CN105749626B - A kind of fats and oils processing exhaust gas treating method - Google Patents
A kind of fats and oils processing exhaust gas treating method Download PDFInfo
- Publication number
- CN105749626B CN105749626B CN201610228603.6A CN201610228603A CN105749626B CN 105749626 B CN105749626 B CN 105749626B CN 201610228603 A CN201610228603 A CN 201610228603A CN 105749626 B CN105749626 B CN 105749626B
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- China
- Prior art keywords
- tail gas
- burn pot
- combustion furnace
- settling tank
- tank
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/02—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising gravity
-
- 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
Abstract
The invention provides a kind of fats and oils processing exhaust gas treating method, tail gas caused by fats and oils processing is discharged from oxidation tank top, is flowed into by pipeline in settling tank；Tail gas enters from the lower side of settling tank, after the precipitation of settling tank, is flowed out from the top of settling tank, by blower fan along pipeline into one end of burn pot；The other end of burn pot is provided with feeding port, and fuel is added into burn pot from feeding port, and after lighting fuel, tail gas is burnt in burn pot；Tail gas after burning, which enters, to be arranged in the combustion furnace on burn pot top, by the coil pipe in combustion furnace, fully after burning, after reaching discharge standard, is discharged from the opening of upper furnace.The processing method equipment of the present invention is simple, easy to operate, securely and reliably, saves the energy, reduces environmental pollution, the health of maintaining grease workers processing.
Description
It is January 30, Application No. 201510049987.0, entitled one in 2015 applying date that present patent application, which is,
The divisional application of the Chinese patent application of kind fats and oils processing exhaust gas treating method and processing equipment.
Technical field
The invention belongs to tail gas disposal technique field, more particularly to a kind of fats and oils processing exhaust gas treating method.
Background technology
During fats and oils processing, particularly fundamentals, its caused tail gas includes air, vapor, solvent gas
Deng also comprising irritative gas sinapic acid etc. caused by high-temperature oxydation, eyes of such irritative gas sinapic acid to human body
There is strong impulse with skin, endanger the health of fats and oils processing worker.Although there is the recovery mustard of complexity in the prior art
The method and apparatus of sub- acid, but for the fats and oils processing enterprise of general scale, mustard seed acid content is seldom, cost recovery is high
And income is few, therefore it is not particularly suited for reclaiming.
The content of the invention
The present invention is directed to disadvantage mentioned above, there is provided and a kind of equipment is simple, easy to operate fats and oils processing exhaust gas treating method,
To reach the purpose of low-cost processes tail gas and safety and environmental protection.
To achieve the above object, the present invention takes following technical proposals to realize：
A kind of fats and oils processing exhaust gas treating method, comprises the following steps：
Step a, tail gas caused by fats and oils processing are discharged from oxidation tank top, are flowed into by pipeline in settling tank；
Step b, tail gas enters from the lower side of settling tank, after the precipitation of settling tank, from the overhead stream of settling tank
Go out, by blower fan along pipeline into one end of burn pot；
Step c, the other end of burn pot are provided with feeding port, and fuel is added into burn pot from feeding port, lights fuel
Afterwards, tail gas is burnt in burn pot；
Step d, tail gas after burning, which enters, to be arranged in the combustion furnace on burn pot top, by the coil pipe in combustion furnace,
Fully after burning, after reaching discharge standard, discharged from the opening of upper furnace；
Wherein described burn pot is horizontal tank, and tank horizontal direction one end is provided with feeding port, and the other end is provided with inlet exhaust gas；
Combustion furnace side is additionally provided with a tail gas diffluence pass, a segment pipe is provided with the diffluence pass, with blower fan and burning
Connecting pipe between tank is connected.
Further, being closed in the tail gas has sinapic acid.What sinapic acid occurred in fats and oils processing, particularly fundamentals
To human body material excitatory, it is detrimental to health and environment.
Preferably, the fuel tank top is provided with the opening being connected with combustion furnace, the openings of sizes and combustion furnace inner disc
Pipe cross section size is identical.
Optionally, the combustion furnace is cylinder or cuboid.
Further, the pipeline of combustion furnace opening is provided with valve, when tail gas amount is more than setting value, opens valve, leads to
Cross the tail gas that blower fan conveying comes and be divided into two-way, be directly entered all the way in combustion furnace, another way enters in burn pot；When tail is narrow-minded
When setting value, close valve, by blower fan conveying come tail gas completely into fuel tank.
The present invention also provides a kind of processing equipment of fats and oils processing tail gas, including oxidation tank, settling tank, blower fan, burn pot
And combustion furnace；Wherein oxidation tank top is provided with oxidation tank offgas outlet, and the lower side of settling tank is provided with settling tank gas inlet,
It is connected between oxidation tank offgas outlet and settling tank gas inlet by pipeline；Settling tank top is provided with settling tank offgas outlet,
Settling tank offgas outlet is connected with fans entrance by pipeline, and the burn pot tail gas that one end of fan outlet and burn pot is provided with enters
Mouth is connected by pipeline；The other end of burn pot is provided with feeding port, for adding fuel；Combustion furnace is arranged on burn pot,
Bottom is provided with combustion furnace entrance with burn pot connecting place, is provided with stage coil pipe in combustion furnace, upper furnace is provided with offgas outlet.
Preferably, the fuel tank top is provided with the opening being connected with combustion furnace, the openings of sizes and combustion furnace inner disc
Pipe cross section size is identical.
Preferably, the burn pot is horizontal tank, and one end of burn pot horizontal direction is provided with feeding port, and the other end is provided with combustion
Burn tank gas inlet.
Optionally, the combustion furnace is cylinder or cuboid.
As optional embodiment, the side of the combustion furnace is additionally provided with tail gas diffluence pass, and the tail gas diffluence pass leads to
Pipeline between piping and fan outlet and burn pot gas inlet is connected；Valve is additionally provided with the pipeline of tail gas diffluence pass.
In a word, beneficial effects of the present invention are：The fats and oils processing processing method of the present invention first comes out high-temperature oxydation tank
Tail gas in amount of grease, solvent liquid, the vapor taken out of, by the precipitation of settling tank, remove most grease in tail gas,
Solvent liquid etc.；Then tail gas is delivered to by burn pot by blower fan, adding fuel in one end of burn pot is burnt, due to
Product is water and carbon dioxide after sinapic acid fully burns, therefore environmentally safe.During exhaust combustion, the present invention adopts
Multinomial measure has been taken to ensure the abundant of burning, first, tail gas enters from one end of burn pot, and fuel is from the other end of burn pot
Feeding port adds, and after lighting fuel, tail gas flows to the other end from one end of burn pot, with the abundant catalytic combustion of fuel；Secondly exist
Burn pot is provided with combustion furnace, and stage coil pipe is provided with combustion furnace, and the tail gas after burning enters in combustion furnace from burn pot, edge
Coil pipe spirals up, fully burning；In addition the junction opening between burn pot and combustion furnace and coil pipe cross section are in the same size,
For the area of burn pot, coil pipe space very little, and spiral up, resistance is big, therefore the tail gas rate of climb is very slow,
So as to further ensure the abundant progress of burning.By above-mentioned design, the tail gas in the present invention, the particularly mustard in tail gas
Sub- acid can fully burn, and ensure that the gas of production is environmentally safe, non-stimulated to human body.
In summary, processing method equipment of the invention is simple, easy to operate, securely and reliably, saves the energy, reduces environment
Pollution, the health of maintaining grease workers processing.
Brief description of the drawings
Fig. 1 is the processing equipment schematic diagram of fats and oils processing tail gas in one embodiment of the invention.
Embodiment
The present invention will be described in detail below in conjunction with the accompanying drawings.
Fig. 1 is the processing equipment schematic diagram of fats and oils processing tail gas in one embodiment of the invention.As shown in figure 1, this implementation
The processing equipment of fats and oils processing tail gas in example, including oxidation tank 1, settling tank 2, blower fan 3, burn pot 4 and combustion furnace 5.
Oxidation tank 1 is fats and oils processing visual plant, is typically run at high temperature, and temperature is 200-270 degrees centigrades.
A large amount of tail gas, including air, vapor, solvent gas etc. can be produced in this process and before step, also comprising high-temperature oxydation when
Caused irritative gas sinapic acid etc., irritative gas therein is to the body of fats and oils processing worker, especially eye injury
And it is big, effect on environment is also larger.The top of oxidation tank 1 is provided with oxidation tank offgas outlet, and tail gas flows out from this outlet through pipeline.
The lower side of settling tank 2 is provided with settling tank gas inlet, oxidation tank offgas outlet and settling tank gas inlet it
Between be connected by pipeline.The top of settling tank 2 is provided with settling tank offgas outlet, and the entrance of settling tank offgas outlet and blower fan 3 passes through
Pipeline is connected.
The outlet of blower fan 3 is connected with the gas inlet of burn pot 4 that one end of burn pot 4 is provided with by pipeline；Burn pot 4 it is another
One end is provided with feeding port 41, for adding fuel.Burn pot 4 is horizontal tank in the present embodiment, and tail gas is from the horizontal direction of burn pot 4
One end enter, the feeding port 41 of fuel from the other end of the horizontal direction of burn pot 4 adds, and after lighting fuel, tail gas is from burning
One end of tank 4 flows to the other end, with the abundant catalytic combustion of fuel.
Combustion furnace 5 is arranged on burn pot 4, and bottom and the connecting place of burn pot 4 are provided with combustion furnace entrance, in combustion furnace 5
Provided with stage coil pipe 51, the diameter of coil pipe 51 is consistent, setting of spiraling.By being provided with stage coil pipe 51 in combustion furnace 5, after burning
Tail gas enters in combustion furnace 5 from burn pot 4, spirals up, can fully burn along coil pipe.
The top of fuel tank 4 is provided with the opening being connected with combustion furnace, and the openings of sizes is identical with combustion furnace entrance.Both with
The cross section size of 5 inner coil pipe of combustion furnace 51 is identical.
Junction opening and the cross section of coil pipe 51 between burn pot 4 and combustion furnace 5 is in the same size, relative to burn pot 4
Area for, coil pipe space very little, and spiraling up, resistance is big, therefore the tail gas rate of climb is very slow, so as to enter one
Step ensures the abundant progress of burning.
The top of combustion furnace 5 is provided with offgas outlet.By fully burning, after removing irritative gas and other main matters,
Tail gas after processing reaches discharge standard, is discharged by this offgas outlet.
The combustion furnace 5 can be cylinder or cuboid, and cylinder is preferably in the present embodiment, to space profit
With more abundant.
In a preferred embodiment, the side of the combustion furnace 5 is additionally provided with tail gas diffluence pass, and the tail gas diffluence pass passes through
Pipeline exports the pipeline between the gas inlet of burn pot 4 with blower fan 3 and is connected；Valve 6 is additionally provided with the pipeline of tail gas diffluence pass.
When tail gas amount is more than setting value, open valve 6, by blower fan 3 convey come tail gas be divided into two-way, be directly entered burning all the way
In stove 5, another way enters in burn pot 4；When tail gas amount is less than setting value, close valve, by blower fan conveying come tail gas
Completely into fuel tank 4.
When tail gas treatment device in the present embodiment works, first, tail gas caused by fats and oils processing is arranged from the top of oxidation tank 1
Go out, flowed into by pipeline in settling tank 2；Secondly tail gas enters from the lower side of settling tank 2, after the precipitation of settling tank 2,
Flowed out from the top of settling tank 2, by blower fan 3 along pipeline into one end of burn pot 4；Then the another of burn pot 4 is passed through
The feeding port 41 of one end, fuel is added into burn pot 4, and after lighting fuel, tail gas is burnt in burn pot 4；Then fire
Tail gas after burning, which enters, to be arranged in the combustion furnace 5 on the top of burn pot 4, by the coil pipe 51 in combustion furnace 5, after abundant burning,
After reaching discharge standard, discharged from the opening on the top of combustion furnace 5.
Particularly, when tail gas amount is larger, open valve 6, by blower fan 3 convey come tail gas be divided into two-way, all the way directly
Tap into combustion furnace 5, another way enters in burn pot 4, ensures the abundant burning of tail gas.
When tail gas amount is less than setting value, close valve, by blower fan conveying come tail gas completely into fuel tank 4.
Had no irritating odor by the tail gas after the above method and equipment processing, it is harmless, reach discharge standard,
Can directly it discharge.
Although the present invention is disclosed as above with preferred embodiment, it is not for limiting the present invention, any this area
Technical staff without departing from the spirit and scope of the present invention, may be by the methods and technical content of the disclosure above to this hair
Bright technical scheme makes possible variation and modification, therefore, every content without departing from technical solution of the present invention, according to the present invention
Any simple modifications, equivalents, and modifications made to above example of technical spirit, belong to the technology of the present invention side
The protection domain of case.
Claims (5)
1. a kind of fats and oils processing exhaust gas treating method, it is characterised in that the described method comprises the following steps：
Step a, tail gas caused by fats and oils processing are discharged from oxidation tank top, are flowed into by pipeline in settling tank；
Step b, tail gas enters from the lower side of settling tank, after the precipitation of settling tank, flows out, leads to from the top of settling tank
Blower fan is crossed along pipeline into one end of burn pot；
Step c, the other end of burn pot are provided with feeding port, and fuel is added into burn pot from feeding port, after lighting fuel, tail
Gas is burnt in burn pot；
Step d, tail gas after burning, which enters, to be arranged in the combustion furnace on burn pot top, by the coil pipe in combustion furnace, fully
After burning, after reaching discharge standard, discharged from the offgas outlet of upper furnace；
Wherein described burn pot is horizontal tank, and tank horizontal direction one end is provided with feeding port, and the other end is provided with inlet exhaust gas；
Combustion furnace side is additionally provided with a tail gas diffluence pass, and a segment pipe is provided with the diffluence pass, with blower fan and burn pot it
Between connecting pipe be connected.
2. processing method according to claim 1, it is characterised in that contain sinapic acid in the tail gas.
3. processing method according to claim 1, it is characterised in that the burn pot top is provided with what is be connected with combustion furnace
Opening, the openings of sizes are identical with combustion furnace inner coil pipe cross section size.
4. processing method according to claim 1, it is characterised in that the combustion furnace is cylinder or cuboid.
5. processing method according to claim 1, it is characterised in that the pipeline at burning furnace exhaust gas diffluence pass is provided with valve
Door, when tail gas amount is more than setting value, opening valve, by blower fan conveying come tail gas be divided into two-way, be directly entered combustion all the way
Burn in stove, another way enters in burn pot；When tail gas amount is less than setting value, close valve, by blower fan conveying come tail gas
Completely into fuel tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610228603.6A CN105749626B (en) | 2015-01-30 | 2015-01-30 | A kind of fats and oils processing exhaust gas treating method |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610228603.6A CN105749626B (en) | 2015-01-30 | 2015-01-30 | A kind of fats and oils processing exhaust gas treating method |
| CN201510049987.0A CN104548758B (en) | 2015-01-30 | 2015-01-30 | A kind of fats and oils processing exhaust gas treating method and treatment facility |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510049987.0A Division CN104548758B (en) | 2015-01-30 | 2015-01-30 | A kind of fats and oils processing exhaust gas treating method and treatment facility |
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| Publication Number | Publication Date |
|---|---|
| CN105749626A CN105749626A (en) | 2016-07-13 |
| CN105749626B true CN105749626B (en) | 2018-04-03 |
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| CN201610228603.6A Active CN105749626B (en) | 2015-01-30 | 2015-01-30 | A kind of fats and oils processing exhaust gas treating method |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102949920A (en) * | 2012-10-30 | 2013-03-06 | 湘潭闯创环保科技有限公司 | Waste incineration tail gas emission purification treatment process and special apparatus thereof |
| CN103130491A (en) * | 2013-02-21 | 2013-06-05 | 陈丰 | Method for preparing environment-friendly bricks by using mixture of biochemical sludge and red clay and by using waste oil as fuel |
| CN104226098A (en) * | 2014-10-11 | 2014-12-24 | 北京嘉格伟业筑路科技有限公司 | Modified asphalt tail gas treating system and treating process thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100294422B1 (en) * | 1998-05-16 | 2001-07-12 | 백 희 원 | Gas furnace for incinerating |
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2015
- 2015-01-30 CN CN201610228603.6A patent/CN105749626B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102949920A (en) * | 2012-10-30 | 2013-03-06 | 湘潭闯创环保科技有限公司 | Waste incineration tail gas emission purification treatment process and special apparatus thereof |
| CN103130491A (en) * | 2013-02-21 | 2013-06-05 | 陈丰 | Method for preparing environment-friendly bricks by using mixture of biochemical sludge and red clay and by using waste oil as fuel |
| CN104226098A (en) * | 2014-10-11 | 2014-12-24 | 北京嘉格伟业筑路科技有限公司 | Modified asphalt tail gas treating system and treating process thereof |
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| CN105749626A (en) | 2016-07-13 |
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Effective date of registration: 20200728 Address after: 313300 Lingang Industrial Park, Meixi Town, Anji County, Huzhou City, Zhejiang Province Patentee after: ZHEJIANG QIAOBANG LITE OIL Co.,Ltd. Address before: Hangzhou City, Zhejiang Province, 310000 Xihu District three Town Shuangqiao Village Patentee before: HANGZHOU LITELUBE PETROLEUM Co.,Ltd. |