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PT. BHAKTI ENERGI PERSADA MineScape Training Page 1 of 37 Created by Fajar Herdian Akhzan Minescape Reserving and Scheduling Manual 1. Minescape Open Cut Coal 1.1. Minescape blocking 1.2. Projection solid with batter slope for reserves calculation 1.3. Projection solid 1.4. Reserves calculation 2. Excel or CSV Database 2.1. Create reserves database in Excel or CSV file 2.2. Create polygon database in Excel or CSV file 2.3. Scheduling

Minescape Reserving and Scheduling Manual

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Page 1: Minescape Reserving and Scheduling Manual

PT. BHAKTI ENERGI PERSADA MineScape Training

Page 1 of 37

Created by Fajar Herdian Akhzan

Minescape Reserving and

Scheduling Manual

1. Minescape Open Cut Coal

1.1. Minescape blocking

1.2. Projection solid with batter slope for reserves calculation

1.3. Projection solid

1.4. Reserves calculation

2. Excel or CSV Database

2.1. Create reserves database in Excel or CSV file

2.2. Create polygon database in Excel or CSV file

2.3. Scheduling

Page 2: Minescape Reserving and Scheduling Manual

PT. BHAKTI ENERGI PERSADA MineScape Training

Page 2 of 37

Created by Fajar Herdian Akhzan

Minescape Open Cut Coal

1.1. Minescape blocking

1. Buatlah poligon pit shell (batas-batas pit).

Open write design file blocks.

Create layer untuk rancangan pit baru: Pit00

Klik kanan

Click

Click

Click

Click

Page 3: Minescape Reserving and Scheduling Manual

PT. BHAKTI ENERGI PERSADA MineScape Training

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Created by Fajar Herdian Akhzan

Attach design file subcrop lapisan batubara: subcrp_floor_update, layer SEAM1.

Click

Click

Click

Page 4: Minescape Reserving and Scheduling Manual

PT. BHAKTI ENERGI PERSADA MineScape Training

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Created by Fajar Herdian Akhzan

Untuk latihan, buatlah poligon pit shell pada daerah subcrop seam 1 dengan ukuran

kira-kira 3×2 km.

Click

Page 5: Minescape Reserving and Scheduling Manual

PT. BHAKTI ENERGI PERSADA MineScape Training

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Tekan Ctrl+G untuk memunculkan grid.

Grid akan berguna sebagai alat bantu dalam menentukan ukuran pit shell.

Click

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PT. BHAKTI ENERGI PERSADA MineScape Training

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2. Berikan tag design segment pada pit shell dengan memilih menu Strip Design>Tag Design

Segments…

3. Buat side definition dengan mengklik kanan bagian Side Definition lalu pilih Create,,,.

±2 km

±3 km

Click

Klik kanan

Click

Page 7: Minescape Reserving and Scheduling Manual

PT. BHAKTI ENERGI PERSADA MineScape Training

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Contoh beberapa Side Definition:

Side Definitions:

HW63

Angles

If (label == „coal‟) then

70

else

63

endif

Offset

If range(level, totroof+3, topo-1) then

if range(level,-29.5,-30.5) then

5

elseif range(level,-9.5,-10.5) then

10

elseif range(level, 10.5,9.5) then

5

elseif range(level,30.5,29.5) then

10

elseif range(level,50.5,49.5) then

5

elseif range(level,70.5,69.5) then

10

else

0

endif

else

0

endif

ILLEG_HW

Angles

70

Offset

0

VERTICAL

Angles

90

Offset

0

Page 8: Minescape Reserving and Scheduling Manual

PT. BHAKTI ENERGI PERSADA MineScape Training

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Created by Fajar Herdian Akhzan

Kemudian double click pit shell.

Click

Click

Page 9: Minescape Reserving and Scheduling Manual

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4. Buatlah tiga layer baru, yaitu untuk batter block (BB), batter block intersection

(BB_Intersect) dan solid (BB_Solid).

Lalu buat start line dan end line-nya.

Klik kanan

Click

Click

Click

Click

Page 10: Minescape Reserving and Scheduling Manual

PT. BHAKTI ENERGI PERSADA MineScape Training

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Created by Fajar Herdian Akhzan

5. Buka menu Strip Design>Generate Strips…

Start line

(garis dekat

subcrop)

End line Pit shell

Click

Page 11: Minescape Reserving and Scheduling Manual

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Created by Fajar Herdian Akhzan

6. Buat batter strip dengan cara yang sama tetapi dengan start line parallel terhadap highwall

dan dengan interior strips = vertikal.

Start line

End line Pit shell

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Click

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PT. BHAKTI ENERGI PERSADA MineScape Training

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7. Buatlah perpotongan antar strip dengan block strip dengan memilih menu Strip

Design>Strip Intersection…

Sembunyikan semua layer kecuali layer BB_intersect.

Click

Click

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PT. BHAKTI ENERGI PERSADA MineScape Training

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Click

Click

Click

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PT. BHAKTI ENERGI PERSADA MineScape Training

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Created by Fajar Herdian Akhzan

8. Gabungkan batter block yang berukuran kecil dengan batter block lain yang berada di

dekatnya. Buka Minescape Explorer, User Commands – bbmerge.

Pilih batter block yang pertama.

Double click

Double click

Page 16: Minescape Reserving and Scheduling Manual

PT. BHAKTI ENERGI PERSADA MineScape Training

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Pilih batter block yang ke-dua.

Masukkan nama batter block yang telah dimerger (pilih nama batter block pertama).

Double click

Click

Page 17: Minescape Reserving and Scheduling Manual

PT. BHAKTI ENERGI PERSADA MineScape Training

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Created by Fajar Herdian Akhzan

Hapus batter block ke-dua.

Click + [delete]

Page 18: Minescape Reserving and Scheduling Manual

PT. BHAKTI ENERGI PERSADA MineScape Training

Page 18 of 37

Created by Fajar Herdian Akhzan

1.2. Projection Solid with Batter Slope for Reserves Calculation

1. Buka menu Strip Design>Project Solids…

2. Masukkan nama batter block dalam kolom Block Names.

3. Masukkan nama layer BB_Solid.

4. Buatlah atau sunting pit projection rules dengan meng-klik kanan bagian Pit Projection Rules.

Projection rule harus dibuat sesuai hasil kajian kestabilan lereng.

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PT. BHAKTI ENERGI PERSADA MineScape Training

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Click

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PT. BHAKTI ENERGI PERSADA MineScape Training

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Click

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1.4. Reserves calculation

1. Pilih menu Reserves>Sample>Solids…

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PT. BHAKTI ENERGI PERSADA MineScape Training

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Click

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2. Pilih menu Reserves>Evaluate Samples>Mining Reserves…

Click

Click

Page 24: Minescape Reserving and Scheduling Manual

PT. BHAKTI ENERGI PERSADA MineScape Training

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Created by Fajar Herdian Akhzan

3. Pilih menu Reserves>Accumulate Samples…

4. Pilih menu Reserves>Reformat Samples>Block…

Click

Click

Click

Click

Click

Page 25: Minescape Reserving and Scheduling Manual

PT. BHAKTI ENERGI PERSADA MineScape Training

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Created by Fajar Herdian Akhzan

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PT. BHAKTI ENERGI PERSADA MineScape Training

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Click

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PT. BHAKTI ENERGI PERSADA MineScape Training

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Created by Fajar Herdian Akhzan

Excel or CSV Database

2.1. Create reserves database in Excel or CSV file

1. Ekspor file tab_ressol4 ke dalam format Excel.

1-Click

2-Click

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PT. BHAKTI ENERGI PERSADA MineScape Training

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Created by Fajar Herdian Akhzan

Click

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PT. BHAKTI ENERGI PERSADA MineScape Training

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Created by Fajar Herdian Akhzan

2.2. Create polygon database in Excel or CSV file

1. Buka file xls_ressol4.

2. Buat dua kolom baru, yaitu kolom OB dan COAL.

OB = TOTALVOLUME – GROUP1_VOLUME COAL = TOTALRRMASS

Page 30: Minescape Reserving and Scheduling Manual

PT. BHAKTI ENERGI PERSADA MineScape Training

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Created by Fajar Herdian Akhzan

3. Buat pivot table dari semua data tersebut.

Pilih semua cell (tekan Ctrl+A)

Pilih menu Insert>PivotTabel.

Click

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PT. BHAKTI ENERGI PERSADA MineScape Training

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Created by Fajar Herdian Akhzan

Click

Drag

Drag

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PT. BHAKTI ENERGI PERSADA MineScape Training

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Drag

Drag

“Values”

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Urutkan kolom A mulai dari level yang paling tinggi (misal: P90, P80, P70, …, P00,

M10, M20, dst.).

5. Untuk mempermudah penyuntingan, pivot table harus di-copy ke sheet lain

Pilih semua cell (tekan Ctrl+A)

Page 34: Minescape Reserving and Scheduling Manual

PT. BHAKTI ENERGI PERSADA MineScape Training

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Copy semua cell (tekan Ctrl+C).

Pindah ke sheet baru, lalu pilih Paste>Paste Values.

Page 35: Minescape Reserving and Scheduling Manual

PT. BHAKTI ENERGI PERSADA MineScape Training

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Created by Fajar Herdian Akhzan

Hapus baris-baris yang kosong yang menjadi pemisah antar level (misal antara P90

dengan P80)

Lakukan formatting seperlunya (lihat gambar berikut).

Click

Page 36: Minescape Reserving and Scheduling Manual

PT. BHAKTI ENERGI PERSADA MineScape Training

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Created by Fajar Herdian Akhzan

Lantai batubara (hitam)

Permukaan topografi

(hijau)

Page 37: Minescape Reserving and Scheduling Manual

PT. BHAKTI ENERGI PERSADA MineScape Training

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Created by Fajar Herdian Akhzan

Nama tiap solid menunjukkan lokasi blok penambangan.

2.3. Scheduling

Blok SOL002_xxx

Blok SOL003_xxx

Dan seterusnya…