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Enterprise Resource Planning By : Morteza Noferesti 1385 / 10
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OUTLINE Definition Implementation Upgrade Approaches used to implementing ERP ERP vendors ASP
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Definition بسته نرم افزاري ERP مجموعه اي از ماژولهاي يكپارچه و از پيش طراحي شده اي است كه تمام فرايندهاي سازمان را در بر ميگيرد.
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Def… ساختار ماژولار يكپارچگي از پيش طراحي شده
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Success In ERP Projects Manage it like a business Clarify the definition of success Anticipate resistance Do your homework Align the interests Build the names Don’t underestimate
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ERP Steering Committee Represent stakeholders and constituents. Attend all scheduled meetings. Chair and/or participate on working subgroups as appropriate
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Converting Existing Process Understand Simplify Rearranging Eliminating Combining Increasing Automate
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ERP ON THE WIRE Functional Erea: Database component The client Application component
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ERP ON THE WIRE Two-tier implementation
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ERP ON THE WIRE Three–tier client/server implementation
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ERP ON THE WIRE Average Response Time Minimum Response Time Total Measured Time 6.20390 seconds5.80800 seconds6.51000 seconds62.039 seconds Total transaction time = Client data entry time + Server processing time + Network transmission time GanymedeSoftware wanted to emulate the network flows and volumes associated with a typical ERP transaction. “Add Employee” transaction is comprised of 242 sends between the client. and the server.They executed this transaction 10 times during each test. they executed Add Employee transaction over a 100Megabit LAN connection
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ERP هزينه ها ي Cost: Between $500,000 and $1,000,000,000 هزينه هاي واقعي خريد سخت افزار و نرم افزار هزينه هاي پنهان آموزش آزمايش customization تبديل داده ها مشاوره جايگزيني بهترين ها هيچگاه كار تيم پياده سازي تمام نميشود
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UPGRADING ERP SYSTEM
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Findings and Analysis in AMR Research Opportunistic upgrades balance costs and business benefits All upgrades involve steep fixed expenses, averaging over $1,839 per user
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Cont… Business change, expansion, or desupport drive upgrades
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Cont… The upgrade schedule is becoming more predictable
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Cont…
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Upgrade scenarios derive from age of implementation and business plans Our data shows that companies follow no set pattern
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Approaches Used to Implementing ERP Tops-Down Business Model Driven Approach focus primarily on business processes to define the system using flowcharting capabilities that graphically show the tasks and events in the processes using object-oriented technology to model business objects Ex : SAP and Baan
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Approaches Used to Implementing ERP Bottoms-Up Approach : More focused application requirements Using database information structure and builds applications and tools onto it This approach offers more flexibility to create more customized application and process solutions. Ex : Oracle and PeopleSoft
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ERP VENDORS
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Top ERP Vendors : SAP mySAP ERP Oracle E-Business Suite Microsoft Dynamics Ellipse SSA : SSA BPCS SSA - SSA ERP LN
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SAP Five IBM employees launch SAP SAP stands for “System, Applications, & Products in data processing.” Their vision : to develop standard application software for real-time business processing
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SAP History : 1973 : financial accounting software 1974 : SAP R/1 1979 : SAP R/2 1990 : SAP R/3 1999 : mySAP
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Navigation in SAP Topics: The Easy Access Menu Toolbars and Icons
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The Easy Access Menu Menu Path Logistics > Production > Master Data > Material Master > Material > Display > Display Current
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Toolbars and Icons
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ASP ASP تمامی جوانب پشتیبانی و نگهداری نرم افزار را به ازای یک هزینه ماهیانه تامین می کند. Enterprise level ASP معیار انتخاب ASP Focus Performance Expertise
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IRAN شرکت ذوب آهن اصفهان برای اولین بار در سال 1383 اولین ERP System را در کشور ایجاد کرد. مشخصات پروژه : پیمانکار : شرکت باسا با همکاریGTS امارات مدت اجرای پروژه : 13 ماه تاریخ شروع : 03/06/82 تاریخ اتمام : 03/07/83 نام بسته نرم افزاری : Oracle E. Business suite
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IRAN اهم فعالیت های انجام شده در پروژه : تجهیز و پشتیبانی سایت پیاده سازی پروژه نصب سرور های اصلی ERP طراحی و اجرای شبکه جامع دیتای ذوب آهن حدود 100 مورد سمینار و نشست های گوناگون آموزش تخصصی حدود 150 نفر تولید گزارش حدود 200 مورد
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Refrences www.GanymedeSoftware.com www.erp.com www.ITtoolbox.com www.Techguide.com www.sap.com www.esfahansteel.com www.tiraman.com www.behsad.com www.iasbs.com www.asp.net www.r2isc.com www.amrresearch.com
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Any Question ?
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Thank You … Specially Thanks to : Soheil Seddigh
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