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Journal of Sound and Vibration, ISSN 0022-460X, 08/2014, Volume 333, Issue 17, pp. 3889 - 3903
The correlation-based location methods are widely used in leak detection of the pipelines assuming that the acoustic speed has been known and constant. In... 
BLIND SYSTEM-IDENTIFICATION | FLUID-FILLED PIPES | REPRESENTATIONS | NOISY ENVIRONMENTS | AXISYMMETRICAL WAVES | GUIDED-WAVES | BURIED PIPES | ENGINEERING, MECHANICAL | DISTRIBUTIONS | ACOUSTICS | MECHANICS | DELAY ESTIMATION | WAVE-NUMBER PREDICTION | Pipe lines | Vibration | Gas transmission industry | Natural gas | Leakage | Correlation | Gas pipelines | Constants | Acoustics | Leak detection
Journal Article
Process Safety and Environmental Protection, ISSN 0957-5820, 07/2013, Volume 91, Issue 4, pp. 253 - 261
► Propose novel sound pressure capture method based on acoustic technology. ► Position and alarm gas leakage in time by acoustic detection method in experiment... 
Gas pipeline leakage | Acoustic detection | Fuzzy Support Vector Machine | INSPECTION | ENGINEERING, CHEMICAL | ENGINEERING, ENVIRONMENTAL | Pipe lines | Gas transmission industry | Mechanical engineering | Natural gas
Journal Article
Sensors (Basel, Switzerland), ISSN 1424-8220, 01/2019, Volume 19, Issue 2, p. 310
In leak noise correlation surveys, time delay estimation (TDE) is of great importance in pinpointing a suspected leak. Conventional TDE methods involve... 
Time delay estimation | LMS adaptive algorithm | Phase spectrum | Pipeline leakage detection | LOCATION | SYSTEM | ELECTROCHEMISTRY | LOCALIZATION | CHEMISTRY, ANALYTICAL | pipeline leakage detection | TIME-DELAY ESTIMATION | SENSOR | time delay estimation | phase spectrum | WAVE | INSTRUMENTS & INSTRUMENTATION | OIL | GAS
Journal Article
PLoS ONE, ISSN 1932-6203, 03/2019, Volume 14, Issue 3, p. e0213101
Journal Article
Environmental Science & Technology, ISSN 0013-936X, 04/2016, Volume 50, Issue 8, pp. 4546 - 4553
We present a tool for modeling the performance of methane leak detection and repair programs that can be used to evaluate the effectiveness of detection... 
Models, Theoretical | Markov Chains | Computer Simulation | Environmental Monitoring - methods | Methane - analysis | Natural Gas - analysis | Oil and Gas Fields
Journal Article
Journal of Environmental Economics and Management, ISSN 0095-0696, 09/2012, Volume 64, Issue 2, pp. 199 - 216
Journal Article
NDT and E International, ISSN 0963-8695, 04/2018, Volume 95, pp. 1 - 8
Existing magnetic dipole models cannot provide the accurate prediction result of the effect of the stress on the magnetic flux leakage (MFL) induced by defects... 
Stress concentration | Magnetic flux leakage | Magnetic dipole model | J-A model | GAS-PIPELINE | INSPECTION | STEEL | FERROMAGNETIC HYSTERESIS | MATERIALS SCIENCE, CHARACTERIZATION & TESTING | WIRE
Journal Article
Science of the Total Environment, ISSN 0048-9697, 04/2019, Volume 659, pp. 773 - 782
Journal Article
Environmental Research Letters, ISSN 1748-9318, 07/2018, Volume 13, Issue 7, p. 75012
Land use change and leakage effects stemming from technological change, conservation programs, and other policy interventions have received considerable... 
Economics | Leakage | International trade | Demand elasticity | Land use change | TRADE | GREEN-REVOLUTION | GLOBALIZATION | demand elasticity | DRIVERS | MODEL | ENVIRONMENTAL SCIENCES | economics | DEMAND | IMPACT | PRODUCTIVITY | GAS | land use change | METEOROLOGY & ATMOSPHERIC SCIENCES | international trade | leakage | FOOD
Journal Article
Geophysical Research Letters, ISSN 0094-8276, 12/2007, Volume 34, Issue 24, pp. L24402 - n/a
A new field facility was used to study CO2 migration processes and test techniques to detect and quantify potential CO2 leakage from geologic storage sites.... 
Hydrology | Diel, seasonal, and annual cycles | Biogeosciences | Modeling | Instruments and techniques | Trace gases | carbon dioxide | geologic carbon sequestration | leakage | TRANSPORT | GEOSCIENCES, MULTIDISCIPLINARY
Journal Article
International Journal of Refrigeration, ISSN 0140-7007, 02/2017, Volume 74, pp. 12 - 21
•Comprehensive analysis of a large number of F-gas leakage records was conducted.•A methodology of categorizing refrigerant leakage incidents is... 
Leakage | F-gas emissions | Émissions de F-gaz | Supermarchés | Refrigerant | Supermarkets | Frigorigène | Fuite | THERMODYNAMICS | FUTURE | ENGINEERING, MECHANICAL | Analysis | Refrigerants | Investigations
Journal Article
Measurement, ISSN 0263-2241, 02/2019, Volume 133, pp. 182 - 192
•For the first time, DBN is designed for predicting internal valve leakage rates.•Three types of data are used to establish the prediction models.•The... 
Deep learning | Acoustic emission | Leakage rate prediction | Deep belief network | Internal valve leakage | SUPPORT VECTOR MACHINES | INSTRUMENTS & INSTRUMENTATION | ENGINEERING, MULTIDISCIPLINARY | Acoustic emission testing | Service stations (Motor vehicles) | Valves | Neural networks | Analysis
Journal Article
Climatic Change, ISSN 0165-0009, 2009, Volume 93, Issue 3-4, pp. 285 - 309
The economics of CO2 capture and storage in relation to the possibility of leakage of CO2 from geological reservoirs once this greenhouse gas has been stored... 
Earth Sciences | Meteorology/Climatology | SEQUESTRATION | ENVIRONMENTAL SCIENCES | TECHNOLOGICAL-CHANGE | COSTS | ABATEMENT | STABILIZATION | CLIMATE POLICY | IMPACTS | METEOROLOGY & ATMOSPHERIC SCIENCES | CAPTURE | Climate change | Geology | Greenhouse gases | Environmental economics | Carbon offsets
Journal Article
Proceedings of the National Academy of Sciences of the United States of America, ISSN 0027-8424, 12/2019, Volume 116, Issue 52, pp. 26376 - 26381
Methane emissions due to accidents in the oil and natural gas sector are very challenging tomonitor, and hence are seldomconsidered in emission inventories and... 
Methane | Satellite remote sensing | Well blowout | General | TROPOMI | Natural gas | natural gas | 4 CORNERS | MULTIDISCIPLINARY SCIENCES | methane | well blowout | satellite remote sensing | CLIMATE | Leakage | Greenhouse effect | Canyons | Emission | Satellite observation | Greenhouse gases | Anthropogenic factors | Gas wells | Emission inventories | Emissions | Natural gas industry | Accidents
Journal Article
Journal of Engineering for Gas Turbines and Power, ISSN 0742-4795, 06/2016, Volume 138, Issue 6, p. 062504
The Wankel rotary engine offers a greater power density than piston engines, but higher fuel consumption and hydrocarbon emissions, in large part due to poor... 
ENGINEERING, MECHANICAL | Gas leakage | Research | Leakage | Low speed | Gas seals | High speed | Seals | Rotary engines | Corners | Natural gas
Journal Article
Applied Energy, ISSN 0306-2619, 02/2018, Volume 212, pp. 175 - 184
•Degradation characteristics of a micro turbine by internal leakages are analyzed.•An off-design analysis was carried out after validation using actual... 
Off-design simulation | Micro gas turbine | Internal leakage | Performance change | SYSTEM | ENGINEERING, CHEMICAL | IMPACT | OPERATION | ENERGY & FUELS | SIMULATION | DIAGNOSTICS
Journal Article