活塞式压缩机热力计算书.docx

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1、J产在酒举式带U冷压缩机超力计算书1. 主蕈结构申致的确走木艮环标举 JB95567 牙扃式串I冷月W纣首机整车盘娄攵，于小盘崎弓I俄市I冷压乡首机木羊充TL, 确近各不中机型的名吉构拿绞女口 下委：在不中无几型市U冷可当音无TL的主蕈名吉构拿娄攵畲绒机型工质fell 往C mm)彳丁程(mm)ftuLSfc转速(r pm)GCHn 6 y 40R121OO8041OOOGCHKT6 B6R12685021450GCHy 6门32R12423541OOOGCHLCS B6R12685029002. 计算依据不支员力针算法坦白勺工加本艮据 GB1O87589中型1舌享式中级市U冷庆维机拉木条件不

2、口 GB1O87289刁、型,舌空式单级市U 冷店钿机拉木孕仔石角走，耳中一些计算拿丝白勺法耳乂及热力计算盘照1舌空式串I冷房绝如L、舟仔舟见用，舌垂式;串U冷压的布tiffi 用初1范分货米斗进彳亍，些畲数白勺连取女口下：X工质相对余隙容积C进气压力损失Pso排气压力损失Pdk摩擦压力损失Pmkgf/cm2膨胀过程指数m泄漏系数GCH ji y 40R120. 0350. O6Pso0. 12 Pdk0. 31.000. 98GCHKT B6R120. 030. O6Pso0. 12 Pdk0. 31.000. 98GCH y ”32R120. 040. O6Pso0. 12 Pdk0. 3

3、1.000. 98GCHLC B6R120. 030. O6Pso0. 12 Pdk0. 31.000. 983. 计算工况及各状态点的热物性参数:IgP A4.具体参数见表lo计算结果：详细见表2。L0表1国产化活塞式制冷压缩机热力计算工况表totktltsPo barpk barhi kj/kgh2 kj/kgh5 kj/kgu i m7hGCHJBPY40名义工况73518303. 8608. 477361.87376. 46228.380.04714考核工况54015353.6269. 607360.21378.62233. 520.04986最大功率工况104918444.23311

4、. 194361.21380. 28242. 640.04266最大压差工况-104918442. 19111.914364. 69398. 85242. 640.08700匹配点工况1.54015353. 24159. 607361.04381. 44233. 520.05657GCHKTOB6名义工况73518303. 8608.477361.87376. 46228.380.04714考核工况54015353.6269. 607360.21378. 62233. 520.04986最大功率工况104918444.23311.194361.21380. 28242. 640.04266最大

5、压差工况-104918442. 19111.914364.69398. 85242. 640.08700GCHYOJI32名义工况-74318382.43610.335364.19393.21236.510.07769中温考核工况-153015251.8267. 449363. 36391. 72233. 570.10396最大功率工况06018553. 08615. 259363. 20394. 37254. 250.06034最大压差工况-20605551.50915. 259357. 89404. 49254. 250.12175低温考核工况-23435381.34110. 335358

6、. 06399. 35263. 510. 13757最大功率工况-106018552. 19115. 259364. 69404. 32254. 250.08700最大压差工况-30505451.00412. 193358.72411. 12243. 800. 18603GCHLC0B6名义工况-73518302. 4368.477364.36389. 06228. 510.07777中温考核工况-153015251.8267. 449363. 36391. 72233. 570.10396最大功率工况03518303.0868.477363. 20382. 43228. 550.06034最

7、大压差工况-20495441.50911.914357. 89399. 18242. 640.12175低温考核工况-23355301.3418.477358. 06395. 03228. 550. 13757最大功率工况-104918442. 19111.914364. 69398. 85242. 640.08700最大压差工况-30495441.00411.914358.7241.029242. 640.18603国产化活塞式制冷压缩机热力计算表工况参数计GCHJUDY40GCHKTe B6GCHY 中 JI32GCHLCOB6名义工况考核工况大率况最功工最大压差工况匹配点工况名义工况考核

8、工况大率况最功工最大压差工况名义工况中温工况低温工况名义工况中温工况低温工况考核工况最大功率工况最大压差工况考核工况最大功率工况最大压差工况考核工况大率况一最功工最大压差工况考核工况大率况最功工最大压差工况单位制冷量Qo-hi-hbkj/kg133.5127118.6122. 1128133.5127118.6122. 1127.7130109.0103.694.6110.4114.9135.9130134.7115.3130122. 1116. 1单位绝热理论功率w-h2 - hikj/kg14. 5918.419. 0734. 1620.414.5918.419. 0734. 1629.

9、0228.431. 1746.641.339. 6352.424.728.419. 2341.2937.034. 1651.57理论容积排量Vh=HD2sNiX60/4m4/h15115115115115131.631.631.631.611.611.611.611.611.611.611.619.619.619.619.619.619.619.6容积系数A V=1C (Pk+Pdk)/PT0. 950. 930. 920. 820. 920. 960. 940. 940. 850. 850. 860. 820. 590. 690. 730. 500.910. 890. 940. 760. 8

10、20. 850. 63压力系数Xp=l-(l+c)A P-J入甲叩0. 930. 930. 930. 920. 940. 930. 930. 930. 930. 930. 930. 920. 890.910.910. 870. 930. 930. 930. 920. 920. 930. 90温度系数入kT/I k0. 9090. 890. 8790.8170. 880. 9090. 890. 8790.8170. 8420. 850. 820. 760. 790. 790. 7520. 8630.850. 8860. 7860.81().8170. 755泄露系数人产0. 970. 990.

11、980. 980. 980.980. 980.980. 980. 980. 980. 980. 980. 980. 980. 980. 980. 980. 980. 980. 980.980. 980. 980. 98输气系数X - X p X y0. 790. 760. 740.610. 740. 7970. 7650. 7520. 6290. 650. 660. 6070. 390. 490.5150. 320. 7200. 690. 7600. 540. 600. 630. 42压比 =Pk/Po2. 1962. 652.8155. 4382. 962. 1962. 652.8155. 4384. 2434.084. 94510. 17.716. 96412. 143. 484. 082. 7477. 8956. 325. 43811.87实际输气量Ga= X Vh/ u IKg/h25272288262610541962534. 1484. 9557.3228.397. 3274.2117.23