CN103194308A - Method for preparing regenerated base oil by using waste oil - Google Patents
Method for preparing regenerated base oil by using waste oil Download PDFInfo
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- CN103194308A CN103194308A CN2013101245425A CN201310124542A CN103194308A CN 103194308 A CN103194308 A CN 103194308A CN 2013101245425 A CN2013101245425 A CN 2013101245425A CN 201310124542 A CN201310124542 A CN 201310124542A CN 103194308 A CN103194308 A CN 103194308A
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Abstract
The invention relates to the technical field of renewable energy, and particularly relates to a method for preparing regenerated base oil by using waste oil. According to the method, the waste oil is sequentially subjected to primary filtration, secondary filtration, three-level filtration, atomization dehydration and adsorption decoloration for realizing the preparation of the regenerated base oil, and equipment for primary filtration, secondary filtration, three-level filtration, atomization dehydration and adsorption decoloration is of pipeline type. Compared with the prior art, the method has the advantages that the filtration speed of the waste oil is fast, the efficiency is high, a filter is not easy to block by the waste oil, the automatic degree is high, and the labor intensity is low; the energy consumption in the atomization dehydration process is low, and the dehydration rate is more than 99.5% through once dehydration; and the equipment is of pipeline type, high in integration level, low in construction cost and high in production efficiency.
Description
Technical field
The present invention relates to a kind of waste oil and reclaim production basis oil technology, relate in particular to a kind of waste oil preparation regeneration base oil method of utilizing.
Background technology
Base oil in use because the oxygenizement aged deterioration gradually of high temperature and air, is added the metal-powder that grinds on the friction means and other reasons and is entered moisture and impurity in the oil, has not only polluted oil, has also accelerated the oxidation of base oil.The acidic substance that the base oil oxidation generates can also generate the organic acid salt with catalysis with metallic contact, accelerate Corrosion of Metallic Materials, and serious will cause structure deteriorate, cause the accident.So base oil is using for some time, after rotten the acquiring a certain degree, must change, so just produced a large amount of waste oil.
Technology of waste oil regenerating can be divided three classes both at home and abroad at present: sour technology, acidless craft and hydrogenation technique are arranged.Wherein have sour technology to produce a large amount of acid sludges in process of production, environmental pollution is serious; Acidless craft all is weak, and is difficult to promote; The hydrogenation technique investment is big, process complexity, severe reaction conditions.In fact, it is in the majority that physical factor becomes the inferior in the base oil use, and it is less that chemical transformation becomes the inferior.Therefore, as long as take measures the mechanical impurity in the waste oil, moisture, metal particle, greasy filth, colloid, bituminous matter, remaining additive etc. are removed, just can reach the purpose of waste oil regeneration base oil.
Chinese patent CN102827681A (a kind of waste hydraulic oil reclaiming process) discloses a kind of waste hydraulic oil reclaiming process, may further comprise the steps: waste hydraulic oil is carried out coarse filtration elimination impurity wherein successively, to be heated to 60-80 ℃ through the waste hydraulic oil of coarse filtration then, the waste hydraulic oil that will heat carries out fine filtering again; The filter screen mean pore size is at 74-1055 μ m in the coarse filtration operation, and the filter screen mean pore size is 5-105 μ m in the fine filtering operation; The waste hydraulic oil of treated mistake is carried out second-heating to 80-150 ℃, carry out oil vacuum cleaning then, again the gained waste hydraulic oil is transported to the removal of impurities of decolouring in the chromatography column that is filled with carclazyte or flyash; The gained waste hydraulic oil is added additive be in harmonious proportion under 40-60 ℃, agitation condition, namely get regeneration hydraulic efficiency oil.
Chinese patent CN102229850A (a kind of renovation process of waste hydraulic oil and equipment) discloses a kind of waste hydraulic oil renovation process and equipment, and this renovation process comprises following technology successively: impurity sedimentation process, impurity crude filtering technology, heating process, membrane separation process and recoil technology.Described membrane separation process adopts porous ceramic film, and its mean pore size is 0.01-0.5 μ m; Described recoil process using high-voltage pulse, backwash liquid is generally membrane permeation liquid, and recoil pressure is 0.1-1.0 MPa, and the recoil time is 5-40 s, and be 0.25-3 h the pitch time of recoiling.This reclaim equiment can well purify, regeneration waste liquid is pressed oil, but in use the pollutent surface that can be attached to film causes serious film to pollute, and the membrane filtration flux descends, and needs the routine cleaning membrane module.US Patent No. 4411790 (Process for the treatment of a hydrocarbon charge by high temperature ultrafiltration) has been announced a kind of technology that adopts the ceramic super-filtering film reclaiming waste oil, fuel-displaced quality and flux are not introduced in patent in detail, and exist mineral membrane to handle the membrane pollution problem that waste oil exists equally.
Chinese patent CN102952622A (the pure physical cleaning method of waste oil cyclic regeneration) provides a kind of waste oil cyclic regeneration pure physical cleaning method, may further comprise the steps: will be heated to 80 ℃ and stirring in the waste oil sucting reaction still; Open impeller pump waste oil is circulated at reactor, adopt low-temperature distillation, vacuum separation method that all moisture of oil the inside and other are gently heated up in a steamer thing and remove; Waste oil is heated to 100-120 ℃, puts into absorption material and stirring; Waste oil is heated to 130-160 ℃, puts into and help filter and protection oily material and stirring; To adsorb material and help filter and the filtering of protection oily material; The filter bag that the method for employing infiltration makes the fluid after filtering infiltrate into 3 μ m is exported fluid, makes processed oil.
Chinese patent CN100419053C (technology of waste oil regenerating and employed device) discloses a kind of technology of waste oil regenerating and employed device, can solve the direct pollution and the secondary pollution problem that in the waste oil regeneration course of processing environment are caused effectively, comprise removal step, dehydrating step and catalytic cracking step, device of the present invention then is made up of the relevant device of implementing abovementioned steps.Be specially adapted to motor vehicle used oil, useless transformer oil, part are cleaned the processed oil that the further processing acquisition with process physics such as the waste oil of back oil, waste lubricating oil and equal type and chemical mode can utilize again.
Yet the inventor finds that still there is following problem in above-mentioned method in the process of utilizing waste oil preparation regeneration base oil:
1. the filtration velocity of waste oil is slow, efficient is low, and blocking filter needs manually to clean easily, and labour intensity is big.
2. Tuo Shui process energy consumption height needs repeatedly dehydration operation just can remove moisture in the recovered oil.
2. equipment is bulky, cost height, complicated operation.
Summary of the invention
The technical problem to be solved in the present invention is: slow at the filtration velocity that the waste oil regeneration method and apparatus of prior art exists, easily stop up, dehydration energy consumption height, and shortcomings such as equipment is huge, complicated operation, a kind of waste oil preparation regeneration base oil method of utilizing is provided.
In order to overcome the defective that exists in the background technology, the technical solution adopted for the present invention to solve the technical problems is: this waste oil preparation regeneration base oil method of utilizing, this method comprises waste oil and specifically may further comprise the steps successively by one-level filtration, cascade filtration, three-stage filtration, atomizing dehydration and adsorption bleaching:
The first step, one-level is filtered: waste oil by rotating the formula filter pipe, can be removed the above large granular impurity of diameter 3 mm in the waste oil;
Second step, cascade filtration: the waste oil after the one-level filtration by equivalent air pressure type filter pipe, can be removed the medium grain impurity that diameter 100 μ m are above and 3 mm are following in the waste oil;
The 3rd step, three-stage filtration: the waste oil behind the cascade filtration by real pressure type filter pipe, can be removed the small-particle impurity that diameter 3 μ m are above and 100 μ m are following in the waste oil;
The 4th step, atomizing dehydration: the waste oil behind the three-stage filtration by the atomizing dehydrated tube, can be removed the moisture more than 99.5% in the waste oil;
In the 5th step, adsorption bleaching: the waste oil after the dehydration that will atomize can be removed the coloring matter more than 95% in the waste oil by the adsorption bleaching pipeline, obtains the base oil of regenerating.
According to another embodiment of the invention, the equipment that further comprises described one-level filtration, cascade filtration, three-stage filtration, atomizing dehydration, adsorption bleaching is the duct type structure.
According to another embodiment of the invention, comprise that further the temperature that described atomizing is dewatered is 100-150 ℃.
According to another embodiment of the invention, the temperature that further comprises described adsorption bleaching is 80-120 ℃.
According to another embodiment of the invention, comprise that further described waste oil is any or its mixing oil in waste lubricating oil, waste hydraulic oil, useless gear oil, useless noncongeable oil, the useless bio oil.
The invention has the beneficial effects as follows that this advantage of waste oil preparation regeneration base oil method of utilizing is: the first, the filtration velocity of waste oil is fast, efficient is high, is not easy blocking filter, the level of automation height, labour intensity is little; The second, the energy consumption of atomizing dehydration is low, and by the primary dewatering operation, dehydration rate can reach more than 99.5%; The 3rd, equipment adopts duct type, the integrated level height, and cost is low, the production efficiency height.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is process structure synoptic diagram of the present invention.
Embodiment
Fig. 1 is process structure synoptic diagram of the present invention, comprise that with waste oil successively by one-level filtration, cascade filtration, three-stage filtration, atomizing dehydration and adsorption bleaching, the equipment of one-level filtration, cascade filtration, three-stage filtration, atomizing dehydration, adsorption bleaching is the duct type structure.Specifically may further comprise the steps:
The first step, one-level is filtered: waste oil by rotating the formula filter pipe, can be removed the above large granular impurity of diameter 3 mm in the waste oil;
Second step, cascade filtration: the waste oil after the one-level filtration by equivalent air pressure type filter pipe, can be removed the medium grain impurity that diameter 100 μ m are above and 3 mm are following in the waste oil;
The 3rd step, three-stage filtration: the waste oil behind the cascade filtration by real pressure type filter pipe, can be removed the small-particle impurity that diameter 3 μ m are above and 100 μ m are following in the waste oil;
The 4th step, atomizing dehydration: the waste oil behind the three-stage filtration by the atomizing dehydrated tube, can be removed the moisture more than 99.5% in the waste oil; The temperature of atomizing dehydration is 100-150 ℃.
In the 5th step, adsorption bleaching: the waste oil after the dehydration that will atomize can be removed the coloring matter more than 95% in the waste oil by the adsorption bleaching pipeline, obtains the base oil of regenerating.The temperature of adsorption bleaching is 80-120 ℃.
Wherein waste oil is any or its mixing oil in waste lubricating oil, waste hydraulic oil, useless gear oil, useless noncongeable oil, the useless bio oil.
The technical characterictic that the invention is further illustrated by the following examples, but be not limited to embodiment.
Embodiment 1
The first step, one-level is filtered: waste lubricating oil by rotating the formula filter pipe, can be removed the above large granular impurity of diameter 3 mm in the waste lubricating oil;
Second step, cascade filtration: the waste lubricating oil after the one-level filtration by equivalent air pressure type filter pipe, can be removed the medium grain impurity that diameter 100 μ m are above and 3 mm are following in the waste lubricating oil;
The 3rd step, three-stage filtration: the waste lubricating oil behind the cascade filtration by real pressure type filter pipe, can be removed the small-particle impurity that diameter 3 μ m are above and 100 μ m are following in the waste lubricating oil;
In the 4th step, atomizing dehydration: by the atomizing dehydrated tube, the control of atomizing dehydration temperaturre is at 120 ℃ with the waste lubricating oil behind the three-stage filtration, can remove in the waste lubricating oil 99.8% moisture;
In the 5th step, adsorption bleaching: the waste lubricating oil after the dehydration that will atomize passes through the adsorption bleaching pipeline, and the adsorption bleaching temperature is controlled at 100 ℃, can remove in the waste lubricating oil 98% coloring matter, obtains the rerefined oil base oil.
Embodiment 2
The first step, one-level is filtered: waste hydraulic oil by rotating the formula filter pipe, can be removed the above large granular impurity of diameter 3 mm in the waste hydraulic oil;
Second step, cascade filtration: the waste hydraulic oil after the one-level filtration by equivalent air pressure type filter pipe, can be removed the medium grain impurity that diameter 100 μ m are above and 3 mm are following in the waste hydraulic oil;
The 3rd step, three-stage filtration: the waste hydraulic oil behind the cascade filtration by real pressure type filter pipe, can be removed the small-particle impurity that diameter 3 μ m are above and 100 μ m are following in the waste hydraulic oil;
In the 4th step, atomizing dehydration: by the atomizing dehydrated tube, the control of atomizing dehydration temperaturre is at 100 ℃ with the waste hydraulic oil behind the three-stage filtration, can remove in the waste hydraulic oil 99.5% moisture;
In the 5th step, adsorption bleaching: the waste hydraulic oil after the dehydration that will atomize passes through the adsorption bleaching pipeline, and the adsorption bleaching temperature is controlled at 80 ℃, can remove in the waste hydraulic oil 95% coloring matter, and hydraulic pressure oil base plinth oil obtains regenerating.
Embodiment 3
The first step, one-level is filtered: the gear oil that will give up can be removed the above large granular impurity of diameter 3 mm in the useless gear oil by rotating the formula filter pipe;
Second step, cascade filtration: the useless gear oil after the one-level filtration by equivalent air pressure type filter pipe, can be removed the medium grain impurity that diameter 100 μ m are above and 3 mm are following in the useless gear oil;
The 3rd step, three-stage filtration: the useless gear oil behind the cascade filtration by real pressure type filter pipe, can be removed the small-particle impurity that diameter 3 μ m are above and 100 μ m are following in the useless gear oil;
In the 4th step, atomizing dehydration: by the atomizing dehydrated tube, the control of atomizing dehydration temperaturre is at 150 ℃ with the useless gear oil behind the three-stage filtration, can remove in the useless gear oil 100% moisture;
In the 5th step, adsorption bleaching: the useless gear oil after the dehydration that will atomize is by the adsorption bleaching pipeline, and the adsorption bleaching temperature is controlled at 120 ℃, can remove in the gear oil that gives up 100% coloring matter, and the gear oil base oil obtains regenerating.
Embodiment 4
The first step, one-level is filtered: the noncongeable oil that will give up can be removed the above large granular impurity of diameter 3 mm in the useless noncongeable oil by rotating the formula filter pipe;
Second step, cascade filtration: the useless noncongeable oil after the one-level filtration by equivalent air pressure type filter pipe, can be removed the medium grain impurity that diameter 100 μ m are above and 3 mm are following in the useless noncongeable oil;
The 3rd step, three-stage filtration: the useless noncongeable oil behind the cascade filtration by real pressure type filter pipe, can be removed the small-particle impurity that diameter 3 μ m are above and 100 μ m are following in the useless noncongeable oil;
In the 4th step, atomizing dehydration: by the atomizing dehydrated tube, the control of atomizing dehydration temperaturre is at 110 ℃ with the useless noncongeable oil behind the three-stage filtration, can remove in the useless noncongeable oil 99.6% moisture;
In the 5th step, adsorption bleaching: the useless noncongeable oil after the dehydration that will atomize is by the adsorption bleaching pipeline, and the adsorption bleaching temperature is controlled at 90 ℃, can remove in the noncongeable oil that gives up 97% coloring matter, and the noncongeable oil base oil obtains regenerating.
Embodiment 5
The first step, one-level is filtered: the bio oil of will giving up can be removed the above large granular impurity of diameter 3 mm in the useless bio oil by rotating the formula filter pipe;
Second step, cascade filtration: the useless bio oil after the one-level filtration by equivalent air pressure type filter pipe, can be removed the medium grain impurity that diameter 100 μ m are above and 3 mm are following in the useless bio oil;
The 3rd step, three-stage filtration: the useless bio oil behind the cascade filtration by real pressure type filter pipe, can be removed the small-particle impurity that diameter 3 μ m are above and 100 μ m are following in the useless bio oil;
In the 4th step, atomizing dehydration: by the atomizing dehydrated tube, the control of atomizing dehydration temperaturre is at 130 ℃ with the useless bio oil behind the three-stage filtration, can remove in the useless bio oil 99.9% moisture;
In the 5th step, adsorption bleaching: the useless bio oil after the dehydration that will atomize is by the adsorption bleaching pipeline, and the adsorption bleaching temperature control at 110 ℃, can remove in the bio oil of giving up 99% coloring matter, obtains the oily base oil of regeneration biological.
Embodiment 6
The first step, one-level are filtered: the mixing oil that will give up (80% waste lubricating oil+20% give up bio oil) can be removed the large granular impurity more than diameter 3 mm in the useless mixing oil by formula filter pipe by turns;
Second step, cascade filtration: the useless mixing oil after the one-level filtration by equivalent air pressure type filter pipe, can be removed the medium grain impurity that diameter 100 μ m are above and 3 mm are following in the useless mixing oil;
The 3rd step, three-stage filtration: the useless mixing oil behind the cascade filtration by real pressure type filter pipe, can be removed the small-particle impurity that diameter 3 μ m are above and 100 μ m are following in the useless mixing oil;
In the 4th step, atomizing dehydration: by the atomizing dehydrated tube, the control of atomizing dehydration temperaturre is at 130 ℃ with the useless mixing oil behind the three-stage filtration, can remove in the useless mixing oil 99.9% moisture;
In the 5th step, adsorption bleaching: the useless mixing oil after the dehydration that will atomize is by the adsorption bleaching pipeline, and the adsorption bleaching temperature control at 100 ℃, can remove in the mixing oil that gives up 98.5% coloring matter, obtains the oily base oil of regenerative mixed.
This advantage of waste oil preparation regeneration base oil method of utilizing is: the first, and the filtration velocity of waste oil is fast, efficient is high, is not easy blocking filter, the level of automation height, labour intensity is little; The second, the energy consumption of atomizing dehydration is low, and by the primary dewatering operation, dehydration rate can reach more than 99.5%; The 3rd, equipment adopts duct type, the integrated level height, and cost is low, the production efficiency height.
Claims (5)
1. method of utilizing waste oil to prepare to regenerate base oil is characterized in that: described this method comprises waste oil and specifically may further comprise the steps successively by one-level filtration, cascade filtration, three-stage filtration, atomizing dehydration and adsorption bleaching:
The first step, one-level is filtered: waste oil by rotating the formula filter pipe, can be removed the above large granular impurity of diameter 3 mm in the waste oil;
Second step, cascade filtration: the waste oil after the one-level filtration by equivalent air pressure type filter pipe, can be removed the medium grain impurity that diameter 100 μ m are above and 3 mm are following in the waste oil;
The 3rd step, three-stage filtration: the waste oil behind the cascade filtration by real pressure type filter pipe, can be removed the small-particle impurity that diameter 3 μ m are above and 100 μ m are following in the waste oil;
The 4th step, atomizing dehydration: the waste oil behind the three-stage filtration by the atomizing dehydrated tube, can be removed the moisture more than 99.5% in the waste oil;
In the 5th step, adsorption bleaching: the waste oil after the dehydration that will atomize can be removed the coloring matter more than 95% in the waste oil by the adsorption bleaching pipeline, obtains the base oil of regenerating.
2. the waste oil that utilizes as claimed in claim 1 prepares regeneration base oil method, and it is characterized in that: the equipment of described one-level filtration, cascade filtration, three-stage filtration, atomizing dehydration, adsorption bleaching is the duct type structure.
3. the waste oil that utilizes as claimed in claim 1 prepares regeneration base oil method, and it is characterized in that: the temperature of described atomizing dehydration is 100-150 ℃.
4. the waste oil that utilizes as claimed in claim 1 prepares regeneration base oil method, and it is characterized in that: the temperature of described adsorption bleaching is 80-120 ℃.
5. the waste oil preparation regeneration base oil method of utilizing as claimed in claim 1 is characterized in that: described waste oil is any or its mixing oil in waste lubricating oil, waste hydraulic oil, useless gear oil, useless noncongeable oil, the useless bio oil.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104479848A (en) * | 2014-12-30 | 2015-04-01 | 杨继新 | Waste oil environment-friendly recycling method |
| CN105505550A (en) * | 2015-12-09 | 2016-04-20 | 台州天天环保科技有限公司 | Method for carrying out regeneration treatment on useless lubricating oil |
| CN110964594A (en) * | 2019-11-19 | 2020-04-07 | 华科新能（天津）科技发展有限公司 | Multistage purification and reuse treatment mechanism for industrial lubricating oil and technological method thereof |
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| CN1616615A (en) * | 2004-09-29 | 2005-05-18 | 上海宝钢废旧油处理站 | Parifying and regenerating process for high and medium viscosity waste oils |
| CN102827681A (en) * | 2012-08-01 | 2012-12-19 | 上海宝钢废旧油处理有限公司 | Waste hydraulic oil regeneration technology |
| CN102827680A (en) * | 2012-08-01 | 2012-12-19 | 上海宝钢废旧油处理有限公司 | Waste hydraulic oil regeneration equipment |
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2013
- 2013-04-11 CN CN2013101245425A patent/CN103194308A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1616615A (en) * | 2004-09-29 | 2005-05-18 | 上海宝钢废旧油处理站 | Parifying and regenerating process for high and medium viscosity waste oils |
| CN102827681A (en) * | 2012-08-01 | 2012-12-19 | 上海宝钢废旧油处理有限公司 | Waste hydraulic oil regeneration technology |
| CN102827680A (en) * | 2012-08-01 | 2012-12-19 | 上海宝钢废旧油处理有限公司 | Waste hydraulic oil regeneration equipment |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104479848A (en) * | 2014-12-30 | 2015-04-01 | 杨继新 | Waste oil environment-friendly recycling method |
| CN104479848B (en) * | 2014-12-30 | 2018-12-18 | 深圳市东海浪潮工业设计有限公司 | A kind of method that waste oil is environmental friendly regenerated |
| CN105505550A (en) * | 2015-12-09 | 2016-04-20 | 台州天天环保科技有限公司 | Method for carrying out regeneration treatment on useless lubricating oil |
| CN105505550B (en) * | 2015-12-09 | 2018-08-07 | 台州天天环保科技有限公司 | A kind of method of waste lubricant oil regeneration processing |
| CN110964594A (en) * | 2019-11-19 | 2020-04-07 | 华科新能（天津）科技发展有限公司 | Multistage purification and reuse treatment mechanism for industrial lubricating oil and technological method thereof |
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