KEEL Marine Technologies Inc. is dedicated to equipping learners with practical skills and the understanding behind them. Instructors:
Capt. Petronilo A.
We teach not only how things work, but also why they work, ensuring lasting knowledge and real-world application. Cudiamat
Long-time Master on Bulk Carriers
Capt. Wilfredo A. Ambrocio, MNI, MSNAME
Licensed Naval Architect
Top 1 Master Mariner Board Exam
Top 1 Chief Mate Board Exam
Programmer of Navigation and Ship Loading Applications
TOPICS:
Preplanning Calculations
Practical Trimming Methods
02/06/2026
“GM is only a measure of stability at small angles”
Why GM can be used only at small angles?
Is GM useful?
Here at Keel Marine, you are not only taught the calculations.
You are also taught how pieces of information are used.
Contact numbers:
09175756747 [Globe]
09190076191 [Smart]
20/04/2026
•Load = Buoyancy – Weight
•The Shear Force at the section is equal to the area under the Load Curve
•The Bending Moment at the section is equal to the area under the SF Curve
Here at Keel Marine, you are not only taught the calculations.
You are also taught how pieces of information are used