常见单位自动换算(风量、能量、压力、功率等)

单位换算,,,,,,,,,

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,,输入数值,,,,,不可修改,,

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压力Pressure,,,,,,,,,

,,mbar,Pa,atm,lb/in2,kg/cm2,inHg,mmHg,mmAq(kgf/m2)

1,mbar,1,100,0.0009869,0.0145,0.00102,0.02953,0.750062,10.197

1,Pa,0.01,1,0.000009869,0.000145,0.0000102,0.0002953,0.00750062,0.10197

1,atm,1013.25,101325,0.999976425,14.692125,1.033515,29.9212725,760.0003215,10332.11025

1,lb/in2,68.95,6895,0.068046755,0.999775,0.070329,2.0360935,51.7167749,703.08315

1,kg/cm2,980.7,98070,0.96785283,14.22015,1.000314,28.960071,735.5858034,10000.1979

1,inHg,33.86,3386,0.033416434,0.49097,0.0345372,0.9998858,25.39709932,345.27042

1,mmHg,1.334,133.4,0.001316525,0.019343,0.00136068,0.03939302,1.000582708,13.602798

1,mmAq(kgf/m2),0.09807,9.807,9.67853E-05,0.001422015,0.000100031,0.002896007,0.07355858,1.00001979

风量Capacity,,,,,,,,,

,,m3/min,m3/hr,l/min,ft3/min(cfm),,,,

1,m3/min,1,60,1000,35.31,,,,

1800,m3/hr,30.006,1800.36,30006,1059.51186,,,,

1,l/min,0.001,0.06,1,0.03531,,,,

1,ft3/min(cfm),0.02832,1.6992,28.32,1.0,,,,

能量,,,,,,,,,

,,J,Cal,Kwh,BTU,,,,

1,J,1,0.238845896,2.77778E-07,0.000947777,,,,

1,Cal,4.1868,0.999999997,0.000001163,0.003968155,,,,

1,Kwh,3600000,859845.2256,1,3411.998856,,,,

1,BTU,1055.1,252.0063049,0.000293083,1.0,,,,

功率Power,,,,,,,,,

,,kg-m/sec,KW,HP,PS,,,,

1,kg-m/sec,1,0.01,0.01315,0.01333,,,,

1,KW,101.97,1.0197,1.3409055,1.3592601,,,,

1,HP,76.038,0.76038,1.00,1.01358654,,,,

1,PS,75,0.75,0.98625,1.000,,,,

冷量,,,,,,,,,

,,kcal/h,W,KW,USRT,,,,

300000,kcal/h,300000,348900,348.9,99.20640561,,,,

1,W,0.8598452,0.999999968,0.001,0.000284341,,,,

100,KW,85984.52,99999.99676,99.99999676,28.43405056,,,,

200,USRT,604799.656,703381.9999,703.3819999,200,,,,

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速度,,,,,,,,,

,,m/s,m/min,m/hr,ft/min(fpm),ft/s(fps),,,

1,m/s,1,60,3600,196.0784314,3.280839895,,,

0.154,m/min,0.002566667,0.154,9.24,0.503267974,0.008420822,,,

9,m/hr,0.0025,0.15,9,0.490196078,0.0082021,,,

1,ft/min(fpm),0.0051,0.306,18.36,1,0.016732283,,,

1,ft/s(fps),0.3048,18.288,1097.28,59.76470588,1,,,

长度L,,,,,,,,,

,,m,cm,mm,英寸(in),英尺(ft),公尺,微米(μm),

0.154,m,0.154,15.4,154,6.06298,0.505274,0.5082,154000,

1,cm,0.01,1,10,0.3937,0.03281,0.033,10000,

92300,mm,92.3,9230,92300,3633.851,302.8363,304.59,92300000,

1,英寸(in),0.0254,2.54,25.4,1,0.0833374,0.08382,25400,

1,英尺(ft),0.3048,30.48,304.8,11.999976,1,1.00584,304800,

1,公尺,0.303,30.3,303,11.92911,0.994143,1,303000,

1,微米(μm),0.000001,0.0001,0.001,0.00003937,0.000003281,0.0000033,1,

面积A,,,,,,,,,

,,m2,cm2,in2,ft2,亩,坪,,

1,m2,1,10000,1550,10.76,0.0002471,0.303,,

1,cm2,0.0001,1,0.155,0.001076,2.471E-08,0.0000303,,

1,in2,0.0006452,6.452,1.00006,0.006942352,1.59429E-07,0.000195496,,

1,ft2,0.0929,929,143.995,0.999604,2.29556E-05,0.0281487,,

1,亩,4047,40470000,6272850,43545.72,1.0000137,1226.241,,

1,坪,3.306,33060,5124.3,35.57256,0.000816913,1.001718,,

体积,,,,,,,,,

,,m3(KL),L(dm3),ft3,gal(美加仑）,,,,

1,m3,1,1000,35.31,264.2,,,,

1,L(dm3),0.001,1,0.03531,0.2642,,,,

1,ft3,0.02832,28.32,1.0000,7.482144,,,,

1,gal(加仑）,0.003785,3.785,0.13364835,1.0000,,,,

质量及力,,,,,,,,,

,,kg,lb,Ton（吨）,N(牛),,,,

0.007,kg,0.007,0.015435,0.000007,0.0686,,,,

1,lb,0.4536,1.000,0.0004536,4.44528,,,,

1,Ton（吨）,1000,2205,1,9800,,,,

2,N(牛),0.204081633,0.45,0.000204082,2,,,,

浓度,,,,,,,,,

,,g/cc(g/cm3),kg/m3,lb/ft3,lb/u.s.gal,g/m3,grain/ft3,,

1,g/cc(g/cm3),1,1000,62.42,8.345,1000000,436900,,

1,kg/m3,0.001,1,0.06242,0.008345,1000,436.9,,

1,lb/ft3,0.01602,16.02,1.0000,0.1336869,16020,6999.138,,

1,lb/u.s.gal,0.1198,119.8,7.477916,1.000,119800,52340.62,,

1,g/m3,0.000001,0.001,0.00006242,0.000008345,1,0.4369,,

1,grain/ft3,0.000002289,0.002289,0.000142879,1.91017E-05,2.289,1.000,,

黏度,,,,,,,,,

,,poise(g/cm-sec),cp(百分泊),kg/m-sec,kg/m-hr,lb/ft-sec,,,

1,poise(g/cm-sec),1,100,0.1,360,0.0672,,,

1,cp(百分泊),0.01,1,0.001,3.6,0.000672,,,

1,kg/m-sec,10,1000,1,3600,0.672,,,

1,kg/m-hr,0.002778,0.2778,0.0002778,1.000,0.000186682,,,

1,lb/ft-sec,14.88,1488,1.488,5356.8,1.000,,,

温度,,,,,,,,,

,,热力学温度K,摄氏度0C,华氏0F,,,,,

0,热力学温度K,0,-273.15,-459.67,,,,,

27,摄氏度0C,300.15,27,80.6,,,,,

27,华氏0F,-275.9277778,-2.78,27,,,,,

同步电动机转数公式,,,,,,,,,

f,50,HZ,,,,,,,

P,4,极,,,,,,,

n,1500,rpm,,,,,,,

2P,2950,rpm,,,,,,,

4P,1430,rpm,,,,,,,

6P,860,rpm,,,,,,,

8P,650,rpm,,,,,,,

,表面积及体积计算,,,,,,,,

直径d(m),0.1,高度h(m),0.04,边长a(m),1,,,,

圆柱,表面积S,,m2,0.028