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What is the compressibility factor for air at 100 degrees F and 3015 psia?
Wiki User
∙ 15y ago
At this condition the compressibility factor will approximately be 1.03936 This shows that the air will behave al most as an ideal gas at very high pressure
Wiki User
∙ 15y ago
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How do you calibrate PSIA transmitter. use 14.7 and the range is ATM to 600 PSIA. What would the 4-20mA set points be.?
The difference between Absolute Presure and Gauge Pressure is 14.7psi. So zero gauge pressure (0psig) = 14.7 psia. 600 psig = 614.7 psia. Calibrate the tranmitter so 4mA is obtained at 14.7 psig and 20mA is obtained at 614.7psig. The span will be 600 psi in both cases.
Does psia equal psi?
Maybe and maybe not. PSIA makes it explicit that the measurement given is an "absolute" value; that is, its zero point is a complete vacuum. PSI may be absolute, or it may be given relative to ambient atmospheric pressure.
Formula of pressure?
hydrostatic pressureP= hdgwhere;p= pressure (N/m2 or Pa)h=height (m)d= density (kg/m3)g= acceleration due to gravity(9.81 m/s2)e.g.example problem.a pressure gage register 40 psig in a region where the barrometer is 14.5 psia. fine the absolute pressure in psia., and kPa(KN/m2)give.Pg= 40 psiaPo= 14.5 + 40p=54.5b. P=54.5psia=54.5 lb.....6894.8 N/m2In2 1 psi=37576606 N/m2375.77 KNp= 375.77 KPa
How do you convert BTU per lb to BTU per scf?
Btu / scf = Btu / lb X MW / 379.5 where: MW = molecular weight of the gas, lb / lb-mol The constant 379.5 is the molar volume at standard conditions of 14.696 psia and 60°F
How much steam to make 1 ton of condensate?
1 ton of steam. how much steam is vague question. steam can be at different pressures and saturations. At 212°F, 14.7 psia, liquid water has a specific volume of 0.016716 ft3/lbm and steam has a specfic volume of 26.80 3/lbm, which is a volume ratio of ~1603 : 1 of steam:water.
Why 0 psia is to measured?
PSIA is Pounds per Square Inch Absolute, as opposed to PSIG which is PSI Gauge. PSIA is absolute pressure. For example, normal atmospheric pressure is about 14.7 PSIA, so a PSIA device connected to atmosphere would read 14.7. PSIG is relative pressure, so if system pressure is 15.7 PSIA, and atmospheric pressure is 14.7 PSIA, then PSIG would be 1.0
What does 14.7 psia represent?
14.7 psia represents standard atmospheric pressure, or 1 atm. PSIA is just psi with atmospheric pressure taken into account also.
100 psia to psig?
psia=psig+atmospheric pressure where, atmospheric pressure = 14.7psi therefore psig=psia-atmospheric pressure psig=100-14.7 psig=85.3psig
How do you convert 15 psia to psig?
psia to psig psig - 15 15 - 15= 0 psig
How is psig changed to psia?
add atmosperic pressure to gage pressure to convert to psia one atm standard = 14.7 psi
What is scfh of air?
scfh is a measure of fan capacity. standard cubic feet per hour measured at 60 degrees fahrenheit and 14.696 psia. (22C and 1 atmosphere)
How much psia does 10 in. Hg equal?
14.7psia = about 30inhg thus, let 14.7 be 15 for easier calculations if 15 psia = 30 inhg then 1 psia = 30/15 inhg therefore 1 psia = 2 inhg or 1 inhg = 0.5 psia so 10 inhg is about 5 psia hope this helps
What does 85 psia equals in psig?
70 psig
How do you calibrate PSIA transmitter. use 14.7 and the range is ATM to 600 PSIA. What would the 4-20mA set points be.?
The difference between Absolute Presure and Gauge Pressure is 14.7psi. So zero gauge pressure (0psig) = 14.7 psia. 600 psig = 614.7 psia. Calibrate the tranmitter so 4mA is obtained at 14.7 psig and 20mA is obtained at 614.7psig. The span will be 600 psi in both cases.
What is PSIA?
psia IS the abbreviation. It stands for Pounds per Square Inch Absolute. When determining a pressure, you are typically measuring it with something that is subjected to atmospheric pressure (1atm~14psia) just like you and I. So say you inflate your tires to 35 psi and check it with a tire gauge. That reading is the GAUGE pressure, or psig. Typically, gauge pressures will not use the G at the end because people tend to be good enough at noticing that there's a difference between "psi" and "psia" and start to ask questions. The ABSOLUTE pressure is the gauge pressure plus the atmospheric pressure. Expressed in equation form, this looks like: psia = psig + atm -or- psig = psia - atm In the case of a vacuum, where there is less than atmospheric pressure, an absolute gauge will read positive values while a typical gauge will read negative values. The equation still holds true. Example: Absolute pressure = 4 psia 1 atm ~ 14 psia What is the gauge pressure? -10 psig 4 psia - 14 psia = -10 psig
PSIA at sea level under standard conditions is?
14.696
Psia at sea level under standard condiions is?
14.696
