6 May 2015
- 06:4106:41, 6 May 2015 diff hist −8 m Combustion →Combustion reaction
- 06:2706:27, 6 May 2015 diff hist +64 Hydrogen fuel cell No edit summary
- 06:1806:18, 6 May 2015 diff hist +353 Hydrogen fuel cell No edit summary
- 05:2105:21, 6 May 2015 diff hist +42 User:JonHearn →Refrigeration
3 May 2015
- 23:5523:55, 3 May 2015 diff hist +136 N File:J Hearn Refridgeration Cycle.png A Vapor Compression Refrigeration, labelled with the 4 stages of the refrigeration cycle.
- 23:4623:46, 3 May 2015 diff hist +93 N User:JonHearn Created page with "An Environmental Science Major and HSU undergrad. ==Free Use Diagrams== ===Refrigeration==="
- 06:4006:40, 3 May 2015 diff hist +1 Renewable energy dictionary →ENERGY PRODUCTS
- 05:1805:18, 3 May 2015 diff hist +4 Renewable energy dictionary →Definition of Abbreviations
- 05:1705:17, 3 May 2015 diff hist +127 m Renewable energy dictionary →Definition of Abbreviations
28 April 2015
- 17:3817:38, 28 April 2015 diff hist 0 Hydraulic ram pumps →Engineering equations
- 17:3217:32, 28 April 2015 diff hist +3,226 N Thermodynamics properties of R134a Created page with "{| class="wikitable sortable" | align="center" style="background:#f0f0f0;"|''' Temp. (C)''' | align="center" style="background:#f0f0f0;"|''' Pressure (kPa)''' | align="center"..."
- 17:1017:10, 28 April 2015 diff hist +84 Refrigeration →Refrigeration Tables
- 16:3916:39, 28 April 2015 diff hist +57 m How to Build a Mechanically Powered Battery Charger for LED Lighting →Producing Electricity with a DC Motor
- 13:5613:56, 28 April 2015 diff hist +178 m Engineering terminology →Regarding energy harvesting
- 13:1513:15, 28 April 2015 diff hist −15 Refrigeration →Refrigeration Tables