Results 1 to 10 of about 32,966 (269)

Optimization of MRR and Surface Roughness for 7024 AL-alloy in EDM Process [PDF]

Engineering and Technology Journal, 2017
Electro discharge machining is major non-traditional operations for cutting the materials due to its suitability and benefits. The experimental work of this paper deals with electrico discharge machining (EDM).
M.M. Abdulrazaq, S.K. Ghazi
doaj   +1 more source

Escrita e Desenho: Análise de registros elaborados por alunos do Ensino Fundamental em aulas de Ciências

Revista Brasileira de Pesquisa em Educação em Ciências, 2011
Com o olhar voltado para os registros escritos e desenhados produzidos pelos alunos do Ensino Fundamental, buscamos perceber a construção do conhecimento sobre temas das ciências e as relações dos mesmos com situações de nosso dia-a-dia por meio das ...
Lúcia Helena Sasseron, Anna Maria Pessoa de Carvalho   +1 more
doaj  

Assessing the effectiveness of the Pregnancy And Newborn Diagnostic Assessment system on the quality of antenatal care in Burkina Faso: A cluster-randomised controlled trial

Digital Health
Introduction The Pregnancy and Newborn Diagnostic Assessment (PANDA) system is a mobile application designed to facilitate diagnosis and decision-making by healthcare staff in antenatal care (ANC).
Abou Coulibaly, Armel Emmanuel Sogo, Nutsa Chikvaidze, Cecilia Capello, Tsion Kefene Gerbaba, Séni Kouanda   +5 more
doaj   +1 more source

Study of the thermal erosion, ejection and solidification processes of electrode materials during EDM

Engineering Applications of Computational Fluid Mechanics, 2019
Due to the complexity of electrical discharge machining (EDM), there is no perfect theory to explain the mechanisms of material erosion, ejection and solidification during the machining process.
Shengfang Zhang, Wenchao Zhang, Hao Chang, Yu Liu, Fujian Ma, Dapeng Yang, Zhihua Sha   +6 more
doaj   +1 more source

Effect of process parameters on the electrical discharge machining of aluminum metal matrix composites through a response surface methodology approach

Science and Engineering of Composite Materials, 2016
This work presents the multiobjective optimization of machining parameters during the electrical discharge machining (EDM) of aluminum (Al)-silicon carbide (SiC) metal matrix composites (MMC). The process parameters considered were current, pulse on-time,
Balasubramaniam V., Baskar N., Narayanan Chinnaiyan Sathiya   +2 more
doaj   +1 more source

Part of the Tribe: Crews, Residence, and Affiliation in Underground Dance Music Scenes [PDF]

IASPM Journal, 2019
With diverse roots including the Jamaican sound system, the New York hip-hop collective, and the UK rave crews of the early 1990s, the event ‘crew’ is an important organising force in contemporary electronic dance music cultures.
Christopher David Charles
doaj   +1 more source

INFLUENCE OF EDM WORN SURFACE OF THE WORKING PART OF STEEL BORON TOOTH TO RESTORE ITS CUTTING ABILITY

Наука и техника, 2017
The article is devoted to the experimental evaluation of the efficacy of electrical discharge machining (modification) worn cylindrical working surface of the steel of boron in order to restore its cutting ability.
M. G. KiselevG., P. S. Bohdan, M. M. Kryshnev, V. P. Semenkovich   +3 more
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Análisis de la influencia de las condiciones de proceso sobre el acabado superficial de materiales cerámicos fabricados por electroerosión

Revista de Metalurgia, 2004
El mecanizado por electroerosión (en Inglés, Electrical Discharge Machining, EDM) constituye una alternativa emergente frente a otros procesos de fabricación de materiales cerámicos conductores, tales como: mecanizado por láser, mecanizado electroquímico,
I. Puertas-Arbizu, C. J. Luis-Pérez
doaj   +1 more source

ORGANIZATIONAL AND PEDAGOGICAL BASIS OF THE INTRODUCTION OF ELECTRONIC DOCUMENT MANAGEMENT IN RESEARCH INSTITUTIONS

Інформаційні технології і засоби навчання, 2013
This paper is devoted to the implementation of electronic document management (EDM) in research institutions as a part of the e-government in Ukraine. Process of EDM implementation in state institutions is analysed.
Serhiy M. Tukalo
doaj  

Forming technology and research progress of material surface micropattern structure

Cailiao gongcheng
The forming technology of surface micropattern structure was widely used in practical manufacturing as a means to texture the surface of materials and to promote advanced and functional materials.
PEI Yunliang, YAO Yu, ZOU Wenjun, PENG Jin, SONG Xudong   +4 more
doaj   +1 more source