CN106325158A - Signal processing system for carbon roaster chamber number infrared identification device - Google Patents
Signal processing system for carbon roaster chamber number infrared identification device Download PDFInfo
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- CN106325158A CN106325158A CN201610752706.2A CN201610752706A CN106325158A CN 106325158 A CN106325158 A CN 106325158A CN 201610752706 A CN201610752706 A CN 201610752706A CN 106325158 A CN106325158 A CN 106325158A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25338—Microprocessor
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Abstract
The invention discloses a signal processing system for a carbon roaster chamber number infrared identification device. The signal processing system is characterized by mainly comprising a processing chip U, a triode VT3, a wireless receiver W, an inductor L2, an inductor L3, a signal receiving circuit, a frequency error correction circuit, and a signal output amplifying circuit connected with pins VOUT and GPOS of the processing chip U and the frequency error correction circuit respectively. The system can correct multi-carrier phase or frequency errors of digital signals, so that the digital signals are steadier; and the system can amplify weak current signals or charge signals in the output signals, so that the signals are steadier, the signal processing effect of the system is improved, and the accuracy of monitoring the working position of a chamber of each device of a flame system by the infrared automatic identification device is effectively ensured.
Description
Technical field
The present invention relates to a kind of processing system, specifically, be a kind of calcining carbon furnace chamber infrared light identification dress
Put and use signal processing system.
Background technology
By technological requirement in calcining carbon furnace control system, flame system equipment need on roaster by temperature and time
Half interval contour moves to another furnace chamber from a furnace chamber and is operated, and traditional calcining carbon furnace control system furnace chamber identification is equal
Wire jack plug mode is used to realize.Owing to these flame system equipment needs often to move on roaster, and moving
It is necessary for plugging connected end time dynamic, therefore often results in cable and connector such as loose contact occurs, breaks
The problems such as line, thus cause monitoring system not know the operating position of flame system each equipment place furnace chamber, and then affect work
The real-time storage of skill parameter and the inquiry of historical data.
Along with the development of science and technology, infrared light automatic identification equipment is widely used in the prison of calcining carbon furnace chamber number
Control, this infrared light automatic identification equipment is many by the transmitter module for bay information, and is used for receiving this room information
Wireless signal processing system, and the main controller composition for the real-time storage of technological parameter and the inquiry of historical data；And
Wireless signal processing system is then that continual the sending of transmitter module is had the infrared light beam signal of furnace chamber information and carried out
Receiving and process, main controller obtains carbon roasting furnace after then processing according to the digital information of wireless signal processing system transmission
Technological parameter, therefore the docking of wireless signal processing system is received signal processing and is the most accurately determined the charcoal element roasting that main controller obtains
Burn the accuracy of the technological parameter of stove.
But, the signal processing system docking collection of letters number of existing calcining carbon furnace chamber infrared light automatic identification equipment
Treatment effect is poor, causes the operating position monitoring of infrared light automatic identification equipment equipment each to flame system place furnace chamber to occur
Deviation, and then affect the real-time storage of the technological parameter of calcining carbon furnace chamber number and the inquiry of historical data.
Therefore it provides a kind of calcining carbon furnace chamber infrared light automatic identification equipment letter that can improve signal processing effect
Number processing system is the task of top priority.
Summary of the invention
It is an object of the invention to overcome the signal processing of existing calcining carbon furnace chamber infrared light automatic identification equipment
The poor defect for the treatment of effect that system docking is collected mail number, it is provided that a kind of calcining carbon furnace chamber infrared light identification device believe
Number processing system.
To achieve these goals, the scheme that the present invention uses is as follows: a kind of calcining carbon furnace chamber infrared light identification dress
Put with signal processing system, mainly by processing chip U, audion VT3, wireless receiver W, negative pole and the GNEG processing chip U
The polar capacitor C5 that pin is connected, positive pole is connected with the colelctor electrode of audion VT3, positive pole after inductance L2 with audion
After the colelctor electrode of VT3 is connected, negative pole is connected with the emitter stage of audion VT3, polar capacitor C4, the N pole of ground connection is through resistance R8
The diode that emitter stage with audion VT3 is connected afterwards, P pole is connected with the FDBK pin processing chip U after resistance R9
D4, is serially connected in the inductance L3 between the VC pin and the GPOS pin that process chip U, is serially connected in wireless receiver W and processes chip U
IN pin between signal receiving circuit, respectively with process the VNEG pin of chip U and frequency that FDBK pin is connected by mistake
Difference correcting circuit, and respectively with process the VOUT pin of chip U and GPOS pin and correction of frequency errors circuit is connected
Signal output amplifier composition；Described signal receiving circuit is also connected with the VC pin processing chip U；Described process core
The IN pin of sheet U also colelctor electrode with audion VT3 is connected, its GND pin ground connection.
Described signal receiving circuit is by amplifier P1, amplifier P2, audion VT1, audion VT2, and negative pole is through resistance R1
The polar capacitor C1 that positive pole with amplifier P1 is connected afterwards, positive pole is connected with the output stage of wireless receiver W, one end with put
The resistance R2 that negative pole is connected, the other end is connected with the colelctor electrode of audion VT1 of big device P1, positive pole is with audion VT1's
Emitter stage is connected, polar capacitor C2, the P pole of minus earth colelctor electrode with audion VT1 after resistance R3 is connected, N pole
The diode D2 that negative pole with polar capacitor C2 is connected after resistance R6, one end is connected with the negative pole of polar capacitor C2, separately
The resistance R5 that one end is connected with the positive pole of amplifier P2, positive pole base stage with audion VT1 after inductance L1 is connected, negative pole
Polar capacitor C3, the P pole being connected with the positive pole of amplifier P2 be connected with the negative pole of amplifier P2 after ground connection, N pole through resistance
The diode D3 that after R7, outfan with amplifier P2 is connected, one end is connected with the base stage of audion VT2, the other end and pole
The adjustable resistance R4 that the positive pole of property electric capacity C3 is connected, and P pole is connected with the outfan of amplifier P1, N pole and audion
The diode D1 composition that the emitter stage of VT2 is connected；The outfan of described amplifier P2 also colelctor electrode with audion VT2 is connected
Connect；The positive pole of described polar capacitor C3 also negative pole with amplifier P1 is connected；The anelectrode of described amplifier P1 and process core
The VC pin of sheet U is connected, its negative electrode ground connection, its outfan the most also with process chip U IN pin be connected.
Described correction of frequency errors circuit is by field effect transistor MOS, audion VT4, P pole and the VNEG pin processing chip U
Be connected, diode D6 that N pole is connected with the source electrode of field effect transistor MOS, positive pole is connected with the colelctor electrode of audion VT4,
Be connected with the base stage of audion VT4 after polar capacitor C6, P electrode resistance R11 of minus earth, the diode D5 of N pole ground connection, just
The polar capacitor C7 that pole is connected with the base stage of audion VT4, be connected with the N pole of diode D5 after negative pole resistance R10, positive pole
After adjustable resistance R15, the drain electrode with field effect transistor MOS is connected, negative pole N pole with diode D5 after resistance R13 is connected
Polar capacitor C9, positive pole is connected with the adjustable side of adjustable resistance R15, negative pole after resistance R12 with the P pole phase of diode D5
The polar capacitor C8 connected, and one end is connected with the negative pole of polar capacitor C9, the other end is connected with the N pole of diode D5
Adjustable resistance R14 composition；The emitter stage of described audion VT4 respectively with process the FDBK pin of chip U and field effect transistor MOS
Grid be connected；The positive pole of described polar capacitor C7 also adjustable side with adjustable resistance R15 is connected；Described polar capacitor C9
Negative pole be also connected with signal output amplifier.
Described signal output amplifier is connected with the GPOS pin processing chip U by amplifier P3, audion VT5, P pole
Connect, diode D9 that N pole positive pole with amplifier P3 after resistance R19 is connected, positive pole after resistance R18 with diode D9's
Polar capacitor C10, the P pole that N pole is connected, negative pole is connected with the VOUT pin of process chip U and the VOUT pipe processing chip U
The output of diode D7, the N pole that foot is connected, N pole base stage with audion VT5 after resistance R16 is connected and amplifier P3
The diode D8 that end is connected, P pole negative pole with amplifier P3 after resistance R17 is connected, the output of positive pole and amplifier P3
End is connected, polar capacitor C11, P pole that negative pole is connected with the emitter stage of audion VT5 after resistance R20 with diode D9
The diode D10 that N pole is connected, N pole outfan with amplifier P3 after resistance R21 is connected, and positive pole and two poles
The polar capacitor C12 composition of ground connection after the N pole of pipe D9 is connected, negative pole is connected with the P pole of diode D10；Described amplifier
The minus earth of P3；The colelctor electrode of described audion VT5 is connected with the negative pole of polar capacitor C9；Described audion VT5 sends out
Emitter-base bandgap grading is as the outfan of signal output amplifier.
For the practical effect of the present invention, described process chip U the most preferentially have employed the integrated chip of AD603A and comes real
Existing.
The present invention compared with prior art, has the following advantages and beneficial effect:
(1) the interference electric wave signal in the signal received can be eliminated by the present invention；And the present invention can also be to numeral
Many cultivations wave phase of signal or frequency error are corrected, and make digital signal more steady；And can to output signal in faint
Current signal or charge signal are amplified, and make signal more stable, thus improve the present invention effect to signal processing, have
The accuracy of the operating position monitoring of the infrared light automatic identification equipment equipment each to flame system that the ensure that place furnace chamber of effect.
(2) the process chip U of the present invention the most preferentially have employed the integrated chip of AD603A and realizes, this chip and peripheral circuit
Combine, can effectively improve stability and the reliability of the present invention.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing thereof, the present invention is described in further detail, but embodiments of the present invention are not
It is limited to this.
Embodiment
During enforcement, the present invention is mainly by processing chip U, audion VT3, wireless receiver W, resistance R8, resistance R9, polarity
Electric capacity C4, polar capacitor C5, inductance L2, inductance L3, diode D4, signal receiving circuit, correction of frequency errors circuit, Yi Jixin
Number output amplifier composition.
During connection, the negative pole of polar capacitor C5 is connected with the GNEG pin processing chip U, and positive pole is with audion VT3's
Colelctor electrode is connected.The positive pole of polar capacitor C4 colelctor electrode with audion VT3 after inductance L2 is connected, negative pole and audion
The emitter stage of VT3 be connected after ground connection.The N pole of diode D4 emitter stage with audion VT3 after resistance R8 is connected, P pole
It is connected with the FDBK pin processing chip U after resistance R9.
Wherein, inductance L3 is serially connected between VC pin and the GPOS pin processing chip U.Signal receiving circuit is serially connected in nothing
Between line receiver W and the IN pin processing chip U.Correction of frequency errors circuit respectively with process chip U VNEG pin and
FDBK pin is connected.Signal output amplifier respectively with process the VOUT pin of chip U and GPOS pin and frequency by mistake
Difference correcting circuit is connected.Described signal receiving circuit is also connected with the VC pin processing chip U；Described process chip U's
IN pin also colelctor electrode with audion VT3 is connected, its GND pin ground connection.
During enforcement, described wireless receiver W has furnace chamber information for receiving continual the sending of transmitter module
Infrared light beam signal, the signal of reception is then converted to the signal of telecommunication and is transmitted by this wireless receiver W.And described audion
VT3, resistance R8, resistance R9, polar capacitor C4, polar capacitor C5, inductance L2 and diode D4 then define electromagnetism interference device,
What the external world can be produced by this electromagnetism interference device suppresses or weakens the electromagnetic interference signal processing chip U, the most really
Protect the process chip U effect to signal processing, thus improve the present invention treatment effect to signal.Reality for the present invention
Border using effect, described process chip U the most preferentially have employed the integrated chip of AD603A and realizes, and the VC pin of this chip is then with outward
Portion's power supply is connected, and the external power source of the present invention is 12V DC source.
Wherein, the interference electric wave signal in the signal received then is eliminated by the signal receiving circuit of the present invention；And
Many cultivations wave phase of digital signal or frequency error can also be corrected by the correction of frequency errors circuit of the present invention, make numeral letter
Number more steady.Meanwhile, the signal output amplifier of the present invention can be to the low current signal in the signal of output or electric charge letter
Number it is amplified, makes signal more stable, thus improve the present invention effect to signal processing.Described signal output is amplified
Circuit then by the digital data transmission after processing and amplifying to main controller, main controller then according to wireless signal processing system transmission number
Word information obtains the technological parameter of carbon roasting furnace after processing.Therefore the present invention can effectively guarantee that infrared light identifies automatically
The accuracy of the operating position monitoring of device equipment each to flame system place furnace chamber, and then ensure that calcining carbon furnace chamber number
The real-time storage of technological parameter and historical data can be inquired about.
Further, described signal receiving circuit is by amplifier P1, amplifier P2, audion VT1, audion VT2, resistance
R1, resistance R2, resistance R3, adjustable resistance R4, resistance R5, resistance R6, resistance R7, polar capacitor C1, polar capacitor C2, polarity electricity
Hold C3, inductance L1, diode D1, diode D2, and diode D3 composition.
During connection, the negative pole of polar capacitor C1 positive pole with amplifier P1 after resistance R1 is connected, and positive pole connects with wireless
The output stage receiving device W is connected.One end of resistance R2 is connected with the negative pole of amplifier P1, the other end and the collection of audion VT1
Electrode is connected.The positive pole of polar capacitor C2 is connected with the emitter stage of audion VT1, minus earth.The P pole warp of diode D2
After resistance R3, the colelctor electrode with audion VT1 is connected, and N pole negative pole with polar capacitor C2 after resistance R6 is connected.
Wherein, one end of resistance R5 is connected with the negative pole of polar capacitor C2, and the other end is connected with the positive pole of amplifier P2
Connect.The positive pole of polar capacitor C3 base stage with audion VT1 after inductance L1 is connected, and negative pole is connected with the positive pole of amplifier P2
Connect.The P pole of diode D3 be connected with the negative pole of amplifier P2 after ground connection, N pole after resistance R7 with the outfan of amplifier P2
It is connected.One end of adjustable resistance R4 is connected with the base stage of audion VT2, and the other end is connected with the positive pole of polar capacitor C3
Connect.The P pole of diode D1 is connected with the outfan of amplifier P1, and N pole is connected with the emitter stage of audion VT2.
The outfan of described amplifier P2 also colelctor electrode with audion VT2 is connected；The positive pole of described polar capacitor C3
The also negative pole with amplifier P1 is connected；The anelectrode of described amplifier P1 is connected with the VC pin processing chip U, its negative electricity
Pole ground connection, its outfan is the most also connected with the IN pin processing chip U.
Further, described correction of frequency errors circuit is by field effect transistor MOS, audion VT4, resistance R10, resistance
R11, resistance R12, resistance R13, adjustable resistance R14, adjustable resistance R15, polar capacitor C polar capacitor C6, polar capacitor C7, pole
Property electric capacity C8, polar capacitor C9, diode D5, and diode D6 composition.
During connection, the P pole of diode D6 is connected with the VNEG pin processing chip U, N pole and the source of field effect transistor MOS
Pole is connected.The positive pole of polar capacitor C6 is connected with the colelctor electrode of audion VT4, minus earth.The P electrode resistance of diode D5
After R11, the base stage with audion VT4 is connected, N pole ground connection.The positive pole of polar capacitor C7 is connected with the base stage of audion VT4,
After negative pole resistance R10, the N pole with diode D5 is connected.
Meanwhile, the drain electrode with field effect transistor MOS after adjustable resistance R15 of the positive pole of polar capacitor C9 is connected, negative pole warp
After resistance R13, the N pole with diode D5 is connected.The positive pole of polar capacitor C8 is connected with the adjustable side of adjustable resistance R15, negative
P pole with diode D5 after resistance R12, pole is connected.One end of adjustable resistance R14 is connected with the negative pole of polar capacitor C9,
The other end is connected with the N pole of diode D5.
The emitter stage of described audion VT4 is connected with the FDBK pin of process chip U and the grid of field effect transistor MOS respectively
Connect；The positive pole of described polar capacitor C7 also adjustable side with adjustable resistance R15 is connected；The negative pole of described polar capacitor C9 also with
Signal output amplifier is connected.
Yet further, described signal output amplifier by amplifier P3, audion VT5, resistance R16, resistance R17,
Resistance R18, resistance R19, resistance R20, resistance R21, polar capacitor C10, polar capacitor C11, polar capacitor C12, diode D8,
Diode D9, and diode D10 composition.
During connection, the P pole of diode D9 with process chip U GPOS pin be connected, N pole after resistance R19 with amplification
The positive pole of device P3 is connected.The positive pole of polar capacitor C10 N pole with diode D9 after resistance R18 is connected, negative pole and process
The VOUT pin of chip U is connected.The P pole of diode D7 is connected with the VOUT pin processing chip U, and N pole is after resistance R16
It is connected with the base stage of audion VT5.The N pole of diode D8 is connected with the outfan of amplifier P3, and P pole is after resistance R17
It is connected with the negative pole of amplifier P3.
Meanwhile, the positive pole of polar capacitor C11 is connected with the outfan of amplifier P3, negative pole and the transmitting of audion VT5
Pole is connected.N pole with diode D9 after resistance R20, the P pole of diode D10 is connected, N pole after resistance R21 with amplification
The outfan of device P3 is connected.The positive pole of polar capacitor C12 is connected with the N pole of diode D9, negative pole and the P of diode D10
Pole be connected after ground connection.The minus earth of described amplifier P3；The colelctor electrode of described audion VT5 and the negative pole of polar capacitor C9
It is connected；The emitter stage of described audion VT5 is as the outfan of signal output amplifier.
During operation, the polar capacitor C1 in the signal receiving circuit of the present invention as filter capacitor by wireless receiver W institute
Low frequency signal in the signal of telecommunication of transmission eliminates or suppresses, and the amplifier P1 of this signal receiving circuit and amplifier P2 shape
Having become second order impedor, the interference electric wave signal in the signal of telecommunication is eliminated by this second order impedor, makes the electric wave frequency of the signal of telecommunication
Rate is more stable；Wherein, many cultivations of the digital signal that the correction of frequency errors circuit of the present invention generates after then processing chip U conversion
Wave phase or frequency error are corrected, and make digital signal more steady.Meanwhile, the signal output amplifier of the present invention is to frequency
Low current signal or charge signal in the digital signal of error correction circuit transmission are amplified, and make the level frequent of signal
More stable, thus improve the present invention effect to signal processing.Described signal output amplifier is then by processing and amplifying
After digital data transmission to main controller, main controller then according to wireless signal processing system transmission digital information process after
Obtain the technological parameter of carbon roasting furnace, and then ensure that real-time storage and the history number of the technological parameter of calcining carbon furnace chamber number
According to being inquired about.
According to above-described embodiment, can well realize the present invention.
Claims (5)
1. a calcining carbon furnace chamber infrared light identification device signal processing system, it is characterised in that mainly by processing core
Sheet U, audion VT3, wireless receiver W, negative pole is connected with the GNEG pin processing chip U, the collection of positive pole and audion VT3
The polar capacitor C5 that electrode is connected, positive pole colelctor electrode with audion VT3 after inductance L2 is connected, negative pole and audion
The emitter stage of VT3 be connected after polar capacitor C4, the N pole of ground connection emitter stage with audion VT3 after resistance R8 be connected, P
Pole after resistance R9 with the diode D4 that is connected of FDBK pin processing chip U, be serially connected in the VC pin processing chip U with
Inductance L3 between GPOS pin, is serially connected in the signal receiving circuit between wireless receiver W and the IN pin processing chip U,
Respectively with the correction of frequency errors circuit processing the VNEG pin of chip U and FDBK pin is connected, and respectively with process core
The signal output amplifier composition that the VOUT pin of sheet U is connected with GPOS pin and correction of frequency errors circuit；Described
Signal receiving circuit is also connected with the VC pin processing chip U；The IN pin of described process chip U is also with audion VT3's
Colelctor electrode is connected, its GND pin ground connection.
A kind of calcining carbon furnace chamber infrared light identification device signal processing system the most according to claim 1, it is special
Levying and be, described signal receiving circuit is by amplifier P1, amplifier P2, audion VT1, audion VT2, and negative pole is after resistance R1
Be connected with the positive pole of amplifier P1, polar capacitor C1 that positive pole is connected with the output stage of wireless receiver W, one end and amplification
The resistance R2 that the negative pole of device P1 is connected, the other end is connected with the colelctor electrode of audion VT1, positive pole is sent out with audion VT1's
Emitter-base bandgap grading is connected, polar capacitor C2, the P pole of minus earth colelctor electrode with audion VT1 after resistance R3 is connected, N pole warp
The diode D2 that after resistance R6, negative pole with polar capacitor C2 is connected, one end is connected with the negative pole of polar capacitor C2, another
The resistance R5 that is connected with the positive pole of amplifier P2 of end, positive pole base stage with audion VT1 after inductance L1 is connected, negative pole and
Polar capacitor C3, the P pole that the positive pole of amplifier P2 is connected be connected with the negative pole of amplifier P2 after ground connection, N pole through resistance R7
The diode D3 that outfan with amplifier P2 is connected afterwards, one end is connected with the base stage of audion VT2, the other end and polarity
The adjustable resistance R4 that the positive pole of electric capacity C3 is connected, and P pole is connected with the outfan of amplifier P1, N pole and audion VT2
Emitter stage be connected diode D1 composition；The outfan of described amplifier P2 also colelctor electrode with audion VT2 is connected；
The positive pole of described polar capacitor C3 also negative pole with amplifier P1 is connected；The anelectrode of described amplifier P1 and process chip U
VC pin be connected, its negative electrode ground connection, its outfan the most also with process chip U IN pin be connected.
A kind of calcining carbon furnace chamber infrared light identification device signal processing system the most according to claim 2, it is special
Levying and be, described correction of frequency errors circuit is by field effect transistor MOS, audion VT4, P pole and the VNEG pin phase processing chip U
The diode D6 that connection, N pole are connected with the source electrode of field effect transistor MOS, positive pole is connected with the colelctor electrode of audion VT4, bears
Be connected with the base stage of audion VT4 after polar capacitor C6, P electrode resistance R11 of pole ground connection, the diode D5 of N pole ground connection, positive pole
The polar capacitor C7 being connected with the base stage of audion VT4, being connected with the N pole of diode D5 after negative pole resistance R10, positive pole warp
After adjustable resistance R15, the drain electrode with field effect transistor MOS is connected, negative pole is connected with the N pole of diode D5 after resistance R13
Polar capacitor C9, positive pole is connected with the adjustable side of adjustable resistance R15, negative pole P with diode D5 after resistance R12 is extremely connected
The polar capacitor C8 connect, and one end is connected with the negative pole of polar capacitor C9, the other end is connected with the N pole of diode D5
Adjustable resistance R14 forms；The emitter stage of described audion VT4 respectively with process the FDBK pin of chip U and field effect transistor MOS
Grid is connected；The positive pole of described polar capacitor C7 also adjustable side with adjustable resistance R15 is connected；Described polar capacitor C9's
Negative pole is also connected with signal output amplifier.
A kind of calcining carbon furnace chamber infrared light identification device signal processing system the most according to claim 3, it is special
Levying and be, described signal output amplifier is connected with the GPOS pin processing chip U by amplifier P3, audion VT5, P pole
Connect, diode D9 that N pole positive pole with amplifier P3 after resistance R19 is connected, positive pole after resistance R18 with diode D9's
Polar capacitor C10, the P pole that N pole is connected, negative pole is connected with the VOUT pin of process chip U and the VOUT pipe processing chip U
The output of diode D7, the N pole that foot is connected, N pole base stage with audion VT5 after resistance R16 is connected and amplifier P3
The diode D8 that end is connected, P pole negative pole with amplifier P3 after resistance R17 is connected, the output of positive pole and amplifier P3
End is connected, polar capacitor C11, P pole that negative pole is connected with the emitter stage of audion VT5 after resistance R20 with diode D9
The diode D10 that N pole is connected, N pole outfan with amplifier P3 after resistance R21 is connected, and positive pole and two poles
The polar capacitor C12 composition of ground connection after the N pole of pipe D9 is connected, negative pole is connected with the P pole of diode D10；Described amplifier
The minus earth of P3；The colelctor electrode of described audion VT5 is connected with the negative pole of polar capacitor C9；Described audion VT5 sends out
Emitter-base bandgap grading is as the outfan of signal output amplifier.
A kind of calcining carbon furnace chamber infrared light identification device signal processing system the most according to claim 4, it is special
Levying and be, described process chip U is the integrated chip of AD603A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610752706.2A CN106325158A (en) | 2016-08-29 | 2016-08-29 | Signal processing system for carbon roaster chamber number infrared identification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610752706.2A CN106325158A (en) | 2016-08-29 | 2016-08-29 | Signal processing system for carbon roaster chamber number infrared identification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106325158A true CN106325158A (en) | 2017-01-11 |
Family
ID=57788304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610752706.2A Withdrawn CN106325158A (en) | 2016-08-29 | 2016-08-29 | Signal processing system for carbon roaster chamber number infrared identification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106325158A (en) |
-
2016
- 2016-08-29 CN CN201610752706.2A patent/CN106325158A/en not_active Withdrawn
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Application publication date: 20170111 |
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| WW01 | Invention patent application withdrawn after publication |