7results about How to "Improve heat collection efficiency" patented technology

The utility model discloses a solar heating box with a heat storage function, and belongs to the technical field of heating equipment. The solar water heater mainly comprises a water storage tank and a heat collector which are communicated through a first pipeline and a second pipeline, the solar water heater further comprises a linear module, the linear module is fixed to one side of the heat collector, the linear module and vacuum tubes of the heat collector form the same inclination angle, and a sliding table of the linear module is provided with a movable cross beam stretching across the vacuum tubes on the heat collector. The linear module is used for driving the movable cross beam to move up and down; the multiple cleaning assemblies are evenly installed on the lower end face of the movable cross beam at intervals. According to the solar heating box with the heat storage function, by arranging the linear module and the cleaning assembly, the outer surface of the vacuum tube of the heat collector can be automatically cleaned, the convenience and safety of cleaning are improved, it is ensured that the vacuum tube keeps good heat collection efficiency all the time, and the overall performance of the solar heating box is improved.

The invention relates to the field of solar equipment, and provides a Fresnel lens heat collector, a control method and electronic equipment, and the control method comprises the steps that the current position of a light spot formed by sunlight on the heat collector is obtained, and the light spot is formed through a Fresnel lens; calculating an offset between the current position and a target position; and adjusting the current position of a light spot formed by the Fresnel lens based on the offset. The Fresnel lens heat collector is used for overcoming the defect that the working efficiency of a solar system is low due to the fact that a heat collector in the related technology is limited in solar heat energy collecting efficiency, sunlight can be automatically tracked through the Fresnel lens heat collector, and the heat collecting efficiency and reliability are greatly improved.

This invention discloses a dynamic control and heat collection system and its application based on flexible radiative cooling materials, belonging to the field of solar energy utilization technology. It includes several biomimetic phototactic flexible curved surface radiative cooling device fields, a tracking system, and a solar thermal utilization system. The biomimetic phototactic flexible curved surface radiative cooling device fields include a flexible radiative cooling film, a film surface flat-curvature conversion device, and several support rods. The tracking system includes a controller and temperature and light intensity sensors electrically connected to the controller. The solar thermal utilization system includes a solar receiver and a heat storage tank, with a heat transfer medium inside the heat storage tank. Under high-temperature conditions, the flexible radiative cooling film reflects sunlight to the solar receiver while simultaneously dissipating heat to the outside through infrared radiation, reducing the energy consumption required for indoor cooling of buildings. At the same time, the heat collected by the solar receiver is stored in the heat storage tank and can be used for daily hot water supply in buildings, achieving efficient utilization of solar energy.

The utility model relates to a photovoltaic energy-saving heating device which comprises a heating tank, a heating assembly and a protection assembly and is characterized in that the heating assembly adopts a conical photovoltaic panel, a stand column is arranged in the center of the conical photovoltaic panel, and the lower end of the stand column is fixed to the center of the top face of the heating tank; the protection assembly is a conical transparent protective cover arranged on the outer side of the conical photovoltaic panel, the lower edge of the conical transparent protective cover is fixedly connected with the top face of the heating tank, a vertical shaft is fixed to the top end of the conical transparent protective cover, an arch-shaped supporting rod is hinged to the top end of the conical transparent protective cover through the vertical shaft, and the two ends of the arch-shaped supporting rod extend to the lower edge of the conical protective cover and are connected with a transmission gear ring. A transmission gear meshed with the transmission gear ring is supported on the top of the heating tank, and an ash removal scraping strip attached to the outer side face of the conical transparent protective cover is arranged on the inner surface of the arch-shaped supporting rod. The device has a good protection effect on the photovoltaic panel, and meanwhile, dust and other sundries are cleaned in time, so that the heat collection efficiency is further improved.

The utility model belongs to the field of energy technology especially relates to a heat storage heating device, including support seat, liquid storage bucket, connecting valve, apron and lens, support seat installs one end of liquid storage bucket, the bottom end symmetry of liquid storage bucket is installed with two connecting valves, apron installs the other end of liquid storage bucket, and the lens is fixedly connected in the form of embedding in the central position of apron upper portion. Through the automatic angle adjusting spotlight system that support ring, reflector, connecting shaft, servo motor, worm and worm wheel constitute, can maximize utilization solar energy, improve the capture ability of device to solar energy, and can real -time adjustment reflector's angle according to the sun light direction, make reflector keep optimum reflection angle in different time period and different seasons, thereby more sunlight is reflected to the liquid storage bucket surface, realizes all -weather high -efficient light collection, and the overall heat collection efficiency is improved significantly.

This invention relates to the field of solar thermal collection system technology and discloses a solar thermal collection system, including a base plate, two support frames installed on the top surfaces of the front and rear ends of the base plate, and an arc-shaped support plate fixedly disposed between the two support frames. A water tank is placed inside the arc-shaped support plate, and L-shaped frames are vertically fixed on both sides of the arc-shaped support plate. A heat collection mechanism and a reflective arc plate are arranged sequentially from top to bottom between the two support frames. This solar thermal collection system, by setting a positioning mechanism, uses limiting and locking parts to position the reflective arc plate, ensuring that the reflective arc plate always provides auxiliary heat collection for the heat collection plate, thus continuously improving the solar thermal collection efficiency of the heat collection plate. The solar thermal collection efficiency is further improved by setting a second heat collection tube inside the reflective arc plate. By installing a mounting plate with a light sensor above the support frames, the system can adjust the angle of the heat collection plate in real time according to the angle of sunlight.

The utility model relates to the technical field of heat energy recovery of glass annealing kilns, in particular to an effective hot air utilization mechanism of a glass annealing kiln, which comprises a heat recovery component, a water-gas separation component and a hot air collection component, a hot air collecting assembly is arranged at the front end of the heat recovery assembly; and a water-gas separation assembly is arranged at the upper end of the heat recovery assembly. Heat in hot air is absorbed through the fin heat exchange pipes of the heat recovery assembly, at the moment, a large amount of cold water is injected into the fin heat exchange pipes from the water passing pipe bases below the fin heat exchange pipes, and due to the fact that the heat in the fin heat exchange pipes is absorbed by water, the hot air waste heat exchange function is achieved; hot water and high-temperature gas in the fin heat exchange pipes enter the hot water backflow pipe to be gathered and then enter the gas-liquid separation tank along with water flow from bottom to top, and due to the fact that the internal size of the gas-liquid separation tank is large, the hot water and the high-temperature gas are separated; and the hot air waste heat recycling efficiency of the glass annealing kiln and the types of heat energy storage media are greatly improved.