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2021 ◽  
Author(s):  
Junguo Shi ◽  
Xuhua Hu ◽  
Shanshan Dou ◽  
David Alemzero ◽  
Elvis Elvis Alhassan

Abstract This study analyses the drivers that impact innovation on offshore wind energy for a select group of countries, applying the quantile and GMM approaches for a period between 2010-2019. The OLS results from the quantile analysis say the log of trademark, Carbon emissions, offshore wind capacity, and electricity from renewable energy are significant and impact on innovation regarding offshore wind energy. Generally, the Breusch-Pagan / Cook-Weisberg test for heteroskedasticity test reveals the variables have a constant variance, confirming the robustness of the findings. The quantile regression depicts that at 25th and 75th quantiles levels, the log of trademark, the log of trade flows, the log of scientific and technical journals quantile coefficients is significantly different from zero and exhibit varied effects on the explained variable patent.Similarly, the analysis applied the IV-GMM estimation in ivreg2 to identify the over restrictions, the Hansen J statistic, and give the robust moment of conditions analysis. The findings are consistent with prior analysis with the log of trademark, the log of offshore wind capacity, the log of carbon emissions, Scientific and technology journals, the log of patent, electricity from renewables to be significant and impact on innovation.The robustness was done on the GMM models, by applying the Huber-White-Sandwich estimator of the variance of the GMM linear models approximators. The ivreg2 robust analysis revealed that the estimates are efficient for homoskedasticity and Statistics robust to heteroskedasticity.Ultimately, the interaction term ‘’cross’’ came out significant in the analysis. Signifying the importance of the interaction variables in scaling innovation.This study will sever as a reference document for policy formulators regarding scaling up innovation for offshore wind energy.


2021 ◽  
Vol ahead-of-print (ahead-of-print) ◽  
Author(s):  
Mehmet Masat ◽  
Mehmet Ertuğrul ◽  
Hakan Korul

Purpose From the beginning of aviation history, fire has been a serious problem for aircrafts. The purpose of this study is to provide a reference document on current risks and proposed reductions for smoke and fire incidents in commercial transport aircrafts. For this purpose, metal oxide carbon dioxide (CO2) detector was produced with the screen printing technique to detect CO2 and carbon monoxide gases from the sensors required to observe the occurrence of fire that may occur in the aircraft and to take the necessary steps to control it. Design/methodology/approach The screen printing technique was used as the gas sensor production technique for the produced sensor and tin oxide was used as the metal oxide in the produced samples. The samples produced were examined under the gases with specified gas detecting properties, and it was concluded that they can be used simultaneously with smoke detectors to increase the detection reliability and decrease the alarm time with the smoke detectors currently used in today's passenger aircrafts. Findings When the electrical characteristics of the sensor made were examined, it was observed that it meets the requirements of the Federal Aviation Administration and European Aviation Safety Agency standards (the fire should be detected within 1 min), and the false alarm situation experienced in the smoke sensors used today can be eliminated. Originality/value There is no other sensor than the smoke detectors that are used for fire detection in cargo section, lavatories and avionic compartment on aircrafts. With this study, the gas detecting feature of the produced samples was examined under the specified gases, and it was concluded that they can be used simultaneously with smoke detectors to increase detection reliability and decrease alarm time as compared to with the smoke detectors currently used in today's passenger aircrafts.


2021 ◽  
Author(s):  
Yubin Zhang

Abstract The design transients (DTS) are intended to be used to evaluate component stress analysis, which bound the plant operation over the design plant life, and will be as a reference document regarding plant usage factor surveillance. The conditions of DTS represent bounding cases for plant events that are expected to occur, or that may occur, during the plant lifetime. For different operating conditions, DTS analysis methods would be different. This report describes the DTS analysis method to be used when designing the major reactor coolant system components of the 1000MWe PWR plant. Some of components will be considered: Reactor Pressure Vessel, Main Coolant Lines, Reactor Coolant Pumps, Pressurizer and Steam Generators. Generally, variations in fluid pressure, fluid temperature and flowrate are used to represent the parameters for DTS. This report describes the method of DTS analysis and shows the evolution process of relevant thermal hydraulic parameters.


2021 ◽  
Vol 9 (2B) ◽  
Author(s):  
Wallen Ferreira De Souza ◽  
Maria Auxiliadora Fortini Veloso ◽  
Antonella Lombardi Costa ◽  
Clubia Pereira

In 2006, the final report of the MIT Center for Advanced Nuclear Energy Center the project entitled High Performance Fuel Design for Next Generation PWR’s presented the proposal of an internal and external cooled ring fuel with the objective of increasing the power density of a PWR reactor without compromising the safety margins of the installation. The thermal hydraulic conditions were calculated with the aid of the VIPRE subchannel code, which is a widely used tool in the analysis of nuclear reactor cores. STHIRP-1 is a subchannel code that has been developed at the Departamento de Engenharia Nuclear /UFMG. In order to evaluate the capacity of the STHIRP-1 program, mainly in relation to the thermal model, the new fuel concept was analyzed. The results were compared with those performed with the VIPRE code presented in the reference document.


2021 ◽  
Author(s):  
Alfred Grunwaldt ◽  
Marie-Lena Glass ◽  
Nancy McCarthy

As development financiers strive to implement climate adaptation measures that are effective and consistent with countries climate-resilient development pathways in line with the Paris Agreement, there is an urgent and increasing need to reduce vulnerability to climate variability and climate change, ensure that development operations are climate-resilient, particularly promote development operations that build climate resilience, and to monitor and evaluate the success of these measures. Given this need, the objective of this document is to provide a general conceptual framework to guide IDB project teams from different sectors in how to identify climate resilience opportunities and define indicators at the project level that will facilitate the monitoring and assessment of climate resilience results. With the conceptual framework presented in this document, the IDB aims to (1) lay the conceptual foundations to seize climate resilience opportunities in development projects by presenting definitions and examples for climate resilience elements and capacities as a basis for a conceptual climate resilience metrics framework and (2) guide sectorial specialists in identifying output and outcome indicators to monitor climate resilience results at the project level and to later evaluate the effectiveness of implemented adaptation and climate resilience activities.


2021 ◽  
Vol 14 (7) ◽  
pp. 95
Author(s):  
Kietnawin Sridhanyarat ◽  
Supakarn Pathong ◽  
Todsapon Suranakkharin ◽  
Amornrat Ammaralikit

This study aimed at developing the Silpakorn Test of English Proficiency (STEP), in alignment with the Common European Framework of Reference for Languages (CEFR), and in accordance with the theoretical framework established by Alderson et al. (2006). Four major steps were involved in the test construction. First, English language lecturers who served as content specialists were asked to design can-do statements presented in the CEFR. Then the specialists designed the test specification based on the can-do statements. Four skill areas: listening, semi-speaking, reading, and semi-writing were targeted as the test construct. At this juncture, the content specialists were required to write test items in accordance with the test specification. Next, the test items constructed were determined for their validity and reliability. Finally, a standard setting was carried out. The results demonstrated that the framework offered by Alderson et al. (2006) served as an effective reference document for developing the STEP. In terms of validity and reliability, the STEP was of statistical significance, that is, it could be aligned with the CEFR levels and measure test takers’ English proficiency at a specific CEFR level. The current findings provide useful insights for test developers or researchers who wish to design proficiency tests in alignment with the CEFR.


2021 ◽  
Vol 20 (1) ◽  
pp. 80
Author(s):  
Alisson André Jesus de Almeida ◽  
Ana Carolina Gelmini de Faria

O debate sobre a condição científica da Museologia tem ganhado força desde os anos 1980, principalmente através das publicações do Comitê Internacional para a Museologia (ICOFOM), que integrou o Conselho Internacional de Museus (ICOM) a partir de 1977. Para compreender a intensificação do debate sobre o status científico da Museologia durante os anos 1980, este artigo aborda como se construiu o conceito moderno de ciência entre os séculos XVI e XVII, durante o processo histórico chamado de Revolução Científica, e como o modelo das ciências naturais se tornou paradigmático para toda forma de conhecimento que se pretendesse científica. Procura situar o surgimento das ciências humanas em sua fase moderna, já no século XIX, e como a sociologia positivista pretendia estender às ciências sociais o mesmo grau de cientificidade das ciências naturais. Chegando ao século XX, investiga por meio de revisão de literatura a emergência da Museologia como uma ciência. Tendo por estudo de caso a revista intitulada em inglês Museological Working Papers (MuWoP) e em francês Documents de Travail en Muséologie (DoTraM), publicado pelo ICOFOM em 1980, é realizada uma primeira análise documental, que destaca as opiniões de alguns profissionais de museu sobre a possível condição científica da Museologia, observáveis no primeiro número do periódico. Conclui que o MuWoP/DoTraM é um documento de referência do campo museológico tanto em perspectiva histórica, ao evidenciar uma caminhada em defesa da legitimidade epistemológica da Museologia, como teórica, ao se tornar um registro dos debates de formulação dessa ciência.ABSTRACTThe debate on the scientific condition of Museology has been gaining strength since the 1980s, mainly through the publications of the International Committee for Museology (ICOFOM), who joined the International Council of Museums (ICOM) from 1977. To understand the intensification of the debate about the scientific status of Museology during the 1980s, this article discusses how the modern concept of science was constructed between the 16th and 17th centuries, during the historical process called the Scientific Revolution, and how the model of natural sciences became paradigmatic for any form of knowledge that was intended to be scientific. It seeks to situate the emergence of the human sciences in their modern phase, already in the 19th century, and how positivist sociology intended to extend to the social sciences the same degree of scientificity as the natural sciences. Reaching the 20th century, it investigates through a literature review the emergence of Museology as a science. Having as a case study the journal entitled Museological Working Papers (MuWoP) in English and Documents de Travail en Muséologie (DoTraM) in French, published by ICOFOM in 1980, a first documentary analysis is carried out, which highlights the opinions of some museum professionals about the possible scientific condition of museology, which can be observed in the first issue of the journal. It concludes that the MuWoP/DoTraM is a reference document in the museological field in both a historical perspective, as it shows a walk in defense of the epistemological legitimacy of museology, as well as a theoretical one, as it becomes a record of debates on the formulation of this science. 


2021 ◽  
Author(s):  
Catherine A. Middleton ◽  
Matthew Allen

In October 2012 the University of Canberra’s Faculty of Arts and Design hosted a public symposium on the topic of “Converging on an NBN Future: Content, Connectivity, and Control.” Featuring thirteen speakers from industry, government and academia, with input from an engaged audience, the symposium raised and discussed a variety of critical questions relating to the National Broadband Network (NBN) as it commences widespread operations in Australia. This paper provides an overview of symposium presentations, organised around common themes, and concludes with a summary of recommendations that emerged from the insights of presenters and the audience. While the symposium participants recognise the potential for change in the scope and scale of the NBN2 once the next federal parliamentary election has been concluded, discussion at the symposium focused on the current vision for the network, as a wholesale-only, open-access network providing fibre-optic cable connectivity to 93% of Australian premises, with the remaining 7% to be served by fixed wireless or satellite connectivity (Wong and Conroy 2010). At the time of the symposium the reference document guiding the development of the NBN was the 2012-2015 Corporate Plan (NBN Co Limited 2012). The government’s vision for realising the benefits of the National Broadband Network is set out in the 2011 National Digital Economy Strategy (Australian Government 2011).


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