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Power factor correction converters with continuous input and output currents for battery chargers in data centers: Performance assessment
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Institute of Electrical and Electronics Engineers Inc.
, 2019 , Conference Paper)
In this paper, the performance of two types of DC-DC converters namely ?uk and Boost-Buck converters is assessed for battery charging systems. Operation with power factor correction for the input side AC current, and ...
Power angle control of grid-connected capacitor-tapped multi-module voltage source converter
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Institute of Electrical and Electronics Engineers Inc.
, 2018 , Conference Paper)
HVDC transmission suits transmitting large amounts of renewable energy power over long distances with low transmission losses. The Capacitor-Tapped Multi-module Converter (CT-MC) can be employed effectively to integrate ...
Dynamic mitigation of EV charging stations impact on active Distribution Networks with Distributed BESSs
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Institute of Electrical and Electronics Engineers Inc.
, 2018 , Conference Paper)
Less secured and stressed power system operating conditions have motivated the grid integration of renewable energy generators. Nonetheless, intermittency of renewable energy sources along with the emerging charging ...
Design and analysis of high-gain medium-voltage DC-DC converters for high-power PV applications
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Institute of Electrical and Electronics Engineers Inc.
, 2018 , Conference Paper)
Medium-Voltage (MV) DC grids for collecting and integrating Photovoltaic (PV) systems offer an effective solution to overcome the problems introduced due to AC grid. The direct conversion of the PV power to MV DC grid ...
Sensor-less operation of hybrid boost modular multilevel converter for subsea multiphase medium voltage drives
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Institute of Electrical and Electronics Engineers Inc.
, 2018 , Conference Paper)
This paper introduces Hybrid Boost Modular Multilevel Converter (Hybrid Boost MMC) as a suitable candidate for subsea drive systems. The investigated drive system is based on a five-phase Induction Machine (IM) in order ...
Investigation of three-phase capacitor-tapped multi-module voltage source converter with selective harmonic elimination
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Institute of Electrical and Electronics Engineers Inc.
, 2018 , Conference Paper)
In conventional Two-Level Voltage Source Converters (2L-VSCs), connecting between high/medium dc voltage and medium/low ac voltage requires semiconductor devices rated at the high/medium dc-voltage, which negatively affects ...
Model-predictive control for common-mode voltage reduction and third-harmonic current injection techniques with five-phase inverters
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Institute of Electrical and Electronics Engineers Inc.
, 2018 , Conference Paper)
This paper employs a Model Predictive Control (MPC) technique to reduce the Common-Mode-Voltage (CMV) in five-phase inverters when third harmonic current injection is applied. According to the inverter space vector model, ...
Series-Connected Multi-Half-Bridge Modules Active Front-End Rectifier for Medium Voltage Variable Speed Drives
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Institute of Electrical and Electronics Engineers Inc.
, 2018 , Conference Paper)
Medium-Voltage Variable Speed Drives (VSDs) are the backbone of several critical industries. Providing the proper dc-link voltage to support the VSD's converter is crucial. Conventionally, dc-link voltage is supplied either ...
Optimal DC voltage control in multi-terminal HVDC Network: Modeling and scenarios
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Institute of Electrical and Electronics Engineers Inc.
, 2019 , Conference Paper)
Efficient and balanced power transfer with minimum transmission losses in Multi-Terminal High-Voltage DC (MTDC) network is managed by the hierarchical control layers. A combination of decentralized DC voltage droop control ...
Strategies for Decoupling Internal and External Dynamics Resulting from Inter-Arm Passive Component Tolerances in HVDC-MMC
(
Institute of Electrical and Electronics Engineers Inc.
, 2019 , Conference Paper)
Modular Multilevel Converter (MMC) performance may be adversely affected by passive component tolerances, such as submodule capacitance and arm inductance variations. Depending on control strategies, the differences in ...