{"id":38,"date":"2021-09-28T05:06:39","date_gmt":"2021-09-28T05:06:39","guid":{"rendered":"https:\/\/m2i.aere.iastate.edu\/stellar\/?page_id=38"},"modified":"2022-04-28T17:06:02","modified_gmt":"2022-04-28T17:06:02","slug":"typhoon","status":"publish","type":"page","link":"https:\/\/m2i.aere.iastate.edu\/stellar\/typhoon\/","title":{"rendered":"Typhoon"},"content":{"rendered":"<p><strong><span style=\"color: #ffff00\">Typhoon<\/span> is the first student developed liquid rocket engine at Iowa State University. It is a pressure-fed, regeneratively cooled, and open cycle rocket engine.<\/strong><\/p>\n<p style=\"text-align: center\">*Model is currently being updated, renders coming soon*<\/p>\n<ul>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Thrust\u00a0 = 2668.93 N ~ 600 lbf<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Kerosene (Rp-1) &amp; lOX &#8211; ISP (Sea Level) = 269 sec<\/span><\/li>\n<li><span style=\"font-weight: 400\">Pc\u00a0 = 3.1026e6 Pa ~450 psi or 30.6 atm<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Tc ~ 3450 K<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Me = 2.79\u00a0<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Ae\/A* = 4.63<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Ac\/A* = 10.72<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">C* = 1778 m\/s -&gt; 98.5 % Theoretical C* Efficiency<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">O\/F = 2.22<\/span><\/li>\n<\/ul>\n<p><span style=\"color: #ffff00\"><strong>Regenerative Cooling System<\/strong><\/span><\/p>\n<p>The regenerative cooling system will allow us to theoretically increase the specific impulse during theoretical combustion by about 1-5%. The regenerative cooling system operates by cycling the &#8220;fuel&#8221; axially across the thrust chamber, by adding heat to the &#8220;fuel&#8221;, we are effectively improving engine performance and maintaining the temperature of the material to prevent creep.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"size-medium wp-image-198 aligncenter\" src=\"http:\/\/m2i.aere.iastate.edu\/stellar\/files\/2022\/04\/Screen-Shot-2022-04-28-at-12.04.08-PM-181x300.png\" alt=\"\" width=\"181\" height=\"300\" srcset=\"https:\/\/m2i.aere.iastate.edu\/stellar\/files\/2022\/04\/Screen-Shot-2022-04-28-at-12.04.08-PM-181x300.png 181w, https:\/\/m2i.aere.iastate.edu\/stellar\/files\/2022\/04\/Screen-Shot-2022-04-28-at-12.04.08-PM.png 528w\" sizes=\"(max-width: 181px) 100vw, 181px\" \/><\/p>\n<p style=\"text-align: center\"><em>Depiction of Regenerative Cooling Chambers<\/em><\/p>\n<p><span style=\"color: #ffff00\"><strong>Pintle Injector<\/strong><\/span><\/p>\n<p><b>What is the purpose of an injector?<\/b><\/p>\n<p><span style=\"font-weight: 400\">The purpose of an injector is to atomize the propellant streams in the combustion chamber by injecting the propellants at high velocities and pressures. These impinging streams are the fuel and oxidizer.\u00a0<\/span>The Pintle Injector is designed to carry fluid from both intakes and allow the fluid to vaporize within the thrust chamber. The atomization of fluid within the thrust chamber allows us to improve our theoretical combustion efficiency which allows us to compensate by reducing chamber length and overall reducing the weight of Typhoon 1.0.<\/p>\n<p><b>Why is a Pintle Injector advantageous apart from other types of injectors?<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Throttle Capability<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Has consistent high performance over a wide thrust range<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Simplicity allows for cost and weight savings<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Protection against combustion instability<\/span><\/li>\n<\/ul>\n<p><img decoding=\"async\" class=\" wp-image-197 aligncenter\" src=\"http:\/\/m2i.aere.iastate.edu\/stellar\/files\/2022\/04\/Screen-Shot-2022-04-28-at-12.03.22-PM-300x220.png\" alt=\"\" width=\"372\" height=\"273\" srcset=\"https:\/\/m2i.aere.iastate.edu\/stellar\/files\/2022\/04\/Screen-Shot-2022-04-28-at-12.03.22-PM-300x220.png 300w, https:\/\/m2i.aere.iastate.edu\/stellar\/files\/2022\/04\/Screen-Shot-2022-04-28-at-12.03.22-PM-1024x752.png 1024w, https:\/\/m2i.aere.iastate.edu\/stellar\/files\/2022\/04\/Screen-Shot-2022-04-28-at-12.03.22-PM-768x564.png 768w, https:\/\/m2i.aere.iastate.edu\/stellar\/files\/2022\/04\/Screen-Shot-2022-04-28-at-12.03.22-PM.png 1176w\" sizes=\"(max-width: 372px) 100vw, 372px\" \/><\/p>\n<p style=\"text-align: center\"><em>Current Design of Pintle Injector<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Typhoon is the first student developed liquid rocket engine at Iowa State University. It is a pressure-fed, regeneratively cooled, and open cycle rocket engine. *Model is currently being updated, renders coming soon* Thrust\u00a0 = 2668.93 N ~ 600 lbf Kerosene (Rp-1) &amp; lOX &#8211; ISP (Sea Level) = 269 sec Pc\u00a0 = 3.1026e6 Pa ~450&hellip; <a class=\"more-link\" href=\"https:\/\/m2i.aere.iastate.edu\/stellar\/typhoon\/\">Continue reading <span class=\"screen-reader-text\">Typhoon<\/span><\/a><\/p>\n","protected":false},"author":3010,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-38","page","type-page","status-publish","hentry","entry"],"_links":{"self":[{"href":"https:\/\/m2i.aere.iastate.edu\/stellar\/wp-json\/wp\/v2\/pages\/38","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/m2i.aere.iastate.edu\/stellar\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/m2i.aere.iastate.edu\/stellar\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/m2i.aere.iastate.edu\/stellar\/wp-json\/wp\/v2\/users\/3010"}],"replies":[{"embeddable":true,"href":"https:\/\/m2i.aere.iastate.edu\/stellar\/wp-json\/wp\/v2\/comments?post=38"}],"version-history":[{"count":22,"href":"https:\/\/m2i.aere.iastate.edu\/stellar\/wp-json\/wp\/v2\/pages\/38\/revisions"}],"predecessor-version":[{"id":199,"href":"https:\/\/m2i.aere.iastate.edu\/stellar\/wp-json\/wp\/v2\/pages\/38\/revisions\/199"}],"wp:attachment":[{"href":"https:\/\/m2i.aere.iastate.edu\/stellar\/wp-json\/wp\/v2\/media?parent=38"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}