Electric outboards may be an option very soon.

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cheaterparts
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Re: Electric outboards may be an option very soon.

Post by cheaterparts » Wed Jun 05, 2019 8:28 am

Tackleberry wrote:
Tue Jun 04, 2019 7:25 pm
I would like to know the voltage and the current specs on this as a boat runs in the top end of the rev range
It’s on there spec sheet. The 70 hp 144 volt. At 320 amp max. That’s 46080 watts Some serious power flow if I have that right
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frozenpod
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Re: Electric outboards may be an option very soon.

Post by frozenpod » Wed Jun 05, 2019 10:12 am

Thats right and what you would expect.

That is 66hp.

Boats are not one of the better applications for electric power. Combination of salt water and the constant high load whilst cruising.

Cars are perfect for electric power.

purple5ive
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Re: Electric outboards may be an option very soon.

Post by purple5ive » Wed Jun 05, 2019 11:47 am

Problem with the electric and also LPG powered Outboards is the supply of Fuel to last the whole trip.
aka in this case batteries and in the case of LPG enough canisters of LPG.
batteries are not light (unless going lithium which is $$$$) which needs extra power to compensate and with that Other associated Problems (bouyancy, payload, storage etc etc)

im all for going green where possible, but i just dont see how this will work.

Texas
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Re: Electric outboards may be an option very soon.

Post by Texas » Wed Jun 05, 2019 1:25 pm

If the batteries are in the hull, under the floor and the hull was breached, would it kill you?????
If you drive a hybrid or electric vehicle into flood waters, would you be electrocuted????
Just wondering
Gra

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Re: Electric outboards may be an option very soon.

Post by frozenpod » Wed Jun 05, 2019 3:39 pm

Texas wrote:
Wed Jun 05, 2019 1:25 pm
If the batteries are in the hull, under the floor and the hull was breached, would it kill you?????
If you drive a hybrid or electric vehicle into flood waters, would you be electrocuted????
Just wondering
Gra
Keep in mind these systems would be designed to be sealed so the likely hood of this happening is very low.

Salt water is a decent conductor so most likely the battery will be shorted and the current path will be from the positive of the battery to the negative and not through people.

But anywhere there is high voltage there is a risk. (Similar risk to the fuel tank exploding)

You would have to be very close and form part of the current path for the battery to kill you or have a damaged HV electrical wire etc.



Re cars and flood waters are you a bit paranoid mate?

Fresh water is a poor conductor so unlikely to be a problem.

With a prius the car would have to be highly submerged to any of the HV to be in contact with water.

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Re: Electric outboards may be an option very soon.

Post by Bugatti » Wed Jun 05, 2019 6:29 pm

frozenpod wrote:
Wed Jun 05, 2019 3:39 pm
Texas wrote:
Wed Jun 05, 2019 1:25 pm
If the batteries are in the hull, under the floor and the hull was breached, would it kill you?????
If you drive a hybrid or electric vehicle into flood waters, would you be electrocuted????
Just wondering
Gra
Anywhere there is high voltage there is a risk. (Similar risk to the fuel tank exploding)

turn off.PNG

Cheers, Bug Zapper zzzzzz

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Re: Electric outboards may be an option very soon.

Post by smile0784 » Wed Jun 05, 2019 7:19 pm

Mattblack wrote:
Wed Jun 05, 2019 8:06 am
smile0784 wrote:
Wed Jun 05, 2019 6:02 am
They look great.
Bring them on.
I want one.

My question is are they self recharging while running?
How long battery last at full revs?
How long does it take to recharge at home?
How would it recharge itself whilst running?
Using a dynamo

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4liters
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Re: Electric outboards may be an option very soon.

Post by 4liters » Wed Jun 05, 2019 8:00 pm

smile0784 wrote:
Wed Jun 05, 2019 7:19 pm
Mattblack wrote:
Wed Jun 05, 2019 8:06 am
smile0784 wrote:
Wed Jun 05, 2019 6:02 am
They look great.
Bring them on.
I want one.

My question is are they self recharging while running?
How long battery last at full revs?
How long does it take to recharge at home?
How would it recharge itself whilst running?
Using a dynamo
I'm not sure the laws of thermodynamics work the way you think they do
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Texas
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Re: Electric outboards may be an option very soon.

Post by Texas » Wed Jun 05, 2019 9:36 pm

Thanks fella's, I just know water and electricity is not a good mix.
40 odd years ago I saw a domestic electrical switchboard melted by induction from the tramways dc power, the fuses (Not circuit breakers) were still in tact
Gra

smile0784
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Re: Electric outboards may be an option very soon.

Post by smile0784 » Thu Jun 06, 2019 6:25 am

4liters wrote:
Wed Jun 05, 2019 8:00 pm
smile0784 wrote:
Wed Jun 05, 2019 7:19 pm
Mattblack wrote:
Wed Jun 05, 2019 8:06 am
smile0784 wrote:
Wed Jun 05, 2019 6:02 am
They look great.
Bring them on.
I want one.

My question is are they self recharging while running?
How long battery last at full revs?
How long does it take to recharge at home?
How would it recharge itself whilst running?
Using a dynamo
I'm not sure the laws of thermodynamics work the way you think they do
It use to work on push bikes so why can't with modern day tech get it to work on other things

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