WO2020138798A1 - 통신 시스템 및 뇌관 장치 - Google Patents
통신 시스템 및 뇌관 장치 Download PDFInfo
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- WO2020138798A1 WO2020138798A1 PCT/KR2019/017766 KR2019017766W WO2020138798A1 WO 2020138798 A1 WO2020138798 A1 WO 2020138798A1 KR 2019017766 W KR2019017766 W KR 2019017766W WO 2020138798 A1 WO2020138798 A1 WO 2020138798A1
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- voltage
- signal
- charging
- blasting
- unit
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/04—Arrangements for ignition
- F42D1/045—Arrangements for electric ignition
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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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B3/00—Blasting cartridges, i.e. case and explosive
- F42B3/10—Initiators therefor
- F42B3/12—Bridge initiators
- F42B3/121—Initiators with incorporated integrated circuit
- F42B3/122—Programmable electronic delay initiators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/04—Arrangements for ignition
- F42D1/045—Arrangements for electric ignition
- F42D1/05—Electric circuits for blasting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D3/00—Particular applications of blasting techniques
- F42D3/04—Particular applications of blasting techniques for rock blasting
Definitions
- An embodiment of the present invention relates to a communication system and a primer device that can improve communication reliability by filtering a reference voltage input to a communication system and a primer device, particularly a receiving end (ie, a primer device).
- explosives are used for construction such as blasting of rocks for tunnel construction and blasting of abandoned buildings. That is, the blasting object is divided into sections, and a plurality of holes into which explosives are inserted is drilled. Explosives are inserted into each of the perforated holes and then connected to the blasting system. Explosives are blasted through the operation of the blasting system, thereby blasting the blast target.
- the blasting system is composed of a detonator that detonates explosives, and a blasting device that transmits power and commands necessary for the operation of the detonator to the detonator.
- the electron detonator is mainly used as the detonator of the blasting system.
- the electron beam primer is installed on the explosive side, and a plurality of electron beam primers are connected to one blasting device.
- the electronic primer is structured to simultaneously detonate explosives by simultaneously operating multiple electron primers connected to the blasting device when a command is transmitted from the blasting device.
- an electron detonator that simultaneously detonates a plurality of explosives is mainly used, but recently, an electron detonator that sequentially detonates a plurality of explosives is mainly used.
- many documents such as Korean Registered Patent No. 10-1016538, Korean Registered Patent No. 10-0665878, Korean Registered Patent No. 10-0665880, Korean Registered Patent No. 10-0733346, and Japanese Patent Publication No. 2005-520115 Disclosed is a blasting system using an electronic detonator.
- the problem to be solved by the present invention is to provide a communication system and a primer device capable of improving communication reliability by filtering a reference voltage input to a receiving end.
- a communication system includes a transmitting end and a receiving end connected to each other through a busbar, and the transmitter sends a first signal using a first voltage applied to the busbar.
- a control circuit for transmitting to the receiving end, the receiving end receiving the first signal, and transmitting a second signal to the transmitting end using a current flowing through the bus;
- a charging circuit that receives and charges the first voltage through the busbar and supplies a driving voltage to the control circuit, wherein the control circuit extracts a voltage in a reference range from a peak voltage of the first voltage.
- a filter unit for generating a second voltage; And a voltage measuring unit measuring the second voltage and extracting the first signal.
- control circuit comprises: a control unit for generating a toggle signal to generate the second signal in response to the first signal; And a control switch unit disposed on the busbar and controlling the flow of the current according to the toggle signal.
- the filter unit includes a transistor connecting the first electrode and the second electrode to each other according to the first voltage supplied to the gate electrode, and the driving voltage is supplied to the first electrode, and the The second voltage is output to the second electrode.
- the second voltage during a period in which the first voltage has a peak voltage value, the second voltage has a first voltage value, and during the period in which the first voltage has a base voltage value, the second voltage is the first voltage. It has a second voltage value different from the voltage value.
- the driving voltage has the first voltage value, and the first voltage value is a value larger than the second voltage value.
- the difference between the first voltage value and the second voltage value corresponds to the reference range.
- the reference range is the gate-source voltage of the transistor.
- the charging circuit includes a charging unit for receiving and charging the first voltage; And a charging switch unit disposed between the charging unit and the busbar, and controlling the supply of the voltage to the charging unit according to a charging stop signal, wherein the control circuit, while transmitting the second signal, the charging switch The charging stop signal is transmitted negatively.
- the primer device receives the first signal generated by using the first voltage by the blasting furnace from the blasting device through the busbar, and flows to the busbar A control circuit that transmits a second signal to the blasting device using current; And a charging circuit that receives and charges the first voltage through the busbar and supplies a driving voltage to the control circuit, wherein the control circuit extracts a voltage in a reference range from a peak voltage of the first voltage.
- control circuit comprises: a control unit for generating a toggle signal to generate the second signal in response to the first signal; And a control switch unit disposed on the busbar and controlling the flow of the current according to the toggle signal.
- the filter unit includes a transistor connecting the first electrode and the second electrode to each other according to the first voltage supplied to the gate electrode, and the driving voltage is supplied to the first electrode, and the The second voltage is output to the second electrode.
- the second voltage during a period in which the first voltage has a peak voltage value, the second voltage has a first voltage value, and during the period in which the first voltage has a base voltage value, the second voltage is the first voltage. It has a second voltage value different from the voltage value.
- the driving voltage has the first voltage value, and the first voltage value is a value larger than the second voltage value.
- the difference between the first voltage value and the second voltage value corresponds to the gate-source voltage of the transistor.
- the charging circuit includes a charging unit for receiving and charging the first voltage; And a charging switch unit disposed between the charging unit and the busbar, and controlling the supply of the voltage to the charging unit according to a charging stop signal, wherein the control circuit, while transmitting the second signal, the charging switch The charging stop signal is transmitted negatively.
- control circuit further comprising a detonation circuit to amplify.
- control circuit by counting the delay time included in the first signal to supply a blasting signal and a blasting voltage to the detonation circuit, the detonation circuit, based on the blasting signal, the blasting voltage Apply as a blaze.
- the communication system and the primer device according to an embodiment of the present invention can improve the reliability of communication by filtering the reference voltage input to the receiving end.
- FIG. 1 is a view showing a blasting system according to an embodiment of the present invention.
- FIG. 2 is a view showing a communication system according to an embodiment of the present invention.
- FIG. 3 is a view showing a blasting apparatus according to an embodiment of the present invention.
- FIG. 4 is a view showing a primer device according to an embodiment of the present invention.
- FIG. 5 is a view showing a charging circuit according to an embodiment of the present invention.
- FIG. 6 is a view showing a control circuit according to an embodiment of the present invention.
- FIG. 7 is a view showing a filter unit according to an embodiment of the present invention.
- FIG. 8 is a view showing a first reference voltage and a second reference voltage according to an embodiment of the present invention.
- FIG. 9 is a view showing a detonation circuit according to an embodiment of the present invention.
- blasting system 20 blasting object
- blasting device 110 blasting control unit
- control circuit 230 detonation circuit
- first and second may be used to describe various components, but the components should not be limited by the terms. The terms are used only for the purpose of distinguishing one component from other components.
- first component may be referred to as a second component without departing from the scope of the present invention, and similarly, the second component may be referred to as a first component.
- Singular expressions may include plural expressions, unless the context clearly indicates otherwise.
- the present invention is not limited to the embodiments disclosed below, but may be implemented in various different forms.
- a part when a part is connected to another part, it is directly connected.
- it may also include a case in which other elements are electrically connected in between.
- the same components in the drawings are denoted by the same reference numbers and symbols as possible, even if they are displayed on different drawings.
- FIG. 1 is a view showing a blasting system 10 according to an embodiment of the present invention.
- the blasting system 10 may include a blasting device 100, a primer device 200 and a busbar 300 and 400.
- the blasting worker may punch the blasting object 20 and form blasting holes 30.
- a blasting worker may form blasting holes 30 in the blasting object 20 using a drilling machine (not shown).
- the blasting worker may insert explosives 40 to which the primer device 200 is attached, respectively, into the plurality of blasting holes 30.
- the blasting worker may insert an explosive 40 to which the primer device 200 is attached to the blasting hole 30 using a charging machine (not shown).
- the blasting device 100 and the primer device 200 may be connected by wire through the busbars 300 and 400.
- the blasting device 100 may be connected in parallel with a plurality of primer devices 200 through the busbars 300 and 400.
- the busbars 300 and 400 may include a main busbar 300 and a sub-busbar 400. That is, the main bus bar 300 may be a wiring that is directly connected to the blasting device 100, and the sub-bus 400 may be a wiring that is directly connected to the primer device 200. As a result, the main bus bar 300 and the sub bus bar 400 are connected to each other, so that the blasting device 100 and the primer device 200 are electrically connected to each other to perform communication.
- the bus lines 300 and 400 may be implemented as a two-wire wired communication system.
- the blasting worker may scan the primer device 200 using a worker terminal device (eg, a smart phone, a scanner, a logger, etc.). For example, the blasting worker may scan the primer device 200 by photographing or directly logging an image code (QR code, barcode, etc.) attached to the primer device 200.
- the worker terminal device may transmit primer information and initial information for each of the scanned primer devices 200 to the blasting device 100.
- the blasting device 100 may store primer information and initial information for each primer device 200 received from the worker terminal device.
- the operator may operate the blasting apparatus 100 to generate a first signal (eg, a control signal, a blasting command, etc.). Then, the blasting apparatus 100 may transmit the first signal to the primer apparatus 200.
- the primer device 200 may receive the first signal through the bus lines 300 and 400 based on the connection relationship described above.
- the first signal may be a blasting command including a delay time corresponding to each primer device 200.
- the primer device 200 may start counting the initial detonation included in the first signal.
- the primer device 200 may detonate the connected explosive 40 when the count of the predetermined delay time is completed. Accordingly, the blasting apparatus 100 may detonate the blast target 20 by detonating the plurality of explosives 40.
- a communication system may be composed of a transmitting end 100 and a receiving end 200.
- the communication system (CST) may be used in a blasting system, a topic alert system, or the like.
- a communication system (CST) typically used in a blasting system will be described.
- the present invention is not limited to this, and the communication system (CST) applied to the blasting system may be applied to other embodiments (for example, a topic alert system) in a range easily changeable by a person skilled in the art.
- the communication system CST may refer to a communication system between the blasting apparatus 100 and the primer apparatus 200 in the blasting system 10 illustrated in FIG. 1.
- the transmitting end 100 is a configuration corresponding to the blasting apparatus 100 shown in FIG. 1, in this specification, the transmitting end 100 may mean the blasting apparatus 100.
- the receiving end 200 is a configuration corresponding to the primer device 200 shown in FIG. 1, and the receiving end 200 may refer to the primer device 200 in this specification.
- the transmitting terminal 100 may transmit a signal to the receiving terminal 200 using a voltage, and the receiving terminal 200 may transmit a signal to the transmitting terminal 100 using a current.
- the transmitting end 100 and the receiving end 200 may be connected to each other by wires through the bus lines 300 and 400 (see FIG. 1).
- the transmitting terminal 100 may transmit a signal to the receiving terminal 200 using the voltages (ie, the reference voltage) of the bus lines 300 and 400.
- the receiving terminal 200 may receive a signal from the transmitting terminal 100 by measuring the voltages of the bus lines 300 and 400.
- the receiving terminal 200 may transmit a signal to the transmitting terminal 100 in response to a signal received from the transmitting terminal 100.
- the receiving terminal 200 may transmit a signal using current (ie, reference current) flowing through the bus lines 300 and 400.
- the transmitting terminal 100 may receive a signal from the receiving terminal 200 by measuring the current flowing through the bus lines 300 and 400.
- the communication system can perform wired communication.
- FIG 3 is a view showing a blasting apparatus 100 according to an embodiment of the present invention.
- the blasting apparatus 100 may include a blasting control unit 110, a voltage supply unit 120, and a current measurement unit 130.
- the main bus bar 300 connected to the blasting apparatus 100 is shown as one wire.
- the present invention is not limited to this, and according to an embodiment, the main bus bar 300 may be implemented with a plurality of wiring lines.
- the blasting control unit 110 may control the overall operation of the blasting apparatus 100.
- the blasting control unit 110 may be implemented as a central processing unit (CPU), a micro processing unit (MPU), a graphics processing unit (GPU), or a micro controller unit (MCU).
- CPU central processing unit
- MPU micro processing unit
- GPU graphics processing unit
- MCU micro controller unit
- the voltage supply unit 120 may operate under the control of the blasting control unit 110. Specifically, the voltage supply unit 120 may supply voltage to the main bus bar 300. For example, the voltage supply unit 120 may supply the first reference voltage RV1 to the main bus bar 300.
- the first reference voltage RV1 may have a range of 0V or more and 100V or less.
- the present invention is not limited thereto, and within the range capable of achieving the object of the present invention, the first reference voltage RV1 may have various values.
- the voltage supply unit 120 may supply the first reference voltage RV1 and the ground voltage (eg, 0V) to the main bus bar 300 implemented with a plurality of wires. have.
- the voltage supply unit 120 may not only supply power to the primer device 200 (see FIG. 1) using the first reference voltage RV1 as the main bus bar 300, but also transmit signals and data. For example, the voltage supply unit 120 supplies a pulse signal to the main bus bar 300 using the first reference voltage RV1, and the primer device 200 has a sub bus bar 400 connected to the main bus bar 300 , See FIG. 1 )). Through this, the voltage supply unit 120 may transmit signals and data to the primer device 200.
- the current measuring unit 130 may operate under the control of the blasting control unit 110. Specifically, the current measuring unit 130 may measure the current flowing through the main bus bar 300. The current measurement unit 130 may receive signals and data from the primer device 200 by measuring the current flowing through the main bus bar 300. For example, the primer device controls the flow of the reference current supplied to the main bus bar 300 and the sub bus bar 400, and the current measuring unit 130 can measure the reference current.
- the blasting control unit 110 the voltage supply unit 120, and the current measurement unit 130 are illustrated in FIG. 3, the present invention is not limited thereto. According to an embodiment, at least some of the blasting control unit 110, the voltage supply unit 120, and the current measurement unit 130 may be integrated and implemented.
- the blasting apparatus 100 includes a battery for supplying driving power of the blasting apparatus 100, and a display panel for displaying an operation state, etc. It may further include a configuration.
- FIG 4 is a view showing a primer device 200 according to an embodiment of the present invention.
- the primer device 200 may include a charging circuit 210, a control circuit 220 and a detonation circuit 230.
- the sub-mother bus 400 connected to the primer device 200 is illustrated as one wire.
- the present invention is not limited to this, and according to an embodiment, the sub-mother bus 400 may be implemented with a plurality of wires.
- the charging circuit 210 may receive the first reference voltage RV1 from the blasting device 100 (refer to FIG. 1) through the sub-bar 400.
- the charging circuit 210 may receive a charging stop signal CS from the control circuit 220.
- the charging circuit 210 may charge the first reference voltage RV1 according to the charging stop signal CS.
- the charging circuit 210 may stop charging the first reference voltage RV1 while the charging stop signal CS is supplied.
- a background current according to a charging operation may occur in the primer device 200.
- the background current may reduce the accuracy of signal analysis by reducing the current variation width when the control circuit 220 transmits the second signal to the blasting device. Therefore, while the control circuit 220 transmits the second signal to the blasting device 100, the generation of the background current can be suppressed by transmitting the charging stop signal CS to the charging circuit 210.
- the control circuit 220 may improve the accuracy of signal analysis by improving the current variation width.
- the charging circuit 210 may supply a driving voltage DV to the control circuit 220 based on the charged voltage. At this time, the control circuit 220 may be driven based on the driving voltage DV.
- the control circuit 220 may receive the first reference voltage RV1 from the blasting device 100 through the sub-mother bus 400. Although not shown, the control circuit 220 may be supplied with a ground voltage (eg, 0V) through additional wiring.
- a ground voltage eg, 0V
- the control circuit 220 may receive the first signal from the blasting device 100 through the bus lines 300 and 400.
- the first signal may be a pulse signal using the first reference voltage RV1 applied to the bus lines 300 and 400 by the blasting apparatus 100.
- control circuit 220 may filter noise included in the first reference voltage RV1.
- the control circuit 220 may filter noise included in the base voltage of the first reference voltage RV1 by extracting a voltage in a preset range from the peak voltage of the first reference voltage RV1. 8 is described in detail.
- the control circuit 220 may transmit the second signal through the bus lines 300 and 400 to the blasting device 100 in response to the first signal.
- the second signal may be a pulse signal using a reference current.
- the control circuit 220 may supply the charging stop signal CS to the charging circuit 210 while transmitting the second signal to the blasting apparatus 100.
- the charging circuit 210 may stop charging of the first reference voltage RV1 while the charging stop signal CS is supplied.
- the first signal may be a blasting command including a delay time.
- the control circuit 220 may count the delay time included in the first signal.
- the control circuit 220 may generate a blasting signal BS and transmit the blasting signal BS to the detonation circuit 230.
- the control circuit 220 may generate a blasting voltage BV based on at least one of the driving voltage DV and the first reference voltage RV1.
- the control circuit 220 may supply the blasting voltage BV to the detonation circuit 230.
- the detonation circuit 230 may supply the blasting voltage BV to the ignition jade 234 based on the blasting signal BS.
- the ignition jade 234 may detonate when a blasting voltage BV is supplied.
- the primer device 200 may further include a protection circuit for protecting the internal circuit configuration from voltages supplied through the bus bars 300 and 400.
- FIG 5 is a view showing a charging circuit 210 according to an embodiment of the present invention.
- the charging circuit 210 may include a charging unit 211 and a charging switch unit 212.
- the charging unit 211 may charge the first reference voltage RV1 supplied through the sub-mother bus 400.
- the charging unit 211 may supply the driving voltage DV to the control circuit 220 (see FIG. 2) based on the charged first reference voltage RV1.
- the charging unit 211 may include a capacitor for charging the first reference voltage RV1.
- the charging switch unit 212 may be disposed between the sub-mother bus line 400 and the charging unit 211 of the bus lines 300 and 400.
- the charging switch unit 212 may control the supply of the first reference voltage RV1 to the charging unit 211 according to the charging stop signal CS.
- the charging switch unit 212 may include a switch that is turned off while the charging stop signal CS is supplied.
- the charging switch unit 212 may be implemented as a P-channel field effect transistor (FET).
- FIG. 6 is a view showing a control circuit 220 according to an embodiment of the present invention.
- control circuit 220 may include a filter unit 221, a voltage measurement unit 222, a control unit 223, and a control switch unit 224.
- the filter unit 221 may filter the first reference voltage RV1 supplied to the sub-mother bus 400.
- the filter unit 221 may filter noise included in the base voltage of the first reference voltage RV1 by extracting a voltage in a preset range from a peak of the first reference voltage RV1.
- the voltage filtered by the filter unit 221 according to the above-described method is defined as the second reference voltage RV2. That is, the filter unit 221 may generate the second reference voltage RV2 by filtering the first reference voltage RV1.
- the filter unit 221 may supply the second reference voltage RV2 to the voltage measurement unit 222.
- the voltage measuring unit 222 may measure the second reference voltage RV2.
- the voltage measurement unit 222 may extract the first signal SG1 based on the voltage measurement result.
- the voltage measurement unit 222 may transmit the first signal SG1 to the control unit 223.
- the control unit 223 may receive the first signal SG1.
- the controller 223 may generate a toggle signal TS in response to the first signal SG1 to generate a second signal.
- the control unit 223 may transmit a toggle signal TS to the control switch unit 224 to control the operation of the control switch unit 224.
- the flow of the reference current RI may be adjusted according to the operation of the control switch unit 224.
- the second signal may mean a pulse signal using a reference current (RI), and the control unit 223 may generate a second signal using a toggle signal (TS).
- the reference current RI may mean a current flowing through the bus lines 300 and 400 from the primer device 200 to the blasting device 100.
- the control switch unit 224 may be disposed on the sub-busbars 400 of the busbars 300 and 400. According to an embodiment, the control switch unit 224 may be located between the sub-mother bus 400 and the filter unit 221.
- the control switch unit 224 may adjust the flow of the reference current RI according to the toggle signal TS.
- the control switch unit 224 may include a switch that is turned off while the toggle signal TS is supplied.
- the control switch unit 224 may be implemented as a P-channel field effect transistor (FET).
- the controller 223 may transmit the charging stop signal CS to the charging circuit 210 (see FIG. 3) while transmitting the second signal.
- the control unit 223 may receive a driving voltage DV from the charging circuit 210.
- the first signal may be a blasting command including a delay time.
- the control unit 223 may count the delay time included in the first signal.
- the controller 223 may generate a blasting signal BS and transmit the blasting signal BS to the detonation circuit 230.
- the controller 223 may generate a blasting voltage BV based on at least one of the driving voltage DV and the first reference voltage RV1. Also, the control unit 223 may supply the blasting voltage BV to the detonation circuit 230 (see FIG. 3 ).
- FIG. 7 is a view showing a filter unit 221 according to an embodiment of the present invention.
- 8 is a view showing a first reference voltage (RV1) and a second reference voltage (RV2) according to an embodiment of the present invention.
- the filter unit 221 may include a transistor TR.
- the transistor TR may be implemented as an N-channel or P-channel MOSFET (metal oxide semiconductor field-effect transistor).
- MOSFET metal oxide semiconductor field-effect transistor
- the filter unit 221 may filter the first reference voltage RV1.
- the filter unit 221 may filter noise included in the base voltage of the first reference voltage RV1 by extracting a voltage of the reference range VGS from the peak of the first reference voltage RV1.
- the reference range VGS is a preset value and may correspond to the gate-source voltage of the transistor TR. Detailed contents related to this are as follows.
- the first reference voltage RV1 may be supplied to the gate electrode of the transistor TR.
- the driving voltage DV may be supplied to the first electrode of the transistor TR.
- the second reference voltage RV2 may be output to the second electrode of the transistor TR.
- the transistor TR may connect the first electrode and the second electrode to each other according to the first reference voltage RV1.
- each of the first electrode and the second electrode may be any one of a source electrode and a drain electrode of the transistor.
- the first reference voltage RV1 may have a peak voltage value VP corresponding to a peak voltage or a base voltage value VB corresponding to a base voltage. While the first reference voltage RV1 has a base voltage value VB, a noise voltage NV may be included in the base voltage of the first reference voltage RV1.
- the first reference voltage RV1 may have a peak voltage value VP.
- the transistor TR may be turned on. Therefore, the second reference voltage RV2 corresponding to the driving voltage DV supplied to the first electrode is output to the second electrode, and during the first period P1, the second reference voltage RV2 is the first voltage. It may have a value V1.
- the driving voltage DV may have a first voltage value V1.
- the first reference voltage RV1 may have a base voltage value VB.
- the transistor TR may be turned off.
- the second reference voltage RV2 may have a second voltage value V2 different from the first voltage value V1.
- the second voltage value V2 may represent a ground voltage value. In this case, the difference between the first voltage value V1 and the second voltage value V2 may correspond to the reference range VGS.
- the filter unit 221 extracts the voltage of the reference range VGS from the peak of the first reference voltage RV1, and filters noise included in the base voltage of the first reference voltage RV1. Can. Also, the filter unit 221 may output the extracted second reference voltage RV2.
- the primer 200 according to an embodiment of the present invention can improve the reliability of signal analysis by filtering the noise voltage (NV) described above.
- the filter unit 221 is connected to the second electrode of the transistor TR, and may further include an output buffer for receiving the second reference voltage RV2 and amplifying the voltage.
- FIG. 9 is a view showing a detonation circuit 230 according to an embodiment of the present invention.
- the detonation circuit 230 may include an detonation diode 231, an detonation capacitor 232, an detonation switch 233, and an ignition jade 234.
- the blasting voltage BV may be supplied to the detonation capacitor 232 through the detonation diode 231.
- Detonation capacitor 232 may store the blasting voltage (BV).
- the detonation switch 233 may receive the blasting signal BS.
- the detonation switch 233 may be turned on while the blasting signal BS is supplied.
- the blasting voltage BV stored in the detonation capacitor 232 may be supplied to the ignition 234. Since the blasting signal BS is supplied to the detonation switch 233 after the delay time is counted, the ignition jade 234 may be supplied with the blasting voltage BV after the delay time has elapsed.
- the ignition jade 234 may have an inherent resistance value. Therefore, according to the voltage distribution law, the ignition jade 234 may be applied with a voltage proportional to the intrinsic resistance value. The ignition jade 234 may detonate when a voltage is applied.
- the communication system and the primer device according to the embodiment of the present invention can improve the reliability of communication and signal analysis by filtering the reference voltage input to the receiving end.
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Abstract
Description
Claims (17)
- 모선을 통해 서로 연결된 송신단 및 수신단을 포함하는 통신 시스템에 있어서,상기 송신단은, 상기 모선으로 인가되는 제1 전압을 이용하여 제1 신호를 상기 수신단으로 전송하고,상기 수신단은,상기 제1 신호를 수신하고, 상기 모선으로 흐르는 전류를 이용하여 제2 신호를 상기 송신단으로 전송하는 제어 회로; 및상기 모선을 통해 상기 제1 전압을 공급받아 충전하고, 상기 제어 회로로 구동 전압을 공급하는 충전 회로를 포함하고,상기 제어 회로는,상기 제1 전압의 피크 전압으로부터 기준 범위의 전압을 추출함으로써, 제2 전압을 생성하는 필터부; 및상기 제2 전압을 측정하여, 상기 제1 신호를 추출하는 전압 측정부를 포함하는 것을 특징으로 하는 통신 시스템.
- 제1항에 있어서,상기 제어 회로는,상기 제1 신호에 응답하여 상기 제2 신호를 생성하기 위해, 토글 신호를 생성하는 제어부; 및상기 모선 상에 배치되며, 상기 토글 신호에 따라 상기 전류의 흐름을 제어하는 제어 스위치부를 더 포함하는 것을 특징으로 하는 통신 시스템.
- 제1항에 있어서,상기 필터부는,게이트 전극으로 공급되는 상기 제1 전압에 따라, 제1 전극 및 제2 전극을 서로 연결시키는 트랜지스터를 포함하고,상기 구동 전압은, 상기 제1 전극으로 공급되고,상기 제2 전압은, 상기 제2 전극으로 출력되는 것을 특징으로 하는 통신 시스템.
- 제3항에 있어서,상기 제1 전압이 피크 전압 값을 갖는 기간 동안, 상기 제2 전압은 제1 전압 값을 갖고,상기 제1 전압이 기저 전압 값을 갖는 기간 동안, 상기 제2 전압은 상기 제1 전압 값과 상이한 제2 전압 값을 갖는 것을 특징으로 하는 통신 시스템.
- 제4항에 있어서,상기 구동 전압은, 상기 제1 전압 값을 갖고,상기 제1 전압 값은, 상기 제2 전압 값보다 큰 것을 특징으로 하는 통신 시스템.
- 제5항에 있어서,상기 제1 전압 값 및 상기 제2 전압 값의 차이는, 상기 기준 범위에 대응하는 것을 특징으로 하는 통신 시스템.
- 제5항에 있어서,상기 기준 범위는, 상기 트랜지스터의 게이트-소스 전압에 대응하는 것을 특징으로 하는 통신 시스템.
- 제1항에 있어서,상기 충전 회로는,상기 제1 전압을 공급받아 충전하기 위한 충전부; 및상기 충전부 및 상기 모선 사이에 배치되며, 충전 중지 신호에 따라 상기 전압의 상기 충전부로의 공급을 제어하는 충전 스위치부를 포함하고,상기 제어 회로는, 상기 제2 신호를 전송하는 동안, 상기 충전 스위치부로 상기 충전 중지 신호를 전송하는 것을 특징으로 하는 통신 시스템.
- 발파 장치로에 의해 제1 전압을 이용하여 생성된 제1 신호를 모선을 통해 상기 발파 장치로부터 수신하고, 상기 모선으로 흐르는 전류를 이용하여 제2 신호를 상기 발파 장치로 전송하는 제어 회로; 및상기 모선을 통해 상기 제1 전압을 공급받아 충전하고, 상기 제어 회로로 구동 전압을 공급하는 충전 회로를 포함하고,상기 제어 회로는,상기 제1 전압의 피크 전압으로부터 기준 범위의 전압을 추출함으로써, 제2 전압을 생성하는 필터부; 및상기 제2 전압을 측정하여, 상기 제1 신호를 추출하는 전압 측정부를 포함하는 것을 특징으로 하는 뇌관 장치.
- 제9항에 있어서,상기 제어 회로는,상기 제1 신호에 응답하여 상기 제2 신호를 생성하기 위해, 토글 신호를 생성하는 제어부; 및상기 모선 상에 배치되며, 상기 토글 신호에 따라 상기 전류의 흐름을 제어하는 제어 스위치부를 더 포함하는 것을 특징으로 하는 뇌관 장치.
- 제9항에 있어서,상기 필터부는,게이트 전극으로 공급되는 상기 제1 전압에 따라, 제1 전극 및 제2 전극을 서로 연결시키는 트랜지스터를 포함하고,상기 구동 전압은, 상기 제1 전극으로 공급되고,상기 제2 전압은, 상기 제2 전극으로 출력되는 것을 특징으로 하는 뇌관 장치.
- 제11항에 있어서,상기 제1 전압이 피크 전압 값을 갖는 기간 동안, 상기 제2 전압은 제1 전압 값을 갖고,상기 제1 전압이 기저 전압 값을 갖는 기간 동안, 상기 제2 전압은 상기 제1 전압 값과 상이한 제2 전압 값을 갖는 것을 특징으로 하는 뇌관 장치.
- 제12항에 있어서,상기 구동 전압은, 상기 제1 전압 값을 갖고,상기 제1 전압 값은, 상기 제2 전압 값보다 큰 것을 특징으로 하는 뇌관 장치.
- 제13항에 있어서,상기 제1 전압 값 및 상기 제2 전압 값의 차이는, 상기 트랜지스터의 게이트-소스 전압에 대응하는 것을 특징으로 하는 뇌관 장치.
- 제9항에 있어서,상기 충전 회로는,상기 제1 전압을 공급받아 충전하기 위한 충전부; 및상기 충전부 및 상기 모선 사이에 배치되며, 충전 중지 신호에 따라 상기 전압의 상기 충전부로의 공급을 제어하는 충전 스위치부를 포함하고,상기 제어 회로는, 상기 제2 신호를 전송하는 동안, 상기 충전 스위치부로 상기 충전 중지 신호를 전송하는 것을 특징으로 하는 뇌관 장치.
- 제9항에 있어서,상기 제어 회로의 제어에 따라, 기폭하는 기폭 회로를 더 포함하는 것을 특징으로 하는 뇌관 장치.
- 제16항에 있어서,상기 제어 회로는, 상기 제1 신호에 포함된 지연 시간을 카운트하여 발파 신호 및 발파 전압을 상기 기폭 회로로 공급하고,상기 기폭 회로는, 상기 발파 신호에 기초하여, 상기 발파 전압을 점화옥으로 인가하는 것을 특징으로 하는 뇌관 장치.
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CN111912309A (zh) * | 2020-07-15 | 2020-11-10 | 东北大学 | 一种基于高压脉冲电爆炸的硬岩预损伤与破裂方法 |
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CN114577076B (zh) * | 2022-04-07 | 2023-09-01 | 北京宏动科技股份有限公司 | 一种冲激引信噪声消除方法 |
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