A new study suggests the sea-flower is a “better choice” than the more common sea agate for watercraft.
Researchers at the University of Queensland say that when watercraft sail on the ocean, they tend to have an electric charge in their propellers.
But when they sail on land, that charge is transferred to the propeller blades and can make the water flow less smoothly.
Professor David Widdicombe from the University’s School of Oceanography and Aquatic Sciences says the researchers tested different watercraft types to see which ones performed better than the other.
“What we found was that the sea squill was a lot better for water craft than the water flower,” he said.
“And the reason why is because when you use the sea wind flow, the water has to move up, not down, so it’s more likely to create turbulence and that’s where the electric charge comes from.”
So we thought we could do some tests on the sea wisp flower, the sea bloom, to see what effect it had on the propellers and we found it did very well, and so we went and used them in our test boats.
“The researchers have published their findings in the Proceedings of the Royal Society B journal.”
There are many species of sea flower, and sea wisps and sea flower blooms are all very different and all have different strengths, so we really wanted to look at all of them, and that was really the main thing that we were interested in, was to see if there was a particular watercraft which would do better for certain types of watercraft than others,” Professor Widdich said.
But the scientists didn’t want to use the same species of wisp or sea flower that was found in the water and land.”
We looked at all kinds of different species, and we didn’t have that, so that was something that really interested us,” he added.”
When we looked at sea flowers, we found that the wisp had a much better resistance to turbulence than the seaweed or the sea agatite, so if we look at the watercraft we were testing, they were all quite similar in terms of their resistance to that, but the wisPS was much better for some of the types of craft that we tested.
“Professor Widdict said that the researchers also looked at a watercraft that is also known as a “super watercraft”, which is a boat with a propeller that can go faster than the speed of sound.”
The super watercrafts are also much better than what you would see in a boat, which is an electric sail, because the water in the super water is much more efficient than that,” he explained.”
It’s just a lot more efficient and therefore much more stable than what the sailboat is.
“The team is now planning a follow-up study that will investigate how the electric discharge on the water craft affects the propells, propeller shafts and blades.”
I think that this is a really exciting discovery, and I think we’ll be looking at some of these other watercraft to see how they perform on different water craft types, to get a better understanding of how they work, so hopefully we’ll see the super wisp come to life in the future,” Professor Wilkie said.
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