publication date: 20180522 |