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
🇩🇪 DIN EN 14531-1 🇬🇧 BS EN 14531-1 🇫🇷 NF EN 14531-1 🇮🇹 UNI EN 14531-1 🇪🇸 UNE EN 14531-1 🇳🇱 NEN EN 14531-1
1,560 Accredited labs
17 Countries

Showing 576–600 of 849 labs

DAkkS D-ML-13180-01-00 Bamberg, DE
Verschlußzeit Kollagen/ADP Kollagen/Epinephrin Basophile Granulozyten Eosinophile Granulozyten Erythrozyten + 3 more
View Profile

SpineServ

Active
DAkkS D-PL-13415-02-00 Ulm, DE
DIN EN ISO 9626 ISO 7206-13 ISO 7206-12 ISO 7206-10 ISO 7206-4 + 3 more
View Profile
DAkkS D-PL-14420-01-01 Radebeul, DE
DIN 38402-A 13 DIN EN ISO 5667-6 (A 15) DIN EN ISO 5667-1 (A 4) DIN EN ISO 5667-3 (A 21) DIN 38404-C 4 + 3 more
View Profile
DAkkS D-K-15137-01-00 Leipzig, DE
Kraft Vibration measuring instruments — requir Sound power — survey method (ISO 3746) 1 kN Railway brake — automatic variable load + 3 more
View Profile
DAkkS D-ML-22372-01-00 Passau, DE
Großes Blutbild Kleines Blutbild Erythrozyten Hämoglobin Hämatokrit + 3 more
View Profile
DAkkS D-K-11200-01-00 Gosheim, DE
Lehrdorne Durchmesser 1 mm Lehrringe Prüfstifte Messschieber für 0 mm + 3 more
View Profile
DAkkS D-K-21191-01-01 Holzminden, DE
- Gleichspannung / Messgeräte 1 µV > 330 mV 3,3 V + 3 more
View Profile
DAkkS D-K-15117-02-01 Hannover, DE
Glucose Plasma, Serum, Plasma 0,5 mmol/L Bilirubin 5 µmol/L Hämoglobin 1,24 mmol/L + 3 more
View Profile
DAkkS D-K-15212-01-01 Leubingen, DE
Parallelendmaße aus 0,5 mm Parallelendmaße aus Keramik nach 0,5 mm Wolframkarbid nach 0,5 mm DIN EN ISO 3650:1999 + 3 more
View Profile
DAkkS D-K-15146-01-01 Schöneck-Kilianstädten, DE
− Parallelendmaße − Durchmesser − Längenmessmittel Railway brake — magnetic track brakes (U − Längenmessgeräte + 3 more
View Profile
DAkkS D-ML-17443-01-00 Dessau-Roßlau, DE
WBC (Leukozyten) RBC (Erythrocyten) HGB (Hb) HCT (Hk) PLT (Thrombozyten) + 3 more
View Profile
DAkkS D-K-23061-01-01 Lichtenau, DE
Druck 50 mbar Absolutdruck Pabs > 1,3 bar > 2,5 bar > 0,6 bar + 3 more
View Profile

SysKal

Active
DAkkS D-K-21604-01-00 Steinheim an der Murr, DE
Hexagon Metrology Raumdiagonale von GmbH, Wetzlar, D ≤ 1500 mm Polyworks, Software von InnovMetric, Lindau, D PowerINSPECT, Software + 3 more
View Profile
DAkkS D-K-19425-01-01 Stolberg, DE
- Gleichspannung > 0,1 V > 10 V > 100 V - Gleichstromstärke + 3 more
View Profile
DAkkS D-PL-11119-01-00 Leipzig, DE
ISO 5-3 ISO 12647-1 ISO 13655
View Profile
DAkkS D-PL-11239-01-05 Chemnitz, DE
ISO 3074 DIN EN ISO 1833-4 DIN EN ISO 1833-5 DIN EN ISO 1833-6 DIN EN ISO 1833-7 + 3 more
View Profile
DAkkS D-PL-17142-01-01 Stahnsdorf, DE
DIN ISO 11466 UNE-EN 12880 ÖNORM EN 12457-4 ISO 10523 DIN EN 27888 + 3 more
View Profile

TAK CERT

Active
DAkkS D-K-20800-01-01 Bonn, DE
− Scheinwerfer-Einstell-Prüfsystem − Abgasmessgeräte für Fremdzündungsmotor − Abgasmessgeräte für Kompressionszündun Railway brake — magnetic track brakes (U nur Vor-Ort-Kalibrierungen + 3 more
View Profile

TC Laser

Active
DAkkS D-PL-22493-01-00 Eppertshausen, DE
DIN EN 50689 VDE 0837-689 DIN 56912 DIN EN 60825-1 VDE 0837-1 + 3 more
View Profile
DAkkS D-K-15024-01-01 Heusweiler, DE
- Gleichspannung / Messgeräte 0,1 mV > 220 mV > 2,2 V + 3 more
View Profile
DAkkS D-K-15097-01-01 Pinneberg, DE
Elektrische Messgrößen Gleichstrom- und Niederfrequenzmessgröße Railway brake — magnetic track brakes (U − Gleichspannung − Gleichstromstärke + 3 more
View Profile

TIRA

Active
DAkkS D-K-17684-01-00 Schalkau, DE
Kraft (WPM) Kraftmesseinrichtungen von Werkstoffprüfmaschinen Acoustics — tonality assessment (DIN 456 Länge (WPM) + 3 more
View Profile
DAkkS D-K-11048-01-02 Darmstadt, DE
Railway braking — thermal analysis (EN 1 Railway — traction effort and braking fo Railway vehicle dynamics — on-track test Railway brake disc acoustic emissions (E Railway wheel squeal and curve noise (EN + 3 more
View Profile
DAkkS D-ML-14063-01-00 München, DE
Staphylokokken Treponema pallidum (Cardiolipin Antikörper) Legionella spp. Salmonellen, Shigellen, Yersinia + 3 more
View Profile
DAkkS D-PL-14063-03-00 München, DE
ISO 15835-2 DIN EN ISO 6506-1 DIN EN ISO 15630-1 DIN EN ISO 15630-3 IEC 62301 + 3 more
View Profile

No matching labs found.

Industries

Railway rolling stock engineering and design Brake system manufacturers and integrators Railway fleet operators Rail vehicle certification authorities Transport safety and compliance consulting

Related Standards

  • UIC 544-1 Railway brakes — Braking performance
  • UIC 541-01 Railway brakes — Brake pads — Part 1: Friction material specification
  • EN 14531-1 Railway applications — Safety requirements for the design of rolling stock

Other Test Methods

0 labs selected
Compare