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This paper introduces a kind of measurement and control system based on CAN bus in modern greenhouse. The sensors, the hardware control structure and the design, function and module structure of the monitoring software of the system are described in detail. The introduction of CAN bus can improve the reliability and real-time of the system. And the test shows the measurement and control system can...
To demonstrate the feasibility and validity of 2-D CVIB (Cyclic variation of Integrated Backscatter) imaging method, animal experiments were conducted. Among 10 anesthetized open-chest dogs, acute myocardial ischemia was induced by occluding left anterior descending coronary artery. While scanning normal hearts and ischemic hearts with the ultrasonic B scanner, digital radiofrequency data were acquired...
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