CN206081667U - MVR distillation plant - Google Patents
MVR distillation plant Download PDFInfo
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- CN206081667U CN206081667U CN201621039253.0U CN201621039253U CN206081667U CN 206081667 U CN206081667 U CN 206081667U CN 201621039253 U CN201621039253 U CN 201621039253U CN 206081667 U CN206081667 U CN 206081667U
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Abstract
The utility model provides a MVR evaporation distillation plant, the secondary vapor outlet at fractionation by distillation ware top couples with condensate preheater and the import of MVR compressor respectively, this MVR compressor export and the hookup of evaporimeter steam inlet, the material of pre -heater exports and preheats condenser material import hookup, preheat export of condenser material and fractionation by distillation implements material import hookup, be equipped with material forced circulation system between this fractionation by distillation ware and the evaporimeter, evaporimeter feeding pipe and discharging pump are connected. The utility model discloses utilize the vapor recompression technique, with secondary vapor recompression, improve steam utilization rate, reduce the energy consumption. Simultaneously can make the material fully retrieved. But wide application in the occasion of operations such as being equipped with the evaporation, distill, draw.
Description
Technical field
This utility model is related to a kind of MVR evaporative distillations device.
Background technology
In the industries such as evaporation, extraction, the purity of production efficiency and product is increasingly paid attention to.Production efficiency is related generally to
The expenses such as energy consumption, operation.Product purity includes evaporating the pollution level of indirect steam, the cleanliness factor of condensed water, thing after concentration
Purity of material etc..
Thermal source is still using steam or other thermal mediums, high energy consumption in many distilling apparatus.Using MVR devices, will
The indirect steam compression that separated goes out is recycled, and using electric energy heat energy is converted into, and substantially reduces operating cost.Preheater is set
Preheating step by step, thermal source under different temperatures can rationally be utilized, reducing energy consumption.
Occasion is evaporated in MVR, the usual simple structure of separator is reduced by improving separator volume or arranging Despumation device
The possibility of thing foam entrainment.Especially in the evaporation operating mode containing Organic substance, simple separator can not meet wanting for separation accuracy
Ask, need the separation that Organic substance is realized by way of distillation, then need for separator to be changed to unique band distillation function of arranging
Segregation apparatuss, to reach qualified discharge and the efficient recovery of material of condensed water.
Utility model content
This utility model provides a kind of MVR evaporative distillations device.Its by MVR, separated, preheating condensation, it is continuous by
Level preheating is integrated in set of device, reducing energy consumption, raising distillation and separating effect.
The technical scheme that this utility model is adopted is:
A kind of MVR evaporative distillations device, at the top of separated device indirect steam outlet respectively with condensate preheater and MVR
Compressor inlet couples;The MVR compressor outlets and vaporizer steam inlet couple;The material outlet of preheater and preheating condensation
Device material inlet couples;Pre- reheater condenser material outlet couples with separated device material inlet;The separated device and evaporation
Material forced circulation system is provided between device;The evaporation feed liquor pipeline and discharging pump connect.
Regulating valve is set between the separated device and condensate preheater, the regulating valve import divides respectively with the distillation
Indirect steam outlet and the connection of MVR compressor inlets at the top of device;And valve outlet port is adjusted with preheating condenser vapor import connection
Connect,
The material forced circulation system being provided between the separated device and vaporizer includes circulating pump, and the circulating pump enters
Mouth and the outlet connection of separated device recycle stock, and export and discharging pump inlet outer with the connection of vaporizer material inlet and connect,
Simultaneously vaporizer material outlet couples with separated device recycle stock import.
The preheating condensator outlet is extracted pump inlet out and is coupled with pumped vacuum systems and condensed water respectively, condensate pump outlet
Couple with separated device overhead reflux and condensation of water pipeline respectively;The condensation of water pipeline and evaporator condensation water out join
Couple with the import of preheater thermal source after connecing.
This utility model will distill and separation is fused together, and improves indirect steam and condensed water cleanliness factor.
This utility model will be preheated and condenser fusion, the composition of indirect steam be changed by adjusting preheating condensation number, together
When can change the temperature of preheating.
In a word, this utility model is by using MVR technology reducing energy consumptions;By separated, evaporation indirect steam is improved
Cleanliness factor;By the backflow of condensed water in condensate preheater, the purity of indirect steam is adjusted;By preheating step by step, energy is reduced
Consumption.Energy utilization can be reached maximization by this device with the cleanliness factor of the maximum amount of raising steam.
Compressed using MVR, convert electrical energy into heat energy, reduce the consumption of the traditional heat sources such as steam;Using separated device,
To distill and separate and organically combine, by the effect of separated device top indirect steam condensing reflux and separator, by two
Secondary steam cleanliness factor, the purity of material are improved.Especially in industries such as wastewater treatments, heavy constituent will be stayed completely during Waste water concentrating
In concentrated solution, organic principle present in it needs to extract and reclaims, and needs COD level in strict control condensed water, it is desirable to steam
The indirect steam purity requirements sent out are higher.This device can be very good to realize this point.
This utility model is applied to industry product and useless evaporation of water and the extractions such as food, chemical industry, pharmacy, pesticide.Using
MVR techniques, distillation, the theory for preheating step by step, improve energy utilization rate, also can reach the purpose of energy-conservation.
Description of the drawings
Fig. 1 is this utility model structural representation.
Specific embodiment
This utility model is further illustrated below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of MVR evaporative distillations device, the indirect steam outlet at the top of separated device 3 respectively with condensation
Preheater 4 and the import of MVR compressors 1 couple;The outlet of MVR compressors 1 and the connection of the steam inlet of vaporizer 2;The thing of preheater 5
Material outlet couples with the material inlet of pre- reheater condenser 4;The material outlet of pre- reheater condenser 4 couples with the material inlet of separated device 3;
Material forced circulation system is provided between the separated device 3 and vaporizer 2;The charging aperture of the vaporizer 2 and discharging pump 9 connect
Connect.Above-mentioned pre- reheater condenser 4 arranges two sections, and two sections of cooling waters are respectively adopted low-temperature material and recirculated cooling water.Due to entering material
Stream amount is less, it is impossible to completely condense the steam of the hot side of condensate preheater 4, and one section of recirculated cooling water need to be added to ensure secondary steaming
Vapour total condensation, can otherwise cause the aggregation of unnecessary indirect steam, system temperature to raise, and system evaporation capacity is not enough, it is difficult to normal
Operation.
Between the separated device 3 and condensate preheater 4 arrange regulating valve 7, the import of regulating valve 7 respectively with the steaming
Evaporate the indirect steam outlet and the import of MVR compressors 1 connection at the top of separator 3;And regulating valve 7 is exported and steamed with pre- reheater condenser 4
Vapor inlet couples, can will be excessive in vapo(u)rization system to realize the regulation to preheating temperature, also by adjusting the quantity of steam of preheating
Steam and secondary fixed gas are extracted out after condensate preheater.
The material forced circulation system being provided between the separated device 3 and vaporizer 2 includes circulating pump 8, the circulation
The import of pump 8 and the outlet connection of the recycle stock of separated device 3, and outlet and the material inlet of vaporizer 2 couple outer and discharging pump 9 and enter
Mouth connection, while the material outlet of vaporizer 2 couples with the recycle stock import of separated device 3.Material is in vaporizer 2 and distillation point
Forced circulation pattern is formed between device 3.The material strong for fouling tendencies such as waste water can both improve heat transfer by forced circulation
Coefficient can slow down or even prevent fouling again.
The pre- reheater condenser 4 is exported and coupled with pumped vacuum systems and the import of condensed water drawing pump 6 respectively, by system
Cold water and secondary fixed gas are discharged, and maintain the vacuum of system.Condensate pump 6 export respectively with the overhead reflux of separated device 3
With the connection of condensation of water pipeline;Join with the thermal source import of preheater 5 after the condensation of water pipeline and the connection of the condensation-water drain of vaporizer 2
Connect.Above-mentioned condensate preheater 4 outlet a part of condensed water it is reflowable into separated device 3, in separated device 3 with to
The indirect steam of upper motion carries out countercurrent mass transfer heat transfer, it is ensured that the purity of indirect steam, especially in the work evaporated containing Organic substance
Condition need to consider to arrange.
The course of work of the present utility model:Pass through preheater 5 through the material of pretreatment, the thermal source of preheater 5 adopts device
Condensed water;Again through pre- reheater condenser 4, the part indirect steam that the thermal source of pre- reheater condenser 4 is produced using separated device 3;
Be heated the gas-liquid mixture of evaporation carries out gas-liquid separation into the bottom of separated device 3, and gas rises in separated device 3
During carry out mass-and heat-transfer with the condensed water of the backflow of pre- reheater condenser 4, lift the degree of purity of indirect steam.
As shown in figure 1, most of indirect steam of the outlet of separated device 3 is recompressed into MVR compressors 1, carry
High-quality, as the heat source of vaporizer 2, reduces the consumption of live steam.MVR compressor outlets are superheated steam, are passed through
Superheated steam is changed into saturated vapor by water spray, while reaching the effect of supplementary steam.
Claims (4)
1. a kind of MVR evaporative distillations device, it is characterised in that:At the top of separated device (3) indirect steam outlet respectively with it is cold
Condensate preheater device (4) and MVR compressors (1) import couple;MVR compressors (1) outlet and the connection of vaporizer (2) steam inlet;
The material outlet of preheater (5) couples with pre- reheater condenser (4) material inlet;Pre- reheater condenser (4) material outlet and distillation point
From the connection of device (3) material inlet;Material forced circulation system is provided between the separated device (3) and vaporizer (2);The steaming
Send out device (2) charging aperture and discharging pump (9) import connection.
2. a kind of MVR evaporative distillations device according to claim 1, it is characterised in that:The separated device (3) with it is cold
Condensate preheater device arranges regulating valve between (4)(7), regulating valve (7) import respectively with the separated device (3) at the top of it is secondary
Steam (vapor) outlet and MVR compressors (1) import couple;And regulating valve (7) outlet couples with pre- reheater condenser (4) steam inlet.
3. a kind of MVR evaporative distillations device according to claim 1, it is characterised in that:The separated device (3) and steaming
Sending out the material forced circulation system being provided between device (2) includes circulating pump (8), circulating pump (8) import and separated device (3)
Recycle stock outlet connection, and and discharging pump (9) import connection outer with the connection of vaporizer (2) material inlet is exported, while evaporation
Device (2) material outlet couples with separated device (3) recycle stock import.
4. a kind of MVR evaporative distillations device according to claim 1, it is characterised in that:Pre- reheater condenser (4) outlet
Couple with pumped vacuum systems and condensed water drawing pump (6) import respectively, condensate pump (6) outlet respectively with separated device (3)
Overhead reflux and condensation of water pipeline couple;The condensation of water pipeline and vaporizer (2) condensation-water drain connection after and preheater
(5) thermal source import connection.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621039253.0U CN206081667U (en) | 2016-09-06 | 2016-09-06 | MVR distillation plant |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621039253.0U CN206081667U (en) | 2016-09-06 | 2016-09-06 | MVR distillation plant |
Publications (1)
Publication Number | Publication Date |
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CN206081667U true CN206081667U (en) | 2017-04-12 |
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Application Number | Title | Priority Date | Filing Date |
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CN201621039253.0U Expired - Fee Related CN206081667U (en) | 2016-09-06 | 2016-09-06 | MVR distillation plant |
Country Status (1)
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CN (1) | CN206081667U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109276898A (en) * | 2017-07-19 | 2019-01-29 | 中国科学院理化技术研究所 | Integrated system for concentrating fruit juice and recovering essence |
CN113905794A (en) * | 2019-05-27 | 2022-01-07 | 梅格(股份)责任有限公司 | Method and system for washing articles produced from industrial production by using solvent |
-
2016
- 2016-09-06 CN CN201621039253.0U patent/CN206081667U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109276898A (en) * | 2017-07-19 | 2019-01-29 | 中国科学院理化技术研究所 | Integrated system for concentrating fruit juice and recovering essence |
CN109276898B (en) * | 2017-07-19 | 2020-10-16 | 中国科学院理化技术研究所 | Integrated system for concentrating fruit juice and recovering essence |
CN113905794A (en) * | 2019-05-27 | 2022-01-07 | 梅格(股份)责任有限公司 | Method and system for washing articles produced from industrial production by using solvent |
US20220234082A1 (en) * | 2019-05-27 | 2022-07-28 | Meg Srl | Process and system for washing items resulting from an industrial production by using solvents |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170412 |
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CF01 | Termination of patent right due to non-payment of annual fee |