CN105117590A - Initiative declaration based electricity charge calculation method for multi-user non-intelligent electric meter of user side - Google Patents

Abstract

An initiative declaration based electricity charge calculation method for a multi-user non-intelligent electric meter of a user side relates to the technical field of electric systems and solves the technical problem of high user cost. According to the method, actual total electricity utilization kilowatt hours of the electric user side within a charging cycle are calculated first, then actual generation demand contribution values of all users of the electric user side are calculated, further demand electricity costs of all the users of the electric user side are calculated, and further the total electricity cost of all the users of the electric user side is calculated. The method provided by the method is suitable for load demand management of the multi-user electric user side.

Description

Based on the non intelligent ammeter electric charge calculating method of user side multi-user initiatively declared

Technical field

The present invention relates to power system technology, particularly relating to a kind of technology of the non intelligent ammeter electric charge calculating method of user side multi-user based on initiatively declaring.

Background technology

User side energy management system is responsible for the confession distribution of distribution user, and a usual user side energy management system comprises the some clients kept separate accounts economically, power administration and client is played to the effect of forming a connecting link.

Power grid user collects electricity charge use to user side, and then user side collects the electricity charge to administrative user.Each user has independently metering ammeter.Electric supply meter is divided into usually: Real-time Collection at times electric degree and maximum demand intelligent electric meter, can only the non intelligent ammeter of metering cycle electric degree.When being only provided with non intelligent watt-hour meter to all users of user side, be difficult to the requirement expense calculating user, the method adopting electric degree number to divide is unfavorable for the reduction of requirement expense.

Electric supply meter is generally divided into two kinds, and a kind of is the intelligent electric meter of Real-time Collection electric degree and maximum demand at times, and another kind is can only the non intelligent ammeter of metering cycle electric degree.For the user of non intelligent ammeter, adopt and initiatively declare user power utilization amount to calculate electric degree expense, the Peak power use amount of many clients can be reduced, reduce rush hour simultaneously, positive guide client initiatively can reduce requirement, reduce peak load, save electric cost, but also there is no the non intelligent ammeter electric charge calculating method of effective multi-user at present.

Summary of the invention

For the defect existed in above-mentioned prior art, technical matters to be solved by this invention is to provide a kind of non intelligent ammeter electric charge calculating method of user side multi-user declared based on active saving user cost.

In order to solve the problems of the technologies described above, a kind of non intelligent ammeter electric charge calculating method of user side multi-user based on initiatively declaring provided by the present invention, it is characterized in that, concrete steps are as follows:

1) calculate the actual electricity consumption total number of degrees of power consumer end in metering period, specific formula for calculation is:

$Cwall=\underset{j=1}{\overset{n}{\Σ}}Cw\left(j\right)$

Wherein, Cwall is the actual electricity consumption total number of degrees of power consumer end in metering period, the actual electricity consumption number of degrees of the jth user that Cw (j) is power consumer end in metering period, and n is the number of users of power consumer end;

2) calculate the actual generation requirement contribution margin of all users of power consumer end, specific formula for calculation is:

$Fq=Cwall/\underset{j=1}{\overset{n}{\Σ}}R\left(j\right)$

λ＝int(Fq+2)

If Fq × R (j) > Cw (j), then M (j)=Fq × R (j);

If Fq × R (j)≤Cw (j), then M (j)=Fq × R (j)+λ × (Cw (j)-Fq × R (j));

Wherein, the actual generation requirement contribution margin of the jth user that M (j) is power consumer end, the electricity consumption number of degrees declared value of the jth user that R (j) is power consumer end, λ is the dynamic penalty factor, and int () is bracket function;

3) calculate the demand tariff expense of all users of power consumer end, specific formula for calculation is:

$Cb\left(j\right)=Bill\×M\left(j\right)/\underset{j=1}{\overset{n}{\Σ}}M\left(j\right)$

Wherein, the demand tariff expense of the jth user that Cb (j) is power consumer end, Bill is the requirement total expenses that power consumer end occurs in metering period;

4) calculate total electricity price expense of all users of power consumer end, specific formula for calculation is:

LD(j)＝Cbw(j)+Cb(j)

$Cbw\left(j\right)=bill2\×W\left(j\right)/\underset{j=1}{\overset{n}{\Σ}}W\left(j\right)$

Wherein, total electricity price expense of the jth user that LD (j) is power consumer end, the electric degree computational costs of the jth user that Cbw (j) is power consumer end, bill2 is the electric degree expense of power consumer end, the electric degree number of the jth user that W (j) is power consumer end.

The non intelligent ammeter electric charge calculating method of user side multi-user based on initiatively declaring provided by the invention; the power consumption of the actual generation of user of the power consumption declared of user and user side and requirement expense is adopted to combine method; carry out expense allocation; user can be effectively guided to reduce user side requirement; protection customer charge demand, rationally saves user cost.

Accompanying drawing explanation

Fig. 1 is the process flow diagram based on the non intelligent ammeter electric charge calculating method of user side multi-user initiatively declared of the embodiment of the present invention.

Embodiment

Illustrate below in conjunction with accompanying drawing and embodiments of the invention are described in further detail; but the present embodiment is not limited to the present invention; every employing analog structure of the present invention and similar change thereof, all should list protection scope of the present invention in, the pause mark in the present invention all represent and relation.

As shown in Figure 1, a kind of non intelligent ammeter electric charge calculating method of user side multi-user based on initiatively declaring that the embodiment of the present invention provides, it is characterized in that, concrete steps are as follows:

1) calculate the actual electricity consumption total number of degrees of power consumer end in metering period, specific formula for calculation is:

$Cwall=\underset{j=1}{\overset{n}{\Σ}}Cw\left(j\right)$

Wherein, Cwall is the actual electricity consumption total number of degrees of power consumer end in metering period, the actual electricity consumption number of degrees of the jth user that Cw (j) is power consumer end in metering period, and n is the number of users of power consumer end;

2) calculate the actual generation requirement contribution margin of all users of power consumer end, specific formula for calculation is:

$Fq=Cwall/\underset{j=1}{\overset{n}{\Σ}}R\left(j\right)$

λ＝int(Fq+2)

If Fq × R (j) > Cw (j), then M (j)=Fq × R (j);

If Fq × R (j)≤Cw (j), then M (j)=Fq × R (j)+λ × (Cw (j)-Fq × R (j));

Wherein, the actual generation requirement contribution margin of the jth user that M (j) is power consumer end, the electricity consumption number of degrees declared value of the jth user that R (j) is power consumer end, λ is the dynamic penalty factor, and int () is bracket function;

3) calculate the demand tariff expense of all users of power consumer end, specific formula for calculation is:

$Cb\left(j\right)=Bill\×M\left(j\right)/\underset{j=1}{\overset{n}{\Σ}}M\left(j\right)$

Wherein, the demand tariff expense of the jth user that Cb (j) is power consumer end, Bill is the requirement total expenses that power consumer end occurs in metering period;

4) calculate total electricity price expense of all users of power consumer end, specific formula for calculation is:

LD(j)＝Cbw(j)+Cb(j)

$Cbw\left(j\right)=bill2\×W\left(j\right)/\underset{j=1}{\overset{n}{\Σ}}W\left(j\right)$

Wherein, total electricity price expense of the jth user that LD (j) is power consumer end, the electric degree computational costs of the jth user that Cbw (j) is power consumer end, bill2 is the electric degree expense of power consumer end, the electric degree number of the jth user that W (j) is power consumer end.

In the embodiment of the present invention, Cw (j), bill2, W (j) can obtain from energy management system.

Claims (1)

1., based on the non intelligent ammeter electric charge calculating method of user side multi-user initiatively declared, it is characterized in that, concrete steps are as follows:

1) calculate the actual electricity consumption total number of degrees of power consumer end in metering period, specific formula for calculation is:

$Cwall=\underset{j=1}{\overset{n}{\Σ}}Cw\left(j\right)$

Wherein, Cwall is the actual electricity consumption total number of degrees of power consumer end in metering period, the actual electricity consumption number of degrees of the jth user that Cw (j) is power consumer end in metering period, and n is the number of users of power consumer end;

2) calculate the actual generation requirement contribution margin of all users of power consumer end, specific formula for calculation is:

$Fq=Cwall/\underset{j=1}{\overset{n}{\Σ}}R\left(j\right)$

λ＝int(Fq+2)

If Fq × R (j) > Cw (j), then M (j)=Fq × R (j);

If Fq × R (j)≤Cw (j), then M (j)=Fq × R (j)+λ × (Cw (j)-Fq × R (j));

Wherein, the actual generation requirement contribution margin of the jth user that M (j) is power consumer end, the electricity consumption number of degrees declared value of the jth user that R (j) is power consumer end, λ is the dynamic penalty factor, and int () is bracket function;

3) calculate the demand tariff expense of all users of power consumer end, specific formula for calculation is:

$Cb\left(j\right)=Bill\×M\left(j\right)/\underset{j=1}{\overset{n}{\Σ}}M\left(j\right)$

Wherein, the demand tariff expense of the jth user that Cb (j) is power consumer end, Bill is the requirement total expenses that power consumer end occurs in metering period;

4) calculate total electricity price expense of all users of power consumer end, specific formula for calculation is:

LD(j)＝Cbw(j)+Cb(j)

$Cbw\left(j\right)=bill2\×W\left(j\right)/\underset{j=1}{\overset{n}{\Σ}}W\left(j\right)$

Wherein, total electricity price expense of the jth user that LD (j) is power consumer end, the electric degree computational costs of the jth user that Cbw (j) is power consumer end, bill2 is the electric degree expense of power consumer end, the electric degree number of the jth user that W (j) is power consumer end.