JPS60105642U

JPS60105642U - Rotational stirring force control device for molten metal in a container

Info

Publication number: JPS60105642U
Application number: JP20386583U
Authority: JP
Inventors: 伊藤　斉; 良夫福井; 小沢　三千晴
Original assignee: 川崎製鉄株式会社
Priority date: 1983-12-26
Filing date: 1983-12-26
Publication date: 1985-07-18

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考案による容器内溶融金属の回転攪拌力制御
装置の構成を示す模式部分断面図、第２図Ａ、　Ｂは容
器内溶融金属の湯面の状態を示し、Ａは回転攪拌前の湯
面、Ｂは回転攪拌中の湯面を示すいずれも断面図である
。２・・・容器、４・・・溶融金属、６・・・磁場発生装
置、８・・・凹面、１０・・・黒鉛電極棒、１２・・・
側壁部電極、１４・・・黒鉛電極昇降装置、１６・・・
電極棒位置検出装置、１８・・・側壁部電極昇降装置、
２０・・・側壁部電極位置検出装置、２４・・・静電容
量レベル　　　パ計、２６・・・制御装置、２８・・・
電磁力制御装置、３０・・・設定器、３２・・・総括制
御装置、３４・・・黒鉛電極棒昇降制御装置。Fig. 1 is a schematic partial cross-sectional view showing the configuration of the device for controlling the rotational stirring force for molten metal in a container according to the present invention, and Fig. 2 A and B show the state of the surface of the molten metal in the container, and A shows the state of the molten metal before rotational stirring. B and B are cross-sectional views showing the melt level during rotational stirring. 2... Container, 4... Molten metal, 6... Magnetic field generator, 8... Concave surface, 10... Graphite electrode rod, 12...
Side wall electrode, 14... graphite electrode lifting device, 16...
Electrode rod position detection device, 18... side wall electrode lifting device,
20...Side wall electrode position detection device, 24...Capacitance level meter, 26...Control device, 28...
Electromagnetic force control device, 30... Setting device, 32... General control device, 34... Graphite electrode rod elevation control device.

Claims

[Scope of utility model registration request]

Control of the rotational stirring force of molten metal in a container in a refining device comprising a graphite electrode arc heating device for heating molten metal contained in the container and a magnetic field generator installed on the outer periphery of the container for rotating and stirring the molten metal. In the apparatus, an electrode position detection device is provided on a lifting device for the graphite electrode hanging in the center of the container and measures a lifting distance of the electrode;
The rotary stirring force of the molten metal is determined from the detection values detected by a hot water level detecting device provided on the side wall of the container and detecting the hot water level on the side wall, the electrode rod position detecting device, and the hot water level detecting device. a control device that performs calculations; and an electromagnetic force control device that compares and calculates the calculated rotational stirring force with a preset rotational stirring force and controls the electromagnetic force of the magnetic field generator so as to achieve the set rotational stirring force. A rotation stirring force control device for molten metal in a container, comprising: