15994663 design-of-rotary-dryer

Rotary Dryer (RD) Parameter Operasi : Laju alir massa kayu (Fs) = 41754.2 kg/jam 91859.24 lb/jam Massa jenis kayu kering = 33.1 lb/ft3 531.3223345 kg/m3 Diameter partikel kayu (Dp) 20 mm 20000 um Berat gas panas (Fg) = 44503.1501 kg/jam 97906.93022 lb/jam Temperatur gas panas masuk = 1021 oC = 1294.15 K Temperatur gas panas keluar = 91.35483594 oC = 364.50 K Beban panas rotary dryer aktual (Qaktual) = 288710443.5 kJ/hr 273870726.7 Btu/hr True Mean Temperature Difference = 929.65 K Diameter Rotary dryer desain = 1.899745738 m 6.269160936 ft Volume Kayu = 78.58544106 m3 2775.203625 ft3 Rasio Volume RD/Volume kayu = 6 6 Volume Rotary Dryer desain = 471.5126464 m3 16651.22175 ft3 Luas Penampang Rotary dryer = 2.833091587 m2 30.85236739 ft2 Kecepatan alir massa gas = 3173.400893 lb/jam ft2 Beban panas rotary dryer desain (Qdesain) = 273870726.7 Btu/hr Panjang Rotary dryer desain = 166.4304283 m 539.7064525 ft Ditentukan: Jumlah putaran rotary dryer = 4 r/min = 0.08 ft/ft B (konstanta tergantung dg Dp) = 0.035355339 Kecepatan alir massa kayu = 2977.380596 lb/jam ft2 = 71.07748435 +/- 12.20265838 min = 2 = 0.158312145 m = 684757.2898 lb Berat kosong RD plus material = 776616.5298 lb Brake horse power (bhp) dari RD = 169.1177528 bhp 126.8383146 kW Slope (kemiringan) rotary dryer Time of passage Jumlah flight Tinggi flight Estimasi berat kosong RD Create PDF with GO2PDF for free, if you wish to remove this line, click here to buy Virtual PDF Printer

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Beban panas rotary dryer aktual (Qaktual) = 288710443.5 kJ/hr 273870726.7 Btu/hrTrue Mean Temperature Difference = 929.65 KDiameter Rotary dryer desain = 1.899745738 m 6.269160936 ftVolume Kayu = 78.58544106 m3 2775.203625 ft3Rasio Volume RD/Volume kayu = 6 6Volume Rotary Dryer desain = 471.5126464 m3 16651.22175 ft3Luas Penampang Rotary dryer = 2.833091587 m2 30.85236739 ft2Kecepatan alir massa gas = 3173.400893 lb/jam ft2Beban panas rotary dryer desain (Qdesain) = 273870726.7 Btu/hrPanjang Rotary dryer desain = 166.4304283 m 539.7064525 ft

Ditentukan:Jumlah putaran rotary dryer = 4 r/min

= 0.08 ft/ft

B (konstanta tergantung dg Dp) = 0.035355339Kecepatan alir massa kayu = 2977.380596 lb/jam ft2

= 71.07748435 +/- 12.20265838 min= 2= 0.158312145 m= 684757.2898 lb

Berat kosong RD plus material = 776616.5298 lbBrake horse power (bhp) dari RD = 169.1177528 bhp 126.8383146 kW

Slope (kemiringan) rotary dryer

Time of passageJumlah flightTinggi flightEstimasi berat kosong RD

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