Sabbin aikace-aikacen fasahar tace varnish a cikin kwampreso syngas

Abstract: Yi nazarin abubuwan da ke haifar da canjin yanayin zafin harsashi na centrifugal compressor unit, gabatar da takamaiman mafita, da ƙware wuraren haɗari na aiki da matakan kariya.

Kalmomi masu mahimmanci: centrifugal compressor rukuni na varnish mai ɗauke da zafin daji

1taƙaitawa

Syngas compressor Unit K04401 na CNOOC Huahui Coal Chemical Co., LTD an tsara shi kuma ya kera shi ta Mitsubishi, Japan.An shigar da fasalin fasalinsa kamar haka:

Syngas compressor unit K04401 high 3V-7S (Hp), ƙananan silinda 3V-7 (Lp) harsashi tsarin ganga ne, gangar jikin ganga zuwa ga direba, gefen ƙarshen kyauta yana buɗewa, sauƙi mai sauƙi a cikin silinda na ciki.

Table 1: Ayyukan aiki na K04401 ƙananan da ƙananan silinda 3V-7 (Lp) / 3V-7S (Hp) kayan aiki

2. Raka'a 2 yana da matsala

A watan Mayun 2020, zafin axle harsashi na rukunin ya canza, kuma zafin wasu wuraren zafin jiki ba zai iya komawa ainihin ƙimar aiki ba.Daga cikin su, radial main hali harsashi zafin jiki na tururi turbine shaye karshen TI-04457B ya kai 82 ℃ kuma yana da sama Trend.

Hoto 1: Halin yanayin juzu'in juzu'i mai ɗaukar daji TI04457B

3. Sanadin Bincike da matakan magani

3.1 Yunƙurin tashin zafin jiki

Ta hanyar gwada ma'aunin mai na rukunin da ke aiki da mai, an gano cewa ma'aunin dabi'a na varnish 22.4 yana da girma, kuma matakin gurɓatawar kuma yana da girma (duba Table 2).Kuma high varnish hali index, varnish na iya haifar da samuwar varnish a kan shaft mannewa tarawa, don haka rage man fim rata, ƙara gogayya, tsanani gubar ga shaft na matalauta zafi dissipation, shaft zafin jiki Yunƙurin, mai hadawan abu da iskar shaka hanzari.A lokaci guda, saboda yawan gurɓataccen mai a cikin man fetur, varnish zai bi da sauran gurɓataccen gurɓataccen abu, yana haifar da sakamako mai niƙa don ƙara yawan lalacewa na kayan aiki.

Yin la'akari da jujjuyawar daji mai ɗaukar nauyi, yana iya zama varnish da aka samar a cikin sashin mai mai, a ƙarshe varnish ya mai da hankali kan daji mai ɗaukar nauyi,

Yana haifar da babban yanayin zafin harsashi don canzawa da tashi.

Dalilin varnish: na farko shine iskar oxygenation na samfuran mai.Hydrocarbon mai hadawan abu da iskar shaka bi free radical sarkar dauki inji, hadawan abu da iskar shaka na carboxylic acid, esters, barasa peroxide, wadannan peroxides kara condensation dauki na high kwayoyin nauyi polymer, narkar da a cikin mai jihar, a lokacin da ya zarce narkar da mataki na lubricating mai, lubricating man fetur. cikakke, samfuran lalata da yawa za su samar da varnish.Abu na biyu, man "micro-konewa" zai kuma hanzarta samuwar varnish.A karkashin yanayi na al'ada, an narkar da wani adadin iska (<8%) a cikin man mai mai.Lokacin da aka wuce iyakar rushewa, iskar da ke shiga mai ta kasance a cikin mai a dakatar.Da zarar man mai mai lubricating yana zub da shi a cikin babban matsi daga wurin ƙananan matsa lamba, waɗannan ƙananan kumfa da aka dakatar da su a cikin mai suna matsawa sosai, yana haifar da karuwa mai sauri a yanayin zafi a cikin microarea mai, wani lokacin har zuwa 1100 ℃, yana haifar da adiabatic " microcombustion” a cikin microarea mai, yana haifar da ƙaramin abu mara narkewa.Wadannan kayan da ba a iya narkewa ba su da iyakacin duniya, marasa ƙarfi sosai, kuma suna da sauƙin mannewa saman ƙarfe don samar da varnish.Sake "lantarki walƙiya" a cikin man fetur kuma muhimmin dalili ne na samuwar varnish, a cikin babban naúrar high zafin jiki, high matsa lamba, high gudun, yanayi, lokacin da man fetur bayan kadan rata kamar bawul core, daidaitaccen tace, kwayoyin gogayya. tsakanin tsayayyen wutar lantarki, fitarwa ba zato ba tsammani, tarawa bayan dubban digiri na babban zafin jiki, kuma yana da sauƙin samar da varnish.Gabaɗaya magana, iskar shaka samfurin mai shine jinkirin tsari, kuma samfuran mai adiabatic “micro-combustion” ƙarni na saurin varnish ya fi sauri.A ƙarshe, kamar ƙarancin adadin mai mai mai, naúrar kanta kanta shigar da izinin ya yi ƙanƙanta, rarraba nauyin nauyin harsashi mara daidaituwa kuma zai haɓaka haɓakar varnish.Lokacin da adadin oxide na polar oxide a cikin waɗannan lubricants ya kai jikewa a takamaiman yanayin zafin jiki, hazo a saman saman ƙarfe na ciki, har zuwa wani matsayi, zai yi tasiri ga zubar da zafi na daji mai ɗaukar nauyi kuma ya kai ga jujjuyawar zafin daji ko tashi. .

 3.2 Magance matsalar karuwar zafin jiki na shaft

Don canjin yanayin harsashi, guje wa rufewar da ba a shirya ba, a cikin rukuni da masana'antun masana'antar sinadarai na kwal sun binciki adsorption na lantarki, daidaitaccen caji, adsorption na guduro, ƙarancin zafin jiki, tacewa na injiniya da tasirin tace varnish da yawa da kuma martabar kasuwa, a ƙarshe ya zaɓi W VD adsorption electrostatic adsorption. + resin adsorption wannan hadadden kayan aikin varnish.Ta hanyar electrostatic adsorption don warware precipitated varnish, ta hanyar guduro adsorption don warware narkar da varnish, don haka kamar yadda gaba daya warware hali daji zazzabi hawa da sauka matsalar ta haifar da varnish, a Bugu da kari, a cikin kau da varnish m, amma kuma warware matsalar. matsalar gurbatar man fetur.

3.2.1 Ƙa'idar aiki da zane-zane na fasahar tallan kayan lantarki-Cire varnish jihar da aka haɗe.

Ka'idar adsorption ta electrostatic tana amfani da electrophoresis da ƙarfin dielectrophoresis da aka samar ta hanyar babban filin lantarki na lantarki, Polarize da gurɓataccen barbashi a cikin man fetur kuma yana nuna wutar lantarki mai kyau da maras kyau, bi da bi, Ƙaƙƙarfan wutar lantarki mai kyau da mara kyau suna yin iyo a cikin hanyar da ba ta dace ba. Electrodes a ƙarƙashin aikin filin lantarki na ultra-high irin ƙarfin lantarki, tsaka-tsakin barbashi suna motsawa ta hanyar kwararar ƙwayoyin da aka caji, A ƙarshe, duk barbashi an haɗa su zuwa ga mai tarawa da ke haɗe da lantarki, Cire ƙazanta sosai daga samfuran mai, Ka'idar adsorption electrostatic ana amfani da fasaha don yin ƙarancin polarity na samfurin mai bayan tsarkakewa, Ci gaba da cire gurɓataccen gurɓataccen abu da aka haɗe zuwa bangon tanki, bututu, sassan bawul, Zuwa tsarin bututu mai tsabta, Don haɓaka tsabtar tsarin mai duka, Bayar da garanti mai dogaro. domin barga aiki na naúrar.

3.2.2 Ka'idar aiki da zane-zane na fasahar tallan resin ion-cire narkar da varnish

Fasahar resin ionic na iya cire varnish mai narkewa.Lokacin da naúrar ke gudana, saboda zafin mai yana da yawa, narkar da varnish (wanda ake kira varnish embry) yana da matukar jurewa, ba shi da sauƙin cirewa tare da fasahar tallan electrostatic, kuma fasahar tallan resin ion na iya cire gurɓataccen mai narkewa a cikin mai.Ion musayar guduro yafi hada da sassa biyu: polymer skeleton da ion musayar kungiyar.An nuna ka'idar adsorption a cikin hoton da ke ƙasa.Ƙungiyar musayar musayar ta kasu kashi kashi kafaffen da sashi mai aiki, wanda ke ɗaure zuwa matrix polymer kuma ba zai iya motsawa cikin yardar kaina ya zama ions kafaffen;An haɗa ɓangaren aiki da tsayayyen ɓangaren ta hanyar ion bond don zama ions masu musayar.Kafaffen ions da ions masu aiki suna da sabanin caji, bi da bi.A cikin bayani, sashin aiki yana rarraba cikin ions masu motsi kyauta, musayar tare da sauran samfuran lalata tare da caji iri ɗaya a cikin bayani, waɗanda aka haɗa tare da ƙayyadaddun ions kuma da tabbaci a kan ƙungiyar musayar, don cire varnish mai narkewa a cikin bayani kuma rage ƙimar MPC.

3.3 Cirevarnishtasiri

An shigar da tace varnish kuma an yi amfani da shi.A halin yanzu, an inganta matakin launin mai sosai bayan wata ɗaya na tacewa.Ta hanyar bincike da nazarin bayanan ganowa na waje, an rage ma'anar dabi'ar varnish na mai daga 22.4 zuwa 2.5, an rage matakin gurɓatawa daga NAS9 zuwa 7, kuma an rage ƙimar ƙimar acid daga 0.064 zuwa 0.048.

Tebur 2: M PC da ma'anar tsabta kafin tacewa

Tebur na 3: M PC mai tacewa da ma'anar tsabta

Table 4: ƙimar ƙimar acid kafin tacewa

Table 5: Filtered acid index

Hoto 2: Bambancin launi kafin da bayan tacewa

Hoto 3: Yanayin zafin jiki bayan naúrar lubricating mai tacewa (zazzabi ya sauko zuwa 67.1 ℃)

4. Fa'idodin tattalin arziki da aka samar

Ta hanyar electrostatic adsorption hazo na jihar varnish, ta hanyar guduro adsorption narkar da varnish, don haka kamar yadda gaba daya warware da hali daji zazzabi da kuma vibration hawa da sauka lalacewa ta hanyar varnish, don kauce wa babbar fitarwa hasãra (asara kullum urea fitarwa 1700 ton, 3 miliyan yuan; idan shi ne buɗaɗɗen rotor maye gurbin Silinda, lokaci aƙalla kwanaki 3, miliyan 9), kuma girgizar zafin harsashi yana ƙaruwa da jujjuyawar juzu'i da sassan rufewa sakamakon asarar kayan gyara (asara tsakanin yuan miliyan 10-5).

An shigar da na'urar cire varnish ta WSD kuma an yi amfani da ita.A halin yanzu, an inganta matakin launin mai sosai bayan wata ɗaya na tacewa.Ta hanyar bincike da nazarin bayanan ganowa na waje, an rage ma'anar dabi'ar varnish na mai daga 22.4 zuwa 2.5, an rage matakin gurɓatawa daga NAS9 zuwa 7, kuma an rage ƙimar ƙimar acid daga 0.064 zuwa 0.048.Bugu da kari, rukunin ya ƙunshi kusan ganga 150 na kayayyakin mai, ta hanyar cire fenti mai kyau sosai man ya kai ga ma'aunin da ya dace, inda ya tanadi farashin maye gurbin mai da kuɗin zubar da mai, jimlar RMB 400,000.

5 Kammalawa

Saboda yawan zafin jiki na dogon lokaci, babban matsa lamba da yanayin aiki mai sauri na tsarin lubrication na babban sashin, saurin iskar oxygen na man fetur yana haɓaka, index varnish yana ƙaruwa, kuma abun ciki na gelatin yana ƙaruwa.Rashin ƙazanta masu laushi suna taruwa a cikin babban tsarin naúrar, wanda ke rinjayar daidaiton tsarin tsarin saurin gudu da kuma aiki na al'ada na naúrar.Yana da sauƙi don haifar da jujjuyawar naúrar ko ma rufewar ba da shiri ba.Manne varnish da aka ajiye akan saman daji mai ɗaukar nauyi shima zai ƙara yawan zafin daji mai ɗaukar nauyi, kuma mannewar varnish da ƙwararrun ɓangarorin shima zai ƙara lalata kayan aiki.Naúrar cirewar varnish na iya ci gaba da haɓaka ingancin mai na rukunin, tabbatar da aikin kwanciyar hankali na dogon lokaci na manyan raka'a, tsawaita zagayowar sabis na mai, inganta yanayin aiki na tsarin, da rage farashin siyan lubricating. mai.