Sludge wastewater treatment is not only by physical, chemical and biological treatment process of unit, is also made of the man - machine - environment a complex system, reliable systems need to ensure production safety. The main body of production is a person, in addition to production safety have reliable mechanical equipment and perfect production facilities, more important is the operator to have a high degree of safety awareness and strict and perfect security system. The operation of the sewage wastewater treatment engineering, including complex biochemical reaction process of startup and commissioning, process is slow, time-consuming, and affected by environmental conditions and water quality of water is stronger. Wastewater treatment facilities, the construction of the c...