... buttress type connection casing design specification friction factor profile well torque casing and cementing minimum design factor well design buttress type connection operational torque sensitivity analysis design factor manufacturer directional profile type connection minimum safety...

... communication water production ensemble sensitivity analysis transmissibility algorithm formulation compartmentalized reservoir compartment reservoir Introduction The process of identifying and performance forecasting of the remaining, feasible, and actionable field development opportunities...

... of uniformly distributed radial cells results in more stable behaviour of the gas release rate. Several realizations of the geological models were used and sensitivity analysis was carried out regarding permeability and hydrate saturation. A longer term production regime (10 years) for a heterogeneous layered...

... of the methodology proposed, the uncertainty assessment for each parameter can be addressed through distinct methods depending on available information, and a sensitivity analysis is used as complement to the Monte Carlo Simulation to identify those lesser impact variables which can be treated as deterministic...

... acquired using Stehfest numerical inversion. Model validation was carried out by comparing with simplified cases in literatures. Case study and sensitivity analysis were conducted based on a real case from the Ordos Basin. The case study strongly shows that when ignoring the wellbore hydraulics, errors...

... uncertain experimental parameters, a sensitivity analysis is carried out to determine the influence on oil recovery. The importance of using the reservoir simulation as a tool to predict the oil recovery before implementing WAG injection in practice is evidenced. It also demonstrated that the sensitivity...

... Analogous 2nd Analogous Sensitivities Analysis The "so called" sensitivity analysis in Petrel™ is a "pseudo" uncertainty experiment in which the impact of each variable is measured separately. This is quite practical to have a first uncertainty overview of rock and fluid properties. Risk...

...; coupled with statistical experimental design, montecarlo simulation and scenario analysis, numerical simulation become the most powerful tool to fulfill a complete sensitivity analysis with significantly fewer simulation runs towards sizing downhole and surface facilities, as well as, optimizing field...

... contract project economics oil company company share government fiscal regime exploitation strategy psc fiscal model npv project valuation investment royalty cost recovery production strategy sensitivity analysis government take standard deviation revenue Introduction Tax regime...

... with associated occurrence probabilities are utilized. A sensitivity analysis of the model to the considered parameters is performed, and the selected ones are adjusted to the production history. Following the given adjustments, an optimization concerning the allocation of a well pair producer-injector...

... & simulation efficiency geothermal energy sagd heavy oil reservoir sensitivity analysis thermal method Introduction Abstract This paper presents the concept of harnessing geothermal energy from heavy oil fields that have undergone steam- flooding and so accumulated substantial heat from steam...

.... The methodology used involves an investigation of the main parameters that influence the application of the method and, according to a sensitivity analysis. The aim is to determine the best time to start gas injection looking to maximize NPV. A commercial software is used to simulate the injection of nitrogen...

... quality, pressure, temperature, flow rate, and time affecting heat distribution downhole is realized through sensitivity analysis. The purpose of the paper is to emphasize the importance of properly defining and identifying the well-configuration components, formations, fluids, thermal properties, steam...

... sensitivity analysis Scenario Introduction All phases of a petroleum field are influenced by uncertainties. The uncertainties are, usually, associated to reservoir geological characteristics or economic and technological parameters. The geological uncertainties influence the economic results...

... risk assessment Simulation geological modeling risk and uncertainty assessment ligero Petroleum Field sensitivity analysis precision Schiozer simulation run response surface experimental design NPV derivative tree risk curve flow simulation Monte Carlo Technique derivative tree...

... taking into account the reliability and precision of the results and speed up of the process due to the simplifications. Monte Carlo and derivative tree techniques are compared using reservoir simulation, sensitivity analysis, experimental design and response surface method as supporting tools...

... is based on simulation of several flow models representing possible scenarios of the reservoir, through the combination of the uncertain attributes. As simplification, sensitivity analysis is made to reduce the number of uncertain attributes. The simulation models are built through the derivative tree...

... model reservoir characterization water cut spe 81020 stoiip flow in porous media sensitivity study fluid dynamics wettability base case enhanced recovery conference sensitivity analysis pc 0 reservoir surveillance saturation relative permeability petroleum engineer production control...

... parallelization without modification of the existent reservoir simulators sequential codes, providing efficient and simple solutions procedures. An homogeneous network of workstations is used to create a virtual machine by using the software PVM. This work provides a procedure to make sensitivity analysis...

... analyses; the last one through Monte Carlo simulation. A microcomputer version of a surfactant flooding predictive model which included economic analysis was used for deterministic simulations. Input variables considered uncertain were ranked by means of a sensitivity analysis. Those having the greatest...