Perhitungan Produktivitas

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Transcript of Perhitungan Produktivitas

  • 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