CN102226647A - Cooling circulating water technology and device of vacuum system condenser of grease deodorization workshop section - Google Patents
Cooling circulating water technology and device of vacuum system condenser of grease deodorization workshop section Download PDFInfo
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- CN102226647A CN102226647A CN 201110083523 CN201110083523A CN102226647A CN 102226647 A CN102226647 A CN 102226647A CN 201110083523 CN201110083523 CN 201110083523 CN 201110083523 A CN201110083523 A CN 201110083523A CN 102226647 A CN102226647 A CN 102226647A
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Abstract
The invention discloses a cooling circulating water technology and a device of a vacuum system condenser of grease deodorization workshop section. Compared with the traditional vacuum system of deodorization workshop section, a refrigeration unit and a heat exchange device are added according to the invention, refrigeration water from the refrigeration unit and cooling water for the atmospheric condenser are subjected to heat exchange through a heat exchange device, the water temperature of the cooling water is reduced, the capability of a vacuum pump and the condensation amount of the condensable gas are improved effectively, the air exhaust load and the water vapor consumption of the following stage of steam injector are reduced, and thus the energy consumption of the whole water vapor injection vacuum-pumping system is reduced greatly. asthe refrigeration water-cooling water is subjected to heat exchange by the heat exchange device according to the invention the water temperature of the cooling circulation water, the vacuum degree and stability of the vacuum system can be improved, and the working efficiency is high; and moreover, the technology and device are good for environment protection, and no gas with offensive odor is dissipated from a cooling water tower.
Description
Technical field
The invention belongs to grease deodorization workshop section vacuum system recycling technology field, relate in particular to a kind of cooling circulating water Processes and apparatus that is applied to grease deodorization workshop section vacuum system condenser.
Background technology
Energy-conservation and green technology is important topic of current society, and in oil prodution industry, a large amount of heat energy, power consumption are the long-standing problems of industry.Under the situation of present energy scarcity, how to reduce energy loss, become at present each enterprise's question of common concern both at home and abroad.Traditionally, deodorization workshop section vacuum system mainly comprises cooling column, circulating water pool, cooling water circulating pump, divide the water bag, barometric condenser, barometric pipe, water seal tank, hydro-steam ejector pump, liquid circulation pump, raw-water pump, as shown in Figure 1: the imports that cooling circulating water is directly pumped into branch water bag 7 and enters different barometric condensers 8 through cooling water circulating pump 2 by cooling column 13 bottom circulating water pools 15, cooling water that comes out from barometric condenser 8 bottoms and condensed water mix and enter water seal tank 1 by barometric pipe 16 and pump into cooling column 13 coolings by raw-water pump 14 and continue to recycle then.This technology easily causes the cooling circulating water water temperature higher, causes the vavuum pump ability drop, and when serious even can not take out vacuum, steam economy increases simultaneously; In addition, the part distillate that deodorization distills out causes cooling circulating water system emulsification after being in contact with one another with cooling circulating water in barometric condenser.Cooling circulating water can discharge pungent rancid rancid flavor beastly after the emulsification, influences environment.Cooling circulating water emulsification is accumulated to a certain degree, can cause fill of cooling tower to stop up, and influences the cooling column cooling effect, causes cooling circulating water system high temperature.So all uses are the factory floor of deodorization workshop section vacuum system traditionally, all to regularly replace or discharge the emulsification cooling circulating water in the dilution circulating water pool, the emulsification cooling circulating water is serious pollution sources.
Summary of the invention
The cooling circulating water Processes and apparatus that is applied to grease deodorization workshop section vacuum system condenser that the purpose of this invention is to provide a kind of stability height, energy-conserving and environment-protective.
For achieving the above object, the technical solution used in the present invention is:
The cooling circulating water technology of grease deodorization workshop section vacuum system condenser, the cryogenic freezing water that the freezing back of freezing unit forms enters heat-exchanger rig, with carry out heat exchange from the cooling water in the water seal tank, the cooling water of cooling is responsible for assigning through minute water and enters barometric condenser, in barometric condenser, process gas, working steam contact with cooling water, and condensable gas is by fully condensation, and condensed water by barometric condenser and barometric pipe and cooling water are mixed into water seal tank and recycle.
Described heat-exchanger rig is connected in parallel by two heat exchangers and forms.
Regulate pH value by adding alkali lye to the water seal tank coolant outlet; Clean the heat exchanger that is used alternatingly by pump into cleaning fluid to the heat exchanger cooling water inlet.
The cooling circulating water technology equipment of grease deodorization workshop section vacuum system condenser comprises water seal tank, circulating water pool, cooling column, Fen Shuibao, barometric condenser and barometric pipe, and pipeline is provided with freezing unit and heat-exchanger rig between water seal tank and the branch water bag; Circulating water pool is communicated with the import of freezing unit water of radiation by raw-water pump, and freezing unit water of radiation outlet is connected with cooling column; Freezing unit chilled water outlet is connected with the heat-exchanger rig chilled water inlet, and the heat-exchanger rig chilled water outlet is communicated with freezing unit chilled water inlet by chilled water circulating pump, is connected to expansion drum on the pipeline between heat-exchanger rig chilled water outlet and the chilled water circulating pump; The water seal tank coolant outlet is communicated with the heat-exchanger rig cooling water inlet by cooling water circulating pump, and the heat-exchanger rig coolant outlet is communicated with dividing the water bag, divides the water bag to be connected with barometric condenser, and barometric condenser is communicated with water seal tank by barometric pipe.
Described heat-exchanger rig is connected in parallel by two heat exchangers and forms.
The inlet and outlet pipe of heat exchanger is provided with valve.
Described water seal tank coolant outlet is connected with the alkali lye feeding mechanism.
Described heat exchanger cooling water inlet is connected to the cleaning fluid feeding mechanism that has the soiling solution outlet.
The present invention compares with traditional deodorization workshop section vacuum system, freezing unit and heat exchanger have been added, chilled water from freezing unit carries out heat exchange with the cooling water that is used for barometric condenser by the heat exchanger that is used alternatingly, reduce the cooling water water temperature, effectively improve vavuum pump ability and condensable gas condensation number, improved the stability of system, reduced the bleed load and the consumption of steam of back one-level steam jet ejector simultaneously, thereby significantly reduced the energy consumption that whole water vapour sprays pumped vacuum systems; When the heat exchanger that is used alternatingly to a certain degree needs to clear up because of distillate (aliphatic acid of emulsification) accumulation bonds to, available one of them heat exchanger ordinary production operation; Close another heat exchanger respective valves, melt, clean the distillate that accumulates in its heat exchanger, the distillate accumulation is beneficial to environmental protection to the pollution of cooling column and atmosphere in the minimizing conventional procedure, and no bad smell sheds from cooling column.
Description of drawings
Fig. 1 is a traditional deodorization workshop section vacuum system structural representation;
Fig. 2 is a structural representation of the present invention.
The specific embodiment
As shown in Figure 2, the cooling circulating water technology of grease deodorization workshop section vacuum system condenser, the cryogenic freezing water that forms by freezing unit 4 freezing backs enters two heat exchangers that are connected in parallel 3, after carrying out heat exchange from the cooling water in the water seal tank 1, chilled water pumps into freezing unit through chilled water circulating pump 6 and recycles, cooling water enters barometric condenser 8 through 7 distribution of minute water bag, in barometric condenser 8, process gas, working steam contacts with cooling water, condensable gas is condensed, and condensed water by barometric condenser 8 and barometric pipe 16 and cooling water are mixed into water seal tank 1 and recycle.Regulate pH value by adding alkali lye, alternately two heat exchangers 3 are cleaned deodorizing from heat exchanger coolant outlet 3-4 discharge by add cleaning fluid to heat exchanger 3 cooling water inlet 3-3 to water seal tank coolant outlet 1-1.
The cooling circulating water technology equipment of described grease deodorization workshop section vacuum system condenser, comprise water seal tank 1, circulating water pool 15, cooling column 13, divide water bag 7, barometric condenser 8 and barometric pipe 16, pipeline is provided with freezing unit 4 and two heat exchangers that are connected in parallel 3 between water seal tank 1 and the branch water bag 7; Circulating water pool 15 is communicated with freezing unit water of radiation import 4-1 by raw-water pump 14, and freezing unit water of radiation outlet 4-2 is connected with cooling column 13; Freezing unit chilled water outlet 4-3 is connected with heat exchanger chilled water inlet 3-1, heat exchanger chilled water outlet 3-2 is communicated with freezing unit chilled water inlet 4-4 by chilled water circulating pump 6, is connected to expansion drum 5 on the pipeline between heat exchanger chilled water outlet 3-2 and the chilled water circulating pump 6; Water seal tank coolant outlet 1-1 is communicated with heat exchanger cooling water inlet 3-3 by cooling water circulating pump 2, heat exchanger coolant outlet 3-4 is communicated with dividing water bag 7, divide water bag 7 to be connected with barometric condenser 8, barometric condenser 8 is communicated with water seal tank 1 by barometric pipe 16.The inlet and outlet pipe of heat exchanger 3 is provided with valve.Water seal tank coolant outlet 1-1 is connected with alkali liquid tank 9, and alkali liquid tank 9 is connected to water seal tank coolant outlet 1-1 by lye pump 10.Heat exchanger cooling water inlet 3-3 is connected to the cleaning fluid tank 11 that has the soiling solution outlet, cleaning fluid tank 11 is connected with heat exchanger cooling water inlet 3-3 by cleaning liquid pump 12, heat exchanger coolant outlet 3-4 is communicated with cleaning fluid tank 11, cleaning fluid enters heat exchanger 3 from heat exchanger cooling water inlet 3-3, get back to cleaning fluid tank 11 from heat exchanger coolant outlet 3-4 outflow, finish the cleaning of heat exchanging device 3.
When the present invention works, carry out heat exchange from the chilled water of freezing unit 4 and cooling water by the heat exchanger 3 that is used alternatingly from water seal tank 1, reduce the cooling water water temperature, effectively improve vavuum pump ability and condensable gas condensation number, reduce the bleed load and the consumption of steam of back one-level steam jet ejector, thereby significantly reduced the energy consumption that whole water vapour sprays pumped vacuum systems.During one of them operate as normal in the heat exchanger 3 that is used alternatingly, select to close the distillate that valve on the corresponding pipeline is cleared up another heat exchanger, reduce in the conventional procedure distillate accumulation the pollution of cooling column 13 and atmosphere.
Claims (8)
1. the cooling circulating water technology of grease deodorization workshop section vacuum system condenser, it is characterized in that, the cryogenic freezing water that the freezing back of freezing unit forms enters heat-exchanger rig, with carry out heat exchange from the cooling water in the water seal tank, the cooling water of cooling is responsible for assigning through minute water and enters barometric condenser, and in barometric condenser, process gas, working steam contact with cooling water, condensable gas is by fully condensation, and condensed water by barometric condenser and barometric pipe and cooling water are mixed into water seal tank and recycle.
2. the cooling circulating water technology of grease deodorization as claimed in claim 1 workshop section vacuum system condenser is characterized in that described heat-exchanger rig is connected in parallel by two heat exchangers and forms.
3. the cooling circulating water technology of grease deodorization as claimed in claim 2 workshop section vacuum system condenser is characterized in that, regulates pH value by adding alkali lye to the water seal tank coolant outlet; Clean the heat exchanger that is used alternatingly by pump into cleaning fluid to the heat exchanger cooling water inlet.
4. the cooling circulating water technology equipment of the described grease deodorization of claim 1 workshop section vacuum system condenser, comprise water seal tank, circulating water pool, cooling column, Fen Shuibao, barometric condenser and barometric pipe, it is characterized in that pipeline is provided with freezing unit and heat-exchanger rig between water seal tank and the branch water bag; Circulating water pool is communicated with the import of freezing unit water of radiation by raw-water pump, and freezing unit water of radiation outlet is connected with cooling column; Freezing unit chilled water outlet is connected with the heat-exchanger rig chilled water inlet, and the heat-exchanger rig chilled water outlet is communicated with freezing unit chilled water inlet by chilled water circulating pump, is connected to expansion drum on the pipeline between heat-exchanger rig chilled water outlet and the chilled water circulating pump; The water seal tank coolant outlet is communicated with the heat-exchanger rig cooling water inlet by cooling water circulating pump, and the heat-exchanger rig coolant outlet is communicated with dividing the water bag, divides the water bag to be connected with barometric condenser, and barometric condenser is communicated with water seal tank by barometric pipe.
5. the cooling circulating water technology equipment of grease deodorization as claimed in claim 4 workshop section vacuum system condenser is characterized in that described heat-exchanger rig is connected in parallel by two heat exchangers and forms.
6. the cooling circulating water technology equipment of grease deodorization as claimed in claim 5 workshop section vacuum system condenser is characterized in that the inlet and outlet pipe of heat exchanger is provided with valve.
7. the cooling circulating water technology equipment of grease deodorization as claimed in claim 6 workshop section vacuum system condenser is characterized in that described water seal tank coolant outlet is connected with the alkali lye feeding mechanism.
8. the cooling circulating water technology equipment of grease deodorization as claimed in claim 7 workshop section vacuum system condenser is characterized in that described heat exchanger cooling water inlet is connected to the cleaning fluid feeding mechanism that has the soiling solution outlet.
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| CN2011100835233A CN102226647B (en) | 2011-04-02 | 2011-04-02 | Cooling circulating water technology and device of vacuum system condenser of grease deodorization workshop section |
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| CN2011100835233A CN102226647B (en) | 2011-04-02 | 2011-04-02 | Cooling circulating water technology and device of vacuum system condenser of grease deodorization workshop section |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102690722A (en) * | 2012-06-07 | 2012-09-26 | 安徽省寿县远翔油脂有限公司 | Water ring pump system of condenser for refining rice bran oil |
| CN102977999A (en) * | 2012-11-09 | 2013-03-20 | 上海焦尔工程技术有限公司 | Cold vacuum system |
| CN103710143A (en) * | 2012-09-28 | 2014-04-09 | 北京中天金谷粮油工程技术有限公司 | Edible oil semi-continuous refining technology |
| CN103789087A (en) * | 2012-10-29 | 2014-05-14 | 北京中天金谷粮油工程技术有限公司 | Rice bran oil deacidification and deodorization process |
| CN112662470A (en) * | 2020-12-31 | 2021-04-16 | 郑州远洋油脂工程技术有限公司 | Energy-saving process for deacidification and deodorization in oil production |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105713720A (en) * | 2016-01-29 | 2016-06-29 | 吉首大学 | Cooling water circulation system for grease leaching |
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| CN102690722A (en) * | 2012-06-07 | 2012-09-26 | 安徽省寿县远翔油脂有限公司 | Water ring pump system of condenser for refining rice bran oil |
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| CN102226647B (en) | 2012-07-11 |
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Effective date of registration: 20170920 Address after: 538001, the Guangxi Zhuang Autonomous Region, Fangchenggang port area east blowing Township port 1, Lu Xice Patentee after: Fangcheng and Hong Kong and Macao grain & Oil Industry Co Ltd Address before: 0909, room 21, Yonghe international A, No. 450000 Jinshui Road, Henan, Zhengzhou Patentee before: Zhengzhou Yuanyang Edible Oils Engineering & Technology Co., Ltd. |
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Effective date of registration: 20210125 Address after: 538000 room 120, 1st floor, building 3, yunlang Science Park, Fangcheng District, Fangchenggang City, Guangxi Zhuang Autonomous Region Patentee after: Guangxi Beibu Gulf grain and oil technology research Co.,Ltd. Address before: 538001 west side of No.1 Road, Gangkou District, Qizhen District, Eastern Gangkou District, Fangchenggang City, Guangxi Zhuang Autonomous Region Patentee before: Fangcheng and Hong Kong and Macao grain & Oil Industry Co.,Ltd. |