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  1. Replies
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    Thank you, can you give me some tipical values...

    Thank you, can you give me some tipical values for freigth and passenger trains?
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    Brake pressing

    I have a question about "brake pressing" parameter:

    What does actually means? Is it samething about the effectiveness of the train brake?
    Here in Italy we have a parameter called "pergentage of...
  3. Thread: Discussions

    by E444.005
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    3,830

    I think is not a matter of one pipe versus two...

    I think is not a matter of one pipe versus two pipe, but of triple valve system, with only the auxiliary reservoir ,versus "ditributor" system (also built by Westinghouse company) with auxliary and...
  4. Thread: Discussions

    by E444.005
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    3,830

    Thanks again! "ps: The auxiliary reservoir...

    Thanks again!

    "ps: The auxiliary reservoir cannot be higher that the brake pipe else it will move the triple valve and apply the brake. "

    I agree with triple valves, but with the "distributor"...
  5. Thread: Discussions

    by E444.005
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    3,830

    Thank you Derek, so if I understand well, no...

    Thank you Derek, so if I understand well, no matter if have an active locomotive or not coupled with the train if this remains "lapped".
    I'm asking because I'm a bit more used with a design like...
  6. Thread: Discussions

    by E444.005
    Replies
    23
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    3,830

    I have a question: In the lapped position of the...

    I have a question:
    In the lapped position of the control valve (that, I finally understand, in effect allows for different pressure in the cylinder and in the reservoir , thus allowing brake...
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    Freight trains (generally) uses one brake pipe...

    Freight trains (generally) uses one brake pipe also in europe. As far as I know the second (7,5 bar if I remember well) pipe is used for pneumatic services on passenger car, to charge auxiliary...
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    I have a couple of question: 1- Is it a normal...

    I have a couple of question:

    1- Is it a normal practice to leave unattended an active engine/group of mued enginees?
    2- From all schematic drawing I saw, in the equilibrium position with a brake...
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    I think is not a matter of short versus long...

    I think is not a matter of short versus long distance..... it is a more deep argument.
    A few consideration:

    1- In Europe the infrastructure is mostly owned by states.
    2- The mix of traffic is...
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    Sorry I quoted the wrong message, I was reffering...

    Sorry I quoted the wrong message, I was reffering to #132

    I have the same question for the north american system.
    European system is a bit different, each car (modern) has a "command reservoir",...
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    Excuse me for the hasty answer: no pressure in...

    Excuse me for the hasty answer: no pressure in brake pipe = full pressure in the brake cilinder = maximum brake effort; leakage of air from the brake cilinder = no pressure in the brake cilinder = no...
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    Here in Italy we had a derailment (due to fatigue...

    Here in Italy we had a derailment (due to fatigue failure of an axle) in the station of Viareggio (Tuscany) of a GPL gas train on 29/06/2009; after derailment one tank car was pierced by some, still...
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    I still miss a point: the train had to be braked...

    I still miss a point: the train had to be braked with air brakes or with hand brakes? In the second case I don't understand any speculation about air brakes release....
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    Some time ago, I don't remenber why and where, I...

    Some time ago, I don't remenber why and where, I downloaded a BNSF book about train air brake, at pag. 37 rule 102.1 it states:
    "Crew members are responsible for securing standing equipment with...
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    " ...... Burkhardt said that after the pressure...

    " ...... Burkhardt said that after the pressure leaked out of the airbrakes, the handbrakes would not have been strong enough to keep the train in place." :confused:
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    Thank you PORU333; in my opinion it is...

    Thank you PORU333; in my opinion it is impossible to rely on air brake for long unattended stop of a train, here in Italy after 30 minutes you must apply hand brakes and/or shoes (I dont' know if...
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    I have a question: is it normal to leave a train...

    I have a question: is it normal to leave a train unattended, on a track without any device that prevents mouvement into the main line (like derail), in a unattended place?
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    Ok, in Italy en engineer must be acredited with...

    Ok, in Italy en engineer must be acredited with "conoscenza linea" (line knowledge) for each line where he drives, this implies that I must drive on a certain line at least a certain number of times...
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    Ok,maybe this is not the correct tread, but I'm...

    Ok,maybe this is not the correct tread, but I'm curious.... In those country/administrations,does the engineer use only is memory of the line to know the permissibe speed? He does not have any train...
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    Very strange indeed, here in Italy we have signs...

    Very strange indeed, here in Italy we have signs in both cases, speed increase and decrease, the information is repetead in the train scheedule that the engineer has in the cab; as I know in some...
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    Ok, thank you. But in real life how the...

    Ok, thank you.

    But in real life how the enineer figures where the track speed decreases or increases?
    If I understand, in the VL82 notch 26 is "series full field" and notch 38 is "parallel full...
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    Hello, I found this new simulator and in my...

    Hello, I found this new simulator and in my opinion is one (out of two) of the best from the point of view of the physic and realism.
    I tried it for some time and I have some question, I'll start...
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