CN102510203A - Converter device of MW (Megawatt) excitation wind power unit - Google Patents
Converter device of MW (Megawatt) excitation wind power unit Download PDFInfo
- Publication number
- CN102510203A CN102510203A CN2011103856956A CN201110385695A CN102510203A CN 102510203 A CN102510203 A CN 102510203A CN 2011103856956 A CN2011103856956 A CN 2011103856956A CN 201110385695 A CN201110385695 A CN 201110385695A CN 102510203 A CN102510203 A CN 102510203A
- Authority
- CN
- China
- Prior art keywords
- cabinet
- base plate
- water
- air channel
- air
- 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.)
- Granted
Links
Images
Landscapes
- Inverter Devices (AREA)
Abstract
The invention discloses a converter device of an MW (Megawatt) excitation wind power unit, which comprises a converter unit cabinet, a machine side cabinet and a grid side cabinet; the converter unit cabinet comprises a rectifier unit, an inverter unit, a first centrifugal fan, a second centrifugal fan, a first water-cooled pipeline and a second water-cooled pipeline; a first IGBT (Insulated Gate Bipolar Translator) module and a first capacitance matrix in the rectifier unit are arranged on a first bottom plate; the first bottom plate and the front plate, the rear plate and a first side plate of the cabinet body form a first air duct; a second IGBT module and a second capacitance matrix in the inverter unit are arranged on a second bottom plate; the second bottom plate and the front plate, the rear plate and a second side plate of the cabinet body form a second air duct; the first bottom plate and the second bottom plate are over against each other and separated to form a gap between; the first and the second water-cooled pipelines are arranged in the gap between the first and the second bottom plates; and third water-cooled pipelines are respectively arranged in the grid side cabinet and the machine side cabinet to cool a first reactor and a second reactor. The converter device of the MW excitation wind power unit according to the embodiment of the invention has a compact structure, a small size and a good radiating effect.
Description
Technical field
The present invention relates to the electronic inverter field, especially relate to a kind of MW class excitation type wind-powered electricity generation unit converter device.
Background technology
Wind energy more and more receives the attention of countries in the world as a kind of regenerative resource of cleaning, and THE WIND ENERGY RESOURCES IN CHINA is abundant, and national policy was vigorously supported the wind-powered electricity generation industry in recent years, domesticly in the research and development of megawatt-level wind current transformer, has also obtained bigger progress.
In the MW class converter device was used, the device volume of main circuit and thermal power were all bigger, such as powerful IGBT module, reactor.All these heater elements all can make the temperature of device raise, thereby cause the inner components and parts degradation of device, lifetime.
At present; Converter cell in the existing megawatt-level wind converter device many with single-phase as a separate unit; Though convenient installation and operation can cause the converter cell volume to increase, system configuration is not compact; And then cause device overall structure size bigger, for the transportation and the installation of current transformer are made troubles.
On radiating mode, the independent air-cooled or water-cooling pattern of the many employings of existing wind electric converter is a system radiating.Adopt air cooling way, system complexity is low, but cooling effect is limited, is difficult to play desirable radiating effect for big components and parts of caloric value such as high-power IGBT module and reactors.The heat radiation of employing water-cooling pattern, cooling effect are superior to adopting separately the air cooling way heat radiation, but its radiating effect is more concentrated, can only the heat of components and parts self be taken away, and then do not have cooling effect for the capacitance matrix that can't adopt the water-cooling pattern heat radiation.
Summary of the invention
The present invention is intended to one of solve the problems of the technologies described above at least.For this reason, one object of the present invention is to propose a kind of compact conformation, volume is little and the MW class excitation type wind-powered electricity generation unit converter device of good heat dissipation effect.
MW class excitation type wind-powered electricity generation unit converter device according to the embodiment of the invention; Comprise: housing; Said housing is divided into converter cell cabinet part successively along left and right directions; Pusher side cabinet part and net side cabinet part, the upper end of said converter cell cabinet part is provided with outlet, and the bottom of said converter cell cabinet part is provided with import; The converter cell cabinet; Said converter cell cabinet is located in the said converter cell cabinet part and has: cabinet; The upper end of said cabinet is provided with first and second air outlets that are communicated with said outlet respectively, and the bottom of said cabinet is provided with the lower end of contiguous said cabinet and first and second air inlets that are communicated with said import;
Rectification unit; Said rectification unit is located in the said cabinet and comprises first base plate, an IGBT module and first capacitance matrix; A said IGBT module and first capacitance matrix are located on the first surface of said first base plate; The header board of said first base plate and said cabinet, back plate and first side plate surround first air channel, and said first air channel is communicated with said first air inlet and said first air outlet respectively; With
Inversion unit; Said inversion unit is located in the said cabinet and comprises second base plate, the 2nd IGBT module and second capacitance matrix; Said the 2nd IGBT module and second capacitance matrix are located on the first surface of said second base plate; The header board of said second base plate and said cabinet, back plate and second side plate surround second air channel; Said second air channel is communicated with said second air inlet and said second air outlet respectively, and the second surface of the second surface of wherein said first base plate and said second base plate is relative and spaced apart to form the base plate gap of extending along the vertical direction;
First and second centrifugal fans; The bottom that said first centrifugal fan is located at said first air channel is used for cold wind is blowed towards said first air outlet from said first air inlet in said first air channel, and the bottom that said second centrifugal fan is located at said second air channel is used for cold wind is blowed towards said second air outlet from said second air inlet in said second air channel; With
The first and second water-cooled pipelines, the said first and second water-cooled pipelines are located in the said base plate gap, and said first cooling line is used to cool off a said IGBT module and said second cooling line is used to cool off said the 2nd IGBT module;
Pusher side contactor, Synchronous Switching contactor, accurate same period Synchronous Switching circuit breaker and air core inductor; Said pusher side contactor and Synchronous Switching contactor are located at the top in the said pusher side cabinet part along the fore-and-aft direction of said housing, said accurate same period the Synchronous Switching circuit breaker with air core inductor along the fore-and-aft direction of said housing be located at the bottom in the said pusher side cabinet part and be positioned at said pusher side contactor and the Synchronous Switching contactor below;
First and second reactors, net side circuit breaker and filter capacitor; Said filter capacitor is located at the top rear side in the said net side cabinet part; Said first and second reactors are located at the above-below direction setting of the said housing of rear side and edge in the said net side cabinet part and are positioned at said filter capacitor below, and the middle part that said net side circuit breaker is located in the said net side cabinet part is positioned at the said first and second reactor front sides; With
The 3rd water-cooled pipeline, said the 3rd water-cooled pipeline is located at respectively in said net side cabinet and the said pusher side cabinet, is used for respectively said first and second reactors being cooled off.
MW class excitation type wind-powered electricity generation unit converter device according to the embodiment of the invention through an IGBT module and first capacitance matrix are arranged on first base plate, is arranged on the 2nd IGBT module and second capacitance matrix on second base plate; And the first water-cooled pipeline and the second water-cooled pipeline are provided with in the base plate gap; Make that converter cell cabinet compactness and volume are little, and, reduce the spacing of each components and parts through rational deployment pusher side cabinet part and the position of netting the various components and parts in the side cabinet part; And then reduced the volume of MW class excitation type wind-powered electricity generation unit converter device; Convenient transportation and installation because rectification unit and inversion unit lay respectively in first air channel and second air channel, have realized the forced air cooling to first capacitance matrix and second capacitance matrix again; And be provided with the first water-cooled pipeline and the second water-cooled pipeline the one IGBT module and the 2nd IGBT module are carried out water-cooling; Be provided with the 3rd water-cooled pipeline first reactor and second reactor are carried out water-cooling, two kinds of radiating modes combine, and make the radiating effect of MW class excitation type wind-powered electricity generation unit converter device significantly improve; Improve the performance of various components and parts, prolonged useful life.
In addition, MW class excitation type wind-powered electricity generation unit converter device according to the above embodiment of the present invention can also have following additional technical characterictic:
According to one embodiment of present invention, said the 3rd water-cooled pipeline links to each other with the said first and second water-cooled pipelines, improves the water-cooling effect of MW class excitation type wind-powered electricity generation unit converter device, increases the service life.
Further; The water inlet of said first to the 3rd water-cooled pipeline is positioned at said lower part of frame; The delivery port of said first to the 3rd water-cooled pipeline is positioned at the top of said housing; So that cooling water circulates along direction from bottom to top, further improve the water-cooling effect of MW class excitation type wind-powered electricity generation unit converter device, increase the service life.
According to one embodiment of present invention, the import department of said converter cell cabinet part is provided with filter and centrifugal fan, prevents that dust in air from entering in the converter cell cabinet and influence the performance of components and parts.
Particularly, said filter is a grid, and said centrifugal fan is located in the said converter cell cabinet part, prevents that dust in air from entering in the converter cell cabinet and influence the performance of components and parts.
According to one embodiment of present invention; The upper end of said cabinet is provided with the supporting air channel; Said supporting air channel has bottom inlet and top exit; The bottom inlet in said supporting air channel is communicated with said first and second air outlets, and said top exit is communicated with the outlet of said converter cell cabinet part, has prevented to be back in first air channel and second air channel and to influence the wind-cooling heat dissipating effect from the wind of first air channel and the discharge of second air channel.
Further; Said supporting is provided with aerofoil fan in the air channel; The wind that is used for discharging from said first air channel and second air channel is discharged from said top exit and said outlet, has prevented that further the wind of discharging from first air channel and second air channel is back in first air channel and second air channel and influences the wind-cooling heat dissipating effect.
In one embodiment of the invention; The second surface of said first base plate is provided with first insulating pad; First electric capacity in said first capacitance matrix passes said first base plate and is fixed on said first insulating pad; The second surface of said second base plate is provided with second insulating pad; Second electric capacity in said second capacitance matrix passes said second base plate and is fixed on said second insulating pad, has realized the electric insulation between first capacitance matrix and first base plate and second capacitance matrix and second base plate.
Additional aspect of the present invention and advantage part in the following description provide, and part will become obviously from the following description, or recognize through practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage obviously with are easily understood becoming the description of embodiment from combining figs, wherein:
Fig. 1 is the front view according to the cabinet of the MW class excitation type wind-powered electricity generation unit converter device of the embodiment of the invention;
Fig. 2 is the left view of cabinet shown in Figure 1;
Fig. 3 is the vertical view of cabinet shown in Figure 1;
Fig. 4 is the inner front view of MW class excitation type wind-powered electricity generation unit converter device shown in Figure 1;
Fig. 5 is the inner rearview of MW class excitation type wind-powered electricity generation unit converter device shown in Figure 4;
Fig. 6 is the inner left view of MW class excitation type wind-powered electricity generation unit converter device shown in Figure 4;
Fig. 7 is the inside front view according to the converter cell cabinet in the MW class excitation type wind-powered electricity generation unit converter device of the embodiment of the invention; With
Fig. 8 is the inside right view of converter cell cabinet shown in Figure 7.
Embodiment
Describe embodiments of the invention below in detail, the example of said embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Be exemplary through the embodiment that is described with reference to the drawings below, only be used to explain the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention; It will be appreciated that; The orientation of indications such as term " " center ", " length ", " width ", " thickness ", " on ", D score, " preceding ", " back ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward " or position relation are for based on orientation shown in the drawings or position relation; only be to describe with simplifying for the ease of describing the present invention; rather than the device or the element of indication or hint indication must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " only are used to describe purpose, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more a plurality of these characteristics can be shown or impliedly comprised to the characteristic that is limited with " first ", " second " clearly.
In description of the invention, need to prove that only if clear and definite regulation and qualification are arranged in addition, term " installation ", " linking to each other ", " connection " should be done broad understanding, for example, can be to be fixedly connected, also can be to removably connect, or connect integratedly; Can be mechanical connection, also can be to be electrically connected; Can be directly to link to each other, also can link to each other indirectly through intermediary, can be the connection of two element internals.For those of ordinary skill in the art, can concrete condition understand above-mentioned term concrete implication in the present invention.
Disclosing of hereinafter provides many various embodiment or example to be used for realizing different structure of the present invention.Of the present invention open in order to simplify, hereinafter the parts and the setting of specific examples are described.Certainly, they only are example, and purpose does not lie in restriction the present invention.In addition, the present invention can be in different examples repeat reference numerals and/or letter.This repetition is in order to simplify and purpose clearly, itself not indicate the relation between various embodiment that discuss of institute and/or the setting.In addition, various specific technology and the examples of material that the invention provides, but those of ordinary skills can recognize the property of can be applicable to of other technologies and/or the use of other materials.
In addition; First characteristic of below describing second characteristic it " on " structure can comprise that first and second characteristics form the embodiment of direct contact; Can comprise that also additional features is formed on the embodiment between first and second characteristics, such first and second characteristics possibly not be direct contacts.
Following with reference to a kind of MW class excitation type wind-powered electricity generation unit converter device 100 of figure 1-Fig. 8 description according to the embodiment of the invention.
MW class excitation type wind-powered electricity generation unit converter device 100 according to the embodiment of the invention; Comprise: housing 1, converter cell cabinet 2, pusher side contactor 3, Synchronous Switching contactor 4, accurate same period Synchronous Switching circuit breaker 5, air core inductor 6, first reactor 7, second reactor 8, net side circuit breaker 9, filter capacitor 13 and the 3rd water-cooled pipeline 14; Wherein, Housing 1 is divided into converter cell cabinet part 10 successively along left and right directions; Pusher side cabinet part 11 and net side cabinet part 12, the upper end of converter cell cabinet part 10 is provided with outlet (scheming not shown), and the bottom of converter cell cabinet part 10 is provided with import (scheming not shown).
Shown in arrow among Fig. 8; The bottom that first centrifugal fan 26 is located at first air channel 22 is used for cold wind is blowed towards first air outlet 201 from first air inlet 203 in first air channel 22, and the bottom that second centrifugal fan 27 is located at second air channel 24 is used for cold wind is blowed towards second air outlet 202 from second air inlet 204 in second air channel 24.
The first water-cooled pipeline and the second water-cooled pipeline are located in the base plate gap 25, and first cooling line is used to cool off an IGBT module 211 and second cooling line is used to cool off the 2nd IGBT module 231.In an example of the present invention; Converter cell cabinet 2 is fixed on the rear side of converter cell cabinet part 10; The front side is used for fixing control board (scheming not shown), and converter cell cabinet 2 separates through a barricade (scheming not shown) with control board, realizes the electromagnetic shielding between forceful electric power and the light current.
Pusher side contactor 3 and Synchronous Switching contactor 4 are located at the top in the pusher side cabinet part 11 along the fore-and-aft direction of housing 1, and Synchronous Switching circuit breaker 5 was located at the bottom in the pusher side cabinet part 11 and was positioned at pusher side contactor 3 and Synchronous Switching contactor 4 belows with the fore-and-aft direction of air core inductor 6 along housing 1 accurate same period.
The 3rd water-cooled pipeline 14 is located at respectively in net side cabinet 12 and the pusher side cabinet 11, is used for respectively first reactor 7 and second reactor 8 being cooled off.
MW class excitation type wind-powered electricity generation unit converter device 100 according to the embodiment of the invention; Through an IGBT module 211 and first capacitance matrix 212 are arranged on first base plate 210; The 2nd IGBT module 231 and second capacitance matrix 232 are arranged on second base plate 230, and the first water-cooled pipeline and the second water-cooled pipeline are provided with in the base plate gap 25, make that converter cell cabinet compactness and volume are little; And through rational deployment pusher side cabinet part 11 and the position of netting the various components and parts in the side cabinet part 12; Reduce the spacing of each components and parts, and then reduced the volume of MW class excitation type wind-powered electricity generation unit converter device 100, convenient transportation and installation; Again owing to rectification unit 21 and inversion unit 23 lay respectively in first air channel 22 and second air channel 24; Realized forced air cooling, and be provided with the first water-cooled pipeline and the second water-cooled pipeline carries out water-cooling to an IGBT module 211 and the 2nd IGBT module 231, be provided with 14 pairs first reactors 7 of the 3rd water-cooled pipeline and second reactor 8 carries out water-cooling first capacitance matrix 212 and second capacitance matrix 232; Two kinds of radiating modes combine; Make the radiating effect of MW class excitation type wind-powered electricity generation unit converter device 100 significantly improve, improved the performance of various components and parts, prolonged useful life.
In one embodiment of the invention; The 3rd water-cooled pipeline 14 links to each other with the second water-cooled pipeline with the first water-cooled pipeline; Further; The water inlet of first to the 3rd water-cooled pipeline (scheming not shown) is positioned at the bottom of housing 1, and the delivery port of first to the 3rd water-cooled pipeline (scheming not shown) is positioned at the top of housing 1, so that the direction circulation from bottom to top of cooling water edge.As shown in Figure 4; The inlet pipeline 141 of first to the 3rd water-cooled pipeline is positioned at the bottom of housing 1; The outlet pipeline 142 of first to the 3rd water-cooled pipeline is positioned at the top of housing 1, improves the water-cooling effect of MW class excitation type wind-powered electricity generation unit converter device 100, increases the service life.
As shown in Figure 2; According to one embodiment of present invention; The import department of converter cell cabinet part 10 is provided with filter 29 and centrifugal fan (scheming not shown), and particularly, filter 29 is a grid; Centrifugal fan is located in the converter cell cabinet part 10, prevents that dust in air from entering in the converter cell cabinet 2 and influence the performance of components and parts.
According to one embodiment of present invention; Like Fig. 4-shown in Figure 8; The upper end of cabinet 20 is provided with supporting air channel 30, and supporting air channel 30 has bottom inlet 271 and top exit 270, and the bottom inlet 271 in supporting air channel 30 is communicated with first air outlet 201 and second air outlet 202; Top exit 270 is communicated with the outlet of converter cell cabinet part 10; Cold wind blows out from first air outlet 201 and second air outlet 202 and converges in the supporting air channel 30, discharges from top exit 270 then, and it is interior and influence the wind-cooling heat dissipating effect to have prevented to be back to first air channel 22 and second air channel 24 from the wind that discharge in first air channel 22 and second air channel 24.
Further; Supporting is provided with aerofoil fan 28 in the air channel 30; The wind that is used for discharging from first air channel 22 and second air channel 24 is discharged from top exit 270 and outlet, and it is interior and influence the wind-cooling heat dissipating effect further to have prevented to be back to first air channel 22 and second air channel 24 from the wind that discharge in first air channel 22 and second air channel 24.
As shown in Figure 8; In one embodiment of the invention; The second surface of first base plate 210 is provided with first insulating pad 213; First electric capacity (scheming not shown) in first capacitance matrix 212 pass first base plate 210 and are fixed on first insulating pad 213; The second surface of second base plate 230 is provided with second electric capacity (scheming not shown) in second insulating pad, 233, the second capacitance matrixs 232 and passes second base plate 230 and be fixed on second insulating pad 233, is fixed on first insulating pad 213 through first capacitance matrix 212 being passed first base plate 210; Second capacitance matrix 232 is passed second base plate 230 be fixed on second insulating pad 233, realized the electric insulation between first capacitance matrix 212 and first base plate 210 and second capacitance matrix 232 and second base plate 230.
Alternatively, cabinet 20 is processed by insulating material, with reduce and components and parts between spacing, enlarge the inner space, improve radiating effect.
Following with reference to assembling and the heat radiation process of figure 1-Fig. 8 description according to the MW class excitation type wind-powered electricity generation unit converter device of the embodiment of the invention.
The one IGBT module 211 and first capacitance matrix 212 are installed on the first surface of first base plate 210; The 2nd IGBT module 231 and second capacitance matrix 232 are installed on the first surface of second base plate 230; And first electric capacity in first capacitance matrix 212 passes first base plate 210 and is fixed on first insulating pad 213, and second electric capacity in second capacitance matrix 232 passes second base plate 230 and is fixed on second insulating pad 233.
The first water-cooled pipeline is passed first base plate 210 link to each other with an IGBT module 211, the second water-cooled pipeline is passed second base plate 230 link to each other to cool off the 2nd IGBT module 231 with the 2nd IGBT module 231 to cool off an IGBT module 211.
Then rectification unit 21 and inversion unit 23 are installed in the cabinet 20; And with the second surface of the second surface of first base plate 210 and second base plate 230 relatively and along separating the base plate gap 25 of extending along the vertical direction between left and right to form; The first water-cooled pipeline and second water cooling tube are positioned at base plate gap 25, then converter cell cabinet 2 are arranged on the converter cell cabinet part 10 of housing 1.
In the pusher side cabinet part 11; Pusher side contactor 3 is set up in parallel the top pusher side cabinet part 11 in back-to-back with Synchronous Switching contactor 4, and Synchronous Switching circuit breaker 5 was provided with and was positioned at the below of pusher side contactor 3 and Synchronous Switching contactor 4 with air core inductor 6 along front and back accurate same period.
In the net side cabinet part 12; First reactor 7 and second reactor 8 are positioned at the rear and the edge of net side cabinet part 12 and arrange up and down; Net side circuit breaker 9 is positioned at the middle part of net side cabinet part 12 and is positioned at the front side of first reactor 7 and second reactor 8, and filter capacitor 13 is positioned at the top rear side of net side cabinet part 12.
All use hard copper row (scheming not shown) to link to each other between above-mentioned various components and parts; Between the copper bar and the spacing between copper bar and the components and parts all near safe spacing; Taken up space to reduce copper bar; Realize effective utilization in space, reduced the volume of whole MW class excitation type wind-powered electricity generation unit converter device 100.
When 100 operations of MW class excitation type wind-powered electricity generation unit converter device; Cold wind is blown in first air channel 22 from first air inlet 203 by first centrifugal fan 26 with centrifugal fan through filter 29 heat on first capacitance matrix 212 is taken away; Hot-air blows out from first air outlet 201 then; Cold wind is blown in second air channel 24 from second air inlet 204 by second centrifugal fan 27 with centrifugal fan through filter 29 heat on second capacitance matrix 232 is taken away simultaneously; Hot-air blows out from second air outlet 202 then; Hot-air converges in the supporting air channel 30 and by aerofoil fan 28 hot-air is blown to outside the housing 1 then, thereby realizes the forced air cooling to first capacitance matrix 212 and second capacitance matrix 232.
Link to each other with the second water-cooled pipeline with the first water-cooled pipeline with net side cabinet part 12 the 3rd interior water-cooled pipelines 14 in the pusher side cabinet part 11; Wherein inlet pipeline 141 bottom that is positioned at housing 1 is used for the inflow of cooling water; The top that outlet pipeline 142 is positioned at housing 1 has been used to absorb the hot water of MW class excitation type wind-powered electricity generation unit converter device 100 heats discharges, and the recirculated water through from down to up cools off an IGBT module 211, the 2nd IGBT module 231, first reactor 7 and second reactor 8.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means the concrete characteristic, structure, material or the characteristics that combine this embodiment or example to describe and is contained at least one embodiment of the present invention or the example.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete characteristic, structure, material or the characteristics of description can combine with suitable manner in any one or more embodiment or example.
Although illustrated and described embodiments of the invention; Those having ordinary skill in the art will appreciate that: under the situation that does not break away from principle of the present invention and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited claim and equivalent thereof.
Claims (8)
1. a MW class excitation type wind-powered electricity generation unit converter device is characterized in that, comprising:
Housing, said housing is divided into converter cell cabinet part successively along left and right directions, pusher side cabinet part and net side cabinet part, the upper end of said converter cell cabinet part is provided with outlet, and the bottom of said converter cell cabinet part is provided with import;
Converter cell cabinet, said converter cell cabinet are located in the said converter cell cabinet part and have:
Cabinet, the upper end of said cabinet are provided with first and second air outlets that are communicated with said outlet respectively, and the bottom of said cabinet is provided with the lower end of contiguous said cabinet and first and second air inlets that are communicated with said import;
Rectification unit; Said rectification unit is located in the said cabinet and comprises first base plate, an IGBT module and first capacitance matrix; A said IGBT module and first capacitance matrix are located on the first surface of said first base plate; The header board of said first base plate and said cabinet, back plate and first side plate surround first air channel, and said first air channel is communicated with said first air inlet and said first air outlet respectively; With
Inversion unit; Said inversion unit is located in the said cabinet and comprises second base plate, the 2nd IGBT module and second capacitance matrix; Said the 2nd IGBT module and second capacitance matrix are located on the first surface of said second base plate; The header board of said second base plate and said cabinet, back plate and second side plate surround second air channel; Said second air channel is communicated with said second air inlet and said second air outlet respectively, and the second surface of the second surface of wherein said first base plate and said second base plate is relative and spaced apart to form the base plate gap of extending along the vertical direction;
First and second centrifugal fans; The bottom that said first centrifugal fan is located at said first air channel is used for cold wind is blowed towards said first air outlet from said first air inlet in said first air channel, and the bottom that said second centrifugal fan is located at said second air channel is used for cold wind is blowed towards said second air outlet from said second air inlet in said second air channel; With
The first and second water-cooled pipelines, the said first and second water-cooled pipelines are located in the said base plate gap, and said first cooling line is used to cool off a said IGBT module and said second cooling line is used to cool off said the 2nd IGBT module;
Pusher side contactor, Synchronous Switching contactor, accurate same period Synchronous Switching circuit breaker and air core inductor; Said pusher side contactor and Synchronous Switching contactor are located at the top in the said pusher side cabinet part along the fore-and-aft direction of said housing, said accurate same period the Synchronous Switching circuit breaker with air core inductor along the fore-and-aft direction of said housing be located at the bottom in the said pusher side cabinet part and be positioned at said pusher side contactor and the Synchronous Switching contactor below;
First and second reactors, net side circuit breaker and filter capacitor; Said filter capacitor is located at the top rear side in the said net side cabinet part; Said first and second reactors are located at the above-below direction setting of the said housing of rear side and edge in the said net side cabinet part and are positioned at said filter capacitor below, and the middle part that said net side circuit breaker is located in the said net side cabinet part is positioned at the said first and second reactor front sides; With
The 3rd water-cooled pipeline, said the 3rd water-cooled pipeline is located at respectively in said net side cabinet and the said pusher side cabinet, is used for respectively said first and second reactors being cooled off.
2. MW class excitation type wind-powered electricity generation unit converter device according to claim 1 is characterized in that said the 3rd water-cooled pipeline links to each other with the said first and second water-cooled pipelines.
3. MW class excitation type wind-powered electricity generation unit converter device according to claim 1 and 2; It is characterized in that; The water inlet of said first to the 3rd water-cooled pipeline is positioned at said lower part of frame; The delivery port of said first to the 3rd water-cooled pipeline is positioned at the top of said housing, so that the direction circulation from bottom to top of cooling water edge.
4. according to each described MW class excitation type wind-powered electricity generation unit converter device of claim 1-3, it is characterized in that the import department of said converter cell cabinet part is provided with filter and centrifugal fan.
5. MW class excitation type wind-powered electricity generation unit converter device according to claim 4 is characterized in that said filter is a grid, and said centrifugal fan is located in the said converter cell cabinet part.
6. MW class excitation type wind-powered electricity generation unit converter device according to claim 1; It is characterized in that; The upper end of said cabinet is provided with the supporting air channel; Said supporting air channel has bottom inlet and top exit, and the bottom inlet in said supporting air channel is communicated with said first and second air outlets, and said top exit is communicated with the outlet of said converter cell cabinet part.
7. MW class excitation type wind-powered electricity generation unit converter device according to claim 6 is characterized in that said supporting is provided with aerofoil fan in the air channel, is used for discharging from said top exit and said outlet from the wind of said first air channel and the discharge of second air channel.
8. MW class excitation type wind-powered electricity generation unit converter device according to claim 1; It is characterized in that; The second surface of said first base plate is provided with first insulating pad; First electric capacity in said first capacitance matrix passes said first base plate and is fixed on said first insulating pad, and the second surface of said second base plate is provided with second insulating pad, and second electric capacity in said second capacitance matrix passes said second base plate and is fixed on said second insulating pad.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110385695.6A CN102510203B (en) | 2011-11-28 | 2011-11-28 | Converter device of MW (Megawatt) excitation wind power unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110385695.6A CN102510203B (en) | 2011-11-28 | 2011-11-28 | Converter device of MW (Megawatt) excitation wind power unit |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102510203A true CN102510203A (en) | 2012-06-20 |
CN102510203B CN102510203B (en) | 2014-03-19 |
Family
ID=46222261
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110385695.6A Active CN102510203B (en) | 2011-11-28 | 2011-11-28 | Converter device of MW (Megawatt) excitation wind power unit |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102510203B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105305907A (en) * | 2015-11-04 | 2016-02-03 | 北京金自天正智能控制股份有限公司 | Novel high-power generator excitation device |
CN106411110A (en) * | 2016-11-16 | 2017-02-15 | 重庆科川电气有限公司 | Heat radiation controllable frequency converter |
CN115085511A (en) * | 2022-05-31 | 2022-09-20 | 郑州枫伙电力科技有限公司 | Wind turbine generator converter air cooling system |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007020238A (en) * | 2005-07-05 | 2007-01-25 | Diamond Electric Mfg Co Ltd | Inverter unit for automobile |
CN201066819Y (en) * | 2007-07-27 | 2008-05-28 | 东方日立(成都)电控设备有限公司 | Assembly structure for reversible case of cascaded frequency converter |
CN101702571A (en) * | 2009-11-11 | 2010-05-05 | 大全电气有限公司 | Converter cabinet for wind-powered electricity generation |
CN201813311U (en) * | 2010-08-11 | 2011-04-27 | 四方蒙华电(北京)自动化技术有限公司 | Megawatt wind energy converter device with air-cooled radiating structure |
-
2011
- 2011-11-28 CN CN201110385695.6A patent/CN102510203B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007020238A (en) * | 2005-07-05 | 2007-01-25 | Diamond Electric Mfg Co Ltd | Inverter unit for automobile |
CN201066819Y (en) * | 2007-07-27 | 2008-05-28 | 东方日立(成都)电控设备有限公司 | Assembly structure for reversible case of cascaded frequency converter |
CN101702571A (en) * | 2009-11-11 | 2010-05-05 | 大全电气有限公司 | Converter cabinet for wind-powered electricity generation |
CN201813311U (en) * | 2010-08-11 | 2011-04-27 | 四方蒙华电(北京)自动化技术有限公司 | Megawatt wind energy converter device with air-cooled radiating structure |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105305907A (en) * | 2015-11-04 | 2016-02-03 | 北京金自天正智能控制股份有限公司 | Novel high-power generator excitation device |
CN105305907B (en) * | 2015-11-04 | 2017-11-03 | 北京金自天正智能控制股份有限公司 | A kind of novel high-power generator excitation unit |
CN106411110A (en) * | 2016-11-16 | 2017-02-15 | 重庆科川电气有限公司 | Heat radiation controllable frequency converter |
CN115085511A (en) * | 2022-05-31 | 2022-09-20 | 郑州枫伙电力科技有限公司 | Wind turbine generator converter air cooling system |
Also Published As
Publication number | Publication date |
---|---|
CN102510203B (en) | 2014-03-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN111883712A (en) | Energy storage battery cabinet | |
CN209358435U (en) | A kind of compact SVG power cell | |
WO2020170447A1 (en) | Charge/discharge device | |
CN201690342U (en) | Inverter air-cooled heat dissipation system structure | |
US12021487B2 (en) | Photovoltaic inverter | |
KR20180024936A (en) | Power stack | |
CN204425196U (en) | A kind of power cabinet heat abstractor of photovoltaic DC-to-AC converter | |
CN111465289A (en) | Module cabinet | |
CN102510203B (en) | Converter device of MW (Megawatt) excitation wind power unit | |
EP2887373B1 (en) | Terminal structure of main circuit part of vacuum circuit breaker | |
CN212648398U (en) | Energy storage battery cabinet | |
CN102510226B (en) | Rectifying and inverting unit cabinet of megawatt-level wind-power converter | |
CN210608893U (en) | Power module, converter power module and wind power generation system | |
CN202652082U (en) | Large power solar energy three-phase grid connected inverter | |
CN210608899U (en) | Converter power unit | |
CN102723878A (en) | High-power solar three-phase grid-connected inverter | |
CN113206586A (en) | Wind power converter power cabinet and multi-energy complementary energy station | |
CN219936892U (en) | Switch assembly and electrical cabinet | |
CN203056824U (en) | Capacitor heat radiation type power unit for wind power current transformer | |
CN205751927U (en) | Chopper | |
CN112449555A (en) | Active thermosyphon heat dissipation system for high-power inverter | |
CN110208671A (en) | A kind of air-cooled screw bolt-type diodes age device | |
CN220528467U (en) | Converter, electrical equipment and energy storage system | |
CN202797675U (en) | Grid-connection cabinet | |
CN218447627U (en) | Electric cabinet body and heat radiation structure of circuit breaker thereof |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20120620 Assignee: China Aerospace Science and engineering flying Technology Research Institute Assignor: Beijing Institute of Power Machinery Contract record no.: 2015990000501 Denomination of invention: Converter device of MW (Megawatt) excitation wind power unit Granted publication date: 20140319 License type: Exclusive License Record date: 20150625 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model |