585results about How to "Simplified quantity" patented technology

The invention discloses an automatic generation method used for a single line diagram of a distribution network and based on topological hierarchy. The method comprises the following steps: deleting related equipment in a topological structure of the distribution network, and simplifying the topological structure of the distribution network; acquiring key nodes of the topological structure of the distribution network, and generating a main framework of the topological structure of the distribution network; arranging the positions of the key nodes based on a gravitation-repulsion model, and obtaining a skeletal structure based on the gravitation-repulsion; describing the topological structure of the distribution network through an outgoing line-trunk line-T-shaped key node-branch line model of a power station; finishing the arrangement and the automatic mapping of the equipment in the power station on the basis of the topological structure of the equipment in the power station; and performing routing mapping without overlap or intersection on decibels of the trunk line and the branch line respectively. The automatic generation method achieves automatic generation of the single line diagram of the distribution network above a certain scale, and simultaneously, the generated single line diagram is clearer and more attractive through the routing algorithm without overlap or intersection.

The invention provides a tiled display control system based on a cloud computing technology, an image display method adopting the system and an application of the system. The system comprises a plurality of displays, a plurality of distributed cloud registration controllers, a plurality of exchangers and system software, wherein a jointing wall is formed by the plurality of displays; an LAN (Local Area Network) is formed by cascading the plurality of exchangers, and a framework core of an IP (Internet Protocol) network is formed by a transmission channel for providing data and control commands; the plurality of distributed cloud registration controllers are accessed into the exchangers of the corresponding levels, and are connected with the corresponding displays through video connecting wires, and the cloud registration controller adopts a PCI-E (PCI Express) base-plate and is provided with an Inter processor. A plurality of data (IE) windows can be displayed on an assembled display simultaneously by adopting the performance of a flexibly configured server and an output channel of the system, and can be interacted in real time; furthermore, the tiled display control system has the functions of video decoding, server memory and the like after the system is applied to a video conference system; compared with the traditional scheme, the system has the advantages of high performance, high reliability, high development, low cost, information processing, strong analysis and management capacities, high resolution ratio, high performance cost ratio, real-time display, green environmental protection and the like.

The invention relates to a comprehensive automation integrated protecting method and a system which adopt an integrated IED to carry out automation functions such as protection, measurement and control, computation and the like of all bay units in a substation; state quantity, analog quantity and digital quantity which are output in interval by primary equipment on a process layer of the substation are respectively uploaded to the integrated IED through an ethernet switcher by a dual Ethernet (100mega/1000mega), and the protection and automation function of the substation are realized by calculating and processing the state quantity, analog quantity and digital quantity which are output in interval respectively by the integrated IED, therefore, a spacing layer and a substation layer of the substation are unified into one layer according to IEC61850 standard, and a plurality of IEDs are integrated into one integrated protecting IED, and two same integrated IEDs are provided for hot spare for improving the reliability. The comprehensive automation integrated protecting system leads the substation integrated protecting functions to share a uniform information platform, and communication network is used for replacing control cables, thus improving the reliability of the signal transmission, further improving automation and management level and reducing comprehensive construction cost.

The invention provides a constant wind temperature control system for a hot blast stove, comprising the hot blast stove (2), a detection element, a regulating valve, a data acquisition unit (1) and a computer (26). The control method of the control system comprises the following processes: detection of fluid parameters and valve location signals, data acquisition, data transmission, data comparison and data correction and control adjustment, wherein the detection element and the regulating valve are arranged in a pipeline, and temperature measuring equipment is arranged on the surface of a stove body. Specific steps are as follows: dynamically calculating parameters such as the heat storage capacity of checker bricks, temperature-rise ratio, theoretical wind temperature and the like during the combustion process, and carrying out on-line adjustment of parameters such as combustion air and gas flow, preheating temperature and the like; controlling direction change of the hot blast stove by the highest setting temperature of the checker bricks, a stove top and fume; and during the air supply period, taking hot blast temperature control as a target to determine an air supply curve and air supply time. The method based on calculation of dynamic balance of on-line energy of the hot blast stove effectively controls the heat storage capacity of the checker bricks of the hot blast stove, adjusts air supply quantity and air supply time, and ensures stable output of wind temperature of the hot blast stove.

A transaction payment instrument, used in purchasing a retail quantity of a fungible commodity; the instrument comprising (I) a prepaid commodity portion and (II) a promissory cash-equivalent portion. Preferably, the prepaid commodities portion is backed by futures and/or options for the fungible commodity. The promissory cash-equivalent portion is cash, check, credit card, cash card, prepaid commodity unit card, proof of identity for conducting a commercial transaction, or the likes. The transaction between the customer and the retailer typically includes the customer (A) causing commodity credits to be transferred to the retailer wherein this transfer represents the customer bartering a substantially identical quantity and quality of a commodity with the retailer in exchange for that quantity and quality of that commodity; and (B) paying the retailer for all peripheral charges associated with the physical delivery of the physical commodity—and these charges may include refining, processing, distribution, marketing, tax, etc.

Provided is a method for easily manufacturing large volumes of a metallic glass nanowire with an extremely small diameter. This metallic glass nanowire manufacturing method is characterized in that a melted metallic glass or a master alloy thereof is gas-atomized in a supercooled state.

The invention discloses a multifunctional integrated configuration platform system of secondary equipment of an intelligent substation. The multifunctional integrated configuration platform system of the secondary equipment of the intelligent substation comprises a sampling interface independent configuration module, a substation logical configuration module, an IEC 61850 project configuration module, an SV sampling value sending configuration module and a digital relay protection equipment platform, wherein the digital relay protection equipment platform comprises an analog quantity and fiber interface module, a common IO and operation box interface module, a protection measurement and control logical function module, a station control layer MMS service module, a GOOSE communication service module and an SV sampling value sending service module. The multifunctional integrated configuration platform system can be used in the intelligent substation, realizes the functions of an independent protection, measurement and control device, a merging unit device, an intelligent unit device and a two-to-one or multi-to-one functional device, realizes the integration of the functions of the secondary equipment of the intelligent substation and project configuration, simplifies equipment configuration inside the substation, optimizes a network structure of the intelligent substation, effectively improves the operation reliability and project designing and debugging efficiency of the whole system.

The invention provides a commodity three-dimensional reconstruction system and a reconstruction method, wherein, the method comprises the following steps: S1, obtaining at least three point cloud images of commodities from different angles of view; S2, based on SAC-IA-ICP algorithm registers the point cloud of two adjacent point cloud images in order to eliminate the deviation between adjacent point cloud images. S3, adopting the improved Poisson surface reconstruction algorithm to reconstruct the complete three-dimensional surface model of the merchandise for all the point clouds after registration; S4, color rendering and illumination rendering are carried out on the commodity three-dimensional curved surface model by using an illumination renderer to obtain a three-dimensional commoditymodel that can be displayed. The three-dimensional commodity model constructed in the above method is more prominent in detail and more obvious in geometrical features. The effect is more real and the global shape and detail features of the commodity are truly restored.

The invention discloses a virtual hand grasp simulating method based on motion capture. The method includes the following steps of building a correct virtual hand skeleton model according to physiological anatomical properties of a real human hand; building a skeleton kinematic model via the virtual hand skeleton model; importing the skeleton kinematic model into a test platform, carrying out impact test between the virtual hand and an object according to a classification method expressed by a 3D (three-dimensional) model and a level bounding box ; obtaining a torsion spring model and a drawing force spring model of a nonlinear spring model according to a linear spring model, and calculating five grasping forces of each finger; obtaining a resultant force of each finger by combining the five grasping forces respectively for each finger, and providing a rendered result of the resultant force; judging whether the rendered result of the resultant force satisfies an ergonomic test or not, ending the steps on yes; and adjusting a corresponding product on no until the product satisfies the ergonomic test. The virtual hand grasp simulating method based on motion capture is capable of shortening the production cycle and reducing the product cost.

The invention provides a communication radio frequency front-end module and a communication radio frequency front-end communication method. The communication radio frequency front-end module comprises an antenna switch for switching transmission links, a diplexer for supporting multi-band frequency signal transmission, a power amplifier for transmitting output signals of a transmitter to the diplexer, and a low-noise amplifier for transmitting input signals to receiver. By regulating an impedance balance network, the communication radio frequency front-end module is arranged to a corresponding frequency range; the antenna receives signals of the corresponding frequency range, and the signals are transmitted to the low-noise amplifier by the diplexer in a differential mode signal form; the transmitter sends signals which are amplified by the power amplifier and then transmitted to the diplexer and then the antenna, at the same time, the diplexer transmits output signals to the low-noise amplifier in a common mode signal form, and the low-noise amplifier eliminates the common mode signals to achieve the isolation effect. The number of devices required by the radio frequency front end is effectively reduced, and requirements for supporting multiple communication radio frequency ranges, achieving small noise coefficients and according with practical application are met.

The embodiment of the invention discloses a naked eye 3D display method based on human eye tracking and a control system. The method includes the steps of obtaining coordinates of midpoints of both eyes of a viewer captured by a camera; determining the moving direction of both eyes of the viewer and the moving distance from preset reference coordinates by comparing the midpoint coordinates of botheyes with the pre-calibrated preset reference coordinates; according to the moving direction and the moving distance and by combination with the pre-calibrated initial offset of both eyes, performingtranslation on displayed content of a display screen, wherein the initial offset is the distance of the axis of an optical axis of the camera deviated from a drawing layout cycle central point with adrawing layout reference point as a starting point when the coordinates of the midpoints of both eyes are located at preset reference coordinates. Through the technical scheme, the displayed contentof the screen can move correspondingly with the movement of both eyes, the viewer does not need to deliberately search for the viewing position in a visual range, the crosstalk can be avoided, and anideal naked eye 3D effect can also be easily experienced.

The invention discloses a housing structure of an electronic device. The housing structure comprises a housing and a button, wherein the housing is provided with a notch and an elastic arm suspended in the notch, the button is buckled on the housing through a hook, is accommodated in the notch, moves relative to the housing, and is kept in a normal position by virtue of the normal pushing against of the elastic arm, when the button is pressed against the elastic arm, the elastic arm generates elastic deformation and a microswitch is triggered. By virtue of the associative relation of the hook between the button and the housing, the bottom can be movably installed on the housing in a removable relation. Therefore, when the button is required to be replaced, only the associative relation of the hook between the button and the housing is needed to be released, the button can be removed from the housing quickly, simply and conveniently, so that the problem that the whole group of housing is rejected due to careless manipulation when the button in a hot melting fixed form is replaced is avoided, and the rework speed can be increased.

The invention discloses a power transformer winding deformation on-line detection method based on pulse coupling injection, and belongs to the technical field of electrical equipment on-line detection. The method comprises the steps that (1) a high-voltage nanosecond square-wave pulse generator generates high-voltage nanosecond pulse signals; (2) the high-voltage nanosecond pulse signals are injected into a protection circuit through signal injection and transmitted into a transformer signal sensor installed on a transformer casing pipe to be coupled to a winding; (3) a data acquisition module acquires the high-voltage nanosecond pulse signals and current response signals of the neutral point of the tail end of the winding and converts the high-voltage nanosecond pulse signals and the current response signals into digital signals; (4) a data processing module carries out Fourier transformation on the digital signals, works out a frequency-response curve of the winding, calculates characteristic parameters such as the correlation coefficient and the standard deviation of the frequency-response curve and judges the deformation degree of the transformer winding. By means of the method, non-intrusive on-line detection of winding deformation can be achieved. In addition, the method has the advantages that the detection speed is high, damage to an electric system is avoided, and the cost is low.

In a method and apparatus for acquisition and evaluation of image data of an examination subject that are to be created with at least one imaging medical imaging apparatus, generation of a whole-body overview image of the examination subject is generated and selection of an anatomical region in the whole-body overview image is selected. A point in the selected anatomical region is established that forms the origin of a whole-body coordinate system relating to the examination subject, and establishment of an associated, subject-related coordinate system is established/ Upon a later examination with a medical imaging apparatus, a whole-body overview image and/or a partial image containing the origin and/or another marker point is/are generated, and examination (diagnostic) images of the examination subject (S3), are generated. Using new whole-body overview images and/or the partial image, the examination images and spatially arranged in the original whole-body coordinate system dependent on a comparison of at least one item of image information of the examination image with at least one item of image information of the whole-body overview image and/or at least one item of information of the partial image that is related to the whole-body coordinate system.

The invention belongs to the technical field of preparation of graphene, and in particular, relates to a graphene preparation method. A working layer containing a carbon material is attached on a working current collector to obtain a working electrode; an auxiliary layer containing a power source substance is attached on an auxiliary current collector to obtain an auxiliary electrode; the working electrode and the auxiliary electrode are directly assembled to obtain a pre-reaction body, so that the working layer and the auxiliary layer make direct contact (capable of being electronically conducted); and finally, electrolyte is injected between the working layer and the auxiliary layer, so that the working layer and the auxiliary layer are in ion conduction. Under the condition of synchronous conduction of an ion channel and an electronic channel, a graphite stripping reaction is spontaneously performed to prepare the graphene; and meanwhile, the graphene with a small lamella number can be industrially prepared in large batches with low cost.

The invention provides a face detection result set optimization system and a face detection result set optimization method. The system and the method are characterized in that a video stream is extracted from each set of image photographing equipment; through early-period processing of a tracking detecting module, a characteristic analyzing module and an optimization processing module, a high-quality face queue which comprises an optimal face data set is obtained; and then, the high-quality face queue is transmitted to a server through a face uploading module by means of network communication, thereby realizing subsequent face comparison processing. Compared with prior art in which an original human image which is directly acquired through monitoring software is utilized for subsequent face comparison processing, the high-quality face queue supplied by the invention has advantages of reducing face data volume and greatly improving quality. Therefore, the face detection result set optimization system and the face detection result set optimization method have advantages of greatly reducing network flow uploaded through network, preventing error warning in a large number of comparisons, greatly improving comparison effect and reducing CPU resource consumption.

The invention relates to a high and low-temperature Fischer-Tropsch synthesis co-production technology which is characterized in that the high-temperature Fischer-Tropsch synthesis technology and the low-temperature Fischer-Tropsch synthesis technology are coupled; a coal gasifying and purifying unit is adopted to produce synthetic gases; the purified synthetic gases (CO+H2) enter a high-temperature Fischer-Tropsch synthesis unit and a low-temperature Fischer-Tropsch synthesis unit at different ratios of CO to H2 respectively; and the crude products obtained by the high-temperature Fischer-Tropsch synthesis unit and the low-temperature Fischer-Tropsch synthesis unit form a mixture flow which enters the subsequent oils deep-processing unit and hydrocarbon gas downstream processing unit according to the characteristics of different crude products to produce gasoline, diesel oil, synthetic lubricating oil, polypropylene, polyethylene and high value-added alpha-olefin. The technology provided by the invention avoids the uncertainty of the oils market under the fluctuation of the international crude oil market, realizes balance of the oils income by use of the income of chemical products, and finally achieves the aim of enhancing the competitiveness of the Fischer-Tropsch synthesis oils.

The invention discloses a trough type solar middle-high temperature integrated concentrating solar power (CSP) device, and belongs to the technical field of concentrated solar power. The trough type solar middle-high temperature integrated CSP device is composed of parabolic trough condensation arrays, a heat exchanger, a heat accumulation evaporating tank, heat accumulation working medium, an evaporator, steam power machines, a condenser, a complementary boiler and the like. The trough type solar middle-high temperature integrated CSP device adopts a direct steam generation (DSG) heat transfer mode, achieves integral operation of heat transfer, heat accumulation, evaporation, heat supplement through the heat accumulation evaporating tank of the complementary boiler and fused salt and other heat accumulation medium, greatly simplifies integral construction, is favorable for lowering trough trough type concentrating solar power equipment cost, and is favorable for improving temperature of working conditions and power generating efficiency.

A salient-pole type linear motor comprises a housing, a stator, a mover and coil units. The stator comprises a middle stator core and two side stator cores which have a plurality of magnetic poles on the inner peripheral surface of the stator. A plurality of coil units is wound around the plurality of magnetic poles. By generating a current that passes through the coil units sequentially, magnetic fields are produced about the magnetic poles and an attractive force is produced to enable a reciprocal motion of the mover by magnetic attraction. The salient-pole type linear motor further connects two compressor cylinders at both ends thereof for compressing gases or draining fluids so as to form a reciprocal double piston compressor with a salient-pole type linear motor.