AN AUTOMATIC ELECTRONIC CONTROL CIRCUIT FOR OPENING AND CLOSING CURTAINS BY USING LDR SENSOR

 Curtain is a piece of cloth or other material, sometimes arranged so that it   can be drawn up or sideway, hanged  for decoration as at a window, or cover conceal. There is manual method used to open and close the curtain  in Tanzania residential houses or commercial or institute houses and industrial such as remote … Read more

AN IMPROPER WEIGHED TINS ISOLATION SYSTEM

 ATCB-  Afri-tea & Coffee blenders (1963) limited, is the company situated at Bandari load, opposite  gate number 4 of the main port at Dar es salaam. This company deals with packing of the tea and coffee for the consumable purposes. The project is going to be beneficial for the company and whole society who faces … Read more

AN AUTOMATIC LAMP SWITCHING CIRCUIT BY USING SENSOR AND REMOTE CONTROL

 During the present day’s technology is all about automation and wireless control of all equipment’s used in house, industries and factories. Equipment that can be controlled wirelessly is more easily maintained and it responds very fast comparing to the manual operating. It increases safety as well as speed of operation in times of failure or … Read more

AN AUTOMATIC INDICATOR FOR STATE OF CHARGE OF THE BATTERY AND LOAD DISCONNECT.

Battery is the device that stores electrical energy. Major categories are primary batteries and secondary batteries. So primary batteries become empty cannot charge while secondary batteries because once used and become empty charge again. So battery is among one of power sources that has become one of important resources that man can cannot make up … Read more

DETECTION EARTH FAULT AND SHORT CIRCUIT FAULT IN 3-PHASE ELECTRIC CABLES

Electrical energy is generated in the generators’ stations, it distributes to the different loads in different places in the company. So distribution of electrical energy via electrical cables which have insulators.In these electrical cables faults may occur such as earth fault or short-circuit fault and cause problems in a company. Therefore I design a system … Read more

OVERVOLTAGE AND UNDER VOLTAGE DETECTION SYSTEM

This project’s goal is to create a low-voltage and high-voltage tripping mechanism to safeguard the load against harm. In houses and businesses, the AC mains supply fluctuates often. In these circumstances, delicate electrical equipment is readily harmed. To safeguard the load, it is better to include a tripping mechanism. If the input voltage drops below … Read more