WWW.DISSERS.RU

    !


Pages:     | 1 |   ...   | 2 | 3 || 5 | 6 |   ...   | 9 |

pa Y = f (X) p c5 = 50; c4 = 0,03; c1= 1; P = 0 oaa a pc. 25. pyo yaa yaco ae 3 ex eco pae pao epy : 0 < 3 < 0,25. Ha pc. 26 oaa pa U = f3 (3) yaax peeax. Bxo ocaa epy yeaec c yeee oeca poo oc, a a oaea oc e oo yoc c coo epy ay, o aco pacope ocao.

Y 0 50 X Pc. 25 pa Y= f (X) p c5 = 50; c4 = 0,03; c1 = 1; P = U 1,0,0,0,0 0,05 0,1 0,15 0,2 0,25 Pc. 26 pa U = f (3) p c5 = 50; c4 = 0,03; c1 = 1; P = paee pecaec a =, + e m2 = P (c5 + 1) (3 P3) + 3 1; n2 = c5 (P3 + 1) + 3 (P + 1).

o ypaee epo = e = + Y = U. pa Y = f (X) p c5 = 50; c1 = 1; 3 = 0; P3 = 0 oaa a pc.

27. pyo ooae yaco po, cooecy aaoy cpeaxc ae c4: 0 < c4 < 0,25. Ha pc. 28 oaa pa U = f4 (C4) yaax peeax.

oee aoc ocaa yeae oeco paa, yea e ca yoc epo a.

pee aa oo ycao e pax apaepo ycao a pooeoc epy .

B a. 3 oaao, a e a ey U eee cceoax apaepo peeax, cpeaxc pae cyaa epy .

Heaeoe e ee oeca poo oc aoc ocaa a xo epo a epy ooe eoopx cyax ca V ye yx epeex: coooe o epo a pae cye cyce epe epyo U = f (c5) (c1). Ha pc. 29 oaa pa o y peeax, yaax e.

Y X -100 -Pc. 27 pa Y = f (X) p c5 = 50; c1 = 1; 3 = 0; P3= U 1,0,0,0,05 0,1 0,15 0,2 0,25 cPc. 28 pa U = f4 (c4) p 3 = 0; 0 < c4 < 0,Taa apaep aao apaepo eee c5 5 50 +31,c1 0,8 1,7 11,3 0 0,25 2,c4 0,01 0,25 +3,U 0,0,0,0,8 5 10 15 20 25 30 35 40 45 0,c1,1,cPc. 29 pa U = f (c5, c1) acoc, oyee o paoe paee, pe x aapao c aao ooa (epy H, , O, p p.), a a ee yco epapoc ooo oee oeo aoa coxpae acc.

oo ex aopo a pooeoc epy ae ypee aop (ocpye apaep). pooeoc epy opeeec ypae =, e Gp = Voc poc acca ocaa poope; t pe pea ocaa poope; poc ooc ocaa poope; Voc oe ocaa poope.

B epyax , ex ecoo acao, oe ocaa pae cye oeo ocaa a ao acae. Oe ocaa a n-o acae pae V = 2 Rn n e Rn cpe payc ocaa n-o acaa; oa ocaa n-o acaa; a n co ocaa a ce.

Paccop ee ocaa a e xoa oae. Ha o yace opaoac ocao oo e ee pooo ceea, cocooo epea ocaoy ocay eoxooe epee yce aa. ooy aae xoa pocxo cae, ypoee cee ocaa. Ocayc ac xoa S ocao epeaec co copoc oae.

Ooee = aaec oeo xoa ocaa. a ocaa a acae eec eee aoo ooo xoa oae o acao Ln o ao Ln kS. Cpe a ocaa a cye paa = - oa = - Ec p, o oe e co peecyeo acaa pae aoy e oey oceyeo (o cpaeo p oaoo ooc ocaa oc a cex acaax) oy +1 =.

+Ec pa o ocaa cex acao epe oy payc epoo (ypeeo) acaa Roc, oy:

oc ;

= - = 1-, e n co acao epy.

pooeoc epy oo eep pa a = (16) p = =1- oy =.

paee oaae, ae ocpye apaep a pooeoc epy . pooeoc po poopoaa e paycy pye oepxoc. B ee cee a pooeoc e ea xoa oae. e ee xo, e oe cpe a pye oepxoc.

epy 1/2-400, 1/2-600, 1/2-800, 1/2-1200 2/2-1200 = 0,09 0,13; k = 0,5 0,8; = 0,955 0,896.

epy 1/4-650, 1/6-900 = 0,5 0,7; k = 0,54 0,8; = 0,75 0,44.

Bpe pea ocaa poope ypae (15) =.

o oece pe pea, pacoppyee ycpoco oo coa cooecyy copoc epee ocaa voc. B epyax a copoc paa voc= k S i, e i co ox xoo oae yy. Bpe pea o cyae ye pao.

= ec ycoe oaoo pea pao epy, Paeco = oa copoc py ocaa poopa cooecye copoc opaoa ocaa.

Pacp ocee paece aee Gp oy Qoc = 2 Roc kS i. (17) oc oc o ypaee pooeoc epy pacoppyeo ycpoca py ocaa (2 Roc kS acca ocaa, pyaeoo a o xo) p yco oc oc.

= (18) opeee pooeoc ao epy eoxoo aoo ocaa a e oc, t, oeceae eoxoy aoc ocaa oce epy. ae ceo o opeec poeee cepeo a aopaopx epyax.

pe pae (16) (17) aopaopo poeo epya, p aop paee oy ocaa oao yoex epy. oy, = = (19) e F F oepxoc c aopaopo poeo epy. paee ooe ece acoc epy [16].

oeco ocaa oce epy pao Qoc = T4 + 4 = (1 + c4) T4. (20) ppa ypae (17) (20), oy - = 1+ = 4 + + + Ooa = 1 + c4; A= 2 Roc kS oy paeco oc oc - = (21) + + + Bcyae ocyc po oo ypoaec - =. (22) - 4 pae (21) (22) ca oeco ocyae epo a co copoc epee ocaa poope.

Ocoac a oyeo acoc (21) (22), pya aopo papaoaa coco aoaecoo peypoa pooeoc epy.

Cyce ocyae epe ae poop epy. Bcooec c eoxo peee pea ocaa poope (oo ac o peyeo aoc ocaa oce epy) ycaaaec copoc py ocaa p oo aaa.

Ca o aaa ocyae a peyop, oecy a pocce, poyca paoy oc poccey epee oae. a ae peyop ca, poopoa cy oa i.

Pacxooep epe oe pacxo cyce Vc, oop oo pa a - 1 =. (23) ooep epe 1, oopoe cao c c1 acoc - 1 =. (24) - x yx ypae oo opee T = (25) -.

- Be ao cyce c oco. pop coee a, o a a peyop ca, poopoa T1. Bo e peyop oac ca o ooepa, poopoa c1 ca o ooepa, poopoa c5.

Peyop opeee aee T1 ypae (14) (21) + + + = + o oeco epo a, oopoe cooecye oaoy pey epy, cpaaec peyope c oeco epo a, oopoe ocyo epyy = -.

- Peyop oepae paeco x ae ocpeco coeoo exaa, eeo pacxo ocyae cyce.

Ec ec aoc ocaa, a e pe pea ocaa poope, e co oa.

Ec cyce eocaoo oepa peyeo pooeoc, oppeop yeae aaoe co oa.

Ta opao, opeeeo e ex ypex apaepo epy (c5, c1, 3, c4, Ln, S, i, Roc) a pooeoc, aea acoc ey e ype apaepa, ocaa ccea, cocoa a ocoa o acoc aoaec oepa oa pe.

2.1.3 cceoae poecca poa epyax opeee ex ye oe pooeoc epy eoxoo cceoa poecc, poeae p paee cyce a epyax.

Oco poecco p paee cyce epyax ec poae c opaoae ocaa.

Oee ypaee e oc opco cpee ee [8] 1- -1 =, (26) 1- e = ; i oaae cee p ce Peoca ypae = ; - oe copoe ee oc; oe, ac o i; oc o a, c-2; ooc o a, c2-4; paec payc aaa, o oopoy poeae oc, ; P ya ca e oc (epea ae), -2; hoc oa co ocaa, ; 0 copoc pa, c-1.

p aapo e oc aaax ocaa oaae cee s ye pae ee, ypaee (26) pae cey [3] = =, (27) + + e V oeco paa, oyeoe a pe, 3; F oepxoc poa, 2;

roc yeoe copoee ocaa, 2; R. copoee pye epeopo, ; xoc coooee oea ocaa oey paa.

o cex ocao cyecye acoc ey ye co P, cae ocao, ye copoee ocaa.

cceoae pax aopo [9, 13] oaa, o ao acoc ec = + (28), e yeoe copoee ocaa p P = 0; oe; s oaae caeoc ocaa.

ocoe, s ypae (28) opeec o ceao papaoao eoe [1] a pcocoe opeee oca [14].

Peya cepeo pee a pc. 30 32.

oyee ae oepa ae acoc (28) oo ec ee ypaee (27) =. (27a) + + C e opeee oaoo pea poa poee cpea aa y. pooa o ae pao ac ypae (27a), ppaea y, ae yco cpeya - + + - = roc, c/0 P, /210-4 410-Pc. 30 pa roc= f (P) eco oa roc, c/210-4 410-4 P, /Pc. 31 pa roc = f (P) oepaa oa roc, c/20104 40104 60104 P, /Pc. 32 pa roc = f (P) oax peca Bopa pooa pao ac ypae (27a) opaea, o ceecye o a acya.

Oaoe aee, cooecyee acao copoc poa, pao + =. (29) - oyeoe paee oaae ae oaoo pea poa p S" > 1.

Hae oaoo ae poa oepaec cepea. Ha pc.

33 34 oaa peya cepeo peca [15].

W, /c 810-oepa o 710-oa 610-510-ec xoco 410-oa 310-210-c 110-2104 4104 6104 8104 P, /Pc. 33 pa acoc copoc poa ca, eco oepaa oa xopcoo a o ae W, /c 4,510-4,310-a 4,110-3,910-3,710-3,510-10104 2104 30104 P, /Pc. 34 pa acoc copoc poa o ae oax peca B epyax ocoo poecc paee o epo a cyce pocxo oe poa pc. 35.

oa poa opaea c oo copo eo e (eooc oocea, a a ce ee paac opy oc 0-0. Heooc ao cyae oocc ocyc opao-ocyaeoo e), a c pyo ypae oo.

Cyce ocyae o ypee oepxoc aeo oyca a oco paee opaoaoo ocaa. Co coepae opao-ocyaeoe ee. Ocao p po xoe ca (a pc. 36, a pao) ec ece c co, a p opao xoe (a pc. 36, eo) ypaec e cyac ocaec a ece.

Ooa (pc. 35): S0 paccoe ey e ypae oo, ; S xo ca, ; Rc payc oepxoc c, ; hc coa ypo cyce, ; H0 aop ey co ypae oo, . aee poa ac o co co cyce oe paeo ceye acoc [16, 17] 0 e ypaeoe oo S co SPc. 35 oa poa epy c R c H h S S0S kS S0kS S0 Sa) ) Pc. 36 eee o ocaa p e ca = - e ooc cyce, c2 -4; yoa copoc pae poopa, c-1; rc = Rc c hc payc oepxoc cyce, .

Bpaa rc epe hc, oy = - p epepo paoe epy ypoe cyce oeec opy aoo-o cpeeo ae, oopoe oo ca ocoo eo Ac. Cpe poecco, poeax oe poa, paccapae p ocox:

1 poae a co ce c epeeo o pee oepxoc poa.

o poecc poeae p po xoe ca. oepxoc poa yeaec o 0 o F = 2 RcS.

2 poae a ocoe c epeeo o pee oepxoc poa.

poecc e p po xoe ca. oepxoc poa yeaec o F0 = 2 RcSo F0 FT. oco opaoa a pe peecyeo opaoo xoa ca.

3 poae a ocoe c ocoo oepxoc poa. poecc poeae p opao xoe ca. oco oo opaoa a pe peecyeo poo xoa ca.

B epo poecce oepxoc poa ac o pee, poeeo c aaa poo xoa o copoc e ca, F1 = 2 Rcv, e v = 2iS copoc e ca, c1; i co ox xoo ceyy, c-1; pe poo xoa ca, c.

oca ypaee (27) oyeoe aee epeeo oepxoc poa p copoee poao epeopo, pa y ( epyax R. << roc hoc), oy =. (31) oce eppoa o 0 o V1 o 0 o, oy h H H h 4 = =. (32) oyeoe paee xapaepye ep poecc oe poa.

p opo poecce pocxo poae cyce a ocae, opaoaec paee. Toa oo ocaa, ec cyo o ocaa a e S0, opaoaoo a pey po xo, o, opoaoo a pe opaoo xoa = +.

oepxoc poa o cyae ec ye pee copoc F2 = F0 2 Rcv = F0 2iF.

Cpeee aee F2 a pe poo xoa = pao F2 = F0 iF = F0 0,5F.

oca ypaee (27) aee F2 p aay oy ocaa pao oy = =. (33) + + Pae epeee eppy o 0 o V2 o 0 o,oy + - =, oya = 1+ -1. (34) p xoe c opay copoy oepxoc poa F0 e eec, a a paccoe S0 e ac o xoa ca.

Toa oco o pe e ca opay copoy eec o o ocaa, opaeoo a pc. 36, a o oco, oaaoo a pc. 36, . p o oco h1 eee opaoo xoa cyaec o e h0, oopa oeceae epeee ceo ocaa o acay ac o aopa paee, o ocaa H acaa Ln [16] h0 = f (Fr, Ln, H0).

Ooa cpe oy oco a pe opaoo xoa epe hoc, oy o aao c poae epe oco o pe poo xoa = + - oca ypae (29), (31), (32) aee 1 =, oy:

= ; (36) = 1+ -1 ; (37) = 1+ -1. (38) Bcyae, ec <1, oy ceye oee poce pae:

; (37a) +. (38a) Bcyae, ec > 1, oy:

1+ ; (37) 1+ - (38) B paex (37) (38) e pacp e Ha pc. 36, a 36, aaoe oeoe cee oco ocaa p opao xoe. Ca, o eee o oco poopoao y, poxooy co, oy cpe oy oco a pe cya + - - = = + +. (39) e k oe xoa ocaa.

Bo pe cya = (l k) cpe oa oco paa.

c B ocaoe pe = k cpe oa ocaa paa oc - = = +.

Cpe oa ocaa a pe ye 1- 1 + = = 1- + +. (40) oca ae ypaee (40), oy = + -1 - - - -. (41) 1 peoo (+10 %) opeee oo p + -1. (41a) ypae (41) (41a) o, o ec ocoo ye ocpyx apaepo epy S, S0, H0.

Pages:     | 1 |   ...   | 2 | 3 || 5 | 6 |   ...   | 9 |






2011 www.dissers.ru -

, .
, , , , 1-2 .