CN107420922A - The processing method of refinery's volatile organic matter - Google Patents

The processing method of refinery's volatile organic matter Download PDF

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Publication number
CN107420922A
CN107420922A CN201710649546.3A CN201710649546A CN107420922A CN 107420922 A CN107420922 A CN 107420922A CN 201710649546 A CN201710649546 A CN 201710649546A CN 107420922 A CN107420922 A CN 107420922A
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China
Prior art keywords
vocs
refinery
regenerator
organic matter
volatile organic
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CN201710649546.3A
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Inventor
张瑞波
杨玉敏
王龙延
何庆生
时东兴
李克文
王建
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Sinopec Engineering Group Co Ltd
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Sinopec Engineering Group Co Ltd
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Priority to CN201710649546.3A priority Critical patent/CN107420922A/en
Publication of CN107420922A publication Critical patent/CN107420922A/en
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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
    • F23G7/07—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases in which combustion takes place in the presence of catalytic material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2201/00—Pretreatment
    • F23G2201/70—Blending
    • F23G2201/702—Blending with other waste
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2202/00—Combustion
    • F23G2202/60—Combustion in a catalytic combustion chamber

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  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)

Abstract

The invention provides a kind of processing method of refinery's volatile organic matter, it is related to volatile organic matter processing technology field.The processing method includes the VOCs of each emission source in refinery after collection and dilution, is sufficiently mixed homogenizing into blender, enters back into and burning processing is carried out in catalytic cracking regenerator；VOCs concentration≤10000mg/m after dilution3.The present invention, which alleviates traditional combustion method, to be had that operating cost is high, has secondary pollution, security are poor and treatment effeciency is low etc..The present invention is that its cost of investment is low compared with the advantage of traditional combustion method, high combustion efficiency, and the flue gas after regenerator burns can be directly entered regeneration fume from catalytic cracking processing system, non-secondary pollution.The present invention is collected, dilutes and is sufficiently mixed homogenizing to VOCs first, with fully ensure that VOCs it is whole collect, the security in conveying and processing procedure and into the safe and efficient of regenerator after-combustion.

Description

The processing method of refinery's volatile organic matter
Technical field
The present invention relates to volatile organic matter processing technology field, has in particular to a kind of refinery's volatile The processing method of machine thing.
Background technology
Volatile organic matter (Volatile Organic Compounds, VOCs) is the main forerunner of photochemical pollution Thing, it is one of important pollutant for influenceing city and regional environmental quality.Petrochemical Enterprises meeting in production, transport and sales process A certain amount of volatile organic matter is given off, environment can not only be impacted, harm is produced to health, will also result in enterprise The very big economic loss of industry.
Refinery typical volatile organic matter (VOCs) emission source mainly has：1. crude oil, product oil loading place and tank field Gas is discharged, 2. sewage farm waste gas, 3. liquid gas sweetening and coking plant tail gas, 4. acid water process waste gas, 5. chemical industry Product benzene,toluene,xylene, ethene, propylene and other tank fields etc..The VOCs of each emission point undressed concentration after collection Up to 400 × 103mg/m3.As country is increasingly strict to the discharge standard of volatile organic matter, to the row of volatile organic matter Put the vital task for being controlled and handling and have become refinery's energy-saving and emission-reduction, increase economic efficiency with environmental protection, stone Change the severe environmental protection of industry faces and economic pressures.
To solve this problem, enterprise also attempts to be handled using various methods, such as catalytic oxidation, regenerative oxidation Method, absorption process and absorption method etc., but can not all make VOCs qualified discharges in many cases.Existing catalytic oxidation and accumulation of heat oxygen Change method etc. is adapted to low concentration and the not heteroatomic VOCs processing such as sulfur-bearing nitrogen, and regenerative oxidation method only still reaches by the energy stored The initial temperature required less than oxidation, also needs other additional heat.According to burning method processing, then newly-built a set of incinerator is needed With smoke processing system and corresponding auxiliary facility, investment is big, cycle length.There is refinery to use following processing method at present：It is first The absorption of low temperature diesel oil is first passed through, the most organic in waste gas is removed, then carries out alkali cleaning again to remove acidity therein Gas and mercaptan etc., the tail gas after alkali cleaning absorb the diesel oil after VOCs and enter product pipeline and tank by being emptied after dewater treatment Area.The characteristics of this method is that the VOCs of each emission point is collected separately and handled, and technique is relatively easy, easy to operate, but The problem of existing is that emptying tail gas VOCs contents after this PROCESS FOR TREATMENT still can not meet national standard emission request, and VOCs is dense Degree is sometime up to 50000mg/m3, typically also reach 25000mg/m3, petroleum chemical enterprise's discharge of pollutant sources standard with Standard 120mg/m3And provincial standard 70mg/m3Far apart, huge environmental protection and economic pressures force enterprise to find new VOCs processing Method.
Combustion method processing VOCs has the characteristics of technique is simple, purification efficiency is high, but directly combustion method needs to set up burning Processing unit handles VOCs, there is that investment and operating cost are high, have secondary pollution, security difference and treatment effeciency is low etc. asks Topic.
In view of this, it is special to propose the present invention.
The content of the invention
It is an object of the invention to provide a kind of processing method of refinery's volatile organic matter, by each emission source in refinery VOCs after collecting, diluting, be sufficiently mixed homogenizing into blender, enter back into catalytic cracking regenerator and carry out burning processing, While the safe and efficient processing of VOCs, qualified discharge is realized, the environmentally friendly cost of enterprise is substantially reduced.This method has utilized refinery Some VOCs collection systems and catalytic cracking regenerator, it is not necessary to build burning processing device in addition, small investment, cost are low, just In popularization and application.
In order to realize the above-mentioned purpose of the present invention, spy uses following technical scheme：
A kind of processing method of refinery's volatile organic matter, comprises the following steps：
The VOCs of each emission source in refinery is sufficiently mixed homogenizing after collection and dilution, into blender, enters back into catalysis Burning processing is carried out in cracking regenerator；VOCs concentration≤10000mg/m after dilution3。
Preferably, on the basis of technical scheme provided by the invention, the process into catalytic cracking regenerator includes mixing Close the VOCs after homogenizing and enter air main line, enter after being mixed with main wind in catalytic cracking regenerator.
Further, on the basis of technical scheme provided by the invention, the process into catalytic cracking regenerator also includes Distributor is introduced into after being mixed with main wind, is entered back into catalytic cracking regenerator.
Preferably, on the basis of technical scheme provided by the invention, the process into catalytic cracking regenerator includes mixing Close after the VOCs after homogenizing is forced into 0.4~0.5MPa and enter in catalytic cracking regenerator.
Further, on the basis of technical scheme provided by the invention, the VOCs concentration of each emission source in refinery is 1000 ~30000mg/m3；The VOCs of each emission source is collected by collection conduit.
Preferably, on the basis of technical scheme provided by the invention, gathering line and blender keep vacuum as -20 ~-0.01kPa；It is preferred that -10~-0.1kPa；Or, it is 0.01~10kPa that gathering line and blender, which keep pressure-fired, preferably 0.1~3kPa；
Oxygen content is 0~6% into each pipeline before blender；It is preferred that 0~3%.
Preferably, on the basis of technical scheme provided by the invention, extension rate during dilution is 0.5~100 times；It is excellent Select 2~40 times.
Further, on the basis of technical scheme provided by the invention, the VOCs of each emission source in refinery is through diluting and dividing Not by being sufficiently mixed homogenizing into blender after spark arrester.
Further, on the basis of technical scheme provided by the invention, after catalytic cracking regenerator burning processing VOCs enters regeneration fume from catalytic cracking processing system and carries out desulfurization and denitration process.
Preferably, on the basis of technical scheme provided by the invention, a kind of typical refinery volatile organic matter Processing method, comprise the following steps：
(a) VOCs of each emission source in refinery is collected through gathering line；The VOCs concentration of each emission source is 1000 ~30000mg/m3；
(b) VOCs after collecting mixes with air, is diluted with air, VOCs concentration≤10000mg/ after dilution m3, determine therefrom that corresponding extension rate；
(c) VOCs after diluting into blender after spark arrester by being sufficiently mixed homogenizing；
(d) VOCs after mixing homogenizing enters air main line, and a gas-liquid allotter is introduced into after being mixed with main wind then again Burning processing is carried out into catalytic cracking regenerator, ignition temperature is 675~735 DEG C；
Wherein, it is -20~-0.01kPa, preferably -10~-0.1kPa that gathering line and blender, which keep vacuum,；Or, receive It is 0.01~10kPa, preferably 0.1~3kPa that manifold line and blender, which keep pressure-fired,.
Oxygen content is 0~6%, preferably 0~3% into each pipeline before blender.
Compared with the prior art, the present invention has the advantages that：
(1) processing method of refinery's volatile organic matter of the present invention is proposed according to refinery VOCs Drainage feature A kind of safe and efficient VOCs processing methods, using the existing VOCs collection systems in refinery and catalytic cracking regenerator, by refinery After the VOCs dilutions of each emission source, homogenizing is sufficiently mixed into blender, enters back into catalytic cracking regenerator directly at burning VOCs is managed, VOCs can be both handled safe, fast, efficiently, meet most stringent of VOCs emission requests, greatly reduce VOCs again The investment of processing and operating cost.
(2) by right before the processing method of refinery's volatile organic matter of the present invention is burnt in catalytic cracking regenerator VOCs dilution and homogenizing is sufficiently mixed, VOCs can be reduced into the concentration before catalytic cracking regenerator, while pass through early stage Be sufficiently mixed process, can ensure VOCs enter catalytic cracking regenerator before gas homogeneity, also fully ensured that VOCs Security in catalytic cracking unit.
(3) the inventive method is on the premise of security is ensured, the regenerated flue gas after being burnt by catalytic cracking unit VOCs concentration is extremely low, can directly discharge, and is operated under the normal working condition of catalytic cracking regenerator, realizes that VOCs's is efficiently de- Remove, removal efficiency is up to more than 99%.
Brief description of the drawings
Fig. 1 is the technological process signal of the processing method of refinery's volatile organic matter of one embodiment of the present invention Figure.
Embodiment
Embodiment of the present invention is described in detail below in conjunction with embodiment, but those skilled in the art will Understand, the following example is merely to illustrate the present invention, and is not construed as limiting the scope of the present invention.It is unreceipted specific in embodiment Condition person, the condition suggested according to normal condition or manufacturer are carried out.Agents useful for same or the unreceipted production firm person of instrument, it is The conventional products that can be obtained by commercially available purchase.
According to an aspect of the invention, there is provided a kind of processing method of refinery's volatile organic matter, including it is following Step：
The VOCs of each emission source in refinery is sufficiently mixed homogenizing after collection and dilution, into blender, enters back into catalysis Burning processing is carried out in cracking regenerator；VOCs concentration≤10000mg/m after dilution3。
Dilution
The dilution of the present invention refers to that the VOCs of each emission source in refinery is diluted through air or nitrogen.
By diluting VOCs concentration control≤10000mg/m of each emission source3, it is preferable that the VOCs of each emission point It is collected separately, VOCs is diluted with air or nitrogen, VOCs concentration≤10000mg/m after dilution3, preferably extension rate For 0.5~100 times, further preferred 2~40 times.
By being diluted to the VOCs of each emission source, a part of VOCs concentration can be just reduced in early stage, is carried significantly High security when being burnt in catalytic cracking regenerator, will not because of VOCs concentration it is higher and produce the danger of combustion explosion Danger, while make the burning treatment effeciency of catalytic cracking regenerator higher.
Blender mixing homogenizing
Blender is that gas vapor body can be carried out to well-mixed device, and typical but non-limiting blender is mixing Tank, the VOCs for collecting different emission points by blender reach full and uniform mixing.
By carrying out mixing homogenizing to VOCs, the VOCs of stable homogeneous can be obtained before catalytic cracking regenerator is entered, Avoid and produce safety problem because the VOCs of different emission points mixing is uneven, ensure the stability that VOCs burns in a regenerator And security, improve efficiency of combustion.
Catalytic cracking regenerator
Fluid catalytic cracking (FCC) regenerator is one of key equipment of petroleum catalytic cracking technique, and its major function is Circular regeneration is carried out to the catalyst used in catalytic cracking, the present invention carries out burning processing using this equipment to VOCs, so as to Avoid increasing sky high cost caused by new equipment and issuable secondary pollution problem.Meanwhile by using FCC regenerators Processing VOCs can't have a negative impact to the regenerative process of catalyst, and VOCs and regenerated catalyst can be in same FCC again Combustion reaction occurs simultaneously in raw device, is respectively completed VOCs burning and the regeneration of catalyst.
Preferably, combustion reaction temperature is 655~735 DEG C, more preferably 675~725 DEG C.
Traditional combustion method processing VOCs has the characteristics of technique is simple, purification efficiency is high, but current direct combustion method Need to reset burning processing device processing VOCs, operating cost height be present, have secondary pollution, security difference and processing effect The low problem of rate.
Compared with prior art, the present invention is by the way that the existing equipment catalytic cracking regenerator in refinery and existing VOCs are received Collecting system makes full use of, and realizes one-object-many-purposes, it is not necessary to reset other equipment, greatly reduce VOCs processing investment and Operating cost.After the VOCs dilutions of each emission source in refinery, homogenizing is sufficiently mixed into blender, enters back into catalytic cracking again Raw device, which directly burns, handles VOCs, by first VOCs being diluted and being sufficiently mixed homogenizing and spark arrester is installed on pipeline, The security of VOCs processing procedures in whole collection process and catalytic cracking unit can be ensured, pass through catalytic cracking regenerator VOCs concentration after burning processing is low, and clearance is high, is a kind of safe and efficient VOCs processing methods, disclosure satisfy that most stringent of VOCs emission requests.The present invention fully physical parameter such as the explosion limit of investigation each hydrocarbon components of VOCs, self-ignition point, flash-point, leads to Control VOCs is crossed below certain concentration, VOCs conveyings, the security of mixing and burning process can be ensured.
Preferably, the VOCs of each emission source in refinery is collected by gathering line, and is pacified respectively on gathering line Fill spark arrester.
Preferably, after the VOCs that refinery tank field is discharged is collected, alkali cleaning and the absorption of low temperature diesel oil etc. can be first passed through After preprocessing process is pre-processed, then it is diluted.
Preferably for containing SO2And NOXVOCs, catalytic cracking regenerator burning processing after need through at regenerated flue gas Reason system carries out desulfurization and denitration process, is discharged after up to standard.
VOCs enter catalytic cracking regenerator in mode be it is arbitrary, it is typical but non-limiting including following two sides Formula：
As a preferred embodiment, the process into catalytic cracking regenerator is entered including the VOCs after mixing homogenizing Enter air main line, enter after being mixed with main wind in catalytic cracking regenerator.
Main wind refers mainly to air or the oxygen of various purity.
VOCs after mixing homogenizing is directly accessed air main line, and entering burning in regenerator with main wind is handled, such a mode It is easy to operate, it is directly accessed air main line.
Further preferably, also include being introduced into distributor after mixing with main wind into the process of catalytic cracking regenerator, then Into in catalytic cracking regenerator.
Distributor is gas-liquid allotter, sets a gas-liquid allotter in the connection porch of air main and regenerator, makes VOCs and the more full and uniform distribution of main wind.
As another preferred embodiment, the process into catalytic cracking regenerator includes the VOCs after mixing is homogenized Enter after being forced into 0.4~0.5MPa in catalytic cracking regenerator.
Spark arrester is set in conveying VOCs pipeline.
Typical but non-limiting moulding pressure is 0.4MPa, 0.45MPa or 0.5MPa.
The VOCs that pressurization refers to after being well mixed is compressed to 0.4~0.5MPa through compressor.
Gas after mixing homogenizing can be directly entered burning in regenerator and handle, and pressurized treatments are compressed into preceding need .
In a preferred embodiment, the VOCs concentration of each emission source in refinery is 1000~30000mg/m3；Respectively The VOCs of individual emission source is collected by collection conduit.
The VOCs concentration of each emission source is≤30000mg/m3, preferably≤25000mg/m3, further preferably≤ 20000mg/m3。
Typical but non-limiting VOCs concentration is 10000mg/m3、20000mg/m3、25000mg/m3Or 30000mg/ m3。
In a preferred embodiment, it is -20~-0.01kPa that gathering line and blender, which keep vacuum, excellent Select -10~-0.1kPa, further preferred -5~-0.2kPa, such as -20kPa, -16kPa, -12kPa, -8kPa, -4kPa, - 2kPa, -1kPa, -0.5kPa, -0.2kPa, -0.1kPa or -0.01kPa.
Or, it is 0.01~10kPa, preferably 0.1~3kPa that gathering line and blender, which keep pressure-fired, such as 0.01kPa, 0.03kPa, 0.1kPa, 0.5kPa, 1kPa, 2kPa, 5kPa or 10kPa etc..
Fully investigated in terms of pressure is to the influence of the explosion limit of VOCs hydrocarbon components in VOCs catalytic cracking units Security, by controlling the vacuum in pipeline and blender, whole induction system and processing system can be further ensured that Security.
In a preferred embodiment, it is 0~6% (v%) into oxygen content in each pipeline before blender, It is preferred that 0~3%, further preferred 0~2%, such as 0,0.1%, 0.2%, 0.5%, 1%, 2% or 3%.
Before VOCs enters blender or before being mixed into main wind, it is ensured that the oxygen from the VOCs collected by variant emission point Content is 0~6 (v) %, preferably 0~3 (v) %.
Oxygen content refers to volume fraction, i.e. oxygen volume accounts for the percentage of total gas volume.
Pass through the security for controlling the oxygen content of each VOCs pipelines to further ensure that in VOCs conveyings and mixed process.
In a preferred embodiment, during dilution extension rate be 0.5~100 times, preferably 2~40 times, further It is preferred that 5~40 times, such as 0.5 times, 1 times, 2 times, 5 times, 10 times, 20 times, 30 times, 60 times, 80 times or 100 times of dilution.
In a preferred embodiment, the VOCs of each emission source in refinery enters mixed after dilution and by spark arrester Clutch is sufficiently mixed homogenizing.
Spark arrester is arranged in the pipeline of transporting combustible gases, the device for preventing propagating flame (detonation or detonation) from passing through, It is made up of fire-retardant core, spark arrester shell and annex.It can be further ensured that containing flammable VOCs gases defeated by installing spark arrester The security of journey is passed through, prevents flame transmission.
In a preferred embodiment, the VOCs after catalytic cracking regenerator burning processing enters catalytic cracking again Raw smoke processing system carries out desulfurization and denitration process.
Under normal circumstances, there is smoke processing system after the catalytic cracking master device of refinery, to handle catalytically cracked material The SOx and NOx and catalyst that the compounds such as middle S, N are formed in a regenerator caused dust etc. in itself.S, N in VOCs The pernicious gases such as SOx and NOx can be also formed in combustion etc. compound, therefore need not increase extra flue gas post processing Technique and equipment, directly using the purifier of original processing FCC regenerated flue gas, it is corresponding appropriate that its technological parameter is carried out Adjustment, you can reach requirement, meet discharge standard.
As shown in figure 1, a kind of processing system and method for typical refinery volatile organic matter, including：
(a) VOCs of each emission point enters blending tank through gathering line, carries out entering catalytic cracking after sufficiently mixing Device air main line, gathering line and blending tank be whole to keep micro-vacuum state, i.e., whole-process control vacuum -20~- In the range of 0.01kPa, -2~-0.2kPa is more preferably；Or pressure-fired is to maintain, pressure is 0.01~10kPa, preferably 0.1~ 3kPa。。
(b) VOCs of each emission point is collected separately, and the VOCs more than concentration limit is diluted with air or nitrogen, dilute VOCs concentration≤10000mg/m after releasing3；
(c) before blending tank is entered, spark arrester is installed respectively on each road VOCs pipelines, it is mixed by being respectively enterd after spark arrester Close tank.
(d) before entering blending tank, determination of oxygen content instrument is installed respectively on each road VOCs pipelines, controls oxygen in each pipeline Content≤6% (v%).
If the VOCs access air main lines after (e) being well mixed, one is set in the connection porch of air main and regenerator Gas-liquid allotter, VOCs is sufficiently mixed with main wind, handled subsequently into burning in regenerator, if VOCs is directly entered regeneration Device, then be well mixed after VOCs after compressor is compressed to 0.4~0.5MPa, into regenerator in burning processing, burning temperature Spend for 675~735 DEG C.
The processing method of typical refinery's volatile organic matter has fully ensured that VOCs safe transport, fully investigates The physical parameters such as the explosion limits of each hydrocarbon components of VOCs, self-ignition point, flash-point, by control each VOCs pipelines VOCs concentration or Oxygen content come ensure VOCs conveying and mixed process in security.It is in addition, quick-fried to VOCs hydrocarbon components from temperature, pressure The security in VOCs catalytic cracking units, 675~735 DEG C of the height in regenerator are fully investigated in terms of the influence of the fried limit Under temperature, consider that VOCs in regenerator is still safe from the LEL of combustible.This method during VOCs is handled not Security has only been fully ensured that, and treatment effeciency is high, and being not required to introducing other equipment can be to VOCs processing, and cost is low, Clearance is a kind of safe efficient, processing VOCs method for easily promoting up to more than 99%.
In order to further appreciate that the present invention, the inventive method and effect are done with reference to specific embodiment further in detail Explanation.
Embodiment 1
A kind of processing method of refinery's volatile organic matter, comprises the following steps：
(1) VOCs that refinery tank field is discharged is collected, it is at concentrations up to 35 × 104mg/m3, flow 1500m3/ H, after alkali cleaning and low temperature diesel oil absorb pretreatment, concentration is 3.2 × 104mg/m3, far above country and provincial standard.
(2) it is diluted with the air of 10 times of VOCs flows, i.e., air mass flow is 13500m3/ h, then after diluting VOCs concentration is 3200mg/m3。
(3) above-mentioned VOCs Dilution airs and by entering a blender after spark arrester, collected from each emission point VOCs full and uniform mixing herein.It is -1.0kPa that vacuum is kept in blender and pipeline before.
(4) VOCs after being well mixed is forced into 0.4MPa, is then mixed into air main line, in the lump into FCC regenerators Burning, ignition temperature are 695 DEG C.
(5) its concentration of the VOCs after regenerator burns is only 20mg/m3, can directly discharge.
Embodiment 2
A kind of processing method of refinery's volatile organic matter, comprises the following steps：
(1) VOCs that refinery tank field is discharged is collected, it is at concentrations up to 25 × 104mg/m3, flow 1500m3/ H, after alkali cleaning and low temperature diesel oil absorb pretreatment, concentration is 2 × 104mg/m3, far above country and provincial standard.
(2) it is diluted with the air of 10 times of VOCs flows, i.e., air mass flow is 13500m3/ h, then after diluting VOCs concentration is 2000mg/m3。
(3) above-mentioned VOCs Dilution airs and by entering a blender after spark arrester, collected from each emission point VOCs full and uniform mixing herein.It is -1.0kPa that vacuum is kept in blender and pipeline before.
(4) VOCs after being well mixed is forced into 0.5MPa, is then mixed into air main line, in the lump into FCC regenerators Burning, ignition temperature are 725 DEG C.
(5) its concentration of the VOCs after regenerator burns is only 15mg/m3, can directly discharge.
Embodiment 3
A kind of processing method of refinery's volatile organic matter, comprises the following steps：
(1) VOCs that refinery tank field is discharged is collected, it is at concentrations up to 15 × 104mg/m3, flow 1500m3/ H, after alkali cleaning and low temperature diesel oil absorb pretreatment, concentration is 1.29 × 104mg/m3, far above country and provincial standard.
(2) it is diluted with the air of 10 times of VOCs flows, i.e., air mass flow is 13500m3/ h, then after diluting VOCs concentration is 1290mg/m3。
(3) above-mentioned VOCs Dilution airs and by entering a blender after spark arrester, collected from each emission point VOCs full and uniform mixing herein.It is 1.0kPa that pressure-fired is kept in blender and pipeline before.
(4) VOCs after being well mixed is forced into 0.45MPa, is then mixed into air main line, in the lump into FCC regenerators Burning, ignition temperature are 700 DEG C.
(5) its concentration of the VOCs after regenerator burns is only 10mg/m3, can directly discharge.
Embodiment 4
A kind of processing method of refinery's volatile organic matter, comprises the following steps：
(1) VOCs that refinery tank field is discharged is collected, it is at concentrations up to 12 × 104mg/m3, flow 1500m3/ H, after alkali cleaning and low temperature diesel oil absorb pretreatment, concentration is 1 × 104mg/m3, far above country and provincial standard.
(2) it is diluted with the air of 10 times of VOCs flows, i.e., air mass flow is 13500m3/ h, then after diluting VOCs concentration is 1000mg/m3。
(3) above-mentioned VOCs Dilution airs and by entering a blender after spark arrester, collected from each emission point VOCs full and uniform mixing herein.It is -2.0kPa that vacuum is kept in blender and pipeline before.
(4) VOCs after being well mixed is forced into 0.4MPa, is then mixed into air main line, in the lump into FCC regenerators Burning, ignition temperature are 710 DEG C.
(5) its concentration of the VOCs after regenerator burns is only 8mg/m3, can directly discharge.
Embodiment 5
A kind of processing method of refinery's volatile organic matter, wherein step (2) are to be entered with the air of 5 times of VOCs flows Row dilution, i.e., air mass flow is 13500m3/ h, then the VOCs concentration after diluting is 6400mg/m3.After regenerator burns VOCs concentration is 50mg/m3Remaining condition and step are same as Example 1.
Embodiment 6
A kind of processing method of refinery's volatile organic matter, comprises the following steps：
(1) VOCs that refinery tank field and sewage disposal place are discharged is collected, without pretreatment, its at concentrations up to 45×104mg/m3, flow 2500m3/h.The wherein SO containing 850ppm2With 210ppm NOX。
(2) it is diluted with the air of 100 times of VOCs flows, i.e., air mass flow is 50 × 103m3/ h, then after diluting VOCs concentration is 4.5 × 103mg/m3。
(3) above-mentioned VOCs Dilution airs and by entering blender after spark arrester, collected from each emission point VOCs full and uniform mixing herein.It is -1.5kPa that vacuum is kept in blender and pipeline before.
(4) VOCs after being well mixed is forced into 0.45MPa, is then sent directly into FCC regenerator burning tanks at burning Reason, ignition temperature are 695 DEG C.
(5) its concentration of the VOCs after regenerator burns is only 35mg/m3, but because wherein containing SO2And NOXDeng, need through Regenerated flue gas processing system carries out desulfurization and denitration, its NMHC (NMHC) of the flue gas discharged after final purification, SOXAnd NOX Etc. complete qualified discharge.
Embodiment 7
A kind of processing method of refinery's volatile organic matter, comprises the following steps：
(1) VOCs that refinery tank field and sewage disposal place are discharged is collected, without pretreatment, its at concentrations up to 2×104mg/m3, flow 2500m3/h.The wherein SO containing 850ppm2With 210ppm NOX。
(2) it is diluted with the air of 20 times of VOCs flows, i.e., air mass flow is 50 × 103m3/ h, then after diluting VOCs concentration is 1000mg/m3。
(3) above-mentioned VOCs Dilution airs and by entering blender after spark arrester, collected from each emission point VOCs full and uniform mixing herein.It is -1.5kPa that vacuum is kept in blender and pipeline before.
(4) VOCs after being well mixed is forced into 0.4MPa, is then sent directly into FCC regenerator burning tanks at burning Reason, ignition temperature are 700 DEG C.
(5) its concentration of the VOCs after regenerator burns is only 15mg/m3, but because wherein containing SO2And NOXDeng, need through Regenerated flue gas processing system carries out desulfurization and denitration, its NMHC (NMHC) of the flue gas discharged after final purification, SOXAnd NOX Etc. complete qualified discharge.
Embodiment 8
A kind of processing method of refinery's volatile organic matter, comprises the following steps：
(1) VOCs that refinery tank field and sewage disposal place are discharged is collected, without pretreatment, its at concentrations up to 1.29×104mg/m3, flow 2500m3/h.The wherein SO containing 850ppm2With 210ppm NOX。
(2) it is diluted with the air of 10 times of VOCs flows, i.e., air mass flow is 50 × 103m3/ h, then after diluting VOCs concentration is 1290mg/m3。
(3) above-mentioned VOCs Dilution airs and by entering blender after spark arrester, collected from each emission point VOCs full and uniform mixing herein.It is 10kPa that pressure-fired is kept in blender and pipeline before.
(4) VOCs after being well mixed is forced into 0.5MPa, is then sent directly into FCC regenerator burning tanks at burning Reason, ignition temperature are 720 DEG C.
(5) its concentration of the VOCs after regenerator burns is only 12mg/m3, but because wherein containing SO2And NOXDeng, need through Regenerated flue gas processing system carries out desulfurization and denitration, its NMHC (NMHC) of the flue gas discharged after final purification, SOXAnd NOX Etc. complete qualified discharge.
Embodiment 9
A kind of processing method of refinery's volatile organic matter, comprises the following steps：
(1) VOCs that refinery tank field and sewage disposal place are discharged is collected, without pretreatment, its at concentrations up to 1×104mg/m3, flow 2500m3/h.The wherein SO containing 850ppm2With 210ppm NOX。
(2) it is diluted with the air of 5 times of VOCs flows, i.e., air mass flow is 50 × 103m3/ h, then after diluting VOCs concentration is 2000mg/m3。
(3) above-mentioned VOCs Dilution airs and by entering blender after spark arrester, collected from each emission point VOCs full and uniform mixing herein.It is -2.0kPa that vacuum is kept in blender and pipeline before.
(4) VOCs after being well mixed is forced into 0.4MPa, is then sent directly into FCC regenerator burning tanks at burning Reason, ignition temperature are 710 DEG C.
(5) its concentration of the VOCs after regenerator burns is only 18mg/m3, but because wherein containing SO2And NOXDeng, need through Regenerated flue gas processing system carries out desulfurization and denitration, its NMHC (NMHC) of the flue gas discharged after final purification, SOXAnd NOX Etc. complete qualified discharge.
Embodiment 10
A kind of processing method of refinery's volatile organic matter, wherein step (2) are with the air of 45 times of VOCs flows It is diluted, i.e., air mass flow is 50 × 103m3/ h, then the VOCs concentration after diluting are 1 × 104mg/m3.Fired by regenerator VOCs concentration after burning is 60mg/m3Remaining condition and step are same as Example 6.
Contrast processing VOCs effect as a comparison case using the method for CN 106642165A patents.
Comparative example 1
A kind of processing method of refinery's volatile organic matter, comprises the following steps：
(1) VOCs that refinery tank field is discharged is collected, it is at concentrations up to 25 × 104mg/m3, flow 1500m3/ H, after alkali cleaning and low temperature diesel oil absorb pretreatment, concentration is 2 × 104mg/m3, far above country and provincial standard.
(2) VOCs is mixed into air main line, in the lump into burning in FCC regenerators, ignition temperature is 725 DEG C.
(3) the VOCs concentration after regenerator burns is 200mg/m3。
Comparative example 2
A kind of processing method of refinery's volatile organic matter, comprises the following steps：
(1) VOCs that refinery tank field is discharged is collected, it is at concentrations up to 15 × 104mg/m3, flow 1500m3/ H, after alkali cleaning and low temperature diesel oil absorb pretreatment, concentration is 1.29 × 104mg/m3, far above country and provincial standard.
(2) VOCs is mixed into air main line, in the lump into burning in FCC regenerators, ignition temperature is 700 DEG C.
(3) the VOCs concentration after regenerator burns is 66mg/m3。
Comparative example 3
A kind of processing method of refinery's volatile organic matter, comprises the following steps：
(1) VOCs that refinery tank field is discharged is collected, it is at concentrations up to 12 × 104mg/m3, flow 1500m3/ H, after alkali cleaning and low temperature diesel oil absorb pretreatment, concentration is 1 × 104mg/m3, far above country and provincial standard.
(2) VOCs is mixed into air main line, in the lump into burning in FCC regenerators, ignition temperature is 710 DEG C.
(3) the VOCs concentration after regenerator burns is 50mg/m3。
Comparative example 4
A kind of processing method of refinery's volatile organic matter, comprises the following steps：
(1) VOCs that refinery tank field and sewage disposal place are discharged is collected, without pretreatment, its at concentrations up to 2×104mg/m3, flow 2500m3/h.The wherein SO containing 850ppm2With 210ppm NOX。
(2) VOCs is forced into 0.4MPa, is then sent directly into burning in FCC regenerator burning tanks and handles, ignition temperature For 700 DEG C.
(3) the VOCs concentration after regenerator burns is 250mg/m3, but because wherein containing SO2And NOXDeng need to be through again Raw smoke processing system carries out desulfurization and denitration, its NMHC (NMHC) of the flue gas discharged after final purification, SOXAnd NOXDeng Complete qualified discharge.
Comparative example 5
A kind of processing method of refinery's volatile organic matter, comprises the following steps：
(1) VOCs that refinery tank field and sewage disposal place are discharged is collected, without pretreatment, its at concentrations up to 2×104mg/m3, flow 2500m3/h.The wherein SO containing 850ppm2With 210ppm NOX。
(2) VOCs is forced into 0.4MPa, is then sent directly into burning in FCC regenerator burning tanks and handles, ignition temperature For 700 DEG C.
(3) the VOCs concentration after regenerator burns is 60mg/m3, but because wherein containing SO2And NOXDeng, need to through regeneration Smoke processing system carries out desulfurization and denitration, its NMHC (NMHC) of the flue gas discharged after final purification, SOXAnd NOXEtc. complete Full qualified discharge.
Comparative example 6
A kind of processing method of refinery's volatile organic matter, comprises the following steps：
(1) VOCs that refinery tank field and sewage disposal place are discharged is collected, without pretreatment, its at concentrations up to 1×104mg/m3, flow 2500m3/h.The wherein SO containing 850ppm2With 210ppm NOX。
(2) VOCs is forced into 0.4MPa, is then sent directly into burning in FCC regenerator burning tanks and handles, ignition temperature For 710 DEG C.
(3) the VOCs concentration after regenerator burns is 40mg/m3, but because wherein containing SO2And NOXDeng, need to through regeneration Smoke processing system carries out desulfurization and denitration, its NMHC (NMHC) of the flue gas discharged after final purification, SOXAnd NOXEtc. complete Full qualified discharge.
Evaluation analysis is carried out to the security and treatment effect of each embodiment and the processing procedure of comparative example, as a result such as table 1 It is shown.
The security and treatment effect of the processing procedure of 1 each embodiment of table and comparative example
VOCs processing procedure securities VOCs removal efficiencies %
Embodiment 1 Safety 99.94
Embodiment 2 Safety 99.93
Embodiment 3 Safety 99.92
Embodiment 4 Safety 99.92
Embodiment 5 Safety 99.84
Embodiment 6 Safety 99.99
Embodiment 7 Safety 99.93
Embodiment 8 Safety 99.91
Embodiment 9 Safety 99.82
Embodiment 10 Safety 99.98
Comparative example 1 It is safer 99.00
Comparative example 2 It is safer 99.49
Comparative example 3 It is safer 99.50
Comparative example 4 It is safer 98.75
Comparative example 5 It is safer 99.53
Comparative example 6 It is safer 99.60
As can be seen from Table 1, the present invention by the dilution to VOCs and is sufficiently mixed before catalytic cracking regenerator burning Homogenizing, VOCs can be reduced into the concentration before catalytic cracking regenerator, while by the process that is sufficiently mixed of early stage, also can Ensure that VOCs enters the homogeneity of gas before catalytic cracking regenerator, fully ensured that safety of the VOCs in catalytic cracking unit Property.
The processing method of refinery's volatile organic matter of the present invention is by diluting, mixing homogenizing and FCC regenerative combustions Processing, VOCs removal efficiency is very high, can reach more than 99.8%, comparative example 1 and embodiment 2, comparative example 2 and embodiment 3, right Ratio 3 compared with Example 9, does not pass through with embodiment 4, comparative example 4 and embodiment 7, comparative example 5 with embodiment 8, comparative example 6 Dilution and the mixed process of early stage is crossed, not only the security of processing procedure decreases, and VOCs removal efficiencies have declined.
Compared with Example 1, compared with Example 6, extension rate during dilution diminishes embodiment 10 embodiment 5, i.e., dilute VOCs concentration after releasing becomes big, has small size rising by the VOCs concentration after the burning processing of catalytic cracking regenerator, it is seen then that dilute Concentration after releasing is lower, and extension rate is higher, more may advantageously facilitate the burning processing to VOCs, and VOCs clearance is higher.
To sum up, the present invention by the dilution to VOCs and is sufficiently mixed homogenizing processing first, ensures that VOCs is entirely being handled During and catalytic cracking unit in security, by the VOCs concentration after the burning of catalytic cracking regenerator processing very Low, VOCs removal efficiencies are high, are a kind of safe and efficient VOCs processing methods, disclosure satisfy that most stringent of VOCs emission requests.
Although being illustrated with specific embodiment and being described the present invention, but will be appreciated that in the essence without departing substantially from the present invention Many other change and modification can be made in the case of god and scope.It is, therefore, intended that wrap in the following claims Include all such changes and modifications belonged in the scope of the invention.

Claims (10)

1. a kind of processing method of refinery's volatile organic matter, it is characterised in that comprise the following steps：
The VOCs of each emission source in refinery is sufficiently mixed homogenizing after collection and dilution, into blender, enters back into catalytic cracking Burning processing is carried out in regenerator；VOCs concentration≤10000mg/m after dilution3。
2. according to the processing method of refinery's volatile organic matter described in claim 1, it is characterised in that into catalytic cracking The process of regenerator includes the VOCs after mixing is homogenized and enters air main line, and catalytic cracking regenerator is entered after being mixed with main wind In.
3. according to the processing method of refinery's volatile organic matter described in claim 2, it is characterised in that into catalytic cracking The process of regenerator also includes being introduced into distributor after mixing with main wind, enters back into catalytic cracking regenerator.
4. according to the processing method of refinery's volatile organic matter described in claim 1, it is characterised in that into catalytic cracking The process of regenerator includes entering in catalytic cracking regenerator after the VOCs after mixing is homogenized is forced into 0.4~0.5MPa.
5. according to the processing method of refinery's volatile organic matter described in claim any one of 1-4, it is characterised in that refinery The VOCs concentration of each emission source is 1000~30000mg/m3；The VOCs of each emission source is collected by collection conduit.
6. according to the processing method of refinery's volatile organic matter described in claim 5, it is characterised in that gathering line and mixed It is 0.01~10kPa that clutch holding vacuum, which is -20~-0.01kPa or keeps pressure-fired,；
Oxygen content is 0~6% into each pipeline before blender.
7. according to the processing method of refinery's volatile organic matter described in claim any one of 1-4, it is characterised in that dilution When extension rate be 0.5~100 times.
8. according to the processing method of refinery's volatile organic matter described in claim any one of 1-4, it is characterised in that refinery The VOCs of each emission source is sufficiently mixed homogenizing after dilution and by spark arrester into blender.
9. according to the processing method of refinery's volatile organic matter described in claim any one of 1-4, it is characterised in that through urging Change the VOCs after cracking regenerator burning processing and enter the progress desulfurization of regeneration fume from catalytic cracking processing system and denitration process.
10. according to the processing method of refinery's volatile organic matter described in claim any one of 1-4, it is characterised in that bag Include following steps：
(a) VOCs of each emission source in refinery is collected through gathering line；The VOCs concentration of each emission source be 1000~ 30000mg/m3；
(b) VOCs after collecting mixes with air, is diluted with air, VOCs concentration≤10000mg/m after dilution3；
(c) VOCs after diluting into blender after spark arrester by being sufficiently mixed homogenizing；
(d) VOCs after mixing homogenizing enters air main line, and a gas-liquid allotter is introduced into after being mixed with main wind and enters back into catalysis Burning processing is carried out in cracking regenerator, ignition temperature is 655~735 DEG C；
Wherein, it is 0.01~10kPa that gathering line and blender holding vacuum, which are -20~-0.01kPa or keep pressure-fired,；
Oxygen content is 0~6% into each pipeline before blender.
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109708127A (en) * 2019-02-28 2019-05-03 刘玉满 The high-temperature oxygen-enriched extraordinary pressure combustion purification device of benzene class nuisance in industrial waste gas
CN109780563A (en) * 2019-02-28 2019-05-21 刘玉满 The high-temperature oxygen-enriched extraordinary pressure overheavy firing purification method of benzene class nuisance in industrial waste gas
CN111701399A (en) * 2020-07-31 2020-09-25 中国石油化工股份有限公司 Method for treating volatile organic compounds of petrochemical enterprises
CN113025359A (en) * 2021-03-16 2021-06-25 山东驰盛新能源设备有限公司 Coking chemical product waste gas treatment process monitoring system
CN113046101A (en) * 2021-03-16 2021-06-29 山东驰盛新能源设备有限公司 Flue waste gas circulation system for VOC (volatile organic compound) produced in coke oven treatment
CN113117520A (en) * 2019-12-31 2021-07-16 中国石化工程建设有限公司 Device and method for processing VOCs
CN113446611A (en) * 2021-06-24 2021-09-28 中海石油中捷石化有限公司 VOCs (volatile organic compounds) emission treatment method for chemical and industrial laboratory analysis room
CN115210502A (en) * 2021-02-12 2022-10-18 达斯环境专家有限责任公司 Method and burner for thermally cleaning process gases from harmful substances

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1393283A (en) * 2001-07-02 2003-01-29 中国石油化工股份有限公司 Process for cleaning waste gas containing combustible components
CN101637699A (en) * 2008-08-02 2010-02-03 中国石油化工股份有限公司 Method for purifying waste gas of pure terephthalic acid producing device
CN201783301U (en) * 2010-07-23 2011-04-06 江苏省环境科学研究院 High-concentration organic waste gas catalytic combustion purifying device
CN102913919A (en) * 2011-08-01 2013-02-06 中国石油化工股份有限公司 Method for purifying high-concentration organic waste gas
CN104501187A (en) * 2015-01-21 2015-04-08 德州奥深节能环保技术有限公司 Intermittently discharged organic waste gas gathering and processing method
CN205990371U (en) * 2016-07-25 2017-03-01 中国石油化工股份有限公司 A kind of device oxygen-enriched to catalytic cracking regenerator supply
CN106642165A (en) * 2017-01-23 2017-05-10 中石化炼化工程（集团）股份有限公司 Processing method for volatile organic compounds of refinery plant

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1393283A (en) * 2001-07-02 2003-01-29 中国石油化工股份有限公司 Process for cleaning waste gas containing combustible components
CN101637699A (en) * 2008-08-02 2010-02-03 中国石油化工股份有限公司 Method for purifying waste gas of pure terephthalic acid producing device
CN201783301U (en) * 2010-07-23 2011-04-06 江苏省环境科学研究院 High-concentration organic waste gas catalytic combustion purifying device
CN102913919A (en) * 2011-08-01 2013-02-06 中国石油化工股份有限公司 Method for purifying high-concentration organic waste gas
CN104501187A (en) * 2015-01-21 2015-04-08 德州奥深节能环保技术有限公司 Intermittently discharged organic waste gas gathering and processing method
CN205990371U (en) * 2016-07-25 2017-03-01 中国石油化工股份有限公司 A kind of device oxygen-enriched to catalytic cracking regenerator supply
CN106642165A (en) * 2017-01-23 2017-05-10 中石化炼化工程（集团）股份有限公司 Processing method for volatile organic compounds of refinery plant

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109708127A (en) * 2019-02-28 2019-05-03 刘玉满 The high-temperature oxygen-enriched extraordinary pressure combustion purification device of benzene class nuisance in industrial waste gas
CN109780563A (en) * 2019-02-28 2019-05-21 刘玉满 The high-temperature oxygen-enriched extraordinary pressure overheavy firing purification method of benzene class nuisance in industrial waste gas
CN113117520A (en) * 2019-12-31 2021-07-16 中国石化工程建设有限公司 Device and method for processing VOCs
CN111701399A (en) * 2020-07-31 2020-09-25 中国石油化工股份有限公司 Method for treating volatile organic compounds of petrochemical enterprises
CN115210502A (en) * 2021-02-12 2022-10-18 达斯环境专家有限责任公司 Method and burner for thermally cleaning process gases from harmful substances
CN113025359A (en) * 2021-03-16 2021-06-25 山东驰盛新能源设备有限公司 Coking chemical product waste gas treatment process monitoring system
CN113046101A (en) * 2021-03-16 2021-06-29 山东驰盛新能源设备有限公司 Flue waste gas circulation system for VOC (volatile organic compound) produced in coke oven treatment
CN113446611A (en) * 2021-06-24 2021-09-28 中海石油中捷石化有限公司 VOCs (volatile organic compounds) emission treatment method for chemical and industrial laboratory analysis room

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Application publication date: 20171201