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Implications of Stahl's theorems to holomorphic embedding part II: Numerical convergence

期刊: CSEE JOURNAL OF POWER AND ENERGY SYSTEMS, 2021; 7 (4)

What has become known as Stahl's Theorem in power-engineering circles has been used to justify a convergence guarantee of the Holomorphic Embedding Me......

Fault Location in Distribution System Using Convolutional Neural Network Based on Domain Transformation

期刊: CSEE JOURNAL OF POWER AND ENERGY SYSTEMS, 2021; 7 (3)

Distribution lines are integral parts of the modern power system, which can affect the security and stability of power supply directly. An effective p......

Review and outlook of HVDC grids as backbone of transmission system

期刊: CSEE JOURNAL OF POWER AND ENERGY SYSTEMS, 2021; 7 (4)

HVDC technology has undergone many major developments in the past decades, resulting in higher power ratings, increased efficiency, and the availabili......

Fault-section Identification for Hybrid Distribution Lines Based on Principal Component Analysis

期刊: CSEE JOURNAL OF POWER AND ENERGY SYSTEMS, 2021; 7 (3)

In this paper, we present a single-ended principal-component-analysis-(PCA-) based fault-section identification method for a hybrid distribution line ......

Distributed Energy Management of Integrated Electricity-thermal Systems for High-speed Railway Traction Grids and Stations

期刊: CSEE JOURNAL OF POWER AND ENERGY SYSTEMS, 2021; 7 (3)

This paper proposes an integrated electricity-thermal energy management system (EMS) for high-speed railways. First, an operational model is built for......

Stability Control Method for Hybrid AC-DC Transmission Systems Considering Cross-region Multi-energy Coordination

期刊: CSEE JOURNAL OF POWER AND ENERGY SYSTEMS, 2021; 7 (4)

China has built the largest hybrid AC-DC power systems with the highest voltage levels in the world. How to effectively guarantee the stable operation......

A smart charging algorithm based on a fast charging station without energy storage system

期刊: CSEE JOURNAL OF POWER AND ENERGY SYSTEMS, 2021; 7 (4)

With the growing popularity of electric vehicles (EV), there is an urgent demand to solve the stress placed on grids caused by the irregular and frequ......

Excitation current and vibration characteristics of DC biased transformer

期刊: CSEE JOURNAL OF POWER AND ENERGY SYSTEMS, 2021; 7 (3)

In practical engineering, DC disturbance will lead to excitation saturation and vibration intensification on transformer core, as well as affecting th......

Transient Current Estimation of MMC-HVDC Systems Under a Grid-converter Phase Difference

期刊: CSEE JOURNAL OF POWER AND ENERGY SYSTEMS, 2021; 7 (4)

When a modular multilevel converter based high voltage direct current (MMC-HVDC) system operates under grid faults, there will be a phase difference b......

Distributed Stochastic Security Constrained Unit Commitment for Coordinated Operation of Transmission and Distribution System

期刊: CSEE JOURNAL OF POWER AND ENERGY SYSTEMS, 2021; 7 (4)

With the high penetration of renewable energies in modern power systems, deterministic coordination algorithms are facing two major problems: one is d......

Application of modified progressive hedging for stochastic unit commitment in electricity-gas coupled systems

期刊: CSEE JOURNAL OF POWER AND ENERGY SYSTEMS, 2021; 7 (4)

The increasing number of gas-fired units has significantly intensified the coupling between electric and gas power networks. Traditionally, nonlineari......

Implications of Stahl's theorems to holomorphic embedding part I: Theoretical convergence

期刊: CSEE JOURNAL OF POWER AND ENERGY SYSTEMS, 2021; 7 (4)

What is known as Stahl's Theorem in power engineering circles is used to justify a convergence guarantee of the Holomorphic Embedding Method (HEM) as ......

Detection and Classification of Transmission Line Transient Faults Based on Graph Convolutional Neural Network

期刊: CSEE JOURNAL OF POWER AND ENERGY SYSTEMS, 2021; 7 (3)

We present a novel transient fault detection and classification approach in power transmission lines based on graph convolutional neural network. Comp......

Multi-objective Optimal Dispatch for Integrated Energy Systems Based on a Device Value Tag

期刊: CSEE JOURNAL OF POWER AND ENERGY SYSTEMS, 2021; 7 (3)

Due to the variety of devices and operating scenarios in an integrated energy system (IES), the optimal dispatch of an IES is usually complicated. An ......

Graph Computing Based Security Constrained Unit Commitment in Hydro-thermal Power Systems Incorporating Pumped Hydro Storage

期刊: CSEE JOURNAL OF POWER AND ENERGY SYSTEMS, 2021; 7 (3)

This paper proposes a graph computing based mixed integer programming (MIP) framework for solving the security constrained unit commitment (SCUC) prob......

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