Zobrazeno 1 - 10
of 15
pro vyhledávání: '"R. James Ranjith Kumar"'
Autor:
R. James Ranjith Kumar, Biplab Sikdar
Publikováno v:
IEEE Transactions on Smart Grid. 12:4484-4493
This paper considers stealthy cyber-physical attacks in power systems where one or more lines and buses are disconnected by opening their respective switches/circuit breakers and to conceal such attacks, the SCADA and PMU measurements are manipulated
Publikováno v:
2017 IEEE PES Asia-Pacific Power and Energy Engineering Conference (APPEEC).
Incorporation of distributed generation (DG) units energized by renewable energy resources (especially wind and solar) at distribution level have generated a greater interest in the recent years. Power loss reduction and voltage profile improvement a
Autor:
Biplab Sikdar, R. James Ranjith Kumar
Publikováno v:
CNS
This paper proposes a simple non-iterative technique for detecting false data injection attacks on alternating current (AC) state estimators. The proposed method uses the nodal power injections and line power flows from the supervisory control and da
Autor:
R. James Ranjith Kumar, Amit Jain
Publikováno v:
2016 National Power Systems Conference (NPSC).
Asynchronous Generators are commonly used in wind based generating units as electrical power generated by them will be the same as the frequency of the grid irrespective of their shaft speed. In this paper, a new methodology for carrying out the load
Autor:
Amit Jain, R. James Ranjith Kumar
Publikováno v:
2016 3rd MEC International Conference on Big Data and Smart City (ICBDSC).
For small scale power generations using Hydro and Wind resources in distribution systems, Induction generators are mostly used because of its robustness and less cost. In this paper, a two-step power flow model for such Induction Generators has been
Publikováno v:
2015 IEEE Innovative Smart Grid Technologies - Asia (ISGT ASIA).
A fast decoupled state estimator (FDSE) based on current equations for the Energy Management System has been presented in this paper. The state estimator algorithm has been developed considering nodal power injections and line power flows as the prim
Autor:
R. James Ranjith Kumar, Amit Jain
Publikováno v:
2015 International Conference on Energy, Power and Environment: Towards Sustainable Growth (ICEPE).
One of the important application of load flow solution is computing the power loss and voltage regulation of the system. This paper studies the effect of distributed generations (DG) and voltage regulators (VR) on voltage profile and efficiency of a
Publikováno v:
2015 International Conference on Circuits, Power and Computing Technologies [ICCPCT-2015].
Network reconfiguration is the process of changing the status of sectionalizing switches and tie switches present in the network. In this paper optimal reconfiguration has been done for the radial distribution system having photovoltaic distributed g
Autor:
R. James Ranjith Kumar, Amit Jain
Publikováno v:
2015 IEEE International Conference on Signal Processing, Informatics, Communication and Energy Systems (SPICES).
The models for distributed generations which can be used in radial load flow program is proposed in this paper. In most cases, distributed generations like photovoltaic systems, fuel cells, low capacity wind turbines and diesel gensets etc. have thei
Autor:
R. James Ranjith Kumar, Amit Jain
Publikováno v:
2015 1st Conference on Power, Dielectric and Energy Management at NERIST (ICPDEN).
The increase in penetration of generations and addition of voltage regulators in the distribution side lead to various challenges in load flow calculations. The complexity increases because of incorporating these models in the existing distribution l