
punarprapti boiler

punarprapti boiler haah palpingchya craft prakriyecha eka bhag aahe jithe pandhya darusathi rasayne punarprapt kelee jaatat aanee kalya darumadhun sudharit kelee jaatat, jyat purvi prakriya kelelya lakadatil lignin asate. kaala daroo jaalali jaate, ushnata nirman hote, jee sahasa veej nirmitichya prakriyet vaparali jaate, agadi paramparik vafechya urja prakalpapramane. jee dware punarprapti boilercha shodh.etch. 1930 chya dashakachya suruvatila tomlinson haah hastakala prakriyechya pragatitil eka mailacha dagad hota.
punarprapti boilercha vapar lakadachya palpingchya (qamee samanya) sulphite prakriyet dekhil keela jaato; haah lekh keval craft prakriyet punarprapti boilerchya vaparashi sambandhit aahe.
punarprapti boilerche karya.
sankendrit kalya madyamadhye pachankartyat jodalya gelelya svayampakatil rasayananmadhun soodiyam sulfate vyatirikt sendriya virghalalele lakadache avashesh asatat. rasayananchya sendriya bhagache dahan ushnata nirman karate. punarprapti boilermadhe, ushnatecha vapar uchch daab waf tayar karnyasathi keela jaato, joou turbinemadhye veej nirman karnyasathi vaparla jaato. prakriya garam karnyasathi turbinecha nirgaman, qamee dabachi waf vaparali jaate.
punarprapti boiler bhattimadhye kalya daruche jwalan kaljipurvak niyantrit karane aavashyak aahe. sulfurchya uchch sandratesathi sulfur dioxideche utpadan talhanyasathi aanee sulfur vayoo utsarjan qamee karnyasathi ishtatam prakriya paristhitichi aavashyakta asate. paryavaranas anukool swachchh jwalan karnyavyatirikt, churr bedmadhye ajaivik sulfur qamee karane aavashyak aahe.
punarprapti boilermadhe anek prakriya ghadatatah
pratham punarprapti boiler.
mool punarprapti boilerchi kahee vaishishtye aajahi aparivartit rahili aahet. punarprapti upkaranancha haah pahila prakar hota, jyamadhye serve prakriya ekach jahajat ghadalya. kalya daruche korade hone, jwalan aanee tyanantarchya pratikriya yaa serve thund bhattichya aat ghadatat. tomlinsonchya karyatil hii mukhya kalpana aahe.
dusare mhanje kalya daruchi favarani karoon lahan thembanmadhye karoon jwalanala madat kelee jaate. favarani nirdeshit karoon niyantran prakriya sopee siddha jhaali. favaranicha vapar suruvatichya rotarii bhattyanmadhye keela jaat asey aanee kahee pramanat yashasah etch. keey. muur. tisare mhanje, chaar bedchya prushthbhagavar prathamik havechi patali aanee varchya patalivar adhik patali thevun chaar bedd niyantrit karata yeto. see. yanni bahu-stariy vayu pranali suru kelee. ell. wagner.
punarprapti boilermule durgandhi kadhoon taknyatahi sudharana jhaali. tee bhattitun thet durgandhiyukt gathitoon virghalananya takimadhye kadhali jaate. pahilya punarprapti ghatakanpaiki kaheene dhool punarpraptisathi cottrellchya sthir vidyutprakshepakacha vapar keela.
babcock andd willcoxchi sthapana 1867 madhye jhaali aanee tyachya panyachya nalitil boilermule tyala suruvatichi prasiddhi midali. companyne 1929 madhye jagatil pahila kaala daroo punarprapti boiler tayar keela aanee sevet aanala. tyanantar lavkarach 1934 madhye windser girnyanmadhye purnapane paanee thund bhatti asalele eka unit tayar jhaale. pratidhvanit aanee firana bhattinantar punarprapti boiler suru hota.
dusare suruvatiche pranete, jwalan abhiyantriki (aata jee. eae.) tyachya punarprapti boilerchya rachnevar william emm. chya kamavar aadharit aahe. carrie, jyane 1926 madhye thet daroo favarani aanee adolph doubleu. chya kamasah kaam karnyasathi teen bhatti tayar kelya. vern aanee tyache punarprapti unit.
punarprapti boiler lavkarach parwana denyat aale aanee scandinavia aanee japanmadhye tayar karnyat aale. hii boiler sthanik utpadakanni rekhachitranmadhun aanee parvanadharkanchya soochanansah tayar kelee hotee. suruvatichya scandinavian tomlinson unitpaiki ekane 8 meater unch bhatti vaparali hotee, jyacha tall 2.8x4.1 meater hota, joou superheaterchya praveshdvaravar 4x4.1 meetarparyant vistarla hota.
yaa unitne pratyek aathvadyachya shevati utpadan thambavale. suruvatila arthatadnyanna divasatoon donada paanee dhuvave lagat hote, parantu 1940 chya dashakachya uttaradhat shaut suitbloing basavalyanantar arthatadnyanna niyamit saptahant thambyavar saaf kele jaau shakat hote.
vaparlele bandhkam atishay yashasvi tharale. coursenas yetheel suruvatichya scandinavian boilerpacky eka 160 tunn/divas, jawaljawal 50 varshannantarhi karyarat hote.
punarprapti boiler tantradnyanacha vikas.
karyarat rasayanik punarpraptimule craft punarprapti boilercha vapar vegane pasarla aanee craft palpingla sulphite palpingpeksha aarthik dhaar midali.
pahilya punarprapti boilermadhe aadve bashpibhavak prushthbhag hote, tyanantar superheater aanee adhik bashpibhavnache prushthbhag hote. hii boiler sumare 30 varshanpurvichya atyadhunik boilersarkhi hotee. haah cull aajparyant kayam aahe. utpadan marg thambavalyas khoop paise kharch hotil, tyamule punarprapti boilermadhe swikarlele tantradnyan puranmatvadi asate.
pahilya punarprapti boilermadhe dooshit honyat gambhir samasya hotya.
punarprapti boilersathi kolshavar chalana boilerchya samanya karyasathi pureshi nalee antar rund asane aavashyak hote. yamule paanee dhunyachya sumare eka aathvada aadhiparyant samadhankarak kamgiri jhaali. yantrik suitblooar dekhil patkan sweekarle gele. rasayanik nuksan niyantrit karnyasathi aanee kharedi kelelya rasayananchi kimmat qamee karnyasathi sthir vidyutprakshepak jodanyat aale. flue vayunmadhil dhooliche nuksan qamee karnyacha 60 varshanhun adhik kaal sarav aahe.
1940chya punarprapti boilermadhe chauras shirshake dekhil nondavali pahijet. punarprapti boilermadheel havechi patali lavkarach donparyant pramanit jhalih chaar bedd staravar prathamik havechi patali aanee daruchya bandukanchya varr duyyam.
pahilya daha varshant, bhattiche astar apavartak vitanche hote. bhintinvaril durgandhichya pravahamule vyapak badal hoto aanee lavkarach vitancha vapar kadhoon takna rachana vikasit kelya gelya.
vayu pranalinmadhye sudharana karane.
ghanakchara aanee qamee utsarjan sadhya karnyasathi punarprapti boiler havah pranalichi yogya rachana karane aavashyak aahe. havah pranalicha vikas suru aahe aanee joparyant punarprapti boiler astitvat aahet toparyant suru aahe. havai pranalisathi nirdharit kelele lakshya purn hotach naveen uddishte dilee jaatat. sadhya naveen vayoo pranalinni qamee nokes sadhya kele aahe, parantu tarihi dushitata qamee karnyavar kaam karat aahet. sarani 1 vayu pranalinchya vikasachi kalpana karate.
sarani 1: vayu pranalincha vikas. 
1940 aanee 1950 chya dashkatil pahilya pidhichya havai pranalimadhye done stariy vyavastha hotee; antim oxidationsathi qamee kshetra rakhanyasathi prathamik havah aanee daruchya bandukanchya khalee duyyam havah. punarprapti boilercha aakar darroj 100-300 tii. dii. ess. (tunn koradya ghan padarth) hota. aanee kalya daruche praman 45-55%. jwalan tikavoon thevanyasathi varanvar sahayak indhan sodane aavashyak hote. prathamik havah ekoon havechya 60-70% hotee tarr urvarit duyyam hotee. serve staranvar ughadya chhotya hotya aanee rachana veg 40-45 mea/seey hota. donhi havechi patali 150°seey. varr chalavali gelee. daruchi bandook kinwa banduka dolan karat hotya. uchch wahan, jodani aanee qamee kapat yaa mukhya samasya hotya. pann kaala daruche jwalan heey karya bharata aale.
dusya pidhichya havai pranaline uchch ghat lakshya kele. ii. sha. 1954 madhye tyanchi duyyam havah daruchya bandukanchya sumare 1 meater khaleen tyanchya sumare 2 meater varr halavali. haveche praman aanee tapman sarkhech rahile, parantu vadhavanyasathi 50 meater/sekand duyyam havecha veg vaparla gela. see. eae. neey tyaa velee tyanchi frontwall/backwall duyyam sparshika firingmadhye badalali. sparshika vayu pranalimadhye haveche nall bhattichya kopyanmadhye asatat. bhattichya ekoon rundiche eka vartul tayar karane hii pasantichi paddhat aahe. mothya ekkanmadhye yaa valanamule davikadil aanee ujavya bajuche asantulan hote. vadhiv koradya ghanpadarthansah asha prakarchi havah pranali bhattiche tapman qamee karnyat aanee vajvi kapat sadhya karnyat yashasvi jhaali. toparyant bii andd doublue teen-stariy vayoo aahar aadhich swikarla hota.
tisari pidhichi vayu pranali hii teen staranchi vayu pranali hotee. europemadhye daruchya bandukanchya khalee prathamik aanee duyyam asha teen staranchya vayoo aaharacha vapar 1980 chya sumaras suru jhaala. tyach velee sthir golibarala suruvat jhaali. sumare 50 takke duyyam bhatticha vapar kelyane garam aanee sthir bhatti milate asey disate. uchch kalya daruche ghan padarth 65-70% vaparnyas suruvat jhaali. khalchya bhattichi ushnata aanee qamee jhaleli ghat nondavali gelee. teen patal havah aanee uchch koradya ghanpadarthanmule sulfur utsarjan tyaa jaagi thewale jaau shakate.
chauthya pidhitil vayu pranali mhanje bahustareey havah aanee ubhi havah. punarprapti boilerla kalya daruchya koradya ghan padarthanche poshan vadhale asalyane, qamee sulfur utsarjan sadhya karane heey aata vayu pranaliche lakshya rahilele nahee. tyaeivaji qamee nokes aanee qamee carriover hii naveen uddishte aahet.
bahustareey havah.
teen-stariy vayu pranalimadhye lakshaniy sudharana jhaali hotee, parantu adhik changle parinam aavashyak hote. see. eff. dii. modelschya vaparamule vayoo pranalichya kamkajachi naveen antardrushti midali. naveen vayu pranali vikasit karnari pahili vyakti mhanje kemee, finlandmadhil 1990chya bahustareey duyyam havesah quarner (tampela), jee nantar mothya punarprapti boilerchya tarat rupantarit karnyat aalee. quarnerne chaar stariy vayu pranaliche paytant dekhil ghetale, jithe atirikt havechi patali trutiyak havechya patalichya varr jodali jaate. yamule noksmadhye lakshaniy ghat hote.
ubhi havah.
ubhya havechya mishranacha shodh erich upstoone lavala hota. paramparik ubhya mishranala aadvya mishranat badalanyachi tyachi kalpana aahe. jawalun antar asaleli vimane eka sapat viman tayar kartil. paramparik boilermadhe heey viman duyyam havedware tayar jhaale aahe. done kinwa teen kinwa charchya vyavasthet samtal thevun mishranache parinam sudharle. ubhya havemadhye nokes qamee karanyachi kshamata asate kaaran staging havah utsarjan qamee karnyas madat karate. ubhya havechya mishranamadhye, prathamik havah puravatha paramparikpane vyavasthit keela jaato. urvarit havai bandare 2/3 kinwa 3/4 vyavasthechya aantarjodanivar thewali jaatat.
kalya daruche korade ghan padarth.
kaala daroo mhanje sendriya, ajaivik aanee panyache mishran aahe. samanyatah panyache praman korade karnyapurvi valalelya kalya daruche aanee kalya daruchya ekkache vastuman gunottar mhanoon vyakt kele jaate. yaa gunottarala kalya daruche korade ghan padarth mhanatat.
jarr kalya darutil koradya ghanpadarthanchi patali 20 takkyanpeksha qamee asel kinwa kalya darumadhye panyache praman 80 takkyanpeksha jaast asel tarr kalya daruche nivval garam karnyache moolya nakaratmak asate. yacha arth kalya darumadhye sendriya padarthanchya jwalanatun yenari serve ushnata tyat asalele paanee bashpibhavan karnyat kharch hote. koradya ghanpadarth jitke jaast asateel, kalya madyamadhye jitke qamee paanee asel aanee ediabatic jwalan tapman titkech garam asel.
kalya daruche korade ghanpadarth nehmich upalabdh bashpibhavnachya kshamatemule maryadit rahile aahet. punarprapti boilerche shuddha kaale madya korade ghan padarth tyaa boilerchya kharedi varshache karya mhanoon darshavile jaatat.
kalya daruchya koradya ghanpadarthankade pahatana aapan lakshat gheto qee sarasari koradya ghanpadarthanmadhye vaadh jhaali aahe. heey visheshtah agadi mothya punarprapti boilersathi kharey aahe. harit kshetra girnyansathi rachana kelele korade ghanpadarth ektar 80 kinwa 85 takke korade ghan asatat. ashiya aanee dakshin americet 80 takke (kinwa tyapurvi 75 takke) koradya ghan padarthancha vapar keela jaat aahe. 85 takke (kinwa tyapurvi 80 takke) scandinavia aanee europemadhye vaparale jaat aale aahet.
uchch tapman aanee daab punarprapti boiler.
punarprapti boilercha vikas mukhya vafecha daab aanee tapman suruvatila jalad hote. 1955 paryant, punarprapti boilerchya janmapasoon 20 varshe dekhil nahee, vafecha sarvadhik daab 10 emm. pii. aii. aanee 480°seey. hota. tyanantar vaparlele daab aanee tapman surakshitatemule kahise khalee aale. 1980 paryant jagaat sumare 700 punarprapti boiler hote.
punarprapti boiler daab, tapman aanee kshamata yancha vikas.
surakshitata.
punarprapti boilerchya karyatil mukhya dhokyanpaiki eka mhanje panyatil durgandhicha sphot. uchch tapmanat jaree thode paanee dekhil ghanpadarthanmadhye misalale tarr heey ghadu shakate. panyatil durgandh hii purnapane eka bhautik ghatana aahe. panyatil durgandhiyukt sphotanchya ghatanancha abhyas krupene keela gela aahe. 1980 paryant jagaat sumare 700 punarprapti boiler hote. punarprapti boiler sphotanche eka mukhya kaaran mhanoon drav-drav prakarchya sphot yantranechi sthapana karnyat aalee aahe.
pighalalelya panyachya sphotat, kahee litter paanee, jevha pighalalelya durgandhimadhye misalale jaate tevha teey eka sekandachya kahee dashansh bhagat hinsakpane vafet badaloo shakate. vafechya aachchhadanamule ushnateche hastantaran qamee hote mhanoon chaar bedd aanee paanee ekatra rahoo shakatat. kahee trigger ghatana santulan nasht karatat aanee paanee thet durgandhichya samparkatoon lavkar bashpibhavan hote. yaa achanak bashpibhavnamule aakarmanat vaadh hote aanee daab laat sumare 10,000-100,000 pii. aii. hote. bhattichya serve bhinti aakarabaher vakavanyasathi samanyatah shakti pureshi asate. bhattimadhye paanee shiralyachi shakyata asalyas upkarane aanee karmchanyanchya surakshitatesathi punarprapti boiler twarit bund karane aavashyak aahe. serve punarprapti boiler vishesh svayanchalit bund kramane susajj asane aavashyak aahe.
sphotancha dusra prakar mhanje jwalansheel vayuncha sphot. heey ghadanyasathi ignitionpoorvi indhan aanee havah misalavi lagate. bhatti swachchh naan karata ektar blackout (jwala nasht hone) kinwa substoechiometric sthiteet satat karya karane hii vishisht paristhiti aahe. blackout shodhanyasathi, tyanantarchya interlock shuddhikaran aanee prarambhasah, jwala dekhrekh upkarane basavali jaatat. jwalansheel vayoo sphot heey boilermadheel teel/vayuchya prajvalashi jodalele asatat. tasech aksharshah pratyek boilermadhe satat oo2 dekhrekh rakhali jaate, jwalansheel nasalelya vayuche sphot atishay durmil jhaale aahet.
aadhunik punarprapti boiler.
aadhunik punarprapti boiler ekach drumchya rachanecha aahe, jyamadhye ubhya vafechi nirmiti karnari banq aanee vistrut antarache superheater aahet. hii rachana pratham 1973 madhye collin mccullum yanni gotevarkan (aata metso power ink.) yanchya prastavat prastavit kelee hotee.) sweedenchya skutskarmadhil boilersathi darroj 4,000,000 ell. bii. kalya daruchya ghan padarthanchi kshamata asalelya mothya punarprapti boilersathi, parantu sambhavya malkane tyaa velee hii rachana khoop pragat asalyache nakarle hote. mccallumne december 1980 madhye blraback yethe aanee tappy masikat chhapalelya eka kagdavar 'daad radient recovery boiler' madhye rachana sadar kelee. yaa eka-dram rachanecha pahila boiler gotevarkanane 1984 madhye misisipimadhil leaf nadivar vikala hota. ubhya vafechya nirmitichya kathache bandhkam ubhya arthatantuka sarkhech aahe. ubhya boilerchi banq swachchh thevane sope aahe. superheater panelmadhil antar vadhale aanee 300 peksha jaast parantu 400 mimipeksha qamee jhaale. superheatersmadhye vistrut antar rakhalyane dushitata qamee honyas madat hote. hii vyavastha, god panyatil attemperatorchya sanyogane, ganjapasoon jastit jaast sanrakshn sunishchit karate. ganj maryadit karnyasathi punarprapti boiler samgrimadhye anek sudharana jhalya aahet.
koradya ghanpadarthanchya vadhatya sandratechya parinamacha mukhya karyasheel chalanvar lakshaniy parinam jhaala aahe. kalya daruchya koradya ghan padarthanche praman vadhalyane vafecha pravah vadhato. palp girani bund karane vadhavane mhanje bhattimadhye kalya daruchya koradya ghan padarthanchi prati unit qamee ushnata upalabdh hoil. flue vayucha pravah qamee hott gelyane flue vayuche ushnateche nuksan qamee hoil. kalya daruchya koradya ghanpadarthanchi vaadh karane visheshtah upayukt aahe kaaran punarprapti boilerchi kshamata bahutekda flue vayuchya pravahamule maryadit asate.
aadhunik punarprapti boilermadhe steelchya nalipasoon banavalelya ushnata hastantaran prushthbhagancha samavesh asato; bhatti-1, superheaters-2, banq-3 tayar karnare boiler aanee economizers-4. vafechya drum-5chee rachana eka-drum prakarchi asate. havah aanee kalee daroo prathamik aanee duyyam havai bandare-6, daruchya banduka-7 aanee trutiyak havai bandare-8 dware aanali jaate. jwalan avashesh, gandhit spouts-9 madhoon vitalananya taakee-10 madhye baher padatat.
gelya daha varshant nammatra bhattiche bhaar vadhalele aahet aanee vadhatach rahtil. havechya rachneteel badalanmule bhattiche tapman vadhale aahe. yamule, keval rachnabaddha vadhimule, ushnata sodanyachya darat (etch. etch. aar. aar.) kirkol vaadh houn, agni ghan padarthanchya bharanamadhye (etch. ess. ell.) lakshaniy vaadh jhaali aahe. panyachi waf qamee asalyane flue vayucha sarasari pravah qamee hoto. tyamule khalchya bhattimadhye tapman vadhalyanantarhi ubhya flue vayuche veg qamee kele jaau shakatat.
sarvat lakshaniy badal mhanje ekal dhol bandhanicha sweekar. adhik vishvasarh panyachya gunavatta niyantranamule yaa badalavar anshatah parinam jhaala aahe. dvi-drumchya tulanet ekach drum boilerche fayade mhanje sudharit suraksha aanee upalabdhata. ekeri drum boiler uchch daab aanee mothya kshamatesathi tayar kele jaau shakatat. ubharanicha vel qamee jhalyas bachat karata yete. ekal drumchya bandhkamat naliche sandhe qamee asatat tyamule sudharit startup vakransah drum tayar kele jaau shakatat.
ubhya vafechya nirmitichya bankeche bandhkam ubhya arthsahayyakarasarkhech aahe, jeey anubhavavar aadharit swachchh thevane khoop sope aahe. ubhya flue vayoo pravah margamule jaast dhool bharoon swachchatet sudharana hote. pluggingchi jokhim qamee karnyasathi aanee safsafaichi karyakshamta vadhavanyasathi, utpadan karnari banq aanee arthatadnya yaa donhichi vyavastha bajula mokalya antaravar kelee jaate. done drum boiler banq jodane heey bahutekda nalikanmadhil ghatt antaramule hote.
superheater panelmadhil antar vadhale aahe. dushitata qamee karnyasathi serve superheaters aata vistrut antar aahet. hii vyavastha, god panyatil attemperatorchya sanyogane, ganjapasoon jastit jaast sanrakshn sunishchit karate. superheaterschya vistrut antarachya jodanimule, sathyanchi safsafai karane sope hote aanee vafecha vapar qamee hoto. superheaterschee vadhati sankhya, visheshtah start upschya kalat, superheaterchya nirgamsthanatil vafechya tapmanavar niyantran thevanyas madat karate.
sarvat garam superheatersche khalche loop adhik changlya ganj pratikarasah austenitic samgripasoon tayar kele jaau shakatat. sarvat garam superheater tubemadhil vafecha veg jaast asato, jyamule tubechya prushthbhagache tapman qamee hote. atiushnak ganj talhanyasathi nalichya prushthbhagache qamee tapman aavashyak aahe. garam superheatersvar vafechya bajucha uchch daab qamee hone heey nalika ghatakanmadhye eksaman vafecha pravah sunishchit karate.
bhavishyatil shakyata.
1930 chya dashakapasun craft mill rasayanik punarpraptisathi punarprapti boiler hii pasantichi paddhat aahe aanee pahilya pidhipasoon yaa prakriyet lakshaniy sudharana karnyat aalee aahe. tomlinson punarprapti boilerla punarprapti pranalinsah badalanyache prayatna kele gele aahet jyamule uchch karyakshamta milate. sarvat aashadayak umedvar gasification asalyache disate, jithe kalya daruchya pravesh pravah gasificationsathi kemrekche tantradnyan eka majboot davedar siddha houu shakate.
jaree naveen tantradnyan paramparik punarprapti boiler tantradnyanashi spardha karnyas saksham asale taree sankraman bahudha haloohaloo hoil. pratham, metso, andritz aanee mitsubishi yasarkhya punarprapti boilerchya utpadakanni tyanchya utpadanancha vikas suru thevanyachi apeksha kelee jaau shakate. dusare mhanje, tomlinson punarprapti boilerche ayushya dirgh asate, bahutekda sumare 40 varshe asate aanee bahudha tyanche aarthik ayushya sampanyaparyant teey badalale jaanar naheet aanee yadarmyan 10-15 varshanchya antarane teey adyayavat kele jaau shakatat.