Hot air protection device for wet-type electrostatic precipitator
A wet electrostatic precipitator and protection device technology, applied in the direction of external electrostatic separator, electrostatic separation, etc., can solve the problems of high power consumption of electric heaters, pollution of heat preservation barrels, large selection of fans, etc., to ensure stable operation, reduce Power consumption, avoid the effect of flue gas back-channeling
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[0019] Embodiment 1 of the present invention: such as figure 1 with figure 2 As shown, a hot air protection device suitable for a wet dust collector of a 300MMW thermal power generating unit includes a heat preservation barrel body 1, a heat preservation barrel top cover 2, an insulator body 3, an insulator cover plate 4, an outer protection system and an inner protection system 7. A seal 11 is installed between the insulator body 3 and the insulator cover plate 4 for sealing treatment. The external protection system is arranged on the outside of the heat preservation barrel body 1, and the lower part of the heat preservation barrel body 1 is also provided with a heat preservation barrel connection block 10, and the inner diameter of the heat preservation barrel connection block 10 is 430 mm. The inner wall of the heat preservation bucket body 1, the top cover 2 of the heat preservation bucket and the outer wall of the insulator body 3 form a heat preservation bucket inner cha...
Example Embodiment
[0021] Example 2: Such as figure 1 with figure 2 As shown, the hot air protection device for a wet electric precipitator includes a heat preservation barrel body 1, a heat preservation barrel top cover 2, an insulator body 3, an insulator cover plate 4, an outer protection system and an inner protection system 7. The external protection system is arranged outside the heat preservation barrel body 1, and a heat preservation barrel connection block 10 is also arranged at the lower part of the heat preservation barrel body 1. The inner wall of the heat preservation bucket body 1, the top cover 2 of the heat preservation bucket and the outer wall of the insulator body 3 form a heat preservation bucket inner chamber 12. The inner wall of the insulator body 3, the insulator cover 4 and the inner wall of the insulating barrel connecting block 10 form a insulating barrel connecting chamber 13. The heat preservation barrel body 1 is provided with an inner chamber hot air duct 5 which ...
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