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52 Cards in this Set
- Front
- Back
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Hydrostatic Pressure Formula |
Pgage = γh = ρgh |
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Absolute Pressure |
Pabs = Patm ± γh = Patm ± ρgh |
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Enthalpy |
h = u + Wf = u + (P2V2 - P1V1) |
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Stagnation Enthalpy |
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Molecular Weight of Oxygen (O2) |
32 |
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Carnot Cycle Heat Added |
QA = T1 (S1 - S4) = W + QR |
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Processes of Carnot Cycle |
1-2 : Isentropic Expansion 2-3 : Isothermal Compression 3-4 : Isentropic Compression 4-1 : Isothermal Expansion |
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Carnot Cycle Heat Rejected
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QR = T2 (S1 - S4) |
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Carnot Cycle Efficiency |
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Entropy |
S = Q / T |
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Work done by the system |
W is exiting |
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Work done on the system |
W is entering |
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Molecular Weight of Nitrogen (N2) |
14 |
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Molecular Weight of Carbon (C) |
12 |
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Molecular Weight of Hydrogen (H) |
1 |
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Molecular Weight of Sulfur (S) |
32 |
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Molecular Weight of Ammonia (NH3) |
17 |
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Molecular Weight of Helium (He) |
4 |
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Molecular Weight of Carbon Dioxide (CO2) |
44 |
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Relationship of P, V, and T at Isentropic Process
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Non-flow Work at Isometric Process |
Wnf = 0 |
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Non-flow Work at Isobaric Process |
Wnf = P(V2 - V1) = mR(T2 -T1) |
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Non-flow Work at Isothermal Process |
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Carnot Cycle Work |
W = QA - QR = (T1 - T2) (S1 - S4) |
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Volume Displacement (Carnot Cycle) |
VD = V2 - V4 |
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Volume Displacement (Otto Cycle) |
VD = V1 - V2 = V4 - V3 |
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Compression Ratio (Otto Cycle) |
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Processes of Otto Cycle |
1-2 : Isentropic Compression 2-3 : Isometric Heat Addition 3-4 : Isentropic Expansion 4-1 : Isometric Heat Rejection |
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Otto Cycle Efficiency |
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Otto Cycle Work |
Wnet = QA - QR = m Cv [(T3-T2) - (T4 - T1)] |
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Processes of Diesel Cycle
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1-2 : Isentropic Compression 2-3 : Isobaric Heat Addition 3-4 : Isentropic Expansion 4-1 : Isometric Heat Rejection |
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Volume Displacement (Diesel Cycle) |
VD = V1 - V2 = V4 - V2 |
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Compression Ratio (Diesel Cycle) |
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Cut-Off Ratio (Diesel Cycle) |
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Expansion Ratio (Diesel Cycle) |
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Relationship Between rk, rc, and re |
rk = (rc)(re) |
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Diesel Cycle Heat Added |
QA = m Cp (T3 - T2)
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Diesel Cycle Heat Rejected |
QR = m Cv (T4 - T1) |
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Diesel Cycle Work |
Wnet = QA - QR = m [Cp (T3 - T2) - Cv (T4 - T1)] |
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Diesel Cycle Efficiency |
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Mean Effective Pressure
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MEP = Wnet / VD |
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Processes of Dual Cycle |
1-2 : Isentropic Compression 2-3 : Isometric Heat Addition 3-4 : Isobaric Heat Addition 4-5 : Isentropic Expansion 5-1 : Isometric Heat Rejection |
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Volume Displacement (Dual Cycle) |
VD = V1 - V2 = V5 - V3 |
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Dual Cycle Isometric Heat Added |
QAV = m Cv (T3 - T2) |
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Dual Cycle Isobaric Heat Added |
QAP = m CP (T4 - T3) |
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Dual Cycle Heat Rejected
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QR = m Cv (T5 - T1) |
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Compression Ratio (Dual Cycle) |
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Cut-Off Ratio (Dual Cycle) |
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Expansion Ratio (Dual Cycle) |
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Pressure Ratio (Dual Cycle) |
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Dual Cycle Efficiency |
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Dual Cycle Work |
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