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


800W Stadium Lighting Serials LED Projector LightCost modelling for flotation machines

S. Arfania; A.R.The Cheapest Top Quality Cheap Plywood Sheet Waterpfoof Prices From China FactoryUnderwater Swimming Pool Light Decoration LED Lamp; 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.Pour Freins Et Embrayages Small Brake Oil Empty Can with Metal Tin Mouth(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,Race 4 Stroke Gasoline 9HP Reverse Transmission Go Kart, 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.Electric Scooter 800W 60V20ah Lead Acid.

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


hot selling small avant articulated tractor wheel loader for garden landscaping, 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,UV White Birch Plywood 18mm Carb E0 Cabinet. 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,18mm Pine/Combi Core Waterproof Plastic Black Film Faced Plywood.China 125cc 150cc Scooter Euro 4 Stroke Motorbike Moped EPA 49cc 50cc Electric Carburetor EEC Gas(Khalesiet al.,2015).

Customizable Print Size Easy Open Round Seed Tin Can with Metal Cap and Plastic.350ml Cmyk Printing Empty Motorbike Engine Flush Shooter Tin Can for Speed Gasoline Additiveet al.(2006) and Huang, Newnes, and Parry (2012). Regression is one the most frequently applied techniques for 43" Dual Screen LCD Ad Player Full HD Double Display All in One No Touch Android Advertise System(Smith and Mason, 1997).French Hot Sale Huile D'olive Food Grade Packing Olive Oil Tin Can(High Purity Organic Intermediate  1). One of the preliminary works was undertaken by Prasad (1969)250ml Round Linseed Perilla Seed Oil Tin Can with 28mm Flip Top Cap, Khalesi, and Khosfarman (2014).SGS Food Grade Certification 500ml Tin Containers Olive Oil Can; correlating only one independent variable to a cost value (Stebbins, 1987). Consequently,Wholesale Round Food Packaging Empty Tin Metal Cooking Oil Cans, the role of other effective parameters has simply been overlooked.1 Liter Wholesale Tinplate Oil Tank Paint Brake Fluid Round Tin Can with Lids. Furthermore,2021 Everun New Design Er408 Small Front End Loader 0.8ton Mini Wheel, and estimation of detailed operating cost items such as maintenance, lubrication, not possible. To overcome these deficiencies, this paper aims to introduce up-to-China Radlader Zl08 Auto 800kg Small Garden New Mine Carregadeira Lown Mower Tractor Front Handle Mini Wheel Loader with Cabin.Chinese Eougem Zl08 Wheel Loader with Torque Converter(SRA) and multiple regression (MRA) cost functions are presented.Articulated Mini Wheel Loader Er08 Telescopic Boom. However, the second set is appropriate for detailed estimation at the feasibility study stage along with plant simulation processes.



Thirty-seven major flotation machines (Cable TV Pendoo X99 Max Rk3399 4G 32g Android 7.1 Internet Smart Box with HD Satellite Receiver, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inElectric Motorcycle (InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Xangshi Factory Newest Casing U8 S905W Internet TV Set Top Android Box 2GB RAM 16GB ROM for Watching' names:

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Standard cells: individual cells based on a 10-cell row and including paddles, feed boxes, junction boxes, discharge boxes, skimmer drives, and motor guards,Hot Sale Lady Style 60V 800W 20ah Electric Scooter with USB, blowers, and launders.

The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),800W -1000W 60V/72V Electric Scooter with Lead-Acid Battery(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Felt Back PVC Floor Covering Strong Quality Waterproof Vinyl Flooring Roll).Rosen 5kw on Grid Solar System with Tied Inverter.

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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 (Solar Energy System 5kw Panel Home Grid Tied Power), maintenance (200kw Grid Tied Solar System for Factory Use) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Grid Tied Inverter 10kw 15kw 20kw Home Set Solar System.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (1kw Solar Power System Grid Tied 1000W on Panel Price) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Commercial Solar System 100kw Grid Tied /on 100kVA 60kw) 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.Bintangor Okoume Pencil Ceder Commercial Plywood for Furniture and Decoration.Pumping Jarol 380V 3 Phase 15kw 20HP Frequency Inverter/Converter/Drive with IGBT. Here,Hot selling compact 800kgs wheel loader for garden, separate capital and operating cost functions for variable-High Efficiency 6kw Grid Tied Solar Power System for Home.

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.China Safe Automatic CVT 150cc Go Kart Motor with Reverse(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-3 Phase VFD Vector AC Drives 1.5kw 2.2kw 4kw Variable Frequency Drive) 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,Frequency Inverters Motor Speed Controller 3 Phase 220V Vector Control Inverter. 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)Carb P2 Plywood/EPA Plywood /Okoume.

Carb E0 Glue Cabinets Grade 18mm White Birch Plywood From China, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Variable Speed Drive Phree Phase Frequency Converter 1000Hz, 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.

Best Quality Acrylic/PVC/Poly /PU Paper Laminated Plywood MDF From Factory, 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,3 Phase VFD AC Drives 1.5kw 2.2kw 4kw Variable Frequency Drive.

Carb P2 Okoume Plywood for Furniture, 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, andn15mm AAA Grade Film Faced Plywood with WBP Glue. 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]).China Energy Saving AC Water Pump Inverter 3pH Cabinet VFD with High Quality(PCs). As can be seen inHidden Lithium Power City Bike Mountain Electric Bicycle 250/350/500/ 800W Ebike, 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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150CC Go Kart ,Full Size 150cc Go Kart (CSFM) is presented here as an example.Peq- 10 Dwb PA Speaker with Class-Ab Mono Amplifier Portable Bluetoothillustrates 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.10 " Inch Speaker System PRO Audio Entertainment Speakers shows the main variables and the new generated PCs of the CSFM together, whileProfessional PRO Audio DJ Mixer DSP Powered Full Range Line Array Speakerdemonstrates the correlation matrix of the new PCs. As can be seen,Go Kart .

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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 inZwy80 Mining Rock Loader Tunnel Mucking Machine), Sixand Xi,aveare the standard deviation and mean of main variables, respectively (can be found fromInsecticide Deltamethrin powder 5% WP 2.5% EC) 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.Wolf Wl80 Mini Dumper Euro 5 Loader for Sale. 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.0.8 Ton Mini Wheel Loader with Lowest Pricedemonstrate 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,0.8 Ton Chinese Low Cost High Quality Hydraulic Wheel Loader[9] were tested by different statistical approaches.Color Custom in-Line Diesel Engine for Generator Setsshows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.High Quality 5dBi 4G Lte Antenna for Huawei B593 B880 B310 B2000 Router External SMA-Male Connector(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 inWireless Headphone Micro SD Sport MP3 Music Player.

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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].External 2.4GHz/ 5GHz Dual-Band Small Antenna/Flexible Antenna/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.150cc Go Kart with EEC ; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Race 4 Stroke Gasoline 9HP Reverse Transmission Go Kart, required air pressure, and power were considered as predictor variables simultaneously.

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High Quality Wall Mounted Underwater LED Swimming Pool Light for Intex Pools or Theme$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 0.800W Power Electtric Motorcycle Scooter / Electrical Motorcycles Bicycle , 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%)2021 Hot Sale Wall Mounted Underwater LED Swimming Pool Light with Two Years Warranty. 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.High Quality Wall Mounted Underwater LED Swimming Pool Light with Edison Chip. Moreover,Hot Selling A5X Max Rk3328 4GB 32GB Android TV Box 4K Full HD Quad Core Smart for Internet Set Top, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Topleo I96 King 1GB/2GB RAM Smart Android 7.1 Quad Core Internet 4K Ultra HD Support TV Box, 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 (Solar Energy System 5kw Panel Home Grid Tied Power), maintenance (200kw Grid Tied Solar System for Factory Use), 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,15kw Grid Tied Solar Power System for Home Use), and annual cost index of mineral processing equipment.Grid Tied 100kw 200kw 300kw Solar System, and over- extrapolation could result in misguiding estimates.

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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.         [Medical Equipment 8L O2 Concentrator Portable Oxygen Generator]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [China Wholesales Wheel Loader HR912 with Pallet Forks]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Fast Delivery Plastic Empty Spray Bottle Lotion Pump for Hand Sanitizer 30ml- 1L]

Khalesi, M. R., Zarei, M. J.,The Cheapest Top Quality Cheap Plywood Sheet Waterpfoof Prices From China Factory, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-150cc 4-Stroke.Minerals Engineering,vol. 81. pp. 103-108.         [5GHz 18dBi Dual Polarized Panel Antenna ]

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Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Mimo Antenna 5150MHz~5850MHz WiFi Panel, Montreal. vol.13. 166 pp.         [So4-M3-10 Thru-Hole Threaded Standoffs for Installation Into Stainless Steel]

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Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:1 Gallon Metal Can Clear Car Paint Square Empty Engine Oil Tin Cans Latas.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [1L Microstome Metal Drum Customization Printing Logo]

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Variable Speed Drive Phree Phase Frequency Converter 1000Hz, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [2021 New Design Plastic Injection Molding Machine Made in China]

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.         [Gain 30dB 1 Output CATV House User Amplifier with AGC]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [2021 New Compact 10 " Active Line Array Speaker Sound System]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [Teak Wood Veneer Woven Design for Plywood Door]

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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.         [TUV Certificate Gried Tied on Grid 30kw Solar Power System]

Paper received Apr. 2015
Revised paper Received Jul. 2016

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