根据实验所测数据F:0.160; w:1.005; lgw:0.002; DA:2.000; AD:2.004; M:1.002; DB:0.017; DU:-0.778; Re:1.002; Im:-0.014; F:0.200; w:1.257; lgw:0.099; DA:2.000; AD:2.006; M:1.003; DB:0.026; DU:-1.224; Re:1.003; Im:-0.021; F:0.250; w:1.571; lgw:0.196; DA:2.000; AD:2.011; M:1.006; DB:0.048; DU:-2.610; Re:1.004; Im:-0.046; F:0.320; w:2.011; lgw:0.303; DA:2.000; AD:2.018; M:1.009; DB:0.078; DU:-2.045; Re:1.008; Im:-0.036; F:0.400; w:2.513; lgw:0.400; DA:2.000; AD:2.031; M:1.016; DB:0.134; DU:-2.880; Re:1.014; Im:-0.051; F:0.500; w:3.142; lgw:0.497; DA:2.000; AD:2.050; M:1.025; DB:0.214; DU:-6.120; Re:1.019; Im:-0.109; F:0.630; w:3.958; lgw:0.597; DA:2.000; AD:2.079; M:1.040; DB:0.336; DU:-8.838; Re:1.027; Im:-0.160; F:0.800; w:5.027; lgw:0.701; DA:2.000; AD:2.133; M:1.067; DB:0.559; DU:-8.208; Re:1.056; Im:-0.152; F:1.000; w:6.283; lgw:0.798; DA:2.000; AD:2.219; M:1.110; DB:0.903; DU:-14.040; Re:1.076; Im:-0.269; F:1.260; w:7.917; lgw:0.899; DA:2.000; AD:2.363; M:1.182; DB:1.449; DU:-15.869; Re:1.136; Im:-0.323; F:1.590; w:9.990; lgw:1.000; DA:2.000; AD:2.634; M:1.317; DB:2.392; DU:-24.638; Re:1.197; Im:-0.549; F:2.000; w:12.566; lgw:1.099; DA:2.000; AD:3.056; M:1.528; DB:3.682; DU:-43.200; Re:1.114; Im:-1.046; F:2.520; w:15.834; lgw:1.200; DA:2.000; AD:3.303; M:1.652; DB:4.358; DU:-78.466; Re:0.330; Im:-1.618; F:3.180; w:19.981; lgw:1.301; DA:2.000; AD:2.475; M:1.238; DB:1.851; DU:-116.222; Re:-0.547; Im:-1.110; F:4.000; w:25.133; lgw:1.400; DA:2.000; AD:1.437; M:0.719; DB:-2.871; DU:-140.400; Re:-0.554; Im:-0.458; F:5.000; w:31.416; lgw:1.497; DA:2.000; AD:0.834; M:0.417; DB:-7.597; DU:-156.600; Re:-0.383; Im:-0.166; F:6.340; w:39.835; lgw:1.600; DA:2.000; AD:0.473; M:0.237; DB:-12.523; DU:-161.259; Re:-0.224; Im:-0.076; F:8.000; w:50.265; lgw:1.701; DA:2.000; AD:0.253; M:0.127; DB:-17.958; DU:-166.320; Re:-0.123; Im:-0.030; F:10.000; w:62.832; lgw:1.798; DA:2.000; AD:0.226; M:0.113; DB:-18.938; DU:-165.600; Re:-0.109; Im:-0.028; ,求出其对应的相位角φ(w)

时间: 2023-08-10 10:02:58 浏览: 115
根据公式 φ(w) = arctan(Im/Re),可以计算出每个频率对应的相位角φ(w): 当F=0.160时,φ(w) = arctan(-0.014/1.002) = -0.014 当F=0.200时,φ(w) = arctan(-0.021/1.003) = -0.021 当F=0.250时,φ(w) = arctan(-0.046/1.004) = -0.045 当F=0.320时,φ(w) = arctan(-0.036/1.008) = -0.036 当F=0.400时,φ(w) = arctan(-0.051/1.014) = -0.050 当F=0.500时,φ(w) = arctan(-0.109/1.019) = -0.107 当F=0.630时,φ(w) = arctan(-0.160/1.027) = -0.155 当F=0.800时,φ(w) = arctan(-0.152/1.056) = -0.144 当F=1.000时,φ(w) = arctan(-0.269/1.076) = -0.246 当F=1.260时,φ(w) = arctan(-0.323/1.136) = -0.267 当F=1.590时,φ(w) = arctan(-0.549/1.197) = -0.424 当F=2.000时,φ(w) = arctan(-1.046/1.114) = -0.776 当F=2.520时,φ(w) = arctan(-1.618/0.330) = -1.378 当F=3.180时,φ(w) = arctan(-1.110/-0.547) = 1.147 当F=4.000时,φ(w) = arctan(-0.458/-0.554) = 0.725 当F=5.000时,φ(w) = arctan(-0.166/-0.383) = 0.422 当F=6.340时,φ(w) = arctan(-0.076/-0.224) = 0.325 当F=8.000时,φ(w) = arctan(-0.030/-0.123) = 0.244 当F=10.000时,φ(w) = arctan(-0.028/-0.109) = 0.255 注意:相位角φ(w)的单位为弧度。

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请根据典型二阶系统实验所测数据F:0.160; w:1.005; lgw:0.002; DA:2.000; AD:2.004; M:1.002; DB:0.017; DU:-0.778; Re:1.002; Im:-0.014; F:0.200; w:1.257; lgw:0.099; DA:2.000; AD:2.006; M:1.003; DB:0.026; DU:-1.224; Re:1.003; Im:-0.021; F:0.250; w:1.571; lgw:0.196; DA:2.000; AD:2.011; M:1.006; DB:0.048; DU:-2.610; Re:1.004; Im:-0.046; F:0.320; w:2.011; lgw:0.303; DA:2.000; AD:2.018; M:1.009; DB:0.078; DU:-2.045; Re:1.008; Im:-0.036; F:0.400; w:2.513; lgw:0.400; DA:2.000; AD:2.031; M:1.016; DB:0.134; DU:-2.880; Re:1.014; Im:-0.051; F:0.500; w:3.142; lgw:0.497; DA:2.000; AD:2.050; M:1.025; DB:0.214; DU:-6.120; Re:1.019; Im:-0.109; F:0.630; w:3.958; lgw:0.597; DA:2.000; AD:2.079; M:1.040; DB:0.336; DU:-8.838; Re:1.027; Im:-0.160; F:0.800; w:5.027; lgw:0.701; DA:2.000; AD:2.133; M:1.067; DB:0.559; DU:-8.208; Re:1.056; Im:-0.152; F:1.000; w:6.283; lgw:0.798; DA:2.000; AD:2.219; M:1.110; DB:0.903; DU:-14.040; Re:1.076; Im:-0.269; F:1.260; w:7.917; lgw:0.899; DA:2.000; AD:2.363; M:1.182; DB:1.449; DU:-15.869; Re:1.136; Im:-0.323; F:1.590; w:9.990; lgw:1.000; DA:2.000; AD:2.634; M:1.317; DB:2.392; DU:-24.638; Re:1.197; Im:-0.549; F:2.000; w:12.566; lgw:1.099; DA:2.000; AD:3.056; M:1.528; DB:3.682; DU:-43.200; Re:1.114; Im:-1.046; F:2.520; w:15.834; lgw:1.200; DA:2.000; AD:3.303; M:1.652; DB:4.358; DU:-78.466; Re:0.330; Im:-1.618; F:3.180; w:19.981; lgw:1.301; DA:2.000; AD:2.475; M:1.238; DB:1.851; DU:-116.222; Re:-0.547; Im:-1.110; F:4.000; w:25.133; lgw:1.400; DA:2.000; AD:1.437; M:0.719; DB:-2.871; DU:-140.400; Re:-0.554; Im:-0.458; F:5.000; w:31.416; lgw:1.497; DA:2.000; AD:0.834; M:0.417; DB:-7.597; DU:-156.600; Re:-0.383; Im:-0.166; F:6.340; w:39.835; lgw:1.600; DA:2.000; AD:0.473; M:0.237; DB:-12.523; DU:-161.259; Re:-0.224; Im:-0.076; F:8.000; w:50.265; lgw:1.701; DA:2.000; AD:0.253; M:0.127; DB:-17.958; DU:-166.320; Re:-0.123; Im:-0.030; F:10.000; w:62.832; lgw:1.798; DA:2.000; AD:0.226; M:0.113; DB:-18.938; DU:-165.600; Re:-0.109; Im:-0.028; ,求出相位角φ(w)

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