
roller furling

roller furling furling kii ack vidhi haye (i.ee. reifing) ack thaharaav key aspas paal koo ghumaakar ack nauka kaa thaharaav. roller furling kaa upayog aamtaur parr jib yaa genoa jaise agrabhag key liye kiya jaataa haye.
ack mukhya paal koo bhee ack samaan pranali dwara faral kiya jaa sakata haye, jisake dwara paal koo maast key bheetar yaa ack ghoornan boom (yaa ack boom key bheetar ack ghoornan shaft key aspas) key aspas faral kiya jaataa haye. halanki stessel roller-furling prabhaavi aur bahut aam haye, inn-maast yaa inn-boom mensel furling mein kuchh samjhaute shamil hain, aur mensel slab reifing ack behtar paal aakar detee haye.
vidhiyaan.
ack furling jib key vichaar kaa shreya aamtaur parr ingland mein mejar ee doo boley koo diyaa jaataa haye, jinhone ack jib koo reifing karane key liye roller blind key samaan ack upkaran kaa aavishkaar kiya thaa. mejar wikeham-martin ney baule key rollers mein seey ack kaa upayog kiya aur 1907 mein roller bearing koo shamil karke pranali mein sudhaar kiya jaba pranali kaa patent kiya gayaa thaa. mool casting landan sthit shauchalaya nirmaataon key bouldings dwara banaai gaee thee. aaj cruising naukaaon mein furling system aam hain.
stessel roller furling kaa ack praarambhik sanskaran iss prakaar thaah furreld honey key liye paal (luff) key pramukh kinare koo kissy tarah seey kathor kiya jaataa haye, jaise kii ise plastic pipe kii lambai seey jodkar yaa phome jaisi kathor samagri mein silai karke. yeh kathor kinara paal key kinare key saath furler key bull koo failaane kaa kaam kartaa haye, taaki paal apani poori lambai key saath faral hoe. iss kathor kinare koo phir furling key liye oorjaa key srot seey jodaa jaataa haye, joe ack handle hoe sakata haye jise ghumaaya jaataa haye, ack spool jisamen ack rekha hoti haye jise kheencha jaataa haye, yaa ack motor.
newyork key ack navik aur peshevar rigging designer, murre skiiner ney 1960 key dashak key anta mein furling jib kaa aadhunikikaran kiya. unaki prerana ack viklang navik mitra koo dekhane seey millie, jisake liye kaee chaalak dall key sadasyon koo jib faharaane kii aavashyakta thee, jisase vaha swatantra roop seey naukaayan karane seey butch sakey. iss aavishkaar ney peshevaron aur avkash naavikon key liye naukaayan koo bahut badal diyaa.
sabse saral aur sabse aam furling pranali jib aur anya headsell key liye hain. inmein aam taur parr yaa tou ack plastic pipe yaa vishesh roop seey kathor jib hotaa haye, aur furling line koo pakadane key liye ack spool hotaa haye. jib koo furler seey jodaa jaataa haye, aur rekha koo spool key chaaron or ghaav kiya jaataa haye. jaba rekha kheenchi jaati haye, tou furler muda jaataa haye, jib koo oopar ghumaata haye; jaba furling line jaari kii jaati haye, tou jibsheet kaa upayog jib koo kholane key liye kiya jaa sakata haye.
anya samanya prakaar kii furling pranali mukhya paal key liye haye. mukhya paal koo mastak yaa uchhaal mein furreld kiya jaa sakata haye, jisamen boom furling system saral aur adhik aam haye. sabse saral boom furling pranali mein ack boom hotaa haye joe apani dhuri key saath ghoom sakata haye, ise jagah parr bund karane key liye ack jaali key saath. mukhya patrak mein hastakshep kiye binaa mukhya paal koo teji key chaaron or lapetane kii anumati dene key liye praavdhaan kiya jaanaa chaahiye, jaise kii aind-boom sheeting yaa ack lagaam. mukhya cell koo faral karane key liye, boom koo khola jaataa haye, aur phir mukhya cell kii vaanchhit matra koo lene key liye ghumaaya jaataa haye, aur phir jagah mein bund curr diyaa jaataa haye. adhik unnat boom furling system ack slotted cover mein furling tantra koo lapet dega, isaliye cover key ander paal faral; isase sheet banaana bhee aasaan hoe jaataa haye, kyonki sheet boom key baahari hisse seey judee hoe sakati haye. yeye pranaaliyan yaa tou ack line, ack haath seey sanchaalit crank, yaa ack hydrolic yaa bijli seey chalane vaale furler kaa upayog karati hain.
aavashyaktaaen.
safaltapurvak furreld honey key liye, ack paal koo ack tanga trijya key chaaron or lapetane key liye paryaapt lachila honah chaahiye. batton jaise paal kathor karane vaale upkaranon koo roller furling system dwara samaayojit kiya jaa sakata haye jaba way maast key samanantar hotey hain; anyatha furling koo sabse nichale batton parr rokaa jaanaa chaahiye yaa batton koo hataa diyaa jaanaa chaahiye.
furling roller key saath letane key liye paal kaa ack kaafee seedha kinara bhee honah chaahiye, aur ack saaf, compact roll banaane key liye paryaapt sapaat honah chaahiye. yadi paal inn sthitiyon koo puuraa kartaa haye, tou yeh ack roller furling pranali key saath upayog key liye upayukt hoe sakata haye; yadi paal naheen haye, tou paal koo furling key liye adhik anukool design mein seey ack key saath badalana sambhav hoe sakata haye. udaaharan key liye, jib aur genoa aam taur parr furling key liye upayukt hotey hain, kyonki way apekshaakrit sapaat hotey hain, jabaki ack genekar, apane badey star key camber key saath, shayed furling key liye upayukt naheen hotaa haye. vishesh roop seey havaa vaale kshetron mein, kabhi-kabhi ack alag chhote jib koo ack solent key roop mein alag seey rigg kiya jaa sakata haye taaki aanshik roop seey firled genoa key nuksan seey bachaa jaa sakey.
teji seey badhane vaale mukhya kinaaron koo bhee pramukh kinare key mudde seey nipatna chaahiye. adhikansh paal dhalaan key saath yaa russie samarthit kinare key saath mastak seey judate hain joe mastak mein ack track mein sawari karate hain, aur yeh paal key agrani kinare mein thoke jodata haye kyonki yeh ludhakta haye. yeh bhee ack mudda haye jaba naav koo utaarnaa hotaa haye, kyonki naav key kinare koo utaarate samay maast key track mein aasaani seey khilaaya jaanaa chaahiye. paal aur furling upkaran kaa vajan bhee uchhaal key dravyamaan koo badhaata haye, joe ack chaalak dall key sadasya koo chot lagane kaa khatra badhaa sakata haye yadi way jhoolate hue uchhaal seey prabhaavit hotey hain.
maast furling system boom furling key muddon seey bachate hain, lekin apane swayam key muddon koo jodate hain. maast furling system anivarya roop seey batton kii sambhavana koo samaapt curr dete hain, kyonki urdhvaadhar batton vyaavhaarik naheen hotey hain. binaa batton key, mukhya paal koo ack khokhale junch seey kaataa jaanaa chaahiye, jaise kii vishisht jib, joe paal kshetra koo cumm curr detaa haye. maast furler bhee maast kii lambai key saath dravyamaan jodate hain, jisase naav key dravyamaan kaa kendra badh jaataa haye, jisase sthirata cumm hoe jaati haye.

