CN203377570U - Self-energized-regulation ice-melting power source - Google Patents
Self-energized-regulation ice-melting power source Download PDFInfo
- Publication number
- CN203377570U CN203377570U CN201320443449.6U CN201320443449U CN203377570U CN 203377570 U CN203377570 U CN 203377570U CN 201320443449 U CN201320443449 U CN 201320443449U CN 203377570 U CN203377570 U CN 203377570U
- Authority
- CN
- China
- Prior art keywords
- ice
- transformer
- load voltage
- transformer coil
- power source
- 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
Images
Landscapes
- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model discloses a self-energized-regulation ice-melting power source. The self-energized-regulation ice-melting power source comprises a box body; transformer coils are arranged inside the box body; the transformer coils are provided with transformer coil taps; the transformer coil taps are correspondingly connected with the taps of an on-load voltage regulation switch; the transformer coils are provided with two fixed output taps; transformer coils between the two fixed output taps form a fixed output winding; and the fixed output taps are led out from the A, B and C phases of low-voltage sleeves and are connected with an on-load voltage regulation switch operating mechanism. With the self-energized-regulation ice-melting power source of the utility model adopted, a multi-gear on-load tap switch and a power distribution transformer can be integrated together in a form of an auto-transformer; the transformer can output alternating current of 380/220V, such that the device itself can provide energy for the on-load voltage regulation switch operating mechanism, and therefore, the output voltage of the device itself can be adjusted without external connection of a control power source required, and thus, the device can be applicable to lines with different lengths; the energy of the ice-melting power source can be fully utilized; the length of an ice-melting line can be increased; and the work efficiency of ice melting can be improved.
Description
Technical field
The utility model relates to a kind of electric power facility field, and particularly a kind of self extinguishing type is regulated the ice-melt power supply.
Background technology
Guizhou Power Grid company designed and had purchased 10kV and exchanges the ice-melt transformer in 2011, this ice-melt transformer can output current 577A, and output voltage is respectively 1kV, 2kV, 3kV, 4kV and 5kV (corresponding gear is respectively 5,4,3,2,1 grades).This ice-melt transformer is mainly used in 10kV and 35kV circuit are carried out to the ice-melt operation.There are the following problems to find at the scene this ice-melt transformer in practical application: the one, and output voltage low (input voltage is 10kV, but output voltage is the highest, only has 5kV), but greatly limited the ice-melt length of DC ice-melting; The 2nd, the output gear very little, causes a lot of short-term roads can't carry out the ice-melt operation; The 3rd, utilization rate of equipment and installations is low, only has while in the winter time line ice coating occurring and can use, and the equipment utilization hourage is very low.
The utility model content
Technical problem to be solved in the utility model is: provide a kind of self extinguishing type to regulate the ice-melt power supply, it carries out multistage adjusting to input voltage, various different models, different length transmission line is carried out to the ice-melt operation, to overcome the deficiencies in the prior art.
The self extinguishing type adjusting ice-melt power supply that is achieved in that of the present utility model, comprise casing, is provided with input side bushing, outlet side bushing, low-tension bushing, on-load voltage regulating switch and on-load voltage regulating switch operating mechanism on casing; Establish transformer coil in casing, be provided with the transformer coil tap on transformer coil, transformer coil tap connection corresponding to the tap of on-load voltage regulating switch; Be provided with two fixing output taps on transformer coil, two fixing transformer coils of exporting between tap form fixing output winding, the input of transformer coil is drawn from the input side bushing, the output of transformer coil is drawn from the outlet side bushing, fixing output tap is drawn from A, B, the C three-phase of low-tension bushing, and is connected on the on-load voltage regulating switch operating mechanism; On-load voltage regulating switch is connected with the on-load voltage regulating switch operating mechanism with vertical links by waling stripe; Transformer coil is formed star and is drawn neutral point.
Described transformer coil tap is more than 105.
Top at casing is provided with oil level indicator.Oil level situation in oil level indicator observable casing, and as safety valve.
Every only have 1 coil mutually: secondary coil is the part of primary winding, and its no-load voltage ratio maximum is adjustable as 1.
Owing to having adopted technique scheme, compared with prior art, the utility model adopts the form with autotransformer that many gears on load tap changer, distribution transformer are integrated, export the AC power of 380/220V by transformer, make device from as the on-load voltage regulating switch operating mechanism, providing the energy, thereby regulate the output voltage of self, do not need external control power supply, be applicable to the circuit of various different lengths, take full advantage of the energy of ice-melt power supply, expand the length of DC ice-melting, improved the operating efficiency of ice-melt.The utility model is long-pending little, characteristics of compact layout, and result of use is good.
The accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model;
Accompanying drawing 2 is external structure schematic diagram of the present utility model;
The end view that accompanying drawing 3 is accompanying drawing 2.
Embodiment
Embodiment of the present utility model: the structure of self extinguishing type adjusting ice-melt power supply as shown in Figure 1, comprise casing 1, be provided with input side bushing 8, outlet side bushing 9, low-tension bushing 10, oil level indicator 11, on-load voltage regulating switch 2 and on-load voltage regulating switch operating mechanism 3 on casing 1; Establish transformer coil 5 in casing 1, every only have 1 coil mutually: secondary coil is the part of primary winding, and its no-load voltage ratio maximum is adjustable as 1; Be provided with 105 transformer coil taps 4 on transformer coil 5, transformer coil tap 4 connection corresponding to the tap of on-load voltage regulating switch 2; Be provided with two fixing output taps 6 on transformer coil 5, two fixing transformer coils 5 of exporting between tap 6 form fixing output winding 7, the input of transformer coil 5 is drawn from input side bushing 8, the output of transformer coil 5 is drawn from outlet side bushing 9, fixing output tap 6 is drawn from A, B, the C three-phase of low-tension bushing 10, and is connected on on-load voltage regulating switch operating mechanism 3; On-load voltage regulating switch 2 is connected with on-load voltage regulating switch operating mechanism 3 with vertical links 13 by waling stripe 12; Transformer coil 5 is formed star and is drawn neutral point.
The self extinguishing type ice-melt power supply of 10kV electric pressure of take is example.In use; need to obtain three-phase alternating-current supply from the primary cut-out of the 10kV with a defencive function output; with conductor, the 10kV three-phase alternating-current supply is received to the input A-X of transformer coil 5; outlet side is connected respectively with the three-phase of DC ice-melting by conductor, and the DC ice-melting end carries out the short circuit connection by the three-phase shortcircuit connecting line.
First manually on-load voltage regulating switch 2 is operated to appropriate gear (concrete gear is determined after need to calculating according to concrete DC ice-melting parameter) before energising, can also be switched to by on-load voltage regulating switch 2 gear of appointment after energising, thereby in the situation that the fast fetching that do not have a power failure obtains desirable ice melting current and ice-melt effect.
When logical distribution transformer or emergent portable power source use as a Daepori, only high-pressure side need to be accessed to the 10kV electrical network, low-pressure side fixedly output a1-x access is loaded and is got final product.
Claims (4)
1. a self extinguishing type is regulated the ice-melt power supply, comprise casing (1), it is characterized in that: be provided with input side bushing (8), outlet side bushing (9), low-tension bushing (10), on-load voltage regulating switch (2) and on-load voltage regulating switch operating mechanism (3) on casing (1); Establish transformer coil (5) in casing (1), be provided with transformer coil tap (4) on transformer coil (5), transformer coil tap (4) and the corresponding connection of the tap of on-load voltage regulating switch (2); Be provided with two fixing output taps (6) on transformer coil (5), transformer coil (5) between two fixing output taps (6) forms fixing output winding (7), the input of transformer coil (5) is drawn from input side bushing (8), the output of transformer coil (5) is drawn from outlet side bushing (9), fixing output tap (6) is drawn from A, B, the C three-phase of low-tension bushing (10), and is connected on on-load voltage regulating switch operating mechanism (3); On-load voltage regulating switch (2) is connected with on-load voltage regulating switch operating mechanism (3) with vertical links (13) by waling stripe (12); Transformer coil (5) is formed star and is drawn neutral point.
2. self extinguishing type according to claim 1 is regulated the ice-melt power supply, and it is characterized in that: described transformer coil tap (4) is more than 105.
3. self extinguishing type according to claim 1 is regulated the ice-melt power supply, it is characterized in that: at the top of casing (1), be provided with oil level indicator (11).
4. self extinguishing type according to claim 1 is regulated the ice-melt power supply, it is characterized in that: every only have 1 coil mutually: secondary coil is the part of primary winding, and its no-load voltage ratio maximum is adjustable as 1.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320443449.6U CN203377570U (en) | 2013-07-24 | 2013-07-24 | Self-energized-regulation ice-melting power source |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320443449.6U CN203377570U (en) | 2013-07-24 | 2013-07-24 | Self-energized-regulation ice-melting power source |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203377570U true CN203377570U (en) | 2014-01-01 |
Family
ID=49840075
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201320443449.6U Expired - Fee Related CN203377570U (en) | 2013-07-24 | 2013-07-24 | Self-energized-regulation ice-melting power source |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203377570U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106526257A (en) * | 2015-09-15 | 2017-03-22 | 国网辽宁省电力有限公司沈阳供电公司 | Light three-phase current generator |
CN112636244A (en) * | 2020-12-11 | 2021-04-09 | 国网湖南省电力有限公司 | Design method of dancing-eliminating and ice-melting transformer with wide voltage regulation and fine current regulation |
-
2013
- 2013-07-24 CN CN201320443449.6U patent/CN203377570U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106526257A (en) * | 2015-09-15 | 2017-03-22 | 国网辽宁省电力有限公司沈阳供电公司 | Light three-phase current generator |
CN106526257B (en) * | 2015-09-15 | 2023-04-28 | 国网辽宁省电力有限公司沈阳供电公司 | Light three-phase current generator |
CN112636244A (en) * | 2020-12-11 | 2021-04-09 | 国网湖南省电力有限公司 | Design method of dancing-eliminating and ice-melting transformer with wide voltage regulation and fine current regulation |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107294100B (en) | Flexible alternating-current interconnection device for power distribution network | |
CN204390889U (en) | Scott balancing transformer | |
CN105336481A (en) | 36-level high-precision capacitance and voltage adjusting transformer for distributing line | |
CN204205598U (en) | System saving electricity optimizes the automatic regulation voltage pressure stabilizing device of electric energy and equipment group thereof | |
CN103680883A (en) | 500kV-level split on-load voltage regulation power transformer | |
CN104752043A (en) | Voltage regulating method for three-phase loaded voltage-regulating self-coupling transformer | |
CN203377570U (en) | Self-energized-regulation ice-melting power source | |
CN102647093A (en) | Novel dual power on-load voltage regulation rectifier transformer | |
CN103579985A (en) | Method and device for adjusting ice melting output voltage | |
CN203180458U (en) | Self-powered ice-melting electric reactor | |
CN103928225B (en) | A kind of method transforming 220kV off circuit tap changing transfor mer device body as ULTC device body | |
CN202435047U (en) | Reactive power adjustable parallel reactor | |
CN203415390U (en) | Voltage-regulating transformer for realizing high-insulation and large-current on-load voltage regulation | |
CN103166161A (en) | Method and device for adjusting output impedance of ice melting reactor | |
RU2643350C1 (en) | Distribution device in ac network | |
CN205122371U (en) | 36 level high accuracy distribution lines transfers and holds powerstat | |
CN113809753A (en) | Voltage stabilizer for encapsulated coil transformer | |
CN203536195U (en) | Voltage regulating transformer | |
CN102403910A (en) | Voltage-regulating rectifier transformer | |
CN201805356U (en) | Voltage regulation type rectifier transformer | |
CN203289368U (en) | Novel multiple-power source independent superposition excitation device | |
CN207302855U (en) | 6KV, 10KV general oil immersion-type distribution transformer | |
CN204556779U (en) | High capacitance equipment Withstand test device | |
CN204792383U (en) | Three -phase self coupling has intelligence of carrying to transfer piezoelectric transformer | |
CN216564522U (en) | Low-voltage compensation device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140101 Termination date: 20140724 |
|
EXPY | Termination of patent right or utility model |