CN206164416U - Brushless DC motor multifunctional controller - Google Patents
Brushless DC motor multifunctional controller Download PDFInfo
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- CN206164416U CN206164416U CN201621028922.4U CN201621028922U CN206164416U CN 206164416 U CN206164416 U CN 206164416U CN 201621028922 U CN201621028922 U CN 201621028922U CN 206164416 U CN206164416 U CN 206164416U
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Abstract
The utility model relates to a brushless DC motor multifunctional controller, including motor control unit, PWM speed governing unit, control by temperature change unit and being the electrical unit that whole controller provided operating voltage, PWM speed governing unit and motor control unit link to each other, and motor control unit and brushless DC motor link to each other, and the temperature sensor in the control by temperature change unit establishes on brushless DC motor, and the output of control by temperature change unit links to each other with motor control unit and brushless DC motor's link circuit. Motor control unit adopts motor control chip, and PWM speed governing unit adopts singlechip and peripheral circuit. The utility model discloses circuit structure is simple, and existing PWM timing control has the excess temperature protection again, and the function is more, and the reliability is high, be convenient for maintenance and maintenance.
Description
Technical field
The utility model is related to field of motor manufacturing, more particularly to a kind of brshless DC motor multifunctional controller.
Background technology
The control chip that brushless DC motor control circuit in the market is adopted does not possess professional brushless direct-current mostly
Motor control module, needs to build many logic gates to realize motor control MOSFET electricity in the design of peripheral circuit
The logical drive control of bridge, all reality is gone in the interlock function of MOSFET upper and lower bridge arms and the setting etc. of Dead Time by analog circuit
Existing, reliability is poor, and function is more single, and maintenance is also inconvenient.
The content of the invention
The utility model is in order to solve above-mentioned technical problem, there is provided a kind of brshless DC motor multifunctional controller, its knot
Structure is simple, and function is more, and reliability is high, also allows for keeping in repair and safeguards.
What above-mentioned technical problem of the present utility model was mainly addressed by following technical proposals：The utility model bag
Motor control unit, PWM speed adjustment units, temperature conditioning unit and the power subsystem for providing operating voltage for whole controller are included, PWM is adjusted
Fast unit is connected with motor control unit, and motor control unit is connected with brshless DC motor, the TEMP in temperature conditioning unit
Device is located on brshless DC motor, the connection of the output end of temperature conditioning unit and described motor control unit and brshless DC motor
Loop is connected.By the operating temperature of temperature sensor real-time detection brshless DC motor, temperature conditioning unit is according to the temperature for measuring
The break-make of the link circuit of controlled motor control unit and brshless DC motor, once temperature exceedes setting value, cuts off immediately electricity
The link circuit of machine control unit and brshless DC motor, leaves the motor off work, plays superheat protecting function, improves reliable
Property.The utility model simple structure, function is more, and reliability is high, also allows for keeping in repair and safeguards.
Preferably, described motor control unit includes that motor control chip U1, motor control chip U1 are adopted
BP6118 motor control chips；HA+ pin, the HA- pin of motor control chip U1 is exported respectively with two of Hall element HALL
Pin is connected, and two other pin of Hall element HALL distinguishes connecting resistance R15 and ground connection, another termination voltage of resistance R15
VDD, voltage VDD Jing electric capacity C14 are grounded, and the FG pin Jing resistance R14 of motor control chip U1 connect voltage VDD, motor control chip
The nFault pin Jing resistance R13 of U1 meet voltage VDD；The VDD pin of motor control chip U1, meet all the way voltage VDD, another Lu Jing electricity
Resistance R11 and resistance R12 ground connection, resistance R11 is connected with the tie point of resistance R12 with the LA pin of motor control chip U1, motor control
The LA foot meridian capacitors C11 ground connection of coremaking piece U1, the Filter foot meridian capacitors C12 ground connection of motor control chip U1, motor control core
The PWM pin of piece U1 are connected with the output end of described PWM speed adjustment units；The VIN pin of motor control chip U1, GND pin connect respectively
Voltage VIN and ground connection, voltage VIN Jing electric capacity C13 ground connection, P1 pin, the N1 pin of motor control chip U1 respectively with FET Q2,
The grid of FET Q3 is connected, and the source electrode of FET Q2 connects voltage VIN, the source electrode and motor control chip of FET Q3
The CS+ pin of U1 are connected, and the drain electrode of FET Q2 and the drain electrode of FET Q3 are connected with one end of brshless DC motor；Electricity
P2 pin, the N2 pin of machine control chip U1 is connected respectively with the grid of FET Q4, FET Q5, the source electrode of FET Q4
Voltage VIN is met, the source electrode of FET Q5 is connected with the CS+ pin of motor control chip U1, the drain electrode of FET Q4 and field are imitated
Should the drain electrode of pipe Q5 be connected with the other end of brshless DC motor；The CS+ pin Jing resistance R16 of motor control chip U1 and motor
The CS- pin of control chip U1 are connected, the CS- pin ground connection of motor control chip U1.Motor control unit using special chip realize,
Closed speed control is realized, direct drive MOSFET pipes, advance angle is arranged, tach signal output, with under-voltage protection, Cycle by Cycle
The features such as protection, rotation-clogging protection.The utility model simplifies circuit, is easy to maintenance, and high precision, reliability is high.
Preferably, described temperature conditioning unit includes described temperature sensor, differential motion amplifying unit and relay J, temperature
The output end of degree sensor is connected with the input of differential motion amplifying unit, the output end of differential motion amplifying unit and the drive of relay J
Moved end is connected, and the normally closed switch K1 of relay J is connected on the link circuit of described motor control unit and brshless DC motor
In.Temperature sensor real-time detection motor temperature, the temperature value Jing differential motion amplifying units for measuring are amplified and are processed, and export a control
Signal processed to relay drive end, the action of control relay.When the temperature value for measuring exceedes a certain setting value, relay
Driven, normally closed switch disconnects, the link circuit for causing motor control unit and brshless DC motor is off state, motor stands
Quit work, play superheat protecting function.
Preferably, described temperature sensor is thermistor RP1, thermistor RP1 adopts PT100 platinum resistance temperatures
Sensor；Described differential motion amplifying unit include resistance R1～resistance R3, resistance R6～resistance R8, resistance Rf1, resistance Rf2, can
Become resistance W1～variable resistor W3 and amplifier UA, amplifier UB；One termination+5V the voltages of resistance R1, the other end Jing of resistance R1 can
Become resistance W1 ground connection, thermistor RP1 and variable resistor W1 is in parallel, a termination+5V voltages of resistance R2, the other end of resistance R2
Jing variable resistors W2 is grounded, a termination+5V voltages of resistance R3, the other end Jing variable resistors W3 ground connection of resistance R3, resistance R2
It is connected with the inverting input of amplifier UA with the tie point Jing resistance R6 of variable resistor W2, the inverting input Jing resistance of amplifier UA
Rf1 is connected with the output end of amplifier UA, the tie point Jing resistance R7 and the homophase input of amplifier UA of resistance R1 and variable resistor W1
End is connected, and the in-phase input end of amplifier UA is connected with the in-phase input end of amplifier UB, the tie point of resistance R3 and variable resistor W3
Jing resistance R8 is connected with the inverting input of amplifier UB, the inverting input Jing resistance Rf2 and the output end of amplifier UB of amplifier UB
It is connected, the output head grounding of amplifier UB, the output end of amplifier UA is connected with the drive end of described relay J.PT100 RTDs
Temperature sensor, is that -50 degree have the advantages that the linearity is good, stability is high, low price in the range of 600 degree in temperature,
The temperature value of -200 degree to 660 degree can be measured in theory.Resistance R1～resistance R3, thermistor RP1 and variable resistor W1～can
Become resistance W3 and constitute measuring bridge, when the resistance value of thermistor RP1 and the unequal resistance value of variable resistor W2, measurement electricity
Bridge exports the pressure difference signal of a mV level, and this pressure difference signal exports the voltage letter of a desired size after the amplification of amplifier UA
Number, then controlled whether to drive relay by this voltage signal.When the temperature of thermistor RP1 sensings reaches the temperature for pre-setting
During angle value, two voltage comparators output high level that amplifier UA and amplifier UB are constituted, relay is driven, and normally closed switch K1 breaks
Open, cause motor dead electricity and quit work, play superheat protecting function.
Preferably, described temperature conditioning unit includes the state being made up of LED 2 and LED 3
Indicator unit, the output end Jing resistance R5 of amplifier UA is connected with the positive pole of LED 3, LED 3
Minus earth, the output end Jing resistance R4 of amplifier UB is connected with the positive pole of LED 2, LED 2 it is negative
Pole is grounded.When the output end of amplifier UA is high level, relay is driven, while lighting LED 3, remind people's electricity
Machine quits work because overheated.When the output end of amplifier UB is high level, LED 2 is lighted.
Preferably, described temperature conditioning unit includes triode Q1 and resistance RJ, the output of described differential motion amplifying unit
End Jing resistance RJ is connected with the base stage of triode Q1, and the colelctor electrode of triode Q1 meets voltage+5V, the emitter stage of triode Q1 and after
The driving positive pole of electrical equipment J is connected, the driving minus earth of relay J, and the normally closed switch K1 of relay J is connected on described motor
In the link circuit of control unit and brshless DC motor, the normally opened contact K2 of relay J is hanging.When the output end of amplifier UA is
During high level, triode Q1 conductings, relay J driven, and the normally closed switch K1 of relay J disconnects, the common port of relay J and
Normally opened contact K2 adhesives, cause motor dead electricity and quit work, and play superheat protecting function.
Preferably, described PWM speed adjustment units include single-chip microcomputer and its peripheral circuit, single-chip microcomputer is mono- using AT89C51
Piece machine, the pwm pulse ripple output pin of single-chip microcomputer is connected with described motor control unit.AT89C51 single-chip microcomputers carry PWM moulds
Block, can export pwm pulse ripple, be conveyed to motor control unit, realize the PWM speed regulating controls of motor.Certain PWM speed adjustment units
The chip microcontroller of pwm signal, or the DSP signal processing units realization for carrying PWM module can be produced using other.
The beneficial effects of the utility model are：Circuit structure is simple, realizes closed speed control, directly drives MOSFET
Pipe, with under-voltage protection, Cycle by Cycle protection, rotation-clogging protection and the features such as overheat protector, function is more, and reliability is high, is easy to dimension
Repair and safeguard.
Description of the drawings
Fig. 1 is a kind of circuit theory attachment structure block diagram of the present utility model.
Fig. 2 is a kind of circuit theory attachment structure block diagram of temperature conditioning unit in the utility model.
Fig. 3 is a kind of circuit theory diagrams of motor control unit in the utility model.
Fig. 4 is a kind of circuit theory diagrams of temperature conditioning unit in the utility model.
1. motor control unit in figure, 2.PWM speed adjustment units, 3. temperature conditioning unit, 4. power subsystem, 5. brushless dc
Machine, 6. temperature sensor, 7. differential motion amplifying unit, 8. status indicator lamp unit.
Specific embodiment
Below by embodiment, and accompanying drawing is combined, the technical solution of the utility model is described in further detail.
Embodiment：The brshless DC motor multifunctional controller of the present embodiment, as shown in Figure 1 and Figure 2, including motor control
Unit 1, PWM speed adjustment units 2, temperature conditioning unit 3 and the power subsystem 4 for providing operating voltage for whole controller, PWM speed adjustment units
2 are connected with motor control unit 1, and motor control unit 1 is connected with brshless DC motor 5, and temperature conditioning unit 3 includes temperature sensor
6th, differential motion amplifying unit 7, relay J and status indicator lamp unit 8, temperature sensor 6 is arranged on brshless DC motor 5, temperature
The output end of degree sensor 6 is connected with the input of differential motion amplifying unit 7, and the output end of differential motion amplifying unit 7 is respectively and relay
The drive end of device J, the control end of status indicator lamp unit 8 are connected, and the normally closed switch K1 of relay J is connected on motor control unit
1 and brshless DC motor 5 link circuit in.
In the present embodiment, PWM speed adjustment units 2 include single-chip microcomputer and its peripheral circuit, and single-chip microcomputer adopts AT89C51 monolithics
Machine；Motor control unit 1 includes that motor control chip U1, motor control chip U1 adopt BP6118 motor control chips.Such as Fig. 3
Shown, HA+ pin, the HA- pin of motor control chip U1 are connected respectively with two output pins of Hall element HALL, hall sensing
Two other pin difference connecting resistance R15 of device HALL and ground connection, another termination voltage VDD of resistance R15, voltage VDD Jing are electric
Hold C14 ground connection, the FG pin Jing resistance R14 of motor control chip U1 meet voltage VDD, and the nFault pin Jing of motor control chip U1 is electric
Resistance R13 meets voltage VDD；The VDD pin of motor control chip U1, meet all the way voltage VDD, and another road Jing resistance R11 and resistance R12 connect
Ground, resistance R11 is connected with the tie point of resistance R12 with the LA pin of motor control chip U1, the LA pin Jing of motor control chip U1
Electric capacity C11 is grounded, the Fi1ter foot meridian capacitors C12 of motor control chip U1 ground connection, the PWM pin of motor control chip U1 and
The pwm pulse ripple output pin of AT89C51 single-chip microcomputers is connected；The VIN pin of motor control chip U1, GND pin connect respectively voltage VIN and
Ground connection, voltage VIN Jing electric capacity C13 ground connection, P1 pin, the N1 pin of motor control chip U1 respectively with FET Q2, FET
The grid of Q3 is connected, and the source electrode of FET Q2 meets voltage VIN, the source electrode of FET Q3 and the CS+ of motor control chip U1
Pin is connected, and the drain electrode of FET Q2 and the drain electrode of FET Q3 are connected with one end of the normally closed switch K1 of relay J, often
Make and break is closed the other end of K1 and is connected with one end of brshless DC motor 5；P2 pin, the N2 pin of motor control chip U1 is imitated respectively with field
Should pipe Q4, FET Q5 grid be connected, the source electrode of FET Q4 connects voltage VIN, the source electrode and motor of FET Q5
The CS+ pin of control chip U1 are connected, and the drain electrode of FET Q4 and the drain electrode of FET Q5 are equal and brshless DC motor 5 another
One end is connected；The CS+ pin Jing resistance R16 of motor control chip U1 is connected with the CS- pin of motor control chip U1, motor control core
The CS- pin ground connection of piece U1.
As shown in figure 4, in temperature conditioning unit 3, temperature sensor 6 is thermistor RP1, thermistor RP1 adopts PT100 platinum
RTD；Differential motion amplifying unit 7 includes resistance R1～resistance R3, resistance R6～resistance R8, resistance Rf1, resistance
Rf2, variable resistor W1～variable resistor W3 and amplifier UA, amplifier UB；Status indicator lamp unit 8 includes the He of LED 2
LED 3.One termination+5V the voltages of resistance R1, the other end Jing variable resistors W1 ground connection of resistance R1, thermistor
RP1 and variable resistor W1 are in parallel, a termination+5V voltages of resistance R2, the other end Jing variable resistors W2 ground connection of resistance R2, resistance
One termination+5V the voltages of R3, the other end Jing variable resistors W3 ground connection of resistance R3, the tie point Jing of resistance R2 and variable resistor W2
Resistance R6 is connected with the inverting input of amplifier UA, the inverting input Jing resistance Rf1 and the output end phase of amplifier UA of amplifier UA
Even, resistance R1 is connected with the tie point Jing resistance R7 of variable resistor W1 with the in-phase input end of amplifier UA, and the homophase of amplifier UA is defeated
Enter end to be connected with the in-phase input end of amplifier UB, the tie point Jing resistance R8 of resistance R3 and variable resistor W3 and amplifier UB it is anti-phase
Input is connected, and the inverting input Jing resistance Rf2 of amplifier UB is connected with the output end of amplifier UB, the output end Jing electricity of amplifier UB
Resistance R4 is connected with the positive pole of LED 2, the minus earth of LED 2, the output end Jing resistance of amplifier UA
RJ is connected with the base stage of triode Q1, and the colelctor electrode of triode Q1 meets voltage+5V, the emitter stage of triode Q1 and relay J's
Positive pole is driven to be connected, the driving minus earth of relay J, the normally closed switch K1 of relay J is connected on motor control unit 1 and nothing
In the link circuit of brushless motor 5, the normally opened contact K2 of relay J is hanging, the output end also Jing resistance R5 of amplifier UA and sends out
The positive pole of optical diode LED3 is connected, the minus earth of LED 3.
AT89C51 single-chip microcomputers carry PWM module, can export pwm pulse ripple, are conveyed to motor control chip, Jing motor controls
The process of coremaking piece, outputs signal to four FETs, then controls the operating of brshless DC motor by four FETs.Temperature control
In unit, resistance R1～resistance R3, thermistor RP1 and variable resistor W1～variable resistor W3 constitute measuring bridge, work as temperature-sensitive
When the resistance value of resistance RP1 and the unequal resistance value of variable resistor W2, measuring bridge exports the pressure difference signal of a mV level, this
Individual pressure difference signal exports the voltage signal of a desired size after the amplification of amplifier UA, then is controlled whether by this voltage signal
Drive relay.When the temperature of thermistor RP1 sensings reaches the temperature value for pre-setting, what amplifier UA and amplifier UB were constituted
Two voltage comparators export high level, and relay is driven, and LED 2 and LED 3 are lighted, relay
The normally closed switch K1 of device disconnects, and causes motor dead electricity and quits work, and plays overheated overheat protector effect.
Main circuit of the present utility model is realized using collecting circuit, therefore circuit structure is simple, is easy to keep in repair and safeguards, this
Utility model realizes closed speed control, direct drive MOSFET pipes, with under-voltage protection, Cycle by Cycle protection, rotation-clogging protection and
The features such as overheat protector, function is more, and reliability is high.
Claims (7)
1. a kind of brshless DC motor multifunctional controller, it is characterised in that including motor control unit (1), PWM speed adjustment units
(2), temperature conditioning unit (3) and the power subsystem (4) that provides operating voltage for whole controller, PWM speed adjustment units (2) and motor control
Unit (1) processed is connected, and motor control unit (1) is connected with brshless DC motor (5), the temperature sensor in temperature conditioning unit (3)
(6) it is located on brshless DC motor (5), the output end of temperature conditioning unit (3) and described motor control unit (1) and brushless direct-current
The link circuit of motor (5) is connected.
2. brshless DC motor multifunctional controller according to claim 1, it is characterised in that described motor control list
First (1) includes that motor control chip U1, motor control chip U1 adopt BP6118 motor control chips；Motor control chip U1's
HA+ pin, HA- pin are connected respectively with two output pins of Hall element HALL, two other pin of Hall element HALL
Difference connecting resistance R15 and ground connection, another termination voltage VDD of resistance R15, voltage VDD Jing electric capacity C14 ground connection, motor control core
The FG pin Jing resistance R14 of piece U1 meet voltage VDD, and the nFault pin Jing resistance R13 of motor control chip U1 meet voltage VDD；Motor
The VDD pin of control chip U1, meet all the way voltage VDD, another road Jing resistance R11 and resistance R12 ground connection, resistance R11 and resistance R12
Tie point be connected with the LA pin of motor control chip U1, the LA foot meridian capacitors C11 of motor control chip U1 ground connection, motor control
The Filter foot meridian capacitors C12 ground connection of chip U1, the PWM pin of motor control chip U1 and described PWM speed adjustment units (2) it is defeated
Go out end to be connected；The VIN pin of motor control chip U1, GND pin connect respectively voltage VIN and ground connection, and voltage VIN Jing electric capacity C13 is grounded,
P1 pin, the N1 pin of motor control chip U1 is connected respectively with the grid of FET Q2, FET Q3, the source of FET Q2
Pole meets voltage VIN, and the source electrode of FET Q3 is connected with the CS+ pin of motor control chip U1, the drain electrode of FET Q2 and field
The drain electrode of effect pipe Q3 is connected with one end of brshless DC motor (5)；P2 pin, the N2 pin of motor control chip U1 is respectively and field
Effect pipe Q4, the grid of FET Q5 are connected, and the source electrode of FET Q4 connects voltage VIN, the source electrode and electricity of FET Q5
The CS+ pin of machine control chip U1 are connected, and the drain electrode of FET Q4 and the drain electrode of FET Q5 are and brshless DC motor (5)
The other end be connected；The CS+ pin Jing resistance R16 of motor control chip U1 is connected with the CS- pin of motor control chip U1, motor control
The CS- pin ground connection of coremaking piece U1.
3. brshless DC motor multifunctional controller according to claim 1, it is characterised in that described temperature conditioning unit (3)
Including described temperature sensor (6), differential motion amplifying unit (7) and relay J, the output end of temperature sensor (6) and differential
The input of amplifying unit (7) is connected, and the output end of differential motion amplifying unit (7) is connected with the drive end of relay J, relay J
Normally closed switch K1 be connected in the link circuit of described motor control unit (1) and brshless DC motor (5).
4. brshless DC motor multifunctional controller according to claim 3, it is characterised in that described temperature sensor
(6) it is thermistor RP1, thermistor RP1 adopts PT100 platinum resistance temperature sensors；Described differential motion amplifying unit (7) bag
Include resistance R1～resistance R3, resistance R6～resistance R8, resistance Rf1, resistance Rf2, variable resistor W1～variable resistor W3 and amplifier
UA, amplifier UB；Resistance R1 one termination+5V voltages, resistance R1 the other end Jing variable resistors W1 ground connection, thermistor RP1 and
Variable resistor W1 is in parallel, a termination+5V voltages of resistance R2, the other end Jing variable resistors W2 ground connection of resistance R2, resistance R3's
One termination+5V voltages, the other end Jing variable resistors W3 ground connection of resistance R3, the tie point Jing resistance of resistance R2 and variable resistor W2
R6 is connected with the inverting input of amplifier UA, and the inverting input Jing resistance Rf1 of amplifier UA is connected with the output end of amplifier UA, electricity
Resistance R1 be connected with the in-phase input end of amplifier UA with the tie point Jing resistance R7 of variable resistor W1, the in-phase input end of amplifier UA with
The in-phase input end of amplifier UB is connected, the tie point Jing resistance R8 and the inverting input of amplifier UB of resistance R3 and variable resistor W3
It is connected, the inverting input Jing resistance Rf2 of amplifier UB is connected with the output end of amplifier UB, the output head grounding of amplifier UB, amplifier
The output end of UA is connected with the drive end of described relay J.
5. brshless DC motor multifunctional controller according to claim 4, it is characterised in that described temperature conditioning unit (3)
Including the status indicator lamp unit (8) being made up of LED 2 and LED 3, output end Jing of amplifier UA
Resistance R5 is connected with the positive pole of LED 3, the minus earth of LED 3, the output end Jing electricity of amplifier UB
Resistance R4 is connected with the positive pole of LED 2, the minus earth of LED 2.
6. the brshless DC motor multifunctional controller according to claim 3 or 4 or 5, it is characterised in that described temperature control
Unit (3) includes triode Q1 and resistance RJ, the output end Jing resistance RJ's and triode Q1 of described differential motion amplifying unit (7)
Base stage is connected, and the colelctor electrode of triode Q1 meets voltage+5V, and the emitter stage of triode Q1 is connected with the driving positive pole of relay J, after
The driving minus earth of electrical equipment J, the normally closed switch K1 of relay J is connected on described motor control unit (1) and brushless direct-current
In the link circuit of motor (5), the normally opened contact K2 of relay J is hanging.
7. the brshless DC motor multifunctional controller according to claim 1 or 2 or 3, it is characterised in that described PWM is adjusted
Fast unit (2) includes single-chip microcomputer and its peripheral circuit, and single-chip microcomputer adopts the pwm pulse ripple of AT89C51 single-chip microcomputers, single-chip microcomputer to export
Pin is connected with described motor control unit (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621028922.4U CN206164416U (en) | 2016-08-31 | 2016-08-31 | Brushless DC motor multifunctional controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621028922.4U CN206164416U (en) | 2016-08-31 | 2016-08-31 | Brushless DC motor multifunctional controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206164416U true CN206164416U (en) | 2017-05-10 |
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ID=58651189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621028922.4U Active CN206164416U (en) | 2016-08-31 | 2016-08-31 | Brushless DC motor multifunctional controller |
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| CN (1) | CN206164416U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111756237A (en) * | 2020-06-30 | 2020-10-09 | 深圳市微特自动化设备有限公司 | Self-adaptive PWM controller |
| CN112737425A (en) * | 2020-12-25 | 2021-04-30 | 兰州飞行控制有限责任公司 | Direct current brushless motor drive circuit based on CPLD control |
| CN113364363A (en) * | 2021-07-12 | 2021-09-07 | 姚远 | Driving method of direct current brushless motor |
-
2016
- 2016-08-31 CN CN201621028922.4U patent/CN206164416U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111756237A (en) * | 2020-06-30 | 2020-10-09 | 深圳市微特自动化设备有限公司 | Self-adaptive PWM controller |
| CN112737425A (en) * | 2020-12-25 | 2021-04-30 | 兰州飞行控制有限责任公司 | Direct current brushless motor drive circuit based on CPLD control |
| CN112737425B (en) * | 2020-12-25 | 2023-03-28 | 兰州飞行控制有限责任公司 | Direct current brushless motor drive circuit based on CPLD control |
| CN113364363A (en) * | 2021-07-12 | 2021-09-07 | 姚远 | Driving method of direct current brushless motor |
| CN113364363B (en) * | 2021-07-12 | 2023-10-31 | 姚远 | Driving method of direct current brushless motor |
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Assignee: Hangzhou Jintou Finance Leasing Co.,Ltd. Assignor: HANGZHOU SAIWEI MOTOR Co.,Ltd. Contract record no.: X2023980033024 Denomination of utility model: Multi-function controller of brushless DC motor Granted publication date: 20170510 License type: Exclusive License Record date: 20230227 |
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Denomination of utility model: Multifunctional controller for brushless DC motor Effective date of registration: 20230302 Granted publication date: 20170510 Pledgee: Hangzhou Jintou Finance Leasing Co.,Ltd. Pledgor: HANGZHOU SAIWEI MOTOR Co.,Ltd. Registration number: Y2023980033828 |
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