84results about How to "Guaranteed maintainability" patented technology

The invention discloses a testing method and the device for the software system, being compliant in the software system based on the common object request broker architecture(CORBA), the method comprises: setting a base data; setting a corresponding testing script for the IDL interface of the CORBA; determining a data templet according to the base data; when testing, the base data is inputted to the CORBA software system, the IDL interface of the CORBA software system outputs a testing data driven by the testing script; comparing the data templet and the testing data, determining the comparing result. The testing device comprises: a base data collecting unit, a testing script interpreter using the testing script to drive the IDL interface, and a data processing unit for comparing the data templet and the testing data. The invention uses a separating mechanism implemented by the IDL interface definition of the CORBA and the IDL interface to implement the auto testing of the software in a script driving way, which can enhance the testing efficiency and reduce the testing cost.

The invention discloses a method for storing real-time data, which comprises the following steps: the data of a storage sensor is collected by a collector in real time; the summary information of a main index is accessed, checked and compared; the latest indicator of the main index content is extracted; the latest storage indicator of the data is accessed; data content and a check code are stored; new index content and the check code are calculated; the main index content and the check code are stored; main index summary is updated and stored; backup index content and the check code are stored; backup index summary is stored; the backup index summary is accessed and then checked and compared; the latest indicator of the backup index is acquired; the latest storage indicator of the data content is accessed; and storage information is reestablished. Double indexes and multiple checks are adopted for protecting the data in a storage unit, thus guaranteeing the complete content of the data stored in the collector. Cycling coverage is adopted for realizing the continuous storage of data content under fixed storage capacity, improving the reliability and completeness of important parameter record during the industrial process and promoting the operation efficiency of process monitoring and work safety.

The invention discloses a battery pack balance system of an electric automobile. The system comprises a battery pack, an external auxiliary balance module, a voltage collection module, m balance modules and a control module. The battery pack comprises m battery modules, and each battery module comprises n single batteries, wherein m is larger than or equal to 2, and n is larger than or equal to 2. The voltage collection module collects the voltage of the single batteries of each battery module. Each balance control module comprises a first control switch, a DC/DC conversion unit and a second control switch. The control module obtains the voltage of each battery module according to the voltage of the single batteries in the corresponding battery module and controls the external auxiliary balance module, the first control switch and the second control switch to balance a battery pack according to the voltage of the battery modules and the voltage of the single batteries. The battery pack balance system can ensure uniformity and maintainability of the battery pack, and is low in cost. The invention further discloses a battery pack balance method.

The invention provides an upper injection receiving processor simulator of a navigation satellite. The upper injection receiving processor simulator of the navigation satellite comprises an analog signal processing unit and a digital signal processing unit, wherein the analog signal processing unit is used for performing down-conversion on an upper injection radio frequency signal to an analog intermediate frequency signal by completing radio frequency signal down-conversion, digital-to-analog conversion and data transmission, then converting the analog intermediate frequency signal into a digital intermediate frequency signal, and transmitting the digital intermediate frequency signal to the digital signal processing unit after packaging the digital intermediate frequency signal; and thedigital signal processing unit is used for receiving the digital intermediate frequency signal based on GPU operation, and processing the digital intermediate frequency signal so as to simulate the receiving of an uplink injection signal when a satellite operates.

The invention provides a hard drive adapter plate and a computer device. The hard drive adapter plate comprises a hard drive connector, a Control IC module, a first signal line, a second signal line and a signal line selection module; the hard drive connector is used for plugging a hard drive; the Control IC module is used for communicating with the hard drive; the first signal line is connected with the hard drive connector and the Control IC module and is used for transmitting signals of SATA type hard drives; the second signal line is connected with the hard drive connector and the Control IC module and is used for transmitting signals of SAS type hard drives; the signal line selection module is used for selecting the first signal line or the second signal line to transmit the signals according to pin differences of the hard drives plugged in the hard drive connector. The signal lines are selected through the pin differences of the hard drives, and the different types of the hard drive signals can be transmitted; compared with the prior art, the hard drive adapter plate has the advantages that need for different type of the adaptor plates can be reduced, and different types of hard drives can be compatibly supported on the premise of ensuring reliability and maintainability of a hard drive backboard.

The invention discloses a high concurrent news information processing system comprising: a terminal module, an application module, a service module and a database module. The IOS and Android client development in the terminal module adopts a native framework development mode; load balancing and high availability technology in the application module select a linux virtual server and keepalived; a Memcached distributed memory cache server is used in the database module, data are synchronized in a master-slave (Master-Slave) replication maner, and the high concurrent load capacity of the databaseis improved by read and write separation (MySQL-Proxy). The high concurrent news information processing system provided by the invention redesigns the database structure through performance optimization and security management techniques such as master-slave access, data archiving, data backup and the like, thus enhancing the client application and the compatibility with the system, and ensuringthe data and network security.

The invention discloses a tramcar integration dispatching linkage logic implementation method. The tramcar integration dispatching linkage logic implementation method includes: 1) parsing and executing an expression; 2) presetting operation and guaranteeing integrality. The tramcar integration dispatching linkage logic implementation method solves the problems that a linkage logic processing module does not allow a user to perform flexible settings and expandability of the linkage logic processing module is not strong in the prior art, improves setting and execution flexibility and efficiency and the expandability of the linkage logic processing module, and guarantees execution safety and supports transaction processing by using a preset technology.

The invention discloses a train control simulation testing system and method based on service-oriented. The train control simulation testing system and method based on service-oriented can rapidly and efficiently adapt to testing of various different line scripts and wireless scripts, can change untested script information at any time according to actual testing demands and can continue the testing, and therefore, the testing demands are satisfied; and meanwhile, in the aspect of simulating fault injection testing, the operation is flexible and convenient. In addition, as only one script is adopted for testing in testing, the problem that an existing simulation testing system is inconvenient because testing scripts are correspondingly complied for hardware interfaces and protocols of different pieces of equipment in a train control system is solved. Meanwhile, by using the train control simulation testing system based on service-oriented, the high usability, reliability and maintainability of the system are guaranteed.

The invention relates to a turnout control method and device for a rail transit signal system, according to the method, the maintenance operation of a turnout is performed through a local turnout control device under the condition that the turnout control command of the signal system fails or the signal system confirms to agree with the local control of the turnout. Compared with the prior art, the method has the advantages that the requirement for locally controlling the turnout is met, and meanwhile, the safety of maintenance personnel and operation is ensured.

The present disclosure provides a data synchronization and processing method, which comprises the following steps: parsing a configuration file and determining a processing class for acquiring data and a processing class for processing data; acquiring all to-be-synchronized data from a first database according to the processing class for acquiring data; processing the data according to the processing class for processing the data; and storing the processed data in a second database. The present disclosure uses a configurable configuration file to define the processing class, so the data can flow between the modules defined by each processing class to form chained processing. The impact of the modification of the commodity center system on the business system can be reduced; rapid development of the business system is met; the extensibility, maintainability and flexibility of the system can be ensured; and the maintenance cost is reduced.

The invention discloses a logistics freight collaboration system. The logistics freight collaboration system is characterized by comprising a release platform, a transaction processing system, a special-railway-line transaction processing system, a passenger car carrying transaction processing system, an allied member transaction collaboration system and a transport scheduling optimization platform; the release platform is an information portal of a logistics collaboration platform and provides an information release platform for vehicle owners, cargo owners, freight corporations and special railway line companies; the passenger car carrying transaction processing system provides logistics transaction system usage services for passenger car carrying freight corporations joining in the collaboration platform; the allied member transaction collaboration system provides collaboration transaction service support among allied freight corporations; when multiple freight corporations transport a consignment of cargos jointly, an upstream freight corporation of a logistics service chain is responsible for transfer transactions of the cargos, records cargo information and transport information and hands over the information to a downstream reception freight corporation; the transport scheduling optimization platform can provide a transport scheduling optimization function for the allied freight corporations, so that the corporations can achieve scientific and efficient transportation tractions.