CN203968021U - Brushless motor for automobile driving control system - Google Patents
Brushless motor for automobile driving control system Download PDFInfo
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- CN203968021U CN203968021U CN201420263127.8U CN201420263127U CN203968021U CN 203968021 U CN203968021 U CN 203968021U CN 201420263127 U CN201420263127 U CN 201420263127U CN 203968021 U CN203968021 U CN 203968021U
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Abstract
The utility model belongs to vehicle technology field, relate in particular to a kind of brushless motor for automobile driving control system, comprise system driving circuit, current detecting and current foldback circuit, PWM wave generation circuit, described system driving circuit comprises resistance, sense resistance, electric capacity, triode, diode, metal-oxide-semiconductor, described current detecting and current foldback circuit comprise resistance, comparator, triode, electric capacity, described PWM wave generation circuit comprises chip U1, resistance, electric capacity, triode, voltage stabilizing didoe, this patent adopts sinusoidal wave space vector to control (SVPWM) strategy, both the power performance that had remained with synchronous machine vector control strategy is good, the advantages such as torque pulsation is low, omitted again vector control the rotary encoder that must need, thereby the large power performance of torque pulsation is good, control precision is high, control simple, cost is low.
Description
Technical field
The utility model belongs to vehicle technology field, relates in particular to a kind of brushless motor for automobile driving control system.
Background technology
Enter 2l century, environment and energy crisis have become increasingly conspicuous, and the vehicles of clean, efficient and sustainable development that electric automobile is done become trend and the focus of current international automobile industry development.
Sell in the market brush motor or the asynchronous machine of medium-size motor vehicle overwhelming majority Sampling techniques maturation.And brshless DC motor because it has that energy-flux density is high, the advantage such as long service life, speed-regulating range width, maintenance cost be low, is just progressively subject to the concern of electric motor car manufacturer and user's welcome.For its control core-brushless electric machine driving governor, be all generally to adopt square wave type of drive at present, be characterized in low price, but torque pulsation is large, control precision is low, and power performance is poor; And controller adopts synchronous machine vector control mode, although can greatly reduce torque pulsation, improve power performance, but control complicated, and the coding disk that price is comparatively expensive need to be installed on rotor, and the rising that brings thus manufacturing cost, is difficult for being accepted by vast low end subscriber.
Utility model content
The utility model provides a kind of brushless motor for automobile driving control system, and to solve, the large power performance of the torque pulsation proposing in above-mentioned background technology is poor, control precision is low, control complicated problem.
The technical problem that the utility model solves realizes by the following technical solutions: the utility model provides a kind of brushless motor for automobile driving control system, it is characterized in that, comprise system driving circuit, current detecting and current foldback circuit, PWM wave generation circuit, described system driving circuit comprises resistance R 0, resistance R 1, resistance R 2, resistance R 3, resistance R 4, resistance R 5, resistance R 6, resistance R 7, resistance R 8, resistance R 9, sense resistance Rb1, sense resistance Rb2, sense resistance Rbf1, sense resistance Rbf2, capacitor C 1, capacitor C 2, capacitor C 3, capacitor C b1, capacitor C b2, triode Q1, triode Q1, triode Q2, triode Q3, triode Q4, triode Q5, triode Q6, triode Q7, triode Q8, diode D1, diode D2, diode D3, diode D4, metal-oxide-semiconductor M1, metal-oxide-semiconductor M2, described triode Q1 base stage connecting resistance R0 one end, its emitter connecting resistance R1 one end, the base stage of its collector connecting transistor Q2, the other end ground connection of described resistance R 1, base stage connecting resistance R2 one end of described triode Q2, the other end of its emitter connecting resistance R2, 2 ends of diode D1 and one end of capacitor C 2, its collector electrode connects 1 end of diode D2 and one end of resistance R 3, one end of another termination capacitor C 1 of described diode D1 and power supply VCC, the other end ground connection of described capacitor C 1, one end of another termination sense resistance Rb1 of described diode D2, another termination sense resistance Rbf1 one end of described sense resistance Rb1, the G utmost point of capacitor C b1 one end and metal-oxide-semiconductor M1, the emitter of described triode connects the other end of sense resistance Rbf1, the other end of its collector electrode connecting resistance R3, the other end of capacitor C b1, the S utmost point of metal-oxide-semiconductor M1, the D utmost point of metal-oxide-semiconductor M2, 2 ends of the other end of capacitor C 2 and diode D4, the S utmost point of 1 termination metal-oxide-semiconductor M1 of described diode, the D utmost point of its 2 termination metal-oxide-semiconductor M1 and one end of capacitor C 3, the G utmost point of described metal-oxide-semiconductor M2 connects one end of sense resistance Rb2, one end of one end of sense resistance Rbf2 and capacitor C b2, its S utmost point connects the other end of Cb2, 1 end of diode D4, the other end of the collector electrode of triode Q5 and capacitor C 3, the emitter of described triode Q5 is connected with the other end of sense resistance Rbf2, one end of other end connecting resistance R5 of described sense resistance Rb2 and the emitter of triode Q4, the other end ground connection of described resistance R 5, one end of the base stage connecting resistance R4 of described triode Q4, the base stage of triode Q5, the collector electrode of the collector electrode of triode Q6 and triode Q7, the base stage connecting resistance R6 of described triode Q6, its grounded emitter, the grounded emitter of described triode Q7, one end of its base stage connecting resistance R8, one end of other end connecting resistance R7 of described resistance R 8 and the collector electrode of triode Q8, another termination power VCC of described resistance R 7, the grounded emitter of described triode Q8, one end of its base stage connecting resistance R9, described current detecting and current foldback circuit comprise resistance R 10, resistance R 11, resistance R 12, resistance R 13, resistance R 14, resistance R 15, resistance R 16, resistance R 17, resistance R 18, resistance R 19, comparator IC1, comparator IC2, triode Q9, capacitor C 4, capacitor C 5, capacitor C 6, one end of described resistance R 10 1 terminating resistor R11, one end of resistance R 16 and one end of R17, one end of its other end connecting resistance R12 and 1 pin of comparator IC1, the other end ground connection of the other end of described resistance R 11 and resistance R 12, 2 one end of pin connecting resistance R13 and one end of resistance R 4 of described comparator IC1, its 3 pin connecting resistance R15, described resistance R 13 another termination 5V voltages, described resistance R 14 other end ground connection, described resistance R 15 connects the base stage of triode Q9, the grounded emitter of described triode Q9, its collector electrode connects the voltage of 5V, one termination capacitor C 14 of described resistance R 16, its another termination capacitor C 15, 4 pins with comparator IC2, described resistance R 17, the other end ground connection of capacitor C 4 and capacitor C 5, 5 pin connecting resistance R18 and the resistance R 19 of described comparator IC2, the other end of its 6 pin connecting resistance R19 and one end of resistance R 20, the other end ground connection of described resistance R 18, another termination capacitor C 6 of described resistance R 20, one end, the other end ground connection of capacitor C 6, described PWM wave generation circuit comprises chip U1, resistance R 21, resistance R 22, resistance R 23, resistance R 24, resistance R 25, resistance R 26, resistance R 27, resistance R 28, resistance R 29, resistance R 30, capacitor C 7, capacitor C 8, capacitor C 9, capacitor C 10, capacitor C 11, capacitor C 12, capacitor C 13, capacitor C 14, capacitor C 15, capacitor C 16, capacitor C 17, capacitor C 18, triode Q10, voltage stabilizing didoe D1, voltage stabilizing didoe D2, the Verf pin connecting resistance R21 of described chip U1, its+Vi pin connects capacitor C 7 positive terminals, capacitor C 8 one end and connect+15V voltage, its VC pin connects one end of capacitor C 9, its GND pin connects the other end of capacitor C 9 and negative pole end and the ground connection of capacitor C 10, its Shutc1 pin connects one end of capacitor C 11, one end of its CCMP pin connecting resistance R26 and one end of capacitor C 16, its Sstart pin connects the positive terminal of capacitor C 14 and one end of resistance R 25, one end of its Dischar pin connecting resistance R23, one end of its RT pin connecting resistance R24, its CT pin connects one end of capacitor C 13 and the other end of resistance R 23, the other end of its NI pin connecting resistance R21 and one end of resistance R 22, its INV pin connects 1 end of voltage stabilizing didoe D1, 2 ends of voltage stabilizing didoe D2, , one end of capacitor C 15, one end of capacitor C 16, one end of capacitor C 17, one end of capacitor C 18, the other end ground connection of described resistance R 22, the other end of the negative pole termination capacitor C 8 of described capacitor C 7 and all ground connection, anodal termination+5V voltage of described capacitor C 10, the other end ground connection of described capacitor C 11, the other end of another termination capacitor C 15 of described resistance R 26, the collector electrode of another termination triode Q10 of described resistance R 25, one end of the base stage connecting resistance R28 of described triode Q10, one end of resistance R 27, one end of resistance R 29, one end of capacitor C 12, its emitter connects the other end of capacitor C 12, the other end of resistance R 29 and ground connection, another termination+5V voltage of described resistance R 27, the other end of the extreme connecting resistance R24 of good fortune of described capacitor C 14 and the other end and the ground connection of capacitor C 13, the other end of described capacitor C 17 is connected with the other end of resistance R 30, the 2 end ground connection of described voltage stabilizing didoe D1, the 1 end ground connection of described voltage stabilizing didoe D2.
Described PWM wave generation circuit adopts sinusoidal wave.
Described comparator is selected LM358 model.
The master chip of described PWM wave generation circuit is selected SG3525A.
The beneficial effects of the utility model are:
1 this patent adopts sinusoidal wave space vector to control (SVPWM) strategy, the advantage such as the power performance that both remained with synchronous machine vector control strategy is good, torque pulsation is low, omitted again vector control the rotary encoder that must need, thereby control mode is more succinct, reliably, and cost is low.
In 2 this patents, system driving circuit adopts discrete component to form, every way switch pipe all adopts the N raceway groove insulated-gate type power MOSFET tube parallel way of 4 same specifications, for reducing the impacts such as heating, stray inductance and electric capacity, distributed inductance of the switch element that large electric current brings.
3 this patents are the control of opening for main switch (MOSFET) by 15V voltage, when upper pipe drives signal BH to be high level, and upper pipe conducting; And now, in lower metal-oxide-semiconductor drive circuit, Q5, Q6 conducting, thereby lower metal-oxide-semiconductor MB15 is cut off, thus realize the hardware interlock that upper and lower metal-oxide-semiconductor drives signal, improved the reliability of drive circuit.
The 4 sampled voltage Vis of this patent median generatrix electric current in resistance R 17, after comparator LM358 conversion, deliver to the A/D input port of main control chip and carry out A/D conversion.Because system adopts SVPWM, control, sample rate current frequency is identical with pwm pulse frequency, thereby sample rate current numerous higher harmonic components that superposeed, and lags behind in phase place, affects sample effect.For this reason, system, in design, has adopted the first-order filtering link that is comprised of R20 and C6 in advance after filtering, then has sent into controller main control chip DSPIC, and effect is better, improves control precision.
5 this patents adopt a plurality of components and parts such as resistance, comparator, triode, electric capacity in current detecting and current foldback circuit; when sampling resistor R17 electric current is excessive; comparator LM358 exports high level; control the conducting of triode Q9 base stage; Q9 collector electrode output low level over-current signal, this signal by with door, directly block drive circuit six road pwm signals; make motor stalling, thereby reach the object of hardware protection.
In the PWM wave generation circuit of 6 this patents, produce the pulse duration variable pulse signal relevant to output voltage/electric current.And to voltage stabilizing didoe, output circuit, from chip U1 the 11st pin, the 14th pin, produce dipulse through pulse distribution.In order to driving power metal-oxide-semiconductor, realize power conversion.Thereby the charging voltage and the electric current that change charger, reach control simple effects.
Accompanying drawing explanation
Fig. 1 is structure chart of the present utility model.
Fig. 2 is system driving circuit figure of the present utility model.
Fig. 3 is current detecting of the present utility model and current foldback circuit figure.
Fig. 4 is PWM wave generation circuit figure of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further:
Embodiment:
As shown in Figure 1, the present embodiment comprises main control chip, motor, system driving circuit, current detecting and current foldback circuit, PWM wave generation circuit.
As shown in Figure 2, the system driving circuit of this patent comprises resistance R 0, resistance R 1, resistance R 2, resistance R 3, resistance R 4, resistance R 5, resistance R 6, resistance R 7, resistance R 8, resistance R 9, sense resistance Rb1, sense resistance Rb2, sense resistance Rbf1, sense resistance Rbf2, capacitor C 1, capacitor C 2, capacitor C 3, capacitor C b1, capacitor C b2, triode Q1, triode Q1, triode Q2, triode Q3, triode Q4, triode Q5, triode Q6, triode Q7, triode Q8, diode D1, diode D2, diode D3, diode D4, metal-oxide-semiconductor M1, metal-oxide-semiconductor M2, triode Q1 base stage connecting resistance R0 one end, its emitter connecting resistance R1 one end, the base stage of its collector connecting transistor Q2, the other end ground connection of resistance R 1, base stage connecting resistance R2 one end of triode Q2, the other end of its emitter connecting resistance R2, 2 ends of diode D1 and one end of capacitor C 2, its collector electrode connects 1 end of diode D2 and one end of resistance R 3, one end of another termination capacitor C 1 of diode D1 and power supply VCC, the other end ground connection of capacitor C 1, one end of another termination sense resistance Rb1 of diode D2, another termination sense resistance Rbf1 one end of sense resistance Rb1, the G utmost point of capacitor C b1 one end and metal-oxide-semiconductor M1, the emitter of triode connects the other end of sense resistance Rbf1, the other end of its collector electrode connecting resistance R3, the other end of capacitor C b1, the S utmost point of metal-oxide-semiconductor M1, the D utmost point of metal-oxide-semiconductor M2, 2 ends of the other end of capacitor C 2 and diode D4, the S utmost point of 1 termination metal-oxide-semiconductor M1 of diode, the D utmost point of its 2 termination metal-oxide-semiconductor M1 and one end of capacitor C 3, the G utmost point of metal-oxide-semiconductor M2 connects one end of sense resistance Rb2, one end of one end of sense resistance Rbf2 and capacitor C b2, its S utmost point connects the other end of Cb2, 1 end of diode D4, the other end of the collector electrode of triode Q5 and capacitor C 3, the emitter of triode Q5 is connected with the other end of sense resistance Rbf2, one end of other end connecting resistance R5 of sense resistance Rb2 and the emitter of triode Q4, the other end ground connection of resistance R 5, one end of the base stage connecting resistance R4 of triode Q4, the base stage of triode Q5, the collector electrode of the collector electrode of triode Q6 and triode Q7, the base stage connecting resistance R6 of triode Q6, its grounded emitter, the grounded emitter of triode Q7, one end of its base stage connecting resistance R8, one end of other end connecting resistance R7 of resistance R 8 and the collector electrode of triode Q8, another termination power VCC of resistance R 7, the grounded emitter of triode Q8, one end of its base stage connecting resistance R9.
As shown in Figure 3, current detecting and current foldback circuit comprise resistance R 10, R11, R12, R13, R14, R15, R16, R17, R18, R19, comparator IC1, comparator IC2, triode Q9, capacitor C 4, capacitor C 5, capacitor C 6, one end of resistance R 10 1 terminating resistor R11, one end of resistance R 16 and one end of R17, one end of its other end connecting resistance R12 and 1 pin of comparator IC1, the other end ground connection of the other end of resistance R 11 and resistance R 12, 2 one end of pin connecting resistance R13 and one end of resistance R 4 of comparator IC1, its 3 pin connecting resistance R15, resistance R 13 another termination 5V voltages, resistance R 14 other end ground connection, resistance R 15 connects the base stage of triode Q9, the grounded emitter of triode Q9, its collector electrode connects the voltage of 5V, one termination capacitor C 14 of resistance R 16, its another termination capacitor C 15, 4 pins with comparator IC2, resistance R 17, the other end ground connection of capacitor C 4 and capacitor C 5, 5 pin connecting resistance R18 and the resistance R 19 of comparator IC2, the other end of its 6 pin connecting resistance R19 and one end of resistance R 20, the other end ground connection of resistance R 18, another termination capacitor C 6 of resistance R 20, one end, the other end ground connection of capacitor C 6.
As shown in Figure 4, PWM wave generation circuit comprises chip U1, resistance R 21, resistance R 22, resistance R 23, resistance R 24, resistance R 25, resistance R 26, resistance R 27, resistance R 28, resistance R 29, resistance R 30, capacitor C 7, capacitor C 8, capacitor C 9, capacitor C 10, capacitor C 11, capacitor C 12, capacitor C 13, capacitor C 14, capacitor C 15, capacitor C 16, capacitor C 17, capacitor C 18, triode Q10, voltage stabilizing didoe D1, voltage stabilizing didoe D2, the Verf pin connecting resistance R21 of chip U1, its+Vi pin connects capacitor C 7 positive terminals, capacitor C 8 one end and connect+15V voltage, its VC pin connects one end of capacitor C 9, its GND pin connects the other end of capacitor C 9 and negative pole end and the ground connection of capacitor C 10, its Shutc1 pin connects one end of capacitor C 11, one end of its CCMP pin connecting resistance R26 and one end of capacitor C 16, its Sstart pin connects the positive terminal of capacitor C 14 and one end of resistance R 25, one end of its Dischar pin connecting resistance R23, one end of its RT pin connecting resistance R24, its CT pin connects one end of capacitor C 13 and the other end of resistance R 23, the other end of its NI pin connecting resistance R21 and one end of resistance R 22, its INV pin connects 1 end of voltage stabilizing didoe D1, 2 ends of voltage stabilizing didoe D2, , one end of capacitor C 15, one end of capacitor C 16, one end of capacitor C 17, one end of capacitor C 18, the other end ground connection of resistance R 22, the other end of the negative pole termination capacitor C 8 of capacitor C 7 and all ground connection, anodal termination+5V voltage of capacitor C 10, the other end ground connection of capacitor C 11, the other end of another termination capacitor C 15 of resistance R 26, the collector electrode of another termination triode Q10 of resistance R 25, one end of the base stage connecting resistance R28 of triode Q10, one end of resistance R 27, one end of resistance R 29, one end of capacitor C 12, its emitter connects the other end of capacitor C 12, the other end of resistance R 29 and ground connection, another termination+5V voltage of resistance R 27, the other end of the extreme connecting resistance R24 of good fortune of capacitor C 14 and the other end and the ground connection of capacitor C 13, the other end of capacitor C 17 is connected with the other end of resistance R 30, the 2 end ground connection of voltage stabilizing didoe D1, the 1 end ground connection of voltage stabilizing didoe D2.
Utilize technical scheme described in the utility model, or those skilled in the art being under the inspiration of technical solutions of the utility model, designs similar technical scheme, and reaching above-mentioned technique effect, is all to fall into protection range of the present utility model.
Claims (4)
1. a brushless motor for automobile driving control system, it is characterized in that, comprise system driving circuit, current detecting and current foldback circuit, PWM wave generation circuit, described system driving circuit comprises resistance R 0, resistance R 1, resistance R 2, resistance R 3, resistance R 4, resistance R 5, resistance R 6, resistance R 7, resistance R 8, resistance R 9, sense resistance Rb1, sense resistance Rb2, sense resistance Rbf1, sense resistance Rbf2, capacitor C 1, capacitor C 2, capacitor C 3, capacitor C b1, capacitor C b2, triode Q1, triode Q1, triode Q2, triode Q3, triode Q4, triode Q5, triode Q6, triode Q7, triode Q8, diode D1, diode D2, diode D3, diode D4, metal-oxide-semiconductor M1, metal-oxide-semiconductor M2, described triode Q1 base stage connecting resistance R0 one end, its emitter connecting resistance R1 one end, the base stage of its collector connecting transistor Q2, the other end ground connection of described resistance R 1, base stage connecting resistance R2 one end of described triode Q2, the other end of its emitter connecting resistance R2, 2 ends of diode D1 and one end of capacitor C 2, its collector electrode connects 1 end of diode D2 and one end of resistance R 3, one end of another termination capacitor C 1 of described diode D1 and power supply VCC, the other end ground connection of described capacitor C 1, one end of another termination sense resistance Rb1 of described diode D2, another termination sense resistance Rbf1 one end of described sense resistance Rb1, the G utmost point of capacitor C b1 one end and metal-oxide-semiconductor M1, the emitter of described triode connects the other end of sense resistance Rbf1, the other end of its collector electrode connecting resistance R3, the other end of capacitor C b1, the S utmost point of metal-oxide-semiconductor M1, the D utmost point of metal-oxide-semiconductor M2, 2 ends of the other end of capacitor C 2 and diode D4, the S utmost point of 1 termination metal-oxide-semiconductor M1 of described diode, the D utmost point of its 2 termination metal-oxide-semiconductor M1 and one end of capacitor C 3, the G utmost point of described metal-oxide-semiconductor M2 connects one end of sense resistance Rb2, one end of one end of sense resistance Rbf2 and capacitor C b2, its S utmost point connects the other end of Cb2, 1 end of diode D4, the other end of the collector electrode of triode Q5 and capacitor C 3, the emitter of described triode Q5 is connected with the other end of sense resistance Rbf2, one end of other end connecting resistance R5 of described sense resistance Rb2 and the emitter of triode Q4, the other end ground connection of described resistance R 5, one end of the base stage connecting resistance R4 of described triode Q4, the base stage of triode Q5, the collector electrode of the collector electrode of triode Q6 and triode Q7, the base stage connecting resistance R6 of described triode Q6, its grounded emitter, the grounded emitter of described triode Q7, one end of its base stage connecting resistance R8, one end of other end connecting resistance R7 of described resistance R 8 and the collector electrode of triode Q8, another termination power VCC of described resistance R 7, the grounded emitter of described triode Q8, one end of its base stage connecting resistance R9, described current detecting and current foldback circuit comprise resistance R 10, resistance R 11, resistance R 12, resistance R 13, resistance R 14, resistance R 15, resistance R 16, resistance R 17, resistance R 18, resistance R 19, comparator IC1, comparator IC2, triode Q9, capacitor C 4, capacitor C 5, capacitor C 6, one end of described resistance R 10 1 terminating resistor R11, one end of resistance R 16 and one end of R17, one end of its other end connecting resistance R12 and 1 pin of comparator IC1, the other end ground connection of the other end of described resistance R 11 and resistance R 12, 2 one end of pin connecting resistance R13 and one end of resistance R 4 of described comparator IC1, its 3 pin connecting resistance R15, described resistance R 13 another termination 5V voltages, described resistance R 14 other end ground connection, described resistance R 15 connects the base stage of triode Q9, the grounded emitter of described triode Q9, its collector electrode connects the voltage of 5V, one termination capacitor C 14 of described resistance R 16, its another termination capacitor C 15, 4 pins with comparator IC2, described resistance R 17, the other end ground connection of capacitor C 4 and capacitor C 5, 5 pin connecting resistance R18 and the resistance R 19 of described comparator IC2, the other end of its 6 pin connecting resistance R19 and one end of resistance R 20, the other end ground connection of described resistance R 18, another termination capacitor C 6 of described resistance R 20, one end, the other end ground connection of capacitor C 6, described PWM wave generation circuit comprises chip U1, resistance R 21, resistance R 22, resistance R 23, resistance R 24, resistance R 25, resistance R 26, resistance R 27, resistance R 28, resistance R 29, resistance R 30, capacitor C 7, capacitor C 8, capacitor C 9, capacitor C 10, capacitor C 11, capacitor C 12, capacitor C 13, capacitor C 14, capacitor C 15, capacitor C 16, capacitor C 17, capacitor C 18, triode Q10, voltage stabilizing didoe D1, voltage stabilizing didoe D2, the Verf pin connecting resistance R21 of described chip U1, its+Vi pin connects capacitor C 7 positive terminals, capacitor C 8 one end and connect+15V voltage, its VC pin connects one end of capacitor C 9, its GND pin connects the other end of capacitor C 9 and negative pole end and the ground connection of capacitor C 10, its Shutc1 pin connects one end of capacitor C 11, one end of its CCMP pin connecting resistance R26 and one end of capacitor C 16, its Sstart pin connects the positive terminal of capacitor C 14 and one end of resistance R 25, one end of its Dischar pin connecting resistance R23, one end of its RT pin connecting resistance R24, its CT pin connects one end of capacitor C 13 and the other end of resistance R 23, the other end of its NI pin connecting resistance R21 and one end of resistance R 22, its INV pin connects 1 end of voltage stabilizing didoe D1, 2 ends of voltage stabilizing didoe D2, , one end of capacitor C 15, one end of capacitor C 16, one end of capacitor C 17, one end of capacitor C 18, the other end ground connection of described resistance R 22, the other end of the negative pole termination capacitor C 8 of described capacitor C 7 and all ground connection, anodal termination+5V voltage of described capacitor C 10, the other end ground connection of described capacitor C 11, the other end of another termination capacitor C 15 of described resistance R 26, the collector electrode of another termination triode Q10 of described resistance R 25, one end of the base stage connecting resistance R28 of described triode Q10, one end of resistance R 27, one end of resistance R 29, one end of capacitor C 12, its emitter connects the other end of capacitor C 12, the other end of resistance R 29 and ground connection, another termination+5V voltage of described resistance R 27, the other end of the extreme connecting resistance R24 of good fortune of described capacitor C 14 and the other end and the ground connection of capacitor C 13, the other end of described capacitor C 17 is connected with the other end of resistance R 30, the 2 end ground connection of described voltage stabilizing didoe D1, the 1 end ground connection of described voltage stabilizing didoe D2.
2. a kind of brushless motor for automobile driving control system according to claim 1, described PWM wave generation circuit adopts sinusoidal wave.
3. a kind of brushless motor for automobile driving control system according to claim 1, described comparator is selected LM358 model.
4. a kind of brushless motor for automobile driving control system according to claim 1, the master chip of described PWM wave generation circuit is selected SG3525A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420263127.8U CN203968021U (en) | 2014-05-22 | 2014-05-22 | Brushless motor for automobile driving control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420263127.8U CN203968021U (en) | 2014-05-22 | 2014-05-22 | Brushless motor for automobile driving control system |
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| Publication Number | Publication Date |
|---|---|
| CN203968021U true CN203968021U (en) | 2014-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420263127.8U Expired - Fee Related CN203968021U (en) | 2014-05-22 | 2014-05-22 | Brushless motor for automobile driving control system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107546719A (en) * | 2017-09-07 | 2018-01-05 | 潍坊学院 | A kind of electric machine control system of energy-conservation |
| CN109639212A (en) * | 2018-11-22 | 2019-04-16 | 深圳市优必选科技有限公司 | Steering engine governor circuit and helm gear |
-
2014
- 2014-05-22 CN CN201420263127.8U patent/CN203968021U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107546719A (en) * | 2017-09-07 | 2018-01-05 | 潍坊学院 | A kind of electric machine control system of energy-conservation |
| CN109639212A (en) * | 2018-11-22 | 2019-04-16 | 深圳市优必选科技有限公司 | Steering engine governor circuit and helm gear |
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