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@@ -94,7 +94,7 @@ namespace ASTM_D7896_Tester.Services
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await SendCommandAsync($"VOLT:DC:RANG {DefaultVoltageRange}");
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await SendCommandAsync($"VOLT:DC:RANG {DefaultVoltageRange}");
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// 3. 设置积分时间 0.02PLC(最快速度)
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// 3. 设置积分时间 0.02PLC(最快速度)
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await SendCommandAsync("VOLT:DC:NPLC 10");
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await SendCommandAsync("VOLT:DC:NPLC 0.02");
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// 4. 关闭自动归零(提高速度)
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// 4. 关闭自动归零(提高速度)
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await SendCommandAsync("VOLT:DC:ZERO:AUTO OFF");
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await SendCommandAsync("VOLT:DC:ZERO:AUTO OFF");
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@@ -88,7 +88,7 @@ public partial class D7896ViewModel : ObservableObject
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[ObservableProperty] private double _sampleDensity = 1000.0; // 新增,密度默认值1000 kg/m³(水)
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[ObservableProperty] private double _sampleDensity = 1000.0; // 新增,密度默认值1000 kg/m³(水)
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int samples = 100; // 1秒 * 1000点/秒
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int samples = 400; // 1秒 * 1000点/秒
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double heatingDuration = 0.8; // 加热时间 0.8 秒(需与您的加热脉冲宽度一致)
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double heatingDuration = 0.8; // 加热时间 0.8 秒(需与您的加热脉冲宽度一致)
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double totalDuration = 1.6; // 总采样时间(加热 + 冷却)
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double totalDuration = 1.6; // 总采样时间(加热 + 冷却)
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public D7896ViewModel()
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public D7896ViewModel()
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@@ -321,7 +321,7 @@ public partial class D7896ViewModel : ObservableObject
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double[] ustd = await _th1963Ustd.FetchBatchAsync();
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double[] ustd = await _th1963Ustd.FetchBatchAsync();
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double[] upt = await _th1953Ustd.FetchBatchAsync();
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double[] upt = await _th1953Ustd.FetchBatchAsync();
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for (int j = 0; j < 20 && j < ustd.Length; j++)
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for (int j = 0; j < ustd.Length; j++)
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{
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{
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Logger.Log($"第{j}点: U_std={ustd[j]:F6} V, U_pt={upt[j]:F6} V");
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Logger.Log($"第{j}点: U_std={ustd[j]:F6} V, U_pt={upt[j]:F6} V");
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}
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}
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@@ -473,7 +473,7 @@ public partial class D7896ViewModel : ObservableObject
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// 计算热扩散率 α
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// 计算热扩散率 α
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double eulerGamma = 0.5772156649;
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double eulerGamma = 0.5772156649;
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double wireRadius = 0.00003; // 30 微米 (0.03mm)
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double wireRadius = _config.TestParameters.PlatinumWireDiameter / 2.0; // 30 微米 (0.03mm)
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double alpha = (wireRadius * wireRadius / 4.0) * Math.Exp(eulerGamma) * Math.Exp(intercept / slope);
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double alpha = (wireRadius * wireRadius / 4.0) * Math.Exp(eulerGamma) * Math.Exp(intercept / slope);
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@@ -25,8 +25,8 @@
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"TestParameters": {
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"TestParameters": {
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"MeasurementCount": 10,
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"MeasurementCount": 10,
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"IntervalSeconds": 30,
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"IntervalSeconds": 30,
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"PlatinumWireLength": 0.056, //铂丝长度(单位:米)
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"PlatinumWireLength": 0.06, //铂丝长度(单位:米)
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"PlatinumWireDiameter": 0.00006,
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"PlatinumWireDiameter": 0.00006,//铂丝直径(单位:米)
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"ReportOutputPath": "Reports\\",
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"ReportOutputPath": "Reports\\",
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"DefaultSampleVolume": 40.0,
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"DefaultSampleVolume": 40.0,
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"DefaultPressure": 0.0,
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"DefaultPressure": 0.0,
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