I-Abstract: Hlaziya izimbangela zokushintshashintsha kwezinga lokushisa kwehlathi likaphethiloli ophindwe kabili we-turbine generator, ubeke phambili izisombululo ezithile, uphathe amaphuzu engcuphe kanye nezinyathelo zokuvimbela ukusebenza.
Uhlolojikelele lwezisetshenziswa
BZ 25-1 / S Oilfield (central Bohai Sea) ye-CNOOC (China) Co., LTD.I-Tianjin Branch (FPSO) ifakwe amasethi amane ejeneretha ye-TITAN130 dual-fuel gas turbine ekhiqizwe i-SOLAR.Isethi ye-turbine generator ihlanganisa injini ye-turbine yegesi, idivayisi yegiya yokunciphisa izinga, ijeneretha, iphaneli yokulawula, iphaneli yezinsimbi, isisekelo esivamile, isembozo sokuvala umsindo kanye nesistimu eyisizayo, njll. Isigaba somfanekiso 1)
Amandla okukhipha inetha eturbine ngu-13500kW kanti ijubane ngu-11220rpm, kanti amandla okukhipha amandla e-generator emisiwe ngu-12500 kW ngaphansi kwezimo zemvelo ezingu-40℃.I-voltage ye-generator ingu-6300 V, 50 Hz, 3 ph, isici samandla ngu-0.8 PF;iyunithi ine-cushion beararing yokuthwala i-thrust, i-shaft diameter bear, futhi isinciphisi sinegiya leplanethi leBanga lesi-3.Iphuzu ngalinye eliphethe ukugcoba lisebenzisa imodi yokuthambisa ephoqelelwe yokuphakelwa kukawoyela endaweni eyodwa.
Amasethi amane ejeneretha enjini kawoyela we-TITAN130 anganika amandla yonke indawo kawoyela, futhi kunamadivayisi amane okuthola ukushisa kwemfucuza.Uwoyela ophakathi nendawo wokushisa ushiswa yi-flue gas yokushisa ephezulu ekhiqizwa i-turbine.Ukusebenza okuzinzile nokuphephile kwamasethi amane ejeneretha enjini yegesi ekabili ye-TITAN130 kubalulekile.
Ithebula 1: Imingcele yezobuchwepheshe yesethi yejeneretha ye-gas turbine
| abakhiqizi | I-Sola Corporation, USA (SOLAR) |
| inombolo yedivayisi | I-FPSO-MA-GTG-001A/B/C/D |
| Amandla e-ISO | 13500kW |
| Usayizi weyunithi | 1414832123948 (mm) (ubude, ububanzi nokuphakama), Ngaphandle kobude bepayipi lokungena / lokukhipha umoya |
| Isisindo esiphelele sesilayidi seyunithi | 12T |
| Izinhlobo zamafutha | Ngentukuthelo nodizili |
| indlela yokufaka | Ukusekelwa kwe-GIMBAL enamaphuzu amathathu |
Ithebula 2: Amapharamitha wobuchwepheshe enjini yegesi yesethi yokuphehla ugesi
| abakhiqizi | I-Sola Corporation, USA (SOLAR) |
| imodeli | I-TITAN 130 |
| uhlobo | I-Single-axial / axial-flow / uhlobo lwezimboni |
| Ifomu le-Compressor | uhlobo lwe-axial-flow |
| Uchungechunge lwe-Compressor | Ileveli 14 |
| isilinganiso sokunciphisa | 17:1 |
| Isivinini se-compressor | 11220 r/min |
| Ukugeleza kwegesi ecindezelwe | 48kg/s(90.6lb/s) |
| Uchungechunge lwe-turbine yegesi | Ileveli 3 |
| Isivinini se-turbine yegesi | 11220r/min |
| Uhlobo lwegumbi lomlilo | Uhlobo lweshubhu lendandatho |
| Imodi yokubasa | inhlansi yomlilo |
| Inombolo yombobho kaphethiloli | 21 |
| uhlobo oluthwalayo | i-thrust bear |
| imodi yokuqala | Injini yokuguqula imvamisa iqalile |
Ithebula 3: Imingcele yezobuchwepheshe ye-deceleration gearbox yesethi ye-gas turbine generator
| abakhiqizi | ALLEN AMAGIYA |
| uhlobo | Igiya leplanethi engu-3 elinesivinini esiphezulu |
| Isivinini sokuphuma esiyinhloko | 1500r/min |
Ithebula 4: Imingcele yezobuchwepheshe yejeneretha eyinhloko yesethi yejeneretha ye-turbine yegesi
| abakhiqizi | I-US Ideal Electric Company |
| imodeli | SAB |
| ukukhiqiza No | 0HF08-L0590;0114L;0120L;0053L |
| isilinganiso samandla | 12000kW |
| isivinini esikaliwe | 1500rpm |
| i-voltage elinganiselwe | 6300kV |
| imvamisa | 50Hz |
| isici samandla | 0.8 |
| Unyaka wefekthri | 2004 |
Izinkinga zikhona ngeyunithi
Ngo-April 2018, kwatholakala ukuthi izinga lokushisa lesihlahla esithwalayo lamayunithi amane liyashintshashintsha, futhi amanye amaphuzu okushisa awakwazanga ukubuyela enanini lokuqala lokusebenza ngemuva kokunyuka kwezinga lokushisa.I-turbine turbine bearing eyodwa (isihlahla esithwalayo) ifinyelele izinga lokushisa elisuka ku-108℃ futhi yabonisa ukuthambekela okukhuphukayo, kuyilapho amanye amayunithi amathathu nawo abonisa inkambiso ephezulu.
Ukuhlaziywa kwembangela kanye nezinyathelo zokwelapha
3.1 ukukhuphuka kwezinga lokushisa kwehlathi isizathu
3.1.1 Amafutha okugcoba asetshenziswa kule yunithi i-CASTROL PERFECTO X32, okungamafutha amaminerali.Uma izinga lokushisa liphezulu, amafutha okugcoba kulula uku-oxidation, futhi imikhiqizo ye-oxidation ibuthana ebusweni be-shbush ukuze yenze i-varnish.Ngokuthola inkomba yamafutha agijimayo weyunithi, kutholakala ukuthi inkomba yokuthambekela kwe-varnish iphezulu, futhi izinga lokungcola liphezulu (bheka Ithebula 5).Inkomba yokuthambekela kwe-varnish iphezulu, engabangela ukwakheka kokunamathiselwe nokuqoqwa esihlahleni esithwalayo, ngaleyo ndlela kunciphise igebe lefilimu yamafutha, i-friction ekhulayo, futhi iholele ekushiseni okumpofu kwesihlahla esithwalayo, ukukhuphuka kwe-axial. izinga lokushisa kanye nokusheshisa kwe-oxidation kawoyela.Ngesikhathi esifanayo, ngenxa yokungcola okuphezulu emafutheni, i-varnish izonamathela kwezinye izinhlayiya ezingcolile, zenze umphumela wokugaya futhi zibhebhethekise ukugqokwa kwemishini.
Ithebula 5 Ukuhlolwa kukawoyela we-Lube kanye nemiphumela yokuhlaziya ngaphambi kokufaka isihlungi sikawoyela wokuvanisha
| Inkomba ye-varnish | ||||
| usuku | 2018.04 | 2018.06 | 2018.07 | 2018.12 |
| injini enkulu A | 29.5 | 31.5 | 32 | 32.5 |
| injini enkulu B | 36.3 | 40.5 | 42 | 43 |
| injini enkulu C | 40.5 | 46.8 | 42.6 | 45 |
| injini enkulu D | 31.1 | 35 | 35.5 | 36 |
Umfanekiso 2 Umdwebo wethrendi wenkomba yokuvanisha ngaphambi kokuhlanzwa kweyunithi eshelelayo yokuvenisha
Umfanekiso 3 Ishadi eligelezayo lokugcotshwa kweyunithi
Ukuhlaziya imbangela yokukhuphuka kwezinga lokushisa kwesihlahla esithwalayo, kungenzeka ukuthi i-varnish ikhiqizwa emafutheni okugcoba eyunithi, futhi i-varnish ekugcineni igxile esihlahleni esithwalayo, okuholela ekuguquguqukeni kwezinga lokushisa nokukhuphuka kwesihlahla esithwalayo.
3.1.2Izinkinga ze-varnish
* Amafutha okugcoba amaminerali akhiwa ngokuyinhloko ama-hydrocarbon, azinzile uma kuqhathaniswa nezinga lokushisa elilingana negumbi kanye nezinga lokushisa eliphansi.Kodwa uma esimweni sokushisa okuphezulu, amanye (ngisho noma inombolo incane kakhulu) ama-molecule e-hydrocarbon azobhekana nokusabela kwe-oxidation, amanye ama-molecule e-hydrocarbon nawo azolandela ukusabela kweketanga, okuyisici sokusabela kwe-hydrocarbon chain;
* Amafutha okugcoba enza i-varnish encibilikayo endaweni yokushisa ephezulu kanye nendawo yokucindezela okukhulu.Enkambweni yokugeleza kwamafutha ukusuka endaweni yokushisa ephezulu kuya endaweni yokushisa ephansi, ukwehla kwezinga lokushisa kuholela ekwehleni kwe-solubility, futhi izinhlayiya ze-varnish zikhuphuka zisuka emafutheni okugcoba bese ziqala ukufaka;
* Ukubekwa kwe-varnish kwenzeka.Ngemuva kokwakhiwa kwezinhlayiya ze-varnish, i-sediment iqala ukufingqa futhi yakha i-sediment izofakwa ngokukhethayo endaweni eshisayo yensimbi, okuholela ekukhuphukeni kokushisa kwehlathi ngokushesha emuva izinga lokushisa likawoyela lizokhuphuka kancane kancane;
* Ukushintshashintsha kwezinga lokushisa okungenzeka kubangelwe ezinye izici zemvelo noma izinkinga zamaphutha zeyunithi.
3.2 Izinyathelo zokuxazulula inkinga yokwanda kwezinga lokushisa kwesihlahla esithwalayo
3.2.1 Phakamisa umfutho kawoyela wokugcoba usuka ku-0.23 Mpa uye ku-0.245 Mpa ukuze uthuthukise ukusebenza kahle kokudlulisa ukushisa kokugcoba futhi unciphise ukukhuphuka kancane kwezinga lokushisa kwehlathi elithwalayo.
3.2.2 Shintshanisa isipholile sikawoyela esishelelayo ngokudluliswa kokushisa okugugayo ngendlela esezingeni eliphansi ngesipholile esisha sasekhaya sedrayivu eqondile, futhi izinga lokushisa likawoyela oshelelayo lizinzile ukusuka ku-60℃ ukuya cishe ku-50℃ isikhathi eside.
3.2.3 Umgomo wokusebenza wobuchwepheshe be-electrostatic adsorption —— ukususwa kwevarnish encipha (bheka Umfanekiso 4)
Ukuhlanzwa kwe-electrostatic ukusetshenziswa kwensimu eyindilinga ephezulu ye-voltage static, yenza izinhlayiya zokunukubezeka kukawoyela zibonise ugesi omuhle futhi omubi ngokulandelana, izinhlayiya zikagesi ezinhle nezingezinhle ngaphansi kwesenzo sokuqondiswa kwe-electrode engalungile, izinhlayiya ezingathathi hlangothi ezicindezelwe yizinhlayiya ezikhokhisiwe, ekugcineni zonke izinhlayiya. i-adsorption kumqoqi, susa ngokuphelele ukungcola emafutheni, ngokugeleza kwezinhlayiya zikawoyela we-electrostatic, ithangi, udonga lwamapayipi kanye nezingxenye zodaka kukho konke ukungcola, ukuphuma kwe-oxide erosion adsorption, okusebenzayo khipha udaka olunamathelayo lwesistimu nokungcola okunamathelayo. , dlala indima yokuhlanza uhlelo.
Umfanekiso 4. Umdwebo wohlelo lobuchwepheshe be-electrostatic adsorption
3.2.4 Isimiso sokusebenza sobuchwepheshe bokuyi-ion resin adsorption —— Khipha ukuvanisha okuncibilikisiwe
I-ion exchange resin DICR ™ ingasusa ukungcola okuncibilikayo kuwoyela we-turbine, iqinisekise ukwehla kwezikhombisi ze-MPC, ngoba iningi lama-turbines ayancibilika ngesikhathi sokusebenza, futhi ukugcwala kuphela le mikhiqizo kuzodala imvula, okokusebenza kwe-electrostatic akukwazi ukususa le mikhiqizo ngaphakathi. isimo esincibilikile.
Inhlanganisela ye-electrostatic adsorption kanye nobuchwepheshe be-resin ayikwazi nje ukususa ngempumelelo i-varnish emisiwe, kodwa futhi isuse umkhiqizo we-varnish oncibilikisiwe.
Umfanekiso 5 Umdwebo weSkimu wobuchwepheshe be-ion resin adsorption
3.3 Umphumela wokukhipha ivanisha
Ngomhla ka-14 Disemba, 2019, isihlungi sikawoyela wemodeli ye-WVD safakwa futhi sasetshenziswa.Ngaphansi kwesilinganiso esibanzi sokushintsha indawo yokupholisa uwoyela we-turbine yegesi ngo-Agasti 20,2020, izinga lokushisa le-turbine elithwele (ihlathi) lehla lisuka ku-108℃ laya cishe ku-90℃ (bona Umdwebo 6 inkambiso yokushisa yokuthela okuhlanzwa kwangemuva (ihlathi)).Umbala wamafutha uthuthukiswa kakhulu (Umdwebo 7 ukuqhathanisa amafutha ngaphambi nangemva kokuhlanzwa).Ngokuhlaziywa kanye nedatha yokuhlola yangaphandle, inkomba yokuthambekela kwevarnish kawoyela yancishiswa isuka ku-42.4 yaya ku-4.5, izinga lokungcola lancishiswa lisuka ku-NAS 9 laya ku-6, futhi inkomba yenani le-asidi yancishiswa isuka ku-0.17 yaya ku-0.07. (Bheka Ithebula 6 Ukuhlolwa kanye imiphumela yokuhlaziya kawoyela ngemva kwesihlungi)
Umfanekiso 6 Izinga lokushisa elihlanziwe langemuva (isihlahla esinesihlahla)
Ithebula 6 Imiphumela yokuhlolwa nokuhlaziya kawoyela ngemva kokuhlunga
| Inkomba ye-varnish | |||||||
| usuku | 20/1 | 20/4 | 20/7 | 20/10 | 21/1 | 21/4 | 21/8 |
| injini enkulu A | 19.5 | 11.5 | 9.6 | 10 | 7.8 | 8 | 7.6 |
| injini enkulu B | 16.3 | 13.5 | 11.2 | 12.7 | 8.5 | 8.7 | 8.5 |
| injini enkulu C | 20.5 | 16.8 | 12.6 | 10.8 | 11.5 | 10.3 | 8.3 |
| injini enkulu D | 21.1 | 18.3 | 15.5 | 9.5 | 10.4 | 6.7 | 7.8 |
Umfanekiso wesi-7 Ukuqhathaniswa kombala wamafutha ngaphambi nangemva kokuhlanzwa
Izinzuzo zezomnotho ezikhiqizwayo
Ngokufaka nokusebenza kweIyunithi yokususa i-varnish ye-WVD, ukuxazulula ngempumelelo i-turbine yegesi ukukhuphuka kwezinga lokushisa, gwema umonakalo omkhulu odalwe umonakalo ophethe kanye nokulahlekelwa kwezingxenye zokuvala ezijikelezayo okubangelwa izingxenye eziyisipele, ukunciphisa ukulahlekelwa kwesondlo ku-RMB eyizigidi ezingu-5 ngaphezulu, futhi isikhathi sokugcinwa kokuxhumana side, akukho yunithi yokulinda endaweni yokukhiqiza, kubangela umthelela omkhulu ekukhiqizeni okuphephile nokuzinzile.
Iyunithi idinga ukugcwalisa imiphongolo engama-20 kawoyela / iyunithi.Ngemva kokuhlunga ifilimu yokususa upende, uwoyela ufinyelela ngokugcwele inkomba efanelekayo, konga izindleko zokushintsha uwoyela ezingaba ngu-400,000 RMB.
Isiphetho
Ngenxa yokushisa okuphezulu kwesikhathi eside, ukucindezela okuphezulu kanye nesivinini esikhulu sesistimu yokugcoba yeyunithi enkulu, isivinini se-oxidation samafutha siyashesha, inkomba ye-varnish iyanda, futhi okuqukethwe kwe-gelatin kuyanda.Ukuqoqwa kokungcola okuthambile ohlelweni lweyunithi enkulu kuthinta ukunemba kwesistimu yokulawula isivinini kanye nokusebenza okuvamile kweyunithi, okulula ukuholela ekuguquguqukeni kweyunithi noma ngisho nokuvalwa okungahleliwe.I-varnish glue efakwe ebusweni be-shaft bush izophinde ibangele ukwanda kwezinga lokushisa le-shaft bush, futhi ukunamathela kwe-varnish nezinhlayiya eziqinile kuzophinde kubhebhethekise ukuguga kwemishini.Iyunithi yokususa i-varnish ye-WVD ingathuthukisa ngokuqhubekayo ikhwalithi kawoyela wokugcoba weyunithi, iqinisekise ukusebenza okuzinzile komjikelezo omude wamayunithi amakhulu, yandise umjikelezo wesevisi kawoyela wokugcoba, ithuthukise indawo yokusebenza yesistimu, yehlise izindleko zokuthenga uwoyela wokugcoba.
Isikhathi sokuthumela: Dec-02-2023