Will a solar satellite really be ale to beam power down to Earth?
太阳能卫星真的能向地球释放能量吗?
It USES lasers to beam power from one place to another, but it too faces regulatory difficulties.
他们利用激光束将能量从一处传导至另一处,但同样面临监管层的麻烦。
To measure the beam power and the distribution of beam power density, as an emphasis, a calorimeter is designed.
为了测量束功率和功率密度分布,设计了功率测量靶。
A few years ago lasers typically converted less than 40% of the electrical energy used to run them into beam power.
几年前激光器一般可以把维持本身运作不到40%的电能转化为可传送能源。
The precision control of the laser beam power was realized with neutral glass slices for CCD dynamic detecting range.
可采用中性玻璃衰减片组对激光光束的衰减进行精细控制,使其满足CCD探测器动态范围要求。
BEOC's laser power Controllers offer precise, stable, computerized control of beam power for CW or pulsed lasers up to 15 Watts.
BEOC的雷射功率稳定器可针对连续波或脉冲雷射的光束能量(最大可达15瓦),提供精确、稳定、电脑化的控制。
Since the photon shutter in the front end blocks all incident beam power, a thermal-stress analysis is vital in the design of the front end.
前端装置中的挡光器将阻挡全部的光束,所以挡光器的热-应力分析在前端区设计中是非常关键的。
It is shown that the transformation characteristics depend on optical beam power, the beam waist of incident beams, object distance and lens parameters.
结果表明,它的变换特性依赖于光功率、入射光束的束腰、物距以及透镜参数。
In digital communication, ideal MDPSK signal has the phase jump and larger side beam power in the code switching. It can be sent only after a bandpass filter.
在数字通信中,理想的MDPS K信号在码元切换时会发生相位跳变,旁瓣功率较大,需要经过限带滤波后才能够发射。
Finally by analyzing these data we can obtain the parameters about the laser beam such as: beam size, relative beam power, relative peak power, divergence Angle, M2 factor and so on.
通过分析这些数据可以获得有关光束的一些参数,如光斑尺寸、相对光功率、相对峰值功率、发散角、M2因子等等。
To beam power from a Dyson-Harrop satellite to Earth, one "would require stupendously huge optics, such as a virtually perfect lens between maybe 10 to 100 kilometres across," he says.
为了将能量从Dyson-Harrop卫星送回地球“需要奇大无比的透镜,比如10公里到100公里范围的完美透镜。”
He adds that the distance problem is relatively easy to deal with by increasing the power of the laser, and it is less challenging technically than his proposals to beam power from orbit.
他强调距离问题可以用增强激光的能量来解决,它比为轨道提供能量更容易解决。
The formulas of mode conversion are derived and effects of optical beam power, initial beam width radius and inverse of the radius of curvature of the wave front on the mode conversion are analysed.
导出模式变换公式,分析了光束功率、光束初始的束宽半径和波前曲率半径的倒数对模式变换的影响。
The Boeing Company fired its new thin-disk laser system repeatedly in recent tests, achieving the highest known simultaneous power, beam quality and run time for any solid-state laser to date.
在最近的测试中,波音公司反复发动其新式薄型激光系统,使其在瞬时功率,波束质量和运行时间等方面,都取得了目前固态激光器的最好成绩。
Nor is it possible simply to crank up the power of the source beam, because infra-red light at high intensity can cause eye damage.
他说,“多数光不会你想让它到哪它就到里”。 也不可能简单地增强光束的强度,因为高强度的红外光会伤害人眼。
A leading American power company is hoping to turn science fiction into reality by supporting a project to set up solar panels in outer space and beam the electricity generated back to Earth.
美国一家领先的电力公司正在积极支持一项有望将科幻变为现实的计划,该计划将在外层空间设立太阳能电站,再将转化成的电能传回地球。
A transmitter coil, 26cm in diameter, can beam up to 15 watts of power to a receiver coil just 4.3cm across.
一个直径26厘米的发射线圈能够无线传输给接收线圈15瓦的功率,传输距离为4.3厘米。
Dr Cath Rees, Associate Professor of Microbiology at the University of Nottingham was one of the team who discovered the power of the plasma beam accidentally during medical research.
英国诺丁汉大学微生物副教授CathRees博士,是医学研究中意外发现等离子束的力量的一个团队成员,她说。
There is tremendous power in giving laser-beam-focused attention to just one idea, one project, or one objective at a time.
在一个时间,给一个念头,一项工程,或者一个目的给予激光束聚焦般的关注力量是很强大的。
The first attempt to accelerate each of two opposing beams of protons to 3.5 TeV apiece failed when a power supply shut down inadvertently and a new magnet-protection system tripped, dumping the beam.
第一次尝试把两个加快的对立的质子束各以3.5兆电子伏特的电压加速时,遭到了失败。只是无意中关闭电源和一个新的磁保护系统跳闸,倾翻了质子束。
A second possibility, for more power-hungry devices, is to fire a finely focused infrared laser beam at a photovoltaic cell, which converts the beam back to electrical energy.
第二种可能性则能应用在更加耗电的设备上。其原理是发射一道精确聚焦的红外激光线,击中光伏电池,由此能够将光束转换回电能。
Northrop Grumman is responsible for systems engineering, system integration, the beam control subsystem, the power subsystem, the thermal subsystem and C3I.
诺斯罗普·格鲁曼公司负责系统工程、系统集成、光束控制子系统、电源子系统、热子系统以及C3I。
Because the beam was powerful enough to drill holes in razor blades, physicists measured its power in gillettes, or the number of blades penetrated.
由于激光光束的能量强大到足以在刀片上钻洞,物理学家使用穿透刀片的数量作为激光能量的计量单位。
Fiftyyears ago this Sunday, Theodore Maiman and his fellow scientists atHughes Research Laboratory shined a high-power flash lamp on a rubyrod, triggering a beam of coherent light: the first laser.
50年前的这个星期天,休斯研究实验室的西奥多.梅曼和科学家用高功率闪光灯照射红宝石棒,引发光束相干:第一台激光器 。
Our results showing that with the launcher we can set the energy focus and enhance the single pulse energy (peak value power) effectively, besides, the launcher has its good beam scan performance.
结果表明,该辐射器一方面可以实现空间能量合成,大大提高单个脉冲的能量(峰值功率),另一方面还具有良好的波束扫描特性。
A low power cylindrical anode layer ion source and its working characteristic, and the beam distribution are introduced.
介绍了一种低功率圆柱形阳极层离子源的工作特性和束流分布特性。
Product use: power cable, control cable, optical fiber cable into a necessary device for beam combustion test.
产品用途:是电力电缆、控制电缆、光缆等成束燃烧试验的必备装置。
Product use: power cable, control cable, optical fiber cable into a necessary device for beam combustion test.
产品用途:是电力电缆、控制电缆、光缆等成束燃烧试验的必备装置。
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