AIAA SCITECH 2022 Forum最新文献

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Forced Oscillation Flow Solutions of Jet Trainer Aircraft 喷气教练机强迫振荡流动解
AIAA SCITECH 2022 Forum Pub Date : 2022-01-03 DOI: 10.2514/6.2022-2590
Ali O. Yuksel, Alper Yildirim, Mert Cangul
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引用次数: 0
Development of a Self-Aligned Compact Focusing Schlieren System for NASA Test Facilities NASA测试设备自对准紧凑型聚焦纹影系统的研制
AIAA SCITECH 2022 Forum Pub Date : 2022-01-03 DOI: 10.2514/6.2022-0560
B. Bathel, Joshua M. Weisberger
{"title":"Development of a Self-Aligned Compact Focusing Schlieren System for NASA Test Facilities","authors":"B. Bathel, Joshua M. Weisberger","doi":"10.2514/6.2022-0560","DOIUrl":"https://doi.org/10.2514/6.2022-0560","url":null,"abstract":"","PeriodicalId":192386,"journal":{"name":"AIAA SCITECH 2022 Forum","volume":"36 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-01-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115273467","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Integrated Precision Landing Performance Results for a Human-Scale Mars Landing System 人类尺度火星着陆系统的综合精确着陆性能结果
AIAA SCITECH 2022 Forum Pub Date : 2022-01-03 DOI: 10.2514/6.2022-0607
R. Lugo, A. Dwyer-Cianciolo, S. Dutta, R. Williams, Alejandro R. Pensado, Po-Ting Chen
{"title":"Integrated Precision Landing Performance Results for a Human-Scale Mars Landing System","authors":"R. Lugo, A. Dwyer-Cianciolo, S. Dutta, R. Williams, Alejandro R. Pensado, Po-Ting Chen","doi":"10.2514/6.2022-0607","DOIUrl":"https://doi.org/10.2514/6.2022-0607","url":null,"abstract":"","PeriodicalId":192386,"journal":{"name":"AIAA SCITECH 2022 Forum","volume":"16 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-01-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115296400","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Optimization of the Compartment Layout in an Inflatable Airfoil 充气翼型舱室布局的优化
AIAA SCITECH 2022 Forum Pub Date : 2022-01-03 DOI: 10.2514/6.2022-1136
S. Mistri, R. Pant, A. Guha, C. S. Yerramalli
{"title":"Optimization of the Compartment Layout in an Inflatable Airfoil","authors":"S. Mistri, R. Pant, A. Guha, C. S. Yerramalli","doi":"10.2514/6.2022-1136","DOIUrl":"https://doi.org/10.2514/6.2022-1136","url":null,"abstract":"","PeriodicalId":192386,"journal":{"name":"AIAA SCITECH 2022 Forum","volume":"516 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-01-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115469856","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Deep Learning-Based Optimization of Piezoelectric Vibration Energy Harvesters 基于深度学习的压电振动能量采集器优化
AIAA SCITECH 2022 Forum Pub Date : 2022-01-03 DOI: 10.2514/6.2022-2142
Abhilash M. Menon, Tanmayee R. Kopparthi, P. Omprakash, Harikesh Verma, A. Haldar, S. Swayamjyoti, K. Sahu, Carol Featherston
{"title":"Deep Learning-Based Optimization of Piezoelectric Vibration Energy Harvesters","authors":"Abhilash M. Menon, Tanmayee R. Kopparthi, P. Omprakash, Harikesh Verma, A. Haldar, S. Swayamjyoti, K. Sahu, Carol Featherston","doi":"10.2514/6.2022-2142","DOIUrl":"https://doi.org/10.2514/6.2022-2142","url":null,"abstract":"","PeriodicalId":192386,"journal":{"name":"AIAA SCITECH 2022 Forum","volume":"64 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-01-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115655056","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comprehensive Analysis of Coaxial Rotor Dynamics on a Support Arm 支撑臂同轴转子动力学综合分析
AIAA SCITECH 2022 Forum Pub Date : 2022-01-03 DOI: 10.2514/6.2022-0930
Jason K. Cornelius, Jianhua Zhang, S. Schmitz, E. Smith
{"title":"Comprehensive Analysis of Coaxial Rotor Dynamics on a Support Arm","authors":"Jason K. Cornelius, Jianhua Zhang, S. Schmitz, E. Smith","doi":"10.2514/6.2022-0930","DOIUrl":"https://doi.org/10.2514/6.2022-0930","url":null,"abstract":"The Rotorcraft Comprehensive Analysis System (RCAS) was used to analyze a coaxial rotor coupled with a support arm. A generic small-scale (1.35 m diameter) stiff (1 st flap > 2/Rev) coaxial rotor (D/4 spacing) was analyzed with two basic support arm geometries. This blade stiffness and rotor spacing is much larger than typically analyzed and can be representative of some eVTOL and UAM configurations. A study is first presented of an isolated coaxial rotor model for varied rotor blade flap stiffness to show the sensitivity of the fixed-frame rotor hub loads to the placement of these very stiff blade modes. Tuning the rotor blade stiffness reduced the maximum vibratory vertical hub force from 195 N to 125 N and the maximum vibratory hub moment from 175 N-m to 105 N-m. The tuned rotor was then coupled with a rectangular cross section support arm to show the effects that the support arm frequency placement has on vibratory loads. Tuning the support arm by changing the cross section to circular while keeping weight and length constant reduced the peak hub vibratory force from 650 N to 275 N and the peak arm tip vibratory moment from 325 N-m to 225 N-m. The paper characterizes rotor dynamics for small-scale stiff coaxial rotor systems on a support arm and provides insights on how to design such a system to minimize vibratory loads. This paper characterized the major vibrations of a coaxial rotor system coupled with support arm geometry for a configuration representative of eVTOL and UAM applications. It showed the sensitivity of both rotor hub and arm tip vibratory loads to rotor blade stiffness and support arm natural frequency placement. An example process was presented of tuning both the rotor blade stiffness and the support arm natural fre quencies to reduce the system’s vibratory loading. Design insights were provided along the way and a large reduction in the loads were observed.","PeriodicalId":192386,"journal":{"name":"AIAA SCITECH 2022 Forum","volume":"500 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-01-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123069209","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
2D Euler Modeling of Rotating Detonation Combustion in Preparation for Turbomachinery Matching 旋转爆轰燃烧的二维欧拉建模为涡轮机械匹配做准备
AIAA SCITECH 2022 Forum Pub Date : 2022-01-03 DOI: 10.2514/6.2022-0836
Roman Klopsch, Niclas Garan, Myles D. Bohon, E. Bach, M. Asli, P. Stathopoulos
{"title":"2D Euler Modeling of Rotating Detonation Combustion in Preparation for Turbomachinery Matching","authors":"Roman Klopsch, Niclas Garan, Myles D. Bohon, E. Bach, M. Asli, P. Stathopoulos","doi":"10.2514/6.2022-0836","DOIUrl":"https://doi.org/10.2514/6.2022-0836","url":null,"abstract":"","PeriodicalId":192386,"journal":{"name":"AIAA SCITECH 2022 Forum","volume":"98 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-01-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123129326","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Boundary-Layer Stability Measurements of a Variably Swept and Pitched, Slotted, Natural-Laminar-Flow Airfoil 变掠和倾斜,开槽,自然层流翼型的边界层稳定性测量
AIAA SCITECH 2022 Forum Pub Date : 2022-01-03 DOI: 10.2514/6.2022-2411
Jeppesen G. Feliciano, Colton P. Finke, E. White
{"title":"Boundary-Layer Stability Measurements of a Variably Swept and Pitched, Slotted, Natural-Laminar-Flow Airfoil","authors":"Jeppesen G. Feliciano, Colton P. Finke, E. White","doi":"10.2514/6.2022-2411","DOIUrl":"https://doi.org/10.2514/6.2022-2411","url":null,"abstract":"","PeriodicalId":192386,"journal":{"name":"AIAA SCITECH 2022 Forum","volume":"145 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-01-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124522332","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
SALAMANDER: Simulating and Leveraging Autonomous Model Augmentation Using Neural Differential Equations and (Symbolic) Regression 蝾螈:利用神经微分方程和(符号)回归模拟和利用自主模型增强
AIAA SCITECH 2022 Forum Pub Date : 2022-01-03 DOI: 10.2514/6.2022-1763
Jordan Murphy, D. Scheeres
{"title":"SALAMANDER: Simulating and Leveraging Autonomous Model Augmentation Using Neural Differential Equations and (Symbolic) Regression","authors":"Jordan Murphy, D. Scheeres","doi":"10.2514/6.2022-1763","DOIUrl":"https://doi.org/10.2514/6.2022-1763","url":null,"abstract":"","PeriodicalId":192386,"journal":{"name":"AIAA SCITECH 2022 Forum","volume":"192 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-01-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114657011","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Injection Studies on a Small-Scale Rotating Detonation Engine 小型旋转爆震发动机的喷射研究
AIAA SCITECH 2022 Forum Pub Date : 2022-01-03 DOI: 10.2514/6.2022-1114
J. Wyatt, N. Snow, Nathan T. Fiorino, F. Schauer, M. Polanka, B. Sell, K. Y. Cho
{"title":"Injection Studies on a Small-Scale Rotating Detonation Engine","authors":"J. Wyatt, N. Snow, Nathan T. Fiorino, F. Schauer, M. Polanka, B. Sell, K. Y. Cho","doi":"10.2514/6.2022-1114","DOIUrl":"https://doi.org/10.2514/6.2022-1114","url":null,"abstract":"","PeriodicalId":192386,"journal":{"name":"AIAA SCITECH 2022 Forum","volume":"50 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2022-01-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114670862","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
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