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Geothermal Drilling and Completions: Petroleum Practices Technology Transfer

NREL and the Colorado School of Mines (SURGE) conducted research in FY14 to identify petroleum drilling and completion practices (methods and technologies) that can be transferred to geothermal drilling and completion, to provide the geothermal industry with more effective, lower ...
Visser, C. et al National Renewable Energy Laboratory
Sep 30, 2014
1 Resources
0 Stars
Publicly accessible

Reservoir Stimulation Optimization with Operational Monitoring for Creation of EGS

EGS field projects have not sustained production at rates greater than 1/2 of what is needed for economic viability. The primary limitation that makes commercial EGS infeasible is our current inability to cost-effectively create high-permeability reservoirs from impermeable, igneo...
A., C. Pacific Northwest National Laboratory
Sep 15, 2014
5 Resources
0 Stars
Publicly accessible

Baseline System Costs for a 50 MW Enhanced Geothermal System 2012

Substantial unexploited opportunity exists for the US, and the world, in Enhanced Geothermal Systems (EGS). This cost analysis study provides a baseline cost for a 50 MW Geothermal Power Plant in a challenging New England environment. The study then assesses how project costs wo...
Selman, N. Gas Equipment Engineering Corporation
Apr 30, 2012
1 Resources
0 Stars
Publicly accessible

Geothermal Project NEPA Database

During the 2013 fiscal year, the National Renewable Energy Laboratory (NREL) developed the Geothermal National Environmental Policy Act (NEPA) Database with funding provided by the U.S. Department of Energy (DOE) Geothermal Technologies Office (GTO). The information in the databas...
Young, K. and Levine, A. National Renewable Energy Laboratory
Sep 30, 2014
4 Resources
0 Stars
Publicly accessible

A Conceptual Geologic Model for the Newberry Volcano EGS Site in Central Oregon: Constraining Heat Capacity and Permeability through Interpretation of Multicomponent Geosystems Data

Newberry Volcano, a voluminous (500 km3) basaltic/andesitic/rhyolitic shield volcano located near the intersection of the Cascade volcanic arc, the Oregon High Lava Plains and Brothers Fault Zone, and the northern Basin and Range Province, has been the site of geothermal explorati...
Mark-Moser, M. et al National Energy Technology Laboratory
Feb 22, 2016
1 Resources
0 Stars
Publicly accessible

Retrospective Analysis of Geothermal Mineral Recovery and Domestic Resource Assessment References

This reference database in RIS format contains all of the references that were collected as part of our retrospective analysis of geothermal mineral recovery (REE and Li) activities and domestic resource assessment. The outputs detail the chemistry and molecular processes used in ...
Dobson, P. and Stringfellow, W. Lawrence Berkeley National Laboratory
Oct 20, 2021
4 Resources
0 Stars
Curated

GeoVision Barriers Taskforce

This submission includes papers, presentations, and data developed during the multi-year GeoVision Barriers Taskforce effort. Developers have identified many non-technical barriers to geothermal power development, including land access, permitting, and market barriers. Included i...
Young, K. and Levine, A. National Renewable Energy Laboratory
Sep 30, 2015
5 Resources
0 Stars
Curated

SGW paper Rheological Properties of Drilling Fluids Containing Special Additives for Geothermal Drilling Applications

The paper was presented at the 46th Workshop on Geothermal Reservoir Engineering, Stanford University, Stanford, California, February 15-17, 2021. In this study, the effectiveness of different additives was evaluated in maintaining drilling fluid rheology at HPHT(high pressure and...
Mohamed, A. et al University of Oklahoma
Jan 04, 2023
1 Resources
0 Stars
Publicly accessible

Salton Sea Geothermal Development Nontechnical Barriers to Entry Analysis and Perspectives

The report included in this submission details the nontechnical barriers to entry for development of geothermal resources in the Salton Sea. The Salton Sea provides an economically viable opportunity for replacing the energy imported by California which makes up 25 percent of Cali...
Goodman, D. et al Pacific Northwest National Laboratory
Jun 28, 2022
1 Resources
0 Stars
Publicly accessible

Geothermal Project Database Supporting Barriers and Viability Analysis for Development by 2020 Timeline

This data provides the underlying project-level analysis and data sources complied in response to the DOE request to determine the amount of geothermal capacity that could be available to meet the President's request to double renewable energy capacity by 2020. The enclosed dat...
Wall, A. and Young, K. National Renewable Energy Laboratory
Oct 21, 2014
2 Resources
0 Stars
Publicly accessible

Synthetic Lithium Prize Brine for Finalists of the Geothermal Lithium Extraction Prize Competition

The Department of Energy (DOE), Geothermal Technologies Office (GTO) launched a multi-phase funding program to advance technologies for extraction of lithium from geothermal brines. This initiative, known as American-Made Geothermal Lithium Extraction Prize (GLEP), had objectives ...
Neupane, G. and Smith, R. Idaho National Laboratory
Sep 29, 2023
1 Resources
0 Stars
Publicly accessible

Recovery of Rare Earth Elements from Geothermal Fluids through Bacterial Cell Surface Adsorption

We summarized the FY17 and part of FY18 results of the analysis of the effect of several parameters (e.g., total dissolved solids, specific competing metals, pH, and temperature) on REE recovery from geothermal brine in a manuscript that was submitted to Environmental Science & Te...
Jiao, Y. et al Lawrence Livermore National Laboratory
Jan 01, 2018
2 Resources
0 Stars
Publicly accessible

Low Temperature Geothermal Resource Assessment for Desalination in United States

This data is a compilation of well observations from the Southern Methodist University (SMU) and Association of American State Geologists (AASG), location of identified low temperature geothermal systems from United States Geological Survey (USGS), and low temperature geothermal w...
Akar, S. and Turchi, C. National Renewable Energy Laboratory
Sep 30, 2016
6 Resources
0 Stars
Curated

GeoThermalCloud: Cloud Fusion of Big Data and Multi-Physics Models using Machine Learning for Discovery, Exploration and Development of Hidden Geothermal Resources

Geothermal exploration and production are challenging, expensive and risky. The GeoThermalCloud uses Machine Learning to predict the location of hidden geothermal resources. This submission includes a training dataset for the GeoThermalCloud neural network. Machine Learning for Di...
Ahmmed, B. Stanford University
Apr 04, 2022
3 Resources
0 Stars
Publicly accessible

Deep Sedimentary Basin EGS Development

Stratigraphic reservoirs with high permeability and temperature at economically accessible depths are attractive for power generation because of their large areal extent (> 100 km2) compared to the fault controlled hydrothermal reservoirs (< 10 km2) found throughout much of the we...
Allis, R. and Moore, J. University of Utah
Jan 24, 2013
1 Resources
0 Stars
Publicly accessible

Update on Geothermal Direct-Use Installations in the United States

An updated database of geothermal direct-use systems in the U.S. has been compiled and analyzed, building upon the Oregon Institute of Technology (OIT) Geo-Heat Center direct-use database. Types of direct-use applications examined include hot springs resorts and pools, aquaculture...
Beckers, K. et al National Renewable Energy Laboratory
Mar 02, 2017
2 Resources
0 Stars
Publicly accessible

Validation of Innovative Exploration Technologies for Newberry Volcano: GRC Paper on Geothermal Exploration at Newberry

Validation of Innovative Exploration Technologies for Newberry Volcano: 2012 GRC Paper Geothermal Exploration at Newberry
Waibel, A. et al Davenport Newberry Holdings, LLC
May 31, 2012
1 Resources
0 Stars
Publicly accessible

Oilwell Conversion (Well API 121913310501) to Geothermal Heat Storage Well for Flexible Electricity Storage

Geothermal growth is limited by a lack of geographically dispersed high-temperature thermal resources and high initial upfront investment in characterization and well construction. This project intended to address the challenges of energy supply intermittency and enhance grid resi...
Malkewicz, N. et al University of Illinois
May 05, 2021
8 Resources
0 Stars
Publicly accessible

NTB (Non-technical Barriers) Interviews with Geothermal Stakeholders for Geothermal Development in the Salton Sea.

Non-technical barriers to deploying geothermal electricity projects in the United States can create significant delays and other challenges, leading to higher project risk and costs, lost opportunities to access policy incentives, and ultimately decreased competitiveness against o...
Levine, A. and Smith, L. National Renewable Energy Laboratory
Oct 01, 2021
1 Resources
0 Stars
Publicly accessible

Microhole drilling technology utilizing a golden section search algorithm

A fundamental issue in microhole drilling is that delivering high weight-on-bit (WOB), high torque rotational horsepower to a conventional drill bit does not scale down to the hole sizes necessary to realize the envisioned cost savings An optimization algorithm called a golden sec...
Su, J. et al Sandia National Laboratories
Jun 23, 2021
7 Resources
0 Stars
Publicly accessible

DCIF Westerly Granite AE Stress Effect Test (Task 3-1)

Directional Cooling-Induced Fracturing (DCIF) experiments were conducted on rectangular Westerly granite blocks (width=depth=4.0", height=2.0"). Liquid nitrogen was poured in a small, 1"-diameter copper cup attached to the top of the sample, and the resulting acoustic emissions (A...
Nakagawa, S. and Trzeciak, M. Lawrence Berkeley National Laboratory
Jul 08, 2021
15 Resources
0 Stars
Publicly accessible

Drilling Monitoring Program: Computer Program on Heat Transfer Temperature Distribution Hydraulic Calculations for Abrasive Jet Drilling

A program was created to evaluate the downhole conditions occurring in a FLASH ASJ drilling system. the program is meant to aid the operator of a coiled tubing rig in maintaining optimum drilling conditions.
Ozbayoglu, E. Impact Technologies LLC
Jan 01, 2011
1 Resources
0 Stars
Publicly accessible

Coordinating Permit Offices and the Development of Utility-Scale Geothermal Energy

This study examines various forms of coordinating permit offices at the state and federal level in the western United States, discusses inefficiencies and mitigation techniques for permitting natural resource projects, analyzes whether various approaches are easily adaptable to ut...
Young, K. et al National Renewable Energy Laboratory
Sep 30, 2013
2 Resources
0 Stars
Publicly accessible

Deep Direct-Use Feasibility Study Development of 3-D Structural Surface Model for the Tuscarora Sandstone, Morgantown, WV

This dataset contains grid files for subsurface maps created in GES interpretation software and exported as Zmap formated grid files. Depth values in SSTVD (subsea true vertical depth). The methods used for analysis and a detailed discussion of the results are presented in a paper...
McCleery, R. et al West Virginia University
Dec 19, 2019
3 Resources
0 Stars
Publicly accessible

Geothermal Development and the Use of Categorical Exclusions Under NEPA

This study focuses primarily on the Categorial Exclusions (CX) process and its applicability to geothermal exploration. In this paper, we: Provide generalized background information on CXs, including previous NEPA reports addressing CXs, the process for developing CXs, and the ro...
Young, K. and Levine, A. National Renewable Energy Laboratory
Sep 30, 2014
4 Resources
0 Stars
Publicly accessible
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