CN102867228B - The progress such as a kind of rolls the implementation method of establishment monthly generation scheduling - Google Patents

Abstract

The present invention relates to the progress such as a kind of and roll the implementation method of establishment monthly generation scheduling, this implementation method comprises the steps: A, determines generating plan model, establishment target and constraints；B, the calculating planning unit average regulation of annual plan electricity；After C, judgement adjust in proportion, whether planning unit annual plan electricity exceedes its annual maximum generation ability；D, in proportion plan for adjustment unit year generation schedule electricity；E, pre-year-by-year plan dump energy；F, adjust monthly pre-point of result.The method can be simultaneously achieved the effective control to power plant's annual plan completion rate deviation in the hope of rational follow-up month monthly generation scheduling value in unit load rate restriction range.

Description

The progress such as a kind of rolls the implementation method of establishment monthly generation scheduling

Technical field

The present invention relates to field of electric power automation, be specifically related to the progress such as a kind of and roll the realization of establishment monthly generation scheduling Method.

Background technology

Power plant's year generation schedule refers to power plant's year base power generation generation schedule, year base power generation generation schedule be by Local electricity administrative responsibile institution is according to the formulation of national grid management and running regulations or different recording review and issues, and it may be often Year middle and late stage is adjusted according to practical situation, and the harmony of year generation schedule completion rate is as the fair weight in examination market Index extremely electricity power enterprise is wanted to pay close attention to.Monthly generation scheduling is as the monthly decomposition of year generation schedule, and scientific and reasonable is monthly Generation schedule establishment can not only ensure for the offer of tracing control annual plan performance, the most again can be for arranging short-term with in real time Generation schedule provides the basic datas such as monthly tracking target.Some preparing methods of monthly generation scheduling at present, such as annual plan Divide equally, monthly etc. progress, etc. the methods such as the progress such as rate of load condensate and so-called annual plan the most frequent in actual mechanical process Because of unit maintenance adjust, supply and demand change and the factor impact such as newly conclude the transaction all are not carried out annual plan completion rate deviation Effectively control.

Summary of the invention

For the deficiencies in the prior art, the present invention provides the progress such as a kind of to roll the realization side of establishment monthly generation scheduling Method, first the method adjusts generating of each tracking power plant year meter in proportion according to follow-up month system tracking thermoelectricity power generation needs Draw, then meet annual follow-up month system tracking thermoelectricity power generation needs, unit operation situation and concluded the transaction point considering After adjusting under the constraintss such as month electricity, the dump energy of annual plan is reasonably allocated to follow-up month, rolls and generates the follow-up moon Part monthly generation scheduling, and give a kind of adjustment algorithm to the monthly plan being unsatisfactory for rate of load condensate constraint.The method is at unit Can be simultaneously achieved power plant's annual plan in the hope of rational follow-up month monthly generation scheduling value in rate of load condensate restriction range Effective control of completion rate deviation.

It is an object of the invention to use following technical proposals to realize:

The progress such as a kind of rolls the implementation method of establishment monthly generation scheduling, and it thes improvement is that, described implementation method Comprise the steps:

A, determine generating plan model, establishment target and constraints；

B, the calculating planning unit average regulation of annual plan electricity；

After C, judgement adjust in proportion, whether planning unit annual plan electricity exceedes its annual maximum generation ability；

D, in proportion plan for adjustment unit year generation schedule electricity；

E, pre-year-by-year plan dump energy；

F, adjust monthly pre-point of result.

Wherein, in described step A, described determine that generating plan model includes:

1) arbitrary tracking planning unit is designated i, wherein i ∈ [1, N]；If the month of monthly generation scheduling to be worked out is secondary Month, i.e. the m month, follow-up arbitrary month is t ∈ [m, 12]；

2) calendar natural law monthly is D (t)；The tracking thermoelectricity power generation needs in secondary month and follow-up month is W (t), wherein W T () is according to whole society's tracking power consumption aggregate demand, it is considered to purchase between net/province sell, new and renewable sources of energy gives priority in arranging for meter Draw unit sent out plan electricity, throw annealing group of motors plan and preferred arrangement all kinds of transaction (as entrust outer power transmission conclude the business, Generation Rights Trade electricity etc.) divide calculated tracking thermoelectricity planning unit generated energy demand after moon electricity；

3) the annual plan total amount of each planning unit is Ey (i), and planning unit i completed annual plan before the m month Generated energy is Ef (i)；

4) planning unit i the plan final result of t month arrangement be R (i, t), the rate of load condensate upper limit set asNegative Lotus rate lower limit isLr(i,t)；Planning unit i t month installed capacity be C (i, t)；All kinds of transaction of planning unit i are in the follow-up t month Transaction component be Eytd (i, t)；Planning unit i the t month maintenance, mediate and the natural law that is obstructed add up to Dc (i, t)；Dr(i,t) Represent consider planning unit unit maintenance, be obstructed and mediate after calculated for subsequent month planning unit monthly actual motion natural law, Dr (i,t)=D(t)-Dc(i,t)。

Wherein, in described step A, when the monthly plan of the rolling establishment m month to December, if there is not tune in planning unit Exceed the situation of its maximum generation ability during whole annual plan, then planning unit year terminal hour annual plan completion rate deviation is identical, Then establishment target represents by following 1. formula:

$\frac{\underset{t=m}{\overset{t=12}{\mathrm{\Σ}}}R(i,t)+\mathrm{Ef}\left(i\right)}{\mathrm{Ey}\left(i\right)}=\frac{\underset{t=m}{\overset{t=12}{\mathrm{\Σ}}}R(j,t)+\mathrm{Ef}\left(j\right)}{\mathrm{Ey}\left(j\right)},i\≠j$ ①；

Wherein, i ∈ [1, N], j ∈ [1, N], N are planning unit sum.

Wherein, in described step A, described constraints includes hair electric equilibrium constraints and the transaction point moon of follow-up month The planning unit rate of load condensate constraint of electricity；

The constraint of described hair electric equilibrium refers to follow-up month, and planning unit plan electricity must is fulfilled for monthly tracking fire The demand of electricity generated energy, represents by following 2. formula:

②；

Described subsequent transaction divides the planning unit rate of load condensate constraint of moon electricity to refer to for there is monthly transaction component Planning unit, all kinds of transaction electricity comprised in monthly plan electricity are preferential clearing, and monthly plan electricity must preferentially ensure This transaction divides completing of moon electricity, represents by following 3. formula:

$\underset{\‾}{\mathrm{Lr}}(i,t)\≤\frac{R(i,t)+\mathrm{Eytd}(i,t)}{C(i,t)\×\mathrm{Dr}(i,t)\×24}\≤\stackrel{\‾}{\mathrm{Lr}}(i,t)$ ③

For the planning unit not run the whole month, i.e. D (t)=Dc (i, t), thenLr(i, t) andIt is disposed as 0. Wherein, in described step B, the described planning unit average regulation of annual plan electricity represents by following 4. formula:

$\mathrm{\α}=\frac{\underset{t=m}{\overset{t=12}{\mathrm{\Σ}}}W\left(t\right)+\underset{i=1}{\overset{i=N}{\mathrm{\Σ}}}\mathrm{Ef}\left(i\right)}{\underset{i=1}{\overset{i=N}{\mathrm{\Σ}}}\mathrm{Ey}\left(i\right)}$ ④。

Wherein, in described step C, plan for adjustment unit annual plan electricity in proportion, and by calculating in residue month Annual plan dump energy to be allocated whether exceed planning unit follow-up month maximum can generated energy, according to following formula 5. and likes 6. after judging to adjust in proportion planning unit annual plan whether exceed its year maximum generation ability:

Ey ' (i)=Ey (i) * α is 5.；

${\mathrm{Ey}}^{\′}\left(i\right)-\mathrm{Ef}\left(i\right)\≤\underset{t=m}{\overset{t=12}{\mathrm{\Σ}}}\mathrm{Dr}(i,t)*C(i,t)*24*\stackrel{\‾}{\mathrm{Lr}}(i,t)-\mathrm{Eytd}(i,t))$ ⑥；

Wherein: the annual plan total amount of each planning unit after Ey ' (i) expression adjustment in proportion.

Wherein, if planning unit annual plan exceedes its annual maximum generation ability, then plan for adjustment after adjusting in proportion Unit annual plan can generate electricity electricity sum for actually accomplishing electricity and residue month maximum, and fixing residue monthly plan is monthly Maximum can generated energy, and 7. 8. recalculate with formula according to following formula planning unit average regulation α of annual plan electricity and time The tracking thermoelectricity power generation needs in the moon and follow-up month is W (t):

$\mathrm{\α}=\frac{\underset{t=m}{\overset{t=12}{\mathrm{\Σ}}}W\left(t\right)-\underset{i\∉E}{\mathrm{\Σ}}({\mathrm{Ey}}^{\′}\left(i\right)-\mathrm{Ef}\left(i\right))+\underset{i\∈E}{\mathrm{\Σ}}\mathrm{Ef}\left(i\right)}{\underset{i\∈E}{\mathrm{\Σ}}\mathrm{Ey}\left(i\right)}$ ⑦；

$W\left(t\right)=W\left(t\right)-\underset{i\∉E}{\mathrm{\Σ}}(\mathrm{Dr}(i,t)*C(i,t)*24*\stackrel{\‾}{\mathrm{Lr}}(i,t)-\mathrm{Eytd}(i,t))$ ⑧；

Set E is defined as E={i | and 8. formula is set up }；

Directly it is set as maximum generating watt for being not belonging to gather the modular plan value of E, represents by following 9. formula:

$R(i,t)=\mathrm{Dr}(i,t)*C(i,t)*24*\stackrel{\‾}{\mathrm{Lr}}(i,t)-\mathrm{Eytd}(i,t),i\∉E$ ⑨。

Wherein, if planning unit annual plan is not above its annual maximum generation ability after adjusting in proportion, step D is carried out.

Wherein, in described step E, pre-year-by-year plan dump energy comprises the steps:

A, year dump energy divide in advance；

B, monthly plan result adjust balance；

C, annual plan adjust balance.

Wherein, in described step a, first arranging transaction component is that (i, t), in combination with unit operation situation and generating for Eytd After amount demand, annual plan dump energy is arranged into follow-up month, represents by following 10. formula:

$\mathrm{Rh}(i,t)=\frac{W\left(t\right)\×(\mathrm{Dr}(i,t)-\frac{\mathrm{Eytd}(i,t)}{C(i,t)\×24})}{\underset{t=m}{\overset{t=12}{\mathrm{\Σ}}}(\mathrm{Dr}(i,t)-\frac{\mathrm{Eytd}(i,t)}{C(i,t)\×24})\×W\left(t\right)}\×(E{y}^{\′}\left(i\right)-\mathrm{Ef}\left(i\right)),i\∈E$ ⑩；

Wherein: (i, after being intended to unit adjustment after t) representing consideration maintenance, monthly transaction electricity and power generation needs factor for Rh Annual plan dump energy carries out monthly decomposition result.

Wherein, in described step b, divide in advance according to step a electricity ratio plan for adjustment unit transverse decomposition result Rh (i, T), to meet monthly power generation needs W (t), with followingFormula represents:

Wherein: (i t) represents pre-point of electricity Rh (i, t) ratio plan for adjustment unit longitudinal direction decomposition result to Rv；

Described monthly plan result meets described constraints 2. formula.

Wherein, in described step c, the ratio predicted according to monthly power generation needs calculates each planning unit monthly to be needed to adjust Whole electricity, the described electricity monthly needing to adjust is with followingFormula represents:

Wherein: (i t) represents so that annual plan dump energy after residue month monthly plan summation and adjustment σ LefyEy ' (i) is identical and that be adjusted the monthly plan of every month difference；

LeftEy′(i)=Ey′(i)-Ef(i)；

Longitudinal decomposition result is adjusted as follows: R (i, t)=Rv (and i, t)-σ (i, t), i ∈ E；

The planned outcome of described pre-year-by-year plan dump energy meets constraints 2. formula.

Wherein, in described step F, the monthly pre-point of result of described adjustment includes: each planning unit i in traversal E set Each month t of the m-12 month:

1) if planning unit i is that (i, t) beyond the rate of load condensate upper limit for R in the planned outcome of t month arrangementThen will meter Draw electricity by the power generation load rate upper limitAnd record adjustment electricity temp；Traveling through other month, lookup can be dissolved The month t ' of temp electricity；Generated energy ability can travel through residue planning unit j ∈ E from big to small according to remaining the t month, find energy Enough dissolve temp electricity, and the planning unit j of generation schedule can cut down the t ' moon, perform following operation:

R (i, t)=R (i, t)-tempR (i, t ')=R (i, t ')+temp

R (j, t)=R (j, t)+tempR (j, t ')=R (j, t ')-temp

R (i, t ') represents the unit i monthly plan value at t '；R (j, t ') represents the unit j monthly plan value at t '；

2) if planning unit i is that (i, t) beyond rate of load condensate lower limit for R ' in the planned outcome of t month arrangementLr(i t), then will Plan electricity increases to power generation load rate lower limitLr(i t), and records adjustment electricity temp；Traveling through other month, lookup can be cut Subtract follow-up month t ' of temp electricity；Travel through residue planning unit j ∈ E from big to small according to t month generating capacity, finding can Cut down temp electricity, and at the planning unit j of generation schedule that can dissolve by the t ' moon；Perform to operate as follows:

R (i, t)=R (i, t)-tempR (i, t ')=R (i, t ')+temp

R (j, t)=R (j, t)+tempR (j, t ')=R (j, t ')-temp

3) if the t monthly plan result R ' of unit i (i, t) beyond rate of load condensate bound retrain, then continue traversal, until All months of the m-12 month are traveled through.

Compared with the prior art, the present invention reaches to provide the benefit that:

1, the present invention provide etc. progress roll the implementation method of establishment monthly generation scheduling, in establishment time month monthly generating It is no longer limited to a time month month during plan, but is conceived to annual residue month, so permissible when arranging secondary monthly plan Make overall plans annual situation, more scientific and reasonable.

2, the present invention provide etc. progress roll establishment monthly generation scheduling implementation method, for the unit year that realizes a plan The progresses such as degree plan, take that to actually accomplish total amount, following power generation needs total amount and total system annual plan according to total system total Amount calculates the average regulation coefficient of annual plan of planning unit, adjustment unit annual plan electricity in proportion.

3, the present invention provide etc. progress roll establishment monthly generation scheduling implementation method, consider unit adjust the year after next It is calculated annual plan dump energy after degree plan electricity and the amount of actually accomplishing, divides in advance through annual plan dump energy, the moon Degree power generation needs leveling, annual plan dump energy leveling and rate of load condensate constraint adjust the scientific and reasonable arrangement of FOUR EASY STEPS time month meter Draw and follow-up month is pre-planned.

4, the present invention provide etc. progress roll establishment monthly generation scheduling implementation method, solve planning unit year Completion rate of the plan deviation problems of too, and the most effective.

Accompanying drawing explanation

Fig. 1 be the monthly generation scheduling that provides of the present invention etc. progress roll preparation method schematic flow sheet.

Detailed description of the invention

Below in conjunction with the accompanying drawings the detailed description of the invention of the present invention is described in further detail.

The present invention provide monthly generation scheduling etc. progress roll preparation method flow process as it is shown in figure 1, the method includes Following step:

A, determine generating plan model, establishment target and constraints；

(1) generating plan model includes:

1) arbitrary tracking planning unit is designated i, wherein i ∈ [1, N]；If the month of monthly generation scheduling to be worked out is secondary Month, i.e. the m month, follow-up arbitrary month is t ∈ [m, 12]；

2) calendar natural law monthly is D (t)；The tracking thermoelectricity power generation needs in secondary month and follow-up month is W (t), wherein W T () is according to whole society's tracking power consumption aggregate demand, it is considered to purchase between net/province sell, new and renewable sources of energy gives priority in arranging for meter Draw unit sent out plan electricity, throw annealing group of motors plan and give priority in arranging for all kinds of transaction (as entrust outer power transmission conclude the business, Generation Rights Trade electricity etc.) divide calculated tracking thermoelectricity planning unit generated energy demand after moon electricity；

3) the annual plan total amount of each planning unit is Ey (i), and planning unit i completed annual plan before the m month Generated energy is Ef (i)；

4) planning unit i the plan final result of t month arrangement be R (i, t), the rate of load condensate upper limit set asNegative Lotus rate lower limit isLr(i,t)；Planning unit i t month installed capacity be C (i, t)；All kinds of transaction of planning unit i are in the follow-up t month Transaction component be Eytd (i, t)；Planning unit i the t month maintenance, mediate and the natural law that is obstructed add up to Dc (i, t)；Dr(i,t) Represent consider planning unit unit maintenance, be obstructed and mediate after calculated for subsequent month planning unit monthly actual motion natural law, Dr (i,t)=D(t)-Dc(i,t)。

(2) establishment target:

When the monthly plan of the rolling establishment m month to December, if exceeded when planning unit does not exist adjustment annual plan The situation of its maximum generation ability, then planning unit year terminal hour annual plan completion rate deviation is identical, then establishment target is with following 1. formula represents:

$\frac{\underset{t=m}{\overset{t=12}{\mathrm{\Σ}}}R(i,t)+\mathrm{Ef}\left(i\right)}{\mathrm{Ey}\left(i\right)}=\frac{\underset{t=m}{\overset{t=12}{\mathrm{\Σ}}}R(j,t)+\mathrm{Ef}\left(j\right)}{\mathrm{Ey}\left(j\right)},i\≠j$ ①；

Wherein, i ∈ [1, N], j ∈ [1, N], N are planning unit sum.

(3) constraints:

This method mainly considers the constraint of hair electric equilibrium, considers the planning unit rate of load condensate of transaction point of follow-up month moon electricity Constraint.

The constraint of hair electric equilibrium refers to follow-up month, and planning unit plan electricity must is fulfilled for monthly tracking thermoelectricity and sends out The demand of electricity, represents by following 2. formula:

②；

Subsequent transaction divides the planning unit rate of load condensate constraint of moon electricity to refer to the plan for there is monthly transaction component Unit, all kinds of transaction electricity comprised in monthly plan electricity are preferential clearing, and monthly plan electricity must preferentially ensure this friendship Easily divide completing of moon electricity, represent by following 3. formula:

$\underset{\‾}{\mathrm{Lr}}(i,t)\≤\frac{R(i,t)+\mathrm{Eytd}(i,t)}{C(i,t)\×\mathrm{Dr}(i,t)\×24}\≤\stackrel{\‾}{\mathrm{Lr}}(i,t)$ ③；

For the planning unit not run the whole month, i.e. D (t)=Dc (i, t), thenLr(i, t) andIt is disposed as 0.

B, the calculating planning unit average regulation of annual plan electricity；

The average regulation of planning unit annual plan electricity represents by following 4. formula:

$\mathrm{\α}=\frac{\underset{t=m}{\overset{t=12}{\mathrm{\Σ}}}W\left(t\right)+\underset{i=1}{\overset{i=N}{\mathrm{\Σ}}}\mathrm{Ef}\left(i\right)}{\underset{i=1}{\overset{i=N}{\mathrm{\Σ}}}\mathrm{Ey}\left(i\right)}$ ④。

After C, judgement adjust in proportion, whether planning unit annual plan electricity exceedes its annual maximum generation ability；

Plan for adjustment unit annual plan electricity on year-on-year basis, and remain by calculating the annual plan residue month is to be allocated Electricity whether exceed unit follow-up month maximum can generated energy, verify in proportion adjust after annual plan the most exceeded its year Degree maximum generation ability,

Ey ' (i)=Ey (i) * α is 5.；

${\mathrm{Ey}}^{\′}\left(i\right)-\mathrm{Ef}\left(i\right)\≤\underset{t=m}{\overset{t=12}{\mathrm{\Σ}}}\mathrm{Dr}(i,t)*C(i,t)*24*\stackrel{\‾}{\mathrm{Lr}}(i,t)-\mathrm{Eytd}(i,t))$ ⑥；

Wherein: the annual plan total amount of each planning unit after Ey ' (i) expression adjustment in proportion.

If planning unit annual plan exceedes its annual maximum generation ability, then plan for adjustment unit year after adjusting in proportion Degree plan can generate electricity electricity sum for actually accomplishing electricity and residue month maximum, and fixing residue monthly plan is that monthly maximum can Generated energy, and 7. 8. recalculate with formula according to following formula planning unit average regulation α of annual plan electricity and time month and The tracking thermoelectricity power generation needs in follow-up month is W (t), if set E element number be N; perform step E, otherwise according to Following formula recalculates factor alpha and adjusts W (t):

$\mathrm{\α}=\frac{\underset{t=m}{\overset{t=12}{\mathrm{\Σ}}}W\left(t\right)-\underset{i\∉E}{\mathrm{\Σ}}({\mathrm{Ey}}^{\′}\left(i\right)-\mathrm{Ef}\left(i\right))+\underset{i\∈E}{\mathrm{\Σ}}\mathrm{Ef}\left(i\right)}{\underset{i\∈E}{\mathrm{\Σ}}\mathrm{Ey}\left(i\right)}$ ⑦；

$W\left(t\right)=W\left(t\right)-\underset{i\∉E}{\mathrm{\Σ}}(\mathrm{Dr}(i,t)*C(i,t)*24*\stackrel{\‾}{\mathrm{Lr}}(i,t)-\mathrm{Eytd}(i,t))$ ⑧；

Set E is defined as E={i | and 8. formula is set up }；

Directly it is set as maximum generating watt for being not belonging to gather the modular plan value of E, represents by following 9. formula:

$R(i,t)=\mathrm{Dr}(i,t)*C(i,t)*24*\stackrel{\‾}{\mathrm{Lr}}(i,t)-\mathrm{Eytd}(i,t),i\∉E$ ⑨。

If planning unit annual plan is not above its annual maximum generation ability after adjusting in proportion, carry out step D.

D, in proportion plan for adjustment unit year generation schedule electricity.

Ey ' (i)=Ey (i) * α

E, pre-year-by-year plan dump energy；

Pre-year-by-year plan dump energy comprises the steps:

A, year dump energy divide in advance；First arrange transaction component be Eytd (i, t), in combination with unit operation situation and send out After electrical demand, annual plan dump energy is arranged into follow-up month, represents by following 10. formula:

$\mathrm{Rh}(i,t)=\frac{W\left(t\right)\×(\mathrm{Dr}(i,t)-\frac{\mathrm{Eytd}(i,t)}{C(i,t)\×24})}{\underset{t=m}{\overset{t=12}{\mathrm{\Σ}}}(\mathrm{Dr}(i,t)-\frac{\mathrm{Eytd}(i,t)}{C(i,t)\×24})\×W\left(t\right)}\×({\mathrm{Ey}}^{\′}\left(i\right)-\mathrm{Ef}\left(i\right)),i\∈E$ ⑩；

Wherein: (i, after being intended to unit adjustment after t) representing consideration maintenance, monthly transaction electricity and power generation needs factor for Rh Annual plan dump energy carries out monthly decomposition result.

B, monthly plan result adjust balance；Electricity ratio plan for adjustment unit transverse decomposition result is divided in advance according to step a (i, t), to meet monthly power generation needs W (t), with following for RhFormula represents:

Wherein: (i t) represents pre-point of electricity Rh (i, t) ratio plan for adjustment unit longitudinal direction decomposition result to Rv；

Monthly plan result meets described constraints 2. formula.

C, annual plan adjust balance；Mathematically proveIt is apparent from, because Both withUnanimously.Due to month distributions such as different planning unit unit operation situations and transaction point moon electricity not exclusively Unanimously, causeThe most identical with Ey ' (i)-Ef (i), i ∈ E.The ratio predicted according to monthly power generation needs Calculating the electricity that each planning unit monthly needs to adjust, the described electricity monthly needing to adjust is with followingFormula represents:

Wherein: (i t) represents so that annual plan dump energy after residue month monthly plan summation and adjustment σ LeftEy ' (i) is identical and that be adjusted the monthly plan of every month difference；

LeftEy′(i)=Ey′(i)-Ef(i)

Longitudinal decomposition result is adjusted as follows: R (i, t)=Rv (and i, t)-σ (i, t), i ∈ E；

The planned outcome of pre-year-by-year plan dump energy meets constraints 2. formula.

F, adjust monthly pre-point of result；

Adjust monthly pre-point of result to include:

Each month t of the m-12 month of each planning unit i in traversal E set:

1) if planning unit i is that (i, t) beyond the rate of load condensate upper limit for R in the planned outcome of t month arrangementThen will meter Draw electricity by the power generation load rate upper limitAnd record adjustment electricity temp；Traveling through other month, lookup can be dissolved The month t ' of temp electricity；Generated energy ability can travel through residue planning unit j ∈ E from big to small according to remaining the t month, find energy Enough dissolve temp electricity, and the planning unit j of generation schedule can cut down the t ' moon, perform following operation:

R (i, t)=R (i, t)-tempR (i, t ')=R (i, t ')+temp

R (j, t)=R (j, t)+tempR (j, t ')=R (j, t ')-temp

R (i, t ') represents the unit i monthly plan value at t '；R (j, t ') represents the unit j monthly plan value at t '；

2) if planning unit i is that (i, t) beyond rate of load condensate lower limit for R ' in the planned outcome of t month arrangementLr(i t), then will Plan electricity increases to power generation load rate lower limitLr(i t), and records adjustment electricity temp；Traveling through other month, lookup can be cut Subtract follow-up month t ' of temp electricity；Travel through residue planning unit j ∈ E from big to small according to t month generating capacity, finding can Cut down temp electricity, and at the planning unit j of generation schedule that can dissolve by the t ' moon；Perform to operate as follows:

R (i, t)=R (i, t)-tempR (i, t ')=R (i, t ')+temp

R (j, t)=R (j, t)+tempR (j, t ')=R (j, t ')-temp

3) if the t monthly plan result R ' of unit i (i, t) beyond rate of load condensate bound retrain, then continue traversal, until All months of the m-12 month are traveled through.

The present invention provide etc. progress roll establishment monthly generation scheduling implementation method, work out monthly plan time not only It is confined to secondary month, but it is complete to combine the residue power generation needs in all months, unit operation situation and transaction point moon electricity arrangement The monthly generation schedulings in year all residue months, the so also follow-up institute of rolling amendment while establishment time month monthly generation scheduling Having the pre-planned of month, the planning influence factor being thus likely to occur future considers early.

In order to realize a plan, unit annual plan completion rate deviation is identical, adjusts unit annual plan electricity in proportion. Actually accomplish total amount, following power generation needs total amount and total system annual plan total amount according to total system and calculate the year of planning unit Plan average regulation coefficient, so achieve all planning unit annual plans under conditions of annual plan after completing to adjust The Synchronization Control of completion rate deviation (for except the planning unit that cannot adjust in proportion because of self generating scarce capacity).

Annual plan dump energy after adjusting according to unit, divides in advance through annual plan dump energy, monthly power generation needs Leveling, annual plan dump energy leveling and rate of load condensate constraint adjust the scientific and reasonable arrangement of FOUR EASY STEPS time monthly plan and follow-up Month is pre-planned.The method of the present invention can be in the hope of monthly generating of rational follow-up month meter in unit load rate restriction range Draw value, be simultaneously achieved the effective control to power plant's annual plan completion rate deviation.

Finally should be noted that: above example is only in order to illustrate that technical scheme is not intended to limit, to the greatest extent The present invention has been described in detail by pipe with reference to above-described embodiment, and those of ordinary skill in the field are it is understood that still The detailed description of the invention of the present invention can be modified or equivalent, and any without departing from spirit and scope of the invention Amendment or equivalent, it all should be contained in the middle of scope of the presently claimed invention.

Claims (5)

1. the progress such as a kind rolls the implementation method of establishment monthly generation scheduling, it is characterised in that under described implementation method includes State step:

A, determine generating plan model, establishment target and constraints；

B, the calculating planning unit average regulation of annual plan electricity；

After C, judgement adjust in proportion, whether planning unit annual plan electricity exceedes its annual maximum generation ability；

D, in proportion plan for adjustment unit year generation schedule electricity；

E, pre-year-by-year plan dump energy；

F, adjust monthly pre-point of result；

In described step A, described determine that generating plan model includes:

1) tracking planning unit is i, wherein i ∈ [1, N]；If the month of monthly generation scheduling to be worked out is secondary month, i.e. the m month, after Continuous arbitrary month is t ∈ [m, 12]；

2) calendar natural law monthly is D (t)；The tracking thermoelectricity power generation needs in secondary month and follow-up month is W (t), wherein W (t) For according to whole society's tracking power consumption aggregate demand, it is considered to purchase between net/province sell, the new and renewable sources of energy plan of giving priority in arranging for single The sent out plan electricity of unit, throw calculated tracking thermoelectricity plan after anneal group of motors plan and all kinds of transaction divide moon electricity Unit generated energy demand；

3) the annual plan total amount of each tracking planning unit is Ey (i), and tracking planning unit i completed year before the m month Plan generated energy is Ef (i)；

4) tracking planning unit i the plan final result of t month arrangement be R (i, t), the rate of load condensate upper limit set as Rate of load condensate lower limit isLr(i,t)；Tracking planning unit i t month installed capacity be C (i, t)；All kinds of friendships of tracking planning unit i Easily component of concluding the business the follow-up t month be Eytd (i, t)；Tracking planning unit i the t month maintenance, mediate and the natural law that is obstructed adds up to Dc(i,t)；Dr (i, t) represent consider planning unit unit maintenance, be obstructed and mediate after calculated for subsequent month planning unit monthly Actual motion natural law, and Dr (i, t)=D (t)-Dc (i, t)；

In described step B, the described tracking planning unit average regulation of annual plan electricity represents by following 4. formula:

$\mathrm{\α}=\frac{\underset{t=m}{\overset{t=12}{\Σ}}W\left(t\right)+\underset{i=1}{\overset{i=N}{\Σ}}Ef\left(i\right)}{\underset{i=1}{\overset{i=N}{\Σ}}Ey\left(i\right)}$ ④；

In described step C, plan for adjustment unit annual plan electricity in proportion, and by calculating in residue year to be allocated in month Degree plan dump energy whether exceed tracking planning unit follow-up month maximum can generated energy, 5. 6. judge with formula according to following formula In proportion adjust after tracking planning unit annual plan whether exceed its year maximum generation ability:

Ey'(i)=Ey (i) * α is 5.；

${\mathrm{Ey}}^{\′}\left(i\right)-Ef\left(i\right)\≤\underset{t=m}{\overset{t=12}{\Σ}}Dr(i,t)*C(i,t)*24*\stackrel{\‾}{Lr}(i,t)-Eytd(i,t)$ ⑥；

The annual plan total amount of each planning unit after wherein: Ey'(i) expression adjusts in proportion；

If tracking planning unit annual plan exceedes its annual maximum generation ability after adjusting in proportion, then adjust tracking plan list Unit's annual plan can generate electricity electricity sum for actually accomplishing electricity and residue month maximum, fixing remain monthly plan be monthly Greatly can generated energy, and 7. 8. recalculate arbitrary tracking planning unit average regulation of annual plan electricity with formula according to following formula α is W (t) with the tracking thermoelectricity power generation needs of secondary month and follow-up month:

$\mathrm{\α}=\frac{\underset{t=m}{\overset{t=12}{\Σ}}W\left(t\right)-\underset{i\∉E}{\Σ}\left({\mathrm{Ey}}^{\′}\right(i)-Ef(i\left)\right)+\underset{i\∈E}{\Σ}Ef\left(i\right)}{\underset{i\∈E}{\Σ}Ey\left(i\right)}$ ⑦；

$W\left(t\right)=W\left(t\right)-\underset{i\∉E}{\Σ}\left(Dr\right(i,t)*C(i,t)*24*\stackrel{\‾}{Lr}(i,t)-Eytd(i,t)$ ⑧；

Tracking planning unit set E is defined as Ε={ i | 8. formula set up }；

Directly it is set as maximum generating watt for being not belonging to gather the modular plan value of Ε, represents by following 9. formula:

$R(i,t)=Dr(i,t)*C(i,t)*24*\stackrel{\‾}{Lr}(i,t)-Eytd(i,t),i\∉E$ ⑨；

If tracking planning unit annual plan is not above its annual maximum generation ability after adjusting in proportion, carry out step D.

2. the progress such as claimed in claim 1 rolls the implementation method of establishment monthly generation scheduling, it is characterised in that described step In rapid A, when the monthly plan of the rolling establishment m month to December, if tracking planning unit does not exist during adjustment annual plan super Cross the situation of its maximum generation ability, then tracking planning unit year terminal hour annual plan completion rate deviation is identical, then work out target Represent by following 1. formula:

$\frac{\underset{t=m}{\overset{t=12}{\Σ}}R(i,t)+Ef\left(i\right)}{Ey\left(i\right)}=\frac{\underset{t=m}{\overset{t=12}{\Σ}}R(j,t)+Ef\left(j\right)}{Ey\left(j\right)},i\≠j$ ①；

Wherein, i ∈ [1, N], j ∈ [1, N], N are tracking planning unit sum.

3. the progress such as claimed in claim 1 rolls the implementation method of establishment monthly generation scheduling, it is characterised in that described step In rapid A, described constraints includes hair electric equilibrium constraints and the tracking planning unit of transaction point of follow-up month moon electricity Rate of load condensate retrains；

The constraint of described hair electric equilibrium refers to follow-up month, and tracking planning unit plan electricity must is fulfilled for monthly tracking fire The demand of electricity generated energy, represents by following 2. formula:

$W\left(t\right)=\underset{i=1}{\overset{i=N}{\Σ}}R(i,t),$ Right $\∀t\∈\[m,12\]$ ②；

Described subsequent transaction divides the tracking planning unit rate of load condensate constraint of moon electricity to refer to for there is monthly transaction component Planning unit, all kinds of transaction electricity comprised in monthly plan electricity are preferential clearing, and monthly plan electricity must preferentially ensure This transaction divides completing of moon electricity, represents by following 3. formula:

$\underset{\‾}{Lr}(i,t)\≤\frac{R(i,t)+Eytd(i,t)}{C(i,t)\×Dr(i,t)\×24}\≤\stackrel{\‾}{Lr}(i,t)$ ③；

For the tracking planning unit not run the whole month, i.e. D (t)=D c (i, t), thenLr(i, t) andIt is disposed as 0.

4. the progress such as claimed in claim 1 rolls the implementation method of establishment monthly generation scheduling, it is characterised in that described step In rapid E, pre-year-by-year plan dump energy comprises the steps:

A, year dump energy divide in advance；

B, monthly plan result adjust balance；

C, annual plan adjust balance；

In described step a, first arrange transaction component be Eytd (i, t), after unit operation situation and generated energy demand, Annual plan dump energy is arranged into follow-up month, represents by following 10. formula:

$Rh(i,t)=\frac{W\left(t\right)\×\left(Dr\right(i,t)-\frac{Eytd(i,t)}{C(i,t)\×24})}{\underset{t=m}{\overset{t=12}{\Σ}}\left(Dr\right(i,t)-\frac{Eytd(i,t)}{C(i,t)\×24})\×W\left(t\right)}\×\left({\mathrm{Ey}}^{\′}\right(i)-Ef(i\left)\right),i\∈E$ ⑩；

Wherein: (i is intended to after unit adjusts year to Rh after t) representing consideration maintenance, monthly transaction electricity and power generation needs factor Plan dump energy carries out monthly decomposition result；I is tracking planning unit, wherein i ∈ [1, N]；M is for waiting to work out monthly generating meter In the month drawn, the most secondary month, t was follow-up arbitrary month, t ∈ [m, 12]；W (t) sends out for the tracking thermoelectricity of secondary month and follow-up month Electricity demand, wherein W (t) is according to whole society's tracking power consumption aggregate demand, it is considered to purchase between net/province sell, new forms of energy and renewable energy Give priority in arranging for after the plan the sent out electricity of planning unit, throwing annealing group of motors plan and all kinds of transaction divide moon electricity and calculate in source The tracking thermoelectricity planning unit generated energy demand arrived；Ef (i) is that tracking planning unit i completed annual plan before the m month and sends out Electricity；(i is t) that tracking planning unit i is in t month installed capacity to C；(i t) represents consideration arbitrary tracking planning unit unit inspection to Dr Calculated for subsequent month tracking planning unit monthly actual motion natural law after repairing, be obstructed and mediating, Dr (i, t)=D (t)-Dc (i, t)；Dc (i, t) be tracking planning unit i the t month maintenance, mediate and the natural law that is obstructed amounts to；D (t) is calendar natural law monthly； (i is t) that all kinds of transaction of tracking planning unit i are at component of concluding the business the follow-up t month to Eytd；Ey'(i) after expression adjusts in proportion often The annual plan total amount of individual planning unit；E is tracking planning unit set；

In described step b, divide electricity ratio to adjust horizontal decomposition result Rh of tracking planning unit in advance (i, t), with full according to step a Mature degree power generation needs W (t), with followingFormula represents:

$Rv(i,t)=Rh(i,t)\×\frac{W\left(t\right)}{\underset{i\∈E}{\Σ}Rh(i,t)}$

Wherein: (i t) represents that (i, t) ratio adjusts tracking planning unit longitudinal direction decomposition result to pre-point of electricity Rh to Rv；

Described monthly plan result meets described constraints 2. formula, i.e.Right

In described step c, the ratio predicted according to monthly power generation needs calculates each tracking planning unit monthly needs adjustment Electricity, the described electricity monthly needing to adjust is with followingFormula represents:

$\mathrm{\σ}(i,t)=\frac{\underset{t=m}{\overset{t=12}{\Σ}}Rv(i,t)-{\mathrm{LeftEy}}^{\′}\left(i\right)}{\underset{t=m}{\overset{t=12}{\Σ}}W\left(t\right)}\×W\left(t\right),i\∈E$

Wherein: (i t) represents so that annual plan dump energy after residue month monthly plan summation and adjustment σ LeftEy'(i) identical and that the monthly plan of every month is adjusted difference；

LeftEy'(i)=Ey'(i)-Ef (i)；

Longitudinal decomposition result is adjusted as follows: R (i, t)=Rv (and i, t)-σ (i, t), i ∈ Ε；

The planned outcome of described pre-year-by-year plan dump energy meets constraints 2. formula；That is:

$W\left(t\right)=\underset{i=1}{\overset{i=N}{\Σ}}R(i,t),$ Right $\∀t\∈\[m,12\];$

Wherein: i is tracking planning unit, wherein i ∈ [1, N]；M is the month of monthly generation scheduling to be worked out, the most secondary month, and t is Follow-up arbitrary month, t ∈ [m, 12]；W (t) is secondary month and the tracking thermoelectricity power generation needs in follow-up month, and wherein W (t) is root According to whole society's tracking power consumption aggregate demand, it is considered to purchase between net/province sell, new and renewable sources of energy gives priority in arranging for planning unit Calculated tracking thermoelectricity planning unit after plan electricity, throwing annealing group of motors plan and all kinds of transaction divide moon electricity can be sent out Generated energy demand；Ef (i) is that tracking planning unit i completed annual plan generated energy before the m month；Ey'(i) represent in proportion The annual plan total amount of each planning unit after adjustment；E is tracking planning unit set；Rv (i, t) represent pre-point of electricity Rh (i, T) ratio adjusts tracking planning unit longitudinal direction decomposition result.

5. the progress such as claimed in claim 1 rolls the implementation method of establishment monthly generation scheduling, it is characterised in that described step In rapid F, the monthly pre-point of result of described adjustment includes: the m-12 month of each tracking planning unit i in traversal Ε set each Month t:

1) if tracking planning unit i is that (i, t) beyond the rate of load condensate upper limit for R in the planned outcome of t month arrangementThen will meter Draw electricity by the power generation load rate upper limitAnd record adjustment electricity temp；Traveling through other month, lookup can be dissolved The month t' of temp electricity；Travel through residue planning unit j ∈ Ε according to t month surplus generation ability from big to small, find energy Enough dissolve temp electricity, and the tracking planning unit j of generation schedule can cut down the t' month, perform following operation:

R (i, t)=R (i, t)-tempR (i, t')=R (i, t')+temp

R (j, t)=R (j, t)+tempR (j, t')=R (j, t')-temp

R (i, t') represents the tracking planning unit i monthly plan value at t'；R (j, t') represents the tracking planning unit j moon at t' Degree planned value；

2) if tracking planning unit i is R'(i in the planned outcome of t month arrangement, t) beyond rate of load condensate lower limitLr(i t), then will Plan electricity increases to power generation load rate lower limitLr(i t), and records adjustment electricity temp；Traveling through other month, lookup can be cut Subtract follow-up month t' of temp electricity；Travel through residue tracking planning unit j ∈ Ε according to t month generating capacity from big to small, search To cutting down temp electricity, and at the tracking planning unit j of generation schedule that can dissolve the t' month；Perform to operate as follows:

R (i, t)=R (i, t)-tempR (i, t')=R (i, t')+temp

R (j, t)=R (j, t)+tempR (j, t')=R (j, t')-temp

3) if t monthly plan result R'(i of tracking planning unit i, t) do not retrain beyond rate of load condensate bound, then continue traversal, Until having traveled through all months of the m-12 month；E is tracking planning unit set.