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144results about How to "Simple efficiency" patented technology

Real-time irrigation forecasting system based on regional soil moisture monitoring and remote sensing data

The invention belongs to the technical field of irrigation forecasting. The invention discloses a real-time irrigation forecasting system based on regional soil moisture monitoring and remote sensingdata. The real-time irrigation forecasting system comprises an irrigation area monitoring module, a crop image acquisition module, an environment data acquisition module, a central control module, a soil moisture prediction module, an irrigation area identification module, an irrigation prediction module, an actual water consumption module, a watering module, a water level depth measurement module, an alarm module, a wireless communication module, a data storage module, a data management module, a terminal module, a power supply module and a display module. According to the real-time irrigation forecasting system, the prediction precision can be improved and the generalization ability can be ensured through the soil moisture prediction module, so that large-scale deployment and expansion are facilitated, and better expandability and transportability are achieved; the irrigation area recognition module meets the requirement for extracting irrigation information of small plots, so that the precision of an irrigation area monitoring result is improved; and the real-time irrigation forecasting system can be widely applied to remote sensing identification and extraction of irrigation areas with high spatial resolution.
Owner:YUNNAN AGRICULTURAL UNIVERSITY

Full-autonomous flight system and method of unmanned aerial vehicles for plant protection

The invention discloses a full-autonomous flight system and method of unmanned aerial vehicles for plant protection. The system comprises a large standard parcel, at least one unmanned aerial vehicle for plant protection and an automatic battery and pesticide chest replacement platform, wherein the at least one unmanned aerial vehicle for plant protection comprises a power supply module, a flight control module, a communication module, a timing module, an image acquisition module, a battery power detection module and a pesticide chest pesticide quantity detection module; the automatic battery and pesticide chest replacement platform comprises a platform body, a power supply, a control unit, at least one battery storage area, at least one unmanned aerial vehicle taking-off and landing area and at least one pesticide chest storage area. The method comprises steps as follows: the large standard parcel is surveyed through an unmanned aerial vehicle for surveying and mapping, and flight routes are planned and divided for multiple unmanned aerial vehicles for plant protection; when the battery power detection module detects that batteries are in low power or the pesticide chest pesticide quantity detection module detects that pesticides are insufficient, the corresponding unmanned aerial vehicle for plant protection flies to the corresponding automatic battery and pesticide chest replacement platform for replacement of batteries or a pesticide chest. The unmanned aerial vehicles for plant protection fly cooperatively, the situation that multiple unmanned aerial vehicles for plant protection collide in the inward journey is avoided, the batteries and the pesticide chests of the unmanned aerial vehicles for plant protection are automatically replaced, time and labor are saved, and the efficiency is high.
Owner:江苏蒲公英无人机有限公司

Anticreep carbon crystal heating fin for floor heating

The invention relates to an anticreep carbon crystal heating fin for floor heating, aiming at providing a heating fin with the characteristics of safety and reliability for use as well as simpleness and convenience for manufacturing. The technical scheme of the invention is as follows: the anticreep heating fin for floor heating comprises a carbon crystal heating layer and inner insulating layers, wherein the carbon crystal heating layer is connected with a power supply, and the inner insulating layers are respectively compounded to the positive surface and the negative surface of the carbon crystal heating layer. The anticreep carbon crystal heating fin is characterized in that the upper surface of the first inner insulating layer on the positive surface of the carbon crystal heating layer is respectively wrapped with a first anticreep layer and a first outer insulating layer from bottom to top, and the lower surface of the second inner insulating layer on the negative surface of the carbon crystal heating layer is respectively wrapped with a second anticreep layer and a second outer insulating layer from top to bottom; and the first anticreep layer and the second anticreep layer are carbon crystal conducting layers formed by adopting a printing process or a coating process, and the two anticreep layers are respectively communicated with a zero line in the power supply through lead wires. The inner insulating layers and the outer insulating layers are all epoxy resin layers or PET (polyether) plastic thin film layers.
Owner:HANGZHOU NUANYANGYANG TECH

High-efficiency hybrid white OLED (Organic Light Emitting Diode) with high color rendering index

The invention discloses a high-efficiency hybrid white OLED with a high color rendering index. The OLED comprises a substrate, an anode, a cavity implantation layer, a cavity transmission layer, a first blue fluorescent layer, a yellow and red phosphorescent layer, a second blue fluorescent layer, an electron transmission layer, an electron implantation layer and a cathode which are laminated successively from bottom to top; the yellow and red phosphorescent layer is formed by locating a yellow light material and a red light material in the same light emission layer; the first blue fluorescentlayer is arranged adjacent to the yellow and red light emission layer and separated from the yellow and red light emission layer by a spacing layer, the yellow and red phosphorescent layer is arranged adjacent to the second blue fluorescent layer and separated from the second blue fluorescent layer by a spacing layer, the concentration of red light emitted by the red light material is lower thanthe concentration of yellow light emitted by the yellow light material in the yellow and red light emission layer, and each of the first and second blue fluorescent layer is a non-doped or doped lightemission layer. The hybrid white OLED is high in efficiency and color rending index, simple in structure and convenient to popularize, can be popularized commercially, and has good market prospects.
Owner:GUANGDONG UNIV OF TECH

Hydraulic tong type pile pulling machine and pile pulling method

The invention discloses a hydraulic tong type pile pulling machine and a pile pulling method. The hydraulic tong type pile pulling machine comprises a hydraulic tong type clamping device and a vibration machine. The vibration machine is arranged on the hydraulic tong type clamping device and provided with lifting lugs. The hydraulic tong type clamping device comprises an inner movable clamp and an outer clamp. The inner movable clamp comprises multiple movable blocks, and the multiple movable blocks form a clamp ring. The outer clamp comprises two tong arms. One end of one of the tong arms is connected with one end of the other tong arm through bolts, and electric hydraulic jacks are connected between the other ends of the tong arms. The outer clamp is arranged on the outer circle of the inner movable clamp in a sleeving manner, and the inner movable clamp is arranged on the outer circle of a to-be-pulled pile in a sleeving manner. The outer clamp locks the inner movable clamp through the electric hydraulic jacks, so that the inner movable clamp is closely attached to the to-be-pulled pile for clamping. The hydraulic tong type pile pulling machine is simple in sleeving assembly, large in clamping force, safe and reliable and attached to the pile more; the slipping-off situation generated in the pile pulling process is avoided; the pile can be pulled out more easily; efficiency is improved; a pile body is prevented from being damaged; and the hydraulic tong type pile pulling machine is simple in structure, easy to operate, small in size and free of limitation of geographic positions and facilitates construction.
Owner:CHINA FIRST METALLURGICAL GROUP

Spiral type thrust engine

The invention discloses a spiral type thrust engine, relating to a hot air variable capacity type engine device. The spiral type thrust engine comprises an engine shell and a high pressure refrigerant generating device, and also comprises a spiral type thrust generator fixedly arranged inside the engine shell. The spiral type thrust generator comprises a core shaft and a spiral blade which is fixedly arranged at the lateral side of the core shaft, takes the shaft as a rotating shaft, goes forward along the axis direction spirally and extends from the front end to the back end of the core shaft. The whole spiral blade forms a spiral type variable capacity quality guide groove which extends from the front end surface to the back end surface of the core shaft and communicates the front end surface with the back end surface on the core shaft, wherein the cross-sectional area of the groove is gradually increased from front to back in equivalent ratio difference and the front opening of the groove is communicated with a refrigerant output end thereof. The invention provides a spiral type thrust engine which adopts a new thrust generating mode, can generate thrust directly and has simple structure, long service life, easy manufacture, low material requirements, low cost and smaller energy consumption.
Owner:胡巍
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