83results about How to "With heat storage function" patented technology

A silicon carbide ceramic foam solar energy air heat absorber uses silicon carbide ceramic foam materials as solar energy absorber. The silicon carbide ceramic foam absorber is wrapped with an insulating layer (2). A radiant heat flux (3) projects onto the surface of the silicon carbide ceramic foam absorber (1) or into an artificial blackbody cavity (9) and is received by the silicon carbide ceramic foam absorber (1). Cold air (4) flows in from the side of the silicon carbide ceramic foam absorber (1) positive to the radiant heat flux (3). Hot air (5) is obtained through heat exchange of thecold air and the radiant heat flux. Or the cold air (4) flows in from the side of the silicon carbide ceramic foam absorber (1) positive to the radiant heat flux (3) or back to the radiant heat flux (3). The hot air (5) of 700 to 1300 DEG C is obtained through the heat exchange of the cold air and the radiant heat flux through a quartz window (10). The silicon carbide ceramic foam absorber (1) buries an air diversion channel (8) beforehand. The invention can effectively receive radiant heat and emit heat to the air and take advantage of self-sensible heat to store heat at the same time.

The invention discloses a mean-temperature method of a cylindrical battery. The mean-temperature method of the cylindrical battery has the technical scheme that 1, the arrangement mode is determined according to the battery pack forming requirements, and a casing module is designed; 2, a cylindrical battery cell is assembled in the casing module, and sealant is coated for sealing; 3, liquid phase change material composite glue is prepared; 4, the phase change material composite glue is poured into the casing module, and a battery pack with good temperature consistency is obtained after curing and forming. The phase change material composite glue is prepared by phase change materials and organic silicon filling and sealing glue according to a certain ratio, wherein the phase change materials use paraffin and graphite as major components; the organic silicon filling and sealing glue uses vinyl silicone oil and modified aluminum oxide powder as major components. Through the structure features of the mean-temperature method, the mean-temperature method has the beneficial effects that the battery core has good temperature consistency; the module structure is good in intensity and can pass by the battery pack-relevant vibration, falling and collision tests. The phase change material composite glue is encapsulated in the casing; no loss occurs after the long-time cyclic use; the permanent service life is realized.

The invention relates to a solar-energy low-temperature thermal power-generation and photovoltaic power-generation combination system, comprising a compound parabolic collector system, a heat storage system, an organic rankine cycle power-generation system, a photovoltaic module and a photovoltaic power-supply system, wherein the compound parabolic collector system comprises a high-temperature end compound parabolic collector array and a low-temperature end compound parabolic collector array, and the photovoltaic module is arranged on the upper part of a heat absorber of the compound parabolic collector; the heat storage system comprises a liquid storage tank in which coil pipes are equally arranged, and PCM (phase change material) is filled in the coil pipes; the organic rankine cycle power-generation system comprises an evaporator, a steam turbine, a generator, a heat regenerator, a condenser, two pumps and six valves. The total power-generation efficiency of the combination system is greatly enhanced; and the adoption of the heat storage system avoids the application of additional accumulators and complicated tracking devices, thus reducing cost; and the adoption of two-class evaporator reduces non-reversibility of heat transmission of heat-exchanging fluid and organic work-medium so as to reduce average running temperature, thus being in favor of prolonging service life of photovoltaic cells.

The invention relates to a direct-expansion type solar energy low-temperature thermal power generation and photovoltaic power generation compound system, which comprises an organic Rankine cycle power generation system, a thermal storage system and a photovoltaic heat collecting system. The photovoltaic heat collecting system comprises more than two parabolic reflectors positioned in a shell, wherein the bottom of each parabolic reflector is provided with a metal plate groove, the segments of an evaporation tube of an evaporator are respectively positioned in the metal plate groove at the bottom of each parabolic reflector, a heat absorption body is arranged above the metal plate groove, and a photovoltaic cell component is arranged above the heat absorption body. The concentration ratio of the parabolic reflector is smaller than 10. A direct-expansion type solar energy thermoelectric conversion structure adopted by the invention does not need an intermediate heat transfer medium, avoids secondary heat transfer, and effectively increases the heat transfer performance between an organic working medium and a photovoltaic heat collector. The invention realizes the direct combination of the evaporator and the heat collector, the organic working medium directly absorbs the heat to expand via the heat collector, and the invention breaks the limit of a secondary heat transfer key device of the previous solar energy low-temperature thermal power generation system.

The invention discloses a positive displacement air thermal absorber with a rotary heat absorption body. A thermal absorber piece comprises a plurality of rotary heat absorption rods (1); each heat absorption rod (1) comprises a plurality of heat absorption cylinders (11) and a rotating shaft (12); the heat absorption cylinders (11) are hollow concentric cylindrical bodies, and are integrally made of silicon carbide foam ceramic; clamping grooves (13) are formed in the inner walls of the heat absorption cylinders (11); the rotating shaft (12) is cylindrical; convexes (14) are arranged in the exterior of the rotating shaft (12); the clamping grooves (13) are in close fit with the convexes (14); the rotating shaft (12) is integrally made of compact high-temperature resistance ceramic or heat-resistant alloy steel; the axis of the rotating shaft (12) is reclosed with the axes of the heat absorption cylinders (11); the heat absorption cylinders (11) are connected with the exterior of the rotating shaft (12) in a sleeving manner. The positive displacement air thermal absorber can acquire high-temperature air of which the temperature range is 700 DEG C-1300 DEG C, and the pressure is normal or higher than 1MPa, accumulates heat utilizing sensible heat of the air thermal absorber at the same time, and can be used for a cavity type non-pressure or non-pressure air thermal absorber, and an external cylindrical non-pressure air thermal absorber.

The invention relates to a solar heat power generation system which is composed of a groove-type solar condensation and heat accumulation device, a first heat storage device, a steam generator and a second heat storage device, wherein heat accumulating pipes the interiors of which are filled with molten salt are arrayed at an optical focus position of the condensation and heat accumulation device, and the molten salt is used for storing the heat energy of the sun; the first heat storage device is connected with the heat accumulation pipes and is used for storing the molten salt which is heated by the sunlights; the first heat storage device is connected with the steam generator, exchanges energy with water in the steam generator, and changes water into saturated vapor to enter a steam turbine to do work in an expansion mode; the steam generator is connected with a second heat storage device; the second heat storage device is connected with the heat accumulation pipes; and the molten salt after energy exchange in the steam generator enters the heat accumulation pipes through the second heat storage pipe, thus circulation is formed. The system provided by the invention has the characteristics of high efficiency, heat accumulation function, good heat storage performance, good continuity, low cost and the like.

The invention relates to a waste-heat utilization triple generation system for blast furnace slag water employing a minter process. The waste-heat utilization triple generation system comprises a granulating device, wherein the granulating device is orderly communicated with a slag-water separating device, a settling pond and a sediment heat storage pool, wherein the sediment heat storage pool is connected with a first inlet of a heat exchange device by virtue of a waste heat water supply pump group; a first outlet of the heat exchange device is communicated with a granulating reservoir; a second inlet of the heat exchange device is respectively connected with the outlet of a heating user and the first outlet of a refrigeration mechanism through heating water supply pump groups; the inlet of the heating user and the first inlet of the refrigeration mechanism are communicated with the second outlet of the heat exchange device; the second inlet of the refrigeration mechanism is communicated with the second outlet of the refrigeration mechanism by virtue of an indoor refrigeration user and a dehumidified blast user; the outlet of the granulating reservoir is communicated with the granulating device by virtue of the granulating water supply pump group. The system is applied to triple generation of heating, refrigerating or blast furnace dehumidified blasting, and is high in heat efficiency and stable in water quality.

The invention relates to an insulation system for a polycrystalline silicon ingot, comprising a furnace body. A metal frame is arranged on the periphery inside the furnace body; the lateral wall of the metal frame is provided with a lateral mullite fiber board; the top part of the metal frame is provided with a top mullite fiber board; the bottom of a graphite plate under a crucible is provided with a bottom mullite fiber plate; a closed space is formed by the mullite fiber plates which are positioned on the bottom of the graphite plate, in the lateral wall of the metal frame and on the top ofthe metal frame respectively; a layer of a corundum mullite burning plate is arranged inside of the lateral mullite fiber plate close to the center of the furnace center. The insulation system can reduce electric energy consumption in a process for casting the polycrystalline silicon, reduces thermal stress of the silicon ingot and improves yield of slices when large silicon ingots are cast, andis particularly suitable for producing polycrystalline silicon ingots over 450kgs.

The invention provides an inner pot structure, an electric pressure cooker and a stainless steel pot bottom compositing method. The inner pot structure comprises a stainless steel pot body, a heat storage board and a stainless steel base plate, wherein the cross section of the stainless steel pot body is in an oval shape; the stainless steel pot body comprises a side wall and a bottom wall locatedat the bottom of the side wall; the heat storage board is located on the lower surface of the bottom wall; the stainless steel base plate is located on the lower surface of the heat storage board; and the stainless steel pot body, the heat storage board and the stainless steel base plate are combined with each other in turn in the manner of hot pressing. The compositing design for the bottom of the inner pot is applied to the inner pot structure provided by the invention, so that the heating efficiency can be increased, and meanwhile, the stainless steel pot body has good rigidity, the stability of overall size distortion is kept under the state of bearing load, the sheet thickness of the stainless steel pot body does not need to be wholly increased, the weight of the inner pot structureis reduced and the effects of sheet thinning and cost lowering can be achieved.

The invention discloses a paraffin-felt phase-changing composite heat storage material, which mainly comprises paraffin and a felt. The felt is placed in melted paraffin for immersion, and after the felt is fully saturated, the felt is taken out and congealed to prepare the material. According to the paraffin-felt phase-changing composite heat storage material, paraffin is adopted as a phase-changing material, the felt is used as an absorption and support structure to prepare the material, thus the defects of flowing paraffin in a liquid phase and rapid radiation are overcome, and the prepared paraffin-felt phase-changing composite heat storage material has the advantages of a light proportion, fundamental non-flowing, a stable shape, zero corrosion and better and unexpected effects on heat storage and heat preservation.

The invention relates to a triple co-supply system for utilization of waste heat of blast furnace bottom-filtration-method slag flushing water. The triple co-supply system comprises a granulation apparatus; the granulation apparatus is successively communicated with a slag sluice, a filter tank and a waste heat reservoir; the waste heat reservoir is connected with the first inlet of a heat exchange apparatus through a waste heat water-supply pump group; the first outlet of the heat exchange apparatus is communicated with a granulation reservoir, and the second inlet of the heat exchange apparatus is respectively connected with a heating user and the first outlet of a cooling mechanism through a heating water-supply pump group; the heating user and the first inlet of the cooling mechanism are communicated with the second outlet of the heat exchange apparatus; the second inlet of the cooling mechanism is communicated with an indoor cooling user and a dehumidified blasting user; the indoor cooling user and the dehumidified blasting user are communicated with the second outlet of the cooling mechanism; and the granulation reservoir is communicated with the granulation apparatus through a granulation water-supply pump group. The system is used for triple co-supply of heating, cooling and blast furnace dehumidified blasting and has the advantages of high thermal efficiency and stable water quality.

The invention relates to a solar water heater with three water tanks. The solar water heater with the three water tanks comprises vacuum heat collection tubes, a support, the heat collection water tank, the heat preservation water tank and the heat storage water tank. The vacuum heat collection tubes are connected with the heat collection water tank. The heat preservation water tank is arranged above the heat collection water tank. At least one return pipe is arranged between the heat collection water tank and the heat preservation water tank. The heat storage water tank is arranged below the heat preservation water tank. At least one return pipe is arranged between the heat storage water tank and the heat preservation water tank. A water delivery channel delivering water from the heat preservation water tank to the heat storage water tank is further arranged between the heat storage water tank and the heat preservation water tank. A phase-change material bag is arranged inside the heat storage water tank. The water delivery channel comprises a connecting pipe arranged between the heat preservation water tank and the heat storage water tank and a water pump arranged on the connecting pipe. The water pump is a photovoltaic water pump, and is driven by a photovoltaic power generation system and controlled by an automatic temperature switch. The solar water heater is provided with the heat collection water tank, the heat preservation water tank and the heat storage water tank, the phase-change material bag is arranged inside the heat storage water tank, so that the heat storage function is achieved, hot water service time can be prolonged, and the requirement for using hot water can still be met on a rainy day after fine weather.

The invention discloses a method for preparing a metal composite plate and a metal composite pipe through an interface fusion method. The method for preparing the metal composite plate and the metal composite pipe through the interface fusion method comprises the steps of surface treatment, pouring cavity preparing, alloy metal liquid pouring and the like. A pouring cavity is formed between a ceramic mold and a matrix pipe layer or matrix plate layer, and a high-frequency heater can be used for heating the matrix pipe layer or matrix plate layer; the ceramic mold has the heat storage function, heat losses of the matrix pipe layer or matrix plate layer can be reduced, and secondary refusion of a composite interface can be achieved; and the defect that a traditional metal mold is not suitable for high-temperature heating and temperature control is overcome.