Results 31 to 40 of about 17,146 (162)

Simulation of rock salt dissolution and its impact on land subsidence [PDF]

open access: yes, 2013
Extensive land subsidence can occur due to subsurface dissolution of evaporites such as halite and gypsum. This paper explores techniques to simulate the salt dissolution forming an intrastratal karst, which is embedded in a sequence of carbonates, marls,
Huggenberger, P.   +3 more
core   +2 more sources

Hydrochemistry and stable isotopes (δ 18 O and δ 2 H) tools applied to the study of karst aquifers in Southern Mediterranean basin (Teboursouk area, NW Tunisia) [PDF]

open access: yes, 2018
Karst aquifers receive increasing attention in Mediterranean countries as they provide large supplies water used for drinkable and irrigation purposes as well as for electricity production.
Ayadi, Yosra   +8 more
core   +1 more source

Major factors controlling the development of marine carbonate reservoirs

open access: yesPetroleum Exploration and Development, 2015
Through case study of reef-shoal, karst and dolostone reservoirs in the Tarim and Sichuan Basins, the material base and the mechanisms of porosity creation, modification and preservation of carbonate reservoirs were examined carefully in order to figure ...
Anjiang SHEN   +5 more
doaj   +1 more source

Ventilation and cave air PCO2 in the Bunker-Emst Cave System (NW Germany): implications for speleothem proxy data [PDF]

open access: yes, 2019
Cave air pCO2 (carbon dioxide partial pressure) is, along with drip rate, one of the most important factors controlling speleothem carbonate precipitation.
Breitenbach, Sebastian   +4 more
core   +2 more sources

Research on Simulation Method for Incoming Flood of Tianyi Reservoir Considering the Influence of Karst Geomorphology

open access: yesRenmin Zhujiang, 2022
The karst in karst areas leads to a more complex runoff formation process,and the construction of water conservancy projects has aggravated the complexity and uncertainty of the production and confluence process in the basin.On this basis,a semi ...
YAN Kang   +6 more
doaj  

Vertical zonation of weathered crust ancient karst and reservoir evaluation and prediction—A case study of M55–M51 sub-members of Majiagou Formation in gas fields, central Ordos Basin, NW China

open access: yesPetroleum Exploration and Development, 2013
The M55–M51 sub-members of the Middle Ordovician Majiagou Formation in the gas fields of the central Ordos Basin were taken as a case to analyze the vertical zonation characteristics of weathered crust ancient karst and to evaluate and predict reservoirs
Jiang HE   +7 more
doaj   +1 more source

Sensitivity Analysis of Mechanical Parameters of Collapse Roof of Carbonate Rock Deep Buried Oilfield

open access: yesEnergies, 2023
Carbonate rock oilfields account for two-thirds of proven marine carbonate oilfield reserves, which are the primary way to increase future oil and gas energy reserves.
Yanzhi Ding   +4 more
doaj   +1 more source

Sensitivity of Bunker Cave to climatic forcings highlighted through multi-annual monitoring of rain-, soil-, and dripwaters [PDF]

open access: yes, 2017
The last two decades have seen a considerable increase in studies using speleothems as archives of past climate variability. Caves under study are now monitored for a wide range of environmental parameters and results placed in context with speleothem ...
Breitenbach, Sebastian   +8 more
core   +2 more sources

Discovery of a shoal-controlled karst dolomite reservoir in the Middle Permian Qixia Formation, northwestern Sichuan Basin, Southwest China

open access: yesEnergy Exploration & Exploitation, 2018
The dolomites of the Middle Permian Qixia Formation have been important targets of natural gas exploration in the Sichuan Basin for decades. However, more and more exploration and research indicate that the formation of the reservoir might be related to ...
Di Xiao   +7 more
doaj   +1 more source

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