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41results about How to "Reliable composition" patented technology

Plug connector

Disclosed is a detachable plug connector, in particular a multiple plug connector, comprising a plug side (1) having an insulating plug housing (10) and having a plug element (2) embedded in the plug housing (10) comprising a pin segment (20) and a contact segment (21) for the electrically conductive connection to an external element, in particular a cable, and a socket side (3) having an insulating socket housing (30) and having a socket element (4) embedded in the socket housing (3) having a socket segment (40) and a contact segment (41) for an electrically conductive connection to an external element, in particular a cable (9), wherein the plug housing (10) can be plugged together with the socket housing (30) in a plug direction (S), and whereby the pin segments (20) of the plug elements (2) protrude into the socket segments (40) of the socket elements (4) in a contacting region (K1, K2); in the plugged state so that an electrical contact can be conveyed between the socket side (3) and the plug side (1) via the socket segment (40) and the pin segment (20), wherein a multitude of socket housings (30) are arranged next to one another, wherein at least one physical protective element (5) is arranged in the socket housing (30) and in the plug housing (10) per pairing of plug element (2) and socket element (4), wherein the physical protective element (5) protects the corresponding pair of plug element (2) and socket element (4) from external influences.
Owner:STAUBLI ELECTRICAL CONNECTORS AG

Carbon monoxide and methane integral optical fiber sensing measuring system

This is an integral optical fiber sensor and testing system using for the carbon monoxide and methane. It composes of first DFB laser source, second DFB laser source, first waveform generator, second waveform generator, first wavelength select modulator, second wavelength select modulator, optical fiber coupling implement, sensor detection head, photoelectric conversion module, signal modulate data collection module and microprocessor. The first waveform generator acts on first wavelength select modulator, the latter controls the first DFB laser source and it connects with one import ending of coupling implement by optical fiber. The second waveform generator acts on second wavelength select modulator, the latter controls the second DFB laser source and it connects with another import ending of coupling implement by optical fiber. The fan-out of coupling implement connects with sensor detection head and the latter connects with photoelectric conversion module. The photoelectric conversion module connects with signal modulate and data collection module by lead and the latter connects with microprocessor by lead. The microprocessor controls the first wavelength selecting and modulator, second wavelength selecting and modulator and display modulator.
Owner:WUHAN WUTOS

System and method for intelligent boiler combustion stability determination suitable for large-scale power station

The present invention discloses a system and a method for intelligent boiler combustion stability determination suitable for a large-scale power station. A data collection module is configured to collect coal quality component data from an MIS (Management Information System), collect boiler operation state data from a DCS (Distribute Control System), and transmit the coal quality component data and the boiler operation state data to a data processing module; the data processing module is configured to determine whether received parameters are in corresponding preset threshold ranges or not, reject the data exceeding the corresponding preset threshold ranges, calculate a characteristic quantity according to the data in the corresponding preset threshold ranges and transmit a determination result and the characteristic quantity to a data decision module; and the data decision module is configured to calculate a dimensionless combustion stability analysis criterion in an actual operationstate according to the received characteristic quantity, compare the dimensionless combustion stability analysis criterion in the actual operation state with a set dimensionless combustion stability analysis criterion critical value, and determine whether the boiler combustion is stable or not. The system and the method for intelligent boiler combustion stability determination perform determination of the combustion stabilization condition of the boiler in real time according to the boiler operation state, and are suitable for determination of a low-load combustion stabilization condition.
Owner:ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID SHANDONG ELECTRIC POWER COMPANY +2

Method for preparing lithium-enriched lithium manganese oxide solid solution cathode material

The invention relates to a method for preparing a lithium-enriched lithium manganese oxide solid solution cathode material. The method comprises the following steps of: adding a mixed aqueous solution of nickel salt, cobalt salt and manganese salt into an oxalic acid or oxalate aqueous solution by an oxalate coprecipitation high-temperature solid state method, and stirring and reacting to generate nickel, cobalt and manganese oxalate coprecipitation; performing solid and liquid separation, washing and drying to obtain a nickel, cobalt and manganese oxalate precursor; and mixing and grinding the precursor and lithium salt, drying, baking at high temperature in an air atmosphere, and thus obtaining the lithium-enriched lithium manganese oxide solid solution cathode material. During preparation of the precursor, the proportion of the nickel salt, the cobalt salt and the manganese salt is adjusted, so that the constituents of the lithium-enriched lithium manganese oxide solid solution cathode material can be adjusted flexibly. The preparation method is suitable for large-scale, economic, stable and reliable production of the lithium-enriched lithium manganese oxide solid solution cathode material, has obvious advantages, and is high in practical value.
Owner:HUBEI WANRUN NEW ENERGY TECH DEV

Carbon monoxide and methane integral optical fiber sensing measuring system

This is an integral optical fiber sensor and testing system using for the carbon monoxide and methane. It composes of first DFB laser source, second DFB laser source, first waveform generator, second waveform generator, first wavelength select modulator, second wavelength select modulator, optical fiber coupling implement, sensor detection head, photoelectric conversion module, signal modulate data collection module and microprocessor. The first waveform generator acts on first wavelength select modulator, the latter controls the first DFB laser source and it connects with one import ending of coupling implement by optical fiber. The second waveform generator acts on second wavelength select modulator, the latter controls the second DFB laser source and it connects with another import ending of coupling implement by optical fiber. The fan-out of coupling implement connects with sensor detection head and the latter connects with photoelectric conversion module. The photoelectric conversion module connects with signal modulate and data collection module by lead and the latter connects with microprocessor by lead. The microprocessor controls the first wavelength selecting and modulator, second wavelength selecting and modulator and display modulator.
Owner:WUHAN WUTOS

A modal test support device and using method thereof

The invention discloses a modal test support device and a using method thereof. The device comprises: a suspension structure for suspending a test piece; a support structure arranged under the suspension structure for supporting the test piece; The structure matches the support structure so that the stiffness of the modal test support device is zero; the support structure includes a counter-stiffness diamond frame, a telescopic sleeve, a horizontal elastic component and a base, and the telescopic sleeve is respectively connected to the counter-stiffness diamond frame and the base , the horizontal elastic component connects the diagonal of the anti-stiffness rhombus; wherein, the suspension structure includes a suspension beam, a first elastic component and a second elastic component, and the first elastic component and the second elastic component are connected to the suspension beam in parallel, It is used to suspend the test piece, and the elastic stiffness coefficients of the first elastic component and the second elastic component are both half of the elastic stiffness coefficient of the horizontal elastic component. The modal test support device of the invention has low rigidity, meets the modal test requirements of low-frequency structures, and further improves test reliability.
Owner:CHINA ACAD OF AEROSPACE AERODYNAMICS

Intelligent Boiler Combustion Stability Judgment System and Method Applicable to Large Power Stations

The present invention discloses a system and a method for intelligent boiler combustion stability determination suitable for a large-scale power station. A data collection module is configured to collect coal quality component data from an MIS (Management Information System), collect boiler operation state data from a DCS (Distribute Control System), and transmit the coal quality component data and the boiler operation state data to a data processing module; the data processing module is configured to determine whether received parameters are in corresponding preset threshold ranges or not, reject the data exceeding the corresponding preset threshold ranges, calculate a characteristic quantity according to the data in the corresponding preset threshold ranges and transmit a determination result and the characteristic quantity to a data decision module; and the data decision module is configured to calculate a dimensionless combustion stability analysis criterion in an actual operationstate according to the received characteristic quantity, compare the dimensionless combustion stability analysis criterion in the actual operation state with a set dimensionless combustion stability analysis criterion critical value, and determine whether the boiler combustion is stable or not. The system and the method for intelligent boiler combustion stability determination perform determination of the combustion stabilization condition of the boiler in real time according to the boiler operation state, and are suitable for determination of a low-load combustion stabilization condition.
Owner:ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID SHANDONG ELECTRIC POWER COMPANY +2

Semiconductor device having vertical mosfet with superstructure structure and manufacturing method thereof

The present invention provides a semiconductor device having a vertical MOSFET with a superstructure structure and a method of manufacturing the same. The method of manufacturing a semiconductor device comprises preparing a semiconductor substrate (10) having a first semiconductor layer (12) formed on a substrate (11), forming a first recess (12a) on the first semiconductor layer, and forming a first recess (12a) in the first recess. A plurality of grooves (15) are formed on the above-mentioned first semiconductor layer, and the second semiconductor layer (16) buried in the above-mentioned grooves and in the above-mentioned first recess is epitaxially grown to form a The SJ structure of the PN column formed by the above-mentioned first semiconductor layer between the above-mentioned second semiconductor layer and the plurality of trenches, forming a channel layer (17) and a source region (18) connected to the channel layer on the above-mentioned SJ structure , forming a gate electrode (23) via a gate insulating film (22) on the above-mentioned channel layer, and forming a source electrode (25) connected to the above-mentioned source region, and forming a drain electrode (26) on the back surface of the above-mentioned substrate , thus forming a vertical MOSFET.
Owner:DENSO CORP
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