Innovative Automotive Environment Laboratory for Comprehensive Vehicle Assessments
Automobiles are more and more widely used in people's lives. And the application of automotive electronic technology has almost been deepened.To all the systems of the car, At present, our country has become The world's third largest automobile manufacturer, the world's major automobile manufacturers have invested in it.Building a factory, forced by the pressure of cost, Most automobile manufacturers are gradually promoting the import of zero parts. Oralization, This is for the development of China's automotive electronic components manufacturers.The exhibition brings great opportunities.The main testing items of the environmental test of automotive electronic products include:
(1) Power supply environment test
Power supply environment tests include DC, overvoltage, superimposed AC voltage, power supply voltageSlow descent and slow rise, power supply voltage interruption, Reverse voltage, open circuit test, short circuit Protection, voltage resistance, insulation resistance and electromagnetic compatibility, etc.
(2) Mechanical environment test
Mechanical environment tests include sinusoidal vibration, random vibration, mechanical impact, free fall, surface dish strength/scraw and surface friction resistance, sand and stone impact, etc.
(Three) Climate and environmental tests
Climate and environment tests include constant temperature test, temperature change test, temperature cycle test, ice water impact test, salt spray test, wet heat cycle test, constantHot and humid Test, mixed gas overflow corrosion test, solar radiation test, etc.
(4) Chemical environmental test
Chemical environment testing refers to the components and components that may come into contact with the specified chemical reagents and should resist the corrosion of these reagents. Dongguan Meitaike's testing equipment hasLimited company as early as 2003. The environmental test of automotive electronic products began. At present, it has various models of comprehensive environmental test equipment for large, medium and small. It can be for different specifications, types, volumes and not The automobile products required by the technical indicators provide various test equipment. The test includes high and low temperature and heat environment alternating test equipment, waterproofIPI.-Internet Protocol8Environmental tests in graded test standards The requirements of the project, Over the years, tens of thousands of hours of comprehensive environmental tests have been completed for many automotive electronics manufacturers. Its test technology and test capability are at the forefront in China. Level, It can assist manufacturers to find and improve the weak links of products and provide products.Level of reliability.
(5) The automobile comprehensive environmental cabin provides automobile manufacturers with tests on various performance indicators in product development. The test cabin mainly has a cabin protection structure, air conditioning system, It is composed of fresh air system, power measurement system, exhaust gas emission system, solar irradiation system and other parts.
Note: We offer customization of the size to perfectly meet the unique requirements of each user.
One.Technical parameters
Temperature control test
Temperature range: -40ºC-80ºC
Temperature accuracy: when the car is stationary. The uniformity of the temperature in the cabin is maintained at ±2ºC subject to the heat load of the test vehicle. During the impact, it can be controlled smoothly within the set temperature, and the front of the car can be controlled 0.5 meters.Control point temperature fluctuation <±1ºC,
The temperature fluctuation of the general control point is <±2ºC. There is no condensation emission in the bulkhead in the temperature range of -40ºC to 60ºC
Test: Absolute humidity ( H) 5.5<=12.2Gh2o./KilogramAir Euro 3/4VI.During the test: the whole cabin During the test, the humidity should be low enough to prevent condensation on the drum of the chassis dynamometer.
When warming up: make sure not to frost.
Performance test: When the temperature of the test chamber is 25ºC, the relative temperature is 50%RH.±5%.
Two. Test load range:
Although the whole vehicle is large, the external size:700*2,200*2,100Mm, can be customized as required
The maximum equipment weight of the whole vehicle:400Kilogram
The maximum power of the starting car:300Kilowatt
The maximum intake of the whole vehicle:720M³/HThe highest temperature of the sewage pipe outlet350ºC
The maximum heat dissipation capacity of the whole vehicle:3000Kilowatt
Drum tracking fan: power100Kilowatt. Wind speed260Kilometre/H , air volume300000 m3/h
Fresh air supply:-40ºC to 10ºCAt that time, the new air volume is greater than1.000m3/h-10ºC-0ºCAt that time, the new air volume is greater than2500m3/h 0ºC-20ºCAt that time, the new air volume is greater than3500m3/h 20ºC - 30ºCAt that time, the new air volume is greater than5000M³/H
Three. Humidity control test
SatisfiedQuality control/T658-2000.Standard requirements:38±1ºCAt that time, the humidity is68±5 percentRH., Continuous operation: the temperature is30ºCTime, steam
In the idle state of the car, the maximum heat dissipation capacity of the whole vehicle is25Kilowatt,The maximum relative humidity reaches90±5% RH. , continuous operation>1Hour. The environmental temperature and humidity in the test, TrackableLoad change, Can be in
Set the humidity and control the temperature change smoothly. Rate test:
Warm up from normal temperature to +60ºCMaximum length: not greater than3 hours , Cool down from normal temperature to-40ºCMost
Long time: not longer than3 hours
Four. In-cabin atmospheric pressure test
To ensure the stable operation of the test vehicle, the cabin is micro-positive pressure (short-term negative pressure) ,Equipped with gasPressure balancing device. In-cabin sunshine test:
Applicable temperature:35-60ºC
Sunshine light source: full-spectrum light bulb;
Installation form: Movable, The angle can be adjusted (45Above the degree)
.The intensity of sunshine is not less than1200W/m2±20W/M2, (the average on the horizontal plane from the height of the roof Temperature) , the sunshine intensity can be controlled in pieces, and it can also be regulated as a whole; solar radiation intensity control accuracy ± 20 W/M2(ON THE HORIZOnTAL SURFACE FROM THE HEIGHT OF THE ROof OF THE CAR)
5. In-cabin operation test:
The system has the dual operation function of automatic control/manual control; During the test process, automatic/manual two-way worry-free switching can be realized;
Display the test process and test parameters in real time; Real-time curve display; Real-time parameter display and printing
1. Real-time storage of test data; .The system has testing and self-diagnosis.Break the function;
2. Safety monitoring system:
In addition to controlling fresh air with pressure balance, oxygen concentration and exhaust gas concentration, the laboratory is also equipped withTake a look at the safety measures. Shi: The alarm sound prompt is independent (separated from the main controller) Electronic overtemperature alarm protection: mechanical overtemperature Temperature alarm protection: compressor overcurrent, overheating, overpressure, oil differential protection: .Explosion-proof device: ULZ 004500 CO.CO, NOX.Exhaust gas over-standard protection; Power supply shortage, misphase protection: water shortage, water cut-off, wet and dry preventionBurn protection;
3. Exhaust gas emission system
Automobile standard emission test module Temperature range:20ºC-60ºC Size: Customizable
Features of the equipment:
The equipment is suitable for installing ignition engines (in the future, it can be extended to oil engines),The total mass is not Outdo3500KilogramTaxiMedium sizeClass,N.The emission regulations of vehicles according to the country and the working conditions of the country can provide -20ºC-45Environmental simulation conditions of ºC (engine displacement: maximum6 L: Speed:120Kilometre/H. , during the experiment It can be controlled in-20ºC)
Remarks
1. Temperature control range-40ºC~40ºC
2. Ground load-bearing Ground load-bearing: >=300Kilogram
3. The internal net size can be customized according to user requirements.
The equipment rigorously complies with the following testing standards:
National Standard/T2423.1-2008 Test A: Low Temperature, National Standard/T4243.2-2008 Test B: High Temperature (Partial), National Standard/T2433.3-2006 Test Cab: Constant Humidity and Heat, Chinese National Standard/T2423.4-2008 Test Decibel: Change, Damp Heat, China National Standard/T2423.34-2012 Test Z/AnnoDominique: Comprehensive temperature and humidity combination testing, or any other temperature and humidity tests within the performance scope of this cutting-edge equipment.
Structure of the Testing Chamber
Our testing chamber is enveloped by a robust outer shell crafted from galvanized color steel plate, reflecting durability and aesthetic appeal.
Inside, the chamber boasts an interior fully fabricated from SUS304 stainless steel plates. It features a hanging hole strip on the side of the two inner boxes, offering uniform adjustment with a test track frame. The superior design includes at least 10 thermal insulation layers made from Cm rigid polyurethane foam and glass wool, creating an exceptional thermal insulation interlayer. The front doors are ingeniously connected using high-quality electric wood chicken glass fiberboard door frames, serving as superior thermal insulation partitions. The door's sealing strip is a series of silicone foam with dual channels, adept at wide temperature resistance, ensuring excellent low-temperature insulation.
Experimental Space Air Circulation:
Our advanced air supply system utilizes multi-blade aluminum wind turbines, renowned for their high and low-temperature resistance. These are powered by motors to deliver air effectively to the upper louvers, with air returning from the bottom and maintaining an impressive uniformity of less than 2 ºC across the range of -70~100 ºC; calibrated meticulously with international standards (divided by 10 points).
Controller Operating System
Incorporating the original low-power (8W) temperature and humidity control device, our system achieves a remarkable temperature control accuracy of ± 3 ºC, optimizing energy efficiency amidst precision.
1. High Resolution Screen:
Our display features a vibrant 7-inch TET true color LCD resistive touch screen, exhibiting stunning clarity with a resolution reaching up to 800 * 480 pixels.
2. High Program Capacity:
Boasting a formidable memory capacity, it supports 1000 programs/1000 segments, 999 total loops, and 999 partial loops. Additionally, it features 10 program linking functions and offers real-time temperature curve display for direct querying, making data accessibility efficient and user-friendly.
3. High Data Storage Capacity:
Effortlessly manage historical data spanning 300 days by directly uploading via hard disk or network cable to any computer, or seamlessly integrate it into the controller for comprehensive analysis.
4. Easy Connection:
The controller employs LAN standard Ethernet communication, allowing a single software to connect up to 16 devices simultaneously. Through the machine's outflow interface, it facilitates easy regional network connections, empowering users with remote program control capabilities, including real-time monitoring and historical curve playback.
Heating and Humidification System
Constructed with bare wire nickel chromium alloy electric heating tubes, the system is designed to minimize thermal inertia and heating overshoot, ensuring high precision fluctuation and stable power efficiency.
1. Humidifier:
Our Advanced Temperature Humidity Testing Equipment utilizes an efficient humidification cylinder employing the boiler method to ensure uniform moisture distribution. Conversely, the surface humidification through the water plate method delivers rapid results with superior control precision and eliminates the risk of impurities like scale build-up inside the chamber. The dyeing process benefits from excellent low humidity performance and a design that's easy to maintain. Constructed with a seamless stainless steel shell, the humidification tube boasts an impressive insulation resistance surpassing 50MΩ and is ingeniously fitted with an anti-dry burning controller for enhanced safety.
2. Water consumption and energy conservation:
Enjoy the convenience of our front-mounted, 25L large-capacity water tank, ingeniously designed with a quick connection for both water and electricity, allowing for effortless disassembly and cleaning. Achieve impeccable dehumidification with precision across three humidity zones, significantly reducing water usage while adhering to stringent national standards for high temperature and humidity tests such as 85ºC and 85% RH. Our innovative closed design effectively curtails water consumption by intelligently deactivating the point cooling and dehumidification system when not in use.
Invest in equipment meticulously crafted to excel under extreme testing conditions, ensuring unparalleled reliability and performance.
1. Selection of circulating air mode: courtyard air supply or variable speed motor
For products requiring specific wind speed conditions, our tailored solution is your premier choice, delivering optimal results for your unique testing needs.
2. Water supply system selection: RO reverse osmosis
For our equipment's humidification needs, pure water is imperative. Our state-of-the-art automatic water production system ensures a continuous supply of pure water, saving you time while offering unrivaled convenience.
3. Polymer film/rotor dehumidification system
Should your testing parameters necessitate extended low-temperature and low-humidity conditions, our cellular chemical dehumidification system is the definitive solution, accommodating humidity ranges as low as 10ºC/10% RH, or even more stringent requirements.
4. LN.Two/ .LCO.2
Our portfolio includes a range of professional products with comprehensive specifications, imported directly from Europe and the United States, to meet your exacting standards. LN.Two/ .LCO.2
Deploy our sophisticated solenoid valves and control systems to fulfill your rapid testing requirements, excelling in both acceleration and temperature reduction.
5. Ultrasonic cooling and humidification system
For dynamic testing under high heat loads combined with elevated temperature and humidity, our ultrasonic cooling and humidification system is the quintessential choice. Designed to meet these rigorous demands, it serves as an indispensable auxiliary system.
6. Add a glass inner door and attach a manual operation hole
Enhance operational efficiency by adding a glass inner door with a conveniently integrated manual operation hole (∧ 125Mm * Ea.). This feature minimizes the environmental impact caused by frequent opening and closing during testing procedures.
7. A recorder for real-time acquisition of test data
For comprehensive data collection involving simultaneous temperature measurements of the testing environment and objects, integrate a recorder that complies with specifications. Our recorder is the premier choice to meet these rigorous demands, offering seamless data acquisition solutions.
8. Computer connection operation recording software
When configured for Mattel's environmental measuring machine kitchen, our advanced connection software empowers users with robust capabilities. It oversees multiple machines, consolidates operational data, and delivers the most sophisticated electronic functionalities available.
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