Skip to main content
DigiCalcs

如何计算Ventilation Rate

learn.whatIsHeading

Ventilation Rate Calculator helps contractors and tradespeople accurately size, spec, and estimate materials and systems.

公式

Ventilation = Outdoor Air per Person × Occupants + Area × Outdoor Air per sf

分步指南

  1. 1Apply ASHRAE 62.1: 5-15 CFM/person + 0.06 CFM/sf
  2. 2Apply the formula using your project measurements
  3. 3Add required safety factors or waste allowances per code

例题解析

输入
10 people, 1000 sf, office zone (5 CFM/person + 0.06 CFM/sf)
结果
Ventilation = 10×5 + 1000×0.06 = 110 CFM

常见错误注意事项

  • Not applying code-required safety factors or derating
  • Forgetting to account for waste and cut losses in material estimates

准备好计算了吗?尝试免费的 Ventilation Rate 计算器

自己尝试一下 →

设置

隐私条款关于© 2026 DigiCalcs