Results 51 to 60 of about 4,019 (262)

Experimental Study on the Influence of Permeation Deformation of Limestone with Different Moisture Contents in Deep-Water Environments

open access: yesApplied Sciences
This study deeply explores the permeation deformation mechanism of limestone cores in deep-water environments. Through a customized test device, the mechanical responses of deep-water rocks under different moisture content conditions are simulated.
Chunyao Hou   +6 more
doaj   +1 more source

Leader–Member Exchange, Compliance and Sustainability Performance in Carbon‐Market Governance: A Global South Perspective

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study examines how Leader–Member Exchange quality shapes engagement, compliance, and sustainability performance within Uganda's emerging carbon‐trading market, adopting LMX theory to sustainability governance in a Global South context. A cross‐sectional survey of 206 carbon‐market participants in Uganda measured LMX quality, environmental
Liz Nantunda   +2 more
wiley   +1 more source

Visualization of surface discharge area in SF6 based on infrared trap

open access: yesAIP Advances
A method for visualization of surface discharge area in SF6 based on infrared trap is proposed in this study. The infrared images of a heated insulator with a surface defect under different applied voltages were studied, and the infrared trap phenomenon ...
Xinzhi Yang   +7 more
doaj   +1 more source

DETERMINATION OF TURBINE EFFICIENCY FOR SMALL HYDRO POWER PLANTS [PDF]

open access: yesJournal of Sustainable Energy, 2020
In this paper, authors briefly present the methods for determining the efficiency/performance of a hydraulic turbine, as well as the purpose, the necessity of applying in situ determination methods of the efficiency of hydraulic turbines from a ...
PURECE. C., CORLAN L., PLEŞCA V.
doaj  

How Circular Innovation Is Learned: A Process Study of Modularity‐Based Initiatives in Industrial Firms

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Circular innovation (CI) research has identified a wide range of circular strategies and design approaches, yet offers limited insight into how CI evolves as a learning process within firms and which governance mechanisms guide this progression. Drawing on organizational learning (OL), this study examines how exploration and exploitation shape
Shamima Haque   +2 more
wiley   +1 more source

Fault Diagnosis Method for Excitation Dry-Type Transformer Based on Multi-Channel Vibration Signal and Visual Feature Fusion

open access: yesSensors
To address the limitations of existing fault diagnosis methods for excitation dry-type transformers, such as inadequate utilization of multi-axis vibration data, low recognition accuracy under complex operational conditions, and limited computational ...
Yang Liu   +9 more
doaj   +1 more source

Finding Multiple Optimal Solutions to Optimal Load Distribution Problem in Hydropower Plant

open access: yesEnergies, 2012
Optimal load distribution (OLD) among generator units of a hydropower plant is a vital task for hydropower generation scheduling and management. Traditional optimization methods for solving this problem focus on finding a single optimal solution. However,
Xinhao Jiang   +3 more
doaj   +1 more source

Measuring Corporate Energy Transition Through Web‐Based Evidence and Large Language Models

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This paper proposes a scalable method to measure firm‐level engagement with the energy transition using corporate website disclosures and large language models (LLMs). We construct a restrictive, policy‐aligned rubric that codes evidence of (i) energy efficiency improvements, (ii) decarbonization and emissions‐reduction strategies, and (iii ...
Xavier Martínez‐Barbero   +2 more
wiley   +1 more source

A Fault Diagnosis Method for Excitation Transformers Based on HPO-DBN and Multi-Source Heterogeneous Information Fusion

open access: yesEnergies
In response to the limitations of traditional single-signal approaches, which fail to comprehensively reflect fault conditions, and the difficulties of existing feature extraction methods in capturing subtle fault patterns in transformer fault diagnosis,
Mingtao Yu   +9 more
doaj   +1 more source

Techno‐Economic Assessment of Biomethane and Biohydrogen Production From Victorian Wheat Straw

open access: yesCarbon Energy, EarlyView.
Techno‐economic assessment of biomethane and biohydrogen production from Victorian wheat straw. Off‐grid renewable photovoltaic energy with a price down to 0.95 ¢/kWh was applied. Both approaches can make positive profits and negative carbon footprints.
Shuanglong Tan   +7 more
wiley   +1 more source

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