基础与工程
直接芯片液体冷却：高密度数据中心热管理的未来
AI-driven power densities have exploded from 4 kW to 30+ kW per rack, pushing traditional air cooling past its limits. This guide breaks down single-phase and two-phase direct-to-chip cooling architectures, compares low-GWP refrigerant options like R-1233zd(E) and R-1336mzz(Z) against safety and pressure trade-offs, and covers the hose, tubing, and quick-disconnect design choices engineers need to specify reliable, sustainable thermal management for high-density GPU and CPU clusters.
风管气流平衡
Learn the essential techniques for balancing ductwork air flow to maximize HVAC efficiency and ensure consistent indoor comfort.
主要暖通空调系统和设备
Master the essentials of selecting, sizing, and operating major HVAC systems and equipment for optimal building performance.
谷轮制冷手册下载
Access our comprehensive collection of Copeland Refrigeration Manuals to streamline your equipment installation, system maintenance, and engineering fundamentals.
冰蓄冷系统
Explore the principles and engineering behind ice storage systems to efficiently manage thermal energy and optimize HVAC performance.
Expansion Tank Sizing Formulas
Learn the essential formulas and step-by-step methods required to accurately size an expansion tank for hydronic heating and cooling systems.
4-Pipe And 2-Pipe Heating And Cooling Plants
Learn the core differences between 4-pipe and 2-pipe heating and cooling plants to determine the most efficient system design for your building’s HVAC needs.
Water Tube Versus Fire Tube Boilers
Learn the key differences between water tube and fire tube boilers to choose the right system for your industrial steam and heating needs.
Refrigeration Formulas and Calculations
Master essential refrigeration formulas and calculations to solve fundamental engineering challenges efficiently.
数字工具和资源
Ductulator and Pressure Loss (friction) calculator
Streamline your HVAC design process with our comprehensive digital Ductulator and Pressure Loss Calculator. This all-in-one tool allows you to instantly convert duct shapes, determine optimal sizing based on friction or velocity constraints, and accurately calculate total pressure loss and airflow rates for complex ductwork systems.
空气混合计算器
Accurately determine the final thermodynamic state of combined airstreams. Input flow rates and air properties to instantly calculate mixed air conditions, streamlining AHU fresh-air and return-air mixing design.
湿度状态计算器
Instantly determine the complete psychrometric state of moist air using just two inputs. Enter dry-bulb temperature alongside any single humidity parameter to automatically calculate dew point, wet-bulb, relative humidity, enthalpy, specific volume, and density for precise HVAC design and analysis.
膨胀水箱尺寸计算器
Size bladder, diaphragm, or plain-steel expansion tanks for closed hydronic systems in seconds. This calculator applies thermal-expansion and pressure-ratio principles from Steven T. Taylor’s ASHRAE-referenced sizing method and the ASME Boiler and Pressure Vessel Code, Section VI, to compute the minimum required tank acceptance volume for hot water, chilled water, and mixed-temperature systems. Supports US and SI units, all four major tank styles, an optional piping-expansion credit, and a built-in ASME/UMC/IMC cross-check for 170–230°F systems — with clear pass/warning/invalid status and next-step guidance for tank selection and precharge verification.
绝缘临界半径计算器
Determines the critical radius (and critical thickness) of insulation for a cylinder or sphere — the outer radius at which heat loss is maximum — and compares heat‑loss rates before and after insulation.
暖通空调设备预期寿命计算器
我们创建了专业的暖通空调设备预期寿命计算器。该应用程序提供了全面的计算，用于确定各种 HVAC 设备类型的剩余使用寿命。
适用于现代 HVAC 应用的 BIM 软件解决方案
As the HVAC industry continues to evolve in 2025, Building Information Modeling (BIM) has become an indispensable tool for professionals seeking to optimize design, installation,
McQuay软件下载
Explore a comprehensive guide on locating and downloading McQuay software tools to streamline your HVAC system design and selection processes.