Airflow baffle system

1. A cabinet-top airflow baffle system for a data center, suitable to manage airflow within an aisle formed by adjacent rows of closely-spaced equipment cabinets, the airflow baffle system comprising:

an airflow baffle having a base and an airflow diverter panel;

the base being operable to removably mount to a top of an equipment cabinet and having a contact portion operable to contact the top of the equipment cabinet adjacent an aisle-facing edge of the equipment cabinet;

the airflow diverter panel being supported by and extending upwardly from the base;

a mounting arm connected to the base;

a magnet connected to and depending downwardly from the mounting arm, the magnet being operable to magnetically connect to the top of the equipment cabinet spaced from of the contact portion of the base;

the airflow diverter panel having an upper portion operable to influence airflow and having a lower portion operable to mount the airflow diverter panel to the base;

the airflow diverter panel being removably mountable on the base in at least first and second positions;

in the first position of the airflow diverter panel, the upper portion being in a first angular orientation relative to a horizontal plane;

in the second position of the airflow diverter panel, the upper portion being in a second angular orientation relative to the horizontal plane which is more vertical than the first angular orientation;

the base having at least one upwardly-open channel sized and shaped to receive and support the lower portion of the airflow diverter panel;

the channel extending along a width of the base and having a pair of opposed, parallel side walls extending parallel to the width of the base forming an opening operable to receive the airflow diverter panel from above and the airflow diverter panel being removable from the channel, the channel having a bottom operable to support the airflow diverter panel from below, and the opening of the channel having a size, as measured between the opposed walls, adapted to receive the lower portion of the airflow diverter panel between the opposed walls; and

the channel being adapted to support the airflow diverter panel by the lower portion of the airflow diverter panel such that the airflow diverter panel is supported by the base in a cantilevered manner.

2. An airflow baffle system, as in claim 1 , wherein:

the mounting arm is connectable to the base in a plurality of positions along a width of the base, whereby the mounting arm can be located in a plurality of positions along a width of the equipment cabinet.

3. An airflow baffle system, as in claim 2 , wherein:

the base has a plurality of mounting holes along the width of the base and the mounting arm is connectable to the base in any of the mounting holes.

4. An airflow baffle system as in claim 1 , wherein:

the mounting arm is connected to the base by an adjustable fastener, and by operation of the adjustable fastener the mounting arm is selectively pivotal in a horizontal plane relative to the base and fixable in a plurality of angular orientations in the horizontal plane.

5. An airflow baffle system as in claim 1 , wherein:

the magnet is connected to the mounting arm by a flexible connection permitting the magnet to pivot about horizontal axes relative to the mounting arm.

6. An airflow baffle system as in claim 5 , wherein:

a resiliently compressible grommet is disposed between the magnet and the mounting arm; and

the grommet is operable to permit the magnet to pivot about any horizontal axis relative to the mounting arm.

7. An airflow baffle system, as in claim 1 , wherein

the magnet is selectively fixable to the mounting arm in a plurality of locations along a length of mounting arm.

8. An airflow baffle system, as in claim 7 , wherein:

the mounting arm has a slot along the length thereof, the magnet is connected to the mounting arm by an adjustable fastener directed through the slot, and by operation of the adjustable fastener the magnet is selectively movable and fixable to the mounting arm in any position along the slot.

9. An airflow baffle system, as in claim 8 , wherein:

the mounting arm is connectable to the base in a plurality of positions along a width of the base, whereby the mounting arm can be located in a plurality of positions along a width of the equipment cabinet.

10. An airflow baffle system, as in claim 9 , wherein:

the mounting arm is connected to the base by an adjustable fastener, and by operation of the adjustable fastener the mounting arm is selectively pivotal in a horizontal plane relative to the base and fixable in a plurality of angular orientations in the horizontal plane.

11. An airflow baffle system, as in claim 1 , wherein:

the second angular orientation is vertical.

12. An airflow baffle system, as in claim 1 , wherein:

the channel is aligned at a first angle with respect to a vertical direction;

the lower portion of the panel is aligned at a second angle with respect to the upper portion of the panel; and

a sum of the first and second angles being substantially one-hundred and eighty degrees.

13. An airflow baffle system, as in claim 1 , further comprising:

the base having an adjustable riser operable to adjust a vertical position of the airflow diverter panel with respect to the top of the equipment cabinet.

14. An airflow baffle system, as in claim 13 , wherein:

the riser has an upper portion and a lower portion;

the lower portion is operable to connect to the top of the equipment cabinet, the lower portion has the contact portion of the base, and the mounting arm and magnet are connected to the lower portion; and

the upper portion is selectively movable in a vertical direction relative to the lower portion and fixable relative to the lower portion to adjust a vertical position of the airflow diverter panel with respect to the top of the equipment cabinet.

15. An airflow baffle system, as in claim 14 , wherein:

the base has a fixed-height portion and the riser is separable from the fixed-height portion of the base; and

the mounting arm and magnet are selectively connectable to the fixed-height portion of the base or to the riser.

16. An airflow baffle system, as in claim 15 , further comprising:

means to move the upper portion of the riser relative to the lower portion; and

means to fix the upper portion of the riser relative to the lower portion.

17. An airflow baffle system as in claim 1 , comprising:

a plurality of equipment cabinets arranged in a row in a data center; and

an airflow baffle as described in claim 1 mounted on each of the plurality of equipment cabinets an forming a substantially continuous airflow barrier along an length of the row.

18. An airflow baffle system as in claim 1 , comprising:

in the first position, the airflow diverter panel extending from the base in a cantilevered fashion on one side of the contact portion of the base; and

the magnet being spaced from a second side of the contact portion of the base opposite the first side thereof such that the magnet is operable to provide a countervailing force opposite a fulcrum created by the contact portion, to balance a weight of the airflow diverter panel.

19. An airflow baffle system as in claim 18 , comprising:

the base having a mounting flange coupled to the contact portion, the mounting flange being disposed on the second side of the contact portion at a height higher than the contact portion; and

the magnet being coupled to the mounting flange.

20. An airflow baffle system as in claim 1 , wherein the size of the opening of the channel is substantially equal to a thickness of the airflow diverter panel.