137results about How to "Convenient command" patented technology

A medical device comprising a tubular member having a proximal end, a distal end, and a lumen extending therebetween. An adjustable filter is provided having a frame and a mesh disposed about the frame. The frame is generally circular when deployed and has a first point, a first arc extending 180° from the first point to a second point on the circular frame that is opposite the first point, and a second arc extending 180° from the first point to the second point. The filter is deployed by advancing the frame distally through the tubular member with the second point leading and the first point trailing.

The invention relates to a method for predicting short-term air traffic flow based on real-time radar and flight information, which pertains to emulation of computers. On the basis of traditional prediction, real-time radar data and weather information are brought in; the radar data are directly led from an ATC system and the flight information and the weather information are led from an AFTN network. Corresponding flight models are set up according to different plane types; a flight route and specified cruising speed are obtained from a flight plan; time and speed of flying each way point, as well as when and where to pass through what controlled areas, are predicted roughly. After a plane takes off, the real-time radar data are used for amending existing prediction. During the whole way of flight, relevant upper wind data are brought in to judge the influence of wind on the flight and amend relevant flight models. A system is provided with a processing server of the flight information and weather, a processing server of the radar data, a processing server of the flow, a database and a display terminal. The invention greatly promotes correctness and reliability of flow prediction by carrying out data exchanging through ethernet network.

Wellbore liner apparatus has been invented which, in one aspect, includes at least one tubular member for lining at least part of a lateral wellbore extending from a primary wellbore in the earth, at least one coupling bushing connected to the at least one tubular member and disposed in the primary wellbore, the coupling bushing having a bore therethrough from a top to a bottom thereof. In one aspect, the wellbore liner apparatus has two coupling bushings and a first tubular member and a second tubular member, the first tubular member secured to and extending down from the first coupling bushing to the second coupling bushing which is secured thereto, the second tubular member secured to and extending down from the second coupling bushing, with part of the second tubular member lining the lateral wellbore. Such systems are combinable with a wellbore milling system so that communication between the primary wellbore and the interior of the liner may be reestablished.

The invention provides a multi-dimensional stereoscopic inspection system. The multi-dimensional stereoscopic inspection system comprises a monitoring center, a video inspection system, an unmanned aerial vehicle inspection system, a robot inspection system and a manual inspection system. The video monitoring system, the unmanned aerial vehicle inspection system, the robot inspection system and the manual inspection system are connected with the monitoring center; the unmanned aerial vehicle inspection system comprises a ground remote-control unit and an unmanned aerial vehicle, the unmanned aerial vehicle is provided with a wireless communication module, a wireless remote-control receiver, a camera, an image transmitter and a storage, the ground remote-control unit is connected with the wireless remote-control receiver through the wireless communication module, the wireless remote-control receiver is connected with a camera remote-control mechanism and a flight positioning module, the camera remote-control mechanism is installed on the camera, the camera is connected with the image transmitter and the storage, and the image transmitter is connected with the monitoring center through an unmanned aerial vehicle wireless communication module. The multi-dimensional stereoscopic inspection system is capable of organically integrating the unmanned aerial vehicle, the robot, the video monitor and the manpower, and inspecting the electric transmission line more rapidly, accurately and scientifically.

The invention discloses a fire fighting commanding platform system based on a 3D map. The system comprises a center database server, a three-dimensional geographic information system GIS, a GPS monitoring system, a fire fighting equipment management system, a GPS monitoring system, a road warning system, a basic database, a scheduling system, and a system security authentication system and display service. A system display data server and a virtual VR device are connected to a touch display screen. According to the system, the environment model display is carried out through the three-dimensional geographic information system GIS and a virtual VR or touch screen display, the human-computer interaction of reality and virtuality is realized, the display of a disaster site is carried out based on real reality, the people-friendly command is facilitated, based on a three-dimensional geographic display system, through the GPS monitoring system, the GPS monitoring system, and the road warning system, the command and arrangement of fire personnel and equipment are carried out, the early warning notification of the road around the disaster site is carried out through the road early warning system, and the road congestion is avoided.

The invention discloses a fireproof high-molecular compound colloid material for coal mines, which belongs to fireproof materials. The fireproof high-molecular compound colloid material is compounded from 40-100 portions of high-molecular compound and 52-98 portions of an inorganic material, wherein the high-molecular compound is polyacrylate, or is composed of 40-55 portions of polyacrylate, 0-30 portions of carboxymethyl cellulose and 0-15 portions of polyacrylamide; the inorganic material is composed of 30-50 portions of bentonite, 12-18 portions of alumina shale powder, 10-20 portions of kaolin, 0-5 portions of attapulgite and 0-5 portions of clay; and the fineness of each raw material is less than 120 um. The preparation method of the colloid material comprises the following steps: mixing the high-molecular compound for 3-5 minutes; and after respectively spraying the inorganic material on a dry mixer, sufficiently and uniformly mixing the 8 materials for 8-10 minutes. The colloid material has the advantages of high water content, high moisture retention, high heat absorption capacity, quick fireproof effect taking, favorable effect, low possibility of afterburning and low composite cost, and is suitable for preventing and controlling fire for the spontaneous combustion and inflammation laws of different types of coal; and the downhole operation is simple and safe.

The invention discloses a drone target tracking system and method. The system comprises a drone body, a ground station and a tracking vehicle, wherein the lower end of the drone body is provided with a support platform and an infrared camera, a flight control module, a target tracking module, a GPS positioning module, an image acquisition module, an image processing module and a drone-mounted communication module are arranged in the drone body, and the image acquisition module and the image processing module are sequentially electrically connected with the drone-mounted communication module; a ground communication module, a ground control module, a display module, a storage module and an image sharpening module are arranged in the ground station, and the image sharpening module is electrically connected with the storage module and the display module; the tracking vehicle is provided with a vehicle communication module and a display module, and the vehicle communication module is electrically connected with the display module. The drone target tracking system has the advantages that tasks which can only be completed by using a large amount of energy and manpower before can be completed with low cost, work efficiency and stealthiness are omcreased, and the system is intelligent and convenient.

Wellbore apparatus has been invented which, in at least certain aspects, includes a wellbore apparatus having a tubular member with a top end, a bottom end, a hollow portion, and a window therethrough, a sleeve positioned within the hollow portion of the tubular member, the sleeve having a top end and a bottom end, a diverter apparatus within or outside the tubular member amd, optionally, below the bottom end of the sleeve, the sleeve movable so that the diverter, and the diverter directs the sleeve to the window and through the window into a bore extending beyond the window, and the window having an edge therearound to which the top end of the sleeve is weldable to sealingly secure the sleeve at the window.

The invention discloses a fireproof alarm system for intelligent buildings, and belongs to the field of fire safety. The technical scheme point thereof comprises a detection module, an early warning module, an alarm module, a person recognition module and a central control module. The detection module detects the temperature and the smoke concentration situation in a security area, the detection module controls the early warning module to perform small-range alarm on a detected area and collects image information of the detected area when a suspected fire occurs, and the detection module controls the alarm module to alarm all areas and collects images of all areas when the fire is detected. The person recognition module transmits an image where someone may exist in the image information toa central processing module. The central processing module displays the image information, and the staff controls the other modules according to the image information through the central processing module, thereby solving the problem that the suspected fire in the security area is difficult to deal with, and achieving the effect that the staff correspondingly responds through the image information.

An apparatus is provided, which includes a dust detector, a voltage source, and a controller. The dust detector includes two opposing surfaces and a conductive dust sensor. The two opposing surfaces are disposed in spaced, opposing relation to allow for the passage of airflow between the surfaces, and the conductive dust sensor is disposed at a surface of the two opposing surfaces. The voltage source is configured and controlled to establish an electrostatic field at least partially between the two opposing surfaces to facilitate directing conductive particles in the airflow passing between the two opposing surfaces towards the dust sensor. The controller monitors for a leakage current within the conductive dust sensor and determines whether the leakage current exceeds a predetermined trigger level indicative of the presence of conductive dust, and if so, automatically indicates a conductive dust warning.

The underground personnel locating and rescuing system and method features the radio monitoring node network comprising radio monitoring node sets arranged along the mine drafts and the miners' carried radio trackers. Each of the radio monitoring node sets consists of three radio monitoring nodes on sides and top of mine drift. The present invention constitutes automatic 3D locating system with underground radio network to monitor the locations of the miners, especially in mine disaster.

The present invention relates to a dynamic monitoring, inquiring and verifying system for fishing boats, and is used for monitoring verification management and wreck salvage of fishing boats at sea; the system consists of an input / output interface part, a data-processing part, a data storage part and a display part; the interface part can be used to receive the signal of a fishing boat; then through module analyzing, judging and processing the signal by the data processing center, the system can realize the remote electron-monitoring, inquiring and verifying for fishing boats in a larger area around the fishing boat, can inquiry and trace the relevant information of other fishing boats and vessels, and can transmit the relevant data real time to the land command center completely; the dynamic monitoring, inquiring and verifying system for fishing boats of the present invention is designed according to the fisheries management requirements of the marine fisheries management department; the present invention has the advantages of novel structure, rapid verification and accurate monitoring, easy management, low cost as well as good effect, etc. and thereby, the present invention belongs to novel dynamic monitoring, inquiring and verifying system for fishing boats, and combines cost-effectiveness and practicability into a whole.

The invention relates to a fire control simulation device, in particular to an emergency leaking-stoppage fire-control simulated training device under pressure, which comprises a simulated leakage tank body, wherein the front part of the tank body is a normal temperature tank body under pressure, and the back part of the tank body is a low temperature tank body under pressure. A generator is configured in the cavity of the normal temperature tank body under pressure, and the generator is used for supplying the electricity for the whole emergency leaking-stoppage fire-control simulated training device. Electricity which is generated by the generator is supplied to a motor, the motor drives a water pump for supercharging water in a water tank, and the water in the water tank is then divided into two paths, and conveyed to each leakage point of the whole device through pipelines. Meanwhile, an electric cabinet is used for controlling the opening and closing states of different leakage points, a smog generator and a power supply of the generator are switched on, the leakage point can smoke and make sounds, a leakage accident scene of a tank car is reproduced to the maximum extent, the difficulty of leaking stoppage under pressure by firemen is increased, and the level of leaking stoppage under pressure by firemen is favorably improved. Monitoring cameras are arranged on simulated barrel leakage weld joints, simulated leakage manholes and low temperature simulated leakage interfaces, which facilitates the real-time monitoring at a podium.

The invention relates to a spatial stay-cable positioning method of a multispan continuous S-shaped landscape bridge, which belongs to the building field, and the method is characterized in that a central calibrator is used for positioning a central point of an anchor bearing plate on an anchoring end of a stay cable and a central point of an outlet of the stay cable, i.e. the central line of the anchor bearing plate is overlapped with the central line of the central calibrator, the central position of the anchor bearing plate is determined, and the central calibrator is a circular steel plate with the diameter which is identical to the inner diameter of a stay cable conduit; the a semicircular central calibrator is vertical to a bushing of the stay cable conduit which is previously calibrated and plugged into an outer opening of the bushing by utilizing the calibration of the semicircular central calibrator for the center of the outlet of the stay cable conduit on the outer side of an S-shaped landscape bridge main tower wall, the arc edge and the center of the semicircular central calibrator is are matched with the inner wall of the bushing, and the central position of the outlet of the stay cable conduit on the outer side of the S-shaped landscape bridge main tower wall can be obtained; and the semicircular central calibrator is a semicircular steel plate with the diameter being identical to the inner diameter of the stay cable conduit. The positioning method is high in precision and fast in speed.

The invention discloses a psychological monitoring and relieving system and a psychological monitoring and relieving method based on a digital helmet. The method comprises the following steps: detecting the carotid artery pulse signals of a user through a pulse sensor and detecting the respiration rate of the user through a respiration sensor; analyzing the degree of mental stress of an autonomic nervous system according to the carotid artery pulse signals and the respiration rate; detecting the brain waves in the brain of the user through a brain wave sensor, and analyzing the degree of mental stress of a central nervous system according to the brain waves; calculating the psychological stress score of the user according to the degree of mental stress of the autonomic nervous system and the degree of mental stress of the central nervous system; and guiding the user to perform regular respiration training in order to self-relieve psychological stress when the psychological stress score of the user exceeds the normal psychological stress score of the human body. The system and the method are applied to a digital battlefield. By adopting the system and the method, the psychological stress of soldiers can be accurately monitored, and soldiers can be guided to self-relieve psychological stress through regular respiration training.

Multiple embodiments of mandibular advancers are disclosed. Advancement of the mandible is affected by mounting such an mandibular advancer on each side of both the upper dental arch and the lower dental arch. One embodiment of such an mandibular advancer includes a casting form with a rigid polymerized material therein and which includes a casting form mandibular advancement incline formed on an end thereof. The casting form mandibular advancement incline may wear away in certain instances to expose the polymerized material therebeneath which has been cured and assumed the shape of this casting form mandibular advancement incline. Other embodiments of such mandibular advancers include a crown or a band, each of which has a mandibular advancement incline as a part thereof (e.g., integrally, via separate attachment). Certain of these crowns or the band with a mandibular advancement incline associated therewith may be disposed within the above-noted casting form and encapsulated within the noted polymerized material. Preferably this disposes the mandibular advancement incline associated with the crown / band in interfacing relation with the casting form mandibular advancement incline.

An intra-regional vehicle driving status information sharing informing platform system comprises at least two mobile stations which are arranged on different vehicles within the region and with a driving status information sharing function. Each of the mobile stations comprises an information-sending module used for sending self-driving-status information, an information-receiving module used for receiving driving status information of other vehicles within the region, an information-processing module used for expressing and processing vehicle driving status information and a terminal display used for displaying a processing result of the information-processing module, wherein the information-sending module, the information-receiving module and the terminal display are respectively connected with the information-processing module. According to the intra-regional vehicle driving status information sharing informing platform system, transmission modes such as electromagnetic wave are used, vehicle driving status information transmission and sharing are conducted among the mobile stations, visual disorder of drivers within the region can be overcome and driving status information of other vehicles out of sight can be acquired, and thus the problem that vehicle collision is prone to occurring at the corner or at the crossroads and the potential safety hazard of out of sight when overtaking is conducted are effectively resolved.

An aircraft turret and fairing assembly for facilitating transmission of a directed energy beam from a directed energy device includes a turret section for directing an energy beam. The assembly also includes a fairing section aft of and adjacent to the turret section. Each of the turret section and the aft fairing section are coupled to an aircraft. The assembly also includes at least one sensor for detecting air speed of the aircraft and air pressure. The turret section and the aft fairing section are configured and positioned relative to one another to direct airflow for generating an aeroacoustic resonance within a desired frequency range in an area aft of the turret section.

A method is provided for operating a gas turbine engine including a core engine having a core stream duct, an inner bypass duct, an outer bypass duct, and a nozzle assembly downstream of the core engine and including a core engine nozzle and a bypass nozzle separated by a liner. The method includes channeling a first airflow discharged from the core gas turbine engine to the core engine nozzle, and channeling a second airflow through the inner bypass duct such that the second airflow bypasses the core gas turbine engine. The second airflow is channeled to a plurality of fairings that are positioned upstream from a plurality of support struts coupled to the nozzle assembly liner. The method also includes channeling a third airflow through the outer bypass duct such that the third airflow bypasses the core gas turbine engine, wherein the third airflow is channeled through the support struts to the bypass nozzle.

The invention discloses a tracker device which comprises an ARM processing module which is arranged in the space formed by a machine case of the tracker device, connected with a positioning module, a communication module, a WIFI module and an input module, and used for receiving, analyzing and processing relevant data, wherein the positioning module is used for acquiring the positioning information of the tracker device and transmitting the acquired positioning information to the ARM processing module, the processed information is sent to a ground receiver through the communication module, the communication module is used for transmitting positioning data acquired from the ARM processing module, the WIFI module is used for transmitting the positioning information stored in the ARM processing module to corresponding WIFI information receiving equipment, and the input module is arranged on a shell of the machine case and is used for inputting control and command information. The tracker device is low in cost and capable of monitoring and scheduling all-purpose aircrafts, well commanding the all-purpose aircrafts such as helicopters, and guaranteeing the safety of low-altitude airspace, the all-purpose aircrafts, aviators and the like.

The invention discloses a networking operation dispatching system for railway vehicles based on electronic intervals. The networking operation dispatching system comprises interval terminal relay computers, communication ranging antennas along with rails, locomotive response computers along with locomotives, and a road network computer, wherein each interval terminal relay computer is installed at the endpoint of each electronic terminal; the communication ranging antennas along with the rails are as long as the electronic terminals, one end of each communication ranging antenna is connected with each interval terminal relay computer, and the other end of each communication ranging antenna is free; each locomotive response computer is installed on each locomotive and is in communication with each corresponding interval terminal relay computer in each electronic interval through each communication ranging antenna along with the rail; the road network computer is connected with all the interval terminal relay computers to form a network; and railway safety detection sensors are installed among the electronic intervals. The networking operation dispatching system can overcome the difficulties in unified schedule and command in a method of improving locomotive operation density and preventing collision and rear-end collision of the locomotives in the electronic intervals, and can realize mutual information communication between the locomotives as well as between the locomotives and the road network.

The invention discloses a local video recording and synchronously pushing method based on an Android platform, and a law enforcement recorder. Original audio data output by a microphone and the original video data collected and output by a camera are directly acquired on an application layer and are automatically performed with pre-compiling, encoding and packaging, so that the problem that the microphone is occupied by a MediaRecorder application when starting a video recording function, resulting in from that other applications cannot obtain audio signals, can be avoided. When the video recording function is started, the original audio data are automatically obtained, and the obtained original audio data and video data are performed with pre-compiling, encoding and packaging by autonomously created audio and video preprocessing module, an audio and video encoder and an audio and video shunt, so that two paths of completely synchronous audio and video data streams can be generated, one path is applied to remote real-time transmission, and the other path is applied to local storage so as to solve the problem of local video recording and synchronously pushing of audio and video streams.

The invention relates to an equipotential operation method of a tubular bus. The method comprises the following steps that 1, a ground potential electrician installs an arc extinguishing tackle on the tubular bus; 2, an equipotential electrician enters an electric field along an electrically-insulated ladder; 3, the equipotential electrician ties one end of an arc extinguishing cable to the position below a drainage plate, and the ground potential electrician cooperates to control the arc distinguishing cable; 4, the potential electrician dismount bolts from the drainage plate; 5, the equipotential electrician controls a drainage wire to swing on the ground, and the ground potential electrician cuts off the drainage wire; 6, after fixing the drainage wire which is cut off, the ground potential electrician dismount the arc extinguishing tackle and the arc distinguishing cable which are installed on the tubular bus, and drainage-wire-cutting work for the phase is ended; 7, the operation items from step 1 to step 6 are repeated till drainage-wire-cutting work tasks of three phases are completed. According to the equipotential operation method of the tubular bus, the electrician enters the electric filed through the electrically-insulated ladder for developing equipotential hot line work, the method is simple, convenient and flexible, labor intensity of operating personnel can be greatly alleviated, and power transformation hot line work is promoted to be developed generally.

The invention discloses a C / S technical framework system for oilfield exploration and development production, which comprises a monitoring center, a Beidou terminal and a Satcom portable station. Themonitoring center includes data access server, main server, Satcom central station, data storage and management subsystem, and workstation of multi-satellite three-dimensional service platform for oilfield exploration and development. The system is based on C / S architecture, the server end stores the information sent by the Beidou terminal and the Satcom portable station and sends a task instruction to the Beidou terminal and the Satcom portable station, The client obtains the server-side information in real time, and the integration of information, Processing, 3D visualization, Simple operation of the client can realize the monitoring of the equipment under the three-dimensional scene, in order to support the oil field exploration, development, production and emergency command and dispatch work, and can carry out real-time monitoring, command and dispatch of oil field production and safety, greatly promote oil and gas exploration and development production and enhance the safety assurance capacity.

The invention discloses an intelligent safety protection system for a liquefied natural gas terminal tank zone, and belongs to the technical field of tank zone safety systems. The liquefied natural gas terminal tank zone comprises a gas detection module, a leakage alarm module, a fire detection module, a fire alarm module, a TV monitoring module, a broadcasting system module and an access controlmodule, wherein the gas detection module is used for monitoring gas concentration in a tank zone; the leakage alarm module is used for making an alarm when the gas concentration value exceeds the limit; the fire detection module is used for detecting the temperature and smoke concentration in the tank zone; the fire alarm module is used for making an alarm when the temperature or smoke concentration exceeds the limit; the TV monitoring module is used for recording an accident site image and playing the accident site image on a large screen; the broadcasting system module is used for playing voice information; and the access control module is used for controlling a controlled gate at each entrance / exit in the tank zone. Through adoption of the intelligent safety protection system, in the case of an accident, accident information can be played through the large screen and a broadcasting device, and meanwhile all controlled gates are opened simultaneously to instruct people in the tank zone to handle with a dangerous source or get out of a dangerous zone.

A method is provided for operating a gas turbine engine including a core engine having a core stream duct, an inner bypass duct, an outer bypass duct, and a nozzle assembly downstream of the core engine and including a core engine nozzle and a bypass nozzle separated by a liner. The method includes channeling a first airflow discharged from the core gas turbine engine to the core engine nozzle, and channeling a second airflow through the inner bypass duct such that the second airflow bypasses the core gas turbine engine. The second airflow is channeled to a plurality of fairings that are positioned upstream from a plurality of support struts coupled to the nozzle assembly liner. The method also includes channeling a third airflow through the outer bypass duct such that the third airflow bypasses the core gas turbine engine, wherein the third airflow is channeled through the support struts to the bypass nozzle.

The invention discloses a novel traffic guidance robot. The novel traffic guidance robot comprises a base, a shell, a storage battery, a head part and a solar panel, wherein the bottom of the shell isprovided with the base; universal wheels are arranged on the bottom of a connection plate; an information storage module is arranged in the shell on one side of a battery groove; an information collection module is arranged in the shell on one side of the information storage module; an information processing module is arranged in the shell on one side of the information collection module; a firstelectric telescopic rod and a third electric telescopic rod are separately arranged on one side of a connection shaft; a first LED traffic guidance rod is arranged on one side of the first electric telescopic rod, and a second LED traffic guidance rod is arranged on one side of the third electric telescopic rod; and the solar panel is arranged on the top end of the head part. According to the novel traffic guidance robot, the novel traffic guidance robot is convenient to move and regulate due to arrangement of a series of structures, and meanwhile traffic guidance is accurate; and labor is saved.

The invention discloses an auxiliary driving system and method for civil aircraft full-engine failure forced landing. The system comprises a full-engine failure judgment subsystem (100), a return ability evaluation subsystem (200), a return stage decision subsystem (300) and a return instruction autonomous generation subsystem (400). The full-engine failure refers to an unpowered gliding state entered after all engines of the aircraft fail accidentally. The full-engine failure judgment subsystem (100) prompts a pilot whether full-engine failure occurs or not according to the state of an engine, and then the return ability evaluation subsystem (200) screens a landing site according to the remaining energy of the aircraft for the pilot to make a final decision. The return stage decision subsystem (300) and the return instruction autonomous generation subsystem (400) autonomously generate an aircraft control strategy and a state instruction to be tracked by a pilot in real time accordingto the direction and the flight speed of the aircraft away from a landing point, and inform the pilot through screen display to assist the pilot in completing a full-engine failure forced landing task.