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ONWUKA I. K.

Publications in IJIETS: 2

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DISTANCE RELAY PROTECTION OF AN 11 kV DISTRIBUTION SYSTEM PERFORMANCE ENHANCEMENT USING MICROPROCESSORS

Vol/Issue: Volume 8, Issue 2 • Pages: 34-46 • Published: 30 Sep 2024

Transmission and distribution lines are protected against fault in power network using protection methods and distance relays. This work focused on enhancing the speed of isolating defective circuits from the network by employing a microprocessor to minimize tripping time of the relay. The microprocessor was programm…

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APPLICATION OF H-BRIDGE VOLTAGE SOURCE INVERTER TOPOLOGY WITH PROPORTIONAL INTEGRAL CONTROLLER IN A PHOTOVOLTAIC POWER CONDITIONING SYSTEM

Vol/Issue: Volume 7, Issue 1 • Pages: 1-12 • Published: 31 Jul 2023

This paper proposes an application of H-bridge voltage source inverter topology with proportional integral controller in a photovoltaic power conditioning system. A very crucial part of power conditioning system (PCS) for energy sustainability is photovoltaic (PV) dc/ac converter. The H-bridge dc/ac converter is pro…

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