133 results about "Water Movements" patented technology

An elongated cylinder is fully submerged, in vertical orientation, just below the mean water level of, e.g., and ocean, and of a length, dependent upon surface waves of preselected wavelength, such that the top of the cylinder experiences relatively large pressure variations in response to over passing waves while the bottom of the cylinder experiences an almost steady pressure substantially independent of the over passing waves. The pressure differential over the length of the cylinder is used for causing relative movements between the cylinder and adjoining water, and such relative movements are used for driving a piston of an energy converter. The cylinder can be hollow and in fixed location for causing water movements through the cylinder, or the cylinder can move through the water relative to a fixed transducer. In one version of the movable cylinder, the transducer is fixedly mounted on a fixed in place float disposed within the movable cylinder. In a second version, the transducer is fixedly mounted beneath the movable cylinder on the ocean floor, and the cylinder is coupled to the transducer.

The invention discloses an amphibious robot with a transformable structure. According to the amphibious robot, a six-foot transformable structure is adopted, so that the movement mode of the robot is flexible and variable, the functions of wheeled quick movement, bionic crawling movement and water surface navigation movement are achieved, and the three kinds of functions are respectively applicable to flat pavement, rugged pavement and water surface navigation conditions; the environmental adaptability of the amphibious robot is strong, smooth transition in water and land environments is realized, the requirements of the robot on multi-movement-mode continuous transformation for land movement and water surface movement in an amphibious environment are met, and the rapidity and coordination of movement of the robot are guaranteed; the amphibious robot adopts an embedded propeller wheel, so that the problem of power conversion of the robot in a land-to-water-surface switching process is solved, propeller blades can be effectively protected in land movement, power can be provided for water movement of the robot, the additionally arranging of additional underwater propulsion equipment is avoided, and sustained and stable work in water and land transformation media is realized.

An analytical framework and modeling process for assessing salinity contamination of soil ecosystems in geographical areas related to oil and gas production sites combines detection and monitoring of unplanned saltwater releases from such production activities with soil impact prediction. The analytical framework and modeling process enables an assessment of risks associated with saltwater disposal from drilling operations to the surrounding environment and the impact on soils, aquifers, rangeland, cropland, and adjoining areas by monitoring water movement and other soil conditions, and generating predictive output data for landowners, farmers, oil and gas production site operators, governmental regulators, and other end users for contamination mitigation and agricultural activities.

The present invention relates to a water movement device comprising a flexible wall (1) placed in water close to the surface, substantially vertically in a static rest state, made up of optionally perforated (5) massive unit blocks (4) assembled to one another in strings by cables (2, 3) on which said blocks (1) are threaded or on which said blocks are crimped, said cables comprising: a series of cables (2) disposed vertically (ZZ′) side by side, parallel to one another, and a second series of cables (3) disposed horizontally (XX′) one above another and in parallel, and said vertical cables (2) being suspended or tensioned at their top ends and / or respectively tensioned or moored at their bottom ends, and said blocks including empty orifices (5) passing through them between the front and rear faces (1-1, 1-2) of said wall (1), and / or empty spaces (7) between said blocks, such that said orifices (5) and / or empty spaces between said blocks (7), if any, confer overall porosity on said wall lying in the range 5% to 75%, preferably 20% to 45%, of the area of the vertical section of said wall.

A water monitoring device monitors and maintains swimming pool chemistry. The device includes sensors that detect water chemistry. The water monitoring device can communicate with computers and servers. This system can be used to determine if corrections to the water chemistry are required to maintain water sanitation. The device can monitor: pH, air temperature, water temperature, free chlorine levels, oxidation reduction potential, alkalinity, oxygen demand, water movement and velocity, and electrical conductivity.

The universal power generator utilizing the energy of wind, water stream, or a sea waves for manufacturing clean water from humid air is shown in FIG. 1 by the side 1 and front 11 views.The above generator contains the following units: swing system which are comprised of the pendulum system (54,56) sail blade systems (2,4,66,68). The sail system is formed of a plurality of blades (a, b, c, d) installed on two frames (4,66), which swing on two horizontal axles (6,8) which are disposed according to the wind direction or the flow of water movement by weather cock system. The tips of the lower blades can be used as paddles.If the upper blades (a) of the frame (4) and the lower blades (b) of the frame (66) receive any stream of energy then the other blades (c) of the frame (66) and lower blades (d) of the frame (4) move in manner like a weather cock at the same time. At the end of each swing, the blades change their action.The design of sails blades allows for a simple regular means of cooling humid air in the special air chambers. The above generator produces electro energy for a cooling from natural, clean and renewable sources of energy, therefore water is extracted from humid air at a very low cost. A set of membranes separates a tiny bit of water from humid air in the special water headers.

A water monitoring device monitors and maintains swimming pool chemistry. The device includes sensors that detect water chemistry. The water monitoring device can communicate with computers and servers. This system can be used to determine if corrections to the water chemistry are required to maintain water sanitation. The device can monitor: pH, air temperature, water temperature, free chlorine levels, oxidation reduction potential, alkalinity, oxygen demand, water movement and velocity, and electrical conductivity.

Installations for harvesting energy of river and ocean tidal currents consist of multiple Darrieus type turbines with funnels, which are located inline on the river or ocean bottom and oriented perpendicular to direction of water movement due to tide or river current. Use of Darrieus type turbines with funnels significantly increases efficiency of energy utilization of water streams in comparison versus system not utilizing funnels. Use of greater number of Darrieus turbines operating in line allows utilize more powerful gearbox and generator, thus improving economics of their operation. For the purpose of simplification the regular maintenance of the system the generator and all auxiliary systems are located above water, except 90-degrees gearbox. To prevent water entering 90-degrees gearbox it always is under air pressure slightly above hydrostatic pressure of water above it. To prevent lost of power generating capacity, due to accommodation of the growth on the turbine blades surface, special blade-cleaning machine operating in semi-automated mode is introduced.

The invention provides a numerical simulation method considering oil reservoir parameter time variant. The numerical simulation method comprises the steps of step 1, establishing an oil reservoir numerical simulation model, and obtaining a group of new data fields in water injecting and washing times according to attribute parameters of each grid block in the oil reservoir numerical simulation module during each iterative computation process of oil reservoir numerical simulation through computing; step 2, establishing a variation relation model that the reservoir permeability varies with the change of the water injecting and washing times, and correcting a dynamic variation range of static parameters of the oil reservoir numerical simulation model during the iterative computation process all the time; step 3, computing a time variant rule of relative permeability curves based on the change of physical property, and describing a relative permeability curve of each grid in iterative computation; step 4, computing an oil and water movement rule in each iterative time step after the relative permeability curve is obtained. The numerical simulation method considering the oil reservoir parameter time variant, provided by the invention, has the characteristics that the principle is simple, the description is more accurate, the operability is strong, and the like, and thus a very good promotion and application value can be obtained.

A system for detecting and responding to potential drowning situations in particularly adapted to shallow pools and bathing tubs for infants and small children. One or more motion sensors detect potential drowning patterns based on intervals of above-water movements followed by cessation of such movements. Upon detection of a potential drowning pattern, the system implements a succession of responsive modes, including an alarm mode and culminating in a rescue mode, in which the water is rapidly drained from the pool / tub to prevent a submerged child from drowning.

A flow slowing boom for slowing the speed of a buoyant fluid floating on moving water having a direction of water movement and a water surface includes a support structure for positioning at the surface of a body of water across the direction of water movement; an anchoring structure for anchoring the support structure relative to the moving water; a skirt structure; and a pivot structure interconnecting the support structure and the skirt structure so that the skirt structure is pivotably suspended from the support structure and moving water pivots the skirt structure out of a suspended vertical orientation to any of a range of angles beyond vertical including horizontal, thereby constraining buoyant fluid to flow across the skirt structure to slow the speed of the fluid and thus to permit the fluid to buoy toward the water surface for containment. A boom system and method are also provided.

A swimming pool cleaning apparatus that includes a housing with a substantially hollow cavity that runs along the longitudinal axis of the housing; a handle means mounted to the housing for providing directional control and movement of the housing; a wheel means movably mounted to the housing for facilitating forward, backward, and angular movement of the housing along a swimming pool surface; a debris agitator means rotatably attached to the housing to facilitate water movement through the housing and the removal of debris from the swimming pool surface; a scraping means attached to the bottom of the housing for scraping the swimming pool surface; and a debris collection means detachably connected to the housing that filters debris from pool water and that allows filtered pool water to exit from the debris collection means.

An experiment system for a water reciprocating movement law of a water drive oil and gas reservoir type gas storage comprises a water container, a displacement metering pump, a gas booster pump, a gas storage core model, a fluid flowmeter and a control analysis device, wherein the water container comprises a cavity and a piston; the piston divides the cavity into a first cavity body and a second cavity body; pressure between the first cavity body and the second cavity body keeps balanced; the displacement metering pump is connected with the first cavity body and used for quantitatively adding water into the water container; the gas booster pump is connected with the second cavity body and used for quantitatively inflating the water container with gas; the gas storage core model is connected with the first cavity body and used for simulating operation conditions of the gas storage in the reciprocating injection-recovery process; the fluid flowmeter is connected with the first cavity body and the gas storage core model and used for collecting the movement amount of water which flows into or is drained into the first cavity body; the control analysis device is used for controlling the experiment system to simulate the actual injection-recovery process of the gas storage and recording various experiment data. By collecting the experiment data in the injection-recovery operating process, a research basis is provided for analyzing the water movement law in the actual gas storage building and injection-recovery operating process.

The invention discloses a weather-resistant coating and a preparation method thereof. The weather-resistant coating comprises the following components in parts by weight: 10-40 parts of water, 10-50 parts of an acrylic acid emulsion, 20-70 parts of packing, 0.1-1 part of an ultraviolet absorbent, 1-30 parts of nano zinc oxide, 0.1-5 parts of a dispersing agent, 0.1-5 parts of a wetting agent, 0.5-5 parts of a defoaming agent, 0.1-5 parts of a leveling agent, 0.1-5 parts of a thickening agent and 0.1-5 parts of a preservative. The invention further discloses a preparation method of the weather-resistant coating. By adopting the weather-resistant coating, the ultraviolet light shielding property of a coated layer can be protected, meanwhile, the density of the coated layer can be greatly increased, the water resistance property of the coated layer can be improved, and thus the water movement prevention property of a pre-installed and inverted adhered waterproof roll can be improved; and in addition, the tensile strength and break elongation of the coated layer can be remarkably improved, and thus the waterproof property of the pre-installed and inverted adhered waterproof roll can be improved.

The invention discloses a method for determining a horizontal seepage channel of a runoff area by adopting a tracing technology. According to the method, on the basis of karst region hydrogeology condition understanding, existing hydrogeology observation holes in a region are firstly selected, water level unified measurement is carried out, an underground water flow field is drawn, hydraulic connection among the holes is determined, then a tracing test is arranged, and the horizontal apparent flow velocity in the region is calculated; secondly, a representative drill hole is selected in a targeted manner to carry out long-term monitoring on underground water temperature and conductivity indexes, inflection points of underground water movement in the drill hole are judged, the occurrence depth of a horizontal seepage channel is determined, and the flow velocity of underground water in the drill hole in the vertical direction is calculated; and finally, the difference between flow velocities in the vertical direction and the horizontal direction is comprehensively analyzed to determine a seepage channel. The invention provides scientific basis and decision support for karst water system protection and karst water resource management.

The invention relates to an experimental device for monitoring the whole process of an instability disaster of a discrete fill dam, and belongs to the technical field of geotechnical engineering. Thedevice comprises a water supply device, a rainfall simulation device, a support device and a dam body damage and dam break debris flow motion experiment device. The water supply device provides required water for experiments, the rainfall simulation device is used for simulating rainfall working conditions, the support device is used for supporting the rainfall simulation device and mounting ultrasonic equipment, and the dam body damage and dam break debris flow movement experiment device is mainly used for completing dam body damage and dam break debris flow (flood) movement process research.According to the invention, the evolution process from dam body damage to dam break debris flow (flood) of a tailing dam or a homogeneous earth dam in a downstream river channel can be simulated andresearched under the conditions of rainfall, flood overtopping and piping, parameters such as dam body damage degree, dam body pore water pressure, dam body deformation, dam break debris flow (flood)impact force, flow speed and submerging height are recorded through automatic monitoring equipment, and research on dam body damage and disaster-causing processes is achieved.

A controllable fin surface configuration positionable on the underwater surface of a craft having a bow and a stern, the craft having a direction of travel defined from the stern to the bow, the configuration comprising: at least one hinge adapted to mechanically support the fin surface configuration; and at least one fin surface mechanically attached to the hinge and having a range of motion definable from a closed state to an open state; wherein the closed state is defined by the fin surface configuration offering minimal resistance to relative water movement opposing the direction of travel and the open state is defined by the fin surface configuration offering maximum resistance to relative water movement in the direction of travel.

The invention discloses a high-speed, low-noise and maneuverable submarine. A plurality of arm-hung propellers driven by a motor are arranged on the outer wall of a submarine body, and together propel the submarine to realize the low-noise and high-speed under-water movement of the submarine; and the totally eight arm-hung propellers arranged on the upper, lower, left and right sides of the front and rear parts of the submarine body can rotate within 360 degrees to work around hanging arms, thereby realizing the vertical ups and downs, sidesway, back-running, in-place turning-around and maneuverability of the submarine. The invention is suitable for manufacturing the high-speed, low-noise and maneuverable submarine.

The present invention discloses the methods of utilizing the energy of sea wave in generating electricity. Several generating methods, including air collecting and pressure raising air cylinder method, float type pressure raising method, commutating box method and dam constructing and pressure raising method, are provided. The present invention also provides piston type booster, commutating box for measuring sea wave pressure and strength, automatic tide height regulator, piston type booster gate valve controlling circuit, and sea wave boat with commutating box.

The invention discloses a separation and measurement device for vertical infiltration quantity and horizontal migration quantity of water contained in a litter layer after rainfall is intercepted by the litter layer. The device comprises a steel ring, a drum, a funnel, a water collection tank and electronic analytical balances, wherein the steel ring is nested in the drums, and a nylon mesh is paved at the bottom of the drum for holding litter; the funnel is located inside the drum and below the steel ring, is connected to the flow collection tank through a round tube, and is used for transferring vertical infiltration water in the litter layer to the water collection tank; the water collection tank is located outside the drum, and used for receiving water transferred from the funnel; and the electronic analytical balances are respectively located at the lower parts of the drum and the water collection tank, and used for measuring the vertical infiltration quantity and the horizontal migration quantity of water in the litter layer. The device provided by the invention can separate and measure the vertical infiltration quantity and the horizontal migration quantity of water in the litter layer under the condition of natural rainfall or artificial rainfall, so as to achieve quantitative research on water movement in the litter layer.

Installations for harvesting energy of river and ocean tidal currents consist of multiple Darrieus type turbines with funnels, which are located inline on the river or ocean bottom and oriented perpendicular to direction of water movement due to tide or river current. Use of Darrieus type turbines with funnels significantly increases efficiency of energy utilization of water streams in comparison versus system not utilizing funnels. Use of greater number of Darrieus turbines operating in line allows to utilize more powerful gearbox and generator, thus improving economics of their operation. For the purpose of simplification the regular maintenance of the system the generator and all auxiliary systems are located above water, except 90-degrees gearbox. To prevent water entering 90-degrees gearbox it always is under air pressure slightly above hydrostatic pressure of water above it. To prevent lost of power generating capacity, due to accommodation of the growth on the turbine blades surface, special blade-cleaning machine operating in semi-automated mode is introduced.

The present invention discloses an intelligent regulation method for water usage in an irrigation area. The method comprises: according to the acquired river / canal / ditch network layout diagram, the pump / sluice group layout diagram and the planting structure condition of each water area controlled by the channel / ditch network in the irrigation area, constructing a global topological relationship including the pump / sluice group layout and the planting structure type of each water area; S2, according to the global topological relationship and the Nash equilibrium model, constructing a local waterquantity game matrix between the water users in each sub-area of the irrigation area, and performing an evolutionary game according to the time dimension; S3, according to the spatial topological relationship of each control node in the irrigation area, constructing an overall coordinated control matrix between the control nodes; and S4, coupling the local water quantity game matrix and the overall coordinated control matrix to obtain the adaptive transformation in the water distribution and drainage dynamic process in the irrigation area, and implementing the adaptive intelligent regulationon the water movement of the canal / ditch network in the irrigation area.

The invention discloses a photographing equipment fixing device which comprises a direction sensor, a control circuit, a platform for fixing photographing equipment and a floating part capable of being floated on the water surface, wherein a drive device for driving the platform to rotate relative to the floating part is arranged in the floating part; the platform is arranged on the floating part through the drive device; the control circuit is electrically connected to the direction sensor and the drive device respectively; the direction sensor is arranged on the platform and used for detecting the direction angle of the platform. The invention further discloses a photographing system and a control method of the photographing system. In the whole water surface photographing process, if the floating part rotates due to the interferences of water movement, the platform is controlled to drive the photographing equipment to rotate according to a detected deflection angle when the photographing equipment deflects by a predetermined angle, so that the photographing equipment is kept in the predetermined photographing angle, and therefore, fixed-point photographing of objects on the water surface is realized, and the needed image information is accurately obtained.

Machine for waking a sleeper with water reservoir, water movement means, water lines, water outlet port, and timer / activation device.

A water-swung hammock is an aquatic relaxation apparatus including floatable body means adapted to support a main body frame including leg support means adapted to secure said main body frame to said floatable body means, a staging platform including means for attachment to said main body frame adapted to support a user, a swingable sheet adapted to support a user including means for rigid support, means for swingable suspension and water-swinging means pendular associated to said main body frame adapted to receive water movement for motive power for said water-swung hammock.

The invention provides a double-person diving synchronism analysis method based on camera cooperation and three-dimensional skeleton estimation. The method comprises the steps of cooperatively acquiring action images of a diving athlete by using cameras at multiple viewing angles, sequentially sending the action images to an attitude extraction network to obtain a key point thermodynamic diagram of the diving athlete, obtaining two-dimensional key point information according to the key point thermodynamic diagram, and sending the two-dimensional key point information to a time convolution network to obtain three-dimensional skeleton information; calculating the take-off height of the two diving athletes, the horizontal distance between the two diving athletes and the bedplate and the cosine value of the angle when the two diving athletes enter water according to the three-dimensional skeleton information, and evaluating the action similarity and the action time consistency; collectinga water surface image by using a camera in the overlooking direction, calculating the area of water spots in the water surface image, and analyzing the synchronism of double-person diving in combination with the result. According to the method, the influence of subjective factors during referee scoring can be eliminated, and the analysis result is more objective and fair.

The invention discloses a haplopore dilution method for determining the seepage direction by electrical conductivity, belonging to the field of seepage and underground water movement observation. The method comprises the steps of measuring hole positions and drilling holes, selecting a tracer according to the difference of the electrical conductivities of field drilling water bodies and determining the seepage direction by using an analytic technology for adsorbing a tracer sand body. The method has simple, convenient and reliable operation; the tracer is selected from a nontoxic strong electrolyte solution or a deionized water solution; in addition, with clear and definite principle, the invention has simple, convenient and safe measuring process, correct and reliable result, environmental protection and safety and can completely replace the traditional method for determining the flow direction of radioactive haplopore.

The subject apparatus device which incorporates structural aspects of the invention herein is as an apparatus which is focused on a water flow or hydrostatic water pressure powered rotor mechanism, or other water means, such water driven rotor mechanism having a rotational member as installed within or adjacent to such mechanism in the water, such rotational member having water movement sensitive means to receive the impact of any oncoming water movement or water pressure, for generation of power, such water sensitive means generally being in the form of a rotor member for direct rotational drive of a shaft on which the rotor member is affixed herein, such rotor member being positioned facing generally the resultant oncoming water flow or water pressure, which leads to means to rotate a turbine, for ultimate generation of electrical or other forms of power.