CN104993381A - Full-digital control low-cost large-power harmonic compensation cabinet body - Google Patents
Full-digital control low-cost large-power harmonic compensation cabinet body Download PDFInfo
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- CN104993381A CN104993381A CN201510446196.1A CN201510446196A CN104993381A CN 104993381 A CN104993381 A CN 104993381A CN 201510446196 A CN201510446196 A CN 201510446196A CN 104993381 A CN104993381 A CN 104993381A
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- cabinet
- long
- inner frame
- digital control
- full
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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
- 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
- Y02E40/40—Arrangements for reducing harmonics
Abstract
The invention relates to a full-digital control low-cost large-power harmonic compensation cabinet body, which comprises an inner frame. The front part of the inner frame is provided with a front cabinet door, an upper cabinet door with a fan is arranged at the upper part of the rear part, and a rear cabinet door is arranged at the lower part of the rear part. Middle parts at two sides of the inner frame are provided with long longitudinal beams, a long cross beam is arranged between the top part and the middle part of each long longitudinal beam; an upper long cross beam and a lower long cross beam are arranged at the middle part and the lower part of each of two horizontal sides of the inner frame, a mounting longitudinal beam is arranged between middle parts of the upper two long cross beams, multiple channel steels are arranged between lower two groups of long cross beams, multiple short cross beams are arranged between the mounting longitudinal beam and one long longitudinal beam, the front surface of the upper two long cross beams is provided with a main power unit and the back surface is provided with an auxiliary power unit, the front surface of each short cross beam is provided with a circuit breaker and a contactor and the back surface is provided with a power regulator and an isolation transformer, multiple reactors are arranged on two layers of channel steels, and the side part of the inner frame is provided with a terminal row.
Description
Technical field
The invention belongs to electrical control cubicles technical field, particularly relate to a kind of full-digital control low cost high power harmonic compensation cabinet.
Background technology
At present, cabinet body structure for electric power pollution control system is generally contained in standard cabinet, be convenient to new construction and cabinet use, its equipment mounting electronic device and high-power high-frequency device load in mixture, producing high temperature when high-power high-frequency device long-play can cause local ambient temperature to raise, high power device can produce high frequency magnetic field when running, the normal operation of interference total digital controller, and its high frequency produced not only has influence on the normal operation that self also can cause other equipment.
Summary of the invention
The present invention provides a kind of by optimizing cabinet body structure and internal components layout to reduce high power device and produce electromagnetism to electronic device and heat is disturbed, adapted to engineered full-digital control low cost high power harmonic compensation cabinet for solving in known technology the technical problem that exists.
The technical scheme that the present invention takes for the technical problem existed in solution known technology is: full-digital control low cost high power harmonic compensation cabinet comprises inner frame, panel is provided with on the top of inner frame, bottom, left side and right side, be provided with in the front portion of inner frame above front cabinet door, rear portion and be provided with Over-The-Counter door, the below at rear portion is provided with rear cabinet door, Over-The-Counter door is provided with fan; At two middle side parts of inner frame, a long longeron is respectively installed, a long beam is respectively installed between the top and middle part of two long longerons, in the middle and lower part of the inner frame left and right sides, upper and lower two long beams are respectively installed, in erection between the middle part of two long beams of top, installation longeron is installed, between two group leader's crossbeams of below all erection many channel-section steels are installed, installation longeron and and wherein between a long longeron, multiple tail trimmer is installed; In erection between the front of two long beams of top, erection between main power cell, the back side is installed and Auxiliary Power Unit is installed, in the front of each tail trimmer, circuit breaker is installed and contactor, the back side are provided with power regulator and isolating transformer, two-layer channel-section steel is provided with multiple reactance; Terminal board is installed with at the sidepiece of inner frame.
Advantage of the present invention and good effect are: the full-digital control low cost high power harmonic compensation cabinet that the invention provides a kind of structural design advantages of simple, be applied in full-digital control high-power harmonic compensation electric power system field, possess and follow the function that business electrical load carries out auto-compensation adjustment.Compared with existing cabinet device, the technical program is by optimizing the layout of inner electric elements and optimizing the layout in internal cooling air channel, significantly reduce electromagnetic interference and heat interference that high power device produces electronic component, improve the job stability of whole electric power system and the quality of power supply.Meanwhile, the cabinet after optimization of inside structure becomes miniaturized, and in the power supply unit upgrading process of enterprise, the cabinet of this miniaturization more can adapt to narrow space originally, achieves the technique effect arranging high-power electric appliance in narrow space.
Preferably: main power cell and Auxiliary Power Unit separately individual packages are casing, casing is made up of all around four blocks of side plates, between the middle part of the two blocks of side plates in left and right, be provided with installation dividing plate the inner chamber of casing is divided into former and later two chambers, at the top of the chamber being positioned at rear portion, radiator fan is installed, the inwall of side plate being positioned at rear portion is provided with radiator and multiple large bulk capacitance, multiple IGBT is installed on a heat sink, in the front of installing dividing plate, current/voltage Hall element and IGBT drive plate is installed.
Preferably: the total digital controller controlling main power cell and Auxiliary Power Unit is also installed in the front of the installation dividing plate of main power cell.
Preferably: on front cabinet door, be provided with the touch-screen, indicator light and the control button that are connected with the Digital Control plate of main power cell, indicator light comprises power on indicator light and run indicator, and control button comprises start button and stop button.
Preferably: tail trimmer is four, contactor is two, circuit breaker top long beam and above tail trimmer front between, first contactor between the front of two tail trimmers in middle part, second contactor be between below tail trimmer and the front of middle part long beam; Power regulator is between the back side of two tail trimmers in top, and isolating transformer is between the back side of two tail trimmers in below.
Preferably: the quantity of reactor is 8, and two-layer channel-section steel is respectively provided with 4.
Preferably: ventilation fence before the bottom in cabinet front is provided with, rear venting grid are provided with in the bottom at the cabinet back side.
Preferably: be provided with the entrance hole with turriform elastic tape in the bottom of cabinet side panel, the panel of bottom of cabinet bulk offers the wire hole with turriform elastic tape.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present invention;
Fig. 2 is backsight structural representation of the present invention;
Fig. 3 is main TV structure schematic diagram when chamber door is opened before the present invention;
Fig. 4 is backsight structural representation when chamber door is opened after the present invention;
Fig. 5 is the left TV structure schematic diagram after the present invention removes cabinet panel;
Fig. 6 is the diagrammatic side-view cross-sectional structural representation of power cell in the present invention;
Fig. 7 is power cell removal front side plate and the main TV structure schematic diagram after installing dividing plate in the present invention;
Fig. 8 is the main TV structure schematic diagram of the installation dividing plate of power cell in the present invention.
In figure: 1, panel; 2, touch-screen; 3, indicator light; 4, control button; 5, front cabinet door; 6, front ventilation fence; 7, Over-The-Counter door; 8, fan; 9, rear cabinet door; 10, rear venting grid; 11, inner frame; 12, long beam; 13, main power cell; 14, longeron is installed; 15, tail trimmer; 16, circuit breaker; 17, contactor; 18, terminal board; 19, reactor; 20, long longeron; 21, channel-section steel; 22, power regulator; 23, isolating transformer; 24, Auxiliary Power Unit; 25, radiator fan; 26, side plate; 27, dividing plate is installed; 28, radiator; 29, IGBT; 30, large bulk capacitance; 31, current/voltage Hall element; 32, IGBT drive plate; 33, total digital controller.
Embodiment
For summary of the invention of the present invention, Characteristic can be understood further, hereby exemplify following examples and be described in detail as follows:
Refer to Fig. 1 and Fig. 2, the present invention includes inner frame 11, inner frame 11 is built by section bar.Be provided with panel 1 on the top of inner frame 11, bottom, left side and right side, be provided with in the front portion of inner frame 11 above front cabinet door 5, rear portion and be provided with Over-The-Counter door 7, the below at rear portion is provided with rear cabinet door 9, Over-The-Counter door 7 is provided with fan 8.Wherein, front cabinet door 5 can be chosen for side and open the door, and rear cabinet door 9 can be chosen for clamshell doors so that open cabinet to carry out dismounting and debugging from rear portion to electric elements.Fan 8 is for discharging the thermal current of cabinet inside to reduce the temperature of cabinet inside, and avoid the heat between electric elements to disturb, fan 8 can be chosen for high-power quiet aerofoil fan, ensures powerful air draft ability.
In order to form an air communication passage at cabinet inner chamber, in the present embodiment before the bottom in cabinet front is provided with ventilation fence 6, rear venting grid 10 are provided with in the bottom at the cabinet back side, extraneous cold air enters cabinet inner chamber via two ventilation fences, upwards circulate under the driving of top fan 8, the electric elements installing zone through middle part is taken away heat and finally to be discharged by top.
Refer to Fig. 3 to Fig. 5, at two middle side parts of inner frame 11, a long longeron 20 is respectively installed, between the top and middle part of two long longerons 20, a long beam 12 is respectively installed, in the middle and lower part of inner frame 11 left and right sides, upper and lower two long beams 12 are respectively installed, be provided with in erection between the middle part of two long beams 12 of top and longeron 14 is installed, between two group leader's crossbeams 12 of below all erection many channel-section steels 21 are installed, at installation longeron 14 and and be wherein provided with multiple tail trimmer 15 between a long longeron 20.Above-mentioned each long longeron 20, long beam 12, tail trimmer 15 and channel-section steel 21 constitute electric elements and install fixing supporting structure.
In erection between the front of two long beams 12 of top, erection between main power cell 13, the back side is installed and Auxiliary Power Unit 24 is installed, from top to bottom be provided with successively in the front of each tail trimmer 15 between circuit breaker 16 and contactor 17, the back side and power regulator 22 and isolating transformer 23 are from top to bottom installed successively, the two-layer channel-section steel 21 being positioned at below is provided with multiple reactor 19; Have employed connecting plate at the sidepiece of inner frame 11 and be installed with terminal board 18.
In the present embodiment, tail trimmer 15 is four, contactor 17 is two, circuit breaker 16 top long beam 12 and above tail trimmer 15 front between, first contactor 17 between the front of two tail trimmers 15 in middle part, second contactor 17 be between below tail trimmer 15 and the front of middle part long beam 12; Power regulator 22 is between the back side of two tail trimmers 15 in top, and isolating transformer 23 is between the back side of two tail trimmers 15 in below.
In the present embodiment, the quantity of reactor 19 is 8, and two-layer channel-section steel 21 is respectively provided with 4.
Main power cell 13 and Auxiliary Power Unit 24 separately individual packages are casing, and casing is made up of all around four blocks of side plates 26, are provided with to install dividing plate 27 inner chamber of casing is divided into former and later two chambers between the middle part of the two blocks of side plates 26 in left and right.At the top of the chamber being positioned at rear portion, radiator fan 25 is installed, the inwall of side plate 26 being positioned at rear portion is provided with radiator 28 and multiple large bulk capacitance 30, radiator 28 is provided with multiple IGBT29, in the front of installing dividing plate 27, current/voltage Hall element 31 and IGBT drive plate 32 is installed.
The total digital controller 33 controlling main power cell 13 and Auxiliary Power Unit 24 is also installed in the front of the installation dividing plate 27 of main power cell 13.
The electric elements of main power cell 13 and Auxiliary Power Unit 24 to be encapsulated in respective casing and the effect adopting mode back-to-back to install is: can avoid producing the heat interference to each other between the two, encapsulate casing self simultaneously and form cooling air channel.Particularly: the upper and lower side of casing is all uncovered, radiator fan 25 is chosen for aerofoil fan, during work, the air pump of cabinet inner chamber is fed into the inner chamber of casing, the heat of box house is taken away, coordinate with the powerful fan 8 of cabinet rear upper, the speed of lifting cabinet intracoelomic cavity air current flow, reaches the technique effect of air blast cooling.
Front cabinet door 5 is provided with the touch-screen 2, indicator light 3 and the control button 4 that are connected with the Digital Control plate of main power cell 13, and indicator light 2 comprises power on indicator light and run indicator, and control button 4 comprises start button and stop button.
In the present embodiment, the entrance hole be provided with turriform elastic tape in the bottom of cabinet side panel 1 is arranged for inlet wire, and on the panel 1 of bottom of cabinet bulk, the wire hole offered with turriform elastic tape is arranged for outlet.
Claims (8)
1. a full-digital control low cost high power harmonic compensation cabinet, it is characterized in that: comprise inner frame (11), at the top of inner frame (11), bottom, left side and right side be provided with panel (1), be provided with front cabinet door (5) in the front portion of inner frame (11), the top at rear portion is provided with Over-The-Counter door (7), the below at rear portion is provided with rear cabinet door (9), and Over-The-Counter door (7) is provided with fan (8), at two middle side parts of inner frame (11), a long longeron (20) is respectively installed, a long beam (12) is respectively installed between the top and middle part of two long longerons (20), upper and lower two long beams (12) are respectively installed in the middle and lower part of inner frame (11) left and right sides, between the middle part of two long beams (12) above being positioned at, erection is provided with and installs longeron (14), between the two group leader's crossbeams (12) being positioned at below, all erection is provided with many channel-section steels (21), installation longeron (14) and and wherein between a long longeron (20), multiple tail trimmer (15) is installed, between the front of two long beams (12) above being positioned at, erection is provided with erection between main power cell (13), the back side and is provided with Auxiliary Power Unit (24), circuit breaker (16) is installed in the front of each tail trimmer (15) and contactor (17), the back side are provided with power regulator (22) and isolating transformer (23), two-layer channel-section steel (21) is provided with multiple reactor (19), terminal board (18) is installed with at the sidepiece of inner frame (11).
2. full-digital control low cost high power harmonic compensation cabinet as claimed in claim 1, it is characterized in that: main power cell (13) and Auxiliary Power Unit (24) separately individual packages are casing, casing is made up of all around four pieces of side plates (26), between the middle part of the two pieces of side plates (26) in left and right, be provided with installation dividing plate (27) inner chamber of casing is divided into former and later two chambers, radiator fan (25) is installed at the top of the chamber being positioned at rear portion, the inwall of side plate (26) being positioned at rear portion is provided with radiator (28) and multiple large bulk capacitance (30), radiator (28) is provided with multiple IGBT (29), in the front of installing dividing plate (27), current/voltage Hall element (31) and IGBT drive plate (32) are installed.
3. full-digital control low cost high power harmonic compensation cabinet as claimed in claim 2, is characterized in that: be also provided with the total digital controller (33) controlling main power cell (13) and Auxiliary Power Unit (24) in the front of the installation dividing plate (27) of main power cell (13).
4. full-digital control low cost high power harmonic compensation cabinet as claimed in claim 2, it is characterized in that: on front cabinet door (5), be provided with the touch-screen (2), indicator light (3) and the control button (4) that are connected with the Digital Control plate of main power cell (13), indicator light (3) comprises power on indicator light and run indicator, and control button (4) comprises start button and stop button.
5. full-digital control low cost high power harmonic compensation cabinet as claimed in claim 1, it is characterized in that: tail trimmer (15) is four, contactor (17) is two, circuit breaker (16) is positioned between top long beam (12) with the front of top tail trimmer (15), between the front that first contactor (17) is positioned at two tail trimmers (15) in middle part, second contactor (17) be positioned at below between tail trimmer (15) and the front of middle part long beam (12); Power regulator (22) is positioned between the back side of two tail trimmers (15) in top, and isolating transformer (23) is positioned between the back side of two tail trimmers (15) in below.
6. full-digital control low cost high power harmonic compensation cabinet as claimed in claim 1, is characterized in that: the quantity of reactor (19) is 8, and two-layer channel-section steel (21) is respectively provided with 4.
7. full-digital control low cost high power harmonic compensation cabinet as claimed in claim 1, is characterized in that: ventilation fence (6) before the bottom in cabinet front is provided with, is provided with rear venting grid (10) in the bottom at the cabinet back side.
8. full-digital control low cost high power harmonic compensation cabinet as claimed in claim 1, it is characterized in that: be provided with the entrance hole with turriform elastic tape in the bottom of cabinet side panel (1), the panel (1) of bottom of cabinet bulk offers the wire hole with turriform elastic tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510446196.1A CN104993381B (en) | 2015-07-24 | 2015-07-24 | Full-digital control low cost high power harmonic compensation cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510446196.1A CN104993381B (en) | 2015-07-24 | 2015-07-24 | Full-digital control low cost high power harmonic compensation cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104993381A true CN104993381A (en) | 2015-10-21 |
| CN104993381B CN104993381B (en) | 2017-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510446196.1A Expired - Fee Related CN104993381B (en) | 2015-07-24 | 2015-07-24 | Full-digital control low cost high power harmonic compensation cabinet |
Country Status (1)
| Country | Link |
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| CN (1) | CN104993381B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108110659A (en) * | 2018-01-23 | 2018-06-01 | 江西力天机械有限公司 | A kind of easy access and the harmonic elimination compensating cabinet of heat dissipation |
| CN108541178A (en) * | 2018-06-20 | 2018-09-14 | 天津市百利开关设备有限公司 | A kind of Engineering Control cabinet |
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| CN203895785U (en) * | 2014-06-17 | 2014-10-22 | 上海伊田机电科技有限公司 | Assembled power cabinet |
| CN104466987A (en) * | 2014-12-18 | 2015-03-25 | 江苏方程电力科技有限公司 | Novel intelligent dynamic hybrid reactive power compensation device |
| CN204835217U (en) * | 2015-07-24 | 2015-12-02 | 天津百利机械装备集团有限公司中央研究院 | Low -cost high -power harmonic compensation cabinet of full -digital control body |
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2015
- 2015-07-24 CN CN201510446196.1A patent/CN104993381B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201113773Y (en) * | 2007-08-17 | 2008-09-10 | 广州智光电机有限公司 | High radiation structure power unit box |
| CN201478996U (en) * | 2009-09-01 | 2010-05-19 | 合肥阳光电源有限公司 | Component placing structure in main circuit cabinet of converter device |
| CN202050162U (en) * | 2011-01-26 | 2011-11-23 | 成都科星电力电器有限公司 | Low voltage switch and control device and general cabinet frame thereof |
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| US20130314850A1 (en) * | 2012-05-25 | 2013-11-28 | Toshiba Mitsubishi-Electric Industrial Systems Corporation | Switchboard and cooling method thereof |
| CN203895785U (en) * | 2014-06-17 | 2014-10-22 | 上海伊田机电科技有限公司 | Assembled power cabinet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108110659A (en) * | 2018-01-23 | 2018-06-01 | 江西力天机械有限公司 | A kind of easy access and the harmonic elimination compensating cabinet of heat dissipation |
| CN108541178A (en) * | 2018-06-20 | 2018-09-14 | 天津市百利开关设备有限公司 | A kind of Engineering Control cabinet |
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| Publication number | Publication date |
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| CN104993381B (en) | 2017-07-18 |
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Granted publication date: 20170718 Termination date: 20200724 |