39results about How to "Good real-time monitoring" patented technology

An integrated multi-channel piezoelectric scanning system for monitoring the health of large engineering structure is composed of terminal processor, the piezoelectric module for generating exciting waveforms, the piezoelectric module for high-speed data acquisition, digital I / O module, program controlled gain charge amplifier module, multi-channel scanning and switching module, HF broad-band power amplifier module, and computer bus.

The invention discloses a track on-line monitoring method and a track on-line monitoring system which are realized by a communication system, a computer system, a displacement sensor, a vibration sensor, a laser distance probe, a microprocessor and a communication module. The change of relative space of the tracks, the change of plane height, the change of a track fastening facility and cracking and deformation of the interiors of the tracks are monitored on line, thereby the invention has the characteristics of good real-time performance in monitoring, in-time discovery and alarming of abrupt track parameter change, low measurement workload and low cost.

The invention discloses a conduction band balance adjusting device and a method thereof. The conduction band balance adjusting device mainly comprises detection mechanisms, a correction mechanism and a control mechanism, and is characterized in that the detection mechanisms are symmetrically arranged on both sides of a conduction band; pressure detection mechanisms are taken as the detection mechanisms, and are used for judging whether the conduction band is deviated by detecting pressures on both sides of the conduction band; the correction mechanism is a vertical correction mechanism, and is used for correcting the conduction band through the vertical movement of a correction roller. Real-time pressure detection is performed on the conduction band, and the conduction band is adjusted hierarchically through guide wheels of the detection mechanisms and the vertical correction mechanism, so that wear to the conduction band can be reduced, and the conduction band balance adjusting device has the advantages of real-time detection and accurate adjustment.

The invention discloses β-carboline-cycloenone derivatives, which have the structure shown in the following general formula: the present invention introduces an electron-donating group at a suitable position of β-carboline, and through the 3-position amino group of β-carboline, Using carbamate linkages to link cycloenones with anti-tumor activity, design and synthesize novel β-carboline-cycloenone derivatives. The compound of the present invention can not only realize pH and GSH dual response fluorescence imaging and diagnosis in tumor microenvironment , and can selectively target GSTπ highly expressed in tumor tissue, and play a significant role in inhibiting tumor cell proliferation. The pH / GSH dual response fluorescent and cancer-targeting therapy, diagnosis and treatment drug of the present invention provides a new option for precise tumor diagnosis and targeted therapy, and broadens the application of multifunctional molecules in precision medicine.

The present invention provides a foot pressure monitoring insole which comprises an insole body which comprises a circuit layer and a protection layer which covers the circuit layer. The circuit layer comprises a sensor module, a central control module, and a positioning module. The sensor module and the positioning module are in signal connection with the central control module. According to the invention, with the insole as a carrier, the sensor module, the central control module, and the positioning module are embedded, the pressure signal of a human body foot is collected through the sensor module, the central control module judges whether a human body falls or not according to the pressure signal, then a human body fall position is accurately positioned through the positioning module, the foot pressure monitoring insole is convenient to user, and the range of application is wide. In addition, the invention also provides a foor pressure monitoring system which can quickly obtain human body fall information and the fall position, thus people who fall can be quickly treated, the cost of artificial care of a guardian can be saved, and the real-time monitoring can be realized well.

The invention relates to an attenuation total reflection surface enhanced infrared optical device for DNA identification and hybridization dynamics analysis. The attenuation total reflection surface enhanced infrared optical device comprises an attenuation total reflection surface enhanced infrared optical window in which an island-shaped nanometer gold film is plated on the surface of a silicon hemisphere, an optical table base, a fixed support region, an infrared light spectrum pool, a PDMS (Polydimethylsiloxane) sealing ring and the like, wherein the silicon hemisphere plated with the gold island-shaped film is placed on the optical table base, a gold film surface of the optical window is toward the infrared light spectrum pool, and the middle of the optical window is sealed by the PDMS sealing ring; the light spectrum pool, the PDMS sealing ring and the silicon hemisphere optical window are screwed-in and fixed through an external thread of the fixed support and an internal thread of an upper support of the optical table base so as to form the surface enhanced infrared spectrometer for DNA analysis. The testing device, provided by the invention, has the advantages of simple structure, convenience for operation and small required sample amount, and can be stably used for a long time and convenient for real-time on-line detection of infrared spectrum signals at a waveband of 1100cm<-1> to 4000cm<-1>, and high-sensitivity analysis of DNA molecules, so that DNA identification and hybridization mechanisms and kinetics research can be realized.

The invention relates to a dynamic monitoring method for internal energy loss of a water turbine. The method decomposes the internal energy loss of the water turbine into four types: bulk loss, hydraulic loss of passageways, mechanical friction loss and impact loss and offers an expression of loss and a calibration method of corresponding loss coefficient; and then by defining the reduced parameters, the method converts the water head and flow rate in a water turbine model to the parameters of actual measurement in operation of a machine unit and further offers a method for calculating variousinternal energy losses inside the water turbine in real time by using the parameters of actual measurement in the machine unit. The method offers basis for the research based on internal energy lossproperty and the improvement of relevant problems in the operation of water turbines.

The invention relates to a method for non-destructive testing of the working load of a bolt by using a low-frequency guided wave, which can detect the change of the working load of the anchored bolt on site, and belongs to the field of non-destructive testing. This method firstly determines the propagation velocity of the guided wave in the free bolt and the length of the free section of the end anchor bolt, then determines the propagation velocity of the guided wave in the free section of the end anchor under the action of the pretightening force, and finally establishes the relationship between the working load and the guided wave. The relationship curve of the wave propagation time in the free section of the end anchor bolt. On this basis, the size of the working load can be determined by detecting the reflected echo of the guided wave on the upper interface of the end anchor bolt anchorage section and the propagation time in the free section. . The method can detect the working load of the anchor bolt, and the reliability is increased, and the method is simple, the operability is strong, and it is easy to monitor in real time.

The invention discloses a horizontal visual network-based catastrophe prediction method and system. The method includes the following steps that: a section of vibration signals of an engineering system during its normal operation are acquired so as to form a discrete time sequence; the acquired discrete time sequence is adopted to reconstruct a horizontal visual virtual complex network according to a horizontal visual network conversion rule; the maximum node degree of the virtual visual complex network when the engineering system is in normal operation is calculated; real-time mechanical system vibration signals are collected, a corresponding horizontal visual network is established, and the maximum node degree of the horizontal visual network is calculated; and with the horizontal visualvirtual complex network adopted as a benchmark, the real-time catastrophe index of the engineering system is calculated, and the catastrophe of the system can be predicted based on the catastrophe index. According to the horizontal visual network-based catastrophe prediction method and system of the invention, a network catastrophe early warning mechanism in which a monitoring method and recognition are combined together, and therefore, the method and system do not depend on the dynamic equation of the system, and can be applied to high-dimensional complex systems. The method and system havethe advantages of no need for time sequence reconstruction, a small amount of calculation, good real-time monitoring, simplicity, easiness in implementation and high applicability.