CN111130549B - Bridge template on-site intelligent monitoring system and method - Google Patents

Bridge template on-site intelligent monitoring system and method Download PDF

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Publication number
CN111130549B
CN111130549B CN202010092447.1A CN202010092447A CN111130549B CN 111130549 B CN111130549 B CN 111130549B CN 202010092447 A CN202010092447 A CN 202010092447A CN 111130549 B CN111130549 B CN 111130549B
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switch tube
controllable
module
resistor
capacitor
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CN111130549A (en
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孔令智
褚兴坤
褚兴民
宋祥蕾
刘展威
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Shandong Boyuan Heavy Industry Co ltd
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Shandong Boyuan Heavy Industry Co ltd
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    • HELECTRICITY
    • H03BASIC ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12Analogue/digital converters
    • H03M1/124Sampling or signal conditioning arrangements specially adapted for A/D converters
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00Measuring or testing not otherwise provided for
    • G01D21/02Measuring two or more variables by means not covered by a single other subclass

Abstract

The invention relates to a bridge template on-site intelligent monitoring system and a method, which comprises a monitoring module, a sensing input module, a DAC reference module and an ADC conversion module, wherein the sensing input module is used for sensing and monitoring a bridge template and inputting monitored data to the ADC conversion module; the monitoring module comprises a data receiving module, a processing module, a reference output module and a field intelligent response module, wherein the data receiving module is used for receiving monitored data and transmitting the monitored data to the processing module, the processing module analyzes and processes the data and determines whether to start the field intelligent response module and the adjusting parameter output module according to an analysis and processing result. The invention can carry out on-site intelligent monitoring on the bridge template and is convenient for on-site control.

Description

Bridge template on-site intelligent monitoring system and method
Technical Field
The invention belongs to the technical field of buildings, and particularly relates to a bridge template on-site intelligent monitoring system and method.
Background
In the prior art, in bridge construction, a template is used for on-site construction, which is a very common method, but how to perform safety protection in the on-site construction process is a current difficulty, and in the on-site construction process, a large number of bridge templates exist, and how to perform on-site intelligent monitoring on the large number of bridge templates is an important way for saving cost and improving efficient safety production.
Disclosure of Invention
The invention discloses a bridge template on-site intelligent monitoring system, which comprises a monitoring module, a sensing input module, a DAC reference module and an ADC conversion module, wherein the sensing input module is used for sensing and monitoring a bridge template and inputting monitored data to the ADC conversion module; the monitoring module comprises a data receiving module, a processing module, a reference output module and a field intelligent response module, wherein the data receiving module is used for receiving monitored data and transmitting the monitored data to the processing module, the processing module analyzes and processes the data and determines whether to start the field intelligent response module and the adjusting parameter output module according to an analysis and processing result.
In the bridge template field intelligent monitoring system, the processing module analyzes and processes data, and determines whether to start the field intelligent response module and the adjusting parameter output module according to an analysis and processing result, and the method specifically includes: judging whether the monitored data is larger than a preset threshold value, if so, starting the field intelligent response module, after the field intelligent response module is started, firstly analyzing the type of the data larger than the preset threshold value, after the type is determined, searching a pre-stored event response table corresponding to the type, comparing the type of the monitored data with the preset threshold value, comparing the comparison result with the event response table to determine the response grade and the response strategy corresponding to the event, then sending the response strategy to the field equipment to perform corresponding protection action, after the field equipment executes the protection action, starting the parameter adjusting module, adjusting the reference value of the DAC reference module, after the adjustment is completed, monitoring the type once again, inputting the type to the processing module to analyze and judge, if the data monitored again is in a normal range, the on-site response event is stored as a historical sample of on-site intelligent monitoring.
In the bridge template on-site intelligent monitoring system, the reference value of the DAC reference module is adjusted to judge whether the original monitoring mode is influenced or not after the field device executes the protection action, and the DAC reference module is adjusted to the original value after the field response time is stored.
The intelligent monitoring system for the bridge template site comprises a sensing input module, a monitoring module and a control module, wherein the sensing input module comprises at least one of a pressure sensor, a wind speed sensor and a rainfall sensor.
The on-site intelligent monitoring system for the bridge template is characterized in that the DAC reference modules and the ADC conversion modules are matched in pairs, have multiple groups and are matched with the types and the number of the sensing input modules.
In the bridge template on-site intelligent monitoring system, the processing module sets different zone bits according to the data of different ADC conversion modules, and the reference output module and the on-site intelligent response module distinguish different data by identifying the zone bits; the flag bits comprise data flag bits and serial number flag bits, the data flag bits are used for marking different data, and the serial number flag bits are used for marking serial numbers of different sensing devices in the same data.
The on-site intelligent monitoring system for the bridge template comprises an ADC conversion module and a monitoring module, wherein the ADC conversion module comprises: the circuit comprises a switch tube 1M1-1M9, a resistor 1R1-1R3, a capacitor 1C1-1C5, a comparator 1U1-1U2, a current source 1I1, a switch tube 2M1-2M9, a resistor 2R1-2R3, a capacitor 2C1-2C5, a comparator 2U1-2U2, a current source 2I1, a resistor R3, a resistor R4 and a resistor R5;
one non-controllable end of the switch tube 1M1, the other non-controllable end of the switch tube 1M5 and one end of the switch tube 1M9 are connected with a power supply VCC, the other non-controllable end of the switch tube 1M1 is respectively connected with one non-controllable end of the switch tube 1M2 and one end of the capacitor 1C1, the other end of the capacitor 1C1 is grounded, the other non-controllable end of the switch tube 1M2 is respectively connected with one non-controllable end of the switch tube 1M3 and one end of the resistor 1R3, the controllable end of the switch tube 1M6 and the controllable end of the switch tube 1M7, the other end of the resistor 1R3 is respectively connected with one end of the capacitor 1C3 and the positive input end of the comparator 1U1, the other end of the capacitor 1C3 is grounded, the other non-controllable end of the switch tube 1M3 is connected with one non-controllable end of the switch tube 1M4, the other non-controllable end of the switch tube 1M4 is grounded, the switch tube 1M2 and the controllable end of the switch tube 1M 6862 are connected with one end of the comparator 2 and the comparator 2 through the capacitor, The negative input end of the comparator 1U2 and the controllable end of the switch tube 1M4 are connected with the output end of the comparator 1U 1;
the other non-controllable end of the switch tube 1M5 is connected to a non-controllable end of the switch tube 1M6 and one end of a capacitor 1C4, respectively, the other end of the capacitor 1C4 is grounded, the other non-controllable end of the switch tube 1M6 is connected to a non-controllable end of the switch tube 1M7 and one end of a resistor 1R2, the controllable end of the switch tube 1M6 and the controllable end of the switch tube 1M7, the other end of the resistor 1R2 is connected to one end of the capacitor 1C5 and the positive input end of the comparator 1U2, the other end of the capacitor 1C5 is grounded, the other non-controllable end of the switch tube 1M7 is connected to a non-controllable end of the switch tube 1M8, and the other non-controllable end of the switch tube 1M8 is grounded; the controllable end of the switching tube 1M8 is connected with the output end of the comparator 1U 2; the controllable ends of the switch tube 1M5, the switch tube 1M9 and the switch tube 1M1 are connected, the other non-controllable end of the switch tube 1M9 is connected with one end of a current source 1I1, and the other end of the current source 1I1 is grounded; and the controllable ends of the switch tube 1M2 and the switch tube 1M3 are connected with a sensing input module.
The intelligent monitoring system for the bridge template field is characterized in that one non-controllable end of each of the switch tube 2M1, the switch tube 2M5 and the switch tube 2M9 is connected with a power supply VCC, the other non-controllable end of the switch tube 2M1 is respectively connected with one non-controllable end of the switch tube 2M2 and one end of the capacitor 2C1, the other end of the capacitor 2C1 is grounded, the other non-controllable end of the switch tube 2M2 is respectively connected with one non-controllable end of the switch tube 2M3 and one end of the resistor 2R3, the controllable end of the switch tube 2M6 and the controllable end of the switch tube 2M7, the other end of the resistor 2R3 is respectively connected with one end of the capacitor 2C3 and the positive input end of the comparator 2U1, the other end of the capacitor 2C3 is grounded, the other non-controllable end of the switch tube 2M5 is connected with one non-controllable end of the switch tube 2M4, the other non-controllable end of the switch tube 2M4 is connected with one end of the switch tube 599, the resistor 599 and the controllable end of the switch tube 599 is connected with the capacitor 592R 59, The negative input ends of the comparator 2U1 and the comparator 2U2, and the controllable end of the switch tube 2M4 are connected with the output end of the comparator 2U 1;
the other non-controllable end of the switch tube 2M5 is connected to a non-controllable end of the switch tube 2M6 and one end of a capacitor 2C4, respectively, the other end of the capacitor 2C4 is grounded, the other non-controllable end of the switch tube 2M6 is connected to a non-controllable end of the switch tube 2M7 and one end of a resistor 2R2, the controllable end of the switch tube 2M6 and the controllable end of the switch tube 2M7, the other end of the resistor 2R2 is connected to one end of the capacitor 2C5 and the positive input end of the comparator 2U2, the other end of the capacitor 2C5 is grounded, the other non-controllable end of the switch tube 2M7 is connected to a non-controllable end of the switch tube 2M8, and the other non-controllable end of the switch tube 2M8 is grounded; the controllable end of the switch tube 2M8 is connected with the output end of the comparator 2U 2; the controllable ends of the switch tube 2M5, the switch tube 2M9 and the switch tube 2M1 are connected, the other non-controllable end of the switch tube 2M9 is connected with one end of the current source 2I1, and the other end of the current source 2I1 is grounded;
and the controllable ends of the switch tube 2M2 and the switch tube 2M3 are connected with the output end of the DAC reference module.
In the intelligent monitoring system for the bridge template site, a resistor R3, a resistor R4 and a resistor R5 are connected in series, one end of the resistor R3 is connected with the other non-controllable end of the switch tube 1M6, the other end of the resistor R3 is connected with one end of a resistor R4, one end of a resistor R4 is connected with the other end of the capacitor 1C2, the other end of a resistor R4 is connected with one end of the resistor R5 and the other end of the capacitor 2C2, and the other end of the resistor R5 is connected with the other non-controllable end of the switch tube 2M 6; one end of the resistor R3 and the other end of the resistor R5 are connected with a monitoring module, and the monitoring module is also connected with the DAC reference module.
A monitoring method of the bridge template on-site intelligent monitoring system,
judging whether the monitored data is larger than a preset threshold value or not, and if so, starting the on-site intelligent response module;
after the field intelligent response module is started, firstly analyzing the type of the data larger than a preset threshold value, after the type is determined, searching a pre-stored event response table corresponding to the type, comparing the size of the monitoring data of the type with the preset threshold value, comparing the comparison result with the event response table to determine the response grade and the response strategy corresponding to the event, then the response strategy is sent to the field device to carry out corresponding protection action, after the field device executes the protection action, starting the adjusting parameter module, adjusting the reference value of the DAC reference module, after the adjustment is completed, the type is monitored once again and is input into the processing module for analysis and judgment, if the data monitored again is in the normal range, storing the field response event as a historical sample of field intelligent monitoring;
and adjusting the reference value of the DAC reference module to judge whether the original monitoring mode is influenced or not after the field device executes the protection action, and adjusting the DAC reference module to be an original value after the field response time is stored.
In order to solve the technical problems: the application provides a monitoring system and a monitoring method of a bridge template on-site intelligent monitoring system, which can carry out on-site intelligent monitoring, carry out analysis and processing according to accurate on-site monitoring data, carry out on-site control protection rapidly and conveniently carry out on-site safety control. As an improvement point of the invention, the monitored data can be compared with the preset value, whether the on-site intelligent response module and the adjusting parameter output module are started or not is determined according to the comparison result, and a corresponding strategy is searched, so that the on-site response control is rapidly carried out, and the on-site protection is realized. As another change point of the invention, the reference value of the DAC reference module is adjusted according to the requirement to ensure that the field protection action is executed and completed. The invention has the further improvement that a low-noise high-precision ADC module is arranged, can perform accurate data conversion, and is matched with an adjustable DAC to meet the requirement of on-site data monitoring.
Drawings
Fig. 1 is a schematic diagram of an intelligent monitoring system for a bridge template field according to the invention.
Fig. 2 is a schematic diagram of an ADC conversion module according to the present invention.
FIG. 3 is a schematic diagram of an intelligent monitoring method for a bridge template in situ according to the present invention.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
Fig. 1 shows a schematic diagram of an intelligent monitoring system for a bridge template in situ, which is disclosed by the invention, and comprises a monitoring module, a sensing input module, a DAC reference module and an ADC conversion module, wherein the sensing input module is used for sensing and monitoring the bridge template and inputting monitored data to the ADC conversion module, the ADC conversion module is used for performing analog-to-digital conversion and inputting the analog-to-digital conversion to the monitoring module, the monitoring module performs intelligent control in situ according to the monitored bridge template data, and the ADC conversion module is a low-noise high-precision conversion module; the monitoring module comprises a data receiving module, a processing module, a reference output module and a field intelligent response module, wherein the data receiving module is used for receiving monitored data and transmitting the monitored data to the processing module, the processing module analyzes and processes the data and determines whether to start the field intelligent response module and the adjusting parameter output module according to an analysis and processing result.
In the bridge template field intelligent monitoring system, the processing module analyzes and processes data, and determines whether to start the field intelligent response module and the adjusting parameter output module according to an analysis and processing result, and the method specifically includes: judging whether the monitored data is larger than a preset threshold value, if so, starting the field intelligent response module, after the field intelligent response module is started, firstly analyzing the type of the data larger than the preset threshold value, after the type is determined, searching a pre-stored event response table corresponding to the type, comparing the type of the monitored data with the preset threshold value, comparing the comparison result with the event response table to determine the response grade and the response strategy corresponding to the event, then sending the response strategy to the field equipment to perform corresponding protection action, after the field equipment executes the protection action, starting the parameter adjusting module, adjusting the reference value of the DAC reference module, after the adjustment is completed, monitoring the type once again, inputting the type to the processing module to analyze and judge, if the data monitored again is in a normal range, the on-site response event is stored as a historical sample of on-site intelligent monitoring.
In the bridge template on-site intelligent monitoring system, the reference value of the DAC reference module is adjusted to judge whether the original monitoring mode is influenced or not after the field device executes the protection action, and the DAC reference module is adjusted to the original value after the field response time is stored.
The intelligent monitoring system for the bridge template site comprises a sensing input module, a monitoring module and a control module, wherein the sensing input module comprises at least one of a pressure sensor, a wind speed sensor and a rainfall sensor.
The on-site intelligent monitoring system for the bridge template is characterized in that the DAC reference modules and the ADC conversion modules are matched in pairs, have multiple groups and are matched with the types and the number of the sensing input modules.
In the bridge template on-site intelligent monitoring system, the processing module sets different zone bits according to the data of different ADC conversion modules, and the reference output module and the on-site intelligent response module distinguish different data by identifying the zone bits; the flag bits comprise data flag bits and serial number flag bits, the data flag bits are used for marking different data, and the serial number flag bits are used for marking serial numbers of different sensing devices in the same data.
Fig. 2 is a schematic diagram of an ADC conversion module according to the present invention. The on-site intelligent monitoring system for the bridge template comprises an ADC conversion module and a monitoring module, wherein the ADC conversion module comprises: the circuit comprises a switch tube 1M1-1M9, a resistor 1R1-1R3, a capacitor 1C1-1C5, a comparator 1U1-1U2, a current source 1I1, a switch tube 2M1-2M9, a resistor 2R1-2R3, a capacitor 2C1-2C5, a comparator 2U1-2U2, a current source 2I1, a resistor R3, a resistor R4 and a resistor R5;
one non-controllable end of the switch tube 1M1, the other non-controllable end of the switch tube 1M5 and one end of the switch tube 1M9 are connected with a power supply VCC, the other non-controllable end of the switch tube 1M1 is respectively connected with one non-controllable end of the switch tube 1M2 and one end of the capacitor 1C1, the other end of the capacitor 1C1 is grounded, the other non-controllable end of the switch tube 1M2 is respectively connected with one non-controllable end of the switch tube 1M3 and one end of the resistor 1R3, the controllable end of the switch tube 1M6 and the controllable end of the switch tube 1M7, the other end of the resistor 1R3 is respectively connected with one end of the capacitor 1C3 and the positive input end of the comparator 1U1, the other end of the capacitor 1C3 is grounded, the other non-controllable end of the switch tube 1M3 is connected with one non-controllable end of the switch tube 1M4, the other non-controllable end of the switch tube 1M4 is grounded, the switch tube 1M2 and the controllable end of the switch tube 1M 6862 are connected with one end of the comparator 2 and the comparator 2 through the capacitor, The negative input end of the comparator 1U2 and the controllable end of the switch tube 1M4 are connected with the output end of the comparator 1U 1;
the other non-controllable end of the switch tube 1M5 is connected to a non-controllable end of the switch tube 1M6 and one end of a capacitor 1C4, respectively, the other end of the capacitor 1C4 is grounded, the other non-controllable end of the switch tube 1M6 is connected to a non-controllable end of the switch tube 1M7 and one end of a resistor 1R2, the controllable end of the switch tube 1M6 and the controllable end of the switch tube 1M7, the other end of the resistor 1R2 is connected to one end of the capacitor 1C5 and the positive input end of the comparator 1U2, the other end of the capacitor 1C5 is grounded, the other non-controllable end of the switch tube 1M7 is connected to a non-controllable end of the switch tube 1M8, and the other non-controllable end of the switch tube 1M8 is grounded; the controllable end of the switching tube 1M8 is connected with the output end of the comparator 1U 2; the controllable ends of the switch tube 1M5, the switch tube 1M9 and the switch tube 1M1 are connected, the other non-controllable end of the switch tube 1M9 is connected with one end of a current source 1I1, and the other end of the current source 1I1 is grounded; and the controllable ends of the switch tube 1M2 and the switch tube 1M3 are connected with a sensing input module.
The intelligent monitoring system for the bridge template field is characterized in that one non-controllable end of each of the switch tube 2M1, the switch tube 2M5 and the switch tube 2M9 is connected with a power supply VCC, the other non-controllable end of the switch tube 2M1 is respectively connected with one non-controllable end of the switch tube 2M2 and one end of the capacitor 2C1, the other end of the capacitor 2C1 is grounded, the other non-controllable end of the switch tube 2M2 is respectively connected with one non-controllable end of the switch tube 2M3 and one end of the resistor 2R3, the controllable end of the switch tube 2M6 and the controllable end of the switch tube 2M7, the other end of the resistor 2R3 is respectively connected with one end of the capacitor 2C3 and the positive input end of the comparator 2U1, the other end of the capacitor 2C3 is grounded, the other non-controllable end of the switch tube 2M5 is connected with one non-controllable end of the switch tube 2M4, the other non-controllable end of the switch tube 2M4 is connected with one end of the switch tube 599, the resistor 599 and the controllable end of the switch tube 599 is connected with the capacitor 592R 59, The negative input ends of the comparator 2U1 and the comparator 2U2, and the controllable end of the switch tube 2M4 are connected with the output end of the comparator 2U 1;
the other non-controllable end of the switch tube 2M5 is connected to a non-controllable end of the switch tube 2M6 and one end of a capacitor 2C4, respectively, the other end of the capacitor 2C4 is grounded, the other non-controllable end of the switch tube 2M6 is connected to a non-controllable end of the switch tube 2M7 and one end of a resistor 2R2, the controllable end of the switch tube 2M6 and the controllable end of the switch tube 2M7, the other end of the resistor 2R2 is connected to one end of the capacitor 2C5 and the positive input end of the comparator 2U2, the other end of the capacitor 2C5 is grounded, the other non-controllable end of the switch tube 2M7 is connected to a non-controllable end of the switch tube 2M8, and the other non-controllable end of the switch tube 2M8 is grounded; the controllable end of the switch tube 2M8 is connected with the output end of the comparator 2U 2; the controllable ends of the switch tube 2M5, the switch tube 2M9 and the switch tube 2M1 are connected, the other non-controllable end of the switch tube 2M9 is connected with one end of the current source 2I1, and the other end of the current source 2I1 is grounded;
and the controllable ends of the switch tube 2M2 and the switch tube 2M3 are connected with the output end of the DAC reference module.
In the intelligent monitoring system for the bridge template site, a resistor R3, a resistor R4 and a resistor R5 are connected in series, one end of the resistor R3 is connected with the other non-controllable end of the switch tube 1M6, the other end of the resistor R3 is connected with one end of a resistor R4, one end of a resistor R4 is connected with the other end of the capacitor 1C2, the other end of a resistor R4 is connected with one end of the resistor R5 and the other end of the capacitor 2C2, and the other end of the resistor R5 is connected with the other non-controllable end of the switch tube 2M 6; one end of the resistor R3 and the other end of the resistor R5 are connected with a monitoring module, and the monitoring module is also connected with the DAC reference module.
Fig. 3 is a schematic diagram of a monitoring method of the intelligent monitoring system for a bridge template site according to any one of the above embodiments.
Judging whether the monitored data is larger than a preset threshold value or not, and if so, starting the on-site intelligent response module;
after the field intelligent response module is started, firstly analyzing the type of the data larger than a preset threshold value, after the type is determined, searching a pre-stored event response table corresponding to the type, comparing the size of the monitoring data of the type with the preset threshold value, comparing the comparison result with the event response table to determine the response grade and the response strategy corresponding to the event, then the response strategy is sent to the field device to carry out corresponding protection action, after the field device executes the protection action, starting the adjusting parameter module, adjusting the reference value of the DAC reference module, after the adjustment is completed, the type is monitored once again and is input into the processing module for analysis and judgment, if the data monitored again is in the normal range, storing the field response event as a historical sample of field intelligent monitoring;
and adjusting the reference value of the DAC reference module to judge whether the original monitoring mode is influenced or not after the field device executes the protection action, and adjusting the DAC reference module to be an original value after the field response time is stored.
The invention provides a monitoring system and a monitoring method of a bridge template on-site intelligent monitoring system, which can carry out on-site intelligent monitoring, carry out analysis and processing according to accurate on-site monitoring data, carry out on-site control protection rapidly and facilitate on-site safety control. As an improvement point of the invention, the monitored data can be compared with the preset value, whether the on-site intelligent response module and the adjusting parameter output module are started or not is determined according to the comparison result, and a corresponding strategy is searched, so that the on-site response control is rapidly carried out, and the on-site protection is realized. As another change point of the invention, the reference value of the DAC reference module is adjusted according to the requirement to ensure that the field protection action is executed and completed. The invention has the further improvement that a low-noise high-precision ADC module is arranged, can perform accurate data conversion, and is matched with an adjustable DAC to meet the requirement of on-site data monitoring.

Claims (8)

1. The bridge template on-site intelligent monitoring system is characterized by comprising a monitoring module, a sensing input module, a DAC reference module and an ADC (analog-to-digital converter) module, wherein the sensing input module is used for sensing and monitoring a bridge template and inputting monitored data to the ADC module; the monitoring module comprises a data receiving module, a processing module, a reference output module and a field intelligent response module, wherein the data receiving module is used for receiving monitored data and transmitting the monitored data to the processing module, the processing module analyzes and processes the data and determines whether to start the field intelligent response module and the adjusting parameter output module according to an analysis and processing result; the processing module analyzes and processes the data, and determines whether to start the field intelligent response module and the adjusting parameter output module according to an analysis and processing result, wherein the method specifically comprises the following steps: judging whether the monitored data is larger than a preset threshold value, if so, starting the field intelligent response module, after the field intelligent response module is started, firstly analyzing the type of the data larger than the preset threshold value, after the type is determined, searching a pre-stored event response table corresponding to the type, comparing the type of the monitored data with the preset threshold value, comparing the comparison result with the event response table to determine the response grade and the response strategy corresponding to the event, then sending the response strategy to the field equipment to perform corresponding protection action, after the field equipment executes the protection action, starting an adjusting parameter output module, adjusting the reference value of the DAC reference module, after the adjustment is completed, monitoring the type once again, inputting the type to the processing module to analyze and judge, if the data monitored again is in a normal range, storing the field response event as a historical sample of field intelligent monitoring; the ADC conversion module comprises: the circuit comprises a switch tube 1M1-1M9, a resistor 1R1-1R3, a capacitor 1C1-1C5, a comparator 1U1-1U2, a current source 1I1, a switch tube 2M1-2M9, a resistor 2R1-2R3, a capacitor 2C1-2C5, a comparator 2U1-2U2, a current source 2I1, a resistor R3, a resistor R4 and a resistor R5;
one non-controllable end of the switch tube 1M1, the other non-controllable end of the switch tube 1M5 and one end of the switch tube 1M9 are connected with a power supply VCC, the other non-controllable end of the switch tube 1M1 is respectively connected with one non-controllable end of the switch tube 1M2 and one end of the capacitor 1C1, the other end of the capacitor 1C1 is grounded, the other non-controllable end of the switch tube 1M2 is respectively connected with one non-controllable end of the switch tube 1M3 and one end of the resistor 1R3, the controllable end of the switch tube 1M6 and the controllable end of the switch tube 1M7, the other end of the resistor 1R3 is respectively connected with one end of the capacitor 1C3 and the positive input end of the comparator 1U1, the other end of the capacitor 1C3 is grounded, the other non-controllable end of the switch tube 1M3 is connected with one non-controllable end of the switch tube 1M4, the other non-controllable end of the switch tube 1M4 is grounded, the switch tube 1M2 and the controllable end of the switch tube 1M 6862 are connected with one end of the comparator 2 and the comparator 2 through the capacitor, The negative input end of the comparator 1U2 and the controllable end of the switch tube 1M4 are connected with the output end of the comparator 1U 1;
the other non-controllable end of the switch tube 1M5 is connected to a non-controllable end of the switch tube 1M6 and one end of a capacitor 1C4, respectively, the other end of the capacitor 1C4 is grounded, the other non-controllable end of the switch tube 1M6 is connected to a non-controllable end of the switch tube 1M7 and one end of a resistor 1R2, the controllable end of the switch tube 1M6 and the controllable end of the switch tube 1M7, the other end of the resistor 1R2 is connected to one end of the capacitor 1C5 and the positive input end of the comparator 1U2, the other end of the capacitor 1C5 is grounded, the other non-controllable end of the switch tube 1M7 is connected to a non-controllable end of the switch tube 1M8, and the other non-controllable end of the switch tube 1M8 is grounded; the controllable end of the switching tube 1M8 is connected with the output end of the comparator 1U 2; the controllable ends of the switch tube 1M5, the switch tube 1M9 and the switch tube 1M1 are connected, the other non-controllable end of the switch tube 1M9 is connected with one end of a current source 1I1, and the other end of the current source 1I1 is grounded; and the controllable ends of the switch tube 1M2 and the switch tube 1M3 are connected with a sensing input module.
2. The intelligent bridge template field monitoring system of claim 1, wherein the reference value of the DAC reference module is adjusted to determine whether the original monitoring mode is affected after the field device performs the protection action, and the DAC reference module is adjusted to the original value after the field response event is stored.
3. The intelligent bridge formwork on-site monitoring system of claim 2, wherein the sensing input module comprises at least one of a pressure sensor, a wind speed sensor and a rainfall sensor.
4. The intelligent bridge template field monitoring system according to claim 3, wherein the DAC reference modules and the ADC conversion modules are matched in pairs, and have multiple groups matched with the types and the number of the sensing input modules.
5. The bridge template on-site intelligent monitoring system according to claim 4, wherein the processing module sets different flag bits according to data of different ADC conversion modules, and the reference output module and the on-site intelligent response module distinguish different data by recognizing the flag bits; the flag bits comprise data flag bits and serial number flag bits, the data flag bits are used for marking different data, and the serial number flag bits are used for marking serial numbers of different sensing devices in the same data.
6. The intelligent monitoring system for bridge formwork on site as claimed in claim 5, wherein one non-controllable end of the switch tube 2M1, the switch tube 2M5, and the switch tube 2M9 is connected to VCC, the other non-controllable end of the switch tube 2M1 is connected to one non-controllable end of the switch tube 2M2 and one end of the capacitor 2C1, respectively, the other end of the capacitor 2C1 is grounded, the other non-controllable end of the switch tube 2M2 is connected to one non-controllable end of the switch tube 2M3 and one end of the resistor 2R3, the controllable end of the switch tube 2M6, and the controllable end of the switch tube 2M7, the other end of the resistor 2R3 is connected to one end of the capacitor 2C3 and the positive input end of the comparator 2U1, the other end of the capacitor 2C3 is grounded, the other non-controllable end of the switch tube 2M3 is connected to one non-controllable end of the switch tube 2M4, the other controllable end of the switch tube 4, the switch tube 2 is connected to the controllable end of the switch tube 3M 2, the resistor 2R1 is connected with one end of the capacitor 2C2, the comparator 2U1 and the negative input end of the comparator 2U2, and the controllable end of the switch tube 2M4 is connected with the output end of the comparator 2U 1;
the other non-controllable end of the switch tube 2M5 is connected to a non-controllable end of the switch tube 2M6 and one end of a capacitor 2C4, respectively, the other end of the capacitor 2C4 is grounded, the other non-controllable end of the switch tube 2M6 is connected to a non-controllable end of the switch tube 2M7 and one end of a resistor 2R2, the controllable end of the switch tube 2M6 and the controllable end of the switch tube 2M7, the other end of the resistor 2R2 is connected to one end of the capacitor 2C5 and the positive input end of the comparator 2U2, the other end of the capacitor 2C5 is grounded, the other non-controllable end of the switch tube 2M7 is connected to a non-controllable end of the switch tube 2M8, and the other non-controllable end of the switch tube 2M8 is grounded; the controllable end of the switch tube 2M8 is connected with the output end of the comparator 2U 2; the controllable ends of the switch tube 2M5, the switch tube 2M9 and the switch tube 2M1 are connected, the other non-controllable end of the switch tube 2M9 is connected with one end of the current source 2I1, and the other end of the current source 2I1 is grounded;
and the controllable ends of the switch tube 2M2 and the switch tube 2M3 are connected with the output end of the DAC reference module.
7. The intelligent bridge template on-site monitoring system according to claim 6, wherein a resistor R3, a resistor R4 and a resistor R5 are connected in series, one end of the resistor R3 is connected with the other non-controllable end of the switch tube 1M6, the other end of the resistor R3 is connected with one end of a resistor R4, one end of the resistor R4 is connected with the other end of the capacitor 1C2, the other end of the resistor R4 is connected with one end of the resistor R5 and the other end of the capacitor 2C2, and the other end of the resistor R5 is connected with the other non-controllable end of the switch tube 2M 6; one end of the resistor R3 and the other end of the resistor R5 are connected with a monitoring module, and the monitoring module is also connected with the DAC reference module.
8. A monitoring method of the bridge template on-site intelligent monitoring system according to any one of claims 1 to 7,
judging whether the monitored data is larger than a preset threshold value or not, and if so, starting the on-site intelligent response module;
after the field intelligent response module is started, firstly analyzing the type of the data larger than a preset threshold value, after the type is determined, searching a pre-stored event response table corresponding to the type, comparing the size of the monitoring data of the type with the preset threshold value, comparing the comparison result with the event response table to determine the response grade and the response strategy corresponding to the event, then the response strategy is sent to the field device to carry out corresponding protection action, after the field device executes the protection action, starting an adjusting parameter output module, adjusting the reference value of the DAC reference module, after the adjustment is completed, the type is monitored once again and is input into the processing module for analysis and judgment, if the data monitored again is in the normal range, storing the field response event as a historical sample of field intelligent monitoring;
and adjusting the reference value of the DAC reference module to judge whether the original monitoring mode is influenced or not after the field device executes the protection action
And after the field response event is stored, adjusting the DAC reference module to an original value.
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