What is OGIP used in Reservoir Engineering?
Asked 3 mois, 3 semaines ago | Viewed 50times
   Ask Question
0

How does the OGIP (Original Gas in Place) estimation method, typically employed in shale gas reservoirs, account for the complex nature of gas storage and production within a heterogeneous, organically-rich shale formation?

Specifically, address the following aspects:

  • Heterogeneity: How does the OGIP estimation method incorporate the variability in porosity, permeability, and organic matter content within the shale formation?
  • Nano-scale storage: How does the method account for the fact that gas storage within shale is not solely in traditional pore spaces, but also within nanopores and organic matter?
  • Production mechanisms: Does the OGIP estimation method consider the different gas production mechanisms in shale, including matrix diffusion, desorption, and fracturing?
  • Uncertainty: What are the primary sources of uncertainty in OGIP estimations for shale gas reservoirs, and how are they mitigated?
  • Comparison with conventional reservoirs: How does the OGIP estimation method differ from traditional methods used for conventional gas reservoirs, and what are the implications of these differences?

This detailed question encourages a comprehensive understanding of the OGIP method's application in the challenging context of shale gas reservoir characterization.

 engineering  reservoir_1
demandé 28 juillet 2024 10:03
21
moredali
0 0 gold badges 0 silver badges 0 bronze badges
comment question
1 Answer(s)
0

OGIP stands for Original Oil In Place. It is a fundamental concept in reservoir engineering, representing the total volume of oil initially present in a reservoir before any production takes place.

Here's how OGIP is used in reservoir engineering:

  • Reservoir Characterization: OGIP is a key parameter in understanding the size and potential of a reservoir. It helps engineers assess the amount of recoverable oil.
  • Production Forecasting: By estimating OGIP, engineers can predict how much oil can be produced over the lifetime of the reservoir, which helps in planning production strategies.
  • Economic Evaluation: OGIP is crucial for economic assessments, as it determines the potential profitability of a reservoir development project.
  • Reservoir Simulation: OGIP is a critical input for reservoir simulation models, which are used to predict reservoir performance and optimize production.

Calculating OGIP:

There are various methods to calculate OGIP, which usually involve:

  • Reservoir Geometry: Determining the size and shape of the reservoir.
  • Porosity and Saturation: Assessing the volume of pore space in the reservoir and the proportion filled with oil.
  • Formation Volume Factor: Accounting for the change in oil volume due to pressure and temperature variations.

Significance of OGIP:

OGIP is a crucial metric in reservoir engineering because it:

  • Provides a starting point for understanding the potential of a reservoir.
  • Helps engineers make informed decisions about development and production strategies.
  • Guides the economic evaluation of a reservoir project.

Overall, understanding OGIP is vital for effective reservoir management and maximizing oil recovery from a reservoir.

answer 28 juillet 2024 10:03
15
amy63
0 0 gold badges 0 silver badges 0 {% trans "bronze badges" }
comment Answer

Top viewed

How to calculate piping diameter and thikness according to ASME B31.3 Process Piping Design ?
What is Conductivity (fracture flow) used in Reservoir Engineering?
What is the scientific classification of an atom?
How to use Monte Carlo similation using python to similate Project Risks?
What is a neutron?

Tags Cloud

neutron electron proton atome three-phase electrical 220V Conductivity flow fracture reservoir Commitment Agreement planning Technical Guide scheduling bailer drilling Storage Quality Control QA/QC Regulatory Audit Compliance Drilling Completion logging Heading Well Offsite Fabrication Éthique Probabilité erreur intégrité Gestion actifs indexation Outil Zinc Sulfide/Sulfate Gas Oil Triple Project Planning Task Scheduling Force RWO PDP annulus Hydrophobic General Plan Testing Functional Test Density Mobilize Subcontract Penetration Digital Simulation tubular Processing goods Sponsor Network Path, Racking ("LSD") Start Medium Microorganisms Backward Engineering Reservoir V-door Water Brackish pumping Scheduled ("SSD") Safety Drill Valve Status Schedule Resource Level Chart Gantt Training Formaldehyde Awareness elevators Estimation Control Pre-Tender Estimate Current budget (QA/QC) Quality Assurance Inspection In-Process Concession (subsea) Plateau Impeller retriever Appraisal Activity (processing) Neutralization Source Potential Personal Rewards Ground Packing Element Liner Slotted Conformance Hanger Instrument Production (injector) Tracer Facilities (mud) Pressure Lift-Off Communication Nonverbal Carrier Concurrent Delays slick Valuation Leaders Manpower Industry Risks Management Incident Spending Investigation Limit Reporting test) (well Identification Phase Programme Vapor World Threshold Velocity lift) Particle Benefits Compressor Painting Insulation Float ("FF") Statistics element Temperature Detailed Motivating Policy Manual Emergency Requirements Response Specific ("KPI") Terms Performance Indicators Qualifications Contractor Optimistic Discontinuous Barite Clintoptolite Dispute Fines Migration Pitot Materials Procurement Evaluation Vendor Contract Award Assets Computer Modeling Procedures Configuration Verification Leader Phased clamp safety (facilities) Considerations Organization Development Competency Trade-off Tetrad Off-the-Shelf Items hazard consequence probability project Python Monte-Carlo risks simulation visualize analyze pipeline ferrites black-powder SRBC Baseline Risk tubing Diameter coiled Emulsifier Emulsion Invert Responsibility Casing Electrical Submersible Phasing Finish Known-Unknown Curvature (seismic) Pre-Qualifications Exchange Capacity Cation MIT-IA Depth Vertical Pulse Triplex Brainstorming Log-Inject-Log Managed GERT Nipple Cased Perforated Fault Software Staff System Vibroseis radioactivity Product Review Acceptance Capability Immature Net-Back Lapse Factor Specification Culture Matrix Staffing Effort Cement Micro Letter Fanning Equation factor) friction ECC WIMS Bar-Vent perforating meter displacement FLC Information Flow connection Junk Static service In-House OWC BATNA Curve Bridging depth control perforation Doghouse Scope Description D&A E&A Effect Belt Architecture wet DFIT Magnitude Order LPG Contractual Legal Electric Logging CL Drawing Logic Semi-Time-Scaled IAxOA CMIT Expenditures Actual opening Skirt access (corrosion) Passivation Blanking Performing Uplift Underbalance Communicating Groups SDV Fluid Shoot Qualification Spacing Hydrofluoric Shearing basket Construction Systems Programmer Individual Activation Layout organophosphates Deox Fourier A2/O botanical pesticide EAP colloidal Displacement process GPR Relationship SOC Constraint Prime Gathering Tap CM Subproject Oil-In-Place Percentage time-lag accumulator compounds aliphatic vapor evaporation compression echo فنى # psvs

Tags

-->-->
Back