CN113252854B - Intelligent detecting and alarming system for ion concentration in liquid - Google Patents
Intelligent detecting and alarming system for ion concentration in liquid Download PDFInfo
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- CN113252854B CN113252854B CN202110747091.5A CN202110747091A CN113252854B CN 113252854 B CN113252854 B CN 113252854B CN 202110747091 A CN202110747091 A CN 202110747091A CN 113252854 B CN113252854 B CN 113252854B
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- alarm
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
Abstract
The invention discloses an intelligent detection and alarm system for ion concentration in liquid, which comprises a measuring unit, wherein the measuring unit comprises a direct warning unit and an analog-to-digital converter, and the direct warning unit comprises a time sequence signal generator, a data memory, an absolute value digital comparator, an increment value digital comparator and an alarm. The alarm comprises an audible and visual alarm and a wireless alarm, and has the functions of sending alarm signals to the audible and visual alarm and the wireless alarm and providing detailed alarm information to the control unit for emergency alarm of ion concentration. The alarm can respond in time according to the alarm signal, and the working personnel can be ensured to process in time according to the alarm information.
Description
Technical Field
The invention relates to the technical field of alarm systems, in particular to an intelligent detection alarm system for ion concentration in liquid.
Background
Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines. When the coal seam is far from the ground surface, a tunnel is usually dug to the underground, so that the coal is a mineworker coal mine. When the coal seam is very close to the earth surface, the coal is generally excavated by directly stripping the earth surface, which is an open pit coal mine.
Water inrush/permeability accidents may occur during coal mining. The sign of water inrush/permeability accidents of coal mines and the environmental protection detection of water quality are related to the ion concentration in water. The change condition of the ion concentration in water needs to be tracked in real time to predict possible water inrush/permeation, and the safety and health of people can be ensured only by timely tracking and treating the occurrence of harmful substances in water for environmental protection. The alarm system in the prior art cannot monitor and alarm the ion concentration in real time and continuously, cannot early warn the slight change of the ion concentration in advance, and causes unpredictable water inrush/water permeation accidents in coal mines.
Disclosure of Invention
The invention aims to provide an intelligent alarm system for detecting ion concentration in liquid, which aims to solve the problems that the alarm system in the prior art cannot provide an alarm function of real-time water regime change, cannot early warn the slight change of ion concentration in advance and causes unpredictable water inrush/water permeability accidents in coal mines.
In order to achieve the purpose, the invention provides the following technical scheme:
the intelligent detection and alarm system for the ion concentration in the liquid comprises a measuring unit, wherein the measuring unit comprises a direct warning unit and an analog-to-digital converter, and the direct warning unit comprises a time sequence signal generator, a data memory, an absolute value digital comparator, an increment value digital comparator and an alarm;
the time sequence signal generator is connected with the analog-to-digital converter and the data memory, the absolute value digital comparator is respectively connected with the data memory, the alarm, the analog-to-digital converter and the control unit, the increment value digital comparator is respectively connected with the data memory, the alarm, the analog-to-digital converter and the control unit, the data memory is further connected with the analog-to-digital converter and the control unit, and the alarm is further connected with the control unit.
Further, the data memory, the absolute value digital comparator, the increment value digital comparator and the alarm are respectively connected to the control unit through address data buses.
Furthermore, the system also comprises a data processor which is connected with the control unit in a wired transmission or wireless transmission mode.
Further, the measurement unit is electrically connected to the ion sensor, and the ion sensor, the measurement unit, the control unit and the data processor are all electrically connected to the power supply system.
Further, the address data bus adopts a CANBUS field bus.
Further, an analog output in the ion sensor is sent to an analog-to-digital converter.
Further, the data memory is a non-volatile memory, stores digital values of each threshold when the system is initialized, provides threshold values for the absolute value digital comparator and the incremental value digital comparator when the system is in operation, and stores and updates real-time data obtained by the analog-to-digital converter.
Further, the absolute value digital comparator compares the data obtained from the analog-to-digital converter with a corresponding threshold value in the data memory, and immediately sends an alarm start signal to the alarm if the data exceeds the threshold value.
Further, the increment value digital comparator firstly subtracts the data obtained in the analog-to-digital converter from the previous data in the data memory, compares the obtained difference value with the corresponding threshold value in the data memory, and immediately sends an alarm starting signal to the alarm if the difference value exceeds the threshold value.
Further, the alarm includes an audible and visual alarm, and for an emergency alarm of ion concentration, the alarm sends an alarm signal to the audible and visual alarm and provides detailed alarm information to the control unit.
Compared with the prior art, the invention has the beneficial effects that:
the alarm comprises an audible and visual alarm and a wireless alarm, and for the emergency alarm of the ion concentration, the alarm sends alarm signals to the audible and visual alarm and the wireless alarm and provides detailed alarm information to the control unit. The alarm can make a response according to the alarm signal, and the working personnel can be ensured to make treatment in time according to the alarm information.
Drawings
FIG. 1 is a schematic diagram of the overall system of the present invention;
FIG. 2 is a schematic diagram of a system of measurement units according to the present invention;
FIG. 3 is a schematic diagram of a direct warning unit system according to the present invention;
in the figure: 1-ion sensor, 2-measurement unit, 3-control unit, 4-data processor, 201-direct warning unit, 202-analog-to-digital converter, 2011-time-series signal generator, 2012-data memory, 2013-absolute value digital comparator, 2014-incremental value digital comparator, 2015-alarm.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution:
an intelligent ion concentration detection alarm system in liquid comprises a measuring unit 2, wherein the measuring unit 2 comprises a direct warning unit 201 and an analog-to-digital converter 202, the direct warning unit 201 comprises a timing signal generator 2011, a data memory 2012, an absolute value digital comparator 2013, an increment value digital comparator 2014 and an alarm 2015;
the timing signal generator 2011 is connected to the analog-to-digital converter 202 and the data memory 2012, the absolute value digital comparator 2013 is connected to the data memory 2012, the alarm 2015, the analog-to-digital converter 202 and the control unit 3, the increment value digital comparator 2014 is connected to the data memory 2012, the alarm 2015, the analog-to-digital converter 202 and the control unit 3, the data memory 2012 is further connected to the analog-to-digital converter 202 and the control unit 3, and the alarm 2015 is further connected to the control unit 3.
In the present invention, the data memory 2012, the absolute value digital comparator 2013, the increment value digital comparator 2014 and the alarm 2015 are respectively connected to the control unit 3 through address data buses.
In the invention, the device also comprises a data processor 4, wherein the data processor 4 is connected with the control unit 3 in a wired transmission or wireless transmission mode.
In the invention, the measuring unit 2 is electrically connected to the ion sensor 1, and the ion sensor 1, the measuring unit 2, the control unit 3 and the data processor 4 are all electrically connected to the power supply system.
In the invention, the address data bus adopts a CANBUS field bus.
In the present invention, the analog output of the ion sensor 1 is sent to the analog-to-digital converter 202.
In the present invention, the data memory 2012 is a non-volatile memory and stores digital values of each threshold when the system is initialized, and the data memory 2012 provides threshold values for the absolute value digital comparator 2013 and the increment value digital comparator 2014 when the system is running, and stores and updates real-time data obtained by the analog-to-digital converter 202.
In the present invention, the absolute value digital comparator 2013 compares the data obtained from the analog-to-digital converter 202 with the corresponding threshold value in the data memory 2012, and immediately sends an alarm start signal to the alarm 2015 if the data exceeds the threshold value.
In the present invention, the increment digital comparator 2014 first subtracts the data obtained from the analog-to-digital converter 202 from the previous data in the data memory 2012, compares the obtained difference with the corresponding threshold value in the data memory 2012, and immediately sends an alarm start signal to the alarm 2015 if the obtained difference exceeds the threshold value.
In the present invention, the alarm 2015 includes an audible and visual alarm, and for the emergency alarm of ion concentration, the alarm 2015 sends an alarm signal to the audible and visual alarm and provides detailed alarm information to the control unit 3.
The first embodiment,
The analog output of ion sensor 1 is sent to analog-to-digital converter 202.
The data memory 2012 is a non-volatile memory and stores the digital values of the thresholds during system initialization, and the data memory 2012 provides the thresholds for the absolute value digital comparator 2013 and the delta value digital comparator 2014 during system operation, and stores and updates the real-time data obtained by the analog-to-digital converter 202.
The absolute value digital comparator 2013 compares the data of the ion sensor 1 obtained in the analog-to-digital converter 202 with the threshold value of the corresponding ion sensor 1 in the data memory 2012, and immediately sends an alarm start signal to the alarm 2015 if the data exceeds the threshold value.
The increment value digital comparator 2014 firstly subtracts the data of the ion sensor 1 obtained in the analog-to-digital converter 202 from the previous data of the ion sensor 1 in the data memory 2012, compares the obtained difference with the threshold value of the corresponding ion sensor 1 in the data memory 2012, and immediately sends an alarm starting signal to the alarm 2015 if the difference exceeds the threshold value.
The alarm 2015 includes an audible and visual alarm, and for an emergency alarm of ion concentration, the alarm 2015 sends an alarm signal to the audible and visual alarm and provides detailed alarm information to the control unit 3.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (4)
1. Intelligent ion concentration detection alarm system in liquid, its characterized in that: the device comprises a measuring unit (2), wherein the measuring unit (2) comprises a direct warning unit (201) and an analog-to-digital converter (202), the direct warning unit (201) comprises a time sequence signal generator (2011), a data storage (2012), an absolute value digital comparator (2013), an increment value digital comparator (2014) and an alarm (2015), the measuring unit (2) is connected to an ion sensor (1), and the ion sensor (1) is arranged in liquid to be detected;
the timing signal generator (2011) is connected with the analog-to-digital converter (202) and the data memory (2012), the absolute value digital comparator (2013) is respectively connected with the data memory (2012), the alarm (2015), the analog-to-digital converter (202) and the control unit (3), the increment value digital comparator (2014) is respectively connected with the data memory (2012), the alarm (2015), the analog-to-digital converter (202) and the control unit (3), the data memory (2012) is also connected with the analog-to-digital converter (202) and the control unit (3), and the alarm (2015) is also connected with the control unit (3);
the data memory (2012) is a non-volatile memory, stores digital values of each threshold when the system is initialized, provides threshold values for the absolute value digital comparator (2013) and the increment value digital comparator (2014) when the system runs, and stores and updates real-time data obtained by the analog-to-digital converter (202);
the absolute value digital comparator (2013) compares the data obtained from the analog-to-digital converter (202) with the corresponding threshold value in the data memory (2012), and immediately sends an alarm starting signal to the alarm (2015) if the data exceeds the threshold value;
the increment value digital comparator (2014) firstly subtracts data obtained from the analog-to-digital converter (202) from previous data in the data memory (2012), compares the obtained difference with a corresponding threshold value in the data memory (2012), and immediately sends an alarm starting signal to the alarm (2015) if the threshold value is exceeded;
the device also comprises a data processor (4), wherein the data processor (4) is connected to the control unit (3) in a wired transmission or wireless transmission mode;
the analog output in the ion sensor (1) is sent to an analog-to-digital converter (202);
the alarm (2015) comprises an audible and visual alarm, and for emergency alarm of ion concentration, the alarm (2015) sends an alarm signal to the audible and visual alarm and provides detailed alarm information to the control unit (3).
2. The intelligent detecting and alarming system for the concentration of ions in liquid as claimed in claim 1, wherein: the data memory (2012), the absolute value digital comparator (2013), the increment value digital comparator (2014) and the alarm (2015) are connected to the control unit (3) through address data buses respectively.
3. The intelligent detecting and alarming system for the concentration of ions in liquid as claimed in claim 1, wherein: the ion sensor (1), the measuring unit (2), the control unit (3) and the data processor (4) are all electrically connected to a power supply system.
4. The intelligent detecting and alarming system for the ion concentration in the liquid as claimed in claim 2, wherein: the address data bus adopts a CANBUS field bus.
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| CN202110747091.5A CN113252854B (en) | 2021-07-02 | 2021-07-02 | Intelligent detecting and alarming system for ion concentration in liquid |
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| CN202110747091.5A CN113252854B (en) | 2021-07-02 | 2021-07-02 | Intelligent detecting and alarming system for ion concentration in liquid |
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| CN113252854B true CN113252854B (en) | 2023-03-24 |
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