At the operating mode of overload, only when the second electrical level is set, can the electric-drive achieve the stable operating points. 试验研究和理论推导表明,牵引控制装置必须设置第二电平,电传动系统才能在大功率下稳定工作。
A new type of circular friction device, applied in gate operating mechanism of water turbine to provide overload protection for guide vane, is presented. 介绍了一种新型圆周摩擦保护装置,应用于水轮机导水机构中,对活动导叶起过载保护作用。
The operating feature of a non overload submersible sewage pump was analyzed, many excellent hydraulic models of non clogging double channel impellers were reviewed, and a hydraulic design method for non overload submersible sewage pump was developed. 分析了无过载潜水排污泵的运行特点,在对现有双流道式叶轮水力模型进行归纳总结的基础上,提出了无过载潜水排污泵的水力设计方法。
The PN model is used to solve the restoration strategy operating according to the substation running mode and the switching load and overload ability of healthy transformer capacity. PN模型用于依据配变运行模式、非故障变压器容量对转移负载和过载的承受力来考虑恢复策略的求解操作;
A mathematical model has been developed using the operating principle of the hydraulic pressure overload protector. The relation between the piston displacement and time and that between the hydraulic pressure and time are simulated on a computer. 本文根据液压超载保护装置的工作原理建立了数学模型,通过计算机的仿真计算,模拟了活塞位移和下腔油压随时间变化的特性,油液粘度以及结构参数对超载响应时间的影响。
The paper not only described the operating methods of the device, but also discussed the Performance improved principles of stainless steel orthodontic wire and the principles of heating overload metamorphism of Ni Ti orthodontic wire. 描述了上述三种功能的临床使用方法,对不锈钢丝的性能增强原理以及镍钛丝的加热过载样变形效能原理进行了探讨。
A service overload control model based on service policy was established with con-sideration of operating features of a Parlay Gateway. Telco services were classified and modeled by QoS, and the overload control algorithm was analyzed in detail. 结合下一代网络中Parlay网关的特征,根据服务质量QoS对业务进行分类和建模,给出了基于服务策略的业务过载控制模型,并详细描述了过载控制算法。
Cast-resin dry-type power transformers operating under overload 环氧浇注干式电力变压器的过载运行
Low-voltage circuit breaker is an important control and protection apparatus for closing, carrying and breaking the normal operating current, overload current and short circuit current in the field of low voltage distribution network. 低压断路器是低压配电网中一种重要的控制与保护电器,用来关合、承载、开断运行回路的正常工作电流、过载电流和短路电流。
In the operating process, bridge structure would damage, as the result of design, construction, environment, overload and many other reasons, and the damage can affect the normal use and safety of the bridge structure. 桥梁结构在运营过程中,因设计、施工、环境和超载作用等多方面的原因,导致桥梁结构发生不同程度的损伤,从而影响桥梁结构的正常使用和安全。
Reserve participation factor is changed depending on different security margin; scheduling plan of operating reserve is formulated considering line flow overload. The value of reserve capacity is derived from security pricing and provides a theoretical basis for the settlement of reserve compensation scheme. 根据安全裕度得到不同的备用分配和调用因子,形成预想故障下考虑线路过载的备用分配和调度方案;根据安全定价方法得到不同节点备用容量价值,为备用结算补偿机制提供理论依据。