CN202217924U - Preinstalled transformer substation - Google Patents
Preinstalled transformer substation Download PDFInfo
- Publication number
- CN202217924U CN202217924U CN2011202233370U CN201120223337U CN202217924U CN 202217924 U CN202217924 U CN 202217924U CN 2011202233370 U CN2011202233370 U CN 2011202233370U CN 201120223337 U CN201120223337 U CN 201120223337U CN 202217924 U CN202217924 U CN 202217924U
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- cabinet
- intelligent
- control unit
- intelligent measurement
- feeder line
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Abstract
The utility model discloses a preinstalled transformer substation, which belongs to 35kV outdoor power distribution devices and comprises a wire inlet cabinet, a capacitor cabinet, a comprehensive cabinet, a feeder line cabinet, a potential transformer (PT) cabinet, an intelligent measurement and control unit cabinet, a busing cabinet, a direct-current power supply cabinet and a communication management machine. Intelligent measurement and control units in each cabinet body of an intelligent switch chamber are converged through the communication management machine of the substation, and then are conveyed to a central station, a ground regulating station or a monitoring main machine, so that remote measuring, remote communicating and remote regulating on the substation are achieved. In addition, fault section locating, fault removing and load transfer can be conducted through control software on the central station, the ground regulating station or the monitoring main machine, so that power distribution automation is achieved. Installation of the preinstalled transformer substation simply needs good connection of inlet wires and outlet wires, and the preinstalled transformer substation is compact in structure and easy to install and achieves functions of no guard and the like.
Description
Technical field
The utility model relates to a kind of transformer station, especially relates to a kind of preassembled transformer station.
Background technology
Conventional substation for the regional 35kV in supply small towns; General floor space is all about one mu; Cost of investment is about 2,000,000 yuan; Floor space is big, investment amount is higher, brings certain restriction for China's urban and rural power grids construction and development, is necessary to provide the preassembled transformer station that a kind of floor space is little, investment is low, power supply reliability is high.
The utility model content
The purpose of the utility model is exactly in order to address the above problem, and provides that a kind of floor space is little, the higher a kind of preassembled transformer station of low, the intelligent degree of investment.
To achieve these goals, the utility model adopts following technical scheme:
A kind of preassembled transformer station comprises: incoming line cabinet, capacitor panel; Comprehensive cabinet, feeder line cabinet, PT cabinet; The intelligent measurement and control unit cabinet, intelligent switch chamber, female cabinet that connects; DC power cabinet and communication manager wherein are provided with the inlet wire intelligent measurement and control unit in the incoming line cabinet, the capacitor intelligent measurement and control unit is set in the capacitor panel; The feeder line intelligent measurement and control unit is set in the feeder line cabinet, and female the company is provided with feeder line in the cabinet and hauls oneself willingly into intelligent measurement and control unit, and communication manager is connected with monitoring host computer through communication channel; It is characterized in that: indoor each the cabinet intelligent measurement and control unit of intelligent switch is connected to the communication manager of our station, communication manager be connected to central station, transfer or monitoring host computer, central station, transfer or monitoring host computer on Control Software is installed.
The said intelligent monitoring protected location of hauling oneself willingly into still is that transformer is hauled oneself willingly into equipment, and bridge switch is respectively hauled oneself willingly into equipment, block switch prepared auto restart equipment, inlet wire prepared auto restart equipment.
Wherein: feeder line intelligent monitoring protected location has syllogic current/voltage protective device, and it comprises voltage blocking, three-phase single shot reclosing, low-frequency load reduction, PT burn out detection, and the charactron with display voltage and current data.
This intelligent prefabricated substation also has the inlet wire intelligent measurement and control unit, capacitance intelligent measurement and control unit, communication processor and DC power cabinet.
The soft bus of this intelligent prefabricated substation is separately more than the 1600mm; Isolating switch and fuse distance separately is more than 1200mm; Further intersect for fear of lead-in wire, fully keep the distance between lead-in wire, the phase sequence of receiving main transformer and house transformer is inconsistent.
The beneficial effect of the utility model is: (1) intelligent degree is higher, can realize unattended operation; (3) floor space is little, and investment cost is low; (3) power supply reliability is higher.
Description of drawings
Fig. 1 is 35kV primary connection figure.
Fig. 2 is each cabinet intelligent monitoring protected location communication network figure.
Fig. 3 is the floor plan of preassembled transformer station.
Fig. 4 is the longitudinal sectional view of preassembled transformer station.
Fig. 5 analyses and observe the Facad structure sketch map for intelligent switch chamber feeder line cabinet.
Fig. 6 is an intelligent switch chamber switch cubicle floor plan.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is done further to set forth;
A kind of preassembled transformer station, as shown in Figure 1, isolating switch 1 is housed on the 35kV inlet wire, this isolating switch 1 links to each other with lightning arrester 4, drop type fuse protection device 2 through soft bus 6, and drop type fuse protection device 2 is connected to main transformer 5 and house transformer 3 respectively.Wherein the 12kV side has the intelligent switch chamber, comprising incoming line cabinet, and the feeder line cabinet, capacitor box, the PT cabinet, the intelligent measurement and control unit cabinet, female cabinet etc. that connects specifically can be decided according to user's different needs.
Hauling oneself willingly into the intelligent monitoring protected location and can realize that transformer equipment hauls oneself willingly into wherein, the bridge switch prepared auto restart, the block switch prepared auto restart, the inlet wire prepared auto restart, instantaneous over-current protection behind the prepared auto restart, overload connects cuts the PT breakage lock device; Feeder line intelligent monitoring protected location has syllogic current/voltage protective device, and it comprises voltage blocking, three-phase single shot reclosing, low-frequency load reduction, the PT burn out detection, and by the data of charactron roll display voltage and current; The inlet wire intelligent measurement and control unit can realize pressing off again the lock overcurrent protection, fast tripping protection in limited time, the bus charge protection, the ground connection alarm, start air-cooled, overload locking on-load voltage regulation, the PT alarm of breaking; The protection of two-period form three-phase current, overvoltage protection, under-voltage protection, zero-sequence current protection and PT burn out detection are realized in electric capacity monitoring and protection unit; The information, parameter that communication processor can be gathered each monitoring and protection unit collection to central station, transfer or monitoring host computer sends, and measurement and control unit is carried out the remote control remote regulating by central station instructs.DC power cabinet provides normal power supply dc operation and signal power source, and realizes the UPS function.
As shown in Figure 2, wherein the monitoring host computer of central station is connected with this transformer station with communication manager through communication channel, promptly is connected with the inlet wire intelligent monitoring protected location G1 of our station; Capacitor monitoring and protection control unit G2, G9 connect, and feeder line intelligent monitoring protected location G3, G6, G7 connect, and generated energy acquisition charging control unit G10 connects; After indoor each the cabinet intelligent measurement and control unit of this intelligent switch can compile through the communication manager of our station, through communication channel be sent to central station, transfer or monitoring host computer, thereby realize remote measurement to our station; Distant news; Remote control, remote regulating, and through central station, transfer or monitoring host computer on Control Software carry out fault section location; Failure removal, load change band and realize the power distribution automation function; Information, the parameter of each monitoring and protection unit collection of communication manager set are sent to central station, and according to central station instructs measurement and control unit are carried out the remote control remote regulating, and this function can dispose by the network system requirement.
As shown in Figure 3; Wherein the straight distribution transforming depressor 8 of 35kV/0.4kV is connected to RW5-35 fuse switch 9,12 to realize its protection; 7 one groups of FZ-35 power station type zinc oxide arresters are arranged in the 35kV power distribution equipment; And be connected with GW-35 isolating switch 10, be connected to 35kV long cable section of ingoing line protection tube behind this isolating switch.35kV/0.4kV straight distribution transforming depressor 8 is connected through the transformer 13 of RW5-35 fuse switch 9,12 and 35kV, the transformer 13 of 35kV also is connected to 12kV intelligent switch chamber 14.
As shown in Figure 4, wherein 35kV outdoor power distribution unit 16 is connected to house transformer 15 and S9M-6300/35 main transformer 17 respectively, and this main transformer 17 is connected with 12kV intelligent switch chamber 18.
Soft bus can be selected the soft bus of LGJ-70 type for use in concrete embodiment; And guarantee that phase spacing is 1600mm; Isolating switch 10 is 1200mm with the fuse phase spacing; In order further to avoid lead-in wire to intersect, keep lead spacing, the phase sequence of receiving main transformer 17 and house transformer 15 is inconsistent.
The above is merely the preferred implementation of the utility model, and the protection range of the utility model is not limited in above-mentioned execution mode, and every technical scheme that belongs to the utility model principle all belongs to the protection range of the utility model.For a person skilled in the art, some improvement of under the prerequisite of the principle that does not break away from the utility model, carrying out, these improve the protection range that also should be regarded as the utility model.
Claims (2)
1. a preassembled transformer station comprises: incoming line cabinet, capacitor panel; Comprehensive cabinet, feeder line cabinet, PT cabinet; The intelligent measurement and control unit cabinet, intelligent switch chamber, female cabinet that connects; DC power cabinet and communication manager wherein are provided with the inlet wire intelligent measurement and control unit in the incoming line cabinet, the capacitor intelligent measurement and control unit is set in the capacitor panel; The feeder line intelligent measurement and control unit is set in the feeder line cabinet, and female the company is provided with feeder line in the cabinet and hauls oneself willingly into intelligent measurement and control unit, and communication manager is connected with monitoring host computer through communication channel; It is characterized in that: indoor each the cabinet intelligent measurement and control unit of intelligent switch is connected to the communication manager of our station, communication manager be connected to central station, transfer or monitoring host computer, central station, transfer or monitoring host computer on Control Software is installed.
2. a kind of preassembled transformer station according to claim 1; It is characterized in that: wherein; Feeder line intelligent monitoring protected location has syllogic current/voltage protective device; It comprises voltage blocking, three-phase single shot reclosing, low-frequency load reduction, PT burn out detection, and the charactron with display voltage and current data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202233370U CN202217924U (en) | 2011-06-27 | 2011-06-27 | Preinstalled transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202233370U CN202217924U (en) | 2011-06-27 | 2011-06-27 | Preinstalled transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202217924U true CN202217924U (en) | 2012-05-09 |
Family
ID=46017156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202233370U Expired - Fee Related CN202217924U (en) | 2011-06-27 | 2011-06-27 | Preinstalled transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202217924U (en) |
Cited By (1)
| 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 |
-
2011
- 2011-06-27 CN CN2011202233370U patent/CN202217924U/en not_active Expired - Fee Related
Cited By (1)
| 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 |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120509 Termination date: 20190627 |