IDC Tricone Bit Tsarin Lambobin Rabewa

IDC Tricone Bit Tsarin Lambobin Rabewa

Ana amfani da taswirar rarraba mazugi na IDC na nadi don zaɓar mafi kyawun bit don takamaiman aikace-aikacen. Waɗannan ginshiƙi sun ƙunshi raƙuman raƙuman ruwa da ake samu daga manyan masana'antun ragi guda huɗu. An rarraba ragowa bisa ga lambar Ƙungiyar Ƙwararrun Ƙwararru ta Duniya (IADC). Matsayin kowane bit a cikin ginshiƙi an bayyana shi ta lambobi uku da harafi ɗaya. Jerin haruffan lambobi yana bayyana "Jerin, Nau'i da Features" na bit. Ƙarin halin yana bayyana ƙarin fasalulluka ƙira.

Bayani: CODE CODE

Lambobin Farko:

1, 2 and 3 designate Steel Tooth Bits, with 1 for soft, 2 for medium and 3 for hard formations.

4, 5, 6, 7 and 8 designate Tungsten Carbide Insert Bits for varying formation hardness with 4 being the softest and 8 the hardest.

Lambobi na biyu:

1, 2, 3 and 4 help further breakdown the formation with1 being the softest and 4 the hardest.Lambobi na uku:

Wannan lambar za ta rarraba bit bisa ga nau'in nau'in nau'i / nau'in hatimi da kariya ta musamman na ma'auni kamar haka:

1.Standard bude hali abin nadi bit

2.Standard bude bearing bit for iska hakowa kawai

3.Standard bude bearing bit tare da ma'auni kariya wanda aka bayyana a matsayin

abubuwan shigar da carbide a cikin diddige mazugi.

4.Roller shãfe haske hali bit

5.Roller shãfe haske hali bit tare da carbide abun da ake sakawa a cikin diddige na mazugi.

6.Journal like bearing bearing bit

7.Journal shãfe haske hali bit tare da carbide abun da ake sakawa a cikin diddige na mazugi.

Lambobin Hudu/Ƙarin Harafi:

Ana amfani da lambobin haruffa masu zuwa a matsayi na huɗu don nuna ƙarin fasali:

A -- Aikace-aikacen iska

B -- Hatimin Hatimi na Musamman

C -- Cibiyar Jet

D -- Kula da karkacewa

E -- Ƙwayoyin Jiragen Ruwa

G -- Kariyar ma'auni

H -- Aikace-aikace a kwance

J -- Jet Deflection

L -- Tufafi

M -- Aikace-aikacen Motoci

R -- Ƙarfafa welds

S -- Daidaitaccen Haƙori Bit

T -- Biyu Mazugi Biyu

W -- Ingantaccen Tsarin Yanke

X -- Saka Chisel

Y -- Saka Conical

Z -- Sauran sa siffar

Sharuɗɗan "laushi" "matsakaici" da "tauri" samuwar suna da faɗin rabe-rabe na yanayin yanayin da ake shiga. Gabaɗaya, ana iya siffanta nau'ikan dutsen da ke cikin kowane rukuni kamar haka:

Samfura masu laushi sune yumbu da yashi marasa ƙarfi.

Ana iya hako waɗannan tare da ƙananan WOB (tsakanin 3000-5000 lbs / a cikin diamita na bit) da babban RPM (125-250 RPM).

Yakamata a yi amfani da manyan magudanan ruwa don tsaftace ramin yadda ya kamata tunda ana sa ran ROP ya yi girma.

Yawan kwararar ruwa mai yawa na iya haifar da wanke-wanke (duba wankin bututun rawar soja). Ana ba da shawarar yawan gudu na 500-800 gpm.

Kamar kowane nau'in nau'in bit, ƙwarewar gida tana taka rawa sosai wajen yanke shawarar sigogin aiki.

Ƙirar matsakaici na iya haɗawa da shales, gypsum, shaley lemun tsami, yashi da siltstone. 

Gabaɗaya ƙananan WOB ya isa (3000-6000 lbs / in na diamita bit).

Ana iya amfani da saurin jujjuyawa mai tsayi a cikin shales amma alli yana buƙatar ƙimar hankali (100-150 RPM).

Hakanan ana iya hako dutsen yashi mai laushi a cikin waɗannan sigogi.

Bugu da ƙari, ana ba da shawarar ƙimar yawan kwarara don tsaftace rami

Ƙirar ƙaƙƙarfan tsari na iya haɗawa da dutsen farar ƙasa, anhydrite, dutsen yashi mai ƙarfi tare da raƙuman quartic da dolomite.

Waɗannan duwatsu ne masu ƙarfi masu ƙarfi kuma suna ɗauke da abu mai ɓarna.

Ana iya buƙatar babban WOB (misali tsakanin 6000-10000 lbs/a na diamita bit.

Gabaɗaya ana amfani da saurin juyawa a hankali (40-100 RPM) don taimakawa aikin niƙa/murkushewa.

Mafi wuya yadudduka na quartzite ko chert sun fi hakowa tare da saka ko lu'u-lu'u ta amfani da RPM mafi girma da ƙasa da WOB. Yawan tafiye-tafiye gabaɗaya ba su da mahimmanci a irin waɗannan sifofin.