CN1168933C - Moisture producing device - Google Patents
Moisture producing device Download PDFInfo
- Publication number
- CN1168933C CN1168933C CNB01110810XA CN01110810A CN1168933C CN 1168933 C CN1168933 C CN 1168933C CN B01110810X A CNB01110810X A CN B01110810XA CN 01110810 A CN01110810 A CN 01110810A CN 1168933 C CN1168933 C CN 1168933C
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- China
- Prior art keywords
- air
- pipeline
- humidity
- control valve
- effuser
- 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.)
- Expired - Fee Related
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- 239000000203 mixture Substances 0.000 claims abstract description 4
- 229920002521 macromolecule Polymers 0.000 claims description 20
- 239000012528 membrane Substances 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 239000003595 mist Substances 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 1
- 230000000881 depressing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
Landscapes
- Drying Of Gases (AREA)
- Air Humidification (AREA)
Abstract
The present invention provides an arbitrary humidity generating device. It as a first theme that constitution of a device and a control method are simplified in a way that a flow rate control valve to determine a mixture ratio is set to a single. The arbitrary humidity generating device is that the tips of two lines 30 and 31 are caused to communicate with a dry air feed source 10, an air humidifying device 15 is disposed in a state to be inserted in one line 30 and the rear ends of the two lines 30 and 31 are caused to communicate with the tip of an outflow pipe 32, and dry air and humidified air are mixed together in the outflow pipe 32 to generate air having arbitrary humidity. Since a flow rate control valve is situated in a state to be inserted in only the other line 31 of the two lines 30 and 31, constitution is simplified.
Description
Technical field
Thereby the present invention relates to make dry air and humidifying air to mix and produce humidity generation device with air of setting humidity.
Background technology
Fig. 3 represents to produce the existing moisture generation device that has according to the air of the setting humidity of various needs (Japanese oily pneumatics association distribution, " with the exploitation of the moisture generation systems of FEEDBACK CONTROL " of " putting down into oil pneumatics oratorical contest collection of thesis in 9 year spring " is with reference to 93～96 pages).Make the air of sending here from air potential source (compressor) 10 become dry air with dried-air drier 11,, be divided into two-lines road (pipeline) then and flow by the pressure of pressure-control valve (electric air conditioner) 12 control dry airs.By air humidifying device (making dry air pass through device in the water of tank) 15 humidifications, humidifying air is with the 1st flow control valve 14 control flows and flow to effuser at the mobile dry air of the 1st circuit (side pipeline).Control flows and flow to effuser with the 2nd flow control valve (electric empty proportional flow control valve) 16 at the dry air that the 2nd circuit (other pipeline) is mobile.
Because the port of export on side cross tube road is communicated with the arrival end of effuser, so mix at effuser inner drying air and humidifying air.This mixing ratio is changed in ratio of all kinds by making mixing ratio by degree of the opening decision of the 1st flow control valve 14 and the 2nd flow control valve 16, produces to have the air (mixing air) of setting humidity.Mixing air is measured humidity by flow sensor 17 with the humidity sensor in the 1st air tank 19 21, flows out by the 2nd gas tank 20, flow export 38.At this moment, with the humidity input computer 22 of hope, make the measurement feedback of humidity sensor 21, the degree of opening of control flow control valve 14,16 is so that obtain desired value.With the measured value input computer 22 of the pressure sensor in the 1st air tank 19, controlled pressure control valve 12 is so that measure humidity under pressure miscellaneous, thereby can change the pressure in the 1st air tank 19 arbitrarily.
Existing humidity generation device FEEDBACK CONTROL changes the degree of opening of the 1st flow control valve 14 and the 2nd flow control valve 16, is controlled at flow air flow in two sides' the pipeline, obtains target humidity.In order to determine mixing ratio to use 2 flow control valves, so device is complicated, the cost height, control method is also complicated.Because damping device 15 passes through in the water dry air, so can not obtain high humidity, the shortcoming of sneaking into water droplet is arranged.
Summary of the invention
The 1st problem of the present invention is the flow control valve that 1 decision mixing ratio is set in the humidity generation device, thereby the structure of device and control method are oversimplified; The 2nd problem is to make the humidity control range in the humidifying air wide, and the moisture in the humidifying air tails off.
The 1st formation of the present invention is to be communicated with the dry air supply source at the front end that makes 2 pipelines, in a side pipeline, insert air humidifying device, the rear end of two sides' pipeline is communicated with the front end of effuser, produce humidity generating means thereby dry air and humidifying air are mixed, only in 2 pipelines, insert and be provided with flow control valve in the opposing party's the pipeline with air of setting humidity.Here, insert and be provided with air humidifying device a square tube road (the other square tube road that maximum effectively cross sectional area and the dry air of the 1st pipeline 30A～30C) flows through (and the maximum section of the 2nd pipeline 31A～31C) is long-pending compare little a lot.
The 2nd formation of the present invention is in the 1st constitutes, the use molecule of water and water is easily seen through but macromolecule that air is difficult to see through sees through that the one side of film contact water air humidifying device that air and above-mentioned macromolecule are contacted through the another side of film, the hydrone that makes above-mentioned macromolecule see through film one side sees through above-mentioned macromolecule and sees through film, is absorbed by humidification thereby see through film opposite side flow air at above-mentioned macromolecule.
It is in the 1 2nd constitutes that the present invention the 3rd constitutes, and inserts and be provided with the mist separator between the front end of air humidifying device and effuser.
Description of drawings
Fig. 1 is the loop diagram of the embodiment of expression humidity generation device of the present invention.
Fig. 2 is by the input voltage of the resulting flow control valve of experiment of the embodiment of the invention and the graph of a relation of dew point humidity.
Fig. 3 is the loop diagram of the existing humidity generation device of expression.
The specific embodiment
Fig. 1 represents the embodiment of humidity generating means of the present invention, then to the member among Fig. 1 and with the identical member of member among Fig. 3, the additional symbol identical with Fig. 3.
The present invention is conceived to, the maximum effective sectional area that inserts and be provided with the opposing party's pipeline (the 2nd pipeline 31) that maximum effective sectional area and the dry air of air humidifying device 15 1 sides' pipeline (the 1st pipeline 30) flow through compare little a lot, it is characterized in that removing the 1st flow control valve 14 of existing humidity generation device one side's pipeline, only use the flow control valve controlled humidity of the opposing party's pipeline.
In Fig. 1, air potential source 10 usefulness ingress pipe 29A are communicated with the inlet of dried-air drier 11, and the outlet of dried-air drier 11 is communicated with the inlet of the 1st pressure-control valve (precision regulator) 26 with ingress pipe 29B.The outlet of the 1st pressure-control valve 26 is connected with the front end of ingress pipe 29C, and the rear end of ingress pipe 29C is connected with the front end of the 1st pipeline 30A and the front end of the 2nd pipeline 31A.Branched pipe also can be used in this coupling part, also can use pipe joint and so on.The rear end of the 1st pipeline 30A is connected with the inlet of air humidifying device 15, is communicated with the outlet of air humidifying device 15 and the inlet of mist separator 25 with the 1st pipeline 30B, and the outlet of mist separator 25 connects the front end of the 1st pipeline 30C.The rear end of the 2nd pipeline 31A is connected with the inlet of flow control valve (electric empty proportional flow control valve) 24, and the outlet of flow control valve 24 is connected with the front end of the 2nd pipeline 31B.
The rear end of the rear end of the 1st pipeline 30C and the 2nd pipeline 31B is connected with the front end of effuser 32A, and collecting fitting can be used in this coupling part, also can use pipe joint and so on.The rear end of effuser 32A is connected with the inlet of the 2nd pressure-control valve (precision regulator) 27, and the outlet of the 2nd pressure-control valve 27 is communicated with effuser 32B with the inlet of the 1st air tank 19.The inlet of the outlet of the 1st air tank 19 and the 2nd air tank 20 is communicated with effuser 32C, and the inlet of the outlet of the 2nd air tank 20 and flow sensor 34 is communicated with effuser 32D.The inlet of the outlet of flow sensor 34 and variable throttle valve 35 is communicated with effuser 32E, and the outlet of variable throttle valve 35 and flow export 38 usefulness effuser 32F are communicated with.
Temperature and humidities in the 1st air tank 19 are measured by Temperature Humidity Sensor 46, and the measurement output of Temperature Humidity Sensor 46 40 is transformed into data signal at A/D converter 36 by connecting up, and 42 are input to computer 22 by connecting up.Equally, the pressure in the 1st air tank 19 are measured by pressure sensor 47, and the measurement output of pressure sensor 47 41 is transformed into data signal at A/D converter 36 by connecting up, and 42 are input to computer 22 by connecting up again.The control of computer 22 output 43 is transformed into analog signal at D/A converter 37 by connecting up, again by 44 solenoids that are input to flow control valve 24 that connect up.
As mentioned above, the maximum effective sectional area that inserts and be provided with the 2nd pipeline 32 (the opposing party's pipeline) that maximum effective sectional area and the dry air of the 1st pipeline 30 (side pipeline) of air humidifying device 15 and mist separator 25 flow is compared little a lot.Therefore, insert and be provided with flow control valve 24,, can change the mixing ratio of dry air and humidifying air significantly, set the air of humidity by these mixing energy generation by control flow control valve 24 at the 2nd pipeline.
The basic point of air humidifying device 15 is, uses hydrone easily to see through but macromolecule permeable membrane that air is difficult to see through, and the one side of this macromolecule permeable membrane contacts with water, and another side contacts with air.Air humidifying device 15 shown in Figure 1 makes the front end of the many pipes (middle empty set) of macromolecule permeable membrane system be communicated with the inlet of air humidifying device 15, and the rear end of this pipe is communicated with the outlet of air humidifying device 15, this pipe is immersed in the water of tank.When making air flow through this pipe, the hydrone of macromolecule permeable membrane one side (outside) sees through permeable membrane, is absorbed and humidification in macromolecule permeable membrane opposite side (inboard) flow air.Because the permeability hole of macromolecule permeable membrane is minimum, and is very tiny by the hydrone of absorption of air, so can produce the humidifying air of homogeneous.Radical by increasing pipe or connect air humidifying device side by side can be made the very high humidifying air of humidity.
Below, the effect of the embodiment of the invention is described.Become dry air in dried-air drier 11 flow air by dried-air drier 11 by ingress pipe 29A from air potential source 10.This dry air flows to the 1st pressure-control valve 26 by ingress pipe 29B, is controlled to authorized pressure by the 1st pressure-control valve 26.The dry air of controlled pressure is diverted to the 1st pipeline 30A and the 2nd pipeline 31A from ingress pipe 29C, the dry air that is diverted to the 1st pipeline 30A by air humidifying device 15 by humidification.Humidifying air flows into mist separator 25 from the 1st pipeline 30B, is removed the moisture (hydrone has been gathered after seeing through the macromolecule permeable membrane) of dewiness by mist separator 25.
The dry air that is diverted to the 2nd pipeline 31A flows to effuser 32A by flow control valve 24 control flows by the 2nd pipeline 31B, and humidifying air flows to effuser 32A by the 1st pipeline 30C, and dry air and humidifying air mix in effuser 32A.The mixing air that partly mixes in effuser 32A is by the 2nd pressure-control valve 27, effuser 32B, and the 2nd pressure-control valve 27 controlled pressures flow into the 1st air tank 19 to setting after fully mixing in the meantime.Mixing air flows to the 2nd air tank 20 from the 1st air tank 19 by effuser 32C, is preserved by the 2nd air tank.Mixing air after the storage is delivered to certain place that needs by effuser 32D, flow sensor 34, effuser 32E, variable throttle valve 35, effuser 32F, flow export 38.
Mixing ratio by control flow control valve 24 decision dry airs and humidifying air can make the air (mixing air) of setting humidity.Detect the temperature and humidity of mixing airs in the 1st air tank 19 by Temperature Humidity Sensor 46, calculate dew-point temperatures, can control by flow control valve 24 and add the dew point of depressing air by computer 22.Fig. 2 represents the experimental result of the relation of the input voltage of the asynchronous flow control valve 24 of flow Q and dew-point temperature.As can be seen from Figure 2, the scope that can control dew point with inventor's experimental provision is that dew point is from-6 ℃ to+17 ℃.Because the measured value of the pressure sensor 47 in the 1st air tank 19 is inputed to computer 22, at random change pressure in the 1st air tank 19 so can control the 1st pressure-control valve 26.
In the invention aspect the present invention the 1st,, can determine (control) mobile humidifying air and in a square tube road in the mixing ratio of the mobile dry air of the opposing party's pipeline by the flow control valve that only the opposing party's pipeline inserts and is provided with in 2 pipelines.Therefore, the formation of humidity generation device and control method are simplified.
In the invention aspect the present invention the 2nd, the hydrone of a side is made the moisture in the humidifying air attenuate little by the absorption of opposite side flow air, humidification at the macromolecule permeable membrane.By changing the area of macromolecule permeable membrane, make that the control range of humidity broadens in the humidifying air.
In the invention aspect the present invention the 3rd, can remove the vaporific moisture of gathering behind the macromolecule permeable membrane through air humidifying device.
Claims (3)
1, a kind of humidity generating means, the front end of two pipelines of this device is communicated with the dry air supply source, air humidifying device is inserted and is arranged on the pipeline, the rear end of two pipelines is communicated with the front end of effuser, mix at effuser inner drying air and humidifying air, generation has the air of setting humidity, it is characterized in that, only inserts and be provided with flow control valve in another pipeline in two pipelines.
2, humidity generating means as claimed in claim 1, it is characterized in that, use easily sees through water and hydrone but air humidifying device that a face of the macromolecule permeable membrane that air is difficult to see through contacts and air is contacted with another face of above-mentioned macromolecule permeable membrane, the hydrone of above-mentioned macromolecule permeable membrane one side sees through above-mentioned macromolecule permeable membrane, and quilt absorbs in above-mentioned macromolecule permeable membrane opposite side flow air, humidification.
3, humidity generation device as claimed in claim 1 or 2 is characterized in that, inserts and be provided with the mist separator between the front end of air humidifying device and effuser.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP129743/2000 | 2000-04-28 | ||
| JP2000129743A JP2001311540A (en) | 2000-04-28 | 2000-04-28 | Arbitrary humidity generating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1321860A CN1321860A (en) | 2001-11-14 |
| CN1168933C true CN1168933C (en) | 2004-09-29 |
Family
ID=18638968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB01110810XA Expired - Fee Related CN1168933C (en) | 2000-04-28 | 2001-01-30 | Moisture producing device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2001311540A (en) |
| CN (1) | CN1168933C (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4734904B2 (en) * | 2004-12-02 | 2011-07-27 | 株式会社豊田中央研究所 | Humidifier |
| DE102005034175A1 (en) * | 2005-07-21 | 2007-01-25 | Roche Diagnostics Gmbh | Method and device for generating a moist air flow with defined relative humidity |
| JP4656647B2 (en) * | 2005-10-07 | 2011-03-23 | 国立大学法人信州大学 | Gas humidity controller |
| JP2010139123A (en) * | 2008-12-10 | 2010-06-24 | Seiko Epson Corp | Dew point adjustment device |
| CN103537208B (en) * | 2013-10-31 | 2016-08-17 | 张守明 | Water saturation steaming process relative humidity generation device and humidity algorithm thereof |
| CN105526657B (en) * | 2014-09-30 | 2022-10-28 | 青岛海尔智能技术研发有限公司 | Humidifying device |
| CN104503499A (en) * | 2014-12-16 | 2015-04-08 | 中国科学院上海应用物理研究所 | Humidity control system |
| CN108828144A (en) * | 2018-05-02 | 2018-11-16 | 郑州迪邦科技有限公司 | Humidity device1 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0677926B2 (en) * | 1987-09-01 | 1994-10-05 | 三菱電機株式会社 | Tablet humidity management device |
| JPH05171164A (en) * | 1991-04-05 | 1993-07-09 | Cosmo Eng Kk | Humidification of natural gas |
| JPH0771795A (en) * | 1993-09-02 | 1995-03-17 | Mitsubishi Rayon Co Ltd | Humidifier of hollow yarn membrane type |
| JPH07318120A (en) * | 1994-05-25 | 1995-12-08 | Chiyoda Corp | Humidity regulator |
-
2000
- 2000-04-28 JP JP2000129743A patent/JP2001311540A/en active Pending
-
2001
- 2001-01-30 CN CNB01110810XA patent/CN1168933C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2001311540A (en) | 2001-11-09 |
| CN1321860A (en) | 2001-11-14 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040929 Termination date: 20110130 |