WO2019016962A1 - 駅舎電源装置 - Google Patents
駅舎電源装置 Download PDFInfo
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- WO2019016962A1 WO2019016962A1 PCT/JP2017/026558 JP2017026558W WO2019016962A1 WO 2019016962 A1 WO2019016962 A1 WO 2019016962A1 JP 2017026558 W JP2017026558 W JP 2017026558W WO 2019016962 A1 WO2019016962 A1 WO 2019016962A1
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- Prior art keywords
- power supply
- power
- station
- station building
- supply device
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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
- H02J3/36—Arrangements for transfer of electric power between AC networks via a high-tension DC link
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60M—POWER SUPPLY LINES, AND DEVICES ALONG RAILS, FOR ELECTRICALLY- PROPELLED VEHICLES
- B60M3/00—Feeding power to supply lines in contact with collector on vehicles; Arrangements for consuming regenerative power
- B60M3/06—Arrangements for consuming regenerative power
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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
- H02J1/00—Circuit arrangements for DC mains or DC distribution networks
- H02J1/14—Balancing the load in a network
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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
- H02J3/01—Arrangements for reducing harmonics or ripples
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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
- H02J3/12—Circuit arrangements for AC mains or AC distribution networks for adjusting voltage in AC networks by changing a characteristic of the network load
- H02J3/14—Circuit arrangements for AC mains or AC distribution networks for adjusting voltage in AC networks by changing a characteristic of the network load by switching loads on to, or off from, network, e.g. progressively balanced loading
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/40—Arrangements for reducing harmonics
Definitions
- the present invention provides redundant regenerative power from DC power to AC power in a station building that supplies power to the electrical equipment in the station yard using AC power supplied from the AC system and surplus regenerative power of the DC feeding train in combination. Relates to the station power supply to convert into
- regenerative power generated by regenerative brakes of DC feeding trains is used as powering power of other DC feeding trains via an overhead wire.
- the overhead wire voltage rises when the regenerative power exceeds the powering power in the same transformation section, and the overhead voltage drops when the regenerative power falls below the powering power.
- the station power supply converts the surplus regenerative power generated when the regenerative power exceeds the power running power into AC power, and supplies the AC power to the electrical equipment of the station through the AC system.
- the station power supply device effectively utilizes the surplus regenerative power within a range in which no reverse current flows to the AC system while stabilizing the overhead line voltage.
- Patent Document 1 Such a technique is disclosed in Patent Document 1.
- a station building where a station power supply unit is installed, devices such as a power converter that converts excess regenerative power from DC power to AC power, and a transformer that converts the voltage of AC power from the AC system are each grounded.
- devices such as a power converter that converts excess regenerative power from DC power to AC power, and a transformer that converts the voltage of AC power from the AC system are each grounded.
- grounding of each device can not be individually performed due to an installed environment such as a subway station or a structural limitation of a building.
- the ground terminal of each device and the ground pole provided in the station are connected by a ground wire, and the ground pole is shared to ground each device.
- an AC system circuit which is a path of AC power from the station power supply to the electrical equipment provided in the station, and a looped circuit including a ground line are formed. Be done.
- the high frequency current generated in the power converter of the station power supply circulates in a looped circuit. That is, the high frequency current generated by the power converter leaks out of the station power supply. Therefore, there has been a problem that, outside the station power supply apparatus, the electric equipment provided in the station building may malfunction due to the influence of the high frequency current.
- This invention is made in view of the above, Comprising: It aims at obtaining the station building power supply device which can suppress generation
- the station building power supply device of the present invention comprises a power converter for converting DC power to AC power, a housing in which the power converter is housed, and a power converter An AC system circuit that supplies the output AC power to an electric device outside the housing, and a filter circuit that causes a high frequency current generated by the power converter to flow from the AC system circuit to the housing.
- the station power supply apparatus is characterized in that the power converter and the housing are grounded.
- the station power supply apparatus has an effect that generation
- a diagram showing a configuration example of a railway system including a station building power supply device according to a first embodiment The figure which shows an example of the flow of the high frequency current in the railway system at the time of removing a filter circuit from the station building power supply device concerning Embodiment 1.
- a diagram showing a configuration example of a station building power supply device according to a second embodiment A diagram showing an example of configuration of a station building power supply device according to a third embodiment
- FIG. 1 is a view showing a configuration example of a railway system 100 including a station building power supply device 6 according to a first embodiment of the present invention.
- the railway system 100 includes a substation 1, an overhead line 2, a rail 3, a DC feeding train 4, a station building 5, and a commercial power supply 21.
- the substation 1 is a direct current feeder system, and is a substation located in the same substation section as the station building 5 including the station power supply 6.
- the substation 1 supplies powering power, which is power for becoming a propulsive force, to the DC feeding train 4 traveling in the substation section under its control. Although only one DC feeding train 4 is shown in FIG. 1, it is assumed that there are a plurality of DC feeding trains 4 in the substation section under the control of the substation 1.
- the overhead line 2 is a path of current flowing when the power from the substation 1 is supplied to the DC feeding train 4. Further, the overhead line 2 is a path of current flowing when regenerative electric power generated as a result of the DC feeding train 4 applying a brake is supplied to another DC feeding train 4 or the station power supply 6 not shown. .
- the rail 3 is a track on which the DC feeding train 4 travels. Also, when the power supplied from the substation 1 is consumed as powering power by the DC feeding train 4, the rail 3 becomes a return line in which the current returns to the substation 1 via the DC feeding train 4 It is a route.
- the DC feeding train 4 consumes the power supplied from the substation 1 as powering power. Further, in the DC feeding train 4, when the vehicle is stopped at a station or the like, regenerative power for generating a braking force of the DC feeding train 4 is generated. The DC feeding train 4 supplies the generated regenerative power to the other DC feeding train 4 or the station building power supply 6 (not shown) via the overhead line 2.
- the station building 5 includes a station power supply 6, a station electricity room 16, and an electric device 22.
- the station building power supply device 6 converts the surplus regenerative power 31 of the DC feeding train 4 from DC power to AC power, and supplies surplus regenerative power 32 which is AC power after conversion to the electric device 22.
- the station electric room 16 is provided with a transformer 17.
- the transformer 17 converts the voltage of the AC power supplied from the commercial power source 21 into a voltage usable by the electric device 22, and supplies the converted AC power to the electric device 22.
- the electric device 22 uses the AC power supplied from the commercial power supply 21 and the surplus regenerative power 32 supplied from the station power supply 6 in combination. Although one electric device 22 is provided in the station building 5 in FIG.
- the electric device 22 is an electric facility such as an air conditioner in the station yard where the station power supply device 6 is installed, a lighting device, an elevator, and a railway signal device for the DC train 4.
- the commercial power source 21 is an AC system that supplies AC power to the electric device 22.
- the station building power supply device 6 includes a high speed circuit breaker 7, a power converter 8, an output electromagnetic contactor 9, a filter circuit 10, a voltage sensor 12, and a housing 14.
- the station building power supply device 6 is a path of the AC system circuit 15 which is a path of the AC power when the AC power output from the power converter 8 is supplied to the station building power supply device 6, that is, the electric device 22 outside the housing 14.
- the AC system circuit 15 is a three-wire type power line as shown in FIG.
- the high speed circuit breaker 7 is a circuit breaker for interrupting an excessive fault current or the like from the overhead wire 2 to the power converter 8.
- the high speed circuit breaker 7 outputs the surplus regenerative power 31 from the overhead wire 2 to the power converter 8 during normal operation.
- the power converter 8 is provided between the high-speed circuit breaker 7 and the output magnetic contactor 9, and the surplus regenerative power 31, which is DC power generated by the DC feeding train 4, is It is converted into AC power of the voltage used, ie, surplus regenerative power 32.
- the output electromagnetic contact 9 is disposed on the power converter 8 side with respect to the contact point between the AC system circuit 15 and the filter circuit 10, and is an electromagnetic contactor for opening and closing the path of the AC system circuit 15. During normal operation, the output electromagnetic contact 9 outputs the surplus regenerative power 32 from the power converter 8 to the electric device 22.
- the filter circuit 10 connects the AC system circuit 15 and the housing 14 in an AC manner, and causes the high frequency current 33 generated by the power converter 8 to flow from the AC system circuit 15 to the housing 14.
- the filter circuit 10 includes three high frequency capacitors 11-1 to 11-3. In the filter circuit 10, one end of each of the high frequency capacitors 11-1 to 11-3 is connected in Y connection, and the neutral point is connected to the housing 14.
- the neutral point of Y connection of the high frequency capacitors 11-1 to 11-3 has lower impedance than the AC system circuit 15 on the side of the electric device 22 than the contact point of the AC system circuit 15 and the filter circuit 10. Further, in the filter circuit 10, the other end of each of the high frequency capacitors 11-1 to 11-3 is connected to the AC system circuit 15, that is, to a different one of the three-line power lines.
- the voltage sensor 12 detects a voltage value which is a value of a voltage between the housing 14 and the rail 3, that is, a charged state of the housing 14.
- the housing 14 accommodates a high-speed circuit breaker 7 which is an electric component of the station power supply 6, a power converter 8, an output electromagnetic contactor 9, a filter circuit 10, and the like.
- the housing 14 is grounded to the ground pole 18 provided in the station 5 via the ground line 20 by the ground terminal 13-2.
- Power converter 8 is grounded to ground pole 18 via housing 14 and ground line 20 by ground terminal 13-1.
- the voltage sensor 12 is grounded to the ground pole 18 via the housing 14 and the ground wire 20 by the ground terminal 13-3.
- the transformer 17 is grounded to the ground pole 18 by the ground terminal 17-1.
- the electric device 22 is grounded to the ground pole 18 by the ground terminal 23.
- the station building 5 there may be a case where grounding of each device can not be individually performed due to an installed environment such as a subway station or a structural restriction of a building.
- the ground terminal of each device and the ground electrode 18 are connected, and the ground electrode 18 is shared to ground each device.
- the ground electrode 18 connected to the ground terminal 17-1 of the transformer 17 is connected to the ground terminal 13-2 of the chassis 14 of the station power supply 6 by the ground wire 20.
- the transformer 17 and the power converter 8 connected to the housing 14 share the ground pole 18.
- the power converter 8 converts the surplus regenerative power 31 which is direct current power input via the high speed circuit breaker 7 into surplus regenerative power 32 which is alternating current power.
- the station building power supply 6 supplies the surplus regenerative power 32, which is AC power converted by the power converter 8, to the electric device 22 through the output electromagnetic contactor 9 and the AC system circuit 15.
- a high frequency current is generated by an operation of converting the surplus regenerative power 31 which is direct current power into the surplus regenerative power 32 which is alternating current power.
- the high frequency current leaks to the outside of the power converter 8 through the path of the output electromagnetic contact 9 and the AC system circuit 15 as in the case of the surplus regenerative power 32.
- the filter circuit 10 is connected between the AC system circuit 15 and the housing 14 in an AC manner.
- the filter circuit 10 is connected to the housing 14 with a low impedance at a neutral point at which three high frequency capacitors 11-1 to 11-3 are Y-connected. Therefore, as shown in FIG. 1, the high frequency current 33 output from the power converter 8 passes through the output electromagnetic contactor 9, the AC system circuit 15, the filter circuit 10, the housing 14, and the ground terminal 13-1. Then, it returns to the power converter 8 and circulates through the station power supply 6.
- the station building power supply device 6 includes the filter circuit 10 that connects the AC system circuit 15 and the housing 14 in an alternating manner, so that the high frequency current 33 is transmitted to the outside of the station building power supply device 6, It can suppress leakage.
- the station building power supply device 6 is the ground terminal 13-1 of the power converter 8, the ground terminal 17-1 of the transformer 17, the ground terminal 23 of the existing electric device 22, etc. and the ground pole of the station 5 for the new electric device 22. Even when 18 is shared, leakage of the high frequency current 33 to the outside of the station power supply 6 can be suppressed.
- the station building power supply device 6 can suppress the occurrence of a malfunction in the existing and new electric devices 22 by suppressing the leakage of the high frequency current 33 to the existing and new electric devices 22.
- FIG. 2 is a diagram showing an example of the flow of the high frequency current 34 in the railway system 101 when the filter circuit 10 is removed from the station power supply 6 according to the first embodiment.
- FIG. 2 shows a comparative example of the flow of the high frequency current 33 in the railway system 100 shown in FIG.
- the station building 50 is obtained by replacing the station building power supply device 6 of the station building 5 shown in FIG. 1 with a station building power supply device 60.
- the station building power supply device 60 is obtained by removing the filter circuit 10 from the station building power supply device 6 shown in FIG.
- FIG. 1 the example of FIG.
- the high frequency current 34 generated by the power converter 8 leaks to the station building electric room 16 through the output electromagnetic contact 9 and the AC system circuit 15.
- the high frequency current 34 which has flowed into the station electric room 16 passes through the floating capacitor 19 of the AC system circuit 15, the V phase ground of the secondary side of the transformer 17, etc., the ground terminal 17-1, the ground wire 20 and the ground terminal It returns to the power converter 8 of the station power supply 60 via 13-2 and 13-1. That is, as shown in FIG. 2, the high frequency current 34 flows in a loop-like circuit including the station electric room 16 outside the station power supply 60.
- the transformer 17 is affected by the high frequency current 34, and the AC power output from the transformer 17 is also affected. There is a possibility of exerting.
- the station building power supply device 6 of the present embodiment shown in FIG. 1 is a station building even if the ground terminals of a plurality of devices share the ground pole 18 in the station building 5.
- the leakage of the high frequency current 33 from the power supply 6 can be suppressed.
- the station building power supply device 6 can suppress a situation in which a malfunction occurs in the electric device 22 by suppressing the leakage of the high frequency current 33 to the electric device 22.
- some of the diodes or switching elements constituting the power converter 8 are silicon carbide (SiC: Silicon Carbide), gallium nitride (GaN: Gallium Nitride), or the like. It may be formed of a wide band gap semiconductor made of diamond.
- the switching elements and diodes formed of such wide band gap semiconductors have high voltage resistance and high allowable current density, so that the elements themselves can be miniaturized, and the semiconductor modules incorporating these elements can be miniaturized. Will also be possible.
- the heat resistance is also high, the heat sink can be miniaturized, so that the semiconductor module can be further miniaturized.
- the efficiency of the switching element and the diode can be enhanced, and the efficiency of the semiconductor module can also be enhanced.
- the same effect can be obtained by using a MOSFET (Metal Oxide Semiconductor Field Effect Transistor) having a super junction structure known as a highly efficient switching element.
- MOSFET Metal Oxide Semiconductor Field Effect Transistor
- AC system circuit 15 that is a path of AC power from power converter 8 to electric device 22, that is, surplus regenerative power 32, and housing 14 are connected in an AC manner by the filter circuit 10.
- the filter circuit 10 is connected to the housing 14 with a low impedance at a neutral point at which three high frequency capacitors 11-1 to 11-3 are Y-connected.
- the high frequency current 33 generated by the power converter 8 is converted via the output electromagnetic contact 9, the AC system circuit 15, the filter circuit 10, the housing 14, and the ground terminal 13-1. , The station building power supply 6 is circulated.
- the station power supply 6 is a power converter. Leakage of the high frequency current 33 generated at 8 to the outside of the station power supply 6, that is, the housing 14 can be suppressed. Thus, the station building power supply device 6 can suppress the occurrence of a malfunction of the electric device 22 due to the high frequency current 33 outside the station building power supply device 6, that is, the housing 14.
- the output portion of the AC system circuit 15 to the outside is made high impedance to further suppress leakage of the high frequency current 33 from the station power supply to the outside.
- FIG. 3 is a diagram showing a configuration example of a station building power supply 6a according to a second embodiment.
- the railway system of the second embodiment is obtained by replacing the station power supply 6 with a station power supply 6a in the railway system 100 shown in FIG.
- a railway system is referred to as a railway system 100a
- a station building is referred to as a station building 5a.
- the configuration other than the station power supply 6a is the same as that of the railway system 100 according to the first embodiment shown in FIG.
- the station building power supply 6a is obtained by adding the core 24 to the station building power supply 6 of the first embodiment shown in FIG.
- the core 24 is for making the AC system circuit 15 into a high impedance circuit in order to prevent the high frequency current 33 from leaking to the outside of the station power supply 6a, that is, the housing 14.
- the core 24 is, for example, a ferrite core.
- the core 24 generally has a ring shape. By passing the AC system circuit 15 through the hole of the ring of the core 24, the AC system circuit 15 and the core 24 constitute a coil, that is, an inductor.
- the core 24 functions as a low pass filter that blocks the flow of the high frequency current 33 because the impedance of the core 24 becomes higher as the frequency of the coil becomes higher.
- the core 24 is disposed on the side of the electrical equipment 22 outside the contact point between the AC system circuit 15 and the filter circuit 10 on the AC system circuit 15.
- the path to the outside of the AC system circuit 15, that is, the path to the electric device 22 has a high impedance, so that a high frequency current 33 flows in the filter circuit 10 more than in the first embodiment.
- the core 24 is disposed on the AC system circuit 15 closer to the electric device 22 than the contact point between the AC system circuit 15 and the filter circuit 10. Do.
- the station building power supply device 6a can further suppress leakage of the high frequency current 33 generated in the power converter 8 to the outside as compared with the first embodiment.
- the station building power supply 6a can further suppress the occurrence of a malfunction of the external electric device 22 due to the high frequency current 33, as compared with the first embodiment.
- FIG. 4 is a view showing a configuration example of a station building power supply 6b according to a third embodiment.
- the railway system according to the third embodiment is the railway system 100 shown in FIG. 1 except that the station power supply 6 is replaced with a station power supply 6b.
- a railway system is referred to as a railway system 100b, and a station building is referred to as a station building 5b.
- the configuration of the railway system 100b is the same as that of the railway system 100 according to the first embodiment shown in FIG. 1 except for the station power supply 6b.
- the arrangement of the output electromagnetic contactor 9 and the filter circuit 10 is interchanged in the station power supply 6b.
- the electromagnetic contactor 9 for output is arranged on the side of the power converter 8 in the first embodiment than the contact point between the AC system circuit 15 and the filter circuit 10 in the first embodiment. Then, it is arranged closer to the electric device 22 than the contact point between the AC system circuit 15 and the filter circuit 10. Even in this case, the same effect as that of the first embodiment can be obtained.
- FIG. 5 is a diagram showing a configuration example of a station building power supply device 6c according to a fourth embodiment.
- the railway system of the fourth embodiment is obtained by replacing the station power supply 6a with a station power supply 6c in the railway system 100a shown in FIG.
- a railway system is referred to as a railway system 100c
- a station building is referred to as a station building 5c.
- the configuration of the railway system 100c is the same as that of the railway system 100a according to the second embodiment shown in FIG. 3 except for the station power supply 6c.
- the arrangements of the output electromagnetic contactor 9, the filter circuit 10, and the core 24 are interchanged in the station power supply 6c.
- the output electromagnetic contact 9 is disposed closer to the power converter 8 than the contact point between the AC system circuit 15 and the filter circuit 10 in the second embodiment.
- the contact point between the alternating current system circuit 15 and the filter circuit 10 and the electric equipment 22 are disposed closer to the core 24. Even in this case, the same effect as that of the second embodiment can be obtained.
- the configuration shown in the above embodiment shows an example of the contents of the present invention, and can be combined with another known technique, and one of the configurations is possible within the scope of the present invention. Parts can be omitted or changed.
- SYMBOLS 1 substation 2 overhead lines, 3 rails, 4 DC trains, 5 stations, 6 stations power supply device, 7 high speed circuit breaker, 8 power converters, 9 output electromagnetic contactors, 10 filter circuits, 11-1 to 11-3 High frequency capacitor, 12 voltage sensor, 13-1 to 13-3, 23 ground terminal, 14 housing, 15 AC system circuit, 16 station electrical room, 17 transformer, 18 ground pole, 19 floating capacitor, 20 ground Wire, 21 commercial power, 22 electrical equipment, 24 cores, 31, 32 surplus regenerative power, 33, 34 high frequency current, 100, 101 railway system.
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Inverter Devices (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Direct Current Feeding And Distribution (AREA)
Abstract
Description
図1は、本発明の実施の形態1にかかる駅舎電源装置6を含む鉄道システム100の構成例を示す図である。鉄道システム100は、変電所1と、架線2と、レール3と、直流き電列車4と、駅舎5と、商用電源21と、を備える。
実施の形態2では、交流系統回路15の外部への出力部分を高インピーダンスにして、さらに駅舎電源装置から外部への高周波電流33の漏出を抑える。実施の形態1と異なる部分について説明する。
実施の形態3では、実施の形態1と異なる回路パターンについて説明する。
実施の形態4では、実施の形態2と異なる回路パターンについて説明する。
Claims (9)
- 直流電力を交流電力に変換する電力変換器と、
前記電力変換器が収容された筐体と、
前記電力変換器から出力された前記交流電力を前記筐体の外部の電気機器に供給する交流系統回路と、
前記電力変換器で発生した高周波電流を前記交流系統回路から前記筐体に流すフィルタ回路と、
を備え、前記電力変換器および前記筐体が接地されていることを特徴とする駅舎電源装置。 - 前記交流系統回路は、3線式の電力線であり、
前記フィルタ回路は、3つの高周波コンデンサの一端がY結線接続されて中性点が前記筐体に接続され、前記3つの高周波コンデンサの各々において他端が前記3線式の電力線のうちの異なる1つに接続されている、
ことを特徴とする請求項1に記載の駅舎電源装置。 - 前記交流系統回路と前記フィルタ回路との接点よりも前記電力変換器の側に配置され、前記交流系統回路の経路を開閉する電磁接触器、
を備えることを特徴とする請求項1または2に記載の駅舎電源装置。 - 前記交流系統回路と前記フィルタ回路との接点よりも前記電気機器の側に配置され、前記交流系統回路の経路を開閉する電磁接触器、
を備えることを特徴とする請求項1または2に記載の駅舎電源装置。 - 前記交流系統回路と前記フィルタ回路との接点よりも前記電気機器の側に配置されたコア、
を備えることを特徴とする請求項1から4のいずれか1つに記載の駅舎電源装置。 - 商用電源から供給された交流電力の電圧を前記電気機器で使用可能な電圧に変換する変圧器の接地端子と、前記筐体の接地端子とが、駅舎に備えられた接地極に接続されている、
ことを特徴とする請求項1から5のいずれか1つに記載の駅舎電源装置。 - 前記電気機器は、前記駅舎に備えられ、前記電気機器の接地端子と、前記筐体の接地端子とが、前記接地極に接続されている、
ことを特徴とする請求項6に記載の駅舎電源装置。 - 前記電力変換器を構成するダイオードまたはスイッチング素子のうちの一部はワイドバンドギャップ半導体によって形成されている、
ことを特徴とする請求項1から7のいずれか1つに記載の駅舎電源装置。 - 前記ワイドバンドギャップ半導体は、炭化珪素、窒化ガリウムまたはダイヤモンドを材料とする、
ことを特徴とする請求項8に記載の駅舎電源装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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US16/630,040 US11296513B2 (en) | 2017-07-21 | 2017-07-21 | Station building power supply |
DE112017007770.2T DE112017007770B4 (de) | 2017-07-21 | 2017-07-21 | Stationsgebäude-Energieversorgung |
JP2019530347A JP6692499B2 (ja) | 2017-07-21 | 2017-07-21 | 駅舎電源装置 |
PCT/JP2017/026558 WO2019016962A1 (ja) | 2017-07-21 | 2017-07-21 | 駅舎電源装置 |
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PCT/JP2017/026558 WO2019016962A1 (ja) | 2017-07-21 | 2017-07-21 | 駅舎電源装置 |
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JP (1) | JP6692499B2 (ja) |
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Citations (6)
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---|---|---|---|---|
JP2005130575A (ja) * | 2003-10-22 | 2005-05-19 | Yaskawa Electric Corp | ノイズフィルタおよびモータ駆動装置 |
JP2012228100A (ja) * | 2011-04-21 | 2012-11-15 | Makoto Saito | 電動機駆動システム |
JP2013138552A (ja) * | 2011-12-28 | 2013-07-11 | Honda Motor Co Ltd | 負荷駆動装置 |
JP2015053770A (ja) * | 2013-09-05 | 2015-03-19 | 株式会社日本自動車部品総合研究所 | 電力変換装置 |
JP2015107766A (ja) * | 2013-12-05 | 2015-06-11 | 三菱電機株式会社 | 駅舎電源装置 |
WO2017115539A1 (ja) * | 2015-12-29 | 2017-07-06 | 三菱電機株式会社 | 電力変換システム |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0169053B1 (en) * | 1984-07-16 | 1990-10-10 | Nippondenso Co., Ltd. | High frequency filter for electric instruments |
US4922363A (en) * | 1985-10-17 | 1990-05-01 | General Electric Company | Contactor control system |
US5568371A (en) * | 1994-09-29 | 1996-10-22 | Texas A&M University System | Active harmonic power filter apparatus and method |
US5751138A (en) * | 1995-06-22 | 1998-05-12 | University Of Washington | Active power conditioner for reactive and harmonic compensation having PWM and stepped-wave inverters |
US5757099A (en) * | 1996-03-01 | 1998-05-26 | Wisconsin Alumni Research Foundation | Hybrid parallel active/passive filter system with dynamically variable inductance |
CN2562101Y (zh) * | 2000-09-27 | 2003-07-23 | 松下电器产业株式会社 | 磁控管驱动电源 |
US20040155603A1 (en) * | 2002-10-23 | 2004-08-12 | Clegg John C. | Direct current gas discharge lighting systems with arc suppression |
US7939968B2 (en) * | 2004-08-31 | 2011-05-10 | American Power Conversion Corporation | Method and apparatus for providing uninterruptible power |
WO2006048835A1 (en) * | 2004-11-04 | 2006-05-11 | Koninklijke Philips Electronics N.V. | Electronic ballast with remote capacitor placement |
TWI320626B (en) * | 2006-09-12 | 2010-02-11 | Ablerex Electronics Co Ltd | Bidirectional active power conditioner |
CN102027668B (zh) * | 2007-11-30 | 2014-12-10 | 艾利肯获取有限公司 | 多相电网同步调节电流源逆变器系统 |
US7643317B2 (en) * | 2007-12-26 | 2010-01-05 | Hitachi, Ltd. | Power converting device and method for controlling the same |
US8644037B2 (en) * | 2008-07-15 | 2014-02-04 | General Electric Company | AC-AC converter with high frequency link |
US9276516B2 (en) * | 2010-05-06 | 2016-03-01 | Daikin Industries, Ltd. | Refrigeration apparatus |
CN103155388B (zh) | 2010-08-26 | 2016-02-17 | 三菱电机株式会社 | 泄漏电流降低装置 |
DE102010060380B3 (de) * | 2010-11-05 | 2012-02-02 | Lti Drives Gmbh | Notbetriebsfähige Pitchmotor-Antriebsschaltung |
JP2014204484A (ja) * | 2013-04-01 | 2014-10-27 | パナソニック株式会社 | 系統保護装置、電路切替装置、および電力供給システム |
EP3043462B1 (en) * | 2013-09-06 | 2020-04-22 | Fuji Electric Co., Ltd. | Filter device |
JP6422263B2 (ja) * | 2014-08-21 | 2018-11-14 | 株式会社昭電 | 鉄道用電気・電子機器の収納装置 |
US10574086B2 (en) * | 2016-04-08 | 2020-02-25 | Rhombus Energy Solutions, Inc. | Nonlinear control algorithm and system for a single-phase AC-AC converter with bidirectional isolated DC-DC converter |
GB201711298D0 (en) * | 2017-07-13 | 2017-08-30 | Univ Birmingham | Elimination of commutation failure of LCC HVDC system |
-
2017
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- 2017-07-21 US US16/630,040 patent/US11296513B2/en active Active
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Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005130575A (ja) * | 2003-10-22 | 2005-05-19 | Yaskawa Electric Corp | ノイズフィルタおよびモータ駆動装置 |
JP2012228100A (ja) * | 2011-04-21 | 2012-11-15 | Makoto Saito | 電動機駆動システム |
JP2013138552A (ja) * | 2011-12-28 | 2013-07-11 | Honda Motor Co Ltd | 負荷駆動装置 |
JP2015053770A (ja) * | 2013-09-05 | 2015-03-19 | 株式会社日本自動車部品総合研究所 | 電力変換装置 |
JP2015107766A (ja) * | 2013-12-05 | 2015-06-11 | 三菱電機株式会社 | 駅舎電源装置 |
WO2017115539A1 (ja) * | 2015-12-29 | 2017-07-06 | 三菱電機株式会社 | 電力変換システム |
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DE112017007770T5 (de) | 2020-04-09 |
US11296513B2 (en) | 2022-04-05 |
JP6692499B2 (ja) | 2020-05-13 |
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