CN206099343U - Medium voltage electric distribution net connects line knot to construct with Y type net - Google Patents

Medium voltage electric distribution net connects line knot to construct with Y type net Download PDF

Info

Publication number
CN206099343U
CN206099343U CN201621040747.0U CN201621040747U CN206099343U CN 206099343 U CN206099343 U CN 206099343U CN 201621040747 U CN201621040747 U CN 201621040747U CN 206099343 U CN206099343 U CN 206099343U
Authority
CN
China
Prior art keywords
medium
voltage line
line group
chopper
voltage
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.)
Expired - Fee Related
Application number
CN201621040747.0U
Other languages
Chinese (zh)
Inventor
吴延琳
黄宗君
朱岸明
刘超
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Economic and Technological Research Institute of State Grid Shaanxi Electric Power Co Ltd
Original Assignee
Economic and Technological Research Institute of State Grid Shaanxi Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Economic and Technological Research Institute of State Grid Shaanxi Electric Power Co Ltd filed Critical Economic and Technological Research Institute of State Grid Shaanxi Electric Power Co Ltd
Priority to CN201621040747.0U priority Critical patent/CN206099343U/en
Application granted granted Critical
Publication of CN206099343U publication Critical patent/CN206099343U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Supply And Distribution Of Alternating Current (AREA)

Abstract

The utility model relates to a distribution system specifically is a medium voltage electric distribution net connects line knot to construct with Y type net with connecing line knot to construct, including all the people present high -voltage substation, every total six medium -voltage line groups of group of high -voltage substation, each medium -voltage line group of group adopts 4 loop line ways, the position overall arrangement of all the people present high -voltage substation is " Y " style of calligraphy shape. The utility model discloses because structure and the advantage that has are: connect line knot to construct succinctly, to improve transformer station owner varying duty nargin and service reliability, to improve the operation schedule flexibility.

Description

Medium voltage distribution network Y type grid wiring constructions
Technical field
This utility model is related to distribution system wiring construction, especially a kind of to improve transforming plant main transformer load margin and confession Electric reliability, wiring construction are succinct, improve the medium voltage distribution network Y type grid wiring constructions of traffic control motility.
Background technology
With the development of economic society, requirement of the user to distribution Power System Reliability also more and more higher, distribution network system can It is more and more concerned by sex chromosome mosaicism.Meanwhile, the new forms of energy such as distributed power source, electric automobile and diversification load connect Enter and distribution network structure structure is put forward higher requirement.Power grid enterprises should take into full account the performance of enterprises and user's request, middle pressure Distribution network structure structure design is towards " electricity+safety ":On the one hand need to meet electrical demand, on the one hand will ensure safety.Together When, standardization, simplicity are answered in grid structure design, with good autgmentability and adaptability, can be improved power distribution network and be powered reliability Property and utilization rate of equipment and installations, while providing the user quality power and servicing, can also improve the asset utilization ratio of enterprise, promote enterprise Industry benign development.
State Intellectual Property Office disclosed sending out for entitled " a kind of Wiring structure of high voltage distribution network " on 2 21st, 2012 Bright patent, its Publication No. CN102593826A, the technical scheme in the patent application document are mainly used in high voltage distribution network knot Structure, is not related to the wiring of this grade of medium voltage distribution network.
State Intellectual Property Office disclosed the reality of entitled " a kind of medium voltage distribution network wiring construction " on October 1st, 2014 With new patent, its Publication No. CN201420258673.2.The art solutions relate generally to built on stilts and two kinds of cable and lead Line type, connection type are the one-to-one single time medium-voltage line wiring of " hand in hand " formula between two station high voltage substations, and are arranged Block switch, interconnection switch, the utility model enrich the medium voltage distribution network mode of connection, and power supply reliability is high and circuit is utilized Rate is higher.
State Intellectual Property Office disclosed entitled on April 6th, 2016《A kind of chain type networking system of medium voltage distribution network System》Utility model patent, its Publication No. ZL201520873605.1, its technical scheme are to include at least two in internal system Seat high voltage substation, intersite line are connected by interconnection switch;" four pairs of lines " standby wiring construction each other, ties than traditional wired The power supply reliability of structure is high, and troubleshooting mode is simple.
Above-mentioned technical proposal is related to Wiring structure of high voltage distribution network, or is related to single time formula wiring of middle voltage distribution networks " point-to-point " Structure, can further improve the power supply reliability of urban power distribution network, but wiring construction is single and not to many seat height bucklings between standing Middle crimping line structure between power station carries out technology and is related to;In addition, the structure is for different cities region characteristic and load point The adaptability of cloth feature is poor, and high pressure distribution net work structure harmony is also poor.
In sum, the medium voltage distribution network wiring construction of prior art is special for different cities region characteristic and power load distributing The adaptability levied is poor, and high pressure distribution net work structure harmony is also poor, traffic control very flexible.
Utility model content
The purpose of this utility model is to provide a kind of raising transforming plant main transformer load margin and power supply reliability, wiring construction Succinctly, the medium voltage distribution network Y type grid wiring constructions of traffic control motility are improved.
The technical scheme for adopting for achieving the above object is such, i.e., a kind of medium voltage distribution network Y type grid wiring Structure;Wherein:
Including four high voltage substations, four high voltage substations are the first high voltage substation, the second high-voltage transforming respectively Stand, the 3rd high voltage substation, the 4th high voltage substation;Second high voltage substation, the 3rd high voltage substation, the 4th high voltage variable Power station is located at around the first high voltage substation, first high voltage substation and the second high voltage substation, the 3rd high-voltage transforming Stand, the line between the 4th high voltage substation forms " Y " shape;
First high voltage substation is circumscribed with six groups of medium-voltage line groups, and six groups of medium-voltage line groups are pressure in first respectively Circuit group I, the first medium-voltage line group II, the first medium-voltage line group III, the first medium-voltage line group IV, the first medium-voltage line group V, First medium-voltage line group VI, six groups of medium-voltage line groups adopt 4 loop line roads;Press in the first medium-voltage line group I, first Circuit group II, the first medium-voltage line group III, the first medium-voltage line group IV, the first medium-voltage line group V, the first medium-voltage line group VI Be correspondingly arranged on the first chopper I, the first chopper II, the first chopper on the circuit between the first high voltage substation respectively IIIth, the first chopper IV, the first chopper V, the first chopper VI;During use, press in the first medium-voltage line group I, first Circuit group II, the first medium-voltage line group III, the first medium-voltage line group IV, the first medium-voltage line group V, the first medium-voltage line group VI Correspond to alone respectively be connected to the first distributing function grid I, the first distributing function grid II, the first distributing function grid III, the One distributing function grid IV(A4), the first distributing function grid V, on the first distributing function grid VI;
Second high voltage substation is circumscribed with two groups of medium-voltage line groups, and two groups of medium-voltage line groups are pressure in second respectively Circuit group I, the second medium-voltage line group II, the second medium-voltage line group I and the second medium-voltage line group II adopt 4 loop line roads; It is correspondingly arranged on the second medium-voltage line group I, the circuit between the second medium-voltage line group II and the second high voltage substation respectively There are the second chopper I, the second chopper II;Set on circuit between the second medium-voltage line group I and the first medium-voltage line group I It is equipped with interconnection switch I;Contact is provided with circuit between the second medium-voltage line group II and the first medium-voltage line group II to open Close II;So that six groups of medium-voltage line groups are connected into outside the second high voltage substation;During use, in the second medium-voltage line group I, second Line ball road group II is corresponded to alone respectively and is connected on the second distributing function grid I, the second distributing function grid II;
3rd high voltage substation is circumscribed with two groups of medium-voltage line groups, and two groups of medium-voltage line groups are pressure in the 3rd respectively Circuit group I, the 3rd medium-voltage line group II, the 3rd medium-voltage line group I and the 3rd medium-voltage line group II adopt 4 loop line roads; It is correspondingly arranged on the 3rd medium-voltage line group I, the circuit between the 3rd medium-voltage line group II and the 3rd high voltage substation respectively There are the 3rd chopper I, the 3rd chopper II;On circuit between the 3rd medium-voltage line group I and the first medium-voltage line group III It is provided with the circuit between interconnection switch III, the 3rd medium-voltage line group II and the first medium-voltage line group IV and is provided with contact Switch IV;So that six groups of medium-voltage line groups are connected into outside the 3rd high voltage substation;During use, the 3rd medium-voltage line group the I, the 3rd Medium-voltage line group II is corresponded to alone respectively and is connected on the 3rd distributing function grid I, the 3rd distributing function grid II;
4th high voltage substation is circumscribed with two groups of medium-voltage line groups, and two groups of medium-voltage line groups are pressure in the 4th respectively Circuit group I, the 4th medium-voltage line group II, the 4th medium-voltage line group I and the 4th medium-voltage line group II adopt 4 loop line roads; It is correspondingly arranged on the 4th medium-voltage line group I, the circuit between the 4th medium-voltage line group II and the 4th high voltage substation respectively There are the 4th chopper I, the 4th chopper II;On circuit between the 4th medium-voltage line group I and the first medium-voltage line group V It is provided with the circuit between interconnection switch V, the 4th medium-voltage line group II and the first medium-voltage line group VI and is provided with contact Switch VI;So that six groups of medium-voltage line groups are connected into outside the 4th high voltage substation;During use, the 4th medium-voltage line group the I, the 4th Medium-voltage line group II is corresponded to alone respectively and is connected on the 4th distributing function grid I, the 4th distributing function grid II;
Under normal running (operation) conditions, first chopper I, the first chopper II, the first chopper III, the first chopper IVth, the first chopper V, the first chopper VI, the second chopper I, the second chopper II, the 3rd chopper I, the 3rd chopper IIth, the 4th chopper I, the 4th chopper II are closure state;The interconnection switch I, interconnection switch II, interconnection switch III, Interconnection switch IV, interconnection switch V, interconnection switch VI are off-state.
This utility model is this have the advantage that due to said structure:Wiring construction is succinct, improve transforming plant main transformer bears Lotus nargin and power supply reliability, improve traffic control motility.
Description of the drawings
This utility model can be further illustrated by the nonlimiting examples that accompanying drawing is given.
Fig. 1 is structural representation of the present utility model.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples:
Referring to accompanying drawing 1, the Y type grid wiring constructions of the medium voltage distribution network in figure;Wherein:
Including four high voltage substations, four high voltage substations are the first high voltage substation 1, the second high-voltage transforming respectively Stand the 2, the 3rd high voltage substation 3, the 4th high voltage substation 4;Second high voltage substation 2, the 3rd high voltage substation the 3, the 4th High voltage substation 4 is located at around the first high voltage substation 1, first high voltage substation 1 and the second high voltage substation 2, the Line between three high voltage substations 3, the 4th high voltage substation 4 forms " Y " shape;
First high voltage substation 1 is circumscribed with six groups of medium-voltage line groups, during six groups of medium-voltage line groups are first respectively Line ball road group I 101, the first medium-voltage line group II 102, the first medium-voltage line group III 103, the first medium-voltage line group IV 104, first Medium-voltage line group V 105, the first medium-voltage line group VI 106, six groups of medium-voltage line groups adopt 4 loop line roads;Described first Medium-voltage line group I 101, the first medium-voltage line group II 102, the first medium-voltage line group III 103, the first medium-voltage line group IV 104, It is corresponding respectively on circuit between one medium-voltage line group V 105, the first medium-voltage line group VI 106 and the first high voltage substation 1 to set It is equipped with the first chopper I 107, the first chopper II 108, the first chopper III 109, the first chopper IV 110, the first chopper V 111, first chopper VI 112;During use, the first medium-voltage line group I 101, the first medium-voltage line group II 102, first Medium-voltage line group III 103, the first medium-voltage line group IV 104, the first medium-voltage line group V 105, VI 106 points of the first medium-voltage line group Do not correspond to alone and be connected to I A1 of the first distributing function grid, II A2 of the first distributing function grid, the first distributing function grid III On A3, IV A4 of the first distributing function grid, V A5 of the first distributing function grid, VI A6 of the first distributing function grid;
Second high voltage substation 2 is circumscribed with two groups of medium-voltage line groups, during two groups of medium-voltage line groups are second respectively Line ball road group I 201, the second medium-voltage line group II 202, the second medium-voltage line group I 201 and the second medium-voltage line group II 202 4 loop line roads are adopted;The second medium-voltage line group I 201, between the second medium-voltage line group II 202 and the second high voltage substation 2 Circuit on be correspondingly arranged on the second chopper I 203, the second chopper II 204 respectively;The second medium-voltage line group I 201 with Interconnection switch I 501 is provided with circuit between first medium-voltage line group I 101;The second medium-voltage line group II 202 and Interconnection switch II 502 is provided with circuit between one medium-voltage line group II 102;So that being connected into six outside the second high voltage substation 2 Group medium-voltage line group;During use, the second medium-voltage line group I 201, the second medium-voltage line group II 202 are corresponded to alone respectively and are connected It is connected on I B1 of the second distributing function grid, II B2 of the second distributing function grid;
3rd high voltage substation 3 is circumscribed with two groups of medium-voltage line groups, during two groups of medium-voltage line groups are the 3rd respectively Line ball road group I 301, the 3rd medium-voltage line group II 302, the 3rd medium-voltage line group I 301 and the 3rd medium-voltage line group II 302 4 loop line roads are adopted;The 3rd medium-voltage line group I 301, between the 3rd medium-voltage line group II 302 and the 3rd high voltage substation 3 Circuit on be correspondingly arranged on the 3rd chopper I 303, the 3rd chopper II 304 respectively;The 3rd medium-voltage line group I 301 with Be provided with circuit between first medium-voltage line group III 103 interconnection switch III 503, the 3rd medium-voltage line group II 302 with Interconnection switch IV 504 is provided with circuit between first medium-voltage line group IV 104;So that being connected into outside the 3rd high voltage substation 3 Six groups of medium-voltage line groups;During use, the 3rd medium-voltage line group I 301, the 3rd medium-voltage line group II 302 are corresponded to alone respectively It is connected on I C1 of the 3rd distributing function grid, II C2 of the 3rd distributing function grid;
4th high voltage substation 4 is circumscribed with two groups of medium-voltage line groups, during two groups of medium-voltage line groups are the 4th respectively Line ball road group I 401, the 4th medium-voltage line group II 402, the 4th medium-voltage line group I 401 and the 4th medium-voltage line group II 402 4 loop line roads are adopted;The 4th medium-voltage line group I 401, between the 4th medium-voltage line group II 402 and the 4th high voltage substation 4 Circuit on be correspondingly arranged on the 4th chopper I 403, the 4th chopper II 404 respectively;The 4th medium-voltage line group I 401 with Be provided with circuit between first medium-voltage line group V 105 interconnection switch V 505, the 4th medium-voltage line group II 402 with Interconnection switch VI 506 is provided with circuit between first medium-voltage line group VI 106;So that being connected into outside the 4th high voltage substation 4 Six groups of medium-voltage line groups;During use, the 4th medium-voltage line group I 401, the 4th medium-voltage line group II 402 are corresponded to alone respectively It is connected on I D1 of the 4th distributing function grid, II D2 of the 4th distributing function grid;
Under normal running (operation) conditions, first chopper I 107, the first chopper II 108, the first chopper III 109, One chopper IV 110, the first chopper V 111, the first chopper VI 112, the second chopper I 203, the second chopper II 204, 3rd chopper I 303, the 3rd chopper II 304, the 4th chopper I 403, the 4th chopper II 404 are closure state;Institute State interconnection switch I 501, interconnection switch II 502, interconnection switch III 503, interconnection switch IV 504, interconnection switch V 505, contact open Close VI 506 and be off-state.
In above-described embodiment, to be further ensured that power supply reliability, preferably:First chopper I 107, first breaks Road device II 108, the first chopper III 109, the first chopper IV 110, the first chopper V 111, the first chopper VI 112, Two choppers I 203, the second chopper II 204, the 3rd chopper I 303, the 3rd chopper II 304, the 4th chopper I 403, The input of four choppers II 404 and/outfan cable adopt 10kV buses.
In said structure, under normal running (operation) conditions, the 24 of first high voltage substation 1【Line ball in 4 loop line road × six group Road group】Medium-voltage line is returned by chopper described in three sections of 10kV bus Jing(Closure state)【I.e. the first chopper I 107, first breaks Road device II 108, the first chopper III 109, the first chopper IV 110, the first chopper V 111, the first chopper VI 112】Send Go out, the main load in respective distribution grid【That is A1, A2, A3, A4, A5, A6】, and Jing (disconnects shape in the interconnection switch State)【I.e. interconnection switch I 501, interconnection switch II 502, interconnection switch III 503, interconnection switch IV 504, interconnection switch V 505, connection Network switch VI 506】Respectively correspond to second high voltage substation 2, the 3rd high voltage substation 3, the 4th high voltage substation 4 it is each 8 times connections of two groups of medium-voltage line groups.Single back line in first high voltage substation 1【With the first medium-voltage line group Ⅳ104】During fault outage, in original place in the chopper of closure state【That is the first chopper IV 110】Action trip, it is located every From, excision failure after, the chopper【That is the first chopper IV 110】Close again, the connection that corresponding original is off Network is switched【That is interconnection switch IV 504】Closure, non-faulting region power consumer restore electricity.The verification side of a certain high voltage substation Formula is that circuit " N-1 " power failure verification, main transformer " N-1 " power failure verification and transformer station's full cut-off are verified;All have a power failure verification meeting Under the conditions of, medium pressure power distribution network is 0-50% with the line load rate of Y type grid wiring constructions, the high voltage substation it is negative Load rate scope is 0-71%.
Obviously, above-mentioned all embodiments are a part of embodiments of the present utility model, rather than the embodiment of whole.It is based on Embodiment described in the utility model, it is all other that those skilled in the art are obtained under the premise of creative work is not made Embodiment, belongs to the category of this utility model protection.
In sum, due to said structure, wiring construction is succinct, improve transforming plant main transformer load margin and power supply is reliable Property, improve traffic control motility.

Claims (2)

1. a kind of medium voltage distribution network Y type grid wiring constructions;It is characterized in that:
Including four high voltage substations, four high voltage substations are the first high voltage substation respectively(1), the second high voltage substation (2), the 3rd high voltage substation(3), the 4th high voltage substation(4);Second high voltage substation(2), the 3rd high voltage substation (3), the 4th high voltage substation(4)Positioned at the first high voltage substation(1)Around, first high voltage substation(1)With second High voltage substation(2), the 3rd high voltage substation(3), the 4th high voltage substation(4)Between line formed " Y " shape;
First high voltage substation(1)Six groups of medium-voltage line groups are circumscribed with, six groups of medium-voltage line groups are pressure in first respectively Circuit group I(101), the first medium-voltage line group II(102), the first medium-voltage line group III(103), the first medium-voltage line group IV (104), the first medium-voltage line group V(105), the first medium-voltage line group VI(106), six groups of medium-voltage line groups are using 4 times Circuit;The first medium-voltage line group I(101), the first medium-voltage line group II(102), the first medium-voltage line group III(103), One medium-voltage line group IV(104), the first medium-voltage line group V(105), the first medium-voltage line group VI(106)With the first high-voltage transforming Stand(1)Between circuit on be correspondingly arranged on the first chopper I respectively(107), the first chopper II(108), the first chopper Ⅲ(109), the first chopper IV(110), the first chopper V(111), the first chopper VI(112);During use, described first Medium-voltage line group I(101), the first medium-voltage line group II(102), the first medium-voltage line group III(103), the first medium-voltage line group IV (104), the first medium-voltage line group V(105), the first medium-voltage line group VI(106)Correspond to alone respectively first is connected to electric work Can grid I(A1), the first distributing function grid II(A2), the first distributing function grid III(A3), the first distributing function grid IV (A4), the first distributing function grid V(A5), the first distributing function grid VI(A6)On;
Second high voltage substation(2)Two groups of medium-voltage line groups are circumscribed with, two groups of medium-voltage line groups are pressure in second respectively Circuit group I(201), the second medium-voltage line group II(202), the second medium-voltage line group I(201)With the second medium-voltage line group II (202)4 loop line roads are adopted;The second medium-voltage line group I(201), the second medium-voltage line group II(202)With the second high voltage variable Power station(2)Between circuit on be correspondingly arranged on the second chopper I respectively(203), the second chopper II(204);Described second Medium-voltage line group I(201)With the first medium-voltage line group I(101)Between circuit on be provided with interconnection switch I(501);Described Two medium-voltage line groups II(202)With the first medium-voltage line group II(102)Between circuit on be provided with interconnection switch II(502); So that the second high voltage substation(2)It is connected into outward six groups of medium-voltage line groups;During use, the second medium-voltage line group I(201), Two medium-voltage line groups II(202)Correspond to alone respectively and be connected to the second distributing function grid I(B1), the second distributing function grid II (B2)On;
3rd high voltage substation(3)Two groups of medium-voltage line groups are circumscribed with, two groups of medium-voltage line groups are pressure in the 3rd respectively Circuit group I(301), the 3rd medium-voltage line group II(302), the 3rd medium-voltage line group I(301)With the 3rd medium-voltage line group II (302)4 loop line roads are adopted;The 3rd medium-voltage line group I(301), the 3rd medium-voltage line group II(302)With the 3rd high voltage variable Power station(3)Between circuit on be correspondingly arranged on the 3rd chopper I respectively(303), the 3rd chopper II(304);Described 3rd Medium-voltage line group I(301)With the first medium-voltage line group III(103)Between circuit on be provided with interconnection switch III(503), it is described 3rd medium-voltage line group II(302)With the first medium-voltage line group IV(104)Between circuit on be provided with interconnection switch IV (504);So that the 3rd high voltage substation(3)It is connected into outward six groups of medium-voltage line groups;During use, the 3rd medium-voltage line group I (301), the 3rd medium-voltage line group II(302)Correspond to alone respectively and be connected to the 3rd distributing function grid I(C1), the 3rd match somebody with somebody electric work Can grid II(C2)On;
4th high voltage substation(4)Two groups of medium-voltage line groups are circumscribed with, two groups of medium-voltage line groups are pressure in the 4th respectively Circuit group I(401), the 4th medium-voltage line group II(402), the 4th medium-voltage line group I(401)With the 4th medium-voltage line group II (402)4 loop line roads are adopted;The 4th medium-voltage line group I(401), the 4th medium-voltage line group II(402)With the 4th high voltage variable Power station(4)Between circuit on be correspondingly arranged on the 4th chopper I respectively(403), the 4th chopper II(404);Described 4th Medium-voltage line group I(401)With the first medium-voltage line group V(105)Between circuit on be provided with interconnection switch V(505), it is described 4th medium-voltage line group II(402)With the first medium-voltage line group VI(106)Between circuit on be provided with interconnection switch VI (506);So that the 4th high voltage substation(4)It is connected into outward six groups of medium-voltage line groups;During use, the 4th medium-voltage line group I (401), the 4th medium-voltage line group II(402)Correspond to alone respectively and be connected to the 4th distributing function grid I(D1), the 4th match somebody with somebody electric work Can grid II(D2)On;
Under normal running (operation) conditions, first chopper I(107), the first chopper II(108), the first chopper III(109)、 First chopper IV(110), the first chopper V(111), the first chopper VI(112), the second chopper I(203), second break Road device II(204), the 3rd chopper I(303), the 3rd chopper II(304), the 4th chopper I(403), the 4th chopper II (404)It is closure state;The interconnection switch I(501), interconnection switch II(502), interconnection switch III(503), interconnection switch Ⅳ(504), interconnection switch V(505), interconnection switch VI(506)It is off-state.
2. medium voltage distribution network according to claim 1 Y type grid wiring constructions, it is characterised in that:Described first is breaking Device I(107), the first chopper II(108), the first chopper III(109), the first chopper IV(110), the first chopper V (111), the first chopper VI(112), the second chopper I(203), the second chopper II(204), the 3rd chopper I(303)、 3rd chopper II(304), the 4th chopper I(403), the 4th chopper II(404)Input and/outfan cable adopt 10kV buses.
CN201621040747.0U 2016-09-07 2016-09-07 Medium voltage electric distribution net connects line knot to construct with Y type net Expired - Fee Related CN206099343U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621040747.0U CN206099343U (en) 2016-09-07 2016-09-07 Medium voltage electric distribution net connects line knot to construct with Y type net

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621040747.0U CN206099343U (en) 2016-09-07 2016-09-07 Medium voltage electric distribution net connects line knot to construct with Y type net

Publications (1)

Publication Number Publication Date
CN206099343U true CN206099343U (en) 2017-04-12

Family

ID=58476266

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621040747.0U Expired - Fee Related CN206099343U (en) 2016-09-07 2016-09-07 Medium voltage electric distribution net connects line knot to construct with Y type net

Country Status (1)

Country Link
CN (1) CN206099343U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107492909A (en) * 2017-10-08 2017-12-19 浙江大学 A kind of distributed active power distribution network topology

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107492909A (en) * 2017-10-08 2017-12-19 浙江大学 A kind of distributed active power distribution network topology

Similar Documents

Publication Publication Date Title
CN102938564B (en) Closed-loop power distribution network system based on flexible direct current
CN112677808B (en) Multi-bus-bar type charging stack power distribution device and control method thereof
CN105762803A (en) Important-load-contained urban direct current distribution system for accessing new energy and electric cars
CN203747504U (en) New-energy AC-DC integrated station power system used for transformer station
CN202309201U (en) Communication power system
CN208035990U (en) A kind of electric vehicle energy storage charging system
CN202840533U (en) Flexible direct current closed loop type power distribution network system converter station with bypass direct current buses
CN207339266U (en) Medium-voltage distribution transformer dijection low pressure prepared auto restart wiring construction
CN103368171A (en) Method for supplying electricity to alternating current essential load by distributed power source in direct current micro-grid
CN205544317U (en) Contain new forms of energy of important load and city direct -current power distribution system of electric automobile access
CN108372791A (en) A kind of flexible direct current charging equipment
CN106849060A (en) A kind of high-speed railway tractive power supply system and control method containing photo-voltaic power supply
CN206099343U (en) Medium voltage electric distribution net connects line knot to construct with Y type net
CN204205591U (en) A kind of electric automobile can the high reliability DC distribution net of flexible access
CN102957105A (en) Novel intelligent substation on basis of application of clean energy
CN104485656B (en) Important-load-containing DC (Direct Current) power distribution network into which electromobile can be flexibly connected
CN203312807U (en) Power supply system of distributed power sources to AC important load in DC microgrid
CN104134162B (en) A kind of battalion auxiliary tone full electric network modeling method of integrated distributed power supply
CN205863765U (en) Double bus scheme structure based on disconnecting switch segmentation in GIS power distribution equipment
CN108631312A (en) A kind of power distribution network mode of connection
CN204230893U (en) A kind of high reliability DC distribution net being applicable to electric automobile and registering one's residence
CN203318193U (en) Multiple line electrified railway partition post main connecting line with capacitive electric equipment
CN104485695B (en) A kind of be applicable to that electric automobile registers one's residence containing important load DC distribution net
CN204349469U (en) A kind of be applicable to that electric automobile registers one's residence containing important load DC distribution net
CN207825995U (en) A kind of flexible direct current charging equipment

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170412

CF01 Termination of patent right due to non-payment of annual fee