对双向抽运拉曼光纤放大器（RFA）的噪声特性、增益饱和及抽运功率转换效率进行了详细研究。
The noise, gain saturation and pump power conversation efficiency of bidirectionally pumped Raman fiber amplifier (RFA) are investigated in detail.
结果表明，变换器有良好的零电压软开关特性和负载特性，较高的功率转换效率和较低的电磁辐射。
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.
在QPC公司的内部演示中，在1064nm波长处，单频功率超过3瓦，转换效率高于50%。
QPC has internally demonstrated single-frequency powers exceeding 3 watts at conversion efficiencies greater than 50 percent at 1064 nm.
斯坦福研究小组在向转换效率已经达到17%的硅太阳能电池中添加钙钛矿时，他们只测到一个功率很小的增加，达17.9%。
When the Stanford group addedperovskite to silicon solar cells whose efficiency was already 17 percent, forexample, they measured a much smaller increase in power output, to 17.9percent.
研究结果表明这种慢波结构相对原结构在微波输出功率和转换效率上都有很大提高，微波工作频率与预测相符合。
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.
该系统用于染料激光器中作为光束扩展器，具有调整简便，光能损耗小等优点，可提高染料激光器的转换效率和输出功率。
The system used as beam expander for dye laser, which has advantages of conveniently regulate and petty loss of light energy, transformation efficiency and output power of dye laser is increased.
为提高光伏电池的光电转换效率，设计一种基于开路电压法的光伏电池最大功率点跟踪(MPPT)控制芯片。
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.
得到了波长转换效率与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。
An analytic expression is developed describing the relationship between conversion efficiency and the characteristic parameters of SOA and input pump power.
它具有结构简单紧凑、输出功率高、稳定可靠、光电转换效率高、光束质量好等优点。
The double-clad fiber laser has the advantages of simple structure and high reliability, high output power, high conversion efficiency, high beam quality.
模式转换效率可化作声波频率、声光作用长度、波导厚度和声波功率密度的函数，并利用数值计算得出结果。
Mode conversion efficiency has been calculated as functions of acoustic frequency, interaction length, guiding layer thickness, and acoustic drive power density.
数值模拟结果表明，太阳能烟囱的输出功率及能量转换效率随集热棚面积和烟囱高度的增加而增加。
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.
在硬开关状态下，PWM功率变换器的致命弱点是开关管开关损耗随开关频率成正比增加，不利于系统的集成和转换效率的提高。
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.
对薄片激光器的输出特性进行了分析，设计了相关参数，并在此参数下得出了光束质量、输出功率和转换效率的理论值。
Characteristics of thin disk laser are analyzed. By using some relevant parameters, we obtain numerical values of beam quality, output power and conversion efficiency.
测量了各装置的输入输出功率，计算了能量转换装置的转换效率和传输过程中的能量损耗，提出了改进系统的有效途径。
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.
提高系统能量转换效率与输出光束质量一直是研制高功率固体激光系统极为关注的两类重要问题。
How to improve the output energy and beam quality were two most noteworthy problems in the building of high power solid-state laser facility.
改进传统的控制电路与功率跟踪相结合，提高系统的能量转换效率7到10个百分点，具有较高的稳定性。
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.
由于超短脉冲具有较宽的光谱范围及较高功率密度，倍频转换效率和谐波脉冲波形将受到许多因素的影响。
Conversion efficiency and pulse wave-forms will be affected by many factors due to the wide spectrum range and high intensity density of ultra-short pulses.
作为计算转换效率的重要手段，轴功率测量已成为船厂及船东验收新造船舶的主要参数。
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.
在相同条件下，相比传统结构的ICPS，渐变结构可以获得更高的Q值，并能激发出更强大的电场及磁场，提高了微波功率源到电感感应放电能量的转换效率。
Under same condition higher Q value and stronger field can be obtained by the gradient ICPS, which raises efficiency in converting the source power to field power.
测量的太阳能与燃料转换效率（产生的燃料加热值与太阳辐射输入功率之比）达到 0.8%。
The measured solar-to-fuel energy conversion efficiency — defined as the heating value of the fuel produced divided by the solar radiative power input — reached 0.8 per cent.
光子信息处理的基本要素是超高速响应速度、低光子功率阈值、高转换效率以及较低的器件成本。
The basic factors related with photonic information processing are ultrahigh response speed, low photon power threshold, high conversion efficiency and relatively low device cost.
注入的辅助光可以缩短soa增益恢复时间，增大饱和功率，提高波长转换效率。
Injecting complementary light can shorten SOA gain recovery time, while amplifying saturated power improves the wavelength converting efficiency.
转速越慢，效率越低，大部分功率被转换成热能而消耗掉，造成较大的成本费用。
The majority of powers are transformed the heat energy to consume. At present the fuzzy control technology has been stable.
管状固体激光器可获得较高的斜效率及电光转换效率，因此是人们寻求可获得高输出功率的有效器件之一。
Solid-state tube laser (SSTL) is one of available laser with high power output, for its high slop efficiency and electro-optical efficiency compared to the solid-state rod laser.
在实验上研究连续掺铬氟化锂锶铝激光器输出功率与泵浦功率的关系，发现转换效率随着泵浦功率的增加而下降。
The relation between the output power and pump power for CW the cr: LiSAF laser is experimentally studied, and that the transform efficiency decreases with pump power is discovered.
实验中获得的由二极管注入泵浦功率至opo信号光平均输出功率的转换效率达4.2%，信号光脉冲宽度比消耗后的泵浦光脉冲宽度压缩了13倍。
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.
研究了涡轮机的转速与压降对涡轮机的流量、输出功率和能量转换效率的影响。
Furthermore, the effects of rotation speed and pressure drop of the turbine on the mass flow rate, output power and efficiency of the system have been studied.
研究了涡轮机的转速与压降对涡轮机的流量、输出功率和能量转换效率的影响。
Furthermore, the effects of rotation speed and pressure drop of the turbine on the mass flow rate, output power and efficiency of the system have been studied.
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