CN202931018U - Temporary power supply panel of electrical system used for transformer station - Google Patents
Temporary power supply panel of electrical system used for transformer station Download PDFInfo
- Publication number
- CN202931018U CN202931018U CN 201220522919 CN201220522919U CN202931018U CN 202931018 U CN202931018 U CN 202931018U CN 201220522919 CN201220522919 CN 201220522919 CN 201220522919 U CN201220522919 U CN 201220522919U CN 202931018 U CN202931018 U CN 202931018U
- Authority
- CN
- China
- Prior art keywords
- power supply
- power
- bus
- outlet
- screen
- 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
- 230000005611 electricity Effects 0.000 claims description 11
- 238000003032 molecular docking Methods 0.000 claims description 3
- 230000007704 transition Effects 0.000 abstract description 5
- 230000009466 transformation Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001131 transforming effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000009418 renovation Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Landscapes
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The utility model discloses a temporary power supply panel of an electrical system used for a transformer station, which solves the problems of inconvenient operation and low security of a temporary transition power strip, The temporary power supply panel comprises a power supply inlet wire panel and a plurality of power supply feed line panels connected on the power supply inlet wire panel, a power supply wire connected to a grounding transformer is provided in the power supply feed line panel, an outlet power supply bus with same quantity of the power supply feed line panel is accessed to the power supply wire, a high capacity outlet wire bus and low capacity outlet wire bus connected to the outlet wire bus are equipped in the power supply feed line panel, several power supply wires used for connecting the electrical load of the transformer station are respectively accessed on the high capacity outlet wire bus and low capacity outlet wire bus, and the hurl-slices switches are provided on the power supply wire, the outlet wire power supply bus and the power supply outlet wire. The temporary power supply panel is used for reconstruction of an electrical system of the transformer station.
Description
Technical field
The utility model relates to a kind of power supply panel, in particular for the temporary source screen of Substation Station using electricity system.Background technology
In transformer station, all low-voltage power supply loads are all provided by station power use system, and whether station power use system reliably is directly connected to the safe operation of transformer station.Along with constantly rising of electric load, transformer station's project for renovation and expansion is on the increase, and primary equipment rolls up, and the fire-fighting in transformer station, monitoring, daily power consumption equipment also constantly increase, the power load of standing and first the comparing of going into operation, be doubled and redoubled, limit for length when adding former electric screen operation used, in screen, equipment is outmoded aging, the supply load ability is low, the automatic operating ability is not high, can not satisfy " remote signalling, remote control, shake survey " function.The station power use system part of original design and installation can not satisfy the safe operation demand, and the defective of electric screen used increases, and has potential safety hazard.The station power use system of a lot of transformer stations need carry out retrofit work.
Changing electric screen used is the emphasis of station power use system transformation, screen internal wiring used is complicated, and the space is again little, and the low-voltage power supply load that connects is a lot, wherein having many is important loads, will cause security incident as vital power supply dead electricity such as transformer cooling system power supply, on-load voltage regulating device power supplys.At present, usually adopt the power panel that angle steel is welded into, interim transition power panel as station power load in transformation process, to guarantee the continuous power supply to important station power load, but wiring on interim transition power panel, deliver load inconvenient, easily touching other load branch circuits causes dead electricity by mistake, and fail safe is not high; Interim transition power panel can not satisfy the many and complicated requirement of some Substation Station power load branch roads.
Summary of the invention
Problem to be solved in the utility model just is to provide a kind of temporary source screen of Substation Station using electricity system, be used for the transformation of transforming plant system, shorten the transformation time, increase work efficiency, and the continuity of the power load power supply of guaranteeing to stand, improved the coefficient of safety of station power use system.
for solving the problems of the technologies described above, the utility model adopts following technical scheme: a kind of temporary source screen of Substation Station using electricity system, described temporary source screen is connected between grounding transformer and station power load, described temporary source screen comprises that electric power incoming line screen and the some power feeders that are connected on the electric power incoming line screen shield, be provided with the electric power incoming line that connects grounding transformer in described power feeder screen, pick out the outlet power source bus identical with power feeder screen quantity on described electric power incoming line, be equipped with large capacity outgoing line bus and the low capacity outlet bus that is connected with the outlet power source bus in described power feeder screen, pick out respectively the power outlet that some roads are used for the docking station power load on described large capacity outgoing line bus and low capacity outlet bus, described electric power incoming line, the outlet power source bus, be equipped with fling-cut switch on power outlet.
Further, be connected with voltmeter on described electric power incoming line.
The beneficial effects of the utility model:
Temporary source screen of the present utility model has conveniently moving, convenient diverse location in each Substation Station using electricity system transformation is put, wherein power feeder shields size to fit, facilitates wiring, coordinate before and after the power feeder screen, be fit to fast from the delivery between screen used and interim screen/switching station power load, remain in the shortest time thereby make the station power load stop the labour time; Utilize temporary source screen to carry out the station power use system transformation, can shorten the station power use system transformation time, increase work efficiency, the continuity of the power load power supply of guaranteeing to stand has improved the coefficient of safety of station power use system.Real work shows, has used interim transition power supply panel energy safety, completes efficiently the retrofit work of electric screen used.
Description of drawings
Below in conjunction with accompanying drawing, the utility model is described further:
Fig. 1 is the functional block diagram of the utility model temporary source screen;
Fig. 2 is the electric power incoming line screen circuit theory diagrams of the utility model temporary source screen;
Fig. 3 is the power feeder screen circuit theory diagrams of the utility model temporary source screen.
Embodiment
the utility model proposes a kind of temporary source screen of Substation Station using electricity system, described temporary source screen is connected between grounding transformer and station power load, described temporary source screen comprises that electric power incoming line screen and the some power feeders that are connected on the electric power incoming line screen shield, be provided with the electric power incoming line that connects grounding transformer in described power feeder screen, pick out the outlet power source bus identical with power feeder screen quantity on described electric power incoming line, be equipped with large capacity outgoing line bus and the low capacity outlet bus that is connected with the outlet power source bus in described power feeder screen, pick out respectively the power outlet that some roads are used for the docking station power load on described large capacity outgoing line bus and low capacity outlet bus, described electric power incoming line, the outlet power source bus, be equipped with fling-cut switch on power outlet.Compared to existing technology, the utility model conveniently moving, easy-to-connect be the more important thing is the continuity of the power load power supply of guaranteeing to stand, and have improved the coefficient of safety of station power use system.
Be explained and illustrated below in conjunction with the accompanying drawing of the utility model embodiment technical scheme to the utility model embodiment, but following embodiment is only preferred embodiment of the present utility model, is not whole.Based on the embodiment in execution mode, those skilled in the art are other embodiment that obtains under the prerequisite of not making creative work, all belong to protection range of the present utility model.
With reference to Fig. 1-3, in the present embodiment,
The temporary source screen of transforming plant system can be used between grounding transformer 3 and station power load 4, and the temporary source screen comprises electric power incoming line screen 1 and four power feeder screens 2 that are connected on electric power incoming line screen 1, wherein:
Electric power incoming line screen 1:
Be provided with the electric power incoming line 11 that connects grounding transformer 3, and be equipped with three large capacity power source fling-cut switches 7 of inlet wire on electric power incoming line 11, one of them fling-cut switch 7 of low-tension supply inlet wire 11 sides that can be connected to respectively two changes used in transformer station uses as bus connection switch, voltmeter also is housed, with the working condition of judgement electric power incoming line 11 on electric power incoming line 11.Pick out four sections outlet power source buss 12 on electric power incoming line 11, outlet power source bus fling-cut switch 8 is installed on every section outlet power source bus 12, be suitable for the reasonable distribution of on-the-spot institute power load, easy-to-connect, flexible operation, safe.
Power feeder screen 2:
Be equipped with three sections large capacity outgoing line bus 21(380V), and can pick out 6 road power outlets 211 on every section large capacity outgoing line bus 21, power supply all is housed on every road power outlet 211 controls fling-cut switch 6.Be equipped with one section low capacity outlet bus 22(220V), can connect 12 road power outlets 221, power supply all is housed on every road power outlet 221 controls fling-cut switch 9.
The present embodiment has adopted four power feeders screen 2, but for the transformer station of most of 110kV, adopts two power feeders screens 2 just enough.
Concrete method of operation: the temporary source screen is installed, inactive No. 1 grounding transformer 3, with the inlet wire cable access temporary source screen of No. 1 grounding transformer 3, and start grounding transformer 3 No. 1, one by one with each outlet power source bus 12 access power feeder screens 2 on electric power incoming line 11 screens 1; With reference to said method, with No. 2 grounding transformer 3 access temporary source screens, and start grounding transformer 3 No. 2; Then carry out the dismounting of screen used and more change jobs, newly shielding after installation in position power load is refunded from above-mentioned temporary source screen, whole process can guarantee the power supply continuity of institute's power load.
Adopt above-described embodiment, the station of a transformer station is changed with electric screen and is operated in four days and can completes, one station is stopped within the labour time is controlled at half an hour with grounding transformer, single branch road electric loading stops the labour time and basically can be controlled at about 5 minutes, can continuously to the continuous power supply of institute's electricity consumption important load, guarantee the safe and reliable operation of power utilization system.
By above-described embodiment, the purpose of this utility model is by fully effective having reached.The personage who is familiar with this skill should be understood that the utility model includes but not limited to the content of describing in accompanying drawing and top embodiment.Any modification that does not depart from function and structure principle of the present utility model all will be included in the scope of claims.
Claims (2)
1. the temporary source of a Substation Station using electricity system shields, described temporary source screen is connected between grounding transformer and station power load, it is characterized in that: described temporary source screen comprises that electric power incoming line screen and the some power feeders that are connected on the electric power incoming line screen shield, be provided with the electric power incoming line that connects grounding transformer in described power feeder screen, pick out the outlet power source bus identical with power feeder screen quantity on described electric power incoming line, be equipped with large capacity outgoing line bus and the low capacity outlet bus that is connected with the outlet power source bus in described power feeder screen, pick out respectively the power outlet that some roads are used for the docking station power load on described large capacity outgoing line bus and low capacity outlet bus, described electric power incoming line, the outlet power source bus, be equipped with fling-cut switch on power outlet.
2. the temporary source of a kind of Substation Station using electricity system as claimed in claim 1 screen, be connected with voltmeter on described electric power incoming line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220522919 CN202931018U (en) | 2012-10-12 | 2012-10-12 | Temporary power supply panel of electrical system used for transformer station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220522919 CN202931018U (en) | 2012-10-12 | 2012-10-12 | Temporary power supply panel of electrical system used for transformer station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202931018U true CN202931018U (en) | 2013-05-08 |
Family
ID=48220928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220522919 Expired - Fee Related CN202931018U (en) | 2012-10-12 | 2012-10-12 | Temporary power supply panel of electrical system used for transformer station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202931018U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106992515A (en) * | 2017-03-23 | 2017-07-28 | 国网福建省电力有限公司 | Use electric screen cabinet remodeling method in one kind station |
-
2012
- 2012-10-12 CN CN 201220522919 patent/CN202931018U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106992515A (en) * | 2017-03-23 | 2017-07-28 | 国网福建省电力有限公司 | Use electric screen cabinet remodeling method in one kind station |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201667498U (en) | Box type transformer substation for open-pit mine | |
| CN203415882U (en) | Box type transformer station | |
| CN203504285U (en) | UPS integrated power supply | |
| CN203166366U (en) | Mobile transformer station | |
| CN106394447B (en) | Intelligent power supply and distribution system | |
| CN208257232U (en) | A kind of low-tension distribution box uninterrupted operation system | |
| CN202949138U (en) | Low-voltage cable branch box | |
| CN203398559U (en) | Multi-path electric-quantity monitoring AC distribution box for communication base station | |
| CN202931018U (en) | Temporary power supply panel of electrical system used for transformer station | |
| CN202422558U (en) | High and low voltage controller on practical training field | |
| CN204333629U (en) | A kind of prepackage type moving switch station | |
| CN203895820U (en) | Compact totally-enclosed mobile substation | |
| CN104253387A (en) | Distribution box and emergency connection system | |
| CN203312659U (en) | Power distribution box and emergency access system | |
| CN205863765U (en) | Double bus scheme structure based on disconnecting switch segmentation in GIS power distribution equipment | |
| CN204905877U (en) | Mountain area low voltage distribution system with reactive compensation function | |
| CN201570889U (en) | 10kV system emergent electric supply installation | |
| CN204230846U (en) | A kind of low-voltage cable junction box wiring system | |
| CN204359858U (en) | The device of a kind of monitoring station institute terminal self drain conditions | |
| CN209948370U (en) | Bypass node type PT cabinet | |
| CN201868941U (en) | Uninterrupted switching device for transformer substation direct-current power supply | |
| CN105245017B (en) | Live monitoring method and system for high-voltage direct-current transmission line | |
| CN111342549A (en) | Power supply system is synthesized to inside of large-scale coal-electricity integration power station | |
| CN204258428U (en) | A kind of mobile wheelbarrow switch type power supply vehicle of meet an emergency switch cubicle | |
| CN203883493U (en) | A structure for connecting two large-scale power generating sets with an extra high voltage outgoing wire |
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: 20130508 Termination date: 20201012 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |