This commit is contained in:
@@ -68,8 +68,11 @@ public class TestParameters
|
|||||||
|
|
||||||
|
|
||||||
|
|
||||||
public double FitStartTime { get; set; } = 0.01; // 默认0.35秒,避开早期扰动
|
//public double FitStartTime { get; set; } = 0.01; // 默认0.35秒,避开早期扰动
|
||||||
public double FitEndTime { get; set; } = 0.1;
|
//public double FitEndTime { get; set; } = 0.1;
|
||||||
|
|
||||||
|
public double FitStartTime { get; set; } = 0.20; // 默认0.35秒,避开早期扰动
|
||||||
|
public double FitEndTime { get; set; } = 0.60;
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
@@ -89,6 +92,6 @@ public class CalibrationCoefficients
|
|||||||
public ushort TemperatureCoefficient { get; set; }
|
public ushort TemperatureCoefficient { get; set; }
|
||||||
public ushort ResistanceCoefficient { get; set; }
|
public ushort ResistanceCoefficient { get; set; }
|
||||||
|
|
||||||
public double ThermalConductivityCorrection { get; set; } = 0.606;
|
public double ThermalConductivityCorrection { get; set; } = 36.8;
|
||||||
public double ThermalDiffusivityCorrection { get; set; } = 19.9;
|
public double ThermalDiffusivityCorrection { get; set; } = 19.9;
|
||||||
}
|
}
|
||||||
@@ -91,8 +91,8 @@ public partial class D7896ViewModel : ObservableObject
|
|||||||
private const double EulerGamma = 0.5772156649; // 欧拉常数
|
private const double EulerGamma = 0.5772156649; // 欧拉常数
|
||||||
//private const double WireRadius = 0.00003; // 铂丝半径 (0.03 mm)
|
//private const double WireRadius = 0.00003; // 铂丝半径 (0.03 mm)
|
||||||
[ObservableProperty] private double _sampleDensity = 1000.0; // 新增,密度默认值1000 kg/m³(水)
|
[ObservableProperty] private double _sampleDensity = 1000.0; // 新增,密度默认值1000 kg/m³(水)
|
||||||
int samples = 1000; // 1秒 * 1000点/秒
|
int samples = 800; // 1秒 * 1000点/秒
|
||||||
double heatingDuration =1; // 加热时间 0.8 秒(需与您的加热脉冲宽度一致)
|
double heatingDuration = 1; // 加热时间 0.8 秒(需与您的加热脉冲宽度一致)
|
||||||
double totalDuration = 2; // 总采样时间(加热 + 冷却)
|
double totalDuration = 2; // 总采样时间(加热 + 冷却)
|
||||||
public D7896ViewModel()
|
public D7896ViewModel()
|
||||||
{
|
{
|
||||||
@@ -342,8 +342,8 @@ public partial class D7896ViewModel : ObservableObject
|
|||||||
if (dynamicR0 == 2.45) // 仍为默认值,说明基线无效
|
if (dynamicR0 == 2.45) // 仍为默认值,说明基线无效
|
||||||
{
|
{
|
||||||
double sumR0 = 0; int cnt = 0;
|
double sumR0 = 0; int cnt = 0;
|
||||||
// 改用第 10 到 19 点(共10个点),避开前10个点的干扰
|
// 改用第 2~5 点(索引 2,3,4,5)
|
||||||
for (int j = 10; j < Math.Min(20, ustd.Length); j++)
|
for (int j = 2; j < Math.Min(6, ustd.Length); j++)
|
||||||
{
|
{
|
||||||
if (ustd[j] > 0.01 && upt[j] > 0.01)
|
if (ustd[j] > 0.01 && upt[j] > 0.01)
|
||||||
{
|
{
|
||||||
@@ -354,7 +354,7 @@ public partial class D7896ViewModel : ObservableObject
|
|||||||
if (cnt > 0)
|
if (cnt > 0)
|
||||||
{
|
{
|
||||||
dynamicR0 = sumR0 / cnt;
|
dynamicR0 = sumR0 / cnt;
|
||||||
Logger.Log($"使用加热段第10~19点计算 R0 = {dynamicR0:F6} Ω");
|
Logger.Log($"使用加热段第2~5点计算 R0 = {dynamicR0:F6} Ω");
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
@@ -550,6 +550,8 @@ public partial class D7896ViewModel : ObservableObject
|
|||||||
double exponent = intercept / slope + EulerGamma;
|
double exponent = intercept / slope + EulerGamma;
|
||||||
if (exponent > 30) exponent = 30;
|
if (exponent > 30) exponent = 30;
|
||||||
double alpha = (_config.TestParameters.PlatinumWireDiameter / 2 * _config.TestParameters.PlatinumWireDiameter / 2 / 4.0) * Math.Exp(exponent);
|
double alpha = (_config.TestParameters.PlatinumWireDiameter / 2 * _config.TestParameters.PlatinumWireDiameter / 2 / 4.0) * Math.Exp(exponent);
|
||||||
|
|
||||||
|
alpha *= _config.TestParameters.CalibrationCoefficients.ThermalConductivityCorrection;
|
||||||
if (_config.TestParameters.UseFixedAlpha)
|
if (_config.TestParameters.UseFixedAlpha)
|
||||||
{
|
{
|
||||||
alpha = _config.TestParameters.FixedAlpha;
|
alpha = _config.TestParameters.FixedAlpha;
|
||||||
|
|||||||
@@ -25,10 +25,10 @@
|
|||||||
"TestParameters": {
|
"TestParameters": {
|
||||||
"MeasurementCount": 10,
|
"MeasurementCount": 10,
|
||||||
"IntervalSeconds": 30,
|
"IntervalSeconds": 30,
|
||||||
//"PlatinumWireLength": 0.056, //铂丝长度(单位:米)
|
"PlatinumWireLength": 0.1250, //铂丝长度(单位:米)
|
||||||
//"PlatinumWireDiameter": 0.00006,
|
"PlatinumWireDiameter": 0.00006,
|
||||||
"PlatinumWireLength": 0.41, //铂丝长度(单位:米)
|
//"PlatinumWireLength": 0.41, //铂丝长度(单位:米)
|
||||||
"PlatinumWireDiameter": 0.00018,
|
//"PlatinumWireDiameter": 0.00021,
|
||||||
"ReportOutputPath": "Reports\\",
|
"ReportOutputPath": "Reports\\",
|
||||||
"DefaultSampleVolume": 40.0,
|
"DefaultSampleVolume": 40.0,
|
||||||
"DefaultPressure": 0.0,
|
"DefaultPressure": 0.0,
|
||||||
|
|||||||
Reference in New Issue
Block a user