CN1556731A - Ceramic film assembly - Google Patents
Ceramic film assembly Download PDFInfo
- Publication number
- CN1556731A CN1556731A CNA03801078XA CN03801078A CN1556731A CN 1556731 A CN1556731 A CN 1556731A CN A03801078X A CNA03801078X A CN A03801078XA CN 03801078 A CN03801078 A CN 03801078A CN 1556731 A CN1556731 A CN 1556731A
- Authority
- CN
- China
- Prior art keywords
- ceramic film
- film component
- component according
- cover plate
- tubular shell
- 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.)
- Granted
Links
- 239000000919 ceramic Substances 0.000 title claims abstract description 96
- 239000012528 membrane Substances 0.000 claims abstract description 91
- 239000012530 fluid Substances 0.000 abstract description 18
- 238000007789 sealing Methods 0.000 abstract description 5
- 230000000149 penetrating effect Effects 0.000 description 6
- 230000008646 thermal stress Effects 0.000 description 6
- 238000001914 filtration Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000006210 lotion Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000013557 residual solvent Substances 0.000 description 1
- 239000012465 retentate Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010913 used oil Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/22—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/06—Tubular membrane modules
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/06—Tubular membrane modules
- B01D63/061—Manufacturing thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/06—Tubular membrane modules
- B01D63/062—Tubular membrane modules with membranes on a surface of a support tube
- B01D63/063—Tubular membrane modules with membranes on a surface of a support tube on the inner surface thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Manufacturing & Machinery (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The present invention provides a membrane module for multiple single-tube ceramic membranes. The membrane module having a tubular housing, a first housing cover and a second housing cover, support bar, sealing discs, a plurality of single-tube ceramic membranes and a variety of seals and sealing means such as o-rings. The tubular housing has cover plates respectively coupled to opposing ends of the tubular housing. Typically, the cover plates are permanently attached to the tubular housing. The plurality of single-tube ceramic membranes are housed inside the tubular housing and are held securely and substantially parallel to the tubular housing by the cover plates and sealing discs. The first housing cover further comprises an inlet for fluid to be filtered to be pumped into the membrane module.
Description
Technical field
Present invention relates in general to membrane module.More specifically, the present invention relates to be used for the membrane module of a plurality of single-tube ceramic membranes.
Background technology
The application requirements of membrane technology in industrial use adopts big membrane area.Membrane module is the minimum unit that holds film.Membrane module is generally used for separating liquid, solid or gas.Two kinds of membrane module designs commonly used are arranged at present: sheet frame shape and tubulose.Ceramic membrane is used preferred tubular assembly.Typically, ceramic film component comprises and is parallel to each other and is placed on a plurality of tubular ceramic membrane components in the separate housing in groups.Such layout is than adopting an independent membrane component to allow higher throughput of filtration.This layout is the good utilisation space more.
Yet the application of ceramic membrane in above-mentioned membrane module causes that people are to the integrality of ceramic membrane and the worry of structural strength.Ceramic membrane is made with the porous ceramics sill typically.These ceramic materials do not have high tensile strength in essence.They are easily broken and split when suffering high mechanical stress.
Machinery that vibration and motion produced and thermal stress from the pump pressure motor installed and often be subjected to during operation to membrane module, the expansion and the contraction that also have the variations in temperature of the fluid of handling in the membrane module to cause simultaneously.These machineries and thermal stress are imported membrane module inside into, and damage the ceramic membrane of wherein installing easily.
Having by the wall of guaranteeing above-mentioned ceramic membrane is enough to provide the thickness of structural strength and support can partly solve above-mentioned worry simply.But wall thicken efficient and the permeability that has also reduced membrane component.Better method should be to adopt the multichannel ceramic membrane element.
The multichannel ceramic membrane element comprises a large-scale single membrane component, wherein has a lot of passages to pass.It can also be further in groups to form several multi-channel membranes and to be installed in the membrane module, and this is described as U.S. Patent Application Publication No.2001/0013272A1.Such multi-channel membrane is big and thick, and being enough to provides inherent mechanical support for multi-channel membrane.
Yet, compare with in a membrane module, using a plurality of single-tube ceramic membranes, adopting the multi-channel membrane assembly only is a compromise proposal on performance.Single-tube ceramic membranes all is better than the multichannel ceramic membrane on cost and performance.Single-tube ceramic membranes is more cheap.They are applicable to separating of high viscosity and corrosive fluid.A plurality of single-tube ceramic membranes have high surface area/volume ratio, thereby have increased output.Generally, a plurality of single-tube ceramic membranes outclass the multichannel ceramic membrane.But single-tube ceramic membranes has thin-walled usually, and therefore structural weak and damage easily when being subjected to machinery and thermal stress.
Therefore, clearly need a kind of new device that a plurality of single-tube ceramic membranes are installed in membrane module.
Summary of the invention
A kind of ceramic film component comprises: a plurality of tubular shells that have the single-tube ceramic membranes of opposed end separately are housed, and this tubular shell comprises two cover plates that are connected with the opposite end of tubular shell respectively; Be used to seal two seal discs of described tubular shell, each seal disc is fixed on each cover plate at the place, described opposite end of tubular shell respectively; In order to seal two housing end plugs of each opposite end of tubular shell respectively, each housing end plug is fixed on each seal disc at the place, opposite end of tubular shell respectively; And in order to supporting at least one support bar of ceramic film component, and described at least one support bar comprises a main shaft and two relative positioning keys.
Description of drawings
Accompanying drawing 1 is the viewgraph of cross-section according to ceramic film component of the present invention;
Accompanying drawing 2 is support bars of the ceramic film component shown in the accompanying drawing 1;
Accompanying drawing 3 is enlarged drawings of the a-quadrant of the ceramic film component shown in the accompanying drawing 1; And
Accompanying drawing 4 is the enlarged drawings in the B zone of the ceramic film component shown in the accompanying drawing 1.
The specific embodiment
Referring to accompanying drawing 1, ceramic film component 5 according to the present invention comprises 11, one first housing end plugs 13 of a tubular shell and 15, one support bars 17 of one second housing end plug, seal disc 19, a plurality of single-tube ceramic membranes 23 and multiple seal and sealing device such as O type ring 24a, 24b.
Referring to accompanying drawing 3, seal disc 19 overlays on the cover plate 25, and housing end plug 13,15 further overlays on the seal disc 19.Use then such as the fixture of screw bolt and nut 41 above-mentioned three-ply sandwich structure is securely clipped together.Have a plurality of tubular openings on cover plate 25 and the seal disc 19 to hold the end 23a of single-tube ceramic membranes 23.Arrange the tubular opening of cover plate 25 and seal disc 19, make that single-tube ceramic membranes 23 is substantially parallel when opposed end 23a inserts tubular opening.Single-tube ceramic membranes 23 is longer than tubular shell 11 and coupled opposing cover plate 25 slightly.Like this, the opposed end 23a of single-tube ceramic membranes 23 projection a little from the cover plate 25 just.O type ring 24a is placed on two opposed end 23a of each single-tube ceramic membranes 23.The opposed end 23a of each single-tube ceramic membranes 23 is placed on the tube opening place of corresponding cover plate 25 and seal disc 19.The O type ring 24a that is placed on the end 23a of single-tube ceramic membranes 23 just is inserted in the middle of cover plate 25 and the seal disc 19.Cover plate 25 and seal disc 19 are pressed on the O type ring 24a that is positioned on the single-tube ceramic membranes 23 end 23a, thereby single tube film 23 is fixed in the housing 11.Simultaneously, these O type rings 24a can also prevent that the fluid single-tube ceramic membranes 23 of not flowing through from promptly leaking from end cap 13 and enter the tubular shell 11.In addition, O type ring 24a also can be used as any vibration or the mechanical stress that may pass to single-tube ceramic membranes 23 of damping unit dissipation.
Referring to accompanying drawing 2 and accompanying drawing 4, support bar 17 is positioned at tubular shell 11 inside together with and parallel to a plurality of single-tube ceramic membranes 23.Support bar 17 comprises a main shaft 18, and its opposed end is called positioning key 17a.The tranverse sectional thickness of positioning key 17a is less than main shaft 18.Because this difference in thickness, positioning key 17a place forms a shoulder 18a on support bar 17.It is circular that main shaft 18 cross sections are essentially, and positioning key 17a cross section is a polygon.
Bar openings is shaped as polygon, and is consistent with the polygon shape of cross section of the positioning key 17a of support bar 17.Main shaft 18 is installed in tubular shell 11 inside, and its positioning key 17a stretches out from the bar openings of cover plate 25 and seal disc 19.The length of main shaft 18 makes relative shoulder 18a directly contact cover plate 25.
The positioning key 17a of support bar 17 plays guide and does to prevent that in order to guarantee that seal disc 19 accurately is positioned on the cover plate 25 the end 23a of single-tube ceramic membranes from being damaged by cover plate 25 in installation process.In addition, in case install, the polygonal shape of positioning key 17a also helps to provide support and hardness for total.Compare with cylindric positioning key, the polygonal shape of positioning key 17a can prevent the slippage of any support bar 17 that is caused by machinery or thermal stress.
According to operating condition and operating parameters such as the quantity of the size of tubular shell, single-tube ceramic membranes 23, for example temperature and pressures, ceramic film component 5 can have the support bar 17 more than.Also can extend hardness and the integrality that further strengthens ceramic film component 5 by on positioning key 17a, adding screw thread.Above-mentioned screw thread extends can be regulated to hold a screw nut.By nut is assembled and is fastened on the extension, seal disc 19 is fastened on the cover plate 25 thereby can exert pressure.
In the general operation, ceramic film component 5 according to the present invention is operated with the pattern of convection current usually.It also is suitable for adopting multiple operation format, for example in the various procedures of opening and closed system, charging and bleed air operation, intermittence and continued operation.
The present invention further allows ceramic film component 5 to carry out the online regenerative process of single-tube ceramic membranes 23 and the simple and easy replacing process of independent damaged single-tube ceramic membranes 23.
When being used to handle high-viscosity fluid, during as used oil, waste oil, organic wastewater and biology or food wastewater, single-tube ceramic membranes is easy to be polluted by residual particles in the above-mentioned high-viscosity fluid or biological substance.With penetrating fluid single-tube ceramic membranes 23 is carried out surface clean and can not produce gratifying effect, some holes on the single-tube ceramic membranes are still stopped up.More effective way is exactly the online backflushing that carries out single-tube ceramic membranes 23.
In the recoil operation, cut off feed fluid and discharge any residual filtration fluid and penetrating fluid.Pump into the solvent solution of having selected from the penetrating fluid outlet to assembly, thereby solvent solution enters membranous wall and enters the pipe side by the film surface from shell-side.The maintenance system is under certain predetermined pressure.Finally, stop up the molecule of single-tube ceramic membranes and cohesive material dissolving and as the washing lotion flush away.Then washing lotion is delivered in the container in order to reclaiming.Employing such as protection of nitrogen gas gas is removed any residual solvent on the ceramic film component 5.Can continue the normal running of ceramic film component 5 now.
In the normal running, single single-tube ceramic membranes 23 may be impaired in or be exposed in the wearing and tearing and need and change.According to the present invention, damaged single-tube ceramic membranes 23 can be changed under the situation that does not influence other single-tube ceramic membranes 23 at an easy rate.
Foregoing description does not in any way limit the scope of the invention.Clearly can revise the present invention in the case without departing from the scope of the present invention to those skilled in the art.
Claims (12)
1. ceramic film component comprises:
A plurality of tubular shells that have the single-tube ceramic membranes of opposed end separately are housed, and described tubular shell comprises two cover plates that are connected with the opposite end of described tubular shell respectively;
In order to seal two seal discs of described tubular shell, each described seal disc is fixed on each described cover plate at the place, described opposite end of described tubular shell respectively;
In order to seal two housing end plugs of each described opposite end of described tubular shell respectively, each described housing end plug is fixed on each described seal disc at the place, opposite end of described tubular shell respectively;
In order to supporting at least one support bar of described ceramic film component, and described at least one support bar comprises a main shaft and two relative positioning keys.
2. ceramic film component according to claim 1, wherein said seal disc and described cover plate comprise that further a plurality of openings are to hold described a plurality of single-tube ceramic membranes.
3. ceramic film component according to claim 2, wherein said a plurality of ceramic film components are fixed on described seal disc and the described cover plate by their end.
4. ceramic film component according to claim 2, the described end of wherein said a plurality of ceramic film components is placed in a plurality of openings of described seal disc and described cover plate.
5. ceramic film component according to claim 2, wherein said seal disc and described cover plate comprise that further at least one bar openings is to hold the described relative positioning key of described at least one support bar respectively.
6. ceramic film component according to claim 5, thus wherein said at least one support bar is fixed on the described cover plate and provides hardness and support for described a plurality of single-tube ceramic membranes.
7. ceramic film component according to claim 1, wherein at least one seal is placed on each described opposed end of each described a plurality of single-tube ceramic membranes.
8. ceramic film component according to claim 7, wherein said at least one seal is placed between described seal disc and the described cover plate.
9. ceramic film component according to claim 1, the tranverse sectional thickness of the described relative positioning key of wherein said at least one support bar is less than the tranverse sectional thickness of described main shaft.
10. it is circular that ceramic film component according to claim 1, the cross section of wherein said main shaft are essentially.
11. ceramic film component according to claim 1, the cross section of wherein said relative positioning key is essentially polygon.
12. ceramic film component according to claim 1, the length of wherein said main shaft are substantially equal to be connected the distance between described two cover plates of described tubular shell opposite end.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SG200202054A SG104965A1 (en) | 2002-04-08 | 2002-04-08 | Ceramic membrane module |
| SG2002020543 | 2002-04-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1556731A true CN1556731A (en) | 2004-12-22 |
| CN1262338C CN1262338C (en) | 2006-07-05 |
Family
ID=29268179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN03801078.XA Expired - Lifetime CN1262338C (en) | 2002-04-08 | 2003-03-14 | Ceramic film assembly |
Country Status (4)
| Country | Link |
|---|---|
| CN (1) | CN1262338C (en) |
| AU (1) | AU2003214786A1 (en) |
| SG (1) | SG104965A1 (en) |
| WO (1) | WO2003090911A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101396640B (en) * | 2007-09-24 | 2011-05-11 | 中国科学院大连化学物理研究所 | Constant temperature diaphragm component |
| CN102179178A (en) * | 2011-03-22 | 2011-09-14 | 张理 | Ceramic membrane separation lamination, and separation unit component and separation device thereof |
| CN106964259A (en) * | 2017-05-18 | 2017-07-21 | 许劲松 | A kind of air cleaning membrane separation device and preparation method thereof |
| CN105148686B (en) * | 2015-07-16 | 2017-09-22 | 西安理工大学 | A kind of paraxylene production membrane separation reactor |
| CN111408274A (en) * | 2020-03-30 | 2020-07-14 | 苏州热工研究院有限公司 | Inorganic ceramic membrane component |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008045002A1 (en) * | 2006-10-12 | 2008-04-17 | Hyflux Membrane Manufacturing (S) Pte Ltd | Separation unit |
| CN101757854B (en) * | 2010-02-11 | 2011-07-27 | 曹达文 | Multi-pipe internal pressure mechanical circulation forced cross current solid-liquid separation dynamic membrane system and device thereof |
| ES2416834B1 (en) * | 2012-01-30 | 2014-03-10 | Tecambyot Slu | Liquid filtration machine with ceramic membranes |
| GB2505393A (en) * | 2012-05-23 | 2014-03-05 | Veolia Water Solutions & Tech | Filtration apparatus |
| RU2506990C1 (en) * | 2012-07-03 | 2014-02-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Воронежский государственный университет инженерных технологий" (ФГБОУ ВПО "ВГУИТ") | Membrane apparatus with transient hydrodynamics |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10180049A (en) * | 1996-12-26 | 1998-07-07 | Ngk Insulators Ltd | Membrane module filter device |
| DE19846041A1 (en) * | 1998-10-07 | 2000-04-20 | Membraflow Gmbh & Co Kg Filter | Membrane module |
| DE10022917C5 (en) * | 2000-03-31 | 2005-07-28 | Atech Innovations Gmbh | Filter device for micro- and / or ultrafiltration |
-
2002
- 2002-04-08 SG SG200202054A patent/SG104965A1/en unknown
-
2003
- 2003-03-14 WO PCT/SG2003/000052 patent/WO2003090911A1/en not_active Application Discontinuation
- 2003-03-14 CN CN03801078.XA patent/CN1262338C/en not_active Expired - Lifetime
- 2003-03-14 AU AU2003214786A patent/AU2003214786A1/en not_active Abandoned
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101396640B (en) * | 2007-09-24 | 2011-05-11 | 中国科学院大连化学物理研究所 | Constant temperature diaphragm component |
| CN102179178A (en) * | 2011-03-22 | 2011-09-14 | 张理 | Ceramic membrane separation lamination, and separation unit component and separation device thereof |
| CN102179178B (en) * | 2011-03-22 | 2013-06-12 | 张理 | Ceramic membrane separation lamination, and separation unit component and separation device thereof |
| CN105148686B (en) * | 2015-07-16 | 2017-09-22 | 西安理工大学 | A kind of paraxylene production membrane separation reactor |
| CN106964259A (en) * | 2017-05-18 | 2017-07-21 | 许劲松 | A kind of air cleaning membrane separation device and preparation method thereof |
| CN106964259B (en) * | 2017-05-18 | 2019-07-02 | 许劲松 | A kind of air cleaning membrane separation device and preparation method thereof |
| CN111408274A (en) * | 2020-03-30 | 2020-07-14 | 苏州热工研究院有限公司 | Inorganic ceramic membrane component |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2003090911A1 (en) | 2003-11-06 |
| AU2003214786A1 (en) | 2003-11-10 |
| WO2003090911A8 (en) | 2004-04-01 |
| SG104965A1 (en) | 2004-07-30 |
| CN1262338C (en) | 2006-07-05 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20060705 |
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| CX01 | Expiry of patent term |