By replacing conventional supplies such as fossil fuels or internal combustion engines
(ICEs), this paper presents a new configuration of hybrid power sources (HPS) based on the …

In order to solve the environmental pollution and the depletion of petroleum energy,
construction machine with high efficiency needs to be urgently developed. In this paper we …

Design, Modeling and Analysis of a PEM Fuel Cell Excavator with Supercapacitor/Battery
Hybrid Power Source Page 1 연구논문 Journal of Drive and Control, Vol.16 No.1 pp.45-53 …

This study focuses on the energy saving of construction machinery, especially excavators
and wheel loaders coming on a backdrop of energy shortage and environment pollution …

Recently, as environmental regulations for earth-moving equipment have been tightening,
advanced systems such as electronic control, have been introduced for energy savings. An …

Energy consumption of conventional hydraulic excavators controlled by MCV is
considerable when negative load is applied because the meter orifice and meter-out orifice …

In a hydraulic system, employment of counterbalance valve introduces sizable energy
consumption. In addition, a pressure-feedback control architecture with inflexible parameters …

The purpose of this paper is to develop a new submersible fish cage operated by a
pneumatic system for offshore aquaculture. Although some researchers have investigated …

Due to the rise in energy consumption and natural resource prices, the demand to improve
energy efficiency in the construction machine has been highlighted. Even though many …

Recently, as the environmental regulation for earth moving equipment has been tightened,
advanced systems using electronic control have been introduced for energy savings. An IMV …