CN205773465U - A kind of chinlon 6 section monomer water reclamation system - Google Patents
A kind of chinlon 6 section monomer water reclamation system Download PDFInfo
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- CN205773465U CN205773465U CN201620588386.7U CN201620588386U CN205773465U CN 205773465 U CN205773465 U CN 205773465U CN 201620588386 U CN201620588386 U CN 201620588386U CN 205773465 U CN205773465 U CN 205773465U
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- falling film
- triple
- evaporator
- chinlon
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Abstract
The utility model discloses a kind of chinlon 6 section monomer water reclamation system, it includes an effect falling film evaporation system, two effect falling film evaporation systems, triple effect evaporation system and Mechanical Vapor Compression, a described effect falling film evaporation system includes an effect falling film evaporator and an effect circulating pump, described two effect falling film evaporation systems include two effect falling film evaporators and two effect circulating pumps, described triple effect evaporation system includes triple effect evaporator, triple effect heater and triple effect cycle pump, and described Mechanical Vapor Compression is connected with described two effect falling film evaporators and triple effect evaporator by pipeline.The indirect steam that vapo(u)rization system is produced by above-mentioned chinlon 6 section monomer water reclamation system by Mechanical Vapor Compression, compress through compressor, pressure, temperature raise, heat content increases, the heating chamber being then delivered to vapo(u)rization system uses as adding vapours, make feed liquid maintain fluidized state, add vapours itself and be then condensed into water.Not only technique is simple；And energy-saving and emission-reduction, reduce the production cost of enterprise.
Description
Technical field
This utility model belongs to chinlon 6 section production technology, especially relates to a kind of chinlon 6 section monomer Water Sproading system
System.
Background technology
Chinlon 6 is to realize one of industrialized synthetic fibers the earliest, and as far back as nineteen forty-two, the FARBE of Germany has just built up first
Bar chinlon 6 production line.In decades, chinlon 6 industry experienced by huge development, and current chinlon 6 is mainly used in four aspects:
Weaving long filament, industrial long filament, engineering plastics and BCF carpet silk.
The main production method used of chinlon 6 section polymerization is hydrolysis polymerisation routes, reaches in polyreaction at chinlon 6
During to balance, in balance system containing about 1.5% oligomer and 7～the caprolactam of 10%, need in section after polymerization
Oligomer and monomer caprolactam extract.
Chinlon 6 section monomer water recovery process includes that three-effect counter flow forces heating technique and triple effect following current to be forced mostly at present
Heating technique；The mode difference supplied according to oneself enterprise energy in industry, the mode of heating of selection is the most different；General bag
Include steam heating and heat-conducting oil heating；The production cost of heat-conducting oil heating is high, boiler efficiency is low, is unfavorable for energy-saving and emission-reduction.
Therefore, steam heating is the most mostly used.But traditional chinlon 6 section monomer water recovery process uses steam to add
During heat, it is required for filling into a large amount of steam and heats, the most often process one ton of monomer water, consume steam 0.595 ton.It is extremely difficult to brocade
Synthetic fibre industry clean production standard.
Utility model content
The purpose of this utility model is to provide a kind of chinlon 6 section monomer water reclamation system, and it has, and technique is simple, joint
Can reduce discharging and reduce the feature of production cost, above-mentioned with solve that chinlon 6 section monomer water reclamation system in prior art exists
Problem.
For reaching this purpose, this utility model by the following technical solutions:
A kind of chinlon 6 section monomer water reclamation system, it include an effect falling film evaporation system, two effect falling film evaporation systems,
Triple effect evaporation system and Mechanical Vapor Compression, wherein,
A described effect falling film evaporation system includes an effect falling film evaporator and an effect circulating pump, a described effect falling film evaporator
Upper connection has raw material inlet pipe and an effect circulating and evaporating loop, and a described effect circulating and evaporating loop is provided with an effect circulating pump,
Described two effect falling film evaporation systems include two effect falling film evaporators and two effect circulating pumps, described two effect falling film evaporators
Connecting raw material inlet pipe, described two effect circulating pumps are arranged on the two effect circulating and evaporating loops being connected to two effect falling film evaporators, and
It is connected between described two effect falling film evaporators with a described effect falling film evaporator and has the first jet chimney,
Described triple effect evaporation system includes triple effect evaporator, triple effect heater and triple effect cycle pump, described triple effect evaporator
It is connected formation triple effect cycle evaporation circuit with described triple effect heater, described triple effect cycle evaporation circuit is provided with triple effect cycle
Pump, is provided with concentration monomer water conveying pipe, described triple effect between described two effect circulating and evaporating loops and triple effect cycle evaporation circuit
Being connected between vaporizer with a described effect falling film evaporator and have the second jet chimney, described second jet chimney passes through indirect steam
Pipeline is connected with described Mechanical Vapor Compression, and described Mechanical Vapor Compression is by pipeline and described two effect falling film evaporators
It is connected with triple effect evaporator.
Especially, a described effect falling film evaporator, two effect falling film evaporators and triple effect heater are provided with for cold
The condensed water arm that solidifying water is discharged, described condensed water arm all accesses condensed water house steward.
Especially, described first jet chimney and the second jet chimney are provided with for purifying indirect steam
Steam purifier.
Especially, described steam purifier uses bath cleaning device, is passed through desalted water pipeline in described bath cleaning device..
Especially, the discharge ends of described condensed water house steward is provided with water collect tank, is provided with circulating pump, institute in described water collect tank
State circulating pump and connect feed heater by pipeline.
Especially, described two effect falling film evaporators access and are provided with regulation valve on the pipeline of described raw material inlet pipe, described dense
It is provided with regulation valve on contracting monomer conveying pipe, the pipeline between described Mechanical Vapor Compression and triple effect evaporator is provided with
Regulation valve.
The beneficial effects of the utility model are, the most described chinlon 6 section monomer water reclamation system is passed through
The indirect steam that vapo(u)rization system is produced by Mechanical Vapor Compression, compresses through compressor, and pressure, temperature raise, and heat content increases, so
After deliver to the heating chamber of vapo(u)rization system and use as adding vapours, make feed liquid maintain fluidized state, add vapours itself the coldest
Congeal into water.So, steam to be discarded just is fully utilized, and has reclaimed latent heat, improves again the thermal efficiency.Not only
Technique is simple；And energy-saving and emission-reduction, reduce the production cost of enterprise.
Accompanying drawing explanation
Fig. 1 is the structural representation of the chinlon 6 section monomer water reclamation system that this utility model detailed description of the invention 1 provides
Figure.
Detailed description of the invention
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by detailed description of the invention.
Referring to shown in Fig. 1, Fig. 1 is the chinlon 6 section monomer Water Sproading system that this utility model detailed description of the invention 1 provides
The structural representation of system.
In the present embodiment, a kind of chinlon 6 section monomer water reclamation system includes that an effect falling film evaporation system, two effect falling liquid films steam
The system of sending out, triple effect evaporation system and Mechanical Vapor Compression 1, wherein, a described effect falling film evaporation system includes that an effect falling liquid film steams
Sending out device 2 and an effect circulating pump 3, a described effect falling film evaporator 2 connects raw material inlet pipe 20 and an effect circulating and evaporating loop 4,
Being provided with an effect circulating pump 3 on a described effect circulating and evaporating loop 4, described two effect falling film evaporation systems include two effect falling film evaporations
Device 5 and two effect circulating pumps 6, described two effect falling film evaporators 5 connect raw material inlet pipe 20, described two effect circulating pumps 6 by regulation valve 7
It is arranged on the two effect circulating and evaporating loops 8 being connected on two effect falling film evaporators 5, and described two effect falling film evaporator 5 and institutes
Stating to connect between an effect falling film evaporator 2 has the first jet chimney 9, described triple effect evaporation system to include triple effect evaporator 10, three
Effect heater 11 and triple effect cycle pump 12, described triple effect evaporator 10 is connected formation triple effect cycle and steams with described triple effect heater 11
Beam back road 13, described triple effect cycle evaporation circuit 13 is provided with triple effect cycle pump 12, described two effect circulating and evaporating loops 8 and three
It is provided with concentration monomer water conveying pipe 14 between effect circulating and evaporating loop 13, described concentration monomer water conveying pipe 14 is provided with tune
Joint valve 7, is connected between described triple effect evaporator 10 with a described effect falling film evaporator 2 and has the second jet chimney 15, and described second
Jet chimney 15 is connected with described Mechanical Vapor Compression 1 by indirect steam pipeline 16, and described Mechanical Vapor Compression 1 leads to
Cross pipeline to be connected with described two effect falling film evaporators 5 and triple effect evaporator 10, described Mechanical Vapor Compression 1 and triple effect evaporation
Regulation valve 7 it is provided with on pipeline between device 10.
It is provided with for condensing height on described effect falling film evaporator 2, a two effect falling film evaporator 5 and triple effect heater 11
The condensed water arm that warm water is discharged, described condensed water arm all accesses condensed water house steward 17, the draining of described condensed water house steward 17
End is provided with water collect tank, is provided with circulating pump in described water collect tank, and described circulating pump connects feed heater by pipeline, is used for
Raw material is heated.
It is provided with the spray for indirect steam is purified on described first jet chimney 9 and the second jet chimney 15
Drench tower 18, in described spray column 18, be passed through shower water pipeline 19.
During work, monomer water respectively enters an effect falling film evaporator 2 and two effect falling film evaporators 5 are carried out through raw material inlet pipe 20
Evaporation and concentration, then is sent into after triple effect heater 11 heats again to be entered by triple effect evaporator 10 by concentration monomer water conveying pipe 14 again
Row evaporation and concentration, when being concentrated to set concentration, sends into the monomer water after evaporation and continues in the forced-circulation evaporator of rear end to steam
Send out.In evaporating concentration process, the indirect steam that an effect falling film evaporator 2 produces by after bath cleaning device 18 spray cleaning through the
One jet chimney 9 sends into the two effect falling film evaporators 5 thermal source as two effect falling film evaporators 5, and an effect falling film evaporator 2 produces
Indirect steam, by sending into Mechanical Vapor Compression 1 after bath cleaning device 18 spray cleaning, compresses through Mechanical Vapor Compression 1, pressure
Power, temperature raise, and heat content increases, and send in two effect falling film evaporators 5 and triple effect heater 11 as evaporation thermal source.
In the present embodiment, the evaporation capacity of an effect falling film evaporation system is 3854kg/h, and two effect falling film evaporation systems are
3659kg/h, triple effect evaporation system is 1186kg/h.
One effect discharge concentration moisture content is: 83.7%, and other are 16.3%, and boiling point is upgraded to 2 DEG C, produces indirect steam and is
101 DEG C, the temperature difference 6 DEG C.
Two effect discharge concentration moisture content are: 72.9%, and other are 37.1%, and boiling point is upgraded to 1 DEG C, produce indirect steam and are
108 DEG C, the temperature difference 7 DEG C.
Triple effect discharge concentration moisture content is: 40%, and other are 60%, and boiling point is upgraded to 8 DEG C, and producing indirect steam is 116 DEG C,
The temperature difference 8 DEG C.
Above example simply elaborates ultimate principle of the present utility model and characteristic, and this utility model is not by above-mentioned example
Limiting, on the premise of without departing from this utility model spirit and scope, this utility model also has various change and change, and these become
Change and change in the range of both falling within claimed this utility model.This utility model claims scope and is wanted by appended right
Book and equivalent thereof is asked to define.
Claims (6)
1. a chinlon 6 section monomer water reclamation system, it include an effect falling film evaporation system, two effect falling film evaporation systems, three
Effect vapo(u)rization system and Mechanical Vapor Compression, it is characterised in that
A described effect falling film evaporation system includes an effect falling film evaporator and an effect circulating pump, and a described effect falling film evaporator connects
It is connected to raw material inlet pipe and an effect circulating and evaporating loop, a described effect circulating and evaporating loop be provided with an effect circulating pump,
Described two effect falling film evaporation systems include that two effect falling film evaporators and two effect circulating pumps, described two effect falling film evaporators connect
Raw material inlet pipe, described two effect circulating pumps are arranged on the two effect circulating and evaporating loops being connected on two effect falling film evaporators, and institute
State to be connected between two effect falling film evaporators with a described effect falling film evaporator and have the first jet chimney,
Described triple effect evaporation system includes triple effect evaporator, triple effect heater and triple effect cycle pump, described triple effect evaporator and institute
State triple effect heater and connect formation triple effect cycle evaporation circuit, described triple effect cycle evaporation circuit is provided with triple effect cycle pump,
Concentration monomer water conveying pipe, described triple effect evaporation it is provided with between described two effect circulating and evaporating loops and triple effect cycle evaporation circuit
Being connected between device with a described effect falling film evaporator and have the second jet chimney, described second jet chimney passes through indirect steam pipeline
Being connected with described Mechanical Vapor Compression, described Mechanical Vapor Compression is by pipeline and described two effect falling film evaporators and three
Single-effect evaporator is connected.
Chinlon 6 section monomer water reclamation system the most according to claim 1, it is characterised in that a described effect falling film evaporation
It is provided with the condensed water arm discharged for condensed water, described condensed water on device, two effect falling film evaporators and triple effect heater
Arm all accesses condensed water house steward.
Chinlon 6 section monomer water reclamation system the most according to claim 1 and 2, it is characterised in that described first steam pipe
It is provided with the steam purifier for indirect steam is purified on road and the second jet chimney.
Chinlon 6 section monomer water reclamation system the most according to claim 3, it is characterised in that described steam purifier
Use bath cleaning device, in described bath cleaning device, be passed through desalted water pipeline.
Chinlon 6 section monomer water reclamation system the most according to claim 2, it is characterised in that described condensed water house steward's
Discharge ends is provided with water collect tank, is provided with circulating pump in described water collect tank, and described circulating pump connects feed heater by pipeline.
Chinlon 6 section monomer water reclamation system the most according to claim 1, it is characterised in that described two effect falling film evaporations
Device accesses and is provided with regulation valve on the pipeline of described raw material inlet pipe, and described concentration monomer water conveying pipe is provided with regulation valve, institute
State and on the pipeline between Mechanical Vapor Compression and triple effect evaporator, be provided with regulation valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620588386.7U CN205773465U (en) | 2016-06-16 | 2016-06-16 | A kind of chinlon 6 section monomer water reclamation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620588386.7U CN205773465U (en) | 2016-06-16 | 2016-06-16 | A kind of chinlon 6 section monomer water reclamation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205773465U true CN205773465U (en) | 2016-12-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620588386.7U Expired - Fee Related CN205773465U (en) | 2016-06-16 | 2016-06-16 | A kind of chinlon 6 section monomer water reclamation system |
Country Status (1)
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| CN (1) | CN205773465U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105858767A (en) * | 2016-06-16 | 2016-08-17 | 恒天中纤纺化无锡有限公司 | Nylon-6 chip monomer water recovery system |
| CN109504809A (en) * | 2018-12-12 | 2019-03-22 | 中国轻工业南宁设计工程有限公司 | Sugaring falling film evaporation intelligence control system |
-
2016
- 2016-06-16 CN CN201620588386.7U patent/CN205773465U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105858767A (en) * | 2016-06-16 | 2016-08-17 | 恒天中纤纺化无锡有限公司 | Nylon-6 chip monomer water recovery system |
| CN109504809A (en) * | 2018-12-12 | 2019-03-22 | 中国轻工业南宁设计工程有限公司 | Sugaring falling film evaporation intelligence control system |
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| 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: 20161207 Termination date: 20210616 |
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| CF01 | Termination of patent right due to non-payment of annual fee |