Heat-collecting forage drying system with wind-solar complementary energy supply

A heat-collecting forage drying system with wind-solar complementary energy supply, comprising a drying storehouse, an energy supply device and a drying device;

• wherein
• the energy supply device comprises a solar photovoltaic power generation plate, a wind turbine and a storage battery;
• the solar photovoltaic power generation plate and the wind turbine are both electrically connected to the storage battery;
• the drying device comprises an air-heat drying device and a hydrothermal drying device;
• the air-heat drying device comprises a first solar collector, an air collector tube, an air blower and a standby electric auxiliary heater;
• the drying storehouse is provided with a flow equalizing plate;
• the flow equalizing plate separates the drying storehouse into an air inlet chamber and a storage chamber;
• the storage chamber is provided with a forage placing station;
• the standby electric auxiliary heater is mounted in the air inlet chamber for heating air passing through the air inlet chamber;
• the air collector tube is mounted on the first solar collector, and a first end of the air collector is in communication with an air inlet end of the air blower via a hot air pipe;
• an air outlet end of the air blower is in communication with the air inlet chamber;
• the hydrothermal drying device comprises a second solar collector, a water flow collector tube, a circulating water pump and a heat exchanger;
• the water flow collector tube is mounted on the second solar collector, and a first end of the water flow collector tube is in communication with a water inlet end of the circulating water pump via a hot water pipe;
• the heat exchanger is mounted on the forage placing station, wherein a first end of the heat exchanger is in communication with a water outlet end of the circulating water pump, and a second end of the heat exchanger is in communication with a second end of the water flow collector tube;
• the hydrothermal drying device further comprises a first condenser;
• the second end of the heat exchanger is in communication with the second end of the water flow collector tube via the first condenser;
• the first condenser is used for cooling water flowing back to the water flow collector tube;
• further comprising a post-processing device;
• wherein
• the post-processing device comprises an exhaust fan, a second condenser, a dust collector and a dust collecting bag;
• through the dust collector (30), an air inlet end of the exhaust fan is in communication with an air outlet of the storage chamber, wherein the storage chamber is in communication with the drying storehouse;
• the dust collecting bag is mounted on the dust collector;
• the second condenser is used for cooling air during delivery to the dust collector through the air outlet;
• the first condenser and the second condenser are both air-cooled condensers;
• and
• the air output through the dust collecting bag is returned to a cooling medium inlet of the first condenser and the second condenser via a circulating pipe;
• further comprising a controller, a temperature sensor and a humidity sensor;
• wherein
• a water flow valve is mounted on the hot water pipe;
• a wind control valve is mounted on the hot air pipe;
• the temperature sensor and the humidity sensor are mounted in the storage chamber;
• and
• the controller is electrically connected to the storage battery, the water flow valve, the wind control valve, the temperature sensor, and the humidity sensor.