同样,在超级电容中,当两块金属片被施以电压(即充电)后,电荷建立于两极,一极为正,一极为负。
Similarly, in an ultracapacitor, when voltage is applied across the two metal plates (i.e. during charging), a charge still builds on the two electrodes—one positive, one negative.
电荷存储元件——电容器,可以快速地充放电,但是因为电荷被存储在电容器金属片的表面,所以电荷容量有限。
Electrical storage devices known as capacitors charge and discharge very quickly, but because they hold their charge on the surface of metal plates, their storage capacity is limited.
简单地说,一个电绝缘体隔开两片导电板,而电容器在导电板间储存电量。
Simply put, a capacitor stores an electrical charge between two conductive plates separated by an electrical insulator.
但在一般电容中,分离电荷间的距离不会小于两片金属片间的距离。
But in a capacitor, the separated charges can get no closer than the distance between the two metal plates.
超级电容也有两块金属片,但其外面有海绵状的多空材料,即活性炭涂层。
Ultracapacitors also have two metal plates, but they are coated with a sponge-like, porous material known as activated carbon.
电容器,两片金属中间用绝缘材料隔开的电器。用以储存电能。
CAPACITOR, An electrical component of two metal plates separated by a dielectric material, for storing electrical energy.
所以本文提出了采用FDTD法计算散热片与器件间的高频耦合电容的构想。
In this paper the coupling capacitance between the heatsink and the devices is calculated by FDTD method.
将经过二次活化处理的活性炭材料制作的电极片组装成碳基电化学电容器。
The electrochemical storage of energy was considered in a special kind of active carbon materials used as capacitor electrodes.
VCO的调谐能力通常由可变电容来实现,要获得低相位噪声,需要高Q值的片上可变电容。
The tunability of VCO is normally provided by a variable capacitor. Achieving low phase noise requires a high-Q on-chip variable capacitor.
该转换器支持单端电容输入和差分式电容输入,同时在片内集成了温度传感器,可以用于代替系统中的温度传感器。
This converter supports single-ended capacitive input and differential capacitive input, and integrates a temperature sensor which can instead of temperature sensor in system.
公司主要产品为:薄膜电阻、薄膜电容、薄膜衰减器、陶瓷垫块、陶瓷短路片、个性化薄膜电路等。
The major products are film resistors, film capacitors, film attenuators, ceramic blocks, ceramic short-circuit plates, individualized film circuits, etc.
采用了电容开关的技术以补偿工艺、温度和电源电压的变化,并对片上电感和射频开关进行优化设计以得到最大的Q值。
Some optimization designs were made with the on-chip inductor and the RF switches to get the maximum Q-value.
散热片与器件间的电容耦合是电路产生共模辐射的主要原因之一,其对研究电路的辐射发射特别重要。然而长期以来人们将该电容简化为平板电容,采用静电场推导的电容公式计算。
Coupling capacitance between the heatsink and the devices produces common mode emission, which is considered as a constant calculated by a equation resulting from the static field for a long time.
这种芯片集成度高,片内集成了设计滤波器所需的电阻和电容,在应用中只需极少数外部器件就可以很方便地构成一个源滤波器。
The chip is highly integrated, on-chip integration of the design filter resistors and capacitors needed in the application of only very few external devices can be easily constitute a source filter.
阻抗匹配电路采用片上电容和片上电感。
The impedance matching circuit adopts the capacitance in chip and inductance in chip.
通过采用片上极点分离技术和片上零极点抵消技术,保证了没有片外电容情况下低压差稳压器的稳定性。
By using an on-chip pole splitting technique and an on-chip pole-zero canceling technique, high stability is achieved without an off-chip capacitor.
通过采用片上极点分离技术和片上零极点抵消技术,保证了没有片外电容情况下低压差稳压器的稳定性。
By using an on-chip pole splitting technique and an on-chip pole-zero canceling technique, high stability is achieved without an off-chip capacitor.
应用推荐