NEWS CENTER
Lift confinement is too hot, can I add air-conditioning?
Recently, the heat is unbearable, the temperature remains high, go out three steps a sweat. Especially in the hot weather crowded lift, closed car and stuffy and hot, body temperature than room temperature is much higher than a tin steamer. Although some of the car walls installed with a small fan, play a cooling and ventilation effect is very small, many netizens issued a "soul torture": how the lift room is not air-conditioning it?
Recently, the heat is unbearable, the temperature remains high, go out three steps a sweat. Especially in the hot weather crowded lift, closed car and stuffy and hot, body temperature than room temperature is much higher than a tin steamer. Although some of the car walls installed with a small fan, play a cooling and ventilation effect is very small, many netizens issued a "soul torture": how the lift room is not air-conditioning it?
Related News
Laser particle counter and laser dust meter (PM2.5 dust detection
Dust particle counter (laser particle counter) and (Laser dust meter) PM2.5 dust Detector is the principle of laser scattering method for particulate matter detection equipment, but the application of the two fields are different. Dust particle counter is used in cleanroom, clean room to detect cleanliness level.
Competition pattern and development trend of instrument automation industry in recent years
In recent years, a large number of new enterprises into the instruments and meters low-end product market, from the scale and cost of the original leading enterprise products shocks, domestic well-known instrumentation manufacturers in the introduction of technology development, optimize the capital structure, expand business scope, as well as increase cooperation with well-known foreign companies have been strengthened, the market competition is more intense,
Timing/Counter PWM design points and application design reference
According to the characteristics of PWM (pulse width modulation (PWM: (Pulse width modulation) is a very effective mode to control analog circuits by using the microprocessor's digital output), the timing of the use of ATmega128。