CN208168474U - A kind of compact tiny structure coal yard high-efficiency environment friendly coal-burning power plant structure - Google Patents
A kind of compact tiny structure coal yard high-efficiency environment friendly coal-burning power plant structure Download PDFInfo
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- CN208168474U CN208168474U CN201820539550.4U CN201820539550U CN208168474U CN 208168474 U CN208168474 U CN 208168474U CN 201820539550 U CN201820539550 U CN 201820539550U CN 208168474 U CN208168474 U CN 208168474U
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- 239000003245 coal Substances 0.000 title claims abstract description 93
- 238000010276 construction Methods 0.000 claims abstract description 10
- 238000005192 partition Methods 0.000 claims abstract description 6
- 239000000428 dust Substances 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 3
- 238000006386 neutralization reaction Methods 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 3
- 239000010883 coal ash Substances 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 abstract 1
- 239000002956 ash Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000004323 axial length Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model relates to coal-burning power plant's layout structure technical fields, and in particular to a kind of compact tiny structure coal yard high-efficiency environment friendly coal-burning power plant structure.A kind of compact tiny structure coal yard high-efficiency environment friendly coal-burning power plant, before the stokehold system is arranged in boiler, main building is arranged in region between two furnaces, the aperture on the junction partition wall of primary air fan room and coal yard, bunker bay and grey library, coal yard, bunker bay and grey library maintain micro-vacuum state in fan operation, raw coal bucket bottom in the bunker bay, which is equipped with, unloads coal pipeline, and the coal pipeline that unloads is connected to coal yard obliquely.Its advantage is that：Noise can be greatly reduced by primary air fan being arranged in closed fan house, tiny structure design can reduce coal ash, the sulfurous gas pollution on the environment generated in coal yard, bunker bay and grey library production process, good environmental protection, occupied area can be reduced using compact arrangement, power plant's construction cost is saved, productivity effect is improved.
Description
Technical field
The utility model relates to coal-burning power plant's layout structure technical fields, and in particular to a kind of compact tiny structure coal yard is high
Imitate environmentally friendly coal-burning power plant structure.
Background technique
Existing conventional thermal power plant main building generally takes three column to arrange：Steam turbine generator+deaerator bay+bunker bay.In this way
Coal-burning power plant's Integral design for building layout footprint it is big, and not scientific and reasonable enough the existing coal yard of plant area's structural planning
It is all outdoor Open architecture, coal ash handling transport, can cause certain pollution to environment in storing process.
In recent years, although domestic each new power plant construction has all carried out design optimization, side coal bunker arrangement is chosen, main building is condensed to two
Column：Turbine generator+deaerator bay, bunker bay is arranged between two furnaces, technically feasible, economically achieves certain success, but still
So there are some problems, coal yard fugitive dust, sulfurous gas can cause environmental pollution.
The utility model be on this basis, in conjunction with the experience of inventor and power plant's field practice of many years, the one of proposition
The completely new power plant's layout design of kind solves insufficient present on existing coal-burning power plant's layout structure.
Summary of the invention
The utility model aim is to provide a kind of reduction thermal power plant arrangement occupied area, raising power plant efficiency, maximum journey
It is coal-fired to spend the compact tiny structure coal yard high-efficiency environment friendly that ground reduces coal, ash is loaded and unloaded, transports, polluted the environment in storing process
Power plant station structure.
The utility model is accomplished by the following way：
A kind of compact tiny structure coal yard high-efficiency environment friendly coal-burning power plant structure, it is characterised in that：
Before the stokehold system is arranged in boiler, main building is arranged in region between two furnaces, arranges transformation after the main building
Device arranges chimney after the transformer.
The stokehold system includes that coal yard, bunker bay, grey library and primary air fan room, coal yard are equipped with sealing structure.Institute
It states coal yard to connect with bunker bay, grey library and fan house respectively, the ash warehouse compartment is in coal yard rear middle position, the ash library
One fan house is each side set, and the fan house other side connects bunker bay, the coal yard, bunker bay, grey library and blower
Room is closed structure, is had on coal yard and the junction partition wall of fan house, bunker bay and fan house and grey library and fan house
Aperture, coal yard, bunker bay and grey library maintain micro-vacuum state in fan operation.
Raw coal bucket bottom in the bunker bay, which is equipped with, unloads coal pipeline, and the coal pipeline that unloads is connected to coal yard obliquely,
The coal pipeline that unloads is equipped with regulating gate.
The boiler system includes boiler, rear vertical shaft, denitrification apparatus.
The main building tail portion is disposed with main condenser, after steam-driven induced draft fan is arranged in electric precipitation.
Further, perpendicular lifting apparatus is equipped in the coal yard and at bunker bay connecting wall.
Further, two primary air fans are disposed in the fan house.
Further, the high position on the steel construction of boiler is disposed with high pressure（Or super-pressure）Cylinder.
Further, the chimney is equipped with cable fixer.
The advantages of compact tiny structure coal yard high-efficiency environment friendly coal-burning power plant's arragement construction provided by the utility model is：
1. primary air fan is arranged in independent fan house, fan house uses enclosed construction, reduces noise pollution, can drop
80% or more low conventional boiler blower region noise.
2. the coal yard of Curve guide impeller, bunker bay and Hui Ku, using enclosed construction, coal yard, bunker bay, grey library with
There is aperture on connection partition wall between fan house, work by the indoor primary air fan of blower, between coal yard, bunker bay, grey library
Equal spaces form micro-vacuum state, farthest reduce power plant's dust, the pollution that harmful gases diffusion is formed into air.
3. the gas for generating coal yard dust and spontaneous combustion can be sent directly into boiler by primary air fan by tiny structure
Burning improves economy of power plant benefit.
4. the coal-burning power plant of the design uses compact arrangement, reduce the main building of boiler system front end, by main building
It is arranged between two furnaces, makes full use of region between two furnaces, arrange the equipment of power plant more compact, while coal yard can be according to specific
Geographical location and coal supply strategy and suggestion are arranged close to unloading coal system, rationally utilize land resource, reduce land seizure area.
5. in order to shorten entire turbonator shafting length in main building, by turbine high-pressure（Or super-pressure）Cylinder arrangement
In a high position for boiler steel structure, to be consistent the depth direction size of main building axial length and boiler system, reach
To the purpose of compact Layout, while vertically and horizontally, both direction reduces main steam line length, and investment reduction is with ten million
Meter.
6. steam-driven induced draft fan is arranged in boiler system tail portion, convenient to connect with main condenser, steam-driven induced draft fan steam discharge can be with
Enter main condenser via relatively short distance, improves fan efficiency.
7. raw coal bucket of the design in bunker bay be additionally arranged at the bottom of it is inclined unload coal pipeline, directly connect with coal yard,
By regulating gate, when raw coal bucket needs to overhaul or break down, remaining raw coal can be passed through in raw coal bucket
Regulating gate directly returns in coal yard via coal pipeline is unloaded, and overhauls emptying demand to meet, saves manpower, time, improves inspection
Repair efficiency.
8. the transformer outlet of main building tail portion can be picked out by the cable fixer set up on chimney outer wall, both may be used in this way
The cost for building transmission tower is saved, and cable outlet height can be adjusted as needed.
Detailed description of the invention
Fig. 1 is coal-burning power plant's layout planar structure schematic diagram of the utility model；
Fig. 2 is the boiler and casthouse equipment arrangement vertical structure schematic diagram of the utility model；
Fig. 3 is the casthouse equipment plane of arrangement structural schematic diagram of the utility model.
Specific embodiment
In order to enable juror to be further understood that the purpose, feature and function of the utility model, below in conjunction with
The present invention will be further described for attached drawing：
It please refers to shown in Fig. 1-3, is the structural schematic diagram for the utility model, the utility model is that a kind of compact is micro- negative
Press coal yard high-efficiency environment friendly coal-burning power plant structure, stokehold system 10, boiler 6, main building 7 etc., it is characterised in that：
Before the stokehold system 10 is arranged in boiler 6, main building 7 is arranged in region between two furnaces, is arranged after the main building 7
Transformer 8 arranges chimney 9 after the transformer 8.
The stokehold system 10 includes coal yard 1, bunker bay 2, grey library 3 and fan house 4, is equipped at the top of coal yard 1 closed
Structure, the coal yard 1 are connect with bunker bay 2, grey library 3 and fan house 4 respectively, and the ash library 3 is located among 1 rear of coal yard
Position, the ash library 3 each side be arrangeds one fan house 4,4 other side of fan house connection bunker bay 2, the coal yard 1,
Bunker bay 2, grey library 3 and fan house 4 are closed structure, in coal yard 1 and fan house 4, bunker bay 2 and fan house 4 and ash
There is out airflow hole 5 on the connection partition wall of library 3 and fan house 4, coal yard 1, bunker bay 2 and grey library 3 are maintained in fan operation
Micro-vacuum state.
21 bottom of raw coal bucket in the bunker bay 2, which is equipped with, unloads coal pipeline 22, and the coal pipeline 22 that unloads is connected to obliquely
Coal yard 1, the coal pipeline 22 that unloads is equipped with regulating gate 23.
2 rear end of the bunker bay connection arrangement boiler 6, the boiler 6 includes burner hearth 61, rear vertical shaft 62, denitrification apparatus 63
With electrical dust collector device 64.
Main condenser 75 is arranged in 7 tail portion of main building, after steam-driven induced draft fan 76 is arranged in electrical dust collector device 64.
Further, perpendicular lifting apparatus 13 is equipped in the coal yard 1 and at 2 connecting wall of bunker bay.
Further, two primary air fans 41 are disposed in the fan house 4.
Further, the high position on the steel construction of boiler 6 be disposed with high pressure cylinder 72, ultra-high pressure cylinder 71,.
Further, the main building 7 operates layer arrangement and has（It is high）, intermediate pressure cylinder and low pressure (LP) cylinder.
Further, the chimney 9 is equipped with cable fixer 91.
Specific embodiment：
It arranges coal-burning power plant's workshop region, first primary air fan is arranged in the fan house 4 of closed structure, in fan house
4 left and right sides arrangement bunker bays 2 and grey library 3,4 front end of fan house build the coal yard 1 of strip, pass through the air-flow on partition wall
Hole 5, the primary air fan in fan house 4 make coal yard 1, bunker bay 2 and grey library 3 form micro-vacuum state, ash when work
Dust, coal ash, sulfurous gas all can be sent into boiler 6 by primary air fan 41 and be fired in library 3, in bunker bay 2 and coal yard 1
It burns.
Coal pipeline 22 and regulating gate 23 are unloaded equipped with what is tilted down in 21 bottom of raw coal bucket in bunker bay 2, unload coal pipeline
22 are directly connected to coal yard 1, when raw coal bucket needs to overhaul or break down, regulating gate are opened, in raw coal bucket
Remaining raw coal can quickly pass through gate, directly drop back into coal yard via coal pipeline is unloaded, after emptying to raw coal, just
It can meet maintenance requirement with operation, improve production efficiency.
Bunker bay 2 is arranged in the outside of fan house 4, can be directly connected to boiler 61, shortens pipeline distance.
Main building 7 is set in the region of the centre of two boiler systems 6, makes full use of space, while in order to preferably realize
The existing high pressure cylinder 72 being arranged in main building 7 and ultra-high pressure cylinder 71 are mounted on the supporting steel knot of boiler 61 by compact arrangement
On structure, arranged using a high position, while intermediate pressure cylinder and low pressure (LP) cylinder being arranged in 7 bottom run layer of main building, cloth in this way
It sets and shortens entire turbonator shafting length, the depth direction ruler of 7 axial length of main building and boiler system 6 in main building 7
It is very little to reach consistent.
Since the rear that main condenser 75 is arranged in main building 7 facilitates vapour after steam-driven induced draft fan 76 is arranged in electric precipitation 64
Dynamic air-introduced machine 76 is connect with main condenser 75, and steam-driven induced draft fan steam discharge can enter main condenser via relatively short distance, improve
Fan efficiency.High pressure cylinder 71, the super-pressure 72 of high position arrangement, substantially reduce main steam line length, save pipeline throwing
Money.
The output cable of transformer 8 is directly connected with the cable fixer 91 set up on 9 outer wall of chimney, without in addition
Transmission tower is set up, the cost of construction can be saved, while it is high can also to adjust outlet of the cable on chimney according to different needs
Degree.
Closed structure described in the utility model is not 100% sealing, and part is equipped with aperture as needed.
Certainly, the above is only the preferred embodiment of the utility model, and the scope of application of the utility model is not limited with this,
Therefore it is all made in the utility model principle it is equivalent change should be included in the protection scope of the utility model.
Claims (6)
1. a kind of compact tiny structure coal yard high-efficiency environment friendly coal-burning power plant structure, including stokehold system（10）, boiler system（6）,
Main building（7）Deng, it is characterised in that：
The stokehold system（10）It is arranged in boiler system（6）Before, in two boiler systems（6）Main building is arranged in intermediate region（7）,
The main building（7）After arrange transformer（8）, the transformer（8）After arrange chimney（9）,
The stokehold system（10）Including coal yard（1）, bunker bay（2）, grey library（3）And fan house（4）, coal yard（1）It is equipped with
Sealing structure, the coal yard（1）Respectively with bunker bay（2）, grey library（3）And fan house（4）Connection, the ash library（3）It is located at
Coal yard（1）Rear middle position, the ash library（3）One fan house is each side set（4）, fan house（4）The other side
Connect bunker bay（2）, the coal yard（1）, bunker bay（2）, grey library（3）And fan house（4）It is sealed construction, in coal storage
?（1）With fan house（4）, bunker bay（2）With fan house（4）With grey library（3）With fan house（4）Partition wall on open airflow hole
（5）, coal yard（1）, bunker bay（2）With grey library（3）In fan house（4）Micro-vacuum state is maintained when operation,
The bunker bay（2）Interior raw coal bucket（21）Bottom is equipped with and unloads coal pipeline（22）, described to unload coal pipeline（22）Connect obliquely
It is connected to coal yard（1）, described to unload coal pipeline（22）It is equipped with regulating gate（23）,
The bunker bay（2）Boiler system is arranged in rear end（6）, the boiler system（6）Including boiler（61）, rear vertical shaft（62）,
Denitrification apparatus（63）And electrical dust collector device（64）,
The main building（7）Main condenser is arranged in end（75）, steam-driven induced draft fan（76）It is arranged in electrical dust collector device（64）Afterwards.
2. compact tiny structure coal yard high-efficiency environment friendly according to claim 1 coal-burning power plant structure, it is characterised in that：It is described
Coal yard（1）Interior and bunker bay（2）Perpendicular lifting apparatus is equipped at connecting wall（13）.
3. compact tiny structure coal yard high-efficiency environment friendly according to claim 1 coal-burning power plant structure, it is characterised in that：It is described
Fan house（4）Inside it is disposed with two primary air fans（41）.
4. compact tiny structure coal yard high-efficiency environment friendly according to claim 1 coal-burning power plant structure, it is characterised in that：It is described
In boiler（61）Steel construction on a high position be disposed with high pressure cylinder（72）Or ultra-high pressure cylinder（71）.
5. compact tiny structure coal yard high-efficiency environment friendly according to claim 1 coal-burning power plant structure, it is characterised in that：It is described
Main building（7）Operating layer arrangement has high, neutralization low pressure (LP) cylinder.
6. compact tiny structure coal yard high-efficiency environment friendly according to claim 1 coal-burning power plant structure, it is characterised in that：It is described
Chimney（9）It is equipped with cable fixer（91）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820539550.4U CN208168474U (en) | 2018-04-17 | 2018-04-17 | A kind of compact tiny structure coal yard high-efficiency environment friendly coal-burning power plant structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820539550.4U CN208168474U (en) | 2018-04-17 | 2018-04-17 | A kind of compact tiny structure coal yard high-efficiency environment friendly coal-burning power plant structure |
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| CN208168474U true CN208168474U (en) | 2018-11-30 |
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| CN201820539550.4U Withdrawn - After Issue CN208168474U (en) | 2018-04-17 | 2018-04-17 | A kind of compact tiny structure coal yard high-efficiency environment friendly coal-burning power plant structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108487707A (en) * | 2018-04-17 | 2018-09-04 | 华能国际电力股份有限公司海门电厂 | A kind of compact tiny structure coal yard high-efficiency environment friendly coal-burning power plant structure |
| CN115178376A (en) * | 2022-06-06 | 2022-10-14 | 华能国际电力股份有限公司大连电厂 | Compact type micro negative pressure coal yard high-efficiency environment-friendly coal-fired power plant structure |
-
2018
- 2018-04-17 CN CN201820539550.4U patent/CN208168474U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108487707A (en) * | 2018-04-17 | 2018-09-04 | 华能国际电力股份有限公司海门电厂 | A kind of compact tiny structure coal yard high-efficiency environment friendly coal-burning power plant structure |
| CN108487707B (en) * | 2018-04-17 | 2024-05-31 | 华能国际电力股份有限公司海门电厂 | Efficient environment-friendly coal-fired power plant structure for compact micro-negative pressure coal yard |
| CN115178376A (en) * | 2022-06-06 | 2022-10-14 | 华能国际电力股份有限公司大连电厂 | Compact type micro negative pressure coal yard high-efficiency environment-friendly coal-fired power plant structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231102 Address after: 5132 Huaneng Haimen Power Plant, Hongdong village, Haimen town, Chaoyang District, Shantou City, Guangdong Province Patentee after: Haimen Power Plant of Huaneng (Guangdong) Energy Development Co.,Ltd. Address before: 5132 Huaneng Haimen Power Plant, Hongdong village, Haimen town, Chaoyang District, Shantou City, Guangdong Province Patentee before: Huaneng Power International,Inc. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20181130 Effective date of abandoning: 20240531 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20181130 Effective date of abandoning: 20240531 |