带传动实验报告.pdf

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1、P2-η(m=2kg)0.80.72170.71960.69820.67880.70.66160.6220.59080.60.55170.50.3780.40.30.20.10.05050051015202530354045P250P2-ε(m=2kg)0.250.21270.20.15坐标轴标题0.10.050.007280.005450.000910.001820.001820.002730.001820.002720.00363005101520253035404550P2-η(m=3kg)0.90.77340.80.74340.75920.76480.7

2、6820.7260.70.66410.60.54380.52310.50.40.30.20.10001020304050607080P290P2-ε(m=3kg)0.350.316410.30.250.20.150.10.050.011820.001820.001820.002720.002720.002730.003640.003630.0054500102030405060708090“带传动性能实验”实验报告班级：学号：姓名：1、实验数据记录表实验数据记录表实验数据记录（2kg）序号p2n1n2T1T2ηε10110010990.990.055.05%0.

3、091%25109910971.690.6437.80%0.182%310109910972.751.5255.17%0.182%415109910973.572.2262.20%0.273%520110010984.332.8766.16%0.182%625110110984.983.3967.88%0.272%730110110975.683.9869.82%0.363%835109910916.854.9872.17%0.728%940110010946.154.4571.96%0.545%104511008666.334.7559.08%21.270%实

4、验数据记录（3kg）序号p2n1n2T1T2ηε10110010980.930.000.00%0.182%210110010982.571.4054.38%0.182%320110210994.222.8166.41%0.272%435110110986.034.3972.60%0.272%545110010977.155.3374.34%0.273%655110010968.156.2175.92%0.364%765110110979.086.9776.48%0.363%8751100109410.027.7476.82%0.545%9801100108710

5、.268.0377.34%1.182%108511007520.036.9152.31%31.641%3.思考题1、带传动的弹性打滑和打滑现象有何区别？它们各自产生的原因是什么？2、带传动的张紧力对传动力有何影响？最佳张紧力的确定与什么因素有关？3、带传动的效率如何测定？试解释传动效率和有效拉力之间的关系？4、带传动的滑动率如何测定？分析滑动率曲线与效率曲线的关系，如何确定有效拉力的最佳值？