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Study of Production-Injection Strategies for Sustainable Production in Geothermal Reservoir Two-Phase by Numerical Simulation

Study of Production-Injection Strategies for Sustainable Production in Geothermal Reservoir Two-Phase by Numerical Simulation

Nenny Miryani Saptadji, Heru Berian Pratama Geothermal Engineering Study Program, Institut Teknologi Bandung, Indonesia Jl. Ganesha 10, Bandung, 40132, Indonesia E-mail: nenny.saptadji@geothermal.itb.ac.id   Abstract The main issue in the management of the two-phase liquid-dominated geothermal field is a rapid pressure decline in the reservoir which affects steam supply to the power plant. The changes of […]

Microzonation and Study of Jakarta Sedimentary Basin for Earthquake Hazard Mitigation

Microzonation and Study of Jakarta Sedimentary Basin for Earthquake Hazard Mitigation

HEAD OF TEAM : Prof. Sri Widiyantoro, Ph.D. TEAM MEMBERS : Rexha Verdhora Ry, M.T., Dr. Tedi Yudistira, Dr. Andri Dian Nugraha OFFICIAL ADDRESS : Jurusan Teknik Geofisika, ITB Bandung, Jalan Ganesha 10 Bandung   Introduction Improving earthquakes risk assessment in populated cities is crucial considering the global growth of population and infrastructure. Learning from […]

Coupled Hydraulic and Mechanics Finite Element Modeling of CO2 Injection into a Layered Isotropic Media Using FEHM

Coupled Hydraulic and Mechanics Finite Element Modeling of CO2 Injection into a Layered Isotropic Media Using FEHM

Herdis Haerusalam [1], David Prambudi Sahara [2], Fatkhan [3] [1] Study Program of Geophysical Engineering, Faculty of Mining and Petroleum Engineering, Institut Teknologi Bandung, Ganesha 10, Bandung 40132, Indonesia [2] Global Geophysics Research Group, Faculty of Mining and Petroleum Engineering, Insitut Teknologi Bandung, Ganesha 19, Bandung 40132, Indonesia [3] Exploration and Engineering Seismology Research Group, […]

Formation of Ferronickel Particle from Saprolitic Nickel Ore at 900-1250 °C by Coal and Fluxes Addition

Formation of Ferronickel Particle from Saprolitic Nickel Ore at 900-1250 °C by Coal and Fluxes Addition

Zulfiadi Zulhan, Windu Shalat, Rifqi, Rachmat Mukti Prasojo Department of Metallurgical Engineering, Faculty of Mining and Petroleum Engineering, Institut Teknologi Bandung Email: zulfiadi.zulhan@gmail.com     Extended Abstract Indonesia posses 5.7 billion tons nickel ore reserve. The amount of mined nickel ore is around 30 – 40 million tons per year and it tends to increase […]

Indonesian coal characterization in supporting its beneficiation as syngas source

Indonesian coal characterization in supporting its beneficiation as syngas source

Agus Haris Widayat, Komang Anggayana, Mirza Dian Rifaldi E-mail: haris@mining.itb.ac.id   EXTENDED ABSTRACT Coal is usually benefited for its calorific value, either conventional direct burning or unconventional beneficiation such as gasification and liquefaction. Thermal characteristics are thus important in determining the most appropriate coal beneficiation. Specifically, in coal gasification, thermal characteristics are related to coal […]

Permeability Anisotropy Effect in Reservoir Characterization: New Rock Typing Approach

Permeability Anisotropy Effect in Reservoir Characterization: New Rock Typing Approach

Dedy Irawan, Falza Izza Wihdany, Kharisma Idea Department of Petroleum Engineering, Faculty of Mining and Petroleum Engineering, Institut Teknologi Bandung, Jalan Ganesha No. 10, Bandung 40132, Indonesia Email: di@tm.itb.ac.id   Abstract This study presents the effect of permeability anisotropy; maximum horizontal permeability (kx), horizontal permeability of 90o (ky), and vertical permeability (kz), in applying rock […]

Capacitance-Resistive Models with GRG Nonlinear Solving Method for Waterflood Optimization

Capacitance-Resistive Models with GRG Nonlinear Solving Method for Waterflood Optimization

Doddy Abdassah, Dian Dwi Andiani, Dedy Irawan Department of Petroleum Engineering, Faculty of Mining and Petroleum Engineering, Institut Teknologi Bandung, Jalan Ganesha No. 10, Bandung 40132, Indonesia Email: abdassah@yahoo.com   Abstract In evaluating reservoir production prediction, sometimes a method is needed that can predict while considering the availability of time and resources, reliability and application […]

Exploring the Japan Cave in Taman Hutan Raya Djuanda, Bandung Using Gpr

Exploring the Japan Cave in Taman Hutan Raya Djuanda, Bandung Using Gpr

Widodo Widodo, Azizatun Azimmah, Djoko Santoso Journal of Environmental and Engineering Geophysics (2018) 23 (3): 377-381. https://pubs.geoscienceworld.org/jeeg/article-abstract/23/3/377/548364/exploring-the-japan-cave-in-taman-hutan-raya?redirectedFrom=fulltext https://doi.org/10.2113/JEEG23.3.377   ABSTRACT Investigating underground cavities is vital due to their potential for subsidence and total collapse. One of the proven geophysical methods for locating underground cavities at a shallow depth is ground penetrating radar (GPR). GPR uses […]

Seismic imaging and petrology explain highly explosive eruptions of Merapi Volcano, Indonesia

Seismic imaging and petrology explain highly explosive eruptions of Merapi Volcano, Indonesia

S. Widiyantoro, M. Ramdhan, J.-P. Métaxian, P. R. Cummins, C. Martel, S. Erdmann, A. D. Nugraha, A. Budi-Santoso, A. Laurin & A. A. Fahmi   Our seismic tomographic images characterize, for the first time, spatial and volumetric details of the subvertical magma plumbing system of Merapi Volcano. We present P- and S-wave arrival time data, […]

TMLE Energy Green Challenge

TMLE Energy Green Challenge

  PT. TML (Tritama Mitra Lestari) Energy held a event which is TMLEnergy Green Challenge a competition for the public to conduct the goal of saving nature. In this competition there were three competing categories, namely Breakthrough Products for Solar Energy Electricity Applications, Water Management with High TSS Characteristics and Mud Use Value, and Sludge […]

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