Formula For Down Hours On Mining Equipment

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BREAK

break-even analysis of mining project a thesis submitted in partial fulfillment of the requirements for the degree of bachelor of technology in mining engineering by faraz ahamad (10605034) hemant kumar chauhan (10605037) under the guidance of prof b k pal department of mining engineering national institute of technology rourkela-769008

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Guidelines for Calculating Machine HOURLY RATE

Sep 14 2016Guidelines for Calculating Machine HOURLY RATE Equipment – Cost Per Hour of Operation a common formula (machine purchase cost + expected lifetime maintenance cost) / expected hours of operating life Direct Labor Cost per Hour a common formula (total annual labor costs + taxes + benefits + paid time off) /

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What is utilization? definition and meaning

The proportion of the available time (expressed usually as a percentage) that a piece of equipment or a system is operating Formula Operating hours x 100 available hours Your utilization of time you invest in this project will determine the success of the new program we would like to introduce to the company

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How to Calculate Equipment Downtime

Jan 29 2018⇒ Employee costs per hour The average employee salary divided by number of hours worked multiplied by the number of employees ⇒ Average revenue per hour An estimate of how much revenue your company generates in a given hour ⇒ Employees affected by downtime An estimate of the percent of employees who would be unable to work due to shut down machinery

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Measuring Productivity in the Workplace Production Machining

Aug 14 2013Accumulate all shopfloor labor hours for the work week (including all shop floor production support and part-time labor) Add all of the selected production equipment machines' hours for the work week (You will need hour meter readings [HMR] for the machines ) Divide the machine hours (HMR) by the labor hours and convert the answer to minutes

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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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Standardizing Availability Definition

equipment is in an operable and committable state at the point in time when it is needed " This definition includes operable and committable factors that are contributed to the equipment itself the process being performed and the surrounding facilities and operations It has various meanings and ways of being computed depending upon its use

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Cost Models of Theoretical Mining Operations

Each of the models is developed from first principles based on typical mining criteria for rock densities swell factors drill penetration rates etc Industry-standard estimating methods are used for equipment selection personnel allocation and cost estimation

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How a focus on equipment performance productivity

major mining regions For the latter we have drawn upon 20 years of operating performance data from 136 mines and 4 760 individual machines – in all this represents more than 47 million operating hours Key findings • The global mining industry's open cut equipment productivity (ie annual output /

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Overall Equipment Effectiveness (OEE) Calculator

Total available time during the week (all shift-hours) Hours Total downtime including scheduled and unscheduled maintenance set-up times lack of personnel meetings Hours Theoretical maximum output per hour (Ideal Run or Cycle Time in bottleneck) (output per hour) Total Production during the period (Actual output)

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What is full time equivalent (FTE)? definition and meaning

The ratio units are FTE units or equivalent employees working full-time In other words one FTE is equivalent to one employee working full-time For example You have three employees and they work 50 hours 40 hours and 10 hours per week - totaling 100 hours Assuming a full-time employee works 40 hours per week

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Planned Maintenance Percentage (PMP)

Planned maintenance percentage (PMP) It is the percentage of the total number of maintenance hours spent on planned maintenance activities in a given time period For example if you spent 300 hours during the month on planned maintenance activities out of a total of 400 hours spent on all maintenance then your PMP would be 75%

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Availability Reliability Maintainability and Capability

equipment of one year whereas a second plant may require a five year mission time because of their turnarounds Similarly one plant may set a repair time for a specific pump as 8 hours elapsed time for a two man crew and the second plant may allow 12 hours elapsed time for a two man crew

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How to add subtract time in Excel to show over 24 hours

Jul 26 2019To show a time interval of more than 24 hours 60 minutes or 60 seconds apply a custom time format where a corresponding time unit code is enclosed in square brackets like [h] [m] or [s] The detailed steps follow below Select the sell(s) you want to format Right click the selected cells and then click Format Cells or press Ctrl + 1

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Vibrating Screen Working Principle

A vibrating mechanism attached to the middle of the screen imparts rapid vibrations of small amplitude to its surface making the ore which enters at the top pass down it in an even mobile stream The spring-loaded bolts which can be seen in section in Fig 7 move with a hinge action allowing unrestricted movement of the entire screening surface without transmitting the vibrations to the frame

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Planning Your Bitcoin Mining Operation – Block Operations

Jul 10 2016Even if you had to shut down miners for 10 hours a day in August it would still be more economical than installing and running AC I will buy some mining equipment as soon as possible! Reply Terrance January 4 Planning Your Bitcoin Mining Operation – Block Operations – Operating a Bitcoin mining facility can be profitable but

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how to calculate Overall Equipment Effectiveness (OEE)

How to calculate Overall Equipment Effectiveness (OEE) 4 In the ideal productive process equipment should be operating at capacity of the time TPM is a powerful discipline leading in a process of continuous systematic improvement towards the ideal with 0

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Salvage Value

So the scrap value of the equipment is $10 000 Now as we know that the value of the equipment is $10 000 the depreciation for this equipment will be calculated on = ($100 000 – $10 000) = $90 000 Salvage Value Formula Let's have a look at the salvage value formula below –

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Machine efficiency and man power utilization on

events are equipment failures/breakdowns quality problems material shortages and most importantly changeover time Changeover time is the time wasted in between shifts i e a form of downtime that can be reduced The remaining time is called Actual Operation Time which is the effective production duration 4 1 Availability

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Maintenance Management KPI's

Standard KPI Equipment Utilization will be calculated as follows OH / OH + DH + I/SH X 100 = Equipment Utilization OH = Operating Hours DH = Down Hours IJSH = Idle/Standby 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 MINING

MINING EQUIPMENT- AN OVERVIEW inter-firm 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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KPI Availability (excluding planned downtime)

Availability (excluding planned downtime) Percentage of actual uptime (in hours) of equipment relative to the total numbers of planned uptime (in hours) Planned uptime = service hours – planned downtime Planned downtime is downtime as scheduled for maintenance Also known as Service Outage Duration

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Downtime

The term is also commonly applied in industrial environments in relation to failures in industrial production equipment Some facilities measure the downtime incurred during a work shift or during a 12- or 24-hour period Another common practice is to identify each downtime event as having an operational electrical or mechanical origin

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MTBF MTTR

For example a system should operate correctly for 9 hours During this period 4 failures occurred Adding to all failures we have 60 minutes (1 hour) Calculating the MTBF we would have MTBF = (9-1)/4 = 2 hours This index reveals that a failure in the system occurs every 2 hours leaving it unavailable and generating losses to the company

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Basics of drilling 1

Mar 13 2012Basics of drilling 1 (1) Drill AdaptabilityThe type of rock drill used in mining drilling is generally determined by the hole diameter required and the mechanical properties principally hardness of the rock A top hammer is commonly employed for drilling of holes less than 125 mm in diameter in all but the hardest rock

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MTTR MTBR Failure Rate Availability and Reliability

Jul 21 2014Through other formula for Equipment Availability [MTBR / (MTTR + MTBR)] * 100 = (450 / 504 )*100 = 89 2 We have seen the Availability Now let's see the Reliability What is Reliability? Reliability can be broadly defined as the probability that an Equipment will perform its intended functions continuously for a specified duration

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Equipment Maintenance and Replacement Decision

Equipment Maintenance and Replacement Decision Making Processes Michael W Gage This project contains recommendations for the decision making processes for support and production equipment maintenance and replacement for a large defense contractor Recent literature has been reviewed to provide perspective on current trends in the field A complete

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How to Calculate Depreciation on Equipment

Depreciation is an accounting term that refers to the allocation of cost over the period in which an asset is used In a business the cost of equipment is generally allocated as depreciation expense over a period of time known as the useful life of the equipment

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Tons Per Hour

Tons Per Hour - solid liquid separation engineering and equipment for mining and wastewater industries Filter Press - Slurry Pumps - Ash Pond Management Solid liquid separation engineering and equipment for mining and wastewater industries 24/7 Support 916-663-3800 Equipment

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Equipment Utilization Form Equipment Utilization Form is

• If you have equipment Pool (EP) access you will only be able to generate the form for drop -down list 3 DPAS Quick Reference Guide Equipment Utilization Form DPAS Call Center 1-866-498-8687 To schedule an Equipment Utilization Form using the Dispatch process use the following steps 1 Select Dispatch

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Calculate OEE

Formula Planned Production Time − Stop Time Example 420 minutes − 47 minutes = 373 minutes Good Count If you do not directly track Good Count it also needs to be calculated Formula Total Count − Reject Count Example 19 271 widgets − 423 widgets = 18 848 widgets Availability Availability is the first of the three OEE factors to be calculated

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