Ductwork - The Most Overlooked Aspect of HVAC скачать в хорошем качестве

Ductwork - The Most Overlooked Aspect of HVAC

Nobody cares about ductwork. Should you? Absolutely. We’ll show you why as we explain proper air diffusion, leakage, condensation, and the impact ductwork has on equipment selection and performance. If you’re still thinking of airflow in terms of 400 CFM per ton and traditional diffusers, this is the video for you. Videos Referenced: Fundamentals of Airflow (Part 1 of this series)    • The Science of Ductwork - Fundamentals of ...   Airflow Balancing (Part 2 of this series)    • Parallel Ducts - Why Balancing Airflows is...   Psychrometrics    • Psychrometrics Made Simple   Fan Selection & Curves    • Fan Curves - A Deep Dive   00:00 Intro 01:30 Part 1 - Diffusers 01:50 Traditional Diffusers Explained 06:55 High Induction Diffusers 10:10 Effect of Drafts on the Body (Featuring Schlieren) 13:56 Part 2 - No Room for Guesswork 14:44 Software Aided Design 18:08 Our Manufacturing Process 20:41 Leak Testing & Standards 24:22 Part 3 - The Bigger Picture 25:53 How We Calculate Airflows 28:44 Designing to AHRI Standards (or Choosing Not To) 31:57 Using Less Air (Calculations & Limiting Factors) 36:01 Noise Control 39:15 Bonus Feature - AMCA Chamber To receive PDH certification for this video, please visit CaptiveAire.com/library and click Request Access under the Professional Development section. Fill out the form on the pop up that appears and click Send. CaptiveAire will then add you to a professional development portal where you can access a certificate to confirm your training.