CN111464174A - Sewage treatment monitoring system - Google Patents
Sewage treatment monitoring system Download PDFInfo
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- CN111464174A CN111464174A CN202010299433.7A CN202010299433A CN111464174A CN 111464174 A CN111464174 A CN 111464174A CN 202010299433 A CN202010299433 A CN 202010299433A CN 111464174 A CN111464174 A CN 111464174A
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- operational amplifier
- signal
- resistor
- capacitor
- triode
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- 239000010865 sewage Substances 0.000 title claims abstract description 34
- 238000012544 monitoring process Methods 0.000 title claims abstract description 27
- 239000003990 capacitor Substances 0.000 claims abstract description 38
- 238000005070 sampling Methods 0.000 claims abstract description 18
- 238000001514 detection method Methods 0.000 claims abstract description 8
- 230000001360 synchronised effect Effects 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 description 5
- 230000003750 conditioning effect Effects 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 101000860173 Myxococcus xanthus C-factor Proteins 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/0175—Coupling arrangements; Interface arrangements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
- H03K5/24—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Nonlinear Science (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses a sewage treatment monitoring system, which comprises a signal sampling module and an amplitude modulation calibration module, wherein the signal sampling module adopts a signal sampler J1 with the model of DAM-3056AH to sample data signals in the sewage treatment monitoring system, the amplitude modulation calibration module adopts an adjustable resistor RW1, an adjustable resistor RW2, a triode Q1 and a capacitor C3 to form an amplitude modulation detection circuit to adjust the waveform amplitude of the signals, one path of the amplitude modulation detection circuit adopts an operational amplifier AR1, an inductor L1 and a triode Q3 to form a frequency modulation circuit to filter out high-frequency signal components in the signals, the other path of the amplitude detection circuit adopts an operational amplifier AR3, a capacitor C4 and a capacitor C5 to form a noise reduction circuit to reduce the signal noise ratio, the signal at the same-phase input end of the operational amplifier AR1 affects the signal at the opposite-phase input end of the operational amplifier AR3, the amplitudes of the two paths are synchronous, and the signal is finally transmitted to a sewage treatment monitoring system terminal through a signal transmitter E1.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a sewage treatment monitoring system.
Background
At present, sewage treatment in the industries of petroleum drilling, refining, chemical industry, electric power, pharmacy, medicine and the like is increasingly concerned, the sewage treatment is related to the development of the whole ecological industry and is also an important link of human health development, but certain loopholes exist in pure manual spot check monitoring or factory monitoring, the sewage treatment is subjected to data monitoring along with the development of big data, however, the sewage is polluted by different pollution sources to become different water qualities, the corresponding sewage treatment processes are different, and more process equipment are included, so that the collected sewage data need to be continuously contrasted and analyzed, and errors of data information received by a sewage treatment monitoring system are avoided.
Disclosure of Invention
In view of the above situation, an object of the present invention is to provide a sewage treatment monitoring system, which can sample and calibrate data signals in the sewage treatment monitoring system and convert the data signals into calibration reference signals of a sewage treatment monitoring system terminal.
The technical scheme includes that the sewage treatment monitoring system comprises a signal sampling module and an amplitude modulation calibration module, the signal sampling module adopts a signal sampler J1 with the model of DAM-3056AH to sample data signals in the sewage treatment monitoring system, the amplitude modulation calibration module adopts an adjustable resistor RW1, an adjustable resistor RW2, a triode Q1 and a capacitor C3 to form an amplitude modulation detection circuit to adjust the waveform amplitude of the signals, the signals are adjusted in two ways, one way adopts an operational amplifier AR1, an inductor L and the triode Q3 to form a frequency modulation circuit to filter high-frequency signal components in the signals, meanwhile, the operational amplifier AR2 is used to buffer the signals, the other way adopts an operational amplifier 63AR 62, a capacitor C4 and a capacitor C5 to form a noise reduction circuit to reduce the signal noise ratio, and the signal at the in-phase input end of the operational amplifier AR1 influences the signal at the anti-phase input end of the operational amplifier AR3, so that the amplitudes of the two ways of the signals are synchronous, and finally.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following advantages;
1. the power supply +5V is used for providing basic voltage for the triode Q1 through voltage division of the adjustable resistor RW2, the problem that the potential of an output signal of a signal sampler J1 of DAM-3056AH is low can be solved, the adjustable resistor RW1 is used for dividing the voltage of the output signal of the signal sampling module, meanwhile, the capacitor C2 is charged and discharged to adjust the potential of an emitter of the triode Q1, when the capacitor C2 is charged, the emitter of the triode Q1 is low in potential, the triode Q1 is not conducted, signals are normally input into the next loop, when the capacitor C2 is charged and enters the discharging process, the potential of the emitter of the triode Q1 is gradually reduced, the triode Q1 is conducted, the triode Q1 is divided, the chopping effect is achieved, and signal;
2. an operational amplifier AR1, an inductor L1 and a triode Q3 are used for forming a frequency modulation circuit to filter high-frequency signal components in signals, the inductor L1 is used for filtering the high-frequency signal components in the signals, the triode Q3 is used for amplifying signal current, the operational amplifier AR2 is used for buffering the signals, a noise reduction circuit is formed by two circuits of the operational amplifier AR3, a capacitor C4 and a capacitor C5 to reduce the signal-to-noise ratio, low-frequency noise is filtered by a capacitor C4 and a capacitor C5, the signal-to-noise ratio is reduced, signals at the same-phase input end of an operational amplifier AR1 affect signals at the opposite-phase input end of the operational amplifier AR3, the amplitudes of the two signals can be synchronized, the amplitude of the signal waveform is further calibrated.
Drawings
FIG. 1 is a block diagram of an amplitude modulation calibration of a wastewater treatment monitoring system according to the present invention.
FIG. 2 is a block diagram of a signal sampling module of a sewage treatment monitoring system according to the present invention.
Detailed Description
The foregoing and other aspects, features and advantages of the invention will be apparent from the following more particular description of embodiments of the invention, as illustrated in the accompanying drawings in which reference is made to figures 1-2. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
The first embodiment is that a sewage treatment monitoring system comprises a signal sampling module and an amplitude modulation calibration module, wherein the signal sampling module samples data signals in the sewage treatment monitoring system by using a signal sampler J1 with the model of DAM-3056AH, the amplitude modulation calibration module uses an adjustable resistor RW1, an adjustable resistor RW2, a triode Q1 and a capacitor C3 to form an amplitude modulation detection circuit to adjust the waveform amplitude of the signals, the signals are adjusted by two paths, one path uses an operational amplifier AR1, an inductor L1 and the triode Q3 to form a frequency modulation circuit to filter high-frequency signal components in the signals, the operational amplifier AR 7 is used to buffer the signals, the other path uses an operational amplifier AR3, a capacitor C4 and a capacitor C5 to form a noise reduction circuit to reduce the signal-to-noise ratio, and the operational amplifier 737AR 3 affects the signal at the non-phase input end of the operational amplifier AR3 to enable the amplitudes of the two paths to be synchronous, and finally the signals are sent to a terminal of;
the amplitude modulation calibration module utilizes an adjustable resistor RW1, an adjustable resistor RW2, a triode Q1 and a capacitor C3 to form an amplitude modulation detection circuit to adjust the amplitude of a signal waveform, utilizes a power supply +5V to provide a basic voltage for a triode Q1 through voltage division by an adjustable resistor RW2, can overcome the problem that the potential of an output signal of a DAM-3056AH signal sampler J1 is low, utilizes the adjustable resistor RW1 to divide the voltage of the output signal of the signal sampling module, and simultaneously utilizes the capacitor C1 to charge and discharge to adjust the potential of an emitter of the triode Q1, when the capacitor C1 is charged, the emitter of the triode Q1 is at a low potential, the triode Q1 is not conducted, the signal is normally input into a next loop, when the capacitor C1 is charged and enters a discharging process, the potential of the emitter of the triode Q1 is gradually reduced, the triode Q1 is conducted, the voltage division is realized, the spike of a chopping function, then the signal spike is eliminated, then two paths of signal conditioning the signal conditioning, one path of the signal conditioning amplifier, one path of the signal conditioning amplifier, the signal of an inductor Q1, the signal of the signal processing circuit composed of the inverter 1, the signal of the signal processing terminal of the inverter 1, the signal of the signal processing terminal of the sewage signal processing terminal 1, and the signal of the signal processing terminal of the sewage system, the terminal 1, the terminal of the terminal, the signal of the sewage signal of the terminal 1, the sewage signal processing terminal 1 is further monitor and the sewage signal processing terminal 1;
the amplitude modulation calibration module comprises a triode Q, a collector of the triode Q is connected with one end of an adjustable resistor RW, a sliding end of the adjustable resistor RW, a resistor R-one end of a resistor R-resistor R, an emitter of the triode Q is connected with one end of the adjustable resistor RW, one end of a capacitor R, the other end of the capacitor C, the sliding end of the adjustable resistor RW is connected with the other end of the capacitor C, the other end of the resistor R is grounded, the other end of the adjustable resistor RW is connected with the other end of the resistor R, a base of the triode Q is connected with the resistor R, one end of the resistor R and one end of an operational amplifier AR, an output end of the operational amplifier AR is connected with one end of the inductor R, an emitter of the triode Q, an in-phase input end of the operational amplifier AR, one end of a base resistor R of the resistor R, the other end of the resistor R is connected with an input end of the operational amplifier R, one end of the operational amplifier AR is connected with one end of the resistor R, an output end of the operational amplifier R is connected with one end of the amplifier, an output end of the amplifier, an emitter of the amplifier R is connected with the other end of the amplifier, an input end of the operational amplifier, an output end of the amplifier, an input end of the amplifier R is connected with the amplifier, an input end of the amplifier R is connected with an input end of the amplifier, an input end of the amplifier.
On the basis of the scheme, the signal sampling module adopts a DAM-3056AH signal sampler J1 to sample data signals in the sewage treatment monitoring system, and a power supply end of the signal sampler J1 is connected with a power supply
+5V, the ground terminal of the signal sampler J1 is grounded, the output terminal of the signal sampler J1 is connected to the negative electrode of the voltage regulator D1 and one end of the resistor R1, the positive electrode of the voltage regulator D1 is grounded, the other terminal of the resistor R1 is connected to one end of the capacitor C1 and the other end of the adjustable resistor RW1, and the other end of the capacitor C1 is grounded.
When the system is used, the sewage treatment monitoring system comprises a signal sampling module and an amplitude modulation calibration module, wherein the signal sampling module samples data signals in the sewage treatment monitoring system by using a signal sampler J1 with the model of DAM-3056AH, the amplitude modulation calibration module uses an adjustable resistor RW1, an adjustable resistor RW2, a triode Q1 and a capacitor C1 to form an amplitude modulation detection circuit to adjust the amplitude of the signal waveform, a power supply +5V is used for dividing the voltage by the adjustable resistor RW1 to provide a basic voltage for the triode Q1, the problem that the potential of an output signal of the signal sampler J1 of the DAM-3056AH is low is solved, the voltage of the output signal of the signal sampling module is divided by using the adjustable resistor RW1, the potential of an emitter of the triode Q1 is adjusted by charging and discharging of the capacitor C1, when the capacitor C1 is charged, the triode Q1 emits a low potential, the triode Q1 is not conducted, the signal is normally input into a next loop, when the capacitor C1 is charged, the capacitor C is used for charging and discharging, the AR is used for monitoring the amplitude of the AC signal, the AC signal is further filtered by using the AC signal, the AC signal is filtered by using the AC signal, the AC signal processing terminal 1, the equivalent noise of the three-noise reduction of the three-phase-noise reduction system, the three-phase-noise signal processing triode C signal processing system, the three-phase-noise signal processing system 1, the three-phase-noise reduction and the three-noise reduction of the three-signal sampling module 1, the three-phase-signal processing system 1, the three-phase-noise-phase-signal synchronous signal sampling module 1, the three-noise reduction of the three-noise-signal synchronous signal processing system is further-signal processing triode C signal processing system, the three-signal processing system 1, the three-phase-noise-.
While the invention has been described in further detail with reference to specific embodiments thereof, it is not intended that the invention be limited to the specific embodiments thereof; for those skilled in the art to which the present invention pertains and related technologies, the extension, operation method and data replacement should fall within the protection scope of the present invention based on the technical solution of the present invention.
Claims (2)
1. A sewage treatment monitoring system comprises a signal sampling module and an amplitude modulation calibration module, and is characterized in that the signal sampling module samples data signals in the sewage treatment monitoring system by using a signal sampler J1 with the model of DAM-3056AH, the amplitude modulation calibration module uses an adjustable resistor RW1, an adjustable resistor RW2, a triode Q1 and a capacitor C3 to form an amplitude modulation detection circuit to adjust the waveform amplitude of the signals, the signals are adjusted by two paths, one path uses an operational amplifier AR1, an inductor L1 and the triode Q3 to form a frequency modulation circuit to filter high-frequency signal components in the signals, the operational amplifier AR 7 is used to buffer the signals, the other path uses an operational amplifier AR3, a capacitor C4 and a capacitor C5 to form a noise reduction circuit to reduce the signal-to-noise ratio, and the operational amplifier 737AR 3 affects the signal at the non-phase input end of the operational amplifier AR3 to enable the amplitudes of the two paths to be synchronous, and finally the signals are sent to a sewage treatment monitoring;
the amplitude modulation calibration module comprises a triode Q, a collector of the triode Q is connected with one end of an adjustable resistor RW, a sliding end of the adjustable resistor RW, a resistor R, one end of a resistor R-resistor R, an emitter of the triode Q is connected with one end of the adjustable resistor RW, one end of a capacitor C, a sliding end of the adjustable resistor RW is connected with the other end of the capacitor C, the other end of the resistor R is grounded, the other end of the adjustable resistor RW is connected with the other end of the resistor R, a base of the triode Q is connected with the resistor R, one end of the capacitor C is grounded, the other end of the adjustable resistor RW is connected with a power supply +5V, the other end of the resistor R is connected with one end of an inductor 1 and a non-inverting input end of an operational amplifier AR, an inverting input end of the operational amplifier AR is connected with the other end of the resistor R and one end of the resistor R, an output end of the operational amplifier AR is connected with one end of the inductor 1, an emitter of the triode Q, an in-phase input end of the operational amplifier AR, an inverting input end of the operational amplifier R and an inverting input end of the operational amplifier, an inverting input end of the operational amplifier R and an output end of the operational amplifier, an inverting input end of the operational amplifier, an output end of the operational amplifier, an inverting resistor R and an output end of the operational amplifier, an inverting amplifier of the operational amplifier, an output end of the operational amplifier R.
2. The sewage treatment monitoring system of claim 1, wherein the signal sampling module comprises a signal sampler J1 with model number DAM-3056AH, a power supply end of the signal sampler J1 is connected with +5V, a grounding end of the signal sampler J1 is grounded, an output end of the signal sampler J1 is connected with a negative electrode of a voltage regulator tube D1 and one end of a resistor R1, an anode of the voltage regulator tube D1 is grounded, the other end of the resistor R1 is connected with one end of a capacitor C1 and the other end of an adjustable resistor RW1, and the other end of the capacitor C1 is grounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010299433.7A CN111464174A (en) | 2020-04-16 | 2020-04-16 | Sewage treatment monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010299433.7A CN111464174A (en) | 2020-04-16 | 2020-04-16 | Sewage treatment monitoring system |
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| Publication Number | Publication Date |
|---|---|
| CN111464174A true CN111464174A (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010299433.7A Pending CN111464174A (en) | 2020-04-16 | 2020-04-16 | Sewage treatment monitoring system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1405248A (en) * | 1964-04-29 | 1965-07-09 | Prec Mecanique Labinal | Improvements to automatic volume control in re-transmitters and television receivers |
| CN103178530A (en) * | 2013-04-15 | 2013-06-26 | 四川极度电控***制造有限责任公司 | Intelligent high-voltage thyristor switched capacitor (TSC) reactive compensation device |
| CN110376989A (en) * | 2019-07-22 | 2019-10-25 | 郑州工程技术学院 | A kind of industrial control system based on big data |
| CN110658805A (en) * | 2019-09-30 | 2020-01-07 | 河南鑫安利消防安全评价有限公司 | Signal calibration circuit of industrial building fire-fighting system |
| CN110988579A (en) * | 2019-12-31 | 2020-04-10 | 国网河南省电力公司信息通信公司 | Power grid fault real-time monitoring system |
-
2020
- 2020-04-16 CN CN202010299433.7A patent/CN111464174A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1405248A (en) * | 1964-04-29 | 1965-07-09 | Prec Mecanique Labinal | Improvements to automatic volume control in re-transmitters and television receivers |
| CN103178530A (en) * | 2013-04-15 | 2013-06-26 | 四川极度电控***制造有限责任公司 | Intelligent high-voltage thyristor switched capacitor (TSC) reactive compensation device |
| CN110376989A (en) * | 2019-07-22 | 2019-10-25 | 郑州工程技术学院 | A kind of industrial control system based on big data |
| CN110658805A (en) * | 2019-09-30 | 2020-01-07 | 河南鑫安利消防安全评价有限公司 | Signal calibration circuit of industrial building fire-fighting system |
| CN110988579A (en) * | 2019-12-31 | 2020-04-10 | 国网河南省电力公司信息通信公司 | Power grid fault real-time monitoring system |
Non-Patent Citations (1)
| Title |
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| 陈峦;陈池;: "150kW交流稳压电源***", 装备制造技术, no. 09 * |
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