427results about How to "Improve use efficiency" patented technology

A method of performing a power save multi-poll (PSMP) procedure of a very high throughput (VHT) wireless local access network (WLAN) system using a bonding channel consisting of a plurality of subchannels is provided. Wherein the PSMP procedure comprises a PSMP frame transmission phase, a downlink phase, and an uplink phase, and wherein the PSMP frame comprises transmission time information indicating a time allocated to each station (STA) in each of the downlink phase and the uplink phase and transmission channel information corresponding to the transmission time information.

A multifunctional chair comprises a base adapted to rest on the ground; a support frame including a seat part and a backrest part pivotally attached to the seat part; a leg frame supporting the support frame and including a rear leg having a first end pivotally connected to the backrest part and a second end pivotally connected to the base; and a power-operated telescopic device including a telescopic member pivotally connected to the seat part and being operable to maintain the seat part at a level lower than said backrest in a normal position providing a chair function, or to move the seat part to a first raised position in which the seat part together with the backrest part are placed in a substantially horizontal position, or to a second raised position in which the seat part together with the backrest part are inclined at substantially the same inclining angle.

A wireless communication apparatus for performing wireless communication using a first channel having a first frequency bandwidth, and a second channel formed of both the first channel and a second communication channel, the second communication channel having a frequency bandwidth equal to the first frequency bandwidth. A first generation of a first declaration frame for declaring occupation of the first channel for a specified period, and a second generation of a second declaration frame for declaring occupation of the second communication channel for a specified period after the first declaration frame are generated and transmitted. Transmission timings are set so that the first and second declaration frames are transmitted at the highest priority of all the other frames.

The invention provides a method and a system for information search. The method comprises the following steps of: receiving a search keyboard input by a user; searching a web page matched with the keyword to obtain the search results; on the basis of basic sorting, sorting the search results based on the personalized feedback information of the user to the matched web page; and according to the sorting result, presenting the search result. In the information search method provided by the invention, based on the existing various search sorting schemes, the personalized feedback information of the user to the web page is introduced so as to optimize the existing search sorting schemes. Since the personalized feedback information can reflect the attention of the user to the web page, the feedback information of the user after viewing the web page, and the like, to a certain extent. The method and the device provided by the invention can improve the accuracy of sorting in web page search, so that the sorted order of the search result is more approximate to the real search requirement of the user.

The invention relates to a dynamic traffic simulation platform which comprises a perception layer, a fusion layer, an application layer and a presentation layer. The perception layer is connected with a dynamic traffic data collecting device, multivariate heterogeneous traffic flow data are obtained and transmitted to the fusion layer in real time, and the fusion layer is connected with the application layer. The multivariate heterogeneous traffic flow data and GIS data are received for processing, the application layer obtains road network dynamic traffic flow data, and a traffic simulation model is formed. Through the traffic simulation model and a traffic OD matrix, dynamic traffic simulation is performed, and the presentation layer receives the traffic simulation result of the dynamic traffic simulation in the application layer, and provides service application and presentation to a terminal client. The problem that in the prior art, a large number of real-time dynamic traffic data can not be rapidly matched with a road section well is solved. Therefore, the multifunctional dynamic traffic simulation platform is capable of performing OD back stepping and real-time dynamic traffic early warning on dynamic traffic flows on the basis of a GIS grid rapid matching technology.

A wall surface of a film forming container is heated to or above a vaporization temperature of a material monomer, which is used to form an organic film, by using an external heater formed along the wall surface of the film forming container, substrates are heated to a thermal polymerization reaction temperature by using an internal heater that is disposed apart from the external heater and near a substrate-supporting container in which the substrates are received, and the organic film is formed through thermal polymerization occurring on the substrates by supplying the material monomer into the film forming container.

The invention discloses a hotel rapid accommodation system and method. The system comprises: a cloud server, an intelligent hotel rapid accommodation machine, an intelligent mobile terminal, and an intelligent door lock. The intelligent mobile terminal is used for issuing room reservation and check out applications for an application server, and deblocking an intelligent door lock through key verification; the intelligent hotel rapid accommodation machine is used for verifying user identity and fingerprint based on geographical positions; the intelligent door lock is used for receiving the debloking request sent by the intelligent mobile terminal, and providing deblocking for a user according to a deblocking request; the cloud server is used for receiving and processing the deblocking request of the intelligent mobile terminal, synchronizing the door lock state information in the intelligent door lock, and providing geographical position information of the intelligent hotel rapid accommodation machine. The system shortens hotel accommodation processes for users, and allows the users to have more time to enjoy hotel services. An original user intelligent mobile terminal is employed, so that a user does not need to take a room card, thereby improving user experiences and satisfaction.

The invention relates to a quality evaluation model for natural ageing of redried strips and a building method thereof and belongs to the technical field of tobacco processing and quality evaluation. The building method includes: according to factors influencing quality changes during natural ageing of tobacco, determining a major quality evaluation index, performing screening by means of quantitative characteristic analysis, factor analysis, linear correlation and canonical correlation analysis to obtain quality evaluation indexes highly related to tobacco sensory evaluation quality, subjecting the quality evaluation indexes to factor analysis to obtain factor score coefficient matrixes, subjecting scores of common factors and the sensory evaluation quality to principal component regression to obtain a standard equation, substituting the score coefficient matrixes obtained by factor analysis, to the standard equation so as to obtain the equality evaluation model for the natural ageing of the redried strips. The method and the model are scientific and effective and good in stability, and index detection related is simple and fast and has small errors.

The invention relates to an intelligent segmental temperature control system of a wind power blade die, which is provided based on the technical theory that segmental temperature control is bound to be carried out based on the differences on the formed region thickness of a designed blade structure and the energy-saving purpose can be achieved by lowering the dependence on external heating in a curing manufacturing procedure by utilizing the reaction exothermic character of a matrix material. To achieve the purpose, the invention adopts the technical measures of the construction of a die segmental temperature control pipeline, which ensures that each temperature segment can be heated or cooled independently based on requirements on thermal energy in the curing manufacturing procedure; the establishment of an intelligent temperature control system, wherein temperature and hardness data of the die and a blade shell can be captured to judge whether heating setting, exothermic peak initiating temperature and the states of completion degree, gel curing degree and the like are completed or conform to design values; and antecedent technical measures, wherein energy consumption is saved by utilizing the reaction heat of materials per se to heat and reaction and temperature control are combined to match the design of a temperature curve, which are helpful for obtaining the blades with uniform curing and excellent quality and can improve the production efficiency as a characteristic.

An ink cartridge is constituted of an ink-filled bag-shaped ink pack and an outer shell case for housing the ink pack. An ink cartridge according to one embodiment is constituted such that a contact prevention member is housed in the ink pack for preventing close contact between interior surfaces of the ink pack when a reduction arises in the amount of ink stored in the ink pack.

A system (20) includes one or more interfaces and multiple processors. The one or more interfaces are configured to communicate over a communication network (40). At least a first processor from among the processors is included in a user device (24) and at least a second processor from among the processors is included in a server (52) external to the user device. The processors are configured to track content items that are provided by one or more content sources (36) and to deliver the content items to one or more applications (32) installed in the user device.

A braking system with a selectable airplane brake mode comprises a hydraulic brake valve, a hydraulic control valve, an electro-hydraulic servo valve, a control box and an airplane wheel speed sensor, wherein the control box, the electro-hydraulic servo valve and the airplane wheel speed sensor form a brake anti-slip control part. A small brake apparatus is selected to run through the hydraulic control valve so as to achieve partial braking of airplane wheels or a small brake apparatus and a big brake apparatus are selected to run simultaneously so as to achieve all braking of airplane wheels. A hydraulic pipeline for the braking system output to an airplane wheel brake apparatus is divided into a small brake apparatus hydraulic pipeline and a big brake apparatus hydraulic pipeline, wherein the small brake apparatus hydraulic pipeline keeps unblocked, and on-off of the big brake apparatus hydraulic pipeline is controlled by a control device so as to achieve selection of the airplane brake mode; the problems that an existing single-wheel single-side-brake carbon brake disc has serious abrasion and the service life is short are solved; the service life of the carbon brake disc is prolonged, and the economic benefit of the carbon brake disc is improved.

Provided is an airplane single-wheel dual-brake-alternative fly-by-wire braking system. A braking instruction sensor replaces a hydraulic braking valve, and a positive gain electro-hydraulic servo valve is adopted. A braking antiskid control part is composed of an airplane wheel speed sensor, a control box and the electro-hydraulic servo valve. A control device composed of a pressure sensor, a control box and an electromagnetic valve controls an oil path to be opened and closed through a braking pressure control method so that partial braking or overall braking of the braking system can be achieved. Partial braking indicates that a small braking device operates, and overall braking indicates that the small braking device and a large braking device simultaneously operate, so dual braking of an airplane wheel is achieved. The braking system is suitable for the single-wheel dual-brake airplane wheel adopting carbon brakes and can meet the requirement for alternatively using dual brakes of the single wheel, the use state of the carbon brakes is adjusted, the wear-resistant excellent characteristic of the carbon-carbon composite friction materials is brought into full play, the problem that an existing single-wheel single-brake carbon brake disc is large in wear and short in service life is effectively solved, the service life of carbon discs is prolonged, and economic benefits of the carbon discs are improved.

Provided is a fly-by-wire control brake system capable of selecting brake modes. A brake command sensor, an airplane wheel speed sensor, a control box and an electro-hydraulic servo valve form a brake slipping prevention control part. The control box, a magnetic valve and the airplane wheel speed sensor are used for achieving braking selection for an airplane through a brake speed control method. The brake command sensor replaces a hydraulic brake valve, and the electro-hydraulic servo valve is in a positive gain mode. A hydraulic pipeline delivered from the brake system to an airplane wheel brake device is divided into a small brake device hydraulic branch pipeline and a large brake device hydraulic branch pipeline, braking selection is achieved through on-off control over the large brake device hydraulic branch pipeline, and the purposes of reducing abrasion to a carton plate during slipping braking and prolonging the service life of the carbon plate are achieved. The problems that an existing carbon brake plate for a single-wheel single-brake mode is badly abraded and is short in service life are solved, the service life of the carbon plate is prolonged, and the economic benefits of the carbon plate are increased.

The invention relates to a single-wheel dual-brake electronic transmission brake system of an aircraft, capable of choosing a braking manner. A brake antiskid control system is formed by an aircraft wheel speed sensor, a control box and an electro-hydraulic servo valve; a brake control system is formed by a braking instruction sensor, the control box and the electro-hydraulic servo valve. The electro-hydraulic servo valve responds to an electric current control signal of the control box to output and adjust the braking pressure outputted to a braking aircraft wheel; braking selection is realized through a hydraulic control valve; a hydraulic braking valve is replaced with the braking instruction sensor; and the electro-hydraulic servo valve is a positive gain valve. The single-wheel dual-brake electronic transmission brake system disclosed by the invention is suitable for a single-wheel dual-brake aircraft wheel using a carbon brake; the requirements for selective brake use of the single-wheel dual-brake aircraft wheel can be met, and the using conditions of a carbon disk is adjusted, so that the good characteristics of wear resistance of a carbon-carbon composite friction material can be fully exerted, the difficult problems that a conventional single-wheel single-brake carbon brake disk is high in wear and short in service life are effectively solved, the service life of the carbon disk is prolonged, and the economic benefits of the carbon disk are improved.

An airplane wheel fly-by-wire operation brake system capable of selecting brake modes comprises a brake instruction sensor, a control box, an electro-hydraulic servo valve, an electromagnetic valve, an airplane wheel speed sensor and a pressure sensor. The airplane wheel speed sensor, the control box and the electro-hydraulic servo valve form a brake anti-slip control part. The control box and the electromagnetic valve conducts oil path opening and closing through a brake pressure control method to control an airplane to be partly braked through a small brake device or achieve complete brake through a large brake device. The brake pressure value is set to be 40-65% of normal brake pressure. The system is suitable for a single-wheel double-brake airplane wheel with a carbon brake, can meet the requirement that the single-wheel double-brake airplane wheel selects and uses the brake so that the use state of a carbon disc can be adjusted, the good characteristic of abrasion resistance of a carbon-carbon composite friction material is given full play to, the problems that an existing single-wheel single-brake carbon brake disc is large in abrasion and short in service life are effectively solved, the service life of the carbon disc is prolonged, and economic benefits of the carbon disc are improved.

The invention discloses a split-range drying method for paddy. The method has the technical points: performing preliminary cleaning and hot air drying on harvested high-moisture paddy, tempering, redrying and retempering the paddy, and keeping the ratio of the drying time to the tampering time within the range from 1 to 6 until the moisture content is reduced to 18.5 to 18 percent; conveying the paddy into a paddy temporary storage warehouse for slow cooling, ventilation and temporary storage; performing the hot air drying on the paddy of the temporary storage warehouse with a dryer after the paddy harvest season, retempering, drying and retempering the paddy, keeping the ratio of the drying time to the tampering time within the range from 1 to 8 until the moisture of the paddy is reduced to be below 14.5 percent; and conveying the paddy to a warehouse for storage. The method has the advantages of improving the moisture reducing rate and the utilization efficiency of the paddy dryer, reducing the loss after the paddy production caused by high moisture during the concentrated paddy harvest season, ensuring the safety for dry storage of the foodstuffs and having obvious economic benefit and social benefit on the premise of ensuring the drying quality of the paddy.

The invention discloses an MR (magnetic resonance) image three-dimensional interactive segmenting method for random walks and graph cuts based active contour model, comprising the steps of S1, selecting a seed point to capture local three-dimensional MR image data including pituitary adenomas in order to acquire a segmented initial boundary surface; S2, establishing a hybrid active contour model based on the initial boundary surface to obtain a model energy function; S3, discretizing the model energy function; S4, using each pixel of the captured local three-dimensional MR image as an image node, and using 6 neighborhoods of each pixel to construct an image; giving an initial value to each of the pixels inside and outside the initial boundary surface; giving a corresponding weight to each of sides connecting between the nodes, between the nodes and source points and between the nodes and meeting points according to the discretized energy function; S5, performing image segmentation computing based on the constructed mage to obtain segmentation results, and extracting boundary surface form the segmentation results to obtain a segmented contour; S6, replacing the initial boundary surface of S1 with the current segmented contour, and repeating the steps S2 to S5 until the segmentation results converge to obtain a final segmented contour. By using the method of the invention, it is possible to provide three-dimensional segmentation for MR images of pituitary adenomas, and provide more accurate segmentation for the images of pituitary adenomas.

The invention relates to a road mark line damage detection method based on unmanned aerial vehicle shot road images. The method comprises the steps of: for a preprocessed image, detecting white mark lines on two sides of a road by adopting a Hough transformation method for detecting straight lines, then positioning the road, calculating a threshold to binarize the image, removing a repeat area ofadjacent images using an image matching method, finally, extracting the mark lines of the road, and performing damage detection on the mark lines. The road mark line damage detection method based on unmanned aerial vehicle shot road images effectively solves the problems of low efficiency, resource waste and the like of the traditional manual view method, solves the influence of road color changesunder different light on mark line extraction and the problems that the damaged mark lines are difficult to analyze and the like, is free from the limitations of time and space, and has good applicability and reliability.

The invention discloses an energy management and intelligent control-based solar cooling tower, which comprises a solar battery, a first motor, a water pump, a second motor and speed reducer, a fan, a hybrid converter connected with the output end of the solar battery, an intelligent controller, and a sensor group; the output end of the hybrid converter is connected with the input ends of the first motor and the second motor and speed reducer; the signal output end of the sensor group is connected with the signal input end of the intelligent controller; the output end of the intelligent controller is connected with the signal input end of the hybrid converter; and the signal output end of the hybrid converter is connected with the signal input end of the intelligent controller. In the control process, the intelligent controller reasonably distributes the flowing direction of the electric energy through the hybrid converter by an energy management method, and performs intelligent speedregulating control on the first motor and the second motor and speed reducer by a water inlet temperature negative feedback method and a minimum enthalpy difference control method, and an energy-saving effect is achieved on the premise of ensuring operating reliability.

The invention relates to a dual-brake system for a single-wheel brake of an aircraft. A brake antiskid control part is formed by an aircraft wheel speed sensor, a control box and an electro-hydraulic servo valve; and the aircraft wheel speed sensor, the control box and an electromagnetic valve are used for realizing braking selection of a braking aircraft wheel through adopting an aircraft braking speed control method. According to the dual-brake system disclosed by the invention, a hydraulic pipeline through which a brake system is outputted to an aircraft wheel brake device is divided into a small brake device hydraulic pipeline and a large brake device hydraulic pipeline, the small brake device hydraulic pipeline is kept unblocked, and the on-off of the large brake device hydraulic pipeline is controlled by a control device, so that the function that when the airplane slides on the ground, only the small brake device runs, and in other situations, all the brake devices run is realized, and therefore the purposes that during sliding braking, the wear of a carbon disk is reduced, and the service life of the carbon disk is prolonged are achieved. According to the dual-brake system disclosed by the invention, the difficult problems that a conventional single-wheel single-brake carbon brake disk is high in wear and short in service life are effectively solved, the service life of the carbon disk is prolonged, and the economic benefits of the carbon disk are improved.

Provided is an airplane wheel brake system capable of selecting a slipping braking mode according to braking pressure. The airplane wheel brake system comprises a hydraulic brake valve, an electro-hydraulic servo valve, a control box, a magnetic valve, a pressure sensor and an airplane wheel speed sensor. The control box, the electro-hydraulic servo valve and the airplane wheel speed sensor form a brake slipping prevention control part. The magnetic valve, the pressure sensor and the control box are used for achieving braking selection for a brake airplane wheel. The pressure sensor is installed on a hydraulic pipeline at a brake opening of the electro-hydraulic servo valve. The hydraulic pipeline delivered from the brake system to an airplane wheel brake device is divided into two paths, and the two paths communicate with a small brake device oil inlet and a large brake device oil inlet correspondingly. By controlling the two paths of the hydraulic pipeline, only a small brake device operates when an airplane glides on the ground, and the two brake devices operate simultaneously under other situations, abrasion to a carton plate during slipping braking is reduced, and the service life of the carbon plate is prolonged. The problems that an existing carbon brake plate for a single-wheel single-brake mode is badly abraded and is short in service life are solved, the service life of the carbon plate is prolonged, and the economic benefits of the carbon plate are increased.

A fermenting pool for treating garbage (city's life garbage) to generator marsh gas features structurally that it has 4 mechanisms respectively used for pulverizing big organic material particles, automatically separating and collecting the inorganic substances, using solar energy or marsh gas to heat the liquid material, and generating the thermal insulation effect by use of air, vacuum and insulating material. Its advantage is short period.

The disclosure relates to a method for displaying micro-blog messages, which includes: when the users look up the list roster, the micro-blog terminal sends an obtaining request to the micro-blog server, receives and display the list roster fed back by the micro-blog server; when any one of the micro-blog list is selected from the list roster, the micro-blog terminal writes a name of the chosen micro-blog list into a new displaying page, and sending a message list request to the micro-blog server; the micro-blog terminal receives the message list of the chosen micro-blog list that is fed back from the micro-blog server, and displaying the message list of the chosen micro-blog list on the new message displaying page. It is disclosed a system for displaying micro-blog messages, a micro-blog terminal, server, and storage medium thereof.

The invention provides a bainite steel wheel for high-tenacity rail transit and a manufacture method thereof. The bainite steel wheel comprises 0.10-0.40% of C, 1.00-2.00% of Si, 1.00-2.50% of Mn, 0.20-1.00% of Ni, 0.001-0.040% of RE, smaller than or equal to 0.020% of P, smaller than or equal to 0.020% of S and the balance of Fe and unavoidable residual elements, wherein Si plus Ni is larger than or equal to 1.50% and smaller than or equal to 2.50%, and Si plus Mn is larger than or equal to 2.00% and smaller than or equal to 4.00%. Compared with the prior art, the bainite steel wheel has the advantages that through a heat treatment technology, a rim of the wheel has a non-carbide bainite structure; spokes and a hub have metallographic structures taking granular bainites and supersaturated ferrites as main components; the wheel has high comprehensive mechanical properties, such as yield strength, tenacity and low-temperature tenacity; and besides, the cost is reduced, the service life of the wheel is prolonged, and comprehensive benefits are increased.

A pair of eyeglasses includes a frame, two lenses, two first magnets, two temples, and two fasteners. The frame includes two lens-holding portions and two magnet-seats. The lenses are held by the lens-holding portions, respectively. The first magnets are disposed at the magnet-seats respectively. The temples are connected with two sides of the frame respectively. The fasteners each having a second magnet are pivoted on the frame, and are rotatable with respect to the frame so that the respective first magnet and the respective second magnet attract each other to fix the respective lens.

The invention discloses a vehicle dispatching management terminal and system and a method and belongs to the technical field of vehicle management. The vehicle dispatching management terminal comprises a cabinet body, a plurality of key cabinets are arranged in the cabinet body, and an electric control lock is arranged inside each of the key cabinets to control the opening and closing of a cabinetdoor. The vehicle dispatching management terminal further includes a driver management system which includes a human-computer interaction module, a task management module, a record storage module, acar key authorization module, a rights recognition module, and a control module. An official business vehicle is used for receiving driver task information sent by a cloud server to achieve driver scheduling management, a driver can directly access a vehicle key in the official business vehicle dispatching management terminal according to the task information. According to the vehicle dispatchingmanagement terminal and system and the method, the intelligent supervision of the official business vehicle keys and a driver is effectively achieved, the task dispatching management of the driver andthe use of the vehicle keys are more intelligent and convenient, the working efficiency of the driver is improved, the official business vehicle management can be effectively regulated, and the private use and abuse of official business vehicles are eliminated.

The invention discloses a rotary apparatus capable of adjusting a camera 360 degrees. A pitching mechanism is installed on a yam mechanism. Two baseline adjusting mechanisms are mounted at two sides of the pitching mechanism. Each baseline adjusting mechanism is provided with a camera. A yaw motor is eccentrically mounted on a base supporting rack and is connected with a pinion through a yam decelerator. An internal gear of a rotating shaft is engaged with the pinion. The rotating shaft is fixedly connected with a pitching supporting rack. A pitching motor is connected with a worm. A worm gear is fixedly connected with baseline adjustment supporting racks of the two baseline adjusting mechanisms. A linear guideway is arranged in each of the baseline adjustment supporting rack. The cameras are connected on corresponding linear guideways and move along the linear guideways. A connecting pinhole on a packaging shell is connected with a location pinhole of the baseline adjustment supporting rack through a spring positioning pin. According to the invention, camera adjusting scope is wide, the camera can shoot from different angles, and service efficiency is good. The rotary apparatus is small in volume and light in weight, is convenient to carry and use, and has advantages of use convenience, strong versatility and good interchangeability.