[Gasification] Re: Lego /Instrumentation, Control and Operation

[Arnt Karlsen]

On Wed, 24 May 2006 15:39:03 -0700, Mark wrote in message 
<064601c67f82$db94b5b0$0500a8c0 at AV2>:

> It's a bit hard to imagine why LINUX or any other complex operating
> system would really be suitable for a gasifier. These are multi-user,
> multi-tasking operating systems and unless we are intending to run a
> complete industrial installation they are overkill. 

..is _why_ you trim off _all_ excess fat.   You don't need no fancy gui
to run a genset off a gasifier.

> Actually, the are not so good for a large installation, either. Even
> here they are interfaced to PLCs. For smaller systems there's not much
> advantage either, and they're never used for real-time control because
> of their non-predictable interrupt latencies.

..except we don't need no fancy millisecond real time latencies to run a
genset off a gasifier, and if we do change our minds about it, we simply
compile it in.  ;o)

> In my experience DOS and QBASIC gets the job done without forcing one
> to become a software engineer. With this combo it's possible to read
> or write ports directly (for data I/O) and tab-delimited files can be
> written to disk for later translation by Excel. Even when it's at its
> busiest, the OS doesn't have much to do.

..you forget we make poison gas, and, we all know about 
Microsoft's design philosophy on gui gloss, security and safety, 
and, if you haven't yet, _read_ their "EULA",  and I,  I ain't risking
my damned ass on Microsoft code.

> I love LINUX but I also have some facility with C and C++. I wouldn't
> recommend such a system to anyone unless I were certain that they had
> MUCH more time than money.

..like IBM?  ;o)

-- 
..med vennlig hilsen = with Kind Regards from Arnt... ;o)
...with a number of polar bear hunters in his ancestry...
  Scenarios always come in sets of three: 
  best case, worst case, and just in case.