Gas Flashcards
The most common Manifold is
3.5” of water colum
What are the two things that dictate the state of the matter
Pressure and temperature
Transmission pipeline
Plant to utility
Distribution piping
Utility to customers
Production pipeline
Well head to plant
What is added to natural gas to give the odour
Ethyl Mercaptan
At what rate is Ethyl Mercaptan added ?
Ethyl Mercaptan is added at a rate of 1pound per 1 million cubic feet in natural gas
What is the maximum allowable pressure into single family home for propane in Alberta
2 psi (56” w.c)
What is the volume expansion from liquid to vapour for propane
270 times out of
What is the volume expansion from liquid to vapour for water
1700 times
Specs for appliances in garage
Must be at least 18” (450mm) above floor level for residential and 54” (1400mm) for repairs garage
Can heat exchanger in residential units be repaired
It can only be repaired temporarily upon approval and replaced
Can heat exchanger be repaired in a commercial unit
Can be repaired and need approval
What is considered to be high altitude elevation
Between 2000feet to 4500feet. Reduction of 10% then 4% every 1000 feet
What are pipe dope and teflon tape considered to be
Considered to be lubricants