Results 221 to 230 of about 23,444,391 (268)

Error Bound Restriction of Linear Power Flow Model

IEEE Transactions on Power Systems, 2022
Linear power flow models are widely used in power system analysis. To control the maximum influence of linearization error on decision making, it is important to evaluate the worst-case linearization error (i.e., the error bound). This letter theoretically derives the error bound of linear power flow models based on the truncation error analysis of ...
Zhexin Fan, Zhifang Yang, Juan Yu
openaire   +3 more sources

A Combination of Linear Power Flow Models to Reduce Linearization Error

2020 IEEE 3rd International Conference of Safe Production and Informatization (IICSPI), 2020
The solution accuracy and efficiency of optimal power flow (OPF) calculation directly determine the economy and safety of power grid operation. The nonlinearity of power flow model leads the non-convex of the economic dispatch model. Linear power flow models are widely used in power systems. Based on general linear power flow model, we combine multiple
Jiarui Long   +5 more
openaire   +3 more sources

Linear power-flow models in multiphase distribution networks

2017 IEEE PES Innovative Smart Grid Technologies Conference Europe (ISGT-Europe), 2017
This paper considers multiphase unbalanced distribution systems and develops approximate AC power-flow models wherein voltages, line currents, and powers at the point of common coupling are linearly related to the nodal net power injections. The linearization approach is grounded on a fixed-point interpretation of the AC power-flow equations, and it is
Andrey Bernstein, Emiliano Dall'Anese
openaire   +4 more sources

A Linear Programming Model for Power Flow Control Problem Considering Controllable and Fluctuating Power Devices [PDF]

open access: yes2019 IEEE 8th Global Conference on Consumer Electronics (GCCE), 2019
The integration of renewable energy sources into grid, and ever growing power demand have increased the risks of stability and quality of power of the grid. The purpose of this paper is to present a new approach of formulating a power flow control problem using linear programming model which assigns power levels for controllable power devices and power
Saher Javaid, Mineo Kaneko, Yasuo Tan
openaire   +3 more sources

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