本文讨论了热缺陷的产生动力学过程,给出了热缺陷浓度的公式。
The production kinetics of thermal defects is discussed. The formula for thermal defect concentration has been derived.
最后运用表面温度判断法对控制柜内部元件热缺陷的严重程度进行了识别。
Finally, the severity of the thermal defects of the component in the electric control cabinet is identified by using a surface temperature judgment method.
红外测温技术在检测电气设备热缺陷方面非常有效,在电力系统中应用广泛。
The infrared temperature measurement technology is very effective for detection of electrical equipment thermal defects, so the technology is applied widely in electric system.
得到有益于认识铸件中此类接头凝固特性和热节位置的变化规律,对工艺设计者认识和防止成型过程中产生凝固收缩缺陷是很必要的。
The results are very important to understand the solidification characters of steel castings with T conjunction and to estimate the position of the hot-spot in the castings to avoid shrinkage defects.
实验表明红外热像技术可以准确测定钢板加固混凝土结构所存在的脱粘缺陷的位置、形状和大小。
The positions, figures and sizes of the defects in bonding interface between an armor plate and a concrete component can been exactly measured.
通过检验废品,分析生产工艺缺陷,找出热轨钢板HP295成瓶率低的原因,并提出相应的解决措施。
To find out reasons of bw rate of finished cylinders of HP295 and to reveal relevant measures, by inspecting waste products and analysing production precess defects.
为防止大气门毛坯在热镦粗过程中产生的折叠、过烧等缺陷,在设计设备时改变了原有的液压控制和电气控制原理。
Original control principle of hydraulic and electric system have been changed in de-sign of equipment to avoid defects such as folding, burning etc produced in upsetting of large air valve preform.
防止夹砂缺陷的主要措施是降低型砂的膨胀应力和提高型砂的热湿拉强度。
Reducing expansion stress of the moulding sand and increasing wet tensile strength of moulding sand are the main measures to prevent scab defect.
文中通过若干实例介绍了用红外热象仪检测带电运行的发电机、电容器及连接头,并查出带有严重缺陷的部位,从而避免事故发生。
Some examples for the diagnosis by the infrared imaging system such as generators, capacitors and connectors in service are presented. The defects are detected to avoid accident.
光学缺陷检测技术,对热连铸坯表面缺陷而言,具有高速、非接触、高分辨率等优点。
The optical inspection technology of surface defect, as for defects of hot continuous casting slabs, has advantages of high speed, contactless and high resolution.
着重从锅炉设计不合理、热负荷过高、煤种变化、燃烧器的缺陷及节流阀结垢等方面分析了水冷壁爆管的原因,指出必须进行锅炉改造。
Cause analysis of the water cooled wall tube burst focused on irrational points of design, excessive thermal loading, changes of coal category, burner defects and deposits in throttle valves.
热辊可以成为撕裂或扭曲后,在一段时间内造成的图像缺陷。
The heat rollers can become torn or warped after a period of time causing an image defect.
详细叙述了大型铸铁导轨缺陷的热焊补方法,从不同角度考虑选取了铸件的焊补工艺。
The hot welding repairing method of defects of heavy cast iron guides was described in de-tail.
就热等静压处理对镍基铸造高温合金的缺陷消除、组织和力学性能的改善作了研究。
The elimination of defects and the improvement in microstructure and mechanical properties of a east Ni-base superalloy treated with hot isostatic pressing (HIP) have been investigated.
众所周知,在铸造生产中,热裂纹是一种极容易产生的铸造缺陷。
It is known that the heat crack is the most common casting defects in foundry production.
从增强热固塑料中对模制部件可视缺陷进行分类的方法08。
Practice for Classifying Visual Defects in Parts Molded from Reinforced Thermosetting Plastics 08.
分析了铝热焊焊接过程中出现的各种焊接缺陷,并提出了预防措施。
This paper analyzes various welding defects appearing in the process of thermit welding, and advances some control measures.
焊点中存在的主要缺陷是气孔,表面下塌,热裂纹,其中气孔主要为氧化膜气孔和匙孔不稳定形成的气孔。
The main defects of laser spot welding of aluminum are crater, hot crack and porosity which created by oxide film and keyhole instability,.
对缺陷进行定量化检测研究过程中,基于热波原理推导出的公式,易于实现缺陷深度的测量。
The quantitative measure is feasible on experiment research. It is easy to figure out flaw depth based on formula derived from the principle of thermal wave.
详细叙述了大型铸铁导轨缺陷的热焊补方法,从不同角度考虑选取了铸件的焊补工艺。
The hot welding repairing method of defects of heavy cast iron guides was described in de-tail. Considering from different angles, the welding process was chosen.
介绍了热连轧无缝钢管内表面凹坑、孔洞缺陷的基本形式和分布规律。
The general occurrence and distribution of internal surface hollow and hole defect of hot continuous rolled seamless tube are introduced.
这种技术适用于修补成型模具、热锻压模具及各种塑料模具的铸造缺陷、磨损、小面积局部剥落、损伤、划沟等。
This new process is suitable for mending the casting defects, worn surface, spalling and scratching of various forming dies, hot forging dies and plastic moulds.
研究证实,二次缺陷形成的初始温度,可近似代表辐照绿柱石的最佳热固色温度点。
The research also indicates that the temperature resulting from the secondary defects may represent approximately the optimum temperature for the thermal color concentration.
本文讨论不锈钢管道焊缝热影响区内缺陷的超声波检测方法,应用着色渗透探伤对解剖后的样品进行了验证,证明超声波探伤法的可行性。
Ultrasonic detection of defects in heat-affected zones of stainless steel pipe welds is discussed. The feasibility of the method is verified by penetrant inspection of dissected pipes.
介绍减少热连轧钢卷横折缺陷的工艺研究和生产控制情况。
The process research on reducing the coil break defect of continuous hot-rolled strip and production control were introduced.
为了克服传统热导传感器气体检测方法的诸多缺陷,提出了一种使传感器保持在恒温状态的气体浓度检测的新方法。
In order to overcome the disadvantages of traditional method of gas concentration detection, a new method is proposed which keeps thermal conductivity sensor at a constant temperature.
显热除霜是针对四通阀换向除霜方式的缺陷而提出的一种新型的除霜方式,它是利用压缩机排出的高温制冷剂的显热对蒸发器进行除霜。
Sensible heat defrost is a new defrosting method which avoids disadvantages of four-way valve reverse defrost and USES the sensible heat of hot refrigerant vapor from compressor to defrost.
在热载流子应力条件下,器件的退化主要是由于在漏极附近由热载流子产生的损伤缺陷引起的。
Under hot carrier stress, device degradation is the consequence of hot carrier induced defect generation locally at drain side.
生产无缺陷的连铸坯是连铸坯热送、热装的前提条件。
Producing continuous casting slab without defect is precondition to hot delivery and charging continuous casting slab.
生产无缺陷的连铸坯是连铸坯热送、热装的前提条件。
Producing continuous casting slab without defect is precondition to hot delivery and charging continuous casting slab.
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