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Now showing items 61-70 of 89
Determination of power flow and loss allocation using superposition theory method
(Regional Energy Resources Information Center (RERIC), Asian Institute of Technology, 2008-03)
This paper discussed a method to determine power flow and loss from individual generator to particular load and line flows for transmission open access. Based on solved load flow, the method uses basic circuit theories ...
Special designed universal power switching generator for power electronics studies
(Institute of Electrical and Electronics Engineers (IEEE), 2011-06-21)
This paper presents a specially designed power switching generator device that produces 4 types of waveforms; square-wave, sinusoidal PWM, quasi-sinewave or multilevel and high-frequency DC pulses with a total of 14 different ...
Energy Saving Through Development of New Copper Rotor of Induction Motor
(Malaysian Invention & Design Society (MINDS), 2010-05-14)
This product describes the importance of induction motors is aimed at contributing to energy saving efforts. To investigate induction motor efficiency and loss parameters using new copper rotors. New copper rotors are ...
Special designed universal power switching generator simplifies power electronics studies
(Institute of Electrical and Electronics Engineers (IEEE), 2011-06-06)
This paper presents a specially designed power switching generator device that produces 4 types of waveforms; square-wave, sinusoidal PWM, quasi-sinewave or multilevel and high-frequency DC pulses with a total of 14 different ...
Solar Powered Water Pump Prototype
(Malaysian Invention and Design Society (MINDS), 2010-05-14)
Photovoltaic (PV) water pumping powered by PV application is one of the most common used throughout the world. However, the solar energy application is not widely been used in Malaysia. Improving in paddy production was ...
Gradient temperature on 3Phase transformer core with staggered yoke with 90 T-joint
(Universiti Malaysia Pahang (UMP), 2009-06-20)
This paper describes the result of
measurement of localised temperature rise on
100kVA 3phase distribution transformer
assembled with 90o T-joint and mitred lap corner
joint with stagger yoke with overlap length of
10mm. ...
Power losses on grain oriented and non-grain oriented materials using epstein test for electrical machine design
(ACTA Press, 2009-10-12)
Modeling and definition of procedures leading to a good estimation of power losses in electrical machines from materials test data still is a challenge. The materials used in this experiment are grain oriented (GO) and ...
Design of high-side MOSFET driver using discrete components for 24V operation
(Institute of Electrical and Electronics Engineers (IEEE), 2010-06-23)
This paper presents the design of a high-side N-channel MOSFET driver using discrete components for 24Vdc operation. Special level shifting technique is used to increase the gate voltage higher than the supply voltage. ...
Harmonic content as the indicator of transformer core saturation
(Institute of Electrical and Electronics Engineers (IEEE), 2010-06-23)
The paper proposes a measurement method for obtaining the parameters needed to calculate a reliable indicator of the state of transformer core saturation. The major nonlinear effects in transformer core are saturation, ...
Current transformer reaction with linear and non-linear loads
(Institute of Electrical and Electronics Engineers (IEEE), 2010-06-23)
The used of non-linear loads nowadays in industrial system has increased accordance
with the present technology. However, the used of non-linear loads supply more
harmonic distortion into the distribution systems. ...