电感器

Afterwards, we propose a new constant coefficients measurement method in dynamic equation of robot manipulators, this measurement method includes three groups of experiments: group one, let each joint of robot manipulator keep static to measure the constant coefficients in gravity term of dynamic equation and Coulomb frictional torque, group two: let only one joint of robot manipulator move at a constant velocity to measure the viscous frictional coefficient and constant coefficients in effective inertia of dynamic equation, group three: let only one joint of robot manipulator move at constant acceleration at a time to measure constant coefficients in Coriolis and centrifugal term and coupling inertia of dynamic equation.

让操作器单个关节恒速运动，在对驱动系统中传动机构，减速装置和电感系数综合考虑的基础上，这组实验对粘滞摩擦系数及有效惯量中常数系数进行测量。这种测量方法只要求旋转关节的驱动电机施加恒定电压，回转关节驱动电机施加正弦波电压。3。让操作器单个关节恒加速运动，这组实验测量动力学方程中哥氏力、离心力项和耦合惯量项中的常数系数，这种测量方法只要求单个关节匀加速运动，而其它各关节保持静止，这种测量方法虽然要求关节匀加速运动，但不必进行关节角加速度检测，而只需进行关节角位移和角速度检测即可，输入量直接给定为输入电压。

Based on the instantaneous output voltage and filter inductor current double closed loop feedback control and through sharing the same voltage regulator, the current sharing is achieved.

基于主从控制的逆变器并联系统由3个采用输出电压瞬时值和滤波电感电流瞬时值双闭环反馈控制的逆变器模块构成，通过共用电压调节器实现负载均分。

This equipment uses the mesa structure, has the controller, the sensor (electro-optical type, inductance type, color, magnetic induction type), the revolving encoder, the electric motor, the conveyor belt, the air cylinder, the solenoid valve, the direct-current power supply, the air filtration reductor, the programming practice kneading board and so on, the constitution model integration of machinery teaching training installment.

该装置采用台式结构，配有控制器、传感器（光电式、电感式、颜色、磁感应式）、旋转编码器、电动机、输送带、气缸、电磁阀、直流电源、空气过滤减压器、编程练习面板等，构成典型的机电一体化教学训练装置。

Considering of the resistive component in the output impedance and line impedance, the reason of the active and reactive power sharing improperly is analyzed. The decouple droop control scheme is presented.

该文在考虑逆变器输出阻抗和线路阻抗中阻性分量的基础上，分析了因逆变器模块滤波电感和线路阻抗差异造成的无功分配不均的原因，提出了功率下垂解耦控制方法。

A class of fast-scale bifurcations appearing around the maximum value of the input voltage is discovered for the first time by experiment. Then the influence of the fast-scale bifurcations on the performance of the PFC converters is discussed. Whether the fast-scale bifurcations will appear and how wide the bifurcation region depend on the characteristics of the current loop output. Therefore, the main factors that affect the current loop output are analyzed, including the current loop parameters, inductance, and root-mean-square value of the input voltage.

通过实验，该文首次发现了一类在输入电压最大值附近发生的快时标分岔；详细讨论了快时标分岔对PFC变换器性能的影响；由于电流环输出的特点决定了变换器是否会出现快时标分岔以及分岔区域的大小，该文分析了影响电流环输出的主要因素，包括电流环参数、电感值和输入电压有效值。

Methods: In 52 patients,aged from 3 to 14 years ,including 27 with domestic device and 25 with Amplatzer occluder for percutaneous closure of secundum atrial septal defect in 2006, blood samples were taken before and 24 hours, 1, 3, 6 and 9 months after occluder implantation. The nickel concentrations of blood samples were measured by ICP-MS.

研究对象为52例2006年在我院心儿科行房间隔缺损封堵术，年龄在3～14岁的患儿，其中25例使用Amplatzer房间隔缺损封堵器，27例使用国产先健房间隔缺损封堵器，采用酶消解电感耦合等离子体质谱法，分别测量术前、术后24小时、第1、3、6、9个月体内血镍含量。

Firstly, stroboscopic map of inductance current is derived.

通过建立考虑变换器输出电压纹波的电感电流频闪映射，得到了变换器稳定运行的条件。

The physics of the noise mechanism that is based on pair of active first detector understands, noise was used to eliminate a technique in circuit, twinkle in order to reduce what the switch in Gilbert first detector is in charge of noise, introduce an additional inductance and switch to be opposite in all the parasitism capacitance of source node is syntonic, the sonic system of a confusion of voices that improves whole circuit is counted and change gain to wait for crucial function index.

基于对有源混频器的噪声机制的物理理解，电路中采用了噪声消除技术，以减少Gilbert型混频器中开关管的闪烁噪声，并引入一个额外的电感和开关对共源节点的寄生电容谐振，改善整个电路的噪声系数和转换增益等关键性能指标。

The socket structure is provided with a zero phase trigger control unit, through the photoelectric sensing element of the unit, optical coupling can be performed to generate zero phase trigger, and the opening or the closing of a two-way thyratron in the zero phase can be accurately controlled, therefore, an electric device inserted on an output socket can be started or stopped from the zero phase, in order to reduce the electromagnetic interference and prolong the service life of the electric device, the use efficiency of the electric device can be enhanced, the power supply thereof can be saved, filtering and rectifying can be performed through a current switching unit when the alternating current power supply passes through a filtering and rectifying circuit, the noise caused by external interference and affect can be filtered, and the power supply can be respectively transmitted to a current detecting socket and the input end of the current switching unit to be detected through a temperature sensor arranged on the current switching unit.

本实用新型为有关一种插座结构，尤指为设有零相位触发控制单元，可通过其光电感测元件来进行光耦合而产生零相位的触发，且可准确控制双向闸流阀在零相位的开启或者关闭，进而达到插置于输出插座上的电器装置从零相位开始启动或者关闭，以降低电磁干扰而延长电器装置使用寿命，且可提升电器装置的使用效率及节省电源，并通过电流转换单元于交流电源通过滤波整流电路进行滤波整流，可滤除外部所干扰影响的杂讯，并分别传送至电流侦测插座及电流转换单元的输入端，而可通过电流转换单元所设置的温度感应器来进行侦测，于电路温度升高时，温度感应器可进行切断双向闸流阀的电源输出而达到保护输出插座上所插设的电器设备。

And also a method of adding an Equivalent DC Voltage Source in the output side of non-isolation converters which can extend the step-up voltage gain is proposed in this thesis.

介绍了耦合电感在不隔离型变换器中的物理意义，采用一种在输出侧增加等效电压源的方法，拓展了不隔离型变换器的升压增益。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。