L A M P I R A N. Universitas Sumatera Utara

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Samantha Lamb
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1 L A M P I R A N

2 Form 1 '====================================================== 'SUHU FLUIDA : ' Suhu 10 C Const a1 = Const B1 = Const C1 = ' Suhu 20 C Const a2 = Const B2 = Const C2 = ' Suhu 30 C Const a3 = Const B3 = Const C3 = ' Suhu 40 C Const a4 = Const B4 = Const C4 = ' Suhu 50 C Const a5 = Const B5 = Const C5 = ' Suhu 60 C Const a6 = Const B6 = 0.521

3 Const C6 = ' '==================================================== ' Private Function AturSuhu10C() nilai = HScroll5.Value Text9.Text = ((((nilai - 10) / 10) * (a2 - a1)) + a1) * 1000 End Function Private Function AturSuhu20C() nilai = HScroll5.Value Text9.Text = ((((nilai - 20) / 10) * (a3 - a2)) + a2) * 1000 Text10.Text = (((nilai - 20) / 10) * (B3 - B2)) + B2 Text11.Text = (((nilai - 20) / 10) * (C3 - C2)) + C2 End Function Private Function AturSuhu30C() nilai = HScroll5.Value Text9.Text = ((((nilai - 30) / 10) * (a4 - a3)) + a3) * 1000 Text10.Text = (((nilai - 30) / 10) * (B4 - B3)) + B3 Text11.Text = (((nilai - 30) / 10) * (C4 - C3)) + C3 End Function Private Function AturSuhu40C() nilai = HScroll5.Value Text9.Text = ((((nilai - 40) / 10) * (a5 - a4)) + a4) * 1000 Text10.Text = (((nilai - 40) / 10) * (B5 - B4)) + B4

4 Text11.Text = (((nilai - 40) / 10) * (C5 - C4)) + C4 End Function Private Function AturSuhu50C() nilai = HScroll5.Value Text9.Text = ((((nilai - 30) / 10) * (a6 - a5)) + a5) * 1000 Text10.Text = (((nilai - 30) / 10) * (B6 - B5)) + B5 Text11.Text = (((nilai - 30) / 10) * (C6 - C5)) + C5 End Function Private Sub Combo1_Change() Dim i As Integer i = Combo1.ListIndex Select Case i Case 0 HScroll6.Enabled = False Text7.Text = 130 Case 1 HScroll6.Enabled = False Text7.Text = 100 Case 2 HScroll6.Enabled = True HScroll6.Max = 130 HScroll6.Min = 120 HScroll6.LargeChange = 1 HScroll6.SmallChange = 1 Text7.Text = CStr(HScroll6.Value) Case 3

5 HScroll6.Enabled = True HScroll6.Max = 100 HScroll6.Min = 80 HScroll6.LargeChange = 1 HScroll6.SmallChange = 1 Text7.Text = CStr(HScroll6.Value) Case 4 HScroll6.Enabled = True HScroll6.Max = 140 HScroll6.Min = 130 HScroll6.LargeChange = 1 HScroll6.SmallChange = 1 Text7.Text = CStr(HScroll6.Value) Case 5 HScroll6.Enabled = False Text7.Text = 140 Case Else HScroll6.Enabled = False Text7.Text = 130 End Select Private Sub Combo1_Click() Dim i As Integer i = Combo1.ListIndex Combo1_Change Private Sub Combo2_Change()

6 Dim i As Integer i = Combo2.ListIndex Select Case i Case 0 HScroll7.Enabled = True HScroll7.Max = 930 HScroll7.Min = 900 HScroll7.LargeChange = 1 HScroll7.SmallChange = 1 Text8.Text = CStr(HScroll7.Value / 1000) Case 1 HScroll7.Enabled = False Text8.Text = 0.95 Case Else HScroll7.Enabled = True HScroll7.Max = 930 HScroll7.Min = 900 HScroll7.LargeChange = 1 HScroll7.SmallChange = 1 Text8.Text = CStr(HScroll7.Value / 1000) End Select Private Sub Combo2_Click() Combo2_Change Private Sub Combo3_Change() Dim i As Integer

7 Select Case i Case 0 HScroll9.Enabled = True HScroll9.Max = 35 HScroll9.Min = 25 HScroll9.LargeChange = 1 HScroll9.SmallChange = 1 Text13.Text = CStr(HScroll9.Value) HScroll10.Enabled = True HScroll10.Max = 10 HScroll10.Min = 2 HScroll10.LargeChange = 1 HScroll10.SmallChange = 1 Text14.Text = CStr(HScroll10.Value) Case 1 HScroll9.Enabled = True HScroll9.Max = 60 HScroll9.Min = 35 HScroll9.LargeChange = 1 HScroll9.SmallChange = 1 Text13.Text = CStr(HScroll9.Value) HScroll10.Enabled = True HScroll10.Max = 6 HScroll10.Min = 3 HScroll10.LargeChange = 1 HScroll10.SmallChange = 1 Text14.Text = CStr(HScroll10.Value)

8 Case 2 HScroll9.Enabled = True HScroll9.Max = 70 HScroll9.Min = 60 HScroll9.LargeChange = 1 HScroll9.SmallChange = 1 Text13.Text = CStr(HScroll9.Value) HScroll10.Enabled = True HScroll10.Max = 6 HScroll10.Min = 3 HScroll10.LargeChange = 1 HScroll10.SmallChange = 1 Text14.Text = CStr(HScroll10.Value) Case 3 HScroll9.Enabled = True HScroll9.Max = 80 HScroll9.Min = 70 HScroll9.LargeChange = 1 HScroll9.SmallChange = 1 Text13.Text = CStr(HScroll9.Value) HScroll10.Enabled = True HScroll10.Max = 6 HScroll10.Min = 3 HScroll10.LargeChange = 1 HScroll10.SmallChange = 1 Text14.Text = CStr(HScroll10.Value) Case Else HScroll9.Enabled = True

9 HScroll9.Max = 35 HScroll9.Min = 25 HScroll9.LargeChange = 1 HScroll9.SmallChange = 1 Text13.Text = CStr(HScroll9.Value) HScroll10.Enabled = True HScroll10.Max = 10 HScroll10.Min = 2 HScroll10.LargeChange = 1 HScroll10.SmallChange = 1 Text14.Text = CStr(HScroll10.Value) End Select Private Sub Combo3_Click() Combo3_Change Private Sub Command1_Click() SSTab1.Tab = 2 SSTab3.Tab = 0 Private Sub Command4_Click() frmpixelboard.show RichTextBox7.LoadFile App.Path & "\BIODATA.rtf" Private Sub Command5_Click() Unload frmpixelboard RichTextBox7.TextRTF = ""

10 Private Sub Command6_Click(Index As Integer) SSTab1.Tab = 0 Private Sub Form_Load() Refresh SSTab1.Tab = 0 SSTab3.Tab = 0 RichTextBox4.LoadFile App.Path & "\Isap.rtf" HScroll1.Value = 18 HScroll2.Value = 20 HScroll3.Value = 30 HScroll4.Value = 20 HScroll5.Value = 25 HScroll9.Value = Val(HScroll9.Max) - 10 HScroll10.Value = Val(HScroll10.Max) HScroll11.Value = 15 HScroll12.Value = 20 Text9.Text = * 1000 Text10.Text = Text11.Text = Private Sub Form_Unload(Cancel As Integer) End Private Sub HScroll1_Change()

11 Text1.Text = CStr(HScroll1.Value) Text3.Text = CStr(Round(HScroll1.Value + (HScroll2.Value / 10), 2)) Private Sub HScroll1_Scroll() HScroll1_Change Private Sub HScroll10_Change() Combo3_Change Private Sub HScroll11_Change() Text17.Text = HScroll11.Value Private Sub HScroll11_Scroll() HScroll11_Change Private Sub HScroll12_Change() Text18.Text = HScroll12.Value Private Sub HScroll12_Scroll() HScroll12_Change Private Sub HScroll2_Change() Text2.Text = CStr(HScroll2.Value / 10) Text3.Text = CStr(HScroll1.Value + (HScroll2.Value / 10))

12 Private Sub HScroll2_Scroll() HScroll2_Change Private Sub HScroll3_Change() Text4.Text = CStr(Round(HScroll3.Value / 3600, 4)) Private Sub HScroll3_Scroll() HScroll3_Change Private Sub HScroll4_Change() Text5.Text = CStr(HScroll4.Value / 10) Private Sub HScroll4_Scroll() HScroll4_Change Private Sub HScroll5_Change() Text6.Text = CStr(HScroll5.Value) Suhu = HScroll5.Value Select Case Suhu Case 10 Text9.Text = * 1000 Text10.Text = Text11.Text = Text6.Text = HScroll5.Value Case 11 To 19

13 AturSuhu10C Text6.Text = HScroll5.Value Case 20 Text9.Text = * 1000 Text10.Text = Text11.Text = Text6.Text = HScroll5.Value Case 21 To 29 AturSuhu20C Text6.Text = HScroll5.Value Case 30 Text9.Text = * 1000 Text10.Text = Text11.Text = Text6.Text = HScroll5.Value Case 31 To 39 AturSuhu30C Text6.Text = HScroll5.Value Case 40 Text9.Text = * 1000 Text10.Text = Text11.Text = Text6.Text = HScroll5.Value Case 41 To 49 AturSuhu40C Text6.Text = HScroll5.Value Case 50 Text9.Text = * 1000 Text10.Text = Text11.Text = Text6.Text = HScroll5.Value Case Else Text9.Text = * 1000

14 Text10.Text = Text11.Text = Text6.Text = HScroll5.Value End Select Private Sub HScroll5_Scroll() HScroll5_Change Private Sub HScroll6_Change() Combo1_Change Private Sub HScroll6_Scroll() HScroll6_Change Private Sub HScroll7_Change() Combo2_Change Private Sub HScroll8_Change() Text12.Text = HScroll8.Value / 100 Private Sub HScroll8_Scroll() HScroll8_Change Private Sub HScroll9_Change() Combo3_Change

15 Private Sub Image2_Click() Form2.Show Form1.Hide Private Sub Image3_Click() End Private Sub Timer1_Timer() Dim i As Date i = Now If Label21(0).Caption <> CStr(Time) And Label21(1).Caption <> CStr(Time) Then Label21(0).Caption = Year(i) Label21(1).Caption = Time End If Form 2 '====================================================== 'Assumsi-assumsi Algoritma Simulasi :

16 '====================================================== Const phi = 22 / 7 'Phi Const Patm = 1 'Tek. atmosfer (atm) Const Grv = 9.81 'Gravitasi bumi (m/s^2) Const Nqmin = 10 'Putaran spesifik min Const wo = 1450 * / 30 'Kec. Sudut (rad/s) Const Ne = 0.78 'Effisiensi Pompa Const nh = 0.9 'Effisiensi Hidrolik --> diperoleh dari Nqmin Const Nmtr = 1450 'Putaran motor induksi (1/min) Const Ta1 = 20 'Teg. Izin Max pada Pompa 1 tingkat yg ringan (N/mm) Const k = 0.78 'Faktor penyusutan kerja Const kav = 'Koef. kavitasi '===================================================== Private Sub Command1_Click() Static a1, a2, a3, a4, a5, a6, a7, a8 As Single Static Qs, Y, Pp, Ps, nq, Dminp, Dn, Ds As Single Timer1.Enabled = True Frame1.Visible = True With Form1 a1 =.Text3.Text 'Head Total (m) a2 = Round(.HScroll3.Value / 3600, 4) 'Kapasitas (m^3/s) a3 =.HScroll4.Value / 10 'kecepatan Fluida Masuk (Co) (m/s) a4 =.HScroll9.Value 'U2 (m/s) a5 =.HScroll10.Value 's (mm)

17 a6 =.HScroll11.Value 'Alpha2 a7 =.HScroll12.Value 'Betha2 a8 =.Text9.Text 'Massa Jenis Fluida (kg/m^3) pu =.Text11 'tek. uap jenuh (kgf/cm^2) 'Kapasitas Slip (m^3/s) Qs = 1.05 * a2 'Daya Spesifik {(m/s)^2} Y = Grv * a1 'Tek. Statis {N/m} Ps = Round(Y * a8 / , 2) 'Daya Pompa {kw} Pp = ((Grv * a1 * a8 * a2) / (1000 * Ne)) 'Putaran Spesifik (1/min) nq = Fix(1450 * ((a2 ^ 0.5) / (a1 ^ 0.75))) + 1 'Torsi (N/mm) Trs = ((Pp / wo) * 1000) 'Dia.min Poros (mm) Dpmin = ((Trs / (0.2 * Ta1)) ^ (1 / 3)) 'Dia. Leher Poros (mm) Dn = 1.3 * Dminp 'Dia. Isap (mm) Ds = Sqr(((4 / phi) * (Qs / a3)) + (Dn ^ 2))

18 'U1 (m/s) U1 = (Ds * phi * 1450) 'Kec. Fluida masuk impeler (m/s) C1 = 1.15 * a3 C2m = C1 'Lebar Impeler (mm) bl1 = (Qs / (Ds * phi * C1)) * 1000 'Sudut Betha1 B1 = Round(Atn(C1 / U1), 0) * (180 / phi) 'Diameter Impeler Luar (mm) D2 = (60 * a4 * 1000 * (2 / 6.3)) / (phi * 1450) 'Jmlh. Sudu (Z) Z = 6.5 * ((D2 + Ds) / (D2 - Ds)) * Sin(((B1 + a7) * phi / 180) / 2) 'Jarak Pembagian Sudu (mm) tz = Fix(Ds * phi / Z) + 1 'C2u

19 C2u = (9.81 * a1) / (nh * a4 * k) 'C2 (m/s) C2 = Sqr((C2u ^ 2) + (C2m ^ 2)) 'bl2 (mm) bl2 = (Qs * 1.05 * 1000) / (D2 * phi * C2m) 'w1 (m/s) w1 = Sqr((C1 ^ 2) + ((U1 / 100) ^ 2)) 'w2 (m/s) w2 = Sqr((C2m ^ 2) + ((a4 - C2u) ^ 2)) 'Kerugian Celah pd Casing Ql = * a2 'Gaya Geser Axial (N) Faxs = (3.65 * nq * a1 * ((D2 / 1000) ^ 2) * a8) / 100 Text1.Text = a1 Text2.Text = a2 Text3.Text =.HScroll5.Value Text4.Text = 1450 Text5.Text = a8 Text6.Text = a4

20 Text7.Text = a5 Text8.Text = Round(a3, 1) Text9.Text = a1 * 9.81 Text10.Text = a6 Text11.Text = Ps X1 = Text11.Text 'Ps Text12.Text = Round((X1 * a2 * 100) / (Ne), 2) X2 = Text12.Text 'Pp (kw) Text13.Text = nq Text14.Text = Fix(Trs) * Text15.Text = Fix(((((X2 / wo) * 1000) / (0.2 * Ta1)) ^ (1 / 3)) * 10) X3 = Text15.Text 'Dmin Poros (mm) Text16.Text = Fix(1.3 * X3 / 10) * 10 X4 = Val(Text16.Text) 'Dn (mm)

21 X5 = 4 / phi Text17.Text = Fix((((X5 * (Qs / a3)) + ((X4 / ) ^ 2)) ^ 0.5) * 1000) X11 = Text17.Text 'Diameter Isap = D1 (mm) Text18.Text = Round(U1 / 100, 1) Text19.Text = C1 X6 = Round(Text19.Text, 2) 'Kecepatan Absolut Fluida (m/s) Text20.Text = C2m Text21.Text = Round(bl1, 0) X7 = Text21.Text 'Lebar Roda 1 Text22.Text = Fix(Atn(X6 / X7) * (180 / phi)) * 6 X8 = Text22.Text 'Sudut Betha1 Text23.Text = Round(D2, 0)

22 Text24.Text = Fix(6.5 * ((D2 + Ds) / (D2 - Ds)) * Sin(((X8 + X9) * phi / 180) / 2)) + 6 X10 = Text24.Text 'Z =Jumlah Sudu (buah) Text25.Text = Fix(X11 * phi / X10) Text26.Text = Round(C2u, 1) Text27.Text = Round(C2, 1) Text30.Text = Fix(bl2 * 1000) Text28.Text = Round(w1, 1) Text29.Text = Round(w2, 1) Text31.Text = Ql Text32.Text = Fix(Faxs) Text33.Text = a7 X9 = Text33.Text 'Sudut Betha2 Text34.Text = "90" Text35.Text = Form1.HScroll2.Value / 10 'Hs (m) Text36.Text = Form1.HScroll1.Value 'Hd Y1 = Form1.HScroll1.Value + (Form1.HScroll2.Value / 10) Y2 = Form1.HScroll1.Value - (Form1.HScroll2.Value / 10)

23 Effi = Text37.Text Text37.Text = Round((Y2 / Y1) * 85, 1) 'Effisiensi (%) pui = pu * 25 / Text38.Text = Round(((1 - pui) / (a8 * 9.81)) - (Y2 - Y1) - 1.6, 2) 'NPSH_a (m) Y3 = Text38.Text Text39.Text = Round(Y3 * , 2) 'NPSH_r (m) Y4 = Text12.Text Text40.Text = Round(Y4 * 1.15, 2) 'Daya Air (kw) Y5 = Text37.Text / 100 Y6 = Text12.Text Text41.Text = Round(Y5 * Y6, 2) 'Daya Motor (kw) End With '====================================================== ====

24 Private Sub Form_Unload(Cancel As Integer) Form1.Show Frame1.Visible = False Unload Me Private Sub Image1_Click() Form3.Show Me.Hide 'Bagian Masuk : Form3.Text3 = Round(Form2.Text19, 1) Form3.Text4 = Form2.Text18 Form3.Text5 = Form2.Text28 Form3.Text6 = Form2.Text22 'C1 'U1 'W1 'Betha1 'Bagian Tekan : Form3.Text7 = Form2.Text27 Form3.Text8 = Form2.Text20 Form3.Text9 = Form2.Text26 Form3.Text10 = Form2.Text6 Form3.Text11 = Form2.Text29 Form3.Text12 = Form2.Text33 Form3.Text13 = Form2.Text10 'C2 'C2m 'C2u 'U2 'W2 'Alpha2 'Betha2 'Bagian Masuk : Form7.Text1 = Round(Form2.Text19, 1) Form7.Text2 = Form2.Text18 Form7.Text3 = Form2.Text28 Form7.Text4 = "90" Form7.Text5 = Form2.Text22 'C1 'U1 'W1 'W1 'Betha1

25 'Bagian Tekan : Form7.Text6 = Form2.Text27 Form7.Text7 = Round(Form2.Text20, 1) Form7.Text8 = Form2.Text26 Form7.Text9 = Form2.Text6 Form7.Text10 = Form2.Text29 Form7.Text11 = Form2.Text33 Form7.Text12 = Form2.Text10 'C2 'C2m 'C2u 'U2 'W2 'Alpha2 'Betha2 Private Sub Image2_Click() Form5.Show Me.Hide Private Sub Image3_Click() Form1.Show Unload Me Private Sub Image4_Click() End Private Sub Image5_Click() Form4.Show Me.Hide Private Sub Label43_Click()

26 Image1_Click Private Sub Label45_Click() Image3_Click Private Sub Label46_Click() Image4_Click Private Sub Label47_Click() Image5_Click Private Sub Label50_Click() Image2_Click Private Sub Timer1_Timer() Dim r, g, b As Double r = Rnd * 255 g = Rnd * 255 b = Rnd * 255 Shape1.BorderColor = RGB(r, g, b) Private Sub Timer2_Timer() Me.Caption = Right$(Me.Caption, Len(Me.Caption) - 1) + Left$(Me.Caption, 1)

27 Form 3 (a) Private Sub Command1_Click() Me.Hide Form7.Show Private Sub Form_Load() Option1.Value = 0 Option2.Value = 1 Private Sub Form_Unload(Cancel As Integer) Form2.Show Unload Me Private Sub Option1_Click() Frame4.Visible = 1 Frame5.Visible = 0 Option1.Value = 1 Option2.Value = 0 Private Sub Option2_Click() Frame4.Visible = 0 Frame5.Visible = 1 Option1.Value = 0 Option2.Value = 1

28 Private Sub Timer1_Timer() Me.Caption = Right$(Me.Caption, Len(Me.Caption) - 1) + Left$(Me.Caption, 1) Form 3 (b) Sub Isap_1() Dim c, d As Long a = 50 b = 50 c = Val(Text1.Text) * 50 d = Val(Text2.Text) * 50 'U1 'C1 With PicA.ScaleMode = 0.ScaleHeight = c ScaleLeft = 0.ScaleWidth = d ScaleTop = 0.DrawWidth = 3.DrawStyle = 0 End With

29 PicA.Line (50, 50)-(d, 50), vbblue PicA.Line (50, 50)-(50, c), vbred PicA.Line (d, 50)-(50, c), vbgreen Sub Isap_2() Dim c, d As Long a = 50 b = 50 c = Val(Text1.Text) * 50 d = Val(Text2.Text) * 50 'U1 'C1 With PicA.ScaleMode = 0.ScaleHeight = c ScaleLeft = 0.ScaleWidth = d ScaleTop = 0.DrawWidth = 1.DrawStyle = 2 End With PicA.Line (50, 0)-(50, 50), vbwhite PicA.Line (0, 50)-(50, 50), vbwhite PicA.Line (50, c)-(50, PicA.ScaleHeight), vbwhite PicA.Line (d, 50)-(PicA.ScaleWidth, 50), vbwhite Sub Tekan_1() Dim c, d, e, f, g As Long

30 a = 50 b = 100 c = Val(Text6.Text) * 50 d = Val(Text7.Text) * 50 e = Val(Text8.Text) * 50 f = Val(Text9.Text) * 50 g = Val(Text10.Text) * 50 'C2 'C2m 'C2u 'U2 'W2 With PicB.ScaleMode = 0.ScaleHeight = d * 3.5.ScaleLeft = 0.ScaleWidth = e * 3.5.ScaleTop = 0.DrawWidth = 2.DrawStyle = 0 End With PicB.Line (a, b)-(f, b), vbblue PicB.Line (a, b)-(e, d), vbred PicB.Line (e, d)-(f, b), vbgreen PicB.Line (e, d)-(e, b), vbyellow 'C2m 'U2 'C2 'W2 Sub Tekan_2() Dim c, d, e, f, g As Long a = 50 b = 100

31 c = Val(Text6.Text) * 50 d = Val(Text7.Text) * 50 e = Val(Text8.Text) * 50 f = Val(Text9.Text) * 50 g = Val(Text10.Text) * 50 'C2 'C2m 'C2u 'U2 'W2 With PicB.ScaleMode = 0.ScaleHeight = d * 3.5.ScaleLeft = 0.ScaleWidth = e * 3.5.ScaleTop = 0.DrawWidth = 2.DrawStyle = 0 End With PicB.Line (e, b - 0.1)-(f, b - 0.1), &HC000C0 'C2u Sub tekan_3() Dim c, d, e, f, g As Long a = 50 b = 100 c = Val(Text6.Text) * 50 d = Val(Text7.Text) * 50 e = Val(Text8.Text) * 50 f = Val(Text9.Text) * 50 g = Val(Text10.Text) * 50 'C2 'C2m 'C2u 'U2 'W2

32 With PicB.ScaleMode = 0.ScaleHeight = d * 3.5.ScaleLeft = 0.ScaleWidth = e * 3.5.ScaleTop = 0.DrawWidth = 1.DrawStyle = 2 End With PicB.Line (a, 0)-(a, b), vbwhite PicB.Line (0, b)-(a, b), vbwhite PicB.Line (e, d)-(e, PicB.ScaleHeight), vbwhite PicB.Line (e, d)-(e, 0), vbwhite PicB.Line (f, 0)-(f, b), vbwhite PicB.Line (f, b)-(picb.scalewidth, b), vbwhite Private Sub Command2_Click() Isap_1 Isap_2 Private Sub Command3_Click() Tekan_1 Tekan_2 tekan_3

33 Private Sub Form_Unload(Cancel As Integer) Form2.Show Unload Form3 Private Sub Image1_Click() Unload Me Unload Form3 Form2.Show Private Sub Timer1_Timer() Me.Caption = Right$(Me.Caption, Len(Me.Caption) - 1) + Left$(Me.Caption, 1) Form 4 Option Explicit

34 Private Sub Command1_Click() Chart1.Visible = 1 VScroll4_Change Private Sub Command3_Click() Chart2.Visible = False Private Sub Command4_Click() Chart2.Visible = 1 VScroll4_Change Private Sub Command5_Click() Form6.Show Private Sub Timer1_Timer() Me.Caption = Right$(Me.Caption, Len(Me.Caption) - 1) + Left$(Me.Caption, 1) Private Sub VScroll1_Change() Chart1.Visible = 1 With Chart1 Dim b(0 To 60, 4) Dim h, j, k, i h = VScroll1.Value j = VScroll2.Value k = VScroll3.Value 'Hst = Hd-Hs 'Hd 'Q

35 For i = 0 To 60 b(i, 0) = Round(i, 3) & " " b(i, 1) = ((i / 6) ^ 2) + j b(i, 2) = (-(i / 6) ^ 2) + h b(i, 3) = j Next i.charttype = VtChChartType2dLine.ChartData = b.rowcount = k + 1 End With Private Sub VScroll1_Scroll() VScroll1_Change Private Sub VScroll2_Change() VScroll1_Change Private Sub VScroll2_Scroll() VScroll2_Change Private Sub VScroll3_Change() VScroll1_Change Private Sub VScroll3_Scroll() VScroll3_Change

36 Private Sub Command2_Click() Chart1.Visible = False Private Sub Form_Load() Dim a, b As Long Chart1.Visible = 0 a = Val(Form1.HScroll2.Value) / 10 b = Val(Form1.HScroll1.Value) VScroll1.Value = Fix(a + b) VScroll3.Value = 30 VScroll5.Value = Val(Form1.Text3.Text) Text1.Text = VScroll5.Value Command1_Click Private Sub Form_Unload(Cancel As Integer) Form2.Show Unload Me Private Sub VScroll4_Change() With Chart2 Dim b(0 To 60, 2) Dim h, i, k As Double

37 k = VScroll4.Value h = VScroll5.Value For i = 0 To 60 b(i, 0) = Round(i, 3) & " " b(i, 1) = 1450 * ((i / 3600) ^ 0.5) / (h ^ 0.75) Next i.charttype = VtChChartType2dLine.ChartData = b.rowcount = i End With Private Sub VScroll4_Scroll() VScroll4_Change Private Sub VScroll5_Change() VScroll4_Change Text1.Text = VScroll5.Value Private Sub VScroll5_Scroll() VScroll5_Change Form 5 Priv40 ate Sub Form_Resize()

38 Text1.Height = Me.Height - 50 Text1.Width = Me.Width - 50 Private Sub Form_Unload(Cancel As Integer) Unload Me Form2.Show Private Sub mnuprewords_click() LoadDokumen ("Penjelasan.txt") Private Sub mnusymbol_click() LoadDokumen ("ArtiSimbol.txt") Private Sub mnutututp_click() Unload Me Form2.Show Modul Load Dim Pesan3N As String

39 Public Sub LoadDokumen(ByVal Dokumen As String) Dim dummy As String Dim dumdir As String On Error GoTo ErrHandler dumdir = Dir("$(ProgramFiles)\Kompresor") Open Dokumen For Input As #1 Form5.Show Form5.Text1 = "" While Not EOF(1) Line Input #1, dummy With Form5.Text1.Text =.Text + dummy + vbcrlf End With Wend Close #1 If Dokumen = "ArtiSimbol.txt" Then Form5.Caption = "Arti Simbol" Else Form5.Caption = "Penjelasan" End If Exit Sub ErrHandler: Pesan3N = MsgBox("Program tidak menemukan " & Dokumen & "! ", vbcritical, "Peringatan :")

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