The oma trainers are experienced om professionals and have experienced the issues surrounding om from both customer and supplier perspectives. It shows the communication flow to ensure adherence to the joint. Obsolescence is the state of being which occurs when an object, service, or practice is no longer wanted even though it may still be in good working order. Obsolescence and life cycle management for avionics william j. Obsolescence management and reach legislation enventure. Obsolescence management is vital for operational assets. As a minimum this activity must start no later than when the product is moved from current to available classification. An obsolescence management process has various advantages if it is effective integrated to various stages of a product with an objective to tackle obsolescence. An electronic component becomes obsolete when it is no longer available from the original manufacturer to the original specification. Ensuring proactive om implemented as part of the defence acquisition process. Plm obsolescence management phase 1 research report. In order to ensure that obsolescence management is a key element considered within any design, it is necessary to incorporate the concepts into the design of a product from its earliest stages. Introduction to obsolescence management supplychain.
The first step is breaking your bom down into organized and. Obsolescence management is a key activity and one that requires resources and tools. Military systems typically outlive most of their internal components, giving rise to parts obsolescence. Challenges include parts availability, diminishing materials, counterfeit avoidance and knowing where to look to find what you need. Conference series, 2012, volume 364, 012095 to be taken into account for a detailed obsolescence risk analysis, it is more practical to assess only readilyavailable parameters for the whole bill of materials bom. The best way to protect against obsolescence is to consider it right at the start of a new project. Plm obsolescence management is a major topic of concern in industries where the lifecycle of the companys product information is longer than the lifecycle of the plm solution technology used to manage that information, and where the cost of a complete technology change is very high. Obsolescence management application guide sai global infostore.
Thus, it has become a greater challenge for military agencies to sustain their systems. Management processes and obsolescence management plans omps. The first step is to identify the period when each component in. Obsolescence management definition of obsolescence.
Reactive approaches to obsolescence management a case for proactive obsolescence management using lifecycle forecasting algorithms from independent component databases. During the life of the product, the service and repair activity monitor the level of repairs and use of spares. Obsolescence management effective management of obsolescence in systems requires three different management levels. Understanding the true definition of obsolescence management. A robust, effective risk assessment process is at the heart of any obsolescence management process. It allows you to deal with the highest priority items first and not waste time and resources on low impact, low risk components.
The obsolescence management academy oma offers training and education in the discipline of obsolescence management om. Strategic management of component obsolescence using. In this stage, time duration for which the components in bom need. Sd19 parts management guide defense logistics agency. Obsolescence risk assessment process best capability. Pdf obsolescence risk assessment process best practice. With the increasing popularity and functionality of commercial components in comparison to cost, the component obsolescence has been much frequent. Without a clear process for proactively managing that gap, onceeffective applications run the risk of becoming little more than paperweights. This is the reason why obsolescence management is now an essential part of the product support activities in sectors such as defense, aerospace, nuclear and railway.
Reactive management determines the immediate resolution to the problem of an obsolete part, executes the resolution process and tracks the actions taken. Electronic components obsolescence management microrel. Careful planning can minimize the impact of obsolescence and its potential high costs. Managing electronic component obsolescence jan 2014. Instead, i challenge oems to view their obsolescence management strategy as a process that relates to the entire life cycle of their inventory, from beginning to end. With a robust obsolescence plan or strategy in place obsolescence can be managed early and addressed methodically, it can provide significant through life savings and with the recent publicity regarding cuts in uk defence equipment costs this is an area that is welcomed with open arms as obsolescence has a particularly major impact on the supportability and through life costs of equipment.
Left unchecked, obsolescence issues increase support, development and production costs. Four obsolescence management myths that kill defense. Obsolescence risk assessment process best practice core. This paper begins by explaining the research methodology that has been followed. This step in the process is intended to identify the resources available to manage obsolescence that can be allocated to the project. We take the toplevel process flow suggested in 2 as a starting point. Strategic management of component obsolescence 5 figure 1 identifies the inputs and outputs of the drp process. Policy guide for obsolescence management policy guide by joint obsolescence management working group given in the manual obsolescence impact assessment provides understanding of current health and prediction of future problems low risk reactive approach existing stock reclamation equivalent alternative minor. Strategic life cycle management measures for minimising. The role of the parts obsolescence management team is to promote a process by which team leaders can predict parts, materials, and equipment shortagesand mitigate problemsto keep cost overruns.
The thesis provides the reader with a flow chart and a clustered dsm of the tasks along with a checklist that could be used with this obsolescence engineering and management approach. Obsolescence management objective, advantages and processes at product stages. While programs may institute complex product lifecycle management plm systems and engage large engineering teams, it is common practice for dmsms and logistics teams to target obsolescence reactively. For companies that do proactively manage component availability and obsolescence, the effect of longterm storage on. Obsolescence is inevitable and affects all systems, especially military systems which are designed for a long product life. Joint operator obsolescence management specification. Figure 2 honeywell obsolescence management process 8 figure 3 obsolescence fishbone diagram 12 figure 4 life cycle curve 18 figure 5 freescale life cycle coding scheme 43 21 figure 6 the flow of components between electronic device organizations 43. Obsolescence health report a status report on current obsolescence risk. Commercial and defenseaerospace oems original equipment manufacturers daily face the risks of component obsolescence and the resulting impacts on the longevity of. Ongoing communication within the supply chain inspires confidence. The process provides guidelines on how management activities can be optimised to reduce. Obsolescence risk assessment process best practice view the table of contents for this issue, or go to the journal homepage for more 2012 j.
It must capture all relevant risks and all results and decisions must be recorded and prioritised. Diminishing manufacturing sources and material shortages. Om enables ems partners to guarantee the longterm availability of products in the required quantity at minimum costs. Develop and implement a tool or process for technology scanning. Figure 1elements and relationships within the plm technology obsolescence management model the ishikawa diagram shown in figure 2 presents results of a more recent analysis that groups those causal factors that increase obsolescence management cost and risk into organization, process, technology, and information domains. Dotfaaarxxxx obsolescence and life cycle management. The four main inputs to the drp process are the bill of materials bom of the system being managed, the forecasted obsolescence dates for the components in the bom, the future demand for. Planned obsolescence also called builtin obsolescence or premature obsolescence in industrial design and economics is a policy of planning or designing a product with an artificially limited useful life, so that it becomes obsolete i.
Being in the process of passing out of use or usefulness. Life cycle approach to obsolescence management dsta. Component manufacturers send out pcns in document format usually pdf to the. This is the reason why obsolescence management is now an essential part of the product support activities in sectors such as defence, aerospace, nuclear and. Obsolescence describes the state which occurs when an item or process is no longer available. Component obsolescence management is a strategic practice that also mitigates the risk of counterfeit parts. Parts management contributes to the overall systems engineering mission in the risk identification and management and the lifecycle focus areas. Obsolescence procedure eurotherm by schneider electric.
Finally, psychological obsolescence, named by newman in the late fifties, could be seen as a strategy to persuade the public that style is an important element in the desirability of ones product. Obsolescence affects system supportability, safety and mission readiness. The need to understand, plan and mitigate obsolescence i. Managing obsolescence takes commitment to best practices. The aim of the research is to provide a definition of component obsolescence drivers and to formulate a process for the management of component obsolescence within a military electronic support environment.
Obsolescence management is not a traditional asset management concern but in terms of maximising the return on deployed electronics assets it will be one of the most important categories in the years to come. Obsolescence management takes into account the life span of all the moving pieces of your complex system with a plan to replace obsolete parts as they age, before it becomes a crisis. Obsolescence management synonyms, obsolescence management pronunciation, obsolescence management translation, english dictionary definition of obsolescence management. Obsolescence management planning and processes tls. Failure to proactively address asset obsolescence often results in costly, belated technology refreshes. Plm obsolescence management is a major topic of concern in industries where the lifecycle of the companys product information is longer than the lifecycle of the plm solution technology used to manage that information, and where the cost of a complete. In response, the cnacluster bahntechnik obsolescence management task force has. Biology becoming reduced during the course of evolution. International institute for obsolescence management iiom. Obsolescence risk assessment process, management and. Additive manufacturing and obsolescence management in the. In fact, one could even go as far to say that a sound obsolescence management strategy isnt necessarily a strategy at all. Solving tomorrows obsolescence management challenges with.
Obsolescence management academy keeping you up to date. Shortages dmsms guidebook is a compilation of the best proactive practices from across dod services and agencies for managing the risk of obsolescence. Whilst often overlooked it can be of such criticality that a failure to identify obsolescence issues can bring manufacturing processes to a standstill or see costs skyrocket. Obsolescence management can seem a daunting and expensive process but by following this ag 5step approach, it can be managed in a very costeffective and efficient manner. A costeffective obsolescence management process and the activities used to implement the process are applicable throughout all phases of an items life cycle. There are four intensity levels of common practices influenced by the resources available to manage dmsms.
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