... resistivity logging while drilling geologist rock type log analysis spwla annual logging symposium ohm-m high resistivity inversion drilling measurement sensitivity wellbore evaluation sedimentary rock geology lwd well logging petroleum play type inversion drilling data...

...Model Setup and Validation Abstract Formation dielectric property that is highly affected by formation fluid saturation can be an additional physical parameter for geo-steering in low resistivity pay (LRP) formations. Unlike wireline dielectric tools, LWD propagation tools operate at much...

... Data acquisition can be achieved through two primary methods: Logging While Drilling (LWD), performed concurrently with drilling using tools positioned near the drill bit, and Wireline logging, which employs electric cable-based tools after drilling, but before casing installation. After data...

... Abstract Objectives of this technical paper is to share the outcome of how deployment of high-speed high-bandwidth unconventional wired drill pipe telemetry transmission of logging while drilling (LWD) to maximize reservoir contacts in an ultra-deep clastic gas reservoir. Real-time...

... united states government resistivity rock type reservoir surveillance production monitoring geological subdiscipline carbonate rock asia government logging while drilling log analysis production control presented upstream oil & gas structural geology lwd fracture network...

... Abstract Logging-while-drilling (LWD) ultra-deep resistivity technology can explore the reservoir on a similar scale to seismic, so interpreted resistivity models can be combined with seismic sections to enable oil field operators to delineate pay zones better, improve reservoir understanding...

..., azimuthal EM LWD tools propagate EM fields in three dimensions with an ultra-deep depth of investigation (DOI). Robust inversion algorithms both one dimensional (1D) and three dimensional (3D) derive the position and resistivity of formations within the DOI from measurements induced by the propagated fields...

... within reservoir sweet spots. remediation of hydrates scale inhibition upstream oil & gas asphaltene inhibition structural geology drillstem/well testing lwd asphaltene remediation hydrate inhibition logging while drilling log analysis reservoir characterization gradient production...

... of the subsurface geology. Case Study Results During the real time operation, the established azimuthal LWD tool was used for the active well placement operation. This was a test deployment for the new deep EM LWD tool. Qualifying the new tool against an established technology gives high confidence...

... Abstract Production logging tools (PLTs) and formation testing, even in logging while drilling (LWD) conditions during underbalanced drilling, are key technologies for assessing the productivity potential of a gas well and therefore to maximize recovery. Gas bubble detection sensors are key...

... the applications envelope against specific objectives. A new logging-while-drilling (LWD) technology of pitch-catch (PC) ultrasonic is under development, that can also provide borehole images of compressional and shear slowness in anisotropic and / or heterogenous formations both in water and oil-based-mud...

... of fracture properties including aperture, intensity, and permeability is required to identify the productive fractures and optimize production. In this paper, we discuss the first application of the latest Logging-While Drilling (LWD) high-resolution laterolog resistivity image in combination with LWD multi...

... Abstract Deep directional resistivity LWD measurements have been shown to be sensitive to resistive transitions over a broad range of distances around the tool from tens to hundreds of feet. These detected transitional surfaces are primarily used to detect formation resistivity boundaries...

..., if incorrectlyidentified, would cause early water production and compromise the success of the well. Deploying a unique, high-resolution dual-physics imaging-while-drilling system and the advanced petrophysical LWD logging suite for the first time in this field was critical toachieving the optimal reservoir...

... characterization lwd discontinuity inversion drilling data acquisition approximation inversion mismatch drilling measurement upstream oil & gas inversion result logging while drilling inverted alignment angle deep directional resistivity measurement reservoir map society of petroleum engineers...

... pressure and target zone depth prediction. This paper will describe the different techniques applied in this field to optimize mud weight and accurate prediction of casing shoe position. Using real-time LWD and mud logging data, pore pressure was calculated and geomechanics model was updated while...

... drilling data acquisition casing and cementing neural network model model parameter logging while drilling frequency lwd flexural mode parameter space dispersion data inversion shear slowness application scenario flexural dispersion curve cased hole synthetic database interpretation...

... Abstract Obtaining high-resolution borehole images in oil-based mud (OBM) from logging-while-drilling (LWD) tools has been made possible through the recent development of ultrasonic imaging technologies. High-resolution acoustic impedance images enable reservoir evaluation through...

... Abstract This paper presents a novel borehole image compression algorithm for real-time (RT) logging while drilling (LWD). The compression scheme is designed to optimize the critical information required for RT decision making at low telemetry bandwidths. In the proposed algorithm we estimate...

... Abstract Ultradeep resistivity logging-while-drilling (LWD) is now a routine service for real-time well landing,geosteering, and reservoir and fluid contact evaluation. Progressing beyond layered earth inversions to three-dimensional (3D) inversions helps improve real-time decisions to deliver...