Algorithme nécessair au calcul des conditions de soufflage

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1 Algorithme nécessair au calcul des conditions de soufflage 'Chargement des données essentielles aux calculs Dim Hsens1b As Currency Dim Hsens2b As Currency Dim Hlat1b As Currency Dim Hlat2b As Currency Dim dr_1b As Currency Dim dr_2b As Currency Dim rs1b As Currency Dim rs2b As Currency Dim ts1b As Currency Dim ts2b As Currency Dim ra1b As Currency Dim ra2b As Currency Dim ta1b As Currency Dim ta2b As Currency Dim PvsA1b As Currency Dim PvsA2b As Currency Dim VS1b As Currency Dim VS2b As Currency Dim QvS1b As Currency Dim QvS2b As Currency Dim Vb As Currency Dim tauxbb As Currency Dim phia1b As Currency Dim phia2b As Currency Dim PvA1b As Currency Dim PvA2b As Currency Dim VS1bbis As Currency Dim VS2bbis As Currency Dim mas1bb As Currency Dim mas2bb As Currency Dim hs1b As Currency Dim hs2b As Currency Dim ha1b As Currency Dim ha2b As Currency Dim QvSb As Currency Dim dts1b As Currency Dim dts2b As Currency phia1b = TextBox69.Value ta1b = TextBox68.Value Hsens1b = TextBox29.Value Hlat1b = TextBox64.Value Vb = TextBox66.Value PvsA1b = 10 ^ (7.625 * ta1b / (241 + ta1b) ) PvA1b = phia1b * PvsA1b / 100 ra1b = * PvA1b / ( PvA1b) * 1000 ha1b = * ta1b + ra1b / 1000 * ( * ta1b)

2 'Ecart de température fixé If OptionButton1 = True Then dts1b = TextBox60.Value If TextBox75.Value <> "" And TextBox54.Value = "" Then TextBox54.SetFocus a = MsgBox("Définir un écart de température au soufflage pour le fonctionnement 2", vbokonly, "ERREUR") Exit Sub If TextBox75.Value <> "" Then dts2b = TextBox54.Value phia2b = TextBox75.Value Hsens2b = TextBox42.Value Hlat2b = TextBox65.Value ta2b = TextBox74.Value PvsA2b = 10 ^ (7.625 * ta2b / (241 + ta2b) ) PvA2b = phia2b * PvsA2b / 100 ra2b = * PvA2b / ( PvA2b) * 1000 ha2b = * ta2b + ra2b / 1000 * ( * ta2b) ts1b = ta1b - dts1b ts2b = ta2b - dts2b mas1b = (Hsens1b - Hlat1b / (1000 * 3.6) * ( * ts1b)) / (ha1b * ts1b - ra1b / 1000 * ( * ts1b)) mas2b = (Hsens2b - Hlat2b * 3.6 / (1000 * 3.6) * ( * ts2b)) / (ha2b * ts2b - ra2b / 1000 * ( * ts2b)) VS1b = * ( rs1b / 1000) * (ts1b ) / VS2b = * ( rs2b / 1000) * (ts2b ) / QvS1b = mas1b * VS1b * 3600 QvS2b = mas2b * VS2b * 3600 If QvS1b >= QvS2b Then QvSb = QvS1b VS2b = * ( ra2b / 1000) * (ta2b ) / ts2b = (hs2b - rs2b * 2501) / ( rs2b * 1.83) Do While VS2b - VS2bbis < Or VS2b - VS2bbis > 0.001

3 ts2b = (hs2b - rs2b * 2501 / 1000) / ( rs2b * 1.83 / 1000) ts2b = (hs2b - rs2b * 2501 / 1000) / ( rs2b * 1.83 / 1000) ElseIf QvS1b < QvS2b Then QvSb = QvS2b VS1b = * ( ra1b / 1000) * (ta1b ) / Do While VS1b - VS1bbis < Or VS1b - VS1bbis > Else ts1b = ta1b - dts1b mas1b = (Hsens1b - Hlat1b / (1000 * 3.6) * ( * ts1b)) / (ha1b * ts1b - ra1b / 1000 * ( * ts1b)) VS1b = * ( rs1b / 1000) * (ts1b ) / QvSb = mas1b * VS1b * 3600 Range("J35") = mas1b

4 TextBox60.Value = dts1b TextBox60.Value = Format(TextBox60.Value, "0.0") TextBox54.Value = dts2b TextBox54.Value = Format(TextBox54.Value, "0.0") TextBox59.Value = QvSb TextBox59.Value = Format(TextBox59.Value, "0.0") tauxbb = QvSb / Vb TextBox83.Value = tauxbb TextBox83.Value = Format(TextBox83.Value, "0.0") 'Débit fixé ElseIf OptionButton2 = True Then If TextBox59.Value = "" Then TextBox59.SetFocus a = MsgBox("Définir un débit de soufflage", vbokonly, "ERREUR") Exit Sub QvSb = TextBox59.Value If TextBox75.Value <> "" Then phia2b = TextBox75.Value Hsens2b = TextBox42.Value Hlat2b = TextBox65.Value ta2b = TextBox74.Value PvsA2b = 10 ^ (7.625 * ta2b / (241 + ta2b) ) PvA2b = phia2b * PvsA2b / 100 ra2b = * PvA2b / ( PvA2b) * 1000 ha2b = * ta2b + ra2b / 1000 * ( * ta2b) VS1b = * ( ra1b / 1000) * (ta1b ) / Do While VS1b - VS1bbis < Or VS1b - VS1bbis > 0.001

5 VS2b = * ( ra2b / 1000) * (ta2b ) / ts2b = (hs2b - rs2b * 2501) / ( rs2b * 1.83) Do While VS2b - VS2bbis < Or VS2b - VS2bbis > ts2b = (hs2b - rs2b * 2501 / 1000) / ( rs2b * 1.83 / 1000) ts2b = (hs2b - rs2b * 2501 / 1000) / ( rs2b * 1.83 / 1000) Else VS1b = * ( ra1b / 1000) * (ta1b ) / Do While VS1b - VS1bbis < Or VS1b - VS1bbis > 0.001

6 TextBox60.Value = dts1b TextBox60.Value = Format(TextBox60.Value, "0.0") TextBox54.Value = dts2b TextBox54.Value = Format(TextBox54.Value, "0.0") tauxbb = QvSb / Vb TextBox83.Value = tauxbb TextBox83.Value = Format(TextBox83.Value, "0.0")