CN2293041Y - Hot air circulating wet type air cooler - Google Patents
Hot air circulating wet type air cooler Download PDFInfo
- Publication number
- CN2293041Y CN2293041Y CN 96202815 CN96202815U CN2293041Y CN 2293041 Y CN2293041 Y CN 2293041Y CN 96202815 CN96202815 CN 96202815 CN 96202815 U CN96202815 U CN 96202815U CN 2293041 Y CN2293041 Y CN 2293041Y
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- CN
- China
- Prior art keywords
- shutter
- hot air
- air cooler
- wet type
- cooler
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- Expired - Lifetime
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Abstract
The utility model relates to a hot air circulating wet type air cooler which belongs to the improvement of the air cooler of an oil refining device and a petrochemical device. The utility model is provided with an external hot air circulating channel, a hot air control system and a spraying system. The external hot air circulating channel is composed of a top shutter, a middle shutter, a lower shutter, a frequency modulating blower, etc. The hot air control system is composed of a signal converter and a shutter actuating mechanism. The spraying system is composed of a distribution pipe, a spray nozzle, etc. When the utility model is used, the hot air circulation running of the closed type, the wet type running of the opened type or the dry type running of the opened type can be respectively realized according to the atmospheric temperature. The utility model is particularly suitable for the oil refining plants and the petrochemical plants of the wide regions of the north.
Description
The utility model belongs to the improvement of oil refining and the aerial cooler used of petrochemical plant.
Replace common water cooler can fundamentally solve industrial water consumption greatly and the problem of water pollution source at oil refining and petrochemical industry station-service aerial cooler (be called for short down " air cooler ").But the low-temperature receiver of air cooler is an air, and its temperature winter summer difference can reach 50～60 ℃, and this has just limited the scope of application of air cooler greatly.As oil plant decompression cat head oil gas, requiring chilling temperature is 34～35 ℃, and the most of area of China, summer the hottest monthly mean temperature more than 30 ℃, a day maximum temperature has surpassed 35 ℃, can't lean on the air cooling; And winter, NORTHWEST CHINA, the Northeast's minimum temperature reach-30 ℃～-40 ℃, and the water in the oil gas (content is more than 40%) is crossed the freezing heat-transfer pipe that split of cold junction, causes device normally to move.The main cause that can't adopt air cooling technique is for many years cooled off in the condensation of northern area oil refining that Here it is China is vast and petrochemical plant decompression cat head petroleum system etc.
The wet air cooler of China's exploitation, use summer low amounts of water at air cooler fin surface humidifying cooling, augmentation of heat transfer, replace the water aftercooler of oil product can solve low temperature difference heat transfer problem in summer effectively with it, but oil product cooling for high condensation point or easily crystallization, and resembling oil gas condensation in decompression cat head this winter because of icing bursting by freezing heat-transfer pipe, existing wet air cooler can't adopt.
The Steam Heating scheme on probation that had in recent years solves the problem of passing the winter of cold district aerial cooler, because steam consumption quantity is bigger, and unnecessary steam-heating apparatus conducts heat some adverse effects of bringing to air cooler and is difficult to apply in the oil gas cooling that resembles decompression cat head etc. during summer.
The purpose of this utility model just is to be the oil refining of northern wide geographic area and petrochemical plant, a kind of hot air circulation wet air cooler is provided, can solve the heat transfer problem of the low temperature difference in summer, can solve the problem of bursting by freezing in winter heat-transfer pipe again, and have good energy-saving effect.
The purpose of this utility model is achieved like this: this hot air circulation wet type air cooler is made up of air cooler tube bundle, shutter, frequency modulation blower fan, spray equipment, signal adapter and framework etc., and it comprises the external hot air circulatory system and the passage be made up of top shutter, middle shutter, following shutter, frequency modulation blower fan and water returning disk; The hot blast control system of forming by signal adapter and shutter executing agency; Also has a spray system of forming by distributor pipe, atomizer and water returning disk.Tube bank is the heat transfer element of air cooler for finned tube, and the frequency modulation blower fan is used for supplying with wind regime into aerial cooler, and changes the air quantity size; The top shutter is used for regulating the discharge capacity that is heated the back air by tube bank; Middle shutter is regulated the hot air circulation amount as the hot air reflux passage; Following shutter is used for controlling the air capacity that enters air cooler; Signal adapter is used for changing the atmospheric temperature signal of telecommunication into pneumatic signal, the operation of control shutter executing agency and the power frequency of change motor; Shutter executing agency is used for promoting shutter and opens or close; Water returning disk both can reclaim the spray water, was used for again forming the external hot air circulation canal with shutter and frequency modulation blower fan.
Atomizer is the special-purpose machinery atomizer that has dual channel eddy flow chip, and two direct fluid grooves are arranged at its eddy flow chip bottom, and liquid rotates by blade, and,, be characterized in simple in structure by the spray orifice ejection through gathering sill, jet angle is big, and the jet face liquid distribution is even, is difficult for stopping up.
Shutter executing agency has adopted automatic adjusting and two kinds of mechanisms of manual adjustments, and the executing agency of manual adjustments is that scroll bar transmits, and scroll bar and turbine are enclosed in the housing, rotate with handle, promote scroll bar by turbine and do reciprocating linear motion.
Because the utility model has hot air circulation and spray two cover systems that utilize the oil gas self heat simultaneously, and can be according to the height of ambient air temperature, send the temperature current signal to signal adapter and become pneumatic signal, promote the top, in, the executing agency of shutter down, start the unlatching of blade of louver window or close; Regulate air quantity by the power frequency that changes the frequency modulation blower fan.Thereby the utility model can be at all seasons in along with the change of atmospheric temperature, adopt manual adjustment or self-regulating mode, realize the enclosed hot air circulation operation of air cooler or wet type operation under the open type or the dry-running under the open type, thereby can guarantee that the oil plant of northern wide geographic area and the decompression cat head oil gas and the analogue of petrochemical plant adopt the air cooler cooling, can solve the problem of bursting by freezing in winter heat-transfer pipe, can solve low temperature difference heat transfer problem in summer again, and have good energy-saving effect.
Narrate embodiment of the present utility model in further detail below in conjunction with accompanying drawing.
Fig. 1 is the structural representation of hot air circulation wet type air cooler
Fig. 2 is the atomizer structure schematic diagram
Fig. 3 is the manual adjustment means structural representation of shutter executing agency
Structure such as Fig. 1 of the utility model hot air circulation wet air cooler, it comprises one by top shutter 1, middle shutter 3, the external hot air circulatory system and the passage formed of shutter 6, frequency modulation blower fan 2 and water returning disk 9 down, the hot blast control system of being made up of signal adapter 8 and shutter executing agency 10; Also has a spray system of forming by distributor pipe 5, shower nozzle 11 and water returning disk 9; Tube bank 4 is a finned tube, is the heat transfer element of aerial cooler; Framework 7 is used for supporting each parts of air cooler.
The structure of atomizer such as Fig. 2 mainly are made up of housing 12 and spinning disk 13, have gathering sill 14 that liquid is evenly distributed on spinning disk 13, and liquid is through spray orifice 15 angled ejections.
Shutter executing agency divides adjusting and manual adjustments dual mode automatically, manual adjustments adopts turbine worm executing agency, its structure such as Fig. 3 mainly comprise handle 16, turbine 17, scroll bar 18, axostylus axostyle 19 and housing 20 these several sections, and wherein turbine, scroll bar and axostylus axostyle all are sealed in the housing 20.
Along with the change of atmospheric temperature throughout the year, this hot air circulation wet air cooler can be realized wet type operation under enclosed hot air circulation operation, the open type or the dry-running under the open type respectively, and its course of action is as follows:
When the summer environment temperature is higher, or atmospheric temperature is when being higher than design temperature, shutter 3 in closing, open down shutter 6 and top shutter 1, start spray system, special-purpose atomizer 11, making water fogging makes the temperature of air reduce to wet-bulb temperature by dry-bulb temperature, thereby realizes the wet type operation under the open type.In general,, can make tube bank entrance side wind-warm syndrome reduce by 5～10 ℃, strengthen heat transfer temperature difference according to different regions; In addition, because of water smoke moistening the tube bank fin surface, under wind action, evaporate, strengthened the heat transfer effect of tube bank, can make the outer film heat transfer coefficient raising of pipe 1～1.5 times.
In season in spring and autumn,, stop using spray system when ambient air temperature during in the normal design scope, with top shutter and following shutter standard-sized sheet, middle shutter is closed, and the hot blast that the oil gas that is cooled heat radiation forms is all discharged by the top shutter, thereby realizes the dry-running under the open type.According to the height of atmospheric temperature, change the electric machine frequency of blower fan system, can change the rotating speed of blower fan, air quantity is controlled at the designing requirement value, to reach purpose of energy saving.
Claims (3)
1. hot air circulation wet type air cooler, form by air cooler tube bundle, shutter, frequency modulation blower fan, spray equipment, signal adapter and framework etc., it is characterized in that by one by top shutter, middle shutter, the external hot air circulation canal formed of shutter, frequency modulation blower fan and water returning disk down, the hot blast control system of forming by signal adapter and shutter executing agency; Also has a spray system of forming by distributor pipe, atomizer and water returning disk.
2. hot air circulation wet type air cooler as claimed in claim 1 is characterized in that atomizer is the special-purpose machinery atomizer that has dual channel eddy flow chip, has two direct fluid grooves in eddy flow chip bottom.
3. hot air circulation wet type air cooler as claimed in claim 1 is characterized in that shutter executing agency has adopted automatic adjusting and two kinds of mechanisms of manual adjustments, and the executing agency of manual adjustments is that scroll bar transmits, and scroll bar and turbine are enclosed in the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96202815 CN2293041Y (en) | 1996-02-13 | 1996-02-13 | Hot air circulating wet type air cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96202815 CN2293041Y (en) | 1996-02-13 | 1996-02-13 | Hot air circulating wet type air cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2293041Y true CN2293041Y (en) | 1998-09-30 |
Family
ID=33888615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96202815 Expired - Lifetime CN2293041Y (en) | 1996-02-13 | 1996-02-13 | Hot air circulating wet type air cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2293041Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101922889B (en) * | 2009-06-12 | 2012-07-11 | 斯必克斯冷却技术（北京）有限公司 | Flushing system of air condenser |
| CN104034180A (en) * | 2014-06-10 | 2014-09-10 | 安健雄 | Indirect air-cooled tower |
| CN110319352A (en) * | 2019-06-13 | 2019-10-11 | 北京杰利阳能源设备制造有限公司 | A kind of supercritical carbon dioxide supercharging equipment and technique |
| CN113154899A (en) * | 2021-04-30 | 2021-07-23 | 开封迪尔空分实业有限公司 | Air separation cooling tower with wind power generation function and operation method thereof |
-
1996
- 1996-02-13 CN CN 96202815 patent/CN2293041Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101922889B (en) * | 2009-06-12 | 2012-07-11 | 斯必克斯冷却技术（北京）有限公司 | Flushing system of air condenser |
| CN104034180A (en) * | 2014-06-10 | 2014-09-10 | 安健雄 | Indirect air-cooled tower |
| CN104034180B (en) * | 2014-06-10 | 2016-02-10 | 安健雄 | A kind of indirect dry cooling tower |
| CN110319352A (en) * | 2019-06-13 | 2019-10-11 | 北京杰利阳能源设备制造有限公司 | A kind of supercritical carbon dioxide supercharging equipment and technique |
| CN113154899A (en) * | 2021-04-30 | 2021-07-23 | 开封迪尔空分实业有限公司 | Air separation cooling tower with wind power generation function and operation method thereof |
| CN113154899B (en) * | 2021-04-30 | 2022-05-03 | 开封迪尔空分实业有限公司 | Air separation cooling tower with wind power generation function and operation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |