KR20200094476A - Hybrid powered automatic feeding system for fish farms based on offchore structures - Google Patents

Abstract

The present invention relates to a hybrid power generation type automatic feeding method for an offshore structure-based fish farm. According to the present invention, a hybrid power generation type automatic feeding system for an offshore structure-based fish farm comprises: an offshore fixed platform allowing an upper structure to be removed therefrom to become a basic mount for installing equipment; a feed storage unit having feed stored therein and transferred therefrom; a feed supply unit allowing the feed to be mixed with a moving medium (air, water) to move the feed to a fish farm; a measurement unit measuring feed supply amount data, offshore environment data, and power supply data; a control unit controlling the feed storage unit and the feed supply unit based on the data; and a power system unit managing all powers used in the system. Accordingly, a fixed fish farm structure is formed, such that a stable power generation system is included and the transfer medium is controlled in accordance with the dissolution degree of feed, thereby constructing a flexible feed supply system.

Description

Hybrid powered automatic feeding system for fish farms based on offchore structures

The present invention is a hybrid power generation type automatic feed supply method for an offshore structure-based cage farm, and more specifically, a stable power generation system is achieved by forming a fixed farm structure by constructing an automatic feed supply system facility on top of the offshore structure and offshore plant. The present invention relates to a hybrid power generation automatic feeding method for a cage based on a marine structure capable of constructing a flexible feeding system by controlling a transport medium (air, seawater) according to the solubility of the feed.

As the fishery industry is overfished by the development of fishing tools, the recovery of water resources has reached its limit, but the demand for fishery food consumption continues to increase worldwide. Although the size of fishery catching up due to the limitations of water resources is shrinking day by day, the aquaculture is in the spotlight as a high value-added industry. As a result, the marketability of Kadori farms is rapidly increasing. In particular, in the case of the Southeast Asian (Indonesian, etc.) market, it is rapidly increasing in connection with the recycling model conversion business of the offshore plant dismantling market. As described above, about 30% of the 600 offshore plants that are scheduled to be dismantled have a connection with the cage farm business. This related market is a field of offshore plant conversion that is commonly considered by many oil producing countries such as Thailand and Malaysia. However, the most important system during the operation of the platform cage farm using these marine structures is to regularly supply feed, and currently feed is mainly provided by fishing boats to the farm, and the normal feed rate is very low.

Complementing this point, there are advanced technologies related to the system capable of feeding the food automatically. Patent Publication No. 10-2016-0101727'Automatic control system for feeding food based on IOT', Patent Registration No. 10-1024385'Automatic cage farm Feeding system', published patent publication 101-2016-0016205'Multi-channel automatic feeding device for fish farming and control method thereof' are applicable to such technologies.

Patent Publication No. 10-2016-0101727 The'IOT-based automatic feeding system for feeding equipment' is based on real-time sensing data, a management server that automatically feeds food, and a real-time sensing data. It consists of a user terminal that checks the status of the farm, a user terminal that remotely controls the operation of the device and checks for abnormalities, so that feeding is possible even in an unmanned environment, but the efficiency is different depending on the type of mobile medium that moves the food ( There is a limit to the smooth supply of water-soluble food, water-insoluble food).

Registered Patent Publication 10-1024385 The'Automatic Feeding System for Street Farm' consists of a spa, street farm, main chamber, cover, storage tank for storing feed, feed piping, solar cells, and a controller. An automatic feed feeder is installed at the upper part to automatically feed the food to the cage farm regardless of weather conditions, and the power is supplied by producing the required electricity with solar cells.However, the emergency generator that can be installed in a fixed farm is not installed. There can be no power supply in unsuccessful situations, and there is a limit to drifting into natural disasters such as typhoons.

Patent Publication No. 101-2016-0016205'Multi-channel automatic feeding device for fish farming and control method thereof' consists of a controller, a display unit, a communication unit, a driving display unit, a speed variable volume, a test switch, and a temperature sensor. Depending on the size, it is possible to automatically inject food into various aquaculture tanks in optimum conditions and allow simultaneous unmanned management, but there are limitations in recycling and applying marine structures.

Patent Publication No. 10-2016-0101727'IOT-based automatic feeding feeder control system' Registered Patent Publication 10-1024385'Automatic feed supply system for street farms' Patent Publication 101-2016-0016205'Multi-channel automatic feeding device for fish farming and control method thereof'

The present invention improves the problems of the prior art, and recycles the structure as a farm for a fixed structure in which an auto-feeding system is installed on a marine plant for dismantling and a marine structure, rather than a farm for a floating structure, and recycles the structure. It aims to be fixed without drifting in the event of a disaster.

In addition, it is equipped with an emergency generator that can be applied only to a fixed structure. Normally, power generated by solar and wind power is used, and in the event of an emergency, the emergency generator is operated to stop feeding the food with smooth power supply. It is aimed at not being.

In addition, feed and water insoluble in water and feed insoluble in water are used to provide different feed mediums to water and air, so that feed without loss of feed is achieved. The aim is to be able to remove the accumulated residue by injecting air.

In order to achieve the above object, the present invention is to remove the upper structure from the fixed offshore structure and offshore fixed platform that is the basic mount of the equipment installation; A feed storage unit which is installed on an upper portion of the marine fixed platform and feed is stored and transferred; A feed supply unit installed to the marine anchoring platform and the farm and mixed with a mobile medium so that feed from the feed storage unit can be moved and supplied to the farm; A measurement unit installed on an upper portion of the marine stationary platform and measuring feed supply data, marine environment data, and power supply data; A control unit installed on an upper portion of the marine fixed platform and controlling the feed storage unit and the feed supply unit based on data of the measurement unit; A power system unit that manages all power used; It is composed of a fixed-type offshore structure as a device installation platform, characterized in that the hybrid structure-type automatic feed supply method for the offshore-based cage farm.

Here, the feed storage unit, a plurality of storage tanks that are installed on top of the fixed platform, the feeds of different solubility are separately stored, opened and closed by a feed storage control valve controlled by the control unit, and discharged food to a jet device. ; It is preferable to be characterized by including.

In addition, the feed supply unit, air is sucked through the air control valve that is opened and closed by the control unit, the air unit is ejected and transferred to the ejection device; It is formed by; the seawater is sucked through the seawater control valve that is opened and closed by the control unit is ejected and transferred; the control unit, the air in accordance with the solubility of the food discharged by the feed storage control valve in the plurality of storage tanks It is preferable to output a control command for selecting a control valve or a seawater control valve.

In addition, the ejection device is installed so that the air or sea water discharged from the air part or the sea water part meets the feed discharged from the stockpile tank to be ejected and moved at high speed, and is formed of an ejector so that one side of the straight pipe is the air part and the sea water part. It is preferable that the other side of the straight pipe is connected to the farm and the central pipe is connected to the stockpile tank.

In addition, the air unit, an air compressor for drawing air; An air tank in which air is stored through the air compressor; An air pressure adjusting device that adjusts the pressure of air to be transported through the air tank; An air control valve in which a predetermined amount of air is started and stopped by the air whose pressure has been adjusted through the air pressure adjusting device; It is preferable to be characterized by including.

In addition, the seawater unit, a filter for filtering seawater; A seawater pump that draws a predetermined amount of seawater filtered from the filter; A seawater control valve in which the amount of water to be transferred through the seawater pump is controlled to control the start and stop of a certain amount; It is preferable to be characterized by including.

In addition, the power system unit, the battery is installed on the fixed platform is stored in the produced power; A photovoltaic power generation unit that generates electric power with a solar panel and transmits electric power to the battery; A wind power generation unit that transmits power to the battery that produces power by a wind turbine; An emergency generator installed on the fixed platform and an emergency power supply operation is performed when the state of charge of the battery is less than a predetermined standard; It is preferable to be characterized by including one or more than one.

According to the method for supplying a hybrid power generation type automatic feed for a cage based on a marine structure according to the present invention, the following effects can be obtained.

First, by installing an automatic feeding system on the upper part of the offshore plant and offshore structure, it can form a fixed structure farm, so that it is relatively free of damage from natural disasters.

Second, it is equipped with an emergency generator that cannot be equipped in a floating aquaculture plant, and normally it can produce its own power through hybrid power generation of solar and wind power. have.

Third, the feed transport medium is different according to the solubility of the feed. The feed that is soluble in water is controlled to be supplied to the air, and the feed that is not soluble in water is controlled to be supplied to the seawater, so that no loss of feed is provided, and accumulated in the supply pipe. The residue can be removed.

1 is a schematic diagram of a hybrid power generation automatic feed supply facility for an offshore structure-based cage farm according to the present invention.
2 is a block diagram of an automatic feeding device according to the present invention
3 is a schematic diagram of a measuring unit and a control unit according to the present invention
4 is a configuration diagram of a power system unit according to the present invention
5 is a view for showing the measurement data value of the measurement unit according to an embodiment of the present invention

Hereinafter, the present invention will be described with reference to the drawings, and when it is determined that a detailed description of known technologies or configurations related to the present invention may unnecessarily obscure the subject matter of the present invention, the detailed description will be omitted. will be.

In addition, terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to a user's or operator's intention or practice, and thus the definition should be made based on the contents of the present specification describing the present invention.

A hybrid power generation automatic feeding method for an offshore structure-based cage farm according to an embodiment of the present invention, as shown in Figure 1, the marine fixed platform 100, feed storage unit 200, feed supply unit 300, measurement It is composed of a unit 400, a control unit 500, and a power system unit 600.

The offshore fixed platform 100 is a basic mount in which unnecessary superstructures of fixed offshore structures (marine plants, other structures, etc.) are removed and automatic feeding equipment is installed in place.

The feed storage unit 200 is installed on the top of the marine fixed platform 100, the food is stored and transported, and is composed of a storage tank 210 and a storage tank 220.

The storage tank 210 stocks feed feed by using a small vessel or the like to transport feed to the intermediate tank by a transfer device installed at the lower end or gravity, and takes an insulating structure so that the state of the feed is not changed. . In addition, a cooling device is installed at the bottom so that the feed is not deteriorated for a long time.

The storage tank 220 is temporarily opened and closed by the feed storage control valve 230 by temporarily storing the feed to be fed and fed, and discharges the food to the ejection device 330, according to the opening degree of the feed storage control valve 230. Feeding volume is regulated.

In the embodiment of the present invention, the feed supply unit 300 is installed to extend to the marine anchoring platform 100 and the fish farm as shown in FIG. 2 and is mixed with a mobile medium so that the feed from the feed storage unit 200 can be moved and supplied to the fish farm. It is composed of an air unit 310, a sea water unit 320, and an ejection device 330.

The air unit 310 is controlled to be opened and closed by the control unit 500, air is sucked and blown and transferred to the blowing device 330, and the air compressor 311, the air tank 312, the air pressure regulating device 313, and the air control It consists of a valve 314.

The air compressor 311 draws air from above, and when the length of the farm and the automatic feeding equipment is short, a blower is used, and when the length is increased, a compressor is used.

The air tank 312 is equipped with an airtight device so that air entering through the air compressor does not leak and stores air.

The air pressure adjusting device 313 is attached to the air tank 312 to adjust the pressure of air to be transported through the air tank 312.

The air control valve 314 is controlled to be opened and closed by the control unit 500 by controlling the pressure through the air pressure regulating device, and discharged by a predetermined amount to select transfer and stop.

The seawater unit 320 is opened and closed by the control unit 500, the seawater is sucked and jetted to the jetting device 330, and is composed of a filter 321, a seawater pump 322, and a seawater control valve 323.

The filter 321 directly attracts seawater, and is installed to prevent external marine life or floating matter from entering the seawater to be filtered.

The seawater pump 322 draws a predetermined amount of seawater filtered by the filter 321.

The seawater control valve 323 is opened and closed by the control unit 500 to control the amount of water to be transported through the seawater pump 322 to discharge and regulate a predetermined amount.

The ejection device 330 is formed as an ejector in the air 310 or the seawater unit 320, or the seawater discharged from the storage tank 220, so that one side of the straight pipe is connected to the air portion and the seawater portion, and the other side of the straight pipe is It is connected to the farm and the central pipe is connected to the stockpile tank, and the ejector feeds the feed to the farm feed line. In this way, the feeding and feeding of feed is made smoothly with an ejector or an ejector-like device. The ejector ejects pressurized seawater and air from the spout on the highway to allow feed medium and feed to be fed to the farm. These phenomena are further exacerbated by inertia, creating an axial flow point with a minimum pressure, where the cross-section of the fluid is minimal, the flow velocity is maximum, and the static pressure is minimal, and all fluid streamlines are parallel and the flow velocity is maximum. The feed is ejected and moved together with the transport medium. In addition, the ejector is suitable for the automatic feeding supply method because there is no malfunction because there is no moving part.

The measurement unit 400 is installed over the marine anchoring platform 100 and aquaculture facilities, and devices such as a weather sensor, a salt measurement sensor, an insolation sensor, and an underwater camera are installed to measure feed data, marine environment data, and power supply data. .

The control unit 500 is installed on the top of the ocean fixing platform 100 and controls the feed storage unit 200 and the feed supply unit 300 based on the data of the measurement unit 400, and a control device may be added according to the system configuration. In addition, a plurality of stock tanks 220 output control commands for selecting the air control valve 3114 and the seawater control valve 323 according to the solubility of feed discharged by the feed storage control valve 230. In addition, the control unit 500 controls the feed to be soluble in water due to its high solubility to be transported to the air, and outputs a control command to allow the feed to be soluble in water due to its low solubility to be transported to the seawater.

In an embodiment of the present invention, the control unit 500 outputs a control command differently depending on the feed having different solubility. In the case of a feed well soluble in water, it supplies air and supplies an air control valve 314 for this. Output. If the feed is soluble in water, when it is supplied with water, it is melted and the fish cannot be consumed, so air is supplied. Conversely, in the case of feed that is well soluble in water, water is supplied and a command to open the seawater control valve 323 is output for this. In some cases, when feed residue remains in the supply pipe, air may be injected to remove the remaining feed. To make. In addition, in the case of food having a medium solubility, it may be supplied by mixing air and water.

In the embodiment of the present invention, the power system unit 600 manages all power used as shown in FIG. 4 and uses a battery-based self-powered operating system to perform its own function at sea, and uses a battery 610 and solar power. It consists of a unit 620, a wind power generation unit 630, and an emergency generator 640.

The battery 610 is a power storage device that is installed on the offshore fixed platform 100 and stores all the electric power produced by the power system unit 600 to reduce the replacement cycle and improve the operation period, thereby increasing the power consumption of the feeding device. Calculate and configure the power system according to the number of days of power generation.

The photovoltaic power generation unit 620 optimizes the capacity of the battery 610 by generating power from the photovoltaic panel installed in a specific area and transferring power to the battery 610 and maintaining a complementary relationship between the power generation units.

The wind power generation unit 630 generates power by using a wind turbine installed in a specific area, and power is transmitted to the battery 610, so that the height of the wind turbine (blade) is increased so as not to be affected by peripheral equipment, so as to increase power generation and power generation. The capacity of the battery 610 is optimized by maintaining a complementary relationship between the departments.

The emergency generator 640 is installed on the offshore fixed platform 100, and when power generation is not smoothly performed due to problems such as failure or disconnection of the power system, the emergency generator 640 is based on the state of charge measured by the battery 610. When the state of charge is low, it operates to supply electricity to the food supply device and to charge the generator.

In an embodiment of the present invention, the monitoring device of the control unit 500 can check the state measured in the farm in real time and set a control function as shown in FIGS. 3 and 5, and the monitoring value is used to calculate the amount of feed or to monitor the sea state. It is used to detect the danger of fish farms and fish. Sea oxygen concentration represents the current oxygen concentration in the sea, and depending on the concentration, it affects the amount of fish fed. If the oxygen concentration is very low, this value is set as an alarm because there is a risk of dying meat. In addition, the remote control center on the ground sets the compounded feed amount through data of various systems linked with the monitoring device.

1: Sea
2: Farm
100: Offshore fixed platform
200: feed storage
210: storage tank
220: Reserve tank
230: feed storage control valve
300: feed supply unit
310: air part
311: air compressor
312: air tank
313: Air pressure regulating device
314: air control valve
320: seawater department
321: filter
322: Sea water pump
323: Seawater control valve
330: ejection device
400: measuring unit
500: control unit
600: power system unit
610: battery
620: Solar Power Department
630: wind power generation department
640: emergency generator

Claims (7)

The offshore structure is removed from the stationary offshore structure and the offshore platform is the basic mount for equipment installation;
A feed storage unit which is installed on an upper portion of the marine fixed platform and feed is stored and transferred;
A feed supply unit installed to the marine fixed platform and a farm and mixed with a mobile medium so that feed from the feed storage unit can be moved and supplied to the farm;
A measuring unit installed up to the marine fixed platform and aquaculture plant and measuring feed supply data, marine environment data, and power supply data;
A control unit installed on an upper portion of the marine fixed platform and controlling the feed storage unit and the feed supply unit based on data of the measurement unit;
A power system unit that manages all power used;
It is composed of a fixed offshore structure as a device installation platform, characterized by using the offshore structure based hybrid farming type automatic feeding method for farms According to claim 1,
A plurality of storage tanks installed on the fixed platform and having different solubility foods stored separately and opened and closed by a food storage control valve controlled by the control unit and discharging the food to a jet device;
A hybrid power generation automatic feeding method for an offshore structure-based cage farm characterized in that it comprises a According to claim 2,
The feed supply unit,
An air unit through which air is sucked through the air control valve controlled by the control unit to be blown and transferred to the blowing device;
A seawater unit in which seawater is sucked through the seawater control valve which is opened and closed and controlled by the control unit and is ejected and transferred to the ejection device; Is formed into,
The control unit,
Hybrid power generation type automatic feeding for offshore structure-based cage farms characterized by outputting control commands for selecting air control valves and seawater control valves according to the solubility of feed discharged from the storage tank by the feed storage control valve. Supply method According to claim 2,
The ejection device,
The air or sea water discharged from the air part or the sea water part meets the feed discharged from the stockpile tank and is installed to move at high speed and is formed of a T-shaped orifice tube so that one side of the straight tube is connected to the air part and the sea water part, and is straight The other side of the pipe is connected to the farm, and the central pipe is connected to the storage tank. According to claim 3,
The air portion,
An air compressor that draws in air;
An air tank in which air is stored through the air compressor;
An air pressure adjusting device that adjusts the pressure of air to be transported through the air tank;
An air control valve in which a predetermined amount of air is started and stopped by the air whose pressure has been adjusted through the air pressure adjusting device;
A hybrid power generation automatic feeding method for an offshore structure-based cage farm characterized in that it comprises a According to claim 3,
The seawater unit,
A filter for filtering seawater;
A seawater pump that draws a predetermined amount of seawater filtered from the filter;
A seawater control valve in which the amount of water to be transferred through the seawater pump is controlled to control the start and stop of a certain amount;
A hybrid power generation automatic feeding method for an offshore structure-based cage farm characterized in that it comprises a According to claim 1,
The power system unit,
A battery that is installed on the marine stationary platform and stores the generated power;
A photovoltaic power generation unit that generates power by using a solar panel and transfers power to the battery;
A wind power generation unit that generates power by a wind turbine and transmits power to the battery;
An emergency generator installed on the marine fixed platform and an emergency power supply operation is performed when the state of charge of the battery is less than a predetermined standard;
A hybrid power generation automatic feeding method for an offshore structure-based cage farm characterized by including one or more of one of them.

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