CN203430098U - Large-size thermal power plant main transformer and 500KV GIS (gas insulated switchgear) integrated plant building - Google Patents
Large-size thermal power plant main transformer and 500KV GIS (gas insulated switchgear) integrated plant building Download PDFInfo
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- CN203430098U CN203430098U CN201320458582.9U CN201320458582U CN203430098U CN 203430098 U CN203430098 U CN 203430098U CN 201320458582 U CN201320458582 U CN 201320458582U CN 203430098 U CN203430098 U CN 203430098U
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Abstract
The utility model discloses a large-size thermal power plant main transformer and 500KV GIS (gas insulated switchgear) integrated plant building, which comprises a 500KV GIS chamber, wherein the 500KV GIS chamber is arranged at an operation layer of the main plant building, a cable sandwich layer is arranged at the local part under the 500KV GIS chamber, the main transformer, a transformer for a high-voltage plant and a starting/standby transformer are respectively arranged at the bottom layer of the main plant building, the high-voltage sides of the main transformer and the starting/standby transformer are respectively and directly connected with 500KV GIS in the 500KV GIS chamber, and the 500KV outlet wire hanging point is arranged on the outer wall of the main plant building. The large-size thermal power plant main transformer and 500KV GIS integrated plant building has the advantages that the occupied area is reduced, in addition, the safety and the reliability are improved, the construction, the installation and the maintenance are convenient, the influence on the ambient environment is little, the electromagnetic wave interference and the noise pollution of the high-voltage electric equipment are reduced, the land resources are favorably saved, and the environment is favorably protected.
Description
Technical field
The utility model relates to a kind of large-size thermal power plant main transformer and the integrated factory building of 500KV GIS.
Background technology
In the not too high factory site of general environment gradation for surface pollution, in order to reduce electric fixtures initial cost, it is AIS that steam power station 500kV booster stations pattern adopts open type distribution device outside room conventionally, under the prerequisite that coordinates site planning to arrange, adopt the routine three row formula arrangements that floor space is less as far as possible, suspension cast bus is joined single-pole vertical open-type bus isolating switch, adopts quiet three earthing isolators altogether in string.
Outer main transformer, HV Auxiliary Transformer (Ye Chenggao factory transformer) and the startup/standby transformer of arranging of steam turbine building A row.The HV Auxiliary Transformer of every unit is arranged along main building A row axis horizontal, between main transformer and main building A row.Between main transformer and HV Auxiliary Transformer, be provided with fire wall.Startup/standby transformer is arranged in the outer place of main building A row as required.
These scheme booster stations and the outer floor space of A row are larger, and 500kV switchgear fault rate is higher, less reliable, and noise pollution and Electromagnetic Interference are stronger, larger to surrounding environment influence.And to being located in the comparatively severe power plant factory site of mountain area or geological conditions, larger plant area's floor space means a large amount of earth and rock works Liang，Dui power plant investments and builds all considerable influence.
The outdoor AIS arrangement of conventional main transformer and 500kV is as shown in Fig. 1-1 and 1-2, and it is for main building A row are outer and the outdoor AIS layout plan of 500kV.
Therefore, if reduce substantially main transformer and 500kV booster stations region floor space in the situation that less input, economize the land resource, reduce the impact of power plant on surrounding environment, for whole power plant environmental protection advance, have larger benefit.
Utility model content
The purpose of this utility model is for above-mentioned situation, and a kind of large-size thermal power plant main transformer and the integrated factory building of 500KV GIS are provided.
The purpose of this utility model realizes by following technical proposals:
A kind of large-size thermal power plant main transformer and the integrated factory building of 500KV GIS, comprise 500kV GIS chamber, described 500kV GIS chamber is arranged in main building running floor, cable interlayer is established in part, below, described 500kV GIS chamber, main transformer, HV Auxiliary Transformer, startup/standby transformer are all arranged in main building bottom, described main transformer and startup/standby transformer high-pressure side all adopt the 500kV GIS in direct access 500kV GIS chamber, and 500kV outlet hanging wire point is arranged in main building exterior wall.
As optimal way, described 500kV GIS adopts " one " font to arrange.
As optimal way, the outside of described main transformer, HV Auxiliary Transformer and startup/standby transformer is equipped with special-purpose transformer room.
As optimal way, described main transformer and startup/standby transformer high-pressure side adopt GIL conduit or 500KV cable directly to access 500kV GIS.
As optimal way, described 500kV GIS chamber is arranged in main building running floor #2 unit side, position above 500kV GIS chamber is positioned at main building space for maintenance is provided with hangs thing hole, ,#2Gao factory of #2 transformer chamber becomes chamber and #1 rises/for becoming chamber, be positioned under 500kV GIS chamber, #2 main transformer ,#2Gao factory's transformer and rise/spare transformer of #1 are directly connected with 500kV GIS, simultaneously the other electrical relay chamber of having arranged in 500kV GIS chamber.
As optimal way, described #2 main transformer ,#2Gao factory's transformer and rise/spare transformer of #1 are directly connected with 500kV GIS by GIL conduit.
As optimal way, described GIL conduit is SF
6gas insulated bus.
As optimal way, the exclusive wall of 500kV GIS chamber 1/0A arranges air feed shutter window.
As optimal way, the gate of described main transformer, HV Auxiliary Transformer, startup/standby transformer chamber is towards main building A row outside, and other three face is fire wall, and transformer room's end face is fire-proof floor, and front metope is installed detachable stormproof louvre plate.
500kV GIS chamber is arranged in main building running floor #2 unit side, is conducive to power plant and extends, and operation maintenance also more for convenience.Above 500kV GIS chamber is positioned at main building space for maintenance, locate to be provided with and hang thing hole, GIS equipment installation and repairing is carried more for convenience.,#2Gao factory of #2 transformer chamber becomes chamber and #1 rises/for becoming chamber, be positioned under GIS chamber, and transformer is directly connected with GIS by GIL conduit, and loop reliability and safety has all obtained reinforcement.On side, GIS chamber, arranged electrical relay chamber, system layout compactedness is very outstanding simultaneously, saves electrical cable successful.500kV GIS outlet conduit is arranged and is made full use of running layer platform, wire hanging wire point is directly arranged on main building exterior wall, one integrated mass is arranged in whole transformer, GIS and outlet, and succinct ， attractive in appearance power plant high voltage electric equipment layout design is technical has reached a new height.
The beneficial effects of the utility model: the utility model 500kV booster stations pattern adopts indoor GIS, by main transformer and 500kV booster stations and main building merging layout, this scheme reduces main transformer and 500kV booster stations region floor space greatly, saving substantially power plant takes up an area, and the security reliability of power plant high-voltage electric switch unit is improved significantly, construction and installation are easy to maintenance, less to surrounding environment influence, being conducive to power plant's site planning arranges and Exterior Design, can reach preferably protection of the environment, economize the land resource, improve the target of power plant's property safe and reliable to operation, noise pollution and the Electromagnetic Interference of high voltage electric equipment have been reduced, be conducive to economize the land resource, protection of the environment.
Accompanying drawing explanation
Fig. 1-1 and 1-2 are outside main building A row and the outdoor AIS layout plan of 500kV.
Fig. 2 is layout plan of the present utility model.
Fig. 3 is the section arrangement diagram in the utility model.
Wherein, 1 is 500kV GIS chamber, and 2 is 500kV GIS, it is reserved enlarging GIS that 3 Wei#1 transformer chamber, 4 Wei#1Gao factories become chamber, 5, and it is the rise/standby chamber that becomes of #1 that 6 Wei#2 transformer chamber, 7 Wei#2Gao factories become chamber, 8, and 9 is electrical relay chamber, 10 for hanging thing hole, and 11 is cable interlayer, and 12 is GIL conduit.
The specific embodiment
Below in conjunction with specific embodiments and the drawings, the utility model is further described.
As shown in Figure 2,3, a kind of large-size thermal power plant main transformer and the integrated factory building of 500KV GIS, comprise 500kV GIS chamber 1, described 500kV GIS chamber is arranged in main building running floor, cable interlayer 11 is established in part, below, described 500kV GIS chamber, main transformer, HV Auxiliary Transformer, startup/standby transformer are all arranged in main building bottom, the 500kV GIS 2 of 1 li of 500kV GIS chamber is all directly accessed in described main transformer and startup/standby transformer high-pressure side, and 500kV outlet hanging wire point is arranged in main building exterior wall.
Described 500kV GIS adopts " one " font to arrange.
The outside of described main transformer, HV Auxiliary Transformer and startup/standby transformer is equipped with special-purpose transformer room.
500kV GIS is directly accessed in described main transformer and startup/standby transformer high-pressure side.
Described main transformer and startup/standby transformer high-pressure side adopt GIL conduit 12 or 500KV cable directly to access 500kV GIS.
Described 500kV GIS chamber is arranged in main building running floor #2 unit side, position above 500kV GIS chamber is positioned at main building space for maintenance is provided with hangs thing hole 10,6 ,#2Gao factories of #2 transformer chamber become chamber 7 and #1 rises/for becoming chamber 8, be positioned under 500kV GIS chamber, #1 main transformer 3, #2 main transformer 6 and rise/spare transformer of #1 8 adopt GIL conduit to be directly connected with 500kV GIS, simultaneously the other electrical relay chamber 9 of having arranged in 500kV GIS chamber.
Described #1 main transformer, #2 main transformer and rise/spare transformer of #1 are directly connected with 500kV GIS by GIL conduit.
Described GIL conduit 12 is SF
6gas insulated bus.
The exclusive wall of 500kV GIS chamber 1/0A arranges air feed shutter window.
The gate of described main transformer, HV Auxiliary Transformer, startup/standby transformer chamber is towards main building A row outside, and other three face is fire wall, and transformer room's end face is fire-proof floor, and front metope is installed detachable stormproof louvre plate.
The main transformer of conventional large capacity, voltage levels, can select by forced guidance oil circulating air cooling (ODAF), forced oil-circulation air-cooled (OFAF), forced guidance oil circulation water-cooling (ODWF), four kinds of Cooling Methods of Transformers of forced oil circulation water-cooling (OFWF).
In view of main transformer capacity is larger, and be arranged in indoorly, radiating condition is comparatively unfavorable, in order to improve the property safe and reliable to operation of main transformer and layout area electric fixtures thereof, reduce noise, for operation maintenance personnel create a good running environment, the main transformer type of cooling is considered by water-cooled.
Consider that starting/standby Bian Jigao factory varying capacity is little, calorific value is also little, high factory become and rise/standby change between mechanical ventilator is set just Transformer Forced-Air Cooling System can be entered to indoor heat discharge chamber Wai，Gao factory becomes and the type of cooling of rise/standby change is selected conventional Natural Oil Circulation Power air cooling way.
Main building A row penthouse 16.00m floor GIS chamber belongs to SF
6electric equipment chamber, is provided with and doubles as the emergency ventilation system that mean time ventilation is used, and adopts the draft type of natural air inlet, mechanical exhaust, and room air does not allow recycling.1/0A exclusive wall in GIS chamber arranges large area air feed shutter window by architectural discipline.
Main transformer ,Gao factory becomes and rise/standby change is indoor layout.The type of cooling of main transformer is that water-cooled ，Gao factory becomes and the type of cooling of rise/standby change is thought of as air-cooled temporarily.
Large area shutter is set on facade wall by architectural discipline between main transformer, adopts natural ventilation system to get rid of the electric fixturess such as main transformer and enter indoor waste heat.
Between high factory becomes and between rise/standby change, mechanical ventilator is all set Transformer Forced-Air Cooling System is entered outside indoor heat discharge chamber, considers to adopt the draft type of rainproof noise reduction shutter natural air inlet, the mechanical exhaust of ceiling mounting type air box.Rainproof noise reduction shutter surface sticks deadener, can effectively reduce the impact that transformer noise leaks on outdoor environment; Meanwhile, at ceiling mounting type air box, be connected on outdoor exhaust duct sound absorber is set, to reduce the impact of fan noise on outdoor environment.
Between each transformation, interchange of heat ventilation is determined according to called for bid transformer actual needs.
Between GIS chamber and main building, body of wall, floor and door all meet fire protection requirement.
Between other room of transformer bay and main building, adopt fire endurance to be not less than the non-combustible component partition wall of 3.00h and non-combustible component floor that fire endurance is not less than 1.50h separates.
Flooring girder steel between transformer bay and other room adopts PLASTIC LAMINATED or fireproof paint protection; its fire endurance is not less than 3.00h; door on wall is first class labeled door; take after above this measure, during transformer bay breaking out of fire, can not impact direct-flow storage battery chamber, direct current cabinet and UPS chamber upstairs and the equipment of 500kV GIS chamber.
Gate, transformer room is towards main building A row outside, and front metope is installed detachable stormproof louvre plate.
Main transformer ,Gao factory becomes and rise/standby change broken down while needing overhaul, can consider to remove detachable stormproof louvre plate on facade wall, utilizes transformer dolly and is aided with the carrying facilities such as cylinder transformer is shifted out to transformer bay, removes between overhauling in main building and overhauls.
Transformer regular maintenance is considered to carry out on the spot.
3 tons of bottle gouard moved by hands maintenance lifting facilities are set, for lifting by crane the small-sized attached equipment such as installation for transformer in transformer room.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (9)
1. a large-size thermal power plant main transformer and the integrated factory building of 500KV GIS, comprise 500kV GIS chamber, it is characterized in that: described 500kV GIS chamber is arranged in main building running floor, cable interlayer is established in part, below, described 500kV GIS chamber, main transformer, HV Auxiliary Transformer, startup/standby transformer are all arranged in main building bottom, the 500kV GIS in 500kV GIS chamber is all directly accessed in described main transformer and startup/standby transformer high-pressure side, and 500kV outlet hanging wire point is arranged in main building exterior wall.
2. large-size thermal power plant main transformer as claimed in claim 1 and the integrated factory building of 500KV GIS, is characterized in that: described 500kV GIS adopts " one " font to arrange.
3. large-size thermal power plant main transformer as claimed in claim 2 and the integrated factory building of 500KV GIS, is characterized in that: the outside of described main transformer, HV Auxiliary Transformer and startup/standby transformer is equipped with special-purpose transformer room.
4. large-size thermal power plant main transformer as claimed in claim 3 and the integrated factory building of 500KV GIS, is characterized in that: described main transformer and startup/standby transformer high-pressure side adopt GIL conduit or 500KV cable directly to access 500kV GIS.
5. the large-size thermal power plant main transformer as described in claim 1 to 4 any one and the integrated factory building of 500KV GIS, it is characterized in that: described 500kV GIS chamber is arranged in main building running floor #2 unit side, position above 500kV GIS chamber is positioned at main building space for maintenance is provided with hangs thing hole, ,#2Gao factory of #2 transformer chamber becomes chamber and #1 rises/for becoming chamber, be positioned under 500kV GIS chamber, #2 main transformer ,#2Gao factory's transformer and rise/spare transformer of #1 are directly connected with 500kV GIS, simultaneously the other electrical relay chamber of having arranged in 500kV GIS chamber.
6. large-size thermal power plant main transformer as claimed in claim 5 and the integrated factory building of 500KV GIS, is characterized in that: described #2 main transformer ,#2Gao factory's transformer and rise/spare transformer of #1 are directly connected with 500kV GIS by GIL conduit.
7. large-size thermal power plant main transformer as claimed in claim 6 and the integrated factory building of 500KV GIS, is characterized in that: described GIL conduit is SF
6gas insulated bus.
8. large-size thermal power plant main transformer as claimed in claim 6 and the integrated factory building of 500KV GIS, is characterized in that: the exclusive wall of 500kV GIS chamber 1/0A arranges air feed shutter window.
9. large-size thermal power plant main transformer as claimed in claim 1 and the integrated factory building of 500KV GIS, it is characterized in that: the gate of described main transformer, HV Auxiliary Transformer, startup/standby transformer chamber is towards main building A row outside, other three face is fire wall, transformer room's end face is fire-proof floor, and front metope is installed detachable stormproof louvre plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320458582.9U CN203430098U (en) | 2013-07-30 | 2013-07-30 | Large-size thermal power plant main transformer and 500KV GIS (gas insulated switchgear) integrated plant building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320458582.9U CN203430098U (en) | 2013-07-30 | 2013-07-30 | Large-size thermal power plant main transformer and 500KV GIS (gas insulated switchgear) integrated plant building |
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| Publication Number | Publication Date |
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| CN203430098U true CN203430098U (en) | 2014-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320458582.9U Expired - Lifetime CN203430098U (en) | 2013-07-30 | 2013-07-30 | Large-size thermal power plant main transformer and 500KV GIS (gas insulated switchgear) integrated plant building |
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| CN (1) | CN203430098U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104251062A (en) * | 2014-09-25 | 2014-12-31 | 中国能源建设集团广东省电力设计研究院 | Optimized combined structure of thermal power plant turbine room, cooling tower and power distribution unit |
-
2013
- 2013-07-30 CN CN201320458582.9U patent/CN203430098U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104251062A (en) * | 2014-09-25 | 2014-12-31 | 中国能源建设集团广东省电力设计研究院 | Optimized combined structure of thermal power plant turbine room, cooling tower and power distribution unit |
| CN104251062B (en) * | 2014-09-25 | 2017-12-15 | 中国能源建设集团广东省电力设计研究院有限公司 | The optimum organization structure of thermal power plant's steam turbine building, cooling tower and power distribution equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHINA POWER ENGINEERING CONSULTING GROUP SOUTHWEST Free format text: FORMER NAME: SOUTHWEST ELECTRIC POWER DESIGN INSTITUTE OF CHINA POWER ENGINEERING CONSULTING GROUP CORPORATION |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 610021 Dongfeng Road, Chengdu, Sichuan, No. 18, No. Patentee after: Southwest Electric Power Design Institute CO., Ltd. of China Power Engineering Consulting Group Address before: 610021 Dongfeng Road, Chengdu, Sichuan, No. 18, No. Patentee before: SOUTHWEST ELECTRIC POWER DESIGN INSTITUTE OF CHINA POWER ENGINEERING CONSULTING Group Corp. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140212 |
|
| CX01 | Expiry of patent term |