EP1553353A1 - Bypass im Reaktionsspeichervorlauf - Google Patents
Bypass im Reaktionsspeichervorlauf Download PDFInfo
- Publication number
- EP1553353A1 EP1553353A1 EP05000089A EP05000089A EP1553353A1 EP 1553353 A1 EP1553353 A1 EP 1553353A1 EP 05000089 A EP05000089 A EP 05000089A EP 05000089 A EP05000089 A EP 05000089A EP 1553353 A1 EP1553353 A1 EP 1553353A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- line
- reaction vessel
- charging circuit
- hot water
- water
- 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.)
- Granted
Links
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D17/00—Domestic hot-water supply systems
- F24D17/0078—Recirculation systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D17/00—Domestic hot-water supply systems
- F24D17/0073—Arrangements for preventing the occurrence or proliferation of microorganisms in the water
Definitions
- the present invention relates to a hot water preparation plant with a charging circuit, wherein in the charging circuit in the conveying direction of a charging cycle pump a pressure line, a first heat exchanger, a Reaction vessel charging line, a reaction vessel and a Connecting line to the intake pipe to said charging circuit are interconnected.
- the invention relates to a method for operating a such water heating system.
- a water treatment plant of the type mentioned is for example in the Patent DE 42 35 038 described.
- the proposed there Water treatment plant is in feeding cold water in the Plant via the cold water pipe the water via an access line promoted by the charge pump in the charging circuit. There it mixes via the cold water pipe promoted cold water with the in the charging circuit located hot water.
- This hot water consists of over the Circulation circuit and possibly with appropriate valve position the drinking water storage tank conveyed back into the charging circuit Proportions. After mixing these shares with the fed cold water, the mixed water has a mixing temperature, the below the temperature of the recirculated from said parts of the plant Quantities is.
- This mixed water is then in a Heat exchanger heated to disinfection temperature, in one Promoted reaction vessel and of this possibly in one Promoted drinking water storage tank.
- the present invention therefore has for its object, a Water heating system with a charging circuit of the beginning specify the type described, the heating of the plant fed cold water with the lowest possible energy consumption achieved and which the feeding of water with for Legionella growth of critical temperature in the reaction vessel effectively avoids. It is also an object of the invention, a method to indicate the operation of a water heating system, in which the risk of propagation of Legionella is further limited.
- This object is in a generic system after the Invention solved in that in the first heat exchanger with the Entrance of the reaction vessel connecting reaction vessel charging line a branch is provided, with a in the suction of the Charge cycle pump opening bypass line.
- a branch is provided, with a in the suction of the Charge cycle pump opening bypass line.
- This bypass line is advantageous a faster heating of the water in the Charging circuit achieved because the charging circuit by bypassing the Reaction memory and possibly connected in series Drinking water storage tank is effectively reduced.
- the advantage is that In this way, a smaller amount of water faster through the Heat exchanger circulates, as is the case when the reaction storage and the drinking water storage tank are included in the charging circuit.
- a drinking water storage tank provided in the charging circuit. aid This drinking water storage tank can be advantageously disinfected, Store hot water in order to supply enough hot water in the short term at the tap points at Zapfraten, which the Heat transfer capacity of the heat exchanger exceed, so that more hot water can be withdrawn than cold water in the same time is heated up.
- a circulation water circuit is provided, wherein in Circulation water circuit in the flow direction at Zapfruhe one Drinking water collecting pipe, a drinking water outlet pipe, another Heat exchanger, a drinking water distribution line and a Circulation line interconnected to the circulation water circuit are.
- This is advantageous in order to avoid that in Zapfruhe water in the lines to and from the taps resting and there to germ growth leads.
- the further heat exchanger can be used to cool the advantage Disinfection temperature of the water to the desired Extraction temperature can be used at the taps.
- a development of the invention provides that the charging cycle pump, the reaction vessel and the drinking water storage tank in both circuits are switched and the cold water supply into the Inlet line of the charge cycle pump opens.
- the advantage of this Arrangement is that the water flow from the circulation circuit on this way back into the charging current leads to advantage Heating to disinfection temperature passed into the reaction vessel to become.
- the branch to the Bypass line designed as a flow control valve.
- the flow control valve between a State in which the volumetric flow is completely from the output of the first heat exchanger is passed to the reaction vessel, and a State in which the volume flow is completely to the intake pipe the charge cycle pump is passed designed continuously controllable is.
- This allows a partial flow of water in the charging circuit beneficial in a partial charge circuit containing the reaction vessel and the Drinking water storage tank includes, as well as in a part of the circle, the these plant parts bypasses, be split.
- This has the advantage that an adjustment of the quantity ratio of the two partial load circuits guided subsets adapted to the respective operating state is possible.
- the Flow divider valve through a preferably in the reaction vessel charging line arranged charging circuit temperature sensor in conjunction is formed regulated by a regulator.
- This arrangement has the Advantage that at a by the charging circuit temperature sensor measured predetermined temperature at which the risk of strengthened legionella growth by means of the regulator automatically via the flow control valve located in the charging circuit Amount of water can be passed through the bypass line. So it can be ensured advantageous that only water with sufficiently high Temperature is promoted in the reaction memory. As soon as the Temperature in the charging circuit has reached the disinfection temperature, always one of the capacity of the heat exchanger corresponding Subset with disinfection temperature in the reaction vessel transferred.
- bypass backflow preventer in the bypass line a Bypass backflow preventer arranged.
- This bypass backflow preventer is advantageously prevents water from the Circulation cycle via a drinking water collecting line or cold water via a cold water supply via the bypass line without the Pass through heat exchangers are passed into the reaction vessel what else can the introduction of legionella-containing water into Reaction memory could result.
- the Circulation line in the bypass line downstream of the bypass backflow preventer arranged opening is the Circulation line in the bypass line downstream of the bypass backflow preventer arranged opening.
- the advantage of this arrangement is that via the bypass line water from the circulation circuit in the reduced charging circuit, which does not contain the reaction vessel, can be introduced. In this way, for example, in the case that about a Flow rate valve of the reaction tank completely from the charging circuit is decoupled, water from the circulation circuit in circulation being held. That the orifice downstream of the bypass backflow preventer is arranged, has the advantage that water out the circulation circuit in this way not directly without passage can pass through the heat exchanger in the reaction vessel.
- the tapping quantity be limited to a safe level.
- the dispensing amount limited to zero, namely, when the cold water supply is blocked. in the In other case we limit the dispensing quantity to the charge quantity.
- the reaction vessel is designed as a pipe spiral. Mixing effects in the reaction vessel can be advantageously avoided in this way.
- the process task is solved in that the reaction vessel from the charging circuit through a switchable bypass line first is decoupled until the temperature in the charging circuit a Disinfection temperature exceeds and only then the reaction vessel in the charging cycle is involved.
- FIG. 1 shows a schematic representation of the preferred one Embodiment of the invention.
- a connecting line 11a becomes Water from the drinking water storage 10 via a shut-off valve 22 and the connecting line 11 and a part of the cold water flow from the Kaltwasserzutechnisch 3 through a shut-off valve 22 via a Suction line 6 to a charging circuit pump 5, in a charging circuit 1 is located, headed.
- the water is first to Preheating by the other heat exchanger 14 and then heated by the heat exchanger 8 to sufficiently high temperatures and thereby disinfected.
- the further heat exchanger 14 is with its hot water side in the Drinking water outlet line 13 integrated, in which on Disinfection temperature heated water from the Drinking water storage tank 10 via the drinking water distribution line 15 is conveyed to the taps 4.
- This water in the drinking water outlet pipe 13 is through the heat exchanger 14th cooled to a safe temperature and can over the Drinking water distribution line 15 the taps 4 without the risk of Scalding be removed.
- the disinfected as described above water in the charging circuit 1 is heated by the heat exchanger 8 to disinfection temperature and over a reaction vessel charging line to a flow divider valve 19 directed.
- the temperature of the drinking water in the drinking water distribution line 15 is lowered.
- the temperature of the Circulation water is through a in the drinking water distribution pipe 15 arranged drinking water temperature sensor 25th measured, which with a drinking water mixing valve 26 regulating this connected is. Is the measured at the drinking water temperature sensor 25 Temperature too low, then opens the drinking water mixing valve 26 a Bypass line 27 and closes the line over the Heat exchanger 14, thereby avoiding unwanted cooling becomes. Is the temperature measured at the drinking water temperature sensor 25 on the other hand, too high, then locks the drinking water mixing valve 26 the Bypass line 27 and opens the line via the heat exchanger 14, until the desired low temperature is reached.
- Injected water can so long in the shortened charging cycle circulate and pass through the heat exchangers 8 and 14 until the desired temperature is reached in the shortest possible time. Of the Temperature range in which Legionella multiply, in no time Drive through time.
- the flow divider valve 19 is again set to a state in which the volume flow is completely from the output of the Heat exchanger 8 is passed to the reaction vessel 9. To this Way are the reaction memory and the drinking water storage again involved in the charging cycle and there will be no water through the Passed bypass line.
- FIG. 2 shows a water heating plant of the type mentioned shown, in which the reaction vessel 9 is divided into a Reaction vessel section 9a and a drinking water storage tank section 9b.
- Fig. 3 is another embodiment of a water heating system represented according to the invention.
- this embodiment is different from the embodiments described above in the Pressure line 7 of the charging cycle pump in a flow mixing valve 28 opening bypass line 27 branches off, so that the pumped by the charge cycle pump water depending on State of the flow mixing valve 28 via the heat exchanger 14 or is not conductive.
- the flow mixing valve 28 is from the drinking water temperature sensor 25 for regulating the temperature of the in Drinking water storage tank 10 introduced water regulated. to Reduction of this temperature, the bypass line 27th shut off, so that the pumped water through the heat exchanger 14th is directed. In this way, a preheating in the energy saving is Charging circuit 1 reached.
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Devices For Dispensing Beverages (AREA)
- Steering Control In Accordance With Driving Conditions (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
- Furan Compounds (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
Description
- 1
- Lade-Kreislauf
- 2
- Zirkulationswasser-Kreislauf
- 3
- Kaltwasserzuleitung
- 4
- Zapfstellen
- 5
- Lade-Kreislauf-Pumpe
- 6
- Ansaugleitung
- 7
- Druckleitung
- 8
- Wärmetauscher
- 9
- Reaktionsbehälter
- 9a
- Reaktionsbehälterabschnitt
- 9b
- Trinkwasserspeicherbehälterabschnitt
- 10
- Trinkwasserspeicherbehälter
- 11
- Verbindungsleitung
- 11a
- Verbindungsleitung
- 12
- Trinkwasser-Sammelleitung
- 13
- Trinkwasserabgangsleitung
- 14
- zweiter Wärmetauscher
- 15
- Trinkwasser-Verteilungsleitung
- 16
- Zirkulationsleitung
- 17
- Reaktionsbehälter-Lade-Leitung
- 18
- Bypaß-Leitung
- 19
- Mengenteilventil
- 20
- Lade-Kreis-Temperaturfühler
- 21
- Bypaß-Rückflußverhinderer
- 22
- Absperrventile
- 23
- Regler
- 24
- Ventil
- 25
- Trinkwasser-Temperaturfühler
- 26
- Trinkwasser-Mischventil
- 27
- Umgehungsleitung
- 28
- Vorlauf-Mischventil
- 29
- Rohrspirale
- 30
- Abzweig
- 31
- Zirkulations-Pumpe
Claims (13)
- Warmwasserbereitungsanlage mit einem Ladekreislauf (1), wobei im Ladekreislauf (1) in Förderrichtung einer Lade-Kreislauf-Pumpe (5) eine Druckleitung (7), ein erster Wärmetauscher (8), eine Reaktionsbehälter-Lade-Leitung (17), ein Reaktionsbehälter (9) und eine Verbindungsleitung (11) zur Ansaugleitung (6) zum genannten Lade-Kreislauf (1) zusammengeschaltet sind, dadurch gekennzeichnet, daß in der den ersten Wärmetauscher (8) mit dem Eingang des Reaktionsbehälters (9) verbindenden Reaktionsbehälter-Lade-Leitung (17) ein Abzweig (30) vorgesehen ist, mit einer in die Ansaugleitung (6) der Lade-Kreislauf-Pumpe (5) mündenden Bypaß-Leitung (18).
- Warmwasserbereitungsanlage nach Anspruch 1, dadurch gekennzeichnet, daß in Serie zum Reaktionsbehälter (9) ein Trinkwasserspeicherbehälter (10) im Ladekreislauf (1) vorgesehen ist.
- Warmwasserbereitungsanlage nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, daß ein Zirkulationswasser-Kreislauf (2) vorgesehen ist, wobei im Zirkulationswasser-Kreislauf (2) in Strömungsrichtung bei Zapfruhe eine Trinkwasser-Sammelleitung (12), eine Trinkwasserabgangsleitung (13), ein weiterer Wärmetauscher (14), eine Trinkwasser-Verteilungsleitung (15) und eine Zirkulationsleitung (16) zum Zirkulationswasser-Kreislauf (2) zusammengeschaltet sind.
- Warmwasserbereitungsanlage nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, daß die Lade-Kreislauf-Pumpe (5), der Reaktionsbehälter (9) und der Trinkwasserspeicherbehälter (10) in beide Kreisläufe geschaltet sind und die Kaltwasserzuleitung (3) in die Ansaugleitung (6) der Lade-Kreislaufpumpe (5) mündet.
- Warmwasserbereitungsanlage nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, daß zwei Wärmetauscher (8, 14) im Lade-Kreislauf (1) vorgesehen sind.
- Warmwasserbereitungsanlage nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, daß der Abzweig (30) als Mengenteilventil (19) ausgebildet ist.
- Warmwasserbereitungsanlage nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, daß das Mengenteilventil (19) zwischen einem Zustand, in welchem der Volumenstrom vollständig vom Ausgang des ersten Wärmetauschers (8) zu dem Reaktionsbehälter (9) geleitet ist, und einem Zustand, in welchem der Volumenstrom vollständig zu der Ansaugleitung (6) der Lade-Kreislauf-Pumpe (5) geleitet ist, kontinuierlich steuerbar ausgestaltet ist.
- Warmwasserbereitungsanlage nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, daß das Mengenteilventil (19) durch einen vorzugsweise in der Reaktionsbehälter-Lade-Leitung (17) angeordneten Lade-Kreis-Temperaturfühler (20) in Verbindung mit einem Regler (23) geregelt ausgebildet ist.
- Warmwasserbereitungsanlage nach einem oder mehreren der vorstehenden Ansprüche, dadurch gekennzeichnet, daß in der Bypaß-Leitung (18) ein Bypaß-Rückflußverhinderer (21) angeordnet ist.
- Warmwasserbereitungsanlage nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß die Zirkulationsleitung (16) in die Bypaß-Leitung (18), vorzugsweise stromabwärts des Bypaß-Rückflußverhinderers (21), mündend angeordnet ist.
- Warmwasserbereitungsanlage nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß in der Kaltwasserleitung (3) und/oder der Verbindungsleitung (11) Absperrarmaturen (22), die vorzugsweise motorisch von einer Steuerung (23) betätigbar ausgebildet sind, vorgesehen sind.
- Warmwasserbereitungsanlage nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, daß der Reaktionsbehälter (9) als Rohrspirale (29) ausgebildet ist.
- Verfahren zum Betreiben einer Warmwasserbereitungsanlage nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß der Reaktionsbehälter (9) vom Lade-Kreislauf (1) durch eine schaltbare Bypaß-Leitung (18) zunächst abgekoppelt wird, bis die Temperatur im Lade-Kreislauf (1) eine Desinfektionstemperatur übersteigt und dann erst der Reaktionsbehälter (9) in den Lade-Kreislauf (1) eingebunden wird.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004001170 | 2004-01-07 | ||
DE102004001170A DE102004001170A1 (de) | 2004-01-07 | 2004-01-07 | Bypaß im Reaktionsspeichervorlauf |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1553353A1 true EP1553353A1 (de) | 2005-07-13 |
EP1553353B1 EP1553353B1 (de) | 2011-03-02 |
Family
ID=34585356
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP05000089A Not-in-force EP1553353B1 (de) | 2004-01-07 | 2005-01-05 | Bypass im Reaktionsspeichervorlauf |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1553353B1 (de) |
AT (1) | ATE500473T1 (de) |
DE (2) | DE102004001170A1 (de) |
ES (1) | ES2362754T3 (de) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018071956A1 (en) | 2016-10-19 | 2018-04-26 | Legioguard Pty Ltd | Improvements in hot, tempered and cold water delivery systems |
CN114601336A (zh) * | 2022-02-28 | 2022-06-10 | 佛山市顺德区美的饮水机制造有限公司 | 饮水设备 |
CN114601333A (zh) * | 2022-02-28 | 2022-06-10 | 佛山市顺德区美的饮水机制造有限公司 | 饮水设备 |
WO2023159632A1 (zh) * | 2022-02-28 | 2023-08-31 | 佛山市顺德区美的饮水机制造有限公司 | 供水组件及供水设备 |
WO2023159623A1 (zh) * | 2022-02-28 | 2023-08-31 | 佛山市顺德区美的饮水机制造有限公司 | 饮水设备 |
EP4269882A1 (de) * | 2022-04-25 | 2023-11-01 | Gebr. Kemper GmbH + Co. KG | Warmwasserversorgungssystem mit wärmerückgewinnung |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202013012112U1 (de) * | 2013-07-03 | 2015-06-17 | Bruno Schramm | Einrichtung zur Erwärmung und thermischen Behandlung von Trinkwasser |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0122475B1 (de) * | 1983-03-18 | 1989-07-05 | Forschungsgesellschaft Heizung- Lüftung- Klimatechnik Stuttgart mbH | Heizanlage |
DE4300292A1 (de) * | 1993-01-08 | 1994-07-14 | C T C Waermetauscher Gmbh | Warmwasserversorgung |
DE20016920U1 (de) * | 1999-09-24 | 2000-11-30 | Joh. Vaillant GmbH u. Co., 42859 Remscheid | Schichtenspeicher-Anlage |
DE19932436A1 (de) * | 1999-07-12 | 2001-02-01 | Gewofag Gemeinnuetzige Wohnung | Trinkwarmwasserleitungsanlage |
DE20300715U1 (de) * | 2003-01-17 | 2003-05-08 | Cetetherm Wärmetauschersysteme GmbH, 22113 Hamburg | Warmwasserbereitungsanlage |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU1644470A (en) * | 1969-06-18 | 1971-12-23 | Porvair Ltd | Fabrication of sheet material |
DE4235038C5 (de) * | 1992-10-17 | 2011-06-16 | Dünnleder, Werner, Dipl.-Ing. | Anlage zum Erwärmen von Brauchwasser und zum Abtöten von Legionellen in diesem Brauchwasser |
DE4321742A1 (de) * | 1993-06-30 | 1995-01-19 | Harald Kaiser | Regelung für einen Warmwasserspeicher mit externer Warmwasseraufbereitung |
DE19633574B4 (de) * | 1995-08-21 | 2005-11-10 | FRÖLING Heiz- und Trinkwassersysteme GmbH | Trinkwassererwärmungssystem zur thermischen Desinfektion |
DE19539880A1 (de) * | 1995-10-26 | 1997-04-30 | Stiebel Eltron Gmbh & Co Kg | Warmwasserspeicheranlage |
DE19731343A1 (de) * | 1997-07-22 | 1999-01-28 | Hermann Moser | Brauchwasserspeicheranlage |
-
2004
- 2004-01-07 DE DE102004001170A patent/DE102004001170A1/de not_active Ceased
-
2005
- 2005-01-05 EP EP05000089A patent/EP1553353B1/de not_active Not-in-force
- 2005-01-05 DE DE502005011019T patent/DE502005011019D1/de active Active
- 2005-01-05 AT AT05000089T patent/ATE500473T1/de active
- 2005-01-05 ES ES05000089T patent/ES2362754T3/es active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0122475B1 (de) * | 1983-03-18 | 1989-07-05 | Forschungsgesellschaft Heizung- Lüftung- Klimatechnik Stuttgart mbH | Heizanlage |
DE4300292A1 (de) * | 1993-01-08 | 1994-07-14 | C T C Waermetauscher Gmbh | Warmwasserversorgung |
DE19932436A1 (de) * | 1999-07-12 | 2001-02-01 | Gewofag Gemeinnuetzige Wohnung | Trinkwarmwasserleitungsanlage |
DE20016920U1 (de) * | 1999-09-24 | 2000-11-30 | Joh. Vaillant GmbH u. Co., 42859 Remscheid | Schichtenspeicher-Anlage |
DE20300715U1 (de) * | 2003-01-17 | 2003-05-08 | Cetetherm Wärmetauschersysteme GmbH, 22113 Hamburg | Warmwasserbereitungsanlage |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018071956A1 (en) | 2016-10-19 | 2018-04-26 | Legioguard Pty Ltd | Improvements in hot, tempered and cold water delivery systems |
EP3529537A4 (de) * | 2016-10-19 | 2020-04-22 | LegioGuard Pty Ltd | Verbesserungen an ausgabesystemen von heissem, temperiertem und kaltem wasser |
AU2017346935B2 (en) * | 2016-10-19 | 2023-03-16 | Legioguard Pty Ltd | Improvements in hot, tempered and cold water delivery systems |
CN114601336A (zh) * | 2022-02-28 | 2022-06-10 | 佛山市顺德区美的饮水机制造有限公司 | 饮水设备 |
CN114601333A (zh) * | 2022-02-28 | 2022-06-10 | 佛山市顺德区美的饮水机制造有限公司 | 饮水设备 |
WO2023159632A1 (zh) * | 2022-02-28 | 2023-08-31 | 佛山市顺德区美的饮水机制造有限公司 | 供水组件及供水设备 |
WO2023159623A1 (zh) * | 2022-02-28 | 2023-08-31 | 佛山市顺德区美的饮水机制造有限公司 | 饮水设备 |
EP4269882A1 (de) * | 2022-04-25 | 2023-11-01 | Gebr. Kemper GmbH + Co. KG | Warmwasserversorgungssystem mit wärmerückgewinnung |
Also Published As
Publication number | Publication date |
---|---|
DE102004001170A1 (de) | 2005-08-04 |
EP1553353B1 (de) | 2011-03-02 |
ES2362754T3 (es) | 2011-07-12 |
DE502005011019D1 (de) | 2011-04-14 |
ATE500473T1 (de) | 2011-03-15 |
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