CN208571701U - A kind of garbage incinerating power plant wiring construction with bright standby power supply - Google Patents
A kind of garbage incinerating power plant wiring construction with bright standby power supply Download PDFInfo
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- CN208571701U CN208571701U CN201821248003.7U CN201821248003U CN208571701U CN 208571701 U CN208571701 U CN 208571701U CN 201821248003 U CN201821248003 U CN 201821248003U CN 208571701 U CN208571701 U CN 208571701U
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Abstract
A kind of garbage incinerating power plant wiring construction with bright standby power supply, including station-service high voltage bus, generator incoming breaker, station-service low-voltage bus bar, external spare or emergency power supply, maintenance down transformer, spare transformer and LV station transformer；The LV station transformer and spare transformer is both connected between station-service high voltage bus and station-service low-voltage bus bar, and switch is provided in connection line；External spare or emergency power supply is connected to station-service low-voltage bus bar by maintenance down transformer；Generator is connected to station-service high voltage bus by generator incoming breaker.The utility model saves station service transformer; external spare or emergency power supply provides spare starting or emergency power supply into factory by maintenance down transformer; save diesel generating set; furthermore; spare transformer can do bright standby power supply to the LV station transformer of full factory; wiring is simple, convenient for safeguarding, good economy performance.
Description
Technical field
The utility model relates to system wiring fields, and in particular to a kind of auxiliary single-line diagram knot of garbage incinerating power plant
Structure.
Background technique
While the mankind constantly utilize natural resources to create material progress, a large amount of rubbish also generate therewith.In face of rubbish
The situation to overflow, needs the carry out integrated treatment of science, and waste incineration and generating electricity is current comparatively ideal selection.Waste incineration
The meaning of power generation embodies in the following areas: first is that house refuse can be made thoroughly innoxious；Second is that garbage decrement effect
Obviously；Three can be achieved on the resource utilization of rubbish；Fourth is that having fewer environmental impacts；Fifth is that a large amount of soil can be saved.
Garbage incinerating power plant belongs to small unit power plant, and for general power output in 9MW~25MW etc., full factory generally configures 1~2
Platform generator.The power plant of small-load generators has its own compared with large capacity thermal power generation unit in form in auxiliary single-line diagram
The characteristics of, it is designed and is accustomed to according to small power plant, station-service high voltage bus generally has the selection of two kinds of voltage class of 10kV and 6kV.By
In the small of the short circuit current ratio 6kV on 10kV voltage class bus section, busbar section, and line loss is saved, therefore the electricity of 10kV currently on the market
Gas equipment uses also more universal.Other than grid-connected route, it may still need to be introduced into voltage source conduct in all the way from outer net in factory
Spare or emergency power supply, the outfit of the existing voltage class of urban distribution network, what 10kV voltage class will be universal compared with 6kV voltage class
It is more.Therefore the auxiliary single-line diagram of garbage incinerating power plant generally uses the high voltage bus section of 10kV voltage class.
Utility model content
The purpose of this utility model is that being directed to above-mentioned the problems of the prior art, provide a kind of with bright standby power supply
Garbage incinerating power plant wiring construction matches with local voltage class, and convenient for safeguarding, wiring is simple, can save diesel oil hair
Motor group.
To achieve the goals above, the technical solution adopted in the utility model are as follows: including station-service high voltage bus, generator into
Line breaker, station-service low-voltage bus bar, external spare or emergency power supply, maintenance down transformer, spare transformer and station-service are low
Pressure transformer；The LV station transformer and spare transformer be both connected to station-service high voltage bus and station-service low-voltage bus bar it
Between, switch is provided in connection line；The outside is spare or emergency power supply passes through maintenance down transformer and is connected to station-service
Low-voltage bus bar；Generator is connected to station-service high voltage bus by generator incoming breaker.
The station-service low-voltage bus bar is provided with several segments, connects between each section of station-service low-voltage bus bar and station-service high voltage bus
It is connected to LV station transformer, it is mutually indepedent between each section of station-service low-voltage bus bar.
The station-service high voltage bus cooperation station-service low-voltage bus bar is provided with several segments, and each section of station-service high voltage bus is mutually only
It is vertical.
The station-service high voltage bus presses generator section wiring；The station-service low-voltage bus bar is connect by incinerator segmentation
Line.
The station-service low-voltage bus bar includes auxiliary bus-bar section, the spare transformer be connected to station-service high voltage bus with
Between auxiliary bus-bar section, the outside is spare or emergency power supply is connected in auxiliary bus-bar section by maintenance down transformer；
The auxiliary bus-bar section is attached with other each section of station-service low-voltage bus bar respectively by route.
The outside is spare or the voltage of emergency power supply selects the 10kV matched with city's net distribution voltage.
The outlet voltage rating of the generator selects 10.5kV.
Compared with prior art, the utility model is with following the utility model has the advantages that generator passes through the open circuit of generator inlet wire
Device is connected to station-service high voltage bus, so that station-service high voltage bus and the same voltage of generator outlet, save station service transformer.
External spare or emergency power supply provides spare starting or emergency power supply into factory by maintenance down transformer, saves diesel oil hair
Motor group.In addition, spare transformer and LV station transformer be connected to side by side station-service high voltage bus and station-service low-voltage bus bar it
Between, spare transformer can do bright standby power supply to the LV station transformer of full factory.The utility model wiring is simple, convenient for dimension
Shield, good economy performance.
Further, spare or emergency power supply voltage selects 10kV, the distribution with municipal power grid outside the utility model
Voltage matches, and the outlet voltage rating of generator selects 10.5kV, matches with local voltage class, reduces rubbish and burn
The voltage class for burning electrical equipment in power plant, is conducive to the operation and maintenance management of system, reduces investment.
Detailed description of the invention
The connection circuit schematic diagram of Fig. 1 the utility model；
In attached drawing: 1- station-service high voltage bus；2- generator incoming breaker；3- station-service low-voltage bus bar；Outside 4- it is spare or
Emergency power supply；5- maintenance down transformer；6- spare transformer；7- LV station transformer.
Specific embodiment
The following describes the utility model in further detail with reference to the accompanying drawings.
Referring to Fig. 1, the auxiliary single-line diagram structure of the utility model garbage incinerating power plant, including station-service high voltage bus 1, hair
Motor incoming breaker 2, station-service low-voltage bus bar 3, external spare or emergency power supply 4, maintenance down transformer 5, spare transformer 6
And LV station transformer 7.It is low with station-service that LV station transformer 7 with spare transformer 6 is both connected to station-service high voltage bus 1
It presses between bus 3, switch is provided in connection line；External spare or emergency power supply 4 is connected to by maintenance down transformer 5
Station-service low-voltage bus bar 3；Generator is connected to station-service high voltage bus 1 by generator incoming breaker 2.
The station-service low-voltage bus bar 3 of the utility model is provided with several segments, each section of station-service low-voltage bus bar 3 and station-service high voltage bus
It is respectively connected with LV station transformer 7 between 1, it is mutually indepedent between each section of station-service low-voltage bus bar 3.Station-service high voltage bus 1 cooperates
Station-service low-voltage bus bar 3 is provided with several segments, mutually indepedent between each section of station-service high voltage bus 1.Station-service low-voltage bus bar 3 includes spare
Bus section, busbar section, spare transformer 6 are connected between station-service high voltage bus 1 and auxiliary bus-bar section, and external spare or emergency power supply 4 passes through
Maintenance down transformer 5 is connected in auxiliary bus-bar section, and auxiliary bus-bar section is female with other each section of station-service low pressure respectively by route
Line 3 is attached.Station-service high voltage bus 1 presses generator section wiring, and station-service low-voltage bus bar 3 presses incinerator section wiring.
External spare or emergency power supply 4 comes from municipal power grid, and external spare or emergency power supply 4 voltage selection is matched with city's net
The outlet voltage rating of the 10kV that piezoelectric voltage matches, generator select 10.5kV.
The above content is further detailed description of the utility model, and it cannot be said that the specific reality of the utility model
The mode of applying is only limitted to this, for person of an ordinary skill in the technical field, before not departing from the utility model design
It puts, several simple deduction or replace can also be made, be regarded as belonging to the special of the utility model claims book determination
Sharp protection scope.
Claims (7)
1. a kind of garbage incinerating power plant wiring construction with bright standby power supply, it is characterised in that: including station-service high voltage bus
(1), generator incoming breaker (2), station-service low-voltage bus bar (3), external spare or emergency power supply (4), maintenance down transformer
(5), spare transformer (6) and LV station transformer (7)；The LV station transformer (7) and spare transformer (6)
It is both connected between station-service high voltage bus (1) and station-service low-voltage bus bar (3), switch is provided in connection line；
The outside is spare or emergency power supply (4) passes through maintenance down transformer (5) and is connected to station-service low-voltage bus bar (3)；Hair
Motor is connected to station-service high voltage bus (1) by generator incoming breaker (2).
2. according to claim 1 with the garbage incinerating power plant wiring construction of bright standby power supply, it is characterised in that: described
Station-service low-voltage bus bar (3) be provided with several segments, be all connected between each section of station-service low-voltage bus bar (3) and station-service high voltage bus (1)
Have LV station transformer (7), it is mutually indepedent between each section of station-service low-voltage bus bar (3).
3. according to claim 2 with the garbage incinerating power plant wiring construction of bright standby power supply, it is characterised in that: station-service
High voltage bus (1) cooperation station-service low-voltage bus bar (3) is provided with several segments, and each section of station-service high voltage bus (1) is mutually indepedent.
4. according to claim 3 with the garbage incinerating power plant wiring construction of bright standby power supply, it is characterised in that: described
Station-service high voltage bus (1) press generator section wiring；The station-service low-voltage bus bar (3) presses incinerator section wiring.
5. according to claim 2 with the garbage incinerating power plant wiring construction of bright standby power supply, it is characterised in that: described
Station-service low-voltage bus bar (3) include auxiliary bus-bar section, the spare transformer (6) be connected to station-service high voltage bus (1) with it is standby
With between bus section, busbar section, the outside is spare or emergency power supply (4) passes through maintenance down transformer (5) and is connected to auxiliary bus-bar section
On；The auxiliary bus-bar section is attached with other each section of station-service low-voltage bus bar (3) respectively by route.
6. according to claim 1 with the garbage incinerating power plant wiring construction of bright standby power supply, it is characterised in that: described
The voltage of external spare or emergency power supply (4) selects the 10kV matched with city's net distribution voltage.
7. according to claim 6 with the garbage incinerating power plant wiring construction of bright standby power supply, it is characterised in that: described
The outlet voltage rating of generator selects 10.5kV.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821248003.7U CN208571701U (en) | 2018-08-03 | 2018-08-03 | A kind of garbage incinerating power plant wiring construction with bright standby power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821248003.7U CN208571701U (en) | 2018-08-03 | 2018-08-03 | A kind of garbage incinerating power plant wiring construction with bright standby power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208571701U true CN208571701U (en) | 2019-03-01 |
Family
ID=65450180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821248003.7U Active CN208571701U (en) | 2018-08-03 | 2018-08-03 | A kind of garbage incinerating power plant wiring construction with bright standby power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208571701U (en) |
-
2018
- 2018-08-03 CN CN201821248003.7U patent/CN208571701U/en active Active
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