Nowadays, numerous building-related diseases are caused by poor indoor air quality. For example, the chemicals of indoor decoration materials will slowly dissipate into indoor environment as time goes on, which will induce a certain degree of health and safety hazards to people who stay indoor for a long time. For air…
What is the problem that needs to be solved? Building Management Systems (BMS), Demand-Controlled Ventilation (DCV) systems and Indoor Air Quality (IAQ) equipment often require installation of wirelessly-connected, battery-powered CO2 sensor devices in environments where mains power is not easily accessible or where its provision is not economically viable; such…
Fresh air system is an independent air processing system consist of an air supply system and an exhaust system. The systems can be distinguished as system with pipelines and system without pipelines. The fresh air system with pipelines is consist of fresh air ventilator and pipe fittings while non-pipeline type…
This application is to measure the air pollution made by automobile exhaust, mainly the concentration of CO, in underground parking garages. According to practical demands or specific requirements of ventilation, the sensors measure air pollution index to control mechanical ventilation in an automatic energy saving manner. The number of sensors…
According to the Analysis Report of Market Research and Investment Forecast of Cold-Chain Logistic Industry in 2013 – 2017, in China, the loss ratio of agricultural products astonishingly reaches up to 25~30% per year in logistic processes including picking, transportation and storage, and this is the key factor for the…
Greenhouse, or say glasshouse, is a facility used for plant cultivation. With photo-permeability and capability of heat preservation (or warming), a greenhouse can provide a warm place to breed and increase yield in periods which are not suitable for plant growth. Greenhouses are often used to grow warm season vegetables,…
