JP2651392B2 - Air conditioner remote monitoring system - Google Patents
Air conditioner remote monitoring systemInfo
- Publication number
- JP2651392B2 JP2651392B2 JP2226232A JP22623290A JP2651392B2 JP 2651392 B2 JP2651392 B2 JP 2651392B2 JP 2226232 A JP2226232 A JP 2226232A JP 22623290 A JP22623290 A JP 22623290A JP 2651392 B2 JP2651392 B2 JP 2651392B2
- Authority
- JP
- Japan
- Prior art keywords
- air conditioner
- monitoring device
- remote monitoring
- air
- monitored
- 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.)
- Expired - Fee Related
Links
Landscapes
- Air Conditioning Control Device (AREA)
Description
【発明の詳細な説明】 （産業上の利用分野） 本発明は複数台の空気調和機の運転状態を遠隔地で集
中監視するのに好適な空気調和機の遠隔監視システムに
関する。Description: TECHNICAL FIELD The present invention relates to an air conditioner remote monitoring system suitable for centrally monitoring the operating state of a plurality of air conditioners at a remote location.
（従来の技術） 従来、空気調和機を監視するためには空気調和機が本
来具備するセンサの他に監視用の特別のセンサを空気調
和機に設置し、この特別なセンサからのデータに基づい
て空気調和機の運転状態をこの空気調和機の近傍に設置
された監視装置によって監視していた。(Prior Art) Conventionally, in order to monitor an air conditioner, a special sensor for monitoring is installed in the air conditioner in addition to a sensor originally provided in the air conditioner, and based on data from the special sensor. The operating condition of the air conditioner was monitored by a monitoring device installed near the air conditioner.
（発明が解決しようとする課題） 本発明の目的とするところは、特別のセンサを用いな
いで空気調和機が本来具備しているセンサのデータを利
用して空気調和機の運転状態を監視できるシステムを提
供するにある。(Problems to be Solved by the Invention) An object of the present invention is to monitor the operating state of an air conditioner by using data of a sensor originally provided in the air conditioner without using a special sensor. In providing the system.
本発明の他の目的とするところは、複数台の空気調和
機の運転状態を遠隔地において集中的に監視しうるシス
テムを提供するにある。It is another object of the present invention to provide a system capable of centrally monitoring the operating state of a plurality of air conditioners at a remote location.
また、本発明の更に他の目的とするところは異常停止
した空気調和機の異常原因を早急に究明しうるシステム
を提供するにある。Still another object of the present invention is to provide a system capable of promptly determining the cause of an abnormality of an air conditioner that has stopped abnormally.
（課題を解決しようとする手段） 上記目的を達成するため、本発明のシステムは室内機
の制御装置と室外機の制御装置とを結ぶ接続線を介して
データを相互に通信することによって運転される複数台
の空気調和機と、上記各空気調和機の近傍に配置されこ
れら空気調和機の接続線と検出用信号線を介して接続さ
れて監視対象の空気調和機の接続線を流れるデータを収
集するローカル監視装置と、遠隔地に配置され上記ロー
カル監視装置に収集されたデータをモデム、通信回路、
モデムを介して受信して上記各空気調和機の運転状態を
監視するリモート監視装置とを備え、上記ローカル監視
装置に異常停止した空気調和機を判別してこれを監視対
象に変更指定する手段を設けたことを特徴としている。(Means for Solving the Problems) In order to achieve the above object, the system of the present invention is operated by mutually communicating data via a connection line connecting an indoor unit control device and an outdoor unit control device. A plurality of air conditioners, and data flowing through the connection lines of the air conditioners to be monitored, which are arranged near the respective air conditioners and connected through the connection lines of these air conditioners and the signal lines for detection. A local monitoring device for collecting, and a modem, a communication circuit,
A remote monitoring device that receives the data via a modem and monitors the operating state of each of the air conditioners, wherein the local monitoring device determines the abnormally stopped air conditioner, and designates the changed air conditioner as a monitoring target. It is characterized by having been provided.
（作用） 本発明においては、上記構成を具えているため、ロー
カル監視装置は監視対象の空気調和機の接続線を流れる
データを検出用信号線を経て収集する。このデータはモ
デム、通信回路、モデムを経てリモート監視装置に受信
され、リモート監視装置で監視される。監視対象外の空
気調和機が異常停止したとき、ローカル監視装置によっ
てこの空気調和機が自動的に監視対象に変更指定されこ
の空気調和機のデータがリモート監視装置に伝送されて
ここで監視される。(Operation) In the present invention, since the above configuration is provided, the local monitoring device collects data flowing through the connection line of the air conditioner to be monitored via the detection signal line. This data is received by the remote monitoring device via the modem, the communication circuit, and the modem, and is monitored by the remote monitoring device. When an air conditioner outside the monitoring target stops abnormally, the local monitoring device automatically designates this air conditioner as a monitoring target, and data of the air conditioner is transmitted to the remote monitoring device and monitored there. .
（実施例） 本発明の１実施例が第１図ないし第３図に示されてい
る。(Embodiment) One embodiment of the present invention is shown in FIG. 1 to FIG.
第１図において、Ａ、Ｂ、Ｃはそれぞれ空気調和機
で、室内機１と室外機２からなる。In FIG. 1, A, B, and C are air conditioners, each including an indoor unit 1 and an outdoor unit 2.
第２図に示すように、室内機１は利用側熱交換器３と
これに室内空気を流過させるための室内ファン４、室内
空気の温度を検知するための温度センサ５、利用側熱交
換器３の温度を検知するための温度センサ６、制御装置
７等を備えている。また、室外機２は圧縮機８、熱源側
熱交換器９、これに外気を流過させるための室外ファン
10、外気の温度を検知するための温度センサ11、熱源側
熱交換器９の温度を検知するための温度センサ12、圧縮
機８から吐出される冷媒ガス温度を検知するための温度
センサ13、圧縮機８を駆動するモータ14に供給される電
流を検知するためのセンサ15、膨張弁16、四方切換弁1
7、制御装置18等を備えている。As shown in FIG. 2, the indoor unit 1 includes a use side heat exchanger 3, an indoor fan 4 for flowing indoor air through the use side heat exchanger 3, a temperature sensor 5 for detecting a temperature of the indoor air, and a use side heat exchange. A temperature sensor 6 for detecting the temperature of the vessel 3 and a control device 7 are provided. The outdoor unit 2 includes a compressor 8, a heat source side heat exchanger 9, and an outdoor fan for flowing outside air through the compressor 8.
10, a temperature sensor 11 for detecting a temperature of outside air, a temperature sensor 12 for detecting a temperature of the heat source side heat exchanger 9, a temperature sensor 13 for detecting a temperature of a refrigerant gas discharged from the compressor 8, A sensor 15 for detecting a current supplied to a motor 14 for driving the compressor 8, an expansion valve 16, a four-way switching valve 1
7, a control device 18 and the like are provided.
しかして、空気調和機の冷房運転時、圧縮機８から吐
出された冷媒ガスは四方切換弁17を経て熱源側熱交換器
９に入り、ここで外気に放熱することによって凝縮液化
し、次いで、膨張弁16で断熱膨張し、利用側熱交換器３
で蒸発気化することにより室内空気を冷却した後、四方
切換弁17を経て圧縮機８に戻る。During the cooling operation of the air conditioner, the refrigerant gas discharged from the compressor 8 enters the heat source side heat exchanger 9 via the four-way switching valve 17, where it is condensed and liquefied by releasing heat to the outside air, The adiabatic expansion is performed by the expansion valve 16, and the use-side heat exchanger 3
After the room air is cooled by evaporating and evaporating, the air returns to the compressor 8 via the four-way switching valve 17.
暖房運転時には四方切換弁17を切り換えることによっ
て冷媒ガスは上記と逆方向に循環する。During the heating operation, the refrigerant gas is circulated in the opposite direction by switching the four-way switching valve 17.
温度センサ５、６の検出信号は制御装置７に入力さ
れ、温度センサ11、12、13、15の検出信号は制御装置18
に入力され、制御装置７と制御装置18は接続線19によっ
て結合されている。The detection signals of the temperature sensors 5 and 6 are inputted to the control device 7, and the detection signals of the temperature sensors 11, 12, 13 and 15 are inputted to the control device 18.
The control device 7 and the control device 18 are connected by a connection line 19.
しかして、各センサ５、６、11、12、13、15の検出信
号及び圧縮機８の発停指令、冷暖房指令等の指令信号を
制御装置７と制御装置８との間で接続線19を介して相互
に通信することによって空気調和機の運転が制御される
ようになっている。Thus, the connection signal 19 between the control device 7 and the control device 8 is transmitted to the detection signals of the sensors 5, 6, 11, 12, 13, 15 and the command signals such as the start / stop command of the compressor 8 and the cooling / heating command. The operation of the air conditioner is controlled by communicating with each other via the air conditioner.
各空気調和機Ａ、Ｂ、Ｃの接続線19は検出用信号線20
を介してこれら空気調和機Ａ、Ｂ、Ｃの近傍に設置され
たローカル監視装置21に接続され、このローカル監視装
置21はRS−232等の標準的な信号線22を介してモデム23
に結合される。そして、このモデム23は公衆通信回線24
を介して遠隔地に設置されたモデム25に結合され、この
モデム25は標準的な信号線26を介してリモート監視装置
27に結合されている。The connection line 19 of each of the air conditioners A, B, and C is a detection signal line 20.
And a local monitoring device 21 installed near the air conditioners A, B, and C. The local monitoring device 21 is connected to a modem 23 via a standard signal line 22 such as RS-232.
Is combined with The modem 23 is connected to a public communication line 24
And a remote monitoring device 25 connected to a remote monitoring device 25 via a standard signal line 26.
Combined with 27.
ローカル監視装置21は、第３図に示すように、指定手
段31、記憶手段32及び判別手段33を備えている。指定手
段31はリモート監視装置27からの指令に基づいて監視対
象の空気調和機、例えばＡを指定する。すると、これか
らの指令を受けて記憶手段32は空気調和機Ａの接続線19
を流れるデータを収集記憶する。監視対象外の空気調和
機、例えばＢが異常停止した場合、この異常信号はその
接続線19、検出用信号線22を経て判別手段33に入り、判
別手段33は異常信号を発生した空気調和機Ｂを判別す
る。この判別結果は指定手段31に入力され、指定手段31
は監視対象を空気調和機Ｂに変更指定する旨を記憶手段
32に出力し、記憶手段32は以後空気調和機Ｂの接続線19
を流れるデータを収集記憶する。As shown in FIG. 3, the local monitoring device 21 includes a designation unit 31, a storage unit 32, and a determination unit 33. The specifying means 31 specifies an air conditioner to be monitored, for example, A, based on a command from the remote monitoring device 27. Then, in response to a command from now on, the storage means 32 stores the connection line 19 of the air conditioner A.
Collect and store the data flowing through. When an air conditioner that is not monitored, for example, B abnormally stops, the abnormal signal enters the judging means 33 via the connection line 19 and the detection signal line 22, and the judging means 33 outputs the air conditioner B is determined. The result of this determination is input to the specifying means 31, and the specifying means 31
Means to change the monitoring target to air conditioner B
32, and the storage means 32 stores the connection line 19 of the air conditioner B thereafter.
Collect and store the data flowing through.
ローカル監視装置21に収集記憶されたデータは信号線
22、モデム23、公衆通信回線24、モデム25、信号線26を
経てリモート監視装置27に伝送されるので、オペレータ
は遠隔地においてリモート監視装置27により監視対象の
空気調和機の運転状態を監視できる。Data collected and stored in the local monitoring device 21 is a signal line
22, the modem 23, the public communication line 24, the modem 25, and the signal line 26 are transmitted to the remote monitoring device 27, so that the operator can monitor the operation state of the air conditioner to be monitored by the remote monitoring device 27 at a remote location. .
また、監視対象外の空気調和機が異常発生によって停
止した場合はこの空気調和機が自動的に監視対象に変更
指定されるので、この空気調和機の運転が再開された後
再び異常によって停止するまでの間のデータがローカル
監視装置21で収集される。従って、これから送られたデ
ータをリモート監視装置27で解析することにより異常停
止した空気調和機の異常原因を糾明して適切な対策を早
急に講ずることができる。Further, when an air conditioner that is not monitored is stopped due to an abnormality, the air conditioner is automatically designated to be monitored, so that the air conditioner is stopped again due to the abnormality after the operation of the air conditioner is resumed. The data up to this time is collected by the local monitoring device 21. Therefore, by analyzing the data sent from now on with the remote monitoring device 27, it is possible to find out the cause of the abnormality of the air conditioner that has stopped abnormally, and to immediately take appropriate measures.
なお、各空気調和機Ａ、Ｂ、Ｃの室内機１と室外機２
は必ずしも分割する必要はないが、これらの制御装置７
と18が相互に接続線19で結合されていれば良い。In addition, the indoor unit 1 and the outdoor unit 2 of each air conditioner A, B, C
Need not be divided, but these control devices 7
And 18 may be connected to each other by a connection line 19.
（発明の効果） 本発明においては、ローカル監視装置は監視対象の空
気調和機の接続線を流れるデータを検出用信号線を経て
収集し、このデータをモデム、通信回線、モデムを経て
リモート監視装置に伝送するので、複数台の空気調和機
の運転状態を遠隔地に設置したリモート監視装置によっ
て集中監視することができる。(Effect of the Invention) In the present invention, the local monitoring device collects data flowing through the connection line of the air conditioner to be monitored via the detection signal line, and collects this data via the modem, the communication line, and the modem. The operation status of the plurality of air conditioners can be centrally monitored by a remote monitoring device installed at a remote location.
また、ローカル監視装置は異常停止した空気調和機を
監視対象に自動的に変更指定するので、異常停止した空
気調和機の異常原因等を遠隔地において究明し、適切な
対策を講ずることもできる。Further, since the local monitoring device automatically changes and designates the abnormally stopped air conditioner as a monitoring target, the cause of the abnormality of the abnormally stopped air conditioner can be investigated at a remote place, and appropriate measures can be taken.
更に、監視用の特別のセンサを要せず、また、この特
別のセンサを空気調和機の所要個所に取り付ける必要も
ないのでコストを大巾に低減できる。Further, no special sensor for monitoring is required, and the special sensor does not need to be attached to a required portion of the air conditioner, so that the cost can be significantly reduced.
第１図ないし第３図は本発明の１実施例を示し、第１図
はシステムの系統図、第２図は空気調和機の略示的構成
図、第３図はローカル監視装置の機能ブロック図であ
る。 空気調和機……Ａ、Ｂ、Ｃ、室内機……１、制御装置…
…７、室外機……２、制御装置……18、接続線……19、
検出用信号線……20、ローカル監視装置……21、判別手
段……33、指定手段……31、モデム……23、25、通信回
路……24、リモート監視装置……271 to 3 show one embodiment of the present invention, FIG. 1 is a system diagram, FIG. 2 is a schematic configuration diagram of an air conditioner, and FIG. 3 is a functional block diagram of a local monitoring device. FIG. Air conditioners A, B, C, indoor units 1, control devices
… 7, outdoor unit …… 2, control device …… 18, connection line …… 19,
Detection signal line ... 20, local monitoring device ... 21, discriminating means ... 33, specifying means ... 31, modem ... 23, 25, communication circuit ... 24, remote monitoring device ... 27
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 平４−106358（ＪＰ，Ａ) 特開 平１−208647（ＪＰ，Ａ) 特開 平２−178557（ＪＰ，Ａ) 特開 平４−52449（ＪＰ，Ａ) 特開 平１−217147（ＪＰ，Ａ) 実開 昭63−108032（ＪＰ，Ｕ) ────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-4-106358 (JP, A) JP-A-1-208647 (JP, A) JP-A-2-178557 (JP, A) JP-A-4- 52449 (JP, A) JP-A-1-217147 (JP, A) Japanese Utility Model Application Laid-Open No. 63-108032 (JP, U)
Claims (1)
結ぶ接続線を介してデータを相互に通信することによっ
て運転される複数台の空気調和機と、上記各空気調和機
の近傍に配置されこれら空気調和機の接続線と検出用信
号線を介して接続されて監視対象の空気調和機の接続線
を流れるデータを収集するローカル監視装置と、遠隔地
に配置され上記ローカル監視装置に収集されたデータを
モデム、通信回路、モデムを介して受信して上記各空気
調和機の運転状態を監視するリモート監視装置とを備
え、上記ローカル監視装置に異常停止した空気調和機を
判別してこれを監視対象に変更指定する手段を設けたこ
とを特徴とする空気調和機の遠隔監視システム。1. A plurality of air conditioners operated by mutually communicating data via a connection line connecting a control device of an indoor unit and a control device of an outdoor unit, and a vicinity of each of the air conditioners. And a local monitoring device connected to the air conditioner through a connection line and a detection signal line to collect data flowing through the connection line of the air conditioner to be monitored. A modem, a communication circuit, a remote monitoring device that receives the data collected via the modem to monitor the operation state of each of the air conditioners, and the local monitoring device determines which air conditioner has stopped abnormally. A remote monitoring system for an air conditioner, characterized by comprising means for changing and designating this as an object to be monitored.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2226232A JP2651392B2 (en) | 1990-08-28 | 1990-08-28 | Air conditioner remote monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2226232A JP2651392B2 (en) | 1990-08-28 | 1990-08-28 | Air conditioner remote monitoring system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04106359A JPH04106359A (en) | 1992-04-08 |
| JP2651392B2 true JP2651392B2 (en) | 1997-09-10 |
Family
ID=16841965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2226232A Expired - Fee Related JP2651392B2 (en) | 1990-08-28 | 1990-08-28 | Air conditioner remote monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2651392B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2217283T3 (en) * | 1994-10-19 | 2004-11-01 | Daikin Industries, Limited | TRANSMISSION DEVICE FOR AIR CONDITIONER. |
| JP3757504B2 (en) | 1996-12-12 | 2006-03-22 | 三菱電機株式会社 | Cooling device remote monitoring system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0438188Y2 (en) * | 1986-12-27 | 1992-09-08 | ||
| JPH01114659A (en) * | 1987-10-27 | 1989-05-08 | Matsushita Seiko Co Ltd | Centralized supervisory and control device for air-conditioning machine |
| JPH02178557A (en) * | 1988-12-28 | 1990-07-11 | Takasago Thermal Eng Co Ltd | Abnormal state diagnosis system for air conditioner facility |
| JP2576670B2 (en) * | 1990-06-20 | 1997-01-29 | 三菱電機株式会社 | Air conditioning management system equipment |
| JP2536264B2 (en) * | 1990-08-27 | 1996-09-18 | 三菱電機株式会社 | Air conditioning management device |
-
1990
- 1990-08-28 JP JP2226232A patent/JP2651392B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH04106359A (en) | 1992-04-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |