Results 231 to 240 of about 5,462,643 (288)

Optoelectronic Synaptic Devices Using Molecular Telluride Phase‐Change Inks for Three‐Factor Learning

open access: yesAdvanced Functional Materials, EarlyView.
Optoelectronic synaptic devices based on solution‐processed molecular telluride GST‐225 phase‐change inks are demonstrated for three‐factor learning. A global optical signal broadcast through a silicon waveguide induces non‐volatile conductance updates exclusively in locally electrically flagged memristors.
Kevin Portner   +14 more
wiley   +1 more source

Influence of engine heat source conditions on a small-scale CO<sub>2</sub> power generation system. [PDF]

open access: yesFundam Res
Li L   +8 more
europepmc   +1 more source

The research on the heat source characteristics and the equivalent heat source of the arc in gaps

International Journal of Heat and Mass Transfer, 2018
Abstract The discharging process causes the multiple physical field coupling problem, which make it complicated to analyze the heat effect of discharging arc. The heat effect of the arc can be divided two parts including the heat effect of the arc column and the heat effect on the cathode surface.
Kai Liu   +4 more
exaly   +2 more sources

Heat source performance for solar–ground source heat pump

Journal of the Energy Institute, 2005
The solar and ground source performance for solar–ground source heat pump in Tianjin, China in winter was studied in the present paper. The results were used for the design and analysis of solar energy collector and ground heat exchanger. The feasibility of using solar–ground source heat pump in the district was provided.
Y. Bi, L. Chen, C. Wu
openaire   +1 more source

Optimal Control of Heat Source in a Heat Conductivity Problem

Optimization Methods and Software, 2002
An optimal control problem governed by the heat source in a heat conductivity problem is presented. An estimate for the weak solution of heat conduction problem is proposed in the space L 2 , and the problem is numerically implemented using the method of projection of gradient. Sensible and successful results are obtained on a test problem.
openaire   +3 more sources

Cooling and Heating with Ground Source Energy

International Journal of Energy Optimization and Engineering, 2012
In the recent attempts to stimulate alternative energy sources for heating and cooling of buildings, emphasis has been put on utilisation of the ambient energy from ground source and other renewable energy sources. Exploitation of renewable energy sources and particularly ground heat in buildings can significantly contribute towards reducing dependency
openaire   +3 more sources

Heat Sources for the Heat Pumps

2006
Highest significance for the heat pump installation has its heat source/sink. In other words, the heat pump system for heating application has higher efficiency if a heat source has better thermodynamic properties. Widely used low-temperature heat sources and heat sinks today are: water (river, lake, groundwater, or sea water), ground, air, or the Sun.
Grozdek, Marino, Balen, Igor
openaire   +2 more sources

Sources of Geothermal Heat

2013
The main purpose of this chapter is to explain how a relatively shallow geothermal resource from which heat is to be extracted relates to the dynamics of the earth. The structure of the interior of the earth is described in general terms. Tectonic plates and events taking place at their boundaries are explained, elaborating on subduction boundaries and
openaire   +1 more source

Heat sources

2020
Farschad Torabi, Pouria Ahmadi
openaire   +1 more source

A systematic review on optimal analysis of horizontal heat exchangers in ground source heat pump systems

Renewable and Sustainable Energy Reviews, 2022
Hessam Taherian   +2 more
exaly  

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