Sheng Zheng
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View article: DC current controller for continuously variable series reactor
DC current controller for continuously variable series reactor Open
A direct current controller includes a rectifier configured to convert alternating current input into a direct current output. A converter electrically coupled to the rectifier generates a converted direct current voltage that regulates a …
View article: Investigations on the Interfering Factor of Single Synthetic Jet Actuator on Improving the Efficiency of Wing Control Surface
Investigations on the Interfering Factor of Single Synthetic Jet Actuator on Improving the Efficiency of Wing Control Surface Open
After the deflection of the wing control surface, flow separation is easily generated at the trailing edge of the wing, which will reduce the lift coefficient and the control surface efficiency. The rudder of the wing is aileron. If the li…
View article: Exploring the relationship between the built environment and block vitality based on multi-source big data: an analysis in Shenzhen, China
Exploring the relationship between the built environment and block vitality based on multi-source big data: an analysis in Shenzhen, China Open
Improving the vitality of cities has long been considered an important goal of planning. However, people’s understanding of how complex and diverse built environment factors affect urban vitality is still limited. In recent years, the emer…
View article: Multiple Intersection Groups Division Method for Urban Road Network Considering Traffic Correlation Characteristics
Multiple Intersection Groups Division Method for Urban Road Network Considering Traffic Correlation Characteristics Open
View article: DC Circuit Breakers: A Technology Development Status Survey
DC Circuit Breakers: A Technology Development Status Survey Open
DC circuit breakers (DCCBs) play a significant role in obtaining the reliability and stability of DC power systems. Selective and fast isolating of faults minimizes the power supply outages to end electricity users and protects the power c…
View article: Dynamic coordinated control strategy of autonomous vehicles during emergency braking under split friction conditions
Dynamic coordinated control strategy of autonomous vehicles during emergency braking under split friction conditions Open
In case of emergency braking in danger, autonomous vehicle usually uses electronic stability control system to maintain the dynamic stability of the vehicle, and by adjusting the steering system, the vehicle can realize autonomous driving.…
View article: A 4 kV/120 A SiC Solid-State DC Circuit Breaker Powered By a Load-Independent IPT System
A 4 kV/120 A SiC Solid-State DC Circuit Breaker Powered By a Load-Independent IPT System Open
This article introduces a 4 kV/120 A solid-state dc circuit breaker (DCCB) based on discrete SiC mosfets. The DCCB is designed in a five-layer tower structure. Each layer consists of a circular main conduction branch and an attached gate d…
View article: DC-Saturated Continuously Variable Series Reactors (CVSRs) for Power Flow Control in Power Transmission Systems
DC-Saturated Continuously Variable Series Reactors (CVSRs) for Power Flow Control in Power Transmission Systems Open
This paper proposes a novel continuously variable series reactor (CVSR) based on a dc current controller (DCC) to manage power flow in transmission systems. There are three major contributions. First, the three-dimensional electromagnetic …
View article: Investigation of Dynamic Temperature-Sensitive Electrical Parameters for Medium-Voltage Low-Current Silicon Carbide and Silicon Devices
Investigation of Dynamic Temperature-Sensitive Electrical Parameters for Medium-Voltage Low-Current Silicon Carbide and Silicon Devices Open
This paper presents five dynamic temperature-sensitive electrical parameters (TSEPs) for the medium-voltage silicon carbide (SiC) and silicon (Si) devices. The theoretical temperature dependence of these parameters is analyzed. A test plat…
View article: Protection and temperature-dependent switching characterization of latest generation 10 kV SiC MOSFETs
Protection and temperature-dependent switching characterization of latest generation 10 kV SiC MOSFETs Open
View article: A Novel Model of Thyristor in Reverse Recovery Process for Current Interruption Test of HVDC Circuit Breakers
A Novel Model of Thyristor in Reverse Recovery Process for Current Interruption Test of HVDC Circuit Breakers Open
The high voltage thyristor is widely used in high voltage DC (HVDC) grids due to its large current capability. Recently, the high voltage thyristor is implemented to produce a high current in the HVDC circuit breaker (CB) testing process. …
View article: A Flexible and Secure Evaluation Platform for Overvoltage Protection in Power Electronics Systems
A Flexible and Secure Evaluation Platform for Overvoltage Protection in Power Electronics Systems Open
This paper summarizes the fault mechanisms specifically for the overvoltage protection schemes in power electronic converters and the resulted power electronics enabled systems. A flexible and secure evaluation platform for overvoltage pro…
View article: Agent-Based Framework for Supporting Behind the Meter Transactive Power Electronic Systems
Agent-Based Framework for Supporting Behind the Meter Transactive Power Electronic Systems Open
In this paper, the concept of a framework based on an agent-based interface for power stages in a power electronic system is presented. The presented concept or agent system is able to consider any number of different types of sources, typ…
View article: Aircraft Ground Braking Assistant Control Based on Pilot Control Model
Aircraft Ground Braking Assistant Control Based on Pilot Control Model Open
Aircraft ground braking control is a complex time-varying dynamic problem, especially when there are unexpected disturbances from lateral wind or visual error. Therefore, under some extreme conditions, it is hard for the pilot to control a…
View article: Residential (Secondary-Use) Energy Storage System with Modular Software and Hardware Power Electronic Interfaces
Residential (Secondary-Use) Energy Storage System with Modular Software and Hardware Power Electronic Interfaces Open
Secondary-use energy storage systems (ESS) are a potential low-cost energy storage system for the electric grid. These systems propose a low-cost solution to the challenge, what to do with electric vehicle batteries once EV end-of-life has…
View article: Flexible Intelligent Real-time dc-ac grid Emulator (FIRE): Power Electronic Hardware-in-the-Loop (PE-HIL) Amplifier
Flexible Intelligent Real-time dc-ac grid Emulator (FIRE): Power Electronic Hardware-in-the-Loop (PE-HIL) Amplifier Open
Grid modernization efforts are leading to increased penetration of power electronics in the existing alternating current (ac) bulk power systems (BPS). Some examples of power electronics based applications that are being developed in BPS i…
View article: Design, Analyses and Validation of Sliding Mode Control for a DAB DC-DC Converter
Design, Analyses and Validation of Sliding Mode Control for a DAB DC-DC Converter Open
In this paper, a comprehensive voltage control loop design for a dual active bridge (DAB)DC-DC converter is proposed using the sliding mode control (SMC), where the coefficients are formed to ensure both small signal and large signal stabi…
View article: A Multi-Agent System Concept for Rapid Energy Storage Development
A Multi-Agent System Concept for Rapid Energy Storage Development Open
Many energy storage systems that use technologies such as batteries are composed of power electronics conditioning systems and battery management systems. These are often produced by multiple manufacturers and require hardware and software…
View article: SiC MOSFET Based Modular Universal Power Electronics Regulator
SiC MOSFET Based Modular Universal Power Electronics Regulator Open
A modular and scalable SiC MOSFET based universal power electronics regulator (UPER) allows coordinated integration of energy resources and loads, elimination of extra power conversion stages, and allowance of more sources or loads added w…
View article: Development of a Converter-Based Transmission Line Emulator With Three-Phase Short-Circuit Fault Emulation Capability
Development of a Converter-Based Transmission Line Emulator With Three-Phase Short-Circuit Fault Emulation Capability Open
A transmission line emulator has been developed to flexibly represent interconnected ac lines under normal operating conditions in a voltage source converter (VSC)-based power system emulation platform. As the most serious short-circuit fa…
View article: Three-phase short-circuit fault implementation in converter based transmission line emulator
Three-phase short-circuit fault implementation in converter based transmission line emulator Open
A hardware test-bed (HTB) has been developed to realize power system emulation by mimicking the system components with universal three-phase voltage source converters (VSCs). The VSC-based transmission line emulator has also been successfu…
View article: Temperature-Dependent Characterization, Modeling, and Switching Speed-Limitation Analysis of Third-Generation 10-kV SiC MOSFET
Temperature-Dependent Characterization, Modeling, and Switching Speed-Limitation Analysis of Third-Generation 10-kV SiC MOSFET Open
The temperature-dependent characteristics of the third-generation 10-kV/20-A SiC MOSFET including the static characteristics and switching performance are carried out in this paper. The steady-state characteristics, including saturation cu…