31results about How to "Reduce tracking costs" patented technology

The object of the present disclosure lies at least in providing a multi-assembly tracking control system for solar photovoltaic module, which may control multiple sets of photovoltaic module assemblies simultaneously, so as to enable a single-axis tracking in one direction or a two-axis tracking in two directions. It is able to receive the sunlight in a most efficient manner under various climate and deployment conditions, to greatly raise the power generation efficiency and to enhance the stability of the whole system.

The invention provides a photovoltaic generator support for tracking sun at two-dimension, belonging to the technical field of solar-energy photovoltaic generation. The invention is characterized in that the two-dimension track support comprises a horizontal rotary support and a vertical fixed shaft, an incline swing support, a horizontal shaft, a sun azimuth photoelectric detector, a track driver, a sun altitude angle photoelectric detector, and a track driver. A plurality of photovoltaic generators are mounted on a plane network support of the incline swing support, the horizontal rotary support rotates around the vertical fixed shaft, the inclined swing support rotates around the horizontal shaft, therefore, the normal line of the photoelectric battery plate of the solar-energy photovoltaic generator is toward sun all the time. The invention has stable structure, small drive force, multiple load of elements, saved track cost, avoided lighting cosine loss, improved utilization and generating efficiency of battery plate, and the support for photovoltaic generation with two-dimension focus.

The invention discloses a flexible and effective software test method and a software test device. The method comprises the steps of: when the testability is set, setting the relation among detection information points according to the logical relation of function modules of software, and marking the detection information points in module codes; and when the diagnostic test is performed, selecting the detection information points according to test demand, customizing a script based on the selected detection information points, executing the customized script, and obtaining corresponding detection information for the diagnostic test. The application of the method and the device can ensure that the test is more flexible and more pertinent, improve the validity of the test, and can also increase the depth of the test so as to realize a deep test.

The invention relates to the photovoltaic power generation technology, and aims at providing a compact double reflection-type photovoltaic condenser based on compound eyes. The compact double reflection-type photovoltaic condenser based on the compound eyes comprises a photovoltaic cell and an optical collector, wherein the upper surface of the optical collector comprises a free curved surface and a refraction curved surface, the lower surface of the optical collector comprises a transmission plane and a reflection plane, the center of the refraction curved surface and the center of the reflection plane are positioned at the same vertical position, the center of the free curved surface and the center of the transmission plane are positioned at the same vertical position, and the free curved surface is arranged at a focal position of the refraction curved surface; and the photovoltaic cell is arranged outside the optical collector and adjoins to the transmission plane, the photovoltaic cell is positioned at a focal position of the free curved surface, and the aperture of the transmission plane is larger than that of the photovoltaic cell. The compact double reflection-type photovoltaic condenser has the advantages that the photovoltaic conversion efficiency of the photovoltaic cell is improved, the service life of the photovoltaic cell is prolonged, an optical plastic PMMA (polymethyl methacrylate) is adopted and is prone to injection molding and processing, light in weight and applicable to large-scale processing, and the processing cost is reduced.

The invention discloses a cargo transport intelligent monitoring tracking method and system; the method comprises the following steps: when a consignor receives a to-be-received cargo via a mobile terminal APP, the consignor mobile terminal APP requests to take a photo for the to-be-received cargo and upload same to a server for storage, then scans a cargo ID so as to receive the to-be-received cargo, and sends a received signal to the server; the server invokes the personal information of the consignor presently holding the to-be-received cargo, and tracks a GPS signal and Beidou navigation of the mobile terminal APP of the consignor, thus recording a real time transport path of the to-be-received cargo. The method and system can monitor whether the cargo is complete or not at each transfer node, thus accurately positioning the cargo in real time, truly handling the cargo shipment conditions in real time, communicating with a receiver at any time, handling the shipment conditions without using any third party logistic management platform, building an independent logistic chain system, timely obtaining information, and providing more rapid responses.

The object of the present disclosure lies at least in providing a multi-assembly tracking control system for solar photovoltaic module, which may control multiple sets of photovoltaic module assemblies simultaneously, so as to enable a single-axis tracking in one direction or a two-axis tracking in two directions. It is able to receive the sunlight in a most efficient manner under various climate and deployment conditions, to greatly raise the power generation efficiency and to enhance the stability of the whole system.

The invention discloses a coupling structure and solar energy single axis tracing system. The coupling structure and solar energy single axis tracing system comprises support stand columns, fixing shafts, coupling rod pieces and rotary shafts, wherein the number of the rotary shafts is two at least, two ends of each rotary shaft are respectively welded with a flange disc, a shaft hole and a coupling rod piece fixing screw hole are formed in the flange disc, and a fixing and connecting structure for a solar energy battery module is arranged on a main body of the rotary shaft; the support stand columns and the fixing shafts are fixedly connected, at least three fixing shafts are formed and fixedly mounted on a substrate through the screw external members, one end of the fixing shaft is hinged with the rotary shaft through the shaft hole in the flange disc while the other end is hinged with the rotary shaft through the shaft hole in the flange disc, the rotary shafts are fixedly connected through the coupling rod piece between the flange discs for obtaining the coupling transmission purpose. The coupling structure and solar energy single axis tracing system has the characteristics that the system is simple in structure, low in cost and convenient to mount.

The invention provides a photovoltaic biaxial linkage tracking system, and relates to a photovoltaic module subsystem biaxial tracking system. The photovoltaic biaxial linkage tracking system is characterized by comprising a plurality of independent photovoltaic tracking assembly subsystems which are arranged in longitudinal lines in tandem along a first direction and connected through universal couplers. Each photovoltaic tracking assembly subsystem comprises a fixed beam truss structure (220), wherein a plurality of photovoltaic panel installation positions are arranged on the upper front surface of the fixed beam truss structure (220), fixed ends for hauling cables (308) are installed under two sides of the back surface, and the plurality of photovoltaic panel installation positions are used for installing photovoltaic panels; and a first direction rotating shaft of one photovoltaic tracking assembly subsystem in the middle of the subsystems which are arranged in longitudinal lines in tandem is connected to a first direction rotation control mechanism through a universal coupler, the first direction rotation control mechanism controls the rotation of the first direction rotating shaft, and a second direction rotating shaft control rod of the photovoltaic tracking assembly subsystem in the middle of the subsystems which are arranged in longitudinal lines in tandem is connected to a second direction rotation control mechanism.

A solar concentrator is composed of the cascading of the first light guiding module and a second light guiding module. The solar light is collected and guided simultaneously toward the light propagation destination by the light guiding modules. By cascading the light guiding modules in the direction of guiding, the solar concentrator has thinner thickness than the traditional concentrator and has a zero back focal distance to reduce the assembly cost. The solar concentrator utilizes the optical design concept of coincident image points from both the relay and converging optics such that the optical flux is increased in the cascading light guiding modules while the light propagation direction within the concentrator is maintained.

The present invention discloses a multi-camera cooperation relay monitoring method based on known tracks. The method is applied to a track network connected and formed by a plurality of tracks, wherein a plurality of mobile nodes are randomly distributed in the track network, and each mobile node can move in any track and on any vertex, each mobile node can only monitor the targets at its edge and vertex, and each track of the network topological structure formed by the track network corresponds to one side of the network topological structure map and the junction points of the tracks correspond to the vertexes of the network topological structure map. The method reduces the cost of mobile monitoring, improves the monitoring range and security, and has a wide range of applications.

The invention relates to the photovoltaic power generation technology, and aims at providing a compact double reflection-type photovoltaic condenser based on compound eyes. The compact double reflection-type photovoltaic condenser based on the compound eyes comprises a photovoltaic cell and an optical collector, wherein the upper surface of the optical collector comprises a free curved surface and a refraction curved surface, the lower surface of the optical collector comprises a transmission plane and a reflection plane, the center of the refraction curved surface and the center of the reflection plane are positioned at the same vertical position, the center of the free curved surface and the center of the transmission plane are positioned at the same vertical position, and the free curved surface is arranged at a focal position of the refraction curved surface; and the photovoltaic cell is arranged outside the optical collector and adjoins to the transmission plane, the photovoltaic cell is positioned at a focal position of the free curved surface, and the aperture of the transmission plane is larger than that of the photovoltaic cell. The compact double reflection-type photovoltaic condenser has the advantages that the photovoltaic conversion efficiency of the photovoltaic cell is improved, the service life of the photovoltaic cell is prolonged, an optical plastic PMMA (polymethyl methacrylate) is adopted and is prone to injection molding and processing, light in weight and applicable to large-scale processing, and the processing cost is reduced.

The invention discloses an X-ray contraband package tracking method and device, wherein when a first package trigger detects a package, an X-ray scanning device performs X-ray scanning on the package to obtain a first X-ray image, a first package position and a The first sequence of information is sent to the server, and when the server detects that the first X-ray image includes contraband information, the server starts the barcode scanning device to obtain the barcode image of the package, and sends the barcode image to the server, so that the server can identify the package barcode according to the package barcode and receive it. When the second package position and the second sequence information of the package are reached, the second package position and the second sequence information are sent to the server, so that the server can send the second package position and the first package position, and the second sequence information and the first sequence information. The information is compared respectively, and the sorting instruction is sent to the sorting controller, so that the sorting controller receives the sorting instruction, and controls the manipulator to push the current contraband package into the sorting line, so as to realize the tracking of the corresponding package, improve the tracking efficiency, reduce the Track costs.

The invention discloses a novel X-ray contraband package tracking method and device, and the method comprises the steps that X-ray scanning equipment carries out the X-ray scanning of a package when afirst package trigger detects the package, obtains a first X-ray image, a first package position and first sequence information, and transmits the first X-ray image, the first package position and the first sequence information to a server;when the server detects that the first X-ray image comprises prohibited goods information, bar code scanning equipment is started to obtain a bar code image ofthe parcel, and the bar code image is sent to a server, so that the server sends a second parcel position and second sequence information to the server according to the identified parcel bar code when receiving the second parcel position and the second sequence information of the parcel, the server compares the second parcel position with the first parcel position and compares the second sequenceinformation with the first sequence information, sends a sorting instruction to the sorting controller, enables the sorting controller to receive the sorting instruction, and controls the manipulatorto push the current contraband parcel to enter the sorting line so as to achieve tracking of the corresponding parcel improve the tracking efficiency and reduce. the tracking cost.

The invention relates to a composite paraboloidal photovoltaic hot-water heat collector which comprises a curved reflecting mirror and a photovoltaic absorbing body, wherein the cross section of the curved reflecting mirror is in a W shape, the curved surfaces at both sides are paraboloids, the curved surfaces at both sides of the inner bending position of the bottom are circle involute curved surfaces, and the connecting position of the paraboloids and the circle involute curved surfaces carry out smooth transition; a U-shaped pipe of the photovoltaic absorbing body is positioned between twolayers of cell boards, and a heat insulating material is filled between the U-shaped pipe and the two layers of cell boards; three-circuit photovoltaic cells are respectively and uniformly distributed on the outer sides of the of the two layers of cell boards, and the two layers of photovoltaic cells are connected in parallel; and the photovoltaic absorbing body is horizontally positioned in the connecting position of the circle involute curved surfaces at both sides of the middle of the curved reflecting mirror. The invention can simultaneously generate power and hot water, improve the efficiency of the photovoltaic cells, the utilization ratio of solar energy in low power focus and the utilization ratio of the solar energy in low power spotlight, has no tracing, is convenient for use and fully utilizes the reflection of light rays.

The invention relates to the field of underwater robotics, particularly to a method of tracking an underwater robot by use of an on-water robot to achieve autonomous tracking of the underwater robot by the on-water robot. The underwater robot starts an underwater acoustic communication set MA installed on the back of the underwater robot, and sends navigational state information of the underwater robot periodically to an underwater acoustic communication set MB installed at the bottom of the on-water robot; the underwater acoustic communication set MB sends the navigational state information to an on-water robot computer; the on-water robot computer calculates and outputs a heading angle control command and a speed control command so that the on-water robot moves in accordance with the control commands. The device provided by the invention requires only one on-water robot and two underwater acoustic communication sets with no other auxiliary devices; the underwater acoustic communication sets are easy to install and can be installed anywhere on the back of the underwater robot or at the bottom of the on-water robot; and the autonomous tracking algorithm program is convenient to transform and suitable for various robots.

The invention discloses a vehicle position dynamic monitoring method and a vehicle position dynamic monitoring system. RFID TAGs are arranged on locomotives and trucks, and vehicle identification devices such as a RFID card reader and a RFID antenna are arranged at an important access position; and when the locomotives or the trucks pass through the RFID device, the RFID device reads related information and transfers the information to a management control center server through a network mode. The management control center server also acquires information such as railway section occupation, switch state and signal lamps from a railway microcomputer interlocking system through a network communication mode. The server realizes the vehicle number identification and position tracking of vehicles based on a vehicle presumption algorithm plus a small amount of RFID card readers according to summary field real-time information. The railway track vehicle tracking by adopting the method has the advantages of low cost, high efficiency and low error rate.

The invention discloses a PC member full life cycle tracking method, apparatus and system. The method comprises the steps of receiving member retrieval information sent by a mobile terminal; accordingto the member retrieval information, searching for project information and building information, and sending the project information and the building information to the mobile terminal, thereby enabling the mobile terminal to display preset storey information according to the project information and the building information; receiving member query information sent by the mobile terminal; and according to the member query information, reading member position information and member full life cycle state information from a database, and sending the member position information and the member fulllife cycle state information to the mobile terminal, thereby enabling the mobile terminal to display positions and full life cycle states of members. The member tracking is realized without use of RFID, so that the member tracking cost is relatively low; and the member information is synchronized, and participants can obtain the required member state information through retrieval, thereby facilitating cooperation of the participants.

The invention provides a human body tracking method and related equipment, and the method comprises the steps: determining a movement distance between each first user in a first infrared image and each second user in a second infrared image, and constructing a distance matrix and a hit matrix according to each movement distance; determining a minimum distance in the distance matrix, and determining the first user and the second user corresponding to the minimum distance as the same user; setting the value of each first element in the hit matrix as a preset value; and when the values of all the elements in the hit matrix are not the preset values, returning to execute the step of determining the minimum distance in the distance matrix. According to the human body tracking method and device, human body tracking can be achieved through the moving distance between the users in the two adjacent frames of infrared images, interference of the tracked human body is eliminated by changing the values of the elements in the hit matrix, human body tracking precision is improved, and high-precision human body tracking is achieved at low tracking cost.

The invention discloses a reflecting mirror and a light concentrating and energy storing device and belongs to the field of solar energy utilization. The invention discloses the reflecting mirror which can be fixed on the ground, solar light is enabled to be focused no matter what angle the solar light is incident at, a secondary light concentrating system is mounted on a focal point and a focal line, solar light can be concentrated on a point-like or linear zone after going through the secondary light concentrating system, a triple reflection mirror is mounted in the point-like or linear zone, the solar light is enabled to be reflected on a receiver positioned on or under the ground, and solid state or liquid state mediums positioned in the receiver can be used for energy storing.

The invention provides a polygonal mirror type light concentrating photovoltaic photo-thermal integrated device comprising a receiver (1), a light concentrating unit (2) and a tracking unit (3). The light concentrating unit (2) reflects and concentrates solar energy to the receiver (1). The monocrystalline silicon cell (1-1) of the receiver (1) directly converts the solar energy into electric energy, and cooling water is piped into the cooling channels (1-3) to cool the monocrystalline silicon cell (1-1) so that the cooling water of certain temperature is acquired and heat and power cogeneration can be realized. As for the light concentrating unit (2), fine adjustment of the position of the plane mirror (2-1) can be performed by adjusting the position of the adjusting nuts (2-3). The receiver (1) and the light concentrating unit (2) are installed on the tracking unit (3) so as to realize the solar light concentrating function.