Ejector Calculator

THERMOCOMPRESSOR CALCULATIONS INPUTS Suction Pressure Suction Temperature Discharge Pressure Discharge Temperature Motive Pressure Motive Temperature

Symbl Pob Tob Po3 To3 Poa Toa

CALCULATIONS Compression Ratio Suction to Motive Ratio Area Ratio (from Chart) Entrainment Ratio (from Chart)

Po3/Poa Pob/Poa A2/A1 Wb/Wa

RESULTS Corrected Entrainment Ratio (for Temp & Molecular Wt)

W/Wa

Suction Stream Motive Stream Discharge Stream Discharge Temperature

Wb Wa W03 To3

Value Units Value Units 3.5 kg/cm2(g) 50 psi 237 deg C 459 deg F 8 kg/cm2(g) 114 psi (To be calculated) 43 kg/cm2(g) 611 psi 420 deg C 788 deg F

2.29 0.081 50 0.65

= (Wb/Wa) * SQRT(ToaMb / TobMa)

0.85 1700 kg/hr 1995 kg/hr 3695 kg/hr deg C

THERMOCOMPRESSOR CALCULATIONS INPUTS Suction Pressure Suction Temperature Discharge Pressure Discharge Temperature Motive Pressure Motive Temperature

Symbl Pob Tob Po3 To3 Poa Toa

CALCULATIONS Compression Ratio Suction to Motive Ratio Area Ratio (from Chart) Entrainment Ratio (from Chart)

Po3/Poa Pob/Poa A2/A1 Wb/Wa

RESULTS Corrected Entrainment Ratio Suction Stream Motive Stream

W/Wa Wb Wa

Value

Units Value kg/cm2(g) 2.94 deg C kg/cm2(g) 14.7 deg C kg/cm2(g) 100 deg C

5 0.03 12 0.15

= (Wb/Wa) * SQRT(ToaMb / ToaMa) kg kg 1000 150

Units psi deg F psi deg F psi deg F

ToaMb / ToaMa) lb lb