12results about How to "Strong upgradeability" patented technology

The invention relates to the technical field of thermoelectric devices containing different material junctions, in particular to a structural part. According to the technical scheme, according to the multifunctional thermoelectric cooler and the control method thereof, hardware comprises an outer plate arranged above a thermoelectric cooler plate, a detection module is arranged in the outer plate, a plurality of independent loops are arranged on the thermoelectric cooler plate, and the independent loops correspond to detection units in a one-to-one mode. The method comprises the steps that the detection unit monitors in real time and sends detection data to the main control unit; the main control unit controls the corresponding independent loop to be powered on and powered off according to detection data of each detection unit; and the main control unit judges whether the output power of the electrified independent loops needs to be adjusted according to whether a plurality of independent loops need to be electrified. The problems that in the prior art, a working area is difficult to adjust, maintenance is inconvenient, energy is wasted, and adaptability is poor are solved, the multifunctional thermoelectric cooler and the control method thereof are provided, and the purposes of facilitating maintenance and overhaul, reducing use power consumption and improving the energy utilization rate are achieved.

The invention relates to a multi-interface steering control unit which is suitable for a ship automatic steering system. The unit comprises a dual CAN bus system, a steering control panel, a power supply module, a signal conversion module and an emergency power supply module. Redundant data transmission is achieved through a double-CAN bus system, it is ensured that signals can still be normally transmitted when a single bus breaks down, a PID control algorithm is arranged in the steering control panel, the steering angle and speed can be accurately calculated, a signal conversion module can convert digital signals into analog voltage signals so as to meet the control requirement of an electromagnetic valve or a proportional valve steering engine, and the control requirement of the electromagnetic valve or the proportional valve steering engine can be met. The system further has an emergency steering mode and a self-diagnosis function, and it is ensured that the system can be rapidly switched to an emergency state when the main system fails. The multi-interface steering control unit adopts a modular design, so that the multi-interface steering control unit is easy to maintain and expand and is suitable for various types of ships, and the reliability and the operation convenience of a steering system are improved.

The application discloses a modular installation method for a large-scale stacker-reclaimer, which comprises the following steps: S1, modular design: the structure of the stacker-reclaimer is divided into several module units, and the size and weight of each module unit are suitable for the road and hoisting equipment on site; S2, factory manufacturing and pre-assembly: the module units are divided according to the division of the module units in a factory or a pre-assembly site; S3, module splitting and transportation, and the components transported to the site are assembled according to the modules; S4, module hoisting; S5, three-dimensional measurement and installation adjustment: a large-scale stacker-reclaimer installation construction process is monitored by using a drone, a three-dimensional installation model is established, and the spatial dimensions of the stacker-reclaimer are detected through the model; the module units after hoisting are checked and adjusted to ensure the consistency and stability of the module units and the whole structure; the method provided by the application improves construction efficiency, reduces construction period, reduces cost, increases flexibility, and provides maintainability and upgradability.

The application relates to a hybrid AC / DC microgrid based on a reconfigurable modular multilevel converter and an operation method and a storage medium thereof. The microgrid comprises a modular multilevel converter (MMC), the MMC comprises a plurality of phase legs, each phase leg comprises an upper arm and a lower arm, each arm is connected with a plurality of sub-modules in series, each sub-module comprises a semiconductor switching device, a capacitor energy storage unit and a controllable bypass switch structure; the MMC is connected with an AC bus and a DC bus respectively to realize bidirectional power conversion. The system comprises a plurality of feeder branches which are connected with the bus through power switching devices. Distributed edge controllers are arranged at the sub-modules or feeder interfaces to collect voltage and current parameters and output isolation or bypass signals in an abnormal condition; meanwhile, hierarchical reconfiguration controllers are arranged to perform structure reconfiguration and power path redistribution. The application realizes fault rapid isolation and reconfiguration cooperation through hierarchical control, maintains the voltage stability of the key load bus, and realizes the effect of improving the system reliability and power supply continuity.

This invention discloses an optical modulation module, comprising a substrate, a top cover, an internal laser, a bias control board, an optical switch, a modulator, and an optical splitter. The optical output terminal of the internal laser is connected to the first input terminal of the two-input-one-output optical switch; the external optical input interface is connected to the second input terminal of the optical switch; the output terminal of the optical switch is connected to the optical input terminal of the modulator, and the switching is controlled by the bias control board to achieve flexible selection of internal and external light sources. The modulated optical signal is split into one path by the optical splitter and sent to the bias control board, forming a closed-loop feedback to accurately lock the operating point. The modulator is installed via a vertical mounting plate and a detachable port, enabling convenient replacement and upgrades. This invention, through its highly integrated design, achieves plug-and-play functionality and provides the flexibility of dual-source selection and the maintainability of core components in a single module, significantly improving the application range and economy of the product.

The utility model discloses a double-speed reducer which comprises a first-stage speed reduction module and a second-stage speed reduction module, the first-stage speed reduction module and the second-stage speed reduction module are connected together in a detachable mode, the second-stage speed reduction module and the first-stage speed reduction module are connected in series, the first-stage speed reduction module can output a first rotating speed, and the second-stage speed reduction module can output a second rotating speed. And meanwhile, the second-stage speed reduction module can output a second rotating speed, and the second rotating speed is smaller than the first rotating speed. The double-speed reducer can provide two different rotating speeds at the same time, the first rotating speed mode is suitable for high-speed operation, and the second rotating speed mode is suitable for low-speed operation; due to the fact that the first-stage speed reduction module and the second-stage speed reduction module are designed in a modularized mode, a user can select combinations of different speed modes according to actual requirements, and applicability and flexibility of equipment are improved. And meanwhile, the double-speed reducer has higher maintainability and upgradability.

The invention provides a fuel supply system of an in-cylinder double direct injection engine, and relates to the technical field of fuel supply. Comprising a high-pressure oil pump subsystem, a low-pressure oil pump subsystem, a fuel filter subsystem, a fuel guide rail subsystem, an oil sprayer subsystem, a fuel pressure sensor subsystem, a fuel control unit subsystem, a fuel tank subsystem and a fuel pipeline subsystem. According to the intelligent fuel oil supply system, fuel oil consumption is effectively reduced through a wireless fuel oil monitoring and control subsystem such as a variable flow fuel oil distribution subsystem and an intelligent fuel oil preheating subsystem, compared with a traditional fuel supply system, the fuel oil cost of a user is greatly saved, and the application of the wireless fuel oil monitoring and control subsystem and the fuel oil control subsystem based on artificial intelligence is more convenient. Remote real-time monitoring and intelligent control of the fuel oil system are achieved, a user can conveniently know the state of the system in time and conduct necessary adjustment, and meanwhile the self-adaptive capacity and the response speed of the system are improved.

The present invention proposes a processor and a memory reading method thereof. The processor comprises at least one first-level data cache, a second-level data cache, and a first-level transformation backup buffer linked to the first-level data cache; a second-level transformation backup buffer linked to the second-level data cache, wherein a part of the second-level data cache is permanently reserved for caching the content of a microcode simulation memory. When the content of the microcode simulation memory is to be accessed, the first transformation backup buffer and the second transformation backup buffer are checked at the same time. If the check of the first-level backup cache hits, the check of the second-level backup cache will be terminated or ignored; if the check of the first-level backup cache does not hit, the address of the second-level cache is checked, or data is directly read from the memory, thereby reducing waiting and improving reading efficiency.

The invention belongs to the technical field of electronic data processing and information retrieval, and particularly relates to a specific target circling method and application in potential customer group screening. According to the circling method and the application, the calculation of intersection, union and difference is realized by utilizing the RoaringBitmap algorithm through accurate bit operation, and the operation between two containers is efficiently realized, so that the storage performance and the calculation performance are excellent. Meanwhile, a self-developed visual editor is used, so that the process of user circle selection is greatly simplified, the burden of non-technical workers on data preprocessing is reduced, and the work of the non-technical workers can be more focused and focused, for example, the work is focused on the formulation of business logic and marketing strategies. Through the application, a worker can carry out configuration on a visual page, and does not need to deeply understand a data structure and an algorithm principle at the back. The user circle selection function becomes simple and quick, and accurate screening of the target user group can be realized only by simple clicking.

This invention discloses a modular design method and system for a fully automated inspection robot, relating to the field of automated inspection technology. The method includes: dividing the robot system into multiple functionally independent modules; acquiring the state parameters and operating parameters of each module; and generating module output data based on these parameters. During task execution, the robot optimizes its output at each task stage by dynamically adjusting the combination and weights of the modules. Module selection is based on a comprehensive evaluation of error minimization and inter-module synergy. The optimal module is selected according to real-time task and environmental changes, and the module configuration is adjusted in real-time. This invention addresses the problem that existing robot systems typically employ fixed structural designs, lacking flexibility and adjustability between modules, and unable to quickly switch and adjust between different tasks, thus affecting the overall efficiency and stability of the robot system.

The invention discloses a modular design method and system for a full-performance automatic detection robot, and relates to the technical field of automatic detection, and the method comprises the steps: dividing a robot system into a plurality of modules with independent functions, obtaining state parameters and working parameters of the modules, and generating module output data based on the state parameters and the working parameters; in the task execution process, the robot adjusts module configuration in real time by dynamically adjusting combination and weight of the modules, optimizing output of a task stage and module selection based on comprehensive evaluation of error minimization and a synergistic effect among the modules, and the optimal module performs selection according to real-time tasks and environment changes. The problem that the overall efficiency and stability of a robot system are affected due to the fact that the robot system in the prior art generally adopts a fixed structural design, flexibility and adjustability between modules are lacked, and different tasks cannot be rapidly switched and adjusted can be solved.

The utility model discloses a water-cooling heat dissipation system of a hydrogen production power supply, and relates to the technical field of power supplies. The heat dissipation system comprises a closed-loop circulating water cooling structure and an air-liquid heat exchanger which are connected with each other, the closed-loop circulating water cooling structure comprises a water-cooling hydrogen production cabinet (14), a front-stage IGBT power module (1) and a rear-stage IGBT power module (15), and the front-stage IGBT power module (1) and the rear-stage IGBT power module (15) are both arranged in the water-cooling hydrogen production cabinet (14). The utility model provides a hydrogen production power supply water-cooling heat dissipation system, which adopts a closed-loop circulating water-cooling structure, directly absorbs heat generated by an IGBT module through a heat dissipation water-cooling plate, and utilizes a fan of an air-liquid heat exchanger as an auxiliary heat dissipation device, thereby effectively accelerating heat dissipation and ensuring the stability of an IGBT hydrogen production power supply under high-power and long-time operation.