云南高校图书馆联盟文献共享服务平台- DEGASSER

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Prediction of liquid circulation flow rate in RH degasser:improvement of decarburization at low atmospheric pressure: 《Journal of Iron and Steel Research International》2024年第7期1661-1667,共7页Gu-jun Chen Sheng-ping He; supported by the National Natural Science Foundation of China (Grant No.52104321);the Natural Science Foundation of Chongqing,China (Grant No.CSTB2023NSCQ-MSX0871);the Science and Technology Research Program of Chongqing Municipal Education Commission (Grant No.KJQN202101404).; The two-fluid model coupled with population balance model was used for simulating the gas-liquid flow in the Ruhrstahl-Heraeus(RH)degasser.The predicted circulation flow rate was compared with that measured from a wat...; 关键词：RH degasser Two-fluid model Population balance model-Circulation flow rate DECARBURIZATION Snorkel immersion depth

Powder transport behavior in RH degasser with powder injection through up snorkel: a transient numerical model: 《Journal of Iron and Steel Research International》2023年第6期1156-1170,共15页Zhuang Liu Wen-tao Lou Miao-yong Zhu; supported by the National Natural Science Foundation of China(Grant No.U20A20272);the Fundamental Research Funds for the Central Universities,NEU(No.N2025017).; A transient numerical model was established to predict the dispersion,distribution,and circulation behavior of the powder injected through the up snorkel in a Ruhrstahl–Heraeus(RH)degasser.The effects of the powder d...; 关键词：RH degasser Powder injection Numerical simulation Eulerian-granular flow Powder transport behavior Optical probe

Effect of ultrasonic field treatment on degassing of 2024 alloy被引量：2: 《China Foundry》2021年第2期124-130,共7页Zheng Jia Bing Yu Qing Lan Tong Wang Li Fu Yu-lin Ma Qi-chi Le Jian-zhong Cui; financially supported by the National Natural Science Foundation of China(Grant No.51901037);the China Post-doctoral Science Foundation(Grant No.2019M661122);the Liaoning Province Doctoral Research Startup Fund Project(Grant Nos.2019-BS-083,2019-BS-168);the Natural Science Foundation of Liaoning Province,China(Grant Nos.2019-ZD-0561,2019-ZD-0544)。; The 2024 aluminum alloy was prepared with different ultrasonic processes.Effects of ultrasonic treatment parameters including ultrasonic power,treatment time,treatment temperature,and frequency resonance,as well as C_...; 关键词：ultrasonic degassing C_(2)Cl_(6)degasser hydrogen content tensile properties

Carbon and oxygen behavior in the RH degasser with carbon powder addition被引量：6: 《International Journal of Minerals,Metallurgy and Materials》2019年第6期681-688,共8页Jian-long Guo Li-hua Zhao Yan-ping Bao Shuai Gao Min Wang; financially supported by the National Natural Science Foundation of China(No.51874021);Fundamental Research Funds for the Central Universities of China(No.FRF-IC-18-002);State Key Laboratory of Advanced Metallurgy Foundation of China(No.41618019); For ultra-low-carbon(ULC)steel production,the higher oxygen content before Ruhrstahl-Heraeus(RH)decarburization(de-C)treatment could shorten the de-C time in the RH degasser.However,this would lead to oxidation rates ...; 关键词：ultra-low-carbon steel ruhrstahl-Heraeus DEGASSER CARBON POWDER de-C pre-deoxidization

Thermal Evolution of Al-containing Magnesia Refractories for RH Snorkels被引量：4: 《China's Refractories》2019年第1期1-6,共6页GUO Zongqi MA Ying NEUBOECK Rainer KOECK Andreas; Resin-bonded, Al-containing magnesia refractories have been an alternative of rebonded fused-grains magchrome bricks to be used as inner lining in the snorkels and lower vessel of RH degassers, having the advantages o...; 关键词：aluminum-containing MAGNESIA refractory RH DEGASSER SNORKEL WHISKER

Nitrogen Injection in Molten Aluminum in a Tank Degasser被引量：1: 《World Journal of Engineering and Technology》2018年第4期685-695,共11页Luis A. Maldonado Miguel A. Barron Dulce Y. Miranda; The injection of nitrogen in molten aluminum through a static impeller in a tank degassing unit is studied. Using basic principles of fluid mechanics, it is analyzed the influence of the nozzle diameter on the bubble ...; 关键词：ALUMINUM DEGASSING Bubble Diameter CFD Simulations MOLTEN ALUMINUM Nitrogen Injection RESIDENCE Time TANK DEGASSER

Modelling Effect of Circulation Flow Rate on Inclusion Removal in RH Degasser被引量：3: 《Journal of Iron and Steel Research International》2016年第12期1243-1248,共6页Shu-guo ZHENG Miao-yong ZHU; Item Sponsored by National Natural Science Foundation of China(51474059,51204042);Program for Liaoning Excellent Talents in University of China(LJQ2014031);Fundamental Research Funds for the Central Universities of China(N140205003); Based on the similarity principles, a 1 ： 7 scale physical model was established to study the behavior of molten steel flow and inclusion removal in a 145 t Rheinsahl-Heraeus （RH） degasser. On the basis of the quan...; 关键词：RH degasser lifting gas flow rate circulation flow rate inclusion removal physical modelling

Development and Application of Chrome-free Refractory Materials for RH Degasser被引量：2: 《China's Refractories》2014年第4期1-5,12,共6页LI Hongxia LIU Jun FENG Haixia ZHANG Lixin; The research progress and industrial application of chrome-free refractories for RH degasser were introduced in the paper.It is proved that unburned magnesia-spinel refractories used for RH throat and snorkel in Baost...; 关键词：RH degasser chrome-free refractories unburned magnesia-spinel materials

Flow Structure in RH Vacuum Degasser Using Rotating Electromagnetic Field被引量：1: 《Journal of Iron and Steel Research International》2012年第S2期888-891,共4页QI Feng-sheng YANG Liu LIU Hong-Jun LI Bao-kuan; Item Sponsored by National Natural Science Foundation of China[No.51004029]; An innovative steelmaking process is suggested using an electromagnetic driven swirling flow in the up-leg of an RH vacuum degasser.A physical and a mathematical model based on 300t RH vacuum degasser are developed to...; 关键词：RH vacuum degasser two phases flow rotating electromagnetic field water model experiment

Slag Corrosion Resistance of MgO-ZrO_2 Refractories被引量：1: 《China's Refractories》2012年第1期17-21,共5页YUAN Lin1,CHEN Songlin1,2,ZENG Luju1,LIU Xijun1,WU Xingsheng1,SUN Jialin2 1 Ruitai Materials Technology Co. Ltd. ,China Building Materials Academy,Beijing 100024,China 2 School of Materials Science and Engineering,University of Science and Technology Beijing, Beijing 100083,China; Slag corrosion resistance of MgO -ZrO2 refractories was inrestigated ill this work. The resuhs indicate that in a non-oriented electric steel slag systenl with a high ratio of ealci^t to silica, the slag resistance of...; 关键词：corrosion resistatlce mechanism magne-sia-zirconia brick ： RH degasser

DEGASSER