CN106640845B - Rotary steering hydraulic system solenoid valve block test method - Google Patents

Rotary steering hydraulic system solenoid valve block test method Download PDF

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Publication number
CN106640845B
CN106640845B CN201510725639.0A CN201510725639A CN106640845B CN 106640845 B CN106640845 B CN 106640845B CN 201510725639 A CN201510725639 A CN 201510725639A CN 106640845 B CN106640845 B CN 106640845B
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China
Prior art keywords
valve
solenoid valve
time
pressure
valve block
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CN201510725639.0A
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CN106640845A (en
Inventor
马海
肖红兵
杨全进
朱杰然
施斌全
张佳佳
唐海全
张中伟
王勇
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Geological Measurement And Control Technology Research Institute Of Sinopec Jingwei Co ltd
Sinopec Oilfield Service Corp
Sinopec Shengli Petroleum Engineering Corp
Sinopec Jingwei Co Ltd
Original Assignee
Sinopec Oilfield Service Corp
Sinopec Shengli Petroleum Engineering Corp
Drilling Technology Research Institute of Sinopec Shengli Petroleum Engineering Corp
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Priority to CN201510725639.0A priority Critical patent/CN106640845B/en
Publication of CN106640845A publication Critical patent/CN106640845A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B19/00Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
    • F15B19/005Fault detection or monitoring

Abstract

The present invention provides a kind of rotary steering hydraulic system solenoid valve block test method, firstly, solenoid valve block is fixed in solenoid valve block test device;Generating control sequential by control system makes single valve be in discontinuity working condition, detects to the service life of single valve, the response time of valve and stability;Generating control sequential by control system keeps each valve in valve group successively in running order, detects to the response time consistency of valve each in valve group;Generating control sequential by control system is in close state each valve in valve group, continues for some time, detects to relief valve reliability;By setting relief valve secure threshold, the pressure in entire oil circuit is monitored, hydraulic system oil circuit smoothness is detected.Compared with prior art, which while can detect the smoothness of relief valve and oil circuit, it can be achieved that solenoid valve block performance test while to single electromagnetism valve test.

Description

Rotary steering hydraulic system solenoid valve block test method
Technical field
The present invention relates to oil drillings and well logging field, especially relate to rotary steering technology.In particular, of the invention It is related to a kind of rotary steering hydraulic system solenoid valve block test method.
Background technique
When rotary steering down hole tool system is in underground work, underground bolt special drives rotary steering by universal shaft Head transmission shaft high-speed rotation, the generator being attached on transmission shaft and hydraulic pump are started to work, and provide electric power to rotary steering head And hydraulic power, the real-time acquisition system attitude parameter of TT&C system, control circuit export control according to real-time attitude parameter in real time Instruction, solenoid valve receive the instruction from control circuit, and control guiding rib sequence is paid, and realize the backup to the wellbore borehole wall, Drill bit is set to generate lateral force, to realize deflecting.
In rotary steering system, stretched out by the movement of solenoid valve block effectively to control rib, electromagnetism valve events are just True property and reliability are most important for entire rotary steering system, therefore, just seem extremely to the test of electromagnetism valve events It is important, wherein to the response time consistency of each valve in the service life of each valve, the response time of valve and stability, valve group, letting out The detection of pressure valve reliability, oil circuit smoothness is necessary.
A kind of currently known solenoid valve detection method is examined using water, i.e., certain gas pressure is given in solenoid valve, It is then placed in water, can be bubbled if gas leakage, to achieve the purpose that detection sealing.Using water inspection method to solenoid valve Can be carried out test there are the shortcomings that mainly this method can only detect a kind of state of the solenoid valve under air pressure, can not detect in height Whether can be operated when under low-pressure state and incidentally loading it is normal, in addition, being also easy to be secondarily contaminated solenoid valve using water inspection. Well known another solenoid valve test method is exactly that directly power supply, power switch are connected with solenoid valve to be measured, control The closing or opening of power switch processed, to realize the test to solenoid valve to be measured to solenoid valve output services voltage to be measured.The survey It, can not be simultaneously to the consistency of the response of multiple solenoid valves although method for testing can realize the performance test to single solenoid valve It is tested with stability.In addition, above two solenoid valve detection method can not be in the smoothness and system for designing oil circuit Relief valve reliability is tested.
Summary of the invention
In response to the problems existing in the prior art, the purpose of the present invention is to provide a kind of rotary steering hydraulic system solenoid valve blocks Test method, the response time for each valve in the response time in service life, valve to single valve and stability, valve group are consistent Property, relief valve reliability, oil circuit smoothness are detected.
The technical scheme is that
Solenoid valve block is fixed in solenoid valve block test device, test device includes: hydraulic pump (1), pressure sensing Device (2), relief valve (3), solenoid valve (4), temperature sensor (5), control system (6), data collection system (7) and host computer (8);Generating control sequential by control system makes single valve be in discontinuity working condition, to the sound in service life of single valve, valve Between seasonable and stability is detected;Generating control sequential by control system makes each valve in valve group successively be in work shape State detects the response time consistency of valve each in valve group;Generating control sequential by control system makes in valve group respectively A valve is in close state, and is continued for some time, and is detected to relief valve reliability;By setting relief valve secure threshold, The pressure in entire oil circuit is monitored, hydraulic system oil circuit smoothness is detected.
Whether the life detecting method of single valve as described above, mainly met by the stable work time of detection valve Whether the temperature rise of need of work and valve is more than the permitted maximum value of valve.
The stable work time of valve as described above is at least 300 hours, and the temperature rise of valve is no more than 200 DEG C.
The response time of valve as described above and Detection of Stability method, response time are by comparison control sequential and pressure Force snesor indicating value curve obtains, and the stability of response valve time is sentenced by the distribution curve for analyzing the response time of valve It is disconnected.
The stability of response valve time as described above must satisfy the error that response valve time measured value is maintained at ± 4% In range.
The response time consistency detecting method of each valve, refers to each in comparative analysis valve group in valve group as described above The response time of valve and stability choose the preferable valve of consistency.
The response time consistency of each valve refers to that each response valve time absolute value of the difference exists in valve group as described above Within 0.1ms.
Relief valve reliability checking method as described above refers to what analysis relief valve setting value and pressure sensor were shown Indicating value distribution curve when pressure is stablized, to determine the reliability of relief valve.
It is further: to set relief valve pressure value as 5MPa, the hydraulic pump maximum pump pressure used is 20MPa, in pipeline just Beginning oil pressure is 0MPa, starts hydraulic pump, and the oil pressure in pipeline rises, and host computer acquires pressure sensor by data collection system Data oil pressure is monitored, when oil pressure is more than 5MPa, relief valve can be opened, so that the oil pressure in pipeline is maintained at 5MPa, when Oil pressure in pipeline stablize 5MPa after a certain period of time, host computer runs solenoid valve block and controls program, and control system is according to timing The on-off of solenoid valve and duration in solenoid valve block are controlled, makes corresponding solenoid valve start to act, to make the oil in pipeline Pressure decline rapidly carries out cycle detection to entire solenoid valve block according to control program.
Rotary steering hydraulic system solenoid valve block test method of the present invention, which has the beneficial effect that, passes through control System processed, which generates control sequential, makes single valve be in discontinuity working condition, to the service life of single valve, response time of valve and surely It is qualitative to be detected;Generating control sequential by control system keeps each valve in valve group successively in running order, in valve group The response time consistency of each valve is detected;Generating control sequential by control system makes each valve in valve group be in closing State continues for some time, and detects to relief valve reliability;By setting relief valve secure threshold, entire oil circuit is monitored In pressure, hydraulic system oil circuit smoothness is detected.Compared with prior art, the test method is to single solenoid valve , it can be achieved that solenoid valve block performance test while test, while the smoothness of relief valve and oil circuit can be detected.
Detailed description of the invention:
Fig. 1 is a kind of structural representation of rotary steering hydraulic system solenoid valve block test device provided in an embodiment of the present invention Figure.
Fig. 2 is the resonse characteristic of single valve.
Fig. 3 is single valve temperature rise curve.
Fig. 4 is response time and the stability test result of valve.
Fig. 5 is the response time uniformity test result of each valve in valve group.
Fig. 6 is relief valve reliability test result.
Specific embodiment:
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
As shown in Figure 1, the solenoid valve block test device include hydraulic pump 1, pressure sensor 2, relief valve 3, solenoid valve 4, Temperature sensor 5, control system 6, data collection system 7 and host computer (8).Hydraulic pump is used to provide pump pressure to entire oil circuit; Pressure sensor is for being monitored the pump pressure of entire oil circuit;Relief valve is used to control entire oil circuit pump pressure in setting value, To guarantee the safety of whole system;Temperature sensor is for being monitored the temperature rise of valve each in valve group;Control system is logical The solenoid valve block control sequential realization for crossing host computer orderly controls solenoid valve block;Data collection system passes collected pressure Sensor and temperature sensor signal are transferred to host computer;Host computer passes through acquisition pressure sensor, temperature sensor and valve group control Timing processed is monitored the working condition of solenoid valve block.
Generating control sequential by control system makes single valve be in discontinuity working condition, the service life, valve to single valve Response time and stability detected;
Generating control sequential by control system keeps each valve in valve group successively in running order, to valve each in valve group Response time consistency detected;
Generating control sequential by control system is in close state each valve in valve group, continues for some time, to letting out Pressure valve reliability is detected;
By setting relief valve secure threshold, the pressure in entire oil circuit is monitored, hydraulic system oil circuit smoothness is carried out Detection.
Whether the life detecting method of the single valve mainly meets work by the stable work time of detection valve Need whether the temperature rise with valve is more than the permitted maximum value of valve.
Further, according to solenoid valve backup rotary steering rib power needs, being normally set up relief valve pressure value is 5MPa, The maximum pump pressure that the hydraulic pump used is capable of providing is 20MPa, and original oil pressure is 0MPa in pipeline, starts hydraulic pump, in pipeline Oil pressure can rise, host computer by data collection system acquire pressure sensor data oil pressure can be monitored, when Oil pressure is more than 5MPa, and relief valve can be opened, and the oil pressure in pipeline is made to be maintained at 5MPa, when the oil pressure in pipeline is stablized in 5MPa mono- After fixing time, host computer runs solenoid valve block and controls program, control system according in timing control solenoid valve block solenoid valve it is logical The disconnected and duration, corresponding solenoid valve is made to start to act, to make the oil pressure in pipeline decline rapidly, according to control program pair Entire solenoid valve block carries out cycle detection.
Fig. 2 is the resonse characteristic of single valve.As shown in Fig. 2, solid line is control sequential, dotted line is that electromagnetism response valve is special Linearity curve, wherein Fig. 2 (a) is the resonse characteristic of valve when starting, and Fig. 2 (b) is the resonse characteristic of valve after 150 hours, Fig. 2 (c) is the resonse characteristic of valve after 300 hours.By comparing Fig. 2 (a)-Fig. 2 (c) it can be found that solenoid valve is continuing After work 300 hours, resonse characteristic is consistent substantially, illustrates that the continuous normal working hours of solenoid valve meets practical work It needs.
Fig. 3 is single valve temperature rise curve.As shown in figure 3, in voltage 34V, electric current 0.74A, duration 400min, valve body The temperature rise of temperature rises to 78 DEG C from 15 DEG C of room temperature, it can be seen that temperature increases increase with time, finally reaches stabilization.
Further, the stable work time of general valve is at least 300 hours, and the temperature rise of valve is no more than 200 DEG C, passes through Fig. 2 It is analyzed with Fig. 3, whether the stable work time for detecting valve meets whether need of work and the temperature rise of valve are more than that valve is permitted most Big value, and then can realize the detection in the service life to single valve.
Fig. 4 is response time and the stability test result of valve.As shown in figure 4, curve point represents the sound of single valve in figure It is between seasonable as a result, pass through on-off 300 times of control sequential control valve, the response time of solenoid valve is successively recorded, through statistical Analysis, average response time 6.22ms, according to the error requirements of solenoid valve measured value ± 4%, lower limit 5.97ms, the upper limit is All response time data points of 6.47ms, test are all fallen between upper and lower bound.In summary it analyzes, it can be seen that electromagnetism The response time stability of valve is met the requirements.
Fig. 5 is the response time uniformity test result of each valve in valve group.As shown in figure 5, the response time of solenoid valve 1 For 6.21ms, the response time of solenoid valve 2 is 6.26ms, and the response time of solenoid valve 3 is 6.19ms, when meeting each response valve Between requirement of the absolute value of the difference within 0.1ms, and three solenoid valve curves are of similar shape, and consistency is preferable.
Fig. 6 is relief valve reliability test result.As shown in fig. 6, the pressure by repeatedly test, when detection oil circuit is stablized Value remains at relief valve setting value, illustrates relief valve reliability with higher.

Claims (4)

1. rotary steering hydraulic system solenoid valve block test method, including solenoid valve block is connected to solenoid valve block test device On, test device include: hydraulic pump (1), pressure sensor (2), relief valve (3), solenoid valve (4), temperature sensor (5), Control system (6), data collection system (7) and host computer (8);
Single valve is set to be in discontinuity working condition it is characterized in that, generating control sequential by control system, to single valve Service life, the response time of valve and stability are detected;
Generating control sequential by control system keeps each valve in valve group successively in running order, to the sound of valve each in valve group Time consistency is answered to be detected;
Generating control sequential by control system is in close state each valve in valve group, continues for some time, to relief valve Reliability is detected;
By setting relief valve secure threshold, the pressure in entire oil circuit is monitored, hydraulic system oil circuit smoothness is detected.
2. rotary steering hydraulic system solenoid valve block test method according to claim 1, which is characterized in that the valve Response time and Detection of Stability method, response time be to be obtained by comparison control sequential with pressure sensor indicating value curve It takes, the stability of response valve time is judged by the distribution curve for analyzing the response time of valve.
3. rotary steering hydraulic system solenoid valve block test method according to claim 1 or 2, which is characterized in that described The life detecting method of single valve be whether to meet the temperature rise of need of work and valve by detecting the stable work time of valve to be No is more than the permitted maximum value of valve;The stable work time of the valve is at least 300 hours, and the temperature rise of valve is no more than 200 ℃;The stability of the response valve time must satisfy response valve time measured value and be maintained in ± 4% error range;Institute The response time consistency of each valve refers to each response valve time absolute value of the difference within 0.1ms in the valve group stated.
4. rotary steering hydraulic system solenoid valve block test method according to claim 3, which is characterized in that setting pressure release Valve pressure value is 5MPa, and the hydraulic pump maximum pump pressure used is 20MPa, and original oil pressure is 0MPa in pipeline, starts hydraulic pump, is managed Oil pressure in road rises, and host computer is monitored oil pressure by the data that data collection system acquires pressure sensor, works as oil More than 5MPa, relief valve can be opened pressure, and the oil pressure in pipeline is made to be maintained at 5MPa, when the oil pressure stabilization in pipeline is certain in 5MPa After time, host computer runs solenoid valve block and controls program, and control system is according to the on-off of solenoid valve in timing control solenoid valve block And the duration, make corresponding solenoid valve start to act, to make the oil pressure in pipeline decline rapidly, according to control program to whole A solenoid valve block carries out cycle detection.
CN201510725639.0A 2015-10-30 2015-10-30 Rotary steering hydraulic system solenoid valve block test method Active CN106640845B (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2676170Y (en) * 2003-05-09 2005-02-02 浙江三花股份有限公司 Integrated test system for one-way valve
CN201788084U (en) * 2010-08-19 2011-04-06 杭州沃镭科技有限公司 Pneumatic electromagnetic valve comprehensive performance detecting device based on PC control
CN203732294U (en) * 2014-01-02 2014-07-23 北京宇航系统工程研究所 Ground automation test system of aircraft pressurization system
CN204535966U (en) * 2015-02-10 2015-08-05 北京德尔福万源发动机管理系统有限公司 Throttle valve body loop test equipment
CN104895871A (en) * 2015-06-03 2015-09-09 宁波恒力液压股份有限公司 Comprehensive and energy-saving testing device and method for reliability of electromagnetic valves and hydraulic cylinders

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6880331B1 (en) * 2002-09-27 2005-04-19 High Country Tek, Inc. Method and apparatus for control of hydraulic systems

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2676170Y (en) * 2003-05-09 2005-02-02 浙江三花股份有限公司 Integrated test system for one-way valve
CN201788084U (en) * 2010-08-19 2011-04-06 杭州沃镭科技有限公司 Pneumatic electromagnetic valve comprehensive performance detecting device based on PC control
CN203732294U (en) * 2014-01-02 2014-07-23 北京宇航系统工程研究所 Ground automation test system of aircraft pressurization system
CN204535966U (en) * 2015-02-10 2015-08-05 北京德尔福万源发动机管理系统有限公司 Throttle valve body loop test equipment
CN104895871A (en) * 2015-06-03 2015-09-09 宁波恒力液压股份有限公司 Comprehensive and energy-saving testing device and method for reliability of electromagnetic valves and hydraulic cylinders

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Effective date of registration: 20220210

Address after: 100029 Chaoyang District, Beijing Hui Xin Street six, Twelfth level.

Patentee after: SINOPEC OILFIELD SERVICE Corp.

Patentee after: SINOPEC SHENGLI PETROLEUM ENGINEERING Co.,Ltd.

Patentee after: Sinopec Jingwei Co.,Ltd.

Patentee after: Geological measurement and Control Technology Research Institute of Sinopec Jingwei Co.,Ltd.

Address before: 100101 Beichen West Road, Chaoyang District, Beijing 8 Beichen world center, block A 703.

Patentee before: SINOPEC OILFIELD SERVICE Corp.

Patentee before: SINOPEC SHENGLI PETROLEUM ENGINEERING Co.,Ltd.

Patentee before: SINOPEC SHENGLI PETROLEUM ENGINEERING CO., LTD. DRILLING TECHNOLOGY Research Institute