Saturday, May 17, 2014

CAD...CAD...and more CAD

Today, Travis came over to your house and you worked on figuring out the density of the tether. This involved figuring out the volume and weight of the wire, foam cord, and spool covering. It looks like the tether is going to weigh more than the water it displaces and so will not float or be neutrally buoyant, instead it will sink some. This is okay as it is what happens to most lines/cords that go into the water - whether for anchors or fishing.

After that you went to Travis's house and worked on CAD models of the front of the submersible. You have been trying to figure out how best to fit the LEDs, cameras, and heat sinks into the dome and still be able to have tilt cameras and stereoscopic vision.

Today you were thrown another wrench in the fact that you are now going to have three cameras. The webcam for steaming high quality video and two raspberry pi cameras for the stereoscopic visions. This makes for a very crowded dome and is a jigsaw puzzle to try and fit everything. You probably tried about five more ways to fit everything without a great solution, on top of the other five to ten that I have already tried. Your CAD folder for lights has more than twenty files in it now, as an idea of how many models you have had to make.

You then played darts and Frisbee as a break, and then started working on blog posts for both this and the actual blog. Shortly after you left for Liam's where you all had a dinner of salad, smoothie, and chicken soup. You then headed back to Travis's and finished up the blog posts.

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