Results 61 to 70 of about 11,792 (267)

Energy-Saving Analysis of Solar Heating System with PCM Storage Tank

open access: yesEnergies, 2018
A solar heating system (SHS) with a phase change material (PCM) thermal storage tank is proposed with the view that traditional heat water storage tanks present several problems including large space requirements, significant heat loss and unstable ...
Juan Zhao   +4 more
doaj   +1 more source

A Thermal Energy Storage Tank Model for Solar Heating [PDF]

open access: yes, 1977
The results of a combined theoretical and experimental study of the kinetics of a hot-liquid energy-storage tank are presented. A physical model is developed which accurately describes the thermal stratification behavior in a storage tank. The governing differential equations are developed for the physical model.
openaire   +2 more sources

Hydrogel‐Based Functional Materials: Classifications, Properties, and Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Conductive hydrogels have emerged as promising materials for smart wearable devices due to their outstanding flexibility, multifunctionality, and biocompatibility. This review systematically summarizes recent progress in their design strategies, focusing on monomer systems and conductive components, and highlights key multifunctional properties such as
Zeyu Zhang, Zao Cheng, Patrizio Raffa
wiley   +1 more source

Transient Thermal Behavior of a Vertical Solar Storage Tank with a Mantle Heat Exchanger During No-Flow Operation

open access: yesJournal of Applied Fluid Mechanics, 2009
Transient thermal behavior of a vertical storage tank of a domestic solar heating system with a mantle heat exchanger has been investigated numerically in the charging mode. It is assumed that the tank is initially filled with uniform cold water. At an
A. Barzegar, A. A. Dehghan
doaj  

Mapping of Physiological Signals From Wireless Battery‐Free Implants With Plane‐Wave Ultrasound Imaging

open access: yesAdvanced Materials Technologies, EarlyView.
Combined approach of electromagnetic (Power) and ultrasound (data harvesting) waves is proposed to address the miniaturized ultrasonic implants. Electromagnetic waves trigger the piezoelectric element to generate the acoustic pulse which is modulated by the variations in the sensor's impedance.
Anam Bhatti   +6 more
wiley   +1 more source

3D Printing of Soft Robotic Systems: Advances in Fabrication Strategies and Future Trends

open access: yesAdvanced Robotics Research, EarlyView.
Collectively, this review systematically examines 3D‐printed soft robotics, encompassing material selections, function integration, and manufacturing methodologies. Meanwhile, fabrication strategies are analyzed in order of increasing complexity, highlighting persistent challenges with proposed solutions.
Changjiang Liu   +5 more
wiley   +1 more source

Study on the System Design of a Solar Assisted Ground Heat Pump System Using Dynamic Simulation

open access: yesEnergies, 2016
Recently, the use of hybrid systems using multiple heat sources in buildings to ensure a stable energy supply and improve the system performance has gained attention.
Min Gyung Yu   +3 more
doaj   +1 more source

Single Tank Oil Based Heat Storage for Cooking

open access: yes, 2021
I denne masteroppgaven blir design og testing av et termisk energilager som kan brukes as familier og institusjoner i land sør for Sahara i Afrika undersøkt. Systemet består av en oljetønne med en trakt og et varmeelement inni, med en kjele til matlaging øverst.
Bjørshol, Andreas, Nylund, Gunn Helen
openaire   +2 more sources

3D‐Printing Aided Rapid Prototyping of Pretensioned Tensegrity Structures for Robotic Applications

open access: yesAdvanced Robotics Research, EarlyView.
Printing, injection molding, and assembly (PMA) is a method for rapid prototyping mesoscale, topologically complex, and tensioned tensegrity structures. In combination with PMA method, two mold design strategies: modular mold and compact channel layout, enable efficiency and scalability for tensegrity fabrication.
Yi Sun   +3 more
wiley   +1 more source

NUMERICAL INVESTIGATION OF A MANTLE HEAT EXCHANGER

open access: yesJournal of Engineering and Sustainable Development, 2022
The following work deals with numerical investigation of a storage tank equipped with a mantle annular cavity surrounding it. Heat is transferred via the working fluid flowing in the mantle side to the inner storage tank.
Amina M. Ogla, Aouf A. Al-Tabbakh
doaj  

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