CN204333629U - A kind of prepackage type moving switch station - Google Patents
A kind of prepackage type moving switch station Download PDFInfo
- Publication number
- CN204333629U CN204333629U CN201520082936.3U CN201520082936U CN204333629U CN 204333629 U CN204333629 U CN 204333629U CN 201520082936 U CN201520082936 U CN 201520082936U CN 204333629 U CN204333629 U CN 204333629U
- Authority
- CN
- China
- Prior art keywords
- switch cabinet
- cabinet
- tension switch
- case
- transformer
- 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.)
- Active
Links
- 239000003990 capacitor Substances 0.000 claims abstract description 41
- 230000008859 change Effects 0.000 claims abstract description 39
- 238000012544 monitoring process Methods 0.000 claims description 9
- 230000007613 environmental effect Effects 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 230000009466 transformation Effects 0.000 abstract description 13
- 238000010276 construction Methods 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000008439 repair process Effects 0.000 abstract description 4
- 230000007704 transition Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 206010000372 Accident at work Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Patch Boards (AREA)
Abstract
The utility model relates to a kind of prepackage type moving switch station, comprise the former main transformer of electric substation, 10kV high-tension switch cabinet first case change, 10kV high-tension switch cabinet second case change, 10kV high-voltage parallel capacitor group, the bottom that 10kV high-tension switch cabinet first case becomes, the bottom of 10kV high-tension switch cabinet second case change, the bottom of 10kV high-voltage parallel capacitor group are equipped with mobile device, advantage of the present utility model: by 10kV high-tension switch cabinet first case change, 10kV high-tension switch cabinet second case change, 10kV high-voltage parallel capacitor group is installed on and is detachably fixedly connected with on the mobile device, can according to electric substation's technological transformation, plan of major repair needs, achieve concentrated transformation and service work that transformer station's full cut-off pattern carries out, effectively ensured the power supply of each responsible consumer simultaneously, make it not by transformer station's technological transformation, the impact of maintenance engineering, it is high that this pattern has fail safe, good reliability, construction period is abundant, reduce user to ration the power supply scope, reduce the risk of electrical network and equipment, reduce the investment of construction transition expense.
Description
Technical field
The utility model relates to a kind of prepackage type moving switch station.
Background technology
Increasing along with large load and provisional load, load density increases very fast, and user proposes requirements at the higher level to the continuity of power supply, reliability.Present stage also has most of electric substation 10kV switch cubicle also to adopt old-fashioned GG1A, the cubicle switchgears such as XGN2, run more than more than 15 years in electric substation, many electric substations overrun, in order to not affect safe running of transformer substation and reliable power supply, in technological transformation, in plan of major repair, need the old-fashioned 10kV GG-1A of progressively overall pulling down, the switch cubicles such as XGN2, new-type middle-placed switch cabinet is installed in former switch cubicle position, so, at the old-fashioned 10kV GG-1A of dismounting, when the switch cubicles such as XGN2 and the new-type middle-placed switch cabinet of new installation, user certainly will be caused to have a power failure for a long time, add up according to previous experiences, old-fashioned switch cubicle removes needs 1 ~ 2 day, switch cubicle basis makes 7 ~ 10 days, new equipment Installation and Debugging 2 ~ 3 days, in new equipment impact electrification 1 day.11 ~ 16 days are needed altogether to installation test power transmission from dismounting, current power supply department arranges interruption duration more and more difficult, the how modification scheme of design science, rational arrangement man-hour, achieve concentrated transformation and service work that transformer station's full cut-off pattern carries out, effectively ensure the power supply of each responsible consumer simultaneously, made it not by transformer station's technological transformation, the impact of maintenance engineering.
Utility model content
The technical problems to be solved in the utility model is just to provide a kind of prepackage type moving switch station, can well solve the defect that existing transformer station exists.
In order to solve the problems of the technologies described above, the utility model is achieved through the following technical solutions: a kind of prepackage type moving switch station, comprises the former main transformer of electric substation, the 10kV high-tension switch cabinet first case be connected with electric substation former main transformer becomes, the 10kV high-tension switch cabinet second case in a disguised form connected for first case with 10kV high-tension switch cabinet becomes, the 10kV high-voltage parallel capacitor group in a disguised form connected for second case with 10kV high-tension switch cabinet, the bottom that described 10kV high-tension switch cabinet first case becomes, the bottom that 10kV high-tension switch cabinet second case becomes, the bottom of 10kV high-voltage parallel capacitor group is equipped with mobile device, and described 10kV high-tension switch cabinet first case change comprises 10kV main transformer switch cabinet, 10kV first feeder switch cabinet, change cabinet used, direct current cabinet, environmental monitoring system, pressure becomes cabinet, is provided with voltage transformer, is provided with for direct current cabinet in change cabinet used in described pressure change cabinet, the 10kV transformer that environmental monitoring system is connected or 0.4V transformer, described 10kV high-tension switch cabinet second case change comprises 10kV second feeder switch cabinet, 10kV capacitor switch cabinet, described 10kV first feeder switch is equipped with the first circuit breaker cart cashier's office in a shop, first current transformer, feeder switch protection observing and controlling integrated device, described 10kV second feeder switch cabinet and 10kV capacitor switch are equipped with the second circuit breaker cart cashier's office in a shop, second current transformer, capacitor protection observing and controlling integrated device, is provided with flow restricter in described 10kV high-voltage parallel capacitor group, discharge coil, lightning arrester, capacitor.
Preferably, described 10kV high-tension switch cabinet first case becomes and is equipped with Splices cable cabinet in 10kV high-tension switch cabinet second case change, described Splices cable is cashier's office in a shop equipped with and connects busbar, transducer, electrification display, is conducive to expansion feeder switch cabinet and capacitor panel, connects reliable.
Preferably, the former main transformer of described electric substation becomes with 10kV high-tension switch cabinet first case, 10kV high-tension switch cabinet first case become become with 10kV high-tension switch cabinet second case, 10kV high-tension switch cabinet second case become and is all connected by cable with 10kV high-voltage parallel capacitor group, described cable is provided with copper sleeve, described 10kV main transformer switch is provided with cable anchor ear and heat shrinking sleeve cashier's office in a shop, be convenient to installing/dismounting, connect reliable, stability is good.
Preferably, also comprise the cable bearer be convenient to mobile device and installed, the bottom that described 10kV high-tension switch cabinet first case becomes and the bottom that 10kV high-tension switch cabinet second case becomes are fixedly connected on cable bearer by screw, be convenient to stube cable, ensure bending radius and the band electrical distance of cable, simultaneously convenient mobile, Practical Performance is good, can adapt to different occasions, screw connects reliable, is convenient to installing/dismounting.
Preferably, described 10kV high-tension switch cabinet first case is provided with comprehensive control screen in becoming, described comprehensive control screen is provided with Master Control Unit, switch, background monitoring system, subterranean equipment delivers to Master Control Unit on being communicated by stipulations, backstage is monitored by supervisory control system, dispatches and is uploaded by stipulations, monitors in real time 10kV outlet switch cabinet, simple to operate, safe and reliable.
In sum, advantage of the present utility model: by 10kV high-tension switch cabinet first case change, 10kV high-tension switch cabinet second case change, 10kV high-voltage parallel capacitor group is installed on and is detachably fixedly connected with on the mobile device, can according to electric substation's technological transformation, plan of major repair needs, achieve concentrated transformation and service work that transformer station's full cut-off pattern carries out, effectively ensured the power supply of each responsible consumer simultaneously, make it not by transformer station's technological transformation, the impact of maintenance engineering, it is high that this pattern has fail safe, good reliability, construction period is abundant, reduce user to ration the power supply scope, reduce the risk of electrical network and equipment, reduce the investment of construction transition expense, can reuse, safety measure change is little waits many advantages, namely prepackage type moving switch station has ensured the supply of electric power of various particular time abundance reliably, also transformer station's excess load is solved or the difficult problem of full (surpassing) load operation between turn(a)round, there is good promotional value, the first current transformer be cashier's office in a shop provided with by a 10kV feeder switch carries out relaying protection to the first circuit breaker cart, ensure the reliability service of a 10kV feeder switch cabinet, become by pressure the voltage transformer be provided with in cabinet to sample to busbar voltage, carry out harmonic elimination by zero sequential potential transformer simultaneously, effective suppression triple harmonic current and first-harmonic unsymmetrical current, prevent ferro resonance, the second current transformer be provided with by the 2nd 10kV feeder switch cabinet carries out relaying protection to the second circuit breaker cart, ensure the reliability service of the 2nd 10kV feeder switch cabinet, and by the second current transformer in 10kV capacitor switch cabinet, relaying protection is carried out to the second circuit breaker cart, ensure the switching of 10kV Capacitor banks, in order to improve power factor, adjustment line voltage, reduce line loss, give full play to device efficiency, improve power supply quality, by the container in 10kV high-voltage parallel capacitor group, flow restricter, discharge coil, lightning arrester, in AC electric power systems for power frequency (50Hz) 10kV, improve power factor, Loss reducing, improve circuit electric energy transmittability, improve power grid quality.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is the structural representation at a kind of prepackage type moving switch of the utility model station;
Fig. 2 is the structural representation that the utility model 10kV high-tension switch cabinet first case becomes;
Fig. 3 is the structural representation that the utility model 10kV high-tension switch cabinet second case becomes;
Fig. 4 is the structural representation of the utility model 10kV high-voltage parallel capacitor group.
Embodiment
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, a kind of prepackage type moving switch station, comprise the former main transformer 1 of electric substation, the 10kV high-tension switch cabinet first case be connected with electric substation former main transformer 1 becomes 2, become the 2 10kV high-tension switch cabinets second case be connected with 10kV high-tension switch cabinet first case and become 3, the 3 10kV high-voltage parallel capacitor groups 4 be connected are become with 10kV high-tension switch cabinet second case, described 10kV high-tension switch cabinet first case becomes the bottom of 2, 10kV high-tension switch cabinet second case becomes the bottom of 3, the bottom of 10kV high-voltage parallel capacitor group 4 is equipped with mobile device 5, described 10kV high-tension switch cabinet first case becomes 2 and comprises 10kV main transformer switch cabinet 21, 10kV first feeder switch cabinet 22, change cabinet 23 used, direct current cabinet 24, environmental monitoring system 25, pressure becomes cabinet, voltage transformer is provided with in described pressure change cabinet, be provided with for direct current cabinet in change cabinet used, the 10kV transformer that environmental monitoring system is connected or 0.4V transformer, described 10kV high-tension switch cabinet second case becomes 3 and comprises 10kV second feeder switch cabinet 31, 10kV capacitor switch cabinet 32, described 10kV first feeder switch is equipped with the first circuit breaker cart cashier's office in a shop, first current transformer, feeder switch protection observing and controlling integrated device, described 10kV second feeder switch cabinet and 10kV capacitor switch are equipped with the second circuit breaker cart cashier's office in a shop, second current transformer, capacitor protection observing and controlling integrated device, in described 10kV high-voltage parallel capacitor group 4, flow restricter 41 is installed, discharge coil 42, lightning arrester 43, capacitor 44, Splices cable cabinet 7 is equipped with in described 10kV high-tension switch cabinet first case change 2 and 10kV high-tension switch cabinet second case change 3, described Splices cable cabinet 7 is equipped with connection busbar, transducer, electrification display, be conducive to expansion feeder switch cabinet and capacitor panel, connect reliable, the former main transformer 1 of described electric substation becomes 2 with 10kV high-tension switch cabinet first case, 10kV high-tension switch cabinet first case becomes 2 and becomes 3 with 10kV high-tension switch cabinet second case, 10kV high-tension switch cabinet second case is become 3 and is all connected by cable with 10kV high-voltage parallel capacitor group 4, described cable is provided with copper sleeve, described 10kV main transformer 1 switch cubicle is provided with cable anchor ear and heat shrinking sleeve, be convenient to installing/dismounting, connect reliable, stability is good, also comprise the cable bearer 6 be convenient to mobile device 5 and installed, described 10kV high-tension switch cabinet first case becomes the bottom of 2 and the bottom of 10kV high-tension switch cabinet second case change 3 and is fixedly connected on cable bearer 6 by screw, be convenient to stube cable, ensure bending radius and the band electrical distance of cable, simultaneously convenient mobile, Practical Performance is good, different occasions can be adapted to, screw connects reliable, be convenient to installing/dismounting, comprehensive control screen 29 is provided with in described 10kV high-tension switch cabinet first case change 2, described comprehensive control screen is provided with Master Control Unit, switch, background monitoring system, subterranean equipment delivers to Master Control Unit on being communicated by stipulations, backstage is monitored by supervisory control system, scheduling is uploaded by stipulations, 10kV outlet switch cabinet is monitored in real time, simple to operate, safe and reliable.
Before using, by mobile device 5,10kV high-tension switch cabinet first case is become 2, 10kV high-tension switch cabinet second case becomes 3, 10kV high-voltage parallel capacitor group 4 moves to the occasion needing electric substation to need overhaul or technological transformation, and be fixed on cable bearer 6 respectively by bolt, during use, the main transformer switch cabinet 21 that external power supply becomes 2 from 10kV high-tension switch cabinet first case accesses, main transformer switch cabinet 21 delivers to 10kV first feeder switch cabinet 22 by main busbar, former electric substation outlet cable is removed, receive on difference 10kV first feeder switch cabinet 22, close 10kV main transformer switch cabinet 21 and 10kV first feeder switch cabinet 22 just can deliver to power supply the place needing power supply, pressure change cabinet 26 gathers main bus bar voltage and passes to scheduling or backstage cashier's office in a shop by comprehensive control, change cabinet 23 used supplies headstock by 10kV transformer or 0.4V transformer and wall hanging direct current cabinet 24 power supply is used, Splices cable cabinet 7 is connected to the Splices cable cabinet 7 in 10kV high-tension switch cabinet second case change 3 by cable, by cable, power supply is delivered to main busbar, the 10kV second feeder switch cabinet 31 that closes just can deliver to power supply the place needing power supply, the 10kV capacitor switch cabinet 32 that closes drops into 10kV high-voltage parallel capacitor group 4 pairs of systems and carries out reactive power compensation, and monitored in real time by comprehensive control cabinet 29, site operation situation, this transform pattern has fully taken into account the dangerous spot that job site may exist, can be good at the generation avoiding industrial accident, flow scheme design is scientific and reasonable, procedure arrangement is compact careful, site operation personnel easily implement, there is good fail safe, scientific and very strong operability.
By 10kV high-tension switch cabinet first case change, 10kV high-tension switch cabinet second case change, 10kV high-voltage parallel capacitor group is installed on and is detachably fixedly connected with on the mobile device, can according to electric substation's technological transformation, plan of major repair needs, achieve concentrated transformation and service work that transformer station's full cut-off pattern carries out, effectively ensured the power supply of each responsible consumer simultaneously, make it not by transformer station's technological transformation, the impact of maintenance engineering, it is high that this pattern has fail safe, good reliability, construction period is abundant, reduce user to ration the power supply scope, reduce the risk of electrical network and equipment, reduce the investment of construction transition expense, can reuse, safety measure change is little waits many advantages, namely prepackage type moving switch station has ensured the supply of electric power of various particular time abundance reliably, also transformer station's excess load is solved or the difficult problem of full (surpassing) load operation between turn(a)round, there is good promotional value, the first current transformer be cashier's office in a shop provided with by a 10kV feeder switch carries out relaying protection to the first circuit breaker cart, ensure the reliability service of a 10kV feeder switch cabinet, become by pressure the voltage transformer be provided with in cabinet to sample to busbar voltage, carry out harmonic elimination by zero sequential potential transformer simultaneously, effective suppression triple harmonic current and first-harmonic unsymmetrical current, prevent ferro resonance, the second current transformer be provided with by the 2nd 10kV feeder switch cabinet carries out relaying protection to the second circuit breaker cart, ensure the reliability service of the 2nd 10kV feeder switch cabinet, and by the second current transformer in 10kV capacitor switch cabinet, relaying protection is carried out to the second circuit breaker cart, ensure the switching of 10kV Capacitor banks, in order to improve power factor, adjustment line voltage, reduce line loss, give full play to device efficiency, improve power supply quality, by the container in 10kV high-voltage parallel capacitor group, flow restricter, discharge coil, lightning arrester, in AC electric power systems for power frequency (50Hz) 10kV, improve power factor, Loss reducing, improve circuit electric energy transmittability, improve power grid quality.
Claims (5)
1. a prepackage type moving switch station, is characterized in that: comprise the former main transformer of electric substation (1), the 10kV high-tension switch cabinet first case be connected with the former main transformer of electric substation (1) becomes (2), become the 10kV high-tension switch cabinet second case that (2) be connected to become (3) with 10kV high-tension switch cabinet first case, the 10kV high-voltage parallel capacitor group (4) that (3) are connected is become, the bottom of described 10kV high-tension switch cabinet first case change (2) and the bottom of 10kV high-tension switch cabinet second case change (3) with 10kV high-tension switch cabinet second case, the bottom of 10kV high-voltage parallel capacitor group (4) is equipped with mobile device (5), and described 10kV high-tension switch cabinet first case change (2) comprises 10kV main transformer switch cabinet (21), 10kV first feeder switch cabinet (22), change cabinet (23) used, direct current cabinet (24), environmental monitoring system (25), pressure becomes cabinet (26), is provided with voltage transformer, is provided with for direct current cabinet in change cabinet used in described pressure change cabinet, the 10kV transformer that environmental monitoring system is connected or 0.4V transformer, described 10kV high-tension switch cabinet second case change (3) comprises 10kV second feeder switch cabinet (31), 10kV capacitor switch cabinet (32), described 10kV first feeder switch is equipped with the first circuit breaker cart cashier's office in a shop, first current transformer, feeder switch protection observing and controlling integrated device, described 10kV second feeder switch cabinet and 10kV capacitor switch are equipped with the second circuit breaker cart cashier's office in a shop, second current transformer, capacitor protection observing and controlling integrated device, is provided with flow restricter (41) in described 10kV high-voltage parallel capacitor group (4), discharge coil (42), lightning arrester (43), capacitor (44).
2. a kind of prepackage type moving switch station according to claim 1, it is characterized in that: in described 10kV high-tension switch cabinet first case change (2) and 10kV high-tension switch cabinet second case change (3), be equipped with Splices cable cabinet (7), described Splices cable cabinet (7) is equipped with and connects busbar, transducer, electrification display.
3. a kind of prepackage type moving switch station according to claim 2, it is characterized in that: the former main transformer of described electric substation (1) becomes (2) with 10kV high-tension switch cabinet first case, 10kV high-tension switch cabinet first case becomes that (2) become (3) with 10kV high-tension switch cabinet second case, 10kV high-tension switch cabinet second case is become (3) and is all connected by cable with 10kV high-voltage parallel capacitor group (4), described cable is provided with copper sleeve, and described 10kV main transformer (1) switch cubicle is provided with cable anchor ear and heat shrinking sleeve.
4. a kind of prepackage type moving switch station according to claim 1, it is characterized in that: also comprise the cable bearer (6) be convenient to mobile device (5) and installed, the bottom of described 10kV high-tension switch cabinet first case change (2) and the bottom of 10kV high-tension switch cabinet second case change (3) are fixedly connected on cable bearer (6) by screw.
5. a kind of prepackage type moving switch station according to claim 1, it is characterized in that: in described 10kV high-tension switch cabinet first case change (2), be provided with comprehensive control screen (29), described comprehensive control screen is provided with Master Control Unit, switch, background monitoring system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520082936.3U CN204333629U (en) | 2015-02-05 | 2015-02-05 | A kind of prepackage type moving switch station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520082936.3U CN204333629U (en) | 2015-02-05 | 2015-02-05 | A kind of prepackage type moving switch station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204333629U true CN204333629U (en) | 2015-05-13 |
Family
ID=53169947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520082936.3U Active CN204333629U (en) | 2015-02-05 | 2015-02-05 | A kind of prepackage type moving switch station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204333629U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108233236A (en) * | 2018-03-28 | 2018-06-29 | 西安长庆科技工程有限责任公司 | A kind of natural gas processing station-service 35kV Qiao Zhuan substations and change method for electrically |
| CN109217151A (en) * | 2018-09-07 | 2019-01-15 | 中建八局第建设有限公司 | Electric substation's installation engineering method |
| CN113889985A (en) * | 2021-10-09 | 2022-01-04 | 国网上海市电力公司 | Relay protection system of diamond type electric wire netting |
-
2015
- 2015-02-05 CN CN201520082936.3U patent/CN204333629U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108233236A (en) * | 2018-03-28 | 2018-06-29 | 西安长庆科技工程有限责任公司 | A kind of natural gas processing station-service 35kV Qiao Zhuan substations and change method for electrically |
| CN109217151A (en) * | 2018-09-07 | 2019-01-15 | 中建八局第建设有限公司 | Electric substation's installation engineering method |
| CN113889985A (en) * | 2021-10-09 | 2022-01-04 | 国网上海市电力公司 | Relay protection system of diamond type electric wire netting |
| CN113889985B (en) * | 2021-10-09 | 2024-03-19 | 国网上海市电力公司 | Relay protection system of diamond type power grid |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203813439U (en) | Automatic voltage regulator of distribution line | |
| CN208571394U (en) | A kind of photovoltaic power generation box-type substation based on intelligent controller | |
| CN204333629U (en) | A kind of prepackage type moving switch station | |
| CN110518479B (en) | 66kV voltage level wind power generation Fahrenheit boost transformer substation | |
| CN102751663A (en) | Pole-mounted intelligent combination type transformer and running mode thereof | |
| CN207303696U (en) | A kind of city rail vehicle static debugging DC power system with converter system | |
| CN203813223U (en) | Integrated automation transformer substation | |
| CN202949138U (en) | Low-voltage cable branch box | |
| CN207896531U (en) | Extra-high voltage alternating current transformer substation | |
| CN105425005A (en) | Substitution device of manufacturing-plant high-voltage electromagnetic voltage transformer and method thereof | |
| CN203813519U (en) | Centralized-control intelligent power distribution cabinet | |
| CN203521984U (en) | 35kV mobile substation | |
| CN103840380A (en) | PT2 type power distribution station | |
| CN203504288U (en) | Intelligent box-type substation system | |
| CN209948370U (en) | Bypass node type PT cabinet | |
| CN103840378A (en) | Improved PT1 type power distribution station | |
| CN204886390U (en) | High pressure dual power supply's wiring circuit | |
| CN202712720U (en) | Pole-mounted intelligent combination type transformer | |
| CN202643860U (en) | Reliability-improved aluminum electrolysis industry power supply system | |
| CN207518086U (en) | A kind of knockdown change power distribution equipment | |
| CN206332455U (en) | A kind of pole voltage power-less comprehensive compensating device towards urban power distribution network | |
| CN208078649U (en) | A kind of phase modifier station power supply wiring realization device | |
| CN202333543U (en) | 800kVA box type substation | |
| CN201623495U (en) | Reactive power compensation complete equipment of SVC transformer substation | |
| CN204258115U (en) | The intelligent Prefabricated high-low voltage transformer substation of 10kV |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |