1、

Can inspect the apron guide cotton cotton net device to ensure that the sliver can be high-speed stable operation, carefully designed large rollers with self-leveling feature detection roller.

可以视察棉网的皮圈倒棉装置,保证了棉条可以高速稳定运转,精心设计的大压辊具有自调匀整检测罗拉的功能。

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2、

Is the state of the axial rotation of a rigid body at constant angular speed stable?

刚体的匀角速定轴转动状态是平衡态 吗 ?

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3、

The experimental results show that the device is continuous and stable. Through changing the diameter of thread spindle or the speed of rotation, the speed of powders feeder can be adjusted continuously.

试验结果表明:该送粉装置是连续和稳定的,改变螺纹轴直径或转速可以连续调节送粉速度。

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4、

MCU get timing reference by zero-crossing detection. It compare the current speed feedback with the object feedback, and control the conduction phase and time using PWM mode to realize the stable speed-regulating of AC PG-motor.

单片机通过过零检测获取计时基准,比较当前转速反馈与目标反馈,采用脉宽调制PWM方式来控制三端双向可控硅开关器件的导通相位角及导通时间,实现交流PG电机的平稳调速。

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5、

Simulation results show that the fuzzy Control System had tracked of the best tip speed ratio when the wind speed is low, and get a stable output power when the wind speed is high.

仿真结果证明,模糊控制系统在低风速时很好的跟踪了最佳叶尖速比,在高风速时得到了稳定的输出功率。

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6、

For a high-speed spin-stabilized projectile, Mainly analysis the impact on the the projectile movement stability which Magnus moment generates. The results show that only when nonlinear Magnus moment meets some certain conditions, Rolling projectile will produce a stable limit conical motion.

对于高速旋转稳定弹,本文主要分析马格努斯力矩对弹箭运动稳定性的影响,结果表明只有在非线性马格努斯力矩满足一定条件下,旋转弹箭才会产生稳定的极限圆运动。

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7、

Spacecraft Adaptive Attitude Tracking and Stable Control with Variable Speed Control Moment Gyroscopes

采用变速控制力矩陀螺的航天器自适应姿态跟踪和稳定控制研究

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8、

Because direct-drive variable speed constant frequency wind power generation system is high efficiency, simple structure and stable operation, it is one of development trends and current research focus of wind power technology.

直驱变速恒频风力发电系统由于其效率高,结构简单及稳定运行,是风力发电技术的发展的趋势和当前研究热点之一。

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9、

As the power equipment of high-speed EMUs, the life of variable frequency motor has an important impact to the stable operation of EMUs.

变频电机作为高速动车组的动力设备,其寿命对动车组稳定运行具有重要的意义。

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10、

The analog-regulating speed system of simple structure applies calculation control, with stable performance and effective starting and braking, without any overshoot in these Processes, and being capable of tracking the slope signal.

模拟调速系统采用运算控制,结构简单,起制动过程转速无超调,具有优良的起制动性能、稳态性能及跟随斜坡信号的能力。

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11、

Particular design of spring leaf weighing mechanism and low electromagnetism gear speed detector, the weighing signals and the tachometer signals are accurate and stable;

独特的簧片称量机构,以及独特的弱磁式齿轮侧速装置的设计,称重和测速信号准确稳定;

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12、

during valve conversion by deh in start-ups of the unit, the turbine speed is stable with fluctuation not greater than 5 r/ min, satisfying the requirement of deh turbine speed control.

结果是在机组的各次起动中,汽轮机转速在DEH进行阀门切换过程中非常稳定,转速波动不超过5r/min,满足了DEH汽轮机转速控制的要求。

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13、

Taking the target acquisition, stable tracking of target wake and saving rang by torpedo as criteria, the relation between firing aiming point and target speed of torpedo with triple-beam active wake homing is analyed and calculated, while the model of firing solution is given.

以鱼雷发现并稳定跟踪目标尾流和节省鱼雷航程为准则,分析并计算了三波束主动尾流自导鱼雷射击瞄点与目标速度的关系,并给出了其射击诸元的解算模型。

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14、

As a result, the reformed dyeing machine featured constant linear speed and tension, high automatic degree, stable property, simple operation etc.

改造后的染色机,具有线速度和张力恒定,自动化程度高,性能稳定可靠,操作简便直观等优点。

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15、

The process parameters, including depth of cut ( ap), feed rate ( vf) and circular linear speed of the sawblade ( v,), varied over a relatively wide range during the experiments, while the segment surface being kept at a relatively stable state.

实验过程中在保持金刚石节块表面状态基本不变的情况下,对锯切深度ap、叫进给速度Vf和锯片圆周线速度Vs进行了较大范围的变化。

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16、

Investigation on Rapid Recognition of Stable Cutting Spindle Speed

稳定切削主轴转速的快速识别

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17、

Take Cu-base powder metallurgy strip and copper tin wire as friction, those experiment results were analyzed by introducing two relative stable coefficients, some rules between the above characteristics of slide and contact pressure, sliding speed and contact current were obtained.

以铜基粉末冶金滑板铜锡导线为摩擦副,通过引入两个相对稳定系数对实验结果进行分析,得出了滑板的载流摩擦磨损特性与接触压力、滑动速度和接触电流之间的变化规律。

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18、

Currently, in automatic system, the experience of manual control is used in space interval control. The automatic control can only reach or approach the stable level of manual control, but fail to meet the requirements of high hump speed.

目前所采用的间隔控制方法基本上沿用着人工控制所获得的经验,自动化后可以接近或达到稳定的人工控制水平,但不能保证繁忙驼峰高速推峰的要求。

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19、

Owing to GPS clock, which has no accumulative error, and quartz oscillator, which is very stable, the time counting value is obtained without delay via hardware by combining high speed sampling and PPS ( Pulse Per-Second)-snapping.

利用GPS时钟无累计误差和高精度晶振频率稳定性高的特点,并将高速采样与秒脉冲捕捉有机结合,通过硬件方式无延时地捕捉秒脉冲以获取精确的时间计数值。

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20、

Experimental result shows that under condition of isothermal layer channel, long distance and low target speed, target pulse-pulse echo correlation coefficient is about 0.7, for a stable time of about 10 s.

实验结果表明:在等温层信道中,目标距离较远、目标相对速度较低的情况下,海上目标回波脉间相关系数在70%左右,至少在10s内时间中,可以保持较强的相干性;

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