ELEMENTS OF THERMODYNAMICS A work of ideal gases

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ELEMENTS OF THERMODYNAMICS A work of ideal gases at the isoprocesses. const n VP 0ELEMENTS OF THERMODYNAMICS A work of ideal gases at the isoprocesses. const n VP 0 n Polytrope equation: 2 1 2, 1 V V Vd. P

ISOBARIC PROCESS const. P 0 Pd 0 n P TR V ISOBARIC PROCESS const. P 0 Pd 0 n P TR V

ISOTHERMAL PROCESS const. T 0 Td 1 n const RTVP ISOTHERMAL PROCESS const. T 0 Td 1 n const RTVP

ISOCHORIC PROCESSconst. V 0 Vdn V TR P ISOCHORIC PROCESSconst. V 0 Vdn V TR P

ADIABATIC PROCESSconst. S 0 T Qd Sdn const VP const 1 TP ADIABATIC PROCESSconst. S 0 T Qd Sdn const VP const 1 TP

FREE ENERGY AND CHEMICAL POTENTIAL F REE ENERGY F = U - TSFREE ENERGY AND CHEMICAL POTENTIAL F REE ENERGY F = U — TS U IS THE INTERNAL ENERGY C HEMICAL POTENTIAL for N particles N STU N VP

TRANSFER PHENOMENA 1. DIFFUSION Flux of mass transfertd d D td. Sd Md Idm Coefficient ofTRANSFER PHENOMENA 1. DIFFUSION Flux of mass transfertd d D td. Sd Md Idm Coefficient of diffusion v. D 3 1 2. INTERNAL FRICTION (VISCOSITY) Flux of momentum transfer across the contact border u td. Sd vmd Id pgrad )( Coefficient of viscosity v 3 1(Fick’s law)

TRANSFER PHENOMENA (2) 3. TRANSFER OF HEAT ENEGRY A flux of the heat energy. T td.TRANSFER PHENOMENA (2) 3. TRANSFER OF HEAT ENEGRY A flux of the heat energy. T td. Sd Qd Idqgrad Coefficient of heat conductivity v. Cv 3 1 =============================== Mutual connection of transfer coefficients: (Fourier’s law)