WO2018100657A1 - Unité intérieure pour climatisation - Google Patents

Unité intérieure pour climatisation Download PDF

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Publication number
WO2018100657A1
WO2018100657A1 PCT/JP2016/085482 JP2016085482W WO2018100657A1 WO 2018100657 A1 WO2018100657 A1 WO 2018100657A1 JP 2016085482 W JP2016085482 W JP 2016085482W WO 2018100657 A1 WO2018100657 A1 WO 2018100657A1
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WO
WIPO (PCT)
Prior art keywords
air
water supply
indoor unit
blower
supply amount
Prior art date
Application number
PCT/JP2016/085482
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English (en)
Japanese (ja)
Inventor
雄輝 土田
Original Assignee
三菱電機株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP2018553560A priority Critical patent/JP6745906B2/ja
Priority to PCT/JP2016/085482 priority patent/WO2018100657A1/fr
Publication of WO2018100657A1 publication Critical patent/WO2018100657A1/fr

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    • 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
    • F24F3/12—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 treatment of the air otherwise than by heating and cooling
    • F24F3/14—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 treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F6/00—Air-humidification, e.g. cooling by humidification
    • F24F6/02—Air-humidification, e.g. cooling by humidification by evaporation of water in the air

Definitions

  • This invention relates to an indoor unit for air conditioning equipped with a drip pervaporation type humidifier.
  • a humidifier is installed in an air conditioning indoor unit that performs air conditioning, and a humidifying function is added.
  • Some humidifiers installed in air conditioning indoor units employ a drip pervaporation type humidification method.
  • the drip pervaporation humidifier performs humidification by dripping water from the top of the humidification module with a water supply header to wet the humidification module, and further allowing the airflow from the indoor unit for air conditioning to pass through the humidification module.
  • the indoor unit for air conditioning in which the humidifier is mounted in this way increases the humidification efficiency by operating the humidifier simultaneously with the heating operation, thereby allowing the airflow warmed by the heat exchanger to pass through the humidification module.
  • the humidifying capacity of the dripping pervaporation humidifier also depends on the amount of air passing through the humidifying module. For example, in an indoor unit for air conditioning in which the blower is inverter-controlled, the air volume is easily changed from a remote controller or the like, but in a humidifier that adjusts the amount of water supply based on the air state as in Patent Document 1, the air volume is reduced. If this happens, water may be supplied in excess of the humidification capacity, and water may be wasted.
  • This invention was made in order to solve the above problems, and it aims at providing the indoor unit for an air conditioning which can suppress the waste of the water supplied to a humidifier with respect to the change of an air volume.
  • An indoor unit for air conditioning according to the present invention is heated by a heat exchanger that heats air, a blower that supplies air to the heat exchanger, an inverter that drives the blower with variable air volume, and the heat exchanger
  • a humidification module that humidifies air
  • a water supply amount adjuster that adjusts the amount of water supplied to the humidification module
  • a control device that controls the water supply amount adjuster based on the air volume of the blower.
  • the water supply to the humidifier can be controlled so that the water supply amount corresponds to the humidification capacity corresponding to the air volume, and a water saving effect can be obtained.
  • FIG. 1 It is a schematic side view which shows the internal structure of the indoor unit for air conditioning which concerns on Embodiment 1 of this invention. It is a block diagram which shows the function structure of the control apparatus which concerns on Embodiment 1 of this invention. It is a figure which shows the relationship between the air volume ratio of the indoor unit for air conditioning which concerns on Embodiment 1 of this invention, and a humidification capability ratio. It is explanatory drawing which shows the relationship between the humidification capability and suction air temperature for demonstrating the relationship of FIG. It is a figure which shows the time of an open state, and the time of a closed state at the time of the airflow ratio X of the water supply amount regulator which concerns on Embodiment 1 of this invention. It is a figure which shows the time of the open state, and the time of a closed state at the time of air volume ratio Y ( ⁇ X) of the water supply amount regulator which concerns on Embodiment 1 of this invention.
  • FIG. 1 is a schematic side view showing an internal configuration of an air conditioning indoor unit according to Embodiment 1 of the present invention.
  • the indoor unit 1 for air conditioning is an indoor unit of a stationary air conditioner packaged air conditioner
  • FIG. 1 shows a state where the air conditioning indoor unit 1 is installed on the floor of the indoor space that is the air conditioning target space, and also shows the arrangement of each part of the air conditioning indoor unit 1.
  • the air conditioning indoor unit 1 includes a housing 2 that forms an outer frame. In the housing 2, a blower 10, a heat exchanger 12, a humidifier 20, a control device 13, an inverter 14, and the like are installed. ing.
  • the air conditioning indoor unit 1 also includes a water supply amount adjuster 22 that adjusts the amount of water supplied to the humidifier 20, a remote controller 11 that is operated by the user, and the like.
  • the arrows 30a and 30b in the figure indicate the direction of air flow.
  • casing 2 has the suction inlet 2a and the blower outlet 2b, and the air of indoor space is taken in in the housing
  • the air taken into the housing 2 is warmed by the heat exchanger 12, humidified by the humidifier 20, and then blown out through the outlet 2b in the direction of the arrow 30b.
  • the suction port 2 a is formed on a part of the side surface of the housing 2, and the air outlet 2 b is formed on the top plate of the housing 2.
  • a duct 16 is connected to the air outlet 2b of the housing 2, and the air blown out from the air outlet 2b is sent out to the indoor space through the duct 16.
  • the heat exchanger 12 is part of the refrigeration cycle.
  • the air conditioning indoor unit 1 is connected to an air conditioning outdoor unit (not shown), and the air conditioning outdoor unit includes a compressor, an outdoor heat exchanger, a throttle device, and the like.
  • the heat exchanger 12 is connected to these devices mounted in the outdoor unit for air conditioning via a pipe to constitute a refrigeration cycle.
  • the heat exchanger 12 includes a heat transfer tube, a large number of fins, and the like, and exchanges heat between the refrigerant circulating in the refrigeration cycle and the ambient air.
  • the heat exchanger 12 functions as a condenser and warms the air passing therethrough.
  • the humidifier 20 is a drip pervaporation type humidifier, and includes a water supply header 23, a humidification module 24, and the like.
  • a water supply pipe 21 is connected to the water supply header 23 of the humidifier 20, and water from a water supply source outside the housing 2 is supplied to the humidifier 20 through the water supply pipe 21.
  • An arrow 31 in the figure indicates the direction of water supply from the water supply source to the humidifier 20.
  • the water supply header 23 is formed in a long and narrow pipe shape, and includes a plurality of small nozzles for dropping water at regular intervals.
  • the water supply header 23 is provided on the upper portion of the humidifier 20, and drops water from a water supply source through a plurality of nozzles to uniformly wet the humidifier module 24 provided on the lower portion of the humidifier 20.
  • the humidification module 24 is composed of, for example, a paper-like humidifier, and humidifies the air heated by the heat exchanger 12.
  • the humidifier 20 is installed on the downstream side adjacent to the heat exchanger 12, and is configured such that the air heated by the heat exchanger 12 passes directly through the humidification module 24.
  • the water supply amount adjuster 22 is provided in the water supply pipe 21 between the water supply source and the water supply header 23 and adjusts the water supply amount supplied to the humidifier 20.
  • the water supply amount adjuster 22 is configured by an open / close valve, a variable opening degree valve, or the like.
  • the water supply amount adjuster 22 is configured by the electromagnetic valve valve 22a and the water supply and the water supply stop are switched by opening and closing the electromagnetic valve valve 22a will be described as an example.
  • the solenoid valve valve 22a can change the duty ratio of the water supply by intermittent opening and closing, so that the amount of water supply per certain time can be adjusted.
  • the water supply amount regulator 22 is controlled by the control device 13, the water supply control and the specific operation of the electromagnetic valve 22a will be described later.
  • the blower 10 supplies air to the heat exchanger 12, and includes a fan and a fan motor.
  • the motor shaft of the fan motor is directly connected to the fan, and the rotation of the fan motor is transmitted to the fan and the fan rotates to generate an air flow.
  • the inverter 14 is built in the control device 13 and connected to a fan motor.
  • the inverter 14 drives the blower 10 based on the fan speed calculated by the control device 13 during the operation of the air conditioning indoor unit 1.
  • the inverter 14 changes the fan rotation speed of the blower 10 by changing the inverter frequency, thereby making the air volume variable.
  • the remote controller 11 includes a display unit for displaying information and a plurality of switches operated by a user or the like.
  • the remote controller 11 is connected to the control device 13 so that they can communicate with each other by wire or wireless.
  • the control device 13 is composed of, for example, a my computer.
  • the control device 13 controls air conditioning such as heating, cooling, and humidification performed by the air conditioning indoor unit 1 based on information set in advance and a command input from the remote controller 11. Specifically, during the operation of the air conditioning indoor unit 1, the control device 13 controls the inverter 14 so that the required air volume is obtained, and sets the water supply amount adjuster 22 so that the water supply volume according to the air volume is obtained. Control.
  • the air conditioning indoor unit 1 includes a pressure measuring device 15 and a humidity detector 25.
  • the pressure measuring device 15 is composed of a manometer or the like and detects pressure.
  • the pressure measuring device 15 is used to measure the external static pressure in a state where the air conditioning indoor unit 1 is installed in the indoor space.
  • the pressure measuring device 15 is installed in the duct 16 or a connecting portion with the duct 16 of the air conditioning indoor unit 1.
  • the humidity detector 25 is installed in the air conditioning indoor unit 1 or the indoor space, and detects the relative humidity of the indoor space. Information acquired by the pressure measuring device 15 and the humidity detector 25 is transmitted to the control device 13 via a signal line or the like.
  • FIG. 2 is a block diagram showing a functional configuration of the control device according to Embodiment 1 of the present invention.
  • the control device 13 includes an operation control unit 13a, a measurement unit 13b, an air volume calculation unit 13c, a water supply amount control unit 13d, and a storage unit 13e.
  • the operation control unit 13a controls the inverter 14 so that the required air volume is obtained during the operation of the indoor unit 1 for air conditioning.
  • the operation control unit 13 a receives a command input to the remote controller 11.
  • the operation control unit 13a acquires necessary information from the storage unit 13e or the like and displays it on the display unit of the remote controller 11.
  • the operation control unit 13a calculates a fan speed corresponding to the air volume required in the received command.
  • the air conditioning indoor unit 1 is configured so that a desired air volume can be designated according to an airway pressure loss such as an external static pressure depending on the installation state.
  • the operation control unit 13a refers to the PQ characteristics stored in the storage unit 13e during the operation of the air conditioning indoor unit 1, and calculates the fan rotation speed corresponding to the required air volume. Is configured to do.
  • the PQ characteristic indicates the relationship between the static pressure obtained by adding the external static pressure (air path resistance) in the installed state to the internal static pressure unique to the air conditioning indoor unit 1 and the air volume.
  • the PQ characteristics are measured in advance and stored in the storage unit 13e in a table or approximated form.
  • the operation control unit 13a calculates the required fan rotation speed from the PQ characteristics, and controls the inverter 14 so that the blower 10 is driven at the calculated fan rotation speed.
  • the operation control unit 13a communicates with a measurement unit 13b described later. For example, the operation control unit 13a transmits a command to perform measurement of the PQ characteristic to the measurement unit 13b. In this case, the operation control unit 13a causes the inverter 14 to drive the blower 10 while the measurement unit 13b performs measurement, and transmits control information of the inverter 14 to the measurement unit 13b. In addition, the operation control unit 13a acquires, for example, information on the relative humidity detected by the humidity detector 25 from the measurement unit 13b.
  • the operation control unit 13a is configured to perform humidification priority control that prioritizes humidification so that the humidification request is satisfied when the relative humidity of the indoor space has not reached the preset required relative humidity. Also good. While such control is being performed, the operation control unit 13a displays on the display unit of the remote controller 11 that the humidification priority control is being performed, and restricts the change in the air volume from the remote controller 11. Good.
  • the measuring unit 13b measures the PQ characteristics necessary for the above-described air volume control and calculation of the air volume described later.
  • the measurement unit 13b measures the PQ characteristic.
  • the measurement unit 13b acquires control information of the inverter 14 from the operation control unit 13a, and acquires pressure information from the pressure measuring device 15 installed in the duct 16.
  • the measurement unit 13b generates a PQ characteristic based on the acquired pressure information and the in-machine static pressure information stored in advance in the storage unit 13e, and stores the PQ characteristic in the storage unit 13e.
  • the PQ characteristic is necessary information for performing the air volume control by the inverter 14, but such characteristic information is also used for determining the humidifying capacity of the humidifier 20. Therefore, an operator or the like may operate the remote controller 11 after installing the air conditioning indoor unit 1 and cause the measurement unit 13b to measure the PQ characteristic.
  • the measurement unit 13b acquires information on the relative humidity of the indoor space from the humidity detector 25.
  • the measurement unit 13b transmits the acquired information on relative humidity to the operation control unit 13a.
  • the air volume calculation unit 13c calculates the air volume during the operation of the air conditioning indoor unit 1.
  • the air volume calculation unit 13c acquires operation information from the operation control unit 13a.
  • the operation information is, for example, presence / absence of a humidification request and control information of the inverter 14. Since the blower 10 is inverter-controlled, the fan rotation speed is obtained from the control information of the inverter 14.
  • the air volume calculation unit 13c refers to the PQ characteristics stored in the storage unit 13e. When there is a humidification request, the air volume calculation unit 13c calculates the air volume of the blower 10 based on the fan rotation speed at which the blower 10 is driven and the PQ characteristic with the external static pressure added. The air volume calculation unit 13c transmits the calculated air volume of the blower 10 to the water supply amount control unit 13d.
  • the water supply amount control unit 13d controls the water supply amount adjuster 22 so that the water supply amount that provides the humidification capacity corresponding to the air volume is supplied to the humidification module 24.
  • the water supply amount control unit 13d receives the calculated air amount from the air amount calculation unit 13c, and transmits a control signal to the electromagnetic valve 22a.
  • the water supply amount control unit 13d sets the water supply amount so that the humidification module 24 is wetted with the minimum amount of water necessary for the calculated air volume.
  • the water supply amount control unit 13d controls the opening and closing of the electromagnetic valve 22a so that the set water supply amount is supplied. Specifically, the water supply amount control unit 13d adjusts the water supply amount per fixed time by changing the duty ratio of the water supply of the solenoid valve 22a.
  • FIG. 3 is a diagram showing the relationship between the air volume ratio and the humidifying capacity ratio of the air conditioning indoor unit according to Embodiment 1 of the present invention.
  • FIG. 4 is an explanatory diagram showing the relationship between the humidifying capacity and the intake air temperature for explaining the relationship of FIG.
  • the required water supply amount is calculated from the relationship between the air volume ratio and the humidifying capacity ratio as shown in FIG.
  • the air volume ratio of 1 represents the specification value of the rated air volume of the air conditioning indoor unit 1.
  • the slope of the humidifying capacity ratio with respect to the air volume ratio as shown in FIG. 3 depends on the type of humidifying material of the humidifying module 24 and the like.
  • the humidifying capacity at an arbitrary temperature and humidity at the rated air volume (air volume ratio is 1) is set to 1 as the humidifying capacity ratio. For example, when the humidifying capacity ratio is 0.85 when the air volume ratio is 0.8, the required water supply amount is simply 0.85 times the water supply amount when the humidifying capacity is 100%. Since the relationship between the air volume ratio and the water supply capacity ratio varies depending on the humidifier 20, it is preferable that the relationship is acquired in advance and stored in the storage unit 13 e in a table or approximated form.
  • FIG. 3 shows the humidifying capacity ratio when the temperature and humidity are constant, but the humidifying capacity varies depending on the temperature and humidity as shown in FIG. 4, for example.
  • FIG. 4 shows the humidifying capacity when the air volume is fixed as the rated air volume (the air volume ratio is 1), the indoor unit 1 for air conditioning sucks air of an arbitrary temperature and relative humidity, and the air passes through the humidifier 20.
  • W1 indicates a humidifying capacity when the relative humidity is H1
  • W2 indicates a humidifying capacity when the relative humidity is H2
  • W3 indicates a humidifying capacity when the relative humidity is H3.
  • the relative humidity H1, H2, and H3 have a relationship of H1 ⁇ H2 ⁇ H3. The relationship shown in FIG.
  • the average humidity humidification capability in FIG. 4 is, for example, the average humidity humidification capability in FIG. 4 as a representative value, but is not particularly limited thereto.
  • a relationship as shown in FIG. 3 may be acquired for each of a plurality of air conditions, and a change in the humidifying capacity due to temperature and humidity may be taken into account in setting the required water supply amount.
  • FIG. 5A is a diagram showing an open state time and a closed state time when the air flow rate ratio X of the water supply amount regulator according to Embodiment 1 of the present invention is used.
  • FIG. 5B is a diagram showing an open state time and a closed state time when the air flow rate ratio Y ( ⁇ X) of the water supply amount regulator according to Embodiment 1 of the present invention.
  • FIG. 5A and 5B show changes in the open / close state of the solenoid valve 22a over time.
  • the time during which the solenoid valve 22a is open is indicated by t1
  • the time during which the solenoid valve 22a is closed is indicated by t2.
  • the water supply stop time is (1 ⁇ ) [h]. That is, when the water supply capacity (water supply pressure) is constant and the humidifying capacity ratio is ⁇ , the relationship between the time t1 when the electromagnetic valve valve 22a is open and the time t2 when the solenoid valve 22a is closed is set as follows (Equation 1). The amount of water supply is adjusted to the amount of water necessary to exhibit the humidifying ability.
  • the humidifying capacity ratio is defined for each humidifier 20, and the minimum value (minimum water supply amount) depends on the configuration and size of the humidifier 20.
  • FIG. 5A and FIG. 5B show that when the air flow ratios are different, the time t1 of the open state per time in the intermittent operation of the solenoid valve 22a is constant, and the time t2 of the closed state per time is changed.
  • the water supply is adjusted. That is, in the control of the solenoid valve 22a, when the air flow ratio X, the duty ratio is increased to increase the water supply amount, and when the air flow ratio Y ( ⁇ X), the duty ratio is larger than that of the air flow ratio X. To reduce the amount of water supply.
  • the fan of the blower 10 When the heating operation is set for the air conditioning indoor unit 1 via the remote controller 11, the fan of the blower 10 is started. The outside air is sucked into the air conditioning indoor unit 1 by the rotation of the fan, passes through the heat exchanger 12, and is warmed. The warmed air subsequently passes through the humidifying module 24 of the humidifier 20, and at this time, the water wetting the humidifying module 24 is vaporized and is blown out from the air conditioning indoor unit 1 together with the passing air. The air warmed and humidified by the air conditioning indoor unit 1 is supplied to the indoor space through the duct 16 and humidifies the room.
  • the air conditioner indoor unit 1 When the air conditioner indoor unit 1 is in operation, that is, when the blower 10 is rotating, if the fan rotational speed is changed by a command from the remote controller 11 or the like, the static pressure outside the machine and the air volume change accordingly, thereby humidifying Capabilities also change. Since the water supply amount adjuster 22 is adjusted so as to have an appropriate water supply amount corresponding to the humidifying capacity, the amount of water discharged from the humidifier 20 without being added to the air is reduced.
  • the air conditioning indoor unit 1 can provide comfortable air conditioning so that the relative humidity approaches the required relative humidity.
  • the air conditioning indoor unit 1 includes the heat exchanger 12 that heats the air, the blower 10 that supplies air to the heat exchanger 12, and the inverter 14 that drives the blower 10 in a variable amount of air.
  • a control device 13 for controlling.
  • the indoor unit 1 for air conditioning can control the water supply to the humidifier 20 so that it may become a moderate water supply amount according to an air volume, and can obtain the water-saving effect.
  • the air conditioning indoor unit 1 is configured such that the air volume is changed by the remote controller 11 or the air volume control is included in the heating operation, the amount of water supplied to the humidifier 20 is adjusted according to the air volume. A water-saving effect can always be obtained against changes in air volume.
  • the inverter 14 changes the air volume of the blower 10 by changing the fan rotation speed of the blower 10.
  • the control device 13 can calculate the air volume based on the control information of the inverter 14 and set the water supply amount.
  • control device 13 calculates the air volume of the blower 10 based on the fan rotation speed and information on the external static pressure stored in advance.
  • the control device 13 can calculate the air volume in consideration of the external static pressure in the state where the air conditioning indoor unit 1 is installed in the indoor space. Therefore, the control device 13 can set a water supply amount suitable for the installation state of the air conditioning indoor unit 1.
  • the air conditioning indoor unit 1 further includes a pressure measuring device 15 that measures the static pressure outside the device, and the control device 13 is an external device measured by the pressure measuring device 15 when the blower 10 is driven by the inverter 14. Memorize the static pressure.
  • the control device 13 generates the PQ characteristics and the like of the indoor unit 1 for air conditioning based on the external static pressure acquired by the pressure measuring device 15, and uses the PQ characteristics for calculating the air volume during operation. Can do.
  • control device 13 controls the water supply amount adjuster 22 so that a water supply amount that provides a humidifying capacity corresponding to the air volume of the blower 10 is supplied to the humidification module 24.
  • the control apparatus 13 can perform humidification with the minimum amount of water supply required in order to exhibit humidification capability, and can further reduce the amount of water drained without being added to air.
  • the water supply amount regulator 22 is an electromagnetic valve valve 22a for opening and closing the water supply passage, and the control device 13 intermittently opens and closes the electromagnetic valve valve 22a to change the duty ratio of the water supply, so Adjust the water supply.
  • an inexpensive and small on-off valve can be used as the water supply amount adjuster 22 instead of a valve whose opening degree can be adjusted, and water supply control can be realized at low cost.
  • the solenoid valve 22a is opened and closed intermittently, if the switching cycle of opening and closing is set short, the amount of water contained in the humidification module 24 is maintained substantially constant in the open state and the closed state.
  • the air conditioning indoor unit 1 further includes a humidity detector 25 that detects the indoor humidity, and the control device 13 has the indoor humidity detected by the humidity detector 25 not reaching a preset required relative humidity.
  • humidification priority control that suppresses the change of the air volume and prioritizes humidification is performed. Accordingly, since humidification is given priority according to the humidity of the indoor space, the air conditioning indoor unit 1 can perform humidification so as to approach the required relative humidity even if the air volume is variable.
  • the embodiment of the present invention is not limited to the above embodiment, and various changes can be made.
  • the indoor unit 1 for air conditioning is a floor-standing type was demonstrated, it is not specifically limited to this.
  • the indoor unit 1 for air conditioning may be installed on a ceiling or a wall surface. In this case, what is necessary is just to devise arrangement
  • control device 13 measures the external pressure by the pressure measuring device 15 and calculates the air volume.
  • a configuration in which the air speed is measured by an anemometer and the air volume is calculated may be employed.
  • FIG. 1 shows the case where the humidifier 20 is arranged along the heat exchanger 12
  • the arrangement of the humidifier 20 in the housing 2 is such that the air heated by the heat exchanger 12 is Any arrangement that passes through the humidifier 20 may be used.
  • Air conditioner indoor unit 2 housing, 2a inlet, 2b outlet, 10 blower, 11 remote controller, 12 heat exchanger, 13 controller, 13a operation controller, 13b measuring unit, 13c air volume calculator, 13d water supply Control unit, 13e storage unit, 14 inverter, 15 pressure measuring device, 16 duct, 20 humidifier, 21 water supply pipe, 22 water supply amount regulator, 22a solenoid valve valve, 23 water supply header, 24 humidification module, 25 humidity detector, 30a, 30b Air flow direction, 31 Water supply direction.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
  • Air Humidification (AREA)

Abstract

La présente invention concerne une unité intérieure pour une climatisation, l'unité intérieure comprenant : un échangeur de chaleur destiné à chauffer de l'air ; une soufflante destinée à alimenter en air l'échangeur de chaleur ; un inverseur destiné à entraîner la soufflante de manière à pouvoir modifier le volume d'air ; un module d'humidification destiné à humidifier l'air chauffé par l'échangeur de chaleur ; un régulateur de la quantité d'alimentation en eau destiné à réguler la quantité d'eau à alimenter au module d'humidification ; et un dispositif de commande destiné à commander le régulateur de la quantité d'alimentation en eau sur la base du volume d'air de la soufflante.
PCT/JP2016/085482 2016-11-30 2016-11-30 Unité intérieure pour climatisation WO2018100657A1 (fr)

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JP2018553560A JP6745906B2 (ja) 2016-11-30 2016-11-30 空調用室内機
PCT/JP2016/085482 WO2018100657A1 (fr) 2016-11-30 2016-11-30 Unité intérieure pour climatisation

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EP3957920A4 (fr) * 2019-04-15 2022-05-25 Daikin Industries, Ltd. Unité de ventilateur, système d'unité de ventilateur et système de traitement d'air
US11614244B2 (en) 2019-04-15 2023-03-28 Daikin Industries, Ltd. Air conditioning system
US12111067B2 (en) 2019-04-15 2024-10-08 Daikin Industries, Ltd. Air conditioning system

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US11614244B2 (en) 2019-04-15 2023-03-28 Daikin Industries, Ltd. Air conditioning system
US12111067B2 (en) 2019-04-15 2024-10-08 Daikin Industries, Ltd. Air conditioning system

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