CN207622294U - A kind of floor radiant cooling unit - Google Patents
A kind of floor radiant cooling unit Download PDFInfo
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- CN207622294U CN207622294U CN201721762992.7U CN201721762992U CN207622294U CN 207622294 U CN207622294 U CN 207622294U CN 201721762992 U CN201721762992 U CN 201721762992U CN 207622294 U CN207622294 U CN 207622294U
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- evaporator
- condenser
- compressor
- refrigerant
- wind
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Abstract
A kind of floor radiant cooling unit,Mainly by compressor,Condenser,First evaporator,Second evaporator,Liquid storage device,Filter,Electric expansion valve,Chilled water pump,Valve and wind turbine composition,Refrigerant is compressed into the condensed device of gas stream of high temperature and pressure through compressor,High temperature refrigerant gas releases heat and becomes high pressure low temperature liquid refrigerants within the condenser,Pass through electric expansion valve reducing pressure by regulating flow after liquid storage device filter,Refrigerant liquid after decompression enters the first evaporator,Air in first evaporator passes through piping connection to the interior for needing desiccant cooling,Refrigerant becomes the mixture of gaseous state and liquid refrigerants in the first evaporator after evaporation endothermic,Refrigerant mixture continues flow through the further evaporation endothermic of the second evaporator,Evaporating completely is being compressed to return to compressor after gaseous coolant,Complete a cycle,It is used by the first evaporator and the second evaporator series,To realize anti-condensation cooling,Heat supply,Individually three kinds of purposes of dehumidifying.
Description
Technical field
The utility model is related to a kind of HVAC Project Engineer field of air conditioning, especially a kind of floor radiant cooling unit.
Background technology
Flooring radiation heat supply is current weight in field of heating ventilation air conditioning since its excellent effect and energy saving are approved by masses
The direction of point application, for the form since heat transmits the physiologic character for meeting people and warming oneself from top to bottom, heat utilization ratio is high, protects
Temp effect is good.With popularizing for floor heating, floor radiant cooling research application has attracted the mesh of many scientific workers
Light, overcome hinder floor radiant cooling application technology barrier realize heating, cooling integration, whether indoor environment comfort or
Equipment cost, energy saving etc. are reduced, is all had great importance.Floor radiant cooling also with floor radiation cold with
Heat exchange of the human body plays preferable heat transfer effect.However, floor radiant cooling have the shortcomings that it is intrinsic, due to the floor when floor is freezed
The temperature on surface is less than the adiabatic condensation temperature of moisture in air, easily forms " moisture condensation " phenomenon.This scientific worker is made great efforts to tackle key problems,
The various measures taken, method are to prevent the generation of dew condensation phenomenon.Major technique has one condenser of a compressor to connect at present
Two evaporators in parallel are connect, two evaporators are respectively that the different chilled water of temperature, the chilled water of higher temperature are produced in room
Indoor main thermic load is undertaken for floor refrigeration cycle, the sky that the chilled water of lower temperature passes through fan coil cool room
Gas.It is excluded since the cold wind temperature of fan coil blowout forms condensed water less than the adiabatic condensation temperature point of room air, plays dehumidifying
Effect, cold wind do not occur ground dew condensation phenomenon by constantly finally eliminating the moisture in air with room air condensation by mixing.
This method needs two sets of chilled water systems and indoor fan coil pipe supply cold wind, condensed water to need water pipe to draw indoors.Also
Patent application document be two sets cooling cycle systems for floor refrigeration, although two sets of autonomous systems can be individually used for freezing
Or dehumidifying, but it is the increase in the quantity of compressor and condenser, and core methed is same as described above.
Invention content
In order to overcome deficiency of the prior art, the utility model to provide a kind of floor radiant cooling unit, the unit needle
The invention of the shortcomings that the prior art is a kind of simple in structure, and the excellent device and method of energy-saving effect makes floor radiant cooling obtain rapidly
Popularization and application is the purpose of the present invention.The device can not only carry out floor radiant cooling, change the flow direction of refrigerant, you can supplied
Warm realization is cold and hot；Independent dehumidifying can be realized by closing evaporator Cold water tap, for hot and cold, three kinds of purposes of dehumidifying.
The technical solution of the utility model is：Refrigerant is compressed into the condensed device of gas stream of high temperature and pressure through compressor, high
Warm cold media gas releases heat and becomes high pressure low temperature liquid refrigerants within the condenser, swollen by electronics after liquid storage device filter
Swollen valve reducing pressure by regulating flow, the refrigerant liquid after decompression enter the first evaporator, and the air in the first evaporator is arrived by piping connection
The interior of desiccant cooling is needed, refrigerant becomes the mixture of gaseous state and liquid refrigerants in the first evaporator after evaporation endothermic, cold
Matchmaker's mixture continues flow through the further evaporation endothermic of the second evaporator, and evaporating completely is carrying out to return to compressor after gaseous coolant
Compression, complete one cycle, by the first evaporator and the second evaporator series use, to realize anti-condensation cooling, heat supply,
Individually three kinds of purposes of dehumidifying.
The utility model has the beneficial effects that：Indoor dehumidification is directly blown by unit using cold wind, eliminates condensed water row
Waterpipe and fan coil end, while reducing room noise.Dehumidifying condensed water condenses discharge directly in unit, dry empty
Gas enters room, reduces rapidly the humidity of room air, according to humidity and the relationship of dew point it is found that the reduction of humidity makes moisture
Close dew temperature decrease, it is difficult to formed floor moisture condensation.Two evaporator series form double evaporation-cooling, and level-one evaporation is due to belonging to
The cold wind of lower temperature is produced in evaporation for the first time, the dewpoint which is significantly lower than moisture in room air makes
Condensed water is discharged as early as possible.The chilled water temperature that refrigerant is produced in the case of loss of refrigeration capacity when dual evaporation is higher, with Interior Space
Air water point moisture condensation point difference is reduced, and is not easy to form dew condensation phenomenon in floor surface, and unit efficiency greatly improves.The pattern makes
Evaporator design becomes easy.A tractor serves several purposes is cost-effective, it can be achieved that three kinds of cooling, heating, dehumidifying purposes.Utilize this method
The unit of design is widely used in indoor temperature and humidity environment needs the place controlled.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
In attached drawing：1. compressor, 2. condensers, 3. liquid storage devices, 4. filters, 5. electric expansion valves, 6. first evaporators,
7. the second evaporator, 8. chilled water pumps, 9. valves, 10. wind turbines, 11. hot winds go out, wind is into, 13. heating circuits outside Room 12., 14.
Condensed water, 15. cold wind go out, and wind returns in Room 16., and 17. high temperature chilled waters go out, and 18. high temperature chilled waters return.
Specific implementation mode
In Fig. 1, according to compressor (1) condenser (2) valve (9) liquid storage device (3) filter (4) electric expansion valve (5)
The sequence of (6) second evaporator (7) of (9) first evaporator of valve connects into refrigeration cycle by conduit, according still further to compressor (1)
The sequence of condenser (2) heating (6) second evaporator (7) of (13) first evaporator of circuit connects into heating circulation by conduit.
Wind turbine (10) is equipped on condenser (2), the first evaporator (6) and the second evaporator (7), condenser all configures on (2)
Wind turbine (10) allow outdoor wind to go out (12) into (11) hot wind to cool down to condenser (2), the first evaporator (6) passes through wind turbine
(10) realize that indoor wind goes back to (16) while cold wind goes out (15), the second evaporator (7) connects leading filled with recirculated water by water pump (8)
Pipe carries out cold and hot exchange, realizes the Efficient Cycle that high temperature chilled water goes out (17) and high temperature chilled water goes back to (18).
The working process of the utility model is as follows：Refrigerant is compressed into the condensed device of gas stream of high temperature and pressure through compressor (1)
(2), high temperature refrigerant gas releases heat and becomes high pressure low temperature liquid refrigerants within the condenser, through liquid storage device (3) filter (4)
Afterwards by electric expansion valve (5) reducing pressure by regulating flow, the refrigerant liquid after decompression enters the first evaporator (6), and the first evaporator (6) is interior
Air by piping connection to the interior for needing desiccant cooling, refrigerant becomes gas after the first evaporator (6) interior evaporation endothermic
The mixture of state and liquid refrigerants, refrigerant mixture continue flow through the second evaporator (7) further evaporation endothermic, and evaporating completely is
Compressor (1) is returned to after gaseous coolant to be compressed again, and a cycle is completed.It is changed with air in the first evaporator (6) interior refrigerant
Cold air is produced after heat, which is blown into interior along blast pipe through wind turbine (10) and is cooled down to room hot-air, backwind tube
The hot-air in room is transported in the first evaporator (6) and is cooled down.Since the air temperature of the first evaporator (6) is relatively low
(for 7 DEG C or so) is far below the condensation temperature of air, generates condensed water outflow at this time.It is moved in circles with secondary, to room air
Moisture carry out dehumidifying eliminate indoor floor there is the condition to condense, iterative cycles thus room air dry.Refrigerant passes through
The second evaporator (7) is flowed to after one evaporator (6) and continues evaporation endothermic, and the second evaporator (7) connects the pipeline filled with recirculated water
To room.About 12 DEG C of high temperature chilled water is produced in the second evaporator (7) interior refrigerant and the further heat exchange of recirculated water, in water pump
(8) floor refrigeration is realized under driving.Since the first evaporator (6) and the second evaporator (7) are used in series, the first evaporator
(6) low compared with the chilled water temperature that the second evaporator (7) is produced to initially evaporate the cold wind produced, it is far below the condensation of room air
Quickly the cooling condensed water that produces is carried out after point temperature, with Indoor Thermal air heat-exchange to the moisture in hot-air to be discharged.Second is cold
Refrigerant consumes a part of cold by first time evaporation in condenser (7), and the chilled water temperature produced is higher, with moisture in air
Dewpoint difference reduces, thus is not easy that floor surface is made to form moisture condensation.The second evaporator (7) is designed to freeze greatly in design
Structure is measured, main thermic load in room room is undertaken and eliminates, since the temperature of chilled water is higher, the efficiency of unit greatly improves.
For the larger area of humidity or rainy day, the present invention is designed with intelligence control system, when humidity is more than 80%, intelligence
Control element action switches off the pump (8), only carries out cold wind cool-down dehumidification cycle, and humidity opens water pump (8) again when dropping to 60%
Into floor refrigeration cycle.Indoor temperature is high and when humidity is big, can be turned off manually intelligence control system and water pump (8) carry out it is single
Only dehumidification work.The unit can be additionally used in winter heating, and when winter heating closes valve (9) and starts heating circuit (13)
Into heating mode, include the application of indoor floor hot water and room air hot wind.
Claims (2)
1. a kind of floor radiant cooling unit, mainly by compressor, condenser, the first evaporator, the second evaporator, liquid storage device, filtering
Device, electric expansion valve, chilled water pump, valve and wind turbine composition, it is characterized in that：According to compressor, condenser, valve, liquid storage device,
Filter, electric expansion valve, valve, the first evaporator, the second evaporator sequence refrigeration cycle is connected by conduit；It presses again
Heating circulation is connected by conduit according to the sequence of compressor, condenser, heating circuit, the first evaporator, the second evaporator；
It is equipped with wind turbine on condenser, the first evaporator and the second evaporator, the wind turbine all configured on condenser allows outdoor wind into heat
Wind, which goes out, cools down to condenser, and the first evaporator realizes that indoor wind returns cold wind simultaneously and goes out by wind turbine, and the second evaporator passes through
Conduit of the water pump connection filled with recirculated water carries out cold and hot exchange.
2. a kind of floor radiant cooling unit according to claim 1, it is characterized in that：First evaporator and the second evaporator series
It uses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721762992.7U CN207622294U (en) | 2017-12-06 | 2017-12-06 | A kind of floor radiant cooling unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721762992.7U CN207622294U (en) | 2017-12-06 | 2017-12-06 | A kind of floor radiant cooling unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207622294U true CN207622294U (en) | 2018-07-17 |
Family
ID=62820365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721762992.7U Expired - Fee Related CN207622294U (en) | 2017-12-06 | 2017-12-06 | A kind of floor radiant cooling unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207622294U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109489195A (en) * | 2018-10-24 | 2019-03-19 | 武汉海尔电器股份有限公司 | Control method and air conditioner for air conditioner |
| TWI677652B (en) * | 2018-09-26 | 2019-11-21 | 財團法人工業技術研究院 | Air Conditioning System |
| CN112797594A (en) * | 2020-12-28 | 2021-05-14 | 珠海格力电器股份有限公司 | Air conditioner and control method thereof |
| CN115854448A (en) * | 2022-12-28 | 2023-03-28 | 北京建筑大学 | Double-evaporation temperature and humidity independent control air conditioner |
| CN112798750B (en) * | 2021-03-26 | 2023-09-08 | 开封大学 | Multifunctional food detection table |
-
2017
- 2017-12-06 CN CN201721762992.7U patent/CN207622294U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI677652B (en) * | 2018-09-26 | 2019-11-21 | 財團法人工業技術研究院 | Air Conditioning System |
| CN109489195A (en) * | 2018-10-24 | 2019-03-19 | 武汉海尔电器股份有限公司 | Control method and air conditioner for air conditioner |
| CN109489195B (en) * | 2018-10-24 | 2021-08-24 | 武汉海尔电器股份有限公司 | Control method for air conditioner and air conditioner |
| CN112797594A (en) * | 2020-12-28 | 2021-05-14 | 珠海格力电器股份有限公司 | Air conditioner and control method thereof |
| CN112798750B (en) * | 2021-03-26 | 2023-09-08 | 开封大学 | Multifunctional food detection table |
| CN115854448A (en) * | 2022-12-28 | 2023-03-28 | 北京建筑大学 | Double-evaporation temperature and humidity independent control air conditioner |
| CN115854448B (en) * | 2022-12-28 | 2024-09-20 | 北京建筑大学 | Double-evaporation temperature and humidity independent control air conditioner |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180717 Termination date: 20201206 |
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| CF01 | Termination of patent right due to non-payment of annual fee |