{"id":45943,"date":"2019-10-20T12:28:50","date_gmt":"2019-10-20T11:28:50","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/quelle-est-calorie-unite-cal-unite-denergie-definition\/"},"modified":"2020-02-26T13:24:48","modified_gmt":"2020-02-26T12:24:48","slug":"quelle-est-calorie-unite-cal-unite-denergie-definition","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/fr\/quelle-est-calorie-unite-cal-unite-denergie-definition\/","title":{"rendered":"Quelle est calorie (unit\u00e9 cal) &#8211; Unit\u00e9 d&#8217;\u00e9nergie &#8211; D\u00e9finition"},"content":{"rendered":"<div class=\"su-quote su-quote-style-default\">\n<div class=\"su-quote-inner su-clearfix\">La calorie est une unit\u00e9 traditionnelle de chaleur.\u00a0Il fait partie du syst\u00e8me international d&#8217;unit\u00e9s (SI).\u00a0Il est d\u00e9fini comme la quantit\u00e9 de chaleur qui doit \u00eatre absorb\u00e9e par 1 gramme d&#8217;eau pour augmenter sa temp\u00e9rature de 1 \u00b0 C.\u00a0G\u00e9nie thermique<\/div>\n<\/div>\n<div class=\"su-divider su-divider-style-dotted\"><\/div>\n<div class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights lgc-first lgc-last\">\n<div class=\"inside-grid-column\">\n<div class=\"su-spacer\"><\/div>\n<h2>Unit\u00e9s d&#8217;\u00e9nergie<\/h2>\n<p><strong>L&#8217;\u00e9nergie<\/strong>\u00a0est g\u00e9n\u00e9ralement d\u00e9finie comme le potentiel de travail ou de production de chaleur.\u00a0Cette d\u00e9finition fait que l&#8217;unit\u00e9 SI pour l&#8217;\u00e9nergie est la m\u00eame que l&#8217;unit\u00e9 de travail &#8211; le\u00a0<strong>joule (J)<\/strong>\u00a0.\u00a0Joule est une unit\u00e9 d&#8217;\u00e9nergie d\u00e9riv\u00e9e qui porte le nom de\u00a0<strong>James Prescott Joule<\/strong>\u00a0et de ses exp\u00e9riences sur l&#8217;\u00e9quivalent m\u00e9canique de la chaleur.\u00a0En termes plus fondamentaux, 1 joule est \u00e9gal \u00e0:<\/p>\n<p><strong>1 J = 1 kg.m\u00a0<sup>2<\/sup>\u00a0\/ s\u00a0<sup>2<\/sup><\/strong><\/p>\n<p>\u00c9tant donn\u00e9 que l\u2019\u00e9nergie est une quantit\u00e9 physique fondamentale et qu\u2019elle est utilis\u00e9e dans diverses branches de la physique et de l\u2019ing\u00e9nierie, il existe de nombreuses\u00a0<strong>unit\u00e9s d\u2019\u00e9nergie<\/strong>\u00a0en physique et en ing\u00e9nierie.<\/p>\n<ul>\n<li><a title=\"Joule (unit\u00e9 J) - Unit\u00e9 d'\u00e9nergie\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/thermodynamics\/what-is-energy-physics\/joule-unit-j-energy-unit\/\">Joule (unit\u00e9: J)<\/a><\/li>\n<li><a title=\"Calorie (unit\u00e9 cal) - Unit\u00e9 d'\u00e9nergie\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/thermodynamics\/what-is-energy-physics\/calorie-unit-cal-energy-unit\/\">Calorie (unit\u00e9: cal)<\/a><\/li>\n<li><a title=\"Unit\u00e9 thermique britannique (unit\u00e9 BTU) - Unit\u00e9 d'\u00e9nergie\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/thermodynamics\/what-is-energy-physics\/british-thermal-unit-unit-btu-energy-unit\/\">Unit\u00e9 thermique Britich (unit\u00e9: BTU)<\/a><\/li>\n<li><a title=\"Force \u00e0 la fourche (unit\u00e9 ft.lbf) - Unit\u00e9 d'\u00e9nergie\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/thermodynamics\/what-is-energy-physics\/foot-pound-force-unit-ft-lbf-energy-unit\/\">Pied-force (unit\u00e9: ft.lbf)<\/a><\/li>\n<li><a title=\"Kilowattheure (unit\u00e9 kWh) - Unit\u00e9 d'\u00e9nergie\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/thermodynamics\/what-is-energy-physics\/kilowatt-hour-unit-kwh-energy-unit\/\">Kilowattheure (unit\u00e9: kWh)<\/a><\/li>\n<li><a title=\"M\u00e9gawatt-jour (unit\u00e9 MWd) - Unit\u00e9 d'\u00e9nergie\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/thermodynamics\/what-is-energy-physics\/megawatt-day-unit-mwd-energy-unit\/\">M\u00e9gawatt-jour (unit\u00e9: MWd)<\/a><\/li>\n<li><a title=\"Electronvolt (unit\u00e9 eV) - Unit\u00e9 d'\u00e9nergie\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/thermodynamics\/what-is-energy-physics\/electronvolt-unit-ev-energy-unit\/\">Electronvolt (unit\u00e9: eV)<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights lgc-first lgc-last\">\n<div class=\"inside-grid-column\">\n<div class=\"su-spacer\"><\/div>\n<div class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights  lgc-first lgc-last\">\n<div class=\"inside-grid-column\">\n<h2><span>Calorie (unit\u00e9 cal) &#8211; Unit\u00e9 d&#8217;\u00e9nergie<\/span><\/h2>\n<p><strong><span>Calorie (unit\u00e9: cal)<\/span><\/strong><span>\u00a0.\u00a0La calorie est une unit\u00e9 de chaleur traditionnelle.\u00a0Il fait partie du \u00a0\u00a0<\/span><strong><span>Syst\u00e8me international d&#8217;unit\u00e9s<\/span><\/strong><span>\u00a0(SI).\u00a0Il est d\u00e9fini comme la quantit\u00e9 de chaleur qui doit \u00eatre absorb\u00e9e par 1 gramme d&#8217;eau pour augmenter sa temp\u00e9rature de 1 \u00b0 C.\u00a0Son \u00e9quivalent dans le syst\u00e8me d&#8217;unit\u00e9s imp\u00e9riales britanniques est le BTU, qui est d\u00e9fini comme la quantit\u00e9 de chaleur n\u00e9cessaire pour \u00e9lever la temp\u00e9rature d&#8217;une livre d&#8217;eau d&#8217;un degr\u00e9\u00a0<\/span><a title=\"\u00c9chelle Fahrenheit - Temp\u00e9rature Fahrenheit\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/thermodynamics\/thermodynamic-properties\/what-is-temperature-physics\/fahrenheit-scale-fahrenheit-temperature\/\"><span>Fahrenheit<\/span><\/a><span>\u00a0.\u00a0Mais nous devons faire la distinction entre les petites calories et les grandes calories.\u00a0La grosse calorie (unit\u00e9: Cal) est d\u00e9finie en termes de kilogramme plut\u00f4t que de gramme.\u00a0Elle est \u00e9gale \u00e0 1000 petites calories et elle est donc de 1 kilocalorie (unit\u00e9: kcal).\u00a0Il est utilis\u00e9 par les nutritionnistes pour caract\u00e9riser le potentiel de production d&#8217;\u00e9nergie dans les aliments.<\/span><\/p>\n<ul>\n<li><strong><span>1 calorie = 4,184 J<\/span><\/strong><\/li>\n<li><strong><span>1 calorie = 0,00397 BTU<\/span><\/strong><\/li>\n<li><strong><span>1 calorie = 1,16 x 10\u00a0<\/span><sup><span>-6<\/span><\/sup><span>\u00a0kWh<\/span><\/strong><\/li>\n<\/ul>\n<p><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/conversion-joule-calorie-kilowatthour-energy-units.png\"><img loading=\"lazy\" class=\"aligncenter size-large wp-image-16545 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/conversion-joule-calorie-kilowatthour-energy-units-1024x291.png\" alt=\"conversion - joule, calorie, kilowattheure - unit\u00e9s d'\u00e9nergie\" width=\"669\" height=\"190\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/conversion-joule-calorie-kilowatthour-energy-units-1024x291.png\" \/><\/a><\/p>\n<\/div>\n<\/div>\n<div class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights  lgc-first lgc-last\">\n<div class=\"inside-grid-column\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;.<\/p>\n<p>Cet article est bas\u00e9 sur la traduction automatique de l&#8217;article original en anglais. Pour plus d&#8217;informations, voir l&#8217;article en anglais. Pouvez vous nous aider Si vous souhaitez corriger la traduction, envoyez-la \u00e0 l&#8217;adresse: translations@nuclear-power.com ou remplissez le formulaire de traduction en ligne. Nous appr\u00e9cions votre aide, nous mettrons \u00e0 jour la traduction le plus rapidement possible. Merci<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La calorie est une unit\u00e9 traditionnelle de chaleur.\u00a0Il fait partie du syst\u00e8me international d&#8217;unit\u00e9s (SI).\u00a0Il est d\u00e9fini comme la quantit\u00e9 de chaleur qui doit \u00eatre absorb\u00e9e par 1 gramme d&#8217;eau pour augmenter sa temp\u00e9rature de 1 \u00b0 C.\u00a0G\u00e9nie thermique Unit\u00e9s d&#8217;\u00e9nergie L&#8217;\u00e9nergie\u00a0est g\u00e9n\u00e9ralement d\u00e9finie comme le potentiel de travail ou de production de chaleur.\u00a0Cette d\u00e9finition &#8230; <a title=\"Quelle est calorie (unit\u00e9 cal) &#8211; Unit\u00e9 d&#8217;\u00e9nergie &#8211; D\u00e9finition\" class=\"read-more\" href=\"https:\/\/www.thermal-engineering.org\/fr\/quelle-est-calorie-unite-cal-unite-denergie-definition\/\" aria-label=\"En savoir plus sur Quelle est calorie (unit\u00e9 cal) &#8211; Unit\u00e9 d&#8217;\u00e9nergie &#8211; D\u00e9finition\">Lire la suite<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[8],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Quelle est calorie (unit\u00e9 cal) - Unit\u00e9 d&#039;\u00e9nergie - D\u00e9finition<\/title>\n<meta name=\"description\" content=\"La calorie est une unit\u00e9 traditionnelle de chaleur. 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