CN205307819U - Low temperature evaporation concentration system - Google Patents
Low temperature evaporation concentration system Download PDFInfo
- Publication number
- CN205307819U CN205307819U CN201520986889.5U CN201520986889U CN205307819U CN 205307819 U CN205307819 U CN 205307819U CN 201520986889 U CN201520986889 U CN 201520986889U CN 205307819 U CN205307819 U CN 205307819U
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- China
- Prior art keywords
- refrigerant
- evaporator room
- evaporator
- condensing chamber
- pump
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- 238000001704 evaporation Methods 0.000 title claims abstract description 36
- 230000008020 evaporation Effects 0.000 title claims abstract description 29
- 239000003507 refrigerant Substances 0.000 claims abstract description 60
- 239000000463 material Substances 0.000 claims abstract description 45
- 238000009833 condensation Methods 0.000 claims abstract description 15
- 230000005494 condensation Effects 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 239000003795 chemical substances by application Substances 0.000 claims description 14
- 238000005057 refrigeration Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 abstract description 11
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 238000009834 vaporization Methods 0.000 description 14
- 230000008016 vaporization Effects 0.000 description 14
- 239000000126 substance Substances 0.000 description 7
- 238000009835 boiling Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
Landscapes
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model provides a pair of low temperature evaporation concentration system relates to the evaporative concentration field, wherein, the system includes: an evaporating chamber, condensation chamber, vacuum pump, refrigerant condenser, refrigerant evaporimeter, throttling arrangement and compressor for the material evaporation, the evaporating chamber with the condensation chamber intercommunication, vacuum pump connection evaporating chamber or condensation chamber, the refrigerant condenser is arranged in in the evaporating chamber, the refrigerant evaporimeter is arranged in in the condensation chamber, the export of the refrigerant of refrigerant evaporimeter with the one end of compressor is connected, the refrigerant of refrigerant condenser entry with the other end of compressor is connected, the refrigerant of refrigerant evaporimeter entry with throttling arrangement's one end is connected, the export of the refrigerant of refrigerant condenser with throttling arrangement's the other end is connected. This system passes through the exhaust temperature that throttling arrangement adjusted the compression machine for the evaporative concentration process of material can be moved under lower temperature.
Description
Technical field
The utility model relates to evaporation concentration field, particularly relates to a kind of low-temperature evaporation concentration systems.
Background technology
Evaporating and concentrating process is widely used in the industries such as chemical industry, pharmacy, wastewater treatment, and object is the moisture removed in material, reaches the object extracted solid phase prod in material or make material minimizing. Current way is the technique adopting multiple-effect evaporation and function of mechanical steam recompression mostly, the former significant shortcoming is that steam consumption is big, and energy utilization rate is low, and the latter reclaims secondary steam by vapour compressor, substantially increase the utilization ratio of the energy, also it is the evaporation mode of at present most energy-conserving and environment-protective. But when vaporization temperature is lower, the efficiency of compressor significantly declines, and system vaporization efficiency also can decline thereupon. Some being needed to the material of low-temperature evaporation, such as heat-sensitive material, the too high meeting of vaporization temperature causes its character to change, and adopts function of mechanical steam recompression mode that its vaporization efficiency will be made to have a greatly reduced quality.
In chemical industry, pharmacy field, there is a large amount of heat-sensitive substances and the material of high boiling point temperature rise, for heat-sensitive substance, in the evaporating concentration process to it, if temperature is too high, its character will be made to change; For the material of some high boiling point temperature rise, its boiling point temperature rise raises along with the rising of vaporization temperature, if vaporization temperature is higher, system energy consumption will be made huge.
Practical novel content
For the defect of prior art, the utility model proposes a kind of low-temperature evaporation concentration systems solved the problems of the technologies described above, it is achieved at a lower temperature material is carried out evaporation concentration.
The utility model provides a kind of low-temperature evaporation concentration systems, comprising: for the evaporator room of material evaporation, condensing chamber, vacuum pump, refrigerant condenser, refrigerant evaporator, throttling set and compressor;
Described evaporator room is connected with described condensing chamber, and described vacuum pump connects described evaporator room or condensing chamber, and described refrigerant condenser is placed in described evaporator room, and described refrigerant evaporator is placed in described condensing chamber;
The refrigerant outlet of described refrigerant evaporator is connected with one end of described compressor, the refrigerant inlet of described refrigerant condenser is connected with the other end of described compressor, the refrigerant inlet of described refrigerant evaporator is connected with one end of described throttling set, and the refrigerant outlet of described refrigerant condenser is connected with the other end of described throttling set.
Preferably, the relative position of described condensing chamber is higher than the relative position of described evaporator room.
Preferably, described refrigerant condenser and described evaporator room form tube shell type structure, be the refrigeration agent of High Temperature High Pressure, be material to be evaporated in shell side in pipe side.
Preferably, described refrigerant evaporator and described condensing chamber form tube shell type structure, be the refrigeration agent of low-temp low-pressure, be water vapour to be condensed in shell side in pipe side.
Preferably, described system also comprises condensate collector, and described condensate collector is connected with the bottom of described condensing chamber, and described vacuum pump is connected with described condensing chamber by described condensate collector.
Preferably, described system also comprises: feeding unit, and described feeding unit is connected with the top of described evaporator room.
Preferably, described system also comprises: discharge device, and described discharge device is connected with the bottom of described evaporator room.
Preferably, described discharge device comprises discharge pump and concentrated solution collector, and described concentrated solution collector is connected with one end of described discharge pump, and the bottom of described evaporator room is connected with the other end of described discharge pump.
Preferably, described system also comprises preheater, and described preheater is arranged between described feeding unit and described evaporator room, carries out preheating for treating the material entering described evaporator room.
Preferably, described system also comprises condensate pump, described condensate collector is connected with one end of described condensate pump, and described preheater is connected with the other end of described condensate pump, so that the material in described preheater is carried out preheating by the water of condensation collected in described condensate collector.
As shown from the above technical solution, a kind of low-temperature evaporation concentration systems that the utility model provides, utilize and by the refrigeration agent of High Temperature High Pressure after compressor compresses, heating material is evaporated, utilize the refrigeration agent of the low-temp low-pressure after being throttled by throttling set that the water vapor of evaporation is carried out condensation, thus reach the object removing moisture in material. In this process, the exhaust temperature of compressor is regulated by throttling set, the evaporating concentration process of material is run at a lower temperature, solve problem that heat-sensitive materials makes the character of material own change because vaporization temperature is too high and high boiling point temperature rise material raises with vaporization temperature, boiling point raises, and system consumes energy huge problem.
Accompanying drawing explanation
The low-temperature evaporation concentration systems structural representation that Fig. 1 provides for the utility model one embodiment.
In figure: 1, compressor; 2, refrigerant condenser; 3, throttling set; 4, refrigerant evaporator; 5, evaporator room; 6, condensing chamber; 7, condensate collector; 8, vacuum pump; 9, fresh feed pump; 10, preheater; 11, discharge pump; 12, concentrated solution collector; 13, storage tank.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail. Following examples are for illustration of the utility model, but are not used for limiting scope of the present utility model.
The low-temperature evaporation concentration systems structural representation that Fig. 1 provides for the utility model one embodiment, as shown in Figure 1, the low-temperature evaporation concentration systems structure of the present embodiment as follows described in.
A kind of low-temperature evaporation concentration systems that the utility model provides comprises: for placing the evaporator room 5 of material, condensing chamber 6, vacuum pump 8, refrigerant condenser 2, refrigerant evaporator 4, throttling set 3 and compressor 1;
The refrigerant outlet of described refrigerant evaporator 4 is connected with one end of described compressor 1, the refrigerant inlet of described refrigerant condenser 2 is connected with the other end of described compressor 1, the refrigerant inlet of described refrigerant evaporator 4 is connected with one end of described throttling set 3, and the refrigerant outlet of described refrigerant condenser 2 is connected with the other end of described throttling set 3.Throttling set 3 is for regulating the exhaust temperature of compressor 1, thus regulates the vaporization temperature of material.
Further, the relative position of described condensing chamber 6 is higher than the relative position of described evaporator room 5, so that the water vapour that material evaporation to be evaporated in evaporator room 5 goes out can lead in condensing chamber 6 smoothly.
Described evaporator room 5 is connected with described condensation 6 Room, and described vacuum pump 8 connects described evaporator room 5 or condensing chamber 6, and described refrigerant condenser 2 is placed in described evaporator room 5, and described refrigerant evaporator 4 is placed in described condensing chamber 6; Concrete, described refrigerant condenser 2 forms tube shell type structure with described evaporator room 5, it it is the refrigeration agent of High Temperature High Pressure in pipe side, it it is material to be evaporated in shell side, described refrigerant evaporator 4 forms tube shell type structure with described condensing chamber 6, it is the refrigeration agent of low-temp low-pressure in pipe side, it is water vapour to be condensed in shell side.
Further, described system also comprises condensate collector 7, described condensate collector 7 is connected with the bottom of described condensing chamber 4, and described vacuum pump 8 is connected with described condensing chamber by described condensate collector 7, the non-condensable gases such as the air in vacuum pump 8 extraction system in operational process. In addition owing to system is cryogenic vaporization systems, system is run under condition of negative pressure, and air extracted out by vacuum pump 8 when system starts to run so that it is under being in subnormal ambient.
Further, described system also comprises: feeding unit, and described feeding unit is connected with the top of described evaporator room 5. It should be appreciated that described feeding unit can be storage tank 13 and fresh feed pump 9, it is possible to think the feeding unit of other modes.
Further, described system also comprises: discharge device, described discharge device is connected with the bottom of described evaporator room 5, described discharge device comprises discharge pump 11 and concentrated solution collector 12, described concentrated solution collector 12 is connected with one end of described discharge pump 11, and the bottom of described evaporator room 5 is connected with the other end of described discharge pump 11.
In the enforcement mode that another can realize of the present utility model, described system also comprises preheater 10, described preheater 10 is arranged between described feeding unit and described evaporator room 5, the material entering described evaporator room 5 for treating carries out preheating, to improve temperature of charge, it is to increase evaporation concentration efficiency.
In the enforcement mode that another can realize of the present utility model, described system also comprises condensate pump, described condensate collector 7 is connected with one end of described condensate pump, described preheater 10 is connected with the other end of described condensate pump, so that the material entered in described preheater 10 is carried out preheating by the water of condensation collected in described condensate collector 7. The refrigeration agent of the High Temperature High Pressure after compressor 1 compresses flows in refrigerant condenser 2, thermal exchange is carried out with the material in evaporator room 5, moisture in material is evaporated and becomes water vapor, water vapor flows in the condensing chamber 6 of material system by pipeline, with refrigerant evaporator 4 heat exchange in condensing chamber 6, water vapor becomes water of condensation and enters condensate collector 7, preheater 10 is entered afterwards by condensate pump pump, preheating is carried out to entering the material before evaporator room 5, recycle the waste heat of secondary steam that material evaporation produces, substantially increase capacity usage ratio.
The workflow of above-mentioned low-temperature evaporation concentration systems is described below:
After cryoconcentration system is opened, first evaporator room 5 and condensing chamber 6 are vacuumized, after reaching certain negative pressure, open coolant system, refrigeration agent is compressed by compressor 1, improve temperature and the pressure of refrigeration agent, this refrigeration agent enters refrigerant condenser 2, heat exchange is carried out with the material in evaporator room 5, material obtains heat, after moisture reaches the vaporization temperature under current pressure, it is evaporated from material, moisture evaporation enters condensing chamber 6 after forming water vapor, refrigeration agent enters throttling set 3, after throttling, temperature, pressure reduces, enter refrigerant evaporator 4, with the water vapor heat exchange in condensing chamber 6, water vapor condensation in condensing chamber 6, thus reach object that material is separated with moisture, condensate collector 7 is entered after water vapor condensation, for making full use of the heat of water of condensation, water of condensation condensate pump pump is entered preheater 10, wherein with enter the material heat exchange before evaporator room 5, discharge after transferring heat to material.Make use of the waste heat of water of condensation like this, it is to increase capacity usage ratio. And refrigeration agent enters the circulation that compressor 1 starts next and takes turns. Material sends into evaporator room 5 by fresh feed pump 9, after it is evaporated to required concentration, enters concentrated solution collector 12 from evaporator room 5. Within the system, the vaporization temperature of material is determined by the exhaust temperature of compressor 1, and the exhaust temperature of compressor 1, pressure ratio regulate by throttling set 3. Therefore lower vaporization temperature can be realized.
Said system can treat evaporation material carry out low-temperature evaporation concentrate, avoid rotten in evaporative process of heat-sensitive substance, solve the heat-sensitive substance in the fields such as chemical industry, pharmacy, wastewater treatment and the evaporation concentration problem of material that boiling point temperature rise improves with vaporization temperature.
It will be appreciated by those skilled in the art that, it is possible to carry out the module in the equipment in embodiment adaptively changing and they are arranged and is in one or more equipment that this embodiment is different. Module in embodiment or unit or assembly can be combined into a module or unit or assembly, and multiple submodule block or subelement or subgroup part can be put them in addition. Except at least some in such feature and/or process or unit is mutually exclusive part, it is possible to adopt any combination all processes or the unit of all features disclosed in this specification sheets (comprising adjoint claim, summary and accompanying drawing) and so disclosed any method or equipment to be combined. Unless expressly stated otherwise, each feature disclosed in this specification sheets (comprising adjoint claim, summary and accompanying drawing) can by providing alternative features that is identical, equivalent or similar object to replace.
In addition, the technician of this area can understand, although embodiments more described herein comprise some feature included in other embodiment instead of further feature, but the combination of the feature of different embodiment means to be within scope of the present utility model and forms different embodiments. Such as, in the following claims, the one of any of claimed embodiment can use with arbitrary array mode.
Each parts embodiment of the present utility model with hardware implementing, or can realize with the software module run on one or more treater, or realizes with their combination. Should it is to be noted that the utility model be described instead of be limited by the utility model by above-described embodiment, and those skilled in the art can design alternative embodiment when not departing from the scope of claims. In the claims, it should not any reference symbol construction between bracket is become limitations on claims. Word " comprises " element or step not getting rid of and exist and do not arrange in the claims. Word "a" or "an" before being positioned at element is not got rid of and be there is multiple such element. The utility model can by means of including the hardware of some different elements and realize by means of the computer suitably programmed. In the unit claim listing some devices, some in these devices can be carry out particular embodiment by same hardware branch. Word first, second and third-class use do not represent any order. Can be title by these word explanations.
Finally it is noted that one of ordinary skill in the art will appreciate that: above each embodiment, only in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model being described in detail with reference to foregoing embodiments, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein some or all of technology feature is carried out equivalent replacement; And these amendments or replacement, do not make essence disengaging the utility model claim limited range of appropriate technical solution.
Claims (10)
1. a low-temperature evaporation concentration systems, it is characterised in that, described system comprises: for the evaporator room of material evaporation, condensing chamber, vacuum pump, refrigerant condenser, refrigerant evaporator, throttling set and compressor;
Described evaporator room is connected with described condensing chamber, and described vacuum pump connects described evaporator room or condensing chamber, and described refrigerant condenser is placed in described evaporator room, and described refrigerant evaporator is placed in described condensing chamber;
The refrigerant outlet of described refrigerant evaporator is connected with one end of described compressor, the refrigerant inlet of described refrigerant condenser is connected with the other end of described compressor, the refrigerant inlet of described refrigerant evaporator is connected with one end of described throttling set, and the refrigerant outlet of described refrigerant condenser is connected with the other end of described throttling set.
2. system according to claim 1, it is characterised in that, the relative position of described condensing chamber is higher than the relative position of described evaporator room.
3. system according to claim 1, it is characterised in that, described refrigerant condenser and described evaporator room form tube shell type structure, be the refrigeration agent of High Temperature High Pressure, be material to be evaporated in shell side in pipe side.
4. system according to claim 1, it is characterised in that, described refrigerant evaporator and described condensing chamber form tube shell type structure, be the refrigeration agent of low-temp low-pressure, be water vapour to be condensed in shell side in pipe side.
5. system according to claim 1, it is characterised in that, described system also comprises condensate collector, and described condensate collector is connected with the bottom of described condensing chamber, and described vacuum pump is connected with described condensing chamber by described condensate collector.
6. system according to claim 5, it is characterised in that, described system also comprises: feeding unit, and described feeding unit is connected with the top of described evaporator room.
7. system according to claim 1, it is characterised in that, described system also comprises: discharge device, and described discharge device is connected with the bottom of described evaporator room.
8. system according to claim 7, it is characterised in that, described discharge device comprises discharge pump and concentrated solution collector, and described concentrated solution collector is connected with one end of described discharge pump, and the bottom of described evaporator room is connected with the other end of described discharge pump.
9. system according to claim 6, it is characterised in that, described system also comprises preheater, and described preheater is arranged between described feeding unit and described evaporator room, carries out preheating for treating the material entering described evaporator room.
10. system according to claim 9, it is characterized in that, described system also comprises condensate pump, described condensate collector is connected with one end of described condensate pump, described preheater is connected with the other end of described condensate pump, so that the material entering described preheater is carried out preheating by the water of condensation collected in described condensate collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520986889.5U CN205307819U (en) | 2015-12-02 | 2015-12-02 | Low temperature evaporation concentration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520986889.5U CN205307819U (en) | 2015-12-02 | 2015-12-02 | Low temperature evaporation concentration system |
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| Publication Number | Publication Date |
|---|---|
| CN205307819U true CN205307819U (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520986889.5U Expired - Fee Related CN205307819U (en) | 2015-12-02 | 2015-12-02 | Low temperature evaporation concentration system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105435476A (en) * | 2015-12-02 | 2016-03-30 | 中国科学院理化技术研究所 | Low-temperature evaporation and concentration system |
| CN112875780A (en) * | 2020-12-22 | 2021-06-01 | 海宁豪之杰机械有限公司 | Sewage evaporation treatment device |
-
2015
- 2015-12-02 CN CN201520986889.5U patent/CN205307819U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105435476A (en) * | 2015-12-02 | 2016-03-30 | 中国科学院理化技术研究所 | Low-temperature evaporation and concentration system |
| CN112875780A (en) * | 2020-12-22 | 2021-06-01 | 海宁豪之杰机械有限公司 | Sewage evaporation treatment device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160615 |