71results about How to "Avoid the risk of misuse" patented technology

The invention discloses a distributed storage system and a storage quality control method and device thereof in an embodiment. The system, by use of an index monitoring server, performs index monitoring on each storage unit used by each service and each storage node server of the storage unit to obtain the index values of each service for sending to a storage quality control server; the storage quality control server determines a degrading factor parameter of a cluster of each storage node server of each service and the degrading factor parameter of each storage unit according to each storage node index value and each storage unit index value of each service in the received index values of each service, respectively; the storage quality of each storage unit used by the service is scored according to the degrading factor parameters, and the storage unit is switched according to the score. The distributed storage system is capable of realizing automatic switching of the storage units and guaranteeing the quality of the storage service.

The invention relates to a short-circuit protection circuit and state switching method for an initiating explosive device of an aircraft. The short-circuit protection circuit comprises a state switching module, a detection module and a ground control module. First set of normally closed contacts of two magnetic latching relays are connected in series and then connected to the two ends of the initiating explosive device in parallel. A detection resistor is connected between a normally opened connection terminal and a normally closed connection terminal of the second set of contacts of each magnetic latching relay. The ground control module comprises a ground power supply, a relay K1, a relay k2, a protection switch and a protection releasing switch. The short-circuit protection circuit solves the problem that device grounding test interface is complex and the cable network is heavy caused by a conventional short-circuit protection plug. Error manual operation caused by a conventional manual short-circuit protection plug and interface ablation caused by high temperature due to a conventional short-circuit protection plug under severe environment can be overcome.

The invention discloses a column switch anti-error remote control locking system and an operation method. The locking system includes a distribution network anti-error system and a column switch device and is characterized in that the distribution network anti-error system is electrically connected with a handheld intelligent operation terminal, the handheld intelligent operation terminal is electrically connected with a remote controller, the remote controller is electrically connected with a feed line intelligent terminal, and the feed line intelligent terminal is electrically connected with the column switch device. When in operation, the problems that when a column switch device is operated, only a simple prompt type locking measure is provided but no imperative locking measure is provided, the operation is easy to be influenced by operators' mood and experiences, and work conditions, and misoperation or wrong operation sequences may be caused by carelessness, and major accidents such as large-area shutdown, loop closing, and loop opening can be caused, and the safe and stable operation of the whole power distribution network is influenced are solved by the operation procedures of operation order generation, operation order downloading, on-site position confirmation, real-time anti-error verification, remote operation, equipment state confirmation etc.

The invention discloses an on-pole switch control system and method. The system comprises an anti-error distribution network host, a data and application service host, a handheld intelligent operation terminal, a monitor, an on-pole switch device and an identification code, wherein the anti-error distribution network host is in communication connection with the data and application service host, the data and application host is in communication connection with the handheld intelligent operation terminal, the on-pole switch device is arranged onsite, the monitor is electrically connected with the on-pole switch device, and the identification code is arranged at the position of the on-pole switch device. The handheld intelligent operation terminal comprises a handheld host, an identification code reading module and a universal remote control module, wherein the identification code reading module and the universal remote control module can be mechanically and electrically connected with the handheld host, and the universal remote control module is in communication connection with the monitor. The system and method can solve the problem in mandatory locking of switch equipment of the power distribution network, and can be used to remotely control different on-pole switch devices via one terminal.

The invention relates to an anti-error remote control locking system of a switch and a control method of the system. The system comprises an anti-error distribution network host, a data and application service host, a handheld intelligent operation terminal, a monitor, an on-pole switch device, a locker and an identification code, wherein the data and application host is in communication connection with the handheld intelligent operation terminal, the on-pole switch device and the locker are arranged onsite, the monitor is electrically connected with the on-pole switch device, and the identification code is arranged at the position of the on-pole switch device. The handheld intelligent operation terminal comprises a handheld host, an identification code reading module, a universal remote control module and an unlocking device, wherein the identification code reading module, the universal remote control module and the unlocking device can be mechanically and electrically connected with the handheld host, the universal remote control module is in communication connection with the monitor, and the unlocking device is in physical cooperation with the unlocking device. The system can be used to unlock a switch device with the locker onsite, and control the on-pole switch device remotely.

The invention provides a data acquisition, processing and transmission device and a data processing and transmission method. The device comprises a data acquisition module, a redundant data processing module, a network transmission module and one or more network interfaces, the redundant data processing module obtains n sampling data from the data acquisition module, n processing results are obtained after the redundant data processing module conducts processing, the network transmission module selects the combination of the n processing results for forming a network data frame, and the network data frame is transmitted through the one or more network interfaces, wherein n is a redundant number and greater than or equal to two. The data acquisition, processing and transmission device and the data processing and transmission method have the advantages that the malfunction risk that in the prior art, network data abnormality and network control command data abnormality are caused by malfunction of equipment at the process level is avoided.

An ultrahigh-pressure stop valve comprises a handle, a valve rod, a valve body, a gland nut and a valve needle. An axial through hole is formed in the gland nut vertically fixed into the valve body, and the valve needle is movably sleeved with the through hole; and a limiting face for preventing the valve needle from rotating around the axis direction is arranged on the matched segment of the valve needle and the through hole of the gland nut. A mounting hole is formed in the position, below the gland nut, in the valve body, and a valve seat is vertically arranged in the mounting hole; a first sealing cavity which is narrow in upper portion and wide in lower portion is formed between the valve seat and the mounting hole; a first extending metal seal ring and a first wear-resisting hard fiber sealing ring are arranged in the lower end of the first sealing cavity in a vertically-stacked manner; the valve needle movably penetrates a central through hole of the valve seat, and a second sealing cavity which is narrow in upper portion and wide in lower portion is arranged between the outer circumferential face of the valve needle and the inner circumferential face of the central through hole; and a second extending metal seal ring and a second wear-resisting hard fiber sealing ring are arranged in the lower end of the second sealing cavity in a vertically-stacked manner. The sealing performance of the valve needle under the high-pressure environment and the ultrahigh environment can be ensured, the service life of the valve is prolonged, and the sealing reliability of the valve is improved.

Embodiments of the invention disclose a method and a system for collecting fault scene information of an information system. The method comprises the following steps of periodically collecting information of each parameter in a first preset parameter set of the information system at a preset time interval, monitoring the running status of the information system, judging whether the running status of the information system goes wrong, and collecting information of of each parameter in a second preset parameter set of the information system when the running status of the information system goes wrong. According to the method and the system for collecting the information, the information of each parameter in the first preset parameter set of the information system can be collected at the preset time interval, when the running status of the information system goes wrong, the information of each parameter in the second preset parameter set of the information system is automatically collected, and manual participation and collection are no longer needed, so that comprehensiveness and timeliness of information collection are guaranteed to meet subsequent requirements for analysis and positioning of a fault problem, and furthermore, the risk of faulty operation in a manual information collection process in emergency circumstances is avoided.

The invention discloses an anti-misoperation system for secondary plate pressing of an electric protection device. The anti-misoperation system is characterized in that an anti-misoperation system platform for secondary plate pressing of the electric protection device is constructed by establishing a basic database of the anti-misoperation system for secondary plate pressing of the electric protection device, formulating a logical checking process for anti-misoperation rehearsal of secondary plate pressing of the electric protection device and setting up an anti-misoperation rehearsal interface for secondary plate pressing of the electric protection device. In order to reduce the complexity of system implementation and simplify the software structure of the system, the anti-misoperation system adopts a modular design idea so as to divide the system into a data service module, an anti-misoperation process module and a user interface module from bottom to top. The anti-misoperation system disclosed by the invention has the advantages that the checking anti-misoperation rehearsal for the content of on-off operation of secondary plate pressing of the electric protection device in a switching-operation order can be realized, and simultaneously information services are provided for being convenient to intercept the on-off state of secondary plate pressing of the electric protection device and rechecking the correctness of the on-off state.

The invention discloses a power distribution network three-remote switch remote control anti-error enhancement verification method. The method comprises: judging whether remote signaling acquisition point information is correct or not, verifying, by the equipment, whether the remote control point information is correct, checking whether terminal communication parameters are correct, judging whether names of switch equipment and a power distribution terminal are consistent or not, checking whether a channel state of the power distribution terminal is normal or not, and judging whether equipmentassociation verification based on historical remote control data is correct or not. Through seven information verification steps, the method can effectively reduce the error risk of remote control operation and ensure safe operation and running of a power distribution network.

A wireless emission control system comprises an aircraft antenna, an aircraft wireless controller, a ground antenna, a ground remote console and a computer. By a special communication transmission protocol, on one hand, the system design is simplified, and on the other hand, the reliability of the communication protocol is ensured. Moreover, a corresponding execution strategy is made for differentinstructions when the system executes a control instruction, the instruction execution efficiency is ensured, and the working safety and reliability of the system is also guaranteed. The wireless emission control system belongs to a test emission control system.

The invention provides a whole-process control system for a boiler water level. The whole-process control system comprises a magnetic levitation water level device, a differential pressure water level device and a switching device, wherein the magnetic levitation water level device is used for measuring the boiler water level value in a boiler, and outputting the boiler water level valve to a far end; the differential pressure water level device is used for obtaining the boiler water level value in the boiler through hydraulic pressure and outputting the boiler water level value; the switching device is respectively connected with the magnetic levitation water level device and the differential pressure water level device, is used for comparing the boiler water level outputted by the magnetic levitation water level device with that outputted by the differential pressure water level device, and selecting the boiler water level value outputted by the magnetic levitation water level device or a differential pressure water level device as a water level reference according to the comparison result, and is connected with a water level control system. Therefore, not only the labor intensity of workers is reduced, and misoperation risks, caused possibly by a large number of operations, are avoided, but also the absolute starting time of a unit is saved, and the energy consumption is reduced.

The invention relates to a surge protection device with high breaking capacity; the surge protection device has a shell that is provided with at least two extraction electrodes, and a voltage limitingdevice and a thermal tripping mechanism that are installed in the shell. The thermal tripping mechanism comprises a fixed assembly, a movable assembly and a thermal triggering device; the fixed assembly and the movable assembly form a plurality of displacement switches which are arranged in series, and the thermal triggering device and the movable assembly are arranged in a linkage mode, so thatthe problems that a thermal protection device of an existing surge protection device does not have an overcurrent protection function and the thermal protection device is prone to false tripping or advanced tripping when surge current flows through are solved.

The embodiment of the invention provides an interface display method and device and electronic equipment, is applied to the technical field of communication, and can solve the problem that when a usercarries out synchronous operation on the same operation affairs in different display interfaces, misoperation is likely to happen, and finally the safety of user data is greatly reduced. The method comprises the steps that the electronic equipment displays a first interface and a first identifier of a first application, the first identifier is used for indicating a second interface of the first application, and the first interface and the second interface both comprise target operation affairs which cannot be repeatedly read; the electronic equipment receives a first input of a user to the first identifier; and in response to the first input, the electronic device displays the second interface, and the target operation transaction included in at least one of the first interface and the second interface is in a locked state. The embodiment of the invention is applied to an interface switching scene.

The invention discloses an intelligent lock control system for the electric power field and a control method, and belongs to the technical field of electric power field application systems. The intelligent lock control system comprises a main control terminal, a lock control terminal and a mobile terminal, and the lock control terminal and the mobile terminal are both in communication connection with the lock control terminal; the main control terminal is provided with a main control computer; the mobile terminal comprises a RFID label and communication equipment; and the lock control terminalcomprises a power supply module, a control module and an intelligent lock, wherein statistical information is recorded in the control module, the intelligent lock is electrically connected to the control module and is internally provided with a RFID code chip, the RFID code chip reads identification information recorded by the RFID label and sends the identification information to the control module, the control module makes a comparison to judge whether a holder has the unlock permission or not and sends the unlock request to the main control computer when the holder is judged to have the unlock permission, and the main control computer sends dynamic passwords to the communication equipment and the control module at the same time. By adopting a mode of identifying first and then authorizing unlocking to carry out progressive management, the intelligence, the safety and the effectiveness of power security and protection management are improved.

The invention discloses a system and method for monitoring automatic cable winding and releasing of an ROV (Remotely Operated Vehicle) umbilical cable winch, and relates to the field of marine engineering systems and equipment. The system comprises a water surface mother ship, a remotely operated vehicle (ROV), a control console, an ROV umbilical cable winch, an umbilical cable, a sound source, optical fiber hydrophones and an acoustic beacon, and is characterized in that the control console, the ROV umbilical cable winch and the sound source are arranged on the water surface mother ship, the sound source faces towards the underwater, the control console is connected with the ROV umbilical cable winch and the sound source, the ROV umbilical cable winch comprises a winding drum, one end of the umbilical cable is wound on the winding drum of the ROV umbilical cable winch and is connected with the control console, the other end of the umbilical cable is connected with the ROV, the optical fiber hydrophones are arranged on the umbilical cable at intervals, and the acoustic beacon is arranged on the ROV. The system can perform online monitoring on the states such as the cable shape and the cable length of the umbilical cable underwater, can realize three-dimensional simulation display for the underwater position states of the umbilical cable and the ROV through comprehensive analysis and processing and improves the manipulation intuition and the system security.

The invention provides a method and a device for remotely testing the stability of a server PWM fan. The method comprises the following steps that S1, a to-be-tested server PWM fan test network environment is configured, and a PWM fan interface is controlled through a fan control terminal and a to-be-tested server BMC to carry out stability testing; S2, the fan control terminal simulates on-off ofa PWM fan power supply signal through the PWM fan interface, and then whether control of the PWM fan interface on the fan power supply state is effective or not is verified through a wind speed sensor and the to-be-tested server BMC; S3, the fan control terminal simulates on-off of a PWM fan speed regulation signal through the PWM fan interface, and whether the PWM fan can normally regulate the speed or not is verified through the to-be-tested server BMC and a fan sensor; and S4, the fan control terminal simulates on-off of a PWM fan wind speed feedback signal through the PWM fan interface, and whether the PWM fan can normally feed back the wind speed or not is verified through the to-be-tested server BMC.

The invention relates to a calibration method for robots. The calibration method comprises the following steps of providing a calibration device which comprises jig wafers; grabbing and / or transmitting the jig wafers by using the robots to obtain acquisition data; judging whether the robots need to be calibrated or not based on the acquisition data; and obtaining a compensation value according to the acquisition data when the robots need to be calibrated, and calibrating the robots based on the compensation value. According to the calibration method for the robots, an external handle and a calibration jig do not need to be manually used for operation, the misoperation risk caused by manual calibration can be avoided, extra losses caused by misoperation are reduced, and therefore the accuracy of the calibration process of the robots is improved; and meanwhile, according to the calibration method for robots, calibration can be completed without opening a cavity, reset work does not need to be conducted after calibration is completed, the downtime of a machine table can be effectively shortened, and the working efficiency of the machine table is improved.

The invention discloses a null line phase anti-misoperation low-voltage isolation switch device which comprises a low-voltage isolation base, two low-voltage isolation insulators, a low-voltage isolation supply side wiring terminal, a low-voltage isolation load side wiring terminal, a low-voltage isolation operation moving contact and a lockout structure, wherein the bottom ends of the two low-voltage isolation insulators are fixed on the two sides of the low-voltage isolation base respectively; the low-voltage isolation supply side wiring terminal is fixed at the top end of one low-voltage isolation insulator; the low-voltage isolation load side wiring terminal is fixed at the top end of the other low-voltage isolation insulator; one end of the low-voltage isolation operation moving contact is articulated with the low-voltage isolation load side wiring terminal; the other end of the low-voltage isolation operation moving contact is movably connected with the low-voltage isolation supply side wiring terminal; and the lockout structure is movably arranged at a stroke section, connected with the low-voltage isolation supply side wiring terminal, of the low-voltage isolation operationmoving contact. The device does not influence safe operation of equipment, achieves effective lockout of a null line phase of a low-voltage isolation switch and avoids user equipment burning caused by pulling a null line first during power failure operation.

The invention belongs to the technical field of computers, and particularly relates to a data maintenance method based on SQL automatic analysis detection, which comprises SQL script preparation, an automatic operation and maintenance system and an SQL execution engine, and specifically comprises the following steps: S1, firstly, performing SQL script preparation by an developing operation and maintenance team, and directly exporting an SQL script passing verification through a database of a preorder test link; and arranging the SQL script by the developing operation and maintenance team. The method has the beneficial effects that the SQL script is exported through the preorder test environment, the SQL script is manually edited and submitted to the operation and maintenance system, the execution time and the target environment are specified, the SQL execution engine of the operation and maintenance system analyzes and detects the submitted SQL, generates a related resume SQL script, executes the SQL script at regular time, and can automatically roll back when the SQL script fails.

The invention relates to the technical field of power, in particular to a control method for intelligent loop opening and closing operation. The method comprises the following steps: receiving a loadpower-supply transfer dispatching instruction to select a preset mode of load power-supply transfer, selecting a system mode of load power-supply transfer according to acquired data information, and issuing a loop closing instruction of a loop closing circuit breaker through a switching value output logic unit when the received preset mode is consistent with the selected system mode; performing logic analysis and judgment on the data information fed back by the loop closing circuit breaker to confirm whether the loop closing operation is successfully completed or not; if the loop closing operation is successfully completed, issuing a loop opening instruction of the loop opening circuit breaker through a switching value output logic unit; and performing logic analysis and judgment on the data information fed back by the loop opening circuit breaker to confirm whether the loop opening operation is successfully completed or not; and if the loop opening operation is successful, completingload power-supply transfer operation. Loop closing and loop opening actions of the circuit breaker are quickly completed through logic judgment, and the problem of power failure during operation modeadjustment is prevented.

The invention provides a gas stove. The gas stove comprises a cooking bench, a mounting cavity and a touch control assembly, wherein the mounting cavity is positioned below the cooking bench; at leastpart of the touch control assembly is mounted in the mounting cavity; the touch control assembly is provided with a touch control panel; the touch control panel is rotatably arranged around a predetermined axis, so that the touch control panel can be overturned relative to the cooking bench, and a touch control end surface on the touch control panel is positioned in the direction facing the cooking bench or in the direction deviating from the cooking bench; and an avoiding opening for avoiding the touch control panel is formed in the cooking bench, so that the problem that a touch control type gas stove in the prior art is prone to misoperation in the cleaning process is solved.

The invention relates to a dialysis machine identification system based on bar code recognition and an information processing method thereof. The dialysis machine identification system comprises a dialysis machine, a bar code label, a dialysis machine information storage device, a bar code printing device and a hand-held terminal. The bar code label is arranged on the dialysis machine for identifying the dialysis machine. The dialysis machine information storage device is used for storing characteristic parameters of all dialysis machines and generating an only code corresponding to each dialysis machine. The bar code printing device is connected to the dialysis machine information storage device and is used for printing the bar code label containing the only code for each dialysis machine. The hand-held device is held by a nurse and is connected to the dialysis machine information storage device for scanning the car code label to identify the only code of the dialysis machine, performing comparison with the only code of the dialysis machine and determining a correct dialysis machine. Compared with the prior art, the dialysis machine identification system based on bar code recognition and the information processing method thereof overcome the problem of low efficiency caused by artificial inquiry and avoid a potential risk of misoperation.

The invention belongs to the technical field of isolating switches, and discloses a device for manually operating an isolating switch. The device comprises a rotating structure, a positioning structure, and a supporting structure. The rotating structure comprises a rotating shaft and a connecting rod, the connecting rod is arranged at one end of the rotating shaft and is used for connecting an isolating switch mechanism box, and the other end of the rotating shaft is connected with a driving mechanism; the positioning structure comprises a fixing sleeve, and the rotating shaft is coaxially arranged in the fixing sleeve; the supporting structure comprises a plurality of supports hinged to the outer wall of the fixing sleeve, and the supports are arranged to be of a telescopic structure. According to the device for manually operating the isolating switch, manual operation is replaced by an electric operation mode, so that the operation efficiency and the operation safety performance aregreatly improved.

The invention discloses an X-ray diffractometer suspension mercerization well support and a using method thereof, a suspension mercerization well comprises a suspension wire and a pendant tied to a bottom end of the suspension wire, and the support comprises a lockable magnetic base, a three-axis translation fine adjustment holder, a sliding device and a limiter located below the suspension mercerization well; an upper end of the lockable magnetic base is connected with the three-axis translation fine adjustment holder, and a lower end is adsorbed on a detector protection cover; a magnetic knob switch is mounted on a magnetic device; the sliding device comprises a sliding rail cantilever and a sliding block mechanism. One end of the sliding rail cantilever is fixed to a top face of a Z-axis vertical displacement table. The sliding block mechanism comprises a sliding block installed on the sliding rail cantilever, a horizontal rotating mechanism with angle scales and a suspension wire fixing button, wherein the horizontal rotating mechanism is arranged in the center of the sliding block. An upper end of the suspension wire is connected with the horizontal rotating mechanism. The support is convenient to disassemble and assemble, accurate in positioning and capable of being adjusted infinitely and flexibly, and a direct light shielding angle capable of being freely selected is formed.

The invention discloses an intelligent wheelchair, and relates to the field of control. The wheelchair is used for solving the problem in the prior art that people with disabled hands cannot control the wheelchair through a handle. The method comprises the following steps that a received sound signal is analyzed, key words carried in the sound signal are obtained, and the key words and a stored control command are matched; after matching, the determined first control command is played through a player and used for controlling the wheelchair; within a set time threshold value, when a triggeringcommand is received, the first control command is sent to a driver of the wheelchair.

The invention discloses a protection setting and key safety measures checking method based on a 61850 client, which sequentially carries out the following steps: comparing three EXCEL format setting sheets to check whether the setting and the soft pressure plate in the three setting sheets are consistent; monitoring the overhaul state of the protection device to be overhauled and monitoring the alarm signal of GOOSE overhaul inconsistency of the protection device to be overhauled, and realizing the recognition of the overhaul state of the protection device to be overhauled and its related devices through the monitored state quantity; reading the overhaul status of the protection device to be overhauled in real time, the soft platen state and the GOOSE link communication state, to realizethe alarm function of whether the secondary security measures are missing, The protection setting and key safety measures checking method based on 61850 client is provided. When it is applied, it canmake the setting of protection device, check of soft pressure plate fully automatic, and real-time monitor and alarm some key safety measures which may lead to power network safety accidents in the process of maintenance.

The application provides a method and device for determining a position of an infrared sensor and relates to the technical field of household appliances. The position of the infrared sensor can be detected automatically, so risks in manual operation mistakes can be avoided and extra processes are not added. The method comprises the steps that first position information between the infrared sensorand each of multiple infrared source devices is determined; each of the infrared source devices is installed on an air guide plate; and position information of the infrared sensor is determined according to the first position information between the infrared sensor and each of the infrared source devices, and the position information of the infrared sensor is used for determining the position of the infrared sensor between any two of the air guide plates.

The invention provides a switching value signal control circuit and a switching value signal control method. The switching value signal control circuit comprises a microprocessor, a first switching tube and a relay; the microprocessor is provided with a first I / O interface, a second I / O interface and a third I / O interface. The control end of the first switch tube is electrically connected with thefirst I / O interface; a pair of normally open contacts of the relay are connected in a controlled circuit of the switching value signal control circuit, the switching value signal control circuit further comprises a second switching tube and a switching tube driving unit, and the first switching tube, the second switching tube and a relay coil are electrically connected between a first power supply end and the ground in series; the switching tube driving unit is provided with a first end electrically connected with the third I / O interface, a second end electrically connected with the control end of the second switching tube, and a third end electrically connected with the second I / O interface. According to the invention, the risk of misoperation caused by the fact that the first I / O interface outputs an unexpected default level signal can be avoided, and the relay can be safely controlled.