{"id":101679,"date":"2020-01-31T17:54:08","date_gmt":"2020-02-01T01:54:08","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2020\/01\/stratos-ii-propulsion-static-test-3-15-seconds-early-cut-off-12-06-2013"},"modified":"2020-01-31T17:54:08","modified_gmt":"2020-02-01T01:54:08","slug":"stratos-ii-propulsion-static-test-3-15-seconds-early-cut-off-12-06-2013","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2020\/01\/stratos-ii-propulsion-static-test-3-15-seconds-early-cut-off-12-06-2013","title":{"rendered":"Stratos II: Propulsion Static Test 3 \u2014 15 seconds, early cut-off (12\u221206\u22122013)"},"content":{"rendered":"<p><\/p>\n<p><iframe loading=\"lazy\" title=\"Stratos II: Propulsion Static Test 3 - 15 seconds, early cut-off (12-06-2013)\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/DKGOvdAO7hc?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>On 12. June 2013 the third test fire of the DHX-200 \u201cAurora\u201d hybrid rocket motor took place at the facilities of TNO. The Aurora motor will power the Stratos II rocket and utilizes nitrous oxide as oxidizer and a fuel combination of sorbitol, paraffin wax, and aluminium particles as fuel.<br \/> The motor was intended to be fired for 15 seconds after the successful 10 second test earlier this day but was shutdown prematurely at around 6 seconds after the combustion chamber showed local structural failure.<br \/> The sequence involves the following steps:<\/p>\n<p>T \u2014 4s : Nitrous Oxide bypass flow initiated<br \/> T \u2014 3s : Ignition pulse for pyrotechnic igniter<br \/> T 0s : Main valve open<br \/> T + 6s : Main valve closed (safety precaution)<br \/> T + 15s : Scheduled motor cut-off<\/p>\n<p>Read the full story on: <a href=\"http:\/\/projectstratos.nl\/2013\/06\/2011\/\">http:\/\/projectstratos.nl\/2013\/06\/2011\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>On 12. June 2013 the third test fire of the DHX-200 \u201cAurora\u201d hybrid rocket motor took place at the facilities of TNO. The Aurora motor will power the Stratos II rocket and utilizes nitrous oxide as oxidizer and a fuel combination of sorbitol, paraffin wax, and aluminium particles as fuel. The motor was intended to [\u2026]<\/p>\n","protected":false},"author":513,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[48],"tags":[],"class_list":["post-101679","post","type-post","status-publish","format-standard","hentry","category-particle-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/101679","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/513"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=101679"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/101679\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=101679"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=101679"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=101679"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}