CN107493020A - A kind of robot power supply control system - Google Patents
A kind of robot power supply control system Download PDFInfo
- Publication number
- CN107493020A CN107493020A CN201710988216.7A CN201710988216A CN107493020A CN 107493020 A CN107493020 A CN 107493020A CN 201710988216 A CN201710988216 A CN 201710988216A CN 107493020 A CN107493020 A CN 107493020A
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- Prior art keywords
- electric capacity
- inductance
- power supply
- resistance
- module
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/40—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc
- H02M5/42—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters
- H02M5/44—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac
- H02M5/453—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal
- H02M5/458—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
Abstract
The invention discloses a kind of robot power supply control system, including input filter unit, rectification unit, inverter bridge, drive circuit, transformer T, dsp controller, interface module, touch-screen and voltage sample module, the dsp controller connects drive circuit respectively, interface module, temperature sampling circuit, current sampling circuit and voltage sample module, described input filter unit one end connects 220V alternating currents, input filter unit is also connected with rectification unit, rectification unit is also connected with inverter bridge, inverter bridge is also respectively connected with the drive circuit other end and transformer T, transformer T is also connected with exporting filter unit, output filter unit is also respectively connected with output end, the temperature sampling circuit other end, the current sampling circuit other end and the voltage sample module other end.The present invention selects master controllers of the digital signal processor TMS320F2812 as power supply, devises a kind of simple in construction, convenient control system of extension, realizes being precisely controlled for inverter.
Description
Technical field
The present invention relates to a kind of power control system, specifically a kind of robot power supply control system.
Background technology
With the development of social productive forces and the progress of multi-media processing technology, requirement of the people to robot function is got over
Come higher.The use of robot be unable to do without electric power system.The part that inverter belongs in electric power system, as inverter
Core, the control system of inverter plays extremely critical effect to improving power source performance.The controller experience of inverter
Development from analog controller to digitial controller, digitial controller have control accuracy compared with analog controller
The advantages that high, parameter adjustment is conveniently, change control strategy is flexible.Especially as the appearance of control special DSP so that inverter
Control technology develop towards total digitalization, intelligent and networking direction.
The content of the invention
It is an object of the invention to provide a kind of robot power supply control system, to solve what is proposed in above-mentioned background technology
Problem.
To achieve the above object, the present invention provides following technical scheme：
A kind of robot power supply control system, including input filter unit, rectification unit, inverter bridge, drive circuit, transformer T,
Dsp controller, interface module, touch-screen and voltage sample module, the dsp controller connect drive circuit, interface mould respectively
Block, temperature sampling circuit, current sampling circuit and voltage sample module, input filter unit one end connection 220V exchanges
Electricity, input filter unit are also connected with rectification unit, and rectification unit is also connected with inverter bridge, and it is another that inverter bridge is also respectively connected with drive circuit
One end and transformer T, transformer T are also connected with exporting filter unit, and output filter unit is also respectively connected with output end, temperature sampling
The circuit other end, the current sampling circuit other end and the voltage sample module other end；It is humorous that the output filter unit includes series connection
Shake bandreject filtering module, amplification module, high pass module and low-pass module, it is characterised in that series resonance bandreject filtering module bag
Inductance L3, inductance L6, electric capacity C3 and electric capacity C10 are included, amplification module includes resistance R3, resistance R4, triode VD and electric capacity C11,
High pass module includes electric capacity C1, inductance L1 and varactor D1, and low-pass module includes electric capacity C2, inductance L2 and varactor
D2；The electric capacity C1 connects inductance L1, grounded inductor L4 and electric capacity C2 respectively, and the inductance L1 other ends connect electric capacity C5 and electricity respectively
Hold C6, it is another that the electric capacity C5 other ends connect the electric capacity C6 other ends, resistance R1 and ground connection varactor D1 negative poles, resistance R1 respectively
End connects ground capacity C11, ground capacity C12, resistance R2 and VT, the resistance R2 other ends and connects electric capacity respectively respectively
C7, electric capacity C8 and ground connection varactor D2 negative poles, the electric capacity C7 other ends connect the electric capacity C8 other ends and inductance L2, inductance respectively
The L2 other ends connect the electric capacity C2 other ends, grounded inductor L5 and electric capacity C3 respectively, the electric capacity C3 other ends connect respectively electric capacity C10,
Inductance L6 and inductance L3, inductance the L3 other end connect ground capacity C9, and it is another that the electric capacity C10 other ends connect inductance L6 respectively
End and electric capacity C4, electric capacity C4 other ends connection electric capacity C11, the electric capacity C11 other ends connect resistance R3 and triode VD base stages respectively,
Triode VD colelctor electrodes connect resistance R4 and electric capacity C12, resistance R4 other ends connection power supply U2 positive poles, power supply U2 negative poles point respectively
Power supply U1 negative poles and triode VD emitter stages and it Lian Jie not be grounded, the electric capacity C12 other ends connect output end, the electric capacity C1
The other end connects input.
As the further scheme of the present invention：The dsp controller uses TMS320F2812.
As the further scheme of the present invention：The capister D1, capister D2 series capacitances are to drop
Low tuning sensitivity, to reduce influence of the voltage pulsation to bandpass characteristics, two electric capacity of the electric capacity connected with varactor
Parallel connection is to adjust the shape of band logical for convenience, with the amount of redundancy of increase debugging.
As the further scheme of the present invention：The VT is filtered with monolithic processor controlled a string of pwm pulses
The fine voltage that wave circuit is formed is sent into VT terminal.
As further scheme of the invention：The triode VD is NPN triode.
Compared with prior art, the beneficial effects of the invention are as follows：Robot power supply control system of the present invention, believed from numeral
Number master controllers of the processor TMS320F2812 as power supply, a kind of simple in construction, convenient control system of extension is devised,
Realize being precisely controlled for inverter.
Brief description of the drawings
Fig. 1 is the schematic block circuit diagram of robot power supply control system；
Fig. 2 is the circuit diagram of voltage sample module in robot power supply control system.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Referring to Fig. 1, in the embodiment of the present invention, a kind of robot power supply control system, including input filter unit, rectification
Unit, inverter bridge, drive circuit, transformer T, dsp controller, interface module, touch-screen and voltage sample module, the DSP
Controller connects drive circuit, interface module, temperature sampling circuit, current sampling circuit and voltage sample module respectively, described
Input filter unit one end connects 220V alternating currents, and input filter unit is also connected with rectification unit, and rectification unit is also connected with inversion
Bridge, inverter bridge are also respectively connected with the drive circuit other end and transformer T, and transformer T is also connected with exporting filter unit, output filtering
It is another that unit is also respectively connected with output end, the temperature sampling circuit other end, the current sampling circuit other end and voltage sample module
End；The output filter unit includes series resonance bandreject filtering module, amplification module, high pass module and low-pass module, and it is special
Sign is that series resonance bandreject filtering module includes inductance L3, inductance L6, electric capacity C3 and electric capacity C10, and amplification module includes resistance
R3, resistance R4, triode VD and electric capacity C11, high pass module include electric capacity C1, inductance L1 and varactor D1, low-pass module
Including electric capacity C2, inductance L2 and varactor D2；The electric capacity C1 connects inductance L1, grounded inductor L4 and electric capacity C2 respectively,
The inductance L1 other ends connect electric capacity C5 and electric capacity C6 respectively, the electric capacity C5 other ends connect respectively the electric capacity C6 other ends, resistance R1 and
Varactor D1 negative poles are grounded, the resistance R1 other ends connect ground capacity C11, ground capacity C12, resistance R2 and tuning respectively
Voltage, the resistance R2 other ends connect electric capacity C7, electric capacity C8 and ground connection varactor D2 negative poles, electric capacity C7 other ends difference respectively
The connection electric capacity C8 other ends and inductance L2, inductance the L2 other end connect the electric capacity C2 other ends, grounded inductor L5 and electric capacity C3 respectively,
The electric capacity C3 other ends connect electric capacity C10, inductance L6 and inductance L3, inductance L3 other ends connection ground capacity C9, the electricity respectively
Hold the C10 other ends and connect the inductance L6 other ends and electric capacity C4, electric capacity C4 other ends connection electric capacity C11, the electric capacity C11 other ends respectively
Connect resistance R3 respectively and triode VD base stages, triode VD colelctor electrodes connect resistance R4 and electric capacity C12 respectively, resistance R4 is another
End connection power supply U2 positive poles, power supply U2 negative poles connect power supply U1 negative poles and triode VD emitter stages and are grounded, the electric capacity respectively
The C12 other ends connect output end, and the electric capacity C1 other ends connect input.The dsp controller uses TMS320F2812.
The capister D1, capister D2 series capacitances are in order to reduce tuning sensitivity, to reduce voltage pulsation to band
The influence of logical characteristic, the electric capacity connected with varactor are to adjust the shape of band logical for convenience with two electric capacity parallel connections, with
Increase the amount of redundancy of debugging.The VT is with monolithic processor controlled a string of pwm pulses essence that circuit is formed after filtering
Thin voltage is sent into VT terminal.The triode VD is NPN triode.
The present invention operation principle be：Referring to Fig. 1, main circuit uses AC-DC-AC structure, including rectification unit, input
Filter unit, inverter bridge, transformer T and output filter unit, hand over-straight partly by 50Hz 220V electric mains through input filter
It is changed into steady direct current after unit, rectification unit, inverter bridge selects IGBT as switching device, higher using IGBT switching frequencies
Advantage, dsp controller are controlled using sinusoidal pulse width modulation mode to inverter, are that pulsewidth modulation is defeated by steady DC converting
The exchange gone out, output SPWM wave amplitudes are constant, and width is changed by sinusoidal rule, the alternating current that inverter bridge exports through transformer T and
After exporting filtering unit filters, pure sine wave alternating current is obtained.
Referring to Fig. 2, the band-pass form that series resonance bandreject filtering module increases pass filtering module is for band on the right
Steeper bandpass characteristics is obtained, to obtain larger Out-of-band rejection, so as to improve antijamming capability；Transfiguration triode series capacitance
It is in order to reduce tuning sensitivity, to reduce influence of the voltage pulsation to bandpass characteristics；The electric capacity connected with transfiguration triode is used
Two electric capacity parallel connections are to adjust the shape of band logical for convenience, with the amount of redundancy of increase debugging；Series resonance bandstop filter is
In order to suppress image frequency interference, because some image frequency points of VHF frequency ranges just fall in antenna low-pass filter circuit and with resistance
The intermediate zone of filter circuit（The position of border picture frequency rate is relevant with the size of the first IF-FRE）, depend merely on low-pass filter circuit suppression
It is not enough to the degree of suppression to image frequency for reaching requirement；Filter circuit increase amplification module is to decay after filtering
Signal amplification, filter circuit increase one-level to ground series resonance bandreject filtering module be in order to increase band logical the right band suppression
System.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (5)
1. a kind of robot power supply control system, including input filter unit, rectification unit, inverter bridge, drive circuit, transformer
T, dsp controller, interface module, touch-screen and voltage sample module, it is characterised in that the dsp controller connects drive respectively
Dynamic circuit, interface module, temperature sampling circuit, current sampling circuit and voltage sample module, described input filter unit one end
220V alternating currents are connected, input filter unit is also connected with rectification unit, and rectification unit is also connected with inverter bridge, and inverter bridge also connects respectively
The drive circuit other end and transformer T are connect, transformer T is also connected with exporting filter unit, and output filter unit is also respectively connected with defeated
Go out end, the temperature sampling circuit other end, the current sampling circuit other end and the voltage sample module other end；The output filtering is single
Member includes series resonance bandreject filtering module, amplification module, high pass module and low-pass module, it is characterised in that series resonance band
Resistance filtration module includes inductance L3, inductance L6, electric capacity C3 and electric capacity C10, and amplification module includes resistance R3, resistance R4, triode
VD and electric capacity C11, high pass module include electric capacity C1, inductance L1 and varactor D1, and low-pass module includes electric capacity C2, inductance L2
With varactor D2；The electric capacity C1 connects inductance L1, grounded inductor L4 and electric capacity C2 respectively, and the inductance L1 other ends connect respectively
Electric capacity C5 and electric capacity C6 are met, the electric capacity C5 other ends connect the electric capacity C6 other ends, resistance R1 and ground connection varactor D1 and born respectively
Pole, the resistance R1 other ends connect ground capacity C11, ground capacity C12, resistance R2 and VT, the resistance R2 other ends respectively
Electric capacity C7, electric capacity C8 and ground connection varactor D2 negative poles are connected respectively, and the electric capacity C7 other ends connect the electric capacity C8 other ends respectively
With inductance L2, the inductance L2 other ends connect the electric capacity C2 other ends, grounded inductor L5 and electric capacity C3, electric capacity C3 other ends difference respectively
Electric capacity C10, inductance L6 and inductance L3, inductance the L3 other end connection ground capacity C9 are connected, the electric capacity C10 other ends connect respectively
Connect the inductance L6 other ends and electric capacity C4, electric capacity C4 other ends connection electric capacity C11, the electric capacity C11 other ends connect respectively resistance R3 and
Triode VD base stages, triode VD colelctor electrodes connect resistance R4 and electric capacity C12 respectively, and resistance R4 other ends connection power supply U2 is just
Pole, power supply U2 negative poles connect power supply U1 negative poles and triode VD emitter stages and are grounded respectively, and the electric capacity C12 other ends connection is defeated
Go out end, the electric capacity C1 other ends connect input.
2. robot power supply control system according to claim 1, it is characterised in that the dsp controller uses
TMS320F2812。
3. robot power supply control system according to claim 1, it is characterised in that the capister D1, transfiguration
Diode D2 series capacitances are in order to reduce tuning sensitivity, to reduce influence of the voltage pulsation to bandpass characteristics, with transfiguration two
The electric capacity of pole pipe series connection is to adjust the shape of band logical for convenience with two electric capacity parallel connections, with the amount of redundancy of increase debugging.
4. robot power supply control system according to claim 1, it is characterised in that the VT is to use single-chip microcomputer
A string of pwm pulses of control fine voltage that circuit is formed after filtering is sent into VT terminal.
5. robot power supply control system according to claim 1, it is characterised in that the triode VD is the poles of NPN tri-
Pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710988216.7A CN107493020A (en) | 2017-10-21 | 2017-10-21 | A kind of robot power supply control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710988216.7A CN107493020A (en) | 2017-10-21 | 2017-10-21 | A kind of robot power supply control system |
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| Publication Number | Publication Date |
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| CN107493020A true CN107493020A (en) | 2017-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710988216.7A Pending CN107493020A (en) | 2017-10-21 | 2017-10-21 | A kind of robot power supply control system |
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| Country | Link |
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| CN (1) | CN107493020A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4859921A (en) * | 1988-03-10 | 1989-08-22 | General Electric Company | Electronic control circuits, electronically commutated motor systems, switching regulator power supplies, and methods |
| CN105262062A (en) * | 2015-09-25 | 2016-01-20 | 陈薇 | Power switch cabinet protection system |
| CN205142017U (en) * | 2015-11-17 | 2016-04-06 | 上海宝准电源科技有限公司 | Invertion power supply control system based on DSP |
-
2017
- 2017-10-21 CN CN201710988216.7A patent/CN107493020A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4859921A (en) * | 1988-03-10 | 1989-08-22 | General Electric Company | Electronic control circuits, electronically commutated motor systems, switching regulator power supplies, and methods |
| CN105262062A (en) * | 2015-09-25 | 2016-01-20 | 陈薇 | Power switch cabinet protection system |
| CN205142017U (en) * | 2015-11-17 | 2016-04-06 | 上海宝准电源科技有限公司 | Invertion power supply control system based on DSP |
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Application publication date: 20171219 |
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