CN104897869A - Riverway vegetation cover monitoring system - Google Patents
Riverway vegetation cover monitoring system Download PDFInfo
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- CN104897869A CN104897869A CN201510334614.8A CN201510334614A CN104897869A CN 104897869 A CN104897869 A CN 104897869A CN 201510334614 A CN201510334614 A CN 201510334614A CN 104897869 A CN104897869 A CN 104897869A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 230000003321 amplification Effects 0.000 claims abstract description 10
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 10
- 238000001514 detection method Methods 0.000 claims abstract description 9
- 238000004134 energy conservation Methods 0.000 claims description 11
- 230000000087 stabilizing effect Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention discloses a riverway vegetation cover monitoring system. The system comprises a central server and a remote terminal unit, wherein the remote terminal unit comprises a central control unit, a power supply, a signal transceiving mechanism, an RTC (real time clock), a data interface, a FLASH memory and a water quality detection structure; the power supply comprises a solar battery and an energy-saving and voltage-stabilizing circuit; the water quality detection structure comprises an AD (analog to digital) converter, a conductivity sensor, a water level sensor and a comparator; the signal transceiving mechanism comprises a positioning module, a signal emitter and a signal transceiving antenna, and a signal amplification circuit connected with the signal transceiving antenna is further arranged in the signal emitter; the energy-saving and voltage-stabilizing circuit comprises an energy-saving circuit and a voltage-stabilizing circuit connected with the energy-saving circuit. According to the riverway vegetation cover monitoring system, the water quality and vegetation cover conditions can be monitored and calculated in real time, the labor consumption is reduced, and the whole monitoring process is simplified.
Description
Technical field
The invention belongs to environmental monitoring field, particularly a kind of river course vegetative coverage monitoring system long-rangely can carrying out river course monitoring.
Background technology
Day by day serious along with water pollution, the water quality of watershed and the monitoring of vegetation have also been got up by people's pay attention to day by day.Mainly lean on regular inspection in the prior art and detect to have come watershed water quality and vegetative coverage condition monitoring, monitoring so needs the time of at substantial and manpower to complete, its instantaneity is too low, is unfavorable for Real-Time Monitoring water quality and vegetative coverage situation.
Summary of the invention
The object of the invention is to the problem overcoming above-mentioned water quality and vegetative coverage condition monitoring difficulty, river course vegetative coverage monitoring system is provided, can be instant carry out monitoring to water quality and vegetative coverage situation and calculate, reduces the consumption of manpower, simplifies the process of whole monitoring.
To achieve these goals, the present invention realizes by the following technical solutions:
River course vegetative coverage monitoring system, comprises central server, and is connected the telemetry terminal system be connected with central server by wireless network; Described telemetry terminal system by central controller, and is connected to power supply, signal transmitting and receiving structure, RTC real-time clock, data-interface, FLASH memory, the water quality detection structure composition on central controller; Power supply is made up of solar cell and the energy-conservation mu balanced circuit be arranged between solar cell and central controller; Water quality detection structure by the AD converter be connected with central controller, the conductivity sensor be connected with AD converter by comparer, and being formed by the level sensor that another comparer is connected with AD converter; Signal transmitting and receiving structure is by the locating module be connected with central controller respectively, signal projector, and form with the signal transmitting and receiving antenna that this locating module is connected with signal projector, in signal projector, be also provided with the signal amplification circuit be connected with signal transmitting and receiving antenna; simultaneously Described energy-conservation mu balanced circuit is then by energy-saving circuit, and the mu balanced circuit be connected with energy-saving circuit forms.
Further, described mu balanced circuit is by triode VT6, triode VT7, N pole is connected with the collector of triode VT6, the diode D8 that P pole is connected with the base stage of triode VT7 after resistance R13, negative pole is connected with the collector of triode VT6 after resistance R11, the electric capacity C6 that positive pole is connected with the P pole of diode D8 after inductance L 6, one end is connected with the negative pole of electric capacity C6, the resistance R12 that the other end is connected with the base stage of triode VT6, positive pole is connected with the base stage of triode VT7, the electric capacity C7 that negative pole is connected with the collector of triode VT7, one end is connected with the negative pole of electric capacity C7, the resistance R14 that the other end is connected with the base stage of triode VT6, and one end is connected with the positive pole of electric capacity C7, the resistance R15 that the other end is connected with the base stage of triode VT6 forms, wherein, the emitter of triode VT6 is connected with the emitter of triode VT7, and the two ends of resistance R15 form the output terminal of circuit.
Further, described energy-saving circuit is by triode VT1, triode VT2, triode VT3, triode VT4, triode VT5, transformer T1, positive pole is connected with the base stage of triode VT1, the electric capacity C2 that negative pole is connected with the collector of triode VT1 after resistance R2, the resistance R1 in parallel with electric capacity C2, one end is connected with the emitter of triode VT2, the resistance R3 that the other end is connected with the negative pole of electric capacity C2, P pole is connected with the base stage of triode VT3, the diode D5 that N pole is connected with the base stage of triode VT5, positive pole is connected with the collector of triode VT5, the electric capacity C3 that negative pole is connected with the emitter of triode VT5 after resistance R6, the resistance R5 in parallel with electric capacity C3, one end is connected with the emitter of triode VT4, the resistance R8 that the other end is connected with the negative pole of electric capacity C3, positive pole is connected with the positive pole of electric capacity C2, the electric capacity C1 that negative pole is connected with the negative pole of electric capacity C3, N pole is connected with the positive pole of electric capacity C1, the diode D1 that P pole is connected with the negative pole of electric capacity C1 after diode D3, N pole is connected with the positive pole of electric capacity C1, the diode D2 that P pole is connected with the negative pole of electric capacity C1 after diode D4, N pole is connected with the base stage of triode VT4 after resistance R9, the diode D7 that P pole is connected with the negative pole of electric capacity C3, N pole is connected with the base stage of triode VT2 after resistance R4, the diode D6 that P pole is connected with the emitter of triode VT3, one end is connected with the P pole of diode D6, the resistance R7 that the other end is connected with the base stage of triode VT4, one end is connected with the base stage of triode VT4, the resistance R10 that the other end is connected with the Same Name of Ends of the former limit telefault L4 of transformer T1, positive pole is connected with the non-same polarity of the former limit telefault L4 of transformer T1, the electric capacity C5 that negative pole is connected with the P pole of diode D7, one end is connected with the base stage of triode VT2, the inductance L 1 that the other end is connected with the Same Name of Ends of the former limit telefault L2 of transformer T1, positive pole is connected with the non-same polarity of the former limit telefault L2 of transformer T1, the electric capacity C4 that negative pole is connected with the P pole of diode D6, and one end is connected with the non-same polarity of the secondary inductance coil L3 of transformer T1, the inductance L 5 that the other end is connected with the negative pole of electric capacity C6 in mu balanced circuit forms, wherein, the emitter of triode VT1 is connected with the collector of triode VT2, the emitter of triode VT3 is connected with the negative pole of electric capacity C2, the collector of triode VT3 is connected with the collector of triode VT4, electric capacity C4 is also connected with the Same Name of Ends of the secondary inductance coil L3 of transformer T1, and the base stage of triode VT1 is also connected with the positive pole of electric capacity C6 in mu balanced circuit.
Further, above-mentioned signal amplification circuit is by triode VT8, triode VT9, triode VT10, triode VT1, triode VT12, triode VT13, positive pole is connected with the emitter of triode VT8 after diode D9, the electric capacity C8 that negative pole is connected with the emitter of triode VT12 after resistance R16, positive pole is connected with the base stage of triode VT8, negative pole is in turn through resistance R23, the electric capacity C9 of ground connection after electric capacity C11, one end is connected with the emitter of triode VT8, the inductance L 7 that the other end is connected with the negative pole of electric capacity C9, N pole is connected with the base stage of triode VT8 the diode D10 that P pole is connected with the collector of triode VT10, P pole is connected with the negative pole of electric capacity C9, the diode D13 that N pole is connected with the emitter of triode VT10, one end is connected with the base stage of triode VT12, the resistance R17 that the other end is connected with the base stage of triode VT10, be serially connected in the resistance R18 between the base stage of triode VT10 and emitter, N pole is connected with the base stage of triode VT10, the voltage stabilizing diode D11 that P pole is connected with the collector of triode VT13, be serially connected in the resistance R20 between the base stage of triode VT13 and collector, one end is connected with the P pole of voltage stabilizing diode D11, the resistance R21 of other end ground connection, one end is connected with the base stage of triode VT13, the resistance R22 of other end ground connection, P pole is connected with the collector of triode VT11, the diode D12 that N pole is connected with the P pole of voltage stabilizing diode D11, one end is connected with the N pole of diode D12, the resistance R19 that the other end is connected with the base stage of triode VT11, and positive pole is connected with the N pole of diode D13, the electric capacity C10 that negative pole is connected with the N pole of diode D12 forms, wherein, the collector of triode VT8 is connected with the base stage of triode VT9, the base stage of triode VT8 is connected with the collector of triode VT12, the emitter of triode VT9 is connected with the emitter of triode VT11, the base stage of triode VT13 is connected with the emitter of triode VT12, the grounded emitter of triode VT13
As preferably, described triode VT1, triode VT2, triode VT4, triode VT5, triode VT6, triode VT9, triode VT12 and triode VT13 are NPN type triode, and triode VT3, triode VT7, triode VT8, triode VT10 and triode VT11 are PNP type triode.
The present invention comparatively prior art compares, and has the following advantages and beneficial effect:
(1) the present invention completes detection and the collection of data by telemetry terminal system, without the need to carrying out manual data collection, greatly reduces the input of human cost.
(2) signal projector of the present invention completes the data interaction of central controller and central server, data transmission is carried out without the need to arranging cable at the scene, reduce product and use required input, it is also more convenient when equipment needs migration, data carry out collection and classification at central server, and automatically processed by central server, calculated by the vegetation coverage of data to river course after process, well reduce the working strength of staff, improve work efficiency.
(3) the present invention is provided with energy-conservation mu balanced circuit; this energy-conservation mu balanced circuit better can reduce the power consumption of equipment; simultaneously can better stable power-supplying time voltage; when avoiding production, voltage fluctuation is on the impact of equipment; better protect the safety in operation of equipment, improve the serviceable life of equipment.
(4) the present invention is provided with signal amplification circuit, can carry out amplification process, further increasing needing in signal projector the signal launched the distance of Signal transmissions, thus improve the scope of application of product.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present invention.
Fig. 2 is the circuit diagram of energy-conservation mu balanced circuit of the present invention.
Fig. 3 is the circuit diagram of signal amplification circuit of the present invention.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
Embodiment 1
As Figure 1-3, river course vegetative coverage monitoring system, comprises central server, and is connected the telemetry terminal system be connected with central server by wireless network; Described telemetry terminal system by central controller, and is connected to power supply, signal transmitting and receiving structure, RTC real-time clock, data-interface, FLASH memory, the water quality detection structure composition on central controller; Power supply is made up of solar cell and the energy-conservation mu balanced circuit be arranged between solar cell and central controller; Water quality detection structure by the AD converter be connected with central controller, the conductivity sensor be connected with AD converter by comparer, and being formed by the level sensor that another comparer is connected with AD converter; Signal transmitting and receiving structure is by the locating module be connected with central controller respectively, signal projector, and form with the signal transmitting and receiving antenna that this locating module is connected with signal projector, in signal projector, be also provided with the signal amplification circuit be connected with signal transmitting and receiving antenna; simultaneously Described energy-conservation mu balanced circuit is then by energy-saving circuit, and the mu balanced circuit be connected with energy-saving circuit forms.
Wherein locating module is any one or the multiple module in GPRS module or GPS module or Big Dipper module.
Mu balanced circuit by triode VT6, triode VT7, resistance R11, resistance R12, resistance R13, resistance R14, resistance R15, electric capacity C6, electric capacity C7, diode D8, and inductance L 6 forms.During connection, the N pole of diode D8 is connected with the collector of triode VT6, P pole is connected with the base stage of triode VT7 after resistance R13, the negative pole of electric capacity C6 is connected with the collector of triode VT6 after resistance R11, positive pole is connected with the P pole of diode D8 after inductance L 6, one end of resistance R12 is connected with the negative pole of electric capacity C6, the other end is connected with the base stage of triode VT6, the positive pole of electric capacity C7 is connected with the base stage of triode VT7, negative pole is connected with the collector of triode VT7, one end of resistance R14 is connected with the negative pole of electric capacity C7, the other end is connected with the base stage of triode VT6, one end of resistance R15 is connected with the positive pole of electric capacity C7, the other end is connected with the base stage of triode VT6, wherein, the emitter of triode VT6 is connected with the emitter of triode VT7, and the two ends of resistance R15 form the output terminal of circuit.
Energy-saving circuit by triode VT1, triode VT2, triode VT3, triode VT4, triode VT5, transformer T1, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C4, electric capacity C5, diode D1, diode D2, diode D3, diode D4, diode D5, diode D6, diode D7, and inductance L 1 forms.During connection, the positive pole of electric capacity C2 is connected with the base stage of triode VT1, negative pole is connected with the collector of triode VT1 after resistance R2, resistance R1 is in parallel with electric capacity C2, one end of resistance R3 is connected with the emitter of triode VT2, the other end is connected with the negative pole of electric capacity C2, the P pole of diode D5 is connected with the base stage of triode VT3, N pole is connected with the base stage of triode VT5, the positive pole of electric capacity C3 is connected with the collector of triode VT5, negative pole is connected with the emitter of triode VT5 after resistance R6, resistance R5 is in parallel with electric capacity C3, one end of resistance R8 is connected with the emitter of triode VT4, the other end is connected with the negative pole of electric capacity C3, the positive pole of electric capacity C1 is connected with the positive pole of electric capacity C2, negative pole is connected with the negative pole of electric capacity C3, the N pole of diode D1 is connected with the positive pole of electric capacity C1, P pole is connected with the negative pole of electric capacity C1 after diode D3, the N pole of diode D2 is connected with the positive pole of electric capacity C1, P pole is connected with the negative pole of electric capacity C1 after diode D4, the N pole of diode D7 is connected with the base stage of triode VT4 after resistance R9, P pole is connected with the negative pole of electric capacity C3, the N pole of diode D6 is connected with the base stage of triode VT2 after resistance R4, P pole is connected with the emitter of triode VT3, one end of resistance R7 is connected with the P pole of diode D6, the other end is connected with the base stage of triode VT4, one end of resistance R10 is connected with the base stage of triode VT4, the other end is connected with the Same Name of Ends of the former limit telefault L4 of transformer T1, the positive pole of electric capacity C5 is connected with the non-same polarity of the former limit telefault L4 of transformer T1, negative pole is connected with the P pole of diode D7, one end of inductance L 1 is connected with the base stage of triode VT2, the other end is connected with the Same Name of Ends of the former limit telefault L2 of transformer T1, the positive pole of electric capacity C4 is connected with the non-same polarity of the former limit telefault L2 of transformer T1, negative pole is connected with the P pole of diode D6, one end of inductance L 5 is connected with the non-same polarity of the secondary inductance coil L3 of transformer T1, the other end is connected with the negative pole of electric capacity C6 in mu balanced circuit, wherein, the emitter of triode VT1 is connected with the collector of triode VT2, the emitter of triode VT3 is connected with the negative pole of electric capacity C2, the collector of triode VT3 is connected with the collector of triode VT4, electric capacity C4 is also connected with the Same Name of Ends of the secondary inductance coil L3 of transformer T1, and the base stage of triode VT1 is also connected with the positive pole of electric capacity C6 in mu balanced circuit.
Signal amplification circuit by triode VT8, triode VT9, triode VT10, triode VT1, triode VT12, triode VT13, resistance R16, resistance R17, resistance R18, resistance R19, resistance R20, resistance R21, resistance R22, resistance R23, electric capacity C8, electric capacity C9, electric capacity C10, diode D9, diode D10, voltage stabilizing diode D11, and diode D12 forms.During connection, the positive pole of electric capacity C8 is connected with the emitter of triode VT8 after diode D9, negative pole is connected with the emitter of triode VT12 after resistance R16, the positive pole of electric capacity C9 is connected with the base stage of triode VT8, negative pole is in turn through resistance R23, ground connection after electric capacity C11, one end of inductance L 7 is connected with the emitter of triode VT8, the other end is connected with the negative pole of electric capacity C9, the P pole that is connected with the base stage of triode VT8, the N pole of diode D10 is connected with the collector of triode VT10, the P pole of diode D13 is connected with the negative pole of electric capacity C9, N pole is connected with the emitter of triode VT10, one end of resistance R17 is connected with the base stage of triode VT12, the other end is connected with the base stage of triode VT10, between the base stage that resistance R18 is serially connected in triode VT10 and emitter, the N pole of voltage stabilizing diode D11 is connected with the base stage of triode VT10, P pole is connected with the collector of triode VT13, between the base stage that resistance R20 is serially connected in triode VT13 and collector, one end of resistance R21 is connected with the P pole of voltage stabilizing diode D11, other end ground connection, one end of resistance R22 is connected with the base stage of triode VT13, other end ground connection, the P pole of diode D12 is connected with the collector of triode VT11, N pole is connected with the P pole of voltage stabilizing diode D11, one end of resistance R19 is connected with the N pole of diode D12, the other end is connected with the base stage of triode VT11, the positive pole of electric capacity C10 is connected with the N pole of diode D13, negative pole is connected with the N pole of diode D12, wherein, the collector of triode VT8 is connected with the base stage of triode VT9, the base stage of triode VT8 is connected with the collector of triode VT12, the emitter of triode VT9 is connected with the emitter of triode VT11, the base stage of triode VT13 is connected with the emitter of triode VT12, the grounded emitter of triode VT13.
Described triode VT1, triode VT2, triode VT4, triode VT5, triode VT6, triode VT9, triode VT12 and triode VT13 are NPN type triode, and triode VT3, triode VT7, triode VT8, triode VT10 and triode VT11 are PNP type triode.
The present invention operationally, solar cell generates electricity and by electrical power storage under sunshine condition, first after energy-conservation mu balanced circuit, central controller is entered again during power supply, the power consumption of product can not only be reduced, when powering generation larger fluctuation, this energy-conservation mu balanced circuit can also keep the stability of supply voltage, avoids the impact that supply variation brings product; Locating module can be good at determining the position of product; When water level or conductivity change, level sensor and conductivity sensor will transmit to comparer respectively, voltage change signal is being sent to AD converter by comparer after judging, is then that digital signal is sent to central processing unit by this AD converter by signal transacting; Data message after process and positional information are sent to central server by central processing unit signal projector, the data of reception are carried out concluding and are arranged by central server, and calculate according to the vegetative coverage situation of reduced data to river course, finally draw the concrete condition of water quality and river course vegetation, thus complete the monitoring of whole river water quality and vegetative coverage situation.
Embodiment 2
The difference of the present embodiment and embodiment 1 is, central server is connected with at least two remote terminals.
By said method, just well the present invention can be realized.
Claims (5)
1. river course vegetative coverage monitoring system, is characterized in that, comprises central server, and is connected the telemetry terminal system be connected with central server by wireless network; Described telemetry terminal system by central controller, and is connected to power supply, signal transmitting and receiving structure, RTC real-time clock, data-interface, FLASH memory, the water quality detection structure composition on central controller; Power supply is made up of solar cell and the energy-conservation mu balanced circuit be arranged between solar cell and central controller; Water quality detection structure by the AD converter be connected with central controller, the conductivity sensor be connected with AD converter by comparer, and being formed by the level sensor that another comparer is connected with AD converter; Signal transmitting and receiving structure is by the locating module be connected with central controller respectively, signal projector, and form with the signal transmitting and receiving antenna that this locating module is connected with signal projector, in signal projector, be also provided with the signal amplification circuit be connected with signal transmitting and receiving antenna; simultaneously Described energy-conservation mu balanced circuit is then by energy-saving circuit, and the mu balanced circuit be connected with energy-saving circuit forms.
2. river course according to claim 1 vegetative coverage monitoring system, it is characterized in that, described mu balanced circuit is by triode VT6, triode VT7, N pole is connected with the collector of triode VT6, the diode D8 that P pole is connected with the base stage of triode VT7 after resistance R13, negative pole is connected with the collector of triode VT6 after resistance R11, the electric capacity C6 that positive pole is connected with the P pole of diode D8 after inductance L 6, one end is connected with the negative pole of electric capacity C6, the resistance R12 that the other end is connected with the base stage of triode VT6, positive pole is connected with the base stage of triode VT7, the electric capacity C7 that negative pole is connected with the collector of triode VT7, one end is connected with the negative pole of electric capacity C7, the resistance R14 that the other end is connected with the base stage of triode VT6, and one end is connected with the positive pole of electric capacity C7, the resistance R15 that the other end is connected with the base stage of triode VT6 forms, wherein, the emitter of triode VT6 is connected with the emitter of triode VT7, and the two ends of resistance R15 form the output terminal of circuit.
3. river course according to claim 2 vegetative coverage monitoring system, it is characterized in that, described energy-saving circuit is by triode VT1, triode VT2, triode VT3, triode VT4, triode VT5, transformer T1, positive pole is connected with the base stage of triode VT1, the electric capacity C2 that negative pole is connected with the collector of triode VT1 after resistance R2, the resistance R1 in parallel with electric capacity C2, one end is connected with the emitter of triode VT2, the resistance R3 that the other end is connected with the negative pole of electric capacity C2, P pole is connected with the base stage of triode VT3, the diode D5 that N pole is connected with the base stage of triode VT5, positive pole is connected with the collector of triode VT5, the electric capacity C3 that negative pole is connected with the emitter of triode VT5 after resistance R6, the resistance R5 in parallel with electric capacity C3, one end is connected with the emitter of triode VT4, the resistance R8 that the other end is connected with the negative pole of electric capacity C3, positive pole is connected with the positive pole of electric capacity C2, the electric capacity C1 that negative pole is connected with the negative pole of electric capacity C3, N pole is connected with the positive pole of electric capacity C1, the diode D1 that P pole is connected with the negative pole of electric capacity C1 after diode D3, N pole is connected with the positive pole of electric capacity C1, the diode D2 that P pole is connected with the negative pole of electric capacity C1 after diode D4, N pole is connected with the base stage of triode VT4 after resistance R9, the diode D7 that P pole is connected with the negative pole of electric capacity C3, N pole is connected with the base stage of triode VT2 after resistance R4, the diode D6 that P pole is connected with the emitter of triode VT3, one end is connected with the P pole of diode D6, the resistance R7 that the other end is connected with the base stage of triode VT4, one end is connected with the base stage of triode VT4, the resistance R10 that the other end is connected with the Same Name of Ends of the former limit telefault L4 of transformer T1, positive pole is connected with the non-same polarity of the former limit telefault L4 of transformer T1, the electric capacity C5 that negative pole is connected with the P pole of diode D7, one end is connected with the base stage of triode VT2, the inductance L 1 that the other end is connected with the Same Name of Ends of the former limit telefault L2 of transformer T1, positive pole is connected with the non-same polarity of the former limit telefault L2 of transformer T1, the electric capacity C4 that negative pole is connected with the P pole of diode D6, and one end is connected with the non-same polarity of the secondary inductance coil L3 of transformer T1, the inductance L 5 that the other end is connected with the negative pole of electric capacity C6 in mu balanced circuit forms, wherein, the emitter of triode VT1 is connected with the collector of triode VT2, the emitter of triode VT3 is connected with the negative pole of electric capacity C2, the collector of triode VT3 is connected with the collector of triode VT4, electric capacity C4 is also connected with the Same Name of Ends of the secondary inductance coil L3 of transformer T1, the base stage of triode VT1 is also connected with the positive pole of electric capacity C6 in mu balanced circuit, the input end of the P pole of diode D1 and the P pole built-up circuit of diode D2.
4. river course according to claim 3 vegetative coverage monitoring system, it is characterized in that, described signal amplification circuit is by triode VT8, triode VT9, triode VT10, triode VT1, triode VT12, triode VT13, positive pole is connected with the emitter of triode VT8 after diode D9, the electric capacity C8 that negative pole is connected with the emitter of triode VT12 after resistance R16, positive pole is connected with the base stage of triode VT8, negative pole is in turn through resistance R23, the electric capacity C9 of ground connection after electric capacity C11, one end is connected with the emitter of triode VT8, the inductance L 7 that the other end is connected with the negative pole of electric capacity C9, N pole is connected with the base stage of triode VT8 the diode D10 that P pole is connected with the collector of triode VT10, P pole is connected with the negative pole of electric capacity C9, the diode D13 that N pole is connected with the emitter of triode VT10, one end is connected with the base stage of triode VT12, the resistance R17 that the other end is connected with the base stage of triode VT10, be serially connected in the resistance R18 between the base stage of triode VT10 and emitter, N pole is connected with the base stage of triode VT10, the voltage stabilizing diode D11 that P pole is connected with the collector of triode VT13, be serially connected in the resistance R20 between the base stage of triode VT13 and collector, one end is connected with the P pole of voltage stabilizing diode D11, the resistance R21 of other end ground connection, one end is connected with the base stage of triode VT13, the resistance R22 of other end ground connection, P pole is connected with the collector of triode VT11, the diode D12 that N pole is connected with the P pole of voltage stabilizing diode D11, one end is connected with the N pole of diode D12, the resistance R19 that the other end is connected with the base stage of triode VT11, and positive pole is connected with the N pole of diode D13, the electric capacity C10 that negative pole is connected with the N pole of diode D12 forms, wherein, the collector of triode VT8 is connected with the base stage of triode VT9, the base stage of triode VT8 is connected with the collector of triode VT12, the emitter of triode VT9 is connected with the emitter of triode VT11, the base stage of triode VT13 is connected with the emitter of triode VT12, the grounded emitter of triode VT13.
5. river course according to claim 4 vegetative coverage monitoring system, it is characterized in that, described triode VT1, triode VT2, triode VT4, triode VT5, triode VT6, triode VT9, triode VT12 and triode VT13 are NPN type triode, and triode VT3, triode VT7, triode VT8, triode VT10 and triode VT11 are PNP type triode.
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| CN115993336A (en) * | 2023-03-23 | 2023-04-21 | 山东省水利科学研究院 | Method for monitoring vegetation damage on two sides of water delivery channel and early warning method |
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