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CN112235892A - Multifunctional pulse xenon lamp power supply based on PLC control - Google Patents

Multifunctional pulse xenon lamp power supply based on PLC control Download PDF

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Publication number
CN112235892A
CN112235892A CN202011030607.6A CN202011030607A CN112235892A CN 112235892 A CN112235892 A CN 112235892A CN 202011030607 A CN202011030607 A CN 202011030607A CN 112235892 A CN112235892 A CN 112235892A
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China
Prior art keywords
circuit
pulse
xenon lamp
power supply
capacitor
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CN202011030607.6A
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Chinese (zh)
Inventor
邵若燕
吴睿骅
刘建军
李海兵
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Shanghai Institute of Optics and Fine Mechanics of CAS
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Shanghai Institute of Optics and Fine Mechanics of CAS
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Priority to CN202011030607.6A priority Critical patent/CN112235892A/en
Publication of CN112235892A publication Critical patent/CN112235892A/en
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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/30—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from AC mains by converters
    • H02J7/04—Regulation of charging current or voltage
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34—Parallel operation in networks using both storage and other DC sources, e.g. providing buffering
    • H02J7/345—Parallel operation in networks using both storage and other DC sources, e.g. providing buffering using capacitors as storage or buffering devices
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/36—Controlling
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J2207/50—Charging of capacitors, supercapacitors, ultra-capacitors or double layer capacitors

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)

Abstract

一种基于PLC控制的多功能脉冲氙灯电源，它由充电电路、控制电路和触发电路组成。利用可编程逻辑控制器完成电路快速充电，及不同工作模式之间的相互转换。通过触摸屏的操作，能方便的设置所需的工作参数和选择所需的工作模式，有效的解决了现有脉冲氙灯电源工作模式单一、电源体积大的问题。

Figure 202011030607

A multifunctional pulse xenon lamp power supply based on PLC control consists of a charging circuit, a control circuit and a trigger circuit. The programmable logic controller is used to complete the fast charging of the circuit and the mutual conversion between different working modes. Through the operation of the touch screen, the required working parameters can be conveniently set and the required working mode can be selected, which effectively solves the problems of single working mode and large power supply of the existing pulsed xenon lamp power supply.

Figure 202011030607

Description

Multifunctional pulse xenon lamp power supply based on PLC control
Technical Field
The invention relates to a multifunctional pulse xenon lamp power supply based on PLC control, and belongs to the technical field of pulse power.
Background
A pulsed xenon lamp is a device that converts the energy stored on a capacitor into radiant energy by a pulsed discharge, which is discharged as a gas discharge through a xenon lamp load in a very short time.
At present, the common working modes of the pulse xenon lamp are various, the working modes are also commonly used in a pulse power supply system, the existing power supply technology has the problems that the working modes of the xenon lamp are single, the working modes of the pulse xenon lamp cannot be integrated into a whole, the pulse xenon lamp is convenient to apply, and the switching operation between the xenon lamp and the pulse xenon lamp is carried out according to the actual working requirements of the xenon lamp.
With the rapid development of the single chip microcomputer technology in the years, the pulse xenon lamp power supply selects the single chip microcomputer as a main control chip and is added with a peripheral circuit to realize the triggering and control of the pulse xenon lamp. When the pulse xenon lamp works in a high-voltage state, a high-frequency high-voltage pulse trigger signal of about dozens of Kv needs to be loaded on the pulse xenon lamp for the reliable breakdown of the pulse xenon lamp, which puts higher requirements on the overall design of a circuit, and currently, the free space radiation and the high-frequency high-voltage pulse signal of the circuit are the main factors which are not negligible in a single chip microcomputer design system.
Disclosure of Invention
The invention aims to switch different working modes according to the discharge characteristics of a pulse xenon lamp. A multifunctional pulse xenon lamp power supply based on PLC control is adopted.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the multifunctional pulse xenon lamp power supply based on PLC control is characterized by comprising a charger, wherein the charger controls a programmable logic controller through an output signal, the charger is connected with an energy storage capacitor, the energy storage capacitor is connected with a continuous preionization circuit and a switching circuit, the continuous preionization circuit is connected with a discharge circuit and a pulse xenon lamp, and a rectification circuit is connected with an internal trigger circuit.
The programmable logic controller is also connected with a trigger signal circuit and a human-computer interface.
The internal trigger circuit is connected with the pulse xenon lamp and the trigger signal.
The transformation ratio of a pulse transformer in the internal trigger circuit is 1: 30.
the programmable logic controller is of a type Siemens S7-200 smart.
The pulse trigger circuit comprises a pulse transformer T1, a transformer T1 secondary is connected with a diode D1 and a diode D2, a transformer T1 primary is connected with a capacitor C1, a capacitor C1 is connected with a +12V power supply and the anode of a controlled silicon Q3, the cathode of the controlled silicon Q3 is grounded, the control electrode of the controlled silicon Q3 is connected with the emitter of a triode Q2, the emitter of the triode Q2 is connected with a resistor R2, the base of the triode Q2 is connected with the emitter of the triode Q1 and one end of a resistor R1, the other end of the controlled silicon Q1 is grounded, the base of the triode Q1 and the collector of a triode Q2 are connected with the +12V power supply, and the base of a triode Q1 is connected with a.
The internal trigger circuit comprises an ignition pulse transformer T2, wherein the primary end of the transformer T2 is grounded, the other primary end of the transformer T2 is connected with one end of a pulse xenon lamp electrode, the other end of the pulse xenon lamp is connected with a high-voltage signal, the secondary end of the ignition pulse transformer T2 is connected with a capacitor C2, the other end of the ignition pulse transformer T2 is grounded, the other end of the capacitor C2 is connected with the anodes of a normally open contact K1 and a thyristor Q4, the other end of the normally open contact K1 is grounded, the cathode of the thyristor Q4 is grounded, and the control electrode is connected with an external trigger signal.
To sum up, the following steps: due to the adoption of the technical scheme, the invention has the following effects:
compared with a single-function pulse xenon lamp power supply, the multi-function xenon lamp power supply based on PLC control has the advantages of high charging speed, and stable and reliable power supply operation; the power supply is small in size, few in operation buttons and strong in function, and can meet the requirements of different testing performances of the xenon lamp.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a circuit block diagram of a multifunctional pulse xenon lamp based on PLC control provided by the invention.
Fig. 2 is a diagram of a pulse trigger circuit according to the present invention.
Fig. 3 is a diagram of the internal trigger circuit of the present invention.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. But should not be taken as limiting the scope of the invention.
The multifunctional pulse xenon lamp power supply based on PLC control as shown in FIG. 1 comprises a charger, wherein the charger is connected with a programmable logic controller through an output signal. The charger is connected with the energy storage capacitor; the capacitor is connected with the continuous preionization circuit and the switching circuit, and the continuous preionization circuit is connected with the discharge circuit and the pulse xenon lamp; the rectifying circuit is connected with the internal trigger circuit. The programmable logic controller is connected with the human-computer interface and the trigger pulse circuit.
In the embodiment, the programmable logic controller is connected with the touch screen, so that the touch screen is more convenient to operate and monitors the running state of the power supply in real time.
In the embodiment, the pulse xenon lamp is connected with the external trigger circuit and the internal trigger circuit, the pulse xenon lamp is a straight tube lamp, and pulse xenon lamps with different specifications can also be adopted.
In an embodiment, the energy storage capacitance parameter may be adjusted according to a use condition.
Continuous pre-ionization mode: the electric energy of commercial power is used for rapidly charging the energy storage capacitor through the charger, a continuous preionization working mode is selected on the touch screen, the high-voltage start-up charger on the touch screen is pressed to output a signal to the programmable logic controller, the switching circuit works, at the moment, the energy storage capacitor passes through the continuous preionization circuit to one end of the pulse xenon lamp, and the pulse xenon lamp is continuously conducted;
and (3) trigger signal detection: before the xenon lamp discharges, in order to ensure that the xenon lamp can normally discharge, a high-frequency high-voltage pulse signal is loaded at the xenon lamp, and meanwhile, gas in the xenon lamp can be punctured. The 'high-voltage start' of the touch screen is pressed, when the 'start' on the touch screen is pressed, a discharge channel is formed in the pulse xenon lamp, the pulse trigger signal is loaded at the lamp tube, the xenon lamp is broken down, and preparation is made for main discharge of the xenon lamp.
Internal trigger and repetition frequency mode of operation: when an 'internal trigger working' mode is selected on the touch screen, a working voltage value is set at the same time, an output signal of a 'high-voltage start' charger on the touch screen is pressed and fed back to the programmable logic controller, the switching circuit works and is applied to one end of a pulse xenon lamp electrode through an energy storage capacitor, simultaneously, electric energy of commercial power charges a capacitor in the internal trigger circuit through a rectifying circuit, when the 'manual trigger' on the touch screen is pressed, the capacitor in the internal trigger circuit discharges at the primary side of an ignition pulse transformer, a secondary end of the ignition pulse transformer generates a dozens of KV high-frequency high-voltage pulse signal, the xenon lamp discharges instantly, and one-time manual trigger is completed. In the internal trigger mode, the repetition frequency is set in the touch screen, a 'start' button in the touch screen is pressed, and at the moment, the xenon lamp works according to the set frequency. After the work is finished, the built-in bleeder circuit can automatically release the residual electric energy on the energy storage capacitor.
The power supply can integrate continuous pre-ionization, manual triggering, repetition frequency and pulse signal detection functions on one power supply, different working modes can meet the test requirements of different pulse xenon lamps, the operation is convenient, the performance of the power supply is safe and reliable, the power supply can stably run, the power supply can reliably run for thousands of times, and no fault exists.

Claims (3)

1.一种基于PLC控制的多功能脉冲氙灯电源，其特征在于，包括充电机、可编程逻辑控制器、储能电容、连续预电离电路、切换电路、内触发电路、触发脉冲电路、触摸屏、整流电路；1. a multifunctional pulsed xenon lamp power supply based on PLC control is characterized in that, comprising charger, programmable logic controller, energy storage capacitor, continuous pre-ionization circuit, switching circuit, internal trigger circuit, trigger pulse circuit, touch screen, rectifier circuit; 所述的充电机与储能电容连接，所述的储能电容连接连续预电离电路和切换电路，所述的连续预电离电路连接泄放电路和脉冲氙灯，该与内触发电路连接；The charger is connected with an energy storage capacitor, the energy storage capacitor is connected with a continuous pre-ionization circuit and a switching circuit, and the continuous pre-ionization circuit is connected with a discharge circuit and a pulse xenon lamp, which is connected with an internal trigger circuit; 所述充电机与所述的可编程逻辑控制器连接，该可编程逻辑控制器分别控制触发脉冲电路和触摸屏，该触发脉冲电路输出控制信号至内触发电路，所述的整流电路连接内触发电路。The charger is connected to the programmable logic controller, the programmable logic controller controls the trigger pulse circuit and the touch screen respectively, the trigger pulse circuit outputs a control signal to the internal trigger circuit, and the rectifier circuit is connected to the internal trigger circuit . 2.如权利要求1所述的PLC控制的多功能脉冲氙灯电源，其特征在于，所述的脉冲触发电路包括脉冲变压器T1，二极管D1、二极管D2、电容C1、三极管Q1、三极管Q2和可控硅Q3；2. The multifunctional pulsed xenon lamp power supply controlled by PLC as claimed in claim 1, wherein the pulse trigger circuit comprises a pulse transformer T1, a diode D1, a diode D2, a capacitor C1, a triode Q1, a triode Q2 and a controllable silicon Q3; 所述的脉冲变压器T1次级连接二极管D1和二极管D2，脉冲变压器T1初级连接电容C1，所述的电容C1分别连接+12V电源和可控硅Q3的阳极，所述的可控硅Q3阴极接地，可控硅Q3的控制极接三极管Q2的发射极，所述的三极管Q2的发射极连接电阻R2，三极管Q2的基极连接三极管Q1的发射极和电阻R1一端，电阻R1另一端接地，所述的三极管Q1的基极和三极管Q2的集电极接+12V电源，所述三极管Q1的基极接脉冲信号。The secondary of the pulse transformer T1 is connected to the diode D1 and the diode D2, the primary of the pulse transformer T1 is connected to the capacitor C1, the capacitor C1 is respectively connected to the +12V power supply and the anode of the thyristor Q3, and the cathode of the thyristor Q3 is grounded , the control electrode of the thyristor Q3 is connected to the emitter of the transistor Q2, the emitter of the transistor Q2 is connected to the resistor R2, the base electrode of the transistor Q2 is connected to the emitter of the transistor Q1 and one end of the resistor R1, and the other end of the resistor R1 is grounded, so The base of the triode Q1 and the collector of the triode Q2 are connected to the +12V power supply, and the base of the triode Q1 is connected to the pulse signal. 3.如权利要求1所述的PLC控制的多功能脉冲氙灯电源，其特征在于，所述的所述内触发电路包括点火脉冲变压器T2、电容C2、常开触点K1和可控硅Q4；所述的点火脉冲变压器T2初级一端接地，另一端接脉冲氙灯电极一端，该脉冲氙灯另一端接高电压信号，所述的点火脉冲变压器T2的次级一端接电容C2，另一端接地，所述的电容C2另一端连接常开触点K1和可控硅Q4的阳极，所述的常开触点K1另一端接地，所述的可控硅Q4的阴极接地，控制极接外部触发信号。3. The multifunctional pulsed xenon lamp power supply controlled by PLC as claimed in claim 1, wherein said internal trigger circuit comprises ignition pulse transformer T2, capacitor C2, normally open contact K1 and thyristor Q4; The primary end of the ignition pulse transformer T2 is grounded, the other end is connected to one end of the pulse xenon lamp electrode, the other end of the pulse xenon lamp is connected to a high voltage signal, the secondary end of the ignition pulse transformer T2 is connected to the capacitor C2, and the other end is grounded. The other end of the capacitor C2 is connected to the normally open contact K1 and the anode of the thyristor Q4, the other end of the normally open contact K1 is grounded, the cathode of the thyristor Q4 is grounded, and the control electrode is connected to an external trigger signal.
CN202011030607.6A 2020-09-27 2020-09-27 Multifunctional pulse xenon lamp power supply based on PLC control Withdrawn CN112235892A (en)

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Publication number Priority date Publication date Assignee Title
CN2060561U (en) * 1989-12-30 1990-08-15 天津大学 Multiple times exposure photographic illuminant for determing sperm function
CN2632987Y (en) * 2003-06-27 2004-08-11 樊贤信 Electronic ballast of high-voltage sodium lamp
CN102685998A (en) * 2012-05-04 2012-09-19 天津大学 Pulse xenon lamp controller
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CN104124744A (en) * 2014-08-20 2014-10-29 高玉琴 Electric bicycle charger
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CN209731105U (en) * 2019-05-31 2019-12-03 西安机电研究所 A kind of inversion control device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2060561U (en) * 1989-12-30 1990-08-15 天津大学 Multiple times exposure photographic illuminant for determing sperm function
CN2632987Y (en) * 2003-06-27 2004-08-11 樊贤信 Electronic ballast of high-voltage sodium lamp
CN102685998A (en) * 2012-05-04 2012-09-19 天津大学 Pulse xenon lamp controller
CN202794915U (en) * 2012-05-31 2013-03-13 苏州路之遥科技股份有限公司 Isolation-type zero standby power consumption circuit
CN104124744A (en) * 2014-08-20 2014-10-29 高玉琴 Electric bicycle charger
CN104244545A (en) * 2014-09-15 2014-12-24 中国科学院上海光学精密机械研究所 Triggering pre-burning device with xenon lamp
CN209731105U (en) * 2019-05-31 2019-12-03 西安机电研究所 A kind of inversion control device

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