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- pipe bend flow 弯管流动
- Lien, H.C., Yang, J.C., and Yeh, K.C., “Bend flow simulation using a depth averaged two-dimensional model”, Hydrosoft‘96, 1996. 蔡东霖,黄良雄,杨锦钏,”分层分区概念应用于地层下陷模拟”,第九届水利工程研讨会,民国87年7月。
- Based on the corrosion depth and pipe working life, the func tional relationship between the pipe bend wear speed and conveying speed is proposed. 依据侵蚀深度和弯管工作寿命结果,推出了弯管磨损速度与输送速度之间函数关系。
- A vertical and sloping curved conduit model was performed associated with theoretical analysis to systematically study the hydraulic and characteristics of bend flow. 采用概化模型试验和理论分析相结合,对直壁弯道和带斜坡弯道(河湾坡岸)的水流运动进行了系统研究。
- Quality Requiremetns: when lower than the minium wall thinckness allowable by pipe bend and without the sharp corner, the bend from mechanical damage may be repaired, but not be repaired welding. 质量要求:机械损伤的弯头,在不小于管子弯头设计所需的最小壁厚时,且没有尖锐棱角时允许修磨,但不能补焊。
- Turbulence Intensity of Bend Flow 弯道水流紊动强度
- A right-angled bend in a pipe or conduit; an elbow. 直角弯,肘导管或管道中的直角弯; 肘
- A free flow of water came from the pipe. 水从管道里通畅地流了出来。
- The needed pipe bending moment、wall thickness reduction and ovality of section are known by simulating. 通过模拟,计算管子弯曲变形所需的弯矩,计算管子弯曲部分外壁减薄率和椭圆度。
- Cut, threaded, and bends pipe to required angle, using pipe cutters, pipe-threading machine, and pipe bending machine. 用切割器、加螺纹机、弯曲器,针对要求的角度来切割、加螺纹、及弯曲水管。
- Lacking internal support in the pipe, this pipe bending process creates some cross section ovality. 在管道内支持不足,这根管子弯过程中创造一些截面椭圆。
- Provides more rigidity than pipe, eliminating concerns of pipe bending loads of flanged valves - Safety against thermal or seismic catastrophes. 比管道更加坚固耐用,消除管道施加在法兰阀门上的弯曲负载的担忧-在高温或地震灾害下更加安全。
- The stream takes a sudden bend to the east. 小溪突然转向东流。
- The new pipe bender can satisfy the request of manufacturing various bus frame, and improve efficiency of pipe bending obviously. 试验表明,新型数控弯管机能够满足多种车骨架加工的技术要求,大大提高弯管效率。
- Experimental Study of Spur Dike Effects on Turbulence Intensity of Bend Flow 丁坝对弯道水流紊动强度影响的试验研究
- She bend over backwards to show it. 她拼命把他显露出来。
- They refused to bend to the hijackers' demands. 他们拒绝屈从于劫机者的要求。
- Don't bend the wires down, it'll break them. 不要弯折那些线,会弄坏它们的。
- That sharp bend is a death-trap for motorists. 那个急转弯是开汽车的人的死亡陷阱。