Two thrust bearings vibration transfer characteristics are studied.
针对目前舰船上大多采用的米契尔式推力轴承所带来的振动问题,提出采用新型法兰盘式推力轴承的思路;对两型推力轴承推进轴系的振动传递特性进行对比分析;结果显示:两型推力轴承推进轴系的纵向振动特性相似,但法兰盘式推力轴承能有效衰减推力轴承基座振动向船体的传递,具有较好的减振降噪效果。
This paper presents a network model of a vibration transfer system in multi input and multi output, and also proposes a maximum capacity algorithm of finding N mainpaths in a vibration transfer system.
建立了多输入多输出振动传递系统的网络模型，并给出了求Ｎ条振动传递主途径的最大容量算法。
This paper establishes the network optimization model and mathematical programming model of a vibration transfer system with multi input and single output, presents a stage maximum flow algorithm of finding the total vibration transfer information, and discusses the properties and characteristics of a most common vibration transfer system with multi input and single output.
建立了多输入单输出振动传递系统的网络优化模型和数学规划模型，给出了一种求振动传递总信息的分层极大流算法。
Varying the excitation position,the characteristics of vibration transmission for the two aforementioned typical connection structure between double cylindrical shell are evaluated by two indexes,viz.
基于有限元方法分析了在径向简谐点力作用下,支柱-托板式连接和实肋板式连接时水下双层加筋圆柱壳的稳态振动响应,进而通过壳体径向面均方速度级比、径向等效机械阻抗两个指标,分析了激励位置变化时,两种典型连接方式下的双层加筋圆柱壳层间结构的振动传递特性,研究表明所定义的指标能够有效的对双层圆柱壳的振动传递特性进行评估,径向简谐点力激励位置的改变对支柱-托板式连接的双层加筋圆柱壳的振动传递特性影响较实肋板连接时相对明显,但激励位置改变对内外壳间振动能量传递的影响总体较小,选用合适的结构尺寸参数,亦可使实肋板式连接结构的振动性能不弱于、甚至优于支柱-托板式连接结构。
The experimental investigation of vibration transmission for propeller was performed by using hammering method.
建立了某型螺旋桨的传力结构与动力学模型,对其振动传递路径进行了分析;采用锤击方法进行了螺旋桨振动传递试验研究,得到了由螺旋桨到功率输出机匣的振动传递率,应用该振动传递率对功率输出机匣测量振动进行了修正,并将其结果用于螺旋桨叶片振动应力计算。
automatic computing transfer oscillator
自动计算传递振荡器
Research on eliminating self-excited oscillation for vibration acceleration sensors
振动加速度传感器的自激振荡消除方法研究
automatic frequency control generator
自动频率控制振荡器
The Correction on an Oscillating Period Calculating Formula of 555 Voltage Controlled Oscillator;
555压控振荡器振荡周期计算公式的修正
The finite element-transfer matrix method for calculating natural frequencies of pipe conveying fluid
载流管道振动频率计算的有限元-传递矩阵法
The transfer function of the CCM mould hydraulic oscillation employing the asymmetric cylinder
连铸机结晶器液压振动采用非对称型液压缸的传递函数的分析与计算
An Approximate Calculation on Quality Factors of the Quartz Crystal Oscillator
石英晶体振荡器品质因素的近似计算
Design of a Numerically Controlled Oscillator Based on CORDIC Algorithm
采用CORDIC算法的数控振荡器设计
Study on Self-Excited Oscillation for Induction Motor System Fed by a Voltage Source Inverter;
逆变器供电感应电机传动系统的自激振荡问题研究
Transitional Process and Amplitude of Vibration in LC Self-oscillator;
LC自激振荡器振荡过渡过程及振幅
The Design of the Industry Produce Automatic Test System of Microcomputer Compensated Crystal Oscillator;
微机补偿晶体振荡器工业生产自动测试系统设计
Frequency Calibration for on Chip Oscillator of AVR Using Genetic Algorithms
基于遗传算法的AVR片内振荡器校频处理
Computer Aided Analysis and Design of Millimeter-Wave Varactor - Tuned Gunn Oscillators
毫米波压控振荡器的计算机辅助分析与设计
line-controlled blocking oscillator
传输线控制间歇振荡器
4.8 GHz Voltage Controlled Oscillator for WSN SoC
无线传感网SoC芯片中4.8GHz压控振荡器设计
bootstrap sawtooth sweep generator
自举锯齿波扫描振荡器
free-running local synchronizer oscillator
自激本机同步振荡器
self-oscillator radio telegraphy transmitter
自激振荡器式发报机