KR20060076182A - Stager tele-monitoring system - Google Patents

Abstract

1. TECHNICAL FIELD OF THE INVENTION

Regarding the STAGER TELE-MONITORING SYSTEM (TSM).

2. The technical problem to be solved by the invention

It provides a chimney remote monitoring system that monitors pollutant emission status 24 hours a day by measuring the pollutant emission concentration in the air environment or workplace chimney with an automatic measuring device and connecting it online with the main computer of the control center.

3. Summary of Solution to Invention

In a chimney remote monitoring system using a network such as a modem, a wireless transceiver, or a dedicated line, dust, NOx, SO ₂ , CO, HCl, NH ₃ , HF, oxygen, temperature, flow rate, etc. emitted by the atmosphere or the operator's chimney A measuring device for measuring a discharge concentration of environmental pollutants in real time and outputting a measured value signal; A data collecting device for generating, storing, and outputting average data by collecting the measured value signal output from the measuring device in real time; And a chimney TMS control center that provides an analysis / statistical function, real-time monitoring function, automatic preliminary alarm transmission function, remote command function, automatic discharge calculation function, and the like, for data received from the data collection device through the network. Chimney remote surveillance system.

4. Important uses of the invention

Used in the STAGER TELE-MONITORING SYSTEM (TMS).

Chimney, remote, surveillance, system

Description

Chimney remote monitoring system {STAGER TELE-MONITORING SYSTEM}

BRIEF DESCRIPTION OF THE DRAWINGS The figure for demonstrating the example and alarm system of the chimney remote monitoring system to which this invention is applied.

Figure 2 is a view for explaining a workplace monitoring function of the chimney remote monitoring system to which the present invention is applied.

Figure 3 is a view for explaining the analysis function of the chimney remote monitoring system to which the present invention is applied.

Figure 4 is a view for explaining the remote search function of the chimney remote monitoring system to which the present invention is applied.

5 is a view for explaining a chimney remote monitoring system to which the present invention is applied.

The present invention relates to a chimney remote monitoring system (STAGER TELE-MONITORING SYSTEM, TMS). Typically, gas stacks containing pollutants are emitted from workplace chimneys. In the Air Quality Preservation Act, the amount of flue gas is regulated by using the emission allowance standard.As a method of measuring the amount of the discharged gas, until 1996, measurement personnel directly climbed the chimney, put a sensor into the measuring hole, and measured the characteristics of the emission gas. It had to be measured. However, since the measurement of the exhaust gas properties is dangerous and cumbersome, since 1996, an automatic sensor was installed directly inside the chimney, and a method of transmitting data on the emission gas properties obtained from the sensor to the central control center began to be used. It is called a Telemetering System (TMS).

In general, the emission characteristics of telemetry systems installed in a chimney are dust, O2, Co, Nox, Sox, exhaust gas flow rate and exhaust gas temperature. The chimney flue gas profile data is transmitted to the central processing unit as exhaust gas input data.

In general, the telemetry system installed in the chimney is an oxygen sensor for measuring the exhaust gas and the oxygen concentration of the chimney, and an oxygen measurement for analyzing the detected value by amplifying and modifying a unique signal (for example, RS485 communication standard) from the oxygen sensor. Device, a dust sensor for measuring the concentration of pollutants in the flue gas, a dust measuring device for amplifying and modifying a unique signal (for example, RS485 communication standard) from the dust sensor and analyzing the detected value, and the flue gas A sulfur oxide measuring sensor for measuring sulfur oxides, a sulfur oxide measuring device which receives a unique signal (eg, RS485 communication standard) from a sulfur oxide measuring sensor and amplifies and deforms and analyzes the detected value, and nitrogen of the flue gas Amplified and deformed signals are received from the nitrogen oxide measuring sensor and the nitrogen oxide measuring sensor for measuring the oxide. A nitrogen oxide measuring device that analyzes the detected value, a carbon monoxide measuring sensor for measuring carbon monoxide in the flue gas, and a carbon monoxide measuring signal by amplifying and modifying a unique signal (eg, RS485 communication standard) from the carbon monoxide measuring sensor. Measuring device, flow rate sensor for measuring the flow rate of the flue gas, flow rate measuring device for amplifying and transforming a unique signal (for example, RS485 communication standard) from the flow rate sensor and analyzing the detected value, and temperature of the flue gas A temperature sensor for measuring the temperature, a temperature measuring device for receiving an inherent signal (for example, RS485 communication standard) from the temperature sensor, amplifying and modifying the detected value, and analyzing the detected value; Dust measuring device; Sulfur oxide measuring device; Nitrogen oxide measuring device; Carbon monoxide measuring device; Flow measuring device; It consists of a data logger for integrating and transmitting the output of the temperature measuring device.

The present invention provides a chimney remote monitoring system that monitors pollutant emission status 24 hours by continuously measuring the environmental pollutant emission concentration in the air environment or workplace chimney with an automatic measuring device and connecting it online with the main computer of the control center. There is a purpose.

As a result, automatic measurement equipment should be attached to one or three types of workplaces nationwide, and the pollutants emitted from workplaces will be identified at all times. (1) From site-based follow-up and regulatory-oriented systems to proactive prevention and autonomous management. And (2) use it as environmental policy data through scientific management of pollution statistics data, and (3) establish the basis for implementation of total volume regulation and emission trading system.

Those skilled in the art to which the present invention pertains can easily recognize other objects and advantages of the present invention from the drawings, the detailed description of the invention, and the claims.

The present invention for achieving the above object, in the chimney remote monitoring system using a network, such as a modem, a wireless transceiver, a dedicated line, dust discharged from the atmospheric environment or operator chimney, NOx, SO ₂ , CO, HCl, NH ₃ A measuring device for measuring the discharge concentration of environmental pollutants such as HF, oxygen, temperature and flow rate in real time and outputting a measured value signal; A data collecting device for generating, storing, and outputting average data by collecting the measured value signal output from the measuring device in real time; And a chimney TMS control center that provides an analysis / statistical function, real-time monitoring function, automatic preliminary alarm transmission function, remote command function, automatic discharge calculation function, and the like, for data received from the data collection device through the network. To provide a chimney remote monitoring system.

Preferably, when the air environment or the operator chimney is plural, and the measuring device and the data collecting device are respectively installed in the air environment or the operator chimney, the data output from the plurality of data collecting devices is collected and the network is collected. By further including an intermediate data collector for transmitting to the chimney TMS control center through the data output from the plurality of data collection device to be transmitted to the chimney TMS control center through the intermediate data collector.

Also preferably, the apparatus further includes a self-output device for allowing the workplace of the air environment or the operator chimney to search for the measured value signal output from the measuring device and utilize it for work.

Also preferably, the data collection device further comprises a standard gas discharge device for discharging the standard gas to the measuring device, the chimney TMS control center transmits a remote command (remote check, RCHK) to the data collection device The data collection device causes the standard gas discharge device to discharge the standard gas to the measuring device, and the measuring device measures the discharge concentration of environmental pollutants to the standard gas, together with the measured value signal and the indicated value of the standard gas. The data collection device collects the data output from the measuring instrument to generate and store the average data and transmits the average data to the chimney TMS control center via the network to instruct the chimney TMS control center to indicate the concentration and concentration of the standard gas. The measurement reliability of the meter is determined based on the difference from the value.

Also preferably, the standard gas is used for the operation of calibrating the measuring device by the workplace of the atmospheric environment or the operator chimney itself.

Also, preferably, the chimney TMS control center may be subject to exceeding or exceeding the emission allowance standard of environmental pollutants in the air environment or the business chimney as a result of the measurement of data received from the data collection device. Automatically alert local governments by phone, cell phone and fax.

Also preferably, the chimney TMS control center is a monitoring function of the workplace or the chimney of the operator, receiving data inquiry (real-time screen scrolling, period-by-period data inquiry, three times the air cost inquiry, before and after correction value comparison, real-time emission status by item , Real-time graph, real-time trend inquiry function, analysis / statistics (status inquiry, reference value exceeded inquiry, average value inquiry by period, min / max value inquiry, status display inquiry, communication status inquiry, graph inquiry function), remote control (remote control) Command transmission, remote command transmission history inquiry, remote search history inquiry, constant search history inquiry function), administrative processing (administrative basic data, administration history management, accuracy inspection history inquiry, relative accuracy history inquiry, discharge and discharge charge function) , System management (provide workplace information, provide chimney information, provide TMS information, provide standard values, provide facility information, close the data period) And it provides a system for providing settings / various code management) and monitoring / alarm (large screen display, ARS advice, network monitoring, providing the communication line monitoring) function.

Also preferably, the chimney TMS control center is an analysis function of the chimney remote monitoring system, status inquiry (measurement installation status, measurement item status, maintenance status, year by year installation status monitoring function provided), exceeding the reference value inquiry ( History of exceeding threshold, monthly threshold exceeded, inquiry of cause of exceeding threshold is provided, data range inquiry (period average inquiry, minimum / maximum status inquiry function), status display inquiry (status display status by business site, operation rate status by business site) Provides), communication status inquiry (period reception status, untransmitted history, dump target inquiry, wireless reception sensitivity inquiry function), graph inquiry (graph by measurement item, graph by chimney, correlation trend inquiry function) .

In addition, preferably, the measurement items (dust, SO2, NOx, HCl, HF, NH3, CO 7 items discharged from the air environment or operator chimney, and 3 items of non-pollutants of oxygen, temperature, flow rate) ) Is measured in the measuring device and transmitted to the data collecting device, the chimney TMS control center transmits a remote command (remote check: RCHK) to the data collecting device and receives the remote command. The measured value is transmitted to the chimney TMS control center.

The following merely illustrates the principles of the invention. Therefore, those skilled in the art, although not explicitly described or illustrated herein, can embody the principles of the present invention and invent various devices that fall within the spirit and scope of the present invention. In addition, all conditional terms and embodiments listed herein are in principle clearly intended to be understood solely for the purpose of understanding the concept of the invention and are not to be limited to the specifically listed embodiments and states. do. In addition, it is to be understood that all detailed descriptions, including the principles, aspects, and embodiments of the present invention, as well as listing specific embodiments, are intended to include structural and functional equivalents of these matters. In addition, these equivalents should be understood to include not only equivalents now known, but also equivalents to be developed in the future, that is, all devices invented to perform the same function regardless of structure. Thus, for example, it should be understood that the block diagrams herein represent a conceptual view of example circuitry embodying the principles of the invention. Similarly, all flowcharts, state transitions, pseudocodes, etc., may represent various processes performed by a computer or processor, whether or not the computer or processor is explicitly shown and may be represented substantially on a computer readable medium. It must be understood.

The functionality of the various elements shown in the figures, including functional blocks represented by a processor or similar concept, can be provided by the use of dedicated hardware as well as hardware capable of executing software in association with appropriate software. When provided by a processor, the functionality may be provided by a single dedicated processor, by a single shared processor or by a plurality of individual processors, some of which may be shared. In addition, the explicit use of the terms processor, control or similar terminology should not be interpreted exclusively as a citation of hardware capable of executing software, and is not intended to be used to store digital signal processor (DSP) hardware or software without limitation. It should be understood that it implicitly includes ROM, RAM, and non-volatile memory. Other hardware for the governor may also be included. Similarly, the switches shown in the figures may be presented conceptually only. It is to be understood that the action of such a switch can be performed manually or through the interaction of program control and dedicated logic via program logic or dedicated logic. Certain techniques may be selected by a designer with a more detailed understanding of the disclosure.

In the claims of this specification, components expressed as means for performing the functions described in the detailed description include all types of software including, for example, a combination of circuit elements or firmware / microcode, etc. that perform the functions. It is intended to include all methods of performing a function which are combined with appropriate circuitry for executing the software to perform the function. The invention, as defined by these claims, is equivalent to what is understood from this specification, as any means capable of providing such functionality, as the functionality provided by the various enumerated means are combined, and in any manner required by the claims. It should be understood that.

 The above objects, features and advantages will become more apparent from the following detailed description taken in conjunction with the accompanying drawings. First, in adding reference numerals to the components of each drawing, it should be noted that the same components as much as possible even if displayed on different drawings. In addition, in describing the present invention, when it is determined that the detailed description of the related known technology may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted. Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

First, the items transmitted through the chimney remote monitoring system according to the present invention are seven items of contaminants such as dust, SO2, NOx, HCl, HF, NH3 and CO, and three items of non-pollutants of oxygen, temperature and flow rate. Are distinguished.

Next, the control center function of the chimney remote monitoring system according to the present invention is as follows.

function Contents I. Data Collection and Analysis (1) Workplace data collection function using wired and wireless communication (2) Determination of exceeding emission allowance standard, calculation of discharge charge, etc. II. watch Comprehensive monitoring of pollutant emission status at target sites by the Ministry of Environment and local governments III. Yes, alarm Function to automatically notify each workplace and local government through telephone, mobile phone, and fax when there is a possibility of exceeding the emission allowance standard IV. Remote command Receive untransmitted data of data collector by Dump command, and inject standard gas into measuring device automatically through remote search command to secure reliability and transparency of measurement data by checking whether the measuring device is in normal operation (Other SETT, SETP, CCHK function, etc.)

The example alarm system function as a control center function of the chimney remote monitoring system according to the present invention is provided in the environment shown in the drawings for explaining the example, alarm system of the chimney remote monitoring system to which the present invention of FIG. 1 is applied. That is, the measurement items (7 items of pollutants of dust, SO2, NOx, HCl, HF, NH3, CO, and 3 items of non-pollutants of oxygen, temperature, and flow rate) discharged from the workplace chimney are measured by the measuring instrument. It is transmitted to the data collection device, and the host computer collects the measurement values of the measurement items through the data collection device and the intermediate data collector. Alerts will automatically be sent via and fax.

Next, the workplace monitoring function as a control center function of the chimney remote monitoring system according to the present invention, as shown in the drawings for explaining the workplace monitoring function of the chimney remote monitoring system to which the present invention of FIG. Screen scroll, data inquiry by period, air cost 3x inquiry, before and after correction, comparison of real-time item emission status, real-time graph, real-time trend inquiry function), analysis / statistics (status inquiry, reference value exceeded inquiry, average value inquiry by period, minimum / Max value inquiry, status display inquiry, communication status inquiry, graph inquiry function), remote control (remote command transmission, remote command transmission history inquiry, remote search history inquiry, constant search history inquiry function), administrative processing (administrative basic) Data, administrative history management, quality inspection history inquiry, relative accuracy history inquiry, emission and emission charge function provided), system management ( Providing business information, providing chimney information, providing TMS information, providing standard values, providing facility information, data closing function, system setting / various code management function, and monitoring / alarm (large screen display, ARS notification, network monitoring, communication line Surveillance function).

Next, the analysis function as a control center function of the chimney remote monitoring system according to the present invention, as shown in the figure for explaining the analysis function of the chimney remote monitoring system to which the present invention of FIG. 3 is applied (status installation status, Measurement item status, maintenance status, yearly installation status of the meter installation function), reference exceeded inquiry (baseline exceeded history, monthly baseline exceeded status, reference exceeded reason inquiry function provided), data range inquiry (period average value search, minimum / maximum value) Status inquiry function), status display inquiry (status indication status by workplace, operation rate status inquiry function by workplace), communication status inquiry (reception status by period, untransmitted history, dump target inquiry, wireless reception sensitivity inquiry function), graph It is subdivided into search function (graph by measurement item, graph by chimney, and correlation trend search function).

Next, a remote search function as a control center function of the chimney remote monitoring system according to the present invention is provided in the environment shown in the drawings for explaining a remote search function of the chimney remote monitoring system to which the present invention of FIG. 4 is applied. That is, the measurement items (7 items of pollutants of dust, SO2, NOx, HCl, HF, NH3, CO, and 3 items of non-pollutants of oxygen, temperature, and flow rate) discharged from the workplace chimney are measured by the measuring instrument. When delivered to the data collection device, the control center transmits a remote command (remote check: RCHK) to the facility, and the data collection device that receives the remote command transmits the result of measuring the measured item from the measuring device to the control center. .

5 is a view for explaining a chimney remote monitoring system to which the present invention is applied, as shown in the drawing, the scrubber (Scrubber) 1 is a pollutant discharged from the chimney (Gas phase (NOx, SO2, CO, HCl, NH3, HF)}. The bag filter 2 is a facility for reducing pollutants (dust) emitted from the chimney. Standard Gas (3) is a configuration for checking the reliability of the measured value of the chimney automatic measuring device in the remote chimney TMS control center 12, and the remote command (remote check) sent to the facility by the control center 12 , Standard Gas (3) is opened and closed by the data logger (Data logger 5) that receives the RCHK, and is input to the analyzer (4), and in the data logger (Data logger 5) Standard Gas (3) measurement results from the Analyzer, 4) and the concentration of the Standard Gas (3) to the control center (12) by sending the standard gas (3) concentration and indication value The measurement reliability of the measuring device is determined based on the difference between and. The standard gas (3) is also used to calibrate the measuring device in the workplace itself (to solve the error in the measured value using the standard gas (3) when it is determined that the reliability of the measured value is deteriorated). do. Analyzer (4) is a device for automatically measuring the concentration of pollutants in the flue gas in real time, and the measurement items are dust, NOx, SO ₂ , CO, HCl, NH ₃ , HF, oxygen, temperature and flow rate. It outputs measured value signals such as analog (4 ~ 20mA), RS-232C, RS-485, and displays the dry-load contract interface as a measuring instrument. Data logger (5) collects the measured value signal and status indication signal from the analyzer (4) in real time (at least once per second) and collects 5 minutes (average) data and 30 minutes (average) data. It is a transmission device that generates and stores data and transmits data to the control center 12. The transmitted signal follows the RS-232C standard. The Front End Processor (FEP) 6 is a communication device for unifying the communication path between the control center 12 and the data logger 5 in the case of multiple chimneys. The modem 7 is a demodulation device for digital signals and analog signals. The wireless controller 8 is a communication device for transmitting measurement data transmitted from a workplace using a wireless data communication environment. For example, the communication speed is 14.4 Kbps. Self-monitoring system (9) is a system for searching the measurement data generated by the analyzer (Analyzer, 4) in the workplace itself and using it for work. Reference numeral 10 is a dedicated line (9.6 Kbps), and reference numeral 11 is a wireless communication base station. The chimney TMS control center 12 provides data collection / analysis / statistical function, real time monitoring function, automatic example, alarm transmission function, remote command function, discharge charge automatic calculation function and the like as shown in FIGS. .

The method of the present invention as described above may be implemented as a program and stored in a computer-readable recording medium (CD-ROM, RAM, ROM, floppy disk, hard disk, magneto-optical disk, etc.).

The present invention described above is not limited to the above-described embodiments and the accompanying drawings, and various substitutions, modifications, and changes are possible in the technical field of the present invention without departing from the technical spirit of the present invention. It will be clear to those of ordinary knowledge.

As described above, according to the present invention, by attaching an automatic measuring device to one or three kinds of workplaces in the country, and constantly grasp the pollutants discharged from the workplace (1) site-oriented follow-up management and regulation-oriented It has the effect of changing from the system to the precautionary and autonomous management system, (2) using it as environmental policy data through scientific management of pollution statistics data, and (3) establishing the basis of implementation of total amount regulation and emission trading system.

Claims (9)

In the chimney remote monitoring system using a network such as a modem, a wireless transceiver, a dedicated line, A measuring device that outputs a measured value signal by real-time measuring the concentration of environmental pollutants such as dust, NOx, SO ₂ , CO, HCl, NH ₃ , HF, oxygen, temperature, and flow rate discharged from an atmosphere environment or a business chimney; A data collecting device for generating, storing, and outputting average data by collecting the measured value signal output from the measuring device in real time; And A chimney TMS control center that provides analysis / statistics, real-time monitoring, automatic preliminary / alarm transmission, remote command, automatic calculation of discharge charges, etc., on data received from the data collection device through the network. Chimney remote monitoring system comprising a. The method of claim 1, When there are a plurality of atmospheric environments or operator chimneys, and the measuring device and the data collecting device are respectively installed in the plurality of atmospheric environments or operator chimneys, An intermediate data collector which collects data output from the plurality of data collectors and transmits the data to the chimney TMS control center through the network. By further comprising a data output from the plurality of data collector is transmitted to the chimney TMS control center through the intermediate data collector Chimney Remote Surveillance System. The method of claim 1, Self output device that allows the workplace of the air environment or the business chimney to search for the measured value signal output from the measuring device and utilize it for work Chimney remote monitoring system further comprising a. The method of claim 1, Standard gas discharge device for discharging the standard gas to the measuring device by the data collecting device More, The chimney TMS control center transmits a remote command (remote check, RCHK) to the data collection device, causing the data collection device to discharge the standard gas to the measuring device, and the measuring device to the standard gas. The emission concentration of the environmental pollutant is measured and output along with the measured value signal and the indication value of the standard gas, and the data collection device collects the data output from the measuring instrument to generate and store the average data and to generate the network. By transmitting to the chimney TMS control center through the chimney TMS control center to determine the measurement reliability of the measuring instrument based on the difference between the concentration of the standard gas and the indication value Chimney Remote Surveillance System. The method of claim 4, wherein The standard gas is The air environment or the workplace of the operator chimney is also used to work to calibrate the measuring device itself Chimney Remote Surveillance System. The method of claim 1, The chimney TMS control center As a result of the measurement of data received from the data collection device, if there is a concern or exceed the emission limit of environmental pollutant in the air environment or the business chimney, it is possible to call each business site and local government through telephone, mobile phone and fax. Automatically alarmed Chimney Remote Surveillance System. The method of claim 1, The chimney TMS control center As a monitoring function of the air environment or the chimney of the operator, receiving data inquiry (real-time screen scrolling, data inquiry by period, 3 times of air cost inquiry, before and after correction value comparison, real-time item emission status, real time graph, real time trend inquiry function), Analysis / statistics (status inquiry, threshold exceeded inquiry, average value inquiry by period, minimum / maximum value inquiry, status display inquiry, communication status inquiry, graph inquiry function), remote control (remote command transmission, remote command transmission history inquiry, remote search History inquiry, constant search history inquiry function), administrative processing (administrative basic data, administrative history management, accuracy inspection history inquiry, relative accuracy history inquiry, discharge and discharge charge function provided), system management (provide business site information, chimney information) , Provision of information to TMS, provision of reference values, provision of facility information, data closing function, system setting / various code management functions), and Providing the City / alarm (large screen display, ARS advice, network monitoring, providing the communication line monitoring) feature Chimney Remote Surveillance System. The method of claim 1, The chimney TMS control center As an analysis function of the chimney remote monitoring system, status inquiry (measurement installation status, measurement item status, maintenance status, annual measurement instrument installation status inquiry function provided), reference exceeded inquiry (baseline exceeded history, monthly threshold exceeded, threshold exceeded) Cause inquiry function), data range inquiry (average value inquiry by period, min / max status inquiry function), status display inquiry (status display status by business site, operation rate status inquiry function by business site), communication status inquiry (reception status by period, Unsent history, dump target inquiry, wireless reception sensitivity inquiry function), graph inquiry (graph by measurement item, graph by chimney, correlation trend inquiry function) Chimney Remote Surveillance System. The method of claim 1, Measurement items (7 items of pollutants such as dust, SO2, NOx, HCl, HF, NH3, and CO, and 3 items of non-pollutants of oxygen, temperature and flow rate) discharged from the atmosphere or the operator's chimney When measured and transmitted to the data collection device, the chimney TMS control center transmits a remote command (remote check: RCHK) to the data collection device, and the data collection device receiving the remote command is a result value measured by the measuring device. To transmit to the chimney TMS control center Chimney Remote Surveillance System.

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