CN104600960A - Compact main unit cabinet of power cabinet, assembly method thereof and arrangement method for components therein - Google Patents

Compact main unit cabinet of power cabinet, assembly method thereof and arrangement method for components therein Download PDF

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Publication number
CN104600960A
CN104600960A CN201410153480.5A CN201410153480A CN104600960A CN 104600960 A CN104600960 A CN 104600960A CN 201410153480 A CN201410153480 A CN 201410153480A CN 104600960 A CN104600960 A CN 104600960A
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CN
China
Prior art keywords
cabinet
master unit
air
magnetic component
cavity
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Granted
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CN201410153480.5A
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CN104600960B (en
Inventor
蹇芳
管仁德
唐海燕
唐洲
陈艺峰
吴建雄
张蓉
刘玉柱
廖远辉
张洪浩
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CSR Zhuzou Institute Co Ltd
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CSR Zhuzou Institute Co Ltd
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Publication of CN104600960A publication Critical patent/CN104600960A/en
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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2089Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
    • H05K7/20909Forced ventilation, e.g. on heat dissipaters coupled to components
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00Details of apparatus for conversion

Abstract

The invention discloses a compact main unit cabinet of a power cabinet, an assembly method thereof and an arrangement method for components therein. The compact main unit cabinet of the power cabinet comprises a main unit cabinet body, a power module unit arranged at the upper part, an electric plate vertically arranged at the middle, a magnetic component system arranged at the lower part, and a cooling air passage system arranged at the rear region; the power module unit comprises an integrated radiator, a power switch apparatus, a direct current support capacitor and a control circuit board stacked in the front and back; the magnetic component system comprises more than two sub-components stacked in the vertical direction. The compact main unit cabinet of the power cabinet is convenient for placing components, the cooling performance is good, the cabinet volume is small, the compact arrangement for the components in the power cabinet and good cooling effect are effectively realized, and moreover, the structure is simple, and the manufacturing and mounting are easy to realize. The cabinet body has advantages that the operation and maintenance are performed from the front, a reliable wall/barrier is arranged at the back side, the cabinet body is compact, and the floor space is small.

Description

Compact power source cabinet master unit cabinet and assemble method thereof and cabinet inner assembly arrangement method
Technical field
The present invention relates to power electronic equipment technical field.
Background technology
Power cabinet, as Technics of Power Electronic Conversion device, it is the industry efforts of modern power electronics technology development, generally be equiped with the components and parts such as device for power switching (IGBT etc.), magnetic element (transformer, reactor etc.) and distribution components and parts (switch etc.), be widely used in the various fields such as new forms of energy (photovoltaic/wind-powered electricity generation etc.), electric power network.The high power density of large power supply cabinet, stable service behaviour, easily Operation and Maintenance are the demand of user, are also the targets that industry is made great efforts.The power density of power cabinet, reliability and Operation and Maintenance, directly affects power cabinet market application competitiveness, heat dissipation design and system configuration layout whether reasonable, directly decide These parameters.
Power density is higher, has the advantage that Same Efficieney condition lower cabinet body volume is less, can facilitate user installation and use, but certainly will affect internal component layout, complete machine radiating effect and Operation and Maintenance.Power cabinet size is compacter, and floor space is little, is easy to Operation and Maintenance, reliability height to be user be also target that industry pursues.Produce a large amount of heats in power cabinet, the radiating effect of power cabinet directly affects the service behaviour of power cabinet, reliability and life-span.Compact size, the Operation and Maintenance of a large amount of components and parts of power cabinet, index of dispelling the heat and power cabinet are pursued and are in a contradiction state.Current existing power cabinet: have in order to improve radiating effect, to increase rack overall dimension for cost; What have carries out multiple Duct design, and complex structure, cost are higher; What have all offers cooling air inlet to side before and after cabinet, the equal Operation and Maintenance in side before and after some needs, requires higher to fabricating yard.Therefore, how to design a good heat dissipation effect, size be less, power density is higher, convenient operation safeguard power cabinet/device, always by this area designer is endeavoured the objective of the struggle.
At present, large power supply rack mostly have that volume is bigger than normal, heat radiation and the problem of maintenance aspect.Main manifestations is as follows: 1, power cabinet components and parts are many, and it is large that the unreasonable rack volume that causes put by components and parts, and power density is low; 2, because device is put with space layout unreasonable, cause the installation of device, safeguard inconvenience, disturb each other; What 3, have carries out multiple Duct design, but complex structural designs, cost are higher, and even radiating effect is not good; 4, on-the-spot application needs, for power cabinet surrounding reserves certain operating space and heat-dissipating space, to add client cost, has limited to the field of employment of power cabinet.
In prior art, Authorization Notice No. is that the patent of invention of CN 203416177 U relates to a kind of photovoltaic DC-to-AC converter, comprise the transformer of cabinet and inside thereof, reactor, inversion unit and ac filter unit, cabinet is front and rear by baffle for separating, front and rear has heat dissipation wind channel respectively, inversion unit and ac filter unit are all positioned at anterior front upper part, and transformer and reactor are positioned at the rear lower at rear portion.The cabinet inner route clapboard of photovoltaic DC-to-AC converter is separated into front and rear two independently confined space, front and rear has independently heat dissipation wind channel respectively, inversion unit and ac filter unit all belong to power model unit, transformer and reactor belong to magnetic element, power model unit and magnetic element have independently heat dissipation wind channel respectively, electromagnetic interference and thermal shock can be avoided, simultaneously, take full advantage of the space in cabinet, each unit of photovoltaic DC-to-AC converter is all arranged in same cabinet, this photovoltaic DC-to-AC converter compact conformation, heat radiation is good, the electromagnetic interference between each element can be avoided again simultaneously.Application publication number is that the patent of invention of CN 102969661 A discloses a kind of photovoltaic inverter cabinet wind-cooling heat dissipating system, include the power cell cabinet and reactor cabinet that connect side by side, power cell cabinet and reactor cabinet installation power unit and reactor respectively; Reactance body is installed on the bottom of reactor cabinet, reactor cabinet front panel bottom has total air inlet, side ventilating opening is had in the middle part of dividing plate between reactor cabinet and power cell cabinet, side ventilating opening is connected with the air outlet at power cell cabinet top by the cooling air channel being positioned at power cell cabinet, and described air port place is provided with main exhaust fan; The air intake blower fan of inwardly air-supply is installed inside described total air inlet.Namely the present invention is applicable to high altitude localities without the need to the capacity increasing equipment component, enables the main element of the inverter cabinet of high and low Altitude Regions realize exchanging, reduces manufacture and maintenance cost.Authorization Notice No. is that the patent of invention of CN 202798511 U relates to a kind of photovoltaic DC-to-AC converter rack with improved heat radiation air channel, its main structure is described blower fan is axial flow blower, heat dissipation channel dividing plate is set in described cabinet body described cabinet body inside is divided into the first heat dissipation channel and the second heat dissipation channel, for placing the space of transformer as in described first heat dissipation channel, for placing the space of switching tube as in described second heat dissipation channel, described heat dissipation channel dividing plate is the first air outlet of being communicated with the first heat dissipation channel and the second air outlet with the second heat dissipation channel UNICOM described air outlet branch, described air inlet comprises the first air inlet of being communicated with the first heat dissipation channel and the second air inlet with the second heat dissipation channel UNICOM.
Along with industry development, there is various forms and scheme in the design of power cabinet, current existing power cabinet mostly exists that volume is bigger than normal, heat radiation and the problem of maintenance aspect: the power cabinet components and parts had are many, and it is large that the unreasonable rack volume that causes put by components and parts, and power density is low; What have puts with space layout unreasonable due to device, causes the installation of device, safeguards inconvenience, disturb each other; What have carries out multiple Duct design, but complex structural designs, cost are higher, and even radiating effect is not good; When the power cabinet scene of the overwhelming majority is applied, need, for power cabinet surrounding reserves certain operating space and heat-dissipating space, to add client cost, limited to the field of employment of power cabinet.
Summary of the invention
Technical problem to be solved by this invention is, provide a kind of volume little, be convenient to components and parts and put, dispel the heat compact power source cabinet master unit cabinet good and assemble method and cabinet inner assembly arrangement method.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is:
Compact power source cabinet master unit cabinet comprises master unit cabinet cabinet, is arranged on the power model unit of master unit cabinet cabinet internal upper part, is vertically arranged on the electric plates at the interior middle part of master unit cabinet cabinet, is arranged on the magnetic component system of bottom in master unit cabinet cabinet, is arranged on the heat dissipation wind channel system of Background Region in master unit cabinet cabinet; Integrated radiator, the device for power switching of installation is stacked before and after described power model unit comprises ,dC support electric capacity and control circuit board; Described magnetic component system comprises more than two the sub-components that mounted on top is installed.
It is below the further improvement to technique scheme.
Described power model unit, electric plates, magnetic component system, heat dissipation wind channel system are modular assembly.
Described heat dissipation wind channel system comprises cooling fan, air channel cavity, cabinet air outlet, air inlet and cabinet air inlet; Described air channel cavity be arranged on the Background Region of master unit cabinet and its top and bottom respectively with top and the bottom connection of master unit cabinet, master unit cabinet top corresponding to cavity upper end, air channel is provided with cabinet air outlet, air channel cavity lower front side is provided with air inlet, and described cooling fan is arranged near the air inlet in the cavity of air channel or near cabinet air outlet; Described cabinet air inlet comprises air inlet under the enterprising air port of cabinet and cabinet, and under the enterprising air port of described cabinet and cabinet, air inlet is separately positioned on master unit cabinet front upper region and lower area; Described heat dissipation wind channel system and magnetic component system are more than two, a corresponding heat dissipation wind channel system of magnetic component system, and a heat dissipation wind channel system comprises at least one cooling fan;
Described air channel cavity comprises the air channel cavity panel being positioned at its front portion; Described integrated radiator is arranged on cavity panel top, air channel; Described integrated radiator comprises radiating fin, and described radiating fin stretches in the cavity of air channel; Described power model unit has more than two.
The sub-component of described magnetic component system is fixedly mounted on master unit cashier's office in a shop by fixed support, attaching plate elements and bolt and nut; Described sub-component comprises large reactor and small reactor, and the connection between the electrical connection between described sub-component and magnetic component system and power model unit, electric plates is all connected by busbar or cable; Described magnetic component system is more than two.
All be provided with components and parts with rear side on front side of described electric plates, the components and parts of electric plates installed in front height heat sensitivity and the components and parts of the frequent Operation and Maintenance of needs, rear side install the components and parts of low heat sensitivity; Described electric plates offers ventilating opening; All be connected by busbar or cable between components and parts on electric plates and between electric plates with power model unit;
Described power model unit and magnetic component system are equipped with temperature-detecting device, and described heat dissipation wind channel system comprises cooling fan current supply circuit; By Real-Time Monitoring temperature-detecting device state and control cooling fan current supply circuit, when temperature exceedes set point, cooling fan is activated operation, to carrying out multipath globality cooling heat loss through convection in cabinet.
Described power model unit, magnetic component system and heat dissipation wind channel system are more than two; Described more than two power model unit are arranged on the top of master unit cabinet side by side, described more than two magnetic component systems are arranged on the bottom in master unit cabinet cabinet side by side, and described more than two heat dissipation wind channel systems install the rear portion be arranged in master unit cabinet cabinet side by side; A corresponding power model unit of heat dissipation wind channel system and a magnetic component system.
A kind of assemble method of compact power source cabinet master unit cabinet:
Described compact power source cabinet master unit cabinet comprises master unit cabinet cabinet, is arranged on the power model unit of master unit cabinet cabinet internal upper part, is vertically arranged on the electric plates at the interior middle part of master unit cabinet cabinet, is arranged on the magnetic component system of bottom in master unit cabinet cabinet, is arranged on the heat dissipation wind channel system of Background Region in master unit cabinet cabinet; Integrated radiator, the device for power switching of installation is stacked before and after described power model unit comprises ,dC support electric capacity, control circuit board; Described magnetic component system comprises more than two the sub-components that mounted on top is installed;
Described heat dissipation wind channel system comprises cooling fan, air channel cavity, cabinet air outlet, air inlet and cabinet air inlet; Described air channel cavity be arranged on the Background Region of master unit cabinet and its top and bottom respectively with top and the bottom connection of master unit cabinet, master unit cabinet top corresponding to cavity upper end, air channel is provided with cabinet air outlet, air channel cavity lower front side is provided with air inlet, and described cooling fan is arranged near the air inlet in the cavity of air channel or near cabinet air outlet; Described cabinet air inlet comprises air inlet under the enterprising air port of cabinet and cabinet, and under the enterprising air port of described cabinet and cabinet, air inlet is separately positioned on master unit cabinet front upper region and lower area;
Described air channel cavity comprises the air channel cavity panel being positioned at its front portion; Described integrated radiator is arranged on cavity panel top, air channel; Described integrated radiator comprises radiating fin, and described radiating fin stretches in the cavity of air channel;
The sub-component of described magnetic component system comprises and is fixedly mounted on master unit large reactor cashier's office in a shop and small reactor by fixed connecting pieces such as fixed support, attaching plate elements and bolt and nuts;
All be provided with components and parts with rear side on front side of described electric plates, the components and parts of electric plates installed in front height heat sensitivity and the components and parts of the frequent Operation and Maintenance of needs, rear side install the components and parts of low heat sensitivity; Described electric plates offers ventilating opening; All be connected by busbar or cable between components and parts on electric plates and between electric plates with power model unit;
The assemble method of described compact power source cabinet master unit cabinet comprises the steps:
Step one: prepare material requested and parts, comprising: master unit cabinet cabinet, integrated radiator, device for power switching ,dC support electric capacity, control circuit board, air channel cavity, cooling fan, large reactor, small reactor, electric plates, electric plates components and parts, busbar, cable, temperature-detecting device;
Step 2: install heat dissipation wind channel system: comprise as follows step by step:
A, set cabinet air outlet at master unit cabinet cabinet top, air inlet under master unit cabinet cabinet front upper region and lower area set the enterprising air port of cabinet and cabinet respectively;
B, in air channel, cavity lower front side sets air inlet; Air channel cavity is arranged on the Background Region in master unit cabinet cabinet, the top and bottom making air channel cavity respectively with top and the bottom connection of master unit cabinet cabinet, the corresponding cabinet air outlet in upper end of air channel cavity; The air channel cavity panel of cavity front portion, air channel is fixed;
C, be arranged on cooling fan in the cavity of air channel air inlet near or near cabinet air outlet;
Step 3: install magnetic component system: by fixed support and attaching plate elements small reactor stacked and be installed to above large reactor, be assembled into magnetic component system, composition module standard package; Large reactor base is provided with some installation fixing holes, installs the fixed connecting piece such as fixing hole and bolt and nut the installation of magnetic component entire system is fixed to master unit cabinet cabinet inner bottom part by it; During installation, make magnetic component system just to air inlet under air inlet and cabinet, and maintain distance with air inlet under air inlet and cabinet, reserve gas channel at magnetic component system periphery;
Step 4: installation power modular unit: according to the direction from the master unit cabinet cabinet back side to front, by device for power switching ,dC support electric capacity, control circuit board stack successively and are installed on integrated radiator, are assembled into power model unit, composition module standard package; By the above-mentioned power model unit assembled by master unit cabinet in advance mounted slide rail push and be installed on master unit portion cashier's office in a shop, wherein integrated radiator is arranged on cavity panel top, air channel, the radiating fin of integrated radiator is stretched in the cavity of air channel and integrated radiator and air channel cavity panel is closely fixed; During installation, reserve gas channel at power model unit periphery;
Step 5: mounting electrical plate: first install components and parts on electric plates, then electric plates is vertically arranged on the middle part in master unit cabinet cabinet; During installation, make electric plates and all remain with clearance channel between power model unit and magnetic component system;
Step 6: connect the cable between each assembly or busbar, completes the assembling of compact power source cabinet master unit cabinet.
In the assemble method of above-mentioned compact power source cabinet master unit cabinet, each installation temperature-detecting device in magnetic component system and power model unit; Cooling fan current supply circuit is set in heat dissipation wind channel system; By Real-Time Monitoring temperature-detecting device state and control cooling fan current supply circuit, when temperature exceedes set point, the automatic startup optimization of radiation air function, to carrying out multipath globality cooling heat loss through convection in cabinet;
In step 5, install the components and parts of high heat sensitivity and the components and parts needing the components and parts of frequent Operation and Maintenance, another side installs low heat sensitivity in the one side of electric plates, electric plates offers ventilating opening; During mounting electrical plate, make electric plates central region in master unit cabinet cabinet is separated into front side cavity and backside volume, make the one side of the components and parts being provided with low heat sensitivity backward.
At master unit cabinet cabinet internal upper part, more than two power model unit can also be installed side by side, in master unit cabinet cabinet, lower parallel installs more than two magnetic component systems, in master unit cabinet cabinet, more than two heat dissipation wind channel systems are installed at rear portion side by side, during installation, make the corresponding power model unit of a heat dissipation wind channel system and a magnetic component system.
A kind of compact power source cabinet master unit cabinet cabinet inner assembly arrangement method, comprising:
Rear portion arrangement heat dissipation wind channel system in master unit cabinet cabinet, wherein, air outlet is located at cabinet top, air inlet is located at the upper and lower in air channel cavity lower front side and cabinet front, and cooling fan is arranged near the air inlet in the cavity of air channel or the air outlet place at cabinet top;
Top arrangement power model unit in master unit cabinet cabinet, wherein, integrated radiator, device for power switching ,dC support electric capacity, control circuit board, stack arrangement according to the order from the master unit cabinet cabinet back side to front successively front and back; The radiating fin of integrated radiator stretches into air channel cavity; Gas channel is reserved at power model unit periphery;
Bottom arrangement magnetic component system in master unit cabinet cabinet, wherein, small reactor overlays large reactor; Gas channel is reserved at magnetic component system periphery;
Middle part arrangement electric plates in master unit cabinet cabinet, electric plates front arrange high heat sensitivity components and parts and need the components and parts of frequent Operation and Maintenance, components and parts that low heat sensitivity is arranged at the back side;
Described power model unit, electric plates, magnetic component system, heat dissipation wind channel system are modular assembly.
The present invention is directed to the deficiencies in the prior art, utilize assemble method of the present invention to be assembled into and be a kind ofly convenient to that components and parts are put, dispel the heat the compact power source cabinet master unit cabinet good, rack volume is little.The compact power source cabinet comprising this master unit cabinet rationally shares heat dissipation wind channel mode by power model unit, electric plates, magnetic component system, Alternating Current Unit by multiple path in functional subregion compact Layout and cabinet, effectively achieve component compact layout and good radiating effect in power cabinet, cabinet has the advantage that front-operated is safeguarded, the reliable wall of dorsal part or barrier are installed, cabinet compact dimensions floor space is little.While the reliability ensureing power cabinet, reduce user installation cost, expanded the installation application scenario of power cabinet.
Master unit cabinet in the present invention optimizes large power supply cabinet complete machine structure from aspects such as Duct design, inlet and outlet distribution, heating element radiating requirements, device layout function divisions, thus when ensureing that complete machine heat dispersion is good, reduce rack volume, improve power density, rational deployment; Ensure the work of power cabinet high-efficiency stable, and structure is simple, is easy to making and installation; Only need front front-end operations to safeguard, reliable wall is installed, and working service is convenient, reduces and takes up room, expand field of employment, reduce user and build use cost.
Accompanying drawing explanation
Fig. 1 is the left TV structure schematic diagram of compact power source cabinet in embodiment one;
Fig. 2 is the compact power source cabinet internal structure front elevational schematic of embodiment one;
Fig. 3 is the compact power source cabinet schematic front view in embodiment one;
Fig. 4 is the compact power source cabinet cabinet air duct at top mouth schematic layout pattern in embodiment one;
Fig. 5 is the compact power source cabinet internal structure front elevational schematic in embodiment two;
Fig. 6 is the compact power source cabinet schematic front view in embodiment two;
Fig. 7 is the compact power source cabinet cabinet air duct at top mouth schematic layout pattern in embodiment two;
Fig. 8 is the power model unit unit schematic front view of traditional structure in prior art;
Fig. 9 is the power model unit unit schematic top plan view of traditional structure in prior art;
Figure 10 is the power model unit unit schematic front view in the present invention;
Figure 11 is the power model unit unit schematic side view in the present invention;
Figure 12 is magnetic component system arrangement mode schematic diagram traditional in prior art;
Figure 13 is the magnetic component system arrangement mode front elevational schematic in the present invention;
Figure 14 is the magnetic component system arrangement mode schematic side view in the present invention;
Figure 15 is the traditional heat dissipation wind channel system way of power cabinet of the prior art.
In figure: 1, cabinet, 2, first master unit cabinet, 3, second master unit cabinet, 4, exchange output unit cabinet, 5, heat dissipation wind channel system, 201, power model unit, 202, electric plates, 203, magnetic component system, 2021, front side cavity, 2022, backside volume, 501, cooling fan, 502, air channel cavity, 503, cabinet air outlet, 504, air inlet, 505, air inlet under cabinet, 506, the enterprising air port of cabinet, 2011, device for power switching, 2012, DC support electric capacity, 2013, integrated radiator, 2014, control circuit board, 2015, direct-flow input end mouth, 2016, ac output end mouth, 2031, large reactor, 2032, small reactor, 2033, connect busbar, 20311, first external connectivity port, 20321, second external connectivity port.
Embodiment
Compact power source cabinet comprises cabinet 1, is arranged on master unit cabinet in cabinet 1 and exchanges output unit cabinet 4 side by side; Described interchange output unit cabinet comprises interchange output distribution system, and described interchange output distribution system is connected by busbar or cable with between master unit cabinet.
Compact power source cabinet master unit cabinet comprises master unit cabinet cabinet (can be a part for compact power source cabinet cabinet 1), is arranged on the power model unit of master unit cabinet cabinet internal upper part, is vertically arranged on the electric plates at the interior middle part of master unit cabinet cabinet, is arranged on the magnetic component system of bottom in master unit cabinet cabinet, is arranged on the heat dissipation wind channel system of the multipath cooling heat dissipation of Background Region in master unit cabinet cabinet; Described power model unit comprises the integrated radiator, the device for power switching that stack installation successively ,dC support electric capacity, control circuit board; Described magnetic component system comprises more than two sub-components that mounted on top installs (reactor and transformer or reactor and reactor).Described master unit cabinet comprises at least one power model unit 201, electric plates 202, at least one magnetic component system 203, at least one heat dissipation wind channel system 5; Between described power model unit with magnetic component system, be all connected by busbar or cable between electric plates with power model unit.
Described master unit cabinet can adopt the first master unit cabinet 2 or the second master unit cabinet 3.
Be multiple pattern according to master unit cabinet actual capacity specification compact power source cabinet easily extensible, as expanded to two kinds of patterns: comprise the compact power source cabinet (as shown in Figures 1 to 4) of the first master unit cabinet 2 and comprise the compact power source cabinet (as shown in Figures 5 to 7) of the second master unit cabinet 3, below in conjunction with specific embodiment, respectively two kinds of situations of employing first master unit cabinet 2 and the second master unit cabinet 3 are described in detail.
Embodiment one: (comprising the compact power source cabinet of the first master unit cabinet 2)
As shown in Figures 1 to 4, a kind of compact power source cabinet, comprises cabinet 1, is arranged on the first master unit cabinet 2 in cabinet 1 and exchanges output unit cabinet 4 side by side; Described first master unit cabinet 2 comprise portion mounted thereto a power model unit 201, vertically electric plates 202 is in the middle installed, be arranged on a magnetic component system 203 of its underpart, be arranged on its Background Region a heat dissipation wind channel system 5 of multipath cooling heat dissipation; Described interchange output unit cabinet comprises interchange output distribution system, and described interchange output distribution system is connected by busbar or cable with between the first master unit cabinet 2.Described interchange output distribution system is primarily of grid-connected contactor, grid-connected circuit breaker, and exchange the formations such as output wiring terminal, the connection between its internal component and the connection between itself and the first master unit cabinet 2 are realized by busbar or cable.Above-mentioned power model unit, electric plates, magnetic component system, heat dissipation wind channel system are modular assembly.
First master unit cabinet 2 top is provided with primarily of device for power switching ,the power model unit 201 of the element compositions such as DC support electric capacity, control circuit board, radiator; Power model unit 201 is arranged on air channel cavity 502 panel of heat dissipation wind channel system 5, and the radiator heat-dissipation fin in power model unit 201 stretches in air channel cavity 502.
First master unit cabinet 2 lower area installs magnetic component system 203, and magnetic component mainly comprises the reactor of heavier-weight and/or transformer etc., and effectively reduce cabinet center of gravity, being convenient to transport installs; Magnetic component is used for current waveform improvement/voltage-regulation, and the connection between magnetic component and being connected between its with power model unit 201 is realized by busbar or cable.
Vertical mounting electrical plate 202 in the middle part of first master unit cabinet 2, and front side cavity 2021 and backside volume 2022 will be divided in cabinet with power model unit 201 together with magnetic component system 203, electric plates 202 only divides the central region being interposed between the first master unit cabinet 2, in first master unit cabinet cabinet, bottom (next-door neighbour's magnetic component system 203 part) and top (next-door neighbour's power model unit 201 part) are equipped with the passage that air feed flows through, and are convenient to the conducting of cooling heat dissipation air-flow; For the magnetic component region that part is blocked, electric plates 202 offers some ventilating openings, be convenient to the conducting of cooling heat dissipation air-flow and exchange; Front side cavity 2021 and backside volume 2022 form multipath with heat dissipation wind channel system 5 and dispel the heat, and cabinet internal power modular unit 201 realizes integral heat sink with interior heat radiation of cabinet simultaneously.Electric plates can before and after both sides mounting related components, utilize area large, compact in design, the connection between the components and parts on electric plates and between itself and power model unit 201 is realized by busbar or cable; Electric plates 202 is installed above the higher device of heat sensitivity or is needed the components and parts of frequent Operation and Maintenance, after the lower components and parts of heat sensitivity are installed.
First master unit cabinet 2 Background Region is provided with the heat dissipation wind channel system 5 of whole power cabinet system, primarily of can the cooling fan 501 of integral demounting, air channel cavity 502, cabinet air outlet 503, air inlet 504, cabinet air inlet (comprise cabinet under air inlet 505 and the enterprising air port 506 of cabinet) form.Described air channel cavity be arranged on the Background Region of the first master unit cabinet 2 and its top and bottom respectively with top and the bottom connection of the first master unit cabinet 2, the first master unit cabinet 2 that cavity upper end, air channel is corresponding and cabinet top are provided with cabinet air outlet, cavity bottom, air channel is provided with air inlet, described cooling fan is arranged near the air inlet in the cavity of air channel, and described cooling fan can adopt one or more; Described cabinet air inlet comprises air inlet under the enterprising air port of cabinet and cabinet, and under the enterprising air port of described cabinet and cabinet, air inlet is separately positioned on compact power source cabinet front upper region and lower area.
Power model unit 201 and magnetic component system 203 are equipped with temperature-detecting device, by Real-Time Monitoring temperature-detecting device state and control cooling fan 501 current supply circuit, when arbitrary temperature exceedes set point, cooling fan 501 is activated operation, to carrying out multipath globality cooling heat loss through convection in cabinet.The outer colder air draught of cabinet enters in cabinet by cabinet air inlet: enter air-flow in cabinet by air inlet under cabinet 505 and directly carry out cooling convection current through the gap of magnetic component system 203 and surrounding to it, then enter backside volume 2022, finally sucked by cooling fan 501; The upper space of front side cavity 2021 in cabinet is entered by the enterprising air port 506 of the cabinet air-flow entered in cabinet, two paths are split by electric plates 202, a part enters backside volume 2022 in cabinet, cooling convection current is carried out to electric plates 202 dorsal part region components and parts, another part carries out cooling convection current to electric plates 202 front area components and parts, then enter backside volume 2022 by the gap of the magnetic component system 203 of below and surrounding, finally sucked by cooling fan 501; By all air draughts that cooling fan 501 sucks, enter air channel cavity 502, and flow upward, with cabinet air outlet 503 place above close cabinet, cooling convection current is carried out to the heat radiator fin of the power model unit 201 stretched in chamber, air channel 502, upwards discharges finally by cabinet air outlet 503.
Embodiment two: (comprising the compact power source cabinet of the second master unit cabinet 3)
As shown in Figures 5 to 7, a kind of compact power source cabinet, the place different from embodiment one is, master unit cabinet is the second master unit cabinet 3, the difference of the second master unit cabinet 3 and the first master unit cabinet 2 is: the quantity of the power model unit 201 in the second master unit cabinet, magnetic component system 203 and heat dissipation wind channel system 5 is two, and other are identical with embodiment one.
Cooling fan 501 in heat dissipation wind channel system 5 in above technical scheme also can be installed on the position of cabinet air outlet 503; Master unit cabinet can change with the mutual alignment exchanging output unit cabinet, as: superpose up and down.
Below in conjunction with compared with the prior art, concrete scheme of the present invention is described further:
1) totally form:
Electric plates 202, magnetic component system 203, heat dissipation wind channel system 5 that master unit cabinet in the formation of compact power source cabinet mainly comprises power model unit 201, vertically installs; First module cabinet 2 and the difference of second unit cabinet 3 are that power model unit 201, magnetic component system 203 are different with the formation quantity of heat dissipation wind channel system 5; Unit cabinet 4 mainly comprises and exchanges output distribution system, by grid-connected contactor, grid-connected circuit breaker, exchanges the formations such as output wiring terminal, connects and realized by busbar or cable with being connected between master unit cabinet between its internal component; Above-mentioned power model unit, electric plates, magnetic component system, heat dissipation wind channel system are modular assembly.
2) power model unit:
Top in master unit cabinet cabinet is provided with several power model unit 201 be made up of elements such as integrated radiator 2013, device for power switching, DC support electric capacity, control circuit boards; Power model unit 201 is arranged on air channel cavity 502 panel of heat dissipation wind channel system 5, and the radiating fin of the integrated radiator in power model unit 201 stretches in air channel cavity 502.Power model unit in the present invention is the innovation of structure to traditional and arrangement, and as shown in Figure 10, Figure 11,201 is a power model unit, and mainly DC support electric capacity 2012 is different from the Structural assignments of integrated radiator etc.:
A) in traditional way of the prior art, as shown in Figure 8, Figure 9, the DC support electric capacity 2012 in power model unit 201 becomes left and right directions yi word pattern laid out in parallel with integrated radiator etc.; Power model unit also comprises direct-flow input end mouth 2015, ac output end mouth 2016 and integrated radiator 2013.
B) way of the present invention, DC support electric capacity 2012 and device for power switching ,control circuit board 2014 and integrated radiator are arranged along depth direction, front and back stack installation, device for power switching, DC support electric capacity, control circuit board stack successively and are arranged on integrated radiator, wherein power model unit 201 front panel install control circuit board; As shown in Figure 10, Figure 11, device for power switching 2011 is arranged on integrated radiator 2013 table top; Direct-flow input end mouth 2015 can be positioned at the left side of power model unit, can also be positioned at the right side of power model unit; Ac output end mouth 2016 is positioned at below power model unit.
C) compared with traditional method, the present invention can reduce the size of power model unit 201 nearly half, and takes full advantage of the space in cabinet depth direction.
3) magnetic component system:
The magnetic component system 203 of master unit cabinet lower area installation of modular, magnetic component mainly comprises the reactor, transformer etc. of heavier-weight, effectively reduces cabinet center of gravity, is convenient to transport and installs; Magnetic component is used for current waveform improvement/voltage-regulation, connects therebetween and is realized by busbar or cable with being connected between power model unit 201.Magnetic component system of the present invention is the innovation of structure to traditional and arrangement, and as shown in Figure 12 to Figure 14,203 is a set of magnetic component system:
A) as shown in figure 12, in traditional way of the prior art, in magnetic component system, each sub-component (reactor or transformer) is discrete component, adopts mounting means side by side, connect with busbar or cable between component, take larger space at Width; As shown in figure 12, magnetic component system comprises two sub-components: large reactor 2031 and small reactor 2032, and the external connectivity port 20321, the external connectivity port of connection busbar 2033, first 20311, second between inside.
B) as shown in Figure 13 and Figure 14, way of the present invention, in a set of modularization magnetic component system, two sub-components are by short transverse arrangement, be fixed into a standardized module by fixed support and attaching plate elements etc., effectively can shorten the Width length that magnetic component system is shared in cabinet, and take full advantage of the space of cabinet short transverse, a whole set of magnetic component system configuration is compacter, takes up room little; As shown in Figure 13,14, the small reactor 2032 that mounted on top is installed and large reactor 2031 are respectively two sub-components of magnetic component system, and magnetic component system also comprises connection busbar 2033, externally connectivity port 20311,20321 between inside.
4) heat dissipation wind channel system:
The vertical mounting electrical plate 202 in middle part in master unit cabinet cabinet, and front side cavity 2021 and backside volume 2022 will be divided in cabinet with the power model unit 201 of top in cabinet together with the magnetic component system 203 of bottom; Electric plates 202 only separates the master unit cabinet 2 of power supply cabinet or the central region of master unit cabinet 3, and bottom (next-door neighbour's magnetic component system 203) and top (next-door neighbour's power model unit 201) are sky passage, are convenient to the conducting of cooling heat dissipation air-flow; For the magnetic component region that part is blocked, electric plates 202 offers some ventilating openings, be convenient to the conducting of cooling heat dissipation air-flow and exchange; Electric plates can before and after both sides mounting related components, utilize area large, compact in design, realized by busbar or cable between the components and parts on electric plates and with being connected between power model unit 201; The device that electric plates 202 front installed in front heat sensitivity is higher or need the components and parts of frequent Operation and Maintenance, the lower components and parts of heat sensitivity are installed at the back side.
Master unit cabinet Background Region is provided with heat dissipation wind channel system 5, is made up of cooling fan 501, chamber, air channel 502, some cabinet air outlets 503, air inlet 504, some cabinet air inlets 505 and 506.Power model unit 201 and magnetic component system 203 are equipped with temperature-detecting device, and by Real-Time Monitoring temperature-detecting device state and control cooling fan 501 current supply circuit, when arbitrary temperature exceedes set point, cooling fan 501 is activated operation.The outer colder air draught of cabinet enters in cabinet by cabinet air inlet 505 and 506: enter air-flow in cabinet by air inlet 505 and directly carry out cooling convection current through the gap of magnetic component system 203 and surrounding to it, then enter backside volume 2022, finally sucked by cooling fan 501; The air-flow entered in cabinet by air inlet 506 enters the upper space of forward cavity 2021 in cabinet, two paths are split by electric plates 202, a part enters the cavity 2022 of side rearward in cabinet, cooling convection current is carried out to electric plates 202 dorsal part region components and parts, another part carries out cooling convection current to electric plates 202 front area components and parts, then enter backside volume 2022 by the gap of the magnetic component system 203 of below and surrounding, finally sucked by cooling fan 501; By all air draughts that cooling fan 501 sucks, enter chamber, air channel 502, and flow upward, with cabinet air outlet 503 place above close cabinet, cooling convection current is carried out to the heat radiator fin of the power model unit 201 stretched in chamber, air channel 502, upwards discharges finally by cabinet air outlet 503.
A) as shown in figure 15, in the heat dissipation wind channel system conventional way of power cabinet of the prior art, the air inlet of heat dissipation wind channel system is positioned at the dorsal part of power cabinet, sucked by cooling fan, and upwards flow, carry out cooling heat loss through convection to the heat radiator fin of the power model unit stretching into chamber, air channel, final air-flow ejects air port by cabinet and discharges; The power model heat dissipation wind channel system at place and interior other of cabinet dispel the heat and divide two independent cooling systems, in cabinet other heat radiation air inlet and lay respectively at power cabinet lower backside and front, the cooling blast flowed into is to magnetic component in cabinet and other element cooling convection current, and upwards flow, the cooling fan configured by cabinet top is discharged.
B) heat dissipation wind channel system of the present invention is the innovation to traditional way, pass through a) to describe with the heat dissipation wind channel system of the invention described above, visible the present invention and traditional way, heat radiation in power cabinet is globality heat radiation in maximum being distinguished as, full front end air intake.So, eliminate the cabinet top fan in traditional method, eliminated power cabinet dorsal part air inlet simultaneously, the reliable wall in power cabinet back is installed, reduces installation and take up room, expand power cabinet and occasion is installed, saved use cost.
By above-mentioned 1), 2), 3), 4) way, for the power cabinet in the embodiment of the present invention two, the power cabinet size 2420mm(of traditional method is wide) × 850mm(is dark) × 2200mm(is high), and the power cabinet size of embodiments of the invention two to be only 1620mm(wide) × 850mm(is dark) × 2200mm(is high), cabinet size reduces greatly, and the reliable wall of cabinet is installed.
An assemble method for compact power source cabinet master unit cabinet, comprises the steps:
Step one: prepare material requested and parts, comprising: master unit cabinet cabinet, integrated radiator, device for power switching ,dC support electric capacity, control circuit board, air channel cavity, cooling fan, large reactor, small reactor, electric plates, electric plates components and parts, busbar, cable, temperature-detecting device;
Step 2: install heat dissipation wind channel system: comprise as follows step by step:
D, set cabinet air outlet at master unit cabinet cabinet top, air inlet under master unit cabinet cabinet front upper region and lower area set the enterprising air port of cabinet and cabinet respectively;
E, in air channel, cavity lower front side sets air inlet; Air channel cavity is arranged on the Background Region in master unit cabinet cabinet, the top and bottom making air channel cavity respectively with top and the bottom connection of master unit cabinet cabinet, the corresponding cabinet air outlet in upper end of air channel cavity; The air channel cavity panel of cavity front portion, air channel is fixed;
F, be arranged on cooling fan in the cavity of air channel air inlet near or near cabinet air outlet;
Step 3: install magnetic component system: by fixed support and attaching plate elements small reactor stacked and be installed to above large reactor, be assembled into magnetic component system, composition module standard package; Large reactor base is provided with some installation fixing holes, installs the fixed connecting piece such as fixing hole and bolt and nut the installation of magnetic component entire system is fixed to master unit cabinet cabinet inner bottom part by it; During installation, make magnetic component system just to air inlet under air inlet and cabinet, and maintain distance with air inlet under air inlet and cabinet, reserve gas channel at magnetic component system periphery;
Step 4: installation power modular unit: according to the direction from the master unit cabinet cabinet back side to front, by device for power switching ,dC support electric capacity, control circuit board stack successively and are installed on integrated radiator, are assembled into power model unit, composition module standard package; By the above-mentioned power model unit assembled by master unit cabinet in advance mounted slide rail push and be installed on master unit portion cashier's office in a shop, wherein integrated radiator is arranged on cavity panel top, air channel, the radiating fin of integrated radiator is stretched in the cavity of air channel and integrated radiator and air channel cavity panel is closely fixed; During installation, reserve gas channel at power model unit periphery;
Step 5: mounting electrical plate: install the components and parts of high heat sensitivity and the components and parts needing the components and parts of frequent Operation and Maintenance, another side installs low heat sensitivity in the one side of electric plates, electric plates offers ventilating opening; Again electric plates is vertically arranged on the middle part in master unit cabinet cabinet; During installation, make electric plates and all remain with clearance channel between power model unit and magnetic component system, make electric plates central region in master unit cabinet cabinet is separated into front side cavity and backside volume, make the one side of the components and parts being provided with low heat sensitivity backward;
Step 6: connect the cable between each assembly or busbar, completes the assembling of compact power source cabinet master unit cabinet.
In the assemble method of above-mentioned compact power source cabinet master unit cabinet, each installation temperature-detecting device in magnetic component system and power model unit; Cooling fan current supply circuit is set in heat dissipation wind channel system; By Real-Time Monitoring temperature-detecting device state and control cooling fan current supply circuit, when temperature exceedes set point, the automatic startup optimization of radiation air function, to carrying out multipath globality cooling heat loss through convection in cabinet.
The foregoing is only the preferred embodiments of the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., be all included within protection scope of the present invention.

Claims (10)

1. a compact power source cabinet master unit cabinet, it is characterized in that, comprise master unit cabinet cabinet, be arranged on master unit cabinet cabinet internal upper part power model unit, be vertically arranged on middle part in master unit cabinet cabinet electric plates, be arranged on the magnetic component system of bottom in master unit cabinet cabinet, be arranged on the heat dissipation wind channel system of Background Region in master unit cabinet cabinet; Integrated radiator, the device for power switching of installation is stacked before and after described power model unit comprises ,dC support electric capacity and control circuit board; Described magnetic component system comprises more than two the sub-components that mounted on top is installed.
2. compact power source cabinet master unit cabinet according to claim 1, is characterized in that, described power model unit, electric plates, magnetic component system, heat dissipation wind channel system are modular assembly.
3. compact power source cabinet master unit cabinet according to claim 1, it is characterized in that, described heat dissipation wind channel system comprises cooling fan, air channel cavity, cabinet air outlet, air inlet and cabinet air inlet; Described air channel cavity be arranged on the Background Region of master unit cabinet and its top and bottom respectively with top and the bottom connection of master unit cabinet, master unit cabinet top corresponding to cavity upper end, air channel is provided with cabinet air outlet, air channel cavity lower front side is provided with air inlet, and described cooling fan is arranged near the air inlet in the cavity of air channel or near cabinet air outlet; Described cabinet air inlet comprises air inlet under the enterprising air port of cabinet and cabinet, and under the enterprising air port of described cabinet and cabinet, air inlet is separately positioned on master unit cabinet front upper region and lower area; A heat dissipation wind channel system comprises at least one cooling fan;
Described air channel cavity comprises the air channel cavity panel being positioned at its front portion; Described integrated radiator is arranged on cavity panel top, air channel; Described integrated radiator comprises radiating fin, and described radiating fin stretches in the cavity of air channel.
4. compact power source cabinet master unit cabinet according to claim 1, is characterized in that,
The sub-component of described magnetic component system is fixedly mounted on master unit cashier's office in a shop by fixed support, attaching plate elements and bolt and nut; Described sub-component comprises large reactor and small reactor, and the connection between the electrical connection between described sub-component and magnetic component system and power model unit, electric plates is all connected by busbar or cable.
5. compact power source cabinet master unit cabinet according to claim 1, is characterized in that,
All be provided with components and parts with rear side on front side of described electric plates, the components and parts of electric plates installed in front height heat sensitivity and the components and parts of the frequent Operation and Maintenance of needs, rear side install the components and parts of low heat sensitivity; Described electric plates offers ventilating opening; All be connected by busbar or cable between components and parts on electric plates and between electric plates with power model unit;
Described power model unit and magnetic component system are equipped with temperature-detecting device, and described heat dissipation wind channel system comprises cooling fan current supply circuit; By Real-Time Monitoring temperature-detecting device state and control cooling fan current supply circuit, when temperature exceedes set point, the automatic startup optimization of cooling fan, to carrying out multipath globality cooling heat loss through convection in cabinet.
6. compact power source cabinet master unit cabinet as claimed in claim 1, it is characterized in that, described power model unit, magnetic component system and heat dissipation wind channel system are more than two; Described more than two power model unit are arranged on the top of master unit cabinet side by side, described more than two magnetic component systems are arranged on the bottom in master unit cabinet cabinet side by side, and described more than two heat dissipation wind channel systems install the rear portion be arranged in master unit cabinet cabinet side by side; A corresponding power model unit of heat dissipation wind channel system and a magnetic component system.
7. an assemble method for compact power source cabinet master unit cabinet,
Described compact power source cabinet master unit cabinet comprises master unit cabinet cabinet, is arranged on the power model unit of master unit cabinet cabinet internal upper part, is vertically arranged on the electric plates at the interior middle part of master unit cabinet cabinet, is arranged on the magnetic component system of bottom in master unit cabinet cabinet, is arranged on the heat dissipation wind channel system of Background Region in master unit cabinet cabinet; Integrated radiator, the device for power switching of installation is stacked before and after described power model unit comprises ,dC support electric capacity and control circuit board; Described magnetic component system comprises more than two the sub-components that mounted on top is installed;
Described heat dissipation wind channel system comprises cooling fan, air channel cavity, cabinet air outlet, air inlet and cabinet air inlet; Described air channel cavity be arranged on the Background Region of master unit cabinet and its top and bottom respectively with top and the bottom connection of master unit cabinet, master unit cabinet top corresponding to cavity upper end, air channel is provided with cabinet air outlet, air channel cavity lower front side is provided with air inlet, and described cooling fan is arranged near the air inlet in the cavity of air channel or near cabinet air outlet; Described cabinet air inlet comprises air inlet under the enterprising air port of cabinet and cabinet, and under the enterprising air port of described cabinet and cabinet, air inlet is separately positioned on master unit cabinet front upper region and lower area;
Described air channel cavity comprises the air channel cavity panel being positioned at its front portion; Described integrated radiator is arranged on cavity panel top, air channel; Described integrated radiator comprises radiating fin, and described radiating fin stretches in the cavity of air channel;
The sub-component of described magnetic component system comprises and is fixedly mounted on master unit large reactor cashier's office in a shop and small reactor by fixed support and attaching plate elements;
All be provided with components and parts with rear side on front side of described electric plates, the components and parts of electric plates installed in front height heat sensitivity and the components and parts of the frequent Operation and Maintenance of needs, rear side install the components and parts of low heat sensitivity; Described electric plates offers ventilating opening; All be connected by busbar or cable between components and parts on electric plates and between electric plates with power model unit;
The assemble method of described compact power source cabinet master unit cabinet comprises the steps:
Step one: prepare material requested and parts, comprising: master unit cabinet cabinet, integrated radiator, device for power switching ,dC support electric capacity, control circuit board, air channel cavity, cooling fan, large reactor, small reactor, electric plates, electric plates components and parts, busbar, cable, temperature-detecting device;
Step 2: install heat dissipation wind channel system: comprise as follows step by step:
A sets cabinet air outlet at master unit cabinet cabinet top, air inlet under master unit cabinet cabinet front upper region and lower area set the enterprising air port of cabinet and cabinet respectively;
B sets air inlet in air channel cavity lower front side; Air channel cavity is arranged on the Background Region in master unit cabinet cabinet, the top and bottom making air channel cavity respectively with top and the bottom connection of master unit cabinet cabinet, the corresponding cabinet air outlet in upper end of air channel cavity; The air channel cavity panel of cavity front portion, air channel is fixed;
Cooling fan is arranged near the air inlet in the cavity of air channel or near cabinet air outlet by C;
Step 3: install magnetic component system: by fixed support and attaching plate elements small reactor stacked and be installed to above large reactor, be assembled into magnetic component system, composition module standard package; Large reactor base is provided with some installation fixing holes, by its installation fixing hole and fixed connecting piece, the installation of magnetic component entire system is fixed to master unit cabinet cabinet inner bottom part; During installation, make magnetic component system just to air inlet under air inlet and cabinet, and maintain distance with air inlet under air inlet and cabinet, reserve gas channel at magnetic component system periphery;
Step 4: installation power modular unit: according to the direction from the master unit cabinet cabinet back side to front, by device for power switching ,dC support electric capacity, control circuit board stack successively and are installed on integrated radiator, are assembled into power model unit, composition module standard package; By the above-mentioned power model unit assembled by master unit cabinet in advance mounted slide rail push and be installed on master unit portion cashier's office in a shop, wherein integrated radiator is arranged on cavity panel top, air channel, the radiating fin of integrated radiator is stretched in the cavity of air channel and integrated radiator and air channel cavity panel is closely fixed; During installation, reserve gas channel at power model unit periphery;
Step 5: mounting electrical plate: first install components and parts on electric plates, then electric plates is vertically arranged on the middle part in master unit cabinet cabinet; During installation, make electric plates and all remain with clearance channel between power model unit and magnetic component system;
Step 6: connect the cable between each assembly or busbar, completes the assembling of compact power source cabinet master unit cabinet.
8. the assemble method of compact power source cabinet master unit cabinet according to claim 7, is characterized in that, each installation temperature-detecting device in magnetic component system and power model unit; Cooling fan current supply circuit is set in heat dissipation wind channel system; By Real-Time Monitoring temperature-detecting device state and control cooling fan current supply circuit, when temperature exceedes set point, the automatic startup optimization of radiation air function, to carrying out multipath globality cooling heat loss through convection in cabinet;
In step 5, install the components and parts of high heat sensitivity and the components and parts needing the components and parts of frequent Operation and Maintenance, another side installs low heat sensitivity in the one side of electric plates, electric plates offers ventilating opening; During mounting electrical plate, make electric plates central region in master unit cabinet cabinet is separated into front side cavity and backside volume, make the one side of the components and parts being provided with low heat sensitivity backward.
9. the assemble method of compact power source cabinet master unit cabinet according to claim 7, it is characterized in that, at master unit cabinet cabinet internal upper part, more than two power model unit are installed side by side, in master unit cabinet cabinet, lower parallel installs more than two magnetic component systems, in master unit cabinet cabinet, more than two heat dissipation wind channel systems are installed at rear portion side by side, during installation, make the corresponding power model unit of a heat dissipation wind channel system and a magnetic component system.
10. a compact power source cabinet master unit cabinet cabinet inner assembly arrangement method, is characterized in that,
Rear portion arrangement heat dissipation wind channel system in master unit cabinet cabinet, wherein, air outlet is located at cabinet top, air inlet is located at the upper and lower in air channel cavity lower front side and cabinet front, and cooling fan is arranged near the air inlet in the cavity of air channel or the air outlet place at cabinet top;
Top arrangement power model unit in master unit cabinet cabinet, wherein, integrated radiator, device for power switching ,dC support electric capacity, control circuit board, stack arrangement according to the order from the master unit cabinet cabinet back side to front successively front and back; The radiating fin of integrated radiator stretches into air channel cavity; Gas channel is reserved at power model unit periphery;
Bottom arrangement magnetic component system in master unit cabinet cabinet, wherein, small reactor overlays large reactor; Gas channel is reserved at magnetic component system periphery;
Middle part arrangement electric plates in master unit cabinet cabinet, electric plates front arrange high heat sensitivity components and parts and need the components and parts of frequent Operation and Maintenance, components and parts that low heat sensitivity is arranged at the back side;
Described power model unit, electric plates, magnetic component system, heat dissipation wind channel system are modular assembly.
CN201410153480.5A 2014-04-17 2014-04-17 Compact main unit cabinet of power cabinet, assembly method thereof and arrangement method for components therein Active CN104600960B (en)

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