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Recent Posts


Thermodynamics - P-H Diagram for the Mechanical PE Exam

These series of posts provides the engineer with knowledge on how to use the P-H diagram, it specifically follows the vapor compression cycle on the pressure enthalpy diagram.

Thermodynamics - Refrigeration for the Mechanical PE Exam

These series of posts provides critical information on refrigerants (types, classifications, ASHRAE 15, GWP, ODP, etc.) It also provides knowledge on the vapor compression cycle, with focus on the evaporator, compressor, condenser and expansion device.

Engineering Economics for the Mechanical PE Exam

Engineers need to be able to present engineering economic analysis to their clients in order to justify why a certain alternative is more financially sound than other alternatives. The following post will present the minimal engineering economic concepts that should be understood by the aspiring professional engineer

Overview of the Mechanical P.E. Exam: How to apply? Test Format?

The Mechanical PE Exam is one of the most important steps in an engineer's career. Passing the exam is an important step in being able to legally practice engineering...

Type of Material to Study for Mechanical P.E. Exam: What do I study?

Studying for the PE exam can be stressful, but if you remember the following four tips, then you will be able to improve your focus during you studying and ensure that you put yourself in the best position to pass the PE exam.

Refrigeration Topics You Must Study for the Mechanical PE Exam.

Refrigeration plays an important role in the HVAC and Refrigeration category. Learn the necessary skills and concepts, needed to ensure your success. Skills include navigating the pressure enthalpy diagram, plotting the vapor compression cycle, calculating COP, etc.

Mechanical PE Exam Requirements for each State.

Each state has a set of requirements that must be met before you can become a professional engineer. These requirements include passing the PE exam, obtaining typically 4 years of experience and obtaining a 4-year ABET accredited engineering degree.

Must Have Mechanical PE Exam HVAC and Refrigeration References: NCEES

The Mechanical PE Exam is an open book exam. It is imporant to have the necessary references, including the materials provided by NCEES which include a sample Mechanical PE Exam and an outline of the important topics.

Must Have Mechanical PE Exam HVAC and Refrigeration References: MERM

The MERM is one of the most used references for the Mechanical PE Exam. It is important to learn how to use this book to succeed and pass the PE exam.

Must Have Mechanical PE Exam HVAC and Refrigeration References: ASHRAE Handbooks

The ASHRAE Handbooks are must have references for the HVAC and Refrigeration afternoon session. There is a lot of information in these books, learn what is important and what isn't to save you time.

Must Have Mechanical PE Exam HVAC and Refrigeration References: Codes

A practicing professional engineer will have the necessary codes to complete the job. Important codes in the HVAC and Refrigeration include, ASHRAE 62.1, ASHRAE 55, NFPA 90A, etc.

Psychrometrics for the Mechanical PE Exam [Part 1]

Psychrometrics play an important role in the HVAC and Refrigeration engineer's career and it is important to fully understand this topics, because it is presented in the NCEES outline as a key topic.

Psychrometrics for the Mechanical PE Exam [Part 2]

Navigating the psychrometric chart is an important skill for the aspiring professional engineer to attain. Master this skill and you will be on your way to passing the PE Exam.