CN201628231U - Organic waste gas conveying combustion device in polyester device - Google Patents
Organic waste gas conveying combustion device in polyester device Download PDFInfo
- Publication number
- CN201628231U CN201628231U CN2009202016776U CN200920201677U CN201628231U CN 201628231 U CN201628231 U CN 201628231U CN 2009202016776 U CN2009202016776 U CN 2009202016776U CN 200920201677 U CN200920201677 U CN 200920201677U CN 201628231 U CN201628231 U CN 201628231U
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- waste gas
- organic
- exhaust gas
- pipeline
- organic exhaust
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- Expired - Fee Related
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Abstract
An organic waste gas conveying combustion device in a polyester device comprises an organic stripper, a burn-coal heat transfer material furnace and a conveying pipeline. The conveying pipeline are connected between the organic stripper and the burn-coal heat transfer material furnace, a DSC control system for automatic control is additionally mounted on the conveying pipeline behind a waste gas outlet of the organic stripper, a blower for conveying pressure of organic waste gas is added, and a nitrogen automatic blowing and sweeping control device arranged on the conveying pipeline before the blower blows and sweeps the pipeline to prevent waste gas combustion or explosion inside the pipeline when the adopted DCS control system automatically controls starting/stopping of the waste gas. A plurality of clamping sleeve over-heater and tracing pipes are arranged on the conveying pipeline and prevent condensation. The organic waste gas conveying combustion device has the advantages of simple structure, convenient utilization, capabilities of effectively preventing organic waste gas explosion or combustion inside the pipeline and guaranteeing safe and stable running of an organic waste gas combustion system, and the like.
Description
Technical field
The organic exhaust gas coal furnace that the utility model relates in a kind of polyester device is carried and burner, belongs to the production of polyester technical field.
Background technology
It much is to adopt the Dupont technology that China's production of polyester line has; produce a large amount of organic wastewater in process of production; its treatment process is normally handled organic wastewater through organic stripper stripping; but produce a large amount of organic exhaust gas (main component: 82% water, 9.5% acetaldehyde, other multiple organic gas of 8.5%) again after handling; organic exhaust gas enters the burning of fuel oil thermal medium boiler by pipeline; for reaching the emission request of environmental protection, annual burning organic exhaust gas has been wasted a large amount of energy again.For guaranteeing that this part tail gas can effectively utilize, reach the purpose of energy-conserving and environment-protective, the general coal-burning boiler that adopts burns organic gas, for reclaiming this part organic exhaust gas safely and effectively, need overcome that fed distance is far away, exhaust gas pressure is low and it is inflammable, explosive to open/stopping the organic exhaust gas that produces in the longer pipe road of biding one's time of waste gas burner, problems such as the easy tempering of coal burning heat medium furnace, and domesticly also do not have polyester gas put forward the precedent that tail gas burns in coal furnace.From environmental protection with to the effectively angle consideration of utilization of polyester device organic exhaust gas used heat, must be at these problems, research and design one cover safety, stable, reliable organic exhaust gas conveying combustion control device.
The utility model content
The purpose of this utility model is to overcome the deficiency that prior art exists, and provide a kind of use inert gas-nitrogen to purge control automatically, the organic exhaust gas of stopping in the conveyance conduit contacts with air, prevent organic exhaust gas blast or burning in the pipeline, the organic exhaust gas in the safety of assurance organic exhaust gas combustion system, the polyester device of stable operation is carried burner.
The purpose of this utility model is finished by following technical solution, it includes an organic stripper, one coal burning heat medium furnace and be connected in conveyance conduit between organic stripper and the coal burning heat medium furnace, it is characterized in that adding on the conveyance conduit behind described organic stripper waste gas outlet adopts the DCS control system to control automatically, increase the air blast of the discharge pressure of organic exhaust gas, the conveyance conduit before the described air blast is provided with and adopts the DCS control system to control out/purge when stopping waste gas the nitrogen that pipeline prevents waste gas burning in the pipeline or blast automatically to purge control device automatically.
On the described conveyance conduit, be provided with a plurality of chuck superheater and heat tracing pipes that prevent condensation.
Be provided with check-valves, the spark arrester of the tempering that prevents at the stove combustion instability or cause when opening/stopping the organic exhaust gas combustion system near the porch of described coal burning heat medium furnace.
Conveyance conduit, coal burning heat medium furnace inlet tube end before the described air blast all designs one and ensures that control is opened/the automatic emptying device of safety when stopping waste gas automatically.
The utility model is far away at the organic exhaust gas fed distance, exhaust gas pressure is low, opening/stopping the organic exhaust gas and the air of biding one's time in the longer pipe road mixes easy burning or problems such as blast, the easy tempering of coal burning heat medium furnace, and a kind of technical solution scheme that proposes, it has simple in structure, easy to use, can effectively prevent organic exhaust gas blast or burning in the pipeline, characteristics such as the safety of assurance organic exhaust gas combustion system, stable operation.
Description of drawings
Fig. 1 is the flow chart of polyester device organic exhaust gas burner described in the utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in detail: shown in Figure 1, the utility model includes an organic stripper 1, one coal burning heat medium furnace 2 and be connected in conveyance conduit 3 between organic stripper 1 and the coal burning heat medium furnace 2, add on the conveyance conduit behind described organic stripper 1 waste gas outlet and adopt the DCS control system to control automatically, increase the air blast 4 of the discharge pressure of organic exhaust gas, the conveyance conduits before the described air blast 4 are provided with and adopt the DCS control system to control out/purge when stopping waste gas the nitrogen that pipeline prevents waste gas burning in the pipeline or blast automatically to purge control device 5 automatically.Use inert gas one nitrogen to purge control automatically, the organic exhaust gas of stopping in the conveyance conduit contacts with air, prevents organic exhaust gas blast or burning in the pipeline.
On the described conveyance conduit 3, be provided with a plurality of chuck superheater and heat tracing pipes that prevent condensation.
Be provided with check-valves 6, the spark arrester 7 of the tempering that prevents at the stove combustion instability or cause when opening/stopping the organic exhaust gas combustion system near the porch of described coal burning heat medium furnace 2, guarantee safety, the stable operation of organic exhaust gas combustion system.
Conveyance conduit, coal burning heat medium furnace inlet tube end before the described air blast 4 all designs one and ensures that control is opened/the automatic emptying device 8 of safety when stopping waste gas automatically.
Embodiment 1:
1. start-up operation step
DCS presses HS-24847, and tail gas starts, and if any the stove operation, then drives atmospheric valve (HS-23134), and program is finished following steps automatically:
1) atmospheric valve leaves (ZSO-23134), then opens nitrogen purge valve HS-23135; 2) nitrogen purges timer 1 (TM-CS1) timing;
3) nitrogen purge valve is opened (ZSO-23135); 4) then air blast timer 1 (TM-GF1) timing
5) air blast timer 1 (TM-GF1) then; 6) then drive air blast;
7) air blast operation (HS-23136-DI1); 8) then open atmospheric valve HS-23134;
9) atmospheric valve leaves (ZSO-23134) and nitrogen and purges timer 1 (TM-CS1) then, has tail gas to prepare (UA-23134) signal; 10) then generation is ready to complete (READY) signal;
11) had and be ready to complete (READY) signal; 12) the DCS operative employee manually opens DCS side tail gas valve HS-23004A;
13) DCS side tail gas valve is opened (ZSO-23004A); 14) then close nitrogen purge valve HS-23135; 15) tail gas is filled timer (TM-TC) timing;
16) tail gas is filled timer (TM-TC) then; 17) then close atmospheric valve HS-23134;
18) atmospheric valve closes (ZSC-23134); 19) then tail gas enters timer (TM-JL) timing;
20) tail gas enters timer (TM-JL) then; 21) then the DCS operative employee manually opens tail gas valve HS-23104A or HS-23104B.
2. stop step
DCS presses HS-24847, and tail gas stops, and new procedures is finished following steps automatically:
1) DCS side tail gas valve closes (ZSC-23004A); 2) then open nitrogen purge valve HS-23135; 3) nitrogen purges timer 2 (TM-CS2) timing;
4) nitrogen purges timer 2 (TM-CS2) then; 5) then close tail gas valve HS-23104A and HS-23104B; 6) air blast timer 2 (TM-GF2) timing;
7) air blast timer 2 (TM-GF2) then; 8) then close all valves.
3. great interlocked operation step
When interlocking, program is closed DCS side tail gas valve HS-23004A automatically, closes tail gas valve HS-23104A/B, opens atmospheric valve HS-23134, opens nitrogen purge valve HS-23135, and nitrogen purges timer 1 (TM-CS1) timing; When nitrogen purges timer 1 (TM-CS1) then, close atmospheric valve HS-23134, nitrogen purge valve HS-23135, waiting timer (TM-DD) timing; Count then when waiting timer (TM-DD), all valves are manual.
4. program is tightly stopped operating procedure
Being used for running state of programs resets
5. interlock and relevant action
1) stove operation (YL-23104A/B) or tail gas standard (UA-23134A/B) signal then do not close corresponding tail gas valve (HS-23104A/B);
2) if two tail gas valves (ZSC-23104A/B) Dou Guanze drives atmospheric valve (HS-23134) in the exhaust combustion process, this moment, tail gas did not stop;
3) in the exhaust combustion process,, then carry out great interlocked operation if air blast stops (HS-23136-DI1) or DCS side tail gas valve closes (ZLC-23004A).
Polyester device organic exhaust gas described in the utility model is transported to the combustion control system in the coal burning heat medium furnace, and design uses air blast to solve the far away and low problem of pressure of polyester device organic exhaust gas fed distance; Automatically purge control system at blower inlet design nitrogen, control is opened/purging pipeline when stopping waste gas automatically, and the organic exhaust gas of stopping in the conveyance conduit contacts with air, prevents organic exhaust gas burning or blast in the pipeline; Prevent condensation at conveyance conduit design a plurality of chuck superheaters of increase and heat tracing pipe; Prevent tempering at the polyester device organic exhaust gas to entry design automatic valve, check-valves, the spark arrester of coal burning heat medium furnace; Flue gas leading, coal furnace inlet tube end all design an automatic emptying device before air blast, ensure that control automatically opens/safety when stopping waste gas; Adopt the DCS automatic control system, handling safety, stable, reliable.
Claims (4)
1. the organic exhaust gas in the polyester device is carried burner, it includes an organic stripper, one coal burning heat medium furnace and be connected in conveyance conduit between organic stripper and the coal burning heat medium furnace, it is characterized in that adding on the conveyance conduit behind described organic stripper waste gas outlet adopts the DCS control system to control automatically, increase the air blast of the discharge pressure of organic exhaust gas, the conveyance conduit before the described air blast is provided with and adopts the DCS control system to control out/purge when stopping waste gas the nitrogen that pipeline prevents waste gas burning in the pipeline or blast automatically to purge control device automatically.
2. the organic exhaust gas in the polyester device according to claim 1 is carried burner, it is characterized in that described conveyance conduit is provided with a plurality of chuck superheater and heat tracing pipes that prevent condensation.
3. organic exhaust gas in the polyester device according to claim 1 is carried burner, it is characterized in that being provided with near the porch of described coal burning heat medium furnace check-valves, the spark arrester of the tempering that prevents at the stove combustion instability or cause when opening/stopping the organic exhaust gas combustion system.
4. the organic exhaust gas in the polyester device according to claim 1 is carried burner, it is characterized in that described air blast preceding conveyance conduit, coal burning heat medium furnace inlet tube end all design one and ensure that control is opened/the automatic emptying device of safety when stopping waste gas automatically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202016776U CN201628231U (en) | 2009-12-10 | 2009-12-10 | Organic waste gas conveying combustion device in polyester device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202016776U CN201628231U (en) | 2009-12-10 | 2009-12-10 | Organic waste gas conveying combustion device in polyester device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201628231U true CN201628231U (en) | 2010-11-10 |
Family
ID=43059626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202016776U Expired - Fee Related CN201628231U (en) | 2009-12-10 | 2009-12-10 | Organic waste gas conveying combustion device in polyester device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201628231U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103851635A (en) * | 2014-03-18 | 2014-06-11 | 焦作市新气源电器制造有限公司 | Gas pulse soot blower fire retardance device |
| CN107255284A (en) * | 2017-07-11 | 2017-10-17 | 盐城绿城环保科技有限公司 | A kind of organic solid waste pyrolysis off-gas recycle device and method |
-
2009
- 2009-12-10 CN CN2009202016776U patent/CN201628231U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103851635A (en) * | 2014-03-18 | 2014-06-11 | 焦作市新气源电器制造有限公司 | Gas pulse soot blower fire retardance device |
| CN103851635B (en) * | 2014-03-18 | 2016-07-06 | 焦作市新气源电器制造有限公司 | A kind of fuel gas pulse ash blower device fire retardant device |
| CN107255284A (en) * | 2017-07-11 | 2017-10-17 | 盐城绿城环保科技有限公司 | A kind of organic solid waste pyrolysis off-gas recycle device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG SHENGYUAN CHEMICAL FIBER CO., LTD. Free format text: FORMER OWNER: RONGSHENG PETROCHEMICAL CO., LTD. Effective date: 20150313 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150313 Address after: Yinong Town, Xiaoshan District Red Yang Road Hangzhou City, Zhejiang province 311247 No. 98 Patentee after: Zhejiang Sheng Yuan chemical fibre company limited Address before: Yinong Town, Xiaoshan District Red Yang Road Hangzhou City, Zhejiang province 311247 No. 98 Patentee before: Rongsheng Petrochemical Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101110 Termination date: 20151210 |
|
| EXPY | Termination of patent right or utility model |