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如何计算Static Pressure

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Static Pressure Calculator helps contractors and tradespeople accurately size, spec, and estimate materials and systems.

公式

Total SP = SP of supply duct + SP of return duct + equipment SP

分步指南

  1. 1Measure each section static pressure, sum for total system SP
  2. 2Apply the formula using your project measurements
  3. 3Add required safety factors or waste allowances per code

例题解析

输入
0.3 supply + 0.2 return + 0.1 coil
结果
Total SP = 0.6 inches WC

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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