查询词典 inverse current

In order to overcome the shortagings of current algorithms, a new learning algorithm called as"Recurrent Generalized Inverse Peneaty" algorithm is derived via the optimality principle.

主要结果有：（1）根据最优化原理提出了新的训练GSLN网络的学习算法，"递推广义逆罚函数"算法，以便克服现有算法的缺陷；（2）。

The torque ripple in SRM are relatively higher compared to induction machines. In this paper, based on the experimental data of static torque characteristic, a fuzzy-neural network is applied to learning it's inverse model off line, then according to the predefined torque distribute function, optimal current profile is real-time gained by the FNN on line, which results in a linear, decoupled, low ripple control of torque. The performances of the proposed method is demonstrated by computer simulation results.

与传统交、直流电机相比，SRM的一个最突出的缺点是其驱动系统转矩脉动比较严重，为此，论文提出了一种基于模糊神经网络转矩逆模型的SRM转矩控制方案，并设计了SRM滑模电流控制器，理论分析和仿真结果表明，基于滑模电流控制器的SRM电动机转矩逆模型控制策略能够有效的解耦、补偿和抵消SRM非线性转矩脉动特性，有效的控制SRM相转矩按期望相转矩变化，从而实现了SRM高性能、低脉动转矩控制。

So we can inverse telluric current structure of medium according to the response, that is, the resistivity and distribution of underground rock and mineral.

电法勘探的理论基础是不同岩石矿物的电阻率不同，不同地电结构的场响应不同，因此我们可以由观测的场响应反演出介质的地电结构，即地下岩石矿物的电阻率及分布。

It is observed that the threshold voltage, gain factor and current in linear and saturation region mismatch linear depend on the inverse of the square root of the device area.

由已经获得的经验知道，线性区和饱和区的阈值电压、增益及电流等参数的不匹配性均与器件面积的平方根成反比。

With the increasing of transmiting current and reducing of the minimal discriminable voltage, the influence of geological interference becomes more evident, so it is very necessary to introduce feasible mathematical methods to direct and inverse calculation of TEM, such as ANN, GA. Via an experiment on a known-profile in a copper mine, it is validated that the flexibility of the system and feasibility of the interpretation software.

数据采集软件、后期处理解释软件的编制及解释精度问题由于发送电流的加大和最小可测电压的提高，在加大了勘探深度的同时，地质噪声和各种效应的影响将更加明显，从而对解释软件也提出了更高的要求，传统的数据处理解释软件不能满足要求了，因此有必要引入成熟的数学方法：如神经网络等，增加一维、二维的解释精度与速度，并对于特殊三维体作正演计算。

The dissertation focuses on reviewing the proposed different hysteretic damping force versus velocity models of the MRD, and further proposes a generalized model which decouples the current control dependence on magnetic field and the hysteron dependence on exciting nature and is easy to derive the inverse model.

论文在综合分析国内外学者提出的MRD各种滞环阻尼力-速度特性模型基础上，提出了MRD的依赖于直流磁场的电流控制特性和依赖于激励性质的滞环算子可分离的半主动控制特性，建立了相应的电流控制与滞环特性相分离的一般化模型，且易于求解其逆模型。

Because of the off-phase motor running to recognize the harm caused by different fault in the implementation phase of the motor protection have had two different views: that the broken phase to the electrical damage caused by overheating point of view to the implementation of the motor overheating protection or inverse-time characteristics of overcurrent protection, thermal relays the resulting program, thermal resistance package with over-current fault protection program delay, and other programs; that the break caused by phase to the motor windings high-voltage breakdown back-EMF's view of Open-phase protection program to take instantaneous action, and some electronic-type protectors available.

由于对断相运行给电机造成的危害认识不同，因此在对电机实行断相保护时产生了两种不同的意见：认为断相给电机造成过热损坏的观点要对电机实行过热保护或过流反时限特性保护，由此产生了热继电器方案、热敏电阻方案、断相过流延时保护方案以及其他一些方案；认为断相给电机绕组造成高压反电势击穿的观点，对断相采取瞬时动作保护方案，于是一些电子式保护器问世。

The goal of the Dayabay reac-or antineutrino experiment is to determine the unknown mixing angle13 with a sensitivity of 0.01 or better in sin2θ13, an order of magnitudeetter than the current experimental limit.he detection mechanism is to detect both positron and neu-ron generated from inverse β decay of anti-neutrino.

大亚湾的目标是想要找出比现今已知的实验数据更精确的测量。探测机制是利用反微中子造成的反衰变中的正子与中子。

The current ratio error of the BCT is in inverse proportion to the Ampere-turn product of the primary side of the BCT.

比流器的误差与一次安匝成反比，因此采用较大的一次安匝才得以设计出较高精度之比流器。

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。