54results about "Fresh water producing installations" patented technology

The invention provides a system for preparing fresh water by using ship waste heat and marine fresh air, which comprises a dehumidification rotating wheel unit, a regenerated air heating unit, a seawater cooling unit, a water quality purification and disinfection unit, an air pipe and a water pipe, an air supply fan in the dehumidification rotating wheel unit is connected with the regenerated air heating unit through a fourth air pipe; the regenerated air heating unit is connected with a rotating wheel regeneration area in the dehumidification rotating wheel unit through a fifth air pipe, the rotating wheel regeneration area in the dehumidification rotating wheel unit is connected with a seawater condenser in the seawater cooling unit through a fifth air pipe, and a primary water storage tank in a seawater condensation part is connected with a water pump in the water quality purification and disinfection unit through a second water pipe. According to the system for preparing the fresh water by using the waste heat of the ship and the marine fresh air, fresh water self-sufficiency and efficient energy utilization of the ocean ship are realized, and the problems of high energy consumption and high cost of a traditional seawater desalination technology are solved.

A resource supply system, comprising: a floating platform (900) arranged at a water surface; a gas compression device (100) arranged on the floating platform (900) and provided with, communicated with each other, a first gas inlet (110) and a first gas outlet (120; a gas expansion device (200) arranged on the floating platform (900) and used for electrically connecting to a power supply device, the gas expansion device (200) being provided with, communicated with each other, a second gas inlet (210) and a second gas outlet (220), and the second gas outlet (220) being used for discharging gas; a first heat exchange device (300) arranged on the floating platform (900) and provided with, communicated with each other, a first inlet (311) and a first outlet (312), the first inlet (311) being communicated with the first gas outlet (120), and the first outlet (312) being communicated with the second gas inlet (210); and a seawater distillation device (400), the seawater distillation device (400) being able to make a heat exchange with the first heat exchange device (300) and used for communicating with a water supply device.

The invention relates to a catamaran-type houseboat with regenerative energy-producing assemblies for mobile energy production and supply with electrical energy and a water-treatment system for obtaining drinking water from river water or seawater and for sewage treatment, and to a catamaran-type watercraft with integrated crane cross-beam.

The invention discloses a ship waste heat comprehensive utilization device and method, and the device comprises a hot water tank which is heated by waste heat generated by a power system during ship navigation; the seawater desalination system is connected with the hot water tank; the cooling system is connected with the hot water tank and the seawater desalination system; the cabin dehumidification unit is connected with the hot water tank, the cabin dehumidification unit is used for adsorbing humid air in a cabin, the cabin dehumidification unit is connected with the air water taking device, and the air water taking device is connected with the cooling system; the cooling system and the cabin dehumidification unit are connected with the fan coil; wherein the hot water tank provides power for the seawater desalination system, the cooling system and the cabin dehumidification unit through heat energy. The temperature and humidity in the cabin can be driven and adjusted by utilizing the waste heat of the ship during the sailing period of the ship, and meanwhile, water in air is collected and seawater is desalted to generate fresh water.

Boat landing stage for servicing a watercraft (1), comprising a supply unit separate from a land area (11) which is configured to transmit electrical current from the boat landing to the watercraft (1), a power generating device (2) separate from the land area (11) which is configured to supply the supply unit with electrical current, wherein the supply unit is designed to transfer at least one liquid supplying the watercraft (1) from the boat landing to the watercraft (1).

The invention discloses a ship flue gas waste heat comprehensive utilization and carbon storage device, and relates to the technical field of ship energy utilization and environmental protection, and the ship flue gas waste heat comprehensive utilization and carbon storage device comprises a flue gas waste heat recovery unit, a cooling unit, a water circulation subsystem and a carbon capture subsystem; the flue gas waste heat recovery unit is used for recovering waste heat of engine tail gas and cylinder sleeve water; the water circulation subsystem comprises at least one first adsorption bed, an evaporator, an expansion power generation unit and a condenser; the first adsorption bed is used for reversibly adsorbing and desorbing water vapor; the evaporator is used for providing water vapor in the adsorption stage of the first adsorption bed; water vapor desorbed by the first adsorption bed is used for driving the expansion power generation unit to do work and then enters the condenser; the second adsorption bed is used for reversibly adsorbing and desorbing carbon dioxide; the second adsorption bed is used for treating the introduced flue gas in the adsorption stage so as to capture carbon dioxide in the flue gas and conveying the desorbed carbon dioxide to the carbon storage device in the desorption stage. The device is simple in structure and high in energy comprehensive utilization efficiency, and has a carbon capture function.

The utility model provides an ocean rescue capsule which comprises a suspension device of a hollow structure, the bottom end of the suspension device is of an arc-shaped structure, a storage cabinet capable of storing water and food and a fresh water collecting device are arranged in the suspension device, an outer capsule with the top closed is vertically and upwards arranged in the middle of the top face of the suspension device, and the top of the outer capsule is of an arc-shaped structure. A cabin door is rotationally connected to one side of the outer cabin, a transparent observation window is formed in the upper portion of the cabin door, a door handle is arranged on one side of the cabin door, a safety belt is arranged on the inner side wall of the outer cabin, and a stool is horizontally arranged between the two sides of the outer cabin on the lower side of the safety belt; the rescue capsule is low in manufacturing cost, high in safety performance, good in floating performance, large in internal space and sufficient in material, is provided with a positioning system and communication equipment, and can obtain rescue more quickly.

The invention relates to the technical field of lifeboats, in particular to a rescue lifeboat capable of remotely controlling water walking, which comprises a lifeboat body and a fixing mechanism, and a power device and a seawater desalination device are arranged in the lifeboat body; the power device comprises a driving cavity, and a diesel engine and a diesel generator are arranged in the driving cavity; a pair of paddle structures arranged at intervals are installed at the bottom of the boat body and are in transmission connection with the diesel engine, one paddle structure is located on the left side of the bottom of the boat body, and the other paddle structure is located on the right side of the bottom of the boat body; one driving source is adopted, the first propeller and the second propeller can be driven to rotate synchronously, and the movement stability of the boat body can be guaranteed while energy consumption is reduced; the seawater desalination device comprises a desalination box arranged in the driving cavity, a distillation barrel is arranged in the desalination box, the distillation barrel is provided with a liquid inlet and a steam outlet, and a first water pump and a second water pump are arranged beside the distillation barrel; the filtered water is close to the standard of drinking water and is temporarily stored in the water receiving tank through the water receiving pipe.

A water and power generating system is disclosed, comprising at least one renewable energy generator, at least one submerged or floating desalination apparatus configured to be at least partially powered by the renewable energy generator, a controller, a desalinated water output conduit, and an electrical power output. The controller is configured to dynamically adjust the operation of the desalination apparatus in response to variations in available renewable energy and fluctuating demands for desalinated water and electrical power. Also disclosed is a water desalination system comprising a docking platform with a substantially tubular housing, mooring attachments, and ballast for vertical orientation. The docking platform may be connected to multiple floating desalination buoys. The platform may further include electrical and water distribution hubs for interconnection with the buoys and shore-based infrastructure. The desalination buoys may incorporate intake bubble curtain devices and brine dispersal systems to enhance intake quality and manage brine discharge.

The present invention provides an environmentally friendly hybrid propulsion vessel that utilizes both electric power and heat, two forms of energy generated by a fuel cell, and has a steam turbine power source driven by heat as the main power source and an electric motor power source driven by electric power as the auxiliary power source, and obtains propulsion force by rotating a propeller by one or both of them. In order to solve the above problem, the present invention provides a hybrid propulsion device for a vessel that obtains propulsion force by the rotation of a propeller, comprising a fuel cell unit, a power storage device, a steam turbine power source that generates rotational force for rotating the propeller, an electric motor power source that generates rotational force for rotating the propeller, and a power source coupling shaft that transmits the rotational force of the steam turbine power source and the rotational force of the electric motor power source to the propeller.

The present disclosure relates to a biocide generating system for inhibiting bio-fouling within a water system of a watercraft. The water system is configured to draw water from a body of water on which the watercraft is supported. The biocide generating system includes an electrode arrangement adapted to be incorporated as part of an electrolytic cell through which the water of the water system flows. The water system is configured such that biocide treated water also flows to one or more components of the water system that are positioned upstream of the electrode arrangement.

The application provides a device system and a method for energy supply of an ocean-going ship, which comprises a ship central cooling system, a heavy oil hydrogen mixing system, a ship heating system, a solid oxide electrolysis system and a ship wind power generation system; the ship central cooling system comprises a ship engine; a fresh water cooling outlet pipe of the ship central cooling system is connected with the ship heating system; a steam outlet of the ship heating system is connected with the solid oxide electrolysis system; the ship wind power generation system is connected with the solid oxide electrolysis system through an electric power facility; a hydrogen outlet of the solid oxide electrolysis system is connected with the heavy oil hydrogen mixing system; and a fuel oil outlet of the heavy oil hydrogen mixing system is connected with the ship engine. The application can realize multi-stage utilization of energy and effectively recycle waste heat generated by a diesel engine of the ship.

The utility model belongs to the technical field of water treatment, and discloses a ship water system and a ship. The ship water system comprises a living fresh water tank, a technical fresh water tank, a fresh water preparation device and a distilled water tank. Fresh water is pre-stored in the living fresh water tank, and the living fresh water tank is communicated with the first pressure tank so as to convey the fresh water to the living area water supply system and the cabin area water supply system; fresh water is pre-stored in the technical fresh water tank, and the technical fresh water tank is communicated with the second pressure tank so as to convey the fresh water to the cargo compartment area water supply system and the equipment water supply system; the fresh water preparation device can collect seawater and desalinate the seawater into fresh water; the fresh water preparation device is communicated with the distilled water tank, fresh water prepared by the fresh water preparation device is stored in the distilled water tank, and the distilled water tank can be isolated from or communicated with the second pressure tank. By pre-storing the fresh water which does not contain radioactive substances, the domestic water demand and the technical water demand are ensured, emergency water supply can be carried out on the technical fresh water tank by utilizing the fresh water preparation device, and normal operation of ship equipment is ensured.

The invention discloses a marine synergistic steam jet refrigeration system, which comprises a seawater desalination module, a medium circulation module and a steam jet module, and is characterized in that the seawater desalination module is used for converting sucked seawater into fresh water; the medium circulation module comprises a medium circulation shell, a water sprayer and a medium circulation loop, the medium circulation shell is provided with a buffer cavity and a heat exchange cavity which are not communicated with each other, the buffer cavity is communicated with the outlet end of the seawater desalination module and used for sucking converted fresh water, the water sprayer is communicated with the buffer cavity and the heat exchange cavity, and the heat exchange cavity is communicated with the medium circulation loop. And the medium circulation loop is used for spraying the fresh water in the buffer cavity into the heat exchange cavity and comprises a refrigeration part and a heat exchange part which are communicated with each other. The system has the beneficial effects that the main ejector and the auxiliary ejector are matched with each other, the main ejector can continuously extract steam from the heat exchange cavity, the gasification heat absorption speed of fresh water in the heat exchange cavity is guaranteed, the working efficiency of the refrigerating system is improved, and the refrigerating performance of the refrigerating system is guaranteed.

The application discloses a kind of heat management systems applied to hybrid lithium electric power system, comprising: sea water desalination processing device: for the sea water obtained in the process of ship travel is filtered;Lithium battery group: for the power equipment of ship provides electric energy;First temperature sensor: for the temperature of lithium battery group is collected;Oil tank: for the oil required when emergency generator works is stored;Second temperature sensor: for the temperature of oil tank is collected;Emergency generator: for the power equipment of ship provides electric energy;Third temperature sensor: for the temperature of emergency generator is collected;Control system: based on the temperature information conveyed by first temperature sensor, second temperature sensor and third temperature sensor, control sea water desalination processing device, in turn, lithium battery group, oil tank and emergency generator are cooled down.The system is cooled by three levels, to maximize the cooling of seawater to system, realize the reduction of cooling cost.

An environmentally friendly ship propulsion system and a method for propelling a ship. The ship propulsion system comprises an osmosis chamber (1), a pressure relief unit (2) and a desalination unit, the osmosis chamber (1) comprising a high salinity region (11) and a low salinity region (12) separated from one another by an osmotic membrane (13). The pressure relief unit (2) having at least one pressure-motion converter connected to the high-salinity region (11) of the osmosis chamber (1) via high-pressure line (21). The desalination unit is suitable for producing salt or at least high-salinity water and fresh water or at least low-salinity water. A fresh water pipe connecting the desalination unit with the low salinity area (12) of the osmosis chamber (1) and a salt water supply (14) is controllably connected to the high salinity area (11) of the osmosis chamber (1). (FIG. 1a)

The invention relates to devices for producing fresh water from ambient atmospheric water vapour and can be used for producing fresh water, preferably on natural water bodies. A mobile autonomous device for producing fresh water from air at sea is characterized in that it comprises a barge, the bilge of which has a tank disposed therein for storing fresh water from a rain chamber, and pipes which pass through the barge and the rain chamber and are connected in a ring via storage tanks, a circulating pump and a cooler which is disposed at depth in the sea and is attached to the barge by cables, wherein the rain chamber is connected by an air duct to a thermal collector via a fan; disposed between the thermal collector and the rain chamber are a compressor and an expansion valve of a heat pump, the pipes of the heat pump being disposed in the rain chamber and the thermal collector; mounted in proximity to the thermal collector is an electric power generator that is rotated by an underwater turbine which is rotated by kinetic energy from an underwater sea current; and the device is further equipped with a control system, wherein the barge is designed to be capable of changing position relative to the sun to ensure optimal positioning of the thermal collector toward the sun.

Disclosed is a power and freshwater supply system for an ocean integrated platform, falling within the field of offshore integrated power generation technologies and methods. A wind farm, a compressed air energy storage system with heat storage, a vortex tube, a temperature difference energy power generation system, and an energy management system are included. Leveraging the complementary characteristics of wind energy and temperature difference energy, a sustainable power and freshwater supply system for an ocean integrated platform is established, providing clean and reliable energy and freshwater resources for facilities such as islands in deep and distant sea, offshore oilfields, and mariculture.

The invention relates to a marine nuclear waste heat driven compact water and oxygen making system and a control method, and the system comprises a water making unit which comprises a multi-effect evaporator connected to a nuclear energy secondary loop system, the multi-effect evaporator heats seawater to generate steam and condenses the steam into fresh water, and the multi-effect evaporator is connected with a purification device for purifying the fresh water; the oxygen generation unit comprises a solid oxygen candle oxygen generation module and an electrolyzed water oxygen generation module, the solid oxygen candle oxygen generation module takes sodium chlorate as an oxygen source and generates oxygen through a thermal decomposition reaction, and pure water purified by the electrolyzed water oxygen generation module generates oxygen through electrolyzed water; and the control unit dynamically controls the pure water produced by the water production unit to the oxygen production unit according to the ship operation working condition, the oxygen demand and the electrical load, and controls the start and stop and the oxygen production of the solid oxygen candle oxygen production module and the electrolyzed water oxygen production module. The oxygen generation mode can be switched according to the operation state of the nuclear energy ship, the solid oxygen candle oxygen generation module is preferentially used for generating oxygen when power is insufficient, and when power is sufficient, the solid oxygen candle oxygen generation module and the solid oxygen candle oxygen generation module are used simultaneously to better meet different navigation requirements.

The purpose of the present invention is to provide a fresh water system capable of effectively using waste heat of scavenging air cooling water for desalination of seawater in a fresh water device. A fresh water generation system is provided with: a multi-effect fresh water generation device which is provided with a plurality of heaters and a condenser, and which is configured so as to supply water vapor generated by a preceding-stage heater as a heating fluid to a subsequent-stage heater than the preceding-stage heater, and so as to condense water vapor generated by a final-stage heater; a scavenging air cooling water supply line for supplying scavenging air cooling water, which cools scavenging air supplied to the diesel engine, to the scavenging air cooler; and a first heating fluid supply line that is connected to the scavenging air cooling water supply line and that supplies at least a portion of the scavenging air cooling water that has been used to cool the scavenging air in the scavenging air cooler as a heating fluid to the last-stage heater of the multi-effect fresh water generation device.

A system for fresh water generation may comprise an intake device positioned above an ocean or sea surface for capture of moisture-laden air. The system may comprise a condenser in fluid communication with the intake device for condensation of liquid water from the moisture-laden air captured by the intake device. The intake device may be disposed at or moveable to a vertical position above the ocean or sea surface where moisture flux of the moisture-laden air is at or above a predetermined value.

The invention discloses an active heat energy recovery system and method for a ship. According to the system, an active constant-temperature energy storage unit serves as a core, an intelligent auxiliary heating unit, a heat energy distribution and waste heat recovery unit and a flue gas waste heat recovery unit are integrated, main engine cylinder sleeve water and flue gas heat energy are synchronously recovered through double waste heat direct supply paths, and efficient storage and dynamic adjustment of heat energy are achieved by means of a heat insulation and preservation structure and intelligent temperature control circulation. When the main engine is shut down or is in low load, heat is stably supplied by means of an energy storage cabin energy storage and auxiliary heating linkage mode. The problems that in the prior art, waste heat recovery is not comprehensive, the energy storage efficiency is low, and heat supply energy consumption is high and unstable under special working conditions are solved, the energy utilization rate is remarkably increased, the operation cost is reduced, and the system is suitable for various ship heat needing equipment and has extremely high practicability and economical efficiency.

The invention provides an in-situ seawater electrolysis hydrogen production integrated device which comprises an in-situ seawater inlet, a heat absorption coil pipe, a first chamber, a heating coil pipe, a second chamber, an electrolysis chamber and at least one hydrogen storage device, the first chamber is arranged on one side of the second chamber, the electrolysis chamber is arranged on the other side of the second chamber, the heating coil pipe is arranged in the first chamber, and the heat absorption coil pipe is arranged in the second chamber. An inlet of the heat absorption coil pipe is connected to the in-situ seawater inlet, an outlet of the heat absorption coil pipe is communicated to the first chamber, the upper part of the first chamber is provided with at least one steam through hole communicated with the second chamber, the lower part of the second chamber is provided with a condensate water through hole communicated with the electrolysis chamber, and an outlet of the electrolysis chamber is communicated to the hydrogen storage device; the seawater desalination efficiency is remarkably improved, the overall energy consumption is reduced, the common scaling problem in a traditional seawater electrolysis device is avoided, long-term stable operation of equipment is ensured, the maintenance cost is reduced, in-situ consumption of renewable energy sources is achieved, and the device is suitable for an island system and an ocean platform.

To provide a coolant control device of a marine internal combustion engine which can properly control a jacket coolant in a cooling system of a marine internal combustion engine.SOLUTION: A coolant control device 1 of a marine internal combustion engine controls a jacket coolant of a cooling system 50 including a cooler 53 and a waste-heat utilization device 54 at a coolant circulation path 52 of a marine internal combustion engine 51. The coolant control device 1 includes: temperature detection means 2a, 2b which detect a temperature of the jacket coolant passing through the marine internal combustion engine 51; first bypass means 3 which adjusts a bypass flow rate of the jacket coolant which bypasses the coolant 53; second bypass means 4 which adjusts a bypass flow rate of the jacket coolant which bypasses the waste-heat utilization device 54; and control means 10 which controls operations of the first bypass means 3 and the second bypass means 4 based on detection of the temperature detection means 2a, 2b.SELECTED DRAWING: Figure 1

A resource supply system, comprising: a floating platform (900) arranged at a water surface; a gas compression device (100) arranged on the floating platform (900) and provided with, communicated with each other, a first gas inlet (110) and a first gas outlet (120; a gas expansion device (200) arranged on the floating platform (900) and used for electrically connecting to a power supply device, the gas expansion device (200) being provided with, communicated with each other, a second gas inlet (210) and a second gas outlet (220), and the second gas outlet (220) being used for discharging gas; a first heat exchange device (300) arranged on the floating platform (900) and provided with, communicated with each other, a first inlet (311) and a first outlet (312), the first inlet (311) being communicated with the first gas outlet (120), and the first outlet (312) being communicated with the second gas inlet (210); and a seawater distillation device (400), the seawater distillation device (400) being able to make a heat exchange with the first heat exchange device (300) and used for communicating with a water supply device.

The invention relates to the technical field of ro-ro passenger ship building, in particular to a ro-ro passenger ship auxiliary equipment room. The ro-ro passenger ship auxiliary equipment room comprises an air conditioner heat exchange system, a domestic water supply system, a fire fighting system, an anchoring cooling system, a domestic wastewater treatment system, an overflow water discharge system and a double-layer space structure used for installing the systems, and the double-layer space structure comprises an upper-layer space and a lower-layer space. The lower-layer space comprises a first area corresponding to the seawater tank, a second area corresponding to the waste water tank and a third area corresponding to the outboard, and a first power structure of the air conditioner heat exchange system, a second power structure of the domestic water supply system, a third power structure of the fire fighting system and a fourth power structure of the anchoring cooling system are all located in the first area. A fifth power structure of the domestic wastewater treatment system is located in a second area, and a sixth power structure of the overflow water discharge system is located in a third area, so that reasonable arrangement of the systems is realized, and an effective reference scheme is provided for construction of ships of the same type.

The utility model relates to the technical field of seawater distillation and desalination devices, and discloses an ocean tanker waste heat seawater distillation and desalination device which comprises a fresh water generator main body, and an annular heat pipe is mounted on the surface of the fresh water generator main body. According to the ocean tanker waste heat seawater distillation and desalination device, through the arrangement of the preheating mechanism, when the device is used, a large amount of heat can be generated on the surface of the fresh water generator main body, so that the annular heat pipe is arranged on the surface of the fresh water generator main body, and the annular heat pipe is in contact with the surface of the fresh water generator main body and absorbs the heat on the surface of the fresh water generator main body; the tail end of the annular heat pipe is inserted into heat conduction oil, the heat conduction oil absorbs heat on the surface of the annular heat pipe and conveys the heat to the heating ring on one side through the oil conveying pump, the heating ring is installed on the surface of the water injection pipe, seawater in the water injection pipe is preheated in a heat transfer mode, and the energy utilization efficiency in the seawater distillation desalination process is remarkably improved. Energy consumption such as fuel oil is effectively saved, and the operation cost of the ocean tanker is reduced.

The invention discloses a modular offshore wind-light hydrogen storage energy platform, and belongs to the technical field of offshore comprehensive energy utilization. The platform comprises an energy working area and a berthing area connected with the side edge of the energy working area, the energy working area is arranged in an upper layer and a lower layer, the lower layer is closed and comprises a hydrogen production module, an energy storage module, a seawater desalination module, an electrical module and a central control module, and the upper layer is open and comprises a hydrogen storage module and a photovoltaic power generation module; the berthing area is provided with a berthing operation module and comprises berths, a berthing operation area and a crane, and the crane is arranged on the upper layer of the energy working area; wherein aisles are arranged among modules on the lower layer of the energy working area, and firewalls are arranged on the two sides of the aisles; and the central control module is in telecommunication connection with all other modules. The platform is clear and reasonable in working line, perfect in layout scheme, high in space utilization rate and capable of effectively improving the working efficiency, safety and stability of offshore energy.

The large ship comprises a water inlet, a motor, a rack, a circular valve, a filter screen, a water inlet pipeline, a windscreen wiper, a large centrifugal pump, a water lifting pipe, a one-way valve, a first piston connecting rod mechanism, a water drainage barrel, a tail water pipe, a tail water pushing pipeline, a water cylinder, a second piston mechanism and a mechanical energy power generation device. Power is provided for a large ship through the hydraulic ram power generation system, a piston is pushed by water hammer effect force to do work for power generation, and all-weather fuel-supply-free operation is achieved. Meanwhile, pumping water and tail water are recycled for zero-cost seawater desalination, and waste heat of the steam turbine can be synchronously used for desalination treatment; the high-efficiency energy conversion is realized by combining a switched reluctance generator set, the mute characteristic is realized, fossil fuel and nuclear power can be replaced, and the targets of long endurance and carbon neutralization are realized.