ZA786618B - Automatic molten metal surface level control system for a continuous casting machine - Google Patents

Automatic molten metal surface level control system for a continuous casting machine

Info

Publication number
ZA786618B
ZA786618B ZA00786618A ZA786618A ZA786618B ZA 786618 B ZA786618 B ZA 786618B ZA 00786618 A ZA00786618 A ZA 00786618A ZA 786618 A ZA786618 A ZA 786618A ZA 786618 B ZA786618 B ZA 786618B
Authority
ZA
South Africa
Prior art keywords
control system
molten metal
continuous casting
metal surface
level control
Prior art date
Application number
ZA00786618A
Other languages
English (en)
Inventor
K Osugi
Original Assignee
Furukawa Metals Co
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 by Furukawa Metals Co filed Critical Furukawa Metals Co
Priority claimed from KR7803556A external-priority patent/KR810002096B1/ko
Priority claimed from KR7803615A external-priority patent/KR810002097B1/ko
Publication of ZA786618B publication Critical patent/ZA786618B/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/16—Controlling or regulating processes or operations
    • B22D11/18—Controlling or regulating processes or operations for pouring
    • B22D11/181—Controlling or regulating processes or operations for pouring responsive to molten metal level or slag level
    • B22D11/185—Controlling or regulating processes or operations for pouring responsive to molten metal level or slag level by using optical means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/16—Controlling or regulating processes or operations
    • B22D11/18—Controlling or regulating processes or operations for pouring
    • B22D11/181—Controlling or regulating processes or operations for pouring responsive to molten metal level or slag level
    • B22D11/187—Controlling or regulating processes or operations for pouring responsive to molten metal level or slag level by using X-rays or nuclear radiation
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D9/00—Level control, e.g. controlling quantity of material stored in vessel
    • G05D9/12—Level control, e.g. controlling quantity of material stored in vessel characterised by the use of electric means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Automation & Control Theory (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Toxicology (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Continuous Casting (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
ZA00786618A 1977-11-25 1978-11-24 Automatic molten metal surface level control system for a continuous casting machine ZA786618B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP14129277A JPS5473662A (en) 1977-11-25 1977-11-25 System for detecting level of poured molten metal
KR7803556A KR810002096B1 (ko) 1977-11-25 1978-11-25 금속용탕의 주탕액면 레벨 검지방식
KR7803615A KR810002097B1 (ko) 1977-11-25 1978-11-30 연속주조기에 있어서의 금속 주탕(注湯)액면의 자동제어방식

Publications (1)

Publication Number Publication Date
ZA786618B true ZA786618B (en) 1979-11-28

Family

ID=27318219

Family Applications (2)

Application Number Title Priority Date Filing Date
ZA00786618A ZA786618B (en) 1977-11-25 1978-11-24 Automatic molten metal surface level control system for a continuous casting machine
ZA00786619A ZA786619B (en) 1977-11-25 1978-11-24 Molten metal surface level detection system

Family Applications After (1)

Application Number Title Priority Date Filing Date
ZA00786619A ZA786619B (en) 1977-11-25 1978-11-24 Molten metal surface level detection system

Country Status (8)

Country Link
JP (1) JPS5473662A (enrdf_load_stackoverflow)
AU (2) AU517262B2 (enrdf_load_stackoverflow)
BE (2) BE872214A (enrdf_load_stackoverflow)
FR (1) FR2410259B1 (enrdf_load_stackoverflow)
GB (1) GB2010475B (enrdf_load_stackoverflow)
IT (1) IT1107599B (enrdf_load_stackoverflow)
SE (1) SE435586B (enrdf_load_stackoverflow)
ZA (2) ZA786618B (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5988627A (ja) * 1982-11-15 1984-05-22 Fuji Electric Co Ltd 容器内の液面レベル検査装置
US4597048A (en) * 1983-09-07 1986-06-24 United States Steel Corporation Digital flow regulation of liquid-level control for a continuous casting mold
DE3679950D1 (de) * 1985-09-02 1991-08-01 Nippon Steel Corp Verfahren zum regeln des anfangsstadiums beim stranggiessen.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3842894A (en) * 1973-01-17 1974-10-22 American Metal Climax Inc Automatic means for remote sweep-scanning of a liquid level and for controlling flow to maintain such level
US3838727A (en) * 1973-07-16 1974-10-01 I Levi Normalized optical input level control in continuous casting process and apparatus
FR2292539A1 (fr) * 1974-11-27 1976-06-25 Poncet Pierre Perfectionnements au reglage du niveau dans les lingotieres de coulee continue
JPS5220060A (en) * 1975-08-08 1977-02-15 Nippon Kokan Kk <Nkk> High-temperature meltage gauge
FR2361180A1 (fr) * 1976-08-12 1978-03-10 Poncet Pierre Perfectionnements aux regulateurs de niveau pour installations de coulee continue

Also Published As

Publication number Publication date
GB2010475B (en) 1982-04-28
AU4153278A (en) 1979-05-31
BE872214A (fr) 1979-03-16
BE872273A (fr) 1979-03-16
JPH0127370B2 (enrdf_load_stackoverflow) 1989-05-29
SE7811480L (sv) 1979-05-26
SE435586B (sv) 1984-10-08
AU517262B2 (en) 1981-07-16
AU4153078A (en) 1979-05-31
FR2410259B1 (fr) 1985-12-06
IT7852063A0 (it) 1978-11-24
JPS5473662A (en) 1979-06-13
IT1107599B (it) 1985-11-25
GB2010475A (en) 1979-06-27
ZA786619B (en) 1979-12-27
FR2410259A1 (fr) 1979-06-22
AU517275B2 (en) 1981-07-16

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