additive manufacturing – Search Results

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W1300_UW_RassainFeraboli

… of new test specimens for dynamic crushing and subfloor assembly to Year IV Shift focus to simulation: small specimens as well as full-scale subassembly Focus on completing detailed evaluation of MAT 54 in LSDYNA and associated publications Initiate study of same structures using MAT 58 in LS-DYNA Summarize results in journal publications and…

https://www.wichita.edu/industry_and_defense/NIAR/Documents/W1300_UW_RassainFeraboli.pdf

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2021_UCSD.JAMS_DamTolGuidelines

…Stage – – Hole Diameters (inch) – [0.0469 0.0625 0.0925 0.125 0.25 0.50 1.00] Constant Specimen Width to Diameter Ratio W/D = 4 Future Work • Planned Experimentation – – – – – • Baseline UGW measurement (pristine/undamaged panel) Drill holes Damaged state UGW through holes Cut into OHT specimens with W/D = 4 Test to failure Extended to Impact Damage –…

https://www.wichita.edu/industry_and_defense/NIAR/Documents/jams-presentations-2021/2021_UCSD.JAMS_DamTolGuidelines.pdf

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Development-of-Higher-Level-Building-Block-Seneviratne

…• • • • Lack of reliable test methodology to capture effects of defects, design features & processes • Aftermath of manufacturing irregularities (poorly dried core, weak adhesive, failed bond) • E.g.: In-service Failure of Main Rotor Blades (MRB) Strength degradation leading to sudden catastrophic failures Fatigue tests w/t embedded artificial cracks…

https://www.wichita.edu/industry_and_defense/NIAR/Documents/jams-presentations-2021/Development-of-Higher-Level-Building-Block-Seneviratne.pdf

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Evaluation-of-Parameters-used-in-Progressive-Damage-Models

…conclusion no final testing was performed. Standard Mean Value Deviation Total Toughness &! 𝐺!"#$% 1.2 X 0.39 X - - Total Toughness Mode I Toughness &' 𝐺!"#$% 𝐺(&' 15.3 X 3.4 X 6.0 X 1.7 X - - Mode II Toughness 𝐺((&' 11.9 X 2.1 X - - Phase Angle y 62.1° 4.2° - - * Boeing-material values given as a multiple of the currently-used…

https://www.wichita.edu/industry_and_defense/NIAR/Documents/jams-presentations-2021/Evaluation-of-Parameters-used-in-Progressive-Damage-Models.pdf

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Meeting-The-Needs-of-the-Aerospace-huberty

…High-Pressure RTM and Compression RTM Resin Infusion and its variants Sheet Molding Compound (SMC) Curing and Crystallization Geometrical Distortions induced by the manufacturing process Advanced Composites Institute 5 6 Modeling an RTM process: Flow Darcy’s Law 𝐾𝐾 𝑉𝑉 = − ∇𝑃𝑃 𝜇𝜇 𝑉𝑉 = Darcy’s velocity K = permeability tensor 𝜇𝜇 = viscosity of resin…

https://www.wichita.edu/industry_and_defense/NIAR/Documents/Meeting-The-Needs-of-the-Aerospace-huberty.pdf

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CAM-RP-2015-039-Rev-NC-TenCate-BT250E-6-AS4C-PW-MPDR-10.24.2017

…(PCD), fiber specification, fiber PCD, and other raw material specifications and PCDs which impose essential quality controls on the raw materials and raw material manufacturing equipment and processes. Aircraft companies and certifying agencies should assume that the material property data published in this report is not applicable when the material is …

https://www.wichita.edu/industry_and_defense/NIAR/Research/tencate-bt250e-6/CAM-RP-2015-039-Rev-NC-TenCate-BT250E-6-AS4C-PW-MPDR-10.24.2017.pdf

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afr_21

…automation, reverse engineering, and augmented and virtual reality prototyping simulators in one space. Bonds were issued in July and construction has begun on Woolsey Hall which will house the W. Frank Barton School of Business. Overall, the financial position of the University remains strong. 12 WICHITA STATE UNIVERSITY MANAGEMENT’S DISCUSSION & ANALYSIS…

https://www.wichita.edu/_archive/services/controller/Accounting/_documents/afr_21.pdf

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TenCate-BT250E-6-S2-Unitape-284-gsm-33-RC-Qualification-Material-Property-Data-Report

…specification, fiber PCD, and other raw material specifications and PCDs which impose essential quality controls on the raw materials and raw material manufacturing equipment and processes. Aircraft companies and certifying agencies should assume that the material property data published in this report is not applicable when the material is not procured…

https://www.wichita.edu/industry_and_defense/NIAR/Research/tencate-bt250e-6/TenCate-BT250E-6-S2-Unitape-284-gsm-33-RC-Qualification-Material-Property-Data-Report.pdf

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2024_UCSD.JAMS_DamTolGuidelines

…Pristine Fiber breakage Damage Type Fiber breakage Matrix crack Fiber breakage Matrix crack Delamination Delamination Pristine Pristine Fiber breakage Fiber breakage Matrix crack Matrix crack Delamination Delamination Pristine Pristine Fiber breakage Fiber breakage Matrix crack Matrix crack Delamination Delamination Layup Thickness (mm)…

https://www.wichita.edu/industry_and_defense/NIAR/Documents/2024_UCSD.JAMS_DamTolGuidelines.pdf

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Effect_of_Surface_Contamination_on_Composite_Bond_Integrity_and_Durability-McDaniel

…in failure modes. 22 Manufacturing Procedure Fabrication of laminates Secondary cure @350F Cure cycle @350F Variation of ASTM D5528 Bonding of laminates Surface characterization, testing, g and data analysis 23 Specimen Design Max Stress (psi) 4500 Avg. Life (Cycles) 1.58 1 58 x 104 4000 5.28 x 104 3500 4.75 x 105 3000 2.67 x 106 2200 …

https://www.wichita.edu/industry_and_defense/NIAR/Documents/Effect_of_Surface_Contamination_on_Composite_Bond_Integrity_and_Durability-McDaniel.pdf

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Nanomechanical-Property-Characterization-of-Adhesive-Bondlines-olander

… in microconstituents Adhesive Adhesive Interface (outermost layer) Scrim, tougheners, second phases, additives Adhesive Cure Bond Adherend Interface (outermost layer) Adherend Interface of each layer are distinct Adhesive Apply Temp & Press Adhesive/Adherend Interphase Adherend Adherend Contact between interfaces RROI #23-176607-ETT ritaj2@uw.edu…

https://www.wichita.edu/industry_and_defense/NIAR/Documents/Nanomechanical-Property-Characterization-of-Adhesive-Bondlines-olander.pdf

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DFSCA_Annual_Notice_2-19

…facilitates, or constitutes excessive and/or rapid alcohol consumption including, but not limited to, keg stands, alcohol luges, beer bongs, and drinking games. 7. Manufacturing and/or Producing Alcohol Engaging in the manufacture or production of any alcoholic beverage including, but not limited to, cereal malt beverage (beer), wine, moonshine, and…

https://www.wichita.edu/about/clery/_documents/DFSCA_Annual_Notice_2-19.pdf

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Test_Method_Development_for_Environmental_Durability_of_Bonded_Joints-Adams

…for assessing adhesive bond durability • Standard includes a good description of test specimen • Additional guidance needed in specimen manufacturing • More detail required in test procedure • Lacking sufficient guidance regarding conditions and requirements that constitute an acceptable metal bonded joint 4 REVISION OF WEDGE TEST METHOD:…

https://www.wichita.edu/industry_and_defense/NIAR/Documents/Test_Method_Development_for_Environmental_Durability_of_Bonded_Joints-Adams.pdf

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T650-3k-PW-2

…should assume that the material property data published in this report is not applicable when the material is not procured to NMS 323/3. NMS 323/3 is a free, publicly available, nonproprietary aerospace industry material specification. The data in this report is intended for general distribution to the public, either freely or at a price that does not…

https://www.wichita.edu/industry_and_defense/NIAR/Research/cytec-5215/T650-3k-PW-2.pdf

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T650-6k-5HS-2

…should assume that the material property data published in this report is not applicable when the material is not procured to NMS 323/2. NMS 323/2 is a free, publicly available, nonproprietary aerospace industry material specification. The data in this report is intended for general distribution to the public, either freely or at a price that does not…

https://www.wichita.edu/industry_and_defense/NIAR/Research/cytec-5215/T650-6k-5HS-2.pdf

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AS4-PW-2

…(PCD), fiber specification, fiber PCD, and other raw material specifications and PCDs which impose essential quality controls on the raw materials and raw material manufacturing equipment and processes. Aircraft companies and certifying agencies should assume that the material property data published in this report is not applicable when the material …

https://www.wichita.edu/industry_and_defense/NIAR/Research/hexcel-8552/AS4-PW-2.pdf

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AS4-Unitape-2

…(PCD), fiber specification, fiber PCD, and other raw material specifications and PCDs which impose essential quality controls on the raw materials and raw material manufacturing equipment and processes. Aircraft companies and certifying agencies should assume that the material property data published in this report is not applicable when the material…

https://www.wichita.edu/industry_and_defense/NIAR/Research/hexcel-8552/AS4-Unitape-2.pdf

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T40-800-Unitape-2

…property data published in this report is not applicable when the material is not procured to NMS 323/1. NMS 323/1 is a free, publicly available, nonproprietary aerospace industry material specification. The data in this report is intended for general distribution to the public, either freely or at a price that does not exceed the cost of…

https://www.wichita.edu/industry_and_defense/NIAR/Research/cytec-5215/T40-800-Unitape-2.pdf

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AA_FAAR-CV_Aug24plus

…Control Of Robotic Systems In Webots Using Control Barrier Functions." (August 15, 2024 - July 15, 2025). Advised: Aaditya Acharya Master's Thesis Committee Member, "Smart Manufacturing Analytics: Root Cause Analysis and Predictive Decision-Making in Aerospace Quality Control." (August 15, 2024 - May 15, 2025). Advised: Siddharth Alagiri Master's Thesis …

https://www.wichita.edu/academics/engineering/ECE/research/CAPPLab/_documents/PDF/AA_FAAR-CV_Aug24plus.pdf

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AMTAS_SAMPE2024JAMS

…• Investigate effect of potential changes in microconstituents Adhesive Scrim, tougheners, second phases, additives Adhesive Interface (outermost layer) Adhesive Cure Bond Adherend Interface (outermost layer) Adhesive Adhesive/Adherend Interphase Apply Temp & Press Adherend Adherend Adherend Contact between interfaces Interface of each layer …

https://www.wichita.edu/industry_and_defense/NIAR/Documents/AMTAS_SAMPE2024JAMS.pdf