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199 results about "Marine transportation" patented technology
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Multi-spectral image ship detection method based on selective visual attention mechanism
InactiveCN102096824AMeet the requirements of real-time processingProven validityCharacter and pattern recognitionComplex mathematical operationsComputation complexityMulti dimensional
The invention belongs to the technical field of remote sensing image target detection, and in particular relates to a multi-spectral image ship target rapidly detection method based on a selective visual attention mechanism. The method comprises the following steps: constructing a multi-dimensional database into a biquaternion form; and extracting a salient region for detecting a salient object by use of the phase spectrum of biquaternion Fourier transform, thereby achieving integrated treatment of the multi-dimensional data and fully utilizing the information of the spectrum domain and the space domain. By utilizing the method, the defects of the conventional multi-spectral image ship detection method, such as high calculation complexity and complex parameter setting can be effectively overcome. The test results of the analog data and real multi-spectral remote sensing data show that the method has the advantages of good detection result and stronger robustness to noises. The method has great application value in fields of the marine fishery, marine transportation regulation, marine military monitoring and the like.
Owner:FUDAN UNIV
Automation container boat, dock and using method of warehouse transportation system composing the automation container boat and dock
ActiveCN101085658ASave time in portMove quicklyLoading/unloadingStorage devicesMarine engineeringLand resources
The automatic container boat and an automatic discharge tier is increased in shipping capacity and economic benefits, with flexile adaptability to large scale container ship, simplified in tier construction, economical in land resource, reduced in investment, forming a computerized, quick, safe, on time, economical, no misplacement ocean transportation.
Owner:游勇
Securitization of transportation units
InactiveUS20190272589A1Digital data information retrievalBuying/selling/leasing transactionsAviationData transformation
Implementations of various securitization methods and systems of transformed transportation units based on a network, GPS system, mobile computing devices, servers, transportation unit data transformations, forward commodity market servers, grouping instructions for virtual hubs, transparent open access pricing systems, blockchain audit and safety instructions, virtual hub instructions, banking and credit account instructions, priced based GPS map routing algorithms in a simple easy to use graphical user interface format for mobile, audio interface or virtual interface computing over various mediums which are connected via a network to transact and trade transformed transportation capacity units in airline transport, subway transport, train transport, automobile transport, autonomous vehicle transport, taxi transport, space transport, package freight transport, tractor trailer freight transport, cargo freight transport, container freight transport, virtual transport, underground transport, ship or sea transport, public transport, private transport or drone transport on a computer, mobile computer device, audio computer device, virtual reality computer device or mixed reality computing device.
Owner:CIRCLESX LLC
LNG tanker and method for marine transportation of LNG
InactiveUS20100162939A1Meet high volumeEasy constructionLarge containersNon-pressured vesselsFuel tankProduct gas
An LNG tanker is provided which can have larger tank capacity for its hull size, be easily built, and reduce the sloshing in membrane type tanks during a heavy weather. The foremost LNG tank is made in a spherical independent type (24), and each of subsequent tanks is made in membrane type (26). The membrane type of tank has heat insulating material on the inner shell of a double hull with its surface covered by membranes. During the voyage, the liquid cargo (LNG) in the spherical independent type tank is transferred to membrane type of tanks, thereby to compensate LNG losses caused by generation of boil-off gas in the membrane type tanks.
Owner:MORIMOTO
Mobile harbor for marine transportation system
Provided is a mobile harbor capable of loading and unloading cargo with a ship being at anchor in the sea far from the shore, not coming alongside the pier of a stationary harbor. The mobile harbor includes a self-propulsion apparatus and a loading / unloading apparatus such that cargo can be loaded from a ship to a mobile harbor or unloaded from the ship to the mobile harbor after the mobile harbor comes alongside and couple to the ship far from the land.
Owner:KOREA ADVANCED INST OF SCI & TECH
Polypropylene fiber whole-coral aggregate concrete and preparation method thereof
The invention discloses polypropylene fiber whole-coral aggregate concrete and a preparation method thereof and relates to the technical field of building materials. The polypropylene fiber whole-coral aggregate concrete is prepared from the following components according to the proportion of kg / M<3>: 600-750kg / M<3> of cement, 0-150kg / M<3> of admixture, 200-262.5 kg / M<3> of water, 700-860kg / M<3> of fine aggregate, 500-660kg / M<3> of coarse aggregate, 0.91-2.73kg / M<3> of polypropylene fiber and 5-11kg / M<3> of water reducing agent. Compared with the existing coral aggregate concrete, the polypropylene fiber whole-coral aggregate concrete disclosed by the invention has the beneficial effects that (1) coral reef, sand and seawater of open-sea island reefs are fully utilized and obtained locallyso as to replace scare terrigenous common sandstone and fresh water; (2) the purposes of overcoming the shortage of raw building materials, reducing marine transportation cost and shortening the construction period can be achieved; (3) the benefit for strengthening the construction of national open-sea island reef engineering is achieved, and the needs of national marine strategy are met.
Owner:INST OF ROCK & SOIL MECHANICS CHINESE ACAD OF SCI
Systems and methods for transporting fluids in containers
Improved systems and methods for transporting fluids in containers are provided. Such improved systems and methods include floatable container vessels having one or more fluid containers and self-propelled marine transportation vessels that are adapted to be ballasted downwardly to permit the floatable container vessels to be floated onto or off of the marine transportation vessels, and are adapted to be deballasted so as to raise the floatable container vessels out of the water for transportation to another location.
Owner:EXXONMOBIL UPSTREAM RES CO
Method of marine transportation of unsweetened natural gas
Marine transportation of natural gas is disclosed, including: a) removing a free water stream and a condensate stream from the source of raw natural gas to produce a dew-pointed unsweetened natural gas stream at an offshore supply location; b) subjecting the dew-pointed unsweetened natural gas stream to a selected level of dehydration to produce a partially dehydrated unsweetened natural gas stream at the offshore supply location; and c) transporting at least a portion of the partially dehydrated unsweetened natural gas stream in a gas containment system onboard a gas carrier vessel from the offshore supply location as a feed source of natural gas to an acid gas removal facility or an LNG production facility located at an offloading location.
Owner:WOODSIDE ENERGY TECH PTY LTD
AIS big data-based marine transportation statistical system and statistical method thereof
ActiveCN112862321AExcellent operabilityExcellent practicalityRelational databasesEnergy-efficient information retrievalAnalytic modelData access
The invention discloses an AIS big data-based marine transportation statistical system and a statistical method thereof, and aims to form a specific basic database and a data analysis model through continuous data mining and experience accumulation on the basis of real-time and historical AIS data in combination with mining knowledge bases such as ship archives, port data and investigation and survey data under the assistance of online processing and finally automatically and regularly output statistical indexes such as ports, offshore channels and goods transportation volume, and dynamic information related to various commodities and ships, and support open type editing operation, visual interactive display and report export. According to the statistical system and the statistical method, an AIS big data platform oriented to sea transportation statistics is provided, a sea transportation statistics AIS big data mining analysis model is constructed, and a whole set of technical solutions of AIS data access, cleaning, storage management, mining analysis, index product generation and the like are formed; and a high-quality, timely and accurate marine transportation industry statistical index product can be provided for marine economic management.
Owner:NAT MARINE DATA & INFORMATION SERVICE
Liquefied natural gas carrier vessel, and marine transportation method for liquefied natural gas
Intended is to provide an LNG tanker, which can have a large tank capacity and which can be easily constructed. Further intended is to reduce the sloshing of a membrane type tank in a rough weather. The foremost LNG tank is constituted of a spherical independent type tank (24), and all succeeding tanks are constituted of membrane type tanks (26). Specifically, the membrane type tanks (26) are formed by performing a heat insulation in the hull inner shell and by covering their surfaces with membranes. During the voyage, the liquid cargo (LNG) in the spherical independent type tank (24) is transferred to the other membrane type tanks (26), thereby to restore the quantity of the liquid cargo, which has been reduced by the generation of the boil-off gas, of the membrane type tanks (26).
Owner:森元信吉
System and method for controlling network configuration for moving object
InactiveUS20100135187A1Save powerWireless architecture usageData switching by path configurationEngineeringMarine transportation
Provided are a system and a method for controlling a network configuration for a moving object. A monitoring device attached to the moving object, that is, a container loading a cargo, recognizes loading and moving circumstances of the container, construct a network with other containers according to the circumstances and performs connection / disconnection of the container to / from a network and maintenance of the connection until the container departs the origin and arrives at a destination through overland transportation and marine transportation. Accordingly, the state of the container is monitored, monitoring information is transmitted to a container administrator and the power of the monitoring device which constructs an optimized network with other monitoring devices according to container circumstances is saved.
Owner:DONG A UNIV RES FOUND FOR IND ACAD COOP
Self-lifting type multifunctional ocean platform and work method thereof
ActiveCN105862696AEasy to integrateWide spaceArtificial islandsUnderwater structuresWell drillingCantilever
The invention discloses a self-lifting type multifunctional ocean platform and a work method thereof and belongs to the technical field of marine transportation and ocean engineering technology. The multiple functions of the platform are combined to realize well drilling, well repairing, household self-holding and small-scale drilling. The self-lifting type multifunctional ocean platform mainly comprises a platform upper-layer deck, a machinery deck, cylindrical pile legs, a crane, pile shoes, a helicopter deck, a fore body lateral pushing part, a derrick, a tail thruster, pile shoe containing zones, a pile driver slideway, an LNG tank body, a pile driver, a main machine and the like. The self-lifting type multifunctional ocean platform meets the existing ocean engineering development requirement, achieves various operations such as ocean platform well drilling, well repairing, household self-holding and small-scale drilling, has the all-weather operation capability and long self-holding capability and adopts a cantilever drilling mode and advanced pile leg lifting equipment, drilling equipment and generating equipment. The self-lifting type multifunctional ocean platform is higher in integration capacity, has the well drilling, well repairing and small-scale drilling capacities, has a broad deck space, is provided with a natural gas collecting and compression treatment device and a corresponding power system, and is economical, efficient and high in engineering applicability.
Owner:DALIAN UNIV OF TECH
Double-body movable culture work ship
InactiveCN112021240ARelieve pressureImprove qualityClimate change adaptationPisciculture and aquariaMarine cultureMarine engineering
The invention discloses a double-body movable culture work ship. The ship is characterized by comprising a first ship body, a second ship body and a plurality of lifting net cages, wherein the first ship body and the second ship body are oppositely arranged at the side faces of the ship and used for providing main buoyancy, and the lifting net cages are arranged between the first ship body and thesecond ship body and connected with the two ship bodies; and closed circulating water industrial aquaculture of small-size fishes is carried out in the two ship bodies, and wild aquaculture of large-size adult fishes is carried out in the lifting type net cages in a relaying manner. According to the ship, the advantages of a closed culture mode and an open culture mode are organically integrated,and offshore wild culture from the small fries to the adult fishes is achieved. Compared with open type net cage culture, marine culture can be started from the small-specification fish fries, the pressure of land or near-shore net cage culture on the environment is reduced, and meanwhile the marine transportation cost of large-specification fishes is reduced; and compared with full-closed type culture, the ship has the advantages that low-density open type wild culture is adopted in later-stage culture, and the quality and selling price of bred fishes are higher.
Owner:708TH RES INST OF CSSC
Sea containers including at least one dissolvable and/or pressure-sensitive sacrificial plug and/or vent
InactiveUS20080203093A1Reduce the possibilityLarge containersSealingMarine engineeringPressure sensitive
Certain example embodiments of this invention relate to sea containers. More particularly, certain example embodiments of this invention relate to a sea container including an interior region suitable for storing one or more movable goods. At least one sacrificial plug is located in a first side of the container. At least one vent is located in a second side of the container. The at least one sacrificial plug and / or the at least one vent is / are suitable for allowing water to enter into and / or air to exit out of the sea container. The at least one sacrificial plug and / or vent may be a pressure-sensitive sacrificial plug. Alternatively or in addition, the at least one sacrificial plug and / or vent may be dissolvable (e.g., dissolvable in water). Thus, when such sea containers fall off of a ship, they may provide a suitable window for recovery but also reduce the likelihood that damage will be done to other ships.
Owner:SKULNICK STEVEN L
Container-transporting frame and method of installing a container in a frame
InactiveUS20070295724A1Easy to recycleEasy to operatePackage recyclingLarge containersEngineeringMechanical engineering
A type of frame utilized in transporting a container. The frame includes top and bottom frames which each have two corner fittings and four corner posts, The four corner posts are connected to the four corners of the top and bottom frames respectively through a first detachable fastener combination whereby the hole distance of the two corner fittings falls in an approximate range of 2260 mm. A method is also providing for installing a container into the frame. The frame and method of installation are utilized for special containers utilized as trailers in marine transportation. The transporting frames are used for both hoisting and stacking containers, which are easy to recycle and operate.
Owner:TIANHUA HUANG +4
Self-balancing suction penetration bucket foundation of offshore wind power generating set and construction method thereof
InactiveCN101705920AWith self-balancing anti-tilt functionIncrease drainage volumeArtificial islandsWind motor assemblyElectricityOffshore wind power
The invention discloses a self-balancing suction penetration bucket foundation of an offshore wind power generating set and a construction method thereof. The bucket foundation comprises a skirt-shaped part of the bucket, a bucket cover and a connecting cylinder which are fixedly connected with each other sequentially from the bottom to the top, wherein a nozzle is fixedly arranged on the end face at the bottom of the skirt-shaped part of the bucket; a displacement sensor is fixedly arranged on the connecting cylinder; and a connecting cylinder top plate is arranged in the connecting cylinder. The bucket foundation of the invention has self-balancing and anti-inclining functions during the suction penetration. Through hermetically fixing a sleeve on the bucket cover and using the space which is formed by the sleeve, the bucket cover and the connecting cylinder, the bucket foundation can float on the sea surface and perform towage transportation without a special barge so that the marine transportation and the suction penetration construction process are simple and the cost thereof is low.
Owner:ZHEJIANG UNIV
Multi-layered nodal network topology for a multi-modal secure forward market auction in transportation capacity and space
PendingUS20200125999A1Reduce capacityReservationsBuying/selling/leasing transactionsMixed realityNetwork topology
Implementations of various methods and systems of a network, GPS system, mobile computing devices, servers, forward commodity market servers, grouping software for hubs, transparent open access pricing systems, blockchain audit and safety methods and systems, virtual hub systems, algorithm methods for no arbitrage conditions in a simple easy to use graphical user interface format for mobile or virtual computing over various mediums which are connected via a network to transact and trade transportation seats or capacity units in airline transport, subway transport, train transport, automobile transport, autonomous vehicle transport, taxi transport, space transport, package freight transport, tractor trailer freight transport, cargo freight transport, container freight transport, virtual transport, underground transport, ship or sea transport, public transport, private transport or drone transport on a computer, mobile computer device, audio computer device, virtual reality computer device or mixed reality computing device.
Owner:CIRCLESX LLC
Power supply system for crane
InactiveUS8499911B2Prevent derailment and turnover accidentReduce riskTrolley cranesTravelling cranesTruckMarine transportation
Owner:MITSUI E&S MACHINERY CO LTD
Thermoplastic and thermosetting resin reinforcement mesh
The invention discloses a thermoplastic and thermosetting resin reinforcement mesh that is formed by immersing mesh cloth in resin solvent. The resin solvent consists of the following components: 30.0-58.0 percent of thermoplastic phenolic resin; 15.0-25.0 percent of thermosetting phenolic resin; 0.1-2.0 percent of coupling agent; 1.0-5.0 percent of plasticizer; 0.5-8.0 percent of crosslinker; 0.4-2.0 percent of molecular chain control agent; and 25.0-28.0 percent of solvent. The product has the advantages of being excellent in weather resistance, meeting the requirements of different regional customers and especially adapting to damp and megathermal climate of oceans; overcoming the difficulty that common resin meshes are easy to become sticky and discolor during long term of marine transport; enhancing the adhesion between resin and glass fiber, promoting the tensile strength of the mesh and lowering the elongation rate; and simultaneously solving the interface adhesion technology between the mesh resin and sand, improving the adhesion strength between the mesh resin and the sand, bearing high-speed run and not dropping sand and prolonging the service life of grinding wheels.
Owner:JIANGSU JIUDING NEW MATERIAL CO LTD
Protective device used for draught fan marine transportation and transportation installation system including the same
ActiveCN103129837AImprove buffering effectSmooth shippingPackaging vehiclesContainers for machinesMarine engineeringTower
The invention discloses a protective device used for draught fan complete machine marine transportation and used for preventing collision and reducing swing and a draught fan marine transportation installation system including the protective device. The system comprises a transportation installation vessel and a lifting system arranged on the transportation installation vessel and used for lifting and fixing a draught fan, the lifting system comprises a tower and a platform arranged on the tower, one side of the platform is provided with an opening part, a tower barrel of the draught fan passes through the opening part and enters the interior of a space of the platform, the protective device is arranged between the platform and the tower barrel of the draught fan, and the protective device comprises a plurality of air bags which are arranged between the platform and the tower barrel of the draught fan and contact the tower barrel in an extruding mode. Thus, contact and the collision between the drought fan and the lifting system can be avoided, and sway of the transportation installation vessel can be reduced during a draught fan marine transportation and installation process.
Owner:江苏道达风电设备科技有限公司
Guide rail slipping type anti-pirate oil atomizing mechanism
InactiveCN101712017ABodily injurySmooth maintenanceVessel cleaningHullsSocial benefitsEconomic benefits
The invention relates to a guide rail slipping type anti-pirate oil atomizing mechanism, belonging to the technical field of anti-pirate equipment of naval architectural and ocean engineering. In the guide rail slipping type anti-pirate oil atomizing mechanism, guide rails are arranged on a left shipboard and a right shipboard to control the movement of a sliding block and the position of a nozzle, thereby controlling an oil atomizing range. When finding that pirates hook ladders or ropes on the shipboards, base frames are promoted to slide nearby the ladders or the ropes through the sliding block according to corresponding orders, and meanwhile, high pressure lubricating oil is sprayed downwards through the nozzle to prevent the pirates from boarding the ship, enable the pirates to lose attack ability, and achieve the purpose of protecting the safety of the ship, staff and cargoes. The facility provided by the invention causes no body injury on the pirates and accords with relevant regulations of International Maritime Organization. The device provided by the invention has the advantages of low cost, convenient control and operation, reliable effect, obvious economic benefit and social benefit, and has great significance on adapting to current furious trend of piracy on the sea, and protecting marine transportation safety and maintaining smooth sea-lane.
Owner:SHANGHAI JIAO TONG UNIV
Steam methane reforming hydrogen production device and process
ActiveCN112607705ASimple designSufficient supplyHydrogenEnergy inputCombustion chamberHydrodesulfurization
The invention discloses a steam methane reforming hydrogen production device and process. The device comprises a feeding pipe at the top, a discharging main pipe, a gas mixer, a plurality of double-pipe steam methane reforming SMR reactors in the middle, a combustion chamber, a fuel gas inlet pipe at the bottom and a combustion waste gas outlet pipe. Mixed raw material gas of the steam and the natural gas subjected to hydrodesulfurization purification treatment enters a double-tube SMR reactor to be subjected to a reforming reaction; the obtained synthesis gas enters a low-temperature water-gas shift reactor to enable CO to react with water vapor to generate H2 and CO2, and recovering heat of mixed gas generated by reaction through a heat exchanger; and the cooled reaction gas enters a PSA system to be subjected to gas separation, and waste gas left after hydrogen separation is used as fuel to enter a combustor to provide energy for SMR reaction. Compared with the prior art, the process provided by the invention can improve the heat efficiency and the hydrogen production rate to the maximum extent, and is not only suitable for on-site hydrogen refueling stations, but also suitable for hydrogen refueling systems of marine transportation tools in coastal areas.
Owner:TAIYUAN UNIV OF TECH
System and related methods for marine transportation
InactiveUS7445531B1Promotes relative motionObstruct passagePropulsive elementsMulti-stage pumpsMarine engineeringMarine transportation
A system and related methods for manned and / or unmanned marine transportation involving equipping a vessel capable with a linear pump for propelling the vessel through or substantially over a body of water.
Owner:ROSS ANTHONY C +1
Floating-body type solar energy navigation light
The invention relates to a navigation light which plays an indication role in marine transportation, in particular to a floating-body type solar energy navigation light which comprises a floating body part and a light-emitting diode light body arranged on the floating body part, wherein the floating body part comprises a bowl-shaped body made of light materials, a counterweight body is attached to the bottom in the bowl-shaped body, a solar energy accumulation board is arranged on an opening end cover of the bowl-shaped body, and a storage battery connected with the solar energy accumulation board and a control circuit board of the storage battery are both fixedly arranged in the bowl-shaped body; the light body is fixedly and vertically connected with the center of the solar energy accumulation board through the bottom end of a light pole, and leads of the light-emitting diode light body are arranged in the light pole in a perforation way and connected with the control circuit board. The invention mainly solves the technical problems that the using cost of products needs to be further increased in the fixed arrangement mode of the prior navigation light, can fully utilize the inexhaustible and limitless environmental-friendly energy resources and reduces the using cost.
Owner:SHANGHAI MINHANG HIGH SCHOOL +1
Ship wandering detection method based on AIS data
ActiveCN112182133AEnsure safe navigationImprove securityAnti-theft devicesGeographical information databasesShip safetyData mining
The invention discloses a ship wandering detection method based on AIS data, and the method can achieve the detection of the wandering behaviors of a ship according to the obtained AIS track data of the ship and the massive track data, classifies the wandering behaviors of the ship, and summarizes the relation between the tracks of four types of typical abnormal motion behaviors of the ship and adefined variable. According to the relationship between the ship motion trail characteristics and the statistical parameters, analysis is performed and the abnormal wandering behavior of the ship is detected according to the trail distribution condition in the grid. After the ship AIS track is filtered and smoothened, a global space-time grid index is established, gridding processing is conductedon the ship track, ship abnormal motion is detected according to ship abnormal behavior track characteristics, and abnormal classification alarming is conducted on ship motion behavior track abnormity. The ship wandering behavior detection can provide decision support for marine safety supervision, enhances marine traffic safety, ensures safe sailing of the ship, and has important significance forpromoting marine transportation to be safe, efficient and smooth.
Owner:NANJING BEIDOU INNOVATION & APPL TECH RES INST CO LTD
53-foot container
InactiveCN101468742ALarge capacityShorten the transportation cycleLarge containersMechanical engineeringMarine transportation
The invention provides a brand-new 53 foot gooseneck type container capable of being simultaneously used for overland transportation and marine transportation, wherein the bottom surface of the container is provided with a gooseneck groove with a depth of 120 millimeters; one or more than one beam is uniformly distributed inside the gooseneck groove; and the height of the beam is 41 millimeters. The invention also provides a twist lock for connecting corner fittings of the 53 foot container. The twist lock comprises an upper locking head, a lower locking head and a base, wherein the base comprises an upper end part, a lower end part and a middle part; and the area of the surface contacting the corner fittings when the middle part connects the corner fittings is approximately equal to the area of the bottom surfaces or the top surfaces of the corner fittings. The 53 foot container and the twist lock can realize stacking of a plurality of containers for marine transportation, greatly reduce the transport cost and shorten the transport cycle of cargoes.
Owner:美国总统轮船私人有限公司
Financial swap index method and system on transportation capacity units and trading derivative products based thereon
ActiveUS20200011683A1Avoid serious wasteReduce congestionMarket predictionsInstruments for road network navigationMixed realityTransportation capacity
Owner:CIRCLESX LLC
Components and parts of assembling type building structure and building comprising same
PendingCN108130950AMeet building performanceMeet export requirementsBuilding roofsWallsMortise and tenonEngineering
The invention discloses components and parts of an assembling type building structure and a building comprising the same and belongs to the field of buildings. The components and parts comprise a plurality of roof-board structure frames and a plurality of wall-surface supporting frames, wherein the mortise and tenon connection structures are used for connection of the roof-board structure frames and connection of the wall-surface supporting frames; sleeve-inserting type connecting structures are used for connecting the roof-board structure frames and the wall-surface supporting frames. The components and parts are a platy green assembling type building system convenient in installation, meet the building performance, are suitable for export and aid for foreign countries, and adapt to the construction level of undeveloped regions; wall bodies and roof boards can be repeatedly utilized and can be produced in a batched and pipelining manner, and an integrated design, modular production and assembling construction are realized, so that the construction period can be shortened, the labor efficiency can be improved, and the components and parts integrated with the building structures canbe effectively conveyed to overseas countries for installation by a manner of marine transportation under the condition of increasing the boxing rate as high as possible so as to meet the export requirement.
Owner:北京善筑科技股份有限公司
Multifunctional workboat with buoyancy adjusting carrying platform and operation method of multifunctional working ship
ActiveCN111645810ALower performance requirementsCompact structureTowing/pushing equipmentCargo handling apparatusBuoyancy regulationMarine equipment
According to the multifunctional workboat with the buoyancy adjusting carrying platform and the operation method of the multifunctional workboat, during marine transportation, marine equipment can becarried on a loading deck of a water surface boat in a dry mode and can also be tied and fixed to the deck of the buoyancy adjusting carrying platform; during laying, the ocean equipment is transferred to the buoyancy adjusting carrying platform by means of a rail and a flatcar on the loading deck, and laying and recycling operation of the ocean equipment is implemented by means of linkage of a buoyancy adjusting system of the buoyancy adjusting carrying platform and a plurality of winches on the main deck of the working ship. The buoyancy adjusting system of the carrying platform is used forbalancing the gravity and buoyancy of the carrying platform and the ocean equipment as a whole. Therefore, the requirement for the performance of the winch on the main deck is greatly lowered, only small tension needs to be provided to maintain the depth of the carrying platform, and the carrying platform is lighter, more flexible, economical and reliable compared with an A frame, a floating craneand the like used for offshore hoisting.
Owner:CHINA SHIP SCIENTIFIC RESEARCH CENTER (THE 702 INSTITUTE OF CHINA SHIPBUILDING INDUSTRY CORPORATION)
Environment-friendly nodular cast iron antirust oil
PendingCN112011391APlay a role in corrosion inhibitionAnti-rustLubricant compositionLanolinDuctile iron
The invention discloses environment-friendly nodular cast iron antirust oil which comprises the following components in parts by weight: 0.2-1 part of a corrosion inhibitor, 17-26 parts of an antirustagent, 0.1-1 part of an antioxidant, 1-3 parts of a film-forming agent, 2-8 parts of a dispersing agent, 30-50 parts of base oil and 20-50 parts of environment-friendly solvent oil. The antirust agent comprises lanolin metallic soap and mahogany petroleum sulfonate. Under the condition that barium and other heavy metal elements are not contained, the salt mist resistance, the damp-heat resistanceand the water replacement performance of the ductile iron casting all reach the rust prevention effect of barium-containing rust prevention oil, the long-term marine transportation rust prevention requirement can be met, and marine transportation is facilitated; and because of not containing barium and other heavy metal elements, the application range is wider, and export is facilitated.
Owner:希玛石油制品(镇江)有限公司
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