Ukusetyenziswa okutsha kwetekhnoloji yokucoca ivanishi kwicompressor yesyngas

I-Abstract: Hlalutya oonobangela bokuguquguquka kobushushu beqokobhe leyunithi ye-compressor ye-centrifugal, beka phambili izisombululo ezithile, kwaye ulawule amanqaku omngcipheko wokusebenza kunye namanyathelo okuthintela.

Amagama aphambili: i-centrifugal compressor group ivanishi ethwele ubushushu behlathi

1isishwankathelo

Iyunithi yoxinzelelo lweSyngas K04401 yeCNOOC Huahui Coal Chemical Co., LTD iyilwe kwaye yenziwa yiMitsubishi, eJapan.Ubume bayo bufakwe ngolu hlobo lulandelayo:

I-Syngas compressor unit K04401 ephezulu 3V-7S (Hp), i-cylinder yoxinzelelo oluphantsi 3V-7 (Lp) iqokobhe yisakhiwo sombhobho, umbhobho womzimba osezantsi ukuya kumqhubi, icala lesiphelo esikhululekile livulekile, ukufakwa lula kwi-cylinder yangaphakathi.

Itheyibhile 1: Iiparamitha zokusebenza kwe-K04401 isilinda esisezantsi kunye noxinzelelo oluphezulu lwe-3V-7 (Lp) / 3V-7S (Hp) izixhobo

2. Iyunithi 2 ineengxaki

NgoMeyi ka-2020, iqondo lobushushu le-axle yeyunithi liye laguquguquka, kwaye iqondo lobushushu lamanye amanqaku alikwazanga ukubuyela kwixabiso lokuqala lokusebenza.Phakathi kwazo, i-radial main ethwele iqokobhe lobushushu le-injini yomphunga i-TI-04457B ifikelele kwi-82℃ kwaye inendlela yokunyuka.

Umzobo 1: Umzobo weyunithi enendawo yobushushu basehlathini TI04457B

3. Uhlalutyo lwesizathu kunye namanyathelo onyango

3.1 Ukunyuka kobushushu obunyukayo

Ngokuvavanya isalathisi seoli yeyunithi yokusebenza kweoli, kufunyenwe ukuba i-varnish tendency index 22.4 iphezulu, kwaye iqondo lokungcola liphezulu (jonga iThebhile 2).Kwaye isalathisi sokuthambekela kwevarnish ephezulu, ivanishi inokubangela ukwakheka kwevanishi ekuqokeleleni kwe-shaft adhesion, ngaloo ndlela kuncitshiswe umsantsa wefilimu yeoli, ukonyusa ukungqubana, ukukhokelela kwishafti yokuchitha ubushushu obumdaka, ukunyuka kobushushu beshaft, ukukhawulezisa kweoyile oxidation.Ngexesha elifanayo, ngenxa yokungcola okuphezulu kwioli, i-varnish iya kubambelela kwezinye iinqununu ezingcolileyo, zenze umphumo wokugaya ukunyusa ukugqoka izixhobo.

Ukuhlalutya ukuguquguquka kwesihlahla esithwalayo, inokuba yivarnish eveliswe kwiyunithi yokuthambisa, ivarnish ekugqibeleni igxininiswe kwisihlahla esithwalayo,

Ibangela ubushushu obuphambili beqokobhe ukuba buguquguquke kwaye bunyuke.

Isizathu se-varnish: eyokuqala yi-oxidation yendalo yeemveliso zeoli.I-oyile ye-Hydrocarbon oxidation ilandela indlela yokusabela ye-radical chain yasimahla, i-oxidation ye-carboxylic acid, i-esters, i-alcohol peroxide, ezi peroxides ziqhubela phambili ukusabela kwe-condensation ye-polymer yobunzima bemolekyuli ephezulu, inyibilikiswe kwimeko yeoli, xa idlula iqondo lokunyibilika kweoyile yokuthambisa, ioyile yokuthambisa. i-saturated, i-degradation eninzi kakhulu iya kwenza i-varnish.Okwesibini, ioli "i-micro-combustion" iya kukhawulezisa ukubunjwa kwevanishi.Ngaphantsi kweemeko eziqhelekileyo, umlinganiselo othile womoya (<8%) uyachithwa kwioli yokuthambisa.Xa umda wokupheliswa ugqithisiwe, umoya ongena kwi-oyile ukhona kwi-oyile ekunqunyanyisweni.Nje ukuba ioyile yokuthambisa impompelwe kwindawo yoxinzelelo oluphezulu ukusuka kwindawo yoxinzelelo oluphantsi, la maqamza amancinci axhonywe kwioyile acinezelwa kabukhali, okukhokelela ekunyukeni ngokukhawuleza kwamaqondo obushushu kwi-oyile microarea, ngamanye amaxesha ukuya kuthi ga kwi-1100 ℃, okukhokelela kwi-adiabatic " microcombustion” kwindawo encinci yeoli, evelisa into encinci enganyibilikiyo.Ezi zinto zinganyibilikiyo zi-polar, azinzinzi kakhulu, kwaye kulula ukubambelela kumphezulu wesinyithi ukwenza ivanishi.Kwakhona "intlantsi yombane" kwioyile ikwasisizathu esibalulekileyo sokwenziwa kwevanishi, kwiyunithi enkulu yobushushu obuphezulu, uxinzelelo oluphezulu, isantya esiphezulu, indawo engqongileyo, xa ioyile emva komsantsa omncinci kakhulu njengesiseko sevalve, isihluzo esichanekileyo, ukungqubana kwemolekyuli. phakathi kombane ongatshintshiyo, ukukhutshwa ngokukhawuleza, okuqokelelwe emva kwamawaka amaqondo okushisa aphezulu, kulula ukuvelisa i-varnish.Ngokuqhelekileyo, i-oxidation yemveliso yeoli yinkqubo ecothayo, kwaye imveliso yeoli i-adiabatic "micro-combustion" isizukulwana sevarnish isantya sikhawuleza kakhulu.Okokugqibela, njengexabiso elingonelanga leoyile yokuthambisa, iyunithi ngokwayo yokufaka imvume incinci kakhulu, ukuhanjiswa komthwalo ongalinganiyo we-axle kuya kukhawulezisa ukuveliswa kwevanishi.Xa ukuxinana kwe-polar oxide kwezi zithambiso kufikelela kwi-saturation kuxinzelelo oluthile lobushushu, imvula kumphezulu ongaphakathi wesinyithi, ukuya kuthi ga kwinqanaba elithile, kuya kuchaphazela ukutshatyalaliswa kobushushu behlathi elithwalayo kwaye kukhokelela ekutshintsheni kobushushu behlathi okanye ukunyuka. .

 3.2 Sombulula ingxaki yokunyuka kobushushu beshaft

Ukuguquguquka kobushushu beqokobhe, kuthintele ukuvalwa okungacwangciswanga, ngaphakathi kweqela kunye namashishini ekhemikhali yamalahle aphanda i-adsorption ye-electrostatic, intlawulo elungeleleneyo, i-resin adsorption, iqondo elisezantsi lobushushu, ukuhluzwa koomatshini kunye nesiphumo sokucoca ivarnish kunye nodumo lwentengiso, ekugqibeleni yakhetha i-W VD electrostatic adsorption. + i-resin adsorption esi sixhobo sokudibanisa ivanishi.Ngokusebenzisa i-electrostatic adsorption yokusombulula ivanishi emanzi, ngokusebenzisa i-resin adsorption ukusombulula ivanishi enyibilikisiweyo, ukuze kusonjululwe ngokupheleleyo ingxaki yokunyuka kweqondo lobushushu lesihlahla esithwalayo esibangelwa yivanishi, ukongeza, ekususweni kwevarnish ngokungaqhelekanga, kodwa nokusombulula ingxaki ingxaki yongcoliseko lweoyile.

3.2.1 Umgaqo-siseko osebenzayo kunye nomzobo weskim setekhnoloji ye-electrostatic adsorption-Susa ivarnish yombuso enciphayo

Umgaqo we-electrostatic adsorption usebenzisa i-electrophoresis kunye ne-dielectrophoresis force eveliswa yi-high-voltage electrostatic field, iPolarize amasuntswana angcolisekileyo kwi-oyile kwaye ibonise umbane ofanelekileyo kunye nombi, ngokulandelelana, amasuntswana ombane alungileyo kunye angalunganga aqubha kwicala elibi kunye nelilungileyo. i-electrodes phantsi kwesenzo se-ultra-high voltage electric field, amasuntswana angathathi hlangothi ashukunyiswa kukuhamba kwamasuntswana ahlawuliweyo, Ekugqibeleni, onke amasuntswana aye adsorbed kumqokeleli ancanyathiselwe kwi-electrode, Susa ngokucokisekileyo ungcoliseko kwiimveliso zeoyile, Umgaqo-siseko we-electrostatic adsorption. itekhnoloji isetyenziselwa ukwenza i-polarity ebuthathaka yemveliso yeoli emva kokucocwa, Ukuhluthwa rhoqo ukungcola okuncanyathiselwe kwiindonga zetanki, imibhobho, iindawo zevalvu, Kwinkqubo yombhobho ecocekileyo, Ukuphucula ukucoceka kwayo yonke inkqubo yeoli, Ukubonelela ngesiqinisekiso esithembekileyo. ukwenzela ukusebenza okuzinzileyo kweyunithi.

3.2.2 Umgaqo osebenzayo kunye nomzobo we-ion resin adsorption technology-ukususwa kwevanishi enyibilikisiweyo.

Itekhnoloji ye-Ionic resin inokususa ivanishi enyibilikayo.Xa iyunithi isebenza, ngenxa yokuba ukushisa kweoli kuphezulu, i-varnish enyibilikayo (ekwabizwa ngokuba yi-varnish embryo) inyamezeleka kakhulu, akulula ukuyisusa ngeteknoloji ye-adsorption ye-electrostatic, kunye neteknoloji ye-ion resin adsorption inokususa izinto ezingcolileyo kwioli.I-resin yotshintshiselwano ye-Ion ikakhulu yenziwe ngamacandelo amabini: i-polymer skeleton kunye neqela le-ion exchange.Umgaqo we-adsorption uboniswe kumzobo ongezantsi.Iqela lokutshintshiselana lihlukaniswe libe yinxalenye esisigxina kunye nenxalenye esebenzayo, ebophelelwe kwi-matrix ye-polymer kwaye ayikwazi ukuhamba ngokukhululekile ukuba ibe yi-ion esisigxina;inxalenye esebenzayo kunye nenxalenye esisigxina idityaniswe yi-ion bond ukuze ibe yi-ion etshintshisanayo.Iiyoni ezizinzileyo kunye neeyoni ezisebenzayo zineentlawulo ezichaseneyo, ngokulandelelanayo.Kwisisombululo, inxalenye esebenzayo iyahlula kwii-ion ezihambayo zamahhala, ukutshintshiselana kunye nezinye iimveliso zokuthotywa kunye nentlawulo efanayo kwisisombululo, ezidityaniswe ne-ion ezisisigxina kwaye zigxininiswe ngokuqinileyo kwiqela lokutshintshiselana, ukwenzela ukuba kususwe i-varnish e-soluble kwisisombululo. isisombululo kunye nokunciphisa ixabiso le-MPC.

3.3 Susa iivanishiisiphumo

Isihluzo sevarnish sifakiwe kwaye sisetyenziswa.Okwangoku, iqondo lombala leoli liphuculwe kakhulu emva kwenyanga enye yokucoca.Ngokuhlalutya kunye nohlalutyo lwedatha yangaphandle, isalathisi se-varnish yeoli iyancitshiswa ukusuka kwi-22.4 ukuya kwi-2.5, izinga lokungcola liyancipha ukusuka kwi-NAS9 ukuya kwi-7, kwaye i-acid value index iyancipha ukusuka kwi-0.064 ukuya kwi-0.048.

Itheyibhile 2: I-M PC kunye nesalathisi sokucoceka phambi kokuhluzwa

Itheyibhile 3: i-M PC ehluziweyo kunye nesalathisi sococeko

Itheyibhile 4: isalathisi sexabiso le-asidi ngaphambi kokucoca

Itheyibhile 5: Isalathisi sexabiso le-asidi ehluziweyo

Umzobo 2: Umahluko wombala phambi nasemva kohluzo

Umzobo 3: Intsingiselo yobushushu emva kweyunithi yokucoca ioyile (iqondo lobushushu liyehla ukuya kuma-67.1℃)

4. Iinzuzo zoqoqosho ezenziweyo

Ngokusebenzisa i-electrostatic adsorption precipitation yevanishi karhulumente, ngokusebenzisa i-resin adsorption ivanishi enyibilikayo, ukuze kusonjululwe ngokupheleleyo ubushushu besihlahla esithwalayo kunye nokuguquguquka kwentshukumo okubangelwa yivanishi, ukunqanda ilahleko enkulu yemveliso (ilahleko yemihla ngemihla yemveliso ye-urea iitoni ezingama-1700, iiyuan ezizigidi ezi-3; ukuba yi-cylinder replacement rotor evulekileyo, ixesha ubuncinane iintsuku ezi-3, i-9 yezigidi), kunye ne-shell vibration ye-shell vibration yanda ukujikeleza kunye nokutywina okubangelwa yilahleko ye-spare parts (ilahleko phakathi kwe-10-5 yezigidi zeeyuan).

Iyunithi yokususa ivanishi ye-WSD ifakiwe kwaye yasetyenziswa.Okwangoku, iqondo lombala leoli liphuculwe kakhulu emva kwenyanga enye yokucoca.Ngokuhlalutya kunye nohlalutyo lwedatha yangaphandle, isalathisi se-varnish yeoli iyancitshiswa ukusuka kwi-22.4 ukuya kwi-2.5, izinga lokungcola liyancipha ukusuka kwi-NAS9 ukuya kwi-7, kwaye i-acid value index iyancipha ukusuka kwi-0.064 ukuya kwi-0.048.Ukongezelela, iyunithi iqulethe malunga neebhareli ze-150 zeemveliso zeoli, ngokususa i-varnish i-filtration ephezulu ye-oyile ifikelele ngokupheleleyo kwi-index efanelekayo, ukugcina iindleko zokutshintshwa kweoli kunye neendleko zokulahla i-oyile, i-400,000 RMB.

5 Isiphelo

Ngenxa yokushisa kwexesha elide, uxinzelelo oluphezulu kunye neemeko zokusebenza zesantya esiphezulu senkqubo yokuthambisa iyunithi enkulu, isantya se-oxidation ye-oyile sikhawuleza, i-varnish index iyanda, kwaye umxholo we-gelatin uyanda.Ukungcola okuthambileyo kuqokelela kwinkqubo enkulu yeyunithi, echaphazela ukuchaneka kwenkqubo yokulawula isantya kunye nokusebenza okuqhelekileyo kweyunithi.Kulula ukukhokelela ekuguquguqukeni kweyunithi okanye nokuvalwa okungacwangciswanga.Iglue ye-varnish efakwe kwi-bearing bush surface iya kwandisa ukushisa kwehlathi elithweleyo, kwaye ukunamathela kwe-varnish kunye neengqungquthela eziqinileyo kuya kwandisa ukunxiba kwezixhobo.Iyunithi yokususa ivanishi inokuqhubeka nokuphucula umgangatho weoyile yokuthambisa yeyunithi, iqinisekise ukusebenza okuzinzile kwexesha elide kwiiyunithi ezinkulu, ukwandisa umjikelo wenkonzo ye-oyile yokuthambisa, ukuphucula imeko yokusebenza kwenkqubo, kunye nokunciphisa iindleko zokuthenga zokuthambisa. ioli.