CN113549487A - Environment-friendly anti-wear lubricating oil produced by using waste lubricating oil - Google Patents
Environment-friendly anti-wear lubricating oil produced by using waste lubricating oil Download PDFInfo
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- CN113549487A CN113549487A CN202110847592.0A CN202110847592A CN113549487A CN 113549487 A CN113549487 A CN 113549487A CN 202110847592 A CN202110847592 A CN 202110847592A CN 113549487 A CN113549487 A CN 113549487A
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M173/00—Lubricating compositions containing more than 10% water
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G53/00—Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more refining processes
- C10G53/02—Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more refining processes plural serial stages only
- C10G53/04—Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more refining processes plural serial stages only including at least one extraction step
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
- C10M169/04—Mixtures of base-materials and additives
- C10M169/048—Mixtures of base-materials and additives the additives being a mixture of compounds of unknown or incompletely defined constitution, non-macromolecular and macromolecular compounds
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/10—Feedstock materials
- C10G2300/1003—Waste materials
- C10G2300/1007—Used oils
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2400/00—Products obtained by processes covered by groups C10G9/00 - C10G69/14
- C10G2400/04—Diesel oil
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2400/00—Products obtained by processes covered by groups C10G9/00 - C10G69/14
- C10G2400/10—Lubricating oil
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/40—Fatty vegetable or animal oils
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
- C10M2209/104—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing two carbon atoms only
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
- C10M2209/108—Polyethers, i.e. containing di- or higher polyoxyalkylene groups etherified
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/14—Containing carbon-to-nitrogen double bounds, e.g. guanidines, hydrazones, semicarbazones
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
- C10M2219/10—Heterocyclic compounds containing sulfur, selenium or tellurium compounds in the ring
- C10M2219/104—Heterocyclic compounds containing sulfur, selenium or tellurium compounds in the ring containing sulfur and carbon with nitrogen or oxygen in the ring
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
- C10M2229/04—Siloxanes with specific structure
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/64—Environmental friendly compositions
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Abstract
The invention discloses an environment-friendly anti-wear lubricating oil produced by using waste lubricating oil, which comprises the following steps: step S101: preparing materials, namely preparing waste materials and preparing raw materials; step S102: a mixing unit for performing primary treatment on the waste in the step S101, and adding a corresponding solvent for treatment to obtain a mixture; step S103: an extraction unit for extracting the mixture of step S102; step S104: inputting the mixture obtained by extraction in step S103 into a centrifugal unit, which generates a centrifugal raffinate and a mixture; step S105: the mixture obtained by centrifugation in step S104 is input to a separation unit, which produces a thick liquid and a clear liquid. Based on the waste lubricating oil raw material, compared with lubricating oil products, the lubricating oil has the characteristics of high aromatic hydrocarbon content, metal content, heteroatom content and carbon residue value and more insoluble substances and polar additives, and the solvent in the lubricating oil can be recycled after certain treatment.
Description
Technical Field
The invention relates to the technical field of lubricating oil, in particular to environment-friendly anti-wear lubricating oil produced by using waste lubricating oil.
Background
The lubricating oil is a liquid or semisolid lubricating oil used on automobiles and mechanical equipment to reduce friction and protect machinery and workpieces, the lubricating oil consists of base oil and an additive, the base oil is a main component of the lubricating oil and determines the basic property of the lubricating oil, the base oil is mainly divided into three categories of mineral base oil, synthetic base oil and vegetable base oil, the existing lubricating oil has unstable chemical performance and poor lubricating performance, can not resist high temperature and low temperature, can not be completely biodegraded, is easy to generate toxicity and pollute air and ecological environment, so the invention is the environment-friendly antiwear lubricating oil produced by using the waste lubricating oil as a raw material, avoids the environmental pollution caused by the waste lubricating oil during the treatment, and can reduce the cost by using the waste lubricating oil as the raw material for production, and resources are saved.
Disclosure of Invention
The invention aims to provide environment-friendly anti-wear lubricating oil produced by using waste lubricating oil, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an environment-friendly anti-wear lubricating oil produced by using waste lubricating oil comprises the following steps:
step S101: preparing materials, namely preparing waste materials and preparing raw materials;
step S102: a mixing unit for performing primary treatment on the waste in the step S101, and adding a corresponding solvent for treatment to obtain a mixture;
step S103: an extraction unit for extracting the mixture of step S102;
step S104: inputting the mixture obtained by extraction in step S103 into a centrifugal unit, which generates a centrifugal raffinate and a mixture;
step S105: inputting the mixture obtained by centrifugation in step S104 to a separation unit, the separation unit producing a concentrated liquid and a clear liquid;
step S106: inputting the clear liquid obtained in the step S105 into a fractionating tower for processing, and generating a solvent, a mixture and a fraction;
step S107: inputting the mixture in the step S106 into a refining tower for processing to finally obtain base oil;
step S108: detecting the base oil obtained in the step S107 to see that the base oil also contains other substances or lacks corresponding substances, and adding the raw material prepared in the step S101 into the base oil obtained in the step S107;
step S109: inputting the residual liquid in the step 104 and the concentrated liquid in the step 105 into a flash tank for processing, so as to generate a solvent and tail oil, and recycling the solvent obtained in the step and the solvent obtained in the step S106, so as to facilitate the recycling of the solvent;
step S1010: and (4) recycling the fraction in the step S106 and the tail oil in the step S109 to avoid environment pollution caused by leakage.
Further, the mixing unit in the step S102 adopts a Y-shaped pipeline for conveying when mixing materials, so that the waste materials and the solvent can be mixed sufficiently during mixing, and the waste materials can be treated sufficiently.
Further, in the step S102, the ratio of the solvent to the waste is 1.5:1-3.5:1, the mixing temperature is controlled to be 15-45 ℃, and the solvent and the waste are mixed and then need to be kept stand for 2.5-5 h.
Further, the solvent generated by the flash tank in the step S109 and obtained in the step S106 are recycled, and the tail oil can be processed to be used as other fuel products.
Further, the fraction in step S106 may be processed as other diesel products.
Further, the raw materials in step S108 include a dispersing agent, emulsified silicone oil or water-soluble silicone oil with a purity of 99%, fatty alcohol-polyoxyethylene ether with a purity of 99%, karson with a purity of 100%, essence with a purity of 99%, purified deionized water, polyhexamethylene guanidine hydrochloride, and peppermint oil, the base oil can be fully stirred to form finished oil if there is no problem, the finished oil is filled and sealed and packaged, if there is a problem, corresponding components can be added to the finished oil, the base oil is fully stirred, and the components are detected again after stirring is completed until the components reach the standard, and then the finished oil is filled and sealed and packaged.
Further, the separation unit in the step S105 adopts a membrane separation module, while the temperature of the separation unit is controlled to be 70-100 ℃, and the pressure of the separation unit in the step S105 is controlled to be 0.2-0.6 MPA.
Further, the temperature of the flash tank in the step S109 is controlled to be 170-220 ℃.
Further, the temperature of the refining tower in the step S107 is controlled to be 125-190 ℃, and meanwhile, the residue in the refining tower is treated and then mixed with the extraction liquid for circulation treatment.
Further, in step S101, the waste is treated before use to remove large particles and precipitate after standing.
Compared with the prior art, the invention has the beneficial effects that:
the invention is based on the waste lubricating oil raw material, compared with the lubricating oil product, the lubricating oil product has the characteristics of high aromatic hydrocarbon content, metal content, heteroatom content and carbon residue value, and more insoluble substances and polar additives, the solvent in the invention can be recycled after certain treatment, so that the theme of environmental protection is reflected, meanwhile, the waste lubricating oil is used as the raw material for production, the cost can be reduced, the resource is saved, the pollution hazard of the waste lubricating oil to the environment is avoided, and simultaneously, fuel oil and heavy diesel oil can be produced in the process of the invention.
Drawings
FIG. 1 is a flow chart of the present invention for producing an environment-friendly anti-wear lubricating oil by using waste lubricating oil.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1, the present invention provides a technical solution: an environment-friendly anti-wear lubricating oil produced by using waste lubricating oil comprises the following steps:
step S101: preparing materials, namely preparing waste materials and preparing raw materials;
step S102: a mixing unit for performing primary treatment on the waste in the step S101, and adding a corresponding solvent for treatment to obtain a mixture;
step S103: an extraction unit for extracting the mixture of step S102;
step S104: inputting the mixture obtained by extraction in step S103 into a centrifugal unit, which generates a centrifugal raffinate and a mixture;
step S105: inputting the mixture obtained by centrifugation in step S104 to a separation unit, the separation unit producing a concentrated liquid and a clear liquid;
step S106: inputting the clear liquid obtained in the step S105 into a fractionating tower for processing, and generating a solvent, a mixture and a fraction;
step S107: inputting the mixture in the step S106 into a refining tower for processing to finally obtain base oil;
step S108: detecting the base oil obtained in the step S107 to see that the base oil also contains other substances or lacks corresponding substances, and adding the raw material prepared in the step S101 into the base oil obtained in the step S107;
step S109: inputting the residual liquid in the step 104 and the concentrated liquid in the step 105 into a flash tank for processing, so as to generate a solvent and tail oil, and recycling the solvent obtained in the step and the solvent obtained in the step S106, so as to facilitate the recycling of the solvent;
step S1010: and (4) recycling the fraction in the step S106 and the tail oil in the step S109 to avoid environment pollution caused by leakage.
When the mixing unit in the step S102 mixes the materials, the materials are conveyed by a Y-shaped pipeline, so that the waste materials and the solvent can be mixed fully, and the waste materials can be treated fully; in the step S102, the ratio of the solvent to the waste is 1.5:1, the mixing temperature is controlled to be 20 ℃, and the solvent and the waste are mixed and then need to be kept stand for 2.5 hours; the solvent generated by the flash tank in the step S109 and obtained in the step S106 are recycled, and the tail oil can be processed to be used as other fuel oil products; the fraction in step S106 can be treated as other diesel products; the raw materials in the step S108 comprise a dispersing agent, emulsified silicone oil or water-soluble silicone oil with the purity of 99%, fatty alcohol-polyoxyethylene ether with the purity of 99%, karson with the purity of 100%, essence with the purity of 99%, purified deionized water, polyhexamethylene guanidine hydrochloride and peppermint oil, if the base oil has no problem, the base oil can be fully stirred to form finished oil, the finished oil is filled and sealed and packaged, if the base oil has the problem, corresponding components can be added into the finished oil, the base oil is fully stirred, and after the stirring is finished, the components are detected again until the components reach the standard, the finished oil is filled and sealed and packaged; the separation unit in the step S105 adopts a membrane separation assembly, the temperature of the separation unit is controlled at 80 ℃, and the pressure of the separation unit in the step S105 is controlled at 0.2 MPA; the temperature of the flash tank in the step S109 is controlled to be 180 ℃; the temperature of the refining tower in the step S107 is controlled at 130 ℃, and meanwhile, the residue in the refining tower is treated and then mixed with the extraction liquid for circulation treatment; in the step S101, the waste is treated before use to remove large particles and precipitates after standing.
Example two
Referring to fig. 1, the present invention provides a technical solution: an environment-friendly anti-wear lubricating oil produced by using waste lubricating oil comprises the following steps:
step S101: preparing materials, namely preparing waste materials and preparing raw materials;
step S102: a mixing unit for performing primary treatment on the waste in the step S101, and adding a corresponding solvent for treatment to obtain a mixture;
step S103: an extraction unit for extracting the mixture of step S102;
step S104: inputting the mixture obtained by extraction in step S103 into a centrifugal unit, which generates a centrifugal raffinate and a mixture;
step S105: inputting the mixture obtained by centrifugation in step S104 to a separation unit, the separation unit producing a concentrated liquid and a clear liquid;
step S106: inputting the clear liquid obtained in the step S105 into a fractionating tower for processing, and generating a solvent, a mixture and a fraction;
step S107: inputting the mixture in the step S106 into a refining tower for processing to finally obtain base oil;
step S108: detecting the base oil obtained in the step S107 to see that the base oil also contains other substances or lacks corresponding substances, and adding the raw material prepared in the step S101 into the base oil obtained in the step S107;
step S109: inputting the residual liquid in the step 104 and the concentrated liquid in the step 105 into a flash tank for processing, so as to generate a solvent and tail oil, and recycling the solvent obtained in the step and the solvent obtained in the step S106, so as to facilitate the recycling of the solvent;
step S1010: and (4) recycling the fraction in the step S106 and the tail oil in the step S109 to avoid environment pollution caused by leakage.
When the mixing unit in the step S102 mixes the materials, the materials are conveyed by a Y-shaped pipeline, so that the waste materials and the solvent can be mixed fully, and the waste materials can be treated fully; in the step S102, the ratio of the solvent to the waste is 2:1, the mixing temperature is controlled to be 25 ℃, and the solvent and the waste are mixed and then need to be kept stand for 3.5 hours; the solvent generated by the flash tank in the step S109 and obtained in the step S106 are recycled, and the tail oil can be processed to be used as other fuel oil products; the fraction in step S106 can be treated as other diesel products; the raw materials in the step S108 comprise a dispersing agent, emulsified silicone oil or water-soluble silicone oil with the purity of 99%, fatty alcohol-polyoxyethylene ether with the purity of 99%, karson with the purity of 100%, essence with the purity of 99%, purified deionized water, polyhexamethylene guanidine hydrochloride and peppermint oil, if the base oil has no problem, the base oil can be fully stirred to form finished oil, the finished oil is filled and sealed and packaged, if the base oil has the problem, corresponding components can be added into the finished oil, the base oil is fully stirred, and after the stirring is finished, the components are detected again until the components reach the standard, the finished oil is filled and sealed and packaged; the separation unit in the step S105 adopts a membrane separation assembly, the temperature of the separation unit is controlled at 90 ℃, and the pressure of the separation unit in the step S105 is controlled at 0.4 MPA; the temperature of the flash tank in the step S109 is controlled to be 190 ℃ when in use; the temperature of the refining tower in the step S107 is controlled to 145 ℃, and meanwhile, the residue in the refining tower is treated and then mixed with the extraction liquid for circulation treatment; in the step S101, the waste is treated before use to remove large particles and precipitates after standing.
EXAMPLE III
Referring to fig. 1, the present invention provides a technical solution: an environment-friendly anti-wear lubricating oil produced by using waste lubricating oil comprises the following steps:
step S101: preparing materials, namely preparing waste materials and preparing raw materials;
step S102: a mixing unit for performing primary treatment on the waste in the step S101, and adding a corresponding solvent for treatment to obtain a mixture;
step S103: an extraction unit for extracting the mixture of step S102;
step S104: inputting the mixture obtained by extraction in step S103 into a centrifugal unit, which generates a centrifugal raffinate and a mixture;
step S105: inputting the mixture obtained by centrifugation in step S104 to a separation unit, the separation unit producing a concentrated liquid and a clear liquid;
step S106: inputting the clear liquid obtained in the step S105 into a fractionating tower for processing, and generating a solvent, a mixture and a fraction;
step S107: inputting the mixture in the step S106 into a refining tower for processing to finally obtain base oil;
step S108: detecting the base oil obtained in the step S107 to see that the base oil also contains other substances or lacks corresponding substances, and adding the raw material prepared in the step S101 into the base oil obtained in the step S107;
step S109: inputting the residual liquid in the step 104 and the concentrated liquid in the step 105 into a flash tank for processing, so as to generate a solvent and tail oil, and recycling the solvent obtained in the step and the solvent obtained in the step S106, so as to facilitate the recycling of the solvent;
step S1010: and (4) recycling the fraction in the step S106 and the tail oil in the step S109 to avoid environment pollution caused by leakage.
When the mixing unit in the step S102 mixes the materials, the materials are conveyed by a Y-shaped pipeline, so that the waste materials and the solvent can be mixed fully, and the waste materials can be treated fully; in the step S102, the ratio of the solvent to the waste is 3:1, the mixing temperature is controlled to be 35 ℃, and the solvent and the waste are mixed and then need to be kept stand for 4.5 hours; the solvent generated by the flash tank in the step S109 and obtained in the step S106 are recycled, and the tail oil can be processed to be used as other fuel oil products; the fraction in step S106 can be treated as other diesel products; the raw materials in the step S108 comprise a dispersing agent, emulsified silicone oil or water-soluble silicone oil with the purity of 99%, fatty alcohol-polyoxyethylene ether with the purity of 99%, karson with the purity of 100%, essence with the purity of 99%, purified deionized water, polyhexamethylene guanidine hydrochloride and peppermint oil, if the base oil has no problem, the base oil can be fully stirred to form finished oil, the finished oil is filled and sealed and packaged, if the base oil has the problem, corresponding components can be added into the finished oil, the base oil is fully stirred, and after the stirring is finished, the components are detected again until the components reach the standard, the finished oil is filled and sealed and packaged; the separation unit in the step S105 adopts a membrane separation assembly, the temperature of the separation unit is controlled at 95 ℃, and the pressure of the separation unit in the step S105 is controlled at 0.6 MPA; the temperature of the flash tank in the step S109 is controlled to be 200 ℃; the temperature of the refining tower in the step S107 is controlled at 165 ℃, and meanwhile, the residue in the refining tower is treated and then mixed with the extraction liquid for circulation treatment; in the step S101, the waste is treated before use to remove large particles and precipitates after standing.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. An environment-friendly anti-wear lubricating oil produced by using waste lubricating oil comprises the following steps:
step S101: preparing materials, namely preparing waste materials and preparing raw materials;
step S102: a mixing unit for performing primary treatment on the waste in the step S101, and adding a corresponding solvent for treatment to obtain a mixture;
step S103: an extraction unit for extracting the mixture of step S102;
step S104: inputting the mixture obtained by extraction in step S103 into a centrifugal unit, which generates a centrifugal raffinate and a mixture;
step S105: inputting the mixture obtained by centrifugation in step S104 to a separation unit, the separation unit producing a concentrated liquid and a clear liquid;
step S106: inputting the clear liquid obtained in the step S105 into a fractionating tower for processing, and generating a solvent, a mixture and a fraction;
step S107: inputting the mixture in the step S106 into a refining tower for processing to finally obtain base oil;
step S108: detecting the base oil obtained in the step S107 to see that the base oil also contains other substances or lacks corresponding substances, and adding the raw material prepared in the step S101 into the base oil obtained in the step S107;
step S109: inputting the residual liquid in the step 104 and the concentrated liquid in the step 105 into a flash tank for processing, so as to generate a solvent and tail oil, and recycling the solvent obtained in the step and the solvent obtained in the step S106, so as to facilitate the recycling of the solvent;
step S1010: and (4) recycling the fraction in the step S106 and the tail oil in the step S109 to avoid environment pollution caused by leakage.
2. The environment-friendly anti-wear lubricating oil produced by using the waste lubricating oil as claimed in claim 1, wherein: when the mixing unit in the step S102 mixes the materials, the Y-shaped pipeline is used for conveying the materials, so that the waste materials and the solvent can be mixed sufficiently, and the waste materials can be treated sufficiently.
3. The environment-friendly anti-wear lubricating oil produced by using the waste lubricating oil as claimed in claim 1, wherein: in the step S102, the ratio of the solvent to the waste is 1.5:1-3.5:1, the mixing temperature is controlled to be 15-45 ℃, and the solvent and the waste are mixed and then need to stand for 2.5-5 h.
4. The environment-friendly anti-wear lubricating oil produced by using the waste lubricating oil as claimed in claim 1, wherein: the solvent generated by the flash tank in the step S109 is recycled together with the solvent obtained in the step S106, and the tail oil can be processed to be used as other fuel products.
5. The environment-friendly anti-wear lubricating oil produced by using the waste lubricating oil as claimed in claim 1, wherein: the fraction in step S106 may be processed as other diesel products.
6. The environment-friendly anti-wear lubricating oil produced by using the waste lubricating oil as claimed in claim 1, wherein: the raw materials in the step S108 comprise a dispersing agent, emulsified silicone oil or water-soluble silicone oil with the purity of 99%, fatty alcohol-polyoxyethylene ether with the purity of 99%, karson with the purity of 100%, essence with the purity of 99%, purified deionized water, polyhexamethylene guanidine hydrochloride and peppermint oil, if the base oil has no problem, the base oil can be fully stirred to form finished oil, the finished oil is filled and sealed and packaged, if the base oil has the problem, corresponding components can be added into the finished oil, the base oil is fully stirred, and after the base oil is stirred, the components are detected again until the components reach the standard, the finished oil is filled and sealed and packaged.
7. The environment-friendly anti-wear lubricating oil produced by using the waste lubricating oil as claimed in claim 1, wherein: the separation unit in the step S105 adopts a membrane separation assembly, the temperature of the separation unit is controlled to be 70-100 ℃, and the pressure of the separation unit in the step S105 is controlled to be 0.2-0.6 MPA.
8. The environment-friendly anti-wear lubricating oil produced by using the waste lubricating oil as claimed in claim 1, wherein: and the temperature of the flash tank in the step S109 is controlled to be 170-220 ℃.
9. The environment-friendly anti-wear lubricating oil produced by using the waste lubricating oil as claimed in claim 1, wherein: and in the step S107, the temperature of the refining tower is controlled to be 125-190 ℃, and meanwhile, the residue in the refining tower is treated and then mixed with the extraction liquid for circulation treatment.
10. The environment-friendly anti-wear lubricating oil produced by using the waste lubricating oil as claimed in claim 1, wherein: in the step S101, the waste is treated before use to remove large particles and precipitates after standing.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090223862A1 (en) * | 2005-03-08 | 2009-09-10 | Macdonald Martin R | Method for producing base lubricating oil from waste oil |
| CN105694965A (en) * | 2016-02-04 | 2016-06-22 | 台州天天环保科技有限公司 | Method for treating waste lubricating oil |
| CN111303980A (en) * | 2020-03-06 | 2020-06-19 | 吉林云飞医药有限公司 | Lubricating oil and preparation method and application thereof |
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2021
- 2021-07-27 CN CN202110847592.0A patent/CN113549487A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090223862A1 (en) * | 2005-03-08 | 2009-09-10 | Macdonald Martin R | Method for producing base lubricating oil from waste oil |
| CN105694965A (en) * | 2016-02-04 | 2016-06-22 | 台州天天环保科技有限公司 | Method for treating waste lubricating oil |
| CN111303980A (en) * | 2020-03-06 | 2020-06-19 | 吉林云飞医药有限公司 | Lubricating oil and preparation method and application thereof |
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