滚动转子压缩机的设计

1、一、 设计条件设计题目：设计一台家用空调全封闭滚动转子式制冷压缩机要求：热力计算和动力计算(转子受力分析)，做出结构简图设计条件：汽缸直径D（mm）：54 相对气缸长度： 0.8相对偏心距： 0.09滑片厚度b2e相对余隙容积c：1.2吸气孔口前边缘角：3035转速n：2980r/min制冷剂： R410a：计算四种工况： 标准工况；T05C；T115 C； Tk55 C；T450 C； 最大压差工况；T05C；T115 C； Tk50C；T445 C； 最大轴功率工况；T05C；T115 C； Tk45 C；T440 C；设计工况：T07.2C；T118.3 C； Tk54.4 C；T446

2、C；二、 滚动转子示意图转子轴向长度L=D*=54*0.8=43.2mm偏心距e=R*=0.5D*=0.5*54*0.09=2.43mm转子的半径r=R-e=0.5*54-2.43=24.57mm滑片厚度b取2e，则b=2e=2*2.43=4.86mm吸气孔口前边缘角：32吸气后边缘角：22排气后边缘角：32排气前边缘角：22三、 热力计算1. 四种工况的温度表，如下T0（）T1（）Tk（）T4（）标准工况5155550最大压差工况-5155045最大轴功率工况-5154540设计工况7.218.354.446各种工况循环的p-h图：2. 热力计算，如下表：R410a标准工况最大压差工况最大轴

3、功率工况设计工况0.9320.6800.6800.9963.3963.0332.7013.351压力比3.6444.4603.9723.3640.0300.0440.0440.0290.0090.0110.0120.009435.51439.52439.52437.41473.48486.55482.75473.10292.19280.72270.02282.96等熵指数=1.16由r410a的性质经计算求得1.161.161.161.16压缩多变指数1.0741.0781.0621.036工质单位质量制冷量143.32158.80169.50154.45单位等熵压缩功37.9747.0343

4、.2335.69理论容积输气量3.043.043.043.04容积系数0.970.97 0.970.98压力系数 （通常认为近似等于1） 1 1 1 1温度系数（通常，当压力比=28时，=0.950.82，压力比高时取下限）0.900.900.900.90泄漏系数（转速为3000r/min时，约为0.820.92范围）0.880.880.880.88回流系数（一般近似取1）1111容积效率0.770.770.770.78实际质量输气量78.0353.2053.2080.72制冷量3.1062.3472.5053.463等熵压缩功率0.8230.6950.6390.800其中4.0084.906

5、4.3693.701指示效率0.770.780.780.78指示功率1.070.890.821.03机械效率（=0.400.85）0.80.80.80.8电动机效率（小冰箱0.65，商用制冷机）0.70.70.70.7电效率0.600.50 0.46 0.58电功率1.371.391.391.38性能系数（相对功率） 2.271.691.802.51四、 转子受力分析1）压缩过程中基元容积内的气体压力2）作用于滚动转子上的气体力合力3）作用于滚动转子上的阻力矩 旋转力矩 摩擦力矩五、 气体合力及阻力矩随转角的变化曲线标准工况PFgMgMfM00.932000.8572570.85725750.

6、93200.0000000000 0.8572570.857257100.93200.0000000000 0.8572570.857257150.93200.0000000000 0.8572570.857257200.93200.0000000000 0.8572570.857257250.93200.0000000000 0.8572570.857257300.93200.0000000000 0.8572570.857257350.9335711.0895260.0008647913 0.8572570.858122400.9368363.8056160.0034279911 0.85

7、72570.860685450.9409987.9025950.0079449696 0.8572570.865202500.94615813.694710.0151634763 0.8572570.87242550.95241721.514080.0259503830 0.8572570.883207600.95987631.707350.0412832347 0.8572570.89854650.96863844.632860.0622390475 0.8572570.919496700.97880860.658490.0899812165 0.8572570.947238750.9904

8、9480.160290.1257454120 0.8572570.983002801.003812103.52180.1708253160 0.8572571.028082851.018884131.13410.2265589890 0.8572571.083816901.035839163.3970.2943165699 0.8572571.151573951.054821200.72050.3754899090 0.8572571.2327471001.075985243.52770.4714846149 0.8572571.3287411051.099502292.25810.58371

9、48711 0.8572571.4409721101.125563347.37190.7136012583 0.8572571.5708581151.154379409.35580.8625716969 0.8572571.7198281201.18619478.72861.0320655177 0.8572571.8893221251.221265556.04911.2235405721 0.8572572.0807971301.259906641.92411.4384832203 0.8572572.295741351.302462737.01861.6784209768 0.857257

10、2.5356781401.349325842.06651.9449375635 0.8572572.8021941451.400948957.88322.2396901133 0.8572573.0969471501.4578491085.3812.5644282917 0.8572573.4216851551.5206271225.5842.9210151534 0.8572573.7782721601.5899721379.6513.3114496358 0.8572574.1687061651.6666881548.8923.7378907052 0.8572574.5951471701

11、.7517111734.8034.2026833226 0.8572575.059941751.8461361939.0894.7083865807 0.8572575.5656431801.9512472163.7065.2578045928 0.8572576.1150611852.0685612410.9045.8540209859 0.8572576.7112781902.1998772683.2816.5004381798 0.8572577.3576951952.3473332983.8487.2008230294 0.8572578.058082002.5134943316.11

12、27.9593608901 0.8572578.8166182052.7014423684.1698.7807207571 0.8572579.6379772102.914914092.8349.6701348744 0.85725710.527392153.1584494547.79410.6334971535 0.85725711.490752203.3964971.78811.4834377327 0.85725712.340692253.3964902.02811.1634442864 0.85725712.02072303.3964823.63510.8092497462 0.857

13、25711.666512353.3964736.51110.4223069085 0.85725711.279562403.3964640.56910.0043555674 0.85725710.861612453.3964535.7349.5574458885 0.85725710.41472503.3964421.9549.0839571624 0.8572579.9412142553.3964299.1998.5866107482 0.8572579.4438672603.3964167.4698.0684761670 0.8572578.9257332653.3964026.7977.

14、5329694835 0.8572578.3902262703.3963877.2516.9838433280 0.8572577.84112753.3963718.9386.4251681480 0.8572577.2824252803.3963552.0075.8613045331 0.8572576.7185612853.3963376.6515.2968667247 0.8572576.1541232903.3963193.1084.7366776877 0.8572575.5939342953.3963001.664.1857163843 0.8572575.0429733003.3

15、962802.6383.6490581389 0.8572574.5063153053.3962596.4163.1318092066 0.8572573.9890663103.3962383.4132.6390368604 0.8572573.4962943153.3962164.0922.1756964701 0.8572573.0329533203.3961938.9571.7465571738 0.8572572.6038143253.3961708.5471.3561278183 0.8572572.2133853303.3961473.4411.0085848817 0.85725

16、71.8658423353.3961234.2480.7077040717 0.8572571.5649613403.396991.60430.4567972350 0.8572571.3140543453.396746.17040.2586561001 0.8572571.1159133503.396498.62680.1155042262 0.8572570.9727613553.396249.66830.0289583377 0.8572570.8862153603.39600.0000000000 0.8572570.857257最大压差工况PFgMgMfM00.68000.71304

17、50.71304550.6800.0000000000 0.7130450.713045100.6800.0000000000 0.7130450.713045150.6800.0000000000 0.7130450.713045200.6800.0000000000 0.7130450.713045250.6800.0000000000 0.7130450.713045300.6800.0000000000 0.7130450.713045350.6811510.7978960.0006333156 0.7130450.713679400.6835422.7869980.002510448

18、7 0.7130450.715556450.6865895.787420.0058184526 0.7130450.718864500.69036810.029340.0111049979 0.7130450.72415550.69495315.756070.0190050423 0.7130450.73205600.70041623.221560.0302346643 0.7130450.74328650.70683332.688390.0455828843 0.7130450.758628700.71428244.426190.0659021062 0.7130450.778947750.

19、72284258.71060.0920978215 0.7130450.805143800.73259875.822830.1251181999 0.7130450.838164850.74363896.049770.1659441449 0.7130450.878989900.75606119.68470.2155803291 0.7130450.928626950.769967147.02850.2750476483 0.7130450.9880931000.785473178.39180.3453774467 0.7130451.0584231050.802706214.09740.42

20、76077754 0.7130451.1406531100.821803254.48350.5227818567 0.7130451.2358271150.842922299.90770.6319488402 0.7130451.3449941200.866238350.75170.7561668572 0.7130451.4692121250.891949407.42630.8965083117 0.7130451.6095541300.920278470.37821.0540672916 0.7130451.7671131350.951479540.09691.2299689411 0.7

21、130451.9430141400.985844617.12271.4253806144 0.7130452.1384261451.023704702.05651.6415246292 0.7130452.354571501.065441795.571.8796924496 0.7130452.5927381551.111495898.41872.1412601746 0.7130452.8543051601.1623751011.4562.4277052632 0.7130453.1407511651.2186741135.6492.7406245177 0.7130453.45367170

22、1.281081272.13.0817534546 0.7130453.7947991751.3503991422.0693.4529873327 0.7130454.1660331801.4275791586.9983.8564042772 0.7130454.569451851.5137391768.5494.2942911397 0.7130455.0073361901.6102021968.6414.7691729818 0.7130455.4822181951.7185492189.55.2838473633 0.7130455.9968932001.8406682433.7155.

23、8414249770 0.7130456.554472051.9788362704.3186.4453786151 0.7130457.1584242102.135813004.877.0996030113 0.7130457.8126482152.3149473339.5787.8084888089 0.7130458.5215342202.5203693713.4448.5770148273 0.7130459.290062252.757174132.4459.4108640081 0.71304510.123912303.0316924603.77610.3165700462 0.713

24、04511.029622353.0334523.1389.9527955178 0.71304510.665842403.0334431.5179.5536723417 0.71304510.266722453.0334331.4059.1268953635 0.7130459.8399412503.0334222.7518.6747366896 0.7130459.3877822553.0334105.5268.1997950855 0.7130458.912842603.0333979.737.7050017942 0.7130458.4180472653.0333845.3957.193

25、6189913 0.7130457.9066642703.0333702.5866.6692302560 0.7130457.3822762753.0333551.4046.1357226673 0.7130456.8487682803.0333391.9945.5972603759 0.7130456.3103062853.0333224.5375.0582497578 0.7130455.7712952903.0333049.2624.5232965094 0.7130455.2363422953.0332866.443.9971552972 0.7130454.7102013003.03

26、32676.3833.4846728088 0.7130454.1977183053.0332479.4512.9907252691 0.7130453.7037713103.0332276.0442.5201516771 0.7130453.2331973153.0332066.6032.0776841697 0.7130452.7907293203.0331851.6091.6678770413 0.7130452.3809223253.0331631.5791.2950360213 0.7130452.0080813303.0331407.0650.9631494426 0.713045

27、1.6761953353.0331178.6470.6758229224 0.7130451.3888683403.033946.93380.4362191128 0.7130451.1492643453.033712.55640.2470039787 0.7130450.9600493503.033476.16430.1103009108 0.7130450.8233463553.033238.42110.0276538022 0.7130450.7406993603.03300.0000000000 0.7130450.713045最大轴功率工况PFgMgMfM00.68000.65696

28、30.65696350.6800.0000000000 0.6569630.656963100.6800.0000000000 0.6569630.656963150.6800.0000000000 0.6569630.656963200.6800.0000000000 0.6569630.656963250.6800.0000000000 0.6569630.656963300.6800.0000000000 0.6569630.656963350.6811340.7860440.0006239079 0.6569630.657587400.6834892.7455260.002473092

29、5 0.6569630.659436450.6864915.7011130.0057316825 0.6569630.662695500.6902139.8793710.0109389426 0.6569630.667902550.69472815.51970.0187199309 0.6569630.675683600.70010822.871850.0297793422 0.6569630.686742650.70642732.193910.0448933511 0.6569630.701856700.71376143.75070.0649000811 0.6569630.72186375

30、0.72218757.812710.0906893327 0.6569630.747652800.73178874.655650.1231921857 0.6569630.780155850.74265194.560440.1633710463 0.6569630.820334900.754871117.81390.2122106474 0.6569630.869174950.768548144.710.2707104333 0.6569630.9276741000.783794175.55160.3398786753 0.6569630.9968421050.800732210.65310.

31、4207285736 0.6569631.0776921100.819496250.34320.5142765126 0.6569631.171241150.84024294.96920.6215425490 0.6569631.2785061200.863132344.90070.7435531323 0.6569631.4005161250.888364400.53560.8813459909 0.6569631.5383091300.916154462.30551.0359770569 0.6569631.692941350.946747530.68251.2085292634 0.65

32、69631.8654921400.980424606.18741.4001230245 0.6569632.0570861451.017507689.39851.6119282009 0.6569632.2688911501.058363780.96171.8451773693 0.6569632.502141551.103418881.60222.1011802484 0.6569632.7581431601.153163992.13832.3813391928 0.6569633.0383021651.2081671113.4972.6871657444 0.6569633.3441291

33、701.2690931246.7333.0202983346 0.6569633.6772611751.3367181393.0483.3825213614 0.6569634.0394841801.4119511553.8213.7757860201 0.6569634.4327491851.4958661730.6364.2022334554 0.6569634.8591971901.5897321925.3194.6642210285 0.6569635.3211841951.6950622139.9845.1643527598 0.6569635.8213162001.81366323

34、77.0915.7055153390 0.6569636.3624782051.9477112639.5126.2909214896 0.6569636.9478852102.0998352930.6166.9241629795 0.6569637.5811262152.2732363254.3787.6092761974 0.6569638.2662392202.4718353615.5148.3508240336 0.6569639.0077872252.7004744019.6529.1539988749 0.6569639.8109622302.7013956.3998.8658659

35、647 0.6569639.5228292352.7013884.9398.5484911778 0.6569639.2054542402.7013806.2468.2056828740 0.6569638.8626462452.7013720.2597.8391226220 0.6569638.4960862502.7013626.9357.4507619420 0.6569638.1077252552.7013526.2517.0428329230 0.6569637.6997962602.7013418.2046.6178532198 0.6569637.2748162652.70133

36、02.8246.1786247265 0.6569636.8355882702.7013180.1645.7282253920 0.6569636.3851882752.7013050.3145.2699938421 0.6569635.9269572802.7012913.3954.8075066807 0.6569635.464472852.7012769.5664.3445485595 0.6569635.0015122902.7012619.0223.8850753274 0.6569634.5420382952.7012461.9953.4331707844 0.6569634.09

37、01343002.7012298.7552.9929977673 0.6569633.6499613052.7012129.6092.5687444832 0.6569633.2257083102.7011954.9022.1645671651 0.6569632.821533152.7011775.0131.7845302622 0.6569632.4414933202.7011590.3541.4325454741 0.6569632.0895093252.7011401.3691.1123110068 0.6569631.7692743302.7011208.5330.827252453

38、7 0.6569631.4842163352.7011012.3440.5804666919 0.6569631.237433402.701813.32480.3746701347 0.6569631.0316333452.701612.01720.2121525886 0.6569630.8691163502.701408.97920.0947378414 0.6569630.7517013552.701204.78070.0237519483 0.6569630.6807153602.70100.0000000000 0.6569630.656963设计工况PFgMgMfM00.99600

39、0.825210.8252150.99600.0000000000 0.825210.82521100.99600.0000000000 0.825210.82521150.99600.0000000000 0.825210.82521200.99600.0000000000 0.825210.82521250.99600.0000000000 0.825210.82521300.99600.0000000000 0.825210.82521350.997621.1231130.0008914506 0.825210.826101401.0009853.9226910.0035334487 0

40、.825210.828743451.0052748.1450680.0081887423 0.825210.833398501.01059114.113520.0156272140 0.825210.840837551.01703922.169430.0267408735 0.825210.851951601.02472132.668660.0425348685 0.825210.867745651.03374345.978570.0641156017 0.825210.889325701.0442162.475680.0926768472 0.825210.917887751.0562348

41、2.544060.1294847761 0.825210.954695801.06993106.57450.1758627701 0.825211.001073851.085421134.96460.2331768426 0.825211.058387901.10284168.11920.3028223927 0.825211.128032951.122328206.45260.3862129095 0.825211.2114231001.144042250.39040.4847711180 0.825211.3099811051.168153300.37320.5999229271 0.82

42、5211.4251331101.19485356.8610.7330944106 0.825211.5583041151.224345420.33760.8857119235 0.825211.7109221201.256875491.31751.0592053410 0.825211.8844151251.292705570.35261.2550143028 0.825212.0802241301.332139658.041.4745972652 0.825212.2998071351.375516755.0321.7194430961 0.825212.5446531401.4232278

43、62.04611.9910849125 0.825212.8162951451.475715979.87732.2911158455 0.825213.1163261501.5334921109.4122.6212064341 0.825213.4464161551.5971421251.6432.9831233932 0.825213.8083331601.6673441407.693.3787495729 0.825214.2039591651.7448821578.8163.8101050347 0.825214.6353151701.8306691766.4584.2793693032

44、 0.825215.1045791751.9257681972.2494.7889050210 0.825215.6141151802.0314292198.0595.3412834406 0.825216.1664931852.149122446.035.9393124279 0.825216.7645221902.2805782718.6276.5860679407 0.825217.4112781952.4278653018.77.2849302869 0.825218.110142002.5934423349.5538.0396268749 0.825218.8648372052.7802653715.0348.8542836657 0.825219.6794932102.9919014119.6489.7334881451 0.82521