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  #16  
Old 10-28-2009, 01:26 PM
Submarine Tom Submarine Tom is offline
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Good point gonzo.

How about a station on the mooring dock that plugs into the boat.

Specialized propeller, nice and big with lots of gearing...
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  #17  
Old 10-28-2009, 04:47 PM
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gonzo gonzo is offline
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I think that an electric boat can be very economical. A backup generator to recharge the batteries would be nice. To charge with current, a dedicated generator would be more efficient and cheaper.
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  #18  
Old 01-12-2010, 12:13 AM
matt H. matt H. is offline
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vice/verse/versa

may be possible to use a fly wheel to store momentous energy on Synergy Drive system in boating applications
by using a gradual momentous transmission to store flywheel energy .

so once you reach desired speed or once the prop reaches torque/speed ratio the energy the motor puts out is redirected to the fly wheel or back to the generator

could be quite efficient pending on the generator and motor and style
of fly wheel

paralax brushless / diamagnetic gen. / flux mirroring dual secondary transformer /
nonatmospheric flywheel
one can dream ...


vice / motor
verse / generator
versa /flywheel
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  #19  
Old 01-12-2010, 05:16 AM
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kistinie kistinie is offline
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Quote:
Originally Posted by matt H. View Post
paralax brushless / diamagnetic gen. / flux mirroring dual secondary transformer /
nonatmospheric flywheel
one can dream ...
;-), what a nice music...

Yes, dreams keep us alive, even doctors agree on this !

Very nice reading. Thanks.

What do you think of, all together, whatever our initial conviction are, design "universal generator for marine use" ISO

We define templates of size, weight, linkages positions, rotation speed class...to allow generators respecting the template to be used strait as a block, or by its 3 main parts: engine, PMBL motor, controller.

Being at the origin on an iso is great honour that i do not feel out of reach.
as help on ISO is expected by the ICOMA.


Funny side effect :
As far as new JOB creation is concerned, rising interoperability, rise statistically your chances to get a client.
No one can loose.

To start we can define the "aimed at" parameter list to get the size of the matrix
Then fil up Matrix with data collected on engines, EM, controller.

The task is decomposed, // instructed in separate thread of this forum, sorted, then selected, you get an ISO MATRIX offering great features.
You find love, get rich, give your name to a street ;-)
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  #20  
Old 01-14-2010, 05:18 PM
matt H. matt H. is offline
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not sure how to answer all that
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  #21  
Old 01-16-2010, 07:13 PM
mydauphin mydauphin is offline
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I think salt-water corrosion would eat you whole setup before you get all the kinks out. Even marine designed electrical components fail on a regular basis. Also the Prius uses various high voltage components that would not fair too well in rising bilge water. So even if you got your boat to run it would be as dangerous and reliable as attaching a 220volt extension cord to a sprinkler pump and using that for propulsion. It would be a electrocution, fire hazard and a death trap. Sorry to be so blunt but I don't think I am exaggerating.
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  #22  
Old 01-16-2010, 07:42 PM
apex1
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may be possible to use a fly wheel to store momentous energy
Ja ja..........

flywheel hmm?

On a boat yes?

And of course cheap too?

And how do you think to change course?

When the flywheel is sufficient to propel your boat, it is more than sufficient to remain stable in its direction.

The gyroscope effect of large centrifugal masses was not taken into account.

Although nearly everything is doable. But when you look at the tiny masses in a gyroscopic compass, and then look at the pricelist of such stuff, you will notice, that a common propulsion and two circumnavigations are cheaper.

Quote:
Originally Posted by matt H. View Post
not sure how to answer all that
Maybe better you think a while before you try?

Regards
Richard
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  #23  
Old 01-21-2010, 05:15 AM
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kistinie kistinie is offline
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Ja ja..........
...
Maybe better you think a while before you try?

Regards
Richard
And what about you ?

What have you to say about creating jobs by a better normalisation of ISO standards ?
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  #24  
Old 01-21-2010, 05:48 AM
apex1
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And what about you ?

What have you to say about creating jobs by a better normalisation of ISO standards ?
Nothing, absolutely nothing. (and even that was too much)

Only a 5 years old and Kistinie can ask such idiotic question.
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  #25  
Old 01-21-2010, 06:14 AM
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kistinie kistinie is offline
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Nothing, absolutely nothing. (and even that was too much)

Only a 5 years old and Kistinie can ask such idiotic question.
Idiotic ?
...
You meant, absolutely disturbing, i guess :-))

Of course, Yes.
I agree, it is so obvious, one do not need to be more than 5 to understand that interchangeable products allow to have more potential customers, make prices go down so allow you to have more clients.
Of course i understand job creation is not a priority.
Anyway...

Any HYMAR or ICOMIA Members can answer the question ?
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  #26  
Old 01-21-2010, 08:39 AM
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gonzo gonzo is offline
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Except for that post having nothing to do with the thread it is also incoherent. The problem with flywheel and electric hybrid systems on boats is that boats have a fairly constant resistance. Unlike cars that go up and down hills and stop at traffic lights, boats get up and go. If you install an engine that is so overpowered as to have a surplus for a flywheel, it will be heavy, use more fuel and slow down the boat.
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  #27  
Old 01-21-2010, 03:43 PM
matt H. matt H. is offline
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on certain types of gyroscopes it doesn't really matter whats going on around the fly wheel unless you want it to

one could steady a boat by mounting the flywheel high
that would open new doors to new hull / hydrodynamics
designs

a system this complex probably wouldn't be used for an dingy

If its sealed right its not going to corrode and really a sore excuse not try something new.
you would be silly to put any boat in salt water if your worried about corrosion

the motor wouldn't surplus the flywheel the flywheel would surplus the motor

the motor in theory , being engineered / built to always run under a specific load /RPM
and never changing , the motor would be engineered to last longer
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  #28  
Old 01-21-2010, 05:06 PM
apex1
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on certain types of gyroscopes it doesn't really matter whats going on around the fly wheel unless you want it to
Ja, of course!

Do you have a idea how much money 60.000€ is?

Dreams and phantasies..............................
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  #29  
Old 01-21-2010, 05:24 PM
matt H. matt H. is offline
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Ja, of course!

Do you have a idea how much money 60.000€ is?

Dreams and phantasies..............................
if it wasn't for engineering "dreams and fantasies" we would still be hucking sticks at our food

im guessing its more than 40.00 bucks
am I correct ?
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  #30  
Old 01-21-2010, 06:10 PM
apex1
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You must not engineer anything, gyro´s work since more than hundred years. But without a sophisticated decoupling you will not turn your boat!

And that is expensive!

60.000 € are more than 85.000 "bucks" btw.
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