{"id":11778,"date":"2021-11-07T08:55:09","date_gmt":"2021-11-07T05:25:09","guid":{"rendered":"https:\/\/cfd-mrk.ir\/?page_id=11778"},"modified":"2021-11-08T12:36:43","modified_gmt":"2021-11-08T09:06:43","slug":"accretion","status":"publish","type":"page","link":"https:\/\/cfd-mrk.ir\/index.php\/training\/flow-analysis\/fundamentals-of-cfd\/discrete-phase-model\/wall-erosion\/accretion\/","title":{"rendered":"\u0627\u0646\u0628\u0627\u0634\u062a\u06af\u06cc (Accretion)"},"content":{"rendered":"<h2 style=\"text-align: right;\">\u0627\u0646\u0628\u0627\u0634\u062a\u06af\u06cc (Accretion)<\/h2>\n<h2 style=\"text-align: left;\"><\/h2>\n<p style=\"text-align: right;\"><span style=\"color: #000000;\">\u0627\u0646\u0628\u0627\u0634\u062a\u06af\u06cc (Accretion) \u067e\u062f\u06cc\u062f\u0647\u200c\u0627\u06cc \u0627\u0633\u062a \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u0630\u0631\u0627\u062a \u062f\u0631 \u062c\u0631\u06cc\u0627\u0646 \u0686\u0646\u062f \u0641\u0627\u0632\u06cc \u0628\u0647 \u062a\u062f\u0631\u06cc\u062c \u0648 \u062f\u0631 \u0637\u0648\u0644 \u0632\u0645\u0627\u0646 \u0631\u0648\u06cc \u062f\u06cc\u0648\u0627\u0631\u0647 \u0645\u06cc\u200c\u0686\u0633\u0628\u062f. \u0627\u06cc\u0646 \u0645\u0647\u0645 \u0628\u0627\u0639\u062b \u0627\u06cc\u062c\u0627\u062f \u0644\u0627\u06cc\u0647\u200c\u0627\u06cc \u0627\u0636\u0627\u0641\u0647 \u0631\u0648\u06cc \u062f\u06cc\u0648\u0631\u0627\u0647 \u0648 \u0627\u0641\u0632\u0627\u06cc\u0634 \u0636\u062e\u0627\u0645\u062a \u0622\u0646 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f. \u0627\u0646\u0628\u0627\u0634\u062a\u06af\u06cc \u0646\u0642\u0637\u0647 \u0645\u0642\u0627\u0628\u0644 \u062e\u0648\u0631\u062f\u06af\u06cc \u0627\u0633\u062a. \u0646\u0631\u062e \u0627\u0646\u0628\u0627\u0634\u062a\u06af\u06cc \u0648 \u062e\u0648\u0631\u062f\u06af\u06cc \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u0631\u0648\u06cc \u0645\u0631\u0632\u0647\u0627\u06cc \u062f\u06cc\u0648\u0627\u0631\u0647 \u0645\u0627\u0646\u06cc\u062a\u0648\u0631 \u0634\u0648\u0646\u062f. \u062f\u0631 \u0627\u06cc\u0646 \u0635\u0641\u062d\u0647 \u0642\u0635\u062f \u062f\u0627\u0631\u06cc\u0645 \u062a\u0627 \u0641\u0631\u0645\u0648\u0644\u0627\u0633\u06cc\u0648\u0646 \u06a9\u0644\u06cc \u0647\u0631 \u062f\u0648 \u067e\u062f\u06cc\u062f\u0647 \u062e\u0648\u0631\u062f\u06af\u06cc \u0648 \u0627\u0646\u0628\u0627\u0634\u062a\u06af\u06cc \u0631\u0627 \u0645\u0639\u0631\u0641\u06cc \u06a9\u0646\u06cc\u0645. <\/span><span style=\"color: #000000;\">\u0646\u0631\u062e \u062e\u0648\u0631\u062f\u06af\u06cc \u0628\u0635\u0648\u0631\u062a \u0631\u0627\u0628\u0637\u0647 (324) \u062a\u0639\u0631\u06cc\u0641 \u0645\u06cc\u200c\u0634\u0648\u062f.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-11782 size-full\" src=\"https:\/\/cfd-mrk.ir\/wp-content\/uploads\/2021\/11\/Erosion-general-Formulation.png\" alt=\"\u0641\u0631\u0645\u0648\u0644\u0627\u0633\u06cc\u0648\u0646 \u06a9\u0644\u06cc \u062e\u0648\u0631\u062f\u06af\u06cc\" width=\"902\" height=\"118\" srcset=\"https:\/\/cfd-mrk.ir\/wp-content\/uploads\/2021\/11\/Erosion-general-Formulation.png 902w, https:\/\/cfd-mrk.ir\/wp-content\/uploads\/2021\/11\/Erosion-general-Formulation-300x39.png 300w, https:\/\/cfd-mrk.ir\/wp-content\/uploads\/2021\/11\/Erosion-general-Formulation-768x100.png 768w, https:\/\/cfd-mrk.ir\/wp-content\/uploads\/2021\/11\/Erosion-general-Formulation-360x47.png 360w, https:\/\/cfd-mrk.ir\/wp-content\/uploads\/2021\/11\/Erosion-general-Formulation-600x78.png 600w\" sizes=\"auto, (max-width: 902px) 100vw, 902px\" \/><\/p>\n<p style=\"text-align: right;\"><span style=\"color: #000000;\">\u06a9\u0647 <em><strong>C(dp):<\/strong><\/em> \u062a\u0627\u0628\u0639 \u0642\u0637\u0631 \u0630\u0631\u0647\u060c<\/span><\/p>\n<p style=\"text-align: right;\"><span style=\"color: #000000;\"><em><strong>\u03b3:<\/strong><\/em> \u0632\u0648\u0627\u06cc\u0647 \u0628\u0631\u062e\u0648\u0631\u062f \u0645\u0633\u06cc\u0631 \u0630\u0631\u0647 \u0628\u0627 \u062f\u06cc\u0648\u0627\u0631\u0647\u060c<\/span><\/p>\n<p style=\"text-align: right;\"><span style=\"color: #000000;\"><em><strong>f(\u03b3):<\/strong> <\/em>\u062a\u0627\u0628\u0639 \u0632\u0627\u0648\u06cc\u0647 \u0628\u0631\u062e\u0648\u0631\u062f\u060c<\/span><\/p>\n<p style=\"text-align: right;\"><span style=\"color: #000000;\"><em><strong>v:<\/strong> <\/em>\u0633\u0631\u0639\u062a \u0646\u0633\u0628\u06cc \u0630\u0631\u0647\u060c<\/span><\/p>\n<p style=\"text-align: right;\"><span style=\"color: #000000;\"><em><strong>b(v):<\/strong><\/em> \u062a\u0627\u0628\u0639 \u0633\u0631\u0639\u062a \u0646\u0633\u0628\u06cc \u0630\u0631\u0647 \u0648<\/span><\/p>\n<p style=\"text-align: right;\"><span style=\"color: #000000;\"><em><strong>Aface:<\/strong><\/em> \u0645\u0633\u0627\u062d\u062a \u0648\u062c\u0647 \u0633\u0644\u0648\u0644 \u0631\u0648\u06cc \u062f\u06cc\u0648\u0627\u0631\u0647 \u0645\u06cc\u200c\u0628\u0627\u0634\u0646\u062f.<\/span><\/p>\n<p style=\"text-align: right;\"><span style=\"color: #000000;\"><em><strong>C=1.8*10e-9<\/strong><\/em>\u060c<em><strong> f=1<\/strong><\/em> \u0648 <em><strong>b=0<\/strong><\/em> \u0645\u0642\u0627\u062f\u06cc\u0631 \u067e\u06cc\u0634\u200c\u0641\u0631\u0636 \u0647\u0633\u062a\u0646\u062f. \u0628\u0627\u06cc\u062f \u062a\u0648\u062c\u0647 \u062f\u0627\u0634\u062a <em><strong>c<\/strong><\/em>\u060c <em><strong>f<\/strong> <\/em>\u0648 <em><strong>b<\/strong> <\/em>\u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0634\u0631\u0637 \u0645\u0631\u0632\u06cc \u0631\u0648\u06cc \u062f\u06cc\u0648\u0627\u0631\u0647 \u0648 \u0646\u0647 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u062e\u0648\u0627\u0635 \u06cc\u06a9 \u0645\u0627\u062f\u0647 \u062a\u0639\u0631\u06cc\u0641 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f. \u0628\u0647 \u0647\u0645\u06cc\u0646 \u062e\u0627\u0637\u0631 \u0628\u0627 \u062a\u063a\u06cc\u06cc\u0631 \u062c\u0646\u0633 \u0645\u0648\u0627\u062f \u0645\u0642\u062f\u0627\u0631 \u0627\u06cc\u0646 \u067e\u0627\u0631\u0627\u0645\u062a\u0631\u0647\u0627 \u062a\u063a\u06cc\u06cc\u0631 \u0646\u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u0632 \u0627\u06cc\u0646 \u0631\u0648 \u0644\u0627\u0632\u0645\u0633\u062a \u0645\u0642\u0627\u062f\u06cc\u0631 \u0645\u0646\u0627\u0633\u0628\u06cc \u0628\u0631\u0627\u06cc \u0634\u0631\u0627\u06cc\u0637 \u0645\u0631\u0632\u06cc \u0645\u0631\u062a\u0628\u0637 \u0628\u0627 \u0647\u0631 \u0645\u0633\u0626\u0644\u0647 \u0648\u0627\u0631\u062f \u0646\u0645\u0627\u06cc\u06cc\u062f. \u0645\u0642\u0627\u062f\u06cc\u0631 \u0627\u06cc\u0646 \u062a\u0648\u0627\u0628\u0639 \u0628\u0631\u0627\u06cc \u062e\u0648\u0631\u062f\u06af\u06cc \u0641\u0648\u0644\u0627\u062f \u06a9\u0631\u0628\u0646\u06cc \u0648 \u0622\u0644\u0648\u0645\u06cc\u0646\u06cc\u0645 \u062a\u0648\u0633\u0637 \u0645\u0627\u0633\u0647 \u062f\u0631 \u062a\u062d\u0642\u06cc\u0642\u0627\u062a \u0627\u062f\u0648\u0627\u0631\u062f\u0632 \u0648 \u0647\u0645\u06a9\u0627\u0631\u0627\u0646 [2] \u0627\u0631\u0627\u0626\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a. \u062a\u0648\u0627\u0628\u0639 <em><strong>c<\/strong><\/em>\u060c <em><strong>f<\/strong> <\/em>\u0648 <em><strong>b<\/strong> <\/em>\u0628\u0648\u0631\u062a \u062c\u0632\u0621 \u0628\u0647 \u062c\u0632\u0621 \u062e\u0637\u06cc\u060c \u062c\u0632\u0621 \u0628\u0647 \u062c\u0632\u0621 \u0686\u0646\u062f \u062c\u0645\u0644\u0647\u200c\u0627\u06cc \u0648 \u06cc\u0627 \u0686\u0646\u062f \u062c\u0645\u0644\u0647\u200c\u0627\u06cc \u062a\u0639\u0631\u06cc\u0641 \u0645\u06cc\u200c\u0634\u0648\u062f \u062a\u0627 \u0628\u062a\u0648\u0627\u0646 \u0622\u0646 \u0631\u0627 \u0628\u0647 \u0635\u0648\u0631\u062a \u0642\u0633\u0645\u062a\u06cc \u0627\u0632 \u0634\u0631\u0627\u06cc\u0637 \u0645\u0631\u0632\u06cc \u062a\u0639\u0631\u06cc\u0641 \u06a9\u0631\u062f.<\/span><\/p>\n<h4 style=\"text-align: right;\"><span style=\"color: #ff0000;\"><strong>\u0648\u0627\u062d\u062f \u0646\u0631\u062e \u062e\u0648\u0631\u062f\u06af\u06cc:<\/strong><\/span><\/h4>\n<p style=\"text-align: right;\"><span style=\"color: #000000;\">\u0646\u0631\u062e \u062e\u0648\u0631\u062f\u06af\u06cc \u062f\u0631 \u0648\u0627\u062d\u062f \u0634\u0627\u0631 \u062c\u0631\u0645\u06cc \u06cc\u0627 \u0647\u0645\u0627\u0646 \u0645\u0648\u0627\u062f \u062d\u0630\u0641 \u0634\u062f\u0647 \u062a\u0642\u0633\u06cc\u0645 \u0628\u0631 \u0645\u0633\u0627\u062d\u062a-\u0632\u0645\u0627\u0646 \u0646\u0645\u0627\u06cc\u0634 \u062f\u0627\u062f\u0647 \u0634\u0648\u062f. \u0627\u06cc\u0646 \u0646\u0631\u062e \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0645\u062a\u0646\u0627\u0633\u0628 \u0628\u0627 \u0648\u0627\u062d\u062f\u0647\u0627\u06cc \u062a\u0639\u0631\u06cc\u0641 \u0634\u062f\u0647 \u062f\u0631 \u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631\u0647\u0627\u06cc\u06cc \u0647\u0645\u0627\u0646\u0646\u062f \u0641\u0644\u0648\u0626\u0646\u062a \u062a\u0639\u0631\u06cc\u0641 \u0634\u0648\u062f. \u062a\u0648\u0627\u0628\u0639 \u0628\u0627\u06cc\u062f \u0628\u06af\u0648\u0646\u0647\u200c\u0627\u06cc \u062f\u0631 \u0648\u0627\u062d\u062f\u0647\u0627\u06cc \u0633\u0627\u0632\u06af\u0627\u0631 \u062a\u0639\u0631\u06cc\u0641 \u0634\u062f\u0647 \u062a\u0627 \u06cc\u06a9 \u06af\u0631\u0648\u0647 \u0628\u062f\u0648\u0646 \u0628\u0639\u062f \u0628\u0627 \u0633\u0631\u0639\u062a \u0646\u0633\u0628\u06cc \u0630\u0631\u0647 \u0648 \u062a\u0648\u0627\u0646 \u0622\u0646 \u062f\u0631\u0633\u062a \u06a9\u0646\u0646\u062f.<\/span><\/p>\n<p style=\"text-align: right;\"><span style=\"color: #000000;\">\u0634\u0645\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u06cc\u06a9 \u062a\u0627\u0628\u0639 \u0645\u06cc\u062f\u0627\u0646\u06cc \u062f\u0644\u062e\u0648\u0627\u0647 (Custom Field Function) \u06cc\u0627 \u062a\u063a\u06cc\u06cc\u0631 \u062f\u0631 \u0648\u0627\u062d\u062f\u0647\u0627\u06cc <em><strong>c<\/strong><\/em>\u060c <em><strong>f<\/strong> <\/em>\u0646\u0631\u062e \u062e\u0648\u0631\u062f\u06af\u06cc \u0631\u0627 \u0628\u0647 \u0635\u0648\u0631\u062a \u0645\u0644\u0645\u0648\u0633 \u0637\u0648\u0644\/\u0632\u0645\u0627\u0646 (\u0645\u062b\u0644\u0627 \u0645\u06cc\u0644\u06cc\u0645\u062a\u0631 \u0628\u0631 \u0633\u0627\u0644) \u0645\u062d\u0627\u0633\u0628\u0647 \u0646\u0645\u0627\u06cc\u06cc\u062f. \u0627\u0646\u0648\u0627\u0639 \u0645\u062f\u0644\u200c\u0647\u0627\u06cc \u062e\u0648\u0631\u062f\u06af\u06cc \u0645\u062a\u0634\u06a9\u0644 \u0627\u0632 \u062b\u0627\u0628\u062a\u200c\u0647\u0627\u06cc \u0645\u062a\u0646\u0648\u0639 \u062f\u0631 \u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631\u0647\u0627\u06cc\u06cc \u0645\u062b\u0644 \u0641\u0644\u0648\u0626\u0646\u062a \u062f\u0631 \u062f\u0633\u062a\u0631\u0633 \u0627\u0633\u062a. \u062e\u0644\u0627\u0635\u0647 \u0627\u06cc\u0646\u06a9\u0647 \u0645\u0639\u0627\u062f\u0644\u0627\u062a \u062d\u0627\u06a9\u0645 \u0628\u0631 \u0628\u0631\u062e\u06cc \u0627\u0632 \u0645\u062f\u0644\u200c\u0647\u0627\u06cc \u062e\u0648\u0631\u062f\u06af\u06cc \u0631\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u0628\u0647 \u06af\u0648\u0646\u0647\u200c\u0627\u06cc \u062a\u063a\u06cc\u06cc\u0631 \u062f\u0627\u062f \u062a\u0627 \u062f\u0631 \u0642\u0627\u0644\u0628 \u0645\u0639\u0627\u062f\u0644\u0647 \u06a9\u0644\u06cc \u062a\u0648\u0635\u06cc\u0641 \u06a9\u0646\u0646\u062f\u0647 \u0646\u0631\u062e \u0641\u0631\u0633\u0627\u06cc\u0634 (\u0645\u0639\u0627\u062f\u0644\u0647 324) \u0638\u0627\u0647\u0631 \u0634\u0648\u0646\u062f. \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644 \u0645\u062f\u0644 \u0648\u0627\u0628\u0633\u062a\u0647 \u0632\u0627\u0648\u06cc\u0647 \u062a\u0648\u0633\u0644\u0627 (Tusla Angle Dependent Model) \u06a9\u0647 \u0628\u0635\u0648\u0631\u062a \u0645\u0639\u0627\u062f\u0644\u0647 (325) \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 [2] \u0631\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646 \u0628\u0627 \u0627\u0646\u062c\u0627\u0645 \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a\u06cc \u0628\u0635\u0648\u0631\u062a \u0645\u0639\u0627\u062f\u0644\u0647 (324) \u0646\u0648\u0634\u062a.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-11783 size-full\" src=\"https:\/\/cfd-mrk.ir\/wp-content\/uploads\/2021\/11\/Erosion-Tusla-Angle-Dependent-Model.png\" alt=\"\u0645\u062f\u0644 \u0648\u0627\u0628\u0633\u062a\u0647 \u0632\u0627\u0648\u06cc\u0647 \u062a\u0648\u0633\u0644\u0627 \" width=\"895\" height=\"326\" srcset=\"https:\/\/cfd-mrk.ir\/wp-content\/uploads\/2021\/11\/Erosion-Tusla-Angle-Dependent-Model.png 895w, https:\/\/cfd-mrk.ir\/wp-content\/uploads\/2021\/11\/Erosion-Tusla-Angle-Dependent-Model-300x109.png 300w, https:\/\/cfd-mrk.ir\/wp-content\/uploads\/2021\/11\/Erosion-Tusla-Angle-Dependent-Model-768x280.png 768w, https:\/\/cfd-mrk.ir\/wp-content\/uploads\/2021\/11\/Erosion-Tusla-Angle-Dependent-Model-360x131.png 360w, https:\/\/cfd-mrk.ir\/wp-content\/uploads\/2021\/11\/Erosion-Tusla-Angle-Dependent-Model-600x219.png 600w\" sizes=\"auto, (max-width: 895px) 100vw, 895px\" \/><\/p>\n<p style=\"text-align: right;\"><span style=\"color: #000000;\"><em><strong>ER<\/strong><\/em>: \u0646\u0633\u0628\u062a \u062e\u0648\u0631\u062f\u06af\u06cc (\u062c\u0631\u0645 \u062e\u0648\u0631\u062f\u06af\u06cc \u0633\u0637\u062d \u0628\u0647 \u062c\u0631\u0645 \u0630\u0631\u0627\u062a \u0628\u0631\u062e\u0648\u0631\u062f \u06a9\u0646\u0646\u062f\u0647)<\/span><\/p>\n<p style=\"text-align: right;\"><span style=\"color: #000000;\"><em><strong>B<\/strong><\/em>: \u0633\u062e\u062a\u06cc \u0628\u0631\u0646\u06cc\u0644<\/span><\/p>\n<p style=\"text-align: right;\"><span style=\"color: #000000;\"><em><strong>Fs<\/strong><\/em>: \u0636\u0631\u06cc\u0628 \u0634\u06a9\u0644 \u0630\u0631\u0647<\/span><\/p>\n<p style=\"text-align: right;\"><span style=\"color: #000000;\">\u0645\u062f\u0644 \u062a\u0648\u0633\u0644\u0627 \u0645\u0642\u0627\u062f\u06cc\u0631 1 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0645\u0627\u0633\u0647 \u062a\u06cc\u0632\/\u0632\u0627\u0648\u06cc\u0647 \u062f\u0627\u0631\u060c 0.5 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0645\u0627\u0633\u0647 \u0646\u06cc\u0645 \u06af\u0631\u062f \u0648 0.2 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0645\u0627\u0633\u0647 \u062a\u0645\u0627\u0645 \u06af\u0631\u062f \u0628\u0631\u0627\u06cc <em><strong>Fs <\/strong><\/em>\u067e\u06cc\u0634\u0646\u0647\u0627\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u062f\u0631 \u0628\u0627\u0644\u0627 \u0627\u0634\u0627\u0631\u0647 \u0634\u062f\u060c \u062a\u0627\u0628\u0639 \u0632\u0627\u0648\u06cc\u0647 \u0628\u0631\u062e\u0648\u0631\u062f \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0628\u0635\u0648\u0631\u062a \u062c\u0632\u0621 \u0628\u0647 \u062c\u0632\u0621 \u0686\u0646\u062f \u062c\u0645\u0644\u0647\u200c\u0627\u06cc \u0647\u0645 \u0628\u06cc\u0627\u0646 \u0634\u0648\u062f. <em><strong>f(\u03b3)<\/strong><\/em> \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0647 \u0634\u062f\u0647 \u062f\u0631 \u0628\u0627\u0644\u0627 \u062a\u0642\u0631\u06cc\u0628\u06cc \u0627\u0632 \u062a\u0627\u0628\u0639 \u0632\u0627\u0648\u06cc\u0647 \u0628\u0631\u062e\u0648\u0631\u062f \u0628\u06cc\u0646 \u0633\u0637\u062d \u0641\u0648\u0644\u0627\u062f\u06cc \u0648 \u0645\u0627\u0633\u0647 \u0645\u06cc\u200c\u0628\u0627\u0634\u062f.<\/span><\/p>\n<h5 style=\"text-align: right;\"><span style=\"color: #ff0000;\"><strong>\u00a0\u0646\u0631\u062e \u0627\u0646\u0628\u0627\u0634\u062a\u06af\u06cc (Accretion) \u0646\u06cc\u0632 \u0627\u0632 \u0631\u0627\u0628\u0637\u0647 (326) \u0628\u062f\u0633\u062a \u0645\u06cc\u200c\u0622\u06cc\u062f.<\/strong><\/span><\/h5>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-11822 size-full\" src=\"https:\/\/cfd-mrk.ir\/wp-content\/uploads\/2021\/11\/Accretion-formulation.png\" alt=\"\u0641\u0631\u0645\u0648\u0644 \u0627\u0646\u0628\u0627\u0634\u062a\u06af\u06cc \u0630\u0631\u0627\u062a \u0631\u0648\u06cc \u062f\u06cc\u0648\u0627\u0631\u0647\" width=\"890\" height=\"109\" srcset=\"https:\/\/cfd-mrk.ir\/wp-content\/uploads\/2021\/11\/Accretion-formulation.png 890w, https:\/\/cfd-mrk.ir\/wp-content\/uploads\/2021\/11\/Accretion-formulation-300x37.png 300w, https:\/\/cfd-mrk.ir\/wp-content\/uploads\/2021\/11\/Accretion-formulation-768x94.png 768w, https:\/\/cfd-mrk.ir\/wp-content\/uploads\/2021\/11\/Accretion-formulation-360x44.png 360w, https:\/\/cfd-mrk.ir\/wp-content\/uploads\/2021\/11\/Accretion-formulation-600x73.png 600w\" sizes=\"auto, (max-width: 890px) 100vw, 890px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: right;\"><span style=\"color: #000000;\"><strong>\u0646\u06a9\u062a\u0647:<\/strong> \u062f\u0631 \u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631 Fluent \u0627\u0645\u06a9\u0627\u0646 \u0628\u0647\u0631\u0647 \u06af\u06cc\u0631\u06cc \u0627\u0632 \u062a\u0648\u0627\u0628\u0639 \u062f\u0644\u062e\u0648\u0627\u0647 \u06a9\u0627\u0631\u0628\u0631 (UDF) \u0628\u0631\u0627\u06cc \u0647\u0631 \u0646\u0648\u0639 \u0645\u062f\u0644 \u062e\u0648\u0631\u062f\u06af\u06cc \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f. \u0628\u0631\u0627\u06cc \u0645\u062f\u0644\u200c\u0647\u0627\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647\u200c\u062a\u0631\u060c \u0647\u0645\u0686\u0648\u0646 \u0645\u062f\u0644\u200c\u0647\u0627\u06cc\u06cc \u06a9\u0647 \u062f\u0631 \u0622\u0646\u200c\u0647\u0627 \u0646\u062a\u0648\u0627\u0646 <em><strong>f<\/strong> <\/em>\u0631\u0627 \u0628\u0635\u0648\u0631\u062a \u062e\u0637\u06cc \u06cc\u0627 \u0686\u0646\u062f \u062c\u0645\u0644\u0647\u200c\u0627\u06cc \u062a\u0642\u0631\u06cc\u0628 \u0632\u062f\u060c \u0645\u062f\u0644 \u067e\u06cc\u0634 \u0641\u0631\u0636 Erosion Model \u0645\u0648\u062c\u0648\u062f \u062f\u0631 \u067e\u0646\u062c\u0631\u0647 \u0634\u0631\u0637 \u0645\u0631\u0632\u06cc \u062f\u06cc\u0648\u0627\u0631\u0647 (\u062f\u0631 \u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631 Fluent) \u0642\u0627\u0628\u0644 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0646\u062e\u0648\u0627\u0647\u062f \u0628\u0648\u062f. \u0628\u0646\u0627\u0628\u0631\u0627\u06cc\u0646 \u062f\u0631 \u0686\u0646\u06cc\u0646 \u0634\u0631\u0627\u06cc\u0637\u06cc \u0644\u0627\u0632\u0645\u0633\u062a \u0628\u0647\u200c \u062c\u0627\u06cc \u0622\u0646 \u0627\u0632 UDF \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0646\u0645\u0648\u062f.<\/span><\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: left;\"><strong><span style=\"color: #000000;\">:[1]<\/span><\/strong><\/p>\n<p style=\"text-align: left;\"><strong><span style=\"color: #000000;\"> J. K. Edwards, B. S. McLaury, and S. A. Shirazi. &#8220;Evaluation of Alternative Pipe Bend Fittings in Erosive Service&#8221;.\u00a0<em>In Proceedings of ASME FEDSM\u201900: ASME 2000 Fluids Engineering Division Summer Meeting, Boston, MA<\/em>.\u00a0June 2000.<\/span><\/strong><\/p>\n<p style=\"text-align: left;\"><strong><span style=\"color: #000000;\">:[2]<\/span><\/strong><\/p>\n<p style=\"text-align: left;\"><strong><span style=\"color: #000000;\">\u00a0J. K. Edwards, B. S. McLaury, and S. A. Shirazi.\u00a0&#8220;Supplementing a CFD Code with Erosion Prediction Capabilities&#8221;.\u00a0<em>In Proceedings of ASME FEDSM\u201998: ASME 1998 Fluids Engineering Division Summer Meeting, Washington DC<\/em>.\u00a0June 1998.<\/span><\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<div class=\"entry-content\">\n<h4 class=\"has-text-align-right has-vivid-cyan-blue-color has-text-color\"><a href=\"https:\/\/cfd-mrk.ir\/index.php\/training\/flow-analysis\/fundamentals-of-cfd\/discrete-phase-model\/wall-erosion\/\"><span style=\"color: #3366ff;\"><strong>\u0628\u0627\u0632\u06af\u0634\u062a<\/strong><\/span><\/a><\/h4>\n<h4 class=\"has-text-align-right has-vivid-red-color has-cyan-bluish-gray-background-color has-text-color has-background has-medium-font-size\"><strong>\u0645\u0637\u0627\u0644\u0628 \u0645\u0631\u062a\u0628\u0637<\/strong><\/h4>\n<h4 class=\"has-text-align-left has-cyan-bluish-gray-color has-text-color\" style=\"text-align: left;\"><span style=\"color: #999999;\"><em><a style=\"color: #999999;\" href=\"https:\/\/cfd-mrk.ir\/index.php\/contact-us\/\"><strong>\u0628\u0631\u0627\u06cc \u06a9\u0633\u0628 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0628\u06cc\u0634\u062a\u0631 \u0628\u0627 \u0645\u0627 \u062a\u0645\u0627\u0633 \u0628\u06af\u06cc\u0631\u06cc\u062f<\/strong><\/a><\/em><\/span><\/h4>\n<h5 class=\"has-text-align-left has-text-color\" style=\"text-align: left;\"><span style=\"color: #0000ff;\"><strong><em><a style=\"color: #0000ff;\" href=\"https:\/\/cfd-mrk.ir\/index.php\/training\/mohammad-reza-kelich-cv\/\">\u0645\u062d\u0645\u062f\u0631\u0636\u0627 \u06a9\u0644\u06cc\u0686<\/a><\/em><\/strong><\/span><\/h5>\n<h4 class=\"has-text-align-left has-vivid-cyan-blue-color has-text-color\" style=\"text-align: left;\"><span style=\"color: #3366ff;\"><strong><a style=\"color: #3366ff;\" href=\"https:\/\/www.ansys.com\/products\/fluids\/ansys-fluent\">Ansys Fluent<\/a><\/strong><\/span><\/h4>\n<h4 style=\"text-align: left;\"><strong><a href=\"https:\/\/www.researchgate.net\/figure\/Snow-accretion-in-kg-m-2-s-on-wall-boundaries_fig3_268561828\"><span style=\"color: #3366ff;\">\u00a0<\/span><span style=\"color: #3366ff;\">https:\/\/www.researchgate.net\/figure\/Snow-accretion-in-kg-m-2-s-on-wall-boundaries_fig3_268561828<\/span><\/a><\/strong><\/h4>\n<\/div>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0627\u0646\u0628\u0627\u0634\u062a\u06af\u06cc (Accretion) \u0627\u0646\u0628\u0627\u0634\u062a\u06af\u06cc (Accretion) \u067e\u062f\u06cc\u062f\u0647\u200c\u0627\u06cc \u0627\u0633\u062a \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u0630\u0631\u0627\u062a \u062f\u0631 \u062c\u0631\u06cc\u0627\u0646 \u0686\u0646\u062f \u0641\u0627\u0632\u06cc \u0628\u0647 \u062a\u062f\u0631\u06cc\u062c \u0648 \u062f\u0631 \u0637\u0648\u0644 \u0632\u0645\u0627\u0646 \u0631\u0648\u06cc \u062f\u06cc\u0648\u0627\u0631\u0647 \u0645\u06cc\u200c\u0686\u0633\u0628\u062f. \u0627\u06cc\u0646 \u0645\u0647\u0645 \u0628\u0627\u0639\u062b \u0627\u06cc\u062c\u0627\u062f \u0644\u0627\u06cc\u0647\u200c\u0627\u06cc \u0627\u0636\u0627\u0641\u0647 \u0631\u0648\u06cc \u062f\u06cc\u0648\u0631\u0627\u0647 \u0648 \u0627\u0641\u0632\u0627\u06cc\u0634 \u0636\u062e\u0627\u0645\u062a \u0622\u0646 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f. \u0627\u0646\u0628\u0627\u0634\u062a\u06af\u06cc \u0646\u0642\u0637\u0647 \u0645\u0642\u0627\u0628\u0644 \u062e\u0648\u0631\u062f\u06af\u06cc&hellip;&nbsp;<a href=\"https:\/\/cfd-mrk.ir\/index.php\/training\/flow-analysis\/fundamentals-of-cfd\/discrete-phase-model\/wall-erosion\/accretion\/\" class=\"more-link\">Read More<\/a><\/p>\n","protected":false},"author":1,"featured_media":11794,"parent":11736,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-11778","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized 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