fire extinguisher
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2021 ◽  
Vol 6 (12) ◽  
pp. 2172-2175
Author(s):  
Sudirman Sudirman ◽  
Hasan Basri

The Samarinda State Polytechnic has a hydrant that does not work, because the installation is damaged and is 35 years old. Currently, a simple fire fighting water installation has been made at three points with a length of 257 meters for 16 buildings, which utilizes lake water inside the Samarinda State Polytechnic campus. Therefore, this service activity is intended to provide skills for security guard in the Samarinda State Polytechnic regarding the use of hydrants. The specifications of the equipment used are portable centrifugal pumps with a maximum capacity of 700 liters/minute, a horizontal reach length of 40 meters, a vertical height of 12 meters and a pump pressure of ±5 bar. The results of this activity revealed that all security guard at the Samarinda State Polytechnic were able to operate a simple fire extinguisher installation. In addition, security personnel also have the ability to maintain a fire pump engine.


2021 ◽  
Author(s):  
Mohamed Abdalla Almughani-Alnaqbi

Abstract Objectives/Scope This paper presents the variety of possibilities that this new technology can offer and how we can apply those technologies to optimize our HSE and take preventive measures that will be economically and humane solutions to crises. New technology, including Artificial Intelligence & Robots, does not necessarily mean it will replace human jobs and human judgment but will be used as tools to minimize hazards in critical situations and helps to solve the problems in a faster and efficient way. Methods, Procedures, Process The recommended technology to fight fire in hazardous zones can be described as a “firefighting drone.” This drone can be considered a faster and safer approach for fire suppression that can respond to any fire alarms and fly in narrow places inside the live plant, crude oil storage tanks, and navigate quickly to exact fire location without any fear of crashing it to anything and eliminates the risk of reaching high rise buildings where it is not secured and has low visibility. One such method is a firefighting drone that carries fire extinguisher balls, where it mainly consists of dry powders that contain melamine phosphate as an extinguishing component. This extinguishing ball works as a fire auto hydrant that is attached to the drone. This mechanism helps the drone carry the fire extinguisher balls to any place and throw the ball into the fire to suppress it. The main advantage of such fire extinguisher balls is its lightweight comparing to water, and it is environmentally safe and harmless to the human body if used in hazardous zones such as oil and gas plants. Results, Observations, and Conclusions Studies show that fire extinguisher balls have high extinguishing effectiveness and serve a wide range of applications. Results show that around 0.5 kg ball size has the ability to extinguish a 1-meter radius. This paper explains how easy its to build such a drone. However, due to the nature of this application using thermal resistance material is a must, and utilizing Artificial Intelligence will enhance the drone capabilities & will help to improve firefighting methodology. This type of drone is designed to be used in very high-temperature conditions and can be controlled safely from a ground station manually where you can see the fire location and assess the situation without the need to be there and wait for the fire team's presence. Novel/Additive Information With the use of the new lightweight fire extinguish ball, we can enhance the typical current firefighting method for small and medium-scale fire, where it puts out the fire faster & help us prevent it from growing to a more significant fire. The ultimate goal of this drone is to save the life of firefighters, plants, and equipment. Since the oil and gas industry is of high importance in the UAE, using proper and enhanced HSE measures will maintain our assets and avoid crises that will have a massive impact on business continuity.


Author(s):  
Teerapong Suejantra ◽  
Kosin Chamnongthai

Classification of fuel in the early stage of fire is important to choose the appropriate type of extinguisher for extinguishing fire. This paper proposes a method of fuel prediction based on heat information for intelligent fire extinguisher in an indoor environment. Fire flame in the early stage is first detected based on patterns of differences between consecutive thermal image frames in which temperature grows up rapidly and reveals a sharp positive slope. Then candidate flame boundaries are detected in the thermal image frames during the early stage, and boundary matching is performed among the frames. These matched boundaries are classified as fire flame and fuel class based on LSTM (Long short-term memory) for extinguisher selection. Experiments were performed with 300 samples for classification into four classes of fuel, and the results based on 9:1 training and testing ratio showed 92.142% accuracy.


2021 ◽  
Vol 2062 (1) ◽  
pp. 012012
Author(s):  
Abul Hassan Laiq ◽  
Bheem Kant Kaushal ◽  
Mohan Kumar ◽  
Chandan Choubey

Abstract Fire occurrences are the disaster that can cause many humans as well as animal death, property mutilation and disabilities to affected humans. The main motive to develop this robot is to overcome the loss of human lives and get best of this disaster. The idea is to develop a robot that will be used for fire extinguishing purpose and save a huge number of human lives. Keeping in mind that the human and animal lives are important to work upon. A low-cost robot will be developed for fire extinguisher. Arduino programming will be done wisely so that the flame sensor can work accordingly. Small and low-cost robot will definitely reduce the chances of fire to get to its extreme level.


2021 ◽  
Author(s):  
Akash Sugathan ◽  
Manoj Balakrishnan ◽  
Abhijith A. Pillai ◽  
Arjun R ◽  
Athul P. Varghese

Abstract In this study, a dual operated firefighting robot was designed, fabricated and analyzed. The robot can be operated in both RC and automatic modes. The robot consists of three different types of system units- fire detection system, extinguishing system and communication system. The fire detection system uses flame sensors for detection of fire. The extinguishing unit consists of fire extinguisher cylinder mounted on the robot which can be controlled by the user through a remote. . The fire extinguisher is operated with the help of a relay circuit. The whole set up is controlled and monitored by the main controller or microprocessor. Using a belt drive enables the robot to climb stairs. The main chassis consists of 400mm*390mm aluminum profile. Four motors, each of 60 rpm, are used which provides adequate thrust for motion. The power supply for the functioning of robot is provided by a 12V, 7 AH battery. The compact design of the firefighting robot enables it to enter small or narrow space with ease. More over the dual operation ability of the robot helps to increase the overall efficiency of the robot.


Author(s):  
Karthik S N

These days there is a rapid increase in automobile utilization in urban and rural areas, along with this there is an increase in the number of accidents related to automobiles. Apart from user/ driver related accidents a large number of other reasons cause fires in automobiles. Three components are needed to make a fire, Oxygen, Fuel and a source of ignition. Car fires are usually caused due to issues associated with fuel, electrical systems, the exhaust system and petroleum based fluids. By far though, the biggest causes of vehicle fires are fuel (gasoline) related. The source of fire can be external or within the vehicle itself. Vehicle fires used to be quite common. Back in 1980’s there were 456,000 car fires. In 1978 a big issue occurred with Pintos catching on fire. This led the manufacturers to look at what design changes in vehicles will limit the three elements of the fire triangle from coming together. Our project aims to design a device which automatically detect fire in vehicles and suppress them to prevent further damage to the vehicle. The device which contains sensors and an extinguisher and a microprocessor can be placed under the hood of vehicles near the engine compartment and works when the engine (or any other part) catches fire. This application minimizes the possibility of death or injury and loss of property due to fire accidents in vehicles.


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