负荷中心
- 网络Load Center
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我国能源资源和生产力发展呈逆向分布,西部能源基地与东部负荷中心距离在1000~3000km左右,使得建立长距离、大容量的特高压输电系统成为必然。
In China , the energy resources distribution is against the productive forces development , the energy base in the west is about 1000 ~ 3000km away from the load center in the east . Therefore , the UHV transmission system with long distance and large capacity should be established .
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安全、难燃防火,无污染,可直接安装在负荷中心;
Safe , fireproof , no pollution , it can be installed directly on load center ;
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运动负荷中心电图ST段和QT间期离散度改变及对心脏功能的评估价值
Changes of electrocardiograph ST segment and QT interval during load exercise and its evaluation on cardiac function
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GIS变电站比较紧凑和灵活,能够设置在靠近负荷中心的地方,可以更高效地配置高压系统和中压配电网。
Due to their compactness and flexibility , GIS substations can be located close to load centers , allowing a much more efficient configuration for both the HV system and the MV distribution network .
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通过对机端故障和负荷中心故障进行仿真分析,验证了同步坐标下单机PEBS法是电力系统暂态稳定分析的一种有效方法。
Analyzing simulation results of the faults which are at generator port and loading center , proof single generator PEBS at synchronism frame is effective method to decide power system transient stability .
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采用高温超导电缆将有可能降低输电电压等级,可以采用220kV高温超导电缆将1GVA以上的电能输入到城市负荷中心,满足特大型城市负荷中心供电需求。
It is possible to transmit high electric power above 1 GVA to the load centers in downtown areas by 220 kV HTS cables so as to meet the needs for power supply by large cities .
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确定负荷中心的一种解析法
A Method of Determining the Loads ' Centre
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负荷中心的确定方法
The Method for Calculating Load Center
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我国东部沿海地区经济发达,是我国的电力负荷中心。
The eastern coast region is power load center in China as a result of the developed economy .
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提高湖南电网负荷中心暂态电压稳定水平的方式研究
Research on the Mode of Operation to Improve the Transient Voltage Stability of Load Center of Hunan Province Grid
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作者企图从动力系统最基本的功率传送方程出发,来推导具有多个负荷中心的复杂动力系统的网损计算公式。
The author attempts to derive the transmission loss formula for a rather complicated power system having multiple load points .
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电解电源是电力系统的重要负荷中心,是国际上电工学界研究的热点内容。
The electrolysis power is the important load center in power system and the hotspot contents of electrical academe internationally .
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靠近负荷中心的分布式发电系统对配电网有着多方面影响。
Distributed generation ( DG ) near to load center has several kinds of serious potential impacts on distribution system .
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南京市工业基础雄厚,经济发展较快,是全省的电力负荷中心之一。
The industry foundation is abundant and the economical development is quick . Nanjing is one of entire province power load centers .
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大负荷中心短路电流超标严重影响电网的安全稳定。
The short circuit current of large load center that excesses the regulation standard seriously endangers security and stability of power grid .
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变电站站址的选择,要考虑是否靠近负荷中心等多种因素,对变电站选址的决策潮流辨识作了详细的分析。
The transformer substation station site choice , needs to consider whether approaches the load center and so on many kinds of factors .
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由于较低的输电线路造价,高压直流输电对发电地点远离负荷中心的远距离输电极为经济。
HVDC transmission is extremely economical for long distances where generation sites are remote from load centers because of lower transmission line costs .
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作为电力系统的重要负荷中心,城市电网配电系统可靠性指标的建立及定量评估有其自身的特点。
As the important load center of power system , the establishment and evaluation of distribution system 's reliability index has his characteristics .
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在经济上具有占地面积小,移动方便、深入负荷中心,建设周期短、减小浪费等优点。
Economies are small footprint , easy to move , in-depth load center , short construction period , reduce waste and so on .
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负荷中心单元变电站由变压器、断路器组成,中型电动机、照明和取暖负荷通过断路器获得电力。
The load-center unit substations are composed of transformers and circuit breakers which distribute power to the medium size motors and lighting and heating loads .
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探讨负荷中心和电源中心两种电磁环网的打开方法;同时也分析打开电磁环网后,带来的缺陷。
To explore not only the methods but also the shortcomings of breaking out the two electromagnetic loop networkers of load centre and power sources .
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位于湖南省株洲市株洲县太湖乡的龙门厂址,靠近长株潭负荷中心,厂址条件十分优越。
Longmen site is located in Taihu Township , Zhuzhou City , Zhuzhou County , Hunan Province , which is near the Chang-Zhu-tan load center .
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考虑到建造费用、电能传输能力、山区情况和负荷中心与发电厂的距离,其中部分采用了不换位平行双回线。
Un-transposed and parallel transmission lines are adopted considering construction cost , power-carrying capacity , mountainous areas and the distance between generation sites and load center .
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将电压从中压变至低压的电厂负荷中心单元变电站,也从厂用母线获得电源。
Load-center unit substations , where the power is transformed from the medium voltage level to the low voltage level , are also powered from the auxiliary buses .
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高压输电输电线路是电网的动脉,肩负着输送电力从发电站到负荷中心的任务。
High-voltage electrical power transmission line is the artery of electrical-net , and it undertakes the task to transmission electrical power from power station to the load center .
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它的功能是将自然界的一次能源通过发电动力装置转化为电能,再经输、变电系统及配电系统将电能供应到各负荷中心。
Its function is a natural energy through the power plant into electricity , and then the transmission and substation systems and power distribution systems will be supplied to the load center .
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城市电网不仅是电力系统的主要负荷中心,更是城市现代化建设的重要基础设施,投资规模巨大,对供电安全性和供电可靠性要求较高。
As the major load centers of power system and one of the most important urban facilities , urban power network calls for enormous investment , high security and reliability of power supply .
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由于资源分布具有地域性,特别是风能和水能一般远离用电负荷中心,所以需要将电能远距离的输送到负荷中心。
As the distribution of natural resources has locality , especially wind and water is usually far away from electricity load center , so it is necessary to convey electricity to far load center .
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随着风能、太阳能、生物能等可再生能源开发规模的不断扩大,其固有的分散性、小型性、远离负荷中心等特点日益突显出来。
With the rapid development of wind , solar and other renewable energy , the characteristic of inherent dispersion , small structure , far from the load centers and so on are constantly exposed .
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城市电网是电力网的重要组成部分和电力系统主要的负荷中心,有着负荷密度大、负荷增长迅速和用电可靠性要求高等特点。
Urban power system is the main component of power network and the main load center of a load density , and the load to the rapid growth , electricity reliability requirements higher characteristic .