CN105709507A - Equipment for treating exhaust gas produced during oil processing - Google Patents

Equipment for treating exhaust gas produced during oil processing Download PDF

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Publication number
CN105709507A
CN105709507A CN201610228710.9A CN201610228710A CN105709507A CN 105709507 A CN105709507 A CN 105709507A CN 201610228710 A CN201610228710 A CN 201610228710A CN 105709507 A CN105709507 A CN 105709507A
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CN
China
Prior art keywords
tank
combustion furnace
burn pot
pipeline
tail gas
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Application number
CN201610228710.9A
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Chinese (zh)
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CN105709507B (en
Inventor
陆吉明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHEJIANG QIAOBANG LITE OIL Co.,Ltd.
Original Assignee
Hangzhou Litelube Petroleum Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by Hangzhou Litelube Petroleum Co Ltd filed Critical Hangzhou Litelube Petroleum Co Ltd
Priority to CN201610228710.9A priority Critical patent/CN105709507B/en
Priority claimed from CN201510049987.0A external-priority patent/CN104548758B/en
Publication of CN105709507A publication Critical patent/CN105709507A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D45/00Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
    • B01D45/02Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising gravity
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G7/00Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
    • F23G7/06Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
    • F23G7/061Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2204/00Supplementary heating arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2209/00Specific waste
    • F23G2209/14Gaseous waste or fumes

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  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Incineration Of Waste (AREA)

Abstract

The invention provides equipment for treating exhaust gas produced during oil processing. The equipment comprises an oxidization tank, a precipitation tank, a fan, a combustion tank and a combustion furnace, wherein an oxidization tank exhaust gas outlet is formed in the upper part of the oxidization tank; a precipitation tank exhaust gas inlet is formed in the side surface of the lower part of the precipitation tank; the oxidization tank exhaust gas outlet is connected with the precipitation tank exhaust gas inlet through a pipeline; a precipitation tank exhaust gas outlet is formed in the upper part of the precipitation tank and is connected with a fan inlet through a pipeline; a fan outlet is connected with a combustion tank exhaust gas inlet formed in one end of the combustion tank through a pipeline; a feeding port is formed in other end of the combustion tank and used for feeding fuel; the combustion furnace is arranged above the combustion tank, a combustion furnace inlet is formed in the lower part, connected with the combustion tank, of the combustion furnace, a multi-stage coil is arranged in the combustion furnace, and an exhaust gas outlet is formed in the upper part of the combustion furnace. The equipment adopting the treatment method is simple, the treatment method is convenient to operate, safe and reliable, energy is saved, environmental pollution is reduced, and body health of workers processing oil is kept.

Description

A kind of fats and oils processing tail gas treatment device
Present patent application is the applying date, and to be on January 30th, 2015, application number be 201510049987.0, name is called the divisional application of Chinese patent application of a kind of fats and oils processing exhaust gas treating method and the equipment of process.
Technical field
The invention belongs to tail gas disposal technique field, particularly to a kind of fats and oils processing tail gas treatment device.
Background technology
Fats and oils processing, particularly in fundamentals process, the tail gas of its generation includes air, steam, solvent gas etc., the irritative gas sinapic acid etc. produced when also comprising high-temperature oxydation, eyes and the skin of human body are had strong impulse by such irritative gas sinapic acid, and harm fats and oils processing workman's is healthy.Although having the method and apparatus reclaiming sinapic acid of complexity in prior art, but for the fats and oils processing enterprise of general scale, sinapic acid content being little, cost recovery is high and income is few, is therefore not particularly suited for reclaiming.
Summary of the invention
The present invention is directed to disadvantage mentioned above, it is provided that a kind of equipment is simple, and easy to operate fats and oils processing tail gas treatment device, to reach the purpose of low-cost processes tail gas and safety and environmental protection.
For achieving the above object, the present invention takes following technical proposals to realize:
The present invention provides the process equipment of a kind 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, is connected by pipeline between oxidation tank offgas outlet and settling tank gas inlet;Settling tank top is provided with settling tank offgas outlet, and settling tank offgas outlet is connected by pipeline with fans entrance, and the burn pot gas inlet that fan outlet is provided with one end of burn pot is connected by pipeline;The other end of burn pot is provided with feeding port, is used for adding fuel;Combustion furnace is arranged on burn pot, and bottom and burn pot connecting place are provided with combustion furnace entrance, are provided with stage coil pipe in combustion furnace, and upper furnace is provided with offgas outlet;
Described fuel tank top is provided with the opening being connected with combustion furnace, and described openings of sizes is identical with combustion furnace inner coil pipe cross section size;
Described 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 burn pot gas inlet.
Optionally, described combustion furnace is cylindrical or cuboid.
As optional embodiment, the side of described combustion furnace is additionally provided with tail gas diffluence pass, and described tail gas diffluence pass is connected by the pipeline between pipeline with fan outlet and burn pot gas inlet;The pipeline of tail gas diffluence pass is additionally provided with valve.
A kind of fats and oils processing exhaust gas treating method, comprises the following steps:
Step a, the tail gas that fats and oils processing produces is discharged from oxidation tank top, is flowed in settling tank by pipeline;
Step b, tail gas enters from the lower side of settling tank, after the precipitation of settling tank, flows out from the top of settling tank, is delivered in one end of burn pot along pipeline by blower fan;
Step c, the other end of burn pot is provided with feeding port, adds fuel from feeding port to burn pot, and after lighting fuel, tail gas burns in burn pot;
Step d, the tail gas after burning enters in the combustion furnace being arranged on burn pot top, the coil pipe in combustion furnace, fully after burning, after reaching discharge standard, discharges from the opening of upper furnace;
Wherein said 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;
Side, combustion furnace is additionally provided with a tail gas diffluence pass, and described diffluence pass place is provided with a segment pipe, is connected with the connection pipeline between blower fan and burn pot.
Further, containing sinapic acid in described tail gas.Sinapic acid occur in fats and oils processing, particularly fundamentals to human body material excitatory, be detrimental to health and environment.
Preferably, described fuel tank top is provided with the opening being connected with combustion furnace, and described openings of sizes is identical with combustion furnace inner coil pipe cross section size.
Optionally, described combustion furnace is cylindrical or cuboid.
Further, the pipeline of combustion furnace opening part is provided with valve, when tail gas amount is more than setting value, opens valve, and the tail gas carried by blower fan is divided into two-way, and a road is directly entered in combustion furnace, and another road enters in burn pot;When tail gas amount is less than setting value, closing valve, the tail gas carried by blower fan is completely in fuel tank.
In a word, the invention have the benefit that the fats and oils processing of the present invention processes equipment, first by the amount of grease taken out of in high-temperature oxydation tank tail gas out, solvent liquid, steam, by the precipitation of settling tank, major part oils and fats, solvent liquid etc. in tail gas is removed;Then passing through blower fan and tail gas is delivered to burn pot, add fuel in one end of burn pot and burn, the afterproduct that fully burns due to sinapic acid is water and carbon dioxide, therefore environmentally safe.In exhaust combustion process, this invention takes multinomial measure and ensure the abundant of burning, first, tail gas enters from one end of burn pot, and fuel adds from the feeding port of the other end of burn pot, after lighting fuel, tail gas flows to the other end from one end of burn pot, is fully contacted burning with fuel;Secondly being provided with combustion furnace on burn pot, be provided with stage coil pipe in combustion furnace, the tail gas after burning enters in combustion furnace from burn pot, spirals up along coil pipe, fully burns;In addition the junction opening between burn pot and combustion furnace is in the same size with coil pipe cross section, and relative to the area of burn pot, coil pipe space is only small, and spiral up, resistance is big, and therefore the tail gas rate of climb is very slow, such that it is able to ensure the sufficiently conducted of burning further.By above-mentioned design, the sinapic acid in the tail gas in the present invention, particularly tail gas can fully burn, it is ensured that the gas environmentally safe of production, and human body is non-stimulated.
In sum, the processing method equipment of the present invention is simple, easy to operate, safe and reliable, saves the energy, reduces environmental pollution, maintaining grease workers processing healthy.
Accompanying drawing explanation
Fig. 1 is the process equipment schematic diagram of fats and oils processing tail gas in one embodiment of the invention.
Detailed description of the invention
Describe the present invention below in conjunction with accompanying drawing.
Fig. 1 is the process equipment schematic diagram of fats and oils processing tail gas in one embodiment of the invention.As it is shown in figure 1, the process equipment of the fats and oils processing tail gas in the present embodiment, 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, generally at high temperature runs, and temperature is 200-270 degrees centigrade.This process and before step can produce a large amount of tail gas, including air, steam, solvent gas etc., the irritative gas sinapic acid etc. produced when also comprising high-temperature oxydation, the irritative gas therein health to fats and oils processing workman, especially eye injury and big, environmental effect is also bigger.Oxidation tank 1 top is provided with oxidation tank offgas outlet, and from then on tail gas export and flow out through pipeline.
The lower side of settling tank 2 is provided with settling tank gas inlet, is connected by pipeline between oxidation tank offgas outlet and settling tank gas inlet.Settling tank 2 top is provided with settling tank offgas outlet, and settling tank offgas outlet is connected by pipeline with the entrance of blower fan 3.
Blower fan 3 is exported burn pot 4 gas inlet that the one end with burn pot 4 is provided with and is connected by pipeline;The other end of burn pot 4 is provided with feeding port 41, is used for adding fuel.In the present embodiment, burn pot 4 is horizontal tank, tail gas enters from one end of burn pot 4 horizontal direction, and fuel adds from the feeding port 41 of the other end of burn pot 4 horizontal direction, after lighting fuel, tail gas flows to the other end from one end of burn pot 4, is fully contacted burning with fuel.
Combustion furnace 5 is arranged on burn pot 4, and bottom and burn pot 4 connecting place are provided with combustion furnace entrance, are provided with stage coil pipe 51 in combustion furnace 5, and coil pipe 51 diameter is consistent, setting of spiraling.By being provided with stage coil pipe 51 in combustion furnace 5, the tail gas after burning enters in combustion furnace 5 from burn pot 4, spirals up along coil pipe, it is possible to fully burn.
Fuel tank 4 top is provided with the opening being connected with combustion furnace, and described openings of sizes is identical with combustion furnace entrance.Both are identical with combustion furnace 5 inner coil pipe 51 cross section size.
Junction opening between burn pot 4 and combustion furnace 5 is in the same size with coil pipe 51 cross section, and relative to the area of burn pot 4, coil pipe space is only small, and spiral up, resistance is big, and therefore the tail gas rate of climb is very slow, such that it is able to ensure the sufficiently conducted of burning further.
Top, combustion furnace 5 is provided with offgas outlet.Through fully burning, after removing irritative gas and other main matter, the tail gas after process reaches discharge standard, is discharged by this offgas outlet.
Described combustion furnace 5 can be cylindrical or cuboid, preferably cylindrical in the present embodiment, and space utilization is more abundant.
In a preferred embodiment, the side of described combustion furnace 5 is additionally provided with tail gas diffluence pass, and the pipeline that described tail gas diffluence pass is exported between burn pot 4 gas inlet with blower fan 3 by pipeline is connected;The pipeline of tail gas diffluence pass is additionally provided with valve 6.When tail gas amount is more than setting value, opening valve 6, the tail gas come by blower fan 3 conveying is divided into two-way, and a road is directly entered in combustion furnace 5, and another road enters in burn pot 4;When tail gas amount is less than setting value, closing valve, the tail gas carried by blower fan is completely in fuel tank 4.
When tail gas treatment device in the present embodiment works, first, the tail gas that fats and oils processing produces is discharged from oxidation tank 1 top, is flowed in settling tank 2 by pipeline;Secondly tail gas enters from the lower side of settling tank 2, after the precipitation of settling tank 2, flows out from the top of settling tank 2, is delivered in one end of burn pot 4 along pipeline by blower fan 3;Then passing through the feeding port 41 of the other end of burn pot 4, add fuel in burn pot 4, after lighting fuel, tail gas burns in burn pot 4;Then the tail gas after burning enters in the combustion furnace 5 being arranged on burn pot 4 top, the coil pipe 51 in combustion furnace 5, fully after burning, after reaching discharge standard, discharges from the opening on top, combustion furnace 5.
Especially, when tail gas amount is bigger, opening valve 6, the tail gas come by blower fan 3 conveying is divided into two-way, and a road is directly entered in combustion furnace 5, and another road enters in burn pot 4, it is ensured that the abundant burning of tail gas.
When tail gas amount is less than setting value, closing valve, the tail gas carried by blower fan is completely in fuel tank 4.
Tail gas after being processed by said method and equipment is had no irritating odor, harmless, reaches discharge standard, can directly discharge.
Although the present invention is with preferred embodiment openly as above; but it is not for limiting the present invention; any those skilled in the art are without departing from the spirit and scope of the present invention; may be by the method for the disclosure above and technology contents and technical solution of the present invention is made possible variation and amendment; therefore; every content without departing from technical solution of the present invention; according to the technical spirit of the present invention to the made any simple modification of above example, equivalent variations and modification, belong to the protection domain of technical solution of the present invention.

Claims (4)

1. the process equipment of a fats and oils processing tail gas, it is characterised in that described equipment includes 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, is connected by pipeline between oxidation tank offgas outlet and settling tank gas inlet;Settling tank top is provided with settling tank offgas outlet, and settling tank offgas outlet is connected by pipeline with fans entrance, and the burn pot gas inlet that fan outlet is provided with one end of burn pot is connected by pipeline;The other end of burn pot is provided with feeding port, is used for adding fuel;Combustion furnace is arranged on burn pot, and bottom and burn pot connecting place are provided with combustion furnace entrance, are provided with stage coil pipe in combustion furnace, and upper furnace is provided with offgas outlet;Described 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 burn pot gas inlet;
Described fuel tank top is provided with the opening being connected with combustion furnace, and described openings of sizes is identical with combustion furnace inner coil pipe cross section size.
2. process equipment according to claim 1, it is characterised in that described combustion furnace is cylindrical or cuboid.
3. process equipment according to claim 1, it is characterised in that the side of described combustion furnace is additionally provided with tail gas diffluence pass, described tail gas diffluence pass is connected by the pipeline between pipeline with fan outlet and burn pot gas inlet.
4. process equipment according to claim 3, it is characterised in that be additionally provided with valve on the pipeline of tail gas diffluence pass.
CN201610228710.9A 2015-01-30 2015-01-30 A kind of fats and oils processing tail gas treatment device Active CN105709507B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610228710.9A CN105709507B (en) 2015-01-30 2015-01-30 A kind of fats and oils processing tail gas treatment device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201610228710.9A CN105709507B (en) 2015-01-30 2015-01-30 A kind of fats and oils processing tail gas treatment device
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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CN105709507A true CN105709507A (en) 2016-06-29
CN105709507B CN105709507B (en) 2017-12-05

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19980042984A (en) * 1998-05-16 1998-08-17 원백희 Incineration and Emulsification Gas Furnace
BRPI0904026A2 (en) * 2009-10-14 2013-07-02 Osvaldo Joaquim Dos Santos thermal desorption waste oil and grease extraction equipment
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

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19980042984A (en) * 1998-05-16 1998-08-17 원백희 Incineration and Emulsification Gas Furnace
BRPI0904026A2 (en) * 2009-10-14 2013-07-02 Osvaldo Joaquim Dos Santos thermal desorption waste oil and grease extraction equipment
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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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.