Air Intake Filter Test System

The Air Intake Filter Test System is a fully automated test bench designed for evaluating engine air filters and industrial air filters according to ISO 5011. It measures filter performance under controlled conditions, including differential pressure, airflow restriction, dust loading capacity, gravimetric efficiency, and downstream particle distribution. The system supports research, development, quality control, and certification of air intake filters for combustion engines and industrial machinery.

Application

(1) Testing engine intake air filters according to ISO 5011.

(2) Evaluating industrial air filters for machinery and equipment.

(3) Customer-specific testing and R&D of air filter media.

(4) Measurement of differential pressure versus airflow for filter assemblies.

(5) Determination of air restriction relative to ambient conditions.

(6) Assessment of dust loading capacity by monitoring differential pressure increase.

(7) Gravimetric efficiency measurement and downstream particle size analysis.

(8) Laboratory and production quality control of air filtration components.

Standards

(1) ISO 5011 — Air intake filter test for combustion engines and industrial machinery.

(2) ISO 12103-1 — Test dust specification (A2/A4) for particle size distribution.

(3) ISO 10263 — Particle sampling and gravimetric efficiency testing.

(4) Customer-specific standards for specialized applications.

Features

(1) Two-stage volume flow generation for high testing accuracy.

(2) Precise airflow measurement with adjustable control for different test conditions.

(3) Mass flow-regulated dust dosing for reproducible dust loading.

(4) High level of automation with guided operator interface.

(5) Comprehensive data acquisition, storage, and automatic protocol generation.

(6) Flexible configuration for different filter sizes and air inlet assemblies.

(7) Integration with particle counters for downstream particle size monitoring.

Parameters

Test Procedures

(1) Install the air filter in the test fixture according to standard specifications.

(2) Select the appropriate test dust (ISO 12103-1 A2 or A4) and set mass flow rate.

(3) Configure airflow rate and differential pressure parameters.

(4) Start automated test sequence; monitor filter pressure drop and airflow.

(5) Measure dust loading capacity, gravimetric efficiency, and downstream particle size distribution.

(6) Record data and generate test reports for analysis and documentation.

Maintenance Information

(1) Regularly inspect and clean dust dosing system, water injection, and separators.

(2) Calibrate airflow sensors, pressure transducers, and particle measurement instruments periodically.

(3) Ensure automation software and control electronics are updated and operational.

(4) Perform functional tests after maintenance to validate measurement accuracy.

FAQ

(1) What is this product?

– A test system for evaluating engine intake and industrial air filters according to ISO 5011.

(2) What is it used for?

– It measures differential pressure, airflow restriction, dust loading capacity, gravimetric efficiency, and downstream particle distribution of air filters.

(3) What types of this product exist?

– Configurations for various airflow ranges (2–50 m³/min), test dust types (A2/A4), and additional accessories such as water injection and particle measurement systems.

(4) What industry problems does it solve?

– Ensures compliance with international air filter standards.

– Enables R&D and quality control of engine and industrial filters.

– Provides accurate, reproducible, and automated filter performance data.

(5) How is it operated?

– Place the filter in the test fixture, select airflow and dust settings, initiate the automated test sequence, monitor differential pressure and particle data, and generate reports via the system software.