This article has designed the dynamic thrust test-bench for low-thrust liquid rocket engine within 100n.
本文设计了100n范围内小推力液体火箭发动机动态推力测试台架。
According to the control characteristic of linear switched reluctance motor, the dynamic thrust-speed characteristic is analyzed in chopping control.
并结合直线开关磁阻电机控制特点，分析了斩波控制情况下的动态力速特性。
Based on the principle of ultrasonic elliptical vibration cutting, a dynamic thrust cutting force in ultrasonic elliptical vibration cutting was analyzed, and the force model with posit...
本文根据超声波椭圆振动切削原理，分析了其动态背向切削力的特征，提出了具有正负脉冲的超声波椭圆振动切削动态背向切削力模型。
In this paPer, nonlinear dynamic characteristic and transient performance of thrust bearings are studied.
本文主要研究了推力轴承的非线性动特性和瞬态性能。
Thrust calculation of propeller, rudder, wing, and dynamic response of the whole system are discussed.
讨论了螺旋桨和舵、翼的推力解算方法和整个系统的动力学响应过程。
Among the dynamic imbalances, a trend of higher recovery rate was found in head thrust sign, HSN, and VIN than in caloric asymmetry.
在动态不平衡中，推头试验、HSN、VIN比热度不对称有较高恢复率的倾向。
The dynamic performance of LPMBDCM are simulated , and the phase current, thrust and velocity curves are presented.
用该模型分析电机的动态性能，得到了电机运行时的相电流、推力和速度曲线。
Elasto metal plastic bearing pad is key part of large hydraulic turbine thrust bearing and its performance being better or worse directly influences the dynamic quality of whole system running.
弹性金属塑料轴瓦是大型水轮发电机推力轴承的关键性部件，其性能的好坏直接影响到整个系统运行的动态品质。
In the instantaneous thrust measurement of an attitude control solid rocket motor, dynamic characteristic of thrust measurement system affects the accuracy of thrust measurement.
在姿控发动机的瞬态推力测量中，推力测量系统的动态特性是影响推力准确测量的一个至关重要的因素。
The thrust stand has high natural frequencys and good dynamic response.
推力架具有高的固有频率和良好的动态响应。
The six degrees of freedom dynamic equation of a kind of mass-controlled and thrust vectoring-controlled saucer-like air vehicles without tailes, wings and rudders was derived for the first time.
首次推导了基于质量控制和推力矢量控制的一类无尾无舵翼碟形飞行器的空间六自由度运动动力学方程。
A kind of vertical test fixture for firing test of high thrust and short time motor with fore nozzles was designed. Its dynamic characteristics are analyzed and satisfactory results are obtained.
设计了一种适用于前置多喷管大推力短时间特种发动机点火试验的立式试车架，设计中对其动态特性进行了分析，获得了满意结果。
A piezoelectricity measuring system used for measuring rocket thrust vector is introduced. A devices to static accomplish, calibration and dynamic calibration on the system is designed.
重点介绍了一种用于测量火箭发动机推力矢量的压电式测试系统，并设计了对测试系统进行静态标定和动态标定的装置。
A new gas-magnetic dynamic pressure thrust bearing which has a compact structure, large carrying capacity and wide application prospect is proposed in the paper.
本文提出了一种结构紧凑、承载能力大、应用前景广的新型气磁复合动压止推轴承。
The results show that the method is effective in improving dynamic characteristic of thrust measurement system. At the same time, the method can be used in other dynamic measurement systems.
仿真结果表明，此方法在改善推力测量系统动态性能方面是行之有效的，可将其进一步推广到其它动态测量系统。
The dynamic performance and stability of a externally pressurized hybrid journal-thrust floating ring bearing were studied considering the cavitations in deep pockets.
研究了计入气穴影响的径推联合动静压浮环轴承的动态性能和稳定性。
Intercrossed dynamic characteristics related to the axis are not equal to zero, which illustrates that the axial of radial-thrust hybrid bearing has a relationship with the radial of it.
与轴向有关的交叉动特性系数不等于零，说明径推联合轴承轴承径向和轴承轴向之间是相互影响的；
The dynamic model includes not only the gravity, the aerodynamic forces and the thrust, but also the influence of the earth rotation.
建模过程中除考虑了重力、气动力和推力外，还加入了地球自转的影响。
A new thrust-pressure sensor is presented in this paper to solve such a key problem as dynamic testing in the domestication of large-sized excavators in accordance with the dynamic testing schemes.
本文根据大型矿用机械式挖掘机动态测试方案的要求，开发研制出一种新型的推压力传感器，解决了大型挖掘机国产化研究中动态测量这一关键性技术难题。
A new thrust-pressure sensor is presented in this paper to solve such a key problem as dynamic testing in the domestication of large-sized excavators in accordance with the dynamic testing schemes.
本文根据大型矿用机械式挖掘机动态测试方案的要求，开发研制出一种新型的推压力传感器，解决了大型挖掘机国产化研究中动态测量这一关键性技术难题。
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