WO2020049633A1 - 空気調和機の室外機 - Google Patents
空気調和機の室外機 Download PDFInfo
- Publication number
- WO2020049633A1 WO2020049633A1 PCT/JP2018/032754 JP2018032754W WO2020049633A1 WO 2020049633 A1 WO2020049633 A1 WO 2020049633A1 JP 2018032754 W JP2018032754 W JP 2018032754W WO 2020049633 A1 WO2020049633 A1 WO 2020049633A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fan
- outdoor
- fan motor
- electrical component
- temperature
- Prior art date
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/87—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling absorption or discharge of heat in outdoor units
- F24F11/871—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling absorption or discharge of heat in outdoor units by controlling outdoor fans
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/49—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring ensuring correct operation, e.g. by trial operation or configuration checks
-
- 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
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/20—Electric components for separate outdoor units
- F24F1/24—Cooling of electric components
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/88—Electrical aspects, e.g. circuits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
Definitions
- the present invention relates to an outdoor unit of an air conditioner that sends outside air to an outdoor heat exchanger by a fan to exchange heat between refrigerant and outside air.
- an air conditioner in which two outdoor fans for sending outside air to an outdoor heat exchanger are arranged vertically above and below an outdoor unit, when performing a cooling operation in a state where the outside air temperature is low, when the outside air and the refrigerant in the outdoor heat exchanger perform a cooling operation.
- the amount of heat exchange becomes equal to or more than the operation capacity required for the indoor unit, and the room becomes too cold.
- Patent Literature 1 provides a mode for determining a connection state of two fan motors based on a detection value of an outside air temperature sensor, and detects an increase in the temperature of the outdoor heat exchanger by an increase in the detection value of the outside air temperature sensor. When it is determined that two fan motors are connected in reverse, a method of switching the supply destination of the driving power and rotating the intended fan motor has been proposed.
- Patent Literature 1 cannot detect erroneous connection in the case of an outdoor unit of a multi-air-conditioning system for a building in which a plurality of indoor units can be connected and each of the indoor units can be individually operated or stopped. There is a risk.
- the multi-air-conditioning system for buildings is also called a VRF (Variable Refrigerant Flow) system.
- VRF Very Refrigerant Flow
- an outdoor unit having a heat exchange capacity that can endure even when all the connected indoor units are operated is generally selected.
- the outdoor heat exchanger will have a sufficient heat exchange capacity with respect to the operation capacity required by the indoor units. Since the temperature of the exchanger hardly rises and the detection value of the outside air temperature sensor does not rise, erroneous connection cannot be detected.
- the present invention has been made in view of the above, and an object of the present invention is to provide an outdoor unit of an air conditioner that can improve the probability of detecting an erroneous connection of a fan motor.
- an outdoor unit of an air conditioner includes a compressor, a flow path switching device, an outdoor heat exchanger, a decompression device, and an indoor heat exchanger including a refrigerant pipe. And a refrigerant circuit connected via a radiator, two outdoor fans arranged side by side to supply air to the outdoor heat exchanger, two fan motors driving each of the two outdoor fans, and a fan motor connected.
- a control device having two possible fan motor connections, a fan motor power supply capable of independently supplying power to each of the two fan motors connected to the fan motor connection, and an electrical component box surrounding the control device And an electrical component temperature sensor for measuring the temperature of electrical components including at least components that constitute the control device and are installed inside the electronic device.
- the controller controls the temperature of the electric component at the start of the one-fan operation and the electric component after a lapse of a set time from the start of the one-fan operation during the one-fan operation in which only the upper one of the two outdoor fans is operated. By comparing with the temperature of the two fan motors, it is detected which of the two fan motor connections is connected, and based on the detection result, the outdoor fan arranged above is driven.
- a controller for supplying power is provided.
- the outdoor unit of the air conditioner according to the present invention has an effect that the probability of detecting an erroneous connection of the fan motor can be improved.
- FIG. 1 The figure which shows the refrigerant
- Block diagram of a control system of an outdoor unit of the air conditioner according to Embodiment 1. Flow chart showing the flow of the operation of the single fan operation of the outdoor unit of the air conditioner according to Embodiment 1.
- Block diagram of a control system of an outdoor unit of an air conditioner according to Embodiment 2 of the present invention Flow chart showing the flow of the operation of the single fan operation of the outdoor unit of the air conditioner according to Embodiment 2.
- FIG. 1 is a diagram showing a refrigerant circulation path of the air conditioner according to Embodiment 1 of the present invention.
- a plurality of indoor units 80a and 80b are connected to an outdoor unit 90 to form a VRF system.
- the outdoor unit 90 includes the compressor 1, the flow path switching device 3, the outdoor heat exchanger 4, the first stationary valve 5, and the second stationary valve 6.
- the compressor 1, the flow switching device 3, the outdoor heat exchanger 4, the first stationary valve 5, and the second stationary valve 6 are connected by a refrigerant pipe, and constitute a refrigerant circuit 30.
- the compressor 1 sucks the refrigerant, compresses the sucked refrigerant to a high-temperature and high-pressure state, and conveys the refrigerant to the refrigerant circuit 30.
- the flow path switching device 3 is provided on the downstream side of the compressor 1, and switches between the flow of the refrigerant during the heating operation and the flow of the refrigerant during the cooling operation.
- the outdoor heat exchanger 4 performs heat exchange between air and a refrigerant.
- the outdoor heat exchanger 4 functions as a condenser during the cooling operation, and functions as an evaporator during the heating operation.
- the outdoor unit 90 includes various sensors such as a pressure sensor and a temperature sensor, and the control device 16 including the board and the controller 19.
- the control device 16 is electrically connected to various sensors and the flow path switching device 3. Examples of the sensors included in the control device 16 include the outside air temperature sensor 9, the electrical component temperature sensor 17, the high pressure side pressure sensor 2, and the low pressure side pressure sensor 14.
- the outside air temperature sensor 9 detects the outside air temperature of the outdoor air.
- the electrical component temperature sensor 17 detects a substrate temperature of the control device 16.
- the high pressure side pressure sensor 2 is provided on the discharge side of the compressor 1 and detects the high pressure side pressure of the refrigerant.
- the high pressure side output of the refrigerant is also called the condenser pressure.
- the low pressure side pressure sensor 14 is provided on the suction side of the compressor 1 and detects the low pressure side pressure of the refrigerant.
- the low pressure side of the refrigerant is also called the evaporator pressure.
- the outdoor unit 90 has outdoor fans 7a and 7b for supplying air to the outdoor heat exchanger 4, and fan motors 8a and 8b for driving the outdoor fans 7a and 7b.
- a propeller fan can be applied to the outdoor fans 7a and 7b.
- FIG. 2 is a perspective view of the inside of the outdoor unit of the air conditioner according to Embodiment 1. As shown in FIG. 2, the fan motors 8a and 8b are fixed to the fan motor mounting portion 50.
- FIG. 3 is a block diagram of a control system of the outdoor unit of the air conditioner according to Embodiment 1. As shown in FIG.
- the fan motors 8a and 8b are driven by a controller 19 included in the control device 16 via a fan motor power supply unit 20, fan motor connection units 15a and 15b, and fan motor wiring units 18a and 18b. Is done.
- the outdoor fans 7a and 7b send air to the control device 16 to cool the substrate.
- the control device 16 is surrounded by an electrical component box 40.
- the electrical component box 40 is mounted above the separator 51.
- the electrical components housed in the electrical component box 40 include at least components that constitute the control device 16.
- the components constituting the control device 16 include a circuit board and electronic components, a terminal block for power supply connection, and various sensors.
- a slit (not shown) is provided in the separator 51 to enable the cooling of the control device 16 by blowing air from the outdoor fans 7a and 7b.
- the indoor units 80a and 80b have decompression devices 10a and 10b for decompressing and expanding the refrigerant and indoor heat exchangers 11a and 11b.
- the decompression devices 10a and 10b and the indoor heat exchangers 11a and 11b are connected by a refrigerant pipe.
- the indoor heat exchangers 11a and 11b exchange heat between the air blown by a fan (not shown) and the refrigerant.
- the indoor heat exchangers 11a and 11b function as evaporators during a cooling operation, and function as condensers during a heating operation.
- An expansion valve can be applied to each of the pressure reducing devices 10a and 10b.
- the indoor units 80a and 80b have various temperature sensors.
- the various sensors of the indoor units 80a and 80b and the pressure reducing devices 10a and 10b are electrically connected to the control device 16 like the various sensors of the outdoor unit 90.
- Examples of the temperature sensors of the indoor units 80a and 80b include an evaporator temperature sensor that detects the evaporator temperature of the indoor heat exchangers 11a and 11b.
- the evaporator temperature sensor includes indoor liquid pipe temperature sensors 12a and 12b provided in liquid pipes and indoor gas pipe temperature sensors 13a and 13b provided in gas pipes.
- the air conditioner 100 includes a plurality of indoor units 80a and 80b.
- the indoor units 80a and 80b are connected in parallel by a refrigerant pipe between the first stationary valve 5 and the second stationary valve 6.
- the indoor heat exchanger 11a and the pressure reducing device 10a are connected in the indoor unit 80a.
- the indoor heat exchanger 11b and the pressure reducing device 10b are connected in the indoor unit 80b.
- the indoor heat exchanger 11a is provided with an indoor liquid pipe temperature sensor 12a and an indoor gas pipe temperature sensor 13a.
- the indoor heat exchanger 11b is provided with an indoor liquid pipe temperature sensor 12b and an indoor gas pipe temperature sensor 13b.
- the compressor 1, the flow path switching device 3, the outdoor heat exchanger 4, the first stationary valve 5, the decompression devices 10a and 10b, the indoor heat exchangers 11a and 11b, and the second stationary valve 6 are sequentially connected by pipes to transfer refrigerant.
- a circulating refrigerant circuit 30 is formed.
- the control device 16 controls the operation of the refrigerant circuit 30 and the outdoor fans 7a and 7b. Specifically, based on the detection values obtained by the various sensors, capacity control of the compressor 1, opening control of the pressure reducing devices 10a and 10b, and drive control of the outdoor fans 7a and 7b are performed.
- the outdoor air temperature sensor 9 is attached to the upper part of the outdoor heat exchanger 4, so that it is easily affected by the state of the outdoor air near the outdoor heat exchanger 4.
- the outdoor heat exchanger 4 has a sufficient heat exchange capability with respect to the operation capability required by the indoor unit 80a or the indoor unit 80b.
- the temperature of the outdoor heat exchanger 4 hardly increases, and the detection value of the outdoor air temperature sensor 9 does not increase.
- the outside air flows to the outdoor heat exchanger 4 regardless of the rotation of the outdoor fans 7a and 7b, so that the outside air does not stay and the detection value of the outside air temperature sensor 9 does not increase.
- the outdoor heat exchanger 4 functions as an evaporator, so that the temperature of the refrigerant decreases and the detection value of the outside air temperature sensor 9 also decreases.
- the electrical component temperature sensor 17 even when only one of the indoor units 80a and 80b is operated, the electrical component temperature sensor 17 always detects the electrical component based on the current flowing through the electrical component and the resistance value of the electrical component. Heat is generated, and the detection value of the electrical component temperature sensor 17 increases. In addition, even when the external wind is strong, the electrical component temperature sensor 17 is installed in the electrical component box 40, and thus can detect an increase in the electrical component temperature without being affected by the external wind. Since the electrical component temperature sensor 17 is installed in the electrical component box 40 and is shielded from the outdoor fans 7a and 7b except for the slit provided in the separator 51, the measurement result of the electrical component temperature sensor 17 is obtained.
- the electric component Even during the heating operation, the electric component always generates heat due to the current flowing through the electric component and the resistance value of the electric component, so that a rise in the temperature of the electric component can be detected.
- FIG. 4 is a flowchart showing the flow of the operation of the single fan operation of the outdoor unit of the air conditioner according to Embodiment 1.
- step S101 the controller 19 determines whether a one-fan operation start condition has been satisfied. If the one-fan operation start condition is satisfied, the determination in step S101 is Yes, and the process proceeds to step S102. If the one-fan operation start condition is not satisfied, the result is No in step S101, and step S101 is repeated.
- step S102 the controller 19 outputs a command to the fan motor power supply unit 20 to supply power only to the upper fan motor 8a and stop power supply to the lower fan motor 8b. Further, the controller 19 stores the electrical component temperature measured by the electrical component temperature sensor 17. In this way, the controller 19 executes the one-fan operation.
- step S103 the controller 19 determines whether or not a set time has elapsed since the start of the one-fan operation. If the set time has elapsed since the start of the one-fan operation, the result in step S103 is Yes, and the process proceeds to step S104. If the set time has not elapsed, No is obtained in step S103, and step S103 is repeated.
- step S104 the controller 19 determines whether the difference between the current value of the electrical component temperature measured by the electrical component temperature sensor 17 and the electrical component temperature at the start of the one-fan operation is less than a threshold. If the difference between the electric component temperature at the start of the one-fan operation and the current electric component temperature is less than the threshold, the result of step S104 is Yes, and the process proceeds to step S105. If the difference between the electric component temperature at the start of the one-fan operation and the current electric component temperature is equal to or greater than the threshold value, the determination in step S104 is No, and the process proceeds to step S106.
- step S105 the controller 19 determines that the connection of the outdoor fans 7a and 7b is normal, and proceeds to step S108.
- step S106 the controller 19 determines that the connections of the outdoor fans 7a and 7b are reversed, and proceeds to step S107.
- step S107 the controller 19 stops supplying power to the fan motor connection unit 15a and starts supplying power to the fan motor connection unit 15b. That is, the controller 19 switches power supply to the fan motor connection units 15a and 15b. Therefore, contrary to the normal state, the power supply to the fan motor 8b connected to the fan motor connection part 15a is stopped, and the power supply to the fan motor 8a connected to the fan motor connection part 15b is started. You.
- step S107 ends, the process proceeds to step S108.
- step S108 the controller 19 determines whether a one-fan operation end condition has been satisfied. If the one-fan operation end condition is satisfied, the determination in step S108 is Yes, and the process ends. If the one-fan operation end condition is not satisfied, the determination in step S108 is No, and step S108 is repeated.
- the outdoor unit 90 of the air conditioner 100 according to Embodiment 1 performs the cooling operation only with a small number of indoor units in order to detect the erroneous connection of the fan motors 8a and 8b based on the detection value of the electrical component temperature sensor 17. In this case, that is, even if the cooling operation is performed by only one of the indoor units 80a and 80b, the erroneous connection of the fan motors 8a and 8b can be detected.
- the outdoor unit 90 of the air conditioner 100 since the electric component temperature sensor 17 is installed in the electric component box 40, the outside air is strong and air stays around the outside air temperature sensor 9. Without detecting, the erroneous detection of the fan motors 8a and 8b can be detected even under the condition that the detection value of the outside air temperature sensor 9 does not increase.
- the operation in which the amount of heat exchange between the outside air and the refrigerant in the outdoor heat exchanger is required in the indoor unit also in the heating operation in the high outside temperature environment Can be more than ability.
- the outdoor heat exchanger 4 is not operated in the heating operation. Since it functions as an evaporator, the outside air temperature measured by the outside air temperature sensor 9 decreases.
- the outdoor unit 90 of the air conditioner 100 detects the erroneous connection of the fan motors 8a and 8b based on the detection value of the electrical component temperature sensor 17, and thus performs the heating operation in a high outdoor temperature environment. Even in the case of performing the connection, the erroneous connection of the fan motors 8a and 8b can be detected.
- FIG. FIG. 5 is a block diagram of a control system of an outdoor unit of an air conditioner according to Embodiment 2 of the present invention.
- the outdoor unit 90 of the air conditioner 100 according to Embodiment 2 is different from the outdoor unit 90 of the air conditioner 100 according to Embodiment 1 in that the control device 16 includes a connection state storage unit 21.
- the connection state storage unit 21 stores connection state information indicating to which of the fan motor connection units 15a and 15b each of the fan motors 8a and 8b is connected.
- FIG. 6 is a flowchart showing a flow of the operation of the single fan operation of the outdoor unit of the air conditioner according to Embodiment 2.
- the difference from the single fan operation of the outdoor unit 90 according to the first embodiment is that the processes of steps S109 and S110 are added between steps S101 and S102.
- step S109 the controller 19 determines whether or not the connection state information is stored in the connection state storage unit 21. If the connection state information is stored in the connection state storage unit 21, the result is Yes in step S109, the process proceeds to step S110, the connection state information is read from the connection state storage unit 21, and the process proceeds to step S102. If the connection state information is not stored, the answer is No in step S109, and the process proceeds to step S102.
- step S102 the controller 19 outputs a command to the fan motor power supply unit 20 to supply power only to the upper fan motor 8a and stop power supply to the lower fan motor 8b.
- step S110 power is supplied to the fan motor 8a by supplying power to one of the fan motor connection sections 15a and 15b that is connected to the fan motor 8a.
- connection state information is stored in the connection state storage unit 21 in step S105 or step S106.
- Outdoor unit 90 of air conditioner 100 according to Embodiment 2 starts single-fan operation so that only outdoor fan 7a is driven when connection state information is stored in connection state storage unit 21. be able to. Therefore, the control device 16 can be cooled immediately after the start of the one-fan operation, and the possibility that the electrical components fail due to a temperature rise can be reduced.
- the function of the controller 19 of the outdoor unit 90 of the air conditioner 100 according to Embodiment 1 or 2 is realized by a processing circuit.
- the processing circuit may be dedicated hardware or a processing device that executes a program stored in a storage device.
- FIG. 7 is a diagram illustrating a configuration in which the function of the controller of the outdoor unit of the air conditioner according to Embodiment 1 or 2 is realized by hardware.
- the processing circuit 29 incorporates a logic circuit 29 a for realizing the function of the controller 19.
- the function of the controller 19 is realized by software, firmware, or a combination of software and firmware.
- FIG. 8 is a diagram showing a configuration in which the function of the controller of the outdoor unit of the air conditioner according to Embodiment 1 or 2 is realized by software.
- the processing circuit 29 includes a processor 291 that executes the program 29b, a random access memory 292 used by the processor 291 for a work area, and a storage device 293 that stores the program 29b.
- the function of the controller 19 is realized by the processor 291 expanding and executing the program 29b stored in the storage device 293 on the random access memory 292.
- Software or firmware is described in a programming language and stored in the storage device 293.
- the processor 291 can be, but is not limited to, a central processing unit.
- the storage device 293 includes a RAM (Random Access Memory), a ROM (Read Only Memory), a flash memory, an EPROM (Erasable Programmable Read Only Only Memory), or an EEPROM (registered trademark) Electronically Random Memory it can.
- the semiconductor memory may be a nonvolatile memory or a volatile memory.
- a magnetic disk, a flexible disk, an optical disk, a compact disk, a mini disk, or a DVD (Digital Versatile Disc) can be applied to the storage device 293.
- the processor 291 may output data such as a calculation result to the storage device 293 and store the data, or may store the data in an auxiliary storage device (not shown) via the random access memory 292.
- the processing circuit 29 implements the function of the controller 19 by reading and executing the program 29b stored in the storage device 293. It can be said that the program 29b causes a computer to execute a procedure and a method for realizing the function of the controller 19.
- processing circuit 29 may be partially realized by dedicated hardware and partially realized by software or firmware.
- the processing circuit 29 can realize the above-described functions by hardware, software, firmware, or a combination thereof.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Air Conditioning Control Device (AREA)
Abstract
Description
図1は、本発明の実施の形態1に係る空気調和機の冷媒循環経路を示す図である。実施の形態1に係る空気調和機100は、室外機90に複数の室内機80a,80bが接続されVRFシステムを構成している。
図5は、本発明の実施の形態2に係る空気調和機の室外機の制御系のブロック図である。実施の形態2に係る空気調和機100の室外機90は、制御装置16が接続状態記憶部21を有する点で実施の形態1に係る空気調和機100の室外機90と相違している。接続状態記憶部21は、ファンモータ8a,8bの各々がファンモータ接続部15a,15bのどちらに接続されているかを示す接続状態情報を記憶する。
Claims (2)
- 圧縮機と流路切替装置と室外熱交換器と減圧装置と室内熱交換器とが冷媒配管を介して接続された冷媒回路と、
上下に並べて配置され、前記室外熱交換器に空気を供給する二つの室外ファンと、
前記二つの室外ファンの各々を駆動する二つのファンモータと、
前記ファンモータを接続可能な二つのファンモータ接続部と、前記ファンモータ接続部に接続された前記二つのファンモータの各々へ独立して電力供給可能なファンモータ電力供給部を有する制御装置と、
前記制御装置を囲う電装品箱の内部に設置されて少なくとも前記制御装置を構成する部品を含む電装品の温度を測定する電装品温度センサとを備え、
前記制御装置は、前記二つの室外ファンのうち上側の一方のみを運転する片ファン運転時には、前記片ファン運転の開始時の前記電装品の温度と、前記片ファン運転を開始してから設定時間経過後の前記電装品の温度との比較により、前記二つのファンモータの各々が前記二つのファンモータ接続部のどちらに接続されているかを検知し、前記検知の結果に基づいて、上方に配置された前記室外ファンが駆動するように電力供給を行うコントローラを備える空気調和機の室外機。 - 前記二つのファンモータの各々が前記二つのファンモータ接続部のどちらに接続されているかを示す接続状態情報を記憶する接続状態記憶部を備え、
前記コントローラは、前記片ファン運転の開始時に、前記接続状態情報を前記接続状態記憶部から読み出し、前記ファンモータ電力供給部を通じて電力を供給する前記ファンモータを決定する請求項1に記載の空気調和機の室外機。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2018/032754 WO2020049633A1 (ja) | 2018-09-04 | 2018-09-04 | 空気調和機の室外機 |
DE112018007956.2T DE112018007956T5 (de) | 2018-09-04 | 2018-09-04 | Außeneinheit einer Klimaanlage |
JP2020540898A JPWO2020049633A1 (ja) | 2018-09-04 | 2018-09-04 | 空気調和機の室外機 |
AU2018440632A AU2018440632B2 (en) | 2018-09-04 | 2018-09-04 | Outdoor unit of air conditioner |
US17/264,526 US20210293436A1 (en) | 2018-09-04 | 2018-09-04 | Outdoor unit of air conditioner |
CN201880096455.4A CN112567180A (zh) | 2018-09-04 | 2018-09-04 | 空调机的室外机 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2018/032754 WO2020049633A1 (ja) | 2018-09-04 | 2018-09-04 | 空気調和機の室外機 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2020049633A1 true WO2020049633A1 (ja) | 2020-03-12 |
Family
ID=69721493
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2018/032754 WO2020049633A1 (ja) | 2018-09-04 | 2018-09-04 | 空気調和機の室外機 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20210293436A1 (ja) |
JP (1) | JPWO2020049633A1 (ja) |
CN (1) | CN112567180A (ja) |
AU (1) | AU2018440632B2 (ja) |
DE (1) | DE112018007956T5 (ja) |
WO (1) | WO2020049633A1 (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004205118A (ja) * | 2002-12-25 | 2004-07-22 | Mitsubishi Electric Corp | 空気調和装置の制御装置 |
JP2005049001A (ja) * | 2003-07-28 | 2005-02-24 | Matsushita Electric Ind Co Ltd | 空気調和機 |
JP2012193900A (ja) * | 2011-03-16 | 2012-10-11 | Fujitsu General Ltd | 空気調和機の室外機 |
WO2017183156A1 (ja) * | 2016-04-21 | 2017-10-26 | 三菱電機株式会社 | 制御基板及び空気調和機 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003074949A (ja) * | 2001-08-31 | 2003-03-12 | Fujitsu General Ltd | 空気調和機の制御方法 |
CN103052852B (zh) * | 2011-06-29 | 2016-03-02 | 松下电器产业株式会社 | 冷却装置和具有该冷却装置的空气调节机 |
WO2016046992A1 (ja) * | 2014-09-26 | 2016-03-31 | 三菱電機株式会社 | 室内機及び空気調和機 |
CN106662359B (zh) * | 2015-08-06 | 2019-09-27 | 三菱电机株式会社 | 空气调节装置的室内机 |
WO2017077649A1 (ja) * | 2015-11-06 | 2017-05-11 | 三菱電機株式会社 | 空気調和装置の室外機 |
-
2018
- 2018-09-04 WO PCT/JP2018/032754 patent/WO2020049633A1/ja active Application Filing
- 2018-09-04 AU AU2018440632A patent/AU2018440632B2/en active Active
- 2018-09-04 US US17/264,526 patent/US20210293436A1/en not_active Abandoned
- 2018-09-04 CN CN201880096455.4A patent/CN112567180A/zh active Pending
- 2018-09-04 DE DE112018007956.2T patent/DE112018007956T5/de active Pending
- 2018-09-04 JP JP2020540898A patent/JPWO2020049633A1/ja active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004205118A (ja) * | 2002-12-25 | 2004-07-22 | Mitsubishi Electric Corp | 空気調和装置の制御装置 |
JP2005049001A (ja) * | 2003-07-28 | 2005-02-24 | Matsushita Electric Ind Co Ltd | 空気調和機 |
JP2012193900A (ja) * | 2011-03-16 | 2012-10-11 | Fujitsu General Ltd | 空気調和機の室外機 |
WO2017183156A1 (ja) * | 2016-04-21 | 2017-10-26 | 三菱電機株式会社 | 制御基板及び空気調和機 |
Also Published As
Publication number | Publication date |
---|---|
DE112018007956T5 (de) | 2021-06-02 |
US20210293436A1 (en) | 2021-09-23 |
CN112567180A (zh) | 2021-03-26 |
AU2018440632B2 (en) | 2022-06-30 |
JPWO2020049633A1 (ja) | 2021-02-15 |
AU2018440632A1 (en) | 2021-03-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8078326B2 (en) | HVAC system controller configuration | |
JP2002340423A (ja) | 車両用空気調和装置 | |
WO2019244280A1 (ja) | 空気調和装置および運転状態判定方法 | |
JP5493813B2 (ja) | 室外機、空気調和装置、空気調和装置の運転方法 | |
US11451178B2 (en) | Motor drive operation at light load conditions | |
JP5511867B2 (ja) | 冷凍サイクル装置 | |
US10712033B2 (en) | Control of HVAC unit based on sensor status | |
JPH11287538A (ja) | 空気調和機 | |
AU2018444215B2 (en) | Outdoor unit, indoor unit, and air conditioner | |
JP2008039388A (ja) | マルチ式空気調和機 | |
WO2020049633A1 (ja) | 空気調和機の室外機 | |
JP7350151B2 (ja) | 冷凍サイクル装置 | |
EP3872424B1 (en) | Sensor validation | |
JP7081928B2 (ja) | 送風量変化検出装置 | |
JP2008280992A (ja) | 空調装置 | |
US11719457B2 (en) | HVAC system and method for determining a temperature offset between a discharged air temperature and an indoor temperature | |
WO2021149162A1 (ja) | ヒートポンプ装置、ヒートポンプシステム、空気調和機および冷凍機 | |
US11920819B2 (en) | HVAC system operated with adaptive discharge air temperature setpoint | |
JP2011202883A (ja) | 冷凍サイクル装置の熱源機 | |
JP6851353B2 (ja) | 空気調和機 | |
JP2006308221A (ja) | 空気調和装置の運転制御方法 | |
JPWO2020240734A1 (ja) | 空気調和装置 | |
KR19990064989A (ko) | 인버터 에어컨의 전자팽창밸브 보호방법 | |
JP2005345031A (ja) | マルチ型空気調和装置およびその絞り弁開閉動作判定方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 18932443 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2020540898 Country of ref document: JP Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2101001090 Country of ref document: TH |
|
ENP | Entry into the national phase |
Ref document number: 2018440632 Country of ref document: AU Date of ref document: 20180904 Kind code of ref document: A |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 18932443 Country of ref document: EP Kind code of ref document: A1 |