30results about How to "Achieve equalization" patented technology

The present invention is an automatic equalizing charge device which uses discharging network formed by MOS tube connecting with power resistance in series to replace power switch and bypass flow network formed by it to execute the automatic equalizing charge for series battery group in quick and safe way with in existing equalizing charge technique including series battery group waiting for charge, real time collecting and isolation circuit for battery voltage signal, main control circuit board, contravariant charging power source, patrol inspection and indication circuit of battery voltage,temperature transducer, isolation driving circuit, power source and bypass flow network formed by it.

The invention relates to a public service management system based on government cloud. The public service management system comprises a three-tier service framework and a public service integrated management system. The three-tier service framework successively comprises a presentation layer, a business logic layer and a data access layer from top to bottom. The presentation layer comprises a web system, a mobile phone APP and a self-service terminal. The business logic layer comprises a village and town basic information system, a social conflict resolution system, a grassroots party building system, a convenience service system and a government service system. The data access layer provides basic data and a data structure for data collecting, settling and analyzing, and provides the data support service for the business logic layer. The public service integrated management system comprises user right management, service guide management, payment management, reservation information management, process management, early warning management, information release management and service access management. The public service integrated management system provides effective management means and functions for normal operation of the system and normal processing of businesses.

The invention provides a self-adaptive filtering method for data of a pipeline magnetic flux leakage inner detector, and relates to the technical field of fault diagnosis techniques of pipelines. The method comprises the following steps that magnetic flux leakage signals are acquired by the pipeline inner detector, are amplified and stored, and are transformed into the actual digital voltage signals, the digital voltage signals are subjected to baseline correction, and then the abnormal data are searched, eliminated and compensated; the single-channel signal classification are conducted, and different types of signals are subjected to line filtering through corresponding single-channel self-adaptive filtering algorithms; the influence degree of noises between the adjacent channels is compared and analyzed to implement multi-channel equalization on the magnetic flux leakage signals; and the multi-channel signal area classification is conducted, and the different signal areas are subjected to surface filtering through corresponding multi-channel self-adaptive filtering algorithms. According to the method provided by the invention, the predication of the service life of the pipeline is more accurate, the feature is much easier to extract in the fault diagnosis of the pipeline, the filtering effect is more obvious, and the function of rapidly and accurately processing big data is achieved.

The invention relates to a slip clutch, in particular to be used in autobus, which comprises a clamp plate that doesn't have relative movement to the housing but has finite axial movement. The clamp plate is positioned in condition that the slip clutch is installed in a flywheel through a pivoted saucer spring which supports in housing and the clutch that is between the flywheel and the clamp plate is loaded from the direction of driven plate.

The invention provides an ultrafine deep and long hole drilling machining method. The method comprises the steps including milling a plane; drilling a centering hole; drilling a guide hole; entering aguide hole in through a deep hole drill; normal feeding of the deep hole drill; deep hole drill feeding at a low rotating speed; deep hole drill retracting; and inspection. In the whole process route, firstly, the guide hole is machined; then, the inner-cooling deep hole drill is adopted for one-time continuous machining to the final depth; the machining quality of an ultrafine deep and long hole, the stability of the machining process and the reliability of the process are guaranteed through various measures such as selection of an efficient tool, reasonable planning of the process route andcalculation and optimization of process parameters, the non-cutting time of pecking drilling and retracting is omitted, and the deep hole machining efficiency is improved. According to the method, the problems of chip removal, cooling and lubrication in deep and long hole closed space machining are solved through an inner-cooling deep hole drilling tool, a reasonable process route is designed, the stability of the machining process and the reliability of the machining precision are guaranteed, one-time feeding machining of the ultrafine deep and long hole is achieved, and the machining efficiency of the deep hole is improved.

Provided is a component mounting line that enables optimization of production efficiency by using a plurality of modular component mounting devices that are connected in series and that each have two parallel substrate transport devices. In the plurality of modular component mounting devices which are connected in series and each of which has two parallel substrate transport devices, one pair of substrate transport devices positions two mutually different types of substrates at a component mounting position on each component mounting device and transports the substrates to and from the mounting positions, the component mounting devices being provided with the following: a total cycle time computation unit for finding total cycle time by computing for each component mounting device one cycle time for mounting a component onto one of the two types of substrate and another cycle time for mounting a component onto the other of the two types of substrates; and an equal component distribution unit for distributing to every component mounting device the components to be mounted onto the pair of substrates so that the total cycle times are equalized.

A power apparatus applied in an SST structure includes a first AC-to-DC conversion unit, a first DC bus, an isolated transformer, a DC-to-AC conversion unit, a second AC-to-DC conversion unit, and a second DC bus. The first AC-to-DC conversion unit has a first three-level bridge arm and a second three-level bridge arm. The first DC bus provides a first DC voltage. The isolated transformer has a primary side and a secondary side. The DC-to-AC conversion unit has a third three-level bridge arm and a fourth three-level bridge arm. The second AC-to-DC conversion unit has a fifth three-level bridge arm and a sixth three-level bridge arm. The second DC bus provides a second DC voltage.

An equilibration and flexible temperature rising test device of thyristor valve consists of three-phase to single phase conversion transformer CTPSPCT for converting three phase power to be single phase power, output winding adjustable temperature rising transformer and adjustable load reactor for adjusting current at power supply outlet .It is featured as using three-phase iron core to form primary and secondary edge wire structure of TPSPCE with its primary side being three-phase V form wiring and secondary side being single output ,applying 0.5:1:0.5 as current ratio of TPSPCE three-phase inlet wire for realizing equilibration of inlet wire current .

The inveniton relates to a hydrodynamically optimized filter candle. The filter candle is used for precoat filters for filtering and/or stabilizing fluids, especially of beer. The candle comprises a filter body, at least one filtrate channel which is arranged in the interior of the filter body inner body and formed between the filter body and the inner body, wherein the filter body and/or the inner body are formed such that a flow profile is added for a flow of filtrate in the filtrate in operation of the filter candle, which causes an equalization of the precoating of a filter aid on an outer surface of the filter body.

Provided is a boot for constant velocity universal joint, the boot being capable of flexibly deforming to follow even a large operating angle, capable of effectively dispersing interference pressure between crests, interference pressure between the troughs and a shaft, and stress concentration to the troughs to uniformize such pressure and stress, having improved anti-wear properties and anti-fatigue properties, and having high durability. Also provided is a constant velocity universal joint capable of using the boot. A bellows section (15) of a boot is provided with three or more crests (7), and also with three or more troughs (6) which are alternately arranged, together with the crests (7), in the axis direction. In a cross-section of the boot taken in the longitudinal direction thereof, the outer diameter section of each of the crests (7) is formed in a rounded shape. The curvature radius of the outer diameter sections of one or two crests (7) located at the center portion between a large-diameter section (13) and a small-diameter section (14) is set to be greater than the curvature radius of the outer diameter sections of the remaining crests (7).

The invention provides a delay-based heuristic peak load reduction method, which comprises the steps as follows: a regulation center gives a peak load reduction instruction to a load agency; the load agency obtains power amplitudes, duty ratios and periods of periodic flexible loads within a management region, builds a load model and a peak load reduction model according to parameters of the load, calculates a starting time delay of each periodic flexible load and gives a control signal to electric equipment; and the electric equipment regulates the starting time according to time delay parameters after receiving the load control signal. A small phase delay is exerted in a work period of the intelligent electric equipment, so that reduction of overlapping of periodic loads and minimization of the maximum overlapping value of periodic pulse waves are achieved to achieve peak load reduction.

The invention discloses a route selection method and device, a scenic spot visiting route selection method and device and a driving route selection method and device. The route selection method comprises the following steps: obtaining a data set including at least two of data information in the situation of available residual amount for all routes and the unobstructed situation of user intention routes and all the routes; establishing a route vector matrix including information corresponding to each route based on the data set; calculating a product of the route vector matrix and a predetermined weight matrix to obtain a product matrix, wherein the predetermined weight matrix comprises weight values corresponding to all elements in the route vector matrix; selecting the route with the maximum value in the product matrix as a recommended route.

The invention provides a logistics information processing method and device. The method comprises the steps of obtaining the logistics analysis result data in a preset period, determining a first attribute value of an evaluation object according to the analysis result data, adjusting one or more of the analysis result data according to the first attribute value, wherein the adjusted analysis result data is used for reflecting the relation of supply and demand data in a logistics area. Due to the fact that the contribution value and the analysis result data influence each other, and the contribution value is not a fixed value, the accurate and objective evaluation on the evaluation object is achieved, the problem that due to the fact that the contribution value of a single dimension causesservice aggregation to a certain area, so that the new service lacking areas appear can be avoided, and the service equalization of different areas is better achieved.

A heat exchanger unit (100) comprising a plurality of heat exchangers (1), each of the plurality of heat exchangers (1) having first piping (6) into which a refrigerant flows, a first header flow pathcommunicating with the outflow side of the first piping (6), a second header flow path arranged downstream from the first header flow path, a plurality of refrigerant flow paths enabling the first header flow path and the second header flow path to communicate with each other, and second piping (7) communicating with the outflow side of the second header flow path. In addition, the heat exchangerunit (100) comprises a first flow rate adjustment unit (81) provided to the first piping (6) of at least one of the plurality of heat exchangers (1), and a second flow rate adjustment unit (82) provided to the second piping (7) of at least one of the plurality of heat exchangers (1).

The invention discloses a distributed channel allocation method based on channel resources and belongs to the technical field of computer network communication. The method comprises the following steps of acquiring the channel information of an auxiliary wireless AP via a main wireless AP, judging whether the channel information of the auxiliary wireless AP is empty or not, if so, distributing channels of which the access number of the current wireless AP is less than a certain number as working channels for the auxiliary wireless AP according to channel pool information, adding the channel information of the auxiliary wireless AP into a channel pool, and generating the corresponding channel distribution information; and enabling the main wireless AP to send the channel allocation information to the corresponding auxiliary wireless AP. According to the invention, the equalization of the number of the wireless APs of each channel is realized, and the problem of information congestion caused by too many wireless APs working on a certain channel is avoided.