1) heat tracing
伴热
1.
Application of the heat tracing technology in natural gas industry was briefly introduced,and the performance optimization technologies of heat tracing systems and external .
伴热是抑制天然气水合物生成、油气结蜡和实现流体物料降黏储运的一种方法,其实质是通过外部热源(即伴热介质)提供热补偿从而控制物料的温度。
2.
The definition of heat tracing efficiency was given.
对稠油集输伴热管道的传热过程进行了分析,建立了伴热管道轴向温度计算物理及数学模型,并进行了数值模拟。
3.
By analyzing, comparing and calculating to the mediums of oil product's heat tracing such as electric energy, steam and hot water, we can get a conclusion that hot water not only is an ideal medium for oil product's pipe tracing, but also can save much energy in the case of not changing the length and diameter of the tracing pipe.
通过对油品伴热介质电热、蒸汽、热水的分析、比较、计算 ,在不改变伴热线长度和管径的情况下 ,得出了热水不仅是维持低凝点油品管线伴热的理想介质 ,而且热水伴热节约大量能源的结
2) Tracing piping
伴管伴热
3) hot-water tracing
热水伴热
4) steam tracing
蒸汽伴热
1.
It proves that electric tracing is prior to steam tracing.
从技术性能上介绍了蒸汽伴热的缺陷和电伴热的优势，并就某化肥厂７００ｍ长工艺管线保温采用电伴热和蒸汽伴热方式，进行了技术经济分析比较，论证了采用电伴热技术经济上合理，效益显
5) heating tracer
伴热管
1.
Many underground pipelines are carried with heating tracer in permafrost region.
分析了带伴热管的寒区埋地管道的几何特性,建立了数学模型。
2.
This paper aims at the underground oil pipeline,analyses numerical simulations of the soil temperature field of oil pipeline with a heating tracer by using the finite element technique.
采用有限元方法,分析了有伴热管的埋地输油管道的土壤温度场。
6) wellbore heating
井筒伴热
1.
Two-Phase Closed Thermosyphon(TPCT) is used in the course of wellbore heating by utilizing its characteristic of efficient heat-transfer,and several external factors are analyzed by comparing with hot fluid circulation method and electric heating method.
将重力热管的高效传热特性应用于井筒伴热过程,并与热流体循环伴热和电加热伴热两种传统方法进行对比,分析影响重力热管伴热效果的外部因素。
补充资料：负温度系数热敏电阻陶瓷(见热敏陶瓷)
负温度系数热敏电阻陶瓷(见热敏陶瓷)
thermo-sensitive ceramics with negative temperature coefficient
负温度系数热敏电阻陶瓷thermo一sensitiveeeramies with negative temperature eoeffieient在某一特定温度范围，电阻率随温度的升高而明显减小的热敏陶瓷。简称NTC陶瓷。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条