CN107763732A - Radiation air conditioner indoor unit, air conditioning system and control method - Google Patents
Radiation air conditioner indoor unit, air conditioning system and control method Download PDFInfo
- Publication number
- CN107763732A CN107763732A CN201710833739.4A CN201710833739A CN107763732A CN 107763732 A CN107763732 A CN 107763732A CN 201710833739 A CN201710833739 A CN 201710833739A CN 107763732 A CN107763732 A CN 107763732A
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- compressor
- radiation
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- 230000005855 radiation Effects 0.000 title claims abstract description 58
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000004378 air conditioning Methods 0.000 title claims description 19
- 239000003507 refrigerant Substances 0.000 claims abstract description 27
- 230000036760 body temperature Effects 0.000 claims abstract description 17
- 230000001105 regulatory effect Effects 0.000 claims description 24
- 238000013461 design Methods 0.000 claims description 14
- 230000008859 change Effects 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000005057 refrigeration Methods 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000012546 transfer Methods 0.000 description 10
- 239000002826 coolant Substances 0.000 description 3
- 206010044565 Tremor Diseases 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010038743 Restlessness Diseases 0.000 description 1
- 241000220317 Rosa Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
-
- 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
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- 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
- F24F5/0007—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 cooling apparatus specially adapted for use in air-conditioning
- F24F5/001—Compression cycle type
-
- 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
Landscapes
- 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)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention provides a radiation air conditioner indoor unit, an air conditioner system and a control method. According to the radiation air conditioner indoor unit, the air conditioner system and the control method, the microchannel heat exchanger and the radiation plate are arranged, radiation heat exchange and natural convection heat exchange can be achieved, the comfort of a user is improved, the radiation efficiency and the comfort can be improved by arranging the radiation plate, the appearance beautification of the heat exchanger which is difficult to achieve is achieved, the installation and later maintenance difficulty is simplified, the temperature range of heat exchange is enlarged due to the fact that a refrigerant is directly led into a room, the frequency of a compressor and/or the opening degree of an adjusting valve can be intelligently adjusted according to the detected indoor temperature, the body temperature of the user and the body state of the user by arranging the thermal infrared imager and the image acquisition device, the purpose of intelligent control is achieved, and the radiation heat exchange efficiency is improved by arranging the second heat exchanger.
Description
Technical field
The present invention relates to air conditioner technical field, particularly a kind of radiation air-conditioner indoor set, air-conditioning system and controlling party
Method.
Background technology
The problem of traditional air-conditioning system is exchanged heat using convection type, and its is typical is that blowing feeling is strong, Indoor Air
Flow distribution is uneven, and in order to solve the problems, such as the strong method of blowing feeling, radiation heat transfer can be used, but in the prior art, often
It is hot and cold water with radiation medium, heat exchange mode is secondary heat exchange, that is, adds system energy consumption, adds installation cost again, and
It is low to the heat exchange efficiency of interior.
The content of the invention
In order to solve the above-mentioned technical problem, provide one kind directly to be exchanged heat using refrigerant, and intelligent can adjust
Radiation air-conditioner indoor set, air-conditioning system and the control method of heat exchange rate.
A kind of radiation air-conditioner indoor set, including radiant panel and micro-channel heat exchanger and the second heat exchanger, second heat exchange
Device is arranged in parallel with the micro-channel heat exchanger, and the radiant panel is fitted in the micro-channel heat exchanger towards indoor side
On, and the first end of the micro-channel heat exchanger and second heat exchanger, the second end are provided with free convection air port, it is described
The free convection air port of the first end of micro-channel heat exchanger and second heat exchanger, the micro-channel heat exchanger and second
Connect to be formed certainly with the free convection air port at the second end of the micro-channel heat exchanger and the second heat exchanger inside heat exchanger
By heat exchanging air duct.
The micro-channel heat exchanger includes more heat exchanger tubes, and all heat exchanger tubes are set up in parallel, all heat exchange
One end of pipe is provided with inlet, and the other end is provided with liquid outlet, and is provided with and is used between adjacent two heat exchanger tubes
Form the spacing of the part free heat exchanging air duct.
More fins are additionally provided with the micro-channel heat exchanger, all fins are uniformly distributed in all spacing
It is interior.
Second heat exchanger forms a side wall of the free heat exchanging air duct, the entrance of second heat exchanger and institute
The porch for stating micro-channel heat exchanger is provided with regulating valve.
Second heat exchanger is finned tube exchanger or steel flat-tube radiator or full aluminium heater.
The radiation air-conditioner indoor set also includes blower fan, and the micro-channel heat exchanger side is provided with forced convertion air intake
Mouthful, all forced convertion air inlets connect with the free heat exchanging air duct, and the blower fan, which is arranged at, described freely to exchange heat
In air channel.
The radiation air-conditioner indoor set also includes being used for the information collecting device for gathering indoor information, described information collection dress
Put and electrically connected with compressor or choke valve.
Described information harvester includes thermal infrared imager and image collecting device.
The present invention is also provided in a kind of air-conditioning system, including compressor, outdoor heat exchanger, choke valve and claim 1-7
Radiation air-conditioner indoor set described in any one, and the compressor, the outdoor heat exchanger and the radiation air-conditioner indoor set according to
Secondary connection forms recuperated cycle.
Described information harvester electrically connects with the compressor or the choke valve, and the compressor and/or described
Choke valve is controlled by described information harvester.
The present invention also provides a kind of control method of above-mentioned air-conditioning system, including：
1) after receiving timing start-up instruction, determine set temperature value, and according to set temperature value, control the frequency of compressor
The aperture of rate and choke valve；
2) indoor temperature is detected in real time, and compares indoor temperature and design temperature, if indoor temperature and design temperature difference
Increase, then increase the frequency of compressor and/or increase the aperture of choke valve, otherwise keep the frequency and/or choke valve of compressor
Aperture it is constant.
If in heating mode, in step 2), if indoor temperature does not increase with design temperature difference, refrigerant temperature
Temperature range is 27 DEG C to 65 DEG C, if indoor temperature and setting temperature difference increase, the temperature range of refrigerant temperature is 65 DEG C to 100
℃。
If in refrigeration mode, in step 2), if indoor temperature does not increase with design temperature difference, refrigerant temperature
Temperature range is 10 DEG C to 25 DEG C, if indoor temperature and setting temperature difference increase, the temperature range of refrigerant temperature is -15 DEG C to 10
℃
In step 2), the thermal infrared imager detects user's body temperature, if user's body temperature is higher or lower than pre-
If body temp, then the aperture of the regulating valve of compressor frequency and/or regulation radiation indoor heat exchanger is adjusted.
If user's body temperature is higher than default body temp, increases compressor frequency and/or increase opening for regulating valve
Degree；If user's body temperature is less than default body temp, reduces compressor frequency and/or reduce the aperture of regulating valve.
In step 2), described image harvester captured in real-time user's body state simultaneously compares adjacent image twice
Compared with, if user's body state change is more than default excursion, increase the aperture of compressor frequency and/or regulating valve, if with
Family condition change is less than default excursion, then reduces or keep the aperture of compressor frequency and/or regulating valve.
Radiation air-conditioner indoor set, air-conditioning system and control method provided by the invention, by set micro-channel heat exchanger and
Radiant panel, radiation heat transfer and heat transfer free convection can be realized, improve the comfortableness of user, and by setting radiant panel, energy
Radiation efficiency and comfortableness are enough lifted, realizes the outward appearance beautification for too messy heat exchanger, installation is simplified and later period maintenance is difficult
Degree, because refrigerant directly is introduced into interior, increase the temperature range of heat exchange, and by setting thermal infrared imager and IMAQ
Device, can be according to the indoor temperature, user's body temperature and user's body state detected come the frequency of Intelligent adjustment compressor
The aperture of rate and/or regulating valve, reach the purpose of intelligent control, by setting the second heat exchanger, improve the efficiency of radiation heat transfer.
Brief description of the drawings
Fig. 1 is that the structure of the air-conditioning system of radiation air-conditioner indoor set provided by the invention, air-conditioning system and control method is shown
It is intended to；
Fig. 2 is the radiation air-conditioner indoor set of radiation air-conditioner indoor set provided by the invention, air-conditioning system and control method
Structural representation；
Fig. 3 is the radiation air-conditioner indoor set of radiation air-conditioner indoor set provided by the invention, air-conditioning system and control method
Stereogram；
In figure：
1st, radiant panel；2nd, micro-channel heat exchanger；3rd, free convection air port；21st, heat exchanger tube；22nd, fin；23rd, forced convertion
Air inlet；4th, the second heat exchanger；5th, compressor；6th, outdoor heat exchanger；7th, choke valve.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with drawings and Examples pair
The frock of the assembled display component of the present invention is further elaborated.It should be appreciated that specific implementation described herein
Example is only used for explaining the present invention, is not intended to limit the present invention.
Radiation air-conditioner indoor set as shown in Figure 1 to Figure 3, including radiant panel 1 and the heat exchanger of micro-channel heat exchanger 2 and second
4, second heat exchanger 4 is arranged in parallel with the micro-channel heat exchanger 2, and the radiant panel 1 is fitted in the Thermal Performance of Micro Channels
Device 2 towards interior side on, and the first end of the heat exchanger 4 of the micro-channel heat exchanger 2 and second, the second end be provided with from
Right convection current air port 3, and it is the free convection air port 3 of the upper end of 2 and second heat exchanger of the micro-channel heat exchanger 4, described micro- logical
The inside of 2 and second heat exchanger of road heat exchanger 4 is described naturally right with the first end of 2 and second heat exchanger of micro-channel heat exchanger 4
The connection of stream air port 3 forms free heat exchanging air duct, heating condition, and the cold media gas of HTHP enters radiation recuperator condensation heat release
As the refrigerant liquid of normal temperature high voltage, then by throttling arrangement, outdoor heat exchanger completes heating circulation, is changed into microchannel
The refrigerant of the hot heat exchanger 4 of device 2 and second heats the heat exchanger 4 of micro-channel heat exchanger 2 and second, and utilizes heat transfer, by spoke
Plate 1 is penetrated also to be heated, by radiant panel 1 to indoor carry out radiation heat transfer, while the heat exchanger 4 of micro-channel heat exchanger 2 and second
Interior gas is heated, and is risen according to hot-air, and cold air declines, inside the heat exchanger 4 of micro-channel heat exchanger 2 and second
Air rises discharges from the free convection air port 3 of the upper end of the micro-channel heat exchanger 2, and indoor air changes from the microchannel
The free convection air port 3 of the hot lower end of 2 and second heat exchanger of device 4 sucks in the heat exchanger 4 of micro-channel heat exchanger 2 and second and carried out
Heating, it is achieved thereby that freely exchange heat, and outwardly multi-angle launches the electromagnetic waves such as infrared ray to radiant panel 1, is arranged to indoor environment
Thermal discharge, it is achieved thereby that radiation heat transfer, by freely exchanging heat and radiation heat transfer is carried out jointly, increase heat exchange efficiency；Refrigeration work
With this similarly, the gas in the heat exchanger 4 of micro-channel heat exchanger 2 and second is cooled condition, from the micro-channel heat exchanger 2 and
The lower end free convection air port 3 of second heat exchanger 4 is discharged, and indoor air is from the heat exchanger 4 of micro-channel heat exchanger 2 and second
The free convection air port 3 of upper end sucks in the heat exchanger 4 of micro-channel heat exchanger 2 and second and cooled down, it is achieved thereby that from
By exchanging heat, and radiant panel 1 heats, and heat is passed from electromagnetic waves such as the extraneous infrared rays for absorbing object and distributing to itself
It is handed on the micro-channel heat exchanger 2, then is taken away heat by the refrigerant in micro-channel heat exchanger 2, realizes radiation refrigeration, this
Outside, after adding radiant panel 1, the directly sudden and violent leakage of fin 22 can be avoided in the environment, it is ensured that the integrality of fin 22, protect indirectly
Heat exchange area and heat exchange amount are demonstrate,proved, the problem of 2 outward appearance ugliness of micro-channel heat exchanger can be made up in addition, adds the beautification of outward appearance.
Certainly on radiant panel 1, pattern modification, including the processing of rose hollow out official documents and correspondence can be carried out, you can to show U.S. of heat exchanger
Air is seen, again can be as the forced convertion air inlet of heat exchanger.
The micro-channel heat exchanger 2 includes more heat exchanger tubes 21, and all heat exchanger tubes 21 are set up in parallel, all described
One end of heat exchanger tube 21 is provided with inlet, and the other end is provided with liquid outlet, and is all provided between adjacent two heat exchanger tubes 21
It is equipped with the spacing for forming the part free heat exchanging air duct, inlet or the liquid outlet of the refrigerant from the heat exchanger tube 21
The into and out heat exchanger tube 21, realize heating or the refrigeration of exchange heat pipe 21.
More fins 22 are additionally provided with the micro-channel heat exchanger 2, all fins 22 are uniformly distributed in all institutes
State in spacing, the heat exchanger tube 21 is heated or freezed to all fins 22 simultaneously, by fin 22 to freedom of entry
Air in heat exchanging air duct is heated or freezed, and increases heat exchange efficiency.
Second heat exchanger 4 forms a side wall of the free heat exchanging air duct, the entrance of second heat exchanger 4 and
The porch of the micro-channel heat exchanger 2 is provided with regulating valve, and refrigerant can fully enter micro-channel heat exchanger 2, also can be complete
Portion enters the second heat exchanger 4, naturally it is also possible to by adjusting the imported valve of two heat exchangers, to distribute into the cold of two heat exchangers
Matchmaker measures, and when the regulating valve for opening micro-channel heat exchanger 2, when closing the regulating valve of the second heat exchanger 4, refrigerant fully enters microchannel
Heat exchanger 2 carries out the condensation heat release of the evaporation endothermic or heating condition of cooling condition, and the air-conditioning radiator back side is changed with interior
The hot temperature difference is smaller；When the regulating valve for closing micro-channel heat exchanger 2, when opening the regulating valve of the second heat exchanger 4, refrigerant fully enters
Second heat exchanger 4 is exchanged heat, and the heat transfer temperature difference in the front and interior of air-conditioning radiator is smaller；When two heat exchangers regulating valve all
During opening, refrigerant can be exchanged heat according to the aperture of two valves according to different proportion into two heat exchangers, two heat exchangers and interior
Heat transfer temperature difference it is suitable.
Second heat exchanger 4 is the heat exchange of heat pipe of fin 22 or the radiator of steel flat-tube 21 or full aluminium heater.
The radiation air-conditioner indoor set also includes blower fan, and the side of the heat exchanger 4 of micro-channel heat exchanger 2 and second is set
There is forced convertion air inlet 23, all forced convertion air inlets 23 connect with the free heat exchanging air duct, the blower fan
It is arranged in the free heat exchanging air duct, when needing to carry out forced heat-exchanging, namely indoor temperature and default temperature difference mistake
When big, for by opening blower fan forced heat-exchanging can be realized, blower fan is opened, room air is from the forced convertion air inlet 23
Sucked by the blower fan in the free heat exchanging air duct, and from the upper end of the heat exchanger of micro-channel heat exchanger 2 and second with
The free convection air port 3 at end is blown out, and the air of interior and all heat exchanger tubes 21 are sucked from the forced convertion air inlet 23
Exchanged heat with all heat exchangers of fin 22 and second, realize heating or refrigeration, during forced heat-exchanging, gas
Flow velocity is high, can realize quick heat exchange.
The radiation air-conditioner indoor set also includes being used for the information collecting device for gathering indoor information, described information collection dress
Put and electrically connected with compressor 4 or choke valve 6, the frequency of compressor 4 and/or opening for choke valve 6 are controlled by information collecting device
Degree, wherein, information collecting device can gather the temperature and body temperature or human body state of interior, and by comparing temperature
Compressor 4 or choke valve 6 are controlled with adjacent body temperature or human body state.
Described information harvester includes thermal infrared imager and image collecting device, can be caught by the thermal infrared imager
The profiling temperatures of interior are caught, when finding that temperature is too high, system can reduce the frequency of compressor 4 or less coolant quantity, directly
When the temperature extremely collected by judgement is uniform and normal, stop change measure；When finding that temperature is too low, system can improve pressure
The frequency of contracting machine 4 or intensifying valve aperture lifting coolant quantity, until when judging that temperature is uniformly normal, stop change measure, together
When the behavior act of human body is judged by image collecting device, and then by automatically adjusting the frequency of compressor 4 and electric expansion valve
With the valve of radiation air-conditioner device, to adjust refrigerant temperature, the temperature requirement of user's the most comfortable is finally given, it is assumed that thermal infrared imager
Collect that the shell temperature of user is too high, and find that the behavior of user is more restless by IMAQ, now system can be automatic
Comfortable instruction is switched to, by reducing the frequency of compressor 4, or reduces the imported valve aperture of radiation air-conditioner device, it is cold to reduce
Matchmaker measures and the power consumption of compressor 4, and then reduces the refrigerant temperature in radiation air-conditioner device, user is reached optimum experience；When radiation is empty
Device is adjusted to be set as 16 DEG C, when room temperature also reaches design temperature, it is assumed that thermal infrared imager collects the shell temperature mistake of user
It is low, and the user's body of image collecting device feedback trembles, and behavior, the system such as tremble can judge that design temperature is too low,
Need to lift refrigerant temperature, improve the frequency of compressor 4 then and increase the import aperture of radiation air-conditioner device, to increase coolant quantity, enter
And the refrigerant temperature in radiation air-conditioner device is lifted, user is reached the experience of the most comfortable.
The present invention also provides a kind of air-conditioning system, including compressor 4, outdoor heat exchanger 5, choke valve 6 and claim 1-7
Any one of radiation air-conditioner indoor set, and in the compressor 4, the outdoor heat exchanger 5 and the radiation air-conditioner room
Machine is sequentially communicated to form recuperated cycle.
Described information harvester electrically connects with the compressor 4 or the choke valve 6, and the compressor 4 and/or institute
Choke valve 6 is stated to be controlled by described information harvester.
The present invention also provides a kind of control method of above-mentioned air-conditioning system, including：
1) after receiving timing start-up instruction, set temperature value is determined, and according to set temperature value, control compressor 4
The aperture of frequency and choke valve 6；
2) indoor temperature is detected in real time, and compares indoor temperature and design temperature, if indoor temperature and design temperature difference
Increase, then increase the frequency of compressor 4 and/or increase the aperture of choke valve 6, otherwise keep frequency and/or the throttling of compressor 4
The aperture of valve 6 is constant, wherein, detecting indoor temperature in real time includes distribution and the user's body temperature of detection indoor temperature, and leads to
Cross to compare and be adjusted.
If in heating mode, in step 2), if indoor temperature does not increase with design temperature difference, refrigerant temperature
Temperature range is 27 DEG C to 65 DEG C, if indoor temperature and setting temperature difference increase, the temperature range of refrigerant temperature is 65 DEG C to 100
℃。
If in refrigeration mode, in step 2), if indoor temperature does not increase with design temperature difference, refrigerant temperature
Temperature range is 10 DEG C to 25 DEG C, if indoor temperature and setting temperature difference increase, the temperature range of refrigerant temperature is -15 DEG C to 10
℃
In step 2), the thermal infrared imager detects user's body temperature, if user's body temperature is higher or lower than pre-
If body temp, then the aperture of the frequency of compressor 4 and/or the regulating valve of regulation radiation indoor heat exchanger is adjusted.
If user's body temperature is higher than default body temp, increases the frequency of compressor 4 and/or increase opening for regulating valve
Degree；If user's body temperature is less than default body temp, reduces the frequency of compressor 4 and/or reduce the aperture of regulating valve.
In step 2), described image harvester captured in real-time user's body state simultaneously compares adjacent image twice
Compared with, if user's body state change is strong more than default excursion, increase the aperture of the frequency of compressor 4 and/or regulating valve, if
User's body state change is less than default excursion, then reduces or keep the aperture of the frequency of compressor 4 and/or regulating valve.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (16)
- A kind of 1. radiation air-conditioner indoor set, it is characterised in that：Exchanged heat including radiant panel (1) and micro-channel heat exchanger (2) and second Device (4), second heat exchanger (4) are arranged in parallel with the micro-channel heat exchanger (2), and the radiant panel (1) is fitted in described Micro-channel heat exchanger (2) is towards on indoor side, and the of the micro-channel heat exchanger (2) and second heat exchanger (4) One end, the second end are provided with free convection air port (3), and the of the micro-channel heat exchanger (2) and second heat exchanger (4) The free convection air port (3), the micro-channel heat exchanger (2) and the second heat exchanger inside of one end and the Thermal Performance of Micro Channels The free convection air port (3) connection at the second end of device (2) and the second heat exchanger (4) forms free heat exchanging air duct.
- 2. radiation air-conditioner indoor set according to claim 1, it is characterised in that：The micro-channel heat exchanger (2) includes more Root heat exchanger tube (21), all heat exchanger tubes (21) are set up in parallel, and one end of all heat exchanger tubes (21) is provided with feed liquor Mouth, the other end are provided with liquid outlet, and are provided between adjacent two heat exchanger tubes (21) described certainly for forming part By the spacing of heat exchanging air duct.
- 3. radiation air-conditioner indoor set according to claim 1, it is characterised in that：Also set on the micro-channel heat exchanger (2) More fins (22) are equipped with, all fins (22) are uniformly distributed in all spacing.
- 4. radiation air-conditioner indoor set according to claim 1, it is characterised in that：Described in second heat exchanger (4) is formed One side wall of free heat exchanging air duct, the entrance of second heat exchanger (4) and the porch of the micro-channel heat exchanger (2) are equal It is provided with regulating valve.
- 5. radiation air-conditioner indoor set according to claim 4, it is characterised in that：Second heat exchanger (4) is finned tube Heat exchanger or steel flat-tube radiator or full aluminium heater.
- 6. radiation air-conditioner indoor set according to claim 1, it is characterised in that：The radiation air-conditioner indoor set also includes wind Machine, the side of the micro-channel heat exchanger (2) are provided with forced convertion air inlet (23), all forced convertion air inlets (23) connected with the free heat exchanging air duct, the blower fan is arranged in the free heat exchanging air duct.
- 7. radiation air-conditioner indoor set according to claim 1, it is characterised in that：The radiation air-conditioner indoor set also includes using In the information collecting device for gathering indoor information, described information harvester electrically connects with compressor (5) or choke valve (7).
- 8. radiation air-conditioner indoor set according to claim 7, it is characterised in that：Described information harvester includes infrared heat As instrument and image collecting device.
- A kind of 9. air-conditioning system, it is characterised in that：Including compressor (5), outdoor heat exchanger (6), choke valve (7) and claim Radiation air-conditioner indoor set any one of 1-8, and the compressor (5), the outdoor heat exchanger (6) and the radiation are empty Indoor set is adjusted to be sequentially communicated to form recuperated cycle.
- 10. air-conditioning system according to claim 9, it is characterised in that：Described information harvester and the compressor (5) Or choke valve (7) electrical connection, and the compressor (5) and/or the choke valve (7) are by described information harvester control System.
- A kind of 11. control method of the air-conditioning system described in claim 9-10, it is characterised in that：Including：1) after receiving timing start-up instruction, set temperature value is determined, and according to set temperature value, the frequency of control compressor (5) The aperture of rate and choke valve (7)；2) indoor temperature is detected in real time, and compares indoor temperature and design temperature, if indoor temperature increases with design temperature difference, Then increase the frequency of compressor (5) and/or the aperture of increase choke valve (7), otherwise keep the frequency and/or section of compressor (5) The aperture for flowing valve (7) is constant.
- 12. control method according to claim 11, it is characterised in that：If in heating mode, in step 2), if room Interior temperature does not increase with design temperature difference, then the temperature range of refrigerant temperature is 27 DEG C to 65 DEG C, if indoor temperature and setting The temperature difference increases, then the temperature range of refrigerant temperature is 65 DEG C to 100 DEG C.
- 13. control method according to claim 11, it is characterised in that：If in refrigeration mode, in step 2), if room Interior temperature does not increase with design temperature difference, then the temperature range of refrigerant temperature is 10 DEG C to 25 DEG C, if indoor temperature and setting The temperature difference increases, then the temperature range of refrigerant temperature is -15 DEG C to 10 DEG C.
- 14. control method according to claim 11, it is characterised in that：In step 2), the thermal infrared imager detection User's body temperature, if user's body temperature is higher or lower than default body temp, adjust compressor (5) frequency and/or tune The aperture of the regulating valve of section radiation indoor heat exchanger.
- 15. control method according to claim 14, it is characterised in that：If user's body temperature is higher than default body temp When, then increase compressor (5) frequency and/or increase the aperture of regulating valve；If user's body temperature is less than default body temp, Then reduce compressor (5) frequency and/or reduce the aperture of regulating valve.
- 16. control method according to claim 11, it is characterised in that：In step 2), described image harvester is real When shoot and user's condition and adjacent image twice be compared, if user's body state change is more than default change model Enclose, then increase the aperture of compressor (5) frequency and/or regulating valve, if user's body state change is less than default excursion, Reduce or keep the aperture of compressor (5) frequency and/or regulating valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710833739.4A CN107763732A (en) | 2017-09-15 | 2017-09-15 | Radiation air conditioner indoor unit, air conditioning system and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710833739.4A CN107763732A (en) | 2017-09-15 | 2017-09-15 | Radiation air conditioner indoor unit, air conditioning system and control method |
Publications (1)
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| CN108489027A (en) * | 2018-03-23 | 2018-09-04 | 陈旸 | A kind of control method of convection current and the adaptive supply HVAC system of radiation |
| CN110726476A (en) * | 2019-10-21 | 2020-01-24 | 重庆大学 | Thermal environment regulation and control system and regulation and control method based on human body infrared temperature monitoring |
| CN111486510A (en) * | 2020-05-25 | 2020-08-04 | 广东美的制冷设备有限公司 | Air conditioner indoor unit and air conditioner |
| CN111578475A (en) * | 2020-05-25 | 2020-08-25 | 广东美的制冷设备有限公司 | Air conditioner and radiation control method and device of air conditioner |
| CN111578487A (en) * | 2020-05-25 | 2020-08-25 | 广东美的制冷设备有限公司 | Air outlet direction control device of air conditioner indoor unit and air conditioner |
| CN113970172A (en) * | 2020-07-24 | 2022-01-25 | 广东美的制冷设备有限公司 | Air conditioner, radiation control method and device thereof and computer storage medium |
| CN113970175A (en) * | 2020-07-24 | 2022-01-25 | 广东美的制冷设备有限公司 | Air conditioner, radiation control method and device thereof, and computer readable storage medium |
| WO2022121286A1 (en) * | 2020-12-09 | 2022-06-16 | 青岛海尔空调器有限总公司 | Control method and control device of air conditioner and indoor unit of air conditioner |
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