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2-Pisotn Brake Caliper의 Piston seal죄임량에 따른 제동 드래그 영향성 분석
김유호(Yooho Kim),권택상(TaikSang Kwon),이순욱(Soonwook Lee),유상협(SangHyup Ryu),용호균(Hokyun Yong) 한국자동차공학회 2021 한국자동차공학회 부문종합 학술대회 Vol.2021 No.6
Reducing brake drag has always been one of the most important goals among brake system engineers and its importance is getting higher than ever with a historic ramp-up in global fuel economy and carbon emission standard. Although many studies have been done with regard to the improvement of brake drag, previous papers have focused mainly on studying the shape optimization of the piston seal groove where the piston seal is to be located. The present work attempts to illuminate the interaction between brake drag and piston seal clamping force of the floating type 2-piston caliper. Data from bench tests and CAE are presented and discussed to get a better understanding the effects of piston seal clamping force on brake drag.