Depleted Oil Wells Aren’t Just Empty Holes Anymore
With the boom in oil and gas drilling over the last 100 years, there are many oil wells that have been depleted of oil. But these wells are drilled many thousands of feet in the ground, where the temperatures are far higher. So, these seemingly empty holes are not really empty at all, and there […]
DTC’s HVAC PE Exam Prep FEATURED TESTIMONIALS – “Critical in My Passing the Exam”
“I took the HVAC/Refrigeration PE exam for the first time and passed. I feel Dr. Tom’s class was not only very critical in my passing of the exam, but it was exactly what I was looking for in a review course. His class laid out the important subjects and gave me a guide to be […]
Emergency Freshwater from Seawater
After making emergency medical assistance available, probably the most critical thing needed after a disaster, especially hurricanes, is water. It is normally brought into the disaster area in water bottles on pallets. To address other possibilities, the U.S. Department of Energy sponsored a three year competition called “Waves to Water” with the expressed goal of […]
How To Take the PE Exam with Confidence and Pass
Watch our video! Passing the PE Exam requires more than just knowing how to solve problems. You need a solid plan for organizing your review from day one and for solving problems on exam day. In Dr. Tom’s CBT Mechanical PE Exam Strategy – Part 2 (How to Prepare For & Pass the PE Exam) […]
Feeding College Students and the Campus Grid
At the University of Wisconsin Oshkosh, campus food services feed a lot of students. And the food waste feeds the power grid. Through a $339,000 grant from Wisconsin Public Service Commission’s Energy Innovation Program, the campus has installed a dry bio-digester to break down food waste and grass clippings. The methane produced will be burned […]
PE EXAM TIP – Have Only One Way to Work a Problem
There is a wealth of information out there on how to solve PE Exam problems. For any given class of problems, you can find many solution approaches. You may have even thought of additional, and quite valid, approaches on your own. However, seeking out a number of approaches has a troublesome downside. All you need […]
Whirligig Wonders
A farm machinery repairman, Vollis Simpson, created the magical, mechanical creations that became North Carolina’s official folk art. Known as “whirligigs,” the huge kinetic sculptures have been installed around the United States, but the largest collection is near the family farm in Wilson, North Carolina. Other installations include the American Visionary Art Museum in Baltimore and the […]
Achieve Your Extraordinary. Become a PE.
Getting your Professional Engineer’s license will open up a world of possibilities for you to achieve the extraordinary. And DTC can help you make those possibilities a reality with our comprehensive prep courses for the Mechanical PE Exams and our strategic plan to prepare you to pass the exam. Years of work went into developing […]
Dual-Purpose Home Heat Pump Helps Reduce Emissions
The US Department of Energy is pushing residential, commercial, and industrial energy users to switch from natural gas and other fuels to electricity. Several cities in California are banning natural gas for new buildings. One important way this can happen is to install heat pumps to provide space heating and cooling, and to provide domestic […]
FEATURED TESTIMONIAL – “Great Course That Keeps You Engaged”
“I took Dr. Tom’s thermal/fluids PE prep course. Dr. Tom presents the prep course material personally. Starting from the first lesson, it’s obvious that Dr. Tom is a man that is extremely passionate about teaching. If you are serious about taking a PE and not wasting your time, I would recommend Dr. Tom’s Classroom. I […]
