CN101022880A - Membrane module as well as a method for making a membrane module - Google Patents
Membrane module as well as a method for making a membrane module Download PDFInfo
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- CN101022880A CN101022880A CN 200580024915 CN200580024915A CN101022880A CN 101022880 A CN101022880 A CN 101022880A CN 200580024915 CN200580024915 CN 200580024915 CN 200580024915 A CN200580024915 A CN 200580024915A CN 101022880 A CN101022880 A CN 101022880A
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- concrete
- flange
- membrane module
- tunica fibrosa
- harness
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Abstract
The membrane module according to the invention is characterized in that it has concrete flanges. This membrane module is made by first sealing a bundle of ceramic fiber membranes at one end using a viscous sealant and then pressing it into a fluid mass of concrete in a mould. After the mass of concrete has hardened the process is repeated with the other end of the bundle. Finally the ends of the fiber membranes are opened by sawing off a slice of the flanges.
Description
Technical field
The present invention relates to a kind of membrane module (membrane module), it comprises the harness of being made up of a plurality of ceramic hollow fibrous membrane (bundle), and at least one end of this harness has ceramic flange.Membrane module with ceramic hollow fibrous membrane for example can be used for the separating treatment of divided gas flow and liquid and is used for concentrating focusing on of gas and liquid.Because surface/volume is relatively very big, therefore concentrate efficient height with separating treatment.Almost always there is flange at the two ends of tunica fibrosa.
Background technology
This membrane module can be known from European patent application EP 0 941 759A.Here, flange is made by the ceramic paste (ceramic paste) of sintering.Sintering processes is more expensive relatively and complicated, and therefore the membrane module of making like this is also more expensive relatively.
Summary of the invention
The purpose of this invention is to provide the membrane module of type described in a kind of preamble, it can make than known membrane module cheaplyer, and simpler than known membrane module.For this purpose, membrane module according to the present invention is characterised in that flange is made by concrete.Concrete comprises and is easy to process and cheap ceramic material.Under the situation of using the flange made by concrete, membrane module is suitable at high temperature using, and its special resistance to chemical attack and mechanical performance are fine, therefore according to applied range, the high life of membrane module of the present invention.
About concrete, all be adapted at this use at any concrete available on the market in principle.Flange is preferably made by refractory concrete.Therefore, can be used for higher temperature.
Embodiment according to membrane module of the present invention is characterised in that flange is coated with hermetic coating, is preferably ceramic coating or glaze coating.
The invention still further relates to the method for a kind of manufacturing according to membrane module of the present invention, this membrane module is made of the harness of forming by a plurality of ceramic hollow fibrous membrane, and at least one end of this harness has flange.This method also can be known from European patent application EP 0 941 759A.
About this method, the invention is characterized in that at first seal at least one end of tunica fibrosa, the sealed end around tunica fibrosa is made concrete flange in mould subsequently, waits until concrete hardening (hardening) afterwards, the end of opening tunica fibrosa at last.
In order to make flange, preferably, at first chutable concrete (fluid concrete) is poured in the mould, an end of the harness that tunica fibrosa is formed is placed in the chutable concrete subsequently.For example can use clay or epoxy resin as sealant.The material of flange (concrete) also can be used as sealant.Usually after concrete hardening, on the other end of the harness that tunica fibrosa is formed, make second flange in the same way.
For the space fill concrete well that makes between the tunica fibrosa, this is that the membrane module works fine is necessary, is characterised in that according to another embodiment of the inventive method, when being placed into tunica fibrosa in the mould, makes tunica fibrosa keep certain distance each other.Realize that this point for example can have in the plate in hole by tunica fibrosa is inserted, here the end of plate and tunica fibrosa keeps certain distance, thereby makes this plate can not enter in the concrete.
Reduce quality of concrete in order to prevent tunica fibrosa from from concrete, absorbing water, another embodiment according to the inventive method is characterised in that, before the end of tunica fibrosa touches concrete, tunica fibrosa is placed on a period of time in the liquid, be preferably and be placed on a period of time in the water.
Required precision for the size and dimension of membrane module is very high.In order to obtain to have high-precision membrane module, another embodiment according to the inventive method is characterised in that, before the harness that tunica fibrosa is formed is placed in the mould, at first it is put into pipe, afterwards this pipe is put into close-fitting mould, the wall of this pipe is perpendicular to the bottom.Like this, can guarantee tunica fibrosa, thereby make membrane module have very high form accuracy perpendicular to flange.
Another embodiment according to the inventive method is characterised in that when sclerosis, concrete flange remains in the water, dry afterwards this concrete flange.
Another embodiment according to the inventive method is characterised in that, after sclerosis, amputate the end of flange and tunica fibrosa, thereby open the end of tunica fibrosa and they are cut into correct length, afterwards this membrane module is heated at least 1000 ℃, is preferably 1200-1400 ℃.
Another embodiment according to the inventive method is characterised in that when concrete hardening, the tunica fibrosa of mould in concrete vibrates.Therefore, can be with the concrete space between the fiberfill fibers film better.In addition, preferably, when sclerosis, will be used for quickening the catalyst adding concrete and/or the rising temperature of cure process.
Preferably, after making membrane module, at least flange is applied hermetic coating such as the glaze coating, thereby make flange airtight.In addition, before glazing, preferably membrane module is heat-treated technology, thereby make membrane module eliminate stress.
In addition, after making membrane module, preferably, the coated fiber film.
Description of drawings
To illustrate more fully with reference to the accompanying drawings below and the embodiment according to the inventive method be shown the present invention in this accompanying drawing.In these accompanying drawings:
Fig. 1 shows the side view of the membrane module of making according to the inventive method;
Fig. 2 shows the view of the membrane module of observing from the top;
Fig. 3 shows the device that is used to make membrane module, and wherein this device is taken apart to demonstrate each parts;
Fig. 4 shows the view of the mould of this device of observing from the top;
Fig. 5 shows during this method first step the device that is placed with tunica fibrosa in it;
Fig. 6 shows this device during this method second step.
The specific embodiment
In Fig. 1 and Fig. 2, show the membrane module 1 that constitutes by the harness of forming by a plurality of ceramic hollow fibrous membrane 53 with side view and the view observed from the top, each of this harness 3 held all has the flange of being made by refractory concrete 7,9.About concrete, for example can use Goudkade 16,2802 AA Gouda, the Flucon 180 TFF refractory concretes that Gouda Vuurvast company makes by Holland.Tunica fibrosa can coated or can be not coated yet, and flange can or also can be can't help ceramic coating or the sealing of glaze coating by ceramic coating or the sealing of glaze coating.Based on the explanation of carrying out below with reference to Fig. 3 to Fig. 6, will an embodiment of the method for this membrane module constructed in accordance be described.
In Fig. 3, show the device 11 that is used to make membrane module, wherein each independent parts are opened.For the sake of clarity, figure 4 illustrates the lower member of observing, i.e. the view of mould 13 from the top.Device 11 comprises mould 13 and slidably enters pipe 15 in the close-fitting mould.Internal diameter at 17,19 places, end of pipe increases certain distance, is placed on wherein thereby can or encircle 23 with ring 21.
The inside 39 on the top 29 of wall is stepped, and the internal diameter of wherein going up rank equals or slightly greater than the external diameter of pipe 15.
One end of ring 21 inwall 41 is tapered, and it is tapered and have identical shaped with the inwall 35 of the bottom 33 of the wall 27 of mould 13 to encircle 23 inwall 43.Pipe 15, ring 21 and encircle 23 preferably by making with mould 13 identical materials.
At first, the end of having been fired the ceramic fibre film 5 of (fire) is placed on a period of time in the water, so they can not absorb water from a large amount of chutable concretes after this, thereby can not reduce quality of concrete.
Next, use tacky sealant such as clay or epoxy resin, and chutable concrete 47 (being mixed with 400 gram concrete powders of 32ml water) is poured in the mould 13 sealing of the end of tunica fibrosa 5.Before concrete perfusion, platelet 36 is placed in the mould 13.
In order to make flange, at first tunica fibrosa 5 is remained in the ring 21 perpendicular to tunica fibrosa.This ring 21 is placed in the pipe 15 that slips in advance in the close-fitting mould 13, and the harness that tunica fibrosa 5 is formed pushes in the chutable concrete 47 simultaneously.
Subsequently, concrete 47 can harden.When sclerosis, concrete was kept 24 hours in water.If necessary, can add catalyst to quicken sclerosis by the vibration whole unit and/or to concrete.After this bolt 37 is screwed in the hole 38, thereby make platelet 36 promote the flange of just having made by mould 13.Subsequently, have the harness 3 that ring 21 pipe 15 forms from tunica fibrosa and skid off, and remove ring 21 15 from managing.Afterwards, at room temperature dry flange, perhaps if necessary, dry flange under the about 60 ℃ temperature that raises.
Subsequently, ring 23 slips into a pipe end of 15, and the harness 3 that tunica fibrosa is formed slips in this pipe once more, by the additional Manufactured flange 7 of ring 23 clampings, sees Fig. 6 simultaneously.Now, use method same as described above to make another flange, and have the harness 3 that ring 23 pipe 15 forms from tunica fibrosa and skid off.
After this, by amputating the end that tunica fibrosa 5 is opened in the end 45 sealed end, flange that has tunica fibrosa in it.After making membrane module, it is heat-treated technology, shrink thereby strengthen this membrane module and it is eliminated stress and prevent.For this reason, the time that membrane module is heated about 22 little durations, wherein 2 hours reach 1200 to 1400 ℃ of maximum temperatures.At last, make them airtight thereby ceramic coating or glaze coating are put on flange, and also coating can be put on tunica fibrosa.
Although describe the present invention with reference to the accompanying drawings above, should be noted that the present invention is not limited to embodiment shown in the drawings.The present invention also can extend to all embodiment that are different from the accompanying drawing illustrated embodiment in claims institute restricted portion.Therefore, for example, the ring of mentioning can be replaced by the dish that is provided with the hole, and wherein tunica fibrosa can pass these holes placements, thereby keeps tunica fibrosa spaced apart at a certain distance each other, thereby chutable concrete is entered between the tunica fibrosa better.
Claims (14)
1. membrane module comprises the harness of being made up of a plurality of ceramic hollow fibrous membrane, and at least one end of this harness has ceramic flange, it is characterized in that, described flange is made by concrete.
2. membrane module as claimed in claim 1 is characterized in that described flange is made by refractory concrete.
3. membrane module as claimed in claim 1 or 2 is characterized in that described flange is coated with hermetic coating.
4. membrane module as claimed in claim 3 is characterized in that, this hermetic coating is ceramic coating or glaze coating.
5. be used to make method as the described membrane module of above-mentioned each claim, wherein this membrane module is made of the harness of forming by a plurality of ceramic hollow fibrous membrane, at least one end of this harness has flange, it is characterized in that, at first seal at least one end of described tunica fibrosa, in mould, on the sealed end of described tunica fibrosa, make concrete flange subsequently, wait until concrete hardening afterwards, open the end of described tunica fibrosa at last.
6. method as claimed in claim 5 is characterized in that, in order to make described flange, at first chutable concrete is poured in this mould, and an end of the harness that described tunica fibrosa is formed is put in the chutable concrete afterwards.
7. as claim 5 or 6 described methods, it is characterized in that when being placed into described tunica fibrosa in this mould, described tunica fibrosa keeps certain distance each other.
8. as claim 5,6 or 7 described methods, it is characterized in that, before a termination of described tunica fibrosa contacts concrete, at first described tunica fibrosa is placed on a period of time in the liquid, preferably be placed on a period of time in the water.
9. as each described method in the above-mentioned claim 5 to 8, it is characterized in that, before the harness that described tunica fibrosa is formed is placed in this mould, at first this harness is put into a pipe, afterwards this pipe is positioned in the close-fitting mould, the wall of this pipe is perpendicular to the bottom.
10. as each described method in the above-mentioned claim 5 to 9, it is characterized in that, when the described concrete flange of sclerosis, described concrete flange is remained in the water dry afterwards described concrete flange.
11. method as claimed in claim 10, it is characterized in that, after sclerosis, amputate the end of described flange and described tunica fibrosa, thereby open the end of described tunica fibrosa and they are cut into correct length, afterwards this membrane module is heated at least 1000 ℃.
12. as each described method in the above-mentioned claim 5 to 11, it is characterized in that, when concrete hardening, the described tunica fibrosa of mould in concrete vibrated.
13. as each described method in the above-mentioned claim 5 to 12, it is characterized in that, after making this membrane module, at least described flange applied hermetic coating.
14. as each described method in the above-mentioned claim 5 to 13, it is characterized in that, after making this membrane module, described tunica fibrosa applied.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL1026715 | 2004-07-23 | ||
| NL1026715 | 2004-07-23 | ||
| NL1027206 | 2004-10-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101022880A true CN101022880A (en) | 2007-08-22 |
| CN100556514C CN100556514C (en) | 2009-11-04 |
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ID=38710352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005800249155A Expired - Fee Related CN100556514C (en) | 2004-07-23 | 2005-07-22 | Membrane module and the method that is used to make membrane module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100556514C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103747853A (en) * | 2011-08-10 | 2014-04-23 | Ksm沃特公司 | Filter device and production method |
| CN113731181A (en) * | 2021-09-14 | 2021-12-03 | 广东元星工业新材料有限公司 | Potting process for hollow fiber membrane module and preparation method of potting material |
-
2005
- 2005-07-22 CN CNB2005800249155A patent/CN100556514C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103747853A (en) * | 2011-08-10 | 2014-04-23 | Ksm沃特公司 | Filter device and production method |
| US9833745B2 (en) | 2011-08-10 | 2017-12-05 | Nanostone Water Gmbh | Filter device and a production method |
| CN113731181A (en) * | 2021-09-14 | 2021-12-03 | 广东元星工业新材料有限公司 | Potting process for hollow fiber membrane module and preparation method of potting material |
| CN113731181B (en) * | 2021-09-14 | 2023-10-31 | 广东元星工业新材料有限公司 | Filling and sealing process for hollow fiber membrane component and preparation method of filling and sealing material |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100556514C (en) | 2009-11-04 |
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