구조 형상에 따른 벤틸레이티드 디스크 브레이크 열 유동 해석 연구
Investigation of Heat Fluid Analysis in Ventilated Disc Brake with Respect to Structure Geometry
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The brake systems are composed of brake disc, brake pad and caliper and, these three parts play an important role for braking. In this study, heat fluid analysis is conducted for five different ventilated discmodels, and two piece brake disc model separated in rotor and housing is used. In this case, each model has a different number of holes and vent shape. The basic heat flux and braking power equations are applied for the heat fluid analysis. The cooling performance with/without the braking operation is also analyzed for given five models where the material properties and boundary conditions are set to be identical. From our analysis results, it is found that the number of disc holes and ventilated pins strongly influences on the cooling performance.
Abstract
The brake systems are composed of brake disc, brake pad and caliper and, these three parts play an important role for braking. In this study, heat fluid analysis is conducted for five different ventilated discmodels, and two piece brake disc model separated in rotor and housing is used. In this case, each model has a different number of holes and vent shape. The basic heat flux and braking power equations are applied for the heat fluid analysis. The cooling performance with/without the braking operation is also analyzed for given five models where the material properties and boundary conditions are set to be identical. From our analysis results, it is found that the number of disc holes and ventilated pins strongly influences on the cooling performance.
참고문헌 (8)
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- 한문식, "브레이크 디스크 구조 형상별 내구성 해석", 한국생산제조학회지, 22(1), pp.36~44 (2013), 한국생산제조학회[DOI]
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- T. K. R. Rajagopal, "Numerical Investigation of Fluid flow and Heat transfer Characteristics of the Aerodynamics of Ventilated disc brake Rotor using CFD", THERMAL SCIENCE, 18(2), pp.667~675 (2012)
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- B. G. Choi, "CFD and FEM Analysis of Automotive Disc Brake", The Korean Society Of Automotive Engineers, 2001(11), pp.820~825 (2001)
- T. V. Manjunath, "Structural and Thermal Analysis of Rotor Disc of Disc Brake", International Journal of Innovative Research in Science, Engineering and Technology, 2(12), pp.7741~7748 (2013)
