47results about "Solar heat devices" patented technology

A mirror or other reflecting surface is used for collecting and reflecting incident solar radiation. The mirror is supported for independent motion about a pair of axes. An accelerometer generates signals representative of an amount and direction of motion of the mirror about each of the axes. Motors or other drive mechanisms independently drive the mirror about each of the axes. A tracking device provides information about the current position of the Sun. A control is connected to the accelerometer, the motors and the tracking device for maintaining a predetermined optimum orientation of the mirror as the Sun moves across the sky. Position sensors that sense the position of the mirror relative to the earth's magnetic field may also be employed.

A solar-energy conversion (SEC) array (24) and method of operation are presented. The array (24) has an aim direction (48) substantially coincident with a solar direction (50) when the array (24) is operational. The array (24) is made up of an array-support structure (26), and a plurality of SEC clusters (28). Each cluster (28) is made up of a number of SEC units (44) and a single cell-support structure (32). Each SEC unit (44) is made up of a concave mirror (30) coupled to the array-support structure (26), and a cell assembly (34). The cell assembly (34) is made up of a cell housing (68) containing an SEC cell (72), and a passive heat-extraction unit (70) thermally coupled to the cell (72) and configured to extract and dissipate heat. The cell-support structure (32) is made up of a support column (56) coupled to the array-support structure (26), and individual support arms (60) coupling each of cell assemblies (34) to the support column (56).

A mounting system for supporting a plurality of photovoltaic modules on a sloped support surface, such as a sloped roof, is disclosed herein. The mounting system may include one or more support surface attachment devices, each support surface attachment device configured to attach one or more photovoltaic modules to a support surface; and one or more module coupling devices, each module coupling device configured to couple a plurality of photovoltaic modules to one another.

A distributed solar power generation and hot water supplying system includes: a photovoltaic power generation self-service sun tracking system, an inverter, a controller, a storage battery, a heat-exchanging water tank and an electric heater provided therein, wherein a solar battery and a solar collector are mounted on the photovoltaic power generation self-service sun tracking system, an electricity output terminal of the photovoltaic power generation self-service sun tracking system is respectively connected to an inversing input terminal of an inverter and a surplus power supplying input terminal of a controller; an MCU-controlled power output terminal of the inverter is respectively connected for off-grid power consumption or grid-connected power generation, and to an inversing output terminal of the controller; a charging/discharging control output/input terminal inside the inverter is connected to an input/output terminal of the storage battery and a storage battery power supplying input terminal of the controller.

The invention relates to a thermal storage type vacuum tube which comprises a tubular glass outer shell, an open end of the glass outer shell is connected with a glass flange, the glass flange is connected with a metal end cover through the hot-pressing sealing technology, a protective cap of an exhaust nozzle is arranged at the other end of the glass outer shell, an exhaust nozzle which is integrally molded with the glass outer shell is arranged in the protective cap of the exhaust nozzle, a metal material box body is arranged in the glass outer shell, a solar energy selective coating is arranged on the outer surface of the box body, space between the glass outer shell and the box body is pumped into vacuum state through the exhaust nozzle, a water inlet and a water outlet are respectively formed on the metal end cover, the water inlet and the water outlet are communicated through a heat exchange tube arranged in the box body, and a working medium in the box body adopts solid-liquid phase change materials with phase change temperature of 60DEG C-80DEG C. The working medium in the box body adopts the solid-liquid phase change materials, when the solid-liquid phase change materialsachieve the phase change point, the materials are converted to liquid state from solid state, and a large amount of heat is absorbed, and the temperature of the phase change materials can be basicallymaintained constant. The thermal storage type vacuum tube can be widely applied in a variety of solar water heaters.

The invention relates to an efficient solar omnidirectional concentrator cell component, belonging to the field of solar power generation. A light-collecting plate with a plurality of spherical cavity lenses and a light-converging plate with a plurality of light-converging funnels are connected integrately to form a light-converging component; the bottom of the light-converging component is provided with a solar panel; both the light-converging component and the solar panel are respectively fixed by an upper fixing groove and a lower fixing groove of an outer frame, and then are sealed after firmly installed; and the solar cell slices arranged at intervals inside the spherical cavity lenses, the light-converging funnels and the solar panel are in one-to-one correspondence. On the basis of the light refraction and reflection principles including light collecting, astigmatism and light converging, omnidirectional incident sunlight can be converged on the fixed solar cell slices all the time, thereby increasing the irradiation intensity of sunlight of the cell slices in unit area, achieving higher photoelectric conversion efficiency and reducing the consumption of the cell slices; moreover, no sunlight tracker is mounted, and the efficient solar omnidirectional concentrator cell component has the advantages of simple structure, convenient installation and maintenance, furthest reduced power generation cost per Watt and high cost performance.

The invention discloses an energy-saving and environment-friendly house made of boards. A bottom board, peripheral lateral boards and a top board are connected to form a house body. A vertical board wall is connected to the rear side of the top board. A wind wheel support and a lightning arrester are arranged at the top of the vertical board wall. The wind wheel support is used for supporting the vanes of a drum type wind-driven generator. A photovoltaic panel support is further arranged on the rear side of the top board. The photovoltaic panel support is used for supporting a plurality of polycrystalline solar panels. A solar water heater and a canopy type movable polycrystalline solar panel are arranged on the front side of the top board. The front portion of the canopy type movable polycrystalline solar panel is supported by electronic support rods. The front panel on the lower side of the canopy type movable polycrystalline solar panel is provided with a webcam. An electronic network alarming lock is arranged on a safety door. Solar heating boards are respectively arranged on the left of the safety door and on the lower side of a lighting window. The energy-saving and environment-friendly house using solar power generation and wind-driven power generation is safe, environmental friendly, efficient, energy saving and good in warm-keeping effect.

The invention discloses a solar-powered seawater desalination device, a stove combined device and a using method thereof. The solar-powered seawater desalination device comprises a solar thermal collector, a seawater evaporator, a solar energy pumping station, an expansion tank, a condenser, a seawater storage container and a photovoltaic module, wherein the solar thermal collector is used for converting the solar radiation energy into heat energy so as to provide a heat source for a circulating medium; the seawater evaporator is used for heating the seawater so as to generate steam by taking the circulating medium provided by the solar thermal collector as a heat source; according to the solar energy pumping station, circulation of the circulating medium between the solar thermal collector and the seawater evaporator is realized; the expansion tank is connected with the solar energy pumping station, and the pressure change of the circulating medium in a circulating path is regulated by storing or releasing the circulating medium; the condenser is used for cooling the steam conveyed by the seawater evaporator so as to form fresh water; the seawater storage container is used for storing the seawater and supplying the stored seawater to the condenser so as to serve as cooling water by virtue of a seawater supply pump; and the photovoltaic module is used for converting the solar energy into electric energy for providing power for electric equipment. Therefore, seawater desalination can be rapidly realized by virtue of solar energy only.

The invention discloses a panel solar thermal collector, which includes a transparent face plate, a heat absorbing plate, a bottom plate, a frame, a liquid inlet pipe and a liquid outlet pipe that are arranged between the heat absorbing plate and the bottom plate, and a heat absorbing pipe communicated with the liquid inlet pipe and the liquid outlet pipe, wherein the bottom plate is a double-layer vacuum metal plate and includes an inner bottom plate, an outer bottom plate and a vacuum cavity formed between the inner and the outer bottom plates, and peripheries of the inner and the outer bottom plates are hermetically welded. By adopting the double-layer vacuum metal plate as the bottom plate, not only the whole thermal collector becomes thinner, but also the heat loss of the thermal collector is ensured to be less, the thermal insulation effect is better, and the utilization rate of the solar energy is higher. By utilizing the thermal insulation layer formed by filling inert gas between the face plate and the bottom plate, not only the thermal insulation cotton is prevented from being spread out of the glass face plate, but also the heat dissipation rate of the thermal collector is reduced. The sealing elements on the peripheries of the face plate and the bottom plate can effectively prevent the hot air from easily leaking out, so as to improve the utilization rate of the solar energy.

The invention discloses a rural active solar heat storage floor system, and belongs to the technical field of building energy saving. The system is characterized in that, before winter heating, a solar heat collector probe temperature sensor T1 and a heat storage water tank temperature sensor T2 are used respectively for controlling the operations of a solar heat collection water pump and a hot-water circulation water pump, and transferring the heat absorbed by a solar heat collector to a heat storage layer of a heat storage floor, so that the heat storage floor and the heated kang in rural areas can jointly supply heat to rural houses in a radiant heat exchange and heat convection manner. The rural active solar heat storage floor system provided by the invention has the effects and benefits that cross-seasonal heat storage is realized by fully utilizing the solar energy, and the unstable solar heat source is transformed into a stable heat source that can continuously supply heat to indoors, so that the problems of unstable indoor environment caused by intermittent running of a hot-water or heated-kang heating supply system in rural buildings, overlarge equipment model selection and overlarge kang areas indoors. The rural active solar heat storage floor system is convenient in material-taking, low in cost, economic, and good in indoor heating effect; the system is easy to be combined with the buildings and is suitable for large-area popularization.

The invention discloses a separate solar water heater, comprising solar heat-collection pipe, water storage tank, connecting pipe set between them, water inlet pipe, water outlet pipe of water storage tank, water outlet pipe of water pump, electromagnetic directional valve, water pump and electric control system. The solar heat-collection pipe is irradiated by sun and the temperature of water in it rises. When the temperature difference between the water in solar heat-collection pipe and water storage tank is increased to certain values, water pump and electromagnetic directional valve are electrified at the same time, cool water in water storage tank is pressed into the solar heat-collection pipe and hot water in the solar heat-collection pipe enters into the water storage tank so as to compensate the space of pumped water to form a cycle. When the temperature difference between them is decreased to certain values the current for water pump and electromagnetic directional valve are cut off. By above mentioned procedures the water temperature rises continuously. When hot water is used water pump and valve are opened.

The invention belongs to the technical field of solar energy utilization and particularly discloses a high-temperature-resisting multilayer solar selective absorbing coating and a preparing method thereof. The absorbing coating is composed of three layers, the top layer is a Cr2O3 reflection reducing layer, the middle layer is a CrAlON absorbing layer with the oxygen content as a gradual-changing structure, and the bottom layer is a CrAlSiN infrared reflecting layer. The CrAlON absorbing layer comprises the following ingredients of 30-36 at.% of Cr, 14-20 at.% of Al, 12-28 at.% of O and 22-38 at.% of N; and the oxygen content gradually increases from inside to outside. The CrAlSiN infrared reflecting layer comprises the following ingredients of 13-21 at.% of Cr, 30-40 at.% of Al, 6-10 at.% of Si and 32-40 at.% of N. The Cr2O3 top layer, the CrAlON middle layer with oxygen content as a gradual-changing structure and the CrAlSiN bottom layer of the coating all have good high temperature hardness and high-temperature oxidation resistance. The coating has the beneficial effects of being high in absorbing rate, low in emitting rate, high in combining strength and good in high-temperature stability. Furthermore, the coating can still have good spectral selection absorbing performance in the temperature of 550 DEG C.

The invention provides a portable travel solar cooker and belongs to solar heat utilization devices. At present, people go to the suburb for travel more generally with growth in the living standard, and especially, cooking in the suburb springs up and tends to be popular. However, a lot of unsafe factors exist during making a fire in the field. For the situation, the portable travel solar cooker is designed. The portable travel solar cooker is composed of a fan-shaped reflector, a center post screw, a center post, a cooking range, a ball cardan joint, supporting rods, wedge-shaped threaded rods and edge chains. The portable travel solar cooker can be rapidly assembled and disassembled, is convenient to transport, store and carry, capable of effectively utilizing sunlight for steaming, boiling and barbecue, clean and sanitary and cannot induce secondary disasters.

A method and system for positive evacuation of water from a solar collector using a bypass line which diverts a portion of water from the feed line of the solar collector to an inlet of a water pump. When the solar water heating circuit is turned off, suction created by the filtration pump rapidly evacuates all or substantially all water present in the solar collector. The system should include a water level switch on the feed line to the solar collector, a drain valve that allows pool water to evacuate from the solar collector and associated piping when water is present, a control mechanism that relays information from the water level switch to the drain valve, a small drain line that connects the solar pool heater feed and return lines to a water pump inlet, and a check valve to prevent by-pass.

A device for producing energy and power utilizing incoming solar radiation to invoke a thermal differential inside the device to produce an electric current utilizing a phenomenon more commonly known as the Seebeck effect, which produces energy by heating the junction between two dissimilar metals to create an electric current stemming from both their other ends.

The invention discloses a device for increasing the thermal utilization rate of a disc type solar thermal collector. The device comprises a convex lens, a support, a multi-disc condensation system, a stirling engine, a condensation cavity, a heat absorption cavity and heat absorption pipes. The multi-disc condensation system is composed of a plurality of parabolic mirrors and a sunlight tracking rotation device. The stirling engine is arranged on the multi-disc condensation system through the support. The opening, facing the sun, of the stirling engine is sealed through the convex lens. Parallel sunlight rays are refracted and converged into a light spot through the convex lens. The condensation cavity and the heat absorption cavity are formed in the stirling engine. The heat absorption pipes are arranged in the condensation cavity. The small-disc-diameter end of the heat absorption pipes is located at the condensation focal point of the convex lens. The heat absorption pipes are filled with liquid working media. Phase change is generated after the liquid working media are heated to a certain temperature. Heat is conducted to the heat absorption cavity through high-temperature conduction for energy conversion. The stirling engine is driven to do work so that electric energy or mechanical energy can be generated. By means of the device, the two ends of the stirling engine can both receive solar irradiation energy, and the sunlight absorption and utilization rate is increased.

A flat type solar energy hollow heat collection band is provided. A panel and a back plate of a cover plate (3) are provided with two steel glass plates; the cavity between the panel and the back plate is hollow and is filled with inert gas; spaced stickers (4) are disposed around fins (2) at the periphery between the panel and the back plate; a concave groove (5) is formed between the spacing stickers, and the panel and the back plate; and a heat insulation layer (6) is filled on the concave groove around the periphery of the heat collection band. Shortcomings of vacuum plat type heat collection band are overcome, and simple production technique, a low production cost and good sealing property are provided.

A method of applying a coating to a glass sleeve with an inner surface and an outer surface, the glass sleeve configured as a part of a solar-receiver tube, is provided. Thereby, the coating is solely applied to one of the surfaces of the glass sleeve. A method of fixing such glass sleeve in an interior of a coating tank, such coating tank and a fixing arrangement for fixing such glass sleeve in an interior of a coating tank, is also provided.

The invention relates to solar energy utilization, and particularly relates to a moving point array solar-powered biomass gasification system which realizes the collection of solar energy by using point-focusing solar mirrors. The system disclosed by the invention at least comprises one or a set of point-focusing solar mirrors, at least one biomass gasification device and a tracking control device, wherein the solar mirrors are arranged on a solar mirror bracket, the biomass gasification device is arranged on a biomass gasification device bracket, the biomass gasification device is arranged in focused punctiform areas of the solar mirrors and arranged above or below the solar mirrors; the tracking control device controls the solar mirrors to focus sunlight to the at least one biomass gasification device when the sunlight is changed, then in the process that the solar mirrors track the solar energy, the biomass gasification device moves, and each or each set of solar mirrors selects a biomass gasification device which can reach the highest solar energy utilization efficiency to carry out focusing, thereby realizing the tracking and focusing utilization of solar energy.

The invention provides a large-scale solar water heater which comprises heat collectors and a heat preservation water tank, wherein a water inlet pipe is arranged at the water inlet of each heat collector, a first stop valve and a first filter gate are arranged on the water inlet pipe, the water outlet of each heat collector is connected with the water inlet of a heat preservation water tank through a second stop valve and a second filter gate, the water outlet of the heat preservation water tank is connected with a user end through a third stop valve and a pump, and a temperature sensor is arranged on the heat preservation water tank. In the solar water heating system provided by the invention, a plurality of heat collectors are connected in parallel for heating, the heating effect is good, well heated hot water is placed into the heat preservation water tank for heat preservation, when being required for use by the user end, the heat water can be extracted; moreover, an electric heater is arranged in the heat preservation water tank so as to play an auxiliary effect and prevent the temperature of water inside the heat preservation water tank from being lowered after long time; the solar water heating system provided by the invention can sufficiently heat water, the heating quantity is high, the availability of solar energy is high, and requirements of users for water using can be met.

The invention is a full auto-solar water hater controller able to implement functions of full auto-constant temperature stepless water feeding, water temperature displaying, heat collection pipe protecting, normal state temperature preserving, distilled water forming after gas state condensing collection, and water pipeline emptying for a solar water heater, only adopting normally opened contact double-metal temperature controller, normally closed contact double-metal temperature controller, silica gel pad, stainless steel pipe, triplet, dry reed tube, magnetic material-composed plastic floater, electromagnetic valve, electric valve, timing circuit and other parts to implement these functions. As long as there is sunlight, the commonly used hot water at about 50 deg.C can be arranged, and the temperature rising is fast and it can realize full auto constant temperature stepless water feeding.

The invention discloses a high-efficiency energy-saving solar heat-collection insulating part. The part comprises a metal heat-collection exchange layer and a plastic molding component, wherein the metal heat-collection exchange layer is of a flat-plate shape; surface plates and outward raised medium flow slots are arranged on the plastic molding component uniformly and alternately; the metal heat-collection exchange layer and the surface plates of the plastic molding component are fixed through connecting pieces, and joints between the metal heat-collection exchange layer and the surface plates of the plastic molding component are adhered and sealed through a seal adhering layer, so the metal heat-collection exchange layer and the plastic molding component are integrated into a whole; and a plurality of independent medium flow channels are formed among the medium flow slots, the seal adhering layer and the metal heat-collection exchange layer. The metal heat-collection exchange layerarranged towards the sunshine side is used for collecting heat, and the heat is introduced to the medium through the unique channels of the plastic molding component to play a role in heat preservation. Compared with the traditional flat-plate insulating layer, the whole part is super thin, and has the advantages of simple structure, nice appearance, lower manufacture cost and use cost, convenient manufacture and high durability.

A solar panel has a plurality of heat collecting manifold, a water inlet tube and a water outlet tube that are formed as one body by plastic molding, so that the heat collecting manifold can be vertically arranged between the water inlet tube and water outlet tube, and connected therewith. The solar panel is also formed as one body by plastic molding, so a rib piece can be used to connect between the collecting manifold. In one embodiment, when the collecting manifold of the solar panel is formed, every sectional surface of the collecting manifold can be formed as hexagonal or octagonal, so every sectional surface thereof can be used as a force-receiving portion. Also, one side of the rib piece has a recessed portion to enable the other side thereof to relatively protrude to form a resilient portion, and the recessed portion and resilient portion are all V-shaped.

The invention discloses a solar energy and air energy curing barn system with energy storage. A curing bar is heated by solar energy and air energy, an energy storage oil tank is used for storing the surplus solar energy so as to continuously heat the curing barn by the stored solar energy at the non-sunshine duration, therefore the use ratio of the energy can be greatly improved, and more energy saving and environmental protection can be realized.

The invention discloses a heat pipe type photovoltaic generating thermal collection assembly. The heat pipe type photovoltaic generating thermal collection assembly mainly comprises a double-glass vacuum tube, an aluminum plate, photovoltaic plates, a U-shaped copper pipe and a heat pipe. The vertical two ends of the aluminum plate are rolled downwards, and the two rolling ends each wrap one side pipe of the U-shaped copper pipe; an upward concave arc in the middle of the aluminum plate wraps and clamps the heat pipe; the forward external surface of the evaporation end of the heat pipe is coated by a heat absorption coating; the two narrow strip-shaped photovoltaic plates are adhered to the aluminum plate and are respectively disposed at the two sides of the heat pipe; the U-shaped copper pipe and the heat pipe are adhered to the aluminum plate by use of heat-conducting glue; and the structure composed of the aluminum plate, the photovoltaic plates, the U-shaped copper pipe and the heat pipe is arranged in the double-glass vacuum pipe, and the open end of the U-shaped copper pipe and the condensation end of the heat pipe extend out of one end of the double-glass vacuum pipe. The heat pipe type photovoltaic generating thermal collection assembly can improve the water outlet temperature of a system and is applied to bathing, heating of winter water-heating radiator and the like. Air source heat pump circulation is taken as an auxiliary measure, the integral performance, the heat efficiency and the stability of the system are improved, and the power consumption in non-heating seasons is reduced.

The invention provides a solar heat and electricity bifunctional water heater, which can realize dual functions of heat and electricity by effectively utilizing solar energy, adopts a super heat conduction mode, maximizes the conducting heat energy, reduces heat consumption, and improves the heat energy utilizing efficiency. On the basis of not changing the original performance of a solar water heater, a generating module is arranged on the water heater, semi-conductor static generation is adopted, and rich residual heat of the solar water heater is utilized to generate electricity directly without affecting hot water shower or destroying the whole structure, ensures that the solar water heater does not singly supply hot water, and can solve the electricity consuming problem of residents.