Characteristics of Microstructure and Electrical Treeing in PE/ MMT Nanocomposites 聚乙烯/蒙脱土纳米复合物的显微结构及其树枝化性能
Mechanism, Detection and Prevention of Water Treeing in XLPE Power Cables 交联聚乙烯电力电缆水树产生机理、检测及预防
The diagnostic methods for aged insulation due to water treeing are briefly described from the point of view of practical application. 从实际应用角度出发,文章最后简要的介绍了由水树引起的绝缘老化的诊断方法。
Research on Correlation Between Thermal Aging and Electrical Treeing of Cross-Linked Polyethylene Cable Influence of Different Effects on Growth of Electrical Trees in Insulation Polymer 交联聚乙烯电缆热老化与电树枝化相关性研究绝缘材料电树枝发展过程中不同效应的影响
The qualitative link between tan δ and the probability and length of water treeing was found by the experimental of tan δ-V. 通过对实验样品进行tanδ-V特性实验,找到了tanδ与水树形成概率和长度之间的定性关系。
Electrical Treeing Model in Dielectric with Barriers 嵌入屏障的绝缘介质中电树生长模型
Relationship Between the Space Charge and the Property of Water Absorbing in New Cable Material of Retarding Water Treeing 新型抗水树电缆料的空间电荷和吸水特性的关系
Current characteristics of ultra-low frequency harmonic response in XLPE cable containing water treeing 含水树枝XLPE电缆的超低频谐波响应电流特性实验研究
Relationships of space charge accumulation with electrical and water treeing in XLPE modified by EAA EAA改性XLPE中空间电荷和电树、水树的关系
A study of the mechanism of electrical treeing inhibition in polymer blend system 聚合物共混体系电树枝抑制机理的研究
Study on inhibiting water treeing in modified polyethylene 改性聚乙烯高聚物抑制水树的研究
It is found in this paper that most growing processes of electrical tree are with stages, and are accompanied with two kinds of different treeing structures in XLPE at lower frequency. 本文研究发现,XLPE电缆绝缘中电树枝的生长过程多数呈阶段性特征,并且在较低的电压频率下伴随着两种不同的电树枝结构。
Influence of Polymer Congregating State and Survival Mechanical Stress to Electrical Treeing in XLPE 聚合物聚集态和残存应力对交联聚乙烯中电树枝的影响
Study on enhanced treeing property for polyethylene by effective voltage stabilizers 提高聚乙烯树枝化性能和机理的研究
Study on water treeing in polyethylene modified by ethylene-acrylic acid copolymer 乙烯-丙烯酸共聚物改性聚乙烯的水树生长研究
Different mechanisms to inhibit water treeing were found for ethylene-acrylic acid ( EAA) copolymer and sorbital. 乙烯-丙烯酸共聚物(EAA)和三梨糖醇在抑制聚乙烯的水树形成机理上有所不同。
Status quo of the research into water treeing in polymer 聚合物中水树的研究现状
A new model for treeing of polyethylene 聚乙烯树枝化的新模型
Effect of Sorbital on Space Charge Distribution and Resistance to Water Treeing in Polyethylene 三梨糖醇对PE空间电荷和耐水树性能的影响
Study on water treeing and water absorption rule in polyolefin 聚烯烃中水树和吸水规律的研究
The cable insulation shielded by the semi-conducting coating would have higher dielectric strength and corona ( treeing discharges) level, i.e. the semi-conducting coating greatly improves the insulation characteristics of the cable. 应用半导电涂层的绝缘屏蔽电缆具有较高的介电强度和耐电晕水平(抑制树枝放电),它改善了绝缘特性。
Environmental-stress cracking ( ESC) resistance of LDPE grafted with silicon oil was improved apparently, the breakdown voltage at working frequency and indicative voltage of treeing initiation are also enhanced significantly. 经硅油接枝改性后的聚乙烯耐环境应力开裂能力大大增强;树枝引发示性电压和工频击穿电压也得到明显提高。
Result of study shows that environmental stress cracking, tensile strength, elongation at break, and breakdown voltage of grafted LDPE are better than that of blent LDPE except incep ˉ tion voltage of electric treeing and fluidity. 研究结果表明:除示性电压、流动性外,化学接枝聚硅氧烷后的LDPE在耐环境应力开裂性、断裂强度、伸长率、击穿场强等方面均比与聚硅氧烷物理共混后的聚乙稀好。
The effects of oxygen on the electrical treeing characteristics in low density polyethylene 低密度聚乙烯电树枝老化中氧的影响研究
With the widespread application of XLPE cables in power system, electrical treeing breakdown is the most important reason of affecting power cables operation reliability. It is urgent to study the electrical trees aging properties and mechanisms of XLPE cables. 随着交联聚乙烯电力电缆在电力系统中的广泛应用,其电树枝老化成为了电力电缆长期安全运行的瓶颈,迫切需要研究电树枝老化规律和机理。
In the DC short-circuit voltage, comparing to polypropylene, the PP/ CA202 material mixed with nucleating agent have improved the DC short-circuit electrical treeing resistance. 直流短路电压时,与纯PP相比,加入成核剂的PP/CA202试样的耐直流短路树枝化特性有所提高。