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1983 articles for “DHT-11 Sensors” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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Development of an Arduino-Based Water Quality Monitoring System Using Turbidity Sensor
Abstract: Clean drinking water is essential for human health since dirty water can lead to serious diseases such as diarrhoea, cholera and typhoid and long-term diseases such as kidney damage, cancer and child development problems. Though hard water is less dangerous, it causes dry skin and kidney stones and saline water causes high blood pressure. The Water Quality Monitoring System exists as a solution against existing water safety issues. The system …
Published in Journal of Water Pollution & Purification Research · Vol. 13, Issue 1, 2026 · pp. 26–31 Read article
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Sensorless Direct Power Control of Brushless DC Motor Drive using Unknown Input Speed Observer
Abstract: This paper proposes the speed control of brushless DC (BLDC) motor via direct power control (DPC) method as a novel and effective strategy in electrical drives applications. The DPC has some advantages rather than other control methods of BLDC motor including simpler control algorithm and faster dynamic response. In proposed BLDC motor drive based on DPC strategy, space vector modulation (SVM) voltage source inverter is employed. To enhance the drive …
Published in Journal of Control & Instrumentation · Vol. 6, Issue 3, 2015 · pp. 31–41 Read article
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Design of Photonic Sensor for Driver Assistance
Abstract: AbstractA report from National Highway Traffic Safety Association, USA, states that 100000 police reported crashes are a result of driver fatigue. This figure would be quite mind boggling for developing nations, where work periods are usually extended without conducting detailed scrutiny. Sophisticated vehicles are equipped with sensors for assisting drivers and providing them with time-critical accident alerts. However, there is a need to develop cheap and reliable sensors for 24x7 …
Published in Journal of Electronic Design Technology · Vol. 9, Issue 2, 2018 · pp. 14–23 Read article
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Applications of Wireless Sensor Network
Abstract: Wireless sensor networks (WSNs) have grown in popularity in recent years and have a wide range of applications, including health, the environment, and the military. Despite its impressive capabilities, the creation of WSN remains a difficult endeavor. Several programming approaches that focus on lowlevel system concerns have been offered in current real-world WSN installations. WSNs are a type of network made up of interconnected sensor nodes that communicate wirelessly in …
Published in Journal of Mechatronics and Automation · Vol. 8, Issue 3, 2021 · pp. 44–49 Read article
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Selection of Cluster Head in Wireless Sensor Network towards Extending Network Life Time
Abstract: Reduced energy consumption and extended lifetime are basic requirements of Wireless Sensor Network (WSN) with distributed nature and dynamic topological changes. The motes are arranged in clusters and only one mote is chosen as cluster head to synchronize and data routing. The proposed work introduces an innovative approach of choosing cluster head in artificially intelligent wireless sensor network. In the proposed work, the residual energy consumption plays the major role …
Published in Journal of Microcontroller Engineering and Applications · Vol. 3, Issue 3, 2016 · pp. 1–10 Read article
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IOT Based Worker Safety Monitoring and Alerting System in Coal Mines
Abstract: Protection is the most dynamic fragment of any kind of industry. In the mining industry, protection and security are essential. To evade any kind of fortunes, the mining industry tracks some elementary safety measures. Still, fate plays out in deep mines as temperatures rise, water levels rise, and methane gas leaks. Currently, we offer protection to employees. When an employee is at risk, he can press the panic switch to …
Published in Journal of Microelectronics and Solid State Devices · Vol. 10, Issue 2, 2023 · pp. 28–36 Read article
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Correlation Between XRD Analysis and Mechanical Characterization Using Lens Manufactured Specimens Based on IoT Sensors
Abstract: The advent of the Internet of Things (IoT) has enabled the seamless integration of sensors into the manufacturing process, facilitating the collection of real-time data for analysis and optimization. The correlation between X-ray diffraction (XRD) analysis and mechanical characterization is investigated using specimens manufactured through the Laser Engineered Net Shaping (LENS) technique. The study focuses on three different materials: brass, SS202, and SS304. XRD analysis is employed to determine the …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 41–58 Read article
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A Novel Approach of Sensorless Control of BLDC Motor with Z-Source Inverter
Abstract: Brushless dc motors are getting more attention in many areas owing to its compactness, maintenance, high efficiency and low cost. Precise detection of rotor position is essential to achieve high efficiency. Back EMF method is one of the most popular control methods for sensorless brushless dc motor. But this method is not suitable for high-speed operation, for the pulse width of zero-vector may be very short. This paper proposes an …
Published in Journal of Power Electronics and Power Systems · Vol. 8, Issue 3, 2018 · pp. 9–16 Read article
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Analysis of MEMS based Micro-hot Plate for Gas Sensor
Abstract: AbstractThe Micro-hot plate is the one of the key component of the gas sensor, which is used to achieve and control the high temperature to detect the various changes occurs at the sensing layer of the sensor. In this paper, three different types of geometry of micro hot plate such as single meander, double meander and modified spiral based Micro-hot plate using two different types of materials- platinum and titanium …
Published in Journal of Semiconductor Devices and Circuits · Vol. 6, Issue 2, 2019 · pp. 1–5 Read article
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Micro-cantilever Sensors for Efficient Gas Sensing
Abstract: AbstractMicro-cantilever has been progressively used for the development of miniaturized sensors for gas sensing, biochemical analysis, medical applications and quality and process control. Micro-cantilevers are fabricated with rectangular silicon slabs having thickness below 1 µm. For gas sensing applications, Si cantilever surface is modified with appropriate sensing materials for selective adsorption of gas/vapor or biomolecules. The bending of the cantilever due to different surface conditions is measured with laser beam …
Published in Journal of Semiconductor Devices and Circuits · Vol. 6, Issue 3, 2019 · pp. 16–24 Read article
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Health Monitoring Iot Based Virus Fever Detection System Using Non Inversive Method
Abstract: Health monitoring IoT to detect and count platelet to diagnose virus Fever this reduces labour intensive, time and cost. Vital signs are indicators of the body's fundamental processes. Body temperature, heart rate, breathing rate, and respiration are the four primary vital indicators that healthcare professionals regularly check (respiration). They can be measured in a hospital, at home, during an emergency medical situation, or while travelling. On-invasive blood related parameters covering …
Published in Recent Trends in Electronics Communication Systems · Vol. 9, Issue 3, 2022 · pp. 19–26 Read article
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An Energy efficient routing algorithm for heterogeneous Wireless Sensor Network
Abstract: Wireless sensing network is con- sisting of sensors and sink that is self- organized and infrastructureless network. En- ergy plays a very important role for the life- time, coverage and connectivity of network. In this paper, proposed protocol has two level heterogeneous wireless sensor network inwhich Residual Energy and distance of node from base station in which every sensing ele- ment node is taking into account to maximize the life …
Published in Recent Trends in Sensor Research & Technology · Vol. 8, Issue 1, 2021 · pp. 1–9 Read article
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Incorporating Mobility to Sensor Networks during Node Failure and Their Analysis for Radio Propagation Models
Abstract: AbstractWireless sensor networks are expected to find wide applicability and increasing deployment in the near future. It consists of spatially distributed autonomous sensors to monitor physical or environmental conditions and to cooperatively pass their data through the network to a main location. The more modern networks are bi-directional, also enabling control of sensor activity. The development of wireless sensor networks was motivated by military applications such as battlefield surveillance, many …
Published in Journal of Communication Engineering & Systems · Vol. 4, Issue 1, 2014 · pp. 29–35 Read article
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Comparative Study of LEACH and its Optimized Variants in Wireless Sensor Networks
Abstract: AbstractTo capture sensed data from different locations, Wireless sensor network (WSN) requires large number of sensors in the monitoring area. A sensor helps in sensing and forwarding data to an application data store but due to inadequate energy, preserving the network lifetime and its operation remains a major challenge in WSN. To overcome this challenge different clustering techniques are proposed in literature. LEACH is a primitive clustering technique from which …
Published in Journal of Communication Engineering & Systems · Vol. 9, Issue 1, 2019 · pp. 60–69 Read article
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Design of Wireless Sensors for IoT with Energy Storage and Communication Channel
Abstract: AbstractThe emergence of smart cities is expanding gradually. This research focus on developing efficient energy utilization models and answers for home and places of business based on current sensing and wireless networking technologies. Accessibility of minimal effort sensing and processing modules just as of late created effective wireless correspondence conventions for building robotization applications give the essential enabling instruments to the application domain of smart buildings. Energy utilization mechanization is …
Published in Journal of Communication Engineering & Systems · Vol. 10, Issue 3, 2020 · pp. 16–25 Read article
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Obstacle Detection for Automobiles using IoT
Abstract: In today’s world most of the time we encounter the road accidents and these are rapidly increasing day by day. The major cause is the carelessness of the people, especially those people, who do not follow the traffic rules. The metropolitan cities where there is huge population and people having more automobiles. we need to understand how precious our life is and for that we need more advancement in our …
Published in Journal of Communication Engineering & Systems · Vol. 11, Issue 3, 2021 · pp. 15–20 Read article
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Improvement of Energy Consumption in Wireless Sensor Networks
Abstract: AbstractA WSN is a set of nodes structured to form a network which are wireless in nature. Routing is a significant technology in this network. A sensor network is composed with vast number of little sensors. All sensor nodes are well-defined with specific parameters in word of energy. Data transmission in wireless communication takes more power than data processing. When the nodes are sending additional number of data, proportionately their …
Published in Journal of Computer Technology & Applications · Vol. 8, Issue 2, 2017 · pp. 1–6 Read article
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Digital Fuel Level Indicator Using Atmega328 Microcontroller
Abstract: AbstractObserving systems are important to follow and comprehend the progressions that happen in situations. Remote checking and information gathering frameworks are valuable and viable instruments to gather data from fuel stockpiling tanks. The fuel board framework is a checking gadget based on the Arduino Uno R3 PC, it takes data about tank's fuel level progressively through its sensor and live gushing of the website, at that point transfers it specifically …
Published in Research & Reviews: A Journal of Embedded System & Applications · Vol. 7, Issue 2, 2019 · pp. 15–22 Read article
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Secured Light Weight Methodology for Wireless Sensor Network
Abstract: Restriction-specific wireless sensor networks need secure and efficient communication mechanisms. In this document, we propose a Light Security methodology that meets both requirements. It provides authentication and authorization of sensor nodes with a simple scheme of secure exchange of keys. It also provides data confidentiality and protection mechanism against intrusions and anomalies. To address security vulnerabilities in a wireless sensor network, this document proposes a safe lightweight methodology that takes …
Published in Journal Of Network security · Vol. 6, Issue 2, 2018 · pp. 15–21 Read article
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Energy efficiency improvement in LEACH protocol for wireless sensor network
Abstract: The biggest reason for reduction of energy in the wireless sensor network is the communication. Nearly 70% of sensor node energy is used in the transmission of data. Efficient usage of energy in sensor node is a desirable method to improve the life time of WSN. In order to improve the lifetime of the network energy efficient routing protocols should be designed. In this paper I will discuss about(LEACH) which …
Published in Journal Of Network security · Vol. 8, Issue 2, 2020 · pp. 16–23 Read article