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assignment3 - PB—oBLEM 41,4, (cm—+21) (b) [gag]: afi l...

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Unformatted text preview: PB—oBLEM 41,4, (cm—+21) (b) [gag]: afi l Hall/(‘51, 2QO°E Table T-QE : 14“”: = 392.3 93/“. Ideal 3M model: = 3523.0 «GP/(L 393.9 - 392. 5 ° .-. ———_—.. ' .—_ (b Aerr‘or‘ 392's XIOO 0,13%, ] PROBLEM 4:67 (a) Re‘Frngmtdr [34¢ at 80°C, Lb MPa. From Table 73-8; viable : 0.01435 m3/k3 Ideaflgas model; 336 k: 3(353K) 3 U. _ RT- (102,03 kg-E lMPOt :33 - 7-W m .0 7q — D. It .5 x100 : 25.3% 0.019-35 ‘——-—— (N0‘\' aPPUCoJJe ) (b) Rehlgomut (311m Qt 80°c,o.lo MPo. -— - 3 From Table 3' a , gable — 0.28464 m figs Ideal gas model; 483'”) (353) l 3 UM!) — ’° ' :0 28745 m/Efi (gag (D.l0) ’0 . . 0.28763—0.28‘lé‘f Z devm‘hon = o'zsqéq x [00 = l.l°.,.q Id ed (90.5 Model {5 M9‘ {cable PRoBuEM 4'73 KquN; Al? and carbon OWoxx'de 0n"— ¢°VI9VV|€4 +0 oppo:i+¢ sides 0-? 0g V'thonI- fwsu\a.§e4 comm“. TMO QO.V'*H’\‘OV\ moves QM allow: Mc- ‘hon «Pram 0y“, cams +9 +\AQ o-HMN- uvd-H GQUUKL V“ is QQMCech. E5109: 'DeIexvm'nc er Hack} +empcm+ure and (Pasture, cum“; GWEN DATA: AssoMP'riouz: (i) Tine comka o{- +ke wink-{unev- {lawn a closed SgsI-em. (2.) Tine. alu- mud C02 behave. as idch gases Lu'd‘k consI-ouwt Specif-t'c keod‘S. (3) Time. sgsI-em is isolad‘el) So an mu!) w=o. (LI) Them is no emergid sh:ch Eu +ka Qaflf‘hbw. K53 kind-(C. Md @o-HVIHA emergu eN—cd-s axe heniigibie. A’NArLYSIs‘. To de’rexmi‘vxe +\\e. 4‘41:me +ew?¢ra+ our-e.a begin we'd-k 'HAQ. emqu Balance. 0 a o D Ma: Ma): AU = $5716 0r, W'l'HA AU = main- buaw +Mw‘ bmw‘ a“ LUV“: 5% Partition Insulation ® Mair ctgoivr ( T2.— T|,o.i~') 4' mco‘cv; co. CTz."T|,co,, = 0 So\ VCna ky- T2 m D C I T a aw Cajun-TI,qu + mcozc‘l’.C-O-.. That 1- Mag,- Co-‘m + macaw)“.- Tine specific \necdcs are. evaLm’ch using okodu. {lvom TaJo\e T40 at a. ‘meom +ew~90raimm 0-? HOOK 3 cum“. =- OJ‘IzLa E/kfi'K M Cu',co._ ' 0.150 k‘S/kfi-K. Tkuusa +ka I—x‘wai +zmpem‘rure is (I quonzIo \cT/kg-K)(350 K3 +(33(.15c>)(¢+5o) (I #3) (0.12:. kIY/kzj' KI 1— (330750) = LIZSJO I< 7': T1 = Nex’r, +0 C—I‘vxd The. I—CvsoJ IPYCSSLLYe, ‘Hne +o+od vomme is heeAefl. We ivM'ioA Venue 6% Hm. air is “‘on Ruhr Thg'w- Vudu- = P . “cur 8.3N IcT . 3 = (I kg) (383] ( 350 k) Hoar Io N-m : o 20' m3 (5 im- 3 w‘ uIv»2 I u ' 1 WWW,“ , W .,,_,,.. . .. I. .. V) r "*9" f I; wny-M“w...ww‘xnwmmwwa..wvw.~._V--... .. ,.. _.......‘_.. ~MW~WTW .................. . . PROBLEM 4‘84) My; NH-ragen 74,; undergoes a» Poltj‘h’opic expansibm {In a Plki'on-cgluindcr assamblg. m: :De-l-ermrne -H«e herd +nmsFer (1.51513 (a) wruth specific hen/f. eValuaJed at 300K) 02) Comm speech}. haul- eValuaJ-eda)!‘ 700K) 0M (‘3) nH’r‘ogen +ablc5. SCHEMECTM. 3‘ (nus/u M: ASSUM0110N51(I)The ni‘l’rogen is «closed sysfemmz) The ni+rq1en beMVes as an ideal gas. (3) 7112 process is Polgpric,wi+h h=l.3.(¥) I<ine+ic amd Pofenfizl enemy efleois are nefi lig‘nble. ANALYSIS : Parish The work is evaluated ’forHte pdgfrqoic process , um; assumpftbn (2), Eqs. 4.54 m 4.53" 5PM: 1 n5. (‘3. Tz=(:]\ )Tl=(_§_) As) pl (700K) = 5666K mm! 8. ‘i a" w : MRCTz-TQ _ (I k3) 193,2. 'Ffl‘fi'gk56b.6o1oo)|< t-V\ ‘ = 132 KT (1-4.3) To deJ-ermfnc -H«e. kend- Mskr} me. am enema Lula/nee o A ens/E? AU 2 Q-w 0" “mug-u.» = -w Q = max-cud -\-w Q1) me Table T40 at 300 K, a, 39.7%.? kZT/k3- K. Thus Q = Wm; (Te-T. ) +w = (I 149)(0.'7I(3 IcI/Lg-K 3c 566.6‘7003K +( 432 kr) Fv’Um Talc/e.’T'-IO¢X 700k, cu, :o.3o| Thus Q = C')(\°-‘3°i)(566.b-700) “(32) -.- 2515‘ [4.113. g (b) (C) Using Values {for 71 From Table 7—” _ '22 ~11 Q __ 3M \) ‘r W (uflso-mnankT/km [ =0 to) ° (2843‘ kglkmoH : 2’]. 2 S kT<—_—__—______—Q£9 G) + 81 kT (‘ ZN carp/Leach 9+ pflfCC) 0C00unfl WWI/EH7 firmVar;aA-W O_F_ WC km {NCW Rwyeruwm- V-__«.MW..T.___W _Wuw~mw MMMM YMMW ..... .meW “kg—“Wu AMT—.mwum . WW .‘“m~..w_fiummwm._‘mmm_-MMA ._.._‘..‘_.-...W_.h ..M .n FROGLEM 4‘8l W“: Afr undergoes an adiabah'c compression followed by coth volume coolliag. m: Dekrmuhe HAe (mark for {-ke hirsf- procxs amd flue had +mn5kr fir We Seamd one, uni/I3 (a) air +able dafa. ,(b) wwfcuat specific. hewl's. W P \ Bragg l-z: Adt'aloafi'c \ P, = 1 bar, T, =300I< P; :15 bar ,11;=.1227 m‘fly 2 3mg; g4: CunsI-aht’qumc I 7:, =300K <T=3°°K 1.:- Afiumezmflét (I) The air is a closed swamp) There is no heai- Mskr {or fix: Airsi- process «Mot no work $0r We second,cme.( 3) The air behaves as am ideal 3415.0!) l<fne+ic aMA Pofenfihl enemy cflebfs are. negligible. MW Ffisf, using 'Hue 'wlcaJ 3a.: :7 ue‘I-L‘m 0F 51‘41‘: 7’0 dekrmine T2. T - sz'z _ U5bar)(.|227 M3155) Io‘N/m‘I In" 7' - R - 83w k3" Io ‘ - 783—7. 1 ar IO N m = (o‘H.3K (a) «5:915 Hm energy balance for each procecs O Erocecs 1-2: Aygi- PE'l- “(ur'ud =xzo‘ W”, W 7‘?" = “PM From Table T4 '11.“; 2zq.ovk:r/kg m4, :hkrpolahkg, uza 466.5 k¢1£5.7h.ks VVVML‘ = 21‘1-07-‘(565 = ~asz.t/ kJ‘lkj‘____\_”_ti"~ Process g-3: Aye°+y2 + “Mug-HQ =G23-M203 Q13 _ 7y? - “3“‘1 Smce 73:1: , u3=u, M4 023/m=W,z,/m “252.4 chlk5.____Qz_3./_M (In) Assumx'ng a. cmth W ~90!“ c“. W. —YV‘\L = From Tab‘eT—lo ,aut 300K) 4,. = 0.7l8 Niki-K . Thus .WWM._MT_._~WMWM."WWWHMWMM,A-W_,,_ mmmwmmw, H _ ,, PROBLEM 4- EL census-Ha) o-f “we: Prousus‘ FIND: Slack +l~¢ oral: was. P-v Magi/um) and plo+ 'HM. +LuvM “'Hfl‘ca‘ey“)! Vern—u Pz/Pl Panfian‘j ’FYa'w. #091047 scmMA—rmgcww 3/1771: m Col ‘oQMLN/na m 1-23 huf. ‘1‘. Kaneh‘c a. dosed 2-3 L6 dosw‘bad by fur .ums and poknha‘a energy efficfi 4f§ nq/fipé/e. ASSOMP‘HONS: t- T‘k. COL .4, 37:44:44. 2. 0M I‘M 36L!- 3. P4003: AMALYSKS“. 893m :99 devdopunfl +94 Keg eywssrons $eschB-‘n3 much-The HUM“! ¢++fdenc7 uo‘ «ah/en Iota Y\~= Who-Vme wk": Wne‘i': WtL§W13+ W3I. Fir Procoss 2-3 And vac-cu 3-( @ m?» (Ta-T2.) o) q -. S\w¢a VOluwfl V3 conshwt W\a_'=.o - 5 W13: mfz Pdu- = 'M (M3 l-h |-H Wav- “LIP‘k” Mia-m: mam-T3) (2) Andra am emu-,7 balanu: o Rwuxc t-l: mUa-u.) 2 Q.,__. n, % com: “(at—u.) (3) Vaoucs 2-3: mluj-WJ": Con—Wu 9” 022.3: MHz-“q-t-Wzs H) Pants: 34-. WWW-J's): 62-5. -b’3| =W C031: m(U.-‘4:)+‘”n (s) Addifibnautjfike id...“ 3 as (a; 9., Han of s-I-ud-g <3 (we: w = M": :5 , T; a T1: (fly, (a) ?;\f=. \M RTL ?| T4 PI and WHK .Fw- prouss 1—3 (P:=P.)LWI)M (a C7) w " um-w‘ "‘9" “‘3‘ “W19.uvm.~i-r—v(mtmu u. .‘.,...,. NW," .« . .v ‘ “Wm” WM wwmm_.,WMJPAW‘WMMWMM.T_-H ...
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assignment3 - PB—oBLEM 41,4, (cm—+21) (b) [gag]: afi l...

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