...SPWLA 65th Annual Logging Symposium, May 18-22, 2024 DOI: 10.30632/SPWLA-2024-0033 THE CASED OIL SATURATION DETERMINATION METHOD BASED ON GAMMA-THERMAL NEUTRON RESPONSE Guofeng Yanga; Wenzheng Penga; Hongfa Yea; Zhengyan Wanga; Meng Chena; Xiangjun Liua School of Geoscience and Technology...

... logging symposium halite carnallite gamma ray spwla 65 neutron prediction SPWLA 65th Annual Logging Symposium, May 18-22, 2024 DOI: 10.30632/SPWLA-2024-0028 A MACHINE LEARNING APPROACH TO PREDICT AND CHARACTERIZE EVAPORITES FOR H2 STORAGE IN SALT CAVITIES Perrine Baron, Emmanuel Caroli, Sabine...

... ABSTRACT The pulsed neutron logging technique has been widely used to monitor the oil and gas saturation in oilfield development, and pulsed neutron-neutron (PNN) logging as one of pulsed neutron logging methods, uses He-3 detectors to detect the thermal neutron counts decay with time downhole...

... in reservoir evaluations. Determining this critical measurement accurately requires utilizing a high activity radioactive source in the drilling BHA. The sourceless neutron-gamma density (sNGD) measurement based on a pulsed neutron generator was introduced in logging-while-drilling (LWD) operations more than...

... geology porosity geologist rock type neutron porosity annual logging symposium carbonate rock well logging neutron spwla 65 th annual logging symposium neutron generator salinity detector evaluation sedimentary rock mineral log analysis thermal neutron sensitivity china...

... geologist geology well logging log analysis detector spwla-2024-0118 geant4 experiment rock type th annual logging symposium spwla 65 sigma reservoir characterization simulation disturbance experiment fsf pt neutron projection sensitivity isf pt algorithm contribution...

...SPWLA 65th Annual Logging Symposium, May 18-22, 2024 DOI: 10.30632/SPWLA-2024-0121 A NEW METHOD OF POROSITY DETERMINATION BY D-T NEUTRON GENERATOR AND DUAL CLYC DETECTOR Junting Fana, Feng Zhanga, Qixuan Lianga, Yuyu Wub a. School of Geosciences, China University Of Petroleum (East China) , b...

... symposium porosity detector dry-weight fraction spectroscopy detector fraction artificial intelligence drilling measurement th annual logging symposium gamma ray neutron stoller norway government drilling data acquisition background university spectroscopy contribution spectra resolution...

... ABSTRACT A new slim multi-detector pulsed neutron wireline logging tool has been developed for open-hole or cased-hole formation evaluation saturation analysis and time-lapse monitoring. With a greater neutron source output and high-spectral resolution gamma-ray detectors, the tool can...

... ABSTRACT Pulsed neutron gamma energy spectroscopy and neutron lifetime measurement systems enable the evaluation of elemental content and the degree of saturation, and recent research has proved that the system can be used to determine neutron porosity. Algorithms introduced in the past have...

... government north america government reservoir characterization co 2 geologist geology sigma mineral detector badruzzaman application aquifer hydrogen information california europe government sustainable development th annual logging symposium spwla 64 neutron generator SPWLA 64th...

... properties. Although magnesium elemental weight fraction is measured using newer generation neutron spectroscopy tools, magnesium rich clay minerals are not properly accounted for in vendor-specific oxide closure models correlating rock chemistry with rock mineral composition and in commercial petrophysical...

... Abstract In our previous research which has published in 62th SPWLA symposium, a numerical simulation method was proposed which about the double particle detector CLYC (Cs 2 LiYCl 6 :CE) to get the response of thermal neutron and gamma ray. It is feasible to use CLYC detector in pulsed neutron...

... the world, such as seismic exploration, CT and well temperature logging, etc. As an important method of gas saturation evaluation in nuclear geophysical exploration, pulsed neutron logging technology also plays an indispensable role in the evaluation of CO 2 distribution. Based on the three-detector...

... SPWLA 62nd Annual Logging Symposium, May 17-20, 2021 DOI: 10.30632/SPWLA-2021-0099 AN ENHANCED METHOD FOR CRACK EVALUATION UTILIZING NEUTRON GAMMA TRACER IMAGING LOGGING TECHNOLOGY IN CARBONATE RESERVOIR Qian Chena, Feng Zhanga, Lili Tiana, Xiaoyang Zhanga, Xianghui Lib, Qunwei Fanga, Junting Fana...

... Abstract Unconventional reservoirs have low porosity and complex mineral composition containing quartz, feldspar, calcite, dolomite, pyrite and kerogen, which may seriously reduce the accuracy of the porosity measurement. The multi-detector pulsed neutron logging technique was already used...

... calculation and development plans making. Conventional logging technologies including acoustic logging and resistivity logging have played a role in gas formation identification and evaluation. Besides, inelastic and capture gamma energy spectrum or time spectrum from pulsed neutron logging tools with NaI...

... wells. All these factors used to make Open Hole logging a necessary risk that companies had to take. By applying a combination of through casing logging, gamma ray, neutron, density, sonic and a pulsed neutron tool that allows gas identification in very low porosity sands, a complete petrophysical...

... the viscosity of the oil and allow it to flow. In steamflood operations, monitoring the steam's distribution and behavior is necessary for effective steam management and identification of bypassed oil. Cased-hole neutron logs are critical to this surveillance and are acquired throughout the life...

... saturation of the shallow gas reservoir in Yesilgol-1 was evaluated with a pulsed neutron logging operation. The interpretation of the logs was supported by five different data sources (seismic cross sections, lithology recordings, X-ray Diffraction (XRD) analysis of drill cuttings, gas readings in mud...