校核计算2D12—90/2-20对称平衡式无油润滑压缩机
附表5 Ⅱ级气缸轴侧气体力计算表
曲柄转角α(°) 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 360 活塞位移 xz=S-xg 膨胀过程 pi=pd(S0/(xz+S0))m 进气过程 pi=ps 压缩过程 pi=ps(S+S0/(xz+S0))m 排气过程 pi=pd 气体力/kN pi=piFzⅡ 280.0 277.4 269.9 257.7 241.4 221.7 199.4 175.4 150.6 125.8 101.9 79.6 59.4 41.7 26.9 15.2 6.80 1.70 0.00 1.70 6.80 15.25 26.95 41.75 59.42 79.64 101.9 125.8 150.6 175.4 199.4 221.7 241.4 257.7 269.9 277.4 280.00 2.2240 2.0751 1.7180 1.3171 0.9752 0.76 0.76 0.76 0.76 0.76 0.76 0.76 0.76 0.76 0.76 0.76 0.76 0.76 0.76 36
0.7600 0.7687 0.7956 0.8425 0.9133 1.0135 1.1518 1.3412 1.6008 1.9590 2.224 2.224 2.224 2.224 2.224 2.224 2.224 2.224 2.224 114.84 116.16 120.21 127.31 137.99 153.13 174.04 202.66 241.88 296.01 336.05 336.05 336.05 336.05 336.05 336.05 336.05 336.05 336.05 313.55 259.59 199.02 147.35 114.84 114.84 114.84 114.84 114.84 114.84 114.84 114.84 114.84 114.84 114.84 114.84 114.84 114.84 东北石油大学本科生课程设计 附表6 气体力合成计算表
曲柄转角α(°) 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 360 Ⅰ级 盖侧pg -355.53 -314.70 -231.14 -156.71 -105.77 -119.34 -119.34 -119.34 -119.34 -119.34 -119.34 -119.34 -119.34 -119.34 -119.34 -119.34 -119.34 -119.34 -119.34 -121.14 -124.12 -129.34 -137.23 -148.45 -164.07 -185.73 -216.02 -259.11 -321.98 -317.14 -317.14 -317.14 -317.14 -317.14 -317.14 -317.14 -317.14 轴侧pz 117.52 118.89 123.12 130.54 141.72 157.63 179.69 210.07 252.03 310.54 350.10 350.10 350.10 350.10 350.10 350.10 350.10 350.10 350.10 322.30 258.19 190.48 136.24 117.52 117.52 117.52 117.52 117.52 117.52 117.52 117.52 117.52 117.52 117.52 117.52 117.52 117.52 合成P -238.01 -195.80 -108.01 -26.18 35.95 38.29 60.35 90.73 132.69 191.20 230.76 230.76 230.76 230.76 230.76 230.76 230.76 230.76 230.76 201.15 134.07 61.14 -0.99 -30.93 -46.55 -68.22 -98.50 -141.59 -204.46 -199.62 -199.62 -199.62 -199.62 -199.62 -199.62 -199.62 -199.62 盖侧pg -350.2133 -316.1328 -242.5354 -171.8736 -119.6772 -119.6772 -119.6772 -119.6772 -119.6772 -119.6772 -119.6772 -119.6772 -119.6772 -119.6772 -119.6772 -119.6772 -119.6772 -119.6772 -119.6772 -120.5939 -123.4091 -128.3266 -135.7172 -146.1728 -160.598 -180.3638 -207.5631 -245.4421 -299.1369 -350.2133 -350.2133 -350.2133 -350.2133 -350.2133 -350.2133 -350.2133 -350.2133 Ⅱ级 轴侧pz 114.836 116.15574 120.21193 127.30788 137.99251 153.13399 174.04195 202.66206 241.88208 296.00771 336.0464 336.0464 336.0464 336.0464 336.0464 336.0464 336.0464 336.0464 336.0464 313.55217 259.5905 199.01834 147.35418 114.836 114.836 114.836 114.836 114.836 114.836 114.836 114.836 114.836 114.836 114.836 114.836 114.836 114.836 合成P -235.38 -199.98 -122.32 -44.57 18.32 33.46 54.36 82.98 122.20 176.33 216.37 216.37 216.37 216.37 216.37 216.37 216.37 216.37 216.37 192.96 136.18 70.69 11.64 -31.34 -45.76 -65.53 -92.73 -130.61 -184.30 -235.38 -235.38 -235.38 -235.38 -235.38 -235.38 -235.38 -235.38 37
校核计算2D12—90/2-20对称平衡式无油润滑压缩机
附表7 往复惯性力计算表
曲柄转角α(°) 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 360 活塞加速度 Ⅰ级往复惯性力 Ⅱ级往复惯性力 a(m/s2) 460.06 449.61 419.00 370.35 307.00 233.12 153.35 72.39 -5.48 -76.68 -138.63 -189.86 -230.03 -259.75 -280.37 -293.68 -301.52 -305.50 -306.70 -305.50 -301.52 -293.68 -280.37 -259.75 -230.03 -189.86 -138.63 -76.68 -5.48 72.39 153.35 233.12 307.00 370.35 419.00 449.61 460.06 IⅠ=msⅠ·a(kN) 139.67 136.50 127.21 112.44 93.21 70.77 46.56 21.98 -1.66 -23.28 -42.09 -57.64 -69.84 -78.86 -85.12 -89.16 -91.54 -92.75 -93.12 -92.75 -91.54 -89.16 -85.12 -78.86 -69.84 -57.64 -42.09 -23.28 -1.66 21.98 46.56 70.77 93.21 112.44 127.21 136.50 139.67 IⅡ=msⅡ·a(kN) 127.68 124.78 116.28 102.78 85.20 64.70 42.56 20.09 -1.52 -21.28 -38.47 -52.69 -63.84 -72.09 -77.81 -81.50 -83.68 -84.79 -85.12 -84.79 -83.68 -81.50 -77.81 -72.09 -63.84 -52.69 -38.47 -21.28 -1.52 20.09 42.56 64.70 85.20 102.78 116.28 124.78 127.68 曲柄转角 α（°） 360 350 340 330 320 310 300 290 280 270 260 250 240 230 220 210 200 190 180 170 160 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 0 38
东北石油大学本科生课程设计 附表8 Ⅰ级气缸切向力计算表
曲柄转角α(°) 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 360 气体力 pⅠ（kN） -238.008 -195.8032 -108.0141 -26.17912 35.953065 38.287352 60.349266 90.730346 132.6925 191.20371 230.7589 230.7589 230.7589 230.7589 230.7589 230.7589 230.7589 230.7589 230.7589 201.15428 134.06595 61.139879 -0.987693 -30.93123 -46.55312 -68.21512 -98.50173 -141.5895 -204.4584 -199.6173 -199.6173 -199.6173 -199.6173 -199.6173 -199.6173 -199.6173 -199.6173 往复惯性力 往复摩擦力 IⅠ(kN) 139.67 136.50 127.21 112.44 93.21 70.77 46.56 21.98 -1.66 -23.28 -42.09 -57.64 -69.84 -78.86 -85.12 -89.16 -91.54 -92.75 -93.12 -92.75 -91.54 -89.16 -85.12 -78.86 -69.84 -57.64 -42.09 -23.28 -1.66 21.98 46.56 70.77 93.21 112.44 127.21 136.50 139.67 活塞力 sin(α+β) cosβ 0.000 0.208 0.406 0.587 0.742 0.866 0.954 1.005 1.020 1.000 0.950 0.874 0.778 0.666 0.543 0.413 0.278 0.139 0.000 -0.139 -0.278 -0.413 -0.543 -0.666 -0.778 -0.874 -0.950 -1.000 -1.020 -1.005 -0.954 -0.866 -0.742 -0.587 -0.406 -0.208 0.000 切向力 TⅠ(kN) 0.00 -11.12 10.17 54.06 100.17 99.46 107.54 119.14 139.55 173.75 184.76 156.44 129.74 105.11 82.32 60.88 40.26 20.05 0.00 -15.93 -10.19 13.98 49.96 77.04 95.09 115.12 139.08 170.69 216.12 184.41 151.57 116.58 83.29 54.60 31.80 14.33 0.00 RSⅠ（kN） P∑Ⅰ（kN） 5.82 5.82 5.82 5.82 5.82 5.82 5.82 5.82 5.82 5.82 5.82 5.82 5.82 5.82 5.82 5.82 5.82 5.82 5.82 5.82 -5.82 -5.82 -5.82 -5.82 -5.82 -5.82 -5.82 -5.82 -5.82 -5.82 -5.82 -5.82 -5.82 -5.82 -5.82 -5.82 -5.82 -92.51 -53.48 25.02 92.08 134.98 114.89 112.73 118.53 136.85 173.75 194.50 178.94 166.75 157.72 151.46 147.42 145.04 143.83 143.47 114.23 36.70 -33.85 -91.93 -115.61 -122.21 -131.68 -146.41 -170.69 -211.95 -183.46 -158.88 -134.67 -112.24 -93.00 -78.23 -68.94 -65.77 39
校核计算2D12—90/2-20对称平衡式无油润滑压缩机
附表9 Ⅱ级气缸切向力计算表
曲柄转角α(°) 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 360 气体力 pⅡ（kN） -235.38 -199.98 -122.32 -44.57 18.32 33.46 54.36 82.98 122.20 176.33 216.37 216.37 216.37 216.37 216.37 216.37 216.37 216.37 216.37 192.96 136.18 70.69 11.64 -31.34 -45.76 -65.53 -92.73 -130.61 -184.30 -235.38 -235.38 -235.38 -235.38 -235.38 -235.38 -235.38 -235.38 往复惯性力 往复摩擦力 IⅡ(kN) 127.68 124.78 116.28 102.78 85.20 64.70 42.56 20.09 -1.52 -21.28 -38.47 -52.69 -63.84 -72.09 -77.81 -81.50 -83.68 -84.79 -85.12 -84.79 -83.68 -81.50 -77.81 -72.09 -63.84 -52.69 -38.47 -21.28 -1.52 20.09 42.56 64.70 85.20 102.78 116.28 124.78 127.68 sin(α+β) cosβ RSⅡ（kN） P∑Ⅱ（kN） 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 5.58 -102.12 -69.62 -0.46 63.80 109.10 103.74 102.51 108.66 126.27 160.63 183.48 169.26 158.11 149.86 144.14 140.45 138.27 137.16 136.83 113.75 58.08 -5.23 -60.59 -97.84 -104.02 -112.64 -125.62 -146.30 -180.24 -209.71 -187.24 -165.10 -144.59 -127.01 -113.51 -105.02 -102.12 0.00 0.21 0.41 0.59 0.74 0.87 0.95 1.01 1.02 1.00 0.95 0.87 0.78 0.67 0.54 0.41 0.28 0.14 0.00 -0.14 -0.28 -0.41 -0.54 -0.67 -0.78 -0.87 -0.95 -1.00 -1.02 -1.01 -0.95 -0.87 -0.74 -0.59 -0.41 -0.21 0.00 活塞力 切向力 TⅡ(kN) 0.00 -14.47 -0.19 37.45 80.96 89.80 97.79 109.21 128.75 160.63 174.29 147.97 123.03 99.87 78.34 58.00 38.38 19.12 0.00 -15.86 -16.12 2.16 32.93 65.20 80.94 98.47 119.33 146.30 183.79 210.78 178.61 142.93 107.30 74.56 46.14 21.83 0.00 40