CN107029451A - The leakage adsorbent online recycling device and its technique of adsorption tower bottom (head) - Google Patents
The leakage adsorbent online recycling device and its technique of adsorption tower bottom (head) Download PDFInfo
- Publication number
- CN107029451A CN107029451A CN201611130682.3A CN201611130682A CN107029451A CN 107029451 A CN107029451 A CN 107029451A CN 201611130682 A CN201611130682 A CN 201611130682A CN 107029451 A CN107029451 A CN 107029451A
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- China
- Prior art keywords
- filter
- gate valve
- adsorbent
- adsorption tower
- settling tank
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/04—Combinations of filters with settling tanks
Abstract
The invention belongs to leak sorbent treatment technical field, gate valve and downstream unit after gate valve, the second filter pre-gate valve, the second filter, the second filter after the leakage adsorbent online recycling device and its technique, including adsorption tower, settling tank, the first gate valve, check valve, the second gate valve, the 3rd gate valve, the first filter pre-gate valve, the first filter, the first filter of specifically related to a kind of adsorption tower bottom (head)；The present invention is on the basis of adsorption tower operation is ensured, by increasing settling tank and two filters between adsorption tower bottom (head) and downstream unit, cut-out adsorbent leaks outside to downstream unit, avoid the equipment and pipeline of clog downstream device, even adsorption tower is in itself, the operation risk of device is reduced, makes device longtime running；Used using two filter switchings, it is ensured that the recovery of leakage adsorbent is in continuous duty.
Description
Technical field
The invention belongs to leak sorbent treatment technical field, and in particular to a kind of leakage adsorbent of adsorption tower bottom (head)
Online recycling device and its technique.
Background technology
Adsorption tower belongs to the visual plant that paraxylene in Aromatic Hydrocarbon United Plant is produced, and its quality run is directly affected pair
The production of dimethylbenzene.Isolated between adsorption tower bottom (head) and bed by tower tray and sealing strip, if causing after going wrong
Adsorbent spills and influences the production of paraxylene, while adsorbent, which is leaked to after downstream unit, can block rotating machinery, heat exchange
Equipment and pipeline, influence equipment safety operation, the problem that to solve must stop work and draw off and can be handled after adsorbent and tower internals,
Cause heavy economic losses.
The method of this problem is not solved in currently available technology, if can not enter after there is adsorbent leakage to adsorbent
Row is reclaimed, and adsorbent is leaked into downstream unit, is blocked rotating machinery, pipeline and heat transmission equipment, is caused device to stop work when serious.
The content of the invention
In order to overcome the shortcomings of that above-mentioned prior art is present, it is an object of the invention to provide a kind of letting out for adsorption tower bottom (head)
Adsorbent online recycling device and its technique are leaked, adsorbent reduction can be reclaimed to downstream on the basis of adsorption tower operation is ensured
The influence of device, makes device longtime running.
To achieve the above object, the technical scheme is that a kind of leakage adsorbent online recycling of adsorption tower bottom (head)
Device, including adsorption tower, settling tank, the first gate valve, check valve, the second gate valve, the 3rd gate valve, the first filter pre-gate valve,
Gate valve and downstream after gate valve, the second filter pre-gate valve, the second filter, the second filter after one filter, the first filter
Device；Set gradually the first gate valve, check valve and the second gate valve between the bottom of the adsorption tower and settling tank, the second gate valve with
Settling tank is connected；The bottom of the settling tank sets the 3rd gate valve, and the top of settling tank is filtered with first respectively by three-way pipe
Device pre-gate valve and the connection of the second filter pre-gate valve；One end of first filter is connected with the first filter pre-gate valve, separately
One end is connected with gate valve after the first filter；One end of second filter is connected with the second filter pre-gate valve, the other end
It is connected with gate valve after the second filter；Gate valve passes through three-way pipe and downstream after gate valve and the second filter after first filter
Device is connected；Screen pack is set in first filter and the second filter.
The technique that adsorbent is leaked using the leakage adsorbent online recycling device online recycling of above-mentioned adsorption tower bottom (head)
Flow is as follows：The adsorbent of adsorption tower bottom (head) leakage sequentially passes through the first gate valve, check valve by adsorbing after tower bottom outflow
Enter with the second gate valve in settling tank, adsorbent adds up in sedimentation pot bottom；The 3rd gate valve of sedimentation pot bottom is opened, will be contained
The liquid of adsorbent is drained into after temporary filter (F.T.), closes the 3rd gate valve of sedimentation pot bottom, the oil in temporary filter (F.T.) is drained,
Filter out sedimentation adsorbent；Containing do not settle the liquid of adsorbent by the first filter pre-gate valve flow to the first filter or
The second filter is flowed to by the second filter pre-gate valve；First filter and the switching of the second filter are used, and absorption is not settled
Agent is trapped in the first filter or the second filter；When using the filtering of the first filter, close before the second filter
Gate valve after gate valve and the second filter, after oil in the second filter is drained, opens the second filter top cover plate, taking-up is held
The screen pack of adsorbent is not settled, will not settled after sorbent collection, and it is standby that screen pack returns threading row topping up；When the first filter
Collection is not settled after adsorbent, is switched to the filtering of the second filter, is opened the second filter pre-gate valve and the second filter back brake
Valve, closes gate valve after the first filter pre-gate valve and the first filter, after oil in the first filter is drained, and opens first and filters
Device top blind flange, takes out the screen pack for holding and not settling adsorbent, will not settle after sorbent collection, and screen pack, which is returned, puts into capable fill
Liquid is standby.
Beneficial effects of the present invention：The present invention can be on the basis of adsorption tower operation be ensured, by adsorption tower bottom (head)
Increase settling tank and filter between downstream unit, cut-out adsorbent leaks outside to downstream unit, the adsorbent spilt in adsorption tower
It can not leak outside to downstream unit, it is to avoid the equipment and pipeline of clog downstream device, even adsorption tower in itself, reduce the fortune of device
Sector-style danger, makes device longtime running.
Brief description of the drawings
Fig. 1 is the structural representation of the leakage adsorbent online recycling device of adsorption tower bottom (head) of the present invention；
In figure：1st, adsorption tower, the 2, first gate valve, 3, check valve, the 4, second gate valve, 5, settling tank, the 6, the 3rd gate valve, 7, first
Gate valve after filter pre-gate valve, the 8, first filter, the 9, first filter, the 10, second filter pre-gate valve, the 11, second filtering
Gate valve after device, the 12, second filter, 13, downstream unit.
Embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
The leakage adsorbent online recycling device of adsorption tower bottom (head) as shown in Figure 1, including adsorption tower 1, the first gate valve
2nd, check valve 3, the second gate valve 4, settling tank 5, the 3rd gate valve 6, the first filter pre-gate valve 7, the filtering of the first filter 8, first
Gate valve 12 and downstream unit 13 after gate valve 9, the second filter pre-gate valve 10, the second filter 11, the second filter after device；Absorption
The first gate valve 2, the gate valve 4 of check valve 3 and second, the second gate valve 4 and settling tank 5 are set gradually between the bottom of tower 1 and settling tank 5
Connection；The bottom of settling tank 5 sets the 3rd gate valve 6, the top of settling tank 5 by three-way pipe respectively with the first filter pre-gate valve
7 and second filter pre-gate valve 10 connect；One end of first filter 8 is connected with the first filter pre-gate valve 7, the other end and
Gate valve 9 is connected after one filter；One end of second filter 11 is connected with the second filter pre-gate valve 10, the other end and the second mistake
Gate valve 12 is connected after filter；Gate valve 12 passes through three-way pipe and downstream unit 13 after the filter of gate valve 9 and second after first filter
Connection；Screen pack is set in first filter 8 and the second filter 11.
The technique that adsorbent is leaked using the leakage adsorbent online recycling device online recycling of above-mentioned adsorption tower bottom (head)
Flow is as follows：After the adsorbent of the bottom (head) of adsorption tower 1 leakage is flowed out by the bottom of adsorption tower 1, the first gate valve 2, list are sequentially passed through
Enter to the gate valve 4 of valve 3 and second in settling tank 5, adsorbent is accumulative in the bottom of settling tank 5；Open the 3rd lock of the bottom of settling tank 5
Valve 6, the liquid containing adsorbent is drained into after temporary filter (F.T.), is closed the 3rd gate valve 6 of the bottom of settling tank 5, will be filtered temporarily
Oil in device is drained, and filters out sedimentation adsorbent；Flowed to containing the liquid for not settling adsorbent by the first filter pre-gate valve 7
First filter 8 flows to the second filter 11 by the second filter pre-gate valve 10；First filter 8 and the second filter
11 switchings are used, and adsorbent is not settled and is trapped in the first filter 8 or the second filter 11；Ensure from the first filter
8 or second filter 11 flow in the liquid phase in downstream unit 13 and do not contain adsorbent.
When using the filtering of the first filter 8, gate valve 12 after the second filter pre-gate valve 10 and the second filter is closed, will
After oil is drained in second filter 11, the top blind flange of the second filter 11 is opened, the screen pack for holding and not settling adsorbent is taken out,
It will not settle after sorbent collection, it is standby that screen pack returns threading row topping up；After the first filter 8, which is collected, does not settle adsorbent,
Switch to the second filter 11 to filter, open gate valve 12 after the second filter pre-gate valve 10 and the second filter, close the first mistake
Gate valve 9 after the filter of filter pre-gate valve 7 and first, after oil in the first filter 8 is drained, opens the top cover of the first filter 8
Plate, takes out the screen pack for holding and not settling adsorbent, will not settle after sorbent collection, and it is standby that screen pack returns threading row topping up.
In the case of leakage agent has occurred in the bottom of towe end socket of adsorption tower 1, by flushing out increase settling tank 5 and filtering in end socket
Device, carries out row's agent to settling tank 5 and filter at regular intervals, intercepts adsorbent, and prevent leakage to downstream unit is reduced
Loss to the continuous Influence of production of technique and pad.In addition using two monomer strainers, the first filter 8 and the second filter
11 switchings are used, it is possible to the adsorbent in one of monomer strainer is collected separately, without influenceing another monomer to filter
The normal of device is used, it is ensured that the recovery of leakage adsorbent is in continuous duty.
Claims (2)
1. the leakage adsorbent online recycling device of adsorption tower bottom (head), it is characterised in that：Including adsorption tower, settling tank, first
Gate valve, after gate valve, check valve, the second gate valve, the 3rd gate valve, the first filter pre-gate valve, the first filter, the first filter
Gate valve and downstream unit after tow filtrator pre-gate valve, the second filter, the second filter；The bottom of the adsorption tower and settling tank
Between set gradually the first gate valve, check valve and the second gate valve, the second gate valve is connected with settling tank；The bottom of the settling tank is set
The 3rd gate valve is put, the top of settling tank is connected with the first filter pre-gate valve and the second filter pre-gate valve respectively by three-way pipe
Connect；One end of first filter is connected with the first filter pre-gate valve, and the other end is connected with gate valve after the first filter；Institute
The one end for stating the second filter is connected with the second filter pre-gate valve, and the other end is connected with gate valve after the second filter；Described
Gate valve is connected by three-way pipe with downstream unit after gate valve and the second filter after one filter；First filter and second
Screen pack is set in filter.
2. inhaled using the leakage adsorbent online recycling device online recycling leakage of adsorption tower bottom (head) as claimed in claim 1
Attached dose of technological process is as follows：The adsorbent of adsorption tower bottom (head) leakage sequentially passes through first by adsorbing after tower bottom outflow
Gate valve, check valve and the second gate valve enter in settling tank, and adsorbent adds up in sedimentation pot bottom；Open the 3rd of sedimentation pot bottom
Gate valve, the liquid containing adsorbent is drained into after temporary filter (F.T.), the 3rd gate valve of sedimentation pot bottom is closed, by temporary filter (F.T.)
Interior oil is drained, and filters out sedimentation adsorbent；Is flowed to containing the liquid of adsorbent is not settled by the first filter pre-gate valve
One filter flows to the second filter by the second filter pre-gate valve；First filter and the switching of the second filter make
With not settling adsorbent and be trapped in the first filter or the second filter；When using the filtering of the first filter, close
Gate valve after second filter pre-gate valve and the second filter, after oil in the second filter is drained, opens the second filter top
Cover plate, takes out the screen pack for holding and not settling adsorbent, will not settle after sorbent collection, and it is standby that screen pack returns threading row topping up
With；When the first filter collect do not settle adsorbent after, switch to the second filter filtering, open the second filter pre-gate valve and
Gate valve after second filter, closes gate valve after the first filter pre-gate valve and the first filter, oil in the first filter is drained
Afterwards, the first filter top cover plate is opened, the screen pack for holding and not settling adsorbent is taken out, will not settle after sorbent collection,
It is standby that screen pack returns threading row topping up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611130682.3A CN107029451A (en) | 2016-12-09 | 2016-12-09 | The leakage adsorbent online recycling device and its technique of adsorption tower bottom (head) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611130682.3A CN107029451A (en) | 2016-12-09 | 2016-12-09 | The leakage adsorbent online recycling device and its technique of adsorption tower bottom (head) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107029451A true CN107029451A (en) | 2017-08-11 |
Family
ID=59530716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611130682.3A Pending CN107029451A (en) | 2016-12-09 | 2016-12-09 | The leakage adsorbent online recycling device and its technique of adsorption tower bottom (head) |
Country Status (1)
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| CN (1) | CN107029451A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107930343A (en) * | 2017-12-30 | 2018-04-20 | 大连福佳·大化石油化工有限公司 | Adsorption tower backwashing system and method |
| 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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| JPH06292806A (en) * | 1993-04-09 | 1994-10-21 | Sankyo Raijingu:Kk | Liquid oil regenerating device |
| US5762783A (en) * | 1996-09-23 | 1998-06-09 | Caterpillar Inc. | Filter flushing arrangement |
| US6287365B1 (en) * | 1999-01-13 | 2001-09-11 | Uop Llc | Sulfur production process |
| CN202116271U (en) * | 2011-07-07 | 2012-01-18 | 淄博北方淄特化工有限公司 | Lubricating oil canning system |
| CN203108329U (en) * | 2012-12-10 | 2013-08-07 | 甘肃酒钢集团宏兴钢铁股份有限公司 | Tar residue filtering device used in coal tar processing |
| CN203525424U (en) * | 2013-06-28 | 2014-04-09 | 金澳科技（湖北）化工有限公司 | Coke cutting water recycling device |
| CN104436751A (en) * | 2014-11-19 | 2015-03-25 | 国家电网公司 | Adsorption device capable of regenerating adsorbent on site and used for transformer oil regeneration |
| CN205042241U (en) * | 2015-08-14 | 2016-02-24 | 西安恒旭科技发展有限公司 | A filter for coal tar deep -processing |
-
2016
- 2016-12-09 CN CN201611130682.3A patent/CN107029451A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06292806A (en) * | 1993-04-09 | 1994-10-21 | Sankyo Raijingu:Kk | Liquid oil regenerating device |
| US5762783A (en) * | 1996-09-23 | 1998-06-09 | Caterpillar Inc. | Filter flushing arrangement |
| US6287365B1 (en) * | 1999-01-13 | 2001-09-11 | Uop Llc | Sulfur production process |
| CN202116271U (en) * | 2011-07-07 | 2012-01-18 | 淄博北方淄特化工有限公司 | Lubricating oil canning system |
| CN203108329U (en) * | 2012-12-10 | 2013-08-07 | 甘肃酒钢集团宏兴钢铁股份有限公司 | Tar residue filtering device used in coal tar processing |
| CN203525424U (en) * | 2013-06-28 | 2014-04-09 | 金澳科技（湖北）化工有限公司 | Coke cutting water recycling device |
| CN104436751A (en) * | 2014-11-19 | 2015-03-25 | 国家电网公司 | Adsorption device capable of regenerating adsorbent on site and used for transformer oil regeneration |
| CN205042241U (en) * | 2015-08-14 | 2016-02-24 | 西安恒旭科技发展有限公司 | A filter for coal tar deep -processing |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107930343A (en) * | 2017-12-30 | 2018-04-20 | 大连福佳·大化石油化工有限公司 | Adsorption tower backwashing system and method |
| CN107930343B (en) * | 2017-12-30 | 2024-02-20 | 大连福佳·大化石油化工有限公司 | Adsorption tower back flushing system and method |
| 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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Application publication date: 20170811 |