Ground high-temperature high-efficiency solar steam electricity-generating device

摘要

A ground high-temperature high-efficiency solar steam electricity-generating device includes a light convergence assembly (1), a heat exchanger assembly (3), a heat storage chamber assembly (5), a base assembly (2), an oil pump (15), a temperature-controlling valve (16), a steam turbine (13), temperature-controlling valve (16), a steam turbine (13), an electricity-generator (12), a system control circuit, a water pump (9) and a water tank assembly (10). The light convergence assembly (1) includes a glass plate (1-1), Fresnel lenses, a U-shaped groove (1-3), a thermal insulating material, a heat collecting pipe (1-5), high temperature heat conducting oil (6-6), a frame (1-7), a rib-plate and a spindle sleeve. The high temperature heat conducting oil (6-6) in the heat collecting pipe (1-5) is communicated with the heat exchanger assembly (3) and the heat storage chamber assembly (5), so that the warm water in the heat exchanger assembly (3) is quickly converted into high temperature steam which drives the steam turbine (13) and the electricity-generator (15) to generate electrical energy. The device can realize high solar utilization, high automaticity, simple structure, lower cost, small size, and is safe and reliable.

主权项

1. A ground high-temperature high-efficiency solar steam electricity-generating device comprising a water pump (9), a water tank assembly (10), a steam turbine (13), a generator (12) and a system control circuit, characterized in that the device further comprises a light convergence assembly (1), a heat exchanger assembly (3), a heat storage chamber assembly (5), an oil pump (15) and a temperature-controlling valve (16),
wherein a heat collecting pipe (1-5) of the light convergence assembly (1) is provided with a spiral sheet metal (1-6) being filled with high temperature heat conducting oil (6-6) and being respectively communicated with a high temperature oil container (3-6) of the heat exchanger assembly (3) and a high temperature oil container (5-4) of the heat storage chamber assembly (5) through a high temperature heat conducting main oil pipe (6) and respectively through high temperature heat conducting branch oil pipes (6-1, 6-2), the high temperature heat conducting oil (6-6) in the high temperature oil container (3-6) of the heat exchanger assembly (3) flows through a 3D fin pipe (3-4), warm water (3-1) in the heat exchanger assembly (3) is heated by the heat transfer of the 3D fin pipe (3-4) to convert into steam which rises and passes by an overheating space 3D fin pipe (3-3) provided over liquid in the heat exchanger assembly (3) to be re-heated up, and then passes through a high temperature steam pipe (14) to the steam turbine (13) to drive the generator (12) for outputting power to a power grid (11), the high temperature heat conducting oil (6-6) in the high temperature oil container (5-4) of the heat storage chamber assembly (5) flows through a 3D fin pipe (5-2), transfers heat to heat storage material (5-3), and then is forced into the heat collecting pipe (1-5) through a low temperature oil container (5-5), a low temperature oil pipe (7-3), one of the output of temperature-controlling valve (16) and the oil pump (15), and wherein when the temperature in the heat collecting pipe (1-5) decreases during evening or cloudy days, the temperature-controlling valve (16) is activated to allow the high temperature heat conducting oil (6-6) in the heat storage chamber assembly (5) enters the high temperature oil container (3-6) and the 3D fin pipe (3-4) of the heat exchanger assembly (3) through the high temperature heat conducting main oil pipe (6) and the high temperature heat conducting branch oil pipe (6-1) to increase the quantity of steam and temperature in the heat exchanger assembly (3).