energy saving 5 ton electric steam boiler

energy saving 5 ton electric steam boiler

How to prevent running back pass secondary combustion 1, 30% of the rated boiler to deal with the amount of purge air before boiler ignition; the boiler must be 30% of rated air flow purge less than 5 minutes after the boiler fire, or allowed to boiler re-ignition. 2, fine-tuning the boiler and combustion systems pulverizing system operating conditions, to prevent incomplete combustion of oil and coal accumulating on the tail heating surface or flue. 3, boiler burning oil, adjust the proper air flow, fuel flow, confirming good gun oil spray, burning completely. If you find a bad oil spray gun should be discontinued immediately, and clean up. 4, when the oil application group administered powder, cast powder should be confirmed before the oil burner ignition good, or allowed to cast powder. 5, the oil powder boiler during cofiring, and check the fuel oil gun system of fire reinforcement. 6, normal operation, operation personnel in monitoring the economizer, an air preheater flue tobacco in different conditions of temperature, abnormal, should be checked to detect a fire-place. 7, air preheater sootblowing steam system normally put into operation, the soot-blowing pressure and temperature in a predetermined range. When the unit load or less prolonged 300MW kerosene mixed combustion, air preheater sootblowing steam to be continuous. 8, the air preheater into a reliable fire alarm device. 9, an air preheater inlet and outlet fume / air damper, and should be able to put an electric shutter can be open, closed tight. 10, if found preheater stall, should be put into operation again immediately, if not turn back, they should be isolated.

Various components of the energy saving 5 ton electric steam boiler is composed of different materials. 1, in order to prevent the occurrence of electrochemical corrosion, cathodic protection measures must be taken. 2, for the treatment of sewage, electric boiler blowdown bottom of the boiler flue gas condensation can be prevented. Since the flue gas is flue gas condensation (diesel or natural gas) and the flue gas temperature in the aqueous too low, water generated. A portion of the moisture is discharged from the chimney, the chimney wall is absorbed, the rest is deposited on the bottom of the chimney.

Nine hot water boiler technical characteristics of electric water boiler 1, the hot water boiler electric water boiler hot water boiler microcomputer controller, the built-in backlight in the LCD screen display, operating status of the boiler clearly visible. All operations are easily accomplished by simply buttons, super boiler display controller, the control function is complete. 2, a ceramic tubular electric heating hot water boiler uses water and electricity separation electrical heating mode, the complete separation of the tubes and electric heating boiler water, boiler safe and convenient maintenance, replacement of a heating tube; stainless steel tube electric heating type hot water boiler implementation immersion electrical heating, water heating furnace, high efficiency, and the heating furnace tube flange connection, easy to clean, replace them. 3, the user can arbitrarily set the temperature between 30 ℃ -90 ℃, the boiler in accordance with user requirements timing, temperature, or automatic circulation heating system to provide users with a bath heating, domestic hot water. 4, high-power stepping boiler heating control law input sharing group, the group can be randomly put into or heating is stopped according to the load variation, and significantly reduce the impact on power. You can also manually start and stop the heating section number, user side to adjust the power boiler itself. 5, the control system controls the circulation pump start and stop in accordance with the temperature of boiler water. Hot water circulating pump is stopped when the furnace temperature reaches an upper limit, below the hot water circulation pump start lower limit temperature. 6, bath, living with the embalmed internal hot water boiler, furnace rust corrosion, long service life of the boiler, hot water, clean water, sanitation. High centrifugation using glass fiber cotton multilayer insulation, heat loss, energy saving; famous white color board packaged, elegant appearance corrosion resistance. 7, the boiler having a leakage protection function (power supply control system detects electrical leakage, automatically cut off the power boiler), anti-dry protection low water level (the water level is below the minimum limit of the level set immediately stop and alarm), the furnace overheating protection function (start when the boiler shell temperature exceeds 105 deg.] C, immediately shut down and an alarm, the temperature of the normal automatic boiler), the temperature sensor protection function (control system keeps detecting sensor condition, stop immediately and alarm), the power supply voltage protection function (when the power supply is abnormal, the automatic power-off. after the normal, automatic recovery operation), the heating assembly phase protection function (monitoring phase after heating assembly, shutdown protection). 8, the top of this boiler has a vent to the atmosphere, the interior is not under pressure, boiler work at atmospheric pressure, there is no risk of explosion, the complete elimination of security risks. 9, a back outlet symmetrical design (double inlet) for quick connection installation; boiler mechanical and electrical integration, compact size and reasonable transportation is very convenient. When natural gas steam boiler for emergency shutdown? Emergency shutdown is an emergency action to take when natural gas steam boiler accident, in order to prevent the accident from being taken. When the boiler in operation, any of the following circumstances, should immediately shutdown: ① boiler water level below the lower edge of the visible water table, increasing water supply and other measures, but the water level continued to decline; ② boiler water level exceeds the maximum visible water level (full of water), the water drainage can not be seen; ③ all fail to pump failure or water supply system, not water to the boiler; ④ water gauge or all of valve failure; ⑤ boiler element damaged, thereby endangering the safety of operating personnel; ⑥ other unusual circumstances endanger the safe operation of the boiler. In case of power, water supply and other emergency situations should take timely measures. If not solved, it should be promptly reported to the company. Prohibited under pressure boiler water temperature or higher, the repair of boiler pressure element, to prevent the steam, the water discharge was wounded. Under repair equipment, to hang warning signs. Electrical equipment repair, electrical work should be carried out staff. If in vapor, flange and pipe joints, safety, staffing holes and inspection visits to check the hole, etc., should not be in front, but should side. The operation should wear protective gloves to prevent burns. The operator should make regular automatic (at least once every three months) and manual exhaust (at least once a week) to check and ensure that sensitive and reliable safety valve.

2019, Shaanxi Province, continue to increase efforts to control and eliminate coal-fired facilities, recently issued a "coal for management action plan Guanzhong area", planned before the end of 2019, the completion of the Guanzhong area of ​​all 35 tons of steam coal-fired boilers (more than 20 tons of steam and the transformation has been completed with the exception of ultra-low emission) demolition of all or implementation of clean energy transformation. In accordance with the principle of gas will change, the implementation of clean coal prior to transformation Area off central heating station.

1, to promote the efficient and economical coal to electricity. Cities, counties, the district government to connect with the local power grid companies to develop the Rebuilding embodiment, each village and household investigation and electricity facilities, good co-ordination transformers, distribution lines, smart meters and other distribution facilities renovation work, comprehensively promote the upgrading of rural power grids to meet people's demand for electricity for heating. The end of December 2019, Guanzhong Plain, basically should be changed to make change, the mountains and strive to complete the transformation of the whole village contiguous 60%, the rest of the region before the end of 2020 to complete the transformation. It has completed the transformation to strengthen regional security and stability of power supply and electric heating facility security management. Encourage public bodies to give priority to use high efficiency air source heat pump, storage electric heating and other products.

2, and steadily push forward coal to gas. Gas will adhere to the reform, on the basis of strict implementation of the contract on the amount of resources, natural gas pipe network coverage area of ​​priority implementation of coal to gas. Accelerate the construction of infrastructure such as natural gas pipeline network, expanding coverage of natural gas. In accordance with the principle of special matter, to speed up the preparatory work for the pipe network, gas station facility construction land, planning permission and so on, to simplify examination and approval procedures, to speed up the examination and approval, and actively support the gas company to promote the project implementation plan. Encourage and support the network does not cover the better the basic conditions of township (town, street) using a skid mounted LNG and compressed natural gas. An annual increase of gas from coal to gas priority for rural residents and incorporated into the contract management to ensure stable gas heating. To ensure energy conservation, the indoor installed gas boiler energy efficiency of not less than level 2. According to Mopai base number, speed up the development of sub-annual indeed given village households from coal to gas embodiment, reasonably determine the 2019, 2020 annual scale coal to gas.

3, increase geothermal and other renewable energy heating efforts. Geothermal resources better urban plains of Xi'an, Xianyang City and other urban and rural interface, focusing on rural construction area of ​​more than 20,000 square meters of new residential, with technical and economic feasibility of using geothermal heating premise should be encouraged to have the condition the old district were geothermal heating transformation. Urban construction must be carried out as a heat source point in principle new waste incineration plant. Encourage and support the strength of the research institutes and enterprises to strengthen the solar thermal, biomass energy technology research and development, improve systems integration. Township (town, street) party and government institutions, enterprises and railways, roads and other auxiliary services take the lead in building a number of sites for renewable energy heating demonstration projects.

4, to promote the use of clean coal. Will not have the clean energy alternative conditions and mountainous areas will not have the coal to electricity, coal to gas to actively promote clean coal. In accordance with reasonable layout, standardized management requirements, improve the construction of clean coal distribution centers, to achieve full coverage of clean coal. Distribution center to establish and improve coal quality inspection and sales ledger system, in line with the sales of clean coal, "coal quality coal for civilian goods" (GB34169-2017) and "civil coal coal quality goods" (GB34170-2017) technical requirements, city , loose coal and coal county built-up areas and its surrounding area used to reach No. 1 product technical requirements, other areas prohibit the sale, use more than 1% sulfur, ash content higher than 16% of civil bulk coal, the information contained the bulk coal management online platform, to achieve dynamic monitoring information. Strengthen commercial coal sales, circulation of coal quality control, increase sampling efforts to achieve full coverage of monthly sampling to crack down on the use of inferior coal for sales behavior. Study and perfect the counties (cities, districts) financial subsidies to support clean coal policy, and actively promote the use of clean coal, to ensure that people warm winter.

5, continue to carry out comprehensive improvement of coal-fired boilers. Increase the small coal-fired boilers and furnaces tea, operating the stove, grain storage and drying equipment and other efforts to eliminate coal-fired facilities. Before the end of 2019, the Guanzhong area of ​​all 35 tons of steam coal-fired boilers (20 tons of steam and above with the exception of ultra-low emission renovation has been completed) all removed or implementation of clean energy transformation. In accordance with the principle of gas will change, the implementation of clean coal prior to transformation Area off central heating station.

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