CN110518640A - Fired power generating unit load responding method for evaluating state and device - Google Patents
Fired power generating unit load responding method for evaluating state and device Download PDFInfo
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- CN110518640A CN110518640A CN201910836596.1A CN201910836596A CN110518640A CN 110518640 A CN110518640 A CN 110518640A CN 201910836596 A CN201910836596 A CN 201910836596A CN 110518640 A CN110518640 A CN 110518640A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/46—Controlling of the sharing of output between the generators, converters, or transformers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/04—Control effected upon non-electric prime mover and dependent upon electric output value of the generator
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P2101/00—Special adaptation of control arrangements for generators
- H02P2101/20—Special adaptation of control arrangements for generators for steam-driven turbines
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- Power Engineering (AREA)
- Control Of Turbines (AREA)
Abstract
The present invention provides a kind of fired power generating unit load responding method for evaluating state and device, this method comprises: obtaining the automatic generation control instruction of each unit, dial plate data and parameter preset；The load responding state of each unit is obtained according to the automatic generation control instruction of each unit, the dial plate data and the parameter preset, so that scheduling lateral root adjusts the automatic generation control instruction of each unit according to the load responding state of each unit.Wherein, the load responding state of each unit is subjected to classification by the automatic generation control instruction, the dial plate data and the parameter preset based on each unit, and Real-time Feedback gives scheduling side, the automatic generation control instruction of each unit is adjusted to dispatch lateral root according to the load responding state of each unit, realize the control more refined, the safety of the whole network and the response speed and vitality of Load Regulation are effectively promoted, meets the needs of network load variation.
Description
Technical field
The present invention relates to technical field of power systems more particularly to a kind of fired power generating unit load responding method for evaluating state and
Device.
Background technique
During dispatching of power netwoks, when network load variation when, dispatching of power netwoks department according to the demand that network load changes with
And the load variations requirement of every unit is determined, by AGC (Automatic respectively in the quantity and load of fortune unit in net
Generation Control, the control of automatic generation amount) reach each unit under load signal, unit according to AGC instruct into
Row Load Regulation completes entire dynamic response process.
In entire scheduling process, AGC instruction allocator is not aware which type of state unit is in, and the dynamic of unit is rung
Should be in general one it is slow passively follow process, cause the response speed of Load Regulation slow, be not able to satisfy network load
The demand of variation.For example, increase load when AGC is instructed:
If 1) unit be in load increase, coal-supplying amount overshoot original state, fast response time and there are also continue
Power；
If 2) unit be in increase middle and later periods of load, coal-supplying amount overshoot has significantly reduced, response speed and
Continuous capability will be weaker；
3) if unit is in the load shedding later period, coal-supplying amount has been in less stress state, response speed and continuous capability
It will be very poor.
Summary of the invention
For the problems of the prior art, the present invention provide a kind of fired power generating unit load responding method for evaluating state, device,
Electronic equipment and computer readable storage medium can at least be partially solved problems of the prior art.
To achieve the goals above, the present invention adopts the following technical scheme:
In a first aspect, providing a kind of fired power generating unit load responding method for evaluating state, comprising:
Obtain automatic generation control instruction, dial plate data and the parameter preset of each unit；
The negative of each unit is obtained according to the automatic generation control instruction of each unit, the dial plate data and the parameter preset
Lotus responsive state, so that scheduling lateral root refers to according to the Automatic Generation Control that the load responding state of each unit adjusts each unit
It enables.
Further, which includes: instruction load, which includes: unit load, coal-grinding
Machine runs number of units, coal-supplying amount, the low heat valve of coal, the steam turbine of every coal pulverizer export electrical power, which includes:
Pipeline efficiency, boiler efficiency and turbine efficiency；
The automatic generation control instruction, the dial plate data and the parameter preset according to each unit obtains each unit
Load responding state, comprising:
The load condition of the unit is judged according to the instruction load and the unit load；
Low heat valve, the pipeline efficiency, boiler of number of units, the coal-supplying amount of every coal pulverizer, coal are run according to the coal pulverizer
Efficiency, turbine efficiency and steam turbine outlet electrical power judge the adjustment state of the unit；
The negative of each unit is obtained according to the load condition of the unit, adjustment state, the instruction load and the unit load
Lotus responsive state.
Further, which includes: load up state and load down state；
This judges the load condition of the unit according to the instruction load and the unit load, comprising:
Judge whether the instruction load is greater than the unit load；
If so, the load condition of the unit is load up state；
If it is not, then the load condition of the unit is load down state.
Further, which includes: overshoot state and less stress state；
This runs low heat valve, the pipeline efficiency, pot of number of units, the coal-supplying amount of every coal pulverizer, coal according to the coal pulverizer
The efficiency of furnace, turbine efficiency and steam turbine outlet electrical power judge the adjustment state of the unit, comprising:
According to the coal pulverizer run number of units, the coal-supplying amount of every coal pulverizer, coal low heat valve calculate as-fired coal heat；
Theoretical steam turbine outlet electricity is calculated according to the as-fired coal heat, pipeline efficiency, boiler efficiency and turbine efficiency
Power；
Judge whether theory steam turbine outlet electrical power is greater than steam turbine outlet electrical power；
If so, the adjustment state of unit is overshoot state；
If it is not, then the adjustment state of unit is less stress state.
Further, this according to the coal pulverizer run number of units, the coal-supplying amount of every coal pulverizer, coal low heat valve calculate
As-fired coal heat, comprising:
The sum of coal-supplying amount by each coal pulverizer obtains as-fired coal heat multiplied by the low heat valve of coal.
Further, this calculates theoretical vapour according to the as-fired coal heat, pipeline efficiency, boiler efficiency and turbine efficiency
Turbine exports electrical power, comprising:
It is multiplied the as-fired coal heat, the pipeline efficiency, the boiler efficiency and the turbine efficiency to obtain the theory vapour
Turbine exports electrical power.
Further, which includes: stable state, quasi-steady state, load up overshoot, load up less stress, load down
Overshoot, load down less stress；
Load condition, adjustment state, the instruction load and the unit load according to the unit obtains each unit
Load responding state, comprising:
Judge whether the instruction load is equal to the unit load；
If so, the load responding state of the unit is stable state；
If it is not, judgementWhether 5% is less than or equal to；
IfThen the load responding state of the unit is quasi-steady state；
IfWhether the load condition for judging the unit is load up state；
If the load condition of the unit is load up state, further judge that the adjustment state of the unit is overshoot state
Or less stress state；If the adjustment state of the unit is overshoot state, the load responding state of the unit is load up overshoot；
If the adjustment state of the unit is less stress state, the load responding state of the unit is load up less stress；
If the load condition of the unit is load down state, further judge that the adjustment state of the unit is overshoot state
Or less stress state；If the adjustment state of the unit is overshoot state, the load responding state of the unit is load down overshoot；
If the adjustment state of the unit is less stress state, the load responding state of the unit is load down less stress.
Second aspect provides a kind of fired power generating unit load responding state evaluation device, comprising:
Data acquisition module obtains automatic generation control instruction, dial plate data and the parameter preset of each unit；
Load responding state evaluation module according to the automatic generation control instruction of each unit, the dial plate data and is somebody's turn to do
Parameter preset obtains the load responding state of each unit, so that scheduling lateral root adjusts each machine according to the load responding state of each unit
The automatic generation control instruction of group.
Further, which includes: instruction load, which includes: unit load, coal-grinding
Machine runs number of units, coal-supplying amount, the low heat valve of coal, the steam turbine of every coal pulverizer export electrical power, which includes:
Pipeline efficiency, boiler efficiency and turbine efficiency；
The load responding state evaluation module includes:
Load condition judging submodule judges the load condition of the unit according to the instruction load and the unit load；
Adjustment state judging submodule, according to the coal pulverizer run number of units, the coal-supplying amount of every coal pulverizer, coal low level send out
Heat, pipeline efficiency, boiler efficiency, turbine efficiency and steam turbine outlet electrical power judge the adjustment state of the unit；
Load responding state acquisition submodule according to the load condition of the unit, adjustment state, the instruction load and is somebody's turn to do
Unit load obtains the load responding state of each unit.
Further, which includes: load up state and load down state；
The load condition judging submodule includes:
Load judging unit, judges whether the instruction load is greater than the unit load；
Load up unit, if instruction load is greater than unit load, the load condition of the unit is load up state；
Load down unit, if instruction load is not more than unit load, the load condition of the unit is load down state.
Further, which includes: overshoot state and less stress state；
The adjustment state judging submodule includes:
As-fired coal heat Calculation unit, according to the coal pulverizer run number of units, the coal-supplying amount of every coal pulverizer, coal low level send out
Heat Calculation as-fired coal heat；
Theoretical steam turbine exports electrical power computing unit, according to the as-fired coal heat, pipeline efficiency, boiler efficiency and vapour
Turbine efficiency calculates theoretical steam turbine and exports electrical power；
Power judging unit, judges whether theory steam turbine outlet electrical power is greater than steam turbine outlet electrical power；
Overshoot unit, if theoretical steam turbine outlet electrical power is greater than the steam turbine and exports electrical power, the adjusting shape of unit
State is overshoot state；
Less stress unit, if theoretical steam turbine outlet electrical power exports electrical power, the adjusting of unit no more than the steam turbine
State is less stress state.
Further, which includes:
As-fired coal heat Calculation subelement is entered the sum of coal-supplying amount of each coal pulverizer multiplied by the low heat valve of coal
Furnace coal heat.
Further, theory steam turbine outlet electrical power computing unit includes:
Theoretical steam turbine exports electrical power computation subunit, by the as-fired coal heat, the pipeline efficiency, the boiler efficiency with
And the turbine efficiency is multiplied to obtain theory steam turbine outlet electrical power.
Further, which includes: stable state, quasi-steady state, load up overshoot, load up less stress, load down
Overshoot, load down less stress；
The load responding state acquisition submodule includes:
First judging unit, judges whether the instruction load is equal to the unit load；
Steady state cell, if instruction load is equal to unit load, the load responding state of the unit is stable state；
Second judgment unit, if instruction load is not equal to unit load, judgementIt is whether small
In equal to 5%；
Quasi-steady state unit, ifIt is then steady subject to the load responding state of the unit
State；
Third judging unit, ifJudge the unit load condition whether be
Load up state；
4th judging unit further judges the adjusting of the unit if the load condition of the unit is load up state
State is overshoot state or less stress state；Load up overshoot unit, if the adjustment state of the unit is overshoot state, the machine
The load responding state of group is load up overshoot；Load up less stress unit should if the adjustment state of the unit is less stress state
The load responding state of unit is load up less stress；
5th judging unit further judges the adjusting of the unit if the load condition of the unit is load down state
State is overshoot state or less stress state；Load down overshoot unit, if the adjustment state of the unit is overshoot state, the machine
The load responding state of group is load down overshoot；Load down less stress unit should if the adjustment state of the unit is less stress state
The load responding state of unit is load down less stress.
The third aspect, provides a kind of electronic equipment, including memory, processor and storage on a memory and can handled
The computer program run on device, the processor realize above-mentioned fired power generating unit load responding state evaluation side when executing the program
The step of method.
Fourth aspect provides a kind of computer readable storage medium, is stored thereon with computer program, the computer program
The step of above-mentioned fired power generating unit load responding method for evaluating state is realized when being executed by processor.
The present invention provides a kind of fired power generating unit load responding method for evaluating state, device, electronic equipment and computer can
Storage medium is read, this method comprises: obtaining the automatic generation control instruction of each unit, dial plate data and parameter preset；According to
The automatic generation control instruction of each unit, the dial plate data and the parameter preset obtain the load responding state of each unit,
So that scheduling lateral root adjusts the automatic generation control instruction of each unit according to the load responding state of each unit.Wherein, pass through
The automatic generation control instruction, the dial plate data and the parameter preset based on each unit are by the load responding state of each unit
Classification is carried out, and Real-time Feedback gives scheduling side, adjusts each machine to dispatch lateral root according to the load responding state of each unit
The automatic generation control instruction of group realizes the control more refined, effectively promotes the safety and Load Regulation of the whole network
Response speed and vitality, meet network load variation the needs of.
For above and other objects, features and advantages of the invention can be clearer and more comprehensible, preferred embodiment is cited below particularly,
And cooperate institute's accompanying drawings, it is described in detail below.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the application
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.In the accompanying drawings:
Fig. 1 is the server S 1 in the embodiment of the present invention and the configuration diagram between client device B1；
Fig. 2 is the framework between server S 1, client device B1 and database server S2 in the embodiment of the present invention
Schematic diagram；
Fig. 3 is the flow diagram of the fired power generating unit load responding method for evaluating state in the embodiment of the present invention；
Fig. 4 shows the specific steps of step S200 in Fig. 3；
Fig. 5 shows the specific steps of step S220 in Fig. 4；
Fig. 6 shows the specific steps of step S230 in Fig. 4；
Fig. 7 is the structural block diagram of the fired power generating unit load responding state evaluation device in the embodiment of the present invention；
Fig. 8 shows the specific structure of load responding state evaluation module in Fig. 7；
Fig. 9 shows the specific structure of load condition judging submodule in Fig. 8；
Figure 10 shows the specific structure of adjustment state judging submodule in Fig. 8；
Figure 11 shows the specific structure of load responding state acquisition submodule in Fig. 8；
Figure 12 is the structure chart of electronic equipment of the embodiment of the present invention.
Specific embodiment
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is only
The embodiment of the application a part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people
Member's every other embodiment obtained without making creative work, all should belong to the model of the application protection
It encloses.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the present invention, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
It should be noted that term " includes " and " tool in the description and claims of this application and above-mentioned attached drawing
Have " and their any deformation, it is intended that cover it is non-exclusive include, for example, containing a series of steps or units
Process, method, system, product or equipment those of are not necessarily limited to be clearly listed step or unit, but may include without clear
Other step or units listing to Chu or intrinsic for these process, methods, product or equipment.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
It is worth noting that AGC (Automatic Generation Control, the control of automatic generation amount), for controlling
The power output of frequency modulation unit processed to meet continually changing custom power demand, and makes system be in economic operating status.
In existing AGC scheduling process, AGC instruction allocator is not aware which type of state unit is in, and unit moves
State response be in general one it is slow passively follow process, cause the response speed of Load Regulation slow, be not able to satisfy power grid
The demand of load variations.
At least partly to solve above-mentioned technical problem, the embodiment of the invention provides a kind of fired power generating unit load responding states
Evaluation method, by the automatic generation control instruction, the dial plate data and the parameter preset based on each unit by each unit
Load responding state carry out classification, and Real-time Feedback to scheduling side, so as to dispatch lateral root according to each unit the load ring
It answers state to adjust the automatic generation control instruction of each unit, realizes the control more refined, effectively promote the safety of the whole network
Property and Load Regulation response speed and vitality, meet network load variation the needs of.
In view of this, the device can be one this application provides a kind of fired power generating unit load responding state evaluation device
Kind server S 1, referring to Fig. 1, which can be the server of scheduling side, and the visitor of unit side can be located at at least one
Dial plate data and parameter preset can be sent to the server by family end equipment B1 communication connection, the client device B1
S1, the server S 1 can receive dial plate data and parameter preset online.The server S 1 can be online or offline
Dial plate data and parameter preset are pre-processed, and combine the automatic generation control instruction of each unit of scheduling side, according to
The automatic generation control instruction of each unit, the dial plate data and the parameter preset obtain the load responding state of each unit,
So that the load responding state according to each unit adjusts the automatic generation control instruction of each unit.Then, the server
The final automatic generation control instruction obtained after the adjustment of each unit can be sent to the client device B1 by S1, with
The client device B1 is set to receive final automatic generation control instruction to control corresponding unit.
In another embodiment, this application provides a kind of fired power generating unit load responding state evaluation device, the devices
It can be a kind of server S 1, referring to Fig. 1, which can be the server of unit side, can be located at at least one and adjust
The client device B1 communication connection of side is spent, the client device B1 can send out the automatic generation control instruction of each unit
It send to the server S 1, the server S 1 can receive the automatic generation control instruction of each unit online, and obtain machine
The dial plate data and parameter preset of group side.The server S 1 can be online or offline to the Automatic Generation Control of each unit
Instruction, dial plate data and parameter preset are pre-processed, according to the automatic generation control instruction of each unit, the dial plate data
And the parameter preset obtains the load responding state of each unit, and the load responding state of each unit is sent to scheduling in real time
The client device B1 of side adjusts the automatic generation control of each unit to dispatch lateral root according to the load responding state of each unit
System instruction.Then, the scheduling side can send the final automatic generation control instruction obtained after the adjustment of each unit
To unit side, so that control is adjusted according to final automatic generation control instruction in each unit.
In addition, referring to fig. 2, the server S 1 can also be communicated to connect at least one database server S2, described
Database server S2 is for storing parameter preset.The parameter preset is sent to described by the database server S2 online
Server S 1, the server S 1 can receive the parameter preset online.
Any suitable network protocol can be used between the server and the client device to be communicated, including
In the network protocol that the application submitting day is not yet developed.The network protocol for example may include ICP/IP protocol, UDP/IP
Agreement, http protocol, HTTPS agreement etc..Certainly, the network protocol for example can also include using on above-mentioned agreement
RPC agreement (Remote Procedure Call Protocol, remote procedure call protocol), REST agreement
(Representational State Transfer, declarative state transfer protocol) etc..
Fig. 3 is the flow diagram of the fired power generating unit load responding method for evaluating state in the embodiment of the present invention.Such as Fig. 3 institute
Show, which may include the following contents:
Step S100: automatic generation control instruction, dial plate data and the parameter preset of each unit are obtained.
Wherein, the demand that the automatic generation control instruction of each unit is changed by scheduling lateral root according to network load, based in net
Respectively it is the quantity of unit and load obtains.Unit dial plate data can be used acquisition module and be acquired to obtain.Parameter preset
It is obtained for dispatcher or producer according to test data.
Step S200: according to the automatic generation control instruction of each unit, the dial plate data and the default ginseng
Number obtains the load responding state of each unit, so that scheduling lateral root adjusts each unit according to the load responding state of each unit
The automatic generation control instruction.
Specifically, according to the automatic generation control instruction of each unit, the dial plate data and the parameter preset
Classify to the load responding state of unit.
By using above-mentioned technical proposal it is known that fired power generating unit load responding state provided in an embodiment of the present invention is commented
Valence method, by the automatic generation control instruction, the dial plate data and the parameter preset based on each unit by each unit
Load responding state carries out classification, and Real-time Feedback gives scheduling side, to dispatch lateral root according to the load responding of each unit
State adjusts the automatic generation control instruction of each unit, realizes the control more refined, effectively promotes the safety of the whole network
And the response speed and vitality of Load Regulation, meet the needs of network load variation.
In an alternative embodiment, referring to fig. 4, the automatic generation control instruction includes: instruction load, the table
Disk data include: unit load, coal pulverizer runs number of units, coal-supplying amount, the low heat valve of coal, the steam turbine of every coal pulverizer go out
Mouth electrical power, the parameter preset includes: pipeline efficiency, boiler efficiency and turbine efficiency；Step S200 may include
Following technology contents:
Step S210: the load condition of the unit is judged according to described instruction load and the unit load.
Wherein, load condition includes: load up state and two kinds of load down state.
Specifically, judge whether described instruction load is greater than the unit load；If so, the load condition of the unit
For load up state；If it is not, then the load condition of the unit is load down state.
Step S220: number of units, the coal-supplying amount of every coal pulverizer, the low heat valve of coal, pipe are run according to the coal pulverizer
Road efficiency, boiler efficiency, turbine efficiency and steam turbine outlet electrical power judge the adjustment state of the unit.
Specifically, which includes: overshoot state and two kinds of less stress state.
Step S230: according to the load condition of the unit, adjustment state, described instruction load and the unit load
Obtain the load responding state of each unit.
Specifically, according to load up state and load down state, overshoot state and less stress state and instruction load and machine
The load responding state of group each unit of Load obtaining.
In an alternative embodiment, referring to Fig. 5, step S220 may include the following contents:
Step S221: according to the coal pulverizer run number of units, the coal-supplying amount of every coal pulverizer, coal low heat valve calculate
As-fired coal heat；
Specifically, the sum of coal-supplying amount of each coal pulverizer is obtained into as-fired coal heat multiplied by the low heat valve of coal.
Step S222: theoretical vapour is calculated according to the as-fired coal heat, pipeline efficiency, boiler efficiency and turbine efficiency
Turbine exports electrical power.
Specifically, by the as-fired coal heat, the pipeline efficiency, the boiler efficiency and the turbine efficiency phase
It is multiplied to export electrical power to the theoretical steam turbine.
Step S223: judge whether the theoretical steam turbine outlet electrical power is greater than steam turbine outlet electrical power；
If so, executing step S224；Otherwise, step S225 is executed.
Step S224: the adjustment state of unit is overshoot state；
Step S225: the adjustment state of unit is less stress state.
It is worth noting that, it is generally the case that electric work is exported into the heat of the coal of boiler and theoretical steam turbine in power plant
Rate relationship is as follows:
Q×ηgd×ηg×ηq=W
Wherein, Q indicates as-fired coal heat, unit kJ/s, acquisition methods be each coal pulverizer the sum of coal-supplying amount multiplied by
The low heat valve of coal (chemical examination obtains)；ηgdIt indicates pipeline efficiency, is obtained for test, usually 99%；ηgIndicate boiler efficiency,
Unit is %, is obtained by test；ηqIndicate that turbine efficiency, unit % are obtained by test；W representation theory steam turbine
Electrical power is exported, unit kW is directly read from dial plate.
In an alternative embodiment, the load responding state includes: stable state, quasi-steady state, load up overshoot, rises and bear
Lotus less stress, load down overshoot, load down less stress；Referring to Fig. 6, step S230 includes the following contents:
Step S231: judge whether described instruction load is equal to the unit load；
If so, executing step S232；If it is not, executing step S233.
Step S232: the load responding state of the unit is stable state.
Step S233: judgementWhether 5% is less than or equal to；
If so, executing step S234；If it is not, executing step S235；
Step S234: the load responding state of unit is quasi-steady state；
Step S235: judge the load condition of unit；
If the load condition of unit is load up state, S236 is thened follow the steps；If the load condition of unit is load down
State thens follow the steps S239；
Step S236: judge the adjustment state of unit；
If the adjustment state of unit is overshoot state, S237 is thened follow the steps；If the adjustment state of unit is less stress state,
Then follow the steps S238；
Step S237: the load responding state of unit is load up overshoot；
Step S238: the load responding state of unit is load up less stress；
Step S239: judge the adjustment state of unit；
If the adjustment state of unit is overshoot state, S240 is thened follow the steps；If the adjustment state of unit is less stress state,
Then follow the steps S241；
Step S240: the load responding state of unit is load down overshoot；
Step S241: the load responding state of unit is load down less stress；
Wherein, when network load instruction issuing, according to unit at this time state in which responsive state refinement is divided into it is steady
6 state, quasi-steady state, load up overshoot, load up less stress, load down overshoot, load down less stress states, being taken advantage of a situation with determination, it is negative to distribute
The directionality of lotus can make the completion dynamic response of unit faster, safer.
Based on the same inventive concept, the embodiment of the present application also provides a kind of fired power generating unit load responding state evaluation dresses
It sets, can be used to implement method described in above-described embodiment, as described in the following examples.Due to fired power generating unit load responding
The principle that state evaluation device solves the problems, such as is similar to the above method, therefore the reality of fired power generating unit load responding state evaluation device
The implementation that may refer to the above method is applied, overlaps will not be repeated.Used below, term " unit " or " module " can
To realize the combination of the software and/or hardware of predetermined function.Although device described in following embodiment is preferably come with software
It realizes, but the realization of the combination of hardware or software and hardware is also that may and be contemplated.
Fig. 7 is the structural block diagram of the fired power generating unit load responding state evaluation device in the embodiment of the present invention.Such as Fig. 7 institute
Show, which includes: data acquisition module 10 and load responding state evaluation module
20。
Data acquisition module 10 obtains the automatic generation control instruction of each unit, dial plate data and parameter preset；
Wherein, the demand that the automatic generation control instruction of each unit is changed by scheduling lateral root according to network load, based in net
Respectively it is the quantity of unit and load obtains.Unit dial plate data can be used acquisition module and be acquired to obtain.Parameter preset
It is obtained for dispatcher or producer according to test data.
Load responding state evaluation module 20 according to the automatic generation control instruction of each unit, the dial plate data with
And the parameter preset obtains the load responding state of each unit, so that the load responding state of the scheduling lateral root according to each unit
Adjust the automatic generation control instruction of each unit.
Specifically, according to the automatic generation control instruction of each unit, the dial plate data and the parameter preset
Classify to the load responding state of unit.
By using above-mentioned technical proposal it is known that fired power generating unit load responding state provided in an embodiment of the present invention is commented
Valence device, by the automatic generation control instruction, the dial plate data and the parameter preset based on each unit by each unit
Load responding state carries out classification, and Real-time Feedback gives scheduling side, to dispatch lateral root according to the load responding of each unit
State adjusts the automatic generation control instruction of each unit, realizes the control more refined, effectively promotes the safety of the whole network
And the response speed and vitality of Load Regulation, meet the needs of network load variation.
In an alternative embodiment, stating automatic generation control instruction includes: instruction load, the dial plate data packet
Include: unit load, coal pulverizer run number of units, coal-supplying amount, the low heat valve of coal, the steam turbine of every coal pulverizer export electric work
Rate, the parameter preset include: pipeline efficiency, boiler efficiency and turbine efficiency, and referring to Fig. 8, which is commented
Valence module 20 includes: that load condition judging submodule 21, adjustment state judging submodule 22 and load responding state obtain son
Module 23.
Load condition judging submodule 21 judges the negative of the unit according to described instruction load and the unit load
Lotus state；
Wherein, load condition includes: load up state and two kinds of load down state.
Adjustment state judging submodule 22 according to the coal pulverizer run number of units, the coal-supplying amount of every coal pulverizer, coal it is low
Position calorific value, pipeline efficiency, boiler efficiency, turbine efficiency and steam turbine outlet electrical power judge the adjusting shape of the unit
State；
Specifically, which includes: overshoot state and two kinds of less stress state.
Load responding state acquisition submodule 23 is according to the load condition of the unit, adjustment state, described instruction load
And the unit load obtains the load responding state of each unit.
Specifically, according to load up state and load down state, overshoot state and less stress state and instruction load and machine
The load responding state of group each unit of Load obtaining.
In an alternative embodiment, the load condition includes: load up state and load down state, referring to Fig. 9,
Load condition judging submodule 21 includes: load judging unit 21a, load up unit 21b, load down unit 21c.
Load judging unit 21a judges whether described instruction load is greater than the unit load；
If load up unit 21b instructs load to be greater than unit load, the load condition of the unit is load up state；
If load down unit 21c instructs load to be not more than unit load, the load condition of the unit is load down shape
State.
In an alternative embodiment, the adjustment state includes: that overshoot state and less stress state are adjusted referring to Figure 10
Nodular state judging submodule 22 include: as-fired coal heat Calculation unit 22a, theoretical steam turbine outlet electrical power computing unit 22b,
Power judging unit 22c, overshoot unit 22d and less stress unit 22e.
As-fired coal heat Calculation unit 22a according to the coal pulverizer run number of units, the coal-supplying amount of every coal pulverizer, coal it is low
Position calorific value calculates as-fired coal heat.
Specifically, as-fired coal heat Calculation unit 22a includes: as-fired coal heat Calculation subelement, by each coal pulverizer
The sum of coal-supplying amount obtain as-fired coal heat multiplied by the low heat valve of coal.
Theoretical steam turbine outlet electrical power computing unit 22b according to the as-fired coal heat, pipeline efficiency, boiler efficiency with
And turbine efficiency calculates theoretical steam turbine and exports electrical power；
Specifically, theoretical steam turbine outlet electrical power computing unit 22b includes: theoretical steam turbine outlet electrodymamometer operator
The as-fired coal heat, the pipeline efficiency, the boiler efficiency and the turbine efficiency are multiplied to obtain described by unit
Theoretical steam turbine exports electrical power.
Power judging unit 22c judges whether the theoretical steam turbine outlet electrical power is greater than steam turbine outlet electric work
Rate；
If the theoretical steam turbine outlet electrical power of overshoot unit 22d is greater than the steam turbine and exports electrical power, the tune of unit
Nodular state is overshoot state；
If the theoretical steam turbine outlet electrical power of less stress unit 22e exports electrical power no more than the steam turbine, unit
Adjustment state is less stress state.
It is worth noting that, it is generally the case that electric work is exported into the heat of the coal of boiler and theoretical steam turbine in power plant
Rate relationship is as follows:
Q×ηgd×ηg×ηq=W
Wherein, Q indicates as-fired coal heat, unit kJ/s, acquisition methods be each coal pulverizer the sum of coal-supplying amount multiplied by
The low heat valve of coal (chemical examination obtains)；ηgdIt indicates pipeline efficiency, is obtained for test, usually 99%；ηgIndicate boiler efficiency,
Unit is %, is obtained by test；ηqIndicate that turbine efficiency, unit % are obtained by test；W representation theory steam turbine
Electrical power is exported, unit kW is directly read from dial plate.
In an alternative embodiment, load responding state include: stable state, quasi-steady state, load up overshoot, load up owe
Tune, load down overshoot, load down less stress；Referring to Figure 11, which includes: the first judging unit
23a, steady state cell 23b, second judgment unit 23c, quasi-steady state unit 23d, third judging unit 23e, the 4th judging unit
23f, load up overshoot unit 23g, load up less stress unit 23h, the 5th judging unit 23i, load down overshoot unit 23j, drop
Load less stress unit 23k.
First judging unit 23a judges whether described instruction load is equal to the unit load；
If steady state cell 23b instructs load to be equal to unit load, the load responding state of the unit is stable state；
If second judgment unit 23c instructs load to be not equal to unit load, judgementWhether
Less than or equal to 5%；
If quasi-steady state unit 23dThen the load responding state of the unit is
Quasi-steady state；
If third judging unit 23eJudging the load condition of the unit is
No is load up state；
If the load condition of the 4th judging unit 23f unit is load up state, the unit is further judged
Adjustment state be overshoot state or less stress state；Load up overshoot unit 23g, if the adjustment state of the unit is overshoot
State, then the load responding state of the unit is load up overshoot；Load up less stress unit 23h, if the adjusting of the unit
State is less stress state, then the load responding state of the unit is load up less stress；
If the load condition of the 5th judging unit 23i unit is load down state, the unit is further judged
Adjustment state be overshoot state or less stress state；Load down overshoot unit 23j, if the adjustment state of the unit is overshoot
State, then the load responding state of the unit is load down overshoot；If the adjusting shape of the load down less stress unit 23k unit
State is less stress state, then the load responding state of the unit is load down less stress.
Wherein, when network load instruction issuing, according to unit at this time state in which responsive state refinement is divided into it is steady
6 state, quasi-steady state, load up overshoot, load up less stress, load down overshoot, load down less stress states, being taken advantage of a situation with determination, it is negative to distribute
The directionality of lotus can make the completion dynamic response of unit faster, safer.
Device, module or the unit that above-described embodiment illustrates can specifically be realized, Huo Zheyou by computer chip or entity
Product with certain function is realized.It is a kind of typical to realize that equipment is electronic equipment, specifically, electronic equipment for example can be with
For personal computer, laptop computer, cellular phone, camera phone, smart phone, personal digital assistant, media player,
Any in navigation equipment, electronic mail equipment, game console, tablet computer, wearable device or these equipment sets
Standby combination.
Electronic equipment specifically includes memory, processor and storage on a memory and can in a typical example
The computer program run on a processor, the processor realize following step when executing described program:
Obtain automatic generation control instruction, dial plate data and the parameter preset of each unit；
Each machine is obtained according to the automatic generation control instruction of each unit, the dial plate data and the parameter preset
The load responding state of group, so that scheduling lateral root adjusts the automatic hair of each unit according to the load responding state of each unit
Electric control instruction.
As can be seen from the above description, electronic equipment provided in an embodiment of the present invention, can be used for evaluating fired power generating unit load responding
State passes through the automatic generation control instruction, the dial plate data and the parameter preset based on each unit bearing each unit
Lotus responsive state carries out classification, and Real-time Feedback gives scheduling side, to dispatch lateral root according to the load responding shape of each unit
State adjusts the automatic generation control instruction of each unit, realizes the control more refined, effectively promoted the safety of the whole network with
And the response speed and vitality of Load Regulation, meet the needs of network load variation.
Below with reference to Figure 12, it illustrates the structural representations for the electronic equipment 600 for being suitable for being used to realize the embodiment of the present application
Figure.
As shown in figure 12, electronic equipment 600 includes central processing unit (CPU) 601, can be according to being stored in read-only deposit
Program in reservoir (ROM) 602 is loaded into random access storage device (RAM) from storage section 608) program in 603 and
Execute various work appropriate and processing.In RAM603, also it is stored with system 600 and operates required various programs and data.
CPU601, ROM602 and RAM603 are connected with each other by bus 604.Input/output (I/O) interface 605 is also connected to bus
604。
I/O interface 605 is connected to lower component: the importation 606 including keyboard, mouse etc.；It is penetrated including such as cathode
The output par, c 607 of spool (CRT), liquid crystal display (LCD) etc. and loudspeaker etc.；Storage section 608 including hard disk etc.；
And including such as LAN card, the communications portion 609 of the network interface card of modem etc..Communications portion 609 via such as because
The network of spy's net executes communication process.Driver 610 is also connected to I/O interface 605 as needed.Detachable media 611, such as
Disk, CD, magneto-optic disk, semiconductor memory etc. are mounted on as needed on driver 610, in order to read from thereon
Computer program be mounted as needed such as storage section 608.
Particularly, according to an embodiment of the invention, may be implemented as computer above with reference to the process of flow chart description
Software program.For example, the embodiment of the present invention includes a kind of computer readable storage medium, it is stored thereon with computer program,
The computer program realizes following step when being executed by processor:
Obtain automatic generation control instruction, dial plate data and the parameter preset of each unit；
Each machine is obtained according to the automatic generation control instruction of each unit, the dial plate data and the parameter preset
The load responding state of group, so that scheduling lateral root adjusts the automatic hair of each unit according to the load responding state of each unit
Electric control instruction.
As can be seen from the above description, computer readable storage medium provided in an embodiment of the present invention, can be used for evaluating thermal motor
Group load responding state, will by the automatic generation control instruction, the dial plate data and the parameter preset based on each unit
The load responding state of each unit carries out classification, and Real-time Feedback gives scheduling side, to dispatch lateral root being somebody's turn to do according to each unit
Load responding state adjusts the automatic generation control instruction of each unit, realizes the control more refined, effectively promotion the whole network
Safety and Load Regulation response speed and vitality, meet network load variation the needs of.
In such embodiments, which can be downloaded and installed from network by communications portion 609,
And/or it is mounted from detachable media 611.
Computer-readable medium includes permanent and non-permanent, removable and non-removable media can be by any method
Or technology come realize information store.Information can be computer readable instructions, data structure, the module of program or other data.
The example of the storage medium of computer includes, but are not limited to phase change memory (PRAM), static random access memory (SRAM), moves
State random access memory (DRAM), other kinds of random access memory (RAM), read-only memory (ROM), electric erasable
Programmable read only memory (EEPROM), flash memory or other memory techniques, read-only disc read only memory (CD-ROM) (CD-ROM),
Digital versatile disc (DVD) or other optical storage, magnetic cassettes, tape magnetic disk storage or other magnetic storage devices
Or any other non-transmission medium, can be used for storage can be accessed by a computing device information.As defined in this article, it calculates
Machine readable medium does not include temporary computer readable media (transitory media), such as the data-signal and carrier wave of modulation.
For convenience of description, it is divided into various units when description apparatus above with function to describe respectively.Certainly, implementing this
The function of each unit can be realized in the same or multiple software and or hardware when application.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
It should also be noted that, the terms "include", "comprise" or its any other variant are intended to nonexcludability
It include so that the process, method, commodity or the equipment that include a series of elements not only include those elements, but also to wrap
Include other elements that are not explicitly listed, or further include for this process, method, commodity or equipment intrinsic want
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including described want
There is also other identical elements in the process, method of element, commodity or equipment.
It will be understood by those skilled in the art that embodiments herein can provide as method, system or computer program product.
Therefore, complete hardware embodiment, complete software embodiment or embodiment combining software and hardware aspects can be used in the application
Form.It is deposited moreover, the application can be used to can be used in the computer that one or more wherein includes computer usable program code
The shape for the computer program product implemented on storage media (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
Formula.
The application can describe in the general context of computer-executable instructions executed by a computer, such as program
Module.Generally, program module includes routines performing specific tasks or implementing specific abstract data types, programs, objects, group
Part, data structure etc..The application can also be practiced in a distributed computing environment, in these distributed computing environments, by
Task is executed by the connected remote processing devices of communication network.In a distributed computing environment, program module can be with
In the local and remote computer storage media including storage equipment.
All the embodiments in this specification are described in a progressive manner, same and similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.Especially for system reality
For applying example, since it is substantially similar to the method embodiment, so being described relatively simple, related place is referring to embodiment of the method
Part explanation.
The above description is only an example of the present application, is not intended to limit this application.For those skilled in the art
For, various changes and changes are possible in this application.All any modifications made within the spirit and principles of the present application are equal
Replacement, improvement etc., should be included within the scope of the claims of this application.
Claims (16)
1. a kind of fired power generating unit load responding method for evaluating state characterized by comprising
Obtain automatic generation control instruction, dial plate data and the parameter preset of each unit；
Each unit is obtained according to the automatic generation control instruction of each unit, the dial plate data and the parameter preset
Load responding state, so that scheduling lateral root adjusts the automatic generation control of each unit according to the load responding state of each unit
System instruction.
2. fired power generating unit load responding method for evaluating state according to claim 1, which is characterized in that the automatic generation
Control instruction includes: instruction load, the dial plate data include: unit load, coal pulverizer operation number of units, every coal pulverizer to
Coal amount, the low heat valve of coal, steam turbine export electrical power, and the parameter preset includes: pipeline efficiency, boiler efficiency and vapour
Turbine efficiency；
It is described that each machine is obtained according to the automatic generation control instruction of each unit, the dial plate data and the parameter preset
The load responding state of group, comprising:
The load condition of the unit is judged according to described instruction load and the unit load；
Number of units is run according to the coal pulverizer, coal-supplying amount, the low heat valve of coal, pipeline efficiency, the boiler of every coal pulverizer are imitated
Rate, turbine efficiency and steam turbine outlet electrical power judge the adjustment state of the unit；
Each unit is obtained according to the load condition of the unit, adjustment state, described instruction load and the unit load
Load responding state.
3. fired power generating unit load responding method for evaluating state according to claim 2, which is characterized in that the load condition
It include: load up state and load down state；
The load condition that the unit is judged according to described instruction load and the unit load, comprising:
Judge whether described instruction load is greater than the unit load；
If so, the load condition of the unit is load up state；
If it is not, then the load condition of the unit is load down state.
4. fired power generating unit load responding method for evaluating state according to claim 3, which is characterized in that the adjustment state
It include: overshoot state and less stress state；
Low heat valve, the pipeline efficiency, pot that number of units, the coal-supplying amount of every coal pulverizer, coal are run according to the coal pulverizer
The efficiency of furnace, turbine efficiency and steam turbine outlet electrical power judge the adjustment state of the unit, comprising:
According to the coal pulverizer run number of units, the coal-supplying amount of every coal pulverizer, coal low heat valve calculate as-fired coal heat；
Theoretical steam turbine, which is calculated, according to the as-fired coal heat, pipeline efficiency, boiler efficiency and turbine efficiency exports electric work
Rate；
Judge whether the theoretical steam turbine outlet electrical power is greater than steam turbine outlet electrical power；
If so, the adjustment state of unit is overshoot state；
If it is not, then the adjustment state of unit is less stress state.
5. fired power generating unit load responding method for evaluating state according to claim 4, which is characterized in that described according to
Coal pulverizer run number of units, the coal-supplying amount of every coal pulverizer, coal low heat valve calculate as-fired coal heat, comprising:
The sum of coal-supplying amount by each coal pulverizer obtains as-fired coal heat multiplied by the low heat valve of coal.
6. fired power generating unit load responding method for evaluating state according to claim 4, which is characterized in that described according to
As-fired coal heat, pipeline efficiency, boiler efficiency and turbine efficiency calculate theoretical steam turbine and export electrical power, comprising:
The as-fired coal heat, the pipeline efficiency, the boiler efficiency and the turbine efficiency are multiplied to obtain described
Theoretical steam turbine exports electrical power.
7. fired power generating unit load responding method for evaluating state according to claim 4, which is characterized in that the load responding
State includes: stable state, quasi-steady state, load up overshoot, load up less stress, load down overshoot, load down less stress；
It is described that each machine is obtained according to the load condition of the unit, adjustment state, described instruction load and the unit load
The load responding state of group, comprising:
Judge whether described instruction load is equal to the unit load；
If so, the load responding state of the unit is stable state；
If it is not, judgementWhether 5% is less than or equal to；
IfThen the load responding state of the unit is quasi-steady state；
IfWhether the load condition for judging the unit is load up state；
If the load condition of the unit is load up state, further judge that the adjustment state of the unit is overshoot state
Or less stress state；If the adjustment state of the unit is overshoot state, the load responding state of the unit is load up
Overshoot；If the adjustment state of the unit is less stress state, the load responding state of the unit is load up less stress；
If the load condition of the unit is load down state, further judge that the adjustment state of the unit is overshoot state
Or less stress state；If the adjustment state of the unit is overshoot state, the load responding state of the unit is load down
Overshoot；If the adjustment state of the unit is less stress state, the load responding state of the unit is load down less stress.
8. a kind of fired power generating unit load responding state evaluation device characterized by comprising
Data acquisition module obtains automatic generation control instruction, dial plate data and the parameter preset of each unit；
Load responding state evaluation module, according to the automatic generation control instruction of each unit, the dial plate data and institute
The load responding state that parameter preset obtains each unit is stated, so that scheduling lateral root is adjusted according to the load responding state of each unit
The automatic generation control instruction of each unit.
9. fired power generating unit load responding state evaluation device according to claim 8, which is characterized in that the automatic generation
Control instruction includes: instruction load, the dial plate data include: unit load, coal pulverizer operation number of units, every coal pulverizer to
Coal amount, the low heat valve of coal, steam turbine export electrical power, and the parameter preset includes: pipeline efficiency, boiler efficiency and vapour
Turbine efficiency；
The load responding state evaluation module includes:
Load condition judging submodule judges the load shape of the unit according to described instruction load and the unit load
State；
Adjustment state judging submodule, according to the coal pulverizer run number of units, the coal-supplying amount of every coal pulverizer, coal low level generate heat
Amount, pipeline efficiency, boiler efficiency, turbine efficiency and steam turbine outlet electrical power judge the adjustment state of the unit；
Load responding state acquisition submodule, according to the load condition of the unit, adjustment state, described instruction load and institute
State the load responding state that unit load obtains each unit.
10. fired power generating unit load responding state evaluation device according to claim 9, which is characterized in that the load shape
State includes: load up state and load down state；
The load condition judging submodule includes:
Load judging unit, judges whether described instruction load is greater than the unit load；
Load up unit, if instruction load is greater than unit load, the load condition of the unit is load up state；
Load down unit, if instruction load is not more than unit load, the load condition of the unit is load down state.
11. fired power generating unit load responding state evaluation device according to claim 10, which is characterized in that the adjusting shape
State includes: overshoot state and less stress state；
The adjustment state judging submodule includes:
As-fired coal heat Calculation unit, according to the coal pulverizer run number of units, the coal-supplying amount of every coal pulverizer, coal low level generate heat
Amount calculates as-fired coal heat；
Theoretical steam turbine exports electrical power computing unit, according to the as-fired coal heat, pipeline efficiency, boiler efficiency and steamer
Engine efficiency calculates theoretical steam turbine and exports electrical power；
Power judging unit, judges whether the theoretical steam turbine outlet electrical power is greater than steam turbine outlet electrical power；
Overshoot unit, if theoretical steam turbine outlet electrical power is greater than the steam turbine and exports electrical power, the adjustment state of unit
For overshoot state；
Less stress unit, if theoretical steam turbine outlet electrical power exports electrical power, the adjusting shape of unit no more than the steam turbine
State is less stress state.
12. fired power generating unit load responding state evaluation device according to claim 11, which is characterized in that the as-fired coal
Heat Calculation unit includes:
The sum of coal-supplying amount of each coal pulverizer is obtained as-fired coal multiplied by the low heat valve of coal by as-fired coal heat Calculation subelement
Heat.
13. fired power generating unit load responding state evaluation device according to claim 11, which is characterized in that the theory vapour
Turbine exports electrical power computing unit
Theoretical steam turbine exports electrical power computation subunit, by the as-fired coal heat, the pipeline efficiency, the boiler efficiency
And the turbine efficiency is multiplied to obtain the theoretical steam turbine outlet electrical power.
14. fired power generating unit load responding state evaluation device according to claim 11, which is characterized in that the load is rung
Answering state includes: stable state, quasi-steady state, load up overshoot, load up less stress, load down overshoot, load down less stress；
The load responding state acquisition submodule includes:
First judging unit, judges whether described instruction load is equal to the unit load；
Steady state cell, if instruction load is equal to unit load, the load responding state of the unit is stable state；
Second judgment unit, if instruction load is not equal to unit load, judgementWhether be less than etc.
In 5%；
Quasi-steady state unit, ifThen the load responding state of the unit is quasi-steady state；
Third judging unit, ifWhether the load condition for judging the unit is liter
Load condition；
4th judging unit further judges the adjusting of the unit if the load condition of the unit is load up state
State is overshoot state or less stress state；Load up overshoot unit, if the adjustment state of the unit is overshoot state, institute
The load responding state for stating unit is load up overshoot；Load up less stress unit, if the adjustment state of the unit is less stress shape
State, then the load responding state of the unit is load up less stress；
5th judging unit further judges the adjusting of the unit if the load condition of the unit is load down state
State is overshoot state or less stress state；Load down overshoot unit, if the adjustment state of the unit is overshoot state, institute
The load responding state for stating unit is load down overshoot；Load down less stress unit, if the adjustment state of the unit is less stress shape
State, then the load responding state of the unit is load down less stress.
15. a kind of electronic equipment including memory, processor and stores the calculating that can be run on a memory and on a processor
Machine program, which is characterized in that the processor realizes the described in any item thermal motors of claim 1 to 7 when executing described program
The step of group load responding method for evaluating state.
16. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program quilt
The step of claim 1 to 7 described in any item fired power generating unit load responding method for evaluating state are realized when processor executes.
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| CN201910836596.1A CN110518640B (en) | 2019-09-05 | 2019-09-05 | Thermal power generating unit load response state evaluation method and device |
| PCT/CN2020/109642 WO2021042974A1 (en) | 2019-09-05 | 2020-08-17 | Method and apparatus for evaluating load response state of thermal power unit |
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| WO2021042974A1 (en) * | 2019-09-05 | 2021-03-11 | 华北电力科学研究院有限责任公司 | Method and apparatus for evaluating load response state of thermal power unit |
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| CN105022299A (en) * | 2015-07-21 | 2015-11-04 | 国网天津市电力公司 | Method for improving AGC load response rapidity |
| CN107634544A (en) * | 2017-09-19 | 2018-01-26 | 广东省粤电集团有限公司 | The dynamic power control method and system of fired power generating unit |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021042974A1 (en) * | 2019-09-05 | 2021-03-11 | 华北电力科学研究院有限责任公司 | Method and apparatus for evaluating load response state of thermal power unit |
| CN111537256A (en) * | 2020-05-22 | 2020-08-14 | 华能平凉发电有限责任公司 | Method and system for analyzing reason for unqualified AGC (automatic gain control) performance of thermal generator set |
| CN111537256B (en) * | 2020-05-22 | 2022-06-14 | 华能平凉发电有限责任公司 | Method and system for analyzing reason for unqualified AGC (automatic gain control) performance of thermal generator set |
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| Publication number | Publication date |
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| WO2021042974A1 (en) | 2021-03-11 |
| CN110518640B (en) | 2021-04-27 |
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