CN108007518A - Oil consumption computing device and method and engineering machinery - Google Patents
Oil consumption computing device and method and engineering machinery Download PDFInfo
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- CN108007518A CN108007518A CN201711236849.9A CN201711236849A CN108007518A CN 108007518 A CN108007518 A CN 108007518A CN 201711236849 A CN201711236849 A CN 201711236849A CN 108007518 A CN108007518 A CN 108007518A
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 239000003921 oil Substances 0.000 claims abstract description 509
- 239000002828 fuel tank Substances 0.000 claims abstract description 175
- 238000001514 detection method Methods 0.000 claims abstract description 119
- 239000000295 fuel oil Substances 0.000 claims abstract description 100
- 239000000446 fuel Substances 0.000 claims abstract description 96
- 238000012546 transfer Methods 0.000 claims abstract description 91
- 238000012544 monitoring process Methods 0.000 claims abstract description 7
- 230000007246 mechanism Effects 0.000 claims description 102
- 239000013589 supplement Substances 0.000 claims description 16
- 238000004364 calculation method Methods 0.000 claims description 15
- 238000001914 filtration Methods 0.000 claims description 7
- 230000001502 supplementing effect Effects 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 13
- 238000010586 diagram Methods 0.000 description 9
- 238000002485 combustion reaction Methods 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 3
- 230000001186 cumulative effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 235000015927 pasta Nutrition 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000007619 statistical method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009469 supplementation Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/07—Integration to give total flow, e.g. using mechanically-operated integrating mechanism
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Abstract
The present invention provides a kind of oil consumption computing device and method and engineering machinery, it is related to technical field of engineering machinery.The oil consumption computing device includes main fuel tank, oil transfer pump, oil pipeline, flowmeter, auxiliary fuel tank and oil level detection control device.Main fuel tank is connected by oil pipeline with auxiliary fuel tank, and oil transfer pump and flowmeter may be contained within oil pipeline, and flowmeter is used for the oil mass for monitoring the fuel oil for flowing through flowmeter.Oil level detection control device is arranged on auxiliary fuel tank, and is electrically connected with oil transfer pump, is closed or is opened for detecting the fuel level in auxiliary fuel tank, and according to fuel level control oil transfer pump.Flowmeter is arranged on the oil pipeline between main fuel tank and auxiliary fuel tank by the oil consumption computing device and engineering machinery, avoid flowmeter being directly arranged in the oil passage of equipment, prevent from influencing equipment operation when Causing Flowmeter Damages cause the oil passage of equipment to block, and the measured deviation of fuel consumption can be reduced, improve measurement accuracy.
Description
Technical field
The present invention relates to technical field of engineering machinery, in particular to a kind of oil consumption computing device and method and engineering
Machinery.
Background technology
At present, the fuel consumption calculation method applied to the engine in engineering machinery can use a kind of based on flow rate calculation
Method, this method are installed on the fuel consumption that engine is measured in the oil circuit of engine, this scheme using flow sensor
Theoretically have no problem, but in practice since the cleanliness factor of fuel oil is very poor, be often mixed with and be largely difficult to filtering thoroughly
Impurity, the blocking of flow sensor can be caused, so as to cause normally to measure, started moreover, once blocking will result in
Machine supplies shortage of oil, ultimately results in and is short of power, or even flame-out, serious threat equipment it is safe to use.Also, this method measurement consumption
The deviation of oil mass is larger, and precision is not high enough.
The content of the invention
It is an object of the present invention to providing a kind of oil consumption computing device, it can be prevented when Causing Flowmeter Damages cause work
The oil passage for making device blocks and influences equipment operation, and can reduce the measured deviation of fuel consumption, improves measurement accuracy.
Another object of the present invention is to provide a kind of engineering machinery, it can be prevented when Causing Flowmeter Damages cause work clothes
The oil passage put blocks and influences equipment operation, and can reduce the measured deviation of fuel consumption, improves measurement accuracy.
A further object of the present invention is to provide a kind of fuel consumption calculation method, it can reduce the measured deviation of fuel consumption,
Improve measurement accuracy.
What the embodiment of the present invention was realized in：
A kind of oil consumption computing device, including main fuel tank, oil transfer pump, oil pipeline, flowmeter, auxiliary fuel tank and oil level detection control
Device processed.The main fuel tank is connected by the oil pipeline with the auxiliary fuel tank, and the oil transfer pump and the flowmeter are all provided with
The oil pipeline is placed in, the flowmeter is used for the oil mass for monitoring the fuel oil for flowing through the flowmeter.The oil level detection control
Device processed is arranged on the auxiliary fuel tank, and is electrically connected with the oil transfer pump, for detecting the fuel level in the auxiliary fuel tank,
And the oil transfer pump is controlled to close or open according to the fuel level.
Further, the oil level detection control device is the first oil level detection mechanism for carrying executing agency, described
One oil level detection mechanism is arranged at the on the auxiliary fuel tank first default oil level, for detecting the combustion in the auxiliary fuel tank
Oil controls the oil transfer pump to close when reaching the described first default oil level, and is detecting that the fuel oil in the auxiliary fuel tank do not reach
The oil transfer pump is controlled to open during to the described first default oil level.
Further, the oil level detection control device includes controller and the first oil level detection mechanism, the controller
It is electrically connected with the oil transfer pump, the first oil level detection mechanism is electrically connected with the controller；
The first oil level detection mechanism is arranged at the on the auxiliary fuel tank first default oil level, for detecting
When stating the fuel oil in auxiliary fuel tank and reaching the described first default oil level, the first shutdown signal, the control are sent to the controller
Device is used to control the oil transfer pump to close according to first shutdown signal；
The first oil level detection mechanism is additionally operable to detecting that it is pre- that the fuel oil in the auxiliary fuel tank is not up to described first
If during oil level, the first opening signal is sent to the controller, the controller is used to control according to first opening signal
The oil transfer pump is opened.
Further, the oil level detection control device is the first oil level detection mechanism and the second oil for carrying executing agency
Position detecting mechanism；
At the first default oil level that the first oil level detection mechanism is arranged on the auxiliary fuel tank, and with the oil transfer pump
It is electrically connected, the second oil level detection mechanism is arranged at the on the auxiliary fuel tank second default oil level and electric with the oil transfer pump
Connection, wherein, the described second default oil level is less than the described first default oil level；
The first oil level detection mechanism is used to detect that it is default oily that the fuel oil in the auxiliary fuel tank reaches described first
The oil transfer pump is controlled to close during position；
The second oil level detection mechanism is used to detect that it is default oily that the fuel oil in the auxiliary fuel tank is in described second
The oil transfer pump is controlled to open during position.
Further, the oil level detection control device includes controller, the first oil level detection mechanism and the inspection of the second oil level
Mechanism is surveyed, the controller is electrically connected with the oil transfer pump；
The first oil level detection mechanism is electrically connected with the controller, and the first oil level detection mechanism is arranged at described
At the first default oil level on auxiliary fuel tank, the first oil level detection mechanism is used to detect that the fuel oil in the auxiliary fuel tank reaches
The second shutdown signal is sent to the controller to during the described first default oil level, the controller is used to close according to described second
Closing signal controls the oil transfer pump to close；
The second oil level detection mechanism is electrically connected with the controller, and the second oil level detection mechanism is arranged at described
At the second default oil level on auxiliary fuel tank, wherein, the described second default oil level is less than the described first default oil level, second oil
Position detecting mechanism is used to send out to the controller when detecting that the fuel oil in the auxiliary fuel tank is in the described second default oil level
Go out the second opening signal, the controller is used to control the oil transfer pump to open according to second opening signal.
Further, the inner wall of the auxiliary fuel tank is provided with boss, first oil level at the described first default oil level
Testing agency is installed on the boss.
Further, the main fuel tank is stretched into one end of the oil pipeline, and the oil pipeline stretches into the master
One end of fuel tank is provided with filtration apparatus.
A kind of engineering machinery, including equipment and oil consumption computing device, the oil consumption computing device include main fuel tank, defeated
Oil pump, oil pipeline, flowmeter, auxiliary fuel tank and oil level detection control device；
The main fuel tank is connected by the oil pipeline with the auxiliary fuel tank, and the oil transfer pump and the flowmeter are all provided with
The oil pipeline is placed in, the flowmeter is used for the oil mass for monitoring the fuel oil for flowing through the flowmeter, the auxiliary fuel tank and institute
State equipment connection；
The oil level detection control device is arranged on the auxiliary fuel tank, and is electrically connected with the oil transfer pump, for detecting
Fuel level in the auxiliary fuel tank, and control the oil transfer pump to close or open according to the fuel level.
A kind of fuel consumption calculation method, the described method includes：Whether the real-time oil level for detecting the fuel oil in the auxiliary fuel tank reaches
To the first default oil level；When detecting the oil level in real time less than the first default oil level, fuel oil is supplemented into the auxiliary fuel tank；
When detecting that the fuel oil in the auxiliary fuel tank reaches the described first default oil level, stop supplementing fuel oil to the auxiliary fuel tank；Note
The fuel flow that the fuel oil in the auxiliary fuel tank is supplemented by the oil level in real time to the described first default oil level is recorded, to be fired
Oilconsumption.
Further, it is described to be mended when detecting that the real-time oil level is not up to the first default oil level into the auxiliary fuel tank
The step of filling fuel oil includes：
Detect whether the oil level in real time reaches the second default oil level, wherein, the described second default oil level is less than described the
One default oil level；
When detecting that the real-time oil level reaches the described second default oil level, fuel oil is supplemented into the auxiliary fuel tank；
The combustion that the fuel oil recorded in the auxiliary fuel tank is consumed by the oil level in real time to the described first default oil level
The step of oil stream amount is to obtain fuel consumption includes：
Record the combustion that the fuel oil in the auxiliary fuel tank is consumed by the described second default oil level to the described first default oil level
Oil stream amount, is denoted as unit fuel consumption；
Accumulative fuel consumption is calculated according to the unit fuel consumption, and the formula calculated is：
T=n × t；
Wherein, T is accumulative fuel consumption, and t is unit fuel consumption, and n is coefficient and takes the positive integer more than or equal to 1.
Oil consumption computing device provided in an embodiment of the present invention and the beneficial effect of method and engineering machinery are：The present invention is implemented
The oil consumption computing device and engineering machinery that example provides set main fuel tank and auxiliary fuel tank, and flowmeter is arranged at main fuel tank and pair oil
On oil pipeline between case, for being connected with exterior equipment, to deliver fuel to the equipment of outside, such as
Engine, the fuel oil that main fuel tank can be by oil transfer pump into the auxiliary fuel tank that is consumed of equipment outside auxiliary fuel tank supplement,
Oil level detection control device can detect the fuel level in the auxiliary fuel tank, and control the oil transportation according to the fuel level
Pump is closed or opened, and flowmeter is able to record the amount of fuel that main fuel tank is supplemented into auxiliary fuel tank, so that the amount of fuel according to supplement
The fuel consumption of the equipment of outside can be calculated.Oil consumption computing device provided in an embodiment of the present invention is by the way that flowmeter is set
It is placed on the oil pipeline between main fuel tank and auxiliary fuel tank, avoids flowmeter being directly arranged in the oil passage of equipment,
Prevent from influencing equipment operation when Causing Flowmeter Damages cause the oil passage of equipment to block, and the survey of fuel consumption can be reduced
Deviation is measured, improves measurement accuracy.The fuel consumption calculation method can reduce the measured deviation of fuel consumption, improve measurement accuracy.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not construed as pair
The restriction of scope, for those of ordinary skill in the art, without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structure diagram for the engineering machinery that first embodiment of the invention provides；
Fig. 2 is the structure diagram of the oil consumption computing device for the engineering machinery that first embodiment of the invention provides；
Fig. 3 is the structure diagram of the oil consumption computing device for the engineering machinery that another embodiment of the present invention provides；
Fig. 4 is the first oil level detection mechanism of the oil consumption computing device for the engineering machinery that first embodiment of the invention provides
Structure diagram, wherein, microswitch is connected with the first contact；
Fig. 5 is the first oil level detection mechanism of the oil consumption computing device for the engineering machinery that first embodiment of the invention provides
Structure diagram, wherein, microswitch is connected with the second contact；
Fig. 6 is the structure diagram for the engineering machinery that second embodiment of the invention provides；
Fig. 7 is the structure diagram of the oil consumption computing device for the engineering machinery that second embodiment of the invention provides；
Fig. 8 is the flow diagram for the fuel consumption calculation method that third embodiment of the invention provides；
Fig. 9 is the flow diagram for the fuel consumption calculation method that fourth embodiment of the invention provides.
Icon：200- equipments；100- oil consumption computing devices；110- main fuel tanks；120- oil transfer pumps；130- petroleum pipelines
Road；131- check valves；132- filtration apparatuses；140- flowmeters；150- auxiliary fuel tanks；160- output channels；The first oil levels of 170- are examined
Survey mechanism；171- floating balls；172- microswitches；The first contacts of 173-；The second contacts of 174-；180- controllers；The oil of 190- second
Position detecting mechanism.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, instead of all the embodiments.The present invention implementation being usually described and illustrated herein in the accompanying drawings
The component of example can be arranged and designed with a variety of configurations.
Therefore, below the detailed description of the embodiment of the present invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiments of the present invention, this area is common
Technical staff's all other embodiments obtained without creative efforts, belong to the model that the present invention protects
Enclose.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, it is to be understood that the orientation or position of the instruction such as term " on ", " under ", " interior ", " outer "
Put relation be based on orientation shown in the drawings or position relationship, or the invention product using when the orientation or position usually put
Put relation, or the orientation that usually understands of those skilled in the art or position relationship, be for only for ease of the description present invention and
Simplify description, rather than the equipment or element of instruction or hint meaning there must be specific orientation, with specific azimuth configuration
And operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that indicating or implying relatively important
Property.
In the description of the present invention, it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ",
" installation ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly be connected
Connect；Can mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, can
To be the connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the present invention.
First embodiment
Referring to Fig. 1, present embodiments providing a kind of engineering machinery (figure is not marked), which includes what is be connected with each other
Oil consumption computing device 100 and equipment 200.The engineering machinery can be excavator, bull-dozer, drilling machine etc., equipment
200 can be the consumers such as the engine in engineering machinery.The oil consumption computing device 100 is applied to detect work in engineering machinery
Make the fuel oil fuel consumption of device 200.The oil consumption computing device 100 can reduce the measured deviation of fuel consumption, improve measurement accuracy,
Reduce the influence run to equipment 200.
Fig. 1 and Fig. 2 are please referred to, which includes main fuel tank 110, oil transfer pump 120, oil pipeline
130th, flowmeter 140, auxiliary fuel tank 150, output channel 160 and oil level detection control device (figure is not marked), the dotted line in Fig. 1 represent
Electrical connection between element.
Main fuel tank 110 is connected by oil pipeline 130 with auxiliary fuel tank 150.Main fuel tank 110 is used to pass through oil pipeline 130
Fuel oil is supplemented to auxiliary fuel tank 150.Oil transfer pump 120 and flowmeter 140 may be contained within oil pipeline 130.Oil transfer pump 120 is used for from master
Fuel tank 110 extracts fuel oil.Flowmeter 140 is used for the oil mass for monitoring the fuel oil for flowing through flowmeter 140.
In the present embodiment, main fuel tank 110 is stretched into one end of oil pipeline 130, and oil pipeline 130 stretches into main fuel tank
110 one end is provided with filtration apparatus 132.Filtration apparatus 132 is chosen as a filter core., can be right by setting filtration apparatus 132
The fuel oil that main fuel tank 110 enters oil pipeline 130 is filtered, and the impurity in fuel oil is removed, so as to further prevent flowmeter
140 blocking, makes measurement more accurate.
In the present embodiment, oil transfer pump 120 can use diaphragm pump, plunger pump, gear pump and vane pump etc..Flowmeter 140
Volumetric flowmeter 140 can be used, it is possible to increase the accuracy of metering.Check valve can also be set on oil pipeline 130
131, oil transfer pump 120, flowmeter 140 and check valve 131 are set in turn in oil pipeline 130 from main fuel tank 110 to auxiliary fuel tank 150
On.
Auxiliary fuel tank 150 is used for 200 fuel feeding of equipment.In the present embodiment, one end of output channel 160 and auxiliary fuel tank
150 connections, the other end are connected with equipment 200, and auxiliary fuel tank 150 is exported by output channel 160 to equipment 200 to be fired
Oil.
Oil level detection control device is arranged on auxiliary fuel tank 150, and is electrically connected with oil transfer pump 120, for detecting auxiliary fuel tank
Fuel level in 150, and close or open according to fuel level control oil transfer pump 120.
In the present embodiment, oil level detection control device is the first oil level detection mechanism 170 for carrying executing agency.First oil
Position detecting mechanism 170 is arranged at the on auxiliary fuel tank 150 first default oil level, for detecting the fuel oil in auxiliary fuel tank 150
Control oil transfer pump 120 is closed when reaching the first default oil level, and is detecting that it is pre- that the fuel oil in auxiliary fuel tank 150 is not up to first
If oil transfer pump 120 is controlled to open during oil level.
Referring to Fig. 3, the dotted line in Fig. 3 represents the electrical connection between element.In other embodiments of the invention,
Oil level detection control device can also include 180 and first oil level detection mechanism 170 of controller.Wherein, controller 180 and oil transportation
Pump 120 is electrically connected, and the first oil level detection mechanism 170 is electrically connected with controller 180.First oil level detection mechanism 170 is arranged at pair
At the first default oil level on fuel tank 150, for when detecting that the fuel oil in auxiliary fuel tank 150 reaches the first default oil level, to
Controller 180 sends the first shutdown signal, and controller 180 is used to close according to the first shutdown signal control oil transfer pump 120.First
Oil level detection mechanism 170 is additionally operable to when detecting that the fuel oil in auxiliary fuel tank 150 is not up to the first default oil level, to controller
180 send the first opening signal, and controller 180 is used to open according to the first opening signal control oil transfer pump 120.
Close or open it should be noted that oil transfer pump 120 can be directly controlled by the first oil level detection mechanism 170.
Alternatively, controller 180 can also be delivered a signal to by the first oil level detection mechanism 170, oil transfer pump is controlled by controller 180
120 close or open.In addition, the first default oil level is the higher oil level in auxiliary fuel tank 150, the first default oil in the present embodiment
Position can be the full oil mass oil level of auxiliary fuel tank 150.
Please continue to refer to Fig. 1 and Fig. 2, further, in the present embodiment, the inner wall of auxiliary fuel tank 150 is in the first default oil level
Place is provided with boss (not shown), and oil level detection control device is installed on boss.In such manner, it is possible to reduce because auxiliary fuel tank 150 occurs
Oil level error caused by inclination.Alternatively, in the present embodiment, boss is the elongate structure of diameter 30mm, and first is default oily
Position is the height value of 50mm.
It should be noted that the first oil level detection mechanism 170 can be oil level detecting switch, or oil level senses
Device, or can detect the mechanism of oil level for other, in the present embodiment, the first oil level detection mechanism 170 is oil level detecting switch.
Wherein, oil level detecting switch can be floating ball oil level switch or capacitive oil level switch, pressure type oil level switch and surpass
The forms such as acoustic wave switch.In the present embodiment, oil level detecting switch is floating ball oil level switch.
Fig. 4 and Fig. 5 are referred to, further, floating ball oil level switch includes floating ball 171, microswitch 172, the first contact
173 and second contact 174.Wherein, floating ball 171 is connected with microswitch 172.Microswitch 172 is connected with oil transfer pump 120.The
One contact 173 is OFF contacts, and the second contact 174 connects electricity for ON.When pasta is to raising up, during more than certain value, floating ball 171 can on
Floating touch-control microswitch 172, exports the contact point signal of the first contact 173.The first shutdown signal is exported to oil transfer pump 120, control
Oil transfer pump 120 processed is closed.When pasta is raised downwards, during more than certain value, floating ball 171 can decline linkage microswitch 172, make second
The contact point signal output of contact 174, exports the first opening signal and is opened to oil transfer pump 120, control oil transfer pump 120.
In other embodiments of the invention, floating ball oil level switch can also be connected with controller 180, controller 180 with
Oil transfer pump 120 connects, and floating ball oil level switch exports the first shutdown signal and the first opening signal to controller 180, by controlling
Device 180 controls oil transfer pump 120 to switch.Frequent start-stop is not required in oil transfer pump 120.
Please continue to refer to Fig. 1 and Fig. 2, in addition, it is necessary to which explanation, can carry out data acquisition by flowmeter 140, lead to
Cross the Sensor monitoring acting situation for the equipment 200 that equipment carries.Also, auxiliary fuel tank 150 can connect multiple output systems
System, can count each output system acting situation of equipment respectively, oil consumption ratio be done work as variable using each system unit, by asking
N (N is the positive integer more than or equal to 1) group fuel consumption data is solved, the power oil consumption ratio of each system is calculated, so as to propose each
The improvement opinion of system.In this way, controller 180 can read the acting data of equipment 200 and flowmeter 140 of engineering machinery
Data, for the relation between statistical analysis acting and fuel consumption, its main feature is that analysis data variable values are few, it is fast to calculate analysis
Speed.
The operation principle of the oil consumption computing device 100 of engineering machinery provided in this embodiment is as follows：
It is pre- by the way that whether the real-time oil level of the fuel oil in the first oil level detection mechanism 170 detection auxiliary fuel tank 150 reaches first
If oil level.When the fuel oil that the first oil level detection mechanism 170 is detected in auxiliary fuel tank 150 reaches the first default oil level, stop to
Auxiliary fuel tank 150 supplements fuel oil.When the first oil level detection mechanism 170 detects that real-time oil level is not up to the first default oil level, to
Supplement fuel oil in auxiliary fuel tank 150.When the fuel oil of supplement, make it that the real-time oil level of the fuel oil in auxiliary fuel tank 150 reaches first again pre-
If during oil level, the fuel oil that flowmeter 140 is recorded in auxiliary fuel tank 150 is preset by the real-time oil level less than the first default oil level to first
The fuel flow that oil level is supplemented, to obtain the fuel flow of fuel consumption, the i.e. above-mentioned supplement process that flowmeter 140 records
The as instantaneous fuel consumption.
The oil consumption computing device 100 of engineering machinery provided in this embodiment by flowmeter 140 by being arranged at main fuel tank 110
On oil pipeline 130 between auxiliary fuel tank 150, avoid flowmeter 140 being directly arranged at the oil passage of equipment 200
In, prevent that working as flowmeter 140 damages the oil passage blocking for causing equipment 200 and influence equipment operation, and can reduce
The measured deviation of fuel consumption, improves measurement accuracy.Also, fuel consumption data can be read in real time by flowmeter 140, control
System is succinct, rapid, reduces 180 computation delay of controller.
Second embodiment
Fig. 6 and Fig. 7 are referred to, present embodiments provides a kind of engineering machinery, its engineering machine provided with first embodiment
Tool is compared difference lies in the structure of oil consumption computing device 100 difference, and the present embodiment does not refer to that part refers to first embodiment.This
The oil consumption computing device 100 for the engineering machinery that embodiment provides and the difference of the oil consumption computing device 100 in first embodiment exist
In in the present embodiment, oil level detection control device includes controller 180, the first oil level detection mechanism 170 and the second oil level detection
Mechanism 190.Controller 180 is electrically connected with oil transfer pump 120.
Dotted line in Fig. 6 represents the electrical connection between element.First oil level detection mechanism 170 and the electricity of controller 180
Connection, the first oil level detection mechanism 170 are arranged at the on auxiliary fuel tank 150 first default oil level, the first oil level detection mechanism 170
For sending the second shutdown signal to controller 180 when detecting that the fuel oil in auxiliary fuel tank 150 reaches the first default oil level, control
Device 180 processed is used to close according to the second shutdown signal control oil transfer pump 120.
Second oil level detection mechanism 190 is electrically connected with controller 180, and the second oil level detection mechanism 190 is arranged at auxiliary fuel tank
At the second default oil level on 150, wherein, less than the first default oil level, the second oil level detection mechanism 190 uses the second default oil level
The second opening signal is sent to controller 180 when detecting that the fuel oil in auxiliary fuel tank 150 is in the second default oil level, is controlled
Device 180 is used to open according to the second opening signal control oil transfer pump 120.
It should be noted that in other embodiments of the invention, oil level detection control device is to carry executing agency
First oil level detection mechanism 170 and the second oil level detection mechanism 190.First oil level detection mechanism 170 is arranged on auxiliary fuel tank 150
The first default oil level at, and be electrically connected with oil transfer pump 120, the second oil level detection mechanism 190 is arranged at the on auxiliary fuel tank 150
It is electrically connected at two default oil levels and with oil transfer pump 120, wherein, the second default oil level is less than the first default oil level.First oil level is examined
Mechanism 170 is surveyed to be used to control oil transfer pump 120 to close when detecting that the fuel oil in auxiliary fuel tank 150 reaches the first default oil level.The
Two oil level detection mechanisms 190 are used to control oil transfer pump 120 when detecting that the fuel oil in auxiliary fuel tank 150 is in the second default oil level
Open.
That is, oil transportation can be directly controlled by the first oil level detection mechanism 170 and the second oil level detection mechanism 190
The switch of pump 120, or controller is delivered a signal to by the first oil level detection mechanism 170 and the second oil level detection mechanism 190
180, control oil transfer pump 120 to switch by controller 180.
In the present embodiment, the first oil level detection mechanism 170 and the second oil level detection mechanism 190 are oil level detecting switch,
Further, the first oil level detection mechanism 170 and the second oil level detection mechanism 190 are floating ball oil level switch.
The operation principle of the oil consumption computing device 100 of engineering machinery provided in this embodiment is as follows：
It is pre- by the way that whether the real-time oil level of the fuel oil in the first oil level detection mechanism 170 detection auxiliary fuel tank 150 reaches first
If oil level.When the first oil level detection mechanism 170 detects that real-time oil level is not up to the first default oil level, examined by the second oil level
Survey whether the fuel level that mechanism 190 is detected in auxiliary fuel tank 150 reduces and reach the second default oil level, wherein, the second default oil
Position is less than the first default oil level.When the second oil level detection mechanism 190 detects that real-time oil level reaches the second default oil level, second
Oil level detection mechanism 190 sends the second opening signal to controller 180, and controller 180 controls oil transportation according to the second opening signal
Pump 120 is opened, and fuel oil is supplemented into auxiliary fuel tank 150.Until the first oil level detection mechanism 170 detects that real-time oil level reaches first
During default oil level, the first oil level detection mechanism 170 sends the second shutdown signal to controller 180, and controller 180 controls oil transfer pump
120 close, and stop supplementing fuel oil to auxiliary fuel tank 150.Fuel oil in record auxiliary fuel tank 150 is preset by the second default oil level to first
The fuel flow that oil level is consumed, is denoted as unit fuel consumption.Accumulative fuel consumption is calculated according to unit fuel consumption, and calculate
Formula is：
T=n × t；
Wherein, T is accumulative fuel consumption, and t is unit fuel consumption, and n is coefficient and takes the positive integer more than or equal to 1.
In this way, the accumulative fuel consumption by the way that the cumulative time can be calculated, such as statistics moon fuel consumption and year fuel consumption.
The oil consumption computing device 100 of engineering machinery provided in this embodiment by flowmeter 140 by being arranged at main fuel tank 110
On oil pipeline 130 between auxiliary fuel tank 150, avoid flowmeter 140 being directly arranged at the oil passage of equipment 200
In, prevent that working as flowmeter 140 damages the oil passage blocking for causing equipment 200 and influence equipment operation, and can reduce
The measured deviation of fuel consumption, improves measurement accuracy.Further, it is possible to the fuel consumption of equipment 200, Neng Gouji are observed for a long time
Calculate the accumulative fuel consumption for drawing the cumulative time.Moreover, control is succinct, rapid, reduce 180 computation delay of controller.Further
Frequent start-stop can be not required in ground, oil transfer pump 120, improve the service life of oil transfer pump 120.
The oil consumption computing device 100 of engineering machinery provided in an embodiment of the present invention is illustrated below by way of test data
Beneficial effect：
1. experimental condition
2. Experimental Comparison data
Wherein, weight method is existing relatively accurate test method, and upper table is impulse method and the flow of the application
Two kinds of test methods of method ask poor accounting to draw deviation percent with more accurate weight method.It can be drawn from upper table, in identical survey
Under the conditions of examination, same engine does fuel consumption test using three kinds of methods on the same day, obtains measured data, analysis deviation
Value, impulse method deviation is larger, and for deviation between 5%~10%, estimation oil consumption is excessive.The discharge method deviation of the application
0.1%~0.6%, precision is of a relatively high, and the data drawn have certain reliability, can be good at simulating actual fuel oil
Consumption.
3rd embodiment
Referring to Fig. 8, present embodiments providing a kind of fuel consumption calculation method, which employs the first implementation
The oil consumption computing device 100 that example provides.Fuel consumption calculation method provided in this embodiment includes：
Whether step S101, the real-time oil level for detecting the fuel oil in auxiliary fuel tank 150 reach the first default oil level.
In the present embodiment, step S101 is completed by the first oil level detection mechanism 170.
Step S102, when detecting that the fuel oil in auxiliary fuel tank 150 reaches the first default oil level, stops to auxiliary fuel tank 150
Supplement fuel oil.
In the present embodiment, step S102 controls oil transfer pump 120 to complete by the first oil level detection mechanism 170.When the first oil level
When testing agency 170 detects that the fuel oil in auxiliary fuel tank 150 reaches the first default oil level, the first oil level detection mechanism 170 controls
Oil transfer pump 120 is closed, and oil transfer pump 120 stops from 110 pump oil of main fuel tank, so as to stop supplementing fuel oil into auxiliary fuel tank 150.Should
Understand, it is that advance supplement fuel oil terminates that this, which stops supplement fuel oil,.
Step S103, when detecting that real-time oil level is not up to the first default oil level, fuel oil is supplemented into auxiliary fuel tank 150.
In the present embodiment, step S103 controls oil transfer pump 120 to complete by the first oil level detection mechanism 170.When the first oil level
When testing agency 170 detects that real-time oil level is not up to the first default oil level, the first oil level detection mechanism 170 control oil transfer pump
120 open, and oil transfer pump 120 is from 110 pump oil of main fuel tank, so as to supplement fuel oil into auxiliary fuel tank 150.It should be appreciated that detect reality
When oil level when being not up to the first default oil level, really 200 oil consumption of equipment causes real-time oil level to reduce, and passes through oil transfer pump
120 supplement fuel oil to auxiliary fuel tank 150.
It should be noted that after step s 103, when the real-time oil level for detecting the fuel oil in auxiliary fuel tank 150 again whether
Reach the first default oil level, when detecting that the fuel oil in auxiliary fuel tank 150 reaches the first default oil level, stop to auxiliary fuel tank 150
Supplement fuel oil.
Step S104, records the fuel oil stream that the fuel oil in auxiliary fuel tank 150 is supplemented by real-time oil level to the first default oil level
Amount, to obtain fuel consumption.Wherein, real-time oil level refers to the oil level less than the first default oil level, requires supplementation with fuel oil at this time.
In the present embodiment, step S104 is completed by flowmeter 140, and the fuel oil in auxiliary fuel tank 150 is recorded by flowmeter 140
The fuel flow supplemented by the real-time oil level less than the first default oil level to the first default oil level, to obtain fuel consumption,
That is the fuel flow of the above-mentioned supplement process that flowmeter 140 records is the instantaneous fuel consumption.
Fuel consumption calculation method provided in this embodiment is able to record to obtain transient fuel fuel consumption, fuel consumption data energy
Enough read in real time by flowmeter 140, reduce the measured deviation of fuel consumption, improve measurement accuracy.Also, control is succinct,
Rapidly, 180 computation delay of controller is reduced.
Fourth embodiment
Referring to Fig. 9, present embodiments providing a kind of fuel consumption calculation method, which employs the second implementation
The oil consumption computing device 100 that example provides.Fuel consumption calculation method provided in this embodiment includes：
Whether step S201, the real-time oil level for detecting the fuel oil in auxiliary fuel tank 150 reach the first default oil level.
In the present embodiment, step S201 is completed by the first oil level detection mechanism 170.
Step 202, when detecting that the fuel oil in auxiliary fuel tank 150 reaches the first default oil level, stop mending to auxiliary fuel tank 150
Fill fuel oil.
In the present embodiment, step S202 controls oil transfer pump 120 to complete by controller 180.When the first oil level detection mechanism 170
When detecting that the fuel oil in auxiliary fuel tank 150 reaches the first default oil level, the first oil level detection mechanism 170 is sent to controller 180
Second shutdown signal, controller 180 are closed according to the second shutdown signal control oil transfer pump 120, and oil transfer pump 120 stops from main fuel tank
110 pump oils, so as to stop supplementing fuel oil into auxiliary fuel tank 150.It should be appreciated that it is supplement combustion in advance that this, which stops supplement fuel oil,
Oil terminates.
Step 203, when detecting that real-time oil level is not up to the first default oil level, detect whether real-time oil level reaches second
Default oil level, wherein, the second default oil level is less than the first default oil level.
In the present embodiment, step S203 is completed by the second oil level detection mechanism 190.It should be appreciated that 200 oil consumption of equipment
So that the oil level in auxiliary fuel tank 150 is gradually reduced by the first default oil level, whether the second oil level detection mechanism 190 detection oil level drops
Oil level is preset down to second.
Step 204, when detecting that real-time oil level reaches the second default oil level, fuel oil is supplemented into auxiliary fuel tank 150.
In the present embodiment, step S204 controls oil transfer pump 120 to complete by controller 180.When the second oil level detection mechanism 190
Detect that real-time oil level is reduced to when reaching the second default oil level, the second oil level detection mechanism 190 sends second to controller 180
Opening signal, controller 180 open pump oil according to the second opening signal control oil transfer pump 120, combustion are supplemented into auxiliary fuel tank 150
Oil.
It should be noted that after step s 204, when detecting that it is default that the fuel oil in auxiliary fuel tank 150 reaches first again
During oil level, stop supplementing fuel oil to auxiliary fuel tank 150.
Step S205, records the combustion that the fuel oil in auxiliary fuel tank 150 is consumed by the second default oil level to the first default oil level
Oil stream amount, is denoted as unit fuel consumption.
In the present embodiment, step S205 is completed by flowmeter 140.
Step S206, accumulative fuel consumption is calculated according to unit fuel consumption, and the formula calculated is：
T=n × t；
Wherein, T is accumulative fuel consumption, and t is unit fuel consumption, and n is coefficient and takes the positive integer more than or equal to 1.
In the present embodiment, step S206 is completed by controller 180.In other embodiments of the invention, step S206
It can be completed by the control unit in engineering machinery.
Fuel consumption calculation method provided in this embodiment can observe the fuel consumption of equipment 200, Neng Gouji for a long time
Calculate the accumulative fuel consumption for drawing the cumulative time.And the measured deviation of fuel consumption can be reduced, improve measurement accuracy.Moreover, control
System is succinct, rapid, reduces 180 computation delay of controller.Further, frequent start-stop can be not required in oil transfer pump 120, improve
The service life of oil transfer pump 120.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention, for the skill of this area
For art personnel, the invention may be variously modified and varied.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
- A kind of 1. oil consumption computing device, it is characterised in that including main fuel tank, oil transfer pump, oil pipeline, flowmeter, auxiliary fuel tank and Oil level detection control device；The main fuel tank is connected by the oil pipeline with the auxiliary fuel tank, and the oil transfer pump and the flowmeter may be contained within The oil pipeline, the flowmeter are used for the oil mass for monitoring the fuel oil for flowing through the flowmeter；The oil level detection control device is arranged on the auxiliary fuel tank, and is electrically connected with the oil transfer pump, described for detecting Fuel level in auxiliary fuel tank, and control the oil transfer pump to close or open according to the fuel level.
- 2. oil consumption computing device according to claim 1, it is characterised in that the oil level detection control device is held to carry First oil level detection mechanism of row mechanism, the first default oil level that the first oil level detection mechanism is arranged on the auxiliary fuel tank Place, for controlling the oil transfer pump to close when detecting that the fuel oil in the auxiliary fuel tank reaches the described first default oil level, with And the oil transfer pump is controlled to open when detecting that the fuel oil in the auxiliary fuel tank is not up to the described first default oil level.
- 3. oil consumption computing device according to claim 1, it is characterised in that the oil level detection control device includes control Device and the first oil level detection mechanism, the controller are electrically connected with the oil transfer pump, the first oil level detection mechanism with it is described Controller is electrically connected；The first oil level detection mechanism is arranged at the on the auxiliary fuel tank first default oil level, for detecting the pair When fuel oil in fuel tank reaches the described first default oil level, the first shutdown signal is sent to the controller, the controller is used Closed according to first shutdown signal control oil transfer pump；The first oil level detection mechanism is additionally operable to detecting that it is default oily that the fuel oil in the auxiliary fuel tank is not up to described first During position, the first opening signal is sent to the controller, the controller is used for according to described in first opening signal control Oil transfer pump is opened.
- 4. oil consumption computing device according to claim 1, it is characterised in that the oil level detection control device is held to carry The the first oil level detection mechanism and the second oil level detection mechanism of row mechanism；The first oil level detection mechanism is arranged at the on the auxiliary fuel tank first default oil level, and is electrically connected with the oil transfer pump Connect, be electrically connected at the second default oil level that the second oil level detection mechanism is arranged on the auxiliary fuel tank and with the oil transfer pump Connect, wherein, the described second default oil level is less than the described first default oil level；The first oil level detection mechanism is used for when detecting that the fuel oil in the auxiliary fuel tank reaches the described first default oil level The oil transfer pump is controlled to close；The second oil level detection mechanism is used for when detecting that the fuel oil in the auxiliary fuel tank is in the described second default oil level The oil transfer pump is controlled to open.
- 5. oil consumption computing device according to claim 1, it is characterised in that the oil level detection control device includes control Device, the first oil level detection mechanism and the second oil level detection mechanism, the controller are electrically connected with the oil transfer pump；The first oil level detection mechanism is electrically connected with the controller, and the first oil level detection mechanism is arranged at the secondary oil At the first default oil level on case, the first oil level detection mechanism is used to detect that the fuel oil in the auxiliary fuel tank reaches institute The second shutdown signal is sent to the controller when stating the first default oil level, the controller is used to close letter according to described second Number control oil transfer pump is closed；The second oil level detection mechanism is electrically connected with the controller, and the second oil level detection mechanism is arranged at the secondary oil At the second default oil level on case, wherein, the described second default oil level is less than the described first default oil level, the second oil level inspection Mechanism is surveyed to be used to send the to the controller when detecting that the fuel oil in the auxiliary fuel tank is in the described second default oil level Two opening signals, the controller are used to control the oil transfer pump to open according to second opening signal.
- 6. according to claim 2-5 any one of them oil consumption computing devices, it is characterised in that the inner wall of the auxiliary fuel tank is in institute State and be provided with boss at the first default oil level, the first oil level detection mechanism is installed on the boss.
- 7. oil consumption computing device according to claim 1, it is characterised in that the master is stretched into one end of the oil pipeline Fuel tank, and the oil pipeline stretches into one end of the main fuel tank and is provided with filtration apparatus.
- 8. a kind of engineering machinery, it is characterised in that including equipment and oil consumption computing device, the oil consumption computing device includes Main fuel tank, oil transfer pump, oil pipeline, flowmeter, auxiliary fuel tank and oil level detection control device；The main fuel tank is connected by the oil pipeline with the auxiliary fuel tank, and the oil transfer pump and the flowmeter may be contained within The oil pipeline, the flowmeter are used for the oil mass for monitoring the fuel oil for flowing through the flowmeter, the auxiliary fuel tank and the work Make device connection；The oil level detection control device is arranged on the auxiliary fuel tank, and is electrically connected with the oil transfer pump, described for detecting Fuel level in auxiliary fuel tank, and control the oil transfer pump to close or open according to the fuel level.
- A kind of 9. fuel consumption calculation method, it is characterised in that the described method includes：Whether the real-time oil level for detecting the fuel oil in the auxiliary fuel tank reaches the first default oil level；When detecting that the real-time oil level is not up to the first default oil level, fuel oil is supplemented into the auxiliary fuel tank；When detecting that the fuel oil in the auxiliary fuel tank reaches the described first default oil level, stop supplementing to the auxiliary fuel tank and fire Oil；The fuel flow that the fuel oil in the auxiliary fuel tank is supplemented by the oil level in real time to the described first default oil level is recorded, with Obtain fuel consumption.
- 10. fuel consumption calculation method according to claim 9, it is characterised in that described to detect the oil level in real time not Include when reaching the first default oil level into the auxiliary fuel tank the step of supplement fuel oil：Detect whether the oil level in real time reaches the second default oil level, wherein, the described second default oil level is pre- less than described first If oil level；When detecting that the real-time oil level reaches the described second default oil level, fuel oil is supplemented into the auxiliary fuel tank；The fuel oil stream that the fuel oil recorded in the auxiliary fuel tank is consumed by the oil level in real time to the described first default oil level The step of amount is to obtain fuel consumption includes：Record the fuel oil stream that the fuel oil in the auxiliary fuel tank is consumed by the described second default oil level to the described first default oil level Amount, is denoted as unit fuel consumption；Accumulative fuel consumption is calculated according to the unit fuel consumption, and the formula calculated is：T=n × t；Wherein, T is accumulative fuel consumption, and t is unit fuel consumption, and n is coefficient and takes the positive integer more than or equal to 1.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111099030A (en) * | 2018-10-29 | 2020-05-05 | 中科灵动航空科技成都有限公司 | Unmanned aerial vehicle oil supply method and system capable of measuring oil consumption |
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