Volatile organic compounds (VOCs) are significant indoor air contaminants with adverse effects on our health. Following our previous discussion on VOCs, the next crucial inquiry arises: How are VOCs quantified, or what is the operational principle behind a TVOC sensor? Various methods exist for measuring VOCs, each with its advantages and drawbacks depending on factors like the situation and available budget. Historically, laboratory techniques such as flame ionization detectors or gas chromatography–mass...

Calibration is an essential aspect of maintaining the accuracy and reliability of carbon dioxide sensors. All CO2 sensors, regardless of their application, require calibration to ensure precise measurements. Calibration can be achieved through various methods, each with its own set of advantages and drawbacks. Understanding Sensor Calibration Sensor calibration involves exposing the sensor to known gas concentrations to establish a reference point for accurate measurement. This reference point is...

Laser dust sensors play a crucial role in measuring and monitoring air particle concentration, known as PM10. These sensors emit laser light into the air and measure the light scattering by particles to determine their concentration. Market Analysis: The laser dust sensors market is witnessing significant growth driven by rising awareness of air pollution's adverse health effects. Increasing industrialization and urbanization have elevated airborne particle levels, boosting demand for air quality...

Unlike other indoor pollutants, including formaldehyde and tobacco smoke, you can't detect carbon dioxide (CO2) with your senses alone. Carbon dioxide does not have a color or smell. The only way you can know the level of carbon dioxide for sure is through a carbon dioxide sensor. For someone unfamiliar with air quality sensors, choosing the right kind can be challenging. The main types of CO2 sensors on the market fall into three categories: Non-dispersive infrared sensors (NDIR) Electrochemical...

Gas sensors are essential devices utilized in fixed monitors or portable detectors to measure methane and propane content, detecting gas leakage in residential, commercial, industrial, and mining sectors. Safe usage of combustible gases like natural gas (mainly CH4), LPG (primarily propane and butane), and biogas significantly impacts family safety and social stability, mitigating the risk of gas-related accidents like fires and explosions. Various types of combustible gas sensors are available,...

Renewable energy sources such as solar and wind energy are gaining momentum in the effort to reduce global warming potentials (GWP). However, traditional energy sources like oil and coal still dominate the market. Nonetheless, renewable energy has witnessed significant growth, largely due to advancements in energy storage and transportation technologies. The conversion of renewable energy into chemical energy, such as hydrogen and batteries, enables energy systems to provide flexible usage. The...

Since the advent of sensors, they have become indispensable infrastructure devices in the digital age, enabling humans to access information that was once difficult or inaccessible. From smartphones to smart home devices, from power stations to industrial systems, sensors have become like extended sensory organs, bridging the gap between humans and machines, as well as the natural environment. With advancements in sensor technology and related software and hardware, including data storage, energy...

CO2 sensors, also known as carbon dioxide sensors, are devices used to measure the concentration of carbon dioxide gas in the air. They are essential components in various applications, including indoor air quality monitoring, HVAC systems, industrial processes, and environmental monitoring. In industrial settings, CO2 sensors are used to monitor emissions and ensure compliance with environmental regulations. They are also used in applications such as greenhouses and controlled atmosphere storage...

Temperature and humidity are pivotal environmental factors affecting various aspects of daily life, from the performance of electronic devices to the preservation of artifacts in museums. In sectors like cold storage management and smart building systems, humidity sensors play a critical role in ensuring optimal conditions for perishable goods and occupant comfort. Humidity sensors are indispensable in diverse applications, ranging from food storage facilities to smart homes. However, it's important...