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
3,963
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21
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Plasma | Thromboplastin Time (APTT)
Plasma | Collagen Binding Activity
Plasma | Fibrinogen (Clauss)
Whole Blood :EDTA | Atypical antibody sc
Plasma | DOACs: Rivaroxaban, technique
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Human tissue samples/ | Detection of Her
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CA 125
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Ethanol
Digoxin
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Samples | T5000
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DIN EN ISO 17892-1
DIN EN ISO 17892-3
DIN EN ISO 17892-4
DIN EN ISO 17892-11
DIN EN ISO 17892-2
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Fundashon Mariadal
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Massaspectrometrie
Hemocytometrie en microscopie
Bloedafname (extra-muraal)
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Bindingsanalyse (speciele immuno- assays
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Furness Controls
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FLOW
TEMPERATURE
DC VOLTAGE
DC CURRENT
Gas pressure (absolute)
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G + B Kalibriertechnik
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Sound power — survey method (ISO 3746)
Vibration measuring instruments — test m
Acoustics — tonality assessment (DIN 456
Railway braking — urban guided transport
Railway braking — urban guided transport
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G&L Consultancy
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(HSG 264, 2012)
Asbestos: The Analysts' Guide (HSG 248)
(HSG 248) – 2021
(PCM) based on HSG 248
M4 based on HSG 248
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based on ISO 11133:2014+Amd
dependent) based on BS EN
based on BS EN 12322:1999
G. Coletto Srl
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DIN EN 10160
DIN EN ISO 13588
DIN EN ISO 17637
DIN EN 13018
DIN EN ISO 17638
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G.A.I.A. SPA
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DIN EN 1794-3
DIN EN ISO 10523
DIN EN ISO 10304-1
DIN EN ISO 17294-2
VDE 414-9-11
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G.B.N.S. Partnership
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(HSG 248) – 2021
(PCM) based on HSG 248
PRO02 based on HSG 248
G.Lab
Active
UNI EN 13657
UNI EN 12457-2
UNI EN 14039
UNI EN 14346
CNR IRSA App II b Q 64 Vol 3 1986
ISO 4832
DIN ISO 16649-2
DIN EN ISO 4833-1
DIN EN ISO 6888-2
ISO 16649-2
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DIN EN 932-1
DIN EN 932-2
DIN EN 933-1
DIN EN ISO 17892-3
DIN 18128
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G2B Srl
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DIN EN ISO 10523
DIN EN 14039
DIN EN 15934
DIN EN ISO 16703
ISO 10523
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G2M Testing
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DIN EN 12390-1
DIN EN 12390-2
DIN EN 12390-3
DIN EN 932-2
DIN EN 933-1
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GABO Werkstofftechnik
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Tensile testing of metallic materials (I
Charpy impact test (ISO 148-1)
DIN EN ISO 7438
DIN EN ISO 4136
DIN EN ISO 5173
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