The harm of high hydrogen content to transformer operation is introduced.
介绍了变压器油中氢气含量增高对变压器运行造成的危害。
It was observed that their phonon spectra vary with their hydrogen content.
观察到了它们的声子谱随含氢量而变化以及声学支有规则的软化现象。
The influence of melting temperature and inclusion on hydrogen content is made.
同时也研究了夹杂物尺寸和熔炼温度对含氢量的影响。
Increasing the operating pressure has negligible effects on the hydrogen content.
增加操作压力上的氢含量的影响可以忽略。
The forming mechanism of hydrogen content increased in the transformer oil was described.
阐述变压器油中氢气含量增高形成机理。
The main rason of leading to overhigh hydrogen content was insufficient anneal after forged.
导致氢含量过高的原因可能在于锻后退火不足。
The hydrogen content in the liquid steel can also be removed effectively by VD vacuum degassing.
通过VD真空脱气处理,能有效地脱去钢液中的氢。
The reason for not high hydrogen content and free porosity in welds with this process is explained.
解释了水蒸气保护焊焊缝的氢质量分数不高,不出现气孔的原因。
The prediction correlation of residues hydrogen content was given in the absence of elemental analysis.
并给出了在缺乏元素分析的条件下,渣油氢含量的预测式。
Based on the method, a device of rapid measuring hydrogen content in aluminum alloy liquid was designed.
在该方法基础上设计了铝合金液氢含量快速测定装置。
The results of industrial tests show that increment of hydrogen content occurs mainly in LD tapping, about 75%.
工业实验结果表明,钢液增氢主要发生在转炉出钢过程中,大约占75% ;
Fluctuation in hydrogen content results from wet air. The dry compressed air is helpful to highly qualified liquid al.
潮湿的空气会造成含氢量的波动,干燥的压缩空气更有助于获得高质量的铝合金液。
NMR logging response only associates with the hydrogen content and the status of rock pore fluid (oil, gas and water).
核磁共振测井响应只与两个因素有关:岩样孔隙流体(油、气、水)中含氢量及其状态。
The results show that central crack in the defect plate is flake and high hydrogen content induces the ultrasonic test defects.
结果表明钢板中心裂纹为白点缺陷,钢中氢含量高是造成钢板探伤不合的主要原因。
Hydrogen-chromic phenomenon is that Materials show dramatic changes in the optical properties depending on the hydrogen content.
氩致变色现象是指材料根据吸收氢气的含量不同而表现出不同的光学特性。
The more organic hydrogen content in coal, the higher replacement ratio, it can be profitable to combustion of coal at the same time.
煤中有机氢含量愈多,置换比愈高,同时也有利于煤粉的燃烧。
The moisture content of the raw materials added into ladle and stir intensity have a great effect on hydrogen content in the molten steel.
添加材料的水分和增强熔池中的搅拌程度对钢中氢含量影响很大,但钢中锰含量的增加对氢含量的影响不大。
The hydrogen content in the molten heavy rail steel was measured in every stages from LD tapping to mould(without the VD refining process).
研究了包钢重轨钢从转炉出钢到结晶器各个工序过程(未经VD真空处理)钢液中氢含量变化。
Changes in hydrogen content in liquid aluminum were measured under different relative humidity of compressed air in low pressure die casting.
在不同的压缩空气相对湿度下,试验测定了低压铸造过程中液态铝合金氢含量的变化。
The on-line testing of hydrogen content in the molten aluminum alloy is very important for producing aluminum alloy castings of high quality.
液态铝合金含氢量现场检测对于生产高质量铝合金铸件及铸锭具有非常重要的意义。
Commercial application results showed that the stripping efficiency of the unit enhanced greatly and the hydrogen content in coke decreased down to 6%.
工业应用结果表明,由于催化裂化装置汽提效率的大幅度提高,焦炭氢含量下降到6 %。
The hydrogen content and processing edge cracks was one of the important facts that effected the quality of 5005 aluminium alloy casting-rolling strips.
熔体质量和工艺裂边是影响5005合金铸轧产品质量的重要因素之一。
According to smelting condition of Baotou iron and steel group, VD refining process should be adopted to reduce the hydrogen content in the heavy rail steel.
根据包钢重轨钢的冶炼条件,采用VD真空处理降低钢液中氢含量是完全必要的。
The factors to bring about unusual hydrogen content in transformer oil are analyzed. The measures to treat high hydrogen content in transformer oil are given.
对可能造成变压器油中氢气含量异常的诸多因素进行了分析,提出了处理变压器油中氢气含量异常增高的措施。
When hydrogen content was bigger than 0.2%, the peak stress increased with the increase of hydrogen content, because hydrogen played a main role of strengthening.
当氢含量大于0.2%(质量分数)时,由于此时氢元素的固溶强化起主导作用,因此随氢含量的增加,峰值应力随之增加。
More recently, researchers have sought to associate electromagnetic fields, the radon or hydrogen content of the soil and seismicity patterns with impending earthquakes.
最近,研究者们试图将电磁场以及土壤中氡和氢的含量与将要发生的地震类型联系在一起。
The forming of white spots in forgings relates to its hydrogen content, the magnitude of the internal stress, the internal metallurgical quality and the compactness.
锻件材中白点的产生与其实际氢含量、内应力大小、锻件材内部的冶金质量及致密性有关。
The change of hydrogen content during steelmaking process was investigated firstly. It was found that hydrogen content in liquid steel is rapidly increased in LF process.
调查了首钢炼钢生产流程中的氢含量变化规律和铸坯碳偏析情况,研究表明LF处理工序是钢水增氢的主要位置。
The influence factors such as the hydrogen content in weld metal, the hydroscopicity in electrode coating and the toughness of weld metal of basic electrodes are studied.
研究了碱性焊条工艺性的影响因素,探讨了焊缝金属的含氢量、焊条药皮的吸湿性、焊缝金属的强韧化特性等。
The fracture occurres at heat affected zone (HAZ) of most fatigue specimens. This is due to the structure inhomogeneity and the higher hydrogen content of materials at HAZ.
疲劳试样多数断于接头的热影响区,造成这一结果的主要原因是热影响区的组织不均匀性和氢含量相对较高。
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