CN105305837A - Single phase and three phase chopping power frequency transformer compensation AC voltage-stabilized power supply - Google Patents
Single phase and three phase chopping power frequency transformer compensation AC voltage-stabilized power supply Download PDFInfo
- Publication number
- CN105305837A CN105305837A CN201410356584.6A CN201410356584A CN105305837A CN 105305837 A CN105305837 A CN 105305837A CN 201410356584 A CN201410356584 A CN 201410356584A CN 105305837 A CN105305837 A CN 105305837A
- Authority
- CN
- China
- Prior art keywords
- phase
- electronic switch
- voltage
- alternating current
- bidirectional
- 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.)
- Granted
Links
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 43
- 239000003990 capacitor Substances 0.000 claims abstract description 11
- 238000004804 winding Methods 0.000 claims description 20
- 230000001105 regulatory effect Effects 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 7
- 230000006641 stabilisation Effects 0.000 claims description 5
- 238000011105 stabilization Methods 0.000 claims description 5
- 238000013016 damping Methods 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
Landscapes
- Control Of Electrical Variables (AREA)
- Ac-Ac Conversion (AREA)
Abstract
Provided is a single phase and three phase chopping power frequency transformer compensation AC voltage-stabilized power supply which is formed by one or three power frequency compensation transformers (B), an inlet wire filter capacitor (C1), a chopping high-frequency LC filter, two or six master control bidirectional fully-controlled electronic switches (S1, S2 or S1A, S2A, S1B, S2B, S1C, S2C), two or six bidirectional thyristor electronic switches (S3, S4 or S3A, S4A, S3B S4B, S3C, S4C), one or three follow current two-way half-control electronic switches (S5 or S5A, S5B, S5C) and a control trigger circuit. The single phase and three phase chopping power frequency transformer compensation AC voltage-stabilized power supply is characterized in that the chopping master control bidirectional electronic switches of the single phase and three phase AC voltage-stabilized power supply also serve as phase-inversion electronic switches; the number of the master control electronic switches is same with that of the bidirectional thyristor electronic switches; and the compensation transformers (B) are power frequency transformers. The single phase and three phase chopping power frequency transformer compensation AC voltage-stabilized power supply has the advantages of being few in harmonic, high in power factor, continuous stepless and rapid, extremely good in precision, energy saving and material saving.
Description
[one] technical field the present invention relates to paraphase cutting control AC voltage adjusting power supply, relates in particular to use Industrial Frequency Transformer bucking voltage, master control bidirectional electronic switch participate in paraphase cut control ac voltage regulator.
[two] background technology compensation type AC regulated power supply realizes burning voltage by AC voltage adjusting circuit to export, and the AC voltage adjusting circuit of existing controllable devices composition only has two large classes: the first kind is the phase control type ac regulating circuit using the half control device compositions such as thyristor; Equations of The Second Kind be use GTR, IGBT triode entirely to control device composition cut control AC voltage adjusting circuit.The master control bidirectional switch existing textbook cut in control AC voltage adjusting circuit is all that use triode to become with rectifier diode asymmetric cuts control AC voltage adjusting circuit with afterflow bidirectional switch, known from the books such as the power electronic technology basis that colleges and universities' power electronic technology textbook and China Machine Press are published, single-phase control AC voltage adjusting circuit of cutting only has three kinds of circuit, their master switch and continued flow switch are all use full control device and rectifier diode form ， And and in alternating current steady voltage plug, obtain application.Same inventor has invented two kinds and has cut control AC voltage-stabilizing regulating circuit (patent of invention number: 200710137582.8) by entirely controlling the hybrid device that device and half control device form in 2007, being known as and cutting the better circuit of control AC voltage adjusting circuit than control device composition complete on textbook---Gong Shi cuts control AC voltage adjusting circuit, two kinds of Gong Shi cut the AC voltage adjusting circuit that control regulating circuit is all hybrid device composition, also do not find that cutting control alternating voltage paraphase can cut control AC voltage adjusting circuit so far.
Compensation type AC regulated power supply, to compensate identical with mains frequency when civil power is low, the voltage that phase place is also identical, to compensate identical with mains frequency when civil power height, the voltage that phase place is contrary, therefore, wants cutting control AC voltage adjusting circuit and is applied on a large scale in compensation type AC regulated power supply, must break through cut control AC voltage adjusting circuit output voltage not only can pressure regulation, control AC voltage adjusting novel circuit is cut in the paraphase that can also change output voltage phase place.
[three] summary of the invention the object of the invention is will invention copped wave AC voltage adjusting circuit not only can pressure regulation but also paraphase can export and cut control AC voltage adjusting voltage, it being used for compensation type AC regulated power supply just becomes single-phase and three-phase paraphase copped wave work becomes and compensates alternating current steady voltage plug.
Single-phase and three-phase paraphase copped wave work change compensation alternating current steady voltage plug of the present invention, it is by 1 or 3 power frequency compensator transformers (B), inlet wire filter capacitor (C1), chopped high frequency LC filtering, 2 or 6 two-way full control electronic switch (S1 of master control, S2 or S1A, S2A, S1B, S2B, S1C, S2C), 2 or 6 bidirectional thyristor electronic switch (S3, S4 or S3A, S4A, S3B, S4B, S3C, S4C)), 1 or 3 the two-way half control electronic switch of afterflow (S5 or S5A, S5B, S5C) and control triggering electric circuit composition, the two-way full control electronic switch of each master control is made up of 2 triodes of 2 band damping rectifier diodes, each afterflow bidirectional electronic switch is made up of the unidirectional thyristor of 2 reverse parallel connections, it is characterized in that: the copped wave master control bidirectional electronic switch of single-phase and three-phase ac regulated power supply, doublely make paraphase electronic switch, the quantity of master control bidirectional electronic switch is equal with the quantity of bidirectional thyristor electronic switch, compensator transformer (B) is Industrial Frequency Transformer, single phase alternating current (A.C.) stabilized voltage power supply structure: the 1st ac input end (2) and the 1st master control bidirectional electronic switch (S1) one end, 1st bidirectional thyristor electronic switch (S3) anode, secondary winding (W2) one end of compensator transformer (B), inlet wire filter capacitor (C1) one end connects, the 2nd ac input end (1) and the 2nd master control electronic switch (S2) one end, 2nd bidirectional thyristor electronic switch (S4) anode, filter capacitor (C1) other end, 2nd exchanges input, go out end (1) to connect, the 1st master control bidirectional electronic switch (S1) other end (4) and the 2nd master control bidirectional electronic switch (S2) other end, afterflow two-way half control electronic switch (S5) one end, High frequency filter inductance (L) one end connects, the 1st bidirectional thyristor electronic switch (S3) negative electrode (5) and the 2nd bidirectional thyristor electronic switch (S4) negative electrode, afterflow bidirectional electronic switch (S5) other end, high-frequency filter capacitor (C) one end, power frequency compensator transformer (B) armature winding (W1) one end connects, power frequency compensator transformer (B) armature winding (W1) other end (6) and High frequency filter inductance (L) other end, high-frequency filter capacitor (C) other end connects, 1st output (3) is connected with power frequency compensator transformer (B) secondary winding (W2) other end, and three-phase ac regulated power supply is made up of by Y-connection above-mentioned 3 single phase alternating current (A.C.) stabilized voltage power supplys.
Single phase alternating current (A.C.) stabilized voltage power supply of the present invention has 1 ac input end (2), 1 AC voltage-stabilizing output (3) exchanges input, the common port (1) exported, controls 2 two-way full control electronic switches (S1, S2) of master control with 1, just reaches the alternating current steady voltage plug of output voltage stabilization.The two-way full control electronic switch that 2 two-way full control electronic switches (S1, S2) of master control are entirely controlled device formed by 2 rectifying tubes and 2, or the two-way full control electronic switch entirely controlled device formed by 4 rectifying tubes and 1.
Three-phase paraphase copped wave Industrial Frequency Transformer of the present invention provides the alternating current steady voltage plug mending voltage, it is characterized in that: three-phase ac regulated power supply connects into star by 3 identical single phase alternating current (A.C.) alternating current steady voltage plugs, 1 is had to exchange input, export public zero end (N), 3 three-phase alternating current input (A1, B1, C1) and 3 three-phase alternating current output end of pressure-stabilizing (A2, B2, C2), three-phase 380V can be exported simultaneously and exchange the single-phase 220V AC-AC burning voltage that burning voltage and three have public zero curve (N), with the two-way full control electronic switch (S1A of adjustment 6 master controls, S2A, S1B, S2B, S1C, the control make-to-break ratio of cutting of the full control device S2C) regulates bucking voltage size, reach the three-phase alternating current alternating current steady voltage plug of output voltage stabilization.The compensator transformer of three-phase ac regulated power supply can be 3 single-phase compensator transformers, also can be the three-phase compensator transformer of 1 armature winding and secondary winding Y-connection.
[four] appended drawings 1 is that single-phase paraphase copped wave work of the present invention becomes compensation alternating current steady voltage plug main circuit.Accompanying drawing 2 is that three-phase paraphase copped wave work of the present invention becomes compensation alternating current steady voltage plug main circuit.
[five] embodiment is from accompanying drawing 1: it is combined with both cutting control AC voltage adjusting circuits by the phase inverter of bidirectional electronic switch, 2 bidirectional thyristor half control electronic switches in two-way paraphase electronic switch are changed into 2 two-way full control electronic switches (S1, S2), cut the two-way full control electronic switch of master control of the positive and negative direction in control AC voltage adjusting circuit with them, accompanying drawing 1 main circuit operation principle is as follows:
(a) at input 2 end (1,2) voltage higher than output 2 end (1,3) during voltage, all add triggering signal to bidirectional thyristor (S4) positive and negative half cycle, do not give master control bidirectional electronic switch (S2) and two-way brake tube (S3) triggering signal.
When exchange input (2) end for just, (1) end is for time negative, triggering signal is added to the whole positive half cycle of unidirectional thyristor V5, do not give unidirectional thyristor V6 triggering signal, positive half cycle alternating current, by triode V1, diode D2, inductance L, power frequency compensator transformer armature winding W1, (S4) copped wave of bidirectional thyristor electronic switch and afterflow bidirectional electronic switch V5 afterflow, compensates change device secondary winding W2 in power frequency and just induces the voltage contrary with the positive half cycle of ac input end (2).
When ac input end (2) for negative, (1) end are timing, triggering signal is added to the whole negative half period of unidirectional thyristor V6, do not give unidirectional thyristor V5 triggering signal, negative half period alternating current by two-way intergranular pipe S4, high frequency transformer armature winding W1, High frequency filter inductance L, the copped wave of triode V2, diode D1 and unidirectional thyristor V6 afterflow, compensate in power frequency and become device (B) secondary winding W2 and just induce the voltage contrary with ac input end (2) negative half period.Therefore, when ac input end 2 end (1,2) input ac voltage, as long as controlled the control signal make-to-break ratio extremely gone up by adjustment 2 triodes V1, V2, just can regulate and exchange output 2 end (1,3) bucking voltage value, control pole signal by output voltage negative feedback control 2 triodes V1, V2 and just can reach the voltage stabilizing of input voltage higher than output voltage.
(b) at input 2 end (1,2) voltage lower than output 2 end (1,3) during voltage, all add triggering signal to bidirectional thyristor (S3) positive and negative half cycle, do not give master control bidirectional electronic switch (S1) and two-way brake tube (S4) triggering signal.
When exchange input (2) end for just, (1) end is for time negative, triggering signal is added to the whole positive half cycle of unidirectional thyristor V6, do not give unidirectional thyristor V5 triggering signal, positive half cycle alternating current by copped wave and the afterflow two-way intergranular pipe V6 afterflow of bidirectional thyristor electronic switch S3, power frequency compensator transformer armature winding W1, filter inductance L, triode V4, diode D3, to compensate in power frequency and become device (B) secondary winding W2 and just induce the voltage identical with the positive half cycle of ac input end (2).
When ac input end (2) for negative, (1) end are timing, triggering signal is added to the whole positive half cycle of unidirectional thyristor V5, do not give unidirectional thyristor V6 triggering signal, negative half period alternating current, by triode V3, diode D4, High frequency filter inductance, high frequency transformer B armature winding W1, the copped wave of bidirectional thyristor electronic switch S3 and unidirectional thyristor V5 afterflow, compensates in power frequency and becomes device (B) secondary winding W2 and just induce the voltage identical with ac input end (2) negative half period.Therefore, when ac input end 2 end (1,2) input ac voltage, as long as controlled the control signal make-to-break ratio extremely gone up by adjustment 2 triodes V13, V4, just can regulate and exchange output 2 end (1,3) bucking voltage value, control pole signal by output voltage negative feedback control 2 triodes V3, V4 and just can reach the voltage stabilizing of input voltage lower than output voltage.
From accompanying drawing 2: it is become compensation alternating current steady voltage plug main circuit by the single-phase paraphase copped wave work of 3 shown in accompanying drawing 1 to form by Y-connection that three-phase paraphase copped wave work of the present invention becomes compensation alternating current steady voltage plug, it has 1 to exchange input and AC voltage-stabilizing exports public zero end (N), 3 three-phase alternating current input (A1, B1, C1) and 3 three-phase alternating current output end of pressure-stabilizing (A2, B2, C2), three-phase 380V can be exported exchange burning voltage and have three of public zero curve (N) single-phase 220V AC-AC burning voltages simultaneously, with the two-way full control electronic switch (S1A of adjustment 6 master controls, S2A, S1B, S2B, S1C, the control make-to-break ratio of cutting of the full control device S2C) regulates bucking voltage size, reach the three-phase ac regulated power supply of output voltage stabilization.The power frequency compensator transformer of three-phase ac regulated power supply can be 3 single phase industrial frequence compensator transformers, also can be the three-phase main-frequency compensator transformer of 1 armature winding and secondary winding Y-connection.
The present invention has that power factor is high, harmonic wave is few, continuous stepless, contactless, precision advantages of higher, is the alternating current steady voltage plug renewal product that existing intelligent contactless alternating current steady voltage plug and carbon brush regulate.
Claims (5)
1. single-phase and three-phase paraphase copped wave work becomes compensation alternating current steady voltage plug, and it is by 1 or 3 power frequency compensator transformers (B), inlet wire filter capacitor (C1), chopped high frequency LC filtering, 2 or 6 two-way full control electronic switch (S1 of master control, S2 or S1A, S2A, S1B, S2B, S1C, S2C), 2 or 6 bidirectional thyristor electronic switch (S3, S4 or S3A, S4A, S3B, S4B, S3C, S4C)), 1 or 3 the two-way half control electronic switch of afterflow (S5 or S5A, S5B, S5C) and control triggering electric circuit composition, the two-way full control electronic switch of each master control is made up of 2 triodes of 2 band damping rectifier diodes, each afterflow bidirectional electronic switch is made up of the unidirectional thyristor of 2 reverse parallel connections, it is characterized in that: single-phase and compensator transformer (B) that is three-phase ac regulated power supply is Industrial Frequency Transformer, copped wave master control bidirectional electronic switch, doublely make paraphase electronic switch, the quantity of master control bidirectional electronic switch is equal with the quantity of bidirectional thyristor electronic switch, compensator transformer (B) is Industrial Frequency Transformer, single phase alternating current (A.C.) stabilized voltage power supply structure: the 1st ac input end (2) and the 1st master control bidirectional electronic switch (S1) one end, 1st bidirectional thyristor electronic switch (S3) anode, secondary winding (W2) one end of compensator transformer (B), inlet wire filter capacitor (C1) one end connects, the 2nd ac input end (1) and the 2nd master control electronic switch (S2) one end, 2nd bidirectional thyristor electronic switch (S4) anode, filter capacitor (C1) other end, 2nd exchanges input, go out end (1) to connect, the 1st master control bidirectional electronic switch (S1) other end (4) and the 2nd master control bidirectional electronic switch (S2) other end, afterflow two-way half control electronic switch (S5) one end, High frequency filter inductance (L) one end connects, the 1st bidirectional thyristor electronic switch (S3) negative electrode (5) and the 2nd bidirectional thyristor electronic switch (S4) negative electrode, afterflow bidirectional electronic switch (S5) other end, high-frequency filter capacitor (C) one end, power frequency compensator transformer (B) armature winding (W1) one end connects, power frequency compensator transformer (B) armature winding (W1) other end (6) and High frequency filter inductance (L) other end, high-frequency filter capacitor (C) other end connects, 1st output (3) is connected with power frequency compensator transformer (B) secondary winding (W2) other end, and three-phase ac regulated power supply is made up of by Y-connection above-mentioned 3 single phase alternating current (A.C.) stabilized voltage power supplys.
2. single-phase and three-phase paraphase copped wave work change compensation alternating current steady voltage plug according to claim 1, it is characterized in that: single phase alternating current (A.C.) stabilized voltage power supply has 1 ac input end (2), 1 AC voltage-stabilizing output (3) and 1 input, the common port (1) exported, controls 2 two-way full control electronic switches (S1, S2) of master control, just reaches the stabilized voltage power supply of output voltage stabilization.
3. single-phase and three-phase paraphase copped wave work change compensation alternating current steady voltage plug according to claim 2, is characterized in that: the two-way full control electronic switches that the two-way full control electronic switch (S1, S2) of 2 described master controls is entirely controlled device formed by 2 rectifying tubes and 2.
4. single-phase and three-phase paraphase copped wave work change compensation alternating current steady voltage plug according to claim 2, is characterized in that: the two-way full control electronic switch that the two-way full control electronic switch (S1, S2) of 2 described master controls is entirely controlled device formed by 4 rectifying tubes and 1.
5. single-phase and three-phase paraphase copped wave work change compensation alternating current steady voltage plug according to claim 1, it is characterized in that: three-phase ac regulated power supply connects into star by 3 identical single phase alternating current (A.C.) alternating current steady voltage plugs, there is 1 input, export public zero end (N), 3 three-phase input end (A1, B1, C1) and 3 three-phase output end of pressure-stabilizing (A2, B2, C2), three-phase 380V can be exported simultaneously and exchange the single-phase 220V AC-AC burning voltage that burning voltage and three have public zero curve (N), with the two-way full control electronic switch (S1A of adjustment 6 master controls, S2A, S1B, S2B, S1C, the control make-to-break ratio of cutting of the full control device S2C) regulates bucking voltage size, reach the three-phase alternating current alternating current steady voltage plug of output voltage stabilization.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410356584.6A CN105305837B (en) | 2014-07-15 | 2014-07-15 | Single-phase and three-phase-inversion chopper power transformer compensation AC voltage-stabilized power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410356584.6A CN105305837B (en) | 2014-07-15 | 2014-07-15 | Single-phase and three-phase-inversion chopper power transformer compensation AC voltage-stabilized power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105305837A true CN105305837A (en) | 2016-02-03 |
| CN105305837B CN105305837B (en) | 2020-06-02 |
Family
ID=55202713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410356584.6A Active CN105305837B (en) | 2014-07-15 | 2014-07-15 | Single-phase and three-phase-inversion chopper power transformer compensation AC voltage-stabilized power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105305837B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101123401A (en) * | 2007-08-09 | 2008-02-13 | 龚秋声 | Cutting control AC voltage adjusting circuit and its application |
| CN101364117A (en) * | 2008-09-26 | 2009-02-11 | 刘臻 | Non-complementary chop controlling intelligent AC voltage-stabilizing and pressure regulating method and device |
| US7834597B1 (en) * | 2007-08-24 | 2010-11-16 | Fairchild Semiconductor Corporation | System and method for AC voltage regulation |
| US20130322132A1 (en) * | 2012-05-31 | 2013-12-05 | General Electric Company | System for power conversion |
| CN204046427U (en) * | 2014-07-15 | 2014-12-24 | 龚秋声 | Single-phase and three-phase paraphase copped wave work becomes compensation AC voltage regulator |
-
2014
- 2014-07-15 CN CN201410356584.6A patent/CN105305837B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101123401A (en) * | 2007-08-09 | 2008-02-13 | 龚秋声 | Cutting control AC voltage adjusting circuit and its application |
| US7834597B1 (en) * | 2007-08-24 | 2010-11-16 | Fairchild Semiconductor Corporation | System and method for AC voltage regulation |
| CN101364117A (en) * | 2008-09-26 | 2009-02-11 | 刘臻 | Non-complementary chop controlling intelligent AC voltage-stabilizing and pressure regulating method and device |
| US20130322132A1 (en) * | 2012-05-31 | 2013-12-05 | General Electric Company | System for power conversion |
| CN204046427U (en) * | 2014-07-15 | 2014-12-24 | 龚秋声 | Single-phase and three-phase paraphase copped wave work becomes compensation AC voltage regulator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105305837B (en) | 2020-06-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI497895B (en) | Power transmitting device for digital control voltage and current of alternating current | |
| CN103795266A (en) | Transformer-free single-phase and three-phase voltage reduction AC stabilized-voltage power supply | |
| CN104167926A (en) | AC voltage stabilization power supply for adjusting compensating voltages by means of AC chopper circuit | |
| CN104184337A (en) | Alternating current stabilized voltage supply for adjusting compensating voltages through alternating current chopped waves in two-way mode | |
| CN204244089U (en) | Single-phase and three-phase paraphase copped wave height becomes compensation AC voltage regulator | |
| CN103795265A (en) | Single-phase and three-phase AC stabilized-voltage power source | |
| CN105305837A (en) | Single phase and three phase chopping power frequency transformer compensation AC voltage-stabilized power supply | |
| CN204046427U (en) | Single-phase and three-phase paraphase copped wave work becomes compensation AC voltage regulator | |
| CN105281580B (en) | Single-phase and three-phase paraphase copped wave height becomes compensation alternating current steady voltage plug | |
| CN203813669U (en) | Single-phase and three-phase alternating current chopped-control voltage regulation compensation-type alternating current voltage stabilizer | |
| CN203840206U (en) | Single-phase and three-phase alternating current voltage stabilizer | |
| CN204304794U (en) | Single-phase and three-phase copped wave work becomes compensation AC voltage regulator | |
| CN104124875A (en) | Single-phase and three-phase chopping power-variable compensation alternating-current regulated power supply | |
| CN104821730B (en) | Single-phase and three phase full bridge AC chopping height becomes compensation alternating current steady voltage plug | |
| CN204615661U (en) | The third single-phase and three phase full bridge AC chopping height change compensation AC voltage regulator | |
| CN204615664U (en) | 9th kind of single-phase and three phase full bridge AC chopping height change compensation AC voltage regulator | |
| CN204615662U (en) | 5th kind of single-phase and three phase full bridge AC chopping height change 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 | |
| CN204707040U (en) | Single-phase and three phase full bridge AC chopping height becomes compensation AC voltage regulator | |
| CN204615665U (en) | The second is single-phase and three phase full bridge AC chopping is high becomes compensation AC voltage regulator | |
| CN204707039U (en) | A kind of single-phase and three phase full bridge AC chopping height change compensation AC voltage regulator | |
| CN203911771U (en) | Voltage reduction AC voltage-stablizer without transformer | |
| CN104135162A (en) | Symmetric chopped-control AC voltage regulation circuit | |
| CN204119045U (en) | Symmetry cuts control AC voltage regulator | |
| CN204190624U (en) | Alternating-current chopper circuit regulates the AC voltage regulator of bucking voltage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210518 Address after: 225600 zone 1-8, Qidi Intelligent Manufacturing Industrial Park, Xinke Road, South Economic Zone, Gaoyou City, Yangzhou City, Jiangsu Province Patentee after: YANGZHOU BORUIGE MACHINERY Co.,Ltd. Address before: 330001 Room 201, Room 2, Building 5, 736 Jinggangshan Avenue, Qingyunpu District, Nanchang City, Jiangxi Province Patentee before: Gong Qiusheng |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230524 Address after: No. 60 Henggang South Road, Jingjiang City, Taizhou City, Jiangsu Province, 225300 Patentee after: Jiangsu Jianghai Automation Group Co.,Ltd. Address before: 225600 zone 1-8, Qidi Intelligent Manufacturing Industrial Park, Xinke Road, South Economic Zone, Gaoyou City, Yangzhou City, Jiangsu Province Patentee before: YANGZHOU BORUIGE MACHINERY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230802 Address after: 225000 No. 10, Yima Road, Guangling District, Yangzhou City, Jiangsu Province Patentee after: Jiangsu Weina Optoelectronic Technology Co.,Ltd. Address before: No. 60 Henggang South Road, Jingjiang City, Taizhou City, Jiangsu Province, 225300 Patentee before: Jiangsu Jianghai Automation Group Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230919 Address after: No. 60 Henggang South Road, Jingjiang City, Taizhou City, Jiangsu Province, 225300 Patentee after: Jiangsu Jianghai Automation Group Co.,Ltd. Address before: 225000 No. 10, Yima Road, Guangling District, Yangzhou City, Jiangsu Province Patentee before: Jiangsu Weina Optoelectronic Technology Co.,Ltd. |