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photosynthetically active radiation

Photosynthetically Active Radiation (PAR)

Table of Contents What is photosynthetically active radiation? The spectral component of solar radiation that is effective for plant photosynthesis is called photosynthetically active radiation (PAR), with a wavelength range of 400-700 nm, which basically coincides with visible light. The proportion of photosynthetically active radiation in direct solar radiation increases with the increase of the

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TVOC

What You Need to Know About TVOC

Table of Contents What is TVOC? Is it a gas? TVOC refers to Total Volatile Organic Compounds, which is one of the air quality detection standards, mainly including benzene, alkanes, aromatic hydrocarbons, alkenes, halogenated hydrocarbons, esters, aldehydes, ketones and others. Organic matter with a saturated vapor pressure exceeding 133.32pa at room temperature and a boiling

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Ultrasonic Sensor

Ultrasonic Sensor Work, Used, Limitations and FAQs

Table of Contents As an advanced and well-known technology, ultrasonic sensor is widely used in various consumer and industrial fields. When adding distance measurement or detection functions to products, ultrasonic sensor is a good choice. In addition, it has wider applicability and higher reliability in hardware upgrades and software adaptations. What is an ultrasonic sensor?

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road sensors

What Are Road Sensors?

Table of Contents We know that the risk of vehicle accidents on the road increases exponentially during heavy rain, fog and snowfall. According to the National Highway Traffic Safety Administration (NHTSA), the risk of a fatal accident is about 75% higher in heavy rain than in normal weather . Caltrans data shows that the risk

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Weather instruments

12 Types of Weather Instruments and Uses

Table of Contents What are weather instruments? Weather instruments, are specialized equipment used in weather forecasting, weather monitoring and other meteorological service areas. It can be categorized into two categories: ground weather observation instruments and high-altitude weather detection instruments. Currently used weather instruments can be broadly divided into two categories: Ground-based observation instruments: deployed at

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