134 results about "Stable status" patented technology

The utility model is suitable for the field of glasses, and discloses a hinge structure and intelligent glasses. The hinge structure comprises a first connecting piece and a second connecting piece. The first connecting piece comprises a first mounting plate and a rotating shaft which are connected; the second connecting piece comprises a second mounting plate and a rotating piece which are connected, and the rotating piece is rotatably arranged on the rotating shaft in a sleeving mode. Wherein the rotating shaft is provided with a first arc-shaped surface, a first limiting surface, a second limiting surface and a second arc-shaped surface, the rotating piece comprises an arc-shaped part and a bent part which are connected, the arc-shaped part is in close fit connection with the first arc-shaped surface, and the bent part and the rotating shaft are assembled and connected between the first limiting surface and the second limiting surface. According to the hinge structure provided by the invention, when the second connecting piece rotates relative to the first connecting piece, the second connecting piece is in a stable state at different rotating positions, so that the glasses legs are in a stable state at required positions relative to the glasses frame, and the use experience of a user is improved.

The invention relates to a vehicle control method and device, a vehicle and a storage medium, and the method comprises the steps: determining a steering intention state of the vehicle based on an obtained running state parameter of the vehicle; under the condition that the steering intention state is in any one of a preparation state, an activation state and a stable state, determining a target prediction value and a user type parameter of the transverse acceleration; determining the predicted lateral displacement of the user according to the target predicted value of the lateral acceleration, the acceleration threshold, the quality parameter, the standard quality parameter and the statistical value of the response factor; and according to the predicted lateral displacement of the user, the corresponding target supporting pressure is determined, so that a seat air bag of the vehicle is controlled to be inflated to the target supporting pressure. According to the invention, the adaptability and comfort of a user can be improved, and more accurate active lateral support is realized.

The invention belongs to the technical field of flow shop scheduling, and particularly relates to a hybrid flow shop full-active batch scheduling method. On the basis of a construction process of full active scheduling, complete scheduling is generated, and a compact and feasible initial solution is obtained; a damage-repair process based on a track is introduced, and complete scheduling is enhanced by focusing key operation to gradually converge to a stable state. According to the method, for the first time, on the basis of a construction process of full-active scheduling, complete scheduling is generated, batch dispatching, batching and distribution rules are effectively integrated, a high-quality scheme is constructed by utilizing a weighted priority mechanism, a damage-repair process based on a track is introduced, and the complete scheduling is strengthened by focusing key operation and is gradually converged to a stable state. Cross-stage waiting can be reduced, the equipment utilization rate is improved, and the total completion time is shortened; a high-quality schedule is generated in a short calculation time, and the method is suitable for a real-time or quasi-real-time production environment.

The invention provides an elevator health state monitoring and fault prediction method and system, a medium and a product. According to the method, a system server firstly obtains running state information and sensing data of all parts of an elevator door, then the deviation degree of the running state information of all the parts of the elevator and a running standard value is calculated to obtain a first health value set, and quantitative evaluation of the health conditions of the parts is preliminarily completed. And then, the system server recognizes an abnormal event from the sensing data, the system server obtains the current running state information of each component when the elevator door reaches a stable state after the abnormal event, and the health value is updated by calculating the state change rate, so that the health assessment can dynamically reflect the influence of an emergency on the component. And the system server calculates the attenuation trend of the health value of each part based on the time sequence data of the updated health value, and predicts the time when the elevator door possibly breaks down in combination with a preset fault threshold value. According to the method, the timeliness of elevator door health monitoring and the accuracy of fault prediction are effectively improved.

The invention relates to the technical field of vehicles, and discloses a control method and device, computer equipment and a storage medium, and the method comprises the steps: obtaining associated data affecting the driving safety of a vehicle when the vehicle is driven to a target location at a future moment; according to the associated data, determining predictive control parameters of the vehicle in the transverse direction, the longitudinal direction and the vertical direction; when the vehicle runs to the target location, controlling the vehicle to run according to the predictive control parameters, and determining initial kinetic parameters when the vehicle runs according to the predictive control parameters; the initial kinetic parameters are corrected according to the actual kinetic parameters of the vehicle, target control parameters are determined, and the target control parameters indicate control parameters of the vehicle in a stable state; and controlling the vehicle to work according to the target control parameters. Through the technical scheme of the invention, the problem that the driving stability of the vehicle in different scenes is insufficient is solved, and the stability and safety of the vehicle are improved.

The utility model discloses a stable hydraulic cylinder, and relates to the technical field of hydraulic cylinders. The bottom end of the hydraulic cylinder body is fixedly connected with the outer wall of the base; the driving motor is fixedly connected with the outer wall of the hydraulic cylinder body through a rack; according to the hydraulic cylinder, the buffer mechanism is arranged, air cannot be exhausted from the circulating pipe, it is ensured that gas in the buffer mechanism is in a stable state in the supporting state, the stability of the hydraulic cylinder in the supporting process is further enhanced, and the situation that supporting is unstable due to gas leakage and the like is avoided; the piston rod slides downwards in the air collection cylinder to extrude air, the pressure loss and descending speed of the output end of the hydraulic cylinder body can be reduced, the hydraulic cylinder and equipment connected with the hydraulic cylinder are effectively protected through the function, the equipment impact and damage caused by too fast pressure loss are avoided, and the safety and reliability of the whole system are improved.

Methods and systems for anomaly detection include determining whether a system is in a stable state or a dynamic state based on input data from one or more sensors in the system, using reconstruction errors from a respective stable model and dynamic model. It is determined that the input data represents anomalous operation of the system, responsive to a determination that the system is in a stable state, using the reconstruction errors. A corrective operation is performed on the system responsive to a determination that the input data represents anomalous operation of the system.

The invention relates to the technical field of turbine manufacturing and maintenance, in particular to a turbine bearing and rotor journal clearance measurement method, which comprises the following steps of part in-place, gasket group arrangement, simulation compression and equivalent clearance measurement. Measuring an equivalent gap Se of at least one position at a gap between the bearing upper half tile and the rotor shaft neck in a state of maintaining the pre-tightening force; wherein the preset thickness T is set according to the target bearing top clearance C, and the target bearing top clearance C is equivalently realized and verified by controlling the thickness of the gasket group; according to the method, the radial clearance is indirectly and accurately determined by controlling the pressing position of the split of the bearing, the set value of the top clearance is verified, efficient and visual evaluation of the size of the backlash and the axial uniformity of the clearance is achieved through the geometrical relationship in the stable state, and more direct and accurate clearance verification is achieved.

The utility model relates to the technical field of bottle cap production, in particular to a detection device adaptive to test dies of bottle cap dies of different bottle types, and solves the problems that in the prior art, the stable state of the bottle cap is difficult to effectively maintain by a feeding mode, so that the bottle cap is easy to displace or incline in the detection process, and the detection efficiency is high. The unstable state directly affects the detection result of the bottle cap, and the displaced or inclined bottle cap may cause that the detection probe cannot be accurately aligned with the key part of the bottle cap. A detection device adaptive to test molds of different bottle type bottle cap molds comprises a frame body, a top frame is fixedly connected to the top of the frame body, image recognition equipment is installed on the inner side of the top frame, and conveying rollers are rotationally connected to the two sides of the inner side of the frame body. The bottle cap feeding and detecting device effectively solves the problem that in the prior art, the stability of bottle caps is insufficient in the feeding and detecting process, and the stability of the bottle caps of different specifications in the conveying process is ensured through air-driven limiting adjustment of the distance and the design of the limiting inner side rollers.

The invention belongs to the technical field of milling, and particularly relates to a milling control method and system for a bearing ring, and the method comprises the steps: obtaining and analyzing a vibration signal and main shaft driving power of a machining system in real time, and calculating and obtaining a regeneration effect dominant index for quantifying chatter severity based on a ratio of a chatter amplitude value to a cutter tooth passing frequency amplitude value; multiplying the nonlinear function of the index by the time integral of the main shaft power to construct a dynamic cumulative disturbance factor capable of comprehensively reflecting the current stable state and the historical cumulative disturbance of the system, and dynamically adjusting the self-adaptive step length of the FXLMS control algorithm according to the disturbance factor; therefore, more efficient and robust active suppression of processing flutter is realized on the premise of ensuring the stability of the system.

According to the injection molding machine capable of conveniently and rapidly replacing the mold, an auxiliary supporting mechanism and a clamping mechanism are arranged on each of a fixed plate and a movable plate, the auxiliary supporting mechanisms can stably support the mold, and the mold does not need to be suspended for a long time by depending on a travelling crane; the auxiliary supporting mechanism can lift up and down to adjust the longitudinal position of the mold, the two clamping mechanisms arranged left and right in a spaced mode can slide left and right to adjust the transverse position to adapt to molds of different specifications, the mold is directly clamped and locked after position adjustment, and therefore mold position adjustment and locking installation can be rapidly completed; manpower input and time consumption for repeatedly adjusting the position of the mold are greatly reduced, and the mold changing efficiency is effectively improved; by means of supporting of the auxiliary supporting mechanism on the mold and clamping of the clamping mechanism on the mold, the mold can be kept in a stable state in the mold changing process, the instability situation caused when a traditional crane hovers is avoided, position deviation caused by mold shaking is avoided, and the possibility that the mold falls off due to poor stability is greatly reduced.

The application discloses a PID steering engine control method, device and equipment and a storage medium, and applies to the control field, and comprises the following steps: acquiring a steering engine state, acquiring the duration of an abnormal state if the steering engine state is the abnormal state, determining the adjustment level corresponding to Kp, Ki and Kd according to the abnormal state if the duration reaches a preset time, adjusting the steering engine according to the adjustment level until the steering engine reaches a stable state or PID parameters Kp=KPT, Kd=KDT and Ki=KIT, and KPT, KDT and KIT are parameters in the control parameter range of normal use of the steering engine. The method adjusts the PID progressive step through the adjustment level, changes the PID parameters of the matrix form into the ladder form, changes the steering engine state more smoothly, eliminates the abnormal state of the steering engine, and guarantees the performance of the steering engine.

The application relates to the technical field of packaging box production, in particular to a license plate packaging box and a preparation device thereof, aiming at the problems of instability, easy changeability and easy breakage of the existing license plate box structure, and providing a license plate packaging box and a preparation device thereof, which comprise a bottom box and an upper cover, two opposite sides of the bottom box are respectively provided with short folding edges and long folding edges when the bottom box is unfolded, a plurality of first notches and first lugs are arranged on the short folding edges, the short folding edges can be in a stable state after being folded through cooperation of the first notches and the first lugs, a plurality of second notches and second lugs are arranged on the long folding edges, the long folding edges can be in a stable state after being folded through cooperation of the second notches and the second lugs, and the stability of the whole box can be improved, and the box can be prevented from being deformed and broken during transportation.

A support according to an embodiment includes a main body, a pair of main frames connected to the main body, a pair of straps respectively connected to the pair of main frames, and a bistable spring disposed inside each of the pair of straps and maintained in one of two stable states by a restoring force. The two stable states can include a first stable state in which the bistable spring has a shape extending linearly along a longitudinal direction and a second stable state in which the bistable spring has a shape bent once. A shape of the strap is determined according to a shape of the bistable spring.

The application discloses an adjustable air force collecting and distributing system, an adjusting control method thereof and a seeding machine, and belongs to the technical field of seeding machines. The air force collecting and distributing system comprises a fan, a mixing device, a conveying pipe and a distributor which are sequentially connected. The conveying pipe comprises a horizontal section and a vertical section. The upper end of the vertical section is connected with the bottom of the distributor. The application further comprises a detection system, an adjusting system, a control system and a flexible connecting piece. The high-speed dynamic response of the adjusting system and the accurate posture adjustment of multiple degrees of freedom are used to execute the precision adjusting instruction calculated by the detection system in real time, so that the distributor can keep a stable state at any time, the seed conveying, accumulation and uneven distribution caused by the inclination of the distributor are avoided, and the seeding uniformity of the air force collecting and distributing system under complex terrains is ensured.

The present application relates to the technical field of hoisting and lifting, and discloses a self-balancing intelligent hoisting system for prefabricated components, which comprises the following steps: before starting the main hoisting operation, the system measures the attitude parameters of the prefabricated component in a stable state by performing low-ground single-point suspension on the prefabricated component at two different preset hoisting points, calculates the center-of-gravity coordinates of the component based on the known geometric relationship between the parameters and the hoisting points, and further generates an executable hoisting scheme; the system applies a pre-tensioning force before the main lifting and performs zero-position calibration, and only when the calibration confirms that the lifting appliance is in a horizontal state, the lifting is allowed to be performed, the present application converts the dynamic process in the traditional hoisting which relies on experience estimation and repeated trial and error in the air into a static measurement and cognition process which is completed on the ground and based on physical laws, and through the closed-loop operation procedure of the pre-center-of-gravity cognition and the post-execution verification, the imbalance risk caused by the unknown center of gravity or the error of the cable appliance assembly is eliminated.

The application provides a method and device for determining the advance of height adjustment of an air spring. The method comprises: in response to a height adjustment instruction issued for the air spring, obtaining an initial adjustment advance corresponding to the height adjustment instruction and a target spring height, adjusting the height of the air spring according to the initial adjustment advance and the target spring height, after the adjustment is completed, obtaining an actual spring height of the air spring and collecting vehicle driving parameters, determining a vehicle driving state according to the vehicle driving parameters, in the case that the vehicle driving state is in a stable state, determining a height adjustment deviation value according to the target spring height and the actual spring height, and determining a target adjustment advance according to the height adjustment deviation value and the initial adjustment advance. The target adjustment advance of the application is a definite value and matches the current air spring state of the vehicle, so that the accuracy of the spring height adjustment can be improved and the performance of the suspension system and the driving comfort can be ensured.

To provide an intervention device capable of estimating which factors governing the state of the system should be intervened in order to return the system to then original stable state just before the system transitions from the stable state to a critical state.SOLUTION: An intervention device 1 for suppressing fluctuations in networks where nodes with state quantities are connected includes: a state sample acquiring unit 11 that acquires multiple samples of state; an estimation unit 12; an intervention unit 13; and a control unit 14. The estimation unit 12 selects eigenvectors related to the eigenvalues of the covariance matrix of the acquired multiple samples as an estimate of the dominant right eigenvector. The control unit 14 is configured to control the intervention unit 13 so as to intervene to suppress the state quantity corresponding to the eigenvector component related to the selected eigenvalue on the network.SELECTED DRAWING: Figure 5

A supporter for a wearable exercise apparatus may include a main body; a pair of main frames connected to the main body; a pair of straps connected to the pair of main frames, respectively; and a bistable spring which is provided inside each of the pair of the straps and maintained in one of two stable states by a restoring force. The two stable states include a first stable state in which the bistable spring has a shape extending straight along the longitudinal direction and a second stable state in which the bistable spring has a shape that is bent once. The shape of the strap may be determined according to the shape of the bistable spring.

The utility model relates to the technical field of gateways, in particular to a portable air conditioner gateway device which comprises a workbench and a gateway body, a fixing plate is installed at the bottom end of the gateway body, a liftable supporting frame is installed on the periphery of the bottom end of the fixing plate, and a foldable limiting pipe is installed at the top end of the supporting frame. A limiting pipe is arranged in the fixing plate, a containing groove for containing the limiting pipe is formed in the fixing plate, and threaded holes are formed in one side of the top end of the limiting pipe and the side wall of the fixing plate. According to the device, the overall size and occupied space can be greatly reduced when the device is not used or needs to be moved, a user can rapidly adjust the height of the supporting frame and the folding state of the limiting pipe according to needs, the gateway body can work in a stable state and can be easily folded and stored when needed, and the use is convenient. And the portability and the use flexibility of the equipment are greatly improved.

The application discloses an immersion server operation control method and system, and relates to the technical field of immersion cooling, which comprises the following steps: judging whether the liquid level is higher than the preset starting liquid level, activating the cooling liquid circulating system to confirm the liquid flow; optimizing the cooling liquid inflow speed according to the feedback of the flow rate sensor, and monitoring the liquid level stable state in the server cabinet; judging whether the cooling liquid leaks based on the liquid level speed-up and flow rate deviation, triggering an alarm when the liquid level is insufficient, and automatically adjusting the liquid level and the circulation time. The method improves the automation level and operation safety of the system, ensures sufficient supply of the cooling liquid under high load conditions of the server, reduces downtime caused by leakage of the cooling liquid, reduces long-term operation cost of the system through timely maintenance notification, ensures quick recovery of the system when leakage occurs through automatic adjustment of the liquid level and the circulation time, and thus improves the reliability and fault recovery capability of the system.

The utility model relates to a kind of temporary bridge deck for water conservancy project, belong to temporary bridge deck technical field, including support column and the top plate fixedly connected in the top end of support column, the outside of the support column is provided with the support reinforcing structure extending to its bottom, the support reinforcing structure includes the fixed sleeve fixedly connected to the outside of support column, the outside fixed connection of the fixed sleeve has first hinged member.That temporary bridge deck for water conservancy project, by setting first hinged member and support strut, support strut can be rotated, further by setting earth peg, support strut can be fixed on ground, while cooperating with support column, entire device can be in stable state, while by setting second hinged member and hinged rod, support strut can be reinforced while ensuring not to affect support strut storage, further improve the stability of whole, avoid in the condition of shaking.

This application discloses a power-on operation execution method, apparatus, chip, and electronic device, belonging to the field of computer technology. The method includes: after the chip is connected to a host, when the frequency of the chip's first clock signal switches to a stable state, starting the chip's processor; receiving a reset signal sent by the host, the reset signal being sent after the frequency of the host's second clock signal switches to a stable state; and performing a power-on operation in response to the reset signal; wherein the time point when the frequency of the first clock signal switches to a stable state is earlier than the time point when the second clock signal switches to a stable state. Since the time point when the frequency of the first clock signal switches to a stable state is earlier than the time point when the second clock signal switches to a stable state, it is equivalent to advancing the processor startup process before receiving the reset signal. Therefore, there is no need to perform the processor startup operation during the power-on process, thereby shortening the time consumed by the chip's power-on process.

The utility model relates to the technical field of industrial building wall reinforcing, and discloses a reinforcing structure for an industrial building wall, which comprises a mounting block, a supporting mechanism is arranged on the inner side of the mounting block, a warning mechanism is arranged on the front side of the supporting mechanism, the supporting mechanism comprises a base, the base is fixedly connected to the inner side of the mounting block, and the warning mechanism is arranged on the inner side of the base. A first supporting plate is fixedly connected to the rear side of the base, a bearing frame is slidably connected to the interior of the base, and a connecting block is slidably connected to the interior of the bearing frame. And the mounting block is fixed through external fixing equipment, so that the base is in a stable state, meanwhile, the bearing frame is slidably connected into the base, the bearing frame can be fixed under the action of a bidirectional threaded rod, a movable seat and an insertion block, and the bearing frame is convenient to mount and dismount while the stability of the bearing frame is ensured.

Invention Title: A Quadrotor-Autorotor Combined with a Vertical Take-Off and Landing Variant Aircraft and Control Method This specification discloses a quadrotor-autorotor combined with a vertical take-off and landing (VTOL) variant aircraft and its control method, belonging to the field of aircraft technology. The aircraft includes: a power system, a flight control system, a quadrotor system, an autorotor system, and a variator system. The power system provides power to the aircraft; the flight control system is responsible for regulating the parameters of the quadrotor system and the variator system; the quadrotor system provides lift when the aircraft is in a stable state (VTOL or hovering), and provides forward and steering power when the aircraft is in cruise mode; the autorotor system provides lift when the aircraft is in cruise mode; the variator system rotates the quadrotor variator spindle via a driver, thereby rotating the quadrotor motors' planar angle. Combined with the flight control system's regulation of the quadrotor motor's planar angle and the speed of the four motors, a reasonable distribution of horizontal and vertical forces is achieved, enabling a smooth transition between stable and cruise states. Compared to traditional autogyros, this aircraft can take off and land vertically and hover. Its control is simple and efficient. Compared to traditional quadcopters, it is more energy-efficient and safer. This invention combines the advantages of both quadcopters and autogyros, resulting in an economical, easy-to-handle, safe, and reliable vertical takeoff and landing flight platform.

The invention provides an information processing method and device for quantum go and electronic equipment, and the method comprises the steps: responding to two consecutive chess piece falling operations of a participant in a current game in a chess piece moving stage, and providing a first virtual chess piece at an indication position of each chess piece falling operation, each first virtual chess piece has a state identifier representing a quantum entanglement state; based on the positions of second virtual chess pieces on the virtual go chessboard, whether the two first virtual chess pieces meet collapse conditions or not is determined; in response to the fact that the collapse condition is met, one first virtual chess piece in the two first virtual chess pieces is removed from the virtual go chessboard, and the state of the first virtual chess piece reserved in the virtual go chessboard is updated to a stable state from a quantum entanglement state; and in response to the fact that the winning and losing judgment condition is met, determining the winning and losing result of the current game according to the chess piece layout state on the virtual go chessboard when the winning and losing judgment condition is met.

The application relates to a damping self-adaptive structure and control method of an acceleration sensor, belonging to the technical field of fuzes. Two opposite electrode plates are additionally arranged between a mass block of the acceleration sensor and a lower supporting silicon base to realize the effect of variable damping. When the output of the sensor is greater than a trigger threshold value, a certain current is passed through the electrode plates to generate an acting force between the two electrode plates, thereby generating damping for limiting the movement of the sensor, enabling the acceleration sensor to return to the initial stable state more quickly and reducing the oscillation time; when the output of the sensor is less than a termination threshold value, it is determined that the sensor has returned to the initial stable state, the feedback control is turned off, the acting force between the two electrode plates disappears, and the sensor normally works again. The application is suitable for the field of acceleration sensors, enables the acceleration sensor to have better dynamic performance, can return to a stable value more quickly when subjected to a pulse signal, increases the detectable bandwidth of the sensor, and improves the controllability of the damping self-adaptive structure of the acceleration sensor.

The application discloses a kind of offshore mooring methods of unpowered semi-submersible platform, through S1, mooring point selection;S2, the selection of mooring form;S3, the selection of mooring rope;S4, command system;S5, early preparation;S6, semi-submersible platform advance;S7, semi-submersible platform cable;To complete offshore mooring of unpowered semi-submersible platform;The application relates to the field of offshore unpowered semi-submersible platform mooring.The offshore mooring method of unpowered semi-submersible platform does not need to carry out personnel overboarding operation when floating platform is in unstable state, can reduce the risk of field operation, avoids the risk of personnel overboarding to semi-submersible platform in not completely stable state, avoids that traditional offshore mooring technology of unpowered semi-submersible platform is multiple tugboats collaborative operation until the installation operation of semi-submersible platform is completed, avoids long time multi-ship collaborative operation to stabilize semi-submersible platform high-difficulty operation.

The invention discloses a high-stability large-bucket-capacity mining intelligent loading machine, and relates to the technical field of loading machines, the high-stability large-bucket-capacity mining intelligent loading machine comprises a loading machine rear counter weight, a weight box fixedly penetrates through the top of the loading machine rear counter weight, the weight box is used for storing balancing weights of the same specification, a box cover is rotatably mounted at the top of the weight box, and the high-stability large-bucket-capacity mining intelligent loading machine further comprises a standby weight frame, a first supporting frame and a second supporting frame, the standby counter weight frame is fixedly installed at the bottom of a rear counter weight of the loading machine, a through hole is formed in the bottom of the standby counter weight frame, and a groove is formed in the bottom of the inner wall of the standby counter weight frame. The large-specification balancing weights and the small-specification balancing weights are configured in a grading mode, accurate balance of the weight of the front end and the rear end of the loader after a new bucket is reloaded is achieved, then the cylindrical pins are used for positioning the balancing weights, and it is guaranteed that the balancing weights are kept in the stable state in the operation process of the loader.

The application discloses a kind of robot climbing performance test methods, the method obtains whether the speed of robot climbing test before position sensor reaches stable state, the position of robot in the process of climbing is obtained by laser radar sensor, and whether its movement is stable is analyzed, in the case where instability occurs, stop instruction is sent in time and test slope is reduced;A kind of robot climbing performance test system is also disclosed;The application improves the accuracy and safety of test by the acquisition and analysis of the state before robot climbing and the state in the process of climbing;The climbing angle in the test method of the application can be adjusted in time according to the climbing state of robot, to improve the accuracy of obtaining the climbing performance of robot, and ensure the safety of robot and test equipment in the process of climbing.