Program of the 155th ISIJ Meeting (March 26-28, 2008)
Discussion Session Only

Current Advances in Materials and Processes, Vol.21
High Temperature Processes


Current Advances in Materials and Processes, Vol.21

High Temperature Processes


Lecture No.


Current status and problems in low reducing agents rate operation under high production
1 (Keynote Lecture)
View point and possibility to blast furnace operation with low reductant agent ratio
M.Shimizu ···  2
2 Low RAR operation by modified raw materials and fuel
K.Nakamura ···  6
3 Operation of blast furnace in Kashima works under high productivity and low reducing agent rate K.Nakano ···  10
4 Subjects for achievement of stable blast furnace operation with high productivity and low reducing agent rate from a viewpoint of raw material property K.Miyagawa ···  14
5 Operational result and prospective assignment of productivity and low coke rate in blast furnace
H.Nishina ···  18
6 Design of burden quality and blast furnace operation under high productivity and low reducing agent rate
T.Sato ···  22
7 Reaction behavior of partial reduced iron ore hot briquettes under load at high temperatures
S.Hayashi ···  26
8 Control of biomass composition for mitigating CO2 emission in ironmaking
S.Ueda ···  30
9 Unstable solid descending motion in a cold model of blast furnace simulating low reducing agents rate operation
H.Takahashi ···  34
10 (ISIJ Research Promotion Grant)
Flow behavior of molten iron and slag at low reducing agent rate operation
K.Nishioka ···  38
11 Development of the visualization system of behavior of the blast furnace operation
S.Matsuzaki ···  42




Current Advances in Materials and Processes, Vol.21

Social Engineering on Iron and Steel Industry


Lecture No.


Development of material strategy model for resources and environment
12 Material flow analysis of rare metals associated with Japanese iron and steel industry
T.Nagasaka ···  162
13 (Nishiyama Commemorative Prize)
Development of a dynamic multi-substance flow model with steel
Y.Matsuno ···  166
14 In-use stock of steel estimated by top-down approach and bottom-up approach
-Application for automobiles and buildings in Japan-
I.Daigo ···  169
15 Basic consideration on replaces of structural materials T.Nakamura ···  170
16 Relational model of plastics flow with steel production processes
M.Hirao ···  174
17 Material flow analysis and triangularization of input-output table
Y.Kondo ···  175
18 A way for international material leasing system K.Halada ···  177




Current Advances in Materials and Processes, Vol.21

Instrumentation, Control and System Engineering


Lecture No.


Advanced research and development of sensing technologies for plant safety conditions in steel industry
19 Three dimensional scattering analysis of plate waves
S.Hirose ···  230
20 Visualization of guided wave propagation around defects T.Hayashi ···  234
21 (ISIJ Research Promotion Grant)
Evaluation of variable amplitude loading by stress memory sensor
M.Enoki ···  237
22 Thinning pipe wall evaluation by using electric potential difference method
S.Honda ···  241
23 Development of surface inspection by controlled eddy current direction
M.Hashimoto ···  245
24 Development of a coil measuring Fourier coefficients of the magnetic field and its application to leakage magnetic flux testing T.Nara ···  249
25 Speed-up inverse analysis using reduced order computational method
Application to crack profiles identification arising in ECT
F.Kojima ···  253

Research activities in the research group on "Novel steel process control based on on-line optimization technology"
26 (ISIJ Research Promotion Grant)
Discrete-time optimal control with mode transition: an application to a tension/looper system
A.Kojima ···  257
27 Start-up control for hot strip mill tension/looper system model based on model predictive control approach using optimal condition for unknown terminal time and terminal constraints
-Derivation of control law using continuation method-
S.Masuda ···  261
28 Thickness control for tandem cold mill in acceleration and deceleration condition considering the input-output limitation
A.Kitamura ···  265
29 On nonlinear modeling of tandem cold mills for nonlinear control
K.Fujimoto ···  269
30 Optimal design of low-order controllers based on Particle Swarm Optimization
T.Sugie ···  273
31 A tunable performance index for nonlinear Receding Horizon control
T.Ohtsuka ···  277




Current Advances in Materials and Processes, Vol.21

Processing for Quality Products


Lecture No.


Heat treatment and production technology of pipe and tube
32 (Keynote Lecture)
Heat treatment of steel tubes and pipes
M.Kiuchi ···  294
33 (Invited Lecture)
Recently topics of induction heating and quenching
Y.Misaka ···  298
34 (Invited Lecture)
Development of production engineering of hot tube bulge forming and its application to sub-frame
Y.Ishihara ···  302
35 Heat treatment online process for a new material designing and developments of high performance linepipes
S.Endo ···  306
36 Development of inline heat treatment technology of seamless pipe
H.Osako ···  310
37 Grain refinement in seamless rolling process
H.Asahi ···  314




Current Advances in Materials and Processes, Vol.21

Microstructure and Properties of Materials


Lecture No.


Changes of microstructure and properties in steels by severe plastic deformation
38 Deformation microstructures and their role on the mechanical properties of materials
K.Higashida ···  394
39 The process of grain refinement and the mechanisms operating in metals and alloys during severe plastic deformation
T.Sakai ···  396
40 (Invited Lecture)
Relation between grain refinement strengthening and dislocation strengthening
S.Takaki ···  400
41 Application of ECAP for ferritic stainless steel sheets to alleviate ridging
H.Miyamoto ···  402
42 Change in microstructure of high strength martensitic steels due to fatigue and the effects of none metallic inclusions H.Yaguchi ···  406




Current Advances in Materials and Processes, Vol.21

Microstructure and Properties of Materials/ Processing for Quality Products

Lecture No.


Recent developments for predicting microstructures and mechanical properties
43Activity of research working group 'Modeling for predicting microstructure and mechanical properties'
T.Senuma ···  410
44 Activity of microstructure prediction group in the society for the study of "Modeling for predicting microstructure and mechanical properties" and the introduction of the project of "Advanced controlled forging"
M.Umemoto ···  412
45 Recent development of control or prediction system for mechanical properties on hot rolling
Y.Maeda ···  415
46 Micro-structure prediction in hot forging process
M.Fujiwara ···  419
47 Micro-scale modeling for the prediction of microstructure evolution after severe plastic deformation
J.Yanagimoto ···  423
48 Functions of a grain boundary as a dislocation source and a barrier to dislocation glide motion T.Ohmura ···  427
49 Three dimensional phase-field simulation of grain growth in dual-phase structures
Y.Suwa ···  428
50 Estimation of thermodynamic properties for precipitates in steels using first-principles calculations
H.Ohtani ···  432
51 Crack-tip dislocations and their effect on fracture toughness
K.Higashida ···  433
52 Precipitation in plasma-nitrided ferrous alloys T.Furuhara ···  435
53 Prediction of mechanical behavior from microstructures in steels
Y.Tomota ···  437
54 Macroscopic behavior of elasto-plasticity on steel sheet and its macro-meso modeling
F.Yoshida ···  441
55 Predicting microstructures and evaluation of mechanical properties of steel by phase-field method and homogenization method
A.Yamanaka ···  445
56 Numerical calculation of stress-strain curve based on the phase-field secant method
T.Koyama ···  449
57 Effect of solute C and N on the Hall-Petch coefficient of polycrystalline iron
-New findings on yielding behavior of low carbon ferritic steel-
S.Takaki ···  453
58 Review of ferrite transformation in Fe-C-Si-Mn alloys
M.Enomoto ···  457




Current Advances in Materials and Processes, Vol.21

Process Evaluation and Material Characterization


Lecture No.


Environment-friendly steel analysis
59 Flow injection analysis for saving reagent consumption
H.Itabashi ···  634
60 Flow injection fluorometry of boron in steels with 2,3-Dihydroxynaphthalene
K.Watanabe ···  636
61 Automated semi-micro flow injection system as environment-friendly chemical method of analysis for iron and steel:determination of trace cadmium
T.Yamane ···  637
62 Sensitive determination of bismuth in iron and steel by stripping voltammetry
T.Tanaka ···  639
63 (ISIJ Research Promotion Grant)
Analysis of iron metals using emulsion globules and admicelles
H.Matsumiya ···  643
64 Elemental analysis of iron and steel by solid-phase extraction/ICP-MS
S.Hasegawa ···  645
65 Determination of trace metals in steel by solid-phase extraction-flame atomic absorption spectrometry
K.Oguma ···  647
66 Separation and preconcentration of trace amounts of elements in iron and steel by ion-exchange-adsorption/ion-pair-elution
A new preconcentration method with low environmental load for steel analysis
N.Uehara ···  649
67 Development of matrix removal method in steels and coprecipitation concentration method of chromium
M.Akiyama ···  653
68 Determination of arsenic and antimony in iron sample from simulation"Tatara" of iron making furnace by neutron activation analysis combined with multidimensional gamma-ray detections
S.Inoshita ···  655
69 Determination of trace elements in katana(Japanese swords) by neutron activation analysis and combustion-infrared absorption analysis
Y.Okada ···  659




Current Advances in Materials and Processes, Vol.21

Environmental and Energy Technology / Microstructure and Properties of Materials

Lecture No.


Targets of steel research and development toward greener and secure society
70 Development of non-oriented electrical steel sheets for high efficiency motors H.Yashiki ···188
71 Problems to be solved in applying an ultra-high strength steel sheet to meet the automotive passive safety Y.Hosoya ···192
72 Historical review of toughness requirements for structural steel plates Y.Hagihara ···196
73 Development of controlled forging for automobile component H.Yoshida ···200
74 Subjects for research on rolling contact fatigue K.Hiraoka ···204

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