IoT Enabled Worker Safety System - JoICSjoics.org/gallery/ics-1299.pdfIoT Enabled Worker Safety System Prof. Arpita Shah Assistant Professor Chandubhai S Patel Institute ... client

IoT Enabled Worker Safety System

Prof. Arpita Shah

Assistant Professor

Chandubhai S Patel Institute

of Technology

Charotar University of

Science & Technology

Changa, India

[email protected]

Prof. Divyesh Patel

Assistant Professor

Chandubhai S Patel Institute of

Technology

Charotar University of Science

& Technology

Changa, India

[email protected]

Prachi Desai

Student

Chandubhai S Patel Institute

of Technology

Charotar University of

Science & Technology

Changa, India

[email protected]

Abstract— This paper expects to develop a model for an electronic remote gas and temperature

checking device for expert's prosperity in sewage pipelines. The contraption is WSN based

microcontroller outfitted with straightforward and modernized sensor. The arrangement

joined a couple of units predominantly: Arduino Microcontroller, MQ-2, MQ-4, MQ-7, MQ-

135, DHT11, Gas and Temperature Sensors, and the present controller circuit. The

straightforward yields of the sensors are related with a microcontroller through an ADC for

mechanized banner change and data logging. A LCD demonstrate is moreover connected

with the microcontroller to demonstrate the estimations. For examination and recording

purposes, the data can be traded to a PC with a graphical UI program through a USB

interface. The contraption indicates deadly gas and pros progressing position, transmit

information remotely by methods for a graphical UI to give connecting help. By continues

checking, this device will inclined to lessen disasters and gradually saves a presence. The

device has various central focuses when stood out from other watching systems with respect

to its humbler size, enormous memory limits, on-contraption appear, cut down cost and more

important transportability. Index Terms— gas, temperature, sensor, microcontroller, web-based, wireless sensor

network (WSN)

1. Introduction

IoT is an arrangement of various devices related by correspondence progresses that result

in a structure that can screen, accumulate, exchange inspect and pass on vital new

information. Tomorrow's Smart System will be remote. The system strategy of watching and

motorization applications are both "going remote" and "going IP" to diminish foundation cost

and enhance Internet joining. Masters security is a stress and commitment with respect to all

associations, especially while talking about workplace prosperity. It is a basic commitment

regarding security affirmation pros to check and assert whether the worksite is suitable and

okay for the delegates to proceed with their step by step errands. Workplace prosperity ends

up fundamental when the district is impartially an ungainly zone. Most by far of the worksite

mishap that happen can truly be turned away if the worker's status is interminably checked

with the help of IoT devices and cross breed courses of action, which consolidates a

specialist's biometrics. This, accordingly, will help associations reduce their security cost

through overhauling worksite prosperity in a sharp and fruitful way. In this proposed

Journal of Information and Computational Science

Volume 9 Issue 8 - 2019

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structure IoT-enabled, master prosperity system for customized watching and following of

workers working inside Drainage pipeline. In those pipeline there are Sewer gas that contain

such blends as hydrogen sulfide, noticing salts, carbon dioxide, methane, nitrogen, and

hydrogen. The gases released by this blend of fixings, the result could be dead serious harm

to your respiratory or notwithstanding passing. To crush this condition made an embedded

system using two microcontrollers in light of the way that Arduino works progressed and

raspberry pi works basic while all the sensor works modernized. Wire correspondence

framework exist today in a large portion of mine has the issue to the wire or link

correspondence framework. They breakage, start any sort of issue distinguish the ecological

condition .They created to remote correspondence framework. The vast majority of the

remote correspondence framework utilizing zigbee innovation. They give long battery life,

low information rate and low power. This ability gives arrangements that enhance specialist

productivity and security, including without hands tasks of modern gear and laborer

movement discovery. IOT incorporates buyer level gadgets, for example, heart observing

wellness groups or savvy home appliances.Machines advice or work how to improve

profitability or identify a disappointment before it happens, in our task possibly spare an

existence as well. Underground passage, the wired correspondence framework isn't so viable.

Fig.1 Working The Whole Safety System

In the current year Internet of things for underground mine idea connected. Correspondence

assumes an essential part for a security. Mining industry faces numerous progressions

identified with the wellbeing and security. They connected new technique to expand laborer

wellbeing and diminishment of the expenses. To diggers are figure out how to risks issue.

Mining task C0,C02,CH4, some lethal gases ,Humidity, Temperature parameters to

consideration and persistent required to security of the underground mines. They have

nonstop checking and spare the specialists life. They utilized the distributed computing

innovation give ongoing information are consistently refreshed to dashboard and find, impart

to diggers any threats circumstance. The Internet of Things (IoT) system of numerous gadgets

associated by correspondence innovations that trade, dissect and convey significant new

ways. IBM Blue mix is a cloud arrange as an organization (PaaS) made by IBM. It supports a

couple of programming lingos and administrations and likewise joined DevOps to make, run,

send and administer applications on the cloud. Blue mix relies upon Cloud Foundry open

advancement and continues running on Soft Layer system. Blue mix reinforces a couple of

programming dialects including Java, Node.js, Go, PHP, Swift, Python, Ruby Sinatra, Ruby

on Rails and can be extended to help diverse tongues, for instance, Scale utilizing assemble

packs. Blue blend is the latest cloud offering from IBM. It enables affiliations and architects



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to quickly and easily make, send, and regulate applications on the cloud. Blue mix is a usage

of IBM's Open Cloud Architecture in view of Cloud Foundry, an open source Platform as a

Service (PaaS). Blue mix conveys undertaking level administrations that can undoubtedly

coordinate with your cloud applications without you having to know how to introduce or

design them. This article gives an abnormal state portrayal of Cloud Foundry and Blue mix

and layouts the highlights and administrations that were a piece of the open beta of Blue mix,

which make it a convincing PaaS in the market today.

Why Blue mix?

Blue mix is an execution of IBM's Open Cloud Architecture, in light of Cloud Foundry, that

empowers you to quickly make, convey, and deal with your cloud applications. Since Blue

mix depends on Cloud Foundry, you can take advantage of a developing biological system of

runtime structures and administrations. Notwithstanding giving extra systems and

administrations, Blue mix gives a dashboard to you to make, see, and deal with your

applications and administrations and in addition screen your application's asset utilization.

The Blue mix dashboard additionally gives the capacity to oversee associations, spaces, and

client get to.Bluemix gives access to a wide assortment of administrations that can be

consolidated into an application. Some of these administrations are conveyed through Cloud

Foundry. Others are conveyed from IBM and outsider sellers. New and upgraded

administrations are added to the list regularly. To see the present rundown of runtimes and

administrations, and their status go to the Blue mix inventory. Blue mix is a distributed

computing stage that furnishes engineers with various administrations and APIs in light of

Cloud Foundry Runtime Environments, Docker based Containers and Open stack VMs. The

conditions incorporate run-circumstances such as Node.js, IBM Liberty, Ruby, Python or

other (Cloud Foundry based) form packs It additionally gives administrations and APIs which

can be incorporated into your surroundings. These incorporate Internet Of Things, Analytics

(like Apache Spark, Apache Hadoop) Databases (counting DB2, Postgres, Mongo, Cloudant,

and so on), Workflow motors, Application Servers, and so forth. Node RED is a

programming instrument for wiring together hardware devices, APIs and online organizations

in new and captivating ways. It gives a program based editors that makes it easy to wire

together streams using the broad assortment of centres in the palette that can be sent to its

runtime in a single snap. Features Get Started Community. Intends to outline a model

vigorous, high exactness, wide-region situating framework for underground mine

surroundings to meet the prerequisites of crisis following and mine efficiency change.

II. PROPOSED SYSTEM

The proposed system is recognizing sewer gases and sending the sensor information on a

LCD screen. The objective is to design and execute the system to exhort the master when

there is a risk and logging each one of the data into dashboard screen for advance neighboring

help. The structure that we have made is fit for social event four air quality parameters from

different territories in the meantime. The device have the sensors in two separate sensor

shields to make the sensor center littler and accommodating. From this time forward, two



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sorts of sensor shields are illustrated which have assorted sensors with basic interfacing

circuit.

Block Diagram:

Figure 2.1 Block Diagram of proposed system

The Type I sensor shield has the CO2, methane and the temperature and clamminess sensors

while the Type II sensor shield has the CO, LPG, and the temperature and Humidity sensors.

The temperature and dampness sensor is determined to the two sorts of the shields to watch if

the yield of gas sensors depended upon the stickiness and temperature assortments. The

temperature and moistness sensor DHT11 and DHT22 is a modernized sensor and it is

negligible with low power use and whole deal quality. The sensor is pre-adjusted and it can

be related particularly to the modernized data and yield pins of a microcontroller with no

additional interfacing equipment. The yield movement from DHT1 and DHT22 is a 40-bit

data with temperature and clamminess estimations in suitable outlining units. In the

framework have set up association amongst controller and system then they read the sensor

esteem show on lcd screen. Every one of the information will be transferred on the cloud and

check to sensor edge esteem. Sensor esteem are not as much as so specialist are sheltered

position and method are stop. Be that as it may, sensor Value are more prominent than so

specialist are in perilous circumstance and caution Gmail or sms are send to the closest

individual and they spare the workers life.

Figure 2.2 Flow Chart of Proposed System



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SYSTEM DESIGN

A) Hardware design

Hardware component

Arduino Mega 256

ESP8266-01 Wi-Fi module

DHT11 Temp/Humidity Sensor

MQ2 Gas sensor

MQ4 CH4 Sensor

MQ135 C02 Sensor

MQ7 CO Sensor

DHT11 Temperature Sensor

DHT22 Humidity Sensor

20x4 LCD

Wires

1) Arduino MEGA

The Arduino Mega 2560 is a microcontroller board in light of the At mega 2560. It has 54

electronic information/yield pins (of which 15 can be used as PWM yields), 16 basic

information sources, 4 UARTs (hardware serial ports), a 16 MHz valuable stone oscillator, a

USB affiliation, a power jack, an ICSP header, and a reset get. It contains everything

anticipated that would help the microcontroller; fundamentally connect it to a PC with a USB

connection or power it with an AC-to-DC connector or battery to begin. The Mega 2560

board is great with most shields expected for Arduino/Genuino Uno.

Microcontroller ATmega2560 Operating Voltage 5V Digital I/O Pins 54 (of which 15

provide PWM

output) Analog Input Pins 16 DC Current per I/O Pin 20 mA DC Current for 3.3V Pin 50 mA Flash Memory 256 KB of

which 8 KB

used by the boot

-

loader SRAM 8 KB

EEPROM 4 KB Clock Speed 16 MHz Length 101.52 mm Width 53.3 mm

Table: Specification of Arduino Mega



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Figure 2.3 Arduino mega

2) Sensors of humidity and gas

LPG Sensor(MQ-2)

MQ-2 gas sensor is SnO2, which with cut down conductivity in clean air. At whatever

point the objective combustible gas exist, The sensor's conductivity is more higher close

by the gas obsession rising. Mercifully use clear electro circuit, Convert change of

conductivity to relate yield banner of gas center. MQ-2 gas sensor has high sensitity to

LPG, Propane and Hydrogen, moreover could be used to Methane what's increasingly,

other ignitable steam, it is with insignificant exertion and sensible for different

application.

Figure 2.4 (MQ-2 Sensor)

CO2 Sensor(MQ -135)

The MQ135 sensor has Features like awesome affectability and selectivity to CO2, low

stickiness and temperature dependence long security and reproducibility. This sensor

Application are air quality control, develop process control room.




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Carbon monoxide gas sensor (MQ -7)

They are used as a piece of gas recognizing gear for carbon monoxide (CO). The wrapped

MQ-7 have 6 stick, 4 of them are used to get signals, and other 2 are used for giving warming

current.

Figure 2.6( MQ-7 Sensor)

Temperature sensor & Humidity sensor (DHT11)

This sensor have 3 stick VCC, GND and one is for signal. Tackles 3.5-5.5V DC control.

Single-transport data is used for correspondence among MCU and DHT11, it costs 5mS for

single time correspondence.

Figure 2.7 ( DHT11)

CH4 Sensor(MQ-4 Sensor)

They are used as a piece of gas spillage distinguishing kinds of apparatus in family and

industry, are proper for perceiving of CH4,Natural gas.LNG, keep up a vital separation from

the commotion of alcohol and cooking fumes and tobacco smoke.




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MQTT

In this framework utilization of MQTT convention has been utilized as a light hold up

convention While HTTP is the accepted convention for the human web, correspondence

between machines at scale requires a change in perspective—directing far from ask

for/reaction and driving towards distribute/buy in.. It guarantees information transmission and

productive allocation. It is sensible for obliged condition than It works gainfully meander

level applications in view of its ultra-lightweight, greatly adaptable, and simple to-actualize

convention MQTT.

3) Software Used :

i) Arduino IDE 1.8.5

o -for programming Arduino Mega 2560

o -for debugging Program

ii) Libraries for Hardware Programming

o WiFiEsp- for esp8266 module

o PubSubClient-forimplementationof IoT feature Publish/Subscribe of MQTT

o DHT- for Temp/Humidity sensor

o LCD/LiquidCrystal_I2C- for lcd display

o Arduino Json- for json format

iii) Environment

(Server Side)

o IBM Blue mix service as a server.

o IBM internet of things Platform on top of IBM blue mix server.

o Node.js service on top of IBM blue mix server for NODE-RED application.

o NODE-RED application for wiring different service of IoT Platform and Hardware to

Display Sensors Live Reading on website.

(Developer Side)

o Windows 7 Ultimate

o (RAM Processor)4GB RAM and Intel(R) Core(TM)i5-2450M CPU(it's also your

hardware environment)

o Good Internet Connectivity

o Browser



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III. EXPERIMENT AND RESULTS

The IoT server regularly collects the listed measured parameter and plots on graphs with

reference of date they measured. Thing speaks channel settings can be changed as per figure

showed.

Figure 3.1 Graph of sensor reading in chart as well as gauge

Serial

no

Temperature Humidity LPG CH4 CO2 CO

1) 33 C 59% 33 14 170 8

2) 33 C 60% 6 9 170 15

3) 33 C 60% 4 40 177 16

4) 33 C 60% 30 114 177 92

5) 33 C 59% 46 14 184 20

6) 33 C 60% 3 5 70 46

7) 33 C 60% 2 10 285 1

Table: Reading of all sensors



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LCD INTERFACING

Here we have interfaced a character based 16x2 LCD for displaying information regarding

different parameters like Temperature, Humidity etc.



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Figure 3.2 LCD with sensor information



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Figure 3.3 Hardware setup module

CONCLUSION

The proposed system is cheap and components are readily available. It is portable and easily

upgradable. Adding with different types of sensors along with the proposed system, we can

make many smart applications Heart Rate(HR) monitor, body temperature monitor. With the

addition of GPS module can locate from anywhere.HR monitor, body temperature monitor

system is the future improvement of proposed system which notifies intrusion by an SMS or

Gmail. This project is a prototype for various safety applications based on Arduino mega and

internet of things.

ACKNOWLEDGMENT

I extend my earnest on account of Head, Dr. Ritesh Patel, Department of CE. Furthermore my

sincere thanks to Mr. N N jani, Head of the Green Field Pvt limited for their backing to

complete this exploration work effectively.

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IoT Enabled Worker Safety System - JoICSjoics.org/gallery/ics-1299.pdfIoT Enabled Worker Safety System Prof. Arpita Shah Assistant Professor Chandubhai S Patel Institute ... client