CN104776574A - Variable refrigerant flow radiation air-conditioning system - Google Patents

Variable refrigerant flow radiation air-conditioning system Download PDF

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Publication number
CN104776574A
CN104776574A CN201510236029.4A CN201510236029A CN104776574A CN 104776574 A CN104776574 A CN 104776574A CN 201510236029 A CN201510236029 A CN 201510236029A CN 104776574 A CN104776574 A CN 104776574A
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CN
China
Prior art keywords
air
indoor
heat exchanger
valve
water
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Granted
Application number
CN201510236029.4A
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Chinese (zh)
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CN104776574B (en
Inventor
李国胜
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Zhongan Ruili (Beijing) Technology Co., Ltd.
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李国胜
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Priority to CN2015100230205 priority Critical
Priority to CN201510023020 priority
Application filed by 李国胜 filed Critical 李国胜
Priority to CN201510236029.4A priority patent/CN104776574B/en
Publication of CN104776574A publication Critical patent/CN104776574A/en
Application granted granted Critical
Publication of CN104776574B publication Critical patent/CN104776574B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/89Arrangement or mounting of control or safety devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28Arrangement or mounting of filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0089Systems using radiation from walls or panels

Abstract

The invention relates to the field of air conditioning, in particular to a variable refrigerant flow radiation air-conditioning system. The variable refrigerant flow radiation air-conditioning system comprises an indoor machine, an outdoor machine, a sub-water collector, a radiation tail end and a dew-point temperature controller; the indoor machine is connected with the outdoor machine in series; the radiation tail end is connected with the indoor machine through the sub-water collector; the dew-point temperature controller is connected with the sub-water collector and used for perceiving indoor temperature and humidity changes and preventing the phenomenon that condensation may occur on the radiation surface under the circumstance of wind system faults through the mode that a water circulation valve is cut off in advance. According to the variable refrigerant flow radiation air-conditioning system, heating and humidification can be performed in winter, refrigeration and dehumidification are performed in summer, meanwhile, new wind is fed to an indoor area after purification, and it is guaranteed that indoor air temperature and humidity and cleanliness reach a living optimal comfortable state. The variable refrigerant flow radiation air-conditioning system has the advantages that the installation is simple, the reliability is high, the indoor temperature, the humidity and the air cleanliness are adjusted uniformly and softly, and no noise, condensate water, secondary pollution and the strong blowing feeling exist. The equipment whole volume is small, the occupied space is small, the noise is low, and the appearance is beautiful.

Description

The air-conditioning system of variable refrigerant volume
Technical field
The present invention relates to field of air conditioning, in particular to a kind of air-conditioning system of variable refrigerant volume.
Background technology
Radiation-type air conditioner system be a kind of with radiation theory to regulate indoor temperature, control the air-conditioning system with conditioning chamber humidity and air purity with new wind.With rely on blow to regulate indoor temperature traditional air conditioner compared with, radiation-type air conditioner system has clear superiority, concrete as: there is no strong blowing feeling, there is no room conditioning wall hanging machine or land machine noise, regulate indoor temperature can humidity, the permanent fresh cleaning of room air, energy saving in running etc. simultaneously in control room.
In existing market, radiant type air-conditioning is main mainly with integrated system, and centralized air-conditioning system major embodiment is that the energy produces mode based on large centralised water chiller-heater unit, is transported to each room by the water lines concentrated.New wind also focuses on, then sends into each room by the air blow and return pipeline concentrated.Although this integrated system also can by the Advantages found of air-conditioning system out, but there are problems in self, such as need specialty management, in a building when occupancy rate is low, system cloud gray model energy consumption is higher, property right is failed to understand, the problems such as the situation of hydraulic unbalance and deficiency in draught easily appear in transmission & distribution link.
In order to solve above-mentioned problems, within nearly 2 years, also there is each door type air-conditioning system taking family as unit.Mostly current each door type air-conditioning system is that coordinate the plurality of devices such as Fresh air handing unit, water-to-water heat exchanger, humidifier, filter, radiation tail end to piece together combines with wind-cooling type heat pump unit, although achieve the family formula of air-conditioning system, the performance coupling of ubiquity equipment is poor, device category too much cause installation take up room comparatively large, control complexity, poor stability, the problem such as the scope of application is limited, installation and debugging are complicated, cost is high, easily freezing, energy-saving effect is poor.
Summary of the invention
The object of the present invention is to provide a kind of air-conditioning system of variable refrigerant volume, to solve the above problems.
Provide a kind of air-conditioning system of variable refrigerant volume in an embodiment of the present invention, comprise indoor set and off-premises station, water collecting and diversifying device, radiation tail end and dew point temperature controller; Indoor set and off-premises station series connection; Radiation tail end is connected with indoor set by water collecting and diversifying device; Dew point temperature controller is disposed in the interior, be connected with water collecting and diversifying device by wireless telecommunications or wire communication mode, for the change of perception indoor temperature and humidity, and the phenomenon of condensation occurs to prevent radiating surface under wind system failure condition from may occur by the mode of early cut-off water circulation valve.
Further, indoor set comprises air processor and water treatment facilities; Air processor comprises PM2.5 filter, the first heat exchanger, aeration device and air exhausting device; Water treatment facilities comprises the second heat exchanger, temp and humidity regulator, indoor water inlet pipe, indoor return pipe and valve; Aeration device is provided with new wind air inlet and new wind air outlet; Air exhausting device is provided with air draft air inlet and air draft air outlet; A circuit communication of air draft air inlet and air draft air outlet and the first heat exchanger; PM2.5 filter is connected with new wind air inlet; Another circuit communication of new wind air inlet and new wind air outlet and the first heat exchanger; Temp and humidity regulator is in parallel with the second heat exchanger; Temp and humidity regulator is all connected with off-premises station with the second heat exchanger; Second heat exchanger is connected with water collecting and diversifying device with indoor return pipe by indoor water inlet pipe; Temp and humidity regulator is arranged between the first heat exchanger and new wind air outlet, for controlling the temperature from the gas after the first heat exchanger heat exchange; Valve is separately positioned on indoor water inlet pipe and return pipe, for the discharge of water inlet pipe in control room and indoor return pipe;
Preferably, the first heat exchanger is heat-exchangers of the plate type;
Preferably, the second heat exchanger is fluorine water-to-water heat exchanger;
Preferably, temp and humidity regulator comprises surface cooler and reheater; Surface cooler is connected with off-premises station; Reheater is connected with another root pipeline of off-premises station;
Preferably, temp and humidity regulator comprises heater and recooler; Heater is connected with off-premises station; Recooler is connected with another root pipeline of off-premises station;
Preferred, surface cooler material is the structure that aluminum fin-stock joined by copper pipe;
Preferred, surface cooler row is 1-10 row, is generally 8 rows;
Preferred, reheater material is the structure that aluminum fin-stock joined by copper pipe;
Preferred, reheater row is 1-10 row, is generally 6 rows;
Preferably, indoor set also comprises control system, for controlling the duty of each parts in indoor set;
Preferred, described control system comprises wire communication, 2.4G wireless telecommunications as wifi wireless communication module, zigbee wireless communication module and/or Z-WAVE wireless communication module, 3G, 4G communication module or any combination wherein;
Preferably, also filling pipe is comprised; Filling pipe is in parallel with indoor water inlet pipe; The other end of filling pipe is connected with radiation tail end by water collecting and diversifying device;
Preferred, filling pipe is provided with automatic water compensating valve;
Preferably, indoor return pipe is provided with differential-pressure bypass valve;
Preferably, indoor set also comprises humidifier; Humidifier is arranged on new wind air outlet place, can the humidification new wind of discharging at new wind air outlet;
Preferably, air draft air inlet is provided with the first filter house;
Preferred, the first filter house is primary efficient filter screen;
Preferred, primary efficient filter screen is G level filter, is generally G4 level;
Preferably, new wind air inlet is provided with the second filter house;
Preferred, the second filter house is middle effect or high efficiency particulate air or the two any combination;
Preferred, high efficiency particulate air is G level filter, F level filter, H level filter and/or electrostatic precipitation module or any combination wherein;
Preferably, air draft air outlet is provided with blowing machine;
Preferably, new wind air outlet is provided with pressure fan;
Preferably, bypass air-valve is provided with between air draft air outlet and new wind air inlet;
Preferably, indoor return pipe is provided with electronic proportional integral control valve and water circulating pump;
Preferably, new wind air inlet is provided with Temperature Humidity Sensor;
Preferably, new wind air outlet is provided with Temperature Humidity Sensor;
Preferably, aeration device and air exhausting device are wholely set or are independently provided separately;
Preferably, dew point temperature controller is multiple;
Preferably, described dew point temperature controller comprises temperature detection device and humidity sniffer;
Preferably, the external communication mode of described dew point temperature controller comprises wireless communication mode and/or wire communication pattern.
Further, water collecting and diversifying device is the water collecting and diversifying device of copper, stainless steel with insulation or plastic material.
Further, radiation tail end is end face radiant panel, capillary network, radiant wall plate, terrestrial surface radiation plate and/or structure buried tube type radiating surface.
Further, the air-conditioning system of variable refrigerant volume also comprises multiple first temperature sensor and multiple second temperature sensor; Multiple first temperature sensor is separately positioned on indoor return pipe, indoor water inlet pipe and temp and humidity regulator; Multiple second temperature sensor is separately positioned between temp and humidity regulator and off-premises station, between the second heat exchanger and off-premises station.
Further, air processor and water treatment facilities are for independently arranging or being wholely set.
Further, indoor set is Pedestal mounted vertical structure, ceiling mounting type structure or wall mounted versions.
Further, off-premises station comprises water cooling plant and air-cooling apparatus; Water cooling plant comprises compressor, gas-liquid separator, filter and oil eliminator; Air-cooling apparatus comprises the 3rd heat exchanger and fan;
One end of compressor connects one end of oil eliminator and one end of gas-liquid separator respectively; The other end of compressor connects the other end of gas-liquid separator and one end of filter respectively; One end of gas-liquid separator is connected with one end of oil eliminator by cross valve; The other end of oil eliminator is connected with the other end of filter; Two other port of cross valve connects indoor set and triple valve respectively; Two other port of triple valve connects one end of indoor set and the 3rd heat exchanger respectively; The other end of the 3rd heat exchanger connects indoor set; Fan is arranged on the 3rd heat exchanger place, can be that the 3rd heat exchanger dispels the heat;
Preferably, pressure switch is provided with between compressor and oil eliminator;
Preferably, pressure switch is provided with between oil eliminator and cross valve;
Preferably, air-cooling apparatus is multiple being arranged in parallel.
Further, air-cooling apparatus also comprises electric expansion valve; Electric expansion valve is arranged on the 3rd heat exchanger one end away from triple valve;
Preferably, electric expansion valve is connected with the first temperature sensor; First temperature sensor is arranged on the 3rd heat exchanger near one end of triple valve;
Preferably, electric expansion valve has been arranged in parallel check valve;
Preferably, electric expansion valve has been arranged in parallel capillary;
Preferably, the 3rd heat exchanger is air heat exchanger.
Further, air-cooling apparatus is provided with supercooling tube away from one end of triple valve; Supercooling tube is provided with reservoir away from one end of air-cooling apparatus; Reservoir is connected with indoor set away from one end of supercooling tube.
The air-conditioning system of variable refrigerant volume provided by the invention, produces energy by off-premises station, carries out advanced treating by indoor set to outdoor air, winter warming and humidifying, summer dehumidify, send into indoor again after new wind being purified simultaneously.For indoor provide clean, that humidity is suitable fresh air, ensure that indoor air humidity and cleanliness factor reach optimal comfort state.While indoor set processes new wind, also for radiation tail end provides hot and cold water, hot and cold water is distributed in each radiation tail end by water collecting and diversifying device and circulates, then regulates indoor temperature by radiation tail end in cold thermal-radiating mode.It is comfortable that total system makes indoor reach temperature stabilization, moisture stable is comfortable, the state of air fresh clean, overcome traditional air conditioner large to the temperature fluctuation regulating temperature to bring by blowing, air oxygen detrition, secondary pollution, indoor set has the problems such as noise, it is simple that the present invention has installation, reliability is high, regulate indoor temperature, without the noise of traditional air conditioner indoor set while control room comfort inside and cleanliness factor, evaporated condensation water, without the ubiquitous secondary pollution of traditional air conditioner, without strong blowing feeling, soft peace and quiet, Whole Equipment volume is little, occupy little space, noise is low, outward appearance is beautiful waits remarkable advantage.
Accompanying drawing explanation
In order to be illustrated more clearly in the specific embodiment of the invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in detailed description of the invention or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the overall structure schematic diagram of the air-conditioning system of variable refrigerant volume of the present invention;
Fig. 2 is the another kind of structural representation of the air-conditioning system of variable refrigerant volume of the present invention;
Fig. 3 is the structural representation of the off-premises station of the air-conditioning system of variable refrigerant volume of the present invention;
Fig. 4 is the indoor machine structure schematic diagram in Fig. 1;
Fig. 5 is the indoor machine structure schematic diagram in Fig. 2;
Fig. 6 is the third structural representation of the indoor set of the air-conditioning system of variable refrigerant volume of the present invention;
Fig. 7 is the 4th kind of structural representation of the indoor set of the air-conditioning system of variable refrigerant volume of the present invention;
Fig. 8 is the structural representation of the air exhausting device of the air-conditioning system of variable refrigerant volume of the present invention.
Reference numeral:
1: off-premises station 2: indoor set 3: water collecting and diversifying device
4: radiation tail end 5: fan 6: the three heat exchanger
7: the first temperature sensors 8: check valve 9: electric T-shaped valve
10: cross valve 11: pressure switch 12: oil eliminator
13: filter 14: the second temperature sensor 15: compressor
16: gas-liquid separator 17: reservoir 18: supercooling tube
19: electric expansion valve 20: capillary 21: air draft air outlet
22: by-passing valve 23: new wind air inlet 24: the second filter house
25: air draft air inlet 26: the first filter house 27: the first heat exchanger
28: surface cooler 29: reheater 30: new blower fan
31: new wind air outlet 32: humidifier 33: indoor water inlet pipe
34: filling pipe 35: automatic water compensating valve 36: constant pressure valve
37: differential-pressure bypass valve 38: bypass pipe 39: indoor return pipe
40: check-valves 41: water circulating pump 42: electronic proportional integral control valve
43: the second heat exchangers 44: exhaust blower 45: Temperature Humidity Sensor
46: valve 47: condensate draining 48: condensate draining pipe
49: dew point temperature controller
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly, carry out clear, complete description by technical scheme of the present invention below.Obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, other embodiments all that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belong to the scope that the present invention protects.
In describing the invention, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
In describing the invention, also it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
As shown in drawings, the invention provides a kind of air-conditioning system of variable refrigerant volume, comprise indoor set 2 and off-premises station 1, water collecting and diversifying device 3, radiation tail end 4 and dew point temperature controller 49; Indoor set 2 and off-premises station 1 are connected; Radiation tail end 4 is connected with indoor set 2 by water collecting and diversifying device 3; Dew point temperature controller 49 is arranged on water collecting and diversifying device 3, and for the change of perception indoor temperature and humidity, and the phenomenon of condensation occurs to prevent radiating surface under wind system failure condition from may occur by the mode of early cut-off water circulation valve.
Further, indoor set 2 comprises air processor and water treatment facilities; Air processor comprises PM2.5 filter, the first heat exchanger 27, aeration device and air exhausting device; Water treatment facilities comprises the second heat exchanger, temp and humidity regulator, indoor water inlet pipe 33, indoor return pipe 39 and valve 46; Aeration device is provided with new wind air inlet 23 and new wind air outlet 31; Air exhausting device is provided with air draft air inlet 25 and air draft air outlet 21; A circuit communication of air draft air inlet 25 and air draft air outlet 21 and the first heat exchanger 27; PM2.5 filter is connected with new wind air inlet; Another circuit communication of new wind air inlet 23 and new wind air outlet 31 and the first heat exchanger 27; Temp and humidity regulator is in parallel with the second heat exchanger; Temp and humidity regulator is all connected with off-premises station 1 with the second heat exchanger; Second heat exchanger is connected with water collecting and diversifying device 3 with indoor return pipe 39 by indoor water inlet pipe 33; Temp and humidity regulator is arranged between the first heat exchanger 27 and new wind air outlet 31, for controlling the temperature from the gas after the first heat exchanger 27 heat exchange; Valve 46 is separately positioned on indoor water inlet pipe 33 and return pipe, for the discharge of water inlet pipe in control room 33 and indoor return pipe 39.
First heat exchanger 27 is heat-exchangers of the plate type.
Heat-exchangers of the plate type is sensible heat exchanger or total-heat exchanger, comprise multiple heat exchange unit laminated, each heat exchange unit comprises: the stacked direction of heat exchange elements being formed undulating path by waveform sheet material intersects mutually, heat exchange elements supplies outdoor new wind direction indoor moveable respectively and supplies indoor exhaust wind to outdoor flowing, the material of sheet material can carry out heat or/and water_air exchange, energy exchange air draft had enters the indoor new wind in outdoor to being about to, thus save the operation energy consumption of indoor set 2, and the exhaust gas constituents in exhaust can not be made to infiltrate through in air inlet.
Second heat exchanger is fluorine water-to-water heat exchanger.
Fluorine water-to-water heat exchanger is the heat-exchanger rig of a kind of fluorine Lyons and water, can realize the energy exchange between fluorine Lyons and water, but can not produce the intersection mixing of working medium.Fluorine water heat exchanger can adopt shell-and-tube exchanger, heat-exchangers of the plate type or other forms of heat exchanger.
Temp and humidity regulator comprises surface cooler 28 and reheater 29; Surface cooler 28 is connected with off-premises station 1; Reheater 29 is connected with another root pipeline of off-premises station 1.
Surface cooler 28 is that to be used for summer in system be air dewetting, winter is the equipment of air heat, the refrigerant flowed by the inside is dehumidified after the air freezing of outer for flowing pipe heat exchange fin, absorbed heat or cold are taken back in compressibility by the loop of surface cooler 28 by refrigerant, be sent back to the air that surface cooler 28 neither endothermic nor exothermic, cooling or heating flow through after releasing heat or absorbing heat, cooling or intensification again, constantly circulate; Surface cooler 28 material is the structure that aluminum fin-stock joined by copper pipe.Surface cooler 28 row is 1-10 row, wherein arranges as the best with 8.
Reheater 29 is the equipment being used in system cooling again to the air after being heated by surface cooler 28 to the new wind heating after cooled dehumidifying and winter summer, the refrigerant flowed by the inside is the air reheat of outer for flowing pipe heat exchange fin or cooling, refrigerant by the loop of reheater 29 by absorbed heat or the carry heat back pressure compression system that discharges, release heat or absorb heat, cooling or be sent back to that reheater 29 absorbs heat again after heating up, the air of cool stream warp or heat release, heat the air flowed through, constantly circulate; Reheater 29 material is the structure that aluminum fin-stock joined by copper pipe.The row of reheater 29 is 1-10 row, wherein arranges as the best with 6.
Temp and humidity regulator can also be another kind of set-up mode, namely comprises heater and recooler; Heater is connected with off-premises station 1; Recooler is connected with another root pipeline of off-premises station 1.
Namely surface cooler 28 and reheater 29 switch are arranged.
Temp and humidity regulator is also provided with condensate draining 47, and when new wind is by after temp and humidity regulator, the aqueous vapor in new wind is water through condensation liquefaction, can be gathered in condensate draining 47, avoid and cause harmful effect to indoor set.Condensed water in condensate draining 47 can discharge indoor set by condensate draining pipe 48.
Preferably, indoor set 2 also comprises control system, for controlling the duty of each parts in indoor set 2.
By control system to each parts in whole indoor set 2, or even each parts of off-premises station 1 carry out state control together, reach intelligentized object.
Control system comprises wire communication, 2.4G wireless telecommunications as wifi wireless communication module, zigbee wireless communication module and/or Z-WAVE wireless communication module, 3G, 4G communication module or any combination wherein, to realize the object of Long-distance Control.
Control system comprises the communication be arranged on unit and accepts transmitter module, terminal control software.User can realize remote monitoring to equipment or system and adjustment by terminal control software.
Preferably, filling pipe 34 is also comprised; Filling pipe 34 is in parallel with indoor water inlet pipe 33; The other end of filling pipe 34 is connected with radiation tail end 4 by water collecting and diversifying device 3.
When the inflow of indoor water inlet pipe 33 is inadequate, can be undertaken supplementing water inlet by filling pipe 34.
Preferred, filling pipe 34 is provided with automatic water compensating valve 35.
Automatic water compensating valve 35 is mounted in the valve 46 on the heating of closed cycle or filling pipe 34 tunnel of refrigeration system, the pressure that automatically can maintain system is setting value and automatic makeup filled water amount automatic water compensating valve 35 is assemblys of pressure-reducing valve, filter 13, stop valve and check-valves 40 when system lack of water, can keeping system pressure a stationary value, when pressure decreases, valve 46 can be opened automatically, to system water supplement, after reaching setting pressure, valve 46 is closed automatically.Carry filter 13 in valve, can avoid the inflow of impurity, built-in check valve 40 in valve, the hot water return of heating system can be prevented to cold water pipeline, even if inlet pressure changes, pressure regulator can keep the stable of outlet pressure.
Constant pressure valve 36 has also been arranged in series with automatic water compensating valve 35.Constant pressure valve 36 is the valves 46 being used for keeping pressure stability in system.Material is copper material.Constant pressure valve 36 can adopt expansion drum to replace.
Preferably, indoor return pipe 39 is provided with differential-pressure bypass valve 22.
Differential-pressure bypass valve 22 be between air-conditioning system confession/backwater to balance the valve 46 of pressure reduction.There is a check-valves 40 differential-pressure bypass valve 22 inside, has an adjustment pressure force spring to control.
Check-valves 40 can be used for preventing aqueous reflux.When being greater than the setting pressure of this spring for the pressure differential between backwater, the proportional unlatching of check-valves 40, bypass corresponding discharge maintains the pressure difference of default; When pressure reduction is closed lower than check-valves during setting value 40, differential-pressure bypass valve 22 adopts copper material.
Preferably, indoor set 2 also comprises humidifier 32; Humidifier 32 is arranged on new wind air outlet 31 place, can the humidification new wind of discharging at new wind air outlet 31;
Can be found out by Fig. 1 and Fig. 2, humidifier 32 is different at the setting position of new wind air outlet 31, and its one is arranged on exit, and a kind of is be arranged in the pipeline of new wind air outlet 31.In any case arrange, as long as it can feed carry out humidification into indoor new wind.
Humidifier 32 is the equipment be used in system as air wetting, and humidifier 32 adopts steam humidification, electrode humidification, wet-film humidifying or ultrasonic humidifying.
Preferably, air draft air inlet 25 is provided with the first filter house 26;
Preferred, the first filter house 26 is primary efficient filter screen;
Preferred, primary efficient filter screen is G level filter.
The filter 13 that first filter house 26 is formed for primary efficient filter screen, filter 13 can use G level filter, enters in the first heat exchanger 27 again, avoid the infringement to the first heat exchanger 27 after tentatively filtering the air of indoor.
Preferably, new wind air inlet 23 is provided with the second filter house 24;
Preferred, the second filter house 24 is high efficiency particulate air;
Preferred, high efficiency particulate air is any combination in G level filter, F level filter, H level filter, H level filter and/or electrostatic precipitation module or three.
The filter 13 that second filter house 24 is formed for high efficiency particulate air, filter 13 now can use G grade filters, F level filter, H level filter or electrostatic precipitation module is arranged respectively or superposition is arranged or any combination setting successively, to increase filter effect, the foreign material such as dust, larger particles in outdoor air are avoided to enter in system, and then ensure that the service life of the first heat exchanger 27, ensure that the new wind sent into is in clean state simultaneously
Preferably, air draft air outlet 21 is provided with exhaust blower 44;
Preferably, new wind air outlet 31 is provided with new blower fan 30.
New wind air outlet 31 arranges new blower fan 30, and can control new wind and enter indoor efficiency, air draft air outlet 21 arranges exhaust blower 44, can control the efficiency in room air discharge chamber.New blower fan 30 and exhaust blower 44 all available use EC blower fan, DC blower fan or fixed blower fan frequently substitute.
Preferably, bypass air-valve is provided with between air draft air outlet 21 and new wind air inlet 23.
Between air draft air outlet 21 and new wind air inlet 23, bypass air-valve is set, new wind air inlet 23 is communicated with air draft air outlet 21, its circulation be communicated with is adjustable, and then when extraneous air quality is poor, bypass air-valve can be opened, reduce entering of new wind, and the wind of air draft air outlet 21 is entered into new wind air inlet 23, air is recycled, forms a wind circulation, decrease the impact of outdoor harsh weather on whole device.Bypass air-valve can cut out or cancel when not using.
New wind air outlet 31 is the devices being used in system blowing in room; New wind air inlet 23 is the devices in system, outdoor air being introduced indoor set 2; Air draft air inlet 25 is the devices in system, the dirty air in room being introduced indoor set 2; In air draft air outlet 21 system, room air is entered outdoor device.The material of new wind air outlet 31, new wind air inlet 23, air draft air outlet 21 and air draft air inlet 25 can be all metal material or plastic material.
Preferably, described indoor return pipe is provided with electronic proportional integral control valve 42 and water circulating pump 41.
Electronic proportional integral control valve 42 is for controlling the valve 46 of discharge in system, this proportional integral control valve can the three-way valve 46 of the discharge of water inlet pipe 33, indoor return pipe 39 and bypass pipe 38 in conditioning chamber, thus the water temperature controlling outlet conduit reaches the object of temperature relative constancy.
Bypass pipe 38 is communicated with indoor return pipe 39 by differential-pressure bypass valve 37, and the other end of bypass pipe is communicated with indoor water inlet pipe 33, realize when hydraulic pressure is excessive cannot discharge intrasystem water by indoor return pipe 39 in time time, the water of discharging in system can be transported in indoor water inlet pipe 33 by bypass pipe 38, enter into the original state of current, avoid that pressure is excessive to be damaged whole system, and current can be recycled.
Water circulating pump 41 is that water circulating pump 41 adopts the water circulating pump not easily got rusty for recirculated water provides the equipment of power in system, the water circulating pump 41 of preferably copper pump head circulating pump or ceramic pump head.
Preferably, new wind air inlet 23 is provided with Temperature Humidity Sensor 45;
Preferably, new wind air outlet 31 is also provided with Temperature Humidity Sensor 45.
New wind air inlet 23 place is provided with Temperature Humidity Sensor 45, the humidity and temperature entering intrasystem air can be detected by Temperature Humidity Sensor 45, and then the duty of surface cooler 28, reheater 29 and humidifier 32 is accurately controlled, to allow to reach satisfied air-out state parameter.
Preferably, aeration device and air exhausting device are wholely set or are independently provided separately.
As shown in Figure 6 and Figure 7, in indoor set, air exhausting device is independent, form independently air exhausting device as shown in Figure 8.
Preferably, dew point temperature controller 49 is multiple.
In each shunt on multiple dew point temperature controller 49 pairs of water collecting and diversifying devices 3, all can carry out the control of humiture to the water route of each branch.
Preferably, dew point temperature controller 49 comprises temperature detection device and humidity sniffer.
Dew point temperature controller 49 is with temperature detection device and humidity sniffer, and can calculate the temperature control and regulation device of air dew point at any time.
Preferably, the external communication mode of dew point temperature controller 49 comprises wireless communication mode and/or wire communication pattern.
Further, water collecting and diversifying device 3 is the water collecting and diversifying device 3 with the copper of insulation or plastic material.
During heating operation, machine 1 taps into next high temperature refrigerant after the second heat exchanger 43 heat exchange outdoor, by the water heating in indoor water inlet pipe 33 and indoor return pipe 39, indoor water inlet pipe 33 and indoor return pipe 39 with the water circulation of water collecting and diversifying device 3 together with radiation tail end 4 in forming chamber, and then give indoor radiating, thus regulation and control indoor temperature.
During refrigerating operaton, machine 1 taps into next low temperature refrigerant after the second heat exchanger 43 heat exchange outdoor, by the water cooling in indoor water inlet pipe 33 and indoor return pipe 39, indoor water inlet pipe 33 and indoor return pipe 39 with the water circulation of water collecting and diversifying device 3 together with radiation tail end 4 in forming chamber, and then give indoor cold scattering, thus regulation and control indoor temperature.
Further, radiation tail end 4 is end face radiant panel, capillary network, radiant wall plate, terrestrial surface radiation plate and/or structure buried tube type radiating surface.
Capillary network or radiant panel is used to have a lot of advantages, as:
High degree of comfort.Show through practice, radiation is the heat transfer type that comfortableness is the highest.And the cold of capillary network or radiant panel air conditioning terminal system 60% and heat are all undertaken by the mode of radiation, thus more other forms of Terminal device comfort level is higher.
Because radiant panel or capillary network adopt parallelpiped or serial pipe composition that spacing is very little, be uniformly distributed, heat radiation exchange area is large especially, so indoor temperature is very even.Hot/cold radiating surface does not have temperature contrast substantially.And the form of the heat exchange in human body and space mainly radiation is carried out, this static refrigeration and naturally warm environment make human body feel as snug as a bug in a rug, and the temperature that health is felt is higher than room temperature 2 ~ 3 DEG C.This point can reach the object of saving the energy extraly.Each room adopts alone cycle structure, therefore can control separately each room temperature by the climator being arranged on room.
The most quietly Terminal device.(there are the indoor sport such as motor, blower fan parts in fan coil compared with traditional fan coil, therefore, the noise of about 35 ~ 45dB can be produced), radiation tail end 4 does not have indoor sport parts, can not produce any room noise, be the most quiet air-conditioning system.
Indoor do not have condense water disk, not bacteria breed source.Radiation tail end 4 is embedded in furred ceiling or is suspended on ceiling within the walls or directly, and the main radiant heat transfer that leans on is to building cooling or heat supply, and indoor do not have condensate system compared with fan coil, impeded drainage can not occur, cause phenomenons such as dripping.There is not breed bacteria in traditional fan coil drain pan, affect the phenomenon of indoor sanitation condition yet.
Energy-saving effect is remarkable.The supply water temperature in summer of usual radiation tail end 4 is 7-20 degree, and the supply water temperature in winter is 25-40 degree, has supply water temperature and relatively low supply water temperature in winter in higher summer, can save mass energy relative to traditional air conditioner.
Stronger cold-storage/heat storage capacity.In long period under the state such as system closing or power failure, temperature all can not raise (summer) or reduce (winter).
Stronger self-adjusting balance ability.Summer strengthens along with the rising of indoor temperature and the radiating surface temperature difference, improves radiation cold.Winter strengthens along with the reduction of indoor temperature and the radiating surface temperature difference, improves radiations heat energy.
It is little that radiation tail end 4 takies building headroom, saves space.As adopted capillary network tail-end, under the furred ceiling after levelling in air-conditioned room or on metope, first laying capillary network, then spreading the plaster that 5-10mm is thick, form radiating surface.If employing radiant panel, only need radiant panel to hang on ceiling as ceiling board, convenience quick for installation, good looking appearance is generous.Be particularly suitable for same heat pump class Cooling and Heat Source with the use of, reach more energy-conservation effect.
The air-conditioning system of variable refrigerant volume is when opening summer, new wind is after new wind air inlet 23 enters system, through the second filter house 24, first heat exchanger 27, surface cooler 28, reheater 29, send into indoor from new wind air outlet 31 after humidifier 32, now humidifier 32 does not start.And then the air humidity controlling to enter indoor reaches clean and drying regime, can not only provide proper temperature, clean ozone, and wind pushing temperature will too lowly cause air outlet to condense for indoor.
When the air-conditioning system of variable refrigerant volume is opened in the winter time, new wind is after new wind air inlet 23 enters system, after the second filter house 24, first heat exchanger 27, surface cooler 28, reheater 29, humidifier 32, by humidifier 32 humidification, now humidifier 32 starts, indoor are sent into afterwards from new wind air outlet 31, and then the air humidity controlling to enter indoor reaches clean and moisture state, proper temperature, clean ozone can not only be provided for indoor, indoor humidity can also be improved.
The air-conditioning system of variable refrigerant volume is when opening in spring and autumn, new wind is after fresh wind port enters system, after the second filter house 24, first heat exchanger 27, surface cooler 28, reheater 29, humidifier 32, now surface cooler 28, reheater 29, humidifier 32 are closed condition, indoor are sent into afterwards from new wind air outlet 31, and then control to enter indoor air cleaning, for indoor provide clean ozone, reach the effect of ventilation.
The air-conditioning system of variable refrigerant volume is when summer operation, indoor air is entered after in system by air draft air inlet 25, after the first filter house 26, first heat exchanger 27, from air draft air outlet 21 discharge chamber, air due to indoor is that temperature is lower, and the air of discharge can be lower than the air themperature of outdoor, after the first heat exchanger 27, tentatively can be lowered the temperature by the indoor air of air to outdoor, and then take full advantage of the energy.
When the air-conditioning system of variable refrigerant volume runs in the winter time, indoor air is entered after in system by air draft air inlet 25, after the first filter house 26, first heat exchanger 27, from air draft air outlet 21 discharge chamber, air due to indoor is that temperature is higher, and the air themperature of the air ratio outdoor of eliminating is high, after the first heat exchanger 27, tentatively can be heated by the indoor air of air to outdoor, and then take full advantage of the energy.
Be preferred embodiment that the air-conditioning system of variable refrigerant volume also comprises multiple first temperature sensor 7 and multiple second temperature sensor 14; Multiple first temperature sensor 7 is separately positioned on indoor return pipe 39, indoor water inlet pipe 33, surface cooler 28 and reheater 29; Multiple second temperature sensor 14 is separately positioned on surface cooler 28, between reheater 29 and off-premises station 1, between the second heat exchanger and off-premises station 1.
First temperature sensor 7 is the sensor can experienced temperature and convert usable output signal to, is used for the temperature of detecting devices or pipeline, and temperature sensor adopts thermal resistance sensor or thermocouple sensor.
Second temperature sensor 14 is the device of the temperature and humidity detecting air in system.
Further, air processor and water treatment facilities are for independently arranging or being wholely set.
That is, the structure of whole indoor set 2 can be integral type, also can be two devices linked together independently.
Further, indoor set 2 is Pedestal mounted vertical structure, ceiling mounting type structure or wall mounted versions.
When indoor set 2 is integral type, can be set to console mode, ceiling mounting type and wall-hanging, its concrete form can change according to the function of integral air conditioner system and watt level.
Further, off-premises station 1 comprises water cooling plant and air-cooling apparatus; Water cooling plant comprises compressor 15, gas-liquid separator 16, filter 13 and oil eliminator 12; Air-cooling apparatus comprises the 3rd heat exchanger 6 and fan 5;
One end of compressor 15 connects one end of oil eliminator 12 and one end of gas-liquid separator 16 respectively; The other end of compressor 15 connects the other end of gas-liquid separator 16 and one end of filter 13 respectively; One end of gas-liquid separator 16 is connected with one end of oil eliminator 12 by cross valve 10; The other end of oil eliminator 12 is connected with the other end of filter 13; Two other port of cross valve 10 connects indoor set 2 and triple valve respectively; Two other port of triple valve connects one end of indoor set 2 and the 3rd heat exchanger 6 respectively; The other end of the 3rd heat exchanger connects indoor set 2; Fan 5 is arranged on the 3rd heat exchanger 6 place, can be that the 3rd heat exchanger 6 dispels the heat.
Compressor 15 is by the liquid freon of the gaseous fluorine Leon boil down to HTHP of low-temp low-pressure in system, compressor 15 adopts piston compressor 15, helical-lobe compressor 15, centrifugal compressor 15, linear compressors 15 etc., compressor 15 is converting operation or fixed operation frequently.
Gas-liquid separator 16 is arranged on the gateway of gas compressor 15 for gas-liquid separation.
The effect of oil eliminator 12 is that the lubricating oil in the high steam of being discharged by refrigeration compressor 15 is separated, and runs safely and efficiently with assurance device.Oil eliminator 12 often adopts washing type, centrifugal, material filling type and filtering type.
Filter 13 is the equipment being used in system filtering freon, and filter 13 adopts gravity filter 13, vacuum filter 13 or pressure filter 13.
Four-way change-over valve is the flow channel by changing cold-producing medium, change refrigerant flow direction, the function of conversion season in summer in winter two air-conditioning system condenser and evaporimeter, during refrigeration, refrigerant liquid evaporation endothermic in evaporimeter becomes gas, heat release within the condenser, when heating, refrigerant liquid evaporates and absorbs external heat in the condenser of outdoor, and heat release in evaporimeter, for heating.
Triple valve is electric T-shaped valve 9, and it can carry out regulable control to the bidirectional traffics of discharging.
Fan 5 is used in system increasing cross-ventilated equipment, and strengthen the heat transfer rate of air and air heat exchanger, fan 5 adopts axial flow blower to drive, and material is copper or plastic material, and fan 5 is arranged on off-premises station 1.
Preferably, pressure switch 11 is provided with between compressor 15 and oil eliminator 12;
Preferably, pressure switch 11 is also provided with between oil eliminator 12 and cross valve 10.
Pressure switch 11 adopts pressure sensor and the transmission circuit of high accuracy, high stable performance, then through dedicated cpu modular signal treatment technology, realizes the detection to pressure medium signal, display, warning and control signal and export.Pressure switch 11 can adopt mechanical type or electronic type.
3rd heat exchanger 6 is air heat exchanger, and it carries out cooling or add the capital equipment in the heat-exchanger rig of hot-air with cold and hot medium.Pass into freon in air heat exchanger, by air heat exchanger to cold scattering in air or heat radiation, the material of air heat exchanger is copper.
Air-cooling apparatus can be multiple parallel connection, after multiple air-cooling apparatus parallel connection, effectively can increase the operating efficiency of whole air-conditioning system.
Be preferred embodiment that air-cooling apparatus also comprises electric expansion valve 19; Electric expansion valve 19 is arranged on the 3rd heat exchanger one end away from triple valve.
Electric expansion valve 19 regulates evaporimeter liquid supply rate according to pre-set programs, and adopt electronic type shaping modes, electric expansion valve 19 is made up of controller, actuator and sensor three parts.
Preferably, electric expansion valve 19 is connected with the first temperature sensor 7; First temperature sensor 7 is arranged on the 3rd heat exchanger near one end of triple valve.
The temperature that the 3rd heat exchanger carries out the current before heat exchange is detected by temperature sensor.
Preferably, electric expansion valve 19 has been arranged in parallel check valve 8;
Preferably, electric expansion valve 19 has also been arranged in parallel capillary 20.
Capillary 20 is the devices for damming in air-conditioning system, and capillary 20 material is copper.
Check valve 8 to make fluorine Lyons can only flow along the direction determined, a kind of equipment that outlet medium cannot reflux, check valve 8 adopts through type valve or angie type valve.
Be preferred embodiment that air-cooling apparatus is provided with supercooling tube 18 away from one end of triple valve.
Supercooling tube 18 is one section of pipeline section for making fluorine Lyons cool again in air-conditioning system, and supercooling tube 18 sections of materials are copper pipe.
Be preferred embodiment that supercooling tube 18 is provided with reservoir 17 away from one end of air-cooling apparatus; Reservoir 17 is connected with indoor set 2 away from one end of supercooling tube 18.
Reservoir 17 is vitals of compressor 15, plays the effect that storage, gas-liquid separation, filtration, noise reduction and cold-producing medium cushion, is made up of parts such as cylindrical shell, air inlet pipe, escape pipe, filter screens.
The present invention produces energy by off-premises station 1, carries out advanced treating by indoor set 2 pairs of outdoor airs, winter warming and humidifying, summer dehumidify, send into indoor again after new wind being purified simultaneously.For indoor provide clean, that humidity is suitable fresh air, ensure that indoor air humidity and cleanliness factor reach optimal comfort state.While indoor set 2 processes new wind, also for radiation tail end 4 provides hot and cold water, hot and cold water is distributed in each radiation tail end 4 by water collecting and diversifying device 3 and circulates, then regulates indoor temperature by radiation tail end 4 in cold thermal-radiating mode.Total system makes indoor reach, and temperature stabilization is comfortable, moisture stable is comfortable, the state of air fresh clean, overcome that traditional air conditioner is large to the temperature fluctuation regulating temperature to bring by blowing, air oxygen detrition, secondary pollution, indoor set have the problems such as noise, the present invention have install simple, reliability is high, regulate indoor temperature, while control room comfort inside and cleanliness factor without the noise of traditional air conditioner indoor set, evaporated condensation water, without the ubiquitous secondary pollution of traditional air conditioner, without remarkable advantages such as strong blowing feeling, soft peace and quiet.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.

Claims (10)

1. an air-conditioning system for variable refrigerant volume, is characterized in that, comprises indoor set and off-premises station, water collecting and diversifying device, radiation tail end and dew point temperature controller; Described indoor set and the series connection of described off-premises station; Described radiation tail end is connected with described indoor set by described water collecting and diversifying device; Described dew point temperature controller is connected with described water collecting and diversifying device, and for the change of perception indoor temperature and humidity, and the phenomenon of condensation occurs to prevent radiating surface under wind system failure condition from may occur by the mode of early cut-off water circulation valve.
2. the air-conditioning system of variable refrigerant volume according to claim 1, is characterized in that, described indoor set comprises air processor and water treatment facilities; Described air processor comprises PM2.5 filter, the first heat exchanger, aeration device and air exhausting device; Described water treatment facilities comprises the second heat exchanger, temp and humidity regulator, indoor water inlet pipe, indoor return pipe and valve; Described aeration device is provided with new wind air inlet and new wind air outlet; Described air exhausting device is provided with air draft air inlet and air draft air outlet; A circuit communication of described air draft air inlet and described air draft air outlet and described first heat exchanger; PM2.5 filter is connected with described new wind air inlet; Another circuit communication of new wind air inlet and described new wind air outlet and described first heat exchanger; Described temp and humidity regulator is in parallel with described second heat exchanger; Described temp and humidity regulator is all connected with described off-premises station with described second heat exchanger; Described second heat exchanger is connected with described water collecting and diversifying device with described indoor return pipe by described indoor water inlet pipe; Described temp and humidity regulator is arranged between described first heat exchanger and described new wind air outlet, for controlling the temperature from the gas after described first heat exchanger heat exchange; Described valve is separately positioned on described indoor water inlet pipe and described indoor return pipe, for controlling the discharge of described indoor water inlet pipe and described indoor return pipe;
Preferably, described first heat exchanger is heat-exchangers of the plate type;
Preferably, described second heat exchanger is fluorine water-to-water heat exchanger;
Preferably, described temp and humidity regulator comprises surface cooler and reheater; Described surface cooler is connected with described off-premises station; Described reheater is connected with another root pipeline of described off-premises station;
Preferably, described temp and humidity regulator comprises heater and recooler; Described heater is connected with described off-premises station; Described recooler is connected with another root pipeline of described off-premises station;
Preferred, described surface cooler material is the structure that aluminum fin-stock joined by copper pipe;
Preferred, described surface cooler row is 1-10 row, is generally 8 rows;
Preferred, described reheater material is the structure that aluminum fin-stock joined by copper pipe;
Preferred, described reheater row is 1-10 row, is generally 6 rows;
Preferably, described indoor set also comprises control system, for controlling the duty of each parts in described indoor set;
Preferred, described control system comprises wire communication, 2.4G wireless telecommunications as wifi wireless communication module, zigbee wireless communication module and/or Z-WAVE wireless communication module, 3G, 4G communication module or any combination wherein;
Preferably, also filling pipe is comprised; Described filling pipe is in parallel with described indoor water inlet pipe; The other end of described filling pipe is connected with described radiation tail end by described water collecting and diversifying device;
Preferred, described filling pipe is provided with automatic water compensating valve;
Preferably, described indoor return pipe is provided with differential-pressure bypass valve;
Preferably, described indoor set also comprises humidifier; Described humidifier is arranged on described new wind air outlet place, can the humidification new wind of discharging at described new wind air outlet;
Preferably, described air draft air inlet is provided with the first filter house;
Preferred, described first filter house is primary efficient filter screen;
Preferred, described primary efficient filter screen is G level filter, is generally G4 level;
Preferably, described new wind air inlet is provided with the second filter house;
Preferred, described second filter house is middle effect or high efficiency particulate air or the two any combination;
Preferred, described high efficiency particulate air is G level filter, F level filter, H level filter and/or electrostatic precipitation module or any combination wherein;
Preferably, described air draft air outlet is provided with exhaust blower;
Preferably, described new wind air outlet is provided with new blower fan;
Preferably, bypass air-valve is provided with between described air draft air outlet and described new wind air inlet;
Preferably, described indoor return pipe is provided with electronic proportional integral control valve and water circulating pump;
Preferably, described new wind air inlet is provided with Temperature Humidity Sensor;
Preferably, described new wind air outlet is provided with Temperature Humidity Sensor;
Preferably, described aeration device and described air exhausting device are wholely set or are independently provided separately;
Preferably, described dew point temperature controller is multiple;
Preferably, described dew point temperature controller comprises temperature detection device and humidity sniffer;
Preferably, the external communication mode of described dew point temperature controller comprises wireless communication mode and/or wire communication pattern.
3. the air-conditioning system of variable refrigerant volume according to claim 1, is characterized in that, water collecting and diversifying device is the water collecting and diversifying device of copper, stainless steel with insulation or plastic material.
4. the air-conditioning system of variable refrigerant volume according to claim 1, is characterized in that, radiation tail end is end face radiant panel, capillary network, radiant wall plate, terrestrial surface radiation plate and/or structure buried tube type radiating surface.
5. the air-conditioning system of variable refrigerant volume according to claim 2, is characterized in that, also comprises multiple first temperature sensor and multiple second temperature sensor; Multiple described first temperature sensor is separately positioned on described indoor return pipe, described indoor water inlet pipe and described temp and humidity regulator; Multiple described second temperature sensor is separately positioned between described temp and humidity regulator and described off-premises station, between described second heat exchanger and described off-premises station.
6. the air-conditioning system of variable refrigerant volume according to claim 2, is characterized in that, described air processor and described water treatment facilities are for independently arranging or being wholely set.
7. the air-conditioning system of variable refrigerant volume according to claim 2, is characterized in that, described indoor set is Pedestal mounted vertical structure, ceiling mounting type structure or wall mounted versions.
8. the air-conditioning system of variable refrigerant volume according to claim 1, is characterized in that, described off-premises station comprises water cooling plant and air-cooling apparatus; Described water cooling plant comprises compressor, gas-liquid separator, filter and oil eliminator; Described air-cooling apparatus comprises the 3rd heat exchanger and fan;
One end of described compressor connects one end of described oil eliminator and one end of described gas-liquid separator respectively; The other end of described compressor connects the other end of described gas-liquid separator and one end of described filter respectively; One end of described gas-liquid separator is connected by cross valve one end with described oil eliminator; The other end of described oil eliminator is connected with the other end of described filter; Two other port of described cross valve connects described indoor set and triple valve respectively; Two other port of described triple valve connects one end of described indoor set and described 3rd heat exchanger respectively; The other end of described 3rd heat exchanger connects described indoor set; Described fan is arranged on described 3rd heat exchanger place, can dispel the heat for described 3rd heat exchanger;
Preferably, pressure switch is provided with between described compressor and described oil eliminator;
Preferably, pressure switch is provided with between described oil eliminator and described cross valve;
Preferably, described air-cooling apparatus is multiple being arranged in parallel.
9. the air-conditioning system of variable refrigerant volume according to claim 8, is characterized in that, described air-cooling apparatus also comprises electric expansion valve; Described electric expansion valve is arranged on described 3rd heat exchanger one end away from described triple valve;
Preferably, described electric expansion valve is connected with the first temperature sensor; Described first temperature sensor is arranged on described 3rd heat exchanger near one end of described triple valve;
Preferably, described electric expansion valve has been arranged in parallel check valve;
Preferably, described electric expansion valve has been arranged in parallel capillary;
Preferably, described 3rd heat exchanger is air heat exchanger.
10. the air-conditioning system of variable refrigerant volume according to claim 8, is characterized in that, described air-cooling apparatus is provided with supercooling tube away from one end of described triple valve; Described supercooling tube is provided with reservoir away from one end of described air-cooling apparatus; Described reservoir is connected with described indoor set away from one end of described supercooling tube.
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CN110207325A (en) * 2019-05-15 2019-09-06 中安瑞材(北京)科技有限公司 A kind of method and air-conditioning system controlling air-conditioning system
CN111623564A (en) * 2020-02-20 2020-09-04 上海朗绿建筑科技股份有限公司 Multi-cavity hydraulic module

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