CN116545307B - DC brushless motor control system and method - Google Patents
DC brushless motor control system and method Download PDFInfo
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- CN116545307B CN116545307B CN202310517656.XA CN202310517656A CN116545307B CN 116545307 B CN116545307 B CN 116545307B CN 202310517656 A CN202310517656 A CN 202310517656A CN 116545307 B CN116545307 B CN 116545307B
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- 238000012544 monitoring process Methods 0.000 claims abstract description 44
- 230000006854 communication Effects 0.000 claims description 18
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- 238000012545 processing Methods 0.000 claims description 14
- 230000007175 bidirectional communication Effects 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 238000007726 management method Methods 0.000 description 33
- 238000013523 data management Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
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Classifications
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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
- H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
- H02P6/28—Arrangements for controlling current
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/602—Providing cryptographic facilities or services
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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
- H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
- H02P6/04—Arrangements for controlling or regulating the speed or torque of more than one motor
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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
- H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
- H02P6/14—Electronic commutators
- H02P6/16—Circuit arrangements for detecting position
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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
- H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
- H02P6/04—Arrangements for controlling or regulating the speed or torque of more than one motor
- H02P2006/045—Control of current
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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
- H02P2203/00—Indexing scheme relating to controlling arrangements characterised by the means for detecting the position of the rotor
- H02P2203/03—Determination of the rotor position, e.g. initial rotor position, during standstill or low speed operation
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Theoretical Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- General Health & Medical Sciences (AREA)
- Computer Hardware Design (AREA)
- Bioethics (AREA)
- Software Systems (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
The invention discloses a direct current brushless motor control system and a method, which relate to the technical field of direct current brushless motor control and comprise a brushless motor control unit, a switch circuit control terminal, a potential safety hazard monitoring unit and a remote power-on management unit.
Description
Technical Field
The invention relates to the technical field of direct current brushless motor control, in particular to a direct current brushless motor control system and a direct current brushless motor control method.
Background
The control system of the traditional direct current brushless motor is mainly controlled by an analog device, but the analog device is easy to age, the reliability of the system is low, and the normal operation of the brushless motor is affected. The existing alternating current brush motors in the market lack of an accurate, flexible and effective control system, and often have the defects of large motor volume, heavy weight, poor adaptability, low control precision, unstable oil pressure, large power loss, low service lives of carbon brushes and commutators and the like.
In the prior art, the control system and method of the brushless motor are required to be designed to solve the problems caused by the fact that the control system and method of the brushless motor are not used for blocking safety hidden trouble existing in the conveying process when the current of the brushless motor is controlled, so that other equipment is easy to cause influence of different degrees, meanwhile, remote accurate monitoring and control are inconvenient to carry out on each control environment, and the overall intelligent management level is poor.
Disclosure of Invention
The invention aims to solve the problems and provide a direct current brushless motor control system and method, which solve the problems that in the background art, the potential safety hazards existing in the conveying process are not blocked when brushless motor current is controlled, so that other equipment is easy to cause different degrees of influence, meanwhile, remote accurate monitoring and control are inconvenient to carry out on each control environment, and the overall intelligent management level is poor.
In order to solve the problems, the invention provides a technical scheme that:
the brushless DC motor control system comprises a brushless motor control unit, a switch circuit control terminal, a potential safety hazard supervision unit and a remote power-on management unit, wherein the brushless motor control unit, the switch circuit control terminal and the potential safety hazard supervision unit are all communicated and shared with the remote power-on management unit in real time through Internet, and a worker starts the system by accessing the remote power-on management unit so as to check the running control states of the brushless motor control unit, the switch circuit control terminal and the potential safety hazard supervision unit;
the brushless motor control unit is used for carrying out real-time position positioning and acquisition of a designated brushless motor through a single position sensor or a plurality of position sensors, and is also used for receiving a control signal for driving the motor, sending the control signal into a motor control board, completing motor driving and accurately controlling the brushless motor;
the switch circuit control terminal is used for starting the field device, monitoring the switch states of all the devices, and comparing the current control signal with the actual current to enable the current of the motor to reach a set value;
the potential safety hazard supervision unit is used for receiving the motor current data sent by the switch circuit control terminal, carrying out encryption protection treatment on the normal current data, treating the existing risks and marking the existing potential risks;
the remote power-on management unit is used for performing cutting-off and recovering operations on the system;
the brushless motor control unit comprises a brushless motor control module, a motor position acquisition module, a variable frequency adjustment module and a signal control module, wherein the output ends of the motor position acquisition module and the variable frequency adjustment module are both in communication connection with the input end of the signal control module, the output end of the signal control module is in communication connection with the input end of the brushless motor control module, and the brushless motor control module is in bidirectional communication connection with a switch circuit control terminal;
the switch circuit control terminal comprises a field switch driving module, a remote switch feedback module and a real-time monitoring module, wherein the field switch driving module and the remote switch feedback module are both in bidirectional communication connection with the real-time monitoring module, and the output end of the remote switch feedback module is in communication connection with the input end of the potential safety hazard monitoring unit;
the field switch driving module is used for starting field devices and monitoring the switch states of all the devices;
the remote switch feedback module is used for remotely carrying out feedback management on the system, and the current of the motor reaches a set value by comparing the current control signal with the actual current;
the real-time monitoring module is integrated in the field switch driving module and is used for monitoring the running state and the service life state of the switch in real time.
Preferably, the brushless motor control unit is in bidirectional communication connection with the switch circuit control terminal, the output end of the switch circuit control terminal is in communication connection with the input end of the potential safety hazard monitoring unit, and the output end of the potential safety hazard monitoring unit is in communication connection with the input end of the remote power-on management unit.
Preferably, the brushless motor control module is used for receiving a control signal of the driving motor sent by the signal control module, sending the control signal to the motor control board, and completing driving of the motor;
the motor position acquisition module is used for positioning and acquiring the real-time position of the designated brushless motor through a single position sensor or a plurality of position sensors;
the frequency conversion adjusting module is used for adjusting the frequency and the voltage of the brushless motor according to the requirements of the control signals and accurately controlling the brushless motor;
the signal control module is used for receiving the position feedback signal data sent by the frequency conversion adjustment module, and is also used for receiving the control signal data sent by the motor position acquisition module, and the control signal of the driving motor is obtained by comparing the difference between the control signal and the position feedback signal.
Preferably, the potential safety hazard supervision unit comprises a safety protection module, a risk management and control module and a real-time early warning module, wherein the output ends of the safety protection module, the risk management and control module and the real-time early warning module are all in communication connection with the input end of the remote power-on management unit;
the safety protection module is used for receiving motor current data sent by the switch circuit control terminal and carrying out encryption protection treatment on normal current data;
the risk management and control module is used for receiving the motor current data sent by the switch circuit control terminal, processing the existing risk and marking the existing potential risk;
the real-time early warning module is used for carrying out real-time early warning on the existence of risk and potential risk data.
Preferably, the remote power-on management unit comprises a remote power-on module and a remote power-off module, and the remote power-on module and the remote power-off module are in bidirectional communication connection;
the remote power-on module is used for remotely recovering the system;
the remote cut-off module is used for remotely cutting off the system.
A brushless DC motor control method comprises the following specific steps:
s1, generating a brushless motor control system, starting the system, monitoring the switching states of all devices, and comparing a current control signal with an actual current to enable the current of a motor to reach a set value;
s2, performing real-time position positioning and acquisition of a designated brushless motor through a single position sensor or a plurality of position sensors, receiving a control signal of a driving motor, sending the control signal to a motor control board, completing driving of the motor, and accurately controlling the brushless motor;
and S3, receiving the motor current data, carrying out encryption protection processing on the normal current data, processing the existing risks, and marking the existing potential risks.
Preferably, in step S2, a difference between the control signal and the position feedback signal is compared and compared before the motor is driven.
The beneficial effects of the invention are as follows: according to the brushless motor control system, the brushless motor control unit, the switch circuit control terminal, the potential safety hazard monitoring unit and the remote power-on management unit are arranged, the brushless motor control system is generated, the system is started, the on-off state of all equipment is monitored, the current of a motor reaches a set value through comparing current control signals with actual currents, the real-time position positioning and acquisition of the designated brushless motor are carried out through a single position sensor or a plurality of position sensors, meanwhile, the control signals of a driving motor are received and sent into a motor control board, the driving of the motor is completed, the brushless motor is accurately controlled, motor current data are received, normal current data are encrypted and protected, risks are processed, potential risks are marked, remote accurate monitoring and control are conveniently carried out on each control environment, control processing is carried out on a plurality of brushless motors simultaneously, current control data and corresponding analysis results are managed, visualization and storage are facilitated, and brushless motor current control data management is realized through internet cloud management and intelligent level of current control data management is improved.
Description of the drawings:
for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a general topology of a DC brushless motor control system and method of the present invention;
FIG. 2 is a topology of a brushless motor control unit of a system and method for controlling a DC brushless motor according to the present invention;
FIG. 3 is a topology of a switching circuit control terminal of a DC brushless motor control system and method of the present invention;
FIG. 4 is a topology diagram of a potential safety hazard monitoring unit of a DC brushless motor control system and method according to the present invention;
FIG. 5 is a topology of a remote power management unit of a DC brushless motor control system and method of the present invention;
fig. 6 is a flowchart of a brushless dc motor control system and method according to the present invention.
The specific embodiment is as follows:
as shown in fig. 1, 2, 3, 4, 5 and 6, the present embodiment adopts the following technical solutions:
the brushless DC motor control system comprises a brushless motor control unit, a switch circuit control terminal, a potential safety hazard supervision unit and a remote power-on management unit, wherein the brushless motor control unit, the switch circuit control terminal and the potential safety hazard supervision unit are all in real-time data intercommunication and sharing with the remote power-on management unit through the Internet, and a worker starts the system by accessing the remote power-on management unit so as to check the running control states of the brushless motor control unit, the switch circuit control terminal and the potential safety hazard supervision unit; the brushless motor control unit is in bidirectional communication connection with the switch circuit control terminal, the output end of the switch circuit control terminal is in communication connection with the input end of the potential safety hazard monitoring unit, and the output end of the potential safety hazard monitoring unit is in communication connection with the input end of the remote power-on management unit;
the brushless motor control unit is used for carrying out real-time position positioning and acquisition of a designated brushless motor through a single position sensor or a plurality of position sensors, and is also used for receiving a control signal of a driving motor, sending the control signal into a motor control board, completing motor driving and accurately controlling the brushless motor; the brushless motor control unit comprises a brushless motor control module, a motor position acquisition module, a frequency conversion adjustment module and a signal control module, wherein the output ends of the motor position acquisition module and the frequency conversion adjustment module are all in communication connection with the input end of the signal control module, the output end of the signal control module is in communication connection with the input end of the brushless motor control module, the brushless motor control module is in bidirectional communication connection with a switch circuit control terminal, and the brushless motor control module is used for receiving a control signal of a driving motor sent by the signal control module, sending the control signal to a motor control board and finishing driving of the motor; the motor position acquisition module is used for positioning and acquiring the real-time position of the designated brushless motor through a single position sensor or a plurality of position sensors; the frequency conversion adjusting module is used for adjusting the frequency and the voltage of the brushless motor according to the requirements of the control signals and accurately controlling the brushless motor; the signal control module is used for receiving the position feedback signal data sent by the frequency conversion adjustment module, and is also used for receiving the control signal data sent by the motor position acquisition module, and obtaining a control signal of the driving motor by comparing the difference between the control signal and the position feedback signal;
the switch circuit control terminal is used for starting the field device, monitoring the switch states of all the devices, and comparing the current control signal with the actual current to enable the current of the motor to reach a set value; the switch circuit control terminal comprises a field switch driving module, a remote switch feedback module and a real-time monitoring module, wherein the field switch driving module and the remote switch feedback module are both in bidirectional communication connection with the real-time monitoring module, the output end of the remote switch feedback module is in communication connection with the input end of the potential safety hazard monitoring unit, and the field switch driving module is used for starting field devices and monitoring the switch states of all the devices; the remote switch feedback module is used for remotely carrying out feedback management on the system, and the current of the motor reaches a set value by comparing the current control signal with the actual current; the real-time monitoring module is integrated in the field switch driving module and is used for monitoring the running state and the service life state of the switch in real time;
the potential safety hazard supervision unit is used for receiving the motor current data sent by the switch circuit control terminal, carrying out encryption protection treatment on the normal current data, treating the existing risks and marking the existing potential risks; the potential safety hazard supervision unit comprises a safety protection module, a risk management and control module and a real-time early warning module, wherein the output ends of the safety protection module, the risk management and control module and the real-time early warning module are all in communication connection with the input end of the remote power-on management unit; the safety protection module is used for receiving motor current data sent by the switch circuit control terminal and carrying out encryption protection treatment on normal current data; the risk management and control module is used for receiving the motor current data sent by the switch circuit control terminal, processing the existing risk and marking the existing potential risk;
the real-time early warning module is used for carrying out real-time early warning on the existence of risk and potential risk data;
the remote power-on management unit is used for performing cutting-off and recovering operations on the system and comprises a remote power-on module and a remote cutting-off module which are in bidirectional communication connection; the remote power-on module is used for remotely recovering the system; the remote cut-off module is used for remotely cutting off the system.
A brushless DC motor control method comprises the following specific steps:
s1, generating a brushless motor control system, starting the system, monitoring the switching states of all devices, and comparing a current control signal with an actual current to enable the current of a motor to reach a set value;
s2, performing real-time position positioning and acquisition of a designated brushless motor through a single position sensor or a plurality of position sensors, receiving a control signal of a driving motor, sending the control signal to a motor control board, comparing differences of the control signal and the position feedback signal, and finishing driving of the motor to accurately control the brushless motor;
and S3, receiving the motor current data, carrying out encryption protection processing on the normal current data, processing the existing risks, and marking the existing potential risks.
Example 1
When the motor control system is connected to the brushless dc motor management:
s1, generating a brushless motor control system, remotely recovering the system through a remote power-on module, remotely cutting off the system through a remote cutting-off module, controlling a starting system, starting a field switch driving module to start field devices of the DC brushless motor, monitoring the switching states of all the devices, enabling a current of the motor to reach a set value through a remote switch feedback module by comparing a current control signal with an actual current, and monitoring the running state and the service life state of the switch in real time through a real-time monitoring module;
s2, the motor position acquisition module performs real-time position positioning and acquisition of a designated brushless motor through a single position sensor or a plurality of position sensors, the signal control module receives position feedback signal data and control signal data, a control signal of a driving motor is obtained by comparing differences of the control signal and the position feedback signal, the control signal is sent to a motor control board to complete driving of the DC brushless motor, and the frequency conversion adjustment module adjusts the frequency and the voltage of the brushless motor according to the requirements of the control signal to accurately control the brushless motor;
s3, receiving motor current data, carrying out encryption protection treatment on normal direct current brushless current data by a safety protection module, treating existing risks by a risk management and control module, marking existing potential risks, and carrying out real-time early warning when the risks and the potential risks are data by a real-time early warning module.
Example 2
When the motor control system is connected to other motor management:
s1, generating a brushless motor control system, remotely recovering the system through a remote power-on module, remotely cutting off the system through a remote cutting-off module, controlling a starting system, starting field devices through a field switch driving module, monitoring the switching states of all devices, enabling the current of a motor to reach a set value through a remote switch feedback module by comparing current control signals and actual currents, and monitoring the running state and the service life state of the switch in real time through a real-time monitoring module;
s2, the motor position acquisition module performs real-time position positioning and acquisition of a specified motor through a single position sensor or a plurality of position sensors, the signal control module receives position feedback signal data and control signal data, a control signal of the motor is obtained by comparing differences of the control signal and the position feedback signal, the control signal is sent to a motor control board to finish driving of the motor, and the frequency conversion adjustment module adjusts the frequency and the voltage of the motor according to the requirements of the control signal to accurately control the motor;
s3, receiving current data of the motor, carrying out encryption protection processing on normal current data by the safety protection module, processing existing risks by the risk management and control module, marking existing potential risks, and carrying out real-time early warning on the existing risks and the potential risk data by the real-time early warning module.
Specific: in practical application, the brushless motor control system is generated by arranging the brushless motor control unit, the switch circuit control terminal, the potential safety hazard monitoring unit and the remote power-on management unit, the system is started, the switch states of all devices are monitored, the current of the motor reaches a set value by comparing current control signals and actual currents, the real-time position positioning and acquisition of the brushless motor are designated by a single position sensor or a plurality of position sensors, the control signals of the driving motor are received at the same time, the motor control board is sent to complete the driving of the motor, the accurate control is performed, the motor current data is received, the encryption protection treatment is performed on normal current data, the existing risks are processed, the marking treatment is performed on the existing potential risks, the remote accurate monitoring and the handle control are conveniently performed on each control environment, the control treatment is performed on the brushless motor current control data and the corresponding brushless motor control data, the remote control management system is enabled to be cut off, the remote control system is controlled by the cloud control module to realize the remote control system, the remote control system is controlled by the remote control system is restored to realize the remote control and the remote control system, the remote control system is controlled to cut off the current control data is controlled by the internet, the field switch driving module starts the field devices of the DC brushless motor, monitors the switching states of all the devices, and the remote switch feedback module enables the current of the motor to reach a set value by comparing the current control signal with the actual current; the motor position acquisition module performs real-time position positioning and acquisition of a designated brushless motor through a single position sensor or a plurality of position sensors, the signal control module receives position feedback signal data and control signal data, a control signal of a driving motor is obtained by comparing the difference of the control signal and the position feedback signal, the control signal is sent to a motor control board to finish driving of the brushless DC motor, and the frequency conversion adjustment module adjusts the frequency and the voltage of the brushless motor according to the requirement of the control signal to accurately control the brushless motor; the method comprises the steps of receiving motor current data, carrying out encryption protection processing on normal direct-current brushless current data by a safety protection module, processing existing risks by a risk management and control module, marking existing potential risks, and carrying out real-time early warning on the existing risks and the potential risk data by a real-time early warning module.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The brushless DC motor control system is characterized by comprising a brushless motor control unit, a switch circuit control terminal, a potential safety hazard supervision unit and a remote power-on management unit, wherein the brushless motor control unit, the switch circuit control terminal and the potential safety hazard supervision unit are communicated and shared with the remote power-on management unit in real time through Internet, and a worker starts the system by accessing the remote power-on management unit so as to check the running control states of the brushless motor control unit, the switch circuit control terminal and the potential safety hazard supervision unit;
the brushless motor control unit is used for carrying out real-time position positioning and acquisition of a designated brushless motor through a single position sensor or a plurality of position sensors, and is also used for receiving a control signal for driving the motor, sending the control signal into a motor control board, completing motor driving and accurately controlling the brushless motor;
the switch circuit control terminal is used for starting the field device, monitoring the switch states of all the devices, and comparing the current control signal with the actual current to enable the current of the motor to reach a set value;
the potential safety hazard supervision unit is used for receiving the motor current data sent by the switch circuit control terminal, carrying out encryption protection treatment on the normal current data, treating the existing risks and marking the existing potential risks;
the remote power-on management unit is used for performing cutting-off and recovering operations on the system;
the brushless motor control unit comprises a brushless motor control module, a motor position acquisition module, a variable frequency adjustment module and a signal control module, wherein the output ends of the motor position acquisition module and the variable frequency adjustment module are both in communication connection with the input end of the signal control module, the output end of the signal control module is in communication connection with the input end of the brushless motor control module, and the brushless motor control module is in bidirectional communication connection with a switch circuit control terminal;
the switch circuit control terminal comprises a field switch driving module, a remote switch feedback module and a real-time monitoring module, wherein the field switch driving module and the remote switch feedback module are both in bidirectional communication connection with the real-time monitoring module, and the output end of the remote switch feedback module is in communication connection with the input end of the potential safety hazard monitoring unit;
the field switch driving module is used for starting field devices and monitoring the switch states of all the devices;
the remote switch feedback module is used for remotely carrying out feedback management on the system, and the current of the motor reaches a set value by comparing the current control signal with the actual current;
the real-time monitoring module is integrated in the field switch driving module and is used for monitoring the running state and the service life state of the switch in real time.
2. A brushless dc motor control system according to claim 1, wherein: the brushless motor control unit is in bidirectional communication connection with the switch circuit control terminal, the output end of the switch circuit control terminal is in communication connection with the input end of the potential safety hazard monitoring unit, and the output end of the potential safety hazard monitoring unit is in communication connection with the input end of the remote power-on management unit.
3. A brushless dc motor control system according to claim 1, wherein:
the brushless motor control module is used for receiving the control signal of the driving motor sent by the signal control module, sending the control signal to the motor control board and finishing the driving of the motor;
the motor position acquisition module is used for positioning and acquiring the real-time position of the designated brushless motor through a single position sensor or a plurality of position sensors;
the frequency conversion adjusting module is used for adjusting the frequency and the voltage of the brushless motor according to the requirements of the control signals and accurately controlling the brushless motor;
the signal control module is used for receiving the position feedback signal data sent by the frequency conversion adjustment module, and is also used for receiving the control signal data sent by the motor position acquisition module, and the control signal of the driving motor is obtained by comparing the difference between the control signal and the position feedback signal.
4. A brushless dc motor control system according to claim 1, wherein: the potential safety hazard supervision unit comprises a safety protection module, a risk management and control module and a real-time early warning module, wherein the output ends of the safety protection module, the risk management and control module and the real-time early warning module are all in communication connection with the input end of the remote power-on management unit;
the safety protection module is used for receiving motor current data sent by the switch circuit control terminal and carrying out encryption protection treatment on normal current data;
the risk management and control module is used for receiving the motor current data sent by the switch circuit control terminal, processing the existing risk and marking the existing potential risk;
the real-time early warning module is used for carrying out real-time early warning on the existence of risk and potential risk data.
5. A brushless dc motor control system as claimed in claim 4, wherein: the remote power-on management unit comprises a remote power-on module and a remote power-off module, and the remote power-on module and the remote power-off module are in bidirectional communication connection;
the remote power-on module is used for remotely recovering the system;
the remote cut-off module is used for remotely cutting off the system.
6. A method for controlling a brushless dc motor for implementing a brushless dc motor control system according to any one of claims 1 to 5, comprising the steps of:
s1, generating a brushless motor control system, starting the system, monitoring the switching states of all devices, and comparing a current control signal with an actual current to enable the current of a motor to reach a set value;
s2, performing real-time position positioning and acquisition of a designated brushless motor through a single position sensor or a plurality of position sensors, receiving a control signal of a driving motor, sending the control signal to a motor control board, completing driving of the motor, and accurately controlling the brushless motor;
and S3, receiving the motor current data, carrying out encryption protection processing on the normal current data, processing the existing risks, and marking the existing potential risks.
7. The method for controlling a brushless dc motor according to claim 6, wherein: in the step S2, the difference between the control signal and the position feedback signal needs to be compared before the motor is driven.
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| CN117791971B (en) * | 2023-12-11 | 2024-06-21 | 爱克玛电驱动系统(苏州)有限公司 | Drum shaft motor with fault diagnosis and alarm functions |
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