JPH0196796U - - Google Patents
Info
- Publication number
- JPH0196796U JPH0196796U JP1987193803U JP19380387U JPH0196796U JP H0196796 U JPH0196796 U JP H0196796U JP 1987193803 U JP1987193803 U JP 1987193803U JP 19380387 U JP19380387 U JP 19380387U JP H0196796 U JPH0196796 U JP H0196796U
- Authority
- JP
- Japan
- Prior art keywords
- fan motor
- temperature
- hall element
- resistance value
- value conversion
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Control Of Positive-Displacement Air Blowers (AREA)
- Ventilation (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Description
第１図は本考案ＤＣフアンモータ制御回路の一
実施例を示す図。第２図は本考案ＤＣフアンモー
タの回転角とコイル電流の関係を示す図。第３図
は本考案ＤＣフアンモータの負荷／回転数特性図
。第４図は本考案ＤＣフアンモータの温度／抵抗
値変換素子の配設例を示す図。
ＨＥ……ホール素子、Ｌ１，Ｌ２……コイル、
Ｒｔ……サーミスタ、Ｔ１，Ｔ２……電力トラン
ジスタ。
FIG. 1 is a diagram showing an embodiment of the DC fan motor control circuit of the present invention. FIG. 2 is a diagram showing the relationship between the rotation angle and coil current of the DC fan motor of the present invention. FIG. 3 is a load/rotation speed characteristic diagram of the DC fan motor of the present invention. FIG. 4 is a diagram showing an example of the arrangement of temperature/resistance value conversion elements of the DC fan motor of the present invention. HE...Hall element, L1, L2...Coil,
Rt...thermistor, T1, T2...power transistor.
Claims (1)
いて、該ＤＣフアンモータで送風処理されるべき
気体の温度に感応する温度／抵抗値変換手段で、
ホール素子へ供給される電流を制御することを特
徴とするＤＣフアンモータ。 (2) 温度／抵抗値変換手段が負特性サーミスタ
であり、ホール素子の電流供給回路に直列接続さ
れていることを特徴とする、実用新案登録請求の
範囲第１項に記載のＤＣフアンモータ。[Claims for Utility Model Registration] (1) In a DC fan motor using a Hall element, a temperature/resistance value conversion means sensitive to the temperature of the gas to be blown by the DC fan motor,
A DC fan motor characterized by controlling a current supplied to a Hall element. (2) The DC fan motor according to claim 1, wherein the temperature/resistance value conversion means is a negative characteristic thermistor and is connected in series to the current supply circuit of the Hall element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987193803U JPH0196796U (en) | 1987-12-21 | 1987-12-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987193803U JPH0196796U (en) | 1987-12-21 | 1987-12-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0196796U true JPH0196796U (en) | 1989-06-27 |
Family
ID=31484577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987193803U Pending JPH0196796U (en) | 1987-12-21 | 1987-12-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0196796U (en) |
-
1987
- 1987-12-21 JP JP1987193803U patent/JPH0196796U/ja active Pending
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