DK200001034A - Layered hot water tank - Google Patents

Layered hot water tank Download PDF

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Publication number
DK200001034A
DK200001034A DK200001034A DKPA200001034A DK200001034A DK 200001034 A DK200001034 A DK 200001034A DK 200001034 A DK200001034 A DK 200001034A DK PA200001034 A DKPA200001034 A DK PA200001034A DK 200001034 A DK200001034 A DK 200001034A
Authority
DK
Denmark
Prior art keywords
hot water
temperature
water tank
container
heat source
Prior art date
Application number
DK200001034A
Other languages
Danish (da)
Inventor
Carsten Auf Dem Kampe
Christian Haack
Original Assignee
Vaillant As
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Vaillant As filed Critical Vaillant As
Publication of DK200001034A publication Critical patent/DK200001034A/en
Application granted granted Critical
Publication of DK177297B1 publication Critical patent/DK177297B1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
    • F28D20/0034—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using liquid heat storage material
    • F28D20/0043—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using liquid heat storage material specially adapted for long-term heat storage; Underground tanks; Floating reservoirs; Pools; Ponds
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H15/00—Control of fluid heaters
    • F24H15/20—Control of fluid heaters characterised by control inputs
    • F24H15/212—Temperature of the water
    • F24H15/223—Temperature of the water in the water storage tank
    • F24H15/225—Temperature of the water in the water storage tank at different heights of the tank
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H15/00—Control of fluid heaters
    • F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
    • F24H15/335—Control of pumps, e.g. on-off control
    • F24H15/34—Control of the speed of pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H15/00—Control of fluid heaters
    • F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
    • F24H15/355—Control of heat-generating means in heaters
    • F24H15/36—Control of heat-generating means in heaters of burners
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/20—Arrangement or mounting of control or safety devices
    • F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
    • F24H9/2035—Arrangement or mounting of control or safety devices for water heaters using fluid fuel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/18—Water-storage heaters
    • F24H1/186—Water-storage heaters using fluid fuel
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/14—Thermal energy storage

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)
  • Fluid-Damping Devices (AREA)
  • Buildings Adapted To Withstand Abnormal External Influences (AREA)

Description

PATENTKRAV 1. Lagdelt varmtvandsbeholder med en lagerbeholder (18), en fra det nederste område afgående koldtvandsafgang (4), som via en varmekilde (6) og en cirkulationspumpe (5) er forbundet med en i lagerbeholderens (18) øverste område udmundende varmtvandstilgang (8), og med en med det øverste område af lagerbeholderen (18) i forbindelse stående brugsvandledning (3), hvorhos der i lagerbeholderens (18) midterste område findes en temperaturføler (12) og mindst en yderligere temperaturføler (11) til bestemmelse af brugsvandets temperatur, af hvilke i hvert fald den i lagerbeholderens (18) midterste område anbragte temperaturføler (12) er forbundet med et varmekilden (6) og cirkulationspumpen (5) påvirkende styrekredsløb (10), kendetegnet ved, at den tii bestemmelse af brugsvandets temperatur forekommende temperatur-føler (11) er anbragt i varmtvandstilgangen (8). 2. Varmtvandsbeholder ifølge krav 1 med en med styrekredsløbet (10) forbundet temperaturføler (13) til bestemmelse af temperaturen i det koldeste lag af lagerindholdet, k e n d e t e g -n e t ved, at nævnte temperaturføler (13) er anbragt i koldtvandsafgangen (4). 3. Fremgangsmåde til opladning af en lagdelt varmtvandsbeholder ifølge krav 1 eller 2, ved hvilken der til opladning fra det nederste område aftages kølet vand, der opvarmes og tilbageføres til det øverste område af beholderen (1), hvorhos ved aftapning af varmt vand der tilføres koldt vand i det nederste område af beholderen (1), kendetegnet ved, at opladningen afsluttes, så snart det øverste område af den lagdelte varmtvandsbeholder (1) tilføres vand med en bestemt sættemperatur. 4. Fremgangsmåde til opladning af en lagdelt varmtvandsbeholder ifølge krav 1, ved hvilken der til opladning fra det nederste område aftages kølet vand, der opvarmes og tilbageføres til det øverste område af beholderen (1), hvorhos ved aftapning af varmt vand der tilføres koldt vand i det nederste område af beholderen (1), kendetegnet ved, at der stedse tilføres vand med en forudbestemt sætværdi, og at opladningen afsluttes, så snart en bestemt temperatur i beholderens (1) nederste område er nået. 5. Fremgangsmåde ifølge krav 4, kendetegnet ved, at der, når et krav om opvarmning af det kølede vand foreligger, iværksættes en i det væsentlige konstant varmeydelse, medens gennemstrømningen af det kølede vand reguleres. 6. Fremgangsmåde ifølge krav 5, kendetegnet ved, at det kølede vand ledes intermitterende gennem den i drift værende varmekilde (6), hvorhos gennemstrømningen i en bestemt periode reduceres til nul, når temperaturen i det opvarmede vand i en bestemt periode, eksempelvis 1 sek., underskrider en forudbestemt sætværdi. 7. Fremgangsmåde ifølge krav 6, kendetegnet ved, at varigheden af afbrydelsen af gennemstrømningen bestemmes indirekte af det kølede vands temperatur eller af temperatur-forskellen mellem denne og sættemperaturen. 8. Fremgangsmåde ifølge krav 6, kendetegnet ved, at gennemstrømningen gennem varmekilden (6) øges, eventuelt trinvis, ved stigende temperatur i det opvarmede vand. 9. Fremgangsmåde ifølge krav 3, kendetegnet ved, at temperaturen i det nederste område af den lagdelte varmtvandsbeholder beregnes af temperaturen i varmtvandstilgangen (8), varmekildens øjeblikkelige ydelse og den øjeblikkelige gennemstrømning i varmekilden. 10. Fremgangsmåde ifølge krav 3 eller 4, kendetegnet ved, at ved maksimal gennemstrømning i varmekilden (6) dennes gennemsnitlige ydelse reduceres i afhængighed af den i varmtvandstilgangen (8) herskende temperatur. 11. Fremgangsmåde ifølge krav 10, kendetegnet ved, at varmekilden (6) drives med en forudbestemt hysterese om sætværdien for temperaturen i varmtvandstilgangen (8). 12. Fremgangsmåde ifølge krav 10, kendetegnet ved, at varmekildens (6) ydelse moduleres i afhængighed af temperaturen i varmtvandstilgangen (8). 13. Lagdelt varmtvandsbeholder ifølge krav 1 til brug ved udøvelse af fremgangsmåden ifølge krav 4, kendetegnet ved, at den i varmtvandstilgangen (8) anbragte temperaturføler udgøres af en termostatisk drossel. 14. Varmtvandsbeholder ifølge krav 1, 2 eller 13, kendetegnet ved, at koldtvandsaf-gangen (4) uden for beholderen (1) er forbundet med koldtvandstilgangen (2), medens varmtvandstilgangen (8) er forbundet med brugsvandledningen (3). 15. Varmtvandsbeholder ifølge krav 1, 2, 13 eller 14, kendetegnet ved, at der til koldt-vandsafgangen (4) mellem pumpen (5) og varmeveksleren (7) er forbundet en grenledning (15) med en spærreventl (16) til tømning af beholderen (18).PATENT REQUIREMENT 1. Layered hot water tank with a storage tank (18), a cold water outlet (4) exiting from the lower area, which is connected via a heat source (6) and a circulation pump (5) to a hot water supply (opening in the upper area of the storage tank (18)). 8), and with a user guide (3) associated with the upper area of the storage container (18), wherein in the middle region of the storage container (18) there is a temperature sensor (12) and at least one additional temperature sensor (11) for determining the use water a temperature at which at least the temperature sensor (12) located in the middle region of the storage container (18) is connected to a heat source (6) and the circulation pump (5) influencing control circuit (10), characterized in that the temperature of the water used for determining temperature sensor (11) is arranged in the hot water supply (8). A hot water tank according to claim 1 with a temperature sensor (13) connected to the control circuit (10) for determining the temperature in the coldest layer of the storage contents, characterized in that said temperature sensor (13) is arranged in the cold water outlet (4). A method of charging a layered hot water container according to claim 1 or 2, in which, for charging from the lower region, cooled water is heated, heated and returned to the upper area of the container (1), whereby when hot water is drained off, cold water in the lower region of the container (1), characterized in that charging is completed as soon as the upper area of the layered hot water tank (1) is supplied with water at a certain set temperature. A method of charging a layered hot water container according to claim 1, wherein for charging from the lower region, cooled water is heated and heated to the upper region of the container (1), wherein, when draining hot water, cold water is supplied. in the lower region of the container (1), characterized in that water is continuously supplied with a predetermined set value and the charging is terminated as soon as a certain temperature in the lower area of the container (1) is reached. Process according to claim 4, characterized in that, when there is a requirement for heating the cooled water, a substantially constant heat output is initiated while the flow of the cooled water is controlled. Process according to claim 5, characterized in that the cooled water is passed intermittently through the operating heat source (6), whereby the flow for a certain period is reduced to zero when the temperature of the heated water for a certain period, for example 1 sec. ., falls below a predetermined set value. Process according to claim 6, characterized in that the duration of the interruption of the flow is determined indirectly by the temperature of the cooled water or by the temperature difference between it and the set temperature. Process according to claim 6, characterized in that the flow through the heat source (6) is increased, optionally, stepwise, with increasing temperature in the heated water. Method according to claim 3, characterized in that the temperature in the lower region of the layered hot water tank is calculated by the temperature of the hot water supply (8), the instantaneous output of the heat source and the instantaneous flow in the heat source. Process according to Claim 3 or 4, characterized in that at the maximum flow rate in the heat source (6) its average performance is reduced depending on the temperature prevailing in the hot water supply (8). Method according to claim 10, characterized in that the heat source (6) is operated with a predetermined hysteresis about the set value of the temperature in the hot water supply (8). Method according to claim 10, characterized in that the output of the heat source (6) is modulated depending on the temperature of the hot water supply (8). A layered hot water tank according to claim 1 for use in the practice of claim 4, characterized in that the temperature sensor arranged in the hot water supply (8) is constituted by a thermostatic choke. Hot water tank according to claim 1, 2 or 13, characterized in that the cold water outlet (4) outside the container (1) is connected to the cold water supply (2), while the hot water supply (8) is connected to the utility water pipe (3). A hot water tank according to claim 1, 2, 13 or 14, characterized in that a branch line (15) is connected to a discharge valve (16) for discharging to the cold water outlet (4) between the pump (5) and the heat exchanger (7). of the container (18).

DKPA200001034A 1999-07-07 2000-07-04 Layered hot water tank DK177297B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT117299 1999-07-07
AT0117299A AT414272B (en) 1999-07-07 1999-07-07 LAYERS MEMORY

Publications (2)

Publication Number Publication Date
DK200001034A true DK200001034A (en) 2001-01-08
DK177297B1 DK177297B1 (en) 2012-10-15

Family

ID=3508175

Family Applications (1)

Application Number Title Priority Date Filing Date
DKPA200001034A DK177297B1 (en) 1999-07-07 2000-07-04 Layered hot water tank

Country Status (4)

Country Link
AT (1) AT414272B (en)
DE (1) DE10033910B4 (en)
DK (1) DK177297B1 (en)
IT (1) IT1318010B1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10138388C2 (en) * 2001-08-04 2003-09-04 Bosch Gmbh Robert System for preparing hot water using a hot water tank
CN108168156B (en) * 2016-12-07 2020-07-31 禾玖科技股份有限公司 Heat storage method of water heating device
US10876765B2 (en) * 2018-11-28 2020-12-29 Element 16 Technologies, Inc. Systems and methods of thermal energy storage
IL281009B2 (en) * 2021-02-21 2024-08-01 Halili Lior System, device and method for remote controlling a water heater

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE415796B (en) * 1979-02-27 1980-10-27 Ctc Ab HOT WATER PREPARATION DEVICE
GB2148552B (en) * 1983-10-21 1986-12-10 British Gas Corp Central heating control system
AT403414B (en) * 1993-06-14 1998-02-25 Vaillant Gmbh Method for controlling the boiler return temperature
DE19705041A1 (en) * 1996-01-29 1997-12-11 Vaillant Joh Gmbh & Co Tubular hot water storage reservoir with cold water inlet and outlet, warm water outlet and supply, for small narrow space
AT406195B (en) * 1997-12-01 2000-03-27 Vaillant Gmbh STORAGE ARRANGEMENT

Also Published As

Publication number Publication date
ATA117299A (en) 2006-01-15
AT414272B (en) 2006-10-15
DE10033910A1 (en) 2001-02-01
IT1318010B1 (en) 2003-07-21
DK177297B1 (en) 2012-10-15
ITMI20001347A1 (en) 2001-12-16
DE10033910B4 (en) 2012-06-06
ITMI20001347A0 (en) 2000-06-16

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Effective date: 20170131