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Technical Paper

Structural Loads for Crew Escape System (CES) of Gaganyaan Launch Vehicle During Abort

2024-06-01
2024-26-0453
Abstract : In any human space flight program, safety of the crew is of utmost priority. In case of exigency during atmospheric flight, the crew is safely and quickly rescued from the launch vehicle using Crew escape system. Crew escape system is a crucial part of the Human Space flight vehicle which carries the crew module away from the ascending launch vehicle by firing its rocket motors (Pitch Motor (PM), Low altitude Escape Motor (LEM) and High altitude Escape Motor (HEM)). The structural loads experienced by the crew escape system during the mission abort are severe as the propulsive forces, aerodynamic forces and inertial forces on the vehicle are significantly high. Since the mission abort can occur at anytime during the ascent phase of the launch vehicle, trajectory profiles are generated for abort at every one second interval of ascent flight time considering several combinations of dispersions on various propulsive parameters of abort motors and aero parameters.
Technical Paper

BIST Based Method for SEE Testing of Vikram1601 Processor

2024-06-01
2024-26-0433
A novel method for Single Event Effect (SEE) Radiation Testing using Built-In Self-Test (BIST) feature of indigenously developed Vikram1601 processor is discussed. The novelty is that the usage of BIST avoids need of exhaustive test vectors to ensure test coverage of all the internal registers and physical memory to store them. So processor is the only element vulnerable to radiation damage during testing. The test design was carried out at VSSC, Trivandrum and the testing was carried out at IUAC, Delhi. In the first part, a brief introduction, need and methods of radiation testing of electronics especially SEE of radiation on Silicon based devices, different radiation effects, radiation damage mechanisms and testing methods are described. A brief introduction to Vikram1601 processor, the instruction – TST, used as BIST and testing scheme implementation using TST for studying the SEE is explained.
Event

Program - Evolving to MedDev 2021

2024-04-28
Evolving to MedDev provides a new opportunity for executives in aerospace, automotive and medical devices companies to connect and develop long-term growth strategies and find ways to meet the increased short-term demand for medical supplies
Event

Attend - Innovations in Mobility: Aerospace Digital Summit

2024-04-28
Innovations in Mobility: Aerospace Digital Summitaerospace mobility leaders convene leverage cutting-edge technology, design, develop safety measures, integrate current regulations, suggest future policies, expand markets, diversify revenue streams.
Event

Exhibit/Sponsor - Evolving to MedDev 2021

2024-04-28
Evolving to MedDev provides a new opportunity for executives in aerospace, automotive and medical devices companies to connect and develop long-term growth strategies and find ways to meet the increased short-term demand for medical supplies
Standard

Safety Assessment of Transport Airplanes in Commercial Service

2024-04-16
WIP
ARP5150B
This document describes guidelines, methods, and tools used to perform the ongoing safety assessment process for transport airplanes in commercial service (hereafter, termed “airplane”). The process described herein is intended to support an overall safety management program. It is associated with showing compliance with the regulations, and also with assuring a company that it meets its own internal standards. The methods identify a systematic means, but not the only means, to assess ongoing safety.While economic decision-making is an integral part of the safety management process, this document addresses only the ongoing safety assessment process. To put it succinctly, this document addresses the “Is it safe?” part of safety management; it does not address the “How much does it cost?” part of the safety management.This document also does not address any specific organizational structures for accomplishing the safety assessment process.
Standard

Safety Assessment of General Aviation Airplanes and Rotorcraft in Commercial Service

2024-04-16
WIP
ARP5151B
This document describes a process that may be used to perform the ongoing safety assessment for (1) GAR aircraft and components (hereafter, aircraft), and (2) commercial operators of GAR aircraft. The process described herein is intended to support an overall safety management program. It is to help a company establish and meet its own internal standards. The process described herein identifies a systematic means, but not the only means, to assess continuing airworthiness.Ongoing safety management is an activity dedicated to assuring that risk is identified and properly eliminated or controlled. The safety management process includes both safety assessment and economic decision-making. While economic decision-making (factors related to scheduling, parts, and cost) is an integral part of the safety management process, this document addresses only the ongoing safety assessment process.
Award

SAE International Award for Technical and Leadership Excellence Honoring Rodica Baranescu - Participate - SAE International

2024-04-15
Purpose: This award celebrates the successes of women in the engineering profession and recognizes their leadership and technical contributions in the aerospace, automotive and commercial vehicle sectors. It serves to broaden the awareness of the reach and impact of women working in mobility engineering, and opening doors for young girls interested in science, technology, engineering, and mathematics (STEM) who wish to pursue engineering careers. Rodica Baranescu, Ph.D. made a generous gift in 2011 to establish this award. Dr. Baranescu is Past President of SAE International, an SAE Fellow and a member of the National Academy of Engineering.  As a mechanical engineer, she began her professional and academic career in her native country, Romania, before immigrating to the United States in 1980 and was later the first woman elected President of SAE International in 2000.
Award

SAE International Award for Emerging Leadership in Mobility - Participate - SAE International

2024-04-15
Purpose: To recognize mobility professionals who have demonstrated outstanding technical innovation and leadership early in their careers. This award was made possible by generous gifts from Russell S. Springer, the Max Bentele Foundation and AEM. Criteria: Engineer working in the mobility industry with less than 10 years industry experience. Demonstrated innovation that has resulted in improvement in a mobility industry technology. Demonstrated leadership and encouragement of others to innovate and promote advances in mobility. Leadership in SAE activities. Eligibility: Members of the Selection Committee are not eligible for the award while serving on the committee. Two years must pass before former members of the Selection Committee are eligible to receive the award. Recognition:  This includes an honorarium and an award that is presented at an SAE Event.
Award

SAE International Award for Outstanding AWIM Volunteers Honoring Bill Agnew - Participate - SAE International

2024-04-15
Purpose: This award recognizes volunteers who develop students' understanding and experience in math and science by helping teachers implement the A World In Motion® (AWIM®) program in the classroom. The award honors Dr. William G. Agnew, who was instrumental in establishing AWIM and supported the program throughout his lifetime. Criteria: Volunteer experience must have occurred during the most recent academic year. All AWIM volunteers are eligible, including retirees, industry professionals and university/high school students. Eligibility: Members of the Selection Committee are not eligible for the award while serving on the committee. Two years must pass before former members of the Selection Committee are eligible to receive the award. Recognition: This includes a certificate and honorarium and is presented at a location meaningful to the recipient. Past Recipients: YEAR RECIPIENT COMPANY 2020 Georgina M.
Award

SAE International Award for Excellence in Innovation - Participate - SAE International

2024-04-15
Purpose: This award recognizes individuals or teams whose work has reached the highest level of achievement in innovation throughout emerging technologies such as, but not limited to, sustainability, autonomous/automated mobility and advanced manufacturing, across the mobility industry. Innovations must demonstrate industry- or life-changing impact. This award was made possible by the generous contributions from Delco, and Ralph and Sharon Hillquist. Criteria: Unique and original concepts and innovations in emerging technologies that have far-reaching impact for industry and/or for society. Outstanding contributions to technological progress. Individuals and teams may be nominated for this award; multiple award winners are possible. Eligibility: Members of the Selection Committee are not eligible for the award while serving on the committee. Two years must pass before former members of the Selection Committee are eligible to receive the award.
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