JPH109687A - Air conditioner - Google Patents
Air conditionerInfo
- Publication number
- JPH109687A JPH109687A JP8164123A JP16412396A JPH109687A JP H109687 A JPH109687 A JP H109687A JP 8164123 A JP8164123 A JP 8164123A JP 16412396 A JP16412396 A JP 16412396A JP H109687 A JPH109687 A JP H109687A
- Authority
- JP
- Japan
- Prior art keywords
- compressor
- power failure
- power
- air conditioner
- frequency
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/26—Problems to be solved characterised by the startup of the refrigeration cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
- F25B2600/021—Inverters therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/21—Temperatures
- F25B2700/2115—Temperatures of a compressor or the drive means therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Landscapes
- Air Conditioning Control Device (AREA)
Abstract
(57)【要約】
【課題】復電運転機能を備えた空気調和装置で、停復電
後の再起動時に短時間で停電前の状態に戻す。
【解決手段】停復電後の再起動時の圧縮機運転台数ある
いは駆動周波数を、圧縮機表面温度あるいは圧縮機吐出
冷媒ガス温度によって、停電直前の圧縮機運転台数ある
いは駆動周波数とした。
(57) [Summary] An air conditioner having a power recovery operation function, which quickly returns to a state before a power failure when restarting after a power failure. The number of operating compressors or the driving frequency at the time of restarting after a power failure is set to the number of operating compressors or the driving frequency immediately before a power failure based on the surface temperature of the compressor or the temperature of the refrigerant gas discharged from the compressor.
Description
【０００１】[0001]
【発明の属する技術分野】本発明は空気調和装置に関す
る。[0001] The present invention relates to an air conditioner.
【０００２】[0002]
【従来の技術】従来の装置は、特開平1−256749 号公報
に記載のように、復電後に停止前の運転状態の記憶に従
い自動的に運転を再開するようになっている。2. Description of the Related Art As described in Japanese Patent Application Laid-Open No. 1-256749, a conventional apparatus automatically restarts operation according to the storage of the operating state before stoppage after power recovery.
【０００３】[0003]
【発明が解決しようとする課題】従来技術は、復電後に
自動的に運転を再開する際に停電前の空調負荷状況を考
慮していないために、空調機再起動後に再び圧縮機運転
台数、あるいは、駆動周波数を空調負荷に合わせるのに
時間を要するという問題があった。In the prior art, when the operation is automatically resumed after the power is restored, the air conditioner load condition before the power failure is not taken into account. Alternatively, there is a problem that it takes time to adjust the driving frequency to the air conditioning load.
【０００４】本発明の目的は、瞬時停電の場合に空調機
が一旦停止し、かつ、空調機の冷却対象である電算機が
稼働を継続している場合に、圧縮機表面温度、あるいは
圧縮機吐出冷媒ガス温度より停電時間を判断して、復電
後に短時間に空調機の冷却能力を空調負荷に合わせるこ
とにある。It is an object of the present invention to provide a method for controlling the surface temperature of a compressor or the compressor when the air conditioner is temporarily stopped in the case of an instantaneous power failure and the computer to be cooled by the air conditioner continues to operate. The power interruption time is determined from the temperature of the discharged refrigerant gas, and the cooling capacity of the air conditioner is adjusted to the air conditioning load in a short time after the power is restored.
【０００５】[0005]
【課題を解決するための手段】上記目的を達成するため
に、本発明は圧縮機表面温度を検出する温度センサを設
け、かつ、停電前の運転時の圧縮機駆動周波数をマイク
ロコンピュータ内のメモリに記憶し、復電して運転を再
開するときに前記温度センサにより圧縮機表面温度を検
出して、予め前記メモリに記憶した所定値より圧縮機表
面温度が高い場合には、停電前の運転時の圧縮機駆動周
波数を起動時の目標周波数とした。In order to achieve the above object, the present invention provides a temperature sensor for detecting a compressor surface temperature, and stores a compressor drive frequency during operation before a power failure in a memory in a microcomputer. When the power is restored and the operation is restarted, the compressor surface temperature is detected by the temperature sensor, and if the compressor surface temperature is higher than a predetermined value stored in the memory in advance, the operation before the power failure is performed. The compressor drive frequency at the time was set as the target frequency at the time of startup.
【０００６】また、圧縮機表面温度を検出する温度セン
サを設け、かつ、停電前の運転時の圧縮機運転台数及び
駆動周波数をマイクロコンピュータ内のメモリに記憶
し、復電して運転を再開するときに前記温度センサによ
り圧縮機表面温度を検出して、予め前記メモリに記憶し
た所定値より圧縮機表面温度が高い場合には、停電前の
運転時の圧縮機運転台数と同じ台数を同時に起動し、か
つ、停電前の運転時の駆動周波数を起動時の目標周波数
とした。In addition, a temperature sensor for detecting the compressor surface temperature is provided, and the number of operating compressors and the driving frequency at the time of operation before the power failure are stored in a memory in the microcomputer, and the power is restored to resume the operation. When the compressor surface temperature is detected by the temperature sensor and the compressor surface temperature is higher than a predetermined value stored in the memory in advance, the same number of compressors as the number of compressors during the operation before the power failure is started simultaneously. In addition, the drive frequency during operation before the power failure was set as the target frequency at startup.
【０００７】また、圧縮機吐出冷媒ガス温度を検出する
温度センサを設け、かつ、停電前の運転時の圧縮機駆動
周波数をマイクロコンピュータ内のメモリに記憶し、復
電して運転を再開するときに前記温度センサにより圧縮
機吐出冷媒ガス温度を検出して、予め前記メモリに記憶
した所定値より圧縮機吐出冷媒ガス温度が高い場合に
は、停電前の運転時の圧縮機駆動周波数を起動時の目標
周波数とした。Further, a temperature sensor for detecting the temperature of the refrigerant gas discharged from the compressor is provided, and the compressor drive frequency during operation before the power failure is stored in a memory in the microcomputer, and when the power is restored, the operation is resumed. The compressor discharge refrigerant gas temperature is detected by the temperature sensor, and if the compressor discharge refrigerant gas temperature is higher than a predetermined value stored in the memory in advance, the compressor drive frequency during operation before the power failure is started. Target frequency.
【０００８】また、圧縮機吐出冷媒ガス温度を検出する
温度センサを設け、かつ、停電前の運転時の圧縮機運転
台数及び駆動周波数をマイクロコンピュータ内のメモリ
に記憶し、復電して運転を再開するときに前記温度セン
サにより圧縮機吐出冷媒ガス温度を検出して、予め前記
メモリに記憶した所定値より圧縮機吐出冷媒ガス温度が
高い場合には、停電前の運転時の圧縮機運転台数と同じ
台数を同時に起動し、かつ、停電前の運転時の駆動周波
数を起動時の目標周波数とした。Further, a temperature sensor for detecting the temperature of refrigerant gas discharged from the compressor is provided, and the number of operating compressors and the driving frequency at the time of operation before the power failure are stored in a memory in the microcomputer, and the operation is performed after the power is restored. When restarting, the temperature sensor detects the compressor discharge refrigerant gas temperature, and if the compressor discharge refrigerant gas temperature is higher than a predetermined value stored in the memory in advance, the number of operating compressors during the operation before the power failure Were started simultaneously, and the drive frequency during operation before the power failure was set as the target frequency at startup.
【０００９】以上により、空調機再起動後に短時間で圧
縮機駆動周波数を停電前の状態に戻すことが可能にな
り、空調負荷に適応することが可能となる。As described above, the compressor drive frequency can be returned to the state before the power failure in a short time after the restart of the air conditioner, and it is possible to adapt to the air conditioning load.
【００１０】[0010]
【発明の実施の形態】以下、本発明の実施例を図１から
図４により説明する。DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS.
【００１１】図１は第一実施例の空気調和装置の制御部
の構成を示した説明図であり、図２は第一実施例の制御
のフローチャート、図３は第二実施例の空気調和装置の
制御部の構成を示した説明図、図４は第二実施例の制御
のフローチャートである。FIG. 1 is an explanatory diagram showing the configuration of a control unit of the air conditioner of the first embodiment. FIG. 2 is a flowchart of control of the first embodiment, and FIG. 3 is an air conditioner of the second embodiment. FIG. 4 is a control flowchart of the second embodiment.
【００１２】（第一実施例）図１に示すように、本実施
例で空気調和装置は、マイクロコンピュータ６を搭載し
たプリント基板１により圧縮機２，室内ファン３，室外
ファン４，圧縮機インバータ駆動部５などに対して運転
や停止などの運転制御を行っており、電源７によって電
力が供給されている。また、プリント基板１上には、停
電や復電検出用の回路が組み込まれており、また、電源
７に停電が発生した場合、空気調和装置は一旦停止する
が復電した場合には自動的に運転を再開する制御命令が
マイクロコンピュータ６に組み込まれている。また、圧
縮機２の表面には温度センサが取り付けられており、プ
リント基板１と接続されている。さらにマイクロコンピ
ュータ６は、空気調和装置運転中は圧縮機２の駆動周波
数をマイクロコンピュータ６内のメモリに記憶してい
る。ここで、電源７に停復電が発生した場合、空気調和
装置は停電により停止し、復電により自動的に運転を開
始する。(First Embodiment) As shown in FIG. 1, in this embodiment, an air conditioner comprises a compressor 2, an indoor fan 3, an outdoor fan 4, a compressor inverter by a printed circuit board 1 on which a microcomputer 6 is mounted. Operation control such as operation and stop is performed on the drive unit 5 and the like, and power is supplied from a power supply 7. In addition, a circuit for detecting a power failure or a power recovery is built in the printed circuit board 1, and when a power failure occurs in the power supply 7, the air conditioner temporarily stops but automatically recovers when the power is recovered. A control command for restarting the operation is incorporated in the microcomputer 6. A temperature sensor is mounted on the surface of the compressor 2 and is connected to the printed circuit board 1. Further, the microcomputer 6 stores the drive frequency of the compressor 2 in the memory of the microcomputer 6 during the operation of the air conditioner. Here, when a power failure occurs in the power supply 7, the air-conditioning apparatus stops due to the power failure and automatically starts operation when the power is restored.
【００１３】まず、図２の制御フローに示すように、停
電による停止であったのかどうかを判定し（ＳＴＥＰ
１）、停電停止の場合は、次に頻繁な圧縮機の運転，停
止を防止するために最低３分間は停止させる目的で３分
以上停止しているかどうかを判定する（ＳＴＥＰ２）。
そして、３分以上停止していれば、温度センサ８を使っ
て圧縮機表面温度ｔ℃を計測し（ＳＴＥＰ３）、予めマ
イクロコンピュータ６内のメモリに記憶されている判定
値Ｔ℃より圧縮機表面温度ｔ℃が高ければ（ＳＴＥＰ
４）、停電による停止時間が短いと判断できるため、停
止直前の圧縮機周波数ＡHzをメモリより読み出して目標
周波数として設定して（ＳＴＥＰ５）、空調機を起動す
る（ＳＴＥＰ７）。一方、圧縮機表面温度ｔ℃が判定値
Ｔ℃未満であれば、停電による停止時間が長く、冷媒も
冷凍サイクル内を移動してしまっている可能性があり、
急激に高い圧縮機周波数で起動できない可能性があるた
め、圧縮機始動周波数初期値ＢHzをメモリより読み出し
て目標周波数として設定して（ＳＴＥＰ６）、空調機を
起動する（ＳＴＥＰ７）。以上の動作より、空気調和装
置は、停電による停止時間が短い場合は、短時間で停電
前の状態に戻すことが可能になり、空調負荷に適応する
ことが可能となる。First, as shown in the control flow of FIG. 2, it is determined whether or not the stop is due to a power failure (STEP).
1) In the case of a power failure stop, it is determined whether or not the compressor has been stopped for at least 3 minutes in order to stop the compressor for at least 3 minutes in order to prevent frequent operation and stop of the compressor (STEP 2).
If the operation has been stopped for 3 minutes or more, the compressor surface temperature t.degree. C. is measured using the temperature sensor 8 (STEP 3), and the compressor surface temperature is determined from the determination value T.degree. If the temperature t ° C is high (STEP
4) Since it can be determined that the stop time due to the power failure is short, the compressor frequency AHz immediately before the stop is read from the memory and set as the target frequency (STEP 5), and the air conditioner is started (STEP 7). On the other hand, if the compressor surface temperature t ° C. is less than the determination value T ° C., the stop time due to the power failure is long, and the refrigerant may have moved inside the refrigeration cycle,
Since there is a possibility that the compressor cannot be started at a suddenly high compressor frequency, the compressor starting frequency initial value BHz is read from the memory and set as the target frequency (STEP 6), and the air conditioner is started (STEP 7). From the above operation, when the stop time due to the power failure is short, the air-conditioning apparatus can quickly return to the state before the power failure and adapt to the air conditioning load.
【００１４】（第二実施例）図３に示すように、本実施
例で空気調和装置は第一実施例に加えて圧縮機９と圧縮
機インバータ駆動部１０を備え、２台の圧縮機で空調負
荷に対応している。停復電起動ではない通常の起動時、
マイクロコンピュータ６は圧縮機２、あるいは圧縮機９
のいずれか１台を最初に、起動時所定の駆動周波数を目
標値として圧縮機インバータ駆動部５あるいは１０を介
して起動する。そして起動後、空調負荷が多い場合は１
台目の圧縮機の駆動周波数を上昇させ、それでも冷却能
力が不足する場合には２台目の圧縮機を起動し２台運転
を行う。ここで、電源７に停復電が発生した場合、空気
調和装置は停電により停止し、復電により自動的に運転
を開始する。(Second Embodiment) As shown in FIG. 3, the air conditioner of this embodiment is provided with a compressor 9 and a compressor inverter drive unit 10 in addition to the first embodiment, and includes two compressors. It corresponds to the air conditioning load. At the time of normal startup that is not a power failure startup,
The microcomputer 6 is the compressor 2 or the compressor 9
First, one of the units is started via the compressor inverter drive unit 5 or 10 with a predetermined drive frequency as a target value at the time of start. After startup, if the air conditioning load is large, 1
The drive frequency of the second compressor is increased, and if the cooling capacity is still insufficient, the second compressor is started to operate the second compressor. Here, when a power failure occurs in the power supply 7, the air-conditioning apparatus stops due to the power failure and automatically starts operation when the power is restored.
【００１５】まず、図４の制御フローに示すように、停
電による停止であったのかどうかを判定し（ＳＴＥＰ
１）、停電停止の場合は、次に頻繁な圧縮機の運転，停
止を防止するために最低３分間は停止させる目的で３分
以上停止しているかどうかを判定する（ＳＴＥＰ２）。
そして、３分以上停止していれば、温度センサ８及び１
１を使って圧縮機表面温度ｔ1，ｔ2℃を計測し（ＳＴＥ
Ｐ８）、予めマイクロコンピュータ６内のメモリに記憶
されている判定値Ｔ℃より圧縮機表面温度ｔ1，ｔ2 の
いずれかが高ければ（ＳＴＥＰ９）、停電による停止時
間が短いと判断できるため、停止直前の圧縮機運転台数
及び圧縮機周波数ＡHzをメモリより読み出して起動する
圧縮機運転台数及び目標周波数として設定して（ＳＴＥ
Ｐ１０）、空調機を起動する（ＳＴＥＰ７）。一方、圧
縮機表面温度ｔ1，ｔ2℃がいずれも判定値Ｔ℃未満であ
れば、停電による停止時間が長く、冷媒も冷凍サイクル
内を移動してしまっている可能性があり、急激に高い圧
縮機周波数で起動できない可能性があるため、起動する
圧縮機運転台数は１台とし、圧縮機始動周波数初期値Ｂ
Hzをメモリより読み出して目標周波数として設定して
（ＳＴＥＰ１１）、空調機を起動する（ＳＴＥＰ７）。
以上の動作より、空気調和装置は、停電による停止時間
が短い場合は、短時間で停電前の状態に戻すことが可能
になり、空調負荷に適応することが可能となる。First, as shown in the control flow of FIG. 4, it is determined whether or not the stop is due to a power failure (STEP).
1) In the case of a power failure stop, it is determined whether or not the compressor has been stopped for at least 3 minutes in order to stop the compressor for at least 3 minutes in order to prevent frequent operation and stop of the compressor (STEP 2).
If the operation has been stopped for 3 minutes or more, the temperature sensors 8 and 1
1 to measure the compressor surface temperature t 1 , t 2 ℃ (STE
P8) If any one of the compressor surface temperatures t 1 and t 2 is higher than the judgment value T ° C. previously stored in the memory in the microcomputer 6 (STEP 9), it can be determined that the stop time due to the power failure is short, The number of operating compressors and the compressor frequency AHz immediately before the stop are read out from the memory and set as the number of operating compressors and the target frequency to be started (STE).
P10), the air conditioner is started (STEP 7). On the other hand, if both the compressor surface temperatures t 1 and t 2 ° C. are less than the determination value T ° C., the stop time due to the power failure is long, and the refrigerant may have moved inside the refrigeration cycle. Since there is a possibility that the compressor cannot be started at a high compressor frequency, the number of operating compressors to be started is set to one and the compressor starting frequency initial value B
Hz is read from the memory and set as the target frequency (STEP 11), and the air conditioner is started (STEP 7).
From the above operation, when the stop time due to the power failure is short, the air-conditioning apparatus can quickly return to the state before the power failure and adapt to the air conditioning load.
【００１６】（第三実施例）本実施例では、第一実施例
の圧縮機表面温度のかわりに圧縮機吐出冷媒ガス温度を
検出して制御を行う。(Third Embodiment) In the present embodiment, control is performed by detecting the refrigerant gas temperature discharged from the compressor instead of the compressor surface temperature in the first embodiment.
【００１７】（第四実施例）本実施例では、第二実施例
の圧縮機表面温度のかわりに圧縮機吐出冷媒ガス温度を
検出して制御を行う。(Fourth Embodiment) In this embodiment, control is performed by detecting the refrigerant gas temperature discharged from the compressor instead of the compressor surface temperature in the second embodiment.
【００１８】[0018]
【発明の効果】本発明によれば、空気調和装置は、停電
による停止時間が短い場合は、短時間で停電前の状態に
戻すことが可能になり、空調負荷に適応することが可能
となる。According to the present invention, when the stop time due to a power failure is short, the air conditioner can quickly return to the state before the power failure and adapt to the air conditioning load. .
【図１】本発明の第一実施例の空気調和装置の制御部の
説明図。FIG. 1 is an explanatory diagram of a control unit of an air conditioner according to a first embodiment of the present invention.
【図２】本発明の第一実施例の空気調和装置の制御のフ
ローチャート。FIG. 2 is a flowchart of control of the air conditioner according to the first embodiment of the present invention.
【図３】本発明の第二実施例の空気調和装置の制御部の
説明図。FIG. 3 is an explanatory diagram of a control unit of the air conditioner according to the second embodiment of the present invention.
【図４】本発明の第二実施例の空気調和装置の制御のフ
ローチャート。FIG. 4 is a flowchart of control of an air conditioner according to a second embodiment of the present invention.
１…プリント基板、２，９…圧縮機、３…室内ファン、
４…室外ファン、５…圧縮機インバータ駆動部、６…マ
イクロコンピュータ、７…電源、８，１１…圧縮機表面
温度センサ、１０…インバータ駆動部。1 ... printed circuit board, 2, 9 ... compressor, 3 ... indoor fan,
4 outdoor fan, 5 compressor inverter drive, 6 microcomputer, 7 power supply, 8, 11 compressor surface temperature sensor, 10 inverter drive.
Claims (1)
せ、圧縮機の回転数を制御して容量制御を行い、マイク
ロコンピュータ制御によって、停電などの電源遮断時に
停止した後、再び給電されることにより停止前の運転状
態の記憶に従って自動的に運転を再開する復電運転機能
を備えた空気調和装置において、前記圧縮機の表面温度
を検出する温度センサを設け、停電前の運転時の前記圧
縮機の駆動周波数を前記マイクロコンピュータ内のメモ
リに記憶し、復電して運転を再開するときに前記温度セ
ンサにより前記圧縮機の表面温度を検出して、予め前記
メモリに記憶した所定値より前記圧縮機の表面温度が高
い場合には、停電前の運転時の前記圧縮機の駆動周波数
を起動時の目標周波数とすることを特徴とする空気調和
装置。An inverter changes the driving frequency to control the compressor rotation speed to perform capacity control. The microcomputer controls the power supply to stop when the power is cut off or the like, and then supplies the power again before the stop. In the air conditioner having a power recovery operation function of automatically restarting operation according to the storage of the operation state of the air conditioner, a temperature sensor for detecting a surface temperature of the compressor is provided, and driving of the compressor during operation before a power failure The frequency is stored in a memory in the microcomputer, and when the power is restored and the operation is restarted, the surface temperature of the compressor is detected by the temperature sensor, and the frequency of the compressor is calculated from a predetermined value stored in the memory in advance. An air conditioner, wherein when the surface temperature is high, the drive frequency of the compressor during operation before a power failure is set as a target frequency at startup.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8164123A JPH109687A (en) | 1996-06-25 | 1996-06-25 | Air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8164123A JPH109687A (en) | 1996-06-25 | 1996-06-25 | Air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH109687A true JPH109687A (en) | 1998-01-16 |
Family
ID=15787189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8164123A Pending JPH109687A (en) | 1996-06-25 | 1996-06-25 | Air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH109687A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6131400A (en) * | 1998-09-16 | 2000-10-17 | Samsung Electronics Co., Ltd. | Operation control method for a refrigerator in case of a power-supply comeback after a power-failure |
| KR20020057093A (en) * | 2000-12-30 | 2002-07-11 | 구자홍 | Powerfailure Recovery Control Method for Refrigerator used for Kimchi |
| EP1467162A3 (en) * | 1998-06-19 | 2005-03-09 | Matsushita Electric Industrial Co., Ltd. | Seperate type air conditioner |
| JP2007255759A (en) * | 2006-03-22 | 2007-10-04 | Mitsubishi Electric Corp | Air conditioner |
| JP2010175132A (en) * | 2009-01-29 | 2010-08-12 | Mitsubishi Electric Corp | Air conditioner |
| JP2012172956A (en) * | 2011-02-24 | 2012-09-10 | Yanmar Co Ltd | Engine drive type air conditioner |
| ITTO20110324A1 (en) * | 2011-04-08 | 2012-10-09 | Indesit Co Spa | METHOD AND CONTROL DEVICE FOR A REFRIGERANT APPLIANCE AND REFRIGERANT APPLIANCE THAT IMPLEMENTS THIS METHOD. |
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| JP2015021653A (en) * | 2013-07-18 | 2015-02-02 | 三菱電機株式会社 | Air conditioner system |
| EP3093595A1 (en) * | 2015-05-11 | 2016-11-16 | LG Electronics Inc. | Refrigerator and control method thereof |
| CN107166678A (en) * | 2017-06-21 | 2017-09-15 | 广东美的暖通设备有限公司 | Air conditioner and its control method and device and computer-readable recording medium |
| WO2017183070A1 (en) * | 2016-04-18 | 2017-10-26 | 三菱電機株式会社 | Air-conditioning device |
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-
1996
- 1996-06-25 JP JP8164123A patent/JPH109687A/en active Pending
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|---|---|---|---|---|
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| US6131400A (en) * | 1998-09-16 | 2000-10-17 | Samsung Electronics Co., Ltd. | Operation control method for a refrigerator in case of a power-supply comeback after a power-failure |
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| JP2010175132A (en) * | 2009-01-29 | 2010-08-12 | Mitsubishi Electric Corp | Air conditioner |
| JP2012172956A (en) * | 2011-02-24 | 2012-09-10 | Yanmar Co Ltd | Engine drive type air conditioner |
| ITTO20110324A1 (en) * | 2011-04-08 | 2012-10-09 | Indesit Co Spa | METHOD AND CONTROL DEVICE FOR A REFRIGERANT APPLIANCE AND REFRIGERANT APPLIANCE THAT IMPLEMENTS THIS METHOD. |
| EP2508818A3 (en) * | 2011-04-08 | 2015-03-04 | Indesit Company S.p.a. | Method and device for controlling a refrigerating appliance and refrigerating appliance implementing said method |
| CN104053954A (en) * | 2012-02-13 | 2014-09-17 | 三菱重工业株式会社 | Heat source system and method for controlling number of start-up machines at heat source system power restoration time |
| US10006725B2 (en) | 2012-02-13 | 2018-06-26 | Mitsubishi Heavy Industries Thermal Systems, Ltd. | Heat source system and method for controlling number of machines to be started at time of power recovery in heat source system |
| JP2013164240A (en) * | 2012-02-13 | 2013-08-22 | Mitsubishi Heavy Ind Ltd | Heat source system, and method for controlling number of start-up machines at heat source system power restoration time |
| CN104053954B (en) * | 2012-02-13 | 2017-05-31 | 三菱重工业株式会社 | Firing platform digital control method during the telegram in reply of heat source system and heat source system |
| WO2013122017A1 (en) * | 2012-02-13 | 2013-08-22 | 三菱重工業株式会社 | Heat source system and method for controlling number of start-up machines at heat source system power restoration time |
| JP2015021653A (en) * | 2013-07-18 | 2015-02-02 | 三菱電機株式会社 | Air conditioner system |
| EP3093595A1 (en) * | 2015-05-11 | 2016-11-16 | LG Electronics Inc. | Refrigerator and control method thereof |
| US10422563B2 (en) | 2015-05-11 | 2019-09-24 | Lg Electronics Inc. | Refrigerator and control method thereof |
| US9989287B2 (en) | 2015-05-11 | 2018-06-05 | Lg Electronics Inc. | Refrigerator and control method thereof |
| WO2017183070A1 (en) * | 2016-04-18 | 2017-10-26 | 三菱電機株式会社 | Air-conditioning device |
| JPWO2017183070A1 (en) * | 2016-04-18 | 2018-11-22 | 三菱電機株式会社 | Air conditioner |
| EP3447405A4 (en) * | 2016-04-18 | 2019-04-03 | Mitsubishi Electric Corporation | Air-conditioning device |
| CN107166678A (en) * | 2017-06-21 | 2017-09-15 | 广东美的暖通设备有限公司 | Air conditioner and its control method and device and computer-readable recording medium |
| CN114704982A (en) * | 2022-03-29 | 2022-07-05 | 特灵空调系统(中国)有限公司 | Unit power-off starting method, unit controller and water chilling unit system |
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