Methods are as follows: using of generators and adjacent to the neutral point zero sequence voltage, machine-zero-sequence current component consumption as a reference, current transformer and voltage transformer wiring form of a standard wiring; under generator-and-neutral fault component adjacent to the third harmonic voltage and phase angle at the same small impose a certain value to determine from the neutral point 50 percent of the internal generator stator single-phase ground fault; under generator terminal voltage and zero-sequence - current weight-zero sequence of phase angle relationship to determine from the neutral 50%-100% within the scope of the internal generator stator whether single-phase fault.
方法如下：采集发电机机端和中性点侧的零序电压、机端零序电流分量作为参考电量，电压互感器和电流互感器接线形式采用标准接线；根据发电机机端和中性点侧的故障分量三次谐波电压的相角相同并同时小于某一定值来判别距中性点50％范围内发电机定子是否发生内部单相接地故障；根据发电机机端零序电压和机端零序电流分量的相角关系来判别距中性点50％-100％范围以内的发电机定子是否发生内部单相接地故障。
In the meantime, the all sub-circuits are also designed and emulated carefully including inverter, AND gate, OR gate, RS type flip-flop, 8 frequency divider, voltage reference circuit, error amplifier, voltage comparator, sawtooth-wave generator, PWM comparator, Soft activation circuit, Power-up reset circuit, uder-voltage protection circuit, thermal shut-down circuit and so on.
并对集成电路内的各个模块包括反相器、与门、或门、基本RS触发器、八分频电路、基准电压电路、误差放大电路、电压比较电路、锯齿波振荡发生电路、PWM比较电路、软启动电路、上电复位电路、驱动电路、前沿消隐电路、过热保护电路、欠压保护电路、过流保护电路等进行了具体的设计和仿真，且达到了预先设定的指标。
Finally, we study the optimization of function performance in LIFAC system and analyze the effect of LIFAC semi-dry flue gas desulfurization system on generator operating performance of Qianqing power plant in Zhejiang province, have put forward some reference suggestions run and designing to the system.
最后，结合浙江钱清电厂1#发电机组烟气脱硫系统的运行情况，对LIFAC 烟气脱硫系统运行性能的优化进行了研究并分析了LIFAC烟气脱硫系统对机组的影响，提出了对脱硫系统运行和设计的一些参考意见。
On the basis of reference[1], a simulation model for a brushless AC generator with a rotary rectifier by Matlab／PSB is presented in this paper, and the corresponding simulations at normal and fault operation states are demonstrated, respectively.
根据规定，1模型模拟了发电机brushlessACRectifier与扶轮社的MATLAB／公安局介绍，在这个文件中和相应的模拟运行正常，故障国显示，分别有。
The system is doubly-fed generator rotor side converter control circuit, although not perfect, there must be reference value.
详细说明：该系统是双馈发电机转子侧的变流器控制电路，虽然不是很完善，有一定得参考价值。
Integrated reference voltage generator in LCoS display chip can produce more accurate reference voltage, wireless of LCoS screen interface, lower power consumption and higher reliability of the overall LCoS display system, and so on.
在LCoS显示芯片内集成参考电压产生器有很多优点，能产生更精确的参考电压、LCoS屏接口的外围引线更少、芯片系统的整体功耗更低、可靠性更高等。
When all three ports of the TSB41AB3 are suspended, all circuits except the band gap reference generator and bias detection circuits are powered down resulting in significant power savings.
当所有三个港口的TSB41AB3暂停，除带隙参考源和偏置电路，检测电路全部断电的重要力量节余。
The Timing Generator has no available timing reference for synchronization.
时钟发生器没有可用的同步时钟参考源。
Analysis shows the generator dynamic model based on this frame has some defects: the practical control is difficult to achieve; the power angle is unequal to the rotor angle because of the change of the reference voltage vector; the single-machine infinite-bus model is not suitable for local and middle loads; the multi-machine model is easy to distort because of the network and load simplification, and the distributed decoupling control is difficult to implement.
分析发现，基于该坐标系的发电机动态模型存在一些缺陷：实际控制难以实现；参考电压矢量的变化使发电机功角和转子角不等；单机无穷大模型不适用于有当地或中间负荷的情况；多机系统模型因网络和负荷化简而产生失真，并且会使分散解耦控制难以实现。
The aging test of hot pressing method was also brought forward by the reference to similar spring materials and based on the generator's operation conditions. According to these test results, it has become possible to make a selection from different spring washers and to improve the performance.
通过借鉴相似材料方法并结合发电机运行条件，提出了碟形垫圈的热压老化试验方法，对碟形垫圈的耐老化程度进行了测量，为选择和改进碟形垫圈性能提供了依据。
Design solution and implement of medium size digital TFT-LCD panel test device based on FPGA are introduced. Key points and implement of hardware and software design, for driver timing generator, VCOM and Gamma reference voltage generator and PWM dimming with keys, are described in detailed.
介绍了一种以FPGA为核心器件的中尺寸数字TFT-LCD 面板测试装置的硬软件设计方案及实现，重点描述了驱动时序发生、VCOM和Gamma参考电压产生以及按键PWM调光功能模块的硬软件设计。
This paper in view of the different types of units, in function generator and adder all provide different parameter selection, and summarize the different types of units in the practical application of suitable coordinated control method, so that the design debugging personnel reference.
并针对不同类型的机组，在函数发生器和加法器中都提供了不同的参数选择，并总结出不同类型的机组在实际应用中所适合的协调控制方式，以便设计调试人员参考。
The process of program self-generation is designed with reference to the steps of compiler, including the error check of EXCEL, the optimization and generation of XML as intermediate code and the design of program generator which generates C language control program from XML file.
程序自动生成过程参考编译器各阶段进行设计，包括对EXCEL表格填写内容的错误检查，优化生成XML形式的中间代码，以及设计一个程序生成器来读取中间代码并翻译生成C语言控制程序。
Each ACE includes a programmable baud rate generator that can divide the timing reference clock input by a divisor between 1 and (216-1).
每一个集成异步通信器件包括一个可编程的波特率发生器，它能够对输入时钟进行1～216-1的分频。
The designs of operational amplifier, band-gap reference, input voltage pre-regulator, sawtooth generator circuit and gate driver for power MOSFET are mainly designed in this dissertation.
文中重点对芯片电路中的运算放大器电路、带隙基准电路、输入电压预调整电路、锯齿波发生器电路、开关MOS管驱动电路进行了设计。
A 100 MHz 8-channel programmable time mark pulse generator is described. The delay of the time marks relative to the reference time can be changed by means of software.
本文介绍一种100MHz8通道程控时标脉冲产生器，它利用软件方法来改变各路时标对时间基准的延迟，调节灵活方便。
The differential equations are based on basic electromagnetic laws in the stationary αβ 0 reference system for the induction generator. The variable coefficient differential equations were solved numerically with consideration of the magnetizing inductance influenced by the magnetizing currents.
利用三相自激异步发电机αβ0坐标系统模型，从发电机的基本电磁关系出发列写微分方程组，在考虑激磁电流对激磁电感影响的情况下对变系数微分方程用数值法求解。
Generally, the harmonic phase reference circuit is a comb generator in frequency domain and a pulse generator in time domain.
谐波相位参考在频域上为梳状波而在时域上为很窄的脉冲序列。
The reference signal generating unit includes a local reference signal generator, an RF converter, a splitter, a phase detector, and a phase shifter.
参考信号发生单元包括本地参考信号发生器、RF转换器、分离器、鉴相器和移相器。
Therefore generator terminal voltage vector is selected as quasi-synchronous reference axis relative to rotor, and the generator model in two reference frames is established.
故选择机端电压矢量作为转子准同步参考轴，建立了基于单机二系坐标的发电机模型。