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  • Users: JJayG
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  1. JJayG

    What? a difference?

    Here's another one of those that I believe is just semantics but someone out there may be able to shed more light on this. Is there a difference between a Safety Valve and a pressure relief valve? They both fulfil a similar function but definitions in some cases vary quite significantly. Any...
  2. JJayG

    Compressed or pressurised ?

    Anybody prepared to explain the difference between compressed and pressurised? 'Cos as everybody is keen to point out to me, you can't compress a liquid (well you can but not very much). But if we can't compress a liquid, how do we do hydraulic tests on boilers? And please do not be afraid to...
  3. JJayG

    NPS

    Negative Phase Sequence anybody? To include Negative Phase Sequence Trip Imminent alarm and philosophy. And if we get any ops engineers interested, preferable reactions to the above. Usual rules apply, preferably in words of one sylable or less. Have fun
  4. JJayG

    And Now MVaR in words of one sylable or less

    Here's one for all of you clever electrical chappies out there. Imagine trying to explain MVaRs to a new starter, ie. in the simplest way possible. All analogies welcome (except maybe the horse and barge one). Points may be awarded for creativity but deducted for over technicality. This has...

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