燃料电池的极化曲线:注:横坐标为电流I(mA),纵坐标为电压U(V)燃料电池的输出功率随输出电压的变化曲线:注:横坐标为电压U(V),纵坐标为功率P(mW)太阳能电池的伏安特性曲线:注:横坐标为电流I(mA)纵坐标为U(V)太阳能电池输出功率随输出电压的变化曲线:注:横坐标为电压U(V)纵坐标为电功率P(mW)电解池特性测量:电解电流:0.3A输入电流I(A)输入电压(V)时间t(秒)电量It(库仑)氢气产生量(升)氢气产生量0.21.9870140.0020.00160.32.055517.40.0020.019燃料电池输出特性测量:输出电压U(V)0.900.850.800.750.70输出电流I(mA)04.920.970.9176.8282功率P=U*I(mW)04.4117.65056.72132.6197.4太阳能电池输出特性曲线:输出电压U(V)0.030.741.442.132.813.063.123.163.183.203.213.22输出电流I(mA)343345343347343301257222196175158144功率P=U*I(mW)10.3255.3493.8739.1963.83921.1801.0701.5623.3550507.2463.7输出电压U(V)3.233.243.243.243.253.253.263.263.263.263.273.273.27输出电流I(mA)133123114106918071645853494643功率P=U*I(mW)429.5398.5369.4343.4295.8260228.2208.6189.1178.8160.2150.4140