8/19/2019 Hydronics Notes

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Chapter 10 - HYDRONICS

Part 1 - Steam Water Piping

1. Valves up thrugh t! in"hes in si#e shall $e brass, malleable iron, or steel bodies.

%. &a'imum pea( heat release rate ) insulatin - 300 kW*. &a'imum ttal heat release ) insulatin - 50 MJ+. &a'imum ttal sm(e release ) insulatin - 500 m2

,. Changes in the ire"tin in "pper tu$ing ma $e mae !ith $ens having a radius not

less than six diameters of the tubing.

/. Cpper u$ings Clr Cing2

+ Type ! "lue

+ Type # ! $reen

+ Type M ! %ed

+ Type &'% ! "lue

+ Type (W) ! *ello

3. pe ) tu$ing )r "nensate return lines - Type # 4. pe ) tu$ing )r steam "nenser "ling !ater lines5 unergrun5 an

a$vegrun !ater lines - Type 6. pe ) tu$ing )r a$vegrun !ater lines nt em$ee in "n"rete - Type M10. &a'imum temperature ) sur)a"es !ithin nrmal rea"h ) $uiling ""upants - 0o'11. &inimum "learan"e )rm the stru"ture arun steam pipes - - in.h /251mm

1%. 7se ) me"hani"al e'"avating e8uipment is prhi$ite ithin 2 ft ) e'isting piping.1*. Re)illing an e'"avate hle2 !ith the material ug ut ) it - "a.kfilling1+. &eium )r testing the piping - Water

1,. &inimum est temperature in pipe insulatin - -2-o'