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precharge
相关语句
  预充电
     Analysis and Improvement of Precharge Type Phase-Frequency Detector(pt-PFD)
     预充电型鉴频鉴相器pt-PFD的分析与改进
短句来源
     Effect of precharge on performance of Ni-MH battery
     预充电对MH-Ni电池性能的影响
短句来源
     Physical activation and precharge of Ce rich hydrogen storage alloy
     物理方法活化富铈贮氢合金及其预充电
短句来源
     Research on the pre charge procedure of multiple CSI
     多重化CSI预充电过程研究
短句来源
     The Influence of Precharge Process on Activation of Metal Hydride Electrodes
     预充电对储氢电极活化的影响
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  “precharge”译为未确定词的双语例句
     Design of A CMOS CPPLL Based on Novel Precharge PFD
     一种基于新型Precharge PFD的CMOS CPPLL设计
短句来源
     when precharge pressure is 20 MPa,bladder volume change is less than 75% of nominal volume under maximum working pressure,while some compensation margin is still preserved.
     采用20 MPa的充气压力,蓄能器皮囊在最大工作压力下体积变化小于公称体积的75%,仍有较大的补压余量.
短句来源
     increase of accumulator precharge pressure can improve pressure-retaining result. When sample original pressure is 60 MPa and precharge pressure is 20 MPa,sampler silo pressure is 59 MPa. When precharge pressure is greater than 25 MPa,it is only 0.1 MPa increased in sampler silo while precharge pressure increased 5 MPa;
     提高蓄能器的充气压力能获得更好的保压效果,当样品的原位压力为60 MPa、蓄能器充气压力为20 MPa时,采样筒可以获得59 MPa的保压效果,充气压力大于25 MPa以后,每升高5 MPa,采样筒的压力提高0.1 MPa;
短句来源
     Therefore, a complete DRAM access composes three portions: row activating, column access, and precharge.
     所以,一个完整的DRAM访问包括三个部分:行选、列选和precharge。
短句来源
     Practical experiments shows that with overflowing technique concentrated sampling can be realized, when sampling depth is 6 km and accumulator precharge pressure is great than 25 MPa, pressure decrease of sample in 6 h is less than 2% compared with original pressure.
     模拟试验表明:采用过流技术可以实现浮游微生物在线浓缩取样; 当取样水深为6 000 m,蓄能器预充压力大于25 MPa时,获得的样品6h内压力下降不超过原位压力的2%。
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  相似匹配句对
     Effect of precharge on performance of Ni-MH battery
     预充电对MH-Ni电池性能的影响
短句来源
     The Influence of Precharge Process on Activation of Metal Hydride Electrodes
     预充电对储氢电极活化的影响
短句来源
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  precharge
The most important advantage to emerge was the potential for a substantive precharge to improve jurors' integration of facts and law.
      
Experiments for reacting6LiD with Pd rods at 700°C to 800°C, in an attempt to precharge6Li into the Pd rods, are being prepared.
      
It has been found that destructive read-out depends on the level of the precharge.
      
It was confirmed experimentally and numerically that it is best to precharge the cylindrical part of the jet in the field of the corona and then to separate the jet into charged drops by the method of induced capillary decomposition.
      
When sampling at 6 km and the precharge pressure of accumulator is 18 MPa, pressure drop of the sample is less than 2% compared with its original pressure.
      
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An AC-DC- AC frequency-variable and speed-adjustable system is developedusing power thyristors and diodes. Six thyristors on the inverter are lurnedoff by charged condensers and the initial charges in condensers are set bymeans of precharge, with automatically switching on/off for discharge andrecharge under the working process of inverter. Hardware design andsoftware structure are discussed for the control system, as well as the featuresof the system. Results obtained from laboratory tests show the feasibility...

An AC-DC- AC frequency-variable and speed-adjustable system is developedusing power thyristors and diodes. Six thyristors on the inverter are lurnedoff by charged condensers and the initial charges in condensers are set bymeans of precharge, with automatically switching on/off for discharge andrecharge under the working process of inverter. Hardware design andsoftware structure are discussed for the control system, as well as the featuresof the system. Results obtained from laboratory tests show the feasibility ofthe system.

采用功率可控硅和二极管构成交直交变频调速系统。逆变器的可控硅用电容器关断,电容器贮存的初始电荷用预充电的形式给定,放电和再充电在逆变器工作过程中自动切换。给出了控制系统的硬件组成和软件结构,并说明了系统的特点。在实验室中进行了实验研究,结果表明系统是可行的。

In this paper,a practical method for desining Jones chopper circuits is discussed,including the design of circuit parameters,i.e.,the determination of commutation capacitor C,the calculation of auto-transformer L_1 and L_2,and the selection of SCRs and diodes,etc.In this chopper circuit,the transfer-current capability enhances with the increase of load current.Therefore,the circuit has distinctive advantages over other circuits,such as wery reliable transfer current process,stable working state,realizable recover...

In this paper,a practical method for desining Jones chopper circuits is discussed,including the design of circuit parameters,i.e.,the determination of commutation capacitor C,the calculation of auto-transformer L_1 and L_2,and the selection of SCRs and diodes,etc.In this chopper circuit,the transfer-current capability enhances with the increase of load current.Therefore,the circuit has distinctive advantages over other circuits,such as wery reliable transfer current process,stable working state,realizable recover brake,simple control law,and unnecessary precharge of capacitor before starting,etc.

本文重点叙述 Jones 斩波器电路实用的设计方法.其中参数的设计,如换流电容 C 的确定.自耦变压器 L_1. L_2的计算原则以及晶闸管二极管的选择等.本电路使换流能力随负载电流的加大而增强,故换流非常可靠,电路工作稳定,可实现再生制动,控制简单,且不必在起动前对电容进行预充电等独特优点.

Introduced in this paper are main circuit and control circuit of the frequency controlled starting system of diesel engine. Elaborate analysis is given in regard to precharge, location detection, trigger logic during starting. Also present in the paper is relevent waveforms recorded in starting test.

介绍了柴油机变频起动系统的主电路和控制电路,对起动过程中预充电、位置检测、触发逻辑等环节进行了详细的分析,最后给出了起动试验中记录的有关波形。

 
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