214 results about "Relief Work" patented technology

The invention discloses a deep learning-based vehicle path optimization method and system. The method includes the following steps that: real-time road data and historical road data are acquired, the acquired data are preprocessed, so that a tagged data set can be formed; a deep belief network model is constructed, and the deep belief network model is trained; the trained deep belief network model is utilized to predict all the paths from a vehicle to a destination, and the congestion coefficients of each path are output; and the paths are evaluated comprehensively based on two indexes, namely the congestion coefficients and distances, and an optimal path is outputted, wherein the optimal path is a path corresponding to the minimum linear accumulation result of the two indexes, namely a corresponding congestion coefficient and a distance. According to the method and system, through the powerful feature extraction function of the deep belief network model, required information can be obtained from multi-dimensional road traffic data, interference can be reduced, a congestion situation is predicted accurately and reasonably, path search efficiency can be improved, human-made mistakes can be reduced, and valuable time can be saved for disaster relief work.

The invention relates to a disaster condition acquisition system capable of quickly acquiring disaster conditions after a disaster. Disaster condition images of a disaster area are acquired in real time by controlling an unmanned aerial vehicle to fly over the disaster area and using image acquisition equipment such as a video camera, a digital camera, a forward looking infrared unit and the like carried by the unmanned aerial vehicle, and the disaster condition images are transmitted to an image analysis device on the ground in real time; and the image analysis device processes the disaster condition images returned by the unmanned aerial vehicle in real time to acquire the disaster condition images of the disaster area in shortest time. The system breaks through the adverse situation that disaster relief is delayed because the communication of the disaster area is interrupted and the disaster conditions of the disaster area cannot be acquired in time after a catastrophe such as an earthquake and the like; and the system can provide first hand information for activities of quickly organizing rescue and relief work and reconstruction work after the disaster.

The invention belongs to a field of the visual simulation of a flood routing. Aiming at realizing the three-dimensional dynamic whole-process simulation of the storm surge and the flood routings, the safety management of seawalls, a quick scientific assessment of the storm surge disaster, and the scientific formulation and the implementation of rescue and relief work, the technical scheme provided is the three-dimensional dynamic whole-process simulation of the storm surge and the flood routings, comprising the following steps: (1) establishing three-dimensional mathematical models of the storm surge and the flood routings in complex flooding areas; (2) drawing bathymetric charts of the storm surge and the flood submerging in complex flooding areas (3) dynamically simulating liquid phase flows of the storm surge and the flood routings in complex flooding areas; (4) carrying out the dynamics calculation of the storm surge and the flood routings in complex areas; (5) establishing virtual-real coupling models of the storm surge and the flood routings in complex areas; (6) carrying out the post processing and the visual output of the three-dimensional dynamic whole-process simulation. The method is mainly applied in the three-dimensional dynamic whole-process simulation of the storm surge and the flood.

The invention relates to a temperature-regulating intelligent tent fabric and a preparation method of the temperature-regulating intelligent tent fabric. The temperature-regulating intelligent tent fabric comprises a paulin matrix and a temperature-regulating coating, wherein the temperature-regulating coating comprises doped vanadium dioxide (V (1-x)Mx)O2 nanopowder or micelle, wherein 0 <= x <= 0.03. The preparation method of the temperature-regulating intelligent tent fabric comprises the following steps of: (1) preparing doped (V(1-x)Mx)O2; and (2) applying the doped (V(1-x)Mx)O2 to the paulin matrix by coating, padding or impregnating to obtain the temperature-regulating intelligent tent fabric. The temperature-regulating intelligent tent fabric can effectively improve the temperature in a tent, greatly improve the degree of comfort of a user and play a good role in the aspects of field construction, amusement and tourism, geological exploration, rescue and relief work, field hospitals and outdoor banquets, is easy to operate, is low in cost and has a good application prospect.

The invention discloses a snow disaster remote sensing monitoring simulation evaluation method based on a disaster reduction small satellite, comprising the following steps: recognize accumulated snow according to the spectral characteristic of the accumulated snow and form accumulated snow remote sensing images data; create a snow disaster case database and a snow disaster statistical database, the snow disaster case database comprises a disaster time, a location hit by the disaster, an accumulated snow day number, a normalized difference vegetation index NDVI, a population number hit by the disaster and a accumulated snow area, the snow disaster statistical database comprises a total precipitation, a highest air temperature, a lowest air temperature, a average daily temperature, a wind speed and a surface temperature; carry out an accumulated snow depth inversion to a recognized accumulated snow, and respectively store the accumulated snow depth into the snow disaster case database and the snow disaster statistical database; carry out simulation evaluation to a snow disaster according to the data in the snow disaster case database and the snow disaster statistical database. A new and high applicability remote sensing data source is provided for snow disaster monitoring in the invention, and the snow disaster remote sensing monitoring simulation evaluation method has a great importance of disaster reduction and disaster relief works for China snow disaster.

The invention discloses a method for automatically adjusting the posture of a Ka wave-band mobile satellite communication antenna and a device, wherein, three axes-an azimuth axis, a wobble shaft, and a pitch axis which drive the antenna to rotate are firstly arranged on a pedestal of the antenna in a space orthogonal mode to realize angular motion isolation of the three space orthogonal axes; then an antenna component is respectively configured with the azimuth axis, the wobble shaft, and the pitch axis as a center to lead an overall centroid of the antenna component installed on the pitch axis to fall on the pitch axis, the overall centroid of the antenna component installed on two sides of the axes of the wobble axis to fall on the wobble axis, and the overall centroid of the antenna component on the azimuth axis to fall on the azimuth axis; finally based on the antenna as a detecting standard of the antenna pointing deviation, pointing deviation caused by drifting of a sensor is eliminated by tracking a beckon signal of a satellite and alternately driving an intersection angle of the azimuth axis and/or the pitch axis, thus ensuring the antenna in an optimal receiving state. The method for automatically adjusting the posture of Ka wave-band mobile satellite communication antenna and the device have the advantages of high precision, simple structure, small volume, and low cost, can be widely applied to emergency communication, rescue and relief work, and also can be used for commercial purpose in vehicles, ships, trains, and the like.

The invention relates to a robot which can deice, inspect and pass through an obstacle on a high voltage line. The robot comprises a deicing cutter mechanism, a traveling mechanism, a following obstacle crossing mechanism, a symmetric centering mechanism and an inspection camera, wherein the inspection camera is arranged on the top of a robot body; a deicing cutter is powered by an eccentric crank slide block mechanism and driven by a motor shaft gear; the traveling mechanism consists of a friction wheel and a clamping device; the friction wheel transfers power by a chain wheel; and the following obstacle crossing mechanism consists of a fan wheel which is not fixedly connected with the friction wheel, conducts a function of suspending the robot body and rotates backwards along with an obstacle when the robot crosses the obstacle, so that obstacles such as overhung hardware and the like get across the robot body. The robot is driven by a motor, so that the deicing and inspection work of the high voltage line can be automatically finished, manual high-altitude dangerous accidents are avoided, and the efficiency of rescue and relief work is improved.

The invention relates to an indoor four-rotor unmanned aerial vehicle 360-degree three-dimensional obstacle avoidance system and belongs to the control science and control engineering field. When a four-rotor unmanned aerial vehicle cruises indoors to perform tasks such as rescue and relief work, problems can be brought to the flight of the four-rotor unmanned aerial vehicle caused by relatively complex indoor environment, weak GPS signals and difficulty in deploying peripherals, and in order to solve the above problems, the four-rotor unmanned aerial vehicle 360-degree three-dimensional obstacle detection and obstacle avoidance decision making device is designed. An STM32f103 is adopted as a core processor, and the number and the positions of ultrasonic sensors are reasonably configured, so that a model for acquiring surrounding environment information is constructed, and therefore, three-dimensional obstacle detection can be realized. When the four-rotor unmanned aerial vehicle performs a task, the obstacle avoidance decision making system performs Kalman filtering processing on acquired obstacle distance values and thereafter, performs data fusion based on directions, and performs obstacle avoidance decision making based on fused data through a fuzzy logic algorithm, and sends an obstacle avoidance decision to a flight controller through a serial port; and the flight controller controls the flight attitude of the unmanned aerial vehicle to complete an obstacle avoidance task.

The invention provides a relief supplies reserve management and distribution system based on an Internet of Things technology. The relief supplies reserve management and distribution system comprises a vehicle positioning management subsystem, wherein the vehicle positioning management subsystem is used for tracking and positioning a vehicle proceeding position, collecting the vehicle positioning data of the vehicle, the article information of cargoes and surveillance video information and sending the vehicle positioning data of the vehicle, the article information of cargoes and the surveillance video information to a monitoring center, and the vehicle positioning data of the vehicle, the article information of cargoes and surveillance video information are stored and processed by the monitoring center. The vehicle positioning management subsystem comprises a vehicle-mounted terminal, an RFID (Radio Frequency Identification) module, a visual supervision module and a warehouse management subsystem, wherein the warehouse management subsystem is communicated with the RFID module and is used for managing the receiving, the delivery, the ordering, the checking and the operation of the cargoes according to the article information read by an RFID information reading unit. Relief working efficiency and quality can be improved, relief supplies distribution is especially monitored and managed, and blindness and disorder in a traditional emergency relief process are avoided so as to ensure that emergency relief and security work can be successfully carried out.

The invention relates to an instant-noodles processing method, which comprises the following steps of mixing, dough-making, curing, rolling and cutting into strips, steaming, water holding, secondary steaming, secondary water holding, split charging and half sealing, sterilization, complete sealing and packaging. Wheat flour, cassava modified starch and wheat gluten are adopted as main raw materials, food additives are adopted as auxiliary materials, a technique for twice steaming and twice water holding is adopted, and a twice-sealing and twice-sterilization technology is utilized, so that the instant noodles which are free from being adhered when in storage, can be stored for long time, are convenient to eat and have excellent taste and shape are prepared, and the industrialized mass production of the instant noodles can be realized. The instant noodles have feasibility in daily necessities, are suitable for being eaten at home and in traveling, can play an role which cannot be substituted by any other food under the situation of shortage in water or no water and are more applicable to different disaster relief work such as earthquake relief work, flood relief work, drought resistant work and the like, the requirement on convenient and instant dinner food can be satisfied, and a good social benefit can be realized.

The invention relates to an overhead-ground amphibious armed motorcycle. The overhead-ground amphibious armed motorcycle comprises a power mechanism, a driving mechanism and a control mechanism, wherein the driving mechanism receives the power of the power mechanism so as to drive the overhead-ground amphibious armed motorcycle to fly in the air, and the control mechanism is used for controlling the operation of the overhead-ground amphibious armed motorcycle. When the overhead-ground amphibious armed motorcycle travels on the ground, the power of an engine drives a rear wheel through a speed change mechanism; and when the overhead-ground amphibious armed motorcycle flies in the air, power output of the engine of the overhead-ground amphibious armed motorcycle is switched to drive two power dividers instead of driving the rear wheel, then two pairs of double-layer rotor wings are driven at the same time by the power dividers through transmission soft shafts to rotate, and the effect that the rotating speeds of the two pairs of double-layer rotor wings are completely the same and the double-layer rotor wings are completely synchronous are guaranteed. The overhead-ground amphibious armed motorcycle is further provided with weapon hangers used for hanging weapons or auxiliary oil tanks. Buttons used for controlling the utilization of the weapons are further arranged on the control mechanism. The overhead-ground amphibious armed motorcycle can be used on various occasions such as bench head, battles in mountainous regions, street baffles in cities, frontier patrol, rescue and relief work and island traffic, and the stability and safety are good.

The invention discloses a portable satellite communication system, which comprises a center station and a plurality of portable stations. By adopting the center station, the portable stations and other hardware devices and reasonably matching the hardware devices, the system can adopt the traditional satellite communication system with a single channel per carrier-demand assigned multiple access (SCPC/DAMA) system by a hybrid control mode and has developed technology, and can sufficiently utilize resources of a satellite forwarder. Meanwhile, the portable stations in the system have small volume and light weight, and are convenient for carrying. By adopting the technical scheme, the invention can meet the communication requirement of the following situations: remote and border areas, islands, country, oil fields, mineral areas, finance, transportation, civil aviation, environmental protection, water conservancy, electric power, geology, rescue and relief work, emergency and the like. Furthermore, the portable satellite communication system disclosed by the invention also solves the problems that cable, optical fiber and other wired communication modes cannot cover or be connected whenever and wherever possible, and the wired station has unstable communication quality and single communication service.

The invention discloses a disposable automatic heating and pressurizing transfusion device comprising a closed vessel containing sterile liquid. The disposable automatic heating and pressurizing transfusion device is characterized in that the closed vessel is internally provided with a piston which divides the closed vessel into an upper part and a lower part, wherein the capacity of the upper part is larger than that of the lower part, the upper part is a liquid bin in which the sterile liquid is closed in advance, and a vacuum chamber at the lower part is internally provided with a pressurizing device which is connected with the center of the bottom surface of the piston; a medicine adding device is arranged at one side of the top of the liquid bin, and a transfusion rubber tube is led out from the other side of the top of the liquid bin and is connected with a venipuncture needle head; and a heating device is arranged at the periphery of the radial bin wall of the liquid bin. The invention can control the transfusion quantities and the transfusion speed and automatically heat under the cold condition, has simple and convenient administration operation, flexible administration, no secondary pollution, small volume, light weight, convenient carrying, and is particularly suitable for relieving a sick or injured person in field operation and doing rescue and relief work in the field under the cold condition, thereby realizing transfusion in a narrow space.

The invention provides a rotary ornithopter with springs, belonging to the technical field of air vehicles. The ornithopter comprises a body, undercarriages, energy systems, control systems, a left rotary flapping wing and a right rotary flapping wing, wherein the energy systems comprise two same motors, lithium batteries, two same reduction gear sets and speed adjusting devices; the lithium batteries are convenient to charge; each control system comprises a wireless remote control transmitter, a receiver and a steering engine; the left and right rotary flapping wings have the same structure, are respectively arranged on the left and right sides of the body symmetrically and are driven by the two motors respectively to provide pushing forces; the left rotary flapping wing comprises a left main shaft, a left rotary arm, a left vane, a left wing shaft, a left spring and a left hook; the right rotary flapping wing comprises a right main shaft, a right rotary arm, a right vane, a right wing shaft, a right spring and a right hook. The ornithopter can ascend and descend vertically and hover, has a simple structure and relatively high efficiency and is flexible. With shooting equipment, the ornithopter can be used in various tasks such as air photography, geographic survey, traffic duty, military surveillance, rescue and relief work and the like.

The invention discloses a multiple-in-one system and a pressure relief control method thereof. The method comprises the following steps of: when the multiple-in-one system operates in a heating mode, obtaining a gas exhaust temperature of a compressor or gas exhaust pressure of the compressor; judging whether the gas exhaust temperature is greater than a first preset temperature or not or judging whether gas exhaust pressure is greater than first preset pressure or not; and when the gas exhaust temperature is greater than the first preset temperature or the gas exhaust pressure is greater than the first preset pressure, controlling a pressure relief bypass valve and a first throttling element if the compressor operates with preset minimum frequency for first preset time, thereby enabling the multiple-in-one system to carry out multi-gear pressure relief work. According to the method disclosed by the invention, by controlling the pressure relief bypass valve and the throttling element, the multiple-in-one system can carry out multi-gear pressure relief, so that the pressure relief strategy can be precisely controlled in a variable-capacity mode, and pressure relief needs within a range of 0%-100% are met, and therefore, safe, reliable and stable operation of the system is guaranteed.

The leather carving process includes the following steps: making convex-concave mold of the required patterns; adhering PVC layer to the back of two-color PU leatheret capable of resisting 120 deg.c temperature and cutting to the required size; heating the PU leatheret to 40-50 deg.c and setting on the convex-concave mold; mold pressurizing in a 5-10 ton press at 100-110 deg.c for 1-2 s; quick demolding; polishing to eliminate partial surface layer of the PU leatheret based on the pattern so as to form the color relief pattern. The said process can form two-color relief works with depth up to 20 mm.

An embodiment of the invention provides a visible light-based communication method. The visible light-based communication method includes an information sending step and an information receiving step. The information sending step includes: obtaining communication information and location information; encoding the communication information and the location information; modulating the encoded information into a visible light signal; and sending the visible light signal. The information receiving step includes: capturing the visible light signal; demodulating the visible light signal; restoring the communication information and the location information; and outputting. By means of spreading characteristics of visible light, the visible light-based communication method provided by the embodiment of the invention can establish an emergency communication channel independent of any existing communication infrastructure in emergency, is suitable for emergency requirements of open environments such as a mountainous area and an open field, and can provide a reliable information transmission approach for rescue and relief work and emergency rescue of sudden events.

The invention relates to a satellite communication system, in particular to Beidou satellite communication equipment with a voice recognition function. The Beidou satellite communication equipment is structurally characterized by comprising a voice input unit, an audio analysis and recognition unit, a satellite communication unit, an audio synthesis unit, a character storage unit and a voice output unit, wherein the voice input unit is connected with a data input interface of the satellite communication unit by the audio analysis and recognition unit, a data output interface of the satellite communication unit is connected with the voice output unit by the audio synthesis unit, and the character storage unit is respectively connected with the audio synthesis unit and the audio analysis and recognition unit. The Beidou satellite communication equipment has the advantages that the problem of communication outage when outdoor rescue and relief work is carried out far away from a base station or base stations are out of service in a large area is solved, characteristic values of audio signals of a caller are analyzed, so that the voice signals are recognized and translated into short messages to be transmitted via a Beidou satellite communication system, the short messages are converted into voices to be played after being received, and the technical effect of real-time communication of the Beidou satellite is realized.

The invention relates to a foot and shoe composite four-foot robot. The foot and shoe composite four-foot robot is characterized in that the four-foot robot comprises a back supporting plate, leg assemblies, interaction sensors, a space positioning sensor, an environment scanning sensor, an executing mechanism, an energy supply system and a control system; the leg assemblies are fixedly connected to the bottom of the back supporting plate, the two interaction sensors are symmetrically arranged on one side of the top of the back supporting plate, and the top of the back supporting plate is further provided with the space positioning sensor and the environment scanning sensor; the top of the part, located on one side of the interaction sensors, of the back supporting plate is fixedly connected with the executing mechanism, and the other side of the top of the back supporting plate is fixedly connected with a bearing box used for containing the energy supply system and the control system; and the leg assemblies, the interaction sensors, the space positioning sensor, the environment scanning sensor, the executing mechanism and the energy supply system are electrically connected with the control system. The foot and shoe composite four-foot robot can be widely applied to the field of rescue and relief work and industry application.

The invention discloses a traffic caution mark facility, in particular relates to a connectible type traffic caution cone. The connectible type traffic caution cone comprises a road cone, an expansion and contraction head and a light reflecting material. The connectible type traffic caution cone is characterized in that the upper part of the road cone is provided with the expansion and contraction head, and an expansion and contraction warning isolation belt is arranged in the expansion and contraction head. Because the invention adopts a way that the upper part of the road cone is provided with the expansion and contraction head, single isolation cones are connected with each other, and the invention solves the frequent occurrence of the secondary accident of a road caused by that the road cones which are placed in a more sparse way can not act as a caution function and vehicles or the pedestrians pass between the sparse isolation cones in traffic accident, rescue and relief work, road maintenance and construction sites, and also solves the problem that an accident site is destroyed because the watching crowd enters the site when the public security and traffic police survey the accident site. The invention has simple and reasonable structure and low cost and meets the requirement of a user to utmost.

The invention discloses an electret medical dressing, which mainly aims to overcome the defects of the conventional gauze dressing. Fluoroplastic is processed and refined to prepare a sponge bulking material, and a fluoroplastic electret sponge bulking material is prepared into electret medical dressings with different specifications and different shapes by electret technologies such as an electret corona method or a breakdown method and the like. The electret medical dressing has the characteristics of antibiosis, bactriostasis, antiphlogosis, pain relief, dust prevention, water prevention and high air permeability, and the effects of diminishing inflammation, preventing infection and promoting a wound to heal can be achieved without medicines. The electret medical dressing can resist acid, alkali and high temperatures, cannot be corroded and dissolved in solvents such as water, alcohol and the like, has stable performance, is nontoxic and innocent, is a novel medical product and is particularly suitable for the conditions of battle field emergency treatment, field emergency treatment and rescue and relief work.

The invention provides terminal equipment of a time division-long term evolution (TD-LTE) emergency voice communication system. The terminal equipment comprises a display control module, a TD-LTE transmission module, a voice module, a battery management module and a Big Dipper positioning module. The display control module processes, displays and controls voice and information interaction. The TD-LTE transmission module is connected with a monitoring and command center through a base station and a TD-LTE core network and performs internet protocol (IP) data communication. The Big Dipper positioning module is used for acquiring position information of the emergency voice communication system. The battery management module is used for providing power for the whole emergency voice communication system. The terminal equipment is based on a TD-LTE technology, has the characteristics of high rate, small time delay, good stability, simple operation and so on, and is suitable for rapidly transmitting reliable information for occasions like emergency rescue in emergencies, rescue and relief work, law enforcement of public security and so on in real time.