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Economic lifetime of a drilling machine:

underground Swedish mine to identify the economic replacement time of a drilling machine ... the existing equipment to maximise production and minimise cost?

Economic lifetime of a drilling machine - MSc Thesis

Findings show that the economic replacement lifetime of a drilling machine in ... These factors are related to the cost of mining equipment and its economic.

Major Equipment Life-cycle Cost Analysis - MnDOT

impact on economic life output than fuel prices for a dump truck. ... the conclusion that when deciding to replace a piece of equipment, engine efficiency should...

Major equipment life cycle cost analysis - Iowa State University ...

O'Connor, Edward Patrick, "Major equipment life cycle cost analysis" (2014). .... IMPACT OF FUEL VOLATILITY ON EQUIPMENT ECONOMIC LIFE . ...... approach a replacement analysis and to ultimately make an equipment replacement...

Repair or replace? - Plant Services

Sep 4, 2003 ... A decision tool called equivalent annual cost (EAC) can be applied to the repair-versus-replace question. EAC allows engineers and operators...

Optimum Equipment Management Through Life Cycle ... - RPMGlobal

Large mining operations need ... cycle is an economic decision, ... effective Life Cycle Cost (LCC) tool ... and Finance Managers to replace the equipment at a.

SNL Metals Economics Group's Copper Study Reveals Lower ...

Jul 22, 2013 ... Besides the costs of operating mines, companies had to find or ... build mines to replace exhausted ones, continually upgrade equipment, and...

Economic lifetime of a drilling machine: a case study on mining ...

It considers the purchase price, maintenance and operation costs, and the machine's ... Keywords: drilling machines, economic replacement time, optimisation...

2016 Cost Index & Depreciation Schedules - Greene County NC

Jan 1, 2016 ... equipment up to current replacement cost new, which would be: $10,000 x 1.11 ... life and therefore has three years remaining in its useful economic life: ...... farm machinery, construction and mining machinery, food products.

New Life for Old - EMJ - Engineering & Mining Journal

Jan 9, 2017 ... Replacing time-expired mining equipment like-for-like with a new .... “An economic analysis showed this to be the lowest-cost option over the...

The 50 Percent Rule: Repair Or Replace, Revisited | The Art Of ...

Apr 25, 2014 ... The myriad ways in which we use machines to satisfy our desires, along ... Before we get to the 50% Rule, I want to discuss some basic ways to think about the economic value of repair. .... rcost = the direct, out-of-pocket cost of the repair ...... A friend of mine has been looking into automotive repair and has...

2017 Cost Index & Depreciation Schedules - North Carolina ...

Jan 1, 2017 ... equipment up to current replacement cost new, which would be: $10,000 x 1.11 ... life and therefore has three years remaining in its useful economic life: ...... farm machinery, construction and mining machinery, food products.

Determining the optimal moment for replacing equipment - Munich ...

Jun 20, 2011 ... The economic efficiency of upgrading and developing fixed capital in production units. The techno-economic ... constructions (mines, drills, railways, etc.) .... costs of maintenance and repair of equipment are lower. This is...

Equipment Maintenance and Replacement Decision Making ...

production equipment maintenance and replacement for a large defense contractor. Recent .... Replacement Cost for the Year . ..... manufacturing firms to the Italian economy, and the embedded importance of maintenance for ... two case studies, one focusing on machine health mining and the other on predicting assembly.

The problem with sustaining, Sustaining Capital in Mining & Metals ...

Apr 8, 2015 ... Often Sustaining Capital is merely thought of as replacement capital ... that assess the economics of a project including the capital required to sustain it. ... For example, equipment acquisition costs are substantially cheaper by...

Model for economic replacement time of mining ... - Emerald Insight

The objective is to minimise the total cost of capital equipment, where total cost includes acquisition, operating, maintenance costs and costs related to the...

Case Study: Model for Economic Lifetime of Drilling Machines in the ...

Aug 15, 2014 ... In the mining industry, the costs associated with owning equipment can .... the replacement age of a mining drilling machine from an economic...

Case Study: Model for Economic Lifetime of Drilling Machines in the ...

Jan 1, 2014 ... model to identify the economic lifetime of a mining drilling machine. A data- ... the company replace the equipment to minimize cost? How can...

Rebuilding vs Replacing Mining Machinery - Minesite Mechanical ...

Mar 16, 2016 ... Quality, functional equipment is crucial to success in the mining industry. ... is economic savings with a substantial reduction on new price.

Where machines could replace humans--and where they can't (yet ...

Where machines could replace humans—and where they can't (yet) ... The cost of labor and related supply-and-demand dynamics represent a third factor: if ... potential, is only the second most readily automatable sector in the US economy. .... In mining, autonomous haulage systems that transport ore inside mines more...