0 - ∞
a
b
c
d
e
f
f
g
h
i
l
|
|
m
n
o
p
q
r
s
t
v
w
x
|
Subscript |
Explanation of parameters |
Subscript |
Explanation of parameters> |
0 |
Initial, at the beginning, ungassed |
m/s |
meters per second |
1 |
at 1 bar |
m3/hr |
cubic meters per hour |
70 |
70% |
m3/min |
cubic meters per minute |
∞ |
Final, at the end |
MAX |
Maximum |
a |
ASME tank head, dish |
MD |
Mid-Depth level |
ACTUAL |
Actual conditions |
MID |
Middle, center of |
aLPM |
actual Liters Per Minute |
MIN |
Minimum |
AVG |
Average |
MIX |
Mixing, blending, mixing time, blending time |
BAF |
Baffles |
MOTOR |
Motor, being of the motor |
BLADES |
Blades of an impeller |
MW |
Manway, largest access point to the tank. |
BOT |
Bottom, at the bottom of the reactor, tank, vessel, or fermenter. |
nLPM |
normal Liters Per Minute |
BP |
Back Pressure |
o |
other tank head, dish |
CALC |
Calculated |
O2 |
Oxygen |
COIL |
Coils, heat transfer element |
OLDSHUE |
According to James Oldshue |
CS |
Cross section |
OUT |
outlet, discharge, exit, exhaust |
DES |
Desired, design |
P |
Power |
DIP |
Dip Tube |
PIPE |
Pipe |
DISK |
Disk or disc of an impeller |
POST |
According to Tom Post |
DISP |
Displacement |
PROC |
Process conditions |
EXIT |
Exit (velocity), leaving |
QG |
at gas rate |
f |
Flat tank head, dish |
REC |
Recommended |
FLOODED |
Flooded dispersion, terrible gas dispersion |
RECIRC |
Recirculation |
FP |
Flood Point |
s |
semi-elliptical tank head, dish |
ft/s |
feet per second |
SAT |
Saturated, saturation |
G |
Gas, gassed state |
SB |
Steady Bearing, Limit Ring |
GEAR |
Gears |
SCFH |
Standard Cubic Feet per Hour |
GREAT |
Well dispersed, great gas dispersion |
SCFM |
Standard Cubic Feet per Minute |
H2O |
Water |
SHAFT |
Shaft |
HENZLER |
According to Juergen Henzler |
SIDE |
Side |
HOLE |
Holes in sparge ring or pipe |
Smith |
According to John Smith |
HUB |
Hub, attachment of impeller to shaft |
SP |
Sparge, sparger, gas inlet device, sparge level |
I |
Amperes |
SS |
Straight Side |
i |
impeller position: Top impeller: i=T,
Bottom impeller: i=B,
1st middle impeller: i=1,
2nd middle impeller: i=2, 3rd
middle impeller: i=3, 4th
middle impeller: i=4 |
STAT |
Station |
IEHP or IEG |
Iso-thermal Expansion (Horse) Power of gas |
STD |
Standard |
IMP |
impeller, turbine, agitator |
t |
at temperature t in Celsius |
IN |
inlet, feed |
TANK |
Tank |
INT |
Intermediate |
TOP |
Top, at the top of the reactor, tank, vessel, or fermenter. |
L |
According to the Lightnin Definition |
TOT |
Total |
LIQ |
Liquid, fluid, media, slurry, dispersion |
TYP |
Typical |
LIST |
Listed value, catalogue value. |
V |
Volts |
LIT |
Literature |
W |
According to the World Definition |
LnMean |
Natural Log Mean |
WD |
Well dispersed, great gas dispersion |
|
|
Whitton |
According to Mike Whitton |
|
|
x |
Degree of Mixing (DOM) |