NL2006026C2 - Housing for electrical equipment. - Google Patents
Housing for electrical equipment. Download PDFInfo
- Publication number
- NL2006026C2 NL2006026C2 NL2006026A NL2006026A NL2006026C2 NL 2006026 C2 NL2006026 C2 NL 2006026C2 NL 2006026 A NL2006026 A NL 2006026A NL 2006026 A NL2006026 A NL 2006026A NL 2006026 C2 NL2006026 C2 NL 2006026C2
- Authority
- NL
- Netherlands
- Prior art keywords
- housing
- mounting
- equipment
- data
- elongated plate
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
- H05K7/20718—Forced ventilation of a gaseous coolant
- H05K7/20736—Forced ventilation of a gaseous coolant within cabinets for removing heat from server blades
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Description
5
Housing for electrical equipment FIELD OF THE INVENTION
The invention relates to the field for housing electrical equipment.
BACKGROUND OF THE INVENTION
Data cabinets as housings for electrical equipment are usually provided as cabinets having a cuboid or rectangular cuboid shape with a frame of steel bars at the edges of the cuboid, steel plates at the sides as sidewalls and top and bottom. In certain cases, 10 also a steel plate is provided at the back of the cabinet. The front is either left open or provided with a door. In the interior of the cabinet, vertical mounting rails are provided. A first pair of mounting rails is provided at the front and a second pair of mounting rails is provided at the rear. At each side, horizontal equipment holding rails can be connected to front and rear mounting rails. The holding rails are arranged to hold electronic 15 equipment like data servers.
As indicated, these cabinets have a frame of steel bars. Equipment that is placed in the cabinets is less wide than the cabinet itself, to be able to gently slide the equipment in the cabinet, on the holding rails. Therefore, the area where equipment can put in is also 2 0 less wide than the inner perimeter of the cabinet, in particular defined by the sidewalls. This means that the vertical mounting rails are not placed directly adjacent to the sidewalls, but spaced apart from the sidewalls, at least at a distance substantially the same as the width of the steel bars that form the frame of the data cabinet.
2 5 OBJECT AND SUMMARY OF THE INVENTION
With use of such data cabinets in data centres, air for cooling equipment is provided from one side of the cabinets and aimed to flow through the equipment via vents and fans in casing of the equipment. This is for example discussed in European patent application EP10152323. For optimal efficiency, substantially all cool air should flow 3 0 through the equipment. However, with the vertical mounting rails spaced apart from the sidewalls, cool air can also flow from a cool zone to a hot zone without passing through equipment to be cooled.
It is preferred to improve efficiency of cooling electrical equipment in housing.
35
The invention provides in a first aspect a housing for electrical equipment comprising: 2 a housing unit; a first mounting member and a second mounting member for mounting the electrical equipment, defining an equipment placing area between the first mounting member and the second mounting member; and at least one sealing element for closing an area between the equipment placement area and an inner perimeter of 5 the housing.
By closing the area between the equipment placement area, an air flow provided for cooling the equipment in the housing is guided through the equipment placement area and prevented from flowing alongside the equipment without having been able to cool 10 the equipment.
In an embodiment of the housing according to the invention, the first mounting member and the second mounting member are vertically oriented. An advantage of this embodiment is that this enhances compatibility with existing equipment.
15 A further embodiment of the housing according to the invention comprises a rectangular front portal; a bottom member extending backwardly from the bottom of the front portal; a top member extending backwardly from the bottom of the front portal; a left side member extending backwardly from the left side of the front portal; a right side member 2 0 extending backwardly from the right side of the front portal; wherein the first mounting member extends from the left side of the bottom member to the left side of the top member and is vertically oriented and the second mounting member extends from the right side of the bottom member to the right side of the top member and is vertically oriented and wherein the equipment placement area is at the top defined by the top 2 5 member and at the bottom defined by the bottom member.
An advantage of this embodiment is that such housing is similarly shaped as existing housing, enabling convenient upgrading of existing data warehouses.
30 In yet another embodiment of the housing according to the invention, the first mounting member and the second mounting member are integrally formed with the front portal. An advantage of this embodiment is that no separate mounting members are required, reducing material and manufacturing cost.
35 The invention provides in a second aspect a plurality of cabinets, comprising at least two cabinets according to claim 1, wherein a left side member of a first data cabinet and 3 a right side member of a second data cabinet left from the first data cabinet is one and the same side member.
An advantage of this embodiment is that material cost is reduced.
5
The invention provides in a third aspect a data centre comprising the plurality of cabinets according to claim 10; and a cooling unit arranged for providing a flow of cooled air to the plurality of cabinets for cooling electrical equipment for which the data cabinets have been arranged to placed in.
10
BRIEF DESCRIPTION OF THE DRAWINGS
The invention and embodiments thereof will now be discussed in further detail in conjunction with Figures. In the Figures, 15 Figure 1: shows a data centre cross section;
Figure 2: shows a data cabinet system;
Figure 3: shows a skeleton of the data cabinet system; 20
Figure 4: shows a detail of the data cabinet system;
Figure 5: shows a variation of the detail of the data cabinet system.
25 DESCRIPTION OF PREFERRED EMBODIMENTS
Figure 1 shows a data centre 1 comprising a left server housing module 10 and a right server housing module 10'. The left server housing module 10 comprises a left data cabinet system 100 and a right data cabinet system 100'. The data cabinet systems 100 comprise data cabinets arranged for housing electrical equipment. The equipment that 30 can be housed are data servers, data storage modules, data switches and routers and other electrical equipment. The equipment dissipates heat while being operational. The heat has to be removed as increased temperature of the equipment affects correct functionality of the semiconductor components comprised by the equipment.
35 To remove the heat, a left cooling housing module 40 comprising a left cooling unit 42 and a right cooling housing module 40' comprising a right cooling unit 42' are provided. The cooling unit provided cool air to the server housing modules. To enhance efficiency 4 of the cooling, the left server housing module 10 and the right server housing module 10' are separated in a cool part and a hot part. In the left server housing module 10, left cool area 72 is provided and the in the right server housing module 10', right cool area 72' is provided. In the middle, a hot area 70 is shared by both server housing 5 modules. The hot area 70 is separated from the left cool area by a left separation wall 11 and from the right cool area by a right separation wall 11'.
Cool air from the left cooling unit 42 is provided to the left cool area 72, for example by means of fans, and flows through a front side of the data cabinets of the left data 10 cabinet system 100 and through the equipment housed by the data cabinets of the left data cabinet system 100. The cool airflows through the equipment via vents provided at the front and at the back of the equipment. The cool air is heated up by heat exchange with the equipment. In more and more equipment, the semiconductor components and other components are thermally connected to heat sinks to facilitate removal of heat. 15 The hot air is subsequently exhausted at a rear side of the left data cabinet system 100, optionally aided by fans at a rear side of the equipment and led to the left cooling unit 42 for cooling.
Figure 2 shows the data cabinet system 100 comprising eight data cabinets 110. The 2 0 data cabinets 110 are arranged for housing electrical equipment. The equipment that can be housed are data servers, data storage modules, data switches and routers and other electrical equipment. Each data cabinet 110 is at the front side provided with a cabinet door 112. At the top of the data cabinet system 100, a cabinet top plate 114 is provided. In the cabinet top plate 114, wiring openings 116 and a wire gutter 118 are 25 provided. The wiring openings 116 are provided for leading wiring from electrical equipment housed by the data cabinets to the wire gutter 118.
Figure 3 shows the data cabinet system 100 without the doors 112. At the front of the data cabinets 110, rectangular front portals 120 are provided. The front portals 120 30 comprise a lower portal bar 124, side jambs 126 and an upper portal bar 128. Between adjacent data cabinets 110 and at the outer sides of the data cabinet system 100, optional sidewalls 122 are provided to separate adjacent data cabinets 110 from one another. In one embodiment, each data cabinet 110 is provided with its own two sidewalls 122 on either side. In another embodiment, sidewalls 122 are shared by two 35 adjacent data cabinets 110. In other words, data cabinets 110 are separated by either one or two sidewalls 122.
5
Within the data cabinets 110, mounting members are provided for mounting the electrical equipment or for mounting holding members for holding the electrical equipment. This is shown in more detail by Figure 4. Figure 4 shows a detail of the data cabinet system 100 that is in Figure 3 shows in the square Z.
5
Figure 4 shows a right data cabinet 110 and a left data cabinet 110'. The left data cabinet 110' comprises at the front a left front portal 120' and the right data cabinet 110 comprises at the front a right front panel 120. The left front portal 120' is at the bottom delimited by the lower portal bar 124 and at the right side delimited by a left front side 10 jamb 126'. The right front portal 120 is at the bottom delimited by the lower portal bar 124 and at the left side delimited by a right front side jamb 126. Likewise, the left front portal 120' is at the left delimited by a front side jamb like the left front side jamb 126'. Similarly, the right front portal 120 is at the right delimited by a front side jamb like the right front side jamb 126. Both front portals are at the top delimited by the upper portal 15 bar 128 (Figure 3).
At the bottom, a bottom bar 132 is provided. The bottom bar 132 is in this embodiment shared by the right data cabinet 110 and the left data cabinet 110'. In another embodiment, two adjacent bottom bars are provided, one for each data cabinet. At the 2 0 lower rear side of the data cabinets, a rear bottom bar 144 is provided. At the top of the rear side of the right data cabinet 110 and the left data cabinet 110', an upper rear portal bar (not shown) is provided, similar to the upper portal bar 128. At the rear of the right data cabinet 110, a right rear side jamb 146 is provided and at the rear of the left data cabinet 110' a left rear side jamb 146' is provided. Together with another left rear 25 side jamb like the left rear side jamb 146' provided at the left rear side of the left data cabinet 110', the right rear side jamb 146, the rear bottom bar 144 and the upper rear portal bar, a rear portal is provided. The sidewall 122 extends from the right front side jamb 126 and the left front side jamb 126' to the right rear side jamb 146 and the left rear side jamb 146'.
30
Thus, the right data cabinet 110 comprises the front portal 120, a bottom member, a left side member and a top member. The bottom member comprises the lower portal bar 124, two bottom bars 132 provided on either lower side of the right data cabinet 110 and the rear bottom bar 144. This means that the lower portal bar 124 is shared by the front 35 portal 120 and the bottom member. The left side member comprises the sidewall 122 and the right side member comprises a sidewall 122 at the opposite side of the right data cabinet 110. The top member comprises the upper portal bar 128, the upper rear 6 portal bar and the cabinet top plate 114 at the top of the right data cabinet 110. Additionally, bars extending from the upper portal bar 128 to the upper rear portal bar may be provided as well, analogously to the bottom bars 132. It is noted that various elements of the right data cabinet 110 are shared by the front portal 120, rear portal, 5 bottom member and the top member.
The right front side jamb 126 has a planar front mounting rail 166 and a perpendicular front mounting rail 164 connected to it as mounting members. The terms planar and perpendicular relate to the orientation of the mounting rails with respect to the plane of 10 the front portal 120. In this particular embodiment, the planar front mounting rail 166 and the perpendicular front mounting rail 164 are integrally formed with the right front side jamb 126 by folding one metal plate in the shape as shown by Figure 4. The left front side jamb 126' is formed in analogous, mirrored way. The right front side jamb 126, the sidewall 122 and the left front side jamb 126' are connected by welds, rivets, screws, 15 other or a combination thereof. At the right side of the right data cabinet, another planar front mounting rail and another perpendicular front mounting rail are provided in a mirrored way.
The rear mounting bar 170 comprises a planar rear mounting rail 176 and a 2 0 perpendicular rear mounting rail 174. The electrical equipment is placed in the right data cabinet 110 by connecting horizontal holding members to either the planar front mounting rail 166 and the planar rear mounting rail 176 or the perpendicular front mounting rail 164 and the perpendicular rear mounting rail 174. Whether the perpendicular or planar mounting rails are used depends on design choices of the 2 5 manufacturer of the electrical equipment. In this embodiment, both perpendicular and planar mounting rails are provided to provide optimal flexibility. After the horizontal holding members have been placed, the equipment can be slid in the right data cabinet 110. In this way, the mounting rails on both sides of the front portal 120 define an area where equipment can be placed.
30
In another embodiment, the planar front mounting rail 166 and the perpendicular front mounting rail 164 are welded to the right front side jamb 126 or connected to the right front side jamb 126 in another way. Parallel to the right front side jamb 126, in line with the bottom bar 132, a rear mounting bar 170 is provided.
35
By integrally forming the right front side jamb 126 with the planar front mounting rail 166 and the perpendicular front mounting rail 164, the area between equipment mounted in 7 the right data cabinet 110 and the inner perimeter of the right data cabinet 110 is closed. The inner perimeter of the right data cabinet 110 is in this case the inner perimeter of the front portal 122 or the right side of the right front side jamb 126.
5 Figure 5 shows another embodiment of the housing according to the invention, where the planar front mounting rail 166 and the perpendicular front mounting rail 164 are provided on a separate front mounting bar 160. The front mounting bar 160 extends from the bottom of the right data cabinet 110 to the top of the right data cabinet 110. Furthermore, the front mounting bar 160 reaches from the planar front mounting rail 166 10 to the sidewall 122 for closing the area between the planar front mounting rail 166 and the perpendicular front mounting rail 164 on one hand and the inner perimeter of the right data cabinet 110 on the other hand. The inner perimeter of the right data cabinet 110 is in this case defined by the sidewall 122 at the sides and the cabinet top plate 114 at the top. At the bottom, the inner perimeter of the data cabinet 110 is defined by a 15 bottom plate, the floor of the server housing module 10 (Figure 1) or the bottom bar 132.
In the embodiment shown by Figure 5, the planar front mounting rail 166 and the perpendicular front mounting rail 164 are integrally formed with the front mounting bar 160. In other embodiments, the planar front mounting rail 166 and/or the perpendicular 2 0 front mounting rail 164 are provided separately in the right data cabinet 110. To ensure that the area between the front mounting rails and the inner perimeter of the right data cabinet 110 is closed, separate sealing elements are provided to close this area.
By sealing off the area between the inner perimeter of the data cabinet 110 and the 25 area where equipment is placed, air provided by the cooling unit 42 (Figure 1) to the cool area at the front of the data cabinet 110 is channelled in full through equipment placed between and connected to the mounting rails on either side of the inner space of the data cabinet 110. It is noted that in case a data cabinet 110 is not completely filled with equipment, the spare areas or spare slots are to be covered with cover plates. The 3 0 area between the inner perimeter of the data cabinet 110 and the area where equipment is placed does not necessarily have to be sealed air tight. The most important is to significantly reduce any flow of cool air that could flow through the data cabinet 110 while not flowing through the equipment.
35 In another embodiment, the sidewall 122 is omitted. With the equipment placement areas between the mounting rails filled with equipment and/or closed with closing plates and areas between the mounting rails closed by mounting bars and/or front side jambs, 8 air is also guided through equipment in the equipment placement area and no cool air is directed to the hot area 70 (Figure 1) without having passed along elements that are required to be cooled. However, the sidewall 122 may still be provided for security reasons. In this embodiment, the inner perimeter of the data cabinet 110 is defined by 5 the outline of the front portal 120.
In yet another embodiment, the mounting rails are extended towards the inner perimeter of the data cabinet 110. In that way, the mounting rails perform the function of both mounting members and sealing elements. Within this respect, the mounting rails usually 10 will in at least most cases at least partially perform the function of sealing element, either alone or in conjunction with another element like the front mounting bar 160 or the front side jamb 126.
Thus far, the area between the inner perimeter of the data cabinet 110 and the 15 equipment placement area defined by mounting rails has been discussed to be closed between the front mounting rails and the inner perimeter of the data cabinet 110. Alternatively, the area between the rear mounting rails and the inner perimeter of the data cabinet 110 is closed. It is noted, however, that this still enables an airflow between the equipment and the inner perimeter between the front mounting rails and the rear 2 0 mounting rails. This may result in turbulence within and potentially also outside the data cabinet 110, reducing cooling efficiency.
In summary, the invention relates to a housing for electrical equipment and in particular for data cabinets comprising a data rack. The data rack is provided as four vertical 25 mounting rails for connect the equipment thereto in a horizontal orientation. To improve cooling efficiency, in particular in data warehouses with separate cool and hot zones, the area between the mounting rails and the adjacent perimeter of the cabinet is closed to channel air and in particular an air flow, in particular with cool air, provided at either front or the rear side of the cabinet and equipment to flow through the equipment 30 towards the rear of the front side of the cabinet and equipment, respectively. In this way, substantially all cool air provided flows through the equipment for cooling instead of passing alongside between the cabinet perimeter and the mounting rails.
Expressions such as "comprise", "include", "incorporate", "contain", "is" and "have" are 35 to be construed in a non-exclusive manner when interpreting the description and its associated claims, namely construed to allow for other items or components which are 9 not explicitly defined also to be present. Reference to the singular is also to be construed in be a reference to the plural and vice versa.
In the description above, it will be understood that when an element such as layer, 5 region or substrate is referred to as being "on", "onto" or "connected to" another element, the element is either directly on or connected to the other element, or intervening elements may also be present.
Furthermore, the invention may also be embodied with less components than provided 10 in the embodiments described here, wherein one component carries out multiple functions. Just as well may the invention be embodied using more elements than depicted in Figure 2 and other Figures, wherein functions carried out by one component in the embodiment provided are distributed over multiple components.
15 A person skilled in the art will readily appreciate that various parameters disclosed in the description may be modified and that various embodiments disclosed and/or claimed may be combined without departing from the scope of the invention.
It is stipulated that the reference signs in the claims do not limit the scope of the claims, 2 0 but are merely inserted to enhance the legibility of the claims.
Claims (12)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL2006026A NL2006026C2 (en) | 2011-01-18 | 2011-01-18 | Housing for electrical equipment. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL2006026A NL2006026C2 (en) | 2011-01-18 | 2011-01-18 | Housing for electrical equipment. |
NL2006026 | 2011-01-18 |
Publications (1)
Publication Number | Publication Date |
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NL2006026C2 true NL2006026C2 (en) | 2012-07-19 |
Family
ID=44343895
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL2006026A NL2006026C2 (en) | 2011-01-18 | 2011-01-18 | Housing for electrical equipment. |
Country Status (1)
Country | Link |
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NL (1) | NL2006026C2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104279659A (en) * | 2013-07-12 | 2015-01-14 | 德塔瑟恩特尔Ip股份有限公司 | Arrangement for providing air for room |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4758925A (en) * | 1985-02-28 | 1988-07-19 | Kabushiki Kaisha Toshiba | Housing for electronic equipment connectable with another housing of like construction adjacent thereto |
US5941621A (en) * | 1997-02-28 | 1999-08-24 | Digital Equipment Corporation | Cabinet slide mounting bracket |
WO2002101528A2 (en) * | 2001-06-12 | 2002-12-19 | Fujitsu Siemens Computers Gmbh | Computer cupboard and arrangement of a computer cupboard |
WO2004103046A2 (en) * | 2003-05-13 | 2004-11-25 | American Power Conversion Corporation | Rack enclosure |
-
2011
- 2011-01-18 NL NL2006026A patent/NL2006026C2/en active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4758925A (en) * | 1985-02-28 | 1988-07-19 | Kabushiki Kaisha Toshiba | Housing for electronic equipment connectable with another housing of like construction adjacent thereto |
US5941621A (en) * | 1997-02-28 | 1999-08-24 | Digital Equipment Corporation | Cabinet slide mounting bracket |
WO2002101528A2 (en) * | 2001-06-12 | 2002-12-19 | Fujitsu Siemens Computers Gmbh | Computer cupboard and arrangement of a computer cupboard |
WO2004103046A2 (en) * | 2003-05-13 | 2004-11-25 | American Power Conversion Corporation | Rack enclosure |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104279659A (en) * | 2013-07-12 | 2015-01-14 | 德塔瑟恩特尔Ip股份有限公司 | Arrangement for providing air for room |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
HC | Change of name(s) of proprietor(s) |
Owner name: EVOSWITCH IP B.V.; NL Free format text: DETAILS ASSIGNMENT: VERANDERING VAN EIGENAAR(S), VERANDERING VAN NAAM VAN DE EIGENAAR(S); FORMER OWNER NAME: DATAXENTER IP B.V. Effective date: 20160902 |
|
PD | Change of ownership |
Owner name: DATAXENTER IP B.V.; NL Free format text: DETAILS ASSIGNMENT: VERANDERING VAN EIGENAAR(S), SAMENVOEGEN; FORMER OWNER NAME: KGG DATAXENTER HOLDING B.V. Effective date: 20160902 |