| NEAR-SURFACE GEOTHERMAL MAPPING – TESTING THE tTEM GEOPHYSICAL TECHNIQUE IN THE ROTORUA GEOTHERMAL FIELD |
R. Reeves, J. Pedersen, T. Brakenrig, P. Maurya, R. Kraghede, F. Christenson, L. McGovern and B. Moorhead |
Session 4.3 - Geophysics |
Rotorua geothermal Field, tTEM, Geophysics, permeability, resistivity, geothermal mapping |
New Zealand Geothermal Workshop |
2021 |
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| MACHINE LEARNING INVESTIGATION OF INJECTION-SEISMICITY IN ROTOKAWA GEOTHERMAL FIELD |
P. Yu, D. Dempsey, A. Calibugan, R. Archer |
Session 4.3 - Geophysics |
Microseismicity, injection, time series feature engineering, seismicity rate, significant features, p-value |
New Zealand Geothermal Workshop |
2021 |
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| MEASURING HEAT FLUX DYNAMICS THROUGH THE CLAY CAP IN THE WAIRAKEI-TAUHARA GEOTHERMAL FIELD |
A. Ardid, R. Archer, F. Sepulveda and D. Dempsey |
Session 4.3 - Geophysics |
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New Zealand Geothermal Workshop |
2021 |
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| DISTRIBUTED TEMPERATURE SENSING IN FRACTURED LOW-TEMPERATURE RESERVOIRS — LESSONS LEARNED IN NEW ZEALAND AND CENTRAL EUROPE |
L. Janku-Capova, P. Dedecek, T. Fischer, R. Sutherland and J. Townend |
Session 4.3 - Geophysics |
DTS, fibre-optic cable, geothermal gradient, heat flux, permeable fractures |
New Zealand Geothermal Workshop |
2021 |
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| ANISOTROPIC GEOTHERMAL HOST ROCK? CASE STUDY OF NEVADO DEL RUIZ, COLOMBIA |
P. Aguilera and L. Adam |
Session 4.3 - Geophysics |
Anisotropy, Colombia, metamorphic rocks, Nevado del Ruiz, ultrasonic waves |
New Zealand Geothermal Workshop |
2021 |
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| TECHNO-ECONOMIC ESTIMATION OF THE GEOTHERMAL POTENTIAL OF EXISTING COLOMBIAN OILFIELD PRODUCTION WELLS |
C.T. Coronado, W. Yu, I. Severinsen, B.V. Campen and B. Young |
Seesion 4.2 - Production and Management 2 |
Organic Rankine Cycle, Low temperature utilization, Co-produced fluid |
New Zealand Geothermal Workshop |
2021 |
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| Steam Purity Troubleshooting: The Berlin Geothermal Steam Field, El Salvador |
C. Umanzor, S.J. Zarrouk, and A. Rodríguez |
Seesion 4.2 - Production and Management 2 |
Steam Purity, Berlin Geothermal Steamfield, El Salvador, Steam Scrubbing |
New Zealand Geothermal Workshop |
2021 |
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| INVESTIGATION OF COOLING WATER CHEMICAL DOSING: THE OHAAKI GEOTHERMAL POWER STATION COOLING TOWER |
M. Young and S.J. Zarrouk |
Seesion 4.2 - Production and Management 2 |
Cooling water, microbiological control, algae, biocides, Sulphur Oxidising Bacteria, Ohaaki, cooling tower |
New Zealand Geothermal Workshop |
2021 |
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| MODELLING AND OPTIMISATION OF A BINARY POWER PLANT UTILISING A LOW TO MEDIUM TEMPERATURE GEOTHERMAL RESOURCE |
K. Wibowo, W. Yu, B.V. Campen, B. Young |
Seesion 4.2 - Production and Management 2 |
Geothermal binary plant, modelling, and optimisation |
New Zealand Geothermal Workshop |
2021 |
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| ACCURACY AND RELIABILITY ANALYSIS OF TRACER FLOW TESTING IN GEOTHERMAL SYSTEMS |
Z.J. Dong, R.Y. Jaen, C. McBride, S. Krakhin |
Seesion 4.2 - Production and Management 2 |
Geothermal, Tracer Flow Testing, Isopropanol, Benzoate |
New Zealand Geothermal Workshop |
2021 |
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| Analysis of the impact of the reinjection of gases on the mass flow rate from production wells at varying reservoir conditions |
A. Choudhary, J. Burnell, R. Rayudu and J. Hinkley |
Seesion 4.2 - Production and Management 2 |
Greenhouse gases, emissions, reservoir, geothermal fields, production, wellbore, reinjection |
New Zealand Geothermal Workshop |
2021 |
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| NUMERICAL MODELLING FOR CARBON ACCOUNTING FROM GEOTHERMAL POWER PLANTS |
M.J. Gravatt, J.P. O’Sullivan, J. Popineau and M.J. O’Sullivan |
Session 3.4 - Matauranga Maori, & Environmental |
Reservoir modelling, Emissions, Geothermal, Carbon accounting, Emissions Trading Scheme |
New Zealand Geothermal Workshop |
2021 |
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| A REVIEW OF GEOTHERMAL RESOURCE MANAGEMENT UNDER THE RMA 1991 WITH A VIEW TO THE FUTURE |
P. Doorman, J.L. Lebe, K. Luketina, J. McLeod, and P. Parson |
Session 3.4 - Matauranga Maori, & Environmental |
sustainable management, integrated management, Māori partnerships, spatial planning, environmental limits |
New Zealand Geothermal Workshop |
2021 |
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| GEOTHERMAL GREENHOUSE GAS EMISSIONS IN NEW ZEALAND IN 2020: LIFECYCLE AND OPERATIONAL EMISSIONS |
K. McLean, I. Richardson |
Session 3.4 - Matauranga Maori, & Environmental |
Carbon dioxide, methane, geothermal, operational emissions, lifecycle emissions |
New Zealand Geothermal Workshop |
2021 |
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| MODELLING DISCHARGE STIMULATION USING A TRANSIENT WELLBORE SIMULATOR WITH AN AIR-WATER EQUATION OF STATE |
R. Tonkin, J. O’Sullivan, M. O’Sullivan |
Session 3.3 - Reservoir Modelling 2 |
discharge stimulation, air-water EOS, transient, wellbore simulation, gas lifting, air compression |
New Zealand Geothermal Workshop |
2021 |
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| DATA-WORTH ANALYSIS: DESIGNING A MONITORING PLAN FOR ROTORUA THAT REDUCES UNCERTAINTY |
K. Dekkers, M. Gravatt, O.J. Maclaren, R. Nicholson, J. O’Sullivan, M. O’Sullivan |
Session 3.3 - Reservoir Modelling 2 |
Reservoir modelling, Rotorua, Uncertainty quantification, Data-worth analysis |
New Zealand Geothermal Workshop |
2021 |
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| DATA-SPACE INVERSION FOR EFFICIENT GEOTHERMAL RESERVOIR MODEL PREDICTIONS AND UNCERTAINTY QUANTIFICATION |
A. Power, D. Wong, K. Dekkers, M. Gravatt, O.J. Maclaren, J.P. O’Sullivan, M.J. O’Sullivan, R. Nicholson |
Session 3.3 - Reservoir Modelling 2 |
Data-space inversion, reservoir modelling, geothermal model calibration, uncertainty quantification, data-worth analysis |
New Zealand Geothermal Workshop |
2021 |
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| TESTING SPATIALLY FLEXIBLE BOTTOM BOUNDARY PARAMETER SCHEMES AND PRIORS FOR GEOTHERMAL RESERVOIR MODELS |
E.K. Bjarkason, O.J. Maclaren, J.P. O’Sullivan, M.J. O’Sullivan, A. Suzuki1 and R. Nicholson |
Session 3.3 - Reservoir Modelling 2 |
Geothermal model calibration, boundary conditions, uncertainty quantification, ensemble-based methods, parameterisation, reservoir modelling |
New Zealand Geothermal Workshop |
2021 |
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| AN UPDATED NUMERICAL MODEL OF THE OHAAKI GEOTHERMAL FIELD |
M.J. O’Sullivan, T. Renaud, M.J. Gravatt, J. Riffault, J. Popineau, J.P. O’Sullivan, N.C. Ruiz and M. Sophy |
Session 3.3 - Reservoir Modelling 2 |
Reservoir modelling, Geothermal, Ohaaki, Broadlands, Leapfrog, conceptual modelling |
New Zealand Geothermal Workshop |
2021 |
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| NUMERICAL MODELLING OF FLUID FLOW AND HEAT TRANSFER IN A DUALPOROSITY DOMAIN IN THE SHALLOW ZONE OF THE NESJAVELLIR GEOTHERMAL SYSTEM |
E. Gómez-Diaz, J. Newson, S. Scott, T. Ratouis |
Session 3.3 - Reservoir Modelling 2 |
Numerical modelling, Dual porosity, MINC, Geothermal reinjection |
New Zealand Geothermal Workshop |
2021 |
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