CN115313858A - Wide-input safe voltage stabilizing circuit and high-energy detonation system - Google Patents

Wide-input safe voltage stabilizing circuit and high-energy detonation system Download PDF

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Publication number
CN115313858A
CN115313858A CN202210761293.XA CN202210761293A CN115313858A CN 115313858 A CN115313858 A CN 115313858A CN 202210761293 A CN202210761293 A CN 202210761293A CN 115313858 A CN115313858 A CN 115313858A
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China
Prior art keywords
voltage
circuit
power supply
voltage stabilizing
input
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CN202210761293.XA
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Chinese (zh)
Inventor
黄河
郑伦贵
吴志勇
陈惠卿
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Chuannan Energy Technology Co ltd
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Chuannan Energy Technology Co ltd
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Priority to CN202210761293.XA priority Critical patent/CN115313858A/en
Publication of CN115313858A publication Critical patent/CN115313858A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
    • 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
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/32—Means for protecting converters other than automatic disconnection

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)

Abstract

The invention provides a wide-input safe voltage stabilizing circuit and a high-energy detonation system, wherein the circuit comprises a power supply, a first voltage stabilizing module and a second voltage stabilizing module; the power supply is used for providing input voltage for the circuit, and the power supply input end of the first voltage stabilizing module is connected with the first power supply output end of the power supply and used for stabilizing the input voltage and outputting first stabilized voltage; and the power supply input end of the second voltage stabilizing module is connected with the power supply output end of the first voltage stabilizing module and is used for stabilizing the first stable voltage to a second stable voltage and outputting the second stable voltage. The high-energy detonation system has the effects of improving the stability of the input voltage of the high-energy detonation system and guaranteeing the safety performance of the high-energy detonation system.

Description

Wide-input safe voltage stabilizing circuit and high-energy detonation system
Technical Field
The invention relates to the technical field of detonation, in particular to a wide-input safe voltage stabilizing circuit and a high-energy detonation system.
Background
In the civil blasting field such as petroleum perforation, common electric detonators are mostly adopted as the detonating elements. The detonator contains sensitive initiating explosive or ignition powder, and is easily influenced by stray current such as radio frequency and static electricity to fire accidentally in the processes of storage, transportation, use and the like, so that personnel injury and property loss are caused. At present, an explosion bridge wire detonator (EBW) initiation system is applied to a strategic weapon self-destruction system and a combat part abroad, and the EBW initiation system has higher safety than a conventional electric detonator, so that the EBW initiation system is increasingly applied to the fields of oil and gas exploitation and the like.
Because the explosion bridge wire detonator (EBW) does not contain sensitive initiating explosive or ignition powder, the detonator can be detonated only under the action of instantaneous high voltage and large current, the safety performance of the detonator is essentially improved, and the detonator cannot cause mistaken ignition under the interference of thunder, static electricity, stray current, radio frequency and the like. The technology is mainly used for ground military products in China, and the high-energy initiation system is directly powered by a low-voltage power supply and has the effects of short power supply loop and stable voltage. If the technology is applied to oil and gas well cable conveying perforation, after ground power supply is transmitted through an 8-kilometer single-core cable, a high-energy detonation system is connected, and due to the fact that cable specifications of various operation teams are different, electrical performance parameters are different; the input voltage of the underground high-energy detonation system is not a certain fixed value during different squads of operation, the input voltage range is wide, the safety performance is difficult to guarantee, and the stability is poor.
Disclosure of Invention
The invention aims to provide a wide-input safe voltage stabilizing circuit and a high-energy initiation system, and aims to improve the stability of the input voltage of the high-energy initiation system.
The embodiment of the invention is realized by the following technical scheme:
first aspect
The wide-input safety voltage stabilizing circuit comprises a power supply, a first voltage stabilizing module and a second voltage stabilizing module; the power supply is used for providing input voltage for the circuit, and the power supply input end of the first voltage stabilizing module is connected with the first power supply output end of the power supply and used for stabilizing the input voltage and outputting first stabilized voltage; and the power supply input end of the second voltage stabilizing module is connected with the power supply output end of the first voltage stabilizing module and is used for stabilizing the first stable voltage to a second stable voltage and outputting the second stable voltage.
The first voltage stabilizing module comprises a diode D1, a field effect transistor Q1, a first resistor R1, a first voltage stabilizing diode Z1 and a second voltage stabilizing diode Z2; the anode of the diode D1 is used as a power input end of the circuit and is connected with a first power output end of the power supply, the cathode of the diode D1 is connected with the drain of the field-effect tube Q1, the gate of the field-effect tube Q1 is connected with the cathode of the second voltage-stabilizing diode Z2, and the anode of the second voltage-stabilizing diode Z2 is grounded; the source electrode of the field effect transistor Q1 is connected with the cathode of the first voltage-stabilizing diode Z1, and the anode of the first voltage-stabilizing diode Z1 is grounded; one end of the first resistor R1 is connected with the drain electrode of the field effect transistor Q1, and the other end of the first resistor R1 is connected with the source electrode of the field effect transistor Q1; and the source electrode of the field effect transistor Q1 is used as the power output end of the first voltage stabilizing module and used for outputting a first stable voltage.
Preferably, the second voltage stabilization module comprises a voltage stabilization chip U1, a first capacitor C1 and a second capacitor C2; a first pin of the voltage stabilizing chip U1 is used as a power input end of the second voltage stabilizing module and connected to the source electrode of the field effect transistor Q1, a second pin of the voltage stabilizing chip U1 is used as a power output end of the second voltage stabilizing module and used for outputting a second stabilizing voltage, and a third pin of the voltage stabilizing chip U1 is grounded; one end of the first capacitor C1 is connected with a first pin of the voltage stabilizing chip U1, and the other end of the first capacitor C1 is grounded; one end of the second capacitor C2 is connected to the second pin of the voltage stabilizing chip U1, and the other end of the second capacitor C2 is grounded.
Second aspect of the invention
The high-energy initiation system is used for initiating an explosive bridge wire detonator, comprises the wide-input safe voltage stabilizing circuit according to the first aspect, and further comprises a booster circuit, a control circuit, a high-voltage doubling circuit and an energy storage initiation circuit; the safety voltage stabilizing circuit is used for providing a first stable voltage for the booster circuit and providing a second stable voltage for the control circuit; the control circuit is used for controlling the boosting circuit to boost voltage, and the energy storage detonating circuit is used for storing energy to detonate an explosion bridge wire detonator.
Preferably, the system further comprises a second resistor R2 and a third resistor R3, wherein one end of the second resistor R2; the other end of the second resistor R2 is connected to one end of the third resistor R3 and serves as a second power output terminal of the power supply, and the other end of the third resistor R3 is grounded.
Preferably, a first power input terminal of the voltage boost circuit is connected to a first power output terminal of the power supply, a first control power input terminal of the voltage boost circuit is connected to a power output terminal of the first voltage stabilization module, a second control power input terminal of the voltage boost circuit is connected to a control power output terminal of the control circuit, and the voltage boost circuit responds to the control power input by the first control power input terminal and the second control power input terminal to boost the voltage.
Preferably, a first control power supply input end of the control circuit is connected with a second power supply output end of the power supply, and a second control power supply input end of the control circuit is connected with a power supply output end of the second voltage stabilizing module; the control circuit responds to the rising of the input power of the first control power input end to output control power through the control power output end of the control circuit.
The technical scheme of the embodiment of the invention at least has the following advantages and beneficial effects: through setting up first regulated voltage module and second regulated voltage module in wide input safety voltage stabilizing circuit, can be with the input voltage of power input in the circuit stabilize first regulated voltage and second regulated voltage, again with stable first regulated voltage and second regulated voltage application to high energy initiation system back, the first regulated voltage and the second regulated voltage of input to high energy initiation system are in safe within range all the time, thereby reach the stability that promotes high energy initiation system input voltage, ensure the effect of high energy initiation system security performance.
Drawings
FIG. 1 is a schematic diagram of a circuit configuration of a wide-input safety voltage regulator circuit according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a high-energy initiation system according to an embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Example 1
Referring to fig. 1, the present embodiment provides a wide-input safety voltage stabilizing circuit, where the circuit includes a power supply, a first voltage stabilizing module and a second voltage stabilizing module; the power supply is used for providing input voltage for the circuit, and the power supply input end of the first voltage stabilizing module is connected with the first power supply output end of the power supply and used for stabilizing the input voltage and outputting first stabilized voltage; and the power supply input end of the second voltage stabilizing module is connected with the power supply output end of the first voltage stabilizing module and is used for stabilizing the first stable voltage to a second stable voltage and outputting the second stable voltage.
In this embodiment, the power supply is supplied with a monocable input, which includes a monocable core for inputting a voltage and a monocable housing, which is regarded as the ground, to which all ground connections are connected. When blasting is carried out, the single-core cable can reach 8000 m long at most, and the input voltage of the single-core cable is in the range of 20V-400V.
And a gas discharge tube GAP1 is also connected between the single-core cable core and the single-core cable shell and has the function of lightning protection.
The first voltage stabilizing module comprises a diode D1, a field effect transistor Q1, a first resistor R1, a first voltage stabilizing diode Z1 and a second voltage stabilizing diode Z2; the anode of the diode D1 is used as a power input end of the circuit and connected with a first power output end of the power supply, the cathode of the diode D1 is connected with the drain of the field effect transistor Q1, the gate of the field effect transistor Q1 is connected with the cathode of the second zener diode Z2, and the anode of the second zener diode Z2 is grounded; the source electrode of the field effect transistor Q1 is connected with the cathode of the first voltage-stabilizing diode Z1, and the anode of the first voltage-stabilizing diode Z1 is grounded; one end of the first resistor R1 is connected with the drain electrode of the field effect transistor Q1, and the other end of the first resistor R1 is connected with the source electrode of the field effect transistor Q1; and the source electrode of the field effect transistor Q1 is used as the power output end of the first voltage stabilizing module and used for outputting a first stable voltage.
In the first voltage stabilizing module, after the voltage input by the power supply passes through the diode D1 and enters the field effect transistor Q1 from the drain electrode of the field effect transistor Q1, the first voltage stabilizing diode Z1 and the second voltage stabilizing diode Z2 arranged in the first voltage stabilizing module can stabilize the voltage, so that the first stabilized voltage output from the source electrode of the field effect transistor Q1 is always stabilized at 15V.
The second voltage stabilization module comprises a voltage stabilization chip U1, a first capacitor C1 and a second capacitor C2; a first pin of the voltage stabilizing chip U1 is used as a power input end of the second voltage stabilizing module and connected to the source electrode of the field effect transistor Q1, a second pin of the voltage stabilizing chip U1 is used as a power output end of the second voltage stabilizing module and used for outputting a second stabilizing voltage, and a third pin of the voltage stabilizing chip U1 is grounded; one end of the first capacitor C1 is connected with a first pin of the voltage stabilizing chip U1, and the other end of the first capacitor C1 is grounded; one end of the second capacitor C2 is connected to the second pin of the voltage stabilizing chip U1, and the other end of the second capacitor C2 is grounded.
In the second voltage stabilizing module, after the 15V voltage input into the voltage stabilizing chip U1 is stabilized by the voltage stabilizing chip U1, the 15V voltage can be output from the second pin of the voltage stabilizing chip U1 by a second stabilized voltage of 5V, so as to provide a stabilized voltage for a subsequent circuit.
In this embodiment, by arranging the first voltage stabilizing module and the second voltage stabilizing module in the wide input safety voltage stabilizing circuit, the input voltage of the power input circuit can be stabilized to the first stable voltage and the second stable voltage, and then the first stable voltage and the second stable voltage which are stabilized are applied to the high-energy detonation system, and the first stable voltage and the second stable voltage which are input to the high-energy detonation system are always in the safety range, so that the stability of the input voltage of the high-energy detonation system is improved, and the safety performance of the high-energy detonation system is guaranteed.
Example 2
Referring to fig. 1, this embodiment provides a high-energy initiation system, where the high-energy initiation system is used to initiate an explosive bridge wire detonator, the high-energy initiation system includes the wide-input safe voltage stabilizing circuit according to the first aspect, and the system further includes a voltage boost circuit, a control circuit, a high-voltage doubling circuit, and an energy storage initiation circuit; the safe voltage stabilizing circuit is used for providing a first stable voltage for the booster circuit and a second stable voltage for the control circuit; the boosting circuit and the high-voltage doubling circuit are used for boosting the voltage input into the detonating system, the control circuit is used for controlling the boosting circuit to boost the voltage, and the energy storage detonating circuit is used for storing energy to detonate an explosion bridge wire detonator.
When the wide-input safety voltage stabilizing circuit works, the 15V voltage and the 5V voltage output by the wide-input safety voltage stabilizing circuit can excite the booster circuit and the control circuit to work, so that the booster circuit and the control circuit are in a starting state, the voltage input by the wide-input safety voltage stabilizing circuit is stabilized, the output voltage of the wide-input safety voltage stabilizing circuit is always in a safe range, the 5V voltage and the 15V voltage can be reliably and stably output, the control circuit and the booster drive circuit are supplied to work, and the system is ensured to be always in a standby state.
In the high-energy detonating system, the booster circuit is used for boosting the voltage input into the booster circuit, the voltage input from the single-core cable core can be boosted to 2000V from 160V-250V under the action of the booster circuit, and then is boosted to 6000V through the high-voltage multiplying circuit, and a high-voltage energy storage capacitor is arranged in the energy storage detonating circuit, 6000V high voltage can charge the high-voltage energy storage capacitor, and when the bridge wire detonator is detonated, the high-voltage energy storage capacitor can release the detonating voltage, so that the bridge wire detonator is detonated in a very short time.
The system further comprises a second resistor R2 and a third resistor R3, wherein one end of the second resistor R2; the other end of the second resistor R2 is connected to one end of the third resistor R3 and serves as a second power output terminal of the power supply, and the other end of the third resistor R3 is grounded.
In the high-energy priming system, the second resistor R2 and the third resistor R3 function as voltage division.
The first power input end of the booster circuit is connected with the first power output end of the power supply, the first control power input end of the booster circuit is connected with the power output end of the first voltage stabilizing module, the second control power input end of the booster circuit is connected with the control power output end of the control circuit, and the booster circuit responds to the control power input by the first control power input end and the second control power input end to boost.
A first control power supply input end of the control circuit is connected with a second power supply output end of the power supply, and a second control power supply input end of the control circuit is connected with a power supply output end of the second voltage stabilizing module; the control circuit responds to the rising of the input power of the first control power input end to output control power through the control power output end of the control circuit.
In one embodiment, the input voltage of the single-core cable core is input into the control circuit after being subjected to voltage division by R2 and R3, at the moment, the control circuit monitors the input voltage of the single-core cable in real time, when the input voltage is 160-250V, the control circuit outputs a control signal, the booster circuit boosts the output voltage of the booster circuit based on the control signal of the control circuit, and the output voltage of the booster circuit is multiplied to 5000-7000V through the high-voltage multiplying circuit.
The high-voltage doubling circuit outputs voltage to the energy storage detonation circuit, the energy storage detonation circuit rectifies 5000-7000V alternating-current voltage and charges a high-voltage energy storage capacitor arranged in the energy storage detonation circuit, the voltage of the high-voltage energy storage capacitor is gradually increased along with charging, when the voltage in the high-voltage energy storage capacitor is greater than 5000V, a discharge switch in the high-voltage energy storage circuit is triggered, the high-voltage energy storage circuit can output the energy in the energy storage capacitor within 200ns instantaneously, and discharge current greater than 2000A is provided, so that an explosion bridge wire detonator is excited.
In the embodiment, the wide-input safe voltage stabilizing circuit is arranged to provide stable working voltage for the booster circuit and the control circuit, so that the high-energy detonation system has the advantages of high safety, high reliability, instantaneous property, high anti-interference property and the like, and the circuit is small in size and low in cost.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A wide-input safe voltage stabilizing circuit is characterized in that the circuit comprises a power supply, a first voltage stabilizing module and a second voltage stabilizing module; the power supply is used for providing input voltage for the circuit, and the power supply input end of the first voltage stabilizing module is connected with the first power supply output end of the power supply and used for stabilizing the input voltage and outputting first stabilized voltage; and the power supply input end of the second voltage stabilizing module is connected with the power supply output end of the first voltage stabilizing module and is used for stabilizing the first stable voltage to a second stable voltage and outputting the second stable voltage.
2. The wide input secure voltage regulator circuit of claim 1, wherein: the first voltage stabilizing module comprises a diode D1, a field effect transistor Q1, a first resistor R1, a first voltage stabilizing diode Z1 and a second voltage stabilizing diode Z2; the anode of the diode D1 is used as a power input end of the circuit and connected with a first power output end of the power supply, the cathode of the diode D1 is connected with the drain of the field effect transistor Q1, the gate of the field effect transistor Q1 is connected with the cathode of the second zener diode Z2, and the anode of the second zener diode Z2 is grounded; the source electrode of the field effect transistor Q1 is connected with the cathode of the first voltage-stabilizing diode Z1, and the anode of the first voltage-stabilizing diode Z1 is grounded; one end of the first resistor R1 is connected with the drain electrode of the field effect transistor Q1, and the other end of the first resistor R1 is connected with the source electrode of the field effect transistor Q1; and the source electrode of the field effect transistor Q1 is used as the power output end of the first voltage stabilizing module and used for outputting a first stable voltage.
3. The wide input secure voltage regulator circuit of claim 2, wherein: the second voltage stabilization module comprises a voltage stabilization chip U1, a first capacitor C1 and a second capacitor C2; a first pin of the voltage stabilizing chip U1 is used as a power input end of the second voltage stabilizing module and connected to the source electrode of the field effect transistor Q1, a second pin of the voltage stabilizing chip U1 is used as a power output end of the second voltage stabilizing module and used for outputting a second stabilizing voltage, and a third pin of the voltage stabilizing chip U1 is grounded; one end of the first capacitor C1 is connected with a first pin of the voltage stabilizing chip U1, and the other end of the first capacitor C1 is grounded; one end of the second capacitor C2 is connected to the second pin of the voltage stabilizing chip U1, and the other end of the second capacitor C2 is grounded.
4. A high-energy initiation system, which is used for initiating an explosive bridge wire detonator, and is characterized in that: the high-energy detonating system comprises the wide-input safe voltage stabilizing circuit as claimed in claims 1-3, and further comprises a booster circuit, a control circuit, a high-voltage doubling circuit and an energy storage detonating circuit; the safety voltage stabilizing circuit is used for providing a first stable voltage for the booster circuit and providing a second stable voltage for the control circuit; the control circuit is used for controlling the boosting circuit to boost voltage, and the energy storage detonating circuit is used for storing energy to detonate an explosion bridge wire detonator.
5. The high energy detonating system of claim 4, wherein: the system further comprises a second resistor R2 and a third resistor R3, wherein one end of the second resistor R2; the other end of the second resistor R2 is connected to one end of the third resistor R3 and serves as a second power output terminal of the power supply, and the other end of the third resistor R3 is grounded.
6. A high energy detonating system according to claim 5 characterized in that: the first power input end of the booster circuit is connected with the first power output end of the power supply, the first control power input end of the booster circuit is connected with the power output end of the first voltage stabilizing module, the second control power input end of the booster circuit is connected with the control power output end of the control circuit, and the booster circuit responds to the control power input by the first control power input end and the second control power input end to boost.
7. The high energy detonating system of claim 6, wherein: a first control power supply input end of the control circuit is connected with a second power supply output end of the power supply, and a second control power supply input end of the control circuit is connected with a power supply output end of the second voltage stabilizing module; the control circuit responds to the rise of the input power of the first control power supply input end to output control power supply through the control power supply output end of the control circuit.
CN202210761293.XA 2022-06-30 2022-06-30 Wide-input safe voltage stabilizing circuit and high-energy detonation system Pending CN115313858A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210761293.XA CN115313858A (en) 2022-06-30 2022-06-30 Wide-input safe voltage stabilizing circuit and high-energy detonation system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210761293.XA CN115313858A (en) 2022-06-30 2022-06-30 Wide-input safe voltage stabilizing circuit and high-energy detonation system

Publications (1)

Publication Number Publication Date
CN115313858A true CN115313858A (en) 2022-11-08

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