English
Related papers

Related papers: Technical barriers for deep closed-loop geothermal

200 papers

This paper studies the design and dynamic modelling of a novel thermal energy storage (TES) system combined with a refrigeration system based on phase change materials (PCM). Cold-energy production supported by TES systems is a very…

Systems and Control · Electrical Eng. & Systems 2024-02-08 G. Bejarano , J. J. Suffo , M. Vargas , M. G Ortega

We introduce and analyze a class of heat engines composed of interacting units, in which the thermal reservoir is associated with the neighborhood surrounding each unit. These systems can be mapped onto stochastic opinion models and are…

Statistical Mechanics · Physics 2025-09-10 Carlos E. Fiore

The operating principle and performances of the Multi-layer Thick Gaseous Electron Multiplier (M-THGEM) is presented. The M-THGEM is a novel hole-type gaseous electron multiplier produced by multi-layer printed circuit board technology; it…

Instrumentation and Detectors · Physics 2016-06-24 M. Cortesi , S. Rost , W. Mittig , Y. Ayyad Limonge , D. Bazin , J. Yurkon , A. Stolz

The author offers a new kind of thermonuclear reflect reactor. The remarkable feature of this new reactor is a three net AB reflector, which confines the high temperature plasma. The plasma loses part of its energy when it contacts with the…

General Physics · Physics 2008-03-27 Alexander Bolonkin

Heat flux sensors have potential in enabling applications that require tracking of direct and instantaneous thermal energy transfer. To facilitate their use, the sensors have to be robust and feasible to implement, while maintaining high…

Applied Physics · Physics 2020-06-05 Antti Immonen , Saku Levikari , Feng Gao , Mikko Kuisma , Pertti Silventoinen

The High Intensity Heavy-Ion Accelerator Facility is a new project in the Institute of Modern Physics. The dipole magnets of all rings are conceived as fast cycled superconducting magnet with high magnetic field and large gap, the warm iron…

Instrumentation and Detectors · Physics 2015-04-20 Xiaoying Zhang , Beimin Wu , Dongsheng Ni , Yuquan Chen , Wei Wu , Lizhen Ma

The day-ahead energy and reserve management with transmission restrictions and voltage security limits is a challenging task for large-scale power systems in the presence of real-time variations caused by the uncertain demand and the…

Optimization and Control · Mathematics 2018-11-22 L. P. M. I. Sampath , M. Hotz , H. B. Gooi , W. Utschick

We present a new analytic expression for the heat current through a general harmonic network coupled with Ohmic reservoirs. We use a new method that enables us to express the stationary state of the network in terms of the eigenvectors and…

Quantum Physics · Physics 2015-06-22 Nahuel Freitas , Juan Pablo Paz

The extended phase space thermodynamics and heat engines for static spherically symmetric black hole solutions of four dimensional conformal gravity are studied in detail. It is argued that the equation of states (EOS) for such black holes…

General Relativity and Quantum Cosmology · Physics 2018-07-04 Hao Xu , Yuan Sun , Liu Zhao

The conventionally independent power, water, and heating networks are becoming more tightly connected, which motivates their joint optimal energy scheduling to improve the overall efficiency of an integrated energy system. However, such a…

Systems and Control · Electrical Eng. & Systems 2021-11-29 Sidun Fang , Chenxu Wang , Yashen Lin , Changhong Zhao

Extended from its electromagnetic counterpart, transformation thermodynamics applied to thermal conduction equations can map a virtual geometry into a physical thermal medium, realizing the manipulation of heat flux with almost arbitrarily…

Classical Physics · Physics 2015-06-19 Yichao Liu , Wei Jiang , Sailing He , Yungui Ma

The study of electron transport in low-dimensional systems is of importance, not only from a fundamental point of view, but also for future electronic and spintronic devices. In this context heterostructures containing a two-dimensional…

Mesoscale and Nanoscale Physics · Physics 2020-08-25 M. J. Iqbal , D. Reuter , A. D. Wieck , C. H. van der Wal

Some years ago we have proposed a thermal mount with electronically variable thermal resistance [1]. In this earlier work the feasibility of such a structure has been demonstrated. Now we intend to realize this mount in a maturated form,…

Materials Science · Physics 2007-09-13 V. Szekely , G. Mezosi

To limit the global temperature increase to 1.5 degrees Celsius, fossil-free energy systems will be required eventually. To understand how such systems can be designed, the current state-of-the-art is to apply techno-economical optimisation…

Physics and Society · Physics 2020-05-01 K. Zhu , M. Victoria , G. B. Andresen , M. Greiner

The objective of this work is to define best practices in the management of geothermal exploration data. This study builds on a questionnaire to survey the geothermal data management practices in mature geothermal markets. The inquiry…

Geothermal energy provides continuous low emission potential but is underused in Qatar because of high capital costs, drilling risks, and uncertainty in subsurface conditions. This study examines how automation can improve the techno…

Computers and Society · Computer Science 2025-12-16 Tariq Eldakruri , Edip Senyurek

Enhanced Geothermal Systems are the primary sources of interest nowadays. The paper presents a novel concept for the extraction of the magmatic heat directly from the magma chamber by utilizing the thermodynamic Retrograde Condensation…

Geophysics · Physics 2015-08-06 Mark Labinov

We introduce a new functional nanoscale device, a single-electron heat diode, consisting of two quantum dots or metallic islands coupled to electronic reservoirs by tunnel contacts. Electron transport through the system is forbidden but the…

Mesoscale and Nanoscale Physics · Physics 2011-06-21 Tomi Ruokola , Teemu Ojanen

We investigate the heat properties of charged AdS black holes in the Gauss-Bonnet gravity coupled with nonlinear electrodynamics. We consider the thermodynamics of black holes from the perspective of heat capacity and show that the…

General Relativity and Quantum Cosmology · Physics 2023-04-11 Yang Guo , Yan-Gang Miao

Thermal convection based micro-electromechanical accelerometer is a relatively new kind of acceleration sensor that does not require a solid proof mass, yielding unique benefits like high shock survival rating, low production cost, and…

Applied Physics · Physics 2018-01-24 Rahul Mukherjee , Joydeep Basu , Pradip Mandal , Prasanta Kumar Guha
‹ Prev 1 8 9 10 Next ›