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Showing 1 to 17 of 17 for “"Distributed Power System"”.
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Small-signal analysis and design of a distributed power system
A small-signal analysis of a two-stage distributed power system is performed. Although the distributed power system is composed of conventional PWM converters, the analysis methods can be extended to systems using other converter topologies. The analysis focuses on two important features of a …
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Topology investigation of front end DC/DC converter for distributed power system
… fast advance in VLSI technology, smaller, more powerful digital system is available. It requires power supply with higher power density, lower profile and higher efficiency. PWM topologies have been widely used for this application. Unfortunately, hold up time requirement put huge penalties on …
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Design guidelines for inverter fed motor drives in distributed power system applications
A distributed power system (DPS) is made up of several subsystems. For example, a two-stage distributed power system is made of a source subsystem consisting of line conditioners and a load subsystem consisting of loads. Motor drives used as a load subsystem form an important type of load in …
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Investigation of High-density Integrated Solution for AC/DC Conversion of a Distributed Power System
With the development of information technology, power management for telecom and computer applications become a large market for power supply industries. To meet the performance and reliability requirement, distributed power system (DPS) is widely adopted for telecom and computer systems, because …
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New Techniques in the Design of Distributed Power Systems
Power conversion system design issues are expanding their role in information technology equipment design philosophies. These issues include not only improving power conversion efficiency, but also increased concerns regarding the cost and complexity of the power conversion design techniques …
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Stability of distributed power supply systems
A comprehensive stability analysis of a distributed power system (DPS) is performed. The possible performance degradation and stability problems caused by the loading effect of cascaded converters are analyzed. The effect of impedance overlap on the system and individual subsystems is examined. By …
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Modeling, Control and Stability Analysis of a PEBB Based DC Distribution Power System
Power Electronic Building Block (PEBB) concept is to provide generic building blocks for power conversion, regulation and distribution with control intelligence and autonomy. A comprehensive modeling and analysis of a PEBB based DC distributed power system (DPS), comprising of a front end power …
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Small-Scale Microgrid Energy Market Based on PILT-DAO
<p>With the installed capacities of Distributed Generations (DGs) dramatically increasing in power systems from Distributed Energy Resources (DERs) such as hydropower, wind, solar, geothermal and biomass, the operation methods of DERs tradings or transactions become more and more complicated. …
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Distributed Control, Optimization, and State Estimation for Renewable Power System
<p>The traditional power systems are usually centralized systems, in which the control, operation and monitoring are performed by the centralized control center, e.g., SCADA. However, with the development of renewable energy, power systems are getting more and more distributed. So, it becomes …
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Digital Control for Power Factor Correction
… and improvement of a digital controller for a power factor correction (PFC) converter. The development of the telecommunications industry and the Internet demands reliable, cost-effective and intelligent power. Nowadays, the telecommunication power systems have output current of up to several …
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Design and Implementation of High Efficiency, High Power Density Front-End Converter for High Voltage Capacitor Charger
Pulse power system is widely used for medical, industrial and military applications. The operational principle of the pulse power system is that the energy from the input source is stored in the capacitor bank or superconducting inductive device through a dc-dc converter. Then, when a discharging …
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Nonlinear system identification and control using a neural network approach
… multi-layer perceptrons (MLPs) for a complex system are presented. The quasi-linear system to be controlled is both unstable and nonlinear. The complete nonlinear feedback control system is designed without a priori information of the plant dynamics, using only measured input/output data. The …
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Implementation of a 100kW Soft-Switched DC Bus Regulator Based on Power Electronics Building Block Concept
Power electronics building blocks (PEBBs) are standardized building blocks used to integrate power electronics systems. The PEBB approach can achieve low cost, high redundancy, high reliability, high flexibility and easy maintenance for large-scale power electronics systems. This thesis presents …
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Equivalent Circuit Model of High Frequency PWM and Resonant Converters
Distributed power system (DPS) is widely adopted in Power supplies for the telecom, computer and network applications. Constant on-time current mode control and V2 control are widely used as point-of-load (POL) converters and voltage regulators (VR) in DPS systems. Series resonant converters (SRC) …
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Electric vehicles in Smart Grids: Performance considerations
Distributed power system is the basic architecture of current power systems and demands close cooperation among the generation, transmission and distribution systems. Excessive greenhouse gas emissions over the last decade have driven a move to a more sustainable energy system. This has involved …
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Modeling, Analysis, and Design of Distributed Power Electronics System Based on Building Block Concept
The basic Power Electronics Building Block (PEBB) configurations are identified and conceptual PEBB modules are constructed and tested. Using the INCA (Inductance Calculator) parasitic extraction and the Saber circuit simulation software, the microscopic relationships between the parasitics of the …
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Stability Analysis of Three-Phase AC Power Systems Based on Measured D-Q Frame Impedances
Small-signal stability is of great concern for distributed power systems with a large number of regulated power converters. These converters are constant-power loads (CPLs) exhibit a negative incremental input resistance within the output voltage regulation bandwidth. In the case of dc systems, …