JPS5854335B2 - The best way to get started - Google Patents
The best way to get startedInfo
- Publication number
- JPS5854335B2 JPS5854335B2 JP50104000A JP10400075A JPS5854335B2 JP S5854335 B2 JPS5854335 B2 JP S5854335B2 JP 50104000 A JP50104000 A JP 50104000A JP 10400075 A JP10400075 A JP 10400075A JP S5854335 B2 JPS5854335 B2 JP S5854335B2
- Authority
- JP
- Japan
- Prior art keywords
- periodic signal
- comparator
- control circuit
- power supply
- air conditioner
- 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
Links
Landscapes
- Air Conditioning Control Device (AREA)
- Control Of Ac Motors In General (AREA)
Description
【発明の詳細な説明】
本発明は空気調和機の室内送風用電動機の回転速度制御
回路に関するものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a rotation speed control circuit for an indoor ventilation motor of an air conditioner.
現在の空気調和機の室内送風用電動機の回転速度制御回
路を第１図に、空気調和機動作時の気流分布を第２図に
示す。FIG. 1 shows the rotational speed control circuit of the indoor ventilation motor of a current air conditioner, and FIG. 2 shows the airflow distribution during operation of the air conditioner.
第１図にち・いて、１は交流電源、２は送風用電動機３
０回転速度を切り換えるためのスイッチ、４は起動コン
デンサである。In Figure 1, 1 is an AC power supply, 2 is a blower electric motor 3
A switch for switching the 0 rotation speed, 4 is a starting capacitor.
第１図にあ・いて、切換スイッチ２を切り換えると、室
内の気流分布は第２図の実線？、８．９で示すような部
分的な気流を生ずる。If you switch the selector switch 2 as shown in Figure 1, the airflow distribution in the room will change to the solid line in Figure 2. , 8.9, resulting in partial airflow.
したがって、室内の気流を一様に分布させることができ
ない。Therefore, it is not possible to uniformly distribute the airflow in the room.
そのため室内に居る使用者の位置によって温度分布が不
均一となり、使用者に不快感を与えているものである。Therefore, the temperature distribution becomes uneven depending on the position of the user in the room, causing discomfort to the user.
なあ・、第２図にあ・いて、５は空気調和機を、６は室
の外壁を示す。Hey, in Figure 2, 5 indicates the air conditioner and 6 indicates the outer wall of the room.
本発明の目的は上記した従来技術の欠点をなくし、室内
の気流分布を平均化し、温度分布を一様にすることによ
り、使用者に一層快適な気流分布（温度分布）を与える
空気調和機用送風機の回転速度制御回路を提供すること
にある。The purpose of the present invention is to eliminate the above-mentioned drawbacks of the prior art, and to provide an air conditioner that provides a more comfortable airflow distribution (temperature distribution) to the user by averaging the indoor airflow distribution and making the temperature distribution uniform. An object of the present invention is to provide a rotation speed control circuit for a blower.
本発明では、上記した従来技術の欠点をなくすために、
室内送風用電動機の回転数を一定回転数から設定回転数
１での間を往復させることができるように電動機の回転
速度を連続的に制御し、室内の気流を一様に分布させ、
温度分布を均一にする。In the present invention, in order to eliminate the drawbacks of the prior art described above,
The rotational speed of the electric motor for indoor ventilation is continuously controlled so that the rotational speed of the electric motor can be reciprocated between a constant rotational speed and a set rotational speed of 1, and the airflow in the room is uniformly distributed.
Make temperature distribution uniform.
第３図に本発明による電動機の速度制御回路のブロック
図、第４図にその一実施例を示す回路図を示す。FIG. 3 is a block diagram of a speed control circuit for an electric motor according to the present invention, and FIG. 4 is a circuit diagram showing an embodiment thereof.
第３図にかいて、周期信号発生回路１１によって発生さ
れた周期信号が速度制御回路１０に入力される。In FIG. 3, a periodic signal generated by a periodic signal generating circuit 11 is input to a speed control circuit 10. As shown in FIG.
この結果、速度制御回路１０の出力は、電動機回路１２
に入力され、電動機速度を設定速度から定速度渣での間
、時間信号発生回路１１０周期に従って連続又は段階的
に変化させる。As a result, the output of the speed control circuit 10 is
The motor speed is changed continuously or stepwise according to the period of the time signal generating circuit 110 from the set speed to the constant speed range.
この結果、室内の気流分布は、第２図に示した気流分布
９から設定速度時の気流分布との間に存在することにな
り、室内の気流分布をより平均化することができ、室内
温度分布をより均一にすることができる。As a result, the indoor airflow distribution exists between the airflow distribution 9 shown in Fig. 2 and the airflow distribution at the set speed, and the indoor airflow distribution can be more averaged, and the indoor temperature The distribution can be made more uniform.
第４図にあ・いて、ダイオード１６．１６’、トランジ
スタ１７．１８で構成される回路は電源１の電圧に応じ
た出力をトランジスタ１９に供給する。In FIG. 4, a circuit composed of diodes 16, 16' and transistors 17, 18 supplies an output corresponding to the voltage of power supply 1 to transistor 19.
この出力によりトランジスタ１９はオンし、抵抗２１を
通してコンデンサ２０に充電された電荷をトランジスタ
１９により放電させる。This output turns on the transistor 19, causing the transistor 19 to discharge the charge stored in the capacitor 20 through the resistor 21.
この結果、コンデンサ２０の端子電圧は電源周波数の周
期に応じた三角波を発生する。As a result, the terminal voltage of the capacitor 20 generates a triangular wave corresponding to the period of the power supply frequency.
一方、増幅器１５とコンデンサ２６，２５．２７、抵抗
２２，２３゜２４から構成される移相素子とで発振器を
構威しこの発振発圧と前述した三角波電圧とがコンパレ
ーダ１４に供給される。On the other hand, an oscillator is formed by the amplifier 15, a phase shift element composed of capacitors 26, 25, 27, and resistors 22, 23.degree. 24, and this oscillation voltage and the aforementioned triangular wave voltage are supplied to the comparator 14.
この結果、コンパレーダ１４の出力は発振周波数の周期
により、電源電圧位相に対応して０〜１８０°の間を往
復する。As a result, the output of the comparator 14 reciprocates between 0 and 180 degrees depending on the period of the oscillation frequency, corresponding to the power supply voltage phase.
この出力はトランジスタ２８と双方向性サイリスタ１３
からなるスイッチ回路に供給され、サイリスタ１３が導
通し、電動機３の速度が可変される。This output is connected to transistor 28 and bidirectional thyristor 13.
The thyristor 13 is turned on, and the speed of the motor 3 is varied.
一方、可変抵抗３１により電動機の速度を設定すること
ができる。On the other hand, the speed of the motor can be set using the variable resistor 31.
このように、本発明においては送風用電動機の回転速度
をあらかじめ設定された２つの速度の間で連続的に、か
つ、くり返し変化させることができるので、室内の空気
流をあらかじめ定められた範囲内にあ・いて平均化する
ことができる。In this way, in the present invention, the rotational speed of the blower electric motor can be continuously and repeatedly changed between two preset speeds, so that the indoor airflow can be controlled within a predetermined range. It can be averaged by
したがって、室内の温度分布をより平均化することがで
きるので、使用者により快適な空気調和機を提供するこ
とができる。Therefore, since the temperature distribution in the room can be more averaged, it is possible to provide an air conditioner that is more comfortable for the user.
第１図は従来の室内送風用電動機の制御回路の回路図、
第２図は従来の空気調和機の室内気流分布を示す図、第
３図は本発明による電動機の制御回路のブロック図、第
４図は本発明による電動機の制御回路の一実施例を示す
回路図である。
１０・・・速度制御回路、１１・・・周期信号発生回路
１３・・・双方向性サイリスタ、１４・・・コンパレー
タ（比較器）、１５・・・増幅器、２８・・・トランジ
スタ（点弧回路、３１・・・可変抵抗器。Figure 1 is a circuit diagram of the control circuit of a conventional indoor ventilation motor.
FIG. 2 is a diagram showing the indoor airflow distribution of a conventional air conditioner, FIG. 3 is a block diagram of a motor control circuit according to the present invention, and FIG. 4 is a circuit diagram showing an embodiment of the motor control circuit according to the present invention. It is a diagram. DESCRIPTION OF SYMBOLS 10... Speed control circuit, 11... Periodic signal generation circuit 13... Bidirectional thyristor, 14... Comparator (comparator), 15... Amplifier, 28... Transistor (ignition circuit) , 31...variable resistor.
Claims (1)
転速度制御回路であって、商用電源に同期した第１の周
期信号を発生する第１の周期信号発生回路と、商用電源
と非同期の第２の周期信号を発生する第２の周期信号発
生回路と、第１及び第２の周期信号発生回路から、それ
ぞれ第１、第２の周期信号が供給され、第１、第２の周
期信号を比較し、第２の周期信号が第１の周期信号を越
えている場合に出力信号を発生する比較器と、比較器に
接続され、比較器の出力信号が入力されるとともに、送
風電動機に接続され、比較器から、その出力信号が入力
された際に送風電動機をオン状態にするスイッチ回路を
備えていることを特徴とする空気調和機用送風電動機の
回転速度制御回路。1 A rotation speed control circuit for an air conditioner blower motor connected to a commercial power supply, which includes a first periodic signal generation circuit that generates a first periodic signal synchronized with the commercial power supply, and a first periodic signal generation circuit that is asynchronous with the commercial power supply. The first and second periodic signals are supplied from the second periodic signal generation circuit that generates the second periodic signal, and the first and second periodic signal generation circuits, respectively. a comparator that compares and generates an output signal when the second periodic signal exceeds the first periodic signal; and a comparator that is connected to the comparator and receives the output signal of the comparator and is connected to the blower motor. A rotation speed control circuit for a blower motor for an air conditioner, comprising a switch circuit that turns on the blower motor when an output signal thereof is input from a comparator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50104000A JPS5854335B2 (en) | 1975-08-29 | 1975-08-29 | The best way to get started |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50104000A JPS5854335B2 (en) | 1975-08-29 | 1975-08-29 | The best way to get started |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5228152A JPS5228152A (en) | 1977-03-02 |
| JPS5854335B2 true JPS5854335B2 (en) | 1983-12-03 |
Family
ID=14369006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50104000A Expired JPS5854335B2 (en) | 1975-08-29 | 1975-08-29 | The best way to get started |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5854335B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10606288B2 (en) | 2017-09-27 | 2020-03-31 | Inovita Pte Ltd | Pressure control method for process chamber and pressure control device for process chamber |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5885040A (en) * | 1981-11-13 | 1983-05-21 | Matsushita Electric Ind Co Ltd | Heating and cooling apparatus |
| JPS5940748U (en) * | 1982-09-07 | 1984-03-15 | 三菱電機株式会社 | Air conditioner control device |
| JPH02225950A (en) * | 1989-02-28 | 1990-09-07 | Toshiba Heating Appliances Co | Space heating device |
| US6155341A (en) * | 1998-12-09 | 2000-12-05 | Carrier Corporation | Continuous fan adjustment method |
-
1975
- 1975-08-29 JP JP50104000A patent/JPS5854335B2/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10606288B2 (en) | 2017-09-27 | 2020-03-31 | Inovita Pte Ltd | Pressure control method for process chamber and pressure control device for process chamber |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5228152A (en) | 1977-03-02 |
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