نتایج جستجو برای: cooling process
تعداد نتایج: 1359032 فیلتر نتایج به سال:
Abstract This study presents original research of the investigation coolant supply to contact area with two different approaches. The cooling and lubrication are key aspects manufacturing processes such as grinding achieve a high surface quality at productivity. has impact on performance coolant. paper results from approaches tailoring for conventional high-performance processes. An analytical ...
Background: Cooling is one of the main processes in bone temperature decrement, while drilling. this experiment was conducted for examination of alcohol effect as cooler in prevention of thermal necrosis. Methods: Bovine femur bone was considered as specimen and inclusions criteria for this study were: femur bone, cortical area and without bone periosteum. Drilling process w...
We have investigated the crustal properties of neutron stars without fallback accretion. We have calculated the chemical evolution of the neutron star crust in three different cases (a modified Urca process without the thermal influence of a crust, a thick crust, and a direct Urca process with a thin crust) in order to determine the detailed composition of the envelope and atmosphere as the nuc...
the objectives in the cold rolling process include improved sheet surface quality, enhanced steel mechanical strength, and better solidification operations. given the increasing demand for higher steel surface quality, more rapid production, and thinner steel plates, more attention has been directed toward the parameter of temperature in cold rolling as a means of achieving the above objectives...
Generally, polymers can be classified according to their thermal and mechanical properties into thermoplastics, thermosets and elastomers. Thermoplastics are amorphous or semicrystalline polymers that soft or melt during heating and solidify during cooling. The heating/cooling/heating process can be repeated without perceptible changes in thermal and mechanical properties of thermoplastics. The...
Although bolometricand ponderomotive-induced deflection of device boundaries are widely used for laser cooling, the electrostrictive Brillouin scattering of light from sound was considered an acousto-optical amplification-only process1–7. It was suggested that cooling could be possible in multiresonance Brillouin systems5–8 when phonons experience lower damping than light8. However, this regime...
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