Results 131 to 140 of about 208,071 (358)

Research on Evaluation Method of Soil Heat Balance of Ground-Coupled Heat Pump System

open access: yesZhileng xuebao, 2016
In order to make ground-coupled heat pump system operate efficiently in long term, soil needs to be maintained heat balance in an annual cycle. Auxiliary cold source or heat source is needed if necessary.
L, Chao
doaj   +2 more sources

Comparative analysis of air-to-water and ground source heat pumps performances

open access: green, 2020
Georgios A. Mouzeviris   +1 more
openalex   +2 more sources

Photon Avalanching Nanoparticles: The Next Generation of Upconverting Nanomaterials?

open access: yesAdvanced Functional Materials, EarlyView.
This Perspective outlines the mechanistic foundations that enable photon‐avalanche (PA) behavior in lanthanide nanomaterials and contrasts them with emerging application spaces and forward‐looking design strategies. By bridging threshold engineering, energy‐transfer dynamics, and materials engineering, we provide a coherent roadmap for advancing the ...
Kimoon Lee   +7 more
wiley   +1 more source

Design and Performance Analysis under Winter Condition of a Residential Ground-source Heat Pump System

open access: yesZhileng xuebao, 2020
A ground source heat-pump system for a residential community in Yangzhou was designed and tested under winter conditions. The operating performance was evaluated and ground thermal imbalance problem was also analyzed based on the annual energy ...
Zhang Yuhang   +4 more
doaj  

Ground-Source Heat Pumps and Energy Saving [PDF]

open access: yes, 2012
The global warming itself and its consequences cause considerable problems. It results in extreme climate events such as droughts, floods, or hurricanes, which are expected to become more frequent.
openaire   +2 more sources

Meniscus Pixel Printing for Contact‐Lens Vision Sensing and Robotic Control

open access: yesAdvanced Functional Materials, EarlyView.
A visual‐sensing contact lens is enabled by meniscus pixel printing (MPP), which rapidly patterns a 200 µm perovskite photodetector pixel in 1 s without masks, vacuum processing, or bulky equipment. A deep‐learning‐based super‐resolution reconstructs sparse on‐lens signals into 80 × 80 high‐resolution visual information, while AI‐driven eye‐tracking ...
Byung‐Hoon Gong   +7 more
wiley   +1 more source

Ground source heat pumps: Recent progress, applications, challenges, barriers, and role in achieving sustainable development goals based on bibliometric analysis

open access: hybrid, 2023
A.G. Olabi   +5 more
openalex   +1 more source

Engineering Strategies for Stable and Long‐Life Alkaline Zinc‐Based Flow Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Alkaline zinc‐based flow batteries face persistent challenges from unstable zinc deposition, including dendrite growth, passivation, corrosion, and hydrogen evolution, which severely limit cycling stability. Current research addresses these issues through coordinated electrode structuring, electrolyte regulation, and membrane design to control zinc ...
Yuran Bai   +6 more
wiley   +1 more source

Ground Source Heat Pumps [PDF]

open access: yesJournal of Clean Energy Technologies, 2013
openaire   +1 more source

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