CN107462762A - A kind of integrated drive generator output end current conversion voltage telemeering circuit and its implementation - Google Patents
A kind of integrated drive generator output end current conversion voltage telemeering circuit and its implementation Download PDFInfo
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- CN107462762A CN107462762A CN201710798024.XA CN201710798024A CN107462762A CN 107462762 A CN107462762 A CN 107462762A CN 201710798024 A CN201710798024 A CN 201710798024A CN 107462762 A CN107462762 A CN 107462762A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0046—Arrangements for measuring currents or voltages or for indicating presence or sign thereof characterised by a specific application or detail not covered by any other subgroup of G01R19/00
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- Control Of Eletrric Generators (AREA)
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Abstract
The present invention relates to a kind of integrated drive generator output end current conversion voltage telemeering circuit and its implementation, the output end output integrated drive generator voltage of sampling unit, the voltage input end of sampling unit connects with the signal input part of voltage output end difference error amplifying unit；The signal output part of error amplifying unit is connected with the signal input part of comparison circuit unit；Reference voltage unit signal output part is connected with the signal input part of comparison circuit unit；The signal output part of comparison circuit unit is connected with the signal input part of mu balanced circuit unit.Each road remote measurement voltage and each road output voltage of combined switch electric power can be achieved linearly in the present invention, stability when convenient and thorough monitoring output voltage changes with load, and remote measurement voltage isolated by amplifier after export, ensure that combined switch electric power voltage will not be influenceed because the external factor such as testing or overshooting, improve circuit safety and adaptability.
Description
Technical field
The present invention relates to the timely implementation method of the circuit of supply voltage switch STABILITY MONITORING.
Background technology
Switching Power Supply and AC/DC, DC/DC converter are widely used in space flight, aviation, ship, weapons, electronics, communication, work
In the military-civil electronic system such as industry automation equipment.Power for convenience of to each several part subsystem, generally will not in some systems
Switch power module with output voltage is combined, and is formed a power supply with individual packages structure and is combined.For
The convenient stability for monitoring subsystem supply voltage at any time, system is usually required that by telemetric circuit design in power source combination, distant
Slowdown monitoring circuit most commonly realized output voltage by sampling resistor bleeder circuit, but to observe trickleer change,
And ensure that telemetric circuit external factor does not have an impact in itself to the output voltage of power supply, system can propose more complicated requirement,
Exported after being isolated such as remote measurement voltage by amplifier, and as output load current changes linear change, and provide maximum voltage stabilizing
Value and the condition such as maximum leakage current, at present the voltage telemeering circuit in the field can not yet reach above detection requirement.
The content of the invention
It is an object of the invention to provide a kind of integrated drive generator output end current to change voltage telemeering circuit, and it can be realized
Each road remote measurement voltage linearly, meets the more complicated technical requirements of system with supply voltage.
To achieve the above object, the technical scheme is that：
A kind of integrated drive generator output end current changes voltage telemeering circuit, including sampling unit, integrated drive generator voltage output end with
Sampling unit input connects, the output end output integrated drive generator voltage of sampling unit, the voltage input end of the sampling unit
Connected with the signal input part of voltage output end difference error amplifying unit；The signal output part of error amplifying unit with it is more electric
The signal input part connection of road unit；Reference voltage unit signal output part is connected with the signal input part of comparison circuit unit；
The signal output part of comparison circuit unit is connected with the signal input part of mu balanced circuit unit.
A kind of integrated drive generator output end current changes voltage telemeering circuit, described reference voltage unit and mu balanced circuit list
The other end that member is connected with comparison circuit unit is grounded.
A kind of integrated drive generator output end current changes voltage telemeering circuit, and described sampling unit is sampling resistor.
A kind of implementation method of integrated drive generator output end current conversion voltage telemeering circuit, comprises the following steps：
（1）Sampling unit is sampled to output voltage and is sent to error amplifying unit；
（2）Reference voltage unit will produce reference voltage of the high-precision reference voltage as error amplifying unit；
（3）Error amplifying unit by according to the change for the load current for flowing through sampling unit export high level or low level signal with
Reference voltage is compared by comparison circuit unit and produces an error amplification signal；
（4）When load current is less than preset value, comparison circuit unit exports low level as telemetered signal；Work as load
When electric current exceedes preset value, comparison circuit unit output high level is stable set in advance by mu balanced circuit unit
Magnitude of voltage is as telemetered signal.
A kind of implementation method of integrated drive generator output end current conversion voltage telemeering circuit, the error amplification signal is line
The error amplification signal of property.
By using above technical scheme, the beneficial effects of the invention are as follows：
Integrated drive generator output end current of the present invention conversion voltage telemeering circuit can Shi Ge roads remote measurement voltage and supply voltage into line
Sex ratio, stability when monitoring output voltage changes with load, and remote measurement voltage export after being isolated by amplifier, and guarantee will not
Supply voltage is influenceed because the external factor such as testing or overshooting.Circuit safety and adaptability are improved, to levy complete machine load system
Safety provides guarantee.
Brief description of the drawings
Accompanying drawing 1 is the theory diagram that the present invention implements integrated drive generator output end current conversion voltage telemeering circuit.
Embodiment
Referring to shown in accompanying drawing.Integrated drive generator output end current conversion voltage telemeering circuit of the present invention includes sampling unit 1, group
Close supply voltage output end to be connected with the input of sampling unit 1, the output end output integrated drive generator voltage of sampling unit 1, sampling
The voltage input end of unit 1 connects with the signal input part of voltage output end difference error amplifying unit 2；Error amplifying unit 2
Signal output part be connected with the signal input part of comparison circuit unit 4；The signal output part of reference voltage unit 3 and comparison circuit
The signal input part connection of unit 4；The signal output part of comparison circuit unit 4 connects with the signal input part of mu balanced circuit unit 5
Connect.The other end that reference voltage unit 3 and mu balanced circuit unit 5 are connected with comparison circuit unit 4 is grounded.Sampling unit 1
For sampling resistor.
Integrated drive generator output end current changes the implementation method of voltage telemeering circuit, comprises the following steps：
（1）Sampling unit 1 is sampled to output voltage and is sent to error amplifying unit 2；
（2）Reference voltage unit 3 will produce reference voltage of the high-precision reference voltage as error amplifying unit 2；
（3）Error amplifying unit 2 will export high level or low level signal according to the change for the load current for flowing through sampling unit 1
An error amplification signal is produced compared with reference voltage is by comparison circuit unit 4；
（4）When load current is less than preset value, comparison circuit unit 4 exports low level as telemetered signal；Work as load
When electric current exceedes preset value, comparison circuit unit 4 exports high level, is being preset by mu balanced circuit unit 5 is stable
Magnitude of voltage as telemetered signal.
By above technical scheme, each road remote measurement voltage and combined switch electric power are realized using a kind of simple circuit structure
Linearly, convenient and thorough monitoring output voltage is with stability during load change, and remote measurement is electric for each road output voltage
For pressure by being exported after amplifier isolation, guarantee will not influence combined switch electric power voltage, raising because the external factor such as testing or overshooting
Circuit safety and adaptability, guarantee is provided safely for sign complete machine load system.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (5)
1. a kind of integrated drive generator output end current changes voltage telemeering circuit, including sampling unit（1）, integrated drive generator voltage output
End and sampling unit（1）Input connects, sampling unit（1）Output end output integrated drive generator voltage, sampling described in its feature
Unit（1）Voltage input end and voltage output end difference error amplifying unit（2）Signal input part connection；Error amplification is single
Member（2）Signal output part and comparison circuit unit（4）Signal input part connection；Reference voltage unit（3）Signal output part
With comparison circuit unit（4）Signal input part connection；Comparison circuit unit（4）Signal output part and mu balanced circuit unit
（5）Signal input part connection.
A kind of 2. integrated drive generator output end current conversion voltage telemeering circuit according to claim 1, it is characterised in that institute
The reference voltage unit stated（3）With mu balanced circuit unit（5）With comparison circuit unit（4）The other end being connected is grounded.
A kind of 3. integrated drive generator output end current conversion voltage telemeering circuit according to claim 1, it is characterised in that institute
The sampling unit stated（1）For sampling resistor.
4. a kind of implementation method of integrated drive generator output end current conversion voltage telemeering circuit according to claim 1, its
It is characterised by comprising the following steps：
Sampling unit（1）Output voltage is sampled and is sent to error amplifying unit（2）；
Reference voltage unit（3）A high-precision reference voltage will be produced as error amplifying unit（2）Reference voltage；
Error amplifying unit（2）Will be according to flowing through sampling unit（1）Load current change output high level or low level letter
Number with reference voltage pass through comparison circuit unit（4）It is compared and produces an error amplification signal；
When load current is less than preset value, comparison circuit unit（4）Low level is exported as telemetered signal；Work as load
When electric current exceedes preset value, comparison circuit unit（4）High level is exported, by mu balanced circuit unit（5）Stabilization is advance
The magnitude of voltage of setting is as telemetered signal.
5. a kind of implementation method of integrated drive generator output end current conversion voltage telemeering circuit according to claim 4, its
It is linear error amplification signal to be characterised by the error amplification signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710798024.XA CN107462762B (en) | 2017-09-06 | 2017-09-06 | Combined power supply output end current conversion voltage telemetry circuit and implementation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710798024.XA CN107462762B (en) | 2017-09-06 | 2017-09-06 | Combined power supply output end current conversion voltage telemetry circuit and implementation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107462762A true CN107462762A (en) | 2017-12-12 |
| CN107462762B CN107462762B (en) | 2023-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710798024.XA Active CN107462762B (en) | 2017-09-06 | 2017-09-06 | Combined power supply output end current conversion voltage telemetry circuit and implementation method thereof |
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| Country | Link |
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| CN (1) | CN107462762B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808628A (en) * | 2018-08-27 | 2018-11-13 | 艾乐德电子（南京）有限公司 | A kind of test power supply with telemetry function |
Citations (5)
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|---|---|---|---|---|
| JP2009290947A (en) * | 2008-05-27 | 2009-12-10 | Fujitsu Ten Ltd | Switching regulator and electronic equipment |
| CN102255526A (en) * | 2011-06-23 | 2011-11-23 | 深圳市富满电子有限公司南山分公司 | AC-DC power supply conversion chip and power switching circuit |
| CN103547041A (en) * | 2013-10-30 | 2014-01-29 | 辉芒微电子（深圳）有限公司 | LED driver circuit |
| CN105262326A (en) * | 2015-11-16 | 2016-01-20 | 中国电子科技集团公司第四十三研究所 | Starting control circuit for output linear voltage of switching power supply |
| CN207232237U (en) * | 2017-09-06 | 2018-04-13 | 中国电子科技集团公司第四十三研究所 | A kind of integrated drive generator output end current changes voltage telemeering circuit |
-
2017
- 2017-09-06 CN CN201710798024.XA patent/CN107462762B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009290947A (en) * | 2008-05-27 | 2009-12-10 | Fujitsu Ten Ltd | Switching regulator and electronic equipment |
| CN102255526A (en) * | 2011-06-23 | 2011-11-23 | 深圳市富满电子有限公司南山分公司 | AC-DC power supply conversion chip and power switching circuit |
| CN103547041A (en) * | 2013-10-30 | 2014-01-29 | 辉芒微电子（深圳）有限公司 | LED driver circuit |
| CN105262326A (en) * | 2015-11-16 | 2016-01-20 | 中国电子科技集团公司第四十三研究所 | Starting control circuit for output linear voltage of switching power supply |
| CN207232237U (en) * | 2017-09-06 | 2018-04-13 | 中国电子科技集团公司第四十三研究所 | A kind of integrated drive generator output end current changes voltage telemeering circuit |
Non-Patent Citations (1)
| Title |
|---|
| 薛秀云;宋淑然;吕永青;郑逸生;: "单相AC-DC变换电路设计及试验" * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808628A (en) * | 2018-08-27 | 2018-11-13 | 艾乐德电子（南京）有限公司 | A kind of test power supply with telemetry function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107462762B (en) | 2023-07-18 |
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