Prospects and challenges in unlocking natural-gas-hydrate energy in India: Recent advancements

RP Singh, D Lall, V Vishal - Marine and Petroleum Geology, 2022 - Elsevier
Natural gas hydrate deposits hold huge potential as a future energy resource of the world
including India. To help realize these resources, India carried out two dedicated research …

Estimating a starting model for full-waveform inversion using a global optimization method

D Datta, MK Sen - Geophysics, 2016 - library.seg.org
Full-waveform inversion (FWI) has become a popular method to estimate elastic earth
properties from seismograms. It is formulated as a data-fitting least-squares minimization …

Thermodynamic, rheological, and electrical properties of hydrate inhibitors: Implications for natural gas production and flow assurance

P Gupta, S Krishna, NK Maurya - Energy & Fuels, 2024 - ACS Publications
This work studies the relationship between the thermodynamic, rheological, and electrical
characteristics of gas hydrate inhibitors dissolved in water. It explores how inhibitors might …

A methodology of porosity estimation from inversion of post-stack seismic data

R Kumar, B Das, R Chatterjee, K Sain - Journal of Natural Gas Science and …, 2016 - Elsevier
Post-stack inversion of seismic data is routinely carried out to derive acoustic impedance (AI)
and, hence petrophysical properties in an area. We have been introducing here an …

Influence of thermal stimulation on the methane hydrate dissociation in porous media under confined reservoir

VC Nair, S Ramesh, GA Ramadass… - Journal of Petroleum …, 2016 - Elsevier
The kinetics of methane gas hydrate under confined environment in porous media have
been studied for understanding the formation and dissociation behavior under this condition …

Review and reliability modeling of maturing subsea hydrocarbon boosting systems

N Vedachalam, S Srinivasalu, R Ramesh… - Journal of Natural Gas …, 2015 - Elsevier
This paper details the strategic importance of maturing subsea hydrocarbon boosting
systems in the effective exploitation of matured fields. Reliability modeling is done for a long …

Porosity estimation from pre-stack seismic data in gas-hydrate bearing sediments, Krishna-Godavari basin, India

R Chatterjee, DK Singha, M Ojha, MK Sen… - Journal of Natural Gas …, 2016 - Elsevier
There exist several empirical and statistical methods for estimating porosity from post-stack
seismic data. Here we implement and demonstrate a method for direct estimation of porosity …

Amount of gas hydrate estimated from rock physics analysis based on morphology and intrinsic anisotropy in area B, Krishna Godavari offshore basin, expedition …

R Ghosh, M Ojha - Marine and Petroleum Geology, 2021 - Elsevier
Abstract India's National Gas Hydrate Program (NGHP) Expedition-02 was conducted in
2015 to investigate the prospective locations of sand-rich gas hydrate reservoirs along the …

Assessment of methane gas production from Indian gas hydrate petroleum systems

N Vedachalam, S Ramesh, S Srinivasalu, G Rajendran… - Applied Energy, 2016 - Elsevier
The effectiveness of the electro-thermal and depressurisation based techniques applied to
three marine gas hydrate reservoir settings of India is modeled and simulated using …

An ANN-based identification of geological features using multi-attributes: a case study from Krishna-Godavari basin, India

C Ramu, SL Sunkara, R Ramu, K Sain - Arabian Journal of Geosciences, 2021 - Springer
Artificial neural network (ANN)–based workflow has been applied to the multi-channel
seismic reflection data from the Krishna-Godavari (KG) basin on the Eastern continental …