FMZX-100 UV sterilization instrument 0

According since July 1, 2003 implementation of the "urban sewage treatment plant pollutant discharge standard" (GB18918-2002) requirements for UV disinfection equipment (13833174989), sewage treatment plant effluent executive level B standard. Its treated effluent fecal coliforms must reach 10 000 / L. As a rule, the number of fecal coliform in water tail secondary sewage treatment plants are generally around 105 ~ 109 / L. It must be disinfected in order to meet emission standards. UV-C water disinfection system using international advanced modern late nineties C UV disinfection technology, UV special design, manufacturing processes and materials higher education, high strength, long life C sterilizing apparatus based on the use of UV c has efficient, broad-spectrum killing ability to kill bacteria, viruses, parasites, protozoa, etc., to achieve the water purification and disinfection purposes. UV-C disinfection technology is an efficient, broad-spectrum, low-cost, long life, without adding any substance, does not produce any secondary pollution characteristics, in recent years, with its unique advantages in the field of water treatment acclaimed, more widely applied to change the wall sterilization process water, industrial reuse water and sewage water, industrial and agricultural, food, pharmaceutical industry disinfection. When the current sewage treatment plant tail water disinfection, a considerable number of uses _ Guanyu UV disinfection equipment sterilization Guanyu UV disinfection systems work, the flow rate of water to be treated according to the design requirements flowing disinfection module, a special UV light radiation efficiency a strong ultraviolet C light (wavelength 253.7nm). UV-C water disinfection effect depends on the water, bacteria and viruses acceptable to the UV dose (UV intensity and exposure time product). When the UV dose reaches a certain time, the UV energy to bacteria, the internal structure of DNA viruses and other pathogenic agents of destruction, loss of activity and killing, water quality disinfection and purification. The system uses two conditions temperature: 5 ℃ ~ 50 ℃; ambient temperature: (temperature 25 ℃) is not more than 93% of sewage:: around a 5 "C ~ 50 ℃ Relative humidity entering the sewage disinfection equipment requirements transmittance of the ICM ( T254): / 40%: other requirements to meet the national "urban sewage treatment plant emission standards" GB 18918-2002 secondary standard voltage: AC 380V ± IOV, 50Hz 3 basic components of UV disinfection equipment GYF open ultraviolet C wastewater disinfection system is modular in design, selection of the appropriate power and the number of UV disinfection module according to actual needs of users, water quantity and quality characteristics of different factors such as the use of ultraviolet disinfection disinfection module placed in drainage (see Figure 1), plus various control modules can constitute a disinfection system easy to use and maintain NLQ open sewage C UV disinfection system consists of seven parts: UV disinfection modules, air compressors and pneumatic equipment, installation and shading accessories, electrical ballast tank , the central control cabinet, the water level control means. GYF UV disinfection module GYF UV disinfection module GYF open UV disinfection bay C (hereinafter referred to as bent, see Fig. 2) as the basic unit. bay primarily by a stainless steel frame, UV lamp , glass tubes, cleaning planes, cylinders, cables and various seals tight with other items. (3) air compressors and pneumatic devices are equipped with pneumatic control equipment cabinet, air compressors and mist separator in the pneumatic control cabinet installation There are air preparation components and pneumatic control components, trachea and bent pneumatic device is connected to the glass tube at a set time for automatic or manual cleaning e (4) installation accessories and shading shading by installing beams and plates, stainless steel 304 made of a material, can be assembled into the mounting frame, for placing GYF UV disinfection module (5) the ballast ballast electrical box main electrical boxes mounted ballast to the lamp power starts, each ballast corresponding a lamp. Each ballast tank will be equipped with a power conditioning for heat dissipation. (6) Central control of the central control cabinet mainly by the man-machine interface, PLC, loop control components, data acquisition, communication boards, data detection plate like the whole system control and data acquisition and display are integrated in the human-machine interface. and provides expansion module, remote intelligent control. (7) water level control device controls the main function of the device is to ensure that water swept over the bent first support tube, and diffuse through the water shall not exceed the first branch tube 6cm. ensure optimum disinfection. water level control devices currently used mainly fixed weir, electric weir gate, shoot doors. 4 System maintenance and repair (1) glass casing surface cleaning equipment in order to ensure disinfection must be regularly (according to the actual situation interval 1-3 weeks) of bent glass casing manual cleaning procedure is as follows: 1) Overloaded plug and unplug bent with a clean bag wrapped with a crane lifted the bay placed in service on board: 2) above will be hanging in the bay clean debris; 3) with a cleaning agent (acid or City sale of glass cleaning liquid, etc.) sprayed on the glass surface of the sleeve; 4) cleaning staff wearing rubber gloves with a rag to scrub the glass surface of the casing; 5) the glass casing surface dirt and then rinse washed glass casing surface; 6) After the cleaning is completed by crane into the mounting frame bent, and take a good heavy connectors. (2) pneumatic control system cleaning cleaning operation manual and automatic two modes, can be set to operate on the touch screen. 1) Automatic cleaning: When set to automatic cleaning every 4h, cleaning time can be adjusted according to the effluent water quality, bent each cylinder will retract an extended turn times, and continue to circulate; 2) Manual cleaning: When set to manual cleaning, bent one by one in turn extend retract cylinder 1, stop; 3) cylinder operating pressure: low operating pressure cylinder intake 4kgf / cm2, the line pressure adjustment system in 5 kgf / cm2 so, by pushing the regulator adjustment knob, pull up when pushing the regulator adjustment knob and turn the knob to the regulator, the pressure reduction after a good tune knob, then lock the desired pressure filter regulator for system; 4) the speed of the cylinder speed control method: Cylinder speed is adjustable pneumatic control cabinet installed in one-way flow Yan, using the exhaust throttle speed. When the speed of vibration can be reduced further diffuse, creeping phenomenon. When the throttle knob clockwise one-way, slowing down the speed of the cylinder forward or backward; one-way throttle knob counterclockwise rotation, cylinder speed becomes faster forward or backward. The general tone of the cylinder running speed in 60 ~ 150mm / s, too fast can cause shock, too slow can cause creeping phenomenon. (3) maintenance of a cleaning system) mist separator for manual drain type (NC). When the water level reaches the filter cup 1/3 of its height must rotate the knob at the bottom of the cup by hand in order to improve the drainage capacity of mist: 2) Attorney filter regulator pressure must regularly meets the requirements, observe puddles inside the filter cup, When the water reaches a certain amount of filter bowl, filter regulator will automatically share the water. In order to protect the normal operation of the system; 3) Check the box before using the oil level is maintained within the specified range, not have to add to the appropriate location; 4) weekly open water tank drain valve exclude barrel; 5) on a regular basis Check that all air piping system leaks; 6) Regularly clean the cylinder rod bent to ensure clean and smooth, with no cleaning creeping bent, stuck phenomenon. (4) ballast box with central control cabinet maintenance and repair 1) ballast box must be checked daily air conditioning operation, to ensure that the effect of air conditioning and refrigeration; 2) regularly to remove dust cabinet surface: 3) Check the daily ballasted running conditions, ensure that each ballast working properly; 4) inspection records central control cabinet HMI respective detection data (including current, voltage, lamp operating state, the cabinet temperature, UV intensity, and other automatic cleaning state daily ) is normal: 5) cabinet regularly check each cable is aging or loss and so on. (5) water level control device maintenance and upkeep 1) with a given type of overflow weir after installing cleaned regularly; 2) beat weir door to be adjusted in the course of the water barrel is based on the amount of water change, to ensure water overflow The first branch lamp and controlled within 6cm; 3) beat regularly check each fixed weir door screws are loose situation; 4) electric weir gate can be automatically adjusted according to changes in the water level, the maintenance work is as follows : a. Motor and bearings regularly refuel and check the wiring of the motor are loose, etc.: b. Periodically clear the dust from the motor, good moisture, rain work. 5 Safety Precautions in the daily operation and maintenance maintenance process must pay attention to safety issues are as follows: 1) Do not look directly with the naked bare ultraviolet light line, to prevent eye damage by ultraviolet light; 2) light source module and device control cabinet must be strictly grounded to prevent electric shock: 3) must pass before power projects cover water and cover, non-charged open; 4) all operation and maintenance must be carried out glasses to wear an anti-UV: 5) unauthorized electricians are not allowed to turn on the system control cabinet; 6) non-changing device lamp configurations. So as not to affect the disinfection; 7) Do not connect the lamp is energized, to avoid damage to the electronic control system 8) glass tube washing liquid is corrosive, the operation should wear rubber gloves, not splashed on the skin and eyes.