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60results about How to "Go online" patented technology

Commodity transaction mode under information network surroundings

A commodity exchange mode in an information network environment: The invention relates to a commodity exchange mechanism of group bargaining in the information network environment, as well as a relevant implementation method and a system structure. The invention aims at the following problems that are universally utilized in prior electronic commerce (in particular in B2C, B2B and C2C modes): Buyers are in weaker situations in market in commodity exchange mechanism and relevant implementation method, and market efficiency is rather low and etc. The invention submits a commodity exchange mode with rather high efficiency in the information network environments. Divide the commodity exchange process into the following two stages: Group bargaining stage and remaining order bidding stage. In the group bargaining stage, the conclusion policies include demands polymerization and graded bargaining conclusion. The invention provides the commodity exchange mechanism to enlarge sales opportunity of commodity and products (services) and increase sales speed, considerably increase buyers' negotiation situation levels, increase consumers' effects, and further increase exchange success rate, lower exchange cost and improve market efficiency.
Owner:高思兵

Foreign trade order system

InactiveCN109118341ARealize the production line modeGo paperlessFinanceOffice automationLogistics managementPhacus
The invention discloses a foreign trade order system, comprising an e-mall website, wherein the e-mall website is used for displaying all product information of a foreign trade enterprise; after a customer logs on the e-mall website, the customer can check commodities online, consult customer service, create inquiry, select and purchase commodities, online payment transaction, order tracking and product logistics tracking; the e-mall website is used for displaying all product information of a foreign trade enterprise. At that website of the electronic mall, After customer logs in, you can seethe status and phase of your order, the status and stages of the order include inquiry stage, quotation stage, PI stage, goods inspection stage, warehousing stage, warehousing stage, warehousing stage, shipping stage, logistics stage, and the logistics tracking information of the order products can be seen, which improves the work efficiency, and realizes the paperless, online and automation of the foreign trade order, which is more scientific and more effective.
Owner:安徽微沃信息科技股份有限公司

Online self-adaptive cut tobacco width measuring method based on machine vision

The invention relates to the technical field of computers, in particular to an online self-adaptive cut tobacco width measuring method based on machine vision. The method comprises the following steps: step A, grabbing a plurality of pieces of cut tobacco onto a shooting table top, and flattening the cut tobacco at a set pressure; step B, collecting a color image of the cut tobacco by using a camera device; step C, using a preset cut tobacco template to automatically search for effective cut tobacco meeting measurement conditions; step D, extracting the contour of the effective cut tobacco; step E, acquiring a plurality of sampling points along the extension direction of the effective cut tobacco contour, and acquiring the width value of each effective cut tobacco at the sampling point; and step F, repeating the steps D to E until all the effective cut tobacco are traversed to obtain an actually measured cut tobacco width value. The method has the substantive effects of realizing the online and automatic cut tobacco width measurement, improving the cut tobacco measurement efficiency, automatically identifying the effective cut tobacco and automatically matching the effective cut tobacco with different widths, and ensuring the effectiveness and accuracy of the measurement result.
Owner:HANGZHOU ANMAISHENG INTELLIGENT TECH CO LTD

Online reviewing method

The invention discloses an online reviewing method. The method is completed by establishing an online review system composed of a conference creation module, a conference review module, an expert review module, an agent review module, an opinion closed-loop module, a review monitoring module and a system application module, realizes the online process of the review conference, carries out the unified electronic management on the review materials and the review processes, carries out the closed-loop tracking on the review problems, fully utilizes the fragmentization time of the review experts,and fully guarantees that all the design review processes are effectively controlled, and solves the problems that the previous method depends on the conference room resources, the review cost is high, the conference time is difficult to coordinate, the expert time is occupied, the review efficiency is low, the review data and information cannot be uniformly and structurally managed, and the review information and the review closed-loop tracking management cannot be effectively tracked.
Owner:北京机电工程总体设计部

Intelligent loading control system and method

The invention discloses an intelligent loading control system and method. The system comprises a plurality of information identification subsystems, an automatic weighing subsystem, an AI visual identification subsystem and a control processor. Accurate positioning of a parking position and an unloading position of a transport vehicle and accurate measurement of a unloading weight can be achieved,unmanned, intelligent and scenarized loading is achieved, an unloading speed can be increased, the continuity of automatic unloading is ensured, the unloading time is controllable, and the unloadingprecision and a loading full load rate are improved.
Owner:上海平奥供应链管理有限公司

Automatic metering and accounting method and system based on BIM and GIS technologies

The invention provides an automatic metering and accounting method and system based on BIM and GIS technologies, and the method comprises the steps: S1, carrying out the decomposition of a working structure, and setting an organization, a working node and a business process in a project management system according to the decomposition of the working structure; S2, carrying out the engineering system decomposition, establishing a unified coding rule of subentry engineering, and establishing a data sharing channel in the BIM model; S3, establishing a data table standard library for quality assurance, automatic output value statistics, automatic metering and cost accounting, and setting information pushing conditions; S4, building a BIM model according to an engineering system decomposition result and a construction drawing, associating a data table and an engineering quantity list, loading a GIS, and mapping the data table and the engineering quantity list to a project management system; S5, enabling the project management system to collect the statistical information and then complete electronic completion file archiving, and carrying out the distinguished visual display through different colors in the BIM model. The system realizes engineering metering automation through the method, and metering is accurate and efficient.
Owner:SICHUAN JIAOTOU CONSTR ENG CO LTD

Method for detecting multiple allergic aroma agents in toys

The invention relates to the fields of analytical chemistry and toy safety, in particular to a method for detecting multiple allergic aroma agents in toys, and is mainly the sample preparations and gas chromatography / mass spectrometry for the contents of 45 allergic aroma agents in various toys. The number and type of the allergic aroma agents are various; the boiling point range of the aroma agents is wide, and the requirements for quantity limit are high, so that how to perform simple, fast, efficient and green detection is a great challenge; the method in the invention overcomes the shortages of the existing method by thermal desorption preparation technology and gas chromatography / mass spectrometry technology; a detection method of multiple allergic aroma agents in toys is built; and the method can synchronously detect the contents of 45 allergic aroma agents in toys conveniently, fast, accurately and efficiently.
Owner:SHANGHAI ANPEL SCI INSTR +1

Block chain-based credit data processing method and device, computer and medium

The invention provides a blockchain-based credit data processing method and device, a computer and a medium, and the method comprises the steps: obtaining a business information data packet of a first party, and uploading the business information data packet to a blockchain network; generating contract information in response to the signing information of the first party and the second party, and uploading the contract information to the block chain network; obtaining a financing request initiated by a first party; and transferring the financing fund to an account corresponding to the financing request based on the second confirmation information. The business information data packet of the first party is uploaded to the block chain network, the privacy information of the user is protected by using the encryption technology of the block chain, and the contract information signed by the first party and the second party is uploaded to the block chain network, so that the security and credibility of contract information storage are improved, and a decentralized storage mode of the block chain is adopted, so that the business information data packet and the contract information can be stored more quickly, and tampering is effectively avoided.
Owner:石化盈科信息技术有限责任公司

Real-time monitoring system for inside view field and temperature of rotary hearth furnace and control method

The invention discloses a real-time monitoring system for the inside view field and temperature of a rotary hearth furnace and a control method. The system comprises a high-temperature imaging temperature measuring probe, an outer protecting sleeve, a pneumatic driving and reversing device, an electric control cabinet, a gas source box, a controller and an image temperature displayer; a radiation spectrum signal acquired by the high-temperature imaging temperature measuring probe is displayed on the image temperature displayer after being processed by the controller; and the controller comprises an industrial control computer, temperature measuring analysis software for analyzing the acquired radiation spectrum signal, an image processing module for processing the radiation spectrum signal, a colorimetric temperature measuring module, a background compensation module, a temperature measuring curve module, a report storing module, an over-temperature alarm module and an image temperature display module. With the system, multi-point distribution of the surface temperature of a material layer at the furnace bottom can be detected and acquired online, acquired distribution data of the surface temperature of the material layer in the furnace are directly reflected, combustion optimizing control is effectively guided, and the stability of the heating quality is guaranteed.
Owner:宝武集团环境资源科技有限公司

Inline process type coating apparatus

The invention relates to an inline process type coating apparatus which is acceptable for coating substrate by using photoresist for photolithography and is capable of preventing bad coating layer of the photoresist. The invention includes: workbench whose working surface length is enough for completing coating work within the substrate transportation process; suspending bench which makes the substrate to flatly float on the working surface by using gas spraying pressure; conveyer for adsorbing and fixing the floated substrate as well as transporting the substrate along the working surface via driving force form driving source; narrow slit type coating means which has narrow slit for releasing and coating the photoresist on the substrate moving along the working surface; releasing regulation means has a flat surface which separably contacts with end of the releasing slit, and which, contacting with the flat surface, push-presses the photoresist sticked on the end of the releasing slit to distribute the photoresist homogeneously along the cutting direction of the releasing slit.
Owner:WEIHAI DMS OPTICAL ELECTROMECHANICAL CO LTD +1

Intelligent cloud coordination method and device based on platform service type

The invention discloses an intelligent cloud coordination method and device based on a platform service type, and relates to the field of cloud computing. A full knowledge graph based on the service type is constructed, a demand sub-graph comprising a service type part is formed through similarity matching, and the demand sub-graph of the service type part is matched with the full knowledge graph; obtaining a matching rule and scheduling resources in sequence through a graph search matching algorithm, obtaining an optimal decision according to the obtained task total energy consumption, task completion total cost and task completion total time, and calculating a power consumption value of a processor core of the multi-edge node according to the optimal decision and the network environment parameters, and scheduling and coordinately distributing resources according to the power consumption value, and finally deploying user requirements in actual equipment to realize service online. According to the invention, through matching the appropriate resource scheduling, the request scheduling resource and service of the edge device are responded at any time, the utilization rate and the calling efficiency of the edge node processor resource are improved, and the user experience is greatly improved.
Owner:中诚华隆计算机技术有限公司

Configuration method for optical network unit, optical network unit and optical line terminal

The invention provides a configuration method for an optical network unit, the optical network unit and an optical line terminal. The configuration method for the optical network unit comprises steps as follows: the optical line terminal inquires operation administration and maintenance (OAM) attribute information of the optical network unit; the optical line terminal reads a value of a configuration counter in the OAM attribute information; and after determining that the value of the configuration counter in the OAM attribute information is different from the value of a locally stored configuration counter, the optical line terminal reconfigures the optical network unit by adopting configuration data corresponding to the value of the locally stored configuration counter. By using the configuration method, the optical line terminal transmits the configuration data to the optical network unit after the optical network unit is on line and the configuration data of the optical network unit is changed; and furthermore, the recovery time of the service of the optical network unit can be shortened, the user experience is enhanced, and the central processing unit (CPU) utilization due to the fact that the optical line terminal frequently transmits the configuration data can be reduced.
Owner:CHINA UNITED NETWORK COMM GRP CO LTD

Document method and system and electronic equipment

The invention discloses an acknowledgement method and system and electronic equipment. The method comprises the steps that an audited node sends to-be-audited first financial data to an auditing node through a block chain; the auditing node makes a first confirmation request based on the first financial data, and sends a third confirmation request to the confirmed node through the block chain; wherein the third confirmation request is obtained based on the first confirmation request; the certified node sends a return for the first certifying request through the block chain; and the auditing node receives the reply and carries out receipt confirmation on the reply. By means of the method, the online function process can be achieved, and it is guaranteed that the function data is real and credible.
Owner:YGSOFT INC

Smart contract deployment detection method and device, node equipment and storage medium

The invention provides an intelligent contract deployment detection method, which is applied to the technical field of block chains. The method comprises steps of obtaining an intelligent contract mirror image uploaded by a user through an intelligent contract warehouse, verifying the intelligent contract mirror image, and storing the intelligent contract mirror image in the intelligent contract warehouse under the condition that the verification is passed; obtaining a target intelligent contract mirror image from the intelligent contract warehouse to the local through the intelligent contractdeployment contract, verifying the target intelligent contract mirror image, and installing and operating the target intelligent contract mirror image under the condition that the verification is passed; detecting the deployed target intelligent contract mirror image through the intelligent contract detection contract, and generating warning information under the condition of determining that thedeployed target intelligent contract mirror image is tampered; and returning the warning information to the alliance member client. The method is advantaged in that distribution and installation efficiency of the smart contract can be improved, and security of the smart contract in installation, deployment and operation can be improved.
Owner:ONE CONNECT SMART TECH CO LTD SHENZHEN

Online real estate mortgage loan system based on government affair big data

The invention discloses an online real estate mortgage loan system based on government affair big data, and particularly relates to the technical field of loan systems, which comprises a real-time evaluation module, a data factory module, a model calculation module, a risk management module, a credit granting application module, an online mortgage module, an online payment module and an online repayment module, wherein the data factory module is connected with the real-time evaluation module, the credit application module and the model calculation module, and the real-time evaluation module isconnected with the credit application module and the data factory module. The method is high in evaluation speed, quickly and accurately evaluates the house price, matches the loan limit, improves the conversion rate of customers, can break through a real estate center system, achieves the online and automatic operation of house counteraction and logout, excavates the potential risks, forms an efficient early warning mechanism, and achieves the scientific and long-acting management of detained goods.
Owner:安徽科讯金服科技有限公司

Contract sharing method and device and storage medium

The invention discloses a contract sharing method and device and a storage medium. The method comprises the steps that first identification information sent by a first object through terminal equipment is received, and the first identification information is a recognized unique identification of the first object; a judgment is made as to whether a target contract recording the first identificationinformation exists or not, wherein the target contract is recorded by a second object having a cooperative relationship with the first object; under the condition that the target contract exists, thetarget contract acts as a shared contract between the first object and the second object; otherwise, a preset contract input by the first object is received, the preset contract serves as a shared contract between the first object and the second object, and the preset contract comprises second identification information corresponding to the second object. The technical effects of timely realizingonline of the offline cooperation relationship, realizing contract sharing, reducing repeated data entry and inconsistency, and realizing online business cooperation among enterprises after the cooperation relationship is online are achieved.
Owner:万联易达物流科技有限公司

ERP sand table virtual analogue system and analogue method for enterprise

PendingCN111476499ARealize dynamicPerfect systematic and scientificResourcesMarketingVisulationData science
The invention discloses an ERP sand table virtual analogue system for an enterprise. The ERP sand table virtual simulation system comprises a setting module, an analogue simulation module and an analogue result evaluation module, wherein the setting module is used for setting basic data and role authority of the enterprise; the analogue simulation module is used for generating an ERP sand table according to the set basic data and role authority, and performing analogue simulation on the generated ERP sand table to obtain simulated enterprise information; and the analogue result evaluation module is used for analyzing and evaluating the obtained simulated enterprise information. According to the ERP sand table virtual analogue system, business scenes of the enterprise are presented in the form of a 3D perspective drawing, and all scenes adopt high-resolution vector diagrams, so that game-level experience is achieved; various visual instruments are used for reflecting various operation indexes on the side edge of each functional department of the enterprise; and a current mainstream WEB development technology is adopted, a cross-region, multi-group and multi-enterprise online ERP sand table deduction process is realized, a data warehouse is established for deduction process information, and comprehensive support is provided for operation, summary and feedback of ERP sand table teaching.
Owner:HANGZHOU DIANZI UNIV

Engineering management and control platform-based online scheme full-process management method

PendingCN113689089AGo onlineRealize online whole process managementOffice automationResourcesMachineTemplate library
The invention discloses an engineering management and control platform-based online scheme full-process management method, which comprises the following steps of: firstly, establishing a scheme plan in the early stage of construction, carding schemes required in a construction process, and forming a machine account; secondly, compiling a scheme by quoting the template library, examining and approving the compiled scheme, transmitting the compiled scheme to a seal using system for synchronous seal using after examination and approval are completed, and generating a machine account for storage after seal using is completed; screening the schemes according to a preset rule, and classifying the schemes meeting requirements into a template library; and sharing and pushing the seal-using scheme to related personnel. According to the method, on-line scheme compiling is realized based on an engineering management and control platform, an examination and approval link is automatically entered after compiling is completed, after examination and approval are completed, an automatic seal using system is directly pushed online for synchronous seal using, after seal using is completed, automatic archiving is carried out, and the two-dimensional code can be directly shared to related personnel for disclosure. And the scheme online whole-process management is realized.
Owner:CHINA MCC20 GRP CORP

Operation method and platform for calligraphy and painting works

InactiveCN109242607AGo onlineAddressing Transitional Commercial Packaging IssuesBuying/selling/leasing transactionsThe InternetAnonymity
The present application discloses an operation method and platform for calligraphy and painting works. The operation method for the calligraphy and painting works includes receiving the calligraphy and painting works submitted by the first user through anonymity and participating in the anonymous calligraphy and painting creation competition; Adding a unique identification code to the calligraphyand painting works; And displaying the painting and calligraphy works and selling them to a second user. The present application solves the technical problem of a lack of an efficient operating platform for paintings and calligraphy. The operating method of this application provides a new operating platform for the creation, trading and permanent preservation of Internet painting and calligraphy works. In addition, users of the platform can publish their paintings and calligraphy works, permanently save them for display and trade.
Owner:湖南东传整合策划传媒有限公司

Stone transaction risk management and control system and method

The invention discloses a stone transaction risk management and control system and method. The system comprises an authentication module which is used for the main information authentication of a stone demander, a stone supplier and a stone carrier entering a transaction platform; the contract flow module is used for providing a contract template and managing contract information; the fund flow module is used for managing sales fund information, purchase fund information and transportation service fund information; the goods logistics module is used for managing logistics information; the invoice flow module is used for providing invoice information corresponding to the contract information; the information flow module is used for electronically storing and managing various types of information. According to the invention, an innovative stone industry transaction full-process Internet service mode is utilized; contract flow, capital flow, invoice flow, goods flow and information flow are integrated, upstream and downstream resources of the stone industry are comprehensively integrated, transaction full-process data monitoring and full-process data service are provided for stone dealers and stone processing factories, transaction authenticity is ensured, and stone transaction risks are reduced.
Owner:厦门市石秀才电子商务有限公司

Payment method and device, order processing method and device and payment server

The invention relates to a payment method and device, an order processing method and device, a payment server, a terminal, a service server and a storage medium. The payment method comprises the stepsthat payment related information sent by a client is received, and the payment related information comprises payment order information; querying remittance data in a database according to the paymentrelated information; and paying the payment order corresponding to the payment order information based on the inquired matched remittance data. The embodiment of the invention discloses a mobile terminal, payment related information sent by a client is received; the remittance data in the database is inquired according to the payment related information, the payment order corresponding to the payment order information is paid based on the inquired matched remittance data, online payment can be achieved, the applicability is high, the fault tolerance of the remittance data and the payment order can be improved by matching the remittance data, and the payment success rate is high.
Owner:BEIJING DAJIA INTERNET INFORMATION TECH CO LTD

Information connection method and device based on entity class information portal

The invention discloses an information connection method and device based on an entity class information portal. The invention mainly relates to the technical field of Internet, in particular to a device for carrying out information activity through a map. The device generally comprises a user side and a server side. The server side is installed on the background device, and the user side is installed or presented on the device of the user. According to the invention, the information space and the information portal are divided and established according to the real living environment of people, the social organization structure and the organization structure always existing in a certain environment. At the user side, maps of various ranges and properties can be displayed for the user to navigate and retrieve the information portal, and people complete various information connections based on the information portal.
Owner:杨嶷 +1

Visual business expansion investigation design implementation method for electric power marketing service system

According to the visual business expansion investigation design implementation method for the electric power marketing service system, by means of information interaction between the electric power marketing service system and a power grid resource service platform, a power grid GIS information platform, an ERP system and a global material management and control platform, and in combination with a mobile operation technology, power grid resource information in a business expansion field investigation link is visually and visually displayed; and the pre-occupation condition of the power grid resources is dynamically updated in real time. Power receiving points are positioned through a map; power supply information is searched; material primitives are selected; lines are distributed in a segmented manner; by automatically generating the bill of materials and querying and displaying the remaining amount of the material inventory, a foundation is laid for engineering implementation. The problems that in the prior art, resource information is not transparent, the visualization degree is low, and manual offline judgment is depended are solved, an integrated, visual, mobile and online operation means is provided for electric power marketing service business expansion exploration design, the working efficiency of business expansion exploration design is improved, and the real-time level of electric power marketing service is improved.
Owner:STATE GRID JIANGSU ELECTRIC POWER CO LTD MARKETING SERVICE CENT

Contract generation management method

PendingCN113781003AGo onlineGuarantee the authenticity and effectivenessOffice automationElectronic contractsManagement system
The invention relates to a contract generation management method, and the method comprises the steps: building a call chain of a financial business system, a contract management system, an electronic signature system and an external signature service provider, and carrying out the high-degree configurable design: configuring a contract routing rule, configuring a contract template, and configuring a tag value source in the contract template, so that the problems of automatic contract generation and contract signing under the conditions of complex business scenes and high usability requirements are solved, online and automatic contract signing is realized, and the problems of authenticity, manual errors, contract sending time and the like of contract offline signing are solved. Each piece of business can associatively query the signed contract online, and the business circulation is accelerated. Besides, the contract content cannot be tampered through online electronic contract signing, the right protection cost is reduced through subsequent arbitration, and the authenticity and effectiveness of the contract are guaranteed.
Owner:SHANGHAI ZHONGTONGJI NETWORK TECH CO LTD

Interface management method and device, electronic equipment and readable storage medium

The invention relates to the technical field of system architecture design, in particular to an interface management method and device, electronic equipment and a computer readable storage medium. The method comprises the following steps: drawing a context relation graph according to list information of a target organization system; analyzing the context relation graph to obtain calling relation data of each system; and managing each system data calling interface according to the calling relation data. According to the technical scheme provided by the invention, the inter-system calling relationship contained in the context relationship design is digitalized, and the digitalized inter-system calling relationship is used for guiding and constraining the interface design and calling in the implementation stage, so that the online, normalized and digitalized context relationship design is realized, and the contextual relationship design efficiency is improved.
Owner:CHINA CITIC BANK

An automatic measurement and accounting method and system based on bim and gis technology

The present invention provides an automatic measurement and accounting method and system based on BIM and GIS technology, wherein the method includes S1. Decomposing the work structure, and setting the organization, work nodes and business processes in the project management system according to the work structure decomposition; S2 .Decompose the engineering system, establish a unified coding rule for sub-projects, and build a data sharing channel in the BIM model; S3. Establish a standard library of data tables for quality assurance, automatic statistics of output value, automatic measurement and cost accounting, and set information push conditions; S4. Build a BIM model according to the engineering system decomposition results and construction drawings, associate data tables and bills of quantities and load GIS, and map to the project management system at the same time; S5. After collecting statistical information, the project management system completes the electronic as-built document filing and uploads it to BIM The visual display of the model is distinguished by different colors; the system realizes the automation of engineering measurement through this method, and the measurement is accurate and efficient.
Owner:SICHUAN JIAOTOU CONSTR ENG CO LTD

Performance exception information processing method and electronic equipment

The embodiment of the invention discloses a performance exception information processing method and electronic equipment, and the method can comprise the steps: receiving exception information reported by at least one first warehouse operation node in a current performance period, the first warehouse operation node is used for receiving commodities from the second warehouse operation node at the upstream of the performance link, and sorting the received commodities by taking a user self-pick-up site as a unit; according to a matching condition between a multi-goods quantity and a stockout quantity corresponding to the same SKU, classifying generation reasons of the abnormal information corresponding to the SKU; and based on the category of the generation reason, generating a corresponding responsibility judgment list for the SKU so as to carry out responsibility judgment processing. According to the embodiment of the invention, the liability judgment data can be online, so that various abnormal conditions of multiple goods or stockout can be checked and traced.
Owner:ALIBABA (CHINA) CO LTD

Online monitoring system and method for oxygen impurities and application

The invention discloses an online monitoring system for oxygen impurities. The online monitoring system comprises a main box body, an explosion-proof treatment unit, an online detection unit and a sample interface unit. According to the online monitoring system and method for oxygen impurities provided by the invention, explosion-proof treatment is carried out, and the system can be directly connected with a side line of a production device. According to a gas chromatography-hydrogen flame detector analysis method for oxide in a liquefied hydrocarbon raw material, 0.05 ml / m<3> oxide monitoringanalysis can be met by optimizing and developing instruments and methods, the detection limit of the oxide is lower than that of an existing analysis method and an existing analysis technology, the requirement of a new generation of polyolefin catalyst for the impurity content of the liquefied hydrocarbon raw material can be met, and the sensitivity of the analysis technology is improved.
Owner:CHINA PETROLEUM & CHEM CORP +1

A circulating power plant condenser online chemical cleaning method and system

The invention discloses an on-line chemical cleaning system of a circulating condenser in a power station. The system comprises a liquid injecting system and a liquid returning system, and the liquidinjecting system comprises a liquid injecting pump, a liquid injecting electrically operated valve and a liquid injecting head; the liquid injecting pump is located at the bottom of a liquid injectingtank and separately connected with a constant pressure valve and the liquid injecting electrically operated valve through dampers, the constant pressure valve is connected with a recirculating electrically operated valve through a recirculating pipeline, and the recirculating electrically operated valve is connected with the liquid injecting tank; the liquid injecting electrically operated valveis connected with one or more liquid injecting valve sets through a liquid injecting pipeline, each liquid injecting valve is connected with the liquid injecting head, cleaning liquid is injected intoa corresponding heat exchanging pipe through the liquid injecting head, and the cleaning liquid in the heat exchanging pipe flows into the liquid injecting tank through a liquid returning pipeline; aliquid returning system comprises a liquid returning head and a liquid returning electrically operated valve, the liquid returning head is connected with a liquid returning valve, the liquid returning valve is connected with the liquid returning electrically operated valve through a liquid returning pipeline, and the liquid returning electrically operated valve is connected with the liquid injecting tank. The on-line chemical cleaning system of the condenser in the power station has the advantages that the cleaning liquid can be recycled, the automation degree is high, the descaling effect isgood, and zero emission can be achieved.
Owner:CHINA UNIV OF MINING & TECH

Device and method for monitoring hydrocarbon composition in liquefied hydrocarbon on line and application

The invention discloses a device for monitoring hydrocarbon composition in liquefied hydrocarbon on line. The device comprises a main box body, an explosion-proof treatment unit, an on-line detectionunit and a sample interface unit. According to the device and the method for monitoring the hydrocarbon composition in the liquefied hydrocarbon on line, the side line of a production device can be directly connected through explosion-proof treatment. According to the gas chromatography hydrogen flame detector analysis method for the hydrocarbon composition in the liquefied hydrocarbon raw material, 0.50 ml / m < 3 > hydrocarbon composition monitoring analysis can be met by optimizing and developing instruments and methods, and compared with an existing analysis method and an existing analysis technology, the detection limit of the hydrocarbon composition is lower, and the detection types are more comprehensive; the requirement of a new generation of polyolefin catalyst on the impurity content of the liquefied hydrocarbon raw material can be met, and the sensitivity of an analysis technology is improved.
Owner:CHINA PETROLEUM & CHEM CORP +1
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