CN104767390A - Bridge type alternating current chopping wave bidirectional voltage regulator circuit - Google Patents
Bridge type alternating current chopping wave bidirectional voltage regulator circuit Download PDFInfo
- Publication number
- CN104767390A CN104767390A CN201510173812.0A CN201510173812A CN104767390A CN 104767390 A CN104767390 A CN 104767390A CN 201510173812 A CN201510173812 A CN 201510173812A CN 104767390 A CN104767390 A CN 104767390A
- Authority
- CN
- China
- Prior art keywords
- bidirectional
- electronic switch
- bidirectional electronic
- alternating current
- chopping
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- H02M5/225—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 comprising two stages of AC-AC conversion, e.g. having a high frequency intermediate link
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/22—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M5/275—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M5/293—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/5387—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
- H02M7/5388—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration with asymmetrical configuration of switches
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Ac-Ac Conversion (AREA)
Abstract
The invention discloses a bridge type alternating current chopping wave bidirectional voltage regulator circuit and belongs to a power electronic AC/AC conversion basic circuit. The bridge type alternating current chopping wave bidirectional voltage regulator circuit is composed of four bidirectional electronic switches S1-S4 and a regulator control circuit, wherein the four bidirectional electronic switches S1-S4 are connected to form a bridge type circuit, the bidirectional electronic switches S1, S2 and S4 form a same-phase-output alternating current chopping wave voltage regulator circuit, the bidirectional electronic switches S3, S4 and S2 form another reversal-phase-output alternating current chopping wave voltage regulator circuit, one alternating current voltage input end is connected with two main control bidirectional electronic switches S1 and S3, and the four bidirectional electronic switches are regulated and controlled to realize regulation of output chopping wave and phase change. The bridge type alternating current chopping wave bidirectional voltage regulator circuit corresponds to a widely used DC/AC full bridge inversion basic circuit, and can convert input fixed alternating current voltage into output in-phase or anti-phase adjustable alternating current chopping wave voltage, and therefore the bridge type alternating current chopping wave bidirectional voltage regulator circuit has wide application value in circuit voltage regulation of a compensation type alternating current voltage stabilization power source and the like.
Description
[one] technical field the present invention relates to AC chopping regulating circuit, and the AC chopping voltage especially relating to AC chopping voltage output two ends can positive direction export, the bridge-type waves AC control regulating circuit that can export in the other direction again.
[two] the AC chopping regulating circuit that background technology is present can only export the AC chopping voltage identical with input ac voltage phase place, when it is for high-power compensation type AC regulated power supply, paraphase electronic switch must be increased before AC-input voltage or after interchange output chopping voltage and could realize 2 directions adjustment bucking voltages, last year, same inventor invented a kind of AC chopping bidirectional pressure regulating circuit realizing 2 directions adjustment bucking voltages without electronic switch commutation, but 1 must be had before alternating-current chopper circuit to provide two AC power with centre tapped autotransformer.
[three] summary of the invention the object of the invention is to cancel with centre tapped autotransformer, the AC chopping adjustable voltage of invention output 2 end phase difference 180 degree.The present invention adopts 4 bidirectional electronic switch to connect into bridge-type for achieving the above object.4 bidirectional electronic switch have at least 2 master control bidirectional electronic switch to be connected to 1 input of alternating voltage 2 inputs.
Bridge-type AC chopping bidirectional pressure regulating circuit of the present invention, be made up of 4 bidirectional electronic switch S1 ~ S4 and adjusting control circuit thereof, 4 bidirectional electronic switch S1 ~ S4 connect into bridge circuit, there are 2 ac voltage inputs (1, 2), 2 ac voltage outputs (3, 4), it is characterized in that: by bidirectional electronic switch S1, S2 and S4 forms the AC chopping regulating circuit that a homophase exports, by bidirectional electronic switch S3, S4 and S2 forms the AC chopping regulating circuit of another anti-phase output, 1 ac input end (1 or 2) that Bi regulating circuit is cut in 2 interchanges is connected with the master control bidirectional electronic switch S3 of the master control bidirectional electronic switch S1 of AC chopping regulating circuit that homophase exports and the AC chopping regulating circuit of anti-phase output, the signal of regulable control 4 bidirectional electronic switch just can at 2 ac output ends (3, 4) export and 2 ac voltage inputs (1, 2) size of the AC chopping voltage of same-phase or antiphase, bidirectional electronic switch is by 2 diodes and 2 triodes, or by 4 diodes and 1 triode, or be made up of 2 unidirectional thyristors, 2 bidirectional electronic switch are had at least to be by 2 diodes and 2 triodes in 4 bidirectional electronic switch S1 ~ S4, or to be made up of 4 diodes and 1 triode and to be connected to 2 ac input ends (1, 2) 1 input (1 or 2) in.
[four] appended drawings 1 is that one of Bi bidirectional pressure regulating circuit diagram is cut in bridge-type interchange, accompanying drawing 2 is bridge-type AC chopping bidirectional pressure regulating circuit diagrams two, accompanying drawing 3 is bridge-type AC chopping bidirectional pressure regulating circuit diagrams three, and accompanying drawing 4 is bridge-type AC chopping bidirectional pressure regulating circuit diagrams four.Accompanying drawing 5 is that Bi bidirectional pressure regulating circuit diagram five is cut in bridge-type interchange.Accompanying drawing 6 is that the bridge-type AC chopping bidirectional pressure regulating circuit shown in accompanying drawing 1 ~ 5 is always schemed.
[five] embodiment accompanying drawing 1 is known: form bidirectional electronic switch S1 by D1, D2 and V1, V2, bidirectional electronic switch S2 is formed by D3, D4 and V3, V4, form bidirectional electronic switch S3 by D5, D6 and V5, V6, form bidirectional electronic switch S4 by D7, D8 and V7, V8.2 ac voltage inputs (1,2) and 2 AC chopping voltage output ends (3,4) are had in accompanying drawing 1, its operation principle is as follows: 1) bidirectional electronic switch S1 and S2 forms 1 by S1 master control, the AC chopping regulating circuit of S2 afterflow, be exactly 1 short switch when the full conducting of bidirectional electronic switch S4 interchange positive-negative half-cycle, bridge-type alternating-current chopper circuit exports 2 ends (3,4) and exports the AC chopping adjustable voltage identical with input 2 ends (1,2) phase place.2) bidirectional electronic switch S3 and S4 form another 1 by S3 master control, the AC chopping regulating circuit of S4 afterflow, be exactly 1 short switch when the full conducting of bidirectional electronic switch S2 interchange positive-negative half-cycle, bridge-type interchange is cut Bi circuit and is exported 2 ends (3,4) the output AC chopping adjustable voltage contrary with input 2 ends (1,2) phase place.Therefore, the bridge circuit of accompanying drawing 1 can export the AC chopping adjustable voltage identical and contrary with exchanging input 2 end (1,2) voltage at output 2 end (3,4) simultaneously.As from the foregoing: homophase output AC chopping voltage regulates and completed by 3 full control bidirectional electronic switch S1, S2, S4, and anti-phase output AC chopping voltage regulates and completed by 3 bidirectional electronic switch S3, S4, S2,
Accompanying drawing 2 is known: form bidirectional electronic switch S1 by D1 ~ D4 and V1, bidirectional electronic switch S2 is formed by D5 ~ D8 and V2, form bidirectional electronic switch S3 by D9 ~ D12 and V3, form bidirectional electronic switch S4 by D13 ~ D16 and V4, operation principle also with accompanying drawing 1 roughly the same.
Accompanying drawing 3 is known: form bidirectional electronic switch S1 by D1, D2 and V1, V2, bidirectional electronic switch S2 is formed by D5 ~ D8 and V5, form bidirectional electronic switch S3 by D3, D4 and V3, V4, form bidirectional electronic switch S4 by D9 ~ D12. and V6, operation principle also with accompanying drawing 1 roughly the same.
Accompanying drawing 4 is known: form bidirectional electronic switch S2 and S4 by unidirectional thyristor V7, V8 and V9, V10 and substitute bidirectional electronic switch S2, S4 in accompanying drawing 1, operation principle also with accompanying drawing 1 roughly the same.
Accompanying drawing 5 is known: form bidirectional electronic switch S2 and S4 by unidirectional thyristor V7, V8 and V9, V10 and substitute bidirectional electronic switch S2, S4 in accompanying drawing 2, operation principle also with accompanying drawing 1 roughly the same.
Accompanying drawing 6 is that the bridge-type AC chopping bidirectional pressure regulating circuit shown in accompanying drawing 1 ~ 5 is always schemed, bridge-type AC chopping bidirectional pressure regulating circuit is connected into by 4 bidirectional electronic switch S1 ~ S4, by S1, S2 and S4 forms AC chopping regulating circuit and exports homophase chopping voltage, by S3, S4 and S2 forms alternating-current chopper circuit and exports anti-phase chopping voltage, it is characterized in that in 4 bidirectional electronic switch, having at least 2 bidirectional electronic switch to be made up of 2 diodes and 2 triodes, or the bidirectional electronic switch to be made up of 4 diodes and 1 triode is connected to alternating voltage 2 inputs (1, 2) 1 input (1 or 2) in.
AC/AC translation circuit of the present invention, bridge-type AC chopping bidirectional pressure regulating circuit is formed by 4 bidirectional electronic switch, regulation and control bidirectional electronic switch just can realize exporting the control adjustment of wave voltage and the selection of phase difference 180 degree, the two-way copped wave electronic switch S1 that 4 bidirectional electronic switch have at least 2 bidirectional electronic switch to be made up of diode and triode, S2 is connected to 1 input (1 or 2) of input ac voltage, another 2 bidirectional electronic switch S3, S4 can with S1, the bidirectional electronic switch that S2 is identical, or the bidirectional electronic switch of 2 unidirectional thyristor reverse parallel connections.AC/AC bridge-type chopper circuit of the present invention is corresponding with DC/AC full-bridge inverting tandem circuit, fixing for input alternating voltage can be changed into and export homophase or anti-phase adjustable AC chopping voltage, AC chopping output voltage just can obtain and AC-input voltage homophase or anti-phase adjustable alternating voltage after high frequency LC filtering, therefore, it has extensive use value in the circuit voltages such as compensation type AC regulated power supply regulate.
Claims (6)
1. a bridge-type AC chopping bidirectional pressure regulating circuit, be made up of 4 bidirectional electronic switch S1 ~ S4 and adjusting control circuit thereof, 4 bidirectional electronic switch S1 ~ S4 connect into bridge circuit, there are 2 ac voltage inputs (1, 2), 2 ac voltage outputs (3, 4), it is characterized in that: by bidirectional electronic switch S1, S2 and S4 forms the AC chopping regulating circuit that a homophase exports, by bidirectional electronic switch S3, S4 and S2 forms the AC chopping regulating circuit of another anti-phase output, 1 ac input end (1 or 2) that Bi regulating circuit is cut in 2 interchanges is connected with the master control bidirectional electronic switch S3 of the master control bidirectional electronic switch S1 of AC chopping regulating circuit that homophase exports and the AC chopping regulating circuit of anti-phase output, the signal of regulable control 4 bidirectional electronic switch just can at 2 ac output ends (3, 4) export and 2 ac voltage inputs (1, 2) size of the AC chopping voltage of same-phase or antiphase, bidirectional electronic switch is by 2 diodes and 2 triodes, or by 4 diodes and 1 triode, or be made up of 2 unidirectional thyristors, 2 bidirectional electronic switch are had at least to be by 2 diodes and 2 triodes in 4 bidirectional electronic switch S1 ~ S4, or to be made up of 4 diodes and 1 triode and to be connected to 2 ac input ends (1, 2) 1 input (1 or 2) in.
2. bridge-type AC chopping bidirectional pressure regulating circuit according to claim 1, is characterized in that: 4 bidirectional electronic switch S1 ~ S4 are made up of 2 diodes and 2 triodes.
3. AC chopping bidirectional pressure regulating circuit according to claim 1, is characterized in that: 4 bidirectional electronic switch S1 ~ S4 are made up of 4 diodes and 1 triode.
4. bridge-type AC chopping bidirectional pressure regulating circuit according to claim 1, is characterized in that: 2 bidirectional electronic switch S1 and S3 are made up of 2 diodes and 2 triodes, and another 2 bidirectional electronic switch S2 and S4 are made up of 4 diodes and 1 triode.
5. bridge-type AC chopping bidirectional pressure regulating circuit according to claim 1, is characterized in that: 2 bidirectional electronic S1 and S3 are made up of 2 diodes and 2 triodes, and another 2 bidirectional electronic switch S2 and S4 are made up of 2 unidirectional thyristors.
6. bridge-type AC chopping bidirectional pressure regulating circuit according to claim 1, is characterized in that: 2 bidirectional electronic switch S1 and S2 are made up of 4 diodes and 1 triode, and another 2 bidirectional electronic switch S3 and S4 are made up of 2 thyristors.。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510173812.0A CN104767390A (en) | 2015-04-06 | 2015-04-06 | Bridge type alternating current chopping wave bidirectional voltage regulator circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510173812.0A CN104767390A (en) | 2015-04-06 | 2015-04-06 | Bridge type alternating current chopping wave bidirectional voltage regulator circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104767390A true CN104767390A (en) | 2015-07-08 |
Family
ID=53649060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510173812.0A Pending CN104767390A (en) | 2015-04-06 | 2015-04-06 | Bridge type alternating current chopping wave bidirectional voltage regulator circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104767390A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1122967A (en) * | 1994-11-08 | 1996-05-22 | 龚秋声 | Single phase and multiple phase non-zero base electronic voltage regulating circuit |
| CN101123401A (en) * | 2007-08-09 | 2008-02-13 | 龚秋声 | Cutting control AC voltage adjusting circuit and its application |
| CN102315779A (en) * | 2010-07-09 | 2012-01-11 | 南京工业大学 | series type electric energy quality compensator based on AC/AC chopper |
| CN103795266A (en) * | 2014-02-19 | 2014-05-14 | 龚秋声 | Transformer-free single-phase and three-phase voltage reduction AC stabilized-voltage power supply |
| CN204517663U (en) * | 2015-04-06 | 2015-07-29 | 龚秋声 | A kind of friendship bridge-type copped wave bidirectional pressure regulating device |
| CN204517666U (en) * | 2015-04-06 | 2015-07-29 | 龚秋声 | A kind of friendship bridge-type copped wave bidirectional pressure regulating device |
| CN204707037U (en) * | 2015-04-06 | 2015-10-14 | 龚秋声 | Hand over bridge-type copped wave bidirectional pressure regulating device |
| CN204707038U (en) * | 2015-04-06 | 2015-10-14 | 龚秋声 | Hand over bridge-type copped wave bidirectional pressure regulating device |
| CN204810156U (en) * | 2015-04-06 | 2015-11-25 | 龚秋声 | Hand over two -way voltage regulator of bridge type copped wave |
-
2015
- 2015-04-06 CN CN201510173812.0A patent/CN104767390A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1122967A (en) * | 1994-11-08 | 1996-05-22 | 龚秋声 | Single phase and multiple phase non-zero base electronic voltage regulating circuit |
| CN101123401A (en) * | 2007-08-09 | 2008-02-13 | 龚秋声 | Cutting control AC voltage adjusting circuit and its application |
| CN102315779A (en) * | 2010-07-09 | 2012-01-11 | 南京工业大学 | series type electric energy quality compensator based on AC/AC chopper |
| CN103795266A (en) * | 2014-02-19 | 2014-05-14 | 龚秋声 | Transformer-free single-phase and three-phase voltage reduction AC stabilized-voltage power supply |
| CN204517663U (en) * | 2015-04-06 | 2015-07-29 | 龚秋声 | A kind of friendship bridge-type copped wave bidirectional pressure regulating device |
| CN204517666U (en) * | 2015-04-06 | 2015-07-29 | 龚秋声 | A kind of friendship bridge-type copped wave bidirectional pressure regulating device |
| CN204707037U (en) * | 2015-04-06 | 2015-10-14 | 龚秋声 | Hand over bridge-type copped wave bidirectional pressure regulating device |
| CN204707038U (en) * | 2015-04-06 | 2015-10-14 | 龚秋声 | Hand over bridge-type copped wave bidirectional pressure regulating device |
| CN204810156U (en) * | 2015-04-06 | 2015-11-25 | 龚秋声 | Hand over two -way voltage regulator of bridge type copped wave |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104796005A (en) | Alternating current/alternating current bridge type chopping bidirectional voltage-regulating circuit | |
| CN105468079A (en) | Two-path symmetrical-output adjustable power source | |
| CN204707036U (en) | Hand over bridge-type copped wave bidirectional pressure regulating device | |
| CN204858989U (en) | Two -way voltage regulator of copped wave is flowed in double cross | |
| CN104184337B (en) | The alternating current steady voltage plug of AC chopping bidirectional modulation offset voltage | |
| CN107251412B (en) | Control device of electric motor | |
| CN204517666U (en) | A kind of friendship bridge-type copped wave bidirectional pressure regulating device | |
| CN204810156U (en) | Hand over two -way voltage regulator of bridge type copped wave | |
| CN203967987U (en) | Control AC voltage regulator is cut in Gong Shi paraphase | |
| CN204517664U (en) | Hand over bridge-type copped wave bidirectional pressure regulating device for 6th kind | |
| CN204517665U (en) | Hand over bridge-type copped wave bidirectional pressure regulating device for 7th kind | |
| CN204517663U (en) | A kind of friendship bridge-type copped wave bidirectional pressure regulating device | |
| CN104767390A (en) | Bridge type alternating current chopping wave bidirectional voltage regulator circuit | |
| CN204707038U (en) | Hand over bridge-type copped wave bidirectional pressure regulating device | |
| CN204707037U (en) | Hand over bridge-type copped wave bidirectional pressure regulating device | |
| CN104201905B (en) | AC chopping bidirectional pressure regulating circuit | |
| CN204652231U (en) | Hand over bridge-type copped wave bidirectional pressure regulating device | |
| CN204858990U (en) | Two -way voltage regulator of copped wave is flowed in double cross | |
| CN204190624U (en) | Alternating-current chopper circuit regulates the AC voltage regulator of bucking voltage | |
| CN204244089U (en) | Single-phase and three-phase paraphase copped wave height becomes compensation AC voltage regulator | |
| CN204993075U (en) | AC voltage stabilizer that offset voltage was adjusted in copped wave is flowed in single -phase and three -phase double cross | |
| CN204993073U (en) | AC voltage stabilizer that offset voltage was adjusted in copped wave is flowed in single -phase and three -phase double cross | |
| CN104883066B (en) | Double AC chopping bidirectional pressure regulating circuits | |
| CN204205962U (en) | Single-phase and three-phase alternating current chopper circuit regulates the AC voltage regulator of bucking voltage | |
| CN104821730B (en) | Single-phase and three phase full bridge AC chopping height becomes compensation alternating current steady voltage plug |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150708 |