1. A test system of a downhole pulse signal generator is characterized by comprising an adjustable load device, a fixing device, a processor and a test data acquisition device;

the fixing device is used for fixing the downhole pulse signal generator to be tested;

the adjustable load device is used for: under the control of the processor, applying a load to the downhole pulse signal generator to be tested to perform testing;

the test data acquisition device is used for acquiring test data of the underground pulse signal generator to be detected and sending the test data to the processor;

and the processor is used for analyzing the underground pulse signal generator to be detected according to the received test data to obtain a test result.

2. The system for testing a downhole pulse signal generator of claim 1, further comprising a guard device disposed between the adjustable load device and the downhole pulse signal generator to be tested to guard the downhole pulse signal generator to be tested.

3. The system for testing a downhole pulse signal generator of claim 2, further comprising an actuating adaptive mechanism for adjusting the position at which the fixing device fixes the downhole pulse signal generator to be tested.

4. A system for testing a downhole pulse signal generator according to any of claims 1 to 3, wherein the processor is further configured to: and when the test result is abnormal, sending a prompt.

5. A system for testing a downhole pulse signal generator according to any of claims 1 to 3, wherein the test data acquisition device comprises at least one of a pressure sensor and a distance sensor.

6. The system for testing a downhole pulse signal generator according to any one of claims 1 to 3, wherein the fixture is further provided with a foot.

7. A method of testing a downhole pulse signal generator, using a downhole pulse signal generator testing system according to any one of claims 1 to 6, the method comprising:

s1, after the fixing device fixes the underground pulse signal generator to be tested, the adjustable load device applies load to the underground pulse signal generator to be tested under the control of the processor to carry out testing;

s2, the test data acquisition device acquires the test data of the underground pulse signal generator to be detected and sends the test data to the processor;

and S3, analyzing the underground pulse signal generator to be detected by the processor according to the received test data to obtain a test result.

Background

The underground pulse signal generator is widely applied to petroleum instruments, is used as an important link of underground and ground communication, and has stable performance, long service life and working reliability which are important for production, exploration and development; moreover, as well depths continue to increase, the power requirements on downhole pulse signal generators are also increasing. At present, although various testing devices for testing the underground pulse signal generator exist, the testing devices are all used for testing the functions of independent mechanical execution parts in the underground pulse signal generator, and the integral performance evaluation of the underground pulse signal generator cannot be carried out.

Disclosure of Invention

The invention aims to solve the technical problem of the prior art and provides a system and a method for testing a downhole pulse signal generator.

The technical scheme of the test system of the underground pulse signal generator is as follows:

the device comprises an adjustable load device, a fixing device, a processor and a test data acquisition device;

the fixing device is used for fixing the downhole pulse signal generator to be tested;

the adjustable load device is used for: under the control of the processor, applying a load to the downhole pulse signal generator to be tested to perform testing;

the test data acquisition device is used for acquiring test data of the underground pulse signal generator to be detected and sending the test data to the processor;

and the processor is used for analyzing the underground pulse signal generator to be detected according to the received test data to obtain a test result.

The test system of the underground pulse signal generator has the following beneficial effects:

the load device comprises a load device, a processor and a data acquisition device, wherein the load device is used for acquiring the test data of the underground pulse signal generator to be detected, the processor is used for analyzing the received test data, the technical indexes such as the quota working performance, the limit load characteristic and the Mean Time Between Failures (MTBF) of the underground pulse signal generator to be detected are tested, the integral performance evaluation of the underground pulse signal generator to be detected is realized, the working characteristic of the underground pulse signal generator to be detected can be calibrated, meanwhile, the unattended test can be carried out, the data is collected to carry out the integral performance evaluation of the underground pulse signal generator to be detected, and the indoor lowest cost and high-efficiency test are realized.

On the basis of the scheme, the testing system of the downhole pulse signal generator can be further improved as follows.

The protection device is arranged between the adjustable load device and the downhole pulse signal generator to be tested so as to protect the downhole pulse signal generator to be tested.

The beneficial effect of adopting the further scheme is that: the protection device can effectively protect the underground pulse signal generator to be tested so as to prevent the underground pulse signal generator to be tested from being damaged.

Further, the device further comprises an execution adaptation mechanism, and the execution adaptation mechanism is used for adjusting the position of the fixing device for fixing the downhole pulse signal generator to be tested.

The beneficial effect of adopting the further scheme is that: the execution adaptive mechanism can adjust the position of the fixing device for fixing the underground pulse signal generator to be tested, so that the test is more flexible, and the operation of a user is facilitated.

Further, the processor is further configured to: and when the test result is abnormal, sending a prompt.

The beneficial effect of adopting the further scheme is that: the tester can conveniently carry out subsequent treatment, such as maintenance of the downhole pulse signal generator to be tested and the like.

Further, the test data acquisition device includes at least one of a pressure sensor and a distance sensor.

Further, the fixing device is also provided with ground feet.

The technical scheme of the testing method of the underground pulse signal generator is as follows:

a testing system for a downhole pulse signal generator according to any of the preceding claims, the method comprising:

s1, after the fixing device fixes the underground pulse signal generator to be tested, the adjustable load device applies load to the underground pulse signal generator to be tested under the control of the processor to carry out testing;

s2, the test data acquisition device acquires the test data of the underground pulse signal generator to be detected and sends the test data to the processor;

and S3, analyzing the underground pulse signal generator to be detected by the processor according to the received test data to obtain a test result.

The testing method of the underground pulse signal generator has the following beneficial effects:

the load device comprises a load device, a processor and a data acquisition device, wherein the load device is used for acquiring the test data of the underground pulse signal generator to be detected, the processor is used for analyzing the received test data, the technical indexes such as the quota working performance, the limit load characteristic and the Mean Time Between Failures (MTBF) of the underground pulse signal generator to be detected are tested, the integral performance evaluation of the underground pulse signal generator to be detected is realized, the working characteristic of the underground pulse signal generator to be detected can be calibrated, meanwhile, the unattended test can be carried out, the data is collected to carry out the integral performance evaluation of the underground pulse signal generator to be detected, and the indoor lowest cost and high-efficiency test are realized.

Drawings

FIG. 1 is a schematic structural diagram of a testing system for a downhole pulse signal generator according to an embodiment of the present invention;

FIG. 2 is a block diagram of a downhole pulse signal generator testing system according to an embodiment of the invention;

FIG. 3 is a schematic flow chart of a working mechanism for a measurement and control device

FIG. 4 is a schematic flow chart illustrating a method for testing a downhole pulse signal generator according to an embodiment of the invention;

Detailed Description

As shown in fig. 1, a testing system of a downhole pulse signal generator according to an embodiment of the present invention includes an adjustable load device 2, a fixing device, a processor, and a test data acquisition device;

the fixing device is used for fixing the downhole pulse signal generator 1 to be tested;

the adjustable load device 2 is configured to: applying a load to the downhole pulse signal generator 1 to be tested for testing under the control of the processor;

the test data acquisition device is used for acquiring test data of the underground pulse signal generator to be detected and sending the test data to the processor;

and the processor is used for analyzing the underground pulse signal generator to be detected according to the received test data to obtain a test result.

Wherein, fixing device's concrete structure is as follows:

1) the fixing device comprises a third fixing plate 6 and at least one fixing mechanism 3, the fixing mechanism 3 comprises a metal ring or a plastic ring matched with the shape arc of the underground pulse signal generator 1 to be tested, the bottom of the metal ring or the plastic ring is fixed with the third fixing plate 6, a threaded hole is formed in the top of the metal ring or the plastic ring, and after the underground pulse signal generator 1 to be tested penetrates through the metal ring or the plastic ring, the fixing device and the underground pulse signal generator 1 to be tested are fixed through a screw or an adaptive plum blossom handle screw matched with the threaded hole formed in the top of the metal ring or the plastic ring;

wherein, can set up plastic pad or rubber pad in metal ring or plastics ring to prevent when rotatory screw or adaptation plum blossom handle screw, screw or adaptation plum blossom handle screw from causing the damage to the pulse signal generator 1 in pit of awaiting measuring.

Wherein a plurality of fixing means 3 may be provided to increase the fixing strength between the fixing means 3 and the downhole pulse signal generator 1 to be tested.

Wherein, the bottom of the metal ring or the plastic ring can be fixed with the third fixing plate 6 by a thread fixing mode.

Among them, the third fixing plate 6 may be further provided with anchor pins 7.

2) Can adopt some fixed cylindrical object's that have on the market device to realize fixing the pulse signal generator 1 in pit that awaits measuring as fixing device, for example the device that utility model patent application number is 201822234222.6 corresponds, also can regard as fixing device for the structure that the user designed by oneself according to actual conditions, can realize to await measuring the fixed of pulse signal generator 1 in pit can.

The adjustable load device 2 is of the form:

1) the hydraulic jack capable of automatically controlling stretching can be used as the adjustable load device 2, and the stretching of the stretching end of the hydraulic jack is controlled to adjust the load, namely the force, applied to the top end of the underground pulse signal generator 1 to be tested so as to test;

2) the hydraulic rod capable of automatically controlling stretching can be used as an adjustable load device 2, and the stretching of the hydraulic rod is controlled to adjust the load, namely the force, applied to the top end of the underground pulse signal generator 1 to be tested so as to carry out the test;

a first fixing plate 4 is arranged in the vertical direction of one end of a third fixing plate 6, a hydraulic jack which automatically controls stretching is used as an adjustable load device 2 for explanation, a through hole matched with the stretching end of the hydraulic jack is formed in the first fixing plate 4, the stretching end of the hydraulic jack penetrates through the through hole to be abutted against the top end of the underground pulse signal generator 1 to be tested, and the load applied to the top end of the underground pulse signal generator 1 to be tested is adjusted;

wherein the test data acquisition device comprises at least one of a pressure sensor 11 and a distance sensor.

The test data acquisition device is also used for acquiring power supply data on the underground pulse signal generator 1 to be tested so as to test whether the underground pulse signal generator 1 to be tested is normally powered on.

Wherein, also can set up cushion 9 at hydraulic jack's flexible end, the concrete structure of cushion 9 can set up according to actual conditions, and cushion 9 is embedded to have pressure sensor 11 to detect the size to the power of the top of the pulse signal generator 1 in pit that awaits measuring, can understand, can set up the actual mounted position of pressure sensor 11 according to actual conditions, and set up the quantity of pressure sensor 11 according to actual conditions. But also other sensors, such as distance sensors, temperature sensors and the like can be installed according to actual conditions.

Wherein, a spring 10 can be arranged between the cushion block 9 and the first fixing plate 4 to prevent hard contact between the cushion block 9 and the first fixing plate 4.

The protection device 8 can be arranged at the telescopic end of the hydraulic jack and the top end of the underground pulse signal generator 1 to be tested, and the protection device 8 is arranged between the adjustable load device 2 and the underground pulse signal generator 1 to be tested so as to protect the underground pulse signal generator 1 to be tested. Can effectively protect the pulse signal generator 1 in the pit that awaits measuring through protector 8 to prevent damaging the pulse signal generator 1 in the pit that awaits measuring, protector 8's material is rubber or plastics, and its structure can set up according to actual conditions.

The load applied to the underground pulse signal generator to be detected can be flexibly adjusted through the adjustable load device 2, the test data acquisition device acquires test data of the underground pulse signal generator to be detected and sends the test data to the processor, the processor analyzes the received test data, and the technical indexes such as the quota working performance, the limit load characteristic and the Mean Time Between Failure (MTBF) of the underground pulse signal generator to be detected can be tested.

Preferably, in the above technical solution, the downhole pulse signal generator further comprises an execution adapting mechanism 12, and the execution adapting mechanism 12 is used for adjusting the position of the fixing device for fixing the downhole pulse signal generator 1 to be tested. The execution adapting mechanism 12 can adjust the position of the fixing device for fixing the underground pulse signal generator 1 to be tested, so that the test is more flexible and the operation by a user is convenient.

The execution adaptive mechanism 12 is in the following form:

1) the hydraulic jack capable of automatically controlling stretching can be used as the execution adaptive mechanism 12, the stretching of the stretching end of the hydraulic jack is controlled to push the bottom of the underground pulse signal generator 1 to be tested to displace, and the position for fixing the underground pulse signal generator 1 to be tested is adjusted;

2) the hydraulic rod capable of automatically controlling stretching can be used as the execution adaptive mechanism 12, the stretching of the hydraulic rod is controlled to push the bottom of the underground pulse signal generator 1 to be tested to displace, and the position for fixing the underground pulse signal generator 1 to be tested is adjusted;

wherein, the vertical direction of the other end of third fixed plate 6 sets up second fixed plate 5 to the flexible hydraulic jack of automatic control explains as adjustable load device 2, set up the through-hole with the flexible end adaptation of hydraulic jack on second fixed plate 5, the flexible end of hydraulic jack passes the through-hole, with the bottom butt of awaiting measuring pulse signal generator 1 in the pit, through the flexible of the flexible end of control hydraulic jack, in order to promote the displacement takes place for the bottom that awaits measuring pulse signal generator 1 in the pit, and then adjust the position of fixing awaiting measuring pulse signal generator 1 in the pit.

Further comprising a communication protection mechanism 13, said communication protection mechanism 13 being adapted to ensure: the test data acquisition device acquires test data of the underground pulse signal generator to be detected and can send the test data to the processor; it can be understood that: communication protection mechanism 13 sets up a plurality of data interface to make the data that test data collection system gathered can send smoothly to the treater, and be equipped with the shell on the communication protection mechanism 13, prevent to cause the damage to data interface, can set up the mounted position of communication protection mechanism 13 according to actual conditions, preferably: is mounted on the second fixing plate 5, and the second fixing plate 5 and the actuator 12 may be formed as a detachable integral unit for easy installation and replacement, etc.

Preferably, in the above technical solution, the processor is further configured to: and when the test result is abnormal, sending a prompt. For example, if the limit load characteristic in the test result does not meet the preset limit load standard, an audible and visual alarm is given out if the limit load characteristic is determined to be abnormal, so that the tester is reminded in time, and the tester can perform subsequent processing conveniently, such as repairing the underground pulse signal generator 1 to be tested and the like.

The downhole pulse signal generator to be detected comprises, but is not limited to, the linear reciprocating type downhole pulse signal generator in fig. 1, and can be compatible with various linear pulsers and the like.

In another embodiment, a testing system for a downhole pulse signal generator includes a mechanical structure device 14, a measurement and control device, and measurement and control software (data terminal), as shown in fig. 2, specifically:

1) the mechanical structure device 14 comprises an adjustable load device 2, a sensor monitoring device, a pulse signal generator actuator adapting device, namely an actuator adapting mechanism 12, a fixing device, a protection device 8 and a communication protection mechanism 13.

The adjustable load device 2 is specifically a spring 10, a stacked spring, etc. in fig. 1, and also includes a magnetic resistance or any adjustable device generating a linear damping characteristic;

the sensor monitoring device comprises applicable sensors including a pressure sensor 11, a position sensor, a temperature sensor and the like, and also comprises a sensor with any variable having a fixed mathematical relation with a linear stroke, and the test data acquisition device can be understood as a test data acquisition device;

the fixing device includes, but is not limited to, a clamp, an anchor bolt, a sizing block, and the like shown in fig. 1.

The protection device 8 prevents the process and the material of the corresponding structure from being damaged in the testing link, and also ensures the stability of the output state of the actuating mechanism and the accuracy and the sufficiency of the measurement of the corresponding sensor.

The communication protection mechanism 13, including but not limited to contact stability and data stability during testing, may also take full consideration of the performance of insulation, EMC, etc.

2) The measurement and control device 15 comprises a drive control unit, a power management system, a communication port, a load monitoring unit and a working mode selection device;

the drive control unit can not only process data information, but also judge information, output instructions and the like;

the power management system has the functions of managing the power of the equipment, protecting the safe use of the power supply, controlling and monitoring power, converting the working energy consumption state of the equipment and the like;

the functions of the communication port include, but are not limited to, ensuring accurate and efficient communication, and the like;

the load monitoring unit comprises but is not limited to load size monitoring, a variable matching function and the like;

the operation mode includes, but is not limited to, the manual control and automatic monitoring modes of the present invention, and may also include manual and automatic modes, etc.

3) The measurement and control software (data terminal) comprises a data communication port, a data storage unit, a data statistical analysis module, a parameter setting module, a working mode selection module and a data display module.

The data communication port, the communication content includes but is not limited to output and input of data, and may also include other instructions for data, etc.

The data storage unit comprises a data storage function and other functions of storing data and the like;

the data statistical analysis module includes, but is not limited to, fault statistics, failure models, and the like.

The parameter setting module comprises the data parameter setting function of the invention, and can also comprise other functions of automatic detection setting and the like.

The operation mode selection module selects the frequency, pulse width, response time and the like of the control mode.

The data display module displays contents including, but not limited to, real-time monitoring, historical playback, abnormal identification and the like.

It can be understood that the measurement and control software and the measurement and control device 15 correspond to a processor, and then when the mechanical structure device 14 receives a driving signal, the pulser generator executing mechanism is started to perform a test; the mechanical mechanism equipment transmits the sensor signal to the measurement and control device 15; the measurement and control device 15 transmits the communication to the measurement and control software (data terminal), and the measurement and control software (data terminal) feeds the communication back to the measurement and control device 15; the measurement and control device 15 feeds back the driving signal to the mechanical structure device 14.

The utility model provides a linear reciprocating type is pulse generator's test system in pit mainly includes: mechanical structure equipment 14, a measurement and control device 15 and measurement and control software (a data terminal).

When the mechanical structure device 14 performs a linear reciprocating type operation mechanism, a signal is given to the adjustable load device 2, and the adjustable load device 2 transmits the signal to the measurement and control device 15;

as shown in fig. 3, the present application relates to a measurement and control device 15, the measurement and control device 15 can perform an individual test of a pulser actuator, and select through a working mode/communication protocol, and then the power management unit supplies power to the sensor and the measurement and control device 15, the sensor collects corresponding signals and feeds the signals back to the main control unit, and outputs data to a communication port, and simultaneously drives the actuator to output a driving signal, thereby realizing the action of the pulser;

as shown in fig. 3, the present application relates to a measurement and control device 15, the measurement and control device 15 can perform simultaneous testing of a pulser actuator and a main control circuit, and select through a working mode/communication protocol, and then a power management unit supplies power to a sensor, a pulser main control and measurement and control device 15, acquires signals through the sensor, converts through the communication protocol, and outputs the signals to the main control circuit;

the application relates to measurement and control software (data terminal), when the measurement and control software receives a signal, the data terminal can monitor data parameters, further select a working mode or a control mode, and realize the advantages of real-time monitoring, load adjustment and the like.

The testing system of the underground pulse signal generator can be understood as a testing system of a linear reciprocating type underground pulse signal generator, relates to the fields of machinery, electronics, software, algorithms and the like, is used for testing, calibrating, collecting and analyzing the linear reciprocating type underground pulse signal generator in the stages of research and development, production, maintenance, reliability analysis and the like, and is suitable for various linear reciprocating type underground pulse signal generators.

As shown in fig. 4, a method for testing a downhole pulse signal generator according to an embodiment of the present invention is a testing system using any one of the downhole pulse signal generators described above, the method including:

s1, after the fixing device fixes the underground pulse signal generator 1 to be tested, the adjustable load device 2 applies load to the underground pulse signal generator 1 to be tested under the control of the processor to carry out testing;

s2, the test data acquisition device acquires the test data of the underground pulse signal generator to be detected and sends the test data to the processor;

and S3, analyzing the underground pulse signal generator to be detected by the processor according to the received test data to obtain a test result.

The load applied to the underground pulse signal generator to be detected can be flexibly adjusted through the adjustable load device 2, the test data acquisition device acquires test data of the underground pulse signal generator to be detected and sends the test data to the processor, the processor analyzes the received test data, and the technical indexes such as the quota working performance, the limit load characteristic and the Mean Time Between Failure (MTBF) of the underground pulse signal generator to be detected can be tested.

In the present invention, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.