The invention relates to a foam metal composite phase change material heat storage temperature-difference power generation device. The device comprises a plurality of small separated sealed containers arranged on the outer wall of a high-temperature flue gas pipeline in a sleeved mode. The small separated sealed containers are filled with foam metal composite phase change materials. The outer sides of the small separated sealed containers are closely connected with the hot end of a temperature-difference thermoelectric power generation module through a thermally-conductive adhesive. The shape of the inner sides of the small separated sealed containers is the same as the shape of the outer wall of the high-temperature flue gas pipeline, and the inner sides of the small separated sealed containers make close contact with the outer wall of the high-temperature flue gas pipeline; the outer sides of the small separated sealed containers are planes connected with the hot end of the temperature-difference thermoelectric power generation module, and the cold end of the temperature-difference thermoelectric power generation module is connected with a radiating block. The radiating block is filled with circulating cooling water, and the outer side of the radiating block is connected with radiating fins. According to the device, the foam metal composite phase change heat storage materials are combined with temperature-difference thermoelectric power generation devices to generate power, and therefore the efficiency of temperature-difference thermoelectric power generation can be effectively improved. The device can be conveniently installed on a boiler pipeline or an automobile exhaust pipeline and is reliable in power generation performance.

Foam metal composite phase change material heat storage temperature-difference power generation device

The invention discloses a phase change heat exchanger thermoelectric generation device, which belongs to the technical field of energy saving. In the phase change heat exchanger thermoelectric generation device, semiconductor thermoelectric generation chips connected in series or in parallel are arranged between the outer circular surface of a phase change heat exchanger and the inner circular surfaces of finned radiators; high-thermal conductivity silica gel is coated on the low-temperature surfaces and high-temperature surfaces of the semiconductor thermoelectric generation chips; a heat-preservation material is filled into other gaps between the phase change heat exchanger and the finned radiators; a phase change energy storage material is sealed in phase change energy storage material containing cavities of the phase change heat exchanger; and the finned radiators I and II in the finned radiators are connected by connecting parts. The phase change heat exchanger thermoelectric generation device utilizes a temperature difference between a high-temperature waste gas and the outside, fully utilizes the energy of the waste gas by phase change energy storage and thermoelectric generation technologies, and converts the energy into electric energy. The phase change heat exchanger thermoelectric generation device ensures high afterheat utilization rate and high generation efficiency, is simply structured and convenient to arrange, and can be widely used for recycling the afterheat of the waste gas of a boiler, the high-temperature tail gas of an automobile, and the like.

Phase change heat exchanger thermoelectric generation device

Solar photovoltaic thermal variable power energy storage agricultural greenhouse

An integrated intelligent type energy-saving photovoltaic greenhouse comprises a greenhouse body. A solar power supply system is arranged on the top portion of the greenhouse body, an intelligent controller, an illuminating system, an air environmental monitoring system, a soil environmental monitoring system, a plant disease and insect pest monitoring system, a water pump and a fan are arranged inside the greenhouse body, and the illuminating system, the air environmental monitoring system, the soil environmental monitoring system, the plant disease and insect pest monitoring system, the water pump and the fan are respectively connected with the intelligent controller through data lines. According to the integrated intelligent type energy-saving photovoltaic greenhouse, the solar power supply system is adopted to supply power, the fact that all kinds of monitoring data are transmitted to the intelligent controller in a real-time mode is ensured, planters are enabled to timely understand the growing environment of plants, management cost of manual real-time monitoring and regulate and control and human errors are reduced, effectiveness and flexibility of planting monitoring are improved, beneficial, reasonable and scientific human management to the planting environment is benefited, the growing quality of the plants is largely improved, production cost is reduced, a growing cycle is regulated, and the integrated intelligent type energy-saving photovoltaic greenhouse has an important significance for improving greenhouse planting incomes.

Integrated intelligent type energy-saving photovoltaic greenhouse

The invention discloses an energy-storing cold/heat exchanger which is arranged in a heat exchange system. The energy-storing cold/heat exchanger (1) is provided with a central tube (2), an energy-storing cavity (3) is arranged outside the tube wall of the central tube (2), both ends of the energy-storing cavity (3) are sealed, and a phase-change energy-storing material is arranged in the energy-storing cavity (3). By using the technical scheme, the invention decreases the quantity of geothermal heat exchange wells, reduces the quantity of U-shaped tubes, enables the structure to be more compact, improves the heat exchange efficiency and facilitates the engineering installation. By using the phase-change energy-storing material, the invention further improves the heat exchange efficiency and realizes the maximum utilization of the energy.

Energy-storing cold/heat exchanger

The invention discloses a solar photovoltaic power-variable electric heating energy storage water heater and hot water system. The solar photovoltaic power-variable electric heating energy storage water heater comprises a plurality of water heaters, wherein a power-variable heater and an insulating layer are arranged in each water heater. The hot water system is provided with one or more photovoltaic batteries, wherein the circuit of each photovoltaic battery is connected with the power-variable heater by a controller, the circuit of the controller is also connected with the main supply, and the controller is an alternating current-direct current switching control device and is provided with a commercial power voltage regulation module and a commercial power peak-and-valley power utilization control module. By adopting the technical scheme, the maximal utilization of energy is realized; the structure is simple, and phase-change material latent heat energy storage and water sensible heat energy storage are combined; the control is simple and is intellectualized; the water heater and the hot water system can be used individually and is powered by an architectural decoration solar cell panel; the water heater and the hot water system can also be grouped in a centralized large-area manner and combined with building or are independently provided with a solar cell panel and a wind-driven generator, so that centralized power generation, individual power supply, individual control and individual metering are fully simple.

Solar photovoltaic power-variable electric heating energy storage water heater and hot water system

The invention discloses a distributed non-inverse solar photovoltaic power-variation energy-storage electric heating system free of electric power storage The distributed non-inverse solar photovoltaic power-variation energy-storage electric heating system free of electric power storage is provided with a solar power generation device and a wind power generation device and is connected with a mains supply power grid, wherein the solar power generation device, the wind power generation device and the mains supply power grid are connected to the electric heating system through a controller which is programmed according to the time sequence or temperature and is controlled electrically according to switching between alternating currents and direction current or variable power and constant power The invention further discloses a control method of the distributed non-inverse solar photovoltaic power-variation energy-storage electric heating system free of electric power storage According to the distributed non-inverse solar photovoltaic power-variation energy-storage electric heating system free of electric power storage and the control method thereof, sufficient and effective utilization of renewable energy sources can be achieved, various energy sources are combined organically, and a scientific and reasonable mode is provided for the low-carbon, environment-friendly and healthy life

Distributed non-inverse solar photovoltaic power-variation energy-storage electric heating system free of electric power storage and control method thereof

The invention discloses a computer-controlled self-temperature-control compound energy-storage ground central heating system. A compound energy-storage ground includes a ground decorating layer, a leveling layer, an insulation layer and a structure layer from top to bottom. A wire mesh is laid in the leveling layer. Compound pipes and phase change energy-storage ducts are laid in the leveling layer, the phase change energy-storage ducts are filled with phase change energy-storage material, and the compound pipes are laid on the wire mesh and are laid in a planar reciprocating spiral form. In the height direction, the phase change energy-storage ducts are arranged at the parts of the upper portion of the leveling layer, in contact with the ground decorating layer. In the horizontal plane, the phase change energy-storage ducts are arranged at neutral positions of a pipeline of the compound pipes. The compound pipes are self-temperature-control hydro-electric self-chilling and self-heating water pipes. According to the technical scheme, automatic control is realized at one-off investment, area limits are avoided, maintenance is avoided, and accident rate is low; and whole-trough-period power utilization and non-trough-period interruption load is reduced, energy resources are saved, and heating cost is reduced.

Song Wenbo

Papers

Solar photovoltaic thermal variable power energy storage agricultural greenhouse

Energy-storing cold/heat exchanger

Solar photovoltaic power-variable electric heating energy storage water heater and hot water system

Distributed non-inverse solar photovoltaic power-variation energy-storage electric heating system free of electric power storage and control method thereof

Computer-controlled self-temperature-control compound energy-storage ground central heating system