64results about How to "Simple reliability" patented technology

A data storage assembly having multiple disk drives disposed on a replaceable module. Multiple modules are connected to a single chassis having a back plane with a plurality of connectors, each of which are adapted to receive a connector of one of the modules.

An ocular sensor (110) is proposed for verification of at least one analyte in an eye fluid. The ocular sensor (110) is composed of at least one sensor material which is designed to change at least one optical characteristic in the presence of the at least one analyte. Furthermore, the ocular sensor (110) comprises at least one sensor chip which has at least one integrated optical detector (122) for verification of the optical characteristic. A measurement system (166) is also proposed for verification of at least one analyte in an eye fluid, which measurement system (166) comprises an ocular sensor (110) according to the invention as well as an evaluation unit (168) which is designed to interchange information with the sensor chip (118).

A bi-stable snap action ribbon spring incorporated into self-latching, spring-loaded mechanisms. The dual mode stability of the spring eliminates the need for complex latching mechanisms thereby simplifying the device manufacture and device reliability. The spring is stable in either a linear or coiled state enabling the simplified design of rolling, hinging and feeding mechanisms. A plan or map rolling and presentation device incorporates a bi-stable snap action ribbon spring along with optional spring end caps and stiffening elements. The plan or map is driven to a stable coiled or stable rolled shape by the influence of the snap action spring. Application of the snap spring properties to a discreet length of a longer ribbon can create a hybrid bi-stable hinge mechanism. A convenient storage container utilizes the bi-stable characteristics of a snap action ribbon spring to create a container having a self-closing and captured lid. A can or drum feeder incorporates the bi-stable characteristics of a snap action ribbon spring to provide a device that reliably stores and presents cans such as soda cans.

The invention relates to a high-speed electromagnetic valve driver circuit. An input signal buffer unit mainly performs buffering shaping on an input signal from an external central control unit and improves the antijamming capacity thereof; a high side current detection unit realizes current detection by detecting differential voltage of one resistor in a load branch circuit; a PWM signal generator mainly generates a PWM wave with fixed frequency, the current is controlled and kept by regulating the duty cycle of the waveform; a power drive unit mainly supplies enough power drive for a power NMOS tube so that the power NMOS tube can fully operate in a switch state and reduce switch loss and heating; a signal time delay unit outputs a time delay for a current detection signal; in the delay time, the power NMOS tube is cut off, so that a coil can have afterflow; a logical gate circuit unit is a coincidence gate and generates a synchronizing signal required by the PWM signal generator after performing phasing on the current detection signal and a time delay signal thereof.

The invention discloses a wireless sensor network temperature monitoring method based on an improved Kriging algorithm. The wireless sensor network temperature monitoring method comprises the steps of: firstly, establishing a layer cluster type wireless sensor network topological structure, analyzing historical temperature data of a target region, setting a threshold value rho and a fusion cycle T, performing periodic fusion on in-cluster node data at a cluster head node based on the threshold value rho, acquiring initial temperature data, transmitting the initial temperature data to a monitoring host by means of a wireless link and saving the initial temperature data in a local database; importing the initial temperature data, and performing variable structure analysis on the initial temperature data to generate a variation function expression; and optimizing a variation function model by utilizing an improved Nelder-Mead simplex method, designing a regular grid terrain, performing temperature interpolation by adopting an ordinary Kriging algorithm, carrying out error correction, and outputting a regular grid temperature field pattern. The wireless sensor network temperature monitoring method optimizes the variation function model by utilizing the improved Nelder-Mead simplex method, corrects weights of the ordinary Kriging algorithm, performs error compensation on the interpolation result, and makes the interpolation result more scientific and closer to the actual situation.

A self-contained data storage module receives a data request conforming to a first standard. The data request is translated into a second standard. At least one of the storage devices mounted on a board within the data storage module is identified. The translated data request is transmitted to each identified storage device, where the data request is serviced.

A method for developing and applying market data scenarios in which market data is received from a market data distribution platform, stored, changed with respect to a specific asset included in the market data, and the altered market data transmitted to a client application that processes the altered market data as if it were transmitted directly from the platform. The system may include a recording module for receiving a stream of market data from the platform, an interface module for specifying changes to the replayed stream to form a stream of altered market data and a client application interface for transmitting a stream of altered market data to a client application. The stream of altered market data mimics the market data stream such that the stream of altered market data can be processed as if it were market data from the market data distribution platform.

The invention discloses a framework for the equipment and its sending method of message. In each frame, set a main switchboard and a standby switchboard. Each main processing board and operational plate connects to the main switchboard and standby switchboard respectively in the frame. Machine frames are connected each other through the cascade interface provided by the main switchboard and the standby switchboard. Since the invention uses a switchboard for connecting the various circuit boards, and switchboard directly provides cascade interface between frames, so the wiring between frames is greatly simplified, which is easy to install and maintenance.

The invention discloses a Hadoop-based network security event analyzing method. The method includes that by utilizing the characteristic that hadoop is high in efficiency, fault tolerance, expandability and reliability and open in source during mass data processing and adopting the advantage that an HDFS (hadoop distributed file system) is high in fault tolerance and extensibility, a user is allowed to arrange Hadoop on common and low-price hardware to form a distributed-type system; MapReduce provides a development parallel application program and realizes distributed-type calculating and parallel task processing on a cluster; the HDFS provides support like file operation and storage in the process when the MapReduce processes tasks, a data collecting system collects network security event information from each network security device, generates data files and stores the data files in the HDFS by using an API or an instruction, data are stored on nodes of multiple common hardware resources in a distributed manner, the MapReduce is used to analyze the event information and output analyzing results to demonstrate that the MapReduce realizes distribution, tracking, execution and the like on the basis of the HDFS, the results are collected, and major tasks of the Hadoop distributed-type cluster are completed through interaction.

The invention discloses a reliability prediction method for macroscopic elastic performance of a porous frame structure manufactured by a 3D printing technology. The method comprises the steps of (1)designing a cubic porous frame structure; (2) customizing a sample; (3) hierarchically scanning and observing defects of a microscopic structure by using a CT scanner; (4) quantitatively representingrepresentative sizes of the defects of the microscopic structure; (5) looking for a statistical distribution law of the representative sizes of the defects; (6) looking for relationships between feature sizes of the defects and a printing direction and between the feature sizes of the defects and a support type; (7) building a random numerical simulation model, and performing macroscopic elastic performance and microscopic stress numerical analysis; and (8) performing a macroscopic compression experiment, and performing check and correction on a reliability analysis result. The method is suitable for micro-defect evaluation and quality grade authentication of a 3D metal printing structure; the reliability prediction method combining the numerical simulation and experiment is provided for utilization of an existing 3D printing technology; the reliability verification cycle of metal 3D printing is shortened; the working efficiency is improved; and the production time is saved.

The invention discloses a double coaxial tilt rotor wing unmanned aerial vehicle nacelle structure. The double coaxial tilt rotor wing unmanned aerial vehicle nacelle structure comprises two rotor wings, a driving device and a variable pitch system, wherein the two rotor wings are arranged oppositely; the driving device is used for generating power which enables the two rotor wings to rotate; the variable pitch system is connected with the two rotary wings and used for changing the incidence angle of the rotor wings; the driving device comprises a rotor wing main shaft and two electromotors; the two electromotors are connected with the rotor wing main shaft through a first transmission mechanism; the tow rotor wings are connected with one end of the rotor wing main shaft. The double coaxial tilt rotor wing unmanned aerial vehicle nacelle structure provided by the invention adopts double electromotors to drive one main shaft to rotate and is favorable for stressed balance, torque is output stably while the nacelle overcomes the tension force of the rotor wings, the anti-fatigue condition of the mechanical structure is improved, and the service life is prolonged; furthermore, the nacelle structure is simplified from the aspects of structure, control and reliability, the structure weight is reduced, and the performance of the tilt rotor wing unmanned aerial vehicle can be improved.

The invention belongs to the technical field of detection. Disclosed is an automobile headlamp detection method, comprising the following steps: 1, acquiring light sources of left and right headlampsof a detected automobile: simultaneously acquiring the light sources of the left and right headlamps of the detected automobile in such a way that a digital camera faces the detected automobile; 2, acquiring projected light spots of the left and right headlamps of the detected automobile: simultaneously acquiring the light spots protected to a screen by the left and right headlamps of the detectedautomobile in such a way that another digital camera backs the detected automobile; 3, processing a digital image: transmitting the data acquired in steps (1) and (2) to a computer by a communicationcable, and detecting the headlamps of the automobile by a matched digital image processing algorithm. The method is completely different from the prior art. During detection, any movement and alignment on the headlamps are not needed, and the detection process is automatically completed, so the method is reliable and low in cost and does not need manual metering. The measurement method ensures high measurement precision and low measurement error.

The invention relates to a full premixed combustion smelting method and smelting furnace for producing glass using the method, wherein the method consists of disintegrating the raw materials, mixing and loading into flame for full contact with the flame, thus realizing completely premixed combustion and smelting, the droplets formed in smelting fall into the smelting pool through colliding each other and forming shaped liquid. The disclosed method can increase utilization factor of heat energy substantially.

A toilet seat lifter is mounted together with a toilet seat on a toilet bowl. The design of the lifter enables the lifting and lowering of a toilet cover and / or toilet seat by means of a lifter controlling device or in the traditional manner. During the lifting of the toilet seat, the gear of the device assists the lifting of its components while, in the case of lowering them, the gear prevents their inert from falling. The design of the lifter enables the positioning of the toilet seat in a lifted position, preventing their resting against the wall or toilet cistern. In case of improper use, consisting in the lifting of the toilet seat components by means of a controlling device and simultaneously lowering them in the traditional manner (or inversely), the disconnection of the gear will result, precluding its damage.

The invention discloses a fast neutron reactor and alkali metal thermoelectric converter integrated device for an exoplanet, which belongs to the technical field of nuclear power resources. According to the complete device disclosed by the invention, an alkali metal fast neutron reactor and an alkali metal thermoelectric converter are combined; the fast neutron reactor and alkali metal thermoelectric converter integrated device is formed by modularized equipment consisting of two barrels which are mutually inserted, has a simple structure, does not need to be connected by pipelines, depends on the natural circulation and does not require a pump or various valves and switches; the reliability of equipment is greatly improved; and various accidents can be avoided. A thermoswitch heat pipe is used as a waste heat discharge system and cannot be started under the normal working condition, so that the heat loss of a reactor core is avoided; and the heat pipe has excellent thermal conductivity, so that residual heat of the reactor core is timely conducted and the safety of the reactor core is ensured. The device can be placed on the moon or other exoplanets to provide daily domestic electricity or electricity for large-scale equipment and can also be used for providing continuous power for sparsely populated areas.

The invention discloses general-purpose ground test equipment based on a PLC module. The general-purpose ground test equipment comprises one or more PLC backboard modules, an input interface for leading out a signal of an external test interface of a PLC function extension module, and an output interface for leading out an output signal of the PLC function extension module, wherein a power supply module, a PLC main control module and the PLC function extension module are arranged on the PLC backboard module in a detachable manner; and the PLC function extension module at least comprises a PLC digital quantity output module, a PLC digital quantity input module, a PLC analog quantity output module and a PLC analog quantity input module. The ground test equipment disclosed by the invention has the characteristic of high resistance to adverse environment; besides, ladder logic programming language is used for programming and is simple and easy to change, so that multiple products can be tested through single test equipment, the weight and the mounting space of on-board equipment are reduced, besides, the reliability and operation requirements are met, and development costs of a missile weapon system are reduced while the service life of the test equipment is prolonged.

In the case of a tool clamping device, in particular, for an operating spindle of a processing machine, with an activation element (3) that can be moved by a drive between a first position, in which the tool clamping device is located in a clamped position, and a second position, in which the tool clamping device is located in a released position, a sensor is present in the form of at least one electrical component for detecting a position of the activation element (3). The sensor is integrated structurally into the tool clamping device and at least one section of the activation element (3) directly forms a component of the one or more electrical components, wherein its position influences an electrical property of this component. The component can be an electrical switch whose closed state depends on the position of the activation element (3) in that at least one section of the activation element (3) is electrically conductive and forms a contact electrode of the switch or a part of such an electrode. However, it could also be a capacitor or an inductor.

A modular unit is composed of a cylinder sleeve and a crankcase for an internal combustion engine. The cylinder sleeve and the crankcase each have a face surface and a cooling water space that at least partly surrounds the cylinder sleeve and is open toward the face surfaces is configured between the cylinder sleeve and the crankcase. A holder ring is provided, which completely covers the cooling water space and at least partially covers the face surface of the cylinder sleeve.

A mobile terminal having a docking pin for docking with a docking station is disclosed. In the mobile terminal, a mounting structure for mounting the docking pin to the mobile terminal has a reduced volume. This may assure simple assembly and mechanical reliability of the docking pin while preventing deterioration in wireless performance due to a reduced surface area of a carrier of an antenna module.

A shearable sleeve supports a disintegrable plug element in a pipe string, and may include a first portion including a first circumferential end surface, a seat for supporting the disintegrable plug element, a second portion including a second circumferential end surface, and a surface extending axially between the first and second circumferential end surfaces and formed with one or more radial protrusions adapted to shear off from the rest of the sleeve when being exposed to a predefined axial force, and one or more recesses for receiving one or more loading devices for initiating disintegration of the disintegrable plug element upon contact with the plug, wherein one or more radial protrusions is / are axially offset relative to the first circumferential end surface. A plug device, as well as a plug assembly in a pipe string, may include the shearable sleeve.

A refrigerator includes a cabinet including a storage compartment provided therein; a first door rotatably coupled to the cabinet to open and close the storage compartment; a second door rotatably coupled to the first door and comprising a stopper; a locking device configured to selectively allow the rotation of the second door with respect to the first door, wherein the locking device includes a moving member having different displacements according to an opening / closing state of the first door; and a hooking member having different displacements according to the displacements of the moving member and selectively hooking the stopper thereto.

The present invention discloses a node flow optimization distribution method for improving the accuracy of transient hydraulic simulation of a water supply in-series pipeline. The present invention optimizes the flow distribution coefficients of intermediate nodes to minimize the impact thereof on the calculation and analysis of transient flow. Further, the simplified error generated by the node flow distribution can be quantified and evaluated by the control threshold of the simplified errors to achieve effective control of the simplified process. In addition, the simplified operation of the method of the present invention is carried out sequentially from the intermediate node with the smallest simplified error, which effectively overcomes the potential defect of the conventional node flow distribution that leads to a significant reduction in the accuracy of the model, and can ensure the reliability and accuracy of the simplified operation of the same-diameter in-series pipeline.

The invention relates to an interactive system of a dehumidifier, in particular to an extendable minimum connection wire scanning type interactive system for the dehumidifier. An I / O port is adopted by an existing dehumidifier system for directly controlling input and output, and the requirement for a processor is high; a power panel, a control panel and a display panel are far away from one another, connection wiring harnesses are complex, the cost is high, and reliability is poor. The extendable minimum connection wire scanning type interactive system for the dehumidifier comprises a power panel, an operation panel and a display panel and is characterized in that the operation panel is provided with buttons and parallel-in serial-out chips, the display panel is provided with a display screen and serial-parallel conversion chips, the power panel is provided with a processor, a power supply and a motor, the buttons are connected with the processor through the parallel-in serial-out chips, the processor is connected with the display panel through the serial-parallel conversion chips, and the multiple serial-parallel conversion chips are provided and connected in a cascade mode. According to the technical scheme, a serial data connecting mode is adopted, the requirement for the number of processor ports is lowered, the number of connection wires are reduced greatly, the reliability of the system is improved, the system is extendable, and development and upgrading maintenance of subsequent products are facilitated.

The invention discloses washing equipment with an auxiliary washing function. The washing equipment comprises an equipment body and an auxiliary washing unit which is arranged on the equipment body, wherein the auxiliary washing unit comprises a washing tank, and a water filling opening which is formed in the bottom part of the washing tank and a siphon water draining pipe which is arranged at theouter part of the washing tank and is communicated with the water filling opening; a three-way pipe is arranged at the bottom part of the water filling opening; the three-way pipe is respectively connected with a water inlet end of the siphon water draining pipe and a water inlet pipe of the washing tank; the water filling opening is used as a water outlet and a water inlet of the washing tank atthe same time; a water outlet end of the siphon water draining pipe is connected with an equipment water draining pipe through an on-off mechanism, and the on-off mechanism is switched off when the equipment water draining pipe is in water draining. According to the washing equipment disclosed by the invention, the on-off mechanism for preventing water drainage by mistake is arranged between thesiphon water draining pipe and the equipment water draining pipe, water drainage by mistake can be prevented by adopting a physical mode, independent circuit control is not required, the reliability is high, the structure is simple and reliable, and meanwhile, the production cost is reduced.

The invention discloses a cooling circulatory system for an automobile generator. A chip is embedded in a generator stator to directly measure the temperature of the stator; a diode is arranged in the chip and is used for measuring the temperature value of the chip, and the temperature value is fed back to an engine management module; based on the fed-back temperature value, the engine management module controls the rotation speed of a fan to cool the generator, thereby reducing the temperature of the generator and reducing the temperature of the chip; and the temperature value of the chip after temperature reduction is then fed back to the engine management module again, and the engine management module controls the rotation speed of the fan again based on the temperature value obtained after temperature reduction. Therefore, system development cost is reduced, the whole system is simplified, and reliability is enhanced. Besides, The invention also provides a corresponding system and method for estimating the temperature of stator.

A carriage for supporting and guiding an aircraft flap translationally moveable along a linear slide bearing comprises a drive element connectable to an actuator for receiving a translational actuating force causing a translation of the carriage along the slide bearing. A flap support of the carriage is configured to, upon translational movement of the carriage, transmit the actuating force to the flap. The carriage further has a slide plate with at least two slide elements arranged on opposed sides of the slide plate which are engageable to at least two corresponding linear slide rails of the slide bearing.