CN205759785U - A kind of condensing unit of the indirect shell and tube of flash distillation indirect steam - Google Patents
A kind of condensing unit of the indirect shell and tube of flash distillation indirect steam Download PDFInfo
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- CN205759785U CN205759785U CN201620501635.4U CN201620501635U CN205759785U CN 205759785 U CN205759785 U CN 205759785U CN 201620501635 U CN201620501635 U CN 201620501635U CN 205759785 U CN205759785 U CN 205759785U
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Abstract
This utility model relates to the condensing unit of a kind of indirect shell and tube of flash distillation indirect steam, including flash distillation plant, one-level indirect condenser, two grades of indirect condensers, three grades of indirect condensers, acid solution bucket, neutralization chamber and for preparing the Alkali liquid compounding groove of alkali liquor.The heat exchanger tube inlet and outlet of described one-level indirect condenser, described two grades of indirect condensers and described three grades of indirect condensers all connects cooling water source and water falling groove respectively by pipeline.Condensing unit of the present utility model is in line with from environmental angle, in order to eliminate the H being mixed in water2S、CS2, improving ambient atmosphere environment, transform condenser working principle as indirect condensing by cooling down water with the direct condensation by contact of indirect steam, such recirculated cooling water does not directly contact with indirect steam in system, it is ensured that the cleannes of recirculated cooling water.
Description
Technical field
This utility model relates to a kind of condensing unit, a kind of indirect shell and tube of flash distillation indirect steam cold
Solidifying device.
Background technology
In production process of viscose fiber, need constantly to be evaporated generation moisture in production process by flash distillation plant,
And in flash distillation plant running, the acid bath indirect steam part that system produces carries out cold by mixing condenser
Solidifying discharge system, mixing condenser operation principle is directly to be contacted with secondary system steam by recirculated cooling water
Condensing, such indirect steam is mixed in cooling water, the H in indirect steam simultaneously2S、CS2Also into
In water.Finally cooling water H when cooling tower is lowered the temperature, in water2S、CS2Along with blower fan is dispersed into the biggest
In gas, affect surrounding.
Utility model content
This utility model purpose is to provide the condensing unit of a kind of indirect shell and tube of flash distillation indirect steam, existing to overcome
Have present in technology indirect steam by mixing condenser directly with cool down water and contact, H after cooling tower2S、CS2
It is directly emitted in air etc. the poisonous gas having taste, air-polluting problem.
This utility model adopts the following technical scheme that the condensing unit of a kind of indirect shell and tube of flash distillation indirect steam,
It is characterized in that: include flash distillation plant, one-level indirect condenser, two grades of indirect condensers, three grades of indirect condensings
Device, acid solution bucket, neutralization chamber and for preparing the Alkali liquid compounding groove of alkali liquor, described flash distillation plant respectively with institute
State one-level indirect condenser, two grades of indirect condensers are connected by pipeline, one-level indirect condenser and two inter-stages
Connecing condenser to be connected by pipeline, two grades of indirect condensers are sequentially connected with steam jet pump and three grades by pipeline
Indirect condenser, described steam jet pump connects vapour source, and three grades of indirect condensers are sequentially connected with by pipeline
Vacuum pump and exhaust treatment system, one-level indirect condenser, two grades of indirect condensers and three grades of indirect condensers
All connecting described acid solution bucket by pipeline, described Alkali liquid compounding groove is connected described respectively with acid bucket by pipeline
Neutralization chamber, described one-level indirect condenser, described two grades of indirect condensers and described three grades of indirect condensers
Heat exchanger tube inlet and outlet all connects cooling water source and water falling groove respectively by pipeline.
Preferably, described flash distillation plant is provided with tri-grades of vaporizers of V12-V14, and described V12, V13 vaporizer divides
Not being connected with one-level indirect condenser, described V14 vaporizer is connected with described two grades of indirect condensers.
The above-mentioned description to this utility model structure understands, and compared to the prior art, this utility model has as follows
Advantage: one, condensing unit of the present utility model, in line with from environmental angle, is mixed into eliminate in water
H2S、CS2, improve ambient atmosphere environment, condenser working principle directly connect with indirect steam by cooling down water
Tactile condensation transform indirect condensing as, and such recirculated cooling water does not directly contact with indirect steam in system, it is ensured that
The cleannes of recirculated cooling water.Its two, condensed Acidic Liquid of the present utility model uses during alkali liquor carries out
With, thus also avoid the pollution to environment.Its three, this utility model by tail gas by exhaust treatment system
Reason, thus avoid polluting to air.
Accompanying drawing explanation
Fig. 1 is the structural representation of condensing unit of the present utility model.
Detailed description of the invention
Detailed description of the invention of the present utility model is described with reference to the accompanying drawings.
With reference to Fig. 1, the condensing unit of a kind of indirect shell and tube of flash distillation indirect steam, including flash distillation plant 10,
Level indirect condenser 12, three grades of indirect condensers 13 of 11, two grades of indirect condensers, acid solution bucket 14, neutralization
Groove 15 and for preparing the Alkali liquid compounding groove 16 of alkali liquor.Described flash distillation plant 10 respectively with a described inter-stage
Connect 11, two grades of indirect condensers 12 of condenser to be connected by pipeline.One-level indirect condenser 11 and two inter-stages
Connect condenser 12 to be connected by pipeline.Two grades of indirect condensers 12 are sequentially connected with steam jet pump by pipeline
17 and three grades of indirect condensers 18.Described steam jet pump 17 connects vapour source.Three grades of indirect condensers 18
It is sequentially connected with vacuum pump 19 and exhaust treatment system 20 by pipeline.One-level indirect condenser 11, two inter-stage
Connect condenser 12 and three grades of indirect condensers 13 all connect described acid solution bucket 14 by pipeline.Described alkali liquor is joined
Groove 16 processed is connected described neutralization chamber 15 by pipeline respectively with acid solution bucket 14.Described one-level indirect condenser 11,
The heat exchanger tube inlet and outlet of described two grades of indirect condensers 12 and described three grades of indirect condensers 18 is all passed through
Pipeline connects cooling water source 22 and water falling groove 23 respectively.11, two grades of indirect condensers of one-level indirect condenser
12, the cooling water of three grades of indirect condensers 18 all may be designed to closed-loop path by pipeline, thus forms circulation
Cooling water.
With reference to Fig. 1, described flash distillation plant 10 is provided with tri-grades of vaporizers of V12-V14, and described V12, V13 evaporate
Device is connected with one-level indirect condenser 11 respectively, described V14 vaporizer and described two grades of indirect condensers 12
Connect.Temperature compares peracidity steam and enters one-level indirect condenser 11, and temperature is entered than relatively low acid vapors
Enter in two grades of indirect condensers 12.
With reference to Fig. 1, the condensation method of a kind of indirect shell and tube of flash distillation indirect steam, comprise the following steps:
A. the acid bath indirect steam steamed by flash distillation plant 10 is passed through one-level indirect condenser 11, two inter-stage
Connecing in condenser 12 and condense, the water temperature of the cooling water of described one-level indirect condenser 11 is 34 DEG C, two
The water temperature of the cooling water of level indirect condenser 12 is 7 DEG C.
B. uncooled gas in one-level indirect condenser 11 is sent into and two grades of indirect condensers continues condensation,
In two grades of indirect condensers 12, uncooled gas sends into three grades of indirect condensers 18 by steam jet pump 17
In again condense, three grades of indirect condensers 18 cooling water water temperature be 34 DEG C.
C. three grades of uncooled gases of indirect condenser 18 enter exhaust treatment system 20.
D. after one-level indirect condenser 12, three grades of indirect condensers 18 of 11, two grades of indirect condensers being condensed
Acidic liquid use akaline liquid be neutralized in neutralization chamber 15.
With reference to Fig. 1, in Fig. 1, arrow represents that gas or liquid flow to.Condensing unit of the present utility model in line with
From environmental angle, in order to eliminate the H being mixed in water2S、CS2, improve ambient atmosphere environment, by condenser
Operation principle is transform as indirect condensing, such recirculated cooling water by cooling down water with the direct condensation by contact of indirect steam
Directly do not contact with indirect steam in system, it is ensured that the cleannes of recirculated cooling water.Of the present utility model cold
Acidic Liquid after Ning uses alkali liquor to be neutralized, thus also avoids the pollution to environment.This utility model is by tail
Gas is processed by exhaust treatment system, thus avoids polluting to air.
Above are only detailed description of the invention of the present utility model, but design concept of the present utility model is not limited to
In this, all changes utilizing this design that this utility model carries out unsubstantiality, this practicality of infringement all should be belonged to
The behavior of novel protected scope.
Claims (2)
1. a condensing unit for the indirect shell and tube of flash distillation indirect steam, is characterized in that: include flash distillation plant, one
Level indirect condenser, two grades of indirect condensers, three grades of indirect condensers, acid solution bucket, neutralization chambers and be used for
The Alkali liquid compounding groove of preparation alkali liquor, described flash distillation plant respectively with described one-level indirect condenser, two grades indirectly
Condenser is connected by pipeline, and one-level indirect condenser and two grades of indirect condensers are connected by pipeline, two grades
Indirect condenser is sequentially connected with steam jet pump and three grades of indirect condensers, described steam jet pump by pipeline
Connecting vapour source, three grades of indirect condensers are sequentially connected with vacuum pump and exhaust treatment system, one-level by pipeline
Indirect condenser, two grades of indirect condensers and three grades of indirect condensers all connect described acid solution bucket by pipeline,
Described Alkali liquid compounding groove and acid bucket are connected described neutralization chamber by pipeline respectively, described one-level indirect condenser,
The heat exchanger tube inlet and outlet of described two grades of indirect condensers and described three grades of indirect condensers is all divided by pipeline
Lian Jie cooling water source and water falling groove.
2. according to the condensing unit of a kind of indirect shell and tube of flash distillation indirect steam described in claim 1, its feature
Be: described flash distillation plant is provided with tri-grades of vaporizers of V12-V14, described V12, V13 vaporizer respectively with one-level
Indirect condenser connects, and described V14 vaporizer is connected with described two grades of indirect condensers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620501635.4U CN205759785U (en) | 2016-05-27 | 2016-05-27 | A kind of condensing unit of the indirect shell and tube of flash distillation indirect steam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620501635.4U CN205759785U (en) | 2016-05-27 | 2016-05-27 | A kind of condensing unit of the indirect shell and tube of flash distillation indirect steam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205759785U true CN205759785U (en) | 2016-12-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620501635.4U Active CN205759785U (en) | 2016-05-27 | 2016-05-27 | A kind of condensing unit of the indirect shell and tube of flash distillation indirect steam |
Country Status (1)
| Country | Link |
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| CN (1) | CN205759785U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105879422A (en) * | 2016-05-27 | 2016-08-24 | 赛得利（福建）纤维有限公司 | Flash secondary steam indirect tabulation type condensing unit and method |
| CN113494704A (en) * | 2020-03-18 | 2021-10-12 | 北京化工大学 | Nuclear power waste heat discharging device |
-
2016
- 2016-05-27 CN CN201620501635.4U patent/CN205759785U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105879422A (en) * | 2016-05-27 | 2016-08-24 | 赛得利（福建）纤维有限公司 | Flash secondary steam indirect tabulation type condensing unit and method |
| CN113494704A (en) * | 2020-03-18 | 2021-10-12 | 北京化工大学 | Nuclear power waste heat discharging device |
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