分析设备

The cause of tube plate cracking in steam generator is analyzed in the light of equipment structure , material selection, macro and micro shape feature of the fracture, metallographic structure of the crack, stress on the tube plate , and the introducing vibration of fluid.

对蜡油蒸汽发生器管板开裂原因进行分析，如设备结构、材料选择、断口的宏观形貌、断口的微观形貌特征、裂纹的金相组织、管板受力、流体诱导振动等，找出了管板开裂的原因，并提出了相应的改进方案。

Basing on TI Corporation's DSP chips TMS320LF2407A as high-voltage protection system CPU in this article, AC analog which comes from high voltage power grid is converted to digital value which DSP can process by 14-bit A/D converter MAX125, monitoring the entire status of the high-voltage power grid in real-time, tripping off by controlling external relay quickly when abnormal operation happened, turn off the power grid to protect the power grid and other electrical equipment.

本文是基于TI公司的TMS320LF2407A型DSP芯片作为高压电继电保护系统的中央处理器。通过MAX125的14位A/D转换器采集高压电网中交流模拟量来转换为供DSP处理的数字量，从而进行数据分析处理，对整个高压电网的运行状况进行实时监控，当遇到不良运转时控制外部继电器迅速跳闸，切断电网，从而保护整个电网及其他用电设备。

In this paper according to the existing equipment problems in the coal face of transport level tunnel in Dayan first mine we have proposed the plan of transferring machine support unit and made the summary and analyses of the effect.

针对大雁煤业公司第一煤矿工作面顺槽所使用的转载设备在运转过程中所存在的问题，提出了&转载机支撑装置&的研制方案，并对转载机支撑装置的应用效果进行了总结和分析。

From aspects of the equipment founding, the supporting roller and rolling track stressing, the kiln line adjusting and the design, this paper analyzes on the causes of the exfoliations, cracks and other defects of the clinker kiln and cooling machine, and puts forward some measures for maintenance.

从设备铸造方面、托轮与领圈受力方面、窑线调整方面以及设计方面对熟料窑及冷却机的托轮、领圈产生剥落、裂纹等缺陷的原因进行了分析，并提出了应采取的维护及保养措施。

The extra low electromagnetic wave, wavelet technology, pipe track instrument,DGPS and tracing signal equipment are used to solve the key question of trans-mit- receive and communication.

研究信息融合技术在海底管道维修装置与检测装置间的应用，采用超低频电磁波，小波分析等技术与管线跟踪探测仪、DGPS以及示踪信号探测器等设备解决发射、接收、通讯技术中的关键技术点。

According to the applicable standards, there is only the requirement on the vertical bending vibration frequency of the carbody to be higher than 10Hz, while there is none against the frequency of transverse bending vibration and the carbody torsion vibration around the longitudinal axis.

根据有关标准，只要求车体的垂向弯曲振动频率大于10Hz，对侧墙横向弯曲振动频率、车体绕纵向轴扭转振动频率没有具体要求，因此在进行车体模态分析时，把顶盖看成设备，而不必考虑顶盖结构的影响。

Keep close cooperation and communication with other internal department or functions for any quality issues analysis, example with quality, facilities and tool shop etc..

密切与公司各部门合作对于在生产过程中出现的产品质量问题进行分析，例如配合质量，设备，模具部门等等对产品质量进行进行全面持续改善。

With a data acquisition equipment,it can acquire the signal data.Analyzing every signal segment with a short-time Fourier transform method,according to the amplitude-frequency characters of it,it can find the time point when shrapnel touched the target at the first time.

采用高速数据采集设备采集炮弹爆炸时刻至弹片全部穿过目标靶的一段时间内的各靶区输出信号，对该信号进行短时Fourier变换，分析各时间片段的信号幅频特性。

In accordance with the requirement of technical parameter of super high pressure bend and cold bend specification, the stress at cold bending on the three-roll bend machine was analyzed.

根据超高压弯管技术参数和冷弯工艺的要求，结合超高压管在立式三辊滚弯机上冷弯时的受力状态，运用弹塑性理论分析计算出弯管所用弯矩及弯管的最大压紧力，并据此选用弯管设备，解决了超高压弯管的制造问题。

It is found that the forming load including force and moment increases with the thickness reduce of the work piece and the size of the rolling tool.

这些分析结果对于盘型件辗压成型设备的设计和辗压成型工艺参数的确定具有重要参考价值。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。