CN106362430A - Liquid-liquid-solid three-phase separation integrated device - Google Patents
Liquid-liquid-solid three-phase separation integrated device Download PDFInfo
- Publication number
- CN106362430A CN106362430A CN201611030564.5A CN201611030564A CN106362430A CN 106362430 A CN106362430 A CN 106362430A CN 201611030564 A CN201611030564 A CN 201611030564A CN 106362430 A CN106362430 A CN 106362430A
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- Prior art keywords
- liquid
- phase
- solid
- raw material
- pipeline
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/0094—Evaporating with forced circulation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/28—Evaporating with vapour compression
- B01D1/284—Special features relating to the compressed vapour
- B01D1/2843—The compressed vapour is divided in at least two streams
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/30—Accessories for evaporators ; Constructional details thereof
- B01D1/305—Demister (vapour-liquid separation)
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
- B01D3/148—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step in combination with at least one evaporator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/32—Other features of fractionating columns ; Constructional details of fractionating columns not provided for in groups B01D3/16 - B01D3/30
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/42—Regulation; Control
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention relates to a liquid-liquid-solid three-phase separation integrated device which comprises an evaporation crystallization chamber, wherein the bottom of the evaporation crystallization chamber is connected with a liquid-solid-phase collector which is used for collecting a solid-phase/liquid-phase component B size mixture; the top end of the evaporation crystallization chamber is fixedly provided with a rectifying chamber; the lower part of the rectifying chamber is provided with a rectifying section, and the upper part is provided with a stripping section; the top end of the rectifying section is connected with a raw material inlet pipeline; a liquid-liquid-solid three-phase raw material is subjected to two-stage preheating and supplied to the rectifying chamber via the raw material inlet pipeline; the top end of the stripping section is connected with a light component A gas-phase pipeline; the gas-phase light component A is pressurized, and is partially connected with a balance barrel, and partially condensed into a liquid phase by a heating chamber and connected with the balance barrel via a light component A condensate pipeline; the output of the balance barrel is connected with a raw material primary preheater through a transfer pump, and divided into two ways; and one way flows out of the system, and the other way flows back to the stripping section on the top of the rectifying chamber. The liquid-liquid-solid three-phase separation integrated device can simultaneously obtain the pure volatile light component A and the solid-phase/liquid-phase component B size mixture. The device is simple to operate and saves the energy.
Description
Technical field
The invention belongs to liquid phase solid-phase separation device technical field, particularly a kind of liquid-liquid-solid three phase separation one makeup
Put.
Background technology
For liquid-liquid-solid unsaturation system, if directly adopting rectification mode separation liquid, pole during distillation operation
It is easily caused solid separation, due to leading to distillation operation to be difficult to complete the problems such as blocking, scab.If adopting evaporation and crystallization mode,
The mixed liquor of solid and two kinds of solvents can be obtained first, then mixed liquor is carried out separate and can obtain by rectification mode again
Pure component solvent, evaporative crystallization is heating evaporation solvent, makes solution be changed into saturation from unsaturation, continues evaporation, the solute of surplus
Will separate out in crystal, if individually by the way of evaporative crystallization, solidliquid mixture can simply separate, but two kinds molten
The mixed liquor of agent, relatively difficult separation；Function of mechanical steam recompression (mvr) technique, as mode of heating, can greatly lift the energy
Effectively utilizes；Distillation operation is that one kind makes liquid mixture obtain the detached distillating method of high-purity using backflow, is industry
Upper most widely used liquid mixture lock out operation is it is adaptable to the separation of liquid liquid mixture, and the separation for solidliquid mixture
Relatively difficult.So the device that the present invention adopts can separate the separation of liquid-liquid-solid three-phase.
Content of the invention
The purpose of the present invention is for the deficiencies in the prior art, and proposes a kind of liquid-liquid-solid three phase separation integrated apparatus.
The present invention solves its technical problem and takes technical scheme below to realize:
A kind of liquid-liquid-solid three phase separation integrated apparatus, including evaporative crystallization room, are connected with the middle part of evaporative crystallization room
Upper circular tube, upper circular tube is connected with the input of circulating pump through heating chamber, and the outfan of circulating pump is connected with lower circulation pipe,
The outfan of lower circulation pipe is connected with the bottom of evaporative crystallization room, is connected with solid liquid phase catcher in the bottom of evaporative crystallization room,
For collecting the mixed slurry of solid phase and liquid phase component b, the output of solid liquid phase catcher passes through marker pipe with two grades of raw material in advance
Hot device connects, and the solid phase through two grades of preheater heating of raw material and the mixed slurry of liquid phase component b convey through solid liquid phase output channel
To subordinate equipment, it is fixed with rectification room on the top of evaporative crystallization room, rectification room bottom is rectifying section, top is stripping section,
The top of described rectifying section is connected with feed(raw material)inlet pipeline, and two grades of preheaters of the feed end of feed(raw material)inlet pipeline and raw material are connected,
The feeding mouth of two grades of preheaters of raw material is connected with raw material one-level preheater by pipeline, the feeding mouth of raw material one-level preheater with former
Expects pipe road connects, and is connected with light component a gas phase pipeline on the top of described stripping section, light component a gas phase pipeline through compressor plus
It is connected with light component a pressurized gas phase pipeline after pressure, light component a pressurized gas phase pipeline one tunnel is connected with balance bucket, separately leads up to
It is connected with balance bucket through light component a condensed fluid pipeline after heating chamber condensation, pipeline and light component a liquid are passed through in the output of balance bucket again
Phase delivery pump connects, and the output of light component a liquid phase delivery pump is connected with raw material one-level preheater, flows through raw material one-level preheater
Liquid phase light component a, wherein leads up to light component a output pipe outflow system, another road is through light component a reflux pipe and rectification
The stripping section in ceiling portion connects.
And, the rectifying section of described rectification room bottom specifically adopts filler pattern.
And, the stripping section on described rectification room top specifically adopts column plate pattern.
Advantages of the present invention and good effect are:
1st, the present invention passes through this evaporative crystallization-rectification integrated apparatus, for separating the body containing solute in two kinds of solvents
System, can be obtained pure component and liquid phase 2 and the mixed slurry of solid 3 of easy volatile solvent 1 simultaneously, subsequently can be steamed by routine
Send out Crystallization Separation liquid phase 2 and solid 3, products obtained therefrom order is " liquid phase 1- liquid phase 2 and solid 3 ".
2nd, the process route that present invention process is adopted is different from " rectification again of first evaporative crystallization ", the product order obtaining
Difference, for needing to separate the occasion of volatile components, this technique and device is simple to operate and energy-conservation.
3rd, crystallizing evaporator and rectifying column are organically blended by apparatus of the present invention, realize evaporative crystallization and rectification integration behaviour
Make.Evaporate the mixing indirect steam entrance rectifying section obtaining in crystallizing evaporator to be purified, the pure component steam warp after purification
It is used for evaporative crystallization as thermal source after crossing vapour compression machine compression, using function of mechanical steam recompression (mvr) technique as mode of heating,
Greatly improve the effectively utilizes of the energy.
Brief description
Fig. 1 is the structural representation of the present invention.
Specific embodiment
Below in conjunction with accompanying drawing, the present invention is implemented to be further described, following examples are descriptive, be not to limit
Property it is impossible to protection scope of the present invention is limited with this.
A kind of liquid-liquid-solid three phase separation integrated apparatus, as shown in figure 1, include evaporative crystallization room 6, in evaporative crystallization room
Middle part is connected with upper circular tube 21, and upper circular tube is connected with the input of circulating pump 17 through heating chamber 19, the output of circulating pump
End is connected with lower circulation pipe 11, and the outfan of lower circulation pipe is connected with the bottom of evaporative crystallization room, constitutes the circulation of evaporative crystallization
Process, is connected with solid liquid phase catcher 7 in the bottom of evaporative crystallization room, for collecting the mixed slurry of solid phase and liquid phase component b,
The output of solid liquid phase catcher is connected by two grades of preheaters 9 of marker pipe 8 and raw material, through consolidating of two grades of preheater heating of raw material
The mixed slurry of phase and liquid phase component b is conveyed to subordinate equipment through solid liquid phase output channel 10, solid on the top of evaporative crystallization room
Equipped with rectification room 5, rectification room bottom is rectifying section 2, and top is stripping section 1, is connected with raw material on the top of described rectifying section and enters
Mouth pipeline 4, two grades of preheaters of the feed end of feed(raw material)inlet pipeline and raw material are connected, and the feeding mouth of two grades of preheaters of raw material passes through pipe
Road is connected with raw material one-level preheater 15, and the feeding mouth of raw material one-level preheater is connected with raw material pipeline 13, and liquid-liquid-solid three-phase is former
Material is supplied to rectification room through two-stage preheating by feed(raw material)inlet pipeline, is connected with light component a gas phase pipe on the top of described stripping section
Road 23, light component a gas phase pipeline is connected with light component a pressurized gas phase pipeline 20 after compressor 22 pressurization, light component a pressurization gas
Phase pipeline one tunnel is connected with balance bucket 16, separately leads up to after heating chamber condenses again through component a condensed fluid pipeline 18 and balance bucket
Connect, two-way input balance pressure, the gaseous component a of pressurization condenses, by heating chamber, the effectively utilizes that heat release achieves energy,
The output of balance bucket is connected with component a liquid phase delivery pump 14 by pipeline, and the output of component a liquid phase delivery pump is pre- with raw material one-level
Hot device connects, and provides heat source for raw material one-level preheater, further up to the effect of save energy, flows through raw material one-level pre-
The liquid phase component a of hot device, wherein leads up to component a output pipe 12 outflow system, another road through component a reflux pipe 3 with
The stripping section in rectification ceiling portion connects, as backflow, for purifying to volatile components a.
In being embodied as of the present invention, the rectifying section of described rectification room bottom specifically adopts filler pattern, to improve biography
Matter efficiency.
In being embodied as of the present invention, the stripping section on described rectification room top specifically adopts column plate pattern, using board-like
Structure mainly considers separate out a small amount of solid in stripping section system, and plank frame avoids filler and easily causes lacking of blocking
Fall into.
Example 1
" sodium chloride-water-ethanol " system is evaporated operate, 78 DEG C of tower top temperature, 100 DEG C of vaporizer solution temperature,
105 DEG C of compressor exit temperature.Operated by this device, ethanol and the sodium-chloride water solution of content 93% about can be obtained.
Example 2
" sodium chloride-boiling " system is evaporated operate, 60 DEG C of tower top temperature, 100 DEG C of vaporizer solution temperature,
105 DEG C of compressor exit temperature.Operated by this device, acetone and the sodium-chloride water solution of content 98% about can be obtained.
Example 3
" calcium chloride-ethylene glycol-water " system is evaporated operate, 90 DEG C of tower top temperature, vaporizer solution temperature 112
DEG C, 118 DEG C of compressor exit temperature.Operated by this device, pure water and calcium chloride ethylene glycol solution can be obtained.
Claims (3)
1. a kind of liquid-liquid-solid three phase separation integrated apparatus it is characterised in that: include evaporative crystallization room, in evaporative crystallization room
Portion is connected with upper circular tube, and upper circular tube is connected with the input of circulating pump through heating chamber, the outfan of circulating pump with follow
Endless tube connects, and the outfan of lower circulation pipe is connected with the bottom of evaporative crystallization room, is connected with solid-liquid in the bottom of evaporative crystallization room
Phase catcher, for collecting the mixed slurry of solid phase and liquid phase component b, the output of solid liquid phase catcher pass through marker pipe with former
Two grades of preheaters of material connect, and the solid phase through two grades of preheater heating of raw material and the mixed slurry of liquid phase component b export through solid liquid phase
Pipeline, to subordinate equipment, is fixed with rectification room on the top of evaporative crystallization room, and rectification room bottom is rectifying section, and top is to carry
Evaporate section, be connected with feed(raw material)inlet pipeline, the two grades of preheatings of the feed end of feed(raw material)inlet pipeline and raw material on the top of described rectifying section
Device connects, and the feeding mouth of two grades of preheaters of raw material is connected with raw material one-level preheater by pipeline, the entering of raw material one-level preheater
Material mouth is connected with raw material pipeline, is connected with light component a gas phase pipeline, light component a gas phase pipeline warp on the top of described stripping section
It is connected with light component a pressurized gas phase pipeline after compressor pressurization, light component a pressurized gas phase pipeline one tunnel is connected with balance bucket, separately
Is connected with balance bucket through light component a condensed fluid pipeline again after leading up to heating chamber condensation, the output of balance bucket by pipeline and
Light component a liquid phase delivery pump connects, and the output of light component a liquid phase delivery pump is connected with raw material one-level preheater, flows through raw material one
Liquid phase light component a of level preheater, wherein leads up to light component a output pipe outflow system, flows back through light component a in another road
Pipeline is connected with the stripping section in rectification ceiling portion.
2. liquid-liquid-solid three phase separation integrated apparatus according to claim 1 it is characterised in that: described rectification room bottom
Rectifying section specifically adopts filler pattern.
3. liquid-liquid-solid three phase separation integrated apparatus according to claim 1 it is characterised in that: described rectification room top
Stripping section specifically adopts column plate pattern.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611030564.5A CN106362430A (en) | 2016-11-16 | 2016-11-16 | Liquid-liquid-solid three-phase separation integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611030564.5A CN106362430A (en) | 2016-11-16 | 2016-11-16 | Liquid-liquid-solid three-phase separation integrated device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106362430A true CN106362430A (en) | 2017-02-01 |
Family
ID=57891968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611030564.5A Pending CN106362430A (en) | 2016-11-16 | 2016-11-16 | Liquid-liquid-solid three-phase separation integrated device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106362430A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108548837A (en) * | 2018-06-26 | 2018-09-18 | 常州大学 | A kind of measuring device of low-voltage high-temperature equilibrium |
-
2016
- 2016-11-16 CN CN201611030564.5A patent/CN106362430A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108548837A (en) * | 2018-06-26 | 2018-09-18 | 常州大学 | A kind of measuring device of low-voltage high-temperature equilibrium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170201 |
|
| WD01 | Invention patent application deemed withdrawn after publication |