... analysis infrared imaging jets turbines Modern gas turbine engines use strong cooling in key components of the turbine to prevent failure under the extreme operating conditions they face. Many cooling schemes are employed in the high pressure stage(s) of the turbine: In general, the airfoil...

... of the effectiveness. 09 11 2010 03 12 2010 21 07 2011 21 07 2011 boundary layers coolants cooling engines flow infrared imaging Film cooling is state-of-the-art technology in cooling hot gas components of modern gas turbines, e.g., vanes and blades of the first turbine stages...

... gas turbine power system. blades flow simulation gas turbines infrared imaging multiphase flow syngas 28 06 2010 01 07 2010 24 05 2011 24 05 2011 2012 American Society of Mechanical Engineers ...

... data at discrete locations on the blade tip. 29 06 2010 28 07 2010 26 04 2011 26 04 2011 computational fluid dynamics engines heat transfer infrared imaging Mach number Aerodynamic loss for the typical tip designs has been extensively studied for both rotating...

... years. blades cooling engines gas turbines heat transfer infrared imaging 29 06 2010 01 07 2010 20 04 2011 20 04 2011 2011 American Society of Mechanical Engineers ...

...) experiment ( W / m 2 ) blades computational fluid dynamics heat transfer infrared imaging Mach number shock waves supersonic flow transonic flow turbines The tip flow of an unshrouded blade in a high-pressure (HP) turbine can lead to very high levels of heat load...

... 2011 28 02 2011 blades design engineering film flow flow measurement heat transfer infrared imaging turbines velocimeters Film cooling of gas turbine stator and rotor airfoil surfaces has played a major role in preserving the structural integrity of these hot-section...

... 2009 30 09 2009 27 10 2010 27 10 2010 aerospace engines blades gas turbines heat transfer infrared imaging regression analysis It is widely accepted that the future of aircraft gas turbine engines lies in an increase in turbine entry temperatures (TET) for an increase...

... 2009 20 07 2009 21 10 2010 21 10 2010 coal cooling gas turbines infrared imaging liquid phase deposition wind tunnels The increasing demand for clean energy in a world with decreasing natural gas resources has focused recent attention on developing power generation...

...) are associated with these test pieces. The cooling performance tests were conducted by using these test pieces for several Reynolds numbers of the mainstream hot gas [ 2.2 × 10 5 – 3.4 × 10 5 ] and cooling airflow [ 3 × 10 3 – 1 × 10 4 ] . Infrared images of the heated surfaces of the test pieces were captured...

... convection cooling gas turbines infrared imaging 2008 American Society of Mechanical Engineers ...

... cooling adiabatic effectiveness vane coolants cooling turbines blades infrared imaging heat conduction turbulence jets internal combustion engines 12 07 2006 14 07 2006 When the narrow trench was compared to the baseline axial holes, the narrow trench performed better...

... Around Diffusion Shaped Holes ,” ASME Paper No. 99-GT-34. 27 10 2004 28 04 2005 gas turbines orifices (mechanical) cooling temperature measurement thermocouples infrared imaging In state-of-the-art gas turbine cooling schemes film cooling is a well-accepted and widely...

... Review Chair: A. J. Strazisar. 13 June 2004 01 October 2003 01 March 2004 29 12 2004 heat transfer infrared imaging temperature distribution jets turbines “Film cooling is the introduction of secondary fluid (coolant) at one or more discrete locations along...

... include cooling of electronic components. First presented at the 2001 International Mechanical Engineering Congress and Exposition of the ASME. Paper No. 2-14-1-1. heat transfer jets rough surfaces boundary layers infrared imaging temperature measurement 12 12 2003 31 08...

... nondestructive testing cooling temperature measurement infrared imaging transients convection rotational flow The increasing efficiency and performance of gas turbine engines relies on the combination of many disciplines, including aerodynamics, combustion, cooling technology, rotor dynamics...

... by the International Gas Turbine Institute February 2000. Paper No. 2000-GT-239. Review Chair: D. Ballal. 08 May 2000 01 February 2000 gas turbines cooling film flow turbulence scaling phenomena density infrared imaging The most common method for cooling turbine vanes and blades...

... received by the International Gas Turbine Institute February 1999. Paper No. 99-GT-164. Review Chair: D. C. Wisler. 07 June 1999 01 February 1999 gas turbines heat transfer cooling swirling flow infrared imaging flow visualisation Improving the efficiencies of gas turbine...

... transfer for compound angle holes using an Inframetrics infrared imaging system. In a related work, Schmidt et al. 7 investigated adiabatic effectiveness of compound angle holes using cryogenically cooled cooling air to produce a free stream-to-coolant temperature ratio of 1.6. No mention was made...