hw8 - FROGLBM 8.2, flown: quer Ls -Huz womws “wick {m cm...

Info iconThis preview shows pages 1–13. Sign up to view the full content.

View Full Document Right Arrow Icon
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 2
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 4
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 6
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 8
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 10
Background image of page 11

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 12
Background image of page 13
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: FROGLBM 8.2, flown: quer Ls -Huz womws “wick {m cm Med Eaukt‘m adde w'dk Super- heoJ-d Wpor' eM-en‘ng Hm Mrbt‘m. The mm;w Prctxure aw? HM. mi- power oufimf are 9Wth E\M§'. Dz-Levmfim (A) Mac. voL’ce 9% Wow husk/r +0 ‘Hw. work;th We! (Pusmhg 4Mka -Hu. sham awmbrfib +k9~ 4hr“! (#ia'encg, aunt (CA flu. Wm“ How vaA-e of- co-wdsvxsw coohhf) wad-enzyme“ ewkxs ax \S°c aw! ex‘ds aut- 35°C. 50d. H4 3 af 3 l<‘7:a.=0*°gb"'r AfisoMPnougz See Exampla 8.! , 0455 UMP‘HMII 1"}, Minds}; FI§rs+) fix each of Hm. Principal sfm‘es. 2mg: pl=ao bar , 77 = qgooc =5 (4‘: 3348A; [fir/(:5 ,s‘ : 6-6586 chI7L9.\< sz: 171:0.081903' ) 81‘s, ‘5 xz=.:.2_.'%£§" “7?qu h2. = 20823 kilka f1“ f2. 3 §~£u+e 3'. 330.09 (cow ) Sad. “fluid =b- L13 =l73.88 kIF/kmu‘supoflna .3; $24.23.: bu. x “3+ wavy—r3) 5 a. = Insafl H. 5394.? _ Mir. 1w kg (008*! m k5)(.80 .08) but. Hoar mam.“ -— l13.%% + 8.09 = [SH-M \J/Lfi (a) To AoLeva-«e. 'Hu. knock 41%“er le-e. dc“ , (Ms? 4942fth 'H/u. mass How You“. TM \ud' power oufiwd o‘- Hu. aim is with - w,c :- w? = vs [G‘pm —- (hvhgfl Qu-M—J - (bu-k3) [(3348.4-209233 -8.oe]!£|%' 1 MW =7‘1.53 ksls TM tank—u =79.53“9 3 s -am1c_T. Iw Qua \ Vt) ( s‘( 3V.~'+ l - ‘ -— 75|.8K(03 law 9% 7'3 PROGLE—M 8.2 (Cm‘é‘d) (b) The +kervml efvfiicfeuuj is WWQ 100 NO3 kw V‘ ‘ ET “ 7m - 0.3?7 (2?.7/°)<___n (c) Tatum, a cm+rol votwue arouwfl ‘Hm War 0 = + v‘n (kl-k3) + vim. (MM «Mm» wkwo. WW is Hm. my; How We of- +kn¢oohk9 wade/r. Thus ® M _. (“1‘ “3) my ' —'—""—" (kcwpufl- " kcwfin) For m wohbuj mm , \n MN m. Tm, mm Md'a ham TAU»: M. M __ (79.53 ks/sNaoam- I73.88) ktr/lj7 13500; “’ (No.66 - 4,2,“ )kT/(cs MA = $.53x(o° Ins/k vim; I. Theée Ve5u1+s Cam be Compared w'l‘Ha YesuMs (iron Emwie 8.] -\0 See Some GHQd-s 0F SuperMa+\‘n.3 Hm. vapor ad- +04 +wvbfiae inter an ~Hu. ideal ROM/duke PROBLEM 8.6 MI Wafer LC 'Hae working Fluid [M an Ideal PanLniae cycle. The. comma/v- Pressure and 444e, Mbufac 1L1 l-cl' 5+m‘e are 5fecifl'ed. EUUD‘. Deivewmhccm +ke ne+ worlc Per uu‘d- mass of sham {4.0ij fie, heat franyFer Par un‘d- mass- of— g+ea.m How -Harou7)« 'HqC boiler, (C) ‘H'Ie— ‘HAermal eH-L‘uenc ,aM (d) We (new!— Hnnré'er- +0 wolu‘aj wafer- passn‘ag +£4th e wndenser [124'qu may: OF 6+cam WW5“. 5c ISM/+1 we : at“ 11:18PM: macaw 0’ S‘ Q) \ Assgflpmms : See. Example. 8-l. mums: Ftirsf, fix each 0F Home. pnhcipM sinks, Luigi: 3: leMPa.,saI-.vapor~ =<> L“: 2509.: kcr/LfiJ s, =5.1oz/4 kJ/kgx 5mg z: pl: 614%“ 52:5, => x1: Sign = 0.556%) “51567.4 latrij mi; gabIchszf. lt‘iuiot =b- k3: [57.531079 m hqz ha, +1GCPll'-P3) = 15!.‘53+(I.oowxlo’3 £463) (160- 0.06%“ = 151.534- 18.” =16‘Lb‘l N‘ij (a) The ne+ war-(c derowp-a—J per und- mkcs of dam How is [ET ' .’°1“,m [050]“: ~lbar‘, W a w w . —ofi——<- _-_ —-Tt—--.£-:(h\-hz)—(qu-L\33 m WcLIck/M - (2501.! - 1569.4) - (167.64“ [51.53) = ‘72].(4 101% (ill The,_m+e: O'F km’r Mnfier 19w umk+ mass out sham {40w 4Mrouah e bower 1s 0—34 =Unphq) = 2506“- 11.9494: 233‘). 5‘ kT/ {‘3 a?“ M ((1) The Wanna! eq-Ca'wuj is Wade I W 42.1.0 = —‘ = 0.3q4- 364%) K W &CMIW\ 2337.5 C <—————-————- X—u PROBLEM. 2.9 [Ccmf ‘d\ (on Lhagrgeere’fi hecd' Warner 1‘0 wolmg wafer 074551347 {urath gig 3 [414‘s = Islam—157.53 = 1417.? Nita QM“ (’4 7. PROBLEM 8.7 ISM: [Alder is fiae worktkg fluid :14 a Camof vapor power Cadcle. "The, amt: af‘ +he boilerand {urbche imleb are Spectt‘Ficd’aMd +he umdenmr pressure is known. Emu: IDe—lermfne (a) we HAme eH-L‘ct'enaj ,(b) Jrhe back~work ra+io,(c) we, net- wOrk per un'd- Macs 6? header- Howfld) fie, hear Wficr from +he workmj Hum Pasting 4Mrow3k -Hae_ condenser- per and MASS of sham How. ELM); Daemme (A) ‘HAe. nef’ work per uni}- mass of: dawn Howflb) ‘Hte. head- +mn5€er +0 +he s’reampassm 4hth Me, boiler Piruniw‘ mass 01‘ swam Hawk) +ke Manna! a L‘ciemclj , M (d) -HAe heaf' #anIF’er 1‘0 coolMg water P05511713 ‘H'troufih fine caer peruni+ Mats: ef Sham W564 . (e) Compare wi‘l’h resuHsfrom PMbleM 5m. AsSUMPL‘m/Uszm Each Component is anal? zeal. as a. comm! volume od- sfeadhj sfafe.(2) AM Cad mew“ To processes are in {anally raVevsible.(3) The flu-bake and Pump operatic adiabaI-a'callglw K M .efl'c. and pol-cm‘ial energy aged: arr. negligdolc. EMALXEIE: [airs-f3 .pt'g each 64 Hie Prt'uclpal Skies. ML; pl =180bar"saf.vaf)or' => h,: 2504.! ((3!ng ,=5.1044 Wlkg'K ML: 772:0'05 bar) sat—‘5' =9 x1: sag-4::- ’= 0-5867, hf‘ISbfiJf ch'lL5 $44.13: Pa=o.ob bear) 353:3" 2.3.8715 ka/Ig-K =,> x3: 51“” = 0.429 k3 “199.0 km? #93 S-I-Qfg‘é! Pq :1 (be bow- I 51+. “fluid =l> (nq = 1732.0 kalkg (a) The Wand cfi‘h'cienoj 9Hrhe Caxnai- made is given bg 6%. 5.8. WH-h old-1‘me Tabla A' 33 TH = Tsakcleobcw = ‘930‘15 K “M T¢=T$MQ meow: am‘yk' Thus - Tc 304m - ® MM - l- fi =l— (930.15 —o.soq (so.fi%)e_—L\ LMThe back workmflo is kwr __ (wplm = her“: _ 1732.o-::88.o (we/m VH‘M-L " 25‘ofiA—ISMH _ 5cm _ _ ,0 — as” _ 0.57‘} (5m /) bwr X'l3 PRO ELEM 8.7 ( Cmt'd) (a) The nef' work per- uni+ Mass of wafer How is W 'clc ‘ w _c_":’_ = v—t-—- '—‘ (‘fl|‘l"l.\_(h‘l-k3) “3‘ 1m m = (2509.l—156fi.4)—(l732.0 -u68.o) = 939:1 — saw 2 395.7 (LE/La ‘ Nazca/'9' Cd\ From mass and energy rm‘e balances 149r H42. worktkg Fluid P4531243 +{Ar0u9k Hm amuser 0 but Ce) CompareA-l-o +1“. result 0" walem‘a.é)l~:—H,ax CAI—e, V - +k.» MA- we”); pfivumi‘vé Msrflmfij a .2158. . Whack—work Pah‘o MUCKM Na-Ie: T... Publewgb +1... bwr: 0.0‘0' (140/0) v (boa/h}. v; M TVs—4L Eowhw mag 6% pAob‘PlM aVOfds 4K worr-;k+¢M’{V‘°- puwapmj (Mourns {AVON/m3 ‘x M-WW L‘fiua‘é-VW M+mra4\«\’l~e [newa Can—4...: Pumas 3—4. $4.1 zhswssn'wnavx. PP. 357-358 4w {may «+544. l‘ Al—krnakU-CL‘} \ —_ 59%“) = T (13575"? 5: 0.50? CQM/M WWW 3‘” M7320 PROst 8.17 OuaN : TN. Mead RD.“ch (Hoke 04‘- Problem 8.7. is Meow-I'd +0 Fume. M Hm, Whine awul @uva Mania {gawk-epic. efl-Cucucies of 850ml! 75 9/0, rapechaj . END : Dd-CV'MMQ (ler 44m. MoJJch'ed cold; (as +014 HAMM{ eN—iuéuuj ,(b) Hm. mass How Me 0?- s+eawx ~(3w o~ th power WW 0+ loom», owl (a) Hm mass flow rate 04 cwdmw waning bowie/r. W: Same. a4 Problem 8.2,ezeop1- m = 0.85 m“! 4?: 0.7. Ayaqst : From Problem 9.2., 9“: 3348.4 kJ/kg M [13 2173.88_E:r/é3. TM speccfi'oeu-Wg-Lw at shade 2. is f-ouwua Mcka HM Mm: eH—t‘cwuaj n tun/em) = kph; i 5 kg- ‘47,; => M2: hl~“t(h.‘h183 From T’wa 8.7., \nzs -.-. 20823 lei/L5. Ms, [at = 2272.7 let/{=3 . Sth‘dwlfl, We. Specific WWW-y, at skin, if- is {Iouvui ushsfi 'H'm. quup efl-Ccfeuaj (WP'fik hes-ha h =-.———— = —— k = h 42:2. P MPH“) “tr-W: :5 “ 3+ 7\P From Wobkm 8.7. , k.” = (81.94 \czrle. Thus, M“: IBEBQ kT/ka. (a; The mm g9HcCewu5 is ‘ K: \chg‘ohlw‘n = Wt’vk —-WPIV\;\ = (hp‘flz)"(»ht“k33 Gin/WA Gm Q,“ -qu = (33 H83 —22’12.‘l)—(L85.3‘l -l‘13.88) (swim - $5.39) = 0.3% (33.6%).4 Yk Lb) The ms How route of- shaom (or a vud‘ 90W sud-pui- of worm) is de-(erwuhed Hem . wu‘un. : W" [Viz/fix- WVIV'W] " “" [(“rMQ-(hH-kzfl 3—28 PROBLEM 8 .17 (Con-1&3 T‘Aus, $0‘V;V\5 41"- “'4 yin : ——_____ (hr-‘47:)" (hq‘k3\ .-. (lac xw3 147/5 \ 3°°° ‘ ((3 BQSH— 2211.7)41855": 47338)] "T/ka ‘ M - 133st talk w. (c) Th1 mass flow rode 0‘9 coah‘wj under '«s {and {ram 0“ Y“ (L‘z‘ \‘s\ + chw ( \‘Knfiw- \V‘uwrflw) of. “new : M(\(\1_\/‘33 (known: ‘ “‘wa) MIR/k Specific ewMiec of “a wohkj wod'tr W Probkm 8,1 M ~ £3.38m05 ks/mmrczn- (-13.8883‘17/1:q ‘“ 04.6.68 a (am) tar/l4.J -.-. 8.48 mo6 {pa/k Wm» T Mesa. recuM-s com be ~c.0'mpaxur‘e24 bu'd'k hechJ's 4mm Promem 8.7. +0 562. some 294w: o-f- Iwwevs'mUH-ies {m ‘HAQ. 44»!le OWuQ Wuwp mm W Leland Rumba: qua. J—Z‘i FROébEM 8. 28 K524245362: The ideal Raukfvm ajcle ofi Prob/em 6,2. (.5 madffl'ea' +0 MCI/bide reheat?!” +0 490°C 04‘ a. pressure of 0.7Mpa. The nef' poweroufpwl- is known. 5mm: Defamth (a) +Ae. rock of heaf‘lranrhr #0 4M war/4M7 Cluidn'u +he sfeam aznemfor‘,(b) 'I'he +L1ermal (Hig'cfemcy, and Cc) flue rode of hem‘ framfer fa coo/“‘41 wafer passmg ~Hnmugh Me Condenser. . Turbine 1 62m —-—IT1 = 480°C lpl = 8.0 MPa’ r v / 5 Saturated liquid mummy F“;st fink each of-Hw prliacipal $192435. S'I‘aie : [3‘ = Qua/h =80bm , 7‘: 430°C =9 14‘ = 3348!} kcr/Icg, ,= 6.5 585 EJllz?-I( éiadgzz gt: 0.1 mm = 7W J 52:5, =5 x2 = Sign .-.0.‘176‘?SJ #:7527413 kJ'I/‘g ‘- Sides: 193-: 0.7%, 1-,: 980°C => #5 =34383 IcSIkg , 3:7.8723 law/k5 S -5 51m: a, = 0.09 bar, 54:53 =b x‘, = V H = 0.9533, 14,, = “64.81::le 545‘, 5mg 5: P5 = 0,0,3 bar) Sod: Hind =5 ks: 173.88 may J 1% =lgooa‘lx163 m3/L5 5+a1‘eéi he 99145 + 7}; CPe'Ps) lo: “(m2 lk'J' 3 = I73.88 +(l.00842<10'3J’:—“'5(80‘0-08)bMI (bar ' no‘M-m = 173.86 + 9.06 2191.94 kTIEj (on To dekvmn‘ue, fine rad-c e€ head- Wansflcr (Elm ) A'rs‘l- 4M +149. Mass How am. The. nef power owfpou‘ 0F +0.2. adcle is Wmf. = th‘l'W6z-WP -'-' m OF Wm "" =(krh1,)+(‘43-L\q\‘(kb'(4$5 _ (100 MW) 1103 kI/s/le] {(askewt- 2-241. 6) 1-(3'1383 - 2404.8) —( 9.053] lax/(‘9 = 63.89 kgfs The. Mad 4mmer mic is 51;“ - v‘m [nu-m + (ha-m3 Ma, mama/v1 8.28 (Co-ni'd) Inser+ti49 vaLues I MW 10316]: a” «use I?) [(W‘M “81.9% + (3938.7- 2741.895; =2~t5n MW‘—__—____—_—0‘L'n (b) The +hermal cF-f-{ciemcg (s W loo VL‘ 61,-“ = 215.7 (‘5) The rad-2 04 head" ster +0 ‘Hle Cochin wafer Pass:ij ~er0u7k fhe cmdemar is aoaf : L‘af‘hs—J =(b3-5‘7 552)[2%'-{.8 - 173.33] E; = 0.407 (Ltorz‘lo) m a————————-—-—— I Mk! (03 kJ’Is . = 145.7 Mwe Gout 5’— 4S PROELEM 3.43 KNOQN: The [deal Raulu‘ue. ajde 0(- ‘Pf‘oblem 8.6 is modified 40 niaclude. 5W. (nean vapor enkra‘ng Hae 493+ +u/rbziae Sfage and One open Feedwakr‘ Idea/fin Sabra/fed ll'7uial «Us ‘Hte. hedwwfer heafer‘ and oHter data. are Moan. Flam: Deferma‘ne -/0r ~H4e meow-{ed aide m) 'er net‘wadc r- kg of skam How an 1‘14 Hm firsf Wine, sfageéfib) +142 Haermal ef-Ficieuchand (cl ‘Hae (new? 1‘mnsé’er +9 Cochiag under in Jive—Condenser per kJ of 5 am. How elderliag flue h‘rcflurbl‘ne Sfagx. seas/lama i mum D4 : enema “sebum 77:5(oo°¢ <1 ~y) 51+. l;.| ope" feedwater 4 SM. “1) . blah WP:— me/z WP. PLRp/l ASSUMETLQM§1 Same as Example. 8.5, excepf' ch. Mrbche. singer caper-ale in an. "Mentally reversible manner. Mgogszs: Flt.‘si”{;x each 0"- Hta principal sinks. 51516.13 P, = IBMPc. =l8o bear“, T, =56o°c =9 [4.23LJqu/ kT/(c5) s, 4,3392 k‘Jugyg 51%;: F2: (Mia =zobm lszfs’ =5 x}: 034.7) 1,,2 =27H'G k3“? SEQ! rs: em. =0.obbmjsa =4; =t> x3: 0.7578) A3 = 1982.3 lei/k5 SM: R! = 0.0% bar, sat liguid =5 tn, = 15!.5'3 153‘ng J v; :/.ooeqxlo'3m3/L5 m: (“5 2' I‘W"v7tCPs “PH =15153 {- (I.oobw¢o" 1:363) ( Io — 0.06) Lam I :ISI.55+I.00 = 152.53 leL5 m: P" = 10 boarsJ sad“. liguid =l> L6 =762.8(loTII¢5 ,1}; = “name‘s m3/lr5 m1; P7 =3 :lBObar [475 L‘ 4- U“. Cg-Pb) =(162.8|)+(l.1213X¢63)((90—Lo) {[00] 519/97 gang (m 581’, app flag mass and energy rode bahnces +0 fie. w-Mrol volume enctosmj The open («m r, fine, {rad-Cam g of- How exhaded oi 7. is _ he- ks _ 762.8! 452.53 3 ha: l"s rum 452.53 The. W (Mark. dew/Lode by W Whine, par and" was How euJ-ewhg 'Hae First {airbase Shae. is (OW/mi” ( kT Hear | 103N‘M = 01385 $77. PROMEM 8A3 CCde) wit/,9”: (kl-Int) + (1-9) (In—lag) = (BLHVH- 271L6 ) + (0.7b($)(z7H-b-1982.3) - 1293.2. mlkj Similar-lg, 'FOT‘H’le pun-p5 wP/M, = (1-3)(A5—laq)+(l~7-he) = (0.7615)(I5Z.53 -15L5'3) +(75/97 —- 762.8!) :: I9 .92- lair/[<6 Thus, ~Hw. nef wark ix V1814; = -V-l’fi :v. £1586 kU/Q‘__—_":"_sfli‘fi‘ W\ W\ M\ I. (b\ For Hye war-(4:343 fluid yasst‘vg ~Harau9k Hae sham acmemfar Q34“- : ‘m- '47 = aqqqA-vam-z 12662.4 (ca/k5 m| Thus, +1er {Mammal eflFicienc‘j is YL a Wade/M. :— (“98,3 Cich/n‘a, 2662.4- (cx Far +l4e worlmiag fluid 1364554145 +lnr0u5h ~Hae. condenser «04-9—1- : (l—-'~j)(|43_ In”) m. = 0.975 (V7.6°/,)<_______"; (o.7ezs)(:qaz.3 — 131.53) (394.1 («Tl/c5 QMM 4—--—-—————-—-——————---———----------—--—----l ll 8-73 PRObuEM 3- 44' W: The redqenemfibe vapor fewer aacle ef‘ Emblem 8.93 is mod¢¥léd¥o I'm C(u. e-HMJ' (W hprbme 811190. and pump («as an EseKWI'c. eFHcieucg of 85%. ELALDJ See soled-c6” 40 Problem 3H3. s.ch i élVEA) pm: MEALS; Fn'rsf', fix amok of Hie Principal 5110!“.me Problem 843) 5‘: 34%.? 16/15, 556113412. kU’Hr-q-K, [4.4 =ISI.53 kinks, and h‘, =762.6/l¢.TII:g. $1416.21 (was fine {urbu‘ae eflicéucfi, n+1 = (k,~Lz)/(k.-Lz;).Wi+L\ kl; 27H.b kTUrj from Probkm 8.43 MI: h‘-M+'(k'-hzs) =262L5 [CT/{ca karpolahhfl in Table A-‘i, S,_=é.680l IcJIkg-K shied: Sw‘nllarlg. 5:0.09 w, 535 =s =9 x33=0.7887, 11557-2057.!) Jail/=5 7. Thus, ha = lnz- much—Lu,» = 2171.7 was. Sfi‘fesi “Sliaa He, Pump cgt'q'encg, n‘,’=(kgs-hq\/Cl\s 41.1). FrOM Problem 8.43,- Lss =152.53 I‘J'lkfi. Thus hs =Vn.f +(A53—hq)/n,,|=/52.7 tor/[<7 émr‘e'lr Similarly,w}+h L275 =7a/fi7 lei/E5 :‘ram PmHemJ-‘B [4,1 = 1..6 1..(l«7,.l“)/l,1f_z = 7:514 I‘J‘Ika (a) UStiAj 414a MOORE-{A dark _ g = 0.2286, We, (Ml = [124.2 k'JHcfi ) kip/w“ = 23,419 gang Th” “Eng = “00.7 laTllc,‘ Wye/“3. Ml do) chem/M =265“) mg «ML 4:0.414 (4m °A) k G) (a) (QM/“x. -. ,553‘3 (casz mum, I, Campan‘ng Ham results 01.1% #1050. of: Problem 8.45 [de5 flat furblhe omd 9W Irrevers'aln} (H'ies aaCFecf #«efief work of 3d: Significang ,‘l’karelmj CALLSde a. Sijm’ffcauf drop m fixcrmal cFFLCIE 3. F74 ...
View Full Document

This note was uploaded on 05/12/2009 for the course ME 3322 taught by Professor Neitzel during the Spring '07 term at Georgia Institute of Technology.

Page1 / 13

hw8 - FROGLBM 8.2, flown: quer Ls -Huz womws “wick {m cm...

This preview shows document pages 1 - 13. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online