JP7115617B1 - Uninterruptible power supply and control module for uninterruptible power supply - Google Patents

Abstract

An uninterruptible power supply capable of suppressing an increase in width in the left-right direction of modules constituting the uninterruptible power supply and suppressing an increase in width in the left-right direction of the entire uninterruptible power supply. Kind Code: A1 This uninterruptible power supply 100 includes power conversion modules 11, 12, 21 and 22 each including a power conversion section 1, and power conversion modules 11, 12, 21 and 22 adjacent in the left-right direction (X direction). and a control module 30 arranged to mate and provide control of the power conversion. The control module 30 includes a thyristor unit 31 having a thyristor 31a, a control unit 32 controlling power conversion of each of the power conversion modules 11, 12, 21 and 22, and a housing 30a. The thyristor unit 31 and the control unit 32 are arranged side by side in the front-rear direction (Y-direction) intersecting the left-right direction in the housing 30a. [Selection drawing] Fig. 3

Description

TECHNICAL FIELD The present invention relates to an uninterruptible power supply and a control module for an uninterruptible power supply, and more particularly, to an uninterruptible power supply having a thyristor provided in a bypass current path for outputting AC power to a load outside the apparatus without going through a power converter. It relates to power supplies and control modules for uninterruptible power supplies.

2. Description of the Related Art Conventionally, an uninterruptible power supply having a thyristor provided in a bypass current path for outputting AC power to a load outside the apparatus without passing through a power converter is known (see, for example, Patent Document 1).

The above Patent Document 1 includes a power conversion unit that converts power from an AC power supply, and a bypass circuit for supplying power from a bypass input power supply external to the uninterruptible power supply when the uninterruptible power supply is stopped such as during maintenance. An uninterruptible power supply is disclosed. The bypass circuit includes a thyristor unit having a plurality of thyristors provided corresponding to each phase of AC power supplied from a bypass input power supply outside the device. Further, in the housing of the uninterruptible power supply, a control device for controlling power conversion of the power conversion unit is accommodated together with the power conversion unit and the thyristor unit.

Here, although not specified in Patent Document 1, there are cases where a module accommodating the power converter and a module accommodating the thyristor unit and the control device are provided separately. In such a case, an uninterruptible power supply is configured by arranging a module that houses the power converter and a module that houses the thyristor unit and the control device so as to be adjacent to each other in the left-right direction.

JP 2020-78214 A

In the uninterruptible power supply as described above, the module accommodating the power converter and the module accommodating the thyristor unit and the control device are arranged side by side in the left-right direction. Therefore, when the width in the left-right direction of the modules constituting the uninterruptible power supply, such as the module accommodating the power conversion unit and the module accommodating the thyristor unit and the control device, increases in the left-right direction, the width of the entire uninterruptible power supply increases in the left-right direction. There is a problem that Therefore, it is desired to suppress an increase in width in the left-right direction of the module that constitutes the uninterruptible power supply, and to suppress an increase in width in the left-right direction of the entire uninterruptible power supply.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and one object of the present invention is to suppress an increase in width in the left-right direction of a module constituting an uninterruptible power supply, and to provide an uninterruptible power supply. An object of the present invention is to provide an uninterruptible power supply and a control module for the uninterruptible power supply that can suppress an increase in the width of the entire power supply in the horizontal direction.

To achieve the above object, an uninterruptible power supply according to a first aspect of the present invention converts power supplied from an AC power supply or a battery outside the apparatus, and supplies the converted power to a load outside the apparatus. and a control module arranged adjacent to the power conversion module in the left-right direction for controlling power conversion of the power conversion module, wherein the control module A thyristor unit having a thyristor provided in a bypass current path for outputting AC power to a load outside the device without passing through a unit, a control unit for controlling power conversion of the power conversion module, and a thyristor unit and the control unit. The thyristor unit and the control unit are arranged side by side in the front-rear direction intersecting the left-right direction in the housing of the control module.

In the uninterruptible power supply according to the first aspect, as described above, the thyristor unit and the control unit are arranged side by side in the front-rear direction intersecting the left-right direction inside the housing of the control module. As a result, the width of the control module in the left-right direction can be made smaller than when the thyristor unit and the control unit are arranged side by side in the left-right direction in the housing of the control module. As a result, it is possible to suppress an increase in width in the left-right direction of the modules (control modules) constituting the uninterruptible power supply, thereby suppressing an increase in width in the left-right direction of the entire uninterruptible power supply.

In the uninterruptible power supply according to the first aspect, the thyristor unit and the control unit are preferably arranged so as to overlap when viewed from the front-rear direction within the housing of the control module. With this configuration, the width of the control module in the left-right direction can be reduced compared to the case where the thyristor unit and the control unit do not overlap in the housing of the control module when viewed in the front-rear direction. As a result, it is possible to easily suppress an increase in the width of the entire uninterruptible power supply in the left-right direction.

In the uninterruptible power supply according to the first aspect, preferably, the thyristor unit is arranged on one side in the front-rear direction from the center of the housing of the control module, and the control unit is located at the center of the housing of the control module. is arranged on the other side in the front-rear direction. With this configuration, during installation and maintenance of the apparatus, the thyristor unit can be easily accessed from one side in the front-rear direction, and the control unit can be easily accessed from the other side in the front-rear direction. . As a result, unlike the case where both the thyristor unit and the control unit, which are arranged side by side in the front-rear direction, are arranged in the housing of the control module with being biased to one side or the other side in the front-rear direction from the center of the housing. , both the thyristor unit and the control unit can be easily accessed during installation and maintenance of the device. As a result, workability during installation and maintenance of the device can be improved.

In the uninterruptible power supply according to the first aspect, an input for inputting AC power supplied from an AC power supply outside the apparatus to the control module, preferably arranged on one side in the left-right direction with respect to the control module The module is further provided, wherein the lateral width of the control module is smaller than the lateral width of the input module. With this configuration, the width of the control module in the left-right direction can be made smaller than when the width of the control module in the left-right direction is larger than the width of the input module in the left-right direction. An increase in the width of the entire device in the left-right direction can be further suppressed.

In the configuration including the input module, preferably, a plurality of power conversion modules are provided, and the plurality of power conversion modules are a first power conversion module arranged on one side in the front-rear direction in which the thyristor unit is arranged. , and a second power conversion module arranged on the other side in the front-rear direction where the control unit is arranged, wherein the first power conversion module and the second power conversion module are arranged on the other side in the left-right direction with respect to the control module. A thyristor unit and a control unit are provided in common for the first power conversion module and the second power conversion module. According to this configuration, among the plurality of power conversion modules, the first power conversion module is arranged on one side in the front-rear direction where the thyristor unit is arranged, and the second power conversion module is arranged with the control unit. Since it is arranged on the other side in the front-to-rear direction, it is possible to further suppress an increase in the width of the entire uninterruptible power supply in the left-right direction compared to the case where a plurality of power conversion modules are arranged in a row in the left-right direction. In addition, since the thyristor unit and the control unit are provided in common for the first power conversion module and the second power conversion module, the thyristor unit and the control unit are provided for the first power conversion module and the second power conversion module. An increase in the number of parts and complication of the device configuration can be suppressed compared to the case where they are provided separately for each.

In this case, preferably, the width in the horizontal direction of the control module is smaller than the width in the horizontal direction of each of the first power conversion module and the second power conversion module. With this configuration, the width of the control module in the left-right direction is reduced compared to the case where the width of the control module in the left-right direction is larger than the width of each of the first power conversion module and the second power conversion module. Therefore, it is possible to further suppress an increase in the width of the entire uninterruptible power supply in the left-right direction.

In the configuration including the input module, preferably, the control module is provided with bypass wiring that is connected to the thyristors of the thyristor unit and constitutes a bypass current path, and the bypass wiring is arranged in the front-rear direction with the thyristor unit and the control module. It includes a bypass path connector that is placed between the unit and connected to the wiring of the input module. With this configuration, the width of the control module in the left-right direction can be reduced compared to the case where the bypass path connecting portion is arranged adjacent to the thyristor unit or the control unit in the left-right direction in the housing of the control module. can be made smaller.

In the configuration including the input module, preferably, the control module is provided with AC input wiring that is electrically connected to the power conversion unit of the power conversion module and the AC power supply outside the device, and the AC input wiring is , which is arranged in the fore-and-aft direction between the thyristor unit and the control unit and includes a connection for an AC input connected to the wiring of the input module. With this configuration, the width of the control module in the left-right direction can be reduced compared to the case where the AC input connection portion is arranged adjacent to the thyristor unit or the control unit in the left-right direction in the housing of the control module. can be made smaller.

In the uninterruptible power supply according to the first aspect, preferably, the control module is provided with DC wiring electrically connected to the power conversion unit of the power conversion module and the battery outside the device, and the control module is provided on the upper part of the housing, and has a battery connection part for electrically connecting a battery outside the device and a direct-current wiring. With this configuration, a cable or the like connected to a battery outside the device can be connected to the battery connection portion provided on the top of the housing. As a result, unlike the case where the battery connection part is provided on the side where the power conversion module of the control module is adjacent, even if the battery outside the device is arranged on the side where the power conversion module is adjacent to the control module, the power The direct-current wiring of the control module and the battery outside the device can be electrically connected from above the housing without going through the conversion module. This makes it possible to easily electrically connect the DC wiring of the control module and the battery outside the device, unlike the case where the battery connection portion is provided on the side where the power conversion modules of the control module are adjacent to each other.

In the uninterruptible power supply according to the first aspect, it is preferably arranged on the other side in the left-right direction with respect to the power conversion module, and outputs power converted by the power conversion unit of the power conversion module to a load outside the device. The width of the control module in the horizontal direction is smaller than the width of the output module in the horizontal direction. With this configuration, the width of the control module in the left-right direction can be made smaller than when the width of the control module in the left-right direction is larger than the width of the output module. An increase in width in the left-right direction can be further suppressed.

To achieve the above object, a control module for an uninterruptible power supply according to a second aspect of the present invention converts power supplied from an AC power supply or a battery outside the apparatus, and supplies the converted power to the outside of the apparatus. Provided in a control unit for controlling power conversion of a power conversion module including a power conversion unit that supplies power to a load, and in a bypass current path for outputting AC power to a load outside the device without passing through the power conversion unit A thyristor unit having a thyristor, and a housing for accommodating the thyristor unit and the control unit are arranged so as to be adjacent to each other in the left-right direction of the power conversion module, and the thyristor unit and the control unit are arranged in the left-right direction within the housing. are arranged side by side in the front-rear direction that intersects with the

As described above, in the uninterruptible power supply control module according to the second aspect, the thyristor unit and the control unit are arranged side by side in the front-rear direction intersecting the left-right direction in the housing. As a result, the width of the uninterruptible power supply control module in the left-right direction can be reduced compared to the case where the thyristor unit and the control unit are arranged side by side in the left-right direction in the housing of the uninterruptible power supply control module. . As a result, it is possible to suppress an increase in width in the horizontal direction of the modules (uninterruptible power supply control module) that constitute the uninterruptible power supply, and to suppress an increase in the width of the entire uninterruptible power supply in the horizontal direction. .

According to the present invention, as described above, it is possible to suppress an increase in width in the left-right direction of the modules constituting the uninterruptible power supply, thereby suppressing an increase in width in the left-right direction of the entire uninterruptible power supply.

1 is a perspective view showing an uninterruptible power supply according to one embodiment of the present invention; FIG. It is a mimetic diagram for explaining composition of an uninterruptible power supply by one embodiment of the present invention. It is a schematic diagram showing arrangement of each module of an uninterruptible power supply seen from the upper part (Z1 direction side). FIG. 4 is a diagram showing the arrangement of the thyristor unit and the control unit in the housing of the control module viewed from above (Z1 direction side); FIG. 4 is a perspective view showing a connection portion on the input module side of the control module; FIG. 4 is a side view of the control module seen from the input module side; It is the perspective view which showed the connection part by the side of the power conversion module of the control module. It is a side view of the control module seen from the power conversion module side.

Embodiments embodying the present invention will be described below with reference to the drawings.

(Overall configuration of uninterruptible power supply)
An overall configuration of an uninterruptible power supply (UPS: Uninterruptible Power Supply or PCS: Power Conditioning System) 100 according to an embodiment of the present invention will be described with reference to FIGS. 1 to 3. FIG.

In this embodiment, the uninterruptible power supply 100 includes a plurality of power conversion modules (power conversion modules 11, 12, 21 and 22) as shown in FIG. The power conversion modules 11, 12, 21 and 22 are configured to convert power supplied from outside the device. The power conversion modules 11, 12, 21 and 22 are power conversion modules of the same standard. The power conversion modules 11 and 12 are examples of the "first power conversion module" in the claims, and the power conversion modules 21 and 22 are examples of the "second power conversion module" in the claims. be. Also, the power conversion modules 11, 12, 21 and 22 are examples of "a plurality of power conversion modules" in the claims.

Power conversion modules 11 and 12 are arranged on one side (Y1 direction side) in the front-rear direction (Y direction) with respect to power conversion modules 21 and 22 . In the uninterruptible power supply 100, the back side of the power conversion module 11 and the back side of the power conversion module 21 are arranged so as to face each other in the Y direction. Moreover, in the uninterruptible power supply 100, the back side of the power conversion module 12 and the back side of the power conversion module 22 are arranged so as to face each other in the Y direction. Note that the rear side is the side opposite to the direction (front side) in which the operator can access the devices inside the module.

In addition, the uninterruptible power supply 100 is arranged adjacent to the power conversion modules 11, 12, 21 and 22 in the horizontal direction (X direction), and controls the power conversion of the power conversion modules 11, 12, 21 and 22. a control module 30 for performing The control module 30 is a module that controls the power conversion of the entire uninterruptible power supply 100 by controlling the power conversion of each of the power conversion modules 11 , 12 , 21 and 22 . The control module 30 is an example of the "uninterruptible power supply control module" in the scope of claims.

In addition, the uninterruptible power supply 100 is arranged on one side (X1 direction side) in the left-right direction with respect to the control module 30, and receives AC power supplied from an AC power supply 201 (see FIG. 2) outside the apparatus. An input module 40 for inputting to 30 is provided. That is, the control module 30 is arranged on the left side of the input module 40 when viewed from the Y1 direction side.

Power conversion modules 11 , 12 , 21 and 22 are arranged on the other side (X2 direction side) in the horizontal direction with respect to control module 30 . That is, the control module 30 is arranged on the right side of the power conversion modules 11, 12, 21, and 22 when viewed from the Y1 direction side, and the control module 30 is arranged on the right side of the power conversion modules 11, 12 in the left-right direction (X direction). , 21 and 22 and the input module 40 . Further, in the present embodiment, the width W1 in the left-right direction (X direction) of the control module 30 is smaller than the widths W2, W3, W4 and W5 in the left-right direction of the power conversion modules 11, 12, 21 and 22, respectively. Further, in the present embodiment, the width W1 of the control module 30 in the horizontal direction (X direction) is smaller than the width W6 of the input module 40 in the horizontal direction.

Uninterruptible power supply 100 is arranged on the other side (X2 direction side) in the horizontal direction with respect to power conversion modules 11, 12, 21 and 22, and each of power conversion modules 11, 12, 21 and 22 converts An output module 50 is provided for outputting the generated power to a load 203 (see FIG. 2) outside the device. Further, in the present embodiment, the width W1 of the control module 30 in the horizontal direction (X direction) is smaller than the width W7 of the output module 50 in the horizontal direction.

In this embodiment, the input module 40, the control module 30, the power conversion module 11 (power conversion module 21), the power conversion module 12 (power conversion module 22), and the output module 50 are arranged in this order from the X1 direction side. ing.

The control module 30 also includes a housing 30a that houses a thyristor unit 31 and a control unit 32 (see FIG. 2), which will be described later. In addition, as shown in FIG. 1, an intake section A1 for sucking air into the housing 30a is provided on the Y1 direction side of the housing 30a of the control module 30. As shown in FIG. An exhaust unit A2 for exhausting air from the inside of the housing 30a is provided on the upper surface (surface on the Z1 direction side) of the housing 30a of the control module 30. As shown in FIG. The intake part A1 and the exhaust part A2 include holes such as slit holes provided in the housing 30a.

The control module 30 also has a bus duct 61 provided on the top of the housing 30a and electrically connected to a battery 202 (see FIG. 2) outside the device. The bus duct 61 accommodates conductor wiring such as copper and an insulating material that supports or coats the conductor wiring in a metal duct. The bus duct 61 is an example of the "battery connecting portion" in the claims.

The power conversion modules 11, 12, 21 and 22, as shown in FIG. includes a power converter 1 that supplies (outputs) power to.

Power converter 1 includes a rectifier circuit, an inverter circuit, and a chopper circuit. The rectifier circuit has a function of converting AC power input to the power conversion unit 1 into DC power. The chopper circuit is configured, for example, as a 3-level chopper circuit. The chopper circuit has a function of transforming and outputting a voltage input from a battery 202 outside the device. DC power input from the battery 202 is input to the chopper circuit via conductors, capacitors, and DC reactors (not shown). Further, the inverter circuit has a function of converting DC power input from the rectifier circuit and the chopper circuit into AC power.

Uninterruptible power supply 100 converts power from AC power supply 201 or battery 202 input to input module 40 arranged on one side in the left-right direction (X1 direction side) into power conversion modules 11, 12, 21 and 22 is configured to be converted by each of the power converters 1 . The uninterruptible power supply 100 outputs the power converted by the power conversion unit 1 of each of the power conversion modules 11, 12, 21 and 22 to the output module 50 arranged on the other side in the left-right direction (X2 direction side). , the power converted by the power conversion unit 1 of each of the power conversion modules 11, 12, 21 and 22 is supplied to the load 203 outside the apparatus.

(Current path of uninterruptible power supply)
In addition, in this embodiment, the uninterruptible power supply 100 has an AC input path I, a DC current path D, an AC output path O, and a bypass current path B, as shown in FIG.

An AC input path I is a current path provided between an AC power supply 201 outside the device and the power converters 1 of the power conversion modules 11 , 12 , 21 and 22 . An AC input path I is formed from the input module 40 to the control module 30 and the power conversion modules 11 and 12, and is formed from the input module 40 to the control module 30 and the power conversion modules 21 and 22. ing. Power (AC power) received from an AC power supply 201 outside the apparatus is input to the power conversion units 1 of the power conversion modules 11 , 12 , 21 and 22 via an AC input path I. Although omitted in FIG. 2, there are a plurality of (three) AC input paths I corresponding to the phases (U-phase, V-phase and W-phase) of the AC power supplied by the AC power supply 201 outside the device. 1) is provided.

A DC current path D is a current path provided between the battery 202 outside the device and the power conversion units 1 of the power conversion modules 11 , 12 , 21 and 22 . Direct current path D is formed from control module 30 to power conversion modules 11 and 12 and from control module 30 to power conversion modules 21 and 22 . The DC current path D is a current path for supplying power from the battery 202 outside the device to the power converter 1 when the supply of AC power from the AC power supply 201 outside the device is stopped. Electric power (DC power) received from a battery 202 outside the apparatus is input to the power conversion units 1 of the power conversion modules 11 , 12 , 21 and 22 via a DC current path D. FIG. Further, the DC current path D is used for power conversion of each of the power conversion modules 11 , 12 , 21 and 22 when AC power is supplied from the AC power supply 201 outside the device to the power conversion unit 1 . It is also a current path for feeding the power converted by the unit 1 to the battery 202 outside the apparatus. Although omitted in FIG. 2, a plurality (two) of DC current paths D are provided corresponding to each phase (P phase and N phase) of the DC power supplied by the battery 202 outside the device. be done.

AC output path O is a current path provided between power conversion unit 1 of each of power conversion modules 11, 12, 21 and 22 and load 203 outside the device. The AC output path O is formed from the power conversion module 11 to the power conversion module 12 and the output module 50, and is formed from the power conversion module 21 to the power conversion module 22 and the output module 50. . The power converted by the power conversion unit 1 of each of the power conversion modules 11, 12, 21 and 22 is output from the output module 50 to the load 203 outside the device via the AC output path O. Although omitted in FIG. 2, there are a plurality of (three ) is provided.

A bypass current path B is a current path for outputting AC power to a load 203 outside the device without passing through the power conversion unit 1 . Specifically, the bypass current path B is for outputting the AC power supplied from the bypass feeding AC power supply 204 outside the device to the load 203 outside the device without passing through the power conversion unit 1 . current path. In the uninterruptible power supply 100, a bypass current path B (bypass circuit) is formed from the input module 40 to the control module 30, as shown in FIG. A bypass current path B electrically connects an AC power supply 204 for bypass feeding outside the device and an AC output path O. FIG. A bypass current path B is a current path for outputting power from an AC power supply 204 for bypass power supply outside the apparatus to a load 203 outside the apparatus via an AC output path O. FIG. Bypass current path B is a current path used for maintenance of power conversion modules 11 , 12 , 21 and 22 . Although omitted in FIG. 2, the bypass current path B corresponds to the AC power phases (U phase, V phase and W phase) supplied by the bypass power supply AC power supply 204 outside the apparatus. A plurality (three) are provided. With the configuration described above, the uninterruptible power supply 100 receives power from the bypass power supply AC power supply 204 outside the apparatus, via the bypass current path B and the AC output path O, and outputs the power to the output module 50 (the load 203 outside the apparatus). configured to output to

The control module 30 includes a thyristor unit 31 having a thyristor 31a provided in a bypass current path B for outputting AC power to a load 203 outside the apparatus without passing through the power conversion unit 1, and power conversion modules 11 and 12. , 21 and 22 for controlling the power conversion.

In addition, the thyristor unit 31 is provided corresponding to each phase (U-phase, V-phase and W-phase) of the AC power supplied from the bypass power supply AC power supply 204 outside the device (outside the uninterruptible power supply 100). It has a plurality (three) of thyristors 31a.

The control module 30 also includes a circuit breaker 33 . As shown in FIG. 2 , the circuit breaker 33 is provided in a current path between the thyristor unit 31 and the power conversion section 1 and configured to cut off the power output from the power conversion section 1 . Specifically, the breaker 33 is provided between the AC output path O connected to the bypass current path B and the thyristor unit 31 in the control module 30 . The circuit breaker 33 is configured to be switchable between a state in which the side of the AC output path O of the circuit breaker 33 and the side of the thyristor unit 31 of the circuit breaker 33 are electrically connected and a state in which they are electrically disconnected. .

Also, the thyristor unit 31 and the control unit 32 are provided in common to the power conversion modules 11, 12, 21 and 22, as shown in FIG.

Input module 40 and output module 50 are provided in common for each of power conversion modules 11 , 12 , 21 and 22 .

The input module 40 is electrically connected to an AC power supply 201 outside the apparatus and an AC power supply 204 for bypass power supply outside the apparatus. The AC power supply 201 and the AC power supply for bypass feeding 204 may be the same AC power supply. The input module 40 is configured to input power received from an AC power supply 201 outside the device to the power conversion units 1 of the power conversion modules 11 , 12 , 21 and 22 . That is, the power conversion section 1 of each of the power conversion modules 11 , 12 , 21 and 22 is electrically connected via the input module 40 to the AC power supply 201 outside the device. In addition, the input module 40 has a plurality of (three) thyristors 31a provided corresponding to each phase (U-phase, V-phase, and W-phase) of the power received from the bypass power supply AC power supply 204 outside the device. , is configured to receive power received from an AC power supply 204 for bypass feeding outside the device. That is, the control module 30 is electrically connected via the input module 40 to the AC power supply 204 for bypass power supply outside the apparatus.

Also, the output module 50 is electrically connected to the power conversion units 1 of the power conversion modules 11, 12, 21 and 22 and the load 203 outside the device. The output module 50 is configured to output the power converted by the power conversion unit 1 of each of the power conversion modules 11, 12, 21 and 22 to the load 203 outside the device.

Further, the output module 50 is configured to receive the power converted by the power conversion unit 1 of each of the power conversion modules 11, 12, 21 and 22, and branches the power to the load 203 outside the device. It may be configured as For example, a plurality of loads 203 may be connected to the output module 50, and the power may be branched according to each of the plurality of loads 203 to which the input power is connected.

As shown in FIG. 3, power conversion modules 11 and 12 are arranged on one side (Y1 direction side) in the front-rear direction where thyristor unit 31 is arranged. Also, the power conversion modules 21 and 22 are arranged on the other side (Y2 direction side) in the front-rear direction where the control unit 32 is arranged. In addition, each current path (AC input path I, AC output path O, and DC current path D) in power conversion modules 11 and 12 is arranged on one side (Y1 direction side) in the front-rear direction in power conversion modules 11 and 12. is provided. Each current path (AC input path I, AC output path O, and DC current path D) in power conversion modules 21 and 22 is on the other side (Y2 direction side) in the front-rear direction in power conversion modules 21 and 22. is provided. That is, each current path (AC input path I, AC output path O and DC current path D) in power conversion modules 11, 12, 21 and 22 is provided on the front side of each module.

(Control module configuration)
As shown in FIG. 4, the thyristor unit 31 and the control unit 32 are arranged in the housing 30a of the control module 30 side by side in the front-rear direction (Y direction) intersecting the left-right direction (X direction). As shown in FIG. 4, the thyristor unit 31 and the control unit 32 are arranged so as to overlap each other when viewed from the front-rear direction (the Y1 direction side or the Y2 direction side) in the housing 30a of the control module 30. there is

In addition, the exhaust part A2 provided on the upper surface (surface on the Z1 direction side) of the housing 30a of the control module 30 is provided between the thyristor unit 31 and the control unit 32 in the front-rear direction (Y direction). . Further, the exhaust part A2 is provided between the thyristor unit 31 and the bus duct 61 in the front-rear direction (Y direction). In addition, in this embodiment, the bus duct 61 is provided on one side (the X1 direction side) of the control module 30 in the left-right direction. The control unit 32 is arranged on the other side (the X2 direction side) of the bus duct 61 in the left-right direction.

Further, the housing 30a of the control module 30 accommodates a thyristor unit 31, a control unit 32 and a circuit breaker 33, as shown in FIG. The control module 30 includes a fan unit 34 provided on one side (Y1 direction side) in the front-rear direction of the thyristor unit 31 in the housing 30a. The fan unit 34 includes a plurality of fans F for blowing air sucked from the outside of the housing 30a to the thyristor unit 31 (thyristor 31a) via the air intake portion A1 (see FIG. 1). The air blown by the plurality of fans F is exhausted from the exhaust section A2 provided in the upper portion (Z1 direction) of the housing 30a. Two fans F are provided for each of the plurality (three) of thyristors 31 a (see FIGS. 5 and 6) of the thyristor unit 31 . That is, six fans F are provided.

In the thyristor unit 31, as shown in FIG. 6, a plurality (three) of thyristors 31a are arranged vertically. 6, the thyristor unit 31 is arranged on one side (Y1 direction side) in the front-rear direction from the center of the housing 30a of the control module 30. As shown in FIG. Further, the control unit 32 is arranged on the other side (the Y2 direction side) in the front-rear direction from the center of the housing 30a of the control module 30. As shown in FIG.

The control unit 32 includes a control board (circuit board) on which a CPU (Central Processing Unit), ROM (Read Only Memory), RAM (Random Access Memory), or the like is mounted. The control unit 32 includes a control board for controlling the power conversion of each of the power conversion modules 11, 12, 21 and 22, and a control board for controlling the driving of the fan F of the fan unit 34. .

The control module 30 also includes DC wiring 6 (see FIGS. 5 and 6) electrically connected to the power conversion unit 1 of each of the power conversion modules 11, 12, 21 and 22 and to the battery 202 outside the device. is provided. The direct-current wiring 6 is wiring that constitutes the direct-current path D in the control module 30 . That is, a plurality (two) of DC wirings 6 are provided corresponding to each phase (P phase and N phase) of the DC power supplied from the battery 202 outside the apparatus. The DC wiring 6 includes a plate-shaped conductor wiring. For example, the DC wiring 6 is composed of a plurality of interconnected copper bars.

A bus duct 61 provided in the upper portion of the housing 30a of the control module 30 is configured to electrically connect the battery 202 (see FIG. 2) outside the device and the DC wiring 6. As shown in FIG. As described above, the bus duct 61 accommodates conductor wiring such as copper and an insulating material that supports or coats the conductor wiring in a metal duct. The direct current wiring 6 is connected to the conductor wiring of the bus duct 61 electrically connected to the battery 202 outside the device. A bus duct 61 is provided for each of the plurality (two) of DC wirings 6 . That is, a plurality (two) of bus ducts 61 are provided corresponding to each phase (P phase and N phase) of the DC power supplied from the battery 202 outside the apparatus. A plurality (two) of bus ducts 61 may be provided as in the present embodiment, or one conductor of a two-wire system may be connected to each wiring conductor.

The control module 30 is also provided with an AC input wiring 7 electrically connected to the power converters 1 of the power converter modules 11, 12, 21 and 22 and to the AC power source 201 outside the apparatus. The AC input wiring 7 (see FIGS. 5 and 6) is wiring that constitutes the AC input path I in the control module 30 . That is, a plurality (three) of AC input wirings 7 are provided corresponding to each phase (U-phase, V-phase and W-phase) of AC power supplied from an AC power supply 201 outside the device. The AC input wiring 7 includes a plate-shaped conductor wiring. For example, the AC input wiring 7 is composed of a plurality of interconnected copper bars.

The AC input wiring 7 is arranged between the thyristor unit 31 and the control unit 32 in the front-rear direction (Y direction), and is connected to the wiring of the input module 40 (see FIG. 2). 5 and FIG. 6). The connection portion 71 is an example of the "AC input connection portion" in the scope of claims. The connecting portion 71 is provided for each of the plurality (three) of the AC input wirings 7 . That is, a plurality (three) of connection portions 71 are provided corresponding to each phase (U phase, V phase and W phase) of AC power supplied from AC power supply 201 outside the apparatus.

5 and 6, the control module 30 is provided with a bypass wiring 8 that is connected to the thyristor 31a of the thyristor unit 31 and forms a bypass current path B. As shown in FIG. That is, a plurality (three) of bypass wirings 8 are provided corresponding to each phase (U-phase, V-phase, and W-phase) of AC power supplied from a bypass feeding AC power supply 204 outside the apparatus. The bypass wiring 8 includes a plate-shaped conductor wiring. For example, bypass wiring 8 is composed of a plurality of interconnected copper bars.

The bypass wiring 8 is arranged between the thyristor unit 31 and the control unit 32 in the front-rear direction (Y direction), and is connected to the wiring of the input module 40 (see FIG. 2). See FIG. 6). The connecting portion 81 is an example of a "bypass path connecting portion" in the scope of claims. The connecting portion 81 is provided for each of the multiple (three) bypass wirings 8 . That is, a plurality (three) of connection portions 81 are provided corresponding to each phase (U-phase, V-phase, and W-phase) of the AC power supplied from the bypass feeding AC power supply 204 outside the device. The plurality of connection portions 81 are arranged side by side in the vertical direction (Z direction) corresponding to the thyristor 31a.

Further, as shown in FIG. 6 , a circuit breaker 33 is arranged above the thyristor unit 31 . The circuit breaker 33 is connected to a bypass wiring 8 forming a bypass current path B (see FIG. 2). The circuit breaker 33 is electrically connected to the thyristor 31 a of the thyristor unit 31 via the bypass wiring 8 . Further, the circuit breaker 33 is provided in common for the plurality of thyristors 31a. The plurality of thyristors 31a of the thyristor unit 31 are electrically connected to the wiring of the input module 40 via the bypass wiring 8 (connection portion 81). Further, the circuit breaker 33 is electrically connected to the AC output path O (see FIG. 2) through the bypass wiring 8 .

In the control module 30, as shown in FIG. 6, a bus duct 61, a connecting portion 71, and a connecting portion 81 are provided in this order from the top (Z1 direction side) inside the housing 30a. Further, the thyristor unit 31 is arranged below the connecting portion 71 (Z2 direction side). In addition, the thyristor unit 31 is arranged between the connection portion 71 and a connection portion 62 (connection portion 63), which will be described later, in the vertical direction (Z direction).

As shown in FIGS. 7 and 8, the DC wiring 6 is provided on one side (Y1 direction side) in the front-rear direction, and includes a connecting portion 62 connected to the wiring of the power conversion module 11 (see FIG. 2). . In addition, the DC wiring 6 includes a connecting portion 63 that is provided on the other side (the Y2 direction side) in the front-rear direction and is connected to the wiring of the power conversion module 21 (see FIG. 2). The connecting portions 62 and 63 are provided for each of the plurality (two) of the DC wirings 6 . That is, a plurality (two) of connection portions 62 and 63 are provided corresponding to each phase (P phase and N phase) of DC power supplied from battery 202 outside the device.

As shown in FIGS. 7 and 8, the AC input wiring 7 is provided on one side (Y1 direction side) in the front-to-rear direction, and includes a connection portion 72 connected to the wiring of the power conversion module 11 (see FIG. 2). include. The AC input wiring 7 is provided on the other side (Y2 direction side) in the front-rear direction, and includes a connecting portion 73 connected to the wiring of the power conversion module 21 (see FIG. 2). The connection portions 72 and 73 are provided for each of the plurality (three) of the AC input wirings 7 . That is, a plurality (three) of connection portions 72 and 73 are provided corresponding to each phase (U-phase, V-phase and W-phase) of AC power supplied from AC power supply 201 outside the apparatus.

As shown in FIGS. 7 and 8, the bypass wiring 8 is arranged on one side (Y1 direction side) in the front-rear direction and includes a connecting portion 82 connected to the wiring of the power conversion module 11 (see FIG. 2). Moreover, the bypass wiring 8 includes a connecting portion 83 arranged on the other side (Y2 direction side) in the front-rear direction and connected to the wiring of the power conversion module 21 (see FIG. 2). Connection portions 82 and 83 are provided for each of a plurality (three) of bypass wirings 8 . That is, a plurality (three) of connection portions 82 and 83 are provided corresponding to each phase (U-phase, V-phase, and W-phase) of the AC power supplied from the bypass power supply AC power supply 204 outside the device. .

In the control module 30, as shown in FIG. 8, the bus duct 61, the connecting portion 72 (connecting portion 73), the connecting portion 82 (connecting portion 83), and the connecting portion 62 (connecting portion 63) are arranged from the top (Z1 direction side). They are provided in the housing 30a in this order. Also, the connecting portion 62 is provided on the Y1 direction side of the thyristor unit 31 . Note that the connection portion 72, the connection portion 82, and the connection portion 62 correspond to the positions of the wirings that constitute each of the current paths (the AC input path I, the AC output path O, and the DC current path D) of the power conversion module 11. placed in position. In addition, the connection portion 73, the connection portion 83, and the connection portion 63 correspond to the positions of the wirings that constitute each of the current paths (the AC input path I, the AC output path O, and the DC current path D) of the power conversion module 12. placed in position.

Further, the thyristor unit 31 is arranged between the connecting portion 82 and the connecting portion 62 in the vertical direction (Z direction). Further, the control unit 32 is arranged between the connecting portion 83 and the connecting portion 63 in the vertical direction (Z direction).

(Effect of this embodiment)
The following effects can be obtained in this embodiment.

In this embodiment, the thyristor unit 31 and the control unit 32 are arranged in the housing 30a of the control module 30 side by side in the front-rear direction (Y direction) intersecting the left-right direction. As a result, the width W1 of the control module 30 in the left-right direction can be made smaller than when the thyristor unit 31 and the control unit 32 are arranged side by side in the left-right direction (X direction) in the housing 30a of the control module 30. can. As a result, it is possible to suppress an increase in width W1 in the left-right direction (X direction) of the control module 30 that constitutes the uninterruptible power supply 100, and suppress an increase in the width in the left-right direction of the entire uninterruptible power supply 100. .

Further, in the present embodiment, as described above, the thyristor unit 31 and the control unit 32 overlap each other in the housing 30a of the control module 30 when viewed from the front-rear direction (the Y1 direction side or the Y2 direction side). are placed. As a result, compared to the case where the thyristor unit 31 and the control unit 32 do not overlap in the housing 30a of the control module 30 when viewed from the front-rear direction (the Y1 direction side or the Y2 direction side), the housing of the control module 30 The width W1 in the horizontal direction (X direction) of 30a can be reduced. As a result, it is possible to easily suppress an increase in the width of the entire uninterruptible power supply 100 in the horizontal direction (X direction).

Further, in the present embodiment, as described above, the thyristor unit 31 is arranged on one side (the Y1 direction side) in the front-rear direction of the center of the housing 30a of the control module 30 . The control unit 32 is arranged on the other side (the Y2 direction side) in the front-rear direction from the center of the housing 30a of the control module 30. As shown in FIG. As a result, during installation and maintenance of the apparatus, the thyristor unit 31 can be easily accessed from one side in the front-rear direction (the Y1 direction side), and the control unit 32 can be easily accessed from the other side in the front-rear direction (the Y2 direction side). can be easily accessed. As a result, both the thyristor unit 31 and the control unit 32, which are arranged side by side in the front-rear direction (Y-direction), are located on one side (Y1-direction) in the front-rear direction of the housing 30a of the control module 30 relative to the center of the housing 30a. side) or the other side (Y2 direction side), both the thyristor unit 31 and the control unit 32 can be easily accessed during installation and maintenance of the device. As a result, workability during installation and maintenance of the device can be improved.

Further, in the present embodiment, as described above, the control module 30 receives AC power supplied from the AC power supply 201 located on one side (X1 direction side) in the left-right direction with respect to the control module 30 and supplied from the AC power supply 201 outside the apparatus. An input module 40 is provided for input. A width W1 of the control module 30 in the horizontal direction (X direction) is smaller than a width W6 of the input module 40 in the horizontal direction. As a result, the width W1 of the control module 30 in the left-right direction can be made smaller than when the width W1 of the control module 30 in the left-right direction (X-direction) is larger than the width W6 of the input module 40 in the left-right direction. Therefore, an increase in the width of the entire uninterruptible power supply 100 in the horizontal direction can be further suppressed.

In addition, in the present embodiment, as described above, the power conversion modules 11, 12, 21 and 22 are arranged on the other side (the X2 direction side) of the control module 30 in the left-right direction. Thyristor unit 31 and control unit 32 are provided in common for power conversion modules 11 , 12 , 21 and 22 . Accordingly, the power conversion modules 11 and 12 are arranged on one side (the Y1 direction side) in the front-rear direction where the thyristor unit 31 is arranged, and the power conversion modules 21 and 22 are arranged in the front-rear direction where the control unit 32 is arranged. Since the power conversion modules 11, 12, 21 and 22 are arranged on the other side (Y2 direction side), compared to the case where the power conversion modules 11, 12, 21 and 22 are arranged in a line in the left and right direction (X direction), the overall uninterruptible power supply 100 in the left and right direction An increase in width can be further suppressed. In addition, since the thyristor unit 31 and the control unit 32 are provided in common to the power conversion modules 11, 12, 21 and 22, the thyristor unit 31 and the control unit 32 are used for the power conversion modules 11, 12, 21 and 22, an increase in the number of parts and complication of the device configuration can be suppressed.

Further, in the present embodiment, as described above, the width W1 in the horizontal direction (X direction) of the control module 30 is equal to the widths W2, W3, W4 and W2, W3, W4 and Smaller than W5. This makes the width W1 in the left-right direction (X-direction) of control module 30 larger than widths W2, W3, W4, and W5 in the left-right direction of power conversion modules 11, 12, 21, and 22, respectively. Since the width W1 of the control module 30 in the horizontal direction can be reduced, the increase in the width of the entire uninterruptible power supply 100 in the horizontal direction can be further suppressed.

In addition, in the present embodiment, the control module 30 is provided with the bypass wiring 8 that is connected to the thyristor 31a of the thyristor unit 31 and constitutes the bypass current path B, as described above. The bypass wiring 8 is arranged between the thyristor unit 31 and the control unit 32 in the front-rear direction (Y direction) and includes a connecting portion 81 connected to the wiring of the input module 40 . As a result, in the housing 30 a of the control module 30 , the connection portion 81 is arranged adjacent to the thyristor unit 31 or the control unit 32 in the left-right direction (X direction). The width W1 in the direction can be reduced.

In addition, in the present embodiment, as described above, the control module 30 includes the power conversion units 1 of the power conversion modules 11, 12, 21 and 22 and the AC power supply 201 outside the apparatus. An input wiring 7 is provided. The AC input wiring 7 is arranged between the thyristor unit 31 and the control unit 32 in the front-rear direction (Y direction) and includes a connection portion 71 connected to the wiring of the input module 40 . As a result, in the housing 30 a of the control module 30 , the connection portion 71 is arranged adjacent to the thyristor unit 31 or the control unit 32 in the left-right direction (X direction). The width W1 in the direction can be reduced.

In addition, in the present embodiment, as described above, the control module 30 includes the power conversion unit 1 of each of the power conversion modules 11, 12, 21, and 22, and the DC power converter electrically connected to the battery 202 outside the device. A wiring 6 is provided. The control module 30 has a bus duct 61 for electrically connecting the battery 202 outside the apparatus and the DC wiring 6 while being provided in the upper part of the housing 30a. Thereby, a cable or the like connected to the battery 202 outside the apparatus can be connected to the bus duct 61 provided on the top of the housing 30a. As a result, unlike the case where the bus duct 61 is provided on the direction side (X2 direction side) in which the power conversion modules 11, 12, 21 and 22 of the control module 30 are adjacent to each other, the power conversion modules 11, 12, 21 , and 22 are adjacent to each other, the DC wiring 6 of the control module 30 and the DC wiring 6 of the control module 30 are connected from above the housing 30a without passing through the power conversion modules 11, 12, 21 and 22. A battery 202 outside the device can be electrically connected. As a result, unlike the case where the bus duct 61 is provided on the direction side (the X2 direction side) where the power conversion modules 11, 12, 21 and 22 of the control module 30 are adjacent to each other, the direct current wiring 6 of the control module 30 and the battery 202 outside the apparatus are connected. can be easily electrically connected to

Further, in the present embodiment, as described above, the power conversion modules 11, 12, 21 and 22 are arranged on the other side (X2 direction side) in the left-right direction, and the power conversion modules 11, 12, 21 and 22 An output module 50 is provided for outputting power converted by each power converter 1 to a load 203 outside the apparatus. A width W1 of the control module 30 in the horizontal direction (X direction) is smaller than a width W7 of the output module 50 in the horizontal direction. As a result, the width W1 of the control module 30 in the left-right direction can be made smaller than when the width W1 of the control module 30 in the left-right direction (X direction) is larger than the width W7 of the output module 50. An increase in the width of the entire uninterruptible power supply 100 in the horizontal direction can be further suppressed.

[Modification]
The embodiments disclosed this time should be considered illustrative and not restrictive in all respects. The scope of the present invention is indicated by the scope of the claims rather than the description of the above-described embodiments, and includes all modifications (modifications) within the scope and meaning equivalent to the scope of the claims.

For example, in the above embodiment, the uninterruptible power supply 100 has four power conversion modules (power conversion modules 11, 12, 21 and 22), but the present invention is not limited to this. For example, the uninterruptible power supply may have a configuration including one or more and three or less power conversion modules, or a configuration including five or more power conversion modules.

In the above embodiment, the power conversion modules 11 and 12 are arranged on one side (Y1 direction side) in the front-rear direction with respect to the power conversion modules 21 and 22. is not limited to In the present invention, a plurality of power conversion modules may be arranged in a row. Also, in the invention, a plurality of power conversion modules may be arranged in three or more rows.

In the above-described embodiment, the thyristor unit 31 is arranged on one side (Y1 direction side) in the front-rear direction of the center of the housing 30a of the control module 30, and the control unit 32 is located on the housing 30a of the control module 30. Although an example in which it is arranged on the other side (the Y2 direction side) in the front-rear direction of the center of is shown, the present invention is not limited to this. In the present invention, both the thyristor unit and the control unit arranged side by side in the front-rear direction may be arranged in the housing of the control module so as to be biased to one side or the other side in the front-rear direction from the center of the housing. .

In the above embodiment, the width W1 of the control module 30 in the horizontal direction (X direction) is smaller than the width W6 of the input module 40 in the horizontal direction, but the present invention is not limited to this. In the present invention, the width of the control module in the horizontal direction may be greater than the width of the input module in the horizontal direction, or may be substantially the same as the width of the input module in the horizontal direction.

Moreover, although the thyristor unit 31 and the control unit 32 showed the example provided commonly with respect to the power conversion modules 11, 12, 21 and 22 in the said embodiment, this invention is not limited to this. In the present invention, a thyristor unit and a control unit may be provided for each of the plurality of power conversion modules.

In the above embodiment, width W1 of control module 30 in the horizontal direction (X direction) is smaller than widths W2, W3, W4, and W5 of power conversion modules 11, 12, 21, and 22 in the horizontal direction, respectively. However, the present invention is not limited to this. In the present invention, the width of the control module in the left-right direction may be larger than the width of the power conversion module in the left-right direction, or may be substantially the same as the width of the power conversion module in the left-right direction.

Further, in the above-described embodiment, the bypass wiring 8 is arranged between the thyristor unit 31 and the control unit 32 in the front-rear direction (Y direction), and is connected to the wiring of the input module 40 . connection part), but the present invention is not limited to this. In the present invention, the bypass path connecting portion may be arranged so as to be adjacent to the thyristor unit or the control unit in the left-right direction.

In the above-described embodiment, the AC input wiring 7 is arranged between the thyristor unit 31 and the control unit 32 in the front-rear direction (Y direction), and is connected to the wiring of the input module 40 at the connecting portion 71 (AC input). Although an example including an input connector) has been shown, the present invention is not limited to this. In the present invention, the AC input connection portion may be arranged so as to be adjacent to the thyristor unit or the control unit in the left-right direction.

Further, in the above-described embodiment, an example in which the control module 30 has the bus duct 61 (battery connecting portion) electrically connected to the battery 202 outside the device is shown, but the present invention is not limited to this. In the present invention, the control module may be electrically connected to a battery external to the device via the input module.

In the above-described embodiment, the width W1 of the control module 30 in the horizontal direction (X direction) is smaller than the width W7 of the output module 50 in the horizontal direction, but the present invention is not limited to this. In the present invention, the width of the control module in the horizontal direction may be greater than the width of the output module in the horizontal direction, or may be substantially the same as the width of the output module in the horizontal direction.

Moreover, although the uninterruptible power supply 100 showed the example provided separately with the input module 40 and the output module 50 in the said embodiment, this invention is not limited to this. In the present invention, the input module and the output module may be integrally configured so that power is both input and output from one side or the other side in the horizontal direction of the uninterruptible power supply.

1 power converter 6 DC wiring 7 AC input wiring 8 bypass wiring 11, 12 power conversion module (first power conversion module)
21, 22 power conversion module (second power conversion module)
30 control module (control module for uninterruptible power supply)
30a housing (of control module) 31 thyristor unit 31a thyristor 32 control unit 40 input module 50 output module 61 bus duct (battery connection)
71 connection part (connection part for AC input)
81 connection (connection for bypass route)
100 Uninterruptible power supply 201 AC power supply 202 Battery 203 Load B Bypass current path W1 Width (of control module) W2, W3, W4, W5 (of power conversion module) Width W6 (of input module) Width W7 (of output module) width

Claims (11)

a power conversion module including a power conversion unit that converts power supplied from an AC power supply or battery outside the device and supplies the converted power to a load outside the device;
a control module that is arranged adjacent to the power conversion module in the left-right direction and controls power conversion of the power conversion module;
The control module controls power conversion of the power conversion module and a thyristor unit having a thyristor provided in a bypass current path for outputting AC power to the load outside the device without passing through the power conversion unit. including a control unit and a housing that houses the thyristor unit and the control unit;
The uninterruptible power supply, wherein the thyristor unit and the control unit are arranged side by side in the front-rear direction intersecting the left-right direction in the housing of the control module. The uninterruptible power supply according to claim 1, wherein said thyristor unit and said control unit are arranged so as to overlap in said housing of said control module when viewed from said front-rear direction. The thyristor unit is arranged on one side in the front-rear direction from the center of the housing of the control module,
The uninterruptible power supply according to claim 1 or 2, wherein the control unit is arranged on the other side in the front-rear direction of the center of the housing of the control module. an input module arranged on one side in the left-right direction with respect to the control module for inputting AC power supplied from the AC power supply outside the device to the control module;
The uninterruptible power supply according to any one of claims 1 to 3, wherein the lateral width of the control module is smaller than the lateral width of the input module. A plurality of the power conversion modules are provided,
The plurality of power conversion modules includes a first power conversion module arranged on one side in the front-rear direction where the thyristor unit is arranged, and a first power conversion module arranged on the other side in the front-rear direction where the control unit is arranged. 2 power conversion module;
The first power conversion module and the second power conversion module are arranged on the other side in the left-right direction with respect to the control module,
5. The uninterruptible power supply according to claim 4, wherein said thyristor unit and said control unit are provided in common for said first power conversion module and said second power conversion module. 6. The uninterruptible power supply according to claim 5, wherein the lateral width of the control module is smaller than the lateral width of each of the first power conversion module and the second power conversion module. The control module is provided with a bypass wiring connected to the thyristor of the thyristor unit and forming the bypass current path,
7. The bypass wiring is arranged between the thyristor unit and the control unit in the longitudinal direction, and includes a bypass path connecting portion connected to the wiring of the input module. uninterruptible power supply described in paragraph. The control module is provided with AC input wiring electrically connected to the power conversion unit of the power conversion module and the AC power supply outside the device,
8. The AC input wiring is arranged between the thyristor unit and the control unit in the longitudinal direction, and includes an AC input connection portion connected to the wiring of the input module. 1. The uninterruptible power supply according to 1. The control module is provided with DC wiring electrically connected to the power conversion unit of the power conversion module and the battery outside the device,
9. The control module according to any one of claims 1 to 8, wherein the control module is provided on the upper part of the housing and has a battery connection section for electrically connecting the battery and the DC wiring outside the device. The uninterruptible power supply described in . an output module arranged on the other side in the left-right direction with respect to the power conversion module for outputting the power converted by the power conversion unit of the power conversion module to the load outside the device;
The uninterruptible power supply according to any one of claims 1 to 9, wherein the lateral width of the control module is smaller than the lateral width of the output module. A control unit that converts power supplied from an AC power supply or a battery outside the device and controls power conversion of a power conversion module including a power conversion unit that supplies the converted power to a load outside the device;
a thyristor unit having a thyristor provided in a bypass current path for outputting AC power to the load outside the device without passing through the power conversion unit;
A housing that accommodates the thyristor unit and the control unit,
The uninterruptible power supply is arranged so as to be adjacent to the power conversion module in the left-right direction, and the thyristor unit and the control unit are arranged side by side in the front-rear direction intersecting the left-right direction in the housing. Device control module.

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