40results about How to "Ensure monitoring reliability" patented technology

The invention discloses a monitoring system for crack growth conditions of a pressure vessel containing vertical internal crack defects, which belongs to the technical field of safety analysis of pressure vessels. The monitoring system comprises a sensor unit and an arithmetic unit. The sensor unit is connected with the arithmetic unit and sends monitored information to the arithmetic unit. The arithmetic unit comprises a strain value calculation module, which is connected with the sensor unit, acquires the data of the outer surface of the container detected by the sensor unit and calculates a corresponding strain value according to the data; a depth calculation module, which is connected with the strain value calculation module, acquires the strain value and calculates the depth of an internal crack of the container according to the strain value; a stress intensity factor calculation module, which is connected with the depth calculation module, acquires the value of the crack depth and calculates the value of a stress intensity factor at the tip of the crack according to the value of the crack depth; and a determination module, which is connected with the stress intensity factor calculation module, acquires the value of the stress intensity factor at the tip of the crack and compares the value with a fracture toughness value of a material from which the pressure vessel is made; wherein comparison results output by the determination module characterize the state of the crack and indicate whether the pressure vessel should be on service. According to the invention, the growth state of the crack is obtained through rational detection and calculation; and the safe service situation of the pressure vessel is determined, and high reliability is obtained.

The invention relates to an on-line monitoring method of wear particles using electrification, electric control ring adsorption and adjacent capacitors, which sequentially passes through a temperature control module, an electrification module, an electric field centrifugal module, a mechanical centrifugal module, an adsorption module, and adjacent capacitor particles The monitoring module and the degaussing module perform on-line monitoring of wear particles; one end of the temperature control module is provided with an oil inlet; the adsorption module is specifically a homopolar adjacent type adsorption ring. The invention introduces adjacent capacitive sensor technology based on capacitive edge effect to realize non-invasive and unconstrained monitoring of wear particles; through electrification, electric field centrifugation and mechanical centrifugation modules, the wear particles in the oil are aggregated into large particles and move to the pipe wall Adjacent and adsorbed by the adsorption module to increase the output monitoring signal strength of the adjacent capacitive sensor; through the temperature control module and the rational design of the adjacent capacitive sensor plate layer structure, suppress noise and optimize the overall performance of the adjacent capacitive sensor monitoring device.

The invention relates to an on-line monitoring device for wear particles using adsorption and adjacent capacitors, in which a temperature control module, a magnetization module, an adsorption module, an adjacent capacitor particle monitoring module and a degaussing module are connected in sequence; one end of the temperature control module is provided with Oil inlet; One end of the degaussing module is provided with an oil outlet, which is composed of a residual magnetic sensor and a degausser. The present invention introduces adjacent capacitive sensor technology based on capacitive edge effect to realize non-invasive and unconstrained monitoring of wear particles; through the magnetization module, the wear particles in the oil are magnetized and adsorbed by the adsorption module to improve the output of adjacent capacitive sensors Monitor signal strength; suppress noise and optimize the overall performance of the adjacent capacitive sensor monitoring device through the temperature control module and reasonable design of the plate layer structure of the adjacent capacitive sensor.

The invention provides a horizontal well cementation sliding sleeve partial pressure pipe outer optical fiber system and a monitoring method thereof. The horizontal well cementation sliding sleeve partial pressure pipe outer optical fiber system comprises a plurality of casing pipes, a plurality of fracturing sliding sleeves and a monitoring optical cable, the casing pipes are connected with the fracturing sliding sleeves, the multiple casing pipes and the multiple fracturing sliding sleeves are connected end to end to form a fracturing string, the fracturing sliding sleeves are provided withsand blasting openings, the sand blasting openings are opened so that fracturing fluid in the fracturing string is sprayed out from the sand blasting openings, and fracturing operation is conducted ona target reservoir of a horizontal well after well cementation operation. The monitoring optical cable is arranged on the outer surface of the fracturing string so as to enter the horizontal well along with the fracturing string and monitor flow information at the position of the sand blasting opening of each fracturing sliding sleeve in real time. The problems that in the prior art, in the process of conducting subdivision cutting and volume fracturing operation on a horizontal well, flow information at the position of a sand blasting opening of a fracturing sliding sleeve cannot be obtained, and the fracturing effect cannot be evaluated are solved.

The invention relates to a wear particle monitoring device using hydraulic filtering, centrifugal separation and adjacent capacitors, including a filter, a temperature control module, a magnetization module, a mechanical centrifugal module, a rotating magnetic field centrifugal module, an adsorption module, and an adjacent capacitor particle monitoring module It is connected with the degaussing module in turn; the filter adopts a variable structure working condition adaptive filter, and one end of it is provided with an oil inlet; one end of the degaussing module is provided with an oil outlet. The invention introduces adjacent capacitive sensor technology based on capacitive edge effect to realize non-invasive and unconstrained monitoring of wear particles; through magnetization, mechanical centrifugation and rotating magnetic field centrifugal module, the wear particles in the oil are magnetized, aggregated into large particles and moved to Near the pipe wall and adsorbed by the adsorption module to improve the output monitoring signal strength of the adjacent capacitive sensor; through the temperature control module and the reasonable design of the plate layer structure of the adjacent capacitive sensor, the noise is suppressed and the overall monitoring device of the adjacent capacitive sensor is optimized performance.

The invention relates to an online abrasion particle monitoring system adopting centrifugation, electric shock hammer adsorption and adjacent capacitance. A temperature control module, a magnetizing module, a mechanical centrifugal module, a rotary magnetic field centrifugal module, an adsorption module, an adjacent capacitance particle monitoring module and a demagnetizing module of the system are sequentially connected, wherein an oil inlet is formed in one end of the temperature control module; the adsorption module is a like-pole adjacent type adsorption ring with an electric shock hammer specifically. According to the system, the adjacent capacitance transducer technology based on the capacitance fringe effect is introduced, and non-invasion and unrestraint monitoring of abrasion particles is realized; the abrasion particles in oil are magnetized and aggregated to form large particles through the magnetizing module, the mechanical centrifugal module and the rotary magnetic field centrifugal module, and the large particles move to the vicinity of a tube wall and are adsorbed by the adsorption module, so that the strength of output monitoring signals of adjacent capacitance transducers is improved; by means of a temperature control module and reasonable design of polar plate layer structures of the adjacent capacitance transducers, noise is inhibited, and the overall performance of an adjacent capacitance transducer monitoring device is optimized.

The invention relates to abrasion particle monitoring equipment using filter waves, electromagnetic centrifugation and adjacent capacitances. A filter, a temperature control module, a magnetization module, a mechanical centrifugal module, a rotating magnetic field centrifugal module, an adsorption module, an adjacent capacitance particle monitoring module and a demagnetization module of the abrasion particle monitoring equipment are sequentially connected. An oil liquid inlet is formed in one end of the filter. An oil liquid outlet is formed in one end of the demagnetization module. According to the abrasion particle monitoring equipment using the filter waves, electromagnetic centrifugation and the adjacent capacitances, the adjacent capacitance sensor technology based on the capacitance edge effect is introduced, and abrasion particle non-intrusive and unconstrained monitoring is achieved; abrasion particles in oil liquid are magnetized and aggregated into large particles through the magnetization module, the mechanical centrifugal module and the rotating magnetic field centrifugal module and move to the position near a pipe wall to be adsorbed by the adsorption module so that the output monitoring signal strength of an adjacent capacitance sensor can be improved; and through the temperature control module and reasonable design of the polar plate layer structure of the adjacent capacitance sensor, noise is suppressed, and the overall performance of an adjacent capacitance sensor monitoring device is optimized.

The invention relates to an on-line monitoring method of wear particles using electric hammer adsorption and adjacent capacitors, which sequentially conducts online monitoring of wear particles through a temperature control module, a magnetization module, an adsorption module, an adjacent capacitor particle monitoring module, and a degaussing module; One end of the temperature control module is provided with an oil inlet; the adsorption module is specifically a homopolar adjacent adsorption ring with an electric hammer. The present invention introduces adjacent capacitive sensor technology based on capacitive edge effect to realize non-invasive and unconstrained monitoring of wear particles; through the magnetization module, the wear particles in the oil are magnetized and adsorbed by the adsorption module to improve the output of adjacent capacitive sensors Monitor signal strength; suppress noise and optimize the overall performance of the adjacent capacitive sensor monitoring device through the temperature control module and reasonable design of the plate layer structure of the adjacent capacitive sensor.

The invention relates to an abrasion particle monitoring device using temperature control, electronic control ring adsorption and adjacent capacitance. A temperature control module, a magnetization module, a mechanical centrifugal module, an adsorption module, an adjacent capacitance particle monitoring module and a demagnetization module of the abrasion particle monitoring device are sequentially connected. An oil inlet is formed in one end of the temperature control module. The adsorption module is particularly a homopolar adjacent type adsorption ring. According to the abrasion particle monitoring device, the adjacent capacitance sensor technology based on the capacitance fringe effect is introduced, and non-invasion and unrestraint monitoring of abrasion particles is achieved; the abrasion particles in oil are magnetized and gathered into large particles through magnetizing and mechanical centrifuging and move to the portion nearby a pipe wall to be adsorbed by the adsorption module, and therefore the output monitoring signal intensity of an adjacent capacitance sensor can be improved; and by arranging the temperature control module and reasonably designing the pole plate layer structure of the adjacent capacitance sensor, noise is restrained and the overall performance of the adjacent capacitance sensor monitoring device is optimized.

The invention relates to an abrasion particle monitoring method based on magnetic field centrifugation, electric shock hammer adsorption and adjacent capacitance. According to the abrasion particle monitoring method, online monitoring of abrasion particles is conducted sequentially through a temperature control module, a magnetization module, a rotating magnetic field centrifugation module, an adsorption module, an adjacent capacitive particle monitoring module and a demagnetization module. An oil inlet is formed in one end of the temperature control module. The adsorption module is specifically a homopolar adjacent type adsorption ring provided with an electric shock hammer. According to the abrasion particle monitoring method, an adjacent capacitance sensor technique based on the capacitance fringe effect is introduced, so that non-invasion unconstrained monitoring of the abrasion particles is achieved; the abrasion particles in the oil are magnetized and aggregated into big particles through the magnetization module and the rotating magnetic field centrifugation module, move to the position near the pipe wall, and are adsorbed by the adsorption module, and thus the intensity of a monitoring signal output by an adjacent capacitance sensor is increased; and through the temperature control module and the reasonable design of the structure of an adjacent capacitance sensor polar plate layer, noise is restrained, and the overall performance of an adjacent capacitance sensor monitoring device is optimized.

The invention belongs to the technical field of bare stranded wire take-up, and particularly relates to an anti-scratch branching device. The device comprises a suspension frame, an adhesive tape releasing roller is rotationally matched with an extension rod located on the wire inlet side of a take-up roller, and an adhesive tape taking-up roller is rotationally matched with an extension rod located on the wire outlet side of the take-up roller; and a take-up tangent point is located on the advancing path of an adhesive tape, the advancing height of the adhesive tape located on the wire inletside of the take-up roller is lower than that of a bare stranded wire, and the advancing speed of the adhesive tape is consistent with that of the bare stranded wire. The device further comprises a monitoring sensor used for monitoring the position of the take-up tangent point, the monitoring sensor sends current take-up tangent point position information, and therefore the controller controls a movable block and a sliding block at a suspension frame to generate corresponding actions so as to keep the take-up tangent point on the advancing path of the adhesive tape all the time. According to the invention, the scratch-free function of bare stranded wires, especially aluminum wires, during take-up can be realized simply, conveniently and quickly; and the device is compact in structure, reliable and stable in work, capable of achieving the purpose of automatic production and beneficial to actual production and application.

The invention, which relates to the field of high-voltage electrical equipment in the electric power industry, discloses a two-wire direct drive monitoring system of a high-voltage electric disconnecting switch. The monitoring system comprises a master station microcomputer intelligent monitoring device, a substation operation execution unit, and a two-core connection cable connected between the master station microcomputer intelligent monitoring device and the substation operation execution unit. On the basis of monitoring mode innovation, a two-wire direct drive monitoring mode is realized physically and the system construction is simplified. Because of the novel and unique monitoring mode, local monitoring and remote monitoring are realized; the local monitoring includes measurement, signal, protection, control, and full-life-cycle monitoring and the remote monitoring includes telemetering, remote signaling, remote control, and remote regulation. With the monitoring mode, interlocking of the operating power supply and the monitoring power supply as well as real-time monitoring of the operation loop, operating conditions, and three positions is realized. The monitoring mode is the breakthrough of the monitoring mode of the high-voltage electric disconnecting switch and is pioneering; and reliable monitoring and maintenance-free operation and maintenance of high-voltage electric disconnecting switch are realized.

The invention relates to on-line wear particle monitoring equipment adopting electrification, electric shock hammer adsorption and adjacent capacitance. A temperature control module, an electrification module, an electric field centrifugation module, a mechanical centrifugation module, an adsorption module, an adjacent capacitance particle monitor module and a demagnetization module of the equipment are sequentially connected; one end of the temperature control module is provided with an oil liquid inlet; the adsorption module particularly is homopolar adjacent type adsorption rings with electric shock hammers. According to the equipment, non-intrusive and unconstrained wear particle monitoring is achieved by introducing an adjacent capacitance sensor technique based on a capacitance edge effect; through the electrification module, the electric field centrifugation module and the mechanical centrifugation module, wear particles in oil liquid are aggregated into large particles and move to the positions near the tube wall to be adsorbed by the adsorption module, so that the output monitoring signal intensity of an adjacent capacitance sensor is improved; by arranging the temperature control module and reasonably designing the structure of a polar plate layer of the adjacent capacitance sensor, noise is inhibited, and the whole performance of an adjacent capacitance sensor monitoring device is optimized.

The invention relates to a wear particle online monitoring device using filtering, centrifuge and adjacent capacitance. The wear particle online monitoring device using filtering, centrifuge and adjacent capacitance comprises a filter, a temperature control module, a magnetizing module, a mechanical centrifugal module, a rotary magnetic-field centrifugal module, an adsorption module, an adjacent capacitance particle monitoring module and a demagnetizing module, which are sequentially connected. The filter is a pressure pulse filter with the full-band hydraulic system. One end of the filter is provided with an oil inlet, and one end of the demagnetizing module is provided with an oil outlet. The wear particle online monitoring device can realize non-intruding and restraint-free monitoring by introducing the adjacent capacitance sensor technology based on capacitance edge effect. Through magnetization, mechanical centrifuge and the rotary magnetic-field centrifugal module, wear particles in oil can be magnetized and gathered to be large particles moving to the pipe wall and to be adsorbed by the adsorption module, so that intensity of output monitoring signals of the adjacent capacitance sensor is improved. Through the temperature control module and the adjacent capacitance sensor plate structure reasonably designed, noise can be suppressed, and the overall performance of the adjacent capacitance sensor-monitoring device can be optimized.

The invention relates to a wear particle online monitoring device adopting rotational flow centrifugation, adsorption and adjacent capacitance. A temperature control module, a magnetizing module, a mechanical centrifugation module, a rotary magnetic field centrifugation module, an adsorption module, an adjacent capacitance particle monitoring module and a demagnetizing module of the monitoring device are sequentially connected. An oil liquid inlet is formed in one end of the temperature control module. The mechanical centrifugation module is a rotational flow centrifugation module. The adjacent capacitance sensor technology based on the capacitance edge effect is introduced, and wear particles are monitored without invasion or restriction. By means of the electrification module, the mechanical centrifugation module and the rotary magnetic field centrifugation module, the wear particles in oil liquid are magnetized and aggregated into large particles, move to the position close to the pipe wall and are adsorbed by the adsorption module, so that the intensity of monitoring signals output by an adjacent capacity sensor is improved. By means of the temperature control module and the adjacent capacitance sensor pole plate layer structure designed reasonably, noise is restrained, and the overall performance of the monitoring device of the adjacent capacitance sensor is optimized.