CN102510087A - Micro-grid experimental system based on hybrid simulation platform - Google Patents
Micro-grid experimental system based on hybrid simulation platform Download PDFInfo
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- CN102510087A CN102510087A CN2011103724887A CN201110372488A CN102510087A CN 102510087 A CN102510087 A CN 102510087A CN 2011103724887 A CN2011103724887 A CN 2011103724887A CN 201110372488 A CN201110372488 A CN 201110372488A CN 102510087 A CN102510087 A CN 102510087A
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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 provides a micro-grid experimental system based on a hybrid simulation platform. A simulation processing unit (1), a digital value I/O (Input/Output) unit (2), a high-speed digital value acquisition unit (3), a high-speed digital value output unit (4), an analog value input unit (5) and an analog value output unit (6) are sequentially connected to form a digital simulation platform, and the whole digital simulation platform is connected with a server. The invention has the benefits that the micro-grid experimental system has the characteristics of both digital simulation and physical simulation, and meanwhile, the digital simulation platform serves as a mirror image of an actual physical system and controls physical equipment, so that flexible control performance is achieved, and the inherent external characteristic of the physical system is ensured.
Description
Technical field
The invention belongs to distributed power generation and microgrid technical field, relate to microgrid experimental system based on the hybrid simulation platform.
Background technology
Current, turn to direction with energy diversification, cleaning, be target to optimize energy resource structure, to advance energy strategy transition, be that the new round energy of characteristic is changed propelling just in the world with clean energy resource and intelligent grid.Important component part as intelligent grid; Microgrid is through making up distributed small-sized or micro generation system, for the comprehensive utilization of the environmentally friendly energy such as regenerative resource such as solar energy, wind energy, biomass energy and natural gas, hydrogen provides a kind of effective technical means.
The microgrid experimental system is the important platform of operation of research microgrid and control technology, if fully by analog physical device build microgrid system, at first is that the hardware construction cost is high; Next is deployable experimental study content relative fixed; Moreover, be unfavorable for obtaining the accurate parameter of microgrid experimental system.The hybrid simulation experimental system then helps overcoming the problems referred to above, for the experimental study of microgrid provides good platform support.
Summary of the invention
The purpose of this invention is to provide the microgrid experimental system based on the hybrid simulation platform, have both the advantage of Digital Simulation and physical simulation simultaneously, the Digital Simulation platform is as the mirror image of actual physics system, the operation conditions of real Time Dynamic Simulation physical system.
The present invention realizes through following technical proposals:
Based on the microgrid experimental system of hybrid simulation platform, this system of the present invention comprises:
A, emulation processing unit, digital quantity input-output unit, high-speed figure amount collecting unit, high-speed figure amount output unit, analog input unit, analog quantity output unit are connected in regular turn by bus; Constitute the Digital Simulation platform, whole Digital Simulation platform is connected with server;
Digital quantity input-output unit in B, the Digital Simulation platform is connected with multi-class workload and simulation synchronous generator respectively with the mode of switching value input and output; High-speed figure amount collecting unit is connected with blower fan current transformer and two way convertor respectively; High-speed figure amount output unit is connected with controller of fan and two way convertor respectively; Analog input unit is connected with microgrid bus M1; The analog quantity output unit is connected with controller of fan, blower fan current transformer and simulation photovoltaic system respectively; Controller of fan is connected with simulation double-fed blower fan respectively with the blower fan current transformer; Wherein simulate double-fed blower fan, two way convertor, simulation synchronous generator, the simulation photovoltaic system is connected with microgrid bus M1 respectively;
Be connected with microgrid bus M1 after C, the automatic control switch parallel connection; K1 is the quick acting switch, is series between microgrid bus M1 and isolating transformer.
The invention has the beneficial effects as follows that the characteristics that provide the microgrid experimental system to have both Digital Simulation and physical simulation simultaneously through the present invention are simultaneously with the mirror image of Digital Simulation platform as the actual physics system.By of the control of Digital Simulation Platform Implementation, have control performance flexibly, and can guarantee the intrinsic external characteristic of physical system physical equipment.
According to the present invention,, can realize to carry out the characteristic analysis under microgrid fault, the short-circuit conditions to realizing the equivalence research of microgrid based on the microgrid experimental system of hybrid simulation platform.Simultaneously, the control of physical equipment is realized by the Digital Simulation platform, thereby have good whole property, flexibility.
Below in conjunction with accompanying drawing and the further detailed explanation of specific embodiment specific embodiments of the invention.
Description of drawings
Fig. 1 is a syndeton sketch map of the present invention;
Fig. 2 microgrid experimental system information interaction sketch map.
Embodiment
Based on the microgrid experimental system of hybrid simulation platform, this system of the present invention comprises:
A, emulation processing unit 1, digital quantity input-output unit 2, high-speed figure amount collecting unit 3, high-speed figure amount output unit 4, analog input unit 5, analog quantity output unit 6 are connected in regular turn by bus; Constitute the Digital Simulation platform, whole Digital Simulation platform is connected with server;
Digital quantity input-output unit 2 in B, the Digital Simulation platform is connected with multi-class workload 11 and simulation synchronous generator 10 respectively with the mode of switching value input and output; High-speed figure amount collecting unit 3 is connected with blower fan current transformer 9 and two way convertor 12 respectively; High-speed figure amount output unit 4 is connected with controller of fan 8 and two way convertor 12 respectively; Analog input unit 5 is connected with microgrid bus M1; Analog quantity output unit 6 is connected with controller of fan 8, blower fan current transformer 9 and simulation photovoltaic system 13 respectively; Controller of fan 8 is connected with simulation double-fed blower fan 7 respectively with blower fan current transformer 9; Wherein simulate double-fed blower fan 7, two way convertor 12, simulation synchronous generator 10, simulation photovoltaic system 13 is connected with microgrid bus M1 respectively;
C, automatic control switch F1, F2, F3, F4 is connected with microgrid bus M1 after the F5 parallel connection; K1 is the quick acting switch, is series between microgrid bus M1 and isolating transformer.
The embodiment of microgrid experimental system, dynamic by the Digital Simulation platform according to result of calculation and operation, physical equipment is coordinated control:
Digital quantity input-output unit 2 in the Digital Simulation platform is connected with multi-class workload 11 and simulation synchronous generator 10 with the mode of switching value input and output; High-speed figure amount collecting unit 3 is connected with blower fan current transformer 9 and two way convertor 12; High-speed figure amount output unit 4 is connected with controller of fan 8 and two way convertor 12; Analog input unit 5 is connected with microgrid bus M1; Analog quantity output unit 6 is connected with controller of fan 8 and simulation photovoltaic system 13.
The function of microgrid experimental system is following:
1) for like Fig. 1, structure shown in Figure 2 is during the external electrical network fault; K1 opens by Digital Simulation platform control static switch, and microgrid transfers lonely net pattern to by the pattern of being incorporated into the power networks, and is normal if external electrical network is recovered; K1 switch closure then, microgrid transfers the pattern of being incorporated into the power networks to again by orphan's pattern of netting.
2) energy storage is used to simulate controlled distribution formula power supply with two-way inverter, therefore can accept outside power instruction and voltage, frequency instruction.
3) synchronous generator is used to simulate the conventional power generation usage power supply.
When 4) emergent power fluctuates on the interconnection between microgrid and the local power grid, carry out interconnection power detection and control by the Digital Simulation platform.
5) the Digital Simulation platform goes out outside electric network fault according to the evaluation algorithm fast detecting, realizes microgrid and the quick switching controls of external electrical network interface, guarantees in the short as far as possible time, microgrid to be separated with external electrical network fast.
6) idle support function.When microgrid operates in idle support function pattern, should be able to realize two-way control with the idle exchange of external electrical network.
Microgrid laboratory control room Digital Simulation platform is as bottom controller, and application server is the tension management system.
The Digital Simulation platform is the breadboard low layer of a microgrid control core, realize to microgrid data acquisition, be incorporated into the power networks/off-the-line control, function such as safe and stable operation control, and can accept the instruction that application server issues and carry out the control of power, voltage.Realization is to the start-up control of synchronous device.The Digital Simulation platform adopts hardware systems, the real time operating system with high speed processing ability; Be responsible for gathering isolating transformer high-pressure side, M1 busbar voltage; The electric current of K1, F1～F5, the position of the switch of keeping watch on K1, F1～F5, control K1, the F1～branch of F5 switch, closing operation.
Digital Simulation platform simulation wind, photovoltaic power curve are issued to double-fed controller of fan, simulation photovoltaic system, thus the wind of output pulsation, light power generation characteristics.
The high-speed figure amount input module of Digital Simulation platform can be gathered the brachium pontis trigger impulse of blower fan current transformer and two way convertor, carries out the synchronization simulation analysis; High-speed figure amount input module can trigger the power electronics brachium pontis of blower fan current transformer and two way convertor with the mode of simulation result with trigger impulse, the correctness of checking Simulation Control strategy.
The Digital Simulation platform carries out full dynamic simulation to physical equipment, but also the operation of emulation microgrid experimental system is dynamic, and can compare with realizing the physical equipment running status, carries out parameter identification automatically, thereby has good simulation accuracy.
Claims (1)
1. based on the microgrid experimental system of hybrid simulation platform, it is characterized in that this system comprises:
A, emulation processing unit (1), digital quantity input-output unit (2), high-speed figure amount collecting unit (3), high-speed figure amount output unit (4), analog input unit (5), analog quantity output unit (6) are connected in regular turn by bus; Constitute the Digital Simulation platform, whole Digital Simulation platform is connected with server;
Digital quantity input-output unit (2) in B, the Digital Simulation platform is connected with multi-class workload (11) and simulation synchronous generator (10) respectively with the mode of switching value input and output; High-speed figure amount collecting unit (3) is connected with blower fan current transformer (9) and two way convertor (12) respectively; High-speed figure amount output unit (4) is connected with controller of fan (8) and two way convertor (12) respectively; Analog input unit (5) is connected with microgrid bus M1; Analog quantity output unit (6) is connected with controller of fan (8), blower fan current transformer (9) and simulation photovoltaic system (13) respectively; Controller of fan (8) is connected with simulation double-fed blower fan (7) respectively with blower fan current transformer (9); Wherein simulate double-fed blower fan (7), two way convertor (12), simulation synchronous generator (10), simulation photovoltaic system (13) is connected with microgrid bus M1 respectively;
C, automatic control switch (F1, F2, F3, F4, F5) parallelly connected then being connected with microgrid bus M1; K1 is the quick acting switch, is series between microgrid bus M1 and isolating transformer.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103257593A (en) * | 2013-05-30 | 2013-08-21 | 上海交通大学 | Numerical physical hybrid simulation system of grid-connected photovoltaic power generating system |
| CN103956775A (en) * | 2014-05-20 | 2014-07-30 | 上海电气集团股份有限公司 | Micro-grid analogue simulation system based on real-time digital simulation platform |
| CN104662541A (en) * | 2012-08-10 | 2015-05-27 | 科姆索公司 | System and method for creating application interfaces for forming and solving problems in a modeling system |
| CN105182791A (en) * | 2015-07-31 | 2015-12-23 | 南方电网科学研究院有限责任公司 | RTDS-based digital-physical hybrid simulation system of photovoltaic power generation system |
| CN110829438A (en) * | 2019-10-10 | 2020-02-21 | 中国电力科学研究院有限公司 | System and method for dynamically simulating bus voltage fluctuation |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201654170U (en) * | 2010-04-29 | 2010-11-24 | 浙江省电力试验研究院 | Comprehensive micro net experimental system |
| CN102074953A (en) * | 2010-12-10 | 2011-05-25 | 天津天大求实电力新技术股份有限公司 | Double-purpose micro-grid system structure used for power supply and experiment |
-
2011
- 2011-11-22 CN CN2011103724887A patent/CN102510087A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201654170U (en) * | 2010-04-29 | 2010-11-24 | 浙江省电力试验研究院 | Comprehensive micro net experimental system |
| CN102074953A (en) * | 2010-12-10 | 2011-05-25 | 天津天大求实电力新技术股份有限公司 | Double-purpose micro-grid system structure used for power supply and experiment |
Non-Patent Citations (3)
| Title |
|---|
| 丁明等: "微网研究中的关键技术", 《电网技术》, vol. 33, no. 11, 30 June 2009 (2009-06-30), pages 6 - 11 * |
| 杨占刚: "微网实验***研究", 《中国博士学位论文全文数据库 工程科技II辑》, no. 10, 31 October 2011 (2011-10-31), pages 64 - 77 * |
| 茆美琴等: "多能源发电微网实验平台及其能量管理信息集成", 《电力***自动化》, vol. 34, no. 1, 10 January 2010 (2010-01-10), pages 106 - 110 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104662541A (en) * | 2012-08-10 | 2015-05-27 | 科姆索公司 | System and method for creating application interfaces for forming and solving problems in a modeling system |
| CN104662541B (en) * | 2012-08-10 | 2018-02-06 | 科姆索公司 | Create the System and method for for being used for the Application Program Interface of generation and Solve problems in modeling |
| CN103257593A (en) * | 2013-05-30 | 2013-08-21 | 上海交通大学 | Numerical physical hybrid simulation system of grid-connected photovoltaic power generating system |
| CN103956775A (en) * | 2014-05-20 | 2014-07-30 | 上海电气集团股份有限公司 | Micro-grid analogue simulation system based on real-time digital simulation platform |
| CN105182791A (en) * | 2015-07-31 | 2015-12-23 | 南方电网科学研究院有限责任公司 | RTDS-based digital-physical hybrid simulation system of photovoltaic power generation system |
| CN110829438A (en) * | 2019-10-10 | 2020-02-21 | 中国电力科学研究院有限公司 | System and method for dynamically simulating bus voltage fluctuation |
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Application publication date: 20120620 |