CN106026756B - A kind of quick negative high voltage power pulse output circuit of rechargeable type - Google Patents
A kind of quick negative high voltage power pulse output circuit of rechargeable type Download PDFInfo
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- CN106026756B CN106026756B CN201610581263.5A CN201610581263A CN106026756B CN 106026756 B CN106026756 B CN 106026756B CN 201610581263 A CN201610581263 A CN 201610581263A CN 106026756 B CN106026756 B CN 106026756B
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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
- H02M11/00—Power conversion systems not covered by the preceding groups
Abstract
The present invention relates to a kind of quick negative high voltage power pulse output circuits of rechargeable type, it includes cell voltage and high pressure display circuit, further includes charging circuit, trigger control circuit, power pulse output circuit.Cell voltage and high pressure display circuit are connect respectively with power pulse output circuit and charging circuit, and trigger control circuit is connect with power pulse output circuit.The beneficial effects of the invention are as follows：With charge function, alternating current 220V both can be used, and as power supply, the rechargeable battery that also can be used alone realizes circuit power supply diversity, facilitates the use of user in particular circumstances as power supply；Triggering speed is fast, and stability is good, and reliability is high；Charging voltage is high, and storage energy is big, and output discharge pulse instantaneous power is high；The isolation triggering control of output power pulse, reduces output interference, facilitates user's control.
Description
Technical field
The present invention relates to a kind of high-voltage power pulse generating unit for being applied to the fields such as industry, scientific research, military project, high currents
The quick negative high voltage power pulse output circuit of rechargeable type in impulse generator and fuzing system, armament etc..
Background technology
On the one hand existing high voltage pulse generation device or fuzing system, armament need externally fed power supply while it is working, but
In some particular applications of no externally fed, using being inconvenient；On the other hand, above device is by working mechanism and member
The limitations such as device performance, triggering speed is slower, and the pulse current of output is small, and pulse power is low, loads the moment output energy of acquisition
It measures small, with the development of electronics technology, cannot increasingly meet the market demand.
Invention content
In view of the situation of the prior art and market actual demand, the present invention provides one kind is easy to carry, performance is stable, wink
Between output energy is high, the quick negative high voltage power pulse output circuit of rechargeable type of fast response time.
The present invention to achieve the above object, is adopted the technical scheme that：A kind of quick negative high voltage power arteries and veins of rechargeable type
Output circuit is rushed, it includes cell voltage and high pressure display circuit, it is characterised in that：Further include charging circuit, triggering control electricity
Road, power pulse output circuit, the cell voltage and high pressure display circuit are electric with power pulse output circuit and charging respectively
Road connects, and the trigger control circuit is connect with power pulse output circuit；
Physical circuit is connected as：In the charging circuit, a termination Alternating Current Power Supplies of the primary coil Lp1 of transformer TRF1
The firewire L ends of input, the zero curve N-terminal of the b termination Alternating Current Power Supply inputs of transformer TRF1 primary coils Lp1, transformer TRF1 times
Anode of the c ends of grade coil Ls1 respectively with the cathode of diode D1, diode D2 is connect, transformer TRF1 secondary coils Ls1's
Anode of the d ends respectively with the cathode of diode D4, diode D3 is connect, and diode D1 is grounded GND after being connected with the anode of D4, and two
Pole pipe D2 connects the anode of capacitance C1, the cathode of diode D6, one end of resistance R2 and triode respectively after being connected with the cathode of D3
The emitter of T1, the anode and resistance R21 of the anode difference sending and receiving light pipe LED1 of cathode the ground connection GND, diode D6 of capacitance C1
One end, the base stage of another termination triode T1 of resistance R21, the cathode of luminous tube LED1 connects to compare respectively by resistance R1 to be put
1 foot of output terminal of big device U1A and one end of capacitance C2,4 foot of ground terminal of comparison amplifier U1A are connected with the other end of capacitance C2
After be grounded GND, the anode of another terminating diode D5 of resistance R2,8 foot of power end of comparison amplifier U1A respectively with diode
The cathode of diode D7 is connected and inside is used as to supply in the cathode of D5, one end of resistance R3, cell voltage and high pressure display circuit
Inverting input with comparison amplifier U1A respectively after 1 foot of cathode and 2 foot of control terminal of electric end Vcc, adjustable reference source U2 are connected
2 feet, resistance R3 the other end be connected and be used as internal reference end Vr, 3 foot of the anode ground connection GND of adjustable reference source U2 compares and puts
3 foot of in-phase input end of big device U1A connects 3 foot of adjustable end of potentiometer RW, and 1 foot of potentiometer RW is grounded GND, electricity by resistance R5
2 feet of position device RW connect the cathode of diode D8, one end of breaker Fuse, cell voltage and high pressure by resistance R4 and show respectively
One end of S1 is switched in circuit, the collector of triode T1 connects the anode of diode D8, another termination charging of breaker Fuse
The anode of battery BAT, the cathode ground connection GND of rechargeable battery BAT；
In the trigger control circuit, trigger control end P/N connects photoelectrical coupler U3 input diodes by resistance R6
1 foot of anode, 2 foot of cathode of photoelectrical coupler U3 input diodes connect control ground G1, the collection of photoelectrical coupler U3 output triodes
The one end of 4 foot of electrode respectively with resistance R8 and capacitance C4 is connect, 3 foot of emitter and capacitance of photoelectrical coupler U3 output triodes
One end of C3 is grounded GND after being connected, voltage stabilizing chip U4 is in parallel with capacitance C8, the other end of resistance R8 respectively with resistance R9 one
End, one end connection of 1 foot of voltage stabilizing chip U4, resistance R22, another termination in-line power end Vcc of resistance R22, voltage stabilizing chip
The other end of 3 feet the ground connection GND, resistance R9 of U4 connect respectively with 6 foot of inverting input of the other end of capacitance C4, amplifier U1B
It connects, 5 foot of in-phase input end of the other end of capacitance C3 respectively with one end of resistance R7, amplifier U1B is connect, and resistance R7's is another
Terminate the other end of termination in-line power an end Vcc, resistance R10 of internal reference end Vr, resistance R10 respectively with amplifier U1B
7 foot of output terminal, capacitance C5 one end be connected, the other end of capacitance C5 respectively with one end of resistance R11, the control of controllable silicon SCR
3 foot of pole processed connection, the other end of resistance R11 are grounded GND after being connected with 1 foot of cathode of controllable silicon SCR；
In the power pulse output circuit, high voltage power supply 1 is connected with the input feeder ear Vin of high voltage power supply 2 is followed by electricity
The anode of diode D7 in cell voltage and high pressure display circuit, high voltage power supply 1 with the input of high voltage power supply 2 are grounded after G is connected
GND, the output ground HG1 of high voltage power supply 1 with the output of high voltage power supply 2 are grounded GND, the output terminal of high voltage power supply 2 after HG2 is connected
HV2 is connect by 2 feet of anode of the resistance R12 respectively with controllable silicon SCR in one end of capacitance C6, trigger control circuit, capacitance C6
Another termination transformer TRF2 primary coils Lp2 1 foot of different name end, 2 foot of Same Name of Ends of transformer TRF2 primary coils Lp2 with
One end of resistance R18 is grounded GND, the trigger electrode of the different name end 4 foot contact hair pipe T2 of transformer TRF2 secondary coils Ls2 after being connected
G ends, 3 foot of Same Name of Ends of transformer TRF2 secondary coils Ls2 respectively with trigger the cathode K ends of pipe T2, the other end of resistance R18,
One end of resistance R19 is connected and high-voltage pulse output ground HGND is used as to draw, the anode A end of triggering pipe T2 respectively with resistance R13
It is connected with one end of capacitance C7, the output terminal HV1 of high voltage power supply 1 is shown respectively with the other end, cell voltage and high pressure of resistance R13
Show one end connection of resistance R14 in circuit, the other end of another terminating resistor R19 of capacitance C7 is simultaneously exported as high-voltage pulse
End-HVP is drawn.
The beneficial effects of the invention are as follows：With charge function, alternating current 220V both can be used as power supply, it also can be independent
Using rechargeable battery as power supply, circuit power supply diversity is realized, facilitates the use of user in particular circumstances.
Triggering speed is fast, and stability is good, and reliability is high.
Charging voltage is high, and storage energy is big, and output discharge pulse instantaneous power is high.
The isolation triggering control of output power pulse, reduces output interference, facilitates user's control.
Description of the drawings
The circuit that Fig. 1 is the present invention connects block diagram；
Fig. 2 is the circuit diagram of the present invention.
Specific embodiment
As shown in Figure 1, 2, the quick negative high voltage power pulse output circuit of a kind of rechargeable type, it includes cell voltage and height
Display circuit is pressed, further includes charging circuit, trigger control circuit, power pulse output circuit.
Cell voltage and high pressure display circuit are connect respectively with power pulse output circuit and charging circuit, triggering control electricity
Road is connect with power pulse output circuit.
In above-mentioned charging circuit, the firewire L ends of a termination Alternating Current Power Supply inputs of the primary coil Lp1 of transformer TRF1 become
The zero curve N-terminal of the b termination Alternating Current Power Supply inputs of depressor TRF1 primary coils Lp1, the c ends point of transformer TRF1 secondary coils Ls1
Anode not with the cathode of diode D1, diode D2 is connect, the d ends of transformer TRF1 secondary coils Ls1 respectively with diode
The anode connection of the cathode, diode D3 of D4, diode D1 are grounded GND after being connected with the anode of D4, diode D2's and D3 is negative
The emitter of the anode of capacitance C1, the cathode of diode D6, one end of resistance R2 and triode T1, capacitance are connect after being extremely connected respectively
The anode of anode difference sending and receiving light pipe LED1 of cathode the ground connection GND, diode D6 of C1 and one end of resistance R21, resistance R21's
The base stage of another termination triode T1, the cathode of luminous tube LED1 connect the output terminal 1 of comparison amplifier U1A by resistance R1 respectively
One end of foot and capacitance C2,4 foot of ground terminal of comparison amplifier U1A are grounded GND, resistance R2 after being connected with the other end of capacitance C2
Another terminating diode D5 anode, 8 foot of power end of comparison amplifier U1A respectively with the cathode of diode D5, resistance R3
One end, the cathode of diode D7 is connected and is used as in-line power end Vcc, adjustable reference in cell voltage and high pressure display circuit
1 foot of cathode and 2 foot of control terminal of source U2 be connected after respectively with 2 foot of the inverting input of comparison amplifier U1A, resistance R3 it is another
End is connected and is used as internal reference end Vr, and 3 foot of anode of adjustable reference source U2 is grounded GND, the homophase input of comparison amplifier U1A
3 feet is held to connect 3 foot of adjustable end of potentiometer RW, 1 foot of potentiometer RW is grounded GND by resistance R5, and 2 feet of potentiometer RW pass through electricity
Resistance R4 connects respectively switchs the one of S1 in the cathode of diode D8, one end of breaker Fuse, cell voltage and high pressure display circuit
End, the collector of triode T1 connect the anode of diode D8, and the anode of another termination rechargeable battery BAT of breaker Fuse fills
The cathode ground connection GND of battery BAT.
In above-mentioned trigger control circuit, trigger control end P/N connects photoelectrical coupler U3 input diodes by resistance R6
1 foot of anode, 2 foot of cathode of photoelectrical coupler U3 input diodes connect control ground G1, the collection of photoelectrical coupler U3 output triodes
The one end of 4 foot of electrode respectively with resistance R8 and capacitance C4 is connect, 3 foot of emitter and capacitance of photoelectrical coupler U3 output triodes
One end of C3 is grounded GND after being connected, voltage stabilizing chip U4 is in parallel with capacitance C8, the other end of resistance R8 respectively with resistance R9 one
End, one end connection of 1 foot of voltage stabilizing chip U4, resistance R22, another termination in-line power end Vcc of resistance R22, voltage stabilizing chip
The other end of 3 feet the ground connection GND, resistance R9 of U4 connect respectively with 6 foot of inverting input of the other end of capacitance C4, amplifier U1B
It connects, 5 foot of in-phase input end of the other end of capacitance C3 respectively with one end of resistance R7, amplifier U1B is connect, and resistance R7's is another
Terminate the other end of termination in-line power an end Vcc, resistance R10 of internal reference end Vr, resistance R10 respectively with amplifier U1B
7 foot of output terminal, capacitance C5 one end be connected, the other end of capacitance C5 respectively with one end of resistance R11, the control of controllable silicon SCR
3 foot of pole processed connection, the other end of resistance R11 are grounded GND after being connected with 1 foot of cathode of controllable silicon SCR.
In above-mentioned power pulse output circuit, high voltage power supply 1 is connected with the input feeder ear Vin of high voltage power supply 2 is followed by electricity
The anode of diode D7 in cell voltage and high pressure display circuit, high voltage power supply 1 with the input of high voltage power supply 2 are grounded after G is connected
GND, the output ground HG1 of high voltage power supply 1 with the output of high voltage power supply 2 are grounded GND, the output terminal of high voltage power supply 2 after HG2 is connected
HV2 is connect by 2 feet of anode of the resistance R12 respectively with controllable silicon SCR in one end of capacitance C6, trigger control circuit, capacitance C6
Another termination transformer TRF2 primary coils Lp2 1 foot of different name end, 2 foot of Same Name of Ends of transformer TRF2 primary coils Lp2 with
One end of resistance R18 is grounded GND, the trigger electrode of the different name end 4 foot contact hair pipe T2 of transformer TRF2 secondary coils Ls2 after being connected
G ends, 3 foot of Same Name of Ends of transformer TRF2 secondary coils Ls2 respectively with trigger the cathode K ends of pipe T2, the other end of resistance R18,
One end of resistance R19 is connected and high-voltage pulse output ground HGND is used as to draw, the anode A end of triggering pipe T2 respectively with resistance R13
It is connected with one end of capacitance C7, the output terminal HV1 of high voltage power supply 1 is shown respectively with the other end, cell voltage and high pressure of resistance R13
Show one end connection of resistance R14 in circuit, the other end of another terminating resistor R19 of capacitance C7 is simultaneously exported as high-voltage pulse
End-HVP is drawn.
In component selection, when resistance R12, R13, R18 and R19 choose, it should be examined according to output voltage, charging time etc.
Consider its resistance value, pressure resistance and power etc..When capacitance C7 chooses, can its pressure resistance be considered according to charging voltage, output discharge energy etc., held
Value and reliability.When transformer TRF2 makes, the primary and secondary resistance to pressure request of isolation need to be considered.
Increase charging indicator light, whether be full of convenient for judgement battery.By voltage tester table, high voltage power supply can be monitored in real time
1st, 2 supply voltage and the output voltage of high voltage power supply 1.
Triggering control wave is controlled with outlet chamber by photoelectric coupler isolation, reduces output and control is done
It disturbs.
Operation principle
Alternating current 220V is converted into, then pass through three by low-voltage direct by transformer TRF1, diode D1~D4 and capacitance C1
Pole pipe T1 charges to rechargeable battery BAT.Cell voltage is sampled by the partial pressure of resistance R4, R5 and potentiometer RW, is sent to amplifier
The in-phase input end of U1A, compared with the current potential of the inverting input of amplifier U1A, the output of control amplifier U1A, and then control
The on or off of triode T1 processed, the final charging for controlling battery.
The power supply of high voltage power supply 1 and high voltage power supply 2 is controlled by switching S1, so as to control its output, luminous tube LED2 is real
Border is indicated as the start and stop of high voltage power supply 1, high voltage power supply 2.Voltage tester Table V can switch display charging in real time by switching S2
The output voltage of cell voltage and high voltage power supply 1.
Trig control signal P/N controls the 6 foot current potential of inverting input of amplifier U1B by photoelectrical coupler U3, with putting
The 5 foot current potential of in-phase input end of big device U1B compares, the output of control amplifier U1B, so control controllable silicon SCR conducting or
Cut-off controls capacitance C6 electric discharges, when capacitance C6 discharges, discharge current is by transformer TRF2 armature winding Lp2, then passes through change
Depressor couples, and transformer TRF2 secondary windings Ls2 generates negative high voltage pulse, A, K interpolar of triggering pipe T2 is connected, so as to make height
Large bulk capacitance C7 electric discharges are pressed, export negative high voltage power pulse.
Claims (1)
1. a kind of quick negative high voltage power pulse output circuit of rechargeable type, it includes cell voltage and high pressure display circuit,
It is characterized in that：Charging circuit, trigger control circuit, power pulse output circuit are further included, the cell voltage and high pressure are shown
Circuit is connect respectively with power pulse output circuit and charging circuit, and the trigger control circuit connects with power pulse output circuit
It connects；
Physical circuit is connected as：In the charging circuit, a termination Alternating Current Power Supply inputs of the primary coil Lp1 of transformer TRF1
Firewire L ends, transformer TRF1 primary coils Lp1 b termination Alternating Current Power Supply input zero curve N-terminal, transformer TRF1 secondary wires
It encloses anode of the c ends of Ls1 respectively with the cathode of diode D1, diode D2 to connect, the d ends of transformer TRF1 secondary coils Ls1
The anode with the cathode of diode D4, diode D3 is connect respectively, and diode D1 is grounded GND, two poles after being connected with the anode of D4
Pipe D2 meets the anode of capacitance C1, the cathode of diode D6, one end of resistance R2 and triode T1 respectively after being connected with the cathode of D3
Emitter, the anode of the anode difference sending and receiving light pipe LED1 of cathode the ground connection GND, diode D6 of capacitance C1 and resistance R21's
One end, the base stage of another termination triode T1 of resistance R21, the cathode of luminous tube LED1 is connect respectively by resistance R1 compares amplification
1 foot of output terminal of device U1A and one end of capacitance C2, after 4 foot of ground terminal of comparison amplifier U1A is connected with the other end of capacitance C2
Be grounded GND, the anode of another terminating diode D5 of resistance R2,8 foot of power end of comparison amplifier U1A respectively with diode D5
Cathode, one end of resistance R3, the cathode of diode D7 is connected and is used as in-line power in cell voltage and high pressure display circuit
Hold Vcc, 1 foot of cathode and 2 foot of control terminal of adjustable reference source U2 be connected after respectively with the inverting input of comparison amplifier U1A 2
Foot, resistance R3 the other end be connected and be used as internal reference end Vr, 3 foot of the anode ground connection GND of adjustable reference source U2 compares amplification
3 foot of in-phase input end of device U1A connects 3 foot of adjustable end of potentiometer RW, and 1 foot of potentiometer RW is grounded GND, current potential by resistance R5
2 feet of device RW connect the cathode of diode D8, one end of breaker Fuse, cell voltage and high pressure by resistance R4 and show electricity respectively
One end of S1 is switched in road, the collector of triode T1 connects the anode of diode D8, another termination charging electricity of breaker Fuse
The anode of pond BAT, the cathode ground connection GND of rechargeable battery BAT；
In the trigger control circuit, trigger control end P/N connects the anode 1 of photoelectrical coupler U3 input diodes by resistance R6
Foot, 2 foot of cathode of photoelectrical coupler U3 input diodes connect control ground G1, the collector 4 of photoelectrical coupler U3 output triodes
The one end of foot respectively with resistance R8 and capacitance C4 is connect, and 3 foot of emitter of photoelectrical coupler U3 output triodes is with capacitance C3's
One end is grounded GND after being connected, voltage stabilizing chip U4 is in parallel with capacitance C8, the other end of resistance R8 respectively with one end of resistance R9, steady
1 foot of chip U4, one end of resistance R22 is pressed to connect, another termination in-line power end Vcc of resistance R22, the 3 of voltage stabilizing chip U4
Inverting input 6 foot of the other end of foot ground connection GND, resistance R9 respectively with the other end of capacitance C4, amplifier U1B is connect, electricity
Hold in-phase input end 5 foot of the other end of C3 respectively with one end of resistance R7, amplifier U1B to connect, another termination of resistance R7
The other end of termination in-line power an end Vcc, resistance R10 of internal reference end Vr, resistance R10 are defeated with amplifier U1B respectively
7 foot of outlet, capacitance C5 one end be connected, the other end of capacitance C5 respectively with one end of resistance R11, the control pole 3 of controllable silicon SCR
Foot connects, and the other end of resistance R11 is grounded GND after being connected with 1 foot of cathode of controllable silicon SCR；
In the power pulse output circuit, high voltage power supply 1 is connected with the input feeder ear Vin of high voltage power supply 2 is followed by battery electricity
The anode of diode D7, high voltage power supply 1 with the input of high voltage power supply 2 are grounded GND after G is connected in pressure and high pressure display circuit,
The output ground HG1 of high voltage power supply 1 with the output of high voltage power supply 2 is grounded GND, the output terminal HV2 of high voltage power supply 2 after HG2 is connected
It is connect by anode 2 feet of the resistance R12 respectively with controllable silicon SCR in one end of capacitance C6, trigger control circuit, capacitance C6's is another
1 foot of different name end of one termination transformer TRF2 primary coils Lp2,2 foot of Same Name of Ends and resistance of transformer TRF2 primary coils Lp2
One end of R18 is grounded GND after being connected, the trigger electrode G ends of pipe T2 are sent out in the different name end 4 foot contact of transformer TRF2 secondary coils Ls2,
3 foot of Same Name of Ends of transformer TRF2 secondary coils Ls2 is respectively with triggering the cathode K ends of pipe T2, the other end of resistance R18, resistance
One end of R19 is connected and high-voltage pulse output ground HGND is used as to draw, the anode A end of triggering pipe T2 respectively with resistance R13 and electricity
Hold one end connection of C7, the output terminal HV1 of high voltage power supply 1 shows electricity with the other end, cell voltage and high pressure of resistance R13 respectively
One end connection of resistance R14 in road, the other end of another terminating resistor R19 of capacitance C7 are simultaneously used as high-voltage pulse output terminal-HVP
It draws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610581263.5A CN106026756B (en) | 2016-07-22 | 2016-07-22 | A kind of quick negative high voltage power pulse output circuit of rechargeable type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610581263.5A CN106026756B (en) | 2016-07-22 | 2016-07-22 | A kind of quick negative high voltage power pulse output circuit of rechargeable type |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106026756A CN106026756A (en) | 2016-10-12 |
| CN106026756B true CN106026756B (en) | 2018-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610581263.5A Active CN106026756B (en) | 2016-07-22 | 2016-07-22 | A kind of quick negative high voltage power pulse output circuit of rechargeable type |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107797088B (en) * | 2017-11-06 | 2023-12-12 | 广东省计量科学研究院（华南国家计量测试中心） | Chargeable photoelectric trigger device integrating broadband filtering and infrared receiving functions |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4136659A (en) * | 1975-11-07 | 1979-01-30 | Smith Harold J | Capacitor discharge ignition system |
| EP0126936A2 (en) * | 1983-05-20 | 1984-12-05 | Allied Corporation | High frequency switching battery charger |
| CN102270873A (en) * | 2011-07-30 | 2011-12-07 | 何庆余 | Constant-current constant-voltage pulse charger capable of randomly setting charging voltage and charging current |
| CN104426220A (en) * | 2013-08-31 | 2015-03-18 | 深圳市海洋王照明工程有限公司 | Voltage regulation circuit |
| CN205911967U (en) * | 2016-07-22 | 2017-01-25 | 东文高压电源（天津）股份有限公司 | High voltage power pulse output circuit is born fast to chargeable formula |
-
2016
- 2016-07-22 CN CN201610581263.5A patent/CN106026756B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4136659A (en) * | 1975-11-07 | 1979-01-30 | Smith Harold J | Capacitor discharge ignition system |
| EP0126936A2 (en) * | 1983-05-20 | 1984-12-05 | Allied Corporation | High frequency switching battery charger |
| CN102270873A (en) * | 2011-07-30 | 2011-12-07 | 何庆余 | Constant-current constant-voltage pulse charger capable of randomly setting charging voltage and charging current |
| CN104426220A (en) * | 2013-08-31 | 2015-03-18 | 深圳市海洋王照明工程有限公司 | Voltage regulation circuit |
| CN205911967U (en) * | 2016-07-22 | 2017-01-25 | 东文高压电源（天津）股份有限公司 | High voltage power pulse output circuit is born fast to chargeable formula |
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