33results about How to "Does not affect response time" patented technology

The invention discloses an automatic switching-on device of a circuit breaker. The automatic switching-on device comprises a shell as well as a transmission mechanism and an electronic control mechanism arranged in the shell, wherein transmission mechanism comprises a positive and negative rotation motor, a transmission central shaft, a transmission gear and a driving gear which is used for driving the circuit breaker and is linked with a handle, a first transmission piece is arranged on the transmission central shaft in a free rotation manner, a second transmission piece fixedly linked with the transmission central shaft is arranged on the transmission central shaft and below the first transmission piece, a linkage check block is arranged on one side of the second transmission piece, relative to the anticlockwise rotation direction of the first transmission piece to form the matching structure that the first transmission piece and the second transmission piece are linked in the anticlockwise direction and are independent in the clockwise direction; and the electronic control mechanism controls the positive rotation, the negative rotation and stopping of the positive and negative rotation motor, realizes the rotation switching on of the driving gear, and then is separated from the positive and negative rotation motor. The automatic switching-on device has the advantages that the automatic switching on is realized, the normal separating of the circuit breaker can not be affected, the safety is good and the like.

The invention discloses a sleep control system and method of a vehicle controller. The sleep control system of the vehicle controller comprises a power interface, an MCU (Microprogrammed Control Unit), a working module, a wake-up source and an SBC (System Basis Chip), wherein the SBC comprises an external wake-up source input module and a voltage stabilizing module, the external wake-up source input module is connected with the wake-up source, the input end of the voltage stabilizing module is connected with the power interface, and the output end of the voltage stabilizing module is connectedwith the MCU; and the wake-up source is also connected to the MCU. According to the invention, an SBC is introduced into the sleep control system, and because the SBC integrates a voltage stabilizerand an external wake-up source input module, the circuit design is greatly simplified, and the cost is reduced; in addition, by using a wake-up function of the external wake-up source input module onthe SBC, when the system sleeps, the power supply of all modules except the SBC is turned off, and only part of the functions of the SBC are retained, thus greatly reducing the static power consumption of the system without affecting the response time of the system to external signals.

The invention discloses a recloser of a circuit breaker. The recloser comprises a shell, a forward and reverse rotation motor, a spindle and a driving handle, wherein the forward and reverse rotation motor is arranged in the shell, and the driving handle is used for driving a handle of the circuit breaker in linkage. A transmission blade and a transmission part are rotatably arranged on the spindle, the forward and reverse rotation motor is matched with the transmission blade in a driving and connecting manner, a transmission gear taking the spindle as a rotation center is arranged on the transmission part, a handle gear in mesh transmission with the transmission gear is arranged on the driving handle, an arc groove is formed in the outer surface of the transmission blade corresponding to the transmission part, the center of the arc groove is positioned on the center line of the spindle, an opening is formed in the anticlockwise edge end of the arc groove in the transmission blade, a linkage shaft is rotatably arranged on the transmission part in a combined manner, and the transmission blade and the transmission part are matched structures which are linked anticlockwise and mutually free clockwise. The recloser has the advantages that the handle of the circuit breaker can be reclosed, response time of normal tripping of the circuit breaker cannot be affected and the like.

The invention discloses a POI information search method, device and system and related equipment. The method includes the steps that a class search request is received, wherein the class search request carries class terms and at least one map block identifier; each class term is combined with each map block identifier; for each combination, a POI information set corresponding to the combination is searched for in a pre-stored POI information table, wherein the POI information set includes POI information, corresponding to the class term, in a POI included in a map block corresponding to the map block identifier in the combination; the POI sets corresponding to the combinations are fed back. By means of the method, the processing burden of a map search server can be alleviated, and the processing performance of the map search server can be improved.

The invention discloses a distributed optical fiber sensing system, which comprises a narrow linewidth laser, a modulator, an optical isolator, an erbium-doped optical fiber amplifier, a circulator, an optical fiber grating, a sensing optical fiber, an optical detector, a microwave amplifier, a high pass filter, a power distributor, a first filter module, a first microwave detection module, a first low-frequency amplifier, a second filter module, a second microwave detection module, a second low-frequency amplifier, a data acquisition card and a computer. Distributed optical fiber vibration or sound signal measurement is realized, dynamic large-phase signal measurement is effectively realized, a phase cancellation and fading problem can be eliminated, a high-speed data acquisition device with a GS / s sampling rate is not needed, the cost is reduced, the response time is not influenced, the strength and the frequency shift changes of Brillouin scattering light can be measured respectively on the premise of eliminating instability of a laser source and line loss, and temperature changes and the strain are further obtained.

The invention discloses a symmetric encryption and decryption method of character strings. The encryption steps are as follows: converting an encryption source into a character array, and obtaining anASCII code of the character array; generating a random decimal integer by using an encryption seed and a random number, performing operation by using the random integer and the ASCII code through a fixed formula to generate an encrypted decimal integer, converting the generated encrypted decimal integer into a hexavigesimal integer to obtain one or more character strings; performing operation onthe previously generated random decimal integer through the fixed formula to generate a new decimal integer, and converting the new decimal integer into a hexavigesimal integer to obtain one or more character strings; and splicing the obtained character strings according to a fixed rule to finally obtain a complete encrypted character string. By adoption of the symmetric encryption and decryptionmethod of character stringsdisclosed by the invention, when messages are quickly transmitted between the modules of a system, the encryption and decryption of the messages are achieved, and the response times of the modules are not affected.

The invention relates to an improved VSG control strategy for dealing with grid harmonics, and belongs to the technical field of power quality of VSG to effectively suppress the harmonic content of the VSG grid-connected point current when the grid contains harmonics. The improved VSG control strategy comprises steps of firstly, establishing a VSG equivalent model, and providing an inductive current reference value algorithm based on improved biquadratic generalized integral based on the analysis of the influence of grid harmonics on the grid current; replacing the differential operation in the full feedforward control of the grid voltage by an inertia integral link; and analyzing the corresponding current regulator mechanism so as to select a corresponding current regulator to achieve current tracking and harmonic suppression.

The invention discloses a re-closure transmission mechanism with the clutching function in a circuit breaker re-closure device. The re-closure transmission mechanism comprises a shell, a forward and reverse rotation motor, a main shaft and a driving handle, wherein the forward and reverse rotation motor and the main shaft are arranged inside the shell, and the driving handle is used for driving linkage of a handle of a circuit breaker. A transmission piece and a transmission part are arranged on the main shaft in a rotating mode. A clutching sliding block is arranged on the shell in a slippage mode, wherein the axial direction of the main shaft is the same as that of the clutching sliding block. A linkage plate stretching into the shell is arranged at the inner end of the clutching sliding block. The main shaft is axially sleeved with the transmission part in a slippage mode. The linkage plate and the transmission part are in synchronous linkage in the axial direction of the main shaft. The clutching sliding block drives a linkage shaft of the transmission part to be gradually disengaged from an arc groove axially in the slippage process. The re-closure transmission mechanism has the advantages that clutching control can be carried out on linkage between the forward and reverse rotation motor and the driving handle, and therefore safe line repair is ensured.

The invention discloses a double date rate internal memory controller and a control method thereof. The internal memory controller comprises an arbitrator, a master state machine, a refreshing management unit, a register and a power consumption management unit, wherein the master state machine feedbacks the state of a double data rate internal memory to the power consumption management; according to a note of the power consumption management, the double data rate internal memory is controlled to enter into or exit a precharging power failure state; and the power consumption management unit notices the master state machine to control the double data rate internal memory to enter into the precharging power failure state after the double data rate internal memory enters into an activated standby state and notices the master state machine to control the double data rate internal memory to exit the precharging power failure state when the arbitrator indicates that a read write command is received currently or the refreshing management unit indicates that a refreshing period is coming. By applying the controller and control method disclosed by the invention, consumption of software resource in power consumption control of the double data rate internal memory can be reduced, and a low power consumption state can rapidly exit when the read write operation is required to be carried out on the double data rate internal memory.

The invention provides an index data loading method and device of a search engine. The method comprises the following steps of obtaining a first key word input into the search engine; inquiring whether first type of index data corresponding to the first key word exits in a first buffer memory space or not; if not, inquiring whether compressed first type of index data corresponding to the first key word exits in a first memory space or not; storing the compressed first type of index data into the first memory space; when the compressed first type of index data corresponding to the first key word exits in the first memory space, uncompressing the compressed first type of index data corresponding to the first key word, and loading the uncompressed first type of index data into the first buffer memory space; returning first type of index data corresponding to the first key word. The method and the device have the advantages that under the condition of not influencing the search experience, memory resources are saved; the search response time can be shortened under the condition of occupying the same memory resources.

The invention discloses a bistable magnetic display panel and a manufacturing method thereof, wherein the bistable display panel comprises a transparent substrate, a microcapsule and a bonding agent which bonds the substrate and the microcapsule. The microcapsule is internally provided with dispersing liquid, magnetic particles and white particles; and the magnetic particles and the white particles are all processed through surface modification and are a controllable flocculation state in the dispersing liquid so as to form a three-dimensional network. The bistable magnetic display panel has high resolution, contrast and response speed and stable display image.

The invention provides a trust-based mimicry defense voting mechanism and system. The mechanism comprises the steps of 1, counting each execution body according to an operation result of each execution body in the mimicry defense system; 2, according to the counting result, estimating the statistical trust degree of each execution body at the current moment based on a Bayesian estimation theory; and 3, under the condition that voting cannot be carried out, selecting the operation result of the execution body with the maximum statistical trust degree at the current moment as the output of the mimicry defense system. According to the invention, a trust metric is constructed for each execution body according to the historical performance record of each execution body, and when it encounters the condition that voting cannot be performed, the operation result of the execution body with the maximum statistical trust degree is selected as the output result of the system, so that the problem of attack escape can be avoided to the maximum extent.

The invention relates to a double-mixer gas supply system which comprises a pressure reducer, a gas rail assembly, a gas-mixing assembly and an engine gas inlet pipe, wherein a gas outlet end of the pressure reducer is communicated with a gas inlet end of the gas-mixing assembly through the gas rail assembly; a gas outlet end of the gas-mixing assembly is communicated with the engine gas inlet pipe; the gas-mixing assembly comprises a gas distributing control valve, a near-end mixer and a far-end mixer; the gas distributing control valve comprises a gas inlet interface, a near-end gas outlet interface and a far-end gas outlet interface; the gas inlet interface is communicated with a gas outlet end of the gas rail assembly; the near-end gas outlet interface is communicated with the engine gas inlet pipe through the near-end mixer; the far-end gas outlet interface successively passes through the far-end mixer and the near-end mixer and then is communicated with the engine gas inlet pipe; an air inlet communicated with an air filter is formed in the far-end mixer. The design for the double-mixer gas supply system can ensure the uniform mixing of gas and air, can effectively prevent temper and never prolongs the response time for the acceleration and deceleration of the vehicle.

The invention relates to a display screen structure and a display device integrated with a solar cell function, and a preparation method. The display screen structure integrated with the solar cell function comprises a transparent solar cell unit for absorbing polarized light in a first direction and a display unit emitting polarized light in a second direction, wherein the transparent solar cellunit is arranged above the display unit, and the first direction and the second direction are perpendicular to each other. Compared with the existing display screen structure, the display screen structure in the invention is characterized in that polarization direction of the light absorbed by the transparent solar cell unit is perpendicular to the polarization direction of the light emitted by the display unit, the light emitted by the display unit can pass through the transparent solar cell unit almost without loss, that is, the transparent solar cell unit does not absorb the light emitted by the display unit, so that even if the transparent solar cell unit is arranged above the display unit, the power consumption of the display screen is not increased, and display characteristics like brightness, viewable angle and response time are not affected.

The invention relates to the field of packaging, and particularly relates to a packaging body and a manufacturing method thereof. The packaging body comprises a to-be-packaged and protected device, and a packaging structure used for packaging the to-be-packaged and protected device. The to-be-packaged and protected device comprises a non-movable portion and a movable portion or comprises a non-sensing portion and a sensing portion. The packaging structure includes a packaging assembly that at least houses the non-movable portion or the non-sensing portion and a packaging coating that at leastcovers the predetermined surface of the movable portion or the predetermined surface of the sensing portion. The packaging assembly isolates the non-movable portion or the non-sensing portion from thesurrounding environment. The predetermined surface of the movable portion or the predetermined surface of sensing portion is isolated from a medium in the surrounding environment by the packaging coating, while preset parameters on the medium can still be sensed. The packaging body provided by the invention has the characteristics of being capable of protecting and ensuring that various index performances of the to-be-packaged and protected device are not affected at all. Meanwhile, the packaging structure of the packaging body has relatively high fatigue resistance.

The invention discloses a reclosure transmission mechanism of a circuit breaker reclosure device. The reclosure transmission mechanism comprises a shell, a forward / reversing rotation motor arranged in the shell, a main shaft and a drive handle for driving a handle of a circuit breaker to conduct linkage. A transmission sheet and a transmission piece are arranged on the main shaft in a rotating mode. The forward / reversing rotation motor is matched with the transmission sheet in a drive linkage mode. A transmission gear with the main shaft as the rotating center is arranged on the transmission piece. A handle gear meshed with the transmission gear in a transmission mode is arranged on the drive handle. The outer surface, corresponding to the transmission piece, of the transmission sheet is provided with an arc-shaped groove. The transmission sheet and the transmission piece are in linkage with each other in the anti-clockwise direction and freely matched with each other in the clockwise direction. The reclosure transmission mechanism has the advantages that a match structure of a linkage shaft and the arc-shaped shaft is adopted, the contact resistance of the linkage shaft and the arc-shaped groove is small, and reclosing operation of the handle of the circuit breaker can be achieved without affecting the response time of normal trip of the circuit breaker.

The invention relates to a Rogowski current transformer (3) intended to measure a current (Ip) flowing through a current conductor (2). The current transformer (3) comprises a measurement secondary winding (31) and a test secondary winding (32) for inducting a test electrical signal in the measurement secondary winding (31). The pulse generator circuit (10) is connected to the test secondary winding (32) in order to generate a test pulse (61) at a predetermined test frequency (Ft) in the test secondary winding (32). The invention also relates to an electrical device comprising such a current converter. The electrical device comprises means for testing the current converter and means for generating a warning in the event of a converter failure.

The invention provides an index data loading method and device of a search engine. The method comprises the following steps of obtaining a first key word input into the search engine; inquiring whether first type of index data corresponding to the first key word exits in a first buffer memory space or not; if not, inquiring whether compressed first type of index data corresponding to the first key word exits in a first memory space or not; storing the compressed first type of index data into the first memory space; when the compressed first type of index data corresponding to the first key word exits in the first memory space, uncompressing the compressed first type of index data corresponding to the first key word, and loading the uncompressed first type of index data into the first buffer memory space; returning first type of index data corresponding to the first key word. The method and the device have the advantages that under the condition of not influencing the search experience, memory resources are saved; the search response time can be shortened under the condition of occupying the same memory resources.

The invention relates to a leaf node creating device and a communication method and system based on an SNMP (Simple Network Management Protocol). The leaf node creating device comprises a character string processing unit, a service management unit, an SNMP proxy unit and a flow control unit, wherein the character string processing unit is used for providing a character string leaf node processing class, acquiring new leaf node registration information according to a user instruction, and performing new leaf node registration according to the new leaf node registration information; the service management unit is used for providing a service management class, generating new leaf nodes according to the new leaf node registration information, and creating service processes corresponding to the new leaf nodes; the SNMP proxy unit is used for providing an SNMP proxy class which inherits the service management class, and providing an interface for registering the new leaf nodes to a DDS (Data Distribution Service) bus; the flow control unit is used for providing a flow parameter control class, and processing a control flow of issuing an instruction parameter of a network management unit; and the flow parameter control class inherits the character string leaf node processing class. Through adoption of the leaf node creating device and the communication method and system, time for creating the leaf nodes based on the SNMP is saved; the development efficiency is increased; and higher operability, maintainability and modularization degree are achieved.

The invention discloses a reclosure transmission mechanism of a circuit breaker reclosure device. The reclosure transmission mechanism comprises a shell, a forward / reversing rotation motor arranged in the shell, a main shaft and a drive handle for driving a handle of a circuit breaker to conduct linkage. A transmission sheet and a transmission piece are arranged on the main shaft in a rotating mode. The forward / reversing rotation motor is matched with the transmission sheet in a drive linkage mode. A transmission gear with the main shaft as the rotating center is arranged on the transmission piece. A handle gear meshed with the transmission gear in a transmission mode is arranged on the drive handle. The outer surface, corresponding to the transmission piece, of the transmission sheet is provided with an arc-shaped groove. The transmission sheet and the transmission piece are in linkage with each other in the anti-clockwise direction and freely matched with each other in the clockwise direction. The reclosure transmission mechanism has the advantages that a match structure of a linkage shaft and the arc-shaped shaft is adopted, the contact resistance of the linkage shaft and the arc-shaped groove is small, and reclosing operation of the handle of the circuit breaker can be achieved without affecting the response time of normal trip of the circuit breaker.

The invention discloses an automatic switching-on device of a circuit breaker. The automatic switching-on device comprises a shell as well as a transmission mechanism and an electronic control mechanism arranged in the shell, wherein transmission mechanism comprises a positive and negative rotation motor, a transmission central shaft, a transmission gear and a driving gear which is used for driving the circuit breaker and is linked with a handle, a first transmission piece is arranged on the transmission central shaft in a free rotation manner, a second transmission piece fixedly linked with the transmission central shaft is arranged on the transmission central shaft and below the first transmission piece, a linkage check block is arranged on one side of the second transmission piece, relative to the anticlockwise rotation direction of the first transmission piece to form the matching structure that the first transmission piece and the second transmission piece are linked in the anticlockwise direction and are independent in the clockwise direction; and the electronic control mechanism controls the positive rotation, the negative rotation and stopping of the positive and negative rotation motor, realizes the rotation switching on of the driving gear, and then is separated from the positive and negative rotation motor. The automatic switching-on device has the advantages that the automatic switching on is realized, the normal separating of the circuit breaker can not be affected, the safety is good and the like.

The invention relates to a data acquiring method and device. The data acquiring method includes analyzing data requests transmitted by users to obtain user identifiers; acquiring data versions corresponding to the user identifiers; acquiring the data requested by the data requests according to the data versions; feeding the data back to the users. During gray distribution, the logic process obtained by the data versions are separated from storage of the data versions, any distribution objects can be appointed, and usability is high.

The invention relates to a double-mixer gas supply system which comprises a pressure reducer, a gas rail assembly, a gas-mixing assembly and an engine gas inlet pipe, wherein a gas outlet end of the pressure reducer is communicated with a gas inlet end of the gas-mixing assembly through the gas rail assembly; a gas outlet end of the gas-mixing assembly is communicated with the engine gas inlet pipe; the gas-mixing assembly comprises a gas distributing control valve, a near-end mixer and a far-end mixer; the gas distributing control valve comprises a gas inlet interface, a near-end gas outlet interface and a far-end gas outlet interface; the gas inlet interface is communicated with a gas outlet end of the gas rail assembly; the near-end gas outlet interface is communicated with the engine gas inlet pipe through the near-end mixer; the far-end gas outlet interface successively passes through the far-end mixer and the near-end mixer and then is communicated with the engine gas inlet pipe; an air inlet communicated with an air filter is formed in the far-end mixer. The design for the double-mixer gas supply system can ensure the uniform mixing of gas and air, can effectively prevent temper and never prolongs the response time for the acceleration and deceleration of the vehicle.

The invention relates to a leaf node creating device and a communication method and system based on an SNMP (Simple Network Management Protocol). The leaf node creating device comprises a character string processing unit, a service management unit, an SNMP proxy unit and a flow control unit, wherein the character string processing unit is used for providing a character string leaf node processing class, acquiring new leaf node registration information according to a user instruction, and performing new leaf node registration according to the new leaf node registration information; the service management unit is used for providing a service management class, generating new leaf nodes according to the new leaf node registration information, and creating service processes corresponding to the new leaf nodes; the SNMP proxy unit is used for providing an SNMP proxy class which inherits the service management class, and providing an interface for registering the new leaf nodes to a DDS (Data Distribution Service) bus; the flow control unit is used for providing a flow parameter control class, and processing a control flow of issuing an instruction parameter of a network management unit; and the flow parameter control class inherits the character string leaf node processing class. Through adoption of the leaf node creating device and the communication method and system, time for creating the leaf nodes based on the SNMP is saved; the development efficiency is increased; and higher operability, maintainability and modularization degree are achieved.

The invention discloses a re-closure transmission mechanism with the clutching function in a circuit breaker re-closure device. The re-closure transmission mechanism comprises a shell, a forward and reverse rotation motor, a main shaft and a driving handle, wherein the forward and reverse rotation motor and the main shaft are arranged inside the shell, and the driving handle is used for driving linkage of a handle of a circuit breaker. A transmission piece and a transmission part are arranged on the main shaft in a rotating mode. A clutching sliding block is arranged on the shell in a slippage mode, wherein the axial direction of the main shaft is the same as that of the clutching sliding block. A linkage plate stretching into the shell is arranged at the inner end of the clutching sliding block. The main shaft is axially sleeved with the transmission part in a slippage mode. The linkage plate and the transmission part are in synchronous linkage in the axial direction of the main shaft. The clutching sliding block drives a linkage shaft of the transmission part to be gradually disengaged from an arc groove axially in the slippage process. The re-closure transmission mechanism has the advantages that clutching control can be carried out on linkage between the forward and reverse rotation motor and the driving handle, and therefore safe line repair is ensured.

The invention discloses a recloser of a circuit breaker. The recloser comprises a shell, a forward and reverse rotation motor, a spindle and a driving handle, wherein the forward and reverse rotation motor is arranged in the shell, and the driving handle is used for driving a handle of the circuit breaker in linkage. A transmission blade and a transmission part are rotatably arranged on the spindle, the forward and reverse rotation motor is matched with the transmission blade in a driving and connecting manner, a transmission gear taking the spindle as a rotation center is arranged on the transmission part, a handle gear in mesh transmission with the transmission gear is arranged on the driving handle, an arc groove is formed in the outer surface of the transmission blade corresponding to the transmission part, the center of the arc groove is positioned on the center line of the spindle, an opening is formed in the anticlockwise edge end of the arc groove in the transmission blade, a linkage shaft is rotatably arranged on the transmission part in a combined manner, and the transmission blade and the transmission part are matched structures which are linked anticlockwise and mutually free clockwise. The recloser has the advantages that the handle of the circuit breaker can be reclosed, response time of normal tripping of the circuit breaker cannot be affected and the like.

The invention provides a monitoring method and device, and the method comprises the steps: acquiring real-time data; judging whether the data change meets a preset threshold value or not to obtain a judgment result; if the judgment result is yes, adjusting the mode to be enabled; nd carrying out the processing in the enabled adjustment mode: if the response time is exceeded, forbidding the adjustment mode. According to the invention, the sensor data can be automatically adjusted according to a set alarm threshold value, and a new way is provided for stabilizing sensor output and improving field adaptability. The field mutation data has a very good processing effect; according to the method, the response time of the sensor is not influenced, the output stability is improved, the response time of the sensor is not influenced, and the change trend of the sensor is not influenced.