Reducing Geothermal Drilling Risk with JIWA T.o.R

Identification of hydrothermal alteration is a fundamental aspect to understanding the geothermal systems. What is hydrothermal alteration? What are the factors that control its process? What can we infer regarding to the geothermal exploration? and how to analyze them? Learn it now in the video!

In this video, we will discuss hydrothermal alteration zones and its characteristics. Including its application for geothermal exploration. Click the title to learn it now!

Did you know that hydrothermal alteration minerals have very important roles in geothermal system? In this video, we will discuss the functions of hydrothermal alteration minerals to determine condition of geothermal system.

Did you know that epidote is one of the most "discussed" alteration mineral by the geothermal geologists? What's the importance of epidote in terms of geothermal system evaluation? and how to identify them?

Did you know that geothermal or "thermal" manifestation is the only component of a geothermal system that we can directly observe in the surface? What is geothermal manifestation? and how to categorize them in terms of heat transfer principles?

Did you know that geothermal fluids have diverse chemistries? what are geothermal fluids in terms of geochemistry? and how can we classify them? In this video, we will discuss fluid geochemistry 101 from a geochemistry perspective.

Boiling chloride spring is one of the most important geothermal manifestations in terms of geochemical analysis. Whats the difference between "boiling chloride spring" "chloride spring" and "thermal spring"? why its such an important component for a geochemist in geothermal exploration?

"Fumarole" is derived from Latin language, i.e., fumus (smoke). In science definition, fumarole is emitted gas from geothermal reservoir in the volcanic area. Whats the difference between fumarole and other type of thermal manifestation? Whats the importance of this manifestation in terms of geothermal system evaluation?

"Garbage in, garbage out". Quality control in geothermal surface manifestation aims to minimize the uncertainty of our interpretation in subsurface condition. In this video, we will learn of geochemical data QA/QC and what should we consider in quality control of fluid geochemistry data to obtained the best result.

Geochemical method is a powerful tool to constrant the subsurface uncertainty. There is various methods that we can use for geothermal application. What is the difference between one method to another? and how to utilize them for geothermal exploration? Click the title to learn more!

How scientists can find out the temperature of the earth's subsurface without actually observing them? In geoscience, we use the "Geothermometer" approach to know them. What is a geothermometer? is it some kind of "measurement tool"? and how to use them? check it out in the video!

Also known as "water" or "solute" geothermometer, liquid geothermometer is the "most known" geothermometer method in the geothermal industry. This type of geothermometer, along with gas geothermometer, is collectively termed as "chemical geothermometers", a common geochemical method to estimate the geothermal reservoir temperature. What is the advantage of using liquid geothermometer for geothermal application? is there any limitation?

What should we do if hot spring is "not available" in our geothermal system? Can we use this gas geothermometer instead? Is there any difficulties to utilize them? Click the title to learn them in the video!

Whats the difference between "isotope" compared to the "chemical" geothermometer? Is there any advantage of using this method compared to the others? What should we understand before utilizing them for geothermal exploration? learn more in the video!

Did you know that geochemistry can help us in develop a "reliable" conceptual model for geothermal exploration? What are the key components of the geochemical method in terms of geothermal system evaluation? any potential pitfalls? In this subject, we will learn more about it, watch and learn!

Geophysics is one of the most important method to reduce the geothermal subsurface uncertainty. In this video, we will discuss the importance of geophysics in geothermal application, variations of its method, and how to utilize them in geothermal exploration.

Did you know that resistivity parameter is one of the key data to constraint the geothermal subsurface uncertainty in the exploration phase? Check this video to find out!

It is necessary to integrate various suitable geophysical methods to get the most "reliable" results for geothermal exploration. Gravity and magnetic is one of these commonly used methods by a geothermal geophysicist. Click the title and learn it more in the video!

Magnetotelluric one of the geophysical methods that has been frequently used in geothermal exploration. In this video, we will discuss on MT data acquisition, from the field setup, advantages, major drawbacks, including the application of TDEM to complement the MT data in a way you could never expect!

What do you know about steps in MT data processing? Whats the difference that we could see in MT cross-sections before and after static correction? and how to read and evaluate them for geothermal applications. In this video we learn about them with case studies from the geothermal field that have been evaluated to broaden your insight about this particular geophysical method!

Magnetotelluric is a powerful tool to "image" the subsurface condition for in geothermal exploration stage. In order to be utilized, MT data needs to be modeled with the correct approach. In this video, we will learn a step by step process from raw data transformation to MT inversion, before any further use in geothermal application.

Data quality control is an essential part of processing to utilizing the MT Data. In this video, we will discuss what should we be concerned about in the processing process of MT data, how to differentiate good-or-bad data, and how to evaluate them.

Build an integrated conceptual model of geothermal subsurface is an important factor of exploration drilling success and effectiveness. The key question in this video is "how to build a reliable conceptual model by integrating the results of a magnetotelluric survey?" lets check it out!

The capability of gravity model to help us delineate the subsurface condition is quite popular in the geothermal industry. Before any further discussion about its application, the first question should be how to get the gravity data? what strategy that we need to take?

The accuracy of the subsurface model is very important in gravity data processing. However, a lot of unnecessary information or unpredictable issue may occur during the data recording. What should we do to address this?

Data processing is a crucial stage in gravity data modeling. We need to apply the proper corrections and analysis in order to produce a good interpretation. In this video, we will discuss about the types of correction, density determination, and spectral analysis method to determine the regional, residual, and noise data!

Modelling the gravity data can be done in 2D, 2.5D, and 3D. How to model it into these dimension? and how to use them for geothermal conceptual model? learn it now in this video!

What is "heat transfer"? what do you know about "geothermal gradient"? Why we need to understand the principle of heat transfer in terms of geothermal subsurface evaluation? lets check it out!

In this video, we will discusses the principle of "horizontal" or "lateral" thermal gradient to support conceptual model development, including the top of reservoir estimation in the exploration stage. However, since we only have the 3G survey data and no well data is available/minimum during the exploration phase, what should we do to obtain this information?

Did you know that geological characteristics in the subsurface will affect the variations of horizontal thermal gradients? What can we infer regarding geothermal exploration? Click the title and learn it now!

What is "3G Survey"? whats the difference between each "Geology" "Geochemistry" and "Geophysics" approach? In this video, we will discuss about the "3G" survey overview for geothermal exploration. Learn it now!

Geothermal conceptual model is a key to successful geothermal resource utilization, from exploration, and development, to the monitoring stage. In this video, we will discuss the overview of geothermal conceptual model development from 3G data in the exploration stage.

What do you know about "drilling" for geothermal application? Is it the same with drilling in the O&G Industry? If you're still new to this subject, learn it now in this "101" video!

Exploration drilling, also known as "test drilling", is an important step in geothermal exploration to confirm the existence of economically viable resources based on integrated conceptual mode development from the 3G survey. A number of well-logging activities were also carried out to obtain the subsurface data to constraint resource uncertainty. Click the title and learn it now!

Prior to drilling the geothermal wells, it is necessary to compile all important information to apply the "best" strategy for drilling the well into a document, known as "well prognosis", as soon as the possibility of drilling the well arises. Curious to learn about it? learn it now in this video!

Well targeting is the part of well prognosis work that focus on "targeting" the best drilling location. Did you know that there’s a lot of aspects that we need to consider in well targeting? Click the title and learn it now!

Top of Reservoir (T.o.R) estimation is a mandatory aspect to identified, before, during, and after drilling the geothermal wells. In this video, we will discuss what is T.o.R and its important role to reduce geothermal drilling risk.

What is geothermal casing? how to design the best casing configuration for our geothermal well? Click the title and learn it now!

Casing setting depth is a key factor to design a "reliable" casing to support our well integrity. What do we need to know in terms of casing setting depth? Lets check it out!

Silahkan email ke jiwa.learning@gmail untuk informasi lebih lanjut mengenai akses software JIWA ToR, tools untuk estimasi Top of Reservoir beserta video tutorialnya. Anda juga bisa mengunjungi website JIWA System (daftar akun terlebih dahulu)