CN204495100U - A kind of direct air cooling system - Google Patents
A kind of direct air cooling system Download PDFInfo
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- CN204495100U CN204495100U CN201420866346.5U CN201420866346U CN204495100U CN 204495100 U CN204495100 U CN 204495100U CN 201420866346 U CN201420866346 U CN 201420866346U CN 204495100 U CN204495100 U CN 204495100U
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- air cooling
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- 238000001816 cooling Methods 0.000 title claims abstract description 101
- 239000003245 coal Substances 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 5
- 239000000498 cooling water Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000011426 transformation method Methods 0.000 description 1
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Abstract
The utility model relates to thermal power generating technology field, specifically disclose a kind of direct air cooling system, comprise a vertically disposed main blow-off line, article one, be connected with main blow-off line and horizontally disposed main blow-off line arm, many to be connected with main blow-off line arm and vertically disposed steam distributing pipe road and the air cooling tubes condenser platform that is connected with steam distributing pipe road, air cooling tubes condenser platform comprises multiple row air cooling tubes condenser, multiple row air cooling tubes condenser is connected with many steam distributing pipe road one_to_one corresponding, often row air cooling tubes condenser comprises multiple fan cooling unit, also comprise one to be connected and the inclined tube be obliquely installed with main blow-off line, article one, the newly-increased blow-off line be connected with inclined tube and arranges the newly-increased air cooling tubes condenser be connected with newly-increased blow-off line, newly-increased air cooling tubes condenser comprises multiple fan cooling unit.It is inadequate that the utility model solves direct air cooling system heat-sinking capability of the prior art, and summer, steam turbine cannot completely be sent out, and the problems such as high are crossed in unit coal consumption.
Description
Technical field
The utility model relates to thermal power generating technology field, particularly relates to a kind of direct air cooling system.
Background technology
Direct air cooling system, as the effective water-saving thermal power generating technology of one, is widely used in " three Norths " of the rich coal lack of water of China.The Direct-air-cooling Power Plants ubiquity area of dissipation built up before 2005 is inadequate, and back pressure is high, and coal consumption is high, the problem that summer cannot completely be sent out.At present, precedent for air cooling capacity-increasing transformation is less, only example is also the back pressure reducing system by increasing evaporative condenser, and evaporative condenser needs to consume a large amount of cooling waters, and this and national requirements adopt the water-saving original intention of air cooling to run counter to.
Defect of the prior art mainly comprises following two aspects:
(1) the capacity-increasing transformation method of existing increase evaporative condenser is a kind of type of cooling consuming great lot of water resources, and this and the water-saving policy of national requirements are runed counter to; Meanwhile, owing to consuming a large amount of cooling water, cause its economy lower.
(2) due to evaporative condenser layout can not from former Air-Cooling Island too away from, otherwise piping loss is too large, the joining vapour and will reduce of evaporative condenser.And when evaporative condenser is arranged in Air-Cooling Island side (height of evaporative condenser is about Air-Cooling Island air inlet height 1/3rd), from cooler top, the saturated heat out empty vapour that wets very easily is sucked by the blower fan of former Air-Cooling Island, be equivalent to add the empty stripping temperature of Air-Cooling Island import, cause former Air-Cooling Island heat-sinking capability to weaken.
Utility model content
(1) technical problem that will solve
The purpose of this utility model is to provide a kind of direct air cooling system, and inadequate to overcome direct air cooling system heat-sinking capability of the prior art, summer, steam turbine cannot completely be sent out, and the problems such as high are crossed in unit coal consumption.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of direct air cooling system, comprise a vertically disposed main blow-off line, article one, be connected with described main blow-off line and horizontally disposed main blow-off line arm, many to be connected with described main blow-off line arm and vertically disposed steam distributing pipe road and the air cooling tubes condenser platform that is connected with described steam distributing pipe road, described air cooling tubes condenser platform comprises multiple row air cooling tubes condenser, multiple row air cooling tubes condenser is connected with many steam distributing pipe road one_to_one corresponding, often row air cooling tubes condenser comprises multiple fan cooling unit, also comprise one to be connected and the inclined tube be obliquely installed with described main blow-off line, article one, the newly-increased blow-off line be connected with described inclined tube and arranges the newly-increased air cooling tubes condenser be connected with described newly-increased blow-off line, described newly-increased air cooling tubes condenser comprises multiple fan cooling unit.
Preferably, described newly-increased blow-off line comprises one and is connected and horizontally disposed newly-increased blow-off line arm and a newly-increased steam distributing pipe road be connected with described newly-increased blow-off line arm with described inclined tube.
Preferably, the height of described newly-increased air cooling tubes condenser is identical with the height of described air cooling tubes condenser platform.
Preferably, described newly-increased air cooling tubes condenser and air cooling tubes condenser include five fan cooling units.
(3) beneficial effect
Direct air cooling system of the present utility model can when not consuming cooling water, good distribution exhaust steam flow, the hot blast avoiding newly-increased cooling unit to export is on the impact of former Air-Cooling Island, effective solution direct air cooling system heat-sinking capability is inadequate, summer, steam turbine cannot completely be sent out, unit back pressuce is too high, the problem that unit coal consumption is too high, and there is good economy, simultaneously, there are very large flexibility and versatility, the distribution of exhaust steam flow can be controlled by the angle of branch's inclined tube, thus meet different newly-increased fan cooling unit quantity to the demand of exhaust steam flow.
Accompanying drawing explanation
Fig. 1 is the front view of the direct air cooling system of the utility model embodiment;
Fig. 2 is the top view of the direct air cooling system of the utility model embodiment.
In figure, 11: main blow-off line; 12: main blow-off line arm; 13: steam distributing pipe road; 14: air cooling tubes condenser; 15: fan cooling unit; 16: air cooling tubes condenser platform; 21: inclined tube; 22: newly-increased blow-off line arm; 23: newly-increased steam distributing pipe road; 24: newly-increased air cooling tubes condenser; 25: fan cooling unit.
Detailed description of the invention
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples for illustration of the utility model, but can not be used for limiting scope of the present utility model.
As Fig. 1, shown in 2, the direct air cooling system of the present embodiment comprises: a vertically disposed main blow-off line 11, article one, be connected with main blow-off line 11 and horizontally disposed main blow-off line arm 12, many to be connected with main blow-off line arm 12 and vertically disposed steam distributing pipe road 13 and the air cooling tubes condenser platform 16 that is connected with steam distributing pipe road 13, many steam distributing pipe road 13 is parallel to each other, air cooling tubes condenser platform 16 comprises multiple row air cooling tubes condenser 14, multiple row air cooling tubes condenser 14 is connected with many steam distributing pipe road 13 one_to_one corresponding, often row air cooling tubes condenser 14 comprises multiple fan cooling unit 15, the present embodiment is equivalent to increase by a row direct air cooled condenser in the side of original unit air cooling tubes condenser platform, namely single unit increases by row, concrete described direct air cooling system also comprises: one to be connected with main blow-off line 11 and the newly-increased blow-off line and that the inclined tube 21, be obliquely installed is connected with inclined tube 21 arranges the newly-increased air cooling tubes condenser 24 be connected with described newly-increased blow-off line, increases air cooling tubes condenser 24 newly and comprises multiple fan cooling unit 25.This side at original unit air cooling tubes condenser platform increases by a row direct air cooled condenser, reducing the back pressure of unit, having good economy when not consuming cooling water completely.
Affiliated newly-increased blow-off line comprises: one is connected and horizontally disposed newly-increased blow-off line arm 22 and a newly-increased steam distributing pipe road 23 be connected with newly-increased blow-off line arm 22 with inclined tube 21, namely pick out branch's inclined tube 21 of certain angle from original main blow-off line 11, after suitable height, transfer the newly-increased blow-off line arm 22 of level to.When newly-increased different fan cooling unit quantity needs to disparity items, the distribution of exhaust steam flow is controlled by the angle of adjustment branch inclined tube 21, increase the demand of fan cooling unit quantity to exhaust steam flow newly with satisfied difference, there is very large versatility and flexibility.
The height of newly-increased air cooling tubes condenser 24 is identical with the height of air cooling tubes condenser platform 16 (i.e. Air-Cooling Island).The hot-air newly-increased cooling unit can being avoided to the full extent to export like this is sucked by the blower fan of former Air-Cooling Island, thus avoids unnecessary thermal wind sensor.
The present embodiment is for 300,000 units, and newly-increased air cooling tubes condenser 24 comprises five fan cooling units 25, and air cooling tubes condenser 14 comprises five fan cooling units 15.
Direct air cooling system of the present utility model can when not consuming cooling water, good distribution exhaust steam flow, the hot blast avoiding newly-increased cooling unit to export is on the impact of former Air-Cooling Island, effective solution direct air cooling system heat-sinking capability is inadequate, summer, steam turbine cannot completely be sent out, unit back pressuce is too high, the problem that unit coal consumption is too high, and there is good economy, simultaneously, there are very large flexibility and versatility, the distribution of exhaust steam flow can be controlled by the angle of branch's inclined tube, thus meet different newly-increased fan cooling unit quantity to the demand of exhaust steam flow.
Embodiment of the present utility model provides for the purpose of example and description, and is not exhaustively or by the utility model be limited to disclosed form.Many modifications and variations are apparent for the ordinary skill in the art.Selecting and describing embodiment is in order to principle of the present utility model and practical application are better described, and enables those of ordinary skill in the art understand the utility model thus design the various embodiments with various amendment being suitable for special-purpose.
Claims (4)
1. a direct air cooling system, comprise a vertically disposed main blow-off line, article one, be connected with described main blow-off line and horizontally disposed main blow-off line arm, many to be connected with described main blow-off line arm and vertically disposed steam distributing pipe road and the air cooling tubes condenser platform that is connected with described steam distributing pipe road, described air cooling tubes condenser platform comprises multiple row air cooling tubes condenser, multiple row air cooling tubes condenser is connected with many steam distributing pipe road one_to_one corresponding, often row air cooling tubes condenser comprises multiple fan cooling unit, it is characterized in that, also comprise one to be connected and the inclined tube be obliquely installed with described main blow-off line, article one, the newly-increased blow-off line be connected with described inclined tube and arranges the newly-increased air cooling tubes condenser be connected with described newly-increased blow-off line, described newly-increased air cooling tubes condenser comprises multiple fan cooling unit.
2. direct air cooling system according to claim 1, it is characterized in that, described newly-increased blow-off line comprises one and is connected and horizontally disposed newly-increased blow-off line arm and a newly-increased steam distributing pipe road be connected with described newly-increased blow-off line arm with described inclined tube.
3. direct air cooling system according to claim 2, is characterized in that, the height of described newly-increased air cooling tubes condenser is identical with the height of described air cooling tubes condenser platform.
4. according to the direct air cooling system in claim 1-3 described in any one, it is characterized in that, described newly-increased air cooling tubes condenser and air cooling tubes condenser include five fan cooling units.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420866346.5U CN204495100U (en) | 2014-12-31 | 2014-12-31 | A kind of direct air cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420866346.5U CN204495100U (en) | 2014-12-31 | 2014-12-31 | A kind of direct air cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204495100U true CN204495100U (en) | 2015-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420866346.5U Expired - Fee Related CN204495100U (en) | 2014-12-31 | 2014-12-31 | A kind of direct air cooling system |
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| Country | Link |
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| CN (1) | CN204495100U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105953490A (en) * | 2016-04-26 | 2016-09-21 | 哈尔滨工业大学 | Networking air cooling system |
| CN109196298A (en) * | 2016-05-25 | 2019-01-11 | Spx空气冷却技术比利时公司 | Air setting device and method |
-
2014
- 2014-12-31 CN CN201420866346.5U patent/CN204495100U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105953490A (en) * | 2016-04-26 | 2016-09-21 | 哈尔滨工业大学 | Networking air cooling system |
| CN109196298A (en) * | 2016-05-25 | 2019-01-11 | Spx空气冷却技术比利时公司 | Air setting device and method |
| CN109196298B (en) * | 2016-05-25 | 2020-11-27 | Spg空气冷却比利时公司 | Air condensing apparatus and method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20201215 Granted publication date: 20150722 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20231215 Granted publication date: 20150722 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 |