地熱打井供暖地質(zhì)鉆鉆探技術(shù)規(guī)程

1、第1頁共83頁地熱打井供暖地質(zhì)鉆探技術(shù)規(guī)程第3頁共83頁11.1地熱井取心鉆進................................................................1911.2地熱井取心方法選擇............................................................1911.3單回次取心鉆進.............................

2、...................................2012擴孔鉆進..........................................................................2112.1合金鉆頭擴孔鉆進..............................................................2112.2牙輪鉆頭擴孔鉆進.............

3、.................................................2112.3潛孔錘擴孔鉆進................................................................2113地熱井鉆進特殊操作要求............................................................2113.1防斜操作要求.......

4、...........................................................2113.2劃眼作業(yè)要求..................................................................2213.3錄井作業(yè)要求..................................................................2213.

5、4井控要求......................................................................2313.5鉆遇特殊地層操作要求..........................................................2313.6預防井噴操作要求.........................................................

6、.....2313.7防止井漏操作要求..............................................................2313.8高溫鉆井操作要求..............................................................2414定向井鉆進......................................................

7、..................2414.1定向井應用范圍................................................................2414.2定向井井身軌道的確定..........................................................2414.3定向井施工........................................

8、............................2514.4定向鉆井施工安全措施..........................................................2915沖洗介質(zhì)..........................................................................2915.1沖洗介質(zhì)類型與適用性....................

9、......................................2915.2鉆井液配制....................................................................3115.3鉆井液管理與維護..............................................................3215.4鉆孔護壁與堵漏..............

10、..................................................3316成井工藝..........................................................................3416.1物探測井......................................................................3416.2劃眼

11、..........................................................................3516.3破壁..........................................................................3516.4沖孔換漿......................................................

12、................3516.5下管..........................................................................3516.6填礫與止水....................................................................3616.7固井...................................

13、.......................................3616.8洗井..........................................................................3616.9抽水試驗......................................................................3717壓裂增水...........

14、...............................................................3717.1壓裂增水適用條件..............................................................3717.2壓裂增水設(shè)備及機具............................................................3717.3