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📄 对流层精密模型.frm

📁 可计算GPS卫星单点定位的对流层时延
💻 FRM
字号:
VERSION 5.00
Begin VB.Form 对流层精密模型 
   BackColor       =   &H80000004&
   Caption         =   "Form1"
   ClientHeight    =   6675
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   10380
   LinkTopic       =   "Form1"
   ScaleHeight     =   6675
   ScaleWidth      =   10380
   StartUpPosition =   3  '窗口缺省
   Begin VB.CommandButton Command3 
      Caption         =   "CLEAR"
      Height          =   510
      Left            =   6960
      TabIndex        =   24
      Top             =   5640
      Width           =   1095
   End
   Begin VB.CommandButton Command2 
      Caption         =   "OUT"
      Height          =   495
      Left            =   8400
      TabIndex        =   23
      Top             =   5640
      Width           =   1095
   End
   Begin VB.TextBox Text7 
      Height          =   495
      Left            =   8160
      TabIndex        =   20
      Top             =   4560
      Width           =   1455
   End
   Begin VB.CommandButton Command1 
      BackColor       =   &H00FFFFFF&
      Caption         =   "时延计算"
      Height          =   975
      Left            =   7800
      TabIndex        =   19
      Top             =   2985
      Width           =   1815
   End
   Begin VB.TextBox Text6 
      Height          =   495
      Left            =   1920
      TabIndex        =   6
      Top             =   5400
      Width           =   1335
   End
   Begin VB.TextBox Text5 
      Height          =   495
      Left            =   1920
      TabIndex        =   5
      Top             =   4680
      Width           =   1335
   End
   Begin VB.TextBox Text4 
      Height          =   495
      Left            =   1920
      TabIndex        =   4
      Top             =   3960
      Width           =   1335
   End
   Begin VB.TextBox Text3 
      Height          =   495
      Left            =   1920
      TabIndex        =   3
      Top             =   3240
      Width           =   1335
   End
   Begin VB.TextBox Text2 
      Height          =   495
      Left            =   1920
      TabIndex        =   2
      Top             =   2520
      Width           =   1335
   End
   Begin VB.TextBox Text1 
      Height          =   495
      Left            =   1920
      TabIndex        =   1
      Top             =   1800
      Width           =   1335
   End
   Begin VB.Label Label5 
      BackColor       =   &H00FFFFFF&
      Caption         =   "(m)"
      Height          =   255
      Left            =   9720
      TabIndex        =   22
      Top             =   4680
      Width           =   255
   End
   Begin VB.Label Label4 
      AutoSize        =   -1  'True
      BackColor       =   &H00FFFFFF&
      Caption         =   "改正数="
      Height          =   180
      Left            =   7200
      TabIndex        =   21
      Top             =   4680
      Width           =   630
   End
   Begin VB.Label Label3 
      AutoSize        =   -1  'True
      BackColor       =   &H00FFFFFF&
      Caption         =   "mbar"
      Height          =   180
      Index           =   5
      Left            =   3360
      TabIndex        =   18
      Top             =   5520
      Width           =   360
   End
   Begin VB.Label Label3 
      AutoSize        =   -1  'True
      BackColor       =   &H00FFFFFF&
      Caption         =   "%"
      Height          =   180
      Index           =   4
      Left            =   3360
      TabIndex        =   17
      Top             =   4800
      Width           =   90
   End
   Begin VB.Label Label3 
      AutoSize        =   -1  'True
      BackColor       =   &H00FFFFFF&
      Caption         =   "摄氏温度"
      Height          =   180
      Index           =   3
      Left            =   3360
      TabIndex        =   16
      Top             =   4080
      Width           =   720
   End
   Begin VB.Label Label3 
      AutoSize        =   -1  'True
      BackColor       =   &H00FFFFFF&
      Caption         =   "mbar"
      Height          =   180
      Index           =   2
      Left            =   3360
      TabIndex        =   15
      Top             =   3360
      Width           =   360
   End
   Begin VB.Label Label3 
      AutoSize        =   -1  'True
      BackColor       =   &H00FFFFFF&
      Caption         =   "米"
      Height          =   180
      Index           =   1
      Left            =   3360
      TabIndex        =   14
      Top             =   2640
      Width           =   180
   End
   Begin VB.Label Label2 
      AutoSize        =   -1  'True
      BackColor       =   &H00FFFFFF&
      Caption         =   "水汽压="
      Height          =   180
      Index           =   5
      Left            =   960
      TabIndex        =   13
      Top             =   5520
      Width           =   630
   End
   Begin VB.Label Label2 
      AutoSize        =   -1  'True
      BackColor       =   &H00FFFFFF&
      Caption         =   "湿度比="
      Height          =   180
      Index           =   4
      Left            =   960
      TabIndex        =   12
      Top             =   4800
      Width           =   630
   End
   Begin VB.Label Label2 
      AutoSize        =   -1  'True
      BackColor       =   &H00FFFFFF&
      Caption         =   "绝对温度="
      Height          =   180
      Index           =   3
      Left            =   840
      TabIndex        =   11
      Top             =   4080
      Width           =   810
   End
   Begin VB.Label Label2 
      AutoSize        =   -1  'True
      BackColor       =   &H00FFFFFF&
      Caption         =   "大气压="
      Height          =   180
      Index           =   2
      Left            =   960
      TabIndex        =   10
      Top             =   3360
      Width           =   630
   End
   Begin VB.Label Label2 
      AutoSize        =   -1  'True
      BackColor       =   &H00FFFFFF&
      Caption         =   "测站高程="
      Height          =   180
      Index           =   1
      Left            =   840
      TabIndex        =   9
      Top             =   2640
      Width           =   810
   End
   Begin VB.Label Label3 
      AutoSize        =   -1  'True
      BackColor       =   &H00FFFFFF&
      Caption         =   "度"
      Height          =   180
      Index           =   0
      Left            =   3360
      TabIndex        =   8
      Top             =   1920
      Width           =   180
   End
   Begin VB.Label Label2 
      AutoSize        =   -1  'True
      BackColor       =   &H00FFFFFF&
      Caption         =   "高度角E="
      Height          =   180
      Index           =   0
      Left            =   960
      TabIndex        =   7
      Top             =   1920
      Width           =   720
   End
   Begin VB.Label Label1 
      BackColor       =   &H00FFFFFF&
      Caption         =   "霍普菲尔德对流层折射改正模型"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   12
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   855
      Left            =   960
      TabIndex        =   0
      Top             =   480
      Width           =   4695
   End
End
Attribute VB_Name = "对流层精密模型"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Command1_Click()
Dim e, e1, pai, hs, ps, es, ts, hw, sd, hd, kd, kw, jm, a1d, a2d, a3d, a1w, a2w, a3w, β, i, md, mw As Double
e = Text1.Text: hs = Text2.Text: ps = Text3.Text
ts = Text4.Text: sd = Text5.Text: es = Text6.Text

 If Text1.Text = "" Or Text2.Text = "" Or Text3.Text = "" Or Text4.Text = "" Or Text5.Text = "" Then

  Exit Sub
 End If
 
 hw = 11000
 es = ps * sd / 100
 hd = 40136 + 148.72 * (ts - 273.16)
 kd = 155.2 * 10 ^ (-7) * ps * (hd - hs) / ts
 kw = 155.2 * 10 ^ (-7) * 4810 * es * (hw - hs) / (ts ^ 2)
 pai = 3.141592653589
 e1 = e * pai / 180
 
 a1d = 0.001185 * (1 + 0.00006071 * (ps - 1000) - 0.0001471 * es + 0.003072 * (ts - 20) + 0.005645 * hd)
 a2d = 0.001144 * (1 + 0.00001164 * (ps - 1000) + 0.0002795 * es + 0.003109 * (ts - 20) + 0.01217 * hd)
 a3d = -0.009
 a1w = 0.001185 * (1 + 0.00006071 * (ps - 1000) - 0.0001471 * es + 0.003072 * (ts - 20) + 0.005645 * hw)
 a2w = 0.001144 * (1 + 0.00001164 * (ps - 1000) + 0.0002795 * es + 0.003109 * (ts - 20) + 0.01217 * hw)
 a3w = -0.009
 md = 1 / (Sin(e1) + a1d / (Tan(e1) + a2d / (Sin(e1) + a3d)))
 mw = 1 / (Sin(e1) + a1w / (Tan(e1) + a2w / (Sin(e1) + a3w)))
 jm = kd * md + kw * mw
 
 Text6.Text = es
 Text7.Text = jm
 Print , "kd="; kd, "md="; md, "kw="; kw, "mw="; mw
 
End Sub

Private Sub Command2_Click()
End
End Sub

Private Sub Command3_Click()
Text1.Text = "": Text2.Text = "": Text3.Text = "": Text4.Text = "": Text5.Text = "": Text6.Text = "": Text7.Text = ""
End Sub

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