CN103632024A - Determination method and device for form of electric transmission line - Google Patents
Determination method and device for form of electric transmission line Download PDFInfo
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Abstract
The invention discloses a determination method and device for the form of an electric transmission line. The determination method includes the steps that a first parameter is obtained, wherein the first parameter is the factor influencing the electric transmission line; a first preset algorithm is adopted to estimate the first parameter and obtain a first value corresponding to the first parameter; a second preset algorithm is adopted to estimate the first parameter and obtain a second value corresponding to the first parameter; the absolute value of the difference value is compared with the first preset value; the form of the electric transmission line is determined to be an overhead form when the absolute value of the difference value is compared to be larger than the first preset value and the first value is larger than the second value; the form of the electric transmission line is determined to be a cable form when the absolute value of the difference value is compared to be larger than the first preset value and the first value is smaller than the second value. According to the determination method, the problem that the form of the electric transmission line can not be determined quantificationally in the prior art is solved, and the effects of improving the reliability of the electric transmission line and reducing cost waste rate are achieved.
Description
Technical field
The present invention relates to field of power, in particular to a kind of definite method and apparatus of transmission line of electricity form.
Background technology
Be accompanied by the problem that high-tension cable construction causes, bring new choice to electric power enterprise decision maker, determine the form of setting up (built on stilts or cable) of high-tension line; For this situation, each place electric power enterprise is formulated engineering philosophy one after another, defines service condition and the environment of Voltage Cable Lines Construction.From provincial cities power network planning principle, it seems, the guiding theory of existing discrimination principle and standard is mostly the qualitative principle of " first city high-voltage electric power circuit construction considers government decision; government does not have clearly must build the region of cable; take and make somebody a mere figurehead as main; in the time of cannot adopting pole line; consider cable line again ", and the initial stage that these principles and thought are introduced in Voltage Cable Lines Construction provides certain directive function, the blindness of having avoided high-voltage electric power circuit to build for electric power enterprise decision-making.
But the develop rapidly along with China's urban construction, national power constantly strengthens, it will be more and more higher that the view of urban construction is required, the national economic development simultaneously requires day by day to improve to electric power facility power supply reliability, to continue to increase future to the demand of Voltage Cable Lines Construction, power network planning qualitative principle in provincial cities can not meet power transmission and distribution development to the reliability of transmission line of electricity, economy and the composite request coordinated mutually with society, cannot adapt to economic development needs fast in country's future, and can not take into account long-range.On above-mentioned qualitative guiding principle basis, just need clear and definite criterion, the discrimination principle of quantitative, for electric power enterprise sets up at high-tension line in the selection of form, provide decision-making foundation more scientific, reasonable, operability, make the reliability of high-tension electricity power transmission and distribution and economy obtain Reliable guarantee.At present, nationwide there is no feasible technical scheme for overhead transmission line and cable line difference and quality technically and economically, causes when the form of transmission line of electricity is determined and cannot quantitatively determine.
For cannot quantitatively determining the problem of transmission line of electricity form in correlation technique, effective solution is not yet proposed at present.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of definite method and apparatus of transmission line of electricity form, to solve in prior art, cannot quantitatively determine the problem of transmission line of electricity form.
To achieve these goals, according to an aspect of the present invention, provide a kind of definite method of transmission line of electricity form, transmission line of electricity form comprises built on stilts form and cable form, wherein, the method for determining comprises: obtain the first parameter, the first parameter is for affecting the factor of transmission line of electricity; Adopt the first preset algorithm to assess the first parameter, obtain the first score value corresponding to the first parameter, wherein, the first preset algorithm is the score value in the transmission line of electricity of built on stilts form for assessment of the first parameter; Adopt the second preset algorithm to assess the first parameter, obtain the second score value corresponding to the first parameter, wherein, the second preset algorithm is the score value in the transmission line of electricity of cable form for assessment of the first parameter; Relatively the absolute value of difference and first is preset the size of score value, and wherein, difference is the poor of the first score value and the second score value; At the absolute value that compares difference, be greater than the first default score value, and the first score value is while being greater than the second score value, the form of determining transmission line of electricity is built on stilts form; And be greater than the first default score value at the absolute value that compares difference, and the first score value is while being less than the second score value, and the form of determining transmission line of electricity is cable form.
Further, the first parameter comprises environmental parameter and cost parameter, wherein, adopts the first preset algorithm to assess the first parameter, obtaining the first score value corresponding to the first parameter comprises: adopt the first preset algorithm to assess environmental parameter, obtain the first score value corresponding to environmental parameter; Adopt the first preset algorithm to assess cost parameter, obtain the first score value that cost parameter is corresponding; And the first score value first score value sum corresponding with cost parameter corresponding to computing environment parameter, obtain the first score value, adopt the second preset algorithm to assess the first parameter, obtaining the second score value corresponding to the first parameter comprises: adopt the second preset algorithm to assess environmental parameter, obtain the second score value corresponding to environmental parameter; Adopt the second preset algorithm to assess cost parameter, obtain the second score value that cost parameter is corresponding; And the second score value second score value sum corresponding with cost parameter corresponding to computing environment parameter, obtain the second score value.
Further, the first preset algorithm and the second preset algorithm one of include in following algorithm at least: scale-up factor method, grade classification method, factor successive subtraction method and critical value method, wherein, after obtaining the first parameter, the method for determining also comprises: from default table, obtain the interval that the first parameter is positioned at; And determine that the algorithm corresponding with the interval getting is the first preset algorithm and the second preset algorithm, wherein, scale-up factor method is corresponding with the first interval in default table, corresponding between grade classification method and Second Region in default table, factor successive subtraction method is corresponding with the 3rd interval in default table, the 4th interval corresponding with default table of critical value method, between the first interval, Second Region, the 3rd interval and the 4th interval be not identical interval mutually.
Further, adoption rate Y-factor method Y is assessed and is comprised the first parameter: by following formula, obtain the first score value A:A=10/K+1 corresponding to the first parameter; And obtain the second score value B:B=10K/K+1 corresponding to the first parameter by following formula, and wherein, the scale-up factor of K for obtaining according to the first parameter.
Further, adopt grade classification method that the first parameter is assessed and comprised: to determine that the second score value corresponding to the first parameter is the second default score value; Receive user instruction; In default table, search the score value corresponding with user instruction; And determine that the first score value corresponding to the first parameter is the score value finding.
Further, adopting factor successive subtraction method is assessed and is comprised the first parameter: the corresponding score value in interval that Search and acquirement arrives; And determine that corresponding the first score value and the second score value of the first parameter is the score value finding.
Further, the first parameter comprises the actual fed capacity of transmission line of electricity, wherein, adopts critical value method that actual fed capacity is assessed and comprised: judging whether actual fed capacity is greater than the maximum of cable form circuit can transmission capacity; Be greater than maximum can transmission capacity time judging actual fed capacity, determine that the first score value that actual fed capacity is corresponding is the second default score value, determine that the second score value that actual fed capacity is corresponding is zero; And be less than or equal to maximum can transmission capacity time judging actual fed capacity, determine that the first score value and the second score value that actual fed capacity is corresponding are the second default score value.
To achieve these goals, according to a further aspect in the invention, a kind of determining device of transmission line of electricity form is provided, the form of transmission line of electricity comprises built on stilts form and cable form, wherein, determining device comprises: acquiring unit, and for obtaining the first parameter, the first parameter is for affecting the factor parameter of transmission line of electricity; The first assessment unit, for adopting the first preset algorithm to assess the first parameter, obtains the first score value corresponding to the first parameter, and wherein, the first preset algorithm is the score value in the transmission line of electricity of built on stilts form for assessment of the first parameter; The second assessment unit, for adopting the second preset algorithm to assess the first parameter, obtains the second score value corresponding to the first parameter, and wherein, the second preset algorithm is the score value in the transmission line of electricity of cable form for assessment of the first parameter; Comparing unit, for comparing the size of absolute value and the first default score value of difference, wherein, difference is the poor of the first score value and the second score value; The first determining unit, is greater than the first default score value for the absolute value comparing difference, and the first score value is while being greater than the second score value, and the form of determining transmission line of electricity is built on stilts form; And second determining unit, for the absolute value comparing difference, be greater than the first default score value, and the first score value being while being less than the second score value, the form of determining transmission line of electricity is cable form.
Further, the first parameter comprises environmental parameter and cost parameter, and wherein, the first assessment unit comprises: the first assessment subelement, for adopting the first preset algorithm to assess environmental parameter, obtains the first score value corresponding to environmental parameter; The second assessment subelement, for adopting the first preset algorithm to assess cost parameter, obtains the first score value that cost parameter is corresponding; And first computation subunit, for the first score value first score value sum corresponding with cost parameter corresponding to computing environment parameter, obtain the first score value, the second assessment unit comprises: the 3rd assessment subelement, be used for adopting the second preset algorithm to assess environmental parameter, obtain the second score value corresponding to environmental parameter; The 4th assessment subelement, for adopting the second preset algorithm to assess cost parameter, obtains the second score value that cost parameter is corresponding; And second computation subunit, for the second score value corresponding to the computing environment parameter second score value sum corresponding with cost parameter, obtain the second score value.
By the present invention, adopt and obtain the first parameter, the first parameter is for affecting the factor of transmission line of electricity; Adopt the first preset algorithm to assess the first parameter, obtain the first score value corresponding to the first parameter, wherein, the first preset algorithm is the score value in the transmission line of electricity of built on stilts form for assessment of the first parameter; Adopt the second preset algorithm to assess the first parameter, obtain the second score value corresponding to the first parameter, wherein, the second preset algorithm is the score value in the transmission line of electricity of cable form for assessment of the first parameter; Relatively the absolute value of difference and first is preset the size of score value, and wherein, difference is the poor of the first score value and the second score value; At the absolute value that compares difference, be greater than the first default score value, and the first score value is while being greater than the second score value, the form of determining transmission line of electricity is built on stilts form; And be greater than the first default score value at the absolute value that compares difference, and the first score value is while being less than the second score value, and the form of determining transmission line of electricity is cable form.By the factor parameter that affects transmission line of electricity is assessed respectively in the built on stilts transmission line of electricity of form and the transmission line of electricity of cable form, having realized quantitative test affects the factor parameter of transmission line of electricity, and then based on quantitative analysis results, determine the form of transmission line of electricity, avoided applying in operation because blindly carrying out transmission line of electricity sets up the waste of caused cost, solved in prior art and cannot quantitatively determine the problem of transmission line of electricity form, reached improve transmission line of electricity reliability, reduce costs the effect of waste rate.
Accompanying drawing explanation
The accompanying drawing that forms the application's a part is used to provide a further understanding of the present invention, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is according to the schematic diagram of the determining device of the embodiment of the present invention;
Fig. 2 is according to the process flow diagram of definite method of the embodiment of the present invention;
Fig. 3 is the level division figure according to the environmental parameter of the embodiment of the present invention;
Fig. 4 is according to the schematic diagram of the whole life cycle engineering cost management of the embodiment of the present invention; And
Fig. 5 is according to the cost division figure in each stage in the work transmission line life cycle of the embodiment of the present invention.
Embodiment
It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
The embodiment of the present invention provides a kind of determining device of transmission line of electricity form, below the determining device of transmission line of electricity that the embodiment of the present invention is provided be specifically introduced:
Fig. 1 is according to the schematic diagram of the determining device of the transmission line of electricity form of the embodiment of the present invention, as shown in Figure 1, the determining device of this embodiment comprises acquiring unit 10, the first assessment unit 20, the second assessment unit 30, comparing unit 40, the first determining unit 50 and the second determining unit 60.
Particularly, at power domain, carry out the form that high-tension line sets up adopted transmission line of electricity and be generally built on stilts form or cable form, acquiring unit 10 in the determining device of the embodiment of the present invention is for obtaining the various factors parameter (hereinafter referred to as the first parameter) that affects transmission line of electricity and set up, the first assessment unit 20 is connected with acquiring unit 10, be used for adopting the first preset algorithm to assess the first parameter, obtain the first score value corresponding to the first parameter, wherein, the first preset algorithm is default assessment algorithm in the first assessment unit 20 of determining device, it is the score value in the transmission line of electricity of built on stilts form mainly for assessment of the first parameter, the second assessment unit 30 is also connected with acquiring unit 10, be used for adopting the second preset algorithm to assess the first parameter, obtain the second score value corresponding to the first parameter, wherein, the second preset algorithm is default assessment algorithm in the second assessment unit 30 of determining device, and it is the score value in the transmission line of electricity of cable form mainly for assessment of the first parameter, comparing unit 40 is all connected with the second assessment unit 30 with the first assessment unit 20, and for comparing the magnitude relationship of absolute value and the first default score value of difference, wherein, difference refers to the poor of the first score value and the second score value, the first determining unit 50 is connected with comparing unit 40, and the absolute value that compares difference when comparing unit 40 is greater than the first default score value, and the first score value is while being greater than the second score value, and the form of determining transmission lines of electricity by the first determining unit 50 is built on stilts form, the second determining unit 60 is also connected with comparing unit 40, and the absolute value that compares difference when comparing unit 40 is greater than the first default score value, and the first score value is while being less than the second score value, and the form of determining transmission lines of electricity by the second determining unit 60 is built on stilts form.Wherein, if comparing unit 40 compares the absolute value of difference, be less than the first default score value, the form that can select according to actual needs transmission line of electricity is built on stilts form or cable form.
The determining device of the embodiment of the present invention by assessing the factor parameter that affects transmission line of electricity respectively in the built on stilts transmission line of electricity of form and the transmission line of electricity of cable form, having realized quantitative test affects the factor parameter of transmission line of electricity, and then based on quantitative analysis results, determine the form of transmission line of electricity, avoided applying in operation because blindly carrying out transmission line of electricity sets up the waste of caused cost, solved in prior art and cannot quantitatively determine the problem of transmission line of electricity form, reached improve transmission line of electricity reliability, reduce costs the effect of waste rate.
Wherein, affect the various factors parameter that transmission line of electricity sets up and mainly can be divided into environmental parameter and the large class of cost parameter two,, the first parameter comprises environmental parameter and cost parameter, the first assessment unit 20 and the second assessment unit 30 all can be realized the assessment to the first parameter by included separately subelement, particularly, the first assessment unit 20 comprises the first assessment subelement, the second assessment subelement and the first computation subunit, the first assessment subelement is used for adopting the first preset algorithm to assess environmental parameter, obtains the first score value corresponding to environmental parameter; The second assessment subelement is used for adopting the first preset algorithm to assess cost parameter, obtains the first score value that cost parameter is corresponding; The first computation subunit, for the first score value first score value sum corresponding with cost parameter corresponding to computing environment parameter, obtains the first score value; The second assessment unit 30 comprises the 3rd assessment subelement, the 4th assessment subelement and the second computation subunit, and the 3rd assessment subelement is used for adopting the second preset algorithm to assess environmental parameter, obtains the second score value corresponding to environmental parameter; The 4th assessment subelement is used for adopting the second preset algorithm to assess cost parameter, obtains the second score value that cost parameter is corresponding; The second computation subunit, for the second score value corresponding to the computing environment parameter second score value sum corresponding with cost parameter, obtains the second score value.
The embodiment of the present invention also provides a kind of definite method of transmission line of electricity form, this determining device of determining any transmission line of electricity form that method can provide by embodiment of the present invention foregoing is carried out, below definite method of transmission line of electricity form that the embodiment of the present invention is provided be specifically addressed:
Fig. 2 is according to the process flow diagram of definite method of the embodiment of the present invention, and as shown in Figure 2, this determines that method comprises the steps that S202 is to step S212:
S202: obtain the various factors parameter (hereinafter referred to as the first parameter) that affects transmission line of electricity and set up;
S204: adopt the first preset algorithm to assess the first parameter, obtain the first score value corresponding to the first parameter, wherein, the first preset algorithm is the algorithm prestoring, it is the score value in the transmission line of electricity of built on stilts form mainly for assessment of the first parameter;
S206: adopt the second preset algorithm to assess the first parameter, obtain the second score value corresponding to the first parameter, wherein, the second preset algorithm is similarly the algorithm prestoring, and it is the score value in the transmission line of electricity of cable form mainly for assessment of the first parameter;
S208: the size of the absolute value of difference and the first default score value relatively, wherein, difference is the poor of the first score value and the second score value, be greater than first and preset score value, and the first score value is while being greater than the second score value, performs step S210 when comparing the absolute value of difference; When comparing the absolute value of difference, be greater than the first default score value, and the first score value is while being less than the second score value, execution step S212.
S210: the form of determining transmission line of electricity is built on stilts form;
S212: the form of determining transmission line of electricity is cable form.
Definite method of the embodiment of the present invention by assessing the factor parameter that affects transmission line of electricity respectively in the built on stilts transmission line of electricity of form and the transmission line of electricity of cable form, having realized quantitative test affects the factor parameter of transmission line of electricity, and then based on quantitative analysis results, determine the form of transmission line of electricity, avoided applying in operation because blindly carrying out transmission line of electricity sets up the waste of caused cost, solved in prior art and cannot quantitatively determine the problem of transmission line of electricity form, reached improve transmission line of electricity reliability, reduce costs the effect of waste rate.
Wherein, the absolute value that compares difference is less than the first default score value, and the form that can select according to actual needs transmission line of electricity is built on stilts form or cable form.
Further, in field of power, affect the various factors parameter that transmission line of electricity sets up and mainly can be divided into environmental parameter and the large class of cost parameter two, that is, the first parameter comprises environmental parameter and cost parameter.Step S204 can be divided into: adopt the first preset algorithm to assess environmental parameter, obtain the first score value corresponding to environmental parameter; Adopt the first preset algorithm to assess cost parameter, obtain the first score value that cost parameter is corresponding; Then the first score value first score value sum corresponding with cost parameter corresponding to computing environment parameter, obtains the first score value.Step S206 can be divided into: adopt the second preset algorithm to assess environmental parameter, obtain the second score value corresponding to environmental parameter; Adopt the second preset algorithm to assess cost parameter, obtain the second score value that cost parameter is corresponding; Then the second score value second score value sum corresponding with cost parameter corresponding to computing environment parameter, obtains the second score value.
Below respectively from environmental parameter being assessed and cost parameter being assessed to definite method that two aspects illustrate the embodiment of the present invention:
Particularly, adopt the first preset algorithm to assess and refer to the score value of Evaluation Environment parameter in the transmission line of electricity of built on stilts form environmental parameter, adopt the second preset algorithm to assess and refer to the score value of Evaluation Environment parameter in the transmission line of electricity of cable form environmental parameter.Definite method of the embodiment of the present invention is the score value in the transmission line of electricity of built on stilts form to environmental parameter, and the score value in the transmission line of electricity of cable form is when assess, proposed in conjunction with city ultra-high-tension power transmission line feature, the influence factor of analyzing influence transmission line construction and every performance assessment criteria, adopt " analytical hierarchy process " to differentiate assessment to each layer of index in environmental parameter, Fig. 3 is the level division figure according to the environmental parameter of the embodiment of the present invention, as shown in Figure 3, in embodiments of the present invention, environmental parameter is schematically divided into three grades of indexs, under every grade of index, there are again more detailed index and standards of grading, each index and standards of grading are corresponding thereto shown in table 1,
Table 1
As can be seen from Table 1, when environmental parameter is assessed, no matter be score value or the Evaluation Environment parameter score value in the transmission line of electricity of cable form of Evaluation Environment parameter in the transmission line of electricity of built on stilts form, all used scale-up factor method, grade classification method, at least one in factor successive subtraction method and critical value method, , the first preset algorithm and the second preset algorithm include scale-up factor method, grade classification method, at least one in factor successive subtraction method and critical value method, wherein, scale-up factor method is corresponding with the first interval in default table, corresponding between grade classification method and Second Region in default table, factor successive subtraction method is corresponding with the 3rd interval in default table, critical value method is corresponding with the 4th interval in default table, the first interval, between Second Region, the 3rd interval and the 4th interval are not identical interval mutually.
After getting the first parameter, from table 1, obtain the interval that clothes washing parameters is positioned at, then determine that the first preset algorithm is the algorithm corresponding with the interval getting with the second preset algorithm, and according to the corresponding algorithm in the interval with getting, the first parameter is assessed.Below illustrate the concrete evaluation measures of each algorithm in the embodiment of the present invention:
Suppose that the first parameter navigates in " GDP speedup " interval, now, determining the first preset algorithm and the second preset algorithm is scale-up factor method, and the first score value A corresponding to GDP speedup obtains by formula A=10/K+1, that is, the score value A=10/K+1 of the transmission line of electricity of built on stilts form; The second score value B corresponding to GDP speedup obtains by formula B=10K/K+1, that is, and and the score value B=10K/K+1 of the transmission line of electricity of cable form, wherein, the scale-up factor of K for obtaining according to GDP speedup, herein, can establish GDP speedup is X, considers that GDP speedup, generally in 10% left and right, makes K=X/10%.
Suppose that the first parameter navigates in " landscape impact " interval, now, determining the first preset algorithm and the second preset algorithm is grade classification method, directly can determine that the second score value that " landscape impact " is corresponding is the second default score value; Carrying out the first score value timing really that " landscape impact " is corresponding, can search the score value of determining required class requirement and respective level requirement according to user instruction, then determine that the first score value that " landscape impact " is corresponding is the score value finding.
Suppose that the first parameter navigates in " routing difficulty " certain interval below, now, determining the first preset algorithm and the second preset algorithm is factor successive subtraction method, suppose that the first parameter navigates to " having residential block ", in table 1, search the score value corresponding with " having residential block " and " subtract 1 minute ", then corresponding the first score value and the second score value all determined and deducted 1 minute will " to have residential block ", also, determines that the first score value and the second score value that the first parameter is corresponding are-1.
Suppose that the first parameter navigates in " transmission capacity " interval, now, determining the first preset algorithm and the second preset algorithm is critical value method, and the maximum that whether actual fed capacity is greater than to cable form circuit can transmission capacity judge; Can transmission capacity if actual fed capacity is greater than maximum, determine that the first score value that actual fed capacity is corresponding is the second default score value, determine that the second score value that actual fed capacity is corresponding is zero; If actual fed capacity is less than or equal to maximum can transmission capacity time, determine that the first score value and the second score value that actual fed capacity is corresponding are the second default score value.
Wherein, in definite method of inventive embodiments, the first default score value can be set to any value between 1-2, and the second default score value can be set to 10.
When environmental parameter being assessed to end, obtain respectively the score value of environmental parameter in the transmission line of electricity of built on stilts form (, the first score value that environmental parameter is corresponding) and the score value in the transmission line of electricity of cable form (, the second score value that environmental parameter is corresponding) after, now, can provide the evaluation conclusion of the difference size of the two, specific as follows:
If the two difference is in 0.5, no matter be that the first score value corresponding to environmental parameter is greater than the second score value corresponding to environmental parameter, or the first score value corresponding to environmental parameter is less than the second score value corresponding to environmental parameter, all can determine that the transmission line of electricity of built on stilts form compares with the transmission line of electricity of cable form, the transmission line of electricity strengths and weaknesses of two kinds of forms is impartial;
If the two difference is within 0.5-1, and the first score value corresponding to environmental parameter be greater than the second score value corresponding to environmental parameter, determine that the transmission line of electricity of built on stilts form compares the transmission line of electricity of cable form, the former has some superiority;
If the two difference is within 0.5-1, and the first score value corresponding to environmental parameter be less than the second score value corresponding to environmental parameter, determine that the transmission line of electricity of built on stilts form compares the transmission line of electricity of cable form, the latter has some superiority;
If the two difference is greater than 1, and the first score value corresponding to environmental parameter be greater than the second score value corresponding to environmental parameter, determines that the transmission line of electricity of built on stilts form compares the transmission line of electricity of cable form, and the former has larger advantage;
If the two difference is greater than 1, and the first score value corresponding to environmental parameter be less than the second score value corresponding to environmental parameter, determines that the transmission line of electricity of built on stilts form compares the transmission line of electricity of cable form, and the latter has larger advantage.
Particularly, adopt the first preset algorithm to assess and refer to the score value of assessed cost parameter in the transmission line of electricity of built on stilts form cost parameter, adopt the second preset algorithm to assess and refer to the score value of assessed cost parameter in the transmission line of electricity of cable form cost parameter.Definite method of the embodiment of the present invention is the score value in the transmission line of electricity of built on stilts form to cost parameter, and the score value in the transmission line of electricity of cable form is when assess, and has proposed employing " life cycle management (LCC) Engineering Cost Management is theoretical " and has carried out the economic discriminatory analysis of city ultra-high-tension power transmission line.The initial cost of consideration ultra-high-tension power transmission line, maintenance cost, overhaul technological transformation expense, residual value etc., to consider to make somebody a mere figurehead simultaneously, the cost of possession of cable line to land resource, wherein, whole life cycle engineering cost management method mainly comprises that the input of the cost in the following stage manages to transmission line of electricity: preliminary planning, design phase, construction stage and working service stage, specifically as shown in Figure 4; To the cost in each stage in work transmission line life cycle, divide shown in Figure 5.To various expenses, adopt the Trapezoid Fuzzy Number in fuzzy theory to process, utilize " net annual value method " to carry out economic analysis calculating, and application " scale-up factor method ", net annual value is converted into economic scoring, mark as " ten point system ".
When cost parameter being assessed to end, obtain respectively the score value of cost parameter in the transmission line of electricity of built on stilts form (, the first score value that cost parameter is corresponding) and the score value in the transmission line of electricity of cable form (, the second score value that cost parameter is corresponding) after, now, can provide the evaluation conclusion of the difference size of the two, specific as follows:
If the two difference is in 0.5, no matter be that the first score value that cost parameter is corresponding is greater than the second score value that cost parameter is corresponding, or the first score value corresponding to cost parameter is less than the second score value that cost parameter is corresponding, all can determine that the transmission line of electricity of built on stilts form compares with the transmission line of electricity of cable form, the transmission line of electricity strengths and weaknesses of two kinds of forms is impartial;
If the two difference is within 0.5-1, and the first score value corresponding to cost parameter be greater than the second score value that cost parameter is corresponding, determine that the transmission line of electricity of built on stilts form compares the transmission line of electricity of cable form, the former has some superiority;
If the two difference is within 0.5-1, and the first score value corresponding to cost parameter be less than the second score value that cost parameter is corresponding, determine that the transmission line of electricity of built on stilts form compares the transmission line of electricity of cable form, the latter has some superiority;
If the two difference is greater than 1, and the first score value corresponding to cost parameter be greater than the second score value that cost parameter is corresponding, determines that the transmission line of electricity of built on stilts form compares the transmission line of electricity of cable form, and the former has larger advantage;
If the two difference is greater than 1, and the first score value corresponding to cost parameter be less than the second score value that cost parameter is corresponding, determines that the transmission line of electricity of built on stilts form compares the transmission line of electricity of cable form, and the latter has larger advantage.
From above description, can find out, the present invention by assessing the factor parameter that affects transmission line of electricity respectively in the built on stilts transmission line of electricity of form and the transmission line of electricity of cable form, having realized quantitative test affects the factor parameter of transmission line of electricity, and then based on quantitative analysis results, determine the form of transmission line of electricity, avoided applying in operation because blindly carrying out transmission line of electricity sets up the waste of caused cost, solved in prior art and cannot quantitatively determine the problem of transmission line of electricity form, reached the reliability that improves transmission line of electricity, reduce costs the effect of waste rate.
It should be noted that, in the step shown in the process flow diagram of accompanying drawing, can in the computer system such as one group of computer executable instructions, carry out, and, although there is shown logical order in flow process, but in some cases, can carry out shown or described step with the order being different from herein.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with general calculation element, they can concentrate on single calculation element, or be distributed on the network that a plurality of calculation elements form, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in memory storage and be carried out by calculation element, or they are made into respectively to each integrated circuit modules, or a plurality of modules in them or step are made into single integrated circuit module to be realized.Like this, the present invention is not restricted to any specific hardware and software combination.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. a definite method for transmission line of electricity form, is characterized in that, transmission line of electricity form comprises built on stilts form and cable form, and wherein, described definite method comprises:
Obtain the first parameter, described the first parameter is the factor of the described transmission line of electricity of impact;
Adopt the first preset algorithm to assess described the first parameter, obtain the first score value corresponding to described the first parameter, wherein, described the first preset algorithm is the score value in the transmission line of electricity of described built on stilts form for assessment of described the first parameter;
Adopt the second preset algorithm to assess described the first parameter, obtain the second score value corresponding to described the first parameter, wherein, described the second preset algorithm is the score value in the transmission line of electricity of described cable form for assessment of described the first parameter;
Relatively the absolute value of difference and first is preset the size of score value, and wherein, described difference is the poor of described the first score value and described the second score value;
At the absolute value that compares described difference, be greater than the described first default score value, and described the first score value is while being greater than described the second score value, the form of determining described transmission line of electricity is described built on stilts form; And
At the absolute value that compares described difference, be greater than the described first default score value, and described the first score value is while being less than described the second score value, the form of determining described transmission line of electricity is described cable form.
2. definite method according to claim 1, is characterized in that, described the first parameter comprises environmental parameter and cost parameter, wherein,
Adopt the first preset algorithm to assess described the first parameter, obtain the first score value corresponding to described the first parameter and comprise:
Adopt described the first preset algorithm to assess described environmental parameter, obtain the first score value corresponding to described environmental parameter;
Adopt described the first preset algorithm to assess described cost parameter, obtain the first score value that described cost parameter is corresponding; And
Calculate the first score value sum that the first score value corresponding to described environmental parameter is corresponding with described cost parameter, obtain described the first score value,
Adopt the second preset algorithm to assess described the first parameter, obtain the second score value corresponding to described the first parameter and comprise:
Adopt described the second preset algorithm to assess described environmental parameter, obtain the second score value corresponding to described environmental parameter;
Adopt described the second preset algorithm to assess described cost parameter, obtain the second score value that described cost parameter is corresponding; And
Calculate the second score value sum that the second score value corresponding to described environmental parameter is corresponding with described cost parameter, obtain described the second score value.
3. definite method according to claim 1, it is characterized in that, described the first preset algorithm and described the second preset algorithm one of include in following algorithm at least: scale-up factor method, grade classification method, factor successive subtraction method and critical value method, wherein, after obtaining the first parameter, described definite method also comprises:
From default table, obtain the interval that described the first parameter is positioned at; And
Determine that the algorithm corresponding with the interval getting is described the first preset algorithm and described the second preset algorithm, wherein, described scale-up factor method is interval corresponding with first in described default table, corresponding between described grade classification method and Second Region in described default table, described factor successive subtraction method is interval corresponding with the 3rd in described default table, described critical value method and the 4th in described default table are interval corresponding, between described the first interval, described Second Region, the described the 3rd interval and the described the 4th interval be not identical interval mutually.
4. definite method according to claim 3, is characterized in that, adopts described scale-up factor method that described the first parameter is assessed and comprised:
By following formula, obtain the first score value A corresponding to described the first parameter:
A=10/K+1; And
By following formula, obtain the second score value B corresponding to described the first parameter:
B=10K/K+1, wherein, the scale-up factor of K for obtaining according to described the first parameter.
5. definite method according to claim 3, is characterized in that, adopts described grade classification method that described the first parameter is assessed and comprised:
Determine that the second score value corresponding to described the first parameter is the second default score value;
Receive user instruction;
In described default table, search the score value corresponding with described user instruction; And
Determine that the first score value corresponding to described the first parameter is the score value finding.
6. definite method according to claim 3, is characterized in that, adopts described factor successive subtraction method that described the first parameter is assessed and comprised:
The corresponding score value in interval that Search and acquirement arrives; And
Determine that the first score value and the second score value that described the first parameter is corresponding are the score value finding.
7. definite method according to claim 3, is characterized in that, described the first parameter comprises the actual fed capacity of described transmission line of electricity, wherein, adopts described critical value method that described actual fed capacity is assessed and comprised:
Judging whether described actual fed capacity is greater than the maximum of described cable form circuit can transmission capacity;
Be greater than described maximum can transmission capacity time judging described actual fed capacity, determine that the first score value that described actual fed capacity is corresponding is the second default score value, determine that the second score value that described actual fed capacity is corresponding is zero; And
Be less than or equal to described maximum can transmission capacity time judging described actual fed capacity, determine that the first score value and the second score value that described actual fed capacity is corresponding are the described second default score value.
8. a determining device for transmission line of electricity form, is characterized in that, the form of transmission line of electricity comprises built on stilts form and cable form, and wherein, described determining device comprises:
Acquiring unit, for obtaining the first parameter, described the first parameter is the factor parameter of the described transmission line of electricity of impact;
The first assessment unit, be used for adopting the first preset algorithm to assess described the first parameter, obtain the first score value corresponding to described the first parameter, wherein, described the first preset algorithm is the score value in the transmission line of electricity of described built on stilts form for assessment of described the first parameter;
The second assessment unit, be used for adopting the second preset algorithm to assess described the first parameter, obtain the second score value corresponding to described the first parameter, wherein, described the second preset algorithm is the score value in the transmission line of electricity of described cable form for assessment of described the first parameter;
Comparing unit, for comparing the size of absolute value and the first default score value of difference, wherein, described difference is the poor of described the first score value and described the second score value;
The first determining unit, is greater than the described first default score value for the absolute value comparing described difference, and described the first score value is while being greater than described the second score value, and the form of determining described transmission line of electricity is described built on stilts form;
And
The second determining unit, is greater than the described first default score value for the absolute value comparing described difference, and described the first score value is while being less than described the second score value, and the form of determining described transmission line of electricity is described cable form.
9. determining device according to claim 8, is characterized in that, described the first parameter comprises environmental parameter and cost parameter, wherein,
Described the first assessment unit comprises:
The first assessment subelement, for adopting described the first preset algorithm to assess described environmental parameter, obtains the first score value corresponding to described environmental parameter;
The second assessment subelement, for adopting described the first preset algorithm to assess described cost parameter, obtains the first score value that described cost parameter is corresponding; And
The first computation subunit, for calculating the first score value sum that the first score value corresponding to described environmental parameter is corresponding with described cost parameter, obtains described the first score value,
Described the second assessment unit comprises:
The 3rd assessment subelement, for adopting described the second preset algorithm to assess described environmental parameter, obtains the second score value corresponding to described environmental parameter;
The 4th assessment subelement, for adopting described the second preset algorithm to assess described cost parameter, obtains the second score value that described cost parameter is corresponding; And
The second computation subunit, for calculating the second score value sum that the second score value corresponding to described environmental parameter is corresponding with described cost parameter, obtains described the second score value.
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