56results about How to "Realize building energy saving" patented technology

The invention discloses a preparation method of reflective heat-insulation ceramic glazed tiles. The preparation method includes mixing frit raw materials, and founding the frit raw materials in a frit furnace into frits at a founding temperature of 1400-1600 DEG C until the raw materials fuse completely; mixing the frits with a raw material with grinding to obtain glaze slip, wherein the frits account for 10-100% of the total mass of the raw materials, and the content of titanium dioxide in the glaze slip is not lower than 8% of the total mass; applying the glaze slip on green bodies; drying the green bodies with the glaze slip, and firing at a temperature of 1100-1250 DEG C so as to obtain the reflective heat-insulation ceramic glazed tiles. The preparation method has the advantages that the frits are mixed with a specific amount of raw material, and enamel layers with titanite crystals as a main crystal phase are formed on the surfaces of the ceramic glazed tiles and are capable of reflecting sunlight reflectively, so that absorption of the ceramic glazed tiles for solar heat radiation can be reduced effectively, and building energy consumption of hot-summer and warm-winter regions is reduced remarkably; the preparation method is low in preparation cost and remarkable in energy-saving and environment-friendly effects.

The invention relates to colored porcelain (or colored pottery)-surface light coal gangue building blocks prepared by the steps of: adding waste glass dust, clay, pulverized fuel ash and straws (or shells) in coal gangue raw materials by proportioning to prepare building block base materials and making the base materials into (hollow or porous) coal gangue building blocks by machines; then preparing kaolin, argil, feldspar, quartz, pigment and the like into building block surface material by proportioning, wherein the building block surface material colored porcelain slurry or colored pottery slurry; respectively coating the colored porcelain slurry or the colored pottery slurry on the surfaces of building block biscuits, piling up on a kiln car, and roasting in a tunnel kiln through drying to form the colored porcelain (or colored pottery)-surface light coal gangue building blocks through roasting, wherein building block bodies form sintered coal gangue micropore-shaped light bodies, and the surfaces of the building bodies form sintered colored porcelain (or colored pottery) surfaces. The colored porcelain (or colored pottery)-surface light coal gangue building blocks is beneficial to achieving the functions of self heat preservation and self decoration of monomer-material finished walls.

The invention belongs to the field of nano porous materials, and relates to a preparation method of a graphene aerogel phase change energy storage material. The preparation method comprises the following steps: mixing graphene oxide powder with a solvent, then adding a phase change material, obtaining a wet gel by adopting a hydrothermal reduction method, and finally carrying out washing, drying and other processes to finally prepare the phase change energy storage material with graphene aerogel as a structural framework and the uniformly distributed phase change material. The method has the advantages of simple preparation process, favorable leakage resistance, high latent heat, high heat conductivity and the like, and can easily implement large-scale production.

The invention relates to a BIM-based building energy-saving design method, system and device and a storage medium. The method comprises steps of environmental factors of a selected address of a to-be-designed building being acquired, and microclimate characteristics of the to-be-designed building being judged according to the environmental factors; according to the microclimate characteristics, corresponding environment design being implemented to improve the existing microclimate environment; obtaining a three-dimensional BIM model of the to-be-designed building, wherein the BIM model is generated according to a design scheme of the to-be-designed building; calculating current design parameters of the to-be-designed building according to the BIM model so as to analyze the energy-saving performance of the to-be-designed building; and according to the energy-saving performance, implementing a corresponding indoor design to optimize the energy-saving performance. The method has the effects of analyzing the energy-saving parameters of the building from multiple dimensions and enabling the energy-saving design of the building to be more reasonable.

The invention discloses a ladder phase change energy storage accumulation bed system in combination with mechanical ventilation. The system is composed of a ladder phase change energy storage accumulation bed and an auxiliary mechanical ventilation system; according to five construction thermal performance design partitions and actual outdoor thermal environment conditions of the China, two or more phase change energy storage materials with different phase change temperatures are selected, the phase change energy storage material is packaged in a metal ball shell, and according to the phase change temperature ladder change, the material is placed in the ladder phase change energy storage accumulation bed, the auxiliary mechanical ventilation system is provided with four stations accordingto the running principle, the ladder phase change energy storage accumulation bed is combined with mechanical ventilation, night natural ventilation, a solar air heat collection device and an air electric heating device under different stations to achieve efficient running of the full-year station, the auxiliary mechanical device is adopted to improve the utilization efficiency of renewable energysources, and the building energy consumption is effectively reduced while indoor human body heat comfort needs are met.

The invention relates to an electrolytic manganese waste slag sintered building brick. The electrolytic manganese waste slag sintered building brick is prepared from the following main materials in parts by weight: 30-50 parts of electrolytic manganese waste slag, 5-20 parts of coal gangue, 5-20 parts of shale and 10-30 parts of clay. A preparation method comprises the following steps: preparing powder, burdening, stirring, then aging and further stirring. The step of preparing the powder is as follows: respectively performing powder beating on the coal gangue, the shale and the clay till the fineness of 1-5mm, preferably 2-3mm. Uniform stirring is performed after burdening, and the aging time is 24-96h; the stirring needs to be performed again after aging. By adopting the technical scheme, the electrolytic manganese waste slag can be treated in a large quantity, and the prepared porous brick has high hardness and good quality, and can comply with safety requirements in the aspects of radioactivity and toxicity as a building material; furthermore, the burdening is simple, the coal consumption during the sintering process is low, the powder beating quantity is small, the power consumption is low, the loss of equipment during the powder making process is reduced, and the prepared product has the characteristics of light weight, high hardness, low production cost and the like.

The invention belongs to the field of building construction, and provides a method for renovating an external wall of an existing building. The method at least includes the external wall effect constructing step, the window side filler and waterproofing step and the parapet external corner treatment step. By means of the renovating method, the existing building can continue to be used for a longertime, and building energy conservation is realized. Moreover, the external wall renovated through the method has a smooth base layer and a good appearance effect. The problem that the junctures of different materials at window frame joints are prone to cracks is solved, and therefore the water seepage and water leakage potential hazards in the later period are eradicated, the water leakage of window sides in the later period can be effectively avoided, and the complaints of owners in the later period and the cost for property maintenance are reduced.

The invention relates to a cement porous polymer composite heat insulation plate. The cement porous polymer composite heat insulation plate is characterized by comprising an efficient heat insulation layer, a three-dimensional rigid skeleton and a cement concrete layer using a porous polymer as light aggregate, wherein the three-dimensional rigid skeleton is connected between the cement concrete layer and the efficient heat insulation layer and respectively embedded into the cement concrete layer and the efficient heat insulation layer so as to form an integrated plate member. The heat insulation performance of the integrated plate member can be promoted, the mechanical strength of the integrated plate member can be improved, the surface density and the weight of the integrated plate member are reduced, and meanwhile, the requirements of fireproof, shockproof, durable and wall rendering construction are met; and moreover, punching shear resistance and bending resistance of the integrated plate member can be improved, and the mechanical property required by template engineering is met.

The invention discloses a coarse slag damp-heat curing brick and a production method thereof. The coarse slag damp-heat curing brick is composed of 15-30wt% of coarse slag, 60-75wt% of fly ash and 7-15wt% of quicklime. The production method utilizes the crude slag discharged from the thermal power plant, turns wastes into slag, realizes the comprehensive utilization of the industrial solid wastes,reduces the exploitation of the natural stones, protects the ecological environment, reduces the apparent density of the product and improves the strength of the green body. A certain proportion of the package pores are inside the coarse slag so that the thermal insulation performance of the product is improved and building energy conservation is realized.

The invention discloses a prefabricated assembly-type balcony which comprises a solar panel 1, a vertical baffle 2, a horizontal balcony plate 3 and a rainwater collecting box 8. The vertical baffle 2and the horizontal balcony plate 3 are perpendicularly arranged and prefabricated into a whole through a steel bar structure, and the inner side of the horizontal balcony plate 3 is fixed to a building main body. The outer side of the horizontal balcony plate 3 is sequentially provided with a balcony rabbet 12, a first convex groove 13 and a second convex groove 15. One end of the solar panel 1 is fixed to the vertical baffle 2, and the other end of the solar panel 1 is fixed into the first convex groove 13 through a hinging part 21 reserved at the bottom of the solar panel 1. The middle of the solar panel 1 is connected with an automatic telescopic device 24 which is arranged in a reserved space of the second convex groove 15 and used for controlling the angle of the solar panel 1. The vertical baffle 2, the horizontal balcony plate 3 and the solar panel 1 are combined, thus the heat preservation and insulation effects are improved, assembly-type integration development of the building industry can be further improved, the construction efficiency is improved, and building energy consumption is effectively reduced.

The invention discloses a method for preparing a light inorganic porous material from magma soil as a raw material by alkali activation. The inorganic porous material is prepared from raw materials in percentage by mass as follows: 75%-95% of the magma soil and 5%-25% of an alkali activator. The method has the outstanding characteristics and remarkable improvement that rich natural non-metallic mine waste is used effectively, and the defect that a common inorganic mineral polymer is high in volume weight and does not have thermal insulation and sound insulation functions is overcome effectively. The process is reasonable in design, the raw materials are richly sourced, the technological process is simple, and the light inorganic porous material is prepared through comprehensive utilization of mineral resources and can be widely applied to the fields of thermal insulation, fire prevention, sound insulation and the like.

The invention provides an energy-saving and heat-insulating semi-exposed framing glass curtain wall which comprises an aluminum alloy upright post, aluminum alloy beams, an aluminum alloy core insert, aluminum alloy connectors, an aluminum alloy pressure plate, a glass auxiliary frame and hollow toughened glass, wherein the aluminum alloy beams are arranged at two sides of the aluminum alloy upright post; the aluminum alloy core insert matched with the aluminum alloy upright post is arranged in the aluminum alloy upright post; the aluminum alloy connectors are arranged on the aluminum alloy beams; the aluminum alloy beams are connected with the aluminum alloy pressure plate through stainless steel bolts; two sides of the aluminum alloy pressure plate are propped against the glass auxiliary frame; and the hollow toughened glass is arranged at the lower part of the glass auxiliary frame. The hollow glass is uniformly clamped and is reasonable in stress, and a glass plate is flatter and more smooth; a system is convenient to install and adjust, has excellent wind pressure resistance, water-tightness, air permeability performance and thermal insulation property; energy conservation of a building is effectively achieved; indoor and outdoor heat exchange is greatly reduced, so that the indoor heat change is reduced and the power consumption of a corresponding temperature control instrument is reduced.

The invention relates to a building integrated photovoltaics (BIPV) layered hollow glass curtain wall structure, which comprises front glass and rear glass, wherein a front ethylene vinyl acetate (EVA) layer, a photovoltaic solar cell layer, a rear EVA layer and a tedlar/polyethylene glycol terephthalate/tedlar (TPT) layer are sequentially arranged between the front glass and the rear glass; a space interlayer is formed between the TPT layer and the rear glass; a terminal box connected with the photovoltaic solar cell layer is arranged behind the rear glass; a fixed clamping frame is arranged at the periphery between the front glass and the rear glass; and a filtering membrane is arranged in front of the front glass. When receiving sunlight, the curtain wall structure can reflect solar rays beyond the range of between 0.4 and 1.1 micrometers, so the temperature of a glass curtain wall assembly is reduced, the service life of the integral assembly is prolonged, the heat-insulating effect of the assembly is better than that of the conventional hollow glass curtain wall, the transfer of indoor and outdoor heat can be isolated effectively, energy loss is reduced, and the energy conservation of buildings is realized.

Disclosed is an ecological green building external wall. The ecological green building external wall comprises building blocks (1), a screed-coat layer (2), a waterproof layer (3), a protective layer (4), a veneer layer (5), drain holes (6), planting soil (7) and flowers and plants (8). The ecological green building external wall has the advantages that by the adoption of the structure, vertical greening construction is conducted through planting grooves formed by the building blocks, the environment can be beautified, the air quality of the environment is improved, dust removal and cooling are achieved, building energy conservation is achieved, and the consumption of energy sources in the outside world is reduced.

The invention relates to PHC tubular-pile internal-expansion-type cutting equipment and a using method thereof. The PHC tubular-pile internal-expansion-type cutting equipment comprises a rotation driving mechanism, a double-sleeve-tube tool post and a tool bit. One end of the double-sleeve-tube tool post is connected with the rotation driving mechanism, the other end of the double-sleeve-tube tool post is connected with the tool bit, the double-sleeve-tube tool post comprises an inner tool post rod and an outer tool post tube which sleeves the inner tool post rod, and the length of the inner tool post rod is adjustable. According to the PHC tubular-pile internal-expansion-type cutting equipment, cutting of tubular piles before an earthwork is excavated can be achieved, so that the influence of the lateral pressure of earthwork excavation on the tubular piles is avoided fundamentally, perturbation of earthwork excavation on the tubular piles is avoided, and the engineering quality is ensured; and the tool bit integrates the four functions of hole drilling in a soil layer, inner hole deslagging, cutting-off at a fixed point and tool retracting through inward contraction, using is convenient, and the practicability is high.

The invention provides a novel solar-ground source heat pump combined air conditioning system. The novel solar-ground source heat pump combined air conditioning system comprises a solar water heating system and a ground source heat pump system; the solar water heating system comprises a heat collector, cold water, a heat storing water tank, domestic hot water, a C circulating pump, a B valve, a C valve and a D valve; the ground source heat pump system comprises a buried pipe system, an A circulating pump, a heat exchange system, an A valve, a B circulating pump and an indoor air conditioning system. The novel solar-ground source heat pump combined air conditioning system can perform refrigerating in summer and heating in winter; domestic hot water can be provided all the year round; the building energy consumption can be effectively reduced, and thus the energy can be saved for the building.

The invention relates to the technical field of architectural coatings and provides a heat-preserving heat-insulating coating material. The heat-preserving heat-insulating coating material comprises the following raw materials in parts by mass: 8-20 parts of deionized water, 30-40 parts of acrylic resin emulsion, 1-12 parts of xonotlite calcium silicate, 1-9 parts of kaolin, 5-30 parts of rutile type titanium dioxide, 0.1-0.8 part of defoamer, 2-5 parts of film forming assistant, 0.2-0.4 part of mildew preventive, 0.3-0.6 part of leveling agent, 1-2 parts of dispersant, 1-2 parts of humectantand 1-3 parts of thickener, wherein the sum of parts by mass of all the above ingredients is 100. The invention further provides a preparation method for the heat-preserving heat-insulating coating material. The heat-preserving heat-insulating coating material provided by the invention is readily available in employed raw materials, low in cost and simple in preparation process, coatings are goodin heat-insulating performance, and thus, building energy conservation can be achieved.

The invention provides a novel building mortar material with a temperature regulating function and a method for preparing the novel building mortar material. The temperatures can be regulated by the novel building mortar material. The novel building mortar material in a formula comprises phase-change composite materials, composite fiber materials, silicon powder, sulphoaluminate cement, building garbage recycled aggregate, dispersing agents, other dispersing agents and toughening agents. The novel building mortar material and the method have the advantages that addition of auxiliary materialsis readjusted on the basis of the phase-change composite materials of the novel building mortar material in the formula, the composite fiber materials and the toughening agents are added into the phase-change composite materials, and accordingly the toughness of the novel building mortar material can be improved; the toughness of the novel building mortar material can be improved by the aid of theadded building garbage recycled aggregate, pollution further can be reduced, and the resource utilization rate can be increased.

A fabricated bidirectional composite wall board provided with keyway-shaped grooves comprises an inner layer wall board and an outer layer wall board. The inner layer wall board is mainly composed ofconcrete lattices and autoclaved aerated concrete building blocks, and the concrete lattices are filled with the autoclaved aerated concrete building blocks; the outer layer wall board is mainly composed of a concrete protective layer on the outer side and an XPS thermal insulation board on the inner side; and the inner layer wall board and the outer layer wall board are connected through thermomass MS/MC connecting pieces. The fabricated bidirectional composite wall board provided with the keyway-shaped grooves is characterized in that the keyway-shaped grooves are formed in the side faces ofthe inner layer wall board and the outer layer wall board at equal intervals and used for injecting of cast-in-place concrete when the adjacent wall boards are connected, the keyway-shaped grooves are each of a trapezoid table structure, and the bottom surface of each keyway-shaped groove is an opening end. The invention further provides a construction method of the fabricated bidirectional composite wall board provided with the keyway-shaped grooves. The fabricated bidirectional composite wall board is environmentally friendly and good in shock resistance, and not only can the production efficiency be improved, but also the production and construction cost of components is further reduced.

The invention discloses a red mud-paraffin composite phase-change energy storage material which comprises paraffin and red mud. The mass ratio of paraffin to red mud is (0.4-0.55):(0.45-0.6). The invention also discloses a technical scheme for preparing the material through a mixed grinding process. Thermogravimetry and differential thermal analysis tests are adopted for representing the heat stability of the prepared phase-change energy storage material. The preparation method for the phase-change energy storage material disclosed by the invention is simple in process, convenient in operation and suitable for industrial mass production. When the phase-change energy storage material disclosed by the invention is used as a thermal insulation material for a building, the indoor and outdoor heat transferring amplitude of the building can be effectively reduced, the indoor temperature fluctuation can be reduced, the temperature scope suitable for a human body can be kept, the use of heat supply or air conditioner can be reduced and the energy-saving effect of the building can be realized.