CN104534578A - Induced draught and radiation integrated air conditioning device with single water chilling unit - Google Patents
Induced draught and radiation integrated air conditioning device with single water chilling unit Download PDFInfo
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- CN104534578A CN104534578A CN201410823766.XA CN201410823766A CN104534578A CN 104534578 A CN104534578 A CN 104534578A CN 201410823766 A CN201410823766 A CN 201410823766A CN 104534578 A CN104534578 A CN 104534578A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 144
- 230000005855 radiation Effects 0.000 title claims abstract description 71
- 238000004378 air conditioning Methods 0.000 title abstract description 13
- 238000002156 mixing Methods 0.000 claims abstract description 50
- 239000003507 refrigerant Substances 0.000 claims abstract description 45
- 238000001816 cooling Methods 0.000 claims abstract description 44
- 230000006698 induction Effects 0.000 claims abstract description 41
- 239000000498 cooling water Substances 0.000 claims abstract description 14
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 33
- 230000008569 process Effects 0.000 claims description 28
- 230000008676 import Effects 0.000 claims description 23
- 239000012530 fluid Substances 0.000 claims description 12
- 239000011521 glass Substances 0.000 claims description 8
- 239000004411 aluminium Substances 0.000 claims description 6
- 239000002826 coolant Substances 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 6
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 abstract 1
- 230000007423 decrease Effects 0.000 description 8
- 238000005057 refrigeration Methods 0.000 description 5
- 238000007710 freezing Methods 0.000 description 4
- 230000008014 freezing Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 230000010354 integration Effects 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000004781 supercooling Methods 0.000 description 2
- 230000009182 swimming Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/06—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/26—Arrangements for air-circulation by means of induction, e.g. by fluid coupling or thermal effect
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-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
- F24F5/0089—Systems using radiation from walls or panels
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
- Central Air Conditioning (AREA)
Abstract
The invention discloses an induced draught and radiation integrated air conditioning device with a single water chilling unit. The induced draught and radiation integrated air conditioning device comprises a radiation induction unit, a sectional type air handling unit, a dual-evaporator water chilling unit, a cooling tower, a make-up water tank, a circulation pump, an auxiliary electric heater, a flow control electrically operated valve, a circulation water pump and a return duct, wherein all the components are located indoors. An upper return air inlet and a lower return air inlet are formed in the indoor wall face. The radiation induction unit comprises a still pressure box, an aluminum heat exchanging coil and a box body. The sectional type air handling unit comprises a mixing section, a surface cooling section, a heating section, a humidifying section and a fan section, wherein the mixing section, the surface cooling section, the heating section, the humidifying section and the fan section are arranged in sequence and communicated with one another. The dual-evaporator water chilling unit comprises a high-temperature bushing type evaporator, a low-temperature bushing type evaporator, a compressor, a bushing type condenser, a cooling water circulation water pump and a liquid storage tank. The air conditioning device can flexibly meet air conditioning demands of various seasons, and achieves the effects of high comfort and controllability through coupling of the radiation and induced draught technology and the non-azeotropic refrigerant mixture dual-evaporator water chilling unit.
Description
Technical field
The invention belongs to air conditioner technical field, specifically, relate to a kind of single handpiece Water Chilling Units induced draught and radiation integrated aircondition.
Background technology
Compare traditional air conditioner mode energy loss and noise is large, comfort level is low and the defect such as air quality problem, there is high-comfort and energy-efficient property, and easy for installation, space-saving radiation air-conditioner receives extensive concern.At present, full ability of swimming furred ceiling air-conditioning system and radiant floor heating system are widely used in various building.But this technology also has certain defect: 1. seepy question, cold and hot matchmaker's pipeline of air-conditioning system is all mounted in the inside of decorative layer, once there is pipeline drainage, repairs and comparatively bothers; 2. the air conditioning mode cost than traditional is high; 3. there is the possibility of condensation, when chilled ceiling panel plate surface temperature will produce condensation trouble lower than in air-conditioned room during air dew point temperature, affect the comfort of people and the cooling ability of radiation air-conditioner.Current widely used settling mode, for preparing independently supply air system, utilizes air-supply to control air dew point temperature in air-conditioned room.To the research of the dedicated outdoor air system developed in north America region, because the time is relatively short, also relatively with the research of the optimization of air-conditioning system coupled modes and control method be short of, the combination that realize two kinds of advantage technology means also needs to further investigate further from design and control method.Indoor end needs to install blowing device and radiant panel simultaneously, takies the larger interior space, and on both coupling operation and indoor temperature distribution are optimized, difficulty is high.The radiant panel of primary responsibility process sensible heat load adopts high temperature low-temperature receiver, and new bellows chamber draws together dehumidified air then needs low temperature cold source, and needed for both, chilled water temperature scope is different, according to same low-temperature receiver, then can cause the waste of high-grade energy.Therefore no matter be in Practical Project or system experimentation research at present, all adopt two cover Cooling and Heat Source and handpiece Water Chilling Units to carry out cooling to radiant panel and air-treatment unit respectively.Such design adds system initial cost and operating cost on the one hand, and another aspect is also corresponding in system cloud gray model management and optimization improves difficulty.
Summary of the invention
technical problem:technical problem to be solved by this invention is: provide a kind of single handpiece Water Chilling Units induced draught and radiation integrated aircondition, the air conditioning requirements in each season can be met flexible and changeablely, use the coupling of radiation, induced draught technology and non-azeotropic refrigerant double evaporators handpiece Water Chilling Units, reach high-comfort and effect that is controllability.
technical scheme:for solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of single handpiece Water Chilling Units induced draught and radiation integrated aircondition, this aircondition comprises the radiation-induced device, segmented air process unit, double evaporators handpiece Water Chilling Units, cooling tower, water supply tank, circulating pump, electrical auxiliary heater, flow-control motor-driven valve, water circulating pump and the backwind tube that are positioned at indoor, and indoor wall has top return air inlet and below return air inlet, described radiation-induced device comprises plenum chamber, finned aluminium heat-exchange coil pipe and casing, the bottom of casing is provided with radiant panel, radiant panel is fixedly connected on the vertical wall of casing, the two ends of radiant panel are respectively equipped with an induction return air inlet, casing top is provided with two pieces of wind deflectors, two pieces of wind deflectors are fixedly connected on casing, and be provided with secondary side wind pushing nozzle between two pieces of wind deflectors, two pieces of baffle plates are provided with in casing, two pieces of baffle plates are fixedly connected on radiant panel, space is had between two pieces of baffle plates, two pieces form induction mixing chamber between baffle plate and radiant panel, induction return air inlet is positioned at outside induction mixing chamber, space between secondary side wind pushing nozzle and two pieces of baffle plates is relative, plenum chamber is fixedly connected on above casing, and plenum chamber is provided with primary side air inlet, and primary side air inlet is relative with secondary side wind pushing nozzle, heat exchange coil is covered in radiant panel surface, and heat exchange coil is positioned at mixing chamber, radiant panel is provided with wind pushing hole, and this wind pushing hole is communicated with induction mixing chamber, described segmented air process unit comprises and setting gradually and the mixing section be interconnected, surface cooling section, bringing-up section, humidifier section and fan section, and fan section is connected with the primary side air inlet of plenum chamber by primary side ajutage, be provided with the first volume damper and the first air-valve in primary side ajutage, new wind blast pipe is connected with mixing section by the second air-valve, one end of described backwind tube is positioned at indoor, the other end of backwind tube is positioned at outdoor, backwind tube is positioned at indoor one end and is provided with the second volume damper, backwind tube is positioned at outdoor pipeline and is provided with the blower fan, the first branch road and the second branch road that produce negative pressure section, first branch road is provided with the 3rd volume damper, and the end of the first branch road is communicated with fan section, second branch road is provided with the 3rd air-valve communicated with outdoor environment, and the second branch road is communicated with mixing section by the 4th volume damper, described double evaporators handpiece Water Chilling Units comprises high temperature bushing type evaporimeter, low-temperature casing formula evaporimeter, compressor, tube-in-tube condenser, cooling water circulation water pump and fluid reservoir, the refrigerant outlet of compressor is connected with the refrigerant inlet of tube-in-tube condenser, the refrigerant outlet of tube-in-tube condenser is connected with the entrance of fluid reservoir, the coolant outlet of tube-in-tube condenser is connected with the cooling water inlet of cooling tower by the first valve, and the coolant outlet of cooling tower is connected with the cooling water inlet of tube-in-tube condenser by cooling water circulation water pump, the outlet of fluid reservoir is divided into two-way by device for drying and filtering, first electric expansion valve of leading up to is connected to the refrigerant inlet of low-temperature casing formula evaporimeter, and the first stop valve of leading up to is connected with the refrigerant inlet of the second electric expansion valve with high temperature bushing type evaporimeter, the refrigerant outlet of low-temperature casing formula evaporimeter is divided into two-way, lead up to the second valve paramount warm sleeve formula evaporimeter refrigerant inlet connect, second stop valve of leading up to is connected with the refrigerant inlet of compressor with the 3rd electric expansion valve, and the outlet of high temperature bushing type evaporator refrigerant is connected with the refrigerant inlet of compressor by the 3rd valve, the chilled water outlet of low-temperature casing formula evaporimeter is connected with the import of auxiliary heater by the 4th valve, the outlet of auxiliary heater is connected with the heat exchange coil import in the surface cooling section of air processor with the 6th valve by the 5th valve, heat exchange coil outlet in surface cooling section is connected with the entrance of water circulating pump by the 7th valve, one end of flow-control motor-driven valve is connected on the 7th pipeline between valve and water circulating pump, and the other end of flow-control motor-driven valve is connected on the pipeline between the 5th valve and the 6th valve, recirculated water delivery side of pump is divided into two-way after water supply tank, and the 8th valve of leading up to is connected with the chilled water import of the 9th valve with high temperature bushing type evaporimeter, and the tenth valve of separately leading up to is connected with the chilled water import of low-temperature casing formula evaporimeter, the chilled water outlet of high temperature bushing type evaporimeter is divided into two tunnels, the 11 valve of leading up to is connected with the import of low-temperature casing formula evaporimeter chilled water, the 12 valve of separately leading up to is connected with the import of the heat exchange coil of radiation-induced device with the 13 valve, and the outlet of heat exchange coil is connected with the chilled water import of the 14 valve with high temperature bushing type evaporimeter by water circulating pump.
Further, two described induction return air inlets are laid along the first mixing chamber symmetry.
Further, described single handpiece Water Chilling Units induced draught and radiation integrated aircondition, also comprise liquid-sighting glass, liquid-sighting glass is connected on the pipeline between water circulating pump and water supply tank.
beneficial effect:compared with prior art, the present invention has following beneficial effect:
(1) heat that radiation-induced device indoor end achieves radiation and new wind coupled system wets while independent processing ability, make both as same equipment integration, decrease the interior space and installation difficulty that take, coupled mode and regulatory function obtain further optimizes space.Single handpiece Water Chilling Units induced draught of the present invention and radiation integrated aircondition, comprise the radiation-induced device in the indoor combining induced draught and radiation air-conditioner, adopt double evaporators handpiece Water Chilling Units and segmented air processor that non-azeotropic refrigerant working medium is right.The induction air-conditioning system of above capital equipment and pipeline composition, the heat achieving radiation and new wind coupled system wets while independent processing ability, makes both as same end-equipment integration.Adopt the little air quantity cold air distribution of induction air-conditioning, more energy-conservation and decrease the size of pipe-line system and relevant air treatment facility.Integration end makes radiant panel be simultaneously medium with water and air, can more effectively corresponding various application occasions pursuing healthy, comfortableness and efficiency.Adopt the double evaporators handpiece Water Chilling Units of non-azeotropic refrigerant, realize the respectively adjustment of a unit to the chilled water of end and air-treatment unit.Native system realize comfortableness and multi-functional while, drastically reduce the area equipment needed thereby and investment.
(2) the double evaporators handpiece Water Chilling Units of the non-azeotropic refrigerant of slip temperature is on a large scale adopted, realize the adjustment respectively of the chilled water of the required different temperatures scope of radiant panel and air-treatment unit, reach energy-conservation order ground by energy classified utilization, and all can organically combine with ability of swimming and air type two kinds of ends.Adopt the double evaporators handpiece Water Chilling Units with the non-azeotropic refrigerant of slip temperature on a large scale, can produce the chilled water of large-temperature range, low-temperature casing formula evaporimeter and high temperature bushing type evaporimeter can be connected to the heat exchange coil of the radiation-induced device needing the segmented air process unit of lower temperature chilled water and need higher temperature chilled water respectively.And the surface cooling section of segmented air process unit and the heat exchange coil of radiation-induced device can be continued through by by high temperature bushing type evaporimeter and low-temperature casing formula evaporimeter continuous evaporation heat exchange gained cryogenic freezing water by valve transfer.When double evaporators handpiece Water Chilling Units provides fixing cold, can the cold being assigned to segmented air process unit and radiation-induced device be adjusted for Indoor Thermal humidity load situation, reach energy-conservation order ground by energy classified utilization.Therefore, under realizing the polyfunctional situation of the corresponding different hot humidity load operating mode of energy, the radiant supply air hybrid a/c system comparing traditional independent temperature-humidity control decreases required handpiece Water Chilling Units, thus simplifies system, decreases equipment cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the top view of radiation-induced device in the present invention.
Fig. 3 is the side view of radiation-induced device in the present invention.
Fig. 4 is the top view of heat exchange coil in the present invention in radiation-induced device and radiant panel.
Have in figure: radiation-induced device 1, segmented air process unit 2, double evaporators handpiece Water Chilling Units 3, cooling tower 4, water supply tank 5, circulating pump 6, electrical auxiliary heater 7, flow-control motor-driven valve 8, water circulating pump 9, backwind tube 10, top return air inlet 11, below return air inlet 12, primary side ajutage 13, new wind blast pipe 14, blower fan 15, first branch road 16, second branch road 17, liquid-sighting glass 18, plenum chamber 101, primary side air inlet 102, secondary side wind pushing nozzle 103, induction mixing chamber 104, induction return air inlet 105, radiant panel 106, wind pushing hole 107, aluminium heat-exchange coil pipe 108, casing 109, wind deflector 110, baffle plate 111, surface cooling section 201, bringing-up section 202, humidifier section 203, fan section 204, mixing section 205, first volume damper 401, second volume damper 402, 3rd volume damper 403, 4th volume damper 404, first air-valve 501, second air-valve 502, 3rd air-valve 503, high temperature bushing type evaporimeter 301, low-temperature casing formula evaporimeter 302, compressor 303, tube-in-tube condenser 304, cooling water circulation water pump 305, fluid reservoir 306, device for drying and filtering 307, first valve 601, second valve 602, 3rd valve 603, 4th valve 604, 5th valve 605, 6th valve 606, 7th valve 607, 8th valve 608, 9th valve 609, tenth valve 610, 11 valve 611, 12 valve 612, 13 valve 613, 14 valve 614, first electric expansion valve 701, second electric expansion valve 702, 3rd electric expansion valve 703, first stop valve 801, second stop valve 802.
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in detail.
As shown in Figures 1 to 4, single handpiece Water Chilling Units induced draught of the present invention and radiation integrated aircondition, comprise and be positioned at indoor radiation-induced device 1, segmented air process unit 2, double evaporators handpiece Water Chilling Units 3, cooling tower 4, water supply tank 5, circulating pump 6, electrical auxiliary heater 7, flow-control motor-driven valve 8, water circulating pump 9 and backwind tube 10, indoor wall has top return air inlet 11 and below return air inlet 12.Radiation-induced device 1 comprises plenum chamber 101, finned aluminium heat-exchange coil pipe 108 and casing 109, the bottom of casing 109 is provided with radiant panel 106, radiant panel 106 is fixedly connected on the vertical wall of casing 109, the two ends of radiant panel 106 are respectively equipped with an induction return air inlet 105, casing 109 top is provided with two pieces of wind deflectors 110, two pieces of wind deflectors 110 are fixedly connected on casing 109, and be provided with secondary side wind pushing nozzle 103 between two pieces of wind deflectors 110, two pieces of baffle plates 111 are provided with in casing 109, two pieces of baffle plates 111 are fixedly connected on radiant panel 106, space is had between two pieces of baffle plates 111, induction mixing chamber 104 is formed between two pieces of baffle plates 111 and radiant panel 106, induction return air inlet 105 is positioned at outside induction mixing chamber 104, space between secondary side wind pushing nozzle 103 and two pieces of baffle plates 111 is relative, plenum chamber 101 is fixedly connected on above casing 109, and plenum chamber 101 is provided with primary side air inlet 102, and primary side air inlet 102 is relative with secondary side wind pushing nozzle 103, heat exchange coil 108 is covered in radiant panel 106 surface, and heat exchange coil 108 is positioned at mixing chamber, radiant panel 106 is provided with wind pushing hole 107, and this wind pushing hole 107 is communicated with induction mixing chamber 104.Segmented air process unit 2 comprises and setting gradually and the mixing section 205 be interconnected, surface cooling section 201, bringing-up section 202, humidifier section 203 and fan section 204, and fan section 204 is connected with the primary side air inlet 102 of plenum chamber 101 by primary side ajutage 13; Be provided with the first volume damper 401 and the first air-valve 501 in primary side ajutage 13, new wind blast pipe 14 is connected with mixing section 205 by the second air-valve 502.One end of backwind tube 10 is positioned at indoor, the other end of backwind tube 10 is positioned at outdoor, backwind tube 10 is positioned at indoor one end and is provided with the second volume damper 402, backwind tube 10 is positioned at outdoor pipeline and is provided with blower fan 15, first branch road 16 and the second branch road 17 that produce negative pressure section, first branch road 16 is provided with the 3rd volume damper 403, and the end of the first branch road 16 is communicated with fan section 204; Second branch road 17 is provided with the 3rd air-valve 503, second branch road 17 communicated with outdoor environment and is communicated with mixing section 205 by the 4th volume damper 404.Double evaporators handpiece Water Chilling Units 3 comprises high temperature bushing type evaporimeter 301, low-temperature casing formula evaporimeter 302, compressor 303, tube-in-tube condenser 304, cooling water circulation water pump 305 and fluid reservoir 306, the refrigerant outlet of compressor 303 is connected with the refrigerant inlet of tube-in-tube condenser 304, the refrigerant outlet of tube-in-tube condenser 304 is connected with the entrance of fluid reservoir 306, the coolant outlet of tube-in-tube condenser 304 is connected with the cooling water inlet of cooling tower 4 by the first valve 601, the coolant outlet of cooling tower is connected with the cooling water inlet of tube-in-tube condenser 304 by cooling water circulation water pump 305, the outlet of fluid reservoir 306 is divided into two-way by device for drying and filtering 307, first electric expansion valve 701 of leading up to is connected to the refrigerant inlet of low-temperature casing formula evaporimeter 302, and the first stop valve 801 of leading up to is connected with the refrigerant inlet of the second electric expansion valve 702 with high temperature bushing type evaporimeter 301, the refrigerant outlet of low-temperature casing formula evaporimeter 302 is divided into two-way, lead up to the second valve 602 paramount warm sleeve formula evaporimeter 301 refrigerant inlet connect, second stop valve 802 of leading up to is connected with the refrigerant inlet of compressor 303 with the 3rd electric expansion valve 703, and high temperature bushing type evaporimeter 301 refrigerant outlet is connected with the refrigerant inlet of compressor 303 by the 3rd valve 603.The chilled water outlet of low-temperature casing formula evaporimeter 302 is connected with the import of auxiliary heater 7 by the 4th valve 604, the outlet of auxiliary heater 7 is connected with the heat exchange coil import in the surface cooling section 201 of air processor 2 with the 6th valve 606 by the 5th valve 605, heat exchange coil outlet in surface cooling section 201 is connected with the entrance of water circulating pump 6 by the 7th valve 607, one end of flow-control motor-driven valve 8 is connected on the pipeline between the 7th valve 607 and water circulating pump 6, the other end of flow-control motor-driven valve 8 is connected on the pipeline between the 5th valve 605 and the 6th valve 606, the outlet of water circulating pump 6 is divided into two-way after water supply tank 5, the 8th valve 608 of leading up to is connected with the chilled water import of the 9th valve 609 with high temperature bushing type evaporimeter 301, and the tenth valve 610 of separately leading up to is connected with the chilled water import of low-temperature casing formula evaporimeter 302, the chilled water outlet of high temperature bushing type evaporimeter 301 is divided into two tunnels, the 11 valve 611 of leading up to is connected with the import of low-temperature casing formula evaporimeter 302 chilled water, the 12 valve 612 of separately leading up to is connected with the import of the 13 valve 613 with the heat exchange coil 108 of radiation-induced device 1, and the outlet of heat exchange coil 108 is connected with the chilled water import of the 14 valve 614 with high temperature bushing type evaporimeter 301 by water circulating pump 9.
In radiation-induced device 1 in said structure, primary side ajutage 13 outlet of blowing is connected to plenum chamber 101, and plenum chamber 101 air outlet is connected to the secondary side wind pushing nozzle 103 arranged along air duct blow direction at radiation-induced device top.Radiant panel 106 both sides have the induction return air inlet 105 parallel with primary side air inlet 102 direction.Have the space that parallel baffle plate 111 is formed with secondary side wind pushing nozzle 103 outer wall above radiant panel 106, the induction return air entering induction return air inlet 105 can be guided to induction mixing chamber 104 by the blast pressure formed by jet expansion.When running by full air mode, after First air enters plenum chamber 101 by primary side air inlet 102, induction mixing chamber 104 is sent into by secondary side wind pushing nozzle 103, after utilizing the blast pressure induction mixing produced to enter the room air of induction mixing chamber 104 by induction return air inlet 105, with radiant panel 106 heat exchange, cooling radiant panel 106, while radiant panel 106 radiation, enters indoor by wind pushing hole 107 rectification after-blow.After primary side place air conditioner mixing chamber outer air and indoor return air, with cold air distribution, decrease air output, therefore can reduce air-supply kinetic energy.The radiant panel 106 of secondary side utilizes blast pressure to induce room air, carries out sensible heat process by cooling and dehumidifying air auxiliary radiation, and the temperature that plate temperature is maintained at 19 DEG C carries out radiation and rectification is blown.When adopting Air-Water mixed mode, the method for operation of air side is constant, and chilled water is by being installed on aluminium heat-exchange coil pipe above radiant panel 108 and radiant panel 106 heat exchange.
Segmented air process unit 2 is after the new wind of mixing and indoor return air, and by air supply direction successively by surface cooling section 201, bringing-up section 202, humidifier section 203, the blast pressure provided by fan section 204 enters indoor end.Indoor location has below return air inlet 11 and top return air inlet 10, and indoor return air delivers to the outer new wind of air processor 2 mixing section mixing chamber by negative pressure section blower fan 15.The radiation-induced device 1 of indoor location, chilled water is by being installed on band fin aluminium heat-exchange coil pipe above radiant panel 108 and radiant panel 106 heat exchange.Be connected by pipeline between the surface cooling section of double evaporators handpiece Water Chilling Units 3 and air-treatment unit 2 and the coil pipe of radiation-induced device.Indoor location has top return air inlet 10 and below return air inlet 11, and return air is delivered in air-treatment unit mixing section by negative pressure section and mixed new wind.
High temperature bushing type evaporimeter 301 in double evaporators handpiece Water Chilling Units 3 by water circulating pump 9 for the radiation-induced device 1 of indoor end provides chilled water, low-temperature casing formula evaporimeter 302 by circulating pump 6 for segmented air process unit 2 provides chilled water.Under the operating mode having dehumidification requirements, provide cryogenic freezing water to segmented air process unit 2 by the series operation of two evaporimeters, produce supercooling air, send into radiation-induced device 1 and adopt full air mode to run.When adopting the air+water mixed running pattern effectively preventing from condensing, provide chilled water to the coil pipe of air-treatment unit and radiation-induced device respectively by the parallel running of two evaporimeters.When load is less, two evaporimeters all can isolated operation.
In the present invention, after primary side place air conditioner mixing chamber outer air and indoor return air, with cold air distribution, decrease air output, therefore can reduce air-supply kinetic energy.Radiant panel 106 utilizes blast pressure to induce room air, carries out sensible heat process by cooling and dehumidifying air auxiliary radiation, and the temperature that plate temperature is maintained at 19 DEG C carries out radiation and rectification is blown.
This patent adopts radiation-induced device 1 as indoor end.When adopting full air mode, after entering plenum chamber 101 from the First air of segmented air process unit 2 by primary side air inlet 102, induction mixing chamber 104 is sent into by secondary side wind pushing nozzle 103, the blast pressure induction mixing produced is utilized to be entered the room air of induction mixing chamber 104 by induction return air inlet 105, with radiant panel 106 heat exchange, after cooling radiant panel, while radiant panel radiation, enter indoor by wind pushing hole 107 rectification after-blow.After the feature of induced draught mode is primary side place air conditioner mixing chamber outer air and indoor return air, with cold air distribution, decrease air output during process latent heat, therefore can reduce air-supply kinetic energy.The radiant panel of secondary side utilizes blast pressure to induce room air, carries out sensible heat process by cooling and dehumidifying air auxiliary radiation, and the temperature that plate temperature is maintained at 19 DEG C carries out radiation and rectification is blown.When adopting air+water mixed mode, the method for operation of air side is constant, and chilled water is by being installed on aluminum band finned coil (108) above radiant panel and radiant panel heat exchange.
Indoor location has below return air inlet 11 and top return air inlet 10, and indoor return air delivers to the outer new wind of segmented air process unit 2 mixing section mixing chamber by negative pressure section blower fan 15.
Further, two described induction return air inlets 105 are laid along the first mixing chamber 104 symmetry.Two induction return air inlet 105 symmetries are laid, and Room air distribution design and Temperature Distribution can be made during installation of ceiling more even.
Further, described single handpiece Water Chilling Units induced draught and radiation integrated aircondition, also comprise liquid-sighting glass 18, liquid-sighting glass 18 is connected on the pipeline between water circulating pump 6 and water supply tank 5.Liquid-sighting glass 18 is set and is convenient to check chilled water flowing and pump working situation in pipeline.Whether there is water to remain for checking in pipeline in the winter time, discharging in time and can prevent from damaging pipeline.
Single handpiece Water Chilling Units induced draught of said structure and the course of work of radiation integrated aircondition are:
When adopting full air mode operational system summer, non-azeotropic refrigerant runs with series model in two evaporimeters (i.e. high temperature bushing type evaporimeter 301 and low-temperature casing formula evaporimeter 302) of double evaporators handpiece Water Chilling Units 3.Non-azeotropic refrigerant, by after compressor 303, condenser 304 and fluid reservoir 306, successively enters in low-temperature casing formula evaporimeter 302 and high temperature bushing type evaporimeter 301, after chilled water evaporation and heat-exchange, again enters compressor 303.The chilled water of high temperature bushing type evaporimeter 301 enters the chilled water inlet ductwork of low-temperature casing formula evaporimeter 302 by the branch in the chilled water water supply conduit of radiation-induced device side, after electrical auxiliary heater 7 for subsequent use, enter the coil pipe installed in the surface cooling section 201 of segmented air process unit.Sent into the chilled water import of high temperature bushing type evaporimeter 301 after chilled water and air heat-exchange by circulating pump 6, successively carry out heat exchange by two evaporimeters and non-azeotropic refrigerant.In the mixing section 205 that outdoor new wind enters air-treatment unit after return air, the air-supply power provided by negative pressure section blower fan 15 is after the supercooling of surface cooling section 201, and the blower fan through fan section 204 enters indoor radiation-induced device 1 with high blast pressure.Radiation-induced device 1 runs by full air mode, after First air enters plenum chamber 101 by primary side air inlet 102, induction mixing chamber 104 is sent into by secondary side wind pushing nozzle 103, the blast pressure induction mixing produced is utilized to be entered the room air of induction mixing chamber 104 by induction return air inlet 105, with radiant panel 106 heat exchange, after cooling radiant panel 106, while radiant panel 106 radiation, enter indoor by wind pushing hole 107 rectification after-blow.After primary side place air conditioner mixing chamber outer air and indoor return air, with cold air distribution, decrease air output, therefore can reduce air-supply kinetic energy.The radiant panel 106 of secondary side utilizes blast pressure to induce room air, carries out sensible heat process by cooling and dehumidifying air auxiliary radiation, and the temperature that plate temperature is maintained at 19 DEG C carries out radiation and rectification is blown.In this process, the valve opened in double evaporators refrigeration unit 3 has the first valve 601, second valve 602, the 3rd valve 603, first electric expansion valve 701; The valve opened in chilled water circulation line has the 4th valve 604, the 5th valve 605, the 6th valve 606, the 7th valve 607, the 8th valve 608, the 9th valve the 609, the 11 valve 611.
When adopting air+water mixed-mode operations system, non-azeotropic refrigerant runs with series model in two evaporimeters of double evaporators handpiece Water Chilling Units.Chilled water runs with paralleling model in two evaporimeters of double evaporators handpiece Water Chilling Units.The chilled water of low-temperature casing formula evaporimeter 302 enters the coil pipe installed in the surface cooling section 201 of segmented air process unit after electrical auxiliary heater 7 for subsequent use.The chilled water import of high temperature bushing type evaporimeter 301 is sent into by circulating pump 6 and cold-producing medium carries out heat exchange after chilled water and air heat-exchange.The chilled water of high temperature bushing type evaporimeter 301 sends into the coil pipe of radiant panel 106 installation of indoor radiation-induced device 1 by circulating pump.After chilled water cooling radiant panel 106, get back to high temperature bushing type evaporimeter 301 and carry out heat exchange with cold-producing medium.The cryogenic freezing water treatment air that air-treatment unit provides with low-temperature casing formula evaporimeter 302, the high temperature chilled water cooling radiant panel 106 that radiation-induced device 1 provides with high temperature bushing type evaporimeter 301, carries out induced draught and radiation simultaneously.In this process, the valve opened in double evaporators refrigeration unit 3 has the first valve 601, second valve 602, the 3rd valve 603, first electric expansion valve 701; The valve opened in chilled water circulation line has the 4th valve 604, the 5th valve 605, the 6th valve 606, the 7th valve 607, the tenth valve the 610, the 12 valve the 612, the 13 valve the 613, the 14 valve 614.
When adopting air+Water Energy hierarchical pattern operational system, non-azeotropic refrigerant runs with series model in two evaporimeters of double evaporators handpiece Water Chilling Units.Chilled water runs with series model in two evaporimeters of double evaporators handpiece Water Chilling Units.The chilled water of low-temperature casing formula evaporimeter 302 enters the coil pipe installed in the surface cooling section 201 of segmented air process unit after electrical auxiliary heater 7 for subsequent use.The coil pipe 108 that the radiant panel 106 sending into indoor radiation-induced device end 1 by circulating pump 6 after chilled water and air heat-exchange is installed.Get back to high temperature bushing type evaporimeter 301 after chilled water cooling radiant panel and carry out heat exchange with cold-producing medium.Air-treatment unit, the chilled water that temperature raises is delivered to radiation-induced device 1 to cool radiant panel 106 after cryogenic freezing water treatment air, carries out induced draught and radiation simultaneously.In the process, the valve opened in double evaporators refrigeration unit 3 has the first valve 601, second valve 602, the 3rd valve 603, first electric expansion valve 701; The valve opened in chilled water circulation line has the 4th valve 604, the 5th valve 605, the 6th valve 606, the 7th valve 607, the 8th valve the 608, the 11 valve the 611, the 13 valve the 613, the 14 valve 614.
In above operational mode, the method of operation of segmented air process unit 2 is after the outer new wind of mixing chamber and indoor return air, by air supply direction successively by surface cooling section 201, and bringing-up section 202, humidifier section 203, the blast pressure provided by fan section 204 enters indoor end.
Pipeline due to fluid reservoir 306 exit of handpiece Water Chilling Units is divided into two-way and is connected to two evaporator refrigerant porch respectively, two evaporator refrigerant exit pipelines are by T joint to compressor 303, and pipeline Ling You mono-tunnel, low-temperature casing formula evaporimeter 302 refrigerant outlet place is connected to the refrigerant inlet of high temperature bushing type evaporimeter 301.Therefore when load is less, all can isolated operation by valve regulated two evaporimeters.During evaporimeter 302 isolated operation of low-temperature casing formula, there is provided chilled water to air-treatment unit 2, system is run with full air mode, and the valve opened in double evaporators refrigeration unit 3 has the first valve 601, first electric expansion valve 701, the 3rd electric expansion valve 703, second stop valve 802.During evaporimeter 301 isolated operation of high temperature bushing type, there is provided chilled water to radiation-induced device end 1, identical with traditional air-conditioning system, the valve opened in double evaporators refrigeration unit 3 has the first valve 601, second electric expansion valve 702, the 3rd valve 603, first stop valve 801.
Above-described specific embodiment; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. a single handpiece Water Chilling Units induced draught and radiation integrated aircondition, it is characterized in that, this aircondition comprises the radiation-induced device (1), segmented air process unit (2), double evaporators handpiece Water Chilling Units (3), cooling tower (4), water supply tank (5), circulating pump (6), electrical auxiliary heater (7), flow-control motor-driven valve (8), water circulating pump (9) and the backwind tube (10) that are positioned at indoor, and indoor wall has top return air inlet (11) and below return air inlet (12);
Described radiation-induced device (1) comprises plenum chamber (101), finned aluminium heat-exchange coil pipe (108) and casing (109), the bottom of casing (109) is provided with radiant panel (106), radiant panel (106) is fixedly connected on the vertical wall of casing (109), the two ends of radiant panel (106) are respectively equipped with induction return air inlet (105), casing (109) top is provided with two pieces of wind deflectors (110), two pieces of wind deflectors (110) are fixedly connected on casing (109), and be provided with secondary side wind pushing nozzle (103) between two pieces of wind deflectors (110), two pieces of baffle plates (111) are provided with in casing (109), two pieces of baffle plates (111) are fixedly connected on radiant panel (106), space is had between two pieces of baffle plates (111), induction mixing chamber (104) is formed between two pieces of baffle plates (111) and radiant panel (106), induction return air inlet (105) is positioned at induction mixing chamber (104) outside, space between secondary side wind pushing nozzle (103) and two pieces of baffle plates (111) is relative, plenum chamber (101) is fixedly connected on casing (109) top, and plenum chamber (101) is provided with primary side air inlet (102), and primary side air inlet (102) is relative with secondary side wind pushing nozzle (103), heat exchange coil (108) is covered in radiant panel (106) surface, and heat exchange coil (108) is positioned at mixing chamber, radiant panel (106) is provided with wind pushing hole (107), and this wind pushing hole (107) is communicated with induction mixing chamber (104),
Described segmented air process unit (2) comprises and setting gradually and the mixing section be interconnected (205), surface cooling section (201), bringing-up section (202), humidifier section (203) and fan section (204), and fan section (204) is connected with the primary side air inlet (102) of plenum chamber (101) by primary side ajutage (13); Be provided with the first volume damper (401) and the first air-valve (501) in primary side ajutage (13), new wind blast pipe (14) is connected with mixing section (205) by the second air-valve (502);
One end of described backwind tube (10) is positioned at indoor, the other end of backwind tube (10) is positioned at outdoor, backwind tube (10) is positioned at indoor one end and is provided with the second volume damper (402), backwind tube (10) is positioned at outdoor pipeline and is provided with the blower fan (15), the first branch road (16) and the second branch road (17) that produce negative pressure section, first branch road (16) is provided with the 3rd volume damper (403), and the end of the first branch road (16) is communicated with fan section (204); Second branch road (17) is provided with the 3rd air-valve (503) communicated with outdoor environment, and the second branch road (17) is communicated with mixing section (205) by the 4th volume damper (404);
Described double evaporators handpiece Water Chilling Units (3) comprises high temperature bushing type evaporimeter (301), low-temperature casing formula evaporimeter (302), compressor (303), tube-in-tube condenser (304), cooling water circulation water pump (305) and fluid reservoir (306);
The refrigerant outlet of compressor (303) is connected with the refrigerant inlet of tube-in-tube condenser (304), the refrigerant outlet of tube-in-tube condenser (304) is connected with the entrance of fluid reservoir (306), the coolant outlet of tube-in-tube condenser (304) is connected with the cooling water inlet of cooling tower (4) by the first valve (601), and the coolant outlet of cooling tower is connected with the cooling water inlet of tube-in-tube condenser (304) by cooling water circulation water pump (305); The outlet of fluid reservoir (306) is divided into two-way by device for drying and filtering (307), the first electric expansion valve (701) of leading up to is connected to the refrigerant inlet of low-temperature casing formula evaporimeter (302), and the first stop valve (801) of leading up to is connected with the refrigerant inlet of the second electric expansion valve (702) with high temperature bushing type evaporimeter (301); The refrigerant outlet of low-temperature casing formula evaporimeter (302) is divided into two-way, lead up to the second valve (602) paramount warm sleeve formula evaporimeter (301) refrigerant inlet connect, the second stop valve (802) of leading up to is connected with the refrigerant inlet of compressor (303) with the 3rd electric expansion valve (703), and high temperature bushing type evaporimeter (301) refrigerant outlet is connected with the refrigerant inlet of compressor (303) by the 3rd valve (603);
The chilled water outlet of low-temperature casing formula evaporimeter (302) is connected with the import of auxiliary heater (7) by the 4th valve (604), the outlet of auxiliary heater (7) is connected with the heat exchange coil import in the surface cooling section (201) of air processor (2) with the 6th valve (606) by the 5th valve (605), heat exchange coil outlet in surface cooling section (201) is connected with the entrance of water circulating pump (6) by the 7th valve (607), one end of flow-control motor-driven valve (8) is connected on the pipeline between the 7th valve (607) and water circulating pump (6), the other end of flow-control motor-driven valve (8) is connected on the pipeline between the 5th valve (605) and the 6th valve (606), the outlet of water circulating pump (6) is divided into two-way after water supply tank (5), the 8th valve (608) of leading up to is connected with the chilled water import of high temperature bushing type evaporimeter (301) with the 9th valve (609), and the tenth valve (610) of separately leading up to is connected with the chilled water import of low-temperature casing formula evaporimeter (302), the chilled water outlet of high temperature bushing type evaporimeter (301) is divided into two tunnels, the 11 valve (611) of leading up to is connected with low-temperature casing formula evaporimeter (302) chilled water import, the 12 valve (612) of separately leading up to is connected with the import of the 13 valve (613) with the heat exchange coil (108) of radiation-induced device (1), and the outlet of heat exchange coil (108) is connected with the chilled water import of high temperature bushing type evaporimeter (301) with the 14 valve (614) by water circulating pump (9).
2. according to single handpiece Water Chilling Units induced draught according to claim 1 and radiation integrated aircondition, it is characterized in that, two described inductions return air inlet (105) are laid along the first mixing chamber (104) symmetry.
3. according to single handpiece Water Chilling Units induced draught according to claim 1 and radiation integrated aircondition, it is characterized in that, also comprise liquid-sighting glass (18), liquid-sighting glass (18) is connected on the pipeline between water circulating pump (6) and water supply tank (5).
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