CN202909140U - Frequency-conversion-controlled energy-saving continuous sterilization system - Google Patents
Frequency-conversion-controlled energy-saving continuous sterilization system Download PDFInfo
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- CN202909140U CN202909140U CN 201220615629 CN201220615629U CN202909140U CN 202909140 U CN202909140 U CN 202909140U CN 201220615629 CN201220615629 CN 201220615629 CN 201220615629 U CN201220615629 U CN 201220615629U CN 202909140 U CN202909140 U CN 202909140U
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Abstract
The utility model discloses a frequency-conversion-controlled energy-saving continuous sterilization system, and belongs to the field of industrial disinfection and sterilization. The sterilization system comprises a proportioning tank, a heat exchanger, a heat insulation retainer and a control system, wherein two screw-type channels are formed inside the heat exchanger; an inlet and an outlet are formed in each channel; a discharge port at the bottom of the proportioning tank is communicated with one of the channels of the heat exchanger; the outlet of the channel is communicated with the heat insulation retainer through a heater; an outlet of the heat insulation retainer is communicated with the other channel inside the heat exchanger; and a frequency converter is arranged between a material pump and the control system. According to the sterilization system, sterilized hot materials are used for preheating cold materials before sterilization and the cold materials before the sterilization are used for cooling the sterilized hot materials; and simultaneously, the rotation speed of the material pump is fed back and controlled through the frequency converter by measuring the feed liquid temperature and the steam pressure and processing computer data, so that sterilization, energy conservation, water conservation and high accuracy, stable sterilization temperature and time are controlled automatically.
Description
Technical field
This utility model relates to a kind of device systems of continuous-flow sterilization, belong to industrial disinfection sterilization field, especially a kind of energy-conservation continuous sterilization system of VFC, this system is applicable to the industry liquid towards raw materials such as bio-pharmaceuticals, food engineering, biochemical industry or manufactured goods carry out heat sterilization, to avoid the pollution of microorganism.
Background technology
The disinfection of liquid material always adopts the real tank sterilization of retort original position and the outer continuous-flow sterilization of tank dual mode.The former major defect has: heating, cooling down operation length consuming time, and the retort turnover rate is low, reduces the operation productive rate; Complicated operation is difficult to realize automatization, causes the sterilization quality fluctuation; Cause steam pressure than great fluctuation process, affect the operation that other operations are used steam; The consumption of heating steam and cooling water is large, and heat energy is difficult to recycle.Latter's normal operation pipeline or flat plate heat exchanger heat, be incubated and keep and cool off, and control sterilising temp with control valve, have equally that thermal energy consumption is large, waste heat is difficult to reclaim, automatization's difficulty is large, an element cost height and floor space is large, flow resistance large, clean difficulty, sealing is difficult for, the problem such as seepage occurs easily.
The utility model content
The technical problems to be solved in the utility model provides a kind of energy-conservation continuous sterilization system of VFC, this system becomes possibility to heat integration and the reclaimer operation of heat material preheating cold burden, cold burden heat of cooling material, the pollution of material after the sterilization of not worrying being caused by hot and cold material flushing, thus reach more significant energy-saving effect.
For solving the problems of the technologies described above, technical solution adopted in the utility model is: a kind of energy-conservation continuous sterilization system of VFC, it is characterized in that comprising material-compound tank, heat exchanger, heater, insulation retainer and control system, described heat exchanger inside is two spiral channels, each channel setting import and outlet, described material-compound tank bottom discharge mouth is communicated with by one of them channel entrance of product pump and heat exchanger, the outlet of this passage is communicated with the insulation retainer through heater, the outlet of insulation retainer is communicated with the import of another passage in the heat exchanger, is provided with converter between described product pump and the control system.
Said structure is done further to replenish, be equipped with pressure transducer on the described heater front end pipeline, heater import and export pipeline are equipped with temperature sensor, and described pressure transducer and temperature sensor all are connected with control system.This utility model is controlled product pump by converter, regulates the flow velocity of material and controls sterilising temp and time, and compared with traditional control valve control, control accuracy is higher, and cost is lower, and is more energy-conservation.
Said structure is done further to replenish, and described heat exchanger series connection forms the Multi-layer exchanging heat system more than two.This utility model can arrange the Multi-layer exchanging heat device, can take full advantage of the temperature of material, reclaims more completely heat energy, and is energy-conservation to a greater degree.
Said structure is done further to replenish, and described heater is steam-sprayed heater or spiral plate type heater.
Said structure is done further to replenish, and described steam-sprayed heater is the venturi type blender, or injecting type starch liquefacation device.
Said structure is done further to replenish, and described control system is computer control system.
The beneficial effect that adopts technique scheme to produce is:
(1) this utility model utilizes the new type helical plate heat exchanger of two Channel Perfects isolation as preheating and the cooling unit equipment of material, with injecting type vapour-liquid blender or common spiral heat exchanger as heating unit equipment, keep unit with novel single channel spiral plate type insulation retainer as insulation, with the product pump of Frequency Converter Control as fluid dynamic equipment, and implement by feed temperature and steam pressure feedback regulation revolution speed by the control system in the industrial computer, realize sterilising temp and automatic adjusting and the homeostatic control of time, thereby reach full-automatic continuous sterilization, stabilize and increase the purpose of sterilization quality;
(2) this utility model uses converter to regulate rotating speed and the mass flow of pump, make the control of sterilising temp and time more stable and reliable, owing to isolate fully as two fluid passages of preheating with the new type helical plate heat exchanger of cooling usefulness, so that become possibility with heat integration and the reclaimer operation of heat material preheating cold burden, cold burden heat of cooling material, the pollution of material after the sterilization of not worrying being caused by hot and cold material flushing, thus reach more significant energy-saving effect;
(3) also convenient separately sterilization of material component at high temperature can interact consequently nutrition degeneration or destruction of this utility model only need be carried out sequentially, and not need to increase in addition equipment.
Description of drawings
Below in conjunction with the drawings and specific embodiments this utility model is described in further detail.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of another kind of form of the present utility model;
Fig. 3 is the structural representation of the third form of the present utility model;
Among the figure, dotted arrow represent the to sterilize flow direction of front material, solid arrow represent the to sterilize flow direction of rear material, hollow arrow represents the vapor flow direction, and S represents steam, and F represents fermentation tank or aseptic pans direction.Wherein: 1, material-compound tank, 2, filter, 3, product pump, 4, steam-sprayed heater, 5, the spiral plate type heater, 6, heat exchanger, 6-1, First Heat Exchanger, 6-2, the second heat exchanger, 7, the insulation retainer, 8, check (non-return) valve, 9, temperature sensor, 10, pressure transducer, 11, converter, 12, control system, 13, drain valve.
The specific embodiment
This utility model is specifically related to a kind of energy-conservation continuous sterilization system of VFC, as shown in Figure 1, this system comprises material-compound tank 1, heat exchanger 6, heater, insulation retainer 7 and control system 12, heat exchanger 6 inside are two spiral channels, each channel setting import and outlet, material-compound tank 1 bottom discharge mouth is communicated with heat exchanger 6 one of them channel entrance by product pump 3, the outlet of this passage is communicated with insulation retainer 7 through heater, the outlet of insulation retainer 7 is communicated with the import of another passage in the heat exchanger 6, is provided with converter 11 between product pump 3 and the control system 12.Be equipped with pressure transducer 10 on the heater front end pipeline, heater import and export pipeline are equipped with temperature sensor 9, and pressure transducer 10 is connected with temperature sensor and all is connected with control system 12.
Describe the implementation method of the energy-conservation continuous sterilization system of VFC described in the utility model in detail below in conjunction with accompanying drawing.Continuous sterilization among the embodiment, sterilising temp and the time of all adopting the listed correspondence of table one.
Table one
Embodiment one
Referring to accompanying drawing 2, material in the material-compound tank 1 is by foreign material such as the bulky grain that may exist in the filter 2 filtering materials and the ropes made of hemp, pumped into the passage of First Heat Exchanger 6-1 by product pump 3, to carrying out the secondary cooling from the second heat exchanger 6-2 material after the sterilization of one-level cooling in another passage, itself then is preheated.Then enter the second heat exchanger 6-2, material after the sterilization that comes self-heat conserving retainer 7 is carried out the one-level cooling, itself then is further heated.Then in injecting type vapour-liquid blender more further by transient heating to sterilising temp, enter again in the insulation retainer 7, material is flowed through the length in path therein through strict calculation Design, in order to be issued to certain sterilization time in the maintenance of sterilising temp.The material that insulation is kept behind the setting-up time successively carries out the firsts and seconds cooling in the second heat exchanger 6-2 and First Heat Exchanger 6-1, simultaneously cold material is carried out the firsts and seconds preheating, so go round and begin again, until the whole pumps of water of the material in the material-compound tank and cleaning material-compound tank are complete.Check (non-return) valve 8 among the figure is used for preventing pouring in down a chimney steam pipe and steam pours in down a chimney material-compound tank because of material that pressure oscillation causes.Temperature sensor 9 is used for preheat temperature and the sterilising temp of perception material, and standard digital or analogue signal are sent into computer control system 12.Pressure transducer 10 is used for the pressure of perception steam, and standard digital or analogue signal are sent into computer control system 12.Pump and blower fan special converter 11 are for the rotating speed of regulating product pump 3.Control system 12 is used for the temperature and pressure data are processed, and uses and regulates sterilising temp and time, and converter 11 is applied control, to regulate the rotating speed of pump.
This continuous sterilization process is directly mixed with material owing to steam, steam is condensation in material, and cause material that to a certain degree dilution is arranged, the chemical contamination of entrainment with steam impurity is arranged simultaneously, so be not suitable for the sterilization of food, medicine finished product etc., generally be used for the medium sterilization of bio-pharmaceuticals and biochemical industry.
Embodiment two
Referring to accompanying drawing 3, material in the material-compound tank 1 is by foreign material such as the bulky grain that may exist in the filter 2 filtering materials and the ropes made of hemp, pumped into the passage of First Heat Exchanger 6-1 by product pump 3, to carrying out the secondary cooling from the second heat exchanger 6-2 material after the sterilization of one-level cooling in another passage, itself then is preheated.Then enter the second heat exchanger 6-2, material after the sterilization that comes self-heat conserving retainer 7 is carried out the one-level cooling, itself then is further heated.Then in common spiral heat exchanger 5 more further by transient heating to sterilising temp, enter again in the insulation retainer 7, material is flowed through the length in path therein through strict calculation Design, in order to be issued to certain sterilization time in the maintenance of sterilising temp.The material that insulation is kept behind the setting-up time successively carries out the firsts and seconds cooling in the second heat exchanger 6-2 and First Heat Exchanger 6-1, simultaneously cold material is carried out the firsts and seconds preheating, so go round and begin again, until the whole pumps of water of the material in the material-compound tank and cleaning material-compound tank are complete.Drain valve 13 among the figure is used for block steam and drain water, to reduce the consumption of steam.All the other signs are the same.
This continuous sterilization process is because steam and material belong to partition-wall heat transfer, generating steam and material does not mix and condensation, do not cause dilution and the chemical contamination of material, so be applicable to the sterilization of food such as milk, beverage, heat-resisting medicine finished product etc., also can be used for culture medium is had the medium sterilization of the biotechnological pharmaceutics of high-purity requirement.
Implement effect of the present utility model
The energy-conservation continuous sterilization system of VFC described in the utility model after implementing according to the listed corresponding sterilising temp of table one and time, reaches stable sterilising temp and significant energy-saving effect.The data of comprehensive embodiment one and embodiment two are listed in table two.
Table two
Table two digital proof: adopt the energy-conservation continuous sterilization system of VFC described in the utility model, sterilization can be controlled at the insulation holding temperature ± 0.5 ℃ in, reach very stable sterilization effect.
In addition, compare with real tank sterilization, because preheating does not consume steam, and the pre-sterilized and real tank sterilization vapor phase that heating consumes to tank body of slack tank is worked as, and such as the steam consumption of eliminating tank heat sterilization, the energy-saving effect that can calculate the above embodiment of being is:
Embodiment one:
Embodiment two:
If the steam of tank body heat sterilization consumption is 10% of total steam consumption during real tank sterilization, then above-mentioned energy-saving effect is modified to:
Embodiment one:
Embodiment two:
This shows that use the energy-conservation continuous sterilization system of VFC described in the utility model, steam saving rate can reach more than 80%.This also do not comprise because of sterilization insulation hold time short reduces to the function of environment heat emission loss, and the exhaust steam discharging as real tank sterilization and the steam consumption of minimizing.
Because the material after the sterilization reaches serviceability temperature substantially, do not need additionally to cool off, so cooling water can be saved fully.
Aspect economize on electricity, the average operating speed of variable frequency pump is about 85% of rated speed, relatively valve control, and power saving rate is approximately 20%.
Also have, adopt the material of continuous sterilization described in the utility model system sterilization, color obviously is shallower than the material of real tank sterilization, illustrate that nutrient substance degeneration and the destruction in the material will be lacked.
Claims (6)
1. the energy-conservation continuous sterilization system of a VFC, it is characterized in that comprising material-compound tank (1), heat exchanger (6), heater, insulation retainer (7) and control system (12), described heat exchanger (6) inside is two spiral channels, each channel setting import and outlet, described material-compound tank (1) bottom discharge mouth is communicated with one of them channel entrance of heat exchanger (6) by product pump (3), the outlet of this passage is communicated with insulation retainer (7) through heater, the outlet of insulation retainer (7) is communicated with the import of another passage in the heat exchanger (6), is provided with converter (11) between described product pump (3) and the control system (12).
2. the energy-conservation continuous sterilization system of a kind of VFC according to claim 1, it is characterized in that described heater front end pipeline is provided with pressure transducer (10), heater import and export pipeline are equipped with temperature sensor (9), and described pressure transducer (10) is connected 9 with temperature sensor) all be connected with control system (12).
3. the energy-conservation continuous sterilization system of a kind of VFC according to claim 2 is characterized in that described heat exchanger (6) series connection more than two, forms the Multi-layer exchanging heat system.
4. the energy-conservation continuous sterilization system of a kind of VFC according to claim 3 is characterized in that described heater is steam-sprayed heater (4) or spiral plate type heater (5).
5. the energy-conservation continuous sterilization system of a kind of VFC according to claim 4 is characterized in that described steam-sprayed heater (4) is the venturi type blender, or injecting type starch liquefacation device.
6. the energy-conservation continuous sterilization system of a kind of VFC according to claim 5 is characterized in that described control system (12) is computer control system.
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| CN 201220615629 CN202909140U (en) | 2012-11-20 | 2012-11-20 | Frequency-conversion-controlled energy-saving continuous sterilization system |
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| CN 201220615629 CN202909140U (en) | 2012-11-20 | 2012-11-20 | Frequency-conversion-controlled energy-saving continuous sterilization system |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104323393A (en) * | 2014-11-18 | 2015-02-04 | 光明乳业股份有限公司 | Steam preheating frequency-variable beverage sterilizing device |
| CN104366650A (en) * | 2014-11-18 | 2015-02-25 | 光明乳业股份有限公司 | Drink sterilization device |
| CN105104525A (en) * | 2015-07-31 | 2015-12-02 | 江苏楷益智能科技有限公司 | Vacuum transient heating and sterilizing device |
| CN109140991A (en) * | 2017-06-15 | 2019-01-04 | 上海沃迪自动化装备股份有限公司 | A kind of solid material disinfection system |
| CN111643702A (en) * | 2020-05-13 | 2020-09-11 | 石家庄吉瑞节能技术有限公司 | Automatic control system for continuous sterilization |
| WO2022082616A1 (en) * | 2020-10-21 | 2022-04-28 | 南京延长反应技术研究院有限公司 | Erythromycin processing system and processing method therefor |
| WO2022082619A1 (en) * | 2020-10-21 | 2022-04-28 | 南京延长反应技术研究院有限公司 | Penicillin refining system and refining method therefor |
| WO2022082620A1 (en) * | 2020-10-21 | 2022-04-28 | 南京延长反应技术研究院有限公司 | Micro-interface fermentation system and fermentation method using same |
-
2012
- 2012-11-20 CN CN 201220615629 patent/CN202909140U/en not_active Ceased
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104323393A (en) * | 2014-11-18 | 2015-02-04 | 光明乳业股份有限公司 | Steam preheating frequency-variable beverage sterilizing device |
| CN104366650A (en) * | 2014-11-18 | 2015-02-25 | 光明乳业股份有限公司 | Drink sterilization device |
| CN104366650B (en) * | 2014-11-18 | 2017-06-06 | 光明乳业股份有限公司 | beverage sterilizing device |
| CN105104525A (en) * | 2015-07-31 | 2015-12-02 | 江苏楷益智能科技有限公司 | Vacuum transient heating and sterilizing device |
| CN109140991A (en) * | 2017-06-15 | 2019-01-04 | 上海沃迪自动化装备股份有限公司 | A kind of solid material disinfection system |
| CN111643702A (en) * | 2020-05-13 | 2020-09-11 | 石家庄吉瑞节能技术有限公司 | Automatic control system for continuous sterilization |
| CN111643702B (en) * | 2020-05-13 | 2021-12-21 | 石家庄吉瑞节能技术有限公司 | Automatic control system for continuous sterilization |
| WO2022082616A1 (en) * | 2020-10-21 | 2022-04-28 | 南京延长反应技术研究院有限公司 | Erythromycin processing system and processing method therefor |
| WO2022082619A1 (en) * | 2020-10-21 | 2022-04-28 | 南京延长反应技术研究院有限公司 | Penicillin refining system and refining method therefor |
| WO2022082620A1 (en) * | 2020-10-21 | 2022-04-28 | 南京延长反应技术研究院有限公司 | Micro-interface fermentation system and fermentation method using same |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHIJIAZHUANG JIRUI ENERGY SAVING TECHNOLOGY CO., L Free format text: FORMER OWNER: XU QINMIN Effective date: 20131224 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 050011 SHIJIAZHUANG, HEBEI PROVINCE TO: 050035 SHIJIAZHUANG, HEBEI PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20131224 Address after: Topsoft Park No. 238 Changjiang Road in Hebei city of Shijiazhuang province high tech Zone 050035 Building No. 2 Room 501 Patentee after: Shijiazhuang Jirui Energy-Saving Technology Co., Ltd. Address before: 050011, Hebei University Of Science and Technology, 12, 2-1302 prosperous street, Hebei, Shijiazhuang Patentee before: Xu Qinmin |
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| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20180726 Decision number of declaring invalidation: 36561 Granted publication date: 20130501 |
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| IW01 | Full invalidation of patent right |