Dylan Dah‐Chuan Lu
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View article: Statistical filtering-based least square method for short-circuit capacity identification of traction power supply system
Statistical filtering-based least square method for short-circuit capacity identification of traction power supply system Open
The short-circuit capacity (SCC) of electrified railways extends beyond power supply and voltage stability, encompassing traffic organization, relay protection, and fault diagnosis. However, due to the dual fluctuations of source and loads…
View article: Risk analysis and development measures for green recycling of vehicle power battery
Risk analysis and development measures for green recycling of vehicle power battery Open
Developing the green circular industry for power batteries must extend the entire battery industry chain and increase added value. When automotive power batteries leave vehicles and enter the “retirement phase,” they still have about 70% o…
View article: Design and Implementation of an Efficient Dual‐Input Single‐Output High‐Gain DC‐DC Converter for Enhanced Solar Power Integration
Design and Implementation of an Efficient Dual‐Input Single‐Output High‐Gain DC‐DC Converter for Enhanced Solar Power Integration Open
Traditional DC‐DC converter topologies often encounter challenges such as low voltage gain, discontinuous input current, and the absence of a common ground (CG) between source and load terminals. Moreover, many of these topologies struggle…
View article: A data-driven power consumption estimation algorithm of catenary for electrified railway
A data-driven power consumption estimation algorithm of catenary for electrified railway Open
Power consumption for electrified railway not only reflects the power supply capacity, energy supply efficiency and energy saving level, but also indicates potential defects and risks. However, due to the complexity of the traction network…
View article: Review of Advanced Control Strategies for Isolated DC–DC Converters in DC Microgrids
Review of Advanced Control Strategies for Isolated DC–DC Converters in DC Microgrids Open
Direct current (DC) microgrids have emerged as a promising solution for achieving resilient, efficient, and sustainable power distribution across diverse applications. Advanced control strategies are crucial to ensure reliable operation, e…
View article: High power low cross-talk single inductor dual output DC-DC converter for power management in PLL IC
High power low cross-talk single inductor dual output DC-DC converter for power management in PLL IC Open
A single inductor dual output DC-DC converter operating in CCM mode is proposed in this paper. Due to the more accuracy and complete small-signal model in Simulink and the dedicatedly designed compensation parameters, the circuit can broad…
View article: Comparative Energy and Economic Analysis of Dish Stirling Engine and National Grid Electricity for Residential Building in Mafraq, Jordan
Comparative Energy and Economic Analysis of Dish Stirling Engine and National Grid Electricity for Residential Building in Mafraq, Jordan Open
The primary purpose of this research is to determine the most economical approach to installing a solar dish Stirling engine (SDSE) system on a building for residential purposes in Mafraq while taking into account the local weather, usual …
View article: Optimized Interleaved Ultra-High Gain DC-DC Power Converter With Low Ripple Input Current and Voltage Stress for Fuel Cell Systems
Optimized Interleaved Ultra-High Gain DC-DC Power Converter With Low Ripple Input Current and Voltage Stress for Fuel Cell Systems Open
This paper presents an ultra-high voltage gain power converter designed to address the challenges posed by the inherently low output voltage and high output current of fuel cell systems. The proposed converter features a two-stage integrat…
View article: Two-Switch Ultrahigh Step-Up DC–DC Converterer With Low Input Current Ripple and Low Switch Voltage Stress
Two-Switch Ultrahigh Step-Up DC–DC Converterer With Low Input Current Ripple and Low Switch Voltage Stress Open
Existing high step-up DC-DC converters suffer from various issues, including limited voltage gain, high voltage stress on semiconductors, and high current ripple. To solve these issues, a step-up converter with ultrahigh gain (40x at 50% d…
View article: A 5-Level HERIC Active-Clamped Inverter With Full Reactive Power Capability for Grid-Connected Applications
A 5-Level HERIC Active-Clamped Inverter With Full Reactive Power Capability for Grid-Connected Applications Open
Distributed generation systems integrated into the modern electrical grid demand novel circuit architectures that can combine high efficiency and high power density together. The transformerless highly efficient and reliable inverter conce…
View article: A Single-Stage Switched-Boost Grid-Connected Five-Level Converter With Integrated Active Power Decoupling Under Polluted Grid Voltage Condition
A Single-Stage Switched-Boost Grid-Connected Five-Level Converter With Integrated Active Power Decoupling Under Polluted Grid Voltage Condition Open
Grid-connected inverters with a multilevel output voltage and an integrated dynamic voltage boosting feature are promising to achieve higher overall efficiency/power density, reduced output filter size, and better power quality. However, t…
View article: HERIC-Clamped and PN-NPC Inverters With Five-Level Output Voltage and Reduced Grid-Interfaced Filter Size
HERIC-Clamped and PN-NPC Inverters With Five-Level Output Voltage and Reduced Grid-Interfaced Filter Size Open
Transformerless grid-connected inverters with highly efficient and reliable inverter concept (HERIC) and positive-negative neutral point-clamped (PN-NPC) circuit configurations exhibit excellent performance in terms of overall efficiency, …
View article: Review on the Microgrid Concept, Structures, Components, Communication Systems, and Control Methods
Review on the Microgrid Concept, Structures, Components, Communication Systems, and Control Methods Open
This paper provides a comprehensive overview of the microgrid (MG) concept, including its definitions, challenges, advantages, components, structures, communication systems, and control methods, focusing on low-bandwidth (LB), wireless (WL…
View article: Accurate somatic variant detection using weakly supervised deep learning
Accurate somatic variant detection using weakly supervised deep learning Open
Identification of somatic mutations in tumor samples is commonly based on statistical methods in combination with heuristic filters. Here we develop VarNet, an end-to-end deep learning approach for identification of somatic variants from a…
View article: Circuit-Based Rainflow Counting Algorithm in Application of Power Device Lifetime Estimation
Circuit-Based Rainflow Counting Algorithm in Application of Power Device Lifetime Estimation Open
The software-assisted reliability assessment of power electronic converters is increasingly important due to its multi-domain nature and extensive parametric calculations. The rainflow counting algorithm is gaining popularity for its low r…
View article: Computer simulation model of multi-input multi-output converter using single-phase matrix converter
Computer simulation model of multi-input multi-output converter using single-phase matrix converter Open
This paper presents a multi-input, multi-output power converter system using a single-phase matrix converter (SPMC) circuit topology. In particular, this technology is of vital importance in floating production such as offshore oil and gas…
View article: Synthesis and Analysis of Three-Port DC/DC Converters with Two Bidirectional Ports Based on Power Flow Graph Technique
Synthesis and Analysis of Three-Port DC/DC Converters with Two Bidirectional Ports Based on Power Flow Graph Technique Open
This paper presents a systematic topological study to derive all possible basic and non-isolated three-port converters (TPCs) using power flow diagrams. Unlike most reported TPCs with one bidirectional port, this paper considers up to two …
View article: Simple and Fast Dynamic Photovoltaic Emulator based on a Physical Equivalent PV‐cell Model
Simple and Fast Dynamic Photovoltaic Emulator based on a Physical Equivalent PV‐cell Model Open
Photovoltaic emulators are a specific type of power electronics system to mimic the behaviour of a photovoltaic (PV) panel or array and facilitate the testing of energy systems. Existing solutions usually require sophisticated hardware des…
View article: Community Detection in Weighted Multilayer Networks with Ambient Noise
Community Detection in Weighted Multilayer Networks with Ambient Noise Open
We introduce a novel model for multilayer weighted networks that accounts for global noise in addition to local signals. The model is similar to a multilayer stochastic blockmodel (SBM), but the key difference is that between-block interac…
View article: Accurate Online Battery Impedance Measurement Method with Low Output Voltage Ripples on Power Converters
Accurate Online Battery Impedance Measurement Method with Low Output Voltage Ripples on Power Converters Open
The conventional online battery impedance measurement method works by perturbing the duty cycle of the DC-DC power converter and measuring the response of the battery voltage and current. This periodical duty cycle perturbation will contin…
View article: A Method of Seamless Transitions Between Different Operating Modes for Three-Port DC-DC Converters
A Method of Seamless Transitions Between Different Operating Modes for Three-Port DC-DC Converters Open
This paper presents the design of three-port converters (TPCs) for smooth transitions (i.e., fast settling time, and no obvious overshoot/undershoot) of 7 distinctive operating modes, depending on sources and loads scheduling. Two viable c…
View article: Efficiency Improvement Scheme for PV Emulator Based on a Physical Equivalent PV-Cell Model
Efficiency Improvement Scheme for PV Emulator Based on a Physical Equivalent PV-Cell Model Open
Recently, a photovoltaic (PV) emulator is proposed which is based on a combination of a constant current source and a one-diode photovoltaic model. Its superior dynamic performance is compatible with that of a real PV system. Although it i…
View article: Four-Quadrant Operations of Bidirectional Chargers for Electric Vehicles in Smart Car Parks: G2V, V2G, and V4G
Four-Quadrant Operations of Bidirectional Chargers for Electric Vehicles in Smart Car Parks: G2V, V2G, and V4G Open
This paper presents the four-quadrant operation modes of bidirectional chargers for electric vehicles (EVs) framed in smart car parks. A cascaded model predictive control (MPC) scheme for the bidirectional two-stage off-board chargers is p…
View article: A MOSFET SPICE Model With Integrated Electro-Thermal Averaged Modeling, Aging, and Lifetime Estimation
A MOSFET SPICE Model With Integrated Electro-Thermal Averaged Modeling, Aging, and Lifetime Estimation Open
Lifetime estimation of power semiconductor devices have been widely investigated to improve the reliability and reduce the cost of maintenance of power converters. However in most reported work, the aging effect is not considered in the li…
View article: Low-Complexity Dual-Vector-Based Predictive Control of Three-Phase PWM Rectifiers Without Duty-Cycle Optimization
Low-Complexity Dual-Vector-Based Predictive Control of Three-Phase PWM Rectifiers Without Duty-Cycle Optimization Open
The conventional model-predictive-based direct power control (MPDPC) of the three-phase full-bridge AC/DC converters chooses the best single voltage vector for the following control period, which results in variable switching frequency and…
View article: Realisation of RPS from electrical home appliances in a smart home energy management system
Realisation of RPS from electrical home appliances in a smart home energy management system Open
With the increasing integration of photovoltaic power generation in the low‐voltage distribution network, the grid voltage regulation becomes critical, which demands support from different resources. This study presents the feasibility stu…
View article: Dual‐loop control of transfer delay based PLL for fast dynamics in single‐phase AC power systems
Dual‐loop control of transfer delay based PLL for fast dynamics in single‐phase AC power systems Open
Phase‐locked loop (PLL) is commonly utilised for AC power systems to detect phase and frequency. With the increasing use of small‐scale distributed power generation, the technique becomes widely available for grid interconnection of renewa…
View article: Multi-Variable Thermal Modeling of Power Devices Considering Mutual Coupling
Multi-Variable Thermal Modeling of Power Devices Considering Mutual Coupling Open
In relation to power converter design, power density is increasing while the form factor is decreasing. This trend generally reduces the rate of the cooling process, which increases the mutual thermal coupling among the surrounding power c…