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
🇩🇪
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
3,525
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21
Countries
Showing 3,351–3,375 of 3,525 labs
DIN EN ISO 11885
DIN EN 13657
DIN EN 14346
DIN EN ISO 10304-1
DIN EN 1484
+ 3 more
DIN EN ISO 6988
VDE 0468-2-1
DIN EN IEC 60068-2-11
DIN EN 60068-2-30
DIN EN 60068-2-42
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Vectoflow
Active
− Strömungsgeschwindigkeit von Gasen
Strömungsgeschwindigkeit
am Standort Vectoflow Windtunnel A, Frie
von Gasen 15 m/s bis
> 38 m/s
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HLA-DR
HLA-DQA1
HLA-DQB1
HLA-DPB1
Samples | HLA-DPA1
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DIN ISO 16649-2
DIN EN ISO 4833-1
DIN EN ISO 6579-1
DIN EN ISO 6888-2
DIN EN ISO 11290-1
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DIN EN 27888
DIN EN ISO 18593
DIN EN ISO 19458
ASTM E 114-20
DIN EN 932-2
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VeronaLab srl
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ISO 21527-2
DIN EN ISO 17141
DIN EN 13126-19
DIN EN ISO 15587-2
DIN EN 13657
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DIN EN ISO 19458
DIN EN ISO 6508-1
DIN ISO 5667-5
DIN EN ISO 19458 (K 19)
DIN EN ISO 11731 (K 23)
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Vibration Research Europe
Active
Railway brake — magnetic track brakes (U
- Gleichspannung
- Wechselspannung
auch Vor-Ort Kalibrierung
− Frequenz und Drehzahl
VDE 0468-2-1
DIN EN 60068-2-14
VDE 0468-2-14
VDE 0468-2-27
DIN EN 60068-2-30
+ 3 more
DIN EN ISO 6888-2
DIN EN ISO 21528-2
DIN EN 61442
ISO 937
DIN 51444
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Digitoxin
Digoxin
HbA1c
Cortisol
Estradiol (E2)
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Vintec Laboratories
Active
(HSG 248) – 2021
(PCM) based on HSG 248
P052 based on HSG 248
Vismederi Life Sciences Srl
Active
ISO 4832
ISO 21527-1
ISO 21527-2
DIN ISO 16649-2
DIN EN ISO 4833-1
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Vistec Electron Beam
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Winkel
> 10 µm
Position
− Permanentes Laboratorium
Positionen und Abstände
+ 3 more
See CU-UK-DTA-5 | Holland kits
WAAGEN-SANDER
Active
Charpy impact test (ISO 148-1)
Salt spray / neutral salt fog test (ISO
Radiated emissions (CISPR 32)
− Waagen
Optoelektronische
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WATER & LIFE LAB
Active
ISO 22241-2
DIN EN 16802
DIN EN ISO 3960
DIN EN 27888
DIN EN ISO 16634-1
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WENZEL Metrology
Active
Group S.A., Meylan, F
Polyworks, Software von
Koordinatenmessgeräte
Metrologic, Software von
von <7000 mm
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DIN EN 932-1
DIN EN 932-2
DIN EN ISO 22476-2
DIN 19682-2
DIN ISO 16000-21
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UNE 73109
IEC 60780 (1998)
UNE 73109 (2001)
ISO 28218
ISO 27048
monitoring and BS EN 15259:2007
LUC/III/001 en LUC/III/006 afgeleid van
LUC/IV/000 afgeleid van EN 13649
LUC/0/004 LUC/0/002 LUC/0/003 afgeleid v
NF EN 15259
+ 1 more
WIKA Alexander Wiegand SE &
Active
Railway braking — urban guided transport
Railway vehicle body structural requirem
- Direktanzeigende Thermometer
- Thermopaare, Thermoelemente
abs
+ 3 more
WIN Messmittel und Service
Active
Railway maintenance — track geometry (EN
DIN EN ISO 3650:1999
Bügelmessschrauben 0 mm
Messuhren
Feinzeiger
+ 3 more
Low-frequency noise measurement and asse
Acoustics — tonality assessment (DIN 456
IEC 61400-12-1
IEC 61400-50
IEC 61400-50-1
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