CN106160429A - Emergency power supply information transmission system based on fiber-optic signal - Google Patents
Emergency power supply information transmission system based on fiber-optic signal Download PDFInfo
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- CN106160429A CN106160429A CN201610574580.4A CN201610574580A CN106160429A CN 106160429 A CN106160429 A CN 106160429A CN 201610574580 A CN201610574580 A CN 201610574580A CN 106160429 A CN106160429 A CN 106160429A
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- Prior art keywords
- fiber
- power supply
- emergency power
- information transmission
- optical
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Classifications
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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
Abstract
The invention discloses a kind of emergency power supply information transmission system based on fiber-optic signal, plate is driven including emergency power supply host control panel and IGBT, described IGBT drives an I/O port of plate to connect optical transmission module, 2nd I/O port of described panel connects Optical Receivers, is connected by fiber channel between described optical transmission module and Optical Receivers；Described optical transmission module uses fiber optic communication transtation mission circuit, described Optical Receivers to use fiber optic communication to receive circuit.By the present invention in that and carry out, with fiber channel, the data transmission concentrated between battery-type inversion host control panel and supervising device have that capacity of resisting disturbance is strong, the advantages such as low, reliable working performance is lost；IGBT drives and uses overlapped information transmission method between plate and two pieces of circuit boards of panel, IGBT can be driven temperature detection on plate, current data amount and control, breakdown switch amount information are transmitted to panel by optical fiber, decrease hardware resource, reduce design cost.
Description
Technical field
The invention belongs to electricity, technical field of telecommunications, relate to a kind of emergency power supply information transmission system, specifically a kind of
Emergency power supply information transmission system based on fiber-optic signal.
Background technology
Every profession and trade important step is all designed with concentration battery-type emergency power supply system now, concentrates battery-type to answer urgent telegram
Source uses inversion transformation technique, and the direct current energy of accumulator is reverse into AC energy, it is provided that give the emergent load of exchange such as: emergency lighting
Lamp, exit signs light fixture and fire pump etc. use.
Concentrate battery-type emergency power supply mainly by apparatus for monitoring power supply and inversion main frame, distribution system, charger and storage
Batteries etc. form, and the panel of inversion main frame is driven with module by collection civil power, emergency power supply, set of cells, fire-fighting link signal
Dynamic plate information, and use kernel analysis information in panel, then output and the protection of fire-fighting emergency power supply is realized by control signal
Control.Then, then by data it is transferred to supervising device by communication data line, it is achieved the real-time monitoring of power supply.
Concentrating battery-type emergency power supply mainly to use SPWM modulating wave inversion transformation technique, reversals will produce substantial amounts of humorous
Ripple, although process after filtering, emergency power supply output meets the sine wave meeting load request, but, within electric power host
Electric circumstance is the most severe.High-power emergency power supply is in order to reduce the switching loss of power device, typically opening power device
Pass frequency drops to more than half of small-power emergency power supply, and the most high-power emergency power supply produces even more serious in reversals
Harmonic pollution, high-power emergency power supply main frame often internal electrical structure is increasingly complex, so, high-power emergency power supply is electric
Environment is the most worse, and panel and module drive plate are typically designed inside main frame, how enhancing signal capacity of resisting disturbance, becomes
Design focal point.
Summary of the invention
The present invention is directed to prior art not enough, it is provided that a kind of emergency power supply information transmission system based on fiber-optic signal,
Use the information transmission mode of fiber-optic signal superposition, decrease hardware resource, reduce design cost, improve the anti-interference of signal
Ability and functional reliability.
The purpose of the present invention can be achieved through the following technical solutions:
Emergency power supply information transmission system based on fiber-optic signal, drives including emergency power supply host control panel and IGBT
Plate, described panel and IGBT are driven and are carried out data transmission by fiber channel between plate；
Wherein, described IGBT drives an I/O port of plate to connect optical transmission module, the 2nd I/ of described panel
O port connects Optical Receivers, is connected by fiber channel between described optical transmission module and Optical Receivers；
Wherein, described optical transmission module uses fiber optic communication transtation mission circuit, described Optical Receivers to use optical fiber to lead to
Letter receives circuit.
Further, optical transmitting set that described fiber optic communication transtation mission circuit includes being serially connected, current-limiting resistance R1 and
Regulation resistance R2, wherein, described current-limiting resistance R1 connects 5V power supply and an I/O port, and described optical transmitting set connects the
One I/O port and regulation resistance R2, described regulation resistance R2 ground connection.
Further, described fiber optic communication receives circuit and includes optical receiver parallel with one another and pull-up resistor R3, institute
The optical receiver and the pull-up resistor R3 that state all are connected with 5V power supply and the 2nd I/O port, described optical receiver ground connection.
Further, described panel uses dsp chip as kernel processor chip, and described IGBT drives plate to use
Single-chip microcomputer is as kernel processor chip.
Further, described optical transmitting set uses the HFBR-1521 optical transmitting set of Agilent company.
Further, described optical receiver uses the HFBR-2521 optical receiver of Agilent company.
Beneficial effects of the present invention: by the present invention in that and carry out concentrating battery-type inversion host control panel with fiber channel
And the data transmission between supervising device, has that capacity of resisting disturbance is strong, the advantages such as low, reliable working performance is lost；IGBT drives plate
And use overlapped information transmission method between two pieces of circuit boards of panel, IGBT can be driven temperature detection on plate, electric current number
Transmitted to panel by optical fiber according to amount and control, breakdown switch amount information, decrease hardware resource, reduce design cost；Logical
Cross employing to be used for sending the HFBR-1521 optical transmitter of signal and for receiving the HFBR-2521 optical receiver of signal, middle logical
Crossing fiber channel to connect, install simple, expense is relatively low.
Accompanying drawing explanation
With specific embodiment, the present invention is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is the system schematic of the present invention.
Fig. 2 is fiber optic communication transtation mission circuit 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 that the present invention " bright light " Signal averaging information transmits schematic diagram.
Fig. 6 be the present invention " turn off the light " Signal averaging information transmission schematic diagram.
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.Based on
Embodiment in the present invention, those of ordinary skill in the art obtained under not making creative work premise all other
Embodiment, broadly falls into the scope of protection of the invention.
As it is shown in figure 1, the invention provides a kind of emergency power supply information transmission system based on fiber-optic signal, including meeting an urgent need
Electric power host panel and IGBT drive plate, and wherein, panel uses dsp chip to drive plate as kernel processor chip, IGBT
Use single-chip microcomputer to drive as kernel processor chip, panel and IGBT to be carried out data transmission by fiber channel between plate.
IGBT drives an I/O port of plate to connect optical transmission module, and the 2nd I/O port of panel connects light-receiving mould
Block, is connected by fiber channel between optical transmission module and Optical Receivers.
Wherein, optical transmission module uses fiber optic communication transtation mission circuit, as in figure 2 it is shown, fiber optic communication transtation mission circuit includes phase
The optical transmitting set of series connection, current-limiting resistance R1 and regulation resistance R2 mutually, wherein, current-limiting resistance R1 connects 5V power supply and an I/O
Port, optical transmitting set connects an I/O port and regulation resistance R2, regulates resistance R2 ground connection, and optical transmitting set is responsible for believing level
Number being transformed into the optical signal being suitable on optical fiber transmission, optical transmitting set uses the HFBR-1521 optical transmitting set of Agilent company,
Regulation resistance is for controlling the size of light emission electric current.
Optical Receivers uses fiber optic communication to receive circuit, includes parallel with one another as it is shown on figure 3, fiber optic communication receives circuit
Optical receiver and pull-up resistor R3, optical receiver and pull-up resistor R3 be all connected with 5V power supply and the 2nd I/O port, light-receiving
Device ground connection, optical receiver converts optical signal into the signal of telecommunication by photoelectric detector, and optical receiver uses Agilent company
HFBR-2521 optical receiver.
HFBR-1521 optical transmitting set and HFBR-2521 optical receiver are all 8 foot DIP encapsulating structures of standard, can realize from
DC～10MHz high-performance data transmission, when input current is 60mA, can realize 45m remote high-quality transmission, thus realize
Panel and IGBT drive the separation that plate is physically and electrically gone up.
Operation principle of the present invention: IGBT drives temperature detection, current data amount and control, breakdown switch amount information on plate,
Exporting optical transmission module by an I/O port with level signal, optical transmission module passes through fiber optic communication transtation mission circuit by electricity
Ordinary mail number is converted to optical signal, is sent to the second optical transceiver module through fiber channel, and Optical Receivers is received by fiber optic communication
Circuit, by the faint optical signal after transmission, is amplified, shaping, and regeneration level signal is exported by the 2nd I/O port
Panel, carries out signal analysis for panel, and panel, according to these information, is analyzed and judges.
The information transferring method of the present invention uses overlapped information transmission to replace existing simple single fiber Back ground Information to pass
Defeated, IGBT can drive temperature detection on plate, current data amount and control, breakdown switch amount information by optical fiber to panel
Transmission, decreases hardware resource, reduces design cost.
Basic information transfer: in fiber-optic signal, fault message or control signal (ON/OFF) information, typically all 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 arrive in hopping edge every time, control unit passes through timer, signal calculated persistent period.When signal duration is more than regulation
During T1, it is believed that this signal is effective；During if less than the T1 specified, it is believed that this invalidating signal.Malfunction is indicated by " turning off the light ",
" turn off the light " signal each hopping edge arrive time, control unit pass through timer, the signal calculated persistent period.When signal continues
Between more than regulation T2 time, it is believed that this signal is effective；During if less than the T2 specified, it is believed that this invalidating signal.
Overlapped information transmits: as it is shown in figure 5, in normal condition " bright light " signal, increases of short duration containing data message
" turning off the light " signal.Control unit passes through timer, and the signal calculated persistent period, when " turning off the light " signal duration is less than T2's
Time, then judge that this signal is data signal.As shown in Figure 6, nonserviceable in " turning off the light " signal, increase of short duration containing and count
It is believed that " bright light " signal of breath.Control unit passes through timer, and the signal calculated persistent period, when " bright light " is little for signal duration
In the time of T1, then judge that this signal is data signal.Whole data signal duration T3, T4 are far smaller than T1's and T2
Time.
By the present invention in that and carry out concentrating the number between battery-type inversion host control panel and supervising device with fiber channel
According to transmission, have that capacity of resisting disturbance is strong, the advantages such as low, reliable working performance is lost；IGBT drives plate and two pieces of circuit of panel
Use overlapped information transmission method between plate, IGBT can drive temperature detection on plate, current data amount and control, fault open
Pass amount information is transmitted to panel by optical fiber, decreases hardware resource, reduces design cost；It is used for sending signal by employing
HFBR-1521 optical transmitter and for receiving the HFBR-2521 optical receiver of signal, middle connect by fiber channel, pacify
Dress is simple, and expense is relatively low.
In the description of this specification, the description of reference term " embodiment ", " example ", " concrete example " etc. means
Specific features, structure, material or feature in conjunction with this embodiment or example description is contained at least one enforcement of the present invention
In example or example.In this manual, the schematic representation to above-mentioned term is not necessarily referring to identical embodiment or example.
And, the specific features of description, structure, material or feature can be to close in any one or more embodiments or example
Suitable mode combines.
Above content is only to present configuration example and explanation, affiliated those skilled in the art couple
Described specific embodiment makes various amendment or supplements or use similar mode to substitute, without departing from invention
Structure or surmount scope defined in the claims, all should belong to protection scope of the present invention.
Claims (7)
1. emergency power supply information transmission system based on fiber-optic signal, drives plate including emergency power supply host control panel and IGBT,
It is characterized in that: described panel and IGBT are driven and carried out data transmission by fiber channel between plate；
Wherein, described IGBT drives an I/O port of plate to connect optical transmission module, the 2nd I/O end of described panel
Mouth connects Optical Receivers, is connected by fiber channel between described optical transmission module and Optical Receivers；
Wherein, described optical transmission module uses fiber optic communication transtation mission circuit, described Optical Receivers to use fiber optic communication to connect
Receive circuit.
Emergency power supply information transmission system based on fiber-optic signal the most according to claim 1, it is characterised in that: described
Fiber optic communication transtation mission circuit includes optical transmitting set, current-limiting resistance R1 and the regulation resistance R2 being serially connected, wherein, described limit
Leakage resistance R1 connects 5V power supply and an I/O port, and described optical transmitting set connects an I/O port and regulation resistance R2, institute
The regulation resistance R2 ground connection stated.
Emergency power supply information transmission system based on fiber-optic signal the most according to claim 1, it is characterised in that: described
Fiber optic communication receives circuit and includes optical receiver parallel with one another and pull-up resistor R3, described optical receiver and pull-up resistor R3
All it is connected with 5V power supply and the 2nd I/O port, described optical receiver ground connection.
Emergency power supply information transmission system based on fiber-optic signal the most according to claim 1, it is characterised in that: described
Panel uses dsp chip as kernel processor chip, and described IGBT drives plate to use single-chip microcomputer as kernel processor chip.
Emergency power supply information transmission system based on fiber-optic signal the most according to claim 2, it is characterised in that: described
Optical transmitting set uses the HFBR-1521 optical transmitting set of Agilent company.
Emergency power supply information transmission system based on fiber-optic signal the most according to claim 2, it is characterised in that: described
Optical receiver uses the HFBR-2521 optical receiver of Agilent company.
Emergency power supply information transmission system based on fiber-optic signal the most according to claim 1, it is characterised in that: native system
Information transferring method use overlapped information transmission method.
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 true CN106160429A (en) | 2016-11-23 |
| CN106160429B CN106160429B (en) | 2019-03-29 |
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| CN201610574580.4A Active CN106160429B (en) | 2016-07-20 | 2016-07-20 | The emergency power supply information transmission system based on fiber-optic signal |
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Cited By (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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Cited By (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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| CN106160429B (en) | 2019-03-29 |
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