نتایج جستجو برای: comparing flat areasthus

تعداد نتایج: 242825  

2017
Jian Guo Ke Cao Yong Li Jia-Long Yao Cecilia Deng Qi Wang Gengrui Zhu Weichao Fang Changwen Chen Xinwei Wang Liping Guan Tiyu Ding Lirong Wang

Fruit shape is an important external characteristic that consumers use to select preferred fruit cultivars. In peach, the flat fruit cultivars have become more and more popular worldwide. Genetic markers closely linking to the flat fruit trait have been identified and are useful for marker-assisted breeding. However, the cellular and genetic mechanisms underpinning flat fruit formation are stil...

Journal: :Iet Renewable Power Generation 2022

This paper determines the optimal capacity of solar photovoltaic (PV) and battery energy storage (BES) with novel rule-based management systems (EMSs) under flat time-of-use (ToU) tariffs. Four schemes are investigated based on combinations ToU tariffs for buying selling electricity: (1) Flat-Flat, (2) ToU-Flat, (3) Flat-ToU, (4) ToU-ToU. For each scheme, two configurations evaluated: (i) PV on...

Journal: :categories and general algebraic structures with applications 2015
xingliang liang yanfeng luo

in 2001, s. bulman-fleming et al. initiated the study of three flatness properties (weakly kernel flat, principally weakly kernel flat, translation kernel flat) of right acts $a_{s}$ over a monoid $s$ that can be described by means of when the functor $a_{s} otimes -$ preserves pullbacks. in this paper, we extend these results to$s$-posets and present equivalent descriptions of weakly kernel po...

Journal: :رشد و یادگیری حرکتی - ورزشی 0
سحر میرکوبندی کارشناسی ارشد دانشگاه آزاد اسلامی، واحد کرج، کرج، ایران مرتضی طاهری استادیار، گروه تربیت بدنی، دانشکده علوم اجتماعی، دانشگاه بین المللی امام خمینی (ره(، قزوین، ایران خدیجه ایران دوست استادیار، گروه تربیت بدنی، دانشکده علوم اجتماعی، دانشگاه بین المللی امام خمینی (ره(، قزوین، ایران

locomotion fundamental skills play an essential role in improving motor development throughout the life span as they provide children with better development by enhancing search abilities in environment. this study aimed at comparing the locomotion fundamental skills in 7-year-old children with lower extremity deformities and healthy children. the statistical population consisted of 7-year-old ...

2005
Sven Gnutzmann Uzy Smilansky Niels Sondergaard

Several types of systems have been put forward during the past few decades to show that there exist isospectral systems which are metrically different. One important class consists of Laplace–Beltrami operators for pairs of flat tori in R with n 4. We propose that the spectral ambiguity can be resolved by comparing the nodal sequences (the numbers of nodal domains of eigenfunctions, arranged by...

2012
Converters Attila Balogh Eszter Varga István Varjasi

Nowadays there are several grid connected converter in the grid system. These grid connected converters are generally the converters of renewable energy sources, industrial four quadrant drives and other converters with DC link. These converters are connected to the grid through a three phase bridge. The standards prescribe the maximal harmonic emission which could be easily limited with high s...

2016
M. Hadavand M. Yaghoubi H. Emdad

In hot arid regions, cooling buildings by passive techniques is very important regarding energy saving and the need to keep clean the environment. In such areas, domed and vaulted roofs are widely used for centuries, such as in the Middle East region and central part of Iran. In this article analysis is made to explore east–west direction of wind flow around north–south vaulted roofs and flat r...

‎We call a ring $R$ right generalized semiperfect if every simple right $R$-module is an epimorphic image of a flat right $R$-module with small kernel‎, ‎that is‎, ‎every simple right $R$-module has a flat $B$-cover‎. ‎We give some properties of such rings along with examples‎. ‎We introduce flat strong covers as flat covers which are also flat $B$-covers and give characterizations of $A$-perfe...

Journal: :Applied optics 2004
Taehee Kim James H Burge Yunwoo Lee Sungsik Kim

A circular null computer-generated hologram (CGH) was used to test a highly paraboloidal mirror (diameter, 90 mm; f number, 0.76). To verify the null CGH test a classic autocollimation test with a flat mirror was performed. Comparing the results, we show that the results of the null CGH test show good agreement with results of the autocollimation test.

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