51 research outputs found

    Advanced electric vehicle components for long-distance daily trips

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    This paper introduces a holistic engineering approach for the design of an electric sport utility vehicle focused on the reliable capability of long-distance daily trips. This approach is targeting integration of advanced powertrain and chassis components to achieve energy-efficient driving dynamics through manifold contribution of their improved functions. The powertrain layout of the electric vehicle under discussion is designed for an e-traction axle system including in-wheel motors and the dual inverter. The main elements of the chassis layout are the electro-magnetic suspension and the hybrid brake-by-wire system with electro-hydraulic actuators on the front axle and the electro-mechanical actuators on the rear axle. All the listed powertrain and chassis components are united under an integrated vehicle dynamics and energy management control strategy that is also outlined in the paper. The study is illustrated with the experimental results confirming the achieved high performance on the electric vehicle systems level

    La verifica di assoggettabilità a VAS

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    Verifica di assoggettabilità, ovvero la valutazione preventiva, sulla possibilità che il piano possa avere effetti significativi sull'ambiente e, quindi, sia da assoggettare o meno alla VAS: un'opportunità per far emergere conflitti delle tutele ambientali o paesaggistiche egualmente leggitimate, che devono trovare necessariamente un punto di equilibrio

    4-ARYLPIPERIDINE DERIVATIVES AND USE THEREOF FOR PREPARING A MEDICAMENT FOR THE TREATMENT OF CNS DISEASE

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    Title compds. [I; R1 = H, (unsatd.) alkyl; X = O, S, N; R2 = (CH2)nY; n = 1-4; Y, Ar = substituted aryl], were prepd. Thus, 4-(4-fluorophenyl)-4-[(4-trifluoromethyl)benzyloxy]piperidine hydrochloride (prepn. from 4-bromofluorobenzene, N-benzyl-4-piperidone, and 4-trifluoromethylbenzyl bromide given) bound to serotonin transporter in rat frontal cortex membranes with Ki = 26.8 pM; binding to dopamine transporter was negligible

    Comparison of the Effects of High-Power Diode Laser and Electrocautery for Lingual Frenectomy in Infants: A Blinded Randomized Controlled Clinical Trial.

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    peer reviewedThe aim of the study was to evaluate the release of the lingual frenulum through frenectomy in newborns zero to 90 days of age who breastfed and had diagnosis of ankyloglossia with an indication for surgery, comparing two methods: electrocautery and a high-power diode laser. Fifty-seven patients were randomly allocated to two groups (23 submitted to electrocautery and 34 submitted to a high power diode laser). Tongue movements were evaluated based on a clinical assessment and using the Bristol Tongue Assessment Tool (BTAT) before and 15 days after the surgical procedures. The visual analog scale was administered to the mothers on the same occasions for the measurement of pain during breastfeeding. Both groups had an increased BTAT score (favorable outcome) at the post-surgical evaluation, but the anterior third of the tongue was not always free to enable the movements necessary for lingual functions. It is fundamental for surgeons to have skill and in-depth knowledge of the equipment used to avoid accidents and complications in the region of important structures. Both techniques employed in this study were safe and effective, causing little bleeding and few postoperative complications. The group submitted to a high-power diode laser exhibited less post-surgical bleeding compared to the group submitted to electrocautery and no inflammation at the edges of the surgical cut.3. Good health and well-bein
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