{"id":15656,"date":"2025-04-29T04:18:52","date_gmt":"2025-04-29T04:18:52","guid":{"rendered":"https:\/\/www.mechstream.com\/?p=15656"},"modified":"2025-04-29T04:18:55","modified_gmt":"2025-04-29T04:18:55","slug":"thin-wall-orifice-flow-calculator","status":"publish","type":"post","link":"https:\/\/www.mechstream.com\/ru\/thin-wall-orifice-flow-calculator\/","title":{"rendered":"\u041a\u0430\u043b\u044c\u043a\u0443\u043b\u044f\u0442\u043e\u0440 \u0440\u0430\u0441\u0445\u043e\u0434\u0430 \u0447\u0435\u0440\u0435\u0437 \u0442\u043e\u043d\u043a\u043e\u0441\u0442\u0435\u043d\u043d\u043e\u0435 \u043e\u0442\u0432\u0435\u0440\u0441\u0442\u0438\u0435"},"content":{"rendered":"<p class=\"wp-block-paragraph\">\u041e\u0442\u043a\u0440\u043e\u0439\u0442\u0435 \u0434\u043b\u044f \u0441\u0435\u0431\u044f \u044d\u0444\u0444\u0435\u043a\u0442\u0438\u0432\u043d\u043e\u0441\u0442\u044c \u0438\u0437\u043c\u0435\u0440\u0435\u043d\u0438\u044f \u0440\u0430\u0441\u0445\u043e\u0434\u0430 \u0436\u0438\u0434\u043a\u043e\u0441\u0442\u0438 \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u043d\u0430\u0448\u0435\u0433\u043e \u043a\u0430\u043b\u044c\u043a\u0443\u043b\u044f\u0442\u043e\u0440\u0430 \u0440\u0430\u0441\u0445\u043e\u0434\u0430 \u0447\u0435\u0440\u0435\u0437 \u0442\u043e\u043d\u043a\u043e\u0441\u0442\u0435\u043d\u043d\u044b\u0435 \u0434\u0438\u0430\u0444\u0440\u0430\u0433\u043c\u044b. \u042d\u0442\u043e\u0442 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442, \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0430\u043d\u043d\u044b\u0439 \u0434\u043b\u044f \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f \u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438, \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u0435\u0442 \u0431\u044b\u0441\u0442\u0440\u044b\u0435 \u0438 \u0442\u043e\u0447\u043d\u044b\u0435 \u0440\u0430\u0441\u0447\u0451\u0442\u044b \u0440\u0430\u0441\u0445\u043e\u0434\u0430 \u0447\u0435\u0440\u0435\u0437 \u0442\u043e\u043d\u043a\u043e\u0441\u0442\u0435\u043d\u043d\u044b\u0435 \u0434\u0438\u0430\u0444\u0440\u0430\u0433\u043c\u044b, \u0447\u0442\u043e \u043a\u0440\u0430\u0439\u043d\u0435 \u0432\u0430\u0436\u043d\u043e \u0434\u043b\u044f \u0438\u043d\u0436\u0435\u043d\u0435\u0440\u043e\u0432 \u0438 \u043f\u0440\u043e\u0435\u043a\u0442\u0438\u0440\u043e\u0432\u0449\u0438\u043a\u043e\u0432. \u041d\u0430\u0448 \u043a\u0430\u043b\u044c\u043a\u0443\u043b\u044f\u0442\u043e\u0440 \u0443\u043f\u0440\u043e\u0449\u0430\u0435\u0442 \u0441\u043b\u043e\u0436\u043d\u044b\u0435 \u0443\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u044f, \u044d\u043a\u043e\u043d\u043e\u043c\u044f \u0432\u0430\u0448\u0435 \u0432\u0440\u0435\u043c\u044f \u0438 \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u044f \u043d\u0430\u0434\u0451\u0436\u043d\u043e\u0441\u0442\u044c \u0432\u0430\u0448\u0438\u0445 \u043f\u0440\u043e\u0435\u043a\u0442\u043e\u0432. \u041e\u043d \u0438\u0434\u0435\u0430\u043b\u044c\u043d\u043e \u043f\u043e\u0434\u0445\u043e\u0434\u0438\u0442 \u0434\u043b\u044f \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439, \u0442\u0440\u0435\u0431\u0443\u044e\u0449\u0438\u0445 \u0442\u0449\u0430\u0442\u0435\u043b\u044c\u043d\u043e\u0439 \u043e\u0446\u0435\u043d\u043a\u0438 \u0440\u0430\u0441\u0445\u043e\u0434\u0430, \u0438 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0435\u0442 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0435 \u0442\u0438\u043f\u044b \u0436\u0438\u0434\u043a\u043e\u0441\u0442\u0435\u0439 \u0438 \u0443\u0441\u043b\u043e\u0432\u0438\u044f. \u041d\u0430\u0447\u043d\u0438\u0442\u0435 \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0441\u0432\u043e\u0438 \u043f\u0440\u043e\u0435\u043a\u0442\u044b \u0443\u0436\u0435 \u0441\u0435\u0433\u043e\u0434\u043d\u044f \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u043d\u0430\u0448\u0435\u0433\u043e \u0443\u0434\u043e\u0431\u043d\u043e\u0433\u043e \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u0430 \u0438 \u043e\u0446\u0435\u043d\u0438\u0442\u0435 \u043f\u043e\u0432\u044b\u0448\u0435\u043d\u043d\u0443\u044e \u0442\u043e\u0447\u043d\u043e\u0441\u0442\u044c \u0438 \u044d\u0444\u0444\u0435\u043a\u0442\u0438\u0432\u043d\u043e\u0441\u0442\u044c \u0438\u0437\u043c\u0435\u0440\u0435\u043d\u0438\u044f \u0440\u0430\u0441\u0445\u043e\u0434\u0430.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"986\" height=\"423\" src=\"https:\/\/www.mechstream.com\/wp-content\/uploads\/2025\/04\/f3f8dc84-45b4-4bb2-933e-1533c39e258b.png\" loading=\"lazy\" alt=\"\u041a\u0430\u043b\u044c\u043a\u0443\u043b\u044f\u0442\u043e\u0440 \u0440\u0430\u0441\u0445\u043e\u0434\u0430 \u0447\u0435\u0440\u0435\u0437 \u0442\u043e\u043d\u043a\u043e\u0441\u0442\u0435\u043d\u043d\u043e\u0435 \u043e\u0442\u0432\u0435\u0440\u0441\u0442\u0438\u0435\" class=\"wp-image-15657\" srcset=\"https:\/\/www.mechstream.com\/wp-content\/uploads\/2025\/04\/f3f8dc84-45b4-4bb2-933e-1533c39e258b.png 986w, https:\/\/www.mechstream.com\/wp-content\/uploads\/2025\/04\/f3f8dc84-45b4-4bb2-933e-1533c39e258b-300x129.png 300w, https:\/\/www.mechstream.com\/wp-content\/uploads\/2025\/04\/f3f8dc84-45b4-4bb2-933e-1533c39e258b-768x329.png 768w, https:\/\/www.mechstream.com\/wp-content\/uploads\/2025\/04\/f3f8dc84-45b4-4bb2-933e-1533c39e258b-100x43.png 100w, https:\/\/www.mechstream.com\/wp-content\/uploads\/2025\/04\/f3f8dc84-45b4-4bb2-933e-1533c39e258b-700x300.png 700w\" sizes=\"(max-width: 986px) 100vw, 986px\" \/><\/figure>\n<\/div>\n\n\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n    <meta charset=\"UTF-8\">\n    <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n    <meta name=\"description\" content=\"\u0420\u0430\u0441\u0441\u0447\u0438\u0442\u0430\u0439\u0442\u0435 \u0440\u0430\u0441\u0445\u043e\u0434 \u0447\u0435\u0440\u0435\u0437 \u0442\u043e\u043d\u043a\u043e\u0441\u0442\u0435\u043d\u043d\u043e\u0435 \u043e\u0442\u0432\u0435\u0440\u0441\u0442\u0438\u0435 \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u043d\u0430\u0448\u0435\u0433\u043e \u0431\u0435\u0441\u043f\u043b\u0430\u0442\u043d\u043e\u0433\u043e \u043e\u043d\u043b\u0430\u0439\u043d-\u043a\u0430\u043b\u044c\u043a\u0443\u043b\u044f\u0442\u043e\u0440\u0430. \u0422\u043e\u0447\u043d\u044b\u0435 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u044b \u0434\u043b\u044f \u0438\u043d\u0436\u0435\u043d\u0435\u0440\u043d\u044b\u0445 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439.\">\n    <title>\u041a\u0430\u043b\u044c\u043a\u0443\u043b\u044f\u0442\u043e\u0440 \u0440\u0430\u0441\u0445\u043e\u0434\u0430 \u0447\u0435\u0440\u0435\u0437 \u0442\u043e\u043d\u043a\u043e\u0441\u0442\u0435\u043d\u043d\u043e\u0435 \u043e\u0442\u0432\u0435\u0440\u0441\u0442\u0438\u0435 | \u0418\u043d\u0436\u0435\u043d\u0435\u0440\u043d\u044b\u0435 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u044b<\/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>\u041e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u044f \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u0432<\/h2>\n                <div class=\"parameter-definition-grid\">\n                    <div class=\"parameter-definition-item\">\n                        <h3>\u0414\u0438\u0430\u043c\u0435\u0442\u0440 \u043e\u0442\u0432\u0435\u0440\u0441\u0442\u0438\u044f (d) <span class=\"parameter-unit\">\u043c\u043c<\/span><\/h3>\n                        <p>\u0412\u043d\u0443\u0442\u0440\u0435\u043d\u043d\u0438\u0439 \u0434\u0438\u0430\u043c\u0435\u0442\u0440 \u043a\u0430\u043d\u0430\u043b\u0430 \u043a\u043b\u0430\u043f\u0430\u043d\u0430, \u0447\u0435\u0440\u0435\u0437 \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043f\u0440\u043e\u0442\u0435\u043a\u0430\u0435\u0442 \u0436\u0438\u0434\u043a\u043e\u0441\u0442\u044c. \u041e\u043d \u0432\u043b\u0438\u044f\u0435\u0442 \u043d\u0430 \u043f\u043b\u043e\u0449\u0430\u0434\u044c \u0441\u0435\u0447\u0435\u043d\u0438\u044f \u043f\u043e\u0442\u043e\u043a\u0430 \u0438 \u0441\u043a\u043e\u0440\u043e\u0441\u0442\u044c.<\/p>\n                    <\/div>\n                    <div class=\"parameter-definition-item\">\n                        <h3>\u0420\u0430\u0437\u043d\u0438\u0446\u0430 \u0434\u0430\u0432\u043b\u0435\u043d\u0438\u044f (\u0394P) <span class=\"parameter-unit\">\u0431\u0430\u0440<\/span><\/h3>\n                        <p>\u041f\u0435\u0440\u0435\u043f\u0430\u0434 \u0434\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043c\u0435\u0436\u0434\u0443 \u0432\u0445\u043e\u0434\u043d\u043e\u0439 \u0438 \u0432\u044b\u0445\u043e\u0434\u043d\u043e\u0439 \u0441\u0442\u043e\u0440\u043e\u043d\u0430\u043c\u0438 \u043e\u0442\u0432\u0435\u0440\u0441\u0442\u0438\u044f (P1 \u2013 P2).<\/p>\n                    <\/div>\n                    <div class=\"parameter-definition-item\">\n                        <h3>\u041a\u043e\u044d\u0444\u0444\u0438\u0446\u0438\u0435\u043d\u0442 \u0440\u0430\u0441\u0445\u043e\u0434\u0430 (Cd) <span class=\"parameter-unit\">&#8211;<\/span><\/h3>\n                        <p>\u0411\u0435\u0437\u0440\u0430\u0437\u043c\u0435\u0440\u043d\u044b\u0439 \u043a\u043e\u044d\u0444\u0444\u0438\u0446\u0438\u0435\u043d\u0442, \u0443\u0447\u0438\u0442\u044b\u0432\u0430\u044e\u0449\u0438\u0439 \u0432\u043b\u0438\u044f\u043d\u0438\u0435 \u0432\u044f\u0437\u043a\u043e\u0441\u0442\u0438 \u0438 \u0441\u0443\u0436\u0435\u043d\u0438\u0435 \u0441\u0435\u0447\u0435\u043d\u0438\u044f \u043f\u043e\u0442\u043e\u043a\u0430. \u041e\u0431\u044b\u0447\u043d\u043e \u043e\u043a\u043e\u043b\u043e 0,61 \u0434\u043b\u044f \u0442\u043e\u043d\u043a\u043e\u0441\u0442\u0435\u043d\u043d\u044b\u0445 \u043e\u0442\u0432\u0435\u0440\u0441\u0442\u0438\u0439.<\/p>\n                    <\/div>\n                <\/div>\n\n                <h2 class=\"calculator-title\">\u041a\u0430\u043b\u044c\u043a\u0443\u043b\u044f\u0442\u043e\u0440<\/h2>\n                <div class=\"parameters-grid\">\n                    <div class=\"parameter-item\">\n                        <label>\u0414\u0438\u0430\u043c\u0435\u0442\u0440 \u043e\u0442\u0432\u0435\u0440\u0441\u0442\u0438\u044f (d) <span class=\"unit\">\u043c\u043c<\/span><\/label>\n                        <input type=\"number\" id=\"orificeDiameter\" step=\"0.1\" min=\"0.1\" max=\"1000\" placeholder=\"\u0412\u0432\u0435\u0434\u0438\u0442\u0435 \u0434\u0438\u0430\u043c\u0435\u0442\u0440\">\n                    <\/div>\n                    <div class=\"parameter-item\">\n                        <label>\u0420\u0430\u0437\u043d\u0438\u0446\u0430 \u0434\u0430\u0432\u043b\u0435\u043d\u0438\u044f (\u0394P) <span class=\"unit\">\u0431\u0430\u0440<\/span><\/label>\n                        <input type=\"number\" id=\"pressureDiff\" step=\"0.01\" min=\"0\" max=\"1000\" placeholder=\"\u0412\u0432\u0435\u0434\u0438\u0442\u0435 \u0434\u0430\u0432\u043b\u0435\u043d\u0438\u0435\">\n                    <\/div>\n                    <div class=\"parameter-item\">\n                        <label>\u041a\u043e\u044d\u0444\u0444\u0438\u0446\u0438\u0435\u043d\u0442 \u0440\u0430\u0441\u0445\u043e\u0434\u0430 (Cd) <span class=\"unit\">&#8211;<\/span><\/label>\n                        <input type=\"number\" id=\"dischargeCoeff\" step=\"0.01\" min=\"0\" max=\"1\" placeholder=\"\u0412\u0432\u0435\u0434\u0438\u0442\u0435 \u043a\u043e\u044d\u0444\u0444\u0438\u0446\u0438\u0435\u043d\u0442\">\n                    <\/div>\n                <\/div>\n\n                <button class=\"calculate-btn\" onclick=\"calculateFlow()\">\u0420\u0430\u0441\u0441\u0447\u0438\u0442\u0430\u0442\u044c<\/button>\n                <div id=\"results\" class=\"results\">\n                    <h2>\u0420\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442 \u0440\u0430\u0441\u0445\u043e\u0434\u0430<\/h2>\n                    <div class=\"result-item\">\n                        <span id=\"flowRateLPM\" class=\"result-value\">0<\/span>\n                        <span class=\"result-unit\">\u043b\/\u043c\u0438\u043d<\/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&#8230;<\/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_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"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\/ru\/wp-json\/wp\/v2\/posts\/15656","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/comments?post=15656"}],"version-history":[{"count":0,"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/posts\/15656\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/media\/15658"}],"wp:attachment":[{"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/media?parent=15656"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/categories?post=15656"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mechstream.com\/ru\/wp-json\/wp\/v2\/tags?post=15656"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}