Planned maintenance percentage (PMP) Planned maintenance percentage, or PMP, is one of the most widely used measures of a maintenance department’s performance It is the percentage of the total number of maintenance hours spent on planned maintenance activities in a given time period
63 How to calculate maintenance costs - Open University
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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)
Rock characteristics for both ore and waste are typical of those of granite or porphyritic material Operating conditions, wage scales, and unit prices are typical for western US mining operations All costs listed are in 2012 US$ The key design criteria, operating schedule, equipment, personnel, supply requirements and costs are listed below:
Mining industry response to the book continues to be incredible Thanks in large part to the efforts by John Chadwick of the Mining Journal, infomine, and many other members of the mining community, the Hard Rock Miner’s Handbook has been distributed to over 113 countries worldwide Web hits and downloads continue as students and
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
TECHNICAL CALCULATION AND ESTIMATOR'S MAN-HOUR MANUAL ERECTION OF PROCESS OR CHEMICAL PLANTS , and ev en the cour age to write down the technical quantities and figur That was the r eason f or collecting v arious technical bibliogr aphy, standards, catalogues, man hours and r ates from , Gener ally , for elabor ation of the man hours f .
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 activiti Mining Recovery and Mining Dilution estimates are a required consideration in the reporting of Ore Reserves for mineral projects
Jan 29, 2018· ⇒ Employee costs per hour: The average employee salary divided by number of hours worked, multiplied by the number of employe ⇒ 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
Process Equipment Cost Estimating by Ratio and Proportion
The equipment cost estimating methods that will be outlined in this course are suitable for use with , Using Table 1 size exponents transforms the previously presented formula into, C C S , Process Equipment Cost Estimating by Ratio and Proportion
Tracking Production Downtime in Excel: Free Template ,
Use this free tracking log created in Excel 2010 to record production downtime for data analysis and report generation to evaluate machine performance by shift, product, process, issue, and seasonality From this tracking log, you can create more detailed downtime reports that will help identify the reasons for equipment failures in order to implement a more effective preventive maintenance .
Room-and-pillar mining - A method of mining flat-lying ore deposits in which the mined-out area, or rooms, are separated by pillars of approximately the same size Rotary drill - A machine that drills holes by rotating a rigid, tubular string of drill rods to which is attached a bit Commonly used for drilling large-diameter blastholes in open .
Overall equipment effectiveness (OEE) is a term coined by Seiichi Nakajima in the 1960s to evaluate how effectively a manufacturing operation is utilized It is based on the Harrington Emerson way of thinking regarding labor efficiency
Calculate TEEP – Measure Utilization and Capacity | OEE
TEEP (Total Effective Equipment Performance) is a performance metric that provides insights as to the true capacity of your manufacturing operation It takes account both Equipment Losses (as measured by OEE) and Schedule Losses (as measured by Utilization)
How to Calculate Man Hours: 11 Steps (with Pictures ,
Jun 10, 2019· How to Calculate Man Hours Man-hours are a crucial element in submitting a winning project bid as well as charging for work completed Because labor constitutes such a large portion of any contract work, estimating and reporting hours.
Availability, Reliability, Maintainability, and Capability,
Effectiveness = availability * reliability * maintainability * capability In plain English, the effectiveness equation is the product of:--the chance the equipment or system will be available to perform its duty,--it will operate for a given time without failure,--it is repaired without excessive lost maintenance time and
Jul 21, 2014· In process industries if a chain of machines run without any problem for several hours then a stage comes for the final equipment deliver the finished product Often paper industry is quoted as an example If a machine breaks down like case1, the finished paper ,
How to Calculate Overall Equipment Effectiveness: A ,
Aug 02, 2013· How to Calculate Overall Equipment Effectiveness: A Practical Guide Packaging Machinery Automation Playbook , Why does the OEE formula in Figure 1 include availability (A), performance (P) and quality (Q)? What do these words mean and what value do they bring? , All times should be in minutes not hours, with precision down to a tenth of a .
how to calculate Overall Equipment Effectiveness (OEE)
“How to calculate Overall Equipment Effectiveness (OEE)” This is a primary-importance topic in the Total Productive Maintenance (TPM) discipline Before discussing about OEE, let me remind you of some basic principles of TPM TPM was created originally by Nakajima over 20 years ago, and still considered today the leading Plant
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
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 − ,
How to Calculate Man Hours: 11 Steps (with Pictures ,
May 19, 2011· How to Calculate Man Hours Man-hours are a crucial element in submitting a winning project bid as well as charging for work completed Because labor constitutes such a large portion of any contract work, estimating and reporting hours.
requires the equipment to be shut down A review of production schedules is required Resources are attached to a specific work schedule The use of resources is balanced out In the Execution process, trained, competent personnel carry out the required work
Jun 05, 2013· How to Produce Effective Equipment Costing , divide by the number of hours you expect to use the equipment this year (1,000 hours) Assume your , equipment runs, it burns fuel and wears down .
MTBF and MTTR calculator - world-class-manufacturing
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, rather than replaced after a failure, so Mean Time Between Failures is the more appropriate measurement What is a Failure? "Failure" can have multiple meanings
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