Steam Tips Part 3
Tip: When you're sizing a replacement steam boiler, measure all the radiation, and then believe in your measurements. Don't oversize that steam boiler. If you do, it will short-cycle and run inefficiently. A properly sized and properly piped ... [... more]
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Replacing Your Old Steam Boiler?
Consider this. Steam is a gas that will eagerly condense on cold metal. The boiler must be able to make enough steam to reach the furthest radiator before all the steam turns to water. In other words, the boiler's ability to produce steam must ... [... more]
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The Limit To A Hot Water Zone Off A Steam Boiler
Never add the hot-water-zone load to the steam load when you're sizing the steam boiler. This is a game of subtraction, not addition. Size the steam boiler first. Base it on the connected radiation load, plus a suitable pick-up factor. Then work ... [... more]
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How An Undersized Steam Boiler Can Still Heat A Building
And this is how that undersized boiler managed to heat the building for all those years. It came on and ran for a long time. During that time, the people who were in the rooms furthest from the boiler noticed that their radiators weren't getting ... [... more]
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The Limit To A Hot Water Zone Off A Steam Boiler
"You can do it," I told them both. "It's done all the time. Just make sure you use a bypass line to blend some return water into the supply water so the water in the radiator doesn't get any hotter than 180 degrees. If it's too hot, it ... [... more]
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How That Steam Boiler Got To Be So Big
When the wealthier people who lived in single-family homes made the leap from fireplaces to central heating systems they chose either steam or gravity hot water heat because that was the best that was available. They also chose coal as a fuel ... [... more]
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Billy And The Baker
This is especially important when you're using a steam boiler for process work, such as when you want to make rolls crusty. There's a difference between a steam boiler that's going to heat a building and a steam boiler that's going to put steam ... [... more]
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