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WO2009006343A1 - Panneaux de paroi structurels et procédés et systèmes permettant de contrôler les climats intérieurs - Google Patents

Panneaux de paroi structurels et procédés et systèmes permettant de contrôler les climats intérieurs Download PDF

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Publication number
WO2009006343A1
WO2009006343A1 PCT/US2008/068663 US2008068663W WO2009006343A1 WO 2009006343 A1 WO2009006343 A1 WO 2009006343A1 US 2008068663 W US2008068663 W US 2008068663W WO 2009006343 A1 WO2009006343 A1 WO 2009006343A1
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WO
WIPO (PCT)
Prior art keywords
concrete layer
layer
recited
concrete
transfer fluid
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.)
Ceased
Application number
PCT/US2008/068663
Other languages
English (en)
Inventor
Steven C. Kroll
John W. Andrews
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CORVID Inc
Original Assignee
CORVID Inc
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 CORVID Inc filed Critical CORVID Inc
Priority to AU2008269938A priority Critical patent/AU2008269938A1/en
Publication of WO2009006343A1 publication Critical patent/WO2009006343A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • F24D3/00—Hot-water central heating systems
    • F24D3/12—Tube and panel arrangements for ceiling, wall, or underfloor heating
    • F24D3/14—Tube and panel arrangements for ceiling, wall, or underfloor heating incorporated in a ceiling, wall or floor
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
    • E04B5/48—Special adaptations of floors for incorporating ducts, e.g. for heating or ventilating
    • 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
    • F24D2220/00—Components of central heating installations excluding heat sources
    • F24D2220/006—Parts of a building integrally forming part of heating systems, e.g. a wall as a heat storing mass
    • 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]

Definitions

  • the present invention relates to structural wall panels useful for the fabrication of building structures, and to systems and methods for controlling the climate within building structures. More particularly, the present invention relates to insulated concrete structural wall panels that are temperature-regulated by passing a thermal transfer fluid such as water through the panels. The present invention also relates to methods for regulating the interior temperature of a building structure using temperature-regulated interior walls.
  • U.S. Patent No. 4,000,850 by Diggs discloses a solar heated and cooled modular building that includes insulated, prefabricated wall and roof panels supported on tubular wall columns and roof beams. Fluid circulating means is connected with the tubular wall columns and roof beams to circulate fluid therethrough at a desired temperature to maintain a desired temperature in the building.
  • solar panels can be supported on the roof of the building and a heat pump can be connected to the solar panels to circulate a heat exchange fluid through the solar panels to absorb heat.
  • a passive solar device comprising a pre-cast construction panel that is useful for buildings.
  • the panel includes an internal, concealed containment element for the storage and circulation of a thermally efficient fluid, such as water.
  • the fluid-filled containment element serves as a core around which cementitious material, such as concrete, is placed.
  • the device includes top and bottom nipples to facilitate connection of the device with other system elements.
  • U.S. Patent No. 4,295,415 by Schneider, Jr. discloses an environmentally heated and cooled insulated concrete building that includes a continuous layer of foamed insulation within all exterior walls.
  • the building is constructed of reinforced concrete having an outer and inner layer connected together along a lower edge, and the walls are assembled at the job site and filled with foam insulation.
  • the outer concrete wall is provided with air ducts. Damper and blower controls provide solar heating in cold weather by circulating air that has been warmed in the exterior ducts to the interior of the building and air circulation cooling in hot weather.
  • U.S. Patent No. 4,164,933 by Alosi discloses a passive solar collector comprising pre-cast concrete panels having serpentine-like passageways disposed near a surface of the panel. The panels are placed to collect radiant solar energy, such as by placement on a roof or fabrication into a fence. The interior walls of a residence can also be constructed using the concrete panels and a plumbing circuit can be utilized to flow heated liquid through the panels, whereby the interior walls are warmed and the radiant heat warms rooms within the residence.
  • U.S. Patent No. 4,267,822 by Diamond discloses a solar energy system utilizing modular elements that are pre-cast from concrete and include passageways through which a fluid is circulated for the transfer of energy.
  • the modular units can be utilized as structural wall members having an inner layer, and an outer layer and a layer of thermal insulation can be disposed between the inner and outer concrete layers.
  • the outer layer functions as a solar collector and storage unit and the working fluid can be pumped from the outside layer to the inside layer to transmit heat into the room.
  • the present invention relates to a structural panel, a building structure incorporating a structural panel and a method of providing climate control within a building structure.
  • the panel is a concrete panel and comprises an inner concrete layer and an outer concrete layer that are separated by an insulative layer. Conduits are formed in the inner concrete layer for the flow of a thermal transfer liquid through the inner concrete layer to provide heating or cooling of the inner concrete layer.
  • a unitary structural panel where the panel is adapted for use in the construction of a building.
  • the structural panel can include a thermal insulation layer having mutually opposed first and second major surfaces.
  • a first concrete layer is disposed adjacent to the first major surface of the thermal insulation layer and a second concrete layer is disposed adjacent to the second major surface of the thermal insulation layer.
  • the first concrete layer includes a fluid conduit where the conduit is adapted to convey a thermal transfer fluid through the first concrete layer. Inlet ports and outlet ports are disposed on opposite ends of the conduit to permit the injection and removal of a thermal transfer fluid.
  • the first concrete layer has a thickness that is greater than the thickness of the second concrete layer.
  • a unitary structural panel includes a thermal insulation layer having mutually opposed first and second major surfaces.
  • a first concrete layer is disposed adjacent to the first major surface of the thermal insulation layer and a second concrete layer is disposed adjacent to the second major surface of the thermal insulation layer.
  • a fluid conduit is disposed within the first concrete layer where the conduit is adapted to convey a thermal transfer fluid through the first concrete layer.
  • a metallic layer is disposed between the first major surface of the thermal insulation layer and the first concrete layer. The metallic layer can advantageously reflect radiant thermal energy back toward the first concrete layer to thereby increase the thermal efficiency of the structural panel.
  • a unitary structural panel is provided that is adapted for use in the construction of a building wall.
  • the structural panel includes a thermal insulation layer comprising a closed cell foam and having mutually opposed first and second major surfaces.
  • a first concrete layer is disposed adjacent to the first major surface of the thermal insulation layer.
  • a fluid conduit is disposed within the first concrete layer where the conduit includes an inlet port and an outlet port, each of the ports being disposed on a top edge of the structural panel.
  • the conduit is particularly adapted to convey a thermal transfer liquid through the first concrete layer.
  • a second concrete layer is disposed adjacent to the second major surface of the thermal insulation layer, where the second concrete layer is substantially solid and wherein the first concrete layer has a thickness that is greater than the second concrete layer.
  • the second concrete layer does not include conduits for conveying a thermal transfer liquid through the second concrete layer.
  • a temperature regulating system for the interior of a building can include a means for detecting the temperature of an interior portion of the building, such as a thermostat.
  • Means for adjusting the temperature of a thermal transfer fluid are also provided, where the temperature adjustment means are responsive to the temperature detecting means, and wherein the temperature adjusting means include means for both heating a thermal transfer fluid and for cooling a thermal transfer fluid.
  • a geothermal loop or a mechanical refrigeration unit can be utilized for cooling the thermal transfer fluid.
  • a hot water heater either actively or passively heated, can be used to heat the thermal transfer fluid.
  • a pump for conveying the temperature-adjusted thermal transfer fluid from the temperature adjustment means through the concrete walls to change the temperature of the interior surface of the concrete walls is also provided.
  • a method for controlling the temperature of the interior of a building includes concrete walls having an interior concrete portion and an exterior concrete portion separated by a thermal insulation layer.
  • the method includes adjusting the temperature of a thermal transfer fluid and then moving the thermal transfer fluid through a conduit that is disposed solely within the interior portion of the concrete walls without moving the thermal transfer fluid through the exterior concrete portion.
  • the thermal transfer fluid changes the temperature of the interior portion of the concrete walls, such as by heating or cooling, to thereby control the temperature of the interior portion of the building.
  • Fig. 1 illustrates a perspective view of a unitary structural panel that is useful for fabricating a wall of a building according to an embodiment of the present invention.
  • Fig. 2 illustrates a cross-sectional side view of a unitary structural panel that is useful for fabricating a wall of a building according to an embodiment of the present invention.
  • Fig. 3 illustrates a cross-sectional front view of a unitary structural panel that is useful for fabricating a wall of a building according to an embodiment of the present invention.
  • Fig. 4 illustrates a cross-sectional top view of a unitary structural panel that is useful for fabricating a wall of a building according to an embodiment of the present invention.
  • Fig. 5 illustrates a perspective view of a unitary structural panel including an aperture that is useful for fabricating a wall of a building according to an embodiment of the present invention.
  • Fig. 6 illustrates multiple unitary structural panels that are interconnected to form a building wall in accordance with an embodiment of the present invention.
  • Fig. 7 illustrates a schematic of a heating and cooling system incorporating structural wall panels according to an embodiment of the present invention.
  • the present invention relates to systems and methods for controlling the climate within a building having an enclosed space, such as a personal residence or a commercial building.
  • the present invention relates to concrete structural panels that can be used for the walls of a building, where the structural panels include one or more fluid conduits for the passage of a thermal transfer fluid through the panel.
  • the structural panels advantageously provide an efficient means for heating and cooling a building interior.
  • a building includes exterior walls and a roof defining an enclosed space. At least a portion of the exterior walls are fabricated from a unitary structural panel that includes inner and outer concrete layers and a thermal insulation layer disposed between the concrete layers.
  • a fluid conduit is provided within the inner concrete layer, where the conduit is adapted to contain a thermal transfer fluid, such as water and move the thermal transfer fluid through the inner concrete layer.
  • a thermal transfer fluid such as water
  • the climate e.g., the temperature
  • the climate within the interior of the building can be controlled.
  • the structural panel 100 includes a thermal insulation layer 102 having a first major surface 102a and a mutually opposed second major surface 102b.
  • a first (interior) concrete layer 104 is disposed adjacent to the first (inner) surface 102a of the thermal insulation layer 102, wherein the first concrete layer 104 includes a fluid conduit 108 disposed within the first concrete layer 104 that is adapted to store and/or convey a thermal transfer fluid through the first concrete layer.
  • a second (exterior) concrete layer 106 is disposed adjacent to the second (outer) major surface 102b of the thermal insulation layer 102.
  • the second concrete layer 106 is substantially solid, and in particular it is preferred that the second concrete layer 106 not include fluid conduits therethrough, that the second concrete layer is not in fluid communication with the conduit 108 in the first concrete layer 104, such that thermal transfer fluid is moved solely through the first concrete layer 104 without being moved through the second concrete layer 106. This ensures that the heating or cooling affect of the thermal transfer fluid is applied only to the interior portion of the panel.
  • the thermal insulation layer 102 is adapted to enhance the thermal resistance (e.g., the R-value) of the structural panel 100. While the first concrete layer 104 has a large thermal mass, the thermal resistance of concrete is relatively low, and therefore thermal transfer can cause the temperature of the interior wall surface 104a to equilibrate with the exterior temperature in a short period of time. Accordingly, the thermal insulation layer 102 is selected to have a thermal resistance that is greater than the thermal resistance of either of the concrete layers, and preferably the thermal insulation layer has a thermal resistance of at least about R-10, more preferably at least about R-15. A variety of materials can be used for the thermal insulation layer 102, and in one embodiment the insulation layer is fabricated from a closed cell foam.
  • the thermal insulation layer 102 can include a closed cell foam, such as the polystyrene closed cell foam available under the trademark STYROFOAM from the Dow Chemical Company. Closed cell foams of this type are structurally rigid, have good thermal resistance and are resistant to attack by moisture.
  • a closed cell foam such as the polystyrene closed cell foam available under the trademark STYROFOAM from the Dow Chemical Company. Closed cell foams of this type are structurally rigid, have good thermal resistance and are resistant to attack by moisture.
  • the thermal insulation layer 102 comprises a natural product, or a natural product derivative that is not derived from petrochemicals.
  • a natural product or a natural product derivative that is not derived from petrochemicals.
  • soy insulation, cellulose-based insulation, wheat straw or similar natural thermal insulation products can be used.
  • the thermal insulation layer 102 should have a thickness that is sufficient to provide good insulative properties to the structural panel 100 without significantly compromising the structural strength of the panel 100. According to one embodiment, the thermal insulation layer has a thickness of at least about 1 inch (about 2.5 cm), and preferably has a thickness that is not greater than about 3 inches (about 7.6 cm).
  • the first (interior) concrete layer 104 and a second (exterior) concrete layer 106 are disposed on opposite sides of the thermal insulation layer 102.
  • the term concrete refers to any cementitious material, and can include aggregates in addition to the cementitious material.
  • the cementitious material can be, for example, Portland cement or can include materials such as pozzolans, fly ash or blast furnace slag.
  • the first concrete layer 104 which in the construction of a building is disposed facing the interior portion of the building, includes a fluid conduit 108 disposed within the concrete layer 104, where the conduit 108 is adapted to convey a thermal transfer liquid through the first concrete layer 104.
  • the conduit preferably has a substantially circular cross-section to facilitate the flow of a liquid through the conduit, and preferably has a diameter of at least about 0.5 inch (1.3 cm) and not greater than about 0.75 inch (1.9 cm).
  • the conduit 108 can have a serpentine-like configuration to enhance the evenness of the heat transfer from the thermal transfer fluid to the interior surface 104a of the concrete layer 104.
  • a thermal transfer fluid is injected into the conduit through an inlet port 110 and initially flows generally downwardly through the panel 100.
  • a rounded portion 122 of the conduit 108 causes the fluid to then flow generally upwardly through the panel. This change in direction of fluid flow can occur one or several times depending upon the width of the panel 100.
  • the conduit 108 includes generally linear portions 120 that are disposed in substantially parallel relation to adjacent linear portions. After traversing the panel 100 in this manner, the thermal transfer fluid is withdrawn through an outlet port 112.
  • the conduit 108 comprise a single flow channel to maintain essentially plug flow conditions for the fluid through the conduit.
  • the conduit 108 comprises tubing disposed through the first concrete layer 104, such as metal tubing (e.g., copper) or plastic tubing.
  • Composite tubing can also be utilized, including tubing having an exterior metal surface and an interior plastic surface.
  • the linear portions 120 of the conduit can be sufficiently spaced apart to retain structural integrity of the panel and spaced sufficiently close together to provide adequate thermal transfer (heating and cooling) to the interior space of a building.
  • the conduit 108 is disposed in the first concrete layer 104 such that at least the adjacent linear portions of the conduit are disposed in substantially parallel relation, and such linear portions of the adjacent conduits are spaced apart (i.e., center-to-center) by at least about 2 inches (about 5.1 cm), such as at least about 6 inches (about 15.2 cm).
  • the conduits are preferably spaced by not greater than about 36 inches (about 91 cm), such as by not greater than about 30 inches (about 76 cm).
  • the first (interior) concrete layer 104 has a thickness that is greater than the thickness of the second (exterior) concrete layer 106.
  • the first concrete layer 104 has a thickness that is at least about 1.5 times, such as at least about 2 times, greater than the thickness of the second concrete layer 106. It is an advantage of this aspect of the present invention that the thermal mass of the first concrete layer 104 is greater than the thermal mass of the second concrete layer 106 by virtue of an increased thickness.
  • the high thermal mass of the first concrete layer 104 and the insulating affect of the thermal insulation layer 102 increase the heating and cooling efficiency of the panel by maximizing the capacity of the first concrete layer to maintain its thermal state over an extended period of time.
  • the first concrete layer 104 is sufficiently thick to accommodate the conduits and to provide a sufficient thermal mass to provide efficient heating and cooling to the building interior.
  • the first concrete layer preferably has a thickness of at least about 4 inches (about 10.2 cm), such as at least about 6 inches (about 15.2 cm).
  • the thickness of the first concrete layer 104 is preferably not greater than about 12 inches (30.5 cm), such as not greater than about 10 inches (25.4 cm).
  • the fluid conduit can advantageously be disposed about one-half way through the thickness of the first concrete layer 104, or can be disposed closer to the interior surface 104a.
  • the second concrete layer 106 is preferably substantially solid, and in particular it is preferred that the second concrete layer 106 does not include conduits of a similar nature as those i ⁇ the first concrete layer 104.
  • the second concrete layer 106 preferably has a thickness that is less than the thickness of the interior concrete layer 104. Accordingly, in one embodiment the second concrete layer 106 has a thickness of at least about 2 inches (about 5.1 cm), such as at least about 3 inches (about 7.6 cm). Preferably, the thickness is not greater than about 6 inches (about 15.2 cm), such as not greater than about 5 inches (about 12.7 cm).
  • the unitary structural panel 100 preferably has a total thickness of at least about 8 inches (20.3 cm), more preferably at least about 10 inches (25.4 cm), and the thickness is preferably not greater than about 14 inches (35.6 cm), such as not greater than about 12 inches (30.5 cm).
  • the dimensions (height and width) of the panel 100 can be sized to accommodate a variety of building structures.
  • the panels can be substantially square with sides having a length of at least about 4 feet (about 1.2 meters) and not greater than about 12 feet (about 3.7 meters).
  • the panels can also be of other rectangular configurations, such as panels having a width of from about 4 feet (about 1.2 meters) to about 14 feet (about 4.3 meters) and a height that is 10 feet (about 3.0 meters), 12 feet (about 3.7 meters) or even higher.
  • the structural panel 100 can also include a metallic layer 116 disposed between the thermal insulation layer 102 and the first concrete layer 104.
  • the metallic layer 116 is adapted to reflect thermal radiation back to the first concrete layer 104, thereby improving the thermal efficiency of the panel 100.
  • the metallic layer 116 can be a thin metal sheet, such as an aluminum sheet, adjoining the first major surface 102a thermal insulation layer 102.
  • the metallic layer 116 is thin, and in one embodiment has a thickness of not greater than about 0.5 inch (about 1.3 cm).
  • a second metallic layer can also be provided between the second major surface 102b of the insulative layer 102 and the second concrete layer 106 to reflect thermal radiation back to the exterior of the panel 100.
  • the metallic layer 116 can be chemically attacked by the cementitious material of the first concrete layer 104 before the cementitious material fully sets. Therefore, a protective barrier layer (not illustrated) can advantageously be disposed between the metallic layer 116 and the first concrete layer 104 to reduce or prevent such degradation.
  • a thin layer of plastic can be disposed between the first concrete layer 104 and the metallic layer 116.
  • an additional thin layer of thermal insulation such as closed cell foam can be provided between the reflective layer 116 and the first concrete layer 104.
  • the panel 100 can be mounted to form a portion of a wall unit by mounting the panel 100 onto a footer 130.
  • the panel 100 can be attached to the footer 130 by welding embedded metal plates
  • the panel 100 can be provided with utility conduits 126 and utility boxes 128 for the placement of electrical and telecommunications wiring.
  • the panel 100 also includes an aperture 124 that is adapted for the placement of a window or similar structure in the panel.
  • the fluid conduit 108 can be placed around the aperture 124 to evenly control the temperature of the first concrete layer 104.
  • the structural panels according to the present invention can be produced in the following manner.
  • a form having borders such as a wooden form, is provided in the desired size and shape of the panel.
  • the exterior portion of the structural panel is formed by pouring wet concrete into the form to the desired depth, such as about 3 inches (7.6 cm).
  • a thermally insulative material is placed over the poured concrete layer.
  • the thermally insulative material is placed over the poured concrete when the poured concrete is still wet and has not completely dried.
  • Fastening means such as structural ties can be used to affix the thermally insulative material to the exterior concrete layer, if necessary.
  • the thermally insulative material can also have a reflective layer pre-attached to the thermally insulative material.
  • Wire mesh can be utilized to support the tubing that will comprise the fluid conduit.
  • a plurality of supports can be placed on the insulative material to support the wire mesh. The height of these supports will determine the depth of the conduit within the interior concrete layer. According to one embodiment, the supports have a height that will place the conduit at a distance about one-half way through the first (interior) concrete layer.
  • tubing preferably having an outer diameter of from about 0.5 inch to about 0.75 inch, is attached to the wire mesh in a desired configuration such as a serpentine configuration.
  • the tubing can be attached to the wire mesh prior to placement of the mesh onto the supports or after the wire mesh is placed onto the supports.
  • the tubing can be metallic tubing such as copper, or can be plastic tubing.
  • Composite tubing can also be utilized, such as that sold under the tradename KiTEC available from KiTEC Industries (India) Limited. KiTEC is an aluminum and polyethylene composite where the polyethylene layer is disposed on the inner diameter of the tubing.
  • the composite tubing combines the features of both materials to form a pipe that is light, strong and does not support corrosion. By combining the two materials, composite tubing avoids the thermal expansion and deformation of plastic pipe, and at the same time it retains the flexibility, frost resistance and ease of use associated with plastic.
  • conduits for electrical wiring through the interior concrete layer can be formed by attaching tubing materials to the wire mesh. Boxes for electrical outlets and similar access ports can be provided extending from the tubing such that the access ports form in the concrete layer when the concrete is poured.
  • metal connection plates can be provided on the upper and lower peripheral edges of the panel to enable the panel to be welded to adjacent panels and also to be welded to a supporting footer during construction of the building.
  • the panel After pouring of the interior concrete layer, the panel is allowed to dry and is then ready for installation.
  • the panels can be pre-fabricated and shipped to the construction site, or can be fabricated on-site. It will also be appreciated that the foregoing method can be adapted for fabricating the panels on-site by pouring-in-place, i.e., fabricating the panels in a vertical orientation to form a wall unit.
  • the present invention is also directed to a building structure and climate control system that include a wall unit fabricated using one or more structural panels, such as those described above.
  • FIG. 6 illustrates three structural wall panels 200a, 200b and
  • panels 200a and 200b define a first temperature zone (Zone I).
  • a second zone (Zone II) includes panel 200c where a thermal transfer fluid is passed through the conduit 208c and is then removed to have the temperature of the fluid adjusted.
  • Zone I and Zone Il can be operated independently depending on the desired heating or cooling requirements of the interior.
  • the structural panels of the present invention advantageously enable panels to be interconnected to form a single climate zone, or to be operated independently to form multiple climate zones.
  • the cooling requirements for structural walls disposed on the southern- facing side of a building may be higher than those disposed on the northern- facing side of the building.
  • the present invention is also directed to a system and method for regulating the climate, particularly the temperature, within the interior of a building.
  • the building can include walls having an interior surface facing the interior of the building and an exterior surface disposed on the exterior of the building.
  • a thermal transfer fluid such as water, can be passed through the walls near the interior surface of the walls to provide heating or cooling.
  • Fig. 7 schematically illustrates a portion of a heating and cooling system according to an embodiment of the present invention.
  • This system includes panels 200a, 200b and 200c as is described above.
  • a hot water source 232 and a cold water source 234 are connected to a water header 236, where the water header 236 controls the flow of water to the panels within the system.
  • the water header 236, as well as the hot water source 232 and the cold water source 234, can be connected to one or more thermostats, which detect the interior temperature and control the water temperatures and/or water flows to various zones within the system.
  • the water header 236 can provide hot or cold water to either of Zone I or Zone Il depending on the heating and cooling requirements.
  • the hot water source can include a traditional active hot water heater having a storage tank, including one that is heated by electricity or gas.
  • the hot water source 232 can also be an "instant", or on-demand, hot water heater that does not include a storage tank for the temporary storage of the hot water.
  • the hot water heater can optionally be powered in whole or in part, for example, using photovoltaics or other solar means to enhance the energy efficiency of the system.
  • the water can also be passively heated using solar panels, such as solar panels disposed on a roof of the building.
  • the system can also include a cold water source 234 to provide cooling to the interior of the building when needed.
  • the cold water source 234 can include a geothermal loop to cool water by passing the water through channels buried within the ground beneath or near the building.
  • Other cold water sources such as mechanical refrigeration units, can also be used to cool the water.
  • the structural panels and heating and cooling systems of the present invention advantageously provide an economical and environmentally friendly means for heating and cooling the interior of a building. Specifically, it has been found that the use of a thermal transfer fluid to heat and cool the interior surface of the relatively large thermal mass interior wall can efficiently heat and cool a building interior.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Architecture (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Building Environments (AREA)

Abstract

La présente invention propose des panneaux de paroi structurels et des procédés et des systèmes permettant de contrôler la température intérieure d'un bâtiment. Les panneaux de paroi structurels comprennent avantageusement une conduite de fluide disposée à l'intérieur d'une couche de béton intérieure du panneau de paroi structurel où la conduite est conçue pour véhiculer un fluide de transfert thermique à travers la couche de béton intérieure. Une couche d'isolation thermique est prévue entre la première couche de béton et une seconde couche de béton, qui peuvent être disposées sur une surface extérieure de la paroi. Le fluide de transfert thermique peut être chauffé et/ou refroidi pour réguler la température de la couche de béton intérieure et de cette façon contrôler la température de l'intérieur du bâtiment. La première couche de béton peut avoir une masse thermique élevée pour augmenter l'efficacité du système.
PCT/US2008/068663 2007-06-28 2008-06-27 Panneaux de paroi structurels et procédés et systèmes permettant de contrôler les climats intérieurs Ceased WO2009006343A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2008269938A AU2008269938A1 (en) 2007-06-28 2008-06-27 Structural wall panels and methods and systems for controlling interior climates

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/770,152 US20090001185A1 (en) 2007-06-28 2007-06-28 Structural wall panels and methods and systems for controlling interior climates
US11/770,152 2007-06-28

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WO2009006343A1 true WO2009006343A1 (fr) 2009-01-08

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US (1) US20090001185A1 (fr)
AU (1) AU2008269938A1 (fr)
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012034207A1 (fr) * 2010-09-17 2012-03-22 Urbanetics Inc. Module de bâtiment polyvalent comportant un radiateur à masse thermique
WO2018046724A1 (fr) 2016-09-12 2018-03-15 Noiva Norden Ab Paroi externe pour un bâtiment et bâtiment comprenant une paroi externe
EP4269890A1 (fr) 2022-04-25 2023-11-01 ERNE AG Holzbau Méthode et système de régulation thermique d'un bâtiment

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