The invention discloses an intelligent lake surface lifeboat and a life saving method. The intelligent lake surface lifeboat comprises a hull, a life buoy throwing part and scanning parts; the life buoy throwing part is mounted at the front part of a hull deck; the scanning parts are correspondingly mounted on the left and right sides of the middle part of the hull deck and at the rear part of thehull deck; the hull cruises within a water area range to be monitored by carrying the life buoy throwing part and the scanning parts; the scanning part is used for scanning whether a person falls into water within the water area range to be monitored or not; once the scanning part founds that the person falls into the water, the hull rotates the direction to run to the drowning person according to the position of the drowning person; and meanwhile, the life buoy throwing part throws the life buoy to the drowning person and continuously throws multiple life buoys for the drowning person to save himself. According to the intelligent lake surface lifeboat, the water area to be monitored can be comprehensively scanned to found the drowning person in time, and a swim ring can be rapidly and accurately thrown to the drowning person so that the drowning person is rescued.

Intelligent lake surface lifeboat and life saving method

The invention discloses a high-efficiency photovoltaic inverter capable of sharing operation maintenance, and the inverter comprises a detection module, a GPS positioning module, an inverter circuit module and a wireless communication module. The data collected form the detection module and the GPS positioning module is transmitted to an operation and maintenance sharing platform through the wireless transmission module, and the parameters of all elements or lines in an inverter circuit are also transmitted to the operation and maintenance sharing platform through the wireless transmission module. The invention provides the high-efficiency photovoltaic inverter, and the inverter can be managed in a unified manner through a network, thereby enabling the operation and maintenance to be moreconvenient, reducing the operation and maintenance cost, and improving the practicality.

High-efficiency photovoltaic inverter capable of sharing operation maintenance

The invention relates to a multi-energy ecosystem experiment platform suitable for teaching and scientific research, which includes an energy management system; a power generation system, an energy storage system, and an electricity system are connected to the energy management system; the energy management system includes a refrigeration and heating module, the power generation system includes aphotovoltaic power generation module, the electricity system comprises a refrigeration heating system, and the power generation system is respectively connected with the electric power system and an energy storage system; the platform also comprises a pumped storage module, wherein the pumped storage module comprises an upper reservoir water tank and a lower reservoir water tank; the upper reservoir water tank and the lower reservoir water tank are connected through a first pipe body; guide vanes and a reversible generator unit are arranged on the first pipe body. The purpose of the present invention is to provide an ecosystem experiment platform that can visually show the processes of generating, converting and storing electric energy by a plurality of interactive energy sources.

A multi-energy ecosystem experiment platform suitable for teaching and scientific research

The invention provides an energy-saving control system for electric power engineering. The system comprises a data processing center server, a data acquisition system, an energy-saving alarm system, an energy-saving control equipment system and a daily control system, wherein the data acquisition system, the energy-saving alarm system, the energy-saving control equipment system and the daily control system are electrically connected with the data processing center server; the data acquisition system comprises a power utilization data statistics module, a power utilization data display module,a key power utilization unit monitoring module and a GPS positioner. According to the invention, the common electric equipment detection alarm module and the key electric energy equipment detection alarm module are used for controlling the power utilization of different equipment, thereby achieving the energy-saving purpose. Personnel flow, illumination and equipment operation conditions of an electricity consumption unit are adjusted and controlled through an illuminance sensor, an inductive sensor, a temperature sensor and a people number sensor. By comparing ranking and setting an energy consumption quota management means, the saving consciousness of an energy consumption unit is enhanced, and the energy-saving effect is improved.

Energy-saving control system for electric power engineering

The invention provides a full-life and unattended-operation temperature and humidity recording device and a temperature and humidity recorder. The full-life and unattended-operation temperature and humidity recording device comprises a solar conversion module, an energy storage module, a light intensity detection module and a control device, wherein the solar conversion module is used for receiving solar energy, converting the solar energy to electric energy and supplying power to a power supply module of the full-life and unattended-operation temperature and humidity recording device, the energy storage module is electrically connected with the solar conversion module and is used for storing residual electric energy after power supply of the solar conversion module, the light intensity detection module is used for detecting light intensity of the solar energy, and the control device is electrically connected with the energy storage module and the light intensity detection module and is used for controlling the energy storage module to start to supply power to the power supply module or stop supplying power to the power supply module according to a light intensity value detected bythe light intensity detection module. The full-life and unattended-operation temperature and humidity recording device provided by the invention employs the solar energy to supply power, lone-term application of the full-life and unattended-operation temperature and humidity recording device during single transmission is ensured, and the safety is relatively high.

Full-life and unattended-operation temperature and humidity recording device and temperature and humidity recorder

The invention relates to an integrated monitoring-based energy management system for a microgrid, which comprises a local control layer, a network communication layer and a main station layer, whereinthe main station layer comprises a first main engine, a second main engine, a first working station and a second working station; the local control layer comprises a measurement and control protection device, a fan management subsystem, a battery management subsystem, an energy storage inverter, and a photovoltaic array management subsystem; the network communication layer comprises a wireless communication network; and the local control layer is in communication connection with the main station layer through the wireless communication network. The system is an integrated management system with a friendly user interface and good extensibility, microgrid operation optimization policy research can be carried out, dispersed clean energy sources can be centralized and used efficiently and provided for a user in a safer, more reliable and more environmental-friendly mode, energy is saved, the quality of electric energy is improved, grid losses are reduced, and carbon dioxide emission reduction is realized.

Integrated monitoring-based energy management system for microgrid

The invention relates to a generating power prediction method for wind and photovoltaic power generation. The method comprises the steps that (1) a blower fan power model and a photovoltaic cell powermodel are established; (2) input data needed by the power models is predicted; (3) a wind power generating power prediction curve is calculated and output; (4) a photovoltaic power generating power prediction curve is calculated and output; and (5) the generating power of wind and photovoltaic power generation is predicted in real time according to the wind power generating power prediction curvein the step (3) and the photovoltaic power generating power prediction curve in the step (4). Thus, the power prediction models are established rapidly, and algorithms are highly universal.

Generating power prediction method for wind and photovoltaic power generation

The invention relates to a carrying cradle head used for electric unmanned aerial vehicle routing inspection and an unmanned aerial vehicle The carrying cradle head comprises a base, a cradle head frame, a pitching steering engine, a rotating steering engine, a rotation mechanism and a camera installation frame A main structure of the cradle head frame is in an I shape The cradle head frame isrotationally installed on the base through the rotation mechanism The rotating steering engine is in driving connection with the rotation mechanism The cradle head frame is driven by the rotating steering engine through the rotation mechanism to rotate at 270 degrees in the horizontal direction A camera is placed in the camera installation frame The camera installation frame is rotationally installed on the I-shaped cradle head frame The pitching steering engine is in driving connection with the camera installation frame The camera installation frame is driven by the pitching steering engine to rotate at 360 degrees in the axial direction of the cradle head frame The camera can rotate at 360 degrees to conduct all-directional monitoring, and the problem that an existing carrying cradle head of the unmanned aerial vehicle cannot achieve 360-degree monitoring is solved

Carrying cradle head used for electric unmanned aerial vehicle routing inspection and unmanned aerial vehicle

The invention relates to a writing board for electrical equipment scene operation. The writing board comprises a transparent writing board, illumination light sources, a recording pen fixed clamp andan operation order fixed clamp; the illumination light sources are mounted on the two sides of the transparent writing board; the recording pen fixed clamp and the operation order fixed clamp are mounted on the transparent writing board; the operation order fixed clamp of the transparent writing board is used for fixedly clamping operation orders on the upper surface of the transparent writing board; light emitting surfaces of the illumination light sources are towards the middle part of the transparent writing board; and light emitted by the illumination light sources is transmitted out fromthe bottoms of the operation orders. The clamped recording pens, illumination equipment and the operation orders can be placed together to achieve the carrying and working convenience; and the problems of incapability of clearly seeing the surfaces of the operation orders due to no light at night and inconvenience to work are solved.

Writing board for electrical equipment scene operation

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Integrated monitoring-based energy management system for microgrid

Generating power prediction method for wind and photovoltaic power generation

Carrying cradle head used for electric unmanned aerial vehicle routing inspection and unmanned aerial vehicle

Writing board for electrical equipment scene operation