CN112977754A

CN112977754A - Oil consumption analysis method suitable for running of inland ship

Info

Publication number: CN112977754A
Application number: CN202110373966.XA
Authority: CN
Inventors: 周宏全; 韩宇浩
Original assignee: Wuzhou Xinxin Technology Development Co ltd
Current assignee: Heideway Technology Group Qingdao Co ltd
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2021-06-18
Anticipated expiration: 2041-04-07
Also published as: CN112977754B

Abstract

The invention discloses an oil consumption analysis method suitable for running of inland ships, belonging to the technical field of ships, which can be used for strictly calculating the cargo volume and weight of a ship and innovatively introducing a cargo volume measuring tool to quickly obtain the cargo volume, the optimal recommended oil carrying capacity is automatically calculated through big data analysis, the oil carrying capacity is optimized by using a mode of carrying a floating oil drum, the floating oil drum can float on the water surface independently, the navigation resistance between the floating oil drum and the water surface is reduced to the maximum extent by using the characteristic of magnetic suspension, the magnetic force can be controlled independently to reasonably stabilize the floating oil drum, thereby realizing that not only enough oil can be carried, but also special conditions and interference factors can be dealt with, and the oil weight of the ship is reduced, the oil consumption of the ship is indirectly reduced, and the economic benefit and the competitive strength of a ship company are improved.

Description

Oil consumption analysis method suitable for running of inland ship

Technical Field

The invention relates to the technical field of ships, in particular to an oil consumption analysis method suitable for running of inland ships.

Background

Inland river ships are generally used for loading fluid cargos such as sand, stone, cement, because the cargo loaded each time is different because of the water content, its density is different, and the shaping is irregular, can't effectively calculate the weight and the volume of cargo, but when the freight settlement, weight and volume are important settlement index. The existing method is an estimation method, the loading capacity is estimated by using a water level mark of a ship body, the method has insufficient accuracy, and the existing experiential party is not available and is cheap.

In addition, in recent years, as the oil price rises rapidly, the proportion of fuel oil cost in the ship operation and transportation cost is increased continuously, the aim of seeking the maximized economic benefit is to operate and manage the ship by each ship company, in order to obtain the maximized economic benefit, the economic benefit is increased in a mode of reducing the ship operation cost, and the method is an effective means which is used by each ship company all the time. Under the current shipping market conditions, whether the ship oil cost is properly controlled or not only can influence the economic benefit and the competitive strength of a ship company, but also can directly influence whether the ship company can continue to survive and re-develop to a certain extent.

What is relevant to ship oil consumption is ship carrying volume and weight, and the oil consumption and the oil carrying capacity of a ship are determined to a great extent, and the oil carrying capacity is too much, so that the oil consumption is increased, the effective carrying capacity is reduced, the oil carrying capacity is too little, the full-load midway refueling is troublesome, the time is wasted, meanwhile, the interference factors of the oil consumption are more, and the fixed value cannot be scientifically given, so that the oil consumption analysis of the existing ship is not accurate enough.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide an oil consumption analysis method suitable for running of inland ships, the cargo volume can be rapidly acquired by strictly calculating the cargo volume and the weight of the ship and innovatively introducing a cargo volume measuring tool, the optimal recommended oil carrying capacity is automatically calculated through big data analysis, the oil carrying capacity is optimized by using a mode of carrying a floating oil drum, the floating oil drum can float on the water surface independently, the navigation resistance between the floating oil drum and the water surface is reduced to the maximum extent by using the characteristic of magnetic suspension, the magnetic force can be controlled independently to reasonably stabilize the floating oil drum, thereby realizing that not only enough oil can be carried, but also special conditions and interference factors can be dealt with, and the oil weight of the ship is reduced, the oil consumption of the ship is indirectly reduced, and the economic benefit and the competitive strength of a ship company are improved.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

An oil consumption analysis method suitable for running of inland ships comprises the following steps:

s1, determining a driving inland ship, and acquiring the maximum load capacity, the maximum cargo space and the basic parameters of the ship weight;

s2, carrying a cargo volume measuring tool, automatically measuring and calculating the volume of the cargo carried by the ship, and calculating the volume as V;

s3, automatically reading the water level of the water area through a government department official network, analyzing the water level change input load capacity, the starting point and the ending point of a voyage in the current season time period through big data, inputting whether the no-load return stroke is input into the age of the ship and the tonnage input daily oil consumption deviation value, and automatically calculating the optimal recommended oil load according to the data;

s4, selecting and preparing a floating oil barrel with a proper quantity according to the recommended oil carrying capacity, and optimizing the actual oil carrying capacity of the ship.

Further, the cargo volume measuring means in step S2 includes 6 water level monitors fixed on the outer side of the hull at the front left, middle left, back left, front right, middle right, and back right, and the water displacement is calculated.

Further, the cargo volume measuring tool can also calculate a ship balance coefficient k:

if k is 0, representing the hull draft balance;

if k is more than or equal to-1 and less than 0, the draft at the stern is larger than that at the bow, but the draft state of the whole ship is good;

if k is more than 0 and less than or equal to 1, the draught of the bow is larger than that of the bow, but the draught state of the whole ship is good;

if k is more than 1 and less than or equal to 2, the draught of the bow is large, the system continuously gives out mild warning sound and flickers to light a yellow signal lamp;

if k is more than 2, the difference between the fore draft and the aft draft exceeds a positive warning line, and the system continuously gives out sharp warning sound and flashes a red signal lamp;

if k is more than or equal to-2 and less than-1, the difference between the fore draft and the aft draft is small, the system continuously gives out a mild warning sound and flickers to light a yellow signal lamp;

if k is less than-2, the difference between the fore draft and the aft draft exceeds a negative value warning line, and the system continuously gives out sharp warning sound and flickers to light a red signal lamp;

the standard load displacement V0 of the ship is set, the displacement detected by the system before loading is V1, the displacement detected by the system after loading is V2,

if V2/V0 is more than or equal to 0.8 and less than 1, the system continuously gives out mild warning sound and flickers to light a yellow signal lamp;

if V2/V0 is more than or equal to 1, the system continuously gives out a mild warning sound and flickers and lights a yellow signal lamp.

Further, the specific calculation steps of the cargo volume V in step S2 are as follows:

s21, setting the water density of the water area to which the river belongs, and setting rho 1 as 1T/cubic meter of load capacity of the inland river;

s22, calculating the total weight M of the cargos to be rho 1, and sampling and detecting the density rho 2 for multiple times for a single cargo in the cargo loading process;

and S23, calculating the volume V of the goods as M/rho 2 as rho 1/rho 2.

Further, float in step S4 the oil drum and be equipped with in boats and ships tail end, and float and install level sensor and tension sensor on the oil drum to with boats and ships system wireless communication.

Further, it includes reserve oil drum, basic floater and a plurality of magnetic levitation ball to float the oil drum, reserve oil drum fixed mounting is in basic floater upper end, reserve oil drum lower extreme has seted up a plurality ofly and magnetic levitation ball assorted magnetic suspension groove, and the magnetic levitation ball activity inlays in the magnetic suspension inslot, bears and protects reserve oil drum through basic floater, then utilizes the supplementary buoyancy that improves basic floater of magnetic levitation ball, forces it to have considerable buoyancy, reduces and the surface of water between area of contact reduce the navigation resistance.

Furthermore, the magnetic suspension ball comprises a light ball shell, an electromagnet and a magnetic shielding layer, the electromagnet is connected to the inner bottom end of the light ball shell, the magnetic shielding layer is connected to the middle part of the light ball shell and is positioned on the upper side of the electromagnet, a magnetic control connecting wire is connected between the magnetic shielding layer and the magnetic suspension groove, a plurality of fixed magnets which are uniformly distributed are embedded and connected to the upper end of the basic floating cushion, the electromagnet can resist the gravity action of the spare oil drum through the magnetic force applied to the fixed magnets by the magnetic shielding layer under the normal state, namely, the pressure is indirectly applied to the magnetic suspension ball through the characteristics of magnetic suspension, the magnetic suspension ball is directly contacted with the water surface, the contact area is reduced, and meanwhile, the water flow is conveniently shunted, so that the navigation resistance is greatly reduced, in addition, even if the overall stress on the basic floating cushion is increased, also can force the magnetic screen layer to disperse through the effect of accuse magnetism continuous silk, the magnetic field intensity that the electro-magnet can permeate through is bigger, consequently acts on behind the fixed magnet on the basic floating mat, can force basic floating mat suspension again and reduce the resistance.

Further, the magnetic shielding layer comprises a plurality of magnetic shielding sheets distributed in an annular array mode, the number of the magnetic shielding sheets is consistent with the number of the magnetic control connecting wires, the magnetic control connecting wires can independently control the magnetic shielding sheets, adaptive control is carried out on the magnetic force of the electromagnet, the whole instability of the floating oil drum cannot be caused due to overlarge phenomenon, and the suspension failure of the basic floating cushion cannot be caused due to the undersize phenomenon.

Furthermore, the electromagnet and the fixed magnet keep a magnetic repulsion effect, and the repulsion force of the electromagnet on the fixed magnet is consistent with the gravity of the spare oil drum.

Furthermore, a plurality of evenly distributed conversion holes are formed in the basic floating mat along the ship navigation direction, the conversion holes gradually decline towards the inner side until the conversion holes are communicated with the middle of the bottom end of the basic floating mat, the hole diameter of each conversion hole is gradually reduced along the opposite direction of the ship navigation, the conversion holes can discharge water and reduce resistance, meanwhile, water flow or air flow can be guided and accelerated, finally, sprayed water flow or air flow is formed at the bottom end of the basic floating mat to serve as power, and the basic floating mat is assisted to suspend to reduce resistance.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

this scheme can carry out strict calculation through the goods volume and the weight to boats and ships, the introduction goods volume measuring tool of novelty obtains the goods volume fast, and through big data analysis automatic calculation best suggestion fuel loading capacity, and the mode that carries the floating oil drum is optimized the fuel loading capacity, the floating oil drum can independently float on the surface of water, utilize the characteristics of magnetic suspension, alleviate and the surface of water between the navigation resistance in the at utmost, and can independently control magnetic force size and carry out reasonable stability to floating the oil drum, thereby realize not only can carrying and take sufficient oil mass, can deal with special case and interference factor simultaneously, and alleviate boats and ships oil heavy, indirectly reduce boats and ships oil consumption, improve boats and ships company's economic benefits and competitiveness.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a floating oil drum of the present invention;

FIG. 3 is a schematic structural diagram of the magnetic levitation ball of the present invention;

FIG. 4 is a schematic view of the construction of the magnetic shield layer of the present invention;

FIG. 5 is a schematic diagram of a switching orifice according to the present invention.

The reference numbers in the figures illustrate:

1 spare oil drum, 2 basic floating pads, 3 magnetic levitation balls, 31 light spherical shells, 32 electromagnets, 33 magnetic shielding layers, 4 magnetic control connecting wires, 5 conversion holes and 6 fixed magnets.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1, a method for analyzing oil consumption during the operation of a ship in an inland river includes the following steps:

s3, automatically reading the water level of the water area through a government department official network, analyzing the water level change input load capacity, the starting point and the ending point of a voyage in the current season time period through big data, inputting whether the no-load return stroke input age of a ship and the tonnage input daily oil consumption deviation value are defaulted to 0, and automatically calculating the optimal recommended oil loading capacity according to the data;

The cargo volume measuring tool in step S2 includes 6 water level monitors fixed on the outer side of the hull at the front left, middle left, back left, front right, middle right, and back right, and calculates the displacement.

The cargo volume measuring tool can also calculate a ship balance coefficient k:

if k is 0, representing the hull draft balance;

s22, calculating the total weight M of cargos to be rho 1V2-V1, and sampling and detecting the density rho 2 of a single cargo for multiple times in the cargo loading process;

and S23, calculating the volume V of the cargo as M/rho 2 as rho 1V 2-V1/rho 2.

And in the step S4, the floating oil barrel is arranged at the tail end of the ship, and the floating oil barrel is provided with a liquid level sensor and a tension sensor and is in wireless communication with a ship system.

Please refer to fig. 2, the floating oil drum includes a spare oil drum 1, a basic floating mat 2 and a plurality of magnetic levitation balls 3, the spare oil drum 1 is fixedly installed on the basic floating mat 2, the lower end of the spare oil drum 1 is provided with a plurality of magnetic levitation grooves matched with the magnetic levitation balls 3, and the magnetic levitation balls 3 are movably embedded in the magnetic levitation grooves, the spare oil drum 1 is loaded and protected through the basic floating mat 2, then the magnetic levitation balls 3 are utilized to assist in improving the buoyancy of the basic floating mat 2, so that the spare oil drum is forced to have a considerable buoyancy, and the contact area between the spare oil drum and the water surface is reduced to reduce the navigation resistance.

Referring to fig. 3, the magnetic levitation ball 3 includes a light ball shell 31, an electromagnet 32 and a magnetic shielding layer 33, the electromagnet 32 is connected to the bottom end of the light ball shell 31, the magnetic shielding layer 33 is connected to the middle of the light ball shell 31, the magnetic shielding layer 33 is located on the upper side of the electromagnet 32, a magnetic control connecting wire 4 is connected between the magnetic shielding layer 33 and the magnetic levitation slot, the upper end of the basic levitation cushion 2 is embedded and connected with a plurality of uniformly distributed fixed magnets 6, the electromagnet 32 can resist the gravity action of the emergency oil tank 1 by the magnetic force applied to the fixed magnets 6 through the magnetic shielding layer 33 in a normal state, i.e. the pressure is indirectly applied to the magnetic levitation ball 3 through the magnetic levitation characteristic, the magnetic levitation ball 3 directly contacts with the water surface, the contact area is reduced, and the water flow is conveniently shunted, thereby the sailing resistance is greatly reduced, in addition, even, then the basic floating mat 2 descends to contact the water surface, the magnetic shielding layer 33 is forced to disperse through the action of the magnetic control connecting wire 4, the magnetic field intensity which can be penetrated by the electromagnet 32 is larger, and therefore after the magnetic control connecting wire acts on the fixed magnet 6 on the basic floating mat 2, the basic floating mat 2 is forced to suspend again to reduce the resistance.

Please refer to fig. 4, the magnetic shielding layer 33 includes a plurality of magnetic shielding sheets distributed in an annular array, the number of the magnetic shielding sheets is consistent with the number of the magnetic control connecting wires 4, the magnetic control connecting wires 4 can independently control the magnetic shielding sheets, and further the magnetic force of the electromagnet 32 is adaptively controlled, which does not lead to the overall instability of the floating oil tank due to over-large and also does not lead to the suspension failure of the basic floating mat 2 due to over-small.

The electromagnet 32 and the fixed magnet 6 keep a magnetic repulsion effect, and the repulsion force of the electromagnet 32 to the fixed magnet 6 is consistent with the gravity of the spare oil drum 1.

Referring to fig. 5, a plurality of uniformly distributed conversion holes 5 are formed in the basic floating mat 2 along the ship sailing direction, the conversion holes 5 gradually decline inward until the conversion holes communicate with the middle of the bottom end of the basic floating mat 2, the aperture of each conversion hole 5 gradually decreases along the opposite direction of the ship sailing direction, the conversion holes 5 can drain water to reduce resistance, guide and accelerate water flow or air flow, finally form jetted water flow or air flow at the bottom end of the basic floating mat 2 as power, and assist the basic floating mat 2 to suspend to reduce resistance.

The invention can creatively introduce a cargo volume measuring tool to quickly obtain the cargo volume by strictly calculating the cargo volume and weight of the ship, automatically calculate the optimal suggested oil carrying capacity by big data analysis, optimize the oil carrying capacity by using a mode of carrying the floating oil drum, and ensure that the floating oil drum can float on the water surface independently.

The above are merely preferred embodiments of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. A method for analyzing oil consumption in running of a inland ship is characterized by comprising the following steps: the method comprises the following steps:

s3, automatically reading the water level of the water area through a government department official network, analyzing the water level change input load capacity, the starting point and the ending point of a voyage by big data at the current season time, inputting whether the no-load return stroke is input into the age of the ship and the tonnage input daily oil consumption deviation value (default to 0), and automatically calculating the optimal recommended oil loading capacity according to the data;

2. The method for analyzing oil consumption in ship driving in inland river according to claim 1, wherein: the cargo volume measuring tool in the step S2 includes 6 water level monitors fixed on the outer side of the hull at the front left, middle left, back left, front right, middle right, and back right, and calculates the displacement.

3. The method for analyzing oil consumption during ship driving in a river according to claim 2, wherein: the cargo volume measurement tool can also calculate a ship balance coefficient k:

if k is 0, representing the hull draft balance;

4. The method for analyzing oil consumption in ship driving in inland river according to claim 1, wherein: the specific calculation steps of the cargo volume V in step S2 are as follows:

s22, calculating the total weight M of cargos to be rho 1(V2-V1), and sampling and detecting the density rho 2 of a single cargo for multiple times in the cargo loading process;

s23, calculating the volume V of the cargo as M/ρ 2 ρ 1(V2-V1)/ρ 2.

5. The method for analyzing oil consumption in ship driving in inland river according to claim 1, wherein: and in the step S4, the floating oil barrel is arranged at the tail end of the ship, and the floating oil barrel is provided with a liquid level sensor and a tension sensor and is in wireless communication with a ship system.

6. The method for analyzing oil consumption during ship driving in a river according to claim 5, wherein: float the oil drum and include reserve oil drum (1), basis floating mat (2) and a plurality of magnetic levitation ball (3), reserve oil drum (1) fixed mounting is in basis floating mat (2) upper end, reserve oil drum (1) lower extreme is seted up a plurality ofly and magnetic levitation ball (3) assorted magnetic levitation groove, and magnetic levitation ball (3) activity inlays in the magnetic levitation inslot.

7. The method for analyzing oil consumption during ship driving in a river according to claim 6, wherein: magnetic suspension ball (3) are including light ball shell (31), electro-magnet (32) and magnetic screen layer (33), electro-magnet (32) are connected in light ball shell (31) interior bottom, magnetic screen layer (33) are connected in light ball shell (31) middle part, and magnetic screen layer (33) are located the upside of electro-magnet (32), be connected with between magnetic screen layer (33) and the magnetic suspension groove and control magnetism even silk (4), fixed magnet (6) that are connected with polylith evenly distributed are inlayed to basic floating mat (2) upper end.

8. The method according to claim 7, wherein the method comprises the steps of: the magnetic shielding layer (33) comprises a plurality of magnetic shielding sheets distributed in an annular array, and the number of the magnetic shielding sheets is consistent with that of the magnetic control connecting wires (4).

9. The method according to claim 7, wherein the method comprises the steps of: the electromagnet (32) and the fixed magnet (6) keep a magnetic repulsion effect, and the repulsion force of the electromagnet (32) to the fixed magnet (6) is consistent with the gravity of the spare oil drum (1).

10. The method for analyzing oil consumption during ship driving in a river according to claim 6, wherein: a plurality of evenly distributed conversion holes (5) are formed in the basic floating cushion (2) along the ship navigation direction, the conversion holes (5) gradually decline inwards until the conversion holes are communicated with the middle of the bottom end of the basic floating cushion (2), and the aperture of each conversion hole (5) is gradually reduced along the opposite direction of ship navigation.