Re: [R] MTBF Reliability calculations

2007-08-01 Thread Andrew Rowland
On Tue, 2007-07-31 at 15:10 -0700, Jennings, Eric wrote:
 I'm working on a project involving reliability values (known failure
 rates) for a system with approximately 700 components with a set
 cconfiguration.
 
 I'm looking to compute a parts-count MTBF (mean time between failures)
 for the system. 
 
 (See also MIL-HDBK-217)
 
  
 
 Is there anything in R that can help me with this?

You could enter all the data (component types and counts) into a file
and then use R to multiply and add.  R is a little more than you need to
perform a parts count 217 analysis or a part stress analysis for that
matter.  A spreadsheet would suffice for something as small as 700
components if you don't want to or can't use something like Relex,
Reliasoft, Item, etc.
-- 
Andrew Weibullguy Rowland
Reliability  Safety Engineer

[EMAIL PROTECTED]
http://webpages.charter.net/weibullguy
http://reliafree.sourceforge.net


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[R] MTBF Reliability calculations

2007-07-31 Thread Jennings, Eric
I'm working on a project involving reliability values (known failure
rates) for a system with approximately 700 components with a set
cconfiguration.

I'm looking to compute a parts-count MTBF (mean time between failures)
for the system. 

(See also MIL-HDBK-217)

 

Is there anything in R that can help me with this?

Thanks, 
Eric Jennings 

QA Technical Assistant 
Crane Electronics --Redmond 
10301 Willows Road 
P.O. Box 97005 
Redmond, WA 98073 
PH 425.895.5039 
e-mail [EMAIL PROTECTED] 

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