共搜索到924条信息,每页显示10条信息,共93页。用时:0小时0分0秒612毫秒
Ti和Nb微合金化对超纯11%Cr铁素体不锈钢组织的影响刘静1,罗兴宏1,胡小强1,刘实1(1.辽宁省沈阳市科学院金属研究所)摘 要:结合实验研究和热力学计算对不同间隙元素含量下Ti和Nb微合金化对超纯11%Cr铁素体不锈钢铸态,轧态和焊接热影响区(HAZ)的影响进行了研究和分析.研究结果表明:钢中间隙元素含量在0.0163%时Ti和Nb微合金化效果较好,在相同的轧制工艺下可获得更好的轧态组织,相同焊接工艺条件下HAZ晶粒尺寸也较细小.分析表明:在相同的凝固条件下,随着C和N含量的提高及Ti和Nb的加入,固/液......
Trans. Nonferrous Met. Soc. China 22(2012) 1073-1080 Effect of thermal stabilization on microstructure and mechanical property of directionally solidified Ti-46Al-0.5W-0.5Si alloy FAN Jiang-lei, LI... January 2012 Abstract: Effect of thermal stabilization on the microstructure and mechanical property of directionally solidified Ti-46Al-0.5W-0.5Si (mole fraction, %) alloy was investigated......
Influence of Additives Ceria and Lanthana on Performance of Pd/Al/Monolith Honeycomb Catalysts 王浩静1,田东旭1,王心葵1 (1.Shanxi Institute of Coal Chemistry, Chinese Academy of Sciences, Taiyuan 030001, China) Abstract:The effects of ceria and lanthana additives on activity and thermal stabilization of the catalysts for CO oxidation were studied. The results show that the addition of CeO2 clearly......
Trans. Nonferrous Met. Soc. China 29(2019) 1983-1992 Stabilization of ferric arsenate sludge with mechanochemically prepared FeS2/Fe composites Xiao-bo MIN1,2, Tian-yu PENG1, Yang-wen-jun LI1, Yong... and pyrite for the stabilization of ferrite arsenate sludge (FAS). The effects of preparation parameters on stabilization performance were investigated. The results show that the optimum conditions......
法及协同稳定化. 表1 含砷废水的稳定化工艺对比 Table 1 Comparison of stabilization and solidification technologies of three wastes containing arsenic 1.2.1 钙盐沉淀法 钙盐沉淀法主要利用砷酸根和亚砷酸根与钙离子可生成砷酸钙与亚砷酸钙沉淀的原理,达到将... of removal and stabilization of arsenic by unary and binary hydrothermal reduction and mineralization process 2.1 实验原料 本工艺中研究对象为某冶炼企业的含砷污酸经控制电位选择性脱铜后的含砷废水[58],透明无色,pH=0.6,含砷废水的化学成分见表2. 2.2......
. [6] MIN Xiao-bo, LIAO Ying-ping, CHAI Li-yuan, YANG Zhi-hui, XIONG Shan, LIU Lin, LI Qing-zhu. Removal and stabilization of arsenic from anode slime by forming crystal scorodite[J]. Transactions...]. Hydrometallurgy of China, 2005, 24(4): 183-186. [9] BARTH E F. An overview of the history, present status and future direction of solidification/stabilization technologies for hazardous waste treatment[J......
; 文章编号:1672-7207(2011)S1-0579-05 Trajectory tracking and stabilization unified control for nonholonomic WMRs considering actuator dynamics HAN Guang-xin (College of Information... and stabilization unified control problem for a nonholonomic wheeled mobile robot considering actuator dynamics were studied. On the basis of Lyapunov method and backstepping technique, tracking control......
......
; 文章编号:1672-7207(2011)S1-0498-07 Point stabilization control for two-wheel robot with online self-learning human simulated intelligence control WANG Niu1, 2, ZHANG Qi1... 110004, China) Abstract: For the real time optimization during point stabilization control of two-wheel robot, a 3-layer control structure was proposed. The structure is based on the multi-mode human......
of split type anchor system for slope stabilization and its application SUN Shuwei1, WANG Wei1, WANG Jianwen1, ZHU Benzhen2 (1. Faculty of Resources and Safety Engineering, China University of Mining.... Special attention was paid to determining the optimum length of bonding elements. Thus, a new design method for split type anchor system for slope stabilization was proposed that includes details......