Comments on Design Methods of Penstocks

2004 ◽  
Vol 126 (3) ◽  
pp. 391-398
Author(s):  
Hou Jian-Guo ◽  
An Xu-Wen ◽  
He Ying-Min

This paper selects several representative penstocks codes of hydropower stations in China and foreign countries including USBR Standards (1970), ASCE Steel Penstocks (1993), Japanese Technical Standards for Gates and Penstocks (1993), the former USSR’s code My 34 747-76 and Π 780-83, and Chinese code DL/T 5141-2001; analyzes and compares their different design methods and corresponding safety levels. In addition, the probabilistic limit state design method adopted in DL/T 5141-2001 is described emphatically. What are described can be taken as reference by the engineering technicians who are engaged in the research, design and construction of steel penstocks for hydropower stations at home and abroad.

2011 ◽  
Vol 255-260 ◽  
pp. 747-751
Author(s):  
Jin Sheng Liu ◽  
Shi Mei Liu

As a new type of resist lateral force structure, short-pier shear wall structure has been widely used in high-rise and super-tall residential construction. However, at present, there isn’t a specifically targeted short-leg walls structure design and construction technical regulations both at home and abroad, which led to the architectural engineering design and construction market turmoil. By the prophase research of the short-leg walls structure seismic performance, and a great deal of experiments, combine with the latest research results at home and abroad, adopt the limit state design method based on probability theory, the paper clarifies the definition of short-leg walls, and analyzes the calculation method of section load-carrying capacity for earthquake combination and no-earthquake combination, which has certain directive significance and engineering application for the design and construction of high-rise residential buildings.


Author(s):  
Shaoxing Liu ◽  
Peng Yang ◽  
Dongran Zhao ◽  
Jinyuan Zhang ◽  
Yuqing Liu

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