Results 101 to 110 of about 1,090,030 (231)

Behavior of manufactured sand and recycled coarse aggregate concrete‐filled steel tubular stub columns with circular section

open access: yesStructural Concrete, EarlyView.
Abstract Accelerated urbanization has intensified environmental concerns due to excessive natural resource consumption and construction waste generation. Circular concrete‐filled steel tube (CFST) columns incorporating manufactured sand recycled coarse aggregate (MS‐RCA) concrete have emerged as an innovative composite element offering notable ...
Minsheng Guan   +7 more
wiley   +1 more source

Brain-computer interface for control of electro-hydraulic servo drive

open access: yes, 2018
The aim of the study was to perform bioelectric signal analysis focusing on its applicability to control of the electro-hydraulic servo drive. The natural bioelectric signals generated by brain, facial muscles and eye muscles read by the NIA (Neural ...
Dindorf, R., Wos, P.
core   +1 more source

Position Control Mathematical Modelling and Operational Evaluation of Tele-operated Electro-hydraulic Actuator (T-EHA) [PDF]

open access: yes, 2020
. This study deals with a master-slave system for a tele-operated electro-hydraulic actuator (T-EHA) that focuses on a hydraulic system to remotely control a mini excavator.
Mohd Khairi   +8 more
core   +1 more source

High Precise Fuzzy Control for Piezoelectric Direct Drive Electro-Hydraulic Servo Valve

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2012
As the core part of the electro-hydraulic servo system, the electro-hydraulic servo valve plays an important role in the system. Due to the piezoelectric actuator has characteristics of fast response, easy control and high control accuracy, it can be ...
Miaolei ZHOU   +3 more
doaj   +1 more source

800 kV Fast Circuit Breaker: Mechanical Coupling Modelling, Buffer Design and Development

open access: yesHigh Voltage, EarlyView.
ABSTRACT The 800 kV fast circuit breaker (CB) used in ultra‐high voltage (UHV) converter transformer can reduce the total breaking time to 25 ms. It significantly improves the action speed and breaking capacity of the CB, with promising broad application prospects.
Enyuan Dong   +6 more
wiley   +1 more source

Electro-hydraulic proportional control of twin-cylinder hydraulic elevators

open access: yes, 2001
The large size of the cab of an electro-hydraulic elevator necessitates the arrangement of two cylinders located symmetrically on both sides of the cab.
肖宗源   +8 more
core   +1 more source

Modeling and control of a high-quality electro-hydraulic actuator driven via an induction motor under intelligent indirect vector control [PDF]

open access: yesEngineering and Technology Journal
Due to its excellent energy efficiency and broad speed range, the variable-speed electro-hydraulic drive is an appealing driving principle in many contemporary industrial applications.
Aws Hassan, Jamal Mohammed, Walaa Hashim
doaj   +1 more source

Investigation of the Evolution Mechanism and Multiphysics Coupling in Tree‐Contact Single‐Phase‐to‐Ground Fault

open access: yesHigh Voltage, EarlyView.
ABSTRACT Tree‐contact single‐phase‐to‐ground fault (TSF) is a common and hazardous type of failure in distribution networks. TSF is likely to occur when overhead conductors contact moist tree branches, potentially leading to insulation breakdown, posing serious threats to grid safety.
Wenjun Ning   +5 more
wiley   +1 more source

Inquiry into hydraulic fracturing in the Northern Territory

open access: yes, 2014
Made available by the Northern Territory Library via the Publications (Legal Deposit) Act 2004 (NT).The Northern Territory Government (NTG) established the Inquiry on 14 April 2014 to undertake a thorough investigation into hydraulic fracturing for ...
Commisssioner, Hydraulic Fracturing Inquiry
core  

Developing Gravity Compensation Algorithm for Electro-Hydraulic Servo valve

open access: yes, 2021
The athletic performance has been focused in robot systems such as exoskeleton and humanoid. By virtue of high-power density and torque to weight ratio, electro-hydraulic actuators have been developed.
CHUNG, WAN KYUN   +3 more
core  

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