CN115265303A - Electronic detonator control system and communication speed switching method thereof - Google Patents
Electronic detonator control system and communication speed switching method thereof Download PDFInfo
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- CN115265303A CN115265303A CN202211058744.XA CN202211058744A CN115265303A CN 115265303 A CN115265303 A CN 115265303A CN 202211058744 A CN202211058744 A CN 202211058744A CN 115265303 A CN115265303 A CN 115265303A
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- 238000004891 communication Methods 0.000 title claims abstract description 114
- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000003044 adaptive effect Effects 0.000 claims description 3
- 230000003111 delayed effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
- F42C19/00—Details of fuzes
- F42C19/08—Primers; Detonators
- F42C19/12—Primers; Detonators electric
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Abstract
The invention relates to an electronic detonator system, in particular to an electronic detonator control system and a communication speed switching method thereof. The electronic detonator of the electronic detonator control system supports instruction 1 and instruction 2. The communication speed switching process of the system is to find the fastest speed capable of realizing communication through the sending of the instruction 1 and the instruction 2, and then to carry out communication at the fastest speed. The control system and the communication speed switching method can improve the speed and efficiency of operation.
Description
Technical Field
The invention relates to an electronic detonator system, in particular to an electronic detonator control system capable of switching to an optimal communication speed and a communication speed switching method thereof.
Background
The electronic detonator uses the delay chip to replace chemical delay powder in the traditional detonator, and has the advantages of high delay precision, good safety, network detection and the like. The chip of the electronic detonator is stored with the ID of each detonator, and the ID can be read by the control equipment, so that the operations of delayed downloading, detonation and the like are completed. The electronic detonators are usually used in a plurality of ways at the same time, the electronic detonators are connected with control equipment through buses to form an electronic detonator control system, and the control equipment and the electronic detonators mutually send signals through the buses to realize control. Generally speaking, the signal sent to the electronic detonator by the control equipment is a strong signal and is not easy to be interfered; the signal returned by the electronic detonator is a weak signal and is more easily interfered by electromagnetic signals. In order to avoid control failure caused by interference, the communication speed of the electronic detonator is set to be the slowest in the prior art. However, setting the communication speed to the slowest results in a lower speed and efficiency of the operation.
Disclosure of Invention
The invention relates to an electronic detonator control system and a communication speed switching method thereof, which can improve the speed and efficiency of operation. The problem of the speed and the inefficiency of operation among the prior art is solved.
In order to solve the problems, the following technical scheme is provided:
the electronic detonator control system comprises control equipment, a bus and at least two electronic detonators; the control equipment and the electronic detonator are both in adaptive connection with the bus, and the control equipment sends an instruction to the electronic detonator through the bus to realize the control of the electronic detonator; the electronic detonator is characterized by supporting the following two instructions:
and 1, when the control equipment sends a communication speed switching instruction to the electronic detonators, all the electronic detonators receiving the instruction switch the own communication speed to the instructed communication speed.
And 2, when the control equipment sends a roll call instruction with the ID to the electronic detonator, if the ID of the electronic detonator on the bus is equal to the roll call ID, the electronic detonator returns a received signal.
The communication speed switching method of the electronic detonator control system is characterized by comprising the following steps of:
s1, starting an electronic detonator control system to enter an initial state, wherein the communication speed of all electronic detonators is the initial speed.
And S2, the control equipment sends a command 1 for increasing the communication speed to all the electronic detonators through the bus, and the electronic detonators receiving the command 1 switch the own communication speed to the commanded communication speed.
And S3, the control equipment sends an instruction 2 to the N electronic detonators through the bus, and whether the return signals are complete is checked, wherein N is larger than or equal to 1.
The mechanism to check if the return signal is complete is:
and if the number of the signals returned by the electronic detonators received by the control equipment is consistent with N, judging that the returned signals are complete, and if the number of the signals returned by the electronic detonators received by the control equipment is inconsistent with N, judging that the returned signals are incomplete.
S401, when the return signal is complete, repeating the steps S2-S3 until the maximum communication speed of the electronic detonator enters S4011 or the return signal is incomplete and then entering S402.
And S4011, the control equipment records that the communication speed is the maximum communication speed of the electronic detonator, and then the communication speed switching of the electronic detonator control system can be completed.
S402, when the return signal is incomplete, the control equipment sends an instruction 1 to all the electronic detonators through the bus, the communication speed of the instruction 1 is the last stable communication speed, and the control equipment records the communication speed to complete the communication speed switching of the electronic detonator control system.
In S3, the number of times that the control equipment sends the instruction 2 to the N electronic detonators through the bus is T, the N electronic detonators are randomly selected each time, and T is larger than or equal to 1;
the mechanism for checking whether the return signal is complete is:
and when the number of the signals returned by the electronic detonators received by the control equipment is not consistent with N, stopping sending the instruction 2, and judging that the returned signals are incomplete.
The initial state is the state of the communication system which is just powered on to operate.
By adopting the scheme, the method has the following advantages:
the electronic detonator of the electronic detonator control system of the invention supports instruction 1 and instruction 2. The communication speed switching process of the system is to find the fastest speed capable of realizing communication through the sending of the instruction 1 and the instruction 2 and then carry out communication at the fastest speed. The electronic detonator control system and the communication speed switching method thereof can automatically find the fastest communication speed in the current environment, and compared with the slowest communication speed set in the background technology, the method ensures that the electronic detonator control system is not interfered, and greatly improves the speed and the efficiency of operation.
Drawings
Fig. 1 is a control flow chart of a communication speed switching method of an electronic detonator control system.
Detailed Description
The present invention is described in further detail below with reference to the attached drawing figures.
The electronic detonator control system comprises control equipment, a bus and at least two electronic detonators. The control equipment and the electronic detonator are both in adaptive connection with the bus, and the control equipment sends instructions to the electronic detonator through the bus to realize control over the electronic detonator. The electronic detonator supports the following two instructions:
and 1, when the control equipment sends a communication speed switching instruction to the electronic detonators, all the electronic detonators receiving the instruction switch the own communication speed to the instructed communication speed.
And 2, when the control equipment sends a roll call instruction with the ID to the electronic detonator, if the ID of the electronic detonator on the bus is equal to the roll call ID, the electronic detonator returns a received signal.
The following embodiments are provided among the communication speed switching methods of the electronic detonator control system.
Example one
In this embodiment, the control device and the electronic detonator support five levels of communication speeds x1, x2, x4, x8, and x16 (1 to 16 times). As shown in fig. 1, the handover method includes the following steps:
s1, the electronic detonator control system is powered on and started to enter an initial state, and at the moment, the communication speed of all the electronic detonators is the initial speed, namely x1.
S2, the control equipment sends an x2 speed instruction 1 to all the electronic detonators through the bus, and the electronic detonators receiving the instruction 1 switch the communication speed of the electronic detonators to x2.
And S3, the control equipment sequentially sends instructions 2 to the N =10 electronic detonators through the bus, and whether return signals are complete or not is checked.
The mechanism for checking whether the return signal is complete is:
and if the number of the signals returned by the electronic detonators received by the control equipment is 10, judging that the returned signals are complete, and if the number of the signals returned by the electronic detonators received by the control equipment is less than 10, judging that the returned signals are incomplete.
S401, when the return signal is complete, repeating the steps S2-S3, repeating S2 each time, wherein the communication speed of the instruction 1 is higher than the communication speed of the instruction 1 last time (namely if the communication speed of the last time is x2, the time is x 4), and entering S4011 or entering S402 when the return signal is incomplete until the maximum communication speed x16 of the electronic detonator.
S4011, the control equipment records the communication speed as the maximum communication speed of the electronic detonator, and then the communication speed switching of the electronic detonator control system can be completed.
S402, when the return signal is incomplete, the control equipment sends an instruction 1 to all the electronic detonators through the bus, the communication speed of the instruction 1 is the last stable communication speed, and the control equipment records the communication speed to complete the communication speed switching of the electronic detonator control system. If the communication speed of the instruction 1 is x8 and the return signal is incomplete, the instruction 1 of x4 speed is sent to the electronic detonator, and the control equipment records the communication speed to complete the communication speed switching of the electronic detonator control system.
Example two
In this embodiment, the control device and the electronic detonator support five levels of communication speeds x1, x2, x4, x8, and x16 (1 to 16 times). As shown in fig. 1, the handover method includes the following steps:
s1, the electronic detonator control system is powered on and started to enter an initial state, and at the moment, the communication speed of all the electronic detonators is the initial speed, namely x1.
And S2, the control equipment sends an x2 speed instruction 1 to all the electronic detonators through the bus, and the electronic detonators receiving the instruction 1 switch the own communication speed to x2.
And S3, the control device sequentially sends an instruction 2 to the N =10 electronic detonators through the bus, the repetition frequency T =3 is achieved, the 10 selected electronic detonators are random each time, and whether the return signals are complete is checked.
The mechanism to check if the return signal is complete is:
and when the number of the signals returned by the electronic detonators received by the control equipment is not consistent with 10, stopping sending the instruction 2, and judging that the returned signals are incomplete.
S401, when the return signal is complete, repeating the steps S2-S3, repeating S2 each time, wherein the communication speed of the instruction 1 is higher than the communication speed of the instruction 1 last time (namely if the communication speed of the last time is x2, the time is x 4), and entering S4011 or entering S402 when the return signal is incomplete until the maximum communication speed x16 of the electronic detonator.
And S4011, the control equipment records that the communication speed is the maximum communication speed of the electronic detonator, and then the communication speed switching of the electronic detonator control system can be completed.
S402, when the return signal is incomplete, the control equipment sends an instruction 1 to all the electronic detonators through the bus, the communication speed of the instruction 1 is the last stable communication speed, and the control equipment records the communication speed to complete the communication speed switching of the electronic detonator control system. If the communication speed of the instruction 1 is x8 and the return signal is incomplete, the instruction 1 of x4 speed is sent to the electronic detonator, and the control equipment records the communication speed to complete the communication speed switching of the electronic detonator control system.
EXAMPLE III
In this embodiment, the control device and the electronic detonator support five levels of communication speeds x1, x2, x4, x8, and x16 (1 to 16 times). As shown in fig. 1, the handover method includes the following steps:
s1, the electronic detonator control system is powered on and started to enter an initial state, and at the moment, the communication speed of all the electronic detonators is the initial speed, namely x1.
And S2, the control equipment sends an x2 speed instruction 1 to all the electronic detonators through the bus, and the electronic detonators receiving the instruction 1 switch the own communication speed to x2.
And S3, the control device checks whether the return signal is complete or not by sending the instruction 2 to the electronic detonators, wherein the repetition times T =4, the number N =10 of the selected electronic detonators for the first time, the number N =8 of the selected electronic detonators for the second time, the number N =15 of the third time and the number N =5 of the fourth time are random.
The mechanism for checking whether the return signal is complete is:
and when the number of the signals returned by the electronic detonators received by the control equipment is inconsistent with the corresponding N, stopping sending the instruction 2, and judging that the returned signals are incomplete.
S401, when the return signal is complete, repeating the steps S2-S3, repeating S2 each time, wherein the communication speed of the instruction 1 is higher than the communication speed of the instruction 1 last time (namely if the communication speed of the last time is x2, the time is x 4), and entering S4011 or entering S402 when the return signal is incomplete until the maximum communication speed x16 of the electronic detonator.
S4011, the control equipment records the communication speed as the maximum communication speed of the electronic detonator, and then the communication speed switching of the electronic detonator control system can be completed.
S402, when the return signal is incomplete, the control equipment sends an instruction 1 to all the electronic detonators through the bus, the communication speed of the instruction 1 is the last stable communication speed, and the control equipment records the communication speed to complete the communication speed switching of the electronic detonator control system. If the communication speed of the instruction 1 is x16 and the return signal is incomplete, the instruction 1 of x8 speed is sent to the electronic detonator, and the control equipment records the communication speed to complete the communication speed switching of the electronic detonator control system.
After the optimal speed of the electric resistance detonator is obtained, the electronic detonator can ensure the optimal speed to an internal storage area, and the next time of power-on, the electronic detonator can directly carry out communication at the speed. The electronic detonator also can not store the optimal speed, the slowest communication speed is recovered after the electronic detonator is electrified again each time, and the control equipment sends an instruction 1 with the optimal communication speed to the electronic detonator again, so that the electronic detonator can communicate at the optimal communication speed after being electrified.
Claims (4)
1. An electronic detonator control system comprises control equipment, a bus and at least two electronic detonators; the control equipment and the electronic detonator are both in adaptive connection with the bus, and the control equipment sends an instruction to the electronic detonator through the bus to realize the control of the electronic detonator; the electronic detonator is characterized by supporting the following two instructions:
the method comprises the steps that 1, when a control device sends a communication speed switching instruction to an electronic detonator, all the electronic detonators receiving the instruction switch the own communication speed to the instructed communication speed;
and 2, when the control equipment sends a roll call instruction with the ID to the electronic detonator, if the ID of the electronic detonator on the bus is equal to the roll call ID, the electronic detonator returns a received signal.
2. The communication speed switching method of the electronic detonator control system according to claim 1, comprising the steps of:
s1, starting an electronic detonator control system to enter an initial state, wherein the communication speed of all electronic detonators is an initial speed;
s2, the control equipment sends a command 1 for improving the communication speed to all the electronic detonators through the bus, and the electronic detonators receiving the command 1 switch the own communication speed to the commanded communication speed;
s3, the control equipment sends an instruction 2 to the N electronic detonators through the bus, whether a return signal is complete is checked, and N is larger than or equal to 1; the mechanism for checking whether the return signal is complete is:
if the number of the signals returned by the electronic detonators received by the control equipment is consistent with N, the returned signals are judged to be complete, and if the number of the signals returned by the electronic detonators received by the control equipment is inconsistent with N, the returned signals are judged to be incomplete;
s401, when the return signal is complete, repeating the steps S2-S3 until the maximum communication speed of the electronic detonator enters S4011 or the return signal is incomplete and enters S402;
s4011, the control equipment records that the communication speed is the maximum communication speed of the electronic detonator, and then the communication speed switching of the electronic detonator control system can be completed;
s402, when the return signal is incomplete, the control equipment sends an instruction 1 to all the electronic detonators through the bus, the communication speed of the instruction 1 is the last stable communication speed, and the control equipment records the communication speed to complete the communication speed switching of the electronic detonator control system.
3. The communication speed switching method of the electronic detonator control system according to claim 2, wherein in S3, the number of times the control device sends the command 2 to the N electronic detonators through the bus is T, the N electronic detonators at each time are randomly selected, wherein T is greater than or equal to 1;
the mechanism to check if the return signal is complete is:
and when the number of the signals returned by the electronic detonators received by the control equipment is inconsistent with N, stopping sending the instruction 2, and judging that the returned signals are incomplete.
4. The communication speed switching method of the electronic detonator control system according to claim 2 wherein the initial state is a state in which the communication system has just been powered on.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211058744.XA CN115265303B (en) | 2022-08-31 | 2022-08-31 | Electronic detonator control system and communication speed switching method thereof |
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| CN202211058744.XA CN115265303B (en) | 2022-08-31 | 2022-08-31 | Electronic detonator control system and communication speed switching method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5477340A (en) * | 1990-06-11 | 1995-12-19 | Fujitsu Limited | Facsimile terminal equipment having communication speed switch |
| CN101464116A (en) * | 2008-12-02 | 2009-06-24 | 北京铱钵隆芯科技有限责任公司 | Detonator query method for electronic detonator priming circuit |
| CN103631743A (en) * | 2012-08-23 | 2014-03-12 | 佳能株式会社 | Electronic system and communication control method for transmitting and receiving data by serial communication |
| JP2014230248A (en) * | 2013-05-27 | 2014-12-08 | ニチコン株式会社 | Communication apparatus and dc-dc converter |
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2022
- 2022-08-31 CN CN202211058744.XA patent/CN115265303B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5477340A (en) * | 1990-06-11 | 1995-12-19 | Fujitsu Limited | Facsimile terminal equipment having communication speed switch |
| CN101464116A (en) * | 2008-12-02 | 2009-06-24 | 北京铱钵隆芯科技有限责任公司 | Detonator query method for electronic detonator priming circuit |
| CN103631743A (en) * | 2012-08-23 | 2014-03-12 | 佳能株式会社 | Electronic system and communication control method for transmitting and receiving data by serial communication |
| JP2014230248A (en) * | 2013-05-27 | 2014-12-08 | ニチコン株式会社 | Communication apparatus and dc-dc converter |
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Address after: Room 1501, Block C, Cygnus, Software Park, No. 111, Linghu Avenue, Xinwu District, Wuxi City, Jiangsu Province, 214000 Applicant after: Wuxi Saimi Kentuo Microelectronics Co.,Ltd. Address before: Room 1501, Block C, Cygnus, Software Park, No. 111, Linghu Avenue, Xinwu District, Wuxi City, Jiangsu Province, 214142 Applicant before: Wuxi Saimi Kentuo Microelectronics Co.,Ltd. |
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