Results 31 to 40 of about 6,822 (262)

Energy saving solutions for hydraulic circuits [PDF]

open access: yesAIP Conference Proceedings, 2016
During the initial using of diesel engines emission Tier 4 and better the designers are under a pressure to find a technical solutions to reducing of emissions from diesel engines to increase the efficiency of connected components leads to using a downsizing engines with reduced emissions.One way how to achieve a reduction of power consumption by ...
Michal Janík, Lumír Hružík
openaire   +1 more source

Exploring Dipolar Dynamics and Ionic Transport in Metal‐Organic Frameworks: Experimental and Theoretical Insights

open access: yesAdvanced Functional Materials, EarlyView.
In this study, the interplay of dipolar dynamics and ionic charge transport in MOF compounds is investigated. Synthesizing the novel structure CFA‐25 with integrated freely rotating dipolar groups, local and macroscopic effects, including interactions with Cs cations are explored.
Ralph Freund   +6 more
wiley   +1 more source

Simulation and Experimental Analysis of Hydraulic Directional Control for Displacement Controlled System

open access: yesIEEE Access, 2018
The characteristics of a hydraulic directional control method for the displacement controlled system are studied. The directional control is realized by the pilot-operated check valve.
Wei Wu, Chaoyu Yu
doaj   +1 more source

Reverse action hydraulic hammer control circuit

open access: yesIOP Conference Series: Earth and Environmental Science, 2021
Abstract The paper describes the mode of functioning of the reverse action hydraulic hammer with piston driven in the positive direction by the energy of air compressed during cocking of the piston by the hydraulic drive. The authors discuss various control circuits of such hydraulic hammers, control sensors, capabilities of the circuits,
BB Danilov, DO Cheshchin
openaire   +1 more source

MOFs and COFs in Electronics: Bridging the Gap between Intrinsic Properties and Measured Performance

open access: yesAdvanced Functional Materials, EarlyView.
Metal‐organic frameworks (MOFs) and covalent organic frameworks (COFs) hold promise for advanced electronics. However, discrepancies in reported electrical conductivities highlight the importance of measurement methodologies. This review explores intrinsic charge transport mechanisms and extrinsic factors influencing performance, and critically ...
Jonas F. Pöhls, R. Thomas Weitz
wiley   +1 more source

Novel Functional Materials via 3D Printing by Vat Photopolymerization

open access: yesAdvanced Functional Materials, EarlyView.
This Perspective systematically analyzes strategies for incorporating functionalities into 3D‐printed materials via Vat Photopolymerization (VP). It explores the spectrum of achievable functionalities in recently reported novel materials—such as conductive, energy‐storing, biodegradable, stimuli‐responsive, self‐healing, shape‐memory, biomaterials, and
Sergey S. Nechausov   +3 more
wiley   +1 more source

EFFECT OF ECOLOGICAL ENERGY CARRIERS ON FLOW CHARACTERISTICS OF TRACTOR HYDRAULIC PUMP [PDF]

open access: yesJournal of Central European Agriculture, 2013
This paper deals with the effect of ecological energy carrier on flow characteristics of a hydraulic pump. A hydraulic oil MOL Farm UTTO Synt was used as an ecological energy carrier.
Ján Kosiba   +6 more
doaj   +1 more source

A Constant-Pressure Hydraulic PTO System for a Wave Energy Converter Based on a Hydraulic Transformer and Multi-Chamber Cylinder

open access: yesEnergies, 2021
This paper presents a constant-pressure hydraulic PTO system that can convert stored pressure energy into electrical energy at a stable speed through hydraulic motors and generators.
Chenglong Li   +6 more
doaj   +1 more source

Computational Modeling Meets 3D Bioprinting: Emerging Synergies in Cardiovascular Disease Modeling

open access: yesAdvanced Healthcare Materials, EarlyView.
Emerging advances in three‐dimensional bioprinting and computational modeling are reshaping cardiovascular (CV) research by enabling more realistic, patient‐specific tissue platforms. This review surveys cutting‐edge approaches that merge biomimetic CV constructs with computational simulations to overcome the limitations of traditional models, improve ...
Tanmay Mukherjee   +7 more
wiley   +1 more source

Analysis of hydraulic drive circuit selection for a carrot collecting system

open access: yesVietnam Journal of Science, Technology and Engineering
Compared to conventional mechanical transmissions, hydraulic transmission has the disadvantage of lower energy efficiency. However, it is widely employed in various working machines such as construction machines, off-road vehicles, forest logging ...
Ngoc Danh Dang, Xuan Thiet Nguyen
doaj   +1 more source

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