http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
타이어 사이드월 온도 저감을 위한 Cooling Fin 해석
박재현(JaeHyen Park),정성필(SungPil Jung),정원선(WonSun Chang),전철균(ChulKyun Chun) 한국소음진동공학회 2014 한국소음진동공학회 학술대회논문집 Vol.2014 No.10
When the vehicle is traveling, the deformation caused by friction continued with the ground is made to occur because the tire is the composite material of a viscoelastic. Part of the deformation energy is converted into heat energy as Hysteresis and temperature inside the tire rises. The generated heat is shed to the outside through the convection and evangelism. Increase in the internal temperature of the tire is difficult to ensure the safety of vehicle by damage to the tire during driving. Recently, Even when the tire is damaged, it is designed to be possible to driving in case of run-flat tires but the fact is that the development of the technology for the synergistic effect of heat release inside the tire by the side reinforcement is necessary. In this study, by using the Finite Element Method (FEM), applying the cooling fins to the tire sidewall, it is intended to check the temperature distribution along the shape of the cooling fins and the temperature reduction effect.
차량 공공도로 주행 특성을 적용한 타이어 연비 측정 방안에 대한 연구
조준희(Junhee Jo),정성필(Sungpil Jung),박재현(Jaehyen Park) 한국자동차공학회 2017 한국자동차공학회 학술대회 및 전시회 Vol.2017 No.11
Tire labeling measures the rolling resistance and wet road surface braking force of the tire product and grades them and displays them on the product, so that consumers can consider products with high energy efficiency and excellent performance. that measurements method considers only straightness, This is a measurement method that does not take into account changes in slip angle and camber angle when driving a vehicle. In order to derive the optimal measurement method, the change of slip angle and camber angle is measured through the wheel position measurement on the test car, The tires were mounted on a test device, and a rolling resistance measurement test was conducted using slip angle and camber angle. Propose a reasonable measurement method of combined fuel efficiency of tire by comparing the above items
차량 공공도로 주행 특성을 적용한 타이어 연비 측정 방안에 대한 연구
조준희(Junhee Jo),정성필(Sungpil Jung),박재현(Jaehyen Park) 한국자동차공학회 2018 한국자동차공학회 부문종합 학술대회 Vol.2018 No.6
At the moment when interest in tire fuel economy grows naturally due to economic fluctuations, national regulations are being formed due to constraints due to limited use of limited fossil fuels and social attention to environmental problems. As a result, the tire energy consumption efficiency indicator system has been established. This system displays the two performance characteristics of the fuel economy and safety of the tire. The lower the rotational resistance of the tire, the better the fuel economy. The higher the wet road surface braking force, It is characterized by excellent. However, the current measurement of the rotational resistance of the tire efficiency rating system is based on only the straight running, and it is considered that the method is a method that does not take into consideration the rotation section traveling during actual vehicle driving. It is assumed that considering the feature that the slip angle camber angle change of the wheel / tire occurs through the turn driving when the actual vehicle travels, it is assumed that the correct fuel consumption is determined by the tire.