CN102818879B - Saturation device for humidity generator and method thereof - Google Patents
Saturation device for humidity generator and method thereof Download PDFInfo
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- CN102818879B CN102818879B CN201210232775.2A CN201210232775A CN102818879B CN 102818879 B CN102818879 B CN 102818879B CN 201210232775 A CN201210232775 A CN 201210232775A CN 102818879 B CN102818879 B CN 102818879B
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Abstract
The invention provides a saturation device for a humidity generator. The saturation device comprises: a metal cylinder body which comprises an air intake arranged at the bottom of the metal cylinder body and an gas outlet and a water filling port which are arranged on the upper portion of the metal cylinder body; a porous plate which has a plurality of small holes and is disposed in the metal cylinder body and arranged at a position higher than the air intake at the bottom of the metal cylinder body; and a gas-liquid separator which is positioned in the metal cylinder body and arranged on the upper portion of the metal cylinder body. The distance from the porous plate to the bottom of the metal cylinder body is arranged within 1/4-1/2 of the length of the metal cylinder body, and the amount of injected water is arranged such that the water surface in the metal cylinder body after water injection is at a predetermined position over the porous plate. By the utilization of the saturation device, saturation efficiency can be raised in a situation that low cost is maintained.
Description
Technical field
The present invention relates to humidity generator field, more specifically, being related to a kind of saturation device and the method that are applied to humidity generator, for there is the soft air containing saturation vapour in this saturation device and method.
Background technology
In recent years, moisture measurement is widely used in environmental area.In addition, the every field such as chemical industry, electronics, food, medicine, timber, building, aviation also be unable to do without moisture measurement and control.Technical matters process in these areas, the normally very important technical parameter of water cut.Measure water cut exactly and be related to the Quality and yield of industrial products, simultaneously for safety in production, energy-conservationly also there is very important meaning.
The method and apparatus of preparation known humidity gas is divided into physical method and chemical method by principle, and wherein physical method uses the most extensive.Physical method generally includes gravimetric method, shunting, two platen press, osmosis, saturated salt method etc.In the hygroscope of said method, be of paramount importance link for the saturation device occurred containing saturation vapour, its design, technique will directly affect the application of overall humidity generator.According to the principle of work of humidity generator, feature and applicable humidity range, saturation device can be designed to various ways, such as bubble type, atomizing, column plate type, tubular type, centrifugal and " labyrinth " formula.
Existing saturation device is made up of airtight metallic cylinder 10 usually, as shown in Figure 1, the arranged beneath of this metallic cylinder 10 has air intake opening 11, saturated gas is treated for inputting, and gas outlet 12 is furnished with above metallic cylinder 10, for exporting the gas after supersaturation, and pour into appropriate water in this metallic cylinder.When operating, treat that saturated gas enters metallic cylinder from the air intake opening of the below being arranged in metallic cylinder, the water then poured in metallic cylinder carries out humidification, thus obtains the gas after humidification.But the saturation efficiency of this saturation device is very low.In order to reach higher saturation degree, usually needing this saturation device of many groups to connect, thus adding the cost of saturation device.
Therefore, need a kind ofly can improve the saturation efficiency saturation device for humidity generator that simultaneously cost is low and method.
Summary of the invention
In view of the above problems, propose a kind of saturation device and method of new humidity generator, this saturation device can improve saturation efficiency when keeping low cost.
According to an aspect of the present invention, provide a kind of saturation device of humidity generator, comprise: metallic cylinder cylindrical shell, comprise the air intake opening being arranged on metallic cylinder cylinder body bottom and the gas outlet being arranged on metallic cylinder cylindrical shell top and water filling port, described air intake opening treats saturated gas for inputting, and described gas outlet is used for output saturation gas, there is the porous plate of multiple aperture, be arranged in described metallic cylinder cylindrical shell and be arranged on the position of described metallic cylinder cylindrical shell bottom higher than described air intake opening, for carrying out saturated process to the humidified gases through porous plate, and gas-liquid separator, be arranged in described metallic cylinder cylindrical shell and be arranged on the top of described metallic cylinder cylindrical shell, for carrying out gas-liquid separation to the saturated gas after supersaturation process, to export the saturated gas obtained after gas-liquid separation via described gas outlet, wherein, the distance of the bottom of described porous plate and described metallic cylinder cylindrical shell is set in the scope of 1/4 to 1/2 of described metallic cylinder barrel lenght, and the water yield injected is provided so that the water surface of described metallic cylinder cylindrical shell after completing water filling is positioned at pre-position above porous plate.
In one or more examples in above-mentioned, the diameter of described porous plate is identical with the diameter of metallic cylinder cylindrical shell, and the hole density of described porous plate is set to 11/cm
2.
In one or more examples in above-mentioned, the aperture of described porous plate is set to 1.6mm.
In one or more examples in above-mentioned, described metallic cylinder comprises upper shell and lower shell, the diameter of described upper shell is less than the diameter of described lower shell, and described air intake opening is arranged on the bottom of described lower shell, described gas outlet is arranged on the sidepiece of described upper shell, and described water filling port is arranged on the top of described upper shell.
In one or more examples in above-mentioned, described saturation device can also comprise: heat exchanger tube, is connected with the air intake opening on described metallic cylinder cylindrical shell, for treating that saturated gas carries out heat exchange process to what will be input to described metallic cylinder cylindrical shell; And Water Tank with Temp.-controlled, wherein, described metallic cylinder cylindrical shell and heat exchanger tube are immersed in described Water Tank with Temp.-controlled, thus make the temperature of the gas entering described metallic cylinder cylindrical shell consistent with the temperature in Water Tank with Temp.-controlled.
In one or more examples in above-mentioned, described heat exchanger tube is spirality.
In one or more examples in above-mentioned, multiple described saturation device cascade, the gas outlet of each upstream saturation device is connected to the air intake opening of downstream saturation device by connecting pipe.
In one or more examples in above-mentioned, described precalculated position to be positioned at above porous plate 5 to 20mm.
In one or more examples in above-mentioned, described water is deionized water.
According to a further aspect in the invention, provide a kind of method for utilizing saturation device to obtain the saturated gas in humidity generator, described saturation device comprises and has air intake opening, the metallic cylinder cylindrical shell of gas outlet and water filling port, be arranged in described metallic cylinder and be arranged on the bottom of described metallic cylinder porous plate and, be arranged in described metallic cylinder and be arranged on the gas-liquid separator on the top of described metallic cylinder, the distance of the bottom of described porous plate and described metallic cylinder is set in the scope of 1/4 to 1/2 of described metallic cylinder barrel lenght, described method comprises: by described water filling port to the water filling of described metallic cylinder cylindrical shell, the water surface in described metallic cylinder cylindrical shell is made to be positioned at preset distance place above described porous plate, to described metallic cylinder cylindrical shell be input to until saturated gas by described air intake opening and arrive porous plate after be positioned at the water humidification below porous plate, by the Process on porous plate, bubbling carries out to described gas saturated, gas after bubbling is saturated carries out, after gas-liquid separation, externally being exported by described gas outlet through gas-liquid separator.
According to the saturation device of humidity generator of the present invention, by arranging the porous plate with multiple aperture in the metallic cylinder cylindrical shell of saturation device, and the position of porous plate in metallic cylinder cylindrical shell and volume of water input are set, the saturation efficiency of saturation device can be improved, make simultaneously the structure of saturation device simple, realize easily and cost of manufacture low.
In order to realize above-mentioned and relevant object, will describe in detail and the feature particularly pointed out in the claims after one or more aspect of the present invention comprises.Explanation below and accompanying drawing describe some illustrative aspects of the present invention in detail.But what these aspects indicated is only some modes that can use in the various modes of principle of the present invention.In addition, the present invention is intended to comprise all these aspects and their equivalent.
Accompanying drawing explanation
According to following detailed description of carrying out with reference to accompanying drawing, above and other object of the present invention, feature and advantage will become more apparent.In the accompanying drawings:
Fig. 1 shows the schematic diagram of an example of saturation device of the prior art;
Fig. 2 shows the schematic diagram of an example of the structure of the saturation device according to the embodiment of the present invention;
Fig. 3 shows the schematic diagram of the porous plate structure in Fig. 2;
Fig. 4 shows the graph of relation according to hole of the present invention density and saturation degree;
Fig. 5 illustrates the relation curve degree according to aperture of the present invention and saturation degree;
Fig. 6 shows the schematic diagram of an example of the structure of saturation device according to another embodiment of the present invention;
Fig. 7 shows the schematic diagram of the structure that multiple saturation device level according to the present invention is linked togather; With
Fig. 8 shows the process flow diagram according to the method for obtaining saturated gas of the present invention.
Label identical in all of the figs indicates similar or corresponding feature or function.
Embodiment
Various aspects of the present disclosure are described below.It is to be understood that instruction herein can with varied form imbody, and in this article disclosed any concrete structure, function or both be only representational.Based on instruction herein, those skilled in the art are it is to be understood that an aspect disclosed herein can realize independent of any other side, and the two or more aspects in these aspects can combine according to various mode.Such as, aspect, implement device or the hands-on approach of any number described in this paper can be used.In addition, other structure, function or except one or more aspect described in this paper or be not the 26S Proteasome Structure and Function of one or more aspect described in this paper can be used, realize this device or put into practice this method.In addition, any aspect described herein can comprise at least one element of claim.
Each embodiment of the present invention is described below with reference to accompanying drawings.
Fig. 2 shows the schematic diagram of an example of the structure of saturation device 200 according to an embodiment of the invention.
As shown in Figure 2, saturation device 200 comprises metallic cylinder cylindrical shell, after injecting water wherein, treats that saturated gas carries out saturated process to what pass therethrough.Shown in figure 2 in example, metallic cylinder cylindrical shell comprises upper shell 211 and lower shell 212.The diameter of upper shell 211 is less than the diameter of lower shell 212.In another example of the present invention, metallic cylinder cylindrical shell can be only a cylindrical shell.
Air intake opening 22 is set in the bottom of the lower shell 212 of metallic cylinder cylindrical shell, for treating saturated gas externally to metal cylinder input.Gas port 23 is set out, for externally or downstream saturation device output saturation gas at the sidepiece of the upper shell 211 of metallic cylinder cylindrical shell.In addition, water filling port being set at the top of the upper shell 211 of metallic cylinder cylindrical shell, for when operating, injecting water to metallic cylinder cylindrical shell.In one example, described water is deionized water.The water yield injected is provided so that the water surface of described metallic cylinder cylindrical shell after completing water filling is positioned at pre-position above porous plate.In a preferred embodiment, described precalculated position to be positioned at above porous plate 5 to 20mm.
The porous plate 25 with multiple aperture is also provided with in the lower shell 212 of metallic cylinder cylindrical shell, this porous plate 25 is positioned at the position of lower shell 212 bottom higher than described air intake opening 22 of described metallic cylinder cylindrical shell, for carrying out saturated process to the humidified gases through porous plate.Described porous plate 25 is set in the scope of 1/4 to 1/2 of the length of the lower shell 212 at described metallic cylinder cylindrical shell with the distance of the bottom of described metallic cylinder cylindrical shell.Preferably, described porous plate 25 is set to 1/3 of the length of the lower shell 212 of described metallic cylinder cylindrical shell with the distance of the bottom of described metallic cylinder cylindrical shell.When described metallic cylinder cylindrical shell only has a cylindrical shell, the distance of the bottom of described porous plate 25 and described metallic cylinder cylindrical shell is set in the scope of 1/4 to 1/2 of the length at described metallic cylinder cylindrical shell.Preferably, described porous plate 25 is set to 1/3 of the length of described metallic cylinder cylindrical shell with the distance of the bottom of described metallic cylinder cylindrical shell.In an example of the present invention, the diameter of described porous plate is identical with the diameter of metallic cylinder cylindrical shell.
Fig. 3 shows the schematic diagram of the porous plate structure in Fig. 2.In the structure shown in Fig. 3, the aperture on porous plate is preferably equally distributed.In another example of the present invention, the aperture on porous plate may not be equally distributed.Hole density on porous plate directly affects the size of saturation degree, and hole density low saturation reduces, and hole density high processing cost increases.In this article, the hole density of porous plate is defined as unit area hole count, i.e. hole count/cm
2.Following table 1 shows the experimental result of the relation of hole density and saturation degree.
| Hole density (hole/cm 2） | Saturation degree |
| 5 | 90 |
| 7 | 95 |
| 9 | 98 |
| 11 | 99 |
| 13 | 99 |
The relation of table 1 hole density and saturation degree
Fig. 4 shows the graph of relation of hole density and saturation degree.As can be seen from chart, hole density is 11 ~ 13(hole/cm
2) time, saturation degree reaches 99%, and hole density is 13 increase difficulty of processing and processing cost.Therefore, consider saturation efficiency and cost, hole density is preferably 11 holes/cm
2.
In addition, the saturation efficiency that also can affect saturation device 200 is selected in the aperture of the aperture on porous plate.Be 0.5 ~ 2(mm according to the pore diameter range of the aperture of porous plate of the present invention).Usually, aperture is less than 0.5mm and easily blocks, and is greater than 2mm and the surface of contact of air-flow and water can be caused to reduce, and reduces saturation degree.Preferably, the aperture of porous plate is set to 1.6mm.
Table 2 below illustrates the relation of aperture on porous plate and saturation degree.
| Aperture (mm) | Saturation degree (%) |
| 0.5 | 95 |
| 1 | 100 |
| 1.3 | 100 |
| 1.6 | 100 |
| 1.9 | 99 |
| 2.2 | 98 |
| 2.5 | 95 |
The relation of table 2 aperture and saturation degree
Based on above-mentioned table 2, obtain the graph of relation of the aperture shown in Fig. 5 and saturation degree.
In addition, in the lower shell 212 of metallic cylinder cylindrical shell, gas-liquid separator 26 is set, this gas-liquid separator 26 is positioned at the top of the lower shell 212 of metallic cylinder cylindrical shell, for carrying out gas-liquid separation to the saturated gas after supersaturation process, to export the saturated gas obtained after gas-liquid separation via described gas outlet.When metallic cylinder cylindrical shell only comprises a cylindrical shell, gas-liquid separator 26 is arranged on the top of metallic cylinder cylindrical shell 21.
Particularly, be saturated gas and collide with each other at uphill process Middle molecule, form water droplet, free-falling, then, is separated liquids and gases in gas-liquid separator, thus the saturated with moisture after humidification is exported from gas outlet, and liquid enters into lower shell 212.Here, gas-liquid separator 26 can be that 20-70 order stainless (steel) wire is made.
As above saturation device according to an embodiment of the invention is shown, utilize this saturation device, by arranging the porous plate with multiple aperture in the metallic cylinder cylindrical shell of saturation device, and the position of porous plate in metallic cylinder cylindrical shell and volume of water input are set, the saturation efficiency of saturation device can be improved, make simultaneously the structure of saturation device simple, realize easily and cost of manufacture low.
Fig. 6 shows the schematic diagram of saturation device 600 according to another embodiment of the present invention.
Compared with the saturation device 200 shown in Fig. 2, the difference of the saturation device 600 in Fig. 6 is, saturation device 600 also comprises heat exchanger tube 610, is connected with the air intake opening on described metallic cylinder cylindrical shell, for treating that saturated gas carries out heat exchange process to what will be input to described metallic cylinder cylindrical shell; And Water Tank with Temp.-controlled 620, wherein, described metallic cylinder cylindrical shell and heat exchanger tube are immersed in described Water Tank with Temp.-controlled, thus make the temperature of the gas entering described metallic cylinder cylindrical shell consistent with the temperature in Water Tank with Temp.-controlled.Here, described heat exchanger tube is spirality.In another example of the present invention, also can adopt other suitable shape.
Fig. 7 shows the schematic diagram of the structure that multiple saturation device level according to the present invention is linked togather.As shown in Figure 7, the cascade of multiple described saturation device 200, wherein the gas outlet of each upstream saturation device is connected to the air intake opening of downstream saturation device by connecting pipe.
In addition, in the modification of structure shown in Figure 7, before first saturation device 200, also heat interchanger 610 can be set, and heat interchanger 610 and multiple saturation device 200 are immersed in calibration cell 620.
Fig. 8 shows the process flow diagram according to the method for obtaining saturated gas of the present invention, and the method is realized by saturation device 200 or 600 according to the present invention.
As shown in Figure 8, when operating, first, in step S810, by described water filling port to the water filling of described metallic cylinder cylindrical shell, the water surface in described metallic cylinder cylindrical shell is made to be positioned at preset distance place above described porous plate.After completing water filling, in step S820, will described metallic cylinder cylindrical shell be input to until saturated gas by described air intake opening and arrive porous plate after be positioned at the water humidification below porous plate.Then, in step S830, by the Process on porous plate, bubbling carries out to described gas saturated.Then, in step S840, the gas after bubbling is saturated carries out, after gas-liquid separation, externally being exported by described gas outlet through gas-liquid separator.
The embodiment of saturation device according to humidity generator of the present invention and method is described above with reference to Fig. 2 to Fig. 8.But it is clear that need not perform with any particular order according to the function of the claim to a method of the embodiments described herein, step and/or action.In addition, although element of the present invention can describe or requirement with individual form, also it is contemplated that multiple, is odd number unless explicitly limited.
Although describe each embodiment according to the present invention above with reference to figure to be described, it will be appreciated by those skilled in the art that each embodiment that the invention described above is proposed, various improvement can also be made on the basis not departing from content of the present invention.Therefore, protection scope of the present invention should be determined by the content of appending claims.
Claims (9)
1. a saturation device for humidity generator, comprising:
Metallic cylinder cylindrical shell, comprise the air intake opening being arranged on metallic cylinder cylinder body bottom and the gas outlet being arranged on metallic cylinder cylindrical shell top and water filling port, described air intake opening treats saturated gas for inputting, and described gas outlet is used for output saturation gas;
There is the porous plate of multiple aperture, be arranged in described metallic cylinder cylindrical shell and be arranged on the position of described metallic cylinder cylindrical shell bottom higher than described air intake opening, for carrying out saturated process to the humidified gases through porous plate; And
Gas-liquid separator, is arranged in described metallic cylinder cylindrical shell and is arranged on the top of described metallic cylinder cylindrical shell, for carrying out gas-liquid separation to the saturated gas after supersaturation process, to export the saturated gas obtained after gas-liquid separation via described gas outlet,
Wherein, the distance of the bottom of described porous plate and described metallic cylinder cylindrical shell is set in the scope of 1/4 to 1/2 of described metallic cylinder barrel lenght, and the water yield injected is provided so that the water surface of described metallic cylinder cylindrical shell after completing water filling is positioned at pre-position above porous plate, this precalculated position to be positioned at above porous plate 5 to 20mm;
The diameter of described porous plate is identical with the diameter of metallic cylinder cylindrical shell, and the hole density of described porous plate is set to 11 ~ 13 holes/cm
2, the aperture of described porous plate is set to 1 ~ 1.6mm; And
Described gas-liquid separator is 20 ~ 70 order stainless (steel) wires.
2. saturation device as claimed in claim 1, wherein, the hole density of described porous plate is set to 11 holes/cm
2.
3. saturation device as claimed in claim 1, wherein, the aperture of described porous plate is set to 1.6mm.
4. saturation device as claimed in claim 1, wherein, described metallic cylinder comprises upper shell and lower shell, and the diameter of described upper shell is less than the diameter of described lower shell,
Described air intake opening is arranged on the bottom of described lower shell, and described gas outlet is arranged on the sidepiece of described upper shell, and described water filling port is arranged on the top of described upper shell, and
The distance of the bottom of described porous plate and described metallic cylinder cylindrical shell is set in the scope of 1/4 to 1/2 of the length of the lower shell at described metallic cylinder cylindrical shell.
5. saturation device as claimed in claim 1, also comprises:
Heat exchanger tube, is connected with the air intake opening on described metallic cylinder cylindrical shell, for treating that saturated gas carries out heat exchange process to what will be input to described metallic cylinder cylindrical shell; And
Water Tank with Temp.-controlled,
Wherein, described metallic cylinder cylindrical shell and heat exchanger tube are immersed in described Water Tank with Temp.-controlled, thus make the temperature of the gas entering described metallic cylinder cylindrical shell consistent with the temperature in Water Tank with Temp.-controlled.
6. saturation device as claimed in claim 5, wherein, described heat exchanger tube is spirality.
7. saturation device as claimed in claim 1, wherein, multiple described saturation device cascade, the gas outlet of each upstream saturation device is connected to the air intake opening of downstream saturation device by connecting pipe.
8. saturation device as claimed in claim 1, wherein, described water is deionized water.
9. utilize the saturation device described in claim 1 to obtain a method for the saturated gas in humidity generator, described method comprises:
By described water filling port to the water filling of described metallic cylinder cylindrical shell, the water surface in described metallic cylinder cylindrical shell is made to be positioned at pre-position above described porous plate;
To described metallic cylinder cylindrical shell be input to until saturated gas by described air intake opening and arrive porous plate after be positioned at the water humidification below porous plate;
By the Process on porous plate, bubbling carries out to described gas saturated;
Gas after bubbling is saturated carries out, after gas-liquid separation, externally being exported by described gas outlet through gas-liquid separator.
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| CN201210232775.2A CN102818879B (en) | 2012-07-05 | 2012-07-05 | Saturation device for humidity generator and method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210232775.2A CN102818879B (en) | 2012-07-05 | 2012-07-05 | Saturation device for humidity generator and method thereof |
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| CN102818879B true CN102818879B (en) | 2014-12-31 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103575855A (en) * | 2013-04-19 | 2014-02-12 | 中国兵器工业集团第五三研究所 | Humidifying saturator |
| CN105547350A (en) * | 2015-12-08 | 2016-05-04 | 中国航空工业集团公司北京长城计量测试技术研究所 | Humidity generation ice surface saturator |
| CN108931613A (en) * | 2018-07-20 | 2018-12-04 | 中国航空工业集团公司北京长城计量测试技术研究所 | Water surface saturation device, water surface saturator and humidity generator |
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| CN2189285Y (en) * | 1994-01-15 | 1995-02-08 | 方晨静 | Air humidification device with dry steam |
| CN101247886A (en) * | 2005-06-23 | 2008-08-20 | 倪泰克解决方案有限公司 | Method and apparatus for fluid-liquid reactions |
| CN101493254A (en) * | 2009-02-23 | 2009-07-29 | 重庆大学 | Bubbling automatic humidifier |
| CN201930760U (en) * | 2010-10-22 | 2011-08-17 | 潍坊道成机电科技有限公司 | Water-gas mixing kettle |
| CN202778291U (en) * | 2012-07-05 | 2013-03-13 | 中国计量科学研究院 | Saturation device for humidity generators |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03267134A (en) * | 1990-03-16 | 1991-11-28 | Shichiro Shoda | Gas-liquid mixing reaction vessel |
| US8113491B2 (en) * | 2005-02-14 | 2012-02-14 | Neumann Systems Group, Inc. | Gas-liquid contactor apparatus and nozzle plate |
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2012
- 2012-07-05 CN CN201210232775.2A patent/CN102818879B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2189285Y (en) * | 1994-01-15 | 1995-02-08 | 方晨静 | Air humidification device with dry steam |
| CN101247886A (en) * | 2005-06-23 | 2008-08-20 | 倪泰克解决方案有限公司 | Method and apparatus for fluid-liquid reactions |
| CN101493254A (en) * | 2009-02-23 | 2009-07-29 | 重庆大学 | Bubbling automatic humidifier |
| CN201930760U (en) * | 2010-10-22 | 2011-08-17 | 潍坊道成机电科技有限公司 | Water-gas mixing kettle |
| CN202778291U (en) * | 2012-07-05 | 2013-03-13 | 中国计量科学研究院 | Saturation device for humidity generators |
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