CN209675091U - A kind of 24 pulse wave rectifier transformer of continuous voltage regulating - Google Patents
A kind of 24 pulse wave rectifier transformer of continuous voltage regulating Download PDFInfo
- Publication number
- CN209675091U CN209675091U CN201920346907.1U CN201920346907U CN209675091U CN 209675091 U CN209675091 U CN 209675091U CN 201920346907 U CN201920346907 U CN 201920346907U CN 209675091 U CN209675091 U CN 209675091U
- Authority
- CN
- China
- Prior art keywords
- transformer
- rectifier
- lotus root
- voltage regulating
- winding
- 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.)
- Expired - Fee Related
Links
Landscapes
- Coils Or Transformers For Communication (AREA)
Abstract
The utility model discloses a kind of 24 pulse wave rectifier transformers of continuous voltage regulating, it include: pressure regulation side transformer, rectification side transformer and the on-load voltage regulating switch being set in box shell, pressure regulation side transformer is made of the continous way of an independent magnetic circuit from lotus root adjustable transformer, and the continous way includes stabilizing winding from lotus root, become basic winding from lotus root and becoming tap-changing windings from lotus root from lotus root adjustable transformer;Rectification side transformer is made of the rectifier transformer of two independent magnetic circuits, and every rectifier transformer realizes 12 pulse waves, and every rectifier transformer includes Phase shift winding, basic winding and low pressure winding;The continous way is powered by on-load voltage regulating switch to two rectifier transformers from lotus root adjustable transformer.The advantages that the utility model is small on ground with accounting for, and manufacturing cost and use cost is low, and one-time investment is small, and product competitiveness is high.
Description
Technical field
The utility model relates to transformer technology fields, and in particular to a kind of 24 pulse wave rectifier transformation of continuous voltage regulating
Device.
Background technique
The characteristics of rectifier transformer is the power transformer of fairing, fairing is original side's input AC, and pair side
By exporting direct current after rectifier cell.Transformer as fairing power supply is known as rectifier transformer.Industrial rectification
DC power supply is passed through obtained from rectifier transformer and rectifier equipment as AC network.When rectifier transformer passes through
When rectifier is run, since the unilateal conduction of rectifier cell acts on, rectification is caused to become the distortion of alternating magnetic field waveform, even if power supply
Power grid is ideal sine wave, the electric current that fairing is taken from alternation power grid also nonsinusoidal waveform, these non-sinusoidal currents
Flow direction, feedback arrives power grid other than being input to fairing, while also;It is various that non-sinusoidal current flows through power transmission line and transformer etc.
When impedor, necessarily lead to non-sinusoidal voltage drop, the voltage waveform of each point in AC system is made to generate different abnormal of degree
Become, the size of distortion is decided by that D.C. capacity accounts for the ratio of electrical network capacity and flows into frequency (the i.e. harmonic wave of the harmonic current of power grid
Number);Shadow is generated again to the current waveform that fairing is taken from system in turn by the power grid of fairing harmonic pollution
It rings.In order to effectively reduce influence of the harmonic wave to power grid, is rectified by rectifier transformer and become high-pressure side progress phase shift, increase system
Pulse number can substantially eliminate the biggish low-order harmonic of amplitude;Therefore, Shifting Phase of Rectifier Transformer number is more, and the pulse number of system is got over
More, harmonic wave encroaches on power grid fewer.Existing 24 pulse wave rectifier transformer is that more rectifier transformers are formed in parallel, and is existed
The disadvantages of occupied area is more, manufacturing cost and use cost is high, one-time investment is big.
Utility model content
That the purpose of the utility model is to provide a kind of occupied areas is small, manufacturing cost and use cost is low and one-time investment
Small 24 pulse wave rectifier transformer of continuous voltage regulating.
To achieve the above object, the utility model adopts the technical scheme that a kind of 24 pulse wave of continuous voltage regulating is whole
Convertor transformer, comprising: pressure regulation side transformer, rectification side transformer and on-load voltage regulating switch, the feature being set in box shell exist
In: pressure regulation side transformer is made of the continous way of an independent magnetic circuit from lotus root adjustable transformer, and the continous way becomes from lotus root pressure regulation
Depressor includes stabilizing winding from lotus root, become basic winding from lotus root and becoming tap-changing windings from lotus root;Rectification side transformer is by two independences for Taiwan
The rectifier transformer composition of vertical magnetic circuit, every rectifier transformer realize 12 pulse waves, and every rectifier transformer includes Phase shift winding, base
This winding and low pressure winding;The continous way passes through on-load voltage regulating switch to two rectifier transformers from lotus root adjustable transformer
Power supply.
Further, 24 pulse wave rectifier transformer of a kind of continuous voltage regulating above-mentioned, in which: pressure regulation side transformer with it is whole
Flow side transformer in box shell in time interval arrange, two rectifier transformers of rectification side transformer in box shell between left and right every
Arrangement.
Further, 24 pulse wave rectifier transformer of a kind of continuous voltage regulating above-mentioned, in which: rectification side transformer is by two
Platform conjugated rectifier transformer composition, every conjugated rectifier transformer realize 12 pulse waves.
Further, 24 pulse wave rectifier transformer of a kind of continuous voltage regulating above-mentioned, in which: rectification side transformer is by two
The double splitting type commutator transformer compositions of platform, every double splitting type commutator transformers realize 12 pulse waves.
Further, 24 pulse wave rectifier transformer of a kind of continuous voltage regulating above-mentioned, in which: rectification side transformer is by two
Platform rectifier transformer composition, low pressure winding axial direction y, d of every rectifier transformer connect cross arrangement and realize 12 pulse waves.
Through the implementation of the above technical solution, the beneficial effects of the utility model are: with it is existing by more transformers simultaneously
24 pulse wave rectifier transformers made of connection are compared, and 24 pulse wave rectifier transformer separate unit of this continuous voltage regulating is achieved that shape
The purpose of tetra- pulse wave of Cheng Ershi, small on ground with accounting for, manufacturing cost and use cost is low, and one-time investment is small, and product competitiveness is high
The advantages that;In the case where same occupied area, more pulse numbers are able to achieve, make electrolytic rectifier transformer station high-voltage side bus waveform more
Close to sine wave, keep equipment operation more stable, safe and reliable.
Detailed description of the invention
Fig. 1 is a kind of 24 pulse wave rectifier transformer of continuous voltage regulating described in the utility model specific embodiment one
Elementary diagram.
Fig. 2 is a kind of 24 pulse wave rectifier transformer of continuous voltage regulating described in the utility model specific embodiment one
Structural schematic diagram.
Fig. 3 is the structural schematic diagram of Fig. 2 left view direction.
Fig. 4 is the structural schematic diagram of Fig. 2 overlook direction.
Fig. 5 is a kind of 24 pulse wave rectifier transformer of continuous voltage regulating described in the utility model specific embodiment one
Coils arrangement figure.
Fig. 6 is a kind of 24 pulse wave rectifier transformer of continuous voltage regulating described in the utility model specific embodiment two
Elementary diagram.
Fig. 7 is a kind of 24 pulse wave rectifier transformer of continuous voltage regulating described in the utility model specific embodiment two
Structural schematic diagram.
Fig. 8 is the structural schematic diagram of Fig. 7 left view direction.
Fig. 9 is the structural schematic diagram of Fig. 7 overlook direction.
Figure 10 is a kind of 24 pulse wave rectifier transformer of continuous voltage regulating described in the utility model specific embodiment two
Coils arrangement figure.
Figure 11 is a kind of 24 pulse wave rectifier transformer of continuous voltage regulating described in the utility model specific embodiment three
Elementary diagram.
Figure 12 is a kind of 24 pulse wave rectifier transformer of continuous voltage regulating described in the utility model specific embodiment three
Structural schematic diagram.
Figure 13 is the structural schematic diagram of Figure 12 left view direction.
Figure 14 is the structural schematic diagram of Figure 12 overlook direction.
Figure 15 is a kind of 24 pulse wave rectifier transformer of continuous voltage regulating described in the utility model specific embodiment three
Coils arrangement figure.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments.
Specific embodiment one
As shown in figure 1, figure 2, figure 3, figure 4 and figure 5, the 24 pulse wave rectifier transformer of a kind of continuous voltage regulating, packet
Include: pressure regulation side transformer 2, rectification side transformer 3 and the on-load voltage regulating switch 4 being set in box shell 1, pressure regulation side transformer 2 by
The continous way of one independent magnetic circuit from lotus root adjustable transformer form, the continous way from lotus root adjustable transformer include being stabilized from lotus root
Winding 21 becomes basic winding 22 from lotus root and becomes tap-changing windings 23 from lotus root;Rectification side transformer 3 is by the two of two independent magnetic circuits
Platform conjugated rectifier transformer composition, every conjugated rectifier transformer realize 12 pulse waves, every conjugated rectifier transformer packet
Include Phase shift winding 31, basic winding 32 and low pressure winding 33;The continous way is opened from lotus root adjustable transformer by on-load voltage regulation
4 are closed to power to two conjugated rectifier transformers;Pressure regulation side transformer 2 and rectification side transformer 3 are in front and back in box shell 1
It is alternatively arranged, two conjugated rectifier transformers of rectification side transformer 3 left and right in box shell 1 is alternatively arranged, and can be contracted in this way
The occupied area of small rectifier transformer entirety.
Specific embodiment two
As shown in Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, the 24 pulse wave rectifier transformer of a kind of continuous voltage regulating, packet
Include: pressure regulation side transformer 2, rectification side transformer 3 and the on-load voltage regulating switch 4 being set in box shell 1, pressure regulation side transformer 2 by
The continous way of one independent magnetic circuit from lotus root adjustable transformer form, the continous way from lotus root adjustable transformer include being stabilized from lotus root
Winding 21 becomes basic winding 22 from lotus root and becomes tap-changing windings 23 from lotus root;Rectification side transformer 3 is by the double of two independent magnetic circuits
Splitting type commutator transformer composition, every double splitting type commutator transformers realize 12 pulse waves, every double splitting type commutator transformer
Including Phase shift winding 31, basic winding 32 and low pressure winding 33;The continous way passes through on-load voltage regulation from lotus root adjustable transformer
Switch 4 is powered to two double splitting type commutator transformers;In the present embodiment, pressure regulation side transformer 2 and rectification side transformation
Device 3 arranges in box shell 1 in time interval, the double splitting type commutator transformers of two of rectification side transformer 3 left and right in box shell 1
It is alternatively arranged, the occupied area of rectifier transformer entirety can be reduced in this way.
Specific embodiment three
As shown in Figure 11, Figure 12, Figure 13, Figure 14, Figure 15, the 24 pulse wave rectifier transformation of a kind of continuous voltage regulating
Device, comprising: pressure regulation side transformer 2, rectification side transformer 3 and the on-load voltage regulating switch 4 being set in box shell 1, pressure regulation side transformation
Device 2 is made of the continous way of an independent magnetic circuit from lotus root adjustable transformer, the continous way from lotus root adjustable transformer include from lotus root
Winding 21 is stabilized, become basic winding 22 from lotus root and becomes tap-changing windings 23 from lotus root;Rectification side transformer 3 is by two independent magnetic
The rectifier transformer on road forms, and the low pressure winding of every rectifier transformer is connect cross arrangement and realized 12 pulse waves using axial direction y, d;
Every rectifier transformer includes Phase shift winding 31, basic winding 32 and low pressure winding 33;The continous way is from lotus root pressure regulation transformation
Device is powered by on-load voltage regulating switch 4 to two rectifier transformers;In the present embodiment, pressure regulation side transformer 2 and rectification side become
Depressor 3 arranges in box shell 1 in time interval, and two rectifier transformers of rectification side transformer 3 are in box shell 1 between left and right every row
Column, can reduce the occupied area of rectifier transformer entirety in this way.
The utility model has the advantages that: with the existing 24 pulse wave rectifier transformers as made of more transformers connected in parallel
It compares, 24 pulse wave rectifier transformer separate unit of this continuous voltage regulating is achieved that form the purpose of 24 pulse waves, has and accounts for
The advantages that ground is small, and manufacturing cost and use cost is low, and one-time investment is small, and product competitiveness is high;In the feelings of same occupied area
Under condition, more pulse numbers are able to achieve, makes electrolytic rectifier transformer station high-voltage side bus waveform closer to sine wave, keeps equipment operation more flat
Surely, securely and reliably.
Claims (5)
1. a kind of 24 pulse wave rectifier transformer of continuous voltage regulating, comprising: be set to pressure regulation side transformer in box shell, rectification side
Transformer and on-load voltage regulating switch, it is characterised in that: pressure regulation side transformer is become by the continous way of an independent magnetic circuit from lotus root pressure regulation
Depressor composition, the continous way include stabilizing winding from lotus root, becoming basic winding from lotus root and become from lotus root from lotus root adjustable transformer
Tap-changing windings;Rectification side transformer is made of the rectifier transformer of two independent magnetic circuits, and every rectifier transformer realizes 12 pulse waves,
Every rectifier transformer includes Phase shift winding, basic winding and low pressure winding;The continous way passes through from lotus root adjustable transformer
On-load voltage regulating switch is powered to two rectifier transformers.
2. 24 pulse wave rectifier transformer of a kind of continuous voltage regulating according to claim 1, it is characterised in that: pressure regulation side becomes
Depressor and rectification side transformer arrange in box shell in time interval, and two rectifier transformers of rectification side transformer are in box shell
Left and right is alternatively arranged.
3. 24 pulse wave rectifier transformer of a kind of continuous voltage regulating according to claim 1 or 2, it is characterised in that: rectification
Side transformer is made of two conjugated rectifier transformers, and every conjugated rectifier transformer realizes 12 pulse waves.
4. 24 pulse wave rectifier transformer of a kind of continuous voltage regulating according to claim 1 or 2, it is characterised in that: rectification
Side transformer is made of two double splitting type commutator transformers, and every double splitting type commutator transformers realize 12 pulse waves.
5. 24 pulse wave rectifier transformer of a kind of continuous voltage regulating according to claim 1 or 2, it is characterised in that: rectification
Side transformer is made of two rectifier transformers, and low pressure winding axial direction y, d of every rectifier transformer connects cross arrangement and realizes
12 pulse waves.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920346907.1U CN209675091U (en) | 2019-03-19 | 2019-03-19 | A kind of 24 pulse wave rectifier transformer of continuous voltage regulating |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920346907.1U CN209675091U (en) | 2019-03-19 | 2019-03-19 | A kind of 24 pulse wave rectifier transformer of continuous voltage regulating |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209675091U true CN209675091U (en) | 2019-11-22 |
Family
ID=68571976
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201920346907.1U Expired - Fee Related CN209675091U (en) | 2019-03-19 | 2019-03-19 | A kind of 24 pulse wave rectifier transformer of continuous voltage regulating |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209675091U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110211785A (en) * | 2019-03-19 | 2019-09-06 | 江苏五洲电力科技有限公司 | A kind of 24 pulse wave rectifier transformer of continuous voltage regulating |
-
2019
- 2019-03-19 CN CN201920346907.1U patent/CN209675091U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110211785A (en) * | 2019-03-19 | 2019-09-06 | 江苏五洲电力科技有限公司 | A kind of 24 pulse wave rectifier transformer of continuous voltage regulating |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Kalpana et al. | A 20-pulse asymmetric multiphase staggering autoconfigured transformer for power quality improvement | |
CN105932893A (en) | Multi-pulse rectifier substation system for electric vehicle direct current charging station | |
CN109193655B (en) | Flexible power supply equipment for alternating current electric arc furnace | |
CN107294100B (en) | Flexible alternating-current interconnection device for power distribution network | |
CN205844371U (en) | A kind of energy feedback AC electronic load device of wide input and output voltage | |
CN204390889U (en) | Scott balancing transformer | |
CN103296919A (en) | Three-phase two-pulse-wave high-power pulse current power supply for electrolytic cells and power supplying method | |
CN110048426A (en) | A kind of VSC Harmonic Modeling method based on PWM modulation principle | |
Prakash et al. | Inclusive design and development of front-end multiphase rectifier with reduced magnetic rating and improved efficiency | |
CN107947219A (en) | Harmonic analysis method caused by a kind of extra-high voltage DC transmission system DC magnetic bias | |
CN102830287A (en) | Circuit power frequency parameter measuring device capable of eliminating power frequency interference | |
CN209675091U (en) | A kind of 24 pulse wave rectifier transformer of continuous voltage regulating | |
CN104578820B (en) | A kind of high power density AC great current generator | |
CN206851921U (en) | A kind of frequency conversion electric field food preservation unit | |
CN207354062U (en) | A kind of electronic potential device | |
CN203385774U (en) | Combined conjunction box capable of enabling phase sequence to be adjusted conveniently | |
CN103699162B (en) | Zigzag phase shifting voltage regulating transformer | |
CN110211785A (en) | A kind of 24 pulse wave rectifier transformer of continuous voltage regulating | |
CN202748409U (en) | Line power frequency parameter measuring apparatus capable of eliminating power frequency interference | |
CN103683959A (en) | Power unit burn-in method for high-voltage frequency converter | |
CN208094000U (en) | High-tension switch cabinet group | |
Arvindan | 24-pulse rectifier topology with 3-phase to four 3-phase transformation by novel interconnection of conventional 3-phase and 1-phase transformers | |
CN102820663A (en) | Dynamic reactive power compensation and harmonic treatment complete equipment | |
CN206894531U (en) | A kind of memristor inverter | |
CN109545527A (en) | A kind of stepless capacity regulation division phase-shifting transformer |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191122 |
|
CF01 | Termination of patent right due to non-payment of annual fee |