GRID Russian patent published in 2010 - IPC F28F9/00 F28F9/13 

FIELD: power industry.

SUBSTANCE: in the grid mainly for spacer heat exchange tubes, which contains a rim with a number of planks located parallel in each row, and in the adjacent one - at an angle relative to each other, thus forming cells for tubes, the rim is equipped on one side with an edge plate with a hole enveloping with a gap all the cells of spacer heat exchange tubes, and it is provided with openings at the level of each row of planks.

EFFECT: grid design of the proposed type will eliminate vibration of a bank of heat exchange tubes.

3 dwg