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Posted Wed May 01, 2002 @05:40PM
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Structural Research & Analysis Corp. (SRAC), developer of COSMOS/Works, the best selling design analysis program for SolidWorks users, today introduced COSMOS/FloWorks, a computational fluid dynamics software powered by NIKA's popular flow simulation technology.
The only fluid dynamics program that is fully embedded within the SolidWorks user environment, COSMOS/FloWorks provides design engineers with a fundamental analysis of the flow of gases and liquids, heat transfer, and other forces on immersed or surrounding solids. The same qualities that make SolidWorks the industry's leading mid-range CAD system for the design of engines, valves, hydraulics, piping, pumps, HVAC, and other complicated assemblies make COSMOS/FloWorks the perfect tool for analyzing them.
COSMOS/FloWorks ignores the traditional practice of handing off fluid analysis to specialists by translating problems into engineering analysis goals rather than numerical convergence criteria and solver parameters. Leaving the SolidWorks geometry as a solid model, COSMOS/FloWorks empowers engineers who are not analysis experts to succeed in today's design environment.
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Posted Wed May 01, 2002 @01:08PM
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Numeca has released FINE/Design3D, a software tool for the design and optimization of innovative, efficient 3D blade shapes. Multi-parameter user-defined objective functions are used to define design performance targets while meeting geometrical and mechanical constraints.
FINE/Design3D includes Autoblade and Design3D.
Autoblade is a versatile parametric blade modeler for accurate representation of all types of turbomachinery blades and channels.
Geometry definition is generic (Pressure/Suction side or Camberline/Thickness) and highly flexible (independent control of the tangential and meridional lean and sweep, multiple choices for the 3D blade stacking, multiple splitters, rounded or cut-off leading and trailing edges with tailored shapes…).
Design3D is a powerful and integrated optimisation process for turbomachinery applications. Through a comprehensive interface, customised to the turbomachinery design industry, an optimisation loop is performed that includes:
- A self-learning database that stores the parameters of the optimisation runs;
- An optimization step with gradient, simulated annealing and genetic algorithm methods.
Optimisation targets can be linked to local and global features of the flow field, while geometrical constraints can limit the solution domain.
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| Events: European CFD workshops in May
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Posted Tue April 30, 2002 @01:02PM
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The latest series of European CFD workshops hosted by CD adapco Group have been scheduled throughout May 2002.
The aim is to give industry professionals insights into CFD in specific application fields.
The workshops include presentations from industrial CFD users and members of the CD adapco Group consultancy team, software demonstrations and open forums for discussion of relevant topics.
The workshops for May are:
Multiphase Flows Workshop, 13th May 2002, Oslo, Norway
Chemical Workshop, 16th May 2002, Paris, France
Powertrain Applications Workshop, 17th May 2002, Gothenburg, Sweden
Chemical Process Workshop, 21st May 2002, Manchester, UK
Marine Workshop, 24th May 2002, Hamburg, Germany
Multiphase Flows Workshop, 31st May 2002, Helsinki, Finland
Interested parties should visit www.cd-adapco.com.
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| Application: CFD Leads to Successful Design of Gas-Fired Preheater
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Posted Mon April 29, 2002 @05:22PM
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by Serguei Nester, Principal Combustion Engineer, and
Joseph Rabovitser, Assistant Director
Gas Technology Institute
Des Plaines, Illinois
Computer simulation saved more than $100,000 dollars in the design of a new coal preheating technology for low NOx burners by making it possible to get the design right the first time. The Gas Technology Institute (GTI) is developing a NOx reduction process under a cooperative agreement with the Department of Energy to provide a cost effective, combustion-based alternative to selective catalytic reduction (SCR). Development targets include NOx reduction to below 0.15 pounds per million Btu, reduced CO2 emissions, and a 55% electricity cost reduction compared to SCR. The technology combines GTI’s Methane de-NOX reburn technology with a pulverized coal (PC) preheating approach developed for utility pulverized coal combustors by the All-Russian Thermal Engineering Institute (VTI). Many variations of the initial burner design were evaluated using computational fluid dynamics (CFD), making it possible for engineers to determine an optimized design concept. As a result, the initial prototype met the design objectives, eliminating the need to build and test additional prototypes at a cost that would have probably run into six figures each.
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