CN201845362U - Actually-measured energy consumption management system of fire coal electric power unit - Google Patents
Actually-measured energy consumption management system of fire coal electric power unit Download PDFInfo
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- CN201845362U CN201845362U CN2010205215238U CN201020521523U CN201845362U CN 201845362 U CN201845362 U CN 201845362U CN 2010205215238 U CN2010205215238 U CN 2010205215238U CN 201020521523 U CN201020521523 U CN 201020521523U CN 201845362 U CN201845362 U CN 201845362U
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Abstract
The utility model relates to an actually-measured energy consumption management system of a fire coal electric power unit, which comprises an intelligent energy consumption data device and a server group. The server group comprises a real-time data server and a center server which are in communication connection, the intelligent energy consumption data device comprises two controllers and a data acquisition unit, wherein the two controllers are mutual hot backups, the data acquisition unit leads acquired field data to be connected into the two controllers via buses, and the two controllers are connected with each other via a heart beating line and transmit data to the server group via a data network. The intelligent energy consumption data device is connected with the server group via the data network, and accordingly, the actually-measured energy consumption management system can remotely obtain actual operation parameters of various fire coal thermal power units via the data network, and monitors and calculates actual energy consumption of the units, thereby building ordering rules of different types of fire coal thermal power units, and finally generating an energy consumption ordering table of the fire coal thermal power units so as to realize energy-saving scheduling of the fire coal thermal power units.
Description
Technical field
The utility model relates to coal-fired electric power unit and surveys the managing power consumption system, belongs to field of energy-saving technology.
Background technology
For improving the power industry energy use efficiency, promote the realization of " Eleventh-Five Year Plan " target for energy-saving and emission-reduction, country had issued " energy-saving power generation dispatching way detailed rules for the implementation (trying) " (send out and change the energy (2007) No. 3523) in 07 year.The scheduling way of " renewable generating resource of priority scheduling and clean electric power generation resource; call fossil class generating resource from low to high successively according to energy consumption and pollutant emission " has wherein been proposed, this scheduling way is a kind of brand-new scheduling method, be unit to be sorted according to machine set type and energy consumption, pollutant level principle from low to high, the unit of energy-conserving and environment-protective preferentially generates electricity, and this mode has thoroughly changed the way of mean allocation generated energy under the traditional scheduler mode.Henan Province is as national pilot province, this work is paid much attention to, the Henan Province Committee of Development and Reform, Henan Province Environmental Protection Agency and Zhengzhou electricity prison were done jointly and have been issued " Henan Province's energy-saving and emission-reduction power generation dispatching embodiment (trying) " (Henan is sent out and changed the energy (2008) No. 2494) in 08 year, with carrying out of further this work of promotion.
Coal-fired unit accounts for more than 90% of total volume of Henan Province's net installation, determines the scheduling mode of each unit generation tagmeme with energy consumption rule from low to high, and energy-saving potential is huge.The actual consumption level of coal-fired unit (confession under directions electricity coal consumption here) is subjected to status of equipment, operation, maintenance levels, the influence of factors such as rate of load condensate and environment.As: the homotype unit is because the difference of operation, maintenance levels can differ 5～15g/kW.h with the actual motion energy consumption under the load, and the deviation of annual energy consumption and design load can be up to more than the 20g/kW.h.Therefore obtaining each coal-fired unit actual consumption level is that unit is carried out in time, accurately sorts, and ensures the prerequisite that energy-saving distribution is effectively carried out.
Simultaneously, energy-saving power generation dispatching work is just in the starting of pilot province, and each pilot province all is to design coal consumption as sort by with unit at present, carries out energy-saving power generation dispatching work.
Appearance along with national relevant policies, file, domestic indivedual area is also beginning research, the exploration in energy-saving power generation dispatching field in the recent period, and getting certain progress at aspects such as unit remote data transmission, calculating in real time of multicomputer energy consumption, these all provide valuable experience for surveying the managing power consumption systematic research.
At aspects such as actual measurement " coal-fired unit energy consumption ordering detailed rules and regulations " that managing power consumption relied on, " the general energy consumption calculation model of all kinds of coal-fired units ", " the super load energy consumption calculation of sending out of cogeneration units ", " developments of energy consumption data intelligent acquisition transmitting device ", still do not have the research precedent at present, be badly in need of further investigation, break through.
The utility model content
The purpose of this utility model provides a kind of coal-fired electric power unit actual measurement managing power consumption system, for the energy-saving and emission-reduction work of the real-time coal consumption of coal-fired unit provides technical support.
For achieving the above object, coal-fired electric power unit of the present utility model is surveyed the managing power consumption system and is comprised energy consumption data intelligent apparatus and group of server, this group of server comprises real time data server and the central server that communication connects, described energy consumption data intelligent apparatus comprises two hot each other controller and data acquisition units that are equipped with, described data acquisition unit is connected into two controllers with the field data of gathering by bus, and described two controllers link to each other by the heartbeat line and data are transferred to group of server by data network.
Further, described central server comprises Data Receiving subsystem, back-end data processing subsystem and data display subsystem, and is connected by communication successively.
Further, described Data Receiving subsystem comprises communication receiver module, data processing module, communication sending module, data memory module and encrypting and decrypting module.
Further, described back-end data processing subsystem comprises calculation services module and the set structure configuration module that is connected with the calculation services module communication, database module and energy consumption index computing module.
Further, described energy consumption index computing module comprises inlet parameter array, dataset array and outlet parameter array.
Further, described data display subsystem is used to realize that man-machine interaction, data are checked with information issues, according to the type of data, be divided into raw data module, energy consumption calculation data module, statistics module, report file module, system-based data module; According to the data presentation mode, be divided into form display module, technological process module, trend map module, bar graph module, Excel Reports module; According to real-time, be divided into the real-time monitoring modular of raw data, raw data historical query module, energy consumption real time monitoring module, energy consumption data historical query module.
Further, described group of server also comprises database server, Web server, counting statistics server and the deployment server that all is connected with the central server communication.
Coal-fired electric power unit of the present utility model is surveyed the managing power consumption system and is comprised energy consumption data intelligent apparatus and group of server, the two links to each other by data network, can be by long-range each the coal-fired fired power generating unit actual operation parameters of obtaining of this data network, monitoring, computer set actual consumption, thereby set up dissimilar coal-fired fired power generating unit ordering rules, the coal-fired fired power generating unit energy consumption sequencing table of final generation is to realize the energy-saving distribution of coal-fired fired power generating unit.
Description of drawings
Fig. 1 is the system construction drawing of the utility model embodiment;
Fig. 2 is the structural representation of energy consumption data intelligent apparatus;
Fig. 3 is the general frame figure of the utility model embodiment central server;
Fig. 4 is the utility model Data Receiving subsystem module block diagram;
Fig. 5 is a back-end data processing subsystem module frame chart of the present utility model.
Embodiment
The coal-fired unit real time energy consumption of embodiment of the present utility model management system as shown in Figure 1, this system mainly comprises following content:
1, on-the-spot end data collection transmission
" black box " formula energy consumption data intelligent apparatus is responsible for the continuous biography of data acquisition, conversion, data screening, abnormality processing, metadata cache, transmission and broken string, has realized the kept secure of data and real-time transmission.When system breaks down, can be from " black box " formula energy consumption data special intelligent device restore data; When the shareholder produced query to data, the data that adopt this device had guaranteed the high safety and the reliability of data as the arbitration foundation.
Design object according to " safety, efficient, stable, reliable ", " black box " formula energy consumption data intelligent apparatus system as shown in Figure 2, constitute by monitoring station, two hot each other controller, a plurality of data acquisition units that are equipped with, data acquisition unit is connected into two controllers by 485 buses respectively with the field data of gathering, monitoring station links to each other by netting twine with two controllers, two controllers link to each other by the heartbeat line, and controller closes by longitudinal network and is connected into data network so that data transmission is arrived central server.
Data acquisition: the mode that adopts " hardwire " and " soft communication " to combine, both can pass through the direct collection site measuring sensor of hardwire mode output signal; Can link to each other with the DCS Communication Card by 485 buses again, from DCS, directly obtain data.Like this, both satisfied the requirement of important measuring point authenticity, and can reduce again that big gauge point installed additional and cable laying work.
Data-switching and buffer memory: by built-in multiple algoritic module, finish the A/D conversion process and the pre-service of raw data with the form of the configuration of filling in a form, and the Various types of data after will handling carries out encrypting storing in this locality, and data transmission link generation problem carries out that data breakpoint is continuous to be passed.
Data transmission: on-the-spot end can be selected to adopt " wired " and " wireless " dual mode with the remote transmission of central server, and wired mode is to carry out real-time Data Transmission by the data dispatching special line.Wireless mode then is by wireless DTU module, realizes the remote transmission of data by the GRPS/CDMA network.The IEC60870-5-104 stipulations that data communication adopts present province dispatching center to adopt.
2, group of server
Group of server is responsible for real time data reception, data computation, statistics, ordering, result's displaying.Group of server comprises central server, and the real time data server that is connected with the central server communication, database server, Web server, counting statistics server and deployment server.Central server is become by three groups of subsystems such as Data Receiving subsystem, back-end data processing subsystem, data display subsystem.The general frame figure of main website as shown in Figure 3.
(1) Data Receiving subsystem
The Data Receiving subsystem responsible receives the data that (Passive Mode) or inquiry (aggressive mode) are passed back from on-the-spot end data collection and remote transmission subsystem, handles and stores at data, keeps supplying layer service application.Based on system insert that unit quantity is many, measuring point write down many, data acquiring frequency is high and factor such as data retention period limit for length, and consider factors such as the frequent and data access amount of data access is big, the central server system is received the unit real-time running data be saved in the real-time data base with the form of file.Real-time data base is deployed on the real time data server, carries out communication by real-time data access service and other data and external system.Its architecture sees that as shown in Figure 4 the Data Receiving subsystem comprises communication receiver module, data processing module, communication sending module, data memory module and encrypting and decrypting module.
(2) back-end data processing subsystem
This part is the aggregation of data processing enter, handle, analyze, add up, sort receiving real time data, comprise: calculation services module and the set structure configuration module that is connected with the calculation services module communication, database module and energy consumption index computing module, the structure of this subsystem as shown in Figure 5.
The energy consumption index computing module is a dynamic storehouse that connects, and its external interface comprises three parts; First is the suction parameter array, is used for the real time execution supplemental characteristic and the state thereof of storage computation needs; Second portion is a dataset, and inside has comprised several datatable, is used to store unit thermodynamic system structural arrangements information; Third part is the outlet parameter array, is used to spread out of real-time calculation result data and state thereof.
(3) data display subsystem
This part realizes that mainly man-machine interaction, data are checked, information is issued.According to the type of data, be divided into raw data module, energy consumption calculation data module, statistics module, report file module, system-based data module; According to the data presentation mode, be divided into form display module, technological process module, trend map module, bar graph module, Excel Reports module; According to real-time, be divided into the real-time monitoring modular of raw data, raw data historical query module, energy consumption real time monitoring module, energy consumption data historical query module.
The development of coal-fired unit real time energy consumption management system of the present utility model system and use and greatly to improve the accuracy and the operability of energy-saving power generation dispatching work, generating combination, the electric weight that the actual coal consumption level of foundation is carried out unit distributes, the adjustment of unit sequencing and scheduling, can guarantee that the science of " whole society's energy consumption is minimum " realizes.Calculate with Henan Province's current social electricity consumption level, carry out the energy-saving and emission-reduction power generation dispatching according to the actual measurement energy consumption and can save about 1,100,000 tons of raw coal every year, this is equivalent to the annual Coal-fired capacity that 1 300,000 unit adds 1 200,000 unit, and sulphuric dioxide reduces discharging 1.6 ten thousand tons simultaneously.
Claims (5)
1. a coal-fired electric power unit is surveyed the managing power consumption system, it is characterized in that: comprise energy consumption data intelligent apparatus and group of server, this group of server comprises real time data server and the central server that communication connects, described energy consumption data intelligent apparatus comprises two hot each other controller and data acquisition units that are equipped with, described data acquisition unit is connected into two controllers with the field data of gathering by bus, and described two controllers link to each other by the heartbeat line and data are transferred to group of server by data network.
2. coal-fired electric power unit according to claim 1 is surveyed the managing power consumption system, and it is characterized in that: described central server comprises Data Receiving subsystem, back-end data processing subsystem and data display subsystem, and is connected by communication successively.
3. coal-fired electric power unit according to claim 2 is surveyed the managing power consumption system, and it is characterized in that: described Data Receiving subsystem comprises communication receiver module, data processing module, communication sending module, data memory module and encrypting and decrypting module.
4. coal-fired electric power unit according to claim 2 is surveyed the managing power consumption system, and it is characterized in that: described back-end data processing subsystem comprises calculation services module and the set structure configuration module that is connected with the calculation services module communication, database module and energy consumption index computing module.
5. coal-fired electric power unit according to claim 1 is surveyed the managing power consumption system, and it is characterized in that: described group of server also comprises database server, Web server, counting statistics server and the deployment server that all is connected with the central server communication.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010205215238U CN201845362U (en) | 2010-09-08 | 2010-09-08 | Actually-measured energy consumption management system of fire coal electric power unit |
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| CN2010205215238U CN201845362U (en) | 2010-09-08 | 2010-09-08 | Actually-measured energy consumption management system of fire coal electric power unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103334946A (en) * | 2013-05-31 | 2013-10-02 | 广东电网公司电力科学研究院 | On-line energy-saving diagnosis control system of steam-driven induced draft fan of heat engine plant |
| CN105574078A (en) * | 2015-12-02 | 2016-05-11 | 上海华兴数字科技有限公司 | Data analysis system and method for excavator |
-
2010
- 2010-09-08 CN CN2010205215238U patent/CN201845362U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103334946A (en) * | 2013-05-31 | 2013-10-02 | 广东电网公司电力科学研究院 | On-line energy-saving diagnosis control system of steam-driven induced draft fan of heat engine plant |
| CN103334946B (en) * | 2013-05-31 | 2015-08-19 | 广东电网公司电力科学研究院 | The online diagnosis of energy saving control system of a kind of thermal power plant's steam-driven induced draft fan |
| CN105574078A (en) * | 2015-12-02 | 2016-05-11 | 上海华兴数字科技有限公司 | Data analysis system and method for excavator |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ELECTRIC POWER RESEARCH INSTITUTE OF HEBEI ELECTRI Free format text: FORMER OWNER: HENAN INSTITUTE OF POWER EXPERIMENT Effective date: 20121206 Owner name: STATE GRID CORPORATION OF CHINA Effective date: 20121206 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20121206 Address after: 450052 Songshan South Road, Henan, No. 85, No. Patentee after: Henan Electric Power Corporation Electric Power Science Research Institute Patentee after: State Grid Corporation of China Address before: 450052 Songshan South Road, Henan, No. 85, No. Patentee before: Henan Institute of Power Experiment |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110525 Termination date: 20150908 |
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