CN202474893U - Novel wind and solar hybrid energy supply system - Google Patents

Abstract

A new type of wind-solar complementary energy supply system, through the joint generation of solar photovoltaic cells and wind turbines, the electric energy is stored in the battery, driving semiconductor refrigerators, semiconductor air conditioners, lighting equipment and other AC loads, and solves the cooling problem of residents in areas with inconvenient electricity consumption. , Heat and electricity base load energy consumption. The system includes: solar photovoltaic cells, wind turbines, storage batteries, semiconductor refrigerators, semiconductor air conditioners, inverters, lighting equipment and other AC loads. The utility model organically combines wind-solar complementary power generation technology and semiconductor refrigeration technology, fully utilizes local solar energy and wind energy resources, and has the characteristics of simple structure, reliable operation, convenient operation, energy saving and environmental protection.

Description

A New Wind-solar Complementary Energy Supply System

technical field

The utility model relates to a novel wind-solar complementary energy supply system. The system uses solar photovoltaic cells and wind turbines to jointly generate electricity, and stores the generated electric energy in batteries to drive loads such as semiconductor refrigerators, semiconductor air conditioners, and lighting equipment to meet the basic needs of users for cooling, heating, and electrical loads. The system fundamentally solves the energy demand of residents in areas far away from large power grids but rich in solar and wind energy resources, and belongs to the field of new energy.

Background technique

The rapid economic development has made the contradiction between energy supply and demand increasingly prominent, energy problems are becoming more and more serious, and environmental problems caused by excessive energy development and utilization are getting worse. All countries in the world regard the development and utilization of renewable energy as an important strategic measure to meet the actual energy demand and solve future energy. . Wind-solar hybrid power generation makes full use of the complementarity of solar and wind energy resources in terms of time and region. It is a new type of energy generation technology with high cost performance, especially suitable for places far away from large power grids, sparsely populated, low power load, and inconvenient transportation. Areas rich in solar energy and wind energy resources, such as islands, mountainous areas, remote areas of my country, etc. The semiconductor refrigeration device utilizes the thermoelectric effect, is directly driven by direct current, has no mechanical vibration, no noise, no equipment wear, does not use refrigerant, does not pollute the environment, is small in size, light in weight, reliable in operation, long in service life, and only needs to switch current Direction can change the system operation from cooling mode to heating mode. The utility model utilizes wind-solar complementary power generation technology, relies on local rich natural resources, and combines direct current drive semiconductor refrigeration technology, which can effectively solve the long-term independent and reliable energy consumption of cold, heat and electricity basic loads for local residents.

Contents of the invention

Aiming at the above-mentioned energy supply problems in areas with inconvenient electricity consumption, the utility model provides a new type of energy supply system. The system uses wind-solar hybrid power generation technology, relies on local solar and wind energy resources, and combines DC-driven semiconductor refrigeration technology, which can effectively solve the problem of local residents' daily energy consumption and improve their quality of life.

The technical solutions adopted are:

A new type of energy supply system that combines wind-solar hybrid power generation technology with semiconductor refrigeration technology. It is mainly composed of solar photovoltaic cells, wind turbines, batteries, semiconductor refrigerators, semiconductor air conditioners, inverters, lighting equipment and other AC loads. Among them, the semiconductor refrigerator is composed of a refrigerator insulation shell, a semiconductor refrigeration element, a heat transfer fin and a DC fan; a semiconductor air conditioner is composed of a semiconductor refrigeration element, a heat transfer fin and a DC fan. It is characterized in that the solar photovoltaic cell group and the wind power generating set are connected to the input terminal of the storage battery, the output terminal of the storage battery is connected to a semiconductor refrigerator, a semiconductor air conditioner and an inverter, and the inverter is connected to lighting equipment and other AC loads. The output power of solar photovoltaic battery packs and wind power generators is stored by batteries and directly supplied to semiconductor refrigerators and semiconductor air conditioners. The inverter converts the DC output from the batteries into AC power to ensure the use of lighting equipment and other AC load equipment. At the same time, the battery stores the excess electric energy, and when the sunlight or wind energy is insufficient, it can directly supply power to the load. When the semiconductor refrigerator is working, the heat transfer fins at the cold end of the semiconductor refrigeration element absorb the heat in the insulating casing of the refrigerator, and the heat transfer fins at the hot end dissipate the heat to the environment. In the cooling mode of the semiconductor air conditioner, the inside of the room is the cold end, which absorbs the heat in the room through the heat transfer fins to achieve cooling purposes; the outside of the room is the hot end, and the heat is discharged to the environment through the heat transfer fins. The heating mode of the semiconductor air conditioner is realized by changing the current direction inside the semiconductor refrigeration element. The inside of the room is converted from the cold end to the hot end, and the outside of the room is converted from the hot end to the cold end.

The utility model organically combines wind-solar complementary power generation technology and semiconductor refrigeration technology, fully utilizes local solar energy and wind energy natural resources, and has the characteristics of simple structure, reliable operation, convenient operation, energy saving and environmental protection.

Description of drawings

Fig. 1 is the structural representation of the utility model example.

The parts in the figure are: 1-solar photovoltaic cell group, 2-wind generator set, 3-other AC loads, 4-lighting equipment, 5-inverter, 6-refrigerator insulating shell, 7, 11, 12, 16 - heat transfer fins, 8, 14 - semiconductor refrigeration elements, 9, 13, 15 - DC fans, 10 - room walls, 17 - storage batteries.

Detailed ways

A new wind-solar complementary energy supply system mainly includes a solar photovoltaic cell set 1, a wind power generator set 2, a storage battery 17, a semiconductor refrigerator, a semiconductor air conditioner, an inverter 5, lighting equipment 4 and other AC loads 3. Among them, the semiconductor refrigerator is composed of the refrigerator insulating shell 6, the heat transfer fin 7, the semiconductor refrigeration element 8, the direct current fan 9 and the heat transfer fin 16; the semiconductor air conditioner is composed of the heat transfer fin 11, the heat transfer fin 12, the direct current fan 13. Composed of a semiconductor refrigeration element 14 and a DC blower 15. The electric energy produced by the solar photovoltaic battery pack 1 and the wind power generator set 2 is directly stored in the accumulator 17, and the electric energy output by the accumulator 17 is divided into three parts: the first part is used to drive the semiconductor refrigeration element 8 and the DC fan 9 of the semiconductor refrigerator, and the second part is used for The DC fan 13 , the DC fan 15 and the semiconductor cooling element 14 are used to drive the semiconductor air conditioner, and the third part is converted into AC power by the inverter 5 for driving the lighting equipment 4 and other AC loads 3 . When the semiconductor refrigerator is in operation, the heat transfer fins 7 of the semiconductor refrigeration element 8 absorb the heat in the insulating housing 6 of the refrigerator, and the heat transfer fins 16 dissipate the heat into the environment, and the DC blower 9 is used to enhance heat transfer. The semiconductor refrigeration element 14 of the semiconductor air conditioner is embedded in the wall 10 of the room, which can realize two operating modes of cooling and heating: in the cooling mode, the heat transfer fins 11 absorb the heat in the room, and the heat transfer fins 12 dissipate the heat to the environment Among them, DC fans 13 and 15 are used to enhance heat transfer; in heating mode, heat transfer fins 12 absorb heat in the environment, heat transfer fins 11 dissipate heat into the room, and DC fans 13 and 15 are used to enhance heat transfer hot. In the case of insufficient solar and wind energy resources, the electric energy stored in the storage battery 17 can meet the electricity demand of residents in a short time.

Claims (2)

1. A new wind-solar complementary energy supply system, including solar photovoltaic battery packs, wind power generators, storage batteries, semiconductor refrigerators, semiconductor air conditioners, inverters, lighting equipment and other AC loads, characterized in that: solar photovoltaic battery packs and wind power The generator set is connected to the input terminal of the battery, and the output terminal of the battery is connected to a semiconductor refrigerator, a semiconductor air conditioner and an inverter, and the inverter is connected to lighting equipment and other AC loads. 2. The new wind-solar complementary energy supply system according to claim 1, characterized in that: the semiconductor refrigerator is composed of a refrigerator insulation shell, a semiconductor refrigeration element, heat transfer ribs and a DC fan; the semiconductor air conditioner is composed of Composed of semiconductor refrigeration elements, heat transfer fins and DC fans. the

Images