WO2017010273A1 - センサ接続構造 - Google Patents
センサ接続構造 Download PDFInfo
- Publication number
- WO2017010273A1 WO2017010273A1 PCT/JP2016/068973 JP2016068973W WO2017010273A1 WO 2017010273 A1 WO2017010273 A1 WO 2017010273A1 JP 2016068973 W JP2016068973 W JP 2016068973W WO 2017010273 A1 WO2017010273 A1 WO 2017010273A1
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- WO
- WIPO (PCT)
- Prior art keywords
- main pipe
- sensor
- connection structure
- boxes
- terminal device
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16T—STEAM TRAPS OR LIKE APPARATUS FOR DRAINING-OFF LIQUIDS FROM ENCLOSURES PREDOMINANTLY CONTAINING GASES OR VAPOURS
- F16T1/00—Steam traps or like apparatus for draining-off liquids from enclosures predominantly containing gases or vapours, e.g. gas lines, steam lines, containers
- F16T1/38—Component parts; Accessories
- F16T1/48—Monitoring arrangements for inspecting, e.g. flow of steam and steam condensate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0075—For recording or indicating the functioning of a valve in combination with test equipment
- F16K37/0083—For recording or indicating the functioning of a valve in combination with test equipment by measuring valve parameters
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
Definitions
- the present application relates to a sensor connection structure for connecting a plurality of sensors provided in a piping unit having a main pipe and a plurality of branch pipes to a terminal.
- Patent Document 1 discloses a sensor connection structure provided in a piping unit (manifold).
- the piping unit has a main pipe and a plurality of branch pipes connected to the left and right of the main pipe, and each branch pipe is provided with a valve such as a steam trap.
- drain (condensate) generated by condensation of steam flows from each branch pipe into the main pipe and gathers.
- the sensor connection structure includes a plurality of sensors provided in each steam trap and one terminal provided in the main pipe. Each sensor detects the operating state (vibration and temperature) of the steam trap. Each of these sensors is connected to the terminal by an electric wire (lead wire), and information on the operating state detected by the sensor is sent to the terminal.
- the terminal transmits / receives information regarding the operating state to / from the central management device. Thus, the operating state of the steam trap is monitored.
- the technology disclosed in the present application has been made in view of such circumstances, and its purpose is to ensure information on the operating states detected by a plurality of sensors while suppressing complication of wiring between the sensors and the terminal. It is to provide a sensor connection structure that can be sent to a terminal.
- the technique disclosed in the present application is provided with a plurality of connection boxes connected in series with each other in the main pipe of the piping unit, and a plurality of sensors are connected to the terminal through the connection box. .
- the technology disclosed in the present application includes a main pipe, branch pipes connected to the left and right of the main pipe, and a plurality of valves provided in the branch pipes, and a piping unit through which fluid flows. It is premised on the sensor connection structure provided in. And the sensor connection structure of this application is provided with the some sensor, the some connection box, and the terminal device.
- the plurality of sensors are provided in each of the plurality of valves and detect an operating state of the valves.
- the plurality of connection boxes are provided side by side in the axial direction on the main pipe, and are connected in series with each other via a conduit and are connected to the plurality of sensors via a conduit.
- the terminal is connected to any one of the plurality of connection boxes via a conduit.
- a conduit tube is a tube in which an electric wire (lead wire) is accommodated.
- a plurality of connection boxes and a plurality of sensors connected in series with each other are connected, and one of the plurality of connection boxes is connected to the terminal. That is, in the sensor connection structure of the present application, a plurality of sensors are connected to any of a plurality of connection boxes connected in series, and one connection box is connected to the terminal. Therefore, complication of wiring (piping) between the sensor and the terminal can be suppressed.
- the plurality of connection boxes are provided in the main pipe side by side in the axial direction thereof, so that the plurality of connection boxes can be sequentially connected along the axial direction of the main pipe.
- the sensor, the connection box, and the terminal are connected to each other via a conduit. Therefore, regardless of the installation status of the sensor or the terminal device, it is possible to reliably send information related to the operating state of the valve detected by the sensor to the terminal device.
- FIG. 1 is a front view schematically showing a schematic configuration of a manifold and an operation state monitoring device according to the first embodiment.
- FIG. 2 is a block diagram illustrating a schematic configuration of the sensor connection structure according to the first embodiment.
- FIG. 3 is a perspective view illustrating a schematic configuration of the manifold and the operation state monitoring device according to the first embodiment when viewed from the front.
- FIG. 4 is a perspective view illustrating a schematic configuration of the manifold and the operation state monitoring device according to the second embodiment when viewed from the back.
- FIG. 5 is a front view schematically showing a schematic configuration of a manifold and an operation state monitoring device according to another embodiment.
- the manifold 1 of the present embodiment includes a main pipe 2 and a plurality of (in this embodiment, eight) branch pipes 3 and constitutes a piping unit through which drain (condensate) flows. is doing.
- the manifold 1 is provided with an operation state monitoring device 10 having a sensor connection structure 11 according to the claims of the present application.
- the main pipe 2 extends in the vertical direction, and four branch pipes 3 are connected to the left and right of the main pipe 2.
- the branch pipe 3 is smaller in diameter than the main pipe 2.
- the branch pipes 3 are connected side by side in the axial direction (that is, the vertical direction) on the left and right of the main pipe 2.
- the branch pipe 3 extends horizontally from the main pipe 2, and the left and right branch pipes 3 are provided at positions facing each other.
- the drain flows into the main pipe 2 through the branch pipes 3 and gathers, and the drain gathered in the main pipe 2 is discharged from the outlet 2 a at the upper end. That is, in the manifold 1 of this embodiment, the main pipe 2 constitutes a drain collecting pipe.
- Each branch pipe 3 is provided with four valves. That is, each branch pipe 3 is provided with an inlet valve 5, a steam trap 4, an outlet valve 6 and an inlet valve 7 in order from the upstream side.
- the steam trap 4 automatically discharges only the drain that flows in to the downstream side.
- Each of the two inlet valves 5 and 7 and the outlet valve 6 constitutes an on-off valve.
- a blow valve 8 is provided at the lower end of the main pipe 2.
- the manifold 1 of the present embodiment is supported by a mounting base 9 as shown in FIG.
- the mounting base 9 includes a substrate 9a (base plate) and a column 9b.
- the substrate 9a is a portion to be grounded, and a support post 9b is provided on the upper surface thereof in a state extending in the vertical direction.
- the support 9b is a so-called channel steel having a U-shaped cross section.
- the manifold 1 is supported by attaching the main pipe 2 to the front side (front side) of the support column 9b. That is, the column 9b is located on the back side of the main pipe 2 (the back side of the page in FIG. 1).
- the operating state monitoring device 10 monitors the operating states of a plurality (eight) of steam traps 4. As shown in FIG. 1, the operating state monitoring device 10 includes a sensor connection structure 11 provided in the manifold 1 and a central management device 30 provided in another place.
- the sensor connection structure 11 includes a plurality (eight in the present embodiment) of sensors 12, a plurality (four in the present embodiment) of connection boxes 13, and one terminal device 20.
- One sensor 12 is attached to each of the eight steam traps 4.
- the sensor 12 detects an operating state (for example, vibration or temperature) of the steam trap 4 and is of a wired communication type.
- the sensor 12 is provided at the entrance of the steam trap 4.
- the four junction boxes 13 are provided on the front side of the main pipe 2 (the front side of the paper in FIG. 1).
- the four junction boxes 13 are provided side by side in the axial direction of the main pipe 2, and are connected in series with each other via the conduit 15.
- the four junction boxes 13 correspond to the two sensors 12 located on the left and right of the main pipe 2, and are connected to the two sensors 12 via the conduit 14. That is, each of the four junction boxes 13 is connected to one sensor 12 located on the left side of the main pipe 2 and one sensor 12 located on the right side.
- the connection box 13 has a mounting seat 13a, and the mounting seat 13a is attached to the main pipe 2 by a U bolt 9c.
- the terminal device 20 is connected to one of the four connection boxes 13 via the conduit 15. Specifically, the terminal device 20 is provided above the four junction boxes 13 on the front side of the main pipe 2. The terminal device 20 is connected to the uppermost connection box 13 of the four connection boxes 13 via the conduit 15 and connected to the central management device 30 via the conduit 31. That is, as shown also in FIG. 2, the terminal device 20 and the four junction boxes 13 are connected in series with each other.
- the sensor connection structure 11 thus provided in the manifold 1
- information on the operating state of the steam trap 4 detected by each sensor 12 (hereinafter referred to as detection information of the sensor 12) is sent to the terminal device 20 via the connection box 13. It is done.
- the electric wire pipes 14, 15, and 31 are wires that house electric wires (lead wires) and protect the electric wires.
- the terminal device 20 includes a digital circuit unit 21, an analog circuit unit 22, a communication unit 24, a power control unit 25, a power battery 26, a storage unit 27, and an alarm lamp 28.
- the detection information of the sensor 12 described above is sent (input) to the analog circuit unit 22.
- the communication unit 24 transmits and receives information to and from the central management device 30 via the conduit 31.
- the power supply battery 26 supplies power to the digital circuit unit 21 and also supplies power to the communication unit 24 and the analog circuit unit 22 via the power supply control unit 25.
- the power control unit 25 controls power supplied to the communication unit 24 and the analog circuit unit 22.
- the storage unit 27 stores information.
- the digital circuit unit 21 wakes up the analog circuit unit 22 from the sleep state by controlling the power supply control unit 25 at every set time or set time based on the setting information sent from the central management device 30 and stored in the storage unit 27. Put it in a state. Then, in the analog circuit unit 22, the detection information of the eight sensors 12 is sequentially input by the input switching switch circuit 23. When this input is completed, the digital circuit unit 21 controls the power supply control unit 25 to return the analog circuit unit 22 to the sleep state again. Detection information of each sensor 12 input to the analog circuit unit 22 is processed in the digital circuit unit 21.
- the digital circuit unit 21 controls the power supply control unit 25 to change the communication unit 24 from the sleep state to the awake state, and transmits the processed detection information of each sensor 12 from the communication unit 24 to the central management device 30. Instruction information from the management device 30 is received via the communication unit 24. After this transmission / reception, the digital circuit unit 21 controls the power supply control unit 25 to return the communication unit 24 to the sleep state again.
- the central management device 30 diagnoses the operating state of the steam trap 4 based on the detection information of each sensor 12 sent from the terminal device 20. And the central management apparatus 30 memorize
- a plurality of connection boxes 13 and a plurality of sensors 12 connected in series are connected, and one of the plurality of connection boxes 13 is connected to the terminal device 20.
- the plurality of sensors 12 are connected to any of the plurality of connection boxes 13 connected in series, and one connection box 13 is connected to the terminal device 20. Therefore, complication of wiring (piping) between the sensor 12 and the terminal device 20 can be suppressed.
- the plurality of connection boxes 13 are provided side by side in the axial direction in the main pipe 2, the plurality of connection boxes 13 can be connected in order along the axial direction of the main pipe 2.
- the wiring (pipe) between the some connection box 13 and the terminal device 20 can be reduced in size, complication of the wiring (pipe) mentioned above can be suppressed further.
- the sensor 12, the connection box 13, and the terminal device 20 are connected to each other via the conduits 14 and 15 (electric wires). Regardless of whether the detection information of each sensor 12 can be reliably sent to the terminal device 20.
- sensor connection that can reliably send detection information of the plurality of sensors 12 to the terminal device 20 while suppressing complication of wiring (piping) between the sensor 12 and the terminal device 20.
- a structure 11 can be provided.
- each connection box 13 is connected to one sensor 12 located on the left side of the main pipe 2 and one sensor 12 located on the right side. Therefore, for example, complication of wiring (piping) between the sensor 12 and the connection box 13 can be suppressed as compared with a case where two sensors located on the right side of the main pipe and one connection box are connected.
- the terminal device 20 is provided in the main pipe 2, it is possible to suppress complication of wiring (piping) between the terminal device 20 and the connection box 13. Moreover, since the terminal device 20 is provided above the four connection boxes 13 and connected to the uppermost connection box 13, for example, compared to the case where the terminal device is provided between the connection boxes, the above-described wiring ( Piping) can be prevented from becoming complicated. Further, since the terminal device 20 is located above the four connection boxes 13, the connection between the terminal device 20 and the central management device 30 is facilitated.
- Embodiment 2 of the present application will be described with reference to FIG.
- the attachment positions of the junction box 13 and the terminal device 20 are changed in the sensor connection structure 11 of the first embodiment.
- the four junction boxes 13 and the terminal device 20 are attached to the back side of the support column 9b. That is, the junction box 13 and the terminal device 20 are provided on the back side of the main pipe 2 via the support column 9b.
- the four connection boxes 13 are provided side by side in the axial direction on the back surface side of the support column 9 b and are connected in series via the conduit 15.
- the four junction boxes 13 are connected to the two sensors 12 located on the left and right of the main pipe 2 via the conduit 14 as in the first embodiment.
- the terminal device 20 is provided above the four junction boxes 13 on the back surface side of the support column 9b. And the terminal device 20 is connected to the uppermost connection box 13 among the four connection boxes 13 through the electric conduit as in the first embodiment, and the central management device (not shown) and the electric conduit 31. Connected through.
- connection box 13 and the terminal device 20 are attached to the back side of the support column 9b, the connection box 13, the terminal device 20, and the conduits 14 and 15 are heated by the manifold 1. It is hard to be affected by. That is, since the high-temperature drain flows in the manifold 1, the manifold 1 becomes relatively hot, and the high-temperature heat can be prevented from reaching the junction box 13, the terminal device 20, and the like. Moreover, since the connection box 13 and the terminal device 20 are provided in the position where valves, such as the steam trap 4, are not mixed by attaching the connection box 13 and the terminal device 20 to the back side of the support
- the above embodiment may be configured as follows.
- connection boxes 13 may be provided as shown in FIG. That is, the eight connection boxes 13 are connected in series via the conduit 15.
- the eight junction boxes 13 are connected to one sensor 12 located on either the left or right side of the main pipe 2 via the conduit 14. That is, the connection box 13 is provided in the same quantity as the sensor 12 and is connected to the sensor 12 by one each.
- the terminal device 20 may be provided in a place other than the main pipe 2 and the column 9b.
- the terminal may be installed on the upper surface of the substrate 9a of the mounting base 9 and connected to the lowermost connection box 13 via a conduit, or a structure other than the manifold 1 (such as a wall or It may be attached to a column or the like and connected to one of the connection boxes 13 via a conduit.
- the manifold 1 is configured such that drain flows into the main pipe 2 from each branch pipe 3 and collects.
- the sensor connection structure 11 of the present application relates to a manifold in which drain flows from the main pipe to each branch pipe. Can be applied similarly.
- each branch pipe is provided with a valve, and a sensor is attached to the valve.
- the quantity of the branch pipe 3, the sensor 12 and the connection box 13 is not limited to the above quantity, and the manifold 1 may be one in which a fluid other than the drain flows.
- the technology disclosed in the present application is useful for a sensor connection structure that connects a plurality of sensors provided in a piping unit having a main pipe and a plurality of branch pipes to a terminal.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Testing And Monitoring For Control Systems (AREA)
- Pipeline Systems (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
Description
本願の実施形態1について図1~図3を参照しながら説明する。図1に示すように、本実施形態のマニホールド1は、主管2と、複数(本実施形態では、8本)の枝管3とを有し、ドレン(復水)が流通する配管ユニットを構成している。このマニホールド1には、本願の請求項に係るセンサ接続構造11を有する作動状態監視装置10が設けられている。
本願の実施形態2について図4を参照しながら説明する。本実施形態は、上記実施形態1のセンサ接続構造11において接続箱13および端末器20の取付位置を変更するようにしたものである。
上記実施形態は、以下の通り構成するようにしてもよい。
2 主管
3 枝管
4 スチームトラップ(弁)
9b 支柱
11 センサ接続構造
12 センサ
13 接続箱
14 電線管
15 電線管
20 端末器
Claims (4)
- 主管と、該主管の左右にそれぞれ複数接続された枝管と、該各枝管に設けられた複数の弁とを有し、流体が流通する配管ユニットに設けられるセンサ接続構造であって、
上記複数の弁のそれぞれに設けられ、該弁の作動状態を検出する複数のセンサと、
上記主管にその軸方向に並んで設けられ、互いに電線管を介して直列に接続されると共に、上記複数のセンサと電線管を介して接続される複数の接続箱と、
上記複数の接続箱のうち何れか1つと電線管を介して接続される端末器とを備えている
ことを特徴とするセンサ接続構造。 - 請求項1に記載のセンサ接続構造において、
上記主管は、該主管の軸方向に延びて設けられる支柱の正面側に取り付けられて支持されており、
上記複数の接続箱は、上記支柱の背面側に取り付けられ該支柱を介して上記主管に設けられている
ことを特徴とするセンサ接続構造。 - 請求項1または2に記載のセンサ接続構造において、
上記複数の接続箱は、それぞれが、上記主管の左側に位置する1つの上記センサと右側に位置する1つの上記センサとに接続されている
ことを特徴とするセンサ接続構造。 - 請求項1乃至3の何れか1項に記載のセンサ接続構造において、
上記端末器は、上記主管に設けられている
ことを特徴とするセンサ接続構造。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201680037452.4A CN107710090A (zh) | 2015-07-10 | 2016-06-27 | 传感器连接结构 |
EP16824253.5A EP3318942B1 (en) | 2015-07-10 | 2016-06-27 | Sensor connection structure |
SG11201800037WA SG11201800037WA (en) | 2015-07-10 | 2016-06-27 | Sensor connection structure |
JP2017507893A JP6130984B1 (ja) | 2015-07-10 | 2016-06-27 | センサ接続構造 |
US15/851,581 US10655755B2 (en) | 2015-07-10 | 2017-12-21 | Sensor connection structure |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015-139134 | 2015-07-10 | ||
JP2015139134 | 2015-07-10 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US15/851,581 Continuation US10655755B2 (en) | 2015-07-10 | 2017-12-21 | Sensor connection structure |
Publications (1)
Publication Number | Publication Date |
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WO2017010273A1 true WO2017010273A1 (ja) | 2017-01-19 |
Family
ID=57756943
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2016/068973 WO2017010273A1 (ja) | 2015-07-10 | 2016-06-27 | センサ接続構造 |
Country Status (7)
Country | Link |
---|---|
US (1) | US10655755B2 (ja) |
EP (1) | EP3318942B1 (ja) |
JP (1) | JP6130984B1 (ja) |
CN (1) | CN107710090A (ja) |
MY (1) | MY179631A (ja) |
SG (1) | SG11201800037WA (ja) |
WO (1) | WO2017010273A1 (ja) |
Cited By (1)
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JP2019199882A (ja) * | 2018-05-14 | 2019-11-21 | 株式会社テイエルブイ | 流体トラップの詰まり検出システム及び詰まり検出方法 |
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US20210247075A1 (en) * | 2018-02-05 | 2021-08-12 | Alto-Shaam, Inc. | Steam Generation and Drain System for Modular Oven |
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- 2016-06-27 EP EP16824253.5A patent/EP3318942B1/en active Active
- 2016-06-27 JP JP2017507893A patent/JP6130984B1/ja active Active
- 2016-06-27 CN CN201680037452.4A patent/CN107710090A/zh active Pending
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- 2016-06-27 SG SG11201800037WA patent/SG11201800037WA/en unknown
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2017
- 2017-12-21 US US15/851,581 patent/US10655755B2/en active Active
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JP2019199882A (ja) * | 2018-05-14 | 2019-11-21 | 株式会社テイエルブイ | 流体トラップの詰まり検出システム及び詰まり検出方法 |
JP7044628B2 (ja) | 2018-05-14 | 2022-03-30 | 株式会社テイエルブイ | 流体トラップの詰まり検出システム及び詰まり検出方法 |
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CN107710090A (zh) | 2018-02-16 |
EP3318942A1 (en) | 2018-05-09 |
EP3318942A4 (en) | 2018-07-25 |
US10655755B2 (en) | 2020-05-19 |
MY179631A (en) | 2020-11-11 |
JP6130984B1 (ja) | 2017-05-17 |
EP3318942B1 (en) | 2019-12-04 |
SG11201800037WA (en) | 2018-02-27 |
JPWO2017010273A1 (ja) | 2017-07-20 |
US20180119845A1 (en) | 2018-05-03 |
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