7 Filin Fields don tsawaita Lifepan na PDC Rage ragowa

1. Aiwatar da nauyi a hankali don kauce wa tasiri tasiri  

Batun: KodayakeYankan PDCsuna da matukar wahala, suna da karancin tasiri. Aikace-aikacen nauyi na hankali na iya haifar da zane mai kwakwalwa.  

Magani:  

Yi amfani da aikace-aikacen "mataki-mataki-mataki mai nauyi" dabarun: farawa tare da nauyin da aka ba da shawarar a bit (WOB), sannan ku karu da 20% a kowane minti 10 har sai an kai ga mafi kyawun wob.  

Saka ido da torque hawa-hawa (ta hanyar kayan aikin LWD / LWD). Idan sama ya wuce 15%, rage WOB.  

Asali Tushen kimiyya: Cancanta coefens na lu'u-lu'u na lu'u-lu'u da tungsten subster ya bambanta, yana haifar da microcracks a cikin ke dubawa a ƙarƙashin kwarin gwiwa (fayi 168973 na binciken).  

 2. Inganta rpm da WOB daidai  

Batu: Babban RPM + low wob yana sa dablers zuwa "niƙa" maimakon "samuwar, hanzarta saka. Low Rpm + High WOB WOB na iya haifar da shimfidar wuri-scars.  

Magani:  

Koma zuwa "takamaiman makamashi (SE)" dabara:  

  Se = \ frac {wob \ sauye rpm} {ROP \ Times d ^ 2}  

  (ROP: Kudin Censtration, D: Bit Diamita)  

  Daidaita rpm / wob idan darajan dabi'un tashi ba da gangan.  

Tsarin laushi: High rpm + matsakaici-low wob (e.g., 60-80 rpm + 8-12 klbs).  

A} ir} ir} + low rpm ob wob (E.G., 30-50 RPM + 15-20 clbs).  

 3  

Batun: Babban ruwan yashi ko karancin danko a cikin ruwa mai tsafta na iya haifar da:  

Cakuda tara (bit bit)→ rashin lafiya mai sanyaya→ lalatattun lalata dillalai.  

Babban ƙimar kwararar ruwa ya lalata bit jikin.  

Magani:  

Kula da masarawa mai yawa (YP) a 15-25 LB / 100ft² don ingantaccen cuttings sufuri.  

Amfani da Nano-sikelin wakilai (misali, sio₂ barbashi) don rage bit bit (OTC 28921 na gwaji).  

Saka idanu kan zazzabi na waje; Idan wuce 150°C, karuwa na kudi ko ƙara matsanancin zafi.  

 4. Guji tilasta tilasta yin hako a cikin tsari  

Batun:Pdc ragowaA cikin musayar ƙarfi / sihiri tsari (misali, jerin-shale jerin abubuwa) suna iya yiwuwa a ƙarshen rawar jiki, yana haifar da sutura ko karye kaya. 

Magani:  

Bincika Outdze da kyau rajistan ayyukan gaba don gano bangarorin intbedded.  

Rage rop da 20% kuma canjawa zuwa yanayin Wob na yau da kullun idan Torque Sauyawa ne.  

Yi amfani da ƙirar bitrrid na tabarma (E.G., Masu Cutter Ajiyayyen) don haɓaka tasirin juriya.  

 5. Yi gajerun tafiye-tafiye don tsabtace rijiyoyin  

Batu: Cuttings Gina a kasan kai don sake yankewa, rage inganci da kuma fitowar ma'auni.  

Magani:  

Gudanar da gajeriyar tafiya (zuwa takalmin casing) kowane mita 150-200 sun yi nasara.  

Buga ruwa mai hakoma a kalla 2 hayaki kafin jan ciki, tabbatar da tsabtatawa na shekara (tabbatar da ciyawar gado mai kyau).  

 6. Bayyana da MitaGatigate "Bit Rashin Tsarin"  

Batun: A cikin samarwa da Sirtle tare da> 40% abubuwan da aka gindin ciki, pdc tags na iya "skate" (Juyawa ba tare da shiga ba).  

40% abubuwan da aka gindin ciki, pdc tags na iya "skate" (Juyawa ba tare da shiga ba).  

Magani:  Canja zuwa rashin sarriPdc ragowa

(E.G., Ax-dimbin yawa ko conical cutari) don mafi kyawun tsarin tsari.  

Allurar siliki da ruwa tushen hakoma ta ɗan lokaci don rufe kusurwatattun abubuwa na ɗan lokaci da inganta cuttings cire.  

 Idan Skating ya ci gaba da> minti 30, cire da maye gurbin tare da roller mazugi ko kuma ba shi da ciki.  

minti 30, cire da maye gurbin tare da roller mazugi ko kuma ba shi da ciki.  

7. Bi tsari mai kyau don hana lalacewa na inji  

Batu: karo da casing ko ganuwar ruwan wellbore na iya haifar da lu'u-lu'u.  °Magani:  

Iyakance saurin gudu zuwa

10

/ 30m.  – Yi amfani da Kuskuren Bit (E.G., Corf Corors) yayin safarar kaya da ajiya.  Kewaya na minti 10 kafin ya kai ƙasa don cire yawan cuttings.  

Kayan aikin bit

Babban abokin rayuwar ku na rayuwa

Pdc ragowa

 Abun hawanku yana farawa da tallafin kimiyya! Ba wai kawai ba mu samar da babban aikin PDC amma kuma suna ba da kayan aikin fasaha na kyauta:

 1. Jagora na sirri na hankali: ya ƙunshi matrices na matrices na 7 na aiki, yana ba ku kulle a cikin sigogi masu kyau a cikin 30 seconds.

 2. Library anti-Labaran Labaran Kariya:

Fasahar Anti-Sludging don Nano-mai rufi ragowa