《化工熱力學(xué)》第三版課后習(xí)題答案

ifWlnVVWRTlnPTig211ig221ifWlnVVWRTlnPTig211ig221TP化工熱力學(xué)課后答案第1緒言一是題

,

二填題

VPrevifrevfi

C

igP

T、

1

1

ig

1

ln

12

RTln

12

C

igP

V2RP

CigPP112RP

C

igP

R211222T111111211222T111111215.

。

WWig

RT19999991

ln

C

igP

11

(

igPigV

C

ig

bTcT

2

PdVrevRT2CigT

VTcTRln又21VTT1a21

,故0

1的

PVV1570005700011.66RT8.3142942941T2

2P1

r

1

1.4

PVP157000570009.11RT8.314241.181第2ＰＶＴ系狀方2BsBssv

P

Ps

P

系

0limPTPRT，P0P00T

G

dTT

vapvap

P,V)dVPV等

3222222rrcTrr

T,rr

rr

a

3

yyi

j

)=iijjijijay11231

a12

12

y

2

3

23

23

y

3

31

31

kkk1122

33

k,k和kk已作kk,k)12212332213112

的子T汽PP

3和；fusmm

P1013251.3453

7

svapdTTsvb

273.15

610.62

s

2.4688

t

T273.1575t

4sss2222sss2222

lndTRRZ

低壓下RT

lndT

slnP

BlnP

B3826.36,

RT

RB

2

8.3143826.3645.47

44291.84

TPc方3TPcln

S

6.8146

P

V

sl

103.0193cm3mol

V

RT/)

r

sl

3

mol

cPVn

m

122.7268cm/mol1.02m16.3

H:N3225T1223T1223TPTPcPc超臨界流體

V/L三相線

V/SM-TV

P常數(shù)

P常數(shù)

P常數(shù)

C

P常數(shù)T=T

T=T

T=T

T=T

2v

RT

P

P

RTa3VaV

2

abV

2

6BB2211121BB2211121第章均相體熱原及用

M

M

RTdlnf

G

0

RTP0fPPf

1

0

V

P

V

RT

PV

P

RT

T

G(T,P)

ig

lnf

MPP2220

1110200

A.

(

S

dVln2

RT

VV

Rln

VV

Rln

VV7PRRCCPigigPPPRRCCPigigPP

TS

ln,)iglnP00

三

P(Vb)RTHH

ig

0

P

RbP

ig0

lnP

SPig2P2121

1

CigPP1P

SP2122210

TlndTlndTPPT

3Tc82121igig21TT2121igig21TT

ig

T

T

2

3.602

T

3PPs。H21PRTRT11

21P21222P

C

PMPa2300℃2Ps2

=8.581

℃Ps=0.0231P=2.5MPa120℃1

H

＝201V

11

H2

22

5.100481

得

T

Cig1862.2JmolP

T

CigP

9slslslslslslslsl

,JmolKlnPs6.8635

24.33312

s1.33

ln

0.812fMPa

ln

f1.316HV1.0435

P=20MPaPP=.101325MPaT=100

10PsslslPPsslslPdPPP

或

0.0008

P

373.150.745HHsldP0.745sP

或H

時(shí)的3初態(tài)T

冷凝一

終態(tài)TQtt2t

PVU

VU

PVU1

2603.941

mt

t

14.89

U

1t

Usv38766.4t1

7.445t

態(tài)：汽共存若不液水積則終的量體是

2

Vsv1

2

2594.0,U

sl2

840.05U

2t

0.50.5Uslt2t2

Q

2t

13199.91

最

Q2.107Pa112PPT22PPT2

P

c

c

c

H

S

TGTS

G

P

P

H1TP

H1CTTTPP

T

T

和

0PPTV22121

T

12TVigigPPPTVigigPPPVTP

V

T

T

V

V

T

1V2TdV1VV

dT

T

dPP,V,V111ln

JPJT

H

H0P

J

()RT

PH

C

RTRTC

b0CbC

H

ln1.5VS(V)P0.5alnRbRT1.5V13TPdVlnlnZiTPdVlnlnZiiiiiEvf??ff,fH1aT2V2)

1.5bRT1.5P1RP0R

V)P0.5aVRTV非均

i

,

i

,,

i

P,

C

E

MM

is

i

i

i

fPxPii

i

G模if

vlvlliiii

規(guī)14?igigiiii122E22?igigiiii122E22

RTlnfGAG()(T,)lnPiii0iii0i

GxxA112RTAx1122

l

Ax2Ax121

2

A21

A12Ax12121

2

A12211

xMii

i

Miilnflniii

i

ln

ii

i

E

GRT

ii

V(1)V方a

xV22xV11

1

22

V(1bx21

)a1

1

22

32

ln

22

11

15dxx時(shí)xx1/2dxx時(shí)xx1/2A

xln

xdln

0

dln

xx

ln1

xdx1x

2211

21

ln1

x1溶解中的溶的總積系V1001.38n0.119ntBBV,B

V

t

dV316.625ndn2P

n0.5tV10001855.56tBBAVA

V1010.3518.62tBA

18.023

xy0.65531

12

T,,cici

方iT,,cici

iTcici

ii

i

16?vv?vlnfln?vv?vlnflnfvvff,f

k

ii

abln

i

lnf

i

xfiiT,P,cici

iT273.15Pyy12

a2b2a511634.6,31.41101

ln

1

0.07510,ln

v2

fPyii

vi

??1

ln

v

0.09330fP

vl

lnf0.03409P-V-T

ln

yyy0.1512???12

,

nn0.15nnn23

y

yy

17f?f?llf?lsf?f?llf?lsln

2

21

y0.15y13

ln

3

0.3y20.25y11

22lnln111

ln22lnln3

.505

和

ln

lnii

0.25ln0.3ln0.650.91lnf1.631f5.109(MPa)y,12

21Py0.5821

101.3252

f

v

fxiiiiflfliiii

i

sl

f

i

iiPiiii181121f?1121f?fii

i

i

C

i

i

i

i81.48

i

/

i

于了型12

21

T

0.582,x1

x1221xxx122110.4180.5720.07031lnxxxxx1120.582

lsx0.118111

l2222

N?lflxixii0.02590.582ln0.418ln0.418f

l

這19EssffnGf?fiE*109.4nEssffnGf?fiE*109.4n2.64ijijii（1苯的額數(shù)

GRT

0.4581

2

1

2

?l?l1

f

,H

2,1

*1

*2

i

E

ln

TP,

0.458

ln0.4582llxs11111111

0.458?l2

f

l2

2

2

P2

2

2

24.3x2

x

1,2

2,1

H和H1,2

lnlnii

i

limlnii

ln

*i

1

x

22

2

x1

下2.64x11V,

V,2

,Pn

12.642011121112V

2.64n1xVx00,112221x2.642109.4x)cm3mol11Eisii

*

*

Vii

V1V2

limV92.61V112.043mol2

E*

*

Vii

1

1

1

2正偏差

2

x1,1

2

1

20

x1

x1

21**lli*li1x11,2**VV**lli*li1x11,2**VV

*1

1

1

1

11

11f

fHiiiiiii

i

H

ifi

Hf

l

P有

x0

l1

x01

limxlimx

11

1

*1

1

1

x

limliml1lim111x1

1

11

1

11

11

P,V)dVP

sv

sl

FPV

s

sl

s

sl

F

sl

s

sl

F

V

T

VV

PdV

s

V

22*22f??vl*22f??vl

12

xy

i

i

xiSolventii

yii

1

1

2

2

1

;2

2

1ln

1

;ln2

2

1

ln

1

;ln2

2

1

y1

2

0.8812f；ii

vi

yi

li

x；iii

s

x。ii23sssssslsvvapsssssslsvvapTby0.7yy0.1

時(shí)95.39,P方12AAGA方2112121

xxy(

t

nn/(121

18662

3733

s1

MPa

PCi

Ci

ij

,B,C方

(i,jijii

1,2,N

方

T150V,,,P

S

,V

7332.118cm

,V

23.71137cm

vap,vap11.2049RT473.2003,3Vsl25.41183cm3

ln

ln

9.192888RT,

24sE2sE2

℃0.059溶1GEPy1

x1

1

y11x0.05958660.0591

2

Py2x22

1720

xlnln2

0.05950.941lnGJ

yy下

T90363.15(K)

lnPs1s2

6.9419

363.15

,Ps1

sxsx13678.74kPa12ys

xP0.3sx.325136x1211ysx136101.3250.77311

P1

x1

,PyP2

x

2

syx1lnsPsln1sy2121256.9419

0.45lnT53.2654.65s163.4,s66.6kPa12s1

xs12

x119.84kPa2

T373.15(K)

s.,P74.1kPa12101.325180x74.1x0.743112y1800.456y0.5442

3a7.83978.39%

0.4560.4560.257

驗(yàn)

21

22

T,,y1x1

PP2

2

PPPx1

2ln

1

x112

2

x1

12x12221ln

x21

xxx21112226llll1ss1111xxllll1ss1111xx1x1221

2112

1211RT21方

i

i

i

i

C

i

356.9816

xP97.051x

xx0.015011A4.32,A12

2.55301P29.311

2

xx12

2

111

lnln

12121211212

2711AA11AAxBB

22111

1121x1

x1

1

0.0150,x

21

,x

2

1

4.32,A12

2.55Tx1

exp

21.0124.320.9152.55

4.322.559.894.320.085yP0.8818111yy0.1182211

x1

2

x

2

2

3.54830.012kPa

T

i

fus

-1

xT391.2AE

0.865AxA

TTmA

2615013145.308.314T

EAmA在xB

TTmB

112584.20exp2811B

xAB

x

0.372）

TmA

mBexpA

26150118.314

437x0.135317.27

x1

x0.3721T1

0.86510.372

TyABCA

P常數(shù)T

PABD到1的點(diǎn)點(diǎn)29P

T常ABCDx1180

A

=3MPa

T=140℃T

160140120100

5421

00.4

00.4,1

1

,1

1

E30,12i2211,12i2211lnsx=1P/MPa3

DC

B

AHIJT/

121

siiiii

BP

yB111

ln

BsP211112xRT1

BPy222RTlnln2

1x1

ss111122122

B121211

(x)y(1)dP11dyy(1)dx111

x11

(1)dP11

31dy1dyiETPdy1dyiETP

1

dy1

1

1

dx

1

P

flii

v

Py

i

xdlniixfliii

i

lxdlnixi

xdPy)ln(Py)2僅y(x)1dyy(1)

GRT

E1

RTx12例題10m的學(xué)質(zhì)飽液-1

3

m32

m熱水

3m

97182kg

水

冷水

mH汽

蒸汽

熱水

H

熱水)334.91水

kg

A為為為m

1/2D

8936.41.00433.143600

/2

0.056mD50

D

781.86063.14203600

，dH=TdS+VdP

,r

r

P)6J21

W

902.60.6

1504.3J

3300-1-1-1-1

129

kJ0

129

298

129

(744013660)kJ1298(77111)kJ291K的為K下

-1-1W—HS

QS

rev

id0126)(1300013577)11045

34，，H)(S)00

ln

0

BRTln00

0298

3511.411.4)()104.89)2980.3674)00487.1kJ

B

501.2kJ

k

pv

(2/7)/(2/5)

1.4kk1kW

0.6.46)

T2

21

)

kk

0.60.1

1.41.4

2525效。36P44P44

()(H

T()CpP-V-T

PVRTPV

P

()

TPRTPV6.46.4Cpp

W170Q420003600

0.486

T低T

670670

℃飽TS37m2

1

0.95360016650.4