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- Calculation Model of Lock Chamber Wall Based on FEM 有限元法建立船闸闸室墙计算模型
- lock chamber wall 船闸闸室墙,闸室岸壁
- Through improvement of construction technology of chamfer of Zaohe River Third-line Lock's chamber wall, the inclined surface concrete quality has been well controlled. 通过对皂河三线船闸闸室墙倒角施工工艺的改进,斜面砼表面质量得到了较好的控制。
- Design of the overall layout of shiplock, lock chamber and guide wall structure, as well as the water filling %26 emptying system of Dayuandu Junction are introduced. 介绍大源渡枢纽船闸的总平面布置、闸室和导航墙结构、输水系统等设计情况。
- The load lock chamber may be provided with at least two mutually distinct object support positions. 所述装载锁闭装置室设有至少两个彼此不同的物体支承位置。
- Resistance and allowable speed of vessels passing through the lock chamber is analyzed and also the difference between model test and practical operating conditions is analyzed. 分析了阻力、允许速度及模型试验与实际运转条件的差异,为确定船舶(队)进、出闸室(或船厢)的速度,进行了初步探讨,提出依据和建议。
- Short and narrow packing chamber. Sealing effectiveness improves as overall packing length shortens. Chamber wall is burnished for superior finish. 又短又窄的填料腔。总的填料长度缩短改善了密封的有效性。腔壁具有相当的光洁度。
- The ship lock scross and under the bridge consists of cofferdam, lock gate, lock chamber, water pumping system and lock gate opening and closing system. 当巨型轮船遇到净空高度不够的已建大桥时,可进入船闸室,开启抽水,使闸室内水位下降至船能够通过桥下净空为止。
- Straightness, roundness and fine finish of stem and packing chamber wall are essential. 阀杆和填料腔壁的平直度、圆度和表面光洁度是最基本的要求。
- By means of numerical calculation, the distribution of flow in a lock chamber manifold is investigated.The results show that edge-shape of lock chamber ports, culvert length an... 通过数值计算,对出水支孔流量分配规律系统地研究表明,支孔边缘形状、支孔间距和廊道水流损失对支孔流量分配均有影响。
- SHORT AND NARROW PACKING CHAMBER Sealing effectiveness improves as overall packing length shortens. Chamber wall is burnished to a superior finish. 又短又窄的填料腔密封有效性随着整个填料长度的缩短而有所改善。腔壁经过抛光,具有极高的抛光度。
- Precision stem and packing chambers. Straightness, roundness and fine finish of stem and packing chamber wall are essential. 精密加工的阀杆和填料腔。阀杆和填料腔壁的平直度、圆度和表面光洁度是最基本的要求。
- Reliable cooling is one of the most key technologies to insure the LRE working safely and protect the chamber wall from burn up. 液膜冷却作为一种重要的辅助冷却方式,由于其良好的冷却效果和相对简单的通道结构,在液体火箭发动机的推进室中得到了广泛应用。
- Based on the results of hydraulic model experiment on the second ship lock of Tianjin Port, this paper analyzes the factors influencing the mooring force in the process of water filling and emptying in ship lock chamber. 摘要根据天津港复线船闸水力学模型试验结果,分析船闸输水系统在灌泄水过程中影响系缆力的因素。
- Although the presence of fuel-rich boundary injection apparently degrades engine stability, it is generally necessary to enhance chamber wall endurance. 尽管富燃料边界喷射的存在显然降低了发动机的稳定性,但通常这是为增强室壁的耐久性所必需的。
- Cell layers of powder chamber wall and middle-level were increased, tapetum cells were hypertrophied and sporogenous cells or microspore mother cells were disaggregated. 药室内壁、中层层数增加,绒毡层细胞肥大,造孢细胞或花粉母细胞分解解体;
- This paper analyzes the situation of cracks in concrete of shiplock's chamber wall, summarizes relevant preventive measures, and proposes treatment schemes for the existed cracks. 摘要分析船闸工程闸室侧墙混凝土裂缝的状况,总结预防此类裂缝发生的措施,对裂缝提出处理方案。
- Through adjusting the impinging angle, homogeneous mixture of fuel and air is developed circumferentially and the spray impingement on the chamber wall is avoided. 通过改变碰撞角度能够调整喷雾贯穿距,从而避免喷雾与燃烧室壁的碰撞;
- Through adjusting the impinging angle,homogeneous mixture of fuel and air is developed circumferentially and the spray impingement on the chamber wall is avoided. 通过改变碰撞角度能够调整喷雾贯穿距,从而避免喷雾与燃烧室壁的碰撞;
- High frequency instabilities result in grossly increased convective heat transfer coefficients in the chamber walls. 高频不稳定性使室壁对流传热系数大大增加。