Three-phase synchronous generators are used for supplying simultaneous AC and rectified DC loads in ships.
在舰船上可利用三相同步发电机同时向交流负载和直流负载供电。
A three phase synchronous machine and a twelve-phase synchronous machine are selected as examples to show the correctness and effectiveness of the formulas.
分别以三相同步电机与十二相同步电机为例,说明了统一计算公式的具体应用过程,并证明了公式的准确性和有效性。
Based on the principle of power balance, the DC-side line resister of a 12-phase synchronous generators-rectifier system is reduced to the corresponding AC-side.
本文根据功率平衡的原则,将十二相发电机整流供电系统直流侧线路电阻折算到相应的交流侧各相绕组。
This paper introduces the testing results, analysis and design method, and manufacture technology of industrial machine of Nd-Fe-B single-phase synchronous motor.
介绍了钕铁硼永磁单相同步电动机产品样机的试验结果及分析、设计方案和试制情况。
The proposed control strategy is developed through analyzing the mathematical model of the inverter output terminal under two-phase synchronous rotary coordinates.
在分析两相同步旋转坐标系下逆变器输出侧数学模型的基础上,提出一种新型闭环控制策略。
The double-winding generators were analyzed using a method for analyzing the electromagnetic torque after a sudden short circuit in a 3-phase synchronous generator.
本文给出了一组改进的估算同步发电机在空载状态下发生出线端突然短路时可能达到的最大电磁转矩近似表达式。
This paper introduces the basic structure, operation principle, main performances, economical problem and USES of Nd-Fe-B single - phase synchronous motor in the future.
简要介绍了钕铁硼单相同步电动机的基本结构、运行原理、性能特点、应用前景及社会、经济效益分析。
It's significant to study the regulation of active power of three-phase synchronous generator by way of the alternating power source of three-phase industrial frequency.
三相同步发电机作为三相工业频率的交流电源,研究其有功功率调节具有重要意义。
Abstract: This paper introduces the testing results, analysis and design method, and manufacture technology of industrial machine of Nd-Fe-B single-phase synchronous motor.
文摘:介绍了钕铁硼永磁单相同步电动机产品样机的试验结果及分析、设计方案和试制情况。
The paper introduces some experience in anti-interference for design and parallel operation of small intermediate frequency three-phase synchronous generator with active load.
本文介绍了带有源负载时,小型三相同步中频发电机的设计和并联运行时抗干扰方面的一些经验。
The electrical drive system performance was improved using a model of the direct-axis magnetizing flux linkage space-phasor to develop a vector control scheme for the 12-phase synchronous motor.
为了提高舰船综合电力推进系统的性能,推导了十二相同步电动机直轴气隙磁链观测器的模型,籍此构建了十二相同步电动机矢量控制方案。
First of all, the theory of double-fed induction generator is introduced. Mathematical model of double-fed induction generator in the two-phase synchronous rotating coordinate system is established.
首先,介绍双馈发电机的基本工作原理,建立在两相同步旋转坐标系下双馈发电机的数学模型。
Color synchronous signal is setup to resume subcarrier color signal as same frequency and phase in receive end, which is suppressed in send end.
色同步信号是为了在接收端恢复与发送端被抑制掉的色副载波同频同相的载波而设置的。
We suggest a Moire deflectometry for measuring the object with synchronous change of phase, displacement- Moire deflectometry.
本文讨论一种测量位相同步变化的物体信息的莫尔偏折法——位移式莫尔偏折法。
The digital realization of monostable circuit and extraction of bit-synchronous signal with digital phase lock loop are also introduced in detail.
对于其中的单稳态电路的数字化和数字锁相环提取位同步信号也进行了详细的设计说明。
This paper proposes a cascaded nonlinear PI controller for three-phase voltage source PWM rectifier, which is based on its model in synchronous reference frame.
该文以同步旋转坐标系模型为基础,设计了三相电压型PWM整流器的级联式非线性PI控制器。
A joint direction of arrival (DOA) estimation and phase calibration for synchronous CDMA system with decorrelator are presented.
提出了解相关同步CD MA系统一种联合波达方向(DOA)估计与相位标定算法。
Of course, can also be equipped with DC motor, single-phase motor, synchronous motor and all kinds of three-phase asynchronous motor and other power sources.
当然也可以配直流电机、单相电机、同步电机及各类三相异步电机等动力源。
A new method called phase-light showing measurement which is used to achieve the thing that synchronous generators are input in electric network by parallel connection are mentioned.
介绍了同步发电机并联投入电网的条件、不满足条件下并网所带来危害以及常用的并网方法,提出了一种相灯指示法来实现发电机并网的新方法。
The phase lock loop is a feedback control system that makes two telecommunication signals' phase synchronization, suitable to the synchronous trigger circuit of the convertor device.
锁相环路是完成两个电信号相位同步的反馈控制系统,适宜于变流装置的同步触发电路之中。
In this paper, the breaking transient formulas of terminal voltage and field current of synchronous machine with three phase symmetric load have been derived.
本文导出了同步电机三相对称负载突然拉开,电机端电压与励磁电流在瞬态过程中的解析表达式。
The phase-lead depth of generator at the power station of Changzhou Hydraulic Complex is learnt through unit phase-lead test based on analysis on static stability of synchronous generator.
从分析同步发电机静态稳定入手,通过机组进相试验,从而掌握长洲水利枢纽电站发电机的进相深度。
It USES a high precision digital phase-locked loop (PLL) to accurately recover the Synchronous reference information of raw cloud-cover image data collected by the geostationary satellite.
它用高精度数字锁相环,精确地恢复地球同步气象卫星采集的原始云图数据的同步基准信息。
The application of phase-locked and synchronous detection reduce the cost of the whole system and improve the sensitivity. Carrier signal and modulation signal achieve entirely synchronous too.
这种采用锁相技术、同步检波的原理,降低了整个系统的成本,提高了灵敏度,并使得载波信号与调制信号完全达到同步。
This paper presents a decoupled control scheme for three?phase four?leg inverter through an inner current regulator based on space vector cascaded with an outer synchronous frame PI controller.
该文提出了一种采用内环空间矢量电流调节器和外环同步坐标比例积分控制器相级联的三相四桥臂逆变器的控制方案,实现了对三相四桥臂逆变器的解耦控制。
A novel fundamental frequency and initial phase detection method based on DSP is proposed, which can be used to get synchronous fundamental frequency voltage or current signals of power system.
提出了一种基于数字信号处理器的基波相位和频率校正检测方法,可用于电力系统中电压或电流基波分量同步信号的获取。
This paper deals with the phasor diagram, the phasor analysis and the nature ofd-axis armature reactions of the steady-state running for single-phase PM synchronous motor.
研究了稀土永磁单相同步电动机的稳态运行时的相量图,对相量计算结果进行了分析,讨论了电机直轴电枢反应的性质问题。
The phase compound excitation system is one of the core components of the modern synchronous generator.
相复励励磁系统是现代同步发电机的核心组成部分。
In the rotating-diode phase compound excitation Brushless synchronous machine, if one diode appears fault, such as opening or shorting during the normal operating, it will do harm to the generator.
在相复励旋硅式无刷同步励磁电机中,如果在正常运行过程中出现硅整流管开路或短路的故障,必将危及到发电机组的运行。
So the saturated steady operation mathematical model of pulsating magnetic field PM low speed synchronous motor is constructed under phase coordinate system.
脉振磁场永磁低速同步电动机是一种新结构原理的永磁同步电动机。
应用推荐