JPH0360841U - - Google Patents
Info
- Publication number
- JPH0360841U JPH0360841U JP11629089U JP11629089U JPH0360841U JP H0360841 U JPH0360841 U JP H0360841U JP 11629089 U JP11629089 U JP 11629089U JP 11629089 U JP11629089 U JP 11629089U JP H0360841 U JPH0360841 U JP H0360841U
- Authority
- JP
- Japan
- Prior art keywords
- synchronous motor
- field loss
- current
- current transformer
- alternator
- 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
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 230000007257 malfunction Effects 0.000 claims 1
- 230000002265 prevention Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Protection Of Generators And Motors (AREA)
- Control Of Eletrric Generators (AREA)
Description
第１図は本考案の一実施例の構成図である。
１…同期電動機（ＳＭ）、２…交流発電機、３
…界磁喪失リレー、４…計器用変圧器（ＰＴ）、
５…抵抗、６，７…変流器（ＣＴ）。
FIG. 1 is a block diagram of an embodiment of the present invention. 1...Synchronous motor (SM), 2...AC generator, 3
... Field loss relay, 4... Potential transformer (PT),
5...Resistance, 6,7...Current transformer (CT).
Claims (1)
次電流および計器用変圧器の２次電圧を入力する
界磁喪失リレーを備え、この交流発電機の出力回
路に同期電動機が接続、しや断されるものにおい
て、 前記計器用変圧器の２次側の界磁喪失リレー接
続線に抵抗を設け、且つ前記同期電動機の主回路
に変流器を設けるとともに、該変流器の２次側を
前記抵抗に接続して同期電動機の投入時に生ずる
電圧降下または進相電流を補償するようにしたこ
とを特徴とした界磁喪失リレー誤動作防止回路。[Scope of utility model registration claim] 2 of the current transformer installed in the output circuit of the alternator
A field loss relay that inputs the secondary current and the secondary voltage of the potential transformer is provided, and a synchronous motor is connected to and disconnected from the output circuit of the alternator. A resistor is provided in the side field loss relay connection line, a current transformer is provided in the main circuit of the synchronous motor, and the secondary side of the current transformer is connected to the resistor to reduce the voltage generated when the synchronous motor is turned on. A field loss relay malfunction prevention circuit characterized by compensating for falling or advancing phase current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11629089U JPH0811026Y2 (en) | 1989-10-03 | 1989-10-03 | Field loss relay malfunction prevention circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11629089U JPH0811026Y2 (en) | 1989-10-03 | 1989-10-03 | Field loss relay malfunction prevention circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0360841U true JPH0360841U (en) | 1991-06-14 |
| JPH0811026Y2 JPH0811026Y2 (en) | 1996-03-29 |
Family
ID=31664573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11629089U Expired - Lifetime JPH0811026Y2 (en) | 1989-10-03 | 1989-10-03 | Field loss relay malfunction prevention circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0811026Y2 (en) |
-
1989
- 1989-10-03 JP JP11629089U patent/JPH0811026Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0811026Y2 (en) | 1996-03-29 |