CN216140159U - Integrated control system of pure battery power ship - Google Patents

Abstract

The utility model discloses an integrated control system of a pure battery power ship, which comprises a power system, a power distribution system, a propulsion system and an intelligent auxiliary driving system, wherein the power system comprises a container, and lithium batteries, a battery management system, a lighting system and a monitoring system which are arranged in the container, a plurality of groups of lithium batteries are arranged in parallel, so that the number of the lithium batteries which are operated in parallel can be conveniently selected according to actual power requirements, the flexibility is strong, the monitoring system comprises a thermal control system, a combustible gas detection system, a fire protection system and a fire protection alarm system, the thermal control system, the combustible gas detection system and the fire protection system are respectively and electrically connected with the fire protection alarm system, the internal conditions of the power system can be timely detected and automatically cleared, the power distribution system is arranged in a power distribution cabin, the propulsion system is arranged in the propulsion cabin, and the intelligent auxiliary driving system comprises an edge calculation unit, Display screen and data acquisition system, reliable and stable promotes the security of boats and ships.

Description

Integrated control system of pure battery power ship

Technical Field

The utility model relates to the technical field of ship control systems, in particular to an integrated control system of a pure battery power ship.

Background

The diesel engine power boats and ships are at the navigation in-process, can produce a large amount of oily water, and the noise pollution is serious, the produced carbon dioxide of burning diesel oil, sulphide, nitrogen oxide and particulate matter also can cause serious atmospheric pollution, consequently boats and ships discharge and be listed as the third big pollution source, battery power boats and ships have abandoned traditional boats and ships seriously polluted and big diesel engine and generating set of noise, choose the battery as the boats and ships power supply, when satisfying boats and ships power demand, have the energy consumption low, discharge few, characteristics such as the noise is little, become the important direction of boats and ships development.

Most of the existing battery-powered ships are hybrid power systems, the existing diesel engine ship bodies are improved, a power mechanism is improved into an electric or hybrid structure, but most of the existing battery-powered ships use an electric motor as auxiliary power, and the ships with pure battery power are only concentrated on small ships, such as speed boats and the like, so that the application range is narrow; the lithium ion battery is used as a power source of the ship, the endurance of the ship can be greatly improved, and when external factors such as overhigh temperature, external impact and extrusion are encountered, thermal runaway, fire and even explosion are easily caused, ship damage or casualties are caused, and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model aims to provide the integrated control system of the pure battery power ship, the pure battery power mechanism is adopted, the use of a diesel engine is reduced, the integrated control system is green and environment-friendly, the pollution is reduced, the water ecological environment is protected, the integrated control system has the characteristics of low noise and no smoke and dust, the actual power requirement of the ship can be met, the integrated control system has the fire fighting function and the detection function, and the potential safety hazard is reduced.

In order to achieve the above purposes, the utility model adopts the technical scheme that: the utility model provides an integrated control system of pure battery power boats and ships, includes driving system, distribution system, propulsion system and intelligent auxiliary driving system, driving system includes the container and sets up lithium cell, battery management system, lighting system and monitored control system in the container, the multiunit the lithium cell is parallelly connected to be set up, monitored control system includes thermal control system, combustible gas detection system, fire extinguishing system and the alarm system that catches fire, thermal control system, combustible gas detection system and fire extinguishing system respectively with the alarm system electric connection that catches fire, distribution system sets up in the distribution cabin, propulsion system sets up in the propulsion cabin, intelligent auxiliary driving system includes marginal calculation unit, display screen and data acquisition system.

The utility model has the beneficial effects that:

the number of the lithium batteries which need to be operated in parallel can be selected according to the actual power demand, the flexibility is strong, and the power demand can be met; the power system is arranged in the container, so that the influence of sudden conditions such as external impact, extrusion and the like on the lithium battery is reduced, the safety is improved, the number of the power systems is increased or decreased conveniently according to actual requirements, and the flexibility is strong; a battery management system is arranged to detect and analyze the state of the lithium battery in real time, so that an operator can find abnormality in time, and the safety of the ship is improved; the lighting system is arranged, so that an operator can observe the condition of the power system in the container conveniently, and the maintenance is convenient; the power distribution system is arranged to distribute the power of the power system to the propulsion system and other electric equipment of the ship, so that the stability and the continuity of ship power supply are improved, and the power grid paralysis phenomenon is reduced; the monitoring system is arranged, the thermal control system can detect and cool the temperature in the container, the combustible gas detection system can discharge and exhaust combustible gas in the container, so that the fire or explosion risk is reduced, the fire fighting system can automatically extinguish the fire of the container and timely eliminate dangerous factors, the thermal control system, the combustible gas detection system and the fire fighting system are respectively electrically connected with the fire alarm system, and when the system automatically fails to eliminate the danger, an operator is reminded to pay attention; set up intelligent auxiliary driving system, gather the all ring edge border information of boats and ships through data acquisition system to carry out data processing by the marginal calculating unit and pass to the display screen and show, promote the reliability that the driver drove.

Preferably, the battery management system comprises a master control module, a slave control module, a temperature control module and a display module, wherein the master control module is electrically connected with the slave control module, the temperature control module and the display module through a CAN interface, the temperature control module comprises a temperature detection device, the temperature detection device is used for detecting temperature information of the lithium battery, the slave control module comprises a voltage detection device, a current detection device and an equalization device, and the display module comprises a user operation interface.

Preferably, the power distribution system includes a power management system, a direct current distribution board, an alternating current distribution board, a DC/DC device, a DC/AC device, and a protection device, the direct current distribution board is connected with the lithium battery through the DC/DC device, the alternating current distribution board is connected with the lithium battery through the DC/AC device, and the protection device includes a solid state crowbar and a fast fuse.

Preferably, the propulsion system comprises a PLC control system, a full-rotation operating handle and a shaftless rim propeller, the propulsion system comprises a cab control and a machine-side control, the machine-side control comprises a machine-side box arranged beside the propulsion cabin, the PLC control system is arranged in the machine-side box, the machine-side box is matched with the shaftless rim propeller and is used for controlling the shaftless rim propeller, the cab control comprises a control panel and a controller, the control panel is arranged in the cab, and the shaftless rim propeller is controlled by the control panel.

Preferably, a standby system is further arranged in the cab, the standby system is matched with the propulsion system, and the propulsion system is controlled through the standby system.

Preferably, shaftless rim propeller includes full gyration steering mechanism and rim formula propeller, and rim formula propeller includes pipe, rim formula motor, contains hub screw, water lubricated bearing and hollow shaft, rim formula motor includes stator and rotor, contain hub screw including propeller hub and paddle, the stator is integrated in the pipe, the rotor is integrated the blade tip of paddle, the propeller hub sets up on the hollow shaft, water lubricated bearing sets up propeller hub center, full gyration steering mechanism sets up in the hollow shaft, full gyration steering mechanism includes steering motor and commentaries on classics rudder frequency converter, the commentaries on classics rudder frequency converter is used for the drive steering motor rotates.

Preferably, the data acquisition system comprises a radar antenna, an AIS system and a GPS system, the data acquisition system synchronizes the acquired data and transmits the synchronized data to the edge computing unit, the edge computing unit fuses the received data, performs three-dimensional restoration on the fused data, transmits the three-dimensional restored data to a rendering service for rendering, obtains a real-time three-dimensional scene and an AR visual scene, and displays the real-time three-dimensional scene and the AR visual scene on the display screen.

Preferably, the thermal control system comprises a temperature sensor, an alarm and a refrigeration device.

Preferably, the combustible gas detection system comprises a detection device and an emergency exhaust device.

Preferably, the fire fighting system comprises an automatic fire detection device and an automatic fire extinguishing device.

Drawings

FIG. 1 is a general schematic view of a preferred embodiment of the present invention;

FIG. 2 is a diagram of a battery management system according to a preferred embodiment of the present invention;

FIG. 3 is a schematic diagram of a monitoring system according to a preferred embodiment of the present invention;

FIG. 4 is a schematic diagram of a power distribution system in accordance with a preferred embodiment of the present invention;

fig. 5 is a schematic structural view of a rim type propeller according to a preferred embodiment of the present invention.

In the figure:

1-a power system; 2-a power distribution system; 3-a propulsion system; 30-a catheter; 31-rim motor; 311-a stator; 312-a rotor; 321-a hub; 322-a blade; 33-water lubricated bearings; 34-a hollow shaft; 4-intelligent auxiliary driving system.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.

Referring to fig. 1 to 5, the integrated control system of the battery-only powered ship in the present embodiment includes a power system 1, a power distribution system 2, a propulsion system 3, and an intelligent auxiliary driving system 4.

Power system 1 includes the container and sets up the lithium cell in the container, Battery Management System (BMS), lighting system and monitored control system, the lithium cell is used for providing power for the navigation of boats and ships, battery management system is used for realizing the signal acquisition and the detection and analysis of the real-time electric quantity and the operation conditions of lithium cell, like the module temperature of lithium cell, battery voltage/electric current etc., lighting system is used for providing the illumination in the container, the operating personnel of being convenient for overhauls power system 1, monitored control system is used for the real-time temperature to the lithium cell, combustible gas etc. in the container monitors and reports to the police, possess the fire control function simultaneously.

A plurality of lithium batteries form the group battery, can be parallel operation simultaneously between a plurality of group batteries, the concentration of lithium battery sets up for the stability of boats and ships power supply is better, and the lithium battery is divided into groups and is set up in the container, reduces the influence of external collision to the lithium battery, increases the security, prolongs the life of lithium battery.

In this embodiment, the lithium cell adopts the lithium iron phosphate battery, through the parallel operation of a plurality of group batteries, can satisfy the power demand of boats and ships, and does not have fuel, exhaust emission pollution, noiselessness, green.

In this embodiment, driving system 1 sets up on the deck of boats and ships afterbody, is convenient for maintain power system 1 and change, is convenient for add the container.

BMS is composed of a main control module (BCU), a slave control module (BMU), a temperature control module (BTU) and a display module (BDU), wherein the BCU is responsible for the centralized management and operation of the lithium battery, the BCU is in high-speed communication with the BMU, the BTU and the BDU through a CAN interface, the BTU comprises a temperature detection device for collecting the temperature information of the lithium battery, the BMU comprises a voltage detection device, a current detection device and a balancing device for collecting the internal voltage, the current and the like of the lithium battery and balancing the voltage and the current of the lithium battery to keep the voltage and the current consistent, thereby avoiding the generation of overcharge and overdischarge phenomena and prolonging the service life, the BMS CAN dynamically formulate the management strategy of the lithium battery through the real-time analysis of the data of the lithium battery, and collect the data of the total voltage, the total current, the battery temperature, the battery residual electricity quantity (SOC) and the like through the means of temperature management, voltage balance management, charge and discharge management and the like, and then transmit data for BCU and carry out information processing, control the operating condition of lithium cell, BDU is used for showing the status information of lithium cell to show the serial number of unusual lithium cell, be convenient for operating personnel to handle, BDU still includes user operation interface, and operating personnel passes through the parameter configuration of the adjustable battery of user operation interface.

In this embodiment, still be equipped with Uninterrupted Power Supply (UPS) in the container, UPS provides uninterrupted power supply for lithium cell group and BMS, when unexpected power failure accident appears in boats and ships, can guarantee distribution system 2's normal operating.

The monitoring system is used for realizing real-time state monitoring of the lithium battery and alarming dangerous conditions, and comprises a thermal control system, a combustible gas detection system, a fire-fighting system and a fire alarm system, wherein the thermal control system comprises a temperature sensor and an alarm, the thermal control system is used for monitoring and controlling the temperature change condition of the lithium battery, when the temperature of the lithium battery is too high, the temperature change condition can cause short circuit of a positive electrode and a negative electrode, so that the lithium battery is out of control, the temperature control system can alarm before the lithium battery is out of control, fire disasters are prevented, safe and stable operation of the lithium battery power system 1 is guaranteed, the thermal control system also comprises a refrigerating device, when the temperature sensor detects that the temperature is too high, the refrigerating device refrigerates and cools the interior of the container, the lithium battery pack can be effectively cooled, and when the temperature sensor detects that the temperature is too high, the refrigerating device is started, when the refrigerating device is started within a certain preset time, the temperature sensor still detects temperature abnormity, and the alarm is started to remind an operator of paying attention.

In this embodiment, the container is provided with heat dissipation holes for heat dissipation, and the heat dissipation holes are matched with the refrigerating device to improve the heat dissipation efficiency.

In this embodiment, refrigerating plant adopts industrial air conditioner, and refrigeration effect is good.

Combustible gas detection system includes detection device and emergent exhaust device, combustible gas detection system and the alarm system electric connection that catches fire, when detection device detects that there is combustible gas to spill over in the container, emergent exhaust device starts, be equipped with the wind hole on the container, emergent exhaust device and wind hole cooperation, pass through the container wind hole with combustible gas and discharge, prevent to ignite combustible gas because of the high ignition of the temperature of lithium cell group, in certain preset time after emergent exhaust device starts, when detection device still can detect combustible gas, the alarm system that catches fire reports to the police.

In this embodiment, the emergency exhaust device employs a fan, a blower, and the like.

The fire extinguishing system comprises an automatic fire detection device and an automatic fire extinguishing device, the automatic fire detection device is used for detecting whether a fire source is generated or not, the fire extinguishing system is electrically connected with a fire catching alarm system, when the automatic fire detection device detects the fire source in a container, the automatic fire extinguishing device is started to extinguish fire, after the automatic fire extinguishing device is started, the automatic fire detection device still detects the fire source within certain preset time, then the fire catching alarm system is triggered, and an alarm sound is sent to remind an operator of paying attention.

In this embodiment, fire extinguishing systems still includes manual extinguishing device, like fire extinguisher etc. sets up in container one side, and the operating personnel of being convenient for carries out manual fire extinguishing.

The power distribution system 2 is used for realizing conversion between direct current and alternating current, the power distribution system 2 is arranged in a power distribution cabin of a ship, the power distribution system 2 comprises a Power Management System (PMS), a direct current distribution board, an alternating current distribution board, a DC/DC device, a DC/AC device and a protection device, the PMS is used for calculating power required by electric equipment on the ship and realizing power distribution of a lithium battery, the risk of grid paralysis caused by sudden operation of high-power electric equipment is reduced, and the stability of the power system 1 is improved;

the DC/DC device is matched with a filter inductor on the lithium battery side for use, the stability of a direct current distribution board can be maintained while the output current of the lithium battery pack is controlled, the voltage droop control on the direct current side is adopted, the balance of the output power when the lithium battery packs of a plurality of containers are connected in parallel for power supply is ensured, the DC/DC device can also provide protection functions of overcurrent, over-temperature, overload, short circuit and the like, and the reliability of the power supply of a system is ensured;

the DC/AC device is matched with a sine wave filter for use, so that a perfect sine wave can be output, the harmonic level of a power grid is controlled within 5%, and the DC/AC device has accurate voltage amplitude and frequency control functions, can provide protection such as overcurrent and short circuit and the like, and ensures the reliability of power supply of a system;

the protection device comprises a solid-state circuit breaker and a fast fuse, relay protection of faults such as short circuit, overload, over/under voltage and the like can be provided, the solid-state circuit breaker can cut off a fault area within 350 [ mu ] s, the fast fuse can cut off the fault area within 1.8ms, the protection device can ensure the continuity of ship power supply, and the safety and the reliability of the power system 1 are improved;

the lithium battery is connected to the direct current distribution board after being boosted by the DC/DC device to provide power for the propulsion system 3 of the ship, the direct current power supply is inverted into a 380V alternating current power supply by the DC/AC device, the three-phase alternating current load on the ship is supplied with power by the alternating current distribution board, and the power is supplied to the electric equipment of the whole ship by the AC400V/230V transformer and the alternating current distribution board, so that the configuration capacity of the system capacity is improved, and the adaptability is stronger.

The propulsion system 3 comprises a PLC control system, a full-rotation operating handle and a shaftless rim propeller, an operator controls the rotating speed and the steering of the shaftless rim propeller by operating the full-rotation operating handle, the propulsion system 3 comprises a cab control and a machine side control, the control is carried out through a cab and a machine side, the machine side control comprises a machine side box which is arranged beside a propulsion cabin of the propulsion system 3, a PLC control system is arranged in the machine side box, each propeller is provided with a set of machine side control box, the shaftless rim propeller can be controlled on site in the case beside the machine, a control panel and a controller are arranged in the cab, can remote control propeller and propeller dc-to-ac converter through the control panel of driver's cabin, still be equipped with standby system in the driver's cabin, standby system sets up with propulsion system 3 cooperation, and when the main website broke down, propulsion system 3 is controlled to the accessible standby system.

In this embodiment, two shaftless rim propellers are assembled on a ship, each shaftless rim propeller comprises a full-rotation steering mechanism and a rim propeller, as shown in fig. 5, each rim propeller comprises a guide pipe 30, a rim motor 31, a hub-containing propeller, a water lubricated bearing 33 and a hollow shaft 34, each rim motor 31 comprises a stator 311 and a rotor 312, each hub-containing propeller comprises a hub 321 and a blade 322, each stator 311 is integrated in the guide pipe 30, each rotor 312 is integrated at the tip of each blade 322, each hub 321 is arranged on the hollow shaft 34, each rotor 312 is always positioned inside each stator 311 in the rotation process of each blade 322, and by adopting the arrangement, gears and seals are removed, the largest fault point is subtracted, the reliability is high, the water lubricated bearing 33 is arranged in the center of each hub 321, the stability is high, the hub-containing propeller is directly driven by the rim motor 31, no intermediate transmission link is needed, efficient, arrange the motor in under water, direct water-cooling, need not dispose the refrigeration fan in propulsion cabin, the energy can be saved, adopt the thrust pipe, promote propulsion efficiency and thrust, contain the outside shell protection of hub screw, impact resistance, not fragile deformation, increase of service life, full gyration helm steering mechanism sets up in hollow shaft 34, full gyration helm steering mechanism is including helm steering motor and helm steering converter, helm steering converter is used for driving helm steering motor and rotates, thereby the change contains turning to of hub screw, full gyration helm steering mechanism is prior art, do not redundantly here, full gyration helm steering mechanism adopts helm steering motor drive, do not consume the energy when not turning to, the energy can be saved.

The intelligent assistant driving system 4 comprises an edge computing unit, a display screen and a data acquisition system, based on a three-dimensional real-time reconstruction technology, an information fusion technology and a real-time risk intelligent evaluation technology, on the basis of an electronic channel chart and hydrological meteorological information, the data acquisition system comprises sensing equipment such as a radar antenna, an AIS system, a GPS system and the like, and is used for comprehensively acquiring environmental signals, synchronizing the data and transmitting the data to the edge computing unit, the edge computing unit analyzes and extracts the received data, based on the information fusion technology, the cognitive decision technology, the machine learning technology and the like, data fusion is carried out on various analysis structures by combining the state information of a ship to obtain information such as a navigation environment, ship early warning and the like, three-dimensionally restoring the fused data, and transmitting the three-dimensionally restored data to a rendering service for rendering to obtain a real-time three-dimensional scene and an AR visual scene, and the display screen displays the result, so that a reliable visual result is provided for ship drivers in real time, the influence of poor weather with low visibility such as dark night and foggy days is avoided, the navigation risks such as collision, grounding, overturning and the like can be evaluated in real time, early warning is carried out, the safety of ship navigation is comprehensively improved, and the occurrence of accidents is reduced.

The above embodiments are merely illustrative of the technical concept and features of the present invention, and the present invention is not limited thereto, and any equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.

Claims (10)

1. The utility model provides an integrated control system of pure battery power boats and ships which characterized in that: including driving system (1), distribution system (2), propulsion system (3) and intelligent auxiliary driving system (4), driving system (1) is in including container and setting lithium cell, battery management system, lighting system and monitored control system in the container, the multiunit the lithium cell is parallelly connected to be set up, monitored control system includes thermal control system, combustible gas detection system, fire extinguishing system and the alarm system that catches fire, thermal control system, combustible gas detection system and fire extinguishing system respectively with the alarm system electric connection that catches fire, distribution system (2) set up in the distribution cabin, propulsion system (3) set up in the propulsion cabin, intelligent auxiliary driving system (4) are including marginal calculation unit, display screen and data acquisition system.

2. The integrated control system of a battery-only powered watercraft of claim 1, wherein: the battery management system comprises a master control module, a slave control module, a temperature control module and a display module, wherein the master control module is electrically connected with the slave control module, the temperature control module and the display module through a CAN (controller area network) interface, the temperature control module comprises a temperature detection device, the temperature detection device is used for detecting the temperature information of the lithium battery, the slave control module comprises a voltage detection device, a current detection device and a balancing device, and the display module comprises a user operation interface.

3. The integrated control system of a battery-only powered watercraft of claim 1, wherein: the power distribution system (2) comprises a power management system, a direct current distribution board, an alternating current distribution board, a DC/DC device, a DC/AC device and a protection device, wherein the direct current distribution board is connected with the lithium battery through the DC/DC device, the alternating current distribution board is connected with the lithium battery through the DC/AC device, and the protection device comprises a solid state short and a fast fuse.

4. The integrated control system of a battery-only powered watercraft of claim 1, wherein: the propulsion system (3) comprises a PLC control system, a full-rotation operating handle and a shaftless rim propeller, the propulsion system (3) comprises a cab control and a machine-side control, the machine-side control comprises a machine-side box arranged beside the propulsion cabin, the PLC control system is arranged in the machine-side box, the machine-side box is matched with the shaftless rim propeller, the shaftless rim propeller is controlled through the machine-side box, the cab control comprises a control panel and a controller, the control panel is arranged in the cab, and the shaftless rim propeller is controlled through the control panel.

5. The integrated control system of a battery-only powered watercraft of claim 4, wherein: and a standby system is further arranged in the cab, is matched with the propulsion system (3) and controls the propulsion system (3).

6. The integrated control system of a battery-only powered watercraft of claim 4, wherein: the shaftless rim propeller comprises a full-rotation steering mechanism and a rim propeller, the rim propeller comprises a guide pipe (30), a rim motor (31), a propeller with a hub, a water lubricating bearing (33) and a hollow shaft (34), the rim motor (31) comprises a stator (311) and a rotor (312), the hub-containing propeller comprises a hub (321) and blades (322), the stator (311) being integrated in the duct (30), the rotor (312) being integrated in the blade tip of the blade (322), the hub (321) is arranged on the hollow shaft (34), the water-lubricated bearing (33) is arranged in the center of the hub (321), the full-rotation steering mechanism is arranged in the hollow shaft (34), and comprises a steering motor and a steering frequency converter, and the steering frequency converter is used for driving the steering motor to rotate.

7. The integrated control system of a battery-only powered watercraft of claim 1, wherein: the data acquisition system comprises a radar antenna, an AIS system and a GPS system, the data acquisition system synchronizes acquired data and transmits the synchronized data to the edge computing unit, the edge computing unit fuses the received data, three-dimensionally restores the fused data, transmits the three-dimensionally restored data to a rendering service for rendering, obtains a real-time three-dimensional scene and an AR visual scene, and displays the real-time three-dimensional scene and the AR visual scene on the display screen.

8. The integrated control system of a battery-only powered watercraft of claim 1, wherein: the thermal control system comprises a temperature sensor, an alarm and a refrigerating device.

9. The integrated control system of a battery-only powered watercraft of claim 1, wherein: the combustible gas detection system comprises a detection device and an emergency exhaust device.

10. The integrated control system of a battery-only powered watercraft of claim 1, wherein: the fire fighting system comprises an automatic fire detection device and an automatic fire extinguishing device.

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