Medical Gases and Vacuum Systems in Hospitals - Healthcare ...

In fact it is not a gas it is a negative pressure used for suctioning patients and for anesthetic gas scavenging system. Typically vacuum is delivered at pressure of 400 mmHg (53 KPa) below atmospheric pressure. Vacuum pipes are known with its yellow color. A. System . Each medical

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Greenhouse Gases Equivalencies Calculator - Calculations ...

Carbon dioxide emissions per ton of coal were determined by multiplying heat content times the carbon coefficient times the fraction oxidized times the ratio of the molecular weight of carbon dioxide to that of carbon (44/12). The amount of coal in an average railcar was assumed to be .19 short or 90.89 metric (Hancock 2001).

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How To Calculate The Operating Cost of 10 Tons Gas Boiler

Power of 10 tons gas boiler is 7MW the fuel calorific value calculated according to 35.53MJ / Nm3 boiler thermal efficiency 90%. Therefore 1 hour consumption of 10 tons natural gas boiler = 7MW * 3600s / 35.53MJ / Nm3 / 90% = 788m3 / h. Fuel costs: 788m3 / h *

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