CN214634199U - Improved stripping structure of adsorption tower for bed leakage agent - Google Patents
Improved stripping structure of adsorption tower for bed leakage agent Download PDFInfo
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- CN214634199U CN214634199U CN202023207585.4U CN202023207585U CN214634199U CN 214634199 U CN214634199 U CN 214634199U CN 202023207585 U CN202023207585 U CN 202023207585U CN 214634199 U CN214634199 U CN 214634199U
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Abstract
The utility model relates to a bed leaks absorbent technique when adsorption tower of agent strips, specifically is a bed leaks adsorption tower strip of agent and improves structure is related to, include: a liquid extraction system, a raffinate extraction system and a stripping line; the liquid extracting system and the raffinate extracting system are connected through a pipeline and are jointly connected to a stripping line, and the stripping line is connected to a compressor; the lower outlet of the extract liquid system is connected with the stripping line through a first pipeline, and the lower outlet of the raffinate system is connected to the first pipeline through a second pipeline and connected with the stripping line through the first pipeline; after improvement, when the adsorbent is exchanged in the adsorption tower, the adsorbent is prevented from being brought into the compressor to damage the compressor in the steam stripping step, and the smooth steam stripping operation is ensured.
Description
Technical Field
The utility model relates to a bed leaks absorbent technique when the adsorption tower of agent strips, specifically is a bed leaks adsorption tower of agent strips and improves structure is related to, belongs to the petrochemical field.
Background
In the field of petrochemical industry, the adsorbent leaks from the earlier-stage bed layer of the adsorption tower, and when the adsorbent is replaced in the adsorption tower, the adsorbent can be taken out in the stripping step and brought into a compressor, so that the compressor is damaged, and the stripping operation cannot be continued.
Disclosure of Invention
In view of the technical problem who exists, the utility model aims at providing a bed leaks adsorption tower strip of agent and improves structure, when the adsorption tower trades the agent after the improvement, brings the adsorbent into the compressor and causes the compressor damage when preventing to strip the step, guarantees to strip the operation and goes on smoothly.
In order to realize the purpose, the utility model discloses a with extract liquid and take out the remaining liquid lower line respectively with strip the line intercommunication, utilize original filter to filter the adsorbent that spills, the technical scheme who adopts is: an improved stripping structure of an adsorption tower for a bed leakage agent comprises: a liquid extraction system, a raffinate extraction system and a stripping line; the liquid extracting system and the raffinate extracting system are connected through a pipeline and are jointly connected to a stripping line, and the stripping line is connected to a compressor; the lower outlet of the extract liquid system is connected with the stripping line through a first pipeline, and the lower outlet of the raffinate system is connected to the first pipeline through a second pipeline and connected with the stripping line through the first pipeline;
furthermore, two ends of a pipeline connecting the liquid pumping system and the raffinate pumping system are respectively provided with a valve, and the valve is connected with an 8-shaped blind plate;
further, the extract system comprises: the device comprises an extract pipeline, a filter system is connected to the extract pipeline, a flow control valve lower line is arranged at an outlet close to the extract pipeline, the flow control valve lower line is connected with an inlet end of a first pipeline, and an outlet end of the first pipeline is connected to a stripping line;
furthermore, the extract liquid pipeline adopts a DN200 pipeline;
further, the filter system comprises: the device comprises a first filter, a second filter, a first filter front-back valve and a second filter front-back valve, wherein the first filter and the second filter are connected to a liquid extraction pipeline in a parallel connection mode;
further, the first filter and the second filter are mutually standby;
furthermore, the extract pipeline above the filter system is also provided with a flow transmission instrument and a temperature indicating instrument, so that the flow and temperature reading of the extract passing through the extract pipeline is facilitated;
furthermore, the first pipeline adopts DN200, 2TB pipeline;
further, the raffinate system comprises: the raffinate line is connected with a filter system, a pressure control valve offline is arranged at an outlet close to the raffinate line, the pressure control valve offline is connected with an inlet end of a second line, an outlet end of the second line is connected with the first line, and the second line is connected with a stripping line in an indirect mode;
furthermore, the raffinate pipeline adopts a DN350 pipeline;
further, the filtration system of the raffinate system comprises: the front end and the rear end of the filter are respectively provided with a valve;
furthermore, a flow transmission instrument and a temperature indicating instrument are also arranged on the raffinate pipeline above the filter system, so that the flow and temperature readings of the raffinate passing through the raffinate pipeline are facilitated;
furthermore, the second pipeline adopts DN350, 2TB pipeline;
further, a stripping line main gate valve is arranged below the position of the intersection of the extraction liquid pipeline and the raffinate pipeline, and a stripping line at the rear end of the main gate valve is provided with a three-way valve which is connected with the first pipeline.
Adopt above-mentioned strip line structure improvement and filter process, the absorbent that can filter the hourglass, its specific operation flow is:
the extract enters through an extract pipeline, is filtered in a filter system of the extract pipeline, and enters into a stripping line through a first pipeline for stripping after being filtered; the raffinate enters through a raffinate pipeline, is filtered in a filter system of the raffinate pipeline, enters into a first pipeline through a second pipeline after being filtered, and then enters into a stripping line from the first pipeline for stripping; in the process, the leaked adsorbent is filtered after the liquid extracting system and the raffinate extracting system are filtered in the filter, so that the adsorbent is prevented from being brought into the compressor during steam stripping.
Drawings
Fig. 1 is a process flow diagram of the present invention before improvement.
Fig. 2 is a flow chart of the improved process of the present invention.
In the figure, 1, stripping line, 2, first line, 3, second line, 4, extract line, 6, filter system, 7, flow transmission instrument, 8, temperature indicator instrument, 9, raffinate line, 10, stripping line main gate valve.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 2, an improved stripping structure of an adsorption tower for leaking bed agent comprises: a liquid extraction system, a raffinate extraction system and a stripping line 1; the liquid extracting system and the raffinate extracting system are connected through a pipeline and are connected to a stripping line 1 together, and the stripping line 1 is connected to a compressor; the lower outlet of the extract liquid system is connected with the stripping line 1 through a first pipeline 2, and the lower outlet of the raffinate system is connected to the first pipeline 2 through a second pipeline 3 and connected with the stripping line 1 through the first pipeline 1;
the extract system comprises: the device comprises an extract pipeline 4, wherein a filter system 6 is connected to the extract pipeline 4, a flow control valve lower line is arranged at an outlet close to the extract pipeline 4, the flow control valve lower line is connected with an inlet end of a first pipeline 2, and an outlet end of the first pipeline 2 is connected to a stripping line 1;
the filter 6 system comprises: the device comprises a first filter, a second filter, a first filter front-back valve and a second filter front-back valve, wherein the first filter and the second filter are connected to an extract pipeline 4 in a parallel mode;
the first filter and the second filter are mutually standby;
the extract pipeline 4 above the filter system 6 is also provided with a flow transmission instrument 7 and a temperature indicating instrument 8, so that the flow and temperature reading of the extract passing through the extract pipeline is facilitated;
the first pipeline 2 adopts DN200, 2TB pipeline.
The raffinate system comprises: a raffinate pipeline 9, wherein the raffinate pipeline 9 is connected with a filter system 6, a pressure control valve lower line is arranged at an outlet close to the raffinate pipeline 9, the pressure control valve lower line is connected with an inlet end of a second pipeline 3, an outlet end of the second pipeline 3 is connected with a first pipeline 2, and the second pipeline 3 is connected with a stripping line 1 in an indirect mode;
the filtration system 6 of the raffinate system comprises: the front end and the rear end of the filter are respectively provided with a valve;
a flow transmission instrument 7 and a temperature indicator instrument 8 are further arranged on a raffinate pipeline 9 above the filter system 6, so that the flow and temperature readings of raffinate passing through the raffinate pipeline are facilitated;
the second pipeline 3 adopts DN350, 2TB pipeline;
a stripping line main gate valve 10 is arranged below the junction position of the pipeline connected with the extract liquid pipeline 4 and the raffinate pipeline 9 and the stripping line 1, a three-way valve is arranged on the stripping line 1 at the rear end of the main gate valve 10, and the three-way valve is connected with the first pipeline 2.
Adopt above-mentioned strip line structure improvement and filter process, the absorbent that can filter the hourglass, its specific operation flow is:
extract enters through an extract pipeline 4, is filtered in a filter system 6 of the extract pipeline 4, and enters into a steam stripping line 1 through a first pipeline 2 for steam stripping after being filtered; the raffinate enters through a raffinate pipeline 9, is filtered in a filter system 6 of the raffinate pipeline 9, enters into a first pipeline 2 through a second pipeline 3 after being filtered, and then enters into a stripping line 1 from the first pipeline 2 for stripping; in the process, the leaked adsorbent is filtered after the liquid extracting system and the raffinate extracting system are filtered in the filter, so that the adsorbent is prevented from being brought into the compressor during steam stripping.
The utility model discloses reform transform the back, strip the line and increase the filter flow, can filter 9 layers of hourglass agents on the adsorption tower, guarantee to strip and go on smoothly.
Claims (8)
1. The utility model provides a bed leaks adsorption tower steam stripping of agent and improves structure which characterized in that includes: a liquid extraction system, a raffinate extraction system and a stripping line; the liquid extracting system and the raffinate extracting system are connected through a pipeline and are jointly connected to a stripping line, and the stripping line is connected to a compressor; the lower outlet of the extract system is connected with the stripping line through a first pipeline, and the lower outlet of the raffinate system is connected to the first pipeline through a second pipeline and connected with the stripping line through the first pipeline.
2. The improved stripping structure of adsorption tower for leaked bed agent according to claim 1, characterized in that: the extract system comprises: the device comprises an extract pipeline, wherein a filter system is connected to the extract pipeline, a flow control valve is arranged at an outlet close to the extract pipeline and is connected with the inlet end of a first pipeline, and the outlet end of the first pipeline is connected to a stripping line.
3. The improved stripping structure of the adsorption tower for the leaked bed agent according to claim 2, characterized in that: and the extract liquid pipeline above the filter system is also provided with a flow transmission instrument and a temperature indicating instrument.
4. The improved stripping structure of adsorption tower for leaked bed agent according to claim 1, characterized in that: the first pipeline adopts DN200, 2TB pipeline.
5. The improved stripping structure of adsorption tower for leaked bed agent according to claim 1, characterized in that: the raffinate system comprises: the raffinate pipeline is connected with a filter system, a pressure control valve is arranged at an outlet close to the raffinate pipeline, the pressure control valve is connected with an inlet end of a second pipeline, an outlet end of the second pipeline is connected with a first pipeline, and the second pipeline is connected with a stripping line in an indirect mode.
6. The improved stripping structure of adsorption tower for leaked bed agent according to claim 5, characterized in that: the filtration system of the raffinate system comprises: and the front end and the rear end of the filter are respectively provided with a valve.
7. The improved stripping structure of adsorption tower for leaked bed agent according to claim 1, characterized in that: the second pipeline adopts DN350, 2TB pipeline.
8. The improved stripping structure of adsorption tower for leaked bed agent according to claim 1, characterized in that: a main gate valve of a stripping line is arranged below the junction position of a pipeline connected with an extract pipeline and a raffinate pipeline and the stripping line, a three-way valve is arranged on the stripping line at the rear end of the main gate valve, and the main gate valve is connected with a first pipeline through the three-way valve.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202023207585.4U CN214634199U (en) | 2020-12-28 | 2020-12-28 | Improved stripping structure of adsorption tower for bed leakage agent |
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| CN202023207585.4U CN214634199U (en) | 2020-12-28 | 2020-12-28 | Improved stripping structure of adsorption tower for bed leakage agent |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112546675A (en) * | 2020-12-28 | 2021-03-26 | 大连福佳·大化石油化工有限公司 | Improved steam stripping structure of adsorption tower for leaking agent from bed layer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112546675A (en) * | 2020-12-28 | 2021-03-26 | 大连福佳·大化石油化工有限公司 | Improved steam stripping structure of adsorption tower for leaking agent from bed layer |
| CN112546675B (en) * | 2020-12-28 | 2023-10-13 | 大连福佳·大化石油化工有限公司 | Improved structure of adsorption tower stripping of bed leakage agent |
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