Leakage detection of oil tank using terahertz spectroscopy
The necessity for safety in oil-gas storage and transportation has led to increasing technical requirements for on-line monitoring of damaged pores and oil leakage from tanks. In this study, the severity of damage of the oil tank at the micron level was detected by terahertz time-domain spectroscopy (THz-TDS), which is of great significance
A new theoretical model of local air-leakage seepage field for the compressed air energy storage
Before the local air-leakage, the lined rock cavern under the uniform temperature T I, equal geo-stress (σ H =σ V) and uniform gas pressure p 1 can be regarded as an axisymmetric plane strain problem (composed of three thick-walled cylinders), when the outer rectangular boundary (σ x =σ H,σ y =σ V =σ H, τ rθ =0, Fig. 2 a) is transformed
CO Capture and Storage with Leakage in an Energy-Climate
vely modest (since the leakage rate, of 1%/year, is too high). In all other (climate-constrained) scenarios, the cumulative quantity of power-sector CO2 captured and stored in Europe is large, close to 40,000 MtCO2 by the end of the century when the leakag. 40,000 and 50,000 MtCO2 by 21002000 2020 2040.
Forecasts for the concentration of petroleum gas leakage
In this paper, the effects of Reynolds number (Re), wind speed, liquid level height, and leakage on the diffusion concentration of petroleum gas leakage are
Failure analysis on leakage of hydrogen storage tank for vehicles occurring in oil circulation fatigue
After 20,750 cycles of this oil circulation fatigue test, the hydrogen storage tank was found leaked, which did not meet the requirement of 22,000 oil cycles from the industrial standard. Then the dye penetrant test was conducted on the liner for leakage location detection, and comprehensive failure analsysi was also perfomed to identify the
Influence of Chemical, Mechanical, and Transport Processes on Wellbore Leakage from Geologic CO 2 Storage
ConspectusWells are considered to be high-risk pathways for fluid leakage from geologic CO2 storage reservoirs, because breaches in this engineered system have the potential to connect the reservoir to groundwater resources and the atmosphere. Given these concerns, a few studies have assessed leakage risk by
Theoretical and Technological Challenges of Deep Underground Energy Storage
As shown by this literature review, studies on the leakage of deep underground energy storage mainly focus on salt cavern gas storage, and the only energy storage medium considered is natural gas. The influences of different energy storage media and of the surrounding rock mass, as well as multiple fields and phases, have not
Comprehensive review of CO2 geological storage: Exploring
2.1. Underground CO₂ geo-storage In the typical CO 2 geo-storage process, CO₂ emissions from fixed sources such as power plants are captured and converted into a liquid form and then injected deep within a closed geological formation, such as a saline aquifer, a depleted oil or gas field, or an inaccessible coal bed (Cheng et al., 2023a; Nicol et al., 2011), to
Analysis of oil vapor leakage from the accidental hole in the tank
The leakage and diffusion of oil vapor from the accidental hole in the tank wall can cause serious hazards. With the increasing emphasis on safety and
Analysis of Tangential Leakage Flow Characteristics of Oil-Free Scroll Expander for a Micro-Scale Compressed Air Energy Storage
Analysis of Tangential Leakage Flow Characteristics of Oil-Free Scroll Expander for a Micro-Scale Compressed Air Energy Storage System Jian Sun, Investigation, Data curation, Writing – original draft, Bin Peng, Writing – review & editing, * Bingguo Zhu, Writing – review & editing, and Yaohong Li, Data curation
Fact Sheet: Ensuring Safe and Reliable Underground Natural Gas Storage
Energy.gov. Fact Sheet: Ensuring Safe and Reliable Underground Natural Gas Storage. After providing Administration-wide support to the state response effort, in early 2016, the Obama Administration convened a new Interagency Task Force on Natural Gas Storage Safety in the wake of the nation''s largest ever natural gas storage leak at SoCalGas
Hydrogen storage in depleted gas reservoirs: A comprehensive
Hydrogen future depends on large-scale storage, which can be provided by geological formations (such as caverns, aquifers, and depleted oil and gas reservoirs) to handle demand and supply changes, a typical hysteresis of
Functional Soft Materials with Resistance to Liquid Leakage for
Functional soft materials have great potential commercial applications in thermal energy storage, which are required to have a long life, good flexibility, and
Isothermal compressed wind energy storage using abandoned oil
These results indicate that using isothermal Compressed Air Energy Storage with abandoned oil/gas wells or coal mines can be a strong candidate for the large-scale energy storage for wind energy. However, there are several practical issues and challenges that would need to be addressed when storing compressed air energy in an
Offshore Geological Storage of Hydrogen: Is This Our Best Option to Achieve Net-Zero? | ACS Energy
Hydrogen storage in geol. formations is one of the most promising technologies for balancing major fluctuations between energy supply from renewable energy plants and energy demand of customers. If hydrogen gas is stored in a porous medium or if it leaks into a shallow aquifer, redox reactions can oxidize hydrogen and
Leakage path prediction model and gas tightness assessment
Abstract. Rock salt cavities are commonly utilized for underground gas energy storage on a big scale due to their characteristics of low permeability and low porosity. Salt cavern wellbore leaks typically originate from depths of several hundred
Energy Tips – Compressed Air
Using values of the leakage rates from the above table and assuming sharp-edged orifi ces: Cost savings from 1/32" leaks = 100 x 1.46 x 0.61 x 0.18 x 7,000 x 0.05 = $5,611 Cost savings from 1/16" leaks = 50 x 5.72 x 0.61 x 0.18 x 7,000 x 0.05 = $10,991
Energy Storage and Leakage Current Characteristics of Low
Sol–gel-derived (100)-textured Pb0.8La0.1Ca0.1Ti0.975O3 (PLCT) thin films were prepared on Pt/Ti/SiO2/Si(100) substrates at a low temperature of 450 °C. Modification of annealing atmospheres, i.e., O2, air, and N2, on the electrical properties of PLCT thin films was focused on in this work, especially the energy storage and leakage current
Analysis of Tangential Leakage Flow Characteristics of Oil-Free Scroll Expander for a Micro-Scale Compressed Air Energy Storage
Tangential leakage loss is the primary factor that significantly affects the output performance of oil-free scroll expanders. A scroll expander can function under different operating conditions, and the flow of tangential leakage and generation mechanism is different. This study employed computation
Forecasts for the concentration of petroleum gas leakage
the leakage and aggravating the leakage, based on the mass and energy conservation equation and in tank farm during oil tank leakage and diffusion. Oil Gas Storage Transp. 14, 1–8 (2022
What is the risk that CO2 stored underground after carbon
Oil and gas have stayed trapped underground for millions of years, and so can carbon—if we carefully choose the right sites to store it. Updated February 23, 2024 Setting up a large-scale "carbon capture and storage" system to stow our planet-warming carbon dioxide (CO 2) emissions safely underground is a major challenge of engineering,
Feasibility study of energy storage using hydraulic fracturing in
An energy storage system is considered feasible if its efficiency is at least 80%. As such, it is necessary to enhance energy storage efficiency to meet this
Monitoring geological storage of CO2: a new approach | Scientific
CO 2 capture, transport, and storage (CCS) is the technology with the potential to significantly prevent CO 2 build-up in the atmosphere from fossil fuel use. The oil and gas industry has been
Fault Leakage Behaviors and Co2 Migration in Different Types of Geological Carbon Storage | Chemistry and Technology of Fuels and Oils
Geological carbon storage is considered to be an effective measure to mitigate climate crisis. The method in which CO2 is stored depends on its phase state and the depth at which it is injected. In this study, the fault-reservoir system is constructed to elucidate the fault leakage behaviors and CO2 migration in different geological storage
Leakage of CO 2 from geological storage and its impacts on fresh
Leakage of CO2 from the geological storage is a serious issue for the sustainability of the receiving fresh soil–water systems. Subsurface water quality issues are no longer related to one type of pollution in many regions around the globe. Thus, an effort has been made to review studies performed to investigate supercritical CO2 (scCO2) and CO2 enrich brine
Challenges and opportunities of energy storage technology in
Currently, existing energy storage technologies can be divided into the following categories based on the type of storage medium: (1) Mechanical energy storage technologies, including pumped hydro storage [14, 15], compressed air energy storage [16, 17], carbon dioxide and supercritical carbon dioxide energy storage [18, 19], flywheel
Estimating geological CO 2 storage security to deliver on climate
However, lack of confidence in geologic CO 2 storage security remains a barrier to CCS implementation. Here we present a numerical program that calculates CO 2 storage security and leakage to the
Oil pipeline leakage monitoring developments in China
Oil pipeline leakage monitoring is an important means to ensure the safe, environmentally friendly, efficient and reliable operation of oil and gas pipelines,
Heavy oil-derived carbon for energy storage applications
In this article, we summarize the recent progress of carbon materials derived from heavy oil by-products and their utilization as electrode materials for energy storage devices. At first, we give a brief introduction to the features and advantages of heavy oil by-products compared to biomass and polymers as the precursors of carbon materials.
Practical leakage risk assessment for CO2 assisted enhanced oil recovery and geologic storage in Ohio''s depleted oil
Practical leakage risk assessment for CO 2 assisted enhanced oil recovery and geologic storage in Ohio''s depleted oil fields Author links open overlay panel Andrew Duguid a, Justin Glier b, Michael Heinrichs c, Jared Hawkins c, Rick Peterson c, Srikanta Mishra c
Leakage risk assessment of a CO2 storage site: A review
Risks assessment of CO 2 storage sites. Leakage of CO 2 from the storage sites is the major risk associated with a CCS project ( Deel et al., 2007 ). According to the risk profile shown in Fig. 2, the risk of leakage from a storage site is very high when a reservoir/field is gone through injection for the first time ( Benson, 2007 ).
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This study investigated how subsurface and atmospheric leakage from geologic CO2 storage reservoirs could impact the deployment of Carbon Capture and Storage (CCS) in the global energy system. The Leakage Risk Monetization Model was used to estimate the costs of leakage for representative CO2 injection scenarios, and
Offshore Geological Storage of Hydrogen: Is This Our
Expectations for energy storage are high but large-scale underground hydrogen storage in porous media (UHSP) remains largely untested. This article identifies and discusses the scientific challenges of
Stability evaluation of underground gas storage salt caverns with micro-leakage interlayer in bedded rock salt of Jintan, China | Acta Geotechnica
Recent in situ pressure test indicates that there is a mudstone interlayer with high permeability in the open hole of the underground gas storage (UGS) salt caverns in Jintan, China. The interlayer is called the "micro-leakage interlayer (MLI)." MLI brings a great new challenge for UGSs construction and operation. The stability evaluation is the
Wellbore leakage risk management in CO2 geological utilization and storage
Abstract. CO 2 geological utilization and storage (CGUS) is an important technology to achieve a deep cut of global CO 2 emissions. CO 2 leakage from the subsurface may impair the performance of CGUS projects, and the CO 2 leakage through wellbores is the most common leakage pathway. This paper proposes a workflow for
Potential CO2 leakage from geological storage sites: advances and challenges | Environmental
This paper provides an overview of recent advances and remaining challenges in predicting, quantifying, detecting and mitigating carbon dioxide (CO2) leakage from geological storage sites to overlying aquifers and the atmosphere. Sequestering carbon dioxide in deep geological formations offers a promising solution for reducing
