| Steam Separator Selection for a Geothermal Power Station |
L. McLellan, K. Koorey |
Session 5.4 - Production and Management 3 |
Horizontal Separator, Geothermal Separator, Separator Performance, Separator Design, Rotokawa, Rotokawa Upgrade, Nga Awa Purua, Enthalpy Decline |
New Zealand Geothermal Workshop |
2021 |
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| CORROSION RATE ESTIMATION OF Cr CASING STEELS AT HIGH TEMPERATURE ACID CONDITIONS |
N. Yanagisawa, M. Sato, K. Osato, Y. Yamamoto, K. Lichti, B. Mountain, and L. Sajkowski |
Session 5.3 - Casing and Corrosion |
Material corrosion, Acid fluid, High temperature |
New Zealand Geothermal Workshop |
2021 |
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| RECOVERY OF REINJECTION WELL CAPACITY USING ONLINE DISSOLUTION |
F.E.P. Monterozo, G.R.A. Gica and D. Mantri |
Session 5.3 - Casing and Corrosion |
online dissolution, silica scaling, reinjection well |
New Zealand Geothermal Workshop |
2021 |
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| TURNING THE PRESSURE ON FOR THE NANO-STRUCTURED CALCIUM SILICATE HYDRATE (CASIL) SOLUTION TO SILICA SCALING |
T. Borrmann, J.H. Johnston and M. Schweig |
Session 5.3 - Casing and Corrosion |
Silica, silica scale prevention, calcium silicate hydrate, solid liquid separation, lamellar separation, steam carry-over |
New Zealand Geothermal Workshop |
2021 |
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| CHEMICAL REMOVAL OF FORMATION SCALE IN GEOTHERMAL PRODUCTION WELLS |
K. McLean, D. Wilson, L. Muller and M. Bluemle |
Session 5.3 - Casing and Corrosion |
Geothermal production well, formation scale, chemical cleaning, well recovery, stimulation |
New Zealand Geothermal Workshop |
2021 |
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| CASE STUDY: ONLINE GEOTHERMAL WELL STIMULATION AND SILICA-BASED FORMATION SCALE REMOVAL |
D. Wilson, L. Muller, K. McLean and M. Bluemle |
Session 5.3 - Casing and Corrosion |
Online Chemical Cleaning, Silica Scaling, Reinjection Wells, Geothermal Well Stimulation |
New Zealand Geothermal Workshop |
2021 |
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| GEOTHERMAL AND HYDROGEN: COULD HYDROGEN MAKE SOME GEOTHERMAL PROJECTS VIABLE? |
A. Dean, G. Ussher, W. Gerardi, L. Schwartz, A. Batten, A. Hochwimmer, and S. Henderson |
Session 5.2 - Reservoir Modelling & Future Stream 2 |
Geothermal, Green Hydrogen, Carbon Emissions, Stranded Geothermal, Baseload |
New Zealand Geothermal Workshop |
2021 |
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| SYNERGIES BETWEEN GEOTHERMAL AND SOLAR PV GENERATION |
A. Batten, P. Apperley, L. Schwartz, S. Henderson, and T. Montague |
Session 5.2 - Reservoir Modelling & Future Stream 2 |
geothermal, solar, PV, co-locating, variable, renewable, generation |
New Zealand Geothermal Workshop |
2021 |
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| NEW ZEALAND’S PATHWAY TO SUPERCRITICAL GEOTHERMAL ENERGY USE: MOVING FORWARD TO EXPLORATION DRILLING |
B. Carey, M. Climo, I. Chambefort, C. Miller, A. Rae, D. Kissick, P. Bixley, R. Winmill |
Session 5.2 - Reservoir Modelling & Future Stream 2 |
supercritical geothermal energy, strategic approach, renewable energy, green hydrogen, exploratory geothermal drilling, geothermal energy investment, regulatory framework, supercritical, well design, Geothermal: The Next Generation (GNG) |
New Zealand Geothermal Workshop |
2021 |
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| CARBON NEGATIVE GEOTHERMAL: THEORETICAL COMBINED GEOTHERMAL BECCS INJECTION CYCLE |
K.A. Titus, D. Dempsey, R. Peer |
Session 5.2 - Reservoir Modelling & Future Stream 2 |
geothermal, hybrid, biomass, dissolved CO2, BECCS, forestry waste, reinjection, non-condensable gases |
New Zealand Geothermal Workshop |
2021 |
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| NUMERICAL INVESTIGATION OF COUNTER-FLOW PROCESSES IN GEOTHERMAL WELLS |
R. Tonkin, J. O’Sullivan, M. O’Sullivan |
Session 5.2 - Reservoir Modelling & Future Stream 2 |
Transient, wellbore, simulation, counter flow, heat up |
New Zealand Geothermal Workshop |
2021 |
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| EVOLUTION OF GEOTHERMAL DIRECTIONAL DRILLING IN INDOENSIA THROUGH FIT-FOR-PURPOSE ENGINEERING WORKFLOWS AND TECHNOLOGY MAPPING |
R.B. Nugraha, R.P. Harmanto, A.Z. Kurnia, H.M. Escalera, H. Halim, K.W. Murti, M.A. Dhanto |
Session 4.4 - Drilling & Well Testing 2 |
geothermal, directional drilling, sliding, torque and drag, hole cleaning, well trajectory |
New Zealand Geothermal Workshop |
2021 |
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| HYDRAULIC RIG AND ITS CHALLENGE TO CONDUCT SLIMHOLE GEOTHERMAL EXPLORATION DRILLING |
H. Wiharlan, V. Agustino, D. Chaerudin, D. Adityatama, R. Pratiwinda and P. Mawajaya |
Session 4.4 - Drilling & Well Testing 2 |
geothermal, drilling, hydraulic rig, exploration, Indonesia |
New Zealand Geothermal Workshop |
2021 |
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| LOW-TEMPERATURE THIXOTROPIC CEMENT DESIGN OVERCOMES SURFACE SECTION DRILLING CHALLENGES – DEEP GEOTHERMAL EXPLORATION PROJECT, JAVA - INDONESIA |
H. Permana, and K. Tambunan |
Session 4.4 - Drilling & Well Testing 2 |
drilling, cement slurry design, thixotropic cement, drilling challenges, unconsolidated andesitic lava, boulders, loss circulation, hole problem |
New Zealand Geothermal Workshop |
2021 |
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| Comparison of Geothermal Well Costs for Slim-hole Exploration wells versus Big-hole Exploration wells |
V. Agustino, G. Rifki, S. Ratnasari, F. Ranti |
Session 4.4 - Drilling & Well Testing 2 |
slimhole, exploration, well cost, geothermal, drilling, Indonesia |
New Zealand Geothermal Workshop |
2021 |
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| Coiled Tubing Live Well Cleanout |
D. Wilson, J. Anderson |
Session 4.4 - Drilling & Well Testing 2 |
Coil Tubing, Live Well Cleanout, Workover, Calcite, Silica, Scale removal, Air hammer, DTH hammer, CTH hammer |
New Zealand Geothermal Workshop |
2021 |
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| THEORETICAL MODELS OF MAGMA ASCENT THROUGH A GEOTHERMAL BOREHOLE |
D. Dempsey, C. McConnochie |
Session 4.4 - Drilling & Well Testing 2 |
Magma, geothermal, drilling, eruption, borehole, fluid dynamics, crystallization |
New Zealand Geothermal Workshop |
2021 |
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| Using Electromagnetic Telemetry for Abandonment Cement Slurry Design on Coiled Tubing |
J. Anderson, T. Ryan, D. Belle |
Session 4.4 - Drilling & Well Testing 2 |
Electromagnetic, Measure While Drilling (MWD), Geothermal Cementing, Geothermal Coiled Tubing |
New Zealand Geothermal Workshop |
2021 |
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| IMAGING THE ALTERATION AND DEFORMATION HALO ABOVE THE DIORITE TONALITE INTRUSIVE AT THE NGATAMARIKI GEOTHERMAL FIELD |
S. Sewell, M. Savage, J. Townend, C. Hopp, S. Mrocek and K. Graham |
Session 4.3 - Geophysics |
Ngatamariki, Rotokawa, seismic tomography |
New Zealand Geothermal Workshop |
2021 |
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| GEOPHYSICAL, GEOCHEMICAL AND MINERALOGICAL CHARACTERISTICS OF THE ALTERATION AND DEFORMATION HALO ABOVE A DIORITE-TONALITE INTRUSIVE COMPLEX AT NGATAMARIKI GEOTHERMAL FIELD |
S. Sewell, M.P. Simpson, M.F. Gazley and M. Savage |
Session 4.3 - Geophysics |
Ngatamariki, geophysics, intrusive, hydrothermal minerals, rock chemistry |
New Zealand Geothermal Workshop |
2021 |
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