物理实验报告__磁滞回线的作图

[数据处理] 表一1 初始磁化曲线数据表 有公式 ： B/mT 0.1 0.6 1.2 2.7 3.8 5.2 6.7 8.2 9.6 I/mA 1.1 5.0 10.2 22.0 30.1 39.9 50.7 60.7 70.1 H/A/m 9.13 41.50 84.66 182.60 249.83 331.17 420.81 503.81 581.83 B/mT 11.4 13.2 15.0 23.2 32.6 41.6 54.4 69.8 86.9 I/mA 81.0 91.1 100.2 130.4 162.2 190.9 231.4 281.1 335.1 H/A/m 672.30 756.13 831.66 1082.32 1346.26 1584.47 1920.62 2333.13 2781.33 B/mT 103.0 120.5 138.5 154.6 172.7 1 I/mA 381.7 432.2 486.1 538.0 600.8 H/A/m 3168.11 3587.26 4034.63 4465.40 4986.64 由上图可以看出初始曲线过零点，说明当铁磁性材料中不存在磁化场时，H，B均为0，所以由曲线可知，B与H不是线性关系。开始B随H增加较快，最终B随H增加十分缓慢，到达磁性饱和状态 表3 磁滞回线数据表 B/mT 172.7 168.2 163.1 158.0 151.3 143.8 134.7 124.8 112.7 H/A/m 4986.64 4555.87 4136.72 3754.09 3324.15 2908.32 2477.55 2076.66 1645.06 B/mT 99.8 84.8 75.0 63.5 50.3 35.7 22.3 5.4 -0.6 H/A/m 1245.00 827.5 580.17 302.95 0.00 -317.0 -600.92 -915.18 -1070.7 B/mT -9.6 -31.5 -47.6 -69.3 -88.4 -102.1 -118.6 -129.6 -146.5 H/A/m -1260.77 -1711.46 -2049.27 -2507.43 -2924.92 -3240.32 -3630.42 -3905.98 -4343.39 B/mT -157.3 -165.0 -169.5 -177.0 -173.7 -169.7 -165.2 -158.8 -151.5 H/A/m -4634.72 -4850.52 -4983.32 -5116.95 -4817.32 -4459.59 -4106.84 -3631.25 -3212.93 B/mT -141.5 -126.0 -106.5 -93.1 -81.5 -73.2 -63.6 -49.1 -43.7 H/A/m -2716.59 -2099.90 -1449.18 -1069.87 -763.60 -558.59 -331.17 0.00 116.20 B/mT -27.5 -5.8 6.7 26.5 42.2 57.2 72.1 92.9 114.4 H/A/m 463.14 907.19 1167.81 1569.53 1893.23 2206.97 2520.71 2969.74 3457.78 B/mT 129.8 138.8 151.4 165.1 172.4 H/A/m 3830.45 4133.40 4392.36 4781.63 4994.94 表三 基本磁化曲线数据表 B/mT 0.0 3.9 8.2 17.1 28.0 39.4 59.4 76.3 95.5 114.3 H/A/m 0.0 264.77 498.83 869.84 1303.10 1640.91 2134.76 2541.46 2988.00 3432.05 B/mT 128.8 144.6 158.8 172.8 H/A/m 3784.80 4184.86 4570.81 4984.98 _1379601837.xls Chart1 172.7 168.2 163.1 158 151.3 143.8 134.7 124.8 112.7 99.8 84.8 75 63.5 50.3 35.7 22.3 5.4 -0.6 -9.6 -31.5 -47.6 -69.3 -88.4 -102.1 -118.6 -129.6 -146.5 -157.3 -165 -169.5 -177 -173.7 -169.7 -165.2 -158.5 -151.5 -141.5 -126 -106.5 -93.1 -81.5 -73.2 -63.6 -49.1 -43.7 -27.5 -5.8 6.7 26.5 42.2 57.2 72.1 92.9 114.4 129.8 138.8 151.4 165.1 172.4 B/mT H/A/m B/mT 图二 磁滞回线 Sheet1 H/A/m B/mT 9.13 0.1 41.5 0.6 84.66 1.2 182.6 2.7 249.83 3.8 331.17 5.2 420.81 6.7 503.81 8.2 581.83 9.6 672.3 11.4 756.13 13.2 831.66 15 1082.32 23.2 1346.26 32.6 1584.47 41.6 1920.62 54.4 2333.13 68.9 2781.33 86.9 3168.11 103 3587.26 120.5 4034.63 138.5 4465.4 154.6 4986.64 172.7 Sheet1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 B/mT 图一 初始磁化曲线 Sheet2 H/A/m B/mT 4986.64 172.7 4555.87 168.2 4136.72 163.1 3754.09 158 3324.15 151.3 2908.32 143.8 2477.55 134.7 2076.66 124.8 1645.06 112.7 1245 99.8 827.5 84.8 580.17 75 302.95 63.5 0 50.3 -317 35.7 -600.92 22.3 -915.18 5.4 -1070.7 -0.6 -1260.77 -9.6 -1711.46 -31.5 -2049.27 -47.6 -2507.43 -69.3 -2924.92 -88.4 -3240.32 -102.1 -3630.42 -118.6 -3905.98 -129.6 -4343.39 -146.5 -4634.72 -157.3 -4850.52 -165 -4983.32 -169.5 -5116.95 -177 -4817.32 -173.7 -4459.59 -169.7 -4106.84 -165.2 -3631.25 -158.5 -3212.93 -151.5 -2716.59 -141.5 -2099.9 -126 -1449.18 -106.5 -1069.87 -93.1 -763.6 -81.5 -558.59 -73.2 -331.17 -63.6 0 -49.1 116.2 -43.7 463.14 -27.5 907.19 -5.8 1167.81 6.7 1569.53 26.5 1893.23 42.2 2206.97 57.2 2520.71 72.1 2969.74 92.9 3457.78 114.4 3830.45 129.8 4133.4 138.8 4392.26 151.4 4781.63 165.1 4994.94 172.4 Sheet2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 B/mT H/A/m B/mT 图二 磁滞回线 Sheet3 _1379603379.xls Chart2 0 3.9 8.2 17.1 28 39.4 59.4 76.3 95.5 114.3 128.8 144.6 158.8 172.8 B/mT H/A/m B/mT 图三 基本磁化曲线 Sheet1 H/A/m B/mT 9.13 0.1 41.5 0.6 84.66 1.2 182.6 2.7 249.83 3.8 331.17 5.2 420.81 6.7 503.81 8.2 581.83 9.6 672.3 11.4 756.13 13.2 831.66 15 1082.32 23.2 1346.26 32.6 1584.47 41.6 1920.62 54.4 2333.13 68.9 2781.33 86.9 3168.11 103 3587.26 120.5 4034.63 138.5 4465.4 154.6 4986.64 172.7 Sheet1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 B/mT 图一 初始磁化曲线 Sheet2 H/A/m B/mT 4986.64 172.7 4555.87 168.2 4136.72 163.1 3754.09 158 3324.15 151.3 2908.32 143.8 2477.55 134.7 2076.66 124.8 1645.06 112.7 1245 99.8 827.5 84.8 580.17 75 302.95 63.5 0 50.3 -317 35.7 -600.92 22.3 -915.18 5.4 -1070.7 -0.6 -1260.77 -9.6 -1711.46 -31.5 -2049.27 -47.6 -2507.43 -69.3 -2924.92 -88.4 -3240.32 -102.1 -3630.42 -118.6 -3905.98 -129.6 -4343.39 -146.5 -4634.72 -157.3 -4850.52 -165 -4983.32 -169.5 -5116.95 -177 -4817.32 -173.7 -4459.59 -169.7 -4106.84 -165.2 -3631.25 -158.5 -3212.93 -151.5 -2716.59 -141.5 -2099.9 -126 -1449.18 -106.5 -1069.87 -93.1 -763.6 -81.5 -558.59 -73.2 -331.17 -63.6 0 -49.1 116.2 -43.7 463.14 -27.5 907.19 -5.8 1167.81 6.7 1569.53 26.5 1893.23 42.2 2206.97 57.2 2520.71 72.1 2969.74 92.9 3457.78 114.4 3830.45 129.8 4133.4 138.8 4392.26 151.4 4781.63 165.1 4994.94 172.4 Sheet2 B/mT H/A/m B/mT 图二 磁滞回线 Sheet3 H/A/m B/mT 0 0 264.77 3.9 498.83 8.2 869.84 17.1 1303.1 28 1640.91 39.4 2134.76 59.4 2541.46 76.3 2988 95.5 3432.05 114.3 3784.8 128.8 4184.86 144.6 4570.81 158.8 4984.98 172.8 Sheet3 B/mT H/A/m B/mT 图三 基本磁化曲线 _1382883339.xls _1379595195.unknown