CN105091141B - A kind of film-lowering type landscape whole year self-balancing humidity controlling system and method - Google Patents
A kind of film-lowering type landscape whole year self-balancing humidity controlling system and method Download PDFInfo
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- CN105091141B CN105091141B CN201510419883.4A CN201510419883A CN105091141B CN 105091141 B CN105091141 B CN 105091141B CN 201510419883 A CN201510419883 A CN 201510419883A CN 105091141 B CN105091141 B CN 105091141B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F3/1411—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant
- F24F3/1417—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant with liquid hygroscopic desiccants
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Gases (AREA)
- Central Air Conditioning (AREA)
Abstract
A kind of film-lowering type landscape whole year self-balancing humidity controlling system of present invention offer and method, including：Lower reservoir, immersible pump, dehumidifying agent solution, valve, defeated solution conduit, landscape device and upper reservoir.The present invention is based on the mechanism of solution dehumidification, in a closed space, dehumidifying agent solution flow to upper reservoir by bottom liquid storage device under the action of water pump through defeated solution conduit, when upper reservoir solution fills with, solution is flowed down from top patch resin container outer surface nature falling liquid film.Solution with damping ability is in contact in resin container outer surface with humid air, and summer absorbs water vapor in air, and moisture enters solution, to have the function that dehumidifying；In the water release to air that winter absorbs summer, to have the function that humidification, and " regeneration " of solution is realized in this process.Enough dehumidizers are placed in lower reservoir, to ensure that system whole year normal operation, entire landscape device form annual self-balancing humidity controlling system.
Description
Technical field
The present invention relates to a kind of film-lowering type landscape whole year self-balancing damping systems for room air damping and air purification
System and method.
Background technology
According to statistics, with the change of modern people's live and work mode, people have 80% time to be in interior usually.
Improvement of living standard, the requirement to quality of life are also higher and higher.The appearance of refrigerated air-conditioning system has been brought comfortably
Indoor particulate matter, brilliant beautiful indoor decoration also brought visually beautiful enjoyment.But global energy in recent years
The gradually aggravation of source crisis and being stepped up for energy consumption of air conditioning system in buildings, the energy-saving key as design of air conditioning.In order to
The energy consumption of air-conditioning system is reduced, people improve the air-tightness and thermal insulation of building, while reducing indoor minimum fresh air
Amount standard.Larger in some regional humidity that have a humid climate, when more prominent is the south of the lower reaches of the Yangtze River plum rain season, indoor air humidity is aobvious
It writes and increases.Unsuitable air environment has larger impact, higher humidity to be both unfavorable for people's people's working efficiency in building
Health, while can also be to such as most of grain of indoor most of goods and materials and food, some chemical agents, most of machinery instrument
The storage generation of device etc. seriously affects.
In modern production, living and working environment, air humidity is to be related to people's comfort conditions, working condition, object
An important factor for providing preservation condition.Commonplace use dehumidification by condensation mode (the also known as freeze drying side of current air-conditioning system
Formula) air is handled, this dehumidification mode can be described as the additional function of temperature adjusting, and people are more conceived to temperature tune
Section, and the adjusting of humidity is often ignored in comfort air conditioning system system.There is also energy dissipation, temperature for dehumidification by condensation simultaneously
Degree, humidity cannot reach the problems such as requirement simultaneously.Therefore, solution absorption dehumidifying, solid absorption dehumidifying, film dehumidifying, pressurization cooling
The method that dehumidifying etc. specially dehumidifies occurs in succession, and solution dehumidification is paid attention to due to aforementioned advantages by domestic and foreign scholars.This
Invention organically combines traditional fountain sight device with solution dehumidification technology, fully by solution dehumidification technical energy saving,
The advantages such as environmentally friendly, amphidromic wet structure fully demonstrate out, whether to the development of refrigeration air-conditioner, or for indoor air quality
Improvement, the interspersing of building decoration, the control of building energy consumption is all of great significance, can preferably meet country about " energy saving
The principles and policies of emission reduction ".
Invention content
The present invention is intended to provide it is a kind of have ornamental function can annual self-balancing damping film-lowering type landscape system and side
Method can both beautify indoor environment, purify air, can also save the energy, can be widely applied for market, dining room, hotel, do
The places such as the interior such as public building, club, villa, house hall.
To achieve the above object of the invention, technical solution of the present invention is as follows：
The present invention includes two parts, and a part includes a kind of film-lowering type landscape whole year self-balancing humidity controlling system, another portion
It includes a kind of moisture control method of film-lowering type landscape whole year self-balancing humidity controlling system to divide
A kind of film-lowering type landscape whole year self-balancing humidity controlling system, including lower reservoir, immersible pump, defeated solution conduit, landscape
Device and upper reservoir, dehumidifying agent solution is filled in lower reservoir, and immersible pump is arranged in lower reservoir bottom；It stores up lower part
It is penetrated through and is connected by defeated solution conduit between liquid device and upper reservoir, defeated solution conduit is equipped with valve；Landscape device is arranged in down
Between portion's liquid storage device and upper reservoir.
Under preferable case, the dehumidifying agent solution selective chlorination lithium or calcium chloride.
Under preferable case, the solution of dehumidifying the agent solution such as lithium chloride or other similar functions also has disinfection
Effect, therefore the device also has the function of purifying air, disinfection.
Under preferable case, the landscape device is made of corrosion resistant resin material that being crossed by special working process
's.
Another aspect of the present invention includes a kind of moisture control method of film-lowering type landscape whole year self-balancing humidity controlling system, described
Method includes the following steps：
(1) dehumidifying agent solution flow to upper reservoir by lower reservoir under the action of immersible pump through defeated solution conduit；
(2) when upper reservoir solution fills with, dehumidifying agent solution pastes landscape device outer surface nature falling liquid film stream from top
Under, dehumidifying agent solution is in contact in landscape device outer surface with surrounding air, the steam partial pressure in air and hygroscopic solution
Pressure difference between surface vapor pressure is the driving force that hydrone transmits, and hydrone is passed between dehumidifying agent solution and air；
(3) in a closed space, when the steam partial pressure in surrounding air is more than hygroscopic solution surface steam
When pressure, moisture is shifted from air into solution, and air is dehumidified；When the steam partial pressure in surrounding air is less than hygroscopic solution
When surface vapor pressure, absorbed moisture is shifted from solution into air, the humidified degree of air, so continuous to repeat, to
So that indoor air relative humidity is maintained at the range of a relative comfort always.
Under preferable case, the calculation formula of the system and device moisture removal is as follows
In formula：The hydraulic radius (m) of R-device；
DACAerial diffusion coefficient (the m of-hydrone2/S)；
L-liquid film width (m)；
T- indicates absolute temperature (K)；
φ-indoor air relative humidity；
PASSteam partial pressure (Pa) corresponding to-gas-liquid equilibrium concentration；
PA∞Steam partial pressure (Pa) in-air main phase；
Vmax- apparatus surface solution flow rate (m/s)；
The height (m) of h-device.
Under preferable case, the hydraulic radius R of described device refers to the landscape outer surface that is in contact with air of solution surface with
And upper reservoir upper surface, upper surface is equivalent in outer surface, using the description method of hydraulic diameter in hydraulics, and will
The outer surface of bending considers that the cylinder at rule, this cylinder radius are calculated as hydraulic radius R.
The solution surface that the dehumidification system is in contact with air has resin container outer surface and upper reservoir upper surface.For
Facilitate calculating, upper surface is equivalent in outer surface, and using the description method of hydraulic diameter in hydraulics, and will be outside bending
Surface considers that the cylinder at rule, physical model simplify process such as Fig. 2.The characteristic size of this regular cylindrical body is waterpower half
Diameter R.Cylinder side surface area with hydraulic radius R sizes, is in contact with solution and air and the real area of mass transfer is equal,
Therefore the calculating of hydraulic radius is as follows：
In formula：The hydraulic radius (m) of R-device；
s1Upper surface area (the m of-device2)；
s2Side surface area (the m of-device2)；
The height (m) of H-device.
Under preferable case, annual total moisture removal W, the W=N1+N2+ ...+Nn of the system
What N1, N2, N3...Nn were indicated is dehumidifying season, and this system moisture removal hourly can be according to the dehumidizer of selection
Type and select corresponding formula to calculate, n, which is represented, removes rainy season a total of n hour.
Under preferable case, the total amount G, G >=g1+g2+g3 of the dehumidizer of the system whole year normal operation
Wherein：Amounts (kg) of the g1-initially with dehumidizer needed for saturated solution in liquid reservoir；
G2-compounding system outside of deivce face thickness is the amount (kg) of dehumidizer needed for the liquid film of δ；
G3-is the amount (kg) that the annual total moisture removal W of system is configured to the required dehumidizer of saturated solution.
In conclusion a kind of film-lowering type landscape whole year self-balancing humidity controlling system and method, which utilizes solution humidifying machine
Reason is carried dehumidifying agent solution by lower reservoir by being set to the compact submersible pump of lower reservoir bottom through defeated solution conduit
It is raised to upper reservoir, when upper reservoir solution fills with, solution is flowed down from top patch landscape device outer surface nature falling liquid film,
Solution with damping ability is in contact in resin container outer surface with humid air, and summer absorbs water vapor in air, and moisture enters
Solution, to have the function that dehumidifying；In the water release to air that winter absorbs summer, to have the function that humidification, and
It is realized during this " regeneration " of solution.Enough dehumidizers are placed in lower reservoir, to ensure system whole year just
Often operation, entire landscape device form annual self-balancing humidity controlling system.The device itself is a small fountain device, both may be used
To reduce air-conditioning latent heat load, to save the energy, and indoor environment can be beautified, purify air, providing one to people is good for
Health, comfortable living and working environment.
The configuration of the present invention is simple is easily installed, and damping effect is good, can improve indoor air quality, meets people to health
Property, the demand of comfort and safety living environment.
Description of the drawings
Fig. 1 is a kind of film-lowering type landscape whole year self-balancing humidity controlling system structure principle chart
1 is lower reservoir
2 be immersible pump
3 be dehumidifying agent solution
4 be valve
5 be defeated solution conduit
6 be landscape device
7 be upper reservoir
Fig. 2 is that the landscape outer surface that device is in contact with air and upper reservoir upper surface are reduced to a cylinder
Physical model simplify procedure chart
Specific implementation mode
Below in conjunction with drawings and examples, technical scheme of the present invention will be described in further detail.
It is described with reference to the drawings as follows：
This illustrates that lifted specific example is served only for illustrating rather than limit the scope of the invention.
It is the principle of the present invention figure for Fig. 1, which utilizes solution dehumidifier
Reason, by being set to the compact submersible pump 2 of 1 bottom of lower reservoir, by dehumidifying agent solution 3 by lower reservoir 1 through defeated solution
Pipe 4, which is promoted, arrives upper reservoir 7, and when 7 solution of upper reservoir fills with, solution is natural from top 6 outer surface of patch landscape device
Falling liquid film flows down, and the solution with moisture absorption disinfection ability is in contact in 6 outer surface of landscape device with surrounding air, in air
Pressure difference between steam partial pressure and hygroscopic solution surface vapor pressure is the driving force that hydrone transmits.In a closed sky
In, when the steam partial pressure in surrounding air is more than hygroscopic solution surface vapor pressure, moisture is from air to solution transfer
It moves, air is dehumidified；When the steam partial pressure in surrounding air is less than hygroscopic solution surface vapor pressure, absorbed moisture
It is shifted from solution into air, the humidified degree of air, solution is so continuous to repeat then by " regeneration ".In whole year, summer is empty
Vapour content in gas is big, and moisture is shifted from air into solution, which is equivalent to a dehumidification device, in winter air
Water vapour content it is small, summer absorbed moisture is shifted from solution into air, which is equivalent to a humidifier, from
And indoor air relative humidity is made to be maintained at the range of a relative comfort always.And the device itself is a small fountain dress
It sets, therefore it can both reduce air-conditioning latent heat load, to save the energy, and indoor environment can be beautified, purify air, give people
A health, comfortable living and working environment are provided.
The calculating of its moisture removal, when dehumidizer is calcium chloride,
When dehumidizer is lithium chloride,
In formula：The hydraulic radius (m) of R-device；
DACAerial diffusion coefficient (the m of-hydrone2/S)；
L-liquid film width (m)；
T-expression absolute temperature (K)；
φ-indoor air relative humidity；
PASSteam partial pressure (Pa) corresponding to-gas-liquid equilibrium concentration；
PA∞Steam partial pressure (Pa) in-air main phase；
Vmax- apparatus surface solution flow rate (m/s)；
The height (m) of h-device.
The hydraulic radius R of described device refers to landscape outer surface and top liquid storage that solution surface is in contact with air
Device upper surface, upper surface is equivalent in outer surface, using the description method of hydraulic diameter in hydraulics, and by the appearance of bending
Face considers that the cylinder at rule, this cylinder radius are calculated as hydraulic radius R.
Fig. 2 is that the landscape outer surface that device is in contact with air and upper reservoir upper surface are reduced to a cylinder
Physical model simplify procedure chart.The solution surface that the dehumidification system is in contact with air has resin container outer surface and top storage
Liquid device upper surface.For convenience of calculating, upper surface is equivalent in outer surface, and using the description side of hydraulic diameter in hydraulics
Method, and the outer surface of bending is considered that the cylinder at rule, physical model simplify process such as Fig. 2.This regular cylindrical body
Characteristic size is hydraulic radius R.Cylinder side surface area with hydraulic radius R sizes, is in contact with solution and air and is passed
The real area of matter is equal, therefore the calculating of hydraulic radius is as follows：
In formula：The hydraulic radius (m) of R-device；
Upper surface area (the m of s1-device2)；
Side surface area (the m of s2-device2)；
The height (m) of H-device.Annual total moisture removal W, the W=N1+N2+ ...+Nn of the system.
What wherein N1, N2, N3...Nn were indicated is in dehumidifying season, and this system moisture removal hourly can be according to selection
The type of dehumidizer and select corresponding formula to calculate, n, which is represented, removes rainy season a total of n hour.
Under preferable case, the total amount G of the dehumidizer of the system whole year normal operation,
G≥g1+g2+g3
Wherein：
Amounts (kg) of the g1-initially with dehumidizer needed for saturated solution in liquid reservoir；
G2-compounding system outside of deivce face thickness is the amount (kg) of dehumidizer needed for the liquid film of δ；
G3-is the amount (kg) that the annual total moisture removal W of system is configured to the required dehumidizer of saturated solution.
Claims (6)
1. a kind of moisture control method of film-lowering type landscape whole year self-balancing humidity controlling system, the self-balancing humidity controlling system includes lower part storage
Liquid device, immersible pump, defeated solution conduit, landscape device and upper reservoir, lower reservoir is for holding dehumidifying agent solution, immersible pump
It is arranged in lower reservoir bottom；Mouth is connect with immersible pump under defeated solution conduit, suitable for reading to be connected with upper reservoir；
It the described method comprises the following steps：
(1) dehumidifying agent solution flow to upper reservoir by lower reservoir under the action of immersible pump through defeated solution conduit；
(2) when upper reservoir solution fills with, dehumidifying agent solution is flowed down from top patch landscape device outer surface nature falling liquid film, is removed
Humectant solution is in contact in landscape device outer surface with surrounding air, and the steam partial pressure in air is steamed with hygroscopic solution surface
Pressure difference between vapour pressure is the driving force that hydrone transmits, and hydrone is passed between dehumidifying agent solution and air；
(3) in a closed space, when the steam partial pressure in surrounding air is more than hygroscopic solution surface vapor pressure,
Moisture is shifted from air into solution, and air is dehumidified；When the steam partial pressure in surrounding air is less than hygroscopic solution surface
When vapour pressure, absorbed moisture is shifted from solution into air, the humidified degree of air, so continuous to repeat, to always
Indoor air relative humidity is set to be maintained at a preset range；
The calculation formula of the system dehumidification amount is as follows：
When dehumidizer is calcium chloride,
When dehumidizer is lithium chloride,
In formula：The hydraulic radius (m) of R-device；
DACAerial diffusion coefficient (the m of-hydrone2/S)
L-liquid film width (m)
T-expression absolute temperature (K)
φ-indoor air relative humidity；
PASSteam partial pressure (Pa) corresponding to-gas-liquid equilibrium concentration；
PA∞Steam partial pressure (Pa) in-air main phase；
Vmax- apparatus surface solution flow rate (m/s)；
The height (m) of h-device.
2. a kind of moisture control method of film-lowering type landscape whole year self-balancing humidity controlling system as described in claim 1, described device
Hydraulic radius R refers to landscape outer surface and upper reservoir upper surface that solution surface is in contact with air, upper surface is rolled over
Together in outer surface, the cylinder at rule is considered using the description method of hydraulic diameter in hydraulics, and by the outer surface of bending
Body, this cylinder radius are calculated as hydraulic radius R.
3. a kind of moisture control method of film-lowering type landscape whole year self-balancing humidity controlling system as described in claim 1, the system are annual
Total moisture removal W, W=N1+N2+ ...+Nn,
N1, N2, N3...Nn indicate this system moisture removal hourly；
Nn indicates n-th hour moisture removal.
4. a kind of moisture control method of film-lowering type landscape whole year self-balancing humidity controlling system as described in claim 1, the system are annual
The total amount G, G >=g1+g2+g3 of the dehumidizer of normal operation are wherein：G1-is initially with dehumidifying needed for saturated solution in liquid reservoir
The amount (kg) of agent；
G2-compounding system outside of deivce face thickness is the amount (kg) of dehumidizer needed for the liquid film of δ；
G3-is the amount (kg) that the annual total moisture removal W of system is configured to the required dehumidizer of saturated solution.
5. a kind of moisture control method of film-lowering type landscape whole year self-balancing humidity controlling system as described in claim 1, the landscape dress
It sets and is made of corrosion resistant resin material.
6. a kind of moisture control method of film-lowering type landscape whole year self-balancing humidity controlling system as described in claim 1, the landscape dress
It sets and is arranged between lower reservoir and upper reservoir.
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| CN201510419883.4A CN105091141B (en) | 2015-07-17 | 2015-07-17 | A kind of film-lowering type landscape whole year self-balancing humidity controlling system and method |
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| CN201510419883.4A CN105091141B (en) | 2015-07-17 | 2015-07-17 | A kind of film-lowering type landscape whole year self-balancing humidity controlling system and method |
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| CN105091141B true CN105091141B (en) | 2018-09-21 |
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| CN105509191B (en) * | 2015-12-14 | 2018-07-24 | 江苏日高温控技术有限公司 | Base station humidity control apparatus and its humidity regulation method |
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|---|---|---|---|---|
| CN2447674Y (en) * | 2000-09-30 | 2001-09-12 | 科陶陶瓷制品(启东)有限公司 | Ceramic fountain humidifier |
| JP2010025448A (en) * | 2008-07-18 | 2010-02-04 | Denso Corp | Dehumidifier/humidifier |
| JP2010054189A (en) * | 2008-08-01 | 2010-03-11 | Hitachi Appliances Inc | Air cleaner |
| CN103615777A (en) * | 2013-11-27 | 2014-03-05 | 上海理工大学 | Humidity and temperature regulation system |
| CN104359159A (en) * | 2014-12-03 | 2015-02-18 | 西南科技大学 | Waterscape solution dehumidifying system |
| CN105042684A (en) * | 2015-06-04 | 2015-11-11 | 上海理工大学 | Falling film type landscape annual self-balancing humidity adjusting system and method |
-
2015
- 2015-07-17 CN CN201510419883.4A patent/CN105091141B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2447674Y (en) * | 2000-09-30 | 2001-09-12 | 科陶陶瓷制品(启东)有限公司 | Ceramic fountain humidifier |
| JP2010025448A (en) * | 2008-07-18 | 2010-02-04 | Denso Corp | Dehumidifier/humidifier |
| JP2010054189A (en) * | 2008-08-01 | 2010-03-11 | Hitachi Appliances Inc | Air cleaner |
| CN103615777A (en) * | 2013-11-27 | 2014-03-05 | 上海理工大学 | Humidity and temperature regulation system |
| CN104359159A (en) * | 2014-12-03 | 2015-02-18 | 西南科技大学 | Waterscape solution dehumidifying system |
| CN105042684A (en) * | 2015-06-04 | 2015-11-11 | 上海理工大学 | Falling film type landscape annual self-balancing humidity adjusting system and method |
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