نتایج جستجو برای: pev

تعداد نتایج: 917  

2007
C. C. Chan Liqing SUN Ruchuan LIANG Qingcai WANG

The Energy Storage System(herein after referred as ESS) consists of batteries and/or ultra-capacitors and BMS. Different type of EVs need different ESS. ESS is the key to the future of EV including PEV and HEV. The paper will present the current status and the future of ESS for PEV and HEV separately.

The renewable energy sources and plug-in electric vehicles (PEVs) are becoming very popular because of the combination of high fuel costs and concerns about emission issues. This paper presents modelling and control of a Building Integrated Fuel Cell and Plug-in Electric Vehicles (BIFC-PEV) in smart distribution systems. In BIFC-PEV system, conventional building elements could be replaced by sp...

2016
Reza Ahmadi Kordkheili Seyyed Ali Pourmousavi Mehdi Savaghebi Josep M. Guerrero Mohammad Hashem Nehrir K. T. Chau

A multi-objective optimization algorithm is proposed in this paper to increase the penetration level of renewable energy sources (RESs) in distribution networks by intelligent management of plug-in electric vehicle (PEV) storage. The proposed algorithm is defined to manage the reverse power flow (PF) from the distribution network to the upstream electrical system. Furthermore, a charging algori...

Journal: :Circulation 1976
S M Austin B F Schreiner P M Shah P N Yu

The acute hemodynamic effects of supine leg exercise or atrial pacing were studied in 114 patients undergoing right and either transseptal (87 cases) or retrograde (27 cases) left heart catheterization. Seventy-one patients - 15 with coronary artery disease, 22 with aortic valve disease, and 34 with mitral valve disease - performed exercise on a bicylce ergometer. Forty-three patients, of whom ...

2013
Anders Lundström Cristian Bogdan

We are in the process of designing a series of apps for plugin electric vehicles (PEVs) with the goals of raising technology understanding and mitigating range anxiety. We targeted our apps at different moments in the user-car relationship: before, during and after driving. We are designing a study involving a number of PEV drivers to both assess their driving behavior over time, and to test ou...

Journal: :Astroparticle Physics 2013

2013
Minh Luan Nguyen Siu Cheung Hui Alvis Cheuk M. Fong

Automatic mathematical solution assessment checks the equivalence of mathematical expressions in the user answer and standard solution. It is a challenging problem as the semantics of mathematical expressions are highly symbolic and equivalent mathematical expressions can be expressed in different forms. In this paper, we propose an effective Probabilistic Equivalence Verification (PEV) approac...

Journal: :BioEssays : news and reviews in molecular, cellular and developmental biology 2016
Richard T Timms Iva A Tchasovnikarova Paul J Lehner

Much of what we understand about heterochromatin formation in mammals has been extrapolated from forward genetic screens for modifiers of position-effect variegation (PEV) in the fruit fly Drosophila melanogaster. The recent identification of the HUSH (Human Silencing Hub) complex suggests that more recent evolutionary developments contribute to the mechanisms underlying PEV in human cells. Alt...

2001
Richard Wigmans

It is shown that high-energy features of the cosmic ray spectrum, in particular the kink around 4 PeV and the corresponding change in spectral index, may be explained from interactions between highly energetic cosmic protons and relic Big Bang antineutrinos, if the latter have a rest mass of about 0.4 eV/c. This explanation is supported by experimental data from extensive air-shower experiments...

2005
Jörg R. Hörandel

Two structures in the all-particle energy spectrum of cosmic rays, the knee at 4 PeV and the second knee around 400 PeV are proposed to be explained by a phenomenological model, the poly-gonato model, connecting direct and indirect measurements. Within this approach the knee is caused by a successive cut-off of the flux for individual elements starting with protons at 4.5 PeV. The second knee i...

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