地震后强震动观测中心收集获取了距震中483公里范围内强震动记录263组,并迅速组织人员进行处理。获取记录台站加速度记录分析结果见表1(节选部分),其中4614台PGA峰值最大,其震中距为42.4km,东西、南北、垂直向加速度峰值分别为-1968.8cm/s2、1962.5cm/ s2、1347.9cm/ s2,东西、南北、垂直向速度峰值分别为-51.3cm/s、66.8cm/s、-28.5cm/s,计算仪器地震烈度9.5度。
仪器地震烈度分布图见图1,地震峰值加速度分布图见图2,地震峰值速度分布图见图3,地震加速度反应谱(T=0.3s、T=1.0s、T=3.0s)分布图见图4、图5、图6。4614台强震动记录见图7,4614台加速度反应谱见图8,4614台傅里叶幅值谱见图9。
表1土耳其7.8级地震强震动记录分析(部分节选)
序号 | 台站名称 | 台站 | 台站 | 震中距 (km) | 震中 方位角 | PGA(cm/s/s) | PGV(cm/s) | 仪器 烈度 | 备注 | ||||
经度 | 纬度 | ||||||||||||
(°E) | (°N) | EW | NS | UD | EW | NS | UD | ||||||
1 | 4616 | 36.8 | 37.4 | 3.0 | 159.0 | 160.4 | -193.7 | 98.9 | 9.9 | 13.8 | 3.7 | 7.5 | |
2 | 4630 | 36.8 | 37.3 | 3.9 | 81.9 | -122.0 | -173.3 | 153.5 | -6.8 | 12.2 | -4.5 | 7.3 | |
3 | 4629 | 36.8 | 37.3 | 8.8 | 37.7 | 244.1 | -343.3 | -120.7 | -18.6 | 26.6 | 7.9 | 8.2 | |
4 | 4632 | 36.8 | 37.3 | 12.4 | 32.8 | -304.0 | -351.7 | -193.4 | -30.6 | 45.2 | 12.2 | 8.9 | |
5 | 2712 | 36.7 | 37.2 | 21.1 | 29.4 | -177.3 | 191.7 | 143.3 | -17.1 | 10.7 | 15.7 | 7.6 | |
6 | 4624 | 36.9 | 37.5 | 21.5 | 196.3 | 324.2 | -373.9 | 179.5 | -53.0 | -71.0 | -21.7 | 9.3 | |
7 | 4615 | 37.1 | 37.4 | 25.8 | 260.9 | -478.4 | -534.4 | 679.7 | 111.3 | 79.5 | 43.9 | 10.1 | |
8 | 4617 | 36.8 | 37.6 | 26.3 | 176.1 | 98.7 | 148.7 | -97.0 | 18.7 | -24.8 | -12.3 | 8.1 | |
9 | 4620 | 36.9 | 37.6 | 26.5 | 189.2 | 314.9 | 283.0 | -177.6 | 27.8 | 23.1 | 11.0 | 8.2 | |
10 | NAR | 37.2 | 37.4 | 27.6 | 260.4 | -542.9 | 587.8 | -393.0 | 85.1 | -62.4 | -32.9 | 9.8 | |
11 | 4618 | 36.9 | 37.6 | 27.8 | 184.0 | -101.6 | 77.7 | -68.0 | 8.5 | -10.0 | -7.9 | 7.0 | |
12 | 4621 | 36.9 | 37.6 | 27.9 | 194.6 | 181.8 | -151.8 | -84.3 | 13.9 | 13.9 | 9.9 | 7.5 | |
13 | 2709 | 36.7 | 37.1 | 29.3 | 33.0 | -129.4 | -153.5 | -92.1 | -8.0 | -9.4 | 8.5 | 7.0 | |
14 | 8002 | 36.6 | 37.2 | 31.0 | 55.4 | 194.5 | -236.7 | 307.2 | 25.3 | 29.5 | -16.7 | 8.4 | |
15 | 2708 | 36.6 | 37.1 | 33.1 | 32.7 | -208.3 | -292.7 | -115.7 | -10.0 | -11.8 | 5.9 | 7.2 | |
16 | 4614 | 37.3 | 37.5 | 42.4 | 249.4 | -1968.8 | 1962.5 | 1347.9 | -51.3 | 66.8 | -28.5 | 9.5 | |
17 | 2718 | 36.6 | 37.0 | 42.8 | 27.5 | 81.3 | -88.4 | 65.9 | -7.2 | 6.5 | -5.1 | 6.5 | |
18 | 4613 | 36.4 | 37.6 | 50.0 | 119.1 | -163.0 | -134.3 | -70.2 | 7.4 | -8.7 | -7.4 | 7.1 | |
19 | 2707 | 36.6 | 36.9 | 52.6 | 27.7 | -92.1 | -100.0 | 41.9 | -4.8 | -4.8 | 2.6 | 6.2 | |
20 | 2703 | 37.4 | 37.1 | 55.0 | 306.3 | 156.3 | 152.1 | -75.4 | -12.3 | 11.9 | -6.7 | 7.1 | |
21 | 2716 | 36.7 | 36.9 | 56.7 | 14.7 | -223.4 | 174.6 | 105.3 | 24.8 | -21.6 | 5.8 | 8.2 | |
22 | 2717 | 36.7 | 36.9 | 56.7 | 14.4 | -102.2 | 78.2 | 63.4 | 10.4 | -5.9 | 4.5 | 6.9 | |
23 | 2715 | 36.7 | 36.9 | 56.8 | 14.8 | -94.9 | -79.4 | 46.9 | 7.3 | -5.3 | -3.4 | 6.4 | |
24 | 4611 | 37.3 | 37.7 | 58.4 | 221.2 | 317.9 | -336.8 | -169.1 | 29.9 | 27.6 | 12.5 | 8.6 | |
25 | 8003 | 36.3 | 37.1 | 59.4 | 60.0 | 39.1 | -40.7 | 33.7 | 5.8 | -5.2 | -3.2 | 5.9 | |
26 | 3143 | 36.6 | 36.8 | 61.4 | 25.0 | -81.8 | -87.1 | 54.3 | -5.2 | -6.7 | 2.4 | 6.2 | |
27 | 2711 | 37.6 | 37.3 | 63.0 | 273.5 | -100.8 | 106.4 | -63.1 | 10.2 | -15.3 | -7.6 | 7.4 | |
28 | 8004 | 36.1 | 37.4 | 66.7 | 92.6 | 179.8 | -169.3 | -69.1 | -18.7 | -18.0 | -8.8 | 8.0 | |
29 | 3138 | 36.5 | 36.8 | 67.8 | 26.3 | 67.6 | -102.7 | -30.9 | 4.7 | 6.4 | -2.9 | 6.3 | |
30 | 3144 | 36.5 | 36.8 | 73.3 | 26.1 | -721.1 | -585.0 | 420.1 | 97.9 | 74.9 | -66.0 | 10.2 | |
31 | 3137 | 36.5 | 36.7 | 79.7 | 23.7 | 739.4 | 445.0 | -471.4 | 62.1 | 54.1 | 37.9 | 9.5 | |
32 | 3134 | 36.2 | 36.8 | 81.5 | 44.5 | 208.8 | -253.9 | -119.0 | 35.6 | 35.1 | -14.6 | 8.7 | |
33 | 4612 | 36.5 | 38.0 | 81.6 | 156.4 | -120.7 | 142.7 | 51.6 | 12.6 | 15.3 | 4.4 | 7.4 | |
34 | 0132 | 36.1 | 37.9 | 85.8 | 130.6 | 31.4 | 38.9 | 30.9 | 4.3 | -5.4 | 5.4 | 5.9 | |
35 | 0131 | 36.1 | 37.9 | 85.9 | 130.7 | -165.5 | -141.0 | 46.4 | 4.0 | 4.7 | 5.1 | 6.4 | |
36 | 3145 | 36.4 | 36.6 | 87.7 | 26.7 | 769.4 | -594.7 | 590.0 | 131.1 | -77.4 | -70.4 | 10.4 | |
37 | 0122 | 35.8 | 37.4 | 91.7 | 95.5 | -55.4 | 51.9 | 40.8 | -5.5 | -6.4 | 5.6 | 6.2 | |
38 | 2704 | 37.8 | 37.0 | 92.6 | 294.4 | 163.7 | 95.6 | -59.4 | 11.0 | -9.6 | 5.3 | 7.0 | |
39 | 3139 | 36.4 | 36.6 | 93.5 | 24.4 | -448.7 | 536.0 | 366.8 | 111.8 | -161.5 | -46.2 | 10.5 | |
40 | 0127 | 35.9 | 37.8 | 97.1 | 121.9 | 51.7 | -54.6 | 37.3 | -3.8 | -5.2 | 4.5 | 6.2 | |
41 | 0133 | 35.9 | 37.7 | 97.5 | 116.4 | 76.9 | 79.4 | 35.0 | -5.3 | 6.0 | 4.5 | 6.2 | |
42 | 0134 | 35.9 | 37.7 | 97.5 | 116.4 | 45.9 | 72.5 | 33.9 | -4.2 | -6.0 | -4.1 | 6.4 | |
43 | 4628 | 36.9 | 38.2 | 99.1 | 183.7 | -84.3 | -87.0 | 55.1 | 8.3 | 8.1 | 3.9 | 7.0 | |
44 | 3116 | 36.2 | 36.6 | 99.6 | 34.9 | -186.9 | 156.3 | 148.9 | 26.4 | -22.4 | -15.1 | 8.4 | |
45 | 0125 | 35.8 | 37.0 | 100.7 | 68.0 | -84.8 | -136.1 | 36.2 | -16.6 | 21.8 | 7.5 | 7.9 | |
46 | 3142 | 36.4 | 36.5 | 103.9 | 24.4 | 739.8 | -663.4 | 466.9 | 52.3 | 52.6 | 17.5 | 9.2 | |
47 | 0130 | 35.7 | 37.3 | 105.1 | 83.7 | 60.3 | -71.0 | -30.0 | -12.4 | 14.2 | 7.2 | 7.4 | |
48 | 3112 | 36.1 | 36.6 | 105.2 | 36.3 | -75.7 | -102.7 | -83.6 | -10.2 | -14.4 | 6.4 | 7.4 | |
49 | 0137 | 35.7 | 37.7 | 107.1 | 111.2 | -49.7 | 25.3 | 14.9 | 3.5 | 3.4 | 3.9 | 5.7 | |
50 | 0138 | 35.7 | 37.7 | 107.1 | 111.2 | -21.6 | 27.2 | -12.1 | -3.1 | 3.5 | 3.9 | 5.3 | |
图1土耳其7.8级地震仪器地震烈度分布图
图2 土耳其7.8级地震峰值加速度分布图(单位:cm/s2)
图3土耳其7.8级地震峰值速度分布图(单位:cm/s)
图4 土耳其7.8级地震加速度反应谱(T=0.3s)分布图
图5 土耳其7.8级地震加速度反应谱(T=1.0s)分布图
图6土耳其7.8级地震加速度反应谱(T=3.0s)分布图
图74614台加速度时程曲线图
图8 4614台加速度反应谱图
图9 4614台傅里叶幅值谱图