An official website of the International Waste Resource Recovery and Energy Council
IWRREC, International Waste Resource Recovery and Energy Council

Testing Technologies

Laboratory methods for rigorous machinery verification

Eight testing domains with published protocols, ensuring consistent independent verification of equipment performance, safety, and compliance across the global laboratory network.

Testing Methods

Comprehensive verification across the certification stack

120+

published testing protocols

Performance Testing

Standardized laboratory protocols for measuring machinery throughput, energy conversion efficiency, separation accuracy, and operational reliability under defined test conditions.

  • Standardized test conditions
  • Independent measurement verification
  • Repeatable benchmark protocols

0

tolerance for uncertified safety gaps

Safety Assessment

Comprehensive safety verification including structural load testing, pressure vessel compliance, gas leak detection, ATEX zoning, and emergency shutdown system validation.

  • Structural load testing
  • Pressure vessel compliance
  • Emergency shutdown validation

<10

mg/Nm³ methane slip limit for upgrading equipment

Emissions Measurement

Laboratory and field emissions testing for particulates, VOCs, methane slip, noise, and vibration from waste processing and energy conversion equipment.

  • Particulate & VOC measurement
  • Methane slip quantification
  • Noise & vibration assessment

25 yrs

minimum design service life for certified equipment

Durability & Wear Testing

Accelerated life testing, load cycling, and component wear assessment to verify equipment service life and maintenance interval compliance.

  • Accelerated life testing
  • Load cycling protocols
  • Component wear analysis

>96%

vehicle-grade methane purity requirement

Material & Output Analysis

Laboratory analysis of processed outputs — digestate quality, compost grades, recovered material purity, and fuel quality parameters against IWRREC specifications.

  • Digestate quality grading
  • Recovered material purity testing
  • Fuel quality parameter verification

±0.5%

measurement uncertainty target

Calibration & Metrology

Reference standards and calibration protocols for laboratory testing equipment, ensuring measurement traceability and consistency across the global partner network.

  • Measurement traceability
  • Equipment calibration schedules
  • Inter-laboratory comparison testing

24/7

continuous monitoring capability standard

Digital Monitoring Verification

Validation of SCADA systems, remote monitoring platforms, and data logging equipment used for continuous performance verification and certification surveillance.

  • Data logging accuracy verification
  • Remote monitoring validation
  • Performance reporting compliance

100%

of pressure welds inspected under IWRREC protocols

Non-Destructive Testing

NDT methods including ultrasonic inspection, radiographic testing, and magnetic particle examination for weld integrity and structural assessment of pressure equipment.

  • Ultrasonic weld inspection
  • Radiographic testing protocols
  • Structural integrity verification

Global Impact

Five decades of advancing waste and energy standards

Every figure below represents progress toward a circular economy, waste diverted, energy enabled, professionals trained, and facilities certified worldwide.

105+

Accredited Laboratories

Authorized testing partners across six continents

45+

Member Countries

Manufacturers, operators, and regulators worldwide

120+

Machinery Standards

Published testing protocols and performance benchmarks

3500+

Certified Equipment Models

Machinery tested and certified through IWRREC laboratory partners

85+

Technical Committees

Expert working groups developing machinery standards

Get involved

Need guidance on applicable testing protocols?

Contact the Council for testing documentation, laboratory partner referrals, and certification support for your equipment.