CN112564124B - Mobile reactive compensation device and grid-connected automatic lap joint method - Google Patents
Mobile reactive compensation device and grid-connected automatic lap joint method Download PDFInfo
- Publication number
- CN112564124B CN112564124B CN202011394536.8A CN202011394536A CN112564124B CN 112564124 B CN112564124 B CN 112564124B CN 202011394536 A CN202011394536 A CN 202011394536A CN 112564124 B CN112564124 B CN 112564124B
- Authority
- CN
- China
- Prior art keywords
- reactive compensation
- grid
- lap joint
- box body
- disconnecting link
- 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.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/18—Arrangements for adjusting, eliminating or compensating reactive power in networks
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/52—Mobile units, e.g. for work sites
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
-
- 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
- Y02E40/30—Reactive power compensation
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Control Of Electrical Variables (AREA)
Abstract
The invention discloses a movable reactive compensation device and a grid-connected automatic lap joint method, comprising a movable mechanism and a reactive compensation system, wherein the reactive compensation system is arranged at the upper end of the movable mechanism; the reactive compensation system comprises a box body, an isolation disconnecting link, a transformer, a vacuum circuit breaker, a reactor and a capacitor, wherein the isolation disconnecting link is arranged at the left side end in the box body, one end of the isolation disconnecting link is electrically connected with the transformer, the other end of the transformer is sequentially connected with the vacuum circuit breaker and the reactor in series, and the reactor is connected with the wire inlet end of the capacitor.
Description
Technical Field
The invention relates to the technical field of reactive power compensation of power distribution networks, in particular to a movable reactive power compensation device and a grid-connected automatic lap joint method.
Background
The existing reactive compensator is usually fixedly arranged at the bottom end of a bus, the existing lapping method is completed by manual operation, an automatic lapping mode is not available, workers at the upper end and the lower end need to climb to the vicinity of the bus manually, one end of a wiring is in butt joint with the bus, the other end of the wiring is in butt joint with the reactive compensator to realize lapping, the safety is extremely poor, the risk is high, and the possibility that the workers have electric shock or fall down is high, so that a novel device and a novel lapping method are needed to be designed by the workers in the field.
Disclosure of Invention
The invention aims to solve the problem that the invention does not need to climb to the vicinity of a bus manually, one end of a wiring is in butt joint with the bus by workers at the upper end and the lower end, and the other end of the wiring is in butt joint with a reactive compensator to realize lap joint.
In order to solve the problems, the invention provides a movable reactive compensation device, which comprises a movable mechanism and a reactive compensation system, wherein the reactive compensation system is arranged at the upper end of the movable mechanism; the reactive compensation system comprises a box body, an isolation disconnecting link, a transformer, a vacuum circuit breaker, a reactor and a capacitor, wherein the isolation disconnecting link is arranged at the left side end in the box body, one end of the isolation disconnecting link is electrically connected with the transformer, the other end of the transformer is sequentially connected with the vacuum circuit breaker and the reactor in series, and the reactor is connected with the inlet wire end of the capacitor;
the movable reactive power compensation device adopts the following grid-connected automatic lap joint method, and comprises the following steps:
s1, arranging 3 groups of reactive compensation systems, wherein the reactive compensation systems are arranged on three end faces of a box body to form A, B, C three butt joints;
s2, translating the movable reactive compensation device to the bottom end of the grid-connected lapping device, and butting three wiring lines with interfaces of isolation disconnecting links of the A, B, C butt points;
s3, transmitting signals through a signal transmitting module unit in the remote control, receiving the signals by a signal receiving module in the grid-connected lap joint device, transmitting the signals into a system control module, and controlling the start of the grid-connected lap joint device by the system control module so that the reactive compensation system and the bus are automatically overlapped in a grid-connected mode.
Preferably, the box body is provided with a heat dissipation fan.
Preferably, the moving mechanism comprises a moving positioning seat and a moving roller, the box body is fixedly arranged at the inner end of the moving positioning seat, and the bottom end of the moving positioning seat is provided with the moving roller.
Preferably, the reactive compensation system is provided with at least 3 groups.
Preferably, one end of the isolating knife switch is provided with a grid-connected lap joint device and is electrically connected with the isolating knife switch through a wiring, and one end of the grid-connected lap joint device is electrically connected with a bus through a wiring.
Preferably, the grid-connected lapping device is a grid-connected inverter.
By adopting the structure, the beneficial effects of the structure are that:
according to the invention, the grid-connected lap joint of the movable reactive compensation device is adopted as a sphere by taking the grid-connected lap joint device on a circuit as a sphere center, three points are searched at the edge side of the device, so that the three points are simultaneously on the edge of the sphere, namely, A, B, C three butt joints, and straight lines are simultaneously drawn towards the sphere center by the positions of the three points, so that the alignment work of the grid-connected lap joint can be completed as long as the intersection point of extension lines of the three points coincides with the sphere center, the lap joint point of the movable reactive compensation device extends along the direction, the movable reactive compensation device is translated to the bottom end of the grid-connected lap joint device, the three wires are in butt joint with the interfaces of the isolation disconnecting link of the A, B, C butt joints, the grid-connected lap joint can be completed, signals are transmitted to the system control module through the signal transmitting module in a remote control, the system control module controls the grid-connected lap joint device to enable the reactive compensation system to be in automatic lap joint with the bus, workers at the upper end and the lower ends of the bus to be in butt joint mode, the butt joint of the other ends of the movable reactive compensation device and the reactive compensation device can be in the lap joint mode, the lap joint mode is completely safe or the electric shock safety performance is completely achieved, and the lap joint performance is better than the existing technology is realized, and the safety performance is completely spread.
Drawings
FIG. 1 is a schematic diagram of the whole structure of the movable reactive power compensation device and the grid-connected automatic lap joint.
Fig. 2 is a schematic structural diagram of a reactive compensation system.
Fig. 3 is a schematic flow chart of a mobile reactive power compensation device and a grid-connected automatic lapping method.
In the figure: the device comprises a box body 1, an isolating disconnecting link 2, a mutual inductor 3, a vacuum circuit breaker 4, a reactor 5, a capacitor 6, a heat radiation fan 7, a movable positioning seat 8, a movable roller 9, a grid-connected lap joint device 10 and a bus 11.
Detailed Description
The invention is further illustrated by the following figures and examples.
The movable reactive compensation device comprises a movable mechanism and a reactive compensation system, wherein the reactive compensation system is arranged at the upper end of the movable mechanism; the reactive compensation system comprises a box body 1, an isolation disconnecting link 2, a transformer 3, a vacuum circuit breaker 4, a reactor 5 and a capacitor 6, wherein the isolation disconnecting link 2 is arranged at the left side end in the box body 1, one end of the isolation disconnecting link 2 is electrically connected with the transformer 3, the other end of the transformer 3 is sequentially connected with the vacuum circuit breaker 4 and the reactor 5 in series, the reactor 5 is connected with the inlet wire end of the capacitor 6, and a cooling fan 7 is arranged on the box body 1.
The moving mechanism comprises a moving positioning seat 8 and a moving roller 9, wherein the box body 1 is fixedly arranged at the inner end of the moving positioning seat 8, and the bottom end of the moving positioning seat 8 is provided with the moving roller 9.
The reactive compensation system is provided with at least 3 groups, one end of the isolation disconnecting link 2 is provided with a grid-connected lap joint device 10 and is electrically connected with the isolation disconnecting link through a wiring, one end of the grid-connected lap joint device 10 is electrically connected with a bus 11 through the wiring, and the grid-connected lap joint device 10 is a grid-connected inverter.
A grid-connected automatic lap joint method of a movable reactive compensation device comprises the following steps:
s1, arranging 3 groups of reactive compensation systems, wherein the reactive compensation systems are arranged on three end faces of a box body 1 to form A, B, C butt joints;
s2, translating the movable reactive compensation device to the bottom end of the grid-connected lapping device 10, and butting three wires with interfaces of the isolation disconnecting link 2 of the A, B, C three butt joints;
s3, transmitting signals through a signal transmitting module unit in the remote control, receiving the signals by a signal receiving module in the grid-connected lap joint device 10, and transmitting the signals into a system control module, wherein the system control module controls the start of the grid-connected lap joint device 10, so that the reactive compensation system is automatically overlapped with the bus 11 in a grid-connected mode.
In the description of the present invention, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
It should be noted that in the present invention, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The foregoing is only a specific embodiment of the invention to enable those skilled in the art to understand or practice the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a portable reactive power compensator which characterized in that: the reactive compensation system is arranged at the upper end of the moving mechanism; the reactive compensation system comprises a box body (1), an isolation disconnecting link (2), a transformer (3), a vacuum circuit breaker (4), a reactor (5) and a capacitor (6), wherein the isolation disconnecting link (2) is arranged at the left side end in the box body (1), one end of the isolation disconnecting link (2) is electrically connected with the transformer (3), the other end of the transformer (3) is sequentially connected with the vacuum circuit breaker (4) and the reactor (5) in series, and the reactor (5) is connected with the inlet wire end of the capacitor (6);
the movable reactive power compensation device adopts the following grid-connected automatic lap joint method, and comprises the following steps:
s1, arranging 3 groups of reactive compensation systems, wherein the reactive compensation systems are arranged on three end faces of a box body (1) to form A, B, C butt joints;
s2, translating the movable reactive compensation device to the bottom end of the grid-connected lapping device (10), and butting three wires with interfaces of isolation disconnecting links (2) of the A, B, C three butt joints;
s3, transmitting signals through a signal transmitting module unit in the remote control, receiving the signals by a signal receiving module in the grid-connected lap joint device (10), transmitting the signals into a system control module, and controlling and starting the grid-connected lap joint device (10) by the system control module so that the reactive compensation system is automatically overlapped with the bus (11) in a grid-connected mode.
2. The mobile reactive compensation device of claim 1, wherein: the box body (1) is provided with a heat radiation fan (7).
3. The mobile reactive compensation device of claim 1, wherein: the moving mechanism comprises a moving positioning seat (8) and a moving roller (9), wherein the box body (1) is fixedly arranged at the inner end of the moving positioning seat (8), and the moving roller (9) is arranged at the bottom end of the moving positioning seat (8).
4. The mobile reactive compensation device of claim 1, wherein: the reactive compensation system is provided with at least 3 groups.
5. The mobile reactive compensation device of claim 1, wherein: one end of the isolating disconnecting link (2) is provided with a grid-connected lap joint device (10) and is electrically connected with the isolating disconnecting link through a wiring, and one end of the grid-connected lap joint device (10) is electrically connected with a bus (11) through a wiring.
6. The mobile reactive compensation device of claim 5, wherein: the grid-connected lap joint device (10) is a grid-connected inverter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011394536.8A CN112564124B (en) | 2020-12-03 | 2020-12-03 | Mobile reactive compensation device and grid-connected automatic lap joint method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011394536.8A CN112564124B (en) | 2020-12-03 | 2020-12-03 | Mobile reactive compensation device and grid-connected automatic lap joint method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112564124A CN112564124A (en) | 2021-03-26 |
| CN112564124B true CN112564124B (en) | 2023-09-12 |
Family
ID=75047288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011394536.8A Active CN112564124B (en) | 2020-12-03 | 2020-12-03 | Mobile reactive compensation device and grid-connected automatic lap joint method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112564124B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997022169A2 (en) * | 1995-11-30 | 1997-06-19 | Siemens Energy & Automation, Inc. | Voltage based var compensation system |
| CN201038775Y (en) * | 2007-03-20 | 2008-03-19 | 西安森宝电气工程有限公司 | Voltage-regulating capacitance-adjusting type transformer substation reactive automatic compensation device |
| EP2736140A1 (en) * | 2012-11-22 | 2014-05-28 | ABB Technology AG | Adjustable reactive power compensator for power networks |
| CN204290335U (en) * | 2014-12-25 | 2015-04-22 | 国家电网公司 | A kind of static var compensator |
| CN105356306A (en) * | 2015-12-22 | 2016-02-24 | 无锡市锡容电力电器有限公司 | Mounting structure for grouping automatic switching compensation cabinet |
| KR101779909B1 (en) * | 2017-01-19 | 2017-09-20 | 오성기전주식회사 | Electrical panel including automatic power factor compansation system |
| KR20190019562A (en) * | 2017-08-18 | 2019-02-27 | 주식회사 이플러스 | Smart compensation apparatus capable of improving power-factor of leading phase and lagging phase current |
-
2020
- 2020-12-03 CN CN202011394536.8A patent/CN112564124B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997022169A2 (en) * | 1995-11-30 | 1997-06-19 | Siemens Energy & Automation, Inc. | Voltage based var compensation system |
| CN201038775Y (en) * | 2007-03-20 | 2008-03-19 | 西安森宝电气工程有限公司 | Voltage-regulating capacitance-adjusting type transformer substation reactive automatic compensation device |
| EP2736140A1 (en) * | 2012-11-22 | 2014-05-28 | ABB Technology AG | Adjustable reactive power compensator for power networks |
| CN204290335U (en) * | 2014-12-25 | 2015-04-22 | 国家电网公司 | A kind of static var compensator |
| CN105356306A (en) * | 2015-12-22 | 2016-02-24 | 无锡市锡容电力电器有限公司 | Mounting structure for grouping automatic switching compensation cabinet |
| KR101779909B1 (en) * | 2017-01-19 | 2017-09-20 | 오성기전주식회사 | Electrical panel including automatic power factor compansation system |
| KR20190019562A (en) * | 2017-08-18 | 2019-02-27 | 주식회사 이플러스 | Smart compensation apparatus capable of improving power-factor of leading phase and lagging phase current |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112564124A (en) | 2021-03-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106787251B (en) | A kind of Spacecraft Rendezvous docks the radio energy and signal transmission system of grid-connected power supply | |
| CN102645643A (en) | Online calibration system for electronic voltage transformer | |
| CN112564124B (en) | Mobile reactive compensation device and grid-connected automatic lap joint method | |
| CN108233145B (en) | Main feeder line assembly equipment and assembly method thereof | |
| CN204258293U (en) | A kind of communication power supply remote power feeding system | |
| CN102694371A (en) | Intelligent-protection-type dry-type air-core reactor and control method thereof | |
| CN204007873U (en) | Switch cubicle infrared thermal imagery automatic checkout system | |
| CN111969646B (en) | Voltage compensation device, inverter and photovoltaic power generation system | |
| CN105790393B (en) | A kind of wireless charging control system | |
| CN112918642B (en) | Power supply system of underwater robot and underwater operation equipment | |
| CN2597163Y (en) | High-voltage live-wire working device for manipulator | |
| CN109976427B (en) | Power supply system with low standby power consumption | |
| CN104333001A (en) | Distributed series-coupled type power flow controller | |
| CN115987330A (en) | Carrier communication circuit capable of realizing reliable emergency stop | |
| CN114243528A (en) | Energy storage contravariant all-in-one that steps up | |
| CN221007743U (en) | Test system of composite series compensation equipment | |
| CN107069765B (en) | Low-voltage hybrid reactive compensation complete equipment and use method thereof | |
| CN114709865B (en) | Sequential control method based on three-level equipment operation mode adjustment of photovoltaic power station | |
| CN213023366U (en) | Relay protection calibration device | |
| CN215395308U (en) | Insulating arm based on electromagnetic resonance energy supply | |
| CN104092137A (en) | Power transformation equipment thermal force deicing device | |
| CN205544615U (en) | Join in marriage net and salvage auto -power -off equipment | |
| CN110739683A (en) | single-track railway power supply safety guarantee device | |
| CN213279513U (en) | Output voltage adjustable power supply circuit | |
| CN213880100U (en) | CPE with protective structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |