104 lines
4.7 KiB
C#
104 lines
4.7 KiB
C#
using Microsoft.Extensions.Options;
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using SSPCTester.Devices.Config;
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using SSPCTester.Devices.Interfaces;
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using SSPCTester.Logic.Models;
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namespace SSPCTester.Logic.Testing;
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/// <summary>功率损耗：采集输入/输出两端数据并计算损耗与效率。</summary>
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public sealed class PowerTestLegacy : ITestModule
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{
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private readonly IDaq _daq;
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private readonly DaqOptions _daqOptions;
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public PowerTestLegacy(IDaq daq, IOptions<DeviceOptions> options)
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{
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_daq = daq;
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_daqOptions = options.Value.Daq;
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}
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public string Name => "功率损耗";
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/// <summary>每路采集次数。</summary>
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public int SamplesPerChannel { get; set; } = 5;
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/// <summary>采样间隔（ms）。</summary>
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public int IntervalMs { get; set; } = 100;
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public async Task RunAsync(TestContext ctx, IProgress<TestProgress> progress, CancellationToken ct)
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{
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// 输入端电压由高速采集卡读取，输出端电压/电流由 Modbus 继电器端读取。
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int daqVoltageChannel = ResolveDaqVoltageChannel(_daqOptions);
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if (!_daq.IsConnected) await _daq.ConnectAsync(ct).ConfigureAwait(false);
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if (!ctx.Sspc.IsConnected) await ctx.Sspc.ConnectAsync(ct).ConfigureAwait(false);
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int n = ctx.Sspc.ChannelCount;
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ctx.Project.PowerResults.Clear();
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for (int ch = 1; ch <= n; ch++)
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{
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ct.ThrowIfCancellationRequested();
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var row = new PowerLossRow { Channel = ch, Status = TestStatus.Running };
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ctx.Project.PowerResults.Add(row);
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progress.Report(new TestProgress { ModuleName = Name, Step = ch - 1, TotalSteps = n, Message = $"采集 CH{ch} 输入/输出两端数据" });
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try
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{
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double sumVin = 0, sumVout = 0, sumI = 0;
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for (int s = 0; s < SamplesPerChannel; s++)
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{
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// 输出端：Modbus 继电器端电压 + 通流电流（SSPC 为串联开关，Iin = Iout）。
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var measurement = await ctx.Sspc.ReadMeasurementAsync(ch, ct).ConfigureAwait(false);
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// 输入端：高速采集卡电压。
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var daqValues = await _daq.ReadInstantAsync(new[] { daqVoltageChannel }, ct).ConfigureAwait(false);
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double vin = daqValues.Length > 0 ? daqValues[0] : double.NaN;
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double vout = measurement.Voltage;
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double current = Math.Abs(measurement.Current);
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if (!double.IsFinite(vin) || !double.IsFinite(vout) || !double.IsFinite(current))
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throw new InvalidOperationException("功率损耗采样无效：请检查采集卡电压通道标定与 Modbus 连接。");
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sumVin += vin;
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sumVout += vout;
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sumI += current;
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await Task.Delay(IntervalMs, ct).ConfigureAwait(false);
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}
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row.Vin = sumVin / SamplesPerChannel;
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row.Vout = sumVout / SamplesPerChannel;
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row.Iin = sumI / SamplesPerChannel;
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row.Iout = sumI / SamplesPerChannel;
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row.Status = TestStatus.Measured;
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}
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catch
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{
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row.Status = TestStatus.Fail;
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throw;
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}
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progress.Report(new TestProgress { ModuleName = Name, Step = ch, TotalSteps = n, StepStatus = row.Status, Message = $"CH{ch} 损耗={row.PowerLossW:F3}W 效率={row.EfficiencyPct:F3}%" });
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}
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}
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/// <summary>解析用于输入端电压的高速采集卡通道（取已标定的电压通道，优先 OutputVoltage）。</summary>
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internal static int ResolveDaqVoltageChannel(DaqOptions options)
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{
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if (options.Channels == null || options.Channels.Count == 0)
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throw new InvalidOperationException("未配置采集卡通道，无法执行功率损耗测试。");
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var candidates = options.Channels
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.Where(x => x.PhysicalChannel >= 0 && x.PhysicalChannel < options.ChannelCount)
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.Where(x => x.IsCalibrated)
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.Where(x => IsVoltageRole(x.Role))
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.ToArray();
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var pick = candidates.FirstOrDefault(x => string.Equals(x.Role, nameof(DaqChannelRole.OutputVoltage), StringComparison.OrdinalIgnoreCase))
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?? candidates.FirstOrDefault();
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if (pick == null)
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throw new InvalidOperationException("功率损耗测试需要一个已标定的采集卡电压通道（输入端电压），请在设置中配置并标定。");
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return pick.PhysicalChannel;
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}
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private static bool IsVoltageRole(string? role) =>
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Enum.TryParse<DaqChannelRole>(role, true, out var parsed)
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&& parsed is DaqChannelRole.OutputVoltage or DaqChannelRole.InputVoltage;
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}
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