CN207880807U - A kind of station boiler thermoelectricity adapting to industrial steam supply divides adjusting system - Google Patents
A kind of station boiler thermoelectricity adapting to industrial steam supply divides adjusting system Download PDFInfo
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- CN207880807U CN207880807U CN201820244775.7U CN201820244775U CN207880807U CN 207880807 U CN207880807 U CN 207880807U CN 201820244775 U CN201820244775 U CN 201820244775U CN 207880807 U CN207880807 U CN 207880807U
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Abstract
The utility model discloses a kind of station boiler thermoelectricity adapting to industrial steam supply to divide adjusting system, including feed pump, heater, bypass pitch, drum, evaporator, superheater and factory steam service；Evaporator is located in boiler, superheater is located in the flue of boiler, the tapped outlet of feed pump is connected with the entrance of the entrance of heater and bypass pitch, the outlet of heater and the outlet of bypass pitch are connected by the entrance of pipeline and Guan Houyu drum water side, the outlet of drum water side is connected with the entrance of evaporator, the outlet of evaporator is connected with the entrance of drum vapour side, the outlet of drum vapour side is connected with the entrance of superheater, the outlet of superheater is connected with factory steam service, the system can ensure relatively stable industrial air demand, and meet requirement of the power grid to peak load regulation.
Description
Technical field
The utility model belongs to thermal power generating technology field, is related to a kind of station boiler thermoelectricity point tune adapting to industrial steam supply
System.
Background technology
For the development need of cooperation renewable energy power generation online and the increasingly increase of peak-valley difference, Thermal generation unit
It participating in the number of peak regulation and the requirement to its quality greatly improves, grid requirements power plant promotes the peak modulation capacity of unit, but
There are industrial steam supply demands that is larger and stablizing for part power plant.Conventional power generation usage unit cannot achieve and ensure larger and stablize work
Meet peak regulation requirement of the power grid to unit while industry evaporation capacity for engine.Therefore, the industrial steam supply demand stablized is needed with frequent peak regulation
There is certain conflict between asking.
Utility model content
The shortcomings that the purpose of the utility model is to overcome the above-mentioned prior arts provides a kind of electricity adapting to industrial steam supply
Boiler thermoelectricity of standing divides adjusting system, which can ensure relatively stable industrial air demand, and meet power grid to peak load regulation
Requirement.
In order to achieve the above objectives, the station boiler thermoelectricity described in the utility model for adapting to industrial steam supply divides the adjusting system to include
Feed pump, heater, bypass pitch, drum, evaporator, superheater and factory steam service；
Evaporator is located in boiler, and superheater is located in the flue of boiler, the tapped outlet of feed pump and heater
Entrance and bypass the entrance of pitch and be connected, the outlet of heater and the outlet for bypassing pitch pass through pipeline and Guan Houyu drums
The entrance of water side is connected, and the outlet of drum water side is connected with the entrance of evaporator, outlet and the drum vapour side of evaporator
Entrance is connected, and the outlet of drum vapour side is connected with the entrance of superheater, outlet and the factory steam service of superheater
It is connected.
The outlet of drum water side is connected through circulating pump with the entrance of evaporator.
Evaporator is arranged in the pendant superheater in boiler and between boiler setting.
The superheater is arranged in the horizontal flue of boiler or in back-end ductwork.
The utility model has the advantages that：
The station boiler thermoelectricity described in the utility model for adapting to industrial steam supply divides adjusting system in specific works, works as unit
When needing to reduce supply load, then the coal-fired input amount of boiler is reduced, to reduce the electric load of unit, while reducing evaporator
Thermic load, the heating quantity of steam by improving calorifier inlets ensure going out for evaporator to improve the water temperature at heater outlet
Mouth parameter, while it being further reduced the output of steam turbine, realize the purpose for reducing unit electric load；In addition, when unit need compared with
When heavy-duty service, then increase the input amount of boiler oil, to increase the electric load of unit, and promotes evaporator and superheater
Thermic load, while by reducing the heating quantity of steam at calorifier inlets or opening bypass pitch to adjust the heat absorption of heater
Amount, to reduce the water temperature of heater outlet, and adjusts the power of circulating pump, ensures to reduce vapour while air demand is stablized
The output of turbine, and the electric load of unit is finally improved, simple in structure, easy to operate, practicability is extremely strong, can effectively meet
Requirement of the power grid to peak load regulation.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Wherein, 1 it is feed pump, 2 be heater, 3 be drum, 4 be circulating pump, 5 be evaporator, 6 be superheater, 7 is other
Road pitch.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings：
With reference to figure 1, the station boiler thermoelectricity described in the utility model for adapting to industrial steam supply divides adjusting system to include feed pump
1, heater 2, bypass pitch 7, drum 3, evaporator 5, superheater 6 and factory steam service；Evaporator 5 is located at boiler
Interior, superheater 6 is located in the flue of boiler, the entrance and bypass pitch 7 of the tapped outlet of feed pump 1 and heater 2
Entrance is connected, and the outlet of heater 2 and the outlet of bypass pitch 7 are connected by pipeline and the entrance of 3 water side of Guan Houyu drums
Logical, the outlet of 3 water side of drum is connected with the entrance of evaporator 5, and the outlet of evaporator 5 is connected with the entrance of 3 vapour side of drum,
The outlet of 3 vapour side of drum is connected with the entrance of superheater 6, and the outlet of superheater 6 is connected with factory steam service.
The outlet of 3 water side of drum is connected through circulating pump 4 with the entrance of evaporator 5；Evaporator 5 is arranged in the screen in boiler
Between formula superheater and boiler setting；The superheater 6 is arranged in the horizontal flue of boiler or in back-end ductwork.
The specific work process of the utility model is：
In practical operation, by designing the heating surface area of evaporator 5 and superheater 6, institute is appraised and decided according to steam supply parameter
The quantity of steam needed for 1 centre tap outlet pressure of feed pump and heater 2 is needed, while suitably reducing unit maximum output,
Relatively high and stable industrial evaporation capacity for engine is provided.
When unit is needed compared with underrun, then the input amount of boiler fired coal is reduced, to reduce the electric load of unit, together
When reduce the thermic load of evaporator 5 and superheater 6；By increasing the heating steam flow of 2 import of heater, heater 2 is improved
The water temperature of outlet, properly increases the outlet parameter of evaporator 5, and adjusts the power of circulating pump 4, realizes and is ensureing the same of evaporation capacity
When, it can be further reduced steam turbine output, to reduce the electric load of unit.
When unit needs higher load to run, then increasing the input amount of boiler oil so that the electric load of unit increases,
Improve the thermic load of evaporator 5 and superheater 6；By reduce 2 import of heater heating quantity of steam or open bypass pitch 7 with
The caloric receptivity for adjusting heater 2 reduces the intake condition of evaporator 5, adjusts simultaneously to reduce the water temperature in 2 exit of heater
The power for saving circulating pump 4 to while ensureing evaporation capacity, further promote the output of steam turbine, and finally improves unit
Electric load.
Claims (4)
1. a kind of station boiler thermoelectricity adapting to industrial steam supply divides adjusting system, which is characterized in that including feed pump (1), heater
(2), bypass pitch (7), drum (3), evaporator (5), superheater (6) and factory steam service；
Evaporator (5) is located in boiler, and superheater (6) is located in the flue of boiler, and feed pump (1) is tapped to be exported and add
The entrance of hot device (2) and the entrance of bypass pitch (7) are connected, and the outlet of heater (2) and the outlet of bypass pitch (7) pass through
The entrance of pipeline and Guan Houyu drums (3) water side is connected, and the outlet of drum (3) water side is connected with the entrance of evaporator (5),
The outlet of evaporator (5) is connected with the entrance of drum (3) vapour side, the entrance phase of the outlet and superheater (6) of drum (3) vapour side
Connection, the outlet of superheater (6) is connected with factory steam service.
2. the station boiler thermoelectricity according to claim 1 for adapting to industrial steam supply divides adjusting system, which is characterized in that drum
(3) outlet of water side is connected through circulating pump (4) with the entrance of evaporator (5).
3. the station boiler thermoelectricity according to claim 1 for adapting to industrial steam supply divides adjusting system, which is characterized in that evaporator
(5) it is arranged in the pendant superheater in boiler and between boiler setting.
4. the station boiler thermoelectricity according to claim 1 for adapting to industrial steam supply divides adjusting system, which is characterized in that the mistake
Hot device (6) is arranged in the horizontal flue of boiler or in back-end ductwork.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820244775.7U CN207880807U (en) | 2018-02-09 | 2018-02-09 | A kind of station boiler thermoelectricity adapting to industrial steam supply divides adjusting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820244775.7U CN207880807U (en) | 2018-02-09 | 2018-02-09 | A kind of station boiler thermoelectricity adapting to industrial steam supply divides adjusting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207880807U true CN207880807U (en) | 2018-09-18 |
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ID=63498052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820244775.7U Active CN207880807U (en) | 2018-02-09 | 2018-02-09 | A kind of station boiler thermoelectricity adapting to industrial steam supply divides adjusting system |
Country Status (1)
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| CN (1) | CN207880807U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431643A (en) * | 2021-08-04 | 2021-09-24 | 西安热工研究院有限公司 | Low-pressure industrial steam supply system combining condensate system and boiler |
-
2018
- 2018-02-09 CN CN201820244775.7U patent/CN207880807U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431643A (en) * | 2021-08-04 | 2021-09-24 | 西安热工研究院有限公司 | Low-pressure industrial steam supply system combining condensate system and boiler |
| CN113431643B (en) * | 2021-08-04 | 2022-08-02 | 西安热工研究院有限公司 | Low-pressure industrial steam supply system combining condensate system and boiler |
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