CN107493043A - A kind of non-brush permanent-magnet DC motor controller module - Google Patents

A kind of non-brush permanent-magnet DC motor controller module Download PDF

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Publication number
CN107493043A
CN107493043A CN201710715836.3A CN201710715836A CN107493043A CN 107493043 A CN107493043 A CN 107493043A CN 201710715836 A CN201710715836 A CN 201710715836A CN 107493043 A CN107493043 A CN 107493043A
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China
Prior art keywords
lead
out terminal
end cover
cover plate
magnet
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CN201710715836.3A
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CN107493043B (en
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彭希南
彭程
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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

Abstract

A kind of non-brush permanent-magnet DC motor controller module, by lower end cover plate, middle frame shell, upper end cover plate, PCB, 14 core aviation sockets and the fin and lead-out terminal composition for being combined into one structure, its main points is, lower end cover plate, middle frame shell, upper end cover plate is aluminum alloy material, outer side band vent rib, non-brush permanent-magnet DC motor control circuit and switching power source control circuit are printed with PCB, after assembling is closed up, can be by conventional non-brush permanent-magnet DC motor controller module, forceful electric power separates cabling with light current, it ensure that the independence of controller module on the topology；The present invention is by way of fin and lead-out terminal and housing four sides radiate, efficiently solve the un-reasonable phenomenon that VMOS manages unidirectional side installation, and support 60V to 96V power input, accomplish that system most saves, total optimization, non-brush permanent-magnet DC motor controller is set to become a basic parts, its application is quite extensive.

Description

A kind of non-brush permanent-magnet DC motor controller module
Technical field
The present invention relates to a kind of non-brush permanent-magnet DC motor controller module, electric automobile, electric motorcycle are mainly used in Car, balance car, artificial intelligence robot, novel medical device, kitchen appliance equipment, automation control appliance.
Background technology
Three-phase permanent brushless direct current motor, it is a kind of one of current motor of power density highest, due in rotor Embedded permanent magnet, not only without copper loss again without iron loss on rotor, operating rotational speed range is big, operate steadily, noise it is low, speed governing facilitates, can Meet the rotating speed requirement under various operating conditions, its energy consumption is far below AC asynchronous motor, and the life-span is far longer than alternating current generator.
But existing three-phase permanent X in brushless DC motor control device, electronic vapour is substantially still continued to use in its structure The demand of garage's industry, is primarily present problems with：
First, conventional three-phase permanent Brushless DC Motor Controller is stupid, big, thick, installation assembly technology is complicated, is not suitable for embedding Enter formula installation, once damage, maintenance difficult.
Second, power drive VMOS pipes use unidirectional side mounting structure, radiator structure is extremely unreasonable, and thermal resistance is big, heat transfer Characteristic is poor, and heating is serious.
Third, the unilateral outlet pattern of controller generally use, line-to-line crosstalk is serious, poor anti jamming capability, and its reliability is beaten greatly Discount.
The content of the invention
Accordingly, the present invention proposes a kind of design of non-brush permanent-magnet DC motor controller module, particular technique side Case is as follows：
A kind of non-brush permanent-magnet DC motor controller module, by lower end cover plate, middle frame shell, upper end cover plate, PCB, dissipate Backing and lead-out terminal composition, described lower end cover plate, middle frame shell, upper end cover plate are the square of aluminum alloy material, its It is characterized by：
Described PCB is square, is encapsulated in the square surrounded by lower end cover plate, middle frame shell, upper end cover plate Be welded with housing, in PCB ARM chips, VMOS pipes, driving chip, Switching Power Supply PWM controller, high frequency transformer, Switching Power Supply analog line driver element and connection socket, are printed with non-brush permanent-magnet DC motor control in described PCB Circuit and switching power source control circuit；
The core devices of described non-brush permanent-magnet DC motor control circuit are ARM chips, are encapsulated using LQPF64, its I/O draws Pin is connected with being connected the input of socket and driving chip respectively, and the output end and the VMOS of TOP-220 encapsulation of driving chip are managed Control terminal be connected, the radiating surfaces of VMOS pipes is close to fin and lead-out terminal installation；
The core devices of described switching power supply parts are Switching Power Supply PWM controller, its I/O pin and TOP-220 encapsulation The control pin of Switching Power Supply analog line driver is connected, power input pin and fin and the output end of Switching Power Supply analog line driver Son is connected, and the output pin of Switching Power Supply analog line driver is connected with high frequency transformer；
Described non-brush permanent-magnet DC motor controller module employs four block structure identical fin and lead-out terminal, described Fin and lead-out terminal be flat fin and the aluminium casting that is combined into one of lead-out terminal of cylinder, fin and defeated Going out on terminal to be provided with four fixing hole A, it stretches out with externally threaded lead-out terminal from the top of fin, wherein：
The Switching Power Supply analog line driver of four TOP-220 encapsulation shapes is close to the flat part of fin and lead-out terminal, Then the fixing hole A on fin and lead-out terminal is passed through by screw, then be connected with the fixing hole B on middle frame shell, band is outer The lead-out terminal of screw thread forms positive source lead-out terminal；
VMOS pipes are in parallel for one group two-by-two, respectively constitute the upper and lower bridge arm of circuit output, heat-resisting mica spacer shares by insulating One fin and lead-out terminal, therefore every four VMOS manage the part being connected together with fin and lead-out terminal each structure Into U poles lead-out terminal, W poles lead-out terminal and V poles lead-out terminal；
Five holes are provided with described upper end cover plate, are positive source wire hole, U poles delivery outlet, W poles delivery outlet, V extremely defeated respectively Portal and centre bore, 14 described core aviation sockets are arranged on central hole；
It is U poles lead-out terminal from the U poles outlet aperture stretching person of upper end cover plate, from W that described U, V, W three-phase pin definition, which is, Pole delivery outlet）Place stretching person is W poles lead-out terminal, is V poles lead-out terminal from V poles outlet aperture stretching person.
Four sideband vent ribs of upper end cover plate, it is positive source from stretching person at the positive source wire hole of upper end cover plate Lead-out terminal, its external battery positive voltage.
There is a square protrusion step in four sideband vent ribs on described lower end cover plate, center, protrude step On be provided with two modules installation fixing hole rectangular recess with together with, power supply（GND）Liner is embedded in the rectangular recess, institute Ground wire connecting hole is provided with liner the power supply stated, can be tightened in by screw on the mounting base of metal, described permanent magnetism is straight Lower end cover plate, middle frame shell and the upper end cover plate of stream brushless motor controller module communicate with power supply.
Definition has speed-regulating signal, two lines of the hall position transducing signal of five lines, three lines on 14 core aviation sockets Skidding signal, the forward/reverse signal and+5V power supplies line and ground wire of two lines, these signals respectively with even Combination hub is connected.
Described middle frame shell is square for the aluminium alloy of outer side band vent rib, and madial wall is provided with a sinking step, It is provided with pcb board fixing hole and fixed via on corner, during assembling, in pcb board insertion at the sinking step of frame shell, passes through screw Pcb board is fixed on middle frame shell through pcb board fixing hole.
Resin glue embedding formula used is epoxy resin 110g, lithopone 110g, absolute alcohol 32g, ethylenediamine 7.5g And pasty state is mixed well into the carbon dust 40g mixing of change color, pour into middle frame shell and all cover the element on pcb board, Naturally dry after embedding.
Module close when, screw through lower end cover plate, the fixed via of middle frame shell, then with upper end cover fixing hole phase Even, it is integrally formed.
Technique effect
A kind of non-brush permanent-magnet DC motor controller module proposed by the present invention has the advantages that：
1. the present invention devises a kind of the lower end cover plate of outer side band vent rib, middle frame shell and upper end cover plate, it is empty to break through structure Between limitation, after closing up, non-brush permanent-magnet DC motor controller module that will be conventional ensure that controller module is tied in topology Independence on structure.
2. the most important characteristic of the present invention is, by way of fin and lead-out terminal and housing four sides radiate, Solves the un-reasonable phenomenon that VMOS manages unidirectional side installation.
3. the present invention is compact-sized, forceful electric power and light current are strictly separated, and vulnerabilities scan signal is drawn by 14 core aviation sockets Go out, the forceful electric power mode of connection then specially devises the novelty that a binding post by flat fin and cylinder is combined into one Structure, so as to easily draw power supply and power control signal, greatly increase non-brush permanent-magnet DC motor controller mould The antijamming capability of block, power device VMOS radiating quality and Control platform are improved, has accomplished that system most saves, entirety is most It is excellent.
Brief description of the drawings
Fig. 1 non-brush permanent-magnet DC motor controller module elevation figures；
Fig. 2 non-brush permanent-magnet DC motor controller modules back side outline drawing；
Fig. 3 non-brush permanent-magnet DC motor controller modules explosive view one；
Fig. 4 non-brush permanent-magnet DC motor controller modules explosive view two；
Fig. 5 PCBs, fin and lead-out terminal and electronic component distribution front view；
Fig. 6 PCBs, fin and lead-out terminal rear side view；
Fig. 7 fin and lead-out terminal outline drawing；
Fig. 8 non-brush permanent-magnet DC motor controller modules explosive view three；
Fig. 9 non-brush permanent-magnet DC motor controller modules explosive view four.
Label declaration：
1 lower end cover plate
11 protrusion step 12 module installation fixing holes
13 rectangular recess
Frame shell in 2
The fixed via of 21 pcb board fixing hole 22
The sinking steps of 23 fixing hole B 24
3 upper end cover plates
The U poles delivery outlet of 31 positive source wire hole 32
The V poles delivery outlet of 33 W poles delivery outlet 34
The centre bore of 35 aviation socket 36
37 upper end cover fixing holes
4 fin and lead-out terminal
The positive source lead-out terminals of 40 fixing hole A 41
The W poles lead-out terminal of 42 U poles lead-out terminal 43
The lead-out terminal of 44 V poles lead-out terminal 45
5 power supplys（GND）Liner
51 power ground connecting holes
6 PCBs
The VMOS of 61 ARM chips 62 is managed
The Switching Power Supply PWM controller of 63 driving chip 64
The Switching Power Supply analog line driver of 65 high frequency transformer 66
67 connection sockets
Embodiment
The present invention is as shown in Figures 1 to 9.Illustrate specific embodiments of the present invention below in conjunction with the accompanying drawings：
A kind of non-brush permanent-magnet DC motor controller module, by lower end cover plate（1）, middle frame shell（2）, upper end cover plate（3）、PCB Circuit board（6）, fin and lead-out terminal（4）Composition, described lower end cover plate（1）, middle frame shell（2）, upper end cover plate（3） For the square of aluminum alloy material, it is characterized by：
Described PCB（6）For square, it is encapsulated in by lower end cover plate（1）, middle frame shell（2）, upper end cover plate（3）Institute In the square case of encirclement, PCB（6）On be welded with ARM chips（61）, VMOS pipe（62）, driving chip（63）, open Powered-down source PWM controller（64）, high frequency transformer（65）, Switching Power Supply analog line driver（66）Element and connection socket（67）, Described PCB（6）On be printed with non-brush permanent-magnet DC motor control circuit and switching power source control circuit；
The core devices of described non-brush permanent-magnet DC motor control circuit are ARM chips（61）, encapsulated using LQPF64, its I/ O pins are respectively with being connected socket（67）And driving chip（63）Input be connected, driving chip（63）Output end and TOP- The VMOS pipes of 220 encapsulation（62）Control terminal be connected, VMOS pipe（62）Radiating surface be close to fin and lead-out terminal（4）Peace Dress；
The core devices of described switching power supply parts are Switching Power Supply PWM controller（64）, its I/O pin and TOP-220 are sealed The Switching Power Supply analog line driver of dress（66）Control pin be connected, Switching Power Supply analog line driver（66）Power input pin with dissipate Backing and lead-out terminal（4）It is connected, Switching Power Supply analog line driver（66）Output pin and high frequency transformer（65）It is connected；
Described non-brush permanent-magnet DC motor controller module employs four block structure identical fin and lead-out terminal（4）, Described fin and lead-out terminal（4）The aluminium casting being combined into one for the lead-out terminal of flat fin and cylinder, dissipates Backing and lead-out terminal（4）On be provided with four fixing hole A（40）, it is with externally threaded lead-out terminal（45）From the top of fin Stretch out, wherein：
The Switching Power Supply analog line driver of four TOP-220 encapsulation shapes（66）It is close to fin and lead-out terminal（4）It is flat Flat part, fin and lead-out terminal are then passed through by screw（4）On fixing hole A（40）, then with middle frame shell（2）On Fixing hole B（23）It is connected, positive source lead-out terminal is formed with externally threaded lead-out terminal（41）；
VMOS is managed（62）One group is in parallel two-by-two, respectively constitutes the upper and lower bridge arm of circuit output, passes through the heat-resisting mica spacer that insulate Share a fin and lead-out terminal（4）, therefore every four VMOS are managed（62）With fin and lead-out terminal（4）Mutually it is connected in one The part risen each forms U poles lead-out terminal（42）, W poles lead-out terminal（43）With V poles lead-out terminal（44）；
Described upper end cover plate（3）On be provided with five holes, be positive source wire hole respectively（31）, U poles delivery outlet（32）, W poles Delivery outlet（33）, V poles delivery outlet（34）And centre bore（36）, described 14 core aviation sockets（35）Installed in centre bore（36） Place；
Described U, V, W three-phase pin definition is, from upper end cover plate（3）U poles delivery outlet（32）Place stretching person is U poles output end Son（42）, from W poles delivery outlet（33）Place stretching person is W poles lead-out terminal（43）, from V poles delivery outlet（34）Place stretching person is V poles Lead-out terminal（44）.
Upper end cover plate（3）Four sideband vent ribs, from upper end cover plate（3）Positive source wire hole（31）Locate stretching person For positive source lead-out terminal（41）, its external battery positive voltage.
Described lower end cover plate（1）On four sideband vent ribs, center have a square protrusion step（11）, it is convex Go out step（11）On be provided with two modules installation fixing holes（12）Rectangular recess together（13）, power supply（GND）Liner（5） In the embedded rectangular recess, described power supply（GND）Liner（5）On be provided with ground wire connecting hole（51）, can be twisted by screw Tightly on the mounting base of metal, the lower end cover plate of described non-brush permanent-magnet DC motor controller module（1）, middle frame shell （2）With upper end cover plate（3）Communicate with power supply；In addition, described non-brush permanent-magnet DC motor controller module installation is fixed When, installation screw may pass through mounting base and module installation fixing hole（12）It is connected.It should be noted that lower end cover plate（1）On Protrude step（11）For module vent rib provide it is hanging after heat extraction passage.
14 core aviation sockets（35）It is upper to define the hall position transducing signal for having five lines, the speed-regulating signal of three lines, two The forward/reverse signal and+5V power supplies line and ground wire of the skidding signal of root line, two lines, these signals difference With being connected socket（67）It is connected.
Described middle frame shell（2）For the aluminium alloy square of outer side band vent rib, madial wall is provided with a sinking platform Rank（24）, pcb board fixing hole is provided with corner（21）And fixed via（22）, during assembling, pcb board（6）Frame shell in insertion（2） Sinking step（24）Place, pcb board fixing hole is passed through by screw（21）By pcb board（6）It is fixed on middle frame shell（2）On.
Resin glue embedding formula used is epoxy resin 110g, lithopone 110g, absolute alcohol 32g, ethylenediamine 7.5g And pasty state is mixed well into the carbon dust 40g mixing of change color, pours into middle frame shell（2）In and by pcb board（6）On element it is whole Covering, naturally dry after embedding.
When module is closed, screw passes through lower end cover plate（1）, middle frame shell（2）Fixed via（22）, then with upper end cover Fixing hole（37）It is connected, is integrally formed.
Non-brush permanent-magnet DC motor controller module of the present invention, it is a kind of permanent-magnet DC brushless of wide-voltage range Electric machine controller, support 60V to 96V control source.Devised in structure a kind of lower end cover plate of outer side band vent rib, in Frame shell and upper end cover plate, break through the limitation of structure space, and after closing up, non-brush permanent-magnet DC motor controller module is protected The independence of controller module is on the topology demonstrate,proved.Its characteristic is, passes through the fin and output terminal structure of uniqueness And the mode of housing four sides radiating, dexterously solve the un-reasonable phenomenon that VMOS manages unidirectional side installation.
The present invention is compact-sized, a by flat fin and the binding post conjunction two of cylinder due to specially devising For one novel structure, so as to easily draw power supply and three phase power control signal, power line and three-phase forceful electric power are by dissipating Backing and lead-out terminal pick out, and ground wire is by power supply（GND）Liner is picked out, and vulnerabilities scan signal is drawn by 14 core aviation sockets Go out, forceful electric power and light current are strictly separated, and are substantially increased the antijamming capability of non-brush permanent-magnet DC motor controller module, are improved Power device VMOS radiating quality, has accomplished that system most saves, total optimization.
Obviously, value on demand is innovated to navigate, and promising and valuable innovation is just meaningful.Described permanent magnetism is straight After flowing brushless motor controller by embedding modularization, so that non-brush permanent-magnet DC motor controller stupidly, greatly, thick shakes body One is turned into a basic parts, the circulation development model shared by module, certainly will will attract large quantities of permanent magnetism The flexibility manufacture in Brush-Less DC motor control field and personalized customization cooperation, market prospects are quite wide.

Claims (7)

  1. A kind of 1. non-brush permanent-magnet DC motor controller module, by lower end cover plate（1）, middle frame shell（2）, upper end cover plate（3）、 PCB（6）, fin and lead-out terminal（4）Composition, described lower end cover plate（1）, middle frame shell（2）, upper end cover plate （3）It is the square of aluminum alloy material, it is characterised in that：
    Described PCB（6）For square, it is encapsulated in by lower end cover plate（1）, middle frame shell（2）, upper end cover plate（3）Institute In the square case of encirclement, PCB（6）On be welded with ARM chips（61）, VMOS pipe（62）, driving chip（63）, open Powered-down source PWM controller（64）, high frequency transformer（65）, Switching Power Supply analog line driver（66）Element and connection socket（67）, Described PCB（6）On be printed with non-brush permanent-magnet DC motor control circuit and switching power source control circuit；
    The core devices of described non-brush permanent-magnet DC motor control circuit are ARM chips（61）, encapsulated using LQPF64, its I/ O pins are respectively with being connected socket（67）And driving chip（63）Input be connected, driving chip（63）Output end and TOP- The VMOS pipes of 220 encapsulation（62）Control terminal be connected, VMOS pipe（62）Radiating surface be close to fin and lead-out terminal（4）Peace Dress；
    The core devices of described switching power supply parts are Switching Power Supply PWM controller（64）, its I/O pin and TOP-220 are sealed The Switching Power Supply analog line driver of dress（66）Control pin be connected, Switching Power Supply analog line driver（66）Power input pin with dissipate Backing and lead-out terminal（4）It is connected, Switching Power Supply analog line driver（66）Output pin and high frequency transformer（65）It is connected；
    Described non-brush permanent-magnet DC motor controller module employs four block structure identical fin and lead-out terminal（4）, Described fin and lead-out terminal（4）The aluminium casting being combined into one for the lead-out terminal of flat fin and cylinder, dissipates Backing and lead-out terminal（4）On be provided with four fixing hole A（40）, it is with externally threaded lead-out terminal（45）From the top of fin Stretch out, wherein：
    The Switching Power Supply analog line driver of four TOP-220 encapsulation shapes（66）It is close to fin and lead-out terminal（4）It is flat Flat part, fin and lead-out terminal are then passed through by screw（4）On fixing hole A（40）, then with middle frame shell（2）On Fixing hole B（23）It is connected, positive source lead-out terminal is formed with externally threaded lead-out terminal（41）；
    VMOS is managed（62）One group is in parallel two-by-two, respectively constitutes the upper and lower bridge arm of circuit output, passes through the heat-resisting mica spacer that insulate Share a fin and lead-out terminal（4）, therefore every four VMOS are managed（62）With fin and lead-out terminal（4）Mutually it is connected in one The part risen each forms U poles lead-out terminal（42）, W poles lead-out terminal（43）With V poles lead-out terminal（44）；
    Described upper end cover plate（3）On be provided with five holes, be positive source wire hole respectively（31）, U poles delivery outlet（32）, W poles Delivery outlet（33）, V poles delivery outlet（34）And centre bore（36）, described 14 core aviation sockets（35）Installed in centre bore（36） Place；
    Described U, V, W three-phase pin definition is, from upper end cover plate（3）U poles delivery outlet（32）Place stretching person is U poles output end Son（42）, from W poles delivery outlet（33）Place stretching person is W poles lead-out terminal（43）, from V poles delivery outlet（34）Place stretching person is V poles Lead-out terminal（44）.
  2. A kind of 2. non-brush permanent-magnet DC motor controller module according to claim 1, it is characterised in that：Upper end cover plate （3）Four sideband vent ribs, from upper end cover plate（3）Positive source wire hole（31）Place stretching person is positive source output end Son（41）, its external battery positive voltage.
  3. A kind of 3. non-brush permanent-magnet DC motor controller module according to claim 1, it is characterised in that：Described lower end Cover plate（1）On four sideband vent ribs, center have a square protrusion step（11）, protrude step（11）On be provided with two Individual module installs fixing hole（12）Rectangular recess together（13）, power supply（GND）Liner（5）The embedded rectangular recess In, described power supply（GND）Liner（5）On be provided with ground wire connecting hole（51）, the installation bottom of metal can be tightened in by screw On plate, the lower end cover plate of described non-brush permanent-magnet DC motor controller module（1）, middle frame shell（2）With upper end cover plate（3） Communicate with power supply.
  4. A kind of 4. non-brush permanent-magnet DC motor controller module according to claim 1, it is characterised in that：14 core aviations are inserted Seat（35）It is upper define the hall position transducing signal for having five lines, the speed-regulating signal of three lines, two lines skidding signal, The forward/reverse signal and+5V power supplies line and ground wire of two lines, these signals are respectively with being connected socket（67）It is connected.
  5. A kind of 5. non-brush permanent-magnet DC motor controller module according to claim 1, it is characterised in that：Described center Housing（2）For the aluminium alloy square of outer side band vent rib, madial wall is provided with a sinking step（24）, it is provided with corner Pcb board fixing hole（21）And fixed via（22）, during assembling, pcb board（6）Frame shell in insertion（2）Sinking step（24）Place, Pcb board fixing hole is passed through by screw（21）By pcb board（6）It is fixed on middle frame shell（2）On.
  6. A kind of 6. non-brush permanent-magnet DC motor controller module according to claim 1 or 5, it is characterised in that：Used Resin glue embedding formula is epoxy resin 110g, lithopone 110g, absolute alcohol 32g, ethylenediamine 7.5g and changes color Pasty state is mixed well into carbon dust 40g mixing, pours into middle frame shell（2）In and by pcb board（6）On element all cover, after embedding from So dry.
  7. A kind of 7. non-brush permanent-magnet DC motor controller module according to claim 1, it is characterised in that：Module is closed When, screw passes through lower end cover plate（1）, middle frame shell（2）Fixed via（22）, then with upper end cover fixing hole（37）It is connected, Merge into a single whole.
CN201710715836.3A 2017-08-20 2017-08-20 A kind of non-brush permanent-magnet DC motor controller module Active CN107493043B (en)

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Application Number Priority Date Filing Date Title
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201846294U (en) * 2010-11-11 2011-05-25 彭希南 Control assembly of permanent magnet brushless direct current motor
US20120181964A1 (en) * 2009-09-08 2012-07-19 Ron Flanary Method of Controlling a Motor
CN203086403U (en) * 2012-12-13 2013-07-24 中国人民解放军军事交通学院 Separately excited motor controller for storage battery vehicle
CN106230342A (en) * 2016-07-22 2016-12-14 北京精密机电控制设备研究所 A kind of novel universal controls drive circuit board and drives controller
CN106301103A (en) * 2016-09-15 2017-01-04 彭希南 Magnet brushless controller

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120181964A1 (en) * 2009-09-08 2012-07-19 Ron Flanary Method of Controlling a Motor
CN201846294U (en) * 2010-11-11 2011-05-25 彭希南 Control assembly of permanent magnet brushless direct current motor
CN203086403U (en) * 2012-12-13 2013-07-24 中国人民解放军军事交通学院 Separately excited motor controller for storage battery vehicle
CN106230342A (en) * 2016-07-22 2016-12-14 北京精密机电控制设备研究所 A kind of novel universal controls drive circuit board and drives controller
CN106301103A (en) * 2016-09-15 2017-01-04 彭希南 Magnet brushless controller

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