本文介绍一个实用的电力地调s CADA系统的通信枢纽级微机的硬件结构与选型。
This paper introduces a practical hardware structure of a hub of SCADAcommunications of local electric power dispatch and the microcomputers selection.
这些大坝建于近一个世纪以前，是为洛杉矶港的木材和造纸厂提供电力的，大坝阻断了6种鲑鱼的上游产卵地。
Built nearly a century ago to provide power to lumber and paper mills in the town of Port Angeles, these dams blocked access to upstream spawning beds for six species of salmon.
研究团队同时还在考量将他们的算法应用到电网上从而能够更好地输送环保型但稳定性欠佳电力能源。
The group will also look at applying their algorithms to electricity grids, to make them work better with environmentally friendly but unreliable sources of power.
现在我们都知道，所谓“准备地最充分”就是这样：在福岛大一针核反应堆完全丧失电力供应，使核反应堆中心装置和核废料池冷却水中断供应。
This, we now know, is what "well prepared" looks like: total loss of power at the Fukushima Daiichi nuclear reactor, which deprived the reactor core and spent-fuel pools of cooling water.
“云”成为了计算光明未来的代表，一个处理和存储变得跟电力一样可以无所不在而便宜地获取的世界。
"The cloud" has come to represent the bright future of computing, a world where processing and storage become as ubiquitous, cheap and accessible as electricity.
近日，关于输电线路规划和绿色电力的讨论正在华盛顿如火如荼地进行着。
Discussion about transmission line planning and green power is popular in Washington these days.
不论是刚成立的企业，还是大型工业集团，应该使他们都能够更简便地将电力出售给国家输电网。
It should also be simple for new producers of electricity-from clever start-ups to big industrial firms-to sell power back to the grid.
因此，IT系统将不再是那样地消耗资本了，这一系统只需要花费运营成本，就像电力系统一样。
It systems will increasingly no longer be a capital expense, but an operational cost, like electricity.
如果手机持续不断地在“定位”，即使用户不使用手机，手机电力照样会被耗光。
If the phone is constantly trying to pinpoint where it is, it will suck power even when the user isn't actively doing something with the phone.
这份报告说，有超过100万的加沙居民目前靠食品援助生活，这相当于这一地区总人口的80%。此外，加沙的电力、供水和污水处理系统也都已经瘫痪。
According to the report, more than one million people or 80 percent of Gaza's population is now dependent on food aid and that Gaza's power, water and sewage systems have collapsed.
法瑞斯表示，其结果是制作Planar电池的材料中有97%被有效地用于存储电力。
The result, says Mr Faris, is that 97% of the materials used to construct a Planar cell are actively engaged in storing electricity.
他将与麻省理工学院的工程设计同事共同努力，把他的储能装置整合到各种系统之中，他希望有一天这样的发电装置能为家庭和汽车不分昼夜地提供电力。
And he is going to work with his engineering colleagues at MIT to try to integrate his storage device into systems that he hopes one day will power homes and cars all day and all night.
例如，2003年电力消耗是如此出人意料地猛增，以致于中国因为电网缺电而开始经受反复的电力管制。
In 2003, for example, electricity consumption surged so unexpectedly that China began suffering from repeated brownouts as the grid ran short of power.
这还是真的需要些胆量才行的，飞机在白天电池充电时会一直爬高，而到了晚上为了节省电力会一直不断地缓慢下降。
This will involve some daring, with the aircraft spending all day climbing as its batteries are recharged and then descending slowly under power throughout the night to conserve energy.
这个特性可以实时地收集电力消耗数据。
This provides for the collection of power consumption data in real time.
他告诉BBC，在诸如电力、运输和食品等领域全面地减少温室气体的排放是很重要的。
He told the BBC that cutting greenhouse gas emissions was important across the board, in areas such as electricity, transport and food.
随着夏季的到来，他们有足够的能力利用常规和可再生能源，或者从国外购买电力：最近，进口一反常态地超过了出口。
As summer approaches they have enough capacity in conventional and renewable power or can buy from abroad: recently, imports have uncharacteristically outstripped exports.
他们是被用来向未来的新职员展示电子墨水的显示屏是如何在没有电力支撑的情况下无限期地显示图像的。
They're used to demonstrate to potential new hires how an e-ink screen can hold an image indefinitely without being connected to a power supply.
引起极光的太阳能量抛射还能引起地磁风暴，能够影响宇航员的太空行走，绕地卫星甚至是地面上的通信和电力系统。
The solar ejections that cause auroras can also create geomagnetic storms that can affect spacewalking astronauts, Earth-orbiting satellites, and even communications and power systems on the ground.
时至今日没人会说”我想连接到一个千万伏特的发电站”—取而代之是我们约定俗成地想电力本来就会按需为我们需要进入的每一栋房屋的每一个房间准备就绪.
Today, nobody says "I need to connect to a megawatt power station" - instead we assume that electricity will be available on demand in almost every room of every building we visit.
随着城市电力需求增长，铺设新电线就要通过破坏街道路面来进行。不过，只需要在现有管道里填充更多的铜线就可以更简单地解决这个问题。
As urban power demands increase, we could rip up streets to lay new lines, but an easier solution is just to cram more copper into the conduits we already have.
加州的凯姆普保留地拥有唯一一个正在保留地运转的电力农庄。
The Campo reservation in California is the only one with a working commercial wind farm.
而对策往往只是简单地停止能源供应：在河南省，钢铁厂被命令停工数日，一些村镇民居的电力供应也被切断了。
Many responded simply by switching off electricity supplies: in Henan province, steel works were ordered to close for days, and power was cut to homes in towns and villages.
多年来世界各地的各色科学家小组一直致力于无线供电研究，效率一直是主要的问题，更确切的说是电力在空气中传输的低效率问题，绝大部分电力在到达目的地之前就损失了。
Various groups of scientists around the world have been working on it for years, but the problem has mainly been the efficiency, or rather the inefficiency with which power is transfered over the air.
基载电力需要全天候地稳定传输，而柴油机发电更能顺应急剧上升的供应需求。
Baseload power is delivered at a steady rate around the clock, while diesel is more suited to meeting spikes in demand.
基载电力需要全天候地稳定传输，而柴油机发电更能顺应急剧上升的供应需求。
Baseload power is delivered at a steady rate around the clock, while diesel is more suited to meeting spikes in demand.
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