Supported by National Basic Research Program of China(973 Program,Grant No.2011CB706802);National Natural Science Foundation of China(Grant No.51205420);Program for New Century Excellent Talents in University of China(Grant No.NCET-13-0593);Hunan Provincial Natural Science Foundation of China(Grant No.14JJ3011)
Many high-quality forging productions require the large-sized hydraulic press machine(HPM) to have a desirable dynamic response. Since the forging process is complex under the low velocity, its response is difficult...
Project(2011CB706802)supported by the National Basic Research Program of China;Project(2012ZX04010-081)supported by National Science and Technology Major Program of China
A modified cellular automaton(CA) program was developed to simulate the process of dynamic recrystallization(DRX) for 23Co13Ni11Cr3Mo ultrahigh strength steel.In this model,influences of deformation parameters on hard...
Project(51005251)supported by the National Natural Science Foundation of China;Project(2011CB706802)supported by the National Basic Research Development Program of China(973 Program)
A new experimental apparatus was set up to investigate the actual fi-iction characteristics on the basis of speed control of the serve system.A modified friction model was proposed due to real time varying deformation...