Miners also hope copper will have a future in products such as electric cars, wind turbines and high-efficiency power transformers. 此外,矿商还希望,在诸如电动汽车、风力发电机和高效电源变压器等产品中,铜也能找到未来。
Study on Electric Pitch System of Megawatt Wind Turbine 兆瓦级风力发电机组电动变桨距系统研究
The wind power flange is the important part in generating electric by wind. 风力发电塔筒法兰是发展风力发电的重要零件。
None of the big innovations that major economies are relying on to kickstart their economies not solar panels, electric vehicles, wind turbines, smart phones or laptops will materialise without a steady supply of these metals. 没有这些金属的稳定供应,主要经济体拉动自身经济所依赖的重大创新就无一能够实现,也就没有太阳能电池板、电动车、风轮机、智能手机、笔记本电脑等等。
The practical principle of the electric equipment automation for heat wind barrel type dryer was introduced in this paper and the outside equipment joint and the software program method were showed. 介绍了热风桶式烘干机电气设备自动化的实现原理,给出了外围设备连接和软件编程方法。
Based on indices of electric power quality, we consider power fluctuation an additive index of electric power quality for a wind farm in real conditions. 在电能质量各分项指标的基础上,针对风电场的实际情况,引入了功率波动作为附加的电能质量指标。
The self-generation electric vehicle has small wind resistance and obvious energy-saving effect during the traveling course. 该种设置,行使过程中风的阻力小、节能效果明显。
China is experimenting with eco-friendly technologies, from electric cars to urban wind turbines like this one in southeastern Shanghai. 中国正在试验一些环保科技,从电动汽车到类似照片中上海东南部乡下的风力涡轮机。
Researches on Power Flow Algorithm of Electric Power Systems Including Wind Farm of Wind Turbine with Synchronous Generators 含同步风电机组的电力系统潮流算法研究
Design and Simulation on the Electric Pitch-regulated Transmission Mechanism of Wind Turbine-generator System 风电机组电动变桨距传动机构设计与仿真
This is a fan of electric field and wind made the urgent need to resolve the issue of design. 这是风机国产化和风电场设计亟须解决的问题。
A heat sink is substituted with the vane type electric heating pipe in wind tunnel. 风道内以散热器取代翅片式电加热管;
A summary of the electric generation by wind power 风力发电综述
Effect of Electric Wind on Formula of Dust Collection Efficiency 电风对收尘效率公式的影响
Twenty seven times of observations to the electric field and wind velocity associated with varied sandstorms have been made at the height 16m, 8m, 4m, and 1m at a desert area. 在沙漠区的16m,8m,4m和1m高度上观测到27次不同沙尘暴天气过程的电场和风速随时间变化。
Considering various kinds of the factors which affect output of wind generator and PV panels, more practical mathematic formulas for calculating electric energy produced by wind generator and PV panels are derived. 考虑了影响风力发电机和太阳电池组合板发电量的各种因素,给出了更符合实际的计算风力发电机和太阳电池组合板各月发电量的数学公式。
In this paper, an expression for the turbulent mixing coefficients was theoretically derived with the effect of electric wind subtly introduced into them, and the coefficients were experimentally verified. 本文从理论上推导了紊流掺混系数的表达式,很巧妙地把电风的影响引入到紊流掺混系数中,并且通过实验给予了验证。
This solar-to-electric energy conversion and its efficiency involve three following stages: conversion solar energy into air thermal energy through solar collector, conversion thermal energy into kinetic energy by chimney, conversion kinetic energy into electric energy by the wind turbine generator. 整个太阳能烟囱发电技术的能量转化以及效率可以从三个部分来分析:通过集热棚太阳能转化为空气热能,通过烟囱将热能转化为动能,通过涡轮发电机将动能转化为电能。
Gas flow through ESPs is influenced by a secondary flow of electrical origin known as electric wind. 流场的计算结果表明,在电除尘器内,电风对气体流动的影响是不可忽略的。
By establishing two dimensional physical and mathematical transmission models, the concept of efficiency factor was introduced for taking into consideration the function of turbulent flow spreading and electric wind, and a reverse calculation method was used for identification of parameters with computer. 在充分考虑紊流扩散和电风作用的基础上,通过建立二维静电传输数学物理模型,提出效率因子的概念,利用数学反演法进行参数识别,并利用计算机进行求解;
By analysis of wind resources, demand and supply of electric power, wind power generation and so forth in Jiangsu Province, plans and some suggestions of wind power development policy are proposed. 在分析江苏风资源、电力供需、风电穿透功率等情况下,提出了江苏风电发展的规划设想和政策建议。
Electric Power Quality of Wind Park 浅谈风电场的电能质量
Numerical analysis of complete flowfields around a spherical cone model in electric arc wind tunnel 电弧风洞内球锥全目标绕流场计算分析
The study on electric field of ion wind injector 离子风喷头电场的研究
It have studied the fuzzy application and function in the long-range monitoring system of electric field of wind of logic control. 研究了模糊逻辑控制在风电场远程监控系统中的应用和作用。
Electric power quality of wind park is a key index if wind park connects with public power grid. 风电场的电能质量是风电场并入电网运行的关键指标。
On the incoming flow condition of high enthalpy air in an electric arc wind tunnel, three-dimensional chemical non-equilibrium Navier-Stokes equations are solved numerically to analyze real gas effect in complete flowfields around a non-ablated spherical cone model. 针对电弧风洞高焓气体来流条件,通过数值求解三维化学非平衡Navier-Stokes方程,分析无烧蚀球锥全目标绕流场真实气体效应。
The wind power generator is a mechanism transforming wind energy to electric energy. According to the mature technology, rapid development of the industry and relatively low cost, electric power generation using wind power is viewed as the main form to make use of the wind power. 风力发电指将风能转化为电能的发电形式,是风能利用的主要形式,也是技术较成熟、产业发展较快、成本相对较低的可再生能源利用方式。
With the development of the Wind generator and the mass using of the power electronic equipment, for example, high power converters, the research on electric power quality of Wind Park becomes hotspot in the research on wind generator. 随着风力发电的发展以及大功率变流器等电力电子设备的大量使用,风电场中的电能质量的研究已经是风力发电研究中的一个热点。
In this paper, the electric field in different wind speed, dust density in different conditions, the repeated calculation to determine the selection of boundary conditions, and explored a set of electrostatic precipitator for gas-solid flow in numerical simulation is calculated. 通过对不同电场风速、不同粉尘密度条件下的多次计算,确定了边界条件的选取方法。