CN209896939U - High-reliability synchronous triggering system - Google Patents
High-reliability synchronous triggering system Download PDFInfo
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- CN209896939U CN209896939U CN201921055657.2U CN201921055657U CN209896939U CN 209896939 U CN209896939 U CN 209896939U CN 201921055657 U CN201921055657 U CN 201921055657U CN 209896939 U CN209896939 U CN 209896939U
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Abstract
The utility model discloses a high-reliability synchronous triggering system, which comprises a preceding stage triggering unit, a hundred KV high-voltage triggering unit and a direct-current charging power supply; the input end of the pre-stage trigger unit is connected with the input end of the starting signal, the output end of the pre-stage trigger unit is connected with the input end of the hundred KV high-voltage trigger unit, the hundred KV high-voltage trigger unit is connected with the four-stage shared cavity LTD, and the output end of the direct-current charging power supply is connected with the input end of the hundred KV high-voltage trigger unit. The utility model has the advantages of high reliability, low shake, fast forward position and high amplitude.
Description
Technical Field
The utility model relates to a high voltage power supply technical field, more specifically relates to a high reliability synchronization trigger system.
Background
The existing synchronous triggering system has the problems of low reliability, easy influence of jitter, low amplitude value and the like. Chinese patent application publication No. CN103744373A discloses a synchronous trigger controller, which includes: the system comprises a main control unit, a user interface and a trigger action mechanism; the main control unit is used for receiving an instruction of a user and sending a control signal to the trigger action mechanism according to user-defined setting; the user interface is used for interacting with a user, transmitting a user self-defining setting instruction to the main control unit and presenting related self-defining setting information to the user; the triggering mechanism adopts a specific signal mechanism to send a triggering control signal to a controlled machine connected with the triggering mechanism; the trigger signal mode supported by the synchronous trigger controller comprises the following steps: level/pulse triggering, short circuit triggering, mechanical triggering and mouse action triggering in an operating system; each channel of the trigger action mechanism can independently adjust and control the time delay, so that each controlled machine operates according to a specific response time sequence. However, the problems of low reliability, susceptibility to jitter, low amplitude value, etc. are still not solved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a high reliability synchronous trigger system, have advantages such as high reliability, low shake, fast forward position and high amplitude.
The purpose of the utility model is realized through the following technical scheme:
a high-reliability synchronous trigger system comprises a preceding-stage trigger unit, a hundred KV high-voltage trigger unit and a direct-current charging power supply; the input end of the pre-stage trigger unit is connected with the input end of a starting signal, the output end of the pre-stage trigger unit is connected with the input end of the hundred KV high-voltage trigger unit, the hundred KV high-voltage trigger unit is connected with the four-stage shared cavity LTD, and the output end of the direct-current charging power supply is connected with the input end of the hundred KV high-voltage trigger unit; the hundred KV high-voltage trigger unit comprises a plurality of resistors, a plurality of inductors, a plurality of switches and a plurality of switches; one end of the resistor R10 is connected with the output end of the direct current charging power supply, the other end of the resistor R10 is connected with one end of the inductor L1, one end of the inductor L1 is connected with one end of the capacitor C2, and the other end of the capacitor C2 is grounded; the other end of the inductor L1 is connected with one end of the discharge switch Sw, the other end of the discharge switch Sw is connected with one end of a resistor R11, the other end of a resistor R11 is connected with one end of an inductor L2, the other end of the inductor L2 is connected with one end of a capacitor C1, the other end of a capacitor C1 is connected with one end of a capacitor C2, one end of the capacitor C1 is connected with one end of a switch K, and the other end of the switch K is connected with one end of a load.
Furthermore, the starting signal end is connected with a control system.
Furthermore, the input end of the hundred KV high-voltage trigger unit is connected with the switch signal input end.
Further, the switch signal input end is connected with a gas circuit control system.
Further, the output end of the preceding stage trigger unit outputs 1 path of 6kv pulse signals.
Further, the output end of the hundred KV high-voltage trigger unit outputs 1 path of 140KV pulses.
The utility model has the advantages that:
(1) the utility model discloses a preceding stage trigger unit, hundred KV high-voltage trigger unit and DC charging source etc, DC charging source and preceding stage trigger unit, lay in a quick-witted case or rack concentratedly, hundred kV trigger unit is located an independent oil tank or SF6 insulating intracavity, each part is through high-voltage charging cable, coaxial cable links to each other, control system provides 20V enabling signal for preceding stage trigger unit, preceding stage trigger unit amplifies 20V synchronous pulse to 6kV trigger pulse, a pseudo spark switch for hundred kV high-voltage trigger unit triggers, adopt the electric capacity principle of discharging soon, electric capacity charges to 3kV, the switch uses 3 IGBT series connections, electric capacity end-to-end connection high-voltage coaxial cable, under the effect of 20V synchronous pulse, switch on the IGBT, can obtain 6 kV's pulse voltage under the terminal high resistance condition of cable. The hundred kV high-voltage trigger unit has the function of providing trigger pulses, and has great advantages in the aspect of through-current capacity by adopting a capacitance fast discharge circuit and a pseudo spark switch, so that the hundred kV trigger can have good loading capacity. The method has the advantages of high reliability, low jitter, fast leading edge, high amplitude and the like.
(2) The utility model discloses can reach following index:
a. negative polarity pulse with trigger voltage amplitude larger than 140kV (cable end);
b. the leading edge of the trigger pulse is less than 20ns, and the pulse width is greater than 50 ns;
c. the delay from the synchronous signal to the pulse output is less than 2 mus, and the jitter is less than 5 ns;
d. high reliability, and self-discharge probability less than 10-4Probability of non-triggering is less than 10-4；
e. The voltage and the air pressure can be set through the software of the upper computer, and the system is remotely controlled to synchronously trigger the system to discharge.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is the circuit structure diagram of the hundreds kV high voltage trigger unit of the utility model.
Detailed Description
The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description. Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Before describing the embodiments, some necessary terms need to be explained. For example:
if the terms "first," "second," etc. are used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. Thus, a "first" element discussed below could also be termed a "second" element without departing from the teachings of the present invention. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly connected" or "directly coupled" to another element, there are no intervening elements present.
The various terms appearing in this application are used for the purpose of describing particular embodiments only and are not intended as limitations on the invention, except where the context clearly dictates otherwise, the singular is intended to include the plural as well.
When the terms "comprises" and/or "comprising" are used in this specification, these terms are intended to specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence and/or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
As shown in fig. 1 and 2, a high-reliability synchronous triggering system includes a front-stage triggering unit, a hundred KV high-voltage triggering unit, and a dc charging power supply; the input end of the pre-stage trigger unit is connected with the input end of a starting signal, the output end of the pre-stage trigger unit is connected with the input end of the hundred KV high-voltage trigger unit, the hundred KV high-voltage trigger unit is connected with the four-stage shared cavity LTD, and the output end of the direct-current charging power supply is connected with the input end of the hundred KV high-voltage trigger unit; the hundred KV high-voltage trigger unit comprises a plurality of resistors, a plurality of inductors, a plurality of switches and a plurality of switches; one end of the resistor R10 is connected with the output end of the direct current charging power supply, the other end of the resistor R10 is connected with one end of the inductor L1, one end of the inductor L1 is connected with one end of the capacitor C2, and the other end of the capacitor C2 is grounded; the other end of the inductor L1 is connected with one end of the discharge switch Sw, the other end of the discharge switch Sw is connected with one end of a resistor R11, the other end of a resistor R11 is connected with one end of an inductor L2, the other end of the inductor L2 is connected with one end of a capacitor C1, the other end of a capacitor C1 is connected with one end of a capacitor C2, one end of the capacitor C1 is connected with one end of a switch K, and the other end of the switch K is connected with one end of a load.
Furthermore, the starting signal end is connected with a control system.
Furthermore, the input end of the hundred KV high-voltage trigger unit is connected with the switch signal input end.
Further, the switch signal input end is connected with a gas circuit control system.
Further, the output end of the preceding stage trigger unit outputs 1 path of 6kv pulse signals.
Further, the output end of the hundred KV high-voltage trigger unit outputs 1 path of 140KV pulses.
Example 1
As shown in fig. 1 and 2, a person skilled in the art can use the present invention as a high-reliability synchronous triggering system, which is provided with a preceding stage triggering unit, a hundred KV high voltage triggering unit and a dc charging power supply; the input end of the pre-stage trigger unit is connected with the input end of a starting signal, the output end of the pre-stage trigger unit is connected with the input end of the hundred KV high-voltage trigger unit, the hundred KV high-voltage trigger unit is connected with the four-stage shared cavity LTD, and the output end of the direct-current charging power supply is connected with the input end of the hundred KV high-voltage trigger unit; the hundred KV high-voltage trigger unit comprises a plurality of resistors, a plurality of inductors, a plurality of switches and a plurality of switches; one end of the resistor R10 is connected with the output end of the direct current charging power supply, the other end of the resistor R10 is connected with one end of the inductor L1, one end of the inductor L1 is connected with one end of the capacitor C2, and the other end of the capacitor C2 is grounded; the other end of the inductor L1 is connected with one end of the discharge switch Sw, the other end of the discharge switch Sw is connected with one end of a resistor R11, the other end of a resistor R11 is connected with one end of an inductor L2, the other end of the inductor L2 is connected with one end of a capacitor C1, the other end of a capacitor C1 is connected with one end of a capacitor C2, one end of the capacitor C1 is connected with one end of a switch K, and the other end of the switch K is connected with one end of a load.
In other technical features in this embodiment, those skilled in the art can flexibly select the technical features according to actual situations to meet different specific actual requirements. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the invention. In other instances, well-known components, structures or parts are not described in detail in order to avoid obscuring the present invention, and the technical scope of the present invention is defined by the claims.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are used in a generic sense as is understood by those skilled in the art. For example, the components may be fixedly connected, movably connected, integrally connected, or partially connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or connected inside two elements, and the like, and for those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations, that is, the expression of the language and the implementation of the actual technology can flexibly correspond, and the expression of the language (including the drawings) of the specification of the present invention does not constitute any single restrictive interpretation of the claims.
Modifications and variations may be made by those skilled in the art without departing from the spirit and scope of the invention, which should be limited only by the claims appended hereto. In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the invention. In other instances, well-known techniques, such as specific construction details, operating conditions, and other technical conditions, have not been described in detail in order to avoid obscuring the present invention.
Claims (6)
1. A high-reliability synchronous trigger system is characterized by comprising a preceding-stage trigger unit, a hundred KV high-voltage trigger unit and a direct-current charging power supply; the input end of the pre-stage trigger unit is connected with the input end of a starting signal, the output end of the pre-stage trigger unit is connected with the input end of the hundred KV high-voltage trigger unit, the hundred KV high-voltage trigger unit is connected with the four-stage shared cavity LTD, and the output end of the direct-current charging power supply is connected with the input end of the hundred KV high-voltage trigger unit; the hundred KV high-voltage trigger unit comprises a plurality of resistors, a plurality of inductors, a plurality of switches and a plurality of switches; one end of the resistor R10 is connected with the output end of the direct current charging power supply, the other end of the resistor R10 is connected with one end of the inductor L1, one end of the inductor L1 is connected with one end of the capacitor C2, and the other end of the capacitor C2 is grounded; the other end of the inductor L1 is connected with one end of the discharge switch Sw, the other end of the discharge switch Sw is connected with one end of a resistor R11, the other end of a resistor R11 is connected with one end of an inductor L2, the other end of the inductor L2 is connected with one end of a capacitor C1, the other end of a capacitor C1 is connected with one end of a capacitor C2, one end of the capacitor C1 is connected with one end of a switch K, and the other end of the switch K is connected with one end of a load.
2. The system according to claim 1, wherein a control system is connected to the start signal terminal.
3. The high-reliability synchronous triggering system according to claim 1, wherein the input end of the hundred KV high-voltage triggering unit is connected with a switch signal input end.
4. The high-reliability synchronous triggering system according to claim 3, wherein the switch signal input end is connected with a gas circuit control system.
5. The system according to claim 1, wherein the output terminal of the pre-stage trigger unit outputs 1-way 6kv pulse signal.
6. The high-reliability synchronous triggering system according to claim 1, wherein the output end of the hundred KV high-voltage triggering unit outputs 1 path of 140KV pulses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921055657.2U CN209896939U (en) | 2019-07-08 | 2019-07-08 | High-reliability synchronous triggering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921055657.2U CN209896939U (en) | 2019-07-08 | 2019-07-08 | High-reliability synchronous triggering system |
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| Publication Number | Publication Date |
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| CN209896939U true CN209896939U (en) | 2020-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921055657.2U Active CN209896939U (en) | 2019-07-08 | 2019-07-08 | High-reliability synchronous triggering system |
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