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准噶尔盆地煤层气储层保护及钻完井技术研究

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准噶尔盆地 煤层气 保护 钻完井 技术研究
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第 7卷第 1期2011年 3月 G N o. 1M 2011ÓcI|: 1673677( 2011) 0156- 06là°ù: 2010- 10- 14¿°ù: 2011- 02- 20T€eº: 陈亮( 1983, 女,工程师, 主要从事钻井工艺技术研究及钻井设计工作b¼:©¹¿ª%ª¹#G›Ý/Œùî陈1;刘志良1;穆总结1;陈1;胡新兴1;陈2( :针对准噶尔盆地煤储层特性开展了储层保护及钻井液评价实验,欠平衡钻井方式选择评价分析,多分支井身结构实施方案及工序,以及现有煤层气取心工具的改进等初探研究选充气欠平衡钻井方式以及多分支水平井主化煤层气取心工具,以此为新疆准噶尔盆地煤层气的有效开采提供工程技术的借鉴oM:准噶尔煤储层;储层保护;欠平衡钻井;多分支水平井;取心工具ÏmsË|: DSM’: ¼:©¹µ~¶¥¿ª'÷,Œ"-¿ª¥GÝa›Ýa7?©Zë()¿„¨bëÂN~¶¥'÷,1o^V%ª'+˜[#7+ÄÆmì>7?¥$؂[#™î¥*¥7?/Œb¿%ª¥A÷+Ä^€¥×Äuv„IŒ©¹„3Ýö+F¥¿‡(Ý'452~ 464m )„оÝ#Í¥-ùEMÌö+F¥¿v(M’¿„3Ýö+F»Bª¿ª)¹ùî`,É›¿ª%ªùËŸßNL卷第 1期等:准噶尔盆地煤层气储层保护及钻完井技术研究Suvö+F¿%ªcµ¥Tr€þbÂU,L²TVü:Tr€þ¥£Äa³nasÛ+ŸMÈ?éûÏTr€þ%ª/î¥]•Y1lb¿%ª¥ÎùŸa£ùŸa÷ùŸ( Ð,Œµ£4a9T4[# 4)7ZGÝAê™ßNLb†s]L”ÂU:sGÝAê™]L²T½|¥Z¿"I|ê™-1i 10- 3Ꙫ1i 10- 3K 0( % )1 4%°r}02782 0. 124 0. 043 34. 682b£00167 0. 368 0. 274 74. 463b£+ 0. 3% 0170 0. 162 0. 087 53. 704b£+ 0. 3% 00184 1. 070 0. 496 46. 365b£+ 0. 3% 67 02784 0. 482 0. 287 59. 546b£+ 0. 6% 2780 0. 292 0. 171 58. 567b£+ 0. 3% 67+ 0. 6% 0181 0. 306 0. 197 64. 348b£+ 0. 3% 67+ 0. 6% 0183 1. 350 0. 292 21. 669b£+ 4% KC l 00174 0. 430 0. 270 62. 7910b£+ 0. 3% 1% 0. 6% 2% Q 1 + 2% W + 2%K 100172 0. 179 0. 109 60. 8957F²?–2011²TAU[/?p:¿ª¥d(ÉŸ“a€GÎÚa¹ªå]l©ª]b¨GÝAGÝ,'P¹ª@8ÉÆÝ,GÝAGݯV?ý†É›,‚s¹ªv£¥•Ybô¶"¿ª¥%ª˜Ÿ'0¥+Ä,¼:©¹¿%ª˜'600~ 1200m­W,ë5µZTe†,‚•YÝ&²!9,í³+y!!„ý¥ªÄ,wi°Ýϐ¨ë5ZT1 †ab¿Õ£Ðc£u×9aR¨bGÝ/Œ©¼:©¹¿ªs¦£ÜÝ/Œs¦£ÜÝ¿ª7?Ï,LÉ^B["GÝa›Ýa9Á¹B8¥/Œb9v³o#ëaY÷³Ø„‰a9FµróS¶a4Ú¿ª@?ïah¿ª]a4Ú†ÝÁZëµüAª]b"-Œ¿ª¥¨a1iqac£©‚]Hq[#7ZT,S=µÐ€7Zs¦Ýa‹ŸùîbN,¿¼:©¹"Suv®1a®â¿ªûaR¨s¦£ÜÝZT71¼:©¹¿ªs¦ÝÝ&²¥ªÄ!9¿ªs¦ÝÝ&²¥ªÄ!9In1“[/+Zë:¹hlT¨¿¿ª¥Aøâï,h¿ª¥],V[In¿ª¨ljÝGÝb¹]¸%ÝH|¿ªâ,ÁªÃGÉVñÏ¥ÝCï,£ÜÝ/Œ*5/ž¿ª­;V†¥˜In,°Ý¥*5A¶|¿ª†v£¥ªÊb¹óÑÝݸ/óÑ,°Ýg='[‚£7/†c£ª¹'ð5,‹ª5In9vg='b8î,¼:©¹¿ª£Üs¦ÝYȐ¨¥Ý&²ÂU:图 8层气多分支水平井钻井井身结构示意图(以和什托洛盖盆地煤层实施多分支井为例)5ª*5 + 8Œ*5(/À/|²)) + 52. 4£ÜÝ(Š›Ý) + 4mms¦£ÜÝ(Š›Ý)bóÑÝ¥Ý&²Bî¹:5ª*5 + 8Œ*5(¿ªä) +Š(“g)2s¦£ÜÝE¡eÅý\£ÜöÝEeÅ^s¦£ÜÝÝEeÅ¥×ÄbBî£Üöݐ¨•„ÆF²?–2011M+ hE¹É_GF†GÉ,µæ¿û¿ªÝC×çb®¿¿ª/†¿81†¿8‹ïv,¿ªi"Ý×çŸÛ¿ªÝ'9F7†®¥t],¹L¿s¦Ý§G„Ý/½†,öÝ‹eÅ¿ª†›b¿ª£ÜöÝ„s¦Ý(¹Š›Ý,i‚1p›Gªö£ÜÝA¶1!×Æ?ïbyN,s¦Ý¥§GZTV[¨Çb§G,ðÝ‚³1)Øbs¦ÝGݨ½Bî^®ö£ÜÝÁªíZ_ïñGîbö1ý\„çÂ/:( 1)樹ɝ_GF†Gö£ÜÝ;( 2)G,/Ɲ_GF†,§G»Bñs¦Ý;( 3)G›»Bñs¦Ýª,sÖÌ,4GhÀ/Bñ§GÄ,§G»=s¦Ý;( 4)¨M]¥ZEGQGòs¦Ý3s¦£ÜÝGÝ#¥ðý\ÝõY/Œ^¿ªs¦£ÜÝ‚/Œ­B,õY'ñ½¹(ÂU):°Ý(†Ý)Ï/ÆB¤lN,Gh)¤Bñ;¿É„ðSÿûz;¿°åv,lqÚ;|î'®bô¿ª|¥1p#CÆ¥L=‹¨fƒ,CW¸5ÉSE¿ª|v†s¨7ì|ý,7ìT¿ª|ýáS9¤žru·T£Vʨ%ª]l¥†þ„ls0†þ†>£4;ô¿ª¥8cTrfƒ,V[FÆBç]Å4;%ª‚i÷ùfƒ/,Vʨí÷]Å4bGÝVñÏ,†ØGÝ[#ýñ/Œn@^×ç¿ûÝC×ç¥1ob( 3)ô¼:©¹„IŒ©¹¥'s,¹¡@%ª4Ü™/Œ¥L@„ÝC×祳1,V¨4Ü™ZT,Õ£Ðc£¨bGÝZTb( 4)ô¼:©¹®1a®â¿%ª+Ÿ,¼:©¹¥¿ª7?ÏR|s¦£ÜÝZT,GBóÑ°ÝT¹†Ý,i¹s¦Ý£ÜL@4Ü™4Hqb¿®âa®1 ¹×票¿ª,¨s¦£ÜÝÐóÑÝ¥7ÝõY/Œ^1ob¥H«aH.Ë„ÍGhçÊ¥"d'V[LCNÿ?b( 5)¿ª|¨7ì|ZT,YVªÊaR¥|Gh#†Ø¥|•”LC¿ª|¥y®„Úr;YV¿É7ì|ý³%È?7ì|ýϐ5çÊ^>r[#Q¯|VñÏ®¿b±Ù5^/Ù5b•IÓD:[ 1];Ÿ,±¾,Ú«Ÿ.‹ïùË#Aí¿ª%ª]ñLùî. [ J] .?–ý, 2002, ( 8) : 61- 62.[ 3]ÙX±,Ù/,¦mö,D§.È ˜s¦£ÜÝGÝ/Œ7?¿ª/Œ4Äs#/Œ¦. [ J] .Gý\, 2006, ( 2): 1- 4.[ 4]Û 3,¦,,¢j.¿ª7ì|/ŒùîЋ¨.[ J].Gý\, 2001, ( 3): 80- o N o. 1M 2011X in G M e l;l W h R w F R , 2011, 7(1): 34~ 38C as a e u o il to o f th is is o il p l co e, le m of co en,t so on ld in v ex s a d in C A C , 2011, 7(1): 39~45to l o f N eg o f so is is e is in wh a of d em a in w e ll 996 , m of u of in e w u to u h im of a h Th is n 4w e ll 8mm l en ob e. It ly in n 4 0 w e ll go t u en t N , 2011, 7(1): 46~ 51of s of in of in in th is o f in th is o f e of in is ou,t m of en t of n o f th is A t t th is in e in ld m o f n dr F N H 30000; /2010, 6(4): 52~ 55In tw o w be by in o r h co It is la of l c H C N R o N o. 1M 2011X in G N 834000; /2011, 7(1): 56~ 61to w e ir m ud ba m m e im e d id e wo rk on l- co to of ir w e m im e h l dr mu w e l;l R Wu of 100083; /2011, 7(1): 62~ 65C ir as a of al ir ir w l er to th is of is a on n w e i ta a be o an as an w t of o f w t of p F 6300/2011, 7(1): 66~ 67in of o il e of w to an le w w of so ex w o f w e at ax is by p l o f of is to m l w e of by in a o f o il o f a a e N 10500; / /2011, 7(Q): 68~ 71A t al by in is a m m In o f in as a l rd to m l m of w w of id l ca by m l w l m in o f co on o f g l t ll By p le m is o i;l a l recov
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