CN102749423A - Intelligent environment online monitoring and automatically-comparing quality control instrument - Google Patents
Intelligent environment online monitoring and automatically-comparing quality control instrument Download PDFInfo
- Publication number
- CN102749423A CN102749423A CN2012102612357A CN201210261235A CN102749423A CN 102749423 A CN102749423 A CN 102749423A CN 2012102612357 A CN2012102612357 A CN 2012102612357A CN 201210261235 A CN201210261235 A CN 201210261235A CN 102749423 A CN102749423 A CN 102749423A
- Authority
- CN
- China
- Prior art keywords
- stream
- circuit
- interface circuit
- pollutant
- quality control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Abstract
The invention relates to an intelligent environment online monitoring and automatically-comparing quality control instrument, mainly comprising a power circuit, a keyboard display circuit, a flow switching unit, a central processing unit, a flow switching control circuit for driving the flow switching unit, an input interface circuit connected with a pollutant online measuring instrument to perform data input, and an output interface circuit connected with an environmental protection data collecting instrument. The central processing unit drives the flow switching unit through the flow switching control circuit. The flow switching unit has at least two inlet flows and an outlet flow, which are switched and communicated, wherein an inlet flow is the inlet flow through which pollutant samples flow into, and the other one inlet flow is the inlet flow through which standard comparison quality control samples flow into; the outlet flow is the outlet flow flowing to the pollutant online measuring instrument. An end of the input interface circuit is connected with the pollutant online measuring instrument, and the other one end of the input interface circuit is connected with the central processing unit. An end of the output interface is connected with the environmental protection data collecting instrument, and the other one end of the output interface is connected with the central processing unit.
Description
Technical field
What the present invention relates to is that the Quality Control appearance is compared in a kind of intelligent environment on-line monitoring automatically, belongs to the environmental monitoring instrument.
Background technology
National Environmental on-line monitoring infosystem be one catchment, environmental monitoring and controls such as atmosphere, pollution source, flue dust, and data acquisition, data analysis, information issue or the like are the integrated environment information platform of supervising of one.This system is presided over by national environmental protection portion and implements, and has invested more than 100 hundred million yuan, is made up of with country, province, city and county monitor messages at different levels center tens thousand of the pollutant on-line monitoring points that spread all over the country.A typical pollutant on-line monitoring point is adopted appearance etc. by several pollutant on-line measurement instruments and environmental protection number and is formed; The environmental protection number is adopted appearance and is concentrated the measurement data of gathering each pollutant measurement instrument, and is sent to the monitor message center to measurement data based on the TCP/IP IP by wireless or cable network.Because carry out daily verification the surveying instrument that pollutant on-line measurement instrument can not be worked in the laboratory, the accuracy and the validity of pollutant on-line measurement apparatus measures data can't be guaranteed.Country's 12 planning; With continuing construction and the popularization that the tens billion of units of investment are used for the environment online monitoring system, can't the guaranteeing of the accuracy of pollutant on-line measurement apparatus measures data and validity forms serious challenge to further developing of National Environmental on-line monitoring infosystem.
Summary of the invention
The objective of the invention is to overcome the deficiency that prior art exists; And provide a kind of intelligent environment on-line monitoring to compare the Quality Control appearance automatically; It can realize the automatic comparison calibrating to pollutant on-line measurement instrument, to guarantee the accuracy and the validity of pollutant on-line measurement apparatus measures data.
The objective of the invention is to accomplish through following technical scheme; It mainly comprises the power circuit that is used to provide direct supply; Be used for the keyboard-display circuit that user's input and relevant information show; Be used for the stream switch unit that pollutant sample and standard comparison Quality Control appearance is selected; Be used for the CPU that data transmit, handle and control, be used to drive the stream control switching circuit of stream switch unit, be used for being connected the input interface circuit that carries out the data input and adopt the output interface circuit that appearance is connected the line data output of going forward side by side with the environmental protection number with being used for pollutant on-line measurement instrument; Described CPU drives described stream switch unit through described stream control switching circuit; Described stream switch unit has at least two import streams and one outlet stream and can switch and communicates; One of them import stream is for flowing into the import stream of pollutant sample, and another import stream is the import stream of inflow standard comparison Quality Control appearance; The outlet stream is the outlet stream that flows to pollutant on-line measurement instrument; Described input interface circuit one end links to each other with pollutant on-line measurement instrument, and the other end links to each other with described CPU; Described output interface circuit one end is adopted appearance with the environmental protection number and is linked to each other, and the other end links to each other with described CPU.
Described stream switch unit disposes and can make import stream and outlet stream switch the solenoid valve communicate, and this solenoid valve is single two to advance the three-way solenoid valve that outes, or is formed by the solenoid valve combination of two one-in-and-one-outs.
Described CPU constitutes by single cpu circuit or by many cpu circuits; Described input interface circuit is 4-20mA electric current loop input circuit, or RS-232, RS-422 and RS-485 interface circuit, or comprises the interface circuit of a plurality of aforementioned 4 kinds of circuit; Described output interface circuit is 4-20mA electric current loop output circuit, or RS-232, RS-422 and RS-485 interface circuit, or comprises the interface circuit of a plurality of aforementioned 4 kinds of circuit.
The Quality Control appearance is compared in described intelligent environment on-line monitoring automatically has one or more groups stream switch unit, stream control switching circuit, input interface circuit and output interface circuit.
When the present invention is operated in automatic comparison; Central processing unit controls stream control switching circuit; Drive the stream switch unit; Import stream and the outlet stream that flows to the pollutant measurement instrument of stream switch unit of the inflow standard comparison Quality Control appearance of stream switch unit are communicated; Standard comparison Quality Control appearance inflow pollutant on-line measurement instrument detects like this, and measurement data is imported by input interface circuit, and CPU compares through the actual measurement data value standard value known with it to standard comparison Quality Control appearance; With the accuracy and the validity of calibrating pollutant on-line measurement apparatus measures data, its result exports the environmental protection number to through output interface circuit and adopts appearance.
Description of drawings
Fig. 1 is the theory diagram that the Quality Control appearance is compared in intelligent environment on-line monitoring of the present invention automatically.
Fig. 2 is the theory diagram that the Quality Control appearance is compared in intelligent environment on-line monitoring with 2 groups of stream switch units, stream control switching circuit, input interface circuit and output interface circuit automatically.
Embodiment
To combine accompanying drawing that the present invention is elaborated below; Shown in Figure 1; The present invention mainly comprises: one is used to provide the power circuit 6, of direct supply to be used for keyboard-display circuit 7, that user's input and relevant information show is used for the stream switch unit 1 that pollutant sample and standard comparison Quality Control appearance are selected; One is used for the CPU 2 that data transmit, handle and control; One be used to drive the stream switch unit stream control switching circuit 3, be used for being connected the input interface circuit 4, that carries out the data input and be used for adopting appearance 11 and be connected and carry out the output interface circuit 5 that data are exported with the environmental protection number with pollutant on-line measurement instrument 10; Said power circuit 6 provides the direct supply that needs through the AC/DC conversion to system, and keyboard-display circuit 7 is used for the demonstration of user's input and relevant information; Described CPU 2 drives described stream switch unit 1 through described stream control switching circuit 3; Described stream switch unit 1 has at least two import streams and one outlet stream and can switch and communicates; One of them import stream is for flowing into the import stream 1a of pollutant sample 8, and another import stream is the import stream 1b of inflow standard comparison Quality Control appearance 9; The outlet stream is the outlet stream 1c that flows to pollutant on-line measurement instrument; Described input interface circuit 4 one ends link to each other with pollutant on-line measurement instrument, and the other end links to each other with described CPU 2; Described output interface circuit 5 one ends are adopted appearance with the environmental protection number and are linked to each other, and the other end links to each other with described CPU 2.
Described stream switch unit 1 disposes and can make import stream and outlet stream switch the solenoid valve communicate, and this solenoid valve is single two to advance the three-way solenoid valve that outes, or is formed by the solenoid valve combination of two one-in-and-one-outs.
Described CPU 2 constitutes by single cpu circuit or by many cpu circuits; Described input interface circuit 4 is 4-20mA electric current loop input circuits, or RS-232, RS-422 and RS-485 interface circuit, or comprises the interface circuit of a plurality of aforementioned 4 kinds of circuit; Described output interface circuit 5 is 4-20mA electric current loop output circuits, or RS-232, RS-422 and RS-485 interface circuit, or comprises the interface circuit of a plurality of aforementioned 4 kinds of circuit.
The Quality Control appearance is compared in described intelligent environment on-line monitoring automatically has one or more groups stream switch unit 1, stream control switching circuit 3, input interface circuit 4 and output interface circuit 5.
When system works to the pollutant on-line measurement time; CPU 2 control stream control switching circuits 3; Drive stream switch unit 1; Import stream 1a and the outlet stream 1c that flows to the pollutant measurement instrument of stream switch unit 1 of the inflow pollutant sample of stream switch unit 1 are communicated, and the pollutant sample flows into pollutant on-line measurement instrument and detects like this, and measurement data is by input interface circuit 4 inputs; Handle through CPU 2, export the environmental protection number to through output interface circuit 5 and adopt appearance.When system works during in on-line automatic comparison; CPU 2 control stream control switching circuits 3; Drive stream switch unit 1; Import stream 1b and the outlet stream 1c that flows to the pollutant measurement instrument of stream switch unit 1 of the inflow standard comparison Quality Control appearance of stream switch unit 1 are communicated; Standard comparison Quality Control appearance inflow pollutant on-line measurement instrument detects like this, and measurement data is by input interface circuit 4 inputs, and CPU 2 compares through the actual measurement data value standard value known with it to standard comparison Quality Control appearance; With the accuracy and the validity of calibrating pollutant on-line measurement apparatus measures data, its result exports the environmental protection number to through output interface circuit 5 and adopts appearance; Pollutant sample and standard comparison Quality Control appearance can be liquid, also can be gas.
Only adopt a kind of standard comparison Quality Control appearance among the embodiment shown in Figure 1; Stream switch unit 1 is two import streams and an outlet stream; Can adopt single two to advance the three-way solenoid valve that outes and realize; Also can realize by the solenoid valve combination of two one-in-and-one-outs; The present invention also can adopt standard comparison Quality Control appearance more than two kinds and two kinds according to concrete needs, and stream switch unit 1 corresponding inlet stream also will be more than two, can adopt solenoid valve to realize or adopt being similar to the special use eight logical injectors that Tianjin, island company is used for TOC-V and realizing.
Among the embodiment shown in Figure 1; Have only one group of stream switch unit 1, stream control switching circuit 3, input interface circuit 4 and output interface circuit 5; Therefore can only connect a pollutant on-line measurement instrument; And a typical pollutant on-line monitoring point generally has many pollutant on-line measurement instruments, and correspondingly the present invention also should have stream switch unit 1, stream control switching circuit 3, input interface circuit 4 and the output interface circuits 5 organized more.
See accompanying drawing 2; This embodiment has 2 groups of stream switch units, stream control switching circuit, input interface circuit and output interface circuit; Wherein content and Fig. 1 are basic identical, comprise stream switch unit 1A, 1B, stream control switching circuit 3A, 3B; Input interface circuit 4A, 4B reach output interface circuit 5A, 5B or the like.
Claims (4)
1. the Quality Control appearance is compared in an intelligent environment on-line monitoring automatically; It mainly comprises the power circuit that is used to provide direct supply; Be used for the keyboard-display circuit that user's input and relevant information show; Be used for the stream switch unit that pollutant sample and standard comparison Quality Control appearance is selected; Be used for the CPU that data transmit, handle and control, be used to drive the stream control switching circuit of stream switch unit, be used for being connected the input interface circuit that carries out the data input and adopt the output interface circuit that appearance is connected the line data output of going forward side by side with the environmental protection number with being used for pollutant on-line measurement instrument; It is characterized in that described CPU (2) drives described stream switch unit (1) through described stream control switching circuit (3); Described stream switch unit (1) has at least two import streams and one outlet stream and can switch and communicates; One of them import stream is for flowing into the import stream (1a) of pollutant sample, and another import stream is the import stream (1b) of inflow standard comparison Quality Control appearance; The outlet stream is the outlet stream (1c) that flows to pollutant on-line measurement instrument; Described input interface circuit (4) one ends link to each other with pollutant on-line measurement instrument, and the other end links to each other with described CPU (2); Described output interface circuit (5) one ends are adopted appearance with the environmental protection number and are linked to each other, and the other end links to each other with described CPU (2).
2. the Quality Control appearance is compared in intelligent environment on-line monitoring according to claim 1 automatically; It is characterized in that described stream switch unit (1) disposes the solenoid valve that the import stream is communicated with the switching of outlet stream; This solenoid valve is single two to advance the three-way solenoid valve that outes, or is formed by the solenoid valve combination of two one-in-and-one-outs.
3. the Quality Control appearance is compared in intelligent environment on-line monitoring according to claim 1 automatically, it is characterized in that described CPU (2) constitutes by single cpu circuit or by many cpu circuits; Described input interface circuit (4) is 4-20mA electric current loop input circuit, or RS-232, RS-422 and RS-485 interface circuit, or comprises the interface circuit of a plurality of aforementioned 4 kinds of circuit; Described output interface circuit (5) is 4-20mA electric current loop output circuit, or RS-232, RS-422 and RS-485 interface circuit, or comprises the interface circuit of a plurality of aforementioned 4 kinds of circuit.
4. the Quality Control appearance is compared in intelligent environment on-line monitoring according to claim 1 automatically, it is characterized in that described stream switch unit (1), stream control switching circuit (3), input interface circuit (4) and output interface circuit (5) combine for one or more groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210261235.7A CN102749423B (en) | 2012-07-26 | 2012-07-26 | A kind of intelligent environment on-line monitoring automatic comparison Quality Control instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210261235.7A CN102749423B (en) | 2012-07-26 | 2012-07-26 | A kind of intelligent environment on-line monitoring automatic comparison Quality Control instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102749423A true CN102749423A (en) | 2012-10-24 |
| CN102749423B CN102749423B (en) | 2015-09-09 |
Family
ID=47029784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210261235.7A Expired - Fee Related CN102749423B (en) | 2012-07-26 | 2012-07-26 | A kind of intelligent environment on-line monitoring automatic comparison Quality Control instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102749423B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1247981A (en) * | 1998-09-12 | 2000-03-22 | 张新华 | Automatically sampling remote water and air quality monitoring system |
| CN201177869Y (en) * | 2008-03-27 | 2009-01-07 | 北京万维盈创科技发展有限公司 | Environment protection data collector |
| CN101413869A (en) * | 2007-10-19 | 2009-04-22 | 中国科学院沈阳科学仪器研制中心有限公司 | Automatic calibration system and method of resistance absorbing instrument |
| CN201408348Y (en) * | 2009-05-05 | 2010-02-17 | 太原罗克佳华工业有限公司 | Mainboard of environment-friendly data acquisition instrument |
| CN101819194A (en) * | 2010-02-12 | 2010-09-01 | 广东省环境监测中心 | Standard sample dilution deviation tracking and correcting system calibrated by gas analyzer on line and method thereof |
| CN102147373A (en) * | 2011-01-19 | 2011-08-10 | 重庆大学 | Multi-parameter water quality monitoring system based on micro-optical-electro-mechanical system (MOEMS) micro spectrometer |
| CN201965118U (en) * | 2010-11-19 | 2011-09-07 | 聚光科技(杭州)股份有限公司 | Automatic calibration device |
| CN202735322U (en) * | 2012-07-26 | 2013-02-13 | 嘉兴长天环保科技有限公司 | Intelligent online environment-monitoring and automatically comparing quality control instrument |
-
2012
- 2012-07-26 CN CN201210261235.7A patent/CN102749423B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1247981A (en) * | 1998-09-12 | 2000-03-22 | 张新华 | Automatically sampling remote water and air quality monitoring system |
| CN101413869A (en) * | 2007-10-19 | 2009-04-22 | 中国科学院沈阳科学仪器研制中心有限公司 | Automatic calibration system and method of resistance absorbing instrument |
| CN201177869Y (en) * | 2008-03-27 | 2009-01-07 | 北京万维盈创科技发展有限公司 | Environment protection data collector |
| CN201408348Y (en) * | 2009-05-05 | 2010-02-17 | 太原罗克佳华工业有限公司 | Mainboard of environment-friendly data acquisition instrument |
| CN101819194A (en) * | 2010-02-12 | 2010-09-01 | 广东省环境监测中心 | Standard sample dilution deviation tracking and correcting system calibrated by gas analyzer on line and method thereof |
| CN201965118U (en) * | 2010-11-19 | 2011-09-07 | 聚光科技(杭州)股份有限公司 | Automatic calibration device |
| CN102147373A (en) * | 2011-01-19 | 2011-08-10 | 重庆大学 | Multi-parameter water quality monitoring system based on micro-optical-electro-mechanical system (MOEMS) micro spectrometer |
| CN202735322U (en) * | 2012-07-26 | 2013-02-13 | 嘉兴长天环保科技有限公司 | Intelligent online environment-monitoring and automatically comparing quality control instrument |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102749423B (en) | 2015-09-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203748358U (en) | Accurate irrigation device based on internet of things | |
| CN106644620B (en) | Detachable multifunctional gas automatic acquisition method and device | |
| CN203798913U (en) | Intelligent multichannel heater operating state and current monitoring system | |
| CN204129100U (en) | A kind of resistance self-operated measuring unit | |
| CN202735322U (en) | Intelligent online environment-monitoring and automatically comparing quality control instrument | |
| ATE407487T1 (en) | METHOD AND SYSTEM FOR CONTROLLING AN OPTICAL NETWORK | |
| CN202735321U (en) | Environmental protection data collecting instrument capable of automatic comparison | |
| CN103246282B (en) | A kind of pitch control device test device | |
| CN102749423A (en) | Intelligent environment online monitoring and automatically-comparing quality control instrument | |
| CN102778540B (en) | A kind of automatic comparison environment protection digital Acquisition Instrument | |
| CN101308191B (en) | Diode electrical characteristics test system | |
| CN203217365U (en) | PLC (Programmable Logic Controller) based point-to-multipoint switching value detector | |
| CN100504419C (en) | Apparatus and method for testing photoelectric characteristic of thermo-optic switch array | |
| CN102183667A (en) | Digital portable quick toxic and harmful gas automatic monitor | |
| CN103398991A (en) | Novel double-channel fluorescence-method dissolved oxygen detector | |
| CN205785934U (en) | Industrial Park sewage automatic sampling system | |
| CN206162235U (en) | Electric current adjustable constant current source is used in electric power control | |
| CN206540595U (en) | A kind of online small-bore fluid flowmeter calibration system | |
| CN204903504U (en) | Environment -friendly data acquisition instrument | |
| CN204228695U (en) | Intelligent online gas detection analyzer | |
| CN204346892U (en) | Double light path analysis of nitrogen oxide device | |
| CN209728148U (en) | A kind of current switch circuit in signal control device | |
| CN208672715U (en) | A kind of Estimate of Resistance for DC Low Resistance monitoring system that multichannel is tested simultaneously | |
| CN202110191U (en) | Portable locomotive speedometer detection equipment | |
| CN102279177A (en) | On-line DPD residual chlorine analyzer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20210726 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |