41results about How to "Enhanced heat storage function" patented technology

The invention discloses a heat storage water tank. A heating inner container is arranged in the water tank; a heat-conducting medium with the boiling point of about 30 DEG C is filled in the water tank; an interlayer is arranged on the edge in the water tank; and a phase change heat storage material with the melting point of about 50 DEG C is filled in the interlayer. By adoption of the design, the circulating speed of the heat-conducting medium and the heat exchange speed of a solar thermal collector and the water tank are increased. When the temperature of hot water is higher than 50 DEG C, the water storage material absorbs and stores a great deal of heat from the hot water. When the water temperature is reduced, heat is released and the water temperature is stabilized to be about 50 DEG C.

The invention discloses a phase-change thermal storage material, comprising the following raw materials by weight: 37-42% of silica, 3.8-7.8% of alumina, 0.5-1.1% of calcium oxide, 0.5-1.1% of magnesium oxide, 0.5-1.1% of potassium oxide, 1.7-2.3% of sodium oxide, 0.3-0.9% of iron oxide, 2.8-3.0% of copper oxide, and 39.3-52.5% of water. With the advantages of simple preparation process, great latent heat of phase change, stable exothermic performance, no toxicity and non-corrosiveness, low cost, etc., the phase-change thermal storage material provided in the invention can be used widely in the fields of energy storage boilers, energy storage cool houses, energy storage heat absorption tanks, refrigerator cars, heat preservation and insulation of buildings, functional clothes, shoes, and spaceflight, etc. Used in boilers, the phase-change thermal storage material of the invention can save a lot of fossil raw materials, and brings considerable economic benefits.

The invention relates to a functional textile fabric. The functional textile fabric comprises a functional unit, wherein the functional unit comprises yarns containing heating and dehumidifying functional textile fibers; the yarns have number of twists of 100-200T/m; the heating and dehumidifying functional textile fibers comprise crimped fiber materials and nano units; the crimped fiber materials account for 99.91-99.95wt% of the total functional textile fibers, achieve crimp percentage reduction through water wetting and are formed by polyester resin components and polyamide resin components in a ratio of 1 to 1; the polyester resin components and the polyamide resin components have different self extensibility and crimp percentages during water absorption; the nano units account for 0.05-0.09wt% of the total functional textile fibers and comprise microparticles in sizes of 8500-9000nm; the microparticles comprise 300-500 of zinc, 350-450 of aluminium and 150-350 of iron by weight. The functional textile fabric has the beneficial effect that the clothes airing efficiency is improved through combined action of temperature rise, heat storage and increase of gaps of the fabric.

The invention relates to a phase-change energy storage system of a PHC (Prestressed High-strength Concrete) pipe pile and a construction method thereof. The phase-change energy storage system comprises the PHC pipe pile and a pipe pile tip, wherein a cavity of the PHC pipe pile is internally filled with a high-temperature phase-change energy storage material and is internally provided with a water supplying main pipe, a plurality of water returning branch pipes and an energy-storage material maintaining pipe; and the water returning branch pipes are communicated with a water returning main pipe. The phase-change energy storage system and the construction method have the advantages that the space in the PHC pipe pile is provided with a heat exchange pipeline and is filled with the high-temperature phase-change energy storage material, and the phase-change energy storage system with high efficiency and large heat capacity is formed by the heat exchange pipeline, the high-temperature phase-change energy storage material, the PHC pipe pile and rock bodies outside the PHC pipe pile, so that cold storage in winter and heat storage in summer are realized; compared with the existing system, the phase-change energy storage system and the construction method also have the advantages that the space of a building is not additionally occupied, the heat insulation is not needed, the effective energy storage time is long, cold storage or heat storage can be respectively realized and the energy storage efficiency is high.

The invention discloses a heat storage type domestic central air-conditioning, heat supply and water heating three-purpose machine. The heat storage type domestic central air-conditioning, heat supplyand water heating three-purpose machine comprises a refrigerant, heat supply/air conditioning water circulation and control system, and is characterized by further comprising a domestic hot water heat exchanging and heat storing machine; the domestic hot water heat exchanging and heat storing machine consists of a preceding-stage water heat exchanger, a hot water tank and a domestic hot water heat exchange tube; a refrigerant circulation system comprises a loop which is formed by sequential connection of a compressor, the preceding-stage water heat exchanger, a four-way valve, a water heat exchanger, a throttling valve, an outdoor air heat exchanger, a four-way valve, an air and liquid separator and a compressor; a heat supply/air conditioning water circulation system comprises a loop formed by sequential connection of a circulating water pump, a water access of the water heat exchanger, a coil tube fan and a dual-purpose water tank; a loop for generating domestic hot water by using aheat pump in spring and autumn consists of a circulating water pump, a water access of the water heat exchanger, a hot water tank and a dual-purpose water tank which are connected in sequence; the hot water tank is used for storing heat and supplying domestic hot water; and the heat exchange amount of the preceding-stage water heat exchanger is smaller than 1/5 of that of the water heat exchanger. The three-purpose machine disclosed by the invention has the functions of supplying head, conditioning air and supplying domestic hot water in four seasons, is extremely simple in both structure andcontrol, is high in efficiency and saves energy.

The invention discloses a heat storage water tank. The water tank is characterized in that a heating liner is arranged inside a water tank; a liquid inlet tube of the heating liner is connected with a spray tube; phase change heat storage media with melting points being 50 DEG C are filled in a jacket of the water tank; and media with boiling points being about 30 DEG C are filled in the heating liner. By adopting the design, the circulation speed of heat-conducting media can be increased, the speed of heat exchange between a solar heat collector and the water tank can be increased, and when the hot water temperature is higher than 50 DEG C, heat storage materials store plenty of heat absorbed from hot water; and when the water temperature decreases, the heat storage materials release heat to stabilize the water temperature at about 50 DEG C.

The invention discloses a medium-temperature denitration and heat storage integrated rare earth composite ceramic material, and belongs to the technical field of catalysis. The denitration catalyst isprepared according to the processes of kneading mud, aging, performing extrusion moulding, drying and calcinating, impregnating with a catalytic slurry, redrying and calcinating and from the following main components: zirconium oxide fiber, anorthite, boron nitride, barium carbonate, montmorillonite, carbon fiber, titanium dioxide, chlorinated polyethylene, a methyl methacrylate-butadiene-styreneterpolymer, cyanoethylcellulose, phthalate, monoethanolamine and stearic acid. The medium-temperature denitration and heat storage integrated rare earth composite ceramic material can be widely applied to air preheaters of a coal-fired boiler, a thermal power unit and the like, can save energy and improve the energy utilize efficiency, reduces pollution emission, and is a novel technology benefiting the country and people.

The invention discloses a medium-temperature catalytic denitration/heat accumulation integrated mullite ceramic material, belonging to the technical field of catalysis. The mullite ceramic material ismainly prepared from 35 to 40 parts of cordierite, 70 to 80 parts of mullite, 5 to 10 parts of tungsten trioxide, 5 to 8 parts of SiO2, 10 to 15 parts of montmorillonite, 2 to 3 parts of cellulose sponge, 4 to 5 parts of glass fibers, 3 to 6 parts of chlorinated polyethylene, 3 to 5 parts of a methyl methacrylate-butadiene-styrene terpolymer, 3 to 6 parts of hydroxypropylmethylcellulose, 2 to 3 parts of phthalate, 2 to 3 parts of monoethanolamine and 1 to 3 parts of stearic acid through kneading, ageing, extruding and molding, drying and calcining, impregnating with catalytic slurry, and secondary drying and calcining.

The invention discloses a movable greenhouse comprising a movable trolley, a fan heater, flame-retardant cotton cloth and a steel wire rope. The movable trolley is covered with the flame-retardant cotton cloth; the movable greenhouse is simple to manufacture, low in resource investment and high in turnover utilization rate, and the effect of running water maintenance construction is achieved; thegreenhouse is small in heat storage area, the heat preservation and heat storage maintenance effects of concrete are effectively improved, the early-stage solidification strength of a concrete ballastbed is improved, the running condition of a rail car is met, the construction progress is improved, the economic effect is good, and energy conservation and environmental protection are achieved. Themovable greenhouse is convenient to construct and operate, low in potential safety hazard and high in safety and reliability. The invention further discloses a movable greenhouse and a method for conducting winter concrete ballast bed construction. The method comprises the steps of concrete mixing, movable greenhouse erecting, concrete pouring and maintenance and winter concrete ballast bed construction quality and inspection. The problem that the northern winter rail transit concrete ballast bed is difficult to maintain and construct is solved; through the structural size and the arrangementdistance of the movable greenhouse, the unit time energy consumption of a single movable greenhouse is accurately calculated, and theoretical and practical bases are provided for selecting a warm airblower which is energy-saving and environment-friendly and meets concrete ballast bed construction in winter.

The invention relates to a device used for energy storage heating, sterilizing and PM2.5 reducing through off-peak power and used for a small-sized apartment. A unique three-chamber combination module is adopted, and the device comprises an equipment shell, a first-stage draught fan, a balancing chamber, a second-stage draught fan, a wind distributing passageway, a front normal-temperature wind passageway, a rear normal-temperature wind passageway, a left normal-temperature wind passageway, a right normal-temperature wind passageway, a left rising pre-heating chamber, a right rising pre-heating chamber, a falling heat storage chamber, an electric heating chamber, an electric heating element, an acid fire-resistant material heat storage body, an alkaline fire-resistant material heat storage body, a long heat-resistant steel bar, a short heat-resistant steel bar, a phase-change heat storage body, a left heat-resistant steel partition plate, a right heat-resistant steel partition plate, a device bottom plate, a heat storage box bottom plate, a wind distributing passageway bottom plate, a wind distributing passageway front side plate, a wind distributing passageway rear side plate, a device top plate, a heat storage box top plate, a warm wind passageway, a warn wind spraying guiding plate, an intelligent-control power supply box, various heat-resistant steel partition plates and the like. According to the device used for energy storage heating, sterilizing and PM2.5 reducing through the off-peak power and used for the small-sized apartment, heating can be achieved all day long by using the off-peak power, the functions of high-temperature burning, high-temperature adsorbing combination, transverse heat transmission and waste heat recovering are further achieved, indoor air can be thoroughly purified without cost, secondary pollution is not generated, and the device is suitable for indoor energy storage heating and air purifying in winter.