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
Accredited labs
21
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Showing 951–975 of 3,963 labs
Decom Prüflabor
Active
133 mm
zylindrische Außen- und
zylindrische Innengewinde
symmetrischem und
Außendurchmesser bzw.
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Decus Research
Active
1) MS08P based on BS EN ISO
MS02P based on BS EN ISO
MS03P based on BS EN ISO
MS06P based on BS EN ISO
MF07P based on BS EN ISO
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Dedalo Srl
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DIN EN ISO 11357-1
DIN EN ISO 17070
DIN EN ISO 17075-1
DIN EN ISO 17234-1
DIN EN 1186-3
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S.p.A., Turin, I
≤ 4545 mm
PC-DMIS, Software von
Neuss, D ≤ 1515 mm
Wetzlar, D
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ETSI EN 319 401
ETSI EN 319 411-1
ETSI EN 319 411-2
ETSI EN 319 412
Delta APS service Srl
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Hand-arm vibration — practical guidance
Whole-body vibration — evaluation of hum
Railway maintenance — track geometry (EN
DIN EN ISO 7730
DIN EN 62631-1
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Delta Lab Srl
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DIN EN ISO 11885
DIN EN 14346
DIN EN ISO 10304-1
DIN EN 12457-2
DIN EN 15216
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DIN EN 62368-1: 2016
EN IEC 62368-1
DIN EN 60950-1
DIN EN 61010-1
EN IEC 61010-2
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Vitamin 812
blaOXA515, blaOXA519, blaOXA546, blaOXA5
rs111033565
DIN EN ISO 9934-1
ISO 3795
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AK gegen Sc1-70
ID168
ASTM C 1166
DIN EN 60068-2-14
DIN EN IEC 60068-2-38
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DIN EN 14124
DIN 53449
ISO 11201
DIN EN ISO 11200
DIN 4420-1
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EP300-ZNF3842
ID280
VDE 0468-2-1
VDE 0468-2-27
ISO 11452-8: 2015
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Bauart wie GR 1482
> 140
nach Brinell Verfahren 5/250
100 C>T, 124 G>A, 137_138
c.1571T>C rs72549402
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VDI/VDE/DGQ 2618
IEC 61496-1: 2012
DIN EN IEC 61851
DIN EN 60204-1
DIN EN 1264-2
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Sound power level determination — genera
Sound power — engineering method using a
Sound power — survey method (ISO 3746)
Sound power — in-situ using reference so
Occupational noise exposure measurement
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IFA Kalibrierlaboratorium
Active
Railway braking — adhesion under braking
Frequenz
Frequenz und
−60 dB
Übersteuerungsanzeige
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> 140
Vitamin 812
ID136
Amyloid β 1-42
DIN EN 60068-2-64
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DIN EN 12681-1
DIN EN ISO 17141
DIN EN ISO 13934-1
DIN EN ISO 105-X12
DIN EN 61340-5-1
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IEC 61400-12-1
IEC 61400-50
IEC 61400-50-1
IEC 61400-50-2
IEC 61400-12
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Tensile testing of metallic materials (I
Vickers hardness test (ISO 6507)
Durchfluss von Gasen
− Durchfluss von Gasen
Strömungsgeschwindigkeit von
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Vickers hardness test (ISO 6507)
Railway brakes — conditions for homologa
Railway bogies — wheelsets and bogies st
Traversen-geschwindigkeit
- Induktivität
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HbA1c
Glucose
Hämoglobin
Erythrozyten
Lymphozyten
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Devonport Royal Dockyard
Active
RF Power
Specific Values 1
RF Attenuation 10 MHz to 1 GHz
Other values -20 dBm to +20 dBm
Devonport Royal Dockyard
Active
ASTM D 445
ASTM D 93
ISO 6507-1
DIN EN ISO 13287
ISO 7438
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