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Roughness Effects on Flow and Heat Transfer for Additively Manufactured Channels
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Recent technological advances in the field of additive manufacturing (AM), particularly with direct metal laser sintering (DMLS), have increased the potential for building gas turbine components with AM. Using the DMLS for ...
Scaling Roughness Effects on Pressure Loss and Heat Transfer of Additively Manufactured Channels
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Additive manufacturing (AM) with metal powder has made possible the fabrication of gas turbine components with small and complex flow paths that cannot be achieved with any other manufacturing technology presently available. ...
Build Direction Effects on Additively Manufactured Channels
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: With the advance of direct metal laser sintering (DMLS), also generically referred to as additive manufacturing (AM), novel geometric features of internal channels for gas turbine cooling can be achieved beyond those ...
Build Direction Effects on Microchannel Tolerance and Surface Roughness
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: With the advance of additive manufacturing (AM) processes, complex designs can be created with engineering metals. One specific advantage of this greater design space is the ability to create small internal channels and ...
Effects of Coolant Feed Direction on Additively Manufactured Film Cooling Holes
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Gas turbine components subjected to high temperatures can benefit from improved designs enabled by metal additive manufacturing (AM) with nickel alloys. Previous studies have shown that the impact on fluid flow and heat ...
Effectiveness Measurements of Additively Manufactured Film Cooling Holes
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: As additive manufacturing (AM) technologies utilizing metal powders continue to mature, the usage of AM parts in gas turbine engines will increase. Current metal AM technologies produce parts with substantial surface ...
Erratum: “Scaling Roughness Effects on Pressure Loss and Heat Transfer of Additively Manufactured Channels” [J. Turbomach. 139(2), p. 021003DOI: 10.1115/1.4034555]
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: There is an error in the original paper in the description of the applicability range for Eq. (9) that could misguide the reader. The valid range of Eq. (9) is Ra/Dh >