开关电源公式资料.doc

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1、开关电源设计参数1、最大输入功率2、输入整流桥电流方均根值3、直流输入电压最大值4、直流输入电压最小值5、直流输入电压最小值6、输入电容放电时间7、输入电容放电能量8、输入电容容量容量经验值选取115V-2uF/w230V-1uF/w85-275V-2-3uF/w9、直流输入电压最小值10、一次侧峰值电感电流11、一次侧电流方均根值12、一次电感13、一次绕组匝数14、二次绕组匝数15、偏置绕组匝数16、核算一次电感17、核算一次侧峰值电感电流18、核算最大磁通密度19、核算气隙长度20、骨架有效宽度21、绕组有效截面积22、一次绕组有效截面积23、一次绕组导线规

2、格24、二次绕组有效截面积25、偏置绕组有效截面积26、一次绕组每层匝数27、输出整流二极管最高向电压28、二次电流最大值29、二次电流方均根值30、输出电容容量31、输出滤波电容零频率32、输出电感33、启动电阻34、启动时间35、吸收网络电压36、吸收电容37、吸收电阻三角堰水头高度与流量查算表水头高度h（cm）水头高度(h)的尾数（cm）0.00.10.20.30.40.50.60.70.80.9流量(Q)流量(Q)流量(Q)流量(Q)流量(Q)流量(Q)流量(Q)流量(Q)流量(Q)流量(Q)升/秒m3/h升/秒m3/h升/秒m3/h升/秒m3/h升/秒m

3、3/h升/秒m3/h升/秒m3/h升/秒m3/h升/秒m3/h升/秒m3/h10.0140.0510.0180.0650.0220.0810.0270.0990.0330.1190.0390.1410.0460.1660.0540.1930.0620.2220.0710.25420.0800.2890.0910.3270.1020.3670.1140.4100.1270.4560.1400.5050.1550.5570.1700.6120.1860.6710.2030.73230.2210.7970.2400.8650.2600.9360.2811.0110.30

4、31.0900.3251.1720.3491.2570.3741.3460.4001.4390.4271.53640.4541.6360.4831.7400.5131.8480.5441.9600.5772.0760.6102.1960.6442.3200.6802.4480.7172.5800.7552.71750.7942.8580.8282.9820.8693.1300.9123.2830.9553.4401.0003.6011.0463.7671.0943.9371.1424.1121.1924.29261.2434.4761.2964.6651.3504

5、.8581.4055.0571.4615.2601.5195.4681.5785.6801.6385.8981.7006.1211.7636.34871.8286.5811.8946.8181.9617.0612.0307.3092.1007.5612.1727.8192.2458.0832.3208.3512.3968.6252.4738.90482.5529.1892.6339.4782.7159.7742.79810.0742.88310.3812.97010.6923.05811.0103.14811.3323.23911.6613.33211.99593

6、.42612.3353.52212.6803.62013.0313.71913.3883.82013.7513.92214.1204.02614.4944.13214.8754.23915.2614.34815.653104.45916.0524.53916.3394.65216.7474.76717.1604.88317.5805.00218.0055.12118.4375.24318.8755.36619.3195.49219.770115.61820.2265.74720.6895.87721.1586.00921.6336.14322.1156.27922

7、.6036.41623.0986.55523.5996.69624.1076.83924.621126.98425.1417.13025.6687.27826.2027.42826.7427.58027.2897.73427.8427.89028.4038.04728.9698.20629.5438.36830.123138.53130.7118.69631.3058.86331.9059.03132.5139.20233.1289.37533.7499.54934.3789.72635.0139.90435.65610.08536.3051410.26736.9

8、6210.