CN206585255U - A kind of modularization intelligent mobile substation system - Google Patents
A kind of modularization intelligent mobile substation system Download PDFInfo
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- CN206585255U CN206585255U CN201621290438.9U CN201621290438U CN206585255U CN 206585255 U CN206585255 U CN 206585255U CN 201621290438 U CN201621290438 U CN 201621290438U CN 206585255 U CN206585255 U CN 206585255U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
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Abstract
The utility model is related to a kind of modularization intelligent mobile substation system, it is characterised in that including five vehicle modules with standalone feature, be respectively：No. 1 change electric car, No. 2 distribution trolleys, No. 3 prepared auto restart cars, No. 4 reactive-load compensation cars, No. 5 generator car, modules can be used alone, also a variety of powering solutions can be formed according to power network demand combinations, including replace bed rearrangement transformer station, instead of switching station, wheel transformation, reactive-load compensation, prepared auto restart, the direct electric power system of generator etc..The system is a kind of comprehensive portable supply of electric power solution of use modular design method, cover hair, defeated, change, with links, it can be used for the comprehensive emergency first-aid repair platform of framework, build brand-new O＆M maintenance model, improve the reliability and stability of regional power grid.
Description
Technical field
The utility model belongs to grid equipment technical field, and in particular to a kind of intelligent mobile based on modularization idea becomes
The mobile substation of electric power station system, particularly 110kV and above.
Background technology
Due to developing rapidly for economic construction, the demand to electric power energy is also advanced by leaps and bounds, load often occurs and increase suddenly
Plus situation, original power distribution point and capacity can not meet normal power demands in time, cause some areas electricity consumption lance
Shield is protruded very much.Mobile substation can solve the present situation of this electricity consumption contradiction.When load is nervous or when being badly in need of transfer load
It can immediately migrate and use, can integrally be moved away again after load is steady, reach and quickly make up provincialism, period supply of electric power
Not enough purpose.
Eighties of last century mid-term, the U.S. has occurred as soon as mobile substation, but because quality weight, volume constrain greatly popularization and answered
With；The end of last century, because of new technology, new technology, new material development and emerge in large numbers, by the weight and volume of mobile substation significantly
Degree reduction, mobile substation is progressively developed in North America and Europe in terms of Large Copacity and high voltage grade, has reached or even super
Cross the capacity and voltage class of conventional substation in urban distribution network.At present, the mobile substation majority that China has occurred is mining
The low capacity of flame proof, the mobile substation (below 10kV) of low-voltage.With the development and perfection of China's network system, either
National energy-saving emission reduction, the requirement for meeting special electricity consumption, or power department is reduced investment outlay, reasonable disposition use equipment the need for,
Also flexible, quick demand of the electricity consumption department to power supply, it is necessary to greatly develop the mobile substation production of all size, class
Product.
In view of this, it is necessary to provide a kind of modularization intelligent mobile substation system, to meet practical application needs.
The content of the invention
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of modularization intelligent movement power transformation
Stand system, cover hair, it is defeated, become, with links.
To achieve these goals, the technical scheme that the utility model is used is：A kind of modularization intelligent moves power transformation
Stand system, it is characterised in that including five vehicle modules with standalone feature, be respectively：No. 1 change electric car, No. 2 distribution trolleys, 3
Number prepared auto restart car, No. 4 reactive-load compensation cars, No. 5 generator car, modules can be used alone, also can be according to power network requirement groups
Conjunction forms a variety of powering solutions, and solution includes following several：
1) bed rearrangement transformer station is replaced：From No. 1 change electric car and No. 2 distribution trolleys, vehicle moving transformer station is combined as, instead of
Bed rearrangement transformer station；
2) switching station is replaced：Only from No. 2 distribution trolleys, instead of 10kV switching stations；
3) transformation is taken turns：Only from No. 1 distribution trolley, used as wheel transformation；
4) reactive-load compensation：From No. 1 change electric car, No. 2 distribution trolleys and No. 4 reactive-load compensation cars, by No. 4 reactive-load compensation cars to moving
The electric power system of dynamic transformer station carries out reactive-load compensation；
5) prepared auto restart：From No. 1 change electric car, No. 2 distribution trolleys and No. 3 prepared auto restart cars, ensure important negative by No. 3 prepared auto restart cars
The power supply reliability of lotus；
6) the direct electric power system of generator：It is only to transformer station as emergency power supply from No. 5 generator car and No. 2 distribution trolleys
Vertical power supply.
Further, described modularization intelligent mobile substation system, it is characterised in that the scale of system is 1 time
110kV inlet wires；Main transformer is using 1 capacity 20MVA three-phase two-simulation transformer；10kV single bus schemes, outlet 4 times, 1
Stand with change, 1 10kV voltage transformer, while configuring 3000kVA reactive compensation system.
Further, described modularization intelligent mobile substation system, it is characterised in that the standalone feature of each module
Realized all on the platform trailer of standard, single mode block length is less than or equal to 13 meters, and width is less than or equal to 3 meters, is highly less than or equal to
4.2 meters, convenient transport.
Further, described modularization intelligent mobile substation system, it is characterised in that No. 1 change electric car places 110kV
Arrester, HGIS, transformer equipment；Transformer compares 110kV using fixed voltage:10.5kV.
Further, described modularization intelligent mobile substation system, it is characterised in that No. 2 distribution trolleys place 10kV
Switch cubicle, comprehensive self-protecting device and the connection cable become between electric car and distribution trolley and drum；10kV switch cubicles use solid
Insulate full sealing switch cabinet, and all charging members and switch are hermetically sealed in an epoxy modeling fat housing.
Further, described modularization intelligent mobile substation system, it is characterised in that No. 3 prepared auto restart cars place solid
The alternate power autocast system that state switching switch is constituted；Solid converting switch uses IGCT and mechanical switch parallel running
Mode.
Further, described modularization intelligent mobile substation system, it is characterised in that No. 4 reactive-load compensation cars are placed
SVG static var compensation systems；Using a kind of densification tower structure SVG STATCOMs.
Further, described modularization intelligent mobile substation system, it is characterised in that No. 5 generator car place diesel oil
Generating set, uses output voltage for 10kV diesel generating set, realizes and to be docked with No. 2 change electric cars, No. 3 prepared auto restart cars.
Compared with prior art, the utility model has following beneficial effect：Modularization intelligent of the present utility model is moved
Dynamic transformer substation system, is a kind of comprehensive portable supply of electric power solution of use modular design method, cover hair,
It is defeated, become, with links.Including：Movable type becomes electric car, Mobile distribution car, portable prepared auto restart car, movable type SVG, movement
Formula generator car, can be used for the comprehensive emergency first-aid repair platform of framework, build brand-new O＆M maintenance model, improve regional power grid
Reliability and stability.
Brief description of the drawings
Fig. 1 is the overall pie graph of modularization intelligent mobile substation system.
Fig. 2 is that instead of bed rearrangement transformer station schematic diagram.
Fig. 3 is that instead of switching station's schematic diagram.
Fig. 4 is wheel transformation functional schematic.
Fig. 5 is no-power compensation function schematic diagram.
Fig. 6 is backup power automatic switching function schematic diagram.
Fig. 7 is emergency power supply functional schematic.
Embodiment
In order to more fully understand the utility model, content of the present utility model is further elucidated with reference to embodiment, but
Content of the present utility model is not limited solely to the following examples.Those skilled in the art can make various to the utility model
Change or change, these equivalent form of values are same within the scope of claims listed by the application are limited.
Present design is vehicular 110kV mobile substations, and whole system is using 1 time 110kV inlet wire；Main transformer is adopted
With 1 capacity 20MVA three-phase double winding self-cooled zero-load voltage-variable transformer；10kV single bus schemes, 4 times (specific outlets of outlet
Returning number can adjust, between 3-6 is returned), 1 station becomes, 1 10kV voltage transformer；Unattended substation is pressed by transformer station
Model Design, using intelligent Microcomputer Protection and integrated automatic monitoring system, and is equipped with Active Eyes.Match somebody with somebody simultaneously
Standby 3000kVA reactive compensation systems, 400kVA diesel generating sets, prepared auto restart switching switch.
Whole system uses modular design, and 110kV transformer stations various pieces function has been carried out into modularization and set
Meter, takes into account the convenient transport of design philosophy of miniaturized compact.Modules both can be used alone, can also be according to power network need
Flexible combination is asked to form a variety of powering solutions.110kV power systems are divided into several standalone features according to difference in functionality
Vehicle module, formed 5 modules：No. 1 change electric car, No. 2 distribution trolleys, No. 3 prepared auto restart cars, No. 4 reactive-load compensation cars, No. 5 generatings
Car, constitutes and may be selected, moveable cover the comprehensive powering solution for send out defeated change distribution links.
110kV voltage class whole system uses modular design, and 110kV transformer stations various pieces function is entered
Modularized design is gone, the standalone feature of each module is realized on the platform trailer of standard, is taken into account miniaturized compact and is exempted from
The design philosophy of maintenance, single mode block length is less than or equal to 13 meters, and width is less than or equal to 3 meters, highly less than or equal to 4.2 meters, convenient
Transport.
Armamentarium energy durable, meets what should be able to typically be met as a complete product under actual operating mode
All require.High-tension apparatus lightweight structure is compact, and weight meets highway utmost transportation administrative provisions with appearance and size, rationally excellent
Change device parameter, reduce weight, reduce volume；All equipment is easily installed, dismantles and checked.The carrier car of mobile substation
Body uses high-quality steel, and advanced technology, the strict manufacturing is formed.Rationally, dependable performance is easy to operate for complete vehicle structure,
It is aesthetic in appearance.
As shown in figure 1, whole system point five functional module is designed.Respectively：
No. 1 change electric car：110kV arresters, HGIS, main transformer etc.；
No. 2 distribution trolleys:10kV switch cubicles, comprehensive Self-Protection Subsystem etc.；
No. 3 prepared auto restart cars：Electronic power switch；
No. 4 reactive-load compensation cars：SVG static var compensation systems；
No. 5 generator car：Diesel generating set.
No. 1 change electric car places the equipment such as 110kV arresters, HGIS, transformer；Other are characterised by transformer using fixation
Voltage ratio 110kV:10.5kV, transformer device structure becomes simple, and reliability is improved, and volume can also significantly reduce；It will become
Transformer design reduces the work of transformer O＆M maintenance into all insulation.
No. 2 distribution trolleys place 10kV switch cubicles, comprehensive Self-Protection Subsystem and the connection cable become between electric car and distribution trolley
With drum etc.；It is characterized in that 10kV switch cubicles use the full sealing switch cabinet of solid insulation, all charging members and switch are hermetically sealed
In an epoxy modeling fat housing, without any gas in housing.Whole switching device is not by external environment influence, it is ensured that operation can
By property and Personal Safety, and realize non-maintaining.
No. 3 prepared auto restart cars place the alternate power autocast system that solid converting switch is constituted；Solid converting switch is adopted
With IGCT and the mode of mechanical switch parallel running, go wrong when the power supply powered while interrupting (voltage dip or),
(15 milliseconds of switching time) can be switched fast to another road normal power source, it is ensured that sensitive equipment by voltage dip or does not interrupt shadow
Ring.
No. 4 reactive-load compensation cars place SVG static var compensation systems；It is (static using a kind of densification tower structure SVG
Synchronous compensator), convenient for installation and maintenance with small volume, electrical insulation properties are good, the advantages of, it is adaptable to internal container is pacified
Dress.
No. 5 generator car place diesel generating set.Output voltage is used for 10kV diesel generating set, is realized and No. 2
Become the docking of electric car, No. 3 prepared auto restart cars.
Standard interface technology between the modules of mobile substation, specification defines the connection side of all kinds of cables and optical cable
Formula, realizes that each functional module is flexible, quick combination application.
The combination application scheme of functions module is as follows：
1) bed rearrangement transformer station is replaced
As shown in Fig. 2 present design becomes electric car and 2# distribution trolleys from 1#, vehicle moving transformer station, generation are combined as
For bed rearrangement transformer station.Whole system is using 1 time 110kV inlet wire；1 zero-load voltage-variable transformer, capacity is 20MVA；10kV is mono- female
Line wiring, 1 back into line, and 4 return back out line, and 1 station becomes, 1 10kV voltage transformer.
2) switching station is replaced
As shown in figure 3, present design selects 2# distribution trolleys, instead of 10kV switching stations.
3) transformation is taken turns
As shown in figure 4, present design selects 1# distribution trolleys, it can be used as wheel transformation.
4) reactive-load compensation
As shown in figure 5, present design becomes electric car, 2# distribution trolleys and 4# reactive-load compensation cars, 4# reactive-load compensation cars from 1#
Electric power system to mobile substation carries out reactive-load compensation.It can be become according to the voltage of user load, reactive power and power factor
Change and it is in good time automatic throw upper or excision capacitor bank, the voltage of power network, power is returned in the range of the stable requirement of number, realize
Load or burden without work the optimal compensation, so as to improve grid voltage quality, gives full play to the efficiency for providing electric equipment, reduces power consumption.
5) prepared auto restart (important load " hot standby ")
As shown in fig. 6, present design becomes electric car, 2# distribution trolleys and 3# prepared auto restart cars from 1#, 3# prepared auto restarts car ensures
The power supply reliability of important load.
6) the direct electric power system of generator
As shown in fig. 7, present design selects 5# generator car, 2# distribution trolleys, can be independently-powered as emergency power supply.
Claims (8)
1. a kind of modularization intelligent mobile substation system, it is characterised in that including five vehicle modules with standalone feature,
It is respectively：No. 1 change electric car, No. 2 distribution trolleys, No. 3 prepared auto restart cars, No. 4 reactive-load compensation cars, No. 5 generator car, modules can be individually
Use, or using one of following solution：
1) bed rearrangement transformer station is replaced：From No. 1 change electric car and No. 2 distribution trolleys, vehicle moving transformer station is combined as, instead of bed rearrangement
Transformer station；Or
2) switching station is replaced：Only from No. 2 distribution trolleys, instead of 10kV switching stations；Or
3) transformation is taken turns：Only from No. 1 distribution trolley, used as wheel transformation；Or
4) reactive-load compensation：From No. 1 change electric car, No. 2 distribution trolleys and No. 4 reactive-load compensation cars, become by No. 4 reactive-load compensation cars to mobile
The electric power system in power station carries out reactive-load compensation；Or
5) prepared auto restart：From No. 1 change electric car, No. 2 distribution trolleys and No. 3 prepared auto restart cars, important load is ensured by No. 3 prepared auto restart cars
Power supply reliability；Or
6) the direct electric power system of generator：From No. 5 generator car and No. 2 distribution trolleys, independently supplied to transformer station as emergency power supply
Electricity.
2. modularization intelligent mobile substation according to claim 1 system, it is characterised in that the scale of system is 1 time
110kV inlet wires；Main transformer is using 1 capacity 20MVA three-phase two-simulation transformer；10kV single bus schemes, outlet 4 times, 1
Stand with change, 1 10kV voltage transformer, while configuring 3000kVA reactive compensation system.
3. modularization intelligent mobile substation according to claim 1 system, it is characterised in that the independent work(of each module
Can be realized all on the platform trailer of standard, single mode block length be less than or equal to 13 meters, width be less than or equal to 3 meters, highly less than etc.
In 4.2 meters, convenient transport.
4. modularization intelligent mobile substation according to claim 1 or 2 system, it is characterised in that No. 1 change electric car is placed
110kV arresters, HGIS, transformer equipment；Transformer compares 110kV using fixed voltage:10.5kV.
5. modularization intelligent mobile substation according to claim 1 or 2 system, it is characterised in that No. 2 distribution trolleys are placed
10kV switch cubicles, comprehensive self-protecting device and the connection cable become between electric car and distribution trolley and drum；10kV switch cubicles are used
The full sealing switch cabinet of solid insulation, all charging members and switch are hermetically sealed in an epoxy modeling fat housing.
6. modularization intelligent mobile substation according to claim 1 or 2 system, it is characterised in that No. 3 prepared auto restart cars are put
Put the alternate power autocast system of solid converting switch composition；Solid converting switch is in parallel using IGCT and mechanical switch
The mode of operation.
7. modularization intelligent mobile substation according to claim 1 or 2 system, it is characterised in that No. 4 reactive-load compensation cars
Place SVG static var compensation systems；Using a kind of densification tower structure SVG STATCOMs.
8. modularization intelligent mobile substation according to claim 1 or 2 system, it is characterised in that No. 5 generator car are placed
Diesel generating set, uses output voltage for 10kV diesel generating set, realizes pair with No. 2 change electric cars, No. 3 prepared auto restart cars
Connect.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106602445A (en) * | 2016-11-29 | 2017-04-26 | 国家电网公司 | Modularized intelligent mobile transformer station system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106602445A (en) * | 2016-11-29 | 2017-04-26 | 国家电网公司 | Modularized intelligent mobile transformer station system |
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