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Diffstat (limited to 'assets/interlocking.lyx')
| -rw-r--r-- | assets/interlocking.lyx | 635 |
1 files changed, 592 insertions, 43 deletions
diff --git a/assets/interlocking.lyx b/assets/interlocking.lyx index 75b2ba0..96318fd 100644 --- a/assets/interlocking.lyx +++ b/assets/interlocking.lyx @@ -615,8 +615,14 @@ Interlocking patterns \end_layout \begin_layout Standard -This section is supposed to show some examples on how you should set up - track sections on certain track configurations. +Have a look at the following images. + They show you how you can set up sections so that reasonable train moves + are possible. +\end_layout + +\begin_layout Standard +You should settle on a naming scheme for your sections. + This way, you can determine the source of an issue faster \end_layout \begin_layout Section @@ -641,7 +647,7 @@ Static signals always display the same information to the train. \end_layout \begin_layout Itemize -Variable signals are what most people would call a +Dynamic signals are what most people would call a \begin_inset Quotes eld \end_inset @@ -738,7 +744,7 @@ The advtrains-internal train safety system ensures that the train always \end_layout \begin_layout Subsection -Main and Shunt signals +Signal Aspects \end_layout \begin_layout Standard @@ -750,6 +756,51 @@ While static signals are mainly used for speed restrictions, the interesting \end_layout \begin_layout Standard +A signal aspect is a piece of information that a signal shows to the train + driver. + It contains information about whether and at what speed the driver may + proceed at the signal. +\end_layout + +\begin_layout Standard +Every signal, both static and dynamic ones, imposes a certain aspect to + trains passing the signal. + For static signals, this is always the same aspect, such as +\begin_inset Quotes eld +\end_inset + +Proceed at speed of 8 +\begin_inset Quotes erd +\end_inset + + or +\begin_inset Quotes eld +\end_inset + +Shunt moves may not pass +\begin_inset Quotes erd +\end_inset + +. + Dynamic signals, however, can display multiple different aspects. + The default for them is always as restrictive as possible, mostly +\begin_inset Quotes eld +\end_inset + +Halt! +\begin_inset Quotes erd +\end_inset + +. +\end_layout + +\begin_layout Standard +You should know that both static and dynamic signals use exactly the same + properties for signal aspects. + There is no difference in the meaning of the aspect definitions. +\end_layout + +\begin_layout Standard In the following sections, we will talk about main signals. By this, we mean a variable signal that can display both a \begin_inset Quotes eld @@ -780,6 +831,88 @@ entry signal \end_layout \begin_layout Subsection +Train moves and Shunt Moves +\end_layout + +\begin_layout Itemize +A +\begin_inset Quotes eld +\end_inset + +Train move +\begin_inset Quotes erd +\end_inset + + is a train that is running, going to run on or coming from a main line + between stations, passing through or stopping at a station. + Train moves can expect that there are no obstacles on the route and they + can proceed at the maximum permitted speed of the line. + This is the regular operation mode for trains. + Shunt signals have no meaning for train moves. +\end_layout + +\begin_layout Itemize +A +\begin_inset Quotes eld +\end_inset + +Shunt move +\begin_inset Quotes erd +\end_inset + + is a train that moves within a station and/or is coupling or decoupling + wagons or engines. + A shunt move may never leave a station except into a siding. + Also, shunt moves may drive at a maximum speed of 6 speed units, because + it is usually not ensured that the path is free of obstacles. + (however, advtrains ensures that every route is free of railway vehicles, + even shunt routes) +\end_layout + +\begin_layout Standard +There are also 2 general types of signals: Main signals and Shunt signals. + While main signals have a meaning for all types of trains, Shunt signals + only have to be followed by shunt moves. + Usually, Shunt signals that are on a train move route are set to a Proceed + aspect as well. +\end_layout + +\begin_layout Standard +When a train reverses, its mode automatically changes to +\begin_inset Quotes eld +\end_inset + +shunt move +\begin_inset Quotes erd +\end_inset + + until it passes a main signal that shows +\begin_inset Quotes eld +\end_inset + +Proceed as train move +\begin_inset Quotes erd +\end_inset + +, which is usually designated by a green light. + From this point on, it can accelerate to maximum permitted speed. +\end_layout + +\begin_layout Standard +Some main signals, like the ones from the Ks signals mod included by default, + can also display +\begin_inset Quotes eld +\end_inset + +Proceed as shunt move +\begin_inset Quotes erd +\end_inset + +, which is designated by 2 white lights along with the red light. + Once a train passes this signal, it becomes a shunt move. +\end_layout + +\begin_layout Subsection The concept of routes \end_layout @@ -1019,23 +1152,7 @@ The solution is to program a second route into the siding, but with the \begin_layout Standard The Sht2 route then needs to show a shunt aspect, which instructs the driver to proceed slowly and watch out for vehicles on the route. - To show a -\begin_inset Quotes eld -\end_inset - -free -\begin_inset Quotes erd -\end_inset - - aspect here would be wrong, because that would mean that the track is free - until the next main signal, which it is clearly not. -\end_layout - -\begin_layout Standard - -\shape italic -Note that advtrains_interlocking currently does not allow to set individual - aspects for routes, this is a feature still to be implemented soon. + See later on for how to set this up. \end_layout \begin_layout Standard @@ -1222,19 +1339,6 @@ A few hints: \end_layout \begin_layout Itemize -If one turnout should be locked by more than one section, set the lock only - in the -\family typewriter -\series bold -last -\family default -\series default - of those sections. - Locking the same turnout in multiple sections of a single route results - in undefined behavior! -\end_layout - -\begin_layout Itemize If you accidentally advanced the route wrongly, you can use the \begin_inset Quotes eld \end_inset @@ -1282,6 +1386,196 @@ The third button does NOT work on sections with more than 2 exits, because the system won't be able to determine the final TCB of the route then. \end_layout +\begin_layout Subsection +Route information screen +\end_layout + +\begin_layout Standard +\begin_inset Graphics + filename lyx_img/Bildschirmfoto_2019-01-15_19-28-09.png + width 10cm + +\end_inset + + +\end_layout + +\begin_layout Standard +This is the screen that appears when you click +\begin_inset Quotes eld +\end_inset + +Edit Route +\begin_inset Quotes erd +\end_inset + +. + It lets you change the route name and delete the route. + Also, it shows a summary of the route and its elements. +\end_layout + +\begin_layout Standard +The route summary lists information per track section on the route, so the + line starting with +\begin_inset Quotes eld +\end_inset + +1 +\begin_inset Quotes erd +\end_inset + + is the first section of the route. +\end_layout + +\begin_layout Standard +The ARS rule list and its purpose is explained later. +\end_layout + +\begin_layout Subsection +Specifying signal aspects +\end_layout + +\begin_layout Standard +By default, newly programmed routes show an aspect that comes closest to + +\begin_inset Quotes eld +\end_inset + +Proceed at maximum speed +\begin_inset Quotes erd +\end_inset + +. + However, it can be desirable to change this behavior, like when the route + passes a diverging turnout, the train should be signalled to drive slower, + or the route is a shunt route and therefore only +\begin_inset Quotes eld +\end_inset + +Shunting allowed +\begin_inset Quotes erd +\end_inset + + should be shown. +\end_layout + +\begin_layout Standard +This is the purpose of the +\begin_inset Quotes eld +\end_inset + +Change Aspect +\begin_inset Quotes erd +\end_inset + + button in the route info screen. +\end_layout + +\begin_layout Standard +Signal aspects in advtrains consist of 4 sections: main (Information for + train moves), dst (Distant signal information, not implemented yet), shunt + (Information for shunt moves) and info (additional information, currently + not in use). +\end_layout + +\begin_layout Itemize +Train may proceed as train move at maximum speed: +\begin_inset Quotes eld +\end_inset + +main: free, speed -1 +\begin_inset Quotes erd +\end_inset + + +\end_layout + +\begin_layout Itemize +Train may proceed as train move at speed of 8: +\begin_inset Quotes eld +\end_inset + +main: free, speed 8 +\begin_inset Quotes erd +\end_inset + + +\end_layout + +\begin_layout Itemize +Train may proceed as shunt move: +\begin_inset Quotes eld +\end_inset + +shunt: free +\begin_inset Quotes erd +\end_inset + + +\end_layout + +\begin_layout Standard +There's a field in the +\begin_inset Quotes eld +\end_inset + +shunt +\begin_inset Quotes erd +\end_inset + + part of signal aspects that is not displayed in the GUI, but is of potential + interest to developers of signal addons: shunt.proceed_as_main. +\end_layout + +\begin_layout Itemize +A train move can always become a shunt move by passing a signal that shows + +\begin_inset Quotes eld +\end_inset + +Halt for train moves, shunting permitted +\begin_inset Quotes erd +\end_inset + + +\end_layout + +\begin_layout Itemize +A shunt move can only pass a signal saying +\begin_inset Quotes eld +\end_inset + +Proceed as train move, shunting not permitted +\begin_inset Quotes erd +\end_inset + + when proceed_as_main is true. +\end_layout + +\begin_layout Standard +The property is used by the Limit Of Shunt sign, where proceed_as_main is + set to false. + Shunt moves have to stop in front of it, while train moves are signalled + +\begin_inset Quotes eld +\end_inset + +Proceed +\begin_inset Quotes erd +\end_inset + +. + Regular main signals that show +\begin_inset Quotes eld +\end_inset + +green +\begin_inset Quotes erd +\end_inset + + have the field set to true, so that all trains can pass it. +\end_layout + \begin_layout Section Interlocking system operation \end_layout @@ -1353,11 +1647,6 @@ BB of the section. \end_layout -\begin_layout Standard -As of now, changing the driving direction of a train always clears any imposed - speed restrictions. -\end_layout - \begin_layout Subsection Simple route setting and cancelling \end_layout @@ -1429,6 +1718,270 @@ d access to a siding. you need a train to go into the siding. \end_layout +\begin_layout Subsection +Automatic Route Setting (ARS) +\end_layout + +\begin_layout Standard +As interlocking systems evolved, the goal always was to offload work from + the human to the system, automating things. + Modern interlocking systems can automatically set routes based on a pre-program +med routing table for each particular train. + Since one outstanding feature of Advtrains is it's high degree of automation, + it has a similar system to automatically set routes for a train depending + on certain parameters. +\end_layout + +\begin_layout Standard +Every train in Advtrains has 2 internal properties that can be set through + the Onboard Computer of every engine in the train, the +\begin_inset Quotes eld +\end_inset + +Line +\begin_inset Quotes erd +\end_inset + + and the +\begin_inset Quotes eld +\end_inset + +Routing Code +\begin_inset Quotes erd +\end_inset + + +\end_layout + +\begin_layout Itemize +The +\begin_inset Quotes eld +\end_inset + +Line +\begin_inset Quotes erd +\end_inset + + property is supposed to distinguish trains of multiple lines that share + a track. +\end_layout + +\begin_layout Itemize +The +\begin_inset Quotes eld +\end_inset + +Routing Code +\begin_inset Quotes erd +\end_inset + + property is supposed to tell the target of a train or which route it should + take to reach the target +\end_layout + +\begin_layout Standard +Examples: +\end_layout + +\begin_layout Standard +\begin_inset Graphics + filename lyx_img/arslin_ex1.png + +\end_inset + + +\end_layout + +\begin_layout Standard +Both lines share the section between Blackbirdshire and Parktown. + To divert them again, they can save their line number in the +\begin_inset Quotes eld +\end_inset + +Line +\begin_inset Quotes erd +\end_inset + + field. +\end_layout + +\begin_layout Standard +\begin_inset Graphics + filename lyx_img/arslin_ex2.png + +\end_inset + + +\end_layout + +\begin_layout Standard +Some trains should go to B, some to C, the direction can be set with a routing + code. +\end_layout + +\begin_layout Standard +One single routing code should not contain spaces. + You can set multiple routing codes by just separating them with spaces + in the Routing Code field. + So, +\begin_inset Quotes eld +\end_inset + +Stn Ori +\begin_inset Quotes erd +\end_inset + + would be matched by ARS rules either containing +\begin_inset Quotes eld +\end_inset + +Stn +\begin_inset Quotes erd +\end_inset + + or +\begin_inset Quotes eld +\end_inset + +Ori +\begin_inset Quotes erd +\end_inset + +. + This does not work for lines. +\end_layout + +\begin_layout Subsubsection +Writing ARS Rules +\end_layout + +\begin_layout Standard +Every route of every signal can be given a set of ARS rules. + A single ARS rule can either match a line or a routing code (combinations, + e.g. + and's, are not yet supported). + The first rule in the first route that matches any of the properties of + the train is selected, and that route is set for the train. +\end_layout + +\begin_layout Standard +\begin_inset Graphics + filename lyx_img/ars_ex1.png + +\end_inset + + +\end_layout + +\begin_layout Standard +You can add an asterisk ( +\begin_inset Quotes eld +\end_inset + +* +\begin_inset Quotes erd +\end_inset + +) to the ARS rules of one route. + That route then becomes the default route. +\end_layout + +\begin_layout Standard +If no explicit ARS rule matches the train, then the default route is chosen + and set. + If there is no default route, nothing happens and the signal remains red. +\end_layout + +\begin_layout Subsubsection +Using ARS +\end_layout + +\begin_layout Standard +In contrast to Automatic working, where the route is re-set immediately + after the train passed, ARS sets the route only when the train approaches + the signal, e.g. + is just about to start braking in front of it. +\end_layout + +\begin_layout Standard +At any place where one of the following things take place, you should use + the ARS system in favor of Automatic Working: +\end_layout + +\begin_layout Itemize +A main line diverts into 2 or more lines: Using ARS, you can direct the + trains along the line where they should go +\end_layout + +\begin_layout Itemize +Two or more main lines join into one: You cannot use automatic working here, + because all routes are tried to be set at the same time and it is a matter + of luck which one +\begin_inset Quotes eld +\end_inset + +wins +\begin_inset Quotes erd +\end_inset + +. + In a bad situation, you have a train coming from A, but it cannot proceed + because Signal B has won the +\begin_inset Quotes eld +\end_inset + +route race +\begin_inset Quotes erd +\end_inset + + into the shared section, even if there's no train coming from B. + Using ARS, by just specifying the +\begin_inset Quotes eld +\end_inset + +default route +\begin_inset Quotes erd +\end_inset + + by a *, the inward route is only set when a train approaches. +\end_layout + +\begin_layout Itemize +Complex intersections, which are probably a combination of the above two +\end_layout + +\begin_layout Itemize +sometimes-used branching tracks on which only certain trains (with certain + routing code or line) should head off, like the entrance to a factory where + only one specific goods train should drive in. +\end_layout + +\begin_layout Standard +In the route overview, you can see some information on the ARS settings: + All routes that have ARS rules are highlighted red, the +\begin_inset Quotes eld +\end_inset + +default route +\begin_inset Quotes erd +\end_inset + + is highlighted green. +\end_layout + +\begin_layout Standard +ARS does not affect signals which already have a route set, and signals + which are operating under +\begin_inset Quotes eld +\end_inset + +Automatic Working +\begin_inset Quotes erd +\end_inset + +. +\end_layout + \begin_layout Section Final notes \end_layout @@ -1444,10 +1997,6 @@ Signalbox panels, as revival of itrainmap \end_layout \begin_layout Itemize -Individual signal aspects for routes -\end_layout - -\begin_layout Itemize Distant signals \end_layout |