Engineering & Knowledge - HVAC-R & Solar Engineering Resource

管道压降计算：基本方程和指南

Learn how to accurately calculate pipe pressure drops using essential equations and guidelines to ensure optimal fluid flow and system efficiency.

优化数据中心的 HVAC 系统：关键考虑因素

Learn the key considerations for optimizing HVAC systems in data centers to ensure maximum efficiency and reliability.

HVAC 设计的最佳实践

Learn the foundational principles and industry standards for creating efficient, reliable, and compliant HVAC systems.

显热、潜热和总热

Master the core concepts of sensible, latent, and total heat to accurately analyze and design efficient HVAC systems.

HVAC 中的 R 值和 U 值

Master the concepts of R-value and U-value to accurately calculate and optimize thermal performance in HVAC systems.

HVAC 中的水流量计算

Learn how to accurately perform water flow rate calculations to ensure optimal efficiency and performance in HVAC systems.

风冷式冷水机组与水冷式冷水机组：选择标准

Compare the pros and cons of air-cooled and water-cooled chillers to determine the best HVAC solution for your building’s specific needs.

了解区域供暖：可持续城市应用的高效能源分配系统 - HVAC-R 专业人员的技术概述、安装、维护和标准

Explore the technical overview, installation practices, and compliance standards of district heating systems designed to optimize energy distribution for HVAC-R professionals.

冷却/加热系统的设计程序

Learn the essential design procedures for heating and cooling systems to ensure optimal efficiency and building comfort.

仅冷却系统的设计程序：8 步方法

Master the essential 8-step engineering methodology for designing efficient cooling-only HVAC systems.

以前

Exhaust air ventilation requirements represent essential design parameters for maintaining indoor air quality by removing contaminated air, moisture, odors, and pollutants from building spaces. Professional standards provide

HVAC Ventilation Design: Outdoor Air Ventilation By Rate and ACH

Outdoor air ventilation requirements represent critical design parameters for ensuring adequate indoor air quality through systematic calculation of minimum fresh air rates based on occupancy density, space

HVAC Ventilation Design: Indoor Air Quality and Air Contaminants

Indoor air quality and air contaminant management represent fundamental aspects of HVAC ventilation design, establishing systematic approaches for identifying, controlling, and removing airborne pollutants to ensure healthy

HVAC Ventilation Design: Air Intake Minimum Separation Distance

Air intake minimum separation distance represents critical design criteria for ensuring adequate outdoor air quality by maintaining appropriate distances between fresh air intakes and potential contamination sources.

HVAC Ventilation Design: Air Classifications

Air classifications represent fundamental categories for ventilation system design, establishing contamination levels, treatment requirements, and air quality standards that guide equipment selection, filtration strategies, and ventilation rates.

HVAC Ventilation Design: General Schematic and Equations

Ventilation design represents the foundation of indoor air quality management, establishing systematic approaches for outdoor air introduction, indoor air circulation, and contaminant removal. ASHRAE 62.1 provides

HVAC Load Estimation: Fouling Factor

Fouling factor represents a critical design parameter in HVAC heat transfer equipment sizing, accounting for the reduced performance of heat exchangers due to scale, corrosion, biological growth,

HVAC 负载估算：多样性因素

Diversity factor represents a critical design parameter in HVAC load calculations, accounting for the statistical probability that all heat-generating components in a building will not operate simultaneously

HVAC 负荷估算：按建筑类型划分的室内设计条件和系统要求

Indoor design conditions form the foundation of HVAC system design, establishing the environmental parameters that drive load calculations, equipment selection, and system configuration. These conditions vary

HVAC 负载估算：渗透热增益和热损失

Infiltration represents uncontrolled air exchange between outdoor and indoor environments, significantly impacting both heating and cooling loads in all building types. Accurate infiltration estimation is essential for

以前

数字工具和资源

Belimo SelectPro – 免费下载

SelectPro is a quick and simple tool for accurately sizing and selecting valves, actuators, sensors and replacement solutions for HVAC systems. Table of Contents Key

常见管道材料的热膨胀率

In modern HVAC, energy, and process industries, pipe material selection is not just about cost or standard practices—it’s about anticipating expansion and contraction risks driven by a dynamic climate and extreme operational temperatures. Understanding the rates of thermal expansion for common pipe

工程与知识

基础与工程