To Realize the Detection and Control of Environment Temperature and Optical Intensity Based on AT89S52

2012 ◽  
Vol 594-597 ◽  
pp. 1093-1097
Author(s):  
Tao Xiang Yang ◽  
Shi Liang Bi

This device is designed to monitor the temperature and optical intensity in specific entironment and situation, and then to carry out the related follow-up treatment and control. The device is based on microcomputer AT89S52 to manage the information collected by the temperature sensor monolithic integrated circuits DS18B20, light intensity sensors and light-sensitive resistance. And the managed result is displayed by the man-machine interface FYD12864 . After that,the collected data is analysed and compared with the predicted data ,and then it will give an alarm when the data exceeds the provided standard..

1992 ◽  
Vol 25 (1) ◽  
pp. 235-238
Author(s):  
E. Colozza ◽  
P. Groppelli ◽  
M. Maini ◽  
A. Scianna

2013 ◽  
Vol 670 ◽  
pp. 26-30
Author(s):  
X.J. Wang ◽  
X.G. Fu

By the design of the visualization system of the LPG shuttle kiln, the friendly man-machine interface is achieved, which is helpful for the change, expansion and upgrade of the system. It is studied that the general schemes of the visualization automatic control system of the LPG shuttle kiln in this article. The choice of the hardware devices, especially the system nucleus units including temperature transducer, A/D or D/A intelligent module, RS232/485 converter, relay, actuator, etc, and the connection and control strategy of the hardware of the control system, is analyzed emphatically. A/D or D/A intelligence module, RS232/485 converter, relay, actuator, the joint and control strategy of the hardware of the control system, etc. With the widely application of the intelligence control system, the foreground of the visualization system of the shuttle kiln will be better and better.


Author(s):  
Dipali Bansal ◽  
Rashima Mahajan ◽  
Sujit Roy ◽  
Dheeraj Rathee ◽  
Shweta Singh

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