CN103373456A - Automatic ship goods calculating system and ship flotation condition instrument - Google Patents
Automatic ship goods calculating system and ship flotation condition instrument Download PDFInfo
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- CN103373456A CN103373456A CN2012101388373A CN201210138837A CN103373456A CN 103373456 A CN103373456 A CN 103373456A CN 2012101388373 A CN2012101388373 A CN 2012101388373A CN 201210138837 A CN201210138837 A CN 201210138837A CN 103373456 A CN103373456 A CN 103373456A
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Abstract
The invention relates to an automatic ship goods calculating system which comprises a ship flotation condition array, a temperature sensor array, a pressure sensor array, a density instrument array and a computer host. The ship flotation condition array, the temperature sensor array, the pressure sensor array and the density instrument array output electric signals respectively and output the electric signals which are converted into figure signals through an electric signal and figure signal converter into the computer host. A main program and a fixed database are arranged in the computer host which calculates and analyzes the input signals through the main program and compares the calculated and analyzed signals with the fixed data base. The automatic ship goods calculating system can calculate weight of goods precisely, regulate flotation conditions of ships timely and effectively, and discover and regulate the ships timely when the ships are in tilt danger during navigation.
Description
Technical field
The present invention relates to a kind of shipboard automation equipment, particularly a kind of boats and ships are calculated goods system and method for ship floating condition instrument automatically.
Background technology
In existing ship measurements and calculations technology, must just can calculate the weight of goods by manual measurement and calculating, it has process complexity, the shortcoming such as loaded down with trivial details, time-consuming; Simultaneously existing calculating can not be adjusted the floading condition of boats and ships timely and effectively, when ship's navigation is in danger, can not in time find and in time adjust boats and ships.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of weight that can the accurate Calculation goods, can adjust timely and effectively the boats and ships of the floading condition of boats and ships and automatically calculate the goods system; And the method for ship floating condition instrument that liquid level state in a kind of each cargo tank that can detect in real time boats and ships is provided.
The present invention is achieved in that a kind of boats and ships calculate the goods system automatically, it is characterized in that: comprise method of ship floating condition instrument array, array of temperature sensor, array of pressure sensors, Density Measuring Instrument array and host computer, described method of ship floating condition instrument array output electrical signals, and transfer to host computer after converting digital signal to by electric signal and digital display generator; Described array of temperature sensor output temperature signal, and transfer to host computer after converting digital signal to by temperature signal and digital display generator; Described array of pressure sensors delivery pressure signal, and transfer to host computer after converting digital signal to by pressure signal and digital display generator; Described Density Measuring Instrument array output density electric signal, and transfer to host computer after converting digital signal to by density electric signal and digital display generator; Described host computer is built-in with main program and fixed data storehouse, after by main program each signal of inputting being carried out computing and analyzes, compares with built-in fixed data storehouse.
Also comprise a display unit, be used for the computing of main program and the result who obtains after analyzing shows.
Also comprise a measuring tube, measuring tube is connected to electric signal and digital display generator, transfers to host computer after being used for converting digital signal to behind the measurement electrolyte level and by pressure signal and digital display generator.
The present invention also provides a kind of method of ship floating condition instrument of automatically calculating the goods system for above-mentioned boats and ships, it is characterized in that: comprise insulator shell, some resistance coils, mercury and transmission of electric signals cable, described some resistance coils evenly are fixedly installed on the inwall of insulator shell, the inside of insulator shell is marked with mercury, and the two ends of described resistance coil also are circumscribed with the transmission of electric signals cable.
The present invention also provides a kind of Density Measuring Instrument of automatically calculating the goods system for above-mentioned boats and ships, it is characterized in that: comprise insulator, the Density Measuring Instrument circuit, be connected to pressure sensing sheet on the circuit by resistance coil, motor with blade, described insulator is with the liquid cylinder of an inverted cone, the shaped upper part of the liquid cylinder of inverted cone is arc surface, its underpart setting pressure vane, the sensitive face of described pressure sensing sheet exposes the bottom of the liquid cylinder that forms inverted cone, its shape also is arc surface, and with the arc surface on top be concentric circle arc plane, the arc surface on top also offers import, and imported valve is installed; The left side of the liquid cylinder of inverted cone is provided with pipeline and with the motor of blade, the blade of described motor partly exposes and is arranged on the side of bottom arc surface, and the right side of the liquid cylinder of inverted cone is provided with the discharge liquid line, and at mouth of pipe installation outlet valve; The remainder of pressure sensing sheet, Density Measuring Instrument circuit and motor all seal and are fixed in the insulator, and fill with the inside of pressure sensing sheet and resistance coil mercury.
The present invention also provides a kind of pressure sensor of automatically calculating the goods system for above-mentioned boats and ships, it is characterized in that: comprise pressure sensor circuit, by resistance coil be connected to pressure sensing sheet on the circuit, with the motor of blade, the blade of described motor partly is arranged on the side of sensitive face of pressure sensing sheet, and fill with the inside of pressure sensing sheet and resistance coil mercury.
The present invention also provides a kind of measuring tube of automatically calculating the goods system for above-mentioned boats and ships, it is characterized in that: described measuring tube consists of a round tube by insulator and two resistance, the conduction ball float is equipped with in the inboard of round tube, described conduction ball float contacts with two resistance respectively and can move up and down along the inwall of round tube, the upper/lower terminal of round tube also is equipped with respectively limiting device, the top of two resistance is external by conductive cable respectively, and its underpart is provided with opening.
The invention has the advantages that: described boats and ships are calculated the weight of goods system energy accurate Calculation goods automatically, can adjust timely and effectively the floading condition of boats and ships, can solve in existing ship measurements and calculations technology, must and calculate the weight just can calculate goods by manual measurement, and the shortcoming such as its measurements and calculations process is complicated, loaded down with trivial details, time-consuming; Described method of ship floating condition instrument can also be adjusted the floading condition of boats and ships timely and effectively simultaneously, and when ship's navigation was in danger, untimely discovery was also in time adjusted boats and ships.Native system also can make the various fuel oils in cabin calculate the goods automation, makes deck department fresh water, ballast water, goods calculate the goods automation, has greatly improved the Shipbuilding of China technology.
Description of drawings
The present invention is further illustrated in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the integral structure scheme drawing that boats and ships of the present invention are calculated the goods system automatically.
Fig. 2 is the plan cross-section scheme drawing of method of ship floating condition instrument of the present invention.
Fig. 3 is the side cross-sectional schematic of method of ship floating condition instrument of the present invention.
Fig. 4 is the side cross-sectional schematic of method of ship floating condition instrument of the present invention when the standard liquid level.
Fig. 5 is the side cross-sectional schematic of method of ship floating condition instrument of the present invention when non-standard liquid level.
Fig. 6 is the inner structure scheme drawing of pressure sensor of the present invention.
Fig. 7 is the inner structure scheme drawing of temperature sensor of the present invention.
Fig. 8 is the inner structure scheme drawing of measuring tube of the present invention.
Fig. 9 is the inner structure scheme drawing of Density Measuring Instrument of the present invention.
The specific embodiment
See also shown in Figure 1, boats and ships of the present invention are calculated the goods system automatically, comprise method of ship floating condition instrument array, electric signal and digital display generator, array of temperature sensor, temperature signal and digital display generator, array of pressure sensors, pressure signal and digital display generator, Density Measuring Instrument array and density electric signal and digital display generator, host computer and display unit.Described method of ship floating condition instrument array output electrical signals, its effect are liquid level states in the reflection cargo tank, and transfer to host computer after converting digital signal to by electric signal and digital display generator; Described array of temperature sensor output temperature signal, the temperature of liquid goods in its effect reflection cargo tank, and transfer to host computer after converting digital signal to by temperature signal and digital display generator; Described array of pressure sensors delivery pressure signal, the situation of the pressure that each pressure sensor is subject in its effect reflection cargo tank, and transfer to host computer after converting digital signal to by pressure signal and digital display generator; Described Density Measuring Instrument array output density electric signal, the density of liquid goods in its effect reflection cargo tank, and transfer to host computer after converting digital signal to by density electric signal and digital display generator; Described host computer is built-in with main program and fixed data storehouse, after by main program each signal of inputting being carried out computing and analyzes, compares with built-in fixed data storehouse; Described display unit is used for the computing of main program and the result who obtains after analyzing shows; Each transmit signal data line is the carrier of the various signals of transmission; Described boats and ships are automatically calculated the goods system and are also comprised a measuring tube, measuring tube is connected to pressure signal and digital display generator, transfer to host computer after being used for converting digital signal to behind the measurement electrolyte level and by pressure signal and digital display generator, be used for remedying pressure sensor and measure inaccurate defective.
Please consult simultaneously Fig. 2-shown in Figure 5, it is method of ship floating condition instrument of the present invention, comprise insulator shell 11, some resistance coils 12, mercury 13 and transmission of electric signals cable 14, described some resistance coils 12 evenly are fixedly installed on the inwall of insulator shell 11, the inside of insulator shell 11 is marked with mercury 13, and described resistance coil 12 also is circumscribed with transmission of electric signals cable 14.Wherein, described insulator shell 11 is for effects such as each other insulation, mercury 13 and the resistance coil 12 of mercury 13 and each resistance coil 12 and each resistance coil 12 and extraneous insulation and watertight, oil are close, airtight; Mercury 13 is to play electric action, and it is equivalent to the variable power switch in the variable rheostat; Each resistance coil 12 is effects of playing variable resistance and conduction; Transmission of electric signals cable 14 is the effects of electric signal being derived with being used for.
The principle of work of method of ship floating condition instrument: as shown in Figure 3, when boats and ships were in reference standard conditions, each resistance coil 12 exposed the resistance equal in length on mercury 13 liquid level tops, so its electric current of exporting separately also equates; As shown in Figure 4, when boats and ships are in off-rating, the resistance length that each resistance coil 12 exposes mercury 13 liquid level tops becomes unequal, and the electric current of the electric negative line circle output of each of the position that mercury 13 liquid levels are high increases, and the electric current of each resistance coil output of the position that the mercury liquid level is low reduces.By the detection to curent change, can obtain the liquid level state in the boats and ships cargo tank, in order to can adjust timely and effectively the floading condition of boats and ships.
See also Fig. 6, it is the inner structure scheme drawing of pressure sensor of the present invention, described pressure sensor comprise pressure sensor circuit 21, by resistance coil 22 be connected to pressure sensing sheet 23 on the circuit 21, with the motor 24 of blade, blade 241 parts of described motor 24 are arranged on the side of sensitive face of pressure sensing sheet 23, and fill with the inside of pressure sensing sheet 23 and resistance coil 22 mercury 25.When described pressure sensor places liquid level in the cabin, pressure sensing sheet 23 is owing to the effect that is subject to fluid pressure is started working, so that producing, its inner mercury 25 pressurizeds flow, the resistance of resistance coil 22 is changed, resistance according to the resistance coil 22 of putting down in writing in the host computer data bank compares again, then can obtain its corresponding force value.
See also Fig. 7, it is the inner structure scheme drawing of temperature sensor of the present invention, described temperature sensor comprises the sensor main body 31 that resistance and insulator form, mercury 32 is filled in main body 31 inside, the resistance two ends are external to external circuit with conductive cable line 33, when the temperature of the liquid level in the cabin changes, mercury 32 meeting expanded by heating, thereby cause the resistance on the sensor main body 31 to change, resistance according to the resistance coil of putting down in writing in the host computer data bank obtains its corresponding temperature value again, can record the at that time temperature conditions of the liquid level in the cabin.
See also Fig. 8, it is the inner structure scheme drawing of measuring tube of the present invention, described measuring tube consists of a round tube by insulator 41 and two resistance 42, conduction ball float 43 is equipped with in the inboard of round tube, described conduction ball float 43 contacts with two resistance 42 respectively and can move up and down along the inwall of round tube, the top that the upper/lower terminal of round tube also is equipped with respectively limiting device 44, two resistance 42 is external by conductive cable 45 respectively, and its underpart is provided with opening 46.
The principle of work of described measuring tube is as follows: the lower openings 46 of measuring tube is stretched in the liquid level 47 in the cabin, and how high the liquid level 47 in the cabin have, and how high the liquid level in the measuring tube is just; When liquid level raise, electric current increased; Otherwise then electric current reduces; Wherein the effect of conductive cable 45, resistance 42, conduction ball float 43 is to be in all the time "on" position for lock-out circuit; And the effect of limiting device 44 is to fluctuate for restriction conduction ball float 43; The effect of insulator 41 is to play insulation left and right sides resistance 42.When amount of liquid in the cabin is few, measure the height of liquid level 47, by measuring curent change corresponding to electrolyte level, can obtain the pressure state of the liquid level in the cabin, can be used for remedying pressure sensor and measure inaccurate defective.
See also Fig. 9, it is the inner structure scheme drawing of Density Measuring Instrument of the present invention, described Density Measuring Instrument comprises insulator 51, Density Measuring Instrument circuit 52, be connected to pressure sensing sheet 54 on the circuit 51 by resistance coil 53, motor 55 with blade, described insulator 51 is with the liquid cylinder 56 of an inverted cone, the shaped upper part of the liquid cylinder 56 of inverted cone is arc surface, its underpart setting pressure vane 54, the sensitive face of described pressure sensing sheet 54 exposes the bottom of the liquid cylinder 56 that forms inverted cone, its shape also is arc surface, and with the arc surface on top be concentric circle arc plane, the arc surface on top also offers import 561, and imported valve 562 is installed; The left side of the liquid cylinder 56 of inverted cone is provided with pipeline 57 and with the motor 55 of blade, the blade part 551 of described motor exposes and is arranged on the side of bottom arc surface, the right side of the liquid cylinder 56 of inverted cone is provided with discharges liquid line 563, and is discharging liquid mouth of pipe installation outlet valve 564; The blade part 551 of the remainder of pressure sensing sheet, Density Measuring Instrument circuit motor exposes and is arranged on the side of bottom arc surface, and the right side of the liquid cylinder 56 of inverted cone is provided with discharges liquid line 563, and is discharging liquid mouth of pipe installation outlet valve 564; The remainder of pressure sensing sheet, Density Measuring Instrument circuit 52 and motor 55 all seal and are fixed in the insulator 51, and fill with the inside of pressure sensing sheet 54 and resistance coil 53 mercury 58.
The principle explanation of described Density Measuring Instrument: when in computer, selecting to begin to measure, the import and export valve is some seconds rear autoshutdowns of opening time-delaying simultaneously, motor 55 begins to drive blade 551 rotation works, removes the foreign material on the sensitive face surface of pressure sensing sheet 54, stops after delaying time some seconds; Pressure sensing sheet 54 is owing to be subject to the effect of fluid pressure, so that its inner mercury 58 pressurized flow, the resistance of resistance coil 53 is changed, resistance according to the resistance coil 53 of putting down in writing in the host computer data bank obtains corresponding force value again, then can record its density value according to following formula, described Density Measuring Instrument is measured the computing formula of calculating density value and is: ρ=P/ (g*h)
Wherein, ρ: density, P: pressure, g: acceleration due to gravity, h: the pressure sensing sheet is to the distance of inverted cone top arc surface.
The calculation procedure that boats and ships of the present invention are calculated the goods system automatically is as follows:
(1) calculates for the first time
The first step: the output of floading condition instrument: the casterangle α of liquid goods liquid level, angle of heel β obtains draft difference t t=L*tg α
Wherein, L: captain's (rice).
Second step: Density Measuring Instrument output: each cargo tank density p
0, ρ
1, ρ
2... ρ
n
The 3rd step: pressure sensor output: the liquid goods height h of each cargo tank gage hatch
0, h
1, h
2... h
n
Calculate the liquid goods height h=P/ (ρ * g*cos α * cos β) of gage hatch
Wherein, P: the pressure of the pressure sensor output of gage hatch; ρ: the density of liquid goods; G: acceleration due to gravity.
Calculate and automatically obtain each cargo tank liquid goods volume v
0, v
1, v
2... v
n
The 4th goes on foot: gone on foot by above-mentioned second step and the 3rd and obtain the weight of liquid goods in each cargo tank and calculate summation ∑ G,
∑G＝(BW
0+BW
1+BW
2+……BW
N)+(FW
0+FW
1+FW
2+……FW
N)+(O
0+O
1+O
2+……O
N)
Wherein, BW: ballast water weight, FW: fresh water weight, O: fuel weight.
The 5th step: exported by the hull bottom pressure sensor: in bow, the ship, draft aft D
D
F＝P
F0*(1+cosβ)/(ρ*g)
D
A＝P
A0*(1+cosβ)/(ρ*g)
And obtain Mean Draft D
m
The 6th step: by D
mAutomatically calculate the displacement Δ
0, displacement encircles to hang down to be revised
Δ
1＝Δ
0+100*t*Xf*TPC/(L
BP-L
f-L
a)+50*t
2*(MTC
2-MTC
1)/(L
BP-L
T-L
a)
Δ
1Carry out density revision
Δ＝ρ*Δ
1
Wherein, Δ: displacement, ∑ G: profit summation, Δ
L: light water displacement, C: ship's constant
L
BP: captain, L
f: first post correction., L
a: the stern post correction.
(2) calculate for the second time
Carry out behind the loading and unloading goods calculating the second time: the same ∑ G ', the Δ obtained of step '
Calculate at last the weight Q of handling goods:
Q＝(Δ’-∑G’)-(Δ-∑G)
Claims (7)
1. boats and ships are calculated the goods system automatically, it is characterized in that: comprise method of ship floating condition instrument array, array of temperature sensor, array of pressure sensors, Density Measuring Instrument array and host computer, described method of ship floating condition instrument array output electrical signals, and transfer to host computer after converting digital signal to by electric signal and digital display generator; Described array of temperature sensor output temperature signal, and transfer to host computer after converting digital signal to by temperature signal and digital display generator; Described array of pressure sensors delivery pressure signal, and transfer to host computer after converting digital signal to by pressure signal and digital display generator; Described Density Measuring Instrument array output density electric signal, and transfer to host computer after converting digital signal to by density electric signal and digital display generator; Described host computer is built-in with main program and fixed data storehouse, after by main program each signal of inputting being carried out computing and analyzes, compares with built-in fixed data storehouse.
2. boats and ships according to claim 1 are calculated the goods system automatically, it is characterized in that: also comprise a display unit, be used for the computing of main program and the result who obtains after analyzing shows.
3. boats and ships according to claim 1 are calculated the goods system automatically, it is characterized in that: also comprise a measuring tube, measuring tube is connected to pressure signal and digital display generator, transfers to host computer after being used for converting digital signal to behind the measurement electrolyte level and by pressure signal and digital display generator.
4. one kind is used for the method for ship floating condition instrument that boats and ships as claimed in claim 1 are calculated the goods system automatically, it is characterized in that: comprise insulator shell, some resistance coils, mercury and transmission of electric signals cable, described some resistance coils evenly are fixedly installed on the inwall of insulator shell, the inside of insulator shell is marked with mercury, and the two ends of described resistance coil also are circumscribed with the transmission of electric signals cable.
5. one kind is used for the Density Measuring Instrument that boats and ships as claimed in claim 1 are calculated the goods system automatically, it is characterized in that: comprise insulator, the Density Measuring Instrument circuit, be connected to pressure sensing sheet on the circuit by resistance coil, motor with blade, described insulator is with the liquid cylinder of an inverted cone, the shaped upper part of the liquid cylinder of inverted cone is arc surface, its underpart setting pressure vane, the sensitive face of described pressure sensing sheet exposes the bottom of the liquid cylinder that forms inverted cone, its shape also is arc surface, and with the arc surface on top be concentric circle arc plane, the arc surface on top also offers import, and imported valve is installed; The left side of the liquid cylinder of inverted cone is provided with pipeline and with the motor of blade, the blade of described motor partly exposes and is arranged on the side of bottom arc surface, and the right side of the liquid cylinder of inverted cone is provided with the discharge liquid line, and at mouth of pipe installation outlet valve; The remainder of pressure sensing sheet, Density Measuring Instrument circuit and motor all seal and are fixed in the insulator, and fill with the inside of pressure sensing sheet and resistance coil mercury.
6. one kind is used for the pressure sensor that boats and ships as claimed in claim 1 are calculated the goods system automatically, it is characterized in that: comprise pressure sensor circuit, by resistance coil be connected to pressure sensing sheet on the circuit, with the motor of blade, the blade of described motor partly is arranged on the side of sensitive face of pressure sensing sheet, and fill with the inside of pressure sensing sheet and resistance coil mercury.
7. one kind is used for the measuring tube that boats and ships as claimed in claim 1 are calculated the goods system automatically, it is characterized in that: comprise measuring tube and be installed in the interior conduction ball float of measuring tube, described measuring tube consists of a round tube by insulator and two resistance, the conduction ball float is equipped with in the inboard of round tube, described conduction ball float contacts with two resistance respectively and can move up and down along the inwall of round tube, the upper/lower terminal of round tube also is equipped with respectively limiting device, the top of two resistance is external by conductive cable respectively, and its underpart is provided with opening.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210138837.3A CN103373456B (en) | 2012-04-25 | 2012-04-25 | Boats and ships are calculated goods system and method for ship floating condition instrument automatically |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210138837.3A CN103373456B (en) | 2012-04-25 | 2012-04-25 | Boats and ships are calculated goods system and method for ship floating condition instrument automatically |
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| Publication Number | Publication Date |
|---|---|
| CN103373456A true CN103373456A (en) | 2013-10-30 |
| CN103373456B CN103373456B (en) | 2016-05-18 |
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|---|---|---|---|
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107458553A (en) * | 2017-07-28 | 2017-12-12 | 广船国际有限公司 | A kind of modification method of drauht value |
| CN109808839A (en) * | 2017-11-22 | 2019-05-28 | 中冶宝钢技术服务有限公司 | The method of loading of ship |
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| CN87203095U (en) * | 1987-03-24 | 1988-05-04 | 于明 | Multifunctional auto-monitoring device for oil depot |
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| CN109808839A (en) * | 2017-11-22 | 2019-05-28 | 中冶宝钢技术服务有限公司 | The method of loading of ship |
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| Publication number | Publication date |
|---|---|
| CN103373456B (en) | 2016-05-18 |
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