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Nowadays with the high fuel prices, the demands for energy saving and green emission of construction machineries, without sacrifice of the working performance, safety and reliability, especially for hydraulic excavators (HYEXs), have been highly increased. As a result, electro-hydraulic actuator (EHA), which is promoted and successfully applied to automobile industry, is recently introduced to HYEXs...
Nowadays with the high fuel prices, the demands for energy saving and green emission of construction machinery, without sacrifice of working performance, safety and reliability, especially hydraulic excavators, has been highly increased. As a result, electro-hydraulic hybrid system, which are promoted and successfully applied to automobile industry, is recently introduced to hydraulic excavators....
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