Posted by: ahmedashfaque | April 23, 2014

testing & quality assurance: preventive vs. reactive


Ashfaque Ahmed's Blog

In manufacturing world, we have 2 types of maintenance viz. preventive maintenance and reactive maintenance. In preventive maintenance, regular inspection of machines are done and if any machine found to be not performing well then before it breaks down, a shutdown is taken and machine is fixed before it breaks down. In reactive maintenance, when a breakdown occurs then a shutdown is taken and the machine is fixed.

When any breakdown of a machine occurs then a shutdown can not be taken immediately. For example, the breakdown occurs in the night shift and no adequate maintenance personnel are available to take a shutdown and fix it. Similarly, even in day time, it may take time to bring men and tackles at the breakdown site, do some preparation and then actually start working on the fixing work. Sometime, the preparation time could be as high as 10 hours. Thus there will…

View original post 180 more words

Advertisements

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s

Categories

%d bloggers like this: