JPH01102910U - - Google Patents
Info
- Publication number
- JPH01102910U JPH01102910U JP19840387U JP19840387U JPH01102910U JP H01102910 U JPH01102910 U JP H01102910U JP 19840387 U JP19840387 U JP 19840387U JP 19840387 U JP19840387 U JP 19840387U JP H01102910 U JPH01102910 U JP H01102910U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- fine adjustment
- adjustment points
- output frequency
- width
- 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.)
- Granted
Links
- 238000009423 ventilation Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Control Of Temperature (AREA)
Description
図は本考案に係る温度コントローラの一実施例
を示すもので、第１図はインバータの基本回路図
、第２図は温度コントローラのブロツク構成図、
第３図はインバータと温度コントローラの結線図
、第４図はインバータの温度一周波数の特性図、
第５図は温度一周波数の拡大図、第６図、第７図
は温度制御のフローチヤート図である。
３は交流電動機、６は中央処理装置、１５は温
度センサ、１７〜２３は可変抵抗器、３３はイン
バータ、３８は温度コントローラ、４４はデイジ
タルスイツチである。
The figures show an embodiment of the temperature controller according to the present invention, in which Fig. 1 is a basic circuit diagram of an inverter, Fig. 2 is a block configuration diagram of the temperature controller,
Figure 3 is a wiring diagram of the inverter and temperature controller, Figure 4 is a temperature-frequency characteristic diagram of the inverter,
FIG. 5 is an enlarged view of temperature versus frequency, and FIGS. 6 and 7 are flowcharts of temperature control. 3 is an AC motor, 6 is a central processing unit, 15 is a temperature sensor, 17 to 23 are variable resistors, 33 is an inverter, 38 is a temperature controller, and 44 is a digital switch.
Claims (1)
を変化させて交流電動機の回転数を制御して換気
送風量を変化させる温度コントローラにおいて、
インバータ出力の温度―周波数特性に可変抵抗器
による複数の微調整点を設け、該複数の微調整点
の中央の温度を基準値とし、該基準値を中心に複
数の微調整点間の温度幅を設定できるデイジタル
スイツチを設けた温度コントローラ。 ２ 複数の微調整点間の中央の基準温度をＴ４と
し、複数の微調整点間の温度幅をＴとし、該温度
幅Ｔの下限のインバータ出力周波数をＦｎとし、
該温度幅Ｔの上限のインバータ出力周波数をＦｎ
＋１とし、温度センサの検出現在温度をＴａとし
、該現在温度Ｔａのインバータ出力周波数をＦｏ
ｕｔとする時、Ｆｏｕｔ＝（Ｔａ−Ｔｎ）（Ｆｎ
＋１−Ｆｎ）／Ｔ＋Ｆｎとなる演算手段を備えた
実用新案登録請求の範囲第１項記載の温度コント
ローラ。[Claims for Utility Model Registration] 1. A temperature controller that changes the output frequency of an inverter using the output of a temperature sensor to control the rotational speed of an AC motor and change the ventilation air flow rate,
Multiple fine adjustment points are provided using variable resistors in the temperature-frequency characteristics of the inverter output, and the temperature at the center of the multiple fine adjustment points is set as a reference value, and the temperature width between the multiple fine adjustment points is centered around this reference value. A temperature controller equipped with a digital switch that can be set. 2 The reference temperature at the center between the plurality of fine adjustment points is T4 , the temperature width between the plurality of fine adjustment points is T, the inverter output frequency at the lower limit of the temperature width T is Fn ,
The upper limit inverter output frequency of the temperature width T is F n
+1 , the current temperature detected by the temperature sensor is T a , and the inverter output frequency at the current temperature T a is F o
When ut , F out = (T a - T n ) (F n
The temperature controller according to claim 1, which is a utility model, and includes a calculating means that satisfies the equation : +1 −F n )/T+F n .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987198403U JPH0749532Y2 (en) | 1987-12-26 | 1987-12-26 | Temperature controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987198403U JPH0749532Y2 (en) | 1987-12-26 | 1987-12-26 | Temperature controller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01102910U true JPH01102910U (en) | 1989-07-12 |
| JPH0749532Y2 JPH0749532Y2 (en) | 1995-11-13 |
Family
ID=31488915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987198403U Expired - Lifetime JPH0749532Y2 (en) | 1987-12-26 | 1987-12-26 | Temperature controller |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0749532Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49113089A (en) * | 1973-03-02 | 1974-10-28 | ||
| JPS5767735A (en) * | 1980-10-13 | 1982-04-24 | Toshiba Corp | Air conditioner |
-
1987
- 1987-12-26 JP JP1987198403U patent/JPH0749532Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49113089A (en) * | 1973-03-02 | 1974-10-28 | ||
| JPS5767735A (en) * | 1980-10-13 | 1982-04-24 | Toshiba Corp | Air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0749532Y2 (en) | 1995-11-13 |
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