{"id":1195,"date":"2017-02-13T10:21:41","date_gmt":"2017-02-13T15:21:41","guid":{"rendered":"http:\/\/www.davideriknelson.com\/sbsb\/?p=1195"},"modified":"2017-02-09T14:26:17","modified_gmt":"2017-02-09T19:26:17","slug":"elon-musks-hyperloop-is-a-load-of-snake-oil-and-bullshit","status":"publish","type":"post","link":"https:\/\/www.davideriknelson.com\/sbsb\/index.php\/2017\/02\/elon-musks-hyperloop-is-a-load-of-snake-oil-and-bullshit\/","title":{"rendered":"Elon Musk&#8217;s &#8220;Hyperloop&#8221; is a Load of Snake Oil and Bullshit"},"content":{"rendered":"<p class=\"p1\">I don&#8217;t give a shit about Elon Musk, so I&#8217;d largely ignored Hyperloop, but now that I&#8217;ve taken even a cursory gander\u2014<\/p>\n<p class=\"p3\">&#x1f602;<\/p>\n<p class=\"p1\">Y&#8217;all are shitting me, right?<\/p>\n<p class=\"p1\">Just to punch one hole in this mess:<\/p>\n<p class=\"p1\">The train will take folks from LA to San Francisco (~350 miles) in 30 minutes.<span class=\"Apple-converted-space\">\u00a0 <\/span>It can reach these hella crazy high-speeds because it&#8217;s a bullet train traveling through a vacuum maintained in an unbroken, direct-shot tube.<span class=\"Apple-converted-space\">\u00a0 <\/span>Based on their own experience with their ~1 mile long test track, we can expect that it would take 200 to 300 <b><i>hours<\/i><\/b> to evacuate the air from this LA-SF bullet train tube[1].<span class=\"Apple-converted-space\">\u00a0 <\/span>i.e., it could make the run between those two cities in 30 minutes, but only do it once every 10 days?<span class=\"Apple-converted-space\">\u00a0 <\/span>And how much energy does it take to create that vacuum?<span class=\"Apple-converted-space\">\u00a0 <\/span>And how much money to maintain a pressure vessel orders of magnitude larger than any other ever created?<\/p>\n<p><iframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/QXF2qcu-tFw\" width=\"560\" height=\"315\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<p class=\"p1\">(Also, FYI, in their test track they expected to hit maybe 80\u2014not <i>800<\/i>\u2014miles per hour, but actually maxed out at 60mph.<span class=\"Apple-converted-space\">\u00a0 My<\/span>\u00a0dying Prius\u2014henceforth, the HyperCar!<span class=\"s1\">\u2122<\/span>\u2014exceeds that every single day on Michigan&#8217;s crumbling roads.)<\/p>\n<p class=\"p1\"><!--more--><\/p>\n<p class=\"p1\">[1] <b>DISCLOSURE<\/b>: I&#8217;m representing the time taken to pump down a\u00a0chamber as being linear. \u00a0I don&#8217;t actually know that that is the case; I could call some industry folks I know, but the timezones are against me this time of day, and it&#8217;s hardly worth bothering.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>I don&#8217;t give a shit about Elon Musk, so I&#8217;d largely ignored Hyperloop, but now that I&#8217;ve taken even a cursory gander\u2014 &#x1f602; Y&#8217;all are shitting me, right? Just to punch one hole in this mess: The train will take folks from LA to San Francisco (~350 miles) in 30 minutes.\u00a0 It can reach these &hellip; <a href=\"https:\/\/www.davideriknelson.com\/sbsb\/index.php\/2017\/02\/elon-musks-hyperloop-is-a-load-of-snake-oil-and-bullshit\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Elon Musk&#8217;s &#8220;Hyperloop&#8221; is a Load of Snake Oil and Bullshit&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_share_on_mastodon":"1"},"categories":[11,3],"tags":[78,77,79,41],"share_on_mastodon":{"url":"","error":""},"_links":{"self":[{"href":"https:\/\/www.davideriknelson.com\/sbsb\/index.php\/wp-json\/wp\/v2\/posts\/1195"}],"collection":[{"href":"https:\/\/www.davideriknelson.com\/sbsb\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.davideriknelson.com\/sbsb\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.davideriknelson.com\/sbsb\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.davideriknelson.com\/sbsb\/index.php\/wp-json\/wp\/v2\/comments?post=1195"}],"version-history":[{"count":2,"href":"https:\/\/www.davideriknelson.com\/sbsb\/index.php\/wp-json\/wp\/v2\/posts\/1195\/revisions"}],"predecessor-version":[{"id":1197,"href":"https:\/\/www.davideriknelson.com\/sbsb\/index.php\/wp-json\/wp\/v2\/posts\/1195\/revisions\/1197"}],"wp:attachment":[{"href":"https:\/\/www.davideriknelson.com\/sbsb\/index.php\/wp-json\/wp\/v2\/media?parent=1195"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.davideriknelson.com\/sbsb\/index.php\/wp-json\/wp\/v2\/categories?post=1195"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.davideriknelson.com\/sbsb\/index.php\/wp-json\/wp\/v2\/tags?post=1195"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}