scholarly journals Design of Acceleration’s Monitoring System by Computer with Bluetooth Communication to Determine Intensity

Author(s):  
Ijabatul Khoirunnisa ◽  
Frida Agung Rakhmadi ◽  
Nugroho Budi Wibowo

Indonesia lies on the junction of three large plates, resulting in frequent occurrence of earthquakes. This research is trying to design a building acceleration monitoring system which the purpose of this research was to create and characterize the acquisition system, to create and test the building acceleration monitoring system by computer with bluetooth communication. This research was conducted in five phases: making the data acquisition system, characterizing of data acquisition system, making monitoring system, data sampling of monitoring system, and data analyzing of monitoring system. The result of this research showed that transfer function and correlation coefficient of data acquisition on each axis was: yx=16,722α0x+0 rx=1 ; yy=16,722α0y+0 ry=1 ; and yz=16,722α0z+0 rz=1. Sensitivity of the acquisition system on each axis was 16,722 bit/gal. Acceleration data of monitoring system has range -0,17944 gal to 0,119628 gal which intensity 0 MMI. Accuracy of earthquake’s monitoring system on x axis was 97,204%, y axis was 97,374%, and z axis was 97,210%.

2014 ◽  
Vol 556-562 ◽  
pp. 1515-1519 ◽  
Author(s):  
Zhi Li ◽  
Da Hua Chen

High speed analog signals output by test object in the field of testing and controlling is typical. This paper designed a high-speed AD data acquisition system responding to this situation. In the design of the system, data is first conditioned by the analog channel. FPGA is then employed to receive, decelerate, reorganize and store the high-speed LVDS data output by AD. Data is displayed in computer after being collected by ARM from FGPA. Real circuit designing demonstrated that the high-speed data acquisition system of AD based on 100M bandwidth of analog channel is workable.


2012 ◽  
Author(s):  
Ruzairi Abdul Rahim ◽  
Zhen Cong Tee ◽  
Kok San Chan

In the past, most of the researches in tomography system concentrated more on the design of the sensor, and made use of the data acquisition system as the interface to the personal computer. This will increase the cost of the system. In this project, Universal Serial Bus was successfully implemented in an optical tomography system, providing a low cost, high–speed data acquisition system. The system, however, is an offline system. The system had successfully processed all the data in the lower level, using the micro controller before sending the data into the PC through the USB. Key words: Universal Serial Bus, optical tomography system, data acquisition system, tomogram


2013 ◽  
Vol 798-799 ◽  
pp. 647-650
Author(s):  
Geng Zhang ◽  
Hao Xu

Data collection in the important position of modern industrial production and scientific research is increasingly outstanding, as well as the real-time collection, real-time transmission and real-time processing of high speed data acquisition requirements are constantly improve. In addition, for different occasions, the data acquisition system of data sampling parameters are different. PLD as a universal integrated circuit, its logic function according to user's programming on the device, this paper introduces the high-speed data acquisition system based on PLD, mainly expounds the software design of the system, this paper introduces a simple PLD system, using FPGA as the data acquisition chip, the main measure the infrared remote control code acquisition, based on EDA technology to design a core, using DMA access to data, to achieve high-speed system requirements.


2011 ◽  
Vol 55-57 ◽  
pp. 1834-1838
Author(s):  
Ping Wang ◽  
Xiu Ying Dong

The paper introduces the design of the portable intelligent monitoring system based on Bluetooth sensors, the system is made up of three main subsystems: physical state data acquisition system based on Bluetooth sensor, wireless communication terminal, and hospital monitoring center. The physical state data acquisition system monitors the main physical parameters of human being real-time and sends to wireless communication terminal by Bluetooth, wireless communication terminal receives the physical parameters and recognizes the physical state of human being with intelligent data fusion algorithm. The abnormal data will trigger the communication terminal send an alarm message to hospital monitoring center, and the abnormal data will be transmitted to hospital, and then the doctor can diagnose the condition of the human being.


2020 ◽  
pp. 285-288
Author(s):  
Kirubakaran S ◽  
Kamalanathan C ◽  
Dinesh Ponnuswamy

Pressure of tire is measured using Tire Pressure Monitoring System (TPMS) model. By measuring the tire pressure, the fuel can be saved and the vehicle can be controlled in better way. The real of tire pressure can be monitored in real time and if the pressure of the tire goes out of the threshold this system gives alarm and alert the driver to ensure the driver safety, hence the life of the driver can be safeguard and pre-warn the driver and passengers. TPMS consists of an electronic unit that sense the tire pressure displays it to user in a LABVIEW platform. This unit includes a pressure sensor and Data Acquisition System. The output of the pressure sensor is given to the Data Acquisition System. Then the DAQ is interfaced with PC to display the tire pressure in the dashboard using the LABVIEW platform. If the tire pressure crosses safe pressure level a warning is generated


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