CN205178848U - Change of current valve is heat preservation system for cooling module - Google Patents
Change of current valve is heat preservation system for cooling module Download PDFInfo
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- CN205178848U CN205178848U CN201520884275.6U CN201520884275U CN205178848U CN 205178848 U CN205178848 U CN 205178848U CN 201520884275 U CN201520884275 U CN 201520884275U CN 205178848 U CN205178848 U CN 205178848U
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- Prior art keywords
- canopy
- wall
- heat
- antifreeze
- aerial cooler
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- 238000001816 cooling Methods 0.000 title claims abstract description 60
- 238000004321 preservation Methods 0.000 title claims abstract description 6
- 238000009413 insulation Methods 0.000 claims abstract description 20
- 230000002528 anti-freeze Effects 0.000 claims description 42
- 229910000831 Steel Inorganic materials 0.000 claims description 34
- 239000010959 steel Substances 0.000 claims description 34
- 238000005096 rolling process Methods 0.000 claims description 21
- 238000012423 maintenance Methods 0.000 claims description 13
- 238000007689 inspection Methods 0.000 claims description 12
- 239000002131 composite material Substances 0.000 claims description 9
- 241000282326 Felis catus Species 0.000 claims description 7
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 7
- 239000011449 brick Substances 0.000 claims description 7
- 239000008397 galvanized steel Substances 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000011435 rock Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 10
- 238000007710 freezing Methods 0.000 abstract description 5
- 230000008014 freezing Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 230000000712 assembly Effects 0.000 abstract 3
- 238000000429 assembly Methods 0.000 abstract 3
- 238000010438 heat treatment Methods 0.000 abstract 2
- 239000004576 sand Substances 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 8
- 239000000428 dust Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010992 reflux Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000003566 sealing material Substances 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
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- Building Environments (AREA)
Abstract
The utility model provides a change of current valve is heat preservation system for cooling module, the system sets up in frostproofing canopy with heat exchange assemblies and heat exchange assemblies at the outside frostproofing canopy of change of current valve cooling module including setting up, heat exchange assemblies includes interconnect's air cooler and cooling tower. The method of highly obtaining is calculated not the outdoor thermal -insulation shed's of co -altitude air backflow and is rateed and construction cost, and drawing air backflow is rateed and construction cost's curve. The utility model provides a system both can prevent heated air circulation, can be used for also preventing that indirect heating equipment and pipeline from freezing in winter, prevented simultaneously that the sand blown by the wind from bloing in impact systems's among the indirect heating equipment normal operating, satisfy the designing requirement strong change of current valve is heat preservation system for cooling module of economical and practical type simultaneously, and then guaranteed change of current valve cooling module safe and reliable's operation.
Description
Technical field
The utility model relates to converter valve cooling package field of thermal insulation, is specifically related to a kind of converter valve cooling package heat-insulation system.
Background technology
The main pyrotoxin of direct-current transmission converter valve is thyristor, damping resistance and reactor, and the general Closed Cycle water cooled components that adopts cools, and is characterized in being transferred heat in environment by heat exchanger going.Water-cooling system is divided into inner cold system and external condensation system, and general outer cold employing aerial cooler adds the type of cooling of closed cooling tower tandem compound.During summer high temperature, converter valve high-temperature water out after aerial cooler cooling, then enters closed cooling tower and carries out secondary cooling, and under meeting thermal extremes, converter valve is to the requirement of supply water temperature.
NORTHWEST CHINA area winter temperature is lower, and the ducted cooling water of Converter Station Valve cooling package external air cooling system is very easily icing, causes external air cooling system valve seepage, pipeline breaking, and DC transmission system will be caused time serious to stop transport for a long time.And under the mal-condition of extreme severe cold, the heat exchange area that cooler is larger increases the possibility freezed, and brings greater risk to the reliability service of valve cooling system.For avoiding valve cooling system fault stoppage in transit or interruption maintenance in the winter time, freeze in outdoor heat exchange equipment and yard piping inside, need arrange outdoor insulation construction (being called for short antifreeze canopy), it is inner that outdoor heat exchange equipment (aerial cooler and closed cooling tower) is installed on antifreeze canopy.During valve cold operation, antifreeze canopy air inlet/outlet place electric rolling door is in open mode; In the winter time valve cold fault stop transport or interruption maintenance during electric rolling door be in closed condition, inside arranges warm-air drier and heats, and prevents equipment from freezing.
At present, China has had devised insulation construction in the outer cooling package of current conversion station, and is designed with engineering project, but it has occurred hot air circulation in the course of the work, causes the heat exchange efficiency of aerial cooler to decline.
Utility model content
In view of this, a kind of converter valve cooling package heat-insulation system that the utility model provides, this system both can prevent hot air circulation, also can be used for preventing heat transmission equipment and pipeline from freezing in the winter time, prevented dust storm to be blown into the normal operation of influential system in heat transmission equipment simultaneously; Meet design requirement the converter valve cooling package heat-insulation system that economical and practical type is strong simultaneously, and then ensure that the operation that converter valve cooling package is safe and reliable.
The purpose of this utility model is achieved through the following technical solutions:
A kind of converter valve cooling package heat-insulation system, described system comprises the antifreeze canopy and heat-exchanging component that are arranged on described converter valve cooling package outside;
Described heat-exchanging component is arranged in described antifreeze canopy;
Described heat-exchanging component comprises interconnective aerial cooler and cooling tower;
Described cooling tower is closed cooling tower, and the quantity of described closed cooling tower is 2 to 4, and the quantity of described aerial cooler is 5 to 12;
Described closed cooling tower is connected with described aerial cooler combination in any.
Preferably, described antifreeze canopy comprises rectangular support steelframe, is arranged on the canopy wall between described supporting steel frame and is arranged on the ceiling at described supporting steel frame top;
The body of wall of described canopy wall is Double-layer profiled steel sheet composite thermal-insulating wall;
The body of wall that described supporting steel frame covers is individual layer profiled sheet composite thermal-insulating wall;
Multiple galvanized steel electric rolling door is provided with in the body of wall bottom of the described canopy wall near ground; The inside of described galvanized steel electric rolling door is coated with heat preservation rock.
Preferably, the bottom being positioned at the described supporting steel frame at the corner place of described canopy wall is respectively equipped with H profile steel column, and the bottom being positioned at the described supporting steel frame at the non-corner place of described canopy wall is equipped with plinth brick; Described H profile steel column and described plinth brick all fixedly mount on the ground;
Described canopy wall is vertically provided with the maintenance cat ladder being communicated with ground and described ceiling, and described maintenance cat ladder is provided with security protection cage;
Drainage channel is provided with outside described antifreeze canopy.
Preferably, described ceiling is Double-layer profiled steel sheet composite heat-insulation roof, and the center of described ceiling is provided with along its level to the roofing maintenance pavement arranged;
Described ceiling is provided with roofing stainless steel rolling screen door;
Gutter eaves is respectively equipped with near the two ends of the described ceiling of described canopy wall.
Preferably, the position of interior, the close described canopy wall of described antifreeze canopy is provided with the outer rim support column of multiple vertical placement;
The two ends of described outer rim support column connect described ceiling and ground respectively, between described outer rim support column and near described ground position on be equipped with inspection platform;
Described aerial cooler is arranged on described inspection platform.
Preferably, described inspection platform surrounding is provided with detachable wall, and the metope of described detachable wall is profiled sheet metope;
Described aerial cooler is arranged in described profiled sheet metope.
Preferably, the bottom surface bottom described heat-exchanging component is higher than the ground outside described antifreeze canopy.
As can be seen from above-mentioned technical scheme, the utility model provides a kind of converter valve cooling package heat-insulation system, and system comprises the antifreeze canopy and heat-exchanging component that are arranged on converter valve cooling package outside and heat-exchanging component is arranged in antifreeze canopy; Heat-exchanging component comprises interconnective aerial cooler and cooling tower.Height acquisition methods calculates air return rate and the construction cost of the outdoor roof insulating of differing heights; And draw the curve chart of air return rate and construction cost.The system that the utility model proposes both can prevent hot air circulation, also can be used for preventing heat transmission equipment and pipeline from freezing in the winter time, prevented dust storm to be blown into the normal operation of influential system in heat transmission equipment simultaneously; Meet design requirement the converter valve cooling package heat-insulation system that economical and practical type is strong simultaneously, and then ensure that the operation that converter valve cooling package is safe and reliable.
With immediate prior art ratio, the technical scheme that the utility model provides has following excellent effect:
1, in technical scheme provided by the utility model, system comprises the antifreeze canopy and heat-exchanging component that are arranged on converter valve cooling package outside and heat-exchanging component is arranged in antifreeze canopy; Heat-exchanging component comprises interconnective aerial cooler and cooling tower.Both can prevent hot air circulation, and also can be used for preventing heat transmission equipment and pipeline from freezing in the winter time, and prevent dust storm to be blown into the normal operation of influential system in heat transmission equipment simultaneously.
2, technical scheme provided by the utility model, aerial cooler and closed cooling tower and antifreeze canopy adopt integrated design, as a whole in outward appearance, both save floor space, and do not affect use again; Decrease the construction cost of system.
3, technical scheme provided by the utility model, increases the profiled sheet metope of certain altitude by aerial cooler surrounding, reduce the hot air circulation of aerial cooler, improve the heat transfer effect of aerial cooler under summer high-temperature.
4, technical scheme provided by the utility model, only there are antifreeze canopy and aerial cooler steel structure column in aerial cooler air intake place, and incoming air area substantially equals aerial cooler plane and amasss, and can not affect aerial cooler air intake because adding antifreeze canopy; Improve systematic difference reliability.
5, technical scheme provided by the utility model, the mattess entirety immediately below aerial cooler exceeds grade, prevents dust storm from entering aerial cooler; Improve the operation stability of system.
6, technical scheme provided by the utility model, what increase rolling screen door is bumped into the degree of depth, strengthens rolling screen door guide rail intensity and constant intensity thereof, adopts silica gel sealing material, reduces the span of single rolling screen door, eliminate abnormal sound.
7, the technical scheme that provides of the utility model, is widely used, has significant Social benefit and economic benefit.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of converter valve cooling package heat-insulation system of the present utility model;
Fig. 2 is the structural representation of the antifreeze canopy of heat-insulation system of the present utility model;
Fig. 3 is the structural representation of the inspection platform in the antifreeze canopy of heat-insulation system of the present utility model;
Fig. 4 is the air return rate diagram under different the ratio of width to height of a kind of converter valve cooling package heat-insulation system of the present utility model;
Fig. 5 is that cost under the different aspect ratios in embody rule example of the present utility model and reflux ratio are write music line chart.
Wherein, the antifreeze canopy of 1-; 2-heat-exchanging component; 3-aerial cooler; 4-cooling tower; 401-rectangular support steelframe; 402-canopy wall; 403-ceiling; 5-galvanized steel electric rolling door; 6-H shaped steel column; 7-plinth brick; 8-overhauls cat ladder; 9-roofing maintenance pavement; 10-stainless steel rolling screen door; 11-gutter eaves; 12-outer rim support column; 13-inspection platform; 14-detachable wall.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on embodiment of the present utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, the utility model provides a kind of converter valve cooling package heat-insulation system, and system comprises the antifreeze canopy 1 and heat-exchanging component 2 that are arranged on converter valve cooling package outside;
Heat-exchanging component 2 is arranged in antifreeze canopy 1;
Heat-exchanging component 2 comprises interconnective aerial cooler 3 and cooling tower 4.
As shown in Figure 2, antifreeze canopy 1 comprises rectangular support steelframe 401, is arranged on the canopy wall 402 between supporting steel frame and is arranged on the ceiling 403 at supporting steel frame top;
The body of wall of canopy wall 402 is Double-layer profiled steel sheet composite thermal-insulating wall;
The body of wall that supporting steel frame covers is individual layer profiled sheet composite thermal-insulating wall;
Multiple galvanized steel electric rolling door 5 is provided with in the body of wall bottom of the canopy wall 402 near ground; The inside of galvanized steel electric rolling door 5 is coated with heat preservation rock.
Wherein, the bottom being positioned at the supporting steel frame at the corner place of canopy wall 402 is respectively equipped with H profile steel column 6, and the bottom being positioned at the supporting steel frame at the non-corner place of canopy wall 402 is equipped with plinth brick 7; H profile steel column 6 and plinth brick 7 all fixedly mount on the ground;
Canopy wall 402 is vertically provided with the maintenance cat ladder 8 being communicated with ground and ceiling 403, and maintenance cat ladder 8 is provided with security protection cage;
Drainage channel is provided with outside antifreeze canopy 1.
What increase rolling screen door is bumped into the degree of depth, strengthens rolling screen door guide rail intensity and constant intensity thereof, adopts silica gel sealing material, reduces the span of single rolling screen door, eliminate abnormal sound.
Wherein, ceiling 403 is Double-layer profiled steel sheet composite heat-insulation roof, and the center of ceiling 403 is provided with along its level to the roofing maintenance pavement 9 arranged;
Ceiling 403 is provided with roofing stainless steel rolling screen door 10;
Gutter eaves 11 is respectively equipped with near the two ends of the ceiling 403 of canopy wall 402.
As shown in Figure 3, the position of interior, the close canopy wall 402 of antifreeze canopy 1 is provided with the outer rim support column 12 of multiple vertical placement;
The two ends of outer rim support column 12 connect ceiling 403 and ground respectively, between outer rim support column 12 and near ground position on be equipped with inspection platform 13;
Aerial cooler 3 is arranged on inspection platform 13.
Wherein, inspection platform 13 surrounding is provided with detachable wall 14, and the metope of detachable wall 14 is profiled sheet metope;
Aerial cooler 3 is arranged in profiled sheet metope.
Wherein, cooling tower 4 is closed cooling tower 4, and the quantity of closed cooling tower 4 is 2 to 4, and the quantity of aerial cooler 3 is 5 to 12;
Closed cooling tower 4 is connected with aerial cooler 3 combination in any; Bottom surface bottom heat-exchanging component 2 is higher than the ground outside antifreeze canopy 1.
Air return rate under different aspect ratios as shown in Figure 4; As can be seen from Figure 4, reflux ratio reduces with the increase of antifreeze canopy 1 height, illustrates that the effect preventing air return is become better and better.Along with the continuous increase of antifreeze canopy 1 height, the reflux ratio of air is constantly tending towards 0, and therefore after antifreeze canopy 1 is built into a certain height, it prevents the effect of hot air circulation from tending towards stability.Because antifreeze canopy 1 is steel structure member, build higher spent cost larger, between construction cost and building height, also have certain relation curve.Therefore need to find a balance point between, both met design requirement, and also can meet cost requirement, as shown in Figure 5.
After the antifreeze canopy 1 of increase, the air-out maximum temperature position of aerial cooler 3 is enhanced, even if there is the hot-air of small part again to be sucked aerial cooler 3, in flow process, its temperature is also in continuous reduction, during arrival aerial cooler 3 entrance, its temperature is suitable with ambient temperature, therefore, it is possible to well prevent hot air circulation.
Aerial cooler 3 and antifreeze canopy 1 adopt integrated design, and as a whole in outward appearance, aerial cooler 3 steel construction separates with antifreeze canopy 1 steel construction is stressed, is independent of each other.Add aerial cooler 3 air intake height, only there are antifreeze canopy 1 and aerial cooler 3 steel structure column in air intake place simultaneously, and incoming air area substantially equals aerial cooler 3 plane and amasss.
Mattess entirety immediately below aerial cooler 3 exceeds grade, prevents dust storm from entering immediately below aerial cooler 3.
Roof motor is the little horizontal that takes up room, and reduces the absolute altitude of corresponding roofing catwalk, the completely not outstanding top in inspection platform 13 and aisle.
Aerial cooler 3 outer rim support column 12 designs in outermost, and as the main support of antifreeze canopy 1, for avoiding cooling tower 4 coil pipe to freeze in the winter time, cooling tower 4 is placed in antifreeze canopy 1.
Aerial cooler 3 access path hinders without column, and maintenance stair easily realize, whole outer cold formation one, and monnolithic case is attractive in appearance, and color steel is directly installed on outer rim support column 12, and bottom rolling screen door is arranged on outside column, and after rolling screen door is closed, column is in inner side; Antifreeze canopy 1 put into by cooling tower 4.
Above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; although be described in detail the utility model with reference to above-described embodiment; those of ordinary skill in the field still can modify to embodiment of the present utility model or equivalent replacement; and these do not depart from any amendment of the utility model spirit and scope or equivalent replacement, it is all being applied within the claims of the present utility model awaited the reply.
Claims (7)
1. a converter valve cooling package heat-insulation system, is characterized in that, described system comprises the antifreeze canopy and heat-exchanging component that are arranged on described converter valve cooling package outside;
Described heat-exchanging component is arranged in described antifreeze canopy;
Described heat-exchanging component comprises interconnective aerial cooler and cooling tower;
Described cooling tower is closed cooling tower, and the quantity of described closed cooling tower is 2 to 4, and the quantity of described aerial cooler is 5 to 12;
Described closed cooling tower is connected with described aerial cooler combination in any.
2. the system as claimed in claim 1, is characterized in that, described antifreeze canopy comprises rectangular support steelframe, be arranged on the canopy wall between described supporting steel frame and be arranged on the ceiling at described supporting steel frame top;
The body of wall of described canopy wall is Double-layer profiled steel sheet composite thermal-insulating wall;
The body of wall that described supporting steel frame covers is individual layer profiled sheet composite thermal-insulating wall;
Multiple galvanized steel electric rolling door is provided with in the body of wall bottom of the described canopy wall near ground; The inside of described galvanized steel electric rolling door is coated with heat preservation rock.
3. system as claimed in claim 2, it is characterized in that, the bottom being positioned at the described supporting steel frame at the corner place of described canopy wall is respectively equipped with H profile steel column, and the bottom being positioned at the described supporting steel frame at the non-corner place of described canopy wall is equipped with plinth brick; Described H profile steel column and described plinth brick all fixedly mount on the ground;
Described canopy wall is vertically provided with the maintenance cat ladder being communicated with ground and described ceiling, and described maintenance cat ladder is provided with security protection cage;
Drainage channel is provided with outside described antifreeze canopy.
4. system as claimed in claim 2, it is characterized in that, described ceiling is Double-layer profiled steel sheet composite heat-insulation roof, and the center of described ceiling is provided with along its level to the roofing maintenance pavement arranged;
Described ceiling is provided with roofing stainless steel rolling screen door;
Gutter eaves is respectively equipped with near the two ends of the described ceiling of described canopy wall.
5. the system as claimed in claim 1, is characterized in that, the position of interior, the close described canopy wall of described antifreeze canopy is provided with the outer rim support column of multiple vertical placement;
The two ends of described outer rim support column connect described ceiling and ground respectively, between described outer rim support column and near described ground position on be equipped with inspection platform;
Described aerial cooler is arranged on described inspection platform.
6. system as claimed in claim 5, it is characterized in that, described inspection platform surrounding is provided with detachable wall, and the metope of described detachable wall is profiled sheet metope;
Described aerial cooler is arranged in described profiled sheet metope.
7. the system as claimed in claim 1, is characterized in that, the bottom surface bottom described heat-exchanging component is higher than the ground outside described antifreeze canopy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520884275.6U CN205178848U (en) | 2015-11-06 | 2015-11-06 | Change of current valve is heat preservation system for cooling module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520884275.6U CN205178848U (en) | 2015-11-06 | 2015-11-06 | Change of current valve is heat preservation system for cooling module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205178848U true CN205178848U (en) | 2016-04-20 |
Family
ID=55742778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520884275.6U Active CN205178848U (en) | 2015-11-06 | 2015-11-06 | Change of current valve is heat preservation system for cooling module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205178848U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106685186A (en) * | 2015-11-06 | 2017-05-17 | 国网智能电网研究院 | Heat preservation system for cooling component of converter valve and method for obtaining height thereof |
| CN108824861A (en) * | 2018-08-07 | 2018-11-16 | 中国电力工程顾问集团西北电力设计院有限公司 | A kind of air cooler moist closet for severe cold area converter station |
-
2015
- 2015-11-06 CN CN201520884275.6U patent/CN205178848U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106685186A (en) * | 2015-11-06 | 2017-05-17 | 国网智能电网研究院 | Heat preservation system for cooling component of converter valve and method for obtaining height thereof |
| CN106685186B (en) * | 2015-11-06 | 2019-11-08 | 国网智能电网研究院 | A kind of converter valve cooling component heat-insulation system and its height acquisition methods |
| CN108824861A (en) * | 2018-08-07 | 2018-11-16 | 中国电力工程顾问集团西北电力设计院有限公司 | A kind of air cooler moist closet for severe cold area converter station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170526 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Co-patentee after: State Grid Zhejiang Electric Power Company Patentee after: State Grid Corporation of China Co-patentee after: China-EPRI Electric Power Engineering Co., Ltd. Address before: 102211 Beijing city Changping District Xiaotangshan town big East Village Road No. 270 (future technology city) Co-patentee before: State Grid Corporation of China Patentee before: State Grid Smart Grid Institute Co-patentee before: State Grid Zhejiang Electric Power Company Co-patentee before: China-EPRI Electric Power Engineering Co., Ltd. |