- Multiphase bidirectional flyback converter topology for hybrid electric vehicles

T Bhattacharya, VS Giri, K Mathew, L Umanand

IEEE Transactions on Industrial Electronics 56 (1), 78-84

- A multilevel inverter system for an induction motor with open-end windings

VT Somasekhar, K Gopakumar, MR Baiju, KK Mohapatra, L Umanand

IEEE transactions on industrial electronics 52 (3), 824-836

- A harmonic elimination and suppression scheme for an open-end winding induction motor drive

KK Mohapatra, K Gopakumar, VT Somasekhar, L Umanand

IEEE transactions on Industrial Electronics 50 (6), 1187-1198

- Estimation of global radiation using clearness index model for sizing photovoltaic system

R Kumar, L Umanand

Renewable Energy 30 (15), 2221-2233

- Five-level inverter voltage-space phasor generation for an open-end winding induction motor drive

MR Baiju, K Gopakumar, KK Mohapatra, VT Somasekhar, L Umanand

IEE Proceedings-Electric Power Applications 150 (5), 531-538

- Online estimation of stator resistance of an induction motor for speed control applications

L Umanand, SR Bhat

IEE Proceedings-Electric Power Applications 142 (2), 97-103

- Modelling of switching systems in bond graphs using the concept of switched power junctions

AC Umarikar, L Umanand

Journal of the Franklin Institute 342 (2), 131-147

- A multi level space phasor based PWM strategy for an open-end winding induction motor drive using two inverters with different DC link voltages

EG Shivakumar, VT Somasekhar, Krushna K Mohapatra, K Gopakumar, L Umanand, SK Sinha

Power Electronics and Drive Systems, 2001. Proceedings., 2001 4th IEEE International Conference

- Modeling and design of a solar thermal system for hybrid cooking application

UR Prasanna, L Umanand

Applied Energy 88 (5), 1740-1755

- A high resolution multilevel voltage space phasor generation for an open-end winding induction motor drive

MR Baiju, K Gopakumar, KK Mohapatra, VT Somasekhar, L Umanand

EPE Journal 13 (4), 29-37

- Improved flux estimation and stator-resistance adaptation scheme for sensorless control of induction motor

T Bhattacharya, L Umanand

IEE Proceedings-Electric Power Applications 153 (6), 911-920

- A multi axis space phasor based current hysteresis controller for PWM inverters

VM Mistry, SP Waikar, K Gopakumar, L Umanand, VT Ranganathan

Power Electronics and Drive Systems, 1997. Proceedings., 1997 International Conference

- Power factor improvement using DCM Cuk converter with coupled inductor

G Ranganathan, L Umanand

IEE Proceedings-Electric Power Applications 146 (2), 231-236

- A Space Vector Based PWM Method Using Only the Instantaneous Amplitudes of Reference Phase Voltages for Three Level Inverters

MR Baiju, K Gopakumar, VT Somasekhar, KK Mohapatra, L Umanand

EPE Journal 13 (2), 35-45

- Optimization and design of energy transport system for solar cooking application

UR Prasanna, L Umanand

Applied energy 88 (1), 242-251

- Negative sequence compensation within fundamental positive sequence reference frame for a stiff micro-grid generation in a wind power system using slip ring induction machine

T Bhattacharya, L Umanand

IET electric power applications 3 (6), 520-530

- Bond graph model of doubly fed three phase induction motor using the Axis Rotator element for frame transformation

BU Rai, L Umanand

Simulation Modelling Practice and Theory 16 (10), 1704-1712

- Integrated magnetics-based multisource quality ac power supply

S Roy, L Umanand

IEEE Transactions on Industrial Electronics 58 (4), 1350-1358

- Modelling of switched mode power converters using bond graph

AC Umarikar, L Umanand

IEE Proceedings-Electric Power Applications 152 (1), 51-60

- A novel modulation scheme for a six phase induction motor with open-end windings

KK Mohapatra, K Gopakumar, VT Somasekhar, L Umanand

IECON 02 [Industrial Electronics Society, IEEE 2002 28th Annual Conference

- Adaptation of the rotor time constant for variations in the rotor resistance of an induction motor

L Umanand, SR Bhat

Power Electronics Specialists Conference, PESC’94 Record., 25th Annual IEEE Conference

- Optimal and robust digital current controller synthesis for vector-controlled induction motor drive systems

L Umanand, SR Bhat

IEE Proceedings-Electric Power Applications 143 (2), 141-150

- Integrated magnetics based multi-port bidirectional DC-DC converter topology for discontinuous-mode operation

D Gunasekaran, L Umanand

IET Power Electronics 5 (7), 935-944

- Rotor position estimator for stator flux-oriented sensorless control of slip ring induction machine

T Bhattacharya, L Umanand

IET Electric Power Applications 3 (1), 67-76

- Solar powered high voltage energization for vehicular exhaust cleaning: A step towards possible retrofitting in vehicles

BS Rajanikanth, S Mohapatro, L Umanand

Fuel Processing Technology 90 (3), 343-352

- Bond graph toolbox for handling complex variable

B Umesh, RL Umanand

IET control theory & applications 3 (5), 551-560

- Multi axis space phasor based multi level current hysteresis controller for an open-end winding induction motor fed from dual inverters

MR Baiju, K Gopakumar, L Umanand, A Pittet

Proc. 29th European Conf. on Intelligent Motion (PCIM), Nurnberg, Germany

- Direct torque control of induction motor with extended Kalman filter

L Umanand, NJ Rao

Power Electronics and Motion Control Conference, 2000. Proceedings. IPEMC

- Switched junctions in bondgraph for modelling power electronic systems

L Umanand

Journal of the Indian Institute of Science 80 (4), 327

- Medium voltage drive for induction motors using multilevel octadecagonal voltage space vectors

K Mathew, K Gopakumar, J Mathew, NA Azeez, A Dey, L Umanand

IEEE Transactions on Power Electronics 28 (7), 3573-3580

- Multilevel dodecagonal space-vector generation for induction motor drives by cascading three-level and two-level inverters

K Mathew, J Mathew, NA Azeez, A Dey, L Umanand, K Gopakumar

IET Power Electronics 5 (8), 1324-1332

- Magnetic arm-switch-based three-phase series-shunt compensated quality AC power supply

S Roy, L Umanand

IET electric power applications 6 (2), 91-100

- Bond graph simulation and symbolic extraction toolbox in MATLAB/SIMULINK

AC Umarikar, T Mishra, L Umanand

J. Indian Inst. Sci 86, 45-68

- Non-disruptive and null-deflection mass flow measurement by a pressure compensation technique

UR Prasanna, L Umanand

Flow Measurement and Instrumentation 21 (1), 54-61

- Control technique for non-linear and unbalance compensation of an integrated magnetics-based three-phase series-shunt-compensated uninterruptible power supply

S Roy, L Umanand

IET Power Electronics 5 (1), 95-105

- Modeling of a pressure modulated desalination system using bond graph methodology

R Kumar, L Umanand

Applied Energy 86 (9), 1654-1666

- A PWM scheme for a 3-level inverter cascading two 2-level inverters

VT Somasekhar, K Gopakumar, MR Bauu, KK Mohapatra, L Umanand

Journal of Indian Insitute of Science 82 (1), 23-36

- A multi-winding transformer based power converter topology for a growing DC micro-grid structure

D Gunasekaran, L Umanand

2012 IEEE International Conference on Power Electronics, Drives and Energy Systems (PEDES)

- Generalised bond graph model of a rotating machine

UB Rai, L Umanand

International Journal of Power Electronics 1 (4), 397-413

- Macroscopic model of city traffic using bond graph modelling

UR Prasanna, M Srinivas, L Umanand

International Journal of Engineering Systems Modelling and Simulation

- An Investigation Into Even Harmonic Injection in Pole Voltages of a Single-Phase Inverter.

L Patnaik, G Narayanan, L Umanand

Indian Institute of Technology Roorkee.

- Micro stepping of shape memory alloy based poly phase motor

SV Sharma, MM Nayak, NS Dinesh, L Umanand

Industrial Technology, 2008. ICIT 2008. IEEE International Conference

- Shaft-Transducerless Rotor Field Orientation in an Induction Motor with Stator Resistance Adaptation

L Umanand, SR Bhat

**PROCEEDINGS OF THE INTERNATIONAL INTELLIGENT MOTION CONFERENCE**

- Multilevel Dodecagonal Voltage Space Vector Structure Generation for Open-End Winding IM Using a Single DC Source

M Boby, S Pramanick, RS Kaarthik, SA Rahul, K Gopakumar, L Umanand

IEEE Transactions on Industrial Electronics 63 (5), 2757-2765

- Low-pollution three-wheeler autorickshaw with power-assist series hybrid and novel variable DC-link voltage system

A Vezzini, H Sharan, L Umanand

Journal of the Indian Institute of Science 85 (2), 105

- Turbine emulator for development of variable speed microhydro power generation systems

R Joseph, L Umanand

Sustainable Energy Technologies (ICSET), 2012 IEEE Third International Conference

- Bond graph model of an induction machine with hysteresis nonlinearities

BU Rai, L Umanand

Nonlinear Analysis: Hybrid Systems 4 (3), 395-405

- Kinematics and dynamics of Jansen leg mechanism: A bond graph approach

L Patnaik, L Umanand

Simulation Modelling Practice and Theory 60, 160-169

- Nine level inverter for open end induction motor with eight switches per phase

A Kshirsagar, RS Kaarthik, L Umanand, K Gopakumar, K Rajashekara

Industrial Electronics Society, IECON 2015-41st Annual Conference of the IEEE

- A brushless wound rotor induction generator for variable speed microhydel plants without ballast load

R Joseph, L Umanand

IEEE Transactions on Sustainable Energy 6 (1), 20-2

- Analysis of the modulation process in advanced bus-clamping PWM techniques

VSSPK Hari, G Narayanan, R Joseph, L Umanand

Industrial Electronics Society, IECON 2013-39th Annual Conference of the IEEE

- Slip power optimisation in turbine-generator systems for variable speed distributed microhydel power generation

R Joseph, L Umanand

Global Humanitarian Technology Conference: South Asia Satellite (GHTC-SAS), 2013 IEEE

- Design of robust optimal PI controller for PMSM servo drives

MR LOURDE, L Umanand, NJ Rao

Journal of the Indian Institute of Science 77 (5), 469

- Modified current space vector based Powerline Communication method for distributed inverters interfaced smart grids

NR Srinivas, L Umanand

2012 IEEE International Conference on Power Electronics, Drives and Energy Systems (PEDES)

- Multilevel octadecagonal space vector generation for induction motor drives by cascading asymmetric three level inverters

K Mathew, K Gopakumar, J Mathew, NA Azeez, A Dey, L Umanand

IECON 2012-38th Annual Conference on IEEE Industrial Electronics Society

- Energy Optimization and Modeling of Hybrid Solar Cooking with Heat Mass Transfer Control using Bond Graph Technique

UR Prasanna, L Umanand

- Multi power port converter for hybrid electric vehicles using multi phase bidirectional fly-back topology

T Bhattacharya, S Giri, K Mathew, L Umanand

Industrial Technology, 2006. ICIT 2006. IEEE International Conference

- Modeling and simulation of a sensor less vector control of hybrid step motor

K Muthukumar, SK Sinha, K Gopakumar, L Umanand

Incremental Motion Control Systems and Devices Symposium, Berkley 2000

- A Simple Hysteretic Energy Harvesting Method for Nonneutral AC Switches in Load Automation

A Karthik, L Umanand

IEEE Transactions on Power Electronics 31 (7), 4906-4915

- Physical constraints, fundamental limits, and optimal locus of operating points for an inverted pendulum based actuated dynamic walker

L Patnaik, L Umanand

Bioinspiration & biomimetics 10 (6), 064001

- Active Power Decoupling with Reduced Converter Stress for Single-Phase Power Conversion and Interfacing

S Bhowmick, L Umanand

- Harmonic current injection based powerline communication method for grid connected single phase inverters in domestic microgrids

NR Srinivas, L Umanand

2013 IEEE Innovative Smart Grid Technologies-Asia (ISGT Asia)

- A new bidirectional topology for electric vehicles

R Gautham, P SUNDARESON, L Umanand

Journal of the Indian Institute of Science 80 (4), 319

- Hybrid Solar Cooking

UR Prasanna, L Umanand

- Dynamic pressure modulation for solar desalination system

R Kumar, L Umanand

Desalination 249 (1), 90-98

- Parallel Hybrids–A Retrofit Model

L Umanand

Power Electronic Systems

- Shaft sensorless vector controlled PMSM servo drive using reduced order speed observer

RM Lourde, L Umanand, NJ Rao

IETE Journal of Research 46 (1-2), 77-86

- Modeling of a Desalination System with Pressure Modulation using Bond Graph Approach

R Kumar, L Umanand

- Low Switch Count Nine Level Inverter Topology for Open End Induction Motor Drives

A Kshirsagar, RS Kaarthik, K Gopakumar, L Umanand, K Rajashekara

IEEE Transactions on Industrial Electronics

- Fifth and Seventh Order Harmonic Elimination with Multilevel Dodecagonal Voltage Space Vector Structure for IM Drive Using a Single DC Source for the Full Speed Range

K Gopakumar, M Boby, S Pramanick, S Kaarthik, L Umanand

IEEE

- IONS: A Quadruped Robot for Multi-terrain Applications

SP Agrawal, H Dagale, N Mohan, L Umanand

- IONS-A Quadruped Robot for Multi-terrain Applications

N Mohan, SP Agrawal, H Dagale, L Umanand

- Spatiotemporal Modeling of Wind Generation for Optimal Energy Storage Sizing…….. HV Haghi and S. Lotfifard 113 Comparative Study of Advanced Signal Processing Techniques for Islanding Detection in a Hybrid Distributed Generation System………………………………. SR Mohanty, N. Kishor, PK Ray, and JPS Catalao 122 Adaptive Droop Control Strategy for Load Sharing and Circulating Current Minimization in Low-Voltage Standalone DC Microgrid…………………………………… S. Augustine, MK Mishra, and N. Lakshminarasamma 132

J Stuyts, G Horn, W Vandermeulen, J Driesen, M Diehl, R Joseph, L Umanand