The problems for choosing crushed stones in making of carbon fiber conductive concrete for deicing or snow-melting are discussed.
讨论了将用于路面融雪化冰的碳纤维导电混凝土在制作过程中石子的选择问题,提出了在制作发热用导电混凝土铺层时,掺入石子应遵循的3个基本原则:石子的掺量不能太多;不能和标准的混凝土一样,采取合理的级配;掺入的碎石粒径不能太大。
The study provides a guide for the practical application of electrically conductive concrete in deicing or snow-melting.
详细研究了用于路面融雪化冰的碳纤维导电混凝土在各种不同条件下电阻的变化规律,包括中长期冻融循环、升降温循环、常温加热、低温加热等,得到了融雪化冰时合适的电源类别,为导电混凝土用于路面融雪化冰的工程实际提供了重要指导。
However, the thaw additive with chloride ions is corrosive to the bridge structure, and will lower the durability thereof, but chemical thawing is the most immediate and efficient way to melt the ice and snow deposit.
但含氯离子的融雪剂对大桥的结构存在着腐蚀性,将会影响大桥结构的耐久性,而化学融雪却是最直接、最有效的融冰雪方法。
On the basis stated above,a revised method for Fan equation——a conductivity prediction equation for carbon fiber electrically conductive concrete for deicing and snow melting is determined by experiment,by which a design foundation is provided for its application of deicing and snow melting.
分析了用于路面融雪化冰的碳纤维导电混凝土电阻率的大小容许范围以及对电阻稳定性的要求。
By using the electro-thermal effect of carbon-fiber electric-heating-wire can deicing and snow melting.
利用碳纤维发热线的电热效应可以进行路面的融雪化冰,为了掌握碳纤维发热线用于路面融雪化冰的特性,根据能量守恒定律,建立并求解碳纤维发热线混凝土电热升温和降温微分方程,得到碳纤维发热线混凝土在升温和降温阶段温度随时间的变化曲线,该曲线综合反映了混凝土的截面尺寸、散热面积、电热功率以及对流辐射换热系数对混凝土升降温过程的影响。
The finite element method is used to analyze the influence of external circumstances on effect of deicing or snow melting system by electrically conductive concrete.
用有限元程序分析了外部环境对导电混凝土用于融雪化冰时效果的影响 。
A Study of Applied Technology in Deicing and Melting Snow on Road Surface by Electric Heating Cable;
发热电缆用于路面融雪化冰的技术研究
Study on Deicing and Snow Melting of Graphite Slurry Infiltrated Fiber Concrete;
石墨砂浆注浆钢纤维混凝土融雪化冰研究
A Study of Applied Technology in Deicing and Melting Snow for Road Surface by Carbon-fiber Electrical Heating Wire;
碳纤维发热线用于路面融雪化冰的技术研究
Experimental Study and Numerical Simulation on the Characteristics of Road Ice-snow Melting
道路融雪化冰特性实验研究及其数值模拟
Calculating Method for Heat Output Power Based on Removing Snow and Ice of Conductive Asphalt Concrete
导电沥青混凝土融雪化冰热输出功率计算方法
Research on Making and Application of Carbon Fiber Electrically Conductive Concrete for Deicing and Snow-melting;
融雪化冰用碳纤维导电混凝土的研制及应用研究
Heat transfer description and analysis on process of hydronic snow-ice melting on road
循环热流体路面融雪化冰过程传热及其应用分析
they welcomed the spring thaw.
春天来了，冰雪融化了。
In the mountains, it doesn't thaw in summer.
山里夏天冰雪也不融化。
It was thawing fast.
天气转暖,冰雪融化很快。
The preparation and small scale Ice - Melting test of caldum magnesium acetate;
醋酸钙镁冰雪融化剂的制备及融冰效果小试
The rivers formed by the melting of ice and snow provide water for irrigation.
冰雪融化形成的河流提供了灌溉用水。
A Study on Application of Salt Antifreezing Asphalt Mixture
盐化物融冰雪沥青混合料的应用研究
It often doesn't thaw until June in Siberia.
在西伯利亚,常常是到了6月份冰雪才开始融化。
a false thaw in January; the false dawn peculiar to the tropics.
一月冰雪近似融化;热带地区所特有的假曙光.
artificial regulation of snow and ice melting
冰雪消融的人工调节
As the ice melted away, the river rose in dangerous floods.
冰雪消融，河水上涨泛滥。
rivers filled to overflowing by melted snow.
冰雪消融使河水满溢。