JPH0311908U - - Google Patents
Info
- Publication number
- JPH0311908U JPH0311908U JP7326289U JP7326289U JPH0311908U JP H0311908 U JPH0311908 U JP H0311908U JP 7326289 U JP7326289 U JP 7326289U JP 7326289 U JP7326289 U JP 7326289U JP H0311908 U JPH0311908 U JP H0311908U
- Authority
- JP
- Japan
- Prior art keywords
- rotation speed
- blower motor
- failure
- air conditioner
- automobile air
- 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
- 238000001514 detection method Methods 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Control Of Direct Current Motors (AREA)
Description
第１図は請求項１の考案に係る自動車用空調装
置のブロワモータ制御装置の機能ブロツク図、第
２図は請求項２の考案に係る自動車用空調装置の
ブロワモータ制御装置の機能ブロツク図、第３図
は本装置の実施例を示す回路図、第４図は本装置
に用いられるマイクロコンピユータによるブロワ
モータの第１の駆動制御例を示すフローチヤート
、第５図はブロワモータの第２の駆動制御例を示
すフローチヤート、第６図は本装置におけるブロ
ワモータの種々の使用状態における中心回転数Ｘ
、上限値ＮＵＰ、下限値ＮＬＯの変化を示す特性
線図である。
１７……マイクロコンピユータ、２０……ブロ
ワモータ、２３……故障表示灯、２４……注意表
示灯、１００……回転数設定手段、１１０……駆
動手段、１２０……回転数検出手段、１３０……
故障判定手段、１４０……表示手段、１５０……
変動要因検出手段、１６０……判定レベル変更手
段。
FIG. 1 is a functional block diagram of a blower motor control device for an automobile air conditioner according to the invention of claim 1, FIG. 2 is a functional block diagram of a blower motor control device of an automobile air conditioner according to the invention of claim 2, and FIG. The figure is a circuit diagram showing an embodiment of this device, FIG. 4 is a flowchart showing a first example of drive control of the blower motor by the microcomputer used in this device, and FIG. 5 is a second example of drive control of the blower motor. The flowchart shown in Figure 6 is the center rotation speed X of the blower motor in various usage conditions in this device.
, upper limit value NUP, and lower limit value NLO. 17... Microcomputer, 20... Blower motor, 23... Failure indicator light, 24... Caution indicator light, 100... Rotation speed setting means, 110... Drive means, 120... Rotation speed detection means, 130...
Failure determination means, 140...Display means, 150...
Fluctuation factor detection means, 160...judgment level changing means.
Claims (1)
手段と、 前記回転数設定手段の出力信号に応じてブロワ
モータを駆動する駆動手段とを具備する自動車用
空調装置のブロワモータ制御装置において、 前記ブロワモータの回転数を検出する回転数検
出手段と、 前記回転数設定手段による設定回転数と前記回
転数検出手段により検出された前記ブロワモータ
の実回転数との差が所定の偏差域内にあるか否か
によつてブロワモータの故障の有無を判定する故
障判定手段と、 前記故障判定手段の判定結果を表示する表示手
段とを設けたことを特徴とする自動車用空調装置
のブロワモータ制御装置。 ２ ブロワモータの回転数を設定する回転数設定
手段と、 前記回転数設定手段の出力信号に応じてブロワ
モータを駆動する駆動手段とを具備する自動車用
空調装置のブロワモータ制御装置において、 前記ブロワモータの回転数を検出する回転数検
出手段と、 前記回転数設定手段による設定回転数と前記回
転数検出手段により検出された前記ブロワモータ
の実回転数との差が所定の偏差域内にあるか否か
によつてブロワモータの故障の有無を判定する故
障判定手段と、 前記ブロワモータの回転数に変動を与える変動
要因を検出する変動要因検出手段と、 前記変動要因検出手段の検出結果に応じて前記
故障判定手段の所定の偏差域を変更する判定レベ
ル変更手段と、 前記故障判定手段の判定結果を表示する表示手
段とを設けたことを特徴とする自動車用空調装置
のブロワモータ制御装置。[Claims for Utility Model Registration] 1. Blower motor control for an automobile air conditioner, comprising a rotation speed setting means for setting the rotation speed of a blower motor, and a drive means for driving the blower motor according to an output signal of the rotation speed setting means. In the apparatus, a rotation speed detection means for detecting the rotation speed of the blower motor, and a difference between the rotation speed set by the rotation speed setting means and the actual rotation speed of the blower motor detected by the rotation speed detection means is within a predetermined deviation range. A blower motor control device for an automobile air conditioner, characterized in that a blower motor control device for an automobile air conditioner is provided, comprising: a failure determining means for determining whether or not there is a failure in the blower motor based on whether or not the blower motor exists; and a display means for displaying a determination result of the failure determining means. . 2. A blower motor control device for an automobile air conditioner, comprising: a rotation speed setting means for setting the rotation speed of the blower motor; and a drive means for driving the blower motor according to an output signal of the rotation speed setting means, wherein the rotation speed of the blower motor is a rotation speed detection means for detecting the rotation speed; and a rotation speed detection means for detecting the rotation speed setting means, and an actual rotation speed of the blower motor detected by the rotation speed detection means. a failure determination means for determining whether or not there is a failure in the blower motor; a fluctuation factor detection means for detecting a fluctuation factor that causes a fluctuation in the rotation speed of the blower motor; A blower motor control device for an automobile air conditioner, comprising: a determination level changing means for changing a deviation range of the failure determining means; and a display means for displaying a determination result of the failure determining means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7326289U JPH0732172Y2 (en) | 1989-06-22 | 1989-06-22 | Blower motor controller for automobile air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7326289U JPH0732172Y2 (en) | 1989-06-22 | 1989-06-22 | Blower motor controller for automobile air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0311908U true JPH0311908U (en) | 1991-02-06 |
| JPH0732172Y2 JPH0732172Y2 (en) | 1995-07-26 |
Family
ID=31611931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7326289U Expired - Lifetime JPH0732172Y2 (en) | 1989-06-22 | 1989-06-22 | Blower motor controller for automobile air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0732172Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116182323A (en) * | 2022-12-30 | 2023-05-30 | 海信（广东）空调有限公司 | An air conditioner and its control method |
-
1989
- 1989-06-22 JP JP7326289U patent/JPH0732172Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116182323A (en) * | 2022-12-30 | 2023-05-30 | 海信（广东）空调有限公司 | An air conditioner and its control method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0732172Y2 (en) | 1995-07-26 |
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