CN2406275Y - Hybric stabilized-current power supply of higher stabilized silicon controlled rectifier and regulation tube - Google Patents
Hybric stabilized-current power supply of higher stabilized silicon controlled rectifier and regulation tube Download PDFInfo
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- CN2406275Y CN2406275Y CN 99256173 CN99256173U CN2406275Y CN 2406275 Y CN2406275 Y CN 2406275Y CN 99256173 CN99256173 CN 99256173 CN 99256173 U CN99256173 U CN 99256173U CN 2406275 Y CN2406275 Y CN 2406275Y
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- voltage
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- analog switch
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Abstract
The utility model relates to a mixed stabilized-current power supply of higher stabilized controlled silicon and a regulation pipe and comprises a rectifier transformer, a three-phase complete bridge, a load, etc., wherein, the three-phase complete bridge is connected with a filter circuit in parallel. Both ends of the filter circuit are connected with triodes T1 in parallel, and a voltage ring is connected between a collector electrode and an emission electrode of each triode T1. Each voltage ring is connected with the three-phase complete bridge, and a base electrode of each triode T1 is connected with a current ring. The mixed stabilized-current power supply of higher stabilized controlled silicon and a regulation pipe adopts the synchronous and asynchronous mixed triggering method, and the synchronous and the asynchronous triggering methods can be mutually and automatically switched. The mixed stabilized-current power supply of higher stabilized controlled silicon and a regulation pipe can well suppress low-frequency ripples caused by the three-phase unbalance, the uneven triggering pulse and the rectifier transformer branch parameter. The mixed stabilized-current power supply of higher stabilized controlled silicon and a regulation pipe can solve the problems of hard starting process and out of synchronism of the asynchronous triggering method by using the synchronous and asynchronous mixed triggering method. The power can reach 180 kW, the stability can reach 3+/-10 < 4 >, and the ripples are fewer.
Description
The utility model relates to a kind of electronic technology, and especially a kind of superregulated degree controllable silicon mixes stabilized current supply with the adjustment pipe.
Stabilized current supply has important protection meaning as the standing power supply of electric equipment to electric equipment.Existing high-power stabilized current supply is to utilize pressure regulator that rectifier transformer is carried out pressure regulation, signal by rectifier transformer output composes in parallel ten two-phase SCR rectification circuits through two three-phase full-bridges, and on three phase full bridge and be connected to paralleing reactor and LC passive filter circuit; Export current stabilization signal to load by it.The efficient of this stabilized current supply is lower, and three-phase imbalance, trigger pulse are inhomogeneous, rectifier transformer branch parameter causes that easily low-frequency ripple can't suppress.
The purpose of this utility model be to provide a kind of adopt synchronous versus asynchronous to mix and trigger can automatically switch mutually, and can suppress well because three-phase imbalance, trigger pulse is inhomogeneous, rectifier transformer branch parameter causes low-frequency ripple, startup that utilizes synchronous and asynchronous mixing to trigger can to solve asynchronous triggering and step-out problem and power is big, the high stability controllable silicon of high stability, low ripple is managed with adjustment and mixed stabilized current supply.
The purpose of this utility model can realize by following measure:
A kind of superregulated degree controllable silicon mixes stabilized current supply with the adjustment pipe, comprises rectifier transformer, three phase full bridge and load etc.; Wherein rectifier transformer links to each other with two and the three phase full bridge that connects, and two three-phase full-bridges all and be connected to inductance L
1, L
2, again with inductance L
3, capacitor C
1The filtering circuit of forming links to each other; At the two ends of filtering circuit also and be connected to triode T
1, at triode T
1Collector, the radio utmost point between be connected to Voltage loop, Voltage loop links to each other with three phase full bridge; At triode T
1Base stage on be connected with electric current loop.
The utility model has following advantage compared to existing technology:
1, the utility model utilizes inductance, electric capacity, resistance composition trap circuit that characteristic harmonics is handled.
2, the Voltage loop between the penetrating of the utility model utilization and the triode that connects, the collector is mixed and is regulated the thyristor conduction angle that the control trigger board is controlled three phase full bridge; Trigger board adopts the synchronous versus asynchronous mixed triggering circuit, can automatically switch mutually; Adopt asynchronous triggering, can suppress well because three-phase imbalance, trigger pulse is inhomogeneous, rectifier transformer branch parameter causes low-frequency ripple.
3, the utility model utilizes synchronous versus asynchronous to mix triggering, can solve the startup and the step-out problem of asynchronous triggering.
4, the utility model can provide that power reaches 180Kw greatly, degree of stability is high reaches ± 3 * 10
-6, low ripple stabilized current supply.
Concrete structure of the present utility model is provided by the following drawings:
Fig. 1 is a power supply architecture schematic diagram of the present utility model
1-rectifier transformer, 2-three phase full bridge, 3-trap circuit, 4-Voltage loop
5-load, 6-electric current loop, 7-trigger board
Fig. 2 is the utility model Voltage loop circuit theory diagrams
Fig. 3 is the utility model trigger board circuit theory diagrams
Fig. 4 is the utility model current loop circuit schematic diagram
The utility model is also incited somebody to action in conjunction with the accompanying drawings, and 1,2,3,4 embodiment are described in further detail:
With reference to Fig. 1, a kind of superregulated degree controllable silicon mixes stabilized current supply with the adjustment pipe, comprises rectifier transformer 1, three phase full bridge 2 and load 5 etc.; Wherein rectifier transformer 1 links to each other with two and the three phase full bridge 2 that connects, and two three-phase full-bridges 2 all and be connected to inductance L
1, L
2, again with inductance L
3, capacitor C
1The filtering circuit of forming links to each other; The output signal of filtering circuit links to each other with load 5; At the two ends of filtering circuit and be connected to triode T
1, at triode T
1Collector, the radio utmost point between be connected to Voltage loop 4, Voltage loop 4 links to each other with three phase full bridge 2; At triode T
1Base stage on be connected with electric current loop 6; On the parallel circuit of three phase full bridge 2, go back in addition and be connected to by inductance L
4, capacitor C
2, resistance R
1The trap circuit of forming 3 can utilize the characteristic harmonics of 3 pairs of three phase full bridges 2 of trap circuit to handle.
With reference to Fig. 2, described superregulated degree controllable silicon is taken from triode T with the source voltage signal that adjustment is managed in the Voltage loop 4 of mixing stabilized current supply
1Penetrate, the signal Vce between the collector and with proportional amplifier IC
1Link to each other, by amplifier IC
1Output voltage signal Ua with by amplifier IC
3, IC
4, IC
5After the voltage signal Ub parallel connection of the voltage comparator output of forming with integrating amplifier IC
2Negative terminal link to each other, by amplifier IC
2Output voltage signal U
kLink to each other with trigger board 7; The voltage setting value of voltage comparator is by amplifier IC
3On the potentiometer W that connects of input end
1Set; Ua=Ub when operate as normal; When disturbance exists, Ua ≠ Ub then; Ua input amplifier IC in parallel with Ub
2Negative terminal, make IC
2The beginning integration, the size of regulating Uk, thus by mixing the silicon controlled conduction angle of trigger board control three phase full bridge 2, reach the pressure regulation purpose.
With reference to Fig. 3, described superregulated degree controllable silicon is made up of the synchronous versus asynchronous mixed triggering circuit with the trigger board 7 that adjustment is managed in the Voltage loop 4 of mixing stabilized current supply; Wherein asynchronous trigger circuit are by amplifier IC
11, IC12, IC
13Form the control signal U of Voltage loop 4
kOutput signal U d and amplifier IC with three phase full bridge 2
11Link to each other; Amplify back output signal and integrator IC
12Link to each other integrator IC
12With voltage comparator ic
13Link to each other and to carry out no-voltage and relatively produce sequence of voltage pulses; Voltage comparator ic
13With analog switch M
3Input end send into Sheffer stroke gate Y after link to each other selecting
1Amplifier IC
6, IC
7, IC
8, IC
9, IC
10Form synchronous trigger circuit; Amplifier IC
6Link to each other amplifier IC with the synchrotrans before the rectifier transformer 1
6Output signal respectively with analog switch M
1With phase shifter IC
1Link to each other; Phase shifter IC
7With analog switch M
8Link to each other analog switch M
1By amplifier IC
8With Sheffer stroke gate Y
2The pulse sequence signal that links to each other and replenish as after trigger board 7 step-outs; Analog switch M
2By amplifier IC
9Control signal U with Voltage loop 4
kTogether with voltage comparator ic
10Link to each other and carry out no-voltage relatively; Voltage comparator ic
10The pulse train and the analog switch M that produce
5Input end link to each other as the enabling signal of entire circuit; Analog switch M
3With Sheffer stroke gate Y
1Link to each other; Sheffer stroke gate Y
1Output signal and Sheffer stroke gate Y
2Input end link to each other Sheffer stroke gate Y
2Output terminal and pulsqe distributor F
1Input end link to each other; Pulsqe distributor F
1With analog switch M
1, M
2Control end link to each other; Pulsqe distributor F
1Output signal link to each other with the controllable silicon of three phase full bridge 2; If Sheffer stroke gate Y
1Can not import Y
2Signal, Y so
2At once just by amplifier IC
8Replenish pulse train; In addition by amplifier IC
14And potentiometer W
2The output signal and the analog switch M of the voltage comparator of forming
1Control end link to each other, be used to control analog switch and select synchronous or asynchronous.
With reference to Fig. 4, described superregulated degree controllable silicon with adjust electric current loop 6 that pipe mixes stabilized current supply be with reference signal Vin after stabilivolt Dw voltage stabilizing with potentiometer W
5Link to each other, by potentiometer W
5With the current sensor DCCT that takes from three phase full bridge 2 together with differential amplifier IC
15Link to each other, by differential amplifier IC
15Output signal and two-stage triode T
1, T
2Link to each other, by triode T
2Output signal and triode T
1Base stage link to each other and regulate the size of electric current.
Claims (5)
1, a kind of superregulated degree controllable silicon mixes stabilized current supply with the adjustment pipe, comprises rectifier transformer (1), three phase full bridge (2) and load (5) etc.; Wherein rectifier transformer (1) links to each other with two and the three phase full bridge (2) that connects, and two three-phase full-bridges (2) all and be connected to inductance L
1, L
2, again with inductance L
1, capacitor C
1The filtering circuit of forming links to each other; It is characterized in that at the two ends of filtering circuit and be connected to triode T
1, at triode T
1Collector, the radio utmost point between be connected to Voltage loop (4), Voltage loop (4) links to each other with three phase full bridge (2); At triode T
1Base stage on be connected with electric current loop (6).
2, superregulated degree controllable silicon as claimed in claim 1 mixes stabilized current supply with the adjustment pipe, it is characterized in that source voltage signal and proportional amplifier IC in the Voltage loop (4)
1Link to each other output voltage signal U
aWith by amplifier IC
3, IC
4, IC
5The voltage letter U of the voltage comparator output of forming
bBack in parallel and integrating amplifier IC
2Negative terminal link to each other, by amplifier IC
2Output voltage signal U
kLink to each other with trigger board (7).
3, superregulated degree controllable silicon as claimed in claim 2 mixes stabilized current supply with the adjustment pipe, it is characterized in that the trigger board (7) in the Voltage loop (4) is made up of the synchronous versus asynchronous mixed triggering circuit; Wherein asynchronous trigger circuit are by amplifier IC
11, IC
12, IC
13Form the control signal U of Voltage loop (4)
kAnd the output signal U of three phase full bridge (2)
dWith amplifier IC
11Link to each other; Amplifier IC
11With integrator IC
12Link to each other integrator IC
12With voltage comparator ic
13Link to each other; Voltage comparator ic
13With analog switch M
3Input end link to each other; Amplifier IC6, IC
7, IC
8, IC
9, IC
10Form synchronous trigger circuit; Amplifier IC
6The synchrotrans preceding with rectifier transformer (1) link to each other, amplifier IC
6Output signal respectively with analog switch M
1With phase shifter IC
7Link to each other; Phase shifter IC
7With analog switch M
2Link to each other analog switch M
1By amplifier IC
6With Sheffer stroke gate Y
2Link to each other; Analog switch M
2By amplifier IC
9Control signal U with Voltage loop (4)
kTogether with voltage comparator ic
10Link to each other; Voltage comparator ic
10With analog switch M
3Input end link to each other; Analog switch M
3With Sheffer stroke gate Y
1Link to each other; Sheffer stroke gate Y
1Output signal and Sheffer stroke gate Y
2Input end link to each other Sheffer stroke gate Y
2Output terminal and pulsqe distributor F
1Input end link to each other; Pulsqe distributor F
1With analog switch M
1, M
2Control end link to each other; Pulsqe distributor F
1Output signal link to each other with the controllable silicon of three phase full bridge (2); In addition by amplifier IC
14And potentiometer W
2The output signal and the analog switch M of the voltage comparator of forming
3Control end link to each other.
4, superregulated degree controllable silicon as claimed in claim 1 mixes stabilized current supply with the adjustment pipe, it is characterized in that described electric current loop (6) is through stabilivolt D with reference signal
wAfter the voltage stabilizing with potentiometer W
5Link to each other, by potentiometer W
1With current sensor DCCT together with differential amplifier IC
15Link to each other, by differential amplifier IC
15Output signal and two-stage triode T
1, T
2Link to each other, by triode T
2Output signal and triode T
1Base stage link to each other.
5, superregulated degree controllable silicon as claimed in claim 1 mixes stabilized current supply with the adjustment pipe, it is characterized in that going back on the parallel circuit of three phase full bridge (2) and being connected to by inductance L
4, capacitor C
2, resistance R
1The trap circuit of forming (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99256173 CN2406275Y (en) | 1999-12-30 | 1999-12-30 | Hybric stabilized-current power supply of higher stabilized silicon controlled rectifier and regulation tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99256173 CN2406275Y (en) | 1999-12-30 | 1999-12-30 | Hybric stabilized-current power supply of higher stabilized silicon controlled rectifier and regulation tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2406275Y true CN2406275Y (en) | 2000-11-15 |
Family
ID=34039378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99256173 Expired - Lifetime CN2406275Y (en) | 1999-12-30 | 1999-12-30 | Hybric stabilized-current power supply of higher stabilized silicon controlled rectifier and regulation tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2406275Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104348344A (en) * | 2013-08-01 | 2015-02-11 | 惠州市锦湖实业发展有限公司 | Control circuit for reducing the output ripples of power converter |
| CN107294402A (en) * | 2016-03-18 | 2017-10-24 | 艾默生网络能源系统北美公司 | Power supply with synchronous mode of operation and asynchronous mode of operation |
-
1999
- 1999-12-30 CN CN 99256173 patent/CN2406275Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104348344A (en) * | 2013-08-01 | 2015-02-11 | 惠州市锦湖实业发展有限公司 | Control circuit for reducing the output ripples of power converter |
| CN107294402A (en) * | 2016-03-18 | 2017-10-24 | 艾默生网络能源系统北美公司 | Power supply with synchronous mode of operation and asynchronous mode of operation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |