Large Heading Machine Rock Wall Cutting Experiment

The E BZ 315 road header underwent a rock wall cutting test at the Taiyuan Coal Mining Institute. The RE-846U was used to wirelessly collect and transmit data from the excavator’s operation table, successfully withstanding harsh conditions like vibration, dust, and high temperature to provide valuable data.

Yunnan Machinery Research Institute New Machine Modal Test

Before mass production, a modal test was conducted on the newly developed machine to verify its performance. The test provided data on the machine’s vibration modes, laying the foundation for future optimization of its performance and structure.

Drilling Support Strength Test in Zhongyuan Oilfield

The WZ-88S system was used for wireless data transmission and collection near the drilling derrick, improving test efficiency by eliminating the need for wiring while ensuring stable signal transmission and reliable results.

Structure Performance Test of Large-Scale Granulator

Yanshan Petrochemical tested key parts of the retrofitted granulator to ensure stable operation. Parameters such as shaft torque, displacement, and vibration were measured, providing reliable data for further equipment improvement and analysis.

Large crane load test

In 2011, Changsha Zoomlion Co., Ltd. purchased 19 sets of WZ-88S wireless strain stress test and analysis system and completed the heavy crane load test of Italian CIFA Company.

Modal Test of Zoomlion Aerial Ladder

The DE-944 data acquisition system was used to measure the modal parameters of the Zoomlion aerial ladder by exciting vibrations with water guns. The system collected response signals, which were analyzed to identify the ladder's natural frequency, vibration modes, and damping.

Noise Source Location Experiment of Harvester

Using the RE-846U dynamic acquisition system, sound signals were collected during full-power operation of a harvester. Sound array technology and sound pressure cloud maps were then used to identify noise locations and frequency components, providing valuable noise distribution data.

Hangzhou Steam Turbine Blade Dynamic Test

The WW-844D wireless testing system was used to measure the dynamic characteristics of turbine blades in rotation, capturing real-time data and identifying critical blade frequencies to prevent resonance and ensure optimal performance.

UCMP Elevator Safety Test

In response to rising elevator safety concerns, the UCMP test was conducted using the DE-928U Dynamic Signal Acquisition System, displacement meters, and piezoresistive acceleration sensors to measure key parameters like speed, displacement, and acceleration during unintended car movements. The test successfully provided essential data, ensuring the safety and performance of elevators, with significant social and economic value.

Gate Test of Qianzhong, Guizhou Reservoir

The hydraulic structure defect detection system was used in the Qianzhong water conservancy project to measure pressure and fluctuating pressure on the curved service gate of the flood discharge outlet. The test provided critical data to ensure the rational operation of the gate under varying conditions, supporting efficient water management in this large-scale reservoir.

A data acquisition system (DAS) is used to collect, process and analyze data from physical sources. It plays a key role in industries like manufacturing, science and healthcare. This article explains how DAS works, its main components and what to consider when setting up an efficient, cost-effective system.

Compressor and Nuclear Fuel Container Structural Tests

The DE-918D system was used to perform high-frequency stress testing on a gas turbine compressor under complex electromagnetic conditions. Additionally, the DE-924U system captured data during drop tests of a new nuclear fuel transport container, confirming its structural safety and reliability for secure fuel handling.

Low-Speed Vibration Test of a Large Diesel Engine

A low-speed diesel engine was tested using the DE-884U distributed acquisition system, which efficiently handled complex sensor layouts, long signal lines, and interference challenges. The system simplified setup, ensured synchronization, and eliminated 50Hz noise—streamlining data collection across 50 multi-axis sensor points.