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Journal : JITEK (Jurnal Ilmiah Teknosains)

Developing Indoor Air Quality Monitoring System Using Internet of Things and Wireless Sensor Network Marti Widya Sari; Banu Santoso
JITEK (Jurnal Ilmiah Teknosains) Vol 7, No 2/Nov (2021): JiTek
Publisher : Universitas PGRI Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (589.741 KB) | DOI: 10.26877/jitek.v7i2/Nov.9763

Abstract

Since Indoor air quality heavily affects human health, the problem of indoor air quality needs serious attention, especially when the air quality is unfriendly and containing smoke. Therefore, it requires monitoring system to determine the smoke level in a room. This study aims to develop an indoor air monitoring system based on IoT and WSN to ease the users for monitoring the air quality in the surrounding environment. The research methods employed through library research, surveys and field observations, development system and testing system. The application development stage includes analysis, system design, implementation, and testing. The air quality level monitoring application was built with the web based programming language, MySQL database, and Arduino. The level of air pollution was measured by an MQ-2 sensor that serves to detect smoke levels and a web-based application to display information. The indoor air quality monitoring system is able to display the data result through website which can be accessed via the internet. Therefore, users can access the data from the smoke-level measurement of monitored surrounding environment. The testing of the system shows that this application is feasible and applicable to be used as a device to monitor indoor air quality levels.
SMART HOME APPS WITH VOICE USER INTERFACE Bayu Faris Arkan; Marti Widya Sari; R. Hafid Hardyanto; Banu Santoso
JITEK (Jurnal Ilmiah Teknosains) Vol 8, No 1/Mei (2022): JiTek
Publisher : Universitas PGRI Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26877/jitek.v8i1/Mei.11900

Abstract

The development of the concept of Internet of Things (IoT) makes people excited about making devices that can control electrical devices remotely even when they are not at home. This system is known as a smart home. This smart home system controls electrical devices such as lights, fans, sockets and door locks through a smartphone application with the Android operating system that is connected to the internet. The Android application has a login security system so that not just anyone can control the device. To be able to control the device, a NodeMCU ESP-8266 microcontroller is needed which is already connected to the internet network as a data receiver through the Realtime Firebase database and a relay as a regulator of electric current from the plug to the device. Device control can use 2 modes, namely voice recognition mode and manual button mode. Voice recognition mode uses a special command code listed in the application in the Guide menu or guide. Every activity in controlling electrical devices will be recorded in the activity log and stored in Google Sheets, so that these activities can be monitored and can save electricity usage.
IMPLEMENTASI RFID DI LINGKUP KEBENCANAAN DALAM MENGURANGI WAKTU TUNGGU PEMBAGIAN BANTUAN Banu Santoso; Windyarto Aziz Assidiqie; Marti Widya Sari
JITEK (Jurnal Ilmiah Teknosains) Vol 8, No 1/Mei (2022): JiTek
Publisher : Universitas PGRI Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26877/jitek.v8i1/Mei.11939

Abstract

Data collection system Distribution of disaster relief aid in evacuation centers which is still carried out conventionally where data collection on the identity of disaster victims will be recorded on a sheet of paper during the entry process at the refugee barracks, resulting in long queues and making it less conducive when distributing aid, it is necessary to design a system data collection service distribution of assistance to record the identity of disaster victims by using Radio Frequency Identification (RFID) in the form of a bracelet, by applying single-phase and multi-channel single-phase queuing models and using the prototyping method. The purpose of this research is to reduce the waiting time for the distribution of aid, so that there is no queue buildup. a data collection system with a conventional single-channel single-phase model should take 16 seconds, while a data collection system for distribution of assistance integrated with RFID takes only 2 seconds, while a data collection system for distribution of assistance with a conventional multi-channel single-phase model takes 22 seconds and which uses RFID takes 2 seconds. The trial results show that the distribution of assistance is faster when using a single-phase multi-channel queuing model.