9results about How to "Choose flexible" patented technology

The application discloses a kind of building energy consumption regulation and control optimization method, system, terminal and medium, it is related to energy consumption regulation and control technical field, its technical scheme main point is: obtaining the output fluctuation data of generator set and the power load fluctuation data of target building;Determine the upper limit value and lower limit value of power load of target building at corresponding target time;Determine the dispatching optimization interval of target building at corresponding time;With the sum of all target buildings control optimization value minimum as optimization goal to establish control optimization model;Solving obtains the energy consumption regulation and control strategy of each target building.The application uses power load control, both considers the fluctuation trend brought by the randomness and uncertainty of new energy in power system in generation side, also considers the demand change trend of each building in power consumption side, can realize the balanced distribution of each building energy consumption under the demand intensity of each building with small error.

This invention discloses a focal plane detection method based on pixel difference in a confocal optical path. This method utilizes two image sensors positioned at the front and back focal points in a confocal differential optical path. By differentiating the defocused spot shapes acquired by the two image sensors and combining this with post-processing, real-time detection, tracking, and compensation of the focal plane are achieved. A focal plane detection device based on pixel difference in a confocal optical path is also disclosed. This device includes a light source, a filtering and collimating device, a half-wave plate, a polarizing beam splitter, a quarter-wave plate, an objective lens, and a sample, arranged sequentially along the central optical axis of the optical system. A converging lens, a beam splitter, and two image sensors are also arranged coaxially with the polarizing beam splitter. Compared with other existing focal plane detection methods, this invention has the advantages of simple device design, strong anti-interference capability, and the ability to achieve high-precision focal plane tracking, positioning, and compensation.

The application discloses a lattice public key data encryption and decryption method and a key encapsulation method based on vector decoding. The method comprises the following steps: obtaining first target ciphertext data according to predetermined plaintext data, a first predetermined encryption method, a first target public key and a predetermined interference term, so that lattice public key data encryption can be realized; obtaining target plaintext data according to the first target ciphertext data, a first target private key and a predetermined decryption method, so that lattice public key data decryption can be realized. Meanwhile, the application also proposes a variant problem of a ring learning with errors problem (RLWE), namely, a subset-sum parity RLWE (sspRLWE) problem, and further optimizes the lattice public key data encryption method based on vector decoding in the application based on the variant problem. The public key encryption method and the key encapsulation method designed in the application have the characteristics and advantages of provable security, resistance to quantum computer attacks, short public key and ciphertext length, high calculation efficiency, low decryption failure rate, flexible parameter selection and the like.

The invention provides a dynamic penetration testing device and method based on effective penetration energy, and relates to geotechnical engineering reconnaissance, the device comprises a support, a displacement sensor, a guide rod, a center penetrating hammer, a hammer seat, a probe rod, a pipe wrench, a cable, a processor, an energy collection connector and the like, and a strain and acceleration sensor is arranged in the energy collection connector; the strain and acceleration sensor is used for collecting the strain and acceleration fed back by the penetration of the sounding probe into the soil body, and calculating the effective penetration energy of the sounding probe in the hammering process based on the data. The method has the beneficial effects that the effective penetration energy in the successive hammering process is accurately obtained, and fine division of a stratum structure is facilitated; absorption and dissipation of hammering energy by hole depth, side friction resistance and drill rod vibration are eliminated in measurement data, and the measurement data are not limited by the penetration depth in the industry specification any more; proper hammer weight and drop distance can be flexibly selected according to the actual test depth; the automation degree is high, automatic data acquisition and processing can be achieved, and manual errors are effectively avoided.

The utility model belongs to heat exchange technical field discloses a kind of heat exchanger and heating equipment.The heat exchanger includes at least two stacked heat exchange components, the heat exchange component includes heat exchange pipe and fin structure, the heat exchange pipe of adjacent two heat exchange components is communicated;The fin structure is formed by die casting process and is connected with the heat exchange pipe, and the melting point of the fin structure is lower than the melting point of the heat exchange pipe, and the fin structure of each heat exchange component is separately formed.Fin structure is formed by die casting process, and by pre-buried heat exchange pipe in mould, heat exchange pipe is connected with fin structure while forming fin structure, without additional welding fixed fin structure, so that the thermal resistance between fin structure and heat exchange pipe is substantially zero, which is conducive to improving heat exchange efficiency;Fin structure in each heat exchange component is separately formed by die casting process, which can reduce the height of fin formed by single die casting, and is conducive to improving die casting quality.

The invention relates to an out-of-plane / in-plane differential response flexible sensing material and a preparation method thereof, and belongs to the field of flexible sensing materials. The chemical formula of the flexible sensing material is xAg / PDMS, the numerical value of x is 0-60 vol% and is not 0, x is the volume ratio of Ag to PDMS, the particle size range of Ag nanoparticles is 0.01-20 [mu] m, the functional auxiliary material of the flexible sensing material is a perovskite structure ferroelectric ceramic material (BCZT), and the volume ratio of Ag to BCZT is 3: 100. According to the flexible sensing material, silver nanoparticles and PDMS are compounded, and the silver nanoparticles are regulated by means of an external electric field to form Ag nanoparticle columns which are aggregated in the out-of-plane direction and are isolated from one another, so that the Ag nanoparticles are arranged in a chain shape in the out-of-plane direction, and differential response of high out-of-plane sensitivity / insensitive in-plane sensitivity is achieved; the construction of a quasi-conductive network is realized under the condition of low filling amount, meanwhile, good mechanical flexibility of the material is maintained, and the specific types and geometrical shapes of the conductive particles can be flexibly selected according to actual requirements.

A semiconductor structure and a forming method thereof, the forming method comprising: providing a substrate, including a substrate and a bottom fin material layer on the substrate, the substrate including a first device region and a second device region; forming a first fin material layer on the bottom fin material layer, the material of the first fin material layer being different from the material of the bottom fin material layer; removing the first fin material layer located at the second device region to form an opening exposing a top of the bottom fin material layer; forming a second fin material layer in the opening; and performing a fin patterning process to pattern the bottom fin material layer into a bottom fin, the first fin material layer into a first device fin standing on the bottom fin of the first device region, and the second fin material layer into a second device fin standing on the bottom fin of the second device region. The formed second device fin and the contact surface of the first device fin with the bottom fin are both relatively flat, improving the height consistency of the second device fin and the first device fin.

This invention discloses a method for generating abnormal samples in a distribution network based on a dynamic balance between an artificial intelligence model and a mechanistic model. The method includes: acquiring time-series data of the distribution network's operating status and a sample training dataset for the artificial intelligence model; processing the time-series data and the sample training dataset to obtain time-series correlation coefficients and accuracy correlation coefficients; calibrating continuous initial abnormal samples based on the accuracy correlation coefficients, the rate of change of real-time operating status mutation indicators, and response deviation values ​​to obtain a first calibrated abnormal sample set; and calibrating discontinuous initial abnormal samples based on time-series repair parameters, the rate of change of operating status mutation indicators, the accuracy correlation coefficients, and response deviation values ​​to obtain a second calibrated abnormal sample set. The generated samples conform to the physical operating logic of the distribution network and possess clear abnormal characteristic identification.

The invention discloses an eye movement data mapping method and device, edge computing equipment and a medium, and belongs to the technical field of image processing. The method comprises the following steps: acquiring a first image block including eye movement data in an eye movement image; calculating a coordinate mapping relation between the eye movement image and the target image according to the first image block in response to the condition that the first image block meets a preset condition; and mapping the eye movement data to the target image according to the coordinate mapping relation. According to the embodiment of the invention, the image blocks containing the eye movement data are acquired, and the coordinate mapping relation between the eye movement image and the target image is calculated when the image blocks meet the preset conditions, so that the calculation process is more concerned on the region related to the eye movement data in the image instead of the whole eye movement image; the influence of environment change on the calculation process is reduced, and the calculation precision of the coordinate mapping relation is improved, so that the accuracy of eye movement tracking is improved.