| A 3-D GEOLOGICAL MODEL OF THE ROTORUA GEOTHERMAL FIELD |
S. Alcaraz, J. Barber |
Session 2A: GRN |
Rotorua Geothermal Field, 3-D visualisation, Geological modelling, Leapfrog Geothermal |
New Zealand Geothermal Workshop |
2015 |
English |
| ROTOKAWA: RESERVOIR RESPONSE OF 172 MW GEOTHERMAL OPERATION |
D. Hernandez, S. Addison, S. Sewell, L. Azwar and M. Barnes |
Session 8B |
Geothermal, Rotokawa, Reservoir Engineering, Modelling. |
New Zealand Geothermal Workshop |
2015 |
English |
| DYKING PROCESSES AT ARUS-BOGORIA GEOTHERMAL PROSPECT IN KENYA REVEALED USING GRAVITY AND MICROSEISMIC DATA |
J.K. Mulwa and N.O. Mariita |
Session |
Dyking, tectonic activity, gravity, micro-seismic, Arus-Bogoria |
New Zealand Geothermal Workshop |
2015 |
English |
| OPTIMIZING HYBRID NONCONDENSABLE GAS REMOVAL SYSTEMS FOR
FLASH STEAM GEOTHERMAL POWER PLANTS |
J.C. Richardson |
Session 6C:
Next 10,000MW |
Noncondensable gas, NCG Removal System, Steam Jet Air Ejector, Liquid Ring Vacuum Pump, Hybrid Vacuum System. |
New Zealand Geothermal Workshop |
2015 |
English |
| MEASUREMENT OF TWO PHASE FLOWS IN GEOTHERMAL PIPELINES USING RADIO FREQUENCY (RF) POWER MEASUREMENTS: EXPERIMENTAL RESULTS |
J.R. SISLER, Sadiq J. ZARROUK |
Session 2B: Above Ground |
Geothermal flow measurement, Well discharge testing, two-phase, Horizontal Discharge, Enthalpy, dryness fraction, Orifice Plate |
New Zealand Geothermal Workshop |
2015 |
English |
| MEASUREMENT OF TWO PHASE FLOWS IN GEOTHERMAL PIPELINES USING LOAD-CELLS: FIELD TRIAL RESULTS |
J.R. SISLER, S.J. ZARROUK, A. URGEL, Y.W. LIM, R. ADAMS
and S. MARTIN |
Session 2B: Above Ground |
Geothermal flow measurement, Well discharge testing, two-phase, Horizontal Discharge, Enthalpy, dryness fraction, Orifice Plate, |
New Zealand Geothermal Workshop |
2015 |
English |
| DEVELOPMENT OF A GEOTHERMAL RESOURCE POLICY
FOR PAPUA NEW GUINEA |
M. Chrisp |
Session 2C |
Geothermal Resource Policy, Environmental Issues. |
New Zealand Geothermal Workshop |
2015 |
English |
| PROBABILISTIC RESOURCE ASSESSMENT USING THE NGATAMARIKI NUMERICAL MODEL THROUGH EXPERIMENTAL DESIGN AND RESPONSE SURFACE METHODS (ED AND RSM) |
J.J. Quinao and S.J. Zarrouk |
Session 1A:
Reservoir Engineering/Modelling |
Resource assessment, numerical model, proxy model, experimental design, Ngatamariki, uncertainty analysis. |
New Zealand Geothermal Workshop |
2015 |
English |
| PAIWERA – A ROBUST WELLBORE SIMULATOR FOR GEOTHERMAL APPLICATIONS |
P. Franz |
Session 1A:
Reservoir Engineering/Modelling |
geothermal, wellbore simulator |
New Zealand Geothermal Workshop |
2015 |
English |
| RECENT DEVELOPMENTS IN THE PYTOUGH SCRIPTING LIBRARY FOR TOUGH2 SIMULATIONS |
A.E. Croucher |
Session 4A |
Reservoir modelling, TOUGH2, Python |
New Zealand Geothermal Workshop |
2015 |
English |
| PERSPECTIVES ON GEOTHERMAL PERMEABILITY |
I. Wallis, H. Moon, J. Clearwater, L. Azwar and M. Barnes |
Session 9B:
Reservoir Engineering/Production |
permeability, matrix, porosity, fracture volume, fracture spacing, numerical modeling |
New Zealand Geothermal Workshop |
2015 |
English |
| Aerodynamic Design of Radial Inflow Turbine for Medium Scale Organic Rankine Cycle System |
L. Chen, B. Habib, N. Inskip |
Session 1B: Above Ground |
Radial inflow turbine, organic rankine cycle, aerodynamic design, numerical simulation |
New Zealand Geothermal Workshop |
2015 |
English |
| OBSTACLES AND STRATEGIES OF ACHIEVING GEOTHERMAL ENERGY TARGET OF 1000 MW IN ECUADOR: A TECHNO-POLITICAL OVERVIEW |
D.A. MOYA, and P. KAPARAJU |
Session 5C:
Next 10,000MW |
Ecuador, energy policy, regulations, geothermal potential, investment, environmental issues. |
New Zealand Geothermal Workshop |
2015 |
English |
| VARIABILITY OF GEOTECHNICAL PROPERTIES OF MATERIALS WITHIN WAIRAKEI SUBSIDENCE BOWL, NEW ZEALAND |
W. Koros, J. O’Sullivan, J. Pogacnik, M. O’Sullivan, M. Pender C. Bromley |
Session 7B:
Reservoir Engineering/Modelling |
ABAQUS, Subsidence, triaxial test, Shear Strength, Modified Cam-Clay, Mohr-Coulomb, Wairakei geothermal field. |
New Zealand Geothermal Workshop |
2015 |
English |
| ADAPTING SURFACE FACILITIES TO CHANGES IN ROTOKAWA RESERVOIR IN THE FIRST 5 YEARS OF NGA AWA PURUA |
V. Hoepfinger, A. Marsh and R. Maginness |
Session 8B |
Geothermal, Steam Field, Surface Facilities, Power Plant, Well Evaluation, Pipeline Model, Rotokawa, Nga Awa Purua |
New Zealand Geothermal Workshop |
2015 |
English |
| METHODOLOGY OF PRE-FEASIBILITY STUDY FOR A BINARY GEOTHERMAL POWER PLANT UTILIZING LOW-MODERATE TEMPERATURE HEAT SOURCES |
D. Budisulistyo, R. Wijninckx and S. Krumdieck |
Session 3B: Above Ground (Binary - ORC) |
Organic rankine cycle, pre-feasibility study, potential geothermal wells and binary geothermal power plant. |
New Zealand Geothermal Workshop |
2015 |
English |
| GEOLOGICAL STRUCTURES OF THE OKAUIA LOW-T GEOTHERMAL SYSTEM (HAURAKI RIFT ZONE, NEW ZEALAND) INVESTIGATED USING GRAVITY DATA AND DIGITAL TOPOGRAPHIC MODEL |
S. Soengkono and R. Reeves |
Session 3A |
Low-temperature geothermal system, 3D gravity modeling, alluvium sediments, normal faults, digital elevation model (DEM), permeable path |
New Zealand Geothermal Workshop |
2015 |
English |
| Optimising Silica Additions in a Durable Geothermal Cementing Formulation to Improve Rheological Properties |
M.D.W. Sharp, N.B. Milestone and T.Y.F. Sanchez, |
Session 5B |
Well cementing, rheology, viscosity, dispersant, admixture, silica. |
New Zealand Geothermal Workshop |
2015 |
English |
| EXPERIMENTAL SIMULATION OF RE-INJECTION OF NON-CONDENSABLE GASES INTO GEOTHERMAL RESERVOIRS: GREYWACKE-FLUID INTERACTION |
M. Passarella, B.W. Mountain, S.J. Zarrouk, J. Burnell |
Session 2A: GRN |
Non-condensable gases (NCG), geochemical interactions, geothermal energy, greywacke, geothermal brine, re-injection. |
New Zealand Geothermal Workshop |
2015 |
English |
| EFFECTIVE ENVIRONMENTAL DECISION MAKING IN THE PACIFIC – TAKARA GEOTHERMAL PROJECT, EFATE, VANUATU |
S. Daysh, B. White, T. Tari and K. McPherson |
Session 2C |
Environmental Impact Assessment, Environmental Monitoring, Environmental Management, Vanuatu Geothermal, Pacific Islands Geothermal, Community Engagement, Decision Making Process, New Zealand Assistance. |
New Zealand Geothermal Workshop |
2015 |
English |