After opening the boiler winter operation we can see a lot of red fluffy black slag deposited on the bottom of the drum and the collection box, also seen in the sheet-like water residue adhered drum, water wall tubes and headers smoke the inner wall. The water wash residue can be chemically or mechanically. Conventional mechanical means is prepurge; a better cleaning effect, but the pot is limited space, especially for pyrotechnic impossible to use the boiler tubes. Methods of chemical cleaning with high pressure water boiling out mechanical grab combination is effective, to the extent that can meet heating surface qualities of the composition.
- high energy consumption of heating semi skilled boiler makers needed urgently bloemfonteins What: lack of unified planning boiler heating, there is no uniform plan, which is a historical legacy, but also the root cause of higher energy consumption, heating boilers work not paying enough attention, there will be no unified plan. Many residential building has the characteristics of decentralized distribution. In this way, only a small heat boiler may be used. However, the small size of small boilers, small-capacity, energy consumption is a serious problem. The direct reason is the lack of unified planning. Design defects due to some old reasons, heating design without taking into account energy security issues, and in many areas, the prevalence of actual demand value and the heat load calculation mismatch. It also brought great inconvenience to carry out energy-saving work, resulting in a multi-boiler, radiators and more, large pumps, large diameter and other issues. We can say that this kind of problem in the operation of the boiler is very common, with lower operating load. The actual situation of the large flow runs.
What should pay attention to the semi skilled boiler makers needed urgently bloemfontein hot start? (L) Unit hot start, if the boiler is cold, the boiler should start operating program parameters cold start sliding manner. (2) a hot start, the steam turbine main steam parameters required turn red at a temperature greater than the high pressure cylinder inner wall temperature of 50 ℃, and there are 50 deg.] C superheat, but considering the safety apparatus to the boiler, a main steam temperature should be below the rated steam temperature value 50 ~ 60 ℃. (3) unit starts, if the boiler pressure should only after the ignition is turned on in a secondary, or bypass and valve to the air exhaust. (4) reheat steam inlet steam temperature should not exceed 400 ℃ :, if a bypass desuperheating water can not put into use, the main steam temperature not higher than 450 ℃. (5) due to the high hot start parameters, should be increased steam flow through, to avoid overheating the wall, adjust combustion.
Our company processes in multiple new energy automobile production will need to heat, the semi skilled boiler makers needed urgently bloemfontein equipment we choose is really a headache, fast Boiler solve our urgent needs. The purchase of electric water boiler system is simple, easy to operate, easy to maintain, high thermal efficiency, saving a lot of operating costs for our company. --customer feedback
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