介绍了焊缝缺陷识别专家系统的总体构成。
The paper introduces the structure as a whole of expert system for X_ray welding seam distinguishing.
对焊缝缺陷脆性断口、灰斑、夹杂物提出了见解。
Some opinions about brittle fracture, gray spot and impurities in the weld are proposed.
超声检测是油气管道环焊缝缺陷检测的一项重要技术。
Ultrasonic testing is an important flaw detection technology of oil and gas pipeline girth welds.
研制了针对钢结构桥梁焊缝缺陷扩展的超声相控阵监测系统。
The ultrasonic phased array system for monitoring the expanding of weld defect in steel bridge was researched.
焊缝缺陷在线高温超声波检测的研究和应用基本上未见报道。
Study on the automatic grading system for weld flaw on the radiogragh;
提出一种基于信息融合优化搜索技术的X射线图像焊缝缺陷检测方法。
A new method of defect detection X-ray images of weld using optimized heuristic search based on image information fusion was introduced.
建立高温环境下焊缝缺陷超声横波检测方法并结合理论进行了工程应用。
Build under the high temperature environment welding seam defect ultrasonic shear wave checkout method, and combines theory having carried on the engineering applying.
介绍了基于神经网络的焊缝缺陷识别专家系统的基本原理、结构和识别策略。
The paper introduces the basic principle, structure and distinguishing tactics of the weld seam defects distinguishing expert system based on neural network.
为了检测X射线探伤图像中螺旋钢管焊缝缺陷，提出了一种新的实时自动检测算法。
A new real time automatic detection algorithm is taken up for applying to X-ray images of screw steel tube.
分析工业X射线底片焊缝缺陷特征，建立用于焊缝缺陷分类识别的模糊推理系统模型。
Weld defects classification system based on fuzzy reasoning model was established, after analysis of weld defect features in X-ray films.
结果表明，超声c扫描技术可实现对结构件的电子束焊焊缝缺陷的定性、定位、定量检测。
It shows that the ultrasonic C-scan technique can not only identifies and locates the defect, but also precisely measures the defect size.
失效分析结果表明，螺旋焊管焊缝断裂主要是由于管道附近泥浆化趋势、较高的堆土以及焊缝缺陷造成。
The results showed that the failure of spiral welding pipes was mainly caused by piled solid, the increase of the water in solid and th...
对某在用市政钢箱梁桥的动力特性、焊缝缺陷、应力和变形、钢构件截面尺寸和锈蚀情况进行了检测，按规范要求验算了结构的整体稳定和局部稳定。
It was examined that the dynamic peculiarity, the welding line flaw, the size of steel member section and the rusty phenomenon of an existing municipal steel-box girder bridge.
打磨焊缝表面缺陷或机械损伤后的厚度小于母材的厚度。
Seam surface defect after grinding or thickness is lower than base material after mechanical treatment.
所有焊缝的位置应在系统蓝图上标注并且所有的焊缝应检查缺陷应作为水系统验证的一部分。
The locations of all welds should be documented on system blueprints and all welds should be inspected for defects as part of the water system validation.
由于在焊缝部位存在焊接缺陷，采用传统的建立在构件无缺陷、无裂纹基础上的强度理论进行设计计算时，往往不能确保起重机在额定载荷下使用的安全性。
Since there are weld defects in welds, using traditional strength theory based on no defect and no crack to design, crane's security in rating load can't be insured.
应使用产生平滑无缺陷的焊缝的焊接方法例如自动轨道焊。
A welding method that produces welds that are smooth and free of defects such as automatic orbital welding should be employed.
利用X射线底片扫描成像法得到铝合金焊缝图像，再通过图像处理方法即可得到焊接缺陷二值图象。
Processing the aluminum weld image from the scanning of the X ray negative can derive the binary image of the weld defects.
焊缝导向弯曲试验的目的是检查焊接接头的完好性和塑性以及材料的焊接工艺和表面缺陷。
The purpose of weld guide bending test is to detect plasticity of welding joint, welding process and surface defects of materials.
采用纵剪带钢生产小口径螺旋焊管时，超声波检验经常在焊缝的一侧发现缺陷波，而X射线拍片检验却很难发现。
The defects will be found in the seam side with ultrasonic inspection but hardly found with X ray inspection as the small diameter spiral pipe production with the split strip steel.
焦炭塔裙座焊缝环向开裂是现役焦炭塔普遍存在的一种严重缺陷。
The circumferential cracking of the skirt weld is a serious defect, which commonly exists in the coke tower in service.
全文对筒仓引入了3种缺陷，即周圈焊缝凹陷缺陷、一致模态缺陷和随机缺陷。
The thesis considers 3 kinds of imperfection forms: the welded-joint imperfection, the consistent mode imperfection and the random imperfection.
在焊缝超声波探伤中应用断裂力学分析缺陷危害程度，以提高探伤结果的可靠性。
Fracture mechanics has been applied for harmfulness analysis of flaws in ultrasonic testing of welds in order to improve the reliability of testing results.
笔者研究并建立了焊接钢管焊缝漏检缺陷的概率分布模型及材料性能、输送压力的概率分布模型；
Probabilistic distribution model for welding flaws undetected, material mechanical properties and internal pressure of welded steel pipe are investigated.
经超声波100%检查修补焊缝，未发现任何线性缺陷，质量合格。
After the ultrasonic wave 100% inspecting repairing weld, nothing linear flaw is discovered and the quality is qualified.
本文针对焊缝等缺陷利用投影截距的方法，准确高效地计算出了缺陷的长度。
Aiming at the defects of the welding lines, the author adopts the method of projection intercept to calculate the length of the defect exactly and effectively.
用磁记忆检测(M MT)法评价了含超标缺陷管座角焊缝长期服役后的应力集中状况。
The stress concentration state of weld joint on a tube socket containing defects exceeding grade after long term service has been evaluated by using the magnetic memory test (MMT).
结果表明，焊缝存在的未焊透缺陷不影响管道的安全运行。
The results showed the existence of the flaw would not effected the safe operation of the piping.
焊缝须进行超声波探伤检查并清除缺陷，焊后对焊缝余高进行铲除并磨平。
Ultrasonic defect detection inspection shall be carried out for welding seams and defects shall be removed. the excess weld metal of welding seam must be eradicated and abraded after welding.
焊缝须进行超声波探伤检查并清除缺陷，焊后对焊缝余高进行铲除并磨平。
Ultrasonic defect detection inspection shall be carried out for welding seams and defects shall be removed. the excess weld metal of welding seam must be eradicated and abraded after welding.
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