EP3763179A1 - Kühlanordnung in einem gebäude einer technischen funktionseinheit, insbesondere zum kühlen eines rechenzentrums - Google Patents
Kühlanordnung in einem gebäude einer technischen funktionseinheit, insbesondere zum kühlen eines rechenzentrumsInfo
- Publication number
- EP3763179A1 EP3763179A1 EP19723343.0A EP19723343A EP3763179A1 EP 3763179 A1 EP3763179 A1 EP 3763179A1 EP 19723343 A EP19723343 A EP 19723343A EP 3763179 A1 EP3763179 A1 EP 3763179A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- data center
- cooling
- building section
- building
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0089—Systems using radiation from walls or panels
-
- 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
- H05K7/20745—Forced ventilation of a gaseous coolant within rooms for removing heat from cabinets, e.g. by air conditioning device
-
- 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
- H05K7/20836—Thermal management, e.g. server temperature control
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/54—Free-cooling systems
Definitions
- the invention relates to a cooling arrangement, in particular a cooling arrangement for operating an energy-efficient data center.
- the term data center is to be understood in particular as buildings and / or parts of buildings or premises in which IT components (eg servers, storage and network systems, but also the infrastructure required for operation) of a company and / or other organizational unit and / or multiple companies and / or multiple organizational units.
- the invention relates to a data center for a city, a municipality or another organizational unit which has at least one further technical functional unit, in particular also a water-processing organizational unit.
- a water-processing organizational unit is meant in particular a waterworks, a pumping station and / or an operating room for a water storage.
- a method for cooling / conditioning of heated air wherein a liquid medium can be used as the coolant, which can be in particular water, well or tap water.
- JP 09 178 205 A it is proposed to position a water tank below a house in order to guide air for cooling through this water tank.
- the water tank should be filled or fed with cool drinking water.
- the invention has for its object to provide an energy-efficient data center available, in particular, only a small energy consumption for heat dissipation and compliance with the necessary
- a cooling arrangement according to the invention is realized in at least one building with a refrigeration functional unit which is arranged in a refrigeration unit section, wherein a refrigeration medium is processed, provided, passed through and / or at least temporarily present in at least part of the refrigeration unit building section ,
- a cooling medium in particular water, air or other fluids are understood, regardless of whether these fluids are in gaseous or liquid form.
- the refrigeration medium has, in an arrangement according to the invention, at least temporarily a lower Tempe temperature than the atmospheric surrounding outside air surrounding the building, wherein arranged in said at least one building or in another adjacent building or an adjacent housing a data center in a data center building section is.
- a cabinet of an arrangement according to the invention preferably has a body and provided in the body means for receiving a
- These may be, in particular, vertically extending rails designed to bolt 17 ", 19", 21 ", or other standard sized systems.
- the planes e.g. a 19-inch plane, also be designed to be displaceable.
- the invention relates not only to compact cabinets with a cabinet volume designed to accommodate from 1 to 12 height units or less, but in particular cabinets having a height of at least one meter, preferably at least 1.5 meters, more preferably at least 1, 8 meters and more preferably at least 2.0 meters, 2.2 meters or even 2.5 meters.
- An above-mentioned height unit corresponds to a height of 1% inch.
- insbesonde re buildings are understood that are not separated more than 100 meters apart, is to be understood as the distance of the direct, shortest distance between the two buildings from outer wall to outer wall.
- a distance of 100 meters can be bridged in particular with the help of supporting measures men, with supporting measures in particular a fan or more fans are located in a leading from one building to the other building fluid line and one to the respective fan occurring pressure drop at least partially compensates and generates new delivery pressure.
- Distances between a first building with a refrigeration function unit building section and a second building with a data center building section of a maximum of 50 meters can also be realized without supporting measures in order to provide an inventive To realize cooling arrangement, in particular without the above-mentioned additional measures in the form of a fan or multiple fans at several points.
- a cooling arrangement according to the invention has the advantage that an energy-efficient data center can be provided which has only a low energy requirement for heat dissipation and compliance with the necessary temperature limits within the data center.
- Core idea here is to use an existing based on the refrigerant cooling energy in the refrigeration unit building section directly or indirectly for the cooling of the room air in the data center building section.
- a direct or indirect at least partial use of the refrigeration medium is to be understood as meaning both a temporary and a supplementary use as well as a continuous and / or permanent use of the refrigeration medium.
- the at least one means for direct or indirect at least partial use of the refrigeration medium for cooling the room air in the data center building section is the only means for cooling said room air.
- At least one water-processing operation is part of the arrangement as the refrigeration functional unit.
- a water-processing operation is to be understood as meaning, in particular, those operations which process, provide, pass through and / or at least partially store or store water as a cooling medium.
- Kältefunktionsein units in the form of water works, pumping stations and / or water storage.
- As a water-processing operation in the context of the invention are in particular those companies to understand that process water independently of the data center.
- the water of such farms is called Primary purpose is not processed for the data center, but it serves a different primary purpose and is additionally used to achieve a secondary purpose, namely for cooling the room air in the data center building section.
- a fluid line for conveying air and / or a fluid line for conveying the cooling medium from the cooling unit unit building section into the data center building section is provided as means for directly or indirectly using the cooling medium.
- a fluid line for conveying air is provided as a means for the direct or indirect use of the medium, a particularly simple and safe system results, which uses a usually cool room air from a refrigeration unit building section indirectly or directly in order to use it To direct fluid line for conveying air in the direction of the data center building section and in particular to initiate directly into this.
- a fluid line for conveying the refrigeration medium from the refrigeration unit unit building section into the data center building section is provided as the means for direct or indirect use of the medium
- this fluid line can either be a fluid line for conveying a gaseous fluid or to act a fluid line for conveying a liquid fluid, depending on which refrigerant is present in the refrigeration unit.
- the refrigerant medium is water
- a fluid line for conveying water from the refrigeration unit building section to the data center building section is provided. In this case, in contrast to the air-to-air cooling described above, this is water-based cooling.
- Such a water-based cooling for the realization of a water-air cooling or alternatively also to a water-water cooling can be used.
- a water-air-cooling is meant a system in which the cooling medium is used in the form of a liquid to use the air provided for cooling in the refrigeration unit building section.
- the cold medium is introduced in the form of a liquid in the data center building section or transferred by means of a suitable perennialtau shear to another liquid, which in turn is then introduced into the data center building section to realize the cooling , wherein one or more heat exchangers in the data center is traversed by the exhaust air of the IT components and thereby absorbs the heat from the data center and one or more heat exchangers is traversed by the water of the water-processing operation and thus the heat is released to this water.
- the water-air cooling has the advantage that it provides a higher level of security in the data center building section insofar as suitable sealing concepts for preventing the entry of the liquid and a subsequent potential damage to the IT, EDP, network and / or Telecommunications systems remains excluded.
- a particularly high transfer performance can be achieved.
- At least one mixing chamber for conditioning the cooling medium conveyed through the fluid line is provided in the refrigeration unit building section in the data center building section and / or in a fluid path leading from the cold function unit to the data center building section ,
- two or more mixing chambers can be arranged sequentially in succession, in order in the case of large temperature differences or high humidity values a stepwise Reduce the temperature and / or humidity to cause and thus counteract condensation on fluid lines, especially in non-insulated portions of such fluid lines.
- a plurality of mixing chambers can be arranged in parallel to produce a higher cooling capacity.
- sensors may be provided at suitable locations inside or outside the building, in particular sensors connected to industrial sensors.
- valves in particular analogue signals, are used to regulate shutter flaps in the range between 0 V and 10 V.
- control valves can also be the ratio of outside air or ambient air from the cold function building section and exhaust air, which is mixed together to supply air, change and adjust as needed.
- the outside air and the exhaust air flaps are opened until the set supply air temperature is reached. In such a control phase, the bypass flap runs in opposite directions to the aforementioned exhaust air flap and outside air damper.
- the temperature is controlled in the opposite direction.
- a switch to a heat exchanger-based or mechanical refrigeration in a fire after its direct or indirect detection can be provided.
- a so-called delta-T control This is to be understood in particular as follows:
- the Delta-T control uses the effect that an increase in the spread between supply air and exhaust air allows a reduction of the volumetric flow rate (fan speed), while still providing the same cooling capacity. This means that - when the outside temperature drops below the setpoint temperature - the delta-T, so the spread, be increased, thereby saving energy by a lower fan speed can be saved.
- a multi-stage filter system is provided in the fluid path, immediately before or immediately at the outlet of the fluid path.
- a coarse filter with the filter stage G4 and a fine filter with the filter stage F7 may be provided to ensure a clean air.
- Such a filter system is preferably arranged in the supply air duct.
- the mixing chamber has a fluid path leading from the data center building section into the mixing chamber, to warm exhaust air from the data center building section for heating via said fluid path, which of the refrigeration functional unit Building section leads to the data center building section, to heat up efficiently and without additional energy costs and thus be able to condition properly.
- At least one air line is provided as means for direct or indirect at least partial use of the cooling medium for cooling the room air in the data center building section, in order to supply air from the cooling function unit for cooling the room air into the room air To initiate the data center building section.
- An at least partial use is understood to mean both a temporary and / or supplementary use and a continuous and / or permanent use of the refrigeration medium as a source of cooling energy.
- the cooling medium is used as the only means for cooling the room air in the data center building section.
- Cooling arrangement according to the invention can be realized particularly efficiently without required inverter. In this case, no power dissipation of inverters occurs, so that the cooling arrangement can be operated highly efficiently.
- primary energy sources in the form of photovoltaic systems (PV systems) or wind power plants come into consideration as sources of energy on a DC basis. With such a cooling arrangement, a particularly efficient Rechenzent rum can be realized.
- only individual parts e.g. the fans are powered by DC power and / or DC power is fed into the uninterruptible power supply to save the input inverter.
- At least one row of cabinets is arranged in the data center such that on one side of the cabinets, especially on the front side, a cold aisle and on another side of the cabinets, in particular on the back Warm aisle is formed.
- at least one access path to a room via a temperature lock is provided in the at least one data center building section.
- a direct free cooling with atmospheric outside air is additionally provided.
- refrigerant medium only a natural refrigerant is preferably provided, or it is provided as cold media exclusively natural refrigerant medium.
- one or more of the refrigeration medium or natural refrigeration media is particularly preferably air and / or water. These are climate neutral and available in practice free of charge and practically in any quantity as needed.
- one fire damper or more fire dampers can be provided.
- Fig. 1 is a schematic representation of a first embodiment
- FIG. 2 is a schematic representation of a second embodiment of a cooling arrangement according to the invention, which extends over two be adjacently arranged building,
- FIG. 3 is a schematic representation of a data center
- a first embodiment of a erfindungsge MAESSEN cooling arrangement 10 is shown schematically, which is realized in a building or a housing 12.
- the building 12 is at least arranged in a refrigeration unit building section 14 with only one therein shown schematically refrigeration unit 16 and in a data center building section 18 with a data center 20 shown only schematically.
- additional building sections (not shown) can optionally be provided.
- a refrigeration medium (not shown) is processed, provided, passed through and / or at least temporarily stored by means of the refrigeration functional unit 16.
- the refrigeration functional unit 16 can be, for example, a waterworks that serves drinking water treatment or other treatment of water.
- Atmospheric ambient air of the building 12 can enter the interior of the refrigeration unit building section 14 through at least one opening (not shown) of the outer wall of the refrigeration unit building section 14 according to arrow A.
- the air present in the refrigeration unit building section 14 usually has a temperature of below 20 ° C., in particular in the range between 10 ° C. and 18 ° C.
- the air can flow from the refrigeration unit building section 14 according to the arrow B into a mixing chamber 22 and from this mixing chamber 22 according to the arrow C into the data center building section 18.
- air from the data center building section 18 according to the arrow D flow into the mixing chamber 22.
- air from the data center building section 18 according to the arrow E shown only by dashed lines, it is provided that atmospheric air can flow directly into the mixing chamber 22.
- air from the data center building section 18 can flow back into the atmosphere according to the arrow F (exhaust air).
- the mixing chamber 22 may be equipped with control elements and / or control elements, not shown, in particular in the form of flaps, regulators, sensors and / or other control and regulating elements to the according to the arrows B and C of the Kältefunktionsechs- building section 14 in the Computer center building section 18 conditioned te air, that is, the temperature and / or the humidity of the air flowing into the data center building section 18 according to the arrow C air into predetermined tolerance limits to bring.
- tolerance limits can be defined in particular as follows:
- the air streams A-F are - at least partially or completely - passed through channel work and moved by unillustrated air conveyors, e.g. by means of fans (not shown).
- the fans are provided at least partially redundant, so that the failure of a fan is largely unproblematic.
- Fans can be arranged both in the supply air duct 52 and in the exhaust duct 54. Likewise fans may be arranged in the cold aisle and / or in the warm aisle of a data center 20.
- FIG. 2 shows a second embodiment in which the same reference numerals are used for identical or at least functionally identical elements as in FIG. 1. This also applies to elements which can be recognized in the following figures.
- the refrigeration functional unit 16 is arranged in a first building 12, and the data center 20 is arranged in a separate, spaced-apart building 12 '.
- the distance between the first building 12 and the second building 12 ' is indicated in Fig. 2 with a. It is in the embodiment shown less than 50 meters, here about 30 meters.
- a fluid conduit 24 is provided for conveying air.
- the mixing chamber 22 is disposed within the data center building section 18 in the embodiment shown in FIG. For the sake of completeness, however, it is then pointed out that this mixing chamber 22 can alternatively also be arranged extending within the fluid line 24 or within the refrigeration unit building section 14 or extending over all these elements.
- the mode of operation of the alternative embodiment of the inventive cooling arrangement 10 shown in FIG. 2 corresponds to the mode of operation explained above in connection with FIG. 1.
- FIG. 3 shows a detailed representation of a data center building section 18.
- this data center building section 18 is divided into a first room 26, a second room 28, a third room 30, a fourth room 32, a fifth Room 34 and a sixth room 36.
- room 26 is provided as "engineering room A" 40
- room 34 is provided as "engineering room B” 38.
- Room 28 serves as a plant space 46 for an air conveyor system and mixing chamber 42 with one or more fans or other air conveyors (not shown).
- Room 30 serves as a lock 44.
- Room 32 serves as a data center 20 for the arrangement of a plurality of cabinets 48.
- a generator 50 is arranged in space 36.
- Air can be conveyed to the air conveyor system 42 and from this air conveyor system 42 in the Rechenzent rum 20 starting from the arrow Z via a serving as a supply air channel 52 fluid channel 24.
- Air can be conveyed out of the data center 20 as exhaust air in the reverse direction.
- a non-dargestell te separation of air flows is provided in the conveyor system 42.
- the supply air flowing in via the arrow Z is conveyed into the cold aisles K shown only schematically in FIG. It is then passed as cooling air according to the arrows S through the cabinets 48 to an aisle W and discharged from the warm gear W again through the air conveyor 42 and the exhaust duct 54
- the supply air duct 52 and the exhaust air duct 54 symbolically represent in FIG. 3 fluid ducts which, according to the arrows B and C shown in FIGS. 1 and 2, can lead from a refrigeration unit building section 14 into a data center building section 18 (supply air duct 52).
- this supply air channel 52 can also be the supply air channel marked with the arrow E in FIGS. 1 and 2, which flows from the atmosphere surrounding a building 12, 12 'into the computer center building section 18 or the data center 20 itself leads into it.
- the channel which is visualized by the arrow E, formed thermally insulated to the mixing chamber 22 in order to avoid condensation in outside air below the dew point.
- individual or all channels can be equipped with silencers to reduce or completely eliminate noise emissions.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Ventilation (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE202018102509.0U DE202018102509U1 (de) | 2018-05-04 | 2018-05-04 | Kühlanordnung in einem Gebäude einer technischen Funktionseinheit, insbesondere zum Kühlen eines Rechenzentrums |
PCT/EP2019/061414 WO2019211452A1 (de) | 2018-05-04 | 2019-05-03 | Kühlanordnung in einem gebäude einer technischen funktionseinheit, insbesondere zum kühlen eines rechenzentrums |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3763179A1 true EP3763179A1 (de) | 2021-01-13 |
Family
ID=62637004
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19723343.0A Pending EP3763179A1 (de) | 2018-05-04 | 2019-05-03 | Kühlanordnung in einem gebäude einer technischen funktionseinheit, insbesondere zum kühlen eines rechenzentrums |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3763179A1 (de) |
DE (1) | DE202018102509U1 (de) |
WO (1) | WO2019211452A1 (de) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE490924C (de) * | 1930-02-03 | Moritz Hirsch Dipl Ing | Vorrichtung zur Aufbereitung von Luft durch Wasser | |
DE4419441C2 (de) | 1994-06-03 | 1996-07-11 | Ltg Lufttechnische Gmbh | Verfahren zum Kühlen/Konditionieren von Luft |
JPH09178205A (ja) | 1995-12-22 | 1997-07-11 | Sanyo Electric Co Ltd | 熱交換装置 |
US9313929B1 (en) * | 2012-05-29 | 2016-04-12 | Google Inc. | Managing data center airflow |
US10433466B2 (en) * | 2016-06-16 | 2019-10-01 | Dell Products L.P. | Mixing chamber for air handling in an information handling system |
-
2018
- 2018-05-04 DE DE202018102509.0U patent/DE202018102509U1/de active Active
-
2019
- 2019-05-03 EP EP19723343.0A patent/EP3763179A1/de active Pending
- 2019-05-03 WO PCT/EP2019/061414 patent/WO2019211452A1/de unknown
Also Published As
Publication number | Publication date |
---|---|
WO2019211452A1 (de) | 2019-11-07 |
DE202018102509U1 (de) | 2018-06-05 |
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