201results about How to "Avoid duplication of investment" patented technology

The invention discloses an intelligent depot output-input system of a digital grain depot. The intelligent depot output-input system of the digital gain depot comprises an intelligent depot output-input access control system, an intelligent depot output-input automatic sampling system, an intelligent depot output-input examination assay system, an intelligent depot output-input unattended operation automatic metering system, an intelligent depot output-input system control terminal, an intelligent depot output-input goods receiving-sending management system, an intelligent depot output-input system one-stop service platform and an intelligent depot output-input system control center. The intelligent depot output-input access control system, the intelligent depot output-input automatic sampling system, the intelligent depot output-input examination assay system, the intelligent depot output-input unattended operation automatic metering system, the intelligent depot output-input system control terminal, the intelligent depot output-input goods receiving-sending management system and the intelligent depot output-input system control center are connected with the intelligent depot output-input system one-stop service platform. According to the intelligent depot output-input system of the digital grain depot, a computer, the RFID internet of things technology, the communication technology and the information technology are converged together, networking, automation and intelligent management of the depot output and input are achieved, and labor participation is reduced.

The invention relates to a method for desulfurizing and denitrating smoke simultaneously through an ammonia method, which is carried out in a desulfurizing and denitrating system. The desulfurizing and denitrating system comprises a desulfurizing and denitrating tower, the desulfurizing and denitrating tower is provided with a washing demisting segment, an absorption segment and an oxidation segment, wherein the absorption segment is provided with a first desulfurizing spray layer, a second desulfurizing spray layer and a denitrating spray layer from top to bottom; the oxidation segment is provided with a denitrating circulation layer, a desulfurizing circulation layer and an oxidation layer from top to bottom, wherein the denitrating circulation layer, the desulfurizing circulation layerand the oxidation layer are respectively communicated with the denitrating spray layer, the second desulfurizing spray layer and the first desulfurizing spray layer through circulating pipelines positioned outside the desulfurizing and denitrating tower; smoke enters from a smoke inlet, sequentially contacts with the absorption liquid of the denitrating spray layer, the second desulfurizing spraylayer and the first desulfurizing spray layer for denitration and desulfurization, then enters the washing demisting segment and then is exhausted; the absorption liquid of the spray layers descends to the oxidation segment and reacts on the oxidation layer to generate ammonium sulfate; and the absorption liquid of the denitrating circulation layer, the desulfurizing circulation layer and the oxidation layer is respectively delivered to the denitrating spray layer, the second desulfurizing spray layer and the first desulfurizing spray layer through the circulating pipelines positioned outsidethe desulfurizing and denitrating tower.

The invention discloses an urban control management system based on smart street lamps, and relates to the technical field of smart cities. The smart city is constructed on the basis of the smart street lamps, interconnection and intercommunication of multiple platforms in the smart city are achieved, and repeated investment is reduced. The intelligent street lamp is a composite public infrastructure integrating multiple functions of intelligent lighting, video acquisition, mobile communication, traffic management, environment monitoring, meteorological monitoring, radio monitoring, emergencyhelp seeking, information interaction and the like, and is an important carrier for constructing a comprehensive perception network of an intelligent city.

The invention discloses a balance adjustment device for oil pumping machine and balanced structure adjustment method of oil pumping machine, by which the balanced structure adjustment is changed from using indirect parameter-electric current to using direct parameter-displacement, so that the adjustment is accurate and rapid, and the energy is remarkably saved. The invention also discloses an oil extraction control device, a color power indicator, an oil extraction measurement meter, an oil extraction integrated protection device, an oil extraction integrated testing and diagnosis control device, and a data acquisition and transmission unit for an oil extraction measurement and control system. The color power indicator provides a novel mean and method for diagnosis of oil pumping machine, which remarkably improves the effectiveness of diagnosis. The oil extraction integrated diagnosis control device and the data acquisition and transmission unit for the oil extraction measurement and control system have the advantages of high degree of automation, more monitored and controlled parameters, and large protection range; can perform onsite automatic acquisition and control and can perform long-distance automatic acquisition and control in management center; and provides a fundamental mean with high feasibility for realizing automated management of the full oil field.

The invention relates to a power meter which can be assembled in a modular way, the power meter comprises: a power line access module which comprises a live line access component and a zero line access component, the two access components are respectively provided with an access end and an output end, the access end of the live line access component is connected with a live line in a power line, the access end of the zero line access component is connected with a zero line in the power line; at least one modular power metering device, each modular power metering device comprises a live line access end, a zero line access end and a live line output end for metering power values which are output by the live line access end and the zero line access end of the power line of each user; the output end of the live line access component is connected with the live line access end, the live line output end is connected with a live line output line; the output end of the zero line access component is connected with a zero line output line, the number of the zero line output line and the number of the live line output line are respectively corresponding to the number of the modular power metering device.

Disclosed is a thermal direct water dispenser/ water boiler/water heater which organically integrates the functions of a direct water dispenser, a water boiler and a heater. City tap water is heated to 90 DEG C for sterilization and is turned to drinking water, and 90%of the sensible heat of the drinking water is recovered through a closed sensible heat cycle formed by heat exchanger of temperature difference of 5 DEG C. In this way, thermal direct-drinking water with temperature 5 DEG C higher than city tap water can be prepared, therefore the thermal direct water dispenser realizes the functions of increasing yield, reducing energy consumption and producing water which is rich is in oxygen, thus advocating lifestyle. The thermal direct water dispenser adopts a double-warming preheating structure with double heat preserving liners and double heating pipes. The thermal direct water dispenser can unilaterally dispense drinkable water with temperature of 90 DEG C and maintains the function of a water boiler, and can dispense hot water with temperature of 70 DEG C when connected in parallel, thus having the function of a water heater.

The invention discloses a low-voltage power distribution network transformer area topology identification method and system. A transformer area center node transmits a center node identification signal to all nodes in the transformer area through three-phase power supply lines A, B and C, and branch nodes and leaf nodes in the transformer area receive and analyze the identification signal; each branch node sends a branch node identification signal to each subordinate node layer by layer, and the subordinate node of the branch node receives and analyzes the identification signal; the branch nodes and the leaf nodes return the ID identifiers and the phase sequence identifiers of the superior nodes obtained through analysis and the identification information of the nodes to the transformer area center node; and the transformer area center node reads and analyzes the information to obtain the topological structure of the low-voltage transformer area. According to the method, the identification signals are synchronously coupled to the phases A, B and C of the three-phase power supply line, crosstalk between the phase lines caused by single-phase transmission of the topology identification signals in the prior art is avoided; meanwhile, the topology identification efficiency of the low-voltage transformer area is improved by simultaneous transmission of the identification signals inthe three phases.

The invention discloses a system, a method and a device for managing application programs, belonging to the field of internet. The system comprises an application program mall and an application program store, wherein the application program mall comprises the following modules: an information management module for recording and maintaining application program store information, application program information, network service information and user information, a transaction management module for billing and charging the application programs according to the information maintained by the information management module, and a communication module for interacting information with the application program store through a network communication interface; and the application program store comprises the following modules: a product exhibition module for providing exhibition logic for an exhibition way of the products, and exhibiting the products, wherein the products include the application programs and network services running the application programs, and the communication module for interacting information with the application program mall through the network communication interface. With the system, the method and the device provided by the invention, the application program mall and the application program store are independently arranged and maintained, the problem of waste of resource and labor power is solved, and some unnecessary works are avoided.

The invention provides an effective method for solving panoramic power grid multivariate heterogeneous data fusion based on big data. The big-data-based panoramic power grid multivariate heterogeneousdata fusion method comprises the steps of: defining communication protocols of a conventional wide area measurement system, a fault recorder and a light wide area measurement system, and clarifying formats and types of respective measurement data; performing shunting decoding on data frames monitored by a master station, extracting, storing, cleaning and standardizing the data in a memory, and then managing large-scale heterogeneous data in a multi-machine distributed non-relational database; and finally, performing online analysis and offline knowledge discovery of big data on a bottom layerdata interface. The big-data-based panoramic power grid multivariate heterogeneous data fusion method has the beneficial effects of realizing the effect of comprehensively analyzing three power gridmonitoring systems in a unified manner under a platform frame through large-scale heterogeneous data fusion, realizing panoramic dynamic behavior monitoring of power grid multi-voltage levels, fully utilizing the existing equipment and resources to reduce overlapping investment, and improving the operation and control level of the power grid.

The embodiment of the invention provides a data encryption key management method, a system and a terminal. The method comprises the following steps: receiving a data encryption key escrow request sent by a first terminal, wherein the data encryption key escrow request carries a first encryption key, the first encryption key is obtained by encrypting a third encryption key with a second public key, the second public key is a public key of encryption equipment, and the third encryption key is the data encryption key of the first terminal; and saving the first encryption key. According to the embodiment of the invention, as the data encryption key of the terminal is escrowed to an encryption service management system, when the electronic encryption key of the terminal is lost, the data encryption key of the terminal can be restored through the encryption service management system, so that the encryption system of the terminal is decoupled from a CA (Certificate Authority), the problem of repeated investment of the CA is improved, and the independency of encryption service is enhanced.

The invention relates to a boiled water machine/a hot water device. The functions of a boiled water machine and a hot water device are organically combined into a whole so as to avoid repeated investment. Firstly, water is preheated to drinking water of 90 DEG C and hot water of 60 DEG C respectively through a drinking water heating cup and a hot water heating cup; secondly, the drinking water of 90 DEG C is unidirectionally guided out from the drinking water heating cup to a drinking water valve through utilizing a parallel check valve in a water outlet of the drinking water heating cup and the hot water heating cup, thereby realizing the function of the boiled water machine; or the drinking water of 90 DEG C and hot water of 60 DEG C are guided out in parallel from the drinking water heating cup and the hot water heating cup to a cold/hot water mixing valve and are mixed into hot water of 70 DEG C, thereby realizing the function of the hot water device.

The invention discloses a cloud-platform-based territorial resource data management system, comprising: a GIS (geographic information system) cloud platform that includes a territorial resource core database system, a data sharing-exchanging system, a territorial resource integrated display and analysis system and an operation maintenance and management system. The territorial resource core database system is used for storing and managing territorial resource data. The data sharing-exchanging system is used for generating territorial resource integrated data and providing an access interface for users. The territorial resource integrated display and analysis system is used for analyzing territorial resource data, generating analysis results, and providing an access interface for users. Theoperation maintenance and management system is used for performing rights management, monitoring, and resource scheduling. The cloud-platform-based territorial resource data management system can provide uniform establishment and sharing of hardware resources, thereby avoiding repeated investment; a uniform regular efficient data management function is provided; the data sharing problem is solved, business departments can assist in establishment and management of a decision model and in the sharing of decision plans.

The invention discloses a measuring method of a thermal shrinkage rate of a cigarette packaging film. The measuring method is characterized by comprising the steps that an image acquisition device acquires dimension parameters of the cigarette packaging film before and after certain temperature and time processing in a heating medium; images are preprocessed; boundaries of the cigarette packaging film before and after shrinkage are fitted out by image analysis software; dimension variations of the cigarette packaging film are measured by using image measuring software; and longitudinal, transverse and overall thermal shrinkage rates of the cigarette packaging film are obtained after computation. According to the measuring method, the images before and after the shrinkage of the cigarette packaging film can be extracted and subjected to necessary image preprocessing and image analysis, and the dimension parameters of the cigarette packaging film can be extracted, so that the thermal shrinkage rate of the cigarette packaging film can be accurately measured. According to the measuring method, an influence of manual measuring on a testing result in an existing method can be avoided and a personal error can be eliminated; and the measuring procedure is fully automatic, so that the measuring accuracy and the measuring precision can be improved.

The invention relates to a manufacturing method of plant fibre products, which comprises the steps: pulverized substances containing textile plants are poured into a banburying kneader and chemical pretreatment solution is added, so the fibre pretreatment chemical modification is realized simultaneously when mechanical physics modifying is realized; after entering into an expansion extruder for expansion modification, the pulverized substances are added with various additives and fillings, which are banburied and kneaded together, and the banburying kneading substance is rolled into particles by a particle rolling machine; or plant fibre subjected to banburying kneading chemical modification and various additives and fillings are directly and together banburied and kneaded and then are extruded and produced to form particles or extrusion sectional materials by the expansion extruder; the produced particles or sectional materials can be used for producing plant fibre products of various types and performances and plant fibre products of sheets, sectional materials, paper, membranes, and the like by utilizing the prior plastic injection machine, extruder, blow moulding machine, rubber refining machine, calander, hot press, and equipment and technology principles of microwave and infrared, steam drying, and the like so as to replace plastic, plastic foam, woodworks, paper and membranes.

A method for realizing multimedia play at mobile phone terminal through SIM card utilizes mobile phone terminal to realize display and play and utilizes SIM card to realize decoding function. The system with signaling channel for transmitting multimedia play control signal and data channel for transmitting large capacity of data at high speed between mobile phone terminal and SIM card is also disclosed.

The invention relates to an electrical energy meter which can be modularizedly assembled. The electrical energy meter comprises a power line access module and at least one modularized electrical energy meter, wherein the power line access module comprises a phase line access component and a zero line access component which are provided with an access end and an output end respectively; the access end of the phase line access component is connected with a phase line of a power line; the access end of the zero line access component is connected with a zero line of the power line; each modularized electric energy meter is provided with the phase line access end, the zero line access end, the phase line output end and the zero line output end and is used for metering the electrical energy values output by the phase line access end and the zero line access end of the power line of each user; the output end of the phase line access component is connected with the phase line access end; the phase line output end is connected with the phase line output line; the output end of the zero line access component is connected with the zero line access end; the number of the zero line output line is connected with the zero line output end; and the power line access module and the modularized electrical energy meter are arranged on a box body through modularized characteristic and are distributed.

The invention discloses a scenic area's real-time monitoring webcasting system based on mobile internet which comprises client terminals, a scenic data management center and a plurality of monitoring terminals arranged in the scenic area. The scenic data management center and the monitoring terminals are connected through the monitoring network in the scenic area. The monitoring terminals comprise a plurality of video acquisition front ends distributed in different positions. The data management center comprises a stream media server and a VOD video clicking and playing system. The stream media server comprises an NVR network hardware image recorder and a DVS network video server. The stream media receives the scenic area's video data transmitted from the network; and through the VOD, the data are transmitted to the client terminals within the mobile internet. The client terminals access the webcasting video data through the mobile internet. According to the invention, it is possible to provide mobile internet users a plurality of manners to check the live broadcasting client terminals in nationwide scenic areas so that the users could browse the visitor flow to, the weather and the sceneries of the scenic areas. The system also integrates existing video monitoring systems effectively at a low cost.

The present invention discloses an LED street lamp system with intelligent remote control. The system comprises LED street lamps, single lamp controllers arranged on the LED street lamp, a centralized controller which controls each of the single lamp controllers, and a control center which controls the centralized controller. Each of the single lamp controllers comprises a power supply, a current and voltage acquisition circuit, a switch circuit, a PWM modulation circuit and a first PLC unit. The output end of the current and voltage acquisition circuit and the output end of the switch circuit are connected to the input end of the first PLC unit. The output end of the first PLC unit is connected to the input end of the PWM modulation circuit. The power supply supplies power to the above modules. The centralized controller comprises an MCU micro processing unit, a storage unit, a wireless communication unit, a second PLC unit and a power supply. The storage unit, the wireless communication unit and the second PLC unit are electrically connected to the MCU micro processing unit, and the power supply supplies power to the above modules. The first PLC unit is electrically connected to the second PLC unit. The centralized controller is connected to the computer of the control center through the wireless communication unit.

The invention is a power transmission line icing early warning integrated application system, which includes a main station (1), a plurality of icing early warning analysis modules (2), a database module (3), a general power transmission line model module (4) and a plurality of monitoring terminals (5), wherein information interaction between the main station (1) and the plurality of icing early warning analysis module (2) is realized by employing manner of exchanging data file, the general power transmission line model module (4) is stored in the database module (3), and information interaction between the monitoring terminals (5) and the main station (1) is realized by the database module (3). The invention resolves problems that power transmission line icing early warning analysis software researched by different manufacturers is not compatible and early warning information can not be effectively shared, makes electric power department preferably select power transmission line monitoring product according to need, and makes different power transmission line monitoring products simultaneously access to a main station system. The invention can reduce project investment, enhance scalability and maintainability of the early warning system, and improve application effect of the power transmission line icing early warning system.

A multifunctional sand box for casting comprises box walls at the peripheries and a box bottom. Structural steels for strengthening are installed on the peripheries of the box walls, vertical separating boards are arranged in the sand box to separate the sand box into small sand boxes which are not communicated, and an independent vacuumizing interface is arranged on the lateral face or/and the bottom face of each small sand box. The separating boards are added in the sand box, so that the sand box is separated into the small sand boxes, and reasonable size of the small sand boxes can be adjusted according to different casting pieces. Each small sand box has the independent vacuumizing interface, air between small sand boxes is not communicated, an independent negative pressure system guarantees that negative pressure in the small sand boxes does not influence on others, the negative pressure can be adjusted according to different requirements, cast production manufacturers do not need customize large-size sand box in order to give consideration to manufacture different casting pieces, generality of a production line is improved, overlapping investment of the production line is effectively avoided, and an evanescent mode induction doorsill is reduced.