| REMOVING SILICA FROM GEOTHERMAL WATER - RE-DESIGN OF THE PILOT PLANT AND INVESTIGATION OF OPERATION AT ELEVATED PRESSURE |
T. Borrmann, M. Schweig, J.H. Johnston, M.J. Cairns and H.P. Fraser |
Session 2.3 – Silica & Corrosion 1 |
Scale formation, silica scale, silica, calcium silicate hydrate, nano-structured calcium silicate hydrate, calcium carbonate, calcite, calcite scale, geothermal energy |
New Zealand Geothermal Workshop |
2019 |
English |
| TWO VIEWPOINTS FOR REMOVAL OF SILICIC ACID FROM GEOTHERMAL WATER TO PREVENT SILICA SCALING |
K. Yonezu, H. Inoue, S.K. Masunaga, Y. Kiyota, K. Watanabe and T. Yokoyama |
Session 2.3 – Silica & Corrosion 1 |
Removal of silicic acid, Geothermal water, Silica scale, Prevention method |
New Zealand Geothermal Workshop |
2019 |
English |
| PROGRESS IN THE CALCIUM SILICATE TECHNOLOGY DEVELOPMENT TO PREVENT SILICA DEPOSITION AND FACILITATE ENHANCED ENERGY RECOVERY FROM A GEOTHERMAL RESOURCE |
J.H. Johnston, T. Borrmann, M. Schweig, M.J. Cairns and H.P. Fraser |
Session 2.3 – Silica & Corrosion 1 |
Geothermal, separated water, nanostructured calcium silicate, silica sinter, binary, heat exchanger, enhanced energy recovery, fertilizer, building, paper |
New Zealand Geothermal Workshop |
2019 |
English |
| The material corrosion test on pH adjustment condition by acid at geothermal field in Japan |
N. Yanagisawa, Y. Masuda, M. Sato, K. Kasai, K. Osato, K. Sakura |
Session 2.3 – Silica & Corrosion 1 |
material corrosion rate, two-phase fluid, acidic fluid, pH, Cr equivalent, carbon steel |
New Zealand Geothermal Workshop |
2019 |
English |
| SUPERHOT FLUIDS: THE ORIGIN AND FLUX OF NATURAL GREENHOUSE GASES IN VOLCANIC AREAS |
I. Chambefort, M. Rowe, A. Mazot, T.J. Yang and D. Farsky |
Session 2.2 – Geoscience 2 |
Deep geothermal gas, natural greenhouse gas, magmatic source, Taupo Volcanic Zone |
New Zealand Geothermal Workshop |
2019 |
English |
| GEOLOGICAL EVOLUTION OF THE ROTOKAWA GEOTHERMAL SYSTEM, NEW ZEALAND |
S.D. Milicich, I. Chambefort, C.J.N. Wilson, S.A. Alcaraz, A. Calibugan, C. Bardsley |
Session 2.2 – Geoscience 2 |
Taupō Volcanic Zone, New Zealand, U-Pb dating, geochronology, Rotokawa geothermal system |
New Zealand Geothermal Workshop |
2019 |
English |
| THICK SILICIC VOLCANIC SEQUENCES AT MUARA LABOH AND RANTAU DEDAP GEOTHERMAL FIELDS, SUMATRA, INDONESIA: IMPLICATIONS FOR RESERVOIR ARCHITECTURE AND PERMEABILITY |
W. Mussofan, J. Stimac, M.C. Baroek, A. Colvin, R.P. Sidik, N. Ganefianto, S. Santana |
Session 2.2 – Geoscience 2 |
Sumatra, Tectonism, Silicic Volcanism, Basin, Caldera, Muara Laboh, Rantau Dedap, Petrography, Alteration, Image Log, Reservoir, Permeability |
New Zealand Geothermal Workshop |
2019 |
English |
| HYDROGEOLOGIC CONTROLS ON STRATOVOLCANIC GEOTHERMAL SYSTEMS |
K.B. Alexander |
Session 2.2 – Geoscience 2 |
Stratovolcanoes, hydrogeology of geothermal systems |
New Zealand Geothermal Workshop |
2019 |
English |
| GEOTHERMAL SUBSIDENCE AND INFLATION IN TAUPO: A COMPARISON OF DETECTION METHODS |
M. Harvey, J. McLeod, K. Luketina, and C. Harvey |
Session 2.2 – Geoscience 2 |
aerial, survey, photogrammetry, New, Zealand, drone, UAV, UAS, subsidence, PSInSAR, Sentinel-1 |
New Zealand Geothermal Workshop |
2019 |
English |
| USE OF GRAVITY, MICROEARTHQUAKE, AND TRACER INJECTION TEST DATA IN CALIBRATING THE TIWI NUMERICAL RESERVOIR MODEL |
F.R. Cinco, H.L. Marcuap, and A.J. Menzies |
Session 2.1 – Modelling & Simulation 2 |
Tiwi, reservoir model, numerical modeling, geothermal model, precision gravity, microearthquake, tracer injection, conceptual model |
New Zealand Geothermal Workshop |
2019 |
English |
| AN UPDATED CONCEPTUAL MODEL OF THE TOMPASO GEOTHERMAL FIELD USING NUMERICAL SIMULATION |
A. Lesmana, H.B. Pratama, A. Ashat, N.M. Saptadji and F. Gunawan |
Session 2.1 – Modelling & Simulation 2 |
Tompaso, TOUGH2, natural state, conceptual model |
New Zealand Geothermal Workshop |
2019 |
English |
| CHARACTERISTICS OF FLOWS IN PERVASIVELY FRACTURED ANDESITES, ROTOKAWA GEOTHERMAL FIELD, NEW ZEALAND |
W. Kissling and C. Massiot |
Session 2.1 – Modelling & Simulation 2 |
Fracture flow, permeability anisotropy, fluid dispersion, Rotokawa |
New Zealand Geothermal Workshop |
2019 |
English |
| LEAPFROG 3D TEMPERATURE DISTRIBUTION BASED ON TOUGH2 NUMERICAL MODELLING: A NEW APPROACH |
M.C. Supijo, H.B. Pratama and Sutopo |
Session 2.1 – Modelling & Simulation 2 |
Leapfrog Geothermal, TOUGH2, Numerical Modelling, Atadei Geothermal Field |
New Zealand Geothermal Workshop |
2019 |
English |
| An update on the Waiwera geothermal flow simulator: development and applications |
A. Croucher, M. J. O'Sullivan, J. O'Sullivan, A. Yeh, J. Burnell and W. Kissling |
Session 2.1 – Modelling & Simulation 2 |
Reservoir models, numerical modelling, flow simulator |
New Zealand Geothermal Workshop |
2019 |
English |
| GEOTHERMAL ENERGY UTILIZATION OF ABANDONED PETROLEUM INDUSTRY WELLS; CASE STUDY: THE POTENTIAL OF HOT WATER PRODUCTION IN TISZATARJAN HUNGARY |
A.R. Darana, S. Peter, and N. Gabor |
Session 1.3 – Geothermal & Petroleum |
Geothermal, direct use, abandoned petroleum industry well |
New Zealand Geothermal Workshop |
2019 |
English |
| UTILIZATION OF ABANDONED OIL WELLS IN GEOTHERMAL APPLICATIONS |
J. Bo, J. Saeid, and N. Younes |
Session 1.3 – Geothermal & Petroleum |
Geothermal, Abandoned oil wells, Utilization, Efficiency |
New Zealand Geothermal Workshop |
2019 |
English |
| GEOTHERMAL ENERGY FROM PETROLEUM WELLS IN NEW ZEALAND: BENEFITS AND HURDLES |
A.G. Reyes |
Session 1.3 – Geothermal & Petroleum |
petroleum wells, heat extraction, Taranaki |
New Zealand Geothermal Workshop |
2019 |
English |
| WHAT OPPORTUNITIES ARE EVIDENT FOR GEOTHERMAL WITH THE LOSS OF KIWI GAS? |
B. Rogers, and J. Goh |
Session 1.3 – Geothermal & Petroleum |
energy supply, gas, geothermal, electricity, spot price |
New Zealand Geothermal Workshop |
2019 |
English |
| THE CHARACTERISTICS OF HYDROTHERMAL ALTERATION AT STEAMING GROUND IN THE NORTHEASTERN PART OF TATUN VOLCANO GROUP, TAIWAN |
M. Fujisaki, S. Taguchi, H. Chiba, Y. Lu, S. Song, K. Watanabe, K. Yonezu |
Session 1.2 – Geoscience 1 |
geothermal, silicified rock, fluid inclusion, sulfur isotope, Tatun |
New Zealand Geothermal Workshop |
2019 |
English |
| SUBSURFACE ALTERATION AND 3D MODELLING IN ASAL-RIFT GEOTHERMAL FIELD, DJIBOUTI |
M.A. Aden, A. Imai, K. Yonezu, T. Tindell |
Session 1.2 – Geoscience 1 |
Asal-rift, Dalha basalt, Stratoid series, Asal series, quartz index, 3D modelling |
New Zealand Geothermal Workshop |
2019 |
English |