采用时间控制、变形量控制和功率峰值控制三种控制方式实现了焊接过程的自动控制。
Three control modes have been worked out, such as time-control, deformation-control and power-peak control. Each model realizes automatic control in linear friction welding.
分析团队:与用户一起工作,捕捉产生最差性能的关键用例的情况,比如数据量峰值或者最关键的控制画面。
Analysis team: Work with the users to capture the key use cases that drive the worst-case performance conditions, such as the peak data load or most critical control scenario.
9小时反应堆安全壳内发生氢气爆炸,随着一声巨响,控制室仪表盘上显示出压力峰值。
9 hr Hydrogen explodes within the containment structure, causing a pressure spike on the control room gauges and an audible thud.
自上世纪70年代以来,美联储在失业率达到峰值后平均过了14个月才收紧对经济的控制。
Since the 1970s, the Fed has waited 14 months, on average, after unemployment topped out to tighten the screws on the economy.
文章阐述了斩波调速原理,指出峰值电流的大小会影响元器件的寿命,所以有必要对瞬时电流的大小进行控制。
It is pointed out, while expounding the principle of chopper speed variation, that the value of peak current can affect the service life of components and so it is necessary to control.
换流器控制系统对过电压的第一个峰值没有影响,但对以后的峰值有控制作用。
The Converter Control system has no effect on the first crest overvoltage but may have effect on the following crest overvoltage.
阐述了峰值电流控制的不稳定性及原因。
Instability and reasons of peak current control are also expatiated.
介绍了峰值电流控制开关电源的原理和优点。
Principles and virtues of switching power supply of peak current control are presented.
提出了两种模拟二极管正向导通输入输出特性的数学函数,进行数字序列峰值因数的控制。
Two input-output soft-clip functions that mimic the diode full-wave soft clipping have been designed to control the peak factor of digital sequences.
超快速低损耗控制雪崩整流。重复峰值反向电压150V的平均正向电流2.4A。
Ultra fast low-loss controlled avalanche rectifier. Repetitive peak reverse voltage 150 V. Average forward current 2.4 A.
自动亮度控制硬件系统作为设计的另一个环节,利用FPGA完成了峰值测光与区域测光的设计。
The automatic brightness control system is another design. The design includes the average and peak area exposure measurement using FPGA.
输入为同峰值速率突发信源的突发级损失系统是AT M网络资源分配和呼叫允许控制研究中的一种重要排队模型。
Burst-level loss system input by bursty bursty with the same peak rate is an important queueing model in the study of resources allocation and call admission control in ATM networks.
介绍了峰值电流控制开关电源的原理和特点。
This paper presents the principles and features of switching power supply in the peak current control.
随着节点相对刚度比的增加,结构在地震作用下的峰值加速度反应受输入地震波能量分布特征的控制,分布规律非常复杂。
The peak acceleration responses are fully controlled by the relative stiffness ratio and the input seismic excitation, and their distributions are quite complicated.
传统的方法是采用红、绿、蓝色多层叠合产生白光,但难以控制各基色的峰值强度。
Conventionally, red, green and blue (RGB) -emitting materials are simultaneously used to obtain white emission in OLED, but it is difficult to control the intensity of each RGB peak.
提出了一种基于临界电流模式的峰值电流控制技术来实现开关电源的功率因数校正任务。
A critical current mode based on the peak current control technology to achieve switching power supply power factor correction task is proposed.
结果表明,被动控制使得沿模型表面的马赫数峰值及过压力梯度明显减小,激波减弱。
The results indicate that passive control technique can reduce peak Mach number on the surface of the airfoil and reduce the adverse pressure gradient, shock is also weakened.
ATS616齿轮齿传感器是峰值侦测器件,其使用自动增益控制和集成电容器,在即便是很低的工作速度情况下也能提供相当精确的齿轮边缘检测。
The ATS616 gear-tooth sensor is a peak-detecting device that uses automatic gain control and an integrated capacitor to provide extremely accurate gear edge detection down to low operating speeds.
为了进行电源系统分析和设计,本文建立了电压模式和峰值电流模式控制的逆变弧焊电源数学模型,并用计算机进行分析。
In order analyze and design the power supply system, the system models which control by two above-mentioned control modes are established and analyzed by computer.
基于岩石爆破损伤影响范围控制的质点峰值振动速度判据,就临近岩石边坡开挖轮廓面的爆破开挖设计方法进行了探讨。
Basen on the criteria of the peak particle velocity(PPV) for blast-induced damage, the design approach for excavation blasting near contour of rock slope is discussed.
作为水利水电工程中的应用,以水击压力峰值最小作为控制目标,建立了优化数学模型。
The optimal mathematical model, hi which the control aim is to make the peek value of water hammer smallest, is set up for the application in hydraulic and hydropower engineering.
无功补偿可以提高功率因数,变压器的经济运行可以最大限度地降低变压器的电能损耗,需量控制能够降低企业最大峰值负荷,降低生产成本。
It concludes that reactive compensation can increase power factor. Economical transformer operation can decrease energy loss. Power demand control can shed maximum peak load and lower productive cost.
详细介绍了PWM式中峰值电流模式控制中的斜波补偿技术的原理。
The paper introduces the theory of slope compensation in the current-mode of control of PWM mode in detail.
论述峰值电流控制和平均电流型控制的工作原理及电路的主要特点。
The paper presented here describes the configuration characteristic of peak current-controlled and average current-controlled models.
从控制成型残余应力峰值和合缝预焊后管口椭圆度的角度出发综合考虑,将管坯成型为扁椭圆较为合理。
It is reasonable takes shape the unfinished piping to the flat ellipse for reduce the remaining stress peak value and ellipticity.
同时,着重分析了峰值电流控制模式下,由于电流扰动和占空比扰动导致系统在占空比大于50%情况下而出现次谐波振荡原因。
And then, we mainly discuss the peak current controlling mode and the sub-harmonic oscillation when the duty cycle exceeds 50%.
简要分析了峰值电流控制模式升压变换器的不稳定性及其原因,阐述了斜坡补偿的基本原理和设计问题。
Instability and reasons of peak current controlled BOOST converter are simply analyzed, basic principles of slope compensation and design problems are also expatiated.
结果显示,气流的改变主要受电弧瞬时功率控制,最大流量不是发生于压力峰值时刻而是出现在电流过零时。
It is found that the gas flow is mainly controlled by instantaneous arc power and the maximum of gas flow appears not at peak pressure, but at current zero.
峰值时间、糊化温度、糊化值、糊化时间受胚乳基因型的控制;
Peak time, pasting temperature, pasting and pasting time were controlled by endospermic genes.
峰值时间、糊化温度、糊化值、糊化时间受胚乳基因型的控制;
Peak time, pasting temperature, pasting and pasting time were controlled by endospermic genes.
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