نتایج جستجو برای: machinery speed
تعداد نتایج: 237686 فیلتر نتایج به سال:
In his paper Computing machinery and intelligence, Turing introduces a rather trivial chess problem as a conversation piece in an example Turing test. The example is about much more than computers playing chess: it has a hidden message that is about resolving ambiguity and knowledge representation, probably inserted by Turing as an Easter egg for us to find.
This paper looks at Turing’s postulations about Artificial Intelligence in his paper ‘Computing Machinery and Intelligence’, published in 1950. It notes how accurate they were and how relevant they still are today. This paper notes the arguments and mechanisms that he suggested and tries to expand on them further. The paper however is mostly about describing the essential ingredients for buildi...
Raising the working speed of hydraulic pumps to maximize efficient matching range electric motors is one possible ways achieve energy efficiency in machinery. By means a simulation method verified with subsequent experiments terms filling efficiency, this paper first analyzed suction capacity crescent-type internal gear different geometric parameters at high speed, and pair that more suitable f...
The rotor misalignment fault, which occurs only second to imbalance, easily in the practical rotating machinery system. Rotor can be further divided into coupling and bearing misalignment. However, most of existing references analyze effect on dynamic characteristics system ignore change excitation caused by Based above limitations, a five degrees freedom nonlinear restoring force mathematical ...
Accurate speed estimation is essential for dynamic analysis of rotating machinery; particularly for condition monitoring and operational modal analysis of applications with significant load and speed variation. The wind turbine is such an application. However, a sufficiently accurate tachometer, to keep track of the instantaneous speed, is not always available in field conditions. This opens th...
The energy efficiency, greenhouse gas (GHG) emissions, and carbon efficiency of paddy rice production were analysed in Sari in the Mazandaran province of Iran during 2011–2012. Data was collected through questionnaires and interviews with paddy producers. The results showed that the net energy gain was 27,932 MJ ha-1 and energy efficiency was 1.83 during production. The results o...
The time-dependent spectral characteristics of underwater sound radiated by an ocean vessel has complex dependencies on ship machinery, propeller dynamics, hydrodynamics exhaust and motion, as well board activities. Here the a equipped with controllable pitch (CPP) is analyzed quantified via its (i) power density for signal energetics, (ii) temporal coherence machinery tonal sound, (iii) amplit...
Nearly all modern off-road agricultural machinery are powered by petroleum, primarily diesel fuel. Equipment manufacturers work to improve fuel efficiency of their equipment to provide better value to their customers. Benefits of reducing petroleum use include lower operating costs, improved operational efficiency, improved energy security, and environmental benefits. Agricultural tractor testi...
objective: to systematically identify the various methods of speed management and their effects. methods: a systematic search was performed in science direct, ovid medline, scopus, pubmed and proquest databases from april to june 2015. hand searching and reference of selected articles were used to improve article identification. articles published after 1990 which had reported on efficacy/effec...
present study is an extension of earlier work carried out on two-lane two way roads in the two provinces of pakistan i.e. n-25, n-55 and n-5 regarding the measure of operating speed and development of operating speed prediction models. curved sections of two-lane rural highways are the main location of run-off road accidents. in addition to that the road alignment having combination of geometri...
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