{"426211":{"#nid":"426211","#data":{"type":"news","title":"JPL is the right place for this AE Ph.D. \u002713 grad","body":[{"value":"\u003Cp\u003EFor AE students who are itching for hands-on experience in the field, JPL mechanical engineer (and AE Ph.D. \u201913) Christopher Tanner has some good news.\u003C\/p\u003E\u003Cp\u003E\u201cI\u2019ve only been out for about two years, and I\u2019ve already done some exciting work,\u201d Tanner told a group of AE students on Thursday morning.\u003C\/p\u003E\u003Cp\u003E\u201cAnd I\u2019ve had to use a lot of stuff I learned here in class, like high-speed aerodynamics. So, thing is: pay attention.\u201d\u003C\/p\u003E\u003Cp\u003ETanner and his JPL colleagues will return to campus on October 23 and 24 to interview select AE students for positions at the storied Pasadena, CA laboratory.\u0026nbsp;\u003Cstrong\u003E\u003Cem\u003EBut only those who uploaded their resumes onto\u0026nbsp;\u003Ca href=\u0022https:\/\/gatech-csm.symplicity.com\/students\/\u0022\u003ECareerBuzz\u003C\/a\u003E\u0026nbsp;by October 4 were eligible.\u003C\/em\u003E\u003C\/strong\u003E\u003C\/p\u003E\u003Cp\u003EIn a brief presentation before Prof. Lakshmi Sankar\u2019s High-speed Aerodynamics Class, Tanner regaled students with accounts of his work on the Low Density Supersonic Decelerator project which deployed a full-scale supersonic test flight in June.\u003C\/p\u003E\u003Cp\u003E\u0022This was a test-as-you-fly experiment where we tested three advanced decelerator technologies in conditions that are similar to those experienced during a Mars landing,\u0022\u0026nbsp;he said.\u003C\/p\u003E\u003Ctable width=\u0022200\u0022 border=\u00220\u0022 cellspacing=\u00221\u0022 cellpadding=\u00223\u0022 align=\u0022right\u0022\u003E\u003Ctbody\u003E\u003Ctr\u003E\u003Ctd\u003E\u003C\/td\u003E\u003C\/tr\u003E\u003Ctr\u003E\u003Ctd\u003E\u003Cp\u003E\u003Cem\u003ELDSD supersonic flight test pre-launch at dawn in Kauai, HI. For Christopher Tanner, this is what work looks like. Sometimes.\u003C\/em\u003E\u003C\/p\u003E\u003C\/td\u003E\u003C\/tr\u003E\u003C\/tbody\u003E\u003C\/table\u003E\u003Cp\u003E\u201cWe can\u2019t test everything computationally or at at subscale sizes, so testing them at full-scale in an environment similar to Mars is how we get the absolute best data.\u201d\u003C\/p\u003E\u003Cp\u003EThe results?\u003C\/p\u003E\u003Cp\u003ETanner said two of the technologies \u2013 the Supersonic Inflatable Aerodynamic Decelerator (SIAD) and the Supersonic Ballute (half balloon, half parachute) \u2013 did amazingly well, performing just as the project had planned.\u003C\/p\u003E\u003Cp\u003EThe third technology, a 100-foot diameter supersonic parachute, experienced an anomaly; it tore apart when deployed at Mach2.\u003C\/p\u003E\u003Cp\u003E\u201cThe reasons behind the parachute\u2019s failure are complex, but the thing is, they are changing how we think about supersonic parachutes for Mars in general, which is incredible,\u201d he said.\u003C\/p\u003E\u003Cp\u003E\u201cLooked at that way, the test as a whole was a resounding success. We learn so much from failures that we are constantly encouraged to dare to do mighty things.\u201d\u003C\/p\u003E\u003Cp\u003EEver the engineer, Tanner said he was excited about attacking those design flaws for a redeployment next summer. By that time, there might be some additional GT-AE grads working alongside him.\u003C\/p\u003E\u003Cp\u003E\u003Cem\u003ESeniors and graduate students who would like to be considered for a position at JPL should upload their resumes to CareerBuzz by Oct. 4\u003C\/em\u003E\u003C\/p\u003E\u003Cp\u003E\u003Ca href=\u0022https:\/\/www.youtube.com\/watch?v=9yRWhu0UGYw\u0022\u003E\u003Cem\u003ECheck out this JPL video of the LDSD test flight.\u003C\/em\u003E\u003C\/a\u003E\u003C\/p\u003E\u003Ctable width=\u0022200\u0022 border=\u00220\u0022 cellspacing=\u00221\u0022 cellpadding=\u00221\u0022 align=\u0022center\u0022\u003E\u003Ctbody\u003E\u003Ctr\u003E\u003Ctd\u003E\u003C\/td\u003E\u003C\/tr\u003E\u003Ctr\u003E\u003Ctd\u003E\u003Cem\u003ELDSD rocket sled at 300 mph at the Naval Air Weapons Station China Lake\u003C\/em\u003E\u003C\/td\u003E\u003C\/tr\u003E\u003C\/tbody\u003E\u003C\/table\u003E\u003Cp\u003E\u0026nbsp;\u003C\/p\u003E","summary":null,"format":"limited_html"}],"field_subtitle":"","field_summary":"","field_summary_sentence":[{"value":"For AE students who are itching for hands-on experience in the field, JPL mechanical engineer (and AE Ph.D. \u201913) Christopher Tanner has some good news."}],"uid":"27456","created_gmt":"2015-07-16 15:30:15","changed_gmt":"2016-10-08 03:19:12","author":"Britanny Grace","boilerplate_text":"","field_publication":"","field_article_url":"","dateline":{"date":"2014-10-02T00:00:00-04:00","iso_date":"2014-10-02T00:00:00-04:00","tz":"America\/New_York"},"extras":[],"groups":[{"id":"1239","name":"School of Aerospace Engineering"}],"categories":[{"id":"130","name":"Alumni"}],"keywords":[{"id":"2082","name":"aerospace engineering"},{"id":"135701","name":"Christopher Tanner"}],"core_research_areas":[],"news_room_topics":[],"event_categories":[],"invited_audience":[],"affiliations":[],"classification":[],"areas_of_expertise":[],"news_and_recent_appearances":[],"phone":[],"contact":[],"email":["communications@ae.gatech.edu"],"slides":[],"orientation":[],"userdata":""}}}