Tag Archives: Draft

Volumetric distribution of porosities in a 3D reconstructed CT image at 60% transparency.

Detection of Porosity in Impregnated Die-Cast Aluminum Alloy Piece by Metallography and Computer Tomography

by  Mihály Réger 1, József Gáti 1, Ferenc Oláh 1,2, Richárd Horváth 1,*, Enikő Réka Fábián 1 and Tamás Bubonyi 3 1Bánki Donát Faculty of Mechanical and Safety Engineering, University of Óbuda, H-1081 Budapest, Hungary 2Doctoral School on Materials Sciences and Technologies, University of Óbuda, H-1081 Budapest, Hungary 3Institute of Metal Formation and Nanotechnology, University of Miskolc, H-3515 Miskolc, Hungary *Author to

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Figure 3. Casting of SB 55 variant with gating system.

Influence of HPDC Process Parameters on the Microstructure of EC Electromotor Housing

Influence of HPDC Process Parameters on the Microstructure of EC Electromotor Housing Marek Brůna 1, Martin Medňanský 1,*, Marek Matejka 1 and Radka Podprocká 2 1Department of Technological Engineering, Faculty of Mechanical Engineering, University of Žilina, Univerzitná 8215/1, 010 26 Žilina, Slovakia 2Rosenberg-Slovakia s.r.o., Kováčska 38, 044 25 Medzev, Slovakia *Author to whom correspondence should be addressed. Metals 2023, 13(2), 295; https://doi.org/10.3390/met13020295 Received:

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Figure 2. Look-up-tables for basic motor characteristics.

Automotive Lightweight Design: Simulation Modeling of Mass-Related Consumption for Electric Vehicles

by Francesco Del Pero *,Lorenzo Berzi,Andrea Antonacci andMassimo DeloguDepartment of Industrial Engineering, University of Florence, Via di S. Marta 3, 50139 Florence, Italy*Author to whom correspondence should be addressed.Machines2020, 8(3), 51; https://doi.org/10.3390/machines8030051Received: 14 August 2020 / Revised: 30 August 2020 / Accepted: 31 August 2020 / Published: 3 September 2020 Abstract A thorough assessment of Life-Cycle effects involved by vehicle lightweighting needs a rigorous evaluation of

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Figure 7. The velocity magnitude field at the times of impact and immediately afterwards: (a) t⋅UR = 0.2; (b) t⋅UR = 0.205; (c) t⋅UR = 0.21. Here, U=Uin with Uin = 20 ms−1.

On the CFD Modelling of Slamming of the Metal Melt in High-Pressure Die Casting Involving Lost Cores

by Sebastian Kohlstädt 1,2,Michael Vynnycky 1,3,* andStephan Goeke 41Division of Processes, Department of Materials Science and Engineering, KTH Royal Institute of Technology, Brinellvägen 23, 100 44 Stockholm, Sweden2Volkswagen AG—Division of Components Manufacturing, Dr. Rudolf-Leiding-Platz 1, 34225 Baunatal, Germany3Department of Mathematics and Statistics, University of Limerick, Limerick V94 T9PX, Ireland4Institute of Mechanics, Kassel University, Mönchebergstr. 7, 34125 Kassel, Germany*Author to whom

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Fig.3 Cross-section of rotor for three-phase motor showing copper filling the conductor bar slots

Die-cast copper rotors for improved motor performance

모터 성능 향상을 위한 다이캐스트 구리 로터 Authors J.G. CowieCopper Development Association Inc., New York, NY, USAD.T. BrenderCopper Development Association Inc., New York, NY, USA Abstract Aluminum has been the common conductor material for the squirrel cage of the induction motor largely because of ease of manufacturing by pressure die casting. Short die life in

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Fig. 1. Squeeze casting device.

Effect of Applying Pressure of High Pressure Diecasting Process Using Salt core

용탕단조 시 저온염코어 적용 가압력의 영향 Lee, Jun-Ho (R & D Division for Hyundai Motor Co. & Kia Motors Corp.) ; Moon, J.H. (R & D Center, Dong Yang Piston Co., LTD.) ; Lee, Dock-Young (Division of Materials, Korea Institute of Science and Technology) 이준호 (현대자동차 기술연구소) ; 문중화 (동양피스톤(주)) ; 이덕영 (한국과학기술연구원 기능금속재료연구센터) Abstract A new concept of salt core,

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Figure 16. Cross-sectional view of a cast part with a salt core.

Effects of Composition on the Physical Properties of Water-Soluble Salt Cores

수용성 염핵의 물리적 특성에 대한 조성의 영향 Cihan Cantas &  Bedri Baksan  International Journal of Metalcasting volume 15, pages839–851 (2021)Cite this article 175 Accesses 1 Citations Metrics Abstract The demand for producing essential cast parts and the design requirements for superior engineering performance have increased in recent years. Sand cores used in conventional aluminum cast parts are harmful to the environment,

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Fig. 6 Fracture surface micrograph of the WSSC. a Unreinforced. b With 15 mass% bauxite powder and 15 mass% glass fiber powder. c With 15 mass% bauxite powder and 15 mass% sericite powder. d With 30 mass% glass fiber powder

Fabrication and characterization of high-strength water-soluble composite salt core for zinc alloy die castings

Suo Tu,  Fuchu Liu,  Guanjin Li,  Wenming Jiang,  Xinwang Liu &  Zitian Fan  Abstract A water-soluble salt core (WSSC) strengthened by reinforcing particles, including bauxite powder, glass fiber powder, and sericite powder, was fabricated by gravity-casting process. The surface quality, bending strength, water solubility, humidity resistance, and shrinkage rate of WSSC were investigated, and the synergistic

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Fig. 1 – Exploded view of typical induction motor. The die cast aluminum end ring with cast fan blades is visible on the rotor. The mulitple conductor bars connecting the end rings are contained within the iron laminations.

Materials & Modifications to Die Cast the Copper Conductors of the Induction Motor Rotor

John G. CowieCopper Development Associations Inc.New York, NY Dale T. PetersConsultant to CDA Inc.Hilton Head Island, SC Edwin F. Brush, Jr.Consultant to CDA Inc.Weston, MA Stephen P. MidsonFormcast, Inc.Denver, CO Articles on materials appearing in materials issues have generally focused on the common aluminum-, zinc- and magnesium-based die casting alloys. This report differs in that

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FIGURE 1. 2D cross-section of the copper rotor die: 1. Steel laminations, 2. End ring (Cu), 3. Gate area (Cu), 4. Runner (Cu), and 5. Steel arbor [1].

Prediction of Thermal Fatigue in Tooling for Die‐casting Copper via Finite Element Analysis

Amit Sakhuja and Jerald R. Brevick Citation: AIP Conference Proceedings 712, 1881 (2004); doi: 10.1063/1.1766807View online: http://dx.doi.org/10.1063/1.1766807View Table of Contents: http://scitation.aip.org/content/aip/proceeding/aipcp/712?ver=pdfcovPublished by the AIP Publishing Abstract Recent research by the Copper Development Association (CDA) has demonstrated the feasibility of diecasting electric motor rotors using copper [1]. Electric motors using copper rotors are significantly more energyRecent

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