CN106823597A - A kind of filter and air-separating plant - Google Patents
A kind of filter and air-separating plant Download PDFInfo
- Publication number
- CN106823597A CN106823597A CN201710253357.4A CN201710253357A CN106823597A CN 106823597 A CN106823597 A CN 106823597A CN 201710253357 A CN201710253357 A CN 201710253357A CN 106823597 A CN106823597 A CN 106823597A
- Authority
- CN
- China
- Prior art keywords
- filter
- filtration members
- delivery pipe
- air
- heat exchanger
- Prior art date
- 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.)
- Pending
Links
- 238000001914 filtration Methods 0.000 claims abstract description 37
- 229910052782 aluminium Inorganic materials 0.000 claims description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 11
- 238000003466 welding Methods 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 abstract description 12
- 239000012535 impurity Substances 0.000 abstract description 7
- 238000000926 separation method Methods 0.000 abstract description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0039—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices
- B01D46/0041—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices for feeding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/44—Auxiliary equipment or operation thereof controlling filtration
- B01D46/446—Auxiliary equipment or operation thereof controlling filtration by pressure measuring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/48—Removing dust other than cleaning filters, e.g. by using collecting trays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
- B01D46/72—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with backwash arms, shoes or nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2265/00—Casings, housings or mounting for filters specially adapted for separating dispersed particles from gases or vapours
- B01D2265/04—Permanent measures for connecting different parts of the filter, e.g. welding, glueing or moulding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2275/00—Filter media structures for filters specially adapted for separating dispersed particles from gases or vapours
- B01D2275/20—Shape of filtering material
- B01D2275/201—Conical shape
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Materials (AREA)
- Separation By Low-Temperature Treatments (AREA)
Abstract
The invention discloses a kind of filter and air-separating plant, filter includes filtration members and delivery pipe.The filter is arranged on the arrival end of heat exchanger, in air separation process, gas to be cooled enters from the flared end of filtration members, the inflow heat exchanger after filtration members filtering, at the same time, impurity in gas enters delivery pipe because being stopped by filtration members and from the first valve discharge cold insulated cabinet, it is to avoid the blocking of heat exchanger.Therefore, filter proposed by the present invention can avoid the blocking of heat exchanger, improve the operating efficiency of air-separating plant, solve the problem in the field at this stage.
Description
Technical field
The present invention relates to air separating and filtering field, more specifically to a kind of filter and air-separating plant.
Background technology
For modern large-scale air separator, the equipment, Yi Jishe such as rectifying column, heat exchanger are mainly included in cold insulated cabinet
Pipeline, valve of standby interior and equipment room etc..The main working process of air-separating plant is：First, the air after compression is entered
Row cooling, and using the feature of molecular sieve selective absorption, remove the impurity such as moisture removal and carbon dioxide；Then, using heat exchanger
Make the temperature of compressed air close to liquefaction, and send into rectifying column；Finally, according to the difference of each component saturation temperature in air, adopt
The gas after cooling is separated with principles of rectification.
In air separation process, the efficiency and quality of separation depend primarily on rectifying column, and the heat transfer effect of heat exchanger
Distillation process is served conclusive.In actual production, plate-fin heat exchanger is because possessing high, compact conformation of heat transfer efficiency etc.
Advantage, usually as the first-selection of heat exchanger；But it is small that it also possesses through-flow channel, drag losses is big, easily causes the inferior positions such as blocking.It is long
The heat exchanger that phase uses, it is easy to resulted in blockage because of the impurity in air or pipeline, such as the water of solidification and carbon dioxide, is used for
Pearlife of cold insulation etc..The blocking of heat exchanger is greatly reduced the heat exchange efficiency of itself, while the resistance of ducting is increased, finally
Directly affects the quality and efficiency of air separation.
Therefore, how to avoid the blocking of heat exchanger, improve the operating efficiency of air-separating plant, be that the field is urgently at this stage
Problem to be solved.
The content of the invention
In view of this, it is an object of the invention to provide a kind of filter, the device can avoid the blocking of heat exchanger,
The operating efficiency of air-separating plant is improved, the problem in the field at this stage is solved.The present invention also aims to provide one
Air-separating plant is planted, the device includes above-mentioned filter, therefore, it is possible to avoid the blocking of heat exchanger, improve air point
From the operating efficiency of device.
A kind of filter, including：
Filtration members, the filtration members are in funnel-form, are arranged in the inlet duct of heat exchanger, the two ends point of the filtration members
Not Wei flared end and necking end, the flared end is connected with the inner wall sealing of the pipeline；
Delivery pipe, the inwall of pipeline described in the delivery pipe hermetically passing, its one end is tightly connected with the necking end, separately
Draw cold insulated cabinet and be provided with the first valve in one end.
Preferably, described filter, also includes：Anti-blowpipe；The pipe of one end of the anti-blowpipe and the delivery pipe
Wall is tightly connected, and the other end is placed in outside the cold insulated cabinet and is provided with the second valve.
Preferably, described filter, also includes：Manograph；The manograph is used to detect the filtration members two ends
The pressure difference of gas.
Preferably, described filter, the flared end is mutually fixed with the inner-walls of duct by welding.
Preferably, described filter, the flared end passes through aluminum strip sealing welding with the inner-walls of duct.
Preferably, described filter, the necking end is connected with the delivery pipe by flange.
Preferably, described filter, is mutually fixed between the flange and the delivery pipe by welding.
Preferably, described filter, passes through aluminum strip sealing welding between the flange and the delivery pipe.
Preferably, described filter, the material for making the filtration members is stainless steel.
A kind of air-separating plant, includes the filter described in as above any bar.
Filter proposed by the present invention, including filtration members and delivery pipe.The filter is arranged on the entrance of heat exchanger
End, in air separation process, air to be cooled flows into heat exchange after entering, filtered through filtration members from the flared end of filtration members
Device, at the same time, the impurity in air enters delivery pipe because being stopped by filtration members and discharges cold insulated cabinet from the first valve, keeps away
The blocking of heat exchanger is exempted from.Therefore, filter proposed by the present invention can avoid the blocking of heat exchanger, improve air and separate dress
The operating efficiency put, solves the problem in the field at this stage.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of filter in the specific embodiment of the invention.
In Fig. 1：
Filtration members -1, pipeline -2, flared end -3, necking end -4, delivery pipe -5, cold insulated cabinet -6, the first valve -
7th, anti-blowpipe -8, the second valve -9, manograph -10.
Specific embodiment
The core of this specific embodiment is to provide a kind of filter, and the device can avoid the blocking of heat exchanger,
The operating efficiency of air-separating plant is improved, the problem in the field at this stage is solved.
Hereinafter, embodiment is illustrated referring to the drawings.Additionally, embodiments illustrated below is not to described in claim
The content of the invention rise any restriction effect.In addition, the full content of the composition represented by example below is not limited to as right
It is required that necessary to the solution of described invention.
The filter that this specific embodiment is provided, mainly includes filtration members 1 and delivery pipe 5；Wherein, filtration members 1 are pacified
In the pipeline 2 of heat exchanger entrance, the gas for filtering heat exchanger to be entered, it is in funnel-form, i.e., two that the filtration members 1 are overall
End is respectively flared end 3 and necking end 4, and flared end 3 is connected with the inner wall sealing of pipeline 2 of heat exchanger entrance；Delivery pipe 5 is passed through
The inwall of heat exchanger inlet conduit 2, and its one end is tightly connected with the necking end 4 of filtration members 1, the other end draw cold insulated cabinet 6 and
It is provided with the first valve 7.In air separation process, air to be cooled enters through filtration members from the flared end 3 of filtration members 1
1 enters heat exchanger, and at the same time, the impurity in air enters delivery pipe 5 and discharges cold insulated cabinet 6 from the first valve 7, it is to avoid
The blocking of heat exchanger.Therefore, filter proposed by the present invention can avoid the blocking of heat exchanger, improve air-separating plant
Operating efficiency, solves the problem in the field at this stage.Please specifically refer to Fig. 1.
The filter that this specific embodiment is provided, can also include anti-blowpipe 8.One end of the anti-blowpipe 8 and discharge
The tube wall of pipe 5 is connected, and the other end is drawn cold insulated cabinet 6 and is provided with the second valve 9.The setting can will be attached to filtration members 1 or
The impurity of the inwall of delivery pipe 5 departs from, i.e., by relevant device to net air is dried up in anti-blowpipe 8, air is into delivery pipe 5 and makes
Slag body in filtration members 1 and tube wall departs from, further to improve the efficiency of deslagging, while air can also be carried out into secondary mistake
Filter.Please specifically refer to Fig. 1.
The filter that this specific embodiment is provided, can also include manograph 10, and the manograph 10 is used to measure
The air pressure at filter part 1 two ends, and judge the state of screen pack according to this；When there is pressure difference, that is, illustrate the penetrating of filtration members 1
Rate is affected, and need to take appropriate measures in time, for example, in this embodiment, can be by anti-blowpipe 8 to discharge
Pipe 5 dries up the mode of net air, the impurity being attached in filtration members 1 is come off.
The filter that this specific embodiment is provided, the flared end 3 of filtration members 1 can be by the side such as welding, sealing ring
Formula is mutually fixed with the inwall of inlet duct 2 of heat exchanger, can be carried out by welding in this embodiment.And in order to avoid
, with the inwall of pipeline 2 can be welded and fixed flared end 3 by aluminum strip by filtration members 1 and the inconvenience of aluminium welding.
The filter that this specific embodiment is provided, the necking end 4 of filtration members 1 can by flange, be spirally connected, sealing ring
It is connected with delivery pipe 5 etc. mode.Connect for convenience, can be connected from flange.Further, in order to improve the sealing of connection
Property, can be welded by aluminum strip and flange is mutually fixed with delivery pipe 5.Specific embodiment can be：Aluminum strip is welded on flange,
And aluminum strip is welded on the inwall of delivery pipe 5, play a part of fixed and support.
The filter that this specific embodiment is provided, in order to the characteristics of avoiding aluminum filtration members 1 blocked up and yielding,
Bi-metal Steel Aluminum can be selected as the material for making filtration members 1.
It should be noted that including the air-separating plant of filter disclosed by the invention also in right of the invention
In protection domain.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or uses the present invention.
Various modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The scope most wide for causing.
Claims (10)
1. a kind of filter, it is characterised in that including：
Filtration members (1), the filtration members (1) in funnel-form, be arranged in the inlet duct (2) of heat exchanger, the filtration members (1)
Two ends be respectively flared end (3) and necking end (4), the flared end (3) is connected with the inner wall sealing of the pipeline (2)；
Delivery pipe (5), the inwall of pipeline (2) described in delivery pipe (5) hermetically passing, its one end is close with the necking end (4)
Envelope connection, the other end is drawn cold insulated cabinet (6) and is provided with the first valve (7).
2. filter according to claim 1, it is characterised in that also include：Anti-blowpipe (8)；The anti-blowpipe (8)
One end is tightly connected with the tube wall of the delivery pipe (5), and the other end is placed in the cold insulated cabinet (6) outward and is provided with the second valve
(9)。
3. filter according to claim 1, it is characterised in that also include：Manograph (10)；The manograph (10)
Pressure difference for detecting the filtration members (1) two ends gas.
4. filter according to claim 1, it is characterised in that the flared end (3) is logical with the pipeline (2) inwall
Welding is crossed mutually to fix.
5. filter according to claim 4, it is characterised in that the flared end (3) is logical with the pipeline (2) inwall
Cross aluminum strip sealing welding.
6. filter according to claim 1, it is characterised in that the necking end (4) passes through with the delivery pipe (5)
Flange is connected.
7. filter according to claim 6, it is characterised in that the flange is with the delivery pipe (5) by welding
It is mutually fixed.
8. filter according to claim 7, it is characterised in that pass through between the flange and the delivery pipe (5)
Aluminum strip sealing welding.
9. filter according to claim 1, it is characterised in that the material for making the filtration members (1) is stainless steel.
10. a kind of air-separating plant, it is characterised in that comprising just like the filter described in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710253357.4A CN106823597A (en) | 2017-04-18 | 2017-04-18 | A kind of filter and air-separating plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710253357.4A CN106823597A (en) | 2017-04-18 | 2017-04-18 | A kind of filter and air-separating plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106823597A true CN106823597A (en) | 2017-06-13 |
Family
ID=59147804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710253357.4A Pending CN106823597A (en) | 2017-04-18 | 2017-04-18 | A kind of filter and air-separating plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106823597A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109224688A (en) * | 2018-11-01 | 2019-01-18 | 深圳中广核工程设计有限公司 | Nuclear power station high temperature radiates gas solid separation filter device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110265651A1 (en) * | 2010-04-30 | 2011-11-03 | Tm Industrial Supply, Inc. | Filter |
| CN202254635U (en) * | 2011-07-22 | 2012-05-30 | 彩虹彩色显像管总厂 | Air separation system |
| CN203483937U (en) * | 2013-09-23 | 2014-03-19 | 开封迪尔空分实业有限公司 | Self-cleaning filter |
| CN204307461U (en) * | 2014-11-14 | 2015-05-06 | 东方电气集团东方锅炉股份有限公司 | Steam generator system high temperature fume dust removal device |
| CN206652315U (en) * | 2017-04-18 | 2017-11-21 | 山东钢铁股份有限公司 | A kind of filter and air-separating plant |
-
2017
- 2017-04-18 CN CN201710253357.4A patent/CN106823597A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110265651A1 (en) * | 2010-04-30 | 2011-11-03 | Tm Industrial Supply, Inc. | Filter |
| CN202254635U (en) * | 2011-07-22 | 2012-05-30 | 彩虹彩色显像管总厂 | Air separation system |
| CN203483937U (en) * | 2013-09-23 | 2014-03-19 | 开封迪尔空分实业有限公司 | Self-cleaning filter |
| CN204307461U (en) * | 2014-11-14 | 2015-05-06 | 东方电气集团东方锅炉股份有限公司 | Steam generator system high temperature fume dust removal device |
| CN206652315U (en) * | 2017-04-18 | 2017-11-21 | 山东钢铁股份有限公司 | A kind of filter and air-separating plant |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109224688A (en) * | 2018-11-01 | 2019-01-18 | 深圳中广核工程设计有限公司 | Nuclear power station high temperature radiates gas solid separation filter device |
| CN109224688B (en) * | 2018-11-01 | 2021-03-12 | 深圳中广核工程设计有限公司 | High-temperature radiation gas-solid separation and filtration device for nuclear power station |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170613 |
|
| RJ01 | Rejection of invention patent application after publication |