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JP2023125248A |
To provide a correction device and a correction method for a slab temperature model capable of accurately predicting a temperature distribution including a lengthwise direction and a thickness direction in at least a width central part o...
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JP7338599B2 |
To provide a blister scale generation prediction method and a blister scale generation prediction model generation method capable of predicting the occurrence of blister scales with high accuracy, and a rolling mill control method for re...
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JP7334861B2 |
To provide continuous annealing equipment, a continuous annealing method, a method of producing cold-rolled steel sheets and a method of producing coated or plated steel sheets which enable a quick response to fluctuations in material pr...
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JP2023117175A |
To provide an atmosphere furnace in which inert gas and hydrogen gas are used as the atmosphere gas, and the atmosphere is rendered decarburization-free, and to provide an atmosphere control method therefor.Provided is an atmosphere cont...
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JP7305293B1 |
A charging device for charging an object to be processed, a plurality of processing devices for heat-treating the object to be processed, an extraction device for extracting the heat-treated object to be processed, a charging device for ...
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JP7302563B2 |
To provide a continuous annealing method for a cold-rolled steel sheet which suppresses fluctuation of sheet temperature of the cold-rolled steel sheet before and after a connection part, reduces deviation of characteristic values of the...
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JP2023093419A |
To provide a method for cooling a long product, which can set a fine structure of the hot rolled long product to be as flexible as possible.There is provided the method for cooling a hot rolled rod, wire, tube or profile by using an appa...
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JP7302553B2 |
To provide a heating technology for suppressing an amount of scale generated in a heating process without increasing an amount of fuel used.A furnace temperature control method for a heating furnace controls the respective furnace temper...
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JP2023093774A |
To improve the quality of a workpiece by quenching in a heat treatment apparatus without increasing the size of the apparatus.The heat treatment apparatus includes a heating furnace 1, a quenching bath 2 arranged below the heating furnac...
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JP2023086647A |
To provide a simulation method of a furnace atmosphere that can simulate with high precision the change of a furnace atmosphere in a heat-treatment furnace as the heat treatment progresses in a heat treatment process of a metal material ...
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JP7294243B2 |
Thermal treatment of a rail having a stable hardness distribution is enabled. The hardness of a rail after the rail having a temperature equal to or higher than an austenite region temperature is forcibly cooled in a cooling facility (7)...
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JP7287416B2 |
To propose a technique that is suitable when used for quick determination of a manufacturing specification for a steel plate that is produced through processing including a plurality of steps and requires heat treatment after hot rolling...
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JP3241966U |
An operation control device for a heat treatment furnace that facilitates stabilizing the plate temperature when changing metal plates is provided. A metal plate including a first metal plate and a second metal plate connected to the tai...
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JP2023063967A |
To provide a program and the like capable of efficiently deriving quality data of an object to be heat treated when performing a heat treatment on the object to be heat treated in a vacuum heat treatment furnace.The program is configured...
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JP7264090B2 |
To further suppress cracking of an elongation flange part by setting a more appropriate heating treatment temperature and heating range according to a steel material.There is provided a method for manufacturing a steel sheet for press to...
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JP2023037940A |
To provide steel plate control cooling method and control cooling device which can calculate a specific heat of a steel plate with good accuracy without much effort even when multiple types of metamorphosis occur, and can control a tempe...
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JP7239726B2 |
A method for producing a metallic strip or sheet, in which the strip or sheet is rolled in a multi-stand rolling mill and is discharged downstream of the last roll stand of the rolling mill in a conveying direction. The strip or sheet is...
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JP7225066B2 |
To provide a steel material temperature prediction method capable of accurately predicting a temperature of a steel material in a heating furnace.The steel material temperature prediction method according to the present invention include...
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JP2023502716A |
The present invention is a heat treatment adjustment control method and its application based on information collected in situ. During heat treatment of the material under test, information and/or data is collected in situ and compared w...
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JP7207335B2 |
To provide a technique capable of controlling a plate temperature on the outlet side of an induction heating furnace with high precision.A plate temperature control method performs heating control in such a manner that a plate temperatur...
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JP2023501521A |
The present invention is a method for setting the production schedule of multiple zinc plating coils on the continuous zinc plating line, this method is for each combination of two unpatch coils. Steps that evaluate the impact of the mig...
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JP7205517B2 |
To provide a cooling control method and a cooling control device for a rolled material which are capable of accurately controlling winding temperature of the rolled material.The cooling control method for a rolled material according to t...
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JP7200982B2 |
A material characteristic value prediction system that can predict material characteristic values with high accuracy is provided. Also provided is a method of manufacturing a metal sheet that can improve the product yield rate, by changi...
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JP2022192003A |
To accurately predict material properties of a manufactured steel plate, especially, surface layer hardness.A surface layer hardness prediction model fitted for a steel plate manufacturing line to manufacture a steel plate is subjected t...
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JP2022167507A |
To provide a heat treatment facility capable of heat-treating both multistage and single-stage steel materials.A heat treatment facility 22 is equipped with a feeder 24 and a heat treatment device 26. The feeder is switched between a fir...
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JP7162996B1 |
A charging device for charging an object to be processed, a plurality of processing devices for heat-treating the object to be processed, an extraction device for extracting the object to be processed which has been heat-treated in the p...
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JP7156227B2 |
To provide a technique for controlling pressure in a furnace in which the pressure in the furnace can be more accurately optimized.A device comprises: an in-furnace pressure control damper 8 which is arranged in a flue 7 for leading exha...
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JP7151815B1 |
Kind Code: A1 A cooling water temperature control method and cooling water temperature control for a steel sheet capable of cooling a steel sheet after annealing to a predetermined temperature or less and completely drying the steel shee...
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JP7107263B2 |
To provide a continuous steel material heating furnace and an air ratio control method thereof capable of controlling an air ratio for every combustion control band to an appropriate air ratio with high accuracy, so as to adjust the oxyg...
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JP7072652B2 |
The present invention relates to a temperature-control unit for a furnace device for heat treating a plate, in particular a metal plate. The temperature-control unit has a temperature-control body, which is arrangeable in a furnace chamb...
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JP7070707B2 |
There are provided a manufacturing facility and a manufacturing method for a steel plate capable of precisely managing first-stage rapid cooling and second-stage rapid cooling when the steel plate is rapidly cooled in two stages. In the ...
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JP2022023180A |
To provide a kinetic adjustment method for producing a thermally treated steel sheet.A kinetic adjustment method comprises: a control step A where at least one sensor detects any slippage generated during heat treatment; a calculation st...
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JP2022012613A |
To provide a batch production planning device capable of reducing a cost such as a fuel cost even when a plurality of molded bodies having different heat treatment temperatures are targeted in a sintering process such as powder metallurg...
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JP2022003158A |
To provide a control method of a heat treatment furnace which enables automatic operation of the heat treatment furnace.A control method of the heat treatment furnace includes the steps of: generating an individual learning model obtaine...
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JP6981830B2 |
To provide a steel billet temperature estimation device capable of easily estimating the temperature of a steel billet with a simple configuration.A radiant heat transfer amount calculation part 16 is configured to calculate the radiant ...
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JP2021178988A |
To provide a method for optimizing heat treatment by calculating a flow velocity distribution of a heat medium based on gap recognition in a batch-type heat treatment for simultaneously heat-treating a large number of work-pieces.A typic...
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JP2021528564A |
A steel strip machining system is provided that includes a plurality of microstructure sensors that measure the phase fraction in the strip in a desired arrangement in the machining furnace. The process control system receives the output...
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JP6947426B2 |
To set a temperature profile for a heat treatment of a metal work.A temperature profile setting system 10 acquires the type, material, and shape parameters of a workpiece to be processed. These information are obtained by machine-learnin...
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JP6935159B1 |
To provide a method capable of appropriately simulating a processing state of a strip-shaped body transported in a furnace without obtaining various data. In detecting a state in which a band-shaped body W is transported and processed in...
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JP2021123758A |
To improve productivity, save energy, and stabilize quality by optimizing processing time for heating and cooling, etc. to reduce the processing time by providing a simple encoding system suitable for AI processing of an analog control s...
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JP6891756B2 |
To prevent troubles in a heat treatment line for a steel pipe and to control the quality of the steel pipe by controlling conveyance of the steel pipe.The heat treatment line for the steel pipe includes a first heat treatment furnace, a ...
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JP6870640B2 |
To correct a slab temperature model in a reheating furnace with high accuracy by measuring a slab extraction temperature excluding scale effect without using a descaling step.The method of correcting the slab temperature model in the reh...
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JP6870399B2 |
To provide a heat treatment method for a steel material whose dimensions can be controlled to high precision.Provided is a method for producing a steel sheet characterized in that, in a heat treatment method for a steel sheet comprising ...
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JP6864932B2 |
An object of the present disclosure is to make it possible to allow an operator or the like to grasp a carbon potential value of an atmosphere in a heat treatment furnace more simply. A heat treatment furnace (10) according to one aspect...
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JP2021060882A |
To provide an automatic control width setting method and an automatic control width setting program capable of stably controlling a control object under an influence of extremely severe disturbance.A PID controller 20 for executing an au...
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JP6849843B2 |
To provide a control method of a continuous heat treatment facility capable of improving temperature uniformity in the width direction in total.A continuous heat treatment facility 1 includes: a first heating section, a second heating se...
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JP6797759B2 |
To provide a method capable of accurately predicting the temperature of a steel material in a heating furnace.The temperature prediction method is applied to a steel material which is discharged from a continuous heating furnace having o...
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JP6784182B2 |
To provide a temperature control method and a temperature control apparatus for a steel sheet which can reduce a fluctuation of a heating furnace outlet side plate temperature in the course of changing a line speed.The method of controll...
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JP2020526667A |
The present invention relates to a method of operating a continuous processing line including an annealing step for producing a continuously processed rolled steel strip using a computer-assisted dynamic property prediction control model...
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JP6724617B2 |
To provide a method for producing a steel pipe capable of reconciling the prevention of hardening cracks and the ensure of a hardened structure.Provided is a method for producing a steel pipe comprising: a step where a pipe stock P is he...
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