CN206640529U - A kind of switched reluctance motor for electric automobile control device - Google Patents

A kind of switched reluctance motor for electric automobile control device Download PDF

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Publication number
CN206640529U
CN206640529U CN201720233706.1U CN201720233706U CN206640529U CN 206640529 U CN206640529 U CN 206640529U CN 201720233706 U CN201720233706 U CN 201720233706U CN 206640529 U CN206640529 U CN 206640529U
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phase
reluctance motor
tetra
digital controller
salient poles
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CN201720233706.1U
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陈昊
徐彤
沈金华
王韶华
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Changzhou Yucheng Futong Motor Co Ltd
China University of Mining and Technology CUMT
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Changzhou Yucheng Futong Motor Co Ltd
China University of Mining and Technology CUMT
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Abstract

It the utility model is related to a kind of switched reluctance motor for electric automobile control device, including the pole switching reluctance motor M of four phase 16/12, four phase asymmetrical half-bridge formula power inverters, keyboard, host computer and total digital controller using DSP or single-chip microcomputer as core, the phase winding corresponding with the pole switching reluctance motor M of four phase 16/12 is connected respectively for the top tube and down tube of each phase of the four phases asymmetrical half-bridge formula power inverter;The pole switching reluctance motor M of four phase 16/12 is provided with rotor position detector and current detector, and rotor position detector and current detector are connected with total digital controller respectively;Respectively with total digital controller with being connected, the keyboard and host computer are connected the control terminal of the upper, lower tube of the four phases asymmetrical half-bridge formula power inverter with total digital controller respectively.The utility model is simple in construction, low cost, easy to maintenance, service life is long, reliability is high, can direct-drive electric automobile.

Description

A kind of switched reluctance motor for electric automobile control device
Technical field
It the utility model is related to a kind of control device of switched reluctance motor, and in particular to one kind can direct-drive electric automobile Control device of switched reluctance motor.
Background technology
Currently, drive motor system is just gradually being intended to variable speed, high reliability, digitized direction are developed.Grind Study carefully and develop achievable variable speed operation, high reliability, digitlization speed governing directly drive the novel motor of electric automobile System, it has also become the new development trend and important directions of Electrified Transmission field frontier nature innovation research work.
Today of environmental problem getting worse, development green traffic turn into an important problem, and electric automobile has nothing The features such as pollution, low noise, turn into the more satisfactory vehicles.
Wide variety of motor transmission agent is induction conductivity both at home and abroad at present, it is impossible to variable speed.If by direct current Variable-speed motor realizes variable transmission, the complicated of its dc motor, cost are higher, the difficult in maintenance and life-span compared with It is short.If realizing variable transmission by induction motor variable frequency speed regulation system, its system control scheme uses victor chan ge control Or Direct Torque Control, but it is complicated to realize that vector or Direct Torque Control calculate, and its low speed torque is small, low-speed performance not It is good.Therefore, it is badly in need of a kind of simple in construction, low cost of design, easy to maintenance, service life is long, reliability is high, can direct-drive electricity The control device of electrical automobile.
The content of the invention
The purpose of this utility model is:There is provided a kind of simple in construction, low cost, easy to maintenance, service life is long, reliability It is high, realize can direct-drive electric automobile switched reluctance motor for electric automobile control device, to overcome prior art not Foot.
In order to achieve the above object, the technical solution of the utility model is:A kind of switched reluctance motor for electric automobile control Device processed, its innovative point are:Including the pole switching reluctance motor M of four phase 16/12, four phase asymmetrical half-bridge formula power inverters, Keyboard, host computer and using DSP or single-chip microcomputer as the total digital controller of core, the four phases asymmetrical half-bridge formula power inverter The phase winding corresponding with the pole switching reluctance motor M of four phase 16/12 is connected the top tube and down tube of each phase respectively;
The pole switching reluctance motor M of four phase 16/12 is provided with rotor position detector, and the rotor position detector Output end is connected through electrical isolation input capture port corresponding with total digital controller;
The pole switching reluctance motor M of four phase 16/12 is provided with current detector, and the output end of current detector is through electric Isolation ADC sample ports corresponding with total digital controller are connected;
The winding logical signal of the total digital controller output becomes through electrical isolation and four phase asymmetrical half-bridge formula power The control terminal of the upper tube of parallel operation is connected, and port output pwm signal, and total digital controller are compared in the OC outputs of total digital controller The winding logical signal and pwm signal of output carry out logic phase and become again with four phase asymmetrical half-bridge formula power through electrical isolation with after The control terminal of the down tube of parallel operation is connected, and the keyboard is connected with the input/output port of total digital controller, the host computer with The usb communication port communication of total digital controller.
In the above-mentioned technical solutions, the electrical isolation uses light-coupled isolation chip.
In the above-mentioned technical solutions, the pole switching reluctance motor M of four phase 16/12 includes the phase winding of A, B, C, D tetra-, its In:
A phase windings include tetra- stator salient poles of A1, A2, A3, A4, and the concentration in tetra- stator salient poles of A1, A2, A3, A4 Windings in series forms A phase windings,
B phase windings include tetra- stator salient poles of B1, B2, B3, B4, and the concentration in tetra- stator salient poles of B1, B2, B3, B4 Windings in series forms B phase windings,
C phase windings include tetra- stator salient poles of C1, C2, C3, C4, and the concentration in tetra- stator salient poles of C1, C2, C3, C4 Windings in series forms C phase windings,
D phase windings include tetra- stator salient poles of D1, D2, D3, D4, and the concentration in tetra- stator salient poles of D1, D2, D3, D4 Windings in series forms D phase windings.
In the above-mentioned technical solutions, the main switch model MOSFET of four phase asymmetrical half-bridge formula power inverters or IGBT。
Good effect is possessed by the utility model:Because the utility model includes the pole switching reluctance of four phase 16/12 electricity Machine M, four phase asymmetrical half-bridge formula power inverters, keyboard, host computer and the all-digitized demodulator using DSP or single-chip microcomputer as core Device, the pole switching reluctance motor M of four phase 16/12 include the phase winding of A, B, C, D tetra-, and the four phases asymmetrical half-bridge formula power becomes The phase winding corresponding with the pole switching reluctance motor M of four phase 16/12 is connected the top tube and down tube of each phase of parallel operation respectively;Four phase 16/12 pole switching reluctance motor M is provided with rotor position detector, and the output end of the rotor position detector is through electrical isolation Input capture port corresponding with total digital controller is connected;The pole switching reluctance motor M of four phase 16/12 is provided with current detecting Device, and the output end of current detector is connected through electrical isolation ADC sample ports corresponding with total digital controller;It is described total Control of the winding logical signal through electrical isolation with the upper tube of four phase asymmetrical half-bridge formula power inverters of word controller output End is connected, and port output pwm signal, and the winding logic letter of total digital controller output are compared in the OC outputs of total digital controller Number and pwm signal carry out logic phase with after through the electrical isolation control with the down tube of four phase asymmetrical half-bridge formula power inverters again End is connected, and the keyboard is connected with the input/output port of total digital controller, the USB of the host computer and total digital controller Com port communication;Each phase winding of the pole switching reluctance motor of four phase 16/12 of the present utility model is separate, and there is startup to turn Square is big, and transmission efficiency, torque pulsation is small, the advantages that small power consumption, and due to the salient stator of the pole switching reluctance motor of four phase 16/12 Extremely upper only simple concentratred winding, makes it have that insulation system is simple, and manufacture is easy, the low advantage of cost, and the big portion that generates heat Divide in stator, be also easy to cool down, under severe conditions with speed adjusting performance is good, control is flexible, functional reliability is high, fault-tolerance Well, the characteristics of service life is long.By the unipolar four phases asymmetrical half-bridge formula power inverter of the utility model for one direction electricity Stream excitation, and each device for power switching is directly in series with the pole switching reluctance motor of four phase 16/12, avoids shoot through Phenomenon, has higher operational reliability and fault-tolerant ability, and design of the present utility model is a kind of structure being badly in need of instantly Simply, low cost, easy to maintenance, service life is long, reliability is high, can direct-drive electric automobile control device.
Brief description of the drawings
Fig. 1 is a kind of principle block diagram of embodiment of the utility model;
Fig. 2 is the pole switching reluctance motor M of four phase 16/12 of the present utility model control structure block diagram.
Embodiment
Below in conjunction with accompanying drawing and the embodiment provided, the utility model is further described, but is not limited to This.
As shown in Figure 1, 2, a kind of switched reluctance motor for electric automobile control device, including the pole of four phase 16/12 switch magnetic Hinder motor M, four phase asymmetrical half-bridge formula power inverters 1, keyboard 2, host computer 3 and using DSP or single-chip microcomputer as the total of core Word controller 4, the pole switching reluctance motor M of four phase 16/12 include the phase winding of A, B, C, D tetra-, the four phases asymmetrical half-bridge The top tube and down tube of 1 each phase of the formula power inverter phase winding phase corresponding with the pole switching reluctance motor M of four phase 16/12 respectively Even;
The pole switching reluctance motor M of four phase 16/12 is provided with rotor position detector 5, and the rotor position detector 5 Output end be connected through electrical isolation input capture port corresponding with total digital controller 4, there is provided the position of rotor letter Cease to determine opening and turning off for winding;
The pole switching reluctance motor M of four phase 16/12 is provided with current detector 6, and the output end of current detector 6 is through electricity Air bound is connected from ADC sample ports corresponding with total digital controller 4, for detecting phase winding real-time current, there is provided electric current is believed Breath completes Current cut control or takes corresponding safeguard measure to prevent overcurrent;
The winding logical signal that the total digital controller 4 exports becomes through electrical isolation and four phase asymmetrical half-bridge formula power The control terminal of the upper tube of parallel operation 1 is connected, and port output pwm signal, and all-digitized demodulator are compared in the OC outputs of total digital controller 4 Device 4 export winding logical signal and pwm signal carry out logic phase with after through electrical isolation again with four phase asymmetrical half-bridge formula work( The control terminal of the down tube of rate converter 1 is connected, and the keyboard 2 is connected with the input/output port of total digital controller 4, realizes control The given and input of parameter processed, the host computer 3 and the usb communication port communication of total digital controller 4, realize rotating speed, electric current, The display function of the information such as voltage.
Electrical isolation described in the utility model uses light-coupled isolation chip, realizes voltage conversion function, to prevent height electricity Pressure influences each other.
In order that obtaining the pole switching reluctance motor M of four phase of the utility model 16/12 has low speed torque is big, torque pulsation is small etc. Advantage, the pole switching reluctance motor M of four phase 16/12 described in the utility model include the phase winding of A, B, C, D tetra-, wherein:
A phase windings include tetra- stator salient poles of A1, A2, A3, A4, and the concentration in tetra- stator salient poles of A1, A2, A3, A4 Windings in series forms A phase windings,
B phase windings include tetra- stator salient poles of B1, B2, B3, B4, and the concentration in tetra- stator salient poles of B1, B2, B3, B4 Windings in series forms B phase windings,
C phase windings include tetra- stator salient poles of C1, C2, C3, C4, and the concentration in tetra- stator salient poles of C1, C2, C3, C4 Windings in series forms C phase windings,
D phase windings include tetra- stator salient poles of D1, D2, D3, D4, and the concentration in tetra- stator salient poles of D1, D2, D3, D4 Windings in series forms D phase windings.
Main switch the model MOSFET or IGBT of the phase asymmetrical half-bridge formula power inverter 1 of the utility model four.This reality Run with new follow " minimum reluctance principle ":Rotor-position is detected by rotor position detector 5, is DSP or list by core The total digital controller 4 of piece machine judges the relative position of stator and rotor according to the output signal of rotor position detector 5;Then by DSP or the single-chip microcomputer output control signal of total digital controller 4, for controlling four phase asymmetrical half-bridge formula power inverters 1 The turn-on and turn-off of top tube and down tube, power supply is powered and power off the pole switching reluctance motor M of four phase 16/12 phase winding, inhale Draw rotor to rotate to minimum reluctance locality between stator and rotor.
As shown in figure 1, the IC of total digital controller 4 described in the utility model is position input capture port in figure, ADC is Current sample port, I/O(1)And I/O(2)For input/output port, OC is that port is compared in output, and USB is COM1.
As shown in Fig. 2 it is the pole switching reluctance motor M of four phase 16/12 of the present utility model control structure block diagram, its In, the control structure includes battery, switched reluctance machines, power inverter, controller and detection means etc..Wherein switch magnetic Resistance motor is the part that energy conversion is realized in switched Reluctance Motor Control structure, and switched Reluctance Motor Control structure is different In the outstanding feature of other motor control systems.Power inverter provides the energy needed for operating to motor, is supplied by battery Electricity.Controller is the maincenter of system.Its integrated treatment speed command, feedback speed signal and current sensor, position sensor Feedback information, control power inverter in main switching device working condition, realize the control to motor operating state.
Each phase winding of the pole switching reluctance motor of four phase 16/12 of the present utility model is separate, big with detent torque, Transmission efficiency, torque pulsation is small, the advantages that small power consumption, and due in the stator salient poles of the pole switching reluctance motor of four phase 16/12 Only simple concentratred winding, it is simple to make it have insulation system, and manufacture is easy, the low advantage of cost, and generates heat most of exist Stator, be also easy to cool down, under severe conditions with speed adjusting performance is good, control flexibly, functional reliability height, zmodem, The characteristics of service life is long.Swashed by the unipolar four phases asymmetrical half-bridge formula power inverter of the utility model for one direction electric current Encourage, and each device for power switching is directly in series with the pole switching reluctance motor of four phase 16/12, avoids shoot through and shows As there is higher operational reliability and fault-tolerant ability, design of the present utility model is a kind of structure letter being badly in need of instantly List, low cost, easy to maintenance, service life is long, reliability is high, can direct-drive electric automobile control device.

Claims (4)

  1. A kind of 1. switched reluctance motor for electric automobile control device, it is characterised in that:Including the pole switching reluctance of four phase 16/12 electricity Machine M, four phase asymmetrical half-bridge formula power inverters(1), keyboard(2), host computer(3)And using DSP or single-chip microcomputer as the complete of core Digitial controller(4), the four phases asymmetrical half-bridge formula power inverter(1)The top tube and down tube of each phase respectively with four phases 16/ Phase winding corresponding 12 pole switching reluctance motor M is connected;
    The pole switching reluctance motor M of four phase 16/12 is provided with rotor position detector(5), and the rotor position detector(5) Output end through electrical isolation and total digital controller(4)Corresponding input capture port is connected;
    The pole switching reluctance motor M of four phase 16/12 is provided with current detector(6), and current detector(6)Output end through electricity Air bound from total digital controller(4)Corresponding ADC sample ports are connected;
    The total digital controller(4)The winding logical signal of output is through electrical isolation and four phase asymmetrical half-bridge formula power conversions Device(1)The control terminal of upper tube be connected, total digital controller(4)OC output compare port output pwm signal, and digital control Device processed(4)The winding logical signal and pwm signal of output carry out logic phase with after through electrical isolation again with four phase asymmetrical half-bridges Formula power inverter(1)The control terminal of down tube be connected, the keyboard(2)With total digital controller(4)Input/output port It is connected, the host computer(3)With total digital controller(4)Usb communication port communication.
  2. 2. switched reluctance motor for electric automobile control device according to claim 1, it is characterised in that:It is described electrically every From using light-coupled isolation chip.
  3. 3. switched reluctance motor for electric automobile control device according to claim 1, it is characterised in that:Four phase 16/12 pole switching reluctance motor M includes the phase winding of A, B, C, D tetra-, wherein:
    A phase windings include tetra- stator salient poles of A1, A2, A3, A4, and the concentratred winding in tetra- stator salient poles of A1, A2, A3, A4 A phase windings in series,
    B phase windings include tetra- stator salient poles of B1, B2, B3, B4, and the concentratred winding in tetra- stator salient poles of B1, B2, B3, B4 B phase windings in series,
    C phase windings include tetra- stator salient poles of C1, C2, C3, C4, and the concentratred winding in tetra- stator salient poles of C1, C2, C3, C4 C phase windings in series,
    D phase windings include tetra- stator salient poles of D1, D2, D3, D4, and the concentratred winding in tetra- stator salient poles of D1, D2, D3, D4 D phase windings in series.
  4. 4. switched reluctance motor for electric automobile control device according to claim 1, it is characterised in that:Four phase is not Symmetric half-bridge type power inverter(1)Main switch model MOSFET or IGBT.
CN201720233706.1U 2017-03-11 2017-03-11 A kind of switched reluctance motor for electric automobile control device Active CN206640529U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109444739A (en) * 2018-10-22 2019-03-08 中国矿业大学 A kind of reliability estimation method of switched reluctance motor system power inverter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109444739A (en) * 2018-10-22 2019-03-08 中国矿业大学 A kind of reliability estimation method of switched reluctance motor system power inverter

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