We publish a series of books and tutorials on OpenGeoSys. The books contain comprehensive benchmark descriptions and can be seen as a reference to what is possible with OGS. The tutorials focus on specific topics such as Groundwater Flow Modeling or Models of Thermochemical Heat Storage with step-by-step instructions giving the user a good introduction into modeling and simulation with OGS. Most of the tutorials can be downloaded as PDF! See the detail page on each tutorial.
Tutorial
Computational Hydrology III OGS-PHREEQC coupled reactive transport modelingThis tutorial presents the application of the open-source software OpenGeoSys(OGS) with a geochemical solver PHREEQC for hydrological simulation concerning reactive transport modeling. It contains general information regarding reactive transport modeling and a step-by-step model set-up with OGS and PHREEQC, and related components such as GINA, Data Explorer, and ParaView. A code verification with Engesgaard benchmark and two application examples (Nitrate reduction …
Book
Thermo-Hydro-Mechanical-Chemical Processes in Fractured Porous Media: Modelling and Benchmarking From Benchmarking to TutoringThe book comprises the 3rd collection of benchmarks and examples for porous and fractured media mechanics. Analysis of thermo-hydro-mechanical-chemical (THMC) processes is essential to a wide area of applications in environmental engineering, such as geological waste deposition, geothermal energy utilization (shallow and deep systems), carbon capture and storage (CCS) as well as water resources management and hydrology. In order to assess the feasibility, safety as well as sustainability of …
Tutorial
Models of Thermochemical Heat StorageThermal energy storage is of high strategic relevance for the establishment of a sustainable energy system. The development of next-generation storage systems like thermochemical solutions is accompanied by major scientific and engineering challenges. Due to the complexity of the considered storage systems and the exceptional efforts for the development of storage materials as well as for the implementation of large-scale experiments, modelling and numerical simulation …
Tutorial
Computational Geotechnics I Storage of Energy CarriersIn this book, effective computational methods to facilitate those pivotal simulations using open-source software are introduced and discussed with a special focus on the coupled thermo-mechanical behavior of the rock salt. A cohesive coverage of applying geotechnical modeling to the subsurface storage of hydrogen produced from renewable energy sources is accompanied by specific, reproducible example simulations to provide the reader with direct access to this …
Tutorial
Computational Hydrology II Groundwater Quality ModelingThis book explores the application of the open-source software OpenGeoSys (OGS) for hydrological numerical simulations concerning conservative and reactive transport modeling. It provides general information on the hydrological and groundwater flow modeling of a real case study and step-by-step model set-up with OGS, while also highlighting related components such as the OGS Data Explorer. The material is based on unpublished manuals and the results of a collaborative …
Tutorial
Geoenergy Modeling III Enhanced Geothermal SystemsThis tutorial presents the introduction of the open-source software OpenGeoSys for enhanced geothermal reservoir modeling. There are various commercial software tools available to solve complex scientific questions in geothermics. This book will introduce the user to an open source numerical software code for geothermal modeling which can even be adapted and extended based on the needs of the researcher.
The book explains basic mathematical equations and numerical …
Tutorial
Geoenergy Modeling II Shallow Geothermal SystemsThis book is dedicated to the numerical modeling of shallow geothermal systems. The utilization of shallow geothermal energy involves the integration of multiple Borehole Heat Exchangers (BHE) with Ground Source Heat Pump (GSHP) systems to provide heating and cooling. The modeling practices explained in this book can improve the efficiency of these increasingly common systems. The book begins by explaining the basic theory of heat transport processes in man-made as …
Tutorial
Geoenergy Modeling I Geothermal Processes in Fractured Porous MediaThis introduction to geothermal modeling deals with flow and heat transport processes in porous and fractured media related to geothermal energy applications. Following background coverage of geothermal resources and utilization in several countries, the basics of continuum mechanics for heat transport processes, as well as numerical methods for solving underlying governing equations are discussed. This examination forms the theoretical basis for five included …
Book
Thermo-Hydro-Mechanical Chemical Processes in Fractured Porous Media: Modelling and Benchmarking Benchmarking InitiativesThis book presents a new suite of benchmarks for and examples of porous media mechanics collected over the last two years. It continues the assembly of benchmarks and examples for porous media mechanics published in 2014. The book covers various applications in the geosciences, geotechnics, geothermal energy, and geological waste deposition. The analysis of thermo-hydro-mechanical-chemical (THMC) processes is essential to many applications in environmental engineering, …
Book
Thermo-Hydro-Mechanical-Chemical Processes in Fractured Porous Media: Modelling and Benchmarking Closed Form SolutionsThe second book in the OpenGeoSys benchmarking series provides guidance to understanding complicated coupled processes based on the experimental data available and implementation of developed algorithms in numerical codes. Results of selected test cases in the fields of closed-form solutions (e.g., deformation processes), single processes (such as groundwater flow) as well as coupled processes are presented. It is part of the OpenGeoSys initiative - an open source project to share knowledge and …
Tutorial
Computational Hydrology: I Groundwater Flow ModelingThis tutorial on the application of the open-source software OpenGeoSys (OGS) in computational hydrology is based on a one-week HIGRADE-course at the Helmholtz Centre for Environmental Research in Leipzig, Germany. The book contains general information regarding hydrological and groundwater flow modelling and the pre-processing and step-by-step model set-up of a case study with OGS and related components such as the OGS Data Explorer. In addition, it also illustrates …