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formula for down hours on mining equipment

Standard KPI Equipment Utilization will be calculated as follows OH OH DH ISH X 100 Equipment Utilization OH Operating Hours DH Down Hours IJSH IdleStandby Hours Procedure Monthly and or as directed the Maintenance Planner will compile all necessary MIS data required to produce an accurate and timely report This performance measurement applies to all

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3 STUDIES ON AVAILABILITY AND UTILISATION OF
3 STUDIES ON AVAILABILITY AND UTILISATION OF

MINING EQUIPMENT AN OVERVIEW interfirm comparisons To sum up there is a necessity to lay down on systematic basic well defined terms factors and indices required for control and management of mining equipment The month wise details regarding working hours repair hours idle hours availability and utilization of various

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Guidelines for Calculating Machine HOURLY RATE
Guidelines for Calculating Machine HOURLY RATE

Calculate the annual costs of these then divide by total labor or machine hours for the year This will be your overhead cost per hour Once the above costs are calculated you can use the formulas and guidelines below to arrive at either a “general” shop hourly rate or an hourly rate based on a specific piece of equipment

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Performance Measurement of Mining Equipments by
Performance Measurement of Mining Equipments by

to make sure the equipment producing 24 hours a day seven days per week In order to provide that every steps of equipment should be recorded so that time losses can be determined

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ESTABLISHING TOTAL AIRFLOW REQUIREMENTS FOR
ESTABLISHING TOTAL AIRFLOW REQUIREMENTS FOR

ESTABLISHING TOTAL AIRFLOW REQUIREMENTS FOR UNDERGR OUND METALNONMETAL MINES WITH TIER IV DIESEL EQUIPMENT ABSTRACT Traditionally airflow requirements for diesel equipment operating in underground environments such as mines and tunnels were determined by multiplying the vehicle power by a ventilation rate that was

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Calculating Downtime During Hours of Operation SOLVED
Calculating Downtime During Hours of Operation SOLVED

May 01 2018 · The complexity comes with nonstandard business hours such as a shopping mall which is open 7 days a week with different operating hours per day Using row 3 as the example manually calculating the downtime gives 1890 minutes or 315hrs of downtime

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MTBF and MTTR calculator
MTBF and MTTR calculator

On the other hand without oil changes an automobiles engine may fail after 150 hours of highway driving – that is the MTTF Assuming 6 hours to remove and replace the engine MTTR Mean Time Between Failures is 150 hours Like automobiles most manufacturing equipment will be repaired

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3 CALCULATION OF MACHINE RATES
3 CALCULATION OF MACHINE RATES

For example in felling the power saw rarely works more than 4 hours per day even though the cutter may work 6 or more hours and may be paid for 8 hours including travel If felling production rates are based upon a sixhour working day with two hours of travel the machine rate for an operator with power saw should consider 4 hours power saw use and eight hours labor for six hours production

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How to Produce Effective Equipment Costing
How to Produce Effective Equipment Costing

Jun 05 2013 · Add up your annual costs for licensing insurance and taxes then divide by the number of hours you expect to use the equipment this year 1000 hours Assume your total fees for the three add up to 3000 Your cost per motor hour for this piece is 3 motor hour 3000 1000 hours

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How to Calculate Machine Hours Worked  Bizfluent
How to Calculate Machine Hours Worked Bizfluent

The time that a machine spends in active operation is referred to as machine hours If you operate your production floor in two eighthour shifts every day and your equipment runs continuously your equipment logs 16 machine hours a day On a fiveday work week thats 80 hours a week which comes out to 4160 machine hours per year for each

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Cycle Time Formula How to Calculate Cycle Time  SensrTrx
Cycle Time Formula How to Calculate Cycle Time SensrTrx

The Cycle Time Formula is an essential manufacturing KPI to understand in manufacturing It is used by ERP and MES systems for scheduling purchasing and production costing It is also a critical part of the OEE calculation use our OEE calculator hereFortunately it is easy to calculate and understand

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3 CALCULATION OF MACHINE RATES
3 CALCULATION OF MACHINE RATES

For equipment that works very few hours per day the derived equipment lives may be very long and local conditions should be checked for the reasonableness of the estimate 333 Salvage Value S This is defined as the price that equipment can be sold for at the time of its disposal Used equipment rates vary widely throughout the world

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ESTABLISHING TOTAL AIRFLOW REQUIREMENTS FOR
ESTABLISHING TOTAL AIRFLOW REQUIREMENTS FOR

ESTABLISHING TOTAL AIRFLOW REQUIREMENTS FOR UNDERGR OUND METALNONMETAL MINES WITH TIER IV DIESEL EQUIPMENT ABSTRACT Traditionally airflow requirements for diesel equipment operating in underground environments such as mines and tunnels were determined by multiplying the vehicle power by a ventilation rate that was

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Machine Hours Rate Formula and Calculation With
Machine Hours Rate Formula and Calculation With

Machine Hours Rate Formula Calculation Problems and Solutions The machine hour rate is similar to the labour hour rate method and is used where the work is performed primarily on machines

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Equipment selection  QueensMineDesignWiki
Equipment selection QueensMineDesignWiki

The equipment selection process for an underground mine design plan has an extremely wide scope as there are a myriad of parameters to consider when incorporating mobile and stationary equipment in hard or soft rock mining applications This article primarily focuses on the initial selection of mobile equipment in hard rock mining operations

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Mining Equipment Costs  InfoMine
Mining Equipment Costs InfoMine

Mining Equipment Fleet 10000 tonne per day ore waste open pit mine The following listings of equipment capital and operating costs are taken directly from the current Mining Cost Service Manual and Mine and Mill Equipment Cost Estimators addition to the items listed here these manuals contain entries for 74 additional excavators 50 additional haulers 16 dozers 6 graders

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How to Calculate Total Cost of Ownership
How to Calculate Total Cost of Ownership

To fully understand what you are paying for equipment you need to evaluate the Total Cost of Ownership TCO which is an estimation of all the collective expenses associated with purchasing and operating a piece of equipment The TCO will provide a way to compare pieces of equipment

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Estimation of Open Cut Mining Recovery and Mining
Estimation of Open Cut Mining Recovery and Mining

Estimation of Open Cut Mining Recovery and Mining Dilution By Kent Bannister ARMIT FAusIMM CP CEO Kent Bannister Pty Ltd KBPL Summary Loss and dilution of Mineral Resource grade occurs during mining activities Mining Recovery and Mining Dilution estimates are a required consideration in the reporting of Ore Reserves for mineral projects

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Calculate OEE – Definitions Formulas and Examples  OEE
Calculate OEE – Definitions Formulas and Examples OEE

The simplest way to calculate OEE is as the ratio of Fully Productive Time to Planned Production Time takes into account all events that stop planned production long enough where it makes sense to track a reason for being down Formula Shift Length − Breaks Example 480 minutes −

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Safety Formulas  EHS
Safety Formulas EHS

Purpose The purpose of this element is to provide a practical and uniform method for recording measuring incidents and employee injuries occurring on the job Incident and injury rates will be compiled in accordance with the American National Standards Institute ANSI Z164 code This information will be used to evaluate • The seriousness of the employees’ injury trends

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System Reliability and Availability Calculation
System Reliability and Availability Calculation

The input and output transducers have fairly high availability thus fairly high availability can be achieved even without redundant components Calculating System Availability The last step involves computing the availability of the entire system These calculations have been based on serial and parallel availability calculation formulas

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Dozers Graders Scrapers Loaders Excavators Cranes
Dozers Graders Scrapers Loaders Excavators Cranes

Grader Trick of Trade 1 Use the following formula to prepare estimates of the total time in hours or minutes required to complete a grader operation Total time P x D S x E where P number of passes required D distance traveled in each pass in miles or feet S speed of grader in mph or fpm multiply mph by 88 to convert to fpm

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WriteDown Definition  Investopedia
WriteDown Definition Investopedia

Aug 09 2019 · WriteDown A writedown is the reducing of the book value of an asset because it is overvalued compared to the market value A writedown typically occurs on a

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