Journal ArticleDOI
Theory and experiment of accumulator absorbing pressure pulsation without regard to its entrance characteristics
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This article is published in Chinese Journal of Mechanical Engineering.The article was published on 2007-01-01. It has received 27 citations till now. The article focuses on the topics: Accumulator (energy).read more
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Journal ArticleDOI
Analysis and design of a water pump with accumulators absorbing pressure pulsation in high-velocity water-jet propulsion system
TL;DR: In this paper, an effective means that makes multiple accumulators which are charged different pressures to connect with the outlet chamber of the water pump is put forward, according to the structural pattern of water pump, working pressure range of HWPS and allowable value of pressure pulsation factor.
Journal ArticleDOI
Suppressing water hammer of ship steering systems with hydraulic accumulator
TL;DR: In this article, a distributed parameter model of the hydraulic steering system with an accumulator installed before the proportional directional valve, which takes into account both the relief valve and the pipeline between the hydraulic accumulator and the PDE, is presented.
Journal ArticleDOI
Semi-active accumulator absorbing pressure pulsation in high-pressure water-jet propulsion system
TL;DR: In this paper, a mathematical model of passive accumulator was established to solve the problem of absorbing pressure pulsation in high-pressure water-jet propulsion system (HWPS).
Proceedings ArticleDOI
Research on boom energy recovery system with closed circuit in Hydraulic Excavators
Chen Ming-dong,Zhao Dingxuan +1 more
TL;DR: In this article, a closed circuit boom energy recovery system was proposed to decrease the installed power and energy consumption in Hydraulic Excavators, the energy saving principle was discussed using the accumulator for hydraulic counterweight, the mathematical models of hydraulic system were established based on its working principal, and the working status of the main power elements including the boom cylinder velocity, the accumulators, and load in the energy recovery systems were simulated under typical working cycle present, theory analysis and simulation results showed boom energy-saving system with closed circuit runs steadily, it has important significance for installed power reduction of
Journal ArticleDOI
Simulation and experiment research on the proportional pressure control of water-assisted injection molding
TL;DR: In this paper, an open-loop model-based compensation control strategy is employed to regulate the water injection pressure and a feedback proportional integrator controller is further adopted to achieve better control performance.