Pulse xenon lamp power supply system

Abstract

The utility model relates to a pulse xenon lamp power supply system, which belongs to the technical field of high-voltage pulse power and comprises a xenon lamp, a control unit, a high-voltage charging and discharging unit, a high-voltage charging and discharging unit and a high-voltage charging and discharging unit. And the low-voltage unit is electrically connected with the control unit and the high-voltage charging and discharging unit, and is used for receiving the xenon lamp turn-on control instruction and absorbing the electric energy released by the high-voltage charging and discharging unit based on the xenon lamp turn-off control instruction. According to the utility model, the control unit, the low-voltage unit and the high-voltage charging and discharging unit are integrated in one system, so that the structure of the pulse xenon lamp power supply system is more concentrated.

Description

TECHNICAL FIELD

[0001] The utility model relates to high pressure pulse power technical field especially relates to a pulse xenon lamp power system. BACKGROUND

[0002] The pulse xenon lamp experiment platform is the experiment mode commonly used in the laser system at present, it is the discharge element of electric energy conversion into light energy, also is the key device in the laser system, the test of the original 20KJ pulse circuit is realized through the external test circuit, and the experiment platform lacks the integrity and systematicness, and the integral device is relatively scattered. UTILITY MODEL CONTENT

[0003] Therefore, it is necessary to provide a pulse xenon lamp power system to solve the technical problem of low integrity of the pulse xenon lamp experiment platform in the prior art.

[0004] In order to achieve the above-mentioned purpose, the utility model provides a pulse xenon lamp power system, including:

[0005] Xenon lamp;

[0006] Control unit for responding to external input trigger signal, generating xenon lamp bright control instruction or xenon lamp extinguishing control instruction based on trigger signal;

[0007] High voltage charging and discharging unit, with control unit electric connection and xenon lamp electric connection, for receiving xenon lamp bright control instruction, releasing own electric energy based on xenon lamp bright control instruction and connecting xenon lamp;

[0008] Low voltage unit, with control unit and high voltage charging and discharging unit electric connection, for receiving xenon lamp extinguishing control instruction, absorbing the electric energy released by high voltage charging and discharging unit based on xenon lamp extinguishing control instruction.

[0009] Low voltage unit, with control unit electric connection, for receiving xenon lamp extinguishing control instruction, absorbing the electric energy released by high voltage charging and discharging unit based on xenon lamp extinguishing control instruction.

[0010] In a possible implementation manner, the low voltage unit includes: a charger;

[0011] The TX pin of the charger is electrically connected with the RX pin of the control unit, the TX pin of the charger is electrically connected with the RX pin of the control unit, and the positive output end and the reverse output end of the charger are electrically connected with the high voltage charging and discharging unit respectively.

[0012] In a possible implementation manner, the low voltage unit further includes: a energy release unit;

[0013] The energy release unit includes: an energy release relay and a first resistor.

[0014] One end of the first resistor is electrically connected with the high-voltage charging and discharging unit, and the other end of the first resistor is electrically connected with the energy relief relay;

[0015] The CRTL pin of the energy relief relay is electrically connected with the output end of the control unit, and the FB pin of the energy relief relay is electrically connected with the input end of the control unit.

[0016] In a possible implementation, the low-voltage unit further includes:

[0017] The CT coil is electrically connected with the control unit.

[0018] In a possible implementation, the high-voltage charging and discharging unit includes:

[0019] The INA pin of the high-frequency high-voltage transformer is electrically connected with the positive output end of the charger, and the INB pin of the high-frequency high-voltage transformer is electrically connected with the negative output end of the charger.

[0020] In a possible implementation, the high-voltage charging and discharging unit further includes a T-shaped loop.

[0021] The T-shaped loop includes a second resistor, a third resistor and a first diode.

[0022] One end of the second resistor is electrically connected with the positive HV pin of the high-frequency high-voltage transformer, and the other end of the second resistor is electrically connected with the third resistor and the first diode; the other end of the first diode is electrically connected with the negative HV pin of the high-frequency high-voltage transformer.

[0023] In a possible implementation, the high-voltage charging and discharging unit further includes:

[0024] The voltage divider has one end electrically connected with the third resistor, the other end electrically connected with the positive HV-FB pin of the charger, and a third end grounded.

[0025] In a possible implementation, the high-voltage charging and discharging unit further includes a pulse energy storage unit.

[0026] The pulse energy storage unit includes a first capacitor and a second capacitor.

[0027] The first capacitor and the second capacitor are connected in parallel.

[0028] The voltage divider is connected in parallel with the first capacitor.

[0029] The first resistor is electrically connected with the first capacitor and the second capacitor.

[0030] In a possible implementation, the high-voltage charging and discharging unit further includes:

[0031] The solid discharge switch is electrically connected with the first capacitor, the second capacitor and the first resistor.

[0032] In a possible implementation, the high-voltage charging and discharging unit further comprises:

[0033] The wave modulation inductor has one end electrically connected with the solid discharge switch and the other end electrically connected with the xenon lamp.

[0034] The utility model provides a kind of pulse xenon lamp power supply system, comprising: xenon lamp;Control unit, for responding external input trigger signal, based on trigger signal generation xenon lamp bright control instruction or xenon lamp extinguish control instruction;High-voltage charging and discharging unit, with control unit and xenon lamp electrically connected, for receiving xenon lamp bright control instruction, based on xenon lamp bright control instruction release own electric energy and connect xenon lamp;Low-voltage unit, with control unit and high-voltage charging and discharging unit electrically connected, for receiving xenon lamp extinguish control instruction, based on xenon lamp extinguish control instruction absorption high-voltage charging and discharging unit release electric energy.The utility model by with control unit, low-voltage unit and high-voltage charging and discharging unit integrated in a system, so that pulse xenon lamp power supply system structure is more concentrated, without needing to need again external other module. BRIEF DESCRIPTION OF DRAWINGS

[0035] Figure 1 It is the structural diagram of the utility model pulse xenon lamp power supply system;

[0036] Figure 2 It is the utility model pulse xenon lamp power supply circuit diagram. DETAILED DESCRIPTION

[0037] The preferred embodiments of the utility model are specifically described below in conjunction with the drawings, wherein the drawings constitute a part of the present application, and are used together with the embodiments of the utility model to explain the principles of the utility model, and are not used to limit the scope of the utility model.

[0038] Figure 1 It is the structural diagram of the utility model pulse xenon lamp 104 power supply system, comprising:

[0039] Xenon lamp 104;

[0040] Control unit 101, with control unit 101 electrically connected, for responding external input trigger signal, based on trigger signal generation xenon lamp 104 bright control instruction or xenon lamp 104 extinguish control instruction;

[0041] High-voltage charging and discharging unit 102, with control unit 103 and xenon lamp 104 electrically connected, for receiving xenon lamp 104 bright control instruction, based on xenon lamp 104 bright control instruction release own electric energy and connect xenon lamp 104;

[0042] The low-voltage unit 103 is electrically connected with the control unit 101 and the high-voltage charging and discharging unit 102, and is used for receiving the xenon lamp 104 extinguishing control instruction and absorbing the electric energy released by the high-voltage charging and discharging unit 102 based on the xenon lamp 104 extinguishing control instruction.

[0043] It can be understood that the utility model discloses a 20KJ pulse xenon lamp 104 power supply system, comprising: control unit 101, low-voltage unit 103, high-voltage charging and discharging unit 102 and xenon lamp 104, wherein, low-voltage unit 103 includes charger unit and energy release unit, and charger unit and energy release unit are all controlled by control unit 101,

[0044] The high-voltage charging and discharging unit 102 includes a transformer, a charging resonance circuit, an energy storage unit circuit and an inductive discharge circuit, wherein the charging resonance circuit includes a resonance inductor and a resonance capacitor, the energy storage unit circuit includes an energy storage capacitor and an energy release resistor element, and the inductive discharge circuit includes an inductor and a thyristor switch connected in series with each other.

[0045] It can be further understood that the control unit 101 is used for controlling the whole system and analyzing the discharge waveform acquisition module signal.

[0046] It should be noted that in the discharge loop system, the inductor has the function of adjusting the discharge current waveform, and in the test platform built before, multiple inductors are matched with each other, and the overall volume is large and the connection reliability is low.

[0047] In the pulse power supply, the selection of the switching device is also very important, which connects the energy storage device and the load, transmits the compressed pulse to the load, and the performance directly affects the amplitude and rise time of the output pulse. The original switch is realized by ignitron switch, and the ignitron switch has high trigger voltage and is easy to mis-trigger, which has uncontrollable factors and safety hazards.

[0048] Therefore, compared with the prior art, the utility model has the beneficial effects including:

[0049] 1. The high-power semiconductor thyristor switch is used to replace the ignitron switch, and the thyristor switch has the advantages of long service life, small size, high reliability and easy control;

[0050] 2. The integrated inductor is used, which has the advantages of small size, stable structure, stable electrical parameters and convenient system installation;

[0051] 3. The pulse energy storage unit and the energy release circuit are connected in parallel, when the energy storage capacitor is fully charged but the discharge switch is not normally turned on, the energy storage capacitor can release the stored energy through the energy release circuit, which has the advantages of safety and reliability.

[0052] In some embodiments of the utility model, low pressure unit 103, including:

[0053] Charger, TX pin of charger and RX pin of control unit 101 electric connection, TX pin of charger and RX pin of control unit 101 electric connection, the positive output end and the reverse output end of charger are electrically connected with high voltage charge-discharge unit 102 respectively.

[0054] It can be understood that the charger unit is used for charging the energy storage unit in the high-voltage charge-discharge circuit.

[0055] In some embodiments of the utility model, low pressure unit 103, still includes: energy release unit;

[0056] Energy release unit, including: energy release relay and first resistance;

[0057] One end of first resistance and high voltage charge-discharge unit 102 electric connection, the other end of first resistance and energy release relay electric connection;

[0058] Energy release relay's CRTL pin and control unit 101's output electric connection, energy release relay's FB pin and control unit 101's input electric connection.It can be understood that the energy release unit is composed of energy release switch and energy release resistance stack.

[0059] It can be further understood that the energy release resistance element is a plurality of high-power resistors connected in series to form an energy release resistance stack.

[0060] In some embodiments of the utility model, low pressure unit 103, still includes:

[0061] CT (Current Transformer, electric current transformer) coil, CT coil and control unit 101 electric connection.

[0062] It can be understood that the discharge waveform acquisition module (CT coil) is a Rogowski coil, and the discharge loop negative lead wire passes through the center of the CT coil, and the collected signal is transmitted out from the unique interface.

[0063] In some embodiments of the utility model, high voltage charge-discharge unit 102, including:

[0064] High-frequency high-voltage transformer, INA pin of high-frequency high-voltage transformer and positive output end of charger electric connection, INB pin of high-frequency high-voltage transformer and reverse output end of charger electric connection.

[0065] It can be understood that the utility model discloses a 20KJ pulse xenon lamp 104 power supply system, include: control unit 101, low pressure unit 103, high voltage charging and discharging unit 102 and xenon lamp 104, wherein, low pressure unit 103 includes charger unit and energy release unit, and charger unit and energy release unit are all controlled by control unit 101 in concentration,

[0066] High voltage charging and discharging unit 102 includes transformer, charging resonance circuit, energy storage unit circuit and inductive discharge circuit, wherein, charging resonance circuit includes resonance inductance and resonance capacitor, energy storage unit circuit includes energy storage capacitor and energy release resistance element, and inductive discharge circuit includes inductor and thyristor switch in series with each other.

[0067] In some embodiments of the utility model, high voltage charging and discharging unit 102 further includes:

[0068] T-shaped loop,

[0069] T-shaped loop includes second resistance, third resistance and first diode,

[0070] One end of second resistance is electrically connected with the positive HV pin of high-frequency high-voltage transformer, and the other end of second resistance is electrically connected with third resistance and first diode,

[0071] The other end of first diode is electrically connected with the reverse HV pin of high-frequency high-voltage transformer. It can be understood that the T-shaped loop is composed of high-voltage resistor and high-voltage silicon stack.

[0072] In some embodiments of the utility model, high voltage charging and discharging unit 102 further includes:

[0073] Voltage divider, one end of voltage divider is electrically connected with third resistance, and the other end of voltage divider is electrically connected with the positive HV-FB pin of charger, and the third end of voltage divider is grounded.

[0074] It can be understood that the utility model discloses a 20KJ pulse xenon lamp 104 power supply system, include: control unit 101, low pressure unit 103, high voltage charging and discharging unit 102 and xenon lamp 104, wherein, low pressure unit 103 includes charger unit and energy release unit, and charger unit and energy release unit are all controlled by control unit 101 in concentration,

[0075] High voltage charging and discharging unit 102 includes transformer, charging resonance circuit, energy storage unit circuit and inductive discharge circuit, wherein, charging resonance circuit includes resonance inductance and resonance capacitor, energy storage unit circuit includes energy storage capacitor and energy release resistance element, and inductive discharge circuit includes inductor and thyristor switch in series with each other.

[0076] In some embodiments of the utility model, the high-voltage charge-discharge unit 102 further comprises:

[0077] The pulse energy storage unit comprises a first capacitor and a second capacitor.

[0078] The pulse energy storage unit comprises a first capacitor and a second capacitor.

[0079] The first capacitor and the second capacitor are connected in parallel.

[0080] The voltage divider is connected in parallel with the first capacitor.

[0081] The first resistor is electrically connected with the first capacitor and the second capacitor.

[0082] In some embodiments of the utility model, the high-voltage charge-discharge unit 102 further comprises:

[0083] The solid discharge switch is electrically connected with the first capacitor, the second capacitor and the first resistor.

[0084] The discharge switch is a thyristor switch, which is a plurality of semiconductor thyristor single valves connected in series and has a 2 times voltage withstand margin.

[0085] In some embodiments of the utility model, the high-voltage charge-discharge unit 102 further comprises:

[0086] The wave modulation inductor is electrically connected with the solid discharge switch at one end, and is electrically connected with the xenon lamp 104 at the other end.

[0087] The inductor is an inductor-resistor integrated element, which is made of a metal with low resistivity.

[0088] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A pulsed xenon lamp power supply system, characterized by, The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system.

2. The pulsed xenon lamp power supply system of claim 1, wherein, The application relates to a xenon lamp control system.

3. The pulsed xenon lamp power supply system of claim 2, wherein, The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system.

4. The pulsed xenon lamp power supply system of claim 3, wherein, The application relates to a xenon lamp control system. The application relates to a xenon lamp control system.

5. The pulsed xenon lamp power supply system according to claim 1 or 2, characterized in that, The application relates to a xenon lamp control system. The application relates to a xenon lamp control system.

6. The pulsed xenon lamp power supply system of claim 5, wherein, The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system.

7. The pulsed xenon lamp power supply system of claim 6, wherein, The application relates to a xenon lamp control system. The application relates to a xenon lamp control system.

8. The pulsed xenon lamp power supply system according to claim 3 or 7, characterized in that, The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system.

9. The pulsed xenon lamp power supply system according to claim 1 or 8, characterized in that, The application relates to a xenon lamp control system. The application relates to a xenon lamp control system.

10. The pulsed xenon lamp power supply system of claim 9, wherein, The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. The application relates to a xenon lamp control system. 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