Energy & Green Tech

Tech breakthrough could boost states' use of geothermal power

Lawmakers in some states have been laying the groundwork to add geothermal power to the electrical grid and pump underground heat into buildings. Now, a technological breakthrough could dramatically expand those ambitions—and ...

Energy & Green Tech

Deep learning model could improve oil extraction

A research team from Skoltech introduced a model to facilitate the planning stage of oil well development. It will help obtain important data about a well—for example, the model can compare a prospective well with those ...

Engineering

Micro drilling turbines improve efficiency of geothermal systems

Geothermal systems are becoming an increasingly important source of clean and, above all, baseload-capable energy. But the wells, which can be several thousand meters deep, are risky, and things can sometimes go wrong. Fraunhofer ...

Robotics

'Mole-bot' optimized for underground and space exploration

Mole-bot, a drilling biomimetic robot designed by KAIST, boasts a stout scapula, a waist inclinable on all sides, and powerful forelimbs. Most of all, the powerful torque from the expandable drilling bit mimicking the chiseling ...

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Drilling

Drilling is a cutting process that uses a drill bit to cut or enlarge a hole in solid materials. The drill bit is a multipoint, end cutting tool. It cuts by applying pressure and rotation to the workpiece, which forms chips at the cutting edge.

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