1) The pumps arranged should be arranged in accordance with the fire requirements, operating conditions and material characteristics; when the pump open -air, semi -open -air arrangement; the operating temperature is equal to or higher than the combustible liquid pump that is higher than the spontaneous combustion point; There should be a fire spacing of not less than 4.5m between the flammable liquid pump; there should be a fire spacing of not less than 7.5m between the liquid hydrocarbon pump;

2) When the pump is arranged, the pump should be brought out. Align the center line of the population, or align the pump end line;

3) When the pump double -row layout, the power end of the two rows of pumps should be relative to leave the maintenance channel in the middle;

4) When the pump is arranged under or outside the supervisor corridor, the net width of the pump area channel shall not be less than 2m, and the small net height shall not be less than 3m.

5) When the pump is arranged under or outside the pipe corridor, whether it is a single or double row, the central line of the pump and the driver should be vertical as the pipe gallery;

6) When the pump is arranged indoors, the net distance between the two rows of pumps should not be less than 2m. The net distance between the pump end or the side of the pump should meet the operation and maintenance requirements and should not be less than 1m;

7) Except for small pumps installed on the basis of joint, the net distance between the two pumps should not be less than 0.7m;

8) The foundation surface of the pump should be higher than 200mm above the ground. The value must not be less than 100mm; when installing a filter before the pump suction entrance, the pump foundation height should be considered to be convenient to clean and disassemble;