![Page 1: HEAT RECOVERY SYSTEM CONTROLLER BY Ajeetesh Govrineni](https://reader035.vdocuments.mx/reader035/viewer/2022062720/56649f0d5503460f94c20b74/html5/thumbnails/1.jpg)
HEAT RECOVERY SYSTEM CONTROLLER
BYAjeetesh Govrineni
![Page 2: HEAT RECOVERY SYSTEM CONTROLLER BY Ajeetesh Govrineni](https://reader035.vdocuments.mx/reader035/viewer/2022062720/56649f0d5503460f94c20b74/html5/thumbnails/2.jpg)
OVERVIEW
Simple and Low-Cost
Differential Temperature Controller
Developed for Heat Recovery System
![Page 3: HEAT RECOVERY SYSTEM CONTROLLER BY Ajeetesh Govrineni](https://reader035.vdocuments.mx/reader035/viewer/2022062720/56649f0d5503460f94c20b74/html5/thumbnails/3.jpg)
DESIGN Temperature Sensors Temperature controlled Switch DC FAN AA Batteries
![Page 4: HEAT RECOVERY SYSTEM CONTROLLER BY Ajeetesh Govrineni](https://reader035.vdocuments.mx/reader035/viewer/2022062720/56649f0d5503460f94c20b74/html5/thumbnails/4.jpg)
FUNCTIONALITY
Differential Temperature Switches Fan on-off Lasts 26-27
hours
![Page 5: HEAT RECOVERY SYSTEM CONTROLLER BY Ajeetesh Govrineni](https://reader035.vdocuments.mx/reader035/viewer/2022062720/56649f0d5503460f94c20b74/html5/thumbnails/5.jpg)
MODELS BUILT Lab Test Model Field Test Model
![Page 6: HEAT RECOVERY SYSTEM CONTROLLER BY Ajeetesh Govrineni](https://reader035.vdocuments.mx/reader035/viewer/2022062720/56649f0d5503460f94c20b74/html5/thumbnails/6.jpg)
APPLICATIONS
Heat Recovery System Grey Water Recovery System Solar Water Heater
![Page 7: HEAT RECOVERY SYSTEM CONTROLLER BY Ajeetesh Govrineni](https://reader035.vdocuments.mx/reader035/viewer/2022062720/56649f0d5503460f94c20b74/html5/thumbnails/7.jpg)
FUTURE IMPROVEMENTS
Low-Power Indicator New design with Micro-controller Wall plug in model Rechargeable model
![Page 8: HEAT RECOVERY SYSTEM CONTROLLER BY Ajeetesh Govrineni](https://reader035.vdocuments.mx/reader035/viewer/2022062720/56649f0d5503460f94c20b74/html5/thumbnails/8.jpg)
COMPETETION COMPARISON
• • •
![Page 9: HEAT RECOVERY SYSTEM CONTROLLER BY Ajeetesh Govrineni](https://reader035.vdocuments.mx/reader035/viewer/2022062720/56649f0d5503460f94c20b74/html5/thumbnails/9.jpg)
QUESTIONS?
![Page 10: HEAT RECOVERY SYSTEM CONTROLLER BY Ajeetesh Govrineni](https://reader035.vdocuments.mx/reader035/viewer/2022062720/56649f0d5503460f94c20b74/html5/thumbnails/10.jpg)
REFERENCES Microchip TC621 datasheet http://www.solorb.com/elect/solarcirc/diftemp2/ http://www.mydtcstore.com/?gclid=CLKs1fzvta4CF
SEQNAodsVQMpw
http://www.emersonclimate.com/en-US/products/thermostats/Pages/programmable_universal_thermostats.aspx
http://www.wsetech.com/off%20grid%20solarheating%20controller.php
http://en.wikipedia.org/wiki/Solar_water_heating