aconvert the associated mechanical energy into electrical energy. When a resistive element is used as a shunt across the terminals of a bonded piezoelectric actuator, the increase in the modal damping ratio due to the shunted actuator can be expressed in terms of the product of these two ...
aPlease check that your e-mail addresses match and try again. Please check that your e-mail addresses match and try again.[translate] aelectrical energy that is supplied to a lamp can be turned into light energy 被提供给灯的电能可以把变成光能[translate]...
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A battery is an electrochemical energy storage device that converts stored chemical energy into electrical energy by oxidation and reduction reactions of electrolytes with metals. Currently, batteries are predominantly used to store energy as a backup source for powering telecom towers. The battery size...
Energy affects every single individual and entity in the world. Therefore, it is crucial to precisely quantify the “price of energy” and study how it evolves through time, through major political and social events, and through changes in energy and monetary policies. Here, we develop a predic...
In addition, more subtle changes in electrical resistance from weak strains were detected at the throat (Fig. 4g). The changes in resistance caused by swallowing could be clearly distinguished, indicating that the PPG hydrogel could record information on throat movement. The tiny yet complicated ...
A crystal oscillator operates in a simple manner; you put some electrical energy in, it resonates at its natural frequency, you sense that resonance, and feed it back into it to keep it sustaining. With a tuning fork oscillator, the vibration forcing and the feedback are both done via ind...
arotor can be made to rotate clockwise 60 degrees from the A to B alignment by changing the current path [translate] aelectrical energy can be obtained at the output when a permanent magnetic field from rotor move across a [translate] ...
aThe DC electrical energy generated by photovoltaic systems may also be converted to AC and connected to a utility grid system. As local utilities policies on connecting renewable energy systems to their grids vary from region to region. 光致电压的系统引起的DC电能也许也被转换成AC和连接到一个公共...