Balance Remol Conc. RoScv & Conc. Cl Scv_Dic 2010

CORECCION POR LAGRANGE

DATOS ORIGINALES

Malla Abertura Alimento Finos Gruesos(um) di ei fi (fi-ei)(ei-di) (fi-ei)^2 BETA

1 0.26 0.034 0.30 -0.06 0.07 0.867 2 2.08 0.240 2.94 -4.95 7.29 0.680 3 5.85 0.918 8.16 -35.75 52.46 0.681 4 19.03 5.217 25.42 -278.99 408.20 0.683 5 12.43 4.998 15.58 -78.65 111.98 0.702 6 6.09 3.187 7.06 -11.24 14.99 0.750 7 7.70 4.82 7.43 -7.49 6.78 1.104 8 15.09 14.02 16.47 -2.64 6.03 0.438 9 31.47 66.57 16.65 -1751.95 2492.23 0.703

10111213141516171819

SUMATORIA 100.00 100.00 100.00 -2171.719767 3100.024152

BETA : 0.7005 Proporcin al underflow 0.7005

Por solidos (Over real)DATOS CORREGIDOS

Malla Abertura Alimento Finos Gruesos CORRECCIONES(um) di ei fi Errores Ddi Dei Dfi BETA

1 0.23 0.04 0.32 -0.04 0.03 -0.01 -0.02 0.701 2 2.11 0.23 2.91 0.06 -0.04 0.01 0.02 0.701 3 5.94 0.89 8.10 0.14 -0.09 0.03 0.06 0.701 4 19.24 5.15 25.27 0.35 -0.22 0.07 0.15 0.701 5 12.42 5.00 15.59 -0.02 0.01 0.00 -0.01 0.701 6 5.97 3.22 7.14 -0.19 0.12 -0.04 -0.08 0.701 7 7.03 5.02 7.89 -1.05 0.66 -0.20 -0.47 0.701 8 15.50 13.89 16.19 0.64 -0.41 0.12 0.29 0.701 9 31.55 66.55 16.59 0.12 -0.08 0.02 0.05 0.701

10 0.00 0.00 0.00 0.00 0.00 0.00 0.00 #DIV/0!11 0.00 0.00 0.00 0.00 0.00 0.00 0.00 #DIV/0!12 0.00 0.00 0.00 0.00 0.00 0.00 0.00 #DIV/0!13 0.00 0.00 0.00 0.00 0.00 0.00 0.00 #DIV/0!14 0.00 0.00 0.00 0.00 0.00 0.00 0.00 #DIV/0!15 0.00 0.00 0.00 0.00 0.00 0.00 0.00 #DIV/0!16 0.00 0.00 0.00 0.00 0.00 0.00 0.00 #DIV/0!17 0.00 0.00 0.00 0.00 0.00 0.00 0.00 #DIV/0!18 0.00 0.00 0.00 0.00 0.00 0.00 0.00 #DIV/0!19 0.00 0.00 0.00 0.00 0.00 0.00 0.00 #DIV/0!

SUMATORIA 100.00 100.00 100.00

Sociedad Minera Cerro Verde S. A. A.Metalurgia Concentradora

BALANCE DE MASA CIRCUITO DE REMOLIENDA (CONC. RO SCV & CONC. CLEANER SCV)

Fecha 17 de Diciembre 2010

Comentarios Operando VTM 503 y VTM 504

Alimt. Fresco (Conc. Ro Scv & Conc. 190 TM/h Alimentacin Ciclones 1450 TM/hUnderflow ciclones 1260 TM/h

Alimentacin VTM 504 611 TM/h Overflow Ciclones 190 TM/hAlimentacin VTM 503 649 TM/h

Gravedad Especifica del Mineral 3.0

% Pesos, % Slidos ajustados en JK Simmet

N Malla Abert. Alimtc. Fresca Alimtc. VTM 503 Alimtc. VTM 504um TM/h %Peso % Ret. % Pas. TM/h %Peso % Ret. % Pas. TM/h %Peso % Ret. % Pas.

1 30 595 0.0 0.0 0.0 100.0 0.0 0.0 0.0 100.0 0.0 0.0 0.0 100.02 50 297 1.1 0.6 0.6 99.4 2.0 0.3 0.3 99.7 1.9 0.3 0.3 99.73 70 210 7.7 4.0 4.6 95.4 22.5 3.5 3.8 96.2 21.2 3.5 3.8 96.24 100 149 11.0 5.8 10.4 89.6 65.1 10.0 13.8 86.2 61.2 10.0 13.8 86.25 200 74 25.1 13.2 23.6 76.4 314.7 48.5 62.3 37.7 296.5 48.5 62.3 37.76 270 53 14.9 7.8 31.5 68.5 111.3 17.2 79.4 20.6 104.8 17.1 79.4 20.67 325 44 6.9 3.7 35.1 64.9 37.5 5.8 85.2 14.8 35.2 5.8 85.2 14.88 400 37 9.3 4.9 40.0 60.0 29.9 4.6 89.8 10.2 28.3 4.6 89.8 10.29 635 20 19.8 10.4 50.4 49.6 34.9 5.4 95.2 4.8 32.9 5.4 95.2 4.810 -635 94.2 49.6 100.0 0.0 31.1 4.8 100.0 0.0 29.3 4.8 100.0 0.0

100.0 100.0 100.0

Porcentaje de Slidos 18.8 72.4 72.7Densidad Pulpa (g/l) 1,143 1,933 1,940


N Malla Abert. Descarga VTM 503 Descarga VTM 504um TM/h %Peso % Ret. % Pas. TM/h %Peso % Ret. % Pas.

1 30 595 0.0 0.0 0.0 100.0 0.0 0.0 0.0 100.02 50 297 1.4 0.2 0.2 99.8 1.4 0.2 0.2 99.83 70 210 18.6 2.9 3.1 96.9 17.4 2.9 3.1 96.94 100 149 60.0 9.3 12.3 87.7 55.3 9.0 12.1 87.95 200 74 309.0 47.6 59.9 40.1 286.7 46.9 59.0 41.06 270 53 109.6 16.9 76.8 23.2 105.5 17.3 76.3 23.77 325 44 37.5 5.8 82.6 17.4 37.1 6.1 82.4 17.68 400 37 30.0 4.6 87.2 12.8 28.5 4.7 87.0 13.09 635 20 42.8 6.6 93.8 6.2 40.6 6.6 93.7 6.310 -635 40.3 6.2 100.0 0.0 38.7 6.3 100.0 0.0

100.0 100.0

Porcentaje de Slidos 72.4 72.7Densidad Pulpa (g/l) 1,933 1,940


N Malla Abert. Alimentacin Ciclones Underflow Ciclones Overflow Ciclonesum TM/h %Peso % Ret. % Pas. TM/h %Peso % Ret. % Pas. TM/h %Peso % Ret. % Pas.

1 30 595 0.0 0.0 0.0 100.0 0.0 0.0 0.0 100.0 0.0 0.0 0.0 100.02 50 297 3.9 0.3 0.3 99.7 3.9 0.3 0.3 99.7 0.0 0.0 0.0 100.03 70 210 43.7 3.0 3.3 96.7 43.7 3.5 3.8 96.2 0.0 0.0 0.0 100.04 100 149 126.4 8.7 12.0 88.0 126.3 10.0 13.8 86.2 0.1 0.0 0.0 100.05 200 74 620.8 42.8 54.8 45.2 611.2 48.5 62.3 37.7 9.6 5.1 5.1 94.96 270 53 229.9 15.9 70.7 29.3 216.0 17.1 79.4 20.6 13.9 7.3 12.4 87.67 325 44 81.6 5.6 76.3 23.7 72.7 5.8 85.2 14.8 8.9 4.7 17.1 82.98 400 37 67.7 4.7 81.0 19.0 58.2 4.6 89.8 10.2 9.5 5.0 22.1 77.99 635 20 103.1 7.1 88.1 11.9 67.8 5.4 95.2 4.8 35.3 18.6 40.7 59.310 -635 173.2 11.9 100.0 0.0 60.5 4.8 100.0 0.0 112.7 59.3 100.0 0.0

100.0 100.0 100.0

Porcentaje de Slidos 52.7 77.0 17.1Densidad Pulpa (g/l) 1,542 2,054 1,128

N de Ciclones Op. 11Presin (KPa) 176

Potencia VTM 503 (KW) 415 Apex (pulg), nominal 3.75Potencia VTM 504 (KW) 416 Vortex (pulg), nominal 6.75

Dimetro (pulg) 15


BALANCE DE MASA CIRCUITO DE REMOLIENDA (CONC. RO SCV & CONC. CLEANER SCV)



Balance de Masa

Parmetros Almtc. Almtc. Almtc. Almtc. Descg. Descg. Descg. Almtc. Underflow OverflowFresca VTM 504 VTM 503 VTM 504 VTM 503 Ciclones Ciclones Ciclones

Mineral, TM/h 190 0 611 649 0 611 649 1450 1260 190823 #REF! 230 247 #REF! 230 247 1300 377 924

Pulpa, TM/h 1013 #REF! 841 896 #REF! 841 896 2750 1637 1114887 #REF! 434 464 #REF! 434 464 1783 797 987

1.143 #REF! 1.940 1.933 #REF! 1.940 1.933 1.542 2.054 1.128% Slidos, % Vol 7.1 #REF! 47.0 46.7 #REF! 47.0 46.7 27.1 52.7 6.4% Slidos, % Peso 18.8 #REF! 72.7 72.4 #REF! 72.7 72.4 52.7 77.0 17.1

N Malla Abert. Almtc. Almtc. Almtc. Almtc. Descg. Descg. Descg. Almtc. Underflow Overflowum Fresca VTM 504 VTM 503 VTM 504 VTM 503 Ciclones Ciclones Ciclones

1 30 595 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.02 50 297 99.4 99.7 99.7 99.8 99.8 99.7 99.7 100.03 70 210 95.4 96.2 96.2 96.9 96.9 96.7 96.2 100.04 100 149 89.6 86.2 86.2 87.9 87.7 88.0 86.2 100.05 200 74 76.4 37.7 37.7 41.0 40.1 45.2 37.7 94.96 270 53 68.5 20.6 20.6 23.7 23.2 29.3 20.6 87.67 325 44 64.9 14.8 14.8 17.6 17.4 23.7 14.8 82.98 400 37 60.0 10.2 10.2 13.0 12.8 19.0 10.2 77.99 635 20 49.6 4.8 4.8 6.3 6.2 11.9 4.8 59.310 -635 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0

95 0 139 139 0 136 137 135 139 40

Performance Molinos

Parmetros VTM 504 VTM 503 CircuitoAlimentacin Mineral, TM/h 0 611 649 190Potencia, KW 0 416 415 831F80, micrones 0 139 139 95P80, micrones 0 136 137 40Energa Especfica, KWh/TM #DIV/0! 0.7 0.6 4.4Work Index operacional, KWh/TC #DIV/0! 67.3 75.2 7.1Radio de Reduccin #DIV/0! 1.02 1.02 2.37

Agua, m3/h

Pulpa, m3/hDens. Pulpa, TM/m3

Distribuciones Granulomtricas (% Acumulado Pasante)

D80 , micrones


PERFORMANCE HIDROCICLONES



Numero de Ciclones 11 Condiciones de OperacinDimensiones del Cicln, pulg. Pulpa alimenatcin, m3/h 1783

Dimetro 15.0 Presin, KPa 176Apex, nominal 3.8 Presin, PSI 25.5Vortex, nominal 6.75 D50 (real), micrones 15

Relacin, Apex / Vortex 0.56 Agua By-pass, % 29.0Finos By-pass, % 34.9

Gravedad Especifica, mineral 3 Particin Sol. al U/F, % 86.9

Balance de Masa en Hidrociclones

% Peso % Acum. Pasante Ef. de Clasificacin

N Malla Abert. Almtc. Underflow Overflow Almtc. Underflow Overflow Real Corrum Ciclones Ciclones Ciclones Ciclones Ciclones Ciclones

1 30 595 0.0 0.0 0.0 100.0 100.0 100.0 100.0 100.02 50 297 0.3 0.3 0.0 99.7 99.7 100.0 99.8 99.73 70 210 3.0 3.5 0.0 96.7 96.2 100.0 100.0 100.04 100 149 8.7 10.0 0.0 88.0 86.2 100.0 99.9 99.95 200 74 42.8 48.5 5.1 45.2 37.7 94.9 98.4 97.66 270 53 15.9 17.1 7.3 29.3 20.6 87.6 94.0 90.77 325 44 5.6 5.8 4.7 23.7 14.8 82.9 89.1 83.38 400 37 4.7 4.6 5.0 19.0 10.2 77.9 85.9 78.39 635 20 7.1 5.4 18.6 11.9 4.8 59.3 65.7 47.4

10 -635 10 11.9 4.8 59.3 0.0 0.0 0.0 34.9 0.0100.0 100.0 100.0

Mineral, TM/h 1450 1260 1901300 377 924

Pulpa, TM/h 2750 1637 11141783 797 987 Tamao de Corte1.542 2.054 1.128

% Slidos, % Vol 27.1 52.7 6.4 Real, um 15% Slidos, % Peso 52.7 77.0 17.1 Corr, um 21

Agua, m3/h

Pulpa, m3/hDens. Pulpa, TM/m3


FLOWSHEET BALANCEADO

Fecha 17 de Diciembre 2010Comentarios Operando VTM 503 y VTM 504

%malla +325Overflow ciclones LEYENDA17.1 % 190 40 1.13

987 924 17

11 Ciclones176 KPaD50: 15 um

Carga Circulante 663 %1260 139 2.05797 377 77

Underflow ciclones100

Descarga VTMAlimentacin VTM 611 137 1.94

434 230 73611 139 1.94434 230 73

VTM 504416 KW

Descarga VTM Almtc. FrescaAlimentacin VTM 649 137 1.93 190 95 1.14

464 247 72 887 823 19649 139 1.93464 247 72

VTM 5031450 135 1.54 415 KW1783 1300 53Alimentacin Ciclones

m3/h agua

BX 504

BX 503


FLOWSHEET BALANCEADO



LEYENDA190 40 1.128987 924 17

11 Ciclones176 KPaD50: 15 um

Carga Circulante 663 %1260 139 2.054797 377 77

#REF!

VTM503 KW 0 0 ###

### ### ###

0 0 ###### #REF! ###

611 136 1.94434 230 73

611 139 1.94434 230 73 VTM 504

KW649 137 1.933 190 95 1.143464 247 72 887 823 19

649 139 1.9332464 247 72

VTM 5051450 135 1.542 415 KW1783 1300 53

m3/h agua

BX 1507

BX 501

REMOLIENDAVTM 503 VTM 504

Rougher ScavengerAlmtc. / Descg. TM/h 649 611

464 434%Sol 72 73

F80 - Almtc. um 139 139P80 - Descg. um 137 136Radio Reduccin 1.02 1.02Radio Reduccin - Circuito 2.37Potencia KW 415 416Consumo Energa KWh/TM 0.64 0.68Consumo Energa - Circuito KWh/TM 4.37Work Index Op. KWh/TC 75.2 67.3Work Index Op. - Circuito KWh/TC 7.15% +m325 Almtc. % 85.2 85.2% +m325 Descg. % 82.6 82.4

CLASIFICACION CS-501Ro Scv

N de ciclones 11Vortex pulg. 6.75Apex pulg. 3.75D50 um 15By-pass % 35Presin KPa 176Almtc. Ciclones TM/h 1450

1783%Sol 53

% +m325 76.3Overflow TM/h 190

987%Sol 17

% +m325 17.1Underflow TM/h 1260

797%Sol 77

% +m325 85.2Carga Circulante Circuit % 663

m3 pulpa/h

m3 pulpa/h

m3 pulpa/h

m3 pulpa/h

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Balance Remol Conc. RoScv & Conc. Cl Scv_Dic 2010

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