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W 20 II
For it im‘crvals F“ ll; h: 7 1 Fm ‘ ‘3
Fiés‘l' 'Poin‘i‘ 5+ l3 yrs.
Annual income = 180,000 ‘5°02°°°(CRF“°7°"5)"°/°°°(4'(°%)
= it «2,01%
5&ch pin‘f a+ 8 yrs.
Ahnual income = nsewo “0000(41874)‘ I9w°(3‘°°°)=*56220
Wewaininj:
8. .,..13; 11 Third 'Poiyd’ 3+ IL yrs ,
Annual income = (50,000  500,000(A.IZ.78)  19000457551)=$.55;530 KMV‘E“ ‘ N
j 3 is n.
Fouri'k .fPoin‘l'a ah ollyryrs. ‘ ‘
Armual income = lagooo — 500,000 (0.1540)  Io,000 (4.000) = 3 42.le
'Remalni :
M
'3 ll 33 IL PM PM a+ :4 yrs. V . ,
Annual income if 480,000 a (sogonaJas’I)  10,000 (4002.): $02,150
Remaining. II 131‘! Six+k1>oinf 6f 12, yrs.
Annual income = (80,000  (500,000X0a405)1°,°0°(438+) ‘ “217“.
J“ ‘ x! n , "k‘gAr* \"H‘F “:5 '9’ ’V“~""I “‘i" :
Om'n'l' sev<n+k 701mb 'Hwé
OP'hMuM life = 12. yrs) income = 162.17%!) .3
x\x1.x3 9 __3___._ x" ~ 0 a+ III
a I ‘ le ert¥3 + 3 (’ ))
if: Zx  3 + 5 = Z "
a» ' x.x:Xa
‘3’; 3 = — —————‘ + 2x =l "
a 3 X\XIX3L xa ”TL Minimize increase X3, A)“:  1 4x3) ‘AX. :6
Searck in direchovx c'F s'feefes+ Aescerd' W Swag Ax,:0 «a xand
W <‘X‘2,n“> 2‘ 2 (PCAM‘I) x17”?! ”I t; "XQin‘f'
X2’1" ' llg LX2,n/Z_
5ubsl1'Al “I“; x'/ H r X21" a“! ﬂ)!” i” (I) Z
=2.1.x, +ﬂLM—Jr1lsﬁxn2
y 2" I.9<2,.—nn(lsx2,/z ( 2/)
‘f 3942,
US; may um'vamhﬂ. mam/4‘ MW 7L0 alpi’a'n KL“ AWL ﬁmd 71 above If Wmm/ZQQ ﬁ'qs
(a ) Objedive “Fume“l‘ipw. J =15qoooZD + 500w +eo,ooo  4000‘L, Conﬁraivrl , Pressure drop( (2100 m) y‘ AP: loo one = (0.02)} (1000 'Sj/MJ)
/ ______..
M V: (4—6YIOOZ)(A::W Ln) =o.oo:273 3,. Suksf‘LL’tLLitj’l' ' eastx10 .D‘".  w" 40' H
ConﬁramL Z.) ra‘Le, 5F hea+ “h’aM‘Fev
Hear} balance Koo R“) = (w)(4.m)(tlt,) ' ‘ "Rah +‘*‘~w————’t it"ﬁéw“ was” 7535*241’153” Cumbihivxj w(z4— 2+.) — 234.4 =0 Summary: j: 1500003 + 5'00» + (b, 000 — 4ooo“L,
"v I "if :rwhw: \ ~
SULLJCCL +0373? \f r (2.613“ Io‘b‘  w‘ =0
w(z4 zt.) zen.4 =0 (53 Gram PM WLLLLWL L537 [2 ‘f ‘1 (COM ) ‘
bu‘l‘ Cons‘fra'm‘i‘s rein?“ +ka+ m ’—  D¢l /au :  51 
M. 99 AW ,7,“ Aw  aoozea AW
A't ‘ MW— AW H Aw 0. Z”. AW v.4. lmaqgl/amunmhswaetsz.t ~ S
o Aj = [(tso,ooo)(o.oozaq) + 500  (400°)(0'7‘7—21AW :WMU Ad 35q.:_§§'€:4w) X‘errncare decrease w +5 “'35“? as wnew = ZC " L0 = 25 'j/S 3mm = 0487 + (aoozsqxI) = 0.154 m
t.,new = 4.15" + (o.z:z)(:)""= 4.3 ‘C ym = (Iso,ooo)(o,m4) + (504%: 5) + moo  (4MB ) =$753 700 ...
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