{"id":20738,"date":"2019-05-10T10:43:53","date_gmt":"2019-05-10T01:43:53","guid":{"rendered":"https:\/\/vitalify.jp\/blog\/?p=20738"},"modified":"2024-04-23T18:48:38","modified_gmt":"2024-04-23T09:48:38","slug":"pacific-ocean%e3%81%b2%e3%81%a8%e3%81%a3%e9%a3%9b%e3%81%b3%e3%80%9c","status":"publish","type":"post","link":"https:\/\/vitalify.jp\/blog\/2019\/05\/pacific-ocean%e3%81%b2%e3%81%a8%e3%81%a3%e9%a3%9b%e3%81%b3%e3%80%9c.html","title":{"rendered":"Pacific Ocean\u3072\u3068\u3063\u98db\u3073\u301c"},"content":{"rendered":"<p>\u3069\u3046\u3082\u3001\u5236\u4f5c\u90e8 \u590f\u76ee\u3067\u3059\u3002<\/p>\n<p>\u4eca\u65e5\u306f\u307f\u306a\u3055\u3093\u3054\u5b58\u77e5\u306eDA PUMP\u306eUSA\u306e\u6b4c\u8a5e\u306b\u51fa\u3066\u304f\u308b\u4e00\u7bc0\u306e<br \/>\n\u300cPacific Ocean\u3072\u3068\u3063\u98db\u3073\u301c\u300d\u306b\u3064\u3044\u3066\u7591\u554f\u306b\u601d\u3063\u305f\u3053\u3068\u304c\u3042\u308b\u306e\u3067\u3001\u305d\u308c\u306b\u3064\u3044\u3066\u66f8\u3044\u3066\u3044\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<br \/>\n<!--more--><\/p>\n<div style=\"color:red\">(\u6ce8\u610f)\u4eca\u56de\u306e\u30d6\u30ed\u30b0\u306f\u7406\u7cfb\u7684\u8981\u7d20\u304c\u5f37\u3044\u306e\u3067\u5fc3\u3057\u3066\u8aad\u3093\u3067\u304f\u3060\u3055\u3044\u3002<\/div>\n<p><\/p>\n<p><iframe loading=\"lazy\" width=\"840\" height=\"473\" src=\"https:\/\/www.youtube.com\/embed\/sr--GVIoluU?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p>2:08\u3042\u305f\u308a\u3067\u3053\u3093\u306a\u3053\u3068\u3092\u8a00\u3063\u3066\u3044\u308b\u3093\u3067\u3059\u306d\u3002<\/p>\n<p>Pacific Ocean\u3072\u3068\u3063\u98db\u3073\u301c<\/p>\n<p>\u305d\u3053\u3067\u7406\u7cfb\u9b42\u306b\u706b\u304c\u3064\u3044\u3066\u3057\u307e\u3044\u307e\u3057\u3066\u3001Pacific Ocean\u3092\u3072\u3068\u3063\u98db\u3073\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u521d\u901f\u5ea6\u3092\u6c42\u3081\u3066\u307f\u3088\u3046\u3068\u601d\u3063\u305f\u308f\u3051\u3067\u3059\u3002<br \/>\n\u305d\u308c\u3092\u6c42\u3081\u308b\u4e2d\u3067\u51fa\u3066\u304f\u308b\u6ede\u7a7a\u6642\u9593\u3001\u6700\u9ad8\u5230\u9054\u70b9\u3082\u7d39\u4ecb\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<h4>\u524d\u63d0\u6761\u4ef6<\/h4>\n<p>\u307e\u305a\u306f\u3001\u524d\u63d0\u6761\u4ef6\u304b\u3089\u5b9a\u3081\u3066\u3044\u304d\u307e\u3059\u3002<br \/>\n\u3053\u308c\u304c\u306a\u3044\u3068\u3001\u8a08\u7b97\u304c\u8907\u96d1\u306b\u306a\u308a\u307e\u3059\u306e\u3067\u3001\u3054\u5bb9\u8d66\u304f\u3060\u3055\u3044 m\uff08\uff3f \uff3f )m<br \/>\n\u3082\u3057\u4f59\u529b\u304c\u3042\u308b\u4eba\u306f\u81ea\u5206\u3067\u8a08\u7b97\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3000\u2669\\(\u00b0w\u00b0)\/\u2669<\/p>\n<p>1.\u91cd\u529b\u306f\u9ad8\u5ea6\u306b\u3088\u3089\u305a\u4e00\u5b9a<br \/>\n2.\u5916\u529b\u306f\u91cd\u529b\u306e\u307f<br \/>\n3.\u7a7a\u6c17\u62b5\u6297\u306f\u4e00\u5207\u7121\u8996\u3059\u308b<br \/>\n4.\u7a7a\u6c17\u6469\u64e6\u306b\u3088\u308b\u71b1\u3082\u8003\u616e\u306b\u5165\u308c\u306a\u3044<br \/>\n5.\u7269\u4f53\u306e\u904b\u52d5\u306f\u659c\u65b9\u6295\u5c04\u3068\u3059\u308b<br \/>\n6.\u6253\u3061\u4e0a\u3052\u89d2\u5ea6\u306f45\u00b0(45\u00b0\u304c\u4e00\u756a\u98db\u3076 )<br \/>\n7.\u63a8\u9032\u529b\u306f\u521d\u901f\u5ea6v0\u306e\u307f<\/p>\n<p>\u56f3\u3092\u66f8\u304f\u3068\u3053\u3093\u306a\u611f\u3058\u306b\u306a\u308a\u307e\u3059<\/p>\n<p><a href=\"https:\/\/vitalify.jp\/blog\/wp-content\/uploads\/2019\/05\/IMG_1932.jpeg\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/vitalify.jp\/blog\/wp-content\/uploads\/2019\/05\/IMG_1932-300x225.jpeg\" alt=\"\" width=\"300\" height=\"225\" class=\"alignnone size-medium wp-image-21065\" srcset=\"https:\/\/vitalify.jp\/blog\/wp-content\/uploads\/2019\/05\/IMG_1932-300x225.jpeg 300w, https:\/\/vitalify.jp\/blog\/wp-content\/uploads\/2019\/05\/IMG_1932-768x576.jpeg 768w, https:\/\/vitalify.jp\/blog\/wp-content\/uploads\/2019\/05\/IMG_1932-1024x768.jpeg 1024w, https:\/\/vitalify.jp\/blog\/wp-content\/uploads\/2019\/05\/IMG_1932-1200x900.jpeg 1200w\" sizes=\"(max-width: 300px) 85vw, 300px\" \/><\/a><\/p>\n<h4>\u521d\u671f\u6761\u4ef6<\/h4>\n<p>\u6b21\u306b\u521d\u671f\u6761\u4ef6\u3067\u3059\u304c\u3001\u3053\u308c\u306f\u4f4d\u7f6e\u3068\u901f\u5ea6\u3067\u5fc5\u8981\u3068\u306a\u308a\u307e\u3059\u304c\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5b9a\u3081\u307e\u3059<br \/>\n\u4f4d\u7f6e\u306e\u521d\u671f\u6761\u4ef6<br \/>\nx(0) = 0<br \/>\ny(0) = 0<\/p>\n<p>\u901f\u5ea6\u306e\u521d\u671f\u6761\u4ef6<br \/>\nvx(0) = v0 cos\u03b8<br \/>\nvy(0) = v0 sin\u03b8<\/p>\n<p>\u305d\u308c\u3067\u306f\u3001\u8a08\u7b97\u30ec\u30c3\u30c4\u30e9\u30b4\u30fc\uff01<\/p>\n<p>\u307e\u305a\u306f\u3001\u904b\u52d5\u65b9\u7a0b\u5f0f\u306f\u4ee5\u4e0b\u306e\uff12\u5f0f\u3067\u4e0e\u3048\u3089\u308c\u308b\u3002<\/p>\n<p>m d^2x\/dt^2 = 0<br \/>\nm d^2y\/dt^2 = -mg<\/p>\n<p>\u3053\u308c\u3092\u30ac\u30ea\u30ac\u30ea\u3068\u89e3\u3044\u3066\u3044\u304f(\u7a4d\u5206\u3059\u308b)\u3068<\/p>\n<p>dx \/ dt = vx(t) = C1 (C1\u306f\u7a4d\u5206\u5b9a\u6570)<br \/>\ndy \/ dt = vy(t) = C2 &#8211; g * t (C2\u306f\u7a4d\u5206\u5b9a\u6570) <\/p>\n<p>\u5148\u307b\u3069\u306e\u521d\u671f\u6761\u4ef6\u304b\u3089<br \/>\nvx(0) = C1 = v0 * cos\u03b8<br \/>\nvy(0) = C2 = v0 * sin\u03b8<\/p>\n<p>\u3055\u3089\u306b\u3082\u3046\u4e00\u5ea6\u7a4d\u5206\u3059\u308b\u3053\u3068\u3067<br \/>\nx(t) = v0 * t * cos\u03b8 + C3<br \/>\ny(t) = v0 * t * sin\u03b8 &#8211; 0.5 * g * t * t + C4<\/p>\n<p>\u3053\u308c\u3082\u521d\u671f\u6761\u4ef6\u304b\u3089<br \/>\nx(0) = C3 = 0<br \/>\ny(0) = C4 = 0<\/p>\n<p>\u3068\u306a\u308a\u307e\u3059\u3002<br \/>\n\u306e\u3067\u6700\u7d42\u7684\u306b<br \/>\n\u901f\u5ea6\u3068\u4f4d\u7f6e\u306e\u904b\u52d5\u65b9\u7a0b\u5f0f\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>vx(t) = v0 * cos\u03b8<br \/>\nvy(t) = v0 * sin\u03b8 &#8211; g * t<\/p>\n<p>x(t) = v0 * t * cos\u03b8<br \/>\ny(t) = v0 * t * sin\u03b8 &#8211; g * t * t * 0.5<\/p>\n<p>\u3055\u3066\u3001\u3053\u3053\u304b\u3089\u304c\u672c\u984c\u3067\u3059\u3002<\/p>\n<p>Pacific Ocean\u3000\u3072\u3068\u3063\u3068\u3073\u301c<br \/>\n\u3068\u8a00\u3063\u3066\u3044\u307e\u3059\u304c\u3001\u3053\u308c\u3092\u4eee\u306b\u6771\u4eac-\u30b5\u30f3\u30d5\u30e9\u30f3\u30b7\u30b9\u30b3\u9593\u3067\u3042\u308b\u3068\u4eee\u5b9a\u3057\u307e\u3057\u3087\u3046\u3002<br \/>\n\u3053\u3061\u3089\u306e<a href=\"https:\/\/www.kyori.info\/%E3%82%B5%E3%83%B3%E3%83%95%E3%83%A9%E3%83%B3%E3%82%B7%E3%82%B9%E3%82%B3\" rel=\"noopener\" target=\"_blank\">\u30b5\u30a4\u30c8<\/a>\u306b\u3088\u308a\u307e\u3059\u3068\u3001\u6771\u4eac-\u30b5\u30f3\u30d5\u30e9\u30f3\u30b7\u30b9\u30b3\u9593\u306e\u8ddd\u96e2\u306f\u7d048,280km\u3068\u306e\u3053\u3068\u306a\u306e\u3067\u3001<br \/>\n\u4f53\u91cdm[kg]\u306e\u4eba\u304c\u3001\u7d048,280km\u96e2\u308c\u305f\u5834\u6240\u306b\u3072\u3068\u3063\u98db\u3073\u3059\u308b\u306e\u306b\u304b\u304b\u308b\u521d\u901f\u5ea6v0,\u304b\u304b\u308b\u6642\u9593t,\u6700\u9ad8\u5230\u9054\u70b9Hmax\u306f\u4ee5\u4e0b\u306e\u5f0f\u3067\u4e0e\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<p>v0 = \u221a( g * l \/ ( sin\u03b8 * cos\u03b8 ) ) (1)<br \/>\nt = v0 * v0 * sin\u03b8 * cos\u03b8 \/ g (2)<br \/>\nHmax = v0 * v0 * sin\u03b8 * sin\u03b8 \/ ( 2 * g ) (3)<\/p>\n<p>(1)\u3088\u308a<br \/>\n\u3053\u3053\u3067<br \/>\nl:(\u6771\u4eac-\u30b5\u30f3\u30d5\u30e9\u30f3\u30b7\u30b9\u30b3\u9593\u306e\u8ddd\u96e2):8,280km = 8.280 * 10^6m<br \/>\nv0:\u521d\u901f\u5ea6<br \/>\n\u03b8:45\u00b0<br \/>\ng\uff1a\u91cd\u529b\u52a0\u901f\u5ea6(\u22529.8 m \/ s \/ s)<\/p>\n<p>\u3067\u3042\u308b\u306e\u3067\u521d\u901f\u5ea6\u3092\u6c42\u3081\u3066\u307f\u308b\u3068<\/p>\n<p>v0 = \u221a( g * l \/ ( 2 * cos(45\u00b0) * sin(45\u00b0)))<br \/>\n\u3053\u3053\u3067<\/p>\n<p>cos(45\u00b0) = sin(45\u00b0) = \u221a2 \/ 2 \u2252 0.717<\/p>\n<p>\u3088\u308a\u3001<br \/>\nv0 = 9000 [m\/s]<\/p>\n<p>\u306a\u3093\u3068\u30de\u30c3\u30cf26.5\u3082\u306e\u901f\u5ea6\u3067\u6253\u3061\u51fa\u3055\u306a\u3044\u3068\u3001\u592a\u5e73\u6d0b\u3092\u6a2a\u65ad\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u306d\u3002<\/p>\n<p>\u3055\u3089\u306b\u3053\u306e\u6642\u4f53\u306b\u304b\u304b\u308b\u8ca0\u8377\u3092\u8a08\u7b97\uff08\uff11\u79d2\u9593\u3042\u305f\u308a\u306e\u52a0\u901f\u5ea6\u3092\u6c42\u3081\u3066\u3001\u91cd\u529b\u52a0\u901f\u5ea6\u3067\u5272\u308b)\u3059\u308b\u3068<br \/>\n\uff19\uff12\uff10G\u3068\u3044\u3046\u3053\u3068\u3067\u4eba\u9593\u304c\u4eba\u9593\u306e\u59ff\u3092\u4fdd\u3066\u306a\u3044\u307b\u3069\u306e\u8ca0\u8377\u304c\u4e0e\u3048\u3089\u308c\u308b\u3068\u3044\u3046\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u307e\u305f\u3001\u3053\u306e\u65c5\u884c\u3092\u3059\u308b\u306e\u306b\u304b\u304b\u308b\u6642\u9593\u3092(2)\u3068\u5148\u307b\u3069\u5f97\u305f\u521d\u901f\u5ea6\u304b\u3089\u8a08\u7b97\u3059\u308b\u3068<br \/>\nt = 4,131405s\u3068\u306a\u308a\u3001\u306a\u3093\u306825\u6642\u959340\u5206\u8fd1\u304f\u7a7a\u4e2d\u306b\u3044\u308b\u3053\u3068\u304c\u660e\u3089\u304b\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u3053\u306e\u65c5\u884c\u4e2d\u306e\u6700\u9ad8\u5230\u9054\u70b9Hmax\u3092(3)\u3068\u521d\u901f\u5ea6\u3001\u6642\u9593\u304b\u3089\u6c42\u3081\u3066\u307f\u308b\u3068<br \/>\n\u306a\u3093\u3068<br \/>\n1,748,411km\uff08\u7d04175\u4e07km)\u3068\u3044\u3046\u3053\u3068\u3067<br \/>\n\u3053\u3053\u304b\u3089\u3060\u3068\u3001\u6708(\u5730\u7403-\u6708\u306e\u8ddd\u96e2\u306f\u304a\u3088\u305d38\u4e07km)\u306e\u306f\u308b\u304b\u4e0a\u7a7a\u307e\u3067\u5230\u9054\u3067\u304d\u308b\u307f\u305f\u3044\u3067\u3059\u306d\u3002<\/p>\n<p>\u306a\u3093\u304b\u8efd\u3044\u6c17\u6301\u3061\u3067\u8a08\u7b97\u3057\u3066\u307f\u307e\u3057\u305f\u304c\u3001\u7d50\u69cb\u3048\u3050\u3044\u7d50\u679c\u3068\u306a\u3063\u3066\u9a5a\u3044\u3066\u307e\u3059\u3002<\/p>\n<p>\u9762\u767d\u3044\u3068\u601d\u3063\u305f\u3089\u3001\u3044\u3044\u306d\u30b7\u30a7\u30a2\u3088\u308d\u3057\u304f\u3067\u3059\u3002<\/p>\n<p>\u305d\u308c\u3067\u306f\u6b21\u56de\u306e\u8a18\u4e8b\u3067\u304a\u4f1a\u3044\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u904e\u53bb\u306e\u8a18\u4e8b\u306f<a href=\"https:\/\/vitalify.jp\/blog\/author\/tnatsume\">\u3053\u3061\u3089<\/a>\u304b\u3089<\/p>\n<div class='wp_social_bookmarking_light'>\n            <div class=\"wsbl_facebook_like\"><div id=\"fb-root\"><\/div><fb:like href=\"https:\/\/vitalify.jp\/blog\/2019\/05\/pacific-ocean%e3%81%b2%e3%81%a8%e3%81%a3%e9%a3%9b%e3%81%b3%e3%80%9c.html\" layout=\"button_count\" action=\"like\" share=\"false\" show_faces=\"false\" ><\/fb:like><\/div>\n            <div class=\"wsbl_google_plus_one\"><g:plusone size=\"medium\" annotation=\"none\" href=\"https:\/\/vitalify.jp\/blog\/2019\/05\/pacific-ocean%e3%81%b2%e3%81%a8%e3%81%a3%e9%a3%9b%e3%81%b3%e3%80%9c.html\" ><\/g:plusone><\/div>\n            <div class=\"wsbl_hatena_button\"><a href=\"\/\/b.hatena.ne.jp\/entry\/https:\/\/vitalify.jp\/blog\/2019\/05\/pacific-ocean%e3%81%b2%e3%81%a8%e3%81%a3%e9%a3%9b%e3%81%b3%e3%80%9c.html\" class=\"hatena-bookmark-button\" data-hatena-bookmark-title=\"Pacific Ocean\u3072\u3068\u3063\u98db\u3073\u301c\" data-hatena-bookmark-layout=\"standard\" title=\"\u3053\u306e\u30a8\u30f3\u30c8\u30ea\u30fc\u3092\u306f\u3066\u306a\u30d6\u30c3\u30af\u30de\u30fc\u30af\u306b\u8ffd\u52a0\"> <img 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