FAN SPEED CONTROL SYSTEM AND METHOD

摘要

A fan speed control system performed by a fan control board for controlling a fan shared by a number of servers in a server cabinet includes a instruction receiving module and a speed adjusting module. The instruction receiving module receives fan speed control instructions from the number of servers, wherein the fan speed control instructions consist of speedup instructions and slowdown instructions. The speed adjusting module responses to the fan speed control instructions to increase or decrease the speed of the fan by a preset value.

主权项

1. A fan speed control system for responding to fan speed control instructions output by a plurality of servers to control a fan shared by the plurality of servers, the fan speed control system comprising:
an instruction receiving module performed by a fan control board to receive fan speed control instructions output by the plurality of servers, wherein the fan speed control instructions comprise speedup instructions and slowdown instructions; and a speed adjusting module performed by a fan control board to increase or decrease a speed of the fan by a preset value in response to the received fan speed control instructions; wherein the speed adjusting module increases the speed of the fan by a preset value when the instruction receiving module receives a speedup instruction, and decreases the speed of the fan by a preset value when the instruction receiving module receives a slowdown instruction.