CN103903094B - System and method for bearing capacity evaluation of power grid enterprise - Google Patents
System and method for bearing capacity evaluation of power grid enterprise Download PDFInfo
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention discloses a system for bearing capacity evaluation of a power grid enterprise and relates to the field of enterprise sustainable development management technical research. The system comprises an enterprise operation and management module used for setting enterprise operation and management indexes and conducting weighting and assignment operation on enterprise level basic data, a standard engineering converting module used for setting standard engineering converting indexes and converting engineering project essential data, a project team management module used for setting project team management indexes and conducting weighting and assignment operation on professional basic data, a bearing capacity evaluation module used for establishing a bearing capacity evaluation model and obtaining a preliminary bearing capacity evaluation result and a bearing capacity evaluation and analysis module used for outputting a final bearing capacity evaluation result. The invention further provides a method for bearing capacity evaluation of the power grid enterprise. The professional ability of an engineering project in bearing area power grid construction of the enterprise is quantitatively analyzed and dynamically evaluated, so that the power grid construction capacity and the professional management level of the enterprise are improved.
Description
Technical field
The present invention relates to Sustainable Development of Enterprises administrative skill research field, a kind of more particularly, to power grid enterprises bearing capacity is commented
Estimate system and method.
Background technology
For meeting socio-economic development demand, accelerate transformation of the mode of economic development, the necessary initiative development of power industry, this is right
Power network development level and power grid construction ability propose requirements at the higher level.Build that rack is strong, safe and efficient, green low-carbon, close friend
Interactive modernization bulk power grid, is the brand-new problem that power industry development faces.Under these circumstances, power grid construction enterprise is necessary
Innovative idea in management, using new theory, new method, lifts power grid construction ability and level.
With to build the transformation of the power network development mode as target for the strong intelligent grid, the personnel of enterprise that electrical network is taken part in building
The aspects such as quality, technical merit, professional ability propose strict requirements further.Intelligent grid construction differs from traditional power grid construction,
There is the features such as cost of investment is high, technical requirements are tight, difficulty of construction is big, debugging cycle is long, traditional power grid construction business administration
More extensive it is difficult to meet the requirement of intelligent grid construction, this is accomplished by power grid construction enterprise and lifts management, to lean management
Enterprise changes.
At present, power grid construction number of the enterprise is numerous, distributional region is wider, and power grid construction professional skill differs greatly, enterprise
Management level mixed.For ease of the civil coordination in possession, owner's unit is generally followed principle on the spot and is selected to undertake electricity power engineering
Undertaking of construction, cause Some Enterprises overload operation because engineering duty quantity is many, in engineering construction safety, quality, progress
Etc. aspect bring risk hidden danger.How objectively, dynamically assessment power grid construction enterprise undertakes the ability of engineering project, breaks ground
Domain border, reasonable selection high-quality Resources for construction, become important subject.
Domestic existing power grid enterprises appraisement system, the such as index system such as fellow peers' evaluation, credit rating, mostly from enterprise's warp
Battalion's management, self-building aspect are evaluated；Existing information system, such as construction team's specialized management, capital construction management control letter
Arrying main body (power grid construction enterprise) is not set up necessary association with carrying object (electricity power engineering project) by breath system.Thus, lack
Few a set of real bearing capacity evaluation system meeting power grid construction enterprise practical and information system.At present, judge that power grid construction is looked forward to
Industry undertakes the ability of engineering project, is to rely on gerentocratic experience mostly, does not have the assessment models of science, lack effective Information Number
According to support, it will impact administrative decision.
Content of the invention
In order to overcome the deficiencies in the prior art, the present invention provides a kind of power grid enterprises bearing capacity evaluation system and side
Method, takes into full account the feelings such as management mode, scopes of services, indicator-specific statistics cycle and the Standardization Construction of power grid construction enterprise
Condition, carries out quantitative analysis and dynamic evaluation by the professional ability that enterprise is undertaken with regional power grid construction project, thus carrying
Rise utility power grid constructive ability and specialized management level.
The method being combined using Mathematical Statistics Analysis and expertise, agriculture products implication, weight and assignment, to part
Data is standardized conversion and processes, and builds Analysis of Bearing Capacity model, represents power grid construction enterprise in certain time and space model
The ability of Grid Construction Project project can independently be undertaken in enclosing simultaneously.
For achieving the above object, the present invention adopts the following technical scheme that:
A kind of power grid enterprises bearing capacity evaluation system, comprising:
Enterprise operation and management module, for setting enterprise operation and management index, and the enterprise level master data to input
It is weighted and assignment operation, then export operation result to bearing capacity evaluation module；
Standard engineering converts module, converts index, and the engineering project basic data to input for established standardses engineering
Converted, then exported operation result to bearing capacity evaluation module；
Project team management module, for setting item Team Management index, and the professional's master data to input
It is weighted and assignment operation, then export operation result to bearing capacity evaluation module；
Bearing capacity evaluation module, for according to enterprise operation and management module, standard engineering conversion module and project team pipe
The operation result of reason module input builds bearing capacity evaluation model, and obtains bearing capacity entry evaluation result, then by bearing capacity
Entry evaluation result sends to bearing capacity evaluation analysis module；
Bearing capacity evaluation analysis module, for undertaking engineering project history number from history data store module calls enterprise
According to, and enterprise is undertaken with engineering project historical data and bearing capacity entry evaluation result is compared, when all participation bearing capacities
When the historical data of assessment enterprise is optimum with the difference of entry evaluation result, when that is, the accumulated value of difference is minimum, output is held
Load power final assessment result, otherwise readjust enterprise operation and management module and project team management module index weights and its
Assignment.
History data store module, undertakes engineering project historical data for storing enterprise.
Further, enterprise operation and management module includes qualification and scope of business unit, human resource management unit, wealth
Business asset management unit and plant asset management unit；Described qualification sets all kinds of qualification of enterprise with scope of business unit and its waits
Level index, practical business range specifications and the prize-winning situation index of enterprise level；Described human resource management unit sets professional year
Age structure index, all kinds of Specialized profession standard of qualification and talent's equal yield density index；Described financial management unit sets flat
All total assets index, employment chance rate index and contract amount indexs per capita；Described plant asset management unit sets enterprise and leads to
With assets index and professional equipment instrument index.
Further, project team management module includes project leader person's unit and project team personnel's unit；Institute
State project leader person's unit and set personnel's Age Indices, professional posts entire period of actual operation index, professional practicing requirements index, equivalent
Standard of qualification, professional work engagement index, professional work achievement and prize-winning situation index；Described project team personnel's unit sets
Fix the number of workers's Age Indices, professional posts entire period of actual operation index, occupational qualification and professional work engagement index.
Further, standard engineering conversion module includes power transformation engineering project unit and line project project unit；Institute
State power transformation engineering project unit and set power transformation essential information index and power transformation multidate information index, described power transformation essential information index
Refer to including electric pressure index, construction scale index, wiring patterns index, general arrangement and power distribution equipment index, intelligent Plan
Mark and transformer station's area index；Described power transformation multidate information index includes design phase chaining key index, the purchase of goods and materials stage closes
Key chain index, construction and acceptance phase chaining key index；Described line project project unit set circuit essential information index and
Circuit multidate information index, described circuit essential information index includes electric pressure index, overhead transmission line index, cable run refer to
Mark and line corridor environmental index, described circuit multidate information index includes design phase chaining key index, purchase of goods and materials stage
Chaining key index, construction and acceptance phase chaining key index.
Present invention also offers a kind of power grid enterprises bearing capacity evaluation method, comprise the steps:
(1) determine bearing capacity evaluation scope, confirm arrying main body and carry object；According to arrying main body, (utility power grid is built
If troop) and carry dividing of object (Construction Project), index system is divided into carrying class index and Engineering to refer to by the present invention
Mark two parts.Carry the important evidence that class index is that assessment enterprise undertakes standard engineering theoretical duty and actual ability, including enterprise
Industry manages level of control and project team level of control；Engineering index is used for distinguishing difference and the structure between concrete engineering project
Build bearing capacity model for dynamic analysis, convert index including standard engineering.
(2) enterprise operation and management index and project team level of control are determined, and to enterprise operation and management index and project
Team Management's index is respectively provided with weight and assignment；
(3) determine standard engineering conversion index, and setup measures conversion factor is converted to standard engineering；
(4) the index collection master data being determined according to step (2) and (3)；Described master data includes enterprise level base
Notebook data, professional's master data and engineering project basic data, correspond to the enterprise's warp determining in step (2) and (3) respectively
Battalion's level of control, project team level of control and standard engineering conversion index；
(5) the enterprise level base that enterprise operation and management desired value and weighted value gather to step (4) is arranged according to step (2)
Notebook data is weighted and assignment operation；Project Team Management desired value is arranged according to step (2) and weighted value is adopted to step (4)
Professional's master data of collection is weighted and assignment operation；The conversion factor being arranged according to step (3) is to engineering project base
Plinth data carries out converting computing；
(6) operation result according to step (5) builds bearing capacity evaluation model, carries out bearing capacity evaluation measuring and calculating, is held
Load power entry evaluation result；
(7) step (6) bearing capacity entry evaluation result is analyzed, exports bearing capacity final assessment result.
Further, step (2) enterprise operation and management index includes qualification and scope of business unit, human resource management
Unit, financial management unit and plant asset management unit；Described qualification and scope of business unit include all kinds of money of enterprise
Matter and its prize-winning situation index of grading index, practical business range specifications and enterprise level；Described human resource management unit bag
Include professional age composition index, all kinds of Specialized profession standard of qualification and talent's equal yield density index；Described financial management list
Unit includes average total assets index, employment chance rate index and contract amount index per capita；Described plant asset management unit bag
Include enterprise's purpose balance index and professional equipment instrument index
Further, step (2) project team level of control includes project leader person's unit and project team personnel
Unit；Described project leader person's unit includes personnel's Age Indices, professional posts entire period of actual operation index, professional practicing requirements refer to
Mark, equivalent standard of qualification, professional work engagement index, professional work achievement and prize-winning situation index；Described project team people
Member's unit includes personnel's Age Indices, professional posts entire period of actual operation index, occupational qualification and professional work engagement index.
Further, step (3) standard engineering conversion index includes power transformation engineering project unit and line project project
Unit；Described power transformation engineering project unit includes power transformation essential information index and power transformation multidate information index, and described power transformation is basic
Information index includes electric pressure index, construction scale index, wiring patterns index, general arrangement and power distribution equipment index, intelligence
Change scheme index and transformer station's area index；Described power transformation multidate information index includes design phase chaining key index, goods and materials are adopted
Purchase stage chaining key index, construction and acceptance phase chaining key index；Described line project project unit includes circuit to be believed substantially
Breath index and circuit multidate information index, described circuit essential information index includes electric pressure index, overhead transmission line index, electricity
Cable routing indicator and line corridor environmental index, described circuit multidate information index includes design phase chaining key index, goods and materials
Acquisition phase chaining key index, construction and acceptance phase chaining key index.
Further, bearing capacity evaluation model is the operation result analysis company standard engineering quantity according to step (5)
With company standard team quantity, obtain theory of the firm bearing capacity, enterprise reality bearing capacity and actual undertake in standard engineering number
Amount, thus setting up one to represent the coordinate schematic diagram that Enterprise Construction troop undertakes standard engineering ability, as shown in figure 4, and then
To bearing capacity entry evaluation result.With the time as transverse axis, with standard engineering quantity as the longitudinal axis, in figure covers three songs to this coordinate diagram
Line, three regions.Wherein, dotted line represents construction team's theoretical maximum bearing capacity, and it is point professional posts statistician's quantity, root
Draw theoretical standard team quantity according to " wooden pail effect "；Solid line represents construction team's reality bearing capacity, and it is a point professional posts meter
Calculate profile, after additional enterprise management Index Influence, real standard team quantity is drawn according to " wooden pail effect "；Broken line
Represent construction team is actual undertake in standard engineering quantity, it be practical engineering project is converted as standard engineering project after,
By monthly or season statistics standard engineering quantity.Dotted region represents place of safety, the standard engineering number that is, construction team undertakes
Amount is within the scope of its bearing capacity；Hatched example areas represent alert zone, and the standard engineering quantity that is, construction team undertakes has exceeded it
The limit of power of assigned personnel, but have enough personnel can undertake, engineering safety, quality and Schedule schema should be watched out at any time；Net
Shape region representation hazardous area, i.e. construction team's overload operation, do not have enough personnel to set up standard team and exceed to undertake
Standard engineering is it is proposed that implement engineering duty shunting.
Further, when step (7) is analyzed to bearing capacity entry evaluation result, transfers enterprise and undertake engineering project
Historical data, and enterprise is undertaken with engineering project historical data and bearing capacity entry evaluation result is compared, when all participations
When the difference of the historical data of bearing capacity evaluation enterprise and entry evaluation result is optimum, when that is, the accumulated value of difference is minimum,
Output bearing capacity final assessment result, otherwise readjusts the index power of enterprise operation and management module and project team management module
Weight and its assignment.
Beneficial effect: (1) present invention application bearing capacity control theory, it is different from the synthesis traditional, subjective factor is dominated
Arrying main body is necessarily associated with carrying object foundation by objective information data, presents by assessment indicator system and method
Bearing capacity evaluation system that is a set of effective and meeting power grid construction enterprise practical.(2) Bearing Capacity Theory is used for ecosystem
System, actually rare in enterprise level research bearing capacity.Bearing Capacity Theory is applied to power grid construction business administration by the present invention, wound
New structure bearing capacity evaluation system, guiding power grid construction enterprise is objective, accurate, rational assessment enterprise itself undertakes power grid construction
The risk of project and ability, to promotion Sustainable Development of Enterprises, strengthen core competitiveness and play positive impetus.
Brief description
A kind of power grid enterprises bearing capacity evaluation system structure diagram that Fig. 1 provides for the present invention.
Fig. 2 is to carry class evaluation index dendrogram.
Fig. 3 is Engineering evaluation index dendrogram.
Fig. 4 is bearing capacity evaluation model schematic.
Fig. 5 is the performance graph value schematic diagram of design companies.
Fig. 6 is certain design companies circuit design bearing capacity schematic diagram in 2013.
Specific embodiment
Below in conjunction with the accompanying drawings the present invention is further described.
As shown in figure 1, a kind of power grid enterprises bearing capacity evaluation system that the present invention provides, comprising:
Enterprise operation and management module, for setting enterprise operation and management index, and the enterprise level master data to input
It is weighted and assignment operation, then export operation result to bearing capacity evaluation module；
Standard engineering converts module, converts index, and the engineering project basic data to input for established standardses engineering
Converted, then exported operation result to bearing capacity evaluation module；
Project team management module, for setting item Team Management index, and the professional's master data to input
It is weighted and assignment operation, then export operation result to bearing capacity evaluation module；
Bearing capacity evaluation module, for according to enterprise operation and management module, standard engineering conversion module and project team pipe
The operation result of reason module input builds bearing capacity evaluation model, and obtains bearing capacity entry evaluation result, then by bearing capacity
Entry evaluation result sends to bearing capacity evaluation analysis module；
Bearing capacity evaluation analysis module, for undertaking engineering project history number from history data store module calls enterprise
According to, and enterprise is undertaken with engineering project historical data and bearing capacity entry evaluation result is compared, when enterprise undertakes engineering item
When the difference of mesh historical data and bearing capacity entry evaluation result is optimum, when that is, the accumulated value of difference is minimum, exports and carry
Power final assessment result, otherwise readjusts index weights and its tax of enterprise operation and management module and project team management module
Value.
The present invention according to arrying main body (utility power grid construction team) and carries dividing of object (Construction Project), will refer to
Mark system is divided into carrying class index and Engineering index two parts.Carrying class index is that assessment enterprise undertakes standard engineering theory energy
Power and the important evidence of actual ability, are set by enterprise operation and management module and project team management module, as shown in Fig. 2 holding
Carry class index to divide according to " two-layer, three-level ", totally 27, wherein, enterprise operation and management module arranges 15, and project team manages
Module arranges 12；The difference that Engineering index is used for distinguishing between concrete engineering project dynamically analyzes mould with building bearing capacity
Type, by standard engineering conversion module set, as shown in figure 3, Engineering index is according to professional classification, be divided into power transformation engineering project and
Line project project；According to purpose classification, it is divided into essential information and multidate information, essential information is used for Engineering Standardization and converts,
Multidate information is used for building bearing capacity model for dynamic analysis.
The present invention also provides a kind of power grid enterprises bearing capacity evaluation method, comprises the steps:
(1) determine bearing capacity evaluation scope, confirm arrying main body and carry object；This preferred embodiment arrying main body is tool
There are the design companies of national registration qualification, carrying object is 35～220 kv grid construction projects.
(2) enterprise operation and management index and project team level of control are determined, and to enterprise operation and management index and project
Team Management's index is respectively provided with weight and assignment.Specifically, it is the index selecting in index directory tree shown in Fig. 2, according to
Index definition sets index set, weight sets value preset collection, calculates management desired value (eiv) and the project team of this design companies
Level of control collection (tig).
The present invention is respectively adopted different index assignment when entering row index assignment it is contemplated that different index actual conditions
Method, as follows:
(1) Statistics Method
1. use mathematic expectaion agriculture products assignment
Set expectation proportion as, actual proportion is, then
This formula represents the layout closer to expectation proportion for the actual specific gravity, and index assignment is bigger, more levels off to 1.
There are personnel's age composition, professional equipment instrument etc. with the index of the method assignment.
2. use normal distribution agriculture products assignment
If achievement data meets normal distribution, application method of percentiles calculates 95% reference range.Within the scope of being in
, index is entered as 1；It is in outside scope, index is entered as 0.6.
There are average total assets, employment chance rate, average annual contract amount etc. with the index of the method assignment.
3. use Poisson distribution agriculture products assignment
If achievement data meets Poisson distribution, this data occur probability be located at distribution curve 90% position and more than, refer to
Mark is entered as 0.8；The probability that data occurs is located between distribution curve 90% and 10%, and index is entered as 1；The probability that data occurs
Positioned at distribution curve 10% and below, index is entered as 0.6.
There is professional work engagement etc. with the index of the method assignment.
(2) method of expertise
1. set up index weights collection
According to method of expertise agriculture products weight sets.Method of expertise has certain subjectivity and randomness, in order to
The objectivity of assessment result and accuracy, need subjective weight to be modified to objective weight, because comentropy is probabilistic
Tolerance, according to the degree of variation of each index weights, using comentropy correction subjectivity weight, thus obtain index weights collection iw=
(k1, k2..., kn).
2. agriculture products assignment principle
Set the unified dimension that a reference value " 1 " is index assignment, this dimension represents sets up standard team pipe by undertaking of construction
One standard engineering project (standard engineering divides power transformation engineering and line project) of reason.Index assignment is according to expertise on " 1 "
Lower setting, is modified by system synthesis feedback of the information.
(3) perunit value method
The perunit value commonly used in Power System Analysis method is applied in standard engineering conversion, innovates translation method.
The workload that actual value puts on concrete engineering for professional team, a reference value is standard team in standard engineering
The workload putting into.Design companies are with reference to prospective design work day quota statistic perunit value；Construction and Supervision Enterprise are made with reference to engineering
Valency (building installation engineering is taken) adjusts perunit value.
Determine the index in module shown in Fig. 2 according to said method, index set, weight sets value preset are set according to index definition
Collection, calculates management desired value (eiv) and project team level of control collection (tig) of this design companies.
Qualification and scope of business index set={ enterprise level is won a prize feelings for all kinds of qualifications and its grade, practical business scope
Condition }；Weight sets={ 30%, 50%, 20% }；Value collection={ 0.85,1,1 }.
Human resource management index set={ professional age composition, professional practicing requirements, talent's equal yield density }；Weight sets=
{ 20%, 40%, 40% }；Value collection={ 0.815,0.5,0.897 }.
Financial management index set={ average total assets, employment chance rate, contract amount per capita }；Weight sets=25%,
40%, 35% }；Value collection={ 1,0.6,0.6 }.
Plant asset management index set={ enterprise's purpose balance, professional equipment instrument }；Weight sets={ 30%, 70% }；Value collection=
{ 0.941,0.875 }.
Enterprise operation and management index set={ qualification and the scope of business, human resource management, financial management, asset of equipments
Management }, weight sets={ 30%, 45%, 10%, 15% }, value collection={ 0.955,0.722,0.7,0.895 }.
Then enterprise operation and management desired value.
Project leader's index set=personnel's age, the professional posts entire period of actual operation, occupational qualification, equivalent qualification (ability),
Professional work engagement, professional work achievement (prize-winning situation) }；Weight sets={ 5%, 10%, 15%, 25%, 25%, 20% }；This enterprise
The value collection of Pre-Engineering Design of Long Distance chief engineer ldc1={ 1,1,0.72,1,0.8,0.6 }.
Then
Draw circuit design chief engineer's number and index set, { nop1 ldc1 }={ 1 0.828 } successively
Project team personnel's index set={ personnel's age, the professional posts entire period of actual operation, occupational qualification, professional work puts into
Degree }；Weight sets={ 15%, 30%, 20%, 35% }；The value collection of this enterprise line structure design lad1={ 1,0.6,0.82,1 }.
Then,
Draw line construction design number and index set successively, { nop2 lad1, lad2, lad3 }=3 0.774,
0.615,0.615 }；Circuit electric designer number and index set, { nop3 led1, led2, led3, led4 }=4 0.794,
0.868,0.709,0.615 }
Then { circuit sets overall performane value, electrical design desired value, design indices to project team level of control collection tig=
Value }={ 0.828 × 3,0.794+0.868+0.709+0.615,0.774+0.615+0.615 }={ 2.484,2.986,2.004 }
The design companies line project standard team that this preferred embodiment sets comprises circuit design chief engineer, electrically sets
The professional posts such as meter, structure design, communication scheme, cost person, standard team's quantity is shown in Table 3.Wherein, design chief engineer
Cheng Shi value 1/3, represents that 1 personnel can undertake 3 standard engineerings simultaneously；Line project need 1 electrical design personnel, 1
Structure design personnel；Communication scheme, cost person, Surveyor value 1/5 respectively, represents that 1 personnel can undertake 5 standard works simultaneously
Journey；Other specialty requirements at least configure 1 people.The key posts such as electrical design, structure design do not allow part-time；Other posies allow
Possess this project of corresponding qualification or part-time across project personnel, the measuring and calculating of standard team can not be entered.
(3) determine standard engineering conversion index, and setup measures conversion factor is converted to standard engineering；
Pre-Engineering Design of Long Distance still to weigh the workload of design objective using Electric Design work day quota.Using two-dimemsional number
According to analysis method, different majors (electrically, structure, communication etc.) designer adjusts and designs unit length circuit institute under specified conditions
The work day number paid, through accumulation calculating, obtains design objective workload.Changed by the ratio between design objective workload
Calculate, obtain line standard engineering design conversion factor.Overhead transmission line and the cable run design conversion table of comparisons are shown in Table 1 and table respectively
2.
On the basis of standard engineering conversion is built upon unit line length, it is long that actual track engineering has different circuits
Degree, it may have different built on stilts, cable run accountings.Overhead transmission line comprises newly-built circuit and existing circuit stringing；Cable run
Comprise newly-built circuit and existing passage cable laying.
Thus, Practical Project conversion factor=newly-built overhead transmission line reduced value × overhead transmission line accounting+newly-built cable run folding
Calculation value × cable run accounting.
Wherein, newly-built overhead transmission line reduced value=overhead transmission line length assignment × standard engineering conversion factor；Newly-built cable
Road reduced value=cable run length assignment × standard engineering conversion factor.
Definition overhead transmission line length assignment: less than be equal to 15 kilometers=0.6；It is less than or equal to 25 kilometers=0.8 more than 15 kilometers；
It is less than or equal to 35 kilometers=1 more than 25 kilometers；More than 35 kilometers=1.2.
Definition cable run length assignment: less than be equal to 5 kilometers=0.8；It is less than or equal to 15 kilometers=1 more than 5 kilometers；It is more than
15 kilometers=1.2.
Taking certain 220 KV new construction design as a example
6.3 kilometers of total track length.Wherein, 0.3 kilometer of newly-built overhead transmission line, accounts for total track length 4.8%；Newly-built cable run 6
Kilometer, accounts for total track length 84.8%.Overhead transmission line 100% is in level land residential block；Cable run 95.2% is carried out using cable tunnel
Cable laying.
Newly-built overhead transmission line reduced value=0.6 × 1.1=0.66.
Newly-built cable run reduced value=1 × 1=1.
Practical Project conversion factor=0.66 × 4.8%+1 × 95.2%=0.98.
This engineering is 0.98 with the design conversion factor of standard engineering, and that is, the design efforts would of this engineering is equivalent to 0.98
The design efforts would of standard engineering.
(4) the index collection master data being determined according to step (2) and (3)；Described master data includes enterprise level base
Notebook data, professional's master data and engineering project basic data, correspond to the enterprise's warp determining in step (2) and (3) respectively
Battalion's level of control, project team level of control and standard engineering conversion index；
(5) enterprise level that enterprise operation and management desired value and weighted value gather to step (4) is arranged according to step (2)
Master data is weighted and assignment operation；Project Team Management desired value and weighted value are arranged to step (4) according to step (2)
Professional's master data of collection is weighted and assignment operation；The conversion factor being arranged according to step (3) is to engineering project
Basic data carries out converting computing；
(6) operation result according to step (5) builds bearing capacity evaluation model, carries out bearing capacity evaluation measuring and calculating, is held
Load power entry evaluation result；
Bearing capacity evaluation model is one and represents the coordinate schematic diagram (Fig. 4) that construction team undertakes standard engineering ability, sits
Mark on a map with the time as transverse axis, with standard engineering quantity as the longitudinal axis, in figure covers three curves, three regions.Wherein, dotted line represents
Construction team's theoretical maximum bearing capacity, it is point professional posts statistician's quantity, draws theoretical standard according to " wooden pail effect "
Team's quantity；Solid line represents construction team's reality bearing capacity, and it is that point professional posts calculate profile, additional enterprise operation pipe
After reason Index Influence, real standard team quantity is drawn according to " wooden pail effect "；During broken line represents that construction team is actual and undertakes
Standard engineering quantity, it be practical engineering project is converted as standard engineering project after, by the standard work of monthly or season statistics
Number of passes amount.Dotted region represents place of safety, and the standard engineering quantity that is, construction team undertakes is within the scope of its bearing capacity；Oblique line
Region representation alert zone, the standard engineering quantity that is, construction team undertakes has exceeded the limit of power of its assigned personnel, but has foot
Enough personnel can undertake, and should watch out for engineering safety, quality and Schedule schema at any time；Mesh-like area represents hazardous area, that is, build team
5 overload operations, do not have enough personnel to set up standard team to undertake the standard engineering exceeding it is proposed that implementing engineering duty
Shunting.
By the comparative analysis to coordinate curve, export undertaking of construction bearing capacity evaluation conclusion.Fully with reference to undertaking of construction
Undertake the historical data of engineering project, when assessment result and real data deviation are larger, suitably adjustment index weights and its tax
Value, thus assuming scientific and reasonable performance analysis plot, provides accurate bearing capacity evaluation for undertaking of construction.
{ circuit sets total number of persons, electrical design number, structure design people to this example Plays team quantity collection nop=
Number }={ 1 × 3,4 × 1,3 × 1 }
Then, standard engineering theory bearing capacity=min { 3,4,3 }=3
Standard team's index set tig={ circuit sets overall performane value, electrical design desired value, design indices value }=
{ 0.828 × 3,0.794+0.868+0.709+0.615,0.774+0.615+0.615 }={ 2.484,2.986,2.004 }
Then, standard engineering reality bearing capacity=min { 2.484,2.986,2.004 } × 0.815=1.633
Actual carrying capacity performance graph is to convert actual track engineering in standard circuit engineering, enters according to timing node
The cumulative statistics of row, with reference to Fig. 5.Taking in August, 2013 part as a example, the engineering simultaneously undertaking has b, c, f engineering, and its standard engineering is converted
Value is respectively 1.83,0.98,0.98, the cumulative standard engineering amount 3.79 drawing this month.
Pre-Engineering Design of Long Distance task is counted in units of monthly, this enterprise actual line standard work undertaking in 2013
Number of passes quantity set={ 1.83,1.83,1.64,1.78,1.78,0.87,2.7,3.79,2.81,2.1,1.12,1.99 }
(7) step (6) bearing capacity entry evaluation result is analyzed, exports bearing capacity final assessment result.
The theoretical maximum that this design companies undertakes line standard engineering design is 3, and reality is worth for 1.633, actual bearer
Power performance graph average is 2.02.The line standard engineering design quantity that this enterprise's August part undertakes reaches 3.79, beyond theory
Big value, enters cross hatch hazardous area, the overload operation within these time periods of this enterprise is described, there is certain risk hidden danger,
As shown in Figure 6.
Thus analyze, take targetedly measure, on the one hand, in the design objective heavy stage, by working extra shifts or extra hours, mending
Fill the modes such as people power and strengthen short-term designed capacity；On the other hand, short slab, such as this design companies circuit are searched by analysis
On structure design personnel, personnel amount and personnel ability all have deficiency to the short slab that design team is set up, and are set by reinforcement structure
Business contest, exchange and the training of meter specialty, makes up short slab, lifts global design ability.
The above be only the preferred embodiment of the present invention it should be pointed out that: for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (8)
1. a kind of power grid enterprises bearing capacity evaluation system is it is characterised in that include:
Enterprise operation and management module, for setting enterprise operation and management index, and is carried out to the enterprise level master data of input
Weighted sum assignment is processed, and then exports result to bearing capacity evaluation module；
Standard engineering converts module, converts index for established standardses engineering, and the engineering project basic data of input is carried out
Conversion is processed, and then exports result to bearing capacity evaluation module；
Project team management module, for setting item Team Management index, and is carried out to professional's master data of input
Weighted sum assignment is processed, and then exports result to bearing capacity evaluation module；
Bearing capacity evaluation module, for according to enterprise operation and management module, standard engineering conversion module and project team management mould
The result of block input builds bearing capacity evaluation model, and obtains bearing capacity entry evaluation result, then that bearing capacity is preliminary
Assessment result sends to bearing capacity evaluation analysis module；
Bearing capacity evaluation analysis module, for undertaking engineering project historical data from history data store module calls enterprise, and
Enterprise is undertaken engineering project historical data and bearing capacity entry evaluation result is compared, when enterprise undertakes engineering project history
When the difference of data and bearing capacity entry evaluation result is optimum, when that is, the accumulated value of difference is minimum, export bearing capacity final review
Estimate result, otherwise readjust index weights and its assignment of enterprise operation and management module and project team management module；
History data store module, undertakes engineering project historical data for storing enterprise；
Described standard engineering conversion module includes power transformation engineering project unit and line project project unit；Described power transformation engineering item
Mesh unit sets power transformation essential information index and power transformation multidate information index, and described power transformation essential information index includes electric pressure
Index, construction scale index, wiring patterns index, general arrangement and power distribution equipment index, intelligent Plan index and transformer station face
Long-pending index；Described power transformation multidate information index includes design phase chaining key index, purchase of goods and materials stage chaining key index, construction
And acceptance phase chaining key index；Described line project project unit sets circuit essential information index and circuit multidate information refers to
Mark, described circuit essential information index includes electric pressure index, overhead transmission line index, cable run index and line corridor ring
Border index, described circuit multidate information index includes design phase chaining key index, purchase of goods and materials stage chaining key index, construction
And acceptance phase chaining key index.
2. a kind of power grid enterprises bearing capacity evaluation system according to claim 1 it is characterised in that: described enterprise operation pipe
Reason module includes qualification and scope of business unit, human resource management unit, financial management unit and plant asset management
Unit；Described qualification sets all kinds of qualification of enterprise and its grading index, practical business range specifications and enterprise with scope of business unit
Industry aspect is won a prize situation index；Described human resource management unit sets professional age composition index, all kinds of Specialized profession qualification
Index and talent's equal yield density index；Described financial management unit sets average total assets index, employment chance rate refers to
Mark and per capita contract amount index；Described plant asset management unit sets enterprise's purpose balance index and professional equipment instrument refers to
Mark.
3. a kind of power grid enterprises bearing capacity evaluation system according to claim 1 it is characterised in that: described project team pipe
Reason module includes project leader person's unit and project team personnel's unit；Described project leader person's unit sets personnel's age
Index, professional posts entire period of actual operation index, professional practicing requirements index, equivalent standard of qualification, professional work engagement index, specially
Industry work achievement and prize-winning situation index；Described project team personnel's unit sets personnel's Age Indices, professional posts working year
Limit index, occupational qualification and professional work engagement index.
4. a kind of power grid enterprises bearing capacity evaluation method is it is characterised in that comprise the steps:
(1) determine bearing capacity evaluation scope, confirm arrying main body and carry object；
(2) enterprise operation and management index and project team level of control are determined, and to enterprise operation and management index and project team
Level of control is respectively provided with weight and assignment；
(3) determine standard engineering conversion index, and setup measures conversion factor is converted to standard engineering；
(4) the index collection master data being determined according to step (2) and (3)；Described master data includes enterprise level basic number
According to, professional's master data and engineering project basic data, correspond to enterprise operation pipe of determination in step (2) and (3) respectively
Reason index, project team level of control and standard engineering conversion index；
(5) the enterprise level basic number that enterprise operation and management desired value and weighted value gather to step (4) is arranged according to step (2)
According to being weighted and assignment operation；According to step (2) setting project Team Management desired value and weighted value, step (4) is gathered
Professional's master data is weighted and assignment operation；The conversion factor being arranged according to step (3) is to engineering project basis number
According to carry out convert computing；
(6) operation result according to step (5) builds bearing capacity evaluation model, carries out bearing capacity evaluation measuring and calculating, obtains bearing capacity
Entry evaluation result；
(7) undertake engineering project historical data to step (6) bearing capacity entry evaluation result with enterprise to be analyzed, output
Bearing capacity final assessment result；
Described step (3) standard engineering conversion index includes power transformation engineering project unit and line project project unit；Described change
Electrical engineering project unit includes power transformation essential information index and power transformation multidate information index, and described power transformation essential information index includes
Electric pressure index, construction scale index, wiring patterns index, general arrangement and power distribution equipment index, intelligent Plan index and
Transformer station's area index；Described power transformation multidate information index includes design phase chaining key index, purchase of goods and materials stage chaining key
Index, construction and acceptance phase chaining key index；Described line project project unit includes circuit essential information index and circuit
Multidate information index, described circuit essential information index include electric pressure index, overhead transmission line index, cable run index and
Line corridor environmental index, described circuit multidate information index includes design phase chaining key index, purchase of goods and materials stage key
Chain index, construction and acceptance phase chaining key index.
5. a kind of power grid enterprises bearing capacity evaluation method according to claim 4 it is characterised in that: described step (2) enterprise
Industry is managed level of control and is included qualification and scope of business unit, human resource management unit, financial management unit and equipment
Asset management unit；Described qualification and scope of business unit include all kinds of qualification of enterprise and its grading index, practical business scope
Index and the prize-winning situation index of enterprise level；Described human resource management unit includes professional age composition index, all kinds of specialty
Occupational qualification index and talent's equal yield density index；Described financial management unit includes average total assets index, per capita
Profit margin index and per capita contract amount index；Described plant asset management unit includes enterprise's purpose balance index and professional equipment
Instrument index
6. a kind of power grid enterprises bearing capacity evaluation method according to claim 4 it is characterised in that: described step (2) item
Mesh Team Management index includes project leader person's unit and project team personnel's unit；Described project leader person's unit includes
Personnel's Age Indices, professional posts entire period of actual operation index, professional practicing requirements index, equivalent standard of qualification, professional work put into
Degree index, professional work achievement and prize-winning situation index；Described project team personnel's unit includes personnel's Age Indices, professional hilllock
Position entire period of actual operation index, occupational qualification and professional work engagement index.
7. a kind of power grid enterprises bearing capacity evaluation method according to claim 4 it is characterised in that: described bearing capacity evaluation
Model is the operation result analysis company standard engineering quantity and company standard team quantity according to step (5), obtains enterprise's reason
By bearing capacity, enterprise's reality bearing capacity and actual undertake in standard engineering quantity, and then obtain bearing capacity entry evaluation result.
8. a kind of power grid enterprises bearing capacity evaluation method according to claim 4 it is characterised in that: described step (7) is right
When bearing capacity entry evaluation result and enterprise undertake engineering project historical data and be analyzed, enterprise undertakes engineering project and goes through
When the difference of history data and bearing capacity entry evaluation result is optimum, when that is, the accumulated value of difference is minimum, export bearing capacity
Whole assessment result, otherwise readjusts index weights and its assignment of enterprise operation and management module and project team management module.
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| CN108764639A (en) * | 2018-04-26 | 2018-11-06 | 国网浙江省电力有限公司经济技术研究院 | Project of transmitting and converting electricity construction cost assessment method based on space-time big data |
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