October 2020 Newsletter

Letter from the President  Thanks for joining us for this edition of the M4 Engineering quarterly newsletter.  In spite of the challenges imposed by the continuing global pandemic, we have…

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Aeroelastic Optimization of Wing Structure Using Curvilinear Spars and Ribs (SpaRibs) (2020)

Authors Joe Robinson, Steven Doyle, Grant Ogawa,  Myles Baker, Shuvodeep De, Mohamed Jrad, and Rakesh Kapania Abstract Conventional aircraft wing structures consist of skins over a network of substructures and…

Continue Reading Aeroelastic Optimization of Wing Structure Using Curvilinear Spars and Ribs (SpaRibs) (2020)

Qualifications of Margins and Mixed Uncertainties Using Evidence Theory and Stochastic Expansions (2015)

Authors Harsheel Shah, Serhat Hosder, Tyler Winter Abstract The objective of this paper is to implement Dempster–Shafer Theory of Evidence (DSTE) in the presence of mixed (aleatory and multiple sources…

Continue Reading Qualifications of Margins and Mixed Uncertainties Using Evidence Theory and Stochastic Expansions (2015)

Continuing the Development of a Physics-Based Weight (PBWeight) Prediction Tool for Conceptual Design: Build 2 (2017)

Authors Tyler Winter, Brent Scheneman, Donovan Fung, and Phillip Chung Introduction Many critical challenges currently exist for designing, developing, and analyzing physics-based conceptual aircraft design tools. One challenge of particular…

Continue Reading Continuing the Development of a Physics-Based Weight (PBWeight) Prediction Tool for Conceptual Design: Build 2 (2017)

Aeroelastic Optimization of Wing Structure Using Curvilinear Spars and Ribs (SpaRibs) and SpaRibMorph (2017)

Authors Steven Doyle, Joe Robinson, Vananh Ho, Grant Ogawa, and Myles Baker Introduction Conventional aircraft wing structures consist of skins over a network of substructure elements that are approximately straight…

Continue Reading Aeroelastic Optimization of Wing Structure Using Curvilinear Spars and Ribs (SpaRibs) and SpaRibMorph (2017)

Continuing the Development of a Physics-Based Weight (PBWeight) Prediction Tool for Conceptual Design: Build 1 (2017)

Authors Tyler Winter, Brent Scheneman, Jose Marquez, Jesse Sidhu Introduction Many critical challenges currently exist for designing, developing, and analyzing physics-based conceptual aircraft design tools. Often engineers struggle with determining…

Continue Reading Continuing the Development of a Physics-Based Weight (PBWeight) Prediction Tool for Conceptual Design: Build 1 (2017)