| Moving the Calcium Silicate (CaSil) Pilot Plant to Kawerau |
T. Borrmann, M. Schweig, J.H. Johnston, H.P. Fraser |
Session 4.2 - RESERVOIR MODELLING 2 / SCALING AND CORROSION |
Silica scale prevention, calcium silicate technology, geothermal energy, enhanced electricity generation, reduced maintenance, molybdenum blue test, molybdenum yellow test, silica analysis |
New Zealand Geothermal Workshop |
2022 |
English |
| Integration of the Calcium Silicate (CASIL) Technology into Geothermal Power Generation to Prevent Silica Deposition |
J.H. Johnston, T. Borrmann, M. Schweig, M.J. Cairns, H.P. Fraser and S. Aljohani |
Session 5.2 Above Ground Technology 3 |
Silica scale prevention, calcium silicate technology, geothermal energy, enhanced electricity generation, reduced maintenance, direct use, mineral extraction, paper, building, environmentally beneficial applications |
New Zealand Geothermal Workshop |
2020 |
English |
| Integration of the Calcium Silicate Hydrate (CaSil) Technology into Geothermal Power Generation – An Overview of the State-of-Art and Potential Applications |
Johnston, James H.; Borrmann, Thomas; Schweig, Michael; Cairns, Mathew J.; Fraser, H. Putri |
Power plant design and operation; Brine chemistry; Scaling; |
Silica scale prevention, calcium silicate hydrate technology, solid liquid separation, enhanced heat exchange, energy extraction, mineral extraction, fertilizer, paper, building, environmental |
Geothermal Resources Council Transactions |
2020 |
English |
| Integration of the Calcium Silicate Hydrate (CaSil) Technology Into Geothermal Power Plants – Focus on Process Engineering Aspects |
Michael SCHWEIG, James H. JOHNSTON, Thomas BORRMANN, H. Putri FRASER, and Mathew J. CAIRNS |
Corrosion and Scaling |
silica scale prevention, calcium silicate hydrate technology, geothermal energy, enhanced heat exchange, energy extraction, solid liquid separation, lamella separator, mineral extraction |
World Geothermal Congress |
2020 |
English |
| CONTROL OF SILICA SCALES AT MOMOTOMBO NICARAGUA |
N. Delgado, O. Weres, J. Guido and M. Perez |
Session 2.2: Scalling |
Silica Scale Control, Binary Plant, Bottoming Cycle, Brine Line Scale, Momotombo Power Plant |
New Zealand Geothermal Workshop |
2017 |
English |
| Reykjanes Geothermal Field: Clarification of Brine for Reinjection and Production of Precipitated Silica |
Trausti HAUKSSON, Ãrmann E. LUND, KristÃn V. MATTHÃASDÓTTIR, Kiflom G. MESFIN, Þór GÃSLASON, Albert ALBERTSSON |
Production Engineering, Steam Gathering Systems |
silica production, brine reinjection, precipitation, flocculation, clarification, filtration |
World Geothermal Congress |
2020 |
English |
| RESULTS OF THE ELECTROCHEMICAL TREATMENT OF HYDROTHERMAL SEPARATE AT THE MUTNOVSKOE HYDROTHERMAL FIELD (KAMCHATKA, RUSSIA) |
Potapov V.V. |
Modeling |
silica precipitation, Mutnovskoe, Russia |
Stanford Geothermal Workshop |
2001 |
English |
| The Role of Silica Precipitation in the Permeable-Impermeable Boundary Within the Earth’s Crust |
Hanae SAISHU, Atsushi OKAMOTO, Noriyoshi TSUCHIYA |
Geochemistry |
silica precipitation, hydrothermal experiment, the permeable-impermeable boundary |
World Geothermal Congress |
2015 |
English |
| Modeling Amorphous Silica Precipitation: A Strategy to Reduce Silica Precipitation Near Coso Injection Wells |
Jungho Park, David Norman, Kristie McLin, Joe Moore |
Modeling |
silica precipitation, geochemical modeling, pH control, injection well |
Stanford Geothermal Workshop |
2006 |
English |
| Comparative study of silica inhibitor versus pH modification in the geothermal system |
A. Sasoni, A. Wibawa, N.C. Amin, L. Muller, M. Low, M. Bluemle, M. Todd, M. Thasril, H. Azizah, E. Meliala |
Session 6.3 - GEOCHEMISTRY 2 & GEOTHERMAL GEOLOGY 2 |
Silica Inhibitors, Silica Deposition, Field Evaluation |
New Zealand Geothermal Workshop |
2024 |
English |
| ON-LINE SILICA INHIBITION AND DISPERSION BY ORGANIC COPOLYMER DOSING AT WAIRAKEI BINARY PLANT, NEW ZEALAND |
J. Seastres Jr., K. Wigram, C. Siega, A. Dean, K. Barrie and D. Rodman |
Session 3.3: Geochemistry |
silica inhibitor, GEO981, aluminium, colloids, binary plant, GEO962, heat exchanger, reinjection |
New Zealand Geothermal Workshop |
2017 |
English |
| Silica Inhibitor Hot Injection Test at Bacman Geothermal Production Field, Botong, Philippines |
Fidel S. See |
27. Corrosion and Scaling |
silica inhibition, pilot test, hot injection |
World Geothermal Congress |
2010 |
English |
| Heat Flow Density Estimations in the Portuguese Northern Hercynian Massif using Silica Geothermometry |
Correia, Antonio; Ramalho, Elsa C. |
Silica; Heat flow; Mapping |
Silica Geothermometry; Heat Flow Density; Portugal |
Geothermal Resources Council Transactions |
2009 |
English |
| Application of Silica Heat Flow on Geothermal Water Circulation Depth Estimation in the Chingshui Geothermal Field, Taiwan |
Ching-Huei KUO, Chia-Mei LIU, Sheng-Rong SONG, Yu-Wei TSAI |
Geochemistry |
silica geothermometry, silica heat flow, Chingshui geothermal field, Taiwan |
Stanford Geothermal Workshop |
2015 |
English |
| Impact of Silica Gel Deployment on Subsurface Flow and Heat Extraction from Enhanced Geothermal Systems |
Souheil M. EZZEDINE, Jonathan D. HUNT, William BOURCIER, Sarah ROBERTS, Jeffery ROBERTS |
Modeling |
silica gel, numerical modeling, divertors, EGS |
Stanford Geothermal Workshop |
2012 |
English |
| Silica Gel Behavior Under Different EGS Chemical and Thermal Conditions: an Experimental Study |
Jonathan D. HUNT, Souheil EZZEDINE, William BOURCIER, Sarah ROBERTS, Jeffery ROBERTS |
Emerging Technology |
silica gel, experimental apparatus, divertors, EGS |
Stanford Geothermal Workshop |
2012 |
English |
| Extraction of Silica and Other Minerals from Geothermal Brine in New Zealand |
John LEA, Mike OSULLIVAN |
Minerals Extraction and Processing |
silica extraction, scaling, minerals extraction, lithium |
World Geothermal Congress |
2020 |
English |
| An Integrated Approach to Realize Greater Value from High Temperature Geothermal Resources: A New Zealand Example |
Ross T. Harper, Ian A. Thain and James H. Johnston |
SECTION 14 - Economics, Financing, Marketing and Training |
silica extraction, power generation, resource management, New Zealand, Wairakei, Kawerau |
World Geothermal Congress |
1995 |
English |
| Laboratory Experiments on Inhibition of Silica Particulate Deposition in a Porous Column by Dosing of Chemical Reagents into Reinjection Water (2): Prevention and Dissolution of Silica Deposits by Alkali Dosing |
Fukuda, Daisuke; Kawahara, Yoshitaka; Osada, Kazuyoshi; Maetou, Kotaro; Hishi, Yasuyuki; Kato, Osamu; Yokoyama, Takushi; Itoi, Ryuichi; Myogan, Ichiro |
Scaling; Silica |
Silica deposition; silica particle; reinjection water; prevention; dissolution; alkali; Kakkonda |
Geothermal Resources Council Transactions |
2012 |
English |
| Laboratory Experiments on Prevention and Dissolution of Silica Deposits in a Porous Column (1): Solid Deposition Due to Silica Particle Aggregation and Inhibition by Acid Dosing |
Kawahara, Yoshitaka; Fukuda, Daisuke; Togoh, Fumiaki; Osada, Kazuyoshi; Maetou, Kotaro; Kato, Osamu; Yokoyama, Takushi; Itoi, Ryuichi; Myogan, Ichiro |
Scaling; Silica; Brine chemistry |
Silica deposition; silica particle; reinjection brine; sulfuric acid; particle dispersion; Kakkonda |
Geothermal Resources Council Transactions |
2012 |
English |