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- HVDC stands for High Voltage Direct Current and is today a well-proven technology employed for power transmission all over the world. In total about 70,000 MW HVDC transmission capacity is installed in more than 90 projects. HVDC stands for High V
2010-01-46
- 本文简要叙述了目前地震科学发展急需解决的重大问题，以及将来的发展方向。-This paper describes the development of the current earthquake science needed to address the major issues and future direction of development.
987654321
- 一种开关电源并联系统自动均流技术的研究-：针对多个开关电源并联时易出现负载电流在各模块间分配不均的现象，提出了一种数字均流方法，以及按平均电流值实现自动均流的算法-Research of automatic current sharing technology of parallel system for switching power supply
uwb
- Review of current short/medium range wireless standards and expected challenges for future systems • Introduction to Ultra-wideband (UWB) Technology – What is it? – Possible benefits and challenges • Performance example of M-PAM a
standards-technical-of-microgrid
- 集成分布式电源和负荷的“微网 ”技术 ,为改善分布式电源应用中的电网电压和电能质量提供了途 径 ,介绍了微电网的概念和特点、微网标准和技术发展概况 ,重点介绍了微网标准 IEEE P1547. 4,并讨论了现阶段微电网研究中的关键和研究方向。-The microgrid technologywhich integratedwith distributed power sources and loadsprovides an approach to improving the power qu
LOW-POWER-VLSI
- comprehensive introductory chapter presents the current status of the industry and academic research in the area of low power VLSI design and technology. Other topics cover logic synthesis, floorplanning, circuit design and analysis, from the p
Real-time-detection-of-negative
- 同相牵引供电系统旨在实现电能质量的综合补偿。提出了一种基于同步坐标变换的电流检测方法，能实时准确地检测 出负载电流的基波正序有功分量、基波正序无功分量、基波负序分量以及谐波分量，为综合补偿提供了基础。电能质量的补 偿力度与设备容量之间存在非线性关系。提出补偿度的概念，并给出补偿度与电能质量参数的关系，通过给定电能质量期望 参数，实时调整负序、谐波以及无功补偿度，使得综合潮流控制器容量在各电能质量补偿参数之间得到实时优化配置，从而 实现同相供电系统容量优化满意补偿。理论推导和仿真结
Make3D-Depth-Perception-from-a-Single-Still-Image
- Humans have an amazing ability to perceive depth from a single still image however, it remains a challenging problem for current computer vision systems. In this paper, we will present algorithms for estimating depth from a single still im- a
gaoya
- 以试验研究为基础的研究高电压及其相关问题的应用技术。其内容主要涉及在高电压作用下各种绝缘介质的性能和不同类型的放电现象，高电压设备的绝缘结构设计，高电压试验和测量的设备及方法，电力系统的过电压与绝缘配合、高电压或大电流环境影响和防护措施，以及高电压、大电流的应用等。 -To test the basis of the research on the research of high voltage and related problems of the application of techno
programming-language-tendency
- 编程语言的发展规律和前景预测，结合当下流行的C++语言的发展-Programming language development rule and the prospect forecast, combined with the current popular C++ language development
paobiao
- 汽车里程表调教仪器随着电子科技的进步，现今的汽车仪表都趋于电子化了。早期的机械软轴的里程表几乎已经消失了，取而代之的是电子式的里程表和液晶显示屏，过去可以通过拨数码齿轮的方式调整里程表，现在这些方法都行不通了！-Automobile odometer as electronic instrument has the progress of science and technology, the current car instrument all tend to electronic. Earl
science4
- The current European Union (EU) energy policy seeks to reach a balance between sustainable development, competitiveness and secure supply. In this sense, the EU energy policy sets the target of a 13 share of renewable energy sources (RESs) for B
ajp-jp3v7p2433
- The current European Union (EU) energy policy seeks to reach a balance between sustainable development, competitiveness and secure supply. In this sense, the EU energy policy sets the target of a 13 share of renewable energy sources (RESs) for B
Robust-Visual-Tracking-
- 2012年的视觉跟踪文献，对物体的外观变化（包括平移，旋转等），在亮度变化的场景效果较好。-The proposed method is tested on 12 challenging video sequences containing targets with abrupt appearance variations, and demonstrates that it outperforms current state-of-the-art methods in accurac
ResourceFlows
- ：资源流研究是资源科学在新形势下需要重视的新的学术视角，目前国内外的研究比较零散，迄今为止 还没有形成一个系统、科学的理论体系.-: The flow of resources to research new resources need to focus on science in the new situation of the academic perspective, the current domestic and international research is fragmen
Internet-of-Things-technology
- 物联网作为当前迅猛发展的新技术，势必带来一场深刻的科技变革。但是，作为一种新兴的信息产业，发 展物联网存在各个方面的问题。对物联网的技术及应用进行了研究，分析了物联网的发展及应用现状，指出了影响 物联网发展的因素，以及对物联网发展的探索-Things as the current rapid development of new technology is bound to bring a profound technological change. However, as a new
5_3_8
- In This paper, the authors propose a Sensorless Direct Torque and Flux Control (DTFC) of Induction Motor (IM) using two approach intelligent techniques: Mamdani Fuzzy Logic (FL) controller is used for controlling the rotor speed and Artificial Ne
On-the-residentiall
- 我国目前对噪音污染的治理方法主要有两种：一种是将水泥路 面的改柏油路面第二种是在距离住宅窗户较近的道路两侧安装隔音 屏障。但效果均不理想。路面改变只可降低汽车行驶摩擦声的3～5 分贝左右。至于安装隔音屏障．由于声波的衍射特性，声音的传播可 以跨越隔音屏障，在中频，高频声波传播中，遇到难以穿透的障碍物 时，背面就有一个声波微弱的影区。所以此举只对相近楼层有所缓 解，对更高楼层的住户而言，效果并不明显-Our current treatment methods for noi
China_Credit_Card_v4.0
- 当前国内大部分金融业信用卡的发展现状,非常全-Most of the current domestic credit card industry in the development of the financial situation, a very wide
chenxuyuan
- 《程序员》这本杂志可以让大家了解IT行业的发展，第一时间得到信息！最真实的时事报道。希望大家能够喜欢！-" Programmer" magazine allows everyone to understand the development of the IT industry, the first time to get information! The real current affairs coverage. I hope you will enjoy it! Than