CN214626074U - Emergency power supply for GIS room of total voltage reduction station - Google Patents
Emergency power supply for GIS room of total voltage reduction station Download PDFInfo
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- CN214626074U CN214626074U CN202120835067.2U CN202120835067U CN214626074U CN 214626074 U CN214626074 U CN 214626074U CN 202120835067 U CN202120835067 U CN 202120835067U CN 214626074 U CN214626074 U CN 214626074U
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- exhaust fan
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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Abstract
The utility model discloses an emergency power supply for a GIS room of a main voltage reduction station, which comprises a GIS room and a standby power supply arranged in the GIS room, wherein the GIS room is provided with GIS equipment, and an air chamber of the GIS equipment is provided with an SF6 pressure density relay; stand-by power supply's charging process, the monitoring of SF6 gas and the process of taking a breath of exhaust fan, this utility model discloses a set up stand-by power supply in the GIS room, and through installing teletransmission formula SF6 pressure density relay in the air chamber of GIS equipment, thereby SF6 pressure density signal carries out real-time supervision in to the air chamber of GIS equipment through teletransmission formula SF6 pressure density relay, thereby the assurance system can in time detect out SF 6's leakage signal, and stand-by power supply's setting can let first exhaust fan and second exhaust fan can be in GIS room appear when outage phenomenon can continuous and stable carry out work, thereby effectual staff to its inside work protects.
Description
Technical Field
The utility model relates to a total voltage reduction station GIS room correlation technique field specifically is a total voltage reduction station GIS room uses emergency power supply.
Background
The GIS indoor space is relatively closed, once SF6 gas leakage occurs, the circulation is extremely slow, toxic decomposition products are deposited indoors and are not easy to discharge, and therefore great danger is generated to workers entering the GIS room. Moreover, the specific gravity of the SF6 gas is larger than that of oxygen, and the SF6 gas is accumulated in a lower-layer space when the SF6 gas leakage occurs, so that local oxygen deficiency is caused, and people feel comfortable. On the other hand, SF6 gas is colorless and tasteless, and is not easy to be perceived after leakage occurs, so that potential danger to workers entering a leakage field is increased; therefore, the GIS room is provided with the GIS room exhaust fan, and SF6 pressure density relays are arranged in air chambers of all devices in the GIS room, but the traditional GIS room exhaust fan is electrically connected with a traditional circuit, and the traditional circuit has power failure risk, so that certain safety risk is left for workers on site.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a total step-down station GIS for room emergency power supply and operation method to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a total emergency power supply for step-down station GIS room and operation method thereof, includes GIS room 1 and sets up stand-by power supply 5 in GIS room 1, install GIS equipment 2 in the GIS room 1, install SF6 pressure density relay in the air chamber of GIS equipment 2, respectively fixed mounting has first exhaust fan 3 and second exhaust fan 4 on the wall body side about GIS room 1, first exhaust fan 3 is connected with 8 electricity through the wire, and its wire is connected with inverter module 10 through the second wire, and its inverter module 10 is connected with two-way direct current AC converter module 11 through the third wire, and its two-way direct current AC converter module 11 is connected with stand-by power supply 5 electricity through the fourth wire.
Preferably, the first exhaust fan 3 and the second exhaust fan 4 are symmetrically arranged in one group, and the first exhaust fan 3 and the second exhaust fan 4 are correspondingly arranged.
Preferably, the air inlet end of the first exhaust fan 3 faces the inside of the GIS chamber 1, and the air inlet end of the second exhaust fan 4 is disposed facing the outside of the GIS chamber 1.
Preferably, the first exhaust fan 3 is connected with the bidirectional thyristor module 9 through a live wire and a zero wire between a lead and the power supply 8.
Preferably, the circuit connection mode of the second exhaust fan 4 is the same as that of the first exhaust fan 3.
Preferably, the SF6 pressure density relay in the air chamber of the GIS device 2 is a remote transmission type SF6 pressure density relay, the SF6 pressure density relay remotely transmits data to a monitoring computer in a duty room in real time, and a signal output end of the monitoring computer is connected with an alarm device.
Preferably, the standby power supply 5 is fixedly mounted on the heat dissipation base 6, the heat dissipation base 6 is a rectangular platform, the platform is a copper platform, the first circulating water cavity 12, the second circulating water cavity 13 and the connecting water cavity 14 are formed in the platform, the first circulating water cavity 12 and the second circulating water cavity 13 are communicated through the connecting water cavity 14, multiple groups of the connecting water cavities 14 are arranged at equal intervals, a liquid inlet pipe connector 15 is integrally formed at one end of the first circulating water cavity 12, a liquid outlet pipe connector 16 is integrally formed at one end of the second circulating water cavity 13, the liquid inlet pipe connector 15 is connected with a liquid supply end of the cooling water circulation system through a liquid inlet pipeline, and the liquid outlet pipe 16 is connected with a liquid return end of the cooling water circulation system through a liquid return pipeline.
Preferably, the base 6 is provided with a dust cover 7, the standby power supply 5 is arranged in an inner cavity of the dust cover 7, the four side walls of the dust cover 7 are provided with louver structures, and the cooling water circulation system is controlled to start and stop through a temperature control switch in the inner cavity of the dust cover 7.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the standby power supply is arranged in the GIS room, and the remote transmission type SF6 pressure density relay is arranged in the air chamber of the GIS equipment, so that SF6 pressure density signals in the air chamber of the GIS equipment are monitored in real time through the remote transmission type SF6 pressure density relay, the system can be ensured to detect SF6 leakage signals in time, and the first exhaust fan and the second exhaust fan can work continuously and stably when the power failure phenomenon occurs in the GIS room due to the arrangement of the standby power supply, so that workers working in the system can be effectively protected;
2. the first exhaust fan and the second exhaust fan are correspondingly arranged, the air inlet end of the first exhaust fan faces the inside of the GIS room, and the air inlet end of the second exhaust fan faces the outside of the GIS room, so that a convection effect can be formed when the first exhaust fan and the second exhaust fan work, and the air exchange rate of the first exhaust fan and the second exhaust fan to the inside of the GIS room is further improved;
3. and through set up first circulating water cavity, second circulating water cavity and connection water cavity inside the heat dissipation base to through being connected its cavity and cooling water circulation system, thereby realize cooling down the stand-by power supply on the heat dissipation base, in order to avoid stand-by power supply to appear comparatively serious phenomenon of generating heat and influence its life at the charging and discharging in-process.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a half sectional view of a backup power supply;
FIG. 3 is a cross-sectional view of a heat sink base;
fig. 4 is a schematic diagram of the connection of the backup power circuit.
In the figure: the air conditioner comprises a GIS room 1, GIS equipment 2, a first exhaust fan 3, a second exhaust fan 4, a standby power supply 5, a heat dissipation base 6, a dust cover 7, a power supply 8, a bidirectional thyristor module 9, an inverter module 10, a bidirectional direct current and alternating current converter module 11, a first circulating water cavity 12, a second circulating water cavity 13, a connecting water cavity 14, a liquid inlet pipe connector 15 and a liquid outlet pipe connector 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: an emergency power supply for a GIS room of a main voltage reduction station and an operation method thereof comprise a GIS room 1 and a standby power supply 5 arranged in the GIS room 1, wherein GIS equipment 2 is arranged in the GIS room 1, an SF6 pressure density relay is arranged in an air chamber of the GIS equipment 2, a first exhaust fan 3 and a second exhaust fan 4 are respectively and fixedly arranged on the left wall side and the right wall side of the GIS room 1, the first exhaust fan 3 is electrically connected with a power supply 8 through a lead, the lead is connected with an inverter module 10 through a second lead, the inverter module 10 is connected with a bidirectional direct current and alternating current converter module 11 through a third lead, the bidirectional direct current and alternating current converter module 11 is electrically connected with the standby power supply 5 through a fourth lead, the standby power supply 5 is arranged in the GIS room 1, and a remote transmission type SF6 pressure density relay is arranged in the air chamber of the GIS equipment 2, so that an SF6 pressure density signal in the air chamber of the GIS equipment 2 is monitored in real time through the remote transmission type SF6 pressure density relay, thereby guarantee that the system can in time detect out SF 6's leakage signal to stand-by power supply 5's setting can let first exhaust fan 3 and second exhaust fan 4 can be in GIS room 1 when the outage phenomenon can continuous stable carry out work, thereby the effectual staff to its inside work protects.
The first exhaust fan 3 and the second exhaust fan 4 are symmetrically provided with a group, and the first exhaust fan 3 and the second exhaust fan 4 are correspondingly arranged.
The air inlet end of the first exhaust fan 3 faces the inside of the GIS chamber 1, and the air inlet end of the second exhaust fan 4 is set up for the outside of the GIS chamber 1, through being corresponding setting between the first exhaust fan 3 and the second exhaust fan 4, and the air inlet end of the first exhaust fan 3 faces the inside of the GIS chamber 1, and the air inlet end of the second exhaust fan 4 faces the outside of the GIS chamber 1, thereby letting the first exhaust fan 3 and the second exhaust fan 4 form a convection effect in work, thereby further improving the air exchange rate of the first exhaust fan 3 and the second exhaust fan 4 to the inside of the GIS chamber 1.
The first exhaust fan 3 is connected with a bidirectional thyristor module 9 through a live wire and a zero wire between a lead and a power supply 8.
The circuit connection of the second exhaust fan 4 is the same as that of the first exhaust fan 3.
The SF6 pressure density relay in the air chamber of the GIS equipment 2 is specifically a remote transmission type SF6 pressure density relay, the SF6 pressure density relay remotely transmits data to a duty room monitoring computer in real time, and the signal output end of the monitoring computer is connected with alarm equipment.
The standby power supply 5 is fixedly installed on the heat dissipation base 6, the heat dissipation base 6 is a rectangular platform, the platform is a copper platform, a first circulating water cavity 12, a second circulating water cavity 13 and a connecting water cavity 14 are formed in the platform, the first circulating water cavity 12 and the second circulating water cavity 13 are communicated through the connecting water cavity 14, a plurality of groups of the connecting water cavities 14 are arranged at equal intervals, a liquid inlet pipe connecting port 15 is integrally formed at one end of the first circulating water cavity 12, a liquid outlet pipe connecting port 16 is integrally formed at one end of the second circulating water cavity 13, the liquid inlet pipe connecting port 15 is connected with a liquid supply end of the cooling water circulation system through a liquid inlet pipeline, and the liquid outlet pipe connecting port 16 is connected with a liquid return end of the cooling water circulation system through a liquid return pipeline.
Be provided with dust cover 7 on base 6, and stand-by power supply 5 is among the inner chamber of setting at dust cover 7, and all seted up the shutter structure on four lateral walls of dust cover 7, and cooling water circulating system is for controlling through temperature detect switch among the dust cover 7 inner chamber and start and stop, through set up first circulating water chamber 12 inside at heat dissipation base 6, second circulating water chamber 13 and connection water chamber 14, and be connected through being connected its cavity and cooling water circulating system, thereby realize cooling down stand-by power supply 5 on heat dissipation base 6, in order to avoid stand-by power supply 5 to appear comparatively serious phenomenon of generating heat and influence its life at the charge-discharge in-process.
The working principle is as follows: the standby power supply 5 is arranged in the GIS room 1, and the remote transmission type SF6 pressure density relay is arranged in the air chamber of the GIS equipment 2, so that the SF6 pressure density signal in the air chamber of the GIS equipment 2 is monitored in real time through the remote transmission type SF6 pressure density relay, the system can be ensured to detect the leakage signal of SF6 in time, the first exhaust fan 3 and the second exhaust fan 4 can work continuously and stably when the power failure phenomenon occurs in the GIS room 1 due to the arrangement of the standby power supply 5, workers working inside the system can be effectively protected, the first exhaust fan 3 and the second exhaust fan 4 are arranged correspondingly, the air inlet end of the first exhaust fan 3 faces the interior of the GIS room 1, the air inlet end of the second exhaust fan 4 faces the exterior of the GIS room 1, and the first exhaust fan 3 and the second exhaust fan 4 can form a convection effect when working, thereby further improve first exhaust fan 3 and second exhaust fan 4 to the inside rate of taking a breath of GIS room 1 to through set up first circulating water chamber 12, second circulating water chamber 13 and connection water chamber 14 inside heat dissipation base 6, and through being connected its cavity and cooling water circulation system, thereby realize cooling down stand-by power supply 5 on heat dissipation base 6, in order to avoid stand-by power supply 5 to appear comparatively serious phenomenon of generating heat and influence its life at the charge-discharge in-process.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a total step-down station emergency power supply for GIS room, includes GIS room (1) and sets up stand-by power supply (5) in GIS room (1), its characterized in that: install GIS equipment (2) in GIS room (1), install SF6 pressure density relay in the air chamber of GIS equipment (2), respectively fixed mounting has first exhaust fan (3) and second fan (4) of airing exhaust on the wall body side about GIS room (1), first exhaust fan (3) are connected with power (8) electricity through the wire, and its wire is connected with inverter module (10) through the second wire, and its inverter module (10) are connected with two-way direct current and exchange converter module (11) through the third wire, and its two-way direct current exchanges converter module (11) and is connected with stand-by power supply (5) electricity through the fourth wire.
2. The emergency power supply for the GIS room of the total step-down station as claimed in claim 1, wherein: the first exhaust fan (3) and the second exhaust fan (4) are symmetrically provided with a group, and the first exhaust fan (3) and the second exhaust fan (4) are correspondingly arranged.
3. The emergency power supply for the GIS room of the total step-down station as claimed in claim 2, wherein: the air inlet end of the first air exhaust fan (3) faces the inside of the GIS room (1), and the air inlet end of the second air exhaust fan (4) is arranged outdoors facing the GIS room (1).
4. The emergency power supply for the GIS room of the total step-down station as claimed in claim 1, wherein: and the first exhaust fan (3) is connected with a bidirectional thyristor module (9) through a live wire and a zero wire between a lead and a power supply (8).
5. The emergency power supply for the GIS room of the total step-down station as claimed in claim 1, wherein: the circuit connection mode of the second exhaust fan (4) is the same as that of the first exhaust fan (3).
6. The emergency power supply for the GIS room of the total step-down station as claimed in claim 1, wherein: the SF6 pressure density relay in the air chamber of the GIS equipment (2) is specifically a remote transmission type SF6 pressure density relay, the SF6 pressure density relay remotely transmits data to a duty room monitoring computer in real time, and the signal output end of the monitoring computer is connected with alarm equipment.
7. The emergency power supply for the GIS room of the total step-down station as claimed in claim 1, wherein: the standby power supply (5) is fixedly arranged on the heat dissipation base (6), the heat dissipation base (6) is a rectangular platform, the platform is made of copper, a first circulating water cavity (12), a second circulating water cavity (13) and a connecting water cavity (14) are arranged inside the platform, the first circulating water cavity (12) and the second circulating water cavity (13) are communicated through a connecting water cavity (14), and the connecting water cavities (14) are arranged in groups at equal intervals, and one end of the first circulating water cavity (12) is integrally formed with a liquid inlet pipe connecting port (15), and one end of the second circulating water cavity (13) is integrally formed with a drain pipe connecting port (16), the liquid inlet pipe connecting port (15) is connected with the liquid supply end of the cooling water circulating system through a liquid inlet pipeline, the liquid discharge pipe connecting port (16) is connected with the liquid return end of the cooling water circulating system through a liquid return pipeline.
8. The emergency power supply for the GIS room of the total step-down station as claimed in claim 7, wherein: the base (6) is provided with a dust cover (7), the standby power supply (5) is arranged in an inner cavity of the dust cover (7), the four side walls of the dust cover (7) are provided with louver structures, and the cooling water circulation system is controlled to start and stop through a temperature control switch in the inner cavity of the dust cover (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120835067.2U CN214626074U (en) | 2021-04-22 | 2021-04-22 | Emergency power supply for GIS room of total voltage reduction station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120835067.2U CN214626074U (en) | 2021-04-22 | 2021-04-22 | Emergency power supply for GIS room of total voltage reduction station |
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| Publication Number | Publication Date |
|---|---|
| CN214626074U true CN214626074U (en) | 2021-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120835067.2U Active CN214626074U (en) | 2021-04-22 | 2021-04-22 | Emergency power supply for GIS room of total voltage reduction station |
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| CN (1) | CN214626074U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114256026A (en) * | 2021-12-16 | 2022-03-29 | 广西电网有限责任公司梧州供电局 | Based on SF6Voice reminding device of density relay |
-
2021
- 2021-04-22 CN CN202120835067.2U patent/CN214626074U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114256026A (en) * | 2021-12-16 | 2022-03-29 | 广西电网有限责任公司梧州供电局 | Based on SF6Voice reminding device of density relay |
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Address after: 266400 No. 66, Gangfeng Road, Boli Town, Huangdao District, Qingdao, Shandong Patentee after: Qingdao Gulf Chemical Co.,Ltd. Address before: 266000 No.66 Gangfeng Road, Boli Town, Huangdao District, Qingdao City, Shandong Province Patentee before: QINGDAO HAIWAN CHEMICAL Co.,Ltd. |