JP2928661B2 - Multi-type air conditioner and outdoor unit used for it - Google Patents
Multi-type air conditioner and outdoor unit used for itInfo
- Publication number
- JP2928661B2 JP2928661B2 JP3139973A JP13997391A JP2928661B2 JP 2928661 B2 JP2928661 B2 JP 2928661B2 JP 3139973 A JP3139973 A JP 3139973A JP 13997391 A JP13997391 A JP 13997391A JP 2928661 B2 JP2928661 B2 JP 2928661B2
- Authority
- JP
- Japan
- Prior art keywords
- indoor
- outdoor unit
- unit
- indoor units
- blower
- 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)
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明はマルチタイプ空気調和機
における室内送風機の制御に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to the control of an indoor blower in a multi-type air conditioner.
【０００２】[0002]
【従来の技術】従来のマルチタイプ空気調和機の室内送
風機の制御は室内機の判断により行なっており、室外機
からの指令により室内機送風機を運転，停止，風量変更
を行なえるものはなかった。2. Description of the Related Art Conventionally, the control of an indoor blower of a multi-type air conditioner is performed based on the judgment of the indoor unit, and there is no apparatus capable of operating, stopping, and changing the air volume of the indoor unit blower according to a command from the outdoor unit. .
【０００３】なお、この種の制御に関するものに特開平
2−118353号がある。[0003] Japanese Patent Application Laid-Open No. HEI 9-204,199 discloses this type of control.
There is 2-118353.
【０００４】[0004]
【発明が解決しようとする課題】上記従来技術では室内
送風機制御はすべて室内機で判定しているため、マルチ
タイプ空気調和機では同一室外機に接続されている室内
機の運転状態を検出することなしに制御してしまう点で
問題があった。さらに、スイッチにより室内送風機運転
制御方法を選択する場合、従来方法ではすべての室内機
のスイッチを変更しなければならないという点に問題が
あった。In the above prior art, since the indoor blower control is entirely determined by the indoor unit, the multi-type air conditioner detects the operating state of the indoor unit connected to the same outdoor unit. There was a problem in that control would be performed without any. Further, when the indoor blower operation control method is selected by a switch, there is a problem in that the switches of all the indoor units must be changed in the conventional method.
【０００５】本発明は、室内送風機の制御を接続された
室内機すべての情報を監視可能な室外機より可能にする
ことを目的とし、合わせて、室内送風機運転制御方法の
選択方法を簡便にすることを目的としている。An object of the present invention is to enable control of an indoor blower from an outdoor unit capable of monitoring information of all connected indoor units, and to simplify a method of selecting an indoor blower operation control method. It is intended to be.
【０００６】[0006]
【課題を解決するための手段】上記目的を達成するため
に本発明は室外機に送風機を有する室内機を複数台接続
したマルチタイプ空気調和機において、前記室内機のそ
れぞれに設けられ室内の状態を表す情報を前記室外機へ
送信する手段と、前記室外機は、複数台の前記室内機か
ら送信された情報を受信する手段と、受信された前記情
報に基づき演算、解析を行う演算制御部と、前記演算制
御部で各前記送風機の運転停止及び風量を判断する手段
と、判断された結果により各前記送風機の停止信号及び
風量指令データを前記室内機に送信する通信処理装置と
を備えたものである。これにより、室内機からの情報に
基づき室外機で演算、解析を行い、室内機の送風機の運
転停止及び風量を制御するので、接続された複数台の室
内機に対してそれぞれの運転状態を把握し総合的に各送
風機を制御できる。よって、空調制御をより適切にし、
快適性を向上することができる。 SUMMARY OF THE INVENTION In order to achieve the above object, the present invention relates to a multi-type air conditioner in which a plurality of indoor units each having an air blower are connected to an outdoor unit.
The information indicating the indoor state is provided to each of the outdoor units.
Means for transmitting, the outdoor unit is a plurality of indoor units
Means for receiving the information transmitted from the
A calculation control unit for performing calculation and analysis based on the report,
Means for judging the operation stop and the air volume of each of the blowers by the control unit
And a stop signal of each of the blowers according to the determined result and
A communication processing device for transmitting air volume command data to the indoor unit;
It is provided with. As a result, information from indoor units
Calculation and analysis are performed by the outdoor unit based on the
Controls rotation stop and air flow, so multiple connected rooms
Ascertain the operating status of each internal machine and comprehensively send each
Can control the blower. Therefore, air conditioning control is more appropriate,
Comfort can be improved.
【０００７】また、本発明は送風機を有する室内機が複
数台接続される室外機において、複数台の前記室内機か
ら送信された情報を受信する手段と、受信された前記情
報に基づき演算、解析を行う演算制御部と、前記演算制
御部で各前記送風機の運転停止及び風量を判断する手段
と、判断された結果により各前記送風機の停止信号及び
風量指令データを前記室内機に送信する通信処理装置と
を備えたものである。 [0007] The present invention also relates to an indoor unit having a blower.
In the case of a plurality of connected outdoor units, a plurality of the indoor units
Means for receiving the information transmitted from the
A calculation control unit for performing calculation and analysis based on the report,
Means for judging the operation stop and the air volume of each of the blowers by the control unit
And a stop signal of each of the blowers according to the determined result and
A communication processing device for transmitting air volume command data to the indoor unit;
It is provided with.
【０００８】[0008]
【０００９】また、室内送風機制御方法選択スイッチを
室外機に設けてあり、スイッチの設定により室外機が室
内送風機の運転状態の判定方法を選択することになるの
で誤動作することはない。Further, an indoor blower control method selection switch is provided in the outdoor unit, and the setting of the switch causes the outdoor unit to select a method of determining the operation state of the indoor blower, so that there is no malfunction.
【００１０】[0010]
【実施例】以下、本発明の一実施例を図１から図５によ
り説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIGS.
【００１１】図１はマルチタイプ空気調和機のシステム
例を示す。一台の室外機１に複数台の室内機２，３，４
を接続し、冷凍サイクルを形成している。室内機２，
３，４には各々操作スイッチ５，６，７が接続されてい
る。また室外機１，室内機２，３，４および操作スイッ
チ５，６，７は伝送線８〜１３により信号のやりとりが
可能となっている。FIG. 1 shows a system example of a multi-type air conditioner. Multiple outdoor units 2, 3, 4 in one outdoor unit 1
To form a refrigeration cycle. Indoor unit 2,
Operation switches 5, 6, 7 are connected to 3, 4, respectively. The outdoor unit 1, the indoor units 2, 3, 4 and the operation switches 5, 6, 7 can exchange signals with transmission lines 8 to 13.
【００１２】図２は室外機１内の通信データのブロック
図である。室外機１と室内機２〜４との通信はマイクロ
コンピュータ１４により行ない、該マイクロコンピュー
タ１４により受信データの格納，送信データの取り出
し、受信データ解析や送信データ編集等を行なう。室外
機１は室内機２〜４から受信したデータを前記室内機の
号機に応じたＲＡＭ上の領域に格納し、室外機１から室
内機２〜４に送信するデータも前記室内機２〜４の号機
に応じたＲＡＭ上の領域から取り出す。本実施例におい
ては室内機２〜４の３台であるが、更に室内機を増設す
ることが可能である。前記室内機２〜４から受信したデ
ータはマイクロコンピュータ１４内部にある演算制御部
１５で演算，解析を行ない、室内機２〜４の各々の運転
状態及び総合的な運転状態を認識し、適切なデータを演
算し求めることができる。FIG. 2 is a block diagram of communication data in the outdoor unit 1. Communication between the outdoor unit 1 and the indoor units 2 to 4 is performed by the microcomputer 14, and the microcomputer 14 stores received data, extracts transmitted data, analyzes received data, edits transmitted data, and the like. The outdoor unit 1 stores the data received from the indoor units 2 to 4 in an area on the RAM corresponding to the number of the indoor units, and the data transmitted from the outdoor unit 1 to the indoor units 2 to 4 also stores the data. From the area on the RAM corresponding to the car number. In the present embodiment, three indoor units 2 to 4 are used, but it is possible to add more indoor units. The data received from the indoor units 2 to 4 is calculated and analyzed by the arithmetic and control unit 15 inside the microcomputer 14 to recognize the operation state and the overall operation state of each of the indoor units 2 to 4, and Data can be calculated and obtained.
【００１３】図３に室外機１と室内機２〜４の室内送風
機制御ブロック図を示す。通常時においては室内送風機
２１，２６，３１は操作スイッチ５〜７の設定を各室内
機毎のマイクロコンピュータ１７，２２，２７の通信処
理装置１８，２３，２８で受信し、演算処理部１９，２
４，２９で判断し送風機駆動回路２０，２５，３０を動
作させることにより運転・停止を行なっている。ここで
条件が成立すると室外機１のマイクロコンピュータ１４
で室内機２〜４の送風機２１，２６，３１を運転させる
か、停止させるかを判定して停止させる場合には停止信
号を通信処理装置１６から伝送線８〜１０を通して室内
機２〜４のうち該当する室内機へ送信する。室内機２〜
４は室外機１から送信されたデータをマイクロコンピュ
ータ１７，２２，２７の通信処理部１８，２３，２８で
それぞれ受信し、演算処理部で判断し送風機駆動回路２
０，２５，３０に停止信号を送り室内送風機２１，２
６，３１を停止させることができる。前記制御内容のフ
ローチャートを図４に示す。前記実施例では室内送風機
２１，２６，３１を停止させる場合を示したが、通信デ
ータ上に室内送風機風量指令データを付加することによ
り、室外機１から室内機２〜４の室内送風機２１，２
６，３１の風量を変化させることも可能である。また室
外機１に機能選択用スイッチ３２を設けることにより室
外機１から室内機２〜４に対して室内送風機２１，２
６，３１を運転・停止する機能をやめることも可能とな
る。FIG. 3 shows a control block diagram of the indoor unit 1 for the outdoor unit 1 and the indoor units 2 to 4. In normal times, the indoor blowers 21, 26, 31 receive the settings of the operation switches 5 to 7 by the communication processing devices 18, 23, 28 of the microcomputers 17, 22, 27 for each indoor unit. 2
The operation and stop are performed by operating the blower drive circuits 20, 25, and 30 as determined at 4, 29. If the condition is satisfied here, the microcomputer 14 of the outdoor unit 1
When it is determined whether the blowers 21, 26, 31 of the indoor units 2 to 4 are to be operated or stopped, the stop signal is transmitted from the communication processing device 16 to the indoor units 2 to 4 through the transmission lines 8 to 10. Transmit to the applicable indoor unit. Indoor unit 2
Reference numeral 4 denotes a fan drive circuit 2 which receives data transmitted from the outdoor unit 1 by the communication processing units 18, 23, 28 of the microcomputers 17, 22, 27, respectively, and makes a judgment by an arithmetic processing unit.
A stop signal is sent to 0, 25 and 30 and the indoor blowers 21 and
6, 31 can be stopped. FIG. 4 shows a flowchart of the control. In the above embodiment, the case where the indoor blowers 21, 26, 31 are stopped is shown. However, by adding the indoor blower air volume command data to the communication data, the indoor blowers 21, 21 of the indoor units 2 to 4 are transmitted from the outdoor unit 1.
It is also possible to change the air volume of 6, 31. Also, by providing the outdoor unit 1 with the function selection switch 32, the outdoor unit 1 can send the indoor blowers 21 and 2 to the indoor units 2 to 4.
It is also possible to stop the function of operating and stopping 6, 31.
【００１４】[0014]
【発明の効果】本発明によれば、室内機からの情報に基
づき室外機で室内機の送風機の運転停止及び風量を制御
するので、接続された複数台の室内機に対して総合的に
運転状態を把握し各送風機を制御できる。よって、空調
制御及び快適性が向上されたマルチタイプ空気調和機を
得ることができる。 According to the present invention , based on information from an indoor unit,
The outdoor unit controls the operation of the indoor unit blower and controls the air volume.
The total number of connected indoor units.
Each blower can be controlled by grasping the operating condition. Therefore, air conditioning
Multi-type air conditioner with improved control and comfort
Obtainable.
【図１】マルチタイプ空気調和機のシステム図である。FIG. 1 is a system diagram of a multi-type air conditioner.
【図２】室外機内の通信データのブロック図である。FIG. 2 is a block diagram of communication data in an outdoor unit.
【図３】室内機の送風機制御ブロック図である。FIG. 3 is a blower control block diagram of the indoor unit.
【図４】室外機による室内送風機制御方法のフローチャ
ートである。FIG. 4 is a flowchart of an indoor blower control method by an outdoor unit.
【図５】室内送風機制御方法選択機能を持たせる場合の
室外機のブロック図である。FIG. 5 is a block diagram of an outdoor unit having an indoor blower control method selection function.
１…室外機、２〜４…室内機、５〜６…操作スイッチ、
８〜１３…伝送線、１４…マイクロコンピュータ、１５
…演算制御部、１６…通信制御装置、１７、２２、２７
…マイクロコンピュータ、１８、２３、２８…通信制御
装置、１９、２４、２９…演算制御部、２０、２５、３
０…室内送風機駆動回路、２１、２６、３１…室内送風
機、３２…機能選択スイッチ。1: outdoor unit, 2-4: indoor unit, 5-6: operation switch,
8-13: transmission line, 14: microcomputer, 15
... Arithmetic control unit 16, 16 Communication control device 17, 22, 27
... microcomputer, 18, 23, 28 ... communication control device, 19, 24, 29 ... arithmetic control unit, 20, 25, 3
0: indoor blower driving circuit, 21, 26, 31: indoor blower, 32: function selection switch.
───────────────────────────────────────────────────── フロントページの続き (72)発明者 渡辺 昌志 静岡県清水市村松390番地 日立清水エ ンジニアリング株式会社内 (56)参考文献 特開 平１−139973（ＪＰ，Ａ) (58)調査した分野(Int.Cl.6，ＤＢ名) F24F 11/02 ────────────────────────────────────────────────── ─── Continued on the front page (72) Inventor Masashi Watanabe 390 Muramatsu, Shimizu-shi, Shizuoka Pref. Hitachi Shimizu Engineering Co., Ltd. (56) References JP-A-1-139973 (JP, A) (58) Field (Int.Cl. 6 , DB name) F24F 11/02
Claims (2)
接続したマルチタイプ空気調和機において、前記室内機のそれぞれに設けられ室内の状態を表す情報
を前記室外機へ送信する手段と、 前記室外機は、 複数台の前記室内機から送信された情報を受信する手段
と、 受信された前記情報に基づき演算、解析を行う演算制御
部と、 前記演算制御部で各前記送風機の運転停止及び風量を判
断する手段と、 判断された結果により各前記送風機の停止信号及び風量
指令データを前記室内機に送信する通信処理装置とを備
えたことを特徴とするマルチタイプ空気調和機。 In a multi-type air conditioner in which a plurality of indoor units each having an air blower are connected to an outdoor unit, information indicating an indoor state provided in each of the indoor units is provided.
To the outdoor unit, and the outdoor unit receives information transmitted from the plurality of indoor units.
And arithmetic control for performing arithmetic and analysis based on the received information
Unit and the arithmetic and control unit determine the operation stop and air volume of each of the blowers.
Means for shutting down, and a stop signal and air volume of each of the blowers according to the determined result.
A communication processing device for transmitting command data to the indoor unit.
Multi-type air conditioner characterized by the following.
る室外機において、 複数台の前記室内機から送信された情報を受信する手段
と、 受信された前記情報に基づき演算、解析を行う演算制御
部と、 前記演算制御部で各前記送風機の運転停止及び風量を判
断する手段と、 判断された結果により各前記送風機の停止信号及び風量
指令データを前記室内機に送信する通信処理装置とを備
えた ことを特徴とする室外機。 2. A plurality of indoor units having a blower are connected.
Means for receiving information transmitted from a plurality of indoor units in an outdoor unit
And arithmetic control for performing arithmetic and analysis based on the received information
Unit and the arithmetic and control unit determine the operation stop and air volume of each of the blowers.
Means for shutting down, and a stop signal and air volume of each of the blowers according to the determined result.
A communication processing device for transmitting command data to the indoor unit.
Outdoor unit, characterized in that was example.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3139973A JP2928661B2 (en) | 1991-06-12 | 1991-06-12 | Multi-type air conditioner and outdoor unit used for it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3139973A JP2928661B2 (en) | 1991-06-12 | 1991-06-12 | Multi-type air conditioner and outdoor unit used for it |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04366345A JPH04366345A (en) | 1992-12-18 |
| JP2928661B2 true JP2928661B2 (en) | 1999-08-03 |
Family
ID=15257982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3139973A Expired - Fee Related JP2928661B2 (en) | 1991-06-12 | 1991-06-12 | Multi-type air conditioner and outdoor unit used for it |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2928661B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100408994B1 (en) * | 2000-10-10 | 2003-12-06 | 엘지전자 주식회사 | Cooling drive indoor fan control method for multitype airconditioner |
| KR100539766B1 (en) * | 2004-05-21 | 2006-01-12 | 엘지전자 주식회사 | Unitary air conditioner and his control method |
-
1991
- 1991-06-12 JP JP3139973A patent/JP2928661B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH04366345A (en) | 1992-12-18 |
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