Full Vehicle Environmental Performance Test Chamber, ISO 12219

Full Vehicle Environmental Performance Test Chamber is a specialized facility designed for comprehensive testing of gasoline and electric vehicles under controlled environmental conditions. It evaluates vehicle HVAC systems, defrost/defogging performance, thermal management, and overall environmental behavior. The chamber is compatible with chassis dynamometers (roller type) for integrated vehicle testing, providing accurate data for research, development, and performance analysis.

Application

The Full Vehicle Environmental Performance Test Chamber is applicable across a range of vehicle performance evaluation scenarios, including:

Vehicle HVAC and Thermal Management Testing

Evaluation of air conditioning, heating, defrosting, and demisting efficiency

Thermal comfort assessment for driver and passenger compartments

Emission and Air Quality Testing

Measurement of in-cabin pollutants and VOC concentrations

Analysis of temperature-dependent emission characteristics

Road Simulation and Performance Analysis

Coupled with roller-type chassis dynamometers to simulate driving conditions

Testing fuel consumption, energy efficiency, and climate control performance

Standards

The chamber conforms to multiple national and international standards, including:

(1) GB 18352.6-2016 – Limits and measurement methods for light vehicle pollutants

(2) GB/T 27630-2011 – Guidelines for passenger car interior air quality assessment

(3) QC/T 658-2009 – Road test methods for automotive air conditioning system performance

(4) GB/T 12535-2021 – Vehicle starting performance test methods

(5) GB/T 12542-2020 – Road test methods for vehicle thermal balance capabilities

(6) GB/T 2423 – Environmental testing methods for high/low temperature, humidity, and thermal cycling

(7) ISO 12219-1 – Road vehicles – Interior air – Test methods for volatile organic compounds in complete vehicles

(8) DIN 75220 – Sunlight simulation aging tests for automotive components

(9) SAE J1711 – Recommended procedures for hybrid vehicle fuel economy and emission measurements

(10) PV 3938 – Evaluation methods for automotive interior odor

Parameters

Item	Specification
Internal dimensions (L×W×H)	16.300 × 8.300 × 5.200 mm
Heat exchanger clearance height	≥3.500 mm
Floor insulation	150 mm polyurethane
Chamber floor	Stainless steel tread plate, solid layer thickness ≥3 mm, pattern height 2 mm
Floor load capacity	1.200 kg/wheel; axle load ≥2.000 kg
Chassis dynamometer support	Thermally insulated, designed for full dynamometer weight
Vehicle access door	1 set, net 3.000×3.000 mm, two-leaf, heated glass observation windows 300×300 mm
Personnel access door	1 set, net 900×1.900 mm, heated explosion-proof glass observation window 300×300 mm
Control observation window	2 sets (optional), 2.000×1.000 mm, insulated, anti-frost heated surface
Lighting	Main illumination ≥500 lux over full temperature range; emergency light operational ≥1 hour at -40°C
Power outlets	4×220 VAC/10A, 2×220 VAC/16A, 2×380 VAC/32A (with standard triangle plugs)
Cable feed-throughs	4 sets, diameter 100 mm, max 16 cables per hole
Personnel airlock	1 set, 1.500×1.500×2.100 mm, internal opening, external lockable
Chamber pressure	Micro-positive pressure 0–50 Pa via pressure balance valves

Features

Large-scale chamber capable of accommodating full-size vehicles

Supports integration with roller-type chassis dynamometers

Comprehensive environmental control: temperature, humidity, solar irradiation, and airflow

Heated, insulated, and observation-capable doors for vehicle and personnel access

Safety features: emergency lighting, pressure balance, CO/NOx monitoring, automatic alarm and shutdown

High load capacity floor suitable for vehicle weight and axle distribution

Multiple power supply options for testing electrical and HVAC systems

Precise instrumentation and calibration for temperature, humidity, and solar radiation simulation

Accessories

(1) Observation windows with heated glass

(2) Personnel access door with anti-explosion heated glass

(3) Control system for environmental parameters

(4) Emergency lighting and power outlets

(5) Roller-type chassis dynamometer interface and support blocks

Test Procedures

Pre-Test Preparation

Clean chamber walls with neutral detergent (pH≥7.5) and rinse with deionized or distilled water

Ventilate chamber at least six air changes to reduce background pollutants: formaldehyde ≤6 µg/m³, TVOC ≤50 µg/m³, single pollutants ≤5 µg/m³

Verify calibration of temperature/humidity sensors, solar simulation system (e.g., 1.200 W/m² ±20 W/m²), and roller dynamometer if installed

Sample and Parameter Setup

Position vehicle centrally within chamber, ensuring level orientation and uniform airflow over vehicle surfaces

Connect vehicle power supply and sensors (temperature, fuel consumption, emission monitoring)

Test Process Control

Activate automated control system to monitor and maintain temperature, humidity, solar intensity, and airflow (e.g., roller fan speed up to 260 km/h)

For thermal cycling tests, program temperature rise, hold, and drop phases while recording vehicle performance metrics (cold start, AC cooling rate, etc.)

Safety and Emergency Measures

Continuously monitor chamber pressure and emission concentrations

System triggers alarms and shuts down power if temperature deviates by >±2°C or emissions exceed limits

Entering the chamber requires stopping the test and ventilating for at least 30 minutes

Maintenance Information

Regular cleaning of chamber walls, doors, and observation windows to prevent contamination

Periodic calibration of temperature, humidity, and solar simulation systems

Inspection of power outlets, lighting, and emergency systems

Verification of airlock operation and pressure balance valves

Scheduled maintenance of roller dynamometer interface and support structures

FAQs

1. What is the purpose of the Full Vehicle Environmental Performance Test Chamber?

The Full Vehicle Environmental Performance Test Chamber is designed to evaluate complete gasoline and electric vehicles under controlled environmental conditions. It allows comprehensive testing of HVAC systems, defrosting/defogging efficiency, thermal management, in-cabin air quality, and overall vehicle environmental behavior. By integrating with roller-type chassis dynamometers, it can simulate real-world driving conditions while providing precise measurements of fuel consumption, emissions, and climate control performance. This chamber is essential for vehicle research, development, and performance analysis.

2. What applications is this chamber suitable for?

The chamber supports a wide range of applications, including thermal comfort assessment for driver and passenger compartments, HVAC system performance evaluation, defrosting and demisting efficiency testing, and in-cabin air quality analysis. It also enables road simulation and performance analysis when coupled with a chassis dynamometer, allowing measurement of energy efficiency, fuel consumption, and climate control performance. In addition, it provides controlled environments for emission and VOC concentration testing, supporting research and regulatory compliance in both gasoline and electric vehicles.

3. Which standards does the Full Vehicle Environmental Performance Test Chamber comply with?

The chamber conforms to multiple national and international standards, including GB 18352.6-2016 for light vehicle pollutant limits, GB/T 27630-2011 for passenger car interior air quality, QC/T 658-2009 for automotive air conditioning performance, GB/T 12535-2021 for vehicle starting performance, and ISO 12219-1 for interior VOC testing. It also supports thermal cycling and environmental testing according to GB/T 2423. as well as sunlight simulation tests per DIN 75220 and hybrid vehicle fuel economy evaluation using SAE J1711. Compliance ensures reliable, repeatable, and standardized test results.

4. What are the main technical features of this chamber?

The chamber is large enough to accommodate full-size vehicles and supports integration with roller-type chassis dynamometers. It provides comprehensive environmental control including temperature, humidity, airflow, and solar irradiation. The doors are heated, insulated, and include observation windows for vehicle and personnel access. Safety systems include emergency lighting, micro-positive chamber pressure, CO/NOx monitoring, and automatic alarms with shutdown. The floor has high load capacity suitable for vehicle weight and axle distribution. Precise instrumentation ensures accurate calibration of environmental parameters.

5. How are tests conducted inside the chamber?

Before testing, the chamber is cleaned and ventilated to minimize background pollutants. Vehicles are positioned centrally with uniform airflow across surfaces. Power supply connections and sensor installations (temperature, emissions, fuel consumption) are verified. The automated control system then maintains set temperature, humidity, airflow, and solar irradiation, while performing thermal cycling tests or road simulation with roller dynamometers. Vehicle performance metrics such as AC cooling rate, defrost time, cold start, and emission levels are recorded. Safety protocols continuously monitor emissions and chamber pressure, triggering alarms and shutdown if parameters exceed limits.

6. What maintenance is required for the Full Vehicle Environmental Performance Test Chamber?

Regular maintenance includes cleaning chamber walls, doors, and observation windows to prevent contamination. Temperature, humidity, and solar simulation systems must be periodically calibrated to ensure accurate environmental control. Power outlets, lighting, emergency systems, airlocks, and pressure balance valves should be inspected routinely. The roller dynamometer interface and support structures also require scheduled inspection and maintenance to ensure stable operation. Proper upkeep ensures consistent, accurate testing conditions and prolongs the service life of the chamber.

Qinsun Instruments Co., LTD is a professional laboratory testing instrument manufacturer in China,Have been focusing on laboratory instrument R&D more than 30 years and have rich industry experience,Based on international testing standards,We are also the instrument supplier for BV SGS laboratory,We provide one-stop solutions for lab instruments,Free Training and Turn-Key Service,Products exported all over the world,Offer 36 month warranty and are a trustworthy partner.

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