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data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Basculer la table des matières" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Basculer la table des matières</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Pyrhéliomètre</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" 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Disponible en 24 langues." > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-24" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">24 langues</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%85%D9%82%D9%8A%D8%A7%D8%B3_%D8%A7%D9%84%D8%B4%D8%B9_%D8%A7%D9%84%D9%85%D8%A8%D8%A7%D8%B4%D8%B1" title="مقياس الشع المباشر – arabe" lang="ar" hreflang="ar" data-title="مقياس الشع المباشر" data-language-autonym="العربية" data-language-local-name="arabe" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Pirheli%C3%B2metre" title="Pirheliòmetre – catalan" lang="ca" hreflang="ca" data-title="Pirheliòmetre" data-language-autonym="Català" data-language-local-name="catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Pyrheliometr" title="Pyrheliometr – tchèque" lang="cs" hreflang="cs" data-title="Pyrheliometr" data-language-autonym="Čeština" data-language-local-name="tchèque" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Pyrheliometer" title="Pyrheliometer – danois" lang="da" hreflang="da" data-title="Pyrheliometer" data-language-autonym="Dansk" data-language-local-name="danois" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Pyrheliometer" title="Pyrheliometer – allemand" lang="de" hreflang="de" data-title="Pyrheliometer" data-language-autonym="Deutsch" data-language-local-name="allemand" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Pyrheliometer" title="Pyrheliometer – anglais" lang="en" hreflang="en" data-title="Pyrheliometer" data-language-autonym="English" data-language-local-name="anglais" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Pirheli%C3%B3metro" title="Pirheliómetro – espagnol" lang="es" hreflang="es" data-title="Pirheliómetro" data-language-autonym="Español" data-language-local-name="espagnol" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D9%BE%DB%8C%D8%B1%D9%87%D9%84%DB%8C%D9%88%D9%85%D8%AA%D8%B1" title="پیرهلیومتر – persan" lang="fa" hreflang="fa" data-title="پیرهلیومتر" data-language-autonym="فارسی" data-language-local-name="persan" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Pirheliometar" title="Pirheliometar – croate" lang="hr" hreflang="hr" data-title="Pirheliometar" data-language-autonym="Hrvatski" data-language-local-name="croate" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Pirheliometer" title="Pirheliometer – indonésien" lang="id" hreflang="id" data-title="Pirheliometer" data-language-autonym="Bahasa Indonesia" data-language-local-name="indonésien" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Pireliometro" title="Pireliometro – italien" lang="it" hreflang="it" data-title="Pireliometro" data-language-autonym="Italiano" data-language-local-name="italien" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E7%9B%B4%E9%81%94%E6%97%A5%E5%B0%84%E8%A8%88" title="直達日射計 – japonais" lang="ja" hreflang="ja" data-title="直達日射計" data-language-autonym="日本語" data-language-local-name="japonais" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%9F%D0%B8%D1%80%D0%B8%D0%B3%D0%B5%D0%BB%D0%BD%D0%BE%D0%BC%D0%B5%D1%82%D1%80" title="Пиригелнометр – kazakh" lang="kk" hreflang="kk" data-title="Пиригелнометр" data-language-autonym="Қазақша" data-language-local-name="kazakh" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%9F%D0%B8%D1%80%D0%B3%D0%B5%D0%BB%D0%B8%D0%BE%D0%BC%D0%B5%D1%82%D1%80" title="Пиргелиометр – kirghize" lang="ky" hreflang="ky" data-title="Пиргелиометр" data-language-autonym="Кыргызча" data-language-local-name="kirghize" class="interlanguage-link-target"><span>Кыргызча</span></a></li><li class="interlanguage-link interwiki-lmo mw-list-item"><a href="https://lmo.wikipedia.org/wiki/Pireliometro" title="Pireliometro – lombard" lang="lmo" hreflang="lmo" data-title="Pireliometro" data-language-autonym="Lombard" data-language-local-name="lombard" class="interlanguage-link-target"><span>Lombard</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Pyrheliometer" title="Pyrheliometer – néerlandais" lang="nl" hreflang="nl" data-title="Pyrheliometer" data-language-autonym="Nederlands" data-language-local-name="néerlandais" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Pyrheliometr" title="Pyrheliometr – polonais" lang="pl" hreflang="pl" data-title="Pyrheliometr" data-language-autonym="Polski" data-language-local-name="polonais" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Pireli%C3%B4metro" title="Pireliômetro – portugais" lang="pt" hreflang="pt" data-title="Pireliômetro" data-language-autonym="Português" data-language-local-name="portugais" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%9F%D0%B8%D1%80%D0%B3%D0%B5%D0%BB%D0%B8%D0%BE%D0%BC%D0%B5%D1%82%D1%80" title="Пиргелиометр – russe" lang="ru" hreflang="ru" data-title="Пиргелиометр" data-language-autonym="Русский" data-language-local-name="russe" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Pirheliometar" title="Pirheliometar – serbo-croate" lang="sh" hreflang="sh" data-title="Pirheliometar" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="serbo-croate" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Pyrheliometer" title="Pyrheliometer – suédois" lang="sv" hreflang="sv" data-title="Pyrheliometer" data-language-autonym="Svenska" data-language-local-name="suédois" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%95%E0%AE%A4%E0%AE%BF%E0%AE%B0%E0%AE%B5_%E0%AE%85%E0%AE%A9%E0%AE%B2%E0%AF%8D%E0%AE%AE%E0%AE%BE%E0%AE%A9%E0%AE%BF" title="கதிரவ அனல்மானி – tamoul" lang="ta" hreflang="ta" data-title="கதிரவ அனல்மானி" data-language-autonym="தமிழ்" data-language-local-name="tamoul" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%9F%D1%96%D1%80%D0%B3%D0%B5%D0%BB%D1%96%D0%BE%D0%BC%D0%B5%D1%82%D1%80" title="Піргеліометр – ukrainien" lang="uk" hreflang="uk" data-title="Піргеліометр" data-language-autonym="Українська" data-language-local-name="ukrainien" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E7%9B%B4%E5%B0%84%E5%A4%AA%E9%99%BD%E8%BC%BB%E5%B0%84%E8%A8%88" title="直射太陽輻射計 – chinois" lang="zh" hreflang="zh" data-title="直射太陽輻射計" data-language-autonym="中文" data-language-local-name="chinois" class="interlanguage-link-target"><span>中文</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q968867#sitelinks-wikipedia" title="Modifier les liens interlangues" class="wbc-editpage">Modifier les liens</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Espaces de noms"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Pyrh%C3%A9liom%C3%A8tre" title="Voir le contenu de la page [c]" accesskey="c"><span>Article</span></a></li><li id="ca-talk" class="vector-tab-noicon mw-list-item"><a href="/wiki/Discussion:Pyrh%C3%A9liom%C3%A8tre" rel="discussion" title="Discussion au sujet de cette page de contenu [t]" accesskey="t"><span>Discussion</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Modifier la variante de langue" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">français</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Affichages"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Pyrh%C3%A9liom%C3%A8tre"><span>Lire</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Pyrh%C3%A9liom%C3%A8tre&veaction=edit" title="Modifier cette page [v]" accesskey="v"><span>Modifier</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Pyrh%C3%A9liom%C3%A8tre&action=edit" title="Modifier le wikicode de cette page [e]" accesskey="e"><span>Modifier le code</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Pyrh%C3%A9liom%C3%A8tre&action=history" title="Historique des versions de cette page [h]" accesskey="h"><span>Voir l’historique</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Outils de la page"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Outils" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Outils</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Outils</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">déplacer vers la barre latérale</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">masquer</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Plus d’options" > <div class="vector-menu-heading"> Actions </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Pyrh%C3%A9liom%C3%A8tre"><span>Lire</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Pyrh%C3%A9liom%C3%A8tre&veaction=edit" title="Modifier cette page [v]" accesskey="v"><span>Modifier</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Pyrh%C3%A9liom%C3%A8tre&action=edit" title="Modifier le wikicode de cette page [e]" accesskey="e"><span>Modifier le code</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Pyrh%C3%A9liom%C3%A8tre&action=history"><span>Voir l’historique</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Général </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Sp%C3%A9cial:Pages_li%C3%A9es/Pyrh%C3%A9liom%C3%A8tre" title="Liste des pages liées qui pointent sur celle-ci [j]" accesskey="j"><span>Pages liées</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Sp%C3%A9cial:Suivi_des_liens/Pyrh%C3%A9liom%C3%A8tre" rel="nofollow" title="Liste des modifications récentes des pages appelées par celle-ci [k]" accesskey="k"><span>Suivi des pages liées</span></a></li><li id="t-upload" class="mw-list-item"><a href="/wiki/Aide:Importer_un_fichier" title="Téléverser des fichiers [u]" accesskey="u"><span>Téléverser un fichier</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Sp%C3%A9cial:Pages_sp%C3%A9ciales" title="Liste de toutes les pages spéciales [q]" accesskey="q"><span>Pages spéciales</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Pyrh%C3%A9liom%C3%A8tre&oldid=210878000" title="Adresse permanente de cette version de cette page"><span>Lien permanent</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Pyrh%C3%A9liom%C3%A8tre&action=info" title="Davantage d’informations sur cette page"><span>Informations sur la page</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:Citer&page=Pyrh%C3%A9liom%C3%A8tre&id=210878000&wpFormIdentifier=titleform" title="Informations sur la manière de citer cette page"><span>Citer cette page</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:UrlShortener&url=https%3A%2F%2Ffr.wikipedia.org%2Fwiki%2FPyrh%25C3%25A9liom%25C3%25A8tre"><span>Obtenir l'URL raccourcie</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:QrCode&url=https%3A%2F%2Ffr.wikipedia.org%2Fwiki%2FPyrh%25C3%25A9liom%25C3%25A8tre"><span>Télécharger le code QR</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Imprimer / exporter </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:Livre&bookcmd=book_creator&referer=Pyrh%C3%A9liom%C3%A8tre"><span>Créer un livre</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Sp%C3%A9cial:DownloadAsPdf&page=Pyrh%C3%A9liom%C3%A8tre&action=show-download-screen"><span>Télécharger comme PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Pyrh%C3%A9liom%C3%A8tre&printable=yes" title="Version imprimable de cette page [p]" accesskey="p"><span>Version imprimable</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> Dans d’autres projets </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Pyrheliometer" hreflang="en"><span>Wikimedia Commons</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q968867" title="Lien vers l’élément dans le dépôt de données connecté [g]" accesskey="g"><span>Élément Wikidata</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Outils de la page"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Apparence"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Apparence</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">déplacer vers la barre latérale</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">masquer</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">Un article de Wikipédia, l'encyclopédie libre.</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="fr" dir="ltr"><div class="bandeau-container metadata bandeau-article bandeau-niveau-ebauche"><div class="bandeau-cell bandeau-icone" style="display:table-cell;padding-right:0.5em"><span class="noviewer" typeof="mw:File"><a href="/wiki/Fichier:Circle-icons-physics-logo.svg" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/2/22/Circle-icons-physics-logo.svg/35px-Circle-icons-physics-logo.svg.png" decoding="async" width="35" height="35" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/22/Circle-icons-physics-logo.svg/53px-Circle-icons-physics-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/22/Circle-icons-physics-logo.svg/70px-Circle-icons-physics-logo.svg.png 2x" data-file-width="512" data-file-height="512" /></a></span></div><div class="bandeau-cell" style="display:table-cell;padding-right:0.5em"> <p><strong class="bandeau-titre">Cet article est une <a href="/wiki/Aide:%C3%89bauche" title="Aide:Ébauche">ébauche</a> concernant la <a href="/wiki/Physique" title="Physique">physique</a>.</strong> </p><p>Vous pouvez partager vos connaissances en l’améliorant (<b><a href="/wiki/Aide:Comment_modifier_une_page" title="Aide:Comment modifier une page">comment ?</a></b>) selon les recommandations des <a href="/wiki/Projet:Accueil" title="Projet:Accueil">projets correspondants</a>. </p> </div></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/Fichier:DR01_pyrheliometer_1.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/5b/DR01_pyrheliometer_1.jpg/220px-DR01_pyrheliometer_1.jpg" decoding="async" width="220" height="220" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/5b/DR01_pyrheliometer_1.jpg/330px-DR01_pyrheliometer_1.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/5b/DR01_pyrheliometer_1.jpg/440px-DR01_pyrheliometer_1.jpg 2x" data-file-width="945" data-file-height="945" /></a><figcaption>Pyrhéliomètre de recherche</figcaption></figure> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/Fichier:DR01_pyrheliometer_linedrawing.pdf" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/8/8a/DR01_pyrheliometer_linedrawing.pdf/page1-220px-DR01_pyrheliometer_linedrawing.pdf.jpg" decoding="async" width="220" height="220" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/8a/DR01_pyrheliometer_linedrawing.pdf/page1-330px-DR01_pyrheliometer_linedrawing.pdf.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/8a/DR01_pyrheliometer_linedrawing.pdf/page1-440px-DR01_pyrheliometer_linedrawing.pdf.jpg 2x" data-file-width="943" data-file-height="943" /></a><figcaption>Diagramme d'un pyrhéliomètre : , 1) Indicateur d'humidité, 2) Viseur, 3) Boîtier, 4) Protection, 5) Fenêtre avec élément chauffant, 7) Câble </figcaption></figure> <p>Un <b>pyrhéliomètre</b> est un instrument destiné à mesurer l'<a href="/wiki/Irradiance" class="mw-redirect" title="Irradiance">irradiance</a> solaire directe<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite_crochet">[</span>1<span class="cite_crochet">]</span></a></sup>. Il est généralement constitué par une <a href="/wiki/Thermopile" title="Thermopile">thermopile</a> peinte en noir, donc très absorbante, montée sur un système de suivi pointé vers le Soleil. Ainsi cet instrument ne mesure que le rayonnement directement issu du <a href="/wiki/Soleil" title="Soleil">soleil</a>, à l'exclusion de celui issu du <a href="/wiki/Ciel" title="Ciel">ciel</a> ou de la Terre. </p><p>La lumière du Soleil pénètre dans l'instrument par une fenêtre et est ensuite dirigée sur la thermopile qui convertit la chaleur en un signal électrique qui est enregistré. Celui-ci est ensuite converti en une mesure équivalente exprimée en watts par mètre carré<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite_crochet">[</span>2<span class="cite_crochet">]</span></a></sup>. </p> <div class="mw-heading mw-heading2"><h2 id="Standards">Standards</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Pyrh%C3%A9liom%C3%A8tre&veaction=edit&section=1" title="Modifier la section : Standards" class="mw-editsection-visualeditor"><span>modifier</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Pyrh%C3%A9liom%C3%A8tre&action=edit&section=1" title="Modifier le code source de la section : Standards"><span>modifier le code</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Des comparaisons sont régulièrement effectuées pour l'intercalibration des pyrhéliomètres afin de mesurer la quantité d'énergie reçue du soleil. L'objectif des journées de <span class="ouvrage"><span class="noarchive">« <a rel="nofollow" class="external text" href="http://www.pmodwrc.ch/pmod.php?topic=ipc_menu"><cite style="font-style:normal; color:var(--color-link-red, #d73333);">International Pyrheliometer Comparisons</cite></a> »<sup class="plainlinks">(<a rel="nofollow" class="external text" href="https://web.archive.org/web/*/http://www.pmodwrc.ch/pmod.php?topic=ipc_menu">Archive.org</a> • <a rel="nofollow" class="external text" href="https://archive.wikiwix.com/cache/?url=http://www.pmodwrc.ch/pmod.php?topic=ipc_menu">Wikiwix</a> • <a rel="nofollow" class="external text" href="https://archive.is/http://www.pmodwrc.ch/pmod.php?topic=ipc_menu">Archive.is</a> • <a rel="nofollow" class="external text" href="https://webcache.googleusercontent.com/search?hl=fr&q=cache:http://www.pmodwrc.ch/pmod.php?topic=ipc_menu">Google</a> • <a href="/wiki/Projet:Correction_des_liens_externes#J'ai_trouvé_un_lien_mort,_que_faire_?" title="Projet:Correction des liens externes">Que faire ?</a>)</sup></span></span> organisées à <a href="/wiki/Davos" title="Davos">Davos</a> tous les cinq ans par le <span class="ouvrage"><span class="noarchive">« <a rel="nofollow" class="external text" href="http://www.pmodwrc.ch/pmod.php?topic=world_radiation_center"><cite style="font-style:normal; color:var(--color-link-red, #d73333);">World Radiation Centre</cite></a> »<sup class="plainlinks">(<a rel="nofollow" class="external text" href="https://web.archive.org/web/*/http://www.pmodwrc.ch/pmod.php?topic=world_radiation_center">Archive.org</a> • <a rel="nofollow" class="external text" href="https://archive.wikiwix.com/cache/?url=http://www.pmodwrc.ch/pmod.php?topic=world_radiation_center">Wikiwix</a> • <a rel="nofollow" class="external text" href="https://archive.is/http://www.pmodwrc.ch/pmod.php?topic=world_radiation_center">Archive.is</a> • <a rel="nofollow" class="external text" href="https://webcache.googleusercontent.com/search?hl=fr&q=cache:http://www.pmodwrc.ch/pmod.php?topic=world_radiation_center">Google</a> • <a href="/wiki/Projet:Correction_des_liens_externes#J'ai_trouvé_un_lien_mort,_que_faire_?" title="Projet:Correction des liens externes">Que faire ?</a>)</sup></span></span> est de fournir une référence radiométrique mondiale. Lors de ces journées, les participants apportent leurs équipements à Davos pour effectuer des mesures simultanées du rayonnement solaire<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite_crochet">[</span>3<span class="cite_crochet">]</span></a></sup>. </p> <div class="mw-heading mw-heading2"><h2 id="Applications">Applications</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Pyrh%C3%A9liom%C3%A8tre&veaction=edit&section=2" title="Modifier la section : Applications" class="mw-editsection-visualeditor"><span>modifier</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Pyrh%C3%A9liom%C3%A8tre&action=edit&section=2" title="Modifier le code source de la section : Applications"><span>modifier le code</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Les applications classiques des mesures par pyrhéliomètre sont les études scientifiques du climat et de la météorologie, la recherche sur les propriétés de certains matériaux, et la mesure de l'efficacité de certains appareils photovoltaïques. </p> <div class="mw-heading mw-heading2"><h2 id="Références"><span id="R.C3.A9f.C3.A9rences"></span>Références</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Pyrh%C3%A9liom%C3%A8tre&veaction=edit&section=3" title="Modifier la section : Références" class="mw-editsection-visualeditor"><span>modifier</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Pyrh%C3%A9liom%C3%A8tre&action=edit&section=3" title="Modifier le code source de la section : Références"><span>modifier le code</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="references-small decimal" style=""><div class="mw-references-wrap"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink noprint"><a href="#cite_ref-1">↑</a> </span><span class="reference-text"><span class="ouvrage"><abbr class="abbr indicateur-langue" title="Langue : anglais">(en)</abbr> « <a rel="nofollow" class="external text" href="http://www.kippzonen.com/?productgroup/881/Pyrheliometers.aspx"><cite style="font-style:normal;" lang="en">Pyrheliometer - Kipp & Zonen</cite></a> », sur <span class="italique">kippzonen.com</span> <small style="line-height:1em;">(consulté le <time class="nowrap" datetime="2023-06-28" data-sort-value="2023-06-28">28 juin 2023</time>)</small></span>.</span> </li> <li id="cite_note-2"><span class="mw-cite-backlink noprint"><a href="#cite_ref-2">↑</a> </span><span class="reference-text"><span class="ouvrage"><abbr class="abbr indicateur-langue" title="Langue : anglais">(en)</abbr> « <a rel="nofollow" class="external text" href="http://www.global-greenhouse-warming.com/pyrheliometer.html"><cite style="font-style:normal;" lang="en">Pyrheliometer / Global Greenhouse Warming</cite></a> », sur <span class="italique">warming.com</span> <small style="line-height:1em;">(consulté le <time class="nowrap" datetime="2020-09-26" data-sort-value="2020-09-26">26 septembre 2020</time>)</small></span>.</span> </li> <li id="cite_note-3"><span class="mw-cite-backlink noprint"><a href="#cite_ref-3">↑</a> </span><span class="reference-text"><span class="ouvrage"><span class="noarchive">« <a rel="nofollow" class="external text" href="http://www.pmodwrc.ch/pmod.php?topic=ipc9"><cite style="font-style:normal; color:var(--color-link-red, #d73333);">http://www.pmodwrc.ch/pmod.php?topic=ipc9</cite></a> »<sup class="plainlinks">(<a rel="nofollow" class="external text" href="https://web.archive.org/web/*/http://www.pmodwrc.ch/pmod.php?topic=ipc9">Archive.org</a> • <a rel="nofollow" class="external text" href="https://archive.wikiwix.com/cache/?url=http://www.pmodwrc.ch/pmod.php?topic=ipc9">Wikiwix</a> • <a rel="nofollow" class="external text" href="https://archive.is/http://www.pmodwrc.ch/pmod.php?topic=ipc9">Archive.is</a> • <a rel="nofollow" class="external text" href="https://webcache.googleusercontent.com/search?hl=fr&q=cache:http://www.pmodwrc.ch/pmod.php?topic=ipc9">Google</a> • <a href="/wiki/Projet:Correction_des_liens_externes#J'ai_trouvé_un_lien_mort,_que_faire_?" title="Projet:Correction des liens externes">Que faire ?</a>)</sup></span></span></span> </li> </ol></div> </div> <div class="navbox-container" style="clear:both;"> <table class="navbox collapsible noprint autocollapse" style=""> <tbody><tr><th class="navbox-title" colspan="2" style=""><div style="float:left; width:6em; text-align:left"><div class="noprint plainlinks nowrap tnavbar" style="padding:0; font-size:xx-small; color:var(--color-emphasized, #000000);"><a href="/wiki/Mod%C3%A8le:Palette_Instruments_de_mesure_m%C3%A9t%C3%A9orologique" title="Modèle:Palette Instruments de mesure météorologique"><abbr class="abbr" title="Voir ce modèle.">v</abbr></a> · <a class="external text" href="https://fr.wikipedia.org/w/index.php?title=Mod%C3%A8le:Palette_Instruments_de_mesure_m%C3%A9t%C3%A9orologique&action=edit"><abbr class="abbr" title="Modifier ce modèle. Merci de prévisualiser avant de sauvegarder.">m</abbr></a></div></div><div style="font-size:110%"><a href="/wiki/Instrument_m%C3%A9t%C3%A9orologique" title="Instrument météorologique">Instruments de mesure météorologiques</a></div></th> </tr> <tr> <th class="navbox-group" style="width:100px">Surface/en mer</th> <td class="navbox-list" style=""><div class="liste-horizontale"> <ul><li><a href="/wiki/Abri_Stevenson" title="Abri Stevenson">Abri Stevenson</a></li> <li><a href="/wiki/An%C3%A9mom%C3%A8tre" title="Anémomètre">Anémomètre</a> <ul><li><a href="/wiki/An%C3%A9mo-cin%C3%A9mographe" title="Anémo-cinémographe">Anémo-cinémographe</a></li> <li><a href="/wiki/An%C3%A9mom%C3%A8tre_de_Daloz" title="Anémomètre de Daloz">Anémomètre de Daloz</a></li> <li><a href="/wiki/Syst%C3%A8me_d%E2%80%99alerte_de_cisaillement_du_vent_%C3%A0_basse_altitude" title="Système d’alerte de cisaillement du vent à basse altitude">LLWAS</a></li></ul></li> <li><a href="/wiki/%C3%89vaporom%C3%A8tre" title="Évaporomètre">Évaporomètre</a> <ul><li><a href="/wiki/Bac_d%27%C3%A9vaporation" title="Bac d'évaporation">Bac d'évaporation</a></li></ul></li> <li><a href="/wiki/Barom%C3%A8tre" title="Baromètre">Baromètre et barographe</a> <ul><li><a href="/wiki/Barom%C3%A8tre_%C3%A0_sangsues" title="Baromètre à sangsues">Baromètre à sangsues</a></li> <li><a href="/wiki/Barom%C3%A8tre_de_FitzRoy" title="Baromètre de FitzRoy">Baromètre de FitzRoy</a></li></ul></li> <li><a href="/wiki/Bou%C3%A9e_m%C3%A9t%C3%A9orologique" title="Bouée météorologique">Bouée météorologique</a> <ul><li><a href="/wiki/Bou%C3%A9e_Soul" title="Bouée Soul">Bouée Soul</a></li></ul></li> <li><a href="/wiki/Capteur_de_gouttelettes" title="Capteur de gouttelettes">Capteur de gouttelettes (disdromètre)</a></li> <li><a href="/wiki/Capsule_de_Vidie" title="Capsule de Vidie">Capsule de Vidie</a></li> <li><a href="/wiki/Conim%C3%A8tre" title="Conimètre">Conimètre</a></li> <li><a href="/wiki/Cryop%C3%A9dom%C3%A8tre" title="Cryopédomètre">Cryopédomètre</a></li> <li><a href="/wiki/D%C3%A9tecteur_d%E2%80%99occurrence_de_pr%C3%A9cipitations" title="Détecteur d’occurrence de précipitations">Détecteur d’occurrence de précipitations</a></li> <li><a href="/wiki/Diffusom%C3%A8tre" title="Diffusomètre">Diffusomètre optique</a></li> <li><a href="/wiki/Drosom%C3%A8tre" title="Drosomètre">Drosomètre</a></li> <li><a href="/wiki/Girouette" title="Girouette">Girouette</a></li> <li><a href="/wiki/H%C3%A9liographe" title="Héliographe">Héliographe</a> <ul><li><a href="/wiki/H%C3%A9liographe_de_Campbell-Stokes" title="Héliographe de Campbell-Stokes">Héliographe de Campbell-Stokes</a></li></ul></li> <li><a href="/wiki/Hygrom%C3%A8tre" title="Hygromètre">Hygromètre</a> et <a href="/wiki/Cellule_%C3%A0_point_de_ros%C3%A9e" title="Cellule à point de rosée">Cellule à point de rosée</a></li> <li><a href="/wiki/Indicateur_d%27accumulation_de_glace" title="Indicateur d'accumulation de glace">Indicateur d'accumulation de glace</a></li> <li><a href="/wiki/Lysim%C3%A8tre" title="Lysimètre">Lysimètre</a></li> <li><a href="/wiki/Manche_%C3%A0_air" title="Manche à air">Manche à air</a></li> <li><a href="/wiki/M%C3%A9t%C3%A9orographe" title="Météorographe">Météorographe</a></li> <li><a href="/wiki/Navire_m%C3%A9t%C3%A9orologique" title="Navire météorologique">Navire météorologique</a></li> <li><a href="/wiki/Nivom%C3%A8tre" title="Nivomètre">Nivomètre</a></li> <li><a href="/wiki/Niv%C3%B4se_(station_m%C3%A9t%C3%A9o)" title="Nivôse (station météo)">Nivôse</a></li> <li><a href="/wiki/Pluviom%C3%A8tre" title="Pluviomètre">Pluviomètre/Pluviographe</a></li> <li><a href="/wiki/Radiom%C3%A8tre" title="Radiomètre">Radiomètre</a> <ul><li><a href="/wiki/Actinom%C3%A8tre" title="Actinomètre">Actinomètre</a></li> <li><a href="/wiki/Pyranom%C3%A8tre" title="Pyranomètre">Pyranomètre</a></li> <li><a href="/wiki/Pyrradiom%C3%A8tre" title="Pyrradiomètre">Pyrradiomètre</a></li> <li><a href="/wiki/Pyrg%C3%A9om%C3%A8tre" title="Pyrgéomètre">Pyrgéomètre</a></li> <li><a class="mw-selflink selflink">Pyrhéliomètre</a></li> <li><a href="/wiki/Radiom%C3%A8tre_diff%C3%A9rentiel" title="Radiomètre différentiel">Radiomètre différentiel</a></li></ul></li> <li><a href="/wiki/Scintillom%C3%A8tre" title="Scintillomètre">Scintillomètre</a></li> <li><a href="/wiki/Table_%C3%A0_neige" title="Table à neige">Table à neige</a></li> <li><a href="/wiki/Thermo-hygrographe" title="Thermo-hygrographe">Thermo-hygrographe</a></li> <li><a href="/wiki/Thermo-hygrom%C3%A8tre" title="Thermo-hygromètre">Thermo-hygromètre</a></li> <li><a href="/wiki/Thermom%C3%A8tre" title="Thermomètre">Thermomètre</a> <ul><li><a href="/wiki/Bilame" title="Bilame">Thermomètre à bilame</a></li> <li><a href="/wiki/Thermom%C3%A8tre_%C3%A0_minimum_et_maximum" title="Thermomètre à minimum et maximum">Thermomètre à minimum et maximum</a></li></ul></li> <li><a href="/wiki/Transmissiom%C3%A8tre" title="Transmissiomètre">Transmissiomètre</a></li> <li><a href="/wiki/WFL-26" title="WFL-26">WFL-26</a></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style="width:100px">Aérologique</th> <td class="navbox-list navbox-even" style=""><div class="liste-horizontale"> <ul><li><a href="/wiki/Altim%C3%A8tre" title="Altimètre">Altimètre</a></li> <li><a href="/wiki/Aircraft_Meteorological_Data_Relay" title="Aircraft Meteorological Data Relay">AMDAR</a></li> <li><a href="/wiki/Ballon-plafond" title="Ballon-plafond">Ballon-plafond</a></li> <li><a href="/wiki/Ballon-sonde" title="Ballon-sonde">Ballon-sonde</a></li> <li><a href="/wiki/Catasonde" title="Catasonde">Catasonde</a></li> <li><a href="/wiki/C%C3%A9lom%C3%A8tre" title="Célomètre">Célomètre (télémètre de nuage)</a></li> <li><a href="/wiki/Fus%C3%A9e-sonde" title="Fusée-sonde">Fusée-sonde</a></li> <li><a href="/wiki/Hypsom%C3%A8tre" title="Hypsomètre">Hypsomètre</a></li> <li><a href="/wiki/Projecteur_de_plafond" title="Projecteur de plafond">Projecteur de plafond</a></li> <li><a href="/wiki/Radiosonde" title="Radiosonde">Radiosonde</a></li> <li><a href="/wiki/Radiosonde#Radiosonde_captive" title="Radiosonde">Radiosonde captive</a></li></ul> </div></td> </tr> <tr> <th class="navbox-group" style="width:100px">Télédétection</th> <td class="navbox-list" style=""><div class="liste-horizontale"> <ul><li><a href="/wiki/D%C3%A9tecteur_de_foudre" title="Détecteur de foudre">Détecteur de foudre</a></li> <li><a href="/wiki/Cam%C3%A9ra_grand_angle_du_ciel" title="Caméra grand angle du ciel">Caméra grand angle du ciel</a></li> <li><a href="/wiki/Lidar" title="Lidar">Lidar</a></li> <li><a href="/wiki/M%C3%A9t%C3%A9ocam" title="Météocam">Météocam</a></li> <li><a href="/wiki/N%C3%A9phoscope" title="Néphoscope">Néphoscope</a></li> <li><a href="/wiki/Profileur_de_vents" title="Profileur de vents">Profileur de vents</a></li> <li><a href="/wiki/Radar_m%C3%A9t%C3%A9orologique" title="Radar météorologique">Radar météorologique</a></li> <li><a href="/wiki/Radar_millim%C3%A9trique_de_n%C3%A9bulosit%C3%A9" title="Radar millimétrique de nébulosité">Radar millimétrique de nébulosité</a></li> <li><a href="/wiki/Syst%C3%A8me_de_sondage_radio-acoustique_de_l%27atmosph%C3%A8re" title="Système de sondage radio-acoustique de l'atmosphère">RASS</a></li> <li><a href="/wiki/R%C3%A9fractom%C3%A8tre_hyperfr%C3%A9quence" title="Réfractomètre hyperfréquence">Réfractomètre hyperfréquence</a></li> <li><a href="/wiki/Satellite_m%C3%A9t%C3%A9orologique" title="Satellite météorologique">Satellite météorologique</a></li> <li><a href="/wiki/Application_du_GPS_en_m%C3%A9t%C3%A9orologie" title="Application du GPS en météorologie">Station météorologique GPS</a></li> <li><a href="/wiki/Sodar" title="Sodar">Sodar</a></li></ul> </div></td> </tr> <tr> <td class="navbox-banner" style="" colspan="2"><a href="/wiki/Glossaire_de_la_m%C3%A9t%C3%A9orologie" title="Glossaire de la météorologie">Glossaire de la météorologie</a></td></tr></tbody></table> </div> 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