Results 71 to 80 of about 11,654 (184)

Experience With IVDR Implementation in Three Diagnostic Laboratories: Messages to EU Health Institutions, Diagnostic Healthcare Payers, and Authorities

HemaSphere, 2023
Bart R. Lubbers, Isabel Dombrink, Tomas Kalina, Mattias Hofmans, Morten S. Bruun, Simon J. Stanworth, Marie C. Béné, Konstanze Döhner, Monika Brüggemann, Elizabeth Macintyre, Jacques J.M. van Dongen   +10 more
doaj   +1 more source

EHA Research Roadmap on Hemoglobinopathies and Thalassemia: An Update

HemaSphere, 2019
The inherited disorders of hemoglobin, which include sickle cell disease and thalassemias, are the most common and widespread distributed monogenic disorders.
A. Iolascon, L. De Franceschi, M. Muckenthaler, A. Taher, D. Rees, M. de Montalembert, S. Rivella, A. Eleftheriou, M. Cappellini   +8 more
semanticscholar   +1 more source

Gear Pump Versus Variable Axial Piston Pump in Electro-Hydrostatic Servoactuators

Actuators
This paper presents a comparison of some different configurations of electro-hydrostatic actuators (EHA). The gear pump EHA has a simpler mechanical configuration, but the electronic power command circuits and the electric motor are in high demand due to
Alexandru Dumitrache, Liviu Dinca, Jenica-Ileana Corcau, Adriana Ionescu, Mihai Negru   +4 more
doaj   +1 more source

Gated Auditory Speech Perception in Elderly Hearing Aid Users and Elderly Normal-Hearing Individuals: Effects of Hearing Impairment and Cognitive Capacity

Trends in Hearing, 2014
This study compared elderly hearing aid (EHA) users and elderly normal-hearing (ENH) individuals on identification of auditory speech stimuli (consonants, words, and final word in sentences) that were different when considering their linguistic ...
Shahram Moradi, Björn Lidestam, Mathias Hällgren, Jerker Rönnberg   +3 more
doaj   +1 more source

Consideraciones sobre la repasivación de las estructuras corroídas de hormigón

Revista de Metalurgia, 2000
Se analizan las respuestas de electrodos de acero limpios y precorroídos en soluciones saturadas de Ca(OH)2 y en mortero de cemento, recurriendo para ello a técnicas gravimétricas, metalográficas y electroquímicas, esencialmente a medidas de resistencia ...
Alfonso Cobo, María Nieves González, Eduardo Otero, José Antonio González   +3 more
doaj   +1 more source

THE NEXUS BETWEEN RELIGION AND POLITICS IN NIGERIA [PDF]

Social Sciences and Education Research Review
Nigeria, the most populous nation in sub-Saharan Africa with an estimated population of over 200 million, exemplifies an extensive variety of historical, cultural, ethnic, religious, socioeconomic, and linguistic complexities and diversities.
Boris Happy ODALONU, Bernice Nefeye AGHAHOWA   +1 more
doaj   +1 more source

车辆电动静液压主动悬架系统的设计与试验研究

Jixie chuandong, 2009
A active suspension system with EHA（Electro-Hydrostatic Actuator） is developed to improve the ride comfort performance using a fuzzy PID control scheme,which makes the control system more intelligent.The performance of the controller can be improved by ...
寇发荣
doaj  

Nonlinear Modeling and Coordinate Optimization of a Semi-Active Energy Regenerative Suspension with an Electro-Hydraulic Actuator

Algorithms, 2018
In order to coordinate the damping performance and energy regenerative performance of energy regenerative suspension, this paper proposes a structure of a vehicle semi-active energy regenerative suspension with an electro-hydraulic actuator (EHA).
Farong Kou, Jiafeng Du, Zhe Wang, Dong Li, Jianan Xu   +4 more
doaj   +1 more source

Motion synchronization in a dual redundant HA/EHA system by using a hybrid integrated intelligent control design

, 2016
This paper presents an integrated fuzzy controller design approach to synchronize a dissimilar redundant actuation system of a hydraulic actuator (HA) and an electro-hydrostatic actuator (EHA) with system uncertainties and disturbances.
W. Rehman, Shaoping Wang, Xingjian Wang, Lei Fan, K. Shah   +4 more
semanticscholar   +1 more source

Optimization of EHA sliding mode controller based on spider wasp algorithm

Zhongguo Jianchuan Yanjiu
ObjectiveThis paper proposes using the Spider Wasp Optimization (SWO) algorithm to achieve precise position control of an electro-hydrostatic actuator (EHA) while reducing the parameter tuning difficulty of the EHA sliding mode controller and improving ...
Weibo LI, Hao ZHANG, Chenghu XU, Maojie ZHANG, Hualiang FANG   +4 more
doaj   +1 more source