钻井现场施工指令.ppt

game plan 现场施工指令,game plan,主 要 内 容,一、 概述 二、 开钻前验收 三、 一开作业 四、 二开作业 五、 三开作业 六、 四开作业 七、 五开作业 八、 完井作业,一、概 述,施工井类型：水井、采油井、取心井、修井、探井 施工流程：开钻前准备、各开次钻井、完井,沙特钻井特点： 以日费形式结算 甲方安排住井监督 甲方全权负责生产,派工单指生产管理人员向生产人员派发生产指令之单据,game plan,主 要 内 容,一、 概述 二、 开钻前验收 三、 一开作业 四、 二开作业 五、 三开作业 六、 四开作业 七、 五开作业 八、 完井作业,二、开钻前准备,验收单 开钻准备 开钻前安全会,二、开钻前准备,验收单：,设备的安装 安全设施的安装 报警器系统的安装 钻井液的准备 钻具的准备,二、开钻前准备,开钻准备：,校井架 地面管线试压 测试振动筛 测试套管扶正台,二、开钻前准备,开钻前安全会：,introduce the well job safety analysis conduct: h2s drill bop drill fire drill,game plan,主 要 内 容,一、 概述 二、 开钻前验收 三、 一开作业 四、 二开作业 五、 三开作业 六、 四开作业 七、 五开作业 八、 完井作业,三、一开作业,包 括：,钻头 钻具组合 钻井参数 技术交底 下套管前准备 下套管和固井,三、一开作业,技术措施：,when spud-in, drill with low parameters use spud mud while drilling 22“ hole increase flow rate as required to clean hole after reach 60 csg pt do not pull bit out of cellar work pipe carefully to avoid hole collapse,三、一开作业,下套管和固井：,run 18-5/8”csg halliburton r/u cement lines, water lines ensure cellar pumps working properly all times during cementing if cement returns at cellar, stop pumping cement displace cement slurry with water. clean cellar from cement in case there is no cmt returns will perform top cement job,game plan,主 要 内 容,一、 概述 二、 开钻前验收 三、 一开作业 四、 二开作业 五、 三开作业 六、 四开作业 七、 五开作业 八、 完井作业,四、二开作业,钻具组合：（三扶正器刚性满眼钻具组合）,16“ bit(noz: 4x18)+16“ nbrr (with float + totco ring)+12“ shock sub+ 16“ strr+1 x 9.5 “ dc +16“ strr+2 x 9.5“ dc +x/over+9 x 8-1/4 “dcs+8“ jar +2 x 8-1/4“ dcs+x/over +15 x 5“ hwdp+dp to surface,四、二开作业,技术措施：,rih & tag top cement (estd 50) hydro test“ 18-5/8“ casing w /wa ter. observe 5 minutes continue drill 16“ hole with “spud mud“ increase to optimum drilling parameters pump hivis every stand 2time (30 bbls) ream every stand 2 time wiper trip to shoe,run back to bottom, ream and wipe any tight zone sweep hole with 100 bbls of hivis & chc- spot 300 bbls hivis on bottom before pooh,四、二开作业,running casing ：,r/u casing handling equipment for 13-3/8“ casing string hold pjsm and discuss casing running procedure & hazards rih with casing string tack-weld the first 5 connections of casing fill up every 5 joints of casing run casing to bottom, circulate 1.25 x casing capacity w/rig pumps 900 gpm,四、二开作业,cementing ：,hold pjsm with crew while circulating hole clean rig up cementing lines flush lines to rig floor with 30 bbls of water ensure cement and rig lines are connected such that pumping & switching over without knocking off lines is achieved. pressure-test lines to 2500 psi cement as per cement program,四、二开作业,nipple up bop ：,after cement, laying down cement head and lines centre the wellhead using landing joint and weld between landing base and 18-5/8” casing head n/up 13-5/8“ bop stack and test stack as per aramco standard - low (300 psi) /high (3000 psi) tests ensure that the valve handles are pointing towards the north before tightening,四、二开作业,test bop ：,connect tds and 5“ drill pipe with 13-3/8“ test plug set 13-3/8“ test plug landing base (make sure no leaking) fill in pipe anuular w/water close 5“ bop upper pipe ram and ibop of tds test upper pipe ram as per aramco standard,test upper pipe ram or hydril,四、二开作业,test bop ：,m/u 5“ drill pipe and 13-3/8“ test plug rih and set 13-3/8“ test plug l/base (make sure no leaking) break out 5“ drill pipe from 13-3/8“ test plug pull out of 5“ dp fill in hole w/water close blind or shear ram test blind or shear ram as per aramco standard,test blind or shear ram,四、二开作业,test bop ：,connect tds and 5“ drill pipe with 13-3/8“ test cup rih inside 13-3/8 “ casing with test cup fill in hole w/water close 5“ bop lower pipe ram and ibop of tds test lower pipe ram as per aramco standard,test lower pipe ram,game plan,主 要 内 容,一、 概述 二、 开钻前验收 三、 一开作业 四、 二开作业 五、 三开作业 六、 四开作业 七、 五开作业 八、 完井作业,五、三开作业,prepare work ：,l/ down 9-1/2“ dc from the derrick drift all tools and dc and dp with appropriate drift size p/u stand on derrick m/u bha as follow: 12-1/4“ bit +12-1/4“ nbrr+1 x 8-1/2“ dc+12-1/4“ strr+8x8- 1/2“ dc+8-1/2“ jar+2 x 8-1/2“ dc+x/o+15 x 5“ hwdp,五、三开作业,rih ：,rih to 1100. wash down gently from 1100 and tag toc or float collar +/1122. record toc depth in iadc report pick up 5 - 10 feet above plug. test casing with water to 1500 psi drill out cement, plug, float collar and cement inside shoe-track to 1195 (10 above shoe) circulate hole to clean water. test casing string (above shoe) to 1500 psi displace hole to 58 pcf diesel-emulsion mud drill out remaining cement and clear pocket to 1210,五、三开作业,drill 12-1/4“ vertical hole from 1210 to +/-3225 ：,while drilling wasia & shuiba formation, add mica fine, medium or coarse to the 58 pcf mud in the tank sweep hole with 40 bbls hivis every 90 drilled drill hole as fast as possible - with wob: 40-50k lbs do not pump water into this well from start to finish ream every tight spot properly make connection as fast as possible,五、三开作业,drilling to csg point ：,at +/- 3225, circulate bottoms up with 150 bbls of hivis pill pooh to shoe (1205) & rih back to bottom (wiper-trip) circulate hole clean with 100 bbls hivis pill 800 gpm check shaker screen to ensure hole is clean spot lubricated hivis pill to cover open hole displace same with 19 bbls of mud drop totco survey pooh to surface,五、三开作业,run casing ：,change rams & test as per aramco standard r/u 9-5/8“ casing equipment: casing power tong, casing slips, bushing, circulating head, elevator hpjsm p/u shoe& float collar (tack weld) & test with water run 9-5/8“ casing as per “casing list“. baker lock first 4 joints call halliburton man & fmn when pick up dv fill up casing every joint for first 5 joints with 58 pcf mud use tds. then fill every 15 jts (+/- 45 bbl) rih to setting depth. make up cementing head circulate 3 x bottoms up with 58 pcf mud check cuttings at shakers,五、三开作业,cementing: first stage,hpjsm halliburton pump 10 bbl water. pressure test lines to 2500 psi rig pump spacers as per program mix and pump lead and tail slurry for the first stage as per program drop wiper plug and howco pump 10 bbls water and continue displace with rig pump watch for pressure and bump plug to 1200 psi,五、三开作业,cementing: second stage,drop opening plug & load closing plug, open dv ports continue to circulate with water until bottom up w/rig pump continue to pump until cement clear in annulus call howco cementer to load the closing plug n/d bop & install fmc casing hanger hpjsm, 2nd stage cementing as per program release plug. howco will displace 10 bbl water and then continue displacement to close dv tool rig down halliburton cement head cut 9-5/8“ casing,五、三开作业,固井示意图,五、三开作业,nipple up bop and test :,nipple down flow line, bell nipple & bop install pwi x-tree and test as per s/a requirement n/u 13-5/8“ 5m bop and test bop and related equipment as per s/a requirement,game plan,主 要 内 容,一、 概述 二、 开钻前验收 三、 一开作业 四、 二开作业 五、 三开作业 六、 四开作业 七、 五开作业 八、 完井作业,六、四开作业,clean & drill to ko point ：,p/up & rih w/ 8-1/2“ bit with bha as follows: 8-1/2“bit+8-1/2“ nbrr+1 x 6 1/2“ dc+8-1/2“ strr+2 x 6 1/2“ dc+x/o+6 x 5“ hwdp+jars+ 9 x 5“ hwdp cont rih to top of dv，d/o cmt & dv w/ wtr test dv to 2000 psi w/ wtr continue rih to f/c drilling float equipt drill out cmt, baffle plate & fc & cmt pt csg to 2000 psi w/water cont drill out cmt & fs to 3568 w/ wtrdrill 8-1/2“ hole to ko point depth drop gyro survey and pooh,六、四开作业,directional drilling ：,pick up 8-1/2“ pdc bit & sperry sun tools test tools & rih directional drilling 8-1/2“ hole with water to 7 casing point in arab-d reservoir check for flow have enough volume of mud 64 pcf prior to drilling arab-c reservoir if any indication of h2s or oil/gas to surface hole will be displaced to 64 pcf mud,六、四开作业,drilling to 7” liner point ：,at liner setting depth, the water will be displaced by fresh mud pump 50 bbl hv marker and circ hole clean spot 100 bbl hv-pill on bottom flow check & wiper trip to 9 5/8“ shoe back ream out of hole (if hole tight) report for any tight spot & ream tight sopts when back on bottom pump 50 bbl hv marker pill again and circula the hole clean spot 250 bbl of treated hvp on bottom, slug pooh, l/d jars, sps tools & bit,六、四开作业,run liner ：,change top pipe rams with 7“ rams and test bope rig up liner tools hpjsm pick up and rih with 7“ liner as per casing tally float shoe & collar will be tacked welded test float shoe & float collar with water at v-door bake lock first 4 joints fill every joint for first 10 jts, then every 10 joints with 64 pcf mud using tds when 7“ casing reach 9-5/8“ shoe, p/u circulating head circulation bottoms up +/- 110 bbls w/64 pcf mud,六、四开作业,run liner ：,continue run liner make up 7“ baker liner hanger assembly and circulate liner capacity (+ i/- 220 bbl) with mud and record liner weight (slack off/pick up) continue rih 7“ liner on 5“ hwdp/dp-pup (+/- 1.5 minutes per std) drift each stand hwdp/dp w/2.5“ drift tag bottom with cement manifold made up reciprocate liner while circulating liner and drill pipe capacity with 64 pcf mud,六、四开作业,set liner hanger ：,pick up one feet off bottom set liner hanger record liner weight, pick up and slack off weight before setting release liner running tool & p/u for cementing,六、四开作业,cementing ：,hpjsm rig pump in order pump flush and spacer switch line to halliburton unit, test lines to 2500 psi halliburton start cement 7“ liner as per program lead slurry 504 sx (151.6 bbl) x 101 pcf tail slurry 560 sx (114.7 bbl) x 118 pcf after halliburton completed displacement, set liner top packer flow check well, monitor flow pooh and lay down 5“ hwdp/5“ dp and l/d setting tools,六、四开作业,尾管固井示意图,game plan,主 要 内 容,一、 概述 二、 开钻前验收 三、 一开作业 四、 二开作业 五、 三开作业 六、 四开作业 七、 五开作业 八、 完井作业,七、五开作业,prepare work ：,l/d 5” dp&hwdp from derrick close shear/blind rams & ball valve. change top & bottom pipe rams to 4“ rams. pressure test pipe rams to 2500 psi change tds saver sub to 4.00“ xt-39 connection r/up 4.00“ drill pipe handling tools p/up 6-1/8“ clean out bha as follows: bit+nbrr(float valve)+3 x 4“ hwdps+strr+48 x 4“ hwdps,drift all bha components, drill pipes-including hwdps,七、五开作业,clean out 6-1/8” hole ：,continue rih with clean-out assy wash/ream down & up from 830 - 900 and clean tol 856 close bop pressure-test liner lap to 2000 psi continue rih from 830 - 6500 - filling w/water as rih drill out collars and cement below to 6714 (10 above shoe) drilling out cement pressure-test casing to 2000 psi drill f/s and rat hole, continue drill 5 new formation check well for flow pooh for 6-1/8“ directional assy,七、五开作业,directional drilling 6-1/8” hole ：,m/up directional bha test sperry sun tools rih full with water every 20 stands sl