A global review of enhanced geothermal system (EGS)

SM Lu - Renewable and Sustainable Energy Reviews, 2018 - Elsevier
The goal of this study is to review 18 significant enhanced geothermal system (EGS) sites
and technologies that have been applied in the European Union, Japan, South Korea …

A novel POD reduced-order model based on EDFM for steady-state and transient heat transfer in fractured geothermal reservoir

T Li, Y Gao, D Han, F Yang, B Yu - International Journal of Heat and Mass …, 2020 - Elsevier
A new proper orthogonal decomposition reduced-order model (POD-ROM) for fluid flow and
heat transfer processes in a fractured geothermal reservoir is proposed. First, the primary …

A suite of benchmark and challenge problems for enhanced geothermal systems

M White, P Fu, M McClure, G Danko, D Elsworth… - … and Geophysics for Geo …, 2018 - Springer
A diverse suite of numerical simulators is currently being applied to predict or understand
the performance of enhanced geothermal systems (EGS). To build confidence and identify …

Regression-based reduced-order models to predict transient thermal output for enhanced geothermal systems

MK Mudunuru, S Karra, DR Harp, GD Guthrie… - Geothermics, 2017 - Elsevier
Reduced-order modeling is a promising approach, as many phenomena can be described
by a few parameters/mechanisms. An advantage and attractive aspect of a reduced-order …

Sequential geophysical and flow inversion to characterize fracture networks in subsurface systems

MK Mudunuru, S Karra… - Statistical Analysis and …, 2017 - Wiley Online Library
Subsurface applications, including geothermal, geological carbon sequestration, and oil and
gas, typically involve maximizing either the extraction of energy or the storage of fluids …

A global sensitivity analysis and reduced-order models for hydraulically fractured horizontal wells

A Rezaei, KB Nakshatrala, F Siddiqui… - Computational …, 2020 - Springer
Several factors affect the performance and stimulation design of hydraulically fractured
wells. Moreover, the dominant factors vary for different quantities of interest, and vary based …

Subsurface energy: Flow and reactive-transport in porous and fractured media

MK Mudunuru, JW Carey, L Chen… - … Applications (In 4 …, 2021 - lanlexperts.elsevierpure.com
The following sections are included: Introduction Applications related to subsurface energy
CO2-sequestration/Carbon Capture and Storage (CCS) Subsurface gas migration …

[PDF][PDF] Outcomes from a collaborative approach to a code comparison study for enhanced geothermal systems

MD White, P Fu, MW McClure - 2017 - osti.gov
ABSTRACT A code comparison study, supported by the US Department of Energy,
Geothermal Technologies Office, has recently been completed whose stated purpose was to …

Study on a dual embedded discrete fracture model for fluid flow in fractured porous media

H Zhang, T Li, D Han, D Wang… - Computer Modeling in …, 2020 - ingentaconnect.com
Simulation of fluid flow in the fractured porous media is very important and challenging.
Researchers have developed some models for fractured porous media. With the …

Scalable time-series feature engineering framework to understand multiphase flow using acoustic signals

MK Mudunuru, VK Chillara, S Karra… - Proceedings of Meetings …, 2017 - pubs.aip.org
Time-series analysis comprises of methods to extract meaningful statistics and
characteristics from various signals. 1–5 Applications areas include geosciences such as oil …