查詢結果分析
來源資料
相關文獻
- 管線管焊道延性測試與碾平測試之合理化分析
- Filmwise Condensation on a Porous Horizontal Elliptical Tube with Uniform Suction Velocity
- Mixed-Convection Film Condensation on a Horizontal Elliptical Tube with Variable Wall Temperature
- Brittle-to-Ductile Transition Temperature and Its Controlling Mechanism in Ti-47 Al-2Mn-2Nb Alloy
- Numerical and Experimental Studies on Natural Convection from a Horizontal Elliptic Cylinder
- Laminar Film Condensation on a Horizontal Elliptical Tube with Uniform Surface Heat Flux and Suction at the Porous Wall
- A Numerical Study on the Flow over a Staggered Oval Tube for Heat-Transfer Enhancement
- 橢圓管矩形鰭片於乾濕盤管狀態下之二維鰭片效率分析
- 橢圓管之管陣流場與熱傳數值模擬研究
- 橢圓管之蒸發式冷卻器實驗研究
頁籤選單縮合
題 名 | 管線管焊道延性測試與碾平測試之合理化分析=Rationalization Analysis of Weld Ductility Test and Flattening Test for Line Pipes |
---|---|
作 者 | 陳文璟; | 書刊名 | 華岡工程學報 |
卷 期 | 17 2003.06[民92.06] |
頁 次 | 頁31-44 |
分類號 | 440.23 |
關鍵詞 | 焊道延性測試; 碾平測試; API 5L/5LC規範; 應變; 延性; 管線管; 圓管; 橢圓管; Weld ductility test; Flattening test; API specifications 5L/5LC; Strain; Ductility; Line pipes; Round pipe; Elliptical pipe; |
語 文 | 中文(Chinese) |
中文摘要 | 在焊道延性測試(weld ductility test)和碾平測試(flattening test)之過程,圓管經碾壓由圓管變形成橢圓管,因管徑與管厚度不同,各圓管所承受之弧度(cuvature)變化不同,而其管壁所遭遇之應變大小與變化亦有所不同。因應力、應變大小是損壞是否會發生與否之決定性因素。API 5L和5LC規範所規訂之測試標準,對這些不同尺寸之圓管,在碾壓測試時所產生之應變是否一致、以及是否足以測試管延性,值得吾人進一步來探討。本論文針對美國石油協會訂定之焊道延性測試與碾平測試等規範標準,檢驗其合理性(rationalization)與一致性(consistency)。本文針對焊道延性測試與碾平測試,導出管壁所產生應變之計算模式;並全面分析API 5L和5LC規範所登錄之不同尺寸管線管,在碾平測試和焊道延性測試過程,其管壁所承受之應變大小與變化。從應變之角色,來衡量此規範之規定是不合理與一致。 |
英文摘要 | During the weld ductility test and the flattening test, round pipes are flattened and deformed into elliptical pipes. Because of the differences in diameter and wall thickness of pipes, the curvature changes during testing are different for pipes of different sizes, and thus, the strains experienced on the walls of these different sized pipes are different. The sizes of stress and strain are the factors determining whether the pipe will fail. Whether the pipe-wall strains incurred in the tests specified by API 5L and 5LC specifications are equal and sufficient for evaluating the ductility of these different-size pipes remain to be explored. This paper examines the qualification criteria of the weld ductility test and the flattening test specified in the API 5L and 5LC specifications. The formulate for calculating the pipe-wall strains incurred in the weld ductility test and the flattening test for all pipe sizes specified in API 5L and 5LC, and also evaluates the rationalization and consistency of the pipe qualification criteria from strain viewpoint. |
本系統中英文摘要資訊取自各篇刊載內容。