443 results about "Whole systems" patented technology

This invention discloses an integrated wiring and commissioning method for a precision-processed low-voltage distribution cabinet and a field control box in a steel plant. The method includes: in the wiring stage, standardized and modular wiring between the GGD type low-voltage distribution cabinet and the matching field control box is performed based on a modular partitioned wiring method. The modular partitioned wiring method includes: based on the bottom-in / bottom-out wiring specifications of the low-voltage cabinet, modular partitioning of terminals according to power circuits, control circuits, and signal circuits; selection of cable specifications and error-proof wiring for power circuits, control circuits, and signal circuits; and independent wiring and anti-corrosion treatment of the neutral / ground busbars within the distribution cabinet. In the commissioning stage, based on a step-by-step commissioning method, the following steps are performed sequentially: single-cabinet component setting of the distribution cabinet, single-point local control commissioning of the control box, and linkage switching commissioning between DCS remote control and local control. The accuracy of fault signal feedback is verified simultaneously to ensure the operational stability and linkage adaptability of the entire system.

A vehicle heat pump system capable of improving cooling and heating performance by applying a gas injection device selectively operated in a vehicle interior air conditioning mode to increase the flow rate of refrigerant. The heat pump system uses a single heat exchanger configured to exchange heat between at least two refrigerants having different temperatures and states with each other for the entire system and the gas injection device, so that the total number of components can be reduced, and manufacturing costs and weight can also be reduced.

The application discloses an anti-interference pulse laser frequency division multiplexing optical coding wireless communication system and method, provides an optical wireless communication system based on pulse laser, and realizes an anti-interference pulse laser frequency division multiplexing optical coding communication method. Relying on the convergence effect of the light collector, a stable and anti-interference system receiving end is realized, the anti-interference capability of the whole system is realized through a pulse laser source and a multi-channel light splitting module, the utilization rate of the spectrum in the system communication process is improved, and the pulse laser transmission of frequency division multiplexing is realized.

This utility model relates to the field of dust removal and desulfurization tower technology, and discloses a dust removal and desulfurization tower with a heat recovery device. It includes a base plate, a desulfurization tower body fixedly mounted on the top surface of the base plate, a placement seat fixedly mounted on the right side of the desulfurization tower body, an adjustment mechanism above the placement seat, and a dust removal mechanism on the left side of the adjustment mechanism. The adjustment mechanism includes a connecting part and an adjustment part, and the dust removal mechanism includes a dust removal part and a fixing part. The connecting part includes a valve body, and a fan is fixedly mounted on the right side of the valve body. An electric telescopic rod pushes a sliding frame, which in turn causes the adjustment rod to slide within the arc-shaped frame, thereby rotating the drive frame. The drive frame then rotates a sphere, thus adjusting the gas flow rate. This allows for adjustments to the gas flow rate based on the actual heat recovery requirements, ensuring that the entire system operates in accordance with the heat recovery needs.

The embodiment of the application discloses a hardware accelerator whole system performance evaluation method and device facing high-level synthesis, which comprises the following steps: constructing a cycle-accurate and event-driven hardware accelerator simulation model based on the intermediate representation and static timing report generated by HLS; executing the hardware accelerator simulation model in the whole system simulator through the accelerator simulation object, so as to convert the timing and operation defined by the hardware accelerator simulation model into simulation events in the event queue of the whole system simulator and schedule and execute; collecting cycle-accurate simulation statistical data generated in the running process of the hardware accelerator simulation model in response to the scheduling and execution of the simulation events; and generating a performance evaluation report and a function verification result of the hardware accelerator based on the simulation statistical data and the function execution result of the hardware accelerator simulation model. The embodiment of the application can efficiently and accurately evaluate the performance of the hardware accelerator generated by HLS, so as to realize true hardware-software co-design and optimization.

The present application relates to a kind of environment-friendly water-based phenolic resin anticorrosive coating and its preparation process, belong to the field of coating technology.The coating is made of water-based phenolic resin emulsion, hyaluronic acid-lysine composition load nano SiO2-ZnO composite filler, synergistic anticorrosive filler, wetting dispersant, film forming aid, leveling thickener, defoaming agent and deionized water.The superhydrophilic of hyaluronic acid fundamentally solves the dispersion and storage stability problem of phenolic resin in aqueous phase, and the amino group of its lysine side chain can also chemically bond with resin during curing, significantly enhancing the adhesion, flexibility and interfacial bonding strength of coating.At the same time, nano SiO2, ZnO and synergistic anticorrosive filler construct a multiple synergistic anticorrosive network of physical shielding, sacrificial anode and chemical passivation, achieving long-term active protection.The whole system uses water as medium, selects bio-based raw materials and low VOC additives, and the environmental protection is outstanding.

The application discloses a kind of automatic lathe with multi-station synchronous processing.It includes shell, multiple chuck, tool rest, Y-axis and X-axis moving group are equipped in shell;Magnetic force adsorption component is equipped in the lower part of shell, including reciprocating screw rod driven by motor, connecting seat sleeved on reciprocating screw rod, rotating rod and rotating roller at both ends of connecting seat, rotating belt with magnet on rotating roller;Through spline bar, spline sleeve and pulley transmission system, rotating roller is realized synchronous rotation;Scraper, receiving hopper and auger rod are equipped in the bottom of shell, and are connected to collection box equipped with compression drawer through conveying pipe.The application realizes reciprocating scanning of magnetic force adsorption component and circular motion of rotating belt by single motor drive, and fully automatically collects and processes iron filings;Iron filings are compressed in real time by linkage compression mechanism, and storage density is improved;The whole system works synchronously with multi-station processing, without stopping cleaning, and significantly improves production efficiency and automation level.

The application provides a kind of vehicle lamp intelligent control system with functional safety design, including communication module, main control module, execution module, detection module and power module.For main control module, monitor whether main control information processing fails, does not control vehicle lamp work correctly, if yes, reset control is carried out to external circuit;For communication module, monitor whether communication failure occurs according to communication response mechanism, remind driver of failure cause after monitoring communication failure;For power module, monitor power module output voltage, software and hardware failure, reset processing is carried out to power chip and MCU when failure occurs;For detection module, monitor whether execution module lights corresponding lamp according to requirements, if execution module does not light lamp as required, pass this information to main control module, remind driver of failure cause.The application can reduce system failure and random failure risk, the whole system is more reliable, and driver, passenger and road related personnel are safer.

This utility model relates to the field of axle assembly technology, specifically to a motor-mounted axle assembly, including an axle assembly body, two shafts, wheel hubs, and a motor body. The two shafts are mounted on the axle assembly and connected to a differential lock in the axle assembly body. Wheel hubs are mounted on the surface of the shafts, and the motor body is mounted on the surface of the axle assembly body. It also includes a protective device, comprising two mounting seats mounted on the surface of the axle assembly body. By mounting a buffer portion on the mounting seats, and then connecting a bracket on the protective plate to the buffer portion, and using a buffer spring and locking block, the bracket is mounted on the buffer portion. During driving, the protective plate located below the axle assembly body can effectively intercept flying stones and debris, achieving protective operation. Simultaneously, the buffer portion can cushion and protect the protective plate, reducing the impact force caused by collisions, thereby extending the service life of the protective plate and ensuring the reliability and safety of the entire system.

The application relates to an intelligent satellite assembly storage system, which comprises a computer control center, a material center and an assembly tool platform. The computer control center comprises a workbench, a computer, a digital-analog display module and a personnel operation area. The computer is used for operating the storage system, the digital-analog display module is used for checking the installation information of the satellite, and the personnel operation area is used for inputting instructions to the computer. The material center comprises a cabinet body, an import and export channel, a taking and using platform and a material conveying system. The import and export channel is used for the import and export of material boxes in the storage system, the taking and using platform is used for supporting the material boxes in the storage system, and the material conveying system is used for storing and feeding the materials. The assembly tool platform comprises a tool vehicle body and a material receiving area which is used for receiving the materials in the material conveying system. The intelligent satellite assembly storage system realizes intelligent and automatic operation of the whole system, improves the efficiency and accuracy of satellite assembly, reduces human errors and improves the assembly quality.

The overall design is compact, making it suitable for applications requiring rapid deployment and with significant space constraints, particularly in logistics parks and lithium battery fires. Users can connect and activate the device in a short time, providing a foam fire extinguishing system that enables more efficient response to fires. [Solution] The system comprises a machine box and a water pump, a peristaltic pump, a foam concentrate tank, and an air compressor located inside the machine box. The foam concentrate tank and peristaltic pump are connected to the input terminals of the water pump via piping, and the air compressor is connected to the output terminal of the water pump via piping. In addition, a water supply pipeline is installed parallel to the foam concentrate tank at the input terminal of the water pump, and the output terminal of the water pump is connected to an external fire hose. The foam concentrate tank and peristaltic pump are positioned horizontally opposite each other on the same side of the water pump, and the air compressor is positioned horizontally opposite each other on the opposite side of the water pump. This clarifies the water supply and drainage layout of the entire system and facilitates the independent removal and maintenance of each component module.

The present application belongs to the technical field of tobacco conveying, and particularly relates to a tobacco conveying belt blockage diagnosis and unblocking system, which comprises front-to-back direction installed tobacco conveying belts and left-to-right direction installed tobacco conveying belts, and a rotary encoder is installed at the end of the main drive shaft of each tobacco conveying belt; a camera is installed directly above the front-to-back direction installed tobacco conveying belts, and multiple groups of tobacco height detectors are installed on both sides of the height direction of the feeding port of the left-to-right direction installed tobacco conveying belts; a tobacco conveying groove is installed at the joint of the two tobacco conveying belts, and a pneumatic unblocking device is installed in the tobacco conveying groove. The door type motion trajectory design of the pushing system does not affect the flow of the subsequent tobacco, the whole system control is accurate and convenient, and manual operation is not required, thereby improving the work efficiency and reducing the labor intensity.

This invention discloses a vehicle refrigeration system and method. The vehicle refrigeration system includes an electric compressor, a condenser, a plate heat exchanger, and a passenger compartment evaporator. The electric compressor, plate heat exchanger, and passenger compartment evaporator form a first loop. The plate heat exchanger is connected to a battery pack to form a second loop. The electric compressor, condenser, and passenger compartment evaporator form a third loop. When the vehicle is parked and the passenger compartment needs cooling, and the battery pack temperature is not higher than a first preset temperature and the battery pack outlet water temperature is not higher than a second preset temperature, the first and second loops are used to cool the passenger compartment. When the vehicle is parked and the passenger compartment needs cooling, and the battery pack temperature is higher than the first preset temperature and the battery pack outlet water temperature is higher than the second preset temperature, the third loop is used to cool the passenger compartment. When the vehicle is parked and stationary with no oncoming wind, the heat exchange efficiency of the condenser is improved, avoiding the problems of high cooling energy consumption and insufficient cooling capacity of the entire system.

The application provides an in-situ detection method and system for acetylene in oil based on coated hollow core fiber enhancement, relates to the technical field of optical gas sensing, and specifically captures and enriches acetylene molecules from transformer oil flowing through a selective adsorption film modified on the inner wall of a coated hollow core fiber, so that the local concentration of the acetylene molecules in the coated hollow core fiber sensing probe detection is increased by tens of times, the enriched acetylene molecules are excited by high-frequency modulated mid-infrared pump laser, the periodic photothermal effect generated is sensitively detected by in-phase transmission near-infrared detection laser in the form of phase change, the super-high sensitivity detection can be maintained, the fast response meeting the early fault warning requirement is also satisfied, differential detection is simultaneously performed on the signal generation, temperature compensation, filter adjustment and frequency adjustment are simultaneously performed, the four-stage linkage processing mechanism is utilized to perform hierarchical processing on the signal, so that the whole system can not only resist wide temperature range and strong electromagnetic environment, but also adaptively resist time-varying field interference.

This utility model belongs to the field of intake control technology and discloses an integrated intake structure for a screw compressor, including an intake valve, a butterfly valve, an adjusting lever, and a cylinder regulator. The intake valve and the butterfly valve are connected in series on the intake pipeline of the screw compressor, with the intake valve located between the butterfly valve and the screw compressor. One end of the adjusting lever is connected to the output end of the cylinder regulator, and the other end is connected to the sliding plate of the butterfly valve for adjusting the opening. The air source for the cylinder regulator comes from an oil separator tank connected to the screw compressor. The intake valve also has an intake port for connecting to the oil separator tank. This utility model can flexibly adjust the intake air flow according to the user's air demand, so as to balance the intake and exhaust of the entire system, reduce energy consumption, and integrate the intake valve, butterfly valve, adjusting lever, cylinder regulator, and electromagnetic vent valve into one unit, making the structure more compact, facilitating the adjustment of the overall installation position, and reducing costs through integration.

The application belongs to the technical field of new energy vehicles, and particularly relates to a transient temperature control method and device of an oil cooling electric drive system and a storage medium, which are applied to a temperature control device. The method comprises the following steps: obtaining target output power P1 and current output power P2 of the oil cooling electric drive system; according to a driving condition, when the output power of the oil cooling motor changes, the ratio of the target output power P1 to the current output power P2 is obtained; the cooling liquid circuit and the cooling oil circuit are controlled in parallel, and a control signal enters an oil cooling motor controller and a thermal management controller at the same time; and according to the ratio, the gear of the cooling liquid circuit and the cooling oil circuit is changed. The purpose is to improve the heat dissipation capacity of the whole system through linkage between the cooling oil circuit and the cooling liquid circuit, thereby improving the output capacity of the motor; and the hysteresis of the temperature control method is reduced, and the reliability of the system is improved by using the parallel control method.

The present application relates to the field of power system stability analysis and control, in particular to a kind of thermal mass energy storage converter broadband oscillation suppression parameter stable domain identification method, comprising the following steps: establish general electric-thermal coupling mechanism model, construct the dynamic differential equation describing the evolution of input electric power and energy storage medium temperature state of converter;Mechanical dynamics equation is constructed;Establish the small signal state space model of whole system, linearization is carried out at steady state operating point and the state space matrix of whole system is derived;Define practical small disturbance stability domain, set the real part decay rate threshold and minimum damping ratio threshold of whole system eigenvalue;Algebraic singularity constraint equation in high-dimensional parameter space is constructed;Solve algebraic singularity constraint equation, establish parameter stable domain.This method avoids the repeated iteration of traditional eigenvalue analysis, can accurately depict parameter boundary, effectively improve the frequency support capability of high proportion of new energy power grid and system robustness.

This utility model discloses a photovoltaic panel access detection circuit and device. The photovoltaic panel access detection circuit, connected between the photovoltaic panel and the rechargeable battery, includes a low-side switch module, a first voltage divider resistor R1, a second voltage divider resistor R2, and a protection module. The first terminal of the low-side switch module is connected to the negative input terminal of the photovoltaic panel and the first terminal of the second voltage divider resistor R2. The second terminal of the low-side switch module is connected to the negative terminal of the rechargeable battery. The second terminal of the second voltage divider resistor R2 is connected to the first terminal of the first voltage divider resistor R1 and the protection module. The second terminal of the first voltage divider resistor R1 is connected to the positive input terminal of the photovoltaic panel and the positive terminal of the rechargeable battery. This utility model, using components such as a low-side switch, voltage divider resistors, and a protection module, provides a highly efficient and reliable photovoltaic panel access detection circuit. It can not only monitor the input voltage of the photovoltaic panel but also automatically protect the battery and circuit through a clamping protection mechanism when the voltage is too high, ensuring the safe and stable operation of the entire system.

The utility model provides a self-powered intelligent water meter based on electromagnetic power generation. The self-powered intelligent water meter comprises a first built-in cavity, a second built-in cavity, a water inlet and a water outlet, the first built-in cavity and the second built-in cavity are connected through a bolt, the water inlet is communicated with the first built-in cavity, and the water outlet is communicated with the second built-in cavity. According to the utility model, the electric signal generated by the coil is utilized, the self-power supply technology and the self-sensing technology are combined, and multiple functions are realized through the simple structure; a switch control mode is adopted in the power supply management system, so that voltage and current are only used when needed, and no electric energy is consumed in other time; the power management circuit realizes a fully-automatic switching function through battery voltage detection, so that the whole system comprises the wireless transmission module and can be called as a real self-powered system; the energy of the energy source is fully and efficiently utilized, so that no energy loss exists in the energy conversion and distribution process.

This invention provides an autonomous management and scheduling system for high-throughput chemical experimental robots based on digital twins, relating to the field of robot control technology. It includes a digital twin unit and a production execution unit. The production execution unit inputs production instructions and outputs a first production instruction signal. Based on the first and second production instruction signals, the production execution unit controls the robot to perform chemical experimental operations. The production execution unit feeds back the production result signal to the digital twin unit. This invention continuously collects overall operational and simulation data of the high-throughput chemical experiment through the digital twin unit, continuously improves the equipment twin model related to the entire experiment, and then interacts with the production execution unit. This provides data support for improving the efficiency of high-throughput chemical experiments and the output of experimental samples, and also provides a foundation for decision optimization of the entire system.

The application discloses a semantic communication method and system based on interleaved frequency division multiplexing, belongs to the field of semantic communication, and is applied to a semantic communication system. The method comprises the following steps: a sending end extracts semantic information through a semantic encoder and transmits the semantic information after modulation through interleaved frequency division multiplexing; a receiving end reconstructs a semantic signal based on a received signal through a cross-domain iterative detector and completes a target task through a semantic decoder. The cross-domain iterative detector performs linear detection in a time domain by utilizing channel sparsity, performs nonlinear detection in a characteristic domain based on a fractional model, and realizes cross-domain transformation through an interleaved frequency division multiplexing modulation matrix with universal characteristics. The application can realize training of an encoder / decoder and decoupling of a channel through interleaved frequency division multiplexing modulation, the channel has strong universality, and the compatibility with an existing digital communication system is good. Since the type of the encoder / decoder is not limited, the whole system can perform multiple tasks, and the task universality is good.

The application relates to the technical field of automatic penetration analysis, and discloses a distributed attack framework technology based on RPC and virtualization technology, which comprises the following steps: S1: using a virtualization technology to construct an operation environment of an attack weapon, assembling a single atomic weapon, using an HTTP protocol to communicate between the atomic weapon and a calling party, transmitting attack parameters and attack loads, realizing RPC calling of the atomic weapon, and based on the architecture, the whole system will be a distributed attack system; and S2: adopting an atomic weapon type, adopting a mode based on attack record utilization, based on a historical hacking behavior, analyzing attack methods and attack tools used according to the behavior, and encapsulating the attack as an attack atomic weapon. Through the virtualization operation environment, the application solves the operation environment conflict problem of multiple different atomic weapons under different operation platforms, and expands the attack types.

This invention provides a continuous high-consistency refining system and method, comprising a pulp press, a refiner, and a latent fiber removal device connected in sequence. The invention utilizes a dedicated latent fiber removal device downstream of the refiner to perform online, dynamic mechanical latent fiber removal treatment on the pulp that is in a "latent state" after high-consistency refining. This system achieves continuous operation of the entire high-consistency refining process, from front-end wet pulp thickening and mid-stage mechanical refining to end-stage fiber latent fiber removal, significantly improving fiber quality. By eliminating the latent state of fibers through mechanical force in a closed flow field, it effectively releases internal fiber stress and reduces fiber kinking and crimp. This allows for the maintenance or even improvement of the physical strength of the paper while reducing the use of expensive long-fiber raw materials in subsequent processes, thereby achieving cost reduction, efficiency improvement, and enhanced product quality. Furthermore, the entire system has a compact flow, facilitating seamless integration with upstream and downstream processes and adapting to the continuous, high-speed production rhythm of modern paper machines.

This application provides an audio processing method, apparatus, computing device, storage medium, and program product. By maintaining a memory bank that stores multiple feature prototypes obtained based on audio features from historical audio and anomaly detection results of historical audio, when an audio to be processed is acquired, a target feature prototype matching the audio features of the audio to be processed is determined from the maintained memory bank based on the audio features of the audio to be processed. Then, based on the similarity between the audio features of the audio to be processed and the target feature prototype, the anomaly detection result of the audio to be processed is determined. The feature prototypes stored in the maintained memory bank are updated based on the audio features of the audio to be processed, the similarity between the audio features of the audio to be processed and the target feature prototype, and the anomaly detection result of the audio to be processed. This dynamic updating of the memory bank during inference continuously enhances the recognition capability of the entire system.

The application provides a data transmission method under an automobile open system architecture, which comprises the following steps: creating a complex device driver socket module on a transmission control protocol / internet protocol layer; pre-allocating a random access memory via the complex device driver socket module and locking the pre-allocated random access memory; transmitting data in the locked random access memory via the complex device driver socket module; counting the number of times of transmitting data in the pre-allocated random access memory; in response to the number of times of transmitting data being greater than a predetermined threshold, calling a transmission confirmation function to confirm whether the transmission is completed and releasing the random access memory resource for completing the transmission. The method and interrupt scenario provided by the application can send frames without RAM limitation. In a large data transmission scenario, this mode does not cause frequent in-out interrupts, so that the whole system runs more smoothly.

The present application relates to the technical field of building construction, in particular to a kind of aluminum electrolysis cell refractory masonry winter construction method, including construction preparation, each process motivation technical measure implementation, construction quality control three stages, through systematic heat preservation heating and temperature control, ensure that aluminum electrolysis cell refractory masonry operating environment temperature is not less than 5 ℃, local wet operation area temperature is not less than 15 ℃. The whole system is kept warm, which ensures the quality of aluminum electrolysis cell construction in winter; Ensure the safety of personnel construction during construction, avoid the risk of scalding, fire and other risks caused by construction operation errors; Using electric heating method, it is more safe and environmental protection; Overall, it improves the construction efficiency, saves the construction period and saves the construction cost.

The application belongs to the technical field of communication, and particularly relates to a full-rate communication system, method, terminal and storage medium based on 5G, which comprises a control module, an acquisition module, a communication module and a power module for powering the whole system; the control module is connected to external equipment through the communication module; the communication module comprises a low-rate communication unit, a medium-rate communication unit and a high-rate communication unit; the system integrates the low-rate, medium-rate and high-rate communication units, can intelligently select the most suitable communication mode for data transmission according to the size and type of target data, the flexibility ensures that the terminal equipment can work at the optimal communication rate and power consumption in different use scenarios, and avoids the problem of shortened battery life caused by long-time use of high-power communication technology in the traditional scheme. Meanwhile, since the communication rate can be flexibly switched according to actual needs, the system also effectively reduces the flow cost of the SIM card.