{"id":103447,"date":"2023-11-21T10:33:37","date_gmt":"2023-11-21T10:33:37","guid":{"rendered":"https:\/\/science-hub.click\/%E3%83%95%E3%82%A7%E3%83%BC%E3%82%B6%E3%83%BC%28%E7%89%A9%E7%90%86%E5%AD%A6%29%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A6%E8%A9%B3%E3%81%97%E3%81%8F%E8%A7%A3%E8%AA%AC\/"},"modified":"2023-11-21T10:33:37","modified_gmt":"2023-11-21T10:33:37","slug":"%E3%83%95%E3%82%A7%E3%83%BC%E3%82%B6%E3%83%BC%28%E7%89%A9%E7%90%86%E5%AD%A6%29%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A6%E8%A9%B3%E3%81%97%E3%81%8F%E8%A7%A3%E8%AA%AC","status":"publish","type":"post","link":"https:\/\/science-hub.click\/?p=103447","title":{"rendered":"\u30d5\u30a7\u30fc\u30b6\u30fc (\u7269\u7406\u5b66)\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u89e3\u8aac"},"content":{"rendered":"<div><div><h2>\u5c0e\u5165<\/h2><p>\u7269\u7406\u5b66\u304a\u3088\u3073\u5de5\u5b66\u306b\u304a\u3044\u3066\u3001<b>\u30d5\u30a7\u30fc\u30b6\u306f\u3001<\/b>\u632f\u5e45 ( <b>A<\/b> )\u3001\u4f4d\u76f8 ( <b>\u03b8<\/b> )\u3001\u304a\u3088\u3073\u5468\u6ce2\u6570 ( <b>\u03c9<\/b> ) \u304c\u6642\u9593\u306b\u4f9d\u5b58\u3057\u306a\u3044<span title=\"\u6b63\u5f26\u6ce2\uff08\u30da\u30fc\u30b8\u304c\u5b58\u5728\u3057\u307e\u305b\u3093\uff09\">\u6b63\u5f26\u6ce2<\/span>\u306e\u8868\u73fe\u3067\u3059\u3002\u3053\u308c\u306f\u3001<span title=\"\u5206\u6790\u4fe1\u53f7 (\u30da\u30fc\u30b8\u304c\u5b58\u5728\u3057\u307e\u305b\u3093)\">\u5206\u6790\u8868\u73fe<\/span>\u3068\u547c\u3070\u308c\u308b\u3088\u308a\u4e00\u822c\u7684\u306a\u6982\u5ff5\u306e\u5fdc\u7528\u3067\u3059\u3002\u30d5\u30a7\u30fc\u30b6\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u3053\u308c\u3089 3 \u3064\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092 3 \u3064\u306e\u72ec\u7acb\u3057\u305f\u56e0\u5b50\u306b\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u305f\u3081\u3001\u7279\u5b9a\u306e\u8a08\u7b97\u304c\u7c21\u7d20\u5316\u3055\u308c\u307e\u3059\u3002\u7279\u306b\u3001\u6b63\u5f26<span><a href=\"https:\/\/science-hub.click\/?p=5500\">\u6ce2<\/a><\/span>\u306e\u6642\u9593\u7684\u30ea\u30f3\u30af\u3082\u542b\u3080\u300c<span><a href=\"https:\/\/science-hub.click\/?p=21808\">\u5468\u6ce2\u6570<\/a><\/span>\u300d\u8981\u7d20\u306f\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u6b63\u5f26\u6ce2\u306e<span><a href=\"https:\/\/science-hub.click\/?p=104419\">\u7dda\u5f62\u7d50\u5408<\/a><\/span>\u306e\u3059\u3079\u3066\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u5171\u901a\u3067\u3059\u3002\u30d5\u30a7\u30fc\u30b6\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001<span><a href=\"https:\/\/science-hub.click\/?p=46442\">\u9759\u7684\u306a<\/a><\/span><span><a href=\"https:\/\/science-hub.click\/?p=63935\">\u632f\u5e45<\/a><\/span>\u3068<span><a href=\"https:\/\/science-hub.click\/?p=15396\">\u4f4d\u76f8<\/a><\/span>\u306b\u95a2\u3059\u308b\u60c5\u5831\u3092 (\u4e09\u89d2\u95a2\u6570\u3067\u306f\u306a\u304f) \u4ee3\u6570\u7684\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<i>\u30d5\u30a7\u30fc\u30b6\u30fc<\/i>\u3068\u3044\u3046\u7528\u8a9e\u306f\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u3053\u308c\u3089 2 \u3064\u306e\u8981\u7d20\u3092\u6307\u3057\u307e\u3059\u3002\u53e4\u3044\u30c6\u30ad\u30b9\u30c8\u3067\u306f<span>( <abbr class=\"abbr\" title=\"\u8a00\u8a9e: \u82f1\u8a9e\">en<\/abbr> )<\/span> <i>sinor<\/i>\u3068\u3044\u3046\u5358\u8a9e\u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p><figure class=\"wp-block-image size-large is-style-default\">\n<img decoding=\"async\" alt=\"\u30d5\u30a7\u30fc\u30b6\u30fc (\u7269\u7406\u5b66)\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u89e3\u8aac\" class=\"aligncenter\" onerror=\"this.style.display=none;\" src=\"https:\/\/img.youtube.com\/vi\/s8U3uI1YIjE\/0.jpg\" style=\"width:100%;\"\/><\/figure><h2>\u610f\u5473<\/h2><p>\u30aa\u30a4\u30e9\u30fc\u306e\u516c\u5f0f\u306f\u3001\u6b63\u5f26\u6ce2\u304c 2 \u3064\u306e\u8907\u7d20\u95a2\u6570\u306e\u548c\u3068\u3057\u3066\u6570\u5b66\u7684\u306b\u8868\u73fe\u3067\u304d\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059<b>\u3002<\/b> <\/p><dl><dd><div class=\"math-formual notranslate\">$$ {A\\cdot \\cos(\\omega t + \\theta) = A\/2\\cdot e^{j(\\omega t + \\theta)} + A\/2\\cdot e^{-j(\\omega t + \\theta)},} $$<\/div><\/dd><\/dl><p>\u307e\u305f\u306f\u3001\u3044\u305a\u308c\u304b\u306e\u95a2\u6570\u306e\u5b9f\u90e8\u3068\u3057\u3066<b>:<\/b> <\/p><dl><dd><div class=\"math-formual notranslate\">$$ { \\begin{align} A\\cdot \\cos(\\omega t + \\theta) &amp;= \\operatorname{Re} \\left\\{ A\\cdot e^{j(\\omega t + \\theta)}\\right\\} \\\\ &amp;= \\operatorname{Re} \\left\\{ A e^{j\\theta} \\cdot e^{j\\omega t}\\right\\}. \\end{align} } $$<\/div><\/dd><\/dl><p>\u4e0a\u3067\u8aac\u660e\u3057\u305f\u3088\u3046\u306b\u3001<i>\u30d5\u30a7\u30fc\u30b6\u30fc\u306f<\/i>\u6b21\u306e\u3082\u306e\u3092\u53c2\u7167\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002 <div class=\"math-formual notranslate\">$$ {A e^{j\\theta} e^{j\\omega t}\\,} $$<\/div>\u307e\u305f\u306f\u5358\u306b\u8907\u7d20\u5b9a\u6570<div class=\"math-formual notranslate\">$$ {A e^{j\\theta}\\,} $$<\/div> \u3002\u6700\u5f8c\u306e\u30b1\u30fc\u30b9\u306f\u3001\u6163\u4f8b\u306b\u3088\u308a\u3001\u6697\u9ed9\u306e\u6ce2\u306e\u632f\u5e45\u3068\u4f4d\u76f8\u3092\u4f7f\u7528\u3057\u305f\u77ed\u7e2e\u8868\u8a18\u3067\u3059\u3002<\/p><p>\u3055\u3089\u306b\u30b3\u30f3\u30d1\u30af\u30c8\u306a\u8868\u8a18\u6cd5\u306f<span title=\"\u89d2\u5ea6\u8868\u8a18 (\u30da\u30fc\u30b8\u306f\u5b58\u5728\u3057\u307e\u305b\u3093)\">\u89d2\u5ea6\u8868\u8a18\u6cd5<\/span>\u3067\u3059<b>\u3002<\/b> <div class=\"math-formual notranslate\">$$ {A \\angle \\theta.\\,} $$<\/div><\/p><h2>\u96fb\u6c17\u56de\u8def\u306e\u6cd5\u5247<\/h2><p>\u30d5\u30a7\u30fc\u30b6\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001 <span><a href=\"https:\/\/science-hub.click\/?p=104057\">DC<\/a><\/span>\u56de\u8def\u3092\u89e3\u304f\u305f\u3081\u306e\u30c6\u30af\u30cb\u30c3\u30af\u3092<span><a href=\"https:\/\/science-hub.click\/?p=56159\">AC<\/a><\/span>\u56de\u8def\u3092\u89e3\u304f\u306e\u306b\u9069\u7528\u3067\u304d\u307e\u3059\u3002\u57fa\u672c\u7684\u306a\u6cd5\u5f8b\u306e\u30ea\u30b9\u30c8\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p><ul><li><b>\u62b5\u6297\u5668\u306b\u304a\u3051\u308b\u30aa\u30fc\u30e0\u306e\u6cd5\u5247:<\/b>\u62b5\u6297\u5668\u306b\u306f\u6642\u9593\u30b7\u30d5\u30c8\u304c\u306a\u3044\u305f\u3081\u3001<span><a href=\"https:\/\/science-hub.click\/?p=26568\">\u4fe1\u53f7<\/a><\/span>\u306e\u4f4d\u76f8\u306f\u5909\u5316\u3057\u307e\u305b\u3093\u3002\u305d\u306e\u305f\u3081\u3001 <i>V<\/i> = <i>IR \u304c<\/i>\u6b63\u78ba\u306a\u307e\u307e\u306b\u306a\u308a\u307e\u3059\u3002<\/li><li><b>\u62b5\u6297\u3001\u30a4\u30f3\u30c0\u30af\u30bf\u30f3\u30b9\u3001\u304a\u3088\u3073\u30ad\u30e3\u30d1\u30b7\u30bf\u30f3\u30b9\u306b\u304a\u3051\u308b\u30aa\u30fc\u30e0\u306e\u6cd5\u5247:<\/b> <i>V<\/i> = <i>IZ<\/i> \u3001 <i>Z \u306f<\/i>\u8907\u7d20<span><a href=\"https:\/\/science-hub.click\/?p=8700\">\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9<\/a><\/span>\u3067\u3059\u3002<\/li><li> AC \u56de\u8def\u3067\u306f\u3001\u56de\u8def\u5185\u306e<span><a href=\"https:\/\/science-hub.click\/?p=87799\">\u5e73\u5747<\/a><\/span>\u96fb\u529b\u3092\u8868\u3059\u6709\u52b9<span><a href=\"https:\/\/science-hub.click\/?p=15958\">\u96fb\u529b<\/a><\/span>( <i>P<\/i> ) \u3068\u3001\u96fb\u529b\u306e\u524d\u5f8c\u306e\u5909\u52d5\u3092\u793a\u3059\u7121\u52b9\u96fb\u529b ( <i>Q<\/i> ) \u304c\u3042\u308a\u307e\u3059\u3002<span title=\"\u8907\u7d20\u96fb\u529b\uff08\u30da\u30fc\u30b8\u304c\u5b58\u5728\u3057\u307e\u305b\u3093\uff09\">\u8907\u7d20\u96fb\u529b<\/span><i>S<\/i> = <i>P<\/i> + <i>jQ<\/i>\u3068\u3001 <i>S<\/i>\u306e\u632f\u5e45\u3067\u3042\u308b\u76ae\u76f8\u96fb\u529b\u3082\u5b9a\u7fa9\u3067\u304d\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u30d5\u30a7\u30fc\u30b6\u3067\u8868\u3055\u308c\u308b\u4ea4\u6d41\u56de\u8def\u306e\u3079\u304d\u4e57\u5247\u306f<i>S<\/i> = <i>VI<\/i> <sup>*<\/sup> ( <i>I<\/i> <sup>*<\/sup>\u306f<i>I<\/i>\u306e\u8907\u7d20<span><a href=\"https:\/\/science-hub.click\/?p=99633\">\u5171\u5f79<\/a><\/span>) \u3068\u306a\u308a\u307e\u3059\u3002<\/li><li><span><a href=\"https:\/\/science-hub.click\/?p=8830\">\u30ad\u30eb\u30d2\u30db\u30c3\u30d5\u306e\u6cd5\u5247\u306f\u3001<\/a><\/span>\u8907\u7d20\u5f62\u5f0f\u306e\u30d5\u30a7\u30fc\u30b6\u30fc\u306b\u5bfe\u3057\u3066\u6709\u52b9\u3067\u3059\u3002<\/li><\/ul><p>\u30d5\u30a7\u30fc\u30b6\u3092\u4f7f\u7528\u3057\u305f\u56de\u8def\u89e3\u6790\u624b\u6cd5\u3092\u9069\u7528\u3057\u3066\u3001\u62b5\u6297\u3001\u9759\u96fb\u5bb9\u91cf\u3001\u304a\u3088\u3073\u30a4\u30f3\u30c0\u30af\u30bf\u30f3\u30b9\u3092\u542b\u3080\u5358\u4e00\u5468\u6ce2\u6570 AC \u56de\u8def\u3092\u89e3\u6790\u3067\u304d\u307e\u3059\u3002\u8907\u6570\u306e\u5468\u6ce2\u6570\u306e AC \u56de\u8def\u3084\u3055\u307e\u3056\u307e\u306a\u6ce2\u5f62\u3092\u6301\u3064\u56de\u8def\u3092\u89e3\u6790\u3057\u3066\u3001\u3059\u3079\u3066\u306e\u6ce2\u5f62\u3092\u6b63\u5f26\u6ce2\u306e\u6210\u5206 (\u632f\u5e45\u3068\u4f4d\u76f8) \u306b\u5909\u63db\u3057\u3001\u5404\u5468\u6ce2\u6570\u3092\u500b\u5225\u306b\u89e3\u6790\u3059\u308b\u3053\u3068\u3067\u96fb\u5727\u3068\u96fb\u6d41\u3092\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p><h2>\u30d5\u30a7\u30a4\u30b6\u30fc\u6f14\u7b97<\/h2><figure class=\"wp-block-image size-large is-style-default\">\n<img decoding=\"async\" alt=\"\u30d5\u30a7\u30fc\u30b6\u30fc (\u7269\u7406\u5b66)\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u89e3\u8aac\" class=\"aligncenter\" onerror=\"this.style.display=none;\" src=\"https:\/\/img.youtube.com\/vi\/to3nrMMbpKw\/0.jpg\" style=\"width:100%;\"\/><\/figure><h3><span><span><a href=\"https:\/\/science-hub.click\/?p=39965\">\u30b9\u30ab\u30e9\u30fc<\/a><\/span>\u306b\u3088\u308b<span><a href=\"https:\/\/science-hub.click\/?p=57404\">\u4e57\u7b97<\/a><\/span><\/span><\/h3><p>\u30d5\u30a7\u30fc\u30b6\u30fc\u306e\u7a4d<div class=\"math-formual notranslate\">$$ {A\\cdot e^{j\\theta}} $$<\/div>\u305d\u3057\u3066\u8907\u7d20\u5b9a\u6570\u3001 <div class=\"math-formual notranslate\">$$ {B\\cdot e^{j\\phi}} $$<\/div>\u5225\u306e\u30d5\u30a7\u30a4\u30b6\u30fc\u3092\u4e0e\u3048\u307e\u3059\u3002\u3053\u306e\u64cd\u4f5c\u306e\u552f\u4e00\u306e\u52b9\u679c\u306f\u3001\u6ce2\u306e\u632f\u5e45\u3068\u4f4d\u76f8\u3092\u5909\u66f4\u3059\u308b\u3053\u3068\u3067\u3059<b>\u3002<\/b> <\/p><dl><dd><div class=\"math-formual notranslate\">$$ { \\begin{align} \\operatorname{Re}\\{(A e^{j\\theta} \\cdot B e^{j\\phi})\\cdot e^{j\\omega t} \\} &amp;= \\operatorname{Re}\\{(AB e^{j(\\theta+\\phi)})\\cdot e^{j\\omega t} \\} \\\\ &amp;= AB \\cos(\\omega t +(\\theta+\\phi)) \\end{align} } $$<\/div><\/dd><\/dl><p>\u305d\u308c\u3067\u3082<div class=\"math-formual notranslate\">$$ {B\\cdot e^{j\\phi}} $$<\/div>\u306f\u30d5\u30a7\u30a4\u30b6\u30fc\u306e\u77ed\u7e2e\u8868\u8a18\u306e\u5f62\u5f0f\u3092\u3068\u308a\u307e\u3059\u304c\u3001\u30d5\u30a7\u30a4\u30b6\u30fc\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30a8\u30ec\u30af\u30c8\u30ed\u30cb\u30af\u30b9\u3067\u306f\u3001\u3053\u308c\u306f\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u3067\u3042\u308a\u3001\u4f4d\u76f8\u30b7\u30d5\u30c8\u306f\u5b9f\u969b\u306b\u306f\u30ea\u30a2\u30af\u30bf\u30f3\u30b9\u306b\u95a2\u9023\u3059\u308b\u6642\u9593\u30b7\u30d5\u30c8\u306b\u3088\u3063\u3066\u5f15\u304d\u8d77\u3053\u3055\u308c\u307e\u3059\u3002 2 \u3064\u306e\u30d5\u30a7\u30fc\u30b6\u306e\u7a4d (\u307e\u305f\u306f 1 \u3064\u306e\u30d5\u30a7\u30fc\u30b6\u306e\u8abf\u6574) \u306f 2 \u3064\u306e\u6b63\u5f26\u6ce2\u306e\u7a4d\u3092\u8868\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u975e\u7dda\u5f62\u6f14\u7b97\u3067\u3042\u308a\u3001\u5225\u306e\u30d5\u30a7\u30fc\u30b6\u3092\u751f\u6210\u3057\u307e\u305b\u3093\u3002<\/p><h3><span>\u5fae\u5206\u3068<span><a href=\"https:\/\/science-hub.click\/?p=8542\">\u7a4d\u5206<\/a><\/span><\/span><\/h3><p>\u30d5\u30a7\u30fc\u30b6\u30fc\u306e<span><a href=\"https:\/\/science-hub.click\/?p=82055\">\u6642\u9593<\/a><\/span><span><a href=\"https:\/\/science-hub.click\/?p=14016\">\u5fae\u5206<\/a><\/span>\u307e\u305f\u306f\u7a4d\u5206\u3082\u30d5\u30a7\u30fc\u30b6\u30fc\u3067\u3059\u3002\u4f8b\u3048\u3070<b>\u200b\u200b\uff1a<\/b> <\/p><dl><dd><div class=\"math-formual notranslate\">$$ { \\begin{align} \\operatorname{Re}\\left\\{\\frac{d}{dt}(A e^{j\\theta} \\cdot e^{j\\omega t})\\right\\} &amp;= \\operatorname{Re}\\{A e^{j\\theta} \\cdot j\\omega e^{j\\omega t}\\} \\\\ &amp;= \\operatorname{Re}\\{A e^{j\\theta} \\cdot e^{j\\pi\/2} \\omega e^{j\\omega t}\\} \\\\ &amp;= \\operatorname{Re}\\{\\omega A e^{j(\\theta + \\pi\/2)} \\cdot e^{j\\omega t}\\} \\\\ &amp;= \\omega A\\cdot \\cos(\\omega t + \\theta + \\pi\/2) \\end{align} } $$<\/div><\/dd><\/dl><p>\u3057\u305f\u304c\u3063\u3066\u3001\u30d5\u30a7\u30fc\u30b6\u30fc\u8868\u73fe\u3067\u306f\u3001\u6b63\u5f26\u6ce2\u306e\u6642\u9593\u4f9d\u5b58\u306e\u5c0e\u51fa\u306f\u5358\u306b\u5b9a\u6570\u306b\u3088\u308b\u4e57\u7b97\u306b\u306a\u308a\u307e\u3059\u3002 <div class=\"math-formual notranslate\">$$ {j \\omega = (e^{j\\pi\/2} \\cdot \\omega).\\,} $$<\/div>\u540c\u69d8\u306b\u3001\u30d5\u30a7\u30fc\u30b6\u30fc\u3092\u7a4d\u5206\u3059\u308b\u3068\u3001\u30d5\u30a7\u30fc\u30b6\u30fc\u306b\u6b21\u306e\u5024\u3092\u4e57\u7b97\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002 <div class=\"math-formual notranslate\">$$ {\\frac{1}{j\\omega} = \\frac{e^{-j\\pi\/2}}{\\omega}.\\,} $$<\/div>\u6642\u9593\u306b\u4f9d\u5b58\u3059\u308b\u8981\u7d20\u3001 <div class=\"math-formual notranslate\">$$ {e^{j\\omega t}\\,} $$<\/div> \u3001\u5f71\u97ff\u3092\u53d7\u3051\u307e\u305b\u3093\u3002\u30d5\u30a7\u30fc\u30b6\u6f14\u7b97\u3092\u4f7f\u7528\u3057\u3066\u7dda\u5f62\u5fae\u5206\u65b9\u7a0b\u5f0f\u3092\u89e3\u304f\u306b\u306f\u3001\u5358\u7d14\u306b\u4fc2\u6570\u3092\u51fa\u529b\u3057\u307e\u3059\u3002 <div class=\"math-formual notranslate\">$$ {e^{j\\omega t}\\,} $$<\/div>\u65b9\u7a0b\u5f0f\u306e\u3059\u3079\u3066\u306e\u9805\u3092\u8a08\u7b97\u3057\u3001\u305d\u308c\u3092\u89e3\u306b\u518d\u633f\u5165\u3057\u307e\u3059\u3002<\/p><p>\u305f\u3068\u3048\u3070\u3001 <span><a href=\"https:\/\/science-hub.click\/?p=108907\">RC \u56de\u8def<\/a><\/span>\u306e\u9759\u96fb\u5bb9\u91cf\u4e21\u7aef\u306e<span><a href=\"https:\/\/science-hub.click\/?p=27492\">\u96fb\u5727<\/a><\/span>\u3092\u8868\u3059\u6b21\u306e\u5fae\u5206\u65b9\u7a0b\u5f0f\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046<b>\u3002<\/b> <\/p><dl><dd><div class=\"math-formual notranslate\">$$ {\\frac{d\\ v_C(t)}{dt} + \\frac{1}{RC}v_C(t) = \\frac{1}{RC}v_S(t)} $$<\/div><\/dd><\/dl><p>\u56de\u8def\u5185\u306e\u96fb\u5727\u6e90\u304c\u6b63\u5f26\u6ce2\u306e\u5834\u5408<b>:<\/b> <\/p><dl><dd><div class=\"math-formual notranslate\">$$ {v_S(t) = V_P\\cdot \\cos(\\omega t + \\theta),\\,} $$<\/div><\/dd><\/dl><p>\u7f6e\u304d\u63db\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059<b>:<\/b> <\/p><dl><dd><div class=\"math-formual notranslate\">$$ { \\begin{align} v_S(t) &amp;= \\operatorname{Re} \\{V_s \\cdot e^{j\\omega t}\\} \\\\ \\end{align} } $$<\/div><\/dd><dd><div class=\"math-formual notranslate\">$$ {v_C(t) = \\operatorname{Re} \\{V_c \\cdot e^{j\\omega t}\\},} $$<\/div><\/dd><\/dl><p>\u30d5\u30a7\u30a4\u30b6\u30fc\u304c\u3069\u3053\u306b\u3042\u308b\u306e\u304b<div class=\"math-formual notranslate\">$$ {V_s = V_P e^{j\\theta},\\,} $$<\/div>\u305d\u3057\u3066\u30d5\u30a7\u30a4\u30b6\u30fc\u306f\u3069\u3053\u306b<div class=\"math-formual notranslate\">$$ {V_c\\,} $$<\/div>\u306f\u672a\u77e5\u6570\u3067\u3059\u3002<\/p><p>\u5fae\u5206\u65b9\u7a0b\u5f0f\u306f\u7c21\u7565\u8868\u8a18\u3067\u6b21\u306e\u3088\u3046\u306b\u66f8\u304b\u308c\u307e\u3059<b>\u3002<\/b> <\/p><dl><dd><div class=\"math-formual notranslate\">$$ {j \\omega V_c + \\frac{1}{RC} V_c = \\frac{1}{RC}V_s} $$<\/div><\/dd><\/dl><p>\u9759\u96fb\u5bb9\u91cf\u306e\u96fb\u5727\u3092\u4e0e\u3048\u308b\u89e3\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059<b>\u3002<\/b> <\/p><dl><dd><div class=\"math-formual notranslate\">$$ { V_c = \\frac{1}{1 + j \\omega RC} \\cdot (V_s) = \\frac{1-j\\omega R C}{1+(\\omega R C)^2} \\cdot (V_P e^{j\\theta})\\, } $$<\/div><\/dd><\/dl><p>\u3053\u308c\u307e\u3067\u898b\u3066\u304d\u305f\u3088\u3046\u306b\u3001\u4e00\u5b9a\u306e\u8907\u7d20\u4fc2\u6570\u306f\u3001\u632f\u5e45\u3068\u4f4d\u76f8\u306e\u5dee\u3092\u8868\u3057\u307e\u3059\u3002 <div class=\"math-formual notranslate\">$$ {v_C(t)\\,} $$<\/div>\u306b\u5fdc\u3058\u3066<div class=\"math-formual notranslate\">$$ {V_P\\,} $$<\/div>\u305d\u3057\u3066<div class=\"math-formual notranslate\">$$ {\\theta.\\,} $$<\/div><\/p><p>\u6975\u8868\u8a18\u3067\u306f\u3001\u4fc2\u6570\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059<b>\u3002<\/b> <\/p><dl><dd><div class=\"math-formual notranslate\">$$ {\\frac{1}{\\sqrt{1 + (\\omega RC)^2}}\\cdot e^{-j \\phi(\\omega)},\\,} $$<\/div>\u3069\u3053<div class=\"math-formual notranslate\">$$ {\\phi(\\omega) = \\arctan(\\omega RC).\\,} $$<\/div><\/dd><\/dl><p>\u305d\u308c\u3067<b>\uff1a<\/b> <\/p><dl><dd><div class=\"math-formual notranslate\">$$ {v_C(t) = \\frac{1}{\\sqrt{1 + (\\omega RC)^2}}\\cdot V_P \\cos(\\omega t + \\theta- \\phi(\\omega))} $$<\/div><\/dd><\/dl><h3><span><span><a href=\"https:\/\/science-hub.click\/?p=30030\">\u8ffd\u52a0<\/a><\/span><\/span><\/h3><p>\u8907\u6570\u306e\u30d5\u30a7\u30fc\u30b6\u30fc\u306e\u5408\u8a08\u304c\u5225\u306e\u30d5\u30a7\u30fc\u30b6\u30fc\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u540c\u3058\u5468\u6ce2\u6570\u306e 2 \u3064\u306e\u6b63\u5f26\u6ce2\u306e\u5408\u8a08\u3082\u6b63\u5f26\u6ce2\u3067\u3042\u308b\u305f\u3081\u3067\u3059<b>\u3002<\/b> <\/p><dl><dd><div class=\"math-formual notranslate\">$$ { \\begin{align} A_1 \\cos(\\omega t + \\theta_1) + A_2 \\cos(\\omega t + \\theta_2) &amp;= \\operatorname{Re} \\{A_1 e^{j\\theta_1}e^{j\\omega t}\\} + \\operatorname{Re} \\{A_2 e^{j\\theta_2}e^{j\\omega t}\\} \\\\ &amp;= \\operatorname{Re} \\{A_1 e^{j\\theta_1}e^{j\\omega t} + A_2 e^{j\\theta_2}e^{j\\omega t}\\} \\\\ &amp;= \\operatorname{Re} \\{(A_1 e^{j\\theta_1} + A_2 e^{j\\theta_2})e^{j\\omega t}\\} \\\\ &amp;= \\operatorname{Re} \\{(A_3 e^{j\\theta_3})e^{j\\omega t}\\} \\\\ &amp;= A_3 \\cos(\\omega t + \\theta_3), \\end{align} } $$<\/div><\/dd><\/dl><p>\u307e\u305f\u306f<b>\uff1a<\/b> <\/p><dl><dd><div class=\"math-formual notranslate\">$$ { A_3^2 = (A_1 \\cos(\\theta_1)+A_2 \\cos(\\theta_2))^2 + (A_1 \\sin(\\theta_1)+A_2 \\sin(\\theta_2))^2 } $$<\/div><\/dd><dd><div class=\"math-formual notranslate\">$$ { \\tan(\\theta_3) = \\frac{A_1 \\sin(\\theta_1)+A_2 \\sin(\\theta_2)}{A_1 \\cos(\\theta_1)+A_2 \\cos(\\theta_2)}. } $$<\/div><\/dd><\/dl><p><b>\u7269\u7406\u5b66<\/b>\u3067\u306f\u3001\u3053\u306e\u52a0\u7b97\u306f\u6b63\u5f26\u6ce2\u304c\u4e92\u3044\u306b\u5efa\u8a2d\u7684\u307e\u305f\u306f\u7834\u58ca\u7684\u306b\u5e72\u6e09\u3059\u308b\u3068\u304d\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u4e0a\u8a18\u306e\u8a08\u7b97\u3092\u8868\u3059\u5225\u306e\u65b9\u6cd5\u306f\u30012 \u3064\u306e\u5ea7\u6a19<b>\u30d9\u30af\u30c8\u30eb<\/b>\u3092\u52a0\u7b97\u3059\u308b\u3053\u3068\u3067\u3059\u3002 <div class=\"math-formual notranslate\">$$ {[A_1 \\cos(\\theta_1), A_1 \\sin(\\theta_1)]\\,} $$<\/div>\u305d\u3057\u3066<div class=\"math-formual notranslate\">$$ {[A_2 \\cos(\\theta_2), A_2 \\sin(\\theta_2)]\\,} $$<\/div>\u5ea7\u6a19\u7d50\u679c\u3092\u751f\u6210\u3059\u308b<div class=\"math-formual notranslate\">$$ {[A_3 \\cos(\\theta_3), A_3 \\sin(\\theta_3)].\\,} $$<\/div><\/p><div><div> <figure class=\"wp-block-image size-large is-style-default\">\n<img decoding=\"async\" alt=\"\" class=\"aligncenter\" onerror=\"this.style.display=none;\" src=\"https:\/\/img.youtube.com\/vi\/8fszqOSxSDE\/0.jpg\" style=\"width:100%;\"\/><\/figure><div>\u5b8c\u5168\u7834\u58ca\u7684\u5e72\u6e09\u306b\u304a\u3051\u308b 3 \u3064\u306e\u6ce2\u306e<span><a href=\"https:\/\/science-hub.click\/?p=650\">\u4f4d\u76f8\u56f3<\/a><\/span><\/div><\/div><\/div><p><span><a href=\"https:\/\/science-hub.click\/?p=66129\">\u30d9\u30af\u30c8\u30eb<\/a><\/span>\u306e\u6982\u5ff5\u306f\u3001\u3053\u306e\u7a2e\u306e\u8cea\u554f\u306b\u7b54\u3048\u308b\u305f\u3081\u306e\u52b9\u679c\u7684\u306a<span><a href=\"https:\/\/science-hub.click\/?p=54217\">\u30c4\u30fc\u30eb<\/a><\/span>\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u300c3 \u3064\u306e\u540c\u4e00\u306e\u6ce2\u304c\u4e92\u3044\u306b\u5b8c\u5168\u306b\u6253\u3061\u6d88\u3057\u5408\u3046\u305f\u3081\u306b\u306f\u3001\u305d\u308c\u3089\u306e\u9593\u306b\u3069\u306e\u3088\u3046\u306a\u4f4d\u76f8\u5dee\u304c\u5fc5\u8981\u3067\u3059\u304b? \u3053\u306e\u5834\u5408\u3001\u540c\u4e00\u306e\u898f\u683c\u306e 3 \u3064\u306e\u30d9\u30af\u30c8\u30eb\u3092\u60f3\u50cf\u3057\u3066\u914d\u7f6e\u3059\u308b\u3060\u3051\u3067\u5341\u5206\u3067\u3059\u3002\u3053\u306e\u6761\u4ef6\u3092\u6e80\u305f\u3059\u5f62\u72b6\u306f<span><a href=\"https:\/\/science-hub.click\/?p=83821\">\u6b63\u4e09\u89d2\u5f62<\/a><\/span>\u3067\u3042\u308a\u3001\u5404\u30d5\u30a7\u30fc\u30b6\u3068\u6b21\u306e\u30d5\u30a7\u30fc\u30b6\u306e\u9593\u306e<span><a href=\"https:\/\/science-hub.click\/?p=108487\">\u89d2\u5ea6<\/a><\/span>\u306f 120\u00b0 (2\u03c0\/3) \u3067\u3042\u308b\u3053\u3068\u306f\u660e\u3089\u304b\u3067\u3059\u3002<span>\u3057\u305f\u304c\u3063\u3066<\/span>\u3001\u5404\u6ce2\u9593\u306e\u671b\u307e\u3057\u3044\u4f4d\u76f8\u5dee\u306f 120\u00b0<span><a href=\"https:\/\/science-hub.click\/?p=17420\">\u3067\u3059<\/a><\/span>\u3002<\/p><p>\u3064\u307e\u308a\u3001\u3053\u308c\u306f\u6b21\u306e\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059<b>\u3002<\/b> <\/p><dl><dd><div class=\"math-formual notranslate\">$$ {\\cos(\\omega t) + \\cos(\\omega t + 2\\pi\/3) + \\cos(\\omega t +4\\pi\/3) = 0.\\,} $$<\/div><\/dd><\/dl><p> 3 \u6ce2\u306e\u4f8b\u3067\u306f\u3001\u6700\u521d\u306e\u6ce2\u3068\u6700\u5f8c\u306e\u6ce2\u306e\u4f4d\u76f8\u5dee\u306f 240\u00b0\u3067\u3059\u304c\u30012 \u6ce2\u306e\u5834\u5408\u3001\u5f31\u3081\u5408\u3046<span><a href=\"https:\/\/science-hub.click\/?p=4386\">\u5e72\u6e09\u306f<\/a><\/span>180\u00b0\u3067\u767a\u751f\u3057\u307e\u3059\u3002<span><a href=\"https:\/\/science-hub.click\/?p=96157\">\u7121\u9650\u306e<\/a><\/span><span><a href=\"https:\/\/science-hub.click\/?p=71097\">\u6570<\/a><\/span>\u306e\u6ce2\u306b\u5411\u304b\u3046\u50be\u5411\u304c\u3042\u308b\u305f\u3081\u3001\u30d5\u30a7\u30fc\u30b6\u30fc\u306f<span><a href=\"https:\/\/science-hub.click\/?p=69721\">\u5186\u3092<\/a><\/span>\u5f62\u6210\u3057\u3001\u6700\u521d\u306e\u6ce2\u304c\u6700\u5f8c\u306e\u6ce2\u3068\u307b\u307c\u5e73\u884c\u306b\u306a\u308b\u3088\u3046\u306b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u591a\u304f\u306e\u767a\u751f\u6e90\u3067\u306f\u3001\u6700\u521d\u306e\u6ce2\u3068\u6700\u5f8c\u306e\u6ce2\u304c 360 \u5ea6\u3001\u3064\u307e\u308a\u6ce2\u9577<span>\u03bb<\/span>\u3060\u3051\u7570\u306a\u308b\u5834\u5408\u306b\u76f8\u6bba\u7684\u5e72\u6e09\u304c\u767a\u751f\u3059\u308b\u3053\u3068\u3092\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002\u540c\u69d8\u306b\u3001\u5358\u7d14\u306a\u30b9\u30ea\u30c3\u30c8<span><a href=\"https:\/\/science-hub.click\/?p=26848\">\u56de\u6298<\/a><\/span>\u3067\u306f\u3001\u9060\u7aef\u304b\u3089\u306e<span><a href=\"https:\/\/science-hub.click\/?p=24482\">\u5149\u304c<\/a><\/span>\u8fd1\u7aef\u304b\u3089\u306e\u5149\u3088\u308a\u3082 1 \u6ce2\u9577\u9577\u304f\u9032\u3080\u3068\u304d\u306b\u6700\u5c0f\u5024\u304c\u767a\u751f\u3057\u307e\u3059\u3002<\/p><h3><span>\u72b6\u614b\u56f3<\/span><\/h3><p>\u96fb\u6c17\u304a\u3088\u3073\u96fb\u5b50\u6280\u8853\u8005\u306f\u3001\u76f8\u56f3\u3092\u4f7f\u7528\u3057\u3066\u3001\u8907\u96d1\u306a\u5b9a\u6570\u3068\u5909\u6570 (\u30d5\u30a7\u30fc\u30b6\u30fc) \u3092\u8868\u3057\u307e\u3059\u3002\u30d9\u30af\u30c8\u30eb\u3068\u540c\u69d8\u3001\u77e2\u5370\u306f\u30d5\u30a7\u30fc\u30b6\u30fc\u3092\u8868\u3057\u307e\u3059\u3002\u30c7\u30ab\u30eb\u30c8\u8868\u73fe\u3068\u6975\u5ea7\u6a19\u8868\u73fe\u306b\u306f\u305d\u308c\u305e\u308c\u5229\u70b9\u304c\u3042\u308a\u307e\u3059\u3002<\/p><\/div><h2 class=\"ref_link\">\u53c2\u8003\u8cc7\u6599<\/h2><ol><li><a class=\"notranslate\" href=\"https:\/\/af.wikipedia.org\/wiki\/Fasors\">Fasors \u2013 afrikaans<\/a><\/li><li> <a class=\"notranslate\" href=\"https:\/\/ar.wikipedia.org\/wiki\/%D9%85%D8%B7%D9%88%D8%A7%D8%B1\">\u0645\u0637\u0648\u0627\u0631 \u2013 arabe<\/a><\/li><li> <a class=\"notranslate\" href=\"https:\/\/bg.wikipedia.org\/wiki\/%D0%9A%D0%BE%D0%BC%D0%BF%D0%BB%D0%B5%D0%BA%D1%81%D0%B5%D0%BD_%D0%B2%D0%B5%D0%BA%D1%82%D0%BE%D1%80\">\u041a\u043e\u043c\u043f\u043b\u0435\u043a\u0441\u0435\u043d \u0432\u0435\u043a\u0442\u043e\u0440 \u2013 bulgare<\/a><\/li><li> <a class=\"notranslate\" href=\"https:\/\/ca.wikipedia.org\/wiki\/Fasor\">Fasor \u2013 catalan<\/a><\/li><li> <a class=\"notranslate\" href=\"https:\/\/cs.wikipedia.org\/wiki\/F%C3%A1zor\">F\u00e1zor \u2013 tch\u00e8que<\/a><\/li><li> <a class=\"notranslate\" href=\"https:\/\/de.wikipedia.org\/wiki\/Phasor\">Phasor \u2013 allemand<\/a><\/li><\/ol><\/div>\n<div class=\"feature-video\">\n <h2>\n  \u30d5\u30a7\u30fc\u30b6\u30fc (\u7269\u7406\u5b66)\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u89e3\u8aac\u30fb\u95a2\u9023\u52d5\u753b\n <\/h2>\n <div class=\"video-item\">\n  \n  <figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\">\n   <div class=\"wp-block-embed__wrapper\">\n    <iframe loading=\"lazy\" title=\"\u3010\u6b66\u4e95\u58ee\u3011\u30b9\u30dd\u30fc\u30c4\u30de\u30f3\u306e\u7269\u7406\u5b66\u3002\u96e3\u3057\u3044\u3053\u3068\u306f\u8003\u3048\u305a\u30b3\u30ec\u3060\u3051\u3057\u3063\u304b\u308a\u7406\u89e3\u3057\u308d\u3010\u5207\u308a\u629c\u304d\u3011\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/P0CBOVsEt9w?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>\n   <\/div>\n  <\/figure>\n  \n <\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u5c0e\u5165 \u7269\u7406\u5b66\u304a\u3088\u3073\u5de5\u5b66\u306b\u304a\u3044\u3066\u3001\u30d5\u30a7\u30fc\u30b6\u306f\u3001\u632f\u5e45 ( A )\u3001\u4f4d\u76f8 ( \u03b8 )\u3001\u304a\u3088\u3073\u5468\u6ce2\u6570 ( \u03c9 ) \u304c\u6642\u9593\u306b\u4f9d\u5b58\u3057\u306a\u3044\u6b63\u5f26\u6ce2\u306e\u8868\u73fe\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u5206\u6790\u8868\u73fe\u3068\u547c\u3070\u308c\u308b\u3088\u308a\u4e00\u822c\u7684\u306a\u6982\u5ff5\u306e\u5fdc\u7528\u3067\u3059\u3002\u30d5\u30a7\u30fc\u30b6\u30fc\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":103448,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"https:\/\/img.youtube.com\/vi\/Y68iUdWn7Cc\/0.jpg","fifu_image_alt":"\u30d5\u30a7\u30fc\u30b6\u30fc (\u7269\u7406\u5b66)\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u89e3\u8aac","footnotes":""},"categories":[5],"tags":[90073,90072,11,13,10,14,12,8,432,16,15,9],"class_list":["post-103447","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dictionary","tag-m82-galaxie","tag-ss-bremen-1929","tag-techniques","tag-technologie","tag-actualite","tag-news","tag-dossier","tag-definition","tag-physique","tag-sciences","tag-article","tag-explications"],"_links":{"self":[{"href":"https:\/\/science-hub.click\/index.php?rest_route=\/wp\/v2\/posts\/103447"}],"collection":[{"href":"https:\/\/science-hub.click\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/science-hub.click\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/science-hub.click\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/science-hub.click\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=103447"}],"version-history":[{"count":0,"href":"https:\/\/science-hub.click\/index.php?rest_route=\/wp\/v2\/posts\/103447\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/science-hub.click\/index.php?rest_route=\/wp\/v2\/media\/103448"}],"wp:attachment":[{"href":"https:\/\/science-hub.click\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=103447"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/science-hub.click\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=103447"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/science-hub.click\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=103447"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}