19665results about How to "Low failure rate" patented technology

An analyte sensor for use in connection with a biofluid is described. The analyte sensor may comprise any suitable interface between the biofluid and a derivative of the biofluid and any suitable transducer of information concerning an analyte. At least one catalytic agent is provided in a locale or vicinity of the interface. The catalytic agent, such as a proteinaceous agent or a non-proteinaceous, organic-metal agent, is sufficient to catalyze the degradation of reactive oxygen and/or nitrogen species that may be present in the vicinity of the interface. An analyte-sensing kit and a method of sensing an analyte are also described.

The invention discloses tile feeding driving mechanisms, tile feeding assemblies and a mahjong machine. Each tile feeding driving mechanism of the mahjong machine comprises a tile feeding support, a tile storage groove, a tile feeding guide rail, a tile feeding pushing head and a steel wire rope, rolling parts are arranged at the position, close to the corresponding tile feeding guide rail and/or the corresponding tile storage groove, of each steel wire rope, each rolling part is installed on the corresponding tile feeding guide rail or the corresponding tile feeding support in a rotatable mode, the part, located in the corresponding tile storage groove, of each steel wire rope are in rolling contact with the multiple rolling parts, and a gap is maintained between the part, located in the corresponding tile storage groove, of each steel wire rope and the corresponding tile feeding guide rail and/or the side wall of the corresponding tile storage groove. According to the scheme, sliding friction of steel wire ropes in the prior art is replaced with rolling friction of the steel wire ropes, friction resistance in the operation process of the steel wire ropes is greatly decreased, and the situation that the service life and operation stability of the steel wire ropes are influenced due to sliding friction contact between the part, located in the corresponding tile storage groove, of each steel wire rope and the corresponding tile feeding guide rail and/or the arc-shaped bent side wall of the corresponding tile storage groove is avoided.

The invention discloses a special unmanned helicopter system suitable for routing inspection on a power grid in a mountain area, which comprises a sensor network, an information transmission network and an information processing center. According to the special unmanned helicopter system suitable for routing inspection on the power grid in the mountain area, which is disclosed by the invention, in the complex terrain environment of the mountain area and under the complex weather conditions of the mountain area, a medium-sized special unmanned helicopter system suitable for routing inspection on the power grid in the mountain area and an application method thereof can be provided. According to the invention, effective fusion of cutting-edge advanced technologies such as an unmanned aerial vehicle platform technology, a data chain communication technology, a GIS (Geographic Information System) technology, a visible light/infrared/ultraviolet high definition shooting, storage and transmission technology, a distance measuring and sensing technology and an image diagnostic evaluation technology is sufficiently utilized to implement daily routing inspection on a power transmission line.

The invention discloses a fracturing pump, comprising a cooling device and a control device, wherein a motor is connected on an shaft of the fracturing pump, the cooling device comprises an air-cooled device for cooling a rotor of the motor and a water-cooled device for cooling a stator of the motor, and the control device is connected with the motor and the cooling device, respectively. The fracturing pump in the invention adopts a structure directly driven by the motor, thus breaking the form of a transmission structure of a diesel engine of the conventional fracturing pump added with a transmission tank, simplifying the structure of the entire fracturing pump, reducing the apparatus mounted on a fracturing car, decreasing failure rate of the apparatus, and becoming more safe and reliable.

The invention discloses a remote automatic control system of a fracturing pump skid used in an oil field. The system is used for remote automatic control of a well service pump skid and a truck-mounted skid used in the oil field; the remote automatic control system consists of a field control system which consists of Siemens S7-315 series PLCs which are taken as a core, a Siemens MP370 which is taken as a remote control human-machine interface, and Ethernet which is taken as a transmission media; the system can achieve remote control functions such as start, stop and emergency stop of an engine, gear shifting, braking, turning back to a neutral position and idle speed of a gearbox and the like, and the system can modify field running parameters in a remote manner, thus realizing bidirectional transmission between the pump skid and the human-machine interface (HMI); the Ethernet is taken for communication so that the pump skid can transmit the field data to a remote controller or a server at the speed of 100MB/S; an industrial exchanger is taken to connect the devices such as the PLC, the HMI and the like to achieve more group controls; the exchanger can convert the field data into the data formats such as a standard *.CSV format and the like, and directly transmit the data to the server for data processing.

The presently claimed invention provides methods and kits for amplifying a target sequence from within a nucleic acid population. The presently claimed invention provides selection probes which are complementary to at least a portion of said target sequence and mechanisms for adding a probe sequence to the 3' end of a target sequence that is hybridized to a selection probe. The added 3' probe sequence and a probe sequence added at the 5' end of the target by adaptor ligation allow for selective amplification of the target sequence.

A method for machining and releasing closed forms from a transparent, brittle substrate includes using a burst of ultrafast laser pulses to drill patterns of orifices in the substrate. Orifices are formed by photoacoustic compression and they extend completely or partially in the transparent substrate. A scribed line of spaced apart orifices in the transparent substrate comprise a closed form pattern in the substrate. A heat source is applied in a region about said scribed line of spaced apart orifices until the closed form pattern releases from the transparent substrate.

The invention relates to a non-contact measuring method for a leaf apex radial clearance of an engine rotor, and the method comprises the following steps: 1) assembling a measuring system, calibrating a sensor and determining the relation between the radial clearance and voltage of a leaf apex; 2) preparing before measuring; and 3) measuring the leaf apex radial clearance of the engine rotor. In the measuring method provided by the invention, a measurement technique based on a capacitance method is adopted; the measuring course and the assembling are synchronously carried out; the once cartridge disassembly and assembly is reduced; the measuring time is shortened; the production efficiency is improved; and the measuring accuracy is improved, thereby improving the assembly quality of an engine and reducing the failure rate of the engine. The non-contact measuring method provided by the invention is mainly used for measuring the leaf apex radial clearance of the rotors of parts such as an engine, a high-pressure compressor, a low-pressure compressor, a high-pressure turbine, a low-pressure turbine and the like.

The invention relates to a paintgun having a barrel assembly with a barrel and a firing mechanism for paintballs; a trigger assembly connected with the barrel assembly for actuating the firing mechanism; and a revolving disc for feeding paintballs interposed between the barrel and the firing mechanism; a series of uniformly spaced paintball holes being formed at the rim of the revolving disc that is rotatable by a driving apparatus to bring the paintballs within the paintball holes to a discharge area coaxial to the barrel for discharging the paintballs; and a paintball adjacent to the revolving disc and the firing mechanism within the barrel assembly being provided for storing the paintballs disposed. Meanwhile, the paintball container includes a guiding slope for directing the paintballs into the paintball holes. The revolving disc with the paintballs is rotatable one after another to the discharge area.

A smart electricity meter with a function of monitoring and protecting power failure comprises a metering chip, a leakage current sampling circuit, a phase current sampling circuit, a phase voltage sampling circuit, a CPU (central processing unit), a power module and a low voltage breaker. The leakage current sampling circuit is electrically connected with the metering chip which is mutually electrically connected with the CPU. The CPU is electrically connected with the low voltage breaker through a trip output port. The low voltage breaker is electrically connected with the CPU through a status acquisition interface. The invention further provides a power failure monitoring and controlling method of the smart electricity meter. The smart electricity meter has the advantages that the reliable power module for power failure protection and control is provided, various types of power failure warning and protection are provided, failure warning and failure protection for voltage, current, power and the like are achieved for power users, failure spots are prevented and isolated, economic loss and personal safety accidents due to failure of electric circuit equipment of the users are prevented and reduced, and reliability of low voltage grids is effectively improved.

The invention discloses a docking mechanism, comprising a docking machine frame, wherein a docking position, a switching position, a powder soaking position and a transition position are arranged on the docking machine frame; the docking bracket is fixedly mounted in the docking position, a docking component is arranged on the docking bracket, and the docking component comprises an upper sliding fixture seat and a lower fixed fixture seat; a switching bracket is arranged in the switching position, the switching bracket is driven by a switching bracket driving device to rotate around a horizontal shaft, and an upper fixture fixing part and a lower fixture fixing part are arranged on the switching bracket; a powder soaking component is arranged in the powder soaking position; a first fixture placement rack is arranged in the transition position; and the docking mechanism also comprises a first front-and-back transfer mechanism and a second front-and-back transfer mechanism. The invention also discloses an automatic crystal blank polishing and burnishing system adopting the docking mechanism. According to the technical scheme, the docking precision and the bonding firmness of crystal blanks are guaranteed, the docking working position is reasonable in structure, and the docking efficiency and the processing efficiency of the whole automatic polishing and burnishing system are improved.

The present invention features the use of compstatin and complement inhibiting analogs thereof for treating and/or preventing age related macular degeneration and other conditions involving macular degeneration, choroidal neovascularization, and/or retinal neovascularization. The invention also provides compositions comprising compstatin or a complement inhibiting analog thereof and a second therapeutic agent. The invention also provides compositions comprising compstatin or a complement inhibiting analog thereof and a gel-forming material, e.g., soluble collagen, and methods of administering the compositions.

A shock mount assembly is provided, which generally includes a spacer and a thimble. The spacer includes a spacer flange and a spacer tube projecting from the spacer flange. The spacer tube includes an inwardly projecting shoulder having an inner diameter. The thimble includes a metal thimble base having a flange and an internally threaded post projecting from the flange. The threaded post has at least one hole passing through a wall thereof. The thimble also includes a plastic hollow thimble stem. The stem includes at least one hole passing through a wall of the lower portion thereof, the hole having a leg extending inwardly from one of the walls thereof. The leg includes a radially inwardly extending tab sized, shaped and positioned to engage the hole passing through the wall of the threaded post in a snap fitted arrangement when the threaded post is inserted into the stem. The stem also includes projecting from a top end thereof a plurality of fingers spaced about a periphery thereof. Each of the fingers has an outwardly projecting portion defining a circumferential lip having an outer diameter larger than the inner diameter of the shoulder of the spacer tube of said spacer. The stem is telescopically receivable in the spacer tube such that when the stem is fully inserted in the spacer tube, the lip engages the shoulder in a snap fitted

The invention discloses a dual-computer redundancy fault-tolerant system and the redundancy switching method. The system comprises an A computer, a B computer, redundancy switch control units in the A and B computers transmit respective switch signals to a redundancy switch selecting unit, and the final control signal generated by the redundancy switch selecting unit is transmitted to a controlled unit. The redundancy switch control unit includes an arbitrary switch unit, a heartbeat receiving unit, a power on-off unit and a monitoring unit. The method comprises the following steps: the two computers are powered up, a master computer and a slavery computer are decided by power up strategy; the states of the two computers are judged; if the two computers have no fault, the task segment of a system is judged: if the system is in normal task segment, a working computer powers up a backup computer, and executes cold backup strategy; if the system is in key task segment, the working computer powers down the backup computer, and executes hot backup strategy; if a single computer has fault which is restorable, the fault is restored, or else, the system enters into single computer state. The system has simple structure and reliable signal transmission; the method is easy to control, the system fault rate is greatly reduced, thus having good fault-tolerant effect.

A microbiological preparation made from 105 types of acclimatized and integrated microorganisms belonging to 47 genuses can be used to process highly difficult waste waters of coking waste water, gourment powder waste water, antibiotic waste water, pigment waste water, paper making waste water and fluorating waste water.

The invention relates to the technical field of cloud computing, in particular to a dynamic virtual resource management strategy method for performance weighting under a cloud platform. According to the method, at first, contrast matrixes of various request resources and performance weighting values are configured, according to the needs of users and real-time monitoring data of the cloud platform, a load performance metric model based on load performance weighting is provided, and then the dynamic virtual resource management strategy method under the cloud platform is provided according to the model. The method comprises a virtual machine deployment strategy and a virtual machine transfer strategy, on the condition of meeting the existing load request, the cloud platform ensures that the load degree of a physical server in each scheduling area to be maximized, and on the basis, the number of the physical servers, needing to be started, of the cloud platform can be minimized. According to the method, the needs of the users are taken into consideration, data of individuation weight setting and cloud platform system real-time performance monitoring are given, the needs of QoS can be met, resources of the cloud platform system are utilized reasonably, and the load performance of the cloud platform is ensured.

Disclosed is a cage for breeding laboratory animals. The laboratory animal breeding cage can detachably couple a lid to a body of the cage in a simple manner. Further, by virtue of a double filter mounted in the lid, the laboratory animals can be bred under both positive and negative pressure. Furthermore, by virtue of a double safety valve, the inside and the outside of the cage can be doubly air-blocked. The cage can be conveniently washed an managed, the cause of failure is eliminated and a life span of the cage is lengthened, and the efficiency in breeding and controlling the laboratory animals are enhanced.

The invention discloses an extruding processing technology of an aluminium alloy tubing with large diameter. The method comprises steps of a. proportioning, b. casting, c. uniformization, d. surface treatment on casting rod, e. casting rod heating, f. extrution, g. on-line quenching, h. stretching, i. artificial aging and j. straightening, etc. Strict control on each parameter can solve problems of extruding production of tubing with large diameter, eliminate disadvantages of long production period, low production efficiency, high energy consumption, huge environmental pollution and expensiveauxiliary equipment of rolling and drawing, save cost, simplify arrangement of auxiliary equipment and further reduce failure rate of an apparatus. The energy consumption of the present invention is merely 1/4 that of rolling and drawing, and water consumption is 1/ 8 that of a steam jet pump set; therefore, the invention brings obvious economic effects.

The present invention provides an automatic fastening and loosing shoes, which is typically comprised of a shoe body including tongue portion, upper portions and shoe-sole, in which mouthing portions are built on the interfaces of the tongue portion and the upper, said shoe-sole includes an outsole, a middle sole and a bottom filler; said bottom filler is fastened on the middle sole with the front portion so that the middle and heel portions can took off from the middle sole; an action regulating mechanism includes a flutter foil, a pair of guide plates and two inserting strips; said flutter foil is connected to the both sides of the tongue with the both upper ends respectively, cooperating to the guide assembly combined by the guide plates and the inserting strips pre-setting in upper-low position, and connected to the bottom filler at the rear portion with the another end, thereby towing the tongue can bring to the heel portion of the bottom filler simultaneously and relatively moving relative to the outsole cooperating to the attempting action; a control mechanism is consisted of a switch, a hook plate, a stationary guide and a snap frame, said hook plate and said stationary guide are attached on the heel portion of the bottom filler for locking on said snap frame located on the middle sole cooperating to put-on attempting action, and the lock of the hook and the snap frame is released by the switch mounted on the rear end of the shoe-body for carrying out automatic put-off function. The structure has less components and simple features without tying and loosing lace, so that the action of the structure can be carried out smoothly and surely, with low rejection rate and low production cost.

The invention discloses a Mahjong machine and a tile conveying device thereof. The tile conveying device comprises a tile conveying box, wherein a tile conveying channel for conveying Mahjong tiles is arranged in the tile conveying box, a tile suction wheel is arranged at a tile feeding port of the tile conveying channel, a conveyor belt is arranged in the tile conveying channel, inner and outer side walls of the tile conveying channel are arc-shaped, so that the tile conveying channel bends in an arc shape, and accordingly, the tile feeding direction of the tile feeding port and the tile discharging direction of a tile discharging port of the tile conveying channel form a 1-15-degree included angle. According to the scheme, the tile discharging port and the tile feeding port of the tile conveying device are adjusted and designed reasonably and the tile conveying channel bends in the arc shape, so that the Mahjong tiles conveyed by the tile conveying device to each tile bearing block of each tile pushing device and the Mahjong tiles pushed out by the tile pushing device are orderly with smaller resistance.

The invention discloses a modeling and optimizing method for AGV dispatching management, and belongs to the technical field of AGV operation dispatching. The objective lies in providing the modeling and optimizing method for AGV dispatching management, and the method not only can achieve no-collision operation, but also can improve the overall operation efficiency of a system through obtaining an optimal path. The method comprises the following steps: 1, carrying out the network modeling of an AGV operation path; 2, storing a path network map; 3, carrying out the binary modeling of a multi-AGV system; 4, carrying out dynamic path optimization of local search. The method is suitable for the dispatching management and path planning optimization of AGV operation in a multi-AVG dispatching management system.