CN109538184A - A kind of drilling machine drilling parameter method of adjustment and system - Google Patents
A kind of drilling machine drilling parameter method of adjustment and system Download PDFInfo
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- CN109538184A CN109538184A CN201910052049.4A CN201910052049A CN109538184A CN 109538184 A CN109538184 A CN 109538184A CN 201910052049 A CN201910052049 A CN 201910052049A CN 109538184 A CN109538184 A CN 109538184A
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- 238000005553 drilling Methods 0.000 title claims abstract description 79
- 238000000034 method Methods 0.000 title claims abstract description 24
- 230000009466 transformation Effects 0.000 claims abstract description 6
- 238000006243 chemical reaction Methods 0.000 claims abstract description 5
- 239000010720 hydraulic oil Substances 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 3
- 239000003921 oil Substances 0.000 claims description 3
- 238000011897 real-time detection Methods 0.000 claims description 3
- 239000000523 sample Substances 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims 1
- 239000012530 fluid Substances 0.000 description 3
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
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- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of drilling machine drilling parameter method of adjustment and systems, and wherein for method of adjustment the following steps are included: converting first flow for revolving speed required for main shaft, the aperture of control revolving speed hydraulic buttery valve exports first flow；Second flow needed for converting feed cylinder for required bit pressure, and the aperture of feeding hydraulic buttery valve is controlled, export second flow；It is third flow needed for mud pump motor by required pump impulse traffic transformation, and controls the aperture of mud pump motor hydraulic buttery valve, exports third flow；According to the pump impulse flow of the bit pressure of the pressure conversion of the revolving speed of real-time collected main shaft, feed cylinder and slush pump, the aperture for adjusting revolving speed hydraulic buttery valve in real time, feeding hydraulic buttery valve and mud pump motor hydraulic buttery valve.The present invention reduces the dependence to skilled operation degree using full-automatic regulation mode, and new person is upper quick-moving, and generation the phenomenon that avoid the occurrence of operation error, while effectively increasing and adjusting efficiency and degree of regulation.
Description
Technical field
The present invention relates to geological core drilling technical fields, and in particular to a kind of drilling machine drilling parameter method of adjustment and is
System.
Background technique
The parameters such as revolving speed, bit pressure, pump impulse flow are that influence drilling quality and drilling efficiency are most important in core drilling technique
Technological parameter.At present hydraulic power hair style core prospecting drill be the method that is manually adjusted by hydraulic handle or knob gradually
The technological parameter numerical value needed, even needing to carry out many more manipulations can be only achieved adjusting purpose sometimes, and is manually operated
It influences, as a result precision is not high, and mode of operation is complicated, and it is high to the skill requirement of the operation machine hand of drilling machine, while mistake may be caused
Operation.
In view of this, being badly in need of making improvement to the adjusting method of the technological parameter of existing exploratory drilling rig, using full-automatic
Regulative mode reduces the dependence to skilled operation degree, and generation the phenomenon that avoid the occurrence of maloperation, while increasing adjusting effect
Rate and precision.
Summary of the invention
Exist the technical problem to be solved by the present invention is to the adjusting method of the technological parameter of existing exploratory drilling rig and needs
Manually adjust, be easy to appear operation error, and there is a problem of adjust low efficiency, degree of regulation difference.
In order to solve the above-mentioned technical problem, the technical scheme adopted by the invention is that providing a kind of drilling machine drilling parameter adjustment
Method, comprising the following steps:
Revolving speed required for dynamic head main spindle by drilling machine is converted into first flow, and controls opening for revolving speed hydraulic buttery valve
Degree, exports the first flow；
Second flow needed for bit pressure required for creeping into is converted into feed cylinder, and control feeding hydraulic buttery valve
Aperture exports the second flow；
It is third flow needed for mud pump motor by pump impulse traffic transformation required for drilling machine, and controls mud pump motor
The aperture of hydraulic buttery valve exports the third flow；
According to the real-time revolving speed of collected dynamic head main spindle, the flow of the pressure of feed cylinder and slush pump, adjust in real time
The whole revolving speed hydraulic buttery valve, the aperture for feeding hydraulic buttery valve and mud pump motor hydraulic buttery valve, and then adjust in real time
The first flow, second flow and third flow.
In the above scheme, revolving speed required for the dynamic head main spindle by following dynamic head main spindle revolving speed formula by drilling machine
It is converted into first flow:
Wherein, nDynamic head main spindleFor the speed of mainshaft of power head, i is the gear transmission ratio of gearbox, VHydraulic motorFor motor displacement,
nMain shaftFor the revolving speed of hydraulic motor output, qHydraulic oilFor first flow, η is overall efficiency.
In the above scheme, the revolving speed of the dynamic head main spindle is inputted, and is compared with actual speed, the power is passed through
Head speed of mainshaft formula judges that the adjustment direction of first flow, the deviation adjusting revolving speed according to actual speed and setting speed are hydraulic
The aperture of solenoid valve, and the feedback unit Real-time Feedback actual speed in the control system for passing through drilling machine, until it turns with setting
Speed is identical.
In the above scheme, second flow is converted for the bit pressure that drilling machine drilling needs by following bit pressure formula:
FOn=π * (D/2)2*pNothing, FUnder=π * [(D/2)2-(d/2)2]*pHave, F=G-FOn+FUnder, F=G- π * (D/2)2*pNothing+
π*[(D/2)2-(d/2)2]*pHave,
Wherein D is the cylinder diameter of feed cylinder, and d is the bar diameter of the lever of feed cylinder, pNothingFor rodless cavity pressure, pHaveTo there is bar
Cavity pressure, FOnFor lifting force, FUnderFor centripetal force, G is drilling tool weight, and F is bit pressure, and pNothingAnd pHaveFor second flow.
In the above scheme, required bit pressure value is inputted, and is compared with practical bit pressure, is judged by the bit pressure formula
The adjustment direction of second flow according to the aperture of practical bit pressure and the deviation adjusting feeding hydraulic buttery valve of setting bit pressure, and leads to
The practical bit pressure of feedback unit Real-time Feedback in the control system of drilling machine is crossed, until it is identical as setting bit pressure.
It in the above scheme, is slush pump horse by pump impulse traffic transformation required for drilling machine by following pump impulse flow formula
Up to required third flow:
QMud=(D/2)2*π*L*NPiston*nPump,Pump impulse flow
Wherein, QMudFor pump impulse flow, NPistonFor the number of pistons of slush pump, D is the pump diameter of slush pump, and L is slush pump
Stroke, nPumpFor the pump speed of slush pump, iPumpFor the transmission ratio of slush pump, nMotorFor the revolving speed of mud pump motor, VMotorFor slush pump horse
The discharge capacity reached, qHydraulic oilFor third flow.
In the above scheme, pump impulse flow required for inputting, and compared with practical pump impulse flow, pass through the pump impulse
Flow formula judges the adjustment direction of third flow, according to the deviation adjusting slush pump of practical pump impulse flow and setting pump impulse flow
The aperture of motor hydraulic buttery valve, and the practical pump impulse flow of feedback unit Real-time Feedback in the control system for passing through drilling machine, directly
It is identical as setting pump impulse flow to it.In the above scheme, the reality for being acquired dynamic head main spindle in real time using speed probe is turned
Speed, the practical bit pressure crept by the conversion pressure of real-time measurement power head oil cylinder, passes through the frequency of real-time detection mud piston
Rate conversion obtains the pump impulse flow of slush pump.
In the above scheme, the drilling machine is hydraulic power hair style rock-core borer.
The invention also discloses a kind of drilling machine drilling parameters to adjust system, comprising:
Parameter input unit, for inputting the drilling parameter of drilling machine, the drilling parameter includes required for dynamic head main spindle
Revolving speed, bit pressure and pump impulse flow required for drilling；
Revolving speed hydraulic electromagnetic valve control unit, VCU makes it export first flow for controlling the aperture of revolving speed hydraulic buttery valve；
Hydraulic electromagnetic valve control unit, VCU is fed, for controlling the aperture of feeding hydraulic buttery valve, it is made to export second flow；
Mud pump motor hydraulic buttery valve control unit makes its output for the aperture of mud pump motor hydraulic buttery valve
Third flow；
Feedback unit, for the real-time revolving speed of collected dynamic head main spindle, the stream of the pressure of feed cylinder and slush pump
Amount, the aperture for adjusting the revolving speed hydraulic buttery valve in real time, feeding hydraulic buttery valve and mud pump motor hydraulic buttery valve, in turn
The first flow, second flow and third flow are adjusted in real time.
Compared with prior art, the present invention uses full-automatic regulation mode, reduces the dependence to skilled operation degree, newly
People is upper quick-moving, and generation the phenomenon that avoid the occurrence of operation error, while effectively increasing and adjusting efficiency and degree of regulation.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Specific embodiment
The present invention provides a kind of drilling machine drilling parameter methods of adjustment and system to be reduced using full-automatic regulation mode
Dependence to skilled operation degree, new person is upper quick-moving, and generation the phenomenon that avoid the occurrence of operation error, while effectively increasing tune
Save efficiency and degree of regulation.The present invention is described in detail with specific embodiment with reference to the accompanying drawings of the specification.
As shown in Figure 1, the present invention provides a kind of drilling machine drilling parameter methods of adjustment, comprising the following steps:
Revolving speed required for dynamic head main spindle by drilling machine is converted into first flow, and controls opening for revolving speed hydraulic buttery valve
Degree exports first flow；
Second flow needed for converting feed cylinder 40 for the drilling bit pressure of drilling machine, and control feeding hydraulic buttery valve
Aperture exports second flow；
It is third flow needed for mud pump motor 50 by pump impulse traffic transformation required for drilling machine, and controls slush pump horse
Up to the aperture of 50 hydraulic buttery valves, third flow is exported；
According to revolving speed, the pressure of feed cylinder 40 and the flow of slush pump of real-time collected dynamic head main spindle, in real time
It adjusts revolving speed hydraulic buttery valve, feed the aperture of hydraulic buttery valve and 50 hydraulic buttery valve of mud pump motor, and then adjust in real time
First flow, second flow and third flow.
Real-time Feedback and adjustment are carried out using this kind of mode, it is easy to operate, it is easy to use, while can accurately adjust brill
Into parameter.
The present invention is converted by revolving speed required for dynamic head main spindle of the following dynamic head main spindle revolving speed formula by drilling machine
First flow:
Wherein, nDynamic head main spindleFor the speed of mainshaft of power head 30, i is the gear transmission ratio of gearbox, VHydraulic motorFor motor row
Amount, nMain shaftFor the revolving speed that hydraulic motor 20 exports, qHydraulic oilFor first flow, η is overall efficiency.
In conclusion i in formula, VHydraulic motor, η is intrinsic parameter, only qHydraulic oilFor controllable variable, needed so working as
When the technological parameter of certain speed of mainshaft, revolving speed hydraulic buttery valve can be adjusted according to formula as above, make hydraulic fluid flow rate qHydraulic oilReach
Desired value, so that the actual speed of dynamic head main spindle is consistent with setting speed.
Ground, the revolving speed of input power head main shaft are advanced optimized, and is compared with actual speed, is turned by dynamic head main spindle
Fast formula judges the adjustment direction of first flow, that is, judges that first flow is tuned up or turned down, is turned according to actual speed and setting
The aperture of the deviation adjusting revolving speed hydraulic buttery valve of speed, the process use suitable rate of change according to the size of deviation, and
By the feedback unit Real-time Feedback actual speed in the control system of drilling machine, until it is identical as setting speed.
The present invention converts second flow for the bit pressure that drilling machine drilling needs by following bit pressure formula:
FOn=π * (D/2)2*pNothing, FUnder=π * [(D/2)2-(d/2)2]*pHave, F=G-FOn+FUnder, F=G- π * (D/2)2*pNothing+
π*[(D/2)2-(d/2)2]*pHave,
Wherein D is the cylinder diameter of feed cylinder 40, and d is the bar diameter of the lever of feed cylinder 40, pNothingFor rodless cavity pressure, pHaveFor
Rod chamber pressure, FOnFor lifting force, FUnderFor centripetal force, G is drilling tool weight, and F is bit pressure, and pNothingAnd pHaveFor second flow.
In conclusion G, D, d are intrinsic numerical value, only p in formulaNothingAnd pHaveIt is controllable variable, when certain bit pressure of needs
When, corresponding feeding hydraulic buttery valve can be adjusted, p is made according to algorithm as aboveNothing,pHaveAppropriate value is respectively reached, and then is directly obtained
The bit pressure value of input.
Ground is advanced optimized, required bit pressure value is inputted, and compare with practical bit pressure, judges second by bit pressure formula
The adjustment direction of flow judges that second flow is tuned up or turned down, according to practical bit pressure and setting bit pressure deviation adjusting into
To the aperture of hydraulic buttery valve, which uses suitable rate of change, and the control for passing through drilling machine according to the size of deviation
The practical bit pressure of feedback unit Real-time Feedback in system, until it is identical as setting bit pressure.
Pump impulse traffic transformation required for drilling machine is 50 institute of mud pump motor by following pump impulse flow formula by the present invention
The third flow needed:
QMud=(D/2)2*π*L*NPiston*nPump,Pump impulse flow
Wherein, QMudFor pump impulse flow, NPistonFor the number of pistons of slush pump 60, D is the pump diameter of slush pump 60, and L is mud
The stroke of pump 60, nPumpFor the pump speed of slush pump 60, iPumpFor the transmission ratio of slush pump 60, nMotorFor the revolving speed of mud pump motor 50,
VMotorFor the discharge capacity of mud pump motor 50, qHydraulic oilFor third flow.
In conclusion D, L, N in formulaPiston、iPump、VMotorIt is intrinsic parameter, only qHydraulic oilFor controllable variable, work as needs
When the technological parameter of certain pump impulse flow, hydraulic fluid flow rate solenoid valve can be adjusted, hydraulic fluid flow rate q is made according to algorithm as aboveHydraulic oilIt reaches
To appropriate value, and then directly obtain the pump impulse flow value.
Ground is advanced optimized, pump impulse flow required for inputting, and compared with practical pump impulse flow, pass through pump impulse flow
Formula judges the adjustment direction of third flow, that is, judges that third flow is tuned up or turned down, according to practical pump impulse flow and setting
The aperture of the deviation adjusting mud pump motor hydraulic buttery valve of pump impulse flow, the process is according to the size of deviation using suitable
Rate of change, and the practical pump impulse flow of feedback unit Real-time Feedback in the control system for passing through drilling machine, until it is pumped with setting
Swash of wave amount is identical.
The present invention acquires the actual speed of 30 main shaft of power head using speed probe in real time, passes through real-time measurement power
The practical bit pressure of the conversion pressure drilling of hair oil cylinder, converts to obtain the pump of slush pump by the frequency of real-time detection mud piston
Swash of wave amount.Convenient for main shaft the bit pressure of revolving speed, power head 30 and the discharge capacity of mud pump motor 50 acquired in real time, increase
Adjustment precision.
Ground is advanced optimized, drilling machine is 30 formula rock-core borer of hydraulic power head.
The present invention also provides a kind of drilling machine drilling parameters to adjust system, including the hydraulic electricity of parameter input unit 10, revolving speed
Magnet valve control unit, feeding hydraulic electromagnetic valve control unit, VCU and feedback unit.
Parameter input unit 10 is used to input the drilling parameter of drilling machine, and drilling parameter includes required for 30 main shaft of power head
The bit pressure and pump impulse flow, 50 hydraulic electromagnetic valve control unit, VCU of mud pump motor and feedback unit that revolving speed, drilling need.
Revolving speed hydraulic electromagnetic valve control unit, VCU is used to control the aperture of revolving speed hydraulic buttery valve, it is made to export first flow；
Feeding hydraulic electromagnetic valve control unit, VCU is used to control the aperture of feeding hydraulic buttery valve, it is made to export second flow；Slush pump horse
It is used for the aperture of 50 hydraulic buttery valve of mud pump motor up to 50 hydraulic electromagnetic valve control unit, VCUs, it is made to export third flow；Feedback
Unit is used for revolving speed, the pressure of feed cylinder 40 and the flow of slush pump 50 of real-time collected 30 main shaft of power head, in real time
It adjusts revolving speed hydraulic buttery valve, feed the aperture of hydraulic buttery valve and 50 hydraulic buttery valve of mud pump motor, and then adjust in real time
First flow, second flow and third flow.
The present invention uses full-automatic regulation mode, reduces the dependence to skilled operation degree, new person is upper quick-moving, and avoids
The phenomenon that operation error occur occurs, while effectively increasing and adjusting efficiency and degree of regulation.
The invention is not limited to above-mentioned preferred forms, and anyone should learn that is made under the inspiration of the present invention
Structure change, the technical schemes that are same or similar to the present invention are fallen within the scope of protection of the present invention.
Claims (10)
1. a kind of drilling machine drilling parameter method of adjustment, which comprises the following steps:
Revolving speed required for dynamic head main spindle by drilling machine is converted into first flow, and controls the aperture of revolving speed hydraulic buttery valve,
Export the first flow；
Second flow needed for converting feed cylinder for the drilling bit pressure of drilling machine, and the aperture of feeding hydraulic buttery valve is controlled,
Export the second flow；
It is third flow needed for mud pump motor by pump impulse traffic transformation required for drilling machine, and it is hydraulic to control mud pump motor
The aperture of solenoid valve exports the third flow；
According to the real-time revolving speed of collected dynamic head main spindle, the flow of the pressure of feed cylinder and slush pump, institute is adjusted in real time
The aperture stated revolving speed hydraulic buttery valve, feed hydraulic buttery valve and mud pump motor hydraulic buttery valve, and then adjust in real time described
First flow, second flow and third flow.
2. the method according to claim 1, wherein the moving drilling machine by following dynamic head main spindle revolving speed formula
Revolving speed required for power head main shaft is converted into first flow:
Wherein, nDynamic head main spindleFor the speed of mainshaft of power head, i is the gear transmission ratio of gearbox, VHydraulic motorFor motor displacement, nMain shaftFor
The revolving speed of hydraulic motor output, qHydraulic oilFor first flow, η is overall efficiency.
3. according to the method described in claim 2, it is characterized in that, input the revolving speed of the dynamic head main spindle, and turning with practical
Speed compares, and the adjustment direction of first flow is judged by the dynamic head main spindle revolving speed formula, according to actual speed and setting
The aperture of the deviation adjusting revolving speed hydraulic buttery valve of revolving speed, and the feedback unit Real-time Feedback in the control system for passing through drilling machine is real
Border revolving speed, until it is identical as setting speed.
4. the method according to claim 1, wherein the bit pressure for being needed drilling machine drilling by following bit pressure formula
It is converted into second flow:
FOn=π * (D/2)2*pNothing, FUnder=π * [(D/2)2-(d/2)2]*pHave, F=G-FOn+FUnder, F=G- π * (D/2)2*pNothing+π*[(D/
2)2-(d/2)2]*pHave,
Wherein D is the cylinder diameter of feed cylinder, and d is the bar diameter of the lever of feed cylinder, pNothingFor rodless cavity pressure, pHaveFor rod chamber pressure
Power, FOnFor lifting force, FUnderFor centripetal force, G is drilling tool weight, and F is bit pressure, and pNothingAnd pHaveFor second flow.
5. according to the method described in claim 4, it is characterized in that, bit pressure value needed for input, and compares with practical bit pressure,
The adjustment direction that second flow is judged by the bit pressure formula feeds liquid according to the deviation adjusting of practical bit pressure and setting bit pressure
The aperture of pressure electromagnetic valve, and the practical bit pressure of feedback unit Real-time Feedback in the control system for passing through drilling machine, until itself and setting
Bit pressure is identical.
6. the method according to claim 1, wherein will be pumped required for drilling machine by following pump impulse flow formula
Third flow needed for swash of wave amount is converted into mud pump motor:
QMud=(D/2)2*π*L*NPiston*nPump,Pump impulse flow
Wherein, QMudFor pump impulse flow, NPistonFor the number of pistons of slush pump, D is the pump diameter of slush pump, and L is the stroke of slush pump,
nPumpFor the pump speed of slush pump, iPumpFor the transmission ratio of slush pump, nMotorFor the revolving speed of mud pump motor, VMotorFor the row of mud pump motor
Amount, qHydraulic oilFor third flow.
7. according to the method described in claim 6, it is characterized in that, pump impulse flow required for inputting, and with practical pump impulse stream
Amount compares, and the adjustment direction of third flow is judged by the pump impulse flow formula, is pumped according to practical pump impulse flow and setting
The aperture of the deviation adjusting mud pump motor hydraulic buttery valve of swash of wave amount, and the feedback unit in the control system for passing through drilling machine is real
When the practical pump impulse flow of feedback, until it is identical as pump impulse flow is set.
8. the method according to claim 1, wherein acquiring the reality of dynamic head main spindle in real time using speed probe
Border revolving speed, the practical bit pressure crept by the conversion pressure of real-time measurement power head oil cylinder, passes through real-time detection mud piston
Frequency convert to obtain the pump impulse flow of slush pump.
9. the method according to claim 1, wherein the drilling machine is hydraulic power hair style rock-core borer.
10. a kind of drilling machine drilling parameter adjusts system characterized by comprising
Parameter input unit, for inputting the drilling parameter of drilling machine, the drilling parameter includes turning required for dynamic head main spindle
The bit pressure and pump impulse flow that speed, drilling need；
Revolving speed hydraulic electromagnetic valve control unit, VCU makes it export first flow for controlling the aperture of revolving speed hydraulic buttery valve；
Hydraulic electromagnetic valve control unit, VCU is fed, for controlling the aperture of feeding hydraulic buttery valve, it is made to export second flow；
Mud pump motor hydraulic buttery valve control unit makes it export third for the aperture of mud pump motor hydraulic buttery valve
Flow；
Feedback unit, it is real for the real-time revolving speed of collected dynamic head main spindle, the flow of the pressure of feed cylinder and slush pump
When adjust the revolving speed hydraulic buttery valve, feed hydraulic buttery valve and mud pump motor hydraulic buttery valve aperture, and then in real time
Adjust the first flow, second flow and third flow.
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| CN201910052049.4A CN109538184A (en) | 2019-01-21 | 2019-01-21 | A kind of drilling machine drilling parameter method of adjustment and system |
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| CN201910052049.4A CN109538184A (en) | 2019-01-21 | 2019-01-21 | A kind of drilling machine drilling parameter method of adjustment and system |
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| CN112282680A (en) * | 2020-11-04 | 2021-01-29 | 徐州徐工基础工程机械有限公司 | Mud quantity monitoring and recording system |
| CN112885064A (en) * | 2021-01-11 | 2021-06-01 | 中国煤炭科工集团太原研究院有限公司 | Sight distance remote control operation system of airborne multi-drill rig |
| CN113073968A (en) * | 2021-04-14 | 2021-07-06 | 中煤科工集团重庆研究院有限公司 | Self-adaptive adjustment method and system for drilling parameters |
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| CN112282680A (en) * | 2020-11-04 | 2021-01-29 | 徐州徐工基础工程机械有限公司 | Mud quantity monitoring and recording system |
| CN112885064A (en) * | 2021-01-11 | 2021-06-01 | 中国煤炭科工集团太原研究院有限公司 | Sight distance remote control operation system of airborne multi-drill rig |
| CN112885064B (en) * | 2021-01-11 | 2022-07-29 | 中国煤炭科工集团太原研究院有限公司 | Sight distance remote control operation system of airborne multi-drill rig |
| CN113073968A (en) * | 2021-04-14 | 2021-07-06 | 中煤科工集团重庆研究院有限公司 | Self-adaptive adjustment method and system for drilling parameters |
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Application publication date: 20190329 |