CN106529839A - Classification method and system for auxiliary devices of thermal power plant - Google Patents
Classification method and system for auxiliary devices of thermal power plant Download PDFInfo
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- CN106529839A CN106529839A CN201611166797.8A CN201611166797A CN106529839A CN 106529839 A CN106529839 A CN 106529839A CN 201611166797 A CN201611166797 A CN 201611166797A CN 106529839 A CN106529839 A CN 106529839A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/06—Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
- G06Q10/063—Operations research, analysis or management
- G06Q10/0639—Performance analysis of employees; Performance analysis of enterprise or organisation operations
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/06—Electricity, gas or water supply
Abstract
The invention provides a classification method and system for auxiliary devices of a thermal power plant and relates to the technical field of the power plant. The system comprises a data obtaining device which is used for obtaining system data of the thermal power plant; a data statistic device which is used for carrying out statics on the devices of the thermal power plant, the functions of the devices, influences on a production process and influences on production cleaning performance according to the system data; a device division device which is used for dividing the devices according to functions and classes, thereby obtaining various classes of devices; a parameter obtaining device which is used for obtaining classification parameters of the devices, wherein the classification parameters are preset set according to the functions, the influences on the production process and the influences on the production cleaning performance; and a device classification device which is used for classifying the various classes of devices according to the classification parameters. According to the method and the system, the auxiliary devices are classified, and demands of DL/T 793-2012 are expanded, thereby forming a more complete technical system and enabling an application range to be relatively wide.
Description
Technical field
The present invention, with regard to power plant's technical field, especially with regard to the sorting technique of the equipment of thermal power plant, is concretely one
Plant the stage division and system of the subsidiary engine equipment of thermal power plant.
Background technology
At present, the reliability evaluation of thermal power plant refers to and unit, main frame, subsidiary engine equipment reliability of operation level is commented
Valency.As the maintenance maintenance that the reliability of unit relies primarily on power plant works to maintain, thus the main purpose of reliability evaluation
It is to find out the method that can lift reliability, thus production unit further can be deeply related in reliability evaluation technical research
The evaluation of reliability and maintenance and repair management technique level, or production unit reliability engineering system.
In prior art, the requirement of DL/T 793-2012 is typically adopted to the evaluation of programme of Power Plant Equipment reliability, but
It is which is primarily directed to unit aspect and is operated, although also relate to the evaluation to subsidiary engine, but relative to main equipment, subsidiary engine
Evaluation rubric can not substantially meet the requirement of real work.Different from host groups, the subsidiary engine of power plant is many in quantity, Hen Duofu
Machine also has the auxiliary device of oneself, and each auxiliary device also has auxiliary device, nested layer by layer, therefore can not possibly be all of auxiliary category
The reliability that equipment or part are all studied to evaluate Power Plant Equipment.To the evaluation of programme of Power Plant Equipment reliability
Research emphasis are that, and will to the subsidiary engine of power plant and its
Auxiliary device is evaluated firstly the need of how research is classified to nested layer by layer subsidiary engine and its auxiliary device.
Therefore, a kind of new scheme how is researched and developed out, which can be to subsidiary engine nested layer by layer and its auxiliary device
Carry out being classified and then be this area technical barrier urgently to be resolved hurrily to the reliability evaluation of thermal power plant.
The content of the invention
The invention provides the stage division and system of a kind of subsidiary engine equipment of thermal power plant, for subsidiary engine function, opposite
The impact of product process and the impact to producing clean-up performance carry out complementary studies, realize the classification to subsidiary engine equipment, expand
The requirement of DL/T 793-2012 is filled, more perfect technical system is made, the scope of application is more vast.
It is an object of the present invention to provide a kind of stage division of the subsidiary engine equipment of thermal power plant, methods described includes：
Obtain the system data of thermal power plant：
Equipment, the function of the equipment according to the system data statistics thermal power plant, the impact to production process
And to producing the impact of clean-up performance；
The equipment is divided according to big class according to the function, obtained the equipment of each big apoplexy due to endogenous wind；
Obtain the value parameter of the equipment, the value parameter be according to the function, the impact to production process with
And it is set in advance to producing the impact of clean-up performance；
The equipment of each big apoplexy due to endogenous wind is classified according to the value parameter.
It is an object of the present invention to provide a kind of hierarchy system of the subsidiary engine equipment of thermal power plant, the system includes：
Data acquisition facility, for obtaining the system data of thermal power plant：
Data statisticss device, for counted according to the system data equipment of the thermal power plant, the function of the equipment,
Impact to production process and the impact to producing clean-up performance；
Equipment divides device, for being divided the equipment according to big class according to the function, obtains each big class
In equipment；
Parameter obtaining device, for obtaining the value parameter of the equipment, the value parameter is according to the function, right
The impact of production process and the impact to production clean-up performance are set in advance；
Sizing of equipment device, for being classified to the equipment of each big apoplexy due to endogenous wind according to the value parameter.
The beneficial effects of the present invention is, there is provided a kind of stage division and system of the subsidiary engine equipment of thermal power plant, pin
Complementary studies are carried out to subsidiary engine function, the impact to production process and the impact to producing clean-up performance, is realized to auxiliary
The classification of machine equipment, expands the requirement of DL/T 793-2012, makes more perfect technical system, and the scope of application is more
It is vast, power station auxiliary reliability evaluation is improved, is raised the management level.
It is that the above and other objects, features and advantages of the present invention can be become apparent, preferred embodiment cited below particularly,
And coordinate institute's accompanying drawings, it is described in detail below.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of flow chart of the stage division of the subsidiary engine equipment of thermal power plant provided in an embodiment of the present invention；
Particular flow sheets of the Fig. 2 for step S105 in Fig. 1；
Fig. 3 is a kind of structured flowchart of the hierarchy system of the subsidiary engine equipment of thermal power plant provided in an embodiment of the present invention；
Fig. 4 be a kind of subsidiary engine equipment of thermal power plant provided in an embodiment of the present invention hierarchy system in sizing of equipment device
Structured flowchart.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Art technology technical staff knows, embodiments of the present invention can be implemented as a kind of system, device, equipment,
Method or computer program.Therefore, the disclosure can be implemented as following form, i.e.,：Completely hardware, completely soft
Part (includes firmware, resident software, microcode etc.), or the form that hardware and software is combined.
The abbreviation and Key Term of the present invention are introduced first.
Main frame：For Thermal generation unit, main frame is often referred to main ground equipment in generating flow process, including boiler,
Steam turbine, electromotor and main transformer.
Subsidiary engine：Equipment in addition to main frame is referred to as subsidiary engine.
Power Plant Generating Equipment Reliability：Refer to equipment under prescribed conditions, in the stipulated time, complete the ability of predetermined function.
The invention provides the stage division and system of a kind of subsidiary engine equipment of thermal power plant, common subsidiary engine point at home
On the basis of class method, its strong point is taken, find a kind of new subsidiary engine sorting technique, perfect subsidiary engine reliability evaluation technical system.
Below with reference to some representative embodiments of the present invention, the in detail principle and spirit of the explaination present invention.Art used below
Language " module " and " unit ", can be the software and/or hardware for realizing predetermined function.Although the module described by following examples
Preferably with software realizing, but hardware, or the realization of the combination of software and hardware is also what is may and be contemplated.
At present, domestic common subsidiary engine sorting technique is broadly divided into three kinds：
1) divided by its function of organization in process of production：Classification side in this method and current production process
Method is identical, mostly centered on a certain large-scale Important Auxiliary equipment system, with reference to some ingredients around which, purchases into son one by one
System, can be present side by side, it is also possible to which series connection is present, or exist with more complicated connection in series-parallel pattern.
2) importance being worth by itself is classified：It is wherein most heavy by the center in the system divided by function
Subsidiary engine is wanted, most important subsidiary engine is that most important subsidiary engine is to send in coal pulverizer and primary air fan, air and flue system such as in pulverized coal preparation system
Blower fan and air-introduced machine.
3) significance level affected by its unit operation carries out device class：Maintenance centered on reliability
(Reliability Centered Maintenance, RCM) is at present typically according to equipment for unit Influence of production
Significance level classified and determined system Strategies of Maintenance a kind of system approach.RCM emphasizes there is important to production activity
The unusual service condition of the key equipment of impact carries out early diagnosiss and early treatment, and various modes are arranged on the basis of equipment state
Planned maintenance, to reach highest equipment availability and minimum maintenance cost.The development of its maintenance system about experienced
Correction maintenance, preventative maintenance and prospective maintenance.
The present invention generally continues to use the requirement of DL/T 793-2012 to thermal power plant's method for evaluating reliability of subsidiary engine, but
Complementary studies are carried out for status the characteristics of subsidiary engine itself and its in process of production, expands wanting for DL/T 793-2012
Ask, make more perfect technical system, the scope of application is more vast.
Different from host groups, subsidiary engine is many in quantity, and many subsidiary engines also have the auxiliary category equipment of oneself, and auxiliary category equipment is also auxiliary
Category equipment, it is nested layer by layer, it is impossible to which that all of auxiliary category equipment or part are all studied.So, it is generally right
The equipment of subsidiary engine is first classified, is layered, and chooses emphasis equipment therein and is furtherd investigate, and be extended with emphasis equipment, does
To Points replacing surfaces.
Fig. 1 is a kind of flow chart of the stage division of the subsidiary engine equipment of thermal power plant provided in an embodiment of the present invention, is referred to
Fig. 1, methods described include：
S101：Obtain the system data of thermal power plant.In a particular embodiment, as being directed to 1000MW, 600MW level great Rong
Amount typical generator group, carries out classification work power plant Important Auxiliary equipment, obtains the system data of the power plant, system data first
Can be the general system diagram of power plant, which includes the composition all devices of power plant, the function of each equipment, to production process
Affect and the impact to production clean-up performance.
S102：The equipment of the thermal power plant, the function of the equipment are counted according to the system data, to production process
Affect and the impact to production clean-up performance.
In this step, all subsidiary engines of a thermal power plant chosen are counted, is counted the title of all devices, each
The function of individual equipment, the impact to production process and the impact to producing clean-up performance.In the influence process to producing, remove
Outside the impact caused by the reliability of main production procedure, it is also contemplated that its own runnability and its matter to production process
Amount is taken into full account.The performance of power industry production product is in addition to the quality of power supply, it is often more important which is to atmosphere pollution
The impact of discharge, thus subsidiary engine is during supporting that unit carries out generating production, the requirement to subsidiary engine reliability must take into
To its requirement to environmental-protecting performance.For example, such as the coal pulverizer in power plant, its function (namely self-value) is high, boiler
Great subsidiary engine, cannot restart in x minutes, and the impact to production process is high, and unit energy on-load ability substantially can with coal-grinding
Input ability direct ratio, has standby, and the impact to producing clean-up performance is had an impact when being the coal pulverizer pebble coal system failure.
S103：The equipment is divided according to big class according to the function, obtained the equipment of each big apoplexy due to endogenous wind.It is described
Big class includes powder subsystem processed, cigarette wind subsystem, dedusting subsystem, desulphurization denitration subsystem and feedwater subsystem.
S104：The value parameter of the equipment is obtained, the value parameter is according to the function, the shadow to production process
Ring and set in advance to producing the impact of clean-up performance.In a particular embodiment, value parameter include the first level,
Second level, third layer level and the 4th level, the importance highest of the first level, the second level are taken second place, and the 4th level is important
Property is minimum.Such as the coal pulverizer in power plant, its function (namely self-value) is high, the great subsidiary engine of boiler, cannot be in x minutes again
Open, the impact to production process is high, and unit energy on-load ability substantially can put into ability direct ratio with coal-grinding, have standby, right
The impact of production clean-up performance is had an impact when being the coal pulverizer pebble coal system failure, therefore the corresponding value parameter of coal pulverizer is the
One level.
S105：The equipment of each big apoplexy due to endogenous wind is classified according to the value parameter.Concrete streams of the Fig. 2 for step S105
Cheng Tu, refers to Fig. 2, and the step includes：
S201：When the value parameter of the equipment is the first level, the equipment belongs to first kind subsidiary engine.As in power plant
Coal pulverizer, corresponding value parameter be the first level, then coal pulverizer belong to first kind subsidiary engine.
S202：When the value parameter of the equipment is the second level, the equipment belongs to Equations of The Second Kind subsidiary engine.
S203：When the value parameter of the equipment is third layer level, the equipment belongs to the 3rd class subsidiary engine；
S204：When the value parameter of the equipment is four level, the equipment belongs to the 4th class subsidiary engine.
For powder subsystem processed, first kind subsidiary engine includes coal pulverizer and primary air fan, and the 3rd class subsidiary engine includes mill
The steam air heater of the petrol station of coal machine, feeder, separator, seal fan, the petrol station of primary air fan and primary air fan.
For cigarette wind subsystem, first kind subsidiary engine includes pressure fan and air-introduced machine, and Equations of The Second Kind subsidiary engine includes empty pre-
Device, the 3rd class subsidiary engine include the petrol station of the petrol station of pressure fan, the steam air heater of pressure fan and air-introduced machine, and the 4th class subsidiary engine includes sky
The motor and air preheater soot blower of pre- device.
For dedusting subsystem, first kind subsidiary engine includes cleaner unit, and the 3rd class subsidiary engine includes motor.
For desulphurization denitration subsystem, first kind subsidiary engine includes circulating pump, oxidation fan, booster fan and denitration
Device, Equations of The Second Kind subsidiary engine include waste water system, demister and spraying layer, and the 3rd class subsidiary engine includes that Gypsum Fibrosum excavationg pump, eddy flow are stirred
Mix device, gypsum dehydration belt feeder, limestone ball mill and soot blower.
For feedwater subsystem, first kind subsidiary engine includes feed pump, and Equations of The Second Kind subsidiary engine includes oxygen-eliminating device and high pressure
Heater, the 3rd class subsidiary engine include fore pump, fluid-flywheel clutch, converter plant, motor and auxiliary turbine, and the 4th class is auxiliary
Machine includes steam condenser and steam trap.
As described above, be the present invention provide a kind of thermal power plant subsidiary engine equipment stage division, for subsidiary engine function,
Impact to production process and the impact to producing clean-up performance carry out complementary studies, realize and subsidiary engine equipment is divided
Level, expands the requirement of DL/T 793-2012, makes more perfect technical system, and the scope of application is more vast, improves fire
Controlling Auxiliaries in Power Plants reliability evaluation, raises the management level.
Although it should be noted that describe the operation of the inventive method in the accompanying drawings with particular order, this does not require that
Or hint must perform these operations according to the particular order, or the operation having to carry out shown in whole could realize the phase
The result of prestige.Additionally or alternatively, it is convenient to omit some steps, multiple steps are merged into a step to perform, and/or will
One step is decomposed into execution of multiple steps.
After the method for describing exemplary embodiment of the invention, next, with reference to Fig. 3 to exemplary reality of the invention
The hierarchy system for applying the subsidiary engine equipment of the thermal power plant of mode is introduced.The enforcement of the system may refer to the reality of said method
Apply, repeat part and repeat no more.Term " module " used below and " unit ", can be the software for realizing predetermined function
And/or hardware.Although the module described by following examples is preferably with software realizing, hardware, or software and hard
The realization of the combination of part is also what is may and be contemplated.
Fig. 3 is a kind of structured flowchart of the hierarchy system of the subsidiary engine equipment of thermal power plant provided in an embodiment of the present invention, please be joined
Fig. 3 is read, the system includes：
Data acquisition facility 100, for obtaining the system data of thermal power plant.In a particular embodiment, such as it is directed to
1000MW, 600MW level Large Copacity typical generator group, carries out classification work power plant Important Auxiliary equipment, obtains the power plant first
System data, system data can be the general system diagram of power plant, which includes the composition all devices of power plant, each equipment
Function, the impact to production process and to produce clean-up performance impact.
Data statisticss device 200, for the equipment according to the system data statistics thermal power plant, the work(of the equipment
Energy, the impact to production process and the impact to producing clean-up performance.
In the apparatus, all subsidiary engines of a thermal power plant chosen are counted, is counted the title of all devices, each
The function of individual equipment, the impact to production process and the impact to producing clean-up performance.In the influence process to producing, remove
Outside the impact caused by the reliability of main production procedure, it is also contemplated that its own runnability and its matter to production process
Amount is taken into full account.The performance of power industry production product is in addition to the quality of power supply, it is often more important which is to atmosphere pollution
The impact of discharge, thus subsidiary engine is during supporting that unit carries out generating production, the requirement to subsidiary engine reliability must take into
To its requirement to environmental-protecting performance.For example, such as the coal pulverizer in power plant, its function (namely self-value) is high, boiler
Great subsidiary engine, cannot restart in x minutes, and the impact to production process is high, and unit energy on-load ability substantially can with coal-grinding
Input ability direct ratio, has standby, and the impact to producing clean-up performance is had an impact when being the coal pulverizer pebble coal system failure.
Equipment divides device 300, for being divided the equipment according to big class according to the function, obtains each big
The equipment of apoplexy due to endogenous wind.The big class include powder subsystem processed, cigarette wind subsystem, dedusting subsystem, desulphurization denitration subsystem and to
Water subsystem.
Parameter obtaining device 400, for obtaining the value parameter of the equipment, the value parameter is according to the work(
Energy, the impact to production process and the impact to production clean-up performance are set in advance.In a particular embodiment, it is classified
Parameter includes the first level, the second level, third layer level and the 4th level, the importance highest of the first level, the second level
Take second place, the 4th level importance is minimum.If the coal pulverizer in power plant, its function (namely self-value) are high, boiler is great auxiliary
Machine, cannot restart in x minutes, and the impact to production process is high, and unit energy on-load ability substantially can put into energy with coal-grinding
Power direct ratio, has standby, and the impact to producing clean-up performance is had an impact when being the coal pulverizer pebble coal system failure, therefore coal pulverizer pair
The value parameter answered is the first level.
Sizing of equipment device 500, for being classified to the equipment of each big apoplexy due to endogenous wind according to the value parameter.Fig. 4 is
In a kind of hierarchy system of the subsidiary engine equipment of thermal power plant provided in an embodiment of the present invention, the structured flowchart of sizing of equipment device, please join
Fig. 4 is read, the device includes：
First divides device 501, for when the value parameter of the equipment is the first level, the equipment belongs to first
Class subsidiary engine.If the coal pulverizer in power plant, corresponding value parameter are the first level, then coal pulverizer belongs to first kind subsidiary engine.
Second divides device 502, for when the value parameter of the equipment is the second level, the equipment belongs to second
Class subsidiary engine.
3rd divides device 503, for when the value parameter of the equipment is third layer level, the equipment belongs to the 3rd
Class subsidiary engine；
4th divides device 504, for when the value parameter of the equipment is four level, the equipment belongs to the 4th
Class subsidiary engine.
For powder subsystem processed, first kind subsidiary engine includes coal pulverizer and primary air fan, and the 3rd class subsidiary engine includes mill
The steam air heater of the petrol station of coal machine, feeder, separator, seal fan, the petrol station of primary air fan and primary air fan.
For cigarette wind subsystem, first kind subsidiary engine includes pressure fan and air-introduced machine, and Equations of The Second Kind subsidiary engine includes empty pre-
Device, the 3rd class subsidiary engine include the petrol station of the petrol station of pressure fan, the steam air heater of pressure fan and air-introduced machine, and the 4th class subsidiary engine includes sky
The motor and air preheater soot blower of pre- device.
For dedusting subsystem, first kind subsidiary engine includes cleaner unit, and the 3rd class subsidiary engine includes motor.
For desulphurization denitration subsystem, first kind subsidiary engine includes circulating pump, oxidation fan, booster fan and denitration
Device, Equations of The Second Kind subsidiary engine include waste water system, demister and spraying layer, and the 3rd class subsidiary engine includes that Gypsum Fibrosum excavationg pump, eddy flow are stirred
Mix device, gypsum dehydration belt feeder, limestone ball mill and soot blower.
For feedwater subsystem, first kind subsidiary engine includes feed pump, and Equations of The Second Kind subsidiary engine includes oxygen-eliminating device and high pressure
Heater, the 3rd class subsidiary engine include fore pump, fluid-flywheel clutch, converter plant, motor and auxiliary turbine, and the 4th class is auxiliary
Machine includes steam condenser and steam trap.
Although additionally, some unit moulds of the hierarchy system of the subsidiary engine equipment of thermal power plant are referred in above-detailed
Block, but this division is only not enforceable.In fact, according to the embodiment of the present invention, above-described two or
The feature and function of more units can embody in a unit.Equally, the feature and work(of an above-described unit
Can also Further Division be to be embodied by multiple units.
Specific examples below is described in detail using this by taking 1000MW, 600MW level Large Copacity typical generator group as an example
The stage division and system of the subsidiary engine equipment of bright thermal power plant is how to realize the classification to subsidiary engine.
1) obtain the general system diagram of thermal power plant, include in total figure the composition all devices of power plant, the function of each equipment,
Impact to production process and the impact to producing clean-up performance.
Obtain the value parameter of the equipment, the value parameter be according to the function, the impact to production process with
And it is set in advance to producing the impact of clean-up performance.
2) subsidiary engine is carried out dividing according to big class.The big class includes powder subsystem processed, cigarette wind subsystem, dedusting subsystem
System, desulphurization denitration subsystem and feedwater subsystem.It is to subsidiary engine according to its functional module in process of production, i.e., system-level to open
Begin to divide, decompose by big class, to ensure that the custom with power industry for many years is consistent.
3) equipment of each big apoplexy due to endogenous wind is classified according to the value parameter.
Coal-grinding is determined according to the function, the impact to production process and the impact to producing clean-up performance first
The value parameter of the auxiliary equipments such as machine, pressure fan, air-introduced machine, feed pump, electric precipitation, desulphurization and denitration is the first level, therefore really
The auxiliary equipments such as coal pulverizer, pressure fan, air-introduced machine, feed pump, electric precipitation, desulphurization and denitration are made for first kind subsidiary engine.Carry out weight
Point investigates first kind subsidiary engine, and first kind subsidiary engine is as shown in table 1.
Table 1
The present invention chooses emphasis auxiliary equipment and is investigated, and election process of accomplishing to fan out from point to area follows following three points principle：
A. fully take into account the difference of subsidiary engine self-value：For the system with core subsidiary engine, its core subsidiary engine is seen
Used as major pant item, other units are put under in core subsidiary engine as support part, such as primary air fan and coal-grinding in pulverized coal preparation system
Machine is single-row, in air and gas system pressure fan and air-introduced machine single-row.For the system for not having great core subsidiary engine, it is individually regarded as
One subsidiary engine, such as system for desulfuration and denitration.
B. in the influence process to producing, in addition to the impact that the reliability for main production procedure is caused, it is also contemplated that
Take into full account to its own runnability and its to the quality of production process.
C. the performance of power industry production product is in addition to the quality of power supply, it is often more important which is to Air Pollutant Emission
Affect, thus subsidiary engine is during supporting that unit carries out generating production, it is right that the requirement to subsidiary engine reliability must account for which
The requirement of environmental-protecting performance, for the desulfurization, out of stock, dust pelletizing system particularly to boiler.
In 1000MW, 600MW level Large Copacity typical generator group, for powder subsystem processed, first kind subsidiary engine bag
Include coal pulverizer and primary air fan, the 3rd class subsidiary engine includes the petrol station of coal pulverizer, feeder, separator, seal fan, First air
The steam air heater of the petrol station and primary air fan of machine.
For cigarette wind subsystem, first kind subsidiary engine includes pressure fan and air-introduced machine, and Equations of The Second Kind subsidiary engine includes empty pre-
Device, the 3rd class subsidiary engine include the petrol station of the petrol station of pressure fan, the steam air heater of pressure fan and air-introduced machine, and the 4th class subsidiary engine includes sky
The motor and air preheater soot blower of pre- device.
For dedusting subsystem, first kind subsidiary engine includes cleaner unit, and the 3rd class subsidiary engine includes motor.
For desulphurization denitration subsystem, first kind subsidiary engine includes circulating pump, oxidation fan, booster fan and denitration
Device, Equations of The Second Kind subsidiary engine include waste water system, demister and spraying layer, and the 3rd class subsidiary engine includes that Gypsum Fibrosum excavationg pump, eddy flow are stirred
Mix device, gypsum dehydration belt feeder, limestone ball mill and soot blower.
For feedwater subsystem, first kind subsidiary engine includes feed pump, and Equations of The Second Kind subsidiary engine includes oxygen-eliminating device and high pressure
Heater, the 3rd class subsidiary engine include fore pump, fluid-flywheel clutch, converter plant, motor and auxiliary turbine, and the 4th class is auxiliary
Machine includes steam condenser and steam trap.
As described above, a kind of stage division and system of the subsidiary engine equipment of thermal power plant that the present invention is provided is, this
It is bright be purpose RCM method as main thought to lift reliability, accomplish to expand subsidiary engine self performance and main flow in purpose aspect
Journey environmental-protecting performance, considers self-value in division result, works, on the whole to the greatest extent in accomplishing to carry out centered on core subsidiary engine
May be consistent with conventional func division result, to ensure that each several part is involved in, collaboration is operated, accomplish crew's participation.
Although additionally, some unit modules of system are referred in above-detailed, this division is only simultaneously
Non-imposed.In fact, according to the embodiment of the present invention, the feature and function of above-described two or more units can
To embody in a unit.Equally, the feature and function of an above-described unit can also Further Division serve as reasons
Multiple units are embodying.
It is improvement on hardware (for example, to diode, crystal that clearly can distinguish for the improvement of a technology
Pipe, switch etc. circuit structure improvement) or software on improvement (for the improvement of method flow).However, with technology
Development, the improvement of current many method flows can be considered as directly improving for hardware circuit.Designer is almost
Corresponding hardware circuit is obtained all by improved method flow is programmed in hardware circuit.Therefore, it cannot be said that one
The improvement of individual method flow cannot be realized with hardware entities module.For example, PLD (Programmable
Logic Device, PLD) (such as field programmable gate array (Field Programmable Gate Array, FPGA)) just
It is such a integrated circuit, its logic function is determined to device programming by user.Voluntarily programmed to come one by designer
Special integrated circuit is designed and made to individual digital display circuit " integrated " without asking chip maker on a piece of PLD
Chip 2.And, nowadays, replacement manually makes IC chip, and " logic compiler is also used in this programming mostly instead
Realizing, when it is write with program development, software compiler used is similar, and will compile for (logic compiler) " softwares
Source code before also handy specific programming language writing, this is referred to as hardware description language (Hardware
Description Language, HDL), and HDL is also not only a kind of, but have many kinds, such as ABEL (Advanced
Boolean Expression Language)、AHDL(Altera Hardware Description Language)、
Confluence、CUPL(Cornell University Programming Language)、HDCal、JHDL(Java
Hardware Description Language)、Lava、Lola、MyHDL、PALASM、RHDL(Ruby Hardware
Description Language) etc., that what is most commonly used at present is VHDL (Very-High-Speed Integrated
Circuit Hardware Description Language) and Verilog2.Those skilled in the art only also will be apparent to the skilled artisan that
Need method flow slightly programming in logic is programmed in integrated circuit with above-mentioned several hardware description languages, it is possible to hold very much
The hardware circuit of the easy accomplished logical method flow process.
Controller can be implemented in any suitable manner, and for example, controller can take such as microprocessor or process
Device and storage can by the computer of the computer readable program code (such as software or firmware) of (micro-) computing device
Read medium, gate, switch, special IC (Application Specific Integrated Circuit,
ASIC), the form of programmable logic controller (PLC) and embedded microcontroller, the example of controller include but is not limited to following microcontroller
Device：ARC625D, Atmel AT91SAM, Microchip PIC18F26K20 and Silicone Labs C8051F320, deposit
Memory controller is also implemented as a part for the control logic of memorizer.
It is also known in the art that in addition to realizing controller in pure computer readable program code mode, it is complete
Entirely can by by method and step carry out programming in logic cause controller with gate, switch, special IC, may be programmed
The form of logic controller and embedded microcontroller etc. is realizing identical function.Therefore this controller is considered one kind
Hardware component, and the device for realizing various functions to including in which can also be considered as the structure in hardware component.Or
Even, can be used for realizing that the device of various functions be considered as not only being the software module of implementation method but also being Hardware Subdivision
Structure in part.
System, device, module or unit that above-described embodiment is illustrated, specifically can be realized by computer chip or entity,
Or by the product with certain function realizing.
For convenience of description, it is divided into various units with function when describing apparatus above to describe respectively.Certainly, implementing this
The function of each unit can be realized in same or multiple softwares and/or hardware during application.
As seen through the above description of the embodiments, those skilled in the art can be understood that the application can
By software plus required general hardware platform mode realizing.Based on such understanding, the technical scheme essence of the application
On part that in other words prior art is contributed can be embodied in the form of software product, the computer software product
Can be stored in storage medium, such as ROM/RAM, magnetic disc, CD etc., use so that a computer equipment including some instructions
(can be personal computer, server, or network equipment etc.) performs some of each embodiment of the application or embodiment
Method described in part.
Each embodiment in this specification is described by the way of progressive, identical similar portion between each embodiment
Divide mutually referring to what each embodiment was stressed is the difference with other embodiment.Especially for system reality
For applying example, as which is substantially similar to embodiment of the method, so description is fairly simple, related part is referring to embodiment of the method
Part explanation.
The application can be used in numerous general or special purpose computing system environments or configuration.For example：Personal computer, clothes
Business device computer, handheld device or portable set, laptop device, multicomputer system, based on the system of microprocessor, put
Top box, programmable consumer-elcetronics devices, network PC, minicomputer, mainframe computer, including any of the above system or equipment
Distributed computing environment etc..
The application can be described in the general context of computer executable instructions, such as program
Module.Usually, program module includes execution particular task or realizes the routine of particular abstract data type, program, object, group
Part, data structure etc..The application is put into practice in a distributed computing environment can also, in these distributed computing environment, by
The remote processing devices connected by communication network are performing task.In a distributed computing environment, program module can be with
In local and remote computer-readable storage medium including including storage device.
Although depicting the application by embodiment, it will be appreciated by the skilled addressee that the application have it is many deformation and
Change is without deviating from spirit herein, it is desirable to which appended claim includes these deformations and changes without deviating from the application's
Spirit.
Claims (16)
1. a kind of stage division of the subsidiary engine equipment of thermal power plant, is characterized in that, methods described includes：
Obtain the system data of thermal power plant：
According to the system data count the equipment of the thermal power plant, the function of the equipment, the impact to production process and
Impact to producing clean-up performance；
The equipment is divided according to big class according to the function, obtained the equipment of each big apoplexy due to endogenous wind；
Obtain the value parameter of the equipment, the value parameter is according to the function, the impact to production process and right
The impact of production clean-up performance is set in advance；
The equipment of each big apoplexy due to endogenous wind is classified according to the value parameter.
2. method according to claim 1, is characterized in that, the big class includes powder subsystem processed, cigarette wind subsystem, dedusting
Subsystem, desulphurization denitration subsystem and feedwater subsystem.
3. method according to claim 2, is characterized in that, the equipment of each big apoplexy due to endogenous wind be carried out according to the value parameter
Classification includes：
When the value parameter of the equipment is the first level, the equipment belongs to first kind subsidiary engine；
When the value parameter of the equipment is the second level, the equipment belongs to Equations of The Second Kind subsidiary engine；
When the value parameter of the equipment is third layer level, the equipment belongs to the 3rd class subsidiary engine；
When the value parameter of the equipment is four level, the equipment belongs to the 4th class subsidiary engine.
4. method according to claim 3, is characterized in that, the first kind subsidiary engine in the powder subsystem processed includes coal pulverizer
And primary air fan, the 3rd class subsidiary engine includes the petrol station of coal pulverizer, feeder, separator, seal fan, the petrol station of primary air fan
And the steam air heater of primary air fan.
5. method according to claim 3, is characterized in that, the first kind subsidiary engine in the cigarette wind subsystem includes pressure fan
And air-introduced machine, Equations of The Second Kind subsidiary engine includes air preheater, the 3rd class subsidiary engine include the petrol station of pressure fan, the steam air heater of pressure fan and
The petrol station of air-introduced machine, the 4th class subsidiary engine include the motor and air preheater soot blower of air preheater.
6. method according to claim 3, is characterized in that, the first kind subsidiary engine in the dedusting subsystem includes dedusting
Device, the 3rd class subsidiary engine include motor.
7. method according to claim 3, is characterized in that, the first kind subsidiary engine in the desulphurization denitration subsystem includes following
Ring pump, oxidation fan, booster fan and denitrification apparatus, Equations of The Second Kind subsidiary engine include waste water system, demister and spraying layer, the
Three class subsidiary engines include Gypsum Fibrosum excavationg pump, swirling flow mixer, gypsum dehydration belt feeder, limestone ball mill and soot blower.
8. method according to claim 3, is characterized in that, the first kind subsidiary engine in the feedwater subsystem includes feedwater
Pump, Equations of The Second Kind subsidiary engine include oxygen-eliminating device and high-pressure heater, and the 3rd class subsidiary engine includes fore pump, fluid-flywheel clutch, frequency conversion dress
Put, motor and auxiliary turbine, the 4th class subsidiary engine includes steam condenser and steam trap.
9. a kind of hierarchy system of the subsidiary engine equipment of thermal power plant, is characterized in that, the system includes：
Data acquisition facility, for obtaining the system data of thermal power plant：
Data statisticss device, for the equipment according to the system data statistics thermal power plant, the function of the equipment, opposite
The impact of product process and the impact to producing clean-up performance；
Equipment divides device, for being divided the equipment according to big class according to the function, obtains each big apoplexy due to endogenous wind
Equipment；
Parameter obtaining device, for obtaining the value parameter of the equipment, the value parameter is according to the function, to production
The impact of process and the impact to production clean-up performance are set in advance；
Sizing of equipment device, for being classified to the equipment of each big apoplexy due to endogenous wind according to the value parameter.
10. system according to claim 9, is characterized in that, the big class includes powder subsystem processed, cigarette wind subsystem, removes
Dirt subsystem, desulphurization denitration subsystem and feedwater subsystem.
11. systems according to claim 10, is characterized in that, the equipment divides device to be included：
First divides device, for when the value parameter of the equipment is the first level, the equipment belongs to first kind subsidiary engine；
Second divides device, for when the value parameter of the equipment is the second level, the equipment belongs to Equations of The Second Kind subsidiary engine；
3rd divides device, for when the value parameter of the equipment is third layer level, the equipment belongs to the 3rd class subsidiary engine；
4th divides device, for when the value parameter of the equipment is four level, the equipment belongs to the 4th class subsidiary engine.
12. systems according to claim 11, is characterized in that, the first kind subsidiary engine in the powder subsystem processed includes coal-grinding
Machine and primary air fan, the 3rd class subsidiary engine include the petrol station of coal pulverizer, feeder, separator, seal fan, the oil of primary air fan
Stand and primary air fan steam air heater.
13. systems according to claim 11, is characterized in that, the first kind subsidiary engine in the cigarette wind subsystem includes air-supply
Machine and air-introduced machine, Equations of The Second Kind subsidiary engine include air preheater, the 3rd class subsidiary engine include the petrol station of pressure fan, pressure fan steam air heater with
And the petrol station of air-introduced machine, the 4th class subsidiary engine includes the motor and air preheater soot blower of air preheater.
14. systems according to claim 11, is characterized in that, the first kind subsidiary engine in the dedusting subsystem includes dedusting
Device, the 3rd class subsidiary engine include motor.
15. systems according to claim 11, is characterized in that, the first kind subsidiary engine in the desulphurization denitration subsystem includes
Circulating pump, oxidation fan, booster fan and denitrification apparatus, Equations of The Second Kind subsidiary engine include waste water system, demister and spraying layer,
3rd class subsidiary engine includes Gypsum Fibrosum excavationg pump, swirling flow mixer, gypsum dehydration belt feeder, limestone ball mill and soot blower.
16. systems according to claim 11, is characterized in that, the first kind subsidiary engine in the feedwater subsystem includes feedwater
Pump, Equations of The Second Kind subsidiary engine include oxygen-eliminating device and high-pressure heater, and the 3rd class subsidiary engine includes fore pump, fluid-flywheel clutch, frequency conversion dress
Put, motor and auxiliary turbine, the 4th class subsidiary engine includes steam condenser and steam trap.
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