{"id":37500,"date":"2025-12-10T12:05:07","date_gmt":"2025-12-10T10:05:07","guid":{"rendered":"https:\/\/www.cpge-brizeux.fr\/wordpress\/non-classe\/phenomenes-de-transport-2-transfert-thermique-par-conduction.html"},"modified":"2025-12-18T23:15:53","modified_gmt":"2025-12-18T21:15:53","slug":"phenomenes-de-transport-2-transfert-thermique-par-conduction","status":"publish","type":"post","link":"https:\/\/www.cpge-brizeux.fr\/wordpress\/psi\/physchim-psi-2526\/phenomenes-de-transport-2-transfert-thermique-par-conduction.html","title":{"rendered":"Ph\u00e9nom\u00e8nes de transport 2 : Transfert thermique par conduction"},"content":{"rendered":"<h2>T\u00e9l\u00e9chargements<\/h2>\n<p><a href='https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-content\/uploads\/phenomenes-de-transport-2-transfert-thermique-par-conduction-poly.pdf'>Polycopi\u00e9<\/a><\/p>\n<p><a href='https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-content\/uploads\/phenomenes-de-transport-2-transfert-thermique-par-conduction-flashcards.apkg'>Flashcards Anki<\/a><\/p>\n<h2>Coups de pouce<\/h2>\n<p>Laisser la souris\/taper sur le texte pour l&rsquo;afficher.<\/p>\n<div class='coups-de-pouce'>\n<h5>Exercice 1<\/h5>\n<ol>\n<li>\n<ul>\n<li>\n    A quelle condition <span style=\"display: inline-block\"><svg class=\"typst-frame\" style=\"overflow: visible; width: 2.417em; height: 0.683em;\" viewBox=\"0 0 26.587 7.513000000000001\" width=\"26.587pt\" height=\"7.513000000000001pt\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xmlns:h5=\"http:\/\/www.w3.org\/1999\/xhtml\"><g><g class=\"typst-text\" transform=\"matrix(1 0 0 -1 0 7.513000000000001)\"><use xlink:href=\"#g4AAFF496A0260C0F84F20508E52FAA05\" x=\"0\" y=\"0\" fill=\"#000000\" fill-rule=\"nonzero\"\/><\/g><g class=\"typst-text\" transform=\"matrix(1 0 0 -1 5.456 7.513000000000001)\"><use xlink:href=\"#g4AAFF496A0260C0F84F20508E52FAA05\" x=\"0\" y=\"0\" fill=\"#000000\" fill-rule=\"nonzero\"\/><\/g><g class=\"typst-text\" transform=\"matrix(1 0 0 -1 10.912 7.513000000000001)\"><use xlink:href=\"#g31FDD44D461C78A40192E7BE825BF42B\" x=\"0\" y=\"0\" fill=\"#000000\" fill-rule=\"nonzero\"\/><\/g><g class=\"typst-text\" transform=\"matrix(1 0 0 -1 16.412 7.513000000000001)\"><use xlink:href=\"#g369F549296CABF94363845B6C1D4EBBD\" x=\"0\" y=\"0\" fill=\"#000000\" fill-rule=\"nonzero\"\/><\/g><g class=\"typst-text\" transform=\"matrix(1 0 0 -1 21.087 7.513000000000001)\"><use xlink:href=\"#g5098608F85817D54B4E5DCB898EB81CC\" x=\"0\" y=\"0\" fill=\"#000000\" fill-rule=\"nonzero\"\/><\/g><\/g><defs id=\"glyph\"><symbol id=\"g4AAFF496A0260C0F84F20508E52FAA05\" overflow=\"visible\"><path d=\"M 0 0m 4.059 4.301 c 0 -0.0880003 0.09899998 -0.23099995 0.2750001 -0.4510002 c 0.17599964 -0.22000003 0.26399994 -0.4729998 0.26399994 -0.7589998 c 0 -0.319 -0.15400028 -0.85800004 -0.47300005 -1.6170001 c -0.23099995 -0.528 -0.75900006 -1.276 -1.408 -1.276 c -0.50600004 0 -0.75900006 0.297 -0.75900006 0.902 c 0 0.42900002 0.20900011 1.1880001 0.6270001 2.277 c 0.08800006 0.23099995 0.13199997 0.41799998 0.13199997 0.54999995 c 0 0.5499997 -0.37400007 0.93499994 -0.924 0.93499994 c -0.48399997 0 -0.86899996 -0.2750001 -1.144 -0.8249998 c -0.22 -0.4510002 -0.32999998 -0.7370002 -0.32999998 -0.8800001 c 0 -0.09899998 0.055000007 -0.15400004 0.176 -0.15400004 c 0.143 0 0.16499996 0.065999985 0.20899999 0.22000003 c 0.25300002 0.8800001 0.605 1.3199997 1.056 1.3199997 c 0.143 0 0.22000003 -0.09899998 0.22000003 -0.3079996 c 0 -0.17600012 -0.055000067 -0.41800022 -0.176 -0.7370002 c -0.40700006 -1.089 -0.61600006 -1.826 -0.61600006 -2.2329998 c 0 -0.561 0.18700004 -0.946 0.561 -1.155 c 0.29700005 -0.154 0.60500014 -0.231 0.92400014 -0.231 c 0.97899985 0 1.661 1.056 1.9469998 1.903 c 0.35200024 1.034 0.5279999 1.7930001 0.5279999 2.277 c 0 0.53900003 -0.17599964 0.803 -0.5169997 0.803 c -0.2750001 0 -0.572 -0.28599977 -0.572 -0.5609999 Z \"\/><\/symbol><symbol id=\"g31FDD44D461C78A40192E7BE825BF42B\" overflow=\"visible\"><path d=\"M 0 0m 3.146 -1.342 v 2.7280002 c 0 0.627 -0.385 1.0889999 -1.1439998 1.364 c 0.7589998 0.2750001 1.1439998 0.737 1.1439998 1.3639998 v 2.7280002 c 0 0.638 0.68200016 1.0559998 1.3530002 1.0559998 c 0.12099981 0 0.17600012 0.055000305 0.17600012 0.1760006 c 0 0.120999336 -0.055000305 0.17599964 -0.17600012 0.17599964 c -0.50600004 0 -0.9680002 -0.10999966 -1.375 -0.31900024 c -0.5170002 -0.26399994 -0.77 -0.62699986 -0.77 -1.0889997 v -2.7280002 c 0 -0.69299984 -0.6600001 -1.188 -1.353 -1.188 c -0.12100005 0 -0.17600006 -0.05499983 -0.17600006 -0.17599988 c 0 -0.12100005 0.055000007 -0.17600012 0.17600006 -0.17600012 c 0.704 0 1.353 -0.5059998 1.353 -1.1879998 v -2.7280002 c 0 -0.462 0.25299978 -0.82500005 0.77 -1.089 c 0.40699983 -0.20899987 0.86899996 -0.319 1.375 -0.319 c 0.12099981 0 0.17600012 0.055000067 0.17600012 0.17600012 c 0 0.12099981 -0.055000305 0.17599988 -0.17600012 0.17599988 c -0.671 0 -1.3530002 0.41799998 -1.3530002 1.056 Z \"\/><\/symbol><symbol id=\"g369F549296CABF94363845B6C1D4EBBD\" overflow=\"visible\"><path d=\"M 0 0m 4.367 6.831 c 0 0.29699993 -0.15400028 0.44000006 -0.4510002 0.44000006 c -0.30799985 0 -0.61599994 -0.3080001 -0.61599994 -0.6160002 c 0 -0.29699993 0.14300013 -0.43999958 0.44000006 -0.43999958 c 0.30799985 0 0.6270001 0.3079996 0.6270001 0.6159997 Z m -1.4300001 -1.947 c -0.58299994 0 -1.0780001 -0.44000006 -1.32 -0.8249998 c -0.29700005 -0.47300005 -0.43999994 -0.77 -0.43999994 -0.90199995 c 0 -0.09899998 0.054999948 -0.14300013 0.16499996 -0.14300013 c 0.054999948 0 0.08799994 0.011000156 0.12099993 0.022000074 c 0.055000067 0.08800006 0.08800006 0.16499996 0.12100005 0.22000003 c 0.352 0.86899996 0.79199994 1.2979999 1.32 1.2979999 c 0.19799995 0 0.29699993 -0.1539998 0.29699993 -0.45099974 c 0 -0.1650002 -0.022000074 -0.35200024 -0.0769999 -0.5500002 l -1.0120001 -4.059 c -0.15400004 -0.6380001 -0.594 -1.4189999 -1.287 -1.4189999 c -0.09899998 0 -0.19800001 0.010999918 -0.297 0.04399991 c 0.27499998 0.110000014 0.407 0.3080001 0.407 0.58300006 c 0 0.286 -0.15399998 0.42899996 -0.451 0.42899996 c -0.352 0 -0.627 -0.31899995 -0.627 -0.67099994 c 0 -0.48399997 0.473 -0.7149999 0.99 -0.7149999 c 0.47299993 0 0.913 0.16499996 1.32 0.4949999 c 0.385 0.319 0.62699986 0.72599995 0.7479999 1.199 l 1.0009999 3.9819999 c 0.032999992 0.14299989 0.055000067 0.286 0.055000067 0.41799998 c 0 0.6049998 -0.4289999 1.0449998 -1.0339999 1.0449998 Z \"\/><\/symbol><symbol id=\"g5098608F85817D54B4E5DCB898EB81CC\" overflow=\"visible\"><path d=\"M 0 0m 3.146 4.114 v 2.7280002 c 0 0.4619999 -0.25300002 0.8249998 -0.77 1.0889997 c -0.40699995 0.20900059 -0.86899996 0.31900024 -1.3749999 0.31900024 c -0.12100005 0 -0.17600006 -0.055000305 -0.17600006 -0.17599964 c 0 -0.12100029 0.055000007 -0.1760006 0.17600006 -0.1760006 c 0.6709999 0 1.353 -0.41799974 1.353 -1.0559998 v -2.7280002 c 0 -0.62699986 0.385 -1.0889997 1.1439998 -1.3639998 c -0.7589998 -0.2750001 -1.1439998 -0.737 -1.1439998 -1.364 v -2.7280002 c 0 -0.638 -0.68200016 -1.056 -1.353 -1.056 c -0.12100005 0 -0.17600006 -0.055000067 -0.17600006 -0.17599988 c 0 -0.12100005 0.055000007 -0.17600012 0.17600006 -0.17600012 c 0.5059999 0 0.96799994 0.11000013 1.3749999 0.319 c 0.51699996 0.26399994 0.77 0.627 0.77 1.089 v 2.7280002 c 0 0.68200004 0.64900017 1.1879998 1.3530002 1.1879998 c 0.12099981 0 0.17600012 0.055000067 0.17600012 0.17600012 c 0 0.12100005 -0.055000305 0.17599988 -0.17600012 0.17599988 c -0.704 0 -1.3530002 0.50600004 -1.3530002 1.188 Z \"\/><\/symbol><\/defs><\/svg><\/span> est-il continu ?\n  <\/li>\n<li>\n    A quelle condition <span style=\"display: inline-block\"><svg class=\"typst-frame\" style=\"overflow: visible; width: 0.732em; height: 0.683em;\" viewBox=\"0 0 8.052 7.513000000000001\" width=\"8.052pt\" height=\"7.513000000000001pt\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xmlns:h5=\"http:\/\/www.w3.org\/1999\/xhtml\"><g><g class=\"typst-text\" transform=\"matrix(1 0 0 -1 0 7.513000000000001)\"><use xlink:href=\"#gB5F81477AB34379BE026440219E33852\" x=\"0\" y=\"0\" fill=\"#000000\" fill-rule=\"nonzero\"\/><\/g><\/g><defs id=\"glyph\"><symbol id=\"gB5F81477AB34379BE026440219E33852\" overflow=\"visible\"><path d=\"M 0 0m 3.784 6.941 c 0 -0.032999992 -0.010999918 -0.11000013 -0.04399991 -0.21999979 l -1.4519999 -5.808 c -0.04400015 -0.16499996 -0.08800006 -0.264 -0.12100005 -0.30799997 c -0.09899998 -0.12100002 -0.47300005 -0.17600003 -1.133 -0.17600003 c -0.34100002 0 -0.49500006 0.033000022 -0.49500006 -0.253 c 0 -0.121 0.07700002 -0.176 0.22000003 -0.176 c 0.56099993 0 1.3529999 0.044 1.826 0.033 l 0.90199995 -0.011 c 0.15400004 0 0.7589998 -0.022 0.9460001 -0.022 c 0.1869998 0 0.2750001 0.088 0.2750001 0.264 c 0 0.110000014 -0.13199997 0.16499999 -0.40700006 0.16499999 c -0.572 0 -0.9020002 0.022000015 -1.0010002 0.07699999 c -0.032999992 0.022000015 -0.055000067 0.066000044 -0.055000067 0.13200003 l 1.4850001 5.995 c 0.032999992 0.15400028 0.065999985 0.25300026 0.09899998 0.28600025 c 0.04400015 0.065999985 0.3080001 0.09899998 0.7919998 0.09899998 c 0.605 0 1.0230002 -0.04400015 1.2320004 -0.14300013 c 0.20899963 -0.09899998 0.31899977 -0.32999992 0.31899977 -0.704 c 0 -0.19799995 -0.032999992 -0.4840002 -0.08799982 -0.8579998 c -0.022000313 -0.0880003 -0.032999992 -0.15400028 -0.032999992 -0.20900011 c 0 -0.12100029 0.05499983 -0.18700027 0.17599964 -0.18700027 c 0.09899998 0 0.16500044 0.09899998 0.19800043 0.28600025 l 0.29699993 1.8919997 c 0.01099968 0.055000305 0.021999836 0.12100029 0.021999836 0.18700027 c 0 0.11000013 -0.11000013 0.16499996 -0.34100008 0.16499996 h -6.028 c -0.286 0 -0.30799997 -0.032999992 -0.39600003 -0.2420001 l -0.649 -1.914 c -0.032999992 -0.09899998 -0.054999977 -0.16499996 -0.065999985 -0.20900011 c 0 -0.10999966 0.055000007 -0.16499996 0.176 -0.16499996 c 0.088 0 0.16500002 0.0880003 0.21999997 0.25300026 c 0.27500004 0.803 0.5500001 1.2979999 0.803 1.507 c 0.286 0.23099995 0.8360001 0.34100008 1.639 0.34100008 h 0.4289999 c 0.12100005 0 0.25300002 0.01099968 0.25300002 -0.07700014 Z \"\/><\/symbol><\/defs><\/svg><\/span> est-il continu ?\n  <\/li>\n<\/ul>\n<\/li>\n<li>\n<ul>\n<li>\n    Appliquer la formule du cours reliant r\u00e9sistance thermique, \u00e9paisseur, surface et conductivit\u00e9 thermique.\n  <\/li>\n<\/ul>\n<\/li>\n<li>\n<ul>\n<li>\n    Exprimer la diff\u00e9rence de temp\u00e9rature en fonction du flux thermique pour la loi de Newton.\n  <\/li>\n<\/ul>\n<\/li>\n<li>\n<ul>\n<li>\n    Le circuit comporte 4 r\u00e9sistances thermiques.\n  <\/li>\n<\/ul>\n<\/li>\n<li>\n<ul>\n<li>\n    Calculer le flux total traversant le mur.\n  <\/li>\n<li>\n    Effectuer un bilan d\u2019\u00e9nergie sur l\u2019int\u00e9rieur de la maison pour montrer que la puissance fournie par le chauffage doit compenser exactement la puissance perdue par les murs.\n  <\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h5>Exercice 2<\/h5>\n<ol>\n<li>\n<ul>\n<li>\n    Utiliser la loi de Fourier et la loi d\u2019Ohm locale.\n  <\/li>\n<\/ul>\n<\/li>\n<li>\n<ul>\n<li>\n    Faire un bilan d\u2019\u00e9nergie sur un cylindre creux ou un volume infinit\u00e9simal.\n  <\/li>\n<\/ul>\n<\/li>\n<li>\n<ul>\n<li>\n    Utiliser comme condition aux limites le fait que <span style=\"display: inline-block\"><svg class=\"typst-frame\" style=\"overflow: visible; width: 0.425em; height: 0.683em;\" viewBox=\"0 0 4.675 7.513000000000001\" width=\"4.675pt\" height=\"7.513000000000001pt\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xmlns:h5=\"http:\/\/www.w3.org\/1999\/xhtml\"><g><g class=\"typst-text\" transform=\"matrix(1 0 0 -1 0 7.513000000000001)\"><use xlink:href=\"#g369F549296CABF94363845B6C1D4EBBD\" x=\"0\" y=\"0\" fill=\"#000000\" fill-rule=\"nonzero\"\/><\/g><\/g><defs id=\"glyph\"><symbol id=\"g369F549296CABF94363845B6C1D4EBBD\" overflow=\"visible\"><path d=\"M 0 0m 4.367 6.831 c 0 0.29699993 -0.15400028 0.44000006 -0.4510002 0.44000006 c -0.30799985 0 -0.61599994 -0.3080001 -0.61599994 -0.6160002 c 0 -0.29699993 0.14300013 -0.43999958 0.44000006 -0.43999958 c 0.30799985 0 0.6270001 0.3079996 0.6270001 0.6159997 Z m -1.4300001 -1.947 c -0.58299994 0 -1.0780001 -0.44000006 -1.32 -0.8249998 c -0.29700005 -0.47300005 -0.43999994 -0.77 -0.43999994 -0.90199995 c 0 -0.09899998 0.054999948 -0.14300013 0.16499996 -0.14300013 c 0.054999948 0 0.08799994 0.011000156 0.12099993 0.022000074 c 0.055000067 0.08800006 0.08800006 0.16499996 0.12100005 0.22000003 c 0.352 0.86899996 0.79199994 1.2979999 1.32 1.2979999 c 0.19799995 0 0.29699993 -0.1539998 0.29699993 -0.45099974 c 0 -0.1650002 -0.022000074 -0.35200024 -0.0769999 -0.5500002 l -1.0120001 -4.059 c -0.15400004 -0.6380001 -0.594 -1.4189999 -1.287 -1.4189999 c -0.09899998 0 -0.19800001 0.010999918 -0.297 0.04399991 c 0.27499998 0.110000014 0.407 0.3080001 0.407 0.58300006 c 0 0.286 -0.15399998 0.42899996 -0.451 0.42899996 c -0.352 0 -0.627 -0.31899995 -0.627 -0.67099994 c 0 -0.48399997 0.473 -0.7149999 0.99 -0.7149999 c 0.47299993 0 0.913 0.16499996 1.32 0.4949999 c 0.385 0.319 0.62699986 0.72599995 0.7479999 1.199 l 1.0009999 3.9819999 c 0.032999992 0.14299989 0.055000067 0.286 0.055000067 0.41799998 c 0 0.6049998 -0.4289999 1.0449998 -1.0339999 1.0449998 Z \"\/><\/symbol><\/defs><\/svg><\/span> et <span style=\"display: inline-block\"><svg class=\"typst-frame\" style=\"overflow: visible; width: 0.732em; height: 0.683em;\" viewBox=\"0 0 8.052 7.513000000000001\" width=\"8.052pt\" height=\"7.513000000000001pt\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xmlns:h5=\"http:\/\/www.w3.org\/1999\/xhtml\"><g><g class=\"typst-text\" transform=\"matrix(1 0 0 -1 0 7.513000000000001)\"><use xlink:href=\"#gB5F81477AB34379BE026440219E33852\" x=\"0\" y=\"0\" fill=\"#000000\" fill-rule=\"nonzero\"\/><\/g><\/g><defs id=\"glyph\"><symbol id=\"gB5F81477AB34379BE026440219E33852\" overflow=\"visible\"><path d=\"M 0 0m 3.784 6.941 c 0 -0.032999992 -0.010999918 -0.11000013 -0.04399991 -0.21999979 l -1.4519999 -5.808 c -0.04400015 -0.16499996 -0.08800006 -0.264 -0.12100005 -0.30799997 c -0.09899998 -0.12100002 -0.47300005 -0.17600003 -1.133 -0.17600003 c -0.34100002 0 -0.49500006 0.033000022 -0.49500006 -0.253 c 0 -0.121 0.07700002 -0.176 0.22000003 -0.176 c 0.56099993 0 1.3529999 0.044 1.826 0.033 l 0.90199995 -0.011 c 0.15400004 0 0.7589998 -0.022 0.9460001 -0.022 c 0.1869998 0 0.2750001 0.088 0.2750001 0.264 c 0 0.110000014 -0.13199997 0.16499999 -0.40700006 0.16499999 c -0.572 0 -0.9020002 0.022000015 -1.0010002 0.07699999 c -0.032999992 0.022000015 -0.055000067 0.066000044 -0.055000067 0.13200003 l 1.4850001 5.995 c 0.032999992 0.15400028 0.065999985 0.25300026 0.09899998 0.28600025 c 0.04400015 0.065999985 0.3080001 0.09899998 0.7919998 0.09899998 c 0.605 0 1.0230002 -0.04400015 1.2320004 -0.14300013 c 0.20899963 -0.09899998 0.31899977 -0.32999992 0.31899977 -0.704 c 0 -0.19799995 -0.032999992 -0.4840002 -0.08799982 -0.8579998 c -0.022000313 -0.0880003 -0.032999992 -0.15400028 -0.032999992 -0.20900011 c 0 -0.12100029 0.05499983 -0.18700027 0.17599964 -0.18700027 c 0.09899998 0 0.16500044 0.09899998 0.19800043 0.28600025 l 0.29699993 1.8919997 c 0.01099968 0.055000305 0.021999836 0.12100029 0.021999836 0.18700027 c 0 0.11000013 -0.11000013 0.16499996 -0.34100008 0.16499996 h -6.028 c -0.286 0 -0.30799997 -0.032999992 -0.39600003 -0.2420001 l -0.649 -1.914 c -0.032999992 -0.09899998 -0.054999977 -0.16499996 -0.065999985 -0.20900011 c 0 -0.10999966 0.055000007 -0.16499996 0.176 -0.16499996 c 0.088 0 0.16500002 0.0880003 0.21999997 0.25300026 c 0.27500004 0.803 0.5500001 1.2979999 0.803 1.507 c 0.286 0.23099995 0.8360001 0.34100008 1.639 0.34100008 h 0.4289999 c 0.12100005 0 0.25300002 0.01099968 0.25300002 -0.07700014 Z \"\/><\/symbol><\/defs><\/svg><\/span> ne divergent pas en <span style=\"display: inline-block\"><svg class=\"typst-frame\" style=\"overflow: visible; width: 0.5em; height: 0.683em;\" viewBox=\"0 0 5.5 7.513000000000001\" width=\"5.5pt\" height=\"7.513000000000001pt\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xmlns:h5=\"http:\/\/www.w3.org\/1999\/xhtml\"><g><g class=\"typst-text\" transform=\"matrix(1 0 0 -1 0 7.513000000000001)\"><use xlink:href=\"#gD196D1EC340CB2D2C631870E428E313E\" x=\"0\" y=\"0\" fill=\"#000000\" fill-rule=\"nonzero\"\/><\/g><\/g><defs id=\"glyph\"><symbol id=\"gD196D1EC340CB2D2C631870E428E313E\" overflow=\"visible\"><path d=\"M 0 0m 2.739 -0.242 c 1.5509999 0 2.3209999 1.254 2.3209999 3.762 c 0 1.6830001 -0.35199976 2.8049998 -1.0450001 3.355 c -0.385 0.29699993 -0.8139999 0.45099974 -1.2649999 0.45099974 c -1.551 0 -2.321 -1.2649999 -2.321 -3.8059998 c 0 -2.024 0.53900003 -3.762 2.3100002 -3.762 Z m 1.2319999 6.006 c 0.0769999 -0.38499975 0.109999895 -1.0889997 0.109999895 -2.112 c 0 -1.0120001 -0.043999672 -1.76 -0.12099981 -2.244 c -0.14300013 -0.88 -0.54999995 -1.3199999 -1.221 -1.3199999 c -0.25300002 0 -0.50600004 0.09900001 -0.737 0.286 c -0.29700005 0.25299996 -0.47300005 0.77000004 -0.5500001 1.562 c -0.032999992 0.27499998 -0.04400003 0.847 -0.04400003 1.716 c 0 0.95700026 0.032999992 1.6279998 0.08800006 1.9910002 c 0.09899998 0.605 0.29699993 0.9899998 0.605 1.1549997 c 0.24199986 0.13199997 0.45099998 0.19799995 0.638 0.19799995 c 0.7149999 0 1.1109998 -0.5829997 1.2319999 -1.2319999 Z \"\/><\/symbol><\/defs><\/svg><\/span>.\n  <\/li>\n<\/ul>\n<\/li>\n<li>\n<ul>\n<\/ul>\n<\/li>\n<\/ol>\n<h5>Exercice 3<\/h5>\n<ol>\n<li>\n<ul>\n<li>\n    Faire un bilan d\u2019\u00e9nergie sur un volume infinit\u00e9simal ou une boule creuse.\n  <\/li>\n<\/ul>\n<\/li>\n<li>\n<ul>\n<li>\n    R\u00e9soudre l\u2019\u00e9quation pr\u00e9c\u00e9dente en r\u00e9gime stationnaire.\n  <\/li>\n<\/ul>\n<\/li>\n<li>\n<ul>\n<li>\n    La puissance perdue par l\u2019animal est le flux thermique sortant de l\u2019animal en <span style=\"display: inline-block\"><svg class=\"typst-frame\" style=\"overflow: visible; width: 2.5805555555555557em; height: 0.683em;\" viewBox=\"0 0 28.386111111111113 7.513000000000001\" width=\"28.386111111111113pt\" height=\"7.513000000000001pt\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xmlns:h5=\"http:\/\/www.w3.org\/1999\/xhtml\"><g><g class=\"typst-text\" transform=\"matrix(1 0 0 -1 0 7.513000000000001)\"><use xlink:href=\"#g1138D9F2954336FB24DB0605F9A73B67\" x=\"0\" y=\"0\" fill=\"#000000\" fill-rule=\"nonzero\"\/><\/g><g class=\"typst-text\" transform=\"matrix(1 0 0 -1 8.159555555555556 7.513000000000001)\"><use xlink:href=\"#g8E79D971ED2DF2360F7CF2540389221\" x=\"0\" y=\"0\" fill=\"#000000\" fill-rule=\"nonzero\"\/><\/g><g 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0 -2.0680003 h -6.798 c -0.176 0 -0.264 -0.08799994 -0.264 -0.25300002 c 0 -0.16499996 0.088 -0.25300002 0.264 -0.25300002 h 6.798 c 0.17600012 0 0.26399994 0.08800006 0.26399994 0.25300002 c 0 0.143 -0.12099981 0.25300002 -0.26399994 0.25300002 Z \"\/><\/symbol><symbol id=\"g62B8E2FEAE3B13478FE2C59D5E274677\" overflow=\"visible\"><path d=\"M 0 0m 8.129 5.841 c 0 0.5609999 -0.28599977 0.9899998 -0.84699965 1.2979999 c -0.4510002 0.25300026 -0.99000025 0.37400007 -1.5950003 0.37400007 h -3.1019998 c -0.25300002 0 -0.36300015 -0.011000156 -0.36300015 -0.26399994 c 0 -0.07700014 0.032999992 -0.13199997 0.099000216 -0.14300013 c 0.109999895 -0.011000156 0.19799995 -0.021999836 0.25299978 -0.021999836 c 0.33000016 -0.011000156 0.5170002 -0.032999992 0.572 -0.04400015 c 0.055000067 -0.011000156 0.08800006 -0.04400015 0.08800006 -0.09899998 c 0 -0.021999836 -0.010999918 -0.08799982 -0.04399991 -0.19799995 l -1.452 -5.841 c -0.055000067 -0.24200004 -0.16500008 -0.39600003 -0.33000004 -0.451 c 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-0.22 -0.50600004 -0.22 c -0.25299978 0 -0.38499975 0.20899999 -0.38499975 0.616 c 0 0.264 0.032999992 0.671 0.11000013 1.232 c 0.032999992 0.23100007 0.043999672 0.39600003 0.043999672 0.5170001 c 0 0.58299994 -0.3080001 1.0119998 -0.9239998 1.276 c 1.0339999 0.25299978 2.2879996 0.9899998 2.2879996 2.112 Z m -1.4299998 0.93499994 c 0.22000027 -0.14300013 0.32999992 -0.38500023 0.32999992 -0.72599983 c 0 -0.22000027 -0.043999672 -0.47300005 -0.14299965 -0.77000046 c -0.2970004 -0.90199995 -1.0450001 -1.3529997 -2.244 -1.3529997 h -1.1660001 l 0.6930001 2.783 c 0.05499983 0.23099995 0.14299965 0.35199976 0.26399994 0.36299992 c 0.05499983 0.011000156 0.2750001 0.011000156 0.65999985 0.011000156 c 0.71500015 0 1.1329999 -0.022000313 1.606 -0.3080001 Z \"\/><\/symbol><\/defs><\/svg><\/span>.\n  <\/li>\n<\/ul>\n<\/li>\n<li>\n<ul>\n<li>\n    D\u00e9terminer la puissance volumique produite par l\u2019animal et montrer qu\u2019elle est d\u2019autant plus grande que l\u2019animal est petit.\n  <\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h5>Exercice 4<\/h5>\n<ol>\n<li>\n<ul>\n<li>\n    Faire un bilan d\u2019\u00e9nergie sur une tranche de longueur infinit\u00e9simale. Quels sont les 3 flux thermiques entrant dans cette tranche ?\n  <\/li>\n<li>\n    Dans une tranche infinit\u00e9simale d\u2019ailette, de la puissance rentre par conduction en <span style=\"display: inline-block\"><svg class=\"typst-frame\" style=\"overflow: visible; width: 0.572em; height: 0.683em;\" viewBox=\"0 0 6.292 7.513000000000001\" width=\"6.292pt\" height=\"7.513000000000001pt\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xmlns:h5=\"http:\/\/www.w3.org\/1999\/xhtml\"><g><g class=\"typst-text\" transform=\"matrix(1 0 0 -1 0 7.513000000000001)\"><use xlink:href=\"#gDA15FC2A8EB4A366D1ACDAC682DCF075\" x=\"0\" y=\"0\" fill=\"#000000\" fill-rule=\"nonzero\"\/><\/g><\/g><defs id=\"glyph\"><symbol id=\"gDA15FC2A8EB4A366D1ACDAC682DCF075\" overflow=\"visible\"><path d=\"M 0 0m 5.797 4.103 c 0 0.50600004 -0.4949999 0.7589998 -1.0450001 0.7589998 c -0.47300005 0 -0.8469999 -0.25299978 -1.1329999 -0.7589998 c -0.23099995 0.50600004 -0.61599994 0.7589998 -1.177 0.7589998 c -0.5389999 0 -0.979 -0.25299978 -1.331 -0.74800014 c -0.29699993 -0.4289999 -0.45099998 -0.7479999 -0.45099998 -0.9569998 c 0 -0.09899998 0.055000007 -0.15400004 0.16500002 -0.15400004 c 0.09900004 0 0.16500002 0.055000067 0.18699998 0.15400004 c 0.20899999 0.638 0.671 1.3859997 1.4080001 1.3859997 c 0.36299992 0 0.5389998 -0.23099995 0.5389998 -0.6819997 c 0 -0.23100019 -0.19799995 -1.089 -0.58299994 -2.5630002 c -0.18700004 -0.737 -0.51699996 -1.1 -0.9899999 -1.1 c -0.15400004 0 -0.29700005 0.033000007 -0.41800004 0.088000014 c 0.28599995 0.109999985 0.42899996 0.30799997 0.42899996 0.594 c 0 0.286 -0.143 0.42900002 -0.43999994 0.42900002 c -0.36300004 0 -0.638 -0.30799997 -0.638 -0.671 c 0 -0.50600004 0.51699996 -0.759 1.056 -0.759 c 0.462 0 0.83599997 0.253 1.1329999 0.759 c 0.20900011 -0.50600004 0.605 -0.759 1.177 -0.759 c 0.5279999 0 0.96799994 0.253 1.3200002 0.74799997 c 0.29699993 0.42900002 0.45099974 0.748 0.45099974 0.957 c 0 0.09899998 -0.05499983 0.15400004 -0.16499996 0.15400004 c -0.09899998 0 -0.1539998 -0.055000067 -0.1869998 -0.15400004 c -0.18700027 -0.627 -0.68200016 -1.386 -1.3970001 -1.386 c -0.36300015 0 -0.54999995 0.21999998 -0.54999995 0.671 c 0 0.14299995 0.05499983 0.45099992 0.17599988 0.9459999 l 0.37400007 1.485 c 0.20899987 0.82500005 0.54999995 1.2429998 1.0340002 1.2429998 c 0.1539998 0 0.29699993 -0.032999992 0.41799974 -0.08799982 c -0.29699993 -0.09899998 -0.44000006 -0.29699993 -0.44000006 -0.59399986 c 0 -0.286 0.15400028 -0.42900014 0.4510002 -0.42900014 c 0.35199976 0 0.62699986 0.319 0.62699986 0.67100024 Z \"\/><\/symbol><\/defs><\/svg><\/span> et en <span style=\"display: inline-block\"><svg class=\"typst-frame\" style=\"overflow: visible; width: 2.860222222222222em; height: 0.683em;\" viewBox=\"0 0 31.462444444444444 7.513000000000001\" width=\"31.462444444444444pt\" height=\"7.513000000000001pt\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" 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6.292 v 0.04400015 c -0.032999992 0.07700014 -0.09899998 0.12099981 -0.17600012 0.12099981 c -0.352 0 -1.1659999 -0.09899998 -1.298 -0.10999966 c -0.16499996 -0.022000313 -0.24199998 -0.11000013 -0.24199998 -0.2750001 c 0 -0.09899998 0.09899998 -0.15400028 0.30799997 -0.15400028 c 0.18700004 0 0.47300005 0 0.47300005 -0.14299965 Z \"\/><\/symbol><\/defs><\/svg><\/span>.\n  <\/li>\n<\/ul>\n<\/li>\n<li>\n<ul>\n<li>\n    R\u00e9soudre l\u2019\u00e9quation diff\u00e9rentielle et utiliser les conditions aux limites pour trouver les constantes.\n  <\/li>\n<\/ul>\n<\/li>\n<li>\n<ul>\n<\/ul>\n<\/li>\n<li>\n<ul>\n<\/ul>\n<\/li>\n<li>\n<ul>\n<\/ul>\n<\/li>\n<li>\n<ul>\n<\/ul>\n<\/li>\n<li>\n<ul>\n<\/ul>\n<\/li>\n<li>\n<ul>\n<\/ul>\n<\/li>\n<\/ol>\n<h5>Exercice 5<\/h5>\n<ol>\n<li>\n<ul>\n<\/ul>\n<\/li>\n<\/ol>\n<h5>Exercice 6<\/h5>\n<ol>\n<li>\n<ul>\n<\/ul>\n<\/li>\n<\/ol><\/div>\n","protected":false},"excerpt":{"rendered":"<p>T\u00e9l\u00e9chargements Polycopi\u00e9 Flashcards Anki Coups de pouce Laisser la souris\/taper sur le texte pour l&rsquo;afficher. Exercice 1 A quelle condition est-il continu ? A quelle condition est-il continu ? Appliquer la formule du cours reliant r\u00e9sistance thermique, \u00e9paisseur, surface et&hellip;<\/p>\n<p class=\"more-link-p\"><a class=\"more-link\" href=\"https:\/\/www.cpge-brizeux.fr\/wordpress\/psi\/physchim-psi-2526\/phenomenes-de-transport-2-transfert-thermique-par-conduction.html\">Read more &rarr;<\/a><\/p>\n","protected":false},"author":26,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[430],"tags":[],"class_list":["post-37500","post","type-post","status-publish","format-standard","hentry","category-physchim-psi-2526"],"_links":{"self":[{"href":"https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-json\/wp\/v2\/posts\/37500","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-json\/wp\/v2\/users\/26"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-json\/wp\/v2\/comments?post=37500"}],"version-history":[{"count":2,"href":"https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-json\/wp\/v2\/posts\/37500\/revisions"}],"predecessor-version":[{"id":37635,"href":"https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-json\/wp\/v2\/posts\/37500\/revisions\/37635"}],"wp:attachment":[{"href":"https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-json\/wp\/v2\/media?parent=37500"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-json\/wp\/v2\/categories?post=37500"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.cpge-brizeux.fr\/wordpress\/wp-json\/wp\/v2\/tags?post=37500"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}