the industry application of brushless dc motor brushless dc motor is nowadays the most popular one of words, every day there are more than thousands of people in the search to understand this word, it is because of the brushless dc motor has both ac motor has simple structure, reliable operation, easy maintenance and a series of advantages, and dc motor running with high efficiency, no excitation loss and speed control performance is good, so in the areas of current popular industry began to gradually erit latospread, ut productionem lineas, medicinae apparatu, automated productio, textile industria, packaging machinatione et robots, et in. In applicationem de Brushless DC motricium sunt dividitur in sequentibus tres genera: I, opus constant celeritas operationem mechanica generalis industria non opus celeritate, plerumque capere ac asynchronous vel Synchronum motricium ut potestas Assynchronous aut Synchronum motricium ut potestas Assynchronous et Synchronum Motor quod AC ASYNCHROO vel Synchronum Motor in potestate et Source. With the continuous development of brushless dc motor technology mature, the power is not more than 2 kw and continuously under the condition of constant speed operation, in order to reduce the volume, improve efficiency, reduce energy consumption, energy conservation and emissions reduction, more and more enterprises choose to brushless dc motor as power source, the application of this kind of brushless dc motor are: automatic doors, elevators, water pump, fan, etc. And in need of Magna potentia machina, praeter ad permanens magnetis motricium agit, et addidit ad externum imperium apparatu, sumptus est ex step input et reditus, ita minus applicationem current input et reditus, ita minus applicationem current input et reditus, ita minus applicationem current Pappelis Motors. II, oportet celeritas currit applicationem huius generis mechanica apparatu includit aliqua celeritate occasum et temperatio, imperium accuratam non altum. Huiusmodi ratio potest dividitur in duas species: una est aperta ansa celeritate imperium ratio, alterum est clausa-loop celeritate imperium system (hoc tempus, DC Motor Motor Motor, DC Motor DC. In packaging machinatione, cibum machinatione, excudendi machina, importans machinatione, textile machinery et lacus vehicles potest videri ubique. Novifacta celeritate ratio applicationem domain cum magis est DC motricium ad principium, cum progressionem de AC celeritas regulando technica praesertim et moderatoris, ac frequency conversionem et motricium ad lateque in originali applicationem agro et motricium ad nactus ad originale applicationem regula. In recent years, because of the brushless dc motor the advantages of small volume, light weight and high efficiency and energy saving of the increasingly prominent, small and medium-sized power ac frequency conversion system is gradually replaced by the brushless dc motor speed control system, especially in textile machinery, printing machinery, such as the original field frequency conversion system is widely applied. In aliqua applicationem agros directe a altilium potentia copia, nunc magis usum Brushless DC motricium. III, opus praecise imperium mechanica servo motricium in altum praecisione in agro industriae automation imperium, semper fuit semper est maxime momenti motricium applications, in potestate et in ipsam application, servo motricium et in diversis formas, et positus potestate. Ob bonum imperium perficientur, Brushless DC motricium (Bldcm) in altum celeritate, princeps praecisione positioning ratio paulatim reponere ad DC motricium et stepper system, fiet unum de moderni motricium et Motor Ratio. In praesens, Scanner, Camera, CD CD-ROM agit, Medical Diagnostic CT, computatrum durum orbis agitet, et numero Brushless DC motricium.