搜索结果: 151-165 共查到“知识库 机械工程其他学科”相关记录416条 . 查询时间(1.531 秒)
How engineers become CEOs:implications for education and training
Engineering education Engineering leadership Professional development
2010/1/20
Purpose: This paper provides results of an investigation into the career progression of engineers in Australia,
determining the skills and qualities they need to become large company CEOs and thus re...
Risk evaluation supported by annotated paraconsistent logic: a study of a vehicle manufacturer
Paraconsistent logic Risk evaluation Risk management
2009/12/14
Purpose: In the present communcation we present a FMEA derived survey questionnaire, designed to be nalysed by means of annotated paraconsistent logic techniques, which allows for both the detection o...
Longitudinal vibrations of mechanical systems with the transportation effect
Applied mechanics Longitudinal vibrations Multibody systems
2009/12/14
Purpose: this thesis purpose is a new way of modelling systems working with high speeds of mechanisms. Systems are analyzed with taking into consideration the rotational movement and with criterions o...
Thermo-mechanical fatigue conditions of power plant components
Applied mechanics Computational material science and mechanics Fatigue
2009/12/14
Purpose: The main purpose of this work is the description of the mechanical behaviour of power plant components working under mechanical and thermal loading that cause the thermo-mechanical fatigue fr...
Project of a trenchless works tunneling machines ordered construction family
Engineering design Constructional design Series of types
2009/12/14
Purpose: The water and electricity (etc.) supply is the main problem that big agglomerations meet, therefore the non-excavation works are developed in areas of high buildings density.
Design/methodol...
Simplified and advanced models of a valve system used in shock absorbers
Computational mechanics Finite Elements Model Valve system
2009/12/14
Purpose: The aim of this paper is to develop a model of a valve system applicable for strain and stress prediction.
Design/methodology/approach: The analytical and numerical approaches are presented ...
A conceptual model for manufacturing performance improvement
Conceptual model Advanced Quality Practices Manufacturing performance
2009/12/14
Purpose: Important performance objectives manufacturers sought can be achieved through adopting the appropriate manufacturing practices. This paper presents a conceptual model proposing relationship b...
Dynamical flexibility of the free-free damped rod in transportation
Numerical Techniques Computational Mechanics Applied mechanics
2009/12/14
Purpose: of this thesis is derivation of dynamical flexibility of the free-free rod system in transportation. The well-known problem of dynamical analysis of systems in rotational transportation was d...
Kaizen philosophy a manner of continuous improvement of processes and products
Continuous improvement Kaizen idea Worker responsibility and commitment
2009/12/14
Purpose: of the paper aimed at motivating the legitimacy of implementation of kaizen system – the philosophy conducting to the continuous improvement of processes and products by the responsibility of...
Experimental and numerical study of damage initiation mechanism in elastomeric composites
Damage mechanism Finite elements model Rubber composites
2009/12/14
Purpose: Experimental and Finite Element Analysis (FEA) of the damage initiation mechanisms in elastomeric composites were carried out under static loading at room temperature. Double Cantilever Beam ...
Design, manufacture and technological verification of SiC/C composite stirrer
Composites Solidification Thermovision
2009/12/3
Purpose: In article were presented assumptions and choose results of investigations connected with material selection and technology production of prototype’s ceramic stirrer with destination to work ...
New approach for applications of machinability and machining strength
Machinability Machining strength Cutting process
2009/12/3
Purpose: The purpose of this paper is to present and discuss the machinability and machining strength concepts under a new viewpoint concerned with both their applications and how to measure then. Des...
Mechanical and electrical properties of mined coal filled polyethylene and polyamide
Mined coal Filled polymers Polymer composites
2009/12/3
Purpose: The purpose of the present paper is to present results of basic mechanical properties research of high-density polyethylene and polyamide 6 filled with two kinds of mined coal particles. Beca...
改进型变步长光伏最大功率点快速跟踪
光伏 最大功率点跟踪 变步长 Matlab/Simulink
2013/12/5
介绍硅太阳能电池Matlab/Simulink仿真模型，通过该模型得到太阳能电池模型的输出特性曲线和最大功率点跟踪(maximum power point tracking, MPPT)曲线;其次介绍MPPT原理，对传统的扰动观察(perturbation and observation, P&O)法进行研究，提出一种基于功率斜率曲线的判断标准.基于改进的变步扰动法，利用Matlab/Simuli...