147results about How to "Increase visibility" patented technology

The invention provides a vehicle detecting and early-warning method based on machine vision and a cascade classifier, which comprises the steps of carrying out cascade classifier training on positive and negative samples by using edited automobile pictures of known automobile models on the market; building a mathematical model of the recognition frame width and the real distance through a lot of measured data; acquiring images in real time; carrying out image preprocessing, and framing a region-of-interest; carrying out target recognition on the region-of-interest; performing data analysis on a recognition result so as to screen and track a target; carrying out recognition frame moving average filtering processing on the tracked target; and calculating the real distance of the recognition target, calculating the moving speed of a vehicle through the frame difference time and the real distance difference so as to acquire the time when collision possibly occurs and display early-warning information. The method provided by the invention effectively improves the recognition efficiency for a moving target in the real environment and enhances the capacity for detecting and tracking the moving target in a complex environment through the processes of cascade classifier training performed by using the positive and negative samples, real-time image acquisition, image preprocessing, target recognition, target tracking and screening, target early-warning and the like.

The invention provides for a device for deterring birds from overhead cables such as power lines, which device includes a clamping means for clamping the device on the overhead cable, the clamping means including a first member having a hook portion for hooking over the power line and a second member biased towards the hook portion, wherein said biased member includes a biasing means, and at least one vane set rotatably attached to the clamping means wherein the first and second members are displaceable relative to each other between a first loaded position, wherein the biasing means is loaded, and a second clamped position, wherein the biasing means is at least partially unloaded thereby clamping the power line between the first member and the second member. The invention further provides for a method of deploying said clamping means onto an overhead cable.

The invention discloses a remote sensing detection and spatial hot area identification system and method for a contaminated site. The system comprises a spatial data acquisition and preprocessing module, a contaminated site remote sensing detection module and a contaminated site hot area detection module. The system serves the work of contaminated site monitoring, hot area detection and the like.The system comprises a novel contaminated site remote sensing image detection method framework, and an identification method for a centralized distribution area of the contaminated site is realized. The system has the characteristic of high practicability, and has urgent application requirements in the related fields of current contaminated site situation monitoring, contaminated site planning, ecological environment restoration and the like.

The invention discloses a system and a method for precisely identifying a target and calculating an effect in an ecological sponge type urban construction suitable area. The system comprises a spatialdata acquisition module, a suitable area spatial identification module, an index control and measure design module and a construction effect calculation module. The method is used for sponge city construction from city construction planning to engineering design whole process. Accurate identification of construction and reconstruction target suitable areas and suitable grade targets in urban heatisland control and urban landscaping processes can be realized, and the effects of flood disasters and high-temperature extreme climate events under different urban construction and reconstruction scenarios can be measured and calculated. The system comprises a novel sponge city and heat island control dual-target city planning and design framework, achieves refined remote sensing classificationand artificial intelligence detection algorithm aiming at precise identification of the ecological sponge city space suitability, and can effectively simulate the effects of city construction and reconstruction on rain flood and extreme high temperature events.

The invention provides an enterprise information management system configuration platform based on JavaWeb. The platform comprises a service designer which is used for the definition, execution and monitoring of the external business logic; an interface designer used for reading a data source or an external data report designer and generating a report through an Excel template, a data display control and the data source; a chart designer used for performing chart design in combination with the data source in a visual form; a process designer used for supporting the complex business process definition; an interface designer used for butting with an external system in an interface manner through the data source; and an import designer used for designing the Excel template according to the business requirements and executing the data source to import the Excel data into the system. The enterprise information management system configuration platform based on JavaWeb is low in developmentcost, customizable in function selection and high in development efficiency.

The invention discloses an underlying surface nested remote sensing refined drawing method for sponge city construction. 'low influence degree development 'is introduced; The invention discloses an advanced idea of a sponge city, a grade nested classification method and the like. The invention provides a novel remote sensing refined drawing technology which is suitable for sponge city constructionand is supported by an urban surface multi-source data integrated grade scale nested classification system. Sponge city construction planning, design and engineering implementation application objectives are developed, and the key technology and the multi-level proportional scale drawing and visualization method for extracting the surface water permeability, the relative slope information, the population density level and the urban function division multi-attribute information of the'pattern spot entity 'are integrated. The system can realize an intelligent calculation and statistical mappingmethod for sponge city construction target identification. The method has the advantages of being low in cost, high in classification precision and high in applicability, and the target application requirements for sponge city construction, landscape garden planning, ecological environment protection and the like are better met.

The invention discloses a main control board circuit early warning system based on big data. The main control board circuit early warning system comprises an acquisition module, a receiving unit, a database, an analysis module, a display screen, a data arrangement module, a server and a transmitting unit, wherein the acquisition module is used for acquiring circuit information and environment information in real time, and transmitting the invention to the receiving unit; and the receiving unit is used for receiving and arranging the circuit information and the environment information to obtaincurrent data, voltage data, line temperature data, running time data and connecting line thickness data. According to the main control board circuit early warning system, data analysis is carried outon related data acquired by the data acquisition module through the analysis module, so as to calculate a calculation formula of the related data of a circuit connecting line, the data arrangement module performs predicted value calculation on the temperature change of the circuit according to the calculation formula of the related data, so that the accuracy of data calculation is improved, the persuasion of the data is enhanced, manpower resources consumed by artificial watching are saved, and the working efficiency is improved.

The invention relates to a power-forced parachute opening device of a rocket, which comprises a rocket (1) and a traction belt (3), wherein the rocket (1) is arranged outside a parachute pack (2) and connected with a parachute (4) in the parachute pack (2) by the traction belt (3). Compared with the prior art, the invention has the advantages that the rocket can be used for rapidly pulling the parachute in the preset direction after the rocket is started, thereby greatly shortening the straightening time of the parachute, improving the parachute opening speed, greatly reducing height loss; and the parachute can be rapidly completely opened and work, a plurality of problems of abnormal parachute opening (such as parachute inside out, and the like) can be solved, and the aim of lifesaving is achieved finally, therefore, the reliability of parachute use is improved.

The invention discloses an oil-gas well shaft corrosion simulation evaluation system. The oil-gas well shaft corrosion simulation evaluation system comprises an oil casing pipe evaluation module, a corrosion coupon module, a scaling evaluation module, an electrochemical corrosion probe module and a double-layer circulation pipeline, wherein the oil casing pipe evaluation module, the corrosion coupon module, the scaling evaluation module and the electrochemical corrosion probe module are all connected with the double-layer circulation pipeline; the oil casing pipe evaluation module is used forfluid scouring simulation of an oil casing pipe and an inner coating of the oil casing pipe; the corrosion coupon module is used for dynamic scouring corrosion simulation of fluid; the scaling evaluation module is used for scaling simulation of the oil casing pipe; and the electrochemical corrosion probe module is used for electrochemical corrosion simulation of the oil casing pipe. The oil-gas well shaft corrosion simulation evaluation system can simulate the corrosion scaling factors such as the fluid flow speed, pressure and temperature in the shaft environment, can be used for conducting oil casing pipe corrosion rate testing, corrosion behavior and corrosion mechanism research, anti-corrosion measure effect evaluation, corrosion inhibitor optimization, scale inhibitor optimization, non-compatible fluid scaling condition research and the like, and provides an effective evaluation means for anti-corrosion and anti-scaling work of an oil-gas well.

The invention relates to an apparatus and a method for teaching demonstration of underground engineering geological disasters. The apparatus includes a steel plate box of which the top is provided with an opening. A simulation box body is arranged in the steel plate box. A vibration control device is arranged between the steel plate box and the simulation box body. The simulation box body is filled with a base rock simulating pack. A long-bar-shaped groove is arranged in the side wall of the simulation box body. A glass plate is arranged on the side wall of the simulation box body. A settlement groove, a funnel-like groove, a mud water trough and a mud water transportation channel are arranged above the long-bar-shaped groove. A steel wire net is arranged between the bottom of the settlement groove and the long-bar-shaped groove. Gypsum bulks are arranged in the long-bar-shaped groove. During demonstration of geological disaster in underground engineering, specific damage status, suchas deformation displacement slump, surface subsidence, surface collapse, water and mud inrush in a Karst zone and the like, can be obviously observed. The apparatus can show the process of formation and movement of the underground engineering geological disasters.