Simenti Casing roba Plug fun oilfield
Apejuwe:
Pulọọgi roba kan ni a lo lati ya iyọ simenti kuro ninu awọn omi omi miiran, idinku idoti ati mimu iṣẹ slurry ti a le sọ tẹlẹ. Awọn iru meji ti awọn pilogi simenti ni a lo nigbagbogbo ni iṣẹ ṣiṣe simenti kan. Pulọọgi isalẹ ti ṣe ifilọlẹ siwaju slurry simenti lati dinku ibajẹ nipasẹ awọn omi inu apoti ṣaaju simenti. A diaphragm ninu awọn plug ara ruptures lati gba awọn simenti slurry lati kọja lẹhin ti awọn plug Gigun ibalẹ kola.
Pulọọgi oke ni ara ti o lagbara ti o pese itọkasi rere ti olubasọrọ pẹlu kola ibalẹ ati plug isalẹ nipasẹ ilosoke ninu titẹ fifa.
Awọn pilogi simenti jẹ awọn paati pataki ni iyọrisi ipinya agbegbe, abala pataki ti simenti wellbore. Wọn ṣiṣẹ bi idena laarin slurry simenti ati awọn omi omi daradarabore miiran, nitorinaa idilọwọ idapọmọra ati ibajẹ. Pulọọgi isalẹ, pẹlu ẹya diaphragm rẹ, ṣe idaniloju iyapa omi titi ti slurry simenti de ibi ti a pinnu rẹ. Nigbakanna, plug oke n pese itọkasi ti o gbẹkẹle ti aṣeyọri plug ibalẹ ati simenti placement nipasẹ ohun observable ilosoke ninu fifa soke titẹ. Nikẹhin, lilo awọn pilogi wọnyi ṣe abajade iṣẹ ṣiṣe simenti daradara diẹ sii ati igbẹkẹle, pataki fun iduroṣinṣin daradara ati igbesi aye gigun.
Apejuwe:
| Iwọn, inch | OD, mm | Gigun, mm | Isalẹ Cementing Plug Rubbermembrane ti nwaye titẹ, MPa |
| 114.3mm | 114 | 210 | 1~2 |
| 127mm | 127 | 210 | 1~2 |
| 139.7mm | 140 | 220 | 1~2 |
| 168mm | 168 | 230 | 1~2 |
| 177.8mm | 178 | 230 | 1~2 |
| 244.5mm | 240 | 260 | 1~2 |
| 273mm | 270 | 300 | 1~2 |
| 339.4mm | 340 | 350 | 1~2 |
| 457mm | 473 | 400 | 2 ~3 |
| 508mm | 508 | 400 | 2 ~3 |
