77 results about "Square kilometer" patented technology

The invention discloses a wind speed forecasting method based on fine boundary layer figure mode for a wind farm in complex terrain. The method comprises the following steps: acquiring historical wind measuring tower data; converting acquired terrain data of a geological information system and the like into static data which can be directly called by a mesoscale weather forecast mode and the fine boundary layer figure mode; carrying out wind farm localization configuration for the mesoscale weather forecast mode and the fine boundary layer figure mode, so as to achieve optimal mode meteorological environment simulation; and taking the mesoscale weather forecast mode and the fine boundary layer figure mode as main body to build a wind farm wind speed forecasting system, and carrying out dynamically adjustable wind farm wind speed forecasting for areas 500 square kilometers around the wind farm for 3-7 days, wherein the horizontal grid resolution is 100m, and the time interval is 5-15 minutes. According to the invention, as the fine terrain data is introduced, and the fine boundary layer figure mode is adopted for100m-resolution dynamic downscaling forecasting. Therefore, the method is more suitable for wind farm wind speed forecasting under complex terrain conditions.

The invention relates to the field of urban rainwater treatment systems, in particular to a separate system pipe network based area fragmented rainwater abandoned flow treatment system. An area internally comprises a sewage header pipe, rainwater branch pipes and sewage branch pipes; the discharging ends of the sewage branch pipes are communicated with the sewage header pipe, the area is divided into a plurality of segments in a grid shape, and the area of each fragment is 0.2-4 square kilometers; each fragment is internally provided with a sewage branch pipe, a rainwater branch pipe and one or more abandoned flow wells; each abandoned flow well comprises a well body, each well body is provided with a water inlet pipe communicated with the discharging end of the corresponding rainwater branch pipe, a water outlet pipe communicated with natural water and an abandoned flow pipe communicated with the sewage header pipe. The separate system pipe network based area fragmented rainwater abandoned flow treatment system is simple in structure, the problem of delay in the long-distance conveying process of initial rainwater in the prior art is solved through the independent abandoned flow wells in the fragments, the treatment pressure of a sewage treatment plant is relieved, the situation that initial rainwater pollutes natural water is further avoided, and discharging treatment of rainwater is more reasonable and effective.

Areal population density and detailed behavior of fish schools and their interaction are continuously monitored over continental-shelf-scale areas spanning thousands of square kilometers by ocean acoustic-waveguide remote sensing. In some embodiments, the capacity of certain geophysical environments, such as contininental shelves, islands, etc. to behave as acoustic waveguides is utilized; sound propagates over long ranges via trapped modes that suffer only cylindrical spreading loss, rather than the spherical loss suffered in conventional sonar approaches.

The invention provides a light and small three-dimensional laser scanning measurement system and method. The light and small three-dimensional laser scanning measurement system comprises a GPS (Global Position System), an inertial navigation system INS, a laser scanner, a digital camera, a serial port and a data acquisition computer, wherein the GPS positioning system comprises a GPS antenna and a GPS receiver, which are electrically connected with each other; the GPS receiver, the inertial navigation system INS and the laser scanner are connected to the data acquisition computer through the serial port; and the GPS receiver is further respectively connected with the digital camera and the INS. The invention has the advantages of low cost and good portability, and is particularly suitable for data acquisition in small regions, such as small districts, factories, villages and towns within an area of 50 square kilometers.

The invention relates to a method for realizing cell broadcast warning information by a mobile communication network. The method comprises the following steps of: A, setting a cell broadcast warning information publishing platform used for inputting, auditing, publishing and managing the warning information; B, setting a cell broadcast gateway which is communicated and linked with the warning information publishing platform so as to lead the warning information publishing platform to realize butting with a BSC (Base Station Controller) or an RNC (Radio Network Controller) of the mobile communication network; C, carrying out grid area partitioning on a GIS according to the size of 1 kilometre multiplied by 1 kilometre so as to realize that the minimum unit of the warning information publishing is 1 square kilometers; and D, when planning to publish the warning information, inputting the information by an information inputting terminal, forwarding the warning information to each BSC or RNC by the cell broadcast gateway when the information is audited strictly by an information auditing terminal and passed, and transmitting the information to each mobile communication terminal in an information publishing range by corresponding BTS.

The invention relates to a big data-based method for identifying boundaries of an urban active area and a central urban area. The method is based on information data, four indexes of dynamic and static combination are adopted for comprehensive analysis. The boundary of the urban active area and the central urban area identified based on a kernel density method; practicality of the method is provedby taking Guangzhou as an example, and mature boundaries of a central vitality area and a central urban area of Guangzhou are identified to be 93 square kilometers and 600 square kilometers respectively and are basically equivalent to those of an international first-class city, so that a more persuasive basis is provided for urban traffic development policy experience reference of different areas.

The invention relates to a separate-zone rainwater flow, regulation and storage, and on-line treatment system with obvious initial rainwater features under separate system and a mixed flow system, and belongs to the rainwater treatment technology field. The system comprises a rainwater branch pipe, a sewage branch pipe, and a sewage header pipe. A whole pipe network area is divided, according to mesh separation, rainwater treatment separate zones each of which is 0.2-4 square kilometers in area. Each rainwater treatment separate zone includes a rainwater branch pipe, a sewage branch pipe and a rainwater flow well. Each sewage branch pipe is communicated with the sewage header pipe. The sewage header pipe is communicated with a sewage treatment plant. A rainwater inlet of each rainwater flow well is communicated with the rainwater branch pipe. The system also comprises a regulation and storage on-line combination system, which includes a water inlet and a water outlet. A clear water outlet of each rainwater flow well is communicated with the water inlet of the regulation and storage on-line combination system. A sewage outlet of each rainwater flow well is communicated with the sewage header pipe. The water outlet of the regulation and storage on-line combination system is communicated with natural water.

The invention provides an inversion method of microscale deposition stage palaeogeomorphology in a weak construction deformation range, and the method comprises the steps of 1 determining a current construction of a work area, namely determining a trend surface of the current construction; setting the distance between the current construction surface in vertical direction and a trend amplitude wire as a proposed construction amplitude; subtracting trend surface landform data from the current construction landform data to get proposed construction amplitude data; 2 determining a deposition stage construction trend surface; and 3 adding the deposition stage construction trend surface and the proposed construction amplitude data obtained from step 1 to get a deposition stage palaeogeomorphology. <{EN2}>According to the method, the distribution heterogeneity of high-quality reservoirs can be known when exploiting gas fields that has an area of only hundreds of square kilometers and a well spacing of 1000 meters or less; and the success rate for well encryption can be raised.

The invention discloses an area partitioned rainwater flow distribution, storage regulation and processing system based on a combined-system pipe network. According to the system, an urban water processing system is divided into a plurality of independent water body processing districts, wherein the area of each water body processing district is 0.2-4 square kilometers; independent small-scale rainwater processing facilities are arranged in the water body processing districts, and each rainwater processing facility only needs to process rainwater flowing out of a rainwater branch pipe corresponding to the corresponding water body processing district and sewage flowing out of a sewage branch pipe corresponding to the corresponding water body processing district; the area of the water body processing districts is small, and therefore the time difference between the time when rainwater at the point far away from the rainwater processing facility is converged to the rainwater processing facility and the time when rainwater at the point close to the rainwater processing facility is converged to the rainwater processing facility in each district is small, the problem that primary rain contains a large amount of later-period rainwater because of the convergence time differences of the far points and the near points of the pipe network is solved, the mixing degree of primary rainwater and later-period rainwater is greatly lowered, the processing effect of rainwater is remarkably improved, and the aim of effectively, unceasingly and efficiently conducting filtration and purification in combined-system pipelines is achieved.

A recycling resource and recycling energy integration device comprises a greenhouse (1) for creating the continuous rotary motion of the atmosphere and increasing the air temperature of the atmosphere, a suction pump (2) for accelerating the rotary rise force of the atmosphere, a telescopic rod (15) for coping with the change of wind force, wind vanes (16), a combination of glass and solar (21) and an electric generator (24) of the integration device. A desert storm raises gravel overturning trains and brings precipitation to the desert due to acute convection, an ocean storm raises the sea raising ships and brings a lot of rain to the mainland, so that chains of electric generator groups of the integrated device are formed within 500 square kilometers in an arid desert area, and the device is proven through a firework urban and rural desert highway test that the constructed device immediately and continuously collects and promotes rapid convection of the arid desert atmosphere, and the low air pressure produced during electric generation pulls and improves the momentum of the sea breeze moving surrounding the earth and bringing endless water to the desert for increasing precipitation in the desert, the collection amount of the water from sea breeze of mountains on the periphery of the desert and the clammy atmosphere descent amount and infiltration capacity for further enhancing the water level.

The invention discloses a Chinese population spatial gridding method based on night lamplight data. The method comprises the following steps that 1) based on night lamplight data (Nighttime Light Time-series, NLT) acquired by an American defense meteorological satellite program line scanning sensor (Defense Meteorological Satellite Program's Operational Linescan System, DMSP_OLS), a night lamplight data processing flow is researched and developed, and a continuous and compatible night lamplight data set from 1992 to 2013 is acquired; 2) based on population census data and corrected NLT data, population spatialization models of 2000 and 2010 are established, each square kilometer is used as a grid, a Chinese population spatial distribution map is obtained, and the population number of eachgrid is expressed.

The invention discloses a method for improving a saline-alkali soil into a paddy field in three-dimensional space, and relates to a method for improving the saline-alkali soil. The problems that an existing saline-alkali soil regulation method is only a temporary relief, and so that the phenomena of 'desalination' and 'accumulation of salt in the surface soil' can happen in an alternating mode are mainly solved. The method for improving the saline-alkali soil into the paddy field in the three-dimensional space includes the steps that first, two fresh water wells are arranged per square kilometer; second, salt-leaching is conducted; third, the salt content and the pH value of soil are detected after salt-leaching in the second step is finished; fourth, water is used in the growing period, wherein underground water in the fresh water wells is pumped out according to conventional operation so that the entire planting work, growing work and irrigating work in the growing period of paddies can be completed, namely the saline-alkali soil is improved into the paddy field. The method for improving the saline-alkali soil into the paddy field in the three-dimensional space has the advantages that occupied space is little, the construction period is short, and cost is low; time is short, the effect can be achieved rapidly, and the phenomenon of 'accumulation of salt in the surface soil' is avoided fundamentally; secondary pollution is reduced, and salt and alkali water discharging time is shortened; groundwater resources are exploited fully, efficiently, scientifically and reasonably; novel saline-alkali soil can not occur. The method is mainly used for improving the saline-alkali soil into the paddy field.

The invention discloses an all-round deepwater tidal current power station which adopts tidal current generated by gravitation of celestial body for power generation, and solves the technical problem that human beings fail to utilize tidal current for power generation. The all-round deepwater tidal current power station (set) comprises anti-dive wave elimination floats, floating current stabilizing trenches or variable-speed floating current stabilizing trenches, floating power station units, suspension wave elimination dykes, single suspension wave eliminators and the like. The suspension wave elimination dykes and the single suspension wave eliminators are capable of completely eliminating storms and surges to enable a deepwater tidal current power station group to withstand attacks of typhoon, billows and surges from any directions. The all-round deepwater tidal current power station and the power station group have the advantage that a superficial sea area 3m in depth has the power generation capacity of more than 1 billion kilowatt hour per day by exerting 30% of utilization ratio of seawater per square kilometer.

The invention relates to a device for clearing up atmospheric haze. The device comprises a plasma generator, a gas collection cover and plasma output needle tubes, wherein a gas inlet is formed in the lower end of the plasma generator, a gas outlet is formed in the upper end of the plasma generator, the gas collection cover is buckled and arranged at the gas outlet, and a plurality of plasma output needle tubes are uniformly distributed and mounted on the curved surface on the outer edge of the gas collection cover. In the device provided by the invention, one square kilometer is defined as a region, a dust sampler in the region is used for detecting atmospheric quality constantly, and then the plasma generator is driven by a central control module to produce high-concentration plasma; furthermore, under the push of an axial flow fan, the plasma is diffused rapidly; and as the concentration of the plasma is very high, micro-particles in atmosphere in the region can be rapidly aggregated and settled, free radicals effectively treat harmful gas molecules, microbial cell membranes are damaged by an electrostatic effect, bacteria are effectively killed, and produced ozone also has the effect of killing the bacteria and virus.

The invention discloses a forest fire remote early detection warning system based on an intermediate infrared laser. The forest fire remote early detection warning system comprises a intermediate infrared laser radar device, a signal processing and wireless transmitting module, a monitoring system and a monitoring and dispatching center. The forest fire remote early detection warning system has the advantages that the intermediate infrared laser is adopted as a laser radar light source, safe, low-loss, remote and high-precision detection is achieved, the effective detection range reaches the radius being 6 km, effective early fire prevention is carried out on forest coverage within 100 square kilometers, remote control, intelligentization, flexibility and the like of forest fire detection are ensured, and fire early warning is improved to the maximum extent; due to the intermediate infrared laser capable of generating three wavelengths at the same time, accuracy and precision of fire detection are improved, and reliability is high.

The invention provides an airport bird information obtaining method based on a panoramic image monitoring and precise image tracking system. A semispherical polyhedron of the panoramic image monitoring system is densely provided with visible light and infrared CCD camera arrays for covering low-altitude panorama. The panoramic image monitoring system automatically monitors whether there is a bird in a big scene range or not: transmits a signal to start the precise image tracking system to track the bird if there is the bird in the big scene range. The precise image tracking system employs a big-width and high-frame-rate CCD and multiple high-transformation-ratio variable and controllable automatic lenses, achieves the precise tracking monitoring in a range of a plurality of square kilometers, enables the resolution to reach the precision which allows a feature spot of the bird to be recognized, and obtains the morphological characteristics of the bird: body length, body shape, wing shape, tail shape and feather color, and also obtains the bird behavior and posture comprising the flying path, flying posture, wing flapping frequency and amplitude and landing posture, and the detail information of foraging habits.

The present invention provides a method for interpreting a range of magmatic rock intrusion into coal layers based on seismic information, and belongs to the methods for interpreting ranges of magmatic rock intrusion into coal layers. The method comprises three lithologic interpretation methods of seismic inversion, seismic facies analysis and spectrum decomposition; when there are provided with many drilling wells and logging information within a region, i.e., 3-4 wells per square kilometer, the seismic inversion method is used; when the number of drilling wells is small in the region or logging information lacks, the seismic facies analysis and spectrum decomposition methods are used in combination. The three lithologic interpretation methods of seismic inversion, seismic facies analysis and spectrum decomposition are used, and seismic wave dynamics information such as high wave impedance, high frequency and waveform abnormalities of magmatic rocks is comprehensively utilized. In combination with drilling and mining geology information, works for interpreting the range of magmatic rock intrusion into the coal layers are carried out. The method is advantageous in that cross technology of physical geography and mining engineering is applied, geological guarantees are provided for coal mine safety production, the production cost is lowered, and the service life of equipment is raised.

The invention relates to a water-carriage system with pipe in net, comprising one by one basic waterway modules. A waterway module covers 1 square kilometer, comprising water pipe (1), pipe cross (2), tap (3), water flow meter (4), water inlet (5), switch valve (6), three-way pipe (7), protection tip (8) and so on. It can by reproduced and extended continuously. In the region under the constraint of geographical condition water-carriage system can be connected with adjacent water-carriage system with pipe in net by pipes according to surface configuration. When the water-carriage system extends to water resource it can be taken into the water-carriage system. As the system is enlarged there are more water resources in it so that the region extended by the system can have water used. The water-carriage system can lessen infiltration and evaporation of water, be favorable to transport water to water deficient regions or make use of water resources rationally. Because of the method using as construction meantime, higher utilization ratio and lower cost it is the effective method for fathering desert and wasteland in north-west region and irrigating farmland in water deficient regions.

The present invention provides an analysis method for dynamic aircraft motion characteristics by a twin-line array TDI space camera, and relates to the fields of TDI camera dynamic imaging and image processing. The technical problems of motion characteristic imaging analysis of motion targets such as an aircraft in an area of hundreds of square kilometers in the prior art are solved. The method does not change a push-broom imaging mode of a TDI camera, establishes a space optical dynamic imaging three-dimensional position and speed vector model according to the time and space information association of push-broom imaging between the dynamic change target of space flight and the twin-line array TDI camera, employs a median method to calculate a dynamic flight geometric center as a positionmiss distance, and finally employs speed vector mapping to calculate the flight speed and direction of the dynamic target to achieve motion characteristic imaging analysis of the dynamic targets suchas an aircraft. The analysis method for dynamic aircraft motion characteristics by the twin-line array TDI space camera is simple, reliable and easy to implement, and can perform analysis for the motion characteristics of large-range dynamic targets through short-interval static images to allow the dynamic motion target position and the time information to strictly maintain matching.

The invention relates to a trailer capable of removing fog and haze and an device thereof. An air purifying device installed on a trailer chassis is a box body with two open ends and is composed of anair inlet, an air outlet and an internal purifying unit or a purifying assembly; the internal purifying unit includes a liquid spraying device and a liquid storage groove for receiving liquid, and the liquid in the liquid storage groove can be circularly conveyed to the liquid spraying device by a water pump. The device can purify air flowing through the air purifying device, when multiple trailers with air purifying devices move in a city, a great amount of air can be purified, and the concentration of fog and haze is reduced. The air quality of the two sides of a road can be improved to a certain degree. If 30,000 trailers capable of removing the fog and haze are added in Beijing, 0.5 billion cubic meters of air can be purified per hour, 5 billion cubic meters of air can be purified perday, and that is to say that the air below five meters in altitude within a downtown, which is 1,000 square kilometers in area, of Beijing is purified once. As time goes by, by using the trailers, acertain air purification effect can be achieved.

The invention relates to an ultra-large type hydroelectric power plant. Flowing seawater, river water and the like can generate kinetic energy, the kinetic energy is converted into mechanical energy, the mechanical energy is converted into electric energy, and therefore people can use clean and low-cost electric energy. The ultra-large type hydroelectric power plant is characterized in that a water turbine shaft core is movably fixed, the position of a water turbine is unchanged, the water turbine transversely lies on a flowing water surface, in the water flow direction, a half of the water turbine is in the water, the other half of the water turbine is in air, a blade propeller of the water turbine is impacted by waterpower to push the water turbine to rotate, the water turbine rotates to drive a power generator to generate power, and the electric energy is produced day and night. The hydroelectric power plant is arranged by tens of thousands of square kilometers front and back and left and right on the sea or river, and huge electric energy is produced to be supplied to zones all over China. The hydroelectric power plant belongs to clean energy, renewable energy and lowest-cost energy, even thought in 1000 years in future, the population of China reaches 5000 millions, the power supply amount can be met, the problems about China energy, haze and climatic variation will be thoroughly solved, and the ultra-large type hydroelectric power plant is the sole right way for electrical energy and energy development in China at present.

The invention relates to a method for removing smog and haze in cities. An air purification device is installed on a motor vehicle to purify the air flowing through the device. When many motor vehicles with the device are moving in the city, a large number of Purify the air and reduce the concentration of smog. If it is installed on all 21,000 buses in Beijing. It will purify 200 million cubic meters of air per hour and 2 billion cubic meters of air per day. The air purification device is an internal purification unit including an electric capture unit and a photocatalyst unit with a matching light source. The purification efficiency can be as high as 95% to 99%, which can improve the air quality on both sides of the road to a certain extent. It can effectively improve the air quality on both sides of the road in a short period of time. 2 billion cubic meters of air, which is equivalent to purifying the air below two meters within an area of ​​1,000 square kilometers in the urban area of ​​Beijing. Accumulated over a long period of time will produce a certain effect of purifying the air. Conducive to environmental protection.