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Nokia compares LCD and CRT screens

Nokia Display Products

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Nokia compares LCD and CRT screens (photo: Administrator)

Faldende priser og større skærme gør, at markedet for LCD-skærme vokser. I dag udgør det 5 procent af verdens skærmmarked. Ifølge Stanford Resources vil markedsandelen vokse med 10 procent de næste 4 år. Nokia Display Products, som fremstiller både CRT- og LCD-skærme, har sammenlignet disse to skærmtyper.

Nokia compares LCD and CRT screens

Nokia Display Products

Published on

Nokia compares LCD and CRT screens (photo: Administrator)

Spadek cen i coraz wieksze rozmiary ekranów powoduja , iz popyt na ekrany LCD wzrasta. Obecnie ekrany cieklokrystaliczne stanowia piec procent wszystkich ekranów. Wedlug Stanford Resources, ich udzial w swiatowym rynku wzrosnie o dziesiec procent w ciagu najblizszych czterech lat. Firma Nokia Display Products, produkujaca zarówno monitory kineskopowe, jak i monitory cieklokrystaliczne, dokonala ich porównania.

Compact Hydraulics Offer Power and Control in Pile Drivers

Haegglunds Drives AB / Hagglunds Drives AB

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La conception des moteurs hydrauliques Compact pourrait allie puissance, petite taille et faible niveau d'entretien avec un contrôle global. La dernière-née de la gamme des commandes hydrauliques d'Hagglunds Drives AB commence à percer dans l'industrie de la construction.

Compact Hydraulics Offer Power and Control in Pile Drivers

Haegglunds Drives AB / Hagglunds Drives AB

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Das kompakte Hydraulikmotormodell bietet starke Leistung bei kleinem Format und wenig Wartungsaufwand bei voller Regelung. Die neueste Hägglunds Drives AB Baureihe von Hydraulikantrieben setzt sich immer mehr in der Bauindustrie durch.

Compact Hydraulics Offer Power and Control in Pile Drivers

Haegglunds Drives AB / Hagglunds Drives AB

Published on

Compact hydraulic motor design could combine power with small size and low maintenance with overall control. Hagglunds Drives AB latest range of hydraulic drives is beginning to make inrods in the construction industry.

Enhanced performance for motor drive system

ABB Industry Oy

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Enhanced performance for motor drive system (photo: Administrator)

ABB è stata la prima azienda in assoluto a lanciare un azionamento con convertitore DTC (Direct Torque Control - Controllo Diretto della Coppia) su un normale bus in C.C. L'ACS 600 MultiDrive offre, grazie alla tecnologia DTC, prestazioni insuperabili con o senza encoder, soprattutto se usato in applicazioni particolarmente difficili, per esempio le rulliere ed i nastri trasportatori impiegati nel settore cartario e metalmeccanico. Secondo ABB, ciò consente di ottenere ottimi risultati produttivi, soprattutto in presenza di processi particolarmente complessi, e una notevole riduzione delle perdite.

Enhanced performance for motor drive system

ABB Industry Oy

Published on

Enhanced performance for motor drive system (photo: Administrator)

ABB stellt das erste Antriebssystem vor, das DTC-Wechselrichter (DTC = Direkte Drehmomentsteuerung) in einer gewöhnlichen Gleichstromschiene einsetzt. ACS 600 MultiDrive verwendet die DTC-Technologie, um eine ausgezeichnete Leistung bei anspruchsvollen Anwendungen mit oder ohne Impuls-Codierer zu geben, z. B. bei Aufrollern und Förderbändern in der Papier- und Metallindustrie. Damit wird eine gleichmäßige Qualität des Endprodukts garantiert und Abfall deutlich reduziert.

Enhanced performance for motor drive system

ABB Industry Oy

Published on

Enhanced performance for motor drive system (photo: Administrator)

ABB har lansert verdens første drivsystem basert på teknologien DTC (direkte momentregulering) med felles likeretter og DC-bus. ACS600 Multidrive utnytter DTC teknikkens optimale reguleringsegenskaper med eller uten pulsgiver i krevende applikasjoner, slik som produksjonslinjer i papir- og metallindustrien. Ifølge ABB sikrer dette høy produksjon og jevn produksjonskvalitet samt lite vrakkjøring.

Enhanced performance for motor drive system

ABB Industry Oy

Published on

Enhanced performance for motor drive system (photo: Administrator)

De eerste frequentie-omvormers met geïntegreerde Direkte Koppel Sturing(Direct Torque Control = DTC) die zijn aangesloten op een gemeenschappelijke DC-rail zijn geïntroduceerd door ABB. De ACS 600 MultiDrive gebruikt DTC voor buitengewone resultaten met of zonder pulsmeter in veeleisende toepassingen zoals papiermachines in de papierindustrie en walsstraten in de metaalindustrie. Dit waarborgt een konstante produktkwaliteit in deze veeleisende toepassingen en leidt tot een aanzienlijke afvalvermindering, aldus ABB.

Enhanced performance for motor drive system

ABB Industry Oy

Published on

Enhanced performance for motor drive system (photo: Administrator)

O primeiro sistema de accionamento que incorpora inversores de DTC (Controlo Directo de Binário), num CD-bus comum, foi lançado pela ABB. O ACS 600 MultiDrive utiliza o DTC para proporcionar uma performance excelente com ou sem encoder de impulsos em aplicações de grande exigência, tais como enroladores e cintas transportadores nas indústrias de papel e metal. Segundo a ABB, isto assegura um produto final de alta qualidade em processos complexos e reduz radicalmente desperdícios.