CN202772592U - Containerized STATCOM (Static Synchronous Compensator) device - Google Patents
Containerized STATCOM (Static Synchronous Compensator) device Download PDFInfo
- Publication number
- CN202772592U CN202772592U CN2012204718309U CN201220471830U CN202772592U CN 202772592 U CN202772592 U CN 202772592U CN 2012204718309 U CN2012204718309 U CN 2012204718309U CN 201220471830 U CN201220471830 U CN 201220471830U CN 202772592 U CN202772592 U CN 202772592U
- Authority
- CN
- China
- Prior art keywords
- cabinet
- container
- modules
- control
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000003068 static effect Effects 0.000 title 1
- 230000001360 synchronised effect Effects 0.000 title 1
- 238000012544 monitoring process Methods 0.000 claims abstract description 12
- 238000001816 cooling Methods 0.000 claims abstract description 6
- 238000006243 chemical reaction Methods 0.000 abstract 2
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 239000003990 capacitor Substances 0.000 description 14
- 230000002459 sustained effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 101100365087 Arabidopsis thaliana SCRA gene Proteins 0.000 description 1
- 101000668165 Homo sapiens RNA-binding motif, single-stranded-interacting protein 1 Proteins 0.000 description 1
- 102100039692 RNA-binding motif, single-stranded-interacting protein 1 Human genes 0.000 description 1
- 101150105073 SCR1 gene Proteins 0.000 description 1
- 101100134054 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) NTG1 gene Proteins 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
Images
Classifications
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/10—Flexible AC transmission systems [FACTS]
Landscapes
- Rectifiers (AREA)
Abstract
The utility model discloses a containerized STATCOM device comprising a valve group container and a control container. The valve group container is internally provided with a current conversion chain, a water cooling system and a pulse control cabinet, the current conversion chain is composed of a plurality of serially connected H bridge power units, and the control container is internally provided with a UPS (Uninterrupted Power Supply) cabinet, a low-voltage distribution box, a direct current screen, a fault waveform recording cabinet, a remote monitoring cabinet, a system monitoring cabinet, a system control cabinet and a device control cabinet. The H bridge power unit is composed of two identical phase modules, two identical capacitance modules, a voltage crow bar module and a bypass module, wherein the phase module comprises two serially connected IEGT (Injection Enhanced Gate Transistor) devices, and two input ends of the bypass module are respectively connected with the output ends of the two phase modules. The containerized STATCOM device can realize large capacity output, is very strong in universality and can improve the stability and the reliability of the products greatly.
Description
Technical field
The utility model relates to a kind of STATCOM device, particularly relates to a kind of STATCOM device of container-type.
Background technology
The basic principle of STATCOM exactly will be from the commutation bridge circuit by reactor or be directly parallel on the electrical network, phase place and the amplitude of suitable adjusting bridge circuit AC output voltage, perhaps directly control its ac-side current, make this circuit absorption or send the reactive current that meets the demands, realize the purpose of dynamic passive compensation.
Existing STATCOM device, its structural design are comparatively complicated, and can't realize large volume output, do not have versatility, and its stability and reliability can not get sound assurance.
The utility model content
Based on this, for the problems referred to above, the utility model proposes a kind of STATCOM device of container-type, can realize large volume output, have superpower versatility, can greatly improve stability and the reliability of product.
The technical solution of the utility model is: a kind of STATCOM device of container-type, comprise valve group container and control container, be provided with change of current chain, water-cooling system and pulse control cubicle in the described valve group container, described change of current chain is in series by several H bridge power units, is provided with ups power cabinet, low-voltage distribution cabinet, direct current cabinet, failure wave-recording cabinet, remote monitoring cabinet, system monitoring cabinet, system control cabinet and device control cubicle in the described control container.
Design by container-type, can make the structure of whole STATCOM device become simple, system monitoring cabinet, system control cabinet, device control cubicle and pulse control cubicle can form the control system of STATCOM, and wherein, the system monitoring cabinet mainly is that supervisory control system reaches and extraneous communicating by letter; System control cabinet mainly is responsible for the algorithm that systems control division divides, the control of circuit breaker and water-cooling system and start and stop logic; The device control cubicle mainly is the control algolithm of being responsible for STATCOM, and its function command comes from the protection of system control cabinet and STATCOM body; The pulse control cubicle mainly is to finish the dc-voltage balance algorithm, the modulating wave of each unit is sent to the unit master control borad of valve group.
Therein among embodiment, described H bridge power unit is comprised of two identical phase modules, two identical capacitance modules, voltage crowbar module and bypass modules, described phase module comprises the IEGT device of two series connection, two inputs of described bypass module are connected with the output of two described phase modules respectively, and two bus links of two described phase modules, two bus links of two described capacitance modules and the two bus links of voltage crowbar module of being connected connect respectively positive and negative bus.Guarantee that further the STATCOM device realizes large volume output, superpower versatility and greatly improve stability and the reliability of product.
The beneficial effects of the utility model are: adopt the H bridge power unit, can realize large volume output, have superpower versatility, can greatly improve stability and the reliability of product.
Description of drawings
Fig. 1 is the valve group container distribution map of the described STATCOM device of the utility model embodiment;
Fig. 2 is the control internal container structure chart of the described STATCOM device of the utility model embodiment;
Fig. 3 is the functional-block diagram of H bridge power unit;
Fig. 4 is the circuit theory diagrams of H bridge power unit;
Description of reference numerals:
The 10-phase module, the 20-capacitance module, 30-voltage crowbar module, the 40-bypass module forms.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated.
Embodiment:
As depicted in figs. 1 and 2, a kind of STATCOM device of container-type comprises valve group container and control container, is provided with change of current chain, water-cooling system and pulse control cubicle in the described valve group container.Described change of current chain is in series by several H bridge power units.
As shown in Figure 2, be provided with ups power cabinet, low-voltage distribution cabinet, direct current cabinet, failure wave-recording cabinet, remote monitoring cabinet, system monitoring cabinet, system control cabinet and device control cubicle in the described control container.The device control cubicle comprises device control cubicle I and the device control cubicle II that is set up in parallel, direct current cabinet comprises direct current cabinet I, direct current cabinet II and the direct current cabinet III that is set up in parallel, low-voltage distribution cabinet comprises low-voltage distribution cabinet I, low-voltage distribution cabinet II and the low-voltage distribution cabinet III that is set up in parallel, and the ups power cabinet comprises ups power cabinet I and the ups power cabinet II that is set up in parallel.
As shown in Figure 3, Figure 4, described H bridge power unit is comprised of two identical phase modules 10, two identical capacitance modules 20, voltage crowbar module 30 and bypass modules 40, described phase module 10 comprises the IEGT device of two series connection, two inputs of described bypass module 40 are connected with the output of two described phase modules 10 respectively, and two bus links of two described phase modules 10, two bus links of two described capacitance modules 20 and the two bus links of voltage crowbar module 30 of being connected connect respectively positive and negative bus.Guarantee that further the STATCOM device realizes large volume output, superpower versatility and greatly improve stability and the reliability of product.
As shown in Figure 4, two identical phase modules 10 are labeled as respectively 1# phase module and 2# phase module.
The 1# phase module comprises two identical full-controlled switch device IEGT1, IEGT2, IEGT1 sustained diode 1 in parallel, IEGT2 sustained diode 2 in parallel.Two IEGT devices are cascaded, and middle link leads to output; Each phase module also comprises dc filter capacitor C3, and dc filter capacitor C3 is connected between the positive and negative bus; The 1# phase module also comprises snubber circuit, and snubber circuit is connected across between dc filter capacitor C3 and switching device IEGT1, the IEGT2, and forms in parallel with dc filter capacitor C3, two switching device IEGT1, IEGT2 respectively.
Snubber circuit is made of inductance L 1, resistance R 1, diode D5, capacitor C 1, and diode D5 positive terminal links to each other with inductance L 1, and diode D5 negative pole end links to each other with resistance R 1, and resistance R 1 links to each other with inductance L 1; The negative pole end of diode D5 also connects capacitor C 1, and capacitor C 1 other end is connected with negative busbar.
The 2# phase module comprises two identical full-controlled switch device IEGT3, IEGT4, IEGT3 sustained diode 3 in parallel, IEGT4 sustained diode 4 in parallel.Two IEGT devices are cascaded, and middle link leads to output; Each phase module also comprises dc filter capacitor C4, and the dc filter capacitor place is connected between the positive and negative bus; The 2# phase module also comprises snubber circuit, and snubber circuit is connected across between dc filter capacitor C4 and switching device IEGT3, the IEGT4, and forms in parallel with dc filter capacitor C4, two switching device IEGT3, IEGT4 respectively.
Snubber circuit is made of inductance L 2, resistance R 2, diode D6, capacitor C 2, and diode D6 positive terminal links to each other with inductance L 2, and diode D6 negative pole end links to each other with resistance R 2, and resistance R 2 links to each other with inductance L 2; The negative pole end of diode D6 also connects capacitor C 2, and capacitor C 2 other ends are connected with negative busbar.
Also be provided with a voltage sensor VS1 in the H bridge power unit circuit, voltage sensor VS1 is arranged at the rectification module outlet side, and its two ends are connected on the positive and negative dc bus, for detection of the middle dc voltage of H bridge power unit.
The STATCOM device of the described container-type of the present embodiment, design by container-type, can make the structure of whole STATCOM device become simple, system monitoring cabinet, system control cabinet, device control cubicle and pulse control cubicle can form the control system of STATCOM, wherein, the system monitoring cabinet mainly is that supervisory control system reaches and extraneous communicating by letter; System control cabinet mainly is responsible for the algorithm that systems control division divides, the control of circuit breaker and water-cooling system and start and stop logic; The device control cubicle mainly is the control algolithm of being responsible for STATCOM, and its function command comes from the protection of system control cabinet and STATCOM body; The pulse control cubicle mainly is to finish the dc-voltage balance algorithm, the modulating wave of each unit is sent to the unit master control borad of valve group.
The above embodiment has only expressed embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.
Claims (2)
1. the STATCOM device of a container-type, it is characterized in that, comprise valve group container and control container, be provided with change of current chain, water-cooling system and pulse control cubicle in the described valve group container, described change of current chain is in series by several H bridge power units, is provided with ups power cabinet, low-voltage distribution cabinet, direct current cabinet, failure wave-recording cabinet, remote monitoring cabinet, system monitoring cabinet, system control cabinet and device control cubicle in the described control container.
2. the STATCOM device of container-type according to claim 1, it is characterized in that, described H bridge power unit is comprised of two identical phase modules, two identical capacitance modules, voltage crowbar module and bypass modules, described phase module comprises the IEGT device of two series connection, two inputs of described bypass module are connected with the output of two described phase modules respectively, and two bus links of two described phase modules, two bus links of two described capacitance modules and the two bus links of voltage crowbar module of being connected connect respectively positive and negative bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204718309U CN202772592U (en) | 2012-09-14 | 2012-09-14 | Containerized STATCOM (Static Synchronous Compensator) device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204718309U CN202772592U (en) | 2012-09-14 | 2012-09-14 | Containerized STATCOM (Static Synchronous Compensator) device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202772592U true CN202772592U (en) | 2013-03-06 |
Family
ID=47779135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204718309U Expired - Lifetime CN202772592U (en) | 2012-09-14 | 2012-09-14 | Containerized STATCOM (Static Synchronous Compensator) device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202772592U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108761354A (en) * | 2018-06-20 | 2018-11-06 | 华电电力科学研究院有限公司 | Utilize power plant or the system and method for substation fault oscillograph detecting uninterrupted power supply bypass changeover time |
| CN108990375A (en) * | 2018-07-23 | 2018-12-11 | 南京南瑞继保电气有限公司 | A kind of vehicle-mounted box type water cooling STATCOM device |
| US11050357B2 (en) | 2017-02-21 | 2021-06-29 | Siemens Aktiengesellschaft | Modular multilevel power converter in which electronic components of the converter are arranged on different vehicles |
-
2012
- 2012-09-14 CN CN2012204718309U patent/CN202772592U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11050357B2 (en) | 2017-02-21 | 2021-06-29 | Siemens Aktiengesellschaft | Modular multilevel power converter in which electronic components of the converter are arranged on different vehicles |
| CN108761354A (en) * | 2018-06-20 | 2018-11-06 | 华电电力科学研究院有限公司 | Utilize power plant or the system and method for substation fault oscillograph detecting uninterrupted power supply bypass changeover time |
| CN108990375A (en) * | 2018-07-23 | 2018-12-11 | 南京南瑞继保电气有限公司 | A kind of vehicle-mounted box type water cooling STATCOM device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105119262B (en) | Realize that power quality adjusts the circuit with the active extinguishing arc of small current grounding fault simultaneously | |
| CN103023344B (en) | A kind of general intelligent grid power electronic equipment | |
| CN105207208A (en) | Circuit achieving power flow control and small current ground fault active compensation arc suppression simultaneously | |
| CN202772592U (en) | Containerized STATCOM (Static Synchronous Compensator) device | |
| CN203774792U (en) | High speed railway power quality and traction network voltage integration compensation system | |
| CN102025165A (en) | Transformerless battery energy storing topological structure | |
| CN104734161A (en) | Variable series-connection reactance dynamic voltage-adjustment reactive compensation method and device | |
| CN204465022U (en) | A kind of direct-flow distribution system based on modularization multi-level converter | |
| CN103560523A (en) | Photovoltaic generator set low-voltage ride-through supporting system based on DVR | |
| CN103326373B (en) | Control method of dynamic reactive power compensation device suitable for multi-direct-current feed-in power grid | |
| CN203481839U (en) | Super capacitor dynamic voltage recovery system and power supply system | |
| CN105207495A (en) | Single-phase four-quadrant power unit for cascade connection with in-phase power supply system | |
| CN205092780U (en) | Be used for cophase power supply system can supply cascaded single -phase four -quadrant power unit | |
| CN205753433U (en) | It is applied to the device administering three-phase imbalance of low-voltage distribution network | |
| CN102013696A (en) | Transformer free inductance energy-storing topological structure | |
| CN202084928U (en) | Hybrid compensation filtering cabinet | |
| CN204681098U (en) | A kind of novel dynamic voltage adjustment reactive power compensation topology | |
| CN103515959B (en) | The excellent ripple case of a kind of energy-conserving intelligent filtering compensation metering integrated protection | |
| CN102570499A (en) | Constant-speed constant-frequency wind turbine low-voltage riding-through device and control method | |
| CN101859157A (en) | Current compensation type alternating-current voltage stabilizer | |
| CN204361687U (en) | Many combined parallels static reacance generator | |
| CN202978747U (en) | H-bridge power unit of 35kV container type STATCOM system | |
| CN106329545A (en) | Static var compensator SVG | |
| CN209329971U (en) | A kind of exchange side power dissipation devices | |
| Song et al. | Distributed power flow controller design based-on ETO-light converter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 510600 No. 757 Dongfeng East Road, Guangzhou, Guangdong, Yuexiu District Co-patentee after: Dongguan Power Supply Bureau of Guangdong Power Grid Co., Ltd Patentee after: GUANGDONG POWER GRID Co.,Ltd. Co-patentee after: MONTNETS RONGXIN TECHNOLOGY GROUP CO.,LTD. Address before: 510600 No. 757 Dongfeng East Road, Guangzhou, Guangdong, Yuexiu District Co-patentee before: Dongguan Power Supply Bureau,Guangdong Power Grid Corporation Patentee before: GUANGDONG POWER GRID Corp. Co-patentee before: RONGXIN POWER ELECTRONIC Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200304 Address after: 510600 No. 757 Dongfeng East Road, Guangzhou, Guangdong, Yuexiu District Co-patentee after: Dongguan Power Supply Bureau of Guangdong Power Grid Co., Ltd Patentee after: GUANGDONG POWER GRID Co.,Ltd. Co-patentee after: RONGXIN HUIKO ELECTRIC TECHNOLOGY Co.,Ltd. Address before: 510600 No. 757 Dongfeng East Road, Guangzhou, Guangdong, Yuexiu District Co-patentee before: Dongguan Power Supply Bureau of Guangdong Power Grid Co., Ltd Patentee before: GUANGDONG POWER GRID Co.,Ltd. Co-patentee before: MONTNETS RONGXIN TECHNOLOGY GROUP CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 510600 No. 757 Dongfeng East Road, Guangzhou, Guangdong, Yuexiu District Patentee after: GUANGDONG POWER GRID Co.,Ltd. Patentee after: Dongguan Power Supply Bureau of Guangdong Power Grid Co., Ltd Patentee after: Rongxin Huike Electric Co.,Ltd. Address before: 510600 No. 757 Dongfeng East Road, Guangzhou, Guangdong, Yuexiu District Patentee before: GUANGDONG POWER GRID Co.,Ltd. Patentee before: Dongguan Power Supply Bureau of Guangdong Power Grid Co., Ltd Patentee before: RONGXIN HUIKO ELECTRIC TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130306 |