CN204633455U - A kind of desulphurization system auxiliary single-line diagram structure - Google Patents
A kind of desulphurization system auxiliary single-line diagram structure Download PDFInfo
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- CN204633455U CN204633455U CN201520313809.XU CN201520313809U CN204633455U CN 204633455 U CN204633455 U CN 204633455U CN 201520313809 U CN201520313809 U CN 201520313809U CN 204633455 U CN204633455 U CN 204633455U
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- desulfurization
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Abstract
The utility model discloses a kind of desulphurization system auxiliary single-line diagram structure, relate to the station-service power supply technique of desulphurization system, aim to provide a kind of desulphurization system auxiliary single-line diagram structure of saving group section and cable.The utility model technical essential: the output of the first desulfurization transformer is connected with the first desulfurization group section by the first circuit breaker; The output starting spare transformer is connected with the first desulfurization group section by the second circuit breaker.The output of the second desulfurization transformer is connected with the second desulfurization group section by the 3rd circuit breaker; Another output starting spare transformer is connected with the second desulfurization group section by the 4th circuit breaker.First desulfurization group section is at least connected with the first desulfurization section by the 5th circuit breaker; Second desulfurization group section is at least connected with the second desulfurization section by the 6th circuit breaker.First desulfurization section is connected with the second desulfurization section by the 7th circuit breaker.
Description
Technical field
The utility model relates to station-service power supply technique, particularly a kind of station-service power supply technique of desulphurization system.
Background technology
For saving cable, reduce the wastage, desulfurization section is arranged in load center usually, the desulfurization zone namely after power plant's stove, and desulfurization section is switch cubicle, for the power consumption equipment centrally connected power supply to desulfurization zone.Desulfurization section normal power source is from desulfurization transformer, startup and stand-by power supply carry out self-starting spare transformer, desulfurization transformer and startup spare transformer are arranged in the outer place of steam turbine building, desulfurization group section is provided with in steam turbine building, desulfurization becomes, start spare transformer adopts common box bus to be connected with between desulfurization group section, desulfurization group section is connected with adopting cable between desulfurization section, cable two ends installing circuit breaker.
As Fig. 1, existing desulphurization system auxiliary single-line diagram structure is that desulfurization transformer A is connected with desulfurization group section A by common box bus, and desulfurization group section A is connected with desulfurization section A by two circuit breakers.
Desulfurization transformer B is connected with desulfurization group section B by common box bus, and desulfurization group section B is connected with desulfurization section B by two circuit breakers.
The output starting spare transformer is connected by common box bus and desulfurization group section A for subsequent use, and desulfurization group section A for subsequent use is connected with desulfurization section A by two circuit breakers; Another output starting spare transformer is connected by common box bus and desulfurization group section B for subsequent use, and desulfurization group section B for subsequent use is connected with desulfurization section B by two circuit breakers.
Desulfurization section A is connected with desulfurization section B by circuit breaker.
That is to say, for 2 units of a power plant, 4 sections of group sections need be set, 4 road cables.Equipment cost is still low not, and wiring construction is optimized not.
Utility model content
Goal of the invention of the present utility model is: for above-mentioned Problems existing, provides a kind of desulphurization system auxiliary single-line diagram structure of saving group section and cable.
The technical solution adopted in the utility model is such:
Comprise the first desulfurization transformer, the second desulfurization transformer, start spare transformer, the first desulfurization group section, the second desulfurization group section, the first desulfurization section and the second desulfurization section.
The output of the first desulfurization transformer is connected with the first desulfurization group section by the first circuit breaker; The output starting spare transformer is connected with the first desulfurization group section by the second circuit breaker.
The output of the second desulfurization transformer is connected with the second desulfurization group section by the 3rd circuit breaker; Another output starting spare transformer is connected with the second desulfurization group section by the 4th circuit breaker.
First desulfurization group section is at least connected with the first desulfurization section by the 5th circuit breaker; Second desulfurization group section is at least connected with the second desulfurization section by the 6th circuit breaker.
First desulfurization section is connected with the second desulfurization section by the 7th circuit breaker.
Further, the first desulfurization group section is connected with the first desulfurization section by the 5th circuit breaker, the 8th circuit breaker successively; Second desulfurization group section is connected with the second desulfurization section by the 6th circuit breaker, the 9th circuit breaker successively.
Further, described first desulfurization group section is used for the electric energy that the first desulfurization transformer or startup spare transformer export to be transferred to the first desulfurization section for its power supply.
Described second desulfurization group section is used for the electric energy that the second desulfurization transformer or startup spare transformer export to be transferred to the second desulfurization section for its power supply.
Further, described first desulfurization section is used for powering to the power consumption equipment of the first desulfurization zone; Described second desulfurization section is used for powering to the power consumption equipment of the second desulfurization zone.
Further, between the first desulfurization transformer with the first desulfurization group section for common box bus is connected; For common box bus is connected between second desulfurization transformer with the second desulfurization group section; Start spare transformer with between the first desulfurization group section, the second desulfurization group section also for common box bus is connected.
Further, the first desulfurization group section with between the first desulfurization section for cable is connected; Second desulfurization group section with between the second desulfurization section for cable is connected; For bus bridge is connected between first desulfurization section with the second desulfurization section.
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are:
1, simple, the wiring simplification of system, convenient operation, reliability improve;
2, cable consumption is few, and reduced investment, maintenance workload are few.
Accompanying drawing explanation
Fig. 1 is wiring construction of the prior art.
Fig. 2 is the wiring construction in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 2, the present embodiment comprises desulfurization transformer A, starts spare transformer, desulfurization transformer B, desulfurization group section A, desulfurization group section B.
The output of desulfurization transformer A is connected with desulfurization group section A by circuit breaker; The output starting spare transformer is connected with desulfurization group section A by another circuit breaker.
The output of desulfurization transformer B is connected with desulfurization group section B by a circuit breaker; Another output starting spare transformer is connected with desulfurization group section B by another circuit breaker.
Desulfurization group section A is connected with desulfurization section A by least one circuit breaker; Desulfurization is turned the B section of connecing and is connected with desulfurization section B by least one circuit breaker.
Desulfurization section A is connected with desulfurization section B by circuit breaker.
In a specific embodiment, desulfurization group section and desulfurization section are switch cubicle, desulfurization group section, for receiving the electric energy of desulfurization transformer or the output of startup spare transformer, is transferred to desulfurization section, and desulfurization section is used for the unified power supply of power consumption equipment in the desulfurization zone belonging to it.Optionally desulfurization transformer is connected to desulfurization group section by controlling circuit breaker or startup spare transformer is connected on desulfurization group section.
Desulfurization transformer A, desulfurization group section A and desulfurization section A are identical with desulfurization transformer B, desulfurization group section B, desulfurization section B respectively, and desulfurization transformer A, desulfurization group section A and desulfurization section A belong to a unit, are that the power consumption equipment of a desulfurization zone is powered.Desulfurization transformer B, desulfurization group section B and desulfurization section B belong to another unit, for the power consumption equipment of another desulfurization zone is powered.
Two public startup spare transformers of unit.
When one of them desulfurization transformer breaks down, connect the circuit breaker between two desulfurization sections, the unit of normal work can be used simultaneously to be that the equipment of two desulfurization zone is powered.
In another embodiment, desulfurization transformer A, startup spare transformer, desulfurization transformer B are connected by common box bus with desulfurization group section.Desulfurization group section and desulfurization section, desulfurization section directly adopt cable to be connected.Desulfurization group section is connected by two circuit breakers with between desulfurization section.Between desulfurization group section A and desulfurization section A, two circuit breakers are laid in the two ends of cable.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.
Claims (6)
1. a desulphurization system auxiliary single-line diagram structure, is characterized in that, comprises the first desulfurization transformer, the second desulfurization transformer, starts spare transformer, the first desulfurization group section, the second desulfurization group section, the first desulfurization section and the second desulfurization section;
The output of the first desulfurization transformer is connected with the first desulfurization group section by the first circuit breaker; The output starting spare transformer is connected with the first desulfurization group section by the second circuit breaker;
The output of the second desulfurization transformer is connected with the second desulfurization group section by the 3rd circuit breaker; Another output starting spare transformer is connected with the second desulfurization group section by the 4th circuit breaker;
First desulfurization group section is at least connected with the first desulfurization section by the 5th circuit breaker; Second desulfurization group section is at least connected with the second desulfurization section by the 6th circuit breaker;
First desulfurization section is connected with the second desulfurization section by the 7th circuit breaker.
2. a kind of desulphurization system auxiliary single-line diagram structure according to claim 1, is characterized in that, the first desulfurization group section is connected with the first desulfurization section by the 5th circuit breaker, the 8th circuit breaker successively;
Second desulfurization group section is connected with the second desulfurization section by the 6th circuit breaker, the 9th circuit breaker successively.
3. a kind of desulphurization system auxiliary single-line diagram structure according to claim 1, is characterized in that, described first desulfurization group section is used for the electric energy that the first desulfurization transformer or startup spare transformer export to be transferred to the first desulfurization section for its power supply.
4. a kind of desulphurization system auxiliary single-line diagram structure according to claim 1, is characterized in that, described second desulfurization group section is used for the electric energy that the second desulfurization transformer or startup spare transformer export to be transferred to the second desulfurization section for its power supply.
5. a kind of desulphurization system auxiliary single-line diagram structure according to claim 1, is characterized in that, for common box bus is connected between the first desulfurization transformer with the first desulfurization group section; For common box bus is connected between second desulfurization transformer with the second desulfurization group section; Start spare transformer with between the first desulfurization group section, the second desulfurization group section also for common box bus is connected.
6. a kind of desulphurization system auxiliary single-line diagram structure according to claim 1 or 5, is characterized in that, the first desulfurization group section with between the first desulfurization section for cable is connected; Second desulfurization group section with between the second desulfurization section for cable is connected; For bus bridge is connected between first desulfurization section with the second desulfurization section.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520313809.XU CN204633455U (en) | 2015-05-15 | 2015-05-15 | A kind of desulphurization system auxiliary single-line diagram structure |
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| CN201520313809.XU CN204633455U (en) | 2015-05-15 | 2015-05-15 | A kind of desulphurization system auxiliary single-line diagram structure |
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| CN204633455U true CN204633455U (en) | 2015-09-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105470822A (en) * | 2016-01-19 | 2016-04-06 | 北京国电龙源环保工程有限公司 | Power supply and distribution system for organic amine desulfurization and acid making process |
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2015
- 2015-05-15 CN CN201520313809.XU patent/CN204633455U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105470822A (en) * | 2016-01-19 | 2016-04-06 | 北京国电龙源环保工程有限公司 | Power supply and distribution system for organic amine desulfurization and acid making process |
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