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Wyszukujesz frazę "standards" wg kryterium: Wszystkie pola


Tytuł:
Calibration consistency of AC Voltage Standards developed at the Silesian University of Technology
Autorzy:
Grzenik, M.
Kampik, M.
Tematy:
AC-DC transfer
AC voltage standards
consistency of standards
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Wydawca:
Stowarzyszenie Inżynierów i Techników Mechaników Polskich
Powiązania:
https://bibliotekanauki.pl/articles/114452.pdf  Link otwiera się w nowym oknie
Opis:
In 2014 at the Silesian University of Technology (SUT) two calculable thermal AC voltage standards were developed. AC-DC differences of those standards were calculated from an appropriate mathematical model in 1 kHz – 1 MHz frequency range and determined experimentally in 10 Hz – 1 kHz frequency range. The correctness of determination of the AC-DC differences of the standards were verified by comparing them with a thermal converter calibrated in an external laboratory. That calibration confirmed the correctness of the determined AC-DC transfer differences. Lately, a comparison with a third laboratory has been performed. The paper presents results of these comparisons and a discovered inconsistency between the calculated AC-DC transfer differences of the SUT calculable thermal AC voltage standards and the AC-DC transfer difference of the AC voltage standard from the third laboratory.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Self-standards and self-discrepancies. A structural model of self-knowledge
Autorzy:
Bak, Waclaw
Wydawca:
Springer
Cytata wydawnicza:
APA
Opis:
MNiSW, NN106 263535
A model of self-knowledge is proposed which summarizes and integrates a few distinctions concerning self-standards and related self-discrepancies. Four types of self-standards are distinguished (i.e. ideal, ought, undesired and forbidden selves) and a hierarchical organization of these standards is postulated. There is a basic contrast between positive and negative standards at the higher level of the hierarchy, whereas Higgins’ distinction between ideals and oughts is found at the lower level. Every self-standard is analyzed in terms of two types of self-discrepancies. Many previous studies explored discrepancies between self-standards and the actual self, i.e. the perceived actualization of standards. The present study proposed that discrepancies between self-standards and the can self are a second type of discrepancy that should be included in structural models of self-knowledge. The can self consists of self-beliefs referring to capabilities and potentials; thus, this additional type of discrepancy reflects the perceived attainability of standards. Consequently, the present study explored a set of eight self-discrepancies, i.e. both the perceived actualization and the attainability of four self-standards. In order to assess the intercorrelations among these eight self-discrepancies, participants (N=404) completed a newly developed online measure. CFA modeling confirmed the postulated two-level hierarchy of self-standards. The reasonability of including discrepancies between self-standards and the can self in the structural model of self-knowledge was also confirmed.
Wacław Bąk
Dostawca treści:
Repozytorium Centrum Otwartej Nauki
Artykuł
Tytuł:
Znaczenie wzorców jednostek miar w rozwoju gospodarki
The role of measurement standards in the economical development
Autorzy:
Sochocka, D.
Tematy:
metrologia
wzorce
wzorce odniesienia
metrology
measurement standards
reference standards
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Wydawca:
Stowarzyszenie Inżynierów i Techników Mechaników Polskich
Powiązania:
https://bibliotekanauki.pl/articles/153617.pdf  Link otwiera się w nowym oknie
Opis:
W związku z dynamicznym rozwojem współczesnej gospodarki światowej i związanym z tym rozwojem infrastruktury metrologicznej w referacie podjęto próbę przedstawienia znaczenia wzorców jednostek miar i ich rozwój w ostatnim okresie. Omówiono rolę wzorców w światowym systemie miar oraz znaczenie porozumienia o "Wzajemnym uznawaniu państwowych wzorców jednostek miar, świadectw wzorcowania i świadectwa pomiarów wydawanych przez krajowe instytucje metrologiczne" Referat przedstawia omówione w dużym skrócie wzorce jednostek miar utrzymywane przez Główny Urząd Miar i ich rolę w krajowym systemie miar.
Metrology is the science of measurement and its applications. Metrology comprises all theoretical and practical aspects of measurements, irrespective of the value of measurement uncertainty and the field of application. The fast development of the contemporary global economy based on innovative technologies poses new challenges to modern metrology. Economical progress requires reliable measurements and tests that are internationally accepted, so that they do not constitute a technical barrier to trade and industrial development. The prerequisite for reliability of measurements and tests is availability of the metrological infrastructure. One of the most important elements of that infrastructure are measurement standards of possibly highest accuracy. This paper presents measurement standards maintained in the Central Office of Measures and their role in the national metrological infrastructure. Because the Mutual Recognition Arrangement is a response to a growing need for an open, transparent and comprehensive scheme to give users reliable quantitative information on the comparability of national metrology services, its role is presented in this paper.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Standards for musculoskeletal ultrasound
Standardy badań ultrasonograficznych układu mięśniowo-szkieletowego
Autorzy:
Czyrny, Zbigniew
Tematy:
MSK
standards
ultrasound
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Wydawca:
Medical Communications
Powiązania:
https://bibliotekanauki.pl/articles/1033390.pdf  Link otwiera się w nowym oknie
Opis:
Ultrasound has become the primary diagnostic tool in traumatic, inflammatory and degenerative soft tissue conditions. It is also used to monitor the condition of joints, ligaments, cartilage and muscles. Its widespread availability as well as cases of unsatisfactory quality of equipment and the lack of appropriate training of ultrasound examiners are reasons why standards need to be set for equipment requirements, the scope of ultrasound assessment and examiner’s experience. The paper discusses ultrasound criteria that are common for many specialties as well as detailed criteria for the examined regions and structures along with their description. The aim of the paper is to harmonize the protocol for ultrasound examination in all ultrasound laboratories.
Badania ultrasonograficzne stały się podstawową metodą diagnostyczną w chorobach tkanek miękkich, zarówno pourazowych, jak i zapalnych czy zwyrodnieniowych. Służą do monitorowania stanu stawów, więzadeł, chrząstek czy mięśni. Ich powszechna dostępność oraz przypadki niezadowalającej jakości sprzętu i braku odpowiedniego wyszkolenia osób przeprowadzających badanie to powody, dla których istnieje konieczność określenia standardów dotyczących wymagań aparaturowych, zakresu badania oraz doświadczenia lekarzy wykonujących badanie. W opracowaniu omówiono ogólne kryteria badania ultrasonograficznego, wspólne dla wielu specjalności, a także kryteria szczegółowe, dotyczące badanych okolic i struktur, wraz z ich opisem. Celem pracy jest ujednolicenie protokołu badania we wszystkich pracowniach ultrasonograficznych. Artykuł w wersji polskojęzycznej jest dostępny na stronie http://jultrason.pl/index.php/wydawnictwa/volume-17-no-70
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Zastosowania wzorców z dziedziny fizykochemii
The application of measurement standards in the field of physical chemistry
Autorzy:
Żeberkiewicz, Adam
Tematy:
jednostki miar
wzorce odniesienia
fizykochemia
measurement standards
reference standards
physicochemistry
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Wydawca:
Główny Urząd Miar
Powiązania:
https://bibliotekanauki.pl/articles/952590.pdf  Link otwiera się w nowym oknie
Opis:
W artykule omówione zostały zastosowania państwowych wzorców jednostek miar i wzorców odniesienia z dziedziny fizykochemii, utrzymywanych w Głównym Urzędzie Miar.
The article discusses the application of national measurement standards and reference standards in the field of physical chemistry, maintaned in the Central Office of Measures.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Revision of the IMO’s performance standards for ECDIS. Three versions of performance standards in Use
Autorzy:
Weintrit, A.
Tematy:
navigational bridge equipment
ECDIS
performance standards for ECDIS
IMO performance standards
SOLAS convention
International Maritime Organization
electronic navigational chart
Pokaż więcej
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Powiązania:
https://bibliotekanauki.pl/articles/24201367.pdf  Link otwiera się w nowym oknie
Opis:
Traditional marine navigation methods are replaced by new solutions that use computers. Electronic Chart Display and Information Systems (ECDIS) are mandatory almost on every vessel [24],[25]. ECDIS not complying with regulations is an existing problem and a hazard for seafarers and the marine environment. But unfortunately, there is a deficit or even lack of procedures for checking whether ECDIS meets related performance standards. Regulatory bodies of the maritime industry are now contemplating how to tackle this blunder [1]. SOLAS regulations V/18 and V/19 [24], requires that in order to achieve chart carriage requirements (in terms of SOLAS Convention), the ECDIS equipment must conform to the relevant IMO performance standards. ECDIS units on board of the ships are required to comply with one of three performance standards (either IMO resolution A.817(19) [18], as amended [19],[20], or resolution MSC.232(82)) [21], or resolution MSC.530(106) [23], depending on the date of their installation. In this article, the author tries to explain the differences in these three documents. Along with technological progress, the equipment becomes more and more advanced and technologically sophisticated. This applies to both hardware, software and databases. ECDIS software developers should use the right tools, including incorporate automated self-tests into their products and shipping companies should employ maintenance strategies to improve ECDIS compliance [1], taking into account that time is running quickly.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Russian news journalism: neglect of standards and common sense
Autorzy:
Nesteriak, Yurii
Nesteriak, Yuliia
Tematy:
news journalism
professional standards of unbiased event coverage
information agencies principles
fake news
news standards violation
Pokaż więcej
Wydawca:
Uniwersytet Gdański. Instytut Geografii
Powiązania:
https://bibliotekanauki.pl/articles/2195868.pdf  Link otwiera się w nowym oknie
Opis:
The rules of news presentation are independent of time and space. It is about using professional news journalism methods in order to reflect reality, despite the shortage of time and finances. Messages are formulated according to professional standards of unbiased event coverage. This means that journalists must present the events as impartially as possible. Own assessments are inadmissible; the presentation must be based on facts. The Russian Information Agency (RIA Novosti), which is part of the International Information Agency (MIA Rossiya Segodnya) violates news standards as well as principles of news agencies and cannot be a true and reliable information source.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Business Valuation Engagement Letter – Regulations Adopted in Selected Standards
Autorzy:
Grudziński, Michał
Tematy:
standards
business valuation
engagement letter
Pokaż więcej
Wydawca:
Wyższa Szkoła Informatyki i Zarządzania z siedzibą w Rzeszowie
Powiązania:
https://bibliotekanauki.pl/articles/599412.pdf  Link otwiera się w nowym oknie
Opis:
The article presents conclusions drawn from the analysis of regulations concerning the issue of the content of business valuation engagement letter. The analysis covered regulations appearing in eight business valuation standards used in Australia, New Zealand, Hong Kong, Canada and the USA. Author also took into consideration two international standards. The first part of the article reviews business valuation standards valid in selected countries. The second part presents regulations valid while signing a contract for business valuation, included in analyzed standards. The final part of the article compares identified regulations, focusing on information that should be included in business valuation engagement letter.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
15 years standards of management control in Poland – evaluation
Autorzy:
Piaszczyk, Artur
Tematy:
standards
management control
public finances
unit
Pokaż więcej
Wydawca:
Wydawnictwo Uniwersytetu Ekonomicznego we Wrocławiu
Powiązania:
https://bibliotekanauki.pl/articles/584323.pdf  Link otwiera się w nowym oknie
Opis:
The article presents an overview of changes in law concerning management assessment in Poland, as it pertains to public financial institutions in accordance to the implementation of relevant European Union treaties. The subject of examination is the amendment of Public Finances Act from the year 2001. Partial evaluation will be performed on the application of a bill dated from 2009. According to the author, this is mistake, as the original American bill (Sarbanes-Oxley Act) that inspired the European legislation, only requires the management of private firms to file such declarations. Meanwhile Poland decided to have the law apply to public sector as well. The article attempts to evaluate the last 15 years of the currently functioning legal system. Studies have shown that the current supervision system of management assessment is ineffective, ineffectual and largely useless forcing the employees to needlessly rely on risk analysis and resort to costly control mechanisms and procedures.
Dostawca treści:
Biblioteka Nauki
Artykuł

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