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54results about How to "Speed up modification" patented technology

Dynamic calculating method of wind-caused vibration and windage yaw of contact net of electrified railway

InactiveCN102393184ARealize dynamic calculationImprove computing efficiencyAngle measurementElement modelEngineering
The invention relates to a dynamic calculating method of wind-caused vibration and windage yaw of a contact net of an electrified railway. With the development of a high-speed railway, an influence degree on security of train operation by wind becomes more obvious; and effects of strong wind at a wind field and a wind gap as well as an effect of wind caused by train operation will enable large and complex vibration and windage yaw to occur at a contact net, so that a dynamic quality of high speed operation of a bow net will be influenced and bow net contact security will be threatened. The method comprises the following steps that: a wind tunnel test of a contact wire static force segment model is utilized to test an aerodynamic force parameter of a contact wire; a finite element model of wind-caused vibration and windage yaw of a contact net is established; average displacement of a contact net thread is calculated; and a spectral representation method is employed to simulate a turbulent flow wind speed time history and a time history analysis method is employed to calculate dynamic displacement of the contact net thread; and vertical average displacement and vertical dynamic displacement are superposed to obtain total displacement of wind-caused vibration of the contact net thread; and horizontal average displacement and horizontal average displacement are superposed to obtain total windage yaw of the contact net thread. According to the invention, a method is provided for dynamic calculation of wind-caused vibration and windage yaw of a contact net; and moreover, the method is suitable for application to power transmission line route.
Owner:CHINA RAILWAY FIRST SURVEY & DESIGN INST GRP

Quick correction method of Chinese input texts

The invention relates to the technical field of electric digital data processing, and aims at providing a quick correction method of Chinese input texts, which has the advantages that the inputted wrong letters and wrong words can be quickly corrected, and the wrong letter and wrong word correction speed is effectively improved. The quick correction method for correcting the wrong letters and wrong words in the inputted text comprises the following steps that: (1) after the text is inputted, the inputted text and input spelling are tracked; (2) after the wrong letters and the wrong words are found, an input cursor is adjusted to the part behind the corresponding wrong letter or wrong word, and a backspace key is pressed to enter a correction mode; (3) after the correction mode is entered, the historical input spelling corresponding to each wrong letter or wrong word is recalled, and a spelling editing mode is re-entered; (4) after the spelling editing mode is re-entered, a left arrow key and a right arrow key are respectively used, and the input cursor is adjusted to the wrong letter in the historical input spelling to correct; (5) an accurate Chinese character or word is selected from candidate Chinese characters or words corresponding to the corrected accurate spelling to input.
Owner:无锡卓信信息科技股份有限公司

Long press key implementing method of general keyboard and its application method in input

The invention provides a method for realizing the frequent-use key function of a general keyboard and a corresponding application method in an input process, belonging to the computer application field. The method for realizing general keyboard frequent-use key function includes the steps that: a keyboard hook dynamic link program is created and arranged; when the keyboard is used, the bottom layer keyboard information is obtained and the sequences and the number of times of 'pressing information' and 'releasing information' of the keyboard are recorded; whether the present pressed key is a frequent-use key or not is judged according to the repeated key and the sequences and the number of times of 'pressing information' and 'releasing information'. The application method of the frequent-use keys in the input process includes the steps that: whether the present pressed key is a frequent-use key or not is monitored; if so, whether a Chinese character first code matching the present key exists is inquired; if the code exists, an updatable cursor is positioned to the corresponding Chinese character or code, and an informing line is updated and displayed to wait for correction. The invention realizes the function of quickly positioning and correcting wrong Chinese characters in inputting by identifying the frequent-use keys on a general keyboard, reinforcing the practical function of the general keyboard distinctly.
Owner:周志农

Component extended function implementation method and device, equipment and storage medium

The invention discloses a component extended function implementation method and device, equipment and a storage medium. The method comprises the following steps: an extended module is generated basedon the common logic data included in a module management component ModuleManager; the extended module is configured a configuration file; whether the target extended module is configured in the configuration file is judged through ModuleManager, wherein, the first script language component is registered in the native system; and the first script language component is called to perform corresponding service operation through the target extended module based on the second script language component; According to the method, the device, the equipment and storage medium, the extended module is generated by the application program through ModuleManager, and the module management component includes the common logic data for generating the extended module so that the common logic data can be called directly when the application program needs to generate different extended modules due to update iteration without writing the common logic data repeatedly and thus the code fault tolerance can be improved.
Owner:BEIJING 58 INFORMATION TTECH CO LTD

Intelligent water supply dispatching control system

The invention discloses an intelligent water supply dispatching control system, which comprises an urban water supply management system and a plurality of monitoring points arranged in an urban water supply pipe network, wherein the urban water supply management system comprises a center console and a general data processor, a general data storage server, a general data communication module, a display and a general FTP processor connected with the center console, and the center console is connected with the general FTP processor; and certain monitoring point of the control center controls setting of the terminal interface and a communication protocol, tables are formed for a data acquisition period and a storage period for the terminal, and the tables are printed and presented via a printer. Basic information of the user can be added, changed and deleted by the system, various parameters and the monitoring points are self defined, added, deleted and changed, and the monitoring indexes can be dynamically configured. As for a specified terminal, various parameter default values and alarming upper and lower bounds can be set. A communication related parameter measurement cycle, resampling times, database access parameter information, monitoring picture data refreshing time and the like can be self defined.
Owner:ANQING WATER SUPPLY GRP

Decoding method of security command of safety command receiver

The invention provides a decoding method for safety control commands of a safety command receiver. By utilizing the method, the probability of false commands and missing commands in safety control commands can be effectively reduced, and highly reliable receiving of safety control commands can be achieved. The decoding method is realized through the following technical scheme. In the Field Programmable Gata Array (FPGA), two time windows of different lengths and a 'judging four out of six' counter are matched according to the defined frame format of safety control commands, and the total time for the two time windows and the n value of an n-bit shifting register are determined according to the safety control command frame format defined by the system. A decoder reads preset command codes, and sends demodulated numerical codes and bit synchronization pulses to the n-bit shifting register. After being changed to n-bit parallel data, the numerical codes are compared with the preset command codes, and when two command codes are the same, one decoded pulse is output. When the 'judging four out of six' counter' counts to '1' in accumulation counting, a short time window (2) is started simultaneously. When the 'judging four out of six' counter' counts to '4' in accumulation counting, one decoded pulse is output, and decoding of 'judging four out of six' safety control commands is achieved.
Owner:10TH RES INST OF CETC
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