NoisePowerDensity.cs 12 KB

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  1. using System;
  2. using System.Collections.Generic;
  3. using System.Linq;
  4. using System.Text;
  5. using System.Threading;
  6. using System.Threading.Tasks;
  7. using Tps_LQ_Transmitter.com;
  8. namespace Tps_LQ_Transmitter.models
  9. {
  10. class NoisePowerDensity: BaseModel
  11. {
  12. public NoisePowerDensity()
  13. {
  14. TemplateName = "噪声功率谱密度测试";
  15. }
  16. /// <summary>
  17. /// 噪声功率谱密度测试
  18. /// </summary>
  19. public override bool Run(TestNode parameters)
  20. {
  21. double ChannelPower, ChannelPowerDensity;
  22. //获取仪器
  23. var SA = this.tps.GetDevice("频谱仪");
  24. TransmitterSerialPort SerialClient = new TransmitterSerialPort();
  25. OutData Data = new OutData();
  26. DataType NoisePowerPrint = new DataType();
  27. if (SA == null)
  28. {
  29. ShowMessage(MsgType.Error, string.Format("仪器不齐全,{0}/{1}无法运行", parameters.Channel, parameters.Name));
  30. return false;
  31. }
  32. ConfigParameter PowerPara = new ConfigParameter();
  33. PowerPara.ComPort = parameters.Parameters.GetParameter<string>("串口");
  34. PowerPara.OutLoss = parameters.Parameters.GetParameter<double>("输出损耗");
  35. PowerPara.StartFrequency = parameters.Parameters.GetParameter<double>("起始频率");
  36. PowerPara.StepFrequency = parameters.Parameters.GetParameter<double>("频率步进");
  37. PowerPara.FrequencyNumber = parameters.Parameters.GetParameter<int>("频点数量");
  38. PowerPara.StopFrequency = parameters.Parameters.GetParameter<double>("终止频率");
  39. // PowerPara.SPAN = parameters.Parameters.GetParameter<string>("扫描带宽(SPAN)");
  40. PowerPara.CHSPAN = parameters.Parameters.GetParameter<string>("通道扫描带宽(SPAN)");
  41. PowerPara.ACHBand = parameters.Parameters.GetParameter<string>("通道带宽");
  42. PowerPara.REF = parameters.Parameters.GetParameter<string>("参考电平(REF)");
  43. PowerPara.RBW = parameters.Parameters.GetParameter<string>("分辨率带宽(RBW)");
  44. PowerPara.VBW = parameters.Parameters.GetParameter<string>("视频带宽(VBW)");
  45. PowerPara.ControlDelay = parameters.Parameters.GetParameter<int>("控制延时");
  46. PowerPara.NoisePowerUpper = parameters.Parameters.GetParameter<double>("噪声功率谱密度上限");
  47. if ((PowerPara.StartFrequency == 0) || ((PowerPara.StepFrequency == 0) && (PowerPara.FrequencyNumber == 0)) || (PowerPara.StopFrequency == 0)
  48. || (PowerPara.CHSPAN == null) || (PowerPara.ACHBand == null) || (PowerPara.REF == null) || (PowerPara.RBW == null) || (PowerPara.VBW == null) || (PowerPara.NoisePowerUpper == 0))
  49. {
  50. ShowMessage(MsgType.Error, string.Format("配置文件中频率参数为空,{0}/{1}无法运行", parameters.Channel, parameters.Name));
  51. return false;
  52. }
  53. if (PowerPara.ControlDelay == 0)
  54. {
  55. PowerPara.ControlDelay = 10;
  56. }
  57. SA.Write("仪器复位"); SA.Query("OPC");
  58. SA.Write("RBW", PowerPara.RBW); SA.Query("OPC");
  59. SA.Write("VBW", PowerPara.VBW); SA.Query("OPC");
  60. SA.Write("设置通道功率模式"); SA.Query("OPC");
  61. if (SA.Query("IDN").Contains("N9030"))//N9030A型号频谱仪
  62. {
  63. SA.Write("设置通道REF", "-20"); SA.Query("OPC");
  64. SA.Write("ATT", "2"); SA.Query("OPC");
  65. SA.Write("设置通道SPAN", PowerPara.CHSPAN); SA.Query("OPC");
  66. }
  67. else
  68. {
  69. SA.Write("REF", "-20"); SA.Query("OPC");
  70. SA.Write("MARK打开", "1"); SA.Query("OPC");
  71. SA.Write("ATT", "5"); SA.Query("OPC");
  72. SA.Write("SPAN", PowerPara.CHSPAN); SA.Query("OPC");
  73. }
  74. SA.Write("设置通道带宽", PowerPara.ACHBand); SA.Query("OPC");
  75. if ((PowerPara.FrequencyNumber != 0) && (PowerPara.FrequencyNumber != 1) && (PowerPara.StepFrequency == 0))
  76. {
  77. PowerPara.StepFrequency = ((int)(((PowerPara.StopFrequency - PowerPara.StartFrequency) / (PowerPara.FrequencyNumber - 1)) * 100)) / 100;
  78. }
  79. if (PowerPara.StepFrequency != 0)
  80. {
  81. PowerPara.FrequencyNumber = ((int)((PowerPara.StopFrequency - PowerPara.StartFrequency) / PowerPara.StepFrequency)) + 1;
  82. }
  83. double CenterFreq;
  84. Data.NoisePower = new string[PowerPara.FrequencyNumber];
  85. for (int point = 0;; point++)
  86. {
  87. CenterFreq = PowerPara.StartFrequency + PowerPara.StepFrequency * point;
  88. if (CenterFreq > PowerPara.StopFrequency || (PowerPara.FrequencyNumber == 1 && point == 1))
  89. {
  90. break;
  91. }
  92. // 控制
  93. // SerialClient.DUT_Transmitter_Ctrol(PowerPara.ComPort, Convert.ToByte(point + 1));
  94. Thread.Sleep(PowerPara.ControlDelay);//单位ms
  95. SA.Write("CENTER", CenterFreq.ToString()); SA.Query("OPC");
  96. SA.Write("单次扫描"); SA.Query("OPC");
  97. if (SA.Query("IDN").Contains("N9030"))//N9030A型号频谱仪
  98. {
  99. ChannelPowerDensity = double.Parse(SA.Query("读通道噪声功率谱密度"));
  100. NoisePowerPrint.TestVal = Math.Round(ChannelPowerDensity, 2);
  101. }
  102. else
  103. {
  104. ChannelPower = double.Parse(SA.Query("读通道功率"));
  105. NoisePowerPrint.TestVal = Math.Round(ChannelPower - 10 * Math.Log10(double.Parse(PowerPara.ACHBand) * 1000), 2);
  106. }
  107. NoisePowerPrint.Test_name = parameters.Channel + "-噪声功率谱密度(dBm/Hz)-" + CenterFreq.ToString() + "MHz";
  108. NoisePowerPrint.Upper = PowerPara.NoisePowerUpper;
  109. if ( NoisePowerPrint.TestVal <= NoisePowerPrint.Upper)
  110. {
  111. NoisePowerPrint.Result = "是";
  112. }
  113. else
  114. {
  115. NoisePowerPrint.Result = "否";
  116. }
  117. tps.TestTableAddCell(NoisePowerPrint.Test_name, "/", NoisePowerPrint.Upper.ToString(), NoisePowerPrint.TestVal.ToString(), NoisePowerPrint.Result);
  118. //if (parameters.Channel == "通道1")
  119. //{
  120. // //tps.SetTestTableCellValue(point, 9, NoisePowerPrint.Result ,NoisePowerPrint.TestVal);
  121. //}
  122. //else if (parameters.Channel == "通道2")
  123. //{
  124. // //tps.SetTestTableCellValue(point + 15, 9, NoisePowerPrint.Result ,NoisePowerPrint.TestVal);
  125. //}
  126. }
  127. if (SA.Query("IDN").Contains("N9030"))//N9030A型号频谱仪
  128. {
  129. SA.Write("设置频谱测试模式"); SA.Query("OPC");
  130. }
  131. else
  132. {
  133. SA.Write("设置MARK为常规", "1"); SA.Query("OPC");
  134. SA.Write("关闭所有MARK"); SA.Query("OPC");
  135. }
  136. return true;
  137. }
  138. public void PsaPeakValue_Tracedata(AppLibs.Devices.IVISA psa, out double Y_Maxvalue, out double X_Maxvalue, bool IsReturnX = false)
  139. {
  140. System.Threading.Thread.Sleep(20);
  141. X_Maxvalue = 0;
  142. Y_Maxvalue = 0;
  143. psa.Write("单次扫描");
  144. psa.Query("OPC");
  145. string tracedata = psa.Query("读曲线");
  146. string[] tracedatas = tracedata.Split(',');
  147. double[] tracedata_double = new double[tracedatas.Length];
  148. for (int i = 0; i < tracedatas.Length; i++)
  149. {
  150. tracedata_double[i] = double.Parse(tracedatas[i]);
  151. }
  152. Y_Maxvalue = tracedata_double.Max();
  153. if (IsReturnX)
  154. {
  155. int x = Array.IndexOf(tracedata_double, Y_Maxvalue);
  156. double startfreq = double.Parse(psa.Query("读起始频率"));
  157. double stopfreq = double.Parse(psa.Query("读截止频率"));
  158. double counts = double.Parse(psa.Query("测试点数读取"));
  159. X_Maxvalue = startfreq + (stopfreq - startfreq) * x / (counts - 1);
  160. }
  161. Y_Maxvalue = Math.Round(Y_Maxvalue, 3);
  162. }
  163. public class ConfigParameter
  164. {
  165. /// <summary>
  166. /// 串口
  167. /// </summary>
  168. public string ComPort { set; get; }
  169. /// <summary>
  170. /// 输出损耗
  171. /// </summary>
  172. public double OutLoss { set; get; }
  173. /// <summary>
  174. /// 产品测试的起始频率
  175. /// </summary>
  176. public double StartFrequency { set; get; }
  177. /// <summary>
  178. /// 产品测试的频率步进
  179. /// </summary>
  180. public double StepFrequency { set; get; }
  181. /// <summary>
  182. /// 产品测试的频点数量
  183. /// </summary>
  184. public int FrequencyNumber { set; get; }
  185. /// <summary>
  186. /// 产品的工作频带上限(终止频率)
  187. /// 功能:用于判断从起始频率按一定的步进测试是否超出产品工作频段上限
  188. /// </summary>
  189. public double StopFrequency { set; get; }
  190. /// <summary>
  191. ///设置频谱仪的SPAN
  192. /// </summary>
  193. public string SPAN { set; get; }
  194. /// <summary>
  195. ///设置频谱仪的通道SPAN
  196. /// </summary>
  197. public string CHSPAN { set; get; }
  198. /// <summary>
  199. /// 通道带宽
  200. /// </summary>
  201. public string ACHBand { set; get; }
  202. /// <summary>
  203. /// 设置参考电平
  204. /// </summary>
  205. public string REF { set; get; }
  206. /// <summary>
  207. /// 设置RBW
  208. /// </summary>
  209. public string RBW { set; get; }
  210. /// <summary>
  211. /// 设置VBW
  212. /// </summary>
  213. public string VBW { set; get; }
  214. /// <summary>
  215. /// 控制延时
  216. /// </summary>
  217. public int ControlDelay { set; get; }
  218. /// <summary>
  219. /// 噪声功率上限
  220. /// </summary>
  221. public double NoisePowerUpper{set;get;}
  222. }
  223. public class OutData
  224. {
  225. /// <summary>
  226. ///噪声功率谱密度
  227. /// </summary>
  228. public string[] NoisePower { set; get; }
  229. }
  230. //public class DataType
  231. //{
  232. // /// <summary>
  233. // /// 测试名称
  234. // /// </summary>
  235. // public string Test_name { set; get; }
  236. // /// <summary>
  237. // /// 指标下限
  238. // /// </summary>
  239. // public double Lower { set; get; }
  240. // /// <summary>
  241. // /// 指标上限
  242. // /// </summary>
  243. // public double Upper { set; get; }
  244. // /// <summary>
  245. // /// 测试值
  246. // /// </summary>
  247. // public double TestVal { set; get; }
  248. // /// <summary>
  249. // /// 判断结果
  250. // /// </summary>
  251. // public bool Result { set; get; }
  252. //}
  253. }
  254. }