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288results about How to "Avoid abnormal situations" patented technology

Complex curved face grinding and polishing system and method

The invention relates to a complex curved face grinding and polishing system and method. The system comprises a three-degree-of-freedom manipulator, a visual detection device, a vibrating sensor and a three-degree-of-freedom tool platform. An installation clamp is arranged at the tail end of the manipulator and can install an oilstone, a polishing wheel and a grinding wheel. The visual detection device comprises a laser generating device and a binocular camera, is installed on the manipulator, and detects the outline and roughness of a workpiece. During working, the workpiece is installed on the three-degree-of-freedom tool platform. The visual detection device guides the manipulator to scan the outline of the workpiece, a three-dimensional outline data model is generated, and the roughness is analyzed. Polishing or grinding setting can be conducted on a work station. During grinding, setting can be conducted in three modes that a referential three-dimensional data model is compared with an actually measured workpiece three-dimensional data model, modification is conducted on the actually measured three-dimensional data model with a drawing tool, and grinding data are directly set on the actually measured three-dimensional data model.
Owner:上海莫亭机器人科技有限公司

Device and system for controlling temperature of storage battery

The invention discloses a device and system for controlling the temperature of a storage battery, wherein the device comprises: a storage battery two-channel single temperature measurement module and a two-channel single storage battery heating and refrigerating module, wherein the storage battery two-channel single temperature measurement module is used for detecting the temperature of two partsof a single storage battery respectively through two channels and offering the temperature difference of the single storage battery to a monitoring system; and the two-channel single storage battery heating and refrigerating module is used for heating or refrigerating the single storage battery according to the constant temperature control information sent by the monitoring system. According to the invention, the condition of the single storage battery can be monitored by detecting the temperature of the two parts of the single storage battery through the two channels, and further, constant temperature control, such as heating or refrigerating and the like, can be performed according to the temperature condition of the single storage battery, thus veritable monitoring is realized and the defect in the prior art that real control cannot be carried out is solved.
Owner:中国移动通信集团甘肃有限公司

Automatic link switching method and automatic link switching device

The invention relates to the technical field of communication, and especially relates to an automatic link switching method and an automatic link switching device in order to solve the problem in the prior art that when a port, connected with transmission equipment, of switching equipment has electrical signals but part of a link fails, the switching equipment cannot detect the failure of a main link, so that automatic link switching cannot be realized, the failure time of a long-distance transmission system is prolonged, and the stability of the system is poor. According to the invention, when that a main transmission port does not receive a detection data frame is detected by using M continuous cycles, that a main link fails is determined, the main link is closed, and a standby link is enabled. The situation in which switching equipment cannot automatically identify that transmission equipment has electrical signals but the link is abnormal in the prior art is avoided, the failure time of the long-distance transmission system is shortened, and the reliability of the long-distance transmission system is improved. Meanwhile, the state of a link is determined by multiple detection cycles, and the probability that link fault is judged by mistaken due to delay in detection data frame receiving by a transmission port is reduced.
Owner:CHINA MOBILE GRP BEIJING

Nuclear power equipment monitoring method and device, computer equipment and storage medium

The invention relates to a nuclear power equipment monitoring method and device, computer equipment and a storage medium in the technical field of nuclear power information. The method comprises the steps: in the implementation process of nuclear power operation, acquiring video data, collected by monitoring equipment, of multiple nuclear power equipment, wherein the video data comprise multiple frames of equipment images; identifying the equipment image, and determining an abnormal equipment image according to an identification result; acquiring a corresponding nuclear power equipment identifier according to the abnormal equipment image, and acquiring operation process information corresponding to the nuclear power equipment identifier and an operation work order of the nuclear power operation; identifying an associated equipment identifier corresponding to the nuclear power equipment identifier according to the operation process information and the operation work order; extracting anassociated equipment image corresponding to the associated equipment identifier from the equipment image; and generating alarm prompt information according to the associated equipment image and the abnormal equipment image. By adopting the method, the monitoring efficiency of the nuclear power equipment can be improved when the number of the nuclear power equipment is large.
Owner:LINGDONG NUCLEAR POWER +5

Power transmission network frame planning method considering different functional attributes

The invention discloses a power transmission network frame planning method considering different functional attributes. The method comprises the following steps: constructing a new energy output and load model of a to-be-planned power grid according to acquired wind speed data; calculating to obtain a plurality of wind power output typical scenes; establishing a multi-target power transmission network structure planning model according to four functional attributes of new energy consumption, load center power supply, water and electricity delivery and channel interconnection of the power grid;solving the model according to the wind power average output per unit value in each typical scene, the average load size in each typical scene and the occurrence probability of each typical scene; obtaining a plurality of grid structure planning schemes, then calculating the closeness of each scheme by adopting a multi-objective decision-making method based on entropy weight, and taking the scheme with the maximum closeness as a target scheme. According to the design, different functional requirements of the power grid can be met, the power supply reliability, the wind power absorption capacity and the regional power grid power transmission capacity of the power grid are remarkably improved, and meanwhile the calculation time is shortened.
Owner:STATE GRID CORP OF CHINA +2

Infusion weighing monitoring method and system

ActiveCN104707214ACalculating remaining time of infusionAccurate time monitoringIntravenous devicesFlow controlBottlePediatrics
The invention provides an infusion weighing monitoring method. The infusion weighing monitoring method comprises the steps that firstly, an initial weight A of an infusion bottle device placed on the ground is obtained through weighing; secondly, after a set drop number of liquid medicine dripped from a drip chamber of the infusion bottle device, a weight B of the infusion bottle device placed on the ground is obtained through weighing; thirdly, the weight difference value between the initial weight A and the weight B is divided by the set drop number, and then the weight of each drop of liquid medicine is obtained; fourthly, the total weight of infusion medicine is divided by the weight of each drop of liquid medicine in order to achieve the total drop number of the infusion operation; fifthly, the set drop number of the drip chamber is subtracted from the total drop number, so a residual drop number of the infusion operation is obtained; sixthly, the residual drop number of the infusion operation is divided by the current dripping speed, so an infusion residual time is obtained. By the adoption of the infusion weighing monitoring method, the weight of each drop of liquid medicine can be obtained through weighing, and therefore the infusion residual time can be worked out; the weight of each drop of liquid medicine is corrected continuously in order to update the infusion residual time, so time monitoring is more accurate; a nurse can be reminded ahead of time sufficiently.
Owner:昂科信息技术无锡有限公司

Synchronous arterio-venous blood exchange transfusion device and system

InactiveCN105749365AIncrease pressureTo achieve the goal of "cutting the nail on the head"Medical devicesPressure infusionAutomatic controlVenous blood
The invention provides a synchronous arterio-venous blood exchange transfusion device and system.The synchronous arterio-venous blood exchange transfusion device comprises a detection unit for detecting the artery blood vessel lumen diameter and the vein blood vessel lumen diameter and displaying the detected blood vessel lumen diameter through a display unit, a medical worker can select a most appropriate puncture part hereby to achieve the purpose of 'drawing blood with one prick', the phenomenon that repeated failed puncture exacerbates the pain and mental stress of patients is avoided, and accordingly the severe situations of circulating load exacerbation of the heart, heart failure induction and the like are aggravated.In addition, the volume of drawing blood and the blood drawing speed of a negative-pressure blood drawing pump at the arterial end and the blood transfusion volume and the blood transfusion speed of a blood transfusion pump at the venous end are synchronously controlled through a processing unit.Compared with a manual control mode in the prior art, the consistency can be more accurately ensured in an automatic control mode, and accordingly the safety in the blood exchange transfusion process is ensured while the blood exchange transfusion efficiency is improved.
Owner:QILU CHILDRENS HOSPITAL OF SHANDONG UNIV

Method for remote diagnosis of abnormal equipment based on telemetry

A method for remote diagnosis of abnormal equipment based on telemetry relates to a diagnosis method. At present, the real-time performance of power grid automation system and the eradication of hopping cannot be taken into consideration simultaneously. The invention comprises a telemetry invariance diagnosis, a telemetry overrun diagnosis, a main transformer bus power flow unbalance diagnosis anda transformer temperature rise abnormal diagnosis. The technical scheme solves the problem that the abnormal situation of the equipment can be detected without affecting the operation performance ofthe EMS by means of using an external plug-in system; deep patrol automatically identifies the data of power network operation at fixed period, searches out the problem information, and displays it through charts and graphs. Monitoring information analysts can analyze the current information obtained through the depth patrol, also can query the historical patrol information and form the same period, ring comparison results, so as to discover the potential problems and security risks in power grid operation; through the depth patrol function, the deficiencies and omissions in the normal monitoring work of the monitors are remedied, so as to further improve the level of safe operation of the power grid.
Owner:STATE GRID ZHEJIANG ELECTRIC POWER +2

Scaffold intelligent steel pipe with self-stress-monitoring function

The invention discloses a scaffold intelligent steel pipe with a self-stress-monitoring function. The scaffold intelligent steel pipe comprises a steel pipe, an optical fiber bending sensing unit, a battery module and a control unit, wherein the optical fiber bending sensing unit comprises a curve-shaped testing channel through which a signal optical fiber can pass and a testing processing unit, the testing processing unit is further connected with a wireless transceiving unit I and an alarm module I, the testing processing unit is further connected with the battery module, and the wireless transceiving unit I is connected with the alarm module I; the curve-shaped testing channel comprises a curve-shaped support, as well as a plurality of deformation teeth I and a plurality of deformation teeth II, which are continuously distributed on the two opposite sides of the curve-shaped support, and a curve-shaped channel I through which the signal optical fiber can pass is formed between the head parts of the plurality of the deformation teeth I and the plurality of the deformation teeth I; and the control unit comprises a wireless transceiving module II and a alarm module II, as well as a control module and a display module. The scaffold intelligent steel pipe disclosed by the invention has the advantages of reasonable design, good using effect and capabilities of effectively realizing monitoring of changes in stress of a scaffold during the using process and avoiding the occurrence of safety accidents.
Owner:XIAN JINHE OPTICAL TECH
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