12results about How to "Even load distribution" patented technology

This specification provides a rate limiting method, apparatus, electronic device, and medium for a distributed cluster. The method includes: if at least one token in the token set is greater than 0, calculating a token deviation value; if the token deviation value is less than a first threshold and the condition that all tokens in the token set are greater than or equal to 0 is not met, reducing the token generation rate corresponding to the token bucket rate limiter with tokens greater than the token number threshold, and increasing the token generation rate corresponding to the token bucket rate limiter with tokens less than the token number threshold; if every token in the token set is less than or equal to 0, calculating a rate deviation value based on the generation rate set; if the rate deviation value is greater than or equal to a second threshold, reducing the token generation rate corresponding to the token bucket rate limiter with a token generation rate greater than the token generation rate threshold, and increasing the token generation rate corresponding to the token bucket rate limiter with a token generation rate less than the token generation rate threshold.

The application relates to the field of automation control and discloses a modular intelligent pump station system. The system comprises a standardized water pump module, a distributed cooperative control unit, a pipe network state sensing network, a communication interaction network and a remote algorithm updating platform. The standardized water pump module integrates a local intelligent control terminal and a sensing component, is used for collecting operation state data and dynamically adjusting operation parameters. The distributed cooperative control unit is based on a non-cooperative game theory of multi-target constraint fusion to construct a control logic, so that each standardized water pump module reaches a Nash equilibrium of load distribution through autonomous negotiation. The pipe network state sensing network broadcasts global hydraulic working condition information to each standardized water pump module as a game environmental variable. The communication interaction network supports millisecond-level data exchange between modules. The remote algorithm updating platform is used for pushing optimized control algorithm parameters or game strategy models, so that self-organization and adaptive operation of the pump station system are realized, operation resilience is improved and energy consumption is optimized.

The utility model belongs to bridge floor construction equipment technical field, specifically disclose a kind of assembly type bridge floor system hoist, including bearing frame, the bearing frame includes two first crossbeam of opposite arrangement, two first crossbeam between being equipped with two second crossbeam, the both ends of second crossbeam are connected to two first crossbeam respectively, still be equipped with several third crossbeam between two second crossbeam. The utility model provides a kind of assembly type bridge floor system hoist, the upper end of the junction of first crossbeam and second crossbeam, the lower end of the junction of first crossbeam and second crossbeam, the lower end of the junction of second crossbeam and third crossbeam are all equipped with mounting lug, form three-dimensional lifting point network, can be according to the geometry of bridge floor component and gravity center position flexible selection lifting point combination, realize load uniform distribution, effectively avoid local stress concentration, reduce hoist deformation or component damage risk, especially suitable for large-span or special-shaped bridge face high-precision hoisting demand.

The embodiment of the application provides a container resource scheduling method and device based on GPU utilization, equipment and medium, the method is for each GPU in the GPU set, real-time acquisition of GPU utilization and current GPU occupation type of GPU, based on GPU utilization and preset GPU utilization threshold to determine the idle time of GPU; obtain the GPU quantity of container resource request, request GPU occupation type and request time, for each GPU, based on the idle time and the request time to determine the first idle time of the GPU, based on the first idle time and the current GPU occupation type to determine the idle state of the GPU; based on the request GPU occupation type, each GPU utilization and each idle state, each GPU is scheduled and sorted, the scheduling priority is sorted, the GPU quantity of the first GPU in the scheduling priority is sorted as the target GPU set, and the target GPU set is scheduled to the container corresponding to the container resource request based on the scheduling method corresponding to the request GPU occupation type.

The utility model provides a water inlet filtering piece of a submersible electric pump, and belongs to the technical field of pumps. The technical problem that a water inlet filtering piece of an existing submersible electric pump is low in water absorption efficiency is solved. According to the water inlet filtering piece of the submersible electric pump, the submersible electric pump comprises a motor shell and a pump shell which are fixedly connected with each other, the lower portion of the pump shell is fixedly connected with the water inlet filtering piece, the water inlet filtering piece comprises a water inlet ring part and a filtering ring part which are integrally formed, the filtering ring part is located on the inner side of the water inlet ring part and coaxially arranged, and a water inlet gap is formed between the filtering ring part and the water inlet ring part; the filtering ring part is fixedly connected with the upper end part of the water inlet ring part through a fixed connecting part, and a fixed seat is arranged at the lower end part of the water inlet ring part and is not in contact with the filtering ring part. The utility model has the advantage of improving the water absorption efficiency.

This utility model discloses a beveling forming device for large-diameter metal pipe fittings, including a drive assembly, a plasma cutting assembly, and a limiting assembly. The drive assembly includes a base driven by two sets of first hydraulic cylinders. A first roller and a second roller are mounted on the base. The first roller is driven by a first motor. The limiting assembly is used to clamp the pipe fitting. The plasma cutting assembly includes a housing driven by a first linear motor. A second linear motor is mounted on the housing. The slide of the second linear motor is connected to a rotating seat, and the rotating seat is connected to a cutting head. In this utility model, the cutting head achieves radial feed via a linear motor, and the rotation of the large-diameter metal pipe fitting is achieved through the drive assembly. Both only require independent speed adjustment to achieve beveling. When the pipe fitting rotates, the load distribution is uniform with minimal fluctuation. The rotation mechanism of the drive assembly is low-cost and easy to maintain, eliminating the need to rotate the cutting head and simplifying the structure.

The utility model relates to the technical field of semitrailer platform, and disclose a kind of low flatbed semitrailer front platform structure, including semitrailer flatbed carriage, the front end of semitrailer flatbed carriage is provided with front platform adjusting assembly, the bottom side of the front end of semitrailer flatbed carriage is fixed with connecting reinforcing plate, the utility model is provided with front platform adjusting assembly in the end of semitrailer flatbed carriage, wherein the front platform connecting plate in front platform adjusting assembly can be lifted and adjusted in the end of semitrailer flatbed carriage, so that the goods carried on semitrailer flatbed carriage need to be translated forward, the end of front platform connecting plate can be inserted in backfall groove, the top end surface of front platform connecting plate and the top end surface of semitrailer flatbed carriage are on the same horizontal plane, facilitate user to adjust the gravity of goods, expand the pulling and carrying load range of semitrailer flatbed carriage, and ensure that front and rear axle load distribution is more uniform during vehicle driving process, improve the safe driving of truck.

This invention relates to the field of land consolidation and development technology, and in particular to a land leveling device and method with adjustable functions. The leveling method involves first determining a reference horizontal plane, then dividing the farmland into m*n blocks. The bucket passes through n rows of farmland sequentially along a first direction, recording the distances h1 to hn between the reference horizontal plane and the blade. Based on the data h1 to hn, the average distance h between the blade and the reference horizontal plane when in n rows of farmland is obtained. Δh is measured based on the soil volume in the bucket and the farmland area. (h-Δh) is the distance between the target leveling surface and the reference horizontal plane. The bucket height is adjusted to maintain the distance (h-Δh) between the blade and the reference horizontal plane. The process continues along a second direction, passing through m rows of farmland sequentially, completing the farmland leveling. The leveling method provided by this invention facilitates the determination of the target leveling surface and is more conducive to agricultural cultivation and irrigation drainage.

The application discloses a kind of based on digital twinning self-flowing water plant pump station group linkage control system, it is related to self-flowing water plant water supply control technical field;Including data acquisition module, water plant water supply analysis module, digital twinning module and linkage control module.By real-time acquisition water supply data, water supply demand prediction, pipe network path complex value calculation and pump station load assessment;Based on analysis result, establish digital twinning model, adopt hidden Markov model to deduce the system state evolution under different scheduling strategy, and utilize multi-objective evolutionary algorithm to water supply stability, energy consumption economy and equipment operation balance are carried out collaborative optimization, output optimal linkage control result.The application realizes the feedforward linkage control of pump station group, improves the response speed to demand fluctuation, reduces pipe network pressure fluctuation, reduces operating energy consumption, balances equipment load, avoids potential operation risk, while guaranteeing water supply safety, economic efficiency and reliability are considered.

The utility model relates to oil and gas recovery technical field especially is concerned about a kind of three times oil and gas recovery equipment;Specifically provide a kind of adsorption tank structure, by shunt cone, inlet oil gas is divided into two ways: radial flow through first flow hole and is sprayed into isolation chamber, buffer pressure equalization is penetrated after cavity top multi-aperture plate, axial flow is directly penetrated multi-aperture plate from the open of cone and enters adsorbent bed, double flow is converged at adsorbent bed bottom, and vertical rising airflow is formed by the whole domain micropore flow of multi-aperture plate, and its small aperture design weakens impact force;The structure is processed by two paths to eliminate channeling effect, realizes adsorbent whole domain high efficiency utilization, significantly improves recovery efficiency and service life.

The invention provides a heat pump unit cluster control method, device and equipment and a storage medium, relates to the technical field of heat pumps, and solves the problem that the system stability is easily affected when multiple heat pump units process the same load demand in the related art. The centralized control host is used for controlling all online heat pump units to operate at the minimum operation frequency firstly, then the frequency is gradually increased to the target frequency, when the units are shut down, the frequency is reduced to the minimum operation frequency firstly, then the units are shut down one by one, and therefore soft start-stop control of step-by-step start-stop and frequency increasing and decreasing is achieved. And demand increments in a regulation period are calculated based on incremental PID, when multiple machines are parallel to the same demand, the demand increments are averagely distributed, and normalized conversion is performed according to a unit capacity proportion to obtain frequency variation of frequency increase and decrease of each unit, so that loads in the system are uniformly distributed, frequent high-frequency operation of part of units is avoided, and the system performance is improved. And the stability of the system is effectively improved.

This utility model discloses a modular lifting stage, including a base and a lifting mechanism. The lifting mechanism includes fixed plates, adjusting seats, mounting seats, and drive rods. The fixed plates are respectively disposed on the left and right sides of the upper end of the base. Adjusting seats are respectively disposed on the front and rear sides between the opposite inner sides of the two fixed plates. Drive rods are rotatably connected inside the four sets of adjusting seats. A stage panel is disposed on the upper end of the base. Mounting seats are respectively disposed on the front and rear sides of the lower end of the stage panel. The upper ends of the four drive rods are rotatably connected to the lower ends of the vertically adjacent mounting seats. A microcontroller is disposed on the upper end of the base. The input end of the microcontroller is electrically connected to an external power supply. The lifting mechanism also includes a crossbar, a connecting plate, and a bidirectional screw. This modular lifting stage optimizes the driving method, enabling more uniform load distribution and providing more stable lifting, thus solving the problem of stage panel cracks or damage caused by stress concentration.