نتایج جستجو برای: led driver

تعداد نتایج: 249246  

Journal: :International Transactions on Electrical Energy Systems 2022

In this paper, a discrete state-feedback controller is applied to control the current in power LEDs by using buck converter. Sufficient conditions for existence of are given terms linear matrix inequalities (LMIs) with D-stability theory. order consider specific closed-loop dynamics LED driver, genetic algorithm (GA) technique applied, as complement Therefore, proposed GA used search offline op...

Given the significant power generation and consumption of variable-speed pumped storage power plants (VSPSPs), it is crucial to enhance drive methods and decrease drive losses, thereby increasing productivity. This paper proposes the topology for VSPSP drivers with two level voltage source converters (2LVSC) with 6+1 converters. Hydraulic and electrical VSPSP models are presented, following whi...

2012

Brussels, 26 June 2012 Today, the euroFOT consortium published the findings of a four-year study focused on the impact of driver assistance systems in the Europe. The €22 million European Field Operational Test (euroFOT) project which began in June 2008 and involved 28 companies and organisations, was led by Aria Etemad from Ford’s European Research Centre in Aachen, Germany. The study looked a...

2008
John A. Michon

There appears to be a lack of new ideas in driver behavior modeling. Although behavioral research is under some pressure, it seems too facile to attribute this deplorable state of affairs only to a lack of research funds. In my opinion the causal chain may well run in the opposite direction. An analysis of what is wrong has led me to the conclusion that human factors research in the area of dri...

2000
Narelle Haworth Naomi Kowadlo Claes Tingvall

This report aimed to compare the effects of pre-driver education programs at rural secondary schools which have an in-car component (driving a car in an off-road environment) with the effects of pre-driver education programs which do not have this component. Thus, the study attempted to measure the net effects of the in-car component of these programs. Data was collected by mail-back questionna...

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