Electric integrated control system of dust-cleaning apparatus
2010
The utility model discloses an electric integrated control system of a dust-cleaning apparatus, which comprises a PLC processor and a human-computer interface touch screen connected with the PLC processor, wherein an input end of the PLC processor is respectively connected with a temperature transmitter of a temperature control assembly, a wind speed transmitter of a blowback assembly, a dust concentration transmitter of a dust concentration control assembly and a pressure difference transmitter of a bag falling and breaking detecting assembly through an analog quantity conversion module; and an output port of the PLC is respectively connected with an alarm and an impulse electromagnetic valve of the blowback assembly and is further connected with a fan of a fan operating assembly through a frequency converter. When the acquired and processed temperature, wind speed, pressure difference and dust concentration signals exceed a set value, the PLC starts the alarm, and changes the rotation speed of the fan through the frequency converter so as to realize the energy-saving operation of the fan. With the integrated control and the human-computer interface touch screen, the system realizes the operation of on-site monitoring, modifying and the like. Therefore, the system has the characteristics of high automatic degree, low cost, small energy consumption and low failure rate.
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