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assignment2 - PRORLE M 3-39 know/q: Aar‘ Can-{n.‘ned in...

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Unformatted text preview: PRORLE M 3-39 know/q: Aar‘ Can-{n.‘ned in a rigu'd (bou'l'nl‘ulakd fink rec-241M; energy a+ 4L Spoof-'94 rad-e ‘Fraw‘ a; Paddle W- F/po: Dekrm‘ng +l~g Sp-chfa‘c Volum 4+ ‘Hs4 'F‘Mabos 8+0LH, +ke energy ham—9.- b~1 warn, and +v~a chad: wl Speufln. m+em~L eurgy a-f-HNO-‘Y. SC‘H-TMATIC <2 Gwen; DA 76! ASflMPT/ONRI l- The an- is 1-9». gloved :ySi-em- 2. For ‘Hv zys‘km, Q=O and +lu~n w M Lkmyq w; lmmh‘c energy and {ow-enhpt char—5?- 3.Tk¢cm‘+.'..4 an Fun—1 S‘HVP’S are e1u:l.~brruW\ s+a+cs. éMALYS‘lSi (a) State +04 wuss And“ Volume avg («ck cmS'I—aud) +146 SPeu#‘C volume “1— S+k+eS " and Z avg 44;: SAM“: \I-L:Vl. TM, wf‘hn Vt: ‘IJD. ,UJ-e Mat/Q 117:. . —J——o — 3 <__________. v; - (Lug/MU - o. 83 m [5 (b) To GV‘o-luafk W) l4A+°3r4+L I a 1k ‘1» ‘35 36003 .5. = W°H= -4W “=G4WDC'U :T 1033 W ,w ° ° : -l4-.4-KU <———————w (<3 Thu. cum“ Rn Spcufiy‘c vinJ-vvu—Q {£40417 CMM 14an 'Qa'w‘. AK 4""‘3/ \oadanu: 9é+yé+AU;/@/—w % m4u2—W w Um-ut: To ‘Fwd M 3 m: «531V: Q'zigz 0 QM )- 0'72'55 30 L41 q‘ "" = 20 f2 Uz-LL, - .- 01?ij 3 ‘ ' / u -»m~wqu~qw.W-,mw,.w__ an”... -,‘.,..»,~-....., ... , H. 7 ....._. ,W.mww~m?..mm,w “Mm Hm ,.m.~~~.k_.P.Tw.M.~_,WM ._,M_._._-__......_.‘.T.____, Mfl;wmww_gw ..... ., PROBLEM 3. 4—3 mu: A known guam‘ihj of air under oes on process I'm? Verh‘cal pleDn-film der ass emb/ ,Tlde {nil-Jalanal mal Volumes (Meg-yen, And The. baa-f rausfcris Speci fed. Ema: Deferwnnhe ‘er change ‘m Specific n’n1‘ernalener33. E 3”".2100 kPa 621mm: (1) The air is a closed Syshm. (z) Kthcf-L‘c and pahnh’al energy eFFecfs are meg/i ible for Me «W. (3) There. is n flicflon befwecn +he pIsI-on and #42 cghiader L041]. (4) The Pmcecspccurs slow/«j 1 MM no accdequ-wn 01“ Ha (mm. (5) The aceelemfcon o? 9mv2+7 is and-ant, 3 = 9.81 M/s‘. $149555: For-flu. palsf'm, 2550. Thus“? p )5 Ha: pressure axed-c4 by e qw- PafmAp'ufl PAWS? = PamAPFS‘I' *- mg;er mpisr 1° 2 Path»: + 4918f 1 lap = ’00 kpq + (50kg)(a.91m/s’-) N I a (0-01 m1) 1 La'mls 103N/m'i = zqqos Ida To Hind ‘HAC work {or Hae process, use 5?. 33. Main?” +l4a-} Hue Pressure [5 msfawf V I. W = PdV =- PCVz-V.) V‘ a [03M/M2- I [‘3' = (194.05 I‘Pc.)(o.oozs—-o.oos)m “(Pa ‘03 N.” = —o.37ze kd' ‘ o o ' . Now, fitc energy balauce. reduces 4o Aj/é M/g MU =a-w. Thus, leA AU = Mair Au’ A'u, = _a_‘_w__ = (’1-4’W)-(-0,372.6L3') mair (0.00:1; CD = -2593 LJ/Lj Au ‘ 1.11m. Lef- amouw!’ of: energy ‘Imnskr is firm +1.0. gas +o+l~z sun-aunohigs I few/Huh} in a decreaSe 0:" Ha, iukrnalenergg 015142 Syd-em. Paced/BM 4.3 (a) A+ 0L +empemw¥e 0‘?- 2.‘+o°c ,-H»e Sfecified pmssure 0F [.25 Mp“ {tails be+W€¢W ‘Hfl +05% Valuos 0-? [:0 M [.5 MFA. 73 Ciel-evnmhe {4m specific volume wrfespomuiaj +0 LISA/ma) we +kfmk 0? -H«e SloPe 0? 0x. swam MAC Jofmkj {he adjacewf +able s—I-das) as 1Gallows: “z; : O. 2275 may]? ,22 U) 18 (’0; P =I'25) “dB/“3 14 » ‘U: QIqu m3/l<5 p) MPQ 1.0 [.25 /..5' similar- frianflfcs: \r-OJHBB 0.2215—O.l'~{83 = ‘ ‘05 -l\° => v=o.1483+ (gyonvs-awas) = 0J8“)? m3/p9‘___(4) M- 0. VTCSSLLV‘e 0‘? LSMPC. ’+ke CV2“ VOtume a"- o_\555 m3(Lj “Ma” 41%“ “MS °$ 7' o “M 290°C. To doJ-erhm‘ue. —H«e +emrem+wrc COYreSPowag 49 M wow specific van/me ) we, “Mull. are .HAe awe e9 09 skaim‘vd’ \wve. soman e adiach +oLLle s+akcs¢1$ #ollows: 280 (0. 1627.21») 5'0 _ T—z‘lo ~ zeo—zqo‘ T; Fe JSS‘S‘-.l‘-l$%_.lbz7—.Hs? D C .140 a) T: 240‘; .Isssowaa] [.Ibz‘l-J‘t83 Ho) (49535240) '-'- 290°C4__———_(B .H .15 .I(, .17113W‘3/k3 (c) Im-Hxis case, H43 specméd pressure .Falls befween Hmhble value: 0F 1.0 and 1.5 MPa 0mg +he specified hmpemf'ureficus beiween 44m. Jule/c values 6F Zoo amaze/0% . Thu-5, double I‘uJ-erpolahon is refiudred. . 14+- 220°C! He. 3 ecrfie Volume od-eadA pressure 25 Slinplj J-Le ave/rage. Over Hm. mkw : .20004‘2275' out 1.0 MPa3220°c5 ’U’ = — 3 1325i #83 ‘ all/b7; M An o .l a"? 1' 5MP“) 120°C 1’ = z = 0.1904 1M3”? ' Thus, wiW—HAL Santa approaofi as [M (4) 1;- 0.140% 'o.216‘15‘—o.mo‘/ ['5’ I.“ - 1:5.AI.O __ 0.1 _ => 1)‘ - 0.19094 +(fi)(o.21(.75 0.1qu) = 0.5597 MA? <0 .MMMwWMW.wrmmm “Wm-” __._m__ ,,___,1.__.. ........ ._____,._ .... «WWW... MMMM ._.____, ,,,,, W_WT_.___WW_MMW._ ....... _. PRoeLEM 4.5 (4) H20,- T=¢oo°c,u= 0.8 m3/k9 M T-2: ’0; = 1.0455x10’3 m3/kj , U3 =1. 673 m3/Lj x z 1;: V; = 0.5- 1.0735 xao‘3 1’3“; 1.673 — LOH3S XIO’3 = 0.V78(¥7.8%)‘__X (L) Rdrigemuf (34a; T=O°C, ’U'=O.‘I72I 0143/3 3 3 3 1;: (0.7721 2'.) £1 fl... :. 0,77le10-3m3/2j 3 lag to“ Cm3 Table T—é: 15: 0.77Zleo’3m3/k9 ={> x=o‘.____________" “WE‘R— (a) H20; )9 =loo Ibf/lia.‘)\1)'=3.o ~F+3/(b M1235: 1g = 0. 01774 H3/lb, 1J3 = 9.931! {fa/lb ’U'— ‘U'f - 3.0—0.0]??? “5‘”; ease-0.01774 (b) @cfn‘gcrgn: IB‘Ig; 7-: -40 0F) 7;: 5.7173 Ham, MT- 95 : 1r=v§ = 5.7/73 H3/Ié saJumfed qur' =5 1:! ((00%) " ’X: = o.e7s(é7.5%)4—__" P aoRLe M 4-. 7 His-f, 4-1344 +la¢ Speczfi'c volume \ T=woK V O 3W1'3 m “0/43 «I: —- = —F-—' = 0.03 m3/ 66ch V :0 3 m3 3 m [if E 13:2 “mo-3m, Now, Hae («ad-3:5 - E3 v.1)" -3 \ 1f“: 36mg“): - ‘F _ 0.03-2.47M0 k 5 ‘ X ~ 1,- -4,— — % K. 5 .F 3.?qxto‘ -Z.‘?7X¢D = 0.742 (74.2°/.,)‘_____x AI PROBLEM 4‘73 WM-or Ls HM. Salas-lance. (m szbqr; T=290°c F T Tabe T— : Sbar v: c.161m3/L3 u=2113.l lea/k3 290°C. 110°C v v- ]; = 5 bar) v=o.$ mall? Table T’3: \5‘V‘V; =5 7': (33.6% F T v.” 36am X = —-:‘£’ “5 f a 0.5-1.0732xlo'3 v=o,5’;‘3/Lfi 0.6058- l.o132x¢o—3 : 0.825 v U— ... LL: “{+XC“a‘u.F) = Sbl.(5+(c82$)(25'43~(.-561.5) : 2196.7 (Ar/(«g (c) T=400°c, P=10 bar we“ Table 134-: P T ‘Hmoc v: 0.3066 m’Ncg k = 3293.9 kT/kg LOW HOO‘C. - v 1:— (d) T=3200c , 11‘: 0.03 nay/43 Table 122.: ‘U'>‘U3 M 320°C. =>Talole ,T—4— : A4 320°C. Hm. $44k {nus beJ-wzm (go and 80 bar. (n+wPolaJ-mj , P = 74497 bar = 7.497 MP4 h = 2518.0 tar/1‘3 \fl (8) F=28MPQ=280 bar, T: 520°C zeobar Table 1— +: 280’?“ 52m V = 0.01020 m3/L5 P 520% 'T h = 3112.3 (cs/1‘3 M.Ww ,m._..---,HT~.M‘WW~ m.m~W_W“Wm..___.M—.T“WWWN morst 4.38 MM: Safioomfed wm‘er vapor ls (on-lath ed d4 a riafd Junk at a known inifialf‘cmpemfiue. The pressure drops as a renal/fog Muffins” +0 a known fu‘ml value. ELNAI Defermu‘ae qu amauu-l of enorqy impish lag $114+. scum/me i amen DA—TA: ASSUMPnoUSzu) The H,o '15 a. closed sysw‘amim The volume ‘ls cummi- .(5) RV flae “Idem, W =0. , (4') knheHc and. poknfial energy aged: are hcyigibk. 35591355: The haw/- WW is delvermu‘ned using fie enevyg balance AJZéifl+AU=wa° or, wiflx AUz mmru.) Q = maxi-u.) Usu‘ag dad-a. from Table 12?. u. = usemooc = 2550.0 tar/£3 v, = 119‘”th = 0.5099 m3/k3 For S-Ia-(e .2, v; =7); J 80 «Id-(4 data fimm Table‘T-B x = _ 0.508? -I.0605’X(O"3 D. 8857 — (.0b05x10’3 = 0.57‘” 32. {-2. W uz=u{+xz(u‘1-q{) = 509.99 + (0.57#I)(.25Lfi.$-507.qq) :1667.0 my FI‘Mallcj Q = 6 k9) (Iowa—2550.0) kI/LS Q) = ‘2694 Head 1. The negaM/c sign {or 62 denofes energy {mash gag-014 flu: 5'1 skm. g _; m. Pzeeusm 4- ‘H KnowN: Refru’yerad 1340. mi???“ “ Wu“ ‘9'” “"wu‘ Pun; “Minn behoocn +Luu Speachd 5*4'5. Faun: beJ-Or‘flM'nQ +0»: wort: aad hear! Warm-far- "fa- +tq pA-ocass‘, eack Pep VwH- of mass. SCHEMRTIC 2 Gil/2N DfiTAz _ 17 _____._ASS"M°T’°”8‘ “ 1"“ "{Wfieflw’ w. a. dos-eel Syd-Cm. 2.71m fracas: do deScwbcd “3 PW“: wmhnk 3- Kine‘frc and fo'kuh‘é-‘e 9“ch eficck are Hewe‘y‘ble. Apkwms: Mama Eq. 3F! du- 112. 11' W 2 —- = 41,- = m if L. a» P1272.“ P, 1r, l— )4 Gk) ~ To f-MJ Mae, @ohg’mvp‘xc ex Vonewt \A , we first mus} d6+ermme ‘HAQ. \‘vxi-Ha‘ AKA 419ml specific. volume5_ Usu‘rxj Tame T-8: 3: Zoo Lab-r, = - [0°C. » v; = 0.09933 m3/Lj F2=Iooo Ida) 7;: 50°C. => Uz=0.02/7( hwy/<5 Thug, {or We. Poluhoplc. Graces: Flu: H = 72.03," $ 203(1’2/2) = hbjcfli/vz) ‘h = a(“DOD/213°) .- — l 1°21 (Vt/“*3 IOjC.O‘i‘i38/.ou1l\ 058 Inkrfiwj Vain.“ in 36.9%) w _ (loookPa)(o.ozl11m3/L5)_ (Loo)(.oqq38) maul»? ' DJ M ’ (14.055) 1w“ Io’N-m =-3H.2. kw/kg WM M— MWTWWW my.» ___M_.,.T___.__,.Mw.m., mmw-www“..w-‘w. ‘ ,-_, MWHM _._.WT__..WW ” .W. PRobLEM 4- 55 mag: {4n elecfw'c res}s+or +ran5'fers encryg 40 wafer {14 a, well— MSula/I-ed cqoper ‘I‘ank . ELMO:- IDCfel/‘mfnc ‘Hae ‘Flkal eguflibrium +empe raI-urc. W: W5: (1) The copper-lankauc! wad-er are a. closed aid-em .(ZJTheta [5 no head Mnsf‘erxal The Coppeer wafer‘behnve as Ihcompre ssmc subshfimces wa+k covgsfan't specific headtl‘t) theh‘c. and pofewl-ial energy eFFecfs are. neglijlblzlm No em.ng is s+oreA in +k¢ resiS‘l'Ol"; AU -0 res- Wm: Theccrwrggé balance (Educcs as follows 912?: +9PE+ AU 2/62’1w =.'> AU = -w 0" gig—AUCMUM = -w ‘72”) ‘1' mega” “Tw;) 2 ~ W Solving 'F0r He 4:3an +em1>em+umfl¥ meccTa + Mwa‘l—w" -W me‘c HT-l; +he specific. MM 9" wppor' 1; cf 0.385 l<T/l=g- K . Aw; WWQ¥€WCCC 325K) Table HT~S‘ 'al'yes Cw: 4il%7_KV/l<5'K. (D T = (13 kgxo. 395 kIIEg-K3c27+z-13)K 1* (‘l)(4~"37—J(5'o+273)-(-loo) a“ (:3 kg)(o.395 w/Lg'm (064's?) T; = = 3223 K = HQ.3°C. M I. N042 +lnac+ +empera¢ure in °c Could hat/e been used diredrlg :14 Had: cxpmsswn. 7'; v-v "*"VH ' -'-w- 14».,H.devr. mmwmmomnwavg-umhuuwnya aura-w,” V .. .. . n “wwwwwmwmwrmmwMm WWW.“ m.~.m.w_.._+.Tg.__Ms...mm..__g..‘..._._.V_-._,..W:.__L;_ “Mum‘wmmfl .~Ww_.._.._._r_.__. ...
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This note was uploaded on 09/29/2011 for the course ECE 309 taught by Professor Bruce during the Spring '07 term at Waterloo.

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assignment2 - PRORLE M 3-39 know/q: Aar‘ Can-{n.‘ned in...

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