1.壓(ya)(ya)氣(qi)洗井轉盤式(shi)鉆(zhan)機(ji)。在轉盤回轉式(shi)鉆(zhan)機(ji)上用(yong)(yong)空(kong)氣(qi)壓(ya)(ya)縮機(ji)代替(ti)泥(ni)漿(jiang)(jiang)泵(beng),用(yong)(yong)壓(ya)(ya)縮空(kong)氣(qi)代替(ti)泥(ni)漿(jiang)(jiang)洗井。通常采用(yong)(yong)反(fan)循環方式(shi),又稱氣(qi)舉反(fan)循環。適用(yong)(yong)于井深較大和缺(que)水的干旱地區(qu)及寒帶(dai)凍(dong)土層。
2.液壓動力(li)頭(tou)式鉆(zhan)機。由液壓馬達(da)通過(guo)減速器驅動,并以(yi)沿塔架上(shang)下移(yi)動的動力(li)頭(tou)代(dai)替轉盤式鉆(zhan)機上(shang)的轉盤和水龍頭(tou),打(da)井驅動鉆(zhan)桿(gan)和鉆(zhan)頭(tou)旋轉切(qie)削巖層。
3.鍋(guo)(guo)(guo)錐。利用其(qi)鍋(guo)(guo)(guo)錐形(xing)鉆具(ju)旋轉切(qie)(qie)削土(tu)層(ceng)(ceng)。根據鉆具(ju)的大小分別稱大鍋(guo)(guo)(guo)錐和小鍋(guo)(guo)(guo)錐,可(ke)由(you)人力(li)或動力(li)驅(qu)動。切(qie)(qie)下的土(tu)屑(xie)落(luo)到鍋(guo)(guo)(guo)內,提升(sheng)到地面卸出。其(qi)結構簡單,功(gong)效低,適(shi)宜于一般(ban)土(tu)層(ceng)(ceng)或砂卵石土(tu)層(ceng)(ceng)。
4.潛孔振(zhen)(zhen)動(dong)(dong)(dong)(dong)回(hui)轉(zhuan)式鉆(zhan)(zhan)(zhan)機(ji)。以振(zhen)(zhen)動(dong)(dong)(dong)(dong)和回(hui)轉(zhuan)運(yun)(yun)動(dong)(dong)(dong)(dong)相結(jie)合的(de)方式鉆(zhan)(zhan)(zhan)進巖層。鉆(zhan)(zhan)(zhan)具由鉆(zhan)(zhan)(zhan)頭、振(zhen)(zhen)動(dong)(dong)(dong)(dong)器(qi)、消振(zhen)(zhen)器(qi)和導(dao)向筒等(deng)組成。打井(jing)振(zhen)(zhen)動(dong)(dong)(dong)(dong)器(qi)產生的(de)激振(zhen)(zhen)力使整個鉆(zhan)(zhan)(zhan)具作錐擺(bai)運(yun)(yun)動(dong)(dong)(dong)(dong)以破碎(sui)巖層。采用(yong)壓(ya)縮空氣反循(xun)環(huan)方式洗井(jing),使巖屑(xie)通(tong)過導(dao)管和鉆(zhan)(zhan)(zhan)桿內腔(qiang)排出(chu)井(jing)外(wai)。
平衡(heng)壓力(li)(li)打(da)井(jing)(jing):在打(da)井(jing)(jing)過程中,一(yi)直(zhi)維護井(jing)(jing)眼壓力(li)(li)等(deng)于地層壓力(li)(li)的一(yi)種打(da)井(jing)(jing)辦(ban)法叫平衡(heng)壓力(li)(li)打(da)井(jing)(jing)。
噴(pen)(pen)射打井(jing)(jing):噴(pen)(pen)射打井(jing)(jing)是運用打井(jing)(jing)液經過噴(pen)(pen)射式鉆頭噴(pen)(pen)嘴時,所發生的高速射流的水力效果(guo),進步機械鉆速的一種打井(jing)(jing)辦法。
固井(jing):即是向井(jing)內下入(ru)必定(ding)尺度的套(tao)管串,并在其周圍寫入(ru)水泥(ni)漿,把套(tao)管固定(ding)的井(jing)壁上,防止(zhi)井(jing)壁崩(beng)塌(ta)。其意圖(tu)是:封(feng)隔疏松、易(yi)塌(ta)、易(yi)漏等(deng)雜亂地層;封(feng)隔油(you)、氣(qi)(qi)、水層,防止(zhi)相互(hu)竄漏;設備井(jing)口,操(cao)控油(you)氣(qi)(qi)流,以利鉆進(jin)或出產油(you)氣(qi)(qi)。
鉆桿地層測(ce)驗:
鉆(zhan)桿地(di)層測驗(yan)(yan)是運(yun)用(yong)鉆(zhan)桿或油管把帶封隔器(qi)的地(di)層測驗(yan)(yan)器(qi)下入(ru)井(jing)(jing)(jing)中(zhong)(zhong)進(jin)(jin)行試油的一種先進(jin)(jin)技術。它既能(neng)夠在(zai)已下入(ru)套管的井(jing)(jing)(jing)中(zhong)(zhong)進(jin)(jin)行測驗(yan)(yan),也可在(zai)未(wei)下入(ru)套管的裸眼井(jing)(jing)(jing)中(zhong)(zhong)進(jin)(jin)行測驗(yan)(yan);既可在(zai)打井(jing)(jing)(jing)完成后進(jin)(jin)行測驗(yan)(yan),又(you)可在(zai)打井(jing)(jing)(jing)半途進(jin)(jin)行測驗(yan)(yan)。