CN204349849U - A kind of bidirectional, dc electric machine control system based on DSP - Google Patents
A kind of bidirectional, dc electric machine control system based on DSP Download PDFInfo
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- CN204349849U CN204349849U CN201520049461.8U CN201520049461U CN204349849U CN 204349849 U CN204349849 U CN 204349849U CN 201520049461 U CN201520049461 U CN 201520049461U CN 204349849 U CN204349849 U CN 204349849U
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Abstract
The utility model discloses a kind of bidirectional, dc electric machine control system based on DSP, comprise drive circuit, position monitoring circuit, current rectifying and wave filtering circuit, testing circuit, cut-offing alarming circuit and DSP processing center.The utility model control system selects TMS320C1X digital signal processor as main control unit, can independently effectively process through row multi-group data, and it is little to have volume, speed is fast, the advantage of strong interference immunity, Operation system setting cut-offing alarming circuit, once occur that power-off causes motor stalling, warning circuit can remind user to take relative measure in time, add the function of control system, therefore, make native system have integrated level high, be quick on the draw, control precisely and the advantage of power alarm.
Description
Technical field
The utility model relates to a kind of electric machine control system, specifically a kind ofly to control precisely, the bidirectional, dc electric machine control system based on DSP of diverse in function.
Background technology
Along with the continuous renewal of modernization science and technology, various novel mechanized equipment emerges in an endless stream, and most of plant equipment all be unable to do without motor, wherein, the aspects such as bidirectional, dc motor has speed governing convenient (can stepless speed regulation), speed-regulating range width, low-speed performance good (detent torque is large, starting current is little), runs balance, noise is low, efficiency is high.Current direct current machine has been widely used in the variable speed drives of the Feed servo system of Digit Control Machine Tool, the servo-drive of robot and household electrical appliance of new generation.Most of DC motor control system is that circuit structure is complicated in the market, and poor stability, control effects is undesirable, and if run into line fault to cause motor power-off stall, cannot take measures on customs clearance in time, may cause larger economic loss.
Utility model content
The purpose of this utility model is that providing a kind of controls the bidirectional, dc electric machine control system based on DSP that is accurate, diverse in function, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of bidirectional, dc electric machine control system based on DSP, comprise drive circuit, position monitoring circuit, current rectifying and wave filtering circuit, testing circuit, cut-offing alarming circuit and DSP processing center, the input of current rectifying and wave filtering circuit connects AC power, the output of current rectifying and wave filtering circuit connects alternating current machine, testing circuit comprises current detection circuit and voltage detecting circuit, wherein voltage detecting circuit connects the input of current rectifying and wave filtering circuit, current detection circuit connects the input of direct current machine, the output of testing circuit connects DSP processing center, AC power also connects cut-offing alarming circuit, DSP processing center also connects drive circuit, drive circuit also connects bidirectional, dc motor, bidirectional, dc motor is link position observation circuit also, position detecting circuit also connects DSP processing center,
Described drive circuit comprises chip IC 1, chip IC 2 and electric capacity C1, be connected the signal output part IN of DSP control centre after 1 pin of chip IC 1 is connected with 2 pins, 3 pins of chip IC 1 connect 1 pin of chip IC 2, 2 pins of chip IC 2, resistance R2, resistance R3, the positive pole of diode D1, the negative pole of diode D2, the emitter of triode VT1, the collector electrode of triode VT2 and bidirectional, dc motor M, 3 pin contact resistance R6 of chip IC 2, resistance R7, the positive pole of diode D3, the negative pole of diode D4, the emitter of triode VT3, the collector electrode of triode VT4 and the other end of bidirectional, dc motor M, the other end contact resistance R1 of resistance R2 and the base stage of triode VT1, the other end contact resistance R4 of resistance R3 and the base stage of triode VT2, the other end contact resistance R5 of resistance R6 and the base stage of triode VT3, the other end contact resistance R8 of resistance R7 and the base stage of triode VT4, the other end of the other end contact resistance R5 of resistance R1, electric capacity C1, the negative pole of diode D1, the negative pole of diode D3, the collector electrode of triode VT1, the collector electrode of triode VT3 and power supply U1, the other end ground connection of electric capacity C1, the other end of the other end contact resistance R8 of resistance R4, the positive pole of diode D2, the positive pole of diode D4, the collector electrode of triode VT1 and the collector electrode of triode VT4 ground connection.
Described cut-offing alarming circuit comprises diode D5, triode VT5, triode VT6, unidirectional thyristor RT and loudspeaker B, the negative pole of diode D5 connects AC power, the positive pole of diode D5 connects the positive pole of DC power supply E1, resistance R9, the emitter of resistance R10 and triode VT5, the negative pole of DC power supply E1 connects the other end of AC power and the negative electrode of unidirectional thyristor RT, the other end of resistance R9 connects the control pole of unidirectional thyristor RT, the anode of unidirectional thyristor RT connects loudspeaker B, the other end of loudspeaker B connects electric capacity C2, electric capacity C3, the emitter of triode VT5 and the emitter of triode VT6, the base stage of triode VT5 connects the other end of electric capacity C2 and the collector electrode of triode VT6, the base stage contact resistance R10 of triode VT6, the stiff end of potentiometer RP1 and the sliding end of potentiometer RP1, another stiff end of potentiometer RP1 connects the other end of electric capacity C3.
As preferred version of the present utility model: the main core component of described DSP control centre is TMS320C1X digital signal processor.
As preferred version of the present utility model: described chip IC 1 and chip IC 2 are 74LS00 type two input nand gate chip.
As preferred version of the present utility model: described power supply U1 is 12V direct current, described power supply E1 is 5V dry cell.
Compared with prior art, the beneficial effects of the utility model are: control system selects TMS320C1X digital signal processor as main control unit, its inner integrated quick RAM, can independently effectively process through row multi-group data, and it is little to have volume, speed is fast, the advantage of strong interference immunity, Operation system setting cut-offing alarming circuit, once occur that power-off causes motor stalling, warning circuit can remind user to take relative measure in time, add the function of control system, therefore, native system is made to have integrated level high, be quick on the draw, control advantage that is accurate and power alarm.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the bidirectional, dc electric machine control system based on DSP;
Fig. 2 is the circuit diagram of drive circuit;
Fig. 3 is the circuit diagram of cut-offing alarming circuit.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 ~ 3, a kind of bidirectional, dc electric machine control system based on DSP, comprise drive circuit, position monitoring circuit, current rectifying and wave filtering circuit, testing circuit, cut-offing alarming circuit and DSP processing center, the input of current rectifying and wave filtering circuit connects AC power, the output of current rectifying and wave filtering circuit connects alternating current machine, testing circuit comprises current detection circuit and voltage detecting circuit, wherein voltage detecting circuit connects the input of current rectifying and wave filtering circuit, current detection circuit connects the input of direct current machine, the output of testing circuit connects DSP processing center, AC power also connects cut-offing alarming circuit, DSP processing center also connects drive circuit, drive circuit also connects bidirectional, dc motor, bidirectional, dc motor is link position observation circuit also, position detecting circuit also connects DSP processing center,
Described drive circuit comprises chip IC 1, chip IC 2 and electric capacity C1, be connected the signal output part IN of DSP control centre after 1 pin of chip IC 1 is connected with 2 pins, 3 pins of chip IC 1 connect 1 pin of chip IC 2, 2 pins of chip IC 2, resistance R2, resistance R3, the positive pole of diode D1, the negative pole of diode D2, the emitter of triode VT1, the collector electrode of triode VT2 and bidirectional, dc motor M, 3 pin contact resistance R6 of chip IC 2, resistance R7, the positive pole of diode D3, the negative pole of diode D4, the emitter of triode VT3, the collector electrode of triode VT4 and the other end of bidirectional, dc motor M, the other end contact resistance R1 of resistance R2 and the base stage of triode VT1, the other end contact resistance R4 of resistance R3 and the base stage of triode VT2, the other end contact resistance R5 of resistance R6 and the base stage of triode VT3, the other end contact resistance R8 of resistance R7 and the base stage of triode VT4, the other end of the other end contact resistance R5 of resistance R1, electric capacity C1, the negative pole of diode D1, the negative pole of diode D3, the collector electrode of triode VT1, the collector electrode of triode VT3 and power supply U1, the other end ground connection of electric capacity C1, the other end of the other end contact resistance R8 of resistance R4, the positive pole of diode D2, the positive pole of diode D4, the collector electrode of triode VT1 and the collector electrode of triode VT4 ground connection.
Described cut-offing alarming circuit comprises diode D5, triode VT5, triode VT6, unidirectional thyristor RT and loudspeaker B, the negative pole of diode D5 connects AC power, the positive pole of diode D5 connects the positive pole of DC power supply E1, resistance R9, the emitter of resistance R10 and triode VT5, the negative pole of DC power supply E1 connects the other end of AC power and the negative electrode of unidirectional thyristor RT, the other end of resistance R9 connects the control pole of unidirectional thyristor RT, the anode of unidirectional thyristor RT connects loudspeaker B, the other end of loudspeaker B connects electric capacity C2, electric capacity C3, the emitter of triode VT5 and the emitter of triode VT6, the base stage of triode VT5 connects the other end of electric capacity C2 and the collector electrode of triode VT6, the base stage contact resistance R10 of triode VT6, the stiff end of potentiometer RP1 and the sliding end of potentiometer RP1, another stiff end of potentiometer RP1 connects the other end of electric capacity C3.
The main core component of DSP control centre is TMS320C1X digital signal processor.
Chip IC 1 and chip IC 2 are 74LS00 type two input nand gate chip.
Power supply U1 is 12V direct current, and described power supply E1 is 5V dry cell.
Operation principle of the present utility model is: current rectifying and wave filtering circuit converts the alternating voltage that wadding is random to galvanic current and supplies two-way tributary motor, voltage detecting circuit, current detection circuit and position detecting circuit are by the electric current of two-way tributary motor main circuit, voltage and motor steering information carry out sampling processing, and be transferred to TMS320C1X digital signal processor, TMS320C1X digital signal processor uses its inner integrated decoder and encoder encode to input signal and send control command, NAND gate IC1 in drive circuit receives the signal from TMS320C1X, when the input of TMS320C1X is high level, the output output low level of NAND gate IC1, therefore NAND gate IC2 output is high level signal, then triode VT2 and triode VT4 conducting, triode VT1 and triode VT3 ends, motor reversal, when the input of TMS320C1X is low level, the output of NAND gate IC1 exports high level, therefore NAND gate IC2 output is low level signal, then triode VT1 and triode VT3 conducting, triode VT2 and triode VT4 ends, motor reversal, diode D1-D4 in circuit is voltage stabilizing didoe.When system normal power supply; unidirectional thyristor RT in power-off protecting circuit is in backward stop state; therefore loudspeaker B does not work; when there is power-off in system; the gate pole of unidirectional thyristor RT has electric current to pass through; unidirectional thyristor RT conducting, loudspeaker B sends loud chimes of doom, reminds user to adopt an effective measure in time.
Claims (4)
1., based on a bidirectional, dc electric machine control system of DSP, comprise drive circuit, position monitoring circuit, current rectifying and wave filtering circuit, testing circuit, cut-offing alarming circuit and DSP processing center, it is characterized in that, the input of described current rectifying and wave filtering circuit connects AC power, the output of current rectifying and wave filtering circuit connects alternating current machine, described testing circuit comprises current detection circuit and voltage detecting circuit, wherein voltage detecting circuit connects the input of current rectifying and wave filtering circuit, current detection circuit connects the input of direct current machine, the output of testing circuit connects DSP processing center, AC power also connects cut-offing alarming circuit, DSP processing center also connects drive circuit, drive circuit also connects bidirectional, dc motor, bidirectional, dc motor is link position observation circuit also, position detecting circuit also connects DSP processing center,
Described drive circuit comprises chip IC 1, chip IC 2 and electric capacity C1, be connected the signal output part IN of DSP control centre after 1 pin of chip IC 1 is connected with 2 pins, 3 pins of chip IC 1 connect 1 pin of chip IC 2, 2 pins of chip IC 2, resistance R2, resistance R3, the positive pole of diode D1, the negative pole of diode D2, the emitter of triode VT1, the collector electrode of triode VT2 and bidirectional, dc motor M, 3 pin contact resistance R6 of chip IC 2, resistance R7, the positive pole of diode D3, the negative pole of diode D4, the emitter of triode VT3, the collector electrode of triode VT4 and the other end of bidirectional, dc motor M, the other end contact resistance R1 of resistance R2 and the base stage of triode VT1, the other end contact resistance R4 of resistance R3 and the base stage of triode VT2, the other end contact resistance R5 of resistance R6 and the base stage of triode VT3, the other end contact resistance R8 of resistance R7 and the base stage of triode VT4, the other end of the other end contact resistance R5 of resistance R1, electric capacity C1, the negative pole of diode D1, the negative pole of diode D3, the collector electrode of triode VT1, the collector electrode of triode VT3 and power supply U1, the other end ground connection of electric capacity C1, the other end of the other end contact resistance R8 of resistance R4, the positive pole of diode D2, the positive pole of diode D4, the collector electrode of triode VT1 and the collector electrode of triode VT4 ground connection,
Described cut-offing alarming circuit comprises diode D5, triode VT5, triode VT6, unidirectional thyristor RT and loudspeaker B, the negative pole of diode D5 connects AC power, the positive pole of diode D5 connects the positive pole of DC power supply E1, resistance R9, the emitter of resistance R10 and triode VT5, the negative pole of DC power supply E1 connects the other end of AC power and the negative electrode of unidirectional thyristor RT, the other end of resistance R9 connects the control pole of unidirectional thyristor RT, the anode of unidirectional thyristor RT connects loudspeaker B, the other end of loudspeaker B connects electric capacity C2, electric capacity C3, the emitter of triode VT5 and the emitter of triode VT6, the base stage of triode VT5 connects the other end of electric capacity C2 and the collector electrode of triode VT6, the base stage contact resistance R10 of triode VT6, the stiff end of potentiometer RP1 and the sliding end of potentiometer RP1, another stiff end of potentiometer RP1 connects the other end of electric capacity C3.
2. a kind of bidirectional, dc electric machine control system based on DSP according to claim 1, is characterized in that, the main core component of described DSP control centre is TMS320C1X digital signal processor.
3. a kind of bidirectional, dc electric machine control system based on DSP according to claim 1, is characterized in that, described chip IC 1 and chip IC 2 are 74LS00 type two input nand gate chip.
4. a kind of bidirectional, dc electric machine control system based on DSP according to claim 1, it is characterized in that, described power supply U1 is 12V direct current, and described power supply E1 is 5V dry cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520049461.8U CN204349849U (en) | 2015-01-12 | 2015-01-12 | A kind of bidirectional, dc electric machine control system based on DSP |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520049461.8U CN204349849U (en) | 2015-01-12 | 2015-01-12 | A kind of bidirectional, dc electric machine control system based on DSP |
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| CN204349849U true CN204349849U (en) | 2015-05-20 |
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| CN201520049461.8U Expired - Fee Related CN204349849U (en) | 2015-01-12 | 2015-01-12 | A kind of bidirectional, dc electric machine control system based on DSP |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106487292A (en) * | 2016-11-20 | 2017-03-08 | 广西大学 | A kind of direct current generator Bidirectional intelligent control system |
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- 2015-01-12 CN CN201520049461.8U patent/CN204349849U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106487292A (en) * | 2016-11-20 | 2017-03-08 | 广西大学 | A kind of direct current generator Bidirectional intelligent control system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150520 Termination date: 20160112 |