Predictive Algorithm Reduces Energy Use at Hong Kong Airport
Hong Kong Airport’s Terminal 1 is using an adaptive algorithm that predicts the building’s cooling needs over the next 24 hours. Weather – including cloud cover / solar radiation, temperature, and humidity, as well as the schedule of flights and other activities are input. The demand for the next day is estimated from the data […]
FEATURED TESTIMONIAL – “Gave Me All the Information and Skills I Needed to Pass”
“I’ve been out of school for 5 years now, and I feel like I didn’t have a very good grasp of the material I would need to master in order to take the TFS PE exam. While looking for classes to sign up for, I came across Dr. Tom’s Classroom and saw a number of […]
DTC Now Has Reviews for All 3 Mechanical PE Exams
Best PE Prep Course With the addition of our new HVAC & Refrigeration PE Exam Review, Dr. Tom’s Classroom now offers a reviews for all three Mechanical PE Exams, each specifically developed for the CBT format exam. It has long been a goal at DTC to add an HVAC course to our line up. After […]
Around the World via Solar, Wind and Hydrogen
There are three technologies that are changing the designs of modern ships: solar, wind, and hydrogen. A fascinating CNET video describes a research vessel that is using all three technologies to achieve a fully self-sustaining travel. It is called the “Energy Observer.” Solar panels collect energy from the sun during the day and then it is […]
New DTC HVAC & Refrigeration Course Is Here!
We are very proud to announce that Dr. Tom’s Classroom now offers a brand new HVAC & Refrigeration PE Exam Review, specifically developed for the CBT format exam. It has long been a goal at DTC to add an HVAC course to our line up. After completing our new Machine Design & Materials and Thermal […]
The Big “After Graduation” Question – Is the Answer Still “Plastics?”
In the 1967 movie “The Graduate,” the character played by Dustin Hoffman has just graduated from college and his parents are throwing a big celebration party. The question he is asked many times by his parent’s friends is “What do you plan to do now that you have graduated?” One of his parents’ friends comes up to […]
New DTC HVAC & Refrigeration Course Coming Soon!
We are very proud to announce that Dr. Tom’s Classroom will soon be offering a new HVAC & Refrigeration PE Exam Review. It has long been a goal at DTC to add an HVAC course to our line up. After completing our new Machine Design & Materials and Thermal & Fluid Systems Reviews for the […]
Why Extreme Heat Buckles Roads
Default assumptions are critical in civil engineering. BUT, what happens when those assumptions are no longer valid. The heat wave hitting the Pacific Northwest is an example of atypical conditions, and the effect on pavement has been noticeable and resulted in critical failures in some instances. An article at The Verge explains why. – Daniel Findley, DTC […]
Forget Ice, Will There Be an “Ice Box” on Mars?
It’s something you don’t think about much living in our modern society. You go to the grocery store and buy food, take it home and prepare meals, and store perishables either before or after they are cooked in the “frig.” But what about the food the astronauts eat? Up to now, from the beginning of the space […]
Dr. Tom’s NEW 2021 Mechanical PE Exam Strategy Video – Which Exam Should You Take?
Watch our NEW video! Even if you already know which Mechanical PE Exam you will be taking, we recommend that you take time to watch Dr. Tom’s NEW 2021 Mechanical PE Exam Strategy – Part 1 video. It’s packed with great information about the new CBT exam and how it works, plus his analysis on […]