4results about How to "Steady state operation" patented technology

The invention discloses an intelligent regulation and control system and method for tea fermentation, and relates to the technical field of tea processing, and the method comprises the following steps: S001, establishing a synchronous acquisition process, continuously recording a wind speed rhythm, a spraying rhythm, air pressure, humidity and leaf surface temperature, and generating a damp-heat cross plot according to a time sequence for identifying an overlapping relationship between wind flow and a humidifying rhythm; and S002, identifying a beat overlap region based on the damp and hot cross plot, setting a spray collection window and a spray stop buffer window in the beat overlap region, and generating phase pointer data for time sequence coordination by adjusting spray residence time and a diffusion range. According to the method, rhythm overlapping recognition is achieved through multi-parameter synchronous collection and a damp-heat cross plot, wind and fog dislocation regulation and control are achieved based on a phase pointer, evaporation stress is slowly released by combining measures such as fog particle preposition, temperature rise gentle slope and wind direction guiding, closed-loop control is constructed based on a breathing rhythm index, and self-adaptive steady-state regulation of the fermentation environment is achieved.

The invention discloses a direct blowing type boiler variable load fuel system with an external coupling powder bin and a method, and belongs to the technical field of thermal power generation equipment. The device comprises an external coupling powder bin, wherein the effective volume of the external coupling powder bin is configured to meet the pulverized coal consumption of 5-10 minutes under the rated load of a boiler; the combustion regulation and control unit comprises at least one independent combustor independent of a boiler main combustor. The central controller is in signal connection with the direct-blowing pulverizing unit, a material level monitoring module of the external coupling powder bin, the combustion regulation and control unit, and a regulating valve and a pulverized coal feeding device in the pulverized coal blending pipeline unit; the central controller is used for receiving boiler load signals and boiler combustion state feedback and conducting dynamic regulation and control. Through cooperative configuration of the small-capacity external coupling powder bin and the independent combustor and intelligent regulation and control of the central controller, the technical problems that load response of the direct-fired boiler is lagged and low-load stable combustion is difficult are solved, and rapid, stable and efficient operation under all working conditions is achieved.

The application discloses a kind of wind turbine hydraulic power generation constant speed constant pressure control system and method, and the system is converted into rotating mechanical energy by wind turbine, and the rotating mechanical energy is rotated by variable hydraulic pump after adjusting rotating speed by speed change gear box, so that rotating mechanical energy is converted into hydraulic energy, to drive variable hydraulic motor rotation and drive generator to generate electricity, so that hydraulic energy is converted into electric energy, and the rotating speed of generator is measured in real time by system oil pressure, and the oil storage state of accumulator and the displacement of variable hydraulic pump are comprehensively adjusted by system oil pressure, to realize constant pressure control, and the opening size of flow valve and the displacement of variable hydraulic motor are comprehensively adjusted by the rotating speed of generator, to realize constant speed control, and the system is operated to steady state by using constant speed constant pressure control, to improve the power generation efficiency of wind turbine, and to realize smooth and continuous power generation of system without using power electronic device, to improve system adaptability.

The application provides a CAN bus optical fiber transmission method, circuit, device and medium, relates to the technical field of communication, solves the problem that related technical solutions are difficult to stably realize long-distance communication, the scheme realizes hardware-level decoupling compensation to eliminate real-time dependence on a remote level, and provides a non-blocking forwarding architecture, logically isolates real-time reception of physical layer data from task transmission on the optical fiber side, and ensures that the system can efficiently and stably operate.