Hydraulic and hydroelectric engineering anti -icing system

The embodiment of the utility model provides a hydraulic and hydroelectric engineering anti -icing system. Anti -icing system is including compression gas supply part, shunt processing portion and arrange underwater at least one anti icing equipment in, the compression gas supply part is used for outside air compress to the air transportation that will pass through the compression gives shunt processing portion, shunt processing portion connects in the low reaches of compression gas supply part, has respectively the decompression speed governing processing apparatus who corresponds with at least one anti icing equipment to decompression speed governing processing apparatus communicates with the anti icing equipment that corresponds respectively, the anti icing equipment has the bubbles parts, and the bubbles parts are used for using self -corresponding decompression speed governing processing apparatus's compressed air to blow out the bubble to the aquatic. The embodiment of the utility model provides an anti