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317results about How to "Convenience" patented technology

Numerical control machine tool cutting force load simulation device and method

The invention provides a numerical control machine tool cutting force load simulation device and method. The device comprises a simulation tool device capable of bearing a radial force and an axial force simultaneously, a fixed device is installed at one end of the simulation tool device, a detection device for detecting magnitude of three-way acting forces of the simulation tool device is installed on the fixed device, and the detection device is further fixedly connected with a power device for providing three-way simulation cutting forces for the simulation tool device. After the devices are connected well, the pressure of the power device is adjusted, displacement and deformation of a measuring point are measured in the operating state of a machine tool, and therefore the rigidity of the whole machine tool and the rigidity of the parts can be obtained. According to the device, the three-way acting forces can be simultaneously applied to a machine tool spindle in the normal operating state of the machine tool spindle to simulate an actual machine tool cutting force, and therefore a rigidity chain composed of the rigidity of the whole machine tool and the rigidity of the parts of the machine tool is tested. A weak link in the rigidity chain is found out according to a test result, optimization design is performed on the weak link, and therefore the machining accuracy of the whole machine tool is improved.
Owner:XI AN JIAOTONG UNIV

Electrical system for controller with distribution type architecture and power supply redundancy electric intelligent vehicle

ActiveCN105691209AAddressing Redundancy RequirementsImprove securityElectric devicesControl powerKey switch
The invention relates to an electrical system for a controller with a distribution type architecture and a power supply redundancy electric intelligent vehicle. The electrical system comprises a power supply unit, a key switch (16), a whole vehicle controller unit, a line control power-assisted unit and a vehicle part controller which are mutually connected through a power supply line, wherein the power supply unit is composed of a main storage battery (12) and an auxiliary storage battery (11); the power supply line is composed of a main constant electric line, an auxiliary constant electric line, a main ACC line, an auxiliary ACC line, an ON line and a START line which are respectively connected with the key switch (16); the whole vehicle controller unit is composed of a whole vehicle controller (18) and a redundancy whole vehicle controller (20); the line control power-assisted unit is composed of a line control power-assisted device and a redundancy line control power-assisted machine; and the vehicle part controller is connected with the main ACC line and the auxiliary ACC line through a single-pole double-throw relay. Compared with the prior art, the electrical system solves the requirement of an electric intelligent vehicle for redundancy and improves the running safety of the vehicle.
Owner:TONGJI UNIV

Information exchange system with safety isolation

The invention discloses an information exchange system with safety isolation, relating to the field of information safety. Real-time communication of an internal network and an external network cannot be considered simultaneously, so that the conventional information exchange system has poor convenience and security. The information exchange system with safety isolation solves the above problem. The system comprises an inner end machine and an outer end machine which are each provided with a protocol stripping module. The inner end machine and the outer end machine establish a communication connection through a data migration control unit. The data migration control unit is provided with a transmission isolation module. Due to the protocol stripping module, a network protocol of one party cannot extend to an opposite party. All previous application layer information is stripped off from the protocol stripping module and is restored to application layer information. The stripped data is transmitted between the inner end machine and the outer end machine through the data migration control unit. The transmission isolation module guarantees information transmission and simultaneously prevents one end machine from attacking the other end machine. While the internal network and external network are isolated effectively, safe and controlled data exchange between the internal network and the external network is realized.
Owner:陈巨根

Device for detecting parasitic ability of parasitic wasps and method for evaluating parasitic ability

PendingCN108522435AConvenienceEasy to move insectsAnimal husbandryPest controlBiology
The invention belongs to the technical field of biology, and particularly relates to a device for detecting the parasitic ability of parasitic wasps and a method for evaluating the parasitic ability.The device for detecting the parasitic ability of the parasitic wasps comprises a parasitic wasp hive and a host tank. The parasitic wasp hive and the host tank are combined and connected with each other; a ventilation hole and a feed hole are formed in the top of the parasitic wasp hive; the host tank is matched with the parasitic wasp hive, face plates on at least one surface of the host tank are ventilated, and a top plate of the host tank can be detached. The device for detecting the parasitic ability of the parasitic wasps and the method for evaluating the parasitic ability have the advantages that the combined device is convenient to assemble, detach and operate, simple in structure and low in manufacturing cost; the device is applicable to detecting the parasitic ability and parasitic effects of diversified parasitic wasps and is high in applicability; the method for evaluating the parasitic ability of the parasitic wasps can be implemented by the aid of the device, the parasitic ability of the parasitic wasps can be quickly and accurately tested by the aid of the method, accordingly, bases and technical support can be provided to realizing pest control effects by the aid ofthe parasitic wasps, and the technical problem of difficulty in monitoring and detecting the wasp breeding quality can be solved by the aid of the device and the method.
Owner:HENAN AGRICULTURAL UNIVERSITY

Graphene-titanium diboride oxide compound and preparation method thereof

The invention relates to a graphene-titanium diboride oxide compound and a preparation method thereof. The method comprises the steps of dispersing graphite oxide into N,N-dimethylformamide, adding titanium diboride oxide subjected to amination, then filtering, washing, and drying reactants to obtain a graphene surface-loaded titanium diboride oxide compound, wherein titanium diboride oxide is a core-shell structure of which the surface layer is an insulating layer namely titanium dioxide, and the core is a conductor namely titanium diboride. The compound provided by the invention can be used for forming a micro-capacitor structure which takes titanium diboride and graphene as electrodes, and takes titanium dioxide as a dielectric medium. By adding the compound into a polymer, the conductivity loss caused by conductor contact can be reduced, and the dielectric constant can be greatly increased. Meanwhile, the surface of the compound contains a great number of active functional groups such as amino groups, hydroxyl groups and the like, thus providing guarantees for modifying and preparing compound materials with good dispersibility. The preparation method of the compound has the characteristics of simple process, low cost and wide applicability.
Owner:SUZHOU UNIV

Circulating hot water heavy oil thermal recovery system for ultra-deep well and process thereof

InactiveCN102352744AReduce mining operating costsIncrease productionInsulationFluid removalOperabilityThermal water
The invention relates to a circulating hot water heavy oil thermal recovery system for an ultra-deep well and a process thereof. In the well, a heat insulation pipe is arranged between a casing and an oil pipe for forming an internal annular space between the oil pipe and the heat insulation pipe and an external annular space between the heat insulation pipe and the casing, and the internal and the external annular spaces are communicated at the lower end of the heat insulation pipe; a packer is mounted between the deep-layer casing which is arranged below the heat insulation pipe and at the upper part of an oil layer and the oil pipe so as to block heavy oil from entering the annular space of an oil jacket; on the ground, a pipeline is used for connecting a heating device, a pump vehicle, a return water heat insulation tank and a water conveying pipe with the double annular spaces which are mutually communicated. The return water heat insulation tank is used for receiving return water from the external annular space, the water conveying pump is used for pumping the return water into the heating device for heating and sending the heated return water to the pump vehicle, the pump vehicle is used for pressurizing the heated return water, the pressurized hot water enters into the internal annular space from a well mouth, reaches the lower end of the heat insulation pipe and returns to the well mouth from the external annular space so as to form a heating water circulating passage, and the circulating water can continuously heat the heavy oil in the oil pipe, so that the heavy oil always keep the molten flowing state, thereby realizing smooth recovery of the heavy oil. The method and the production system have the advantages of simple structure, high powder, low operation cost and strong operability.
Owner:徐龙欣

Power consumption data desensitization algorithm model construction method based on anonymization privacy technology

The invention relates to a power consumption data desensitization algorithm model construction method based on an anonymization privacy technology. The method is characterized by comprising the following steps of 1, researching a data desensitization method in a multi-source heterogeneous big data environment; 2, analyzing and comparing the adaptability conditions of anonymization, data encryptionand differential privacy technologies in a power consumption information acquisition data environment; 3, constructing a power consumption data desensitization algorithm model based on anonymizationand differential privacy technologies; and step 4, researching and developing a power consumption data desensitization tool and carrying out trial point application. The invention discloses a power utilization data desensitization algorithm model construction method based on an anonymization privacy technology. A customizable power consumption data desensitization algorithm model is constructed; the desensitization requirements of different users can be accurately met, the convenience and safety of information sharing are considered, the privacy safety of sensitive data in use, release and sharing links in marketing and acquisition systems is guaranteed, and the leakage risk of mass power marketing data, power customer data and personal power consumption information of state grid companiesis effectively reduced.
Owner:ELECTRIC POWER SCI & RES INST OF STATE GRID TIANJIN ELECTRIC POWER CO +2

Treatment method and system of extension telephone traffic in virtual switchboard as well as virtual switchboard server

The invention discloses a treatment method and system of extension telephone traffic in a virtual switchboard as well as a virtual switchboard server. The virtual switchboard server connected with an intelligent network comprises a user management unit, a calling control unit and a traffic control unit; when an incoming call calls a first extension telephone in a group, the traffic control unit controls the calling control unit to get through a talk channel between the incoming call and the first extension telephone; and when the incoming call needs to be forwarded to a second extension telephone in the group, the traffic control unit receives a forwarding command of the first extension telephone or the second extension telephone, acquires the information of the second extension telephone in the forwarding command through the user management unit and controls the calling control unit to forward the incoming call from the first extension telephone to the second extension telephone so as to realize the talk between the incoming call and the second extension telephone. The invention is more convenient and timely for the extension telephones in the group to forward and pick up without regional limitation.
Owner:ZTE CORP

Optical unit direct leading-down structure of OPPC (Optical Phase Conductor) and construction method of optical unit direct leading-down structure

The invention discloses an optical unit direct leading-down structure of an OPPC (Optical Phase Conductor) and a construction method of the optical unit direct leading-down structure. The optical unit direct leading-down structure is provided with an OPPC optical cable (1), a pre-twisted wire assembly (3), a first connection fitting (4), a second connection fitting (6), an insulator string (7) and an optical connection jumper (8) and is also provided with an optical unit leading-out connector (2). By the structure, a plastic pipe optical unit of the OPPC optical cable hung at a high altitude can be separated and directly lead down, and moreover, the structure is suitably used for the OPPC optical cable of which the plastic pipe optical unit is arranged at an arbitrary position in the OPPC optical cable. By the construction method, connection between the OPPC optical cable and the optical unit leading-out connector and connection and installation of the pre-twisted wire assembly, the first connection fitting, a remaining cable rack, the second connection fitting and the insulator string can be completed on the ground, the OPPC optical cable is pulled to a high altitude and then is connected to a cross arm of an iron tower or a telegraph pole after winding of a remaining cable segment, and finally, the plastic pipe optical unit is directly lead down. The construction method has the advantages of simplicity and convenience in construction.
Owner:林杨

Visible-code-based payment method and system with multiple security combination mechanisms

The invention relates to a visible-code-based payment method and system with multiple security combination mechanisms, wherein the visible code is a two-dimension code or a bar code or a character code or combination of the two-dimension code, the bar code and the character code. The visible-code-based payment method and system with the multiple security combination mechanisms is characterized in that on the basis of an existing transaction payment system (such as an Internet channel, a mobile intelligent client terminal, an ATM, a POS and a counter), payment card information used for authentication during transaction payment is generated in a self-service mode in a card issuing bank/card issuing mechanism system by a cardholder, the payment card information at least comprises a payment card number, personalized welcomes, an acquiring bank identification code, a commercial tenant name, a commercial tenant code, a card acceptor terminal identification code, an actual validity period, a one-time/multi-time card, a service code/service constraint, a CVN, a personal identification code, a dynamic verification code receiving number, the allowed retyping frequency, a transaction money code, limit amount, cardholder identity authentication information (such as the cardholder identification numbers, fingerprints, a digital certificate and a seal impression) and the like, the payment card information is used as the basis of the multiple security combination authorization mechanisms, and the payment card numbers can be applied to the transaction payment method and system through the visible code (such as the two-dimension code, the bar code, the character code and the combination of the two-dimension code, the bar code and the character code).
Owner:闻进

Production method of low-temperature sterilized surimi products capable of being storage at room temperature

The invention provides a production method of low-temperature sterilized surimi products capable of being storage at room temperature. The production method of the low-temperature sterilized surimi products capable of being storage at room temperature comprises the following steps: carrying out thawing, carrying out air cut, carrying salt cut, carrying out mixed cut, carrying out vacuum degassing, carrying out filling so as to prepare sausages, carrying out gelatinizing, and carrying out low-temperature sterilizing. Glucono delta-lactone, as well as crushed ice, soy protein isolate, starch, locust bean gum, scallion and ginger juice, cooking wine, white pepper powder and edible salt, is added into the surimi products prepared by utilizing the production method so as to reduce the pH of the surimi gel and enhancing the bacteriostatic capacity of the surimi gel; thus, growth of most microorganisms can be inhibited. Moreover, a vacuum packing way is combined, and the sterilizing method is designed and optimized so as to achieve the purpose of normal-temperature storage; thus, the damages caused by high-temperature sterilizing on the qualities of the surimi are greatly reduced so as to improve the nutritive values and the edible values of the surimi products. Circulation of the surimi products and edible convenience of the consumers are thereby facilitated.
Owner:江苏里物食品科技有限公司

Non-metallic mineral long-acting nitrogenous fertilizer nitrification inhibitor and preparation method thereof

The invention discloses a non-metallic mineral long-acting nitrogenous fertilizer nitrification inhibitor and a preparation method thereof. The preparation method is characterized by comprising the following steps: introducing 1-50 parts of the nitrification inhibitor into 100 parts of 25-100 DEG C water so as to make a solution; adding 25-75 parts of nitrification inhibitor solution into every 100 parts of non-metallic mineral powder; and sufficiently stirring and drying so as to obtain the nitrification inhibitor; or a binder accounting for 1-5% of the total weight of the non-metallic mineral and the nitrification inhibitor solution is added, sufficiently stirred, palletized and dried; or a mixture of the non-metallic mineral and the nitrification inhibitor solution or a screened powder product covers the outer surface of the fertilizer. The product is prepared by utilizing the excellent abruption property of the non-metallic mineral, the process is simple, the cost is low, the slow-release effect is better, and the inhibition effect on the activity of soil enzyme is longer; and meanwhile the non-metallic mineral can further provide various beneficial elements to the soil, so that the physicochemical properties of the soil are improved.
Owner:QIONGZHOU UNIVERSITY

Method for preparing soybean hull water-soluble dietary fiber

The invention relates to a method for preparing soybean hull water-soluble dietary fibers. A preparation process comprises the following steps of: (1) grinding soybean hulls; (2) adding water into the ground soybean hulls, stirring, preserving heat, cooling to room temperature, performing centrifugal precipitation, removing sediments and collecting filtrate; (3) adding hydrogen peroxide into the obtained filtrate for de-coloring; (4) adding heated and de-colored solution into solution of cellulase, preserving heat, performing centrifugal separation, removing the sediments and collecting filtrate; (5) heating and concentrating the obtained filtrate which contains the soybean hull water-soluble dietary fibers; and (6) adding alcohol into concentrated solution obtained in the step (5), precipitating and centrifuging to obtain wet soybean hull water-soluble dietary fibers, refrigerating, drying and grinding so as to obtain the water-soluble dietary fibers. The soybean hull water-soluble dietary fibers prepared by the method has the characteristics of sufficient and readily available raw materials, industrialized production, no addition of any chemical reagent in a production process, accordance with the requirement of natural food, functionality, convenience, high purity and low cost.
Owner:新疆早上好生态农业科技有限公司

Ice melting system for circuit of power distribution network and ice melting method of ice melting system

ActiveCN106207925AIce melting achievedImproving the ability to resist large-scale rain, snow and freezing disastersOverhead installationApparatus for overhead lines/cablesOutput deviceEngineering
The invention discloses an ice melting system for a circuit of a power distribution network and an ice melting method of an ice melting system. The system comprises a main line fixed AC ice melting unit, a long branch mobile DC ice melting unit and a short branch portable DC ice melting unit, wherein the main line fixed AC ice melting unit comprises an ice melting switch, an ice melting protection device and a fixed ice melting voltage output device, the long branch mobile DC ice melting unit comprises a mobile ice melting power generation device and a first ice melting rectification device which are connected with each other, and the short branch portable DC ice melting unit comprises a portable ice melting power generation device and a second ice melting rectification device which are connected with each other. The method comprises the step of performing AC ice melting or DC ice melting by selecting different ice melting units according to ice coating conditions and circuit types. Designs are performed according to a main line, a long branch and a short branch, ice melting of all circuits of the power distribution network is covered, the ice melting efficiency of the circuit of the power distribution network can be improved, the ice melting range is expanded, and the capability of resisting rain and snow disaster in a large range by the circuit of the power distribution network is improved.
Owner:STATE GRID HUNAN ELECTRIC POWER +2
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