... optimisation stators Multistage radial compressors are widely used in the oil and gas industry for a large variety of applications. Recently, there has been a drive toward smaller radial compressors to satisfy the needs of capital sensitive customers. A reduction in overall compressor size is not only...

... computational fluid dynamics design engineering Navier-Stokes equations optimisation plastic flow transonic flow turbines Shape design optimization in aerodynamics is an approach to obtain the geometric shape following the given criteria of aerodynamic performance with both geometric...

... analysis. The results are compared with experimental data reported in the literature obtaining acceptable approximation. 02 09 2008 22 02 2010 28 09 2010 28 09 2010 computational fluid dynamics finite element analysis gas turbines heat transfer optimisation thermomechanical...

... Y = A X – 1 1 + ξ 0.8 η ¯ C 1 – – 28 08 2008 04 06 2010 07 09 2010 07 09 2010 coolants cooling gas turbines optimisation plates (structures) Demands for increased power output from gas turbine engines...

... minus the 2D loss. This loss breakdown is compared with the result for the “rest” loss ζ rest in correlation 10 ( 40 ) in Fig. 7 . aerospace components aerospace engines design engineering Mach number optimisation turbines The weight and cost of a low pressure turbine...

... optimisation turbomachinery With the advance in computational fluid dynamics (CFD) and computing power, modern turbomachinery aerodynamic design relies almost completely on CFD to develop three dimensional blade sections ( 1 ). There are many different approaches that are used to explore three...

..., with a small initial deceleration followed by a large acceleration and then a small deceleration. aerospace engines compressors flow separation geometry optimisation pipe flow 01 09 2008 17 12 2008 17 09 2009 A area C p static pressure...

... 08 2007 10 11 2008 aerodynamics blades design engineering gas turbines optimisation stochastic processes transonic flow In order to meet increasing technical demands on small gas turbine engines, we investigate the use of low-aspect-ratio (AR) blades for which the influence...

... optimisation splines (mathematics) subsonic flow transonic flow turbines 07 11 2006 15 03 2007 12 02 2008 2008 American Society of Mechanical Engineers ...

... 2002 01 May 2003 27 09 2006 transonic flow optimisation computational fluid dynamics CAD turbines compressors Bonaiuti and Pediroda 12 performed a constrained optimization of a radial centrifugal compressor, analyzing the influence on impeller peak efficiency...

... outputs (estimated through the RNN model itself). Thus, the program allows estimation of the outputs for the desired time horizon. 26 05 2006 31 05 2006 backpropagation compressors recurrent neural nets mechanical engineering computing optimisation The interest shown...

... December 2002 01 March 2003 05 05 2005 computational fluid dynamics Navier-Stokes equations aerodynamics channel flow flow simulation optimisation turbines Improving aircraft engine component efficiencies beyond the high level already achieved by aerodynamic...

... December 2002; final revision March 2003. Paper No. 2003-GT-38310. Review Chair: H. R. Simmons. 16 June 2003 01 December 2002 01 March 2003 26 03 2004 optimisation aerospace engines transonic flow gradient methods Navier-Stokes equations rotors stators turbines...

..., and are consistent with the mass-averaged compressor speedline characteristics generated from the CFD results. 01 10 2003 01 03 2004 13 06 2004 17 06 2004 blades compressors computational fluid dynamics impellers flow instability viscosity optimisation aerodynamics design...

.... finite element analysis optimisation pattern formation 2003 ASME ...

... 04 March 2002 27 08 2003 gas turbines optimisation vibrations modelling engines Mistuning Blade Vibration Maximum Amplitude Optimization Mode Shape The blades of any given disk do not exhibit geometrical and/or material properties that are perfectly identical...

... 2003 aerodynamics optimisation nozzles The main directions to follow in order to increase gas turbine performance are based on the possibility of achieving higher turbine inlet temperature and reducing profile losses, shock losses, trailing edge losses and cooling losses. This requires...

.... Review Chair: E. Benvenuti. 03 June 2002 04 March 2002 23 01 2003 gas turbines rotational flow vibrations sensors optimisation strain gauges Sensor Placement Strain Measurement Blade Vibration Optimization Strain Gage Measuring vibrations of turbomachine...

... is a key factor to ensuring reliable operation and optimal usage. gas turbines aircraft aerodynamics optimisation time series combustion modelling 03 June 2002 11 November 2001 07 11 2002 Contributed by the International Gas Turbine Institute and presented...

... 3–6, 2002. Manuscript received by the IGTI, October 30, 2001. Paper No. 2002-GT-30306. Review Chair: E. Benvenuti. 03 June 2002 30 October 2001 07 11 2002 gas turbines strain gauges optimisation rotational flow vibration control genetic algorithms finite element...