CN102722599B - Automatic modeling method of direct current transmission project network topology - Google Patents
Automatic modeling method of direct current transmission project network topology Download PDFInfo
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Abstract
The invention discloses an automatic modeling method of direct current transmission project network topology. The method comprises loading a direct current project module according to direct current project structure information to generate a direct current project main connection schematic diagram, extracting a sub-connection diagram template, a device model, and circuit components according to the direct current project main connection schematic diagram, and then generating a direct current project device information file; configuring parameters and a position for a lightning arrester according to the direct current project main connection schematic diagram, and then generating a lightning arrester schema configuration information file; and completing the modeling of the direct current project network topology equipped with the lightning arrester and the generation of an equivalent circuit diagram by adopting the direct current project main connection schematic diagram as a template and combining the direct current project device information file and the lightning arrester schema configuration information file. The automatic modeling method of the invention presets a typical direct current project network topology module, various device types and equivalent models, and instantiation applications of the direct current project can be completed by just selecting a device type and a parameter configuration by users. Workload amount of the direct current project network topology equivalent and modeling is greatly reduced, and direct current project modeling efficiency is improved.
Description
Technical field
The invention belongs to HVDC (High Voltage Direct Current) transmission system analysis field, be specifically related to a kind of DC transmission engineering network topology method for automatic modeling.
Background technology
China's electrical network is in the high-speed developing period, at present entered Cong great district property electrical network to the stage of national interconnected network transition, along with the enforcement of high voltage dc transmission technology every the West-to-East Electricity Transmission Project, on national network engineering in the widespread use of China and strategy to develop western regions, HVDC Transmission Technology will play leading role in transferring electricity from the west to the east and national network.Meanwhile, DC engineering electric pressure is improved to 800kV by 500kV gradually, even have toward the trend that more voltage levels develops, DC operation mode develops from Dan Huixiang double back gradually, DC transmission system structure becomes increasingly complex, by the problem of bringing in a series of technology and safety, such as DC system fault is more complicated, the loss that fault is brought and system problem are even more serious etc.The Over-voltage Analysis of therefore effectively carrying out DC converter station, reasonably carries out Insulation Coordination design and becomes one of great technological challenge that engineering faces.
In system overvoltage analysis, not only relate to straight-flow system modeling and electro-magnetic transient analog computation, the crucial reasonable equivalence that also relates to equipment.Therefore Power System Analysis is a professional very strong job, needs designer to have solid profession basis.Particularly in high-voltage direct current numerous equipment, complicated system wiring, the multiple method of operation, control system has brought larger difficulty all to its Over-voltage Analysis flexibly.
General electromagnetic transient analysis software is mainly PSCAD (Power Systems Computer Aided Design at present, a business software that Canada releases Manitoba high voltage direct current research centre) and electromagnetic transient simulation software ATP (The Alternative Transients Program, blank is by the leading a global freeware of developing of Bang Weier power office of USDOE (BPA)).The most basic circuit component all only providing due to this two software, for DC engineering network topology, carry out modeling, first user needs to be familiar with especially system element storehouse and direct current transportation characteristic, DC engineering equipment is carried out to rational Equivalent Modeling simultaneously, secondly also need numerous and diverse project data to change into corresponding circuit element parameter, workload is very large.When engineering wiring is more complicated, the workload of modeling is just larger, more easily makes mistakes simultaneously.
Therefore, in order better to instruct user to carry out straight-flow system Over-voltage Analysis, reduce the workload of new construction network topology equivalence difficulty and modeling, the present invention proposes a kind of DC transmission engineering network topology method for automatic modeling.
Summary of the invention
The invention provides a kind of DC engineering network topology method for automatic modeling, object is to simplify the workload of the equivalence of DC engineering network topology and modeling, improves DC engineering modeling efficiency.
A kind of DC engineering network topology method for automatic modeling, preset DC engineering construction module, sub-wiring diagram template, circuit diagram, device model, circuit component model bank and public valve block library, and set up the corresponding relation between DC engineering construction module and sub-wiring diagram template, sub-wiring diagram template and circuit diagram, the method comprises the following steps:
(1) configuring direct current engineering structure information and DC engineering basic electric parameter;
(2) according to DC engineering structural information, load preset DC engineering module, generate DC engineering main electrical scheme schematic diagram;
(3) DC engineering main electrical scheme schematic diagram is associated with to the preset sub-wiring diagram template of its correspondence, load this sub-wiring diagram template with and the device model that relates to, according to the equipment configuration parameter of outside input, from circuit component model bank, select the circuit component that this device model is corresponding, and then generate the DC engineering facility information file that comprises sub-wiring diagram template, device model and circuit component information; This sub-wiring diagram template is associated with to its corresponding prewired circuit figure;
(4) according to DC engineering main electrical scheme schematic diagram, carry out lightning arrester parameter and position configuration, from preset public valve block library, extract the corresponding valve block file of lightning arrester of configuration, the reference voltage U of the lightning arrester configuring according to DC engineering basic electric parameter and lightning arrester calculation of parameter
ref, according to lightning arrester reference voltage level U
refwith the valve block file generated lightning arrester volt-ampere file extracting, and then generate the lightning arrester arrangements message file that comprises lightning arrester position and lightning arrester volt-ampere fileinfo;
(5) take DC engineering main electrical scheme schematic diagram as modeling template, in conjunction with DC engineering facility information file and lightning arrester arrangements message file, complete the DC engineering network topology modeling with Allocation of Lightning Arrester scheme, and then generate DC engineering network topology equivalent circuit diagram according to the DC engineering network topology modeling result prewired circuit figure obtaining associated with step (3).
Further, described DC engineering module comprises sending end alternating current source module, sending end current conversion station module, transmission line of electricity module, receiving end current conversion station module and receiving end alternating current source module.
Further, described DC engineering structural information comprises the DC engineering method of operation, power transmission mode, converter wiring form, DC line and ground electrode circuit shaft tower type.
Further, described DC engineering basic electric parameter comprises rated power P
r, rated voltage U
r, rated current I
r, design Trigger Angle α, design close angle of rupture β, line length l, the highest working voltage U of circuit
dcm, the highest running current I of circuit
dcm, 12 subharmonic current content K
d (12), circuit resistance per unit length value r
dcl, converter power transformer voltage on valve side maximal value U
vmaxwith commutation overshoot factor K
1.
Further, described lightning arrester parameter information comprises lightning arrester type, chargeability, parallel column number, number of units and valve block file.
Technique effect of the present invention is embodied in:
The present invention adopts the form guides user of guide to complete efficiently the configuration of DC engineering essential information.Built-in DC engineering model and device model, the map generalization of DC engineering main electrical scheme can complete automatically, simplifies DC engineering network topology equivalence work.The equipment efficiently of providing convenience configures and Allocation of Lightning Arrester function, automatically generates the DC engineering network topology equivalent circuit diagram for simulation analysis, has reduced the technical requirement of user's modeling, simplifies modeling workload, has improved DC engineering modeling efficiency.
Advantage of the present invention is specially: 1) workable, for the analyst who is unfamiliar with the equivalence of DC engineering system and modeling, also can complete modeling work; 2) efficient, automatically generate the DC engineering network topology equivalent circuit diagram for analyzing; 3) expansion is good, along with the development of HVDC Transmission Technology, can add built-in DC engineering module and device model, realizes the modeling of Novel DC engineering.
Accompanying drawing explanation
Fig. 1 is overall flow block diagram of the present invention;
Fig. 2 is engineering essential information configured logical view;
Fig. 3 is equipment configured logical view;
Fig. 4 is lightning arrester arrangements logic diagram.
Embodiment
A kind of DC engineering network topology method for automatic modeling of the present invention, comprises the following steps:
The 1st step: configuring direct current engineering essential information, automatically generate DC engineering main wiring diagram, specifically comprise:
1.1) according to user's configuration, obtain DC engineering structural information, comprise the DC engineering method of operation, power transmission mode, converter wiring form, DC line and ground electrode circuit shaft tower type, this information is for DC engineering main electrical scheme automatic modeling.
1.2) according to customer parameter configuration, obtain DC engineering basic electric parameter, generate DC engineering essential information file.System basic electric parameter comprises rated power P
r, rated voltage U
r, rated current I
r, design Trigger Angle α, angle of rupture β, line length l, the highest working voltage U of circuit are closed in design
dcm, the highest running current I of circuit
dcm, 12 subharmonic current content K
d (12), circuit resistance per unit length value r
dcl, the voltage on valve side maximal value U of converter power transformer
vmax, commutation overshoot factor K
1;
1.3) the preset DC engineering construction module of bottom, comprising: sending end alternating current source module, sending end current conversion station module, transmission line of electricity module, receiving end current conversion station module and receiving end alternating current source module.Wherein, sending end current conversion station module and receiving end current conversion station module are difference divided into again three submodules according to converter wiring form, are respectively 12 pulse conversion station modules, two twelve-pulse series connection current conversion station module and two twelve-pulse current conversion station module in parallel; Wherein transmission line of electricity module is divided into again three submodules according to shaft tower type difference, is respectively DC line module single time, double back DC line module, alternating current-direct current mixed pressure line module.
1.4) in conjunction with DC engineering structural information, load preset DC engineering module, automatically generate DC engineering main electrical scheme schematic diagram, be the automatic modeling configuration template that supplies a model.For example according to user, configure converter wiring form, determine the concrete sending end/receiving end current conversion station module loading; According to power transmission mode and DC line shaft tower and ground connection polar curve shaft tower type, determine the concrete transmission line of electricity module loading.According to the DC engineering method of operation, according to DC engineering wiring principle, automatically generate single time or double back DC engineering main electrical scheme schematic diagram.
The 2nd step: configuration device, generate DC engineering facility information file, specifically comprise:
2.1) bottom is five large DC engineering modules preset sub-wiring diagram templates respectively.If the sub-wiring diagram of sending end current conversion station/receiving end current conversion station module is to be formed by each equipment connection of current conversion station; The sub-wiring diagram of sending end alternating current source/receiving end alternating current source module is to be formed by connecting by alternating current source equipment and bus; The sub-wiring diagram of DC line module is to be formed by connecting by circuit and shaft tower.Bottom is the preset circuit diagram one to one of the sub-wiring diagram of each DC engineering module simultaneously.
2.2) utilize streptostyly element development technique, implementation level wiring diagram.From DC engineering main electrical scheme schematic diagram, can be associated with respectively the sub-wiring diagram that 5 modules is corresponding.
2.3) add carrier wiring diagram template, load the embedded device model prestoring, user device configuration interface is provided.
2.4) the circuit component model bank of DC engineering all devices that bottom is built-in.According to user's configuration, obtain device type and parameter, it is carried out to instantiation and from the built-in circuit component storehouse of bottom, select the circuit component of relevant device, generate DC engineering facility information file.
As the smoothing reactor equipment in the sub-wiring diagram of sending end current conversion station module, according to user configured smoothing reactor type dry-type air-core reactor, reactor value 300mH selects an inductance element model from underlying device component library, and its inductance value is instantiated as 300mH; Other device instance processes are identical.
2.5) complete concrete device instance process, according to corresponding circuit diagram and the circuitry element of the preset sub-wiring diagram template of DC engineering module, automatically generate the sub-wiring diagram map network topoligical equivalence circuit diagram that DC engineering 5 modules is corresponding.
The 3rd step: configuration lightning arrester scheme and parameter, generate lightning arrester arrangements message file, specifically comprise:
3.1) with reference to the industry standard DL/T 605-1996 of State Grid, " lightning arrester all types and possible configuration position that the HVDC converter substation Insulation Coordination guide rule 》He company standard Q/GDW 144-2006 of State Grid Corporation of China " ± 800kV UHVDC converter station overvoltage protection and Insulation Coordination guide rule " software provides, provide user's Allocation of Lightning Arrester interface.
3.2) the DC engineering main electrical scheme schematic diagram generating based on step 2, configures lightning arrester parameter information by user, comprises lightning arrester type, position, chargeability, parallel column number, number of units and associated valve block file.
3.3) integrating step 1 generates DC engineering essential information file, and the given computing formula of each point lightning arrester providing according to above-mentioned two guide rules is calculated continuous running voltage CCOV and the continuous running voltage peak value PCOV of lightning arrester automatically.
3.4), according to user configured chargeability and the automatic continuous running voltage peak value PCOV calculating, automatically calculate the reference voltage U of lightning arrester
ref=PCOV/ chargeability.
3.5) bottom is preset public valve block library, it comprises the various types of valve block files of Liao Ge producer.The lightning arrester reference voltage level U obtaining according to above-mentioned calculating
refwith user configured valve block file, automatically calculate and generate lightning arrester volt-ampere file.
3.6), in conjunction with Allocation of Lightning Arrester file and lightning arrester file, generate lightning arrester arrangements message file.
The 4th step: take DC engineering main electrical scheme schematic diagram as automatic modeling template, bonding apparatus message file and lightning arrester arrangements message file, complete the DC engineering network topology automatic modeling with Allocation of Lightning Arrester scheme.And then generate DC engineering network topology equivalent circuit diagram according to DC engineering network topology modeling result and network topology equivalent circuit diagram corresponding to sub-wiring diagram.
Below by ± the wide DC transmission engineering of 800kV cloud is example, and by reference to the accompanying drawings, the present invention is further described.
User uses the present invention to the flow process of the wide DC transmission engineering network topology of a cloud automatic modeling as shown in Figure 1.
The 1st step: configuring direct current engineering essential information, automatically generate DC engineering main wiring diagram, engineering essential information configuration logic as shown in Figure 2:
1.1) according to user configuration, obtain DC engineering structural information and be: the DC engineering method of operation is single time; Power transmission mode is pole line; Converter wiring mode is two 12 pulse series; Commutation technique is typical thyristor converter technology; Power transmission earthing pole shaft tower type is direct current Dan Huita; Receiving end ground connection shaft tower type is direct current Dan Huita; Direct-current polar shaft tower type is direct current Dan Huita.
1.2) according to customer parameter configuration, the DC engineering basic electric parameter obtaining is: system basic parameter comprises rated power P
r=5000MW, rated voltage U
r=800kV, rated current I
r=3.125kA, design Trigger Angle α=15 °, angle of rupture β=17 °, line length l=1418km, the highest working voltage U of circuit are closed in design
dcm=816kV, the highest running current I of circuit
dcm=3.795kA, 12 subharmonic current content K
d (12)=0.03, circuit resistance per unit length value r
dcl=13.13 Ω, the voltage on valve side maximal value U of converter power transformer
vmax=235.7kV, commutation overshoot factor K
1=1.17.
1.3), in conjunction with DC engineering structural information, load respectively sending end alternating current source module, the two 12 series connection current conversion station modules of sending end, single time DC line module, the two twelve-pulse series connection of receiving end current conversion station module, receiving end alternating current source module.According to the DC engineering method of operation, automatically generate DC engineering main wiring diagram single time.
The 2nd step: finishing equipment configuration, generate DC engineering facility information file, equipment configuration logic as shown in Figure 3:
2.1) utilize streptostyly element development technique, implementation level wiring diagram.Automatically load the sub-wiring diagram of corresponding DC engineering module.
2.2) add carrier wiring diagram template, load embedded device model, user device configuration interface is provided.
2.3) enter each module level wiring diagram, according to user's configuration device type and parameter, from underlying device component library, select the circuit component of corresponding device, finishing equipment instantiation process.
[1] enter the sub-wiring diagram of the wide sending end alternating current source of cloud module:
● alternating current source: type alternating current source R//L; Line voltage effective value 525kV; Frequency 50Hz: phase angle 0deg; Rise time 0.05s; Resistance R=2160 Ω; Inductance L=151mH.
[2] enter the sub-wiring diagram of the wide sending end current conversion station of cloud module:
● the change of current becomes: type Y/Y (or Y/D); Former side's rated voltage 525kV; Pair side's rated voltage 169.85/ √ 3kV (or 169.85kV); Short-circuit impedance is than 18%
● transverter: type sending end transverter; Thyristor threshold voltage V-igni=0V; Thyristor keeps electric current I-hold=0A; Thyristor removes free time T-deion=0s; Valve conducting resistance Ron=0.01 Ω; Valve damping resistance R=4800 Ω; Damping capacitor C=0.02uF; System frequency 50Hz;
● polar curve smoothing reactor: type dry-type hollow is flat anti-; 2 of flat anti-numbers; Separate unit is put down anti-inductance value 75mH;
● neutral line smoothing reactor: type dry-type hollow is flat anti-; 2 of flat anti-numbers; Separate unit is put down anti-inductance value 75mH;
● DC filter: type TT12/24/45; Capacitor C 1=1.2uF; Inductance L 1=8.65mH; Capacitor C 2=4.17uF; Inductance L 2=12.2mH; Capacitor C 3=2.21uF; Inductance L 3=4.85mH;
● neutral bus electric capacity: capacitor C=15uF;
[3] enter the sub-wiring diagram of DC line module: type is the Jie Mate JMarti model based on frequency dependence; Wire: internal diameter 0cm; External diameter 3.36cm; Resistance 0.04633 Ω; Horizontal level ± 11m; Shaft tower height 33.5m; Span height 17.5m; Heading spacing 45cm; Reference angle 0; Split conductor bundle 6; Ground wire: internal diameter 0cm; External diameter 1.75cm; Resistance 0.7098 Ω; Horizontal level ± 13.5m; Shaft tower height 50m; Span height 39m; Heading spacing 0cm; Reference angle 0; Split conductor bundle 1;
[4] enter the sub-wiring diagram of the wide receiving end current conversion station of cloud module:
● the change of current becomes: type Y/Y (or Y/D); Former side's rated voltage 525kV; Pair side's rated voltage 169.85/ √ 3kV (or 169.85kV); Short-circuit impedance is than 18.5%
● transverter: type sending end transverter; Thyristor threshold voltage V-igni=0V; Thyristor keeps electric current I-hold=0A; Thyristor removes free time T-deion=0s; Valve conducting resistance Ron=0.01 Ω; Valve damping resistance R=4800 Ω; Damping capacitor C=0.02uF; System frequency 50Hz;
● polar curve smoothing reactor: type dry-type hollow is flat anti-; 2 of flat anti-numbers; Separate unit is put down anti-inductance value 75mH;
● neutral line smoothing reactor: type dry-type hollow is flat anti-; 2 of flat anti-numbers; Separate unit is put down anti-inductance value 75mH;
● DC filter: type TT12/24/45; Capacitor C 1=1.2uF; Inductance L 1=8.65mH; Capacitor C 2=4.17uF; Inductance L 2=12.2mH; Capacitor C 3=2.21uF; Inductance L 3=4.85mH;
[5] enter the sub-wiring diagram of the wide receiving end alternating current source of cloud module:
● alternating current source: type alternating current source R//L; Line voltage effective value 525kV; Frequency 50Hz: phase angle 0deg; Rise time 0.05s; Resistance R=2160 Ω; Inductance L=151mH.
2.4) complete concrete device instance process, according to corresponding circuit diagram and the circuitry element of the preset sub-wiring diagram template of DC engineering module, automatically generate the sub-wiring diagram map network topoligical equivalence circuit diagram that DC engineering 5 modules is corresponding.
The 3rd step: configuration lightning arrester scheme and parameter, generate lightning arrester arrangements message file, lightning arrester arrangements logic as shown in Figure 4:
3.1) with reference to the industry standard DL/T 605-1996 of State Grid, " lightning arrester all types and allocation position that the HVDC converter substation Insulation Coordination guide rule 》He company standard Q/GDW 144-2006 of State Grid Corporation of China " ± 800kV UHVDC converter station overvoltage protection and Insulation Coordination guide rule " software provides, provide user's Allocation of Lightning Arrester interface.
3.2) the DC engineering main wiring diagram generating based on step 2, configures lightning arrester parameter information by user, comprises lightning arrester type, position, chargeability, parallel column number, number of units and associated valve block file.As user starts following lightning arrester configuration parameter, A type lightning arrester, chargeability 0.78, parallel column number 4, number of units 4 in parallel, the A of SIEMEMS producer type valve block file; DB/DL type lightning arrester: chargeability 0.724, parallel column number 2, number of units 1 in parallel, the D of SIEMEMS producer type valve block file; A2 type lightning arrester: chargeability 0.95, parallel column number 1, number of units 1 in parallel, the A2 of SIEMEMS producer type valve block file; V1 type: chargeability 0.98, parallel column number 8, number of units 1 in parallel, SIEMEMS producer V-shaped valve sheet file; V2/V3 type lightning arrester: chargeability 0.98, parallel column number 4, number of units 1 in parallel, SIEMEMS producer V-shaped valve sheet file; EM/EL/E2H/E2 type lightning arrester, chargeability/; Parallel column number 4, number of units 1 in parallel, the E of SIEMEMS producer type valve block file;
3.3) integrating step 1 generates DC engineering essential information file, and the given computing formula of each point lightning arrester providing according to above-mentioned two guide rules is calculated continuous running voltage CCOV and the continuous running voltage peak value PCOV of lightning arrester automatically.As A type lightning arrester: MCOV=318kV, PCOV=449kV; DB/DL type lightning arrester: CCOV=PCOV=816kV; E1H type: CCOV=PCOV=141kV; A2 type: CCOV=881kV, PCOV=947kV; V1/V2/V3 type lightning arrester: CCOV=245kV, PCOV=287kV; EM/EL/E2H/E2 type: CCOV=PCOV=49.8kV;
3.4), according to user configured chargeability and the automatic continuous running voltage peak value PCOV calculating, automatically calculate the reference voltage U of lightning arrester
ref=PCOV/ chargeability.A type lightning arrester: reference voltage U
reffor 576kV, parallel column number 4, number of units 4 in parallel; DB/DL lightning arrester: reference voltage U
reffor 1127kV; A2 type lightning arrester: reference voltage U
reffor 1141kV; V1 type lightning arrester: reference voltage U
reffor 346kV; V2/V3 type lightning arrester: reference voltage U
reffor 346kV.
3.5) bottom is preset public valve block library, it comprises the various types of valve block files of Liao Ge producer.The lightning arrester reference voltage level U obtaining according to above-mentioned calculating
refwith user configured valve block file, automatically calculate and generate lightning arrester file.
3.6), in conjunction with Allocation of Lightning Arrester file and lightning arrester file, generate lightning arrester arrangements message file.
The 4th step: take DC engineering main electrical scheme schematic diagram as automatic modeling template, bonding apparatus message file and lightning arrester arrangements message file, complete the DC engineering network topology automatic modeling with Allocation of Lightning Arrester scheme.And then generate DC engineering network topology equivalent circuit diagram according to DC engineering network topology modeling result and network topology equivalent circuit diagram corresponding to sub-wiring diagram.
Those skilled in the art will readily understand; the foregoing is only preferred embodiment of the present invention; not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (5)
1. a DC engineering network topology method for automatic modeling, preset DC engineering construction module, sub-wiring diagram template, circuit diagram, device model, circuit component model bank and public valve block library, and set up the corresponding relation between DC engineering construction module and sub-wiring diagram template, sub-wiring diagram template and circuit diagram, the method comprises the following steps:
(1) configuring direct current engineering structure information and DC engineering basic electric parameter;
(2) according to DC engineering structural information, load preset DC engineering construction module, generate DC engineering main electrical scheme schematic diagram;
(3) DC engineering main electrical scheme schematic diagram is associated with to the preset sub-wiring diagram template of its correspondence, load this sub-wiring diagram template with and the device model that relates to, according to the equipment configuration parameter of outside input, from circuit component model bank, select the circuit component that this device model is corresponding, and then generate the DC engineering facility information file that comprises sub-wiring diagram template, device model and circuit component information; This sub-wiring diagram template is associated with to its corresponding prewired circuit figure;
(4) according to DC engineering main electrical scheme schematic diagram, carry out lightning arrester parameter and position configuration, from preset public valve block library, extract the corresponding valve block file of lightning arrester of configuration, the reference voltage U of the lightning arrester configuring according to DC engineering basic electric parameter and lightning arrester calculation of parameter
ref, according to lightning arrester reference voltage level U
refwith the valve block file generated lightning arrester volt-ampere file extracting, and then generate the lightning arrester arrangements message file that comprises lightning arrester position and lightning arrester volt-ampere fileinfo;
(5) take DC engineering main electrical scheme schematic diagram as modeling template, in conjunction with DC engineering facility information file and lightning arrester arrangements message file, complete the DC engineering network topology modeling with Allocation of Lightning Arrester scheme, and then generate DC engineering network topology equivalent circuit diagram according to the DC engineering network topology modeling result prewired circuit figure obtaining associated with step (3).
2. DC engineering network topology method for automatic modeling according to claim 1, is characterized in that, described DC engineering module comprises sending end alternating current source module, sending end current conversion station module, transmission line of electricity module, receiving end current conversion station module and receiving end alternating current source module.
3. DC engineering network topology method for automatic modeling according to claim 1, is characterized in that, described DC engineering structural information comprises the DC engineering method of operation, power transmission mode, converter wiring form, DC line and ground electrode circuit shaft tower type.
4. DC engineering network topology method for automatic modeling according to claim 1, is characterized in that, described DC engineering basic electric parameter comprises rated power P
r, rated voltage U
r, rated current I
r, design Trigger Angle α, design close angle of rupture β, line length l, the highest working voltage U of circuit
dcm, the highest running current I of circuit
dcm, 12 subharmonic current content K
d (12), circuit resistance per unit length value r
dcl, converter power transformer voltage on valve side maximal value U
vmaxwith commutation overshoot factor K
1.
5. DC engineering network topology method for automatic modeling according to claim 1, is characterized in that, described lightning arrester parameter information comprises lightning arrester type, chargeability, parallel column number, number of units and valve block file.
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| CN104123619B (en) * | 2014-08-08 | 2017-05-24 | 上海利驰软件有限公司 | Method and management system for rapidly generating wiring diagram from DWG format based schematic diagram |
| CN104408219B (en) * | 2014-09-30 | 2017-08-04 | 国家电网公司 | A kind of DC transmission engineering faulty circuit automatic generation method |
| CN106446348A (en) * | 2016-08-31 | 2017-02-22 | 四川创能电力工程有限公司 | Circuit diagram generation method and device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101694939A (en) * | 2009-10-16 | 2010-04-14 | 南方电网技术研究中心 | Converter station insulating co-operating design method of high-pressure direct-current power transmission system |
| CN102185307A (en) * | 2011-04-08 | 2011-09-14 | 中国电力科学研究院 | Insulating configuration method for flexible direct-current transmission system of modularized multi-level transducer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004318351A (en) * | 2003-04-15 | 2004-11-11 | Oki Electric Ind Co Ltd | Semiconductor element and modeling method for circuit network |
-
2012
- 2012-05-02 CN CN201210134891.0A patent/CN102722599B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101694939A (en) * | 2009-10-16 | 2010-04-14 | 南方电网技术研究中心 | Converter station insulating co-operating design method of high-pressure direct-current power transmission system |
| CN102185307A (en) * | 2011-04-08 | 2011-09-14 | 中国电力科学研究院 | Insulating configuration method for flexible direct-current transmission system of modularized multi-level transducer |
Non-Patent Citations (2)
| Title |
|---|
| 何俊佳等.直流输电线路绕击耐雷性能及防护措施试验分析.《高电压技术》.2011,第37卷(第1期), |
| 直流输电线路绕击耐雷性能及防护措施试验分析;何俊佳等;《高电压技术》;20110131;第37卷(第1期);第21-27页 * |
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