JPS545240A - Electric powering time controller for resistance heating furnace - Google Patents

Electric powering time controller for resistance heating furnace

Info

Publication number
JPS545240A
JPS545240A JP6992877A JP6992877A JPS545240A JP S545240 A JPS545240 A JP S545240A JP 6992877 A JP6992877 A JP 6992877A JP 6992877 A JP6992877 A JP 6992877A JP S545240 A JPS545240 A JP S545240A
Authority
JP
Japan
Prior art keywords
heating furnace
resistance heating
time controller
powering time
electric powering
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
JP6992877A
Other languages
Japanese (ja)
Inventor
Hiroshi Akasaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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 Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP6992877A priority Critical patent/JPS545240A/en
Publication of JPS545240A publication Critical patent/JPS545240A/en
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Unknown Time Intervals (AREA)
  • Control Of Resistance Heating (AREA)

Abstract

PURPOSE: To make temperature control possible with high accuracy for a long time, by controlling electric power to resistance heaters in a powering time shorter than the thermal time constant (T seconds) of the resistance heaters in a steady state of furnace temperature.
COPYRIGHT: (C)1979,JPO&Japio
JP6992877A 1977-06-15 1977-06-15 Electric powering time controller for resistance heating furnace Pending JPS545240A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6992877A JPS545240A (en) 1977-06-15 1977-06-15 Electric powering time controller for resistance heating furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6992877A JPS545240A (en) 1977-06-15 1977-06-15 Electric powering time controller for resistance heating furnace

Publications (1)

Publication Number Publication Date
JPS545240A true JPS545240A (en) 1979-01-16

Family

ID=13416827

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6992877A Pending JPS545240A (en) 1977-06-15 1977-06-15 Electric powering time controller for resistance heating furnace

Country Status (1)

Country Link
JP (1) JPS545240A (en)

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