Results 31 to 40 of about 8,722,657 (381)

Characterizing the Dissolution Rate of CO2-Brine in Porous Media under Gaseous and Supercritical Conditions

open access: yesApplied Sciences, 2017
The CO2-brine dissolution homogenizes the distribution of residual CO2 and reduces the leakage risk in the saline aquifer. As a key parameter to immobilize the free CO2, the dissolution rate of CO2-brine could be accelerated through mechanisms like ...
Bohao Wu   +8 more
doaj   +1 more source

An Improved ELM Model Based on CEEMD-LZC and Manifold Learning for Short-Term Wind Power Prediction

open access: yesIEEE Access, 2019
The nonlinear characteristics of wind power series and random fluctuation characteristics of wind resources have a harmful effect on stability of wind power prediction.
Chao Zhang   +6 more
doaj   +1 more source

Dissipative Particle Dynamics with energy conservation

open access: yes, 1997
Dissipative particle dynamics (DPD) does not conserve energy and this precludes its use in the study of thermal processes in complex fluids. We present here a generalization of DPD that incorporates an internal energy and a temperature variable for each ...
Boek E. S.   +10 more
core   +4 more sources

Weber-like interactions and energy conservation [PDF]

open access: yes, 1997
Velocity dependent forces varying as $k(\hat{r}/r)(1 - \mu \dot{r}^2 + \gamma r \ddot{r})$ (such as Weber force), here called Weber-like forces, are examined from the point of view of energy conservation and it is proved that they are conservative if and
A.K.T. Assis   +10 more
core   +2 more sources

Governing energy consumption in China: a comprehensive assessment of the energy conservation target responsibility system

open access: yesEnergy Transitions, 2020
The governance of energy consumption in China is of environmental significance from the standpoints of preventing local air pollution and global climate change.
K. Lo
semanticscholar   +1 more source

Research on Distributed Power Capacity and Site Optimization Planning of AC/DC Hybrid Micrograms Considering Line Factors

open access: yesEnergies, 2018
With the rapid development of AC/DC hybrid microgrids and the widespread use of distributed power resources, planning strategies for microgrids with high-density distributed power generation have become an urgent problem.
Hao Pan   +5 more
doaj   +1 more source

Influence of Particle Size Distribution on the Physical Characteristics of Pore-Filling Hydrate-Bearing Sediment

open access: yesGeofluids, 2021
Nature gas hydrates (NGHs) are regarded as a potential alternative energy source due to their huge reserves and wide distribution. According to the geophysical surveys, the pore-filling hydrates occupy a large proportion of the global hydrate reserves ...
Peng Wu   +4 more
doaj   +1 more source

Quasi-Local Conservation Equations in General Relativity

open access: yes, 2001
A set of exact quasi-local conservation equations is derived from the Einstein's equations using the first-order Kaluza-Klein formalism of general relativity in the (2,2)-splitting of 4-dimensional spacetime.
Bergqvist   +23 more
core   +1 more source

Noether-Like Theorems for Causal Variational Principles [PDF]

open access: yes, 2015
The connection between symmetries and conservation laws as made by Noether's theorem is extended to the context of causal variational principles and causal fermion systems. Different notions of continuous symmetries are introduced.
Finster, Felix, Kleiner, Johannes
core   +2 more sources

Energy Conservation and Hawking Radiation

open access: yes, 2004
The conservation of energy implies that an isolated radiating black hole cannot have an emission spectrum that is precisely thermal. Moreover, the no-hair theorem is only approximately applicable.
Parikh, Maulik K.
core   +1 more source

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