CN106160429B - The emergency power supply information transmission system based on fiber-optic signal - Google Patents
The emergency power supply information transmission system based on fiber-optic signal Download PDFInfo
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- CN106160429B CN106160429B CN201610574580.4A CN201610574580A CN106160429B CN 106160429 B CN106160429 B CN 106160429B CN 201610574580 A CN201610574580 A CN 201610574580A CN 106160429 B CN106160429 B CN 106160429B
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- 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
- H02M1/00—Details of apparatus for conversion
- H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
- H02M1/088—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters for the simultaneous control of series or parallel connected semiconductor devices
- H02M1/092—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters for the simultaneous control of series or parallel connected semiconductor devices the control signals being transmitted optically
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- Power Engineering (AREA)
- Optical Communication System (AREA)
Abstract
The emergency power supply information transmission system based on fiber-optic signal that the invention discloses a kind of, including emergency power supply host control panel and IGBT driving board, first port I/O of the IGBT driving board connects optical transmission module, 2nd port I/O of the control panel connects optical receiver module, and the optical transmission module is connected between optical receiver module by fiber channel；The optical transmission module uses fiber optic communication transmitting line, and the optical receiver module receives circuit using fiber optic communication.By the present invention in that concentrate the data between battery-type inversion host control panel and monitoring device to transmit with fiber channel, has many advantages, such as strong antijamming capability, low, reliable working performance is lost；Overlapped information transmission method is used between two pieces of circuit boards of IGBT driving board and control panel, temperature detection, current data amount and control, breakdown switch amount information in IGBT driving board can be transmitted by optical fiber to control panel, reduce hardware resource, reduces design cost.
Description
Technical field
The invention belongs to electricity, technical field of telecommunications, are related to a kind of emergency power supply information transmission system, specifically a kind of
The emergency power supply information transmission system based on fiber-optic signal.
Background technique
Present every profession and trade important link, which all designs to have, concentrates battery-type emergency power supply system, and battery-type is concentrated to answer urgent telegram
Source uses inversion transformation technique, and the direct current energy of battery is reverse into AC energy, is supplied to exchange emergency load such as: emergency lighting
Lamp, exit signs lamps and lanterns and fire pump etc. use.
Concentrate battery-type emergency power supply mainly by apparatus for monitoring power supply and inversion host, distribution system, charger and storage
The control panel of the composition such as battery, inversion host is driven by acquisition alternating current, emergency power supply, battery pack, fire-fighting link signal and module
Movable plate information, and information is analyzed using control intralaminar nuclei, then the output and protection of fire-fighting emergency power supply are realized by control signal
Control.Then, it then by data by communication data line is transferred to monitoring device, realizes the real time monitoring of power supply.
Battery-type emergency power supply is concentrated mainly to use SPWM modulating wave inversion transformation technique, reversals will generate a large amount of humorous
Wave, although emergency power supply output meets the sine wave for meeting load requirement by filtering, inside electric power host
Electric circumstance is more severe.High-power emergency power supply is in order to reduce the switching loss of power device, generally opening power device
Pass frequency drops to more than half of small-power emergency power supply, and emergency power supply high-power in this way generates even more serious in reversals
Harmonic pollution, often internal electrical structure is increasingly complex for high-power emergency power supply host, so, high-power emergency power supply is electrical
Environment is relatively worse, and control panel and module drive plate are typically designed inside host, how to enhance signal anti-interference ability, becomes
Design focal point.
Summary of the invention
The present invention in view of the shortcomings of the prior art, provide a kind of emergency power supply information transmission system based on fiber-optic signal,
The information transmission mode being superimposed using fiber-optic signal reduces hardware resource, reduces design cost, improves the anti-interference of signal
Ability and functional reliability.
The purpose of the present invention can be achieved through the following technical solutions:
The emergency power supply information transmission system based on fiber-optic signal, including emergency power supply host control panel and IGBT driving
Plate is carried out data transmission between the control panel and IGBT driving board by fiber channel；
Wherein, the first port I/O of the IGBT driving board connects optical transmission module, the 2nd I/ of the control panel
O port connects optical receiver module, and the optical transmission module is connected between optical receiver module by fiber channel；
Wherein, the optical transmission module uses fiber optic communication transmitting line, and the optical receiver module is logical using optical fiber
Letter receives circuit.
Further, the fiber optic communication transmitting line include the optical transmitting set being serially connected, current-limiting resistance R1 and
Adjust resistance R2, wherein the current-limiting resistance R1 connection 5V power supply and the first port I/O, the optical transmitting set connect the
One port I/O and adjusting resistance R2, the adjusting resistance R2 ground connection.
Further, it includes optical receiver and pull-up resistor R3 parallel with one another, institute that the fiber optic communication, which receives circuit,
The optical receiver and pull-up resistor R3 stated are connect with 5V power supply and the 2nd port I/O, the optical receiver ground connection.
Further, using dsp chip as kernel processor chip, the IGBT driving board uses the control panel
Single-chip microcontroller is as kernel processor chip.
Further, the optical transmitting set uses the HFBR-1521 optical transmitting set of Agilent company.
Further, the optical receiver uses the HFBR-2521 optical receiver of Agilent company.
Beneficial effects of the present invention: by the present invention in that being carried out concentrating battery-type inversion host control panel with fiber channel
Data transmission between monitoring device, has many advantages, such as strong antijamming capability, low, reliable working performance is lost；IGBT driving board
Overlapped information transmission method is used between two pieces of circuit boards of control panel, it can be by temperature detection, electric current number in IGBT driving board
It is transmitted by optical fiber to control panel according to amount and control, breakdown switch amount information, reduces hardware resource, reduce design cost；It is logical
It crosses using the HFBR-2521 optical receiver for sending the HFBR-1521 optical transmitter of signal and for receiving signal, centre is logical
Fiber channel connection is crossed, installation is simple, and expense is lower.
Detailed description of the invention
Present invention is further described in detail in the following with reference to the drawings and specific embodiments.
Fig. 1 is system schematic of the invention.
Fig. 2 is fiber optic communication transmitting line schematic diagram of the present invention.
Fig. 3 is that fiber optic communication of the present invention receives circuit diagram.
Fig. 4 is basic information transfer schematic diagram of the present invention.
Fig. 5 is " bright light " Signal averaging information transmission schematic diagram of the invention.
Fig. 6 is " turning off the light " Signal averaging information transmission schematic diagram of the invention.
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 all other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1, the present invention provides a kind of emergency power supply information transmission system based on fiber-optic signal, including emergency
Electric power host control panel and IGBT driving board, wherein control panel is using dsp chip as kernel processor chip, IGBT driving board
Using single-chip microcontroller as kernel processor chip, carried out data transmission between control panel and IGBT driving board by fiber channel.
First port I/O of IGBT driving board connects optical transmission module, and the 2nd port I/O of control panel connects light-receiving mould
Block is connected between optical transmission module and optical receiver module by fiber channel.
Wherein, optical transmission module uses fiber optic communication transmitting line, as shown in Fig. 2, fiber optic communication transmitting line includes phase
Mutual concatenated optical transmitting set, current-limiting resistance R1 and adjusting resistance R2, wherein current-limiting resistance R1 connection 5V power supply and the first I/O
Port, optical transmitting set connect the first port I/O and adjust resistance R2, adjust resistance R2 ground connection, optical transmitting set is responsible for believing level
Number it is transformed into the optical signal for being suitble to transmit on optical fiber, optical transmitting set uses the HFBR-1521 optical transmitting set of Agilent company,
Adjust the size that resistance is used to control light emitting electric current.
Optical receiver module receives circuit using fiber optic communication, as shown in figure 3, it includes parallel with one another that fiber optic communication, which receives circuit,
Optical receiver and pull-up resistor R3, optical receiver and pull-up resistor R3 connect with 5V power supply and the 2nd port I/O, light-receiving
Device ground connection, optical receiver convert optical signal into electric signal by photoelectric detector, and optical receiver is using Agilent company
HFBR-2521 optical receiver.
HFBR-1521 optical transmitting set and HFBR-2521 optical receiver be 8 foot DIP encapsulating structures of standard, it can be achieved that from
DC~10MHz high-performance data transmission, when input current is 60mA, it can be achieved that the remote high quality of 45m transmits, to realize
Control panel and IGBT driving board physically and electrically on separation.
Working principle of the present invention: temperature detection, current data amount and control, breakdown switch amount information in IGBT driving board,
Optical transmission module is output to level signal by the first port I/O, optical transmission module will be electric by fiber optic communication transmitting line
Ordinary mail number is converted to optical signal, is sent to the second optical transceiver module through fiber channel, optical receiver module is received by fiber optic communication
Circuit amplifies the faint optical signal after transmitting, shaping, regenerates level signal, is output to by the 2nd port I/O
Control panel carries out signal analysis for control panel, and control panel is analyzed and judged according to these information.
Information transferring method of the invention replaces existing simple single fiber basic information to pass using overlapped information transmission
It is defeated, temperature detection, current data amount and control, breakdown switch amount information in IGBT driving board can be passed through into optical fiber to control panel
Transmission reduces hardware resource, reduces design cost.
Basic information transfer: in fiber-optic signal, fault message or control signal (ON/OFF) information, typically light
Fine " bright light " " turning off the light " instruction, as shown in Figure 4.Such as: normal condition is indicated by optical fiber interface " bright light "." bright light " signal
When each hopping edge is arrived, control unit calculates signal duration by timer.As defined in being greater than when signal duration
When T1, it is believed that the signal is effective；When if it is less than defined T1, it is believed that the invalidating signal.Malfunction by " turning off the light " indicate,
When each hopping edge of " turning off the light " signal is arrived, control unit calculates signal duration by timer.When signal continues
Between be greater than defined T2 when, it is believed that the signal is effective；When if it is less than defined T2, it is believed that the invalidating signal.
Overlapped information transmission: as shown in figure 5, in normal condition " bright light " signal, increase and of short duration contain data information
" turning off the light " signal.Control unit calculates signal duration by timer, when " turning off the light " signal duration is less than T2's
Time then judges the signal for data-signal.As shown in fig. 6, increasing of short duration containing in " turning off the light " signal of nonserviceabling and counting
It is believed that " bright light " signal of breath.Control unit calculates signal duration by timer, small when " bright light " signal duration
In the time of T1, then judge the signal for data-signal.Entire data-signal duration T3, T4 is far smaller than T1's and T2
Time.
By the present invention in that being carried out concentrating the number between battery-type inversion host control panel and monitoring device with fiber channel
According to transmission, has many advantages, such as strong antijamming capability, low, reliable working performance is lost；IGBT driving board and two pieces of circuits of control panel
Overlapped information transmission method is used between plate, temperature detection, current data amount and control, failure in IGBT driving board can be opened
Information is measured by optical fiber to control panel transmission in pass, reduces hardware resource, reduces design cost；By using for sending signal
HFBR-1521 optical transmitter and HFBR-2521 optical receiver for receiving signal, centre connected by fiber channel, pacify
Dress is simple, and expense is lower.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Above content is only to structure of the invention example and explanation, affiliated those skilled in the art couple
Described specific embodiment does various modifications or additions or is substituted in a similar manner, without departing from invention
Structure or beyond the scope defined by this claim, is within the scope of protection of the invention.
Claims (1)
1. the emergency power supply information transmission system based on fiber-optic signal, including emergency power supply host control panel and IGBT driving board,
It is characterized by: being carried out data transmission between the control panel and IGBT driving board by fiber channel；
Wherein, the first port I/O of the IGBT driving board connects optical transmission module, the 2nd end I/O of the control panel
Mouth connection optical receiver module, the optical transmission module are connected between optical receiver module by fiber channel；
Wherein, the optical transmission module uses fiber optic communication transmitting line, and the optical receiver module is connect using fiber optic communication
Receive circuit；
The fiber optic communication transmitting line include the optical transmitting set being serially connected, current-limiting resistance R1 and adjust resistance R2,
In, the current-limiting resistance R1 connection 5V power supply and the first port I/O, the optical transmitting set connect the first port I/O and tune
Economize on electricity resistance R2, the adjusting resistance R2 ground connection；
It includes optical receiver and pull-up resistor R3 parallel with one another that the fiber optic communication, which receives circuit, the optical receiver and
Pull-up resistor R3 is connect with 5V power supply and the 2nd port I/O, the optical receiver ground connection；
The control panel is using dsp chip as kernel processor chip, and the IGBT driving board is using single-chip microcontroller as core
The heart handles chip；
The optical transmitting set uses the HFBR-1521 optical transmitting set of Agilent company；
The optical receiver uses the HFBR-2521 optical receiver of Agilent company；
The information transferring method of this system uses overlapped information transmission method；
Temperature detection, current data amount and control, breakdown switch amount information in IGBT driving board, by the first port I/O with electricity
Ordinary mail number is output to optical transmission module, and level signal is converted to optical signal by fiber optic communication transmitting line by optical transmission module,
It is sent to the second optical transceiver module through fiber channel, optical receiver module receives circuit by fiber optic communication will be faint after transmitting
Optical signal amplifies, shaping, regenerates level signal, is output to control panel by the 2nd port I/O, carries out for control panel
Signal analysis, control panel are analyzed and are judged according to these information；
Overlapped information transmission: in normal condition " bright light " signal, increase of short duration " turning off the light " signal containing data information；Control
Unit processed calculates signal duration by timer, is less than the time of T2 when " turning off the light " signal duration, then judges the letter
Number be data-signal；It nonserviceables in " turning off the light " signal, increases of short duration " bright light " signal containing data information；Control is single
Member calculates signal duration by timer, is less than the time of T1 when " bright light " signal duration, then judges that the signal is
Data-signal；Entire data-signal duration T3, T4 is far smaller than the time of T1 and T2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610574580.4A CN106160429B (en) | 2016-07-20 | 2016-07-20 | The emergency power supply information transmission system based on fiber-optic signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610574580.4A CN106160429B (en) | 2016-07-20 | 2016-07-20 | The emergency power supply information transmission system based on fiber-optic signal |
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| CN106160429A CN106160429A (en) | 2016-11-23 |
| CN106160429B true CN106160429B (en) | 2019-03-29 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107222262A (en) * | 2017-06-08 | 2017-09-29 | 合肥联信电源有限公司 | A kind of centralized Control type distribution electric installation information transmission system based on optical fiber |
| CN108981951A (en) * | 2018-08-16 | 2018-12-11 | 江苏镇安欣润电力科技有限公司 | A kind of IGBT temperature detection circuit and its detection method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201369668Y (en) * | 2008-12-03 | 2009-12-23 | 天津华云自控股份有限公司 | IGBT driving circuit driven by optical fiber through isolation |
| CN201878048U (en) * | 2010-11-04 | 2011-06-22 | 中电普瑞科技有限公司 | Device for transmitting energy by multimode communication optical fiber |
| CN102820926A (en) * | 2012-08-21 | 2012-12-12 | 深圳市开锐光通信技术有限公司 | Optical fiber network system and method thereby for modulating and demodulating asynchronous communication data on optical fiber transmission |
| CN204089204U (en) * | 2014-08-14 | 2015-01-07 | 山西潞安集团余吾煤业有限责任公司 | Based on the novel modularized mining reactive-load compensator control system of FPGA |
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2016
- 2016-07-20 CN CN201610574580.4A patent/CN106160429B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201369668Y (en) * | 2008-12-03 | 2009-12-23 | 天津华云自控股份有限公司 | IGBT driving circuit driven by optical fiber through isolation |
| CN201878048U (en) * | 2010-11-04 | 2011-06-22 | 中电普瑞科技有限公司 | Device for transmitting energy by multimode communication optical fiber |
| CN102820926A (en) * | 2012-08-21 | 2012-12-12 | 深圳市开锐光通信技术有限公司 | Optical fiber network system and method thereby for modulating and demodulating asynchronous communication data on optical fiber transmission |
| CN204089204U (en) * | 2014-08-14 | 2015-01-07 | 山西潞安集团余吾煤业有限责任公司 | Based on the novel modularized mining reactive-load compensator control system of FPGA |
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