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30results about How to "Solve the problem of intrusion" patented technology
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Control method for an accelerator pedal controlled hybrid electric vehicle
ActiveCN102310856AImprove economyImprove abilitiesHybrid vehiclesInternal combustion piston enginesElectric vehicleSelf adaptive
The present invention provides a control method for an accelerator pedal controlled hybrid electric vehicle. A vehicle powertrain controller includes a fuzzy logic-based adaptive algorithm with a learning capability that estimates a driver's long term driving preferences. An adaptive algorithm arbitrates competing requirements for good fuel economy, avoidance of intrusiveness and vehicle drivability. Vehicle performance is maintained in accordance with a driver's driving style.
Owner:FORD GLOBAL TECH LLC
Intrusion detection method and device and equipment for internet of vehicles
ActiveCN106792681ASolve the problem of intrusionThe problem of implementing an intrusionTransmissionSecurity arrangementTimestampThe Internet
The application discloses an intrusion detection method and device and equipment for Internet of Vehicles. The method comprises the following steps: judging whether a message received from a message sending vehicle terminal contains a token number, the timestamp, and a message text packet; sending the token number and the timestamp to a certificate authority to be certificated if the received message contain the token number, the timestamp and the message text packet, wherein the token number is granted by requesting to the certificate authority through the message sending vehicle terminal when needing to send the message, and the timestamp represents the time of granting the token number; and opening the message text packet in response to the received certificate passing message from the certificate authority. The problem that an unregistered user of the Internet of Vehicles maliciously sends the message with the virus to a vehicle-mounted unit and others in the Internet of Vehicles to realize the intrusion to the Internet of Vehicles is solved by use of the method and device disclosed by the application.
Owner:BEIJING BANGCLE TECH CO LTD
Service processing method, device and apparatus, storage medium and flow operation system
InactiveCN109165106AReduce the difficulty of callingEasy to troubleshootInterprogram communicationMessage queueProcess systems
The embodiment of the invention discloses a service processing method, device and apparatus, a storage medium and a flow operation system. The method comprises the following steps: subscribing information of setting contents in a message queue, wherein the setting contents are specified by an associated service system, and messages in the message queue are updated by a flow system; calling a service serving interface according to the obtained information, and instructing the service system to execute a matching service task. The process system is used for managing business services provided byeach of the business systems, and the service system is used for providing business services. The embodiment of the invention can realize the final consistency of the data.
Owner:SHENZHEN LEXIN SOFTWARE TECH CO LTD
Intrusion monitoring method, intrusion monitoring device and equipment
InactiveCN107623898ASolve the problem of intrusionSolve the problem of monitoring blind spotsMessaging/mailboxes/announcementsLocation information based serviceTerminal equipmentComputer terminal
The invention provides an intrusion monitoring method. The intrusion monitoring method comprises the steps of: obtaining a terminal equipment network card MAC code scanned by gateway equipment; comparing the scanned terminal equipment network card MAC code with a recorded known network card MAC code; confirming that the scanned terminal equipment network card MAC code does not belong to the recorded known network card MAC code; and sending warning information. Due to implementation of the scheme, intrusion monitoring is realized by utilization of the uniqueness of the terminal equipment network card MAC code. The invention further provides an intrusion monitoring device and equipment.
Owner:广州中国科学院计算机网络信息中心
Method for processing high-reflectance material based on metal nanoparticle photothermal effect
InactiveCN103934575AImprove absorption rateImprove processing efficiencyMetallic material coating processesLaser beam welding apparatusPhysicsHigh reflectivity
The invention discloses a method for processing a high-reflectance material based on the metal nanoparticle photothermal effect. The method comprises the following steps that A, a layer of metal nanoparticles is arranged on the surface of the high-reflectance material; B, the metal nanoparticles are irradiated by laser beams, metal nanoparticle surface plasma resonance is generated, photon energy is strongly absorbed by the metal nanoparticles and is converted and released to surrounding materials to be processed at ultrahigh speed, the materials to be processed are melted and gasified in ultrashort time, and laser processing is achieved. The problems that an existing method for processing the high-reflectance material through lasers wastes energy and is low in processing efficiency, and impurity intrusions exist are solved, efficient absorption of the high-reflectance material on the lasers is achieved, and then the efficiency for removing the materials through the lasers is improved obviously.
Owner:JIANGSU UNIV
River estuary bubble salinity restraining technology
ActiveCN104294793AReduce intensitySolve the problem of intrusionClimate change adaptationHydraulic engineering apparatusSalt waterEngineering
The invention discloses the river estuary bubble salinity restraining technology and belongs to the technical field of environment friendliness and water quality guarantees. Multiple hoses are laid in a river way and extend along the surface of a dam and the surface of a river bed, the extending direction of the hoses is perpendicular to the flowing direction of a river, the two ends of each hose are fixed, one end of each hose is plugged, the other end of each hose is connected with a main air inlet pipe, the main air inlet pipe is connected with an air blower, and multiple air holes are formed in the positions, located on the river bed, of the hoses. When the river estuary bubble salinity restraining technology is used, bubbles floating from the bottom of the river are generated through air blown through the air blower through the air holes, river section stratified flow mixture is accelerated, and salt water wedges are prevented from being transmitted to the upstream. The river estuary bubble salinity restraining technology is convenient to implement, operation is simple, salt tide upstream tracing is effectively restrained, and the technology is widely applied to river ways along the sea.
Owner:PEARL RIVER HYDRAULIC RES INST OF PEARL RIVER WATER RESOURCES COMMISSION
Acoustic device and electronic equipment
ActiveCN110446139ALower resonance frequencyAdjustable volumeSingle transducer incorporationLoudspeaker screensLow frequency bandSound production
The invention discloses an acoustic device which comprises the components of a sound production unit which radiates sound waves at the front side of a vibrating diaphragm to the outside through a sound outlet; a first closed cavity is formed in the rear side of the vibrating diaphragm; a mounting hole is formed in the cavity wall of the first closed cavity, a flexible deformation part is arrangedon the mounting hole, a second closed cavity is formed in the outer side of the first closed cavity, and sound waves generated by the flexible deformation part during deformation are closed in the second closed cavity through the second closed cavity; a protective cover plate located on the outer side of the flexible deformation part is further arranged on the mounting hole, and an avoiding spaceused for avoiding vibration of the flexible deformation part is formed between the protective cover plate and the flexible deformation part; the protective cover plate is provided with a plurality ofair-permeable micropores, and the area of each air-permeable micropore is smaller than or equal to 0.2 mm < 2 >. According to the acoustic device, the resonant frequency can be effectively reduced, and the low-frequency-band sensitivity of the product is greatly improved on the whole.
Owner:GOERTEK INC
Through type ballast water tank
InactiveCN105947110AReduce weightReduce loadHull interior subdivisionSelf-bailing equipments/scuppersEnvironmental engineeringBallast
The invention relates to the technical field of drainage of ballast water in foreign places, in particular to a through type ballast water tank. The through type ballast water tank comprises a ballast water tank body. The ballast water tank body is provided with a plurality of independent cabins. A water inlet is formed in one end of the independent cabins, and a water outlet is formed in the other end of the independent cabins. A plurality of air ballast systems are arranged at the tops of the independent cabins. Movable pressing plates are arranged in the independent cabins, and the movable pressing plates are controlled through a mechanical lifting device to move. By the adoption of the structural setting, real-time communication can be achieved through the water inlet and the water outlet in the sailing process of a ship; through the corresponding arrangement of the air ballast systems and the movable pressing plates, ballast water is drained within the smallest safe range, the situation that microorganisms in seawater or seaweed is brought into foreign fields is avoided, the influence of foreign microorganisms is eliminated fundamentally, and the problem that foreign microorganism invasion caused by drainage of ballast water in foreign places is solved to a great extent; and meanwhile, the ballast water weight in the ship weight is reduced, the load of the ship is reduced, and the sailing efficiency of the ship is improved.
Owner:WUHAN UNIV OF TECH
IOT invasion monitoring method and device
ActiveCN106603546ASolve the problem of intrusionCharacter and pattern recognitionTransmissionNormal behaviourData mining
The embodiment of the invention provides an IOT (Internet of things) invasion monitoring method and device, relating to the field of IOT safety. The method comprises a step of obtaining the data collected by an IOT sensing layer node by using sensing equipment, a step of establishing an IOT invasion classification model by using a TrAdaBoost method based on the obtained data as training data, wherein the IOT invasion classification comprises an invasion behavior set and a normal behavior set, a step of obtaining the test data collected by the IOT sensing layer node by using sensing equipment again, and carrying out classification judgment by using the IOT invasion classification model, and a step of carrying out interception and alarm processing if the test data is divided into the invasion behavior set. The problem of monitoring the invasion behavior of the IOT sensing layer is solved.
Owner:BEIJING UNIV OF POSTS & TELECOMM
Computer network safety system based on shift register
InactiveCN110830456ASolve the problem of being hackedSolve the problem of intrusionTransmissionShift registerInformation transmission
The invention relates to a computer network safety system based on shift register. The system comprises an information flow transmission module, a computer transmission module, a shift register module, a region simulation module and a region transposition module, the information flow transmission module acquires a network information transmission path; the computer transmission module synchronizesa network information transmission path; the computer transmission module is provided with a plurality of position working points; the position working point measures a clock signal of the information flow; the position working point divides the information flow into a plurality of information segments according to the period condition of the clock signal; the position working point calculates the information entropy of the information segment according to the segmented information segment; the shift register module comprises a plurality of shift registers; wherein the region simulation module comprises a plurality of virtual random spaces, after the information entropies of the information segments calculated by the position working points are repeated and consistent, each region transposition module performs virtual random space exchange according to the spatial position corresponding to each virtual random space, and the region transposition module can perform spatial position exchange on any virtual random space.
Owner:苏州凸现信息科技有限公司
Internet of Vehicles terminal intrusion processing method, device and equipment and storage medium
PendingCN111107152ASolve the problem of intrusionEnsure safetyTransmissionComputer networkThe Internet
The invention discloses an Internet of Vehicles terminal intrusion processing method, which comprises the following steps: obtaining application running information sent by an Internet of Vehicles terminal, and judging whether the Internet of Vehicles terminal is intruded or not by utilizing the application running information; if the Internet of Vehicles terminal is invaded, determining a targetsafety policy corresponding to the application running information from preset safety policy information; sending the target safety policy to the Internet of Vehicles terminal, so that the Internet ofVehicles terminal executes the target safety policy; the method comprises the following steps: judging whether an Internet of Vehicles terminal is invaded or not by obtaining application running information sent by the Internet of Vehicles terminal; when it is determined that the Internet of Vehicles terminal is invaded, target safety policy crossing information is determined in the less safety policy information, and the target safety policy is sent to the Internet of Vehicles terminal so that the Internet of Vehicles terminal can execute the target safety policy to solve the problem that the Internet of Vehicles terminal is invaded; in addition, the invention also provides an Internet of Vehicles terminal intrusion processing device and equipment, and a computer readable storage medium,which also have the above beneficial effects.
Owner:杭州安恒信息安全技术有限公司
Antifouling and anticorrosive marine coating
ActiveCN112521783AAchieve the effect of attachmentGood antibacterial effectAntifouling/underwater paintsPaints with biocidesCelluloseCyclopentene
The invention discloses an antifouling and anticorrosive marine coating which is prepared from polymerized o-toluidine, polytrifluorochloroethylene, aldehyde ketone resin, alkyl succinimide, eucalyptus oil, toosendanin, dicyclopentenyl oxyethyl acrylate, hydroxypropyl methyl cellulose, coumarone indene resin and water-based chlorinated rubber, and the mixture is prepared according to the mass ratio of 7-19: 4.6-5.8: 7.7-9.4: 8-11.2: 6-14: 9-16: 6-8: 4-6: 4-6: 2.7-6.1. The marine coating is excellent in performance, the effective component obtaining mode is simple, convenient and rapid, a shipbody can be effectively protected against seawater erosion influences, and marine neoplasm attachment is effectively prevented.
Owner:北部湾海洋新材料研究院
Data collection method, device, equipment and storage medium
PendingCN112733121AAvoid storageImprove securityDigital data protectionDigital data authenticationAuthorization certificateIdentity recognition
The invention relates to a data collection method, a device, equipment and a storage medium. The method comprises the steps: obtaining a data call request sent by a first terminal, and enabling the data call request to carry a first distributed identity recognition of a data authorization user and an recognition of a data call user; performing identity authentication on a data calling user corresponding to the first terminal according to the data calling request; when the data calling user is authenticated to be legal, allocating a second distributed identity identifier to the data calling user; querying a data authorization certificate of the data authorization user by utilizing the first distributed identity identifier according to the second distributed identity identifier; sending a data authorization request to a second terminal corresponding to the data authorization user according to the data authorization certificate; and after determining that the data authorization user determines authorization, encrypting a request result corresponding to the data call request, and sending the encrypted request result to the first terminal. The method and the device are used for improving the data safety.
Owner:JD DIGITS HAIYI INFORMATION TECHNOLOGY CO LTD +1
Flexible shed tunnel
PendingCN107245961AHit dropSolve the problem of intrusionProtective constructionArchitectural engineeringMechanical engineering
The invention provides a flexible shed tunnel. The flexible shed tunnel comprises a bottom supporting structure and an interception net (3). The bottom supporting structure is provided with a buffering layer, and the interception net (3) is arranged on the buffering layer. The flexible shed tunnel has advantages of high reasonability in energy consumption, high protective energy level and easiness in repair.
Owner:四川蜀通顺成建筑劳务有限公司
Livestock physiological status prediction method and system based on a multivariate logistic regression model
InactiveCN109872011ALow costSolve the problem that the intrusion of infectious diseases cannot be completely preventedForecastingPhysiologic StatesMultivariate logistic regression model
The invention provides a livestock physiological status prediction method and system based on a multivariate logic regression model. The method comprises the steps that physiological information and environment information of livestock are collected through a sensor, the collected relevant data are preprocessed, a cross validation method and grid searching are adopted for training, a multivariatelogistic regression model is obtained, and the optimal multivariate logistic regression model is used for predicting the physiological state of the livestock according to the real-time physiological data of the livestock; According to the method, the physiological condition of the livestock can be judged in time, whether the livestock is normal at the moment or is in common diseases at the momentis predicted, farmers are reminded according to the judgment result, and a user can find the abnormal condition of the livestock in time.
Owner:CHONGQING UNIV OF POSTS & TELECOMM
Intelligent airport runway FOD device and working process thereof
ActiveCN111696390ASolve the problem of intrusionGeological detection using milimetre wavesOptical detectionForeign matterRadar detection
The invention relates to the technical field of photoelectric information, and particularly relates to an intelligent airport runway FOD device and a working process thereof. An airport runway is detected through a millimeter wave radar device, the size and position information of foreign matter is obtained when the foreign matter is detected, and an alarm signal is sent out when it is recognizedthat the foreign matter belongs to real foreign matter with security threats; a laser fog penetration ball machine is arranged to perform automatic video tracking linkage according to the position information of the foreign matter and the alarm signal, and a foreign matter image is captured to obtain video image data of the foreign matter; a FOD management application platform is in real-time communication with the millimeter wave radar device and the laser fog-penetrating ball machine, the alarm signal and the video image data of the foreign matter are acquired, displayed and manually judged,and the real foreign matter with security threats is removed after being judged so that the FOD is detected by combining the radar detection technology and the video image recognition technology, andthe problem of airport runway foreign matter intrusion is solved.
Owner:MCC5 GROUP CORP SHANGHAI
A method for controlling and secure communication of an Internet of Things terminal
ActiveCN111917798BOptimizationEasy to manageKey distribution for secure communicationEncryption apparatus with shift registers/memoriesSecure communicationThe Internet
The present invention provides a method for controlling and secure communication of an Internet of Things terminal. The method includes: numbering an IoT device, generating a corresponding key according to a corresponding number through a back-end encryption server according to a key generation rule, and sequentially writing the key into into the corresponding key card; when installing the IoT device, insert the key card into the card slot of the IoT device; the IoT device sends a request to establish a connection with the corresponding server according to the server address attribute recorded in the key card, After the two parties pass the authentication, the connection is established; when the IoT device communicates with the server, it selects different business servers for connection and access according to different business needs; when communicating, it uses the communication key stored in the key card to generate a The corresponding temporary working key encrypts the sent data, and the server also stores the master key, which can be decrypted after the corresponding temporary working key is generated. Solve security issues in IoT terminal control and secure communication.
Owner:易联众智能(厦门)科技有限公司
Surface acoustic wave filter
The embodiment of the invention discloses a surface acoustic wave filter, which comprises a chip and a resonator arranged on the chip, and further comprises a metal blocking strip which is arranged surrounding the edge of the chip and is used for blocking film coating fluid from invading the resonator in a film coating process. According to the embodiment of the invention, the metal blocking strip is arranged at the edge of the chip of the surface acoustic wave filter, so that the problem that the coating fluid intrudes into the center of the chip in a coating process can be solved, the heat and humidity resistance of the surface acoustic wave filter is improved, and the product yield is improved.
Owner:天通瑞宏科技有限公司
Portable electronic device
InactiveCN101639820AMeet needsSolve the problem of intrusionComputer security arrangementsData transmissionEmbedded system
Owner:PEGATRON
Underwater fixing structure and fixing method for net bodies
PendingCN112160283ASolve the problem of intrusionImprove the protective effectMarine site engineeringMarine engineeringStructural engineering
The embodiment of the invention discloses an underwater fixing structure and fixing method for net bodies. The underwater fixing structure comprises the net bodies, pile bodies and hooks, wherein thepile bodies are fixed underwater, and the plurality of hooks are arranged on the pile bodies; the hooks comprise inner-layer hook bodies and outer-layer hook bodies, the inner-layer hook bodies are fixed to one sides of the pile bodies, and the outer-layer hook bodies are fixed to the outer sides of the inner-layer hook bodies; and each pile body is at least provided with two hooks which are distributed in parallel, one side of each net body is arranged on the inner-layer hook bodies of the two hooks of one pile body, the other side of each net body is arranged on the outer-layer hook bodies of the two hooks of the other adjacent pile body, and the two inner-layer hook bodies and the two outer-layer hook bodies of one pile body are all provided with the net bodies. According to the underwater fixing structure and fixing method for the net bodies, the fixed pile bodies are fully covered with the net bodies, and the adjacent net bodies mutually cover gaps generated by connecting the netbodies with the pile bodies, so that the problem that invaded objects invade through the gaps at the connecting positions between the net bodies and the pile bodies is solved; and the double-layer blocking net structure is arranged at the connecting positions of the pile bodies, so that the protection performance at the pile bodies is improved.
Owner:SHANG HAI YINAI NEW MATERIAL TECH LTD +1
Cloud resource security compliance one-key check system
PendingCN113946813AGuaranteed legalityOptimizationInterprogram communicationDigital data protectionSecurity complianceEngineering
The invention discloses a cloud resource security compliance one-key check system. The system comprises an equipment terminal (client), an MQTT message service module, an authentication service module and an application service module. By adopting the communication system designed by the invention, good safety performance can be ensured when cloud resources are subjected to networking communication, network attacks are not easy to occur, and networking equipment is not easy to steal data and control; a secret key and an authentication mechanism are utilized, so that the configuration and management of the access of the terminal equipment are facilitated, and the legality of the access equipment is ensured; the key is adopted as the attribute of the terminal equipment, so that access authentication and authority management of the terminal equipment are facilitated; different working keys are generated according to different function points, the communication safety can be improved, the safety problem in the aspects of Internet of Things terminal management and control and safety communication can be solved, the management and control mode is simple and effective, and the problem of illegal equipment invasion is solved.
Owner:王怀宇
Hybrid electric vehicle powertrain control method for accelerator pedal control
ActiveCN102310856BImprove economyImprove abilitiesHybrid vehiclesInternal combustion piston enginesPowertrain controlElectric vehicle
The present invention provides a control method for an accelerator pedal controlled hybrid electric vehicle powertrain. The vehicle powertrain controller includes a learning-capable fuzzy logic-based adaptive algorithm that estimates the driver's long-term driving preferences. Adaptive algorithms arbitrate competing requirements for good fuel economy, intrusion immunity, and vehicle handling. Maintain vehicle performance according to the driver's driving style.
Owner:FORD GLOBAL TECH LLC
Shunting anti-crowding turnout automatic control device and turnout anti-crowding locomotive self-stop system
InactiveCN102756746BPrevent fork accidentPrevent the turnout from being crushedSignal boxes station blockingAutomatic controlEngineering
Owner:合肥安迅铁道应用技术有限公司
Acoustic devices and electronic equipment
ActiveCN110446139BLower resonance frequencyAdjustable volumeSingle transducer incorporationLoudspeaker screensVibrating membraneLow frequency band
The invention discloses an acoustic device, comprising: a sounding unit, the sound waves on the front side of the vibrating diaphragm radiate to the outside through the sound outlet; the rear side of the vibrating diaphragm forms a first airtight cavity, and the first airtight cavity A mounting hole is opened on the wall of the cavity, a flexible deformation part is provided on the mounting hole, a second closed cavity is provided outside the first closed cavity, and the flexible deformed part is arranged in the second closed cavity. The sound wave generated during deformation is sealed in the second airtight cavity; a protective cover plate located outside the flexible deformation part is also provided on the installation hole, and the protective cover plate and the flexible deformation part An avoidance space for avoiding the vibration of the flexible deformation part is formed between them; a plurality of air-permeable micro-holes are opened on the protective cover, and the area of each air-permeable micro-hole is less than or equal to 0.2mm 2 . The acoustic device in the present invention can effectively reduce the resonance frequency, and greatly improve the low-frequency sensitivity of the product as a whole.
Owner:GOERTEK INC
Internet of things intrusion monitoring method and device
ActiveCN106603546BSolve the problem of intrusionCharacter and pattern recognitionTransmissionEngineeringMonitoring methods
An Internet of Things intrusion monitoring method and device provided in embodiments of the present invention relate to the field of Internet of Things security. The method includes acquiring data collected by sensing devices at the sensing layer nodes of the Internet of Things; based on the acquired data as training data and using the TrAdaBoost method, establishing an Internet of Things intrusion classification model, wherein the Internet of Things intrusion classification includes An intrusion behavior set and a normal behavior set; obtain the test data collected by the perception device again at the sensing layer node of the Internet of Things, and use the Internet of Things intrusion classification model to classify and judge; if the test data is divided into an intrusion behavior set, then Interception and alarm processing are carried out to solve the problem of monitoring intrusion behaviors at the perception layer of the Internet of Things.
Owner:BEIJING UNIV OF POSTS & TELECOMM
Electronic device, data access verification method, and computer-readable storage medium
ActiveCN107808082BSolve the problem of intrusionEnsure safetyDatabase queryingDigital data authenticationData accessEngineering
The invention discloses an electronic device, a data access verification method and a storage medium, wherein the method comprises: after receiving a data access request, generating a user login interface or acquiring login verification information from a predetermined interface; After the login verification information entered in the user's login interface or the login verification information is successfully obtained from the predetermined interface, the login verification information is verified; after the login verification information is successfully verified, the mapping between the pre-determined primary information interface and the login verification information is performed. relationship, determine the primary information interface corresponding to the current login verification information, and display the determined primary information interface; after receiving the verification request sent by the user based on the primary information interface, perform biometric verification on the current user, and perform biometric verification on the current user. After successful verification, enter the database system. The technical scheme of the invention improves the problem that the database system is easily invaded, and improves the security of the database system.
Owner:PING AN TECH (SHENZHEN) CO LTD
Intrusion detection method, device and equipment for Internet of Vehicles
ActiveCN106792681BSolve the problem of intrusionThe problem of implementing an intrusionTransmissionSecurity arrangementIn vehicleEngineering
This application discloses an intrusion detection method and device for Internet of Vehicles. The method includes: judging whether the message received from the message sending vehicle terminal contains a token number, a time stamp, and a message text package; if the received message contains a token number, a time stamp, and a message text package, sending the token No. and time stamp are sent to the authentication center for authentication, wherein, the token number is requested by the authentication center when the message sending vehicle terminal needs to send a message, and the time stamp indicates the time when the token number is issued; in response to receiving the token number from The certification center's authentication pass message, open the message body package. The application solves the problem that a non-vehicle network registered user maliciously sends a message with a virus to an on-vehicle unit in the vehicle network and realizes an intrusion on the vehicle network.
Owner:BEIJING BANGCLE TECH CO LTD
A kind of antifouling and anticorrosion marine coating
ActiveCN112521783BPrevent adhesionGood effectAntifouling/underwater paintsPaints with biocidesCyclopenteneCellulose
The invention discloses an antifouling and anticorrosion marine coating, which is composed of polymerized o-p-methylaniline, polychlorotrifluoroethylene, aldehyde and ketone resin, alkyl succinic imide, eucalyptus oil, azadirachtin, acrylic acid dicyclopentenyl oxide Ethyl esters, hydroxypropyl methylcellulose, coumarone-indene resins and water-based chlorinated rubbers according to 7-19: 4.6-5.8: 7.7-9.4: 8-11.2: 6-14: 9-16: 6 ‑8: 4‑6: 4‑6: 2.7‑6.1 mass ratio of the mixture made. The marine coating of the invention has excellent performance, and the method of obtaining the active ingredients is simple and fast, which can effectively protect the hull from seawater erosion and effectively prevent the adhesion of marine neoplastic organisms.
Owner:北部湾海洋新材料研究院
Method of suppressing salinity by air bubbles in river estuaries
ActiveCN104294793BReduce intensitySolve the problem of intrusionClimate change adaptationHydraulic engineering apparatusWater qualityWater flow
The invention discloses the river estuary bubble salinity restraining technology and belongs to the technical field of environment friendliness and water quality guarantees. Multiple hoses are laid in a river way and extend along the surface of a dam and the surface of a river bed, the extending direction of the hoses is perpendicular to the flowing direction of a river, the two ends of each hose are fixed, one end of each hose is plugged, the other end of each hose is connected with a main air inlet pipe, the main air inlet pipe is connected with an air blower, and multiple air holes are formed in the positions, located on the river bed, of the hoses. When the river estuary bubble salinity restraining technology is used, bubbles floating from the bottom of the river are generated through air blown through the air blower through the air holes, river section stratified flow mixture is accelerated, and salt water wedges are prevented from being transmitted to the upstream. The river estuary bubble salinity restraining technology is convenient to implement, operation is simple, salt tide upstream tracing is effectively restrained, and the technology is widely applied to river ways along the sea.
Owner:PEARL RIVER HYDRAULIC RES INST OF PEARL RIVER WATER RESOURCES COMMISSION
Through type water ballast tank
InactiveCN106347579AReduce weightReduce loadHull interior subdivisionSelf-bailing equipments/scuppersEnvironmental engineeringEngineering
Owner:WUHAN UNIV OF TECH
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