WO2017094428A1 - 直流分電盤およびマイグレーション装置 - Google Patents
直流分電盤およびマイグレーション装置 Download PDFInfo
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- WO2017094428A1 WO2017094428A1 PCT/JP2016/082570 JP2016082570W WO2017094428A1 WO 2017094428 A1 WO2017094428 A1 WO 2017094428A1 JP 2016082570 W JP2016082570 W JP 2016082570W WO 2017094428 A1 WO2017094428 A1 WO 2017094428A1
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- WIPO (PCT)
- Prior art keywords
- distribution board
- migration
- load
- migration device
- direct
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
- H02B1/052—Mounting on rails
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/40—Wall-mounted casings; Parts thereof or accessories therefor
- H02B1/42—Mounting of devices therein
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/02—Circuit arrangements for ac mains or ac distribution networks using a single network for simultaneous distribution of power at different frequencies; using a single network for simultaneous distribution of ac power and of dc power
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1485—Servers; Data center rooms, e.g. 19-inch computer racks
- H05K7/1488—Cabinets therefor, e.g. chassis or racks or mechanical interfaces between blades and support structures
- H05K7/1492—Cabinets therefor, e.g. chassis or racks or mechanical interfaces between blades and support structures having electrical distribution arrangements, e.g. power supply or data communications
Definitions
- the present invention relates to a DC distribution board and a migration device for supplying power to electronic equipment such as an exchange and an optical fiber terminator.
- the AC power source is converted to a high voltage of, for example, DC 380 volts (hereinafter referred to as DC 380 V), and power is supplied at a high voltage, thereby reducing the load current and making the wiring thin.
- DC 380 V DC 380 volts
- the DC power supply system that realizes energy saving by reducing the power loss due to DC / AC conversion and DC / DC conversion by converting the load itself to DC380V and using high-voltage DC power supply.
- the load of servers and communication equipment which is a load of DC380V
- DC380V power supply
- the DC380V power supply is converted to DC / AC.
- the device converts the current into alternating current and supplies power to the load.
- the DC 380V power is converted to a voltage suitable for the load by a DC / DC converter, and in this field, in particular, DC / AC
- the conversion device and the DC / DC conversion device are called migration devices.
- Patent Document 1 is known as an example of such an apparatus.
- an electronic device having the circuit configuration of FIG. 3 of Patent Document 1 is mounted as shown in FIG. 4 in an electronic device housing box in which electronic devices such as an exchange and an optical fiber terminator are mounted.
- a conventional electronic device storage box is standardly stored in a JIS standard or EIA standard storage box called a 19-inch rack.
- the migration apparatus 4 constituted by a 19-inch rack as an electronic device storage box shown in FIG. 4 of Patent Document 1 is constituted, for example, as shown in FIG.
- One box of the electronic equipment storage box made up of a pair of boxes has a communication electronic device EM (DC) driven by DC such as a router and a switching hub, and a DC / AC converter CV (AC driven by AC drive). ), And a rectifier RF for performing DC power supply is housed.
- communication electronic equipment EM (AC) driven by AC such as a firewall and four servers SV (DC) driven by DC are housed.
- the commercial power source is converted into direct current by AC / DC conversion, the direct current load remains direct current, the alternating current load is converted into alternating current by DC / AC conversion, and is supplied to the load.
- the load is a DC load, for example, when the power source is DC 100 V but the load is DC 48 V, the DC power is converted to DC 48 V through DC / DC conversion according to the load, and the power is supplied to the load.
- the DC distribution board 3 of DC380V supplies power to the migration devices 4A and 4B of the 19-inch rack 4 in addition to the DC380V load 5C, to the AC100V load 5A and DC48V load 5B.
- a part of the load of the migration devices 4A and 4B can support DC 380V, and when this load is replaced, a DC distribution board 3S for DC 380V is newly added as shown in FIG. It is necessary to install and supply power.
- the direct current distribution board 3 is supplied with direct current obtained by converting the commercial power source 1 into direct current 380 V by the rectifier 2 having the AC / DC converter 2A and the battery 2B.
- the present invention has been made to solve the above-mentioned problems, and when the load of the migration device is changed to a high-voltage DC power supply, the migration device and the DC distribution board unit are replaced, thereby reducing the cost.
- the goal is to save space.
- the present invention houses a DC distribution board unit and a migration device in a DC distribution board, and the migration device and the DC distribution board unit are connected to a power source of the DC distribution board, a connection position, and a load.
- the migration device and the DC distribution board unit are interchangeable with each other so that the connection configuration, the connection position, and the fixing position fixed to the panel are compatible.
- the migration device even when the migration device is housed in a DC distribution board and a part of the migration load is replaced with a high voltage DC power supply, the migration device is newly replaced with a DC distribution board unit.
- the load can be changed without adding a DC distribution board.
- an economical and space-saving system can be configured.
- FIG. 5A is a perspective view
- FIG. 5B is a front view
- FIG. 5C is a CC cross-sectional view
- FIG. 6A is a perspective view of the left unit
- FIG. 6B is a perspective view of the right unit
- FIG. 6A is a perspective view of the left unit
- FIG. 6C is a front view of the left unit
- FIG. (D) is a side view of the left unit
- FIG. 7A is a perspective view
- FIG. 7B is a front view
- FIG. 7C is a CC cross-sectional view
- FIG. 8A is a perspective view
- FIG. 8B is a front view
- FIG. 8C is a side view, illustrating the configuration of the migration apparatus according to the first embodiment of the present invention.
- FIG. 9A is a perspective view of a left-side migration device
- FIG. 9B is a perspective view of a right-side migration device, illustrating a migration device according to a second embodiment of the present invention.
- FIG. 1 is a block diagram which shows the structure of a general DC distribution board and each load.
- FIG. 1B is a perspective view showing the configuration of a migration apparatus composed of a 19-inch rack.
- FIG. 2 is a block diagram showing a configuration when a part of the load is changed to correspond to DC380V.
- FIG. 3 is a block diagram showing the configuration of the present invention in which the migration device is accommodated in the DC distribution board.
- FIG. 4 is a block diagram showing the configuration of the present invention when a part of the load is changed to correspond to DC380V.
- the conventional apparatus supports DC 380V.
- a new DC distribution board 3S compatible with DC380V is installed as shown in FIG. 2 while a part of the migration device corresponding to the partial load changed to is left in the 19-inch rack having the configuration shown in FIG. There is a need to.
- the migration devices 4A and 4B are housed in the DC distribution board 3 together with the DC distribution board units 3A.
- a direct current obtained by converting the commercial power source 1 into a direct current 380V by a rectifier 2 including an AC / DC converter 2A and a battery 2B is applied to the direct current distribution board 3.
- each load of the migration device refers to communication electronic devices such as routers, switching hubs, firewalls, and servers housed in a 19-inch rack shown in FIG. 1B, and air conditioners not housed in a 19-inch rack.
- each of the migration devices 4A, 4B and the DC distribution board units 3A ... has (1) a connection configuration with the power supply of the DC distribution board 3, and (2) a power supply for the DC distribution board 3.
- connection position (3) connection configuration with loads 5A to 5C, (4) connection position with respect to loads 5A to 5C, and (5) fixing position for fixing to the panel of DC distribution board 3
- Each of the migration devices 4A, 4B and each of the DC distribution board units 3A... Can be replaced with each other.
- FIG. 5 is a diagram showing a configuration of a general DC distribution board.
- FIG. 6 is a diagram showing the configuration of the DC distribution board unit.
- FIG. 7 is a diagram showing the configuration of the DC distribution board of the present invention.
- FIG. 8 is a diagram showing the configuration of the migration apparatus according to the first embodiment of the present invention.
- FIG. 5 shows a structural example of a general DC distribution board.
- FIG. 5A is a perspective view of the DC distribution board 1.
- FIG. 5B shows a front view of the DC distribution board 1, and the DC distribution board units 3A... Are stored symmetrically with respect to the center line as shown in the sectional view of FIG. Has been.
- FIG. 6A and 6B are diagrams showing the DC distribution board units 3A, FIG. 6A is a perspective view showing the left unit, and FIG. 6B is a perspective view of the right unit.
- the DC distribution board units 3A shown in FIG. 6A and FIG. 6B have a symmetrical structure with respect to the center line of the front view of FIG. 5B.
- Each of the DC distribution board units 3A... Is electrically connected to two to four DC distribution board vertical buses 3B of N phase, P phase, N phase, and P phase as shown in the sectional view 5c on both the left and right sides.
- the power supply contact 3b for connecting to is provided.
- FIG. 6C is a front view of the left unit
- FIG. 6D is a side view of the left unit.
- the circuit breaker 3c for wiring is connected to the DC distribution board vertical bus 3B and the power contact 3b, and supplies power to the load via the load terminal block 3a.
- the DC distribution board units 3A are housed on the front and back sides of the board.
- FIG. 7A is a perspective view when the migration devices 4A and 4B are accommodated in the DC distribution board 3, and FIG. 7B shows a front view of the DC distribution board 3, and the DC distribution board unit 3A.
- the vertical widths of the migration devices 4A and 4B coincide with the vertical widths of the three stages of the DC distribution board units 3A, so that the DC distribution boards 3A are accommodated in the respective stages.
- the size is set so that one migration device can be accommodated in a space corresponding to three stages of the electrical panel 3.
- the migration devices 4A and 4B are housed on the front and back surfaces of the panel.
- FIG. 7C shows a structural example of the DC distribution board of the present invention.
- the migration devices 4 ⁇ / b> A and 4 ⁇ / b> B are fixed to a panel structure that is a casing of the DC distribution board 3 in a state of being housed in the DC distribution board 3.
- the fixing position is the same as the case where the DC distribution board units 3A are fixed, and the DC distribution board units 3A and the migration devices 4A, Compatibility with 4B is ensured.
- the vertical dimensions of the migration devices 4A and 4B which are fixed at the same plane position as the case where the DC distribution board units 3A are accommodated and are accommodated in the DC distribution board 3 are the respective dimensions of the DC distribution board units 3A.
- the vertical dimension of the migration devices 4A and 4B is three times the dimension of each of the DC distribution board units 3A.
- the vertical dimensions of the devices 4A and 4B may be the same as the respective dimensions of the DC distribution board units 3A.
- FIG. 8 is a diagram showing details of the migration devices 4A and 4B
- FIG. 8A is a perspective view of the migration devices 4A and 4B
- FIG. 8B is a front view of the migration devices 4A and 4B
- FIG. (C) shows a side view of the migration devices 4A and 4B.
- the migration devices 4A and 4B include a power contact 3b for electrically connecting to the DC distribution board vertical bus 3B. Is DC / AC converted or DC / DC converted, and power is supplied to the load via the load terminal block 3a.
- the power contacts 3b provided in the migration devices 4A and 4B have the same connection configuration as the power contacts 3b provided in the DC distribution board units 3A... And are connected to the DC distribution board vertical bus 3B. The position is the same as in the case of the DC distribution board units 3A.
- the DC distribution board 3B is connected to the DC distribution board vertical bus 3B, which is the power source of the DC distribution board 3, and the connection position to the DC distribution board vertical bus 3B, which is the power source of the DC distribution board 3.
- Compatibility between the panel units 3A and the migration devices 4A and 4B is ensured.
- the migration devices 4A and 4B have the same positional relationship with the DC distribution panel vertical bus 3B as that of the DC distribution panel unit 3A when housed in the panel structure which is the casing of the DC distribution panel 3. It is.
- the load terminal block 3a provided in the migration devices 4A and 4B has the same connection configuration as the load terminal block 3a provided in the DC distribution board unit 3A.
- the connection positions with respect to the loads 5A to 5C are the same as in the case of the DC distribution board units 3A..., And the load terminal block 3a is arranged in the wiring space CS formed in the left and right spaces of the migration devices 4A and 4B. This ensures compatibility between the DC distribution board units 3A and the migration devices 4A and 4B with respect to the connection configuration with the loads 5A to 5C and the connection positions with respect to the loads 5A to 5C.
- the migration devices 4A, 4B and the DC distribution board unit 3A are connected to the DC distribution board power source, connected to the load and connected to the load, connected to the board, and fixed to the board.
- the migration devices 4A and 4B have a structure that can replace the normally used DC distribution board units 3A shown in FIG.
- FIG. Embodiment 1 according to the present invention will be described with reference to FIG.
- the size is shown as an example in which one migration device can be replaced with respect to six DC distribution board units (three on the left and three on the right).
- the vertical width of the migration device is three times the vertical width of the DC distribution board units 3A, but an integer number of DC distribution board units 3A. If it is doubled, replacement can be carried out smoothly.
- the structure of the present invention when a part of communication equipment such as routers, switching hubs, firewalls, servers, etc., which is a load of the migration apparatus, air conditioning, electric lights, and other electric facilities is converted to DC380V.
- the migration device 4 by replacing the migration device 4 with the DC distribution board unit 3A, it becomes possible to cope with a load change without adding a new DC distribution board 1.
- the 19-inch rack shown in FIGS. 1 and 2 can be eliminated from the system configuration. As a result, it is possible to reduce the cost of installing the DC distribution panel 1 and the installation cost of the 19-inch rack by changing the load, and eliminating the 19-inch rack that will be unnecessary when all loads are changed to DC 380V in the future. Costs are also unnecessary.
- a space for arranging the 19-inch rack is not required, and an economical and space-saving system can be configured.
- each embodiment can be freely combined, or each embodiment can be appropriately modified or omitted.
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Abstract
Description
特許文献1に示されるように、従来の電子機器収納箱は、19インチラックと称されるJIS規格、EIA規格の収容箱へ収容するものが標準となっている。
特許文献1の図4に示される電子機器収納箱としての19インチラックで構成されるマイグレーション装置4は、例えば、本発明図面の図1(b)に示す通りに構成される。1対の箱体からなる電子機器収納箱の一方の箱体には、ルータ,スイッチングハブ等の直流駆動による通信用電子機器EM(DC)、および、交流駆動によるDC/AC変換器CV(AC)、ならびに、直流給電を行うための整流器RFが収納される。他方の箱体には、ファイアウォール等の交流駆動による通信用電子機器EM(AC)、および、直流駆動による4台のサーバSV(DC)が収納される。
なお、本発明図面の図1において、直流分電盤3には、商用電源1をAC/DC変換器2A、バッテリ2Bを備えた整流器2により直流380Vに変換された直流が加えられている。
本発明に係る実施の形態1を図1から図8までについて説明する。図1(a)は、一般的な直流分電盤と各負荷との構成を示すブロック図である。図1(b)は、19インチラックからなるマイグレーション装置の構成を示す斜視図である。図2は、一部の負荷がDC380V対応に変わった場合の構成を示すブロック図である。図3は、マイグレーション装置を直流分電盤内に収容した本発明の構成を示すブロック図である。図4は、一部の負荷がDC380V対応に変わった場合の本発明の構成を示すブロック図である。
本発明では、図3に示すように、マイグレーション装置4A,4Bは直流分電盤ユニット3A…とともに直流分電盤3に収納される。直流分電盤3には、商用電源1をAC/DC変換器2A,バッテリ2Bを備えた整流器2により直流380Vに変換された直流が加えられる。
ここで、マイグレーション装置の各負荷とは、図1(b)に示す19インチラックに収納されたルータ,スイッチングハブ,ファイアウォール,サーバ等の通信用電子機器や、19インチラックに収納されていない空調,電灯その他の電気設備で、直流分電盤が給電するDC380Vのままでは使用できない負荷である。
以下詳述するように、マイグレーション装置4A,4Bと直流分電盤ユニット3A…のそれぞれは、(1)直流分電盤3の電源との接続構成、(2)直流分電盤3の電源に対する接続位置、および、(3)負荷5A~5Cとの接続構成、(4)負荷5A~5Cに対する接続位置、(5)直流分電盤3の盤体に固定する固定位置、のそれぞれについて互換性があるよう構成し、各マイグレーション装置4A,4Bと各直流分電盤ユニット3A…は相互に置換え可能となっている。
直流分電盤ユニット3A…のそれぞれは、左右共に断面図5(c)に示す通り、N相,P相,N相,P相の2対4本の直流分電盤垂直母線3Bと電気的に接続するための電源接触子3bを備えている。
図6(c)は、左ユニットの正面図であり、図6(d)は、左ユニットの側面図である。配線用遮断器3cは直流分電盤垂直母線3Bと電源接触子3bを通じて接続され、負荷用端子台3aを経由して負荷に電力を供給する。
なお、図5(c)の断面図に示す通り、直流分電盤ユニット3A…は、盤正面および裏面に収納されている。
なお、図7(c)の断面図に示す通り、マイグレーション装置4A,4Bは、盤正面および裏面に収納されており、図7に示す実施例では、合計6台収容されていることになる。
直流分電盤ユニット3A…が収納される場合と同一の平面位置で固定され直流分電盤3に収納されるマイグレーション装置4A,4Bの垂直方向の寸法は直流分電盤ユニット3A…のそれぞれの寸法の整数倍とされるものであって、ここで示す例では、マイグレーション装置4A,4Bの垂直方向の寸法は直流分電盤ユニット3A…のそれぞれの寸法の3倍となっているが、マイグレーション装置4A,4Bの垂直方向の寸法を直流分電盤ユニット3A…のそれぞれの寸法と同一とするようにしてもよい。
マイグレーション装置4A,4Bは、図8(a)(b)(c)に示すように直流分電盤垂直母線3Bと電気的に接続するための電源接触子3bを備えており、マイグレーション装置4A内でDC/AC変換またはDC/DC変換され、負荷用端子台3aを経由して負荷に電力を供給する。
マイグレーション装置4A,4Bは、直流分電盤3の筐体である盤構造体に収納された場合の直流分電盤垂直母線3Bとの位置関係を直流分電盤ユニット3A…と同一としているものである。
本発明に係る実施の形態1を図9について説明する。
図7に示した実施の形態1では、直流分電盤ユニット6台(左3台、右3台)に対し、マイグレーション装置が1台置き換え可能となる大きさを例として示しているが、図9に示すように、直流分電盤ユニット3A…の右、左各々と1対1で置き換え可能な構造としても良い。
また、図7に示した実施の形態1では、マイグレーション装置の縦方向の幅を直流分電盤ユニット3A…の縦方向の幅の3倍にしているが、直流分電盤ユニット3A…の整数倍にしておけば、置き換えがスムーズに実施できる。
また、19インチラックを配置するためのスペースも不要となり、経済的で省スペースとなるシステムが構成できる。
Claims (6)
- 直流分電盤内に直流分電盤ユニットとマイグレーション装置とを収納し、かつ前記マイグレーション装置と前記直流分電盤ユニットは、前記直流分電盤の電源との接続構成、接続位置および負荷との接続構成、接続位置、盤に固定する固定位置に互換性があるよう構成し、前記マイグレーション装置と前記直流分電盤ユニットは相互に置換え可能としたことを特徴とする直流分電盤。
- 前記マイグレーション装置の縦方向の幅は、前記直流分電盤ユニットの縦方向の幅の整数倍となっていることを特徴とする請求項1に記載の直流分電盤。
- 前記マイグレーション装置の縦方向の幅は、前記直流分電盤ユニットの縦方向の幅と同一となっていることを特徴とする請求項1に記載の直流分電盤。
- 直流分電盤ユニットの縦方向の幅の整数倍の幅を有し、直流分電盤の電源との接続構成 、接続位置および負荷との接続構成 、接続位置、盤に固定する固定位置に互換性があるよう構成されたマイグレーション装置。
- 前記直流分電盤の母線と電気的に接続可能な電源接触子と負荷接続用端子台を備えた請求項4に記載のマイグレーション装置。
- 前記直流分電盤への収納において、前記直流分電盤ユニットと置き換えが可能で、取付け互換性のあるマイグレーション装置を左右2台並べて配置したことを特徴とする請求項4または請求項5に記載のマイグレーション装置。
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JP2017553722A JP6407452B2 (ja) | 2015-11-30 | 2016-11-02 | 直流分電盤およびマイグレーション装置 |
US15/749,678 US10263398B2 (en) | 2015-11-30 | 2016-11-02 | Direct-current distribution panel and migration device |
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JP2015-232554 | 2015-11-30 | ||
JP2015232554 | 2015-11-30 |
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US11412632B2 (en) * | 2019-06-11 | 2022-08-09 | Rockwell Automation Asia Pacific Business Center Pte. Ltd. | Isolated power smart terminal block |
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- 2016-11-02 JP JP2017553722A patent/JP6407452B2/ja active Active
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JP6407452B2 (ja) | 2018-10-17 |
US10263398B2 (en) | 2019-04-16 |
JPWO2017094428A1 (ja) | 2018-03-29 |
US20180233885A1 (en) | 2018-08-16 |
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