CN104089668B - Actual ship measurement system and method for fuel consumption rate of fishing boat - Google Patents
Actual ship measurement system and method for fuel consumption rate of fishing boat Download PDFInfo
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- CN104089668B CN104089668B CN201410381232.6A CN201410381232A CN104089668B CN 104089668 B CN104089668 B CN 104089668B CN 201410381232 A CN201410381232 A CN 201410381232A CN 104089668 B CN104089668 B CN 104089668B
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- fishing boat
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Abstract
The invention discloses an actual ship measurement system and an actual ship measurement method for fuel consumption rate of a fishing boat. The actual ship measurement system comprises a day tank, a fuel measurement barrel, a fishing boat engine and an integrated control unit, wherein the day tank and the fuel measurement barrel are connected with the fishing boat engine through a three-way valve so as to supply fuel; the feeding amount of fuel supplied by the fuel measurement barrel to the fishing boat engine and the fuel density are measured through a flowmeter and an electronic densimeter; the flowmeter is used for measuring the fuel return amount of the fishing boat engine; the integrated control unit displays measurement data and calculates the fuel consumption rate of the fishing boat engine. The actual ship measurement system is simple in structure, convenient to assemble and disassemble and reasonable in design; the measurement data are accurate, the automation degree is high, and a measurement result is precise; various defects and shortcomings of inconvenience in use and operation, influence caused by environment factors, low measurement accuracy and precision, poor use effect and the like of the conventional actual ship measurement system for the fuel consumption of the fishing boat are effectively overcome.
Description
Technical field
The invention belongs to fuel consumption field of measuring technique, specifically a kind of fishing boat fuel consumption reality boat measurement amount
System.
Background technology
China is the most country of fishing boat quantity in the world, year consumes diesel oil and reaches more than 800 ten thousand tons, fuel consumption cost is still
It is the main factor of impact Ocean Fishery Development, also become the key issue of restriction fisheries sustainable development.
The measurement of engine fuel consumption, generally adopts constant volume area method and determines gravimetric method during platform experiment；But survey in real ship oil consumption
To avoid in amount disconnecting fuel pipe, not affect machine and normally run, exist simultaneously operating condition unstable etc. many unfavorable because
Element restriction, real ship fuel consumption measurement is a difficult point all the time.
At present, many fishing boats, using the method from daytank gauging, to obtain fuel consumption data.However, it is contemplated that environment
Influence factor, it cannot accurately measure the oil consumption in the short time, so, with the method obtain fuel consumption data can only be to daily
Management provides advisory opinion.
Therefore, a kind of fishing boat fuel consumption of exploitation design reality ship measuring system, realizes the real ship monitoring of fuel consumption, right
It is of great significance in the technical performance improving fishing boat and scientific management tool and be widely applied prospect.
Content of the invention
The purpose of the present invention is to provide a kind of fuel consumption reality boat measurement amount system and method for China's fishing boat, existing to make up
There is the deficiency of technology.
Technical scheme is as follows:
A kind of fishing boat fuel consumption reality ship measuring system, this system includes daytank (1) and fishing on fishing boat
Ship electromotor (8) is it is characterised in that described daytank (1) is connected with fishing boat engines (8) by three-way valve (6), and institute
The fishing boat engines (8) stated are provided with tachoscope (9), barometer (10), Hygrothermograph (11), and fishing boat engines (8) are provided with logical
To the return line of daytank (1), and effusion meter (7) is provided with this return line；Fuel measurement bucket (2) is also had to pass through three
One end of port valve (6) is connected with fishing boat engines (8) and supplies fuel oil；Between described fuel measurement bucket (2) and three-way valve (6)
It is sequentially provided with check valve (3), effusion meter (4) and electronic densitometer (5).
A piece communicating pipe with a scale (2-1) is additionally provided with above-mentioned fuel measurement bucket (2).
Above-mentioned tachoscope (9) is connected with main controller (12-1), and this main controller (12-1) is also associated with timing circuit (12-3),
Key circuit (12-6), described key circuit (12-6) is used for close to main controller input rated speed, rated power, fuel oil
Degree, recirculating oil quantity and oil inlet quantity, described main controller (12-1) calculates fishing boat fuel consumption, and is entered by display unit (12-2)
Row display.
Using above-mentioned real boat measurement amount systematic survey fishing boat fuel consumption method it is characterised in that comprising the following steps:
Using three-way valve (6), the fuel feeding of fishing boat engines (8) is made to be converted to fuel measurement bucket (2) from daytank (1)；
Fuel measurement bucket (2) is recorded to the oil inlet quantity v of fishing boat engines (8) by effusion meter (4)Enter, by electron density
Meter (5) records fuel density ρ；
Read the rotating speed n of fishing boat engines (8) by tachoscope (9)；
Record the recirculating oil quantity v of fishing boat engines (8) by effusion meter (7)Return；
Continuous working period is t；
Then according to below equation calculates fishing boat fuel consumption:
First with formula p=cna(1)
Set up fishing boat engines actual power computing formula, wherein
P diesel engine power, kw；
C constant；
N diesel engine speed, r/min；
A index, generally regulation take a=3；
Obtain fishing boat engines actual power computing formula ps=pe(ns 3/ne 3) (2)
In formula: psFishing boat engines actual power, kw；
peFishing boat engines rated power, kw；
nsFishing boat engines actual speed, r/min；
neFishing boat engines rated speed, r/min；
Further according to following fuel consumption computing formula (every kilowatt of amount of fuel consuming per hour, unit g/kw h)
B=1000vDisappearρ/(psT) (3)
Calculating fishing boat fuel consumption:
B=1000 (vEnter-vReturn) ρ ne 3/(peNs 3T) (4)
In formula: b fishing boat fuel consumption, g/ (kw h)；
vEnterFishing boat engines oil inlet quantity, m3；
vReturnFishing boat engines recirculating oil quantity, m3；
ρ fuel density, kg/m3；
psFishing boat engines actual power, kw；
T fishing boat engines run the time consuming oil inlet quantity, h；
Thus fishing boat fuel consumption b is calculated according to formula (4).
Present invention has the advantage that
1st, structure is simple, easy accessibility, need not disconnect fishing boat engines fuel pipe, it is to avoid fuel oil is caused on off-tube road
Leak and affect the normal operation of fishing boat engines.
2nd, reasonable in design, measurement data is accurate.Use flowmeter type, compared to existing daytank strapping,
Decrease the error in data of manual operation generation, and effusion meter strong antijamming capability, measurement result at sea do not jolt by fishing boat,
The impact of environmental factorss such as rock, measurement data is accurate.
3rd, only measure oil inlet quantity compared to existing daytank strapping, the present invention measures fishing boat respectively using effusion meter
Engine oil inlet amount and recirculating oil quantity, fuel consumption measurement result is more scientific, more accurate.
4th, measurement result simple, intuitive, high degree of automation.Stream is shown using data integration display unit simple, intuitive
The measurement data such as amount, density, rotating speed, air pressure, humiture, and intuitively show fuel consumption through calculation process, be conducive to carrying
The technical performance of high fishing boat and scientific management.
In sum, present configuration is simple, easy accessibility, reasonable in design and measurement data accurately, high degree of automation
And measurement result is accurately, can effectively solving fishing vessel oil consumption reality ship measuring system exist using operation inconvenience, by environment because
Number of drawbacks and the deficiency such as element impact, measurement accuracy, precision be not high and using effect is bad.
Brief description
The general structure schematic diagram of Fig. 1 present invention.
The fuel measurement bucket structure schematic diagram of Fig. 2 present invention.
The integrated control unit schematic block circuit diagram of Fig. 3 present invention.
Wherein 1 daytank, 2 fuel measurement buckets, 2-1 communicating pipe, 3 check valves, 4 effusion meter 1,5 electronic densitometer, 6 three
Port valve, 7 effusion meter 2,8 fishing boat engines, 9 tachoscopes, 10 barometers, 11 Hygrothermographs, 12 integrated control units；12-1 master control
Device, 12-2 display unit, 12-3 timing circuit, 12-4 rated speed is keyed in, and 12-5 rated power is keyed in, 12-6 key circuit,
12-7 fuel density is keyed in, and 12-8 oil inlet quantity is keyed in, and 12-9 recirculating oil quantity is keyed in.
Specific embodiment
As Fig. 1,2, a kind of fishing boat fuel consumption reality ship measuring system, this system includes the daytank on fishing boat
And fishing boat engines (8) are it is characterised in that described daytank (1) passes through three-way valve (6) and fishing boat engines (8) phase (1)
Connect, and described fishing boat engines (8) are provided with tachoscope (9), barometer (10), Hygrothermograph (11), fishing boat engines (8)
It is provided with the return line leading to daytank (1), and effusion meter (7) is provided with this return line；Also has fuel measurement bucket (2)
It is connected with fishing boat engines (8) by one end of three-way valve (6) and supply fuel oil；Described fuel measurement bucket (2) and three-way valve
(6) it is sequentially provided with check valve (3), effusion meter (4) and electronic densitometer (5) between.
As Fig. 2, the housing of described fuel measurement bucket 2 is cylindrical housings, and volume is carried out according to fishing boat engines 8 power
Design, coupling；Also include being vertically mounted on the communicating pipe 2-1 of fuel measurement bucket outer wall, described communicating pipe 2-1 bottom survey with fuel oil
Measuring tank 2 bottom is connected, and described communicating pipe 2-1 is equably carved with altitude scale.
As Fig. 3, above-mentioned tachoscope (9) current fishing boat engines rotating speed is carried out real-time detection and with main controller (12-1) phase
Even, this main controller (12-1) is also associated with timing circuit (12-3), key circuit (12-6), and described key circuit (12-6) is used
In to main controller input rated speed, rated power, fuel density, recirculating oil quantity and oil inlet quantity, described main controller (12-1) calculates
Go out fishing boat fuel consumption, and shown by display unit (12-2).Main controller 12-1 is connected with main controller 12-1
Display unit 12-2, timing circuit 12-3 and key circuit 12-6 constitute integrated control unit 12.Using integrated form key board,
Rated speed is provided with described key board and keys in 12-4, rated power key entry 12-5, fuel density key entry 12-7, oil inlet quantity
Key in 12-8, recirculating oil quantity keys in 12-9, be all connected with key circuit 12-6.
The specific work process of the present invention is as follows:
Step one, preparation: first check in daytank 1, whether fuel oil is sufficient, check that in fuel measurement bucket 2, fuel oil is
No abundance；Screw three-way valve 6, connect the in-line between daytank 1 and fishing boat engines 8, make pipeline be full of fuel oil, and
Check pipeline whether oil leak；Screw three-way valve 6, connect the in-line between fuel measurement bucket 2 and fishing boat engines 8, open
Check valve 3, makes pipeline be full of fuel oil, checks pipeline whether oil leak, and records now fuel level in communicating pipe 2-1, note
For communicating pipe 2-1 initial liquid height；Recording flowmeter 4 flow, is designated as effusion meter 4 initial flow；Recorded electronic densimeter is read
Number.
Step 2, closing check valve 3, screw three-way valve 6, connect the oil inlet pipe between daytank 1 and fishing boat engines 8
Road, starts fishing boat engines 8.
Step 3, enter after working temperature to be measured runs 10min after fishing boat engines, screw three-way valve 6, connect fuel oil
In-line between measurement bucket 2 and fishing boat engines 8, is opened check valve 3 simultaneously, is started to fishing boat using fuel measurement bucket 2
Machine 8 fuel feeding.Press timing circuit button simultaneously, start timing, record the flow of now return line effusion meter 7, be designated as flow
Count 7 initial flows.
Step 4, fishing boat engines 8, after fixing time set by stable conditions to be measured operation, are closed check valve 3, are screwed three
Port valve 6, connects the in-line between daytank 1 and fishing boat engines 8.Press timing circuit button simultaneously, terminate timing；
Record now fuel level in communicating pipe 2-1, is designated as communicating pipe 2-1 final liquid level；Recording flowmeter 4 flow, note
For effusion meter 4 final flow rate；The flow of recording flowmeter 7, is designated as effusion meter 7 final flow rate.
Step 5, using effusion meter 4 initial flow, final flow rate calculate oil inlet quantity；Using effusion meter 7 initial flow,
Whole flow rate calculation recirculating oil quantity.Rated speed, rated power, oil inlet quantity are keyed on the control keyboard of integrated control unit 12, returns
Oil mass, display unit shows fishing boat engines fuel consumption, completes the real boat measurement amount of fishing boat engines fuel consumption.
Step 6, record oil inlet quantity vEnter, fuel density ρ, rotating speed ns, recirculating oil quantity vReturn, the data such as continuous working period t it
Afterwards, calculate fishing boat fuel consumption according to below equation:
First with formula p=cna(1)
Set up fishing boat engines actual power computing formula, wherein
P diesel engine power, kw；
C constant；
N diesel engine speed, r/min；
A index, generally regulation take a=3；
Obtain fishing boat engines actual power computing formula ps=pe(ns 3/ne 3) (2)
In formula: psFishing boat engines actual power, kw；
peFishing boat engines rated power, kw；
nsFishing boat engines actual speed, r/min；
neFishing boat engines rated speed, r/min；
Further according to following fuel consumption computing formula (every kilowatt of amount of fuel consuming per hour, unit g/kw h)
B=1000vDisappearρ/(psT) (3)
Calculating fishing boat fuel consumption:
B=1000 (vEnter-vReturn)ρNe 3/(peNs 3T) (4)
In formula: b fishing boat fuel consumption, g/ (kw h)；
vEnterFishing boat engines oil inlet quantity, m3；
vReturnFishing boat engines recirculating oil quantity, m3；
ρ fuel density, kg/m3；
psFishing boat engines actual power, kw；
T fishing boat engines run the time consuming oil inlet quantity, h；
Thus fishing boat fuel consumption b is calculated according to formula (4).
Claims (2)
1. a kind of utilization fishing boat fuel consumption reality boat measurement amount systematic survey fishing boat fuel consumption method it is characterised in that:
Described fishing boat fuel consumption reality ship measuring system, including the daytank (1) on fishing boat and fishing boat engines
(8) it is characterised in that described daytank (1) is connected with fishing boat engines (8) by three-way valve (6), and described fishing boat
Electromotor (8) is provided with tachoscope (9), barometer (10), Hygrothermograph (11), and fishing boat engines (8) are provided with and lead to daily oil
The return line of cabinet (1), and effusion meter (7) is provided with this return line；Fuel measurement bucket (2) is also had to pass through three-way valve (6)
One end be connected with fishing boat engines (8) and supply fuel oil；Set successively between described fuel measurement bucket (2) and three-way valve (6)
There are check valve (3), effusion meter (4) and electronic densitometer (5)；
A piece communicating pipe with a scale (2-1) is additionally provided with above-mentioned fuel measurement bucket (2)；
Described method comprises the following steps:
Using three-way valve (6), the fuel feeding of fishing boat engines (8) is made to be converted to fuel measurement bucket (2) from daytank (1)；
Fuel measurement bucket (2) is recorded to the oil inlet quantity v of fishing boat engines (8) by effusion meter (4)Enter, by electronic densitometer (5)
Record fuel density ρ；
Read the rotating speed n of fishing boat engines (8) by tachoscope (9)；
Record the recirculating oil quantity v of fishing boat engines (8) by effusion meter (7)Return；
Continuous working period is t；
Then according to below equation calculates fishing boat fuel consumption:
First with formula p=cna(1)
Set up fishing boat engines actual power computing formula, wherein
P diesel engine power, kw；
C constant；
N diesel engine speed, r/min；
A index, generally regulation take a=3；
Obtain fishing boat engines actual power computing formula ps=pe(ns 3/ne 3) (2)
In formula: psFishing boat engines actual power, kw；
peFishing boat engines rated power, kw；
nsFishing boat engines actual speed, r/min；
neFishing boat engines rated speed, r/min；
Further according to following fuel consumption computing formula (every kilowatt of amount of fuel consuming per hour, unit g/kw h)
B=1000vDisappearρ/(psT) (3)
Calculating fishing boat fuel consumption:
B=1000 (vEnter-vReturn) ρ ne3/(peNs3T) (4)
In formula: b fishing boat fuel consumption, g/ (kw h)；
vEnterFishing boat engines oil inlet quantity, m3；
vReturnFishing boat engines recirculating oil quantity, m3；
ρ fuel density, kg/m3；
psFishing boat engines actual power, kw；
T fishing boat engines run the time consuming oil inlet quantity, h；
Thus fishing boat fuel consumption b is calculated according to formula (4)；
Wherein, above-mentioned utilization three-way valve (6), makes the fuel feeding of fishing boat engines (8) be converted to fuel measurement bucket from daytank (1)
(2) specific as follows:
Step one, preparation: first check whether the interior fuel oil of daytank (1) is sufficient, check that the interior fuel oil of fuel measurement bucket (2) is
No abundance；Screw three-way valve (6), connect the in-line between daytank (1) and fishing boat engines (8), so that pipeline is full of
Fuel oil, and check pipeline whether oil leak；Screw three-way valve (6), connect between fuel measurement bucket (2) and fishing boat engines (8)
In-line, opens check valve (3), makes pipeline be full of fuel oil, checks pipeline whether oil leak, and records now communicating pipe (2-1)
Interior fuel level, is designated as communicating pipe (2-1) initial liquid height；Recording flowmeter (4) flow, is designated as effusion meter (4) just
Beginning flow；Recorded electronic Densitometer Readings；
Step 2, closing check valve (3), screw three-way valve (6), connect the oil inlet pipe between daytank 1 and fishing boat engines 8
Road, starts fishing boat engines (8)；
Step 3, enter after working temperature to be measured runs 10min after fishing boat engines, screw three-way valve (6), connect fuel oil and survey
In-line between measuring tank (2) and fishing boat engines (8), opens check valve (3) simultaneously, using fuel measurement bucket (2) to fishing
Ship electromotor (8) fuel feeding；Start simultaneously at timing, record the flow of now return line effusion meter (7), be designated as effusion meter (7) just
Beginning flow.
2. the method for measurement fishing boat fuel consumption as claimed in claim 1 is it is characterised in that above-mentioned tachoscope (9) and master control
Device (12-1) is connected, and this main controller (12-1) is also associated with timing circuit (12-3), key circuit (12-6), and described button is electric
Road (12-6) is used for main controller input rated speed, rated power, fuel density, recirculating oil quantity and oil inlet quantity, described main controller
(12-1) calculate fishing boat fuel consumption, and shown by display unit (12-2).
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| CN201410381232.6A CN104089668B (en) | 2014-08-05 | 2014-08-05 | Actual ship measurement system and method for fuel consumption rate of fishing boat |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105181054A (en) * | 2015-07-29 | 2015-12-23 | 浙江海洋学院 | Fishing boat oil consumption intelligent detection device |
| CN107202615A (en) * | 2016-09-12 | 2017-09-26 | 上海中车汉格船舶与海洋工程有限公司 | Fuel consumption computational methods |
| CN107907175B (en) * | 2017-11-07 | 2020-01-10 | 大连海事大学 | Marine diesel engine oil consumption comparison metering method and high-precision measuring system |
| CN108446514B (en) * | 2018-04-03 | 2022-04-05 | 广州电力机车有限公司 | Design method of air inlet and exhaust system of dump truck |
| CN109141583B (en) * | 2018-08-16 | 2020-11-17 | 杭州容大智造科技有限公司 | Equipment for detecting height of glass water in water tank by using time and windshield wiper system |
| CN110058616A (en) * | 2019-05-21 | 2019-07-26 | 中国船舶工业集团公司第七0八研究所 | Bunker oil Liquid level adjusts pulling device automatically |
| CN111260218B (en) * | 2020-01-16 | 2023-10-17 | 中国水产科学研究院东海水产研究所 | Trawl fishing boat fuel efficiency analysis method |
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