Composite power supply with single-phase& three-phase have any advantages to better economic gain and big agility, have a most important denotation to descend dissipated power. 单三相混合供电具有经济性好、灵活性大的优点,对降损节能促进城乡用电同价有着十分重要的意义。
Composite control of sliding mode and PI for inverter arc welding/ cutting power supply 逆变式焊/割电源滑模变结构与PI综合控制
Design of Multi-way Composite Switching Power Supply for Intelligent Sensor System 智能传感器系统多路混合开关电源设计与实现
Study on Manufacturing Wood-plastic Composite Materials Using Waste PVC Cable Unplasticized polyvinyl chloride ( PVC-U) pipe for water supply 废旧PVC电缆料制备木塑复合材料的研究与优化GB/T10002.1-1996给水用硬聚氯乙烯(PVC-U)管材
The Fe-SiC composite coatings were obtained through adding SiC particles into iron plating bath using a set of self-made asymmetry AC-DC power supply. 采用自制的不对称交直流电镀电源,在氯化亚铁镀铁液中加入SiC颗粒制备了Fe-SiC复合镀层。
The Property and Characteristic of Steel-Plastic Composite Pipe and Its Application in Water Supply Field 钢塑复合管的性能特点及其在给水领域的应用
Composite power supply with high power density 高功率解决方案高比功率复合电源
Objective: To compare results of blood supply of composite mandibular flaps in the blood supply pedicles with external maxillary artery and inferior dental artery and only with external maxillary artery. 目的:比较以颌外动脉为供血蒂和以颌外动脉及颌内动脉分支下齿槽动脉共同形成供血蒂的下颌区复合组织瓣的血供差异。
Application Case of Steel Skeleton Reinforced Polyethylene Plastic Composite Pipe for Water Supply 钢骨架增强聚乙烯塑料复合管的应用
The composite power supply combined the capacitor with chemical battery, so it has high power density. 利用电容器这一特性,把它和化学电池结合起来,组成了具有较高比功率的复合电源。
A Design of Composite Buy-back Strategy Under Consideration of Buy-back Cost of the Supply Chain 考虑供应链回购成本的&种复合回购策略设计
By the Composite Customer Damage Function and statistical times of power supply interruption, two indices, Interrupted Energy Assessment Rate and Interruption Cost Per Event, were adopted to evaluate outage costs of each type consumers. 基本计算过程为,根据各类用户的综合用户停电损失函数和停电次数的统计结果,采用停电损失评价率和每次事故停电损失2个指标来评价每类用户的停电损失。
A novel composite circuit power supply with double voltage and full-wave rec-tification for CO2 lasers are developed. 本文介绍一种利用倍压和全波整流复合的新型电路所研制的CO2激光器电源。
Conclusion: The commonly used composite blood activating decoction could promote the recovery and oxygen supply of bone marrow microenvironment in AA mice, and improved the bone marrow hematopoiesis. 结论:复方活血汤可促进再障小鼠骨髓微环境的修复及供氧,从而促进骨髓造血。
It is important for water pump station design to compare and optimize water supply pump composite plan and to control pump speed to reduce energy consumption of water supply running with the result of technical and economic benefit after setting up the pump station. 为了降低供水工程运行能耗,供水水泵组合方案的比较、优化以及水泵的调速处理,是给水泵站设计的重要内容,对于泵站建成后的技术经济效益具有重要意义。
Abstract Three guidelines by which the optimal speed control range will be determined for a composite water supply system equipped with both speed regulation and constant pumping assemblies and the deduced calculation methods and equations for each are given in this paper. 本文提供了在调定混合给水系统中,限定调速泵最佳调速范围的三种情况,并分别推导出相应的计算公式。
Determination of Optimal Speed Control Range in Composite Water Supply System 调定混合给水系统中水泵最佳调速范围的确定
Based on grey system theory, a weighted grey correlation model is built, the composite efficiency of mechanical equipments is evaluated to supply a reference for equipment optimization. 以灰色系统理论为基础,建立加权灰关联分析模型,对机械设备进行综合效益评价,为设备选优提供决策依据。
Design of Multi-output Composite Power Supply for Double Grid Air Counter 双栅极空气计数管多路混合电源设计与实现
The problem in charge decay test on composite material by power supply charging method 充电法在复合材料静电测试中的问题
Along with the application of carbon fibre composite in aerospace civilian industry and so on, carbon fibre has displayed its own advantages., also its disadvantages such as long price of manufacturing cost, demand exceeds supply, small fracture elongation percentage and so on. 随着碳纤维复合材料在航空航天、民用工业等领域的广泛应用,碳纤维复合材料发挥着独特的优势,同时也暴露出造价昂贵、国际性的供不应求、断裂延伸率小等问题。
Contemporary flywheel energy storage system ( FESS) is a combination of composite flywheel, high speed motor and high efficient power electronics converter, having great value in engineering. It is suitable for the field of high power pulse supply and power quality enhancement. 现代飞轮储能系统结合了复合材料飞轮、高速电机以及高效率电力电子变换器等技术,具有工程应用价值,可适用于高功率脉冲电源,电能质量提高等领域。
The fully-wrapped composite tanks for on-board storage of high pressure hydrogen which has high specific strength and stiffness is a key components in the hydrogen supply system. 具有比强度和比刚度高等优点的纤维全缠绕高压储氢气瓶在氢燃料电池汽车供氢系统中是一个关键部件。
Bimetal composite sheet has special mechanical and physical performances, which can supply the industry needs, so it is necessary to make research on it. 双金属复合板因其特殊的机械性能、物理性能等指标,可以更有效的满足生产实际的需要,所以对其生产工艺的研究势在必行。
Establishing an error correction model ( ECM), we studied the impact of regulation policies on the Shanghai composite index of real estate, with the control of macroeconomic variables as well as variables which reflect supply and demand in real estate market. 本文通过建立误差修正模型,在控制了本地宏观经济变量和房地产供求变量后,研究了调控政策对上海房地产综合指数的影响。
By means of compound preparation into composite molding fuel, the mixture of coal and sludge can achieve the balance of energy supply in the combustion process, and can simultaneously accelerate the drying of sludge in the mixture. 80%左右的含水率是污泥燃烧利用的主要障碍,通过将煤和污泥复合成型制备成复合燃料,可以实现燃烧过程的能量供给平衡,同时可加速复合燃料中污泥含水的干化速率。