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47results about How to "Avoid offering" patented technology

Method for checking food materials in refrigerator

InactiveCN104019615AImprove experienceComprehensive and timely reference informationDomestic cooling apparatusLighting and heating apparatusEngineeringFood material
The invention relates to the monitoring technology, and discloses a method for checking food materials in a refrigerator. The method includes the following steps: a cabinet door of a refrigerating chamber of the refrigerator is opened, and a camera arranged at the position of the top corner of a cabinet body of the refrigerating chamber is triggered to start to shoot a video, wherein the camera is opposite to the cabinet door of the refrigerating chamber; after the cabinet door is closed, a camera shooting control board obtains a frame of picture which is widest relative to the view angle of the camera from the video, shot by the camera before the cabinet door is closed this time, with a final preset time period, and the picture is stored at the first position of a memorizer of the camera shooting control board, wherein the picture stored in the memorizer is the picture, with the most food information, of the inner side of the cabinet door; pictures of the interior of a freshness retaining chamber and the interior of a freezing chamber can be obtained with similar methods as well; when receiving a checking request of a user, a master control chip of the refrigerator obtains the picture at the first position of the memorizer and sends the picture to the user for checking. In this way, comprehensive and timely reference information is provided for the user to supplement food materials, and user experiences are improved.
Owner:SHANGHAI MOUNTAIN TOP TECH

Authorization method and device

ActiveCN106341234AAvoid offeringThe authorization process is safe and reliableUser identity/authority verificationThird partyAuthorization certificate
An embodiment of the invention provides an authorization method and an authorization device, which relate to the field of communication technologies, and can solve the problem that an authorization mechanism in the prior art cannot support a user to authorize other users to access protected resources hosted on an authorization server by the user securely by means of a third-party application. The specific authorization method comprises the steps that: the authorization server receives an authorization request sent by a first terminal, wherein the authorization request is used for requesting access to resources hosted on the authorization server by a resource owner when a resource requester uses a third-party application via the first terminal; carrying out identity authentication on the resource requester; determining whether the resource owner grants authorization to the resource requester if the identity authentication of the resource requester passes; and sending an authorization command to the first terminal if the resource owner grants the authorization, so that the resource requester can access the resources hosted on the authorization server by the resource owner by means of the third-party application. The authorization method and the authorization device are used for performing authorization operations.
Owner:HUAWEI TECH CO LTD

Digital media management system and management method based on digital certificate

The invention relates to a digital media management system and a management method based on a digital certificate. An authentication server issues certificates and corresponding certificate private keys for each user end and a media supply server; the user end can access different media supply servers according to the certificate issued by the authentication server without logging in when accessing a new media supply server each time; in addition, after the authentication server validates the identities of the user end and the media supply server, the medial supply server distributes a main private key to the user end, obtains a service private key of the communication of the medial supply server and the user end through derivation, establishes a safe channel for the transmission of digital media data and realizes the encrypted transmission of the digital medial data in the safe channel through the service private key. In the scheme of the invention, communication among the user end, the media supply server and the authentication server in the process of accessing and authentication is not needed to pass through an additional safe channel, thereby the invention improves and breaks through the management and the operation mode.
Owner:GCI SCI & TECH

Waste gas-fuel reforming and recycling natural gas engine system and control method

The invention discloses a waste gas-fuel reforming and recycling natural gas engine system and a control method. The waste gas-fuel reforming and recycling natural gas engine system comprises an engine, a fuel supply device, a gas tank used for supplying to the fuel supply device, a reformer and an intercooler. Engine fuel is directly subjected to a multiple reforming reaction with O2 and water vapor, so that reformed gas which is rich in H2 and CO is generated, and H2 production efficiency is high; online production of hydrogen is achieved, an extra fuel storage device or an extra hydrogen storage tank does not need to be provided, the safety is improved, and the size of the whole system is reduced; two pass tubes are adopted, so that the heat transfer coefficient is increased, and the reforming efficiency is improved accordingly; the reformed gas contains a large quantity of H2, the in-cylinder combustion speed is increased, and the lean burning extreme is widened; the oxygen concentration in a gas inlet pipe can be decreased through circulating waste gas, the specific heat capacity of working media is improved, and the in-cylinder combustion temperature is decreased; and by combining the reformed gas with the circulating waste gas, stable low-temperature lean burning of the natural gas engine can be achieved, and meanwhile, the HC concentration, the CO concentration and the NOx concentration can be decreased.
Owner:WUHAN UNIV OF TECH

Light hydrocarbon/diesel fuel reforming system and reforming method

The invention discloses a light hydrocarbon / diesel fuel reforming system and a reforming method. The reforming system comprises a light hydrocarbon fuel supply device, a diesel supply device, a reforming reaction device and a gas mixer. The gas mixer is provided with a carrier gas inlet pipe and a water vapor gas inlet pipe, the light hydrocarbon fuel supply device is used for supplying atomized light hydrocarbon fuel, and the diesel supply device is used for supplying atomized diesel. The atomized light hydrocarbon fuel and diesel enter the gas mixer through a pipeline to form mixture gas with carrier gas and water vapor, the mixed gas enters the reforming reaction device for reforming reaction, and reforming gas generated in the reforming reaction device is sent into a combustion chamberof an engine gas cylinder to participate in combustion through the pipeline. The reforming reaction device is arranged in a tail gas exhaust pipe of the gas cylinder. According to the light hydrocarbon / diesel fuel reforming system and the reforming method, the reforming reaction device is directly heated by using the high temperature waste heat of engine tail gas as a heat source, the energy is saved, after the reforming of the diesel and light hydrocarbon, the combustion efficiency of the diesel is greatly improved, and engine knocking and the emission of nitrogen oxide are suppressed.
Owner:WUHAN UNIV OF TECH

Treading power generation type emergency light for emergency exit

The invention discloses a treading power generation type emergency light for an emergency exit. The emergency light comprises a gum cover, LED lights, a battery pack, springs, stator cores, a treading shaft, an active cell magnetic pole and windings; the gum cover is in arrow shape, a plurality of cylindrical bulges are formed at the top of the gum cover, and the bottom of the gum cover is open so as to conveniently put other components therein; the LED lights surrounds the periphery of the gum cover and are in arrow shape, and the upper planes of the LED light are coplanar with the upper plane of the gum cover; the battery pack is in arrow shape and is arranged in the gum cover, a plurality of through holes are formed in the vertical direction in the battery pack, and the positions of the through holes are just below the cylindrical bulges on the gum cover; the springs are arranged at the lowest ends of the through holes; the stator cores are arranged in the through holes of the battery pack, are located above the spring, and are fixed together with the shell of the battery pack, and windings are arranged in the stator cores; and the treading shaft penetrates through the stator core, and the active cell magnetic pole is arranged on the treading shaft and can move up and down relative to the stator core. Pedestrians can tread on the emergency light to drive the treading shaft to move up and down in a reciprocating way, and the windings can generate current to be stored in the battery pack, so as to be provided for lighting of the LED light.
Owner:XIAMEN KINGTOP INFORMATION TECH

A way to view the ingredients in the refrigerator

The present invention relates to monitoring technology, and discloses a method for viewing ingredients in a refrigerator, comprising the following steps: opening the cabinet door of the refrigerator compartment, triggering a camera arranged at the top corner of the cabinet body of the refrigerator compartment to start shooting video, wherein the camera and The cabinet door of the refrigerating room is opposite; after the cabinet door is closed, the camera control board obtains a frame of photo with the widest angle of view of the cabinet door relative to the camera from the video of the last preset duration taken by the camera before the cabinet door is closed, and The photo is stored in the first position of the memory of the camera control board; wherein, the photo stored in the memory is the photo with the most material information carried on the inside of the cabinet door; the photos of the fresh-keeping room and the freezing room can also be obtained in a similar way; the main body of the refrigerator When the control chip receives the viewing request from the user, it obtains the photo at the first location of the memory and sends it to the user for viewing by the user. In this way, comprehensive and timely reference information is provided for the user to replenish the ingredients, and the user experience is improved.
Owner:SHANGHAI MOUNTAIN TOP TECH

Tea biomass composite material and preparation method and application thereof

The invention discloses a tea biomass composite material and a preparation method and application thereof. The tea biomass composite material is prepared from the following raw materials in parts by weight: 60 to 70 parts of tea biomass, 20 to 50 parts of wood meal, 12 to 30 parts of straw powder, 2 to 5 parts of compatilizer, 0.2 to 1.5 parts of lubricant, 2 to 3 parts of coloring agent, 0.1 to 3 parts of antioxidant and 0.1 to 3 parts of stabilizer. The preparation method comprises the following steps of weighing the raw materials according to requirements; soaking the tea biomass for 20 to 48h at the temperature of 60 to 80 DEG C, cleaning, airing, and crushing to 10 to 20 meshes for further use; mixing the tea biomass treated in step 2 and the wood meal, the straw powder, the compatilizer, the lubricant, the coloring agent, the antioxidant and the stabilizer, uniformly stirring, and feeding into a granulating machine for granulating at the temperature of 60 to 118 DEG C, so as to obtain a master batch; feeding the master batch into an extruding machine, and extruding, so as to obtain the tea biomass composite material. The tea biomass composite material has the advantages that the mechanical property is good, the sterilizing and bacteria-inhibiting ability is strong, the moisture absorbing ability is realized, and the tea biomass composite material is suitable for serving as an outdoor floor and furniture material.
Owner:ZUNYI MEDICAL UNIVERSITY

A trampling power generation safety exit emergency light

The invention discloses a treading power generation type emergency light for an emergency exit. The emergency light comprises a gum cover, LED lights, a battery pack, springs, stator cores, a treading shaft, an active cell magnetic pole and windings; the gum cover is in arrow shape, a plurality of cylindrical bulges are formed at the top of the gum cover, and the bottom of the gum cover is open so as to conveniently put other components therein; the LED lights surrounds the periphery of the gum cover and are in arrow shape, and the upper planes of the LED light are coplanar with the upper plane of the gum cover; the battery pack is in arrow shape and is arranged in the gum cover, a plurality of through holes are formed in the vertical direction in the battery pack, and the positions of the through holes are just below the cylindrical bulges on the gum cover; the springs are arranged at the lowest ends of the through holes; the stator cores are arranged in the through holes of the battery pack, are located above the spring, and are fixed together with the shell of the battery pack, and windings are arranged in the stator cores; and the treading shaft penetrates through the stator core, and the active cell magnetic pole is arranged on the treading shaft and can move up and down relative to the stator core. Pedestrians can tread on the emergency light to drive the treading shaft to move up and down in a reciprocating way, and the windings can generate current to be stored in the battery pack, so as to be provided for lighting of the LED light.
Owner:XIAMEN KINGTOP INFORMATION TECH

Anaerobic fermentation temperature control system and method based on BP neural network prediction

The invention provides an anaerobic fermentation temperature control system and method based on BP neural network prediction, and the system mainly comprises a flue gas waste heat exchanger, a deslagging waste heat exchanger, a dead steam waste heat exchanger, a heating circulation heat exchanger, a temperature monitor, a constant-temperature water storage tank, and a BP neural network controller. The control method comprises the following steps: constructing a neural network model, obtaining an anaerobic fermentation system data sample, carrying out neural network learning, carrying out online identification on a system control rule, defining a target optimization function, and obtaining a temperature control parameter by using an optimization algorithm so as to enable the actual anaerobic fermentation temperature to be consistent with the target temperature. The temperature control system maintains the anaerobic fermentation temperature by using the waste heat of the power plant, has remarkable energy-saving benefits, identifies and dynamically predicts the system by using the neural network, adjusts control parameters through an optimization algorithm, overcomes the interference of the uncertainty and time-varying characteristics of the system on temperature control, and improves the control accuracy of the system. And the control response speed and precision are greatly improved.
Owner:国能生物发电集团有限公司

Digital media management system and management method based on digital certificate

The invention relates to a digital media management system and a management method based on a digital certificate. An authentication server issues certificates and corresponding certificate private keys for each user end and a media supply server; the user end can access different media supply servers according to the certificate issued by the authentication server without logging in when accessing a new media supply server each time; in addition, after the authentication server validates the identities of the user end and the media supply server, the medial supply server distributes a main private key to the user end, obtains a service private key of the communication of the medial supply server and the user end through derivation, establishes a safe channel for the transmission of digital media data and realizes the encrypted transmission of the digital medial data in the safe channel through the service private key. In the scheme of the invention, communication among the user end, the media supply server and the authentication server in the process of accessing and authentication is not needed to pass through an additional safe channel, thereby the invention improves and breaksthrough the management and the operation mode.
Owner:GCI SCI & TECH

Bacteriostatic soap added with coconut shell activated carbon powder and preparation method of bacteriostatic soap

The invention discloses bacteriostatic soap added with coconut shell activated carbon powder. The bacteriostatic soap is prepared from the following raw materials in parts by weight: 3-6 parts of undecylenic acid chloride; 2-3 parts of coconut shell activated carbon powder; 3100 to 3800 parts of sorbitol; 1200 to 1700 parts of propylene glycol; 600 to 1000 parts of fatty alcohol polyoxyethylene ether sodium sulfate; 1200 to 1700 parts of stearic acid; 200 to 400 parts of palmitic acid; 200 to 400 parts of myristic acid; 200 to 400 parts of lauric acid; 200 to 300 parts of sodium hydroxide; 120to 200 parts of potassium hydroxide; 70 to 130 parts of sodium citrate; 200 to 400 parts of sodium lauryl sulfate; 900 to 1250 parts of glycerol; 1200 to 1600 parts of cane sugar; and 1000 to 1500 parts of deionized water. The invention further provides a preparation method of the bacteriostatic soap added with the coconut shell activated carbon powder. The preparation method comprises the following steps: (S1) raw material mixing, (S2) stirring and heating, (S3) speed-up stirring and (S4) coconut shell activated carbon powder adding and mixing: after the temperature of semi-finished soap liquid is reduced to 65 DEG C, adding coconut shell activated carbon powder, and stirring for 20 minutes, so that the coconut shell activated carbon powder is completely blended into the soap liquid to prepare the bacteriostatic soap. The technical effects of reducing the production cost and improving the antibacterial performance are achieved.
Owner:海南星光龙健康产业科技有限公司
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