This document defines the assessment of endurable longitudinal compressive force (LCF) of a vehicle.
The endurable longitudinal compressive force is a parameter depending on the vehicle design. It is used to estimate the risk of derailment of a vehicle as a result of being subjected to longitudinal compressive force, under operating conditions.
NOTE 1: As operating conditions can vary in several aspects (infrastructure, train configurations etc.), this document defines uniform assessments of endurable longitudinal compressive force per vehicle in specific operating conditions. The main assessment of endurable longitudinal compressive force for conventional trains is derived from UIC 530-2:2011, which is based on practical tests performed in ERRI-B12. Assessments of endurable longitudinal compressive force for high-capacity trains in this document are required by the methodology of IRS 40421. IRS 40421 assesses operational train parameters.
This document applies to the following types of vehicles:
— single wagons;
— permanently coupled units with standard ends between the vehicles;
— permanently coupled units with diagonal buffers and screw couplers between the vehicles;
— permanently coupled units with a bar coupler between the vehicles;
— articulated units with 2-axle bogies;
— wagons with 3-axle bogies;
— low-floor wagons with eight or more axles (e.g. rolling road wagon);
— vehicles with centre couplers;
— railbound construction and maintenance machines as defined in EN 14033-1:2017.
NOTE 2: This document defines the acceptance process to be followed by vehicles that are operated in a way that high longitudinal compressive force occur in the trains due to their operational environment (e.g. train composition, brake mode, track layout).
| File Size : | 1
file
, 1.5 MB |
| ISBN(s) : | 9780539240498 |
| Note : | This product is unavailable in Ukraine, Russia, Belarus |
| Number of Pages : | 28 |
| Published : | 10/31/2024 |
