4results about How to "Assessment reliability" patented technology

The invention discloses a big data-based roadside holographic sensing platform data synchronization method and system, relates to the technical field of smart traffic, and aims to improve the accuracy of global traffic situation sensing in heterogeneous data synchronization and fusion processes of an existing roadside holographic sensing platform. The method comprises the following steps: acquiring heterogeneous data with time stamps from a plurality of pieces of edge sensing equipment, and respectively collecting the plurality of pieces of heterogeneous data into respective corresponding sliding time windows according to the time stamps carried by each piece of heterogeneous data; according to the data integrity score and the data credibility score, one fusion strategy is selected from multiple preset data fusion strategies, and the multiple data fusion strategies at least comprise a standard fusion strategy and a degradation fusion strategy; and performing fusion processing on the heterogeneous data in the sliding time window according to the selected fusion strategy to generate a global traffic situation view with a data quality identifier.

The utility model relates to special equipment testing arrangement technical field, and disclose a kind of special equipment fault simulation and test platform, solve the test ability of single of existing pressure vessel vibration testing arrangement, and in actual operation, pressure vessel can face the complex effect of vibration and shaking simultaneously, only through single vibration simulation cannot more truly assess the performance and reliability of pressure vessel problem, it includes device main body, the upper of device main body is equipped with vibrating disc, the circumference of vibrating disc is fixedly installed with four sliding sleeves, the inside of sliding sleeve is all inserted with slide bar, the bottom of four slide bars is all fixedly connected with the top of device main body, and the upper portion of four slide bar surfaces is all equipped with spring;The pressure vessel testing arrangement can carry out the complex test of vibration and shaking simultaneously, to more truly assess the performance and reliability of pressure vessel, provide more accurate basis for the design, manufacture and maintenance of container.

This invention discloses a drilling rig fault monitoring system and a formwork pile construction device. The system includes a monitoring system comprising an analog input module, a digital output module, a PWM power amplifier, a main controller, and a display module. The analog input module, digital output module, PWM power amplifier, and display module are all electrically connected to the main controller. The advantages of this invention include comprehensive monitoring of three main types of signals in the drilling rig: AI signals, DO signals, and PWM signals. It also provides alarm prompts for specific fault information and detailed fault information, and features local and cloud storage, facilitating users' querying and analysis of historical equipment faults. Furthermore, it can be used to assess the current reliability of the equipment.

This invention relates to the field of control or regulation systems for non-electrical variables, and more particularly to a UAV positioning method and system. The system includes an airborne positioning module integrating an ultra-wideband transceiver, an inertial measurement unit, a visual sensor module, and a global navigation satellite system (GNSS) receiver module. It also coordinates with an external UWB positioning beacon. Through core functional modules such as real-time multimodal data quality assessment, dynamic weighted fusion positioning, environmental perception and situational awareness, and robustness and integrity monitoring, it achieves high-precision, continuous, and reliable positioning of the UAV. This invention significantly improves positioning accuracy and system robustness, enhances adaptability to complex environments and anti-interference capabilities, and effectively reduces system deployment and maintenance costs.