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225results about How to "Guaranteed impact" patented technology

Wind speed forecasting method based on fine boundary layer mode for wind farm in complex terrain

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.
Owner:NANJING UNIV OF INFORMATION SCI & TECH +2

Multi-tube type minimum mixed-phase pressure measuring method and device

The invention relates to a multi-tube type minimum mixed-phase pressure measuring method and device. The multi-tube type minimum mixed-phase pressure measuring device comprises multiple slim pipes connected in parallel, wherein each slim pipe is internally filled with quartz sands for simulating loose sandstone in a stratum; two ends of each slim tube are respectively connected with a fluid inlet and a fluid outlet; an injection pump is connected with the fluid inlet through a middle container; the fluid outlet is connected with a back-pressure valve; an inlet-end reciprocation pump is connected between the fluid inlet and the middle container; an outlet-end reciprocation pump is connected between the fluid outlet and the back-pressure valve; and two ends of each slim tube are provided with interface control valves capable of connecting or disconnecting each slim tube with both the fluid inlet and the fluid outlet. The multi-tube type minimum mixed-phase pressure measuring method, disclosed by the invention, enables gas and crude oil to flow in a reciprocation manner for multiple times in each slim tube by depending on a displacement force, so that the gas and the liquid can be mixed fully. Each slim tube can finish the test of one pressure point, and the measuring data of multiple pressure points can be obtained sequentially through multiple slim tubes, so that the accuracy of the data measurement is improved; and convenience for operation and short test period are obtained.
Owner:PETROCHINA CO LTD

Serially connected optical switch based photon delay structure and numerical-control integrated photon delay device

A serially connected optical switch based photon delay structure comprises a plurality of optical switches and multiple sections of single mode waveguides, wherein one input end of a first optical switch is connected with an input optical fiber, and the other input end of the first optical switch is idle; two output end of the first optical switch are connected with two input ends of a second optical switch respectively through two sections of single mode waveguides; other optical switches are sequentially connected in series according to the connection mode of the first optical switch and the second optical switch; one output end of an Nth optical switch is connected with an output optical fiber, and the other output end of the Nth optical switch is idle; and every two optical switches are connected through a first single mode waveguide and a second single mode waveguide, and the first single mode waveguide is longer than the second single mode waveguide. The serially connected optical switch based photon delay structure has the benefits as follows: the serially connected optical switch based photon delay structure has the advantages of high tuning speed, working stabilization and controllability and realizes mass production by virtue of a mature CMOS (complementary metal oxide semiconductor) technology; and besides, a numerical-control integrated photon delay device is integrated on an SOI (silicon on insulator) silicon chip, the size is small, and the integration level is high.
Owner:THE 44TH INST OF CHINA ELECTRONICS TECH GROUP CORP

Earthquake prevention fixed base for electric pole

The invention discloses an earthquake prevention fixed base for an electric pole. The earthquake prevention fixed base comprises a support base (1), an earthquake absorption structure and a change-over structure (10), wherein an accommodating cavity (2) is formed in the center of the support base (1), a cover plate (3) is arranged on the upper end surface of the support base (1), and a through hole is formed in the center of the cover plate (3); the earthquake absorption structure comprises an earthquake absorption seat (4) and a connecting rod (5), the earthquake absorption seat (4) is arranged in the accommodating cavity (2), and the upper end of the connecting rod (5) stretches out of the through hole; and a sealing ring (6) is arranged between the connecting rod (5) and the cover plate (3), a warp-weft interwoven reinforcing layer (7) is arranged in the sealing ring (6), and a buffer component is arranged between the earthquake absorption seat (4) and the accommodating cavity (2). According to the earthquake prevention fixed base for the electric pole, a disc spring buffer component is arranged between the support base and the earthquake absorption seat, and the sealing ring is arranged between the connecting rod and the cover plate, so that rigid damage caused by transverse waves and longitudinal waves of an earthquake to the electric pole can be effectively prevented. Meanwhile, the earthquake prevention fixed base has the advantages that the production is easy, the mounting is convenient, and the like.
Owner:PINGDINGSHAN POWER SUPPLY ELECTRIC POWER OF HENAN

Camera module package process and structure

The invention discloses a camera module package process and structure. The package process comprises the following steps: sticking a package layer on a photosensitive region of a photosensitive chip in degradable mucilage glue; connecting the photosensitive chip and the component to a module substrate; injection-molding an annular plastic layer on the module substrate, wrapping the component in the plastic layer and wrapping the photosensitive chip from the circumference; degrading the degradable mucilage glue, and peeling off the package layer from the photosensitive region of the photosensitive chip; clearing the degradable mucilage glue, and loading an optical filter and a lens on the annular plastic layer. Through the adoption of the above process, the package layer is firstly stuck onthe photosensitive chip by using the degradable mucilage glue, thereby preventing the photosensitive region of the photosensitive chip from being polluted in the subsequent manufacturing procedure, and achieving the aims of facilitating manufacturing procedure control and improving the yield; after the module semi-finished product is completely manufactured, namely, after the annular plastic injection-molding is finished and the optical filter and the lens are loaded, the package layer is peeled off from the photosensitive region, thereby preventing the package layer from causing light ray refraction, reflection and energy loss, and achieving an aim of improving the image effect.
Owner:TRULY OPTO ELECTRONICS

Method and device for processing messages

The application discloses a method and a device for processing messages, in order to solve the problem that ultra-low-time-delay forwarding requirement can not be met due to large forwarding time delay of time-delay-sensitive business. The method comprises the steps of: acquiring a first slicing data frame included in a first data frame from an MAC (Media Access Control) layer by first network equipment, caching the first slicing data frame to a first queue; acquiring a second slicing data frame included in a second data frame from the MAC layer by the first network equipment, caching the second slicing data frame to a second queue; transmitting the first slicing data frame to a forwarding processing module by the first network equipment, and acquiring first forwarding information throughthe forwarding processing module; and transmitting the second slicing data frame to the forwarding processing module by the first network equipment after the first slicing data frame is transmitted tothe forwarding processing module, and acquiring second forwarding information through the forwarding processing module. Through adoption of the method provided by the application, forwarding time delay of the time-delay-sensitive business in network equipment can be reduced and the time-delay-sensitive business can not be affected by non-time-delay-sensitive business.
Owner:HUAWEI TECH CO LTD

Small multipurpose unmanned aerial vehicle with oil tank embedded into blended wing body

The invention relates to a V-tail unmanned aerial vehicle with an oil tank embedded into a blended wing body. The unmanned aerial vehicle can be used to execute flight missions such as scientific experiments, remote sensing, aerial photographing and the like. The unmanned aerial vehicle is characterized in that: 1) the duration of flight is long and flight missions with high requirements can be conducted conveniently; 2) the use is simple and the operation is convenient; 3) the stability is good and devices such as autopilots, aerial photographing cameras, video cameras and the like can be carried; and 4) the requirement on taking-off and landing conditions is low. According to one aspect of the invention, the small unmanned aerial vehicle comprises a body (1), wings (3), an empennage (7), a left front oil tank (16), a left rear oil tank (15), a right front oil tank (13) and a right rear oil tank (14), wherein the wings (3) are connected on the body (1); and the left front oil tank (16) is arranged at the left front of the internal part of the body (1), the left rear oil tank (15) is arranged at the left rear of the internal part of the body (1), the right front oil tank (13) is arranged at the right front of the internal part of the body (1) and the right rear oil tank (14) is arranged at the right rear of the internal part of the body (1). According to the further aspect of the invention, the left front oil tank, the right front oil tank, the left rear oil tank and the right rear oil tank are respectively provided with shapes adaptive to the wing profile of the body and balanced oil consumption sequences.
Owner:BEIHANG UNIV

Root server extension method and network based on hypertext transfer protocol (HTTP) or hypertext transfer protocol over secure socket layer (HTTPS)

The invention belongs to the technical field of Internet, and particularly relates to a root server extension method and network based on a hypertext transfer protocol (HTTP) or a hypertext transfer protocol over secure socket layer (HTTPS). The method comprises the following steps: configuring a proxy resolving server between an existing recursive server and a root name server; establishing an HTTP or HTTPS connection with the root server; and transmitting a response message of a domain name system (DNS) root server. The network comprises a user, the recursive server, the proxy resolving server and the root name server which are connected in sequence, wherein the proxy resolving server is connected with the root name server based on the HTTP or the HTTPS. Through adoption of the scheme provided by the invention, the influence of a user datagram protocol (UDP) message 512-byte limitation on root extensions can be avoided effectively, and the robustness, performance and Internet Protocol Version 6 (IPv6) support of a DNS are improved. Meanwhile, modification of a current minimum system is reduced as much as possible during scheme implementation, and wide deployment and support of the scheme are ensured.
Owner:BEIJING INTERNET INST +1

Small multipurpose unmanned plane with oil tank embedded into blended wing body

The invention provides a V-shaped tail layout unmanned plane with an oil tank embedded into a blended wing body, which can be used for executing flight missions on scientific research experiment, remote sensing, aerial photography and the like. The unmanned plane has the following characteristics that 1, the flight duration is longer and the implementation of the flight commission with higher requirement on flight time is facilitated; 2, the use is simple and the control is facilitated; 3, the stability is better and the unmanned plane is applicable for carrying equipment such as an autopilot, an aerial camera and a vidicon; and 4, the take-off and landing conditions are lowly required. The small unmanned plane according to one aspect of the invention comprises a plane body (1), wings (3), a tail wing (7), a left front oil tank (16), a left rear oil tank (15), a right front oil tank (13) and a right rear oil tank (14), wherein the wings (3) are connected onto the plane body (1); and the left front oil tank (16), the left rear oil tank (15), the right front oil tank (13) and the right rear oil tank (14) are arranged ahead of the left, behind the left, ahead of the right and behind the right in the plane body (1) respectively. According to a further aspect, the left front oil tank, the right front oil tank, the left rear oil tank and the right rear oil tank are in a shape matched with the wing type of the plane body, and have a balanced oil consumption sequence.
Owner:BEIHANG UNIV

Electric watering spray gun

The invention discloses an electric watering spray gun, which comprises a water inlet pipe, a water outlet pipe, a first drive device, a second drive device, a first elbow pipe, a second elbow pipe, a first three-way joint and a second three-way joint. The first three-way joint is provided with a first water inlet, a first water outlet and a second water outlet; the second three-way joint is provided with a second water inlet, a third water inlet and a third water outlet; the water outlet end of the water inlet pipe is in sealed connection with the first water inlet; the first water outlet is in sealed connection with the second water inlet through the first elbow pipe; the second water outlet is in sealed connection with the third water inlet through the second elbow pipe; the third water outlet is in sealed connection with the water inlet end of the water outlet pipe; the first drive device is in transmission connection with the water inlet pipe; the second drive device is in transmission connection with the second three-way joint. The electric watering spray gun provided by the invention is simple and reasonable in structure, convenient to operate in a labor-saving way, powerful in water flow, larger in output flow, larger in spray gun rotation range, and better in spraying effect.
Owner:NINGBO SHENGDA SUNSHINE AUTOMATION TECH CO LTD

Hair treatment equipment and treatment method for preventing toilet floor drain from being blocked

The invention discloses hair treatment equipment and treatment method for preventing a toilet floor drain from being blocked. The hair treatment equipment comprises a water leakage top cover, whereina large through hole is formed in the middle of the top of the water leakage top cover; a top sealing cover plate is movably clamped in an inner cavity of the large through hole; a hair collection mechanism is arranged at the top of the water leakage top cover. According to the hair treatment equipment for preventing the toilet floor drain from being blocked, under the condition that normal utilization of a toilet dripping device is not influenced, the hair treatment equipment can move along with water flow to carry out shrinkage treatment on hair falling off from people; meanwhile, the hair on the ground can be directly flushed into a sewer line by utilizing the water flow; on one hand, people do not worry about treatment of the hair on the whole ground; on the other hand, people do not need to worry about the blockage of the sewer line when the hair is flushed away; and when a spring moves in a reciprocating manner by clinging to the sewer line, dirt blocks remained and attached on an inner wall of the sewer line can also be shoveled and pinched off, so that the possibility that the sewer line is prone to being blocked after being used for a long time can be avoided and the possibility that the sewer line easily generates peculiar smell can also be eliminated.
Owner:南京溧水高新产业股权投资有限公司
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