电容器组
- 网络capacitors;Capacitor bank;capacitor set
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传统的RC恒压回路对大容量电容器组充电时存在充电时间长、效率低等问题。
In charging the large capacity of capacitor bank , the traditional RC constant voltage charging circuit has the inherent shortcomings of long charging period and low efficiency .
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10kV电容器组切换在用户侧产生的电压放大现象
Voltage uprise at customer side caused by switching-over of 10 kV Capacitor Bank
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基于DSP的超级电容器组充电管理系统
Charge manage system of ultra capacitor groups based on DSP
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基于DSP的中低压电容器组保护算法的研究
Research of Medium and Low Voltage Capacitor Group Protection Based on DSP
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基于DSP无功补偿电容器组同步投切装置的研究
Research on DSP-based synchronous closing device for var compensation capacitors
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高压直流PLC滤波器用电容器组简介
Brief Introduction of Capacitor Used in HVDC PLC Filter
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所以本文采用可以连续调节无功的SVC配合电容器组。
So SVC is used to coordinate with capacitor .
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高压并联电容器组单双星形接线方式选择波长重用的单跳星形WDM网络
Selection between Single-star and Dual-star Connection Mode for HV Parallel Capacitor Bank Wavelength Reusable Multi channel Network
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以在线负荷预测为依据,进行当前时刻以后24h内的并联电容器组和变压器分接头状态确定。
Based on the on-line forecasted load powers , the shunt capacitor states and tap changers in the next 24 hours are determined .
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射频MEMS开关是重要的射频MEMS器件,一些RFMEMS开关已经应用于部分微波系统的前端电路、数字电容器组和移相网络。
As one of the most important MEMS devices , RF MEMS switches have been applied in front-end circuits of some microwave systems , antenna and phase shift architectures .
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变电站10kV母线上的电容器组的投切对输入阻抗没有影响。
The capacitor group connected to the bus has no influence on the input impedance .
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针对现有的10kV无功补偿电容器组投切时产生的开关暂态过程危害,提出了一种基于DSP和自适应控制的无功补偿电容器组同步投切控制系统。
A new type controller based on DSP and adaptive control is developed to synchronously switch 10 kV reactive power compensation capacitor banks for reducing transients .
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VQC控制的电容器组运行异常的分析与对策
The Analysis and Measures to the Causes of Abnormal Operation of Capacitor Bank Controlled by VQC Installation
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500kV临汾变电站并联电容器组
500 kV Substation Parallel Capacitor Sets
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20kV并联电容器组的技术方案与接线探讨
Discussion on the Technology Scheme and Connection of 20 kV Shunt Capacitor Bank
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20kV并联电容器组保护装置的配置与计算
Discussion on Configuration and Calculation of Protection Device for 20 kV Shunt Capacitor Bank
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设计了一种采用脉宽调制(Pulsewidthmodulation,PWM)控制的具有动态串联补偿功能的故障限流器,主要由以PWM原理控制的电感、开关控制的电容器组、限流电感构成。
A fault current limiter controlled by pulse width modulation ( PWM ), which possesses the function of dynamic series compensation , is designed . This current limiter consists of inductance controlled by PWM , capacitor banks controlled by switcher and current-limiting inductance .
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优化过程分静态优化和综合优化两个阶段进行,静态优化时由无功灵敏度值排序并确定电容器组投切状态,综合优化时对并联电容器组和变压器分接头进行24h状态协调。
In the static stage , shunt capacitors are ordered by the reactive sensitivities and states are determined in static . In the compositive optimization stage , device states in 24 hours are coordinated .
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500kV变电所并联电容器组配置方案探讨适用于现场电容器组电容量测量方法&JCB-500型多用途全自动电容电桥的研究
Inquisition into Configuration Scheme of Parallel Capacitor Banks at 500 kV Substation An On-site Measurement Method of Capacitance of Capacitor Banks
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在综合分析煤矿类企业无功补偿现状的基础上,提出了电力电容器组与PWM整流器构成混合型结构的新型无功功率补偿装置的模型,并给出了其拓扑结构。
On the basis of analyzing the actuality of reactive power compensation in the coal-mining corporations , presented a new pattern reactive power compensation device model of mixed structure composed by power capacitors and PWM rectifier , and illustrated its topological structure .
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提出一种基于SCADA的综合控制变压器分接头和并联电容器组的模糊线性规划方法,进行配电站电压无功实时监控。
A fuzzy linear programming method based on SCADA and used for the combined control of load tap changer and switching over shunt capacitors bank is proposed , to solve the real time vol / var control problem in a distribution substation .
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对本系统而言,当储能电容器组充电电压为3500V时,160g弹丸的发射速度可达24.991m/s。
A pill of 160 grams can be accelerated to 24.991m/s when the energy storage capacitor banks are charged to 3500V .
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一次设备主要包括以下组件:限流电抗器、电容器组、晶闸管阀、可控火花间隙、机械旁路开关、MOV、阻尼回路、旁路刀闸及隔离刀闸。
Primary equipment includes the following components : current limiting reactors , capacitors , thyristor valves , controllable spark gap , mechanical bypass switch , MOV , damping circuit , the bypass isolator and isolation switch .
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针对风电机组并网会吸收无功功率这一特点,采取了并联电容器组和静止无功补偿器SVC相结合进行无功补偿的方法,提高了风电厂的功率因数,保证了电网电压的稳定性。
According to the feature that wind generator absorbs reactive power , combination of parallel capacitor group and static reactive power compensator SVC is used to compensate reactive power . It improves the power factor of wind power plant and ensures the power grid voltage stability .
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文章分析了500kV变电所35kV无功补偿并联电容器组分组容量的确定方法,电容器组的一次接线方式及保护配置方案。
The paper analyzed the method to determine the group capacity of 35 kV reactive compensating parallel capacitor banks at 500 kV substation , primary connecting mode of the capacitor bank and scheme for protective configuration .
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采用恒流充放电法检测了单体及两串超级电容器组的电性能,结果表明其电性能能达到KANTHALGLOBAR商品化超级电容器组的水平。
The electrochemical performance of single supercapacitor and supercapacitor stack was determined by galvanostatic charge and discharge and the performance of which can reach that of KANTHAL GLOBAR .
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而在6000V的高压应用场合,基于电容器组投切方式的无功补偿器又面临着新的技术需要,即电容器组的保护问题。
And for high voltage of 6000V , the reactive power compensation based on the method of capacitor switched needs new technology that problem of capacitor series ' protection .
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介绍了廊坊地区10kV并联电容器组运行情况,分析了不平衡电压保护频繁动作原因,提出了10kV并联电容器组不平衡电压保护的整定原则。
The service of 10 kV shunt capacitor bank is introduced in Langfang area and the causes of frequent action of unbalance voltage protection is analyzed . The setting principle for unbalance voltage of 10 kV shunt capacitor bank is put forward .
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分析了金属氧化物变阻器(MOV)、触发间隙、旁路断路器的作用,提出了限制电容器组上的过电压,保护电容器组的措施,以及对串联补偿装置操作的顺序与控制方法。
The role of MOV , trigger gap , and by-pass circuit breaker was analyzed , and the measures for restricting over-voltage on capacitor bank and capacitor bank protection , as well as the operation sequence and control method for series compensation installation were put forward .
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从触头材料、真空度、加工工艺和机构动作等因素分析了35kV真空断路器开合电容器组早期重击穿率高的原因。
From the factors such as contact material , vacuum degree , processing technology and configuration , this paper analyses the causes of high forepart restriking rate of 35 kV vacuum circuit breaker in the closing opening process of capacitor group .