Calculateur de d\u00e9bit pour orifices \u00e0 paroi mince | Outils d'ing\u00e9nierie<\/title>\n <style>\n \/* \u6dfb\u52a0\u547d\u540d\u7a7a\u95f4\u524d\u7f00\uff0c\u907f\u514d\u4e0eWordPress\u4e3b\u9898\u6837\u5f0f\u51b2\u7a81 *\/\n .thin-wall-calculator {\n --primary-color: #2c3e50;\n --secondary-color: #3498db;\n --background-color: #f8f9fa;\n --text-color: #333;\n --border-radius: 8px;\n --spacing: 20px;\n font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;\n line-height: 1.6;\n color: var(--text-color);\n margin: 0;\n padding: 0;\n background-color: var(--background-color);\n \/* \u786e\u4fdd\u4e0d\u4f1a\u5f71\u54cdsticky header *\/\n position: relative;\n z-index: 1;\n }\n\n .thin-wall-calculator .calculator-container {\n max-width: 1200px;\n margin: 0 auto;\n padding: var(--spacing);\n }\n\n .thin-wall-calculator .section {\n background: white;\n border-radius: var(--border-radius);\n padding: var(--spacing);\n margin-bottom: var(--spacing);\n box-shadow: 0 2px 4px rgba(0,0,0,0.1);\n }\n\n .thin-wall-calculator h1, \n .thin-wall-calculator h2 {\n color: var(--primary-color);\n margin-top: 0;\n }\n\n .thin-wall-calculator h2 {\n font-size: 1.5em;\n margin-bottom: 15px;\n padding-bottom: 10px;\n }\n\n .thin-wall-calculator h2.calculator-title {\n margin-top: 30px;\n }\n\n .thin-wall-calculator .parameters-grid {\n display: grid;\n grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));\n gap: var(--spacing);\n }\n\n .thin-wall-calculator .parameter-item {\n margin-bottom: 15px;\n }\n\n .thin-wall-calculator .parameter-item label {\n display: block;\n margin-bottom: 5px;\n font-weight: 500;\n }\n\n .thin-wall-calculator .parameter-item input {\n width: 100%;\n padding: 8px;\n border: 1px solid #ddd;\n border-radius: 4px;\n font-size: 16px;\n }\n\n .thin-wall-calculator .unit {\n color: #666;\n font-size: 0.9em;\n margin-left: 5px;\n }\n\n .thin-wall-calculator .calculate-btn {\n background-color: var(--secondary-color);\n color: white;\n border: none;\n padding: 12px 24px;\n border-radius: var(--border-radius);\n cursor: pointer;\n font-size: 16px;\n font-weight: 500;\n transition: background-color 0.3s;\n width: 100%;\n max-width: 200px;\n margin: 0 auto;\n display: block;\n }\n\n .thin-wall-calculator .calculate-btn:hover {\n background-color: #2980b9;\n color: white;\n }\n\n .thin-wall-calculator .results {\n display: none;\n margin-top: var(--spacing);\n padding: var(--spacing);\n background-color: #e8f4f8;\n border-radius: var(--border-radius);\n text-align: center;\n }\n\n .thin-wall-calculator .result-item {\n margin-bottom: 15px;\n font-size: 1.2em;\n }\n\n .thin-wall-calculator .result-value {\n font-size: 2em;\n font-weight: 600;\n color: var(--primary-color);\n display: block;\n margin: 10px 0;\n }\n\n .thin-wall-calculator .result-unit {\n font-size: 1.2em;\n color: #666;\n margin-left: 5px;\n }\n\n .thin-wall-calculator .parameter-definition-grid {\n display: grid;\n grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));\n gap: var(--spacing);\n }\n\n .thin-wall-calculator .parameter-definition-item {\n background: white;\n border-radius: var(--border-radius);\n padding: var(--spacing);\n box-shadow: 0 2px 4px rgba(0,0,0,0.1);\n }\n\n .thin-wall-calculator .parameter-definition-item h3 {\n color: var(--primary-color);\n margin: 0 0 10px 0;\n font-size: 1.2em;\n display: flex;\n align-items: center;\n }\n\n .thin-wall-calculator .parameter-definition-item p {\n margin: 0;\n color: var(--text-color);\n font-size: 0.95em;\n }\n\n .thin-wall-calculator .parameter-unit {\n color: #666;\n font-size: 0.9em;\n margin-left: auto;\n }\n\n @media (max-width: 768px) {\n .thin-wall-calculator .calculator-container {\n padding: 10px;\n }\n \n .thin-wall-calculator .section {\n padding: 15px;\n }\n\n .thin-wall-calculator .result-value {\n font-size: 1.8em;\n }\n }\n <\/style>\n<\/head>\n<body>\n <div class=\"thin-wall-calculator\">\n <div class=\"calculator-container\">\n <div class=\"section\">\n <h2>D\u00e9finitions des param\u00e8tres<\/h2>\n <div class=\"parameter-definition-grid\">\n <div class=\"parameter-definition-item\">\n <h3>Diam\u00e8tre de l'orifice (d) <span class=\"parameter-unit\">mm<\/span><\/h3>\n <p>Le diam\u00e8tre interne du passage de la vanne o\u00f9 s'\u00e9coule le fluide. Il affecte la section et la vitesse d'\u00e9coulement.<\/p>\n <\/div>\n <div class=\"parameter-definition-item\">\n <h3>Diff\u00e9rence de pression (\u0394P) <span class=\"parameter-unit\">bar<\/span><\/h3>\n <p>La diff\u00e9rence de pression entre les c\u00f4t\u00e9s amont et aval de l\u2019orifice (P1 \u2013 P2).<\/p>\n <\/div>\n <div class=\"parameter-definition-item\">\n <h3>Coefficient de d\u00e9charge (Cd) <span class=\"parameter-unit\">–<\/span><\/h3>\n <p>Coefficient sans dimension qui tient compte des effets visqueux et de la contraction de la section d'\u00e9coulement. G\u00e9n\u00e9ralement autour de 0,61 pour les orifices \u00e0 paroi mince.<\/p>\n <\/div>\n <\/div>\n\n <h2 class=\"calculator-title\">Calculatrice<\/h2>\n <div class=\"parameters-grid\">\n <div class=\"parameter-item\">\n <label>Diam\u00e8tre de l'orifice (d) <span class=\"unit\">mm<\/span><\/label>\n <input type=\"number\" id=\"orificeDiameter\" step=\"0.1\" min=\"0.1\" max=\"1000\" placeholder=\"Entrez le diam\u00e8tre\">\n <\/div>\n <div class=\"parameter-item\">\n <label>Diff\u00e9rence de pression (\u0394P) <span class=\"unit\">bar<\/span><\/label>\n <input type=\"number\" id=\"pressureDiff\" step=\"0.01\" min=\"0\" max=\"1000\" placeholder=\"Entrez la pression\">\n <\/div>\n <div class=\"parameter-item\">\n <label>Coefficient de d\u00e9charge (Cd) <span class=\"unit\">–<\/span><\/label>\n <input type=\"number\" id=\"dischargeCoeff\" step=\"0.01\" min=\"0\" max=\"1\" placeholder=\"Entrer le coefficient\">\n <\/div>\n <\/div>\n\n <button class=\"calculate-btn\" onclick=\"calculateFlow()\">Calculer<\/button>\n <div id=\"results\" class=\"results\">\n <h2>R\u00e9sultat du d\u00e9bit<\/h2>\n <div class=\"result-item\">\n <span id=\"flowRateLPM\" class=\"result-value\">0<\/span>\n <span class=\"result-unit\">L\/min<\/span>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n\n <script>\n function calculateFlow() {\n \/\/ Get input values\n const d = parseFloat(document.getElementById('orificeDiameter').value); \/\/ mm\n const deltaP = parseFloat(document.getElementById('pressureDiff').value); \/\/ bar\n const Cd = parseFloat(document.getElementById('dischargeCoeff').value);\n\n \/\/ Validate inputs\n if (isNaN(d) || isNaN(deltaP) || isNaN(Cd)) {\n alert('Please fill in all fields with valid numbers');\n return;\n }\n\n \/\/ Convert units to SI\n const d_m = d \/ 1000; \/\/ mm to m\n const deltaP_Pa = deltaP * 100000; \/\/ bar to Pa\n const rho = 1000; \/\/ kg\/m\u00b3 (water density)\n\n \/\/ Calculate flow rate using the equation: Q = Cd * A * sqrt(2 * \u0394P \/ \u03c1)\n const A = Math.PI * Math.pow(d_m, 2) \/ 4;\n const Q = Cd * A * Math.sqrt(2 * deltaP_Pa \/ rho);\n\n \/\/ Convert to L\/min\n const Q_LPM = Q * 60000; \/\/ m\u00b3\/s to L\/min\n\n \/\/ Display results\n document.getElementById('flowRateLPM').textContent = Q_LPM.toFixed(1);\n document.getElementById('results').style.display = 'block';\n }\n <\/script>\n<\/body>\n<\/html>","protected":false},"excerpt":{"rendered":"<p>Discover the efficiency of fluid measurement with our Thin Wall Orifice Flow Calculator. Engineered for precision, this tool provides quick and accurate flow rate calculations…<\/p>","protected":false},"author":2,"featured_media":15658,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"pmpro_default_level":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3428],"tags":[3595,3594,3593],"class_list":["post-15656","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hydraulic-oil-pressure-calculator","tag-engineering-design-tools","tag-fluid-dynamics-calculator","tag-orifice-flow-rate","pmpro-has-access"],"acf":[],"jetpack_featured_media_url":"https:\/\/www.mechstream.com\/wp-content\/uploads\/2025\/04\/Thin-Wall-Orifice-Flow-Calculator.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.mechstream.com\/fr\/wp-json\/wp\/v2\/posts\/15656","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mechstream.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mechstream.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mechstream.com\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mechstream.com\/fr\/wp-json\/wp\/v2\/comments?post=15656"}],"version-history":[{"count":0,"href":"https:\/\/www.mechstream.com\/fr\/wp-json\/wp\/v2\/posts\/15656\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.mechstream.com\/fr\/wp-json\/wp\/v2\/media\/15658"}],"wp:attachment":[{"href":"https:\/\/www.mechstream.com\/fr\/wp-json\/wp\/v2\/media?parent=15656"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mechstream.com\/fr\/wp-json\/wp\/v2\/categories?post=15656"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mechstream.com\/fr\/wp-json\/wp\/v2\/tags?post=15656"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

D\u00e9couvrez l'efficacit\u00e9 de la mesure des fluides gr\u00e2ce \u00e0 notre calculateur de d\u00e9bit pour orifices \u00e0 paroi mince. Con\u00e7u pour la pr\u00e9cision, cet outil permet des calculs de d\u00e9bit rapides et pr\u00e9cis pour les orifices \u00e0 paroi mince, essentiels pour les ing\u00e9nieurs et les concepteurs. Notre calculateur simplifie les \u00e9quations complexes, vous faisant gagner du temps et garantissant la fiabilit\u00e9 de vos projets. Id\u00e9al pour les applications n\u00e9cessitant une \u00e9valuation minutieuse du d\u00e9bit, il prend en charge divers types et conditions de fluides. Optimisez vos conceptions d\u00e8s aujourd'hui gr\u00e2ce \u00e0 notre interface intuitive et b\u00e9n\u00e9ficiez d'une pr\u00e9cision et d'une efficacit\u00e9 accrues en mati\u00e8re de mesure de d\u00e9bit.<\/p>\n\n\n