CN104457846A - Flue gas emission monitoring method - Google Patents
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- CN104457846A CN104457846A CN201410650092.8A CN201410650092A CN104457846A CN 104457846 A CN104457846 A CN 104457846A CN 201410650092 A CN201410650092 A CN 201410650092A CN 104457846 A CN104457846 A CN 104457846A
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Abstract
The invention discloses a flue gas emission monitoring method and relates to the technical field of fire coal. The purpose that flue gas emission data are monitored in real time as a whole automatically is achieved. According to the main technical scheme, after network connecting is established at a general control center server and a plurality of branch center data servers, the general control center server obtains flue gas emission data and/or on-grid energy data collected by the branch center data servers and identification information of the branch center data servers respectively through network connecting; the general control center server carries out effectiveness, timeliness and rationality analysis on the flue gas emission data and/or the on-grid energy data, and reasonable and effective flue gas emission data and or on-grid energy data are obtained; and the general control center server carries out outputting displaying on the flue gas emission data and/or the on-grid energy data of the branch center data servers according to the identification information, and on-line monitoring of flue gas emission is achieved. The flue gas emission monitoring method is mainly used for monitoring flue gas emission of a thermal power generating unit of a power plant.
Description
Technical field
The present invention relates to coal combustion technology field, particularly relate to a kind of fume emission monitoring method.
Background technology
The enhancing of the day by day serious and people's environmental consciousness of the discharge along with atmosphere pollution, becomes ever more important to the monitor and forecast of the pollutant of discharge process.Owing to usually carrying a large amount of pollutants in the flue gas of fired power generating unit in thermal power plant, need to carry out strict restriction to the fume emission of fired power generating unit in thermal power plant, so become particularly important to the monitoring of each fired power generating unit fume emission.
At present, about fired power generating unit fume emission monitoring normally regional gather each fired power generating unit fume emission data and electricity volume data in its region, then gather above-mentioned data by staff and above-mentioned data are processed, know the fume emission situation of each fired power generating unit, realize regional and the fume emission of each fired power generating unit is monitored.When thinking to monitor on the whole and the fume emission data of control regional and electricity volume data, in prior art, normally general headquarters of monitoring center receive the related statements of the fume emission data that report of regional and electricity volume data, monitor and data analysis the fume emission data of regional and electricity volume data according to form.Cause monitoring also inaccurate not in time like this, and worker workload is large, operate and waste time and energy, cost is high, and efficiency is low.
Summary of the invention
In view of this, the embodiment of the present invention provides fume emission monitoring method, and fundamental purpose automatically realizes on the whole to fume emission data Real-Time Monitoring, and reduce human and material resources cost, make simple to operation, efficiency is high.
For achieving the above object, the present invention mainly provides following technical scheme:
Embodiments provide fume emission monitoring method, the method comprises:
Set up after network is connected at overall control center server and multiple branch centers data server, described overall control center server connects the identification information obtaining fume emission data that each described branch center data server collects and/or electricity volume data and each described branch center data server respectively by described network, described identification information adopts unified Naming conventions to identify;
Described overall control center server carries out validity, promptness and rational analysis to described fume emission data and/or electricity volume data, obtains rationally effective fume emission data and/or electricity volume data;
Described overall control center server, according to described rationally effective fume emission data and/or the electricity volume data output display of described identification information by each described branch center data server, realizes fume emission on-line monitoring.
As front aforesaid method, wherein, described overall control center server is connected by described network and obtains the fume emission data and/or electricity volume data that each described branch center data server collects respectively, comprising:
Described overall control center server connects by described network the fume emission data and/or electricity volume data that each described branch center of Real-time Obtaining respectively data server collects;
Or described overall control center server is connected by described network and periodically obtains according to the time interval of presetting the fume emission data and/or electricity volume data that each described branch center data server collects respectively.
As front aforesaid method, wherein, described overall control center server is connected by described network and obtains the fume emission data and/or electricity volume data that each described branch center data server collects respectively, comprises
Described overall control center server is connected by described network and receives its fume emission data collected and/or electricity volume data that each described branch center data server reports automatically;
Or described overall control center server sends to described branch center data server according to demand and obtains request of data, and receive the fume emission data and/or electricity volume data that described branch center data server reports according to described request.
Method as the aforementioned, wherein, described overall control center server carries out validity, promptness and rational analysis to described fume emission data and/or electricity volume data, obtains rationally effective fume emission data and/or electricity volume data, comprising:
Within the predetermined sampling period, described overall control center server carries out sampling processing to described fume emission data and/or electricity volume data, obtains fume emission sampled data and/or electricity volume sampled data;
Described overall control center server judges whether described fume emission sampled data and/or electricity volume sampled data are described rationally effective fume emission data and/or electricity volume data within the described predetermined sampling period;
If so, rationally effective fume emission data and/or electricity volume data are then obtained;
If not, then described overall control center server generates warning message.
As front aforesaid method, wherein, described rationally effective fume emission data and/or electricity volume data are specially:
Described rationally effective fume emission data and/or electricity volume data for obtain described fume emission sampled data and/or electricity volume sampled data within the described predetermined sampling period;
Or described rationally effective fume emission data and/or electricity volume data are obtain stable described fume emission sampled data and/or electricity volume sampled data within the described predetermined sampling period;
Or described rationally effective fume emission data and/or electricity volume data for obtain logical described fume emission sampled data and/or electricity volume sampled data within the described predetermined sampling period.
As front aforesaid method, wherein, obtain, rationally after effective fume emission data and/or electricity volume data, also comprising described in:
Described overall control center server processes described rationally effective fume emission data and/or electricity volume data according to demand, obtains combined data.
As front aforesaid method, wherein, described rationally effective fume emission data comprise the concentration of the Pollutant emission concentration of every platform boiler, the flue gas flow of every platform boiler, boiler deviating from device portal and discharging pollutants, the concentration of boiler being deviate from device outlet drain pollutant;
Described combined data comprises average smoke emissioning concentration, fume emission speed, smoke discharge amount, fume emission removal efficiency; Wherein, the carrier of the described fume emission data that gather in institute compass of competency for described branch center data server of described boiler and/or electricity volume data;
As front aforesaid method, wherein, described rationally effective electricity volume data are included in the generated energy of boiler in the described predetermined sampling period; Described combined data is fume emission performance;
Described overall control center server processes described rationally effective fume emission data and/or electricity volume data, obtains combined data, specifically comprises:
Described fume emission performance is obtained according to the Pollutant emission concentration of described every platform boiler, the described flue gas flow of every platform boiler, the generated energy of described boiler and described predetermined sampling period.
As front aforesaid method, wherein, described overall control center server processes described rationally effective fume emission data and/or electricity volume data, after obtaining combined data, also comprises:
Described overall control center server receives the data inquiry request that other equipment sends, and described data inquiry request comprises querying condition;
Obtain corresponding data according to described data query conditions, and described data are sent to other equipment described.
As front aforesaid method, wherein, by described rationally effective fume emission data and/or electricity volume data output display, realize fume emission on-line monitoring, comprising:
By rationally effective fume emission data and/or electricity volume data described in the form output display of Distribution GIS map;
Or, by rationally effective fume emission data and/or electricity volume data described in the form output display of picture;
Or, by rationally effective fume emission data and/or electricity volume data described in the form output display of figure;
Or, by rationally effective fume emission data and/or electricity volume data described in the form output display of form.
By technique scheme, fume emission monitoring method provided by the invention, can set up after network is connected at overall control center server and multiple branch centers data server, overall control center server connects to multiple branch centers data server acquisition fume emission data and/or electricity volume data based on this network, and to after these fume emission data and/or electricity volume data analysis, rationally effective fume emission data and/or electricity volume data output display will be obtained after analysis, thus the fired power generating unit fume emission on-line monitoring realized power plant in data server compass of competency, each branch center.Comparatively prior art, the present invention is based on network connection and carry out data transmission, data analysis, the output display that each branch center data server gathers is obtained by overall control center server, reach and automatically realize on the whole to the object of fume emission data Real-Time Monitoring, reduce human and material resources cost, make simple to operation, efficiency is high.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to technological means of the present invention can be better understood, and can be implemented according to the content of instructions, and can become apparent, below especially exemplified by the specific embodiment of the present invention to allow above and other objects of the present invention, feature and advantage.
Accompanying drawing explanation
The process flow diagram of a kind of fume emission monitoring method that Fig. 1 provides for the embodiment of the present invention;
A kind of process flow diagram fume emission data and/or electricity volume data being carried out to validity, promptness and rational analytical approach that Fig. 2 provides for the embodiment of the present invention.
Embodiment
Below with reference to accompanying drawings exemplary embodiment of the present disclosure is described in more detail.Although show exemplary embodiment of the present disclosure in accompanying drawing, however should be appreciated that can realize the disclosure in a variety of manners and not should limit by the embodiment set forth here.On the contrary, provide these embodiments to be in order to more thoroughly the disclosure can be understood, and complete for the scope of the present disclosure can be conveyed to those skilled in the art.
As shown in Figure 1, a kind of process flow diagram of fume emission monitoring method that provides of the embodiment of the present invention.Particularly, as shown in Figure 1, described method comprises:
101, set up after network is connected at overall control center server and multiple branch centers data server, described overall control center server connects the identification information obtaining fume emission data that each described branch center data server collects and/or electricity volume data and each described branch center data server respectively by described network, described identification information adopts unified Naming conventions to identify.
In the present embodiment, described fume emission data can comprise the concentration of the Pollutant emission concentration of the every platform boiler in each branch center data server institute compass of competency, the flue gas flow of every platform boiler, boiler deviating from device portal and discharging pollutants, the concentration of boiler being deviate from device outlet drain pollutant, etc.The electricity that described electricity volume data are the unit generation in each branch center data server institute compass of competency also passes to online electric quantity data, and wherein, these data are electricity volume incremental data.Described identification information comprises regional code, power plant's coding, machine group coding, etc.The form that this identification information can adopt " regional code (2)+power plant coding (3)+machine group coding (2) ", wherein, machine group coding digitized representation, such as, 01 representative of #1 unit.So, if A area be encoded to XX, the B power plant in this area is encoded to YY, and the coding of the C unit in this power plant numeral 01 represents, so this identification information is XXYY01.
Here it should be noted that, communication between overall control center server and branch center data server is two-way, branch center data server initiatively can upload real time data to overall control center server according to certain frequency, when the data of branch center server change also can active upload historical data to overall control center server.Overall control center server also initiatively can call the interface of branch center server, obtains the historical data of the branch center server in a period of time.Realize the synchronous of data by two-way data transmission channel, could generate after data syn-chronization will having been ensured before generating report forms every month, guarantee the accurate with consistent of report data.
Here you need to add is that, overall control center server needs to obtain fume emission data and/or the electricity volume data that each branch center data server gathers each unit in its compass of competency.Each branch center data server can define the data layout of a set of specification, and each branch center data server carrys out reported data according to same specification; Or, data can be reported overall control center server according to respective data layout by each branch center data server, data can be unified, then to work such as data analysis process after reunification by overall control center server by the data layout of the data of acquisition according to self-defining a set of specification.Wherein, each each branch center data server will ensure the raw data uploading unit, can not do any process to data.
102, described overall control center server carries out validity, promptness and rational analysis to described fume emission data and/or electricity volume data, obtains rationally effective fume emission data and/or electricity volume data.
Wherein, overall control center server can realize validity to fume emission data and/or electricity volume data, promptness and rational analysis by the mode of carrying out sampling processing to the fume emission data obtained and/or electricity volume data.Such as, within the sampling period of presetting, overall control center server is sampled to the fume emission data obtained and/or electricity volume data, obtain the fume emission data of sampling and/or electricity volume data and whether analyze it be valid data, the data meeting true data or be positioned at outside mathematical statistics degree of confidence, rationally effective fume emission data and/or electricity volume data are preserved again according to analysis result, for follow-up these reasonable effectively fume emission data and/or electricity volume data can applied carry out statistical calculation, or generation data sheet does data basis.Certainly, overall control center server carries out validity to these fume emission data and/or electricity volume data, the mode of promptness and rational analysis is not limited to mode described above.
Here it should be noted that, after overall control center server to be connected by network and obtains fume emission data and/or electricity volume data that each branch center data server collects respectively, first overall control center server is preserved these fume emission data and/or electricity volume data, then analyzes the quality of these fume emission data and/or electricity volume data.
103, described overall control center server is according to described rationally effective fume emission data and/or the electricity volume data output display of described identification information by each described branch center data server, realizes fume emission on-line monitoring.
In the present embodiment, overall control center server can confirm according to identification information the branch center server that this identification information is corresponding, the rationally effective fume emission data that this branch center server reports and/or electricity volume data are known, then these rationally effective fume emission data and/or electricity volume data of output display, according to the rationally effective fume emission data of display and/or electricity volume data to realize fume emission on-line monitoring.Wherein, the mode of output display can have the common chart such as form, histogram, trend graph, also support the broadcasting of picture, Streaming Media, and by designing multiple space of a whole page elegant in appearance to meet the different needs by the fine arts personnel of specialty, but also lively animation can be provided to show the various different form of expression, etc., the present embodiment does not do concrete restriction.
In actual applications, overall control center server monitors about 50 thermal power plants, 200 units altogether, monitoring target is abundanter, and has a large amount of real-time fume emission information and warning message to need real-time output display in system cloud gray model, can process in time after making operator on duty see warning message.Comprehensive displaying of fume emission information and warning message simultaneously contributes to realizing information sharing, improves the work efficiency of information utilization rate and staff.
The fume emission monitoring method that the embodiment of the present invention provides, can set up after network is connected at overall control center server and multiple branch centers data server, overall control center server connects to multiple branch centers data server acquisition fume emission data and/or electricity volume data based on this network, and to after these fume emission data and/or electricity volume data analysis, rationally effective fume emission data and/or electricity volume data output display will be obtained after analysis, thus the fired power generating unit fume emission on-line monitoring realized power plant in data server compass of competency, each branch center.Comparatively prior art, the present invention is based on network connection and carry out data transmission, data analysis, the output display that each branch center data server gathers is obtained by overall control center server, reach and automatically realize on the whole to the object of fume emission data Real-Time Monitoring, reduce human and material resources cost, make simple to operation, efficiency is high.
Further, as the refinement to method shown in above-mentioned Fig. 1, in another embodiment of the present invention, above-mentioned steps 101 can adopt following several mode to realize:
The first, described overall control center server connects by described network the fume emission data and/or electricity volume data that each described branch center of Real-time Obtaining respectively data server collects.
Wherein, overall control center server is connected by network and each branch center data server carries out data transmission, simultaneously, the fume emission data that overall control center server Real-time Obtaining each branch center data server collects and/or electricity volume data, the object of the Real-Time Monitoring to each branch center data server can be realized, improve the monitoring efficiency of the fume emission to the fired power generating unit in data server compass of competency, each branch center.
The second, described overall control center server is connected by described network and periodically obtains according to the time interval of presetting the fume emission data and/or electricity volume data that each described branch center data server collects respectively.
Wherein, this time interval of presetting is the time interval that monitoring personnel are set in advance on overall control center server, can be an empirical value usually.Such as, this time interval of presetting can obtain for each minute the fume emission data that each branch center data server collects; Or this time interval of presetting can obtain for every twenty four hours the electricity volume data that each branch center data server collects.The concrete numerical value in this time interval of presetting can be determined according to the demand of user, and the present embodiment is not specifically limited.By periodically obtaining fume emission data and/or electricity volume data according to the time interval of presetting, a large amount of fume emission data of acquisition and/or electricity volume data can be avoided to take storage space, saving resource.
Further, as the refinement to method shown in above-mentioned Fig. 1, in another embodiment of the present invention, above-mentioned steps 101 can adopt following several mode to realize:
The first, described overall control center server is connected by described network and receives its fume emission data collected and/or electricity volume data that each described branch center data server reports automatically.
In the specific implementation, such as, set up after network is connected at overall control center server and multiple branch centers data server, overall control center server disposition is at integrated data web area, and all the other branch center data servers are communicated with overall control center server by integrated data network.The interface of branch center data server is installed in strict accordance with state's net network requirement and is specified securing software, and heart registration is put on record in the information.This interface communication adopts stable ICP/IP protocol communication.Each branch center data server establishes data acquisition channel, and data have gathered and have been aggregated in each branch center data server, each branch center data server will pass through the mode of interface to overall control center server reported data according to certain frequency acquisition.Such as, each branch center data server by the data that collect with the frequency more than 15 minutes by the mode of interface to overall control center server reported data.That is, after each branch center data server collects real time data, must rise in 15 minutes at the acquisition time of these data and complete to overall control center server reported data.The fume emission data reporting it to collect from trend overall control center server by each branch center data server and/or electricity volume data, ensure that overall control center server can the fume emission data that gather of each branch center of Real-time Obtaining data server and/or electricity volume data, achieve the object of the Real-Time Monitoring to each branch center data server.
The second, described overall control center server sends to described branch center data server according to demand and obtains request of data, and receives fume emission data and/or electricity volume data that described branch center data server reports according to described request.
Wherein, when only having branch center data server to receive the acquisition request of data of overall control center server transmission, the fume emission data that branch center data server just can report according to this acquisition request of data and/or electricity volume data, improve the dirigibility of overall control center server to fume emission data and/or electricity volume data acquisition, be suitable for practicality.
Further, as the refinement to method shown in above-mentioned Fig. 1, in another embodiment of the present invention, as shown in Figure 2, above-mentioned steps 102 can realize in the following ways:
201, within the predetermined sampling period, described overall control center server carries out sampling processing to described fume emission data and/or electricity volume data, obtains fume emission sampled data and/or electricity volume sampled data.
202, described overall control center server judges whether described fume emission sampled data and/or electricity volume sampled data are described rationally effective fume emission data and/or electricity volume data within the described predetermined sampling period.
Wherein, judge whether fume emission sampled data and/or electricity volume sampled data are that rationally effective fume emission data and/or electricity volume data are specially:
Such as, within continuous 15 sampling periods, the fume emission data taked and/or electricity volume data are for empty, then be considered as fume emission data that during this period of time, overall control center server obtains and/or electricity volume data are AFR control, now the fume emission data that report of branch center server and/or electricity volume data are not rationally effective fume emission data and/or electricity volume data.In other words, reasonable effective fume emission data and/or electricity volume data for obtain fume emission sampled data and/or electricity volume sampled data within the predetermined sampling period.
Such as, within continuous 90 sampling periods, the fume emission data taked and/or electricity volume data are identical data, then be considered as fume emission data that during this period of time, overall control center server obtains and/or electricity volume data are astable data, now the fume emission data that report of branch center server and/or electricity volume data are not rationally effective fume emission data and/or electricity volume data.In other words, rationally effective fume emission data and/or electricity volume data are within the predetermined sampling period, obtain stable fume emission sampled data and/or electricity volume sampled data.
Such as, within each sampling period, no to scale is (such as to judge fume emission data and/or electricity volume data, instrument range, physical property limit value etc.), or whether for meeting logical data (such as, accidental data), for not having no to scale and meeting logical data, then the fume emission data of overall control center server acquisition and/or electricity volume data are reasonable effective fume emission data and/or electricity volume data.
203, rationally effective fume emission data and/or electricity volume data are if so, then obtained.
Here you need to add is that, rationally effective fume emission data and/or electricity volume data preserved, think follow-up to this rationally effective fume emission data and/or electricity volume data should be used as basis.
204, if not, then described overall control center server generates warning message.
In the present embodiment, for produce the information of AFR control, the information of astable data, outrange data message, do not meet the data message of logic, overall control center server will to operator on duty send warning message with notify operator on duty to process, the reasons such as effective prompting operator on duty equipment failure, network failure, maintenance cause partial data to lack, thus improve the monitoring of the fume emission to the fired power generating unit in data server compass of competency, each branch center.
Further, in order to know the fume emission situation of the fired power generating unit in data server compass of competency, each branch center according to the rationally effective fume emission data obtained and/or electricity volume data, also comprise after step 203 obtains reasonable effective fume emission data and/or electricity volume data:
2031, described overall control center server processes described rationally effective fume emission data and/or electricity volume data according to demand, obtains combined data.
Wherein, overall control center server to rationally effective fume emission data and/or electricity volume data carry out process comprise according to acquisition rationally effective fume emission data and/or electricity volume data carry out computing, realize overall the fume emission situation of the fired power generating unit in the compass of competency of each branch center server of control according to operation result.
In the present embodiment, described rationally effective fume emission data comprise the concentration of the Pollutant emission concentration of every platform boiler, the flue gas flow of every platform boiler, boiler deviating from device portal and discharging pollutants, the concentration of boiler being deviate from device outlet drain pollutant; Accordingly, described combined data comprises average smoke emissioning concentration, fume emission speed, smoke discharge amount, fume emission removal efficiency.Described rationally effective electricity volume data are included in the generated energy of boiler in the described predetermined sampling period; Accordingly, described combined data is fume emission performance.Wherein, the carrier of the described fume emission data that gather in institute compass of competency for described branch center data server of described boiler and/or electricity volume data.
During concrete enforcement, if rationally effective fume emission data comprise the Pollutant emission concentration of every platform boiler, the flue gas flow of every platform boiler; Combined data is average smoke emissioning concentration; Overall control center server, to reasonable effective fume emission data and/or electricity volume data analysis, obtains combined data, specifically comprises: obtain average smoke emissioning concentration according to the Pollutant emission concentration of every platform boiler and the flue gas flow of every platform boiler.Such as, if combined data A is average smoke emissioning concentration, then have:
Combined data
Wherein:
Include the boiler quantity of statistics in n scope belonging to current time in, every platform boiler has a sampled data;
I is the sequence number of current time boiler (a corresponding sampled data);
C
ifor the Pollutant emission concentration of current time i-th boiler (a corresponding sampled data);
Q
ifor the flue gas flow of current time i-th boiler (a corresponding sampled data).
During concrete enforcement, if combined data is fume emission speed; Overall control center server is to reasonable effective fume emission data and/or electricity volume data analysis, obtain combined data, specifically comprise: obtain fume emission speed according to the Pollutant emission concentration of every platform boiler, the flue gas flow of every platform boiler and predetermined sampling period.Such as: if combined data B is fume emission speed, then have:
Combined data
In formula:
T is the sample period, h;
Include the boiler quantity of statistics in scope belonging to the n current statistic period (1 hour) in, have (1/t) individual sampled data by the normal then every platform boiler that calculates;
Jth the sampled data of j i-th boiler within the current statistic period (1 hour);
I is i-th boiler including statistics in scope belonging to the current statistic period (1 hour) in;
C
ijfor the Pollutant emission concentration of current statistic period (1 hour) i-th boiler jth sampled data representative, mg/Nm
3;
Q
ijfor the flue gas flow that current statistic period (1 hour) i-th boiler jth sampled data is corresponding, kNm
3/ h.
Here it should be noted that, when this value is as being as instantaneous value during data on real-time monitored picture, five sample periods refresh once, scope of statistics be to refreshing current time before data in 1 hour; When this value is as data in historical query and form, scope of statistics is the data within the scope of set period.Herein only to illustrate as the data instance on real-time monitored picture, as formula during data in historical query and form by that analogy.
During concrete enforcement, if combined data is smoke discharge amount; Overall control center server is to reasonable effective fume emission data and/or electricity volume data analysis, obtain combined data, specifically comprise: obtain smoke discharge amount according to the Pollutant emission concentration of every platform boiler, the flue gas flow of every platform boiler and predetermined sampling period.Such as, if combined data C is smoke discharge amount, then have:
Combined data
In formula:
T is the sample period, h;
Include the boiler quantity of statistics in n scope belonging to the current statistic period in, every platform boiler has m sampled data;
M is the number of every platform boiler sampling in the current statistic period, and under normal circumstances, the boiler sampling number including statistics in scope belonging in the current statistic period in is identical;
J is jth the sampled data of i-th boiler within the current statistic period;
I-th boiler of statistics is included in i scope belonging to the current statistic period;
C
ijfor the Pollutant emission concentration of i-th boiler jth sampled data representative in the current statistic period, mg/Nm
3;
Q
ijfor the flue gas flow that i-th boiler jth sampled data in the current statistic period is corresponding, kNm
3/ h.
It should be noted that, when this value is as being as instantaneous value during data on real-time monitored picture, five sample periods refresh once, and scope of statistics be from specifying the data of moment (being defaulted as 00:00 on the same day) to refreshing current time in the period; When this value is as data in historical query and form, scope of statistics is the data within the scope of set period.Herein only to illustrate as the data instance on real-time monitored picture, as formula during data in historical query and form by that analogy.
During concrete enforcement, if rationally effective electricity volume data are included in the generated energy of boiler in the predetermined sampling period; Combined data is fume emission performance; Overall control center server is to reasonable effective fume emission data and/or electricity volume data analysis, obtain combined data, specifically comprise: obtain fume emission performance according to the Pollutant emission concentration of every platform boiler, every flue gas flow of platform boiler, the generated energy of boiler and predetermined sampling period.If combined data D is fume emission performance, then have:
Combined data
In formula:
T is the sample period, h;
E
tfor the generated energy that this boiler in current statistic period T (1 hour) is corresponding;
N is the boiler quantity including statistics in scope belonging to the current statistic period (1 hour) in, has (1/t) individual sampled data by the normal then every platform boiler that calculates;
J is jth the sampled data of i-th boiler within the current statistic period (1 hour);
I is i-th boiler including statistics in scope belonging to the current statistic period (1 hour) in;
C
ijfor the Pollutant emission concentration of current statistic period (1 hour) i-th boiler jth sampled data representative, mg/Nm
3;
Q
ijfor the flue gas flow that current statistic period (1 hour) i-th boiler jth sampled data is corresponding, kNm
3/ h.
Here it should be noted that, when this value is as being as instantaneous value during data on real-time monitored picture, five sample periods refresh once, scope of statistics be to refreshing current time before data in 1 hour; When this value is as data in historical query and form, scope of statistics is the data within the scope of set period.Herein only to illustrate as the data instance on real-time monitored picture, as formula during data in historical query and form by that analogy.
During concrete enforcement, rationally effective fume emission data comprise the concentration of boiler deviating from device portal and discharging pollutants, the concentration of boiler being deviate from device outlet drain pollutant; Combined data is fume emission removal efficiency; Overall control center server is to reasonable effective fume emission data and/or electricity volume data analysis, obtaining combined data, specifically comprise: obtaining fume emission removal efficiency according to boiler being deviate from the concentration of concentration and boiler that device portal discharges pollutants being deviate from device outlet drain pollutant.If combined data E is fume emission removal efficiency, then have:
Combined data
In formula:
C
ifor removing the concentration that device portal discharges pollutants;
C
ofor removing the concentration of device outlet drain pollutant.
Here it should be noted that, pollutant levels must be the numerical value meeting DL/T 998-2006 standard.
Further, the data that the fume emission situation for the ease of fast finding out fired power generating unit in each branch center server institute compass of competency suits the requirements, after step 2031, also comprise:
First, described overall control center server receives the data inquiry request that other equipment sends, and described data inquiry request comprises querying condition.
Wherein, overall control center server receives the data inquiry request that other equipment sends, and this data inquiry request comprises querying condition, can set multiple querying condition and carry out comprehensive inquiry to overall control center server combined data.Such as, data in a certain scope of fume emission removal efficiency or the fume emission performance data etc. higher than a certain numerical value are inquired about.The data meeting querying condition are found effectively efficiently by the restriction of querying condition, convenient and swift.
Then, obtain corresponding data according to described data query conditions, and described data are sent to other equipment described.
Wherein, after inquiring corresponding data according to data query conditions, these data are sent to other equipment.
Further, as the refinement to method shown in above-mentioned Fig. 1, in another embodiment of the present invention, above-mentioned steps 103 can adopt following several mode to realize:
The first, by rationally effective fume emission data and/or electricity volume data described in the form output display of Distribution GIS map.
Wherein, by form output display rationally effective fume emission data and/or the electricity volume data of GIS map, staff can be made to check geographic position and power plant desulfurization, the unit operation situation of each power plant, intuitively can check all unit working conditions, also can check the fume emission related data of single unit, the function such as location, inquiry to power plant can also be supported simultaneously.Practicality is high, is convenient to the fume emission situation that staff's overall situation controls the power plant in each branch center server institute compass of competency.
The second, by rationally effective fume emission data and/or electricity volume data described in the form output display of picture.
Wherein, by the form output display of picture rationally effective fume emission data and/or electricity volume data, can it is investigated and see and monitor by logarithm in real time, can various dimensions displaying real time data, convenient and practical.
The third, by rationally effective fume emission data and/or electricity volume data described in the form output display of figure.
Wherein, by the form output display of figure rationally effective fume emission data and/or electricity volume data, can checking and monitoring real time data, comprise connection status, in real time measuring point data, Realtime Alerts.Can realize the Real-Time Monitoring of data and check by visual pattern.
4th kind, by rationally effective fume emission data and/or electricity volume data described in the form output display of form.
Wherein, by the form output display of form rationally effective fume emission data and/or electricity volume data, show with the mode of form and chart is clear, generation and the derivation of form is provided.Comprise desulfuration efficiency, total emission volumn, discharge performance, drainage rate, historical data, history reported to the police, analyze the query analysis module such as contrast, data qualifier rate and little hourly value daily sheet, the annual average moon form, month year form, the emission monitoring form such as the situation that exceeds standard form, be convenient to derived data form.
In the above-described embodiments, the description of each embodiment is all emphasized particularly on different fields, in certain embodiment, there is no the part described in detail, can see the associated description of other embodiments.
Be understandable that, the correlated characteristic in said method and device can reference mutually.In addition, " first ", " second " in above-described embodiment etc. are for distinguishing each embodiment, and do not represent the quality of each embodiment.
In addition, those skilled in the art can understand, although embodiments more described herein to comprise in other embodiment some included feature instead of further feature, the combination of the feature of different embodiment means and to be within scope of the present invention and to form different embodiments.Such as, in the following claims, the one of any of embodiment required for protection can use with arbitrary array mode.
Through the above description of the embodiments, those skilled in the art can be well understood to the mode that the present invention can add required common hardware by software and realize, and can certainly pass through hardware, but in a lot of situation, the former is better embodiment.Based on such understanding, technical scheme of the present invention can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product is stored in the storage medium that can read, as the floppy disk of computing machine, hard disk or CD etc., comprise some instructions and perform method described in each embodiment of the present invention in order to make a computer equipment (can be personal computer, server, or the network equipment etc.).
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (10)
1. a fume emission monitoring method, is characterized in that, comprising:
Set up after network is connected at overall control center server and multiple branch centers data server, described overall control center server connects the identification information obtaining fume emission data that each described branch center data server collects and/or electricity volume data and each described branch center data server respectively by described network, described identification information adopts unified Naming conventions to identify;
Described overall control center server carries out validity, promptness and rational analysis to described fume emission data and/or electricity volume data, obtains rationally effective fume emission data and/or electricity volume data;
Described overall control center server, according to described rationally effective fume emission data and/or the electricity volume data output display of described identification information by each described branch center data server, realizes fume emission on-line monitoring.
2. method according to claim 1, is characterized in that, described overall control center server is connected by described network and obtains the fume emission data and/or electricity volume data that each described branch center data server collects respectively, comprising:
Described overall control center server connects by described network the fume emission data and/or electricity volume data that each described branch center of Real-time Obtaining respectively data server collects;
Or described overall control center server is connected by described network and periodically obtains according to the time interval of presetting the fume emission data and/or electricity volume data that each described branch center data server collects respectively.
3. method according to claim 2, is characterized in that, described overall control center server is connected by described network and obtains the fume emission data and/or electricity volume data that each described branch center data server collects respectively, comprises
Described overall control center server is connected by described network and receives its fume emission data collected and/or electricity volume data that each described branch center data server reports automatically;
Or described overall control center server sends to described branch center data server according to demand and obtains request of data, and receive the fume emission data and/or electricity volume data that described branch center data server reports according to described request.
4. method according to claim 1, it is characterized in that, described overall control center server carries out validity, promptness and rational analysis to described fume emission data and/or electricity volume data, obtains rationally effective fume emission data and/or electricity volume data, comprising:
Within the predetermined sampling period, described overall control center server carries out sampling processing to described fume emission data and/or electricity volume data, obtains fume emission sampled data and/or electricity volume sampled data;
Described overall control center server judges whether described fume emission sampled data and/or electricity volume sampled data are described rationally effective fume emission data and/or electricity volume data within the described predetermined sampling period;
If so, rationally effective fume emission data and/or electricity volume data are then obtained;
If not, then described overall control center server generates warning message.
5. method according to claim 4, is characterized in that, described rationally effective fume emission data and/or electricity volume data are specially:
Described rationally effective fume emission data and/or electricity volume data for obtain described fume emission sampled data and/or electricity volume sampled data within the described predetermined sampling period;
Or described rationally effective fume emission data and/or electricity volume data are obtain stable described fume emission sampled data and/or electricity volume sampled data within the described predetermined sampling period;
Or described rationally effective fume emission data and/or electricity volume data for obtain logical described fume emission sampled data and/or electricity volume sampled data within the described predetermined sampling period.
6. method according to claim 4, is characterized in that, described in obtain, rationally after effective fume emission data and/or electricity volume data, also comprising:
Described overall control center server processes described rationally effective fume emission data and/or electricity volume data according to demand, obtains combined data.
7. method according to claim 6, is characterized in that,
Described rationally effective fume emission data comprise the concentration of the Pollutant emission concentration of every platform boiler, the flue gas flow of every platform boiler, boiler deviating from device portal and discharging pollutants, the concentration of boiler being deviate from device outlet drain pollutant;
Described combined data comprises average smoke emissioning concentration, fume emission speed, smoke discharge amount, fume emission removal efficiency; Wherein, the carrier of the described fume emission data that gather in institute compass of competency for described branch center data server of described boiler and/or electricity volume data.
8. method according to claim 7, is characterized in that, described rationally effective electricity volume data are included in the generated energy of boiler in the described predetermined sampling period; Described combined data is fume emission performance;
Described overall control center server processes described rationally effective fume emission data and/or electricity volume data, obtains combined data, specifically comprises:
Described fume emission performance is obtained according to the Pollutant emission concentration of described every platform boiler, the described flue gas flow of every platform boiler, the generated energy of described boiler and described predetermined sampling period.
9. method according to claim 8, is characterized in that, described overall control center server processes described rationally effective fume emission data and/or electricity volume data, after obtaining combined data, also comprises:
Described overall control center server receives the data inquiry request that other equipment sends, and described data inquiry request comprises querying condition;
Obtain corresponding data according to described data query conditions, and described data are sent to other equipment described.
10. method according to claim 1, is characterized in that, by described rationally effective fume emission data and/or electricity volume data output display, realizes fume emission on-line monitoring, comprising:
By rationally effective fume emission data and/or electricity volume data described in the form output display of Distribution GIS map;
Or, by rationally effective fume emission data and/or electricity volume data described in the form output display of picture;
Or, by rationally effective fume emission data and/or electricity volume data described in the form output display of figure;
Or, by rationally effective fume emission data and/or electricity volume data described in the form output display of form.
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