Hard disk peak-staggering starting system
View Patent ↗Provided is a hard disk peak shift starting system, including: a power supply unit, a mainboard and a hard disk backplane. The power supply unit provides power to hard disks via a first power connector, a second power connector, E-Fuse chips and hard disk connectors. A Complex Programmable Logic Device (CPLD) unit sets a power-up starting sequence of the hard disks and a power-up starting time interval between the hard disks, and the CPLD unit is connected to a logical control end of each of the E-Fuse chips to control, based on the set power-up starting sequence and the set power-up starting time interval, on-off of a power supply end of each of the E-Fuse chips, to realize control of peak shift powering up and starting of the hard disks.
1. A hard disk peak shift starting system, comprising:
a mainboard comprising a Complex Programmable Logic Device (CPLD) unit, a first enable signal connector and a first power connector;
a hard disk backplane comprising a plurality of hard disks, a second enable signal connector, a second power connector, E-Fuse chips and hard disk connectors, wherein the number of the E-Fuse chips and the number of the hard disk connectors are same as the number of the hard disks, the E-Fuse chip is connected to the hard disk via the hard disk connector, and the E-Fuse chip comprises a logical control end and a power supply end; and
a power supply unit connected to an input end of the first power connector, wherein an output end of the first power connector is connected to an input end of the second power connector, and an output end of the second power connector is connected to the power supply end of each of the E-Fuse chips, wherein
the power supply unit is configured to provide power to the hard disks via the first power connector, the second power connector, the E-Fuse chips and the hard disk connectors;
the CPLD unit is connected to an input end of the second enable signal connector via the first enable signal connector, and an output end of the second enable signal connector is connected to the logical control end of each of the E-Fuse chips; and
the CPLD unit is configured to set a power-up starting sequence of the hard disks and a power-up starting time interval between the hard disks, and the CPLD unit is connected to the logical control end of each of the E-Fuse chips to control, based on the set power-up starting sequence and the set power-up starting time interval, on-off of the power supply end of each of the E-Fuse chips, to realize control of peak shift powering up and starting of the hard disks.
2. The hard disk peak shift starting system according to claim 1 , wherein the CPLD unit comprises:
a power-up starting sequence setting module configured to set the power-up starting sequence of the hard disks;
a time interval setting module configured to set the power-up starting time interval between the hard disks; and
an enable signal transmitting module configured to, based on the set power-up starting sequence and the set power-up starting time interval, transmit enable control information to the E-Fuse chips to control on-off of the E-Fuse chips, to realize control of peak shift powering up and starting of the hard disks.
3. The hard disk peak shift starting system according to claim 1 , wherein
the first power connector comprises a first P5V connector and a first P12V connector;
an input end of the first P5V connector is connected to the power supply unit, an output end of the first P5V connector is connected to the second power connector; and
an input end of the first P12V connector is connected to the power supply unit, an output end of the first P12V connector is connected to the second power connector.
4. The hard disk peak shift starting system according to claim 3 , wherein
the second power connector comprises a second P5V connector and a second P12V connector;
an input end of the second P5V connector is connected to the output end of the first P5V connector, an output end of the second P5V connector is connected to the power supply end of each of the E-Fuse chips; and
an input end of the second P12V connector is connected to the output end of the first P12V connector, an output end of the second P12V connector is connected to the power supply end of each of the E-Fuse chips.
5. The hard disk peak shift starting system according to claim 4 , wherein
the input end of the second P5V connector is connected to the output end of the first P5V connector via a P5V_HDD connecting line; and
the input end of the second P12V connector is connected to the output end of the first P12V connector via a P12V_HDD connecting line.
6. The hard disk peak shift starting system according to claim 4 , wherein
the power supply end of the E-Fuse chip comprises a P5V power supply end and a P12V power supply end;
an input end of the P5V power supply end is connected to the output end of the second P5V connector, an output end of the P5V power supply end is connected to the hard disk connector; and
an input end of the P12V power supply end is connected to the output end of the second P12V connector, an output end of the P12V power supply end is connected to the hard disk connector.
7. The hard disk peak shift starting system according to claim 6 , wherein
the output end of the P5V power supply end is connected to the hard disk connector via a P5V_HDD connecting line; and
the output end of the P12V power supply end is connected to the hard disk connector via a P12V_HDD connecting line.
8. The hard disk peak shift starting system according to claim 1 , wherein
the power supply unit comprises an alternating-direct current converter, a transformer circuit and a voltage stabilizing circuit; and
an input end of the alternating-direct current converter is connected to mains electricity, an output end of the alternating-direct current converter is connected to an input end of the transformer circuit, an output end of the transformer circuit is connected to an input end of the voltage stabilizing circuit, and an output end of the voltage stabilizing circuit is connected to the first power connector.