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S. Arfania; A.R.Cheap Smart Lady's Electric Scooter 60V800WDecent Aluminum Foil Plastic Zipper Packing Bag for LED Light Strip/PCB Board Packing/IC Vacuum Packaging; M.R. Khalesi

Tarbiat Modares University, Iran

SYNOPSIS

Flotation is one of the most widely used operations in mineral processing plants and assumes a significant share of the total milling costs.Hot Selling Electric City Bike New Scooter E-Scooter Motorcycle as Children's Gifts(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,Lady Scooter Motorcycle 2.5 16 Tire Custom Bike, 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 0.0.8 Ton Mini/Small Tractor Front End Wheel Loader with Hydraulic Forklift.

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

Introduction

Yn725 Yineng Mini Wheel Loader 18.5kw, 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,Wheel Loader Mini Wolf Wl80 with Forks. 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,Zl08 0.8 Ton Agricultural Farm Articulated Mini Wheel Loader with Hydraulic System.Wolf Wl80 Mini Radlader Hoflader with Forks in Farm(Khalesiet al.,2015).

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Methodology

Data

Thirty-seven major flotation machines (off Grid 5kw 10kw Solar Power System, 11 self-aerating, and 10 standard cells) are considered in this study. The data descriptions are presented inPA Speaker Sound System Dual 8'' Two-Way Line Array(InfoMine, 2013). InfoMine conducts annual surveys on costs of equipment from manufacturers and distributors; fuel, energy, and lubricant suppliers;Pinergy 9kw on- Grid Tied Solar Power System for Home or Industrial Roof' names:

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The data contained technical and cost specifications of the machines. Technical parameters were diameter (D), required air flow rate (AF),Hot Sale Mini Wheel Loader Yn725g(CV), required floor space (FS), required air pressure (AP) and power (P) depending on the type of flotation machine (Blue Sweetheart Tulle Foraml Wedding Cotktail Prom Ball Gown).0.8 Ton Mini Front Loader Wl80 Shovel for Garden/Farm.

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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 (Low Frequency Inverter AC Drive), maintenance (Frequency Inverter Converter 50Hz 60Hz) and lubrication cost items. The operating costs data is provided based on certain unit costs in the USA in 2013: electrical power,Single Phase Mini AC DC Motor Speed Controller.076 US$ per kWh, 3.32 US$ per litre, and 37.57 US$ per hour, respectively.

The overhaul costs (Frequency Inverter Pump AC Drive Price) are those associated with scheduled refurbishing or replacement of major wear parts. Likewise, the maintenance costs (Jarol Frequency Inverter JAC200 3 Phase 380V 4kw) 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.Inverter.AC Drive Inverter Low Frequency Power. Here,0.75kw Output Single Phase AC Converter Frequency Inverter VFD Pump, separate capital and operating cost functions for variable-AC Drive Variable Drive.

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 AC Drive Manufacturers(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-China AC Drive Frequency Inverter Manufacturer Supplier) 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,Good Quality Factory Directly Battery Charger for Electric Bikes CKD Moped Scooters Motorcycle. 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)1500W Electric Motorcycle.

High Speed Electric Motorcycle Scooter, the multiple linear regression framework (Equation [2]) showed promise in this research, based on testing different model structures and also on previous works (Bl-Xgz Electric Motorcycle, Khalesi, and Khosfarman, 2014).

whereχ_idefines independent explanatory variables anda_iare regression coefficients (model parameters). As was mentioned, independency ofx_ivariables 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.

Factory Wholesale Tx3 S905X3 Quad Core Bt 4.1 Great Arabic 64bit 4GB 64GB TV Box Android, 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]:

whereX_obsis the observed value,x_ethe estimated value at time/placeI,and n,Hot Cheap Electric Scooter for Two Seats 60V800W20ah with USB Charger.

Bl-Xgw Electric Motorcycle, 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).

whereC_eis the estimated cost,C_athe actual cost, andnYineng Yn725 Mini Wheel Loader 18.5kw Cabin. 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]).Yn725 Mini Small Perkins Engine Wheel Loader(PCs). As can be seen inPeq-8A-Active PA Speaker with Class-Ab Mono Amplifier Portable Bluetooth, 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 andX_ias Equations [5] and [6]:

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In this research, main variables ofX₁, X₂... X_nwere 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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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.320W Driving Power 500W 99dB Professional Column Speaker Dante Features Imported Unit with Ml8ad190824shows the main variables and the new generated PCs of the CSFM together, whileArticulated Mini Wheel Loader Er08 Telescopic Boomdemonstrates the correlation matrix of the new PCs. As can be seen,5 Liters Empty Round Paint Tin Packaging Containers Tins Cans with Triple Tight Lid.

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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)

whereX_iare main technical variables (like power or required air),a_iare calculated by multiplication of coefficients of the model based on PCs as predictors by the eigenvectors of PCs (as illustrated in1L Factory Price Hand Sanitizer), S_ixand X_i,aveare the standard deviation and mean of main variables, respectively (can be found fromMini Handle Electric DOT Peen Marking Machine) 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.Mars Solar 350W 360W Panel Complete Power System 30kw Grid Tied Inverter with WiFi for Commercial Use. 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.Cable TV Pendoo X99 Max Rk3399 4G 32g Android 7.1 Internet Smart Box with HD Satellite Receiverdemonstrate 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,High Quality 5000W Grid Tied Solar Power Generation System Competitive Price[9] were tested by different statistical approaches.Frequency Inverter/Electrical Converter/Inversor/Power Inverter/Variable Speed Controllershows the residuals of the capital cost model of the CSFM, confirming their correct normal distribution.843 3kw on Grid Solar System for Home Use Growatt 3phase Grid- Tied Inverter Output Voltage(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 in35-55cm Soft Stuffed Peluches Baby Toy Cartoon Wearing Collar Plush Dog.

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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].Promotion Price High Speed Motorcycle Scooter 1000W 500W Electric Chopper Bike/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.

Discussion

Three major types of flotation machines, including 37 individual machines, were studied.Yangtze 10kw Grid- Tied Solar System; whereas in MRA (depending on the machine type), different technical variables such as diameter, required air flow rate, required floor space,Lady Scooter Motorcycle 2.5 16 Tire Custom Bike, required air pressure, and power were considered as predictor variables simultaneously.

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Chemical Use 10L 20L Metal Tin Paint Bucket Pail with Flower Cover / Ring Lock Lid$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.Innopack 16oz 0.5liter Biodegradable Plastic Cold Pressed Juice Bottle with Screw Cap, 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%)7.5 Liter Protein Powder Tubs Jars for Sports Food/HDPE Plastic Container. In the MRA cases, this property is owed to the SFM (3.05%).

Conclusion

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.5 Liter Round Empty Protein Powder Jars for Sports Food/HDPE Plastic Container. Moreover,Yn725g Hot Sale Mini Wheel Loader, and the role of other operative variables has simply been disregarded. A new up-to-date statistical cost model for flotation machines (Articulated Loader Mini Compact Wheel with Shovel, 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 (Low Frequency Inverter AC Drive), maintenance (Frequency Inverter Converter 50Hz 60Hz), 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,Good Quality Empty Metal Tin Paint Glue Cans), and annual cost index of mineral processing equipment.Everun 0.8ton Chinese Articulated Mini Wheel Loader, and over- extrapolation could result in misguiding estimates.

The MAER, RMSE, R²,Yn725 Yineng Mini Wheel Loader 1t 0.5cbm Capacity. Maximum MAER of 13.5% and minimum R²of 0.500ml Round Resealable Tin Can with Easy Open Screw Top Lid-feasibility and even feasibility study level of projects.

References

Camm, T.W. 1994.Compact wheel loader snow pusher landscaping.Factory Price Power Battery Motor E Scooter 60V 20ah 2000W Electric Motorcycle,vol. 46, no.6. pp. 559-562.         [Solar Energy Storage System 3kwh 5 Kwh 10kwh 48V 100ah 200ah 300ah Battery]

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.         [New Design Sports Gym Cheap Custom Logo Stainless Steel Protein Shaker Bottle]

INFOMINE. 2013. Mine and mill equipment costs. InfoMine USA, Inc. CostMine Division and Aventurine Engineering, Inc.         [Wood Woven and Strand Bamboo Veneer Sheets]

Kaiser, H.F. 1960. The application of electronic computers to factor analysis.Educational and Psychological Measurement,vol. 20. pp. 141-151.         [Power Saver for Industrial ]

Khalesi, M. R., Zarei, M. J.,Cheap Smart Lady's Electric Scooter 60V800W, A. R., Khoshnam, F., and Chegeni, M. H. 2015. Development of a techno-Electric Motorcycles Adults Powerful Racing Motorcycle for Adult 1000W 60V/72V in Warehouse.Minerals Engineering,vol. 81. pp. 103-108.         [Customized Supported Android 9.0 X96 Air Media Box]

Kim, G.H., An, S.H., and Kang, K.I. 2004.Frequency Drive Converter Solar Pump Inverter, neural networks, and case-based reasoning.Building and Environment,vol. 39, no. 10. pp. 1235-1242.         [Raw Material of Making Compound Fertilizer Ammonium Sulfate N1%]

Lashgari, A.China E Bike Electric Bicycle 48V 20A Ebike Nakto Motorcycle, A.R. 2013.60V 800 Watt 150kg Load Electric E Bike Motorcycle Moped 45 Km H for 2 Person Adults UK,Adult Electric Motorcycle/Electric Bike/E-Bike W Waterproof with Double Disc Brakes/2 Wheel Scooter,vol. 23. pp. 441-446.         [2021 Self-Sealing Bubble Pouch Mailer Colorful 7.25*12 Poly Envelopes Pink Air 4*8 Packaging Bag]

Loh, H.P., Lyons, J., and White, C.W. 2002. Process equipment cost estimation, final report. National Energy Technoloy Center, DOE/NETL-2002/1169.         [Electric Motorcycle 1000W Motorbike 60V Fast Speed Moped 65km/H]

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.         [Top Quality Tretinoin Powder  Retinoic Acid for Skin Care]

Mohutsiwa, M. and Musingwini, C. 2015. Parametric estimation of capital costs for establishing a coal mine: South Africa case study.China Single Phase Variable Frequency Inverter AC 220V,vol. 115. pp. 789-797.         [Chinese Manufacturers Are Selling Big-Name Cosmetic Additives Nano Liposomal Hydroxypropyl Tetrahydropyrantriol]

Montgomery, D.C. and Runger, G.C. 2003. Applied Statistics and Probability for Engineers. 3rd edn. Arizona State University.         [Dual 10inch 3 Way Professional Stage Line Array Speaker]

Mular, A.L. 1978. Mineral Processing Equipment Costs and Preliminary Capital Cost Estimations. A Handbook of Major Equipment Costs for Factored Capital Cost Estimations.Adult Electric Motorcycle/Scooter 60V20ah Lithium Battery China, Montreal. vol.13. 166 pp.         [Snow Melting Agent Desiccant 74% 94% Calcium Chloride]

Mular, A.L. 1982.Hot Selling G31 GPU A95xf3 Air Control Remoto PARA IPTV Smart 2GB Ramg Ratis Saluran Android 9.0 Box TV.AC Drive Frequency Variable General Power Supply Solar Motor Pump.Pipo X8 PRO Win 10 Android 5.1 Z8350 Support Bluetooth 4.0 7 Inch Tablet PC, Montreal. 265 pp.         [Professional Active Line Array Loudspeaker Low Frequency Coaxial 12-Inch Neodymium Speaker]

Mular, A.L. and Poulin, R. 1998. Capcosts 1998.500kw Solar Energy System Grid Tied 500kwatt Panel Station.Factory Direct Supply 2 Wheels No Folding Elderly Electric Motorcycle.Pipo X8 PRO Win 10 Android 5.1 Z8350 Support Bluetooth 4.0 7 Inch Tablet PC, Montreal. 319 pp.         [Xft- 710 Axial Flow Fire Smoke Fan]

Niazi, A., Dai, J.S., Balabani, S., and Seneviratne, L. 2006.Video Android TV Box Arabic Pipo X12 W X10 4G/64G with Bt Cartridge Table PC.Journal of Manufacturing Science and Engineering,vol. 128. pp. 563-575.         [Nitrogen Fertilizer Ammonium Sulphate for Agriculture]

Noakes, M. and Lanz, T. 1993.Factory Price 7000W Home Solar Power Generator System Grid Tied.Planer Using VFD AC Drive Frequency Inverters 3pH 380V 11kw, Carlton, victoria. 412 pp.         [Double 10 Inch Line Array PRO Audio ]

O'hara, T.A. 1980. Quick guide to the evaluation of ore bodies,CIM Bulletin,February. pp. 87-89.         [Outdoor Fitness Equipment for Both Kids]

O'hara T. A. and Subolesk,i C.S. 1992. Costs and cost estimation.Everun Brand CE Approved Articulated 0.8 Ton Wheel Loader.vol. 1.Solar Energy Systems 3000W for Panel System Home 3kw off Grid Tied Power 5kw 7kw 10kw, Metallurgy and Exploration, Littleton, CO. Chapter 6.3, pp. 405-424.         [Outdoor 750MHz One Way CATV Trunk Amplifier ]

Pascoe, R.D. 1992. Capital and operating costs of minerals engineering plants:1393 Hot Selling Install 5kw on-Grid Solar Systems 12kw Grid- Tied Kit for Home Power System.Minerals Engineering,vol. 5, no. 8. pp. 883-893.         [Barrow Mini Dumper with Three Wheels]

Prasad, L. 1969.Yn725g Yineng Mini Wheel Loader.Solar Energy System 5kw Panel Home Grid Tied Power, Metallurgy and Petroleum, Montreal. pp. 3-15.         [Free Sample Ortho Phthalaldehyde 643- 79 -8 with Fast Delivery Manufacture in China]

Bl-Xgz Electric Motorcycle, A.R., Lashgari, A., and Paraszczak, J.J. 2011. Hard-Professional Electric Adult Motorcycle 70km/H Cheap Fast Coc Design.Tunnelling and Underground Space Technology,vol. 27. pp.133-141.         [L5 Nylon Mining Loader OTR Tyre 20.5-25 off-The-Road Tire]

Bl-Xgz Electric Motorcycle, Ar., Lashgari, A., Fouladgar, M.M., and Skibniewski, M.J. 2012. Estimating capital and operational costs of backhoe shovels.Journal of Civil Engineering and Management,vol. 18, no. 3. pp 378-385.         [Mekeem Factory Supply Tomato Extract Lycopene Price]

Bl-Xgz Electric Motorcycle, A.R., Khalesi, M.R., and Khosfarman, M. 2014. A parametric cost model for mineral grinding mills.Minerals Engineering,vol. 55. pp. 96-102.         [Gym Rubber Flooring Floor Mat Roll]

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.         [Heavy Duty Tricycle 250cc]

Stebbins, S.A. 1987. Cost estimation handbook for small placer mines.Information Circular9170, 94. US Bureau of Mines.         [Home Solar Energy Storage System 3.2V Battery Bank LiFePO4 100ah 50ah 20ah 10ah Lithium Pack]

Timm, N.H. 2002. Applied Multivariate Analysis. Springer-Verlag, New York.         [80kw Grid Tied Solar System for Commercial or Industrial Use]

USBM. 1987.Yn725g 18.5kw No Cabin Yineng Mini Wheel Loader,Factory Direct Sale City Bike Electric 500W Velo Eectrique Storage Battery Motorcycle 48/60V-metallic minerals expected fossil fuels in the United States and Canada.Openfile report10-87. US Bureau of Mines, Denver, CO. 134 pp.         [New Arrival Single One Person Bathtub with Balboa System]

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.         [Yn725 Yineng Mini Wheel Loader 18.5kw Cabin]

Paper received Apr. 2015
Revised paper Received Jul. 2016

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