Research on green machine product design evaluate system based on AHP

Transcription

1 ppled Mechcs d Mterls Sutted: ISSN: Vol. 680 pp ccepted: do:0.408/.scetfc.et/mm Ole: rs ech Pulctos Stzerld Reserch o gree che product desg evlute syste sed o HP Lgto Yg * o Zhg * he Jg egu Nvl Petty cdey Ysh Rod 454 eguhu P.R.C Hr rforce vto College Helogg P.R.C 65459@qq.co ; 49900@qq.co Key ords: gree che product; lytc Herrchy Process; Weght strct: sg o the sc ttrutes of the gree che product the rtcle put forrd the prcples tht should to e ded he costruct the sythess evlute dex syste. he use the HP ethod lyzg the choce pproch of the gree che product s desg schee. Gree che product es tht ts hole lfe process (cludg terl gg desgg ufcturg pckg trstg usg recycle reusg or refllg) e c ecooze the eergy do lttle or u dge to the evroet protect the orker ell. It hs four chrcterstcs cludg techology dvceet ecooc resource svg d evroet fredless. Gree che product desg s to ke sure tht t c fluece the evroet less d keep ts sc fuctos servce lfe d qulty. Its gree degree ply portt role udgg hether or ot t c eet the gree product s sc requreets d provg ts desg proect d produce techology..he prcple eed to follo he costruct the evlute dex syste For gvg the sythetc evlute of che product gree desg frst prole s to costruct the resole ll-sded evlute dex syste prcples lst s elo should e ded.. Sythess systetc prcple he evlute syste should reflect the product s forto coprehesvely reflect the ecooc resource eergy d evroet ttrutes of the che product through these spects to evlute t prove the coprehesve d rellty y ult-suects d er crossover reflect the hroy dex og these ttrutes.. he prcple of cog the dyc d the sttc dex he evlute dexes re flueced y the user s requreets d rket requreets for the desg of che product re developg follog the socl d dustry s developet so the evlute process e should ot oly tke cosderto the curret stuto ut lso the future stuto of the product. he prcple of cog the qulttve d the qutttve dex Grsp oth sdes of qulttvely d qutttvely to lyze the dfferet sde. If eleet s hrd to qutttve e c lyze the qulttvely so tht e c ke scece cocluso..4 he prcple of kg the dex syste euverlty he evlute dex syste should e coprehesve d fesle so the uer of the dexes should e oderte d the cotet should e cocse. t the se te every evlute dex should hve cler eg. he vlue should e esy to collect d ke sure tht the vlutor c lyze d evlute the product coveetly d ccurtely. ll rghts reserved. No prt of cotets of ths pper y e reproduced or trstted y for or y y es thout the rtte persso of rs ech Pulctos.ttp.et. (# Pesylv Stte Uversty Uversty Prk US-8/09/6:9:58)

2 48 Mterls Scece Mechcl Structures d Egeerg.5 he prcple of depedet here re lots of dexes the evlute syste e should try to keep the syste cocse d typcl so e should vod to use slr dex the syste..6 he prcple of herrchcl he eleets dfferet herrchy of the gree che product evlute dex syste should e vred ccordg to dfferet users.. Coprehesve evluto of gree desg of che product sed o HP HP (he lytc Herrchy Process) s lso clled the Mult Herrchy Weght lyss ethod used to lyze ult decso uo qulttve lyss d qutttve lyss. HP s very pproprte for gree desg of che product og to t hs the chrcterstcs clude hgh logclty systetcl flexlty d cocse etc. so e use t to evlute the gree desg of che product coprehesvely the elo prts.. uld the herrchy structure odel ccordg to the prcple ust e ded coprehesve evluto dex syste of gree desg of che product s ult s Fgure hch the hghest level s evlute trget of the gree desg. he secod level re three evluto prcples to esure the gree degree of desg schee ko s evroet hroc ecoocl d techology dvceet. he thrd level s the clssfcto d detl of the secod level hch eody the gree desg evluto eleet. he forth level s the product desg schee tg to e evluted. Fgure Gree che product desg sythesze evlute dex syste Suppose the uer of desg schee tg to e evluted s the set clude ll the desg schee s clled schee set lke P = {P P P } the evlute prcple to esure the gree degree s lke = { } evlute dex correspodg to every prcple s rked th ( = ) ttrute vlue of schee P uder dex s rked th trx = ( ) s clled decso trx hch schee set uder dex set.. uld the udget trx uldg the udget trx s portt step HP. I the te of uldg udget trx profcet or decso ker descre the portt degree og eleets through copre oe eleet th other. I the other ord s copre reltve eleet portt degree the se level the gve the correspodg degree vlue costruct the eght udget trx

3 ppled Mechcs d Mterls Vol of hgh level to ts elo lso the reltve portt degree of eleets to ts upstrs. For uered the udget e grdes rked ethod rsed y Sty s ofte used t specfc detls lst s le. le Ne grdes rked ethod specfc detls lst Copre to eleets they hve the se portt degree oe eleet s slghtly portt th other 5 oe eleet s ovously portt th other 7 oe eleet s voletly portt other 9 oe eleet s extreely portt other he vlue s etee eghor Suppose level hve eleet hs relto th ts ext level (level ) eleets d deped o profcet or decso ( = ) for rtrrly to eleets level ker s experece d scle rked le the portt etee eleets re uered so the udget trx elo sho s elo: = ( ) Shos eleet portt to trx s orl reverse trx stsfy > 0 / th regrd to the evlute crtero so the udget = ( =. Lke = d ) ove to level udget trxes re lsted the pper... Judget trx of crtero level to trget level ccordg to the profcet or decso ker s experece copre the portt degree etee eleets correspod th every crtero level to gree degree(trget level) costruct the udget trx lke le. le Judget trx of crtero level to trget level G.. Judget trx of eleet level to crtero level costruct the udget trx correspod th eleets to crteros tle s the udget trx correspod th eleet level to evroet hroc other udget trx correspod th eleet level to ecoocl level d techology dvceet level s ust lke le s ot lst. le Judget trx correspod th eleet level to evroet hroc

4 440 Mterls Scece Mechcl Structures d Egeerg. eght coputg = Copute the egevector W of the udget trx ke the copoet stsfy = so the copoet s the reltvely portt degree correspod th lso clled eght. Copoet of egevector W c e sluted s elo: = = / ( = ) to So the vectorw = ( ).let = / = orlztow get the trget W W = ( ) s the eght correspod th to x vector s: λ x = = ( W ) Use the se ethod other eght vector c e get:.eght vector of crtero level to trget level: = ) ; G ( G G G G4.eght vector of eleet level to crtero level use eleet level to evroet s stce:.4 cosstecy check = ( ) 4 We ofte use reltvely cosstecy dex CR o the udget trx cosstecy check the forul of CR s: CI CR = RI CI s cosstecy dex stsfy CI = ( λ x ) /( ) RI s verge rdo cosstecy dex RI of ~0 grde trx lst s le 4 le 4 RI of ~0 grde trx RI Norlly cse u CR etter cosstecy of the udget trx. Whe CR < 0. the cosstecy ofte c e ccepted otherse eed to dust the udget trx utl eet the stsfy codto..5 sythetc portt degree Coe the uers portt degree of evlute dex to trget level get the eght vector: µ = ( µ µ µ ). Coe eght of qulttve dex d qutttve dex schee level get the eght of schee level to eleet level ( = = ). For the schee ( = ) sythetc portt degree correspoded to the gree degree c e coed y: P E = = µ = E s the eght of schee P to gree degree (totl trget) the reltvely cosstecy s rto of totl sort s zero so s stsfy th the cosstecy. Lrger the uer of E hgher gree degree

5 ppled Mechcs d Mterls Vol of schee P. Sort the uer of fro g to sll c deserve t s good or d of every schee x vlue correspodg to the optu desg schee.. Cocluso Evlute dex syste of the gree che product s developg procedure. ecuse of che product hve lots of kds so there ust e soe fultess the eleet set d eght set ult the pper stll eed to prove the relty eployet order to uld ore perfect dex syste. Referece: [] Ygpg Lu. Reserch o evlute ethod of gree desg d utlty ter coservcy che [D]. NJg: Heh Uversty PhD pper 005 pp []Peg Wu. Reserch o gree che product evluto syste[j]. Moder che 0() []Xy Lou. Mechcl d electrcl product gree desg techology d evluto[m]. HgZhou: ZheJg Uversty press 00pp. 0-8.