如何计算Humidity
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Relative Humidity Calculator helps contractors and tradespeople accurately size, spec, and estimate materials and systems.
公式
RH = (Partial Pressure of Water Vapor / Saturation Pressure) × 100
分步指南
- 1Measure wet and dry bulb temperatures, look up from psychrometric chart
- 2Apply the formula using your project measurements
- 3Add required safety factors or waste allowances per code
例题解析
输入
70°F dry bulb, 60°F wet bulb
结果
RH ≈ 57% from psychrometric chart
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
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