CN203466477U - Intelligent box-type transformer substation - Google Patents

Intelligent box-type transformer substation Download PDF

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Publication number
CN203466477U
CN203466477U CN201320357473.8U CN201320357473U CN203466477U CN 203466477 U CN203466477 U CN 203466477U CN 201320357473 U CN201320357473 U CN 201320357473U CN 203466477 U CN203466477 U CN 203466477U
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China
Prior art keywords
voltage
intelligent
input
controlling device
intelligent monitoring
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Expired - Fee Related
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CN201320357473.8U
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Chinese (zh)
Inventor
陈世忠
李阁华
张凯
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Henan Kaiqi Power Industry Co Ltd
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Henan Kaiqi Power Industry Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • YGENERAL 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS 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
    • Y04S10/00Systems supporting electrical power generation, transmission or distribution
    • Y04S10/16Electric power substations

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Abstract

The utility model provides an intelligent box-type transformer substation which comprises a high-voltage ring main unit, a high-voltage metering device, an amorphous alloy transformer, a low-voltage main control cabinet, an intelligent monitoring device and an intelligent reactive compensation device, wherein the output end of the high-voltage ring main unit is connected with the input end of the high-voltage metering device in a sampling mode, the metering input end of the intelligent monitoring device is connected with the signal output end of the high-voltage metering device in a sampling mode, the output end of the high-voltage ring main unit is connected with the input end of the amorphous alloy transformer, the output end of the amorphous alloy transformer is electrically connected with the input end of the low-voltage main control cabinet, the electric energy input end of the intelligent monitoring device and the electric energy input end of the intelligent reactive compensation device, the output end of the low-voltage main control cabinet is electrically connected with the input end of at least one low-voltage sub control cabinet, and the intelligent monitoring device is connected with the intelligent reactive compensation device in a communication mode.

Description

Intelligent box substation
Technical field
The utility model relates to a kind of transformer station, specifically, has related to a kind of intelligent box substation.
Background technology
In city-building in recent years, for meeting the needs at high rise building family and not affecting cityscape, composite type, pre-mounted box type transformer substation have obtained generally application.But, because these controller switching equipments, adopting traditional compound mode, equipment and technology falls behind in addition, and automaticity is low, and device damage rate is high, has directly had influence on the normal electricity consumption of electricity consumer.In actual power supply process, tradition box-type substation is owing to not adopting high-performance energy-saving transformer, without automatic loaded voltage regulation, apparatus for adjusting capacity, power supply quality is poor, transformer own loss is very large, and voltage, current transformer and circuit breaker that traditional distribution transformer and high-voltage meter 2 are used adopt oil immersed type insulation mode more, once there is electrical fire, are unfavorable for fire-fighting; Traditional box-type substation supply power mode, the general Jin You mono-road 10KV Power supply in high-pressure side, after 10K power supply breaks down, will cause skyscraper or residential block all to have a power failure, the reliability of power supply is very low, and traditional box-type substation lacks the communication apparatus such as monitoring and management, checks meter, parameters of electric power detections, control etc. rely on manually completely, efficiency is low, of poor benefits.
In order to solve the problem of above existence, people are seeking a kind of desirable technical solution always.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, thus provide a kind of simple in structure, with low cost, power supply reliability is high, power supply quality good, can implement the intelligent box substation of intelligent power monitoring and management.
To achieve these goals, the technical scheme that the utility model adopts is: a kind of intelligent box substation, it comprises high-voltage ring main unit, high-voltage meter, amorphous alloy transformer, low pressure main control cabinet, intelligent monitoring and controlling device and intelligent powerless compensation device, described high-voltage ring main unit output is connected with described high-voltage meter input sampling, and the metering input of described intelligent monitoring and controlling device is connected with the sampling of the signal output part of described high-voltage meter; Described high-voltage ring main unit output is connected with described amorphous alloy transformer input, described amorphous alloy transformer output is electrically connected to the electric energy input of the input of described low pressure main control cabinet, described intelligent monitoring and controlling device and the electric energy input of described intelligent powerless compensation device respectively, the output of described low pressure main control cabinet divides the input of control cubicle to be electrically connected to at least one low pressure, and described intelligent monitoring and controlling device is connected with described intelligent powerless compensation device communication.
Based on above-mentioned, described intelligent monitoring and controlling device is connected with front end computer communication.
Based on above-mentioned, described intelligent monitoring and controlling device is connected with the computer radio communication of described front end.
Based on above-mentioned, described intelligent monitoring and controlling device comprises one-chip computer module, electric energy metering module, communication interface module and GPRS module, described one-chip computer module connects described electric energy metering module, the metering input of described electric energy metering module is connected with the sampling of the signal output part of described high-voltage meter, described one-chip computer module connects described communication interface module, and described one-chip computer module is connected with the computer radio communication of described front end by described GPRS module.
Based on above-mentioned, described high-voltage ring main unit is built-in with for gathering the voltage transformer summation current transformer of parameters of electric power, and the secondary side of described voltage transformer and described current transformer is connected with described high-voltage meter input sampling.
Based on above-mentioned, in described high-voltage ring main unit 1 cabinet, be provided with vacuum load switch and fuse.
The relative prior art of the utility model has substantive distinguishing features and progress, specifically, the utility model has utilized multiloop looped network technology, computer intelligence monitoring technique and wireless mobile telecommunication technology, be applicable to for skyscraper and residential quarter under power utilization environment, supply safely electricity consumption in distribution system, completed the Intelligent Measurement monitoring of high-efficient energy-saving environment friendly intelligent box substation, the operational efficiency that has overcome existing box-type substation existence is low, loss is high, environmental-protecting performance is poor, automaticity is low, the power unreliable and poor problem of power supply quality, simultaneously, for skyscraper and residential quarter supply safely electricity consumption, realizing Intellectualized monitoring management lays a good foundation.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present utility model.
Fig. 2 is connection diagram of the present utility model.
Embodiment
Below by embodiment, the technical solution of the utility model is described in further detail.
As shown in Figure 1, a kind of intelligent box substation, it comprises high-voltage ring main unit 1, high-voltage meter 2, amorphous alloy transformer 3, low pressure main control cabinet 4, intelligent monitoring and controlling device 5 and intelligent powerless compensation device 6, described high-voltage ring main unit 1 output is connected with described high-voltage meter 2 input samplings, and the metering input of described intelligent monitoring and controlling device 5 is connected with the sampling of the signal output part of described high-voltage meter 2; Described high-voltage ring main unit 1 output is connected with described amorphous alloy transformer 3 inputs, described amorphous alloy transformer 3 outputs are electrically connected to the electric energy input of the input of described low pressure main control cabinet 4, the electric energy input of described intelligent monitoring and controlling device 5 and described intelligent powerless compensation device 6 respectively, and the output of described low pressure main control cabinet 4 divides the input of control cubicle to be electrically connected to at least one low pressure; Described intelligent monitoring and controlling device 5 is connected with described intelligent powerless compensation device 6 communications.
In order further to optimize monitoring, described intelligent monitoring and controlling device 5 can be arranged on the mode communication of Surveillance center's front end computer 7 by wireless network or wired fiber optic network and be connected.
Based on above-mentioned, described intelligent monitoring and controlling device 5 comprises one-chip computer module, electric energy metering module, communication interface module and GPRS module, described one-chip computer module connects described electric energy metering module, the metering input of described electric energy metering module is connected with the sampling of the signal output part of described high-voltage meter, in order to gather and to measure every parameters of electric power, described one-chip computer module connects described communication interface module so that realize the outbound data transmission of this intelligent monitoring and controlling device 5 and control output, described one-chip computer module is connected with computer 7 wireless telecommunications of described front end by described GPRS module, so that the monitor command of the described front end of uploading data and reception computer 7.
Specifically, as shown in Figure 2, described high-voltage ring main unit 1 input is connected with 10KV2 road power supply with 10KV1 road power supply with sealing cable junctions respectively, wherein, in described high-voltage ring main unit 1 cabinet, be provided with vacuum load switch, fuse and for gathering the voltage transformer summation current transformer of parameters of electric power, after interconnecting according to the conventional mode of connection, be connected to output, wherein, the primary side of described voltage transformer and described current transformer gathers the voltage of described high-voltage ring main unit 1 output, the parameters of electric power such as electric current, the secondary side of described voltage transformer and described current transformer is connected with the input sampling of described high-voltage meter 2, after being integrated, described high-voltage ring main unit 1 and described high-voltage meter 2 can form the high-voltage ring main unit 1 that is built-in with high-voltage meter 2.
After described amorphous alloy transformer 3 is connected with vacuum on-load voltage regulating switch and integrates, can form the amorphous alloy transformer 3 with automatic loaded voltage regulation function; By described amorphous alloy transformer 3 inputs with automatic loaded voltage regulation function with described in be built-in with the high-voltage ring main unit 1 of high-voltage meter 2 output be connected.
Described amorphous alloy transformer 3 outputs are connected with the input of described low pressure main control cabinet 4, by distribution components and parts such as the automatic circuit breaker in the cabinet of described low pressure main control cabinet 4, indicating instrument, indicator light, buttons, after interconnecting according to conventional connection plan, be connected in output, each low pressure along separate routes control cubicle input is connected in respectively the output of described low pressure main control cabinet 4 with bus bar, described in each, the output of low pressure shunt control cubicle is connected to each shunt loading output, thereby forms low-tension supply major loop.
The signal output part sampling of the electric energy metering module of described intelligent monitoring and controlling device 5 and described high-voltage meter 2 connects and composes ic for energy metering, thereby gather voltage, the electric current parameters of electric power of described high-voltage ring main unit 1 output, and calculate electric weight, load and power factor (PF), and carry out harmonic analysis and the control of reactive power compensating according to the voltage gathering, electric current parameters of electric power.
The RS485 data communication interface of described intelligent monitoring and controlling device 5 is connected with A-A, B-B mode respectively with the RS485 data communication interface of described intelligent powerless compensation device 6, in order to read the working condition information of described intelligent powerless compensation device 6 and this working condition information to be uploaded to the front end computer 7 of Surveillance center, so that monitor staff can understand the working condition of described intelligent powerless compensation device 6 in time, meanwhile, described intelligent monitoring and controlling device 5 is also controlled described intelligent powerless compensation device 6 according to control command and is carried out reactive power compensation.
The input port of being controlled of the automatic circuit breaker in described low pressure main control cabinet 4 cabinets connects the control signal output port of described intelligent monitoring and controlling device 5 by holding wire, the control command of sending according to described intelligent monitoring and controlling device 5, carries out the energising of low-tension supply divide-shut brake or power-off.
The working power input that the three-phase four-wire power line of described amorphous alloy transformer 3 low-pressure side outputs is connected respectively to described intelligent monitoring and controlling device 5 and described intelligent powerless compensation device 6, in order to provide back work power supply.
When concrete fabrication and installation are used, first described high-voltage ring main unit 1 and described high-voltage meter 2 are combined into one, form the high-voltage ring main unit 1 that is built-in with high-voltage meter 2.Vacuum load switch in described high-voltage ring main unit 1 cabinet adopts vacuum bubbles poured with epoxy resin sealed insulation, by vacuum extinction, reveals good environmental protection without pernicious gas; Voltage transformer summation current transformer in described high-voltage ring main unit 1 cabinet is the oil-free dry high voltage potential transformer summation current transformer that adopts poured with epoxy resin sealed insulation, is beneficial to fire-fighting;
Then vacuum on-load voltage regulating switch and oil-free dry amorphous alloy transformer 3 are combined into one, form the oil-free dry amorphous alloy distribution transformer that is built-in with vacuum on-load voltage regulating switch.In actual motion, such distribution transformer can play the effect of burning voltage, improves the quality of voltage of low voltage electric network;
Then described electric energy metering module, described one-chip computer module, described GPRS module and communication interface module are combined into one, form described intelligent monitoring and controlling device.Described intelligent monitoring and controlling device is the core component of the utility model intelligent box substation, perfect in shape and function, can complete electric energy metrical (remote meter reading), electric energy quality monitoring (voltage, humorous sprinkling), distribution transforming operating mode (meritorious, idle, load) monitoring, reactive power compensation (improving voltage, power factor) order is assigned with information and is uploaded task, thereby improved automatic monitoring control degree;
By adopting polypropylene metal film zinc-aluminium edge process for upsetting, by having, self-healing performance is good, capacity attenuation is low, shock-resistant ability is strong, the life-span is long self-healing low-voltage capacitor and singlechip chip, electrical quantity acquisition chip, RS485 communication interface are combined into one, and form described intelligent powerless compensation device 6.Described intelligent powerless compensation device 6 has the multiple protection functions such as overvoltage, under-voltage, overcurrent, phase shortage, excess temperature and permanent fault automatic trip, also has operating passing zero function simultaneously, that is: voltage zero-cross closes a floodgate and current over-zero separating brake; By its networking modes such as three-phase total compensation, three-phase separate-supplement, mixed compensation, can reach and control three-phase equilibrium, accurate power ratio control factor, avoid system to occur mending, owe the problems such as benefit and three-phase imbalance.In actual motion, solve the meritorious imbalance problem of three-phase, improved the operational efficiency of power supply quality and the box-type substation of low voltage electric network.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; Although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the field are to be understood that: still can modify or part technical characterictic is equal to replacement embodiment of the present utility model; And not departing from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope that the utility model asks for protection.

Claims (6)

1. an intelligent box substation, it is characterized in that: it comprises high-voltage ring main unit, high-voltage meter, amorphous alloy transformer, low pressure main control cabinet, intelligent monitoring and controlling device and intelligent powerless compensation device, described high-voltage ring main unit output is connected with described high-voltage meter input sampling, and the metering input of described intelligent monitoring and controlling device is connected with the sampling of the signal output part of described high-voltage meter; Described high-voltage ring main unit output is connected with described amorphous alloy transformer input, described amorphous alloy transformer output is electrically connected to the electric energy input of the input of described low pressure main control cabinet, described intelligent monitoring and controlling device and the electric energy input of described intelligent powerless compensation device respectively, the output of described low pressure main control cabinet divides the input of control cubicle to be electrically connected to at least one low pressure, and described intelligent monitoring and controlling device is connected with described intelligent powerless compensation device communication.
2. intelligent box substation according to claim 1, is characterized in that: described intelligent monitoring and controlling device is connected with front end computer communication.
3. intelligent box substation according to claim 2, is characterized in that: described intelligent monitoring and controlling device is connected with the computer radio communication of described front end.
4. intelligent box substation according to claim 3, it is characterized in that: described intelligent monitoring and controlling device comprises one-chip computer module, electric energy metering module, communication interface module and GPRS module, described one-chip computer module connects described electric energy metering module, the metering input of described electric energy metering module is connected with the sampling of the signal output part of described high-voltage meter, described one-chip computer module connects described communication interface module, and described one-chip computer module is connected with the computer radio communication of described front end by described GPRS module.
5. intelligent box substation according to claim 1, it is characterized in that: described high-voltage ring main unit is built-in with for gathering the voltage transformer summation current transformer of parameters of electric power, the secondary side of described voltage transformer and described current transformer is connected with described high-voltage meter input sampling.
6. intelligent box substation according to claim 1, is characterized in that: in described high-voltage ring main unit 1 cabinet, be provided with vacuum load switch and fuse.
CN201320357473.8U 2013-06-21 2013-06-21 Intelligent box-type transformer substation Expired - Fee Related CN203466477U (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103346500A (en) * 2013-06-21 2013-10-09 河南开启电力实业有限公司 Intelligent box-type transformer substation
CN105098644A (en) * 2014-05-25 2015-11-25 袁茂银 Outdoor switching station
CN105958354A (en) * 2016-06-12 2016-09-21 山西济达变压器有限公司 110kV/10kV and 110kV/35kV two pre-installed integrated intelligent substations

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103346500A (en) * 2013-06-21 2013-10-09 河南开启电力实业有限公司 Intelligent box-type transformer substation
CN105098644A (en) * 2014-05-25 2015-11-25 袁茂银 Outdoor switching station
CN105098644B (en) * 2014-05-25 2017-12-26 袁茂银 Outdoor switching station
CN105958354A (en) * 2016-06-12 2016-09-21 山西济达变压器有限公司 110kV/10kV and 110kV/35kV two pre-installed integrated intelligent substations
CN105958354B (en) * 2016-06-12 2018-08-31 山西济达变压器有限公司 Two kinds of prepackage type integrated intelligent substations of 110kV/10kV and 110kV/35kV

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Granted publication date: 20140305

Termination date: 20160621