一种分布式高速数据采集装置及系统
By employing a distributed data acquisition device with a processor, differential amplifier circuit, multiplexer, and differential discharge, and combining differential discharge with a simplified circuit of differential placer and A/D converter, the complexity of the circuit in the prior art is simplified, achieving efficient and low-cost multi-channel signal acquisition, which is suitable for electroosmotic dehumidification systems.
CN224521044UActive Publication Date: 2026-07-17CENTRAL SOUTH UNIVERSITY OF FORESTRY AND TECHNOLOGY
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- CENTRAL SOUTH UNIVERSITY OF FORESTRY AND TECHNOLOGY
- Filing Date
- 2025-10-17
- Publication Date
- 2026-07-17
AI Technical Summary
Technical Problem
Existing technologies are costly and have complex circuits for acquiring multiple electrical signals, making it difficult to achieve efficient data acquisition.
Method used
A distributed high-speed data acquisition device is adopted, including a processor, differential amplifier circuit, multiplexer and A/D converter. The circuit structure is simplified by using multiplexer and differential amplifier circuit, and the electrode density is controlled by relay to improve acquisition efficiency.
Benefits of technology
It achieves efficient and low-cost multi-channel signal acquisition, with a simple circuit and an acquisition frequency of 100 times per second or more, making it suitable for electroosmotic dehumidification systems.
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Figure CN224521044U_ABST
Abstract
本实用新型公开了一种分布式高速数据采集装置及系统，数据采集装置中，多路选择器为2个16路选1模拟开关；差分放大电路为32路基于运算放大器的放大电路；32路采样信号分为两组，2组采样信号分别经2个16路选1模拟开关连接2个A / D转换器，处理器具有用于与监控主机通信的总线通信接口。16个阳极和16个阴极均与脉冲发生器相连；每一路阳极和阴极的通路上均设有用于采集电流信号的电流采样电阻控制该路脉冲信号通断的继电器。该装置与系统能快速检测多路信号，且能控制多路电极的通断，集成度高，灵活性好。
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