JPS6177643U - - Google Patents

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Publication number
JPS6177643U
JPS6177643U JP16264284U JP16264284U JPS6177643U JP S6177643 U JPS6177643 U JP S6177643U JP 16264284 U JP16264284 U JP 16264284U JP 16264284 U JP16264284 U JP 16264284U JP S6177643 U JPS6177643 U JP S6177643U
Authority
JP
Japan
Prior art keywords
inverter
battery
crane
hoisting motor
power outage
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
Application number
JP16264284U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP16264284U priority Critical patent/JPS6177643U/ja
Publication of JPS6177643U publication Critical patent/JPS6177643U/ja
Pending legal-status Critical Current

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  • Control Of Ac Motors In General (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案実施例のブロツク線図、第２図
は従来例のブロツク線図である。 ２……巻上モータ駆動用インバータ、３……巻
上モータ、４……バツテリー、６……順変換器、
７……逆変換器、８……コンデンサ、９ａ……回
生制動用スイツチ素子、９ｂ……回生制動用抵抗
器、１０……バツテリー充電用トランジスタ。 FIG. 1 is a block diagram of an embodiment of the present invention, and FIG. 2 is a block diagram of a conventional example. 2...Hoisting motor drive inverter, 3...Hoisting motor, 4...Battery, 6...Forward converter,
7... Inverter, 8... Capacitor, 9a... Switch element for regenerative braking, 9b... Resistor for regenerative braking, 10... Transistor for battery charging.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 順変換器、逆変換器、コンデンサ、回生用のト
ランジスタ・抵抗器の直列路、よりなる巻上モー
タ駆動用インバータと、巻上モータと、停電用バ
ツテリーを備えた無停電インバータ駆動クレーン
において、上記インバータの直流中間回路、停電
用バツテリーの間に、バツテリー充電用トランジ
スタを介在せしめ、クレーン巻下時の回生エネル
ギーと、クレーン不使用時における順変換器を経
た整流出力により、上記停電用バツテリーの充電
を行うことを特徴とする無停電インバータ駆動ク
レーン。 In an uninterruptible inverter-driven crane equipped with a hoisting motor drive inverter consisting of a forward converter, an inverse converter, a capacitor, a series circuit of transistors and resistors for regeneration, a hoisting motor, and a battery for power outages, the above A battery charging transistor is interposed between the DC intermediate circuit of the inverter and the power outage battery, and the power outage battery is charged by the regenerated energy when the crane is lowered and the rectified output that passes through the forward converter when the crane is not in use. An uninterruptible inverter-driven crane that performs the following functions.
JP16264284U 1984-10-26 1984-10-26 Pending JPS6177643U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16264284U JPS6177643U (en) 1984-10-26 1984-10-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16264284U JPS6177643U (en) 1984-10-26 1984-10-26

Publications (1)

Publication Number Publication Date
JPS6177643U true JPS6177643U (en) 1986-05-24

Family

ID=30720518

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16264284U Pending JPS6177643U (en) 1984-10-26 1984-10-26

Country Status (1)

Country Link
JP (1) JPS6177643U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0284090A (en) * 1988-09-20 1990-03-26 Hitachi Kiden Kogyo Ltd Device for detecting abnormality of deceleration of crane

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5851637B2 (en) * 1977-06-15 1983-11-17 三菱原子力工業株式会社 Plasma vacuum container tongue protection device
JPS59149286A (en) * 1983-02-14 1984-08-27 三菱電機株式会社 Controller for elevator

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5851637B2 (en) * 1977-06-15 1983-11-17 三菱原子力工業株式会社 Plasma vacuum container tongue protection device
JPS59149286A (en) * 1983-02-14 1984-08-27 三菱電機株式会社 Controller for elevator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0284090A (en) * 1988-09-20 1990-03-26 Hitachi Kiden Kogyo Ltd Device for detecting abnormality of deceleration of crane

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