Results 11 to 20 of about 2,147 (259)

Energy management strategy of a novel mechanical–electro–hydraulic power coupling electric vehicle under smooth switching conditions

open access: yesEnergy Reports, 2022
To increase the transient power limit, and reduce the impact of operating condition changes on the electric vehicles’ powerful battery, it is essential to stabilize the working condition, enhance the vehicle’s dynamic performance and energy utilization ...
Lin Li   +6 more
doaj   +1 more source

Capital Accumulation and Dynamic Gains from Trade [PDF]

open access: yesFederal Reserve Bank of Dallas, Globalization Institute Working Papers, 2017
Abstract We compute welfare gains from trade in a dynamic, multicountry model with capital accumulation and trade imbalances. We develop a gradient-free method to compute the exact transition paths following a trade liberalization. We find that (i) larger countries accumulate a current account surplus, and financial resources flow from larger ...
B. Ravikumar   +2 more
openaire   +1 more source

Development of magnetorheological fluids within 3D printed elastomeric cellular structures with an accumulator

open access: yesAIP Advances, 2023
In this study, a magnetorheological fluid (MRF) was encapsulated in a 3D printed cellular elastomeric encapsulant. Mechanical properties, such as stiffness and damping, of the encapsulant containing MRFs can be controlled via applied magnetic field. Such
Jungjin Park   +3 more
doaj   +1 more source

Relating accumulator model parameters and neural dynamics [PDF]

open access: yesJournal of Mathematical Psychology, 2017
Accumulator models explain decision-making as an accumulation of evidence to a response threshold. Specific model parameters are associated with specific model mechanisms, such as the time when accumulation begins, the average rate of evidence accumulation, and the threshold.
Purcell, Braden A., Palmeri, Thomas J.
openaire   +2 more sources

Analysis and Verification on Energy Consumption of the Quadruped Robot with Passive Compliant Hydraulic Servo Actuator

open access: yesApplied Sciences, 2020
The hydraulic servo actuator with passive compliance (HPCA) is designed for hydraulically-driven quadruped robots. It is characterized by an accumulator that connects to the piston chamber of the hydraulic cylinder to buffer impact forces between a robot&
Zisen Hua   +5 more
doaj   +1 more source

Dynamic Characteristics of the Steam Accumulator Charging and Discharging

open access: yesMATEC Web of Conferences, 2017
The method of numerical simulation is used to study the charging and discharging process of steam accumulator. By analyzing the charging and discharging thermal process of steam accumulator, establishing the mathematical model and using MATLAB software ...
Yang Peizhi, Hu Xia, Liao Gang
doaj   +1 more source

Heterogeneous beliefs, wealth accumulation, and asset price dynamics [PDF]

open access: yesJournal of Economic Dynamics and Control, 1996
This paper develops and analyzes a models of asset markets with two types of investors. We study the stochastic processes for the distribution of wealth between the two types of investors and for the equilibrium asset returns. The relationship between this model and some econometric models with time varying parameter, such as the ARCH(Autoregressive ...
Antonio Cabrales, Takeo Hoshi
openaire   +6 more sources

Disposable dynamic accumulators: toward practical privacy-preserving mobile eIDs with scalable revocation [PDF]

open access: yesInternational Journal of Information Security, 2019
Providing methods to anonymously validate user identity is essential in many applications of electronic identity (eID) systems. A feasible approach to realize such a privacy-preserving eID is the usage of group signature protocols or pseudonym-based signatures. However, providing a revocation mechanism that preserves privacy is often the bottleneck for
Michael Hölzl   +3 more
openaire   +2 more sources

Effects of a Bladder Accumulator on Pressure Pulsation of Urea Dosing System

open access: yesIEEE Access, 2019
Non-air-assisted urea dosing systems (NAUDSs) with diaphragm pump are usually used in selective catalytic reduction (SCR) systems to supply the urea water solution.
Youcheng Shi   +3 more
doaj   +1 more source

Modeling and Analysis of a Semiactive Power-Assisted Unit Based on Hydraulic Accumulator

open access: yesAdvances in Mechanical Engineering, 2013
The hydraulic accumulator is widely used for storing energy in hydraulic system, but it is a passive device; the flowrate and volume of hydraulic oil adjusted by the accumulator are not well adapted to working-condition changes or payload disturbances. A
Ming Xu   +3 more
doaj   +1 more source

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