动模
- 网络movable mold;moving die;b-side
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空心型芯与固定在动模上的液压抽芯器相连。
Hollow core was linked with hydraulic loose-core implement fixed on the moving die .
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结果表明,材料中存在锋利、多角块状碳化物、成分偏析、组织粗大,三者共同作用导致大型箱体动模早期失效。
The result shows that the early failure of large box moving die results from large block carbides , composition segregation and coarse microstructure .
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基于综合同步信号控制方式的TCSC仿真与动模实验
Emulation and dynamic simulation of TCSC control with synthetic synchronizing signal
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Matlab仿真及动模实验校验表明,该方法简单有效,不受噪声干扰,易于在工程上实现。
Simulations with Matlab and experiments prove that the method is simple , effective , free from noise and easy to be implemented . Laboratory ;
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ATP仿真以及动模数据分析证明了该方法的有效性。
This scheme is proved to be valid by ATP simulation test and the analysis on dynamic analogue data .
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动模实验结果表明,FPC能够有效地增强系统稳定性,验证了本章所提方法的可行性。
The test results show that the FPC can effectively improve the system stability .
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RTDS在发电机失步保护动模测试中的应用
Application of RTDS in dynamic simulation of generator out-of-step protection
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同时给出了算法的EMTP仿真结果和装置的动模试验结果。
The EMTP simulation results and dynamic simulation test results are also presented .
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基于RTDS的AVC装置动模试验
Movable Mould Testing of AVC Device Based on RTDS
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对该方案的同步采样试验结果和所开发的基于GPS的电流差动保护装置的动模试验结果进行了介绍和分析。
The sampling test results of the proposed scheme are presented and analyzed . The dynam ic sim ulation test results for the developed GPS based current differential relay are also introduced .
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在动模实验室对产生超低频振荡的原因,PSS对超低频振荡的抑制作用进行了实验验证。
The reasons that influence very low-frequency oscillation and the inhibiting effect of PSS were proved by experiment in the dynamic simulation laboratory .
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本文也对UPFC装置在暂态响应中抑制动模系统的系统振荡的功能进行了仿真分析。
Restraining the system oscillation is another function of UPFC , and this paper analyzes it with the simulation results .
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通过大规模动模试验分析了三峡&华东高压直流(HVDC)输电系统加装辅助频率控制器后的动态特性。
The paper introduces a large scale dynamic simulation experiment about the Three Gorges HVDC transmission lines which are endowed with the ability of auxiliary frequency control .
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RTDS(RealTimeDigitalSimulation)动模试验结果证明了所提出的方向元件能在复故障情况下快速、准确地判断出故障点方向,且具有与单一故障同样的灵敏度。
The results of real time digital simulation ( RTDS ) show that the proposed directional element can quickly and correctly determine the direction of faulty point under multiple faults with the same sensitivity as that under the single fault condition .
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可控串补基频等效阻抗与TCR基频电抗关系的仿真和动模实验研究
Research of the Numerical Emulation and Dynamic Simulation of the Relation Between the Basic Frequency Equivalent Impedance of the TCSC and Basic Frequency Reactance of the TCR
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本文以TCSC实验装置研制为主要目标,在装置整体方案设计、动模实验系统的实现以及实验等三个主要方面开展研究工作。
This thesis focuses on development of TCSC experimental setup , including whole scheme design , system realization and test for the experimental setup of TCSC .
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通过对非TPY级TA饱和的变压器区外故障动模数据分析,得出比率制动特性差动保护在P级TA暂态饱和情况下可能会误动的结论。
Through the dynamic simulation analysis of non-TPY-type CT saturation at out-area fault , it is concluded that the differental protection with ratio-restrained characteristic may function improperly under P-type CT transient saturation .
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提出了TCSC电容支路的电容是随着控制角β的变化而变化的等效电容CT的观点,并且从理论上和动模实验上进行了分析和验证。
It raise the viewpoint of equivalent capacitor C T that the capacitor is a variable data with control angle β change for TCSC capacitor circuit , and carry out theory analysis and test and verify .
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提出了可控串联补偿器TCSC(thyristorcontrolledseriescompensation)动模装置的设计方案,给出了系统接线及主电路配置,并介绍了系统核心部分即控制保护系统的实现。
A TCSC ( Thyristor Controlled Series Compensation ) dynamic simulation system is designed and its system wiring and main circuitry configuration are presented . The implementation of the control and protection subsystem , as its core , is introduced .
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动模实验、高压冲击试验和RTDS试验都表明该综合定位系统具有很强的鲁棒性和很高的定位精度。
Dynamic simulation test , HV impulse test and RTDS test results all show that this system has high robustness , high reliability and high precision .
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在一台MTF-5-1500型模拟同步发电机组上进行了所研制的硬、软件动模试验,结果表明:新方法测得的参数更符合实际工况。
The results from hard and soft ware developed and dynamic simulator test on a type MTF 5 1500 simulator sychronous generator shows that parameters measured by this new method better conform with actual operation .
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SZ-1000A双动模液压注塑机的智能控制
Intelligent Control of SZ-1000A Inject-plastic Machinery of Two Moving Mould
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HYBRISIM与动模仿真的实验对比研究
Experiment on Contrastive Study Between Dynamic Simulator and Hybrid Simulator
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本文以开发研制TCSC动模实验系统为目标,围绕TCSC的基本运行特性、动模系统的设计以及物理模拟实验等方面开展研究工作。
This thesis is devoted to the development of a TCSC experimental setup for laboratory purpose . The operation characteristics analysis of TCSC , physical system design and the tests of the experimental setup are involved .
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为了建立GPSS实验基地,增加动模实验室调速系统的模拟功能,研究建立了调速侧电力系统稳定器动模实验系统。
A dynamic simulating system has been developed in order tO establish a base lab for researching GPSS , and establish an integrated system for simulating governing system in lab.
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仿真和动模实验结果表明,基于小波预处理技术的Prony算法具有分辨率高、拟合效果好的优点,能满足电力系统低频振荡特征分析的需要。
Simulations and dynamic experiments show that , Prony algorithm based on wavelet pretreatment technology has high resolution and good fitting performance , meeting requests of character analysis for low frequency oscillations in power systems .
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在可控串补(TCSC)动模实验装置特性研究的基础上,进一步研究了TCSC基频等效阻抗与TCR基频电抗的关系。
This paper studies further the relation between the basic frequency equivalent impedance of the thyristor controlled series compensator ( TCSC ) and the basic frequency reactance of the thyristor controlled reactor ( TCR ) on the base of the characteristic research to the TCSC dynamic simulation experiment apparatus .
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通过动模试验研究(包括物理动模和RTDS数字动模),模拟启备变在各种工况下(包括事故状态)的切换试验,确认启备变冷备用运行的可行性。
Through the dynamic model test study ( including physical dynamic model and RTDS dynamic model ), we simulate standby transformer switch test in various working conditions ( including accident state ), and confirmed the feasibility of using cold spare in the standby transformer .
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简单介绍了故障定位装置的硬件和软件实现,并利用研制出的定位装置在实时数字仿真系统(RTDS)上对本文算法进行了大量的动模试验。
The hardware and software realization of the corresponding fault locator is also presented in this paper concisely . Plenty of dynamic simulations are performed on the fault locator by using Real-Time Digital Simulation ( RTDS ) system to verify the algorithms presented in this paper .
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动模实验表明:该方法能够快速切除各种情况下的变压器内部故障,保护动作速度达10~13ms。
Experiment results indicate that this technique is effective under different fault conditions , and the action speed can reach 10 ~ 13ms when internal faults happens in transformers .