WO2007082559A1 - Matériau isolant comprenant un matériau à changement de phase (pcm) pour bâtiments - Google Patents

Matériau isolant comprenant un matériau à changement de phase (pcm) pour bâtiments Download PDF

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Publication number
WO2007082559A1
WO2007082559A1 PCT/EP2006/004553 EP2006004553W WO2007082559A1 WO 2007082559 A1 WO2007082559 A1 WO 2007082559A1 EP 2006004553 W EP2006004553 W EP 2006004553W WO 2007082559 A1 WO2007082559 A1 WO 2007082559A1
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WO
WIPO (PCT)
Prior art keywords
insulation material
insulation
reflection
phase change
carrier
Prior art date
Application number
PCT/EP2006/004553
Other languages
English (en)
Inventor
Bernd Meinecke
Original Assignee
Bernd Meinecke
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 Bernd Meinecke filed Critical Bernd Meinecke
Publication of WO2007082559A1 publication Critical patent/WO2007082559A1/fr

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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
    • F28D20/02—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat
    • F28D20/023—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat the latent heat storage material being enclosed in granular particles or dispersed in a porous, fibrous or cellular structure
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
    • 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
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/90—Passive houses; Double facade technology
    • 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

Definitions

  • Insulation material comprising phase change material (PCM) for buildings
  • the invention relates to an insulation material for the thermal insulation of buildings, in particular of roofs and/or walls.
  • Insulating materials which have a low thermal conductivity are used for thermal insulation, i..e. to impede the transport of heat, so as to minimize the transport of heat by heat conduction. Furthermore, the structure of the thermally insulating materials fills the free space between the inside of the building and the outside in such a way as to prevent the formation of air flows which transmit heat by convection. Thermally insulating foams and staple fibers, such as rock wool or glass wool, can be used for this purpose.
  • a further object of the invention is to provide an insulation material which is adaptable to given structures of a building.
  • the invention provides an insulation material for the thermal insulation of buildings, in particular roofs and/or walls, having at least one carrier material and at least one heat storage material being connected to the carrier material with the heat storage material comprising at least one phase change material (PCM).
  • PCM phase change material
  • the invention allows for keeping temperature fluctuations at a low level even when climate conditions change, for example due to different seasons or due to day and night rhythm, and, hence, for improving thermal protection in summer as well as in winter.
  • PCM phase change material
  • Phase change materials also known as latent heat storage materials, are materials which absorb or emit heat at a certain temperature without their own temperature changing. This property is known as “latent heat storage”.
  • the heat which is absorbed or emitted changes the state of the phase change material, usually from solid to liquid or vice versa, respectively.
  • the phase change temperature i.e. regularly the melting temperature
  • there is no change in temperature as long as the storage material has fully changed its state, for example, until it is completely molten.
  • the heat stored a latent heat the enthalpy of fusion, is emitted again.
  • an advantageous refinement of the invention provides for the heat storage material to comprise a bulk material, in which the phase change material is dispersed.
  • the phase change material is provided in the form of particles, for example in the form of beads.
  • the heat storage action can be set by means of the quantity and type of phase change material selected.
  • the invention provides for the bulk material to be applied as a coating to the carrier material.
  • Acrylic has proven to be a particularly suitable material for a coating of this type.
  • the bulk material can therefore be provided in the form of acrylic coating.
  • An acrylic coating can be provided, for example, by coating with a polyacrylate dispersion.
  • the phase change material is provided in the form of particles that are as small as possible.
  • the phase change material is in the form of beads with a mean diameter in the range of less than 30 ⁇ m, preferably in the range of greater than approximately 5 ⁇ m to less than approximately 20 ⁇ m. With this type of size, the particles of the phase change material can be incorporated in even relatively thin coatings without problems .
  • the phase change material may be in the form of encapsulated beads .
  • the encapsulated beads may have an acrylic encapsulation.
  • phase change material in an encapsulation of this type, can be protected from changes to its properties caused by contact with the bulk material or other constituents of the insulation material.
  • the heat storage material comprises at least one phase change material in powder form.
  • the particles of the phase change material in powder form can be joined to one another, in particular by a powder adhesive.
  • phase change of paraffins from solid to liquid can be set relatively accurately to the desired temperature range depending on the chemical structure of the paraffin used in each instance and/or the combination of paraffins employed.
  • paraffins advantageously have a high enthalpy of fusion and, therefore, a high capability of storing heat.
  • a suitable carrier material for the heat storage material may be provided, for example, in the form of a spunbonded nonwoven.
  • the insulation material may have a reflection layer on its face facing away from the building in the installed state. In particular, this reflection layer can be applied to the heat storage material.
  • the insulation material comprises at least one first reflection material and an insulating material, the insulating material being arranged at a distance from the at least one first reflection material, thereby forming a space between the insulating material and the reflection material.
  • the functionality of the reflection material can be considerably enhanced by the separation of the surfaces of insulating material and reflection material.
  • Heat transport in particular of the part of the heat which originates from radiation and is absorbed and/or transmitted by the reflection material, as a result of heat being conducted through materials adjacent to the reflection layer, is reduced by the space provided in accordance with the invention.
  • the space offers the possibility of mass transfer, so that moisture which penetrates into the insulation material can escape.
  • the distance between the thermally insulating material and the reflection material is in the range from approximately 5 mm to approximately 20 mm.
  • the spacer may comprise a hosiery.
  • the spacer may also comprise a profiled material.
  • a profiled material of this type may, for example, be a foamed material with elevations.
  • the insulation material may also comprise a spunbonded fabric which has been deformed so as to form projections as the spacer.
  • Suitable materials for the spacer are in particular thermoformable nonwovens or wovens made of, for example, polypropylene (PP) and/or polyamides (PA) and/or polyethylene terephthalate (PET) .
  • the insulating material comprises at least one microfiber nonwoven based on PE, PP and/or PET. Particularly good thermal insulation can be achieved with a microfiber nonwoven which comprises fibers with a fiber thickness in the range from 0.1 ⁇ m to 7 ⁇ m.
  • the insulating material may be mixed with hollow beads, in particular with hollow beads made from ceramic and/or glass. Hollow beads of this type are also known as "micro bubbles".
  • a particularly preferred refinement of the invention provides for the use of a microfiber nonwoven provided with micro bubbles as the insulating material.
  • the insulating material may comprise a foamed material which, by way of example, comprises polyurethanes (PUR) and/or polyethylene (PE) and/or PP and/or melamine resin.
  • PUR polyurethanes
  • PE polyethylene
  • PP polypropylene
  • melamine resin polypropylene
  • open- cell foams if vapor permeability of the composite is desirable, or closed-cell foams, for vapor-tight composites, comprising at least one of the abovementioned materials, in particular melamine resin, are suitable as the insulating material in the context of the invention.
  • the insulating material is provided with a profiling which performs the function of the spacer.
  • an insulating material which has been profiled in this way can be provided by suitably shaped foams .
  • the insulation material may be provided as a flexible web, in particular a web which can be rolled up.
  • the insulation material comprises at least one carrier web, in particular a roof lining for roofs and/or walls of buildings .
  • Heat transition through the insulation material according to the invention can be reduced still further by the carrier having a first face, facing the inner side of the insulation material, and a second face, facing the outer side of the insulation material, the carrier web comprising the at least one first reflection material at least on its first face.
  • the inner side of the insulation material or the first face of the carrier web face toward the building.
  • the outer side of the insulation material or the second face of the carrier web face away from the building in the installed state of the insulation material .
  • the carrier web may include at least at ist second surface at least one second reflection material, which at least partially reflects thermal radiation.
  • a reflection material being applied to both sides of the carrier web, it is possible for thermal radiation to be reflected irrespective of the direction from which the thermal radiation impinges on the insulation material. This is advantageous in particular if the insulation material is used for buildings in areas in which the temperature gradient through the walls or roof of the building changes direction over the course of the year.
  • the insulation material comprises at least one further carrier web.
  • the insulation material comprises two carrier webs.
  • the insulation material may be terminated on both sides by a roof lining, which on the one hand protects the thermally insulating material in particular from mechanical wear and on the other hand improves the handling properties of the insulation material.
  • the insulation material according to the invention may comprise a roof lining which is open to diffusion with a metal vapor-deposited coating on one or both sides as the outer layer in the installed state.
  • the insulation material is thereby advantageously designed to be open to vapor. Consequently, moisture which has penetrated into the insulation material can leave it again substantially unimpeded. Moisture which is present in parts of buildings which are in contact with the insulation material can pass through the insulation material. Therefore, the insulation material advantageously does not impede the drying of these parts of the building.
  • the carrier web to include a reflection material which has an S d value of less than or equal to approximately 1 m.
  • the insulation material on its inner side has a reflection material with an S d value of less than or equal to approximately 1 m and on its outer side has a reflection material with an S d value of less than or equal to approximately 0.1 m.
  • the S d value is what is known as the water vapor diffusion equivalent air space thickness and indicates - measured in m - how many times more resistant than air a material is to the through-migration of water vapor.
  • a material with an S d value of, for example, 0.1 m has a water vapor barrier coefficient comparable to an air space with a thickness of 10 cm.
  • the insulation material may comprise a metal layer as reflection material.
  • a metal layer as reflection material.
  • Suitable materials for the metal layer forming the reflection material are aluminum and/or copper.
  • copper has a higher reflection action in the IR region which, furthermore, is less wavelength-dependent than in the case of aluminum.
  • At least one of the reflection materials may be provided with an antioxidant.
  • the antioxidant may, for example, be a coating applied to the reflection layer facing away from the building in the installed state.
  • a coating of transparent acrylic dispersion applied to the reflection layer which is oriented away from the building in the installed state can for example be used as the protective layer protecting against oxidation.
  • this acrylic dispersion coating is highly transparent and very thin, advantageously with a thickness of less than or equal to approximately 10 micrometers. A loss of the reflection action can advantageously be substantially avoided with the aid of the coating.
  • the layer of the barrier material on the room side, in the installed state in particular has a vapor barrier coefficient of 6:1 in accordance with DIN 4108-3 in relation to the material which adjoins the barrier material, i.e. for example the roof lining lying on the outer side.
  • a design of this type which is still fundamentally open to diffusion, allows atmospheric humidity which is present on the room side to diffuse outward and protects the structure from wood moisture damage and heat losses caused by moisture included in the insulation material.
  • the invention advantageously provides for the barrier material, on its face which faces the building in the installed state, to have a reflection material which at least partially reflects thermal radiation.
  • This reflection material may, for example, be provided in the form of an aluminum coating.
  • a coating with an antioxidant, such as for example an additional coating layer, is not absolutely necessary in this case, since on the inner side direct wetting does generally not occur.
  • the latter is provided in various dimensions which are in each case adapted to the installation situation.
  • the invention in particular provides for the insulation material to have a width of up to approximately 3 m. This is particularly suitable for the application of the insulation material to walls. A width of approximately 1.5 m is preferred for applications in the region of the roof .
  • the edge region of the insulation material in the edge region of the insulation material at least the materials which delimit the insulation material on the outer sides are joined to one another, so that they enclose the interior of the insulation material.
  • the edge region of the insulation material can be welded.
  • a strip of lower thickness than the majority of the insulation material may be provided in the edge region of the insulation material. If the insulation material is used in the form of a plurality of webs arranged next to one another, this side strip at the edge region can be used to overlap at the transition region from one web to the next. This advantageously allows the insulation material to be laid in the form of a substantially completely continuous surface. For rapid, water-tight laying, an adhesive may be provided in the edge region of the insulation material . In particular, a self-adhesive strip may be applied to the underside of the edge region in the region of the overlap.
  • the two lateral edge regions of the insulation material may be complementary to one another, so that given the same orientation of the insulation material webs, the right-hand edge region of one web is complementary to the left-hand edge region of the web which adjoins it on the right-hand side.
  • Alternate-sided welding of this nature advantageously substantially avoids increases in height in the region of overlap.
  • Cross-joints, overlaps, penetrated sections and connections can, for example, be made airtight and watertight using an aluminum adhesive tape.
  • phase change materials in an insulation material which according to the invention is flexible, in particular can be rolled up, advantageously allows the reversible storage of heat in the heat storage material. This allows the effectiveness of the insulation material to be improved in terms of heat protection in summer and in winter.
  • the vapor permeability and thermal conductivity of the insulation material are advantageously scarcely affected at all by the addition of phase change materials .
  • Fig. 2 diagrammatically depicts a detailed drawing from the insulation material according to the invention in the form of a sectional view of a further embodiment of the invention
  • Fig. 3 diagrammatically depicts a detailed drawing from the insulation material according to the invention in the form of a sectional view of a further embodiment of the invention
  • Fig. 4 shows a photograph illustrating a spacer in accordance with one embodiment of the invention
  • Fig. 5 shows a photograph illustrating a spacer in accordance with a further embodiment of the invention, in a view from above,
  • FIG. 6 diagrammatically depicts the spacer shown in figure 4 as seen from below
  • Fig. 7 shows a photograph illustrating the insulation material according to the invention in the form of a section through a further embodiment of the invention
  • Fig. 11 diagrammatically depicts a detailed drawing from the insulation material according to the invention in the form of a section through a further embodiment of the invention
  • Figure 4 shows, as an example, a photographic image of a PP/PA hosiery 231. These products are also referred to as polymer structure mats. They have, for example, a thread thickness in the range from approximately 0.05 mm to approximately 2 mm and a weight per unit area in the range from approximately 50 g/m 2 to approximately 500 g/m 2 . Moreover, they have an irregular thread distribution.
  • a further example of a spacer is shown in figures 5 and 6.
  • a PET/PP domed nonwoven is illustrated in a view from above in figure 5 and in a view from below in figure 6.
  • the domed nonwoven has a substantially planar surface 232, in which substantially hemispherical depressions (domes) are formed.
  • the corresponding dome- shaped elevations can be recognized.
  • the elevations serve as spacers when the surface 232 of the domed nonwoven is placed onto an insulating material 3.
  • the reflection layer 2 is then substantially in contact with the underside 233 of the domed nonwoven.
  • the reflection layer 2 bears against the domed nonwoven substantially at punctiform contact locations.
  • FIG. 7 shows a photograph of a corresponding embodiment of the invention.
  • a profiled, cured foam 320 is in contact with a web which is open to diffusion and has a reflection layer 2.
  • this foam has two regions.
  • a first region is formed by a substantially planar sheet.
  • ribs are applied to this sheet.
  • the ribs merge into the sheet.
  • the reflection layer 2 bears against the tip of the ribs at substantially linear contact locations .
  • the height of the ribs corresponds to the height of the space 23 between the sheet and the reflection layer 2.
  • the profiled foam 320 has a dual function, namely firstly that of providing the insulating material 3 and secondly that of serving as a spacer 230. If a profiled foam 320 of this type is used, there is advantageously no need for a separate spacer 230.
  • FIG. 8 diagrammatically depicts a further embodiment of the invention, which is suitable in particular for heat protection in winter.
  • the insulation material 1 has a carrier.
  • the carrier used is a roof lining 4.
  • the roof lining 4 is open to vapor and is aluminized on both sides in order to provide the first reflection layer 2 and the second reflection layer 8.
  • the roof lining 4 comprises at its outer side 42 a second reflecting material 8 as well as a heat storage material 7.
  • the heat storage material 7 comprises a bulk material 72, in which a phase change material is dispersed in the form of beads 75.
  • a further reflecting layer 9 is provided at the heat storage material 7, a further reflecting layer 9 is provided.
  • the insulation material 1 also comprises an insulating material 3, which is arranged at a distance from the first reflection layer 2, forming a space 23.
  • a spacer 230 is located in the space 23 in order to ensure a minimum distance between the roof lining 4 having the first reflection layer 2 and the thermally insulating material 3.
  • the insulation material 1 also comprises a barrier material 5, which comprises a third reflection layer 9 on its face 51 which faces the building in the installed state.
  • the barrier material 5 having the third reflection layer 9 is designed as a vapor-decelerating material aluminized on the room side.
  • the spacer 230 is formed by a separating hosiery or other separating nonwoven.
  • Thermal radiation which reaches the insulation material 1 from the inner side 11 is partially, for example to an extent of 50%, reflected at the reflection layer 9.
  • the remaining part for example 50%, at least partially passes into the interior of the reflection material 1.
  • this part On its way toward the outer side 12, this part passes through a plurality of interfaces between the different materials. In particular when it reaches the first reflection material 2, some of the heat transported in the interior of the insulation material 1 is reflected.
  • the profile of the temperature gradient from the inner side 11 to the outer side 12 of the insulation material 1 is thereby shifted in the direction of the outer side 12 by the arrangement of the reflection layer or layers according to the invention.
  • the heat storage material 7 can comprise an own carrier material 10, too, in such a way that it is provided as tempering material with a composite of heat storage material 7 and carrier material 10.
  • Such composite of a heat storage material 7 and a carrier material 10 in combination with a composite of an insulating material 3 and a reflection material 2 is shown in figure 9.
  • FIG 10 a further embodiment of a composite is shown ' with a tempering material 7, 10 and an insulation material comprising a heat storage material 7 and reflection materials 2 being arranged at a distance to an insulating material 3.
  • the insulation material 1 according to this further embodiment of the invention comprises an insulating material 3, which is arranged at both sides at distances 23 from reflection materials 2, 9.
  • the roof lining 4 facing the outer surface 12 of the insulation material 1 comprises reflection materials 2, 8 at both sides.
  • a tempering material is positioned at this roof lining 4 provided with reflection materials 2, 8 at both sides.
  • the tempering material comprises a carrier material
  • the heat storage material 7 is deposited in form of a coating of a bulk material 72 onto the carrier material 10.
  • particles of a phase change material 75 are dispersed.
  • the phase change material 75 is provided in form of beads.
  • the roof lining 4 facing the inner side 11 is provided with a relfecting surface 9 at the side facing the room. Besides the spacer 230, also this roof lining 4 is arranged in the space 23 between the insulating material 3 and the reflection material 9.
  • the heat storage material 7 is positioned at the roof lining 4 being arranged at the exterior side.
  • the insulation material 1 comprises a barrier material 5 which carries a further reflection material 9 at its side facing the room in the installed state, that means at its surface 51 facing the inner side 11.
  • FIG. 13 illustrates a cross section through an insulation material 1 in accordance with a further embodiment of the invention.
  • the insulation material 1 comprises a reflection layer 9 which has been applied to a barrier material 5.
  • the barrier material 5 is in contact with an insulating material 3, which is arranged at a distance from a first reflection layer 2 of a roof lining 4 so as to form a space 23.
  • a spacer 230 ensures the distance between the reflection material 3 and the first reflection layer 2 in the main region of the insulation material 1.
  • the roof lining 4 has a second reflection material 8 on the outer side 12 of the insulation material 1.
  • a heat storage material 7 is arranged comprising a phase change material.
  • a further reflection material 9 is positioned.
  • a complementary edge region of this type is mirror-inverted with respect to the edge region 13 shown in figure 12 and comprises an adhesive 6 on its top side. Its underside is formed in one plane with the inner side 11 of the insulation material 1.
  • the adhesive 6 may be omitted at one of the mutually complementary edge regions.
  • Webs of the insulation material 1 with complementary edge regions 13 can be laid laterally adjacent to one another, with the mutually complementary edge regions 13 overlapping one another and being joined to one another by means of the adhesive 6.
  • Arranging a plurality of webs of the insulation material 1 next to one another in this way advantageously makes it possible to realize substantially planar outer surfaces 12 and inner surfaces 11, since an increase in height in the region of the join between adjacent insulation materials is avoided by the correspondingly reduced thickness of the edge regions 13.
  • a reflection layer 2 which is therefore surrounded by spacers 230. Thermal radiation which penetrates both from the outer side 12 of the insulation material 1 and from the inner side 11 of the insulation material 1 can be particularly efficiently reflected in particular at. this middle reflection layer 2.
  • Figure 15 shows a further embodiment of the insulation material 1, which is particularly suitable for use in the renovation of old buildings.
  • the inner side and outer side have the same S d value; as a result, defects in the airtightness which may be present on the room side but have not been detected can be compensated for.
  • the insulation material 1 On its inner side 11, the insulation material 1 has a roof lining 4 which is open to diffusion and has an Sd value of less than 0.1 m.
  • the roof lining 4 is provided with a reflection layer 2.
  • a space 23 is maintained between the reflection layer 2 and a first thermally insulating material with the aid of a spacer 230.
  • a separating scrim and/or separating grid and/or separating nonwoven can be used as the spacer.
  • Figure 16 shows a further exemplary embodiment of the insulation material 1, which is particularly suitable for use in the roofs and walls of new buildings.
  • the airtightness is defined and monitored - for example using what is known as a blower door measurement - on the room side of new buildings, with the result that increased moisture levels caused by convection can as far as possible be ruled out.
  • the insulation material 1 for use in new buildings has a vapor- decelerating material 5 with an S d value of less than or equal to approximately 1 m, which is open to diffusion, toward the inner side 11.
  • Figure 17 shows a further exemplary embodiment of the insulation material 1, which is particularly inexpensive.
  • the particularly inexpensive insulation material 1 has a corrugated aluminum foil in the center as further reflection material 9. It is also possible to use a correspondingly profiled web of paper to which aluminum foil has been applied. By way of example, it is possible to use a grid-reinforced, corrugated composite of paper and aluminum.
  • FIG 18 shows an example of an installation situation of • the insulation material 1 according to the invention.
  • a mineral fiber material with a thickness of from 100 to 150 mm can be used for the insulation 120.
  • the insulation material 1 has been applied to the side of the rafters 100 which faces away from the building.
  • there is an insulation material 1 which is terminated on its inner side 11 and on its outer side 12 by a roof lining 4 which is open to diffusion and has an S d value of less than or equal to approximately 0.1 m, in the form of a covering that is highly open to diffusion.
  • the roof lining 4 is provided with reflection layers 2, 8 on both sides.
  • the embodiment which is open to diffusion is of importance in particular, although not exclusively, in the renovation of old buildings in order not to impede dehumidification of the building by diffusion of water vapor to the outside.
  • Water vapor can be transported through the insulation material 1 by diffusion both from the rafters 100 and from the room side through the room-side cladding 130 and the inner wall or roof insulation 120. This transport of water vapor is diagrammatically indicated by arrows 140 in figure 18.
  • the major advantage of this use of the insulation material according to the invention is that there is no need to double up the rafters, and therefore time and costs can be saved.
  • Old housing stock has roofs with a rafter height of in general from approximately 100 mm up to in general at most 120 mm. To satisfy the requirements of, for example, the thermal insulation regulations currently in force in Germany, this height would have to be extended to at least 150 mm in order to allow the introduction of additional insulating wool.
  • the operation of increasing the height of the rafters is known as doubling up.
  • Figure 19 shows a further example of an installation situation for the insulation material 1 according to the invention.
  • the thermal insulation is achieved purely by the insulation materials 1, one of which is arranged on the outer side, with another arranged on the inner side, of the rafters 100.
  • the space between the rafters, which is delimited by the two layers of the insulation materials 1, is in this case not ventilated.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Architecture (AREA)
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  • Acoustics & Sound (AREA)
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  • General Engineering & Computer Science (AREA)
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Abstract

Cette invention concerne un moyen permettant, à la fois, d'assurer l'isolation thermique de bâtiments et d'utiliser le surplus d'énergie généré pendant les pics de production d'énergie thermique, au moins en partie lors des périodes durant lesquelles la production d'énergie thermique est trop faible. Ainsi, cette invention concerne un matériau isolant (1) conçu pour assurer l'isolation thermique des bâtiments, en particulier les toits et/ou les murs, lequel matériau comprend au moins un matériau support (4, 10) et au moins un matériau accumulateur de chaleur (7), lequel comprend un matériau à changement de phase (PCM) et est relié au matériau support (4, 10).
PCT/EP2006/004553 2006-01-23 2006-05-15 Matériau isolant comprenant un matériau à changement de phase (pcm) pour bâtiments WO2007082559A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202006001051.3 2006-01-23
DE202006001051U DE202006001051U1 (de) 2006-01-23 2006-01-23 Isoliermaterial mit Phasenwechselmaterial (PCM) für Gebäude

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WO2007082559A1 true WO2007082559A1 (fr) 2007-07-26

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US9234059B2 (en) 2008-07-16 2016-01-12 Outlast Technologies, LLC Articles containing functional polymeric phase change materials and methods of manufacturing the same
US9371400B2 (en) 2010-04-16 2016-06-21 Outlast Technologies, LLC Thermal regulating building materials and other construction components containing phase change materials
US9399866B2 (en) 2014-02-18 2016-07-26 Kuwait University Thermal barrier panel with selectable phase change materials
WO2017185127A1 (fr) * 2016-04-29 2017-11-02 Schmetzer Industries Holdings Pty Limited Agencement de matériau d'isolation
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EP2225426B1 (fr) 2007-11-28 2019-08-14 Saint-Gobain Isover Systeme d'isolation de bâtiments par l'exterieur
CN110273559A (zh) * 2019-05-30 2019-09-24 上海龄鋆实业有限公司 一种相变节能住宅系统及改造方法
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US9797087B2 (en) 2006-01-26 2017-10-24 Outlast Technologies, LLC Coated articles with microcapsules and other containment structures incorporating functional polymeric phase change materials
EP2225426B1 (fr) 2007-11-28 2019-08-14 Saint-Gobain Isover Systeme d'isolation de bâtiments par l'exterieur
US10377936B2 (en) 2008-07-16 2019-08-13 Outlast Technologies, LLC Thermal regulating building materials and other construction components containing phase change materials
US9234059B2 (en) 2008-07-16 2016-01-12 Outlast Technologies, LLC Articles containing functional polymeric phase change materials and methods of manufacturing the same
US9371400B2 (en) 2010-04-16 2016-06-21 Outlast Technologies, LLC Thermal regulating building materials and other construction components containing phase change materials
CN102477775A (zh) * 2010-11-29 2012-05-30 王健 墙体复合保温结构
US8673448B2 (en) 2011-03-04 2014-03-18 Outlast Technologies Llc Articles containing precisely branched functional polymeric phase change materials
US9938365B2 (en) 2011-03-04 2018-04-10 Outlast Technologies, LLC Articles containing precisely branched functional polymeric phase change materials
US9399866B2 (en) 2014-02-18 2016-07-26 Kuwait University Thermal barrier panel with selectable phase change materials
US10003053B2 (en) 2015-02-04 2018-06-19 Global Web Horizons, Llc Systems, structures and materials for electrochemical device thermal management
US10431858B2 (en) 2015-02-04 2019-10-01 Global Web Horizons, Llc Systems, structures and materials for electrochemical device thermal management
US11411262B2 (en) 2015-02-04 2022-08-09 Latent Heat Solutions, Llc Systems, structures and materials for electrochemical device thermal management
US10634371B2 (en) 2015-11-20 2020-04-28 Stasis Energy Group, Llc System for energy consumption reduction and cost savings in a building
US10955154B2 (en) 2015-11-20 2021-03-23 Stasis Energy Group, Llc System for energy consumption reduction and cost savings in a building
US11384947B2 (en) 2015-11-20 2022-07-12 Stasis Energy Group, Llc System for energy consumption reduction and cost savings in a building
US11879664B2 (en) 2015-11-20 2024-01-23 Stasis Energy Group, Llc System for energy consumption reduction and cost savings in a building
WO2017185127A1 (fr) * 2016-04-29 2017-11-02 Schmetzer Industries Holdings Pty Limited Agencement de matériau d'isolation
USD911961S1 (en) 2017-04-03 2021-03-02 Latent Heat Solutions, Llc Battery container
JP2019173434A (ja) * 2018-03-29 2019-10-10 積水ハウス株式会社 壁構造
JP7057881B2 (ja) 2018-03-29 2022-04-21 積水ハウス株式会社 壁構造
CN110273559A (zh) * 2019-05-30 2019-09-24 上海龄鋆实业有限公司 一种相变节能住宅系统及改造方法

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