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Finding Computationally Inexpensive Methods to Model the Flow Past Heavy Vehicles and the Design of Active Flow Control Systems for Drag Reduction
Finding Computationally Inexpensive Methods Model Flow Past Heavy Vehicles Active Flow Control Systems Drag Reduction
2015/7/6
This paper explores the use of computational tools to analyze the aerodynamic e ects that Coanda jets have on the drag, stability and maneuverability of heavy vehicles. To facilitate the analysis and ...
Power flow control with Distributed Flexible AC Transmission System (D-FACTS) devices
Climate change energy crisis the financial crisis electric power the power industry power grid internal efficiency
2014/12/31
Climate change, energy crisis and financial crisis are some of the issues that affect the transformation of power and the power industry. [13] Distributed FACTS or D-FACTS devices are being used today...
Fluid flow control with transformation media
Coordinate transformations, Brinkman-Stokes flow,porous media,
2011/9/1
We introduce a new concept for the manipulation of uid ow around three-dimensional bodies.Inspired by transformation optics, the concept is based on a mathematical idea of coordinate trans-formations,...
基于变频变压器的异步联网和潮流控制（VFT Based Asynchronous Grid Interconnection and Power Flow Control）
变频变压器 异步联网 潮流控制
2010/8/17
分析了变频变压器（variable frequency transformer，VFT）异步联网和控制潮流的基本原理，建立了VFT稳态运行时的数学模型，设计了VFT的转子转速控制器和传输功率控制器。然后，利用PSCAD/EMTDC软件，进行了VFT在传输功率跃变和短路故障下的仿真实验。仿真结果表明，VFT能够平稳地连接两个频率不同的异步电网，准确地控制电网间传输的潮流，并能够减轻一侧电网故障对另一...
Numerical modeling of steel flow in the six-strand tundish with different flow control devices
steel tundish impact pad device
2009/10/23
Numerical modelling have been extensively used to study the fluid flow phenomena taking place in continuous casting tundish. The paper presents the results of steel flow researches done on tundishs wi...
COMPUTATIONAL STUDY OF SMOKE FLOW CONTROL IN GARAGE FIRES AND OPTIMISATION OF THE VENTILATION SYSTEM
ventilation system computational fluid dynamics smoke extraction
2009/10/14
With the aim of evaluating capabilities of a ventilation system to control the spread of smoke in the emergency operating mode, thereby providing conditions for safe evacuation of people from a fire-s...
Empirical Reduced-Order Modeling for Boundary Feedback Flow Control
Empirical Reduced-Order Modeling BoundaryFeedback Flow Control
2009/9/7
This paper deals with the practical and theoretical implications of model reduction for aerodynamic flow-based control problems. Various aspects of model reduction are discussed that apply to partial ...
Deploying Access and Flow Control in Distributed Workflows
WFMS OrBAC DTE Petri Nets Security Policy
2014/3/11
Workflows are operational business processes. Workflow Management Systems (WFMS) are concerned with the control and coordination of these workflows. In recent years, there has been a trend to integrat...