CN109078890A - A kind of gas phase process of oil removing cleaning - Google Patents
A kind of gas phase process of oil removing cleaning Download PDFInfo
- Publication number
- CN109078890A CN109078890A CN201810702434.4A CN201810702434A CN109078890A CN 109078890 A CN109078890 A CN 109078890A CN 201810702434 A CN201810702434 A CN 201810702434A CN 109078890 A CN109078890 A CN 109078890A
- Authority
- CN
- China
- Prior art keywords
- gas phase
- oil removing
- phase process
- steam
- removing cleaning
- Prior art date
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
Abstract
The present invention provides a kind of gas phase process of oil removing cleaning, the present invention uses water vapour cleaning equipment inner wall, and cleaning agent is added in steam.Technical method provided by the invention is reasonable, oily dirt is mainly by colloid, asphalitine or oxidative condensate wrap up in miscellaneous coke powder, sand grains, catalyst fines, salt crystal, the mixture of the particulate materials such as rust composition, due to colloid, asphalitine or oxidative condensate have the characteristics that viscosity is big and viscosity temperature characteristic is obvious, when in low-temperature region, its viscosity is big, adhesive force is remarkably reinforced, and in high-temperature area, because temperature increases, its viscosity and adhesive force significantly reduce, in high-temperature area, cleaning agent is contacted with oily dirt, colloid can be significantly reduced, the surface tension of asphalitine or oxidative condensate, to which its adhesive force be greatly lowered, in the case where steam stream is washed away, solid particulate matter is removed, and it is taken out of outside equipment with steam stream, achieve the purpose that remove oily dirt.
Description
Technical field
The invention mainly relates to the technical fields of greasy dirt cleaning, and in particular to a kind of gas phase process of oil removing cleaning.
Background technique
In the production and living of people, oily matter formed dirt be difficult to remove, this kind of oily dirt be usually colloid,
Asphalitine or oxypolymer have the characteristics that molecular weight is big, viscosity is big, viscosity temperature characteristic is obvious, adhesive force is big.People are in order to clear
Except these oily dirts, the methods of physics and chemistry are taken, the method for physics roots out, Cleaning by High Pressure Water Jet, boiling, high temperature
Steam blowing etc., chemical method have alkali cleaning, organic solvent to clean, burn, although these methods, which can reach, removes oiliness dirt
The purpose of dirt, but all have some disadvantages.As physical method there are environmental pollutions it is big, bothersome it is laborious, elimination efficiency is low lacks
Point, chemical method, which exists, generates the shortcomings that waste liquid amount is big and processing difficulty is big, at high cost, time-consuming.
Based on this, need to find a kind of method of method removing oily dirt that is easy, high-efficient, not generating waste liquid.
Summary of the invention
It is mentioned above in the background art to solve invention broadly provides a kind of gas phase process of oil removing cleaning,
The technical issues of method difficulty of existing oil removing cleaning is big, at high cost, time-consuming.
The present invention solves the technical solution that above-mentioned technical problem uses are as follows: a kind of gas phase process of oil removing cleaning, the present invention
Using water vapour cleaning equipment inner wall, cleaning agent is added in steam.
Preferably, the vapor pressure of water is 0.3MPa~2.0MPa, and temperature is 120~350 DEG C.
Preferably, the mixing temperature of the water vapour and the cleaning agent is not less than 90 DEG C.
Preferably, the cleaning agent is alcohol ether Ester, and HLB numerical value is 15~18.
Preferably, the alcohol ether Ester will not decompose at 350 DEG C of high vapor (steam) temperature, in low vapor (steam) temperature 90
Atomizating phenomenon can occur at DEG C.
Preferably, the alcohol ether Ester can be laurel alcohol ether phosphate sylvite.
Preferably, the cleaning agent can inject water by small-sized diaphragm pump, metering pump, plunger pump, vane pump, gear pump
In steam, and need to guarantee that the outlet pressure of injection cleaning agent equipment is greater than steam and enters the pressure after pipeline.
Preferably, the equipment that the gas phase process of the oil removing cleaning may act on more closed system, as pipeline, tower,
Heat exchanger, container, reactor, especially suitable for oil refining apparatus, such as the crude oil of atmospheric and vacuum distillation unit, normal base oil, subtracts bottom at first base oil
Oil, electrical desalter, atmospheric tower, vacuum tower etc. have the equipment scale removal of heavy oil product；The slurry service equipment of catalytic cracking unit is removed
Dirt；The raw material heat exchange of delayed coking unit, fractionating column, emptying tower etc. have the equipment scale removal of heavy oil product；Aromatic extraction unit ring
The equipment scale removal of fourth sulfoxide solvent system.
Preferably, the gas phase process of the oil removing cleaning is not suitable for the open system that steam cannot purge；It is not suitable for
Steam blowing, but the closed or semi-closed system that system temperature is relatively low.
Preferably, the water vapour discharge end collect steam condensate, by electric conductivity detector, ORP detector,
Any detection device of pH detector (but being not limited to) detects cleaning agent composition or content in condensate liquid, judges cleaning effect.With
The prior art is compared, the invention has the benefit that
Technical method provided by the invention is reasonable, and oily dirt is mainly wrapped up in by colloid, asphalitine or oxidative condensate miscellaneous burnt
The particulate materials such as powder, sand grains, catalyst fines, salt crystal, rust composition mixture, due to colloid, asphalitine or
Oxidative condensate has the characteristics that viscosity is big and viscosity temperature characteristic is obvious, when in low-temperature region, viscosity is big, adhesive force obviously increases
By force, and in high-temperature area, because temperature increases, viscosity and adhesive force are significantly reduced, in high-temperature area, cleaning agent and oiliness is dirty
Dirt contact, can be significantly reduced the surface tension of colloid, asphalitine or oxidative condensate, so that its adhesive force is greatly lowered,
In the case where steam stream is washed away, solid particulate matter is removed, and is taken out of outside equipment with steam stream, and the mesh for removing oily dirt is reached
's.
Detailed explanation is carried out to the present invention below with reference to specific embodiment.
Specific embodiment
The existing various exemplary embodiment that the present invention will be described in detail, the detailed description are not considered as to limit of the invention
System, and it is understood as the more detailed description to certain aspects of the invention, characteristic and embodiment.
Without departing substantially from the scope or spirit of the invention, the specific embodiment of description of the invention can be done more
Kind improvements and changes, this will be apparent to those skilled in the art.Other realities obtained by specification of the invention
Applying mode for technical personnel is apparent obtain.Present specification and embodiment are merely exemplary.
A kind of gas phase process of oil removing cleaning, the present invention use water vapour cleaning equipment inner wall, added with clear in steam
Lotion.
The vapor pressure of water is 0.3MPa~2.0MPa, and temperature is 120~350 DEG C.In the present embodiment, water vapour gas
The interval value that pressure and temperature are selected belongs to optimum value, and cleaning agent is dissolved and to the effect that equipment inner wall cleans, is optimal
Change.
The mixing temperature of the water vapour and the cleaning agent is not less than 90 DEG C.In the present embodiment, to mixed molten
Liquid temperature is defined, and is to play the drug effect of cleaning agent in order to enable cleaning agent can mix faster is added in water vapour.
The cleaning agent is alcohol ether Ester, and HLB numerical value is 15~18.In the present embodiment, to alcohol ether esters object
The HLB numerical value of matter carries out section restriction, i.e. the hydrophilic-hydrophobic balance value of alcohol ether Ester, can determine that alcohol ether Ester exists
Maximum dissolution is realized at this temperature.
The alcohol ether Ester will not decompose at 350 DEG C of high vapor (steam) temperature, the meeting at 90 DEG C of low vapor (steam) temperature
Atomizating phenomenon occurs.In the present embodiment, by the way that alcohol ether Ester, at different temperatures, the restriction of state can be preferably
Promote the superiority of alcohol ether Ester.
The alcohol ether Ester can be laurel alcohol ether phosphate sylvite.
The cleaning agent can be injected in water vapour by small-sized diaphragm pump, metering pump, plunger pump, vane pump, gear pump,
And need to guarantee that the outlet pressure of injection cleaning agent equipment is greater than steam and enters the pressure after pipeline.
The equipment that the gas phase process of the oil removing cleaning may act on more closed system, as pipeline, tower, heat exchanger,
Container, reactor such as the crude oil of atmospheric and vacuum distillation unit, first base oil, normal base oil, subtract base oil, electro-desalting especially suitable for oil refining apparatus
Tank, atmospheric tower, vacuum tower etc. have the equipment scale removal of heavy oil product；The slurry service equipment scale removal of catalytic cracking unit；Delay coke
Disguise the equipment scale removal that the raw material heat exchange set, fractionating column, emptying tower etc. have heavy oil product；Aromatic extraction unit sulfolane solvent system
The equipment scale removal of system.
The gas phase process of the oil removing cleaning is not suitable for the open system that steam cannot purge；It is not suitable for steam to blow
It sweeps, but the closed or semi-closed system that system temperature is relatively low.
Steam condensate is collected in the water vapour discharge end, is detected by electric conductivity detector, ORP detector, pH
Any detection device of instrument (but being not limited to) detects cleaning agent composition or content in condensate liquid, judges cleaning effect.In this implementation
In example, by electric conductivity detector, ORP detector, PH detector and steam bubble detector to the conductivity of water vapour, ORP value, pH
Value, foaming characteristic are detected, and are examined when residual and are reached stationary value, it is believed that cleaning agent has been filled with cleaned equipment, works as determination
After cleaning agent fills with cleaned equipment, the valve for containing cleaning agent can be closed, stops cleaning agent and continues to add to water vapour
Agent.
The foregoing is merely the schematical specific embodiments of the present invention, before not departing from conceptions and principles of the invention
It puts, the equivalent changes and modifications that any those skilled in the art is made should belong to the scope of protection of the invention.
Claims (10)
1. a kind of gas phase process of oil removing cleaning, which is characterized in that the present invention uses water vapour cleaning equipment inner wall, in steam
Added with cleaning agent.
2. a kind of gas phase process of oil removing cleaning according to claim 1, which is characterized in that the vapor pressure of water is
0.3MPa~2.0MPa, temperature are 120~350 DEG C.
3. a kind of gas phase process of oil removing cleaning according to claim 1, which is characterized in that the water vapour and described clear
The mixing temperature of lotion is not less than 90 DEG C.
4. a kind of gas phase process of oil removing cleaning according to claim 1, which is characterized in that the cleaning agent is alcohol ether-ether
Substance, HLB numerical value are 15~18.
5. a kind of gas phase process of oil removing cleaning according to claim 4, which is characterized in that the alcohol ether Ester exists
It will not decompose at 350 DEG C of high vapor (steam) temperature, atomizating phenomenon can occur at 90 DEG C of low vapor (steam) temperature.
6. a kind of gas phase process of oil removing cleaning according to claim 5, which is characterized in that the alcohol ether Ester can
For laurel alcohol ether phosphate sylvite.
7. a kind of gas phase process of oil removing cleaning according to claim 1, which is characterized in that the cleaning agent can be by small
Diaphragm pump, metering pump, plunger pump, vane pump, the gear pump of type inject in water vapour, and need to guarantee injection cleaning agent equipment
Outlet pressure is greater than steam and enters the pressure after pipeline.
8. a kind of gas phase process of oil removing cleaning according to claim 1, which is characterized in that the gas phase of the oil removing cleaning
The equipment that method may act on more closed system, such as pipeline, tower, heat exchanger, container, reactor, especially suitable for oil refining
Device, such as the crude oil of atmospheric and vacuum distillation unit, first base oil, normal base oil, subtract base oil, electrical desalter, atmospheric tower, vacuum tower and have mink cell focus
The equipment scale removal of product；The slurry service equipment scale removal of catalytic cracking unit；The raw material heat exchange of delayed coking unit, is put fractionating column
Void tower etc. has the equipment scale removal of heavy oil product；The equipment scale removal of aromatic extraction unit sulfolane solvent system.
9. a kind of gas phase process of oil removing cleaning according to claim 1, which is characterized in that the gas phase of the oil removing cleaning
Method is not suitable for the open system that steam cannot purge；Steam blowing is not suitable for it, but relatively low closed of system temperature or half
Closed system.
10. a kind of gas phase process of oil removing cleaning according to claim 1, which is characterized in that discharged in the water vapour
Steam condensate is collected in end, by electric conductivity detector, ORP detector, any detection device of pH detector (but being not limited to),
Cleaning agent composition or the content in condensate liquid are detected, judges cleaning effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810702434.4A CN109078890A (en) | 2018-06-30 | 2018-06-30 | A kind of gas phase process of oil removing cleaning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810702434.4A CN109078890A (en) | 2018-06-30 | 2018-06-30 | A kind of gas phase process of oil removing cleaning |
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| Publication Number | Publication Date |
|---|---|
| CN109078890A true CN109078890A (en) | 2018-12-25 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810702434.4A Pending CN109078890A (en) | 2018-06-30 | 2018-06-30 | A kind of gas phase process of oil removing cleaning |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111974079A (en) * | 2020-08-31 | 2020-11-24 | 江西欧派斯润滑科技有限公司 | Electro-adsorption oil filtering device |
| CN114146983A (en) * | 2021-12-01 | 2022-03-08 | 安庆市新城防腐清洗有限公司 | Method and equipment for cleaning heavy oil dirt |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200974067Y (en) * | 2006-08-31 | 2007-11-14 | 欧乐福（意大利）有限公司 | Steam cleaner with cleanser spraying system |
| CN104711606A (en) * | 2013-12-13 | 2015-06-17 | 大连克林尔化学品科技有限公司 | High-efficiency concentrated cleaning agent and production method thereof |
| DE202014010673U1 (en) * | 2014-06-25 | 2016-04-06 | Alfred Kärcher Gmbh & Co. Kg | Hand-steamer |
| CN107199194A (en) * | 2017-06-13 | 2017-09-26 | 厦门晟硕科技有限公司 | A kind of electrokinetic cell aluminum hull of energy-conserving and environment-protective is cleaned and dried line |
| CN207137674U (en) * | 2017-08-30 | 2018-03-27 | 青岛康景辉节能环保科技有限公司 | A kind of steaming tower |
-
2018
- 2018-06-30 CN CN201810702434.4A patent/CN109078890A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200974067Y (en) * | 2006-08-31 | 2007-11-14 | 欧乐福（意大利）有限公司 | Steam cleaner with cleanser spraying system |
| CN104711606A (en) * | 2013-12-13 | 2015-06-17 | 大连克林尔化学品科技有限公司 | High-efficiency concentrated cleaning agent and production method thereof |
| DE202014010673U1 (en) * | 2014-06-25 | 2016-04-06 | Alfred Kärcher Gmbh & Co. Kg | Hand-steamer |
| CN107199194A (en) * | 2017-06-13 | 2017-09-26 | 厦门晟硕科技有限公司 | A kind of electrokinetic cell aluminum hull of energy-conserving and environment-protective is cleaned and dried line |
| CN207137674U (en) * | 2017-08-30 | 2018-03-27 | 青岛康景辉节能环保科技有限公司 | A kind of steaming tower |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111974079A (en) * | 2020-08-31 | 2020-11-24 | 江西欧派斯润滑科技有限公司 | Electro-adsorption oil filtering device |
| CN114146983A (en) * | 2021-12-01 | 2022-03-08 | 安庆市新城防腐清洗有限公司 | Method and equipment for cleaning heavy oil dirt |
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Application publication date: 20181225 |