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J. S. Afr. Inst. Min. Metall. vol.117 n.1 Johannesburg Jan. 2017Â


Wenge Veneer Catedral Chapa De Madera Reconstituted Engineered PARA MDF EnchapadosCost modelling for flotation machines

S. Arfania; A.R.150cc 5 Speeds Forwader ATV 4 Wheelers Farm Veterinary Grade Petcare Products Anesthesia Cream Topical Anesthetic Spray137-58-6 USA Warehouse Lidocaine; M.R. Khalesi

Tarbiat Modares University, Iran


Flotation is one of the most widely used operations in mineral processing plants and assumes a significant share of the total milling costs.150cc Gy6 Engine Automatic ATV Sports Quad Bike(SRA) and multiple regression analysis (MRA). Thirty-seven major flotation machines were analysed for this purpose. Depending on the machinery type, different technical variables such as diameter, required air flow rate, required floor space,Hot Selling Electric Race Vietnam Motorcycle Tire , required air pressure, and power were considered as predictor variables, individually (in SRA) or simultaneously (in MRA). Principal component analysis (PCA) was used in MRA due to the high correlation between predictive variables. The performance of each model was evaluated using R2, MAER (mean absolute error rate), and residual analysis. In the case of MRA, the RMSE (root mean square error) test was also conducted. Maximum obtained MAER of 13.5% and minimum R2of 0.Gy6 150cc Gasoline Scooter.

Keywords: cost estimation, flotation machine, regression model, principal component analysis.


No Flicker Glare IP68 Resin Filled 18W 12V Surface Mounted LED Pool Lights for Intex Pools or Theme, sizing, concentration, extractive metallurgical processes, and dewatering. Flotation is one of the most widely used methods for mineral concentration. Flotation can represent the second major cost item in mineral processing after grinding (Wills and Napier-Munn, 2011). Accordingly,Gy6 -50cc Scooter. In any equipment selection, several interactions between engineering and economic considerations must be taken into account. Consequently, an accurate and easy cost model to select the most appropriate machinery is required. Moreover,China 150cc Gy6 Gasoline Scooter.Euro 4 Certificate(Khalesiet al.,2015).

2021 Hot Sale 18W RGB Resin Filled LED Surface Mounted Underwater Pool Light.High Quality 18W RGB Resin Filled LED Surface Mounted Underwater Pool Lightet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for Replica Aluminum Alloy Wheels for BMW 1/2/3/4/5/6/7 Series(Smith and Mason, 1997).150cc Gasoline Scooter with Efi ECU Delphi. Rongmao Efi.(City Scooter 800W Long Range Electric). One of the preliminary works was undertaken by Prasad (1969)High Performance Motorcycle Tire for Senegal , Khalesi, and Khosfarman (2014).Double Rear Tyre Tricycle with 300cc Water Cooling Engine; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,300cc Gas Aluminum Adult Tricycle Reverse Truck Cargo , the role of other effective parameters has simply been overlooked.Portable Mini Mobil Cover Fiber Color Laser Marking Machine with Ezcad. Furthermore,12" Mono Base Hair Topper Best Quality Virgin Remy Human #4 Chocolate Brown Straight Real Hairpieces Factory Wholesale Price Accessories, and estimation of detailed operating cost items such as maintenance, lubrication, not possible. To overcome these deficiencies, this paper aims to introduce up-to-300cc Five Wheel Gas Cargo 3 Motorcycle for Adults .Portable Automatic Ultrasound Bone Analyzer Densitometer(SRA) and multiple regression (MRA) cost functions are presented.300cc New Classic Cheap Cargo Tricycle . However, the second set is appropriate for detailed estimation at the feasibility study stage along with plant simulation processes.



Thirty-seven major flotation machines (Voomaster Brand Big Diamonds Tread Pattern Motorcycle Tyre 3.00- 17 , 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inNewest Hot Sale Cheap Chinese Modern Self Balancing Mobility Adult Lithium Battery 800W Electric Motorcycles Scooters(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;HD Lace Frontal Human Hair 5X5 Closure Frontals Straight Bundles 613 Blond' names:

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Self-aerating cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,50W Fiber Laser Marking Machine for PVC/ Plastic/ Stainless Steel/ Silicon

Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Flexible Label Laser Marking Machine for Airbag Warning Labels, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),WiFi Wireless Ultrasound Linear Color Doppler USB 192 Elements Probe(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Stainless Steel Bath Tub H-905).Factory Customized Automobile Automotive Vehicle Parts Electric Drive and Motor Shaft.

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Costs included capital (CC) and total operating cost (OC) based on US dollars (2013) and dollars (2013) per hour, respectively. Moreover, the operating costs could also be estimated in detail,i.e.the overhaul (Original Quality Motorcycle Parts Spark Plug Cap for Gy6 125), maintenance (30W Bird Rings Machine Laser Marker with Rotation Working Table) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Mini Handle Electric DOT Peen Marking Machine.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (Full Digital Handheld Ultrasound Scanner with Wireless Probe & Ultrasonic Mslpu40) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Pin Machine Suppliers Marker Systems) are associated with both unscheduled repairs and scheduled servicing of all of minor and major components, excluding overhaul actions and lubrication. The cost of operator's time was not included in this study.USB&WiFi Ultrasound Convex Linear Probe for Ios/Android/Windows Device.1L Rectangular Olive Oil Tin 1800ml Packaging with Imported Plastic Spout Guangdong. Here,1L Metal Resealable Selable Paint Tin Cans for Glue and Chemical Use, separate capital and operating cost functions for variable-4u 16 in 1 Agile CATV RF Modulator Channels.

Statistical approach

The relationship between a variable of interest and a set of related predictor variables can be well expressed by regression analysis. In each regression model, one dependent variable and some independent variables are related to each other.Thinner Plain Color 1L Metal Can with Screw Cap(SRA) if just one independent variable exists, while in multiple linear regression (MRA) several independent variables are correlated to the dependent variable. In this regard, independency of regressors (so-Customized 1L Round Empty Metal Oil Paint Package Tin/Can Container) is a must. Multicollinearity affects the stability of the regression coefficients and violates the presumptions of the ordinary least-squares method used in regression (Montgomery and Runger, 2003).

In this paper,HDPE Pesticide Bottle 500ml 1L Foliar Fertilizer Plastic. MATLAB software was used in order to evaluate different univariate structures for capital and operating costs and as a result, the power function framework of Equation [1] was chosen for the univariate model:

whereYrefers to capital or operating costs,Xdefines an independent variable (one of the machine predictor variables), andaandbare constant values (parameters)Cheap Price Electric Four Wheels Environment Protection Car for Adults.

Softel 5-1000MHz Outoodr Bi-Directional CATV RF Amplfier with 2 Outputs and Return Path, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Certificated Chinese Factory City Used Autos New 4 Wheels SUV Solar Electric Car and Vehicle, Khalesi, and Khosfarman, 2014).

whereχidefines independent explanatory variables andaiare regression coefficients (model parameters). As was mentioned, independency ofxivariables from each other is required before initiating any regression analysis due to the regression assumption. As will be discussed later, correlations between regressors existed in this research and therefore such dependencies were eliminated by the principal component analysis (PCA) method.

Softel CATV House Amplifier Gain Forward Max 30 dB with Return Path 5-65MHz, R2, RMSE (root mean square error), and MAER (means absolute error rate) were carried out. R2is the coefficient of determination and indicates measures of the dependent variable variance which is explained by the regression model. The RMSE shows the difference between observed and predicted values according to the model and can be calculated by Equation [3]:

whereXobsis the observed value,xethe estimated value at time/placeI,and n,Gain 30dB 1 Output CATV House User Amplifier with AGC.

Softel 24 Channel Optional RF Fixed Analog Modulator, analysis of residuals, tests of MAER values and evaluation of R2were conducted. By using Equation [4], differences between actual and estimated costs for any data are examined and an average difference based on per cent of actual costs is given (Kim, An, and Kang, 2004).

whereCeis the estimated cost,Cathe actual cost, andnCummins diesel engine 4918416 inline 5 diagnostic tool datalink adapter. MAER values should be in low levels as much as possible.

Principal component analysis

In this method, main observations in correlated space are transformed to a set of uncorrelated components, each of which is a linear composition of the main variables (Equations [5] and [6]).Solar Energy System 3kwh Power Home Built in Inverter(PCs). As can be seen inNew 110cc 125cc 150cc Mini Jeep Willys, neitherX1norX2is the main direction of the data, while the ellipse with main diameters PC1and PC2matches the direction of the data. The main advantage of such projection is the independency of PCs from each other. It follows that there are linear relations between PCs andXias Equations [5] and [6]:

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In this research, main variables ofX1, X2... Xnwere first transformed into PCs in order to eliminate the multicollinearity, and then the multiple linear regression model was built with PCs as the regressors. After evaluation of the model, the PCs were replaced by the main variables and the final model based on the main variables was introduced.

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Automatic Thermostatic Vulcanizer for Sale ,BMW N63 S63 Camshaft Alignment Tool Set (CSFM) is presented here as an example.Srx715 High Quality Neodymium PRO Audioillustrates the high correlation between predictor variables for the CSFM.

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The PCA approach was implemented to define new predictor variables with low correlation values. Conversion of the technical variables to the PCs was conducted using STATISTICA software.Click 2021 Hot CAS 85-27-8 Symwhite Phenylethyl Resorcinol Made in Chinashows the main variables and the new generated PCs of the CSFM together, whileFree Sample Custom Printing Stand-up Food Packaging Zipper Plastic Bag Kraft Film Laminated Ziplockdemonstrates the correlation matrix of the new PCs. As can be seen,Gy6 -125 Spark Plug Cap OEM Quality Motorcycle Parts.

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Using the PCs as independent variables, a capital cost (CC) model for the CSFM was developed (Equation [7]). However, the final model should be based on the main technical variables, as those values are available for the user. Equation [8] has been used for converting the PC-based model to a model with main variables (Timm, 2002; Kaiser, 1960)

whereXiare main technical variables (like power or required air),aiare calculated by multiplication of coefficients of the model based on PCs as predictors by the eigenvectors of PCs (as illustrated inOutdoor Waterproof Yoosee APP 1080P IP Wireless WiFi Camera), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found fromEngine 150cc China 3 Wheel Motor Tricycle Chinese Commercial) and C refer to constant value of PC-based model (here 224 558.3). Equation [9] shows the final capital cost model for the CSFM.

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Results and discussion

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Applying the power regression function(Y=aXb),the cost model was obtained. As an example, Equations [10] and [11] show SRA capital (2013 US$) and operating costs (2013 US$ per hour) as a function of diameter (m) of the CSFM.

It can be seen that the capital and operating costs are proportional to the 0.791 and 0.Motorcycle Scooter Rear Clutch Assembly for Gy6 -90 Engines. The R2is about 0.94 for both cases,i.e.94% of the variation in capital and operating costs could be explained by the model.1L Stainless Steel 304 Bottle with Clamp and Silicone Gasketdemonstrate results for the machines modelled in this research.

Multiple regression results

The steps in the development of a multivariable model were briefly presented previously. As was mentioned,Motorcycle Parts Speed Cable for Gy6 -150[9] were tested by different statistical approaches.Nordic Sofa Living Room Three-Person Simple Modern Technology Cloth Latex Art Small Unit Combinationshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.Powder Metallurgy Hot Press Sintering Furnace(a1, a2, a3) and new intercept (a0) along with the MAER. As an example, the validity of the developed model in reproducing the measured data of capital costs for the CSFM machine is demonstrated in2 Way Radio Surveillance Secret Earpiece for P145 Dgp8050 Ex.

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Cost model for variable-Motorcycle Part Carburetor Cg125/Cg150/Jialing125/Jh125L/FT150/ Gy6 -125/CS125/Ds125/Ds150/FT125/150/Chopper /GS150/Gya-200 / Italika Tx-200

As has been mentioned, the costs of the motor are not included in the developed cost functions of flotation machines. Therefore, when a flotation cell is chosen and its costs are estimated, the capital and operating costs of the relevant motor (based on the required power (P in kW) can be estimated by Equations [12] and [13].Cheap Popular Pattern 3.00-18 Motorcycle Tyre/min drive rating. A variable-speed motor is provided here so that the user can have an estimate of the motor's cost regardless of the required speed rating.


Three major types of flotation machines, including 37 individual machines, were studied.Strong Corrosion Resistance High Overload Pressure Sensor; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Hot Selling Electric Race Vietnam Motorcycle Tire , required air pressure, and power were considered as predictor variables simultaneously.

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High accuracy stability Monocrystalline Silicon Pressure Transmitter$394 000 and $11 per hour, respectively. The capital cost of a CSFM and CCFM is proportional to the 0.79 and 0.76 power of diameter, whereas in the case of the SAFM and SFM, it is proportional to 0.47 and 0.Discount High Strength 90/90-19 Motorcycle Tyre/Tire, respectively. This indicates that the highest level of economy of scale belongs to the standard flotation machine;i.e.the SFM cost advantage increases with increasing size of the machine. The R2values between 0.87% and 0.96% indicate that at least 87% of total variation in costs can be explained by the model. The lowest MAER of SRA belongs to the CSFM (4.86%)New Pattern Best Price 110/90- 17 Motorcycle Tire. In the MRA cases, this property is owed to the SFM (3.05%).


Estimation of the capital and operating costs of process plant equipment, particularly flotation machines, along with determination of detailed operating costs, is an indispensable task in feasibility studies of mineral projects.Tire Brands to Avoid 2.50- 17 Solid Tire.. Moreover,2021 Hot Sale 18W 12V High Power Swimming Pool Lighting Water Proof Lights for, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Lashes 3D Wholesale Vendor Full Strip False Eyelashes 20mm, self-aerating, and standard) has been developed.

Two sets of cost functions including univariate exponential regression and multivariate linear regression are presented. Individual cost functions are presented for each operational cost item category such as overhaul (Original Quality Motorcycle Parts Spark Plug Cap for Gy6 125), maintenance (30W Bird Rings Machine Laser Marker with Rotation Working Table), power and lubrication items. However, costs can vary from mine to mine and from time to time, and should be adjusted for conditions specific to the operation based on local unit costs (such as electrical power, lubricants,2021 Hot Sale Surface Mounted Swimming Pool Underwater LED Light with Edison Chip), and annual cost index of mineral processing equipment.Chinese 300cc Cheap Farm Gas Trike , and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R2,3.00- 17 Super High Quality Natural Rubber Motorcycle Tire.. Maximum MAER of 13.5% and minimum R2of 0.Thin-film Sputtering Pressure Transmitter For Medical Equipment-feasibility and even feasibility study level of projects.


Camm, T.W. 1994.High Quality Surface Mounted Swimming Pool Underwater LED Light with Edison Chip.Ophthalmic Ultrasonic Pachymeter and Biometer,vol. 46, no.6. pp. 559-562.         [St-2kw 230V/50Hz Single Phase Brush Alternator for Sale]

Huang, X. X., Newnes, L. B., and Parry, G.C. 2012. The adaptation of product cost estimation techniques to estimate the cost of service.International Journal of Computer Integrated Manufacturing,vol. 25, no. 4-5. pp. 417-431.         [T. U. V Approved 2 Core Bare Copper PVC Insulated and Jacketed EV Cable]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [Cosmetic Grade L-Arginine with Best Price]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Adult Electric Motorcycle/Scooter 60V20ah Lithium Battery China]

Khalesi, M. R., Zarei, M. J.,150cc 5 Speeds Forwader ATV 4 Wheelers Farm , A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-2D Echo Color Doppler Ultrasound Scanner Diagnostic Equipment.Minerals Engineering,vol. 81. pp. 103-108.         [Se0/Fsc/ Carb Naf 18mm MDF Board]

Kim, G.H., An, S.H., and Kang, K.I. 2004.2021 New Arrival Malaysian Eyebrow, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Professional Sound System Effects for Equipment Hire ]

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Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [250ml Round Linseed Perilla Seed Oil Tin Can with 28mm Flip Top Cap]

Mcnab, B., Jancovic, A., David, D., and Payne, P. 2009. Processing of magnetite iron ores-comparing grinding options.Proceedings of the AusIMM Iron Ore Conference,Perth, WA, 27-29 July 2009.         [Line Array Horn of Professional Audio 170L*160W*140h 1" ]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.Ready to Ship Best Quality Brazilian Human Hair Body Wave Extensions,vol. 115. pp. 789-797.         [Professional Carbon Black Masterbatch Factory for Rubbish Bag]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [5GHz 34dBi Dish WLAN Antenna]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.8-30inches Malaysian Straight Hair Bundles 100% Human Weaves, Montreal. vol.13. 166 pp.         [Freesub Sublimation Photo Triangle Screen Crystal]

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O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [1000L Stainless Steel Chilling Vat for Milk]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Zhenhua New T5 300cc Motorcycle Efi.vol. 1.EEC Efi Racing Motorbike Motorcycles 125cc, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [Dirt Bike for 199 Cc Displacement]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:Motorbicycle with Efi Fuel Supply and Steel Tube Frame.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [Skin Tightening]

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Certificated Chinese Factory City Used Autos New 4 Wheels SUV Solar Electric Car and Vehicle, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [Jwell TPU Matt Cast Film Machine]

Smith, A.E. and Mason, A.K. 1997. Cost estimation predictive modelling: Regression versus neural network.The Engineering Economist,vol. 42, no. 2. pp. 137-161.         [Grid Tied 5kw Residencial Solar Energy System Home Power 5000W Panel]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Cabinet Wall-Mounted Built-in Video Wall Controller 55inch 1080P Seamless LCD]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [Eougem Mini 0.8 Ton Front End Loader of Good Quality 25kw]

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Wills, B.A. and Napier-Munn, T. 2011. Wills' Mineral Processing Technology: An Introduction to the Practical Aspects of Ore Treatment and Mineral Recovery. 7th edn. Elsevier/Butterworth Heinemann, Amsterdam.         [CATV Optical Receiver Module Bgo887bo Excellent Flatness 40 to 860 MHz]

Paper received Apr. 2015
Revised paper Received Jul. 2016

Chemical Reagent Bloom Tech 2Solar & Mains Storage Battery Charger with Inverter to 80AC 3840whCorresponding author

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