Results 81 to 90 of about 63,168 (257)

What Makes a Person Accessible? Exploring the Characteristics of ‘Accessible People’ From the Perspective of Adults With Learning Disabilities

open access: yesBritish Journal of Learning Disabilities, EarlyView.
ABSTRACT Background Previous research has investigated the factors that promote or reduce accessibility for people with learning disabilities. However, the role of people in facilitating accessible spaces, experiences and services and the characteristics on individuals that make them ‘accessible’ has been under‐considered.
Melissa L. Kirby   +10 more
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  

Application of the Open Cycle Stirling Engine Driven with Liquid Nitrogen for the Non-Polluting Automobiles

open access: yesHolodilʹnaâ Tehnika i Tehnologiâ, 2017
Progress on advancing technology of using liquid nitrogen for the non-polluting automobiles is reported. It is shown that the low exergy efficiency of the known engines fueled with liquid nitrogen has discredited the very idea of a cryomobile. The design
M.B. Kravchenko
doaj   +1 more source

Nodal Analysis of Stirling Cycle Devices [PDF]

open access: yes, 1978
This paper describes a general-purpose program for the nodal analysis of Stirling-cycle devices or other cyclic regenerative machines, and presents an extensive discussion of results for an illustrative problem. The program employs finite-difference, explicit-forward solutions, and is readily adaptable to various machine topologies.
openaire   +1 more source

Overview of NASA Lewis Research Center free-piston Stirling engine technology activities applicable to space power systems [PDF]

open access: yes, 1987
Free piston Stirling technology is applicable for both solar and nuclear powered systems. As such, the Lewis Research Center serves as the project office to manage the newly initiated SP-100 Advanced Technology Program.
Slaby, J. G.
core   +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

Regeneration efficiency, shuttle heat loss and thermal conductivity in epoxy-composite annualr gap regenerators from 4K to 80K [PDF]

open access: yes, 1983
A test apparatus designed to simulate a section of a Stirling cycle cryocooler was built. Measurements of regeneration efficiency, shuttle heat loss and thermal conductivity reported for several regenerator test sections.
Cygax, S.   +3 more
core   +1 more source

Cristiano of Arabia: Did Ronaldo increase Saudi Pro League attendances?

open access: yesContemporary Economic Policy, Volume 43, Issue 2, Page 260-270, April 2025.
Abstract In December 2022, Cristiano Ronaldo, five‐time Ballon d’Or winner and the most‐followed person on Instagram, signed for Al‐Nassr in the Kingdom of Saudi Arabia. This marked one of several expensive, recent interventions by the kingdom in global sports markets. We exploit the timing of this event to estimate superstar effects.
Dominik Schreyer, Carl Singleton
wiley   +1 more source

Indicated mean-effective pressure instrument [PDF]

open access: yes, 1978
An apparatus for measuring indicated mean effective pressure (IMEP) of an internal combustion piston or rotary engine or of an external combustion engine such as a stirling engine is disclosed.
Rice, W. J.
core   +1 more source

Visual Modelling to Predict Behavioural Responses of Catsharks, Skates, and Plaice to Artificial Light for Use in Bycatch Reduction

open access: yesFisheries Management and Ecology, EarlyView.
ABSTRACT Light can be used to deter bycatch from fishing nets, but few studies have aimed to quantify how species view and respond to light. Here, we used visual models to predict how target (plaice Pleuronectes platessa) and bycatch (small‐spotted catshark Scyliorhinus canicular and undersized skates, Raja spp) species, captured in mixed demersal ...
Jasmine Somerville   +2 more
wiley   +1 more source

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