CN218722159U - Temperature and humidity independent control multi-split air conditioner system - Google Patents
Temperature and humidity independent control multi-split air conditioner system Download PDFInfo
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- CN218722159U CN218722159U CN202222812696.0U CN202222812696U CN218722159U CN 218722159 U CN218722159 U CN 218722159U CN 202222812696 U CN202222812696 U CN 202222812696U CN 218722159 U CN218722159 U CN 218722159U
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Abstract
The utility model discloses a humiture independent control multi-split air conditioner system, this system include that off-premises station, off-premises station controller, high temperature coil pipe refrigerant indoor set controller and high temperature coil pipe refrigerant indoor set temperature controller, air treatment indoor set controller, the utility model discloses can provide the independent control of indoor temperature and humidity, can effectively solve the low efficiency that current multi-split air conditioner system refrigeration air-out temperature was low excessively, excessive dehumidification brought, low travelling comfort.
Description
Technical Field
The utility model relates to a many online systems field, concretely relates to humiture independent control many online systems.
Background
The multi-split air conditioning system has attracted attention as a central air conditioning system which has been developed most rapidly and sold most recently for 20 years. The multiple on-line system is generally applied to multi-story buildings and is generally commercially available. The original commercial design is still adopted in the dehumidification design of the existing multi-split air-conditioning system, and the dehumidification calculation is carried out on the basis of 8 square meters and one person.
Whereas domestic dehumidification involves an artificial unit that should be 30 square meters. Due to the difference of dehumidification amounts, in the application of household appliances, the existing design is often excessive dehumidification, the air outlet temperature is too low, and the comfort and the energy conservation are influenced.
In addition, under the refrigeration working condition of the multi-split air-conditioning system, because the temperatures of a dry bulb and a wet bulb of fresh air inlet air are higher, a large amount of fresh air cannot be directly introduced into an indoor unit, otherwise, the imbalance of evaporation temperature can be caused, and in the application of a commercial machine, a refrigerant fresh air fan is often an independent system. However, people are more and more vigorous in demand for indoor fresh air, but the fresh air without a cold source can disturb an indoor flow field, so that the indoor comfort is caused.
Disclosure of Invention
In order to solve the technical problem, the utility model aims at providing an energy-conserving comfortable, humiture stable and humiture independent control many on-line systems that can independent control.
In order to achieve the above purpose, the technical scheme of the utility model is that: the temperature and humidity independent control multi-split system comprises an outdoor unit, an outdoor unit controller for controlling the outdoor unit, at least one high-temperature coil pipe refrigerant indoor unit, a high-temperature coil pipe refrigerant indoor unit controller for controlling the high-temperature coil pipe refrigerant indoor unit and a high-temperature coil pipe refrigerant indoor unit temperature controller.
The air treatment indoor unit comprises a first fan, a fresh air pipe, a return air pipe, an air inlet pipe, an air outlet pipe and a dehumidification module, wherein the fresh air pipe and the return air pipe are connected in parallel to the air inlet pipe, the air inlet pipe is connected with the air outlet pipe through the dehumidification module, the dehumidification module is sequentially provided with a pre-cooling coil, a dehumidification coil and a pre-heating coil from front to back along the wind direction, and the dehumidification coil is connected with the outdoor unit through a refrigerant pipe.
Among the above-mentioned technical scheme, outdoor new trend is connected to new tuber pipe one end.
According to the further technical scheme, an adjustable fresh air valve is arranged on the fresh air pipe, and an adjustable return air valve is arranged on the return air pipe.
According to the further technical scheme, a humidifier is arranged at the air outlet of the air outlet pipe.
According to the further technical scheme, the pre-cooling coil and the pre-heating coil are connected with each other to form a closed loop, a refrigerant is arranged in the closed loop, and the inside of the closed loop is in a vacuum state.
According to the technical scheme, the pre-cooling coil and the pre-heating coil form a closed loop, when mixed air of fresh air and return air with high temperature passes through the pre-cooling coil, the pre-cooling coil absorbs heat in the air, and when temperature difference is generated between refrigerants in the pre-cooling coil and the pre-heating coil, the pre-cooling coil and the pre-heating coil can circulate automatically.
According to the further technical scheme, a water receiving tray is arranged on the lower portion of the dehumidifying coil pipe and connected with a drain pipe.
In a further technical scheme, the humidifier is connected with a water source inlet.
According to the preferable technical scheme, the high-temperature coil pipe refrigerant indoor unit comprises a high-temperature coil pipe and a second fan, wherein the high-temperature coil pipe and the second fan are communicated with the refrigerant pipe.
The utility model has the advantages that:
1. the utility model can provide independent control of indoor temperature and humidity, not only solves the problems of low energy efficiency and low comfort caused by too low refrigeration air-out temperature and excessive dehumidification of the existing multi-split air-conditioning system, but also solves the problem of unbalanced evaporation temperature of the inner machines of different refrigerants;
2. the utility model simultaneously applies the air processing indoor unit and the high temperature coil pipe refrigerant indoor unit in the multi-split air conditioning system, and can ensure the indoor air freshness, humidity and temperature stability while reducing the energy efficiency;
3. the utility model uses the pre-cooling coil and the pre-heating coil in the air treatment indoor unit, and the pre-cooling coil and the pre-heating coil form a heat pipe loop, so that no extra heating and refrigerating equipment is needed, thereby not only reducing the energy efficiency and the volume of the air treatment indoor unit, but also effectively pre-cooling fresh air, and reducing the energy efficiency of the multi-split system again;
4. the utility model uses the adjustable fresh air valve and the adjustable return air valve in the air treatment indoor unit, can introduce fresh air as required to keep the freshness of the indoor air, and simultaneously, the temperature of the fresh air is effectively adjusted by adding the return air, so that the energy efficiency of the multi-split system can be reduced;
5. the utility model discloses be provided with the humidifier at air treatment indoor set air outlet, under the heating operating mode, can effectively adjust the humidity of air.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
The invention will be further described with reference to the following drawings and examples:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the air treatment indoor unit of the present invention;
FIG. 3 is a schematic view of the structure of the high temperature coil pipe refrigerant indoor unit of the present invention;
fig. 4 is a flow chart of the control method of the present invention.
Wherein: 1. an outdoor unit; 2. an outdoor unit controller; 3. a high-temperature coil pipe refrigerant indoor unit; 4. a high temperature coil pipe refrigerant indoor machine controller; 5. a high-temperature coil pipe refrigerant indoor unit temperature controller; 6. an air treatment indoor unit controller; 7. an air handling indoor unit; 8. a refrigerant pipe; 72. a fresh air duct; 73. a return air duct; 74. an air inlet pipe; 75. an air outlet pipe; 76. pre-cooling the coil pipe; 77. a dehumidification coil pipe; 78. preheating a coil pipe; 79. a humidifier; 721. the fresh air valve can be adjusted; 731. an adjustable return air valve; 31. a high temperature coil pipe; 32. and a second fan.
Detailed Description
Example (b): as shown in fig. 1, the independent temperature and humidity control multi-split system comprises an outdoor unit 1, an outdoor unit controller 2 for controlling the outdoor unit, a high-temperature coil pipe refrigerant indoor unit 3, a high-temperature coil pipe refrigerant indoor unit controller 4 for controlling the high-temperature coil pipe refrigerant indoor unit 3, and a high-temperature coil pipe refrigerant indoor unit temperature controller 5, wherein the system comprises an air treatment indoor unit 7 and an air treatment indoor unit controller 6 for controlling the air treatment indoor unit 7, the outdoor unit 1 is connected with the high-temperature coil pipe refrigerant indoor unit 3 and the air treatment indoor unit 7 through refrigerant pipes 8, and the high-temperature coil pipe refrigerant indoor unit 3 is connected with the air treatment indoor unit 7 in parallel.
As shown in fig. 2, the indoor unit 7 for air treatment includes a first fan, a fresh air duct 72, a return air duct 73, an air inlet duct 74, an air outlet duct 75, and a dehumidification module, wherein the fresh air duct 72 and the return air duct 73 are connected in parallel to the air inlet duct 74, the air inlet duct 74 is connected to the air outlet duct 75 through the dehumidification module, the dehumidification module is sequentially provided with a pre-cooling coil 76, a dehumidification coil 77, and a pre-heating coil 78 from front to back along an air direction, and the dehumidification coil 77 is connected to the outdoor unit 1 through a refrigerant pipe 8.
The fresh air pipe 72 is provided with an adjustable fresh air valve 721, and the return air pipe 73 is provided with an adjustable return air valve 731.
The lower part of the dehumidifying coil pipe 77 is provided with a water receiving tray which is connected with a drain pipe.
The pre-cooling coil 76 and the pre-heating coil 78 are connected to each other to form a closed loop, wherein a refrigerant is arranged in the closed loop, and the inside of the closed loop is in a vacuum state.
A humidifier 79 is arranged at the air outlet of the air outlet pipe 75. The humidifier 79 is connected to a water supply inlet.
The working principle of the air-handling indoor unit 7 is as follows:
under the refrigeration working condition:
the air inlet temperature is reduced for the first time by adjusting the adjustable fresh air valve 721 and the adjustable air return valve 731, when the air inlet path passes through the pre-cooling coil pipe 76, the pre-cooling coil pipe 76 absorbs heat to cool for the second time, when the air inlet path passes through the dehumidifying coil pipe 77, because the dehumidifying coil pipe 77 is connected with the refrigerant of the outdoor unit 1, the temperature is very low, the water vapor in the air can be condensed when meeting cold, the water vapor is remained in a water receiving tray below the dehumidifying coil pipe 77, when the air inlet path passes through the preheating coil pipe 78, the heat absorption and the temperature rise are realized, the air outlet path is blown out from the outlet of the air outlet pipe 75, and the air outlet at the moment completes the dehumidification.
Under the heating working condition:
the air inlet temperature is increased for the first time by adjusting the adjustable fresh air valve 721 and the adjustable air return valve 731, when the air inlet path passes through the pre-cooling coil 76, the temperature of the pre-cooling coil 76 is higher than that of the air inlet, the pre-cooling coil 76 releases heat, the temperature is increased for the second time, when the air inlet path passes through the pre-cooling coil 77, the temperature is high because the pre-cooling coil 77 is connected with the refrigerant of the outdoor unit 1, the air inlet absorbs heat and is increased in temperature, when the air inlet path passes through the pre-heating coil 78, the temperature of the pre-heating coil 78 is lower than that of the air inlet, the heat of the air inlet is released and is reduced, and when the hot air humidity does not meet the requirement, the humidifier 79 is started for humidification.
As shown in fig. 3, the high-temperature coil indoor unit 3 includes a high-temperature coil 31 and a second fan 32 that communicate with the refrigerant pipe 8.
As shown in fig. 4, the control method of the present system:
under the refrigeration working condition:
the high-temperature coil pipe refrigerant indoor machine temperature controller 5 controls the outdoor machine 1 to be started, the temperature is set to be 26 ℃, and the humidity is 55%.
The outdoor unit 1 was set to an initial evaporating temperature of 12 ℃. The adjustable fresh air valve 721 and the adjustable return air valve 731 of the air treatment indoor unit 7 are respectively set to have 50% opening degrees and operate for 10 minutes.
The air treatment indoor unit controller 6 calculates a required first evaporation temperature according to the current humidity requirement, the high-temperature coil pipe refrigerant indoor unit controller 4 calculates a required second evaporation temperature according to the current humidity requirement, the first evaporation temperature and the second evaporation temperature are compared, and the outdoor unit 1 operates according to the lower evaporation temperature of the first evaporation temperature and the second evaporation temperature.
Comparing the first evaporation temperature with the second evaporation temperature again, if the second evaporation temperature is far lower than the first evaporation temperature, and if the difference is 5 ℃, increasing the opening degree of the adjustable return air valve 731, and reducing the opening degree of the adjustable fresh air valve 721 under the condition of ensuring that the concentration of the carbon dioxide in the room is lower than a normal value; if the opening of the adjustable fresh air valve 721 and the opening of the adjustable return air valve 731 are adjusted to the limit, the first fan air volume in the indoor air-handling unit 7 is reduced.
Under the heating working condition:
the high-temperature coil pipe refrigerant indoor machine temperature controller 5 controls the outdoor machine 1 to be started, the temperature is set to be 20 ℃, and the humidity is 50%.
The outdoor unit 1 is operated at an initial condensing temperature of 40 ℃. The adjustable return air valve 731 of the air handling indoor unit 7 is set to 100% open, the adjustable fresh air valve 721 is set to 50% open, and the operation is performed for 10 minutes.
The air treatment indoor unit controller 6 calculates a required first condensation temperature according to the current humidity requirement, the high-temperature coil pipe refrigerant indoor unit controller 4 calculates a required second condensation temperature according to the current humidity requirement, the first condensation temperature and the second condensation temperature are compared, and the outdoor unit 1 operates according to the higher condensation temperature of the first condensation temperature and the second condensation temperature.
The air handling indoor unit 7 adjusts the humidifier 79 according to the indoor humidity to meet the indoor humidity requirement.
Claims (8)
1. The utility model provides a humiture independent control multi-split system, includes off-premises station, control the outdoor unit controller of off-premises station, at least one high temperature coil pipe refrigerant indoor set, control the high temperature coil pipe refrigerant indoor set controller and the high temperature coil pipe refrigerant indoor set temperature controller of high temperature coil pipe refrigerant indoor set, its characterized in that: the outdoor unit is connected with the high-temperature coil pipe refrigerant indoor unit and the air treatment indoor unit through refrigerant pipes, and the high-temperature coil pipe refrigerant indoor unit is connected with the air treatment indoor unit in parallel.
2. The temperature and humidity independent control multi-split system according to claim 1, wherein: the air treatment indoor unit comprises a first fan, a fresh air pipe, a return air pipe, an air inlet pipe, an air outlet pipe and a dehumidification module, wherein the fresh air pipe and the return air pipe are connected in parallel to the air inlet pipe, the air inlet pipe passes through the dehumidification module and is connected with the air outlet pipe, the dehumidification module is sequentially provided with a pre-cooling coil, a dehumidification coil and a pre-heating coil from front to back along the wind direction, and the dehumidification coil passes through a refrigerant pipe and is connected with the outdoor unit.
3. The temperature and humidity independent control multi-split system according to claim 2, wherein: the fresh air pipe is provided with an adjustable fresh air valve, and the return air pipe is provided with an adjustable return air valve.
4. The temperature and humidity independent control multi-split system according to claim 2, wherein: and a humidifier is arranged at the air outlet of the air outlet pipe.
5. The temperature and humidity independent control multi-split system according to claim 2, wherein: the pre-cooling coil pipe and the pre-heating coil pipe are connected with each other to form a closed loop, a refrigerant is arranged in the closed loop, and the inside of the closed loop is in a vacuum state.
6. The temperature and humidity independent control multi-split system according to claim 2, wherein: and a water receiving tray is arranged at the lower part of the dehumidifying coil pipe and is connected with a drain pipe.
7. The temperature and humidity independent control multi-split system according to claim 4, wherein: the humidifier is connected with a water source inlet.
8. The temperature and humidity independent control multi-split system according to claim 1, wherein: the high-temperature coil pipe refrigerant indoor unit comprises a high-temperature coil pipe and a second fan, wherein the high-temperature coil pipe and the second fan are communicated with the refrigerant pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222812696.0U CN218722159U (en) | 2022-10-25 | 2022-10-25 | Temperature and humidity independent control multi-split air conditioner system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222812696.0U CN218722159U (en) | 2022-10-25 | 2022-10-25 | Temperature and humidity independent control multi-split air conditioner system |
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| Publication Number | Publication Date |
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| CN218722159U true CN218722159U (en) | 2023-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222812696.0U Active CN218722159U (en) | 2022-10-25 | 2022-10-25 | Temperature and humidity independent control multi-split air conditioner system |
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| CN (1) | CN218722159U (en) |
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