Results 91 to 100 of about 2,936,293 (339)

Close encounters of the friendly kind: pacific between‐group interactions in primates

open access: yesBiological Reviews, EarlyView.
ABSTRACT While intergroup conflict features prominently in the behavioural ecology literature, its antonym, intergroup peace, has been a rather neglected phenomenon until recently. Neighbourly relations and affiliative interactions are far from uncommon.
Cyril C. Grueter, Luca Pozzi
wiley   +1 more source

Thermodynamic Model for Performance Analysis of a Stirling Engine Prototype

open access: yesEnergies, 2018
In this study, the results of simulations generated from different thermodynamic models of Stirling engines are compared, including characterizations of both instantaneous and indicated operative parameters.
Miguel Torres García   +3 more
doaj   +1 more source

Embodied practice in a disembodied time: How the COVID‐19 pandemic shaped direct work with children and young people

open access: yesChild &Family Social Work, EarlyView.
Abstract The COVID‐19 pandemic and related restrictions imposed in the UK had a significant impact on social work practice with children and young people. As has been widely reported, practitioners were deprived of multisensory information in their assessments and of opportunities to connect with children.
Heather Ellis, Ariane Critchley
wiley   +1 more source

Análisis de irreversibilidades en el comportamiento de un motor Stirling // Analysis of irreversibilities on performance of a Stirling engine

open access: yesIngeniería Mecánica, 2011
El objetivo de este estudio es determinar el efecto de las irreversibilidades (internas y externas)debidas a la transferencia de calor y las pérdidas de presión debidas a la fricción sobre elrendimiento de Segunda Ley de un motor Stirling de tipo ...
Juan José González-Bayón   +2 more
doaj  

Optimization of a novel drive mechanism approaching the ideal cycle for beta type Stirling engines

open access: yesEngineering Science and Technology, an International Journal, 2023
Stirling engines are capable in the renewable energy gain and the recovery of waste heat, both of which are important issues today. Existing studies revealed that the piston trajectories convergent to the Stirling cycle provide more power than ...
Erkan Öztürk
doaj  

Development of a theoretical decoupled Stirling cycle engine

open access: yesSimulation Modelling Practice and Theory, 2011
Abstract The Stirling cycle engine is gaining increasing attention in the current energy market as a clean, quiet and versatile prime mover for use in such situations as solar thermal generation, micro-cogeneration and other micro-distributed generation situations. A theoretical Stirling cycle engine model is developed. Using a theoretical decoupled
Cullen, Barry, McGovern, Jim
openaire   +4 more sources

International consensus principles for the sustainable harvest of polar bears

open access: yesConservation Biology, EarlyView.
Abstract Multilateral agreements are required for the effective management of large carnivores with ranges that cross geopolitical boundaries. This is particularly important for species subject to rapid changes in distribution or demographic status due to climate warming. We considered 3 international consensus principles for the sustainable harvest of
Eric V. Regehr   +7 more
wiley   +1 more source

Automotive Stirling engine: Mod 2 design report [PDF]

open access: yes
The design of an automotive Stirling engine that achieves the superior fuel economy potential of the Stirling cycle is described. As the culmination of a 9-yr development program, this engine, designated the Mod 2, also nullifies arguments that Stirling ...
Nightingale, Noel P.
core   +1 more source

Life cycle cost analysis (LCCA) of stirling-cycle-based heat pumps vs. conventional boilers

open access: yesCleaner Environmental Systems, 2022
U. Khan   +3 more
semanticscholar   +1 more source

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