Dhivya Sampath Kumar
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View article: Unveiling the Dynamics of Residential Energy Consumption: A Quantitative Study of Demographic and Personality Influences in Singapore Using Machine Learning Approaches
Unveiling the Dynamics of Residential Energy Consumption: A Quantitative Study of Demographic and Personality Influences in Singapore Using Machine Learning Approaches Open
In the pursuit of instigating a progressive transition towards a more sustainable future, policy officials all over the world are fervently advocating the use of energy conservation techniques targeted at residential customers. Keeping thi…
View article: E-PIOLTS SYSTEM TO PREDICT HARD LANDING
E-PIOLTS SYSTEM TO PREDICT HARD LANDING Open
More than half of all commercial aircraft operation accidents could have been prevented by executing a go around. Making timely decision to execute a go-around manoeuvre can potentially reduce overall aviation industry accident rate. In th…
View article: An Adaptive Numerical Overcurrent Protection Scheme for Microgrids
An Adaptive Numerical Overcurrent Protection Scheme for Microgrids Open
The constant proliferation of distributed generators (DGs) in power networks alters the fault current paths and shortcircuit levels. This leaves the conventional protection schemes vulnerable to impacts such as sympathetic tripping, protec…
View article: The value of solar forecasts and the cost of their errors: A review
The value of solar forecasts and the cost of their errors: A review Open
View article: Power Grid Impacts of Electric Vehicle (EV) Integration
Power Grid Impacts of Electric Vehicle (EV) Integration Open
This chapter highlights the various grid impacts of EV integration as their penetration in the transport sector increases. In order to compete with ICE vehicles, various models of EVs have been released in the market with different battery…
View article: The implementation of Thread Network for a Smart Factory
The implementation of Thread Network for a Smart Factory Open
In an excessively busy factory, a shortage of manpower is more likely to happen due to the overload of orders which may lead to immoderate overtime for workers. This is a customary hindrance to a factory's higher production aims where the …
View article: Singapore’s Sustainable Energy Story: Low-carbon energy deployment strategies and challenges
Singapore’s Sustainable Energy Story: Low-carbon energy deployment strategies and challenges Open
Being a small, resource-constrained country, Singapore has been dependent on the import of energy products, such as coal, petroleum, natural gas, etc., since its independence. Specifically, it has relied on natural gas, which is the cleane…
View article: Robust Data-Driven Sparse Estimation of Distribution Factors Considering PMU Data Quality and Renewable Energy Uncertainty - Part II: Scalability and Applications
Robust Data-Driven Sparse Estimation of Distribution Factors Considering PMU Data Quality and Renewable Energy Uncertainty - Part II: Scalability and Applications Open
This two-part paper proposes a data-driven, robust, and scalable sparse estimation framework of distribution factors (DFs). Part I proposes a novel Adaptive M -Lasso estimator with theoretically guaranteed robustness. For solving this esti…
View article: Robust Data-Driven Sparse Estimation of Distribution Factors Considering PMU Data Quality and Renewable Energy Uncertainty - Part I: Theory
Robust Data-Driven Sparse Estimation of Distribution Factors Considering PMU Data Quality and Renewable Energy Uncertainty - Part I: Theory Open
Data-driven sparse estimation of distribution factors (DFs) facilitates online power flow sensitivity analysis for secure system operation. However, existing methods are vulnerable to time-varying non-Gaussian PMU measurement noise, bad da…
View article: Robust Data-driven Sparse Estimation of Power Flow Sensitivities for Smart Grid Monitoring and Operation
Robust Data-driven Sparse Estimation of Power Flow Sensitivities for Smart Grid Monitoring and Operation Open
Distribution factors (DFs) are sensitivities of active power line flows with respect to system control variables, which play a crucial role in smart grid monitoring and secure operation. This paper proposes a novel data-driven framework fo…
View article: Real-time and consistent sparse estimation of power system distribution factors using online adaptive elastic-net
Real-time and consistent sparse estimation of power system distribution factors using online adaptive elastic-net Open
View article: Effects of ‘invisible’ energy storage on power system operations
Effects of ‘invisible’ energy storage on power system operations Open
Together with rising renewable energy generation, energy storage installation is also growing, both at utility scale as well as behind the metre. Behind-the-metre energy storage systems (ESS) are netted out with load and is not dispatchabl…
View article: Author wise PID
Author wise PID Open
View article: Improvement of transient response in grid‐tied photovoltaic systems using virtual inertia
Improvement of transient response in grid‐tied photovoltaic systems using virtual inertia Open
Photovoltaic (PV) generation systems, unlike conventional generators, do not possess any inherent inertia. The problem is further amplified by the fact that they are non‐dispatchable and highly intermittent by nature. Furthermore, the rate…
View article: Impact analysis of large power networks with high share of renewables in transient conditions
Impact analysis of large power networks with high share of renewables in transient conditions Open
With the growth of distributed generators in the power grid, replacing the fossil‐fuel‐based conventional generation sources with renewable power resources, namely photovoltaics (PVs) or wind turbines, is inevitable. However, when rotating…
View article: Adaptive directional overcurrent relaying scheme for meshed distribution networks
Adaptive directional overcurrent relaying scheme for meshed distribution networks Open
Distribution networks are evolving into active meshed networks with bidirectional power flow as the penetration of distributed generation (DG) sources is increasing. This necessitates the use of directional relaying schemes in these emergi…