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Novel technologies for the lost foam casting process

Wenming JIANG, Zitian FAN

Frontiers of Mechanical Engineering 2018, Volume 13, Issue 1, Pages 37-47 doi: 10.1007/s11465-018-0473-2

Abstract: study developed several novel LFC technologies, namely, LFC technologies under vacuum and low pressure, vibrationsolidification, and pressure solidification conditions; expendable shell casting techno- logy; and preparationThe vibration and pressure solidifications increased the compactness of the castings and refined the

Keywords： LFC under vacuum and low pressure vibration solidification pressure solidification expendable shell casting

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Premature melt solidification during mold filling and its influence on the as-cast structure

M. WU, M. AHMADEIN, A. LUDWIG

Frontiers of Mechanical Engineering 2018, Volume 13, Issue 1, Pages 53-65 doi: 10.1007/s11465-017-0437-y

Abstract:

Premature melt solidification is the solidification of a melt during mold filling.this study, a numerical model is used to analyze the influence of the pouring process on the premature solidificationsolid crystals in the melt at the end of pouring are used as the initial conditions for the subsequent solidificationA five-phase volume-average model for mixed columnar-equiaxed solidification is used for the solidificationbetween the simulation and experimental results is achieved by considering the effect of premature melt solidification

Keywords： premature solidification mold filling as-cast structure modeling

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Analysis of molten metal spreading and solidification behaviors utilizing moving particle full-implicit

Frontiers in Energy 2021, Volume 15, Issue 4, Pages 959-973 doi: 10.1007/s11708-021-0753-0

Abstract: different outlet diameters and sample amounts to investigate the effect of the outlet for spreading-solidificationIn the MPFI framework, the melting-solidification model including heat transfer, radiation heat loss,In addition, the difference in the spreading and solidification behavior due to the outlet diametersThe simulation results reveal the detailed solidification procedure during the molten metal spreading

Keywords： molten metal spreading solidification particle method severe accident fuel debris decommissioning

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Cement-based solidification/stabilization of contaminated soils by nitrobenzene

Jianguo LIU, Xiaoqin NIE, Xianwei ZENG, Zhaoji SU

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 3, Pages 437-443 doi: 10.1007/s11783-012-0406-y

Abstract: The cement-based solidification/stabilization (S/S) of nitrobenzene (NB) contaminated soils, with cement

Keywords： solidification/stabilization nitrobenzene contaminated soils powder activated carbon

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Improvement of solidification model and analysis of 3D channel blockage with MPS method

Frontiers in Energy 2021, Volume 15, Issue 4, Pages 946-958 doi: 10.1007/s11708-021-0754-z

Abstract: In the study described in this paper, a novel solidification model for analyzing melt flowing channelstep over the “mushy zone” (between the solidus and liquidus temperature) for accurate modeling of solidification

Keywords： water reactor (BWR) severe accident channel blockage moving particle semi-implicit (MPS) method solidification

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Solidification Science and Technology and Materials

Fu Hengzhi,Wei Bingbo,Guo Jingjie

Strategic Study of CAE 2003, Volume 5, Issue 8, Pages 1-15

Abstract:

In view of the development of the solidification science and practice, the present paper introducesframework of the current solidified materials system and the basic principles in main developing stages of solidificationmodification and improvement of traditional materials, and the developing requirement of new materials, solidification, crystal growth, rapid solidification, solidification of melt supercooling and other new type and extraordinarysolidification processes aiming at precisely controlling structure, shape and properties of products

Keywords： material science solidification technology solidification process

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Directional solidification of metal-gas eutectic and fabrication of regular porous metals

LIU Yuan, LI Yanxiang, WAN Jiang

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 2, Pages 180-183 doi: 10.1007/s11465-007-0030-x

Abstract: Directional solidification of metal-gas eutectic (Gasar) is a novel process for making regular porous

Keywords： orientation solid-gas eutectic research solidifying porosity

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Progress of Materials Processing and Solidification Technologies

Jie Wanqi

Strategic Study of CAE 2002, Volume 4, Issue 6, Pages 1-4

Abstract:

By analyzing the progress of materials processing, the application and the importance of solidificationIt is pointed out that the solidification technologies offer some new method´s for the preparationSome emerging research topics about solidification processing and the possible technological progresses

Keywords： materials processing solidification technology

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Vibration characteristics and machining performance of a novel perforated ultrasonic vibration platform

Frontiers of Mechanical Engineering 2023, Volume 18, Issue 1, doi: 10.1007/s11465-022-0730-2

Abstract: Ultrasonic vibration-assisted grinding (UVAG) is an advanced hybrid process for the precision machiningIts performance considerably influences the vibration amplitude and resonant frequency.In this work, a novel perforated ultrasonic vibration platform resonator was developed for UVAG.vibration characteristics.The performance of the vibration platform was evaluated by the vibration tests and UVAG experiments of

Keywords： ultrasonic vibration-assisted grinding perforated ultrasonic vibration platform vibration characteristics

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Computer Simulation of Metal Solidification Microstructures

Zhu Mingfang,Yu Jin,Hong Junzhuo

Strategic Study of CAE 2004, Volume 6, Issue 5, Pages 8-16

Abstract: It is playing an increasing important role in the studies of microstructural evolution during solidificationIn this paper, the recent progress in computer simulation of solidification microstructures is brieflyVarious models including deterministic and stochastic approaches for the prediction of solidification

Keywords： solidification microstructure computer simulation Cellular Automaton Model

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An integrated method for the rapid dewatering and solidification/stabilization of dredged contaminated

Hefu Pu, Aamir Khan Mastoi, Xunlong Chen, Dingbao Song, Jinwei Qiu, Peng Yang

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 4, doi: 10.1007/s11783-020-1359-1

Abstract: Using this method, dewatering and solidification/stabilization can be carried out simultaneously such

Keywords： Dredged contaminated sediment Dewatering Solidification/stabilization Vacuum preloading Prefabricated

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Recent development of vibration utilization engineering

WEN Bangchun

Frontiers of Mechanical Engineering 2008, Volume 3, Issue 1, Pages 1-9 doi: 10.1007/s11465-008-0017-2

Abstract: The utilization of vibration and wave, which was developed during the latter half of the 20th centuryThus, due to its necessity in industry and daily life, extensive research has been devoted to vibrationIn this paper, vibration utilization is classified into linear or non-linear vibrations, waves, and electric-magneticSome research results about vibration utilization engineering are described.

Keywords： utilization engineering non-linear vibration vibration utillization utillization engineering

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Progress in Macro and Micro Modeling of Solidification Process of Shaped Casting

Liu Baicheng

Strategic Study of CAE 2000, Volume 2, Issue 9, Pages 29-37

Abstract: Computer simulation of solidification process of shaped casting can assure the quality of casting, optimizeRecently, numerical simulation of mold - filling and solidification processes of casting and the prediction

Keywords： shaped casting solidification modeling and simulation net shape casting

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Application of python-based Abaqus preprocess and postprocess technique in analysis of gearbox vibration

Guilian YI, Yunkang SUI, Jiazheng DU

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 2, Pages 229-234 doi: 10.1007/s11465-011-0128-z

Abstract:

To reduce vibration and noise, a damping layer and constraint layer are usually pasted on the innersurface of a gearbox thin shell, and their thicknesses are the main parameters in the vibration andThe normal acceleration of the point on the gearbox surface is the main index that can reflect the vibrationcharacteristics of the whole structure, and the vibration acceleration level is adopted to measure thedegree of the vibration and noise.

Keywords： Abaqus secondary development Python language vibration and noise reduction K-S function vibration acceleration

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Similitude design for the vibration problems of plates and shells: A review

Yunpeng ZHU, You WANG, Zhong LUO, Qingkai HAN, Deyou WANG

Frontiers of Mechanical Engineering 2017, Volume 12, Issue 2, Pages 253-264 doi: 10.1007/s11465-017-0418-1

Abstract:

Similitude design plays a vital role in the analysis of vibration and shock problems encountered inengineering practice and summarizes the major achievements of the dynamic similitude theory in structural vibrationdiscusses the existing problems and the potential of the dynamic similitude theory for the analysis of vibration

Keywords： review dynamic similitude vibration model test