CN102480131B - The compensation deals system of wind-powered electricity generation online peak regulation service and operation method thereof - Google Patents
The compensation deals system of wind-powered electricity generation online peak regulation service and operation method thereof Download PDFInfo
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- CN102480131B CN102480131B CN201010558637.4A CN201010558637A CN102480131B CN 102480131 B CN102480131 B CN 102480131B CN 201010558637 A CN201010558637 A CN 201010558637A CN 102480131 B CN102480131 B CN 102480131B
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Abstract
The invention discloses compensation deals system and the operation method thereof of the service of wind-powered electricity generation online peak regulation, it is characterized in that: compensation deals system comprises compensation management module, opportunity cost administration module and increase cost management module, described compensation management module is respectively with opportunity cost administration module with increase cost management module communication and be connected; Described compensation management module, for calculating the required expense compensated of wind-powered electricity generation online peak regulation service; Described opportunity cost administration module, participates in the expense of the opportunity cost that degree of depth peak regulation produces for estimating conventional power generation usage unit and is transferred to compensation management module; Described increase cost management module, participates in the expense of the operation increase cost that degree of depth peak regulation produces for estimating conventional power generation usage unit and is transferred to compensation management module; The expense of the expense+increase cost of the required expense=opportunity cost compensated of wind-powered electricity generation online peak regulation service.Science of the present invention, valid measurement wind-powered electricity generation networks the impact brought to normal power supplies at peak regulation.
Description
Technical field
The present invention relates to a kind of wind-powered electricity generation to be connected to the grid system, particularly relate to compensation deals system and the operation method thereof of a kind of wind-powered electricity generation online peak regulation service.
Background technology
Wind-powered electricity generation does not have the ability of normal power supplies peak regulation, frequency modulation, pressure regulation and the aspect such as subsequent use, and the wind-powered electricity generation that the comparatively abundant area of China's " three Norths " wind-resources is developed all has anti-peak-shaving capability.After wind-powered electricity generation installation exceedes certain scale, other normal power supplies of electric power system replaces wind-powered peak regulation, frequency modulation, provides for subsequent use, and operating cost will be caused to increase considerably.Power grid enterprises, in order to adapt to the characteristic of wind-powered electricity generation, ensure power system security, must take corresponding technical measures, the investment of the system that increases electric power and operating cost when dispatching and run.
Normal power supplies provides more peak modulation capacity to affect major embodiment both ways to its cost:
(1) opportunity cost.Because the peak regulation degree of depth increases, the annual utilization hours of normal power supplies decreases, and average annual energy output also decreases.Earn a profit because electricity power enterprise mainly relies on sale electric energy, when supposing its cost of electricity-generating and profit margin is constant, the reduction of energy output must cause negative impact to its profit.Can think normal power supplies unit because provide more peak regulation service, tied up the space of electrical energy production and corresponding profit, this part profit difference is called as opportunity cost in economics.
(2) increase cost (namely operating cost increases) is run.For conventional fired power generating unit, owing to frequently participating in peak regulation, need the frequent opening and closing of the admission valve of unit.Add wearing and tearing on the one hand, reduce the service life of unit, on the other hand, owing to frequently participating in degree of depth peak regulation, unit cannot operate in optimum and to exert oneself position, the coa consumption rate (cost) of unit generation also can increase to some extent, the factor of comprehensive two aspects, and conventional fired power generating unit participates in the operating cost that peak regulation will increase unit.
Therefore, for dredging cost, excitation generating and enterprises of managing electric wire netting are ready to receive more windy electricity, need formulation can the ethical policy of reasonable compensation normal power supplies peak regulation cost.
Summary of the invention
The object of the present invention is to provide a kind of can science, valid measurement wind-powered electricity generation networks the compensation deals system of the wind-powered electricity generation online peak regulation service bringing impact in peak regulation to normal power supplies, and above-mentioned purpose is achieved through the following technical solutions:
The compensation deals system of a kind of wind-powered electricity generation online peak regulation service and operation method thereof, it is characterized in that: compensation deals system comprises compensation management module, opportunity cost administration module and increase cost management module, described compensation management module is respectively with opportunity cost administration module with increase cost management module communication and be connected; Described compensation management module, for calculating the required expense compensated of wind-powered electricity generation online peak regulation service; Described opportunity cost administration module, participates in the expense of the opportunity cost that degree of depth peak regulation produces for estimating conventional power generation usage unit and is transferred to compensation management module; Described increase cost management module, participates in the expense of the operation increase cost that degree of depth peak regulation produces for estimating conventional power generation usage unit and is transferred to compensation management module.
Above-mentioned purpose can also be perfect further by following technical proposals.
Described compensation management module goes out the required expense compensated of wind-powered electricity generation online peak regulation service according to following formulae discovery:
Expense+the operation of the required expense=opportunity cost compensated of wind-powered electricity generation online peak regulation service increases the expense of cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the compensation deals system of wind-powered electricity generation of the present invention online peak regulation service.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the compensation deals system of wind-powered electricity generation of the present invention online peak regulation service and operation method thereof are further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Embodiment one
As shown in Figure 1, the compensation deals system of wind-powered electricity generation online peak regulation of the present invention service, comprise compensation management module, opportunity cost administration module and increase cost management module, described compensation management module is respectively with opportunity cost administration module with increase cost management module communication and be connected;
Described compensation management module, for calculating the required expense compensated of wind-powered electricity generation online peak regulation service;
Described opportunity cost administration module, participates in the expense of the opportunity cost that degree of depth peak regulation produces for estimating conventional power generation usage unit and is transferred to compensation management module.
Described increase cost management module, participates in the expense of the operation increase cost that degree of depth peak regulation produces for estimating conventional power generation usage unit and is transferred to compensation management module.
Described compensation management module goes out the required expense compensated of wind-powered electricity generation online peak regulation service according to following formulae discovery:
Expense+the operation of the required expense=opportunity cost compensated of wind-powered electricity generation online peak regulation service increases the expense of cost.
Wherein, basic peak regulation refers to that generating set is exerted oneself in adjusting range in regulation, and in order to the peak valley change of follow load, generating set that is planned, that carry out according to certain governing speed is exerted oneself the service adjusting and provide.Consider unit regulating power and economy thereof, non-heat supply fossil-fired unit, the statistical value of basic peak regulation coefficient is that 60% (namely in 60% to rated capacity scope, peak regulation is basic peak regulation, peak regulation lower than 60% rated capacity is degree of depth peak regulation), Gas Generator Set and Hydropower Unit provide the basic peak regulation from 0 ~ 100% rated capacity, and heat supply fired power generating unit provides suitable peak regulation in the heat supply phase by regulating power, economy and heating demand situation; Other units do not carry out examination and the compensation of peak regulation.
The compensation deals system of wind-powered electricity generation online peak regulation service also comprises compensation unit price administration module and the few energy output administration module of conventional power generation usage unit; Described opportunity cost administration module communicates to connect with compensation unit price administration module and the few energy output administration module of conventional power generation usage unit respectively;
Described compensation unit price administration module, compensates unit price for input and storage;
The few energy output administration module of described conventional power generation usage unit, participates in the few energy output of conventional power generation usage unit after degree of depth peak regulation for estimating;
Described opportunity cost administration module, also compensates unit price and the few energy output of conventional power generation usage unit for reading from compensation unit price administration module and the few energy output administration module of conventional power generation usage unit; And after estimating conventional power generation usage unit participation degree of depth peak regulation according to following formula, the expense of the opportunity cost of generation;
The few energy output of expense=compensation unit price × conventional power generation usage unit of opportunity cost.
After the few energy output administration module of described conventional power generation usage unit estimates and participates in degree of depth peak regulation, conventional power generation usage unit lacks energy output, is specially:
Read basic peak regulation coefficient, conventional power generation usage unit rated capacity and actual the gaining merit of conventional power generation usage unit are exerted oneself, and after estimating participation degree of depth peak regulation according to following formula, conventional power generation usage unit lacks energy output:
Wherein, W is the few energy output of conventional power generation usage unit after participation degree of depth peak regulation; K
bfor basic peak regulation coefficient; P
nfor conventional power generation usage unit rated capacity; P is that actual the gaining merit of conventional power generation usage unit is exerted oneself.Basic peak regulation coefficient and conventional power generation usage unit rated capacity are system given parameters, conventional power generation usage unit actual meritorious exert oneself can directly measure in the prior art obtain.
The compensation deals system of wind-powered electricity generation online peak regulation service also comprises increases cost unit price administration module and conventional power generation usage unit institute energy output administration module; Described increase cost management module communicates to connect with increase cost unit price administration module and conventional power generation usage unit institute energy output administration module respectively;
Described increase cost unit price administration module, increases cost unit price for input and storage;
Conventional power generation usage unit institute energy output administration module, during reading participation degree of depth peak regulation, conventional power generation usage unit institute energy output; During participating in degree of depth peak regulation, conventional power generation usage unit institute energy output directly can be measured in the prior art and obtain.
Described increase cost management module, also increases cost unit price and during participating in degree of depth peak regulation for reading, conventional power generation usage unit institute energy output; And estimate according to following formula the expense that conventional power generation usage unit participates in the operation increase cost that degree of depth peak regulation produces;
Conventional power generation usage unit because participating in degree of depth peak regulation, during the operation of generation increases the expense=increase cost unit price × participation degree of depth peak regulation of cost, conventional power generation usage unit institute energy output.
Preferably, described conventional power generation usage unit is non-heat supply fired power generating unit, the basic peak regulation COEFFICIENT K of described non-heat supply fired power generating unit
bbasic peak regulation coefficient is determined according to regulating power; As the enforceable mode of one, basic peak regulation COEFFICIENT K
bstatistical value is 60%.
Preferably, in described non-heat supply fired power generating unit 60% to rated capacity scope, peak regulation is basic peak regulation, and the peak regulation lower than 60% rated capacity is degree of depth peak regulation.
Preferably, described increase cost unit price statistical value is between 0.030-0.035 unit/kilowatt hour; As the enforceable mode of one, described increase cost unit price is 0.033 yuan/kilowatt hour.
Preferably, described compensation unit price statistical value is between 0.05-0.3 unit/kilowatt hour.
As the enforceable mode of one, described conventional power generation usage unit comprises heat supply fired power generating unit, and the basic peak regulation coefficient of described heat supply fired power generating unit determines basic peak regulation coefficient according to regulating power, economy and heating demand situation.
As the enforceable mode of one, described conventional power generation usage unit comprises Gas Generator Set and Hydropower Unit, and the basic peak regulation coefficient of described Gas Generator Set and Hydropower Unit is 0-100%.
Embodiment two
An operation method for the compensation deals system of wind-powered electricity generation online peak regulation service, is characterized in that:
The compensation deals system of described wind-powered electricity generation online peak regulation service comprises compensation management module, opportunity cost administration module and increase cost management module, and described compensation management module is respectively with opportunity cost administration module with increase cost management module communication and be connected;
Described compensation management module, for calculating the required expense compensated of wind-powered electricity generation online peak regulation service;
Described opportunity cost administration module, participates in the expense of the opportunity cost that degree of depth peak regulation produces for estimating conventional power generation usage unit and is transferred to compensation management module;
Described increase cost management module, participates in the expense of the operation increase cost that degree of depth peak regulation produces for estimating conventional power generation usage unit and is transferred to compensation management module;
Described operation method comprises the following steps: compensation management module goes out the required expense compensated of wind-powered electricity generation online peak regulation service according to following formulae discovery:
Expense+the operation of the required expense=opportunity cost compensated of wind-powered electricity generation online peak regulation service increases the expense of cost.
The compensation deals system of described wind-powered electricity generation online peak regulation service also comprises compensation unit price administration module and the few energy output administration module of conventional power generation usage unit; Described opportunity cost administration module communicates to connect with compensation unit price administration module and the few energy output administration module of conventional power generation usage unit respectively;
Described compensation unit price administration module, compensates unit price for input and storage;
The few energy output administration module of described conventional power generation usage unit, participates in the few energy output of conventional power generation usage unit after degree of depth peak regulation for estimating;
Described opportunity cost administration module, also compensates unit price and the few energy output of conventional power generation usage unit for reading from compensation unit price administration module and the few energy output administration module of conventional power generation usage unit;
The estimation of the expense of described opportunity cost comprises the following steps:
(1) the few energy output administration module of conventional power generation usage unit reads basic peak regulation coefficient, and conventional power generation usage unit rated capacity and actual the gaining merit of conventional power generation usage unit are exerted oneself, and after estimating participation degree of depth peak regulation according to following formula, conventional power generation usage unit lacks energy output:
(2) opportunity cost administration module reads from compensation unit price administration module and the few energy output administration module of conventional power generation usage unit and compensates unit price and the few energy output of conventional power generation usage unit; And after estimating conventional power generation usage unit participation degree of depth peak regulation according to following formula, the expense of the opportunity cost of generation;
The few energy output of expense=compensation unit price × conventional power generation usage unit of opportunity cost.
The compensation deals system of described wind-powered electricity generation online peak regulation service also comprises increases cost unit price administration module and conventional power generation usage unit institute energy output administration module; Described increase cost management module communicates to connect with increase cost unit price administration module and conventional power generation usage unit institute energy output administration module respectively;
Described increase cost unit price administration module, increases cost unit price for input and storage;
Conventional power generation usage unit institute energy output administration module, during reading participation degree of depth peak regulation, conventional power generation usage unit institute energy output;
Described increase cost management module, also increases cost unit price and during participating in degree of depth peak regulation for reading, conventional power generation usage unit institute energy output;
Conventional power generation usage unit is because participating in degree of depth peak regulation, and the estimation of the expense of the operation increase cost of generation comprises the following steps:
(1) cost unit price is increased from the administration module input of increase cost unit price and storage;
(2) during conventional power generation usage unit institute energy output administration module reads and participates in degree of depth peak regulation, conventional power generation usage unit institute energy output;
(3) during described increase cost management module reads and increases cost unit price and participation degree of depth peak regulation, conventional power generation usage unit institute energy output; And estimate according to following formula the expense that conventional power generation usage unit participates in the operation increase cost that degree of depth peak regulation produces;
Conventional power generation usage unit because participating in degree of depth peak regulation, during the operation of generation increases the expense=increase cost unit price × participation degree of depth peak regulation of cost, conventional power generation usage unit institute energy output.
Finally it should be noted that obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (6)
1. a compensation deals system for wind-powered electricity generation online peak regulation service, is characterized in that:
Comprise compensation management module, opportunity cost administration module and increase cost management module, described compensation management module is respectively with opportunity cost administration module with increase cost management module communication and be connected;
Described compensation management module, for calculating the required expense compensated of wind-powered electricity generation online peak regulation service;
Described opportunity cost administration module, participates in the expense of the opportunity cost that degree of depth peak regulation produces for estimating conventional power generation usage unit and is transferred to compensation management module;
Described increase cost management module, participates in the expense of the operation increase cost that degree of depth peak regulation produces for estimating conventional power generation usage unit and is transferred to compensation management module;
Described compensation management module goes out the required expense compensated of wind-powered electricity generation online peak regulation service according to following formulae discovery:
Expense+the operation of the required expense=opportunity cost compensated of wind-powered electricity generation online peak regulation service increases the expense of cost;
Also comprise and increase cost unit price administration module and conventional power generation usage unit institute energy output administration module; Described increase cost management module communicates to connect with increase cost unit price administration module and conventional power generation usage unit institute energy output administration module respectively;
Described increase cost unit price administration module, increases cost unit price for input and storage;
Conventional power generation usage unit institute energy output administration module, during reading participation degree of depth peak regulation, conventional power generation usage unit institute energy output;
Described increase cost management module, also increases cost unit price and during participating in degree of depth peak regulation for reading, conventional power generation usage unit institute energy output; And estimate according to following formula the expense that conventional power generation usage unit participates in the operation increase cost that degree of depth peak regulation produces;
During the expense=increase cost unit price × participation degree of depth peak regulation of the operation increase cost that conventional power generation usage unit produces because of participation degree of depth peak regulation, conventional power generation usage unit institute energy output.
2. the compensation deals system of wind-powered electricity generation online peak regulation according to claim 1 service, is characterized in that:
Also comprise and compensate unit price administration module and the few energy output administration module of conventional power generation usage unit; Described opportunity cost administration module communicates to connect with compensation unit price administration module and the few energy output administration module of conventional power generation usage unit respectively;
Described compensation unit price administration module, compensates unit price for input and storage;
The few energy output administration module of described conventional power generation usage unit, participates in the few energy output of conventional power generation usage unit after degree of depth peak regulation for estimating;
Described opportunity cost administration module, also compensates unit price and the few energy output of conventional power generation usage unit for reading from compensation unit price administration module and the few energy output administration module of conventional power generation usage unit; And the expense of the opportunity cost produced after conventional power generation usage unit participates in degree of depth peak regulation is estimated according to following formula;
The few energy output of expense=compensation unit price × conventional power generation usage unit of opportunity cost.
3. the compensation deals system of wind-powered electricity generation online peak regulation according to claim 2 service, is characterized in that:
After the few energy output administration module of described conventional power generation usage unit estimates and participates in degree of depth peak regulation, conventional power generation usage unit lacks energy output, is specially:
Read basic peak regulation coefficient, conventional power generation usage unit rated capacity and actual the gaining merit of conventional power generation usage unit are exerted oneself, and after estimating participation degree of depth peak regulation according to following formula, conventional power generation usage unit lacks energy output:
Wherein, W is the few energy output of conventional power generation usage unit after participation degree of depth peak regulation; K
bfor basic peak regulation coefficient; P
nfor conventional power generation usage unit rated capacity; P is that actual the gaining merit of conventional power generation usage unit is exerted oneself.
4. the compensation deals system of wind-powered electricity generation online peak regulation according to claim 3 service, is characterized in that:
Described conventional power generation usage unit is non-heat supply fired power generating unit, the basic peak regulation COEFFICIENT K of described non-heat supply fired power generating unit
bdetermine according to regulating power and economy, its statistical value is 60%.
5. the compensation deals system of wind-powered electricity generation online peak regulation according to claim 3 service, is characterized in that:
Described conventional power generation usage unit is heat supply fired power generating unit, and the basic peak regulation coefficient of described heat supply fired power generating unit is determined according to regulating power, economy and heating demand situation.
6. an operation method for the compensation deals system of wind-powered electricity generation online peak regulation service, is characterized in that:
The compensation deals system of described wind-powered electricity generation online peak regulation service comprises compensation management module, opportunity cost administration module and increase cost management module, and described compensation management module is respectively with opportunity cost administration module with increase cost management module communication and be connected;
Described compensation management module, for calculating the required expense compensated of wind-powered electricity generation online peak regulation service;
Described opportunity cost administration module, participates in the expense of the opportunity cost that degree of depth peak regulation produces for estimating conventional power generation usage unit and is transferred to compensation management module;
Described increase cost management module, participates in the expense of the operation increase cost that degree of depth peak regulation produces for estimating conventional power generation usage unit and is transferred to compensation management module;
Described operation method comprises the following steps: compensation management module goes out the required expense compensated of wind-powered electricity generation online peak regulation service according to following formulae discovery:
Expense+the operation of the required expense=opportunity cost compensated of wind-powered electricity generation online peak regulation service increases the expense of cost;
The compensation deals system of described wind-powered electricity generation online peak regulation service also comprises compensation unit price administration module and the few energy output administration module of conventional power generation usage unit; Described opportunity cost administration module communicates to connect with compensation unit price administration module and the few energy output administration module of conventional power generation usage unit respectively;
Described compensation unit price administration module, compensates unit price for input and storage;
The few energy output administration module of described conventional power generation usage unit, participates in the few energy output of conventional power generation usage unit after degree of depth peak regulation for estimating;
Described opportunity cost administration module, also compensates unit price and the few energy output of conventional power generation usage unit for reading from compensation unit price administration module and the few energy output administration module of conventional power generation usage unit;
The estimation of the expense of described opportunity cost comprises the following steps:
(1) the few energy output administration module of conventional power generation usage unit reads basic peak regulation coefficient, and conventional power generation usage unit rated capacity and actual the gaining merit of conventional power generation usage unit are exerted oneself, and after estimating participation degree of depth peak regulation according to following formula, conventional power generation usage unit lacks energy output:
Wherein, W is the few energy output of conventional power generation usage unit after participation degree of depth peak regulation; K
bfor basic peak regulation coefficient; P
nfor conventional power generation usage unit rated capacity; P is that actual the gaining merit of conventional power generation usage unit is exerted oneself;
(2) opportunity cost administration module reads from compensation unit price administration module and the few energy output administration module of conventional power generation usage unit and compensates unit price and the few energy output of conventional power generation usage unit; And after estimating conventional power generation usage unit participation degree of depth peak regulation according to following formula, the expense of the opportunity cost of generation;
The few energy output of expense=compensation unit price × conventional power generation usage unit of opportunity cost;
The compensation deals system of described wind-powered electricity generation online peak regulation service also comprises increases cost unit price administration module and conventional power generation usage unit institute energy output administration module; Described increase cost management module communicates to connect with increase cost unit price administration module and conventional power generation usage unit institute energy output administration module respectively;
Described increase cost unit price administration module, increases cost unit price for input and storage;
Conventional power generation usage unit institute energy output administration module, during reading participation degree of depth peak regulation, conventional power generation usage unit institute energy output;
Described increase cost management module, also increases cost unit price and during participating in degree of depth peak regulation for reading, conventional power generation usage unit institute energy output;
Conventional power generation usage unit is because participating in degree of depth peak regulation, and the estimation of the expense of the operation increase cost of generation comprises the following steps:
(1) cost unit price is increased from the administration module input of increase cost unit price and storage;
(2) during conventional power generation usage unit institute energy output administration module reads and participates in degree of depth peak regulation, conventional power generation usage unit institute energy output;
(3) during described increase cost management module reads and increases cost unit price and participation degree of depth peak regulation, conventional power generation usage unit institute energy output; And estimate according to following formula the expense that conventional power generation usage unit participates in the operation increase cost that degree of depth peak regulation produces;
Conventional power generation usage unit because participating in degree of depth peak regulation, during the operation of generation increases the expense=increase cost unit price × participation degree of depth peak regulation of cost, conventional power generation usage unit institute energy output.
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| CN103778506A (en) * | 2014-01-10 | 2014-05-07 | 国网冀北电力有限公司 | Power grid technology innovation project standard cost management system |
| CN106446404A (en) * | 2016-09-26 | 2017-02-22 | 华北电力大学 | Piecewise calculation method for thermal power generating unit peak regulating energy consumption cost |
| CN108843413B (en) * | 2018-06-29 | 2021-05-28 | 国网山东省电力公司电力科学研究院 | Method for calculating peak shaving compensation reference value of renewable energy peak shaving unit |
| CN110070387A (en) * | 2019-03-19 | 2019-07-30 | 武汉华中思能科技有限公司 | A kind of electric power frequency modulation price quoting method and system based on marginal cost |
| CN110880756B (en) * | 2019-11-19 | 2021-01-08 | 国网浙江省电力有限公司 | Method for judging peak regulation capacity adequacy of extra-high voltage receiving-end power grid based on peak regulation coefficient |
| CN115358763A (en) * | 2022-07-15 | 2022-11-18 | 广东电力交易中心有限责任公司 | Multi-variety auxiliary service joint compensation method, system, terminal and computer-readable storage medium considering opportunity cost |
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| CN101576055A (en) * | 2009-06-05 | 2009-11-11 | 东北电力大学 | Wind power station cluster power generation control method for inhibiting 'crowding out effect' |
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