CN109560704A - A kind of orientation attitude measurement instrument battery module - Google Patents
A kind of orientation attitude measurement instrument battery module Download PDFInfo
- Publication number
- CN109560704A CN109560704A CN201710883140.1A CN201710883140A CN109560704A CN 109560704 A CN109560704 A CN 109560704A CN 201710883140 A CN201710883140 A CN 201710883140A CN 109560704 A CN109560704 A CN 109560704A
- Authority
- CN
- China
- Prior art keywords
- circuit
- output end
- electrically connected
- switching tube
- measurement instrument
- 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
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/305—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a thyratron or thyristor type requiring extinguishing means
- H02M3/315—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
- H02M3/3155—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with automatic control of the output voltage or current
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33507—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measurement Of Current Or Voltage (AREA)
Abstract
The invention discloses a kind of orientation attitude measurement instrument battery modules, including switching tube, protect circuit and LC filter circuit, the output end of the switching tube is connected with current rectifying and wave filtering circuit by isolating transformer, the output end for arranging filter circuit is connected with sampling module, the output end of the sampling module is electrically connected with isolation optocoupler, the output end of the feed circuit is electrically connected by the input terminal of pulse width modulator and switching tube, the input terminal of the protection circuit and the output end of current rectifying and wave filtering circuit are electrically connected, and the output end of the input terminal of LC filter circuit and protection circuit is electrically connected.Input current by the current sampling after isolating transformer isolation, conversion, is sent to feedback loop, then controls pulse width controller, adjust the turn-on time of switching tube, to achieve the purpose that pressure stabilizing by party's position attitude measurement instrument battery module, sample circuit.
Description
Technical field
The invention belongs to orientation attitude measurement instrument power technique fields, and in particular to a kind of orientation attitude measurement instrument battery
Module.
Background technique
According to the requirement of " orientation attitude measurement instrument Development Techniques require (grass) ", internal DC-DC converting power source module is designed,
It supplies the inside and outside portion's associated loop of measuring instrument to use, it is desirable that general power is greater than 150W.Therefore it needs to improve power module.
Summary of the invention
In order to solve the above technical problems, the invention proposes a kind of orientation attitude measurement instrument battery module, party's pose
Input current by the current sampling after isolating transformer isolation, conversion, is sent to by state measuring instrument battery module, sample circuit
Then feedback loop controls pulse width controller, adjust the turn-on time of switching tube, to achieve the purpose that pressure stabilizing.
To achieve the above object, the invention provides the following technical scheme: a kind of orientation attitude measurement instrument battery module, packet
Switching tube, protection circuit and LC filter circuit are included, the input terminal and input power of the switching tube are electrically connected, the switching tube
Output end current rectifying and wave filtering circuit is connected with by isolating transformer, the output end for arranging filter circuit is connected with sampling mold
Block, the output end of the sampling module is electrically connected with isolation optocoupler, and is electrically connected with feed circuit by isolation optocoupler, institute
The output end for stating feed circuit is electrically connected by the input terminal of pulse width modulator and switching tube, the input terminal of the protection circuit
It is electrically connected with the output end of current rectifying and wave filtering circuit, and the input terminal of LC filter circuit and the output end of protection circuit electrically connect
It connects, the output end of the LC filter circuit is connected with output port of power source.
Preferably, the current rectifying and wave filtering circuit is by inductance, capacitor and electrode tube structure composition.By inductance, capacitor and electrode
The current rectifying and wave filtering circuit of pipe composition, effectively increases current rectifying and wave filtering circuit load characteristic.
Preferably, the output end of the feed circuit is provided with data acquisition module, and passes through data acquisition module and arteries and veins
The input terminal of wide modulator is electrically connected.Data acquisition module is acquired the output voltage of sampling module, and data are anti-
It feeds pulse width modulator.
Preferably, the protection circuit includes overcurrent protection and overvoltage protection.Overcurrent protection can be by major loop
Sampling, the work of pulse width modulator is controlled by sampling voltage, to play a protective role；Overvoltage protection can pass through output electricity
The conducting of pressure sampling control triode is to control the work of pulse width modulator, to play a protective role.
Technical effect and advantage of the invention: input power enters power module by switching tube, carries out high speed copped wave
DC voltage by isolating transformer isolation, conversion, delivering power, the electricity of input are achieved the purpose that the conversion of high-frequency signal
It presses signal to pass through rectifying and wave-filtering, becomes DC voltage, rectangular wave is become by switching tube, and be isolated by isolating transformer
It with conversion, then is filtered by current rectifying and wave filtering circuit, becomes direct voltage output, supply load electricity consumption, output voltage connects again
It has arrived on sample circuit, if output voltage changes, then the voltage that sample circuit changes this, data acquisition module is to taking
The output voltage of egf block is acquired, and then data feedback is controlled pulse width modulator, adjustment switch to pulse width modulator
The turn-on time of pipe, to achieve the purpose that pressure stabilizing.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of orientation attitude measurement instrument battery module of the present invention.
In figure: 1 switching tube；11 isolating transformers；12 rectifier transformers；121 inductance, 122 capacitors；123 electrode tubes；13 take
Egf block；2 protection circuits；21 isolation optocouplers；22 feed circuits；221 data acquisition modules；23 pulse width modulators；24 overcurrents are protected
Shield；241 overvoltage protections；3 LC filter circuits；31 output port of power source.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of orientation attitude measurement instrument battery modules as shown in Figure 1, including switching tube 1, protection
Circuit 2 and LC filter circuit 3, the input terminal and input power of the switching tube 1 are electrically connected, the output end of the switching tube 1
It is connected with current rectifying and wave filtering circuit 12 by isolating transformer 11, current rectifying and wave filtering circuit uses DLC mode filter.The rectifying and wave-filtering
Circuit 12 is by 123 structure composition of inductance 121, capacitor 122 and electrode tube.It is made of inductance 121, capacitor 122 and electrode tube 123
Current rectifying and wave filtering circuit 12 effectively increases 12 load characteristic of current rectifying and wave filtering circuit.The output end connection for arranging filter circuit 12
There is sampling module 13, the output end of the sampling module 13 is electrically connected with isolation optocoupler 21, and electrically by isolation optocoupler 21
It is connected with feed circuit 22, the output end of the feed circuit 22 is electrical by the input terminal of pulse width modulator 23 and switching tube 1
Connection, the output end of the feed circuit 22 is provided with data acquisition module 221, and passes through data acquisition module 221 and pulsewidth
The input terminal of modulator 23 is electrically connected.Pulse width modulator uses TL494 pulse width modulator.221 pairs of data acquisition module samplings
The output voltage of module 13 is acquired, and by data feedback to pulse width modulator 23.It is described protection circuit 2 input terminal with it is whole
The output end for flowing filter circuit 12 is electrically connected, and the input terminal of LC filter circuit 3 and the output end of protection circuit 2 electrically connect
It connects, the output end of the LC filter circuit 3 is connected with output port of power source 31.The protection circuit 2 includes 24 He of overcurrent protection
Overvoltage protection 241.Overcurrent protection 24 can be sampled by passing through sampling module 13 on major loop, control arteries and veins by sampling voltage
The work of wide modulator 23, to play a protective role；Overvoltage protection 241 can control three by output voltage sampling module 13
The conducting of pole pipe is to control the work of pulse width modulator 23, to play a protective role.
Party's position attitude measurement instrument battery module, input power enter the present apparatus by switching tube 1, carry out high speed and cut
The DC voltage of wave achievees the purpose that delivering power to the conversion of high-frequency signal by the isolation of isolating transformer 11, conversion, inputs
Voltage signal pass through current rectifying and wave filtering circuit 23, become DC voltage, rectangular wave become by switching tube 2, and pass through isolation and become
Depressor 22 is isolated and is converted, then is filtered by current rectifying and wave filtering circuit 23, becomes direct voltage output, and supply load is used
Electricity, output voltage has been connected to again on the circuit of the connection of sampling module 13, if output voltage changes, then sampling module 13 connects
The voltage that the circuit connect changes this, data acquisition module 221 are acquired the output voltage of sampling module 13, and will count
According to pulse width modulator 23 is fed back to, pulse width modulator 23 is then controlled, the turn-on time of switching tube 1 is adjusted, to reach pressure stabilizing
Purpose.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (4)
1. a kind of orientation attitude measurement instrument battery module, including switching tube (1), protection circuit (2) and LC filter circuit (3),
It is characterized by: the input terminal of the switching tube (1) and input power are electrically connected, the output end of the switching tube (1) passes through
Isolating transformer (11) is connected with current rectifying and wave filtering circuit (12), and the output end for arranging filter circuit (12) is connected with sampling mold
The output end of block (13), the sampling module (13) is electrically connected with isolation optocoupler (21), and electrically by isolation optocoupler (21)
It is connected with feed circuit (22), the output end of the feed circuit (22) is defeated by pulse width modulator (23) and switching tube (1)
Enter end to be electrically connected, the input terminal of protection circuit (2) and the output end of current rectifying and wave filtering circuit (12) are electrically connected, and LC is filtered
The input terminal of wave circuit (3) and the output end of protection circuit (2) are electrically connected, the output end connection of the LC filter circuit (3)
There are output port of power source (31).
2. a kind of orientation attitude measurement instrument battery module according to claim 1, it is characterised in that: the rectifying and wave-filtering
Circuit (12) is by inductance (121), capacitor (122) and electrode tube (123) structure composition.
3. a kind of orientation attitude measurement instrument battery module according to claim 1, it is characterised in that: the feed circuit
(22) output end is provided with data acquisition module (221), and passes through data acquisition module (221) and pulse width modulator (23)
Input terminal is electrically connected.
4. a kind of orientation attitude measurement instrument battery module according to claim 1, it is characterised in that: the protection circuit
It (2) include overcurrent protection (24) and overvoltage protection (241).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710883140.1A CN109560704A (en) | 2017-09-26 | 2017-09-26 | A kind of orientation attitude measurement instrument battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710883140.1A CN109560704A (en) | 2017-09-26 | 2017-09-26 | A kind of orientation attitude measurement instrument battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109560704A true CN109560704A (en) | 2019-04-02 |
Family
ID=65863096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710883140.1A Pending CN109560704A (en) | 2017-09-26 | 2017-09-26 | A kind of orientation attitude measurement instrument battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109560704A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160094130A1 (en) * | 2014-09-26 | 2016-03-31 | Apple Inc. | Reducing switching losses in flyback converters |
| CN205986626U (en) * | 2016-08-10 | 2017-02-22 | 南京淳泰控制设备有限公司 | Satellite position gesture measuring apparatu power module |
| CN106877700A (en) * | 2015-12-14 | 2017-06-20 | 邢筱丹 | A kind of novel switched voltage-stabilized power supply based on UC3842 |
-
2017
- 2017-09-26 CN CN201710883140.1A patent/CN109560704A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160094130A1 (en) * | 2014-09-26 | 2016-03-31 | Apple Inc. | Reducing switching losses in flyback converters |
| CN106877700A (en) * | 2015-12-14 | 2017-06-20 | 邢筱丹 | A kind of novel switched voltage-stabilized power supply based on UC3842 |
| CN205986626U (en) * | 2016-08-10 | 2017-02-22 | 南京淳泰控制设备有限公司 | Satellite position gesture measuring apparatu power module |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for 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: 20190402 |