paper, board, tissue mesheenukal ennivaykkulla gunanilavaara niyanthrana samvidaanam

oru paper mesheen nirmmikkunna pepparilennapole oonlainil chalikkunna sheett prakriyakalude gunanilavaaram alakkaanum niyantrikkaanum upayogikkunna oru samvidaanatheyaanu gunanilavaara niyanthrana samvidaanam (qcs) soochippikkunnathu. saadhaaranayaayi, oru niyanthrana samvidaanam oru alavilulla onno athiladhikamo gunangalude alavum niyanthranavumayi bandhappettirikkunnu. chalikkunna sheettinte metteeriyal propertykal thudarchayaayi alakkaanum niyantrikkaanum roopakalppana cheythirikkunnathu rund alavukalilaana mesheen dishayil (emdi), cross mesheen dishayil (sidi). nallathum ekeekrithavumaaya gunanilavaaram nilanirthukayum upayokthaakkalude saambathika lakshyangal niravettukayum cheyyuka ennathaanu aathyanthika lakshyam. oru adisthaana gunanilavaara alaveduppu samvidaanathil saadhaaranayaayi adisthaana bharam, eerppam profile alavukal, koodaathe paper webinte sharashari adisthaana bharam, eee veriyabilukalumaayi bandhapetta eerppam niyanthranam enniva ulppedunnu. caliper adisthaana alavukalilonnaanu. 
saadhaaranayaayi upayogikkunna mattu thudarchayaaya alavukalil iva ulppedunnu chaaratthinte alavu, niram, thelicham, minusavum thilakkavum, kottu bharam, roopeekaranam, poroosity, fiber ooriyanteshan, uparithala gunangal (topography).
paper mesheenukal, board mesheenukal, tissue mesheenukal, pulp drying mesheenukal, mattu plaastik allengil mettal philim prakriyakal ennivayil kyusi upayogikkunnu.
aadhunika samvidaanangalil kyusi aaplikkeshanukal distributed kantrol sisttangalil ulcherkkaan kazhiyum.
sensor plaattphom.
pepparinte gunanilavaaram alakkunna censorukal (oonlain meterukal) scanner beam nayikkunna vebiludaneelam neengunna oru sensor plaattphomil gadippichirikkunnu. oru sensor plaattphominte oru saadhaarana crossing samayam 10-30 s (8 meter web, 60 centimeter/seey) aanu. sensor plaattphom paper vebiludaneelam scan cheyyukayum pepparinte savisheshathakal arikil ninnu arikil vare thudarchayaayi alakkukayum cheiyunnu. orotta pooyintil mesheen-direction (emm. dii) vyathiyaanam alakkunnathinu webile oru prathyeka, nischitha poyintilekku ithu nayikkanum nirthaanum kazhiyum.
scanner beam.
qcs scanner beam oru qcs sisttathinte oru pradhana bhagamaanu. vishalamaaya yanthrangalkkum krithyamaaya profile kanakkukoottalukalkkum beam sthirathayum mechanical chalanatthinte krithyathayum aavasyamaanu. aavasyamullathum maarunnathumaya saahacharyangalil uyarnna krithyatha aavasyamullathinaal, sensitiivu censorukal surakshithamaayi gadippikkanam. mukalileyum thaazheyumulla alavukal parasparam akalam paalikkunnathumayi bandhappett avayude krithyamaaya sthaanam emm. dii. yilum sii. dii. yilum nilanirthuka ennathaanu ettavum pradhanappetta lakshyam. sakthamaaya oru nirmmaanatthiloodeyum thapanilayudeyum mattu paaristhithika prathyaaghaathangaludeyum phalangal kuraykkunnathiloodeyum alaveduppu plaattphominte kuranja thirichadi upayogichu chalikkunna samvidaanathiloodeyum ithu nedaam.
saadhaaranayaayi scanner beam ellah kebilukalum vaayuvum, thanuppikkunna draavaka, samrakshana vathaka paippukalum ulkkollunnu. scanner beam adithattil lamba vibration kuraykkunna gadakangal adangiyirikkunnu.
alakkenda variableukal.
oru adisthaana gunanilavaara alaveduppu samvidaanathil saadhaaranayaayi adisthaana bharam, eerppam profile alavukal, koodaathe paper webinte sharashari adisthaana bharam, eee veriyabilukalumaayi bandhapetta eerppam niyanthranam enniva ulppedunnu. caliper adisthaana alavukalilonnaanu. 
saadhaaranayaayi upayogikkunna mattu thudarchayaaya alavukalil iva ulppedunnu chaaratthinte alavu, niram, thelicham, minusavum thilakkavum, kottu bharam, roopeekaranam, poroosity, fiber ooriyanteshan, uparithala gunangal (topography).
alakkal prakriya.
vebiludaneelam scan cheiyunnathinaayi oonlain censorukal scanner beam sajjeekarichirikkunnu. puthiya samvidaanangalil webinte saadhaarana crossing samayam 10-30 s (8 meter web, 60 centimeter/seey) aanu. web vegatha minittil 1200 meterum web veethi 8.8 meettarumaanengil, oru scan samayat web 280 meter neengunnu, sensor vebiludaneelam athe dooram thirascheenamaayi neengunnu. alavukal diagonal lainil edukkukayum profilinteyum (mesheen cross-direction) vyathiyana kanakkukoottalukaludeyum adisthaanamaayi pravartthikkukayum cheiyunnu. yanthrathinte vegathaye aashrayich eee moolyam samyojanathinu vidheyamaan. alaveduppu signal sample aavruthi 2000/second valippa paridhiyilaanenkil, ettavum cheria alaveduppu ghadakam cross-directionil ekadesham 0.20 centimeteraanu. alaveduppu phalatthil ninnu cheria thothilulla roopeekarana vyathiyaanam illaathaakkunnathinu alaveduppu daatta samyojippichirikkunnu.
alaveduppu moolyam sharashari aayathinal oro sensor oru dattaa boxinu oru alaveduppu moolyam nalkunnu, ithu saadhaaranayaayi 5 milleemettar muthal oru centimeter vare web veethiyullathaanu. udaaharanathinu, oru meter veethiyulla oru webinu, 100-200 alavukal edukkunnu. orotta scan (profile pooyintukal) ll ninnulla eee alaveduppu moolyangale 'roow profileukal' ennu vilikkunnu. aadhunika gunanilavaara niyanthrana samvidaanangalil, eee dattaa boxukalude veethi mattaanum aayirakkanakkin profile dattaa boxukal upayogichu krithyamaaya profileukal roopeekarikkaanum kazhiyum.
saadhaaranayaayi, sensarinte outtputtu thalkshana moolyam, profile sharashari moolyam, poornna profile ennivayaanu.
sensor aavasyakathakal.
oru anuyojyamaaya paper mesheen oonlain sensarinte aavasyakathakalil inipparayunnava ulppedunnu 
alakkunna samayat sensor oru swaabhaavika sthiraankathilekku kaalibrett cheiyunnu; 
censorilum anubandha electronicsilum folt diagnostics ulppedunnu; 
valia aavruthi gadakangal vishakalanam cheyyaanulla saadhyatha nasippikkaathe signalinte digital prosessing thudakkam muthal saadhyamaan; 
sensor samvidaanam ulppaadanathe thadassappeduthunnilla; 
alavukal thalsamayam nadathukayum kaalathamasam koodaathe krameekarikkukayum cheyyaam. 
alavu muzhuvan ulpaadanathekkurichaanu, cheria sample moolyangal mathramalla. 
niyanthrana samvidaanam eee moonnu vyathiyaanangalum vevvere vyathyastha reethikalil kaikaaryam cheiyunnathinaal mesheen-directional, cross-directional vyathiyaanavum sheshikkunna vyathiyaanavum thammil verthirichariyaan kazhiyanam. profile filter cheiyunnathinaayi muun sisttangal oru deerghakaala sharashari profile kanakkakki. niravadhi gunanilavaaramulla profileukal yaanthrikamaayi krameekarikkaan kazhiyunnathinaal uyarnna resolutionulla sariyaaya profile daatta niyanthrana samvidaanathilekku vegathil athikkendathu pradhaanamaan. maattangalude samayathum edavelakalkku sheshavum grade maattangalude samayathum ithu prathyekichum pradhaanamaan. noothana samvidaanangalil, profile daatta kanakkakkaan algorithangal upayogikkunnu.

