电缆热分析软件

电缆热分析

电缆热分析

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电缆热分析模块帮助工程师设计电缆系统以最有效运行,同时保证安全可靠运行
Cable thermal analysis study in ETAP
先进的图形化界面用于设计电缆管道系统,利用准确的计算确定需求的电缆尺寸,物理功能,和最大载流量降容,以满足现有和未来需求。此外,暂态温度分析为电缆载流量计算温度曲线,降低意外条件下电缆系统损坏风险。

电缆热分析主要特性

电缆稳态温度计算使用:

  • Neher-McGrath Method
  • IEC 60287 Method
  • 电缆暂态温度计算
  • 电缆载流量计算使用:
  • 统一载流量
  • 统一温度
  • 电缆选型
  • 地下电缆管道规则书
Cables inside underground raceways - IEC 60287, Neher-McGrath

电缆热分析功能

  • 图形化用户界面
  • 图形化处理管道,电缆,沟道等
  • 拖拽和放置单线图中的电缆
  • 在同一个管道中的不同尺寸的电缆
  • 不同相导体放置在不同管道或者位置
  • 不对称管道排列
  • 使用动态热回路模型动态计算
  • 选择固定电缆尺寸和/或负荷
  • 接地的/不接地的屏蔽层
  • 计算热阻值,介质损耗,Yc,Ys等
  • 用户定义铠装电缆
  • 不对称负荷因子
  • 多管道组和直埋管道
  • 放置多个界面管道组

  • 多个管道
  • 多外部热源
  • 优化已有管道中新电缆
  • 横截面分析
  • 管道组和直埋管道
  • 集成单线图电缆
  • 集成潮流结果
  • 集成电缆拉力分析
User-Defined Cable Physical Structure

画图和报告

  • 基于负荷曲线做暂态温度计算
  • 选择同时显示多个电缆
  • 放大到任何细节级别
  • 导出数据到EXCEL
  • 线,棒图,三维图和散点图
  • 定制文本和轴线
  • 标记临界和边界电缆温度
  • 报告所有物理和计算数据
  • 使用彩色可定制水晶报告
  • 导出输出报告到您喜欢的文字处理器
  • 图形显示管道计算结果
Underground raceway study with cables from one-line diagram

The cable capacity / ampacity calculation and cable sizing are based on the NEC accepted Neher-McGrath method and IEC 60287 standard for steady-state temperature calculation. The transient temperature calculation is based on a dynamic thermal circuit model. All of these calculations can handle multi-raceway systems and consider the effect of heat generated by neighboring cables and external heat sources.

标准/方法 标题
Neher-McGrath 电缆系统温度升和负荷容量计算
IEC 60287-1-1 Ed. 1.2 b:2001 电气电缆-计算电流额定值-Part 1-1: 电流额定值方程 (100% 负荷因子)并计算损耗 - 一般
IEC 60287-2-1 Ed. 1.1 b:2001 电气电缆 - 计算电流额定值 - Part 2-1: 热阻抗 - 计算热阻抗
IEC 60287-2-1 Amd.1 Ed. 1.0 b:2001 修订 1
IEC 60287-2-1 Amd.2, 2006-03 修订 2
IEC 60287-3-1 Ed. 1.1 b:1999 电气电缆 - 计算电流额定值 - Part 3-1: 操作条件下的截面 - 参考运行条件并选择电缆类型
IEC 60287-3-1 Amd.1 Ed. 1.0 b:1999 修订 1
PlottingReporting

Videos

How to design, analyze, and optimize Underground Raceway Systems with ETAP

How to design, analyze, and optimize Underground Raceway Systems with ETAP

Learn how to determine optimal cable sizes, physical attributes, and maximum ampacity using ETAP’s Underground Raceway System module, ensuring that cables in duct banks or directly buried are operating within their maximum potential capacity.
In addition, transient temperature analysis computes temperature profiles for cable currents, reducing the risk of damage to cable systems under emergency conditions. All cable steady-state temperature calculations are based on the Neher-McGrath Method and the IEC 60287 Standard.

Cable Thermal Analysis for Underground Raceways

Cable Thermal Analysis for Underground Raceways

Learn how to save design time using the Raceway Rulebook to auto-layout cables within duct banks. Find out how to determine the optimal cable sizes, physical attributes, and maximum derated ampacity using Neher-McGrath method and IEC 287 standard.

Cable Ampacity & Sizing

Cable Ampacity & Sizing

Proper sizing and current derating ensures that cables operate to their maximum potential while providing secure and reliable operation. Learn about design and application requirements to properly size and analyze cable systems based on IEEE and North American cable standards and guidelines: IEEE 399, ICEA P-54-440, NEC NFPA 70

Cable Ampacity, Sizing & Shock Protection - Part II

Cable Ampacity, Sizing & Shock Protection - Part II

Proper sizing and current de-rating ensures that cables operate to their maximum potential while providing secure and reliable operation. This webinar covers cable sizing, current carrying capacity and electrical shock protection based on IEC and British standards

Cable Thermal Analysis - Part III

Cable Thermal Analysis - Part III

This Cable Thermal Analysis webinar explains how to design cable systems to operate to their maximum potential while providing a secure and reliable operation.

Literature

Underground Raceway Systems

Underground Raceway Systems

Underground Raceway Systems helps engineers to design cable systems to operate to their maximum potential while providing secure and reliable operation.

Cable Magnetic Field Evalution Calculation

Cable Magnetic Field Evalution Calculation

The magnetic field exposure analysis tool uses balanced & unbalanced load-flow currents and angles to determine the location of the worst-case magnetic field exposure due to conductors in underground raceways.

White Papers

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