ENI_Well_Test_Procedures_Manual

المهاجر · #1 2008-04-01, 08:35 PM

ENI_Well_Test_Procedures_Manual

إقتباس:


	INDEX 1. INTRODUCTION ...................................................................... ........................................ 8 1.1 PURPOSE OF THE MANUAL ...................................................................... ........ 8 1.2 IMPLEMENTATION ...................................................................... ........................ 8 1.3 UPDATING, AMENDMENT, CONTROL & DEROGATION................................... 9 1.4 OBJECTIVES............................................................ ............................................ 9 1.5 DRILLING INSTALLATIONS......................................................... ....................... 10 2. TYPES OF PRODUCTION TEST ...................................................................... ............... 11 2.1 DRAWDOWN.............................................................. .......................................... 11 2.2 MULTI-RATE DRAWDOWN.............................................................. ................... 11 2.3 BUILD-UP.................................................................... ......................................... 11 2.4 DELIVERABILITY........................................................ ......................................... 11 2.4.1 FLOW-ON-FLOW.................................................................. ................ 12 2.4.2 ISOCHRONAL ...................................................................... ................ 12 2.4.3 MODIFIED ISOCHRONAL .................................................................... 12 2.4.4 RESERVOIR LIMIT................................................................. .............. 12 2.5 INTERFERENCE ...................................................................... ............................ 13 2.6 INJECTIVITY........................................................... .............................................. 13 3. GENERAL ROLES AND RESPONSIBILITIES...................................................... ........... 14 3.1 RESPONSIBILITIES AND DUTIES................................................................ ....... 14 3.1.1 COMPANY DRILLING AND COMPLETION SUPERVISOR................. 14 3.1.2 COMPANY JUNIOR DRILLING AND COMPLETION SUPERVISOR............................................................ ........................... 15 3.1.3 COMPANY DRILLING ENGINEER....................................................... 15 3.1.4 COMPANY PRODUCTION TEST SUPERVISOR ................................. 15 3.1.5 COMPANY WELL SITE GEOLOGIST .................................................. 15 3.1.6 CONTRACTOR TOOLPUSHER ........................................................... 16 3.1.7 CONTRACT PRODUCTION TEST CHIEF OPERATOR....................... 16 3.1.8 CONTRACTOR DOWNHOLE TOOL OPERATOR ............................... 16 3.1.9 WIRELINE SUPERVISOR............................................................ ......... 16 3.1.10 COMPANY STIMULATION ENGINEER................................................ 16 3.1.11 COMPANY RESERVOIR ENGINEER................................................... 16 3.2 RESPONSIBILITIES AND DUTIES ON SHORT DURATION TESTS ................... 17 3.2.1 COMPANY DRILLING AND COMPLETION SUPERVISOR................. 17 3.2.2 COMPANY JUNIOR DRILLING AND COMPLETION SUPERVISOR............................................................ ........................... 17 3.2.3 COMPANY WELL SITE GEOLOGIST .................................................. 17 3.2.4 CONTRACTOR PERSONNEL............................................................. . 17 4. WELL TESTING PROGRAMME ...................................................................... ................ 18 4.1 CONTENTS.............................................................. ............................................. 18 5. SAFETY BARRIERS.............................................................. .......................................... 19 5.1 WELL TEST FLUID................................................................. .............................. 19 5.2 MECHANICAL BARRIERS - ANNULUS SIDE ..................................................... 20 5.2.1 SSTT ARRANGEMENT ...................................................................... .. 20 5.2.2 SAFETY VALVE ARRANGEMENT....................................................... 22 5.3 MECHANICAL BARRIERS - PRODUCTION SIDE............................................... 23 5.3.1 TESTER VALVE ...................................................................... ............. 23 5.3.2 TUBING RETRIEVABLE SAFETY VALVE (TRSV) OR (SSSV) ........... 24 5.3.3 CASING OVERPRESSURE VALVE ..................................................... 24 6. TEST STRING EQUIPMENT............................................................. ............................... 25 6.1 GENERAL............................................................... .............................................. 25 6.2 COMMON TEST TOOLS DESCRIPTION ............................................................. 30 6.2.1 BEVELLED MULE SHOE ..................................................................... 30 6.2.2 PERFORATED JOINT/PORTED SUB .................................................. 30 6.2.3 GAUGE CASE (BUNDLE CARRIER) ................................................... 30 6.2.4 PIPE TESTER VALVE ...................................................................... .... 30 6.2.5 RETRIEVABLE TEST PACKER ........................................................... 30 6.2.6 CIRCULATING VALVE (BYPASS VALVE) .......................................... 30 6.2.7 SAFETY JOINT................................................................. .................... 31 6.2.8 HYDRAULIC JAR ...................................................................... ........... 31 6.2.9 DOWNHOLE TESTER VALVE ............................................................. 31 6.2.10 SINGLE OPERATION REVERSING SUB............................................. 31 6.2.11 MULTIPLE OPERATION CIRCULATING VALVE ................................ 31 6.2.12 DRILL COLLAR................................................................ .................... 31 6.2.13 SLIP JOINT................................................................. .......................... 32 6.2.14 CROSSOVERS ...................................................................... ............... 32 6.3 HIGH PRESSURE WELLS ...................................................................... ............. 32 6.4 SUB-SEA TEST TOOLS USED ON SEMI-SUBMERSIBLES............................... 32 6.4.1 SUB-SEA TEST TREE.................................................................. ........ 32 6.4.2 FLUTED HANGER................................................................ ................ 33 6.4.3 SLICK JOINT (POLISHED JOINT) ....................................................... 33 6.4.4 SSTT VALVE ASSEMBLY.............................................................. ...... 34 6.4.5 LATCH ASSEMBLY.............................................................. ................ 34 6.4.6 BLEED OFF VALVE AND RETAINER VALVE..................................... 34 6.5 FISHING TOOL.................................................................. ................................... 35 6.6 LUBRICATOR VALVE................................................................. ......................... 35 6.7 TOOLS FOR DYNAMIC POSITIONING RIG......................................................... 36 6.7.1 SHEAR JOINT ...................................................................... ................ 36 6.7.2 ELECTRO-HYDRAULIC CONTROL SYSTEM ..................................... 36 6.7.3 REAL-TIME SURFACE READ-OUT OF SUB SEA PRESSURE AND TEMPERATURE........................................................... ................ 37 7. SURFACE EQUIPMENT ...................................................................... ............................ 38 7.1 TEST PACKAGE ...................................................................... ............................ 38 7.1.1 FLOWHEAD OR SURFACE TEST TREE............................................. 38 7.1.2 FLEXIBLE FLOW LINES AND PIPING................................................. 38 7.1.3 DATA/INJECTION HEADER................................................................ . 39 7.1.4 CHOKE MANIFOLD.............................................................. ................ 39 7.1.5 STEAM GENERATOR AND HEAT EXCHANGER / INDIRECT HEATER................................................................ ................................ 40 7.1.6 SEPARATOR............................................................. ........................... 41 7.1.7 DATA ACQUISITION SYSTEM............................................................. 43 7.1.8 GAUGE/SURGE TANKS ...................................................................... 43 7.1.9 TRANSFER PUMP.................................................................. .............. 44 7.1.10 DIVERTER MANIFOLDS ...................................................................... 44 7.1.11 BURNERS............................................................... .............................. 44 7.1.12 BOOMS................................................................. ................................ 45 7.1.13 GAS TORCHES ...................................................................... .............. 45 7.1.14 STORAGE TANKS FOR LIGHT AND HEAVY OIL............................... 45 7.1.15 TANKER TRUCK CHARGING SYSTEM .............................................. 46 7.2 EMERGENCY SHUT DOWN SYSTEM................................................................ . 50 7.3 ACCESSORY EQUIPMENT............................................................. ..................... 50 7.3.1 CHEMICAL INJECTION PUMP ............................................................ 50 7.3.2 SAND DETECTORS ...................................................................... ....... 50 7.3.3 CROSSOVERS ...................................................................... ............... 51 7.4 RIG EQUIPMENT............................................................. ..................................... 51 7.5 DATA GATHERING INSTRUMENTATION....................................................... .... 51 7.5.1 OFFSHORE LABORATORY AND INSTRUMENT MANIFOLD EQUIPMENT............................................................. ............................ 51 7.5.2 SEPARATOR............................................................. ........................... 52 7.5.3 SURGE OR METERING TANK............................................................. 52 7.5.4 STEAM HEATER ...................................................................... ............ 52 8. BOTTOM HOLE DATA ACQUISITION ...................................................................... ...... 53 8.1 EQUIPMENT DESCRIPTION........................................................... ..................... 53 8.1.1 WIRELINE UNIT.................................................................. .................. 53 8.1.2 ADAPTER FLANGE................................................................ .............. 53 8.1.3 BOP ...................................................................... ................................ 53 8.1.4 TOOL TRAP.................................................................. ........................ 53 8.1.5 LUBRICATOR RISERS................................................................ ......... 54 8.1.6 FLOW TUBE TYPE STUFFING BOX.................................................... 54 8.1.7 SAFETY CHECK VALVE................................................................. ..... 54 8.1.8 INJECTION NIPPLE ...................................................................... ....... 54 8.1.9 TOOL CATCHER............................................................... ................... 55 8.1.10 DOWN HOLE PRESSURE AND TEMPERATURE GAUGES............... 55 8.1.10.1 GAUGE TYPES................................................................. .. 55 8.1.10.2 GAUGE INSTALLATION..................................................... 56 8.1.11 PRODUCTION LOGGING TOOL.......................................................... 58 8.1.12 DOWN HOLE SAMPLING TOOL.......................................................... 58 9. PERFORATING SYSTEMS............................................................... ............................... 59 9.1 TUBING CONVEYED PERFORATING........................................................... ...... 59 9.2 WIRELINE CONVEYED PERFORATING ............................................................. 59 9.3 PROCEDURES FOR PERFORATING........................................................... ....... 59 10. PREPARING THE WELL FOR TESTING............................................................... .......... 61 10.1 PREPARATORY OPERATIONS FOR TESTING.................................................. 61 10.1.1 GUIDELINES FOR TESTING 7INS LINER LAP ................................... 61 10.1.2 GUIDELINES FOR TESTING 95/8INS LINER LAP................................ 61 10.1.3 GENERAL TECHNICAL PREPARATIONS .......................................... 61 10.2 BRINE PREPARATION ...................................................................... .................. 62 10.2.1 ONSHORE PREPARATION OF BRINE................................................ 62 10.2.2 TRANSPORTATION AND TRANSFER OF FLUIDS............................. 62 10.2.3 RECOMMENDATIONS ...................................................................... ... 62 10.2.4 RIG SITE PREPARATIONS.......................................................... ........ 63 10.2.5 WELL AND SURFACE SYSTEM DISPLACEMENT TO BRINE ........... 64 10.2.6 DISPLACEMENT PROCEDURE........................................................... 65 10.2.7 ON-LOCATION FILTRATION AND MAINTENANCE OF BRINE.......... 65 10.3 DOWNHOLE EQUIPMENT PREPARATION ........................................................ 66 10.3.1 TEST TOOLS................................................................. ....................... 66 10.4 TUBING PREPARATION........................................................... ........................... 66 10.4.1 TUBING CONNECTIONS ..................................................................... 66 10.4.2 TUBING GRADE................................................................. .................. 67 10.4.3 MATERIAL.............................................................. .............................. 67 10.4.4 WEIGHT PER FOOT.................................................................. ........... 67 10.4.5 DRIFT................................................................. ................................... 68 10.4.6 CAPACITY.............................................................. .............................. 68 10.4.7 DISPLACEMENT ...................................................................... ............ 68 10.4.8 TORQUE................................................................ ............................... 68 10.4.9 INSPECTION ...................................................................... .................. 68 10.4.10 TUBING MOVEMENT ...................................................................... ..... 69 10.5 LANDING STRING SPACE-OUT................................................................... ....... 70 10.5.1 LANDING STRING SPACE-OUT PROCEDURE .................................. 73 10.6 GENERAL WELL TEST PREPARATION........................................................... .. 73 10.6.1 CREW ARRIVAL ON LOCATION......................................................... 73 10.6.2 INVENTORY OF EQUIPMENT ONSITE................................................ 73 10.6.3 PRELIMINARY INSPECTIONS........................................................... .. 74 10.7 PRE TEST EQUIPMENT CHECKS................................................................ ....... 75 10.8 PRESSURE TESTING EQUIPMENT .................................................................... 76 10.8.1 SURFACE TEST TREE.................................................................. ....... 77 11. TEST STRING INSTALLATION ...................................................................... ................. 80 11.1 GENERAL............................................................... .............................................. 80 11.2 TUBING HANDLING.............................................................. ............................... 81 11.3 RUNNING AND PULLING ...................................................................... .............. 81 11.4 PACKER AND TEST STRING RUNNING PROCEDURE ..................................... 82 11.5 RUNNING THE TEST STRING WITH A RETRIEVABLE PACKER...................... 82 11.6 RUNNING A TEST STRING WITH A PERMANENT PACKER............................. 83 12. WELL TEST PROCEDURES ...................................................................... ..................... 85 12.1 ANNULUS CONTROL AND PRESSURE MONITORING ..................................... 85 12.2 TEST EXECUTION ...................................................................... ......................... 85 13. WELL TEST DATA REQUIREMENTS ...................................................................... ....... 87 13.1 PRE-TEST PREPARATION........................................................... ....................... 87 13.2 METERING REQUIREMENTS.......................................................... .................... 87 13.3 DATA REPORTING............................................................. ................................. 88 13.4 WELL TEST DATA ACQUSITION PROCEDURE................................................. 89 14. SAMPLING.............................................................. ......................................................... 90 14.1 CONDITIONING THE WELL.................................................................. ............... 90 14.2 DOWNHOLE SAMPLING ...................................................................... ............... 90 14.3 SURFACE SAMPLING ...................................................................... ................... 91 14.3.1 GENERAL............................................................... .............................. 91 14.3.2 SAMPLE QUANTITIES............................................................ ............. 92 14.3.3 SAMPLING POINTS ...................................................................... ....... 92 14.3.4 SURFACE GAS SAMPLING.............................................................. ... 93 14.4 SURFACE OIL SAMPLING ...................................................................... ............ 94 14.5 SAMPLE TRANSFER AND HANDLING.............................................................. . 95 14.6 SAFETY................................................................ ................................................ 96 14.6.1 BOTTOM-HOLE SAMPLING PREPARATIONS ................................... 96 14.6.2 RIGGING UP SAMPLERS TO WIRELINE ............................................ 97 14.6.3 RIGGING DOWN SAMPLERS FROM WIRELINE ................................ 97 14.6.4 BOTTOMHOLE SAMPLE TRANSFER AND VALIDATIONS................ 97 14.6.5 SEPARATOR/WELLHEAD SAMPLING ............................................... 98 14.6.6 SAMPLE STORAGE............................................................... .............. 98 15. WIRELINE OPERATIONS............................................................ .................................... 99 16. HYDRATE PREVENTION ...................................................................... .......................... 100 17. NITROGEN OPERATIONS ...................................................................... ........................ 101 18. COILED TUBING OPERATIONS ...................................................................... ............... 102 19. WELL KILLING ABANDONMENT ...................................................................... ............. 103 19.1 WELL KILLING............................................................... ...................................... 103 19.2 WELL KILLING ABANDONMENT........................................................... ............. 103 20. HANDLING OF HEAVYWATER BRINE................................................................. .......... 104 APPENDIX A - REPORT FORMS ...................................................................... ....................... 105 A.1. DAILY REPORT (ARPO 02) ...................................................................... ........... 105 A.2. WELL TEST REPORT “GENERAL DATA” (ARPO 10/A).................................... 106 A.3. WELL TEST REPORT “DST DATA” (ARPO 10/B) .............................................. 107 A.4. WELL TEST REPORT “RECORD DATA” (ARPO 10/C)...................................... 108 A.5. WASTE REPORT (ARPO 6) ...................................................................... ........... 109 A.6. WELL PROBLEM REPORT (ARPO 13) ............................................................... 110 A.7. MALFUNCTION & FAILURE REPORT (FB-1) ..................................................... 111 A.8. CONTRACTOR EVALUATION (FB-2).................................................................. 112 APPENDIX B – ABBREVIATIONS......................................................... ................................... 113 APPENDIX C – BIBLIOGRAPHY.......................................................... .................................... 115

حمل الكتاب مباشرة من المرفقات

جبار لشكري · #2 2008-04-16, 05:38 AM

بارك الله فيك اخى الحبيب المهاجر دائما تتحفنا
بالجديد لك منى كل الود

خيارات الموضوع
عرض نسخة للطّباعة ارسل هذه الصفحة لصديق
طريقة العرض
النمط المتتابع التحول إلى النمط التشعبي التحول إلى النمط الأُحادي

هذا الطالب يتقدم بالشكر لكاتب الموضوع المهاجر علي هذه المشاركة الطيبة :
جبار لشكري (2008-04-16)

يتصفح الموضوع حالياً : 1 (0 عضو و 1 ضيف)