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Novel casting processes for single-crystal turbine blades of superalloys

Dexin MA

Frontiers of Mechanical Engineering 2018, Volume 13, Issue 1, Pages 3-16 doi: 10.1007/s11465-018-0475-0

Abstract:

This paper presents a brief review of the current casting techniques for single-crystal (SC) bladesA series of novel casting methods based on the Bridgman process were presented to illustrate the development

Keywords： superalloy investment casting Bridgman process directional solidification single crystal turbine blade

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Industrialization of the Advanced Technology in Continuous Casting of Steel

Gan Yong

Strategic Study of CAE 2002, Volume 4, Issue 9, Pages 12-18

Abstract:

The characteristics of key technology in high-effective and thin-slab continuous casting of steelsuch as soft reduction, hydraulic-driven non-sinusoidal oscillation, and electromagnetic continuous castingThe progress direction of high-efficiency and high quality of conventional continuous casting is discussed, and the development trend of near-net-shape continuous casting and electromagnetic continuous casing

Keywords： continuous casting of steel high-effective continuous casting thin slab continuous casting soft reduction electromagnetic continuous casting industrialization

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Determining casting defects in near-net shape casting aluminum parts by computed tomography

Jiehua LI, Bernd OBERDORFER, Daniel HABE, Peter SCHUMACHER

Frontiers of Mechanical Engineering 2018, Volume 13, Issue 1, Pages 48-52 doi: 10.1007/s11465-018-0493-y

Abstract: casting defects and evaluate quality.-0.7Ni-0.2Zn alloy), die casting (A356, Al-7Si-0.3Mg), and semi-solid casting (A356, Al-7Si-0.3Mg), respectivelyUnlike die casting (second part), low-pressure die casting (first part) significantly reduced the formationsemi-solid casting could produce high-quality near-net shape casting aluminum parts.defects in near-net shape casting aluminum parts.

Keywords： near-net shape casting aluminum parts casting defects low pressure die casting die casting semi-solidcasting computed tomography

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PUBLIC INVESTMENT IN AGRI-FOOD SYSTEM INNOVATION FOR SUSTAINABLE DEVELOPMENT

Frontiers of Agricultural Science and Engineering 2023, Volume 10, Issue 1, Pages 124-134 doi: 10.15302/J-FASE-2023484

Abstract:

● Global public and private agricultural R&D spending has increased since 2000.

Keywords： agri-food system innovation R&D investment productivity climate change

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Globalization of Economy and Chinese Iron & Steel Industry

Xu Zhihong,Yang Zhangyuan,Xie Yusheng,Xu Changdi,Zhao Ji

Strategic Study of CAE 2001, Volume 3, Issue 1, Pages 89-93

Abstract: It is necessary to introduce the risk investment system and develop new technologies, e.g. smelting reductionprocess and the near shape casting process.

Keywords： globalization of economy smelting reduction near shape casting chemical synthesis risk investment

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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:

Lost foam casting (LFC) is a green precision casting process categorized as a near net forming technologyand low pressure, vibration solidification, and pressure solidification conditions; expendable shell castingThe expendable shell casting technology could solve the pore, carburization, and inclusion defects of

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

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Hybrid forming mechanism of patternless casting and laser cladding

Zhongde SHAN, Fuzhen SUN, Yang LIU

Frontiers of Mechanical Engineering 2019, Volume 14, Issue 4, Pages 393-401 doi: 10.1007/s11465-019-0550-1

Abstract: The method combines digital patternless casting and high-power laser cladding.

Keywords： patternless casting laser cladding hybrid forming rapid tooling

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Numerical investigation of the influence of casting techniques on fiber orientation distribution in ECC

Chung Nguyen VAN; Hai TRAN THANH; Thuc Nhu NGUYEN; Jianchun LI

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 11, Pages 1424-1435 doi: 10.1007/s11709-022-0870-9

Abstract: In this study, fiber orientation distributions in ECC beams influenced by different casting techniquesare evaluated via numerical modeling of the casting process.Two casting directions and two casting positions of the funnel outlet with beam specimens are modeledThe movement of fiber particles is monitored during the casting simulation.In addition, casting positions show negligible influences on the orientation distribution of fibers in

Keywords： ECC fiber orientation distribution casting direction casting position

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An energy consumption prediction approach of die casting machines driven by product parameters

Frontiers of Mechanical Engineering 2021, Volume 16, Issue 4, Pages 868-886 doi: 10.1007/s11465-021-0656-0

Abstract: Die casting machines, which are the core equipment of the machinery manufacturing industry, consume greatThe energy consumption prediction of die casting machines can support energy consumption quota, processNevertheless, due to the uncertainty and complexity of the energy consumption in die casting machinesTo fill this gap, this paper proposes an energy consumption prediction approach for die casting machinesConsequently, a systematic energy consumption prediction approach for die casting machines, involving

Keywords： die casting machine energy consumption prediction product parameters

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Thermal deflection analysis of the solidified shell in continuous casting of slab

LIU Hongzhao, WANG Zhongmin

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 2, Pages 175-179 doi: 10.1007/s11465-007-0029-3

Abstract: The thermal deformation problem in the continuous casting of a slab subjected to thermal loading becauseThis research is useful for analyzing the bulging deformation in the continuous casting of a slab under

Keywords： s reciprocal loading deflection expression reciprocal opposite

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Spillover effect of environmental investment: evidence from panel data at provincial level in China

Qunhui LIN, Guanyi CHEN, Wencui DU, Haipeng NIU

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 3, Pages 412-420 doi: 10.1007/s11783-012-0392-0

Abstract: This paper considers pollution density as a function of environmental investment.The higher environmental investment, the lower pollution density.panel data at the provincial level from 2005 to 2009, and tested the spillover effect of environmental investmentThis paper finds that the environmental investment influenced production technology positively.

Keywords： environmental investment spillover effect endogenous growth

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Ultrasonic measurement of tie-bar stress for die-casting machine

Frontiers of Mechanical Engineering doi: 10.1007/s11465-021-0663-1

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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: Facing the market economy and global challenge, the development of manufacturing industry, especially castingHowever, there is quite a large technical gap between the casting industries at home and abroad.The views on the future trend of innovative casting technologies are consistent at home and abroad.To reform the traditional casting industry by using computer technology is one of the hottest researchComputer simulation of solidification process of shaped casting can assure the quality of casting, optimize

Keywords： shaped casting solidification modeling and simulation net shape casting

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The study on investment and financing of non-grid-connected wind power system

Yang Xu and Liu Yong

Strategic Study of CAE 2015, Volume 17, Issue 3, Pages 75-78

Abstract:

In this paper， the ways of investment and financing of non-grid-connected wind power system was studiedFirstly expounds the wind power investment and financing.Then the available investment and financing methods on non-grid-connected wind power system was analyzed

Keywords： non-grid-connected wind power；investment & financing of non-grid-connected wind power industry；governmentdirect investment；financial investment；capital introduction； project financing cooperation

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Efficiency evaluation of government investment for air pollution control in city clusters: A case from

Frontiers of Engineering Management Pages 612-624 doi: 10.1007/s42524-023-0269-x

Abstract: The results demonstrate significant differences in investment efficiency between regions.However, we found that increasing the total investment scale can help mitigate this effect.Investment-combined technical efficiency, which represents the investment strategy, is the main obstacleto improving yearly investment efficiency.future investment measures and directions.

Keywords： investment efficiency government investment air pollution control three-stage DEA-Malmquist model