JPS62117615U - - Google Patents
Info
- Publication number
- JPS62117615U JPS62117615U JP241086U JP241086U JPS62117615U JP S62117615 U JPS62117615 U JP S62117615U JP 241086 U JP241086 U JP 241086U JP 241086 U JP241086 U JP 241086U JP S62117615 U JPS62117615 U JP S62117615U
- Authority
- JP
- Japan
- Prior art keywords
- switch
- inductive load
- circuit
- output
- comparator
- 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
- 230000001939 inductive effect Effects 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Control Of Voltage And Current In General (AREA)
- Control Of Electrical Variables (AREA)
- Continuous-Control Power Sources That Use Transistors (AREA)
- Dc-Dc Converters (AREA)
- Power Conversion In General (AREA)
Description
第１図はこの考案の一実施例による回路ブロツ
ク図、第２図は従来技術の回路ブロツク図、第３
図は、この考案の誘導負荷平均電流の安定性の計
算例で、Ａは直流電源電圧が、Ｂは誘導負荷の抵
抗分が、Ｃは同じく誘導負荷のインダクタンス分
がそれぞれ変動した場合の誘導負荷平均電流の変
動率を示す図である。
図中、１は直流電源、２は誘導負荷、３はフラ
イホイールダイオード、４は開閉器、５は電流検
出器、６は比較器、７は基準電圧、８は論理積回
路、９は単安定フリツプフロツプである。尚、各
図中同一符号は同一又は相当部分を示す。
Fig. 1 is a circuit block diagram according to an embodiment of this invention, Fig. 2 is a circuit block diagram of the prior art, and Fig. 3 is a circuit block diagram of an embodiment of this invention.
The figure shows an example of calculating the stability of the inductive load average current of this invention, where A is the DC power supply voltage, B is the resistance of the inductive load, and C is the inductive load when the inductance of the inductive load changes. FIG. 3 is a diagram showing the rate of variation in average current. In the figure, 1 is a DC power supply, 2 is an inductive load, 3 is a flywheel diode, 4 is a switch, 5 is a current detector, 6 is a comparator, 7 is a reference voltage, 8 is an AND circuit, and 9 is a monostable It's a flip-flop. Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
導負荷の他端が入力端に接続される開閉器、上記
誘導負荷と並列に接続されるフライホイールダイ
オード、上記開閉器の出力電圧と基準電圧を比較
する比較器、この比較器の出力端と一方の入力端
が接続され、出力端が上記開閉器に接続され一定
電圧以上で上記開閉器の開閉を制御する論理積回
路、この論理積回路の他方の入力端と出力端間に
接続された単安定フリツプフロツプ、及び上記開
閉器の出力端と上記直流電源間に接続された電流
検出器を備えた誘導負荷の電流制御装置。 An inductive load with one end connected to the DC power source, a switch with the other end of the inductive load connected to the input end, a flywheel diode connected in parallel with the inductive load, and an output voltage and a reference voltage of the switch. A comparator to be compared, an AND circuit to which the output end of this comparator is connected to one input end, an output end is connected to the switch and controls opening/closing of the switch at a certain voltage or above, and a AND circuit of this AND circuit. A current control device for an inductive load, comprising a monostable flip-flop connected between the other input terminal and the output terminal, and a current detector connected between the output terminal of the switch and the DC power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP241086U JPH0650017Y2 (en) | 1986-01-10 | 1986-01-10 | Inductive load current controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP241086U JPH0650017Y2 (en) | 1986-01-10 | 1986-01-10 | Inductive load current controller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62117615U true JPS62117615U (en) | 1987-07-25 |
| JPH0650017Y2 JPH0650017Y2 (en) | 1994-12-14 |
Family
ID=30781226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP241086U Expired - Lifetime JPH0650017Y2 (en) | 1986-01-10 | 1986-01-10 | Inductive load current controller |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0650017Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013255339A (en) * | 2012-06-06 | 2013-12-19 | Denso Corp | Gate drive device |
-
1986
- 1986-01-10 JP JP241086U patent/JPH0650017Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013255339A (en) * | 2012-06-06 | 2013-12-19 | Denso Corp | Gate drive device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0650017Y2 (en) | 1994-12-14 |
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