Thepa ea ho phunya Stabilizer Downhole Equipment ea BHA
Setsi sa ho phunya ke sekhechana sa lisebelisoa tsa ho theola sekoti se sebelisoang ka har'a mokoti o ka tlase (BHA) oa khoele ea ho phunya. E tsitsisa BHA ka har'a sekoti molemong oa ho qoba ho kheloha ka boomo, ho thothomela, le ho netefatsa boleng ba lesoba le chekoang.
E entsoe ka 'mele o se nang letho oa cylindrical le mahare a tsitsitseng, ka bobeli a entsoe ka tšepe e matla haholo. Li-blades li ka ba tse otlolohileng kapa tse pota-potiloeng, 'me li na le sefahleho se thata bakeng sa ho hanyetsa ho apara.
Mefuta e mengata ea li-stabilizers tsa ho cheka li sebelisoa sebakeng sa oli kajeno. Le hoja li-stabilizers tse kenyelletsoeng (tse entsoeng ka ho feletseng ka tšepe e le 'ngoe) li atisa ho ba tloaelo, mefuta e meng e ka sebelisoa, e kang:
Replaceable sleeve stabilizer, moo di-blades li teng ka sleeve, e leng ka nako eo screwed 'meleng. Mofuta ona o ka ba oa moruo ha ho se na lisebelisoa tsa ho lokisa haufi le seliba se chekang 'me ho tlameha ho sebelisoa thepa ea moea.
Li-welded blades stabilizer, moo mahare a cheselitsoeng holim'a 'mele. Hangata mofuta ona ha o elelloe ka liliba tsa oli ka lebaka la likotsi tsa ho lahleheloa ke li-blades, empa hangata o sebelisoa ha ho cheka liliba tsa metsi kapa libakeng tsa oli tse theko e tlaase.
Hangata li-stabilizer tse 2 ho isa ho tse 3 li kenngoa ka har'a BHA, ho kenyelletsa le e 'ngoe ka holim'a sekoti sa ho phunya (haufi-bit stabilizer) le e le' ngoe kapa tse peli har'a melala ea ho cheka (li-string stabilizers)
| Sekoti Boholo (ka) | Standard DC boholo (ka hare) | Lerako Ikopanye le (ka) | Lehare Bophara (ka hare) | Ho tšoasa litlhapi Molala Bolelele (ka hare) | Lehare Undergage (in) | Kakaretso bolelele (ka) | Hoo e ka bang Boima (kg) | |
| Khoele | Haufi-nyane | |||||||
| 6" - 6 3/4" | 4 1/2" - 4 3/4" | 16" | 2 3/16" | 28" | -1/32" | 74" | 70" | 160 |
| 7 5/8" - 8 1/2" | 6 1/2" | 16" | 2 3/8" | 28" | -1/32" | 75" | 70" | 340 |
| 9 5/8" - 12 1/4" | 8" | 18" | 3 1/2" | 30" | -1/32" | 83" | 78" | 750 |
| 14 3/4" - 17 1/2" | 9 1/2" | 18" | 4" | 30" | -1/16" | 92" | 87" | 1000 |
| 20"-26" | 9 1/2" | 18" | 4" | 30" | -1/16" | 100" | 95" | 1800 |
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