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
🇧🇪 NBN EN 14531-1 🇩🇪 DIN EN 14531-1 🇬🇧 BS EN 14531-1 🇫🇷 NF EN 14531-1 🇮🇹 UNI EN 14531-1 🇪🇸 UNE EN 14531-1 🇳🇱 NEN EN 14531-1
3,963 Accredited labs
21 Countries

Showing 2,626–2,650 of 3,963 labs

UKAS 20494 Kings Lynn, GB
Digoxin Cortisol Glucose Gentamicin Albumin + 3 more
View Profile

Normec DETS

Active
UKAS 2139 Consett, GB
DIN EN 12457 (HSG 248) – 2021 BS 1377: Part 2: 1990 staining based on HSG 248. No DETSC 5012 based on BS EN + 1 more
View Profile

Normec Hybeta

Active
DAkkS D-PL-17310-01-04 Münster, DE
DIN EN ISO 11737-2 DIN EN ISO 17141 DIN EN ISO 19458 DIN ISO 16000-17 DIN ISO 16000-18 + 3 more
View Profile

Normec VRO

Active
RvA I203 Geldermalsen, NL
9 #ISO 6618 # EN 116-97 #ISO 12185 #EN ISO 5164:14 + 3 more
View Profile
DAkkS D-K-18539-01-00 Falkensee, DE
Tensile testing of metallic materials (I Railway braking — urban guided transport abs Taupunkttemperatur positiver Überdruck -0,01 bar + 3 more
View Profile
DAkkS D-K-15132-01-00 Oelde, DE
10 Hz Empfangsübertragungsmaß > 100 Hz > 10 kHz 31,5 Hz + 3 more
View Profile
UKAS 8874 Cumberland Infirmary, GB
Ethanol Digoxin Cortisol AFP CA 15-3 + 3 more
View Profile
UKAS 8555 Carlisle, GB
Ethanol Digoxin Cortisol AFP CA 15-3 + 3 more
View Profile
UKAS 7691 Shotton, GB
(HSG 248) – 2021 (PCM) based on HSG 248 staining based on HSG 248. NSDOC 47 based on HSG 248
View Profile
UKAS 7896 Hardwick, GB
Digoxin Cortisol Glucose CEA Gentamicin + 3 more
View Profile
UKAS 9587 Hardwick, GB
Amyloid | Congo Red Haemosiderin | Perls Reticulin fibres | Reticulin Tumour suppressor gene | P53 Ovarian tumour marker | CA125 + 3 more
View Profile
UKAS 8055 Edith Cavell Campus, GB
Ethanol Digoxin HbA1c Cortisol Glucose + 3 more
View Profile
UKAS 8115 Northampton, GB
Ethanol Glucose Gentamicin Phenytoin Calcium + 3 more
View Profile
UKAS 25041 Northampton, GB
EXAMINATION | Regulator Code of Practice Serenity SARC
View Profile
UKAS 9902 Salford, GB
Ethanol Cortisol Glucose CEA Gentamicin + 3 more
View Profile
UKAS 9947 Salford, GB
MCH MCHC MCV G6PD Measurement + 3 more
View Profile
UKAS 9699 Salford, GB
Helicobacter pylori Antigen Staphylococcus aureus (MRSA) Detection of : | Manual Indirect Combined Nose and throat swab Covid-19 R B, Respiratory-Syncytial-Virus (RSV) + 3 more
View Profile
UKAS 8146 Royal Oldham Hospital, GB
Antithrombin D-Dimer Ferritin Protein C Protein S + 3 more
View Profile
UKAS 9880 Oldham, GB
Demonstration of: | Operation and Mainte Neuroendocrine cells Macrophages Normal and neoplastic epithelia Andrological examination activities for + 3 more
View Profile
UKAS 8913 Oldham, GB
Enterovirus RSV VZV Adenovirus HSV-1 + 3 more
View Profile
UKAS 8331 Salford, GB
Ethanol Cortisol Glucose CEA Gentamicin + 3 more
View Profile
UKAS 8172 Salford, GB
Audiology | Adult Hearing Services: Audiology | Otoscopy Audiology | History Taking Audiology | Pure Tone Audiometry Audiology | Impression Taking + 3 more
View Profile
UKAS 8601 Oldham, GB
Whole Blood | Oxyhaemoglobin Whole Blood | Methaemoglobin Serum | IA Serum | Procalcitonin Using chemilumines Serum | PSA Using chemiluminescent 2-sit + 3 more
View Profile
UKAS 8111 Antrim, GB
Ethanol Digoxin HbA1c Cortisol Glucose + 3 more
View Profile
UKAS 8198 Belfast, GB
Lutheran: Lua,Lub | BTF-EAL3-25 Serological detection of: | Automated Im MNS-s: Anti–M, N, S, s Typing of: Human Platelet Antigen (HPA) Kell: K | QE-BT-AUT009 + 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