摘要:
Disclosed is a solar energy automatic soaking and heat-collecting tube, comprising a glass tube (1b2) and an absorption tube (1b3) coated with a heat-absorbing layer sheathed therein, a vacuum existing between the glass tube (1b2) and the absorption tube (b3). A baffle plate (b4) capable of making fluid in the absorption tube (b3) alternately reverse and flow up and down is provided in an inner chamber of the absorption tube (b3), the partition plate (b4) being helical in shape and being fixed in the absorption tube (b3). Also disclosed is a heat power generating system and technique using complementary light and heat power generation, preventing a solar energy complementary light and heat power station from being affected by the weather, and maintaining stable power generation when it is night or there is not sufficient sunlight.
摘要:
An integrated solar energy drying system that collects, stores and supplies heat, and comprises a solar greenhouse, a solar energy heat storage bed (1), an air condenser (3), a wet dust remover (4), and pipes and valves (9.1 - 9.12) connecting each device, and air movers (2.1 - 2.3). The solar greenhouse is a framed structure having a floor of perforated cement tiles (7). The solar energy heat storage bed (1) comprises upper and lower air chambers (1.1), a number of solar energy collection and storage pipes (1.3) and a sealing chamber. The air condenser (3) is a cylindrical structure, the sides whereof are provided with openings for the inflow and outflow of air, and the top and bottom openings whereof are provided with air chambers (3.1) interconnected by air pipes (3.2). An air inflow port is provided below the floor of the solar greenhouse and two air outflow ports are provided above said floor. The air inflow port and one air outflow port of the solar greenhouse, the upper air chamber of the solar energy heat storage bed (1), the upper air chamber of the air condenser (3) and an air outflow port of the air condenser (3) are respectively connected by pipes; the other air outflow port of the solar greenhouse, the lower air chamber of the solar energy heat storage bed (1) and an air outflow port of the air condenser (3) are connected by pipes, and the lower air chamber of the air condenser (3) is connected to the wet dust remover (4).
摘要:
A hydrogen production microelectrode optical fiber (1), optical cable (11), and hydrogen production device for light supplementary electrolysis of water. The microelectrode optical fiber (1) comprises a light guide core (2). The light guide core (2) has at least a first light guide section (A) and a second light guide section (B); in the first light guide section (A), the light guide core (2) is sequentially provided with a light absorption layer (3), an inner electrode layer (4), an insulating layer (5), a void layer (6), a proton exchange membrane (8) and an outer electrode layer (9) from inside to outside; and in the second light guide section (B), the light guide core (2) is provided with a conductive layer (10) that is connected with the inner electrode layer (4). The hydrogen production optical cable (11) comprises a protective casing (12) and microelectrode optical fibers (1) that are encapsulated and bundled therein. The hydrogen production device comprises an electrolyte bath (13), a hydrogen production optical cable (11), an inner electrode bus, an outer electrode bus, and an optical fiber distributing device. Each microelectrode optical fiber (1) in the hydrogen production optical cable (11) is distributed in the electrolyte (14); and the outer electrode layer (9) and the conductive layer (10) in each microelectrode optical fiber (1) are respectively connected with the inner electrode bus and the outer electrode bus. The hydrogen production device uses solar energy as a supplement to electric energy, effectively reducing electric energy consumption, increasing the space-time yield of hydrogen.
摘要:
A solar biomass complementary thermal power system comprises a solar light concentrating device, a solar heat storage tank (1), a biomass thermal power station, a combined cooling and refrigeration device for central cooling, and a heat water system for central heating. The solar light concentrating device is connected to the solar heat storage tank (1) through a pipeline, an inlet of a first output heat exchanger (B1) of the solar heat storage tank (1) is connected to an outlet of a biomass boiler water-feeding pump (3a), an outlet of the first output heat exchanger (B1) is connected to an inlet of a water-feeding system of the biomass boiler. An inlet pipeline of a second output heat exchanger (B2) of the solar heat storage tank (1) is connected to an output pipeline of a water purification field, and an output outlet of the second output heat exchanger (B2) is connected to a thermal energy input pipeline of the combined cooling and refrigeration device. Working cooling water of the combined cooling and refrigeration device is connected to a heat water tank of the heat water system, so as to perform central heating for users. The solar heat storage tank (1) is a two-medium or three-medium two-circulation heat storage tank, and a heat storage medium (1a) is a heat-conductive oil or a fused salt.
摘要:
A biomass fuel drying method and device thereof using a mobile vehicle platform for dividing primary processes on a biomass fuel drying production line in a stationary plant such that the primary processes are performed in several independently transportable function vehicles, the method comprising the following steps: 1) preprocessing a raw material; 2) loading the preprocessed products into the vehicles; 3) joining the functional vehicles having related functions; 4) convection drying at high temperature; 5) radiant drying at a low positive pressure and low temperature; 6) subsequent recycling; 7) transporting the dried fuel. The function vehicles comprise at least one drying device vehicle (1) and several fuel-transporting vehicles (3). A movable traveling drying chamber (4) is disposed on the drying device vehicle (1), and several fuel-loading wagons (3-1) are disposed on the fuel-transporting vehicle (3). The traveling drying chamber (4) can quickly move to the fuel-transporting vehicle (3) loaded with fuel to be dried, and leave quickly after drying is completed, thus reducing the investment of devices and energy and saving costs.
摘要:
A solar heat collection adsorption composite tube (1.2), and a cooling and heating system having a solar heat collection adsorption, composite bed (1) composed of solar heat collection adsorption composite tubes (1.2), the solar heat collection adsorption composite bed (1) comprising a lower connecting box (1.1), an upper connecting box (1.3) and several solar heat collection adsorption composite tubes (1.2) connected to the lower connecting box (1.1) and the upper connecting box (1.3). Each solar heat collection adsorption composite tube (1.2) comprises a solar vacuum tube (1.2.1) having two end openings, an outer layer metal tube (1.2.2) and an inner layer metal tube (1.2.3) are sequentially and coaxially provided within the solar vacuum tube (1.2.1), a solid adsorbent (1.2.4) is provided between the outer layer metal tube (1.2.2) and the inner layer metal tube (1.2.3), and a plurality of through-holes are provided on the inner layer metal tube (1.2.3) for an adsorbate to pass through. The lower connecting box (1.1) and the upper connecting box (1.3) are both formed of an outer casing and an inner sleeve. The cooling and heating system comprises one or more solar heat collection adsorption composite beds (1) composed of the solar heat collection adsorption composite tubes (1.2) and arranged in parallel, an adsorbate circulation sub-system, a water circulation sub-system, pipes connected to the various systems and devices, and pumps (2.1-2.6) and valves (10.1-10.10, 11.1.-11.2) provided on the pipes.
摘要:
A light-catalyzed reaction system by collecting sunlight mainly comprises a light collector, a light conduction device, and a light transmitting reactor capable of transmitting full-spectrum rays of sunlight. The light collector is fixed at the free end of a two-degree-of-freedom bracket formed by connecting a pitching main shaft to an orientation main shaft, and the orientation main shaft and the pitching main shaft can be driven respectively by separate servo motors to relatively rotate to track the sun. Multiple layers of light-collection convex lens groups are disposed on the light collector, and converging rays formed by transmission and convergence of collected sunlight through the light conduction device are directed to the light transmitting reactor. The light transmitting reactor comprises a light transmitting cylinder and a sealing cover. The sealing cover is arranged on the light transmitting cylinder, and the light transmitting cylinder is filled with a reaction solution. The system is applied to processes of light-catalyzed hydrogen production and light-catalyzed methyl alcohol and oxygen production.
摘要:
Provided is a method for producing nano silicon dioxide and nano calcium carbonate by using rice hull ash and flue gas of a biomass power plant. The method comprises: adding the rice hull ash into a sodium hydroxide solution, fully reacting at the temperature of 95-100 °C for 3-4 hours, and performing filtration; adding water into a filtrate to dilute the filtrate, controlling sodium silicate in a system to be 8-15 wt% in silicon dioxide, heating to 60-80 °C, adding a dispersing agent, continuously feeding the flue gas of the biomass power plant under a normal pressure condition, stirring to react for 2-4 hours to obtain the nano silicon dioxide; mixing the filtrate and a washing liquid, adding a calcium hydroxide solution at the temperature of 50-70 °C, and stirring to react for 0.5-2 hours to obtain the nano calcium carbonate. The particle sizes of the silicon dioxide product and the calcium carbonate product which are obtained by the method are extremely small and can both reach the nano level.
摘要:
A dual-layer cool-and-heat-purpose salt-exclusive solar pond is formed by a salt-exclusive solar pond (1) at an upper layer and an energy storing pond (2), which are separately connected to a water source. The salt-exclusive solar pond (1) comprises a pond bottom (1.1) and a pond wall (1.2). A top cover of the energy storing pond (2) is the pond bottom (1.1) of the salt-exclusive solar pond (1). A pond wall and a bottom surface of the energy storing pond (2) are a composite layer (2.1). A heat exchange coil (2.2) is disposed in the energy storing pond (2) and used for implementing heat exchange in the energy storing pond (2). The salt-exclusive solar pond (1) and the energy storing pond (2) are communicated through a valve of the pond bottom (1.1) of the salt-exclusive solar pond (1) in a controllable manner. A cross-season energy-storing cooling and heating system using a dual-layer cool-and-heat-purpose salt-exclusive solar pond comprises: at least two dual-layer cool-and-heat-purpose salt-exclusive solar ponds and a heat pump (5). When at least one dual-layer dual-purpose salt-exclusive solar pond is used for cooling, at least one dual -purpose salt-exclusive solar pond is used for heating, and vice versa. The heat pump (5) has one end connected to a circulation line in which the heat exchange coil (2.2) of each energy storing pond (2) is located and the other end connected to an external user (6). A plurality of water pumps (3.1-3.5) and valves (4.1-4.13) are disposed in a system line and separately used for providing power and working conditions of a control system to a medium in the line.