CN208920234U - A kind of novel dry coils air-conditioner set - Google Patents
A kind of novel dry coils air-conditioner set Download PDFInfo
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- CN208920234U CN208920234U CN201821365838.0U CN201821365838U CN208920234U CN 208920234 U CN208920234 U CN 208920234U CN 201821365838 U CN201821365838 U CN 201821365838U CN 208920234 U CN208920234 U CN 208920234U
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Abstract
The utility model provides a kind of novel dry coils air-conditioner set, including dry coils air-conditioner set, the air intake of dry coils air-conditioner set are connected with indoor return air pipe and fresh wind tube；Indoor return air is delivered to dry coils air-conditioner set by indoor return air pipe, and the top of indoor return air pipe is provided with air-returning device, and indoor return air pipe is equipped with return air valve；Outdoor fresh air is delivered to dry coils air-conditioner set by fresh wind tube, and fresh air valve is provided on fresh wind tube；Fresh air valve is opened in a manner of selecting one with return air valve, to realize that the fresh air outside the return air or large space inside large space is transported to dry coils air-conditioner set.In the present invention, refrigeration season and Heating Season only have indoor return air to enter dry coils air-conditioner set, and return air valve is opened at this time, and fresh air valve is closed.When conditioning in Transition Season, fresh air valve is opened, and simultaneously close off return air valve, take all-fresh air operational mode.
Description
Technical field
The utility model relates to Heating,Ventilating and Air Conditioning technical fields, more particularly to a kind of novel dry coils air-conditioner set.
Background technique
Currently, domestic large-space clean factory building (such as: airport building, station hall, conference and exhibition center and stadiums)
The air-conditioning system being all made of is the full air mixed ventilation air-conditioning system that lip jet is blown or top swirl diffuser is blown, air-supply
Open height is very high (3.5~7.0 meters away from ground or higher), and air-supply wind speed is very big (3.0~7.5m/s or bigger).This system shape
Formula leads to large-space clean factory building air-conditioning system there are loads that big, initial cost is high, operation energy consumption and costly, indoor thermal comfort
Difference, the problems such as indoor air quality is bad.
In view of this, being badly in need of providing a kind of novel dry coils air-conditioner set.
Summary of the invention
The purpose of this utility model is to provide a kind of novel dry coils air-conditioner set, refrigeration season and Heating Season only have
Indoor return air enters dry coils air-conditioner set, and conditioning in Transition Season only has outdoor fresh air to enter dry coils air-conditioner set, passes through switching
Room air is adjusted in indoor return air and outdoor fresh air.
Realize that the technical solution of the utility model aim is as follows:
A kind of novel dry coils air-conditioner set, including dry coils air-conditioner set, the dry coils air-conditioner set
Air intake be connected with indoor return air pipe and fresh wind tube；
Indoor return air is delivered to dry coils air-conditioner set by the indoor return air pipe, and the top of the indoor return air pipe is set
It is equipped with air-returning device, the indoor return air pipe is equipped with return air valve, room of the air-returning device for middle layer in collecting chamber
Interior air, the air-returning device are located inside large space；
Outdoor fresh air is delivered to dry coils air-conditioner set by the fresh wind tube, is provided with new air-valve on the fresh wind tube
Door；
The fresh air valve is opened in a manner of selecting one with return air valve, to realize the return air or tall and big sky inside large space
Between external fresh air be transported to dry coils air-conditioner set.
In the present invention, refrigeration season and Heating Season only have indoor return air to enter dry coils air-conditioner set, return at this time
Air valve is opened, and fresh air valve is closed.When conditioning in Transition Season, fresh air valve is opened, and simultaneously close off return air valve, take all-fresh air
Operational mode.
When the return air valve of the utility model is opened, fresh air valve is closed, the air above control zone, the overwhelming majority
Enter dry coils air-conditioner set from backwind tube, become cold air or hot-air output after the processing of dry coils air-conditioner set,
The indoor wind of air exhausting device discharge at this time only accounts for sub-fraction.
By in large space people and device height limited, it is only necessary to the 1.8m-2.5m model on large space ground
Interior formation control zone is enclosed, as long as guaranteeing the temperature and humidity of control zone in reasonable range.
As further limiting for the utility model, the air-returning device is arranged inside large space, the return air dress
Setting the height apart from ground is 2.5m-4.0m.Due to forming control zone within the scope of 1.8m-2.5m on the ground of large space,
The eminence that air-returning device is mounted on apart from 2.5 m -4.0m of ground makes in large space for collecting the return air above control zone
Air largely enter air-returning device, the only air of fraction is from the air exhausting device discharge at the top of large space.
As further limiting for the utility model, large space is equipped with Air Conditioning Facilities, the dry type disk below ground
Pipe air-conditioner set is mounted in Air Conditioning Facilities；The indoor return air pipe enters inside large space after running through ground.This is practical new
Large space is arranged in below ground in Air Conditioning Facilities by type, realizes the short distance conveying of cold wind or hot wind.
The dry coils air-conditioner set of the utility model is mounted in Air Conditioning Facilities, and Air Conditioning Facilities are located at below ground, is done
The landing installation of formula coil air conditioner unit, dry coils air-conditioner set are placed on smooth pedestal, and pedestal can be cast for concrete
Or channel steel is welded, surface of base answers levelling troweling when installation.It is bolted, and cooperates the modes such as resilient cushion or damping spring.It is dry
Formula coil air conditioner unit has many advantages, such as that air quantity is big, noise is small, structure is simple, installation site is flexible, amphidromic wet structure.
As further limiting for the utility model, the outlet air end and multiple air supply devices of the dry coils air-conditioner set
Connection, multiple air supply devices are separately fixed on the ground of large space, and the air supply device is defeated by dry coils air-conditioner set
Cold air or hot-air out diffuses to the bottom of entire large space.
Air supply device is mounted directly on the ground, and in actual use, the spacing between two neighboring air supply device needs
It is checked according to supply air temperature, air supply velocity, air output, the spacing between usual two neighboring air supply device is usually 5 meters ~ 6
Rice.
As further limiting for the utility model, the dry coils air-conditioner set and multiple air supply devices pass through pipeline
System connectivity, the pipe-line system include: main air hose, multiple branch pipes, and multiple branch pipes are separately connected an air supply device, institute
It states main air hose to connect with dry coils air-conditioner set outlet air end, the main air hose is connected to branch pipe, and the main air hose is located at air-conditioning
In computer room, multiple branch pipes are connect after running through ground with air supply device.
As further limiting for the utility model, the dry coils air-conditioner set includes air conditioner main body, is arranged in sky
The coil pipe of body interior is adjusted, the air conditioner main body is equipped with air inlet and air outlet, and the air inlet is for indoor return air or outdoor
Fresh air enters, and the air outlet supply cold wind or hot wind outflow have treatment channel, the room between the air inlet and air outlet
Interior return air or outdoor fresh air carry out energy exchange with coil pipe in treatment channel, to export cold wind or hot wind.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model air-returning device is arranged at middle part, air outlet is set by fixing on the ground air supply device
It sets at top, so that indoor bottom temp is lower than middle portion temperature, middle portion temperature is lower than head temperature, layering air-conditioning is formed, with biography
The air-conditioning of system is compared, and air conditioner load and operation energy consumption are reduced；
2, the utility model is again introduced into dry coils air-conditioner set cooling by the air that air-returning device collects middle part,
The comfort for neither influencing flooring personnel, can also save air conditioning energy consumption to greatest extent；
3, the utility model is cooperated by dry coils air-conditioner set and return air component, air-supply assembly, is completed to room
The effective temperature-reducing of interior return air or heating greatly reduce system conveying energy consumption and initial cost；
4, the fresh air valve of the utility model and return air valve are opened in a manner of selecting one, freeze season and Heating Season only interior
Return air enters dry coils air-conditioner set, and fresh air valve is to close at this time.When conditioning in Transition Season, fresh air valve is opened, and simultaneously
Return air valve is closed, all-fresh air operational mode is taken.
Detailed description of the invention
Fig. 1 is the schematic diagram of air conditioning terminal system；
Fig. 2 is the radiation floor schematic diagram of a layer structure comprising radiant coil.
In figure, 1, radiant coil；11, eradiation heating tube；12, fixing card；13, base；14, insulating layer；15, concrete
Filled layer；16, floor；2, air supply device；3, solution humidifying air-conditioner set；4, dry coils air-conditioner set；200, fresh air；
300, Air Conditioning Facilities；400, large space；500, return air.
Specific embodiment
The utility model is described in detail in each embodiment shown in reference to the accompanying drawing, but it should be stated that,
These embodiments are not limitation of the utility model, those of ordinary skill in the art according to these embodiments made by function
Energy, method or equivalent transformation or substitution in structure, belong within the protection scope of the utility model.
In the description of the present embodiment, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description the utility model and creates and simplify description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is interpreted as the limitation created to the utility model.
In addition, term " first ", " second ", " third " etc. are used for description purposes only, it is not understood to indicate or imply
Relative importance or the quantity for implicitly indicating indicated technical characteristic.The feature of " first ", " second " etc. is defined as a result,
It can explicitly or implicitly include one or more of the features.In the description that the utility model is created, unless otherwise
Illustrate, the meaning of " plurality " is two or more.
Term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to removable
Connection is unloaded, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be in
Between medium be indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, can pass through
Concrete condition understands concrete meaning of the above-mentioned term in the utility model creation.
Embodiment 1:
Referring to Fig.1, a kind of dry coils air-conditioner set, including dry coils air-conditioner set, dry type are present embodiments provided
The air intake of coil air conditioner unit is connected with indoor return air pipe and fresh wind tube；
Indoor return air is delivered to dry coils air-conditioner set by indoor return air pipe, and the top of indoor return air pipe is provided with return air
Device, indoor return air pipe are equipped with return air valve, room air of the air-returning device for middle layer in collecting chamber, the air-returning device
Inside large space；
Outdoor fresh air is delivered to dry coils air-conditioner set by fresh wind tube, and fresh air valve is provided on fresh wind tube；
Fresh air valve is opened in a manner of selecting one with return air valve, to realize outside the return air or large space inside large space
The fresh air in portion is transported to dry coils air-conditioner set.
In the present embodiment, refrigeration season and Heating Season only have indoor return air to enter dry coils air-conditioner set, at this time return air
Valve is opened, and fresh air valve is closed.When conditioning in Transition Season, fresh air valve is opened, and simultaneously close off return air valve, all-fresh air is taken to transport
Row mode.
When the return air valve of the present embodiment is opened, fresh air valve is closed, the air above control zone, the overwhelming majority from
Backwind tube enters dry coils air-conditioner set, becomes cold air or hot-air output after the processing of dry coils air-conditioner set, this
When air exhausting device discharge indoor wind only account for sub-fraction.
By in large space people and device height limited, it is only necessary to the 1.8m-2.5m model on large space ground
Interior formation control zone is enclosed, as long as guaranteeing the temperature and humidity of control zone in reasonable range.
Preferably, air-returning device is arranged inside large space, and height of the air-returning device apart from ground is 2.5m-4.0m.
Due to forming control zone on the ground of large space within the scope of 1.8m-2.5m, air-returning device is mounted on apart from 2.5 m of ground-
The eminence of 4.0m makes the air in large space largely enter air-returning device, only for collecting the return air above control zone
The air of fraction is discharged from the air exhausting device at the top of large space.
Preferably, large space is equipped with Air Conditioning Facilities below ground, and dry coils air-conditioner set is mounted on Air Conditioning Facilities
It is interior；Indoor return air pipe enters inside large space after running through ground.Large space is arranged in Air Conditioning Facilities by the utility model
Below ground, the short distance conveying of cold wind or hot wind is realized.
The dry coils air-conditioner set of the present embodiment is mounted in Air Conditioning Facilities, and Air Conditioning Facilities are located at below ground, dry type
The landing installation of coil air conditioner unit, dry coils air-conditioner set is placed on smooth pedestal, pedestal can be cast for concrete or
Channel steel is welded, and surface of base answers levelling troweling when installation.It is bolted, and cooperates the modes such as resilient cushion or damping spring.Dry type
Coil air conditioner unit has many advantages, such as that air quantity is big, noise is small, structure is simple, installation site is flexible, amphidromic wet structure.
As further limiting for the present embodiment, the outlet air end of dry coils air-conditioner set is connected to multiple air supply devices,
Multiple air supply devices are separately fixed on the ground of large space, the cold air that air supply device exports dry coils air-conditioner set
Or hot-air diffuses to the bottom of entire large space.
Air supply device is mounted directly on the ground, and in actual use, the spacing between two neighboring air supply device needs
It is checked according to supply air temperature, air supply velocity, air output, the spacing between usual two neighboring air supply device is usually 5 meters ~ 6
Rice.
Preferably, dry coils air-conditioner set is connected to multiple air supply devices by pipe-line system, and pipe-line system includes: master
Air hose, multiple branch pipes, multiple branch pipes are separately connected an air supply device, and main air hose and dry coils air-conditioner set outlet air end connect
It connects, main air hose is connected to branch pipe, and main air hose is located in Air Conditioning Facilities, and multiple branch pipes are connect after running through ground with air supply device.
As further limiting for the present embodiment, dry coils air-conditioner set includes air conditioner main body, is arranged in air conditioner main body
Internal coil pipe, air conditioner main body are equipped with air inlet and air outlet, and air inlet enters for indoor return air or outdoor fresh air, air outlet
Supply cold wind or hot wind outflow, have treatment channel, indoor return air or outdoor fresh air are in treatment channel between air inlet and air outlet
It is interior to carry out energy exchange with coil pipe, to export cold wind or hot wind.
Embodiment 2:
Present embodiment discloses a kind of air conditioning terminal system, which includes the first air-conditioning equipment, the second sky
Equipment, air conditioner end equipment are adjusted, which includes: radiant coil 1, air supply device 2, is mounted at the top of large space
Air exhausting device；Radiant coil 1 is embedded in inside the ground of large space, and the first air-conditioning equipment is connected to radiant coil.
It is low in cooling season in use, circulation has the cryogen medium exported from the first air-conditioning equipment in radiant coil 1
The energy of warm liquid mediums is first transmitted to ground, then by ground radiation energy into large space, makes the temperature in large space
Degree reduces；Air supply device 2 is mounted on the bottom of large space, for the second air-conditioning equipment and solution humidifying air-conditioner set 3 is defeated
The cold air mixed out diffuses to the bottom of entire large space.
Currently, the surrounding of most large spaces is glass curtain wall, compared with conventional concrete walls, glass curtain wall it is heat-insulated
Effect is relatively poor.In cooling season, outdoor heat can be entered inside large space by glass curtain wall, so as to cause tall and big
Temperature increases in space.
It is high in heating season in use, circulation has the high temperature fluid medium exported from the first air-conditioning equipment in radiant coil 1
The energy of warm liquid mediums is first transmitted to ground, then is radiated by ground into large space, makes the temperature liter in large space
It is high；Air supply device 2 is mounted on the bottom of large space, mixed for exporting the second air-conditioning equipment and solution humidifying air-conditioner set 3
The hot-air of conjunction diffuses to the bottom of entire large space, so that the indoor cold air of large space rises under hot air acting
And it is discharged from air exhausting device.
The air supply device 2 of the present embodiment is mounted directly on the ground, in actual use, two neighboring air supply device 2 it
Between spacing needs checked according to supply air temperature, air supply velocity, air output, the spacing between two neighboring air supply device 2 is logical
It is often 5 meters ~ 6 meters.When cooling season in use, the high temperature cold water that the liquid mediums of the present embodiment are 14 DEG C or so, radiant coil 1
In medium (high temperature cold water) can be all cold sources that can generate high temperature cold water (14 DEG C or so), such as high temperature cold or nature
Cold source etc..Under normal circumstances, the medium in radiant coil 1 comes from refrigerating plant room or upstream low temperature user (level-one use
Family) return water.Medium is generally 14 DEG C or so in radiant coil 1, and the temperature of floor surface need to only be made to be higher than the dew of room air
Point temperature guarantees that floor surface does not condense.
When heating season in use, the liquid mediums of the present embodiment are 45 DEG C or so of low-temperature water heating, in radiant coil 1
Medium (low-temperature water heating) can be all heat sources that can generate low-temperature water heating (45 DEG C or so), such as vacuum boiler, solar heat
Water, GEOTHERMAL WATER etc..Under normal circumstances, the medium in radiant coil 1 comes from heating plant or upstream high temperature user's (level-one
User) return water.
The bottom of large space is arranged in air supply device 2 by the present embodiment, and air exhausting device is arranged in the top of large space
There is air-supply air quantity, air-supply wind speed and air supply direction can easily be accommodated and control in portion, and outlet air air current composition is uniform, and structure is relatively simple
It is single, the advantages that being easily installed, debug and overhaul.
In actual use, preferably the first air-conditioning equipment is high temperature cold or natural cooling source etc..
In actual use, preferably the second air-conditioning equipment is dry coils air-conditioner set 4, and dry coils air-conditioner set 4 is
Equipment exclusively for adapting to humiture independence control air conditioner system and developing, with air quantity is big, noise is small, structure is simple, installation
The advantages that position is flexible, amphidromic wet structure.The dry coils air-conditioner set 4 of the present embodiment is similar with conventional air-conditioning unit, difference
It is only that the structure type of cold water supply water temperature and heat exchanger is different.Dry coils air-conditioner set 4 is an entirety, all
It is mounted in Air Conditioning Facilities 300, indoor with supply unit 2 is connected by air hose.It is to be cooled needed for dry coils air-conditioner set 4
Wind, hot wind to be added from indoor return air or outdoor fresh air, the air intake of preferred dry coil air conditioner unit 4 be equipped with backwind tube and
Fresh wind tube, backwind tube are equipped with return air valve, and fresh wind tube is equipped with fresh air valve, and return air valve and fresh air valve are to select in a manner of one
It opens, to realize, return air or large space outside fresh air are transported to dry coils air-conditioner set in a manner of selecting one inside large space
4.Refrigeration season and Heating Season only have indoor return air to enter dry coils air-conditioner set 4, and fresh air valve is to close at this time.Work as transition
Ji Shi opens fresh air valve, and simultaneously closes off return air valve, takes all-fresh air operational mode.
Return air valve in the present embodiment is opened, after fresh air valve is closed, the air above control zone, and the overwhelming majority
Enter dry coils air-conditioner set from backwind tube, become cold air or hot-air output after the processing of dry coils air-conditioner set,
The indoor wind of air exhausting device discharge at this time only accounts for sub-fraction.
It may be noted that the fresh air of dry coils air-conditioner set 4 does not mix in dry coils air-conditioner set 4 with indoor return air,
Refrigeration season and Heating Season only have indoor return air to enter dry coils air-conditioner set 4, at this time fresh wind tube on dry coils air-conditioner set 4
New air-valve be to close, the air returning valve on backwind tube is opened.When conditioning in Transition Season, fresh air on dry coils air-conditioner set 4 is opened
The new air-valve of pipe, and the air returning valve on backwind tube is simultaneously closed off, take all-fresh air operational mode.
The return air inlet of the present embodiment is mounted on indoor eminence, and probably 3 meters away from ground or so.The size and number of return air inlet
It need to be obtained according to specified time Wind Coverage Calculation of a unit, the sensible heat for being responsible for being undertaken in region according to a dry coils unit
Load and supply air temperature difference can be calculated the air output of the unit, and return air amount is equal to the air output of unit, return air inlet size and number
It can be calculated according to controlled wind speed method.According to indoor dehumidifying and personnel's fresh air volume demand, solution humidifying unit can be calculated
Fresh air volume, the air output of air output+solution debugging air-conditioner set fresh air volume=air supply device 2 of dry coils air-conditioner set, send
The number of the air output of wind apparatus 2/single air supply device 2 nominal air delivery=air supply device 2.
The dry coils air-conditioner set 4 of the present embodiment is similar with conventional air-conditioning unit, and difference is supply water temperature and heat exchanger
Structure type it is different.Air-conditioner set is a kind of airhandling equipment assembled by various air-treatment function sections.
Unit air-treatment function section has: air mixing, flow, filter, it is cooling, primary and secondary heat, dry, humidifying, pressure fan,
The cell cubes such as return fan, water spray, noise elimination, recuperation of heat.Classify by structural shape, horizontal, vertical and ceiling mounting type etc. can be divided into.
In the present embodiment, preferably radiant coil 1 is arranged between floor and base 13, and the top of base 13 is equipped with heat preservation
Layer 14, radiant coil 1 is located at the upper surface of insulating layer 14, and Concrete Filled layer is equipped between insulating layer 14 and the lower surface on floor
15.Coiled radiation floor is constituted between base 13, insulating layer 14, radiant coil 1, Concrete Filled layer 15 and floor.Separately
Outside, there can also be one layer of cement mortar screeding layer between Concrete Filled layer 15 and floor.Radiant coil 1 is directly cast in tall and big
The mattess (or floor) in space is inner, and tubing uses the crosslinked polyethylene pipe (PE-Xa, PE-Xc) with oxidation prevention layer or can heat
Polybutene (PB) pipe of molten connection, use condition grade use 4 grades, and radiant coil is arranged using inflection type, and outer diameter tube D is
25mm, wall thickness e selection are as follows: PE-X e >=2.3mm；PB e≥2.0mm；Flooring radiation water segregator, water collector are matched using machining
Part, instrument and heat insulation integrated self-contained type, must not on-site consolidation, each product should completely be detected before factory.Often
The floor coil pipe in a circuit should use whole, and the coil pipe for having disconnecting must not be used to radiate.Radiant coil 1 uses inflection type to arrange,
Radiant coil 1 includes at least one circulation loop, and each circulation loop is connect by water collector with main back liquid pipeline, each circulation
Circuit is connect by water segregator with main feed liquid pipeline.
In the present embodiment, air supply device 2 is mounted on the ground of large space, and air exhausting device is located at the top of large space
Portion constitutes air supply device 2, air exhausting device and blows under displaced type.The present embodiment passes through under coiled radiation floor and displaced type
The combination of air supply mode, solution humidifying air-conditioner set 3 handle outdoor fresh air to suitable temperature and humidity, dry coils air-conditioning
By indoor return air or outdoor fresh air processing to corresponding temperature, mixed air is led to unit 4 using displaced type underfloor air distribution
It crosses displaced type air supply device 2 and is sent into each load concentrated area.Coiled radiation floor undertakes basic sensible heat load, and solution humidifying is empty
Unit 3 is adjusted to undertake whole latent heat loads and part sensible heat load, dry coils air-conditioner set 4 undertakes remaining sensible heat load.
The dry coils air-conditioner set 4 of the present embodiment is mounted in Air Conditioning Facilities 300, and landing installation, unit is placed on flat
On whole pedestal, pedestal can be cast or channel steel is welded for concrete, and surface of base answers levelling troweling when installation.It is bolted, and
The modes such as resilient cushion or damping spring of cooperation.Dry coils air-conditioner set 4 is with air quantity is big, noise is small, structure is simple, installation position
The advantages that setting flexible, amphidromic wet structure.
By in large space people and device height limited, it is only necessary to the 1.8m-2.5m model on large space ground
Interior formation control zone is enclosed, novel air conditioning system need to only guarantee the temperature and humidity of control zone in reasonable range.The present embodiment
Air supply device 2 be mounted on the ground of large space, the purpose is to: in cooling season, air supply device 2 will be less than room air
The cold air of temperature is sent into the cold air nature indoor, the cold air of feeding is greater than the density of surrounding air, therefore is sent by density
It is deposited on ground, by controlling the air output of air supply device 2, so that the cold air being sent into is diffused into control zone, to guarantee
Temperature and humidity value needed for control zone reaches people and equipment.In heating season, the heat that air supply device 2 will be above indoor air temperature is empty
Pneumatic transmission enters interior, and the hot-air of feeding first passes through occupied zone, by controlling the air output of air supply device 2, makes the heat being sent into
Air is diffused into control zone, to guarantee temperature and humidity value needed for control zone reaches people and equipment.
It should be noted that the high reason of air conditioning terminal system operation energy consumption traditional in large space is: firstly, air-conditioning
The increase of system installed capacity will certainly bring the increase of operation energy consumption and expense.Second, using large-scale air circulation side
Formula carries out heat and wet treatment, and the operation energy consumption and expense of air circulation power-equipment increase considerably.Third, all-air air conditioning system
In, using air as the indoor hot humidity load of mordanting, since the specific heat capacity of air is smaller, conveying energy consumption is about using water as medium
4~5 times or so of air-conditioning system.4th, when all-air air conditioning system summer cooling, the chilled water pump pact that refrigeration mechanism is standby
7 DEG C of cold water is delivered in the surface air cooler of air-conditioner set, completes the heat and wet treatment to air by surface air cooler.In order to meet dehumidifying
Demand, the supply water temperature of cold water is usually at 7 DEG C or so.If but only carrying out excluding the process of waste heat, it is only necessary to temperature 15
~18 DEG C or so of cold source can meet demand, the heat that originally can be drained using high temperature cold source but shares 7o with dehumidifying together
The low temperature cold source of C or so is handled, and the waste in energy utilization grade is caused, and the utilization and refrigeration for limiting natural cooling source are set
The raising of standby efficiency.
And the low mechanism of the novel air conditioning system operation energy consumption of the present embodiment is: firstly, air-conditioning system place capacity is big
Amplitude reduction, the result that directly operation energy consumption and expense can be brought to be greatly lowered.Second, only to control zone (personnel near the ground
Behaviour area) heat and wet treatment is carried out, air-conditioning system air quantity significantly reduces, the operation energy consumption of air circulation power-equipment and expensive
Amplitude reduction.Third due to using the coil pipe radiation floor of large area, and carries out the defeated of cold and hot amount by medium of water in coil pipe
It send, since the specific heat capacity of water is larger, conveying energy consumption is only using air as 20%~30% or so of the air-conditioning system of medium.4th,
Replace the mode of traditional dehumidification by condensation in such a way that solution humidifying air-conditioner set 3 dehumidifies to fresh air and undertakes indoor
Whole latent heat loads, other equipment only need sensible heat load in process chamber (accounting for about total load 50%~70%), so that directly
It is possibly realized using free natural cold source, even if the efficiency of refrigeration machine can also improve about 30% or more, refrigeration using electricity refrigeration
The raising of engine efficiency further reduced the operation energy consumption and expense of system.
Outdoor air is processed into the fresh air with certain humidity and temperature, air-supply dress by solution humidifying air-conditioner set 3
It sets 2 to be also used to convey fresh air into large space, the cold air or heat of the fresh air and the output of the second air-conditioning equipment are empty
Gas is sent into large space after collecting by air supply device 2, so that fresh air is spread in control zone, improves the air of control zone
Quality.
It is preferred that the second air-conditioning equipment, solution humidifying air-conditioner set 3, air supply device 2 are connected to by pipe network, fresh air and the
The cold air or hot-air of two air-conditioning equipments output collect in pipe network, and pass through pipe network transmission & distribution to air supply device 2.It is preferred that blowing
Device 2 be it is multiple, multiple air supply devices 2 are installed in the bottom of large space, the second air-conditioning equipment and solution humidifying air conditioner
Group 3 is connected to each air supply device 2 respectively.
In cooling season, hot humid fresh air is after the total heat recovery unit of solution humidifying air-conditioner set 3, Dehumidifying element
Become low temperature drying fresh air, is sent out after being mixed with cold air from air supply device；Alternatively, hot humid fresh air is empty by solution humidifying
Become low temperature drying fresh air after adjusting the pre-cooling unit of unit 3, Dehumidifying element, from air supply device submitting after mix with cold air.
In the present embodiment, the fresh air handled through solution humidifying air-conditioner set 3 undertakes indoor whole latent heat loads and part is aobvious
Thermic load.Using having the solution of moisture pick-up properties as hygroscopic material, solution directly contacts solution humidifying air-conditioner set 3 with air
Heat and mass transfer process is carried out, set of device can meet the needs of dehumidifying and humidification simultaneously, and solution there can be air
The purification of effect removes the harmful substances such as bacterium, mould, the dust in air.Solution humidifying air-conditioner set 3 is by hot humid fresh air
The working principle for becoming low temperature drying fresh air is: solution humidifying air-conditioner set 3 is using the solution with moisture pick-up properties as moisture absorption
Material, such as lithium-bromide solution, lithium chloride solution.The steam partial pressure of air processed and the surface vapor pressure of hygroscopic solution
Between pressure difference be moisture transmitting driving force, thus solution surface vapour pressure is lower, in the same circumstances, the dehumidifying energy of solution
Power is stronger, the attainable humidity (water capacity) of air institute processed is lower.The concentration of solution reduces, dehumidifies after dehumidification process
Ability decline also needs to carry out concentrating regenerative to hygroscopic solution in order to be recycled.Dehumidifying element and regeneration unit are
The core component of solution dehumidification air processor, solution directly contacts with air and carries out heat transfer biography in dehumidifying/regenerating unit
Matter process.In Dehumidifying element, moisture passes to solution from air, and air is dehumidified, solution is diluted；Regeneration is dehumidification process
Inverse process, air is humidified, solution is concentrated regeneration.The heat and mass effect of dehumidifier and regenerator directly affects entire molten
The performance of liquid conditioned air processing unit.
In heating season, low temperature drying fresh air becomes by the total heat recovery unit of solution humidifying air-conditioner set 3, humidifying unit
It at warm and moist fresh air, is sent out after being mixed with hot-air from air supply device, alternatively, low temperature drying fresh air passes through solution humidifying air-conditioning
The preheating unit of unit 3, humidifying unit become warm and moist fresh air, send out after mixing with hot-air from air supply device.
In the present embodiment, when heating season, low temperature drying fresh air is become warm and moist fresh air by solution humidifying air-conditioner set 3
Working principle is: similar with summer treatment process, summer is that the fresh air feeding of low temperature drying is indoor, and again by hot humid
Raw air discharge, winter are then that the air of hot humid is sent into interior.
In actual use, solution humidifying air-conditioner set 3 is arranged in Air Conditioning Facilities 300, and Air Conditioning Facilities 300 are highly suggested
Not less than 3.3 meters, 0 DEG C ~ 45 DEG C of temperature, relative humidity less than 85%, landing installation, the installation of solution humidifying air-conditioner set 3 and often
Rule air-conditioner set mounting means is similar, and unit is placed on smooth pedestal, and pedestal can cast for concrete or channel steel is welded, peace
Surface of base answers levelling troweling when dress.It is bolted, and cooperates the modes such as resilient cushion or damping spring.
The novel air conditioning system of the present embodiment can increase substantially the indoor thermal comfort in large space, this is because:
The combination of coiled radiation floor and displaced type underfloor air distribution is, it can be achieved that good layering effect and segment space control
Purpose is realized to the Effective Regulation of control zone (occupied zone near the ground) thermal and humidity environment, can avoid control zone to greatest extent
(occupied zone near the ground) interior temperature and humidity is unevenly distributed, and wind speed is bigger than normal, and blowing feeling is strong, higher (the hot spoke of summer sendible temperature
Penetrating causes) and many uncomfortable factors such as winter sendible temperature relatively low (cold emission causes).
The novel air conditioning system of the present embodiment can increase substantially the air quality in large space, this is because: installation
Processed fresh air is sent by air supply device on the ground by indoor bottom section, and indoor room is risen to after human body
Top, fresh air reach the mechanism of indoor top soiled areas and the conjunction of its air current composition flowing after first passing through personnel respiratory region
Rationality makes office work area personnel under equal conditions, can obtain higher-quality Interior Space than full air mixed ventilation way
Gas quality.Moreover, solution humidifying air-conditioner set 3 is using having the solution of moisture pick-up properties as hygroscopic material, solution is straight with air
Contact, can effectively purify air, and the harmful substances such as bacterium, mould, the dust in air are removed.Due to solution
Damping air-conditioner set 3 undertakes indoor whole latent heat loads, and other equipment only undertake indoor sensible heat load, tide is not present in system
Wet structure, has further prevented the growth of harmful substance, and air quality is splendid.
Tool of the series of detailed descriptions listed above only for the feasible embodiment of the utility model
Body explanation, they are all without departing from made by the utility model skill spirit not to limit the protection scope of the utility model
Equivalent implementations or change should be included within the scope of protection of this utility model.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. a kind of novel dry coils air-conditioner set, including dry coils air-conditioner set (4), which is characterized in that the dry type
The air intake of coil air conditioner unit (4) is connected with indoor return air pipe and fresh wind tube；
Indoor return air is delivered to dry coils air-conditioner set (4) by the indoor return air pipe, and the top of the indoor return air pipe is set
It is equipped with air-returning device, the indoor return air pipe is equipped with return air valve, room of the air-returning device for middle layer in collecting chamber
Interior air, the air-returning device are located inside large space；
Outdoor fresh air is delivered to dry coils air-conditioner set (4) by the fresh wind tube, is provided with fresh air valve on the fresh wind tube；
The fresh air valve is opened in a manner of selecting one with return air valve, to realize outside the return air or large space inside large space
The fresh air in portion is transported to dry coils air-conditioner set (4).
2. dry coils air-conditioner set according to claim 1, which is characterized in that the air-returning device is arranged in tall and big sky
Between inside, height of the air-returning device apart from ground be 2.5 m -4.0m.
3. dry coils air-conditioner set according to claim 1 or 2, which is characterized in that large space is set below ground
There are Air Conditioning Facilities, the dry coils air-conditioner set (4) is mounted in Air Conditioning Facilities；The indoor return air pipe is laggard through ground
Enter inside large space.
4. dry coils air-conditioner set according to claim 1, which is characterized in that the dry coils air-conditioner set (4)
Outlet air end be connected to multiple air supply devices (2), multiple air supply devices (2) are separately fixed on the ground of large space, described
The cold air that dry coils air-conditioner set (4) exports or hot-air are diffused to the bottom of entire large space by air supply device (2).
5. dry coils air-conditioner set according to claim 4, which is characterized in that the dry coils air-conditioner set (4)
It is connected to multiple air supply devices (2) by pipe-line system, the pipe-line system includes: main air hose, multiple branch pipes, multiple branch
Pipe is separately connected an air supply device (2), and the main air hose is connect with dry coils air-conditioner set (4) outlet air end, the main wind
Pipe is connected to branch pipe, and the main air hose is located in Air Conditioning Facilities, and multiple branch pipes connect after running through ground with air supply device (2)
It connects.
6. dry coils air-conditioner set according to claim 1, which is characterized in that the dry coils air-conditioner set (4)
Including air conditioner main body, the coil pipe being arranged in inside air conditioner main body, the air conditioner main body is equipped with air inlet and air outlet, it is described into
Air port enters for indoor return air or outdoor fresh air, the air outlet supply cold wind or hot wind outflow, the air inlet and air outlet it
Between there is treatment channel, the indoor return air or outdoor fresh air carry out energy exchange with coil pipe in treatment channel, to export
Cold wind or hot wind.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821365838.0U CN208920234U (en) | 2018-08-23 | 2018-08-23 | A kind of novel dry coils air-conditioner set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821365838.0U CN208920234U (en) | 2018-08-23 | 2018-08-23 | A kind of novel dry coils air-conditioner set |
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| Publication Number | Publication Date |
|---|---|
| CN208920234U true CN208920234U (en) | 2019-05-31 |
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ID=66703957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821365838.0U Active CN208920234U (en) | 2018-08-23 | 2018-08-23 | A kind of novel dry coils air-conditioner set |
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| Country | Link |
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| CN (1) | CN208920234U (en) |
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2018
- 2018-08-23 CN CN201821365838.0U patent/CN208920234U/en active Active
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