CN106160502A - Pulsewidth modulation exchange cut control regulator and consisting of compensation regulator - Google Patents
Pulsewidth modulation exchange cut control regulator and consisting of compensation regulator Download PDFInfo
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- CN106160502A CN106160502A CN201610658342.1A CN201610658342A CN106160502A CN 106160502 A CN106160502 A CN 106160502A CN 201610658342 A CN201610658342 A CN 201610658342A CN 106160502 A CN106160502 A CN 106160502A
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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
- H02M5/02—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 without intermediate conversion into dc
- H02M5/04—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 without intermediate conversion into dc by static converters
- H02M5/22—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 without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M5/275—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 without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M5/293—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 without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
-
- 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
- H02M5/02—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 without intermediate conversion into dc
- H02M5/04—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 without intermediate conversion into dc by static converters
- H02M5/22—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 without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M5/275—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 without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M5/293—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 without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M5/2932—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 without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage, current or power
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Abstract
The present invention relates to pulsewidth modulation exchange and cut control regulator, this device is made up of transformator TT, control circuit of chopping and filter circuit, and described control circuit of chopping includes cutting control switch K1With continued flow switch K2, described filter circuit includes that reactor L and capacitor C, the primary side winding of described transformator TT meet input voltage Uin, the two ends of the vice-side winding of described transformator TT connect respectively cuts control switch K1With continued flow switch K2One end, cut control switch K1With continued flow switch K2The other end be connected and be followed by one end of reactor L, the other end of reactor L is connected with capacitor C, and the two ends of capacitor C are as the outfan of filter circuit, and its output voltage is Uo.The invention also discloses and cut, by pulsewidth modulation exchange, the compensation regulator that control regulator forms.The present invention uses transformator TT, it is achieved primary side winding and vice-side winding electrically insulate thoroughly, load capacity increases substantially, oneself loss is substantially reduced；There is the advantages such as load capacity voltage-regulation voltage-stabilization strong, accurate, fast response time, length in service life.
Description
Technical field
The present invention relates to AC voltage adjusting, voltage stabilizing technique field, especially a kind of pulsewidth modulation exchange cut control regulator and
Consisting of compensation regulator.
Background technology
AC voltage regulator can be divided into motor-type, transformer type and power electronic devices type three major types, in transformer type pressure regulation
In device, automatic coupling voltage regulator, being most widely used of compensation automatic coupling voltage regulator.
The principle of automatic coupling voltage regulator, as it is shown in figure 1, carried out contact slip by carbon brush, changes input coil to output winding
Turn ratio, output voltage continuously smooth can be made adjustable.But, automatic coupling voltage regulator has primary and secondary side non-electrically isolated, response
The shortcomings such as speed is slow, load capacity is low, big from loss, service life is short.
Compensation automatic coupling voltage regulator is as in figure 2 it is shown, loading a transformator of connecting between power supply, it is provided that a compensation
Voltage △ U.The armature winding of this transformator is powered by automatic coupling voltage regulator, and secondary windings is serially connected between load and power supply, passes through
Sliding of brush changes the size of series transformer primary side winding voltage and polarity, thus change compensate voltage △ U size and
Polarity, reaches the purpose of pressure regulation.Compared with automatic coupling voltage regulator, although compensation automatic coupling voltage regulator load capacity increases substantially,
But, due to the existence of autotransformer, primary and secondary side non-electrically isolated, response speed are slow, big from loss, working life is short
Shortcoming still exists.Contactless point compensating automatic coupling voltage regulator is as it is shown on figure 3, be contact slide formula with the difference shown in Fig. 2
Regulation changes the regulation of noncontacting switch step type into, has an advantage in that and improves the rapidity of regulation, extends service life, so
And, owing to still using autotransformer, the shortcomings such as primary and secondary side non-electrically isolated, certainly loss are big still exist, and the most also go out
Having showed a prominent shortcoming, i.e. limited due to regulation stall, degree of regulation is low.
Summary of the invention
The primary and foremost purpose of the present invention be provide one be capable of primary and secondary side electrically insulate thoroughly, load capacity big
Amplitude improves, is substantially reduced from loss, and control regulator is cut in fast response time, the pulsewidth modulation exchange of long working life.
For achieving the above object, present invention employs techniques below scheme: control regulator is cut in a kind of pulsewidth modulation exchange,
This device is made up of transformator TT, control circuit of chopping and filter circuit, and described control circuit of chopping includes cutting control switch K1With
Continued flow switch K2, described filter circuit includes that reactor L and capacitor C, the primary side winding of described transformator TT connect input voltage
Uin, the two ends of the vice-side winding of described transformator TT connect respectively cuts control switch K1With continued flow switch K2One end, cut control switch K1With
Continued flow switch K2The other end be connected and be followed by one end of reactor L, the other end of reactor L is connected with capacitor C, capacitor C
Two ends as the outfan of filter circuit, its output voltage is Uo。
Described cutting controls switch K1Including igbt transistor Q11, diode D11With igbt transistor Q12, diode D12, described
Continued flow switch K2Including igbt transistor Q21, diode D21With igbt transistor Q22, diode D22, described reactor L is by reactance
Device L1With reactor L2Composition；Described igbt transistor Q11Colelctor electrode connect one end of vice-side winding of transformator TT, transformator
Another termination igbt transistor Q of the vice-side winding of TT12Colelctor electrode, igbt transistor Q11Emitter stage brilliant with IGBT respectively
Body pipe Q21Emitter stage, reactor L1One end be connected, igbt transistor Q12Emitter stage respectively with igbt transistor Q22Send out
Emitter-base bandgap grading, reactor L2One end be connected, igbt transistor Q21Colelctor electrode and igbt transistor Q22Colelctor electrode be connected, reactor
L1One end of another terminating capacitor C, reactor L2The other end of another terminating capacitor C；Igbt transistor Q11、IGBT
Transistor Q12, igbt transistor Q21With igbt transistor Q22Gate pole connect computer and control the driving signal that sends of port.
Described cutting controls switch K1With continued flow switch K2Cut control switch for complementation, cut control switch K1During Guan Bi, continued flow switch K2Disconnected
Open；Cut control switch K1During disconnection, continued flow switch K2Guan Bi afterflow.
Described igbt transistor Q11Collector and emitter between bridge diode D11, described diode D11Negative electrode
Meet igbt transistor Q11Colelctor electrode, described diode D11Anode meet igbt transistor Q11Emitter stage；Described IGBT crystal
Pipe Q12Collector and emitter between bridge diode D12, described diode D12Negative electrode meet igbt transistor Q12Current collection
Pole, described diode D12Anode meet igbt transistor Q12Emitter stage；Described igbt transistor Q21Collector and emitter
Between bridge diode D21, described diode D21Negative electrode meet igbt transistor Q21Colelctor electrode, described diode D21Anode
Meet igbt transistor Q21Emitter stage；Described igbt transistor Q22Collector and emitter between bridge diode D22, described
Diode D22Negative electrode meet igbt transistor Q22Colelctor electrode, described diode D22Anode meet igbt transistor Q22Transmitting
Pole.
Another object of the present invention is to provide a kind of compensation regulator, this device includes as in Claims 1-4
Control regulator, compensator transformer TB, first group of double-pole switch and second group of double-pole are cut in pulsewidth modulation exchange described in any one
Switch, described first group of double-pole switch is formed by switching KF1 and switch KF2, and described second group of double-pole switch is by switching KZ1 and opening
Closing KZ2 composition, input C end and the indirect input voltage U of input D end of control regulator is cut in described pulsewidth modulation exchangein,
Input C end is connected with one end of the vice-side winding of compensator transformer TB, the other end B end of the vice-side winding of compensator transformer TB
The D end lead-out wire N end cutting control regulator is exchanged collectively as the voltage output end of this device, output voltage with pulsewidth modulation
Uout；Pulsewidth modulation exchange is cut the one outfan E end of control regulator and is on the one hand connect compensator transformer TB's by switch KF1
One end F end of primary side winding, on the other hand connects one end G end of the primary side winding of compensator transformer TB by switch KZ1, and pulsewidth is adjusted
On the one hand system exchange is cut another outfan H end of control regulator and is connect the primary side winding of compensator transformer TB by switch KF2
One end G end, on the other hand connects one end F end of the primary side winding of compensator transformer TB by switch KZ2.
Described output voltage Uout=Uin+ △ U, wherein, △ U is the B of the vice-side winding of input C end, compensator transformer TB
Compensation voltage between end, the i.e. secondary voltage of compensator transformer TB, its size relation proportional to original edge voltage；Compensate transformation
The control pulse width that the size of device TB original edge voltage is cut control regulator by pulsewidth modulation exchange determines；Compensate polarity by first
Group double-pole switch and second group of double-pole switch determine: when switch KZ1, switch KZ2 Guan Bi, when switch KF1, switch KF2 disconnect, for
Just compensate, Uout>Uin；When switch KZ1, KZ2 disconnect, during switch KF1, KF2 Guan Bi, for negative compensation, Uout<Uin；When switch KZ1,
KZ2 closes, during switch KF1, KF2 Guan Bi, for zero-compensation, Uout=Uin。
As shown from the above technical solution, it is an advantage of the current invention that: first, the present invention uses transformator TT, it is achieved former limit
Winding and vice-side winding electrically insulate thoroughly, load capacity increases substantially, oneself loss is substantially reduced；Second, use computer
The pulse width modulated drive signal shown in Fig. 6 that port sends, it is achieved stepless accurate pressure regulation, fast response time；3rd, cut control switch
Using high-power electric and electronic switching device with continued flow switch, working life significantly extends；4th, pulsewidth modulation exchange cut
The compensation regulator of control device composition, has load capacity strong, from low, accurate voltage-regulation voltage-stabilization, fast response time being lost, making
By advantages such as life-span length.
Accompanying drawing explanation
Fig. 1 is the circuit theory diagrams of contact slide formula automatic coupling voltage regulator；
Fig. 2 is the circuit theory diagrams of compensation self coupling AC voltage regulator；
Fig. 3 is the circuit theory diagrams of contactless point compensating self coupling AC voltage regulator；
Fig. 4 is the equivalent circuit diagram that in the present invention, control regulator is cut in pulsewidth modulation exchange；
Fig. 5 is the circuit theory diagrams that in the present invention, control regulator is cut in pulsewidth modulation exchange；
Fig. 6 is igbt transistor Q in the present invention11, igbt transistor Q12, igbt transistor Q21, igbt transistor Q22Drive
Dynamic signal waveforms；
Fig. 7 is the circuit theory diagrams of compensation regulator in the present invention.
Detailed description of the invention
As shown in Figure 4, control regulator is cut in a kind of pulsewidth modulation exchange, and this device is by transformator TT, control circuit of chopping
Forming with filter circuit, described control circuit of chopping includes cutting control switch K1With continued flow switch K2, described filter circuit includes reactance
Device L and capacitor C, the primary side winding of described transformator TT meets input voltage Uin, the two ends of the vice-side winding of described transformator TT
Connect respectively and cut control switch K1With continued flow switch K2One end, cut control switch K1With continued flow switch K2The other end be connected be followed by reactance
One end of device L, the other end of reactor L is connected with capacitor C, and the two ends of capacitor C are as the outfan of filter circuit, and it is defeated
Going out voltage is Uo.Described cutting controls switch K1With continued flow switch K2Cut control switch for complementation, cut control switch K1During Guan Bi, continued flow switch K2
Disconnect；Cut control switch K1During disconnection, continued flow switch K2Guan Bi afterflow.
Control switch K is cut described in as it is shown in figure 5,1Including igbt transistor Q11, diode D11With igbt transistor Q12, two poles
Pipe D12, described continued flow switch K2Including igbt transistor Q21, diode D21With igbt transistor Q22, diode D22, described reactance
Device L is by reactor L1With reactor L2Composition；Described igbt transistor Q11Colelctor electrode connect transformator TT vice-side winding one
End, another termination igbt transistor Q of the vice-side winding of transformator TT12Colelctor electrode, igbt transistor Q11Emitter stage respectively
With igbt transistor Q21Emitter stage, reactor L1One end be connected, igbt transistor Q12Emitter stage respectively with IGBT crystal
Pipe Q22Emitter stage, reactor L2One end be connected, igbt transistor Q21Colelctor electrode and igbt transistor Q22Colelctor electrode phase
Even, reactor L1One end of another terminating capacitor C, reactor L2The other end of another terminating capacitor C；IGBT crystal
Pipe Q11, igbt transistor Q12, igbt transistor Q21With igbt transistor Q22Gate pole connect computer and control the driving that sends of port
Signal.
As it is shown in figure 5, described igbt transistor Q11Collector and emitter between bridge diode D11, described two poles
Pipe D11Negative electrode meet igbt transistor Q11Colelctor electrode, described diode D11Anode meet igbt transistor Q11Emitter stage；Institute
State igbt transistor Q12Collector and emitter between bridge diode D12, described diode D12Negative electrode connect IGBT crystal
Pipe Q12Colelctor electrode, described diode D12Anode meet igbt transistor Q12Emitter stage；Described igbt transistor Q21Current collection
Diode D is bridged between pole and emitter stage21, described diode D21Negative electrode meet igbt transistor Q21Colelctor electrode, described two poles
Pipe D21Anode meet igbt transistor Q21Emitter stage；Described igbt transistor Q22Collector and emitter between bridge two
Pole pipe D22, described diode D22Negative electrode meet igbt transistor Q22Colelctor electrode, described diode D22Anode connect IGBT crystal
Pipe Q22Emitter stage.Diode D11, diode D12, diode D21, diode D22Be anti-paralleled diode, when electric current with
During igbt transistor in opposite direction, electric current flows through anti-paralleled diode；When electric current is identical with igbt transistor direction, and IGBT
During transistor turns, electric current flows through igbt transistor.
Igbt transistor Q11, diode D11, igbt transistor Q12, diode D12As chopping switch, pass through pulsewidth modulation
Signal drives, and plays regulation effect of voltage magnitude between E, H；Igbt transistor Q21, diode D21, igbt transistor Q22, diode
D22For continued flow switch, turn on when chopping switch is closed, play tune afterflow effect.Their pulse-width modulation control signal such as Fig. 6 institute
Showing, controlling pulse width and can realize the regulation of voltage magnitude between E, H, its mode of operation is determined by polarity of voltage.Work as UinFor just
During half-wave, to igbt transistor Q11Carry out pwm chopper, igbt transistor Q21With igbt transistor Q11Complementary conducting, rises
Afterflow effect, igbt transistor Q12With igbt transistor Q22Conducting, can improve conversion efficiency；Work as UinDuring for negative half-wave, to IGBT
Transistor Q12Carry out pwm chopper, igbt transistor Q22With igbt transistor Q12Complementary conducting, plays afterflow effect, IGBT
Transistor Q11With igbt transistor Q21Conducting can improve conversion efficiency.
As it is shown in fig. 7, a kind of compensation regulator, this device includes that control regulator, compensation are cut in pulsewidth modulation exchange
Transformator TB, first group of double-pole switch and second group of double-pole switch, described first group of double-pole switch is by switching KF1 and switch KF2
Composition, described second group of double-pole switch is formed by switching KZ1 and switch KZ2, and control regulator is cut in described pulsewidth modulation exchange
Input C end and the indirect input voltage U of input D endin, one end of the vice-side winding of input C end and compensator transformer TB
Being connected, the other end B end of the vice-side winding of compensator transformer TB exchanges the D end lead-out wire N cutting control regulator with pulsewidth modulation
Hold the voltage output end collectively as this device, output voltage Uout；The one outfan of control regulator is cut in pulsewidth modulation exchange
On the one hand E end connects one end F end of the primary side winding of compensator transformer TB by switch KF1, on the other hand connects benefit by switch KZ1
Repaying one end G end of the primary side winding of transformator TB, another outfan H end that control regulator is cut in pulsewidth modulation exchange is the most logical
Cross one end G end that switch KF2 connects the primary side winding of compensator transformer TB, on the other hand meet compensator transformer TB by switch KZ2
One end F end of primary side winding.
Described output voltage Uout=Uin+ △ U, wherein, △ U is the B of the vice-side winding of input C end, compensator transformer TB
Compensation voltage between end, the i.e. secondary voltage of compensator transformer TB, its size relation proportional to original edge voltage；Compensate transformation
The control pulse width that the size of device TB original edge voltage is cut control regulator by pulsewidth modulation exchange determines；Compensate polarity by first
Group double-pole switch and second group of double-pole switch determine: when switch KZ1, switch KZ2 Guan Bi, when switch KF1, switch KF2 disconnect, for
Just compensate, Uout>Uin；When switch KZ1, KZ2 disconnect, during switch KF1, KF2 Guan Bi, for negative compensation, Uout<Uin；When switch KZ1,
KZ2 closes, during switch KF1, KF2 Guan Bi, for zero-compensation, Uout=Uin.In sum, the present invention uses transformator TT, it is achieved former
Limit winding and vice-side winding electrically insulate thoroughly, load capacity increases substantially, oneself loss is substantially reduced；Use computer port
Send the pulse width modulated drive signal shown in Fig. 6, it is achieved stepless accurate pressure regulation, fast response time；Cut control switch and continued flow switch
Using high-power electric and electronic switching device, working life significantly extends；The benefit that control device forms is cut by pulsewidth modulation exchange
Repay formula regulator, there is load capacity strong, excellent from loss voltage-regulation voltage-stabilization low, accurate, fast response time, length in service life etc.
Point.
Claims (6)
1. control regulator is cut in pulsewidth modulation exchange, it is characterised in that: this device by transformator TT, control circuit of chopping and
Filter circuit forms, and described control circuit of chopping includes cutting control switch K1With continued flow switch K2, described filter circuit includes reactor
L and capacitor C, the primary side winding of described transformator TT meets input voltage Uin, the two ends of the vice-side winding of described transformator TT are divided
Do not connect and cut control switch K1With continued flow switch K2One end, cut control switch K1With continued flow switch K2The other end be connected be followed by reactor L
One end, the other end of reactor L is connected with capacitor C, the two ends of capacitor C as the outfan of filter circuit, its output
Voltage is Uo。
Control regulator is cut in pulsewidth modulation the most according to claim 1 exchange, it is characterised in that cut control switch K described in:1Bag
Include igbt transistor Q11, diode D11With igbt transistor Q12, diode D12, described continued flow switch K2Including igbt transistor
Q21, diode D21With igbt transistor Q22, diode D22, described reactor L is by reactor L1With reactor L2Composition；Described
Igbt transistor Q11Colelctor electrode connect one end of vice-side winding of transformator TT, another termination of the vice-side winding of transformator TT
Igbt transistor Q12Colelctor electrode, igbt transistor Q11Emitter stage respectively with igbt transistor Q21Emitter stage, reactor L1
One end be connected, igbt transistor Q12Emitter stage respectively with igbt transistor Q22Emitter stage, reactor L2One end be connected,
Igbt transistor Q21Colelctor electrode and igbt transistor Q22Colelctor electrode be connected, reactor L1Another terminating capacitor C one
End, reactor L2The other end of another terminating capacitor C；Igbt transistor Q11, igbt transistor Q12, igbt transistor Q21
With igbt transistor Q22Gate pole connect computer and control the driving signal that sends of port.
Control regulator is cut in pulsewidth modulation the most according to claim 1 exchange, it is characterised in that cut control switch K described in:1With
Continued flow switch K2Cut control switch for complementation, cut control switch K1During Guan Bi, continued flow switch K2Disconnect；Cut control switch K1During disconnection, afterflow
Switch K2Guan Bi afterflow.
Control regulator is cut in pulsewidth modulation the most according to claim 2 exchange, it is characterised in that: described igbt transistor Q11
Collector and emitter between bridge diode D11, described diode D11Negative electrode meet igbt transistor Q11Colelctor electrode, institute
State diode D11Anode meet igbt transistor Q11Emitter stage；Described igbt transistor Q12Collector and emitter between
Bridging diode D12, described diode D12Negative electrode meet igbt transistor Q12Colelctor electrode, described diode D12Anode connect
Igbt transistor Q12Emitter stage；Described igbt transistor Q21Collector and emitter between bridge diode D21, described two
Pole pipe D21Negative electrode meet igbt transistor Q21Colelctor electrode, described diode D21Anode meet igbt transistor Q21Emitter stage；
Described igbt transistor Q22Collector and emitter between bridge diode D22, described diode D22Negative electrode to meet IGBT brilliant
Body pipe Q22Colelctor electrode, described diode D22Anode meet igbt transistor Q22Emitter stage.
5. a compensation regulator, it is characterised in that: this device includes the arteries and veins as according to any one of Claims 1-4
Wide modulation exchange is cut and is controlled regulator, compensator transformer TB, first group of double-pole switch and second group of double-pole switch, described first group
Double-pole switch is formed by switching KF1 and switch KF2, and described second group of double-pole switch is formed by switching KZ1 and switch KZ2, described
Input C end and the indirect input voltage U of input D end of control regulator is cut in pulsewidth modulation exchangein, input C end and benefit
The one end of the vice-side winding repaying transformator TB is connected, and the other end B end of the vice-side winding of compensator transformer TB and pulsewidth modulation are handed over
Stream cuts the D end lead-out wire N end voltage output end collectively as this device of control regulator, output voltage Uout；Pulsewidth modulation is handed over
Stream cuts the one outfan E end of control regulator on the one hand by switching one end F that KF1 connects the primary side winding of compensator transformer TB
End, on the other hand connects one end G end of the primary side winding of compensator transformer TB by switch KZ1, and control pressure regulation is cut in pulsewidth modulation exchange
On the one hand another outfan H end of device meets one end G end of the primary side winding of compensator transformer TB, the opposing party by switch KF2
Face connects one end F end of the primary side winding of compensator transformer TB by switch KZ2.
Compensation regulator the most according to claim 5, it is characterised in that: described output voltage Uout=Uin+ △ U, its
In, △ U is the compensation voltage between the B end of the vice-side winding of input C end, compensator transformer TB, i.e. compensator transformer TB
Secondary voltage, its size relation proportional to original edge voltage；The size of compensator transformer TB original edge voltage is exchanged by pulsewidth modulation
The control pulse width cutting control regulator determines；Compensate polarity to be determined by first group of double-pole switch and second group of double-pole switch:
When switch KZ1, switch KZ2 Guan Bi, when switch KF1, switch KF2 disconnect, for just compensating, Uout>Uin；When switch KZ1, KZ2 are disconnected
Open, during switch KF1, KF2 Guan Bi, for negative compensation, Uout<Uin；When switch KZ1, KZ2 Guan Bi, during switch KF1, KF2 Guan Bi, it is zero
Compensate, Uout=Uin。
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| CN201610658342.1A CN106160502A (en) | 2016-08-11 | 2016-08-11 | Pulsewidth modulation exchange cut control regulator and consisting of compensation regulator |
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| CN201610658342.1A CN106160502A (en) | 2016-08-11 | 2016-08-11 | Pulsewidth modulation exchange cut control regulator and consisting of compensation regulator |
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| CN101807087A (en) * | 2010-04-29 | 2010-08-18 | 北京中科富思信息技术有限公司 | AC voltage-stabilizing energy-saving device of compensation transformer |
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| CN104184337A (en) * | 2014-08-30 | 2014-12-03 | 龚秋声 | Alternating current stabilized voltage supply for adjusting compensating voltages through alternating current chopped waves in two-way mode |
| CN105656316A (en) * | 2016-01-01 | 2016-06-08 | 龚秋声 | Single-phase and three-phase continuous stepless noncontact high-precision alternating-current voltage-stabilized power supplies |
| CN206023588U (en) * | 2016-08-11 | 2017-03-15 | 合肥翰谱节能控制设备有限公司 | Pulsewidth modulation exchange cut control regulator and consisting of compensation regulator |
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Application publication date: 20161123 |