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 351–375 of 773 labs
M E Broadstone Limited
Active
LENGTH
Plain gap gauges (parallel)
ANGLE
Depth
Plain plug gauges (taper)
+ 3 more
MAControls
Active
Hydraulic pressure (gauge)
Gas pressure (gauge)
Resistance thermometers
probe types
MATtest
Active
DIN EN 12350-1
DIN EN 12390-1
DIN EN 12390-2
DIN EN 12390-3
DIN EN 12504-1
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MP Calibration Services
Active
(enzephalomyopathische Form
LENGTH (continued)
ANCILLARY MEASUREMENTS
Plain plug gauges (parallel)
Micrometers
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MS Laboratories
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ISO 11290-1
ISO 11290-2
ISO 15213-2
ISO 6888-1
ISO 13720
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MSS Consulting
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(HSG 264, 2012)
Appendix 5 of HSG 227 (2004)
Appendix 3 of HSG 227 (2004)
(HSG 248) – 2021
(PCM) based on HSG 248
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Magna Laboratories
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Full blood counts (FBC) in human whole b
Full blood count (FBC) in human whole bl
Full blood count (FBC) in human whole bl
Haemoglobin (HGB) | T.S111
Red Cell Count (RBC) | T.S112
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CMV
Helicobacter pylori
Mycobacterium leprae
Nuclear protein in lung and thyroid | Th
Dendritic cells: cortical thymocytes: |
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Hepatitis-A IgM
Hepatitis C
MRSA-Screening
Serology: | Roche Cobas Pure Analyser:
Detection of : | Manual Indirect
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Ethanol
Digoxin
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CA 15-3
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Blood gas standard bicarbonate (H CO 3-s
Biochemistry examination activities for
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Ethanol
Cortisol
Glucose
CA 125
CEA
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Ethanol
Cortisol
Glucose
CA 125
CEA
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Detection of the following: | Special St
EDTA plasma, serum | 7-Dehydrocholestero
RNA from FFPE samples Glioma (KIAA1549:
TPMT
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Calcium
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Copper
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DNA Extraction - quantitation of genomic
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RESPONSE:
Pure Tone Audiometry
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Chromosome analysis for: Developmental d
DNA extraction and quantification
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Marfleet Microbiology
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ISO 15214
ISO 16649-2
ISO 11290-2
ISO 21528-2
ISO 6579-1
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Digoxin
HbA1c
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CA 19-9
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