Value Analysis (VA) is used to describe the application of the techniques to an existing product or services (after the fact).
Value Engineering (VE) has been used to refer to the design stage (before the fact). Saving Changes...
Dear Sameh
Value analysis and Value Engineering refer to the same concepts. Value Engineering can not be associated only with design stage. You can check the resource below for both Value Engineering and Analysis
https://www.projectcubicle.com/value-analy...niques-purpose/ Saving Changes...
Emmanuel AmankwanorEmmanuel Amankwanor, author, coach, trainer and consultant in PM, BA and Agile.| CoreTech Agile LimitedAccra, Ghana
Though I've seen both terms used together, a slight difference may exist and I will go with Sameh Nasr's answer.
I would say that value analysis is a subset of value engineering.
Analysis requires something to assess, to gain knowledge. Engineering is the application of knowledge to develop a solution.
Before there is an existing product, there may be multiple proposed products and value engineering would be employed during trade studies to select the best option. By the same token, "reverse engineering" a product involves analysis, so value engineering may be applied to existing products also. Saving Changes...
Sergio Luis ConteHelping to create solutions for everyone| Worldwide based OrganizationsBuenos Aires, Argentina
@Keith hit the nail. Just trying to add something, to direct you to PMI documentation, take a look to Business Realization Management Practice Guide. Saving Changes...
Value Analysis can be related not only in terms of physical products only it can be related to Services as well as Brand Perceived value.
While Value Engineering is broadly related to the application of engineering fundamental to enhance or optimize the product features for better customer experience with or without any cost impact. Saving Changes...