Scope
UIC 544-2
Railway Braking Force Estimation Methods
UIC 544-2 provides standardized calculation and estimation methods for determining braking force in railway rolling stock across different brake system types and operational scenarios. This technical standard defines mathematical models for translating brake system pressure, line force, and mechanical leverage into actual stopping power, accounting for variables such as wheel slip, temperature effects, and load conditions. The standard enables consistent performance prediction and certification across diverse European rail systems. Accreditation for this calculation methodology ensures reproducible, safety-critical engineering assessments used in rail fleet design and operational planning.
What it measures
- Brake force calculation from system pressure and geometry
- Adhesion coefficient effects on available braking force
- Load-dependent braking force variations
- Dynamic brake force response characteristics
- Braking force distribution optimization
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NBN EN 14531-1
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DIN EN 14531-1
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BS EN 14531-1
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NF EN 14531-1
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UNI EN 14531-1
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UNE EN 14531-1
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NEN EN 14531-1
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DIN EN ISO 13934-1
DIN EN 13759
DIN EN ISO 1421
DIN EN ISO 4674-1
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DIN EN ISO 10390
DIN EN 13037
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AK gegen BP 180
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DIN EN ISO 9934-1
IEC 60112
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IEC 61000-4-7
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1) In den CMC sind die erweiterten Messu
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Railway pass-by noise measurement (ISO 3
Railway brake friction material characte
Railway wheel-rail interaction — roughne
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DIN 53236
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NEN 3650
NEN 1059
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positiver Überdruck
Volumendurchfluss
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