A system for optimizing a geothermal heating and cooling system operation comprises a drill rig and a processor. The drill rig is configured to construct a geothermal borehole according to operational parameters and deploy a coiled tubing or joint drill pipes enabled drill bit. The processor is configured to receive user specification of (i) one or input parameters and (ii) a first coefficient of performance (COP) of a heat pump for constructing the geothermal borehole. The processor is configured to apply a model to determine the set of operational parameters for constructing the first geothermal borehole. The processor is configured to collect, in real time during the construction, sensor data from sensors positioned on the drill bit, update the model according to the sensor data, update the operational parameters according to the updated model, and control the construction of the first geothermal borehole according to the updated operational parameters.

A system comprises a production well having an inlet in fluid communication with an underground reservoir, wherein the reservoir is at a first temperature and contains a native aqueous solution, a working fluid withdrawn from the reservoir into the inlet and through the production well. The working fluid comprises a non-water component and an aqueous component comprising a portion of the aqueous solution. The system further comprises a separation apparatus in communication with the production well configured to separate the aqueous component from the working fluid to provide a dewatered working fluid, wherein the aqueous component is from more than 0 wt. % to no more than a specified threshold of the dewatered working fluid. The system also includes an energy recovery system that comprises an expansion device through which the dewatered working fluid passes and produces work energy and a generator that converts the work energy to electricity.

Provided is a scrubber apparatus for geothermal power generation configured to treat gas from geothermal power generation equipment to supply a power generation apparatus with the treated gas. The scrubber apparatus for geothermal power generation comprises: a wet-type cyclone scrubber unit that has a reaction tower into which the gas is introduced and a liquid spray unit for spraying liquid into the reaction tower and that is configured to treat the gas with the liquid; a gas derivation unit connected to the wet-type cyclone scrubber unit and configured to derive the gas to the power generation apparatus; and a swirling unit that is arranged farther downstream than the liquid spray unit in a gas flow channel including the wet-type cyclone scrubber unit and the gas derivation unit and that is configured to swirl the gas in a predetermined swirling direction.

Embodiments of systems and methods for generating power in the vicinity of a drilling rig are disclosed. During a drilling operation, heat generated by drilling fluid flowing from a borehole, exhaust from an engine, and/or fluid from an engine's water (or other fluid) jacket, for example, may be utilized by corresponding heat exchangers to facilitate heat transfer to a working fluid. The heated working fluid may cause an ORC unit to generate electrical power.

Thermal energy is extracted from geological formations using a heat harvester. In some embodiments, the heat harvester is a once-through, closed loop, underground heat harvester created by directionally drilling through hot rock. The extracted thermal energy can be converted or transformed to other forms of energy.

A system includes a wellbore that extends from a surface into a subterranean formation. In addition, the system includes a power generation assembly including a fluid circuit that is in fluid communication with the wellbore wherein the power generation assembly is configured to generate electricity in response to a flow of a working fluid through the fluid circuit. Further, the system includes a bubble pump positioned within the wellbore that is configured to circulate the working fluid between the fluid circuit of the power generation assembly and the wellbore via a thermosiphon effect.

The technical outcome of the proposed geothermal energy device is to increase its efficiency (CE), to simplify and cheapen the construction. The geothermal energy device contains downstream and upstream pipes, which are filled with fluid thermal agent and placed in the borehole, which is unilaterally closed from the ground surface; the pipes are connected to each other with a heat exchanger in the depth of the borehole. The downstream pipe is equipped with several mechanical non-return valves; on the same pipe there is also installed a down pushing pump of the thermal agent (e.g. isobutane). The end of the upstream pipe on the ground surface is directed towards the condensation type steam turbine, equipped with the controlled (e.g. electromagnetic) valve, and turned towards the mentioned turbine by the Laval nozzle. The energy device additionally contains the device of the frequency/duration control to lock and unlock the mentioned controlled valve.

Disclosed herein are system, apparatus, article of manufacture, method and/or computer program product embodiments, and/or combinations and sub-combinations thereof, for using direction-angles to identify geologic features and geologic attributes for use in geothermal, oil and gas, mining, and other applications. An example embodiment operates by receiving a discrete three-dimensional (3D) representation of a geologic volume comprising a set of 3D orientations, where each 3D orientation is represented as a set of direction-angles measured relative to a set of coordinate axes. The example embodiment further operates by receiving a set of other measurements of properties of the geologic volume, In response, the example embodiment operates by correlating the set of 3D orientations with the set of other measurements to generate a geologic correlation data structure. Subsequently, the example embodiment operates by identifying a geologic attribute or a geologic feature associated with the geologic volume based on the geologic correlation data structure.

A tool for drilling a borehole through a formation. The tool comprises a body, blades having rotationally leading surfaces extending from the tool body, cutting elements secured at least partially within cutting element pockets, and linear or rounded transition surfaces between the cutting element pockets and the rotationally leading surface of the blades. The rounded transition surfaces have a radius of curvature between about 3 and 150 millimeters. The disclosure also includes a method of manufacturing an earth-boring downhole tool comprising: providing a tool body and blades comprising a rotationally leading surface extending from the tool body; Forming cutting element pockets into the blades proximate the rotationally leading surface of the blades; Forming linear or rounded transition surfaces between the cutting element pockets and the rotationally leading surface of the blades, the rounded transition surfaces having a radius of curvature between about 3 and 150 millimeters; And securing cutting elements at least partially within the cutting element pockets.

A subterranean geothermal power generation system is disclosed herein, comprising a closed cavity, a temperature differential mechanical power generation device, an electric power generation device and a heat conduction module. The mechanical power generation device with a heat source end and a cold source end and the electric power generation device are integrated into the cavity. The heat source end is exposed from the cavity for contacting with a heat source in the well; the cold source end and the electric power generation device are located in the cavity. A heat conduction fluid is filled into the cavity, the heat conduction module extends from the cavity to the outside of the well. Accordingly, a temperature difference between the cold source end and the heat source end is created to enable the mechanical power generation device to mechanically drive the electric power generation device to generate electricity.