液压阀计算问题 好了追加分数某压力控制阀如图所示,当p1=10Mpa时,阀动作.若d1=10mm, d2=20mm, p2=1Mpa, 试求:弹簧的预压力Fs;当弹簧刚度k=10N/mm时的弹簧预压缩量.我做的答案老师打错了 P1*πd1^2=P2*π
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![液压阀计算问题 好了追加分数某压力控制阀如图所示,当p1=10Mpa时,阀动作.若d1=10mm, d2=20mm, p2=1Mpa, 试求:弹簧的预压力Fs;当弹簧刚度k=10N/mm时的弹簧预压缩量.我做的答案老师打错了 P1*πd1^2=P2*π](/uploads/image/z/9908480-56-0.jpg?t=%E6%B6%B2%E5%8E%8B%E9%98%80%E8%AE%A1%E7%AE%97%E9%97%AE%E9%A2%98+%E5%A5%BD%E4%BA%86%E8%BF%BD%E5%8A%A0%E5%88%86%E6%95%B0%E6%9F%90%E5%8E%8B%E5%8A%9B%E6%8E%A7%E5%88%B6%E9%98%80%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E5%BD%93p1%3D10Mpa%E6%97%B6%2C%E9%98%80%E5%8A%A8%E4%BD%9C.%E8%8B%A5d1%3D10mm%2C+d2%3D20mm%2C+p2%3D1Mpa%2C+%E8%AF%95%E6%B1%82%EF%BC%9A%E5%BC%B9%E7%B0%A7%E7%9A%84%E9%A2%84%E5%8E%8B%E5%8A%9BFs%3B%E5%BD%93%E5%BC%B9%E7%B0%A7%E5%88%9A%E5%BA%A6k%3D10N%2Fmm%E6%97%B6%E7%9A%84%E5%BC%B9%E7%B0%A7%E9%A2%84%E5%8E%8B%E7%BC%A9%E9%87%8F.%E6%88%91%E5%81%9A%E7%9A%84%E7%AD%94%E6%A1%88%E8%80%81%E5%B8%88%E6%89%93%E9%94%99%E4%BA%86+P1%2A%CF%80d1%5E2%3DP2%2A%CF%80)
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