Cause Analysis and its Solution to High Grid Loss Rate to Wuhai Power Grid 乌海电网网损率偏高原因分析及解决方案
In connection with the characteristics of national generation right trading, the main responsibility part is analyzed and the scope of the grid loss compensation is defined. 针对我国发电权交易的特点,分析了发电权交易的责任主体,并对网损补偿的范围进行了界定。
Study on Forecast and Decomposition of Grid Energy Loss Index 电力网电能损耗指标预测与分解的研究
Technical Solutions to Conserve Energy in Grid Dispatch Line Loss Reduction and Energy Saving at Enterprises Using Agricultural Power 电网调度降损节能的技术措施农电企业降损节能工作的探讨
The test results show that with the increase on the number of louvered concentration grid units and their clearance and the increase in concentration grid inclination the resistance loss of the louvered concentrator tends to decrease. 实验结果表明,随着百叶窗浓缩栅个数和间距的增加及浓缩栅倾角的增加,百叶窗浓缩器的阻力损失减小。
This paper discussed several failure modes of VRLA battery such as positive grid corrosion, premature capacity loss, active mass softening or sulfation, negative plates strap corrosion, water loss, thermal runaway, and so on. 探讨了阀控式铅酸蓄电池(VRLA)失效的常见模式,如正板栅腐蚀、早期容量损失(PCL)、活性物质软化或硫酸盐化、负极汇流排腐蚀、失水和热失控等。
Share-out of grid loss during transmission cost analysis 输电成本分析中网损分摊问题的探讨
Reactive power optimization is the main measure to reduce the regional power grid energy loss. 无功优化是地区电网降损节能的主要措施。
The major cause of failure of VRLA batteries, including grid corrosion, water loss, premature capacity loss and thermal runaway, are discussed in this paper. 主要讨论阀控铅蓄电池故障主要原因,包括板栅腐蚀、水损失、早期容量损失、热失控。
A Grid Loss Management System Based on Components Technology 基于组件技术构建的网损管理系统
The actual application shows that this system can improve the voltage level for each node of the whole power grid efficiently, reduce network loss, and produce better benefits. 实际应用表明,该系统可有效提高全网各节点的电压合格率,减少网损,能产生较好的经济和社会效益。
The paper brings out a few of measures to save energy including rational planning of grid, improvement of line loss management, public line, reactive compensation on-spot, promotion of single-phase transformer and elimination of timeworn facilities, etc. 提出了多种途径的节能措施,包括合理规划电网、加强线损管理、完善公用线路、公用台变无功就地补偿、推广单相变、淘汰落后用电设备等。
Influence of Operating Voltage of Grid on Grid Loss and Economic Load Rate of Transformer 电网运行电压对网损和变压器经济负荷率的影响
Technical measures for reducing power grid line loss 降低电网线损的技术途径
The technical measures and manipulative ways of saving electric energy in power plants Technical measures for reducing power grid line loss 发电企业照明的节电管理与措施降低电网线损的技术途径
Effect of design parameters of adjustable head fall grid mixer on head loss 可调式跌水网格混合器设计参数对水头损失的影响
With the problem of economical running of power grid being more and more attached importance to, how to reduce the grid loss on the premise that the voltage quality is guaranteed has become an important problem which the electric power department has to urgently research and resolve. 随着电网经济运行问题越来越受到重视,如何在保证电压质量前提下降低网损成为电力部门急需研究和解决的重要问题。
Chapter 7 constructs the assurance system of medium and low voltage electricity grid line loss management, includes four parts which are organizational construction, personnel assurance, safeguards assurance and inspiration assurance. 第七章主要构建了智能化中低压电网线损管理的保障体系,研究了线损管理制度建设、人员保证、监督保证、激励保证。
The Optimal Reactive Power of the country grid is very meaningful for improving the reliability of the country grid, reducing the power loss, increasing the voltage passing rate and providing high quality electric energy to users. 农村电网中无功优化工作,对于提高农村电网的供电可靠性、降低电能损耗、提高电压合格率,以及为用户提供优质电能的意义重大。
The data using a virtual grid organization, to avoid interpolating the original data grid loss of accuracy. 采用虚拟格网的数据组织方式,避免对原始数据进行内插格网损失精度。
Chapter 6 constructs the organizational system about medium and low voltage electricity grid line loss management, researches the organization structure, development planning and evaluation. 第六章主要构建了智能化中低压电网线损管理的组织体系,研究了线损管理的组织结构、发展规划、考核评价。
Based on the real-time grid line loss calculation method, with the problems of data integrity and the bad data in the collections, we utilize an effective state estimation method, and focus on the requirements of real-time algorithm. 3. 在基于实时的电力网线损计算方法会遇到的采集数据不完整和数据中存有不良数据的问题,本文采用一种有效的状态估计方法进行了解决,着重对算法实时性的要求。
According to the analysis, it is more convenient to find out the reason of loss changes and develop more effective and reasonable loss reduction measures to provide reference for the power grid enterprise line loss assessment. 根据这些分析可以更加方便快捷地查找出引起损耗变化的原因,制定更加有效合理的降损措施,为各级电网企业线损考核提供参考,有重要的理论和现实意义。
This paper base on the analysis of reactive power-voltage characteristic of wind power integration, and put forward the solution, at the same time of improving system voltage stability, decreasing the grid loss. 本文从分析风电并网的无功电压特性入手,提出了无功优化方案,在提高系统电压稳定性的同时,降低了系统网损。
The research contents include frontier theory and calculation about line loss management exploration as well as innovation practices, which is a new and the most effective method to research medium and low voltage intelligent grid line loss management in our country at the present time. 是我国现阶段智能化电网中低压电网线损管理研究的一种新的最有效的方法。
At present, the domestic line losses statistical assessment method is "quartering", referring to the power supply enterprises under the jurisdiction of the grid to take the Comprehensive Loss Reduction Management, partial pressure, partition, sub-line and sub-station area, including the line loss management. 目前,国内线损统计考核方法主要是四分法,即指对供电企业所管辖电网采取分压、分区、分线和分站的线损管理在内的综合降损管理方式。
Achieving the grid line loss analysis and calculation, considering the loss of the grid contained the electric vehicle grid in seasons. 其次,对电网中的线损进行分析计算,考虑了包含电动汽车的电网中不同季节的电网损耗。
Through the statistics and analysis of character variables of domestic power grid accidents with load loss, the power law relationship between the blackout dimension and frequency is discovered, and the theory of Self-Organized Criticality is used to explain such phenomena. 通过对我国电网大停电事故中特征变量概率分布的统计分析,阐述了大停电规模与频率之间呈现出的幂律关系和自组织临界特性。
Rational choice point of reactive power compensation, and compensation capacity determination, can effectively maintain the system voltage level and stability, reduce grid power loss, to achieve power saving purposes. 合理无功补偿点的选择以及补偿容量的确定,能够有效地维持系统的电压水平和稳定,降低电网有功损耗,达到电网节能的目的。