CN105716096A - Heat accumulating type organic waste gas incinerator and running method thereof - Google Patents
Heat accumulating type organic waste gas incinerator and running method thereof Download PDFInfo
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- CN105716096A CN105716096A CN201610178128.6A CN201610178128A CN105716096A CN 105716096 A CN105716096 A CN 105716096A CN 201610178128 A CN201610178128 A CN 201610178128A CN 105716096 A CN105716096 A CN 105716096A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K5/00—Feeding or distributing other fuel to combustion apparatus
- F23K5/002—Gaseous fuel
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- Environmental & Geological Engineering (AREA)
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- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Incineration Of Waste (AREA)
Abstract
The invention belongs to the technical field of environmental protection and atmospheric contamination treatment, and relates to a heat accumulating type organic waste gas incinerator and a running method thereof. The heat accumulating type organic waste gas incinerator and the running method are used for treating organic waste gas containing low-concentration volatile organic compounds with high efficiency and low cost. The heat accumulating type organic waste gas incinerator and the running method are characterized in that four completely-same regenerative chambers are arranged in an incinerator body; each regenerative chamber is connected with an organic waste gas header through a gas inlet control valve; each regenerative chamber is connected with a smoke header through an exhaust control valve; each regenerative chamber is connected with the atmospheric environment through a blowing control valve; all valves sequentially act according to the specific control sequence, and the organic waste gas is treated with the low cost and the high efficiency; and meanwhile, the continuity of the organic waste gas is guaranteed, it is guaranteed that no untreated organic waste gas is directly exhausted, and extra equipment and pipes are not arranged in the blowing system, and the system is concise.
Description
Technical field
The invention belongs to environmental conservation, technical field of atmospheric pollution control, relate to a kind of heat accumulating type organic waste gas furnace and operation method thereof, contain the organic exhaust gas of light-concentration volatile organic compound for high efficiency, low-cost processes.
Background technology
The heat accumulating type organic waste gas furnace of application has two regenerator, three regenerator and many regenerator to rotate several versions that commutate at present.When there is commutation in two regenerator incinerators waste gas directly discharge cause destruction clearance to reduce, commutation time process flow system flow and die-off problem.Three regenerator incinerators increase and destroy clearance when purging systems improve commutation, but still process flow system flow when there is commutation and die-off problem.Many regenerator rotate commutation incinerator and destroy that clearance is low, process flow system flow when solving commutation and die-off problem, but bring again that rotary reversing valve manufacturing cost is high, fault rate is high and valve leaks amount increases year by year and causes destroying the problems such as clearance reduction.
Summary of the invention
It is an object of the invention to: a kind of heat accumulating type organic waste gas furnace and operation method thereof are provided, 4 symmetrical regenerator are set, each regenerator is controlled valve be connected with organic exhaust gas house steward, flue gas house steward and atmospheric environment respectively by air intake control valve, gas exhausting valve, purging, by specific Valve controlling timing Design, realize low cost, high efficiency processes organic exhaust gas, and can guarantee that organic exhaust gas flow is continuous.
In order to overcome the shortcoming and defect of prior art, the present invention solves that its technical problem be the technical scheme is that a kind of heat accumulating type organic waste gas furnace, it includes organic waste gas header, air intake control valve group, incinerator body, regenerator, purging control valve group, gas exhausting valve group, flue gas house steward, air-introduced machine, chimney and startup burner；This internal described regenerator that multiple parallel connection is set of described incinerator, described organic exhaust gas house steward is connected by the exhaust gas inlet of described air intake control valve group with each described regenerator, the exhanst gas outlet of each described regenerator is connected with described flue gas house steward by described gas exhausting valve group, and the air intlet of each described regenerator is connected with atmospheric environment by the described control valve group that purges；Described flue gas house steward is also connected with the air inlet of air-introduced machine, and the air outlet of described air-introduced machine connects described chimney；Being provided with described startup burner on described incinerator body, the air intlet of described startup burner controls valve by combustion air and is connected with combustion air, and the fuel inlet of described startup burner is connected with fuel by fuel control valve.
Preferably, described incinerator is originally internal arranges four on all four described regenerator in parallel, respectively the first regenerator, the second regenerator, the 3rd regenerator and the 4th regenerator.
Preferably, described air intake control valve group includes the first air intake control valve, the second air intake control valve, the 3rd air intake control valve and the 4th air intake control valve；Described purging control valve group includes the first purging control valve, the second purging control valve, the 3rd purging control valve and the 4th purging control valve；Described gas exhausting valve group includes first row gas control valve, second row gas control valve, the 3rd gas exhausting valve and the 4th gas exhausting valve；Described first regenerator, described second regenerator, described 3rd regenerator, described 4th regenerator exhaust gas inlet be connected with described organic exhaust gas house steward respectively through described first air intake control valve, described second air intake control valve, described 3rd air intake control valve, described 4th air intake control valve；Described first regenerator, described second regenerator, described 3rd regenerator, described 4th regenerator exhanst gas outlet be connected with described flue gas house steward respectively through described first row gas control valve, described second row gas control valve, described 3rd gas exhausting valve, described 4th gas exhausting valve；Described first regenerator, described second regenerator, described 3rd regenerator, described 4th regenerator air intlet respectively through described first purge control valve, described second purge control valve, described 3rd purge control valve, described 4th purge control valve connect with atmospheric environment.
Present invention also offers the operation method of a kind of heat accumulating type organic waste gas furnace, it is characterised in that comprise the following steps:
1) preparatory stage before entrance process organic exhaust gas, first turn on gas exhausting valve group, open combustion air and control valve and fuel control valve, light startup burner, intrinsic for incinerator regenerator is heated to 800 DEG C～850 DEG C, being then shut off combustion air and control valve, fuel control valve, gas exhausting valve group, the preparatory stage terminates；
2) entrance processes organic exhaust gas working stage, organic exhaust gas passes through organic exhaust gas house steward, air intake control valve group, enter the intrinsic regenerator of incinerator preheat and start oxidation, high-temperature flue gas cools down then through regenerator, air is entered by gas exhausting valve group, flue gas house steward, air-introduced machine, chimney, fresh air controls, by purging, the regenerator that the entrance air inlet of valve group terminates, and takes away the untreated organic exhaust gas remaining in regenerator, and the regenerator after purging enters aerofluxus.
Preferably, each control valve group commutation control sequential in organic exhaust gas working stage is processed as follows:
A) start working the stage one, close the first blow down valve, the 3rd air bleeding valve, after putting in place, open first row air valve, the 3rd intake valve, then through Δ T time, close the 4th intake valve, after putting in place, open the 4th blow down valve；
B) then through T/4-Δ T time, start working the stage two, close the 4th blow down valve, second row air valve, after putting in place, open the 4th air bleeding valve, the second intake valve；Then through Δ T time, close the 3rd intake valve, after putting in place, open the 3rd blow down valve；
C) then through T/4-Δ T time, start working the stage three, close the 3rd blow down valve, first row air valve, after putting in place, open the 3rd air bleeding valve, the first intake valve；Then through Δ T time, close the second intake valve, after putting in place, open the second blow down valve；
D) then through T/4-Δ T time, start working the stage four, close the second blow down valve, the 4th air bleeding valve, after putting in place, open second row air valve, the 4th intake valve；Then through Δ T time, close the first intake valve, after putting in place, open the first blow down valve；
E) then through T/4-Δ T time, a complete commutation cycle T terminates, and enters next commutation cycle, repeats to enter step a).
Preferably, a commutation cycle time span T is 4min～40min；The time span of working stage one, working stage two, working stage three and working stage four is equal, is T/4.
Preferably, the time span purging lag Δ T is T/12～T/6.
Due to the fact that and take above technical scheme, it has the advantage that 1, incinerator of the present invention is originally internal arranges multiple regenerator, each regenerator is connected with organic exhaust gas house steward, flue gas house steward, atmospheric environment respectively by controlling valve group, by valve group commutation control, each regenerator utilization rate is high, without standby time；2, regenerator is had to be in air inlet and exhaust condition all the time during commutation, it is ensured that to process the seriality of organic exhaust gas；3, when commutation, valve is first closed, is opened afterwards, it is ensured that do not have untreated organic exhaust gas directly to discharge；4, purging system does not have extras, pipeline, and system is succinct.
Accompanying drawing explanation
Fig. 1 is the regenerator organic waste gas furnace systematic schematic diagram of the embodiment of the present invention.
Fig. 2 is the regenerator organic waste gas furnace commutation control sequential chart of the embodiment of the present invention.
Wherein, organic exhaust gas house steward (1), incinerator body (2), first regenerator (21), second regenerator (22), 3rd regenerator (23), 4th regenerator (24), flue gas house steward (3), air-introduced machine (4), chimney (5), start burner (6), combustion air controls valve (61), fuel control valve (62), first air intake control valve (71), second air intake control valve (72), 3rd air intake control valve (73), 4th air intake control valve (74), first purges control valve (81), second purges control valve (82), 3rd purges control valve (83), 4th purges control valve (84), first row gas control valve (91), second row gas control valve (92), 3rd gas exhausting valve (93), 4th gas exhausting valve (94).
Detailed description of the invention
For making the purpose of the present invention, technical scheme and advantage clearly understand, developing simultaneously embodiment referring to accompanying drawing, the present invention is described in more detail.
Fig. 1 is one embodiment of the present invention, a kind of heat accumulating type organic waste gas furnace, including: organic exhaust gas house steward 1, air intake control valve group, incinerator body 2, regenerator, purging control valve group, gas exhausting valve group, flue gas house steward 3, air-introduced machine 4, chimney 5, start burner 6.This internal regenerator that multiple parallel connection is set of incinerator, organic exhaust gas house steward 1 is in parallel with the exhaust gas inlet of each regenerator by air intake control valve group, the exhanst gas outlet of each regenerator is in parallel with flue gas house steward 3 by gas exhausting valve group, and the air intlet of each regenerator connects with atmospheric environment by purging control valve group.Flue gas house steward 3 connects the air inlet of air-introduced machine 4, and the air outlet of air-introduced machine 4 connects chimney 5.
Four on all four regenerator in parallel are set in incinerator body 2, respectively the first regenerator the 21, second regenerator the 22, the 3rd regenerator 23 and the 4th regenerator 24；Air intake control valve group includes the first air intake control valve the 71, second air intake control valve the 72, the 3rd air intake control valve 73 and the 4th air intake control valve 74；Purging control valve group includes first purging control valve the 81, second purging and controls valve the 82, the 3rd purging control valve 83 and the 4th purging control valve 84；Gas exhausting valve group includes first row gas control valve 91, second row gas control valve the 92, the 3rd gas exhausting valve 93 and the 4th gas exhausting valve 94.The exhaust gas inlet of first regenerator the 21, second regenerator the 22, the 3rd regenerator the 23, the 4th regenerator 24 is connected with organic exhaust gas house steward 1 respectively through first air intake control valve the 71, second air intake control valve the 72, the 3rd air intake control valve the 73, the 4th air intake control valve 74；The exhanst gas outlet of first regenerator the 21, second regenerator the 22, the 3rd regenerator the 23, the 4th regenerator 24 is connected with flue gas house steward 3 respectively through first row gas control valve 91, second row gas control valve the 92, the 3rd gas exhausting valve the 93, the 4th gas exhausting valve 94；The air intlet of first regenerator the 21, second regenerator the 22, the 3rd regenerator the 23, the 4th regenerator 24 controls valve the 82, the 3rd purging control valve the 83, the 4th purging control valve 84 respectively through first purging control valve the 81, second purging and connects with atmospheric environment.
Being provided with startup burner 6 on incinerator body, the air intlet starting burner 6 is connected with combustion air by combustion air control valve 61, and the fuel inlet starting burner 6 is connected with fuel by fuel control valve 62.
Present invention also offers the operation method of a kind of heat accumulating type organic waste gas furnace, comprise the following steps:
1) preparatory stage before entrance process organic exhaust gas, first turn on first row gas control valve 91, second row gas control valve 92, 3rd gas exhausting valve 93, 4th gas exhausting valve 94, open combustion air and control valve 61 and fuel control valve 62, light startup burner 6, by the first regenerator 21 in incinerator body 2, second regenerator 22, 3rd regenerator 23, 4th regenerator 24 heats to 800 DEG C～850 DEG C, it is then shut off combustion air and controls valve 61, fuel control valve 62, first row gas control valve 91, second row gas control valve 92, 3rd gas exhausting valve 93 and the 4th gas exhausting valve 94, preparatory stage terminates；
2) entrance processes the VOCs treatment stage, organic exhaust gas passes through organic exhaust gas house steward 1, air intake control valve group, enter the regenerator in incinerator body 2 preheat and start oxidation, high-temperature flue gas cools down then through regenerator, air is entered by gas exhausting valve group, flue gas house steward 3, air-introduced machine 4, chimney 5, fresh air controls, by purging, the regenerator that the entrance air inlet of valve group terminates, and takes away the untreated organic exhaust gas remaining in regenerator, and the regenerator after purging enters aerofluxus；Organic waste gas furnace working stage commutation control sequential following (as shown in Figure 2).
A) start working the stage one, close the first blow down valve the 81, the 3rd air bleeding valve 93, after putting in place, open first row air valve the 91, the 3rd intake valve 73, then through Δ T time, close the 4th intake valve 74, after putting in place, open the 4th blow down valve 84；
B) then through T/4-Δ T time, start working the stage two, close the 4th blow down valve 84, second row air valve 92, after putting in place, open the 4th air bleeding valve the 94, second intake valve 72；Then through Δ T time, close the 3rd intake valve 73, after putting in place, open the 3rd blow down valve 83；
C) then through T/4-Δ T time, start working the stage three, close the 3rd blow down valve 83, first row air valve 91, after putting in place, open the 3rd air bleeding valve the 93, first intake valve 71；Then through Δ T time, close the second intake valve 72, after putting in place, open the second blow down valve 82；
D) then through T/4-Δ T time, start working the stage four, close the second blow down valve the 82, the 4th air bleeding valve 94, after putting in place, open second row air valve the 92, the 4th intake valve 74；Then through Δ T time, close the first intake valve 71, after putting in place, open the first blow down valve 81；
E) then through T/4-Δ T time, a complete commutation cycle T terminates, and enters next commutation cycle, repeats to enter step a).
In above-described embodiment, commutation cycle time span is T, and its span is 4min～40min.The time span of working stage one～tetra-is equal, is T/4.The time span purging lag Δ T is T/12～T/6.
These are only presently preferred embodiments of the present invention, not in order to limit the present invention, all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within the scope of the present invention.
Claims (7)
1. a heat accumulating type organic waste gas furnace, it is characterised in that it includes organic waste gas header, air intake control valve group, incinerator body, regenerator, purging control valve group, gas exhausting valve group, flue gas house steward, air-introduced machine, chimney and startup burner；This internal described regenerator that multiple parallel connection is set of described incinerator, described organic exhaust gas house steward is connected by the exhaust gas inlet of described air intake control valve group with each described regenerator, the air intlet of each described regenerator is connected with atmospheric environment by the described control valve group that purges, and the exhanst gas outlet of each described regenerator is connected with described flue gas house steward by described gas exhausting valve group；Described flue gas house steward is also connected with the air inlet of air-introduced machine, and the air outlet of described air-introduced machine connects described chimney；Being provided with described startup burner on described incinerator body, the air intlet of described startup burner controls valve by combustion air and is connected with combustion air, and the fuel inlet of described startup burner is connected with fuel by fuel control valve.
2. a kind of heat accumulating type organic waste gas furnace as claimed in claim 1, it is characterised in that described incinerator is originally internal arranges four on all four described regenerator in parallel, respectively the first regenerator, the second regenerator, the 3rd regenerator and the 4th regenerator.
3. a kind of heat accumulating type organic waste gas furnace as claimed in claim 2, it is characterised in that described air intake control valve group includes the first air intake control valve, the second air intake control valve, the 3rd air intake control valve and the 4th air intake control valve；Described purging control valve group includes the first purging control valve, the second purging control valve, the 3rd purging control valve and the 4th purging control valve；Described gas exhausting valve group includes first row gas control valve, second row gas control valve, the 3rd gas exhausting valve and the 4th gas exhausting valve；Described first regenerator, described second regenerator, described 3rd regenerator, described 4th regenerator exhaust gas inlet be connected with described organic exhaust gas house steward respectively through described first air intake control valve, described second air intake control valve, described 3rd air intake control valve, described 4th air intake control valve；Described first regenerator, described second regenerator, described 3rd regenerator, described 4th regenerator air intlet respectively through described first purge control valve, described second purge control valve, described 3rd purge control valve, described 4th purge control valve connect with atmospheric environment；Described first regenerator, described second regenerator, described 3rd regenerator, described 4th regenerator exhanst gas outlet be connected with described flue gas house steward respectively through described first row gas control valve, described second row gas control valve, described 3rd gas exhausting valve, described 4th gas exhausting valve.
4. the operation method of a kind of heat accumulating type organic waste gas furnace as described in claim 1 or 2 or 3, it is characterised in that comprise the following steps:
1) preparatory stage before entrance process organic exhaust gas, first turn on gas exhausting valve group, open combustion air and control valve and fuel control valve, light startup burner, intrinsic for incinerator regenerator is heated to 800 DEG C～850 DEG C, being then shut off combustion air and control valve, fuel control valve, gas exhausting valve group, the preparatory stage terminates；
2) entrance processes organic exhaust gas working stage, organic exhaust gas passes through organic exhaust gas house steward, air intake control valve group, enter the intrinsic regenerator of incinerator preheat and start oxidation, high-temperature flue gas cools down then through regenerator, air is entered by gas exhausting valve group, flue gas house steward, air-introduced machine, chimney, fresh air controls, by purging, the regenerator that the entrance air inlet of valve group terminates, and takes away the untreated organic exhaust gas remaining in regenerator, and the regenerator after purging enters aerofluxus.
5. the operation method of a kind of heat accumulating type organic waste gas furnace as claimed in claim 4, it is characterised in that process each control valve group commutation control sequential in organic exhaust gas working stage as follows:
1) start working the stage one, close the first blow down valve, the 3rd air bleeding valve, after putting in place, open first row air valve, the 3rd intake valve, then through Δ T time, close the 4th intake valve, after putting in place, open the 4th blow down valve；
2) then through T/4-Δ T time, start working the stage two, close the 4th blow down valve, second row air valve, after putting in place, open the 4th air bleeding valve, the second intake valve；Then through Δ T time, close the 3rd intake valve, after putting in place, open the 3rd blow down valve；
3) then through T/4-Δ T time, start working the stage three, close the 3rd blow down valve, first row air valve, after putting in place, open the 3rd air bleeding valve, the first intake valve；Then through Δ T time, close the second intake valve, after putting in place, open the second blow down valve；
4) then through T/4-Δ T time, start working the stage four, close the second blow down valve, the 4th air bleeding valve, after putting in place, open second row air valve, the 4th intake valve；Then through Δ T time, close the first intake valve, after putting in place, open the first blow down valve；
5) then through T/4-Δ T time, a complete commutation cycle T terminates, and enters next commutation cycle, repeats to enter step 1).
6. the operation method of a kind of heat accumulating type organic waste gas furnace as claimed in claim 5, it is characterised in that a commutation cycle time span T is 4min～40min；The time span of working stage one, working stage two, working stage three and working stage four is equal, is T/4.
7. the operation method of a kind of heat accumulating type organic waste gas furnace as described in claim 5 or 6, it is characterised in that the time span purging lag Δ T is T/12～T/6.
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| CN201610178128.6A CN105716096A (en) | 2016-03-25 | 2016-03-25 | Heat accumulating type organic waste gas incinerator and running method thereof |
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| CN201610178128.6A CN105716096A (en) | 2016-03-25 | 2016-03-25 | Heat accumulating type organic waste gas incinerator and running method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106422657A (en) * | 2016-12-13 | 2017-02-22 | 广东顺德力成节能环保设备工程有限公司 | Regenerative waste gas treatment device with three treatment chambers |
| CN106765220A (en) * | 2017-01-20 | 2017-05-31 | 山西亚乐士环保技术股份有限公司 | Five Room regenerative thermal oxidizers |
| CN107191946A (en) * | 2017-07-20 | 2017-09-22 | 中煤科工集团重庆研究院有限公司 | Five-chamber structure gas oxidation device and operation method thereof |
| CN108398031A (en) * | 2018-01-30 | 2018-08-14 | 佛山高砂工业窑炉有限公司 | A kind of parallel exhaust combustion processing unit of lithium battery material firing furnace |
| CN110043910A (en) * | 2019-05-24 | 2019-07-23 | 上海兰宝环保科技有限公司 | Three Room of one kind exchange heat accumulation type off-gas incinerator and its processing method |
| CN110094743A (en) * | 2019-05-24 | 2019-08-06 | 上海兰宝环保科技有限公司 | A kind of three Room exchange heat accumulation type off-gas incineration treatment method |
| CN111878841A (en) * | 2020-07-21 | 2020-11-03 | 中国石油化工股份有限公司 | Sequential control method for reversing system of rco device |
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2016
- 2016-03-25 CN CN201610178128.6A patent/CN105716096A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106422657A (en) * | 2016-12-13 | 2017-02-22 | 广东顺德力成节能环保设备工程有限公司 | Regenerative waste gas treatment device with three treatment chambers |
| CN106765220A (en) * | 2017-01-20 | 2017-05-31 | 山西亚乐士环保技术股份有限公司 | Five Room regenerative thermal oxidizers |
| CN107191946A (en) * | 2017-07-20 | 2017-09-22 | 中煤科工集团重庆研究院有限公司 | Five-chamber structure gas oxidation device and operation method thereof |
| CN107191946B (en) * | 2017-07-20 | 2018-12-21 | 中煤科工集团重庆研究院有限公司 | Five-chamber structure gas oxidation device and operation method thereof |
| CN108398031A (en) * | 2018-01-30 | 2018-08-14 | 佛山高砂工业窑炉有限公司 | A kind of parallel exhaust combustion processing unit of lithium battery material firing furnace |
| CN108398031B (en) * | 2018-01-30 | 2024-02-09 | 佛山高砂工业窑炉有限公司 | Parallel tail gas combustion treatment device for lithium battery material firing furnace |
| CN110043910A (en) * | 2019-05-24 | 2019-07-23 | 上海兰宝环保科技有限公司 | Three Room of one kind exchange heat accumulation type off-gas incinerator and its processing method |
| CN110094743A (en) * | 2019-05-24 | 2019-08-06 | 上海兰宝环保科技有限公司 | A kind of three Room exchange heat accumulation type off-gas incineration treatment method |
| CN111878841A (en) * | 2020-07-21 | 2020-11-03 | 中国石油化工股份有限公司 | Sequential control method for reversing system of rco device |
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