Bhim Singh

Bhim Singh
Indian Institute of Technology Delhi | IIT Delhi · Department of Electrical Engineering

PhD

About

2,088
Publications
314,739
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34,666
Citations
Additional affiliations
August 2016 - June 2018
Indian Institute of Technology Delhi
Position
  • Chair

Publications

Publications (2,088)
Article
Full-text available
The solar photovoltaic (PV)-based microgrid is one of the most ideal renewable energy resources. This paper presents a utility grid intertie multi-PV-inverter-based microgrid (MG) control for the solar rooftop application. The main and ancillary voltage source converters (VSCs) DC links are assimilated with PV arrays of independent maximum power po...
Article
Full-text available
The main objective of this work is to develop an efficient reactive power compensated control technique for a fast-charging scheme for electric vehicle(s) (i.e., level-3 charging). The developed charging technique has the four-quadrant power flow operation with the simultaneous assurance of the compensated reactive power control. The developed char...
Article
Full-text available
This paper presents a new Scott-ternary solar multilevel converter (ST-MLC) based solar photovoltaic system for medium voltage applications. This system employs a single solar photovoltaic (PV) array as an input source and two voltage source converters (VSCs) to feed a three-phase grid. Solar power is fed from a two-phase to a three-phase medium vo...
Article
Full-text available
This paper presents a new control approach with an optimal third harmonic injection-based nearest level modulation (OTHI-NLM) technique for a large-scale solar photovoltaic (SPV) system. This system uses a single-source multilevel converter to feed solar power into the grid. The merits of the optimal third harmonic injection (OTHI) and nearest leve...
Article
Full-text available
Abstract This work deals with a single‐phase grid‐fed fan type variable speed load profile system operated by a mechanical sensorless induction motor (IM) drive. A power factor corrected (PFC) boost converter is utilised for the development of the system. A full speed range of a fan with enhanced power quality during normal and abnormal grid voltag...
Article
Full-text available
Abstract The fluctuating outputs from renewable energy sources (RESs) and variable load power demand deteriorate the current quality, thus an improved generalised integrator with a frequency‐locked loop (IGI‐FLL) control strategy is used, which is not only easy but simple to attain a quick and precise fundamental extraction. IGI‐FLL control method...
Article
This paper presents a flux-intensifying spoke permanent magnet synchronous motor (FIS-PMSM) based on peripheral and internal barriers that exhibits enhanced maximum torque, lower torque ripple and higher permanent magnet (PM) operating flux density. The flux-intensifying effect is realized by using internal barriers while the maximum torque is incr...
Patent
Full-text available
title: Photovoltaic System to Track the Maximum Power Point for Maximum Power Extraction and Method Thereof Inventors: Dr. Nishant Kumar, Prof. Bhim Singh, Prof. Bijaya Ketan Panigrahi, and Dr. Ikhlaq Hussain.
Article
Full-text available
Recently, multilevel converters (MLCs) have given promising solutions for medium power and high-power renewable energy systems. However, voltage level enhancement leads to a higher device count, especially for three-phase configurations. A megawatt-scale three-phase twenty-seven-level converter with a Scott-connected arrangement is used for medium...
Article
Full-text available
This paper presents a new low-frequency modulation scheme for the power quality improvement of a T-type multilevel inverter (T-MLI) based solar photovoltaic (SPV) system. The T-type converter is employed for DC-AC conversion, generating five voltage levels with six switches per phase. The new modulation scheme is generated with two different functi...
Article
The operation of a wind energy conversion system (WECS) based on a doubly fed induction generator (DFIG) is found to be extremely sensitive to unbalanced grid voltages. In this context, this paper presents an enhanced control strategy for a DFIG operating under unbalanced grid voltages, using a mixed generalized integrator (MGI). The MGI is a hybri...
Article
Solar photovoltaic (SPV) based microgrid systems have established themselves as the novel clean and green solution to climate change. Thus, research is oriented towards a viable and universal solution to renewable energy (RE) based power generation. Though much progress is made in this frontier, there are still specific problems in the conventional...
Article
This paper presents multi-mode features of a single-phase photovoltaic (PV) system controlled through combined improved proportionate -normalized least mean square with modified filtered-X (CIPNLMS-MFX) technique. This system waves off from using the battery storage and successfully operated in standalone mode to achieve the load demand even under...
Article
This paper presents the dual-mode control to improve the power quality (PQ) of three-phase four-wire grid interfaced photovoltaic (PV) battery system in a single-stage configuration, where the current control is used at normal circumstances for the grid-interactive mode and for the grid interruption, the system operation is through the voltage cont...
Conference Paper
Full-text available
This paper introduces a new cascaded converter configuration suitable for large-scale solar power integration in a three-phase grid. The unique way to connect the voltage source converters in a cascaded manner from their output AC end is presented. This connection provides five-level in-phase voltage and nine-level in line voltage to have a multile...
Article
The wiener variable step size with variance smoothening (WVSSV) technique is presented for the utiltiy supportive solar photovoltaic (PV) system. This system performs the function of power factor correction, compensation of non-active component, and reduction of total harmonics distortion from the utility grid. The DC-AC converter is used in betwee...
Article
Full-text available
Abstract This study presents a mode adaptive multifunctional control strategy that avoids the collapse of the microgrid due to the subsequent failure of the generation units and faulty grid. Its control allows the distributed generation‐based AC microgrid consisting of a PV panel, wind generation unit and battery energy storage to operate seamlessl...
Article
This paper presents a sliding model-based predictive torque control (SM-PTC) of an induction motor for the electric vehicle (EV) application. In this work, a battery-operated bidirectional converter fed induction machine-driven power train system is considered. In the conventional predictive torque control (C-PTC), only the machine model is used fo...
Article
In this work, a high-power factor AC-DC conversion system based on bridgeless isolated positive output Luo converter is demonstrated for LEVs (Light Electric Vehicles) charging. Unlike conventional bridgeless Luo converters, the presented topology ensures positive voltage polarity at its output and incorporates a minimum component count over the un...
Article
In this paper, a resilient ESOGI-FLL-WIF (Enhanced Second Order Generalized Integrator with Frequency Locked Loop and Inner Loop Filter) control algorithm is implemented to enhance the power quality and to regulate the voltage/frequency of a microgrid. This control has a simple structure, fast convergence, and excellent dynamic and steady-state res...
Article
In this paper, a 13-level asymmetric configured cascaded H-bridge (CHB) inverter is used with a 54-pulse AC-DC converter to feed a medium voltage indication motor (IM). A thorough analysis is caried out to design an isolated multi-winding transformer (MWT) based 54-pulse converter. Accordingly, the main aim of this converter is to extract the power...
Article
Multi-objective model predictive control (Mo-MPC), owing to its simplicity and adaptability to comply with diverse constraints, has gained popularity in the control of direct matrix converters (DMCs). However, the MPC strategy makes the converter operate at an uncontrolled and variable switching frequency, which may inhibit high power density appli...
Article
This paper deals with a cooperative control of multiple distributed generation (DG) systems with power quality (PQ) enhancing capabilities. This control algorithm is realized using an adaptive harmonic signals extraction method based on variable weight mixed norm least mean fourth (LMF)-least mean square (LMS) adaptive detection method. This adapti...
Article
An air conditioner load has a major role in power consumption from utility grid in tropical countries. Most of the air conditioning systems are migrated to variable speed drive technology that optimizes the power utilization. Renewable energy sources like photovoltaics (PV) and energy storage system (ESS) like batteries produce DC power. In this pa...
Article
Full-text available
Abstract An efficient power sharing between the solar PV array and the utility is the core aim of this work. A mechanical sensorless direct torque controlled (DTC) induction motor (IM) is implemented for the water pumping application. The PV array is operated at maximum power point (MPP), ensuring full utilization. Therefore, the integrated system...
Article
Unbalanced grid voltages, appearing at stator terminals of a doubly fed induction generator (DFIG) based wind energy conversion system (WECS) deteriorate its performance, by instigating unwanted oscillations and distortions in output grid power and rotor currents, respectively, as well as by introducing unbalanced currents in the stator and the gri...