66results about How to "Prevent discrete" patented technology

The invention discloses a system and method for realizing energy saving and temperature control of a data center by applying artificial intelligence. The system comprises a sensor, a controller and aheating, ventilation and air conditioning system. The invention further discloses the method carried out through the system for realizing energy saving and temperature control of the data center by applying the artificial intelligence. The method comprises the steps that a deep neural network and deep reinforcement learning are combined, firstly, the deep neural network is combined with a Bayesianregularization algorithm to predict the temperature comfort under multiple influence factors, and a deep reinforcement learning algorithm is combined to find the optimal adjustment scheme. The systemand method provided by the invention are used for the data center, through the deep reinforcement learning algorithm based on energy saving and the temperature, the artificial intelligence is appliedto realize energy saving and temperature control, and thus not only can the temperature requirement be met, but also consumption of the heating, ventilation and air conditioning system can be minimized.

A free ball bearing (110) comprises a support ball-pressing ring (50) disposed within a housing (30), and the support ball-pressing ring (50) is configured in such a manner that, in order to restrict or suppress the rolling of support balls (41,..., 41) arranged on a hemispherical recessed surface (21) or in order to release the restriction or suppression, the support ball-pressing ring (50) can move from a position (pressing position) at which the rolling of the support balls (41,..., 41) is restricted or suppressed, to a position (standby position) at which the restriction or suppression of the rolling of the support balls (41,..., 41) is released. The support ball-pressing ring (50) comprises a cylindrical pressing section (55) which, as the support ball-pressing ring (50) moves, can enter and exit the space between the hemispherical recessed surface (21) and a main ball (42) (said space being the space in which the support balls (41,..., 41) are arranged). When the support ball-pressing ring (50) is located at the pressing position, the pressing section (55) restricts or suppresses the rolling of the support balls (41,..., 41), and when the support ball-pressing ring (50) is located at the standby position, the restriction or suppression of the support balls (41,..., 41) is released.

The invention discloses a single-channel time-sharing multiplexing sampling method, which comprises the following steps that: 1, single-path primary signals are converted into single-channel signals through an analog switch controlled by a single chip; 2, a single-channel signal output end is connected with an amplification signal of an amplifying circuit; 3, the output end of the amplifying circuit is connected with a filtered high-frequency signal of a filter circuit; and 4, the output end of the filter circuit is connected with the single chip with A/D to sample and calculate the sampling signals. The method is implemented by means of a single-channel time-sharing multiplexing sampling circuit; and the sampling circuit consists of the analog switch, a programmable amplifying circuit, an anti-aliasing filter circuit and the single chip with the A/D which are connected in turn, wherein the single chip with the A/D controls the analog switch and the programmable amplifying circuit. The method overcomes multi-channelizing of the conventional sampling method and skillfully adopts a single channel to replace multiple channels, and the single-channel time-sharing multiplexing sampling circuit is designed according to the method; therefore, the instantaneity, accuracy and reliability of the sampling signals are improved.

The invention discloses a high-precision phase-locked loop comprising a frequency discriminator, a phase discriminator, a voltage-controlled oscillation module and a digital processing module. An input signal is inputted from the input ends of the phase discriminator and the frequency discriminator respectively. The output end of the frequency discriminator is connected with the digital processing module. The output end of the phase discriminator is connected with the input end of the voltage-controlled oscillation module. The input end of the voltage-controlled oscillation module is connected with the input end of the digital processing module. The output end of the digital processing module is connected with the feedback end of the phase discriminator. Frequency of an output signal is configured according to frequency of the input signal. Besides, phase difference between the input signals is adjusted via changing frequency change direction of the output signal so that the output signal is enabled to be matched with the input signal and an objective of phase locking is achieved.

A wheel speed sensor has a detection element having at least one lead for detecting a wheel speed, at least one terminal portion connected to the lead of the detection element, a holder portion having a detection element fitting portion fitting the detection element therein and a terminal portion fitting portion fitting the terminal portion therein, and a resin sealed portion sealing the holder portion in a state the detection element and the terminal portion connected with an electric wire are held in the holder portion. The detection element fitting portion and the terminal portion fitting portion are disposed such that the lead of the detection element is brought into abutment with or proximity to a predetermined location of the terminal portion when the detection element and the terminal portion are fitted in the detection element fitting portion and the terminal portion fitting portion, respectively.

The invention discloses a pulling-resistance three-dimensional composite shock insulation support. The pulling-resistance three-dimensional composite shock insulation support sequentially comprises alower connecting plate, a horizontal shock insulation device, a lower pulling-resistance protection cylinder, a middle connecting plate, a middle pulling-resistance protection cylinder, an inner guiderod, a disc-spring shock insulation device, an outer guide cylinder, an upper connecting plate and an upper pulling-resistance protection cylinder from bottom to top. The disc-spring heat insulationdevice is composed of a disc spring set and the inner guide rod, a bearing plate sleeves the inner guide rod through a preformed hole, the outer guide cylinder sleeves the inner guide rod, a certain gap is formed in the radial direction, the outer guide cylinder is a certain height higher than the top face of the inner guide rod, and vertical displacement of the support is guaranteed. The horizontal shock insulation device is composed of a lower sealing plate, high-damping rubber, a sandwich steel plate and an upper sealing plate. Through meshing of the upper pulling-resistance protection cylinder and the middle pulling-resistance protection cylinder and meshing of the lower pulling-resistance protection cylinder and the middle connecting plate, the overall pulling-resistance function of the support is achieved. The support can reduce the horizontal and vertical seismic responses of the structure simultaneously, and has a certain pulling-resistance capability. The pulling-resistance three-dimensional composite shock insulation support has the advantages of being simple in structure, convenient to process and high in economical efficiency.

The embodiment of the invention provides a memory recovery method and device, relates to the field of storage, and can ensure that recovered memories are continuous, so that the memories are continuously and uniformly distributed among different metadata, and the utilization rate of the memories is improved. The method comprises the steps that when memory space is distributed to first type of metadata, the memory space is insufficient, and the size of the memory space needed by the first type of metadata is determined; according to the size of the memory space required by the first type of metadata, one or more structures in the memory are recovered, each structure is a minimum recovery unit, each structure in the one or more structures has the same identification, and before recovery, theone or more structures are all memory spaces allocated to the second type of metadata.

The invention belongs to the technical field of medical equipment, and discloses an intelligent orthopedic surgery system. The intelligent orthopedic surgery system is provided with a preoperative detection module, an intra-operative intelligent control module, an intra-operative intelligent operation module, an intra-operative detection module and a postoperative conditioning solution module. Thepreoperative detection module, the intra-operative intelligent control module, the intra-operative intelligent operation module, the intra-operative detection module, and the postoperative conditioning solution module are sequentially executed, and the intra-operative intelligent control module and the intra-operative intelligent operation module are the same level programs. The required operative procedure is input by the intra-operative intelligent control module, and the surgical operation is performed by the intra-operative intelligent operation module. The surgical progress and the change of a surgical trauma along the operation are monitored by the intra-operative monitoring module to control the surgical trauma during the operation, and after the operation is completed, the postoperative conditioning solution module provides a suitable and accurate postoperative conditioning solution. The intelligent orthopedic surgery system has concise steps, the surgical trauma can be controlled after the operation is completed and the trauma is greatly reduced, and the adapted surgical conditioning solution can be given in time.

The invention relates to the technical field of traditional Chinese medicine extraction, and in particular to a method for optimizing enzymolysis ultrasonic assisted extraction of folium artemisiae argyi total flavone by a response surface method. The method comprises the following steps: (1) performing raw material treatment: drying folium artemisiae argyi, and performing crushing to obtain folium artemisiae argyi powder; (2) performing enzymolysis: adding enzymes and a buffer solution into the folium artemisiae argyi powder, performing enzymolysis by using enzymolysis process conditions optimized by the response surface method, and then performing filtering to obtain filter residues and an enzymolysis filtrate; (3) performing extraction: adding ethanol into the filter residues for ultrasonic extraction to obtain an alcohol extraction solution; and (4) performing concentrating and drying. According to the invention, enzymolysis-assisted ultrasonic extraction is carried out on folium artemisiae argyi, and technological parameters such as enzyme dosage, enzymolysis pH value, enzymolysis time, enzymolysis temperature and the like in an extraction process are reasonably determined andselected, so that the yield of the folium artemisiae argyi total flavone reaches 10.99mg/g or above, and the ultrasonic extraction time is 20min. Therefore, the purpose of efficiently extracting folium artemisiae argyi total flavonoids is achieved.

The invention discloses a table lamp, and belongs to the technical field of domestic lamps. The table lamp comprises a shell (1), a power supply (2), an external switch (7), a circuit board (3) and bulbs (4), wherein the power supply (2), the external switch (7), the circuit board (3) and the bulbs (4) are located on the shell (1), and the power supply (2), the external switch (7), the circuit board (3) and the bulbs (4) are sequentially connected through a circuit line (5). The table lamp further comprises a deboosting rotating shaft (6), wherein one end of the deboosting rotating shaft (6) is arranged on the inner wall of the shell (1), the position, located on the power supply (2), of the circuit line (5) extends out of the shell (1) after being wound on the deboosting rotating shaft (6), and the extended portion of the circuit line (5) is connected with the external switch (7). The external switch can extend outward through the deboosting rotating shaft which is additionally arranged, and therefore the external switch is separated from the shell, the table lamp can be switched on or switched off from a long distance, the practicability of the table lamp is improved, and the table lamp can be more conveniently used by people.

The invention belongs to the field of medical technology and discloses an Alzheimer's image analysis system and an analysis method based on virtual reality. The system comprises a data acquisition module, a central processing module, a data storage module, a test module, an evaluation module and a display module. At the same time, the invention discloses an image analysis system and an analysis method of Alzheimer's disease based on virtual reality. The invention obtains the array image at the same time by using the array lens through the test module, avoids the problem of motion estimation between frames for the dynamic scene, and improves the test accuracy. At that same time, the improvement in MR technology based on the evaluation module facilitate monitoring of changes over time due topathological progression and symptom enhancement or as a result of the improvement in symptoms provided by the treatment; Improving the accuracy of the evaluation is conducive to targeted treatment of users, improve the treatment effect.

The embodiment of the invention discloses an LED (Light-Emitting Diode) constant-current source which is used for solving the problem that heat of an LED lamp T2 is difficult to radiate. The LED constant-current source provided by the embodiment of the invention comprises a direct-current input end T1, the LED lamp T2, an MOS (Metal Oxide Semiconductor) tube T3, a DC (Direct-Current)/DC circuit T4, a constant-current control circuit T5, a controller T7 and a voltage fine turning control module T8, wherein the direct-current input end T1 is connected with the LED lamp T2; the LED lamp T2, the MOS tube T3 and the DC/DC circuit T4 are sequentially connected; the MOS tube T3 is connected with one end of the DC/DC circuit T4; the other end of the DC/DC circuit T4 is grounded; the controller T7 is connected with the MOS tube T3 through the constant-current control circuit T5; and the voltage fine turning control module T8 is connected with the DC/DC circuit T4. With the adoption of the LED constant-current source provided by the invention, the problem that the heat of the LED lamp T2 is difficult to radiate can be effectively solved.

Belonging to the field of 3D printing, the invention discloses a networked 3D printer monitoring system and a monitoring method. The system is equipped with a 3D printing module, which is connected toan input module, a power module and a control module; a monitoring module is connected to an analysis module; the analysis module is connected to the control module and an alarm module; and the control module is connected to a network module. The equipment has the alarm module and can realize reminding of the staff, the network module enables people to realize remote control, is convenient for people to print, and can achieve unattended printing through the network. The system and method provided by the invention overcome the problem of needing region segmentation and grid discretization to complete target three-dimensional reconstruction in the prior art, fundamentally avoid tedious region segmentation and grid discretization, simplify the reconstruction process of optical three-dimensional imaging, and realize accurate, efficient and easy-to-use optical three-dimensional imaging.

The invention relates to a response-surface-method based enzyme extraction method and content determination of Chinese violet apigenin, and belongs to the technical field of traditional Chinese medicine. The response-surface-method based enzyme extraction method and the content determination have the advantages that the Chinese violet apigenin is extracted through cellulose enzyme extraction, optimal process parameters are acquired through response surface analysis based screening of enzymolysis temperature, enzymolysis time, enzymolysis pH value and cellulose consumption in the process of cellulose enzyme extraction, and the yield of the Chinese violet apigenin extracted according to the process parameters reaches more than 38.50microgram/gram; the process is eco-environment friendly, stable and feasible, residual solvents and solvent pollution both generated during extraction by organic solvents are avoided effectively, and safety and environment protection can be achieved while theChinese violet apigenin is extracted efficiently.

The invention relates to a preparation method of an animal glue surface sizing agent. The preparation method includes following steps: enabling raw cowhide to be expanded in cold water for 2-5 hours and dissolving the raw cowhide in hot water at 200-600 DEG C; processing the dissolved raw cowhide with stirring to prepare a sizing material with a concentration being 3-12%; adding auxiliary materials comprising glycerin accounting for 15-30% by weight of the raw cowhide, zinc sulfate accounting for 0.5-1.5% by weight of the raw cowhide and sodium hydrosulfite accounting for 0.05-0.15% by weight of the raw cowhide with stirring; maintaining the temperature to be 60-75 DEG C after stirring finished and meanwhile adding sodium stearate accounting for 2-4% by weight of the raw cowhide and sodium chloride accounting for 0.06-0.12% by weight of the raw cowhide with stirring; adding oxidized starch accounting for 12-20% by weight of the raw cowhide and the sodium stearate accounting for 0.25-1.0% by weight of the raw cowhide with stirring to perform a reaction for 0.5-2 hours; and performing freeze-drying to obtain the animal glue surface sizing agent. The animal glue surface sizing agent is unique in formula, is simple in a sizing technology process, is low in cost and can significantly enhance surface strength and inherent physical strength performances of finished paper. Meanwhile, by means of addition of the sodium stearate, the finished paper is improved in color, opacity and glossiness degree.

The invention discloses a variable-pitch control circuit of a wind generating set and a working method of the variable-pitch control circuit, and relates to the field of electric control, in particular to a variable-pitch control circuit and a control mode of the wind generating set. The invention has the technical point that an angle set value P outputted by a main control unit is decomposed into a plurality of small angle values rp and outputted at a plurality of working periods. The variable-pitch control circuit has the advantages of steady output of a control speed curve, rapid system response and high control precision and is mainly used for controlling the variable pitch of the wind generating set.

The invention provides a disc type motor rotor, which comprises a non-magnetic-conductive retainer, a magnetic conducting assembly, a ring assembly and a plurality of axial limiting nails, wherein the non-magnetic-conductive retainer is provided with a radial limiting piece and a plurality of circumferential limiting pieces, and the plurality of circumferential limiting pieces are connected to the radial limiting piece at intervals in an outward extending manner; the magnetic conducting assembly is provided with a plurality of magnetic conducting blocks, each magnetic conducting block is kept between every two adjacent circumferential limiting pieces, and the magnetic conducting blocks abut against the circumferential limiting pieces to form a limiting channel; the ring assembly is arranged on the outer side of the magnetic conducting block in a sleeving mode, and the magnetic conducting block is fixed between the radial limiting piece and the ring assembly in an abutting mode; and each axial limiting nail is kept in one limiting channel, the radial limiting piece and the inner ring are used for fixing the magnetic conducting block in the radial direction, every two adjacent circumferential limiting pieces are used for fixing the magnetic conducting block in the circumferential direction, the axial limiting nails are used for fixing the magnetic conducting block in the axial direction, and the magnetic conducting block is prevented from shaking and falling off.

The invention discloses a method and apparatus for preventing dispersion of team members. The method comprises the following steps: acquiring, by a monitoring terminal, wireless signals transmitted bybeacons of the team members; respectively calculating the distances between the beacons and a monitoring terminal according to the signal strength of a plurality of wireless signals; and judging whether the team members fall behind according to a plurality of calculated distances, and performing alarm when it is judged that the team members fall behind. By adoption of the technical scheme of theinvention, a method for preventing dispersion of team members based on the radio signal ranging technology is provided, the method is not affected by the positioning conditions of location informationor network facilities, real-time computing is performed, the computing error is small, and the algorithm difficulty is low.

The invention provides a method and device for determining a development mode for an oil reservoir based on the production prediction data of the oil reservoir. The method includes the following steps: according to feature parameters of the oil reservoir, acquiring the production prediction data of the oil reservoir under different pressure steps when using different development modes; according to the production prediction data of the oil reservoir under different pressure steps when using different development modes, acquiring the time steps of the oil reservoir when using different development modes; and according to the time steps of the oil reservoir when using different development modes and according to the production prediction data of the oil reservoir under different pressure steps when using different development modes, determining an optimal development mode for the oil reservoir. The method can be used for determining a development mode for the oil reservoir according to the production prediction data of the oil reservoir and thus is efficient.

The invention discloses a data processing method and device, electronic equipment and a computer readable storage medium. The method comprises the steps that security data of a plurality of security devices are collected, and the security data of different security devices are different types of data; processing the security data of the plurality of security devices by adopting a multi-task processing mode to obtain processing results of the security data of the plurality of security devices; and storing the processing results of the security data of the plurality of security devices to a database system. According to the method and the device, the technical problem that linkage anomaly detection is difficult to carry out on data of multiple pieces of equipment when the multiple pieces of safety equipment are detected in the prior art is solved.

The invention belongs to the technical field of literature placement, and discloses a compiling and digital experience system for a local chronicle literature. The system comprises a text module, a video module, an audio module, a digital conversion module, a classification module, a collection module, a summary compression module, a display module, and a search module. The system is clear in design ideas and can collect various literature formats of texts, videos and audios. After classification and collection, summary compression is performed, less memory is occupied. The required content can be found more quickly and accurately through the search module, and the content is displayed through the display module such that the content can be read and viewed more intuitively. The system is easy to operate and rich in function, and has great practical value and promotion significance.