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mspohr

Well-Known Member
Jul 27, 2014
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California
‘Dramatically more powerful’: world’s first battery-electric freight train unveiled

The new train, known as the FLXdrive battery-electric locomotive, underwent successful trials in California earlier this year where it was found to have cut fuel consumption by 11%, which meant reducing the amount of diesel used by 6,200 gallons. Wabtec said that the next iteration of the locomotive, to be rolled out within two years, will be able to cut the consumption of diesel, the fossil fuel traditionally used in freight rail, by nearly a third.

Wabtec is betting the FLXdrive will change this dynamic. Housed in a traditional locomotive body, the new battery system drives the axles of the train and uses the kinetic energy of the train’s braking to recharge, meaning the batteries should never run out. The newest version will be a 7-megawatt battery locomotive, which is “100 times the power and energy within a Tesla – it’s dramatically more powerful”, said Eric Gebhardt, Wabtec’s chief technology officer.

According to Casey, recent climate disasters, such as the flooding in Tennessee and New York City and wildfires in the US west, have focused the minds of some fellow senators. “Senators are human beings, too,” he said. “Republicans don’t have the same sense of urgency we do but many of them recognize the party can’t just deny this stuff anymore.”
 
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This is a good step. I’ve been hoping for years that the US will electrify its rails. Electrify the areas that can be with catenary wires and use on-train battery storage to continue operation through the areas that can’t be directly electrified. This would offer the great benefit of regenerating energy when using dynamic brakes rather than just shedding it as heat.
 
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This is a good step. I’ve been hoping for years that the US will electrify its rails. Electrify the areas that can with catenary wires and use on-train battery storage to continue operation through the areas that can’t be directly electrified. This would offer the great benefit of regenerating energy when using dynamic brakes rather than just shedding it as heat.
I lived in Switzerland for a few years. All trains are electric (except for a few switching yard and work trains. Of course, it's a much smaller country and more compact. Battery electric is a good solution for the US.
 
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‘Dramatically more powerful’: world’s first battery-electric freight train unveiled

The new train, known as the FLXdrive battery-electric locomotive, underwent successful trials in California earlier this year where it was found to have cut fuel consumption by 11%, which meant reducing the amount of diesel used by 6,200 gallons. Wabtec said that the next iteration of the locomotive, to be rolled out within two years, will be able to cut the consumption of diesel, the fossil fuel traditionally used in freight rail, by nearly a third.

Wabtec is betting the FLXdrive will change this dynamic. Housed in a traditional locomotive body, the new battery system drives the axles of the train and uses the kinetic energy of the train’s braking to recharge, meaning the batteries should never run out. The newest version will be a 7-megawatt battery locomotive, which is “100 times the power and energy within a Tesla – it’s dramatically more powerful”, said Eric Gebhardt, Wabtec’s chief technology officer.

According to Casey, recent climate disasters, such as the flooding in Tennessee and New York City and wildfires in the US west, have focused the minds of some fellow senators. “Senators are human beings, too,” he said. “Republicans don’t have the same sense of urgency we do but many of them recognize the party can’t just deny this stuff anymore.”
At the moment it's operating as a hybrid, although it's designed to be a BEV.
Hence the reference to reducing diesel use.

FLXdrive | Wabtec Corporation

Also, their blurb in the download page says "dynamic breaking". Yuk.

The USA wouldn't seem to be the best country for electric trains since rail is freight-dominated, but maybe there are some short hub-to-hub freight routes it can serve economically.
 
At the moment it's operating as a hybrid, although it's designed to be a BEV.
Hence the reference to reducing diesel use.

FLXdrive | Wabtec Corporation

Also, their blurb in the download page says "dynamic breaking". Yuk.

The USA wouldn't seem to be the best country for electric trains since rail is freight-dominated, but maybe there are some short hub-to-hub freight routes it can serve economically.
Long distance trains (and trucks) will be more difficult to electrify.
 
I would think that BEV trains should be fairly viable. After all, the mass penalty is minimal with steel wheels on steel rails.
Of course, the fuel efficiency of trains is quite good too so justifying the change may be too much for such a conservative, commodity business like the US railroads.
If you just have the first 2 or 3 cars full of batteries, they could go quite a way. Battery swap wouldn't be too tough either -- just couple in some fully-charged battery cars.
Electrify the areas that can be with catenary wires and use on-train battery storage to continue operation through the areas that can’t be directly electrified.

Maybe an evolutionary way to electrify american railroads, in manageable steps?
 
therefore the speeds are low and great mileage is possible
I have to disagree:
First of all: Trains get great mileage no matter what the speed: The locomotive breaks the wind and all of the cars draft in the slipstream, minimizing aero-drag. The steel wheels on steel rails have almost no rolling resistance.
Second of all: If the trains go slowly, the cargo goes by truck which is worse than trains in almost every way.
 
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I have to disagree:
First of all: Trains get great mileage no matter what the speed: The locomotive breaks the wind and all of the cars draft in the slipstream, minimizing aero-drag. The steel wheels on steel rails have almost no rolling resistance.
Second of all: If the trains go slowly, the cargo goes by truck which is worse than trains in almost every way.
You are correct !! I was wrong !!
The cost to combine rail and truck using a bulk transfer terminal is approximately $95.54 per net ton. By comparison, rail direct is $70.27 per net ton, and over-the-road truck is $214.96 per net ton. Using multi-modal rail and truck transit compared to truck alone, you can cut transportation costs by more than half. Apr 20, 2020