{"id":1379,"date":"2024-09-23T14:58:53","date_gmt":"2024-09-23T12:58:53","guid":{"rendered":"https:\/\/solveredu.com\/?p=1379"},"modified":"2026-01-27T23:40:09","modified_gmt":"2026-01-27T22:40:09","slug":"tralicci-bilanciamento-nodi-esempi","status":"publish","type":"post","link":"https:\/\/solveredu.com\/it\/post\/kratownice-metoda-rownowazenia-wezlow-przykladowe-zadania\/","title":{"rendered":"Tralicci - metodo di bilanciamento dei nodi - esempi di attivit\u00e0"},"content":{"rendered":"<p class=\"wp-block-paragraph\" id=\"foo\">In questo articolo imparerete a calcolare le forze nelle membrature di una capriata staticamente determinata utilizzando il metodo del bilanciamento dei nodi.<\/p>\n\n\n\n<ol id=\"iwmbp3uhy3fggp17945259\" class=\"wp-block-list\">\n<li><a href=\"#1qctj\">Metodo di bilanciamento dei nodi<\/a><\/li>\n\n\n\n<li><a href=\"#xvw3h143749\">Manuale di soluzione delle capriate<\/a><\/li>\n\n\n\n<li><a href=\"#igszs30304\">Metodo di bilanciamento dei nodi - esempio di soluzione di un compito<\/a><\/li>\n<\/ol>\n\n\n\n<h1 id=\"1qctj\" class=\"wp-block-heading has-large-font-size\">Metodo di bilanciamento dei nodi<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"jkoif985\"><strong>Metodo di bilanciamento (separazione) dei nodi<\/strong> \u00e8 uno dei metodi utilizzati per risolvere i compiti delle capriate. Si tratta di un metodo analitico che molti considerano il pi\u00f9 semplice, ma che allo stesso tempo richiede molta manodopera e molti calcoli, soprattutto se la capriata ha un gran numero di nodi e membrature.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"9b0514675\">Altri metodi includono:<\/p>\n\n\n\n<ul id=\"i6fzh3uhy3fggp17945268\" class=\"wp-block-list\">\n<li>Metodo analitico-disegnativo Ritter<\/li>\n\n\n\n<li>Metodo di Cremona - tracciatura<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"5bz3j6100\">Il metodo consiste nel calcolare le forze normali nelle membrature della capriata separando successivamente i nodi (cio\u00e8 i punti in cui le membrature si uniscono).<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u00c8 importante che il nodo che stiamo calcolando abbia un valore di <strong>un massimo di due aste<\/strong> di cui non conosciamo le forze normali. Poich\u00e9 abbiamo a disposizione due equazioni di equilibrio (forze orizzontali e forze verticali), possiamo calcolare fino a due forze sconosciute da queste equazioni.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 id=\"xvw3h143749\" class=\"wp-block-heading has-medium-font-size\">Manuale di soluzione delle capriate<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"ya7my143661\">Di seguito troverete la ricetta, le istruzioni in punti per la risoluzione della capriata:<\/p>\n\n\n\n<ol id=\"b0uhr3uhy3fggp17945292\" class=\"wp-block-list\">\n<li><em>Designazione dei nodi - numeri consecutivi (1,2,3...) o lettere dell'alfabeto (A,B,C...)<\/em><\/li>\n\n\n\n<li><em>Designazione dell'asta - di solito cifre consecutive (1,2,3...)<\/em><\/li>\n\n\n\n<li><em>Determinazione delle reazioni nei supporti<\/em><\/li>\n\n\n\n<li><em>Calcolo delle reazioni di supporto dalle equazioni di equilibrio (Fx, Fy, Mi)<\/em><\/li>\n\n\n\n<li><em>Separazione dei nodi e calcolo delle forze nelle barre dalle equazioni di equilibrio (Fx, Fy)<\/em><\/li>\n\n\n\n<li><em>Controllo dell'ultimo nodo - opzionale<\/em><\/li>\n\n\n\n<li><em>Tabella riassuntiva (barra n. -&gt; forza normale)<\/em><\/li>\n\n\n\n<li>Disegno di un diagramma a capriata con i valori delle forze in barre tracciati<\/li>\n<\/ol>\n\n\n\n<h2 id=\"igszs30304\" class=\"wp-block-heading has-medium-font-size\">Metodo di bilanciamento dei nodi - esempio di soluzione di un compito<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"g4vew31777\">Di seguito ho incluso un diagramma della capriata che risolveremo. La travatura \u00e8 composta da 6 nodi e 9 barre. \u00c8 caricata da tre forze concentrate P1=2 kN, P2=6 kN e P3=3 kN.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"t77wp31885\">Ho etichettato i nodi con i numeri da 1 a 6. Nei supporti, ho aggiunto le forze di reazione R1 per il supporto a perno scorrevole nel nodo 1. H4 e V4 per il supporto a perno non scorrevole nel nodo 4. Come promemoria, troverete i tipi di supporti e le reazioni dei supporti in questo documento. <a href=\"https:\/\/solveredu.com\/it\/post\/reazioni-vincolari\/\" rel=\"noreferrer noopener\" target=\"_blank\"><u>ingresso<\/u><\/a><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"944\" height=\"497\" data-attachment-id=\"1382\" data-permalink=\"https:\/\/solveredu.com\/it\/post\/kratownice-metoda-rownowazenia-wezlow-przykladowe-zadania\/przyklad-1\/\" data-orig-file=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-1-1.jpg?fit=944%2C497&amp;ssl=1\" data-orig-size=\"944,497\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"przyklad 1\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-1-1.jpg?fit=944%2C497&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-1-1.jpg?resize=944%2C497&#038;ssl=1\" alt=\"Metodo delle capriate per il bilanciamento dei nodi - esempio di attivit\u00e0, SolverEdu\" class=\"wp-image-1382\" srcset=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-1-1.jpg?w=944&amp;ssl=1 944w, https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-1-1.jpg?resize=300%2C158&amp;ssl=1 300w, https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-1-1.jpg?resize=768%2C404&amp;ssl=1 768w\" sizes=\"auto, (max-width: 944px) 100vw, 944px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"jugqt33923\">Nella fase successiva, calcoleremo le reazioni di supporto dalle tre equazioni di equilibrio.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"614\" height=\"285\" data-attachment-id=\"1384\" data-permalink=\"https:\/\/solveredu.com\/it\/post\/kratownice-metoda-rownowazenia-wezlow-przykladowe-zadania\/przyklad-2-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-2.jpg?fit=614%2C285&amp;ssl=1\" data-orig-size=\"614,285\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1721933118&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"przyklad 2\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-2.jpg?fit=614%2C285&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-2.jpg?resize=614%2C285&#038;ssl=1\" alt=\"Reazioni, Tralicci il metodo di bilanciamento dei nodi-esempio di attivit\u00e0, SolverEdu\" class=\"wp-image-1384\" srcset=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-2.jpg?w=614&amp;ssl=1 614w, https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-2.jpg?resize=300%2C139&amp;ssl=1 300w\" sizes=\"auto, (max-width: 614px) 100vw, 614px\" \/><\/figure>\n\n\n\n<figure style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.536), 20px);\" class=\"wp-block-table\"><table class=\"has-theme-5-background-color has-text-color has-background has-link-color has-fixed-layout\" style=\"color:#ffffff\"><tbody><tr><td>Tutti gli esempi utilizzati in questo post sono stati creati nel mio sito web <a href=\"https:\/\/solveredu.com\/it\/calcolatore-strutture-reticolari\/\" target=\"_blank\" rel=\"noreferrer noopener\"><u>Calcolatore di capriate<\/u><\/a>. In questa applicazione \u00e8 possibile determinare le reazioni di supporto e le forze normali nei membri della capriata. Calcoli passo-passo, disegni delle forze in ogni nodo e calcolo analitico. Non esitate a provarla<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"4wl6557584\">Una volta calcolati i valori delle reazioni di supporto, si pu\u00f2 procedere alla fase successiva, che consiste nel separare i nodi. Nel nostro caso, inizieremo dal nodo n. 1. In questo nodo, abbiamo due barre incognite N1-5 e N1-2. L'angolo di 45 gradi deriva dalla geometria del sistema di barre.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nodo 1<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"472\" height=\"736\" data-attachment-id=\"1386\" data-permalink=\"https:\/\/solveredu.com\/it\/post\/kratownice-metoda-rownowazenia-wezlow-przykladowe-zadania\/przyklad-3\/\" data-orig-file=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-3.jpg?fit=472%2C736&amp;ssl=1\" data-orig-size=\"472,736\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1721933137&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"przyklad 3\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-3.jpg?fit=472%2C736&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-3.jpg?resize=472%2C736&#038;ssl=1\" alt=\"Nodo , Metodo delle capriate per il bilanciamento dei nodi - esempio di attivit\u00e0, SolverEdu\" class=\"wp-image-1386\" srcset=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-3.jpg?w=472&amp;ssl=1 472w, https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-3.jpg?resize=192%2C300&amp;ssl=1 192w\" sizes=\"auto, (max-width: 472px) 100vw, 472px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"ld1za72837\">La figura precedente mostra il diagramma delle forze per il nodo 1 e il calcolo delle forze nelle barre 1-2 e 1-5. Queste forze sono calcolate dalle condizioni di equilibrio <strong>somma delle proiezioni di forza orizzontali<\/strong> e <strong>somma delle proiezioni verticali delle forze<\/strong> deve essere pari a zero. La barra 1-2 \u00e8 in tensione perch\u00e9 il valore della forza \u00e8 positivo. Al contrario, la barra 1-5 \u00e8 compressa perch\u00e9 il valore della forza \u00e8 negativo.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"ok96296824\">Il prossimo nodo che tratteremo \u00e8 il nodo 4. In questo nodo abbiamo anche due forze sconosciute per le barre 4-3 e 4-6. Utilizziamo anche le condizioni di equilibrio somma delle proiezioni delle forze orizzontali e somma delle proiezioni delle forze verticali.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nodo 4<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"501\" height=\"717\" data-attachment-id=\"1387\" data-permalink=\"https:\/\/solveredu.com\/it\/post\/kratownice-metoda-rownowazenia-wezlow-przykladowe-zadania\/przyklad-4\/\" data-orig-file=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-4.jpg?fit=501%2C717&amp;ssl=1\" data-orig-size=\"501,717\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1721933161&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"przyklad 4\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-4.jpg?fit=501%2C717&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-4.jpg?resize=501%2C717&#038;ssl=1\" alt=\"Nodo , Metodo delle capriate per il bilanciamento dei nodi - esempio di attivit\u00e0, SolverEdu\" class=\"wp-image-1387\" srcset=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-4.jpg?w=501&amp;ssl=1 501w, https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-4.jpg?resize=210%2C300&amp;ssl=1 210w\" sizes=\"auto, (max-width: 501px) 100vw, 501px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Quando si disegnano le forze per i nodi successivi, si devono ricordare le reazioni o le forze esterne applicate al nodo. Un errore comune nelle soluzioni di bilanciamento dei nodi \u00e8 quello di omettere queste forze.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"68m4b112645\">Procediamo allo stesso modo con i nodi successivi, tenendo presente che il numero massimo di forze incognite nella barra \u00e8 due.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nodo 3<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"447\" height=\"616\" data-attachment-id=\"1388\" data-permalink=\"https:\/\/solveredu.com\/it\/post\/kratownice-metoda-rownowazenia-wezlow-przykladowe-zadania\/przyklad-5\/\" data-orig-file=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-5.jpg?fit=447%2C616&amp;ssl=1\" data-orig-size=\"447,616\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1721933182&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"przyklad 5\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-5.jpg?fit=447%2C616&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-5.jpg?resize=447%2C616&#038;ssl=1\" alt=\"Nodo , Metodo delle capriate per il bilanciamento dei nodi - esempio di attivit\u00e0, SolverEdu\" class=\"wp-image-1388\" srcset=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-5.jpg?w=447&amp;ssl=1 447w, https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-5.jpg?resize=218%2C300&amp;ssl=1 218w\" sizes=\"auto, (max-width: 447px) 100vw, 447px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Nodo 2<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"504\" height=\"626\" data-attachment-id=\"1390\" data-permalink=\"https:\/\/solveredu.com\/it\/post\/kratownice-metoda-rownowazenia-wezlow-przykladowe-zadania\/przyklad-6\/\" data-orig-file=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-6.jpg?fit=504%2C626&amp;ssl=1\" data-orig-size=\"504,626\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1721933204&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"przyklad 6\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-6.jpg?fit=504%2C626&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-6.jpg?resize=504%2C626&#038;ssl=1\" alt=\"Nodo , Metodo delle capriate per il bilanciamento dei nodi - esempio di attivit\u00e0, SolverEdu\" class=\"wp-image-1390\" srcset=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-6.jpg?w=504&amp;ssl=1 504w, https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-6.jpg?resize=242%2C300&amp;ssl=1 242w\" sizes=\"auto, (max-width: 504px) 100vw, 504px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Nodo 5<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"684\" height=\"753\" data-attachment-id=\"1392\" data-permalink=\"https:\/\/solveredu.com\/it\/post\/kratownice-metoda-rownowazenia-wezlow-przykladowe-zadania\/przyklad-7\/\" data-orig-file=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-7.jpg?fit=684%2C753&amp;ssl=1\" data-orig-size=\"684,753\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1721933283&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"przyklad 7\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-7.jpg?fit=684%2C753&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-7.jpg?resize=684%2C753&#038;ssl=1\" alt=\"Nodo , Metodo delle capriate per il bilanciamento dei nodi - esempio di attivit\u00e0, SolverEdu\" class=\"wp-image-1392\" style=\"width:499px;height:auto\" srcset=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-7.jpg?w=684&amp;ssl=1 684w, https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-7.jpg?resize=273%2C300&amp;ssl=1 273w\" sizes=\"auto, (max-width: 684px) 100vw, 684px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"h0gos72632\">Una volta calcolate tutte le forze normali nelle barre, si preparano le tabelle con la combinazione barra-forza nella barra - modalit\u00e0 di lavoro tensione\/compressione.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"479\" data-attachment-id=\"1393\" data-permalink=\"https:\/\/solveredu.com\/it\/post\/kratownice-metoda-rownowazenia-wezlow-przykladowe-zadania\/przyklad-8\/\" data-orig-file=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-8.jpg?fit=650%2C479&amp;ssl=1\" data-orig-size=\"650,479\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"przyklad 8\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-8.jpg?fit=650%2C479&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-8.jpg?resize=650%2C479&#038;ssl=1\" alt=\"sommario , Tralicci - metodo di bilanciamento dei nodi - esempi di compiti, SolverEdu\" class=\"wp-image-1393\" srcset=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-8.jpg?w=650&amp;ssl=1 650w, https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-8.jpg?resize=300%2C221&amp;ssl=1 300w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Inoltre, \u00e8 buona norma disegnare l'intero diagramma della capriata con i valori delle forze nelle membrature. Il colore rosso \u00e8 per le membrature in tensione e il colore blu per quelle in compressione. Il colore nero rappresenta le barre zero, se presenti.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"823\" height=\"523\" data-attachment-id=\"2943\" data-permalink=\"https:\/\/solveredu.com\/it\/post\/kratownice-metoda-rownowazenia-wezlow-przykladowe-zadania\/rys\/\" data-orig-file=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/rys.jpg?fit=823%2C523&amp;ssl=1\" data-orig-size=\"823,523\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"rys\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/rys.jpg?fit=823%2C523&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/rys.jpg?resize=823%2C523&#038;ssl=1\" alt=\"Calcolo della capriata, forze in barre su scjhemata, solveredu\" class=\"wp-image-2943\" srcset=\"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/rys.jpg?w=823&amp;ssl=1 823w, https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/rys.jpg?resize=300%2C191&amp;ssl=1 300w, https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/rys.jpg?resize=768%2C488&amp;ssl=1 768w, https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/rys.jpg?resize=18%2C12&amp;ssl=1 18w\" sizes=\"auto, (max-width: 823px) 100vw, 823px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"1pncc72034\">Questo conclude il metodo di bilanciamento dei nodi delle capriate di ingresso - compiti<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"vx3iv149586\">Grazie.<\/p>","protected":false},"excerpt":{"rendered":"<p>W tym artykule dowiecie si\u0119, jak za pomoc\u0105 metody r\u00f3wnowa\u017cenia w\u0119z\u0142\u00f3w obliczy\u0107 si\u0142y w pr\u0119tach kratownicy statycznie wyznaczalnej. Metoda r\u00f3wnowa\u017cenia w\u0119z\u0142\u00f3w Metoda r\u00f3wnowa\u017cenia (wydzielania) w\u0119z\u0142\u00f3w jest jedn\u0105 z metod stosowanych do rozwi\u0105zywania zada\u0144 z zakresu kratownic. Jest to metoda analityczna przez wiele os\u00f3b uwa\u017cana za naj\u0142atwiejsz\u0105, ale przy tym pracoch\u0142onn\u0105, przy kt\u00f3rej jest du\u017co oblicze\u0144, [&hellip;]<\/p>\n","protected":false},"author":255930052,"featured_media":1488,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_wpcom_ai_launchpad_first_post":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[14815],"tags":[14863,14864,14865],"class_list":["post-1379","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mechanika","tag-kratownica","tag-metoda-rownowazenia-wezlow","tag-sily-w-pretach-kratownicy"],"jetpack_publicize_connections":[],"jetpack_shortlink":"https:\/\/wp.me\/pg3flK-mf","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/i0.wp.com\/solveredu.com\/wp-content\/uploads\/2024\/09\/przyklad-1-2.jpg?fit=944%2C497&ssl=1","_links":{"self":[{"href":"https:\/\/solveredu.com\/it\/wp-json\/wp\/v2\/posts\/1379","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/solveredu.com\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/solveredu.com\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/solveredu.com\/it\/wp-json\/wp\/v2\/users\/255930052"}],"replies":[{"embeddable":true,"href":"https:\/\/solveredu.com\/it\/wp-json\/wp\/v2\/comments?post=1379"}],"version-history":[{"count":12,"href":"https:\/\/solveredu.com\/it\/wp-json\/wp\/v2\/posts\/1379\/revisions"}],"predecessor-version":[{"id":3070,"href":"https:\/\/solveredu.com\/it\/wp-json\/wp\/v2\/posts\/1379\/revisions\/3070"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/solveredu.com\/it\/wp-json\/wp\/v2\/media\/1488"}],"wp:attachment":[{"href":"https:\/\/solveredu.com\/it\/wp-json\/wp\/v2\/media?parent=1379"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/solveredu.com\/it\/wp-json\/wp\/v2\/categories?post=1379"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/solveredu.com\/it\/wp-json\/wp\/v2\/tags?post=1379"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}