CN105932973A - Control protection circuit of solid state microwave power amplifier - Google Patents
Control protection circuit of solid state microwave power amplifier Download PDFInfo
- Publication number
- CN105932973A CN105932973A CN201610233996.XA CN201610233996A CN105932973A CN 105932973 A CN105932973 A CN 105932973A CN 201610233996 A CN201610233996 A CN 201610233996A CN 105932973 A CN105932973 A CN 105932973A
- Authority
- CN
- China
- Prior art keywords
- unit
- solid state
- detector unit
- power amplifier
- state microwave
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/52—Circuit arrangements for protecting such amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Abstract
The invention discloses a control protection circuit of a solid state microwave power amplifier. The control protection circuit comprises a circuit board, wherein one side of the circuit board is provided with an input interface, the other side is provided with an output interface, the circuit board is provided with a protection unit; one side, away from the input interface, of the protection unit is provided with a current sensor and a voltage sensor successively; an over-current detection unit and an over-voltage detection unit are installed right above the current sensor and the voltage sensor respectively; a control unit is installed under the current sensor and the voltage sensor, wherein two sides of the control unit are provided with an output power detection unit and an input power detection unit respectively, and the control unit is connected with the output power detection unit, the protection unit, the input power detection unit, the over-current detection unit and the over-voltage detection unit. The control protection circuit provides protection and control for solid state microwave power amplifiers; the control protection circuit has simple structure, easy usage, and low cost.
Description
Technical field
The present invention relates to power amplifier techniques field, particularly relate to the control protection of a kind of solid state microwave power amplifier
Circuit.
Background technology
Microwave power amplifier is the equipment for being amplified microwave signal, and along with the progress of science and technology, people are to micro-
The demand of Power Amplifier is increasing, therefore, arises at the historic moment for controlling the circuit of protection microwave power amplifier.
Control protection electric circuit is the circuit for microwave power amplifier is controlled protection, and existing control is protected
The current/voltage of input microwave power amplifier can only be detected by circuit mostly, thus protects it, but can not
The input power of detection microwave power amplifier and output, it is judged that its internal operation conditions.
Summary of the invention
The invention aims to solve shortcoming present in prior art, and a kind of solid state microwave power proposed is put
The control protection electric circuit of big device.
To achieve these goals, present invention employs following technical scheme:
The control protection electric circuit of a kind of solid state microwave power amplifier, including circuit board, the side of described circuit board is provided with input
Interface, and the opposite side of circuit board is provided with output interface, described circuit board is provided with protected location, and protected location is away from input
The side of interface is sequentially provided with current sensor and voltage sensor, and the surface of described current sensor and voltage sensor is divided
It is not provided with over-current detection unit and overvoltage detector unit, and is provided with control unit below current sensor and voltage sensor, institute
That states control unit is respectively provided on two sides with output detector unit and input power detector unit, and control unit is respectively with defeated
Go out power detecting unit, protected location, input power detector unit, over-current detection unit and overvoltage detector unit to connect, described
Input interface, protected location, current sensor, voltage sensor and output interface are sequentially connected with, and current sensor flows with crossing
Detector unit connects, and described voltage sensor is connected with overvoltage detector unit, described output interface and input power detector unit
Connect.
Preferably, described output detector unit, current sensor, voltage sensor, control unit, input power inspection
Survey unit, over-current detection unit and overvoltage detector unit to be respectively positioned on circuit board.
Preferably, described protected location is positioned at the circuit board side near input interface, and input power detector unit position
In circuit board near the side of output interface.
Preferably, described output interface is connected with the input of solid state microwave power amplifier, and output detection is single
Unit is connected with the outfan of solid state microwave power amplifier, and described control unit is amplified with solid state microwave power by output interface
Device connects.
In the present invention, the control protection electric circuit of this solid state microwave power amplifier passes through output detector unit and input
Power detecting unit can input power and output to solid state microwave power amplifier detect respectively, thus judges
Ruuning situation within solid state microwave power amplifier, by current sensor, voltage sensor, over-current detection unit and overvoltage
The current/voltage of input solid state microwave power amplifier can be detected by detector unit, it is to avoid it is micro-that over-voltage and over-current damages solid-state
Power Amplifier, can be controlled protection by control unit and protected location to solid state microwave power amplifier, this
Bright can offer solid state microwave power amplifier is protected, and can control it, simple in construction, easy to use, cost
Low.
Accompanying drawing explanation
Fig. 1 is the structural representation of the control protection electric circuit of a kind of solid state microwave power amplifier that the present invention proposes.
In figure: 1 circuit board, 2 input interfaces, 3 output interfaces, 4 output detector units, 5 protected locations, 6 electric currents pass
Sensor, 7 voltage sensors, 8 control units, 9 input power detector units, 10 over-current detection unit, 11 overvoltage detector units.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.
With reference to Fig. 1, the control protection electric circuit of a kind of solid state microwave power amplifier, including circuit board 1, the one of circuit board 1
Side is provided with input interface 2, and the opposite side of circuit board 1 is provided with output interface 3, and circuit board 1 is provided with protected location 5, and protection
Unit 5 is sequentially provided with current sensor 6 and voltage sensor 7, current sensor 6 and voltage biography away from the side of input interface 2
The surface of sensor 7 is respectively equipped with over-current detection unit 10 and overvoltage detector unit 11, and current sensor 6 and voltage sensor
Be provided with control unit 8 below 7, control unit 8 be respectively provided on two sides with output detector unit 4 and input power detector unit
9, and control unit 8 respectively with output detector unit 4, protected location 5, input power detector unit 9, over-current detection unit
10 and overvoltage detector unit 11 connect, input interface 2, protected location 5, current sensor 6, voltage sensor 7 and output interface 3
Being sequentially connected with, and current sensor 6 is connected with over-current detection unit 10, voltage sensor 7 is connected with overvoltage detector unit 11, defeated
Outgoing interface 3 is connected with input power detector unit 9, and the control protection electric circuit of this solid state microwave power amplifier passes through output
Detector unit 4 and input power detector unit 9 can input power and outputs to solid state microwave power amplifier respectively
Detect, thus judge the ruuning situation within solid state microwave power amplifier, by current sensor 6, voltage sensor
7, the current/voltage of input solid state microwave power amplifier can be examined by over-current detection unit 10 and overvoltage detector unit 11
Survey, it is to avoid over-voltage and over-current damages solid state microwave power amplifier, can be to solid state microwave by control unit 8 and protected location 5
Power amplifier is controlled protection, and the present invention can provide protection to solid state microwave power amplifier, and can carry out it
Control, simple in construction, easy to use, low cost.
In the present invention, output detector unit 4, current sensor 6, voltage sensor 7, control unit 8, input power
Detector unit 9, over-current detection unit 10 and overvoltage detector unit 11 are respectively positioned on circuit board 1, and protected location 5 is positioned at circuit board 1
Near the side of input interface 2, and input power detector unit 9 is positioned at the circuit board 1 side near output interface 3, and output connects
Mouthfuls 3 are connected with the input of solid state microwave power amplifier, and output detector unit 4 and solid state microwave power amplifier
Outfan connects, and control unit 8 is connected with solid state microwave power amplifier by output interface 3, and this solid state microwave power amplifies
The control protection electric circuit of device can be respectively to solid state microwave merit by output detector unit 4 and input power detector unit 9
Input power and the output of rate amplifier detect, thus judge the operation feelings within solid state microwave power amplifier
Condition, can be micro-to input solid-state by current sensor 6, voltage sensor 7, over-current detection unit 10 and overvoltage detector unit 11
The current/voltage of Power Amplifier detects, it is to avoid over-voltage and over-current damages solid state microwave power amplifier, single by controlling
Unit 8 and protected location 5 can be controlled protection to solid state microwave power amplifier, and solid state microwave power can be put by the present invention
Big device provides protection, and can control it, simple in construction, easy to use, low cost.
In the present invention, microwave signal is successively through input interface 2, protected location 5, current sensor 6, voltage sensor 7 and
Output interface 3 inputs the current/voltage number sensed to solid state microwave power amplifier, current sensor 6 and voltage sensor 7
Detecting according to through over-current detection unit 10 and overvoltage detector unit 11, output detector unit 4 and input power detector unit 9 are right
Input power and the output of solid state microwave power amplifier detect, detection data transmission to control unit 8, are occurring
Time abnormal, control unit 8 control and protection unit 5 provides protection for solid state microwave power amplifier, and control unit 8 is to solid-state simultaneously
Microwave power amplifier is controlled.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention is not limited thereto,
Any those familiar with the art in the technical scope that the invention discloses, according to technical scheme and
Inventive concept equivalent or change in addition, all should contain within protection scope of the present invention.
Claims (4)
1. a control protection electric circuit for solid state microwave power amplifier, including circuit board (1), it is characterised in that described circuit
The side of plate (1) is provided with input interface (2), and the opposite side of circuit board (1) is provided with output interface (3), on described circuit board (1)
It is provided with protected location (5), and protected location (5) is sequentially provided with current sensor (6) and voltage away from the side of input interface (2)
Sensor (7), the surface of described current sensor (6) and voltage sensor (7) be respectively equipped with over-current detection unit (10) and
Overvoltage detector unit (11), and current sensor (6) and voltage sensor (7) lower section be provided with control unit (8), described control single
Unit (8) is respectively provided on two sides with output detector unit (4) and input power detector unit (9), and control unit (8) is respectively
With output detector unit (4), protected location (5), input power detector unit (9), over-current detection unit (10) and overvoltage
Detector unit (11) connects, described input interface (2), protected location (5), current sensor (6), voltage sensor (7) and defeated
Outgoing interface (3) is sequentially connected with, and current sensor (6) is connected with over-current detection unit (10), described voltage sensor (7) and mistake
Pressure detector unit (11) connects, and described output interface (3) is connected with input power detector unit (9).
The control protection electric circuit of a kind of solid state microwave power amplifier the most according to claim 1, it is characterised in that described
Output detector unit (4), current sensor (6), voltage sensor (7), control unit (8), input power detector unit
(9), over-current detection unit (10) and overvoltage detector unit (11) are respectively positioned on circuit board (1).
The control protection electric circuit of a kind of solid state microwave power amplifier the most according to claim 1, it is characterised in that described
Protected location (5) is positioned at the circuit board (1) side near input interface (2), and input power detector unit (9) is positioned at circuit board
(1) near the side of output interface (3).
The control protection electric circuit of a kind of solid state microwave power amplifier the most according to claim 1, it is characterised in that described
Output interface (3) is connected with the input of solid state microwave power amplifier, and output detector unit (4) and solid state microwave merit
The outfan of rate amplifier connects, and described control unit (8) is connected with solid state microwave power amplifier by output interface (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610233996.XA CN105932973A (en) | 2016-04-16 | 2016-04-16 | Control protection circuit of solid state microwave power amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610233996.XA CN105932973A (en) | 2016-04-16 | 2016-04-16 | Control protection circuit of solid state microwave power amplifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105932973A true CN105932973A (en) | 2016-09-07 |
Family
ID=56838207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610233996.XA Pending CN105932973A (en) | 2016-04-16 | 2016-04-16 | Control protection circuit of solid state microwave power amplifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105932973A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107678339A (en) * | 2017-09-29 | 2018-02-09 | 安德信微波设备有限公司 | A kind of solid-state amplifier parallel connection overload protection control system and its control method |
| CN107729279A (en) * | 2017-10-16 | 2018-02-23 | 安德信微波设备有限公司 | A kind of serial ports directly controls the apparatus and method of solid-state amplifier |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1574535A (en) * | 2003-06-24 | 2005-02-02 | 日本电气株式会社 | Electronic device, and circuit and method for protecting the same |
| CN2865135Y (en) * | 2005-06-07 | 2007-01-31 | 陈兆良 | Short-circuit protection circuit for power amplifier output |
| CN102857177A (en) * | 2012-09-17 | 2013-01-02 | 西安天伟电子系统工程有限公司 | Control and protection circuit for solid-state microwave power amplifier |
| CN203645631U (en) * | 2014-01-11 | 2014-06-11 | 上海东洲罗顿通信股份有限公司 | Radio frequency module smart protecting device |
-
2016
- 2016-04-16 CN CN201610233996.XA patent/CN105932973A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1574535A (en) * | 2003-06-24 | 2005-02-02 | 日本电气株式会社 | Electronic device, and circuit and method for protecting the same |
| CN2865135Y (en) * | 2005-06-07 | 2007-01-31 | 陈兆良 | Short-circuit protection circuit for power amplifier output |
| CN102857177A (en) * | 2012-09-17 | 2013-01-02 | 西安天伟电子系统工程有限公司 | Control and protection circuit for solid-state microwave power amplifier |
| CN203645631U (en) * | 2014-01-11 | 2014-06-11 | 上海东洲罗顿通信股份有限公司 | Radio frequency module smart protecting device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107678339A (en) * | 2017-09-29 | 2018-02-09 | 安德信微波设备有限公司 | A kind of solid-state amplifier parallel connection overload protection control system and its control method |
| CN107729279A (en) * | 2017-10-16 | 2018-02-23 | 安德信微波设备有限公司 | A kind of serial ports directly controls the apparatus and method of solid-state amplifier |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2012012517A3 (en) | Sensing and control electronics for a power grid protection system | |
| AU2010342458A8 (en) | Monitoring a supporting and propulsion means of an elevator system | |
| WO2016081759A4 (en) | DETECTING GROUND ISOLATION FAULT IN ETHERNET PoDL SYSTEM | |
| WO2014056707A3 (en) | Differential current monitoring device with arc detection | |
| WO2009109760A3 (en) | Lightning detection | |
| CN104880640A (en) | DC traction power supply system frame electric leakage monitoring apparatus | |
| CN102761097A (en) | Direct current leakage protective circuit | |
| EP2781888A3 (en) | Device for detecting position of rotating working means in active magnetic bearing | |
| CN105932973A (en) | Control protection circuit of solid state microwave power amplifier | |
| CN202149937U (en) | Electric energy meter calibrating device and calibrating system | |
| CN202904290U (en) | Control and protection switch controller with temperature detection function | |
| CN207300297U (en) | A kind of weak current engineering intelligent detection equipment | |
| CN203479883U (en) | Reference voltage pull-type signal acquisition circuit of electrical fire monitoring detector | |
| CN106093675A (en) | A kind of arc photosensor and arc light processing method | |
| CN206818317U (en) | A kind of computer based high temperature warning system | |
| WO2014096820A3 (en) | Method and apparatus for controlling a turbogenerator system | |
| CN203800564U (en) | Multi-stage leakage protector | |
| CN204719166U (en) | DC traction power-supply system framework leakage monitoring device | |
| ATE487973T1 (en) | DETECTING AN OPERATING STATE OF A SYSTEM | |
| CN202548249U (en) | Electric leakage detection device for electric vehicle | |
| CN203178443U (en) | Device for detecting adhesion of three-phase vacuum switch contacts | |
| CN105655982A (en) | Frequency converter output current detection circuit and detection method thereof | |
| CN106289550A (en) | A kind of computer based high temperature warning system | |
| CN206894366U (en) | Inductive load detection circuit, reactance compensation device, power emitting unit and system | |
| CN203587696U (en) | On-line floating-roof storage tank equipotential resistance detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160907 |