54results about How to "Reduce alarm" patented technology

The invention discloses a back sight image cognition based on-vehicle blind area early warning system and a method, wherein the system is composed of cameras (1 and 2) mounted on a rearview mirror to monitor the blind area, a digital signal processor (DSP), a sound prompting device, a power source and a plurality of data cables. The system reads the automobile travelling signal through the data cables, acquires the road surface image of the blind area (4 and 5) by adopting the rearview cameras, the processor processes the image, detects the automobile (3) in the blind area, analyzes the travelling state of the automobile, and realizes the multi-stage tracking for the automobile, when the driver intends to switch lanes, if another automobile in the blind area is not far from the automobile, then the driver is warned by the sound prompting device, so that the danger of collision during switching lanes is avoided. The back sight image cognition based on-vehicle blind area early warning system and the method are applied to the active safety driving, and has the advantages of simple system configuration, low cost, high safety performance, good real-time performance and complex environment adaptability.

The invention discloses an intelligent health service system and an alarming reliable detection method. The method comprises a falling detection method and a platform alarming method. The falling detection method comprises the following steps: collecting an accelerated speed and angular speed data of a wearer at fixed time, monitoring a parameter and recording a changing data sequence; judging if a falling process exceeds a falling threshold value thereof; if the falling process exceeds the falling threshold value, judging if heart rate is abnormal, and if the heart rate belongs to an abnormal scope, setting a high-risk-level falling alarm; otherwise, setting a medium-risk-level falling alarm; if the falling process does not exceed the falling threshold value, setting a low-risk-level falling alarm; sending a falling alarm event and a physiological sign data of the wearer to a cloud health service platform. An intelligent wearing device provided by the invention can accurately confirm if a serious falling event occurs, a mistakenly reported and low-influence falling event is effectively filtered, and the alarm answering and processing pressures of the cloud health service platform and seat mould are reduced.

The invention discloses a monitoring and alarm control method and system. The method includes the steps that real-time monitoring data of a monitored terminal are acquired by a monitoring terminal, and a monitoring message queue is formed, wherein each monitoring message comprises the monitoring data; the monitoring messages are read from the monitoring message queue, the monitoring data in the monitoring messages are compared with monitoring terminal threshold value data corresponding to the monitoring data, and whether an alarm message needs generating according to the monitoring messages or not is determined according to comparison results; whether the generated alarm message meets an alarm triggering condition corresponding to the monitoring data or not is judged, and whether an alarm trigger signal needs generating or not is determined according to judgment results. The monitoring and alarm control system comprises a data acquiring module and an early warning control module. Limitations on the alarm triggering condition of the alarm message are increased, and therefore ineffective alarm is reduced, monitoring and alarm are more accurate, and users can conveniently set different monitoring conditions according to different monitored terminals.

There is described a method for operating a process plant, in which a number of alarm notifications for indicating non-compliant operating events of the process plant are generated at process level. Alarm notifications which can be generated during the operation of the process plant are defined. At least a number of the generatable alarm notifications are assigned, in each case at least a first value or a second value as a dependency value. A current process state of the process plant is determined and depending on the determined process state, those alarm notifications to which the first value was assigned as a dependency value are not indicated.

The invention relates to a double-layer circulation system used for the AOI procedure of a PCB. The system comprises a rack, a detected material box circulation vehicle and a to-be-detected material box circulation vehicle are arranged on the lower layer of the rack, a before-cleaning conveying segment and an after-cleaning conveying segment are arranged on the upper layer of the rack, a cleaning machine is arranged between the before-cleaning conveying segment and the after-cleaning conveying segment, the conveying face of a lifting conveying segment is driven by a synchronous liner module to do lifting motion, and therefore the conveying face is switched between the upper operation position flush with the upper layer of the rack and the lower operation position flush with the lower layer of the rack, a transverse moving suction cup set is arranged above the to-be-detected material box circulation vehicle, a six-axis robot is arranged on one side of the robot, a board turning suction plate is arranged at the input end of the before-cleaning conveying segment, and under the selective coordination of the six-shaft robot, the turning plate suction plate carries out PCB turning. The double-layer circulation system has the beneficial effects that the whole circulation system can more stably work, circulation is more smooth, and meanwhile possibility of alarming and disqualified product appearing is reduced.

The invention provides an equipment failure warning method, device and CIM system. The equipment failure warning method, device and CIM system are used for initiatively monitoring data writing abnormity of a database so that warning operation can be achieved. The equipment failure warning method is applied to the CIM system and includes the steps that the database of the CIM system is monitored, and a monitoring result is obtained; whether write-in data of the database are abnormal is judged according to the monitoring result, and a first judging result is obtained; under the condition that the first judging result is that the write-in data are abnormal, warning operation is carried out. According to the technical scheme, data writing changes of the database can be initiatively monitored, when equipment failures are determined, relevant people in charge are informed in the modes of short messages, voice and the like, and equipment downtime is shortened.

The invention discloses an alarm for a mobile phone. The alarm comprises an alarm signal transmission module and an alarm implementation module, wherein the alarm signal transmission module is arranged outside the mobile phone, and is used for transmitting an alarm signal to the alarm implementation module when an alarm signal triggering condition is satisfied; and the alarm implementation module is arranged in the mobile phone, receives the alarm signal through the mobile phone, and controls the mobile phone to give an alarm according to a preset rule. The invention also discloses an alarming method for the mobile phone. According to the alarm and the alarming method, the mobile phone is not required to be operated, only the alarm signal transmission module outside the mobile phone is required to transmit the alarm signal, and then the mobile phone can be automatically used for automatically giving the alarm, so that alarming time is greatly reduced.

The invention discloses a fire alarming system and alarming method based on a mobile phone two-dimensional code. The fire alarming system comprises an alarm server, a mobile phone terminal, a two-dimension code alarming label, an on-site label production terminal and an alarm receiving terminal. The alarm server comprises a database server and an application server which are in communication connection through a network. The on-site label production terminal comprises a microprocessor. The microprocessor is connected with an information storage unit, a crystal oscillator circuit, a liquid crystal display unit, a network interface, a keyboard operation unit and a printing module. The fire alarming method comprises two alarming modes: mobile phone two-dimension code network alarming and mobile phone two-dimension code short-message alarming. The fire alarming system and alarming method based on the mobile phone two-dimensional code help to reduce the whole alarming process greatly and win precious time for accurate fire scene positioning, effective fire fighting preparation and fire rescue; by utilizing the mobile phone two-dimensional code to alarm, any circuit and device do not need to be remoulded; and the two-dimension code label is convenient and quick to produce and is low in cost, and thus the fire alarming system can be widely used in various different environments and occasions.

The present invention discloses a hazardous material transportation real-time detection early warning processing system based on the internet. The system comprises a center management system, a danger-detection system and a danger caution system. The center management system can automatically collect and store condition parameters of transported hazardous materials generating physical chemistry changing, the driver safety physiological parameters and the safety operation parameters of a carrier. The danger-detection system comprises a danger perception module, a driver behavior detection module, a carrier operation state detection module and a view detection module. The danger caution system comprises a danger grade determination module, a self-processing module, an alarm system and an information feedback module. The danger grade determination module can automatically analyze and assess the current transportation state safety grade, when the transportation state is in a low danger grade, the self-processing module intelligently regulates the surrounding environment, and when the transportation state is in a high danger grade, the alarm system gives an alarm. The hazardous material transportation real-time detection early warning processing system based on the internet can perform effective detection of the transportation state of the hazardous materials and provide the transportation safety assessment early warning.

The invention provides a leakage fusion detection system and method for a vehicle-mounted hydrogen supply system. The system comprises a hydrogen storage bottle, a bottle opening valve, a hydrogen supply pipeline, a fuel cell stack, an exhaust recovery system, and a leakage fusion detection system. The leakage fusion detection system comprises a controller, a hydrogen sensor array, a pressure sensor, a temperature sensor, an ultrasonic sensor array, a gas mass flow sensor and an alarm lamp; and according to a grading result of a hydrogen leakage fusion detection criterion II, whether large leakage or small leakage exists in the vehicle-mounted hydrogen supply system or not is determined, then a hydrogen leakage position is judged according to a positioning result, and according to the leakage position, the alarm lamp gives an alarm in different modes. The fusion detection method adopted by the invention can enhance the accuracy of hydrogen leakage detection.

The invention relates to the technical field of burglar alarms, in particular to a vehicle burglar alarm sensing head for preventing vehicles from being stolen and a signal processing method thereof. The vehicle burglar alarm sensing head comprises an electromagnetic vibration sensing head, a signal conditioning and filtering unit and an integrated circuit, wherein the electromagnetic vibration sensing head is electrically connected with the signal conditioning and filtering unit; the characteristic analysis of a signal output by the signal conditioning and filtering unit is carried out by the integrated circuit through a digital processing method so as to distinguish stolen behavior from general interference vibration; the integrated circuit is connected with the signal conditioning and filtering unit, and is input and output to a host computer; the integrated circuit carries out filteration and variance calculation according to a collected sample and is then compared with a threshold, thereby an alarming signal is judged so as to determine whether to be triggered for alarming. The invention can effectively solve the problem of false alarm of the burglar alarm and can be widely applied in vehicle burglar alarms.

To provide an alarm system for a vehicle that can reduce alarms that can irritate a driver. An alarm system 1 for a vehicle includes an alarm line setting part 51 that sets a right alarm line 61 and a left alarm line 62 in front of a vehicle 2, and an alarm unit control part 55 that activates a speaker 41 and a display 42 when the velocity of the vehicle 2 is equal to or less than a predetermined velocity and a collision determination part 53 determines that an object will cross the right alarm line 61 or the left alarm line 62 within a predetermined time. When the vehicle 2 is decelerating, the alarm unit control part 55 performs an alarm reduction control that suppresses operation of the speaker 41 compared with when the vehicle 2 is not decelerating.

The invention provides an electrostatic discharge method and device for an electrostatic chuck, and the device comprises: an electrostatic chuck which is provided with a wafer pin for lifting a wafer,wherein the electrostatic chuck is provided with a power supply and used for providing a fixed reverse voltage for the wafer when receiving the first power supply signal and providing stepped reversevoltage which is progressively increased in steps for the wafer when receiving the second power supply signal; and a processing unit which is used for judging whether the wafer pin reaches the pre-desorption position or not in a preset time period after the wafer pin is started to lift the wafer, and sending a first power supply signal for providing fixed reverse voltage or a second power supplysignal for providing stepped reverse voltage which is increased progressively according to a judgment result. By setting the reverse voltage applied to the electrostatic chuck and the stepped reversevoltage increased in a stepped manner, the judgment time is increased, the problem of electrostatic residue of the wafer after etching in the process cavity is finished can be effectively solved, andthe risk that the wafer deviates and is broken by a wafer pin in the conveying process is reduced.

The invention relates to an explosion-proof system, more particularly, to a new type spraying robot positive pressure explosion-proof system, comprising: a control system, a robot body, a combustible gas content detection device, a first pressure switch, a second pressure switch, a first two-position three-way direction changing valve, a second two-position three-way direction changing valve, a third two-position three-way direction changing valve, a proportion control valve and a flow switch. The control system is electrically connected with the robot body, the combustible gas content detection device, the first pressure switch, the second pressure switch, the first two-position three-way direction changing valve, the second two-position three-way direction changing valve, the third two-position three-way direction changing valve, the proportion control valve and the flow switch through control cables. According to the invention, a proportion valve and a gas controlled three-position five-way direction changing valve are used to realize the positive pressure explosion prevention of a spraying robot. When the spraying robot enters an operation mode and is electrified, the pressure flow closed loop control can be realized so as to reduce the unnecessary manual intervention or alarming and out-of-service of the spraying robot caused by the positive pressure fluctuation in the robot housing.

A method for operating a process plant, in which a number of alarm notifications for indicating non-compliant operating events of the process plant are generated at process level. Alarm notifications which can be generated during the operation of the process plant are defined. At least a number of the generatable alarm notifications are assigned, in each case at least a first value or a second value as a dependency value. A current process state of the process plant is determined and depending on the determined process state, those alarm notifications to which the first value was assigned as a dependency value are not indicated.

The invention discloses a mine safety monitoring system based on a wireless network. The mine safety monitoring system based on the wireless network comprises a gas concentration sensor, an air flow sensor, an air humidity sensor and a wireless network communication system. A relay route, a converging node and a monitoring center processor are communicated through the wireless network. According to the mine safety monitoring system based on the wireless network, real-time monitoring can be achieved and abnormal conditions are warned of through a warning device. Safety accidents are reduced as much as possible and the mine safety monitoring system has the advantages of being good in openness, high in real-time performance, good in safety and the like. A high-speed channel is provided for transmission of all sorts of detecting and monitoring systems. Information sharing of a sub-system is achieved as much as possible and extension of the system is facilitated.

The invention discloses an all-around early-warning protective frame for internal fistula puncture bleeding. The structure is ingenious, and functions are powerful. Firstly, through action of the protective frame, all-around supporting and protecting action on an internal fistula puncture portion of a patient can be achieved; secondly, through cooperative action of liquid detection and a warning mechanism, not only can bleeding detection and warning for the internal fistula puncture portion of the patient be achieved, but also bleeding detection and warning for loose connection of a joint of an internal fistula puncture needle and a joint of a central venous indwelling catheter can be achieved, so that it is convenient to protect the puncture portion of the patient from pressing of quilt strips, and observation is convenient; meanwhile, a medical worker finds bleeding of the patient and conducts emergency treatment on the patient in time, so that complications of the patient are avoided; finally, in the way, not only is safety of the patient improved, but also the burden of the medical worker is reduced, and accordingly clinical application and popularization are promoted.

The invention discloses a hemodiafiltration device capable of automatically adjusting of rate of displacement liquid. The hemodiafiltration device capable of automatically adjusting of rate of displacement liquid comprises a fluid infusion outlet, a fluid infusion pump, an artery kettle, a blood pump and a control device; the blood pump is connected to the artery kettle; the fluid infusion outlet is selectively connected to the artery kettle or a vein kettle, and when the fluid infusion outlet is connected to the artery kettle through the fluid infusion pump, front fluid infusion is connected on the artery kettle; when the fluid infusion outlet is connected to the vein kettle through the fluid infusion pump, rear fluid infusion is conducted on the vein kettle; the control device is used for adjusting the rotating speed of the fluid infusion pump according to an actual blood flow volume, a hematocrit value and the total protein level of a patient so as to control the flow speed of the rear fluid infusion towards the vein kettle.

The invention discloses a magnetic attraction type rotary dust cover for an observation window of a coal feeder. The magnetic attraction type rotary dust cover relates to the technical field of coal fuel supply equipment, and comprises a rotary control device, a rotary dust cover body and magnets, wherein the magnets are arranged on the rotary control device and the rotary dust cover respectively,and the rotary control device and the rotary dust cover are in magnetic attraction connection with each other under the action of the magnets. The magnetic attraction type rotary dust cover has the advantages of simple structure and novel style, controls the rotary dust cover arranged in a coal conveying pipe by skillfully utilizing a magnetic traction force through glass of the observation window so as to relieve the condition of frequent coal adhesion on the inner surface of the observation window, facilitates the staff to perform the real-time monitoring of operating condition in a coal dropping pipe, greatly improves the working efficiency, further ensuring normal operation of the coal dropping pipe, reduces the occurrence of alarm and non-stop accidents caused by incapability of observing the operating condition of the coal dropping pipe, is efficient and convenient, is convenient to operate, and is suitable for popularization and application.

The invention relates to an LED core particle packaging method and an LED core particle packaging structure, and the method comprises the steps: adding a supporting object between an adhesive film andrelease paper, so that the release paper does not directly make contact with the adhesive film at the position of a core particle, thereby avoiding the inclination of an outer ring core particle caused by the generation of a pressing force, solving the problem that an existing outer ring core particle cannot be recognized by an automatic image recognition visual system of a die bonder due to uneven brightness.

The invention discloses a novel graphite boat which comprises at least eight graphite boat blades, namely a first graphite boat blade, a second graphite boat blade, a third graphite boat blade, a fourth graphite boat blade, a fifth graphite boat blade, a sixth graphite boat blade, a seventh graphite boat blade and an eighth graphite boat blade, wherein the first graphite boat blade and the eighthgraphite boat blade are designed to be outermost; all the graphite boat blades are parallel to one another; first clamping points, second clamping points and third clamping points which are used for fixing silicon wafers are arranged on all the graphite boat blades; and through the first clamping points, the second clamping points and the third clamping points, the silicon wafers can be fixed on all the graphite boat blades. According to the technical scheme, the warping of the silicon wafers during a film coating process can be effectively reduced, thereby reducing the color difference, the rework and the alarm as well as improving the qualification rate and the yield; the positions of the clamping points are redesigned, so that the silicon wafers can be better clamped by the clamping points and the stress on the silicon wafers in the novel graphite boat can be more uniform; and at the positions of the clamping points, the silicon wafer inserting feasibility can further be considered.

The invention discloses a lower roll synchronous transmission device of a four-roll veneer reeling machine, which comprises a main control unit and two rotational speed control units, the rotational speed control units are connected at the two ends of the to-be-controlled lower roll respectively, and the main control unit is connected with both of the two rotational speed control units. The device provided by the invention is simple in structure, can control rotational speed of the two lower ends of the lower roll synchronously, enables the lower roll not to be deformed under normal work, and is small in driving power, convenient to mount and maintain and convenient to modify parameter, and the device rolling range is wide.

The invention discloses a method and a system for detecting three packets in front of a door based on deep learning. The system comprises a configuration module, an abnormal object detection module, a repeatability judgment module, a system early warning module and a manual processing module. A configuration module is used for setting three-package areas in front of a door, and a background library, a normal object database and a clutter object database are established; abnormal objects in a three-bag area in front of the door are detected through an abnormal object detection module; carrying out repetition degree judgment on the abnormal object through a repetition degree judgment module; through a system early warning module, early warning is carried out on abnormal objects meeting the repetition degree, and manual processing is notified; performing manual confirmation on the abnormal object through a manual processing module: if the abnormal object is confirmed to be a disordered object, issuing a work order for processing, and calling the disordered object to construct a model; and if it is confirmed that the object is a normal object, calling the normal object to construct a model. The system can replace manual work to efficiently and accurately complete door front three-bag detection, and then a good image of a city can be effectively maintained.

The invention discloses a product label error prevention device of a wafer cutting machine, which comprises a Teflon non-stick laminated plate, wherein the non-stick laminated plate is arranged in a slide way of a wafer. According to the invention, equipment alarm logic is changed, so that an alarm can be given at the first time when an undesirable abnormality occurs, related measures are notifiedto perform exception handling, the risk of product label marking errors is avoided, and the product quality stability is guaranteed very reliably. Meanwhile, by researching and improving the hardwarestructure of the equipment, the root cause of product label errors is improved, alarms generated after logic transformation of the equipment are further reduced, and the labor cost is not increased completely on the basis that the quality safety is guaranteed.