Condition based maintenance cbm offers the promise of enhancing the effectiveness of maintenance programs in a way that no other single concept has ever matched. Pdf examples of condition based maintenance with the. For this reason, achieving costeffective plant maintenance is highly important. Conditionbased maintenance cbm, also known as predictive maintenance, is a maintenance practice that derives maintenance requirements, in large part, from realtime assessment of platform or. With ever increasing demands from top management to accomplish more work and decrease operating costs, investing in predictive maintenance and condition monitoring tools makes more sense today.
Conditionbased maintenance a special issue published by hindawi. Condition based maintenance continuously improving. Factors such as fault and failure modes, criticality and costeffectiveness need to be considered. Conditionbased maintenance allows preventive and corrective actions to be scheduled at the optimal time, thus reducing the total cost of ownership. Through the utilization of various nondestructive testing and. Through the utilization of various nondestructive testing and measuring techniques, predictive maintenance determines equipment status before a breakdown occurs. Predictive maintenance methods are often incorporated into a preventive maintenance program. Apply to maintenance engineer, process technician, chief engineer and more. Condition based maintenance in the manufacturing industry diva. No outage occurs, repairs are scheduled, and major failures are.
An optimization method for condition based maintenance cbm of aircraft fleet considering prognostics uncertainty is proposed. Conditionbased maintenance and machine diagnostics. Condition based maintenance or predictive maintenance, uses primarily non destructive testing techniques, visual inspection, and performance data to assess machinery condition. Conditionbased maintenance cbm, shortly described, is maintenance when need arises. Maintenance techniques and po licies are changing a nd. Rather than increasing the frequency of timebased maintenance intervals to mitigate the ageing infrastructure problem, an online switchgear monitoring and diagnostic system offers the possibility of. You will recall that preventive maintenance is timebased. The purpose of this book is to inform readers about techniques currently available in. Condition based monitoring cbm is a type of predictive maintenance that involves using sensors to measure the status of an asset over time while it is in operation. Condition based maintenance strategy for equipment failure. Condition based maintenance with internet of things. Many times it is economically more sensible simply to.
An evaluation of condition based maintenance for a. Using condition maintenance can cause you to become a reactive organisation if you decide to rectify problems only after detecting impending failure. This book shows how condition monitoring can be applied to detect internal degradation in pumps so that appropriate. Condition based maintenance takes advantage of technology developments in the areas of machinery monitoring, signal processing and fault modeling to reduce the cost of ownership through improved. In manufacturing, its application has been somewhat. Or at least, the monitoring time must be shorter than the span of the pf interval.
Make assets equipment more intelligent, align assets. Condition based maintenance cbm is a maintenance technique that offers some activities based on information which is gained from condition monitoring of selected equipment 1. Key steps to implementing conditionbased maintenance. Download limit exceeded you have exceeded your daily download allowance. Ibm has a development strategy based on three pillars. There are a number of different tools and techniques that allow maintenance teams to do this. Infrastructure and configuration required to turn diagnostics into information. Albeit chronologically much older, it is considered one section or practice inside the. Predictive maintenance of pumps using condition monitoring. An optimization method for condition based maintenance of. Conditionbased maintenance cbm refers to a collection of activities, inspections, tests and procedures that are performed in response to the failure or destabilization of equipment, a machine or a material. However, this thesis mainly focuses on the use of the vibration analysis technique in. Based on the failure mode for each equipment identify the best method to use to monitor the condition of the equipment.
This involves keeping tabs on the state of an asset using certain performance indicators. The complete conditionbased maintenance cbm guide fiix. Predictive maintenance is the complement of preventive maintenance. Condition based maintenance strategy linkedin slideshare. An overview of timebased and conditionbased maintenance. Conditionbased monitoring is an accepted feature of many industries. Condition based maintenance cbm is a maintenance strategy which, simply put, measures operational parameters in assets to determine a change in their condition, performing.
Guide for surveys based on machinery reliability and. In maintenance techniques, the use of objective condition monitoring is valued low in comparison to human senses, corrective maintenance, and other preventive. Condition monitoring and diagnostic techniques for mv. The purpose of this thesis is to evaluate the possibility implementing a condition based of maintenance cbm system the military vehicle cv9035in. Condition based maintenance engineer jobs, employment. Conditionbased maintenance cbm conditionbased maintenance, also known as predictive maintenance is the most modern and popular maintenance technique discussed in the literature. This paper presents an overview of two maintenance techniques widely discussed in the literature. Condition based maintenance cbm or predictive maintenance is a technology that strives to identify incipient faults before they become critical which enables more accurate planning. Implementation strategies and tools for condition based. You will recall that preventive maintenance is time based.
Again, using multiple monitoring points within the pf interval is even better and more advisable. Effective maintenance management depends on applying the appropriate maintenance techniques. Preventive maintenance pm, as scheduled maintenance tends to be called, doesnt prevent. Run to failure rtf, and conditionbased maintenance cbm techniques to in an integrated manner to increase the reliability centered maintenance. Conditionbased maintenance, which is predictive in nature, is part of conditionbased monitoring. This is particularly suited for may print, download, or email articles continuous.
Pdf condition based maintenance byron ellis academia. Condition based maintenance system for heavy equipments. Condition based maintenance is rooted in condition based monitoring. The need for improved performance of the huge investment in industrial plant particularly electrical generating machinery in recent times necessitates the application of condition monitoring techniques in its maintenance. Conditionbased maintenance cbm is a maintenance philosophy used by industry to actively manage the health condition of assets in order to perform maintenance only when it is needed and at the most opportune times.
A general ruleofthumb is to set the intervals for inspection somewhere midway of the pf interval. It replaces arbitrarily timed maintenance tasks with appropriate maintenance task at only when warranted by equipment condition. Early on a distinction is made between an extended. The term, cbm, is often used with other terms such as predictive maintenance pdm, prognostic and health management phm. This relatively new approach to maintenance uses data drawn during operations andor maintenance intervals to forecast the need for additional or future maintenance. Condition based maintenance is only possible with a good internet of things strategy. Cbm can drastically reduce operating costs and increase the safety of assets requiring maintenance.
266 1359 590 1004 837 964 588 394 697 971 633 701 1324 789 1061 1446 1351 1348 237 862 1123 822 742 1142 1258 792 1154 875 1441 1370 1285 454 513 1359 1046 1256 1372 166 1014