4results about How to "Avoid negligence" patented technology

The present invention belongs to the field of communication testing technology, and specifically relates to a communication link operating characteristic testing system and a testing method thereof, wherein the communication link operating characteristic testing system includes: a relay combination circuit board, a simulation assembly and an interface assembly. The simulation assembly is arranged on the relay combination circuit board. The interface assembly is arranged on the relay combination circuit board, and the interface assembly is configured to connect with a DUT. The relays on the relay combination circuit board are turned on / off to connect the DUT to the required devices in the simulation assembly, so that the DUT can be tested under the working environment simulated by the simulation assembly. The present invention can cope with different working conditions, test and verify the various signal characteristics of the DUT and the operating characteristics of the DUT under various working conditions, which is applicable to various differential communication technologies and avoids negligence caused by manual testing.

This invention discloses a high-frequency response model predictive control method for a powertrain system, relating to the field of powertrain system control technology. The method includes real-time acquisition of various powertrain system data, establishment of a powertrain system model, real-time prediction of driving range based on the powertrain system model and display of driving range data, setting a driving range warning value for a kinetic energy alarm, comparing the warning value with the predicted driving range, issuing an alarm when the predicted driving range is lower than the warning value, issuing a prompt for refueling to supplement kinetic energy when the alarm is issued, having the driver confirm the refueling method, refueling the powertrain, predicting the health of the powertrain, and generating a health prediction report. This invention utilizes a high-frequency response model predictive control method for powertrain systems, supports dual modes of total driving range percentage threshold and user-defined quota threshold, distinguishes between independent warnings for pure electric and fuel-powered driving, meets the needs of different driving scenarios, provides more timely warning response, and supports automatic triggering of the refueling mode when the electric driving range is insufficient.

The utility model relates to the technical field of gas detection, especially to a networking type industrial and commercial gas detector, it includes control module, wireless transmission module and signal detection module, the wireless transmission module has integrated LoRa communication unit and CAT.1 communication unit, signal detection module electric connection control module for detecting wireless signal strength, control module electric connection wireless transmission module for according to signal detection module detected wireless signal strength optional enable LoRa communication unit or CAT.1 communication unit carries out data transmission, the utility model integrates LoRa and CAT.1 double communication unit, and can be based on real -time signal strength and carry out the intelligent switching of communication unit, effectively solved the single wireless communication mode unreliable problem under the complex industrial environment, the utility model can ensure that gas concentration alarm and equipment state data can be transmitted to the monitoring platform in real time, reliably, greatly promoted the timeliness and reliability of safety monitoring.

The application discloses a pipeline water drainage and deslagging device with filtering and fire suppression functions, which comprises a deslagging device body, a guide rod and a sound wave detector, the middle part of the top end of the deslagging device body is connected with the guide rod, and the bottom end of the guide rod is connected with a connecting seat through a limiting hole. When the pipeline water drainage and deslagging device with filtering and fire suppression functions is used, the fixed seat is automatically moved downward, so that the sealing plug is connected with the deslagging device body, the device is sealed, the gas in the pipeline is automatically cut off, the sealing property is improved through the expansion of the sealing air bag, the pipeline is automatically closed, the telescopic rod is started to drive the movable seat to move, the sound wave detector is driven to continuously detect the pipeline and the device, the staff can timely find faults, the pipeline and the deslagging device are detected, water is sprayed through the filtering copper net and the water injection pipeline, and thus the pipeline water drainage and deslagging device has the functions of filtering and fire suppression during use.