电网

To enhance the reliability of narrow band PLC over low-voltage networks, a Power Line Communi- cation routering reconstruction method on basis of irreciprocal clustering algorithm is proposed and thoroughly discussed in the paper.

为提高低压配电网窄带电力线载波通信系统可靠性，提出并讨论一种基于非交叠分簇算法的电力线通信组网及路由重构方法。

"We believe this is the only technology that can be used effectively to connect off-shore wind farms to the grid," said Jochen Kreusel, marketing and communications head of ABB's Power Technologies division in Germany.

&我们相信这是唯一一项可以有效的将海上风力发电厂连接到陆地电网的技术，&ABB德国电力技术营销和通信部门总裁 Jochen Kreusel表示。

The interconnection scale of the modern power system is continuously ampliativeand fortified. Once the fault occurs, we must process it timely and accurately. Otherwise,it may be spread to largish areas and result in large-scale blackout.

现代电力系统互联规模不断扩大和加强，电网一旦出现故障，如果不能及时准确的处理，很可能波及相当大的供电区域，导致大面积停电的发生。

The main reason lies not only on power quantity, but more on power structure. This article based on some theories of industrial economics and lengthways analy...

本文从产业经济学的角度，以纵向分析为主，沿着现状、问题与对策的分析思路，对我国电力工业与国民经济的关联、电力投资结构、电源结构、电网结构与区域结构等进行了深入的分析，为进一步促进我国电力结构的调整、资源的优化配置和电力工业的改革与发展提出了一些对策和建议。

It is presented in this paper that an analysis is done on maloperation of WXB-11 microprocessor based HF protection at transitional fault in Heilongjiang 220kV network in recent years.

文章对黑龙江省220kV电网近几年WXB-11型微机高频保护在系统发生转换性故障时发生误动进行了分析，说明了误动的原因，并提出了解决的方法。

To solve the problem of frequent misoperation or maloperation of overcurrent protection for high voltage mine power network, in this paper an adaptive control based setting value setup scheme is proposed.

针对目前矿井高压电网过流保护经常误动或拒动的问题，提出一种基于自适应控制技术的定值整定方案。

How to use the existing technologies to improve the security of power net and prevent the vicious accidents, such as long-term and large-area blackout caused by relays'maloperation, has become a concerning problem of many protection specialists.

如何利用现有技术提高电网的安全性能，防止由于保护的不正确动作造成长时间、大范围停电等恶性事故的发生，成了很多继电保护工作者关心的问题。

Designing princeple and measuring programme which combines a manul instrument with artificial intelligence for data analysis were put forward. As an alternative, another approach with computer-sensor system is also proposed for future development of leather industry.

根据制革生产现场潮湿、多酸、碱、盐及电网波动大的实际情况，设计、制作了皮革手感信号的便携式检测仪，并创造性地提出了用便携式检测仪作现场检测，而用计算机以人工智能方法分析数据的实用皮革手感测定方案，以及与制革和皮件生产的未来发展趋势相适应的计算机检测分析系统。

In Japan, where electricity is expensive, solar power is now fully cost-competitive with power from the grid, says Paul Maycock of PV Energy Systems, a consultancy based in Virginia.

弗吉尼亚州PV能源系统咨询公司的保罗梅科恪列说，日本的电力很贵，太阳能动力如今已完全能与电网电力等价消费。

Dr. Si branch Meader, we are discussing another topic, with electrical network irrelevant, you need not to manage us to say anything.

（斯科米德博士，我们谈的是另一个话题，和电网没有关系，您可以不用理会我们说些什么。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。