• Based on this exasperate antenna performance, a new rectifier with high power conversion efficiency and low turn-on voltage is presented.

    考虑到单线天线性能降低,设计了一个新的具有高效率启动电压的电荷泵整流电路

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  • In addition, the surface morphology of active composite layer and the interface modification between active layer and electrodes could also influence the power conversion efficiency of the solar cell.

    通过器件活性电极界面进行修饰和采用不同溶剂、不同给受体掺杂比例、不同活性层厚度成膜等方法对器件进行优化并研究其与器件性能之间关系;

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  • The company boasts that it produces over 300 watts (300W) of power in the C band, with 60% efficiency of power conversion.

    公司,已开发成功C波段功率为300W,功率转化效率为60%放大器。

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  • The problem has been that high temperatures are necessary to power heat-based conversion systems, yet solar cell efficiency rapidly decreases at higher temperatures.

    问题是热能转化系统需要更高温度太阳能电池效率高温迅速降低

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  • An analog maximum power point tracking (MPPT) controller integrated circuit (IC) based on open-circuit voltage method was proposed to enhance the photovoltaic conversion efficiency of solar cell.

    提高光伏电池光电转换效率,设计一种基于开路电压的光伏电池最大功率跟踪(MPPT)控制芯片

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  • But solar energy photovoltaic power cost is high and its conversion efficiency is low.

    太阳能光伏发电存在成本较高能量转化效率较低的问题。

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  • The result indicates that the slow wave structure significantly improves the microwave output power and conversion efficiency. The simulated microwave frequency agrees well with the predicted value.

    研究结果表明这种结构相对原结构在微波输出功率转换效率上都有很大提高,微波工作频率与预测相符合

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  • The effects of the velocity distribution uniformity on conversion efficiency and durability and pressure loss on engine power and fuel economy have been discussed.

    讨论流速分布均匀性对催化转化器转化效率载体寿命影响压力损失发动机动力性经济性影响。

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  • Input and output power of instruments was measured, and efficiency of energy conversion instruments and energy loss was calculated, and effective methods were put forward to improve the system.

    测量了各装置输入输出功率计算了能量转换装置的转换效率传输过程中的能量损耗提出改进系统有效途径

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  • An analytic expression is developed describing the relationship between conversion efficiency and the characteristic parameters of SOA and input pump power.

    得到了波长转换效率半导体光放大器特性参数以及注入泵浦光功率等关系的解析表达式。

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  • These converters perform from positive to positive and negative DC DC voltage increasing conversion with high power density, high efficiency and cheap topology in simple structure.

    变换器完成电压至正和电压的DC- DC升压变换功率密度效率高,拓扑结构简单价廉

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  • At low output voltage, the majority of the rated power of traditional adjustable linear power supply is wasted in the internal power supply and the conversion efficiency is low with huge volume.

    传统可调整线性电源输出电压低时,电源的大部分额定功率耗费电源内部变换效率而且体积庞大笨重。

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  • The double-clad fiber laser has the advantages of simple structure and high reliability, high output power, high conversion efficiency, high beam quality.

    具有结构简单紧凑、输出功率、稳定可靠光电转换效率高、光束质量好等优点

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  • Mode conversion efficiency has been calculated as functions of acoustic frequency, interaction length, guiding layer thickness, and acoustic drive power density.

    模式转换效率可化作声波频率声光作用长度波导厚度声波功率密度函数,并利用数值计算得出结果。

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  • The results of simulation show that the output power and energy conversion efficiency of the said chimney increase along with increasing the area of heat-collecting shed and the height of the chimney.

    数值模拟结果表明,太阳能烟囱输出功率能量转换效率集热面积烟囱高度增加而增加。

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  • The signal power output of high conversion efficiency is depended on the optimum crystal lengths, pump intensity and signal power.

    转换效率信号输出取决于抽运初始信号光强度晶体长度最佳优化值。

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  • The results show that the converter have good ZVS and a special property of loading character, and it has a higher efficiency of power conversion and lower EMI.

    结果表明变换器良好零电压软开关特性负载特性较高功率转换效率较低电磁辐射

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  • In the case of low laser power, by means of cylindrical focusing laser beams, energy conversion efficiencies were increased by a factor of 8 to 30 with a maximum conversion efficiency of 64%.

    利用圆柱面透镜激光束聚焦办法使能量转换效率提高了830此方法最高能量转换效率达到了64%。

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  • Characteristics of thin disk laser are analyzed. By using some relevant parameters, we obtain numerical values of beam quality, output power and conversion efficiency.

    薄片激光器输出特性进行了分析,设计相关参数,并此参数下得出光束质量、输出功率转换效率的理论值。

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  • What is the definition of "Efficiency of a power conversion system"? How to measure?

    请问电源转换系统效率定义怎样测量

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  • Improving the traditional tracking control circuit and power combination to improve the system's energy conversion efficiency about 7 to 10 percentage points, with high stability.

    改进传统控制电路功率跟踪相结合提高系统能量转换效率710个百分点,具有较高稳定性

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  • As the power efficiency of traditional silicon-based solar cell is low and also it costs high, concentrator photovoltaic systems with high conversion efficiency will become the main direction.

    由于传统硅基太阳能电池发电效率成本,因此高转换效率的聚光太阳能系统成为研究太阳能发电的主要方向。

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  • The shortcoming of hard switch is that the power loss of power devices increases with the switching frequency, which is no good for system integration and improvement of conversion efficiency.

    开关状态下,PWM功率变换器致命弱点开关管开关损耗随开关频率正比增加不利于系统集成转换效率的提高

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  • The converter provides high conversion efficiency with a simple power component design.

    简单电力部件设计的情况下,转换器提供了转换效率

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  • As an important method of measuring the conversion efficiency, the measuring of shaft power has become an major parameter in newly-built ships' inspection and acceptance.

    作为计算转换效率重要手段功率测量成为船厂及船东验收新船舶的主要参数

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  • Test results demonstrated that the converter has the advantages of simple topology, high power density, high conversion efficiency, high power factor, uninterruptible power supply, low cost.

    试验结果表明这种变换器具有电路拓扑简单功率密度变换效率高、功率因数高、不间断供电成本低等优点

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  • The conversion efficiency of the average power is 4.2% from pump diode to OPO signal output and the signal pulse duration is about 13 times shorter than that of the depleted pump light.

    实验中获得二极管注入功率opo信号平均输出功率转换效率达4.2%,信号光脉冲宽度消耗泵浦光脉冲宽度压缩了13

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  • The measured solar-to-fuel energy conversion efficiency — defined as the heating value of the fuel produced divided by the solar radiative power inputreached 0.8 per cent.

    测量太阳能燃料转换效率产生的燃料加热太阳辐射输入功率之比)达到 0.8%。

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  • The basic factors related with photonic information processing are ultrahigh response speed, low photon power threshold, high conversion efficiency and relatively low device cost.

    光子信息处理基本要素超高速响应速度光子功率阈值转换效率以及低的器件成本

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  • The basic factors related with photonic information processing are ultrahigh response speed, low photon power threshold, high conversion efficiency and relatively low device cost.

    光子信息处理基本要素超高速响应速度光子功率阈值转换效率以及低的器件成本

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