Helpers/PlcConfiguration.cs

@@ -16,6 +16,14 @@ namespace MembranePoreTester.Communication
         public ushort PressureRegister { get; set; }        // 不再使用，保留兼容
         public ushort WetFlowRegister { get; set; }         // 湿膜流量寄存器起始地址
         public ushort DryFlowRegister { get; set; }         // 干膜流量寄存器起始地址
+
+
+        public ushort WetFlowRegister2 { get; set; }         // 湿膜流量寄存器起始地址
+        public ushort DryFlowRegister2 { get; set; }         // 干膜流量寄存器起始地址
+
+
+        public ushort WetFlowRegister3 { get; set; }         // 湿膜流量寄存器起始地址
+        public ushort DryFlowRegister3 { get; set; }         // 干膜流量寄存器起始地址
         public double PressureFactor { get; set; } = 1.0;    // 压力系数（单位换算）
 
 
@@ -152,10 +160,10 @@ namespace MembranePoreTester.Communication
         Task<float> ReadPressureAsync(int stationId);
 
         /// <summary> 读取湿膜流量（浮点数） </summary>
-        Task<float> ReadWetFlowAsync();
+        Task<float> ReadWetFlowAsync(int stationId);
 
         /// <summary> 读取干膜流量（浮点数） </summary>
-        Task<float> ReadDryFlowAsync();
+        Task<float> ReadDryFlowAsync(int stationId);
 
         /// <summary> 写入线圈（如 M 元件） </summary>
         Task WriteCoilAsync(ushort coilAddress, bool value);

Service/ModbusTcpPlcService.cs

@@ -39,11 +39,28 @@ namespace MembranePoreTester.Communication
         public async Task<float> ReadPressureAsync() =>
             await ReadFloatAsync(_config.PressureRegister);
 
-        public async Task<float> ReadWetFlowAsync() =>
+        public async Task<float> ReadWetFlowAsync(int stationId)
-            await ReadFloatAsync(_config.WetFlowRegister);
+        {
+            ushort startAddress = stationId switch
+            {
+                1 => _config.WetFlowRegister,
+                2 => _config.WetFlowRegister2,
+                3 => _config.WetFlowRegister3,
+            };
+            return await ReadFloatAsync(startAddress);
+        }
 
-        public async Task<float> ReadDryFlowAsync() =>
+        public async Task<float> ReadDryFlowAsync(int stationId)
-            await ReadFloatAsync(_config.DryFlowRegister);
+        {
+            ushort startAddress = stationId switch
+            {
+                1 => _config.DryFlowRegister,
+                2 => _config.DryFlowRegister2,
+                3 => _config.DryFlowRegister3,
+                _ => throw new ArgumentException("Invalid station")
+            };
+            return await ReadFloatAsync(startAddress);
+        }
 
 
         public async Task WriteCoilAsync(ushort coilAddress, bool value)

ViewModels/PoreDistributionViewModel.cs

@@ -12,6 +12,7 @@ using System.Collections.ObjectModel;
 using System.Collections.Specialized;
 using System.ComponentModel;
 using System.Linq;
+using System.Net;
 using System.Windows;
 using System.Windows.Input;
 
@@ -105,12 +106,12 @@ namespace MembranePoreTester.ViewModels
                 double flow = 0;
                 if (TestMode.Contains("湿膜"))
                 {
-                    float rawFlow = await _plcService.ReadWetFlowAsync();
+                    float rawFlow = await _plcService.ReadWetFlowAsync(StationId);
                     flow = Math.Round(ConvertFlowByMode(rawFlow), 3);
                 }
                 else
                 {
-                    float rawFlow = await _plcService.ReadDryFlowAsync();
+                    float rawFlow = await _plcService.ReadDryFlowAsync(StationId);
                     flow = Math.Round(ConvertFlowByMode(rawFlow), 3);
                 }
 
@@ -340,13 +341,24 @@ namespace MembranePoreTester.ViewModels
             try
             {
                 float speedRate = 0;
+                ushort address = 0;
                 switch (StationId)
                 {
                     case 1:
-                        speedRate = await _plcService.ReadFloatAsync(_plcConfig.HPCoeff11); // 使用正确的地址
+                        address = _plcConfig.HPCoeff11;
+                        speedRate = await _plcService.ReadFloatAsync(address);
+                        SpeedRate1 = speedRate.ToString("F3");
+                        break;
+                    case 2:
+                        address = _plcConfig.HPCoeff12;
+                        speedRate = await _plcService.ReadFloatAsync(address);
+                        SpeedRate1 = speedRate.ToString("F3");
+                        break;
+                    case 3:
+                        address = _plcConfig.HPCoeff13;
+                        speedRate = await _plcService.ReadFloatAsync(address);
                         SpeedRate1 = speedRate.ToString("F3");
                         break;
-                        // case 2,3 可类似添加
                 }
                 // 如果需要刷新 Record 中的绑定（可选）
                 OnPropertyChanged(nameof(SpeedRate1));
@@ -408,12 +420,12 @@ namespace MembranePoreTester.ViewModels
                     SelectedDataPoint.Pressure = pressure;
                     if (TestMode == "湿膜")
                     {
-                        float rawWet = await _plcService.ReadWetFlowAsync();
+                        float rawWet = await _plcService.ReadWetFlowAsync(StationId);
                         SelectedDataPoint.WetFlow = ConvertFlowByMode(rawWet);
                     }
                     else
                     {
-                        float rawDry = await _plcService.ReadDryFlowAsync();
+                        float rawDry = await _plcService.ReadDryFlowAsync(StationId);
                         SelectedDataPoint.DryFlow = ConvertFlowByMode(rawDry);
                     }
                 }
@@ -423,12 +435,12 @@ namespace MembranePoreTester.ViewModels
                     var newPoint = new Models.DataPoint { Pressure = pressure };
                     if (TestMode == "湿膜")
                     {
-                        float rawWet = await _plcService.ReadWetFlowAsync();
+                        float rawWet = await _plcService.ReadWetFlowAsync(StationId);
                         newPoint.WetFlow = ConvertFlowByMode(rawWet);
                     }
                     else
                     {
-                        float rawDry = await _plcService.ReadDryFlowAsync();
+                        float rawDry = await _plcService.ReadDryFlowAsync(StationId);
                         newPoint.DryFlow = ConvertFlowByMode(rawDry);
                     }
                     Record.DataPoints.Add(newPoint);

appsettings.json

@@ -42,6 +42,15 @@
     // 流量寄存器地址（每个工位共用，但需配合流量模式切换）
     "WetFlowRegister": 12, // 湿膜流量寄存器起始地址（D2～D3）
     "DryFlowRegister": 12, // 干膜流量寄存器起始地址（D4～D5）
+
+    "WetFlowRegister2": 14, // 湿膜流量寄存器起始地址（D2～D3）
+    "DryFlowRegister2": 14, // 干膜流量寄存器起始地址（D4～D5）
+
+    "WetFlowRegister3": 16, // 湿膜流量寄存器起始地址（D2～D3）
+    "DryFlowRegister3": 16, // 干膜流量寄存器起始地址（D4～D5）
+
+
+
     "WetFlowFactor": 1.0, // 湿膜流量系数
     "DryFlowFactor": 1.0, // 干膜流量系数