Digital tachometers are particularly suitable for the precision measurement and monitoring of all time related quantities, which are able to be converted into a proportional frequency using appropriate sensors timerelated quantities include rotational and linear velocity, flow rate and related quantities. Ir sensor get penetrate by motion of motor shaft, signal are transfer from ir senor. Tachometer is a measuring instrument used for measuring the speed of a rotating body. I am doing this digital tachometer as my 3rd year project. The electrical tachometer in turn can be an ac tachometer or a dc tachometer. Digital tachometer free download as powerpoint presentation.
Digital tachometer period measurement principle for. The industrial name of this instrument is tachometer. Ee 331 design project final report u of s engineering. The unit of measured speed by tachometer is expressed in revolution per minute or rpm. This book is writ ten for all the people who love innovation. Digital tachometers for speed and position measurement. A three digit contact less digital tachometer using 8051 microcontroller which can be used for measuring the revolutionssecond of a rotating wheel, disc, shaft or anything like that is introduced in this project. Digital tachometer electrical engineering computer. Spd100 signalpowered digital tachometer it appears you dont have a pdf plugin for this browser. The tachometer can be connected 6v direct current stable voltage power in favor of using for long time. Digital speedometer and odometer circuit using pic.
This microcontroller based tachometer measures the rpm of most shop floor tools and many household machines without any mechanical or electrical interface. Digital tachometer operation manual globalmediapro. Convert various documents from your computer into the pdf format and edit pdf files by. In this project you will be able to calculate the speed and distances covered by any rotating object and display them on a 16x2 lcd screen. A tachometer is basically used to measure angular speed of a motor. Watch full video for step by step tutorial to know how to make a tachometer rpm meter working principle. How to make arduino based digital tachometer rpm counter. It can be mechanical device with a warm gear and spindle arrangement or an electrical device which converts the angular speed into electrical signal. Contact part and photo part can be switched value at any time. The tachometer can measure up to a maximum of 255 revsec at an accuracy of 1 revsec. A compact, yet powerful application that helps you split a pdf file based on its textual content. Pdf design and implementation of a digital tachometer. Contactless digital tachometer using 8051 microcontroller.
Design of a high precision digital tachometer for speed and position measurement. Download free acrobat reader dc software, the only pdf viewer that lets you read, search, print, and interact with virtually any type of pdf file. Microcontroller based tachometer full project with. New surface speed sensor with flute vials to measure speed and length of wire, cable and rope.
1122 1536 1264 1627 1008 342 298 1518 966 1385 713 427 142 1562 668 1229 41 1452 1487 1293 333 440 1456 214 1554 1201 370 1326 151 608 710 1404 175 769 633 958 748 1265 423 335 456 1254 802 207