CN206897097U - A kind of VOC processing systems - Google Patents
A kind of VOC processing systems Download PDFInfo
- Publication number
- CN206897097U CN206897097U CN201720549713.2U CN201720549713U CN206897097U CN 206897097 U CN206897097 U CN 206897097U CN 201720549713 U CN201720549713 U CN 201720549713U CN 206897097 U CN206897097 U CN 206897097U
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- China
- Prior art keywords
- heat exchanger
- gas
- returning port
- pipeline
- gas returning
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Abstract
The utility model discloses a kind of VOC processing systems,Including First Heat Exchanger,Second heat exchanger,3rd heat exchanger,Pipeline and liquid collect case,First Heat Exchanger,Air inlet is provided with second heat exchanger and the 3rd heat exchanger,First Heat Exchanger includes the first gas outlet and the first gas returning port,Second heat exchanger includes the second gas outlet and the second gas returning port,3rd heat exchanger includes the 3rd gas outlet and the 3rd gas returning port,First gas outlet is connected by pipeline with the air inlet of the second heat exchanger,Second gas outlet is connected with the air inlet of the 3rd heat exchanger by pipeline,3rd gas returning port is connected with the second gas returning port by pipeline,Second gas returning port is connected with the first gas returning port by pipeline,The first compressor is connected with second heat exchanger,This kind of VOC processing system of the second compressor is connected with 3rd heat exchanger,It is simple in construction,It is easy to use,Whole system is controlled using two compressors,Save assembly cost,Electric cost and cost of labor are novel in design unique,It is worthy to be popularized.
Description
【Technical field】
A kind of system is the utility model is related to, more particularly to a kind of VOC processing systems.
【Background technology】
VOC recovery technology mainly has condensation method, absorption method, absorption process and membrane separation process；Absorption method, absorption process and film point
It is to be permeated by using selective absorbent and absorbent, selective membrane to separate and recover the organic solvent in waste gas from method.Place
Reason technology mainly has catalysis burning, directly burning etc., and it is by chemical reaction, and the organic matter in gas is changed into CO2With
Water.
Condensation method is simplest recovery method, and it is the dew-point temperature that waste gas is cool below to organic matter, is made organic
Thing is condensed into drop and separated from gas.Usually used cooling medium mainly has cold water, chilled brine and liquefied ammonia.It is logical
The normal technology is only used for the recycling of VOC content high (a few percent), the less organic exhaust gas of gas flow.Its rate of recovery is with having
The boiling point of machine thing is relevant, and when boiling point is higher, the rate of recovery is high；When boiling point is relatively low, recovering effect is bad.Because most of VOC systems are easy
Combustion, explosion hazard gases, are limited by explosion limit, and the VOC content in gas will not be too high, so, to reach higher recovery
Rate, the cooling medium of lower temperature need to be used or using high-handed measures, these will certainly all increase equipment investment and raising processing
Cost, and under typical operating conditions, due to the restriction to balance each other, organic steam pressure is higher, therefore leaves condenser
VOC content in exhaust can not still reach discharge standard, therefore, the technology be usually as coagulation technology and with other skills
Art is used in combination, and the condensation method of prior art is general to use three compressors and three heat exchanger cooperatings, and assembly cost is high,
And waste time and energy, therefore, a kind of it is proposed that VOC processing systems.
【Utility model content】
Main purpose of the present utility model is to provide a kind of VOC processing systems, effectively can solved in background technology
Problem.
To achieve the above object, the technical scheme that the utility model is taken is：A kind of VOC processing systems, including first change
Hot device, the second heat exchanger, the 3rd heat exchanger, pipeline and liquid collect case, and the First Heat Exchanger, the second heat exchanger and the 3rd change
Air inlet is provided with hot device, the First Heat Exchanger includes the first gas outlet and the first gas returning port, second heat exchanger
Including the second gas outlet and the second gas returning port, the 3rd heat exchanger includes the 3rd gas outlet and the 3rd gas returning port, and described first
Gas outlet is connected by pipeline with the air inlet of second heat exchanger, and second gas outlet is entered with the 3rd heat exchanger
Gas port is connected by pipeline, and the 3rd gas returning port is connected with second gas returning port by pipeline, second gas returning port with
First gas returning port is connected by pipeline, is connected with the first compressor on second heat exchanger, on the 3rd heat exchanger
It is connected with the second compressor.
Further, the first gas outlet of the First Heat Exchanger, the second gas outlet of the second heat exchanger and the 3rd heat exchange
Case is collected with the liquid by pipeline and is connected in 3rd gas outlet of device.
Further, heat exchange plate is provided with the First Heat Exchanger, the second heat exchanger and the 3rd heat exchanger, it is described
Heat exchange plate is in strip V-type.
Further, pipeline, the 3rd gas returning port and the institute that second gas returning port is connected with first gas returning port
State and be provided with magnetic valve on the connected pipeline of the second gas returning port.
Further, first compressor and the second compressor use hydraulic compressor or motor compressor.
Compared with prior art, the utility model has the advantages that：This kind of VOC processing system, it is simple in construction, make
With conveniently, whole system is controlled using two compressors, it is novel in design solely to save assembly cost, electric cost and cost of labor
Spy, it is worthy to be popularized.
【Brief description of the drawings】
Fig. 1 is a kind of overall structure diagram of VOC processing systems of the utility model.
In figure：1st, First Heat Exchanger；2nd, the second heat exchanger；3rd, the 3rd heat exchanger；4th, pipeline；5th, liquid collects case；6th, enter
Gas port；7th, the first gas outlet；8th, the first gas returning port；9th, the second gas outlet；10th, the second gas returning port；11st, the 3rd gas outlet；12nd,
Three gas returning ports；13rd, the first compressor；14th, the second compressor；15th, heat exchange plate；16th, magnetic valve.
【Embodiment】
Technological means, creation characteristic, reached purpose and effect to realize the utility model are easy to understand, below
With reference to embodiment, the utility model is expanded on further.
As shown in figure 1, a kind of VOC processing systems, including First Heat Exchanger 1, the second heat exchanger 2, the 3rd heat exchanger 3, pipe
Road 4 and liquid collect case 5, are provided with air inlet 6 on the First Heat Exchanger 1, the second heat exchanger 2 and the 3rd heat exchanger 3, institute
Stating First Heat Exchanger 1 includes the first gas outlet 7 and the first gas returning port 8, and second heat exchanger 2 includes the second gas outlet 9 and the
Two gas returning ports 10, the 3rd heat exchanger 3 include the 3rd gas outlet 11 and the 3rd gas returning port 12, and first gas outlet 8 passes through
Pipeline 4 is connected with the air inlet 6 of second heat exchanger 2, second gas outlet 9 and the air inlet 6 of the 3rd heat exchanger 2
It is connected by pipeline 4, the 3rd gas returning port 12 is connected with second gas returning port 10 by pipeline 4, second gas returning port
10 are connected with first gas returning port 8 by pipeline 4, are connected with the first compressor 13 on second heat exchanger 2, and the described 3rd
The second compressor 14 is connected with heat exchanger 3.
Wherein, the first gas outlet 7 of the First Heat Exchanger 1, the second gas outlet 9 of the second heat exchanger 2 and the 3rd heat exchange
3rd gas outlet 12 of device 3 is collected case 5 with the liquid by pipeline 4 and is connected, First Heat Exchanger 1, the and of the second heat exchanger 2
3rd heat exchanger 3 liquid after handling VOC gas can flow to liquid and collect in case 5.
Wherein, heat exchange plate 15 is provided with the First Heat Exchanger 1, the second heat exchanger 2 and the 3rd heat exchanger 3, institute
It is in strip V-type to state heat exchange plate 15, and the heat exchange plate 15 of V-type can play a part of water conservancy diversion, additionally it is possible to and effective anti-stagnant ice blocks up,
Easily there is plugging point in traditional Z-type structure.
Wherein, second gas returning port 10 is connected with first gas returning port 8 pipeline 4, the 3rd gas returning port 12 with
Magnetic valve 16 is provided with the connected pipeline 4 of second gas returning port 10, magnetic valve 16 is capable of the break-make of control piper, passed through
Magnetic valve 16 carrys out the operation of control system.
It should be noted that needing to set controller on magnetic valve 16, the logical of the circuit of magnetic valve 16 is controlled using controller
Break to realize the break-make of system.
Wherein, the compressor 14 of the first compressor 13 and second uses hydraulic compressor or motor compressor, in the market
Select and purchase more convenient.
Operation principle：When in use, the first compressor 13 is first opened, the first compressor 13 works the temperature of the second heat exchanger 2
Degree is reduced to -55 DEG C or so, and cold is sent to First Heat Exchanger 1 the by the second gas outlet 9 of the second heat exchanger 2 by pipeline 4
The air inlet 6 of one gas returning port 8 and the 3rd heat exchanger 3, the temperature of First Heat Exchanger 1 is reduced to 0-5 DEG C, the 3rd heat exchanger 3
Temperature is reduced to -35 DEG C or so, now, closes the first compressor 13, starts the second compressor 14, and the second compressor 14 starts work
Make, the temperature of the 3rd heat exchanger 3 is reduced to -120 DEG C or so, cold is sent to by the 3rd gas returning port 12 of the 3rd heat exchanger 3
Second gas returning port 10 of the second heat exchanger 2, the second heat exchanger 2 is set to remain at the shallow cold state of low temperature, about -55 DEG C or so, separately
Cold is sent to the first gas returning port 8 of First Heat Exchanger 1 by pipeline 4 by the second gas outlet 9 of outer second heat exchanger 2, makes
The temperature of one heat exchanger 1 maintains 0-5 degrees centigrades, now only needs the second compressor 14 to work with regard to that can maintain whole system just
Often operation, it is cost-effective, VOC gas are incorporated into First Heat Exchanger 1, First Heat Exchanger 1 starts to carry out primary to VOC gas
Precooling removes water deicing, and liquid can be flowed into liquid from the first gas outlet 8 of First Heat Exchanger 1 and collect case 5, and VOC gas are from the
One gas outlet 8 enters the air inlet 6 of the second heat exchanger 2, and the second heat exchanger 2 starts to carry out the shallow cold cleaning of two level to VOC gas,
Then liquid can be flowed into liquid from the second gas outlet 9 of the second heat exchanger 2 and collect case 5, and VOC gas are from the second gas outlet 9
The air inlet 6 of the 3rd heat exchanger 3 is entered, the 3rd heat exchanger 3 starts to carry out three-level cryogenic purification processing to VOC gas, then
Liquid can be flowed into liquid from the 3rd gas outlet 11 of the 3rd heat exchanger 3 and collect case 5, and VOC gas are entered from the 3rd gas returning port 12
Enter the second gas returning port 10 to the second heat exchanger 2, enter finally into First Heat Exchanger 1 and discharge.
In addition, for further energy-saving and emission-reduction, when temperature is reduced in appropriate scope, can temporary close fall the first compressor
13 and second compressor 14, the temperature range of First Heat Exchanger 1 be：0-10 DEG C, the temperature range of the second heat exchanger 2 is 0-55
DEG C, the temperature range of the 3rd heat exchanger 3 is -35 DEG C -- 120 DEG C.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within claimed the scope of the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (5)
1. a kind of VOC processing systems, including First Heat Exchanger, the second heat exchanger, the 3rd heat exchanger, pipeline and liquid collect case,
It is characterized in that：Air inlet, first heat exchange are provided with the First Heat Exchanger, the second heat exchanger and the 3rd heat exchanger
Device includes the first gas outlet and the first gas returning port, and second heat exchanger includes the second gas outlet and the second gas returning port, and described
Three heat exchangers include the 3rd gas outlet and the 3rd gas returning port, and first gas outlet is entered by pipeline and second heat exchanger
Gas port is connected, and second gas outlet is connected with the air inlet of the 3rd heat exchanger by pipeline, the 3rd gas returning port with
Second gas returning port is connected by pipeline, and second gas returning port is connected with first gas returning port by pipeline, and described
The first compressor is connected with two heat exchangers, the second compressor is connected with the 3rd heat exchanger.
A kind of 2. VOC processing systems according to claim 1, it is characterised in that：First outlet of the First Heat Exchanger
3rd gas outlet of mouth, the second gas outlet of the second heat exchanger and the 3rd heat exchanger passes through pipeline and the liquid collects case phase
Connection.
A kind of 3. VOC processing systems according to claim 1, it is characterised in that：The First Heat Exchanger, the second heat exchanger
With heat exchange plate is provided with the 3rd heat exchanger, the heat exchange plate is in strip V-type.
A kind of 4. VOC processing systems according to claim 1, it is characterised in that：Second gas returning port and described first
Magnetic valve is provided with the pipeline that the connected pipeline of gas returning port, the 3rd gas returning port are connected with second gas returning port.
A kind of 5. VOC processing systems according to claim 1, it is characterised in that：First compressor and the second compression
Machine uses hydraulic compressor or motor compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720549713.2U CN206897097U (en) | 2017-05-17 | 2017-05-17 | A kind of VOC processing systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720549713.2U CN206897097U (en) | 2017-05-17 | 2017-05-17 | A kind of VOC processing systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206897097U true CN206897097U (en) | 2018-01-19 |
Family
ID=61287997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720549713.2U Expired - Fee Related CN206897097U (en) | 2017-05-17 | 2017-05-17 | A kind of VOC processing systems |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206897097U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108939792A (en) * | 2017-05-17 | 2018-12-07 | 江苏视野天地环保研究院有限公司 | A kind of VOC processing system |
-
2017
- 2017-05-17 CN CN201720549713.2U patent/CN206897097U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108939792A (en) * | 2017-05-17 | 2018-12-07 | 江苏视野天地环保研究院有限公司 | A kind of VOC processing system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180119 Termination date: 20200517 |