Device for Washing out bottom Sediments of the Dolphin Reservoir

Purpose: the Dolphin bottom sediment washing device is designed to wash away bottom sediments in tanks with flammable liquids (gasoline, diesel fuel, oil, oil products, etc.), as well as to prevent the formation of these deposits. Description: the Dolphin device is installed on the manhole cover and is used in explosion hazardous areas of class B-1g, according to the classification of GL. 7.3 PUE, or class 2 according to the classification of GOST R 51330.9, in which the formation of vapor and gas-air explosive mixtures of category IIA, II B groups T1, T2, T3, T4 according to the classification of GOST R 51330.5, GOST R 51330.11 is possible. In terms of resistance to the impact of climatic factors of the external environment, the devices are manufactured in the U version (moderate climate), placement category 1 according to GOST 15150-69. Features of the "Dolphin": ensures the washing out and mixing of bottom sediments in the tank by a directed submerged turbulent stream of product formed by the propeller of the device; creates an automatic change in the direction of the oil stream in the horizontal plane with a circular rotation of the entire mass of oil when turning by +/- 30 degrees to the left and right, with a step of 3 degrees every 10.5 minutes.