WO2013017938A1 - Installation, dispositif et methode d'elimination du gaspillage d'eau quand est ouvert le robinet d'eau froide - Google Patents

Installation, dispositif et methode d'elimination du gaspillage d'eau quand est ouvert le robinet d'eau froide Download PDF

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Publication number
WO2013017938A1
WO2013017938A1 PCT/IB2012/001478 IB2012001478W WO2013017938A1 WO 2013017938 A1 WO2013017938 A1 WO 2013017938A1 IB 2012001478 W IB2012001478 W IB 2012001478W WO 2013017938 A1 WO2013017938 A1 WO 2013017938A1
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WO
WIPO (PCT)
Prior art keywords
water
hot water
control
hot
cold
Prior art date
Application number
PCT/IB2012/001478
Other languages
English (en)
Portuguese (pt)
Inventor
Paulo André CORREIA ALVES
José Manuel TORRES FARINHA
Original Assignee
Correia Alves Paulo Andre
Torres Farinha Jose Manuel
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 Correia Alves Paulo Andre, Torres Farinha Jose Manuel filed Critical Correia Alves Paulo Andre
Priority to EP12769703.5A priority Critical patent/EP2792801A1/fr
Publication of WO2013017938A1 publication Critical patent/WO2013017938A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B7/00—Water main or service pipe systems
    • E03B7/04—Domestic or like local pipe systems
    • E03B7/045—Domestic or like local pipe systems diverting initially cold water in warm water supply
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/40—Protecting water resources
    • Y02A20/411—Water saving techniques at user level

Definitions

  • the present invention relates to an installation, a device and a method for eliminating water waste when the cold water tournament is opened.
  • the device corresponds to an electromechanical equipment which allows to control the temperature of a fluid, the water, at its point of discharge, allowing to eliminate the waste of cold water when the user wants to use hot water.
  • the electrical / electronic component is implemented from commonly used components and can adopt low cost technologies, namely electronic components.
  • the electromechanical aspect follows a similar approach, both in the electromagnetic valves and in the electric pump.
  • the device by adopting this type of approach and technologies, electrical, electronic and mechanical, provides a low cost end product, accessible to the majority of the population.
  • the device has an electronic control system, items (4) and (8), near the charge point, powered from one or more rechargeable batteries (28) charged by micro-turbines (26) (27) or a similar power supply with a voltage of less than 12 V DC, which ensures safe conditions for users.
  • the battery is complemented by an electrical generation system from micro turbines inserted in the pipeline, which make this device self-sufficient.
  • This button is the fundamental element that starts the system operation and can be operated in many different ways, such as the following: a clock that gives start command to the recirculation pump so that at a certain time the user can have hot water at desired points; an Internet Protocol (IP) device that can be remotely triggered via the web and / or mobile phone, allowing the user to operate it wherever they are.
  • IP Internet Protocol
  • the device has been designed with variants for complete versatility, such as the possibility of being push-buttonless, as shown in figure 3.
  • the device may also have a variant of continuously regulating the water temperature as illustrated in Figure 4.
  • the device activation options are the same as in the preceding points.
  • CA2252350, US6098213, and US4924536 disclose equipment that carries unused cold water to a reservoir for later reuse. This device is only applicable to existing or new constructions, but in this case, with profound changes in both plumbing and construction, and therefore has a very high cost, and also implies significant changes in the design of the rooms where it is installed. .
  • the present invention is the most energy efficient device because, unlike the other mentioned devices, this is the only one that only expends energy in heating the water in the piping when it is requested by the user, concentrating the expenses only at the branch where hot water is requested. Accordingly, the present invention is the most efficient and versatile of all, making it innovative in relation to all others.
  • Figure 1 is a schematic of a typical full bleach installation with hot water taps and cold water taps. These, instead of individual taps, can be replaced by mixer taps.
  • Figure 2 represents the device (4), being an individual scheme for a tap to show the method of the base device, which allows the circulation of cold water from the hot water line (3) to the cold water line (10). ) until the temperature reaches the hot water terminal (6) at the minimum temperature preset by the user, after 4 minutes at the end of the hot water use the water flows in the opposite direction of the hot water (18) and thus the energy The heat contained in the hot water line is accumulated in the water heater near the heat source.
  • Figure 3 corresponds to the device applied to the tap focusing attention on the mechanism responsible for water circulation in both directions responsible for water saving.
  • the internal components are represented, so that it can be built, and where each element that constitutes it.
  • pressing the button (5) communicates via the antenna (29) with the device (4) indicating the need for hot water at a given point.
  • the control and communication unit thereof (8) sends the information to the control and communication unit of the pump (9) to start its movement and simultaneously actuates the solenoid valve (17) so that the junction of the pump is established. hot and cold water branch.
  • the temperature sensor (25) detects that the water temperature is at the desired temperature it informs the control and communication unit (8) and the solenoid (17) and pump (11) circuits are interrupted. At the end the sound signaling circuit or the light signaling circuit is activated as programmed. Then, if hot or cold water is used, it passes through the micro turbines (26) and (27) generating electricity to charge the rechargeable battery (28). After 4 minutes at the end of the hot water use, the water circulates in the opposite direction of the hot water (18) and thus the thermal energy contained in the hot water line is accumulated in the storage tank near the heat source.
  • Figure 4 corresponds to the device applied to the faucet focusing attention on the temperature regulating mechanism that allows users to adjust the outlet water temperature (19). This allows users to enjoy the equivalent of an effective thermostatic faucet without having to replace their home faucet sets. Which allows instead of users having to press button (5) and wait for the signal to indicate that the water is at the desired temperature, they can immediately turn on the tap and the water will only come out when temperature is preset. Thus when water has finished circulating in the recirculation circuit, valves 21 and 23 open and the water exits at the desired temperature.
  • Figure 5 corresponds to the device applied to the tap but now completely complete having in mind all the operating mechanisms of the device (4).
  • This figure shows the connections between the components responsible for circulating water (figure 3) and the components responsible for controlling water temperature (figure 4).
  • the device (4) has the possibility of eliminating water wastage, can take advantage of most of the thermal energy that is left in the hot water line (3) when the hot water is used and still has the full control functionality.
  • water temperature at any given time ie the user sets a desired temperature and this remains constant, however the user during use has the possibility to raise and lower the temperature as desired.
  • Main water supply line (1) is connected to the public water supply network or any other source of supply. This variable is irrelevant to the proper functioning of the device, but it is advisable to install a basic debris filter to avoid any larger sands or debris that may lead to malfunction of either the proposed device components or the outlet equipment. water and conduits belonging to the circuit.
  • Heat source with storage tank (2) is supplied by the main duct (1) and will be connected to the hot water line (3).
  • Heat source is considered as any water heating device which influences the proper functioning of the device - if the heating system is not automatic and / or no hot water is available, it is impossible to have hot water in the taps or the accumulator. It can have many features such as storing hot water from solar panels, boilers and even allows the thermal energy that is in the hot water pipe to be collected in it after a hot water use.
  • Hot water spout (3) is supplied by the heat source (2) which will supply all the devices (4), and all the hot water taps (6) whether or not the device has been installed.
  • Faucet device (4) is connected to the hot water spout (3), cold water spout (10), hot water spigot (6), cold water spigot (7) and internally is connected to a control and communication unit (8).
  • This device when the button (5) is pressed, allows hot water to be obtained from the tap (6) without the cold water contained in the hot water spout (3) being wasted.
  • Activation button (5) It may be connected either by lead or wireless device or any other mechanism enabling the control and communication systems (8) and (9) to operate. This button is to inform the system of the hot water demand in a particular water terminal.
  • Hot water tap (6) is supplied by the device (4); This may optionally be an individual tap or the hot water control portion of a mixer tap. Its functionality is to regulate the hot water flow that is desired by the user.
  • Cold water tap (7) is supplied by the device (4); This may optionally be an individual tap or the cold water control portion of a mixer tap. Its functionality is to regulate the cold water flow that is desired by the user.
  • Control system and internal communication of the device applied to the tap (8) It is responsible for its control and communication between the button (5) and the communication and control system of the pump (9). This is the main analysis and control system, where the desired minimum tap temperature is entered; It has safety mechanisms and ensures the proper functioning of the system.
  • Water pump control and communication system (9) This can be connected by wire, wireless or other means, and its function is to control the pump (11).
  • Cold water line (10) supplied by the main water supply line (1), which will supply all devices (4) and all cold water taps (7).
  • Water circulation pump (11) When requested by the operator when the button (5) is pressed, it is activated by introducing a water circulation movement in both extensions, in the normal direction (13) of the hot water extension (3). , and in the opposite direction (14) of the cold water branch (10).
  • Central and circulation unit (12) It consists of a water pump (11) and its control (9).
  • An alternative system to this is its replacement by an expansion vessel, a pressure reducing valve for the cold water branch, and a multi-channel solenoid valve. This solution is less applicable on a large scale due to the need for space, but is the one that uses the least energy consumption.
  • Temperature sensor (16) This component is an interconnected element (8), which has the functionality to acquire temperature information from the mixing chamber (24) and to inform the control system (8) so that the solenoid valves (23 and 24) open in the right proportion so that the temperature remains constant.
  • Solenoid valve (17) responsible for opening and closing the connection between the hot water spout (3) and the cold water spout (10), being actuated by the control element (18) and having the functionality of allowing water to circulate. only at the branch where hot water is desired.
  • Hot Water Outlet (19) Connects the mixing chamber (24) to the point of use.
  • Hot Water Outlet Control Solenoid Valve (21) This valve is responsible for the hot water outlet control controlled by its control system (20) - it only allows hot water to flow out of the tap when it reaches the temperature desired by the user. . In the continuous adjustment variant, it allows the temperature to be adjusted to guarantee the desired temperature even if there are changes in the various variables in tune with the cold water branch solenoid valve (23).
  • Solenoid valve control and communication system (23) (22) This is interconnected with the hot water solenoid valve control and communication system (20), with the temperature sensor (25) and these, depending on the desired temperature. by the user, they will control their solenoid valve so that the water comes out at the desired temperature, both solenoid valves (23 and 24) are controlled by the control and communication system (8).
  • Cold Water Outlet Control Solenoid Valve (23) This valve is controlled by control (22) and has dual functionality: open to let water flow from the hot water spout to the cold water spout until it is at the desired temperature and allowing the temperature to be adjusted to ensure the desired temperature even if the various variables change, until the desired temperature is reached, in line with the cold water valve (20).
  • This chamber has the function of mixing the water from the hot water line (3) with the water from the cold water line (10).
  • Temperature sensor (25) This component is a constituent element of the mixing chamber (24) which has the functionality to acquire and inform the water temperature control system (20) and (22) in order to allow the opening the respective valves (21) and (23) to always guarantee the temperature desired by the user.
  • Micro Hot Water Turbine (26) Its purpose is to take advantage of the movement of water to produce the electric power that allows the rechargeable battery to be charged (29).
  • Micro cold water turbine (27) Its purpose is to take advantage of the movement of water to produce the electric power that allows the rechargeable battery to be charged (29).
  • Rechargeable battery (28) Its functionality is to store the energy needed to supply the entire electrical circuit of the device applied to the tap (4), it is charged with the micro turbines (26,27).
  • Internal communication antenna (29) Its function is to communicate with the activation button (5) and the pump communication and control system (9).
  • Buzzer (31) Its function is to indicate errors or malfunctions, hot water availability and other warnings.
  • Multifunction knobs (32) Their features are to select the desired water temperature and other settings.
  • Information display (33) Its features are to indicate the temperature of the water, the battery status and other information.
  • Extender (34) Its feature is to allow you to change the the distance between the connection to the hot water spout (3) and the cold water spout (10) of the tap fitting (4).
  • the start of circulation can be done in various ways by the button 5, which can be included in the device (4), or it can be in a remote control that communicates with the internal communication antenna (29) of the device (4). It can also be activated by a motion sensor that communicates with the internal communication antenna (29) of the device (4) and can be programmed to start circulation at a certain time of day or via the web or mobile if the central unit (12) is connected to an internet network.
  • control and communication system (8) of the device (4) communicates via the internal communication antenna (29) with the communication with the system.
  • control and communication control of the water pump (9) of the central and circulating unit (12) which interrupts the operation of the pump (11) and then the solenoid valve (17) is closed again and the water is ready for use, and it is informed by a beep (31) and / or a light (30) that the water is hot also indicating in the information display (33) that the water can be used.
  • the solenoid valve (17) is electronically opened and at the same time communicates with the water pump control and communication system (9) of the central unit and circulation (12) which activates the water circulation pump (11) but now circulates in the normal direction of the water (15) by now circulating the water from the cold water branch pipe (10) to the hot water branch pipe (3) in the reverse direction of the hot water (18) by passing the hot water from the pipe through the storage tank located at (2) This way, if the hot water is not used, it is possible to take advantage of the thermal energy contained in the hot water line (3) and if the hot water is required again, the process must be started again.
  • the hot and cold water solenoid valves (21) and (23) respectively, which are controlled by their control and communication units (20). and 22).
  • the respective solenoid valves will vary the flow rates, and thus mixing is done in the mixing chamber (24). Should any variable in the installation change the temperature change the solenoid valves

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Domestic Hot-Water Supply Systems And Details Of Heating Systems (AREA)

Abstract

Un dispositif a installer près d'un robinet (6,7) pour économiser de I'eau, l'idée principale étant la circulation de I'eau du conduit d'eau chaude (3) vers le conduit d'eau froide (10), jusque à ce que la température dans le conduit d'eau chaude (3) ait atteint une température prédéterminée.
PCT/IB2012/001478 2011-07-29 2012-07-20 Installation, dispositif et methode d'elimination du gaspillage d'eau quand est ouvert le robinet d'eau froide WO2013017938A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP12769703.5A EP2792801A1 (fr) 2011-07-29 2012-07-20 Installation, dispositif et methode d'elimination du gaspillage d'eau quand est ouvert le robinet d'eau froide

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PT105843 2011-07-29
PT105843A PT105843B (pt) 2011-07-29 2011-07-29 Dispositivo e método para o aproveitamento da água fria desperdiçada quando é aberta a torneira de água quente

Publications (1)

Publication Number Publication Date
WO2013017938A1 true WO2013017938A1 (fr) 2013-02-07

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PCT/IB2012/001478 WO2013017938A1 (fr) 2011-07-29 2012-07-20 Installation, dispositif et methode d'elimination du gaspillage d'eau quand est ouvert le robinet d'eau froide

Country Status (2)

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PT (1) PT105843B (fr)
WO (1) WO2013017938A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3241950A4 (fr) * 2014-12-30 2018-10-03 Aquareturn, S.L. Dispositif et installation d'eau pour prévenir la prolifération d'êtres vivants dans les conduits d'eau
US10407881B1 (en) 2015-01-26 2019-09-10 Elarde C. Javier Water diverter and recycler
EP3653941A1 (fr) * 2018-11-15 2020-05-20 Pablo Capa Monzón Système de recirculation de fluide
WO2023187242A1 (fr) * 2022-03-29 2023-10-05 Atlas Engion S.L.U. Dispositif hydraulique et ensemble équipé du dispositif
US12042043B2 (en) 2020-06-11 2024-07-23 Kohler Co. Temperature tracking mirror

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3723089A1 (de) * 1987-07-13 1989-01-26 Stiebel Eltron Gmbh & Co Kg Brauchwasserzapfanordnung
US4924536A (en) 1989-06-05 1990-05-15 Houghton Connie H System of conserving water in a building
US5042524A (en) * 1989-09-29 1991-08-27 Metlund Enterprises Demand recovery hot water system
US5351712A (en) * 1993-11-23 1994-10-04 Houlihan John A Hot water recovery system
CA2252350A1 (fr) 1998-11-04 2000-05-04 Israel Karmel Appareil pour economiser l'eau
US6098213A (en) 1999-04-16 2000-08-08 Hen-Tsung Chen Water temperature regulator
US20040182439A1 (en) * 2003-03-17 2004-09-23 S.P.C.E Ltd. Smart device and system for improved domestic use and saving of water
US7140382B2 (en) 2000-10-25 2006-11-28 Grundfos Pumps Corporation Water circulating system having thermostatically controlled bypass valve
US20100126604A1 (en) * 2008-11-18 2010-05-27 Lund William J System and Method for On Demand Hot Water Distribution
US20110139269A1 (en) * 2009-11-10 2011-06-16 Spencer Dean Rogers Water Retention and Recycling System

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3723089A1 (de) * 1987-07-13 1989-01-26 Stiebel Eltron Gmbh & Co Kg Brauchwasserzapfanordnung
US4924536A (en) 1989-06-05 1990-05-15 Houghton Connie H System of conserving water in a building
US5042524A (en) * 1989-09-29 1991-08-27 Metlund Enterprises Demand recovery hot water system
US5351712A (en) * 1993-11-23 1994-10-04 Houlihan John A Hot water recovery system
CA2252350A1 (fr) 1998-11-04 2000-05-04 Israel Karmel Appareil pour economiser l'eau
US6098213A (en) 1999-04-16 2000-08-08 Hen-Tsung Chen Water temperature regulator
US7140382B2 (en) 2000-10-25 2006-11-28 Grundfos Pumps Corporation Water circulating system having thermostatically controlled bypass valve
US20040182439A1 (en) * 2003-03-17 2004-09-23 S.P.C.E Ltd. Smart device and system for improved domestic use and saving of water
US20100126604A1 (en) * 2008-11-18 2010-05-27 Lund William J System and Method for On Demand Hot Water Distribution
US20110139269A1 (en) * 2009-11-10 2011-06-16 Spencer Dean Rogers Water Retention and Recycling System

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3241950A4 (fr) * 2014-12-30 2018-10-03 Aquareturn, S.L. Dispositif et installation d'eau pour prévenir la prolifération d'êtres vivants dans les conduits d'eau
US10407881B1 (en) 2015-01-26 2019-09-10 Elarde C. Javier Water diverter and recycler
EP3653941A1 (fr) * 2018-11-15 2020-05-20 Pablo Capa Monzón Système de recirculation de fluide
US12042043B2 (en) 2020-06-11 2024-07-23 Kohler Co. Temperature tracking mirror
WO2023187242A1 (fr) * 2022-03-29 2023-10-05 Atlas Engion S.L.U. Dispositif hydraulique et ensemble équipé du dispositif

Also Published As

Publication number Publication date
PT105843B (pt) 2013-01-15
PT105843A (pt) 2012-06-20

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