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246results about How to "Intuitive monitoring" patented technology

Method for diagnosing propulsion system failure based on partial least squares algorithm

The invention provides a method for diagnosing a propulsion system failure based on a partial least squares algorithm, and belongs to the technical field of process monitoring. The method specifically comprises the following steps that first, sample data of a propulsion system are used for establishing a PLS mathematical model; second, square forecast error statistical magnitude is used for monitoring process data; third, after the failure is detected, and the position of the failure is diagnosed combined with relevant failure detecting factors. According to the PLS monitoring and diagnosing method, only the incidence relation between data is used for establishing the simple mathematical model, calculated amount can be reduced, the detecting speed is increased, and the method can be well applied to process monitoring and failure diagnosing of the propulsion system. According to the method for diagnosing the propulsion system failure based on the partial least squares algorithm, the PLS algorithm is used for establishing the model, the colinearity influence of process amount is removed, the method that the SPE statistical magnitude is quickly calculated is used, the provided relevant failure detecting factors are combined, the monitoring process is simplified, and the diagnosing task is well completed.
Owner:HARBIN INST OF TECH

Method and apparatus for determining the composition of medical liquids with regard to their fraction of electrolytes and non-electrolytes

The present invention relates to a method for determining the composition of medical liquids with regard to their fraction of electrolytes and non-electrolytes, comprising the steps of: determining at least one first physical parameter of the medical liquid for unambiguously determining the fraction of non-electrolytes in the medical liquid; simultaneously determining at least a second physical parameter of the medical liquid for determining the fraction of electrolytes in the medical liquid; and determining the fraction of electrolytes and non-electrolytes in the medical liquid based on the first and second physical parameter. The present invention further relates to an apparatus for determining the composition of medical liquids with regard to their fraction of electrolytes and non-electrolytes, comprising a first measuring apparatus (7) for measuring a first physical parameter of the medical liquid, which is unambiguously related to the non-electrolyte in medical liquid, a second measuring apparatus (8) for determining at least a second physical parameter of medical liquid, which is unambiguously related to the fraction of electrolytes in the medical liquid, and an evaluating apparatus (9) for determining the fraction of electrolytes and non-electrolytes in the medical liquid on the basis of the measured values of the first measuring apparatus (7) and the second measuring apparatus (8).
Owner:FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH

Building fire protection real-time monitoring system based on BIM

InactiveCN106730560ARealize 3D visual monitoringIntuitive monitoringFire rescueVisual monitoringFire protection
The invention discloses a building fire protection real-time monitoring system based on BIM. The building fire protection real-time monitoring system comprises a main control center, a main control display interface, a BMI database, a building real-time monitoring device, a fire protection detecting device, a fire protection control actuator and a fault detecting-warning device, wherein the main control display interface, the BMI database, the building real-time monitoring device, the fire protection detecting device, the fire protection control actuator and the fault detecting-warning device are in signal connection with the main control center; by combining with the data of the BMI database and the situation monitored by the building real-time monitoring device, the main control center can obtain real-time three-dimensional images according to the information fed back by the fire protection detecting device and the fault detecting-warning device, and the images are displayed on the main control display interface. The building fire protection real-time monitoring system has the advantages that (1) the monitoring system combines BIM technology and real-time monitoring technology, achieves real-time, intelligent and three-dimensional visual monitoring of building fire protection, and enables monitoring to be more intuitive, fast and convenient; (2) in case of fire protection danger, the monitoring system can quickly give an alarm, fire protection measures are quickly started, and safety performance is higher.
Owner:XIAN SIYUAN UNIV

Electrical control workstation of macrotype isostatic pressing machine

The invention discloses an electric control work station of a large-scale isostatic press, comprising an upper computer provided with a programming software part and a monitoring software part, a master station with an on-the-spot and process communication PROFIBUS-DP interface and at least one slave station connected with a multi-branch communication network bus, wherein the master station through which a programmable controller (PLC) passes realizes bus communication control and management and completes periodic data access; a master station can control a plurality of slave stations on the bus; moreover, at least one logic link adopting round robin communication mode in information exchange is set up between the master station and each slave station. By means of the programmable controller, the invention sets up a high-performance industrial on-the-spot local area network through an on-the-spot and process communication field bus, thereby realizing network monitoring of process and reducing a great amount of wiring and cable investment; meanwhile, the communication network field bus with an all digital multi-branch structure improves system accuracy and reliability; moreover, the invention has low cost in installation, operation and maintenance, simpler operation and more visualized monitoring.
Owner:SICHUAN AVIATION IND CHUANXI MACHINE

Dual-wireless communication photovoltaic power station remote monitoring system in RS485 bus architecture

The invention provides a dual-wireless communication photovoltaic power station remote monitoring system in RS485 bus architecture. The dual-wireless communication photovoltaic power station remote monitoring system mainly comprises a data acquiring layer, a data relay layer and a data processing layer; a ZigBee wireless network of the data acquiring layer is used for immediately uploading the data of important power equipment in a distributed photovoltaic power station to the data relay layer, the data relay layer is used for sending the data to a remote database server at the data processing layer through a 3G wireless network so that an administrator of the power station can access the remote database server through the Internet to immediately check the scene running state. The system provided by the invention has the advantages that the monitoring system is designed to be out of the limitation of the distance of the photovoltaic power station, the manpower maintenance cost is saved; through the adoption of the dual-wireless communication mode of the ZigBee and the 3G, the condition of wiring at the complex power station scene is avoided while guaranteeing the data transmission rate and accuracy, the construction cost is saved.
Owner:JIANGNAN UNIV

Self-propelled hollow slip casting anchor rod with stress-measuring function and operating method

The invention relates to the technical field of tunnel and underground construction anchoring equipment, in particular to a self-propelled hollow slip casting anchor rod with a stress-measuring function and an operating method. The self-propelled hollow slip casting anchor rod with the stress-measuring function includes a rod body with a hollow structure, a self-propelled drill is connected at thefront end of the rod body, and the back end of the rod body is provided with a slip casting opening which communicates with an inner cavity of the rod body; and the rod body is further provided witha stress-measuring device and an anchoring structure which is close to the self-propelled drill. According to the self-propelled hollow slip casting anchor rod with the stress-measuring function, thestress-measuring device is arranged to combine the processes of drilling, anchoring and slip casting into the same construction process, and the anchoring can be achieved in short time; and stress conditions of all sections of the anchoring rod in the supporting process can be monitored, so that the supporting mechanism of action and the stress conditions of the anchoring rod under the various kinds of surrounding rock conditions can be known, and critical evidences and references are supplied to the research of design parameters for the anchoring rod, improvement of the construction techniqueand the surrounding rock failure mechanism.
Owner:SOUTHWEST PETROLEUM UNIV

Device and method for monitoring tension of steel wire rope of FBG (fiber bragg grating) compression type mine hoisting equipment

The invention provides a device and a method for monitoring the tension of a steel wire rope of FBG compression type mine hoisting equipment. The device comprises the steel wire rope, anti-slip wedged rubber rings and a packaging casing, wherein the wedged rubber rings are buckled, clamped and nested on the steel wire rope; an elastic compression column and a U-shaped fixing support fixedly connected with the elastic compression column are arranged inside the packaging casing; the U-shaped fixing support is used for fixing a fixed pulley; FBGs are pasted to the upper end surface and the lower end surface of the elastic compression column; the FBGs are connected onto optical fibers in series; each optical fiber penetrates through an optical fiber lead-out hole to be connected with one end of each optical fiber connector outside the packaging casing; the insides of the optical fiber lead-out holes are sealed with sealant; the other ends of the optical fiber connectors are connected with optical fiber pigtails; the optical fiber pigtails are protected by using armed protection rubber; and the top and the bottom of the packaging casing are fastened by clamp nuts and bolts penetrating through bolt holes. The device is simple in structure and convenient to mount, operate and use, the tension can be monitored on the side and on line, an FBG sensing technology is used, the reliability and the measurement accuracy are high, and the error is smaller.
Owner:CHINA UNIV OF MINING & TECH

Drilling and reaming dual-purpose drilling tool and construction method thereof

ActiveCN103114805AFlexible and reliable movementSmall sizeDrill bitsBorehole drivesEngineeringDual purpose
The invention discloses a drilling and reaming dual-purpose drilling tool and a construction method thereof. According to the method, the rotation of a control shaft is controlled through a brake inside a diving rig, so that the power transmission from the drilling rig to the drill bit can be shunted, namely the main transmission is used for driving the drill bit to drill holes, and the secondary transmission is used for driving a reaming cutter bar to retract and ream; when the drill rig is used for drilling holes, the control shaft of the drilling rig is in a non-brake state, the conventional drilling can be performed; when the drilling rig is used for reaming, the control shaft of the drilling rig is in a brake state, and reaming can be performed; and moreover, the revolutions of the motor shaft and the control shaft is detected, the rotating state of the motor shaft and the control shaft and the vertical drilling speed are subjected to linkage control, and the transverse extension reaming and vertical drilling of the reaming cutter bar can be reamed according to a program-controlled reaming and cutting motion mode; and therefore, the drilling rig can be used for continuous drilling and reaming construction for multi-stage reaming piles containing set rotating body reaming cavities in soft soil foundation.
Owner:天津开发区三友新科技开发有限公司

Teaching robot data acquisition system based on optical motion capturing

The invention discloses a teaching robot data acquisition system based on optical motion capturing. Modules are mainly divided into a calibration module, a switch communication module, a data processing module, a monitoring module and a teaching robot module, wherein the data processing module sends an acquisition command to the calibration module through the switch communication module to obtainteaching motion data, the teaching motion data are poses, of operation tools in the teaching motion process, acquired by the calibration module, the data processing module is used for acquiring the poses of the operation tools, carrying out coordinate transformation and generating a motion command which can be executed by a robot, the motion command is sent to the robot module through WiFi, the monitoring module is used for sending a control command to each module and monitoring the whole system so as to enable the teaching robot to complete the same actions as the teaching actions, and then teaching is realized. According to the teaching robot data acquisition system, an optical motion capturing system is adopted for real-time acquisition, compared with the prior art, the teaching robot data acquisition system has good the remote control performance, the acquired data are highly precise, and the stability of teaching is realized.
Owner:ZHEJIANG UNIV OF TECH
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