CN110138219A - Digital voltage regulation module applied to high voltage power supply - Google Patents
Digital voltage regulation module applied to high voltage power supply Download PDFInfo
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- CN110138219A CN110138219A CN201910511911.3A CN201910511911A CN110138219A CN 110138219 A CN110138219 A CN 110138219A CN 201910511911 A CN201910511911 A CN 201910511911A CN 110138219 A CN110138219 A CN 110138219A
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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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
-
- 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/305—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a thyratron or thyristor type requiring extinguishing means
- H02M3/315—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
- H02M3/3155—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with automatic control of the output voltage or current
-
- 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33507—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
- H02M3/33515—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters with digital control
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Dc-Dc Converters (AREA)
Abstract
The present invention relates to a kind of digital voltage regulation modules applied to high voltage power supply, including pwm chip, transformer T1, IGBT1, IGBT2, control signal output circuit, impulse commutation circuit and the first protection circuit；The present invention provides a kind of new digital voltage regulation module applied to high voltage power supply, and strong antijamming capability, stability is good, can effectively ensure that the input voltage of high voltage package is precisely stablized.
Description
Technical field
The invention belongs to electronic communication technology field, in particular to a kind of digital voltage regulation module applied to high voltage power supply.
Background technique
Currently, high voltage power supply mainly uses switch power technology, adjusted by the on and off of PWM wave control switch device
The height of output voltage is saved, to realize the regulation to high voltage package input voltage, then is connected and is loaded by high voltage package, realized to load
The output of high pressure.Regulation to high voltage package input voltage is realized by setting different voltages value to pwm chip, and high
The stability of the input voltage of briquetting directly determines whether the voltage for being output to load is suitable and stablizes, if high voltage power supply
Input signal deviation is larger, or output control is unreasonable, can all make load equipment impaired, therefore the input of pressure regulation signal is accurate
Property and stability are more important.
Summary of the invention
In view of the above-mentioned problems, the present invention provides a kind of new digital voltage regulation module applied to high voltage power supply, this is applied to
The digital voltage regulation module of high voltage power supply can input stable voltage, and strong antijamming capability to high voltage package.
Specific technical solution of the present invention is as follows:
The present invention provides a kind of digital voltage regulation module applied to high voltage power supply, including pwm chip, transformer T1,
IGBT1, IGBT2, control signal output circuit, impulse commutation circuit and the first protection circuit；
The signal input pin of the pwm chip is connected with main control chip, for inputting pressure regulation signal；
The control signal output circuit includes capacitor C1, resistance R25 and resistance R1；The first end of the capacitor C1 connects
1 pin at the output end B and transformer of pwm chip；The first end of the second end connection resistance R1 of the capacitor C1, it is described
The second end of resistance R1 is connected with 2 pins of the first end of the resistance R25 and transformer；The second end of the resistance R25
It is connected with the end output A of pwm chip；
The impulse commutation circuit includes resistance R23, resistance R24, diode D1 and diode D2；The resistance R23's
The cathode of first end and diode D1 are connected with 5 pins of transformer, the anode of the second end of resistance R23 and diode D1 with
199 pins of IGBT1 are connected；The first end and the cathode of diode D2 and 3 pins of transformer of the resistance R24 is connected, electricity
The anode of the second end and diode D2 that hinder R24 is connected with 204 pins of IGBT2；
The first protection circuit includes zener diode ZD3-ZD6, resistance R2 and resistance R3；The zener diode
The anode of ZD3 is connected with the first end of the anode of the diode D1 and resistance R2, the cathode of the zener diode ZD3 and institute
The cathode for stating zener diode ZD4 is connected；Anode and 6 pins of transformer and the second end of resistance R2 of zener diode ZD4
It is connected；The second end of resistance R2 is also connected with 201 pins of IGBT1 and 203 pins of IGBT2；The zener diode ZD5 is just
Pole connects the anode of the diode D2 and the first end of resistance R3, the cathode and zener diode of the zener diode ZD5
The cathode of ZD6 is connected, and the anode of the zener diode ZD6 is connected with the second end of 4 pins of transformer and resistance R3, described
The second end of resistance R3 is also connected with 202 pins of IGBT2；
200 pins of the IGBT1 are connected with forward voltage, and 202 pins of TGBT2 are connected with negative voltage, described
201 pins of IGBTI and 203 pins of IGBT2 are connected with power supply line, the power supply line and high voltage package supply input
End is connected.
Preferably, pwm chip KA3525.
Further, the digital voltage regulation module further includes the second protection circuit, and the second protection circuit includes: capacitor
C5-C8, capacitor C10, resistance R26, resistance R4-R6；1 pin of pwm chip and the second end of resistance R4 and capacitor C5's
Second end is connected, and 2 pins of pwm chip are connected with the second end of capacitor C6, and 5 pins of pwm chip are separately connected
The second end of capacitor C7 and the second end of resistance R26,7 pins connect the first end of resistance R26, and 8 pins connect the of capacitor C8
The first end at two ends, resistance R6 is connected with the first end of the first end of capacitor C10 and resistance R5, and the first end of resistance R5 connects
Connect main control chip, the second end connection VCC power supply of resistance R5, the second end and capacitor of the second end connection capacitor C10 of resistance R6
The first end of C8, the first end of resistance R4, the first end of capacitor C5, the first end of capacitor C6, the first end and electricity of capacitor C7
The first end for holding C8 is grounded.
Further, the digital voltage regulation module further includes power supply input circuit and feed circuit, the supply input electricity
Road includes capacitor C11 and resistance R27；The feed circuit includes capacitor C13, capacitor C14, resistance R7 and resistance R8；PWM control
The second end of 15 pins of chip, the first end of capacitor C11 and resistance R27 is all connected with+15V power supply, the second end of capacitor C11
Ground connection, 13 pins of the first end connection pwm chip of resistance R27；The first end of resistance R8 and the 16 of pwm chip are drawn
Foot is connected；9 pins of pwm chip and the first end of resistance R7, the first end of capacitor C13, the first end of capacitor C14 and
The second end of resistance R8 is connected, and the second end of resistance R7, the second end of capacitor C13, the second end of capacitor C14 are grounded, PWM control
16 pins of coremaking piece are connected with 2 pins.
Further, the digital voltage regulation module further includes signal input circuit, and the signal input circuit includes operation
Amplification chip, resistance R9-R17, capacitor C15, capacitor C16, zener diode ZD1 and potentiometer RP1；Wherein operation amplifier chip
8 pin connection+15V power supply；3 pins are connected with the first end of resistance R16, the second end and potentiometer RP1 of the resistance R16
Adjustable end be connected, the first fixing end of the potentiometer RP1 is grounded by resistance R17, and the potentiometer RP1 second is fixed
End connection VCC power supply；The pressure regulation signal that main control chip issues inputs the operation amplifier core by resistance R9, R10, R11 and R12
2 pins of piece；It is grounded between the resistance R9 and resistance R10 by capacitor C15；Pass through between the resistance R10 and resistance R11
Capacitor C16 ground connection, 2 pins of the operation amplifier chip are also connect with the second end of resistance R13；The operation amplifier chip
1 pin is connected with the cathode of the first end of R13 and zener diode ZD1, zener diode ZD1 anode successively with resistance R14
It is connected in series with resistance R15, R15 output end is connected with 6 pins of pwm chip.
Further, the signal input circuit further includes capacitor C17, capacitor C18, resistance R18 and resistance R19；It is described
Capacitor C17 and capacitor C18 is connected in parallel on+15V feeder ear and is grounded；After the resistance R18 connects with the second fixing end of potentiometer RP1
VCC is met, is grounded between the resistance R16 and pin 3 by resistance R19.
Further, the signal input circuit further includes capacitor C19, capacitor C20, resistance R20 and zener diode
ZD2；Between the resistance R11 and resistance R12 and it is connected to the first end of resistance R20 and the first end of capacitor C19；The resistance
Between R14 and resistance R15 and it is connected to the first end of capacitor C20 and the cathode of zener diode ZD2；The second of the resistance R20
The anode at end, the second end of capacitor C19, the second end of capacitor C20 and zener diode ZD2 is grounded.
Further, the digital voltage regulation module further includes resistance R21, resistance R22, capacitor C21 and capacitor C22, institute
The second end for stating the first end and the second end of the resistance R22, the first end of capacitor C21 and capacitor C22 of resistance R21 connects
It connecing, the first end of capacitor C21 is connected with the second end of the capacitor C22, and the second of the second end of resistance R21 and capacitor C21
End is all connected with 200 pins of IGBT1, and the first end of resistance R22 and the first end of capacitor C22 are all connected with 202 pins of IGBT.
Further, the digital voltage regulation module further includes triode VT1, diode D7 and superconducting coil L1, described
The base stage of triode VT1 is connected with power supply line, the first end of the collector connection superconducting coil L1 of triode VT1, three poles
The emitter of pipe VT1 connects the anode of the diode D7, the second end of the cathode of the diode D7 and the superconducting coil L1
It is connected.
Further, the digital voltage regulation module further includes transformer T2, transformer T3, triode VT2, triode
VT3, diode D8, diode D9 and capacitor C23；The collector of triode VT2 is connected with the anode of diode D8, triode
The emitter of VT2 is connected with the cathode of diode D8；The collector of triode VT3 is connected with the anode of diode D9, triode
The emitter of VT3 is connected with the cathode of diode D9, the first end of the capacitor C23 and the cathode of diode D8 and diode D9
Cathode be connected, the second end of the capacitor C23 is connected with the anode of diode D8 and the positive of diode D9；Described three
The base stage of pole pipe VT2 accesses power supply line by transformer T2 parallel connection, and the base stage of the triode VT3 is connected by transformer T3
Access power supply line.
Beneficial effects of the present invention are as follows:
The present invention provides a kind of new digital voltage regulation module applied to high voltage power supply, and strong antijamming capability, stability is good,
It can effectively ensure that the input voltage of high voltage package is precisely stablized.
Detailed description of the invention
Fig. 1 is the circuit diagram for the digital voltage regulation module that embodiment 1 is applied to high voltage power supply；
Fig. 2 is the peripheral circuit diagram that embodiment 2PWM controls chip；
Fig. 3 is the circuit diagram of the signal input circuit of 3 digital voltage regulation module of embodiment；
Fig. 4 is the circuit diagram of the signal input circuit of 4 digital voltage regulation module of embodiment；
Fig. 5 is the partial circuit diagram of 5 digital voltage regulation module of embodiment；
Fig. 6 is the partial circuit diagram of 6 digital voltage regulation module of embodiment.
Specific embodiment
Invention is further described in detail with following embodiment with reference to the accompanying drawing.
Embodiment 1
The embodiment of the present invention 1 provides a kind of digital voltage regulation module applied to high voltage power supply, as shown in Figure 1, including that PWM is controlled
Coremaking piece, transformer T1, IGBT1, IGBT2, control signal output circuit, impulse commutation circuit and the first protection circuit；
The signal input pin of the pwm chip is connected with main control chip, for inputting pressure regulation signal；
The control signal output circuit includes capacitor C1, resistance R25 and resistance R1；The first end of the capacitor C1 connects
1 pin at the output end B and transformer of pwm chip；The first end of the second end connection resistance R1 of the capacitor C1, it is described
The second end of resistance R1 is connected with 2 pins of the first end of the resistance R25 and transformer；The second end of the resistance R25
It is connected with the end output A of pwm chip；
The impulse commutation circuit includes resistance R23, resistance R24, diode D1 and diode D2；The resistance R23's
The cathode of first end and diode D1 are connected with 5 pins of transformer, the anode of the second end of resistance R23 and diode D1 with
199 pins of IGBT1 are connected；The first end and the cathode of diode D2 and 3 pins of transformer of the resistance R24 is connected, electricity
The anode of the second end and diode D2 that hinder R24 is connected with 204 pins of IGBT2；
The first protection circuit includes zener diode ZD3-ZD6, resistance R2 and resistance R3；The zener diode
The anode of ZD3 is connected with the first end of the anode of the diode D1 and resistance R2, the cathode of the zener diode ZD3 and institute
The cathode for stating zener diode ZD4 is connected；Anode and 6 pins of transformer and the second end of resistance R2 of zener diode ZD4
It is connected；The second end of resistance R2 is also connected with 201 pins of IGBT1 and 203 pins of IGBT2；The zener diode ZD5 is just
Pole connects the anode of the diode D2 and the first end of resistance R3, the cathode and zener diode of the zener diode ZD5
The cathode of ZD6 is connected, and the anode of the zener diode ZD6 is connected with the second end of 4 pins of transformer and resistance R3, described
The second end of resistance R3 is connected with 202 pins of IGBT2；
200 pins of the IGBT1 are connected with forward voltage, and 202 pins of TGBT2 are connected with negative voltage, described
201 pins of IGBTI and 203 pins of IGBT2 are connected with power supply line, the power supply line and high voltage package supply input
End is connected.
Main control chip for providing pressure regulation signal, pressure regulation signal by signal input pin enter pwm chip it
Output pulse signal afterwards, and carry out stablizing rectification by transformer, wherein the effect of transformer T1 be with high voltage supply module every
From optimization high-frequency signal；Protective resistance after into high voltage supply module through over commutation and series, the high-frequency impulse as IGBT
Signal input starts IGBT, finally provides input voltage, the number provided in this embodiment applied to high voltage power supply for high voltage package
Voltage regulating module, stability is good, can effectively ensure that the input voltage of high voltage package is precisely stablized, while can guarantee between each device
Independence improves anti-interference ability.
Embodiment 2
The embodiment of the present invention 2 provide the digital voltage regulation module applied to high voltage power supply the difference from embodiment 1 is that, such as
It shown in Fig. 2, further limits, the pwm chip is KA3525, and the digital voltage regulation module further includes the second protection electricity
Road, the second protection circuit includes: capacitor C5-C8, capacitor C10, resistance R26, resistance R4-R6；Draw the 1 of pwm chip
Foot is connected with the second end of the second end of resistance R4 and capacitor C5, the second end phase of 2 pins and capacitor C6 of pwm chip
Even, 5 pins of pwm chip are separately connected the second end of capacitor C7 and the second end of resistance R26, and 7 pins connect resistance R26
First end, 8 pins connect the second end of capacitor C8, the first end of resistance R6 and the first end of capacitor C10 and resistance R5's
First end is connected, and the first end of resistance R5 connects main control chip, the second end connection VCC power supply of resistance R5, and the of resistance R6
Two ends connect the second end of capacitor C10 and the first end of capacitor C8, the first end of resistance R4, the first end of capacitor C5, capacitor C6
First end, the first end of the first end of capacitor C7 and capacitor C8 is grounded.The digital voltage regulation module further includes that power supply is defeated
Enter circuit and feed circuit, the power supply input circuit includes capacitor C11 and resistance R27；The feed circuit includes capacitor
C13, capacitor C14, resistance R7 and resistance R8；The of 15 pins of pwm chip, the first end of capacitor C11 and resistance R27
Two ends are all connected with+15V power supply, the second end ground connection of capacitor C11, and the 13 of the first end connection pwm chip of resistance R27 are drawn
Foot；The first end of resistance R8 is connected with 16 pins of pwm chip；9 pins of pwm chip and the first of resistance R7
The second end at end, the first end of capacitor C13, the first end of capacitor C14 and resistance R8 is connected, the second end of resistance R7, capacitor
The second end of C13, the second end of capacitor C14 are grounded, and 16 pins of pwm chip are connected with 2 pins.
Digital voltage regulation module provided in this embodiment can effectively improve the job stability of pwm chip, capacitor C8
For soft start capacitor, resistance R6 is thermistor, is transmitted to main control chip for obtaining the temperature of circuit board, and by signal, is used for
Protection circuit plate.
Embodiment 3
The embodiment of the present invention 3 provide the digital voltage regulation module applied to high voltage power supply the difference from example 2 is that, such as
Shown in Fig. 3, further limit, as shown in figure 3, the digital voltage regulation module further includes signal input circuit, the signal input
Circuit includes operation amplifier chip, resistance R9-R17, capacitor C15, capacitor C16, zener diode ZD1 and potentiometer RP1；Wherein
8 pin connection+15V of operation amplifier chip power；3 pins are connected with the first end of resistance R16, and the second of the resistance R16
End is connected with the adjustable end of potentiometer RP1, and the first fixing end of the potentiometer RP1 is grounded by resistance R17, the current potential
The second fixing end of device RP1 connects VCC power supply；The pressure regulation signal that main control chip issues is inputted by resistance R9, R10, R11 and R12
2 pins of the operation amplifier chip, and resistance R9 is also used as the output end of pressure regulation signal；The resistance R9 and resistance
It is grounded between R10 by capacitor C15；It is grounded between the resistance R10 and resistance R11 by capacitor C16, the operation amplifier core
2 pins of piece are also connect with the second end of resistance R13；1 pin of the operation amplifier chip and the first end of R13 and pressure stabilizing two
The cathode of pole pipe ZD1 is connected, and the anode of zener diode ZD1 is successively connected in series with resistance R14 and resistance R15, R15 output end with
6 pins of pwm chip are connected.
Digital voltage regulator circuit provided in this embodiment is carried out by the circuit to operation amplifier chip input terminal and output end
It rationally designing, the pressure regulation signal of main control chip output is handled, the driving capability and stability of pressure regulation signal are greatly enhanced, from
And improve the stability of high voltage power supply output voltage.
Embodiment 4
The digital voltage regulation module applied to high voltage power supply that the embodiment of the present invention 4 provides is substantially the same manner as Example 3, different
, as shown in figure 4, the signal input circuit further includes capacitor C17, capacitor C18, resistance R18 and resistance R19；The electricity
Hold C17 and capacitor C18 to be connected in parallel on+15V feeder ear and be grounded；The resistance R18 connects with the second fixing end of potentiometer RP1 and is followed by
VCC is grounded between the resistance R16 and pin 3 by resistance R19.
The signal input circuit further includes capacitor C19, capacitor C20, resistance R20 and zener diode ZD2；The resistance
Between R11 and resistance R12 and it is connected to the first end of resistance R20 and the first end of capacitor C19；The resistance R14 and resistance R15 it
Between and be connected to the first end of capacitor C20 and the cathode of zener diode ZD2；The of the second end of the resistance R20, capacitor C19
The anode at two ends, the second end of capacitor C20 and zener diode ZD2 is grounded.
Digital voltage regulation module provided in this embodiment can play guarantee by above-mentioned setting to the waveform of input signal and make
With on the other hand raising circuit stability can also improve the interference free performance of integrated circuit, cutting interference guarantees main control chip
Stable operation.
Embodiment 5
The digital voltage regulation module applied to high voltage power supply that the embodiment of the present invention 5 provides is substantially the same manner as Example 1, different
, as shown in figure 5, the digital voltage regulation module further includes resistance R21, resistance R22, capacitor C21 and capacitor C22, the electricity
The second end for hindering the first end and the second end of the resistance R22, the first end of capacitor C21 and capacitor C22 of R21 is all connected with, electricity
The first end for holding C21 is connected with the second end of the capacitor C22, and the second end of resistance R21 and the second end of capacitor C21 connect
200 pins of IGBT1 are connect, the first end of resistance R22 and the first end of capacitor C22 are all connected with 202 pins of IGBT.
Digital voltage regulation module provided in this embodiment, resistance R21 and resistance R22 can be eliminated quickly after complete machine power-off
Excess charge can guarantee the safety of entire module by above-mentioned setting.
Embodiment 6
The digital voltage regulation module applied to high voltage power supply that the embodiment of the present invention 6 provides is substantially the same manner as Example 5, different
, as shown in fig. 6, the digital voltage regulation module further includes triode VT1, diode D7 and superconducting coil L1, three pole
The base stage of pipe VT1 is connected with power supply line, the first end of the collector connection superconducting coil L1 of triode VT1, triode VT1
Emitter connect the anode of the diode D7, the cathode of the diode D7 is connected with the second end of the superconducting coil L1
It connects.
The digital voltage regulation module further include transformer T2, transformer T3, triode VT2, triode VT3, diode D8,
Diode D9 and capacitor C23；The collector of triode VT2 is connected with the anode of diode D8, the emitter of triode VT2 and two
The cathode of pole pipe D8 is connected；The collector of triode VT3 is connected with the anode of diode D9, the emitter of triode VT3 and two
The cathode of pole pipe D9 is connected, and the first end of the capacitor C23 is connected with the cathode of the cathode of diode D8 and diode D9, institute
The second end of capacitor C23 is stated to be connected with the anode of the anode of diode D8 and diode D9；The base stage of the triode VT2 is logical
Transformer T2 parallel connection access power supply line is crossed, the base stage of the triode VT3 passes through transformer T3 series connection access power supply line.
Digital voltage regulation module provided in this embodiment may further ensure that the stability of voltage source by above-mentioned setting,
Reactive power is eliminated, to ensure the normal operation of each device, on the other hand can also realize that voltage is adjusted by superconducting coil
Effect, is played in the case where the load of load running is excessive using Peak Load Adjustment.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the scope of the present invention into
Row limits, and without departing from the spirit of the design of the present invention, those of ordinary skill in the art make technical solution of the present invention
Various changes and improvements out, should fall within the scope of protection determined by the claims of the present invention.
Claims (10)
1. a kind of digital voltage regulation module applied to high voltage power supply, which is characterized in that including pwm chip, transformer T1,
IGBT1, IGBT2, control signal output circuit, impulse commutation circuit and the first protection circuit；
The signal input pin of the pwm chip is connected with main control chip, for inputting pressure regulation signal；
The control signal output circuit includes capacitor C1, resistance R25 and resistance R1；The first end of the capacitor C1 connects PWM
Control 1 pin at the output end B and transformer of chip；The first end of the second end connection resistance R1 of the capacitor C1, the electricity
The second end of resistance R1 is connected with 2 pins of the first end of the resistance R25 and transformer；The second end of the resistance R25 with
The end output A of pwm chip is connected；
The impulse commutation circuit includes resistance R23, resistance R24, diode D1 and diode D2；The first of the resistance R23
End and the cathode of diode D1 and 5 pins of transformer are connected, the second end of resistance R23 and the anode and IGBT1 of diode D1
199 pins be connected；The first end and the cathode of diode D2 and 3 pins of transformer of the resistance R24 is connected, resistance R24
Second end and diode D2 anode be connected with 204 pins of IGBT2；
The first protection circuit includes zener diode ZD3-ZD6, resistance R2 and resistance R3；The zener diode ZD3's
The first end of positive anode and resistance R2 with the diode D1 is connected, the cathode of the zener diode ZD3 with it is described surely
The cathode of diode ZD4 is pressed to be connected；The anode of zener diode ZD4 is connected with the second end of 6 pins of transformer and resistance R2；
The second end of resistance R2 is also connected with 201 pins of IGBT1 and 203 pins of IGBT2；The anode of the zener diode ZD5 is even
The anode of the diode D2 and the first end of resistance R3 are connect, the cathode of the zener diode ZD5 is with zener diode ZD6's
Cathode is connected, and the anode of the zener diode ZD6 is connected with the second end of 4 pins of transformer and resistance R3, the resistance
The second end of R3 is also connected with 202 pins of IGBT2；
200 pins of the IGBT1 are connected with forward voltage, and 202 pins of TGBT2 are connected with negative voltage, the IGBTI's
203 pins of 201 pins and IGBT2 are connected with power supply line, and the power supply line is connected with high voltage package energization input.
2. being applied to the digital voltage regulation module of high voltage power supply as described in claim 1, which is characterized in that the PWM controls core
Piece is KA3525.
3. being applied to the digital voltage regulation module of high voltage power supply as claimed in claim 2, which is characterized in that the digital voltage regulation mould
Block further includes the second protection circuit, and the second protection circuit includes: capacitor C5-C8, capacitor C10, resistance R26, resistance R4-
R6；1 pin of pwm chip is connected with the second end of the second end of resistance R4 and capacitor C5,2 pins of pwm chip
Be connected with the second end of capacitor C6,5 pins of pwm chip be separately connected capacitor C7 second end and resistance R26 second
End, 7 pins connect the first end of resistance R26, and 8 pins connect the second end of capacitor C8, and the first end of resistance R6 is with capacitor C10's
First end and the first end of resistance R5 are connected, and the first end of resistance R5 connects main control chip, the second end connection of resistance R5
VCC power supply, the second end of the second end connection capacitor C10 of resistance R6 and the first end of capacitor C8, the first end of resistance R4, capacitor
The first end of C5, the first end of capacitor C6, the first end of the first end of capacitor C7 and capacitor C8 are grounded.
4. being applied to the digital voltage regulation module of high voltage power supply as claimed in claim 2, which is characterized in that the digital voltage regulation mould
Block further includes power supply input circuit and feed circuit, and the power supply input circuit includes capacitor C11 and resistance R27；The feedback
Circuit includes capacitor C13, capacitor C14, resistance R7 and resistance R8；15 pins of pwm chip, capacitor C11 first end with
And the second end of resistance R27 is all connected with+15V power supply, the second end ground connection of capacitor C11, the first end connection PWM control of resistance R27
13 pins of coremaking piece；The first end of resistance R8 is connected with 16 pins of pwm chip；9 pins and electricity of pwm chip
It hinders the first end of R7, the first end of capacitor C13, the second end of the first end of capacitor C14 and resistance R8 to be connected, the of resistance R7
Two ends, the second end of capacitor C13, the second end of capacitor C14 are grounded, and 16 pins of pwm chip are connected with 2 pins.
5. being applied to the digital voltage regulation module of high voltage power supply as described in claim 1, which is characterized in that the digital voltage regulation mould
Block further includes signal input circuit, and the signal input circuit includes operation amplifier chip, resistance R9-R17, capacitor C15, capacitor
C16, voltage-stabiliser tube diode ZD1 and potentiometer RP1；The wherein 8 pin connection+15V power supply of operation amplifier chip；3 pins and electricity
The first end for hindering R16 is connected, and the second end of the resistance R16 is connected with the adjustable end of potentiometer RP1, the potentiometer RP1
The first fixing end be grounded by resistance R17, second fixing end of potentiometer RP1 connection VCC power supply；What main control chip issued
Pressure regulation signal inputs 2 pins of the operation amplifier chip by resistance R9, resistance R10, resistance R11 and resistance R12；The electricity
It is grounded between resistance R9 and resistance R10 by capacitor C15；It is grounded between the resistance R10 and resistance R11 by capacitor C16, it is described
2 pins of operation amplifier chip are also connect with the second end of resistance R13, and 1 pin of the operation amplifier chip is with resistance R13's
First end is connected with the cathode of voltage-stabiliser tube diode ZD1, voltage-stabiliser tube diode ZD1 anode successively with resistance R14 and resistance R15
It is connected in series, resistance R15 output end is connected with 6 pins of pwm chip.
6. being applied to the digital voltage regulation module of high voltage power supply as claimed in claim 5, which is characterized in that the signal input electricity
Road further includes capacitor C17, capacitor C18, resistance R18 and resistance R19；The capacitor C17 and capacitor C18 are connected in parallel on+15V feeder ear
And it is grounded；The resistance R18 connects with the second fixing end of potentiometer RP1 and is followed by VCC, passes through between the resistance R16 and pin 3
Resistance R19 ground connection.
7. being applied to the digital voltage regulation module of high voltage power supply as claimed in claim 5, which is characterized in that the signal input electricity
Road further includes capacitor C19, capacitor C20, resistance R20 and voltage-stabiliser tube diode ZD2；Between the resistance R11 and resistance R12 and connect
There are the first end of resistance R20 and the first end of capacitor C19；Between the resistance R14 and resistance R15 and it is connected to the of capacitor C20
The cathode of one end and voltage-stabiliser tube diode ZD2；The second end of the resistance R20, the second end of capacitor C19, capacitor C20 second
The anode of end and voltage-stabiliser tube diode ZD2 are grounded.
8. being applied to the digital voltage regulation module of high voltage power supply as described in claim 1, which is characterized in that the digital voltage regulation mould
Block further includes resistance R21, resistance R22, capacitor C21 and capacitor C22, and the of the first end of the resistance R21 and the resistance R22
The second end at two ends, the first end of capacitor C21 and capacitor C22 is all connected with, and the of the first end of capacitor C21 and the capacitor C22
Two ends are connected, and the second end of resistance R21 and the second end of capacitor C21 are all connected with 200 pins of IGBT1, and the first of resistance R22
The first end of end and capacitor C22 are all connected with 202 pins of IGBT.
9. the digital voltage regulation module according to claims 1-8 applied to high voltage power supply, which is characterized in that the digital voltage regulation
Module further includes triode VT1, diode D7 and superconducting coil L1, and the base stage of the triode VT1 is connected with power supply line,
The first end of the collector connection superconducting coil L1 of triode VT1, the emitter of triode VT1 are connecting the diode D7 just
Pole, the cathode of the diode D7 are connected with the second end of the superconducting coil L1.
10. being applied to the digital voltage regulation module of high voltage power supply as claimed in claim 9, which is characterized in that the digital voltage regulation
Module further includes transformer T2, transformer T3, triode VT2, triode VT3, diode D8, diode D9 and capacitor C23；Three
The collector of pole pipe VT2 is connected with the anode of diode D8, and the emitter of triode VT2 is connected with the cathode of diode D8；Three
The collector of pole pipe VT3 is connected with the anode of diode D9, and the emitter of triode VT3 is connected with the cathode of diode D9, institute
The first end for stating capacitor C23 is connected with the cathode of the cathode of diode D8 and diode D9, the second end of the capacitor C23 with
The anode of diode D8 is connected with the anode of diode D9；The base stage of the triode VT2 is accessed by transformer T2 parallel connection
The base stage of power supply line, the triode VT3 passes through transformer T3 series connection access power supply line.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018106088781 | 2018-06-13 | ||
| CN201810608878.1A CN108667298A (en) | 2018-06-13 | 2018-06-13 | Digital voltage regulation module applied to high voltage power supply |
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| Publication Number | Publication Date |
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| CN110138219A true CN110138219A (en) | 2019-08-16 |
| CN110138219B CN110138219B (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810608878.1A Pending CN108667298A (en) | 2018-06-13 | 2018-06-13 | Digital voltage regulation module applied to high voltage power supply |
| CN201910511911.3A Active CN110138219B (en) | 2018-06-13 | 2019-06-13 | Digital voltage regulating module applied to high-voltage power supply |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810608878.1A Pending CN108667298A (en) | 2018-06-13 | 2018-06-13 | Digital voltage regulation module applied to high voltage power supply |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0338109A1 (en) * | 1988-04-20 | 1989-10-25 | Zumtobel Aktiengesellschaft | Converter for a discharge lamp |
| CN101567637A (en) * | 2009-05-31 | 2009-10-28 | 陈清尧 | Design of singlechip-controlled switch power |
| CN201869101U (en) * | 2010-12-07 | 2011-06-15 | 惠州市德赛视听科技有限公司 | Isolating drive circuit |
| CN203872057U (en) * | 2014-03-18 | 2014-10-08 | 江苏中利电子信息科技有限公司 | DC power convertor board |
| CN107318273A (en) * | 2014-08-19 | 2017-11-03 | 环境潜能公司 | It with the addition of the electrodeless flourescent ballast drive circuit and resonance circuit of filtering and protection |
| CN207099410U (en) * | 2017-06-17 | 2018-03-13 | 泉州师范学院 | A kind of new half-bridge drive circuit for HID lamp |
-
2018
- 2018-06-13 CN CN201810608878.1A patent/CN108667298A/en active Pending
-
2019
- 2019-06-13 CN CN201910511911.3A patent/CN110138219B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0338109A1 (en) * | 1988-04-20 | 1989-10-25 | Zumtobel Aktiengesellschaft | Converter for a discharge lamp |
| CN101567637A (en) * | 2009-05-31 | 2009-10-28 | 陈清尧 | Design of singlechip-controlled switch power |
| CN201869101U (en) * | 2010-12-07 | 2011-06-15 | 惠州市德赛视听科技有限公司 | Isolating drive circuit |
| CN203872057U (en) * | 2014-03-18 | 2014-10-08 | 江苏中利电子信息科技有限公司 | DC power convertor board |
| CN107318273A (en) * | 2014-08-19 | 2017-11-03 | 环境潜能公司 | It with the addition of the electrodeless flourescent ballast drive circuit and resonance circuit of filtering and protection |
| CN207099410U (en) * | 2017-06-17 | 2018-03-13 | 泉州师范学院 | A kind of new half-bridge drive circuit for HID lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108667298A (en) | 2018-10-16 |
| CN110138219B (en) | 2020-11-24 |
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Effective date of registration: 20220705 Address after: 075000 Xinxing Industrial Development Zone, wuduntai village, dongyaozi Town, Qiaoxi District, Zhangjiakou City, Hebei Province Patentee after: ZHANGJIAKOU CITY STAR ELECTRONIC TECHNOLOGY CO.,LTD. Address before: 075000 No.22, anjiadi village, zhaoyanghe Town, Kangbao County, Zhangjiakou City, Hebei Province Patentee before: Ren Zhiguang |