The serious events of core bending and deformation of several transformers in Lingao Nuclear Power Station happened in less than 3 years under the normal operating conditions.
岭澳核电站主变压器在正常运行工况条件下,在不足3年的时间里就接连出现多台变压器铁心严重弯曲变形事件。
Under shock load conditions the peak load can exceed the ultimate bending strength of the core material and fracture occurs, usually at the most highly stressed cross section area.
在冲击负荷下,最大负荷超过了轧辊芯部材料所能承受的最大抗弯曲负荷,发生截面断裂。断裂一般产生于负荷应力为最大的截面。
Structure: by the cylinder roller mode, even is the core of bronze and mutual into plastic mould, also can avoid all sorts of bending deformation.
结构:辊模由钢筒芯构成,即便覆盖有互交式青铜和塑料模,也能避免各种弯曲变形。
The external steel frames are simplified as a series of half frames and the core tube is modeled as a bending and shearing two spring system.
外部钢框架进一步简化为半刚架和相应的弹性阶梯形等效弯曲杆的串联体系,这种简化模型能考虑柱轴向变形对结构动力反应的影响;
The characteristics of this sensor is analysed. It is concluded that for a certain refractive index range, the index of fibre core, the radius of core and bending radius need to be optimized.
详细分析了这种传感器的特性,指出对于特定的外界折射率范围,需设计纤芯折射率、光纤半径、弯曲半径三个参量的最佳组合。
During the bending processing, the bending buffer distance piece (42) can easily realize the bending and greatly ensures the performance of the core unit.
在弯曲处理过程中,弯曲缓冲间隔件(42)使弯曲容易进行并且极大地保证了芯单元的性能。
We has determined the bending strength of blockboard which has different core and different resin content, in order to study the factor which affects the bending strength of blockboard.
通过对不同芯板材种、不同施胶量细木工板的横向静曲强度的测定,旨在研究细木工板横向静曲强度的影响因素。
This tool can be charged for a work falls. It can also shaped by parts of nature and characteristics. It can finish some core of such pressure process, and bending down the work of the deep.
此模具既可以冲孔落料工作,还可以根据零件成型性质和特点,完成一些成型工序比如压筋,冲窝,弯曲,拉深的工作。
This tool can be charged for a work falls. It can also shaped by parts of nature and characteristics. It can finish some core of such pressure process, and bending down the work of the deep.
此模具既可以冲孔落料工作,还可以根据零件成型性质和特点,完成一些成型工序比如压筋,冲窝,弯曲,拉深的工作。
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