JPS61149996U - - Google Patents
Info
- Publication number
- JPS61149996U JPS61149996U JP3172685U JP3172685U JPS61149996U JP S61149996 U JPS61149996 U JP S61149996U JP 3172685 U JP3172685 U JP 3172685U JP 3172685 U JP3172685 U JP 3172685U JP S61149996 U JPS61149996 U JP S61149996U
- Authority
- JP
- Japan
- Prior art keywords
- rotation speed
- motor
- variable field
- field adjustment
- resistor
- 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
- 238000010586 diagram Methods 0.000 description 2
Description
第１図はこの考案の一実施例による直流電動機
起動装置を示す単線接続図、第２図は従来の直流
電動機起動装置を示す単線接続図である。
１は直流電動機起動装置、２は起動抵抗、３は
起動抵抗切換用コンタクタ、４は直流電動機、５
は電機子、６は界磁、８は可変界磁調整抵抗、９
は回転数検出器、１０は抵抗切換装置。なお、図
中、同一符号は同一部分を示す。
FIG. 1 is a single-line connection diagram showing a DC motor starting device according to an embodiment of the invention, and FIG. 2 is a single-line connection diagram showing a conventional DC motor starting device. 1 is a DC motor starting device, 2 is a starting resistor, 3 is a starting resistance switching contactor, 4 is a DC motor, 5
is the armature, 6 is the field, 8 is the variable field adjustment resistor, 9
is a rotation speed detector, and 10 is a resistance switching device. In addition, in the figures, the same reference numerals indicate the same parts.
Claims (1)
界磁調整抵抗、上記直流電動機の回転数を検出す
る回転数検出器及びこの回転数検出器の検出する
回転数に応じて上記可変界磁調整抵抗の抵抗値を
変更する抵抗切換装置を備え、該直流電動機を定
格回転数に保つようにしたことを特徴とする直流
電動機の制御装置。 A variable field adjustment resistor connected in series with the field of the DC motor, a rotation speed detector for detecting the rotation speed of the DC motor, and the variable field adjustment according to the rotation speed detected by the rotation speed detector. 1. A control device for a DC motor, comprising a resistance switching device for changing the resistance value of a resistor, and maintaining the DC motor at a rated rotation speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3172685U JPS61149996U (en) | 1985-03-06 | 1985-03-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3172685U JPS61149996U (en) | 1985-03-06 | 1985-03-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61149996U true JPS61149996U (en) | 1986-09-16 |
Family
ID=30532587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3172685U Pending JPS61149996U (en) | 1985-03-06 | 1985-03-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61149996U (en) |
-
1985
- 1985-03-06 JP JP3172685U patent/JPS61149996U/ja active Pending