... combustion
and increases the weight of the products of combustion per pound (kilogram) of
coal burned. Therefore, the weight of the products of combustion is the sum of the
weight of the combustion products ... cu m) of natural gas; 1300 cu ft
of air (36.8 cu m) per gal (0.003785 cu m) of No. 2 fuel oil; 1450 cu ft of air (41
cu m) per gal of No. 5 fuel oil; 1500 cu ft...
... Terms of Use as given at the website.
Source: HANDBOOK OF MECHANICAL ENGINEERING CALCULATIONS
5.4
POWER GENERATION
m) are used. Use the Standards of the Bleeder Heater Manufacturers Association,
Inc., ... output of the existing system is
increased, as noted, because of increasing flow to the steam turbine’s condenser.
This increased output offsets the cost of interconnecti...
... Terms of Use as given at the website.
REFRIGERATION
12.28
PLANT AND FACILITIES ENGINEERING
This procedure is the work of Norman R. Sparks, Professor and Head, Depart-
ment of Mechanical Engineering, ... Professor of Mechanical Engi-
neering, The Pennsylvania State University. SI values were added by the handbook
editor.
Downloaded from Digital Engineering Library @ McGraw-...
... 23.6 DESIGN ENGINEERING
ANALYSIS AND DESIGN OF FLAT METAL
SPRINGS
Determine the width and thickness of the leaves of a six-leaf steel cantilever spring
13-in (33-cm) long to carry a load of 375 lb ... capacity is not influ-
enced by the number of disks stacked in series. The total deflection of the stack is
the product of the number of disks and the deflection of an individua...
... through the ejection of dashpot oil. Hence, the kinetic energy
of the moving parts equals the work done during penetration of the dashpot.
The assumed value of the coefficient of discharge, C
D
, ... maxi-
mum line pull of 20,000 lb (88,964.4 N) at a maximum linear speed of 280 ft/min
(1.4 m/s) with a maximum drum torque of 200,000 lb
⅐ in (22,597.0 N ⅐ m) at a
drum speed of...
... M
ƒ
ϭ
lb of moisture per lb fuel
burned; M
a
ϭ
lb of moisture per lb of dry air to furnace; C
b
ϭ
lb of carbon burned
per lb of fuel burned
ϭ
C
ϭ
RC
r
; C
r
ϭ
lb of combustible per lb of refuse; ... controlled.
Related Calculations. Developing the performance characteristics of each
piece of equipment as a function of load is the key to determining the mode of
operation...
... reserved.
Any use is subject to the Terms of Use as given at the website.
Source: HANDBOOK OF MECHANICAL ENGINEERING CALCULATIONS
7.38
PLANT AND FACILITIES ENGINEERING
FIGURE 23 Negative lift (gravity ... this handbook.
Once the required flow rate is determined, apply a suitable factor of safety. The
value of this factor of safety can vary from a low of 5 percent of...
... surges result. The
amplitude of the pressure surge is a function of the rate of change in the velocity
of the mass of fluid. This procedure shows how to compute the amplitude of the
pressure surge with ... factor of 2 for traps installed between a
boiler and the end of a steam main; traps at the end of a long steam main or ahead
of pressure-regulating or shutoff valves usua...