CN107888067A - A kind of functional balanced modulator - Google Patents
A kind of functional balanced modulator Download PDFInfo
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- CN107888067A CN107888067A CN201711372310.6A CN201711372310A CN107888067A CN 107888067 A CN107888067 A CN 107888067A CN 201711372310 A CN201711372310 A CN 201711372310A CN 107888067 A CN107888067 A CN 107888067A
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 28
- 238000010521 absorption reaction Methods 0.000 claims abstract description 20
- 230000002457 bidirectional effect Effects 0.000 claims description 47
- 239000003990 capacitor Substances 0.000 claims description 21
- 230000033228 biological regulation Effects 0.000 claims description 13
- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 6
- 230000005674 electromagnetic induction Effects 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 238000005070 sampling Methods 0.000 claims description 6
- 238000002955 isolation Methods 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- 230000003071 parasitic effect Effects 0.000 abstract description 2
- 230000006641 stabilisation Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 1
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
- H02M1/00—Details of apparatus for conversion
- H02M1/44—Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
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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
- H02M1/00—Details of apparatus for conversion
- H02M1/12—Arrangements for reducing harmonics from ac input or output
-
- 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
- H02M5/25—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 thyratron or thyristor type requiring extinguishing means
- H02M5/257—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 thyratron or thyristor type requiring extinguishing means using semiconductor devices only
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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
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
- H02M7/066—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode particular circuits having a special characteristic
-
- 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
- H02M1/00—Details of apparatus for conversion
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0009—Devices or circuits for detecting current in a converter
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Power Conversion In General (AREA)
Abstract
The present invention provides a kind of functional balanced modulator, including EMC power supply input circuits, power output circuit, equalizing signal sample circuit and bridge-type phase regulating circuit, equalizing signal sample circuit, and the bridge-type phase regulating circuit being connected respectively with equalizing signal sample circuit and power output circuit have been sealed in the absorption circuit set on the power output circuit.Because the design of equalizing signal sample circuit and bridge-type phase regulating circuit is invented, bearing power automatic stabilisation can be made near setting value, and parasitic harmonic wave and antijamming capability is greatly reduced, the out-of-control phenomenon of circuit is eliminated, while balanced modulator provided by the invention is multi-functional comprising light-adjusting and speed-adjusting temperature adjustment.
Description
Technical field
The invention belongs to balanced modulator technology, and in particular to a kind of light-adjusting and speed-adjusting temperature adjustment functional balanced modulator.
Background technology
Semiconductor power output controller and power of controlled silicon output controller, in present applications ' the tail must be taken, its power output
It is extremely unstable, and easily cause runaway electric circuit and a large amount of harmonic wave interferences and electric network pollution.And existing regulator function is single, it is not inconsistent
Close existing requirement.
The content of the invention
In view of this, the main object of the present invention is to provide a kind of functional balanced modulator of light-adjusting and speed-adjusting temperature adjustment.
The technical solution adopted by the present invention is：
A kind of functional balanced modulator, including EMC power supply input circuits, power output circuit, equalizing signal sample circuit with
And bridge-type phase regulating circuit, equalizing signal sampling electricity has been sealed in the absorption circuit set on the power output circuit
Road, and the bridge-type phase regulating circuit being connected respectively with equalizing signal sample circuit and power output circuit.
Preferably, the equalizing signal sample circuit includes capacitance-resistance change-over circuit, photoelectric switching circuit, electromagnetic induction conversion
Circuit and any one or several of CPU pulse-width conversion circuits are cooperatively configured.
Preferably, the EMC power supply input circuits include power firestreak L, fuse F1, zero line N, EMC filter capacitor C1,
EMC filter capacitors C2 and inductance L1, the AC terminals are respectively connected to by EMC by power firestreak L through fuse F1 and zero line N
It is defeated that power is respectively connected to after the EMC filter power supply circuit filterings of filter capacitor C1 and EMC filter capacitor C2 and inductance L1 composition
Go out circuit both ends.
Preferably, the power output circuit include bidirectional triode thyristor V1, rectifier bridge D2, bidirectional trigger diode DB1 and
Resistance R1, the bidirectional triode thyristor V1 connect with rectifier bridge D2 AC ends accesses filter power supply both ends, bidirectional triode thyristor V1 control
Voltage processed accesses after bidirectional trigger diode DB1 and resistance R1 partial pressures；Rectifier bridge D2 direct current DC output ends access direct current
Machine loads MG1, and the bidirectional triode thyristor V1 two is terminated with the absorbing circuit that resistance R0 and Absorption Capacitance C4 are composed in series.
Preferably, the equalizing signal sample circuit is made up of capacitance-resistance change-over circuit, and it includes resistance R0, Absorption Capacitance
C4, diode D3, resistance R3 and potentiometer W1, the diode D3 connect from resistance R0 with Absorption Capacitance C4 series connection absorbing circuits
Its signal voltage is taken out on point, then through resistance R3, potentiometer W1, triode Q1, diode bridge D1, resistance R2 and shift capacitor C3
The sampled signal that the bridge-type phase regulating circuit of composition exports to equalizing signal sample circuit carries out phase equalization regulation, and by defeated
Go out setting value output adjustment signal, output well-balanced adjustment is carried out to bidirectional triode thyristor V1 after DB1 and resistance R1 partial pressures, wherein,
Potentiometer W1 determines setting value, and triode Q1 determines the trim values of phase.
Preferably, the equalizing signal sample circuit is made up of photoelectric switching circuit, and it includes resistance R0, Absorption Capacitance
C4, diode D3, resistance R3 and potentiometer W1, the diode D3 are from resistance R0 and electric capacity C4 series connection absorbing circuit tie points
Its signal voltage is taken out, then through resistance R3, potentiometer W1, optic coupling element U1, diode bridge D1, resistance R2 and shift capacitor C3 groups
Into the sampled signal that is exported to equalizing signal sample circuit of bridge-type phase regulating circuit carry out phase equalization regulation, and by output
Setting value exports adjustment signal, and output well-balanced adjustment is carried out to bidirectional triode thyristor V1 after DB1 and resistance R1 partial pressures, wherein, electricity
Position device W1 determines setting value, and optic coupling element U1 determines the trim values of phase.
Preferably, the equalizing signal sample circuit is made up of electromagnetic induction change-over circuit, it include transformer TF1,
Electric capacity C5, electric capacity C4, diode D3, resistance R3 and potentiometer W1, the diode D3 are formed with transformer TF1 and electric capacity C5
Resonance circuit completes equalizing signal sampling, then through resistance R3, potentiometer W1, triode Q1, diode bridge D1, resistance R2 and phase shift
The sampled signal that the bridge-type phase regulating circuit of electric capacity C3 compositions exports to equalizing signal sample circuit carries out phase equalization regulation,
And adjustment signal is exported by output setting value, output well-balanced adjustment is carried out to bidirectional triode thyristor V1 after DB1 and resistance R1 partial pressures,
Phase settings and balanced fine setting are directly carried out by triode Q1.
Preferably, the equalizing signal sample circuit is made up of CPU pulse-width conversion circuits, and it includes resistance R0, electric capacity
C4, electric capacity C5, CPU-U2, diode D3, resistance R3 and potentiometer W1, by electric capacity C4, resistance R0, CPU-U2, electric capacity C5, current potential
Device W1 forms equalizing signal sample circuit, then through resistance R3, potentiometer W1, optic coupling element U1, diode bridge D1, resistance R2 and shifting
The sampled signal that the bridge-type phase regulating circuit of phase electric capacity C3 compositions exports to equalizing signal sample circuit carries out phase equalization tune
Section, and by output setting value output adjustment signal, bidirectional triode thyristor V1 is carried out after DB1 and resistance R1 partial pressures to export balanced tune
Section, wherein, sampled by CPU-U2 3 pin, the setting of the 4th pin, the 6th pin is through R3 output regulation signals, then by optic coupling element U1 to bridge
Formula phase modulation circuit carries out isolation phase modulation.
Because the design of equalizing signal sample circuit and bridge-type phase regulating circuit is invented, bearing power automatic stabilisation can be made
Near setting value, and parasitic harmonic wave and antijamming capability is greatly reduced, has eliminated the out-of-control phenomenon of circuit, while this
It is multi-functional that the balanced modulator that invention provides includes light-adjusting and speed-adjusting temperature adjustment.
Brief description of the drawings
Fig. 1 is the overall structure block diagram of the present invention；
Fig. 2 is the circuit diagram for the functional balanced modulator that the present invention is formed with capacitance-resistance change-over circuit；
Fig. 3 is the circuit diagram for the functional balanced modulator that the present invention is formed with photoelectric switching circuit；
Fig. 4 is the circuit diagram for the functional balanced modulator that the present invention is formed with electromagnetic induction change-over circuit；
Fig. 5 is the circuit diagram for the functional balanced modulator that the present invention is formed with CPU pulse-width conversion circuits.
Embodiment
The present invention is described in detail below in conjunction with accompanying drawing and specific embodiment, herein illustrative examples of the invention
And explanation is used for explaining the present invention, but it is not as a limitation of the invention.
Embodiment 1
Referring to Figures 1 and 2, the invention provides a kind of functional balanced modulator, including EMC power supply input circuits, power are defeated
Go out circuit, equalizing signal sample circuit and bridge-type phase regulating circuit, the absorption set on the power output circuit is returned
Equalizing signal sample circuit, and the bridge-type being connected respectively with equalizing signal sample circuit and power output circuit have been sealed in road
Phase regulating circuit.
The EMC power supply input circuits include power firestreak L, fuse F1, zero line N, EMC filter capacitor C1, EMC filter
Ripple electric capacity C2 and inductance L1, the AC terminals are respectively connected to be filtered by EMC by power firestreak L through fuse F1 and zero line N
Power output electricity is respectively connected to after the EMC filter power supply circuit filterings of electric capacity C1 and EMC filter capacitor C2 and inductance L1 composition
Road both ends.
The power output circuit includes bidirectional triode thyristor V1, rectifier bridge D2, bidirectional trigger diode DB1 and resistance R1,
The bidirectional triode thyristor V1 connects with rectifier bridge D2 AC ends accesses filter power supply both ends, bidirectional triode thyristor V1 control voltage
Accessed after bidirectional trigger diode DB1 and resistance R1 partial pressures；Rectifier bridge D2 direct current DC output ends access direct current generator load
MG1, and the bidirectional triode thyristor V1 two are terminated with the absorbing circuit that resistance R0 and Absorption Capacitance C4 are composed in series.
The equalizing signal sample circuit is made up of capacitance-resistance change-over circuit, and it includes resistance R0, electric capacity C4, diode
D3, resistance R3 and potentiometer W1, the diode D3 take out from resistance R0 and Absorption Capacitance C4 series connection absorbing circuit tie points
Its signal voltage, then the bridge formed through resistance R3, potentiometer W1, triode Q1, diode bridge D1, resistance R2 and shift capacitor C3
The sampled signal that formula phase regulating circuit exports to equalizing signal sample circuit carries out phase equalization regulation, and by output setting value
Adjustment signal is exported, output well-balanced adjustment is carried out to bidirectional triode thyristor V1 after DB1 and resistance R1 partial pressures, wherein, potentiometer W1
Setting value is determined, triode Q1 determines the trim values of phase.
Embodiment 2
Reference picture 1 and Fig. 3, the invention provides a kind of functional balanced modulator, including EMC power supply input circuits, power are defeated
Go out circuit, equalizing signal sample circuit and bridge-type phase regulating circuit, the absorption set on the power output circuit is returned
Equalizing signal sample circuit, and the bridge-type being connected respectively with equalizing signal sample circuit and power output circuit have been sealed in road
Phase regulating circuit.
The EMC power supply input circuits include power firestreak L, fuse F1, zero line N, electric capacity C1, electric capacity C2 and inductance
L1, the AC terminals are respectively connected to by electric capacity C1 and electric capacity C2 and inductance L1 groups by power firestreak L through fuse F1 and zero line N
Into EMC filter power supply circuit filterings after be respectively connected to power output circuit both ends.
The power output circuit includes bidirectional triode thyristor V1, rectifier bridge D2, bidirectional trigger diode DB1 and resistance R1,
The bidirectional triode thyristor V1 connects with rectifier bridge D2 AC ends accesses filter power supply both ends, bidirectional triode thyristor V1 control voltage
Accessed after bidirectional trigger diode DB1 and resistance R1 partial pressures；Rectifier bridge D2 direct current DC output ends access direct current generator load
MG1, and the bidirectional triode thyristor V1 two are terminated with the absorbing circuit that resistance R0 and Absorption Capacitance C4 are composed in series.
The equalizing signal sample circuit is made up of photoelectric switching circuit, and it includes resistance R0, electric capacity C4, diode
D3, resistance R3 and potentiometer W1, the diode D3 take out from resistance R0 and Absorption Capacitance C4 series connection absorbing circuit tie points
Its signal voltage, then through resistance R3, potentiometer W1, optic coupling element U1, diode bridge D1, resistance R2 and shift capacitor C3 composition
The sampled signal that bridge-type phase regulating circuit exports to equalizing signal sample circuit carries out phase equalization regulation, and by output setting
Value output adjustment signal, output well-balanced adjustment is carried out after DB1 and resistance R1 partial pressures to bidirectional triode thyristor V1, wherein, potentiometer
W1 determines setting value, and optic coupling element U1 determines the trim values of phase.
Embodiment 3
Reference picture 1 and Fig. 4, the invention provides a kind of functional balanced modulator, including EMC power supply input circuits, power are defeated
Go out circuit, equalizing signal sample circuit and bridge-type phase regulating circuit, the absorption set on the power output circuit is returned
Equalizing signal sample circuit, and the bridge-type being connected respectively with equalizing signal sample circuit and power output circuit have been sealed in road
Phase regulating circuit.
The EMC power supply input circuits include power firestreak L, fuse F1, zero line N, electric capacity C1, electric capacity C2 and inductance
L1, the AC terminals are respectively connected to by electric capacity C1 and electric capacity C2 and inductance L1 groups by power firestreak L through fuse F1 and zero line N
Into EMC filter power supply circuit filterings after be respectively connected to power output circuit both ends.
The power output circuit includes bidirectional triode thyristor V1, rectifier bridge D2, bidirectional trigger diode DB1 and resistance R1,
The bidirectional triode thyristor V1 connects with rectifier bridge D2 AC ends accesses filter power supply both ends, bidirectional triode thyristor V1 control voltage
Accessed after bidirectional trigger diode DB1 and resistance R1 partial pressures；Rectifier bridge D2 direct current DC output ends access direct current generator load
MG1, and the bidirectional triode thyristor V1 two are terminated with the absorbing circuit that resistance R0 and Absorption Capacitance C4 are composed in series.
The equalizing signal sample circuit is made up of electromagnetic induction change-over circuit, it include transformer TF1, electric capacity C5,
The resonance electricity that electric capacity C4, diode D3, resistance R3 and potentiometer W1, the diode D3 are formed with transformer TF1 and electric capacity C5
Equalizing signal sampling is completed on road, then through resistance R3, potentiometer W1, triode Q1, diode bridge D1, resistance R2 and shift capacitor group
Into the sampled signal that is exported to equalizing signal sample circuit of bridge-type phase regulating circuit carry out phase equalization regulation, and by output
Setting value exports adjustment signal, output well-balanced adjustment is carried out to bidirectional triode thyristor V1 after DB1 and resistance R1 partial pressures, directly by three
Pole pipe Q1 carries out phase settings and balanced fine setting.
Embodiment 4
Reference picture 1 and Fig. 5, the invention provides a kind of functional balanced modulator, including EMC power supply input circuits, power are defeated
Go out circuit, equalizing signal sample circuit and bridge-type phase regulating circuit, the absorption set on the power output circuit is returned
Equalizing signal sample circuit, and the bridge-type being connected respectively with equalizing signal sample circuit and power output circuit have been sealed in road
Phase regulating circuit.
The EMC power supply input circuits include power firestreak L, fuse F1, zero line N, electric capacity C1, electric capacity C2 and inductance
L1, the AC terminals are respectively connected to by electric capacity C1 and electric capacity C2 and inductance L1 groups by power firestreak L through fuse F1 and zero line N
Into EMC filter power supply circuit filterings after be respectively connected to power output circuit both ends.
The power output circuit includes bidirectional triode thyristor V1, rectifier bridge D2, bidirectional trigger diode DB1 and resistance R1,
The bidirectional triode thyristor V1 connects with rectifier bridge D2 AC ends accesses filter power supply both ends, bidirectional triode thyristor V1 control voltage
Accessed after bidirectional trigger diode DB1 and resistance R1 partial pressures；Rectifier bridge D2 direct current DC output ends access direct current generator load
MG1, and the bidirectional triode thyristor V1 two are terminated with the absorbing circuit that resistance R0 and electric capacity C4 are composed in series.
The equalizing signal sample circuit is made up of CPU pulse-width conversion circuits, it include resistance R0,（Phase shift electricity）Hold
C4, electric capacity C5, CPU-U2, diode D3, resistance R3 and potentiometer W1, by electric capacity C4, resistance R0, CPU-U2, electric capacity C5, current potential
Device W1 forms equalizing signal sample circuit, then through resistance R3, potentiometer W1, optic coupling element U1, diode bridge D1, resistance R2 and shifting
The sampled signal that the bridge-type phase regulating circuit of phase electric capacity C3 compositions exports to equalizing signal sample circuit carries out phase equalization tune
Section, and by output setting value output adjustment signal, bidirectional triode thyristor V1 is carried out after DB1 and resistance R1 partial pressures to export balanced tune
Section, wherein, sampled by CPU-U2 3 pin, the setting of the 4th pin, the 6th pin is through R3 output regulation signals, then by optic coupling element U1 to bridge
Formula phase modulation circuit carries out isolation phase modulation.
The present invention lifts explanation example and not represented uniquely, such as substitutes above-mentioned cpu circuit with Hall circuit, becomes Hall
Equalizing signal sample circuit.
The technical scheme disclosed in the embodiment of the present invention is described in detail above, specific implementation used herein
Example is set forth to the principle and embodiment of the embodiment of the present invention, and the explanation of above example is only applicable to help and understood
The principle of the embodiment of the present invention；Meanwhile for those of ordinary skill in the art, according to the embodiment of the present invention, it is being embodied
There will be changes in mode and application, in summary, this specification content should not be construed as the limit to the present invention
System.
Claims (8)
1. a kind of functional balanced modulator, it is characterised in that including EMC power supply input circuits, power output circuit, balanced letter
Number sample circuit and bridge-type phase regulating circuit, equilibrium has been sealed in the absorption circuit set on the power output circuit
Signal sampling circuit, and the bridge-type phase regulating circuit being connected respectively with equalizing signal sample circuit and power output circuit.
2. functional balanced modulator according to claim 1, it is characterised in that the equalizing signal sample circuit includes
Capacitance-resistance change-over circuit, photoelectric switching circuit, any one or several associations of electromagnetic induction change-over circuit and CPU pulse-width conversion circuits
With composition.
3. functional balanced modulator according to claim 1, it is characterised in that the EMC power supply input circuits include
Power firestreak L, fuse F1, zero line N, EMC filter capacitor C1, EMC filter capacitor C2 and inductance L1, the AC terminals
It is respectively connected to by power firestreak L through fuse F1 and zero line N by EMC filter capacitors C1 and EMC filter capacitor C2 and inductance L1
Power output circuit both ends are respectively connected to after the EMC filter power supply circuit filterings of composition.
4. functional balanced modulator according to claim 1, it is characterised in that the power output circuit includes two-way
Controllable silicon V1, rectifier bridge D2, bidirectional trigger diode DB1 and resistance R1, the bidirectional triode thyristor V1 and rectifier bridge D2 AC ends
Series connection access filter power supply both ends, bidirectional triode thyristor V1 control voltage is after bidirectional trigger diode DB1 and resistance R1 partial pressures
Access；Rectifier bridge D2 direct current DC output ends access direct current generator load MG1, and the bidirectional triode thyristor V1 two are terminated with
The absorbing circuit that resistance R0 and shift capacitor C4 are composed in series.
5. functional balanced modulator according to claim 1 or 2, it is characterised in that the equalizing signal sample circuit
It is made up of capacitance-resistance change-over circuit, it includes resistance R0, Absorption Capacitance C4, diode D3, resistance R3 and potentiometer W1, and described two
Pole pipe D3 takes out its signal voltage from resistance R0 and Absorption Capacitance C4 series connection absorbing circuit tie points, then through resistance R3, current potential
The bridge-type phase regulating circuit that device W1, triode Q1, diode bridge D1, resistance R2 and shift capacitor C3 are formed takes to equalizing signal
The sampled signal of sample circuit output carries out phase equalization regulation, and by output setting value output adjustment signal, through DB1 and resistance R1
Output well-balanced adjustment is carried out to bidirectional triode thyristor V1 after partial pressure, wherein, potentiometer W1 determines setting value, and triode Q1 determines phase
Trim values.
6. functional balanced modulator according to claim 1 or 2, it is characterised in that the equalizing signal sample circuit
It is made up of photoelectric switching circuit, it includes resistance R0, Absorption Capacitance C4, diode D3, resistance R3 and potentiometer W1, and described two
Pole pipe D3 takes out its signal voltage from resistance R0 and Absorption Capacitance C4 series connection absorbing circuit tie points, then through resistance R3, current potential
The bridge-type phase regulating circuit that device W1, optic coupling element U1, diode bridge D1, resistance R2 and shift capacitor C3 are formed is to equalizing signal
The sampled signal of sample circuit output carries out phase equalization regulation, and by output setting value output adjustment signal, through DB1 and resistance
Output well-balanced adjustment is carried out to bidirectional triode thyristor V1 after R1 partial pressures, wherein, potentiometer W1 determines setting value, and optic coupling element U1 is determined
The trim values of phase.
7. functional balanced modulator according to claim 1 or 2, it is characterised in that the equalizing signal sample circuit
It is made up of electromagnetic induction change-over circuit, it includes transformer TF1, electric capacity C5, electric capacity C4, diode D3, resistance R3 and current potential
The resonance circuit that device W1, the diode D3 are formed with transformer TF1 and electric capacity C5 completes equalizing signal sampling, then through resistance
The bridge-type phase regulating circuit that R3, potentiometer W1, triode Q1, diode bridge D1, resistance R2 and shift capacitor C3 are formed is to equal
The sampled signal that the signal sampling circuit that weighs exports carries out phase equalization regulation, and by output setting value output adjustment signal, through DB1
Output well-balanced adjustment is carried out to bidirectional triode thyristor V1 with after resistance R1 partial pressures, phase settings and equilibrium are directly carried out by triode Q1
Fine setting.
8. functional balanced modulator according to claim 1 or 2, it is characterised in that the equalizing signal sample circuit
It is made up of CPU pulse-width conversion circuits, it includes resistance R0, shift capacitor C4, shift capacitor C5, CPU-U2, diode D3, electricity
R3 and potentiometer W1 is hindered, equalizing signal sample circuit is formed by electric capacity C4, resistance R0, CPU-U2, electric capacity C5, potentiometer W1, then
The bridge-type phase regulating circuit formed through resistance R3, potentiometer W1, optic coupling element U1, diode bridge D1, resistance R2 and electric capacity C2
Phase equalization regulation is carried out to the sampled signal of equalizing signal sample circuit output, and adjustment signal is exported by output setting value,
Output well-balanced adjustment is carried out to bidirectional triode thyristor V1 after DB1 and resistance R1 partial pressures, wherein, sampled by CPU-U2 3 pin, the 4th
Pin is set, and the 6th pin carries out isolation phase modulation through R3 output regulation signals, then by optic coupling element U1 to bridge-type phase modulation circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711372310.6A CN107888067A (en) | 2017-12-19 | 2017-12-19 | A kind of functional balanced modulator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711372310.6A CN107888067A (en) | 2017-12-19 | 2017-12-19 | A kind of functional balanced modulator |
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