供热和制冷负荷基础

你会学到什么

你将了解建筑的传热，以及在计算建筑的加热和冷却负荷时必须考虑的各种因素. 完成课程后，你应该知道:

• 如何使用一个简单的热损失计算程序
• 如何查找和使用本地气候数据
• 建筑材料的热性能
• 空气渗透和通风的影响
• 确定冷负荷的基本概念和方法
• 窗户、墙壁、屋顶和隔板对荷载的影响
• 内部载荷的基本类型
• 如何使用CLTD方法
• 如何使用传递函数法

课程内容

• 传热与负荷计算 -- Conduction; convection; radiation; thermal capacitance; and sensible and latent heat transfer.
• 简单热损失计算程序 - The basic process; example building; and useful comments.
• 温度设计条件和天气数据 - Inside and outside design conditions; winter outdoor design temperature; wind and annual extremes data; summer outdoor design conditions; and other sources of climatic information.
• 材料热性能 - Building material properties; U-factors for non-uniform sections; surface resistance and dead-air spaces; and thermal performance among alternatives.
• 通过墙壁，屋顶和地板的传热 - Building description; zoning the design; unheated spaces; slab-on-grade; basement; crawlspace; dormers, gables and overhangs; and building summary.
• 渗透与通风 - Infiltration sources; air change method; effective leakage area method; 通风; and humidification and moisture control.
• 冷负荷计算 - Heat flow rates; initial design consideration; and calculation methods.
• 墙壁、屋顶和隔墙上的空调负荷 - Sol-air temperatures; CLTD for roofs; CLTD for walls; interior partitions; and sample problem.
• 来自窗户的冷却负荷 - Window gains by conduction; solar heat gains; internal and external shading devices; and example calculations.
• 内部负载 - Lighting; power; appliances; people; cooling system gains; and examples.
• 供热和制冷负荷计算 - Sample problem definition; initial data collection and assumptions; heating load; and cooling load.
• 传递函数法 - Heat gain by conduction through exterior walls and roofs; conversion of cooling load from heat gain; and use of room transfer functions.

谁应该报读本课程?

这是一个很好的课程，任何人谁需要一个总的概述的传热原理和加热和冷却负荷计算. 如果你是，你将受益于本课程:

• 刚从工程专业毕业，在暖通空调部门工作&R行业.
• 有进入暖通空调行业经验的工程师&R场从另一个工程区域.
• 一名建筑师, 技术员, 想要增加暖通空调系统知识的建筑或建筑管理专业人士.

开始: