![mechanical engineering - Benefit of removing the center "engine hub" inside a fan - Engineering Stack Exchange mechanical engineering - Benefit of removing the center "engine hub" inside a fan - Engineering Stack Exchange](https://i.stack.imgur.com/oSgia.png)
mechanical engineering - Benefit of removing the center "engine hub" inside a fan - Engineering Stack Exchange
Would there be any change in airflow if I set up two fans, one behind the other, instead of just one? - Quora
Would there be any change in airflow if I set up two fans, one behind the other, instead of just one? - Quora
![Added fans to my pc but no difference in temp , any solutions (blue for intake, red for exhaust : r/PcBuild Added fans to my pc but no difference in temp , any solutions (blue for intake, red for exhaust : r/PcBuild](https://preview.redd.it/added-fans-to-my-pc-but-no-difference-in-temp-any-solutions-v0-invn3qngpjna1.jpg?width=1080&crop=smart&auto=webp&s=74dfe22b91dfdfe41a5e47dff45923ed40a2d521)
Added fans to my pc but no difference in temp , any solutions (blue for intake, red for exhaust : r/PcBuild
![I designed this stator grid inlet to improve the airflow into the PC case fan. It increases the noise but also doubles the thrust in unrestricted flow at full RPM. "Naked" fans I designed this stator grid inlet to improve the airflow into the PC case fan. It increases the noise but also doubles the thrust in unrestricted flow at full RPM. "Naked" fans](https://preview.redd.it/efcxbr2mwzt41.png?width=640&crop=smart&auto=webp&s=e5f099d4541b29056e430d6f67fd7d70fb10ec29)
I designed this stator grid inlet to improve the airflow into the PC case fan. It increases the noise but also doubles the thrust in unrestricted flow at full RPM. "Naked" fans
![Does Stacking Fans Double the CFM? - Fans, Thermal Management - Electronic Component and Engineering Solution Forum - TechForum │ DigiKey Does Stacking Fans Double the CFM? - Fans, Thermal Management - Electronic Component and Engineering Solution Forum - TechForum │ DigiKey](https://global.discourse-cdn.com/digikey/original/3X/2/c/2c1e76257de7e276036b2347c314102a3ce7d123.jpeg)
Does Stacking Fans Double the CFM? - Fans, Thermal Management - Electronic Component and Engineering Solution Forum - TechForum │ DigiKey
![Does Stacking Fans Double the CFM? - Fans, Thermal Management - Electronic Component and Engineering Solution Forum - TechForum │ DigiKey Does Stacking Fans Double the CFM? - Fans, Thermal Management - Electronic Component and Engineering Solution Forum - TechForum │ DigiKey](https://global.discourse-cdn.com/digikey/optimized/3X/3/1/31e8d08d731aaf218b7b87881c6e82952cb6e7e6_2_690x399.jpeg)