CN107939535A - Rotary drilling rig engine power control system and method - Google Patents
Rotary drilling rig engine power control system and method Download PDFInfo
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- CN107939535A CN107939535A CN201711019935.4A CN201711019935A CN107939535A CN 107939535 A CN107939535 A CN 107939535A CN 201711019935 A CN201711019935 A CN 201711019935A CN 107939535 A CN107939535 A CN 107939535A
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- power
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- rotary drilling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D29/00—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto
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- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
Abstract
The present invention relates to a kind of rotary drilling rig engine power control system and method, wherein rotary drilling rig engine power control system includes：Mode selecting unit, the operating mode for selection control system；Power comparison module, present output power and complete machine actual demand power for comparison engine；Power control unit, for being controlled according to the comparative result of the selected operating mode of mode selecting unit and power comparison module to the present output power of engine, so that the present output power of engine matches with complete machine actual demand power.The present invention is by selecting operating mode and comparing the present output power of rotary drilling rig engine and the size of actual demand power, the present output power of engine can be controlled according to operating mode and power comparative result, so that the present output power of engine can match with actual demand power as much as possible, meet the needs of rotary drilling rig actual condition, reach preferable dynamic property and economy.
Description
Technical field
The present invention relates to technical field of engineering machinery, more particularly to a kind of rotary drilling rig engine power control system and side
Method.
Background technology
Rotary drilling rig is a kind of large foundation construction equipment of pore-forming operation in suitable building foundation engineering, extensively should
For the foundation construction engineering such as urban construction, highway bridge and skyscraper.The power performance and the economy performance of rotary drilling rig is straight
The efficiency and cost for being related to construction are connect, is two important indicators of rotary drilling rig.
At present, rotary drilling rig generally uses the output of knob engine throttle control power, and knob throttle, which is located at, to be driven
Sail on cell operating face plate, there is several gears or electrodeless adjustment, in the construction process, operator manually changes throttle rotation
The position of button, realizes engine power output control.
But due to the diversity and uncertainty of geological conditions, in the construction process, the actual condition of rotary drilling rig is simultaneously
It is not fixed, shows the side for the continually changing feature of geological conditions, adjusting the grip of engine manually by operator
Formula is difficult to realize the purpose of engine power and actual condition Proper Match, and complete machine dynamic property and economy are difficult to realize optimal
Change.
It should be noted that the information for being disclosed in background of invention part is merely intended to totality of the increase to the present invention
The understanding of background, and be not construed as recognizing or imply the information structure in any form by those skilled in the art public affairs
The prior art known.
The content of the invention
The purpose of the present invention is to propose to a kind of rotary drilling rig engine power control system and method, to make institute as much as possible
The present output power and complete machine actual demand power for stating rotary drilling rig engine match, and meet actual condition demand, reach
Preferable dynamic property and economy.
To achieve the above object, the present invention provides a kind of rotary drilling rig engine power control system, including：
Mode selecting unit, the operating mode for selection control system；
Power comparison module, present output power and complete machine actual demand power for comparison engine；
Power control unit, for the comparison according to the selected operating mode of mode selecting unit and power comparison module
As a result the present output power of engine is controlled, so that the present output power of engine and complete machine actual demand power
Match.
In one embodiment, operating mode includes：
Close pattern, power control unit are in off working state；
Gearing regime, power control unit select corresponding power output shelves according to the comparative result of power comparison module
Position, with according to the present output power of the power output curve adjustment engine corresponding to selected power output gear；With/
Or,
Auto patterns, power control unit is according to the comparative result of power comparison module adjust automatically engine in real time
Present output power.
In one embodiment, power comparison module includes：
Power read module, for reading the present output power of engine；
Power detection module, for detecting the current operating parameter of engine；
Power computation module, the current operating parameter for being detected according to power detection module calculate complete machine actual demand
Power；
Comparison module, for the read present output power of power read module and power computation module to be calculated gained
Actual demand power be compared.
In one embodiment, accelerator open degree, rotating speed and/or the relative speed variation of current operating parameter including engine,
Pressure and/or pressure differential.
In one embodiment, multiple power output gears are previously stored with power control unit, and each power is defeated
Going out gear has corresponding power output curve.
To achieve the above object, present invention also offers a kind of rotary drilling rig engine power control method, including：
Select operating mode；
The present output power of comparison engine and complete machine actual demand power；
The present output power of engine is controlled according to selected operating mode and power comparative result, so that
The present output power of engine matches with complete machine actual demand power.
In one embodiment, operating mode includes：
Close pattern, to the present output power of engine without adjustment；
Gearing regime, selects corresponding power output gear, with defeated according to selected power according to power comparative result
Go out the present output power of the power output curve adjustment engine corresponding to gear；And/or
Auto patterns, when comparing fructufy according to power adjust automatically engine present output power.
In one embodiment, the concrete operations for selecting corresponding power output gear according to power comparative result include：
Power output gear is provided, is respectively P1、P2…Pn, n is the integer more than 1；
If the present output power of engine is Px, work as Pi≤Px<Pi+1When (1≤i≤n-1), then present output power Px
Corresponding power output gear is Pi。
In one embodiment, the present output power of comparison engine and the concrete operations bag of complete machine actual demand power
Include：
Read the present output power of engine；
Detect the current operating parameter of engine；
Complete machine actual demand power is calculated according to the current operating parameter detected；
By read present output power compared with calculating the actual demand power of gained.
In one embodiment, this method further includes：Prestore multiple power output gears, and each power output shelves
Position has corresponding power output curve.
Based on above-mentioned technical proposal, the present invention compares the current defeated of rotary drilling rig engine by selecting operating mode
Go out the size of power and actual demand power, engine can be worked as according to selected operating mode and power comparative result
Preceding output power is controlled so that the present output power of rotary drilling rig engine can as much as possible with actual demand power
Match, meet the needs of rotary drilling rig actual condition, reach preferable dynamic property and economic impacts.
Brief description of the drawings
Attached drawing described herein is used for providing a further understanding of the present invention, forms the part of the application, this hair
Bright schematic description and description is used to explain the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the flow chart of rotary drilling rig engine power control method one embodiment of the present invention.
Fig. 2 is the flow chart of another embodiment of rotary drilling rig engine power control method of the present invention.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in embodiment is clearly and completely retouched
State.Obviously, described embodiment is only the part of the embodiment of the present invention, instead of all the embodiments.Based on this hair
Bright embodiment, the every other implementation that those of ordinary skill in the art are obtained without making creative work
Example, belongs to the scope of protection of the invention.
In the description of the present invention, it is to be understood that term " " center ", " transverse direction ", " longitudinal direction ", "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " on ", " under ", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or dark
Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the scope of the present invention.
Refering to what is shown in Fig. 1, in one embodiment of rotary drilling rig engine power control system provided by the present invention,
The system includes：
Mode selecting unit, the operating mode for selection control system；
Power comparison module, present output power and complete machine actual demand power for comparison engine；
Power control unit, for the comparison according to the selected operating mode of mode selecting unit and power comparison module
As a result the present output power of engine is controlled, so that the present output power of engine and complete machine actual demand power
Match.
By Setting pattern selecting unit, can with the different working modes of selection control system, under different working modes,
The control strategy of power control unit is different, this can control the power of engine by a variety of different control modes
System, optimizes the dynamic property and economy of rotary drilling rig engine.
By setting power comparison module, the current power output situation of rotary drilling rig engine can be obtained, with basis
Comparative result is controlled come the power determined how to engine.
Compare rotary drilling rig by the operating mode of mode selecting unit selection control system, and by power comparison module
The present output power of engine and the size of actual demand power, can enable power control unit according to selected work
Operation mode and power comparative result are controlled the present output power of engine, so that rotary drilling rig engine is current defeated
Going out power can match with actual demand power as much as possible, meet the needs of rotary drilling rig actual condition, reach preferable
Dynamic property and economic impacts.
Alternatively, refering to what is shown in Fig. 2, operating mode can include close pattern, gearing regime and/or auto patterns, tool
For body：
In the off mode, power control unit is in off working state, i.e., at this time power control unit not to engine
Power output be controlled, engine according to operator operational order output power.
Under gearing regime, power control unit selects corresponding power output according to the comparative result of power comparison module
Gear, with according to the present output power of the power output curve adjustment engine corresponding to selected power output gear.
Wherein, power output gear and corresponding power output curve can be stored in advance in power control unit.Work(
Rate curve of output is using the time as transverse axis variable, and power is output as a result, when control system be in gearing regime, if currently exporting
Power is not more than the power corresponding to a certain gear, then the power according to the power output curve corresponding to the gear to engine
It is adjusted, i.e., at different moments, the power corresponding to power output curve is the mark being adjusted to the power of engine
It is accurate.
Alternatively, power output curve is the symbol fitted according to rotary drilling rig in the operating mode faced in actual work
The curve that engine power output requires is closed, the power exported according to power output curve disclosure satisfy that dynamic property and economy
Requirement, the power output of engine is drawn optimization.
Under auto patterns, power control unit according to the comparative result of power comparison module, start in real time by adjust automatically
The present output power of machine.In this mode, power control unit can adjust working as engine in real time according to comparative result
Preceding output power, so that the present output power of engine can farthest keep the matching with actual demand power.
Specifically, can be by power control unit to set on rotary drilling rig engine under auto patterns
Control port sends instruction, to increased or decrease the present output power of engine, realizes present output power and actual demand
The purpose that power matches.
Alternatively, power comparison module includes：
Power read module, for reading the present output power of engine；
Power detection module, for detecting the current operating parameter of engine；
Power computation module, the current operating parameter for being detected according to power detection module calculate complete machine actual demand
Power；
Comparison module, for the read present output power of power read module and power computation module to be calculated gained
Actual demand power be compared.
Wherein, current operating parameter includes accelerator open degree, rotating speed and the pressure of engine, and wherein rotating speed, which could alternatively be, turns
Fast change rate, can also detect rotating speed and relative speed variation at the same time；Pressure could alternatively be pressure differential, can also detect pressure at the same time
Power and pressure differential.
Rotary drilling rig engine power control system in above-mentioned each embodiment can be applied on rotary drilling rig, rotary digging
The engine of drilling machine includes control system, pressure sensor and speed probe, and pressure sensor is located on hydraulic circuit, can be with
One or more, the pressure or pressure differential of certain point or multiple spot on main measurement hydraulic circuit is set；Speed probe is positioned at hair
On the power head of motivation, for measuring the rotating speed or relative speed variation of power head.Engine throttle is located in driver's cabin, Ke Yiwei
Knob or pedal, can be the analog quantity E-Gas of output voltage signal, or the CAN oil of output digit signals
Door, engine throttle can send accelerator opening amount signal to control system.
The present invention also proposes a kind of rotary drilling rig engine power control method, and this method includes：
Step 101：Select operating mode；
Step 102：The present output power of comparison engine and complete machine actual demand power；
Step 103：The present output power of engine is carried out according to selected operating mode and power comparative result
Control, so that the present output power of engine matches with complete machine actual demand power.
Wherein alternatively, operating mode includes：
Close pattern, to the present output power of engine without adjustment；
Gearing regime, selects corresponding power output gear, with defeated according to selected power according to power comparative result
Go out the present output power (i.e. step 103 ') of the power output curve adjustment engine corresponding to gear；And/or
Auto patterns, when comparing fructufy according to power adjust automatically engine present output power (i.e. step
103”)。
In an optional embodiment, the concrete operations of corresponding power output gear are selected according to power comparative result
Including：
Power output gear is provided, is respectively P1、P2…Pn, n is the integer more than 1；
If the present output power of engine is Px, work as Pi≤Px<Pi+1When (1≤i≤n-1), then present output power Px
Corresponding power output gear is Pi。
In another optional embodiment, the present output power of comparison engine and the tool of complete machine actual demand power
Gymnastics is made to include：
Read the present output power of engine；
Detect the current operating parameter of engine；
Complete machine actual demand power is calculated according to the current operating parameter detected；
By read present output power compared with calculating the actual demand power of gained.
In last each embodiment, control method can also include：Multiple power output gears are prestored, and each
Power output gear has corresponding power output curve.
Positive technique effect possessed by rotary drilling rig engine power control system is equally suitable in above-mentioned each embodiment
For rotary drilling rig engine power control method, which is not described herein again.
It should be noted that in rotary drilling rig engine power control method embodiment of the present invention, although to some steps
Suddenly carried out label, but the label does not represent any limitation sequentially, skilled artisans appreciate that scope
Interior, the operation order of the posterior step of label may be before the operation order of the preceding step of label, and I will not elaborate.
Below to the workflow of one embodiment of rotary drilling rig engine power control system of the present invention and method into
Row explanation：
First, the operating mode of rotary drilling rig engine power control system is selected；
When mode selecting unit shows selected close pattern, engine is according to the operation output power of operator, power
Control unit is in off working state；
When mode selecting unit shows selected gearing regime, the current output of engine is read by power read module
Power；And current throttle aperture, pressure and the rotating speed of engine are detected by power detection module, according to the current oil detected
Door aperture, pressure and rotating speed, calculate complete machine actual demand power；Then the read current output work of power read module is compared
Rate PxActual demand power with calculating gained, works as Pi≤Px<Pi+1When, 1≤i≤n-1, selects and gear PiCorresponding power is defeated
Go out curve, according to the present output power of power output curve adjustment engine；
When mode selecting unit shows selected auto patterns, the current output of engine is read by power read module
Power；And current throttle aperture, pressure and the rotating speed of engine are detected by power detection module, according to the current oil detected
Door aperture, pressure and rotating speed, calculate complete machine actual demand power；Then the read current output work of power read module is compared
Rate and the actual demand power for calculating gained, when present output power is more than actual demand power, to the control terminal of engine
Mouth, which is sent, subtracts low power instruction；When present output power is less than actual demand power, sent to the control port of engine
Increase the instruction of power；When present output power is equal to actual demand power, stops the control port transmission to engine and refer to
Order.
By the explanation to rotary drilling rig engine power control system of the present invention and multiple embodiments of method, can see
To rotary drilling rig engine power control system of the present invention and embodiment of the method by mode selecting unit, control system can be selected
The different working modes of system, to take the output power of different control strategy control engines；, can be with by power comparison module
The gap between the present output power of engine and actual demand power is obtained, can more targetedly be adjusted according to the gap
The output power for motivation of haircuting, makes engine present output power match with actual demand power as much as possible, reaches preferable
Dynamic property and economic impacts.
Finally it should be noted that：The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof；To the greatest extent
The present invention is described in detail with reference to preferred embodiments for pipe, those of ordinary skills in the art should understand that：Still
It can modify to the embodiment of the present invention or equivalent substitution is carried out to some technical characteristics；Without departing from this hair
The spirit of bright technical solution, it should all cover among the claimed technical solution scope of the present invention.
Claims (10)
- A kind of 1. rotary drilling rig engine power control system, it is characterised in that including：Mode selecting unit, the operating mode for selection control system；Power comparison module, present output power and complete machine actual demand power for comparison engine；Power control unit, for according to the selected operating mode of the mode selecting unit and the power comparison module Comparative result is controlled the present output power of the engine so that the present output power of the engine with it is described Complete machine actual demand power matches.
- 2. rotary drilling rig engine power control system according to claim 1, it is characterised in that the operating mode bag Include：Close pattern, the power control unit are in off working state；Gearing regime, the power control unit select corresponding power output according to the comparative result of the power comparison module Gear, to adjust the current output work of the engine according to the power output curve corresponding to selected power output gear Rate；And/orAuto patterns, the power control unit is according to the comparative result adjust automatically in real time of the power comparison module The present output power of engine.
- 3. rotary drilling rig engine power control system according to claim 1, it is characterised in that the power is more single Member includes：Power read module, for reading the present output power of the engine；Power detection module, for detecting the current operating parameter of the engine；Power computation module, it is actual that the current operating parameter for being detected according to the power detection module calculates the complete machine Demand power；Comparison module, for the read present output power of power read module and the power computation module to be calculated The actual demand power of gained is compared.
- 4. rotary drilling rig engine power control system according to claim 3, it is characterised in that the current operation ginseng Number includes accelerator open degree, rotating speed and/or relative speed variation, pressure and/or the pressure differential of the engine.
- 5. according to Claims 1 to 4 any one of them rotary drilling rig engine power control system, it is characterised in that described Multiple power output gears are previously stored with power control unit, and each power output gear has corresponding power Curve of output.
- A kind of 6. rotary drilling rig engine power control method, it is characterised in that including：Select operating mode；The present output power of comparison engine and the complete machine actual demand power；The present output power of the engine is controlled according to selected operating mode and power comparative result, so that The present output power of the engine matches with the complete machine actual demand power.
- 7. rotary drilling rig engine power control method according to claim 6, it is characterised in that the operating mode bag Include：Close pattern, to the present output power of the engine without adjustment；Gearing regime, selects corresponding power output gear, with defeated according to selected power according to the power comparative result Go out the present output power that the power output curve corresponding to gear adjusts the engine；And/orAuto patterns, when comparing fructufy according to the power engine described in adjust automatically present output power.
- 8. rotary drilling rig engine power control method according to claim 7, it is characterised in that according to the power ratio Relatively result selects the concrete operations of corresponding power output gear to include：Power output gear is provided, is respectively P1、P2…Pn, n is the integer more than 1；If the present output power of the engine is Px, work as Pi≤Px<Pi+1When (1≤i≤n-1), then present output power PxInstitute Corresponding power output gear is Pi。
- 9. rotary drilling rig engine power control method according to claim 6, it is characterised in that comparison engine is worked as The concrete operations of preceding output power and the complete machine actual demand power include：Read the present output power of the engine；Detect the current operating parameter of the engine；The complete machine actual demand power is calculated according to the current operating parameter detected；By read present output power compared with calculating the actual demand power of gained.
- 10. according to claim 6~9 any one of them rotary drilling rig engine power control method, it is characterised in that also wrap Include：Multiple power output gears are prestored, and each power output gear has corresponding power output curve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711019935.4A CN107939535A (en) | 2017-10-27 | 2017-10-27 | Rotary drilling rig engine power control system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711019935.4A CN107939535A (en) | 2017-10-27 | 2017-10-27 | Rotary drilling rig engine power control system and method |
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| Publication Number | Publication Date |
|---|---|
| CN107939535A true CN107939535A (en) | 2018-04-20 |
Family
ID=61935763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711019935.4A Pending CN107939535A (en) | 2017-10-27 | 2017-10-27 | Rotary drilling rig engine power control system and method |
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| Country | Link |
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| CN (1) | CN107939535A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115341888A (en) * | 2022-09-02 | 2022-11-15 | 上海中联重科桩工机械有限公司 | Control method and device for rotary drilling rig, rotary drilling rig and storage medium |
| CN115613649A (en) * | 2022-08-29 | 2023-01-17 | 徐州徐工挖掘机械有限公司 | Excavator gear power modification system and method |
-
2017
- 2017-10-27 CN CN201711019935.4A patent/CN107939535A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115613649A (en) * | 2022-08-29 | 2023-01-17 | 徐州徐工挖掘机械有限公司 | Excavator gear power modification system and method |
| CN115613649B (en) * | 2022-08-29 | 2024-04-30 | 徐州徐工挖掘机械有限公司 | Gear power modification system and method for excavator |
| CN115341888A (en) * | 2022-09-02 | 2022-11-15 | 上海中联重科桩工机械有限公司 | Control method and device for rotary drilling rig, rotary drilling rig and storage medium |
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