51results about How to "Improve the range of adaptation" patented technology

The invention discloses a security guarantee system for Windows terminals based on an auto white list, comprising a white list module and a detection module connected with the white list module; the white list module is used for automatically creating and manually maintaining white list data information; and the detection module is used for detecting whether programs to be executed are legal or not. The invention can automatically generate a white list which is simple and easy for common users, guarantee the security of local files via the control of a server and also effectively prevent stealth Trojan.

The invention relates to a keep-alive system and a keep-alive method, and belongs to the field of keep-alive transportation. A keep-alive transportation vehicle for circulation transportation is characterized in that the transportation vehicle is divided into two relatively independent space regions including a keep-alive object loading region and a keep-alive equipment region, electric power supply equipment, a heat and cold supply system, an atomization spraying device, aeration oxygenation equipment, purification sterilization equipment, a compartment environment monitoring system and an intelligent control system are respectively arranged in the keep-alive equipment region, the intelligent control system controls and maintains the operation work of all systems and equipment of the keep-alive equipment region, the heat and cold supply system can realize the refrigeration mode of cold air preparation or cold water preparation, or can convert the refrigeration mode into a heat pump heating mode of hot air preparation or hot water preparation, the intelligent control system can control the operation of all equipment or systems in the keep-alive transportation vehicle according to keep-alive objects or keep-alive process requirements, and the independent work of any one keep-alive mode of three keep-alive modes is realized. Through the system and the method, the keep-alive transportation adaptation capability can be greatly improved.

The invention discloses synthetic base drilling fluid, which comprises ingredients: base fluid, alkalinity regulating agents, weighting agent and water, wherein emulsion which has the PH value being 8.5 to 10 and the specific weight being 1.2 to 2.0g/cm<3> and is formed by uniformly mixing the ingredients is the drilling fluid, and the base fluid comprises ingredients: limonene, bipentene, butylcellosolve, alkyl polyglucoside, alcohol ether carboxylate, white oil and simethicone. The drilling fluid has the advantages of both ether base type drilling fluid and alpha-olefin type drilling fluid, the influence on the viscosity of the drilling fluid caused by the temperature change is little, the application range is wide, the adopted raw materials hardly contain dutrex, in addition, the price is low, the production cost is low, the biological degradability is good, the environmental-friendly effect is realized, the drilling fluid can adapt to wide acid-base conditions, and excellent surface activity, lubricating performance and chemical stability are realized.

A camera system having a sight device, with a housing configurable for securing about a weapon, the camera connects with a smart phone device for displaying an image from the sight device for accurately targeting with a weapon.

The invention relates to the technical field of green belt maintenance, in particular to an automatic pruning device capable of conveniently maintaining green belts. The device comprises a top plate,the middle of an inner cavity of an installing groove is rotatably connected with a threaded rod through a bearing, the two sides of the outer part of the threaded rod are in threaded connection withthreaded blocks with opposite spiral directions, the ends, opposite to each other, of two hollow sleeve rods are fixedly connected with the two threaded blocks respectively, the lower end of connecting plates are connected with electric telescopic rods, the lower ends of the electric telescopic rods are provided with bases, the two sides of the lower end of the top plate are symmetrically providedwith installing plates, a guiding rod is horizontally arranged between the two installing plates, two sliding blocks movably sleeve the outer side of the guiding rod, motors are installed at the lower ends of the sliding blocks, and output shafts of the motors are connected with pruning blades. The automatic pruning device has the advantages that the structural design is reasonable, the use is convenient, the device has high practicability and functionality, and the use is more convenient.

The invention discloses a primer composition for detecting fragmented DNA target regions and applications thereof, wherein the primer composition includes: a first primer set, the first primer set includes a first universal primer and a second universal primer, the The target points of the first universal primer and the second universal primer are located at both ends of the target region, and are respectively used to constitute the 5' end and the 3' end of the sequencing library; and the second primer set, the second primer The sets include a first set of specific primers and a second set of specific primers. Using the primer composition of the present invention to amplify and enrich the target region of fragmented DNA can significantly improve the scope of primer amplification and the amount of effective template, and then perform sequencing detection on the enriched product, which can significantly improve the fragmented DNA. Detection sensitivity.

The present invention discloses a method for reinforcing the predecessor of the broadband wireless communication system based on the orthogonal frequency division multiplexing technique, wherein each wireless frame of original system is added with a new preamble symbol. The invention also discloses a cell searching method of the mobile terminal in an orthogonal frequency division multiplexing technique. The method comprises the steps of frame synchronizing, frequency synchronizing, extracting and recognizing the cell ID group signal, and extracting and recognizing the cell ID in-group signal. The orthogonal frequency division multiplexing system transmitting end preamble reinforcing method and a cell searching method according to the invention increases the detection probability of the preamble and the adapting range of the system to the frequency offset through arranging novel preamble at the vicinity of the original preamble and designing the preamble which has symmetric time domain and is provided with PN sequence. Through the introducing of the cell grouping information, the number of the cells supported by the system is greatly increased. The realization is simple and the cell searching time is short.

The invention discloses a digital control interface device compatible a three-wire and a four-wire SPI working forms simultaneously, including a SPI control module and a data buffer, wherein the SPI module controls readout and write operations of a RF chip internal register, and includes five I/O ports of a control clock input end, a control enable input end, a control data input end, a control data output end and a control data enable end; the data buffer includes an output buffer (201), an input buffer (202) and a control data enable line, an output from the control data output end of the SPI module is outputted by buffering of the output buffer (201), the control data input end of the SPI module is inputted by buffering of the input buffer (202), and the control data enable line controls the opening and the switchingoff of the output buffer (201) and the input buffer (202). By means of a simple configuration outside an IC chip, it is capable of controlling the inner of an radio frequency IC chip by a three-wire or four-wire forms.

A protection apparatus is provided that can use a thermal fuse at higher voltage and higher current. The protection apparatus includes a protection circuit connected in series between a power supply and a load. The protection circuit includes a thermal fuse with a predetermined operating temperature, activated in response to sensing overheating of the power supply and/or load, and an electrosensitive fuse connected in parallel with the thermal fuse, and activated at a predetermined operating current. The electrosensitive fuse is adapted to be activated only after the thermal fuse has been activated at the predetermined operating temperature.

The invention discloses a universal wood pellet forming technique, which changes the mechanical parameter of a circular mould feed pellet forming machine on the basis of a current circular mould feed pellet forming machine. The circular mould line speed of the circular mould wood pellet forming machine is 1.5-5.5 m/s, the ratio of the diameter and the length of a circular mould hole is 1:6-1:10. The invention adjusts the circular mould line speed of the circular mould wood pellet forming machine into the range which is suitable for pellet forming of various wood materials, simultaneously improves the circular mould and compression roller parameter of the circular mould feed pellet forming machine, which is extensively applied in the pellet forming of various wood materials, and enlarges the application range of raw materials for production. The machinery strength of pellet product completely reaches the standard of Sweden wood pellets, and the energy consumption of unit output is significantly reduced.

The invention relates to a satellite optical fiber compass system and a combined navigation method thereof. Its technical characteristics are: the system includes two GNSS antennas, a satellite compass unit and an optical fiber compass unit, and the two GNSS antennas, satellite compass units and optical fiber compass units are connected in sequence Together; the integrated navigation method uses satellite direction finding information and fiber optic gyroscope information for error compensation and attitude calculation, and at the same time adds polar region processing design to obtain high-precision, high-reliability ship heading and attitude information. The invention is reasonable in design, it combines the advantages of satellite direction finding and optical fiber gyroscope, learns from each other, has the characteristics of high precision, fast start-up, convenient use, etc., can realize all-weather, full-latitude direction determination and attitude determination, and helps to ensure the navigation of ships Safety.

The embodiment of the invention relates to an ionospheric D layer detection system and method based on multi-station lightning low-frequency pulse signals. The system comprises at least two lightning low-frequency pulse signal detection acquisition devices in communication connection and a central processing device; each lightning low-frequency pulse signal detection acquisition device is used for detecting and acquiring and processing the lightning low-frequency pulse signals to obtain a sky-wave ground-wave pulse pair and the time and arrival time difference thereof; the center processing device is used to invert the height of the ionospheric layer D according to the relationship between the arrival time difference and the path difference of the sky wave and the ground wave. The system and method utilize lightning discharge as a radiation source, prevents high-power VLF-LF electromagnetic waves generated artificially, and greatly saves energy. In addition, because the lightning discharge can occur in different locations around the world, reasonable adjustment of lightning low-frequency pulse signal detection acquisition devices can measure the height of the ionosphere at different locations. The system and the method can be popularized and applied in a wide range, improve adaptive range and utilization rate of the ionospheric D layer detection system.

A damper includes a piston with an orifice communicating in an axial direction and dividing a cylinder into two portions in the axial direction, and provides a braking force by resistance of a viscous fluid passing through the orifice when the piston moves inside the cylinder. The piston includes an inner member and an outer member movable in the inner member in the axial direction, which are loosely fitted with a gap for passing the viscous fluid. The inner and outer members are elastically urged with a spring in a direction wherein the inner and outer members are spaced. As the inner member moves to the outer member faster, the gap becomes narrower.

The present invention discloses a biological stencil and the structural method of the biological stencil as well as the identity authenticating method which is used for effectively protecting the safety of the biological data. The present invention comprises: integrally dealing with the biological data to get the biological data integral information; encrypting dealing with the biological data to get the biological data encrypting information; assembling the biological data integral information, the biological data encrypting information and a beforehand arranged biological stencil head to be a biological stencil. The methods which the present invention comprises are as below: the server obtains the biological stencils which in the biological certificates provided by the client ends; matches the biological data formed by being encrypted and the biological data which are saved by the server itself; if the match is passed and estimates to pass the authentication, otherwise estimates not to pass the authentication. The present invention can effectively elevate the safety of the biological data in the biological certificates.

The invention discloses a method and a device for salvaging fishes of different diameters without replacing slips. The method adopts a group of movable slips evenly distributed along the circumference to salvage fishes; the movable slips evenly distributed along the circumference can synchronously, inwardly and radially move to reduce the salvage caliber of the slips or synchronously, outwardly and radially move to expand the salvage caliber of the slips in order to adapt to the requirements of fishes of different diameters. The invention can salvage all fishes of different diameters within a certain diameter range without replacing the slips, and broaden the applicable range of the slips. The structure of the device is simple, salvage is reliable, and the device can release fishes in a well. The device is particularly suitable for long-time downhole use and the salvage of pipe strings in unknown surface corrosion conditions. The drilling efficiency is greatly improved and the drilling cost is greatly reduced.

The invention discloses an anchoring compensation separated layer water injection method and equipment. The equipment comprises a compensator, a hydraulic anchor, water distributors and a well washingvalve which are sequentially connected to an oil pipe from top to bottom; at least two water distributors are arranged and correspond to different water injection layers; a packer is connected between every two water distributors; one packer is further connected to the lower part of the lowermost water distributor; a supporting slip is further connected to the oil pipe and is located at the position between the lowermost packer and the well washing valve; the hydraulic anchor forms an anchoring mechanism at the upper part of a string; the supporting slip forms a lower supporting mechanism ofthe string; and the hydraulic anchor and the supporting slip form a bidirectional anchoring mechanism. The method and the equipment have the advantages that by means of bidirectional anchoring, long-distance compensation, safety release design and upper string optimization, the long-acting separated layer water injection and the later-period safety check and replacement are realized, and the method and the equipment have great significance in low water injection development of oilfields.

The invention provides a high-strength stainless steel hollow composite plate for building construction or template. The composite plate comprises a stainless steel surface plate, a stainless steel bottom plate, a stainless steel honeycomb plate and stainless steel side plates, wherein the stainless steel honeycomb plate is arranged between the stainless steel surface plate and the stainless steel bottom plate, and the stainless steel honeycomb plate is obtained by adopting mold pressing integrated molding; and the stainless steel side plates are arranged between the stainless steel surface plate and the stainless steel bottom plate for edge sealing.

The invention relates to a transverse test device for a duct piece joint, comprising a left counter-force frame, a right counter-force frame, padding cushion blocks, multiple sets of force applying mechanisms, a hydraulic loading system and an electrical control system, wherein the left counter-force frame and the right counter-force frame are oppositely arranged and have same symmetrical structures; the padding cushion blocks are respectively plugged at two sides of the duct piece joint and between the left counter-force frame and the right counter-force frame; the duct piece joint is fixedly clamped between the left counter-force frame and the right counter-force frame; the multiple sets of force applying mechanisms are distributed on two sides of the duct piece joint to connect the left counter-force frame and the right counter-force frame and apply inward lengthways tension; the multiple sets of force applying mechanisms are controlled by the hydraulic loading system and the electrical control system to carry out loading on the left counter-force frame and the right counter-force frame to form a bending moment at the duct piece joint as shown in a formula of the description, wherein Ni is lengthways tension of various force applying mechanisms; Li is a transverse distance between all the force applying mechanisms and the duct piece joint; and I is the number of the force applying mechanisms. The transverse test device for the duct piece joint has the advantages of simple structure, strong adaptability and high accuracy, is suitable for duct piece joint transverse tests of various duct pieces in various working conditions, and is particularly qualified for the transverse test of the duct piece joint with a large bending moment.

The invention discloses an intelligent algorithms library model aiming at relay protection devices, which comprises an algorithms library, an algorithm adapter and an algorithm resolver. Firstly, a serialization result of a control unit is used as an input value of the algorithm adapter, a corresponding algorithm formula is extracted from the algorithms library and then fed back to the algorithm resolver by the algorithm adapter, iterative calculation analysis is performed by the algorithm resolver, and a calculation result of the algorithm resolver is fed back to the algorithm adapter and then processed to be output by the algorithm adapter. After the intelligent algorithms library model aiming at the relay protection devices is used for a power system, the adaptive range of state evaluation and warning detection of the protection devices is enhanced, and state overhaul evaluation of all of the protection devices, which are performed once every weeks or months, are improved to be a mode that on-line state evaluation and warning detection are performed in real time. Additionally, overhaul decision algorithm analysis of the algorithms library model is utilized to provide a reasonable and feasible overhaul recommendation for operation management personnel, the workload of the personnel is greatly reduced, and the work efficiency is increased.

Disclosed in the invention is an OmapL138-chip-based Jpeg compression algorithm. The method comprises the following steps: (1), image YUV420 data are read by an ARM kernel of an OmapL138 chip and are stored into a DDR2 internal memory; (2), the image data are read in batches from the DDR2 by the ARM kernel and are arranged in an L2 internal memory of a DSP kernel of the OmapL138 chip linearly; (3), the image data are extracted from the L2 internal memory by the DSP, DCT conversion is carried out and the conversion result is quantized, and a result after calculation is returned to the L2 internal memory; (4), the result being processed is extracted from the L2 internal memory by the ARM and entropy coding is carried out; and (5), the steps from (2) to (4) are repeated until processing of all image data is completed, and Jpeg compression is completed. On the basis of the technical scheme, the performance of the OmapL138 chip can be utilized to the greatest extent; a phenomenon that the Jpeg compression algorithm can not be realized quickly can be substantially improved; and thus the practical value of the Jpeg compression algorithm can be substantially enhanced.

The invention discloses a cultivation method for winter wheat. The method comprises the steps of seed processing, wherein after full and clean seeds are aired, seed dressing is performed; soil preparation and fertilization are performed, wherein one or two of insecticide and anti-grass agents are added into surface soil, shallow plowing and deep ploughing are performed on a land parcel to be sown,and then fertilization is performed; seed sowing, wherein seeds are sown from the middle ten days of September to the middle ten days of October, overwintering water is used for irrigation after seedling emerging; field management, wherein when wheat seedlings are turned into light green from grayish green, regeneration water is irrigated, and topdressing is performed; harvesting, wherein when straw and upper leaves are golden yellow, harvesting is performed when no nail mark is formed by pinching grains. Compared with common planting methods, the method for planting winter wheat remarkably increases the acre yield, the number of kernels per spike and the thousand seed weight.

A magnetic attraction socket structure includes a socket body and a magnetic attraction assembly mounted inside the socket body. The socket body includes an installation section formed therein at a top of which a stepped surface is formed. A circumferential groove is formed in an inner circumference of the socket body to correspond to a bottom of the installation section for receiving and holding an elastic ring clip therein. The magnetic attraction assembly has a top positioned against the stepped surface of the socket body. The magnetic attraction assembly includes an insulation jacket and an annular magnetic body, in which the insulation jacket having no permeability includes a receiving hole to receive the annular magnetic body to fit therein. The insulation jacket includes a stop on an inner circumference of the receiving hole for retaining the annular magnetic body in position.

The invention relates to a grouting molding mechanism for neutron anti-radiation multilayer concrete blocks. The mechanism comprises four side templates arranged on a frame and surrounding a frame; movable mold pressing devices are matched on the upper and lower sides of the molding frame consisting of the four side templates; the side templates are provided with grouting grooves for molding threeconcrete layers; pulp outlets of the grouting grooves are higher than the heights of the corresponding concrete layers; positioning lifting blocks are arranged at the upper parts of the side templates, and are provided with grouting grooves in butt joint with the grouting grooves in the side templates; the upper parts of the grouting grooves are connected with grouting joints; the positioning lifting blocks are connected to positioning lifting handrails arranged on the frame; the movable mold pressing devices at the upper part are arranged at the lower parts of the positioning lifting blocks;and the movable mold pressing devices at the lower part are arranged on the frame at the lower part. Grouting ports are formed in the side templates without interfering with leveled parts of the concrete layers; and meanwhile, low grouting height of each concrete layer can be guaranteed, so that smashing of the leveled concrete layers can be prevented.

The invention discloses a vertical adjustable variable wind face blade for a wind driven generator. The vertical adjustable variable wind face blade comprises a blade fixing device, a main blade, an auxiliary blade, guide rail grooves, a screw rod, a screw rod terminal fixing device and a wind sensor. Lugs are arranged at the bottom of the auxiliary blade. The screw rod is arranged on the main blade. A controller and a screw rod total segment fixator are arranged on the two sides of the left side of the screw rod correspondingly. The upper side and the lower side of the screw rod are both provided with the guide rail grooves. The main blade is connected with the auxiliary blade, and the auxiliary blade is arranged at the top of the main blade. The guide rail grooves in the main blade are connected with the lugs on the auxiliary blade. The auxiliary blade is provided with the wind sensor. In this way, the wind area of the vertical adjustable variable wind face blade can be changed according to the magnitude of wind power, the adaptive range of the wind driven generator to wind speed is widened, the arm of force is reduced while the wind face is reduced, and the load of the blade joint is lowered.

The invention provides a solar fallen leaf cleaning vehicle based on Mecanum wheels. The cleaning vehicle is characterized in that a trolley chassis (1) is arranged, a vehicle shell (2) is connected with the trolley chassis (1), a solar power generation panel (3) is connected with the upper portion of the vehicle shell (2), a fallen leaf sweeping device (4), a rolling wheel device (5), a fallen leaf conveying device (6), a fallen leaf smashing device (7) and a fallen leaf collecting and compressing device (8) are sequentially connected with the trolley chassis (1) from front to back, and the two sides of the trolley chassis (3) are each connected with two Mecanum wheels (9). The cleaning vehicle can adapt to a narrow and uneven road environment, the automation degree is high, manpower is liberated, time and labor are saved, the sweeping efficiency is improved, and the problems that manual sweeping of fallen leaves wastes time and labor and has certain dangerousness are solved.

The invention discloses a double-layer top cover for a railroad covered hopper car. The double-layer top cover comprises an inner top cover part, an outer top cover part and switching mechanisms; the inner top cover part is detachably connected with a top opening of a hopper car arc car body; the outer top cover part is movably connected with the top opening of the hopper car arc car body through the switching mechanisms; the switching mechanisms comprise rocking rods and rocking rod supports; one end of each rocking rod is fixedly connected with the end part of the outer top cover part, and one rocking rod support is connected with the other end of the rocking rod through a pin shaft correspondingly; the rocking rod supports are fixed to the end walls of the hopper car arc car body. With the adoption of the detachable inner top cover part, the goods loading application scope of the railroad covered hopper car is extended effectively; by replacing the conventional top cover with the inner top cover part provided with different types of loading hatches or directly dismounting the inner top cover part, the requirements of the railroad covered hopper car for loading various goods and being able to adapt to various ground charging equipment are met; and the double-layer top cover is simple in structure and easy to mount and dismount.

The invention discloses a steel ingot casting device. The steel ingot casting device comprises a shell which is hollow, a partition plate which is transversely arranged is arranged in the shell, the partition plate partitions the interior of the shell into a storing cavity and a casting cavity, and the storing cavity is located over the casting cavity; a through hole which is vertically formed isformed in the partition plate, and the storing cavity communicates with the casting cavity through the through hole; a pipeline is arranged at the lower end of the through hole, a clamping plate whichis transversely arranged is arranged in the partition plate, a clamping groove matched with the clamping plate is formed in the inner wall of the through hole, one end of the clamping plate is connected with the clamping groove in a clamping mode, and a piston rod is connected to the other end of the clamping plate; and the end, far away from the clamping plate, of the piston rod penetrates through the shell, an air cylinder is arranged on the side wall of the shell, the output end of the air cylinder is connected with the piston rod, and an opening is formed in the side wall of the casting cavity. According to the steel ingot casting device, clamping is firm, the clamping spacing distance can be adjusted according to different steel nail molds, and the application range is widened.

The invention discloses a general lithium battery pack series-parallel connection framework which comprises a plurality of battery packs connected in series or in parallel and a plurality of control modules corresponding to the battery packs respectively. Each battery pack is independently charged and managed by one control module, when an over-voltage and over-charging phenomena occurs, the adverse influences caused by faults can be isolated and limited in an independent local module, and the function of a whole battery system is not affected. The control module comprises a series equalization circuit and a parallel equalization circuit, the series equalization circuit is used for controlling the voltage equalization between the series battery packs and/or a plurality of battery cells in the battery packs, and the parallel equalization circuit is used for automatically equalizing the current of the battery cells in the parallel battery packs. Through the series equalization circuit and the parallel equalization circuit, the requirement for consistency between the series battery packs and/or between the single cells in the battery packs and between the parallel battery packs is lowered, and the feasibility of series-parallel use of the battery packs is improved.

The invention relates to a resources identification method based on the Internet of Things, and the method comprises the steps: enabling the information of Internet of Things equipment to be constructed into an information frame comprising a plurality of types according to the data attributes of the Internet of Things equipment and the data generated in an Internet of Things access time sequence, and forming equipment resources; wherein the information framework comprises attribute type information, control type information, state type information and parameter type information, scene conditions in the Internet of Things equipment are set as rule resources, the equipment resources and the rule resources are provided with unique resources identification codes, and the equipment resources and the rule resources are identified and used by components in the block chain system through the resource identification codes. Compared with the prior art, the invention has the advantages of adapting to dynamic response of an Internet of Things system, improving the application range and the effective recognition rate of Internet of Things equipment, avoiding redundancy in structures and programs and the like.

The invention discloses recycled polyester yarn and a manufacturing process thereof, and particularly relates to the technical field of recycled polyester yarn. The recycled polyester yarn comprises ayarn body, the yarn body comprises core yarn and spun yarn, the yarn body is formed by weaving of the multiple spun yarn wound on the core yarn, the spun yarn comprises fixed yarn and rough yarn, thespun yarn is formed by weaving multiple pieces of rough yarn wound on the fixed yarn, the fixed yarn is a stainless steel fiber, the number of the pieces of the spun yarn is four, the rough yarn is wound on the fixed yarn to be woven to form the spun yarn, the spun yarn is wound on the core yarn to be woven to form the yarn body, the strength of the polyester yarn can be obviously improved, the elasticity of the polyester yarn can be improved, meanwhile, the production process is simple, the manufacturing cost is low, the process meets the modern social development needs, the polyester yarn has the higher strength, the adaptation and the adaptation range can be improved, and economy can be improved.