Perhitungan Produktivitas
1
Matrik Plan Overburden (Jarak Tambang - Disposal + 1000 meter) I. Excavator PC-200 a. Kapasitas Bucket = 0,9 Lcm b. Bucket Faktor = 0,85 c. Cycle Time = 20 detik d. Effisiensi Kerja = 0,78 Kapasitas Produksi = 107,41 Lcm/jam = 88,39514 Bcm/jam Dump Truck a. Kapasitas Vessel = 9 Lcm b. Kapasitas Bucket = 0,9 Lcm c. Bucket Factor = 0,85 Jumlah Pengisian = 11,1 Bucket ≈ 11 Bucket d. Waktu muat = 11 x 20 60 = 3,67 menit
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Transcript of Perhitungan Produktivitas
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Matrik Plan Overburden (Jarak Tambang - Disposal + 1000 meter) I. Excavator PC-200
a.
Kapasitas Bucket = 0,9
Lcm
b.
Bucket Faktor = 0,85
c. Cycle Time = 20
detik
d.
Effisiensi Kerja = 0,78
Kapasitas Produksi = 107,41
Lcm/jam
= 88,39514
Bcm/jam
Dump Truck
a.
Kapasitas Vessel = 9
Lcm
b.
Kapasitas Bucket = 0,9
Lcm
c.
Bucket Factor = 0,85
Jumlah Pengisian = 11,1
Bucket
11
Bucket
d.
Waktu muat = 11 x 20
60
= 3,67 menit
