CN211079039U - Waste mineral oil preprocessing device - Google Patents
Waste mineral oil preprocessing device Download PDFInfo
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- CN211079039U CN211079039U CN201921616216.5U CN201921616216U CN211079039U CN 211079039 U CN211079039 U CN 211079039U CN 201921616216 U CN201921616216 U CN 201921616216U CN 211079039 U CN211079039 U CN 211079039U
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Abstract
The utility model relates to a waste mineral oil preprocessing device, including flash column, flash column survey line jar, flash column top of the tower condenser, flash column top of the tower oil-water separation jar, raw oil/flash column side line oil heat exchanger, flash column side line water cooler and reaction feeding heating furnace. The utility model has the advantages that: the utility model discloses the waste mineral oil that the device will deposit and divide is sent to the flash column and is carried out dehydration pretreatment, and water and light in the waste mineral oil evaporate from the top of the tower, get into oil-water separation jar after the condenser condensation, and the water layer gets into the sewage treatment station after the oil-water separation and deals with, and noncondensable gas gets into the vacuum pump and discharges after reaching the combustion of conduction oil boiler, and the oil reservoir is through the heat exchanger heat transfer, and the gasification back gets into the water cooler, obtains fuel oil and stores; the heavy component from the bottom of the flash tower is fed into a reaction feeding heating furnace for heating, and the subsequent treatment is carried out, so that the fuel oil can be recovered, and the effective resources can be recycled.
Description
Technical Field
The utility model relates to a waste mineral oil handles technical field, in particular to waste mineral oil preprocessing device.
Background
The waste mineral oil is mineral oil extracted and refined from petroleum, coal and oil shale, and changes the original physical and chemical properties due to the action of external factors in the processes of mining, processing and using, and can not be used continuously.
The waste mineral oil is a complex mixture composed of a plurality of substances, and the main components of the waste mineral oil comprise C15-C36 alkane, Polycyclic Aromatic Hydrocarbon (PAHs), olefin, phenol and the like. Its various components
Has certain toxic and harmful effects on human body. Therefore, once a large amount of the liquid enters the environment, serious environmental pollution is caused. In addition, the waste mineral oil can destroy the normal living environment of organisms, and cause biological dysfunction.
According to data reports, the base oil produced by adopting the hydrogenation process in China is less, and the yield of the conventional hydrogenated base oil is only about 600 million t/a. In the structure of the lubricating oil base oil, the base oil above HVI only accounts for about 56 percent, and the MVI product is not suitable for the requirement of upgrading and updating oil products. Along with the expansion of the market and the improvement of the quality, particularly after the requirement of multi-stage engine oil is increased, the requirements on high viscosity index and low volatility of the lubricating oil base oil are provided, and the current lubricating oil base oil product cannot meet the standard requirement of high-quality products. In addition, the waste mineral oil components are complex, and further investigation is required to obtain standard lubricant base oils, engine oils and fuel oils.
Therefore, there is a need to provide a pretreatment device for refining standard lubricant base oil, engine oil and fuel oil from waste mineral oil.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a pretreatment device of the lubricating oil base oil, the machine oil and the fuel oil of refining out the standard from the waste mineral oil.
In order to solve the technical problem, the utility model adopts the technical scheme that: the utility model provides a waste mineral oil preprocessing device which innovation point lies in: the system comprises a flash tower, a flash tower line measuring tank, a flash tower top condenser, a flash tower top oil-water separation tank, a raw oil/flash tower side line oil heat exchanger, a flash tower side line water cooler and a reaction feeding heating furnace;
a water/light component discharge pipeline A communicated with the flash tower is arranged in the center of the top end of the flash tower, and the other end of the water/light component discharge pipeline A is communicated with a condenser at the top of the flash tower; a light fuel oil discharge pipeline A and a fuel oil discharge pipeline A which are communicated with the flash tower are sequentially arranged at the side end of the upper part of the flash tower from top to bottom, the other end of the fuel oil discharge pipeline A is communicated with a flash tower measuring line tank, and a non-condensable gas outlet pipeline communicated with the flash tower measuring line tank is arranged at the center of the top end of the flash tower measuring line tank;
the flash tower line measuring tank is communicated with the raw oil/flash tower side line oil heat exchanger through a fuel oil discharge pipeline B, and a flash tower line measuring pump is arranged on the fuel oil discharge pipeline B in series; the raw oil/flash tower side line oil heat exchanger is also communicated with a fuel oil discharge pipeline C, and the fuel oil discharge pipeline C is serially connected with a flash tower side line water cooler; a raw oil discharge pipeline A and a raw oil feeding pipeline A which are communicated with the raw oil/flash tower side line oil heat exchanger are sequentially arranged at one side end of the raw oil/flash tower side line oil heat exchanger from top to bottom;
a heavy component discharge pipeline communicated with the flash tower is arranged in the center of the bottom end of the flash tower, the other end of the heavy component discharge pipeline is communicated with the reaction feeding heating furnace, and a flash tower bottom pump is also arranged on the heavy component discharge pipeline in series;
a saturated steam inlet pipeline communicated with the reaction feeding heating furnace is arranged on one side of the upper end of the reaction feeding heating furnace, a superheated steam outlet pipeline communicated with the reaction feeding heating furnace is arranged on the other side of the upper end of the reaction feeding heating furnace, and a flash tower bottom oil discharge pipeline communicated with the reaction feeding heating furnace is arranged on the reaction feeding heating furnace below the superheated steam outlet pipeline;
the device is characterized in that the flash tower top condenser and the flash tower top oil-water separation tank are communicated through a water/light component discharge pipeline B, a light fuel oil discharge pipeline B communicated with the flash tower top oil-water separation tank is further arranged at the bottom of the flash tower top oil-water separation tank, the other end of the light fuel oil discharge pipeline B is communicated with a light fuel oil discharge pipeline A, and a reaction tower product pump is arranged on the light fuel oil discharge pipeline B in a series connection mode.
Furthermore, two flash evaporation tower top condensers are arranged on the water/light component discharge pipeline A in parallel.
The utility model has the advantages that:
(1) the utility model discloses waste mineral oil preprocessing device sends the waste mineral oil that the sediment falls into to the flash column and carries out dewatering pretreatment, and water and light in the waste mineral oil evaporate from the top of the tower, go into the oil-water separator after the condenser condensation, and the water layer gets into the sewage treatment station after the oil-water separation and deals with, and noncondensable gas gets into the vacuum pump and discharges after reaching the combustion of conduction oil boiler, and the oil reservoir is through the heat exchanger heat transfer, and the gasification back gets into the water cooler, obtains fuel oil and stores; the heavy components from the bottom of the flash tower are fed into a reaction feeding heating furnace for heating, and subsequent treatment is carried out, so that fuel oil can be recovered, and effective resources can be recycled;
(2) the utility model discloses waste mineral oil preprocessing device, wherein, flash distillation overhead condenser is provided with a plurality ofly, and a plurality of devices are handled in the lump, can improve waste mineral oil regeneration pretreatment system's treatment effeciency greatly.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of the waste mineral oil pretreatment apparatus of the present invention.
Detailed Description
The following examples are presented to enable those skilled in the art to more fully understand the present invention and are not intended to limit the scope of the present invention.
Examples
The waste mineral oil pretreatment device of the embodiment, as shown in fig. 1, includes a flash tower 1, a flash tower line measurement tank 2, a flash tower top condenser 3, a flash tower top oil-water separation tank 4, a raw oil/flash tower side line oil heat exchanger 5, a flash tower side line water cooler 6 and a reaction feed heating furnace 7.
The center of the top end of the flash tower 1 is provided with a water/light component discharge pipeline A communicated with the flash tower 1, the other end of the water/light component discharge pipeline A is communicated with a flash tower top condenser 3, and two flash tower top condensers 3 are arranged on the water/light component discharge pipeline A in parallel; the side top-down of flash column 1 upper portion has set gradually light fuel oil ejection of compact pipeline A and the fuel oil ejection of compact pipeline A with flash column 1 intercommunication, and the other end and the flash column survey line jar 2 intercommunication of fuel oil ejection of compact pipeline A, and the top center of this flash column survey line jar 2 is provided with the noncondensable gas pipeline of giving vent to anger with flash column survey line jar 2 intercommunication.
The flash tower measuring tank 2 is communicated with the raw oil/flash tower side line oil heat exchanger 5 through a fuel oil discharge pipeline B, and a flash tower measuring pump 13 is arranged on the fuel oil discharge pipeline B in series; the raw oil/flash tower side line oil heat exchanger 5 is also communicated with a fuel oil discharge pipeline C, and the fuel oil discharge pipeline C is serially connected with a flash tower side line water cooler 6; a raw oil discharge pipeline A and a raw oil feeding pipeline A which are communicated with the raw oil/flash tower side line oil heat exchanger 5 are sequentially arranged at one side end of the raw oil/flash tower side line oil heat exchanger 5 from top to bottom.
The bottom center of the flash tower 1 is provided with a heavy component discharge pipeline communicated with the flash tower 1, the other end of the heavy component discharge pipeline is communicated with the reaction feeding heating furnace 7, and the heavy component discharge pipeline is also provided with a flash tower bottom pump 14 in series.
A saturated steam inlet pipeline communicated with the reaction feeding heating furnace 7 is arranged on one side of the upper end of the reaction feeding heating furnace 7, an superheated steam outlet pipeline communicated with the reaction feeding heating furnace 7 is arranged on the other side of the upper end of the reaction feeding heating furnace 7, and a flash tower bottom oil outlet pipeline communicated with the reaction feeding heating furnace 7 is arranged on the reaction feeding heating furnace 7 below the superheated steam outlet pipeline.
The condenser 3 at the top of the flash tower is communicated with the oil-water separating tank 4 at the top of the flash tower through a water/light component discharging pipeline B, the light fuel oil discharging pipeline B communicated with the oil-water separating tank 4 at the top of the flash tower is further arranged at the bottom of the oil-water separating tank 4 at the top of the flash tower, the other end of the light fuel oil discharging pipeline B is communicated with the light fuel oil discharging pipeline A, and a reaction tower product pump 15 is arranged on the light fuel oil discharging pipeline B in series.
In the waste mineral oil pretreatment device, the precipitated waste mineral oil is sent to a flash tower 1 for dehydration pretreatment, water and light in the waste mineral oil are evaporated from the top of the tower, the waste mineral oil is condensed by a condenser and then enters an oil-water separation tank, a water layer after oil-water separation enters a sewage treatment station for treatment, non-condensable gas enters a vacuum pump to be pumped to a heat-conducting oil boiler for combustion and then is discharged, an oil layer exchanges heat by a heat exchanger, and the oil layer is gasified and then enters a water cooler to obtain fuel oil for storage; the heavy components from the bottom of the flash tower 1 are fed into a reaction feeding heating furnace for heating, and then are subjected to subsequent treatment, so that fuel oil can be recovered, and effective resources can be recycled.
The basic principles and main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (2)
1. The utility model provides a waste mineral oil preprocessing device which characterized in that: the system comprises a flash tower, a flash tower line measuring tank, a flash tower top condenser, a flash tower top oil-water separation tank, a raw oil/flash tower side line oil heat exchanger, a flash tower side line water cooler and a reaction feeding heating furnace;
a water/light component discharge pipeline A communicated with the flash tower is arranged in the center of the top end of the flash tower, and the other end of the water/light component discharge pipeline A is communicated with a condenser at the top of the flash tower; a light fuel oil discharge pipeline A and a fuel oil discharge pipeline A which are communicated with the flash tower are sequentially arranged at the side end of the upper part of the flash tower from top to bottom, the other end of the fuel oil discharge pipeline A is communicated with a flash tower measuring line tank, and a non-condensable gas outlet pipeline communicated with the flash tower measuring line tank is arranged at the center of the top end of the flash tower measuring line tank;
the flash tower line measuring tank is communicated with the raw oil/flash tower side line oil heat exchanger through a fuel oil discharge pipeline B, and a flash tower line measuring pump is arranged on the fuel oil discharge pipeline B in series; the raw oil/flash tower side line oil heat exchanger is also communicated with a fuel oil discharge pipeline C, and the fuel oil discharge pipeline C is serially connected with a flash tower side line water cooler; a raw oil discharge pipeline A and a raw oil feeding pipeline A which are communicated with the raw oil/flash tower side line oil heat exchanger are sequentially arranged at one side end of the raw oil/flash tower side line oil heat exchanger from top to bottom;
a heavy component discharge pipeline communicated with the flash tower is arranged in the center of the bottom end of the flash tower, the other end of the heavy component discharge pipeline is communicated with the reaction feeding heating furnace, and a flash tower bottom pump is also arranged on the heavy component discharge pipeline in series;
a saturated steam inlet pipeline communicated with the reaction feeding heating furnace is arranged on one side of the upper end of the reaction feeding heating furnace, a superheated steam outlet pipeline communicated with the reaction feeding heating furnace is arranged on the other side of the upper end of the reaction feeding heating furnace, and a flash tower bottom oil discharge pipeline communicated with the reaction feeding heating furnace is arranged on the reaction feeding heating furnace below the superheated steam outlet pipeline;
the device is characterized in that the flash tower top condenser and the flash tower top oil-water separation tank are communicated through a water/light component discharge pipeline B, a light fuel oil discharge pipeline B communicated with the flash tower top oil-water separation tank is further arranged at the bottom of the flash tower top oil-water separation tank, the other end of the light fuel oil discharge pipeline B is communicated with a light fuel oil discharge pipeline A, and a reaction tower product pump is arranged on the light fuel oil discharge pipeline B in a series connection mode.
2. The waste mineral oil pretreatment apparatus according to claim 1, characterized in that: the flash tower top condensers are arranged on the water/light component discharge pipeline A in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921616216.5U CN211079039U (en) | 2019-09-26 | 2019-09-26 | Waste mineral oil preprocessing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921616216.5U CN211079039U (en) | 2019-09-26 | 2019-09-26 | Waste mineral oil preprocessing device |
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| Publication Number | Publication Date |
|---|---|
| CN211079039U true CN211079039U (en) | 2020-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921616216.5U Expired - Fee Related CN211079039U (en) | 2019-09-26 | 2019-09-26 | Waste mineral oil preprocessing device |
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| CN (1) | CN211079039U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116144389A (en) * | 2023-02-23 | 2023-05-23 | 山西新鸿顺能源有限公司 | Advanced refining method of waste mineral oil tower top oil composite solvent |
-
2019
- 2019-09-26 CN CN201921616216.5U patent/CN211079039U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116144389A (en) * | 2023-02-23 | 2023-05-23 | 山西新鸿顺能源有限公司 | Advanced refining method of waste mineral oil tower top oil composite solvent |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200724 Termination date: 20210926 |
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| CF01 | Termination of patent right due to non-payment of annual fee |