6results about How to "Guaranteed heating demand" patented technology

The invention belongs to the technical field of comprehensive utilization of geothermal energy and solar energy, and particularly discloses a medium-deep layer geothermal energy coupling solar heat supply regulation and control system which comprises a heat energy output assembly, a heat pump assembly and a heat pump assembly. The coupling heat storage assembly is used for coupling geothermal energy and solar energy, the user side is connected with the coupling heat storage assembly, and heat flowing into the client side meets the requirements of the user side by controlling the coupling heat storage assembly through a control device. Heat sources of geothermal well heat exchange equipment and solar heat collection equipment are coupled through the coupling heat storage assembly, the heat load of a user side is simulated through the control device, and the heat production amount, the coupling strategy and the pipeline selection strategy are regulated and controlled based on the total heat load amount, the heat use temperature and the regulation and control strategy of the heat use equipment of the user side. And the excessive production capacity is avoided to the greatest extent while the supply of the user side is ensured.

The invention provides a heat supply network standby heat source heat supply system and method, and belongs to the technical field of nuclear energy heat supply, the heat supply network standby heat source heat supply system comprises a CAP nuclear power heat supply unit and a heat supply network standby heat source subsystem, and the CAP nuclear power heat supply unit and the heat supply network standby heat source subsystem are both connected with a heat supply pipeline; a steam heat accumulator is further arranged, a steam extraction opening of a steam turbine intermediate pressure cylinder in the CAP nuclear power heat supply unit is connected with an air inlet of the steam heat accumulator through a heat accumulator steam filling adjusting valve, and a steam exhaust opening of the steam heat accumulator is connected with a steam inlet of a standby high-temperature heat source heater in the heat supply network standby heat source subsystem through a heat accumulator steam exhaust adjusting valve. The method has the emergency guarantee capability of accident shutdown in the heat supply period, and meanwhile, has higher flexibility and a more excellent energy-saving effect.

The present invention belongs to the technical field of comprehensive utilization of geothermal energy and solar energy, and specifically discloses a medium-deep geothermal energy coupled with solar energy heating control system, including: a heat output component: including geothermal well heat exchange equipment and solar energy heat collection equipment; a coupled heat storage component: used to couple geothermal energy and solar energy, and a user end: connected to the coupled heat storage component, and the heat flowing into the client end meets the needs of the user end through the control of the coupled heat storage component by a control device. The present invention uses a coupled heat storage component to couple the heat sources of the geothermal well heat exchange equipment and the solar energy heat collection equipment, simulates the heat load of the user end through a control device, and controls the heat production, coupling strategy and pipeline selection strategy based on the total heat load, heat temperature and the control strategy of the user end heat equipment, so as to avoid overcapacity to the greatest extent while ensuring the supply of the user end.

The application provides a heat station circulating pump control method and system, and belongs to the technical field of heat stations, and specifically comprises the following steps: determining the use failure probability of the circulating pump by using a prediction model based on a PSO-ELM neural network algorithm through the operation data of the circulating pump; determining the pipe network operation failure probability of the circulating pump by using a prediction model based on a GRU algorithm through the operation data of the primary network and the secondary network of the heat station, and determining the failure probability of the circulating pump according to the pipe network operation failure probability and the use problem probability of the circulating pump; determining the adjustment frequency and the adjustment range of the circulating pump according to the failure probability, the operation power of the circulating pump and the pipe network heat loss of the secondary network of the heat station; and controlling the circulating pump according to the adjustment frequency and the adjustment range of the circulating pump, so that the safety and reliability of the control of the circulating pump of the heat station are ensured.

The invention belongs to the technical field of comprehensive utilization of geothermal energy and solar energy, and particularly discloses a solar energy and middle-deep layer geothermal energy coupling heat supply operation control system which comprises a heat energy direct supply module, a heat supply module and a heat supply module. The thermal load simulation module is used for acquiring thermal load parameters and predicting thermal load parameters of the next unit time; the control module controls the heat energy direct supply module based on the heat load parameters; the heat loss calculation module is used for calculating the total heat loss; and the thermal compensation module determines the thermal compensation amount through the total heat loss amount and performs heat compensation on the coupling heat storage assembly based on solar photovoltaic power generation. On the basis, the invention further discloses a solar energy and medium-deep geothermal energy coupling heat supply operation method, heat sources of geothermal energy equipment and solar energy equipment are coupled through a coupling heat storage assembly, a heat energy direct supply module is regulated and controlled based on heat load parameters, and excessive capacity is avoided to the maximum extent while supply of a user side is guaranteed.

The present invention belongs to the technical field of comprehensive utilization of geothermal energy and solar energy, and specifically discloses a solar energy and medium-deep geothermal energy coupled heating operation control system, including a heat energy direct supply module for coupling the heat sources of geothermal energy equipment and solar energy equipment; a heat load simulation module for obtaining heat load parameters and predicting the heat load parameters for the next unit time; a control module for controlling the heat energy direct supply module based on the heat load parameters; a heat loss calculation module for calculating the total amount of heat loss; a heat compensation module for determining the heat compensation amount through the total amount of heat loss, and performing heat compensation on the coupled heat storage component based on solar photovoltaic power generation. On this basis, the present invention also discloses a solar energy and medium-deep geothermal energy coupled heating operation method, which uses a coupled heat storage component to couple the heat sources of geothermal energy equipment and solar energy equipment, and regulates the heat energy direct supply module based on the heat load parameters, thereby ensuring the supply at the user end while avoiding overcapacity to the greatest extent possible.