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건설기계용 하이브리드 전기 유압식 가변 파워트레인 시스템의 등가소비최소화전략에 관한 연구
김성탁(S. T. Kim),곽경신(K. S. Kwak),박서준(S. J. Park),도치크엉(D. T. Cuong),안경관(K. K. Ahn) 유공압건설기계학회 2021 유공압건설기계학회 학술대회논문집 Vol.2021 No.11
Recently, as fossil fuel depletion and environmental pollution problems have emerged internationally, the development of technologies for reducing exhaust gas and energy consumption is required in the construction and industrial heavy equipment fields. To solve these environmental pollution and fuel economy problems, research related to energy saving of construction equipment is being actively conducted, and a hybrid system including energy regeneration is one of the energy solutions in the spotlight. This study is a follow-up study of "Excavator system proposal and efficiency improvement using a hybrid hybrid hydraulic powertrain system". You can. To reduce the energy consumption of construction machinery, an equivalent consumption minimization strategy is proposed that calculates the control commands of the engine, motor/generator and hydraulic pump. Build an equivalent consumption minimization strategy with MATLAB Simulink & AMEsim and validate the results against simulation with a test bench to validate the energy saving efficiency of the proposed system.