搜索结果: 1-14 共查到“机械工程 Speed”相关记录14条 . 查询时间(0.015 秒)
Research of thermal processes in cutter edge made of HS 3-1-1,5 low-alloyed high-speed steel
High-speed steel Temperature field Thermal conductivity
2010/1/11
The physical and mathematical description of tools wear during technological process and need to the enlarge tool life require knowledge of material data, e.g. density, specific heat and coefficient o...
Mathematical models for thermally coupled low speed flows
Low Mach number flows Boussinesq approximation
2010/9/27
In this paper we review and clarify some aspects of the asymptotic analysis of the compressible Navier Stokes equations in the low Mach number limit. In the absence of heat exchange (the isentropic re...
Grooved roll for a high speed twin roll caster
Casting Twin roll caster Grooved roll Roll surface
2009/12/2
Purpose: Purpose of this paper is investigation of the effect of roll-surface on the strip-surface. Improvement of
small cracks on the strip-surface was tried and effect of groove at the roll surface...
The Effect of Welding Speed on the Microstructure and Penetration in Arc Welding
Gazi Universitesi Teknik E˘ gitim Fakultesi
2009/10/14
The effect of welding speed on the microstructure and penetration in MAG, SMAW and MMA welding
was investigated in a low carbon steel. Experimental results revealed that the penetration decreased whe...
Prediction of Wind Speed and Power in the Central Anatolian Region of Turkey by A Fuzzy Inference Systems (ANFIS)daptive Neuro-
Wind speed Wind power Adaptive neuro-fuzzy inference systems (ANFIS) Central Anatolian region
2009/10/10
An adaptive neuro-fuzzy inference systems (ANFIS) model was used for predicting regional average wind speed and power values in the Central Anatolian region of Turkey. In model development, longitude,...
Nonlinear vibration signature analysis of high speed rotor due to defects of rolling element
Nonlinear dynamics rolling bearing ball passage frequency
2010/9/27
This paper presents a mathematical model to investigate the nonlinear dynamic behavior of a high speed rotor-bearing system due to defects of rolling elements. Two defects have been considered for the...
Relationship between wire feed speed and metal transfer in GMAW
Welding Metal transfer High speed camera
2010/2/4
Purpose: This paper presents the results of an investigation of the metal transfer. The main goal of the investigation was to check that using narrow band filter and high speed digital video camera ca...
High precision machining on high speed machines
Manufacturing and processing Machining High speed machine tools
2010/2/10
Purpose: Modern Machines for precision products for three dimensional machining have by milling over 20.000 rpm. Differences between hard and soft machining have influences on concept of machines. Sti...
High speed twin roll caster for aluminum alloy thin strip
Twin roll casting Recycle aluminum alloy Thin strip
2010/2/10
Design/methodology/approach: The effects of the high-speed twin roll caster on alleviating the deterioration of mechanical properties by impurities were investigated. Properties of the cast strip were...
Comparison between AC and MF-DC resistance spot welding by using high speed filming
Welding Resistance spot welding Nugget formation
2010/2/10
Purpose: In this work it will be carried through the filming of the formation and growth of the nugget in resistance spot welding executed in AC and MF. A comparison for same times in both the process...
Effect of different extrusion temperature and speed on extrusion welds
Mechanical properties Extrusion welds Extrusion temperature
2010/2/10
Purpose: In this study, it is aimed to investigate the structure of seam weld and transverse weld sections comparatively. To achieve this, it is studied on an extrusion profile type which has seam wel...
High speed end-milling optimisation using Particle Swarm Intelligence
Machining End-milling Particle Swarm Optimization
2010/2/22
Purpose: In this paper, Particle Swarm Optimization (PSO), which is a recently developed evolutionary technique, is used to efficiently optimize machining parameters simultaneously in high-speed milli...
Variation cutting speed on the five axis milling
Machining Effective cutting speed Multi-axis milling Tool orientation
2010/2/22
Design/methodology/approach: The methodology has consisted to dertemine cutting speed of each mode of tilt tool in five axes machining, and of proving a series of configurations and parameters combina...
High speed twin roll casting of recycled Al-3Si-0.6Mg strip
Casting High speed twin roll casting Sheet metal Al-3%Si-0.6%Mg
2010/2/22
Purpose: Purpose of this paper is to clear the possibility of high speed roll casting of thin strip of recycled Al-3%Si-0.6%Mg alloy. Investigation of the mechanical properties of the roll cast recycl...