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Dynamic Performance of Pumping Mode of 250 MW Variable Speed Hydro-Generating Unit Subjected to Power and Control Circuit Faults
Doubly fed induction machine (DFIM) is increasingly being preferred in sites where there is large variation in water head (e.g., Tehri hydropower complex in India having water head variation from 130Expand
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Fault Tolerant Operation of Parallel-Connected 3L-Neutral-Point Clamped Back-to-Back Converters Serving to Large Hydro-Generating Units
TLDR
In recent years, doubly fed induction machine (DFIM) is increasingly being preferred in variable speed pumped storage power plants due to its merits like partial-rated excitation system (cost factor), unity power factor, real and reactive power controls. Expand
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Effective Utilization of Parallel Connected Megawatt Three-Level Back-to-Back Power Converters in Variable Speed Pumped Storage Units
TLDR
This paper proposes a methodology for effective utilization of parallel-connected back-to-back power converters for a 250 MW VSPSPU. Expand
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Control of Reactive Power for Stabilized Junction Temperature in Power Electronic Devices Serving to a 250-MW Asynchronous Hydrogenerating Unit
TLDR
In order to enable a variable-speed operation in existing synchronous-machine-based fixed-speed pumped-storage power plant (PSPP), full-scale power converters are required. Expand
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Sustainable operation of small hydropower schemes in changing climatic conditions
The main objective of constructing a Small Hydro Power Plant (SHPP) is to generate electric power while facilitating water supply to irrigation fields or drinking from a storage dam or run of riverExpand
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Development Trends and Future Prospects of Hydro-Turbine Control Systems
TLDR
This paper gives an overview of various models and different types of controllers (linear and non - linear) designed for hydraulic turbine control system. Expand
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Investigation on the performance of a 277.8 MVA synchronous air-cooled hydrogenerator through loss models
Synchronous generators (SGs) are widely used in power generating plants including hydropower as it is easy to control, supports large amount of reactive power, and offers higher energy efficiency inExpand
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Effective Utilization of Parallel-Connected Megawatt Three-Level Back-to-Back Power Converters in Variable Speed Pumped Storage Units
TLDR
A method for effective utilization of a parallel-connected BTB power converter for VSPSU of large capacity by performing the load-dependent activation /deactivation of converters. Expand
  • 1
Shared-Leg Fault Tolerant Operation of Multi-Channeled Power Converters Serving to Large Rated DFIM Unit
TLDR
This paper adopts shared-leg fault tolerant operation for a 5-channel three level neutral point clamped back-to-back power converters (3L- NPC) serving to a typical 250 MW doubly-fed induction machine (DFIM) unit. Expand
Fault Diagnosis and Tolerant Operation of Multi-Channel 3L-NPC Power Converter Fed Adjustable Speed Hydro-Generating Unit
TLDR
The aim of this paper is to design fault tolerant operation for multi-channel 3L-NPC back-to-back power converter system employed to adjustable speed hydro-generating unit. Expand