[Steam-engine] Hand valve preference, now blowdown

Blake blake at little-mountain.com
Sat Apr 1 16:41:13 PST 2006


You're welcome Rick.

I believe globe valves are also better at regulating pressure.

On Apr 1, 2006, at 3:15 PM, Richard Strobel wrote:

> Thanks Blake
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> Rick
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> ----- Original Message -----
> From: "Blake" <blake at little-mountain.com>
> To: "Steam-engine mailing list" <steam-engine at lists.stationary- 
> engine.com>
> Sent: Wednesday, March 29, 2006 4:04 PM
> Subject: Re: [Steam-engine] Hand valve preference, now blowdown
>
>
>> Globe valves are better at regulating flow, but gate valves are less
>> susceptible to catching debris and are less restrictive. As far as
>> throttle valves, my Rumely had a gate valve type throttle. I think
>> our Buffalo Pitts does also.
>>
>> Blake
>>
>> On Mar 29, 2006, at 10:17 AM, Richard Strobel wrote:
>>
>>> There ya go, Jim, and I've had that happen in other applications.
>>> Also
>>> tried to redo the gate with very limited success.
>>>
>>>   Is there a specific handvalve that is used on the blowdown?  Our
>>> App. C,
>>> also requires a cap/plug on the blowdown valve which makes sense.
>>> Is a
>>> blowdown opened quickly or slowly?  Friend and I are having a
>>> discussion the
>>> past few days on that.
>>>
>>> Regards
>>> Rick
>>>
>>>
>>>
>>>
>>>
>>>
>>> ----- Original Message -----
>>> From: "James Showers" <steamcar at frontiernet.net>
>>> To: "Steam-engine mailing list" <steam-engine at lists.stationary-
>>> engine.com>
>>> Sent: Wednesday, March 29, 2006 7:57 AM
>>> Subject: Re: [Steam-engine] Hand valve preference
>>>
>>>
>>>> Another thought is that a gate valve is more susceptible to a
>>>> piece of
>>>> scale
>>>> keeping the valve from sealing when closed.  Any foreign object in
>>>> the
>>>> channel the gate moves in can cause this problem.
>>>> Jim Showers
>>>>
>>>> ----- Original Message -----
>>>> From: "Richard Strobel" <Richard_Strobel7 at msn.com>
>>>> To: "Steam-engine mailing list" <steam-engine at lists.stationary-
>>>> engine.com>
>>>> Sent: Tuesday, March 28, 2006 9:08 AM
>>>> Subject: [Steam-engine] Hand valve preference
>>>>
>>>>
>>>>>   Hello;
>>>>> Been told by a very knowledgeable source that "Globe" type hand
>>>>> valves
>>>>> are
>>>>> the preferred valve to use with feedwater piping.  Now everywhere
>>>>> I read
>>>>> it states that "Gate" valves are less restrictive in regards to
>>>>> pressure
>>>>> drop.
>>>>>
>>>>>   Would someone please set me straight here...hope I didn't re-
>>>>> open up
>>>>> that can of worms!!!
>>>>>
>>>>>
>>>>>   Thanks in anticipation,
>>>>>
>>>>>   RickinMt.
>>>>> _______________________________________________
>>>>> Steam-engine mailing list
>>>>> http://www.stationary-engine.com/mailman/listinfo/steam-engine
>>>>>
>>>>
>>>>
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