121results about How to "Implementation environment" patented technology

The invention belongs to the field of construction safety monitoring and wireless communication and discloses a construction tunnel safety protection method based on a wireless sensor network and a monitoring system thereof. The method is as follows: by acquiring environment, work amount and locating data of personnel in a tunnel, realizing alarming services of six types of dangerous situations and corresponding safety protection means, calling a protection plan to take protection measures on key parts of the system when emergent (dangerous) events occur, and with the purpose of guaranteeing personal safety, releasing a control command. The system comprises a wireless sensor network based on industrial wireless communication standard WIA-PA, a positioning network and a mobile network. If the dangerous situation develops further, the system exchanges data with a remote mobile server by a 3G network, leads a community security system into the range of a construction tunnel safety protection system, and provides united rescue of communities and disaster control services. The invention is used for tunnel construction safety monitoring, and a computer or 3G mobile equipment can obtain construction site information at any time; and the installation of the WIA-PA wireless network is flexible, and the formed safety protection system and sensing early-warning network make contribution to solving the problem of tunnel safety construction fundamentally.

The invention discloses a simultaneous localization and mapping (SLAM) method for an unmanned aerial vehicle based on mixed vision odometers and a multi-scale map, and belongs to the technical field of autonomous navigation of unmanned aerial vehicles. According to the SLAM method, an overlooking monocular camera, a foresight binocular camera and an airborne computer are carried on an unmanned aerial vehicle platform; the monocular camera is used for the visual odometer based on a direct method, and binocular camera is used for the visual odometer based on feature point method; the mixed visual odometers conduct information fusion on output of the two visual odometers to construct the local map for positioning, and the real-time posture of the unmanned aerial vehicle is obtained; then theposture is fed back to a flight control system to control the position of the unmanned aerial vehicle; and the airborne computer transmits the real-time posture and collected images to a ground station, the ground station plans the flight path in real time according to the constructed global map and sends waypoint information to the unmanned aerial vehicle, and thus autonomous flight of the unmanned aerial vehicle is achieved. Real-time posture estimation and environmental perception of the unmanned aerial vehicle under the non-GPS environment are achieved, and the intelligent level of the unmanned aerial vehicle is greatly increased.

The invention relates to a manufacturing technique for energy regeneration and non-waste comprehensive utilization of municipal domestic waste, which is characterized by comprising the steps of waste classification, pretreatment and treatment of nonmetallic inorganic substances, schizolysis, filtration and reforming of organic substances, synthesis of fuel oil and treatment of organic substance byproducts. The manufacturing technique completely treats waste, has no secondary pollution during the whole treatment, and really realizes complete conversion and utilization of the waste. When the technology is used for treating organic substance waste and so on, including organic substance parts of the municipal domestic waste and various animal and plant waste, not only the environmental problem caused by the municipal domestic waste and the waste problem of the waste can be solved but also energy and slow release fertilizer which returns to earth can be efficiently generated, so that green circulation of renewable energy resources is realized. The applied proposal has reasonable energy consumption in the whole process, has no pollution, has controllable products, high output value and stable and reliable sources of raw materials, and realizes sustainable development.

The invention discloses a vision navigating method for a movement carrier based on the laser plane assistance. The method comprises the following steps: building a distance measurement and environment system, determining the position of a rectangular bright spot to be detected in an image, determining the center coordinate of the rectangular bright spot, obtaining a geometric distance measurement model, correcting the distance measurement model, segmenting the visual image, determining a local vectorization environmental space with distance information, positioning the position of the carrier per se, and building a global environmental space. Through the adoption of the method different from the traditional movement carrier autonomous navigation middle distance obtaining method, a laser plane is introduced as an auxiliary means, a single or a plurality of vision sensors are combined, the threadlike bright spot formed by the reflection of the laser plane on an object to be irradiated is fully utilized and taken as an cooperated distance measurement target, and the geometric relationship between the vision sensor and a laser light source is effectively utilized, so that the requirements for the precision, yield ratio and real-time performance of the distance calculating can be met. Therefore, the method is a reliable navigation method, and can be applied to a movement carrier autonomous navigation system.

The disclosure is related to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). The disclosure is related to a precoding / beamforming using a massive antenna. A method for operating a base station in a wireless communication system includes transmitting vertical reference signals and horizontal reference signals that are generated based on an interference relation between terminals, receiving long-term channel information determined by using the vertical reference signals and the horizontal reference signals, transmitting group-specific reference signals beamformed by a first beamformer generated based on the long-term channel information, receiving short-term channel information determined by using the group-specific reference signals, and transmitting a data signal beamformed by a second beamformer generated based on the short-term channel information.

The invention discloses a multi-network refined emergency rescue command system based on cloud computing, and the system comprises an emergency rescue command system and application networks. The emergency rescue command system comprises a rear commanding center, a front commanding center, and an onsite rescue team. The application networks comprise an air and space emergency transmission network,an onsite emergency communication network, a self-organizing wireless transmission network and an early warning information issuing network. The system completes the conventional emergency command architecture and working mode, expands the sky-ground integrated wide coverage to the deep coverage, achieves the refined command communication of different architecture layers: the rear commanding center, the front commanding center and the onsite rescue team, can guarantee that the problems of communication interruption and paralysis caused by the great decreasing of the communication capability caused by the damages to a base station are solved in the maximum range after a major disaster, guarantees the refined command in the onsite rescue process, and greatly improves the emergency communication guarantee capability.

The related innocent treatment method for ardealite as by-product in wet method comprises: adding water and repulping, alternative vacuum filtering and cleaning by water to remove the water-soluble P2O5 and F, returning the filtered liquid to recover the P2O5 and F; sending the cleaned gyps for building, or wet slagging off to send to neutralize with limestone till pH value>=4.5, clearing to obtain the sediment. With low cost, this invention reduces ardealite danger, and improves source utility.

The invention discloses a selective zinc oxide leaching and weak acidic zinc sulfide flotation smelting and selection combining process. For oxygen and sulfide mixed lead zinc ore, a zinc wet-method smelting process and a zinc flotation process are combined, zinc oxide in the ore is partially and selectively leached out by the first wet-method smelting process, and then zinc sulfide in the ore is floated out by the flotation process. In order to overcome the difficulty in treating the oxygen and sulfide mixed lead zinc ore, the invention provides the smelting and selection combining process which is short in process flow, reliable in technology, easy to operate and control, relatively low in material consumption and energy consumption for production, high in metal reclaiming efficiency, relatively good in economic benefit and high in practicability, the recovery of lead and zinc in the low-grade complex difficultly-selected oxygen and sulfide mixed lead zinc ore can be greatly improved, and the total recovery of lead and zinc can be up to over 90 percent.

the invention aims to provide a self-adaptive region dividing method and system. The method includes the steps of building an environment map based on the laser radar data and the mileage counting data, so as to determine the environment information of the target equipment; and performing feature extraction according to the laser radar data, so as to determine characteristic data, wherein the characteristic data comprise line characteristic data and point characteristic data; generating a virtual door according to the characteristic data and the environment information where the target equipment is located; dividing a to-be-divided region where the target equipment is located according to the virtual door, so that a virtual door is generated according to the laser data of the current environment, so as to achieve the purpose of adaptively dividing the region. In this way, the target equipment can more efficiently and quickly cover the whole space.

An annoyance degree assessing method for a combined effect of environmental vibration and noise of a subway. The method comprises: according to a linear correlation between a degree of vibration felt by human bodies and a vibration level, establishing an annoyance degree membership function in a subway vibration environment by using a fuzzy mathematics method; introducing a normal distribution function to describe uncertainty of a vibration reaction caused by individual differences; coupling the annoyance degree membership function and the normal distribution function, to establish an annoyance degree model of environmental vibration of a subway; obtaining an annoyance degree model of environmental noise of the subway by using the same method; and determining an annoyance degree feature of people under a joint action of vibration and noise according to a result of a sampling survey, establishing a combined annoyance degree mathematical model, and inputting measured vibration and noise data into the model, so as to calculate a combined annoyance degree in the environment of vibration and noise. The assessing method can calculate the relatively accurate annoyance degree of the people in the environment of vibration and noise, and implement environmental quantitative evaluation and grading of a subway area, so as to provide guidance for space resource exploitation and utilization, vibration preventiion and noise reduction in an area near a subway.

The invention discloses an environmental privacy protection processing method and system based on face recognition. The processing method includes the steps: continuously acquiring peripheral image information of an electronic device by the electronic device through an image acquisition module; performing face recognition and calculation for the continuously acquired image information, recognizing the number of facial elements in images, determining the number of faces, analyzing predetermined action thresholds according to the number of the faces in image information data and change of facial image characteristic data corresponding to the facial elements, and judging whether a third person joins except for a protagonist within a limited viewing field of vision or not; controlling and issuing predetermined user warning operation and response to remind objects facing a camera shooting device or a camera when the third person joins except for the protagonist. By the aid of the method and the system, environmental privacy and safety of parts of the objects can be realized, face recognition warning functions can be achieved, warning can be automatically recognized, and safety is improved by the aid of the predetermined warning operation.

The invention discloses an MEMS thermal type wind speed sensor having an on-chip self calibration function. A thermal temperature difference signal provided by a heating element on a sensor encapsulation surface replaces a temperature difference signal generated by a wind tunnel, so the problem that sensor measurement and calibration must be performed in wind tunnel environment is prevented. The sensor has the advantages of simple structure encapsulation, very low testing cost and convenient maintenance, and can perform calibration detection on site.

The invention relates to an environmental evolution and impermeable failure analog simulation system for a refuse landfill closure coverage system and belongs to the technical field of environmental engineering. The analog simulation system consists of a man-made climate system, a coverage system failure test platform, a digital imaging system, a stress-temperature-moisture monitoring system, a flow and sediment monitoring system and an environment parameter control and acquisition analysis system. The simulation system can be used for realizing environmental evolution and impermeable failure analog simulation of the closure coverage system under external dry-wet alternation and freezing and thawing cycle and internal high-temperature and supernormal environment conditions of the refuse landfill, dynamically monitoring multiple parameters such as the vegetation root growth, crack extension, stress-temperature-moisture distribution and subsurface runoff sediment and infiltration rainwater amount inside the closure coverage system and comprehensively analyzing the multiple parameters through the environment parameter control and acquisition analysis system.

The invention belongs to the field of high polymer materials and in particular relates to a degradable resin-starch-kenaf extruded plastic master batch. The degradable resin-starch-kenaf extruded plastic master batch comprises the following components by volume percent: 30%-60% of polyethylene, 0-50% of starch and 5-40% of kenaf, wherein the polyethylene is composed of low-density polyethylene and maleic anhydride modified polyethylene in the volume ratio of (0.2-5):1. The extruded composite resin (master batch) material with higher tensile strength and good processing performance is prepared by virtue of a molecular design method; the biodegradation rate is 40%-70% in the presence of aerobiont; the using performance and the processing performance of the composite material are similar to those of the polyethylene, so that the material is green and environment-friendly, and therefore, the purposes of protecting the environment, efficiently utilizing the resources and lowering the cost are achieved.

The invention belongs to the field of environment simulation configuration and test of media players based on point-to-point data transmission, and provides a test method and a system for media players based on the point-to-point data transmission. The method includes configuring a test environment of the point-to-point data transmission, simulating scenes and observing effects, and calculating the efficiency of the point-to-point data transmission. The system comprises a content delivery network (CDN) server, a Tracker server and a plurality of node terminals. Aiming at playing effects of the media players based on the point-to-point data transmission and handling of various abnormal situations, the point-to-point data transmission environment simulation configuration and test coverage within a small scale can be achieved.

The invention discloses an ecological cyclic utilization system for organic waste. The ecological cyclic utilization system comprises: a collection system; a reaction system, which is composed of an anaerobic fermentation device and a conditioning, turning and throwing unit, wherein the collection system is connected with the anaerobic fermentation device, and the anaerobic fermentation device is connected with the conditioning, turning and throwing unit; and a low temperature drying device, which is composed of a shell, a heating pipe and a first vacuum pump, wherein the heating pipe is arranged at the bottom in the shell in a coiled way and forms an annular shape or rectangular-ambulatory-plane shape, the upper part of the heating pipe is provided with a screen which has thermal conductivity and is used for feeding a material, the screen is arranged to be in a waveform, abuts against the heating pipe and is heated by the heating pipe, the first vacuum pump is communicated with gas in the shell, and the the conditioning, turning and throwing unit is connected with the low temperature drying device.

The high performance water lubricated mechanical driving system based on new type of composite engineering material includes a high elasticity shaft coupler, a sealing device, a front water lubricated bearing, a back water lubricated bearing, and a water supplying system. It his natural water as lubricating medium and has or has not dynamic sealing device mounted through the back water lubricated bearing to constitute a closed or opened water lubricated mechanical driving system. Compared with traditional mechanical driving system, the high performance water lubricated mechanical driving system has greatly lowered friction, wear, vibration, noise and no-work loss, greatly raised reliability, saving in mineral oil and noble metal material, and environment friendship, and may be applied widely.

The invention provides an intelligent glasses-based Chinese text reading system assisting in visual impairment. The system comprises a high-definition camera, a loudspeaker, Bluetooth, an android mobile phone, a head-mounted micro-display screen, a strip-shaped computer processor, a high-performance large-capacity battery, a solar cell and the like. The android mobile phone comprises an App control module, an image text identification module, a language transmission module, a Bluetooth transmission module and the like. According to the system, characters in a document can be identified and a natural scene text can be located and identified; and the system has the characteristics of high locating and identification precision, low cost, good robustness, high automation degree and the like, and can widely serve people with poor eyesight and provide assistance for people with poor eyesight in reading and life.

The invention is a method for manufacturing a micro dynamic pressure resistance pressure sensor, using MEMS silicon micromachining method to manufacture a micro pressure sensitive chip of an E-type silicon cup force sensitive structure; the back of the chip is welded with Pyrex or GG-17 glass ring plate to form a pressure sensitive component; the naked surface of the glass ring is pasted at the upper end of the a ceramic pipe provided with spline groove on the circumferential surface, which are provided with silver baking electrode; the lead of the pressure sensitive component is an inner lead welded on an inner pressure soldered dot on the right side of the chip, and the other end of the inner lead is welded to the upper end of the silver baking electrode, the outer lead is welded to the lower end of the silver baking electrode; the pressure sensitive component is put in the outer pipe of the sensor and seal-boned with the outer pipe; the top of the sensor is welded with a top cover, and a small hole is made in the center of the top cover corresponding the chip; a micro cable drawing out the outer lead is fixed by injection component with a micro air pipe connected with back pressure cavity of the chip and then they are bonded to the bottom end of the outer pipe of the sensor; and the manufactured sensor has very strong light resistance and electromagnetic interference resistance and prevents destructive impacts.

The invention provides a bubble drainage treatment process, which belongs to the technical field of mining drainage treatment, and comprises the following steps in sequence: oil separation, demulsification coagulation, catalytic oxidation, complex coagulation, hard removal, low temperature evaporation and SBR biochemical treatment. The bubble drainage treatment process provided by the present invention realizes the treatment goals of harmless, reduction and resource utilization of gas extraction wastewater in gas fields; ensures the normal production of gas fields, and does a good job in pollution prevention and energy saving and emission reduction; eliminates environmental hidden dangers, protects Ecological environment of the gas field; speed up the construction of "ecological engineering" of the gas field, promote the harmonious and scientific development of the local economy and the gas field, and achieve a win-win situation for the economy and the environment.

The invention discloses preparation, induced differentiation and application of a self-assembled mesenchymal stem cell aggregate. The mesenchymal stem cell aggregate is prepared through the following steps of (1), coating a porous culture plate by using aquogel under aseptic conditions; (2), carrying out amplification cultivation on mesenchymal stem cells to obtain the third generation; and (3), preparing cell suspension from the third generation of mesenchymal stem cells by using aggregate forming induced liquid, adding the cell suspension into each pore of the coated porous culture plate so that the number of cells in each pore is 1*10<5> to 1*10<6>, changing the aggregate every day to form induced liquid for one time, and putting the porous culture plate in a cell culture box to culture so as to form the mesenchymal stem cell aggregate with the diameter of 500-600mu m. According to the invention, high-density three-dimensional culture of mesenchymal stem cells can be realized without a bracket material; the uniformity of chondroblast induced mesenchymal stem cells is increased; and the mesenchymal stem cell aggregate can be directly used for repairing articular cartilage defects.

An environmentally friendly water-based heat-expandable adhesive panel, having high adhesiveness and containing solvent-free resins, comprises a substrate layer functioning as a base layer, a primer layer coated on the substrate layer and a heat-expandable layer coated on the primer layer, which is for use in an electronic or plastic component processing process to adhesively fix electronic or plastic components in place temporarily and separate, upon completion of the processing process and commencement of a component-reactivating process, the components from the water-based heat-expandable adhesive panel by heating the water-based heat-expandable adhesive panel at a fixed temperature for a specific period of time, so as to reduce volatile organic compound (VOC) emissions and effectuate environmental protection.

The invention discloses an environment control type air handling unit. The environment control type air handling unit comprises a box body, a controllable adjustment primary filtration system, a controllable adjustment medium efficiency filtration system, a controllable control heat transfer system, an adjustable control power system, an air quality concentration sensor, an air temperature sensor, an air humidity sensor and a control system. An air return port and a fresh air port are sequentially formed in one end of the box body, and an air supply port is formed in the other end of the box body. All the systems are sequentially adjacently arranged in the box body, and the controllable adjustment primary filtration system and the fresh air port are adjacently arranged. The systems and the sensors in the box body are connected with the control system respectively. According to the environment control type air handling unit, based on comparison and matching of the outdoor environment actuality with the indoor environment requirement, the filtration systems of various levels and the heat transfer system of the air handling unit are controlled to close or open, input and output of the power system are adjusted, environment control and energy saving are achieved during different seasons and different time periods and when different application environments change, and the using requirements are met.

The invention discloses an epidemic prevention robot based on infrared temperature measurement and sound screening and a detection method. The epidemic prevention robot comprises an inspection robot,a wireless charging station and a monitoring center server. The inspection robot comprises a chassis box body, the chassis box body is provided with a lithium battery, a wireless charging module, a communication module, a GPS and inertial navigation module, a motor and driving control module, a core processing module, an ultrasonic obstacle avoidance sensor, an emergency stop button, a wired charging interface and a power receiving panel, and a middle box body is mounted at the top of the chassis box body; a lifting mechanism, a lifting mechanism driving motor, two six-degree-of-freedom mechanical arms and a display are arranged on the middle box body; and the wireless charging station comprises a charging parameter detection module, a charging management module, a wireless communication module, a power conversion module, a power supply panel and an environment monitoring, positioning and navigation unit. According to the epidemic prevention robot, an inspection robot technology and atemperature measurement and epidemic prevention technology are combined, a deep learning technology is applied, body temperature and sound detection and screening are conducted, and intelligent epidemic prevention screening is achieved.

The invention provides a petrochemical enterprise risk environmental management system. The system comprises an environmental risk assessment module, an environmental hidden danger module, an environmental risk early warning module, an environmental emergency module and an aid decision making module. The system can help the enterprises to carry out the jobs such as environmental risk daily management, in-advance early warning and environmental emergency disposal, so as to improve the environmental risk management level.

The invention belongs to the field of logistics management, and particularly relates to a task allocation and path planning method for a cooperative logistics problem. The method comprises the steps that firstly, a model building, wherein M sub-companies are governed by a head company, all the sub-companies share N orders which need to be met, and the sub-companies uniformly use vehicle types withthe same load capacity to transport cargoes, wherein the target is to obtain a path driving scheme with the shortest transportation distance; and step 2, model solving including redistributing the total order according to the result of order redistribution, thereby distributing the order to a relatively nearest sub-company according to the geographic position complementarity of the order, and realizing the optimal distribution of the total order. And the next step is to plan the vehicle paths in the sub-companies based on Sm and Rm, and the target is to optimize the transportation cost of each sub-company and obtain the vehicle distribution route with the minimum transportation distance. According to the invention, the transportation cost of logistics companies and sub-companies thereof can be reduced, and the emission of CO2 can be reduced, so that win-win and environment-friendly development among the companies can be realized.

The invention provides an intelligent nitrogen-enriched ozone atmosphere-controlling quality-guaranteeing freshness-preserving method and an intelligent nitrogen-enriched ozone atmosphere-controlling quality-guaranteeing freshness-preserving device for foodstuff storage and transportation process. The device consists of a nitrogen and oxygen separation system, an ozone generation system, a temperature and humidity and gas concentration test control system, a direct circulation air supply system, a 360-degree uniform flow atmosphere control air supply system, and an intelligent control system. According to the method and the device, stored foodstuff is subjected to circulation atmosphere control, quality adjustment and freshness preservation or quality preservation drying treatment by utilizing the characteristics of nitrogen and ozone and taking air as a carrier, gas composition and temperature and humidity in a barn are changed to damage the growing environment of pests and molds, and the physiological respiration of the foodstuff is adjusted, so that mold resistance and sterilization, moth resistance and insect disinfestation, quality adjustment and freshness preservation, quality preservation drying and safe detoxication can be realized, and aims of economy and practicability and environment-friendly foodstuff storage are fulfilled. Compared with the conventional foodstuff preservation technology, the method and the device not only have the functions of mold and moth resistance and quality keeping, but also have the functions of quality preservation drying and quality adjustment and freshness preservation. By the method and the device, the functions of keeping quality and preserving freshness of the stored foodstuff with over high water content can be realized, the quality of the stored foodstuff can be improved and water content decrement loss is reduced. The device is environment-friendly, and mycotoxins and organic phosphorus pesticide residues in the foodstuff can be degraded, and the device and the method do not cause secondary pollution to the foodstuff and storage and transportation environment.

The invention relates to the field of deep processing of fruit wine, vegetable wine, food wine and Chinese herbal medicinal steeping wine, in particular to a novel method for making novel high-quality wine with high-medium degrees. The method is characterized by comprising the following steps of: freezing fully-brewed fermented raw wines with and without mash into an ice cube by using vacuum freeze-drying equipment or low-temperature freezing equipment, controlling the gradual heating of the vacuum freeze-drying equipment or the low-temperature freezing equipment to gradually unfreeze the ice cube, extracting the wines to obtain wines with different alcohol degrees in a subsection mode in the unfreezing process by utilizing the physical characteristic that the alcohol and fragrant substances in the wine are volatized and unfrozen before water, and subsequently blending the wines with different alcohol degrees according to needs. The wine made by the method has better mouth-feel; active ingredients in raw materials can be better reserved; and moreover, the whole brewing process is more environment-friendly.

The invention discloses a gas insulated bus grounding device which comprises the components of an inflation chamber body which comprises an inflation chamber and a pressure releasing channel, wherein a pressure releasing device is arranged between the pressure releasing channel and the inflation chamber, and the inflation chamber is provided with a self-sealing valve; six bus sleeves which are mounted on a side plate of the inflation chamber, wherein two bus sleeves are in one phase and are arranged in a facing manner; three phase main buses which are arranged in the inflation chamber, wherein each phase main bus is arranged between the two bus sleeves of a corresponding phase, and each phase main bus is connected with the main bus of an external switchgear through the two bus sleeves of the phase; three phase grounding assemblies in the inflation chamber, wherein the upper end of each phase grounding assembly is connected with the main bus of the corresponding phase, and a guide rod lower supporting in each phase grounding assembly is connected with one side plate in the inflation chamber; and a driving mechanism which drives the three-phase grounding assembly for realizing grounding switching-on and grounding switching-off. The gas insulated bus grounding device realizes reliable grounding of the main bus of the gas insulated switchgear and furthermore has advantages of high on-and-off capability, small size and high safety.

The invention discloses a risk assessment method for a sudden drainage basin water environment of a hazardous chemical production enterprise, and the method employs an environmental sensitive receptorinfluence derivation method, takes an environmental sensitive receptor as an assessment basis, and carries out the environmental risk assessment according to the influence degree of the leakage amount of substances stored or produced in an enterprise factory on the environmental sensitive receptor. And for the region with the environmental risk, determining the environmental risk level of the region in combination with the level of the environmental sensitive receptor. And further according to the provided dangerous chemical storage planning line, taking the dangerous chemical storage planning line as an auxiliary decision-making basis for finally determining a dangerous chemical storage scheme. The invention further discloses a risk assessment system for the sudden drainage basin water environment of the hazardous chemical substance production enterprise, the risk assessment system helps the enterprise to carry out daily environment risk management, early warning, environment emergency disposal and other work, and the environment risk management level is improved. And meanwhile, the prediction simulation of an emergency environment event is realized, and the environmental emergency disposal level is improved.