30 results about "Scientific expeditions" patented technology

The invention discloses a collector for sea water on the surface of a polar region. The collector comprises a water pumping device, a filter device and a fixed device, wherein the water outlet end of the water pumping device is connected with the filter device; the fixed device is arranged below the filter device; the water pumping device comprises a gear pump, a throttle valve, a pressure gauge, a fixed guide tube support, a water inlet, a water outlet guide tube and a flaring; the filter device comprises a primary filter unit, a secondary filter unit, a residue drain port and an outer housing; a through hole is formed in the middle of the upper end of the outer housing; the water outlet guide tube penetrates through the through hole; the primary filter unit is arranged just under the flaring; the secondary filter unit is arranged just under the primary filter unit; the lower end of the outer housing is connected with the residue drain port; the fixed device comprises supporting seats and screws; one ends of the supporting seats are fixedly connected with the outer housing, and the other ends of the supporting seats are connected with the screws. The collector is used for removing ice particles in collected sea water during scientific expeditions in the Antarctic and the Arctic, so that real and accurate original data of the collected sea water can be ensured. The collector is simple in structure and low in manufacturing cost.

The invention discloses a scientific investigation ship capable of low-speed and constant-speed towing operations, including a hull, a towing mechanism with a towing cable and a cable winch arranged on the hull, and a control system. The control system includes a measuring part, a control part, the power part and the thruster part, the control part includes a controller with a parameter setting input unit, and a computer software system connected with the controller, and also includes when the ship sails at a constant speed according to the set course and speed, when the ship is subjected to lateral When the wind and sea current act, a signal is sent to the controller, and the controller sends a reverse compensation to the thruster part, an automatic adjustment system that quickly adjusts the ship's heading to rotate in the direction of the resultant force of the wind and sea current. The invention can ensure that when the ship needs to adjust the heading due to lateral resistance, it can still pull the towline accurately and stably, avoiding the impact on detection instruments such as underwater acoustic equipment caused by resistance such as waves and currents, and making the data of towing detection more accurate .

A giant gully-crossing vehicle for polar scientific expeditions, including a gully-crossing bridge and a vehicle body. The vehicle body includes a stage and a travelling portion. The stage includes a top platform, a front bottom plate, a rear bottom plate and a multifunctional lock platform assembly. The front bottom plate and the rear bottom plate are capable of sliding independently relative to the top platform. The travelling portion includes a first travelling component, a second travelling component, a third travelling component, a fourth travelling component, a fifth travelling component and a sixth travelling component which are symmetrically provided at left and right sides of the stage and below the stage. Bridge bodies of the bridge components can be assembled to two gully-crossing bridges, and are connected to the multifunctional lock platform assembly when crossing gullies.

The invention discloses a scientific research ship with an rolling stabilizing water compartment system. The scientific research ship is provided with a hull and a cabin, the cabin is internally provided with an rolling stabilizing water compartment system, the rolling stabilizing water compartment system comprises a water compartment body which is composed of a left compartment, a right compartment and a connecting compartment which is communicated with the left and right compartment, the water compartment body is internally filled with liquid and comprises left and right adjusting compartments which are arranged in the left and right compartments respectively, a baffle which penetrates through the connecting compartment to divide the connecting compartment into a lower connecting compartment and an upper connecting compartment is arranged on the part between the left and right adjusting compartments, left and right rapid adjusting compartments are formed in the parts between the leftand right adjusting compartments and the outer side walls of the left and right compartments respectively, and rapid adjusting devices and air pressure adjusting devices which are used for controlling the heights of liquid levels of liquid in left and right passive compartments are arranged in the left and right adjusting compartments respectively. The rolling stabilizing water compartment systemhas the advantages that the rolling stabilizing water compartment system can effectively operate within a wider frequency range, and rolling increasing does not take place both in low and high frequency ranges.

The invention aims at the safety arrangement requirement of the existing gliding turbulence profiler, the invention relates to a gliding turbulence profiler distribution device and an operation methodthereof, the device is fixed on the operation deck of a scientific research ship, A hydraulic pump station is used to drive the hydraulic cylinder and the motor to provide power, the gliding turbulence profiler is transported from the operation deck to the sea surface by a rotary mechanical boom, then switch on the electromagnetic switch of the glide track between the glide turbulence profiler and the boom, Front end limit of boom, a mooring electromagnetic switch between the gliding turbulence profiler and the floating mooring drum, The invention solves the technical problem that the glidingturbulence profiler developed in China does not develop a special distribution device at present, and the known distribution scheme is extremely easy to cause the collision damage of the gliding turbulence profiler to be inoperable, and the gliding turbulence profiler starts to glide according to a predetermined route. The invention greatly improves the reliability and safety of the gliding turbulence profiler deployment, and provides a powerful guarantee for obtaining marine survey data.

The invention discloses a multifunctional seabed base station based on seabed vacuum pipeline transportation. The multifunctional seabed base station comprises a main pipeline, branch pipelines, air brake stations, air brake gates, base stations and outlet brake pipes, wherein the branch pipelines are arranged along the way of the main pipeline at intervals at a certain distance; the air brake stations are arranged on the branch pipelines; the base stations are arranged on the tail ends of the branch pipelines; the base stations are provided with the outlet brake pipes; a certain horizontal included angle is arranged between each branch pipeline and the main pipeline; the branch pipelines are formed by combining multiple base stations in same specification and function or in different specifications and functions, and are communicated through connecting parts. According to the multifunctional seabed base station disclosed by the invention, functions of the seabed vacuum pipeline transportation are expanded, a platform and the basis are provided for establishing a seabed observation network in low cost and high level, a convenient access path is provided for divers, underwater vehicles, seabed fishing and detecting, wide and superior space is provided for seabed sightseeing tour and scientific investigation, a platform and a site are provided for check and maintenance as well asemergency rescue, and effective protection is provided for self safety of seabed vacuum pipelines.

The invention discloses a scientific research ship with an intelligent rolling stabilizing device. The scientific research ship comprises a hull and a cabin, the intelligent rolling stabilizing devicecomprises a water compartment body which is composed of a left compartment, a right compartment and a connecting compartment which is communicated with the left and right compartments, the water compartment body is filled with liquid which completely fills the compartment, spreads upwards along the left and right compartments and can generate periodic gravity moment, an adjusting mechanism, a water amount controlling mechanism which is used for controlling the liquid increasing or reducing amount in the water compartment body when the liquid level of the liquid in the left compartment is controlled to be increased or reduced by the adjusting mechanism, an air pressure adjusting device which is used for replenishing the liquid to the left compartment on the other side passing through the connecting compartment when the liquid level in the right compartment is reduced are arranged in the left compartment, and the hull is internally provided with a rotary controlling device which is usedfor controlling the transverse rolling of the water compartment body. The scientific research ship with the intelligent rolling stabilizing device has the advantages that automatic controlling is achieved by using a detecting signal, rolling increasing does not take place within high and low frequency ranges, and the rolling stabilizing speed is increased.

The invention discloses a mobile sensor network routing method based on area gradient update. The invention is beneficial to the application and development of my country's wireless sensor network technology, and is beneficial to my country's environmental monitoring and forecasting, natural disaster emergency treatment, scientific investigation and exploration, smart home, urban transportation, large garage and warehouse management, as well as airports and large industrial parks. Areas such as safety monitoring will play an important role. The method mainly solves the problems that the energy consumption of the prior art protocol is relatively large and occupies a lot of storage space. In the method, the base station initiates the establishment of regional gradients and periodically updates the regional gradients, and synchronizes the time of the entire network. When the source node wants to send data to the sink node, the source node initiates and establishes a link to the sink node to complete the data transmission. Based on the wireless sensor network, the service life of the wireless sensor network is increased, and the storage space of the sensor is saved.

The invention discloses a scientific research ship capable of automatic control of port entering and leaving. The scientific research ship capable of automatic control of port entering and leaving comprises a hull; a control system used for automatic control of port entering and leaving is arranged on the hull; the control system comprises a measuring part and a control part; the control part comprises a controller, a manual control unit, an automatic control unit and a computer software system, wherein the manual control unit and the automatic control unit are correspondingly connected with the controller and used for driving the ship to sail; a laser positioning system used for monitoring a ship gradual approaching distance in real time is arranged on a port or a wharf; when an actual ship position parameter reaches a preset distance parameter for automatically controlling ship displacement, a signal of driving the ship to automatically move is transmitted to the automatic control unit; and meanwhile, a signal of stopping manual operation is transmitted to the manual control unit; and the ship is controlled to automatically and stably berth at a preset berthing point. According to the scientific research ship capable of automatic control of port entering and leaving, through real-time signal feedback, a main propeller and a side propeller can be accurately controlled, and the accuracy of the final berthing position of the ship is realized.

The invention discloses a scientific expedition vessel with continuous sampling device for surface water during sailing process, which comprises a vessel body. The vessel body is characterized in thatthe ship rail of the ship body is provided with a device for continuously sampling the surface water below the water surface. The device includes a cross beam capable of lifting along the ship rail.The cross beam is fixedly provided with a sampling pipe for sucking and sampling the surface water and a hydraulic cylinder for driving the cross beam to ascend and descend to extend the sampling pipeto the surface water position; a buffer mechanism is arranged on the cross beam to prevent damage to the sampling tube caused by the continuous resistance of the sea water during the sailing of the ship. The vessel not only effectively ensures that the surface water can be accurately taken out, but also continuous acquisition can be realized during the sailing process of the vessel. The buffer mechanism not only effectively avoids the damage of the sampling pipe on the axial direction and the radial direction due to continuous flow resistance effect, but also can realize the mitigation of theresistance, and the service life of the sampling device is prolonged.

The invention discloses a scientific research ship with a raft vibration isolation system. The scientific research ship comprises a hull, the raft vibration isolation system is arranged at the bottomof an auxiliary machinery room in the hull, the raft vibration isolation system comprises an installing platform supporting frame, a plate body which is used for placing generation equipment is arranged on the installing platform supporting frame, the installing platform supporting frame is internally provided with a vibration isolation mechanism which is used for attenuating and absorbing the excitation force generated by the generation equipment of the supporting plate body, the top of the housing are provided with a detecting member which is used for detecting radial swinging displacement of a buffering rod body and a controller which can achieve automatic adjustment according to the actual situation in which vibration changes irregularly and impacting force is provided with multi-degree-of-freedom. The raft vibration isolation system has the advantages that the installing is convenient, the vibration isolation performance and sound isolation performance of shipborne equipment are improved, and the service life of the shipborne equipment is prolonged.