House Heating by Steam and Water: Improved Methods of Installing Heating Apparatus in the Home ... EtcPlumbers Trade Journal, 1907 - 265 σελίδες |
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House Heating by Steam and Water: Improved Methods of Installing Heating ... Charles Bedford Thompson Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2018 |
House Heating by Steam and Water: Improved Methods of Installing Heating ... Charles Bedford Thompson Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2023 |
Συχνά εμφανιζόμενοι όροι και φράσεις
2-inch main 2-inch pipe 2½-inch 4-inch riser 70 degrees air valves anthracite coal attic British thermal units building carried ceiling cent Chamber circulation condensation connected cubic feet Divide by 150 drop expansion tank exposed wall feet of air feet of exposed feet of glass feet of radiation feet per second figured fitter FLOOR PLAN flow and return flow pipe fuel gives grees hall hard coal heat units heating surface hot water heating inches indirect installed leaving the boiler loss of heat main return main riser method nected overflow pipe Parlor pipe sizes Pipt pitch pounds of coal pressure quantity radi radiation required Ratio return pipe safety valve second floor shown in Fig side sketch smoke pipe square feet square foot steam dome steam heating steam main third floor tion velocity warm water heating apparatus water line water radiation window
Δημοφιλή αποσπάσματα
Σελίδα 11 - The most common unit is the British thermal unit (btu), the quantity of heat necessary to raise the temperature of one pound of water one degree Fahrenheit.
Σελίδα 11 - It may be noted from these data that the difference between the temperature of the air in the room and the...
Σελίδα 155 - The amount of heat required to raise one pound of water through one degree Fahrenheit.* Q.
Σελίδα 23 - HEAT UNITS LOST BY CONVECTION FROM HORIZONTAL PIPES PER SQUARE FOOT OF SURFACE PER HOUR, FOR A TEMPERATURE DIFFERENCE OF 1° F.
Σελίδα 60 - At sea level the pressure of the atmosphere is 14.7 pounds per square inch, and water will begin to boil at a temperature of 212° Fahrenheit.
Σελίδα 155 - ... Calories per kilogram 1 Calorie per kilogram... = .556 BTU per pound To reduce calories per kilogram to BTU, per pound, multiply by 1.8 Ultimate Analysis. — All fuels depend for their heating value upon the amount of carbon and hydrogen they contain. Solid fuels contain, in addition to these useful elements, other substances which have no heating value, such as ash, water and oxygen, the latter being combined with the hydrogen and carbon. Small percentages of sulphur and nitrogen are also usually...
Σελίδα 11 - Btu ) , a calorific unit representing the amount of heat necessary to raise the temperature of one pound of water one degree Fahrenheit. This...
Σελίδα 16 - This is not so difficult as it may seem, and it is just as easy to learn to do a thing right as it is to acquire the habit of doing it wrong.