WO2016056292A1 - 蒸気トラップ監視システム、配管集合装置、及び、蒸気トラップユニット - Google Patents
蒸気トラップ監視システム、配管集合装置、及び、蒸気トラップユニット Download PDFInfo
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- WO2016056292A1 WO2016056292A1 PCT/JP2015/071344 JP2015071344W WO2016056292A1 WO 2016056292 A1 WO2016056292 A1 WO 2016056292A1 JP 2015071344 W JP2015071344 W JP 2015071344W WO 2016056292 A1 WO2016056292 A1 WO 2016056292A1
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- WIPO (PCT)
- Prior art keywords
- sensor
- connection block
- steam trap
- gate valve
- pipe
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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
- 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
- F16T1/02—Steam traps or like apparatus for draining-off liquids from enclosures predominantly containing gases or vapours, e.g. gas lines, steam lines, containers with valves controlled thermally
Definitions
- the present invention relates to a steam trap monitoring system, and more particularly, to a steam trap, a gate valve located upstream of the steam trap for opening and closing a flow path to the steam trap, a sensor for detecting one or more physical quantities,
- the present invention relates to a steam trap monitoring system including an analysis unit that analyzes detection information from the system, a piping assembly using the same, and a steam trap unit that can be used for the steam trap monitoring system.
- the detection information by the sensor is transmitted to the central management device by wireless communication and the detection information of the sensor is analyzed in the central management device, when the detection information is transmitted to the central management device, the larger the number of sensors, the more There is a problem that communication interference is likely to occur due to communication interference.
- a main problem of the present disclosure is to solve the above-mentioned problems by analyzing the functional states of the steam trap and the gate valve while suppressing the number of sensors.
- the steam trap monitoring system A vapor trap, a gate valve located upstream of the vapor trap for opening and closing a flow path to the vapor trap, a sensor for detecting one or more physical quantities, and an analysis unit for analyzing detection information from the sensor And
- the analysis unit is configured to analyze both the functional state of the steam trap and the functional state of the gate valve based on detection information of a single sensor.
- the senor preferably includes a vibration sensor that detects a vibration propagating in the vicinity of the steam trap and the gate valve.
- the vibration propagating in the vicinity of the steam trap and the gate valve mainly reflects the functional state of the steam trap (for example, whether the steam leak has occurred or not) when the gate valve is in the open state. .
- the gate valve when the gate valve is in the closed state, the flow of steam into the steam trap is stopped, so that no vibration caused by the steam trap occurs, and when the gate valve is normally closed, the gate valve is caused Vibration does not occur, but if the gate valve is not closed normally, a steam leak occurs in the gate valve, and a vibration resulting from the steam leak occurs.
- the sensor when the gate valve is in the open state, the sensor can detect the vibration reflecting the functional state of the steam trap, so that the functional state of the steam trap can be analyzed.
- both the functional state of the steam trap and the functional state of the gate valve can be analyzed.
- the functional state of the gate valve (whether or not it is closing normally) can be analyzed It can be analyzed properly.
- the senor preferably further includes a temperature sensor.
- the temperature in the vicinity of the steam trap and the gate valve reflects the temperature in the steam trap.
- the analysis based on the temperature is also performed by detecting the temperature in the vicinity of the steam trap and the gate valve by the temperature sensor. In comparison, the functional state of the steam trap can be analyzed more comprehensively.
- the steam trap is connected to a connection block having inlet and outlet pipe connection openings that open in opposite directions to each other through the inlet and outlet internal flow paths formed in the connection block.
- the connection valve is connected in communication with the inlet side and outlet side pipe connection ports, and the gate valve is provided on the connection block in a state capable of opening and closing the inlet-side internal flow path formed in the connection block; It is preferable that the connection block be provided on the upstream side of the steam trap, and the connection block, the steam trap, the gate valve, and the sensor form a single unit. .
- the device structure can be simplified by using the steam trap, the gate valve, the connection block, and the sensor as a single unit.
- the steam trap and the gate valve are arranged at different locations through piping, it is necessary to position the sensor at a position where analysis of the functional state of the steam trap and the functional state of the gate valve is possible.
- the sensor since the sensor can be easily arranged in proximity to the steam trap and the gate valve, the sensor can accurately detect the physical quantity reflecting the functional state of the steam trap and the gate valve. Both the functional status of the steam trap and the functional status of the gate valve can be easily and more accurately analyzed.
- the steam trap can be removed from the connection block while maintaining the connection between the piping and the connection block and the attachment of the sensor to the connection block. In this respect, maintenance such as inspection and repair It is possible to make the device excellent in quality.
- connection block is turned upside down by rotation about a front-to-back axis perpendicular to the piping to be equipped, and the position of the inlet-side pipe connection port and the position of the outlet-side pipe connection port are
- the configuration is such that the piping can be equipped with the posture that has been changed from side to side, and the operation part of the gate valve is a sensor attachment part provided on the front surface of the connection block and inserting and attaching the sensor
- a sensor mounting portion comprising an upper surface side sensor mounting portion of the upper surface portion of the connection block and a lower surface side sensor mounting portion of the lower surface portion of the connection block is provided on the upstream side of the steam trap in the connection block.
- connection block which was equipped to the piping without doing, the above-mentioned sensor was attached to the above-mentioned upper surface side sensor attaching part, the above-mentioned upside down was done, and the above-mentioned piping was equipped For serial connection block, it is preferable to mount the sensor on the lower surface side sensor mounting portion.
- connection block needs to be connected by switching the left and right. If the sensor is turned upside down by rotation around the longitudinal axis which is orthogonal to the vertical axis, the sensor's top and bottom will be reversed along with the left and right of the connection block, and the up and down axis orthogonal to the piping In the case where the left and right sides of the connection block are reversed by rotation around the core, the operation part of the gate valve will face the rear surface along with the left and right change of the connection block.
- the senor is preferably mounted on the top of the connection block in view of communication requirements and installation space requirements, and the operation part of the gate valve is preferably directed to the front of the connection block in terms of operation requirements. Even if the left and right of the connection block are interchanged, it is necessary to make the sensor and the gate valve operation part in the same direction.
- the operation part of a gate valve is made in the front of a connection block by performing up-down inversion by rotating about the front-back direction axial center orthogonal to piping with right and left interchange of a connection block. Since the sensor is attached to the lower side sensor mounting portion that substantially faces the upper surface by turning upside down while exchanging the left and right of the connection block in the facing state, the sensor can be attached to the substantial upper surface of the connection block. And the direction of the operation part of the gate valve can be made the same.
- connection block is equipped with piping in a posture in which the position of the pipe connection port on the inlet side and the position of the pipe connection port on the outlet side are reversed upside down, the same installation form can be adopted.
- this configuration it is possible to eliminate the need to manufacture two types of connection blocks in which the position of the inlet side pipe connection port and the position of the outlet side pipe connection port are switched from side to side, further increasing the device cost. It can be advantageous.
- the sensor attachment portion is in communication from the surface of the connection block to the internal flow path of the connection block, and a cover is provided in the insertion portion of the sensor to the sensor attachment portion, Preferably, the sensor is in non-contact with the fluid flowing in the internal flow path of the connection block.
- a blowdown valve for opening the inside of the connection block to the atmosphere is attached to the lower surface side sensor mounting portion for the connection block installed in the pipe without performing the upside down inversion, It is preferable that the blow-down valve be attached to the upper surface side sensor mounting portion for the connection block mounted on the pipe by performing the upside-down inversion.
- the blow-down valve is used among the upper surface side sensor mounting portion and the lower surface side sensor mounting portion by utilizing the sensor mounting portion which is located on the substantial lower surface portion of the connection block and to which the sensor can not be attached. Since it is not necessary to form a dedicated blowdown valve attachment on each of the upper and lower surface portions of the connection block separately from the upper surface side sensor attachment portion and the lower surface side sensor attachment portion, The structure of the connection block can be simplified, and the device cost can be further reduced.
- the sensor attachment portion does not communicate from the surface of the connection block to the internal flow path of the connection block, and the inserted sensor is not in contact with the fluid flowing in the internal flow path of the connection block It is preferable to be in the state.
- an outlet-side gate valve located downstream of the steam trap and that opens and closes a flow path to the steam trap is provided.
- both the upstream and downstream flow paths of the steam trap can be closed by the (inlet side) gate valve and the outlet side gate valve, thereby repairing or replacing the steam trap
- the (inlet side) gate valve compared with the case where only the flow path on the upstream side is closed by the (inlet side) gate valve, it is possible to more reliably prevent the flow of fluid such as steam to the steam trap.
- the pipe assembly device is A piping assembly system in which a plurality of sideways-oriented branch pipes are connected to a vertical-oriented trunk pipe in a parallel arrangement in which the branch pipes are dispersed in the vertical direction, One of the steam trap monitoring systems described above is applied to each of the branch pipes.
- the steam trap monitoring system that analyzes both the functional status of the steam trap and the functional status of the gate valve with one sensor for two devices of the steam trap and the gate valve is not only piping but also steam Since the trap and gate valve are also applied to a piping assembly apparatus in which the device configuration tends to be complicated, the number of required sensors can be reduced as compared with providing the sensor 3 in each of the steam trap 1 and the gate valve 2 Thereby, the entire device configuration can be simplified.
- the steam trap unit A steam trap, a connection block having piping connection ports on the inlet side and outlet side opening in mutually opposite directions, a gate valve for opening and closing a flow path to the steam trap, and a sensor for detecting one or more physical quantities
- the steam trap is connected to the connection block in communication with the inlet and outlet pipe connection ports through the inlet and outlet internal flow channels formed in the connection block.
- the gate valve is provided on the connection block in a state capable of opening and closing an internal flow passage on the inlet side formed in the connection block
- the sensor is provided on the connection block in a state of being located upstream of the steam trap.
- connection block is turned upside down by rotation about a front-to-back axis perpendicular to the piping to be equipped, and the position of the inlet-side pipe connection port and the position of the outlet-side pipe connection port are
- the configuration is such that the piping can be equipped with the posture that has been changed from side to side, and the operation part of the gate valve is a sensor attachment part provided on the front surface of the connection block and inserting and attaching the sensor
- a sensor mounting portion comprising an upper surface side sensor mounting portion of the upper surface portion of the connection block and a lower surface side sensor mounting portion of the lower surface portion of the connection block is provided on the upstream side of the steam trap in the connection block.
- connection block which was equipped to the piping without doing, the above-mentioned sensor was attached to the above-mentioned upper surface side sensor attaching part, the above-mentioned upside down was done, and the above-mentioned piping was equipped For serial connection block, it is preferable to mount the sensor on the lower surface side sensor mounting portion.
- connection block Front view of connection block Longitudinal section of connection block A perspective view of the connection block turned upside down Perspective view of connection block
- Perspective view of piping assembly Front view of piping assembly device
- Side view of piping assembly device Rear view of piping assembly device
- a perspective view showing an example of use as a distribution header of a main pipe The perspective view which shows another embodiment Front view showing another embodiment
- FIG. 1 shows an example of a steam trap monitoring system according to the present disclosure, which analyzes the detection information from the connection block 10 including the steam trap 1, the gate valve 2 and the sensor 3, and the sensor 3. And an analyzer (corresponding to an analysis unit) 4.
- connection block 10 is formed with inlet and outlet pipe connection ports 10a and 10b that are concentric and open in opposite directions, and the inlet pipe connection port.
- 10a is connected to the inlet-side pipe 5 for introducing a mixed fluid of steam and condensed water, such as a condensate discharge path of a steam using apparatus, and a pipe connection port 10b on the outlet side is a condensate pipe for returning condensate to a boiler or the like It is connected to the outlet side piping 6 as.
- a trap mounting seat 11 is formed on the rear surface portion of the connection block 10, and the steam trap 1 is mounted on the trap mounting seat 11.
- the trap mounting seat 11 is provided with the inlet and outlet internal flow channels 12 and 13 formed inside the connection block 10, and the trap connection ports 12a and 13a are opened, and the steam trap attached to the trap mounting seat 11 1 communicates with the piping connection port 10a on the inlet side of the connection block 10 through the internal flow channel 12 on the inlet side, and communicates with the piping connection port 10b on the outlet side of the connection block 10 through the internal flow channel 13 on the outlet side .
- the mixed fluid of steam and condensate flowing into the inlet side pipe 5 flows into the steam trap 1 from the pipe connection port 10a on the inlet side in the connection block 10 through the internal flow path 12 on the inlet side, and separated from the steam by the steam trap 1
- the condensed water is delivered from the steam trap 1 to the outlet pipe 6 through the outlet side internal flow path 13 and the outlet side pipe connection port 10 b of the connection block 10. That is, of the mixed fluid of steam and condensate flowing into the inlet side pipe 5, the steam is blocked by the steam trap 1 and only the condensate is returned to the boiler or the like through the outlet side pipe 6.
- the trap connection port 12 a of the inlet-side internal flow channel 12 is opened at the center of the trap mounting seat 11, while the trap connection port 13 a of the outlet-side internal flow channel 13 is the inlet-side internal flow channel 12.
- the trap mounting seat 11 is opened in an annular groove structure centering on the trap connection port 12a.
- the gate valve 2 is disposed so as to open and close the inlet-side internal flow passage 12 in the connection block 10 and integrated with the connection block 10, and the operation part 2a of the inlet gate valve 2 is horizontal It is projected from the front surface of the connection block 10 in a diagonally forward direction in posture.
- the sensor 3 is inserted and attached to a sensor attachment portion 14 provided on the inlet side of the connection block 10.
- the sensor mounting portion 14 is formed on the lower surface portion of the connection block 10 so as to be disposed symmetrically on the upper surface portion of the connection block 10 with the dual purpose mounting opening 14a and the dual purpose mounting opening 14a.
- the dual purpose mounting ports 14a and 14b communicate with each other from the surface of the connection block 10 to the internal flow path 12 on the inlet side. Further, as shown in FIG. 4, the dual purpose mounting ports 14 a and 14 b are disposed at positions where the central axial centers p 2 of the dual purpose mounting ports 14 a and 14 b pass near the upstream side of the gate valve 2 in plan view.
- connection block 10 the steam trap 1, the gate valve 2, and the sensor 3 are configured to form a single steam trap unit, thereby simplifying the device structure. is there.
- the sensor 3 is inserted into the combined mounting port 14 a formed on the upper surface of the connection block 10, and the sheath pipe 15 (corresponding to a cover) for sensor mounting is inserted into the dual mounting port 14 a from above.
- the sensor 3 is attached to the sheath 15 for attachment to the sensor in such a manner that the sensor 3 is inserted from above.
- a double-use attachment port 14b in the lower surface of the connection block 10 is used as a blow-down valve attachment part, and a blow-down valve 16a is attached to the double-use attachment port 14b for opening the internal flow passage 12 on the inlet side to the atmosphere when necessary. .
- the combined mounting port 17a is formed on the upper surface of the connection block 10
- the dual purpose mounting port 17b is formed on the lower surface of the connection block 10 in a symmetrical arrangement with the upper surface 17a.
- the dual purpose mounting ports 17a and 17b communicate with each other from the surface of the connection block 10 to the internal flow path 13 on the outlet side.
- the dual purpose mounting port 17 a in the upper surface portion of the connection block 10 is closed by a plug or the like, and the blow-down valve 16 b is mounted on the dual purpose mounting port 17 b in the lower surface portion of the connecting block 10.
- the connecting block 10 is provided with a strainer 18 in an integrated state, and the strainer 18 is disposed between the gate valve 2 and the trap connection port 12 a in the inner flow passage 12 on the inlet side.
- the screen insertion / removal portion 18 a of the strainer 18 is disposed on the front surface of the connection block 10 at an outlet side of the gate valve 2.
- connection block 10 is turned upside down by rotation around the longitudinal axis p1 orthogonal to the pipes 5 and 6, and the position of the pipe connection port 10a on the inlet side and the position of the pipe connection port 10b on the outlet side are
- the configuration is such that the pipes 5 and 6 can be equipped even in the changed posture. For this reason, as shown in FIG. 5, even when the positional relationship between the pipes 5 and 6 shown in FIG. 3 is reversed to that shown in FIG.
- the fluid trap direction in the strainer 18 is changed to the pipe 5 while keeping the state where the steam trap 1 faces the back and the operation part 2a of the gate valve 2 faces the front. It is made to correspond to the fluid passage direction from.
- the steam trap 1 is also turned upside down by rotation around the longitudinal axis p1. It is attached to the trap mounting seat 11 of the connection block 10 in the state, thereby making the steam trap 1 in the same mounting posture as shown in FIG. It is linked to ten.
- the dual-purpose attachment port 14b on the inlet side of the lower surface of the connection block 10, which becomes a substantially upper surface by vertical inversion, is used as a sensor attachment part, and the sheath pipe 15 for sensor attachment is upward on the dual-purpose attachment port 14b on the inlet side.
- the sensor 3 is attached to the sheath tube 15 for mounting the sensor from above.
- the sheath tube 15 covers the surface of the sensor 3, deterioration of the sensor 3 due to contact with fluid (vapor or condensate) can be prevented.
- the combined use attachment port 17b on the outlet side of the lower surface portion of the connection block 10, which is a substantially upper surface portion, is closed by a plug or the like.
- the combined mounting openings 14a and 17a on the inlet and outlet sides of the upper surface of the connection block 10, which are substantially lower surfaces, are used as mounting parts for the blow-down valve, and are used on the combined mounting openings 14a and 17a on the inlet and outlet sides.
- the blow down valves 16a and 16b are attached.
- connection block 10 is installed on the pipes 5 and 6 in a posture in which the position of the pipe connection port 10a on the inlet side and the position of the pipe connection port 10b on the outlet side are reversed upside down It is possible to eliminate the need to manufacture two types of connection blocks in which the position of the inlet side pipe connection port 10a and the position of the outlet side pipe connection port 10b are exchanged from side to side. The cost of the apparatus can be reduced.
- connection block used in the steam trap monitoring system is, as shown in FIG. 6, in addition to the gate valve 2, the outlet side gate valve 19 for opening and closing the internal flow path 13 on the outlet side with respect to the connection block 10.
- the connection block 10 ' may be provided in an integrated state.
- the operation parts 2a and 19a of the inlet and outlet side partition valves 2 and 19 are mutually arranged in a V-shape in plan view to be separated from each other on the front side, and the connection block is directed diagonally forward in a horizontal attitude.
- the screen insertion / removal portion 18 a of the strainer 18 is provided on the front surface of the connection block 10 ′ between the inlet side gate valve 2 and the outlet side gate valve 19.
- the dual purpose mounting ports 17a and 17b on the outlet side are arranged such that the central axial centers of the dual purpose mounting ports 17a and 17b pass near the downstream side of the gate valve 19 in plan view.
- the other configuration is the same as that of the connection block 10, so the description will be omitted.
- connection block 10 ' is also turned upside down by rotation around the longitudinal axis p1 orthogonal to the pipes 5 and 6, and the position of the pipe connection port 10a on the inlet side and the position of the pipe connection port 10b on the outlet side are
- the configuration is such that the pipes 5 and 6 can be equipped even in the posture in which the right and left are replaced. For this reason, even when the positional relationship between the pipes 5 and 6 is reversed, the connection block 10 'is mounted on the pipes 5 and 6 while being turned upside down by rotation around the axial core p1.
- the fluid passing direction in the strainer 18 is made to coincide with the fluid passing direction from the piping 5 while keeping the state that the trap 1 faces the rear surface and the operation parts 2a, 19a of the gate valves 2, 19 face the front.
- the steam trap 1 is also around the longitudinal axis p1. Attached to the trap mounting seat 11 of the connection block 10 'in a state of being turned upside down by the rotation of the connector block 10', and the attachment mounting port 14b on the inlet side of the lower surface of the connection block 10 ' The steam trap 1 and the sensor 3 can be connected to the connection block 10 'in the same mounting posture by attaching the dual-purpose attachment port 14b on the inlet side of the lower surface as the part.
- the sensor 3 is an insertion portion 3a to the sensor attachment portion 14 including a vibration sensor and a temperature sensor (not shown), a communication portion 3b for transmitting detection information (temperature, vibration) to the analyzer 4, an insertion portion 3a and a communication portion 3b And a heat transfer pipe 3c connecting the two.
- the sensor 3 detects the vibration propagating in the vicinity of the steam trap 1 and the gate valve 2 and also detects the temperature in the vicinity of the steam trap 1 and the gate valve 2. Then, the detected detection information (temperature, vibration) is transmitted from the communication unit 3 b to the analyzer 4.
- the analyzer 4 analyzes both the functional state of the steam trap 1 and the functional state of the gate valve 2 based on the detection information transmitted from each sensor 3. However, in the steam trap monitoring system, the vapor trap 1 and partition With one sensor 3 for two of the valves 2, both the functional state of the steam trap 1 and the functional state of the gate valve 2 are analyzed.
- the vibration propagating in the vicinity of the steam trap 1 and the gate valve 2 detected by the vibration sensor of the sensor 3 mainly affects the functional state of the steam trap 1 (for example, The temperature in the vicinity of the steam trap 1 and the gate valve 2 detected by the temperature sensor of the sensor 3 reflects the temperature of the steam trap 1). There is.
- the gate valve 2 when the gate valve 2 is in the open state, it is judged that the steam trap 1 is clogged when the temperature detected by the temperature sensor of the sensor 3 is less than a certain temperature (ie, low temperature abnormality) It is judged that steam leak has occurred in the steam trap 1 when the vibration detected by the vibration sensor 3 is above a certain value, and the vibration sensor of the sensor 3 detects that the temperature detected by the temperature sensor of the sensor 3 is above a certain temperature It is determined that the steam trap 1 is normal when the vibration to be generated is less than a predetermined value. Thus, when the gate valve 2 is in the open state, the functional state of the steam trap 1 is analyzed.
- a certain temperature ie, low temperature abnormality
- the gate valve 2 when the gate valve 2 is in the closed state, the flow of steam into the steam trap 1 is stopped, so that vibration caused by the steam trap 1 does not occur, and the gate valve 2 is normally closed. Although vibration caused by the gate valve 2 does not occur, steam leakage occurs in the gate valve 2 if the gate valve 2 is not closed normally, and vibration caused by the steam leak is generated. Based on this, when the gate valve 2 is in the closed state, the functional state (whether or not the closing operation is normally performed) of the gate valve 2 is analyzed according to the presence or absence of vibration.
- the sensor 3 is installed in both the steam trap 1 and the gate valve 2 to perform both functional states.
- the number of required sensors is reduced as compared to the case of each analysis, thereby simplifying the device structure and reducing the device cost, and avoiding the communication failure due to the increase in the number of sensors.
- the sensor 3 when the steam trap 1 and the gate valve 2 are arranged at different locations through piping, position the sensor 3 at a position where analysis of the functional state of the steam trap 1 and the functional state of the gate valve 2 is possible.
- the sensor 3 by attaching the sensor 3 to the sensor attachment portion 14 formed in the connection block 10, the sensor 3 can be easily revealed in an arrangement close to the steam trap 1 and the gate valve 2 Therefore, the sensor 3 can accurately detect the vibration and temperature that reflect the functional state of the steam trap 1 and the gate valve 2, thereby accurately analyzing both the functional state of the steam trap 1 and the functional state of the gate valve 2 can do.
- FIGS. 7 to 10 show an example of a piping assembly apparatus, in which a plurality of sideways-oriented branch pipes (corresponding to piping) 21 are arranged in parallel and dispersed in the vertical direction, and in a vertical orientation.
- branch pipes 21 One end of each of the branch pipes 21 is connected to the main pipe 22 as a pipe header while being arranged symmetrically with respect to the main pipe 22 of FIG.
- the main pipe 22 is in the vertical posture (or substantially vertical posture), and the branch pipes 21 are arranged in the vertical direction (or substantially vertical direction) in parallel postures.
- each of the branch pipes 21 (that is, the end opposite to the connection-side end with respect to the main pipe 2) is connected to the pipe line 23 for introducing the condensate having steam mixed therein, such as the condensate discharge path of the steam using device.
- each of the branch pipes 21 is equipped with a connection block 10 'comprising a steam trap 1, sluice valves 2, 19 and a sensor 3.
- the steam is blocked by the steam trap 1 to block only the condensate from collecting in the main pipe 22.
- Condensed water collected at 22 is returned from the upper end of the main pipe 22 to the boiler or the like through the return path 24.
- a blow valve 25 is connected to the lower end of the main pipe 22, and when necessary for maintenance or the like, the blow valve 25 is opened to open the inside of the main pipe 22 to the atmosphere.
- the trunk pipe 22 is connected to a column 26 standing on the floor, and the entire apparatus including the branch pipe 21 and the connection block 10 'is supported by the column 26.
- connection block 10 ' can be attached to the branch pipe 21 even in a posture inverted up and down by rotation around the forward and backward direction axial core p1 orthogonal to the branch pipe 21.
- the connection block 10 'disposed on the right side (the right side) of the trunk pipe 22 is vertically inverted by rotation around the longitudinal axis p1 on the basis of the connection block 10' disposed on the Is directed to the rear surface and while the gate valves 2 and 19 are directed to the front, the branch pipe 21 is equipped with the position of the inlet side pipe connection port 10a and the position of the outlet side pipe connection port 10b being interchanged .
- connection block 10 'on the left side and the connection block 10' on the right side can be shared with each other while adopting the same installation form, thereby connecting the connection block 10 'on the right side and the left side specification.
- the cost of the apparatus can be reduced as compared to manufacturing the blocks 10 'separately.
- the upper connection block 10 ' provided on the upper branch pipe 21 among the branch pipes 21 vertically adjacent to each other for all the branch pipes 21 aligned vertically in the horizontal orientation parallel to each other is the lower connection block provided on the lower branch pipe 21
- the branch pipe 21 is provided at a position shifted toward the trunk pipe 22 with respect to 10 ', whereby the sensor 3 mounted on the branch pipe 21 of the upper stage (that is, on the substantially upper surface portion of the upper stage connection block 10')
- the sensor 3) to be attached is from the position directly above the lower sensor 3 (that is, the sensor 3 attached to the substantial upper surface of the lower connection block 10 ') mounted on the lower branch pipe 21 toward the main pipe 22 in the branch pipe longitudinal direction
- the upper branch pipe 21 is equipped in a retracted position.
- the column of the sensors 3 attached to the left connection block 10 'and the column of the sensors 3 attached to the right connection block 10' respectively form a part of each oblique side of the isosceles triangle in front view
- mounting the sensors 3 and wiring connections to the sensors 3 are provided by mounting the sensors 3 on the upper stage in a configuration in which the sensors 3 on the upper stage are retracted from directly above the sensor 3 in the lower stage. This makes it easy to reduce the distance between the upper and lower branch pipes 21 and to miniaturize the entire apparatus in the height direction.
- the electric conduit 3c of the sensor 3 attached to each connection block 10 ' is bent backward to avoid interference with the upper branch pipe 21.
- the sensor 3 detects the vibration propagating near the steam trap 1 and the gate valve 2 and also detects the temperature near the steam trap 1 and the gate valve 2. Then, the detected detection information (temperature, vibration) is transmitted from the communication unit 3b to the analysis device (not shown), and the analysis device generates a vapor trap in each connection block 10 'based on the detection information transmitted from each sensor 3 Both the functional state of 1 and the functional state of the gate valve 2 are analyzed.
- both the functional state of the steam trap 1 and the functional state of the gate valve 2 are analyzed.
- the number of necessary sensors is reduced as compared with providing the sensor 3 for each of the steam trap 1 and the gate valve 2.
- the device configuration is simplified.
- the trunk pipe 22 is formed by joining a plurality of unit trunk pipes 22a, and in each unit trunk pipe 22a, a pair of left and right branch pipe connection ports 27 are formed vertically at predetermined intervals, and these branch pipe connection ports 27 are formed.
- the mounting seat 28 of the gate valve which opens and closes separately is formed.
- the partition valve is not attached to these mounting seats 28, and the valve body insertion port formed in the mounting seat 28 is closed by the lid 28a.
- the detection information detected by the sensor 3 is transmitted from the communication unit 3 b to the analyzer 4 which is a device separate from the sensor 3, and the analyzer 4 detects the information transmitted from each sensor 3
- the analyzer 4 detects the information transmitted from each sensor 3
- the sensor 3 may be equipped with a notification unit or the like for reporting the analysis result by the analyzer to the surroundings of the sensor 3 or by transmitting the analysis result by the analyzer to the host computer.
- detection information of each sensor 3 is individually transmitted from the communication unit 3b to the analysis device 4 is shown, but instead, detection information of each sensor 3 is detected as shown in FIG.
- a common monitoring unit 30, which centrally processes the signals, at a suitable position such as the upper end of the trunk pipe 22, and transmits to the common monitoring unit 30 wirelessly the detection information of each sensor 3 to the analysis device 4;
- An analysis unit or the like that analyzes the functional state of the steam trap 1 and the functional state of the gate valve 2 in each connection block 10 ′ may be provided based on the detection information of each sensor 3.
- connection block 10 provided with the inlet side and outlet side partition valves 2 and 19 is shown, but instead, as shown in FIG.
- the gate valve 29 may be attached to the mounting seat 28 of the gate valve in the main pipe 22 instead of the gate valve 19 on the outlet side.
- the senor 3 includes the vibration sensor and the temperature sensor.
- the present invention is not limited thereto, and the functional state of the steam trap and the functional state of the gate valve can be analyzed. Any kind of sensor such as a pressure sensor or an acoustic sensor may be provided, and one having only one type of sensor or three or more types of sensors may be provided.
- connection block 10, the steam trap 1, the gate valve 2 and the sensor 3 are configured to form a single unit, or the connection block 10 'and the steam trap 1
- the gate valves 2 and 19 and the sensor 3 are configured to form a single unit, the present invention is not limited to this, and the steam trap 1 and the gate valves 2 and 19 are separately equipped in piping, and
- the sensor 3 may be installed at an appropriate location in the vicinity of the gate valve 2 so that the functional state of the steam trap and the functional state of the gate valve may be analyzed from the detection information of the sensor 3.
- the combined attachment openings 14a and 14b on the inlet side of the connection block 10 and 10 ' communicate with the inlet-side internal flow passage 12 of the connection block 10 and 10';
- 15 shows the structure which prevents degradation of the sensor 3 by contacting with a fluid by covering the surface of the sensor 3, it is not limited to this,
- the combination attachment port 14a, 14b is said from the surface of a connection block.
- the two devices of the steam trap and the gate valve which are the gist of the present disclosure, deviate from analysis of both the functional state of the steam trap and the functional state of the gate valve with one sensor. Therefore, as described in the reference example, as shown in FIG. 14, with respect to the connection block 10 ′ having the inlet and outlet side dividing valves 2 and 19, the sensor 3 is used with the dual purpose mounting port 14 a and 14 b as the sensor mounting portion 14.
- the sensor 3 is also conceivable to mount the sensor 3 on the dual purpose mounting ports 17a and 17b (in FIG. 14, the dual purpose mounting port 17a) using the dual purpose mounting ports 17a and 17b as sensor mounting portions. It is also conceivable to attach the sensor 3 also to the dual purpose mounting ports 17a and 17b by using the dual purpose mounting ports 17a and 17b as a sensor mounting portion also to the connection block 10 having only the inlet side partition valve 2.
- the two sensors 3 on the upstream side and the downstream side take an average of the vibrations detected by both sensors 3 and so on. Vibration can be detected more accurately.
- a phenomenon occurs in which the temperatures on the upstream side and the downstream side of the steam trap 1 become almost the same.
- two sensors 3 on the upstream side and the downstream side Since both temperatures can be detected by this method, it is possible to detect the occurrence of steam leakage of steam trap 1 by the temperature difference between the temperatures detected by both, thereby diagnosing the steam leakage of steam trap 1 from both vibration and temperature. It is possible to analyze the functional state of the steam trap more accurately.
- connection block 10 which becomes the substantial upper surface portion by the upside down also for the sensor 3
- the sensor 3 is mounted on the dual-purpose mounting ports 17a and 17b by attaching the dual-purpose mounting port 17b on the outlet side of the lower surface portion with the dual-purpose mounting port 17b on the outlet side of the lower surface portion as' sensor mounting portion It can be connected to the connection block 10 'in a posture.
- the steam trap monitoring system according to the present disclosure can be used in various applications in various fields where monitoring of a steam trap and a gate valve is required.
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- Indication Of The Valve Opening Or Closing Status (AREA)
- Photoreceptors In Electrophotography (AREA)
Abstract
Description
蒸気トラップと、前記蒸気トラップの上流側に位置し前記蒸気トラップへの流路を開閉する仕切弁と、1又は2以上の物理量を検出するセンサと、前記センサからの検出情報を分析する分析部と、を備え、
前記分析部は、単一の前記センサの検出情報に基づいて、前記蒸気トラップの機能状態と前記仕切弁の機能状態との両方を分析する構成にしてある。
前記上下反転を行って前記配管に装備した前記接続ブロックについては、前記ブローダウン弁を前記上面側センサ取付部に取り付けてあると好適である。
複数の横向き姿勢の支管を上下方向に分散させた並列配置状態で縦姿勢の幹管に接続してある配管集合装置であって、
前記支管夫々に対し上記したいずれかの蒸気トラップ監視システムを適用してある。
蒸気トラップと、互いに背反する向きに開口する入口側及び出口側の配管接続口を形成した接続ブロックと、蒸気トラップへの流路を開閉する仕切弁と、1又は2以上の物理量を検出するセンサと、を備え、
前記蒸気トラップは、前記接続ブロックに形成した入口側及び出口側の内部流路を通じて前記入口側及び出口側の配管接続口に連通する状態で前記接続ブロックと連結され、
前記仕切弁は、前記接続ブロックに形成した入口側の内部流路を開閉可能な状態で、前記接続ブロックに設けられ、
前記センサは、前記蒸気トラップの上流側に位置する状態で、前記接続ブロックに設けられている。
本開示に係る蒸気トラップ監視システムは、次に示すような配管集合装置にも好適に使用できる。図7~図10は配管集合装置の一例を示し、この配管集合装置20では、複数の横向き姿勢の支管(配管に相当)21を上下方向に分散させた並列配置状態にして、かつ、縦姿勢の幹管22に対して左右対称に配置した状態で、それら支管21夫々の一端を配管ヘッダとしての幹管22に接続してある。
次に、本開示の別実施形態を列記する。
なお、本開示の趣旨である、蒸気トラップ及び仕切弁の2つの装置に対し1つのセンサでもって蒸気トラップの機能状態と仕切弁の機能状態との両方を分析することからは外れたものとなるため、参考例として述べるが、図14に示すように、入口側及び出口側の仕切弁2,19を有する接続ブロック10´に対し、兼用取付口14a,14bをセンサ取付部14としてセンサ3を取り付けるのに加え、さらに、兼用取付口17a,17bをセンサ取付部として兼用取付口17a,17b(図14では兼用取付口17a)にセンサ3を取り付けることも考えられる。なお、入口側の仕切弁2のみを有する接続ブロック10に対しても、兼用取付口17a,17bをセンサ取付部として兼用取付口17a,17bにもセンサ3を取り付けることも考えられる。
2,19 仕切弁
2a,19a 操作部
3 センサ
4 分析装置(分析部)
5,6 配管
10,10´ 接続ブロック
10a 入口側の配管接続口
10b 出口側の配管接続口
12 入口側の内部流路
13 出口側の内部流路
14 センサ取付部
14a 兼用取付口(上面側センサ取付部)
14b 兼用取付口(下面側センサ取付部)
15 鞘管(カバー)
16a,16b ブローダウン弁
20 配管集合装置
p1 前後向き軸芯
Claims (12)
- 蒸気トラップと、前記蒸気トラップの上流側に位置し前記蒸気トラップへの流路を開閉する仕切弁と、1又は2以上の物理量を検出するセンサと、前記センサからの検出情報を分析する分析部と、を備え、
前記分析部は、単一の前記センサの検出情報に基づいて、前記蒸気トラップの機能状態と前記仕切弁の機能状態との両方を分析する構成にしてある蒸気トラップ監視システム。 - 前記センサは、前記蒸気トラップ及び前記仕切弁の近傍に伝播する振動を検出する振動センサを含む請求項1に記載の蒸気トラップ監視システム。
- 前記センサは、さらに温度センサを含む請求項2に記載の蒸気トラップ監視システム。
- 前記蒸気トラップを、互いに背反する向きに開口する入口側及び出口側の配管接続口を形成した接続ブロックに、この接続ブロックに形成した入口側及び出口側の内部流路を通じて前記入口側及び出口側の配管接続口に連通する状態で連結し、
前記仕切弁を、前記接続ブロックに形成した入口側の内部流路を開閉可能な状態で、前記接続ブロックに設け、
前記センサを、前記蒸気トラップの上流側に位置する状態で、前記接続ブロックに設け、
前記接続ブロックと前記蒸気トラップと前記仕切弁と前記センサとが単一のユニットを形成する構成にしてある請求項1~3のいずれか1項に記載の蒸気トラップ監視システム。 - 前記接続ブロックは、装備する配管に対して直交する前後向き軸芯周りでの回転により上下反転させて前記入口側配管接続口の位置と前記出口側配管接続口の位置とを左右入れ換えた姿勢で前記配管に装備することが可能な構成にし、
前記仕切弁の操作部は、前記接続ブロックの前面部に設けてあり、
前記センサを挿入して取り付けるセンサ取付部であって、前記接続ブロックの上面部の上面側センサ取付部と前記接続ブロックの下面部の下面側センサ取付部とからなるセンサ取付部を、前記接続ブロックにおける前記蒸気トラップの上流側に設け、
前記上下反転を行わずに前記配管に装備した前記接続ブロックについては、前記センサを前記上面側センサ取付部に取り付け、
前記上下反転を行って前記配管に装備した前記接続ブロックについては、前記センサを前記下面側センサ取付部に取り付ける請求項4に記載の蒸気トラップ監視システム。 - 前記センサ取付部は、前記接続ブロックの表面から前記接続ブロックの内部流路まで連通する構成にし、
前記センサの前記センサ取付部への挿通部にはカバーを設け、
挿入した前記センサが前記接続ブロックの内部流路を流れる流体とは非接触の状態にしてある請求項5に記載の蒸気トラップ監視システム。 - 前記上下反転を行わずに前記配管に装備した前記接続ブロックについては、前記接続ブロックの内部を大気開放するブローダウン弁を前記下面側センサ取付部に取り付け、
前記上下反転を行って前記配管に装備した前記接続ブロックについては、前記ブローダウン弁を前記上面側センサ取付部に取り付けてある請求項6記載の蒸気トラップ監視システム。 - 前記センサ取付部は、前記接続ブロックの表面から前記接続ブロックの内部流路まで連通しない構成にし、挿入した前記センサが前記接続ブロックの内部流路を流れる流体とは非接触の状態にしてある請求項5に記載の蒸気トラップ監視システム。
- 前記仕切弁に加え、前記蒸気トラップの下流側に位置し前記蒸気トラップへの流路を開閉する出口側仕切弁を設けてある請求項1~8のいずれか1項に記載の蒸気トラップ監視システム。
- 複数の横向き姿勢の支管を上下方向に分散させた並列配置状態で縦姿勢の幹管に接続してある配管集合装置であって、
前記支管夫々に対し請求項1~9のいずれか1項に記載の蒸気トラップ監視システムを適用した配管集合装置。 - 蒸気トラップと、互いに背反する向きに開口する入口側及び出口側の配管接続口を形成した接続ブロックと、蒸気トラップへの流路を開閉する仕切弁と、1又は2以上の物理量を検出するセンサと、を備え、
前記蒸気トラップは、前記接続ブロックに形成した入口側及び出口側の内部流路を通じて前記入口側及び出口側の配管接続口に連通する状態で前記接続ブロックと連結され、
前記仕切弁は、前記接続ブロックに形成した入口側の内部流路を開閉可能な状態で、前記接続ブロックに設けられ、
前記センサは、前記蒸気トラップの上流側に位置する状態で、前記接続ブロックに設けられている蒸気トラップユニット。 - 前記接続ブロックは、装備する配管に対して直交する前後向き軸芯周りでの回転により上下反転させて前記入口側配管接続口の位置と前記出口側配管接続口の位置とを左右入れ換えた姿勢で前記配管に装備することが可能な構成にし、
前記仕切弁の操作部は、前記接続ブロックの前面部に設けてあり、
前記センサを挿入して取り付けるセンサ取付部であって、前記接続ブロックの上面部の上面側センサ取付部と前記接続ブロックの下面部の下面側センサ取付部とからなるセンサ取付部を、前記接続ブロックにおける前記蒸気トラップの上流側に設け、
前記上下反転を行わずに前記配管に装備した前記接続ブロックについては、前記センサを前記上面側センサ取付部に取り付け、
前記上下反転を行って前記配管に装備した前記接続ブロックについては、前記センサを前記下面側センサ取付部に取り付ける請求項11に記載の蒸気トラップユニット。
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US15/517,743 US10605408B2 (en) | 2014-10-10 | 2015-07-28 | Steam trap monitoring system, pipe collection device, and steam trap unit |
ES15849710T ES2743907T3 (es) | 2014-10-10 | 2015-07-28 | Sistema de control de un purgador de vapor, dispositivo de recolección de tuberías y unidad de purga de vapor |
EP19165154.6A EP3521683B1 (en) | 2014-10-10 | 2015-07-28 | Steam trap unit |
JP2015562990A JP6035436B2 (ja) | 2014-10-10 | 2015-07-28 | 蒸気トラップ監視システム、配管集合装置、及び、蒸気トラップユニット |
MYPI2017701221A MY184274A (en) | 2014-10-10 | 2015-07-28 | Steam trap monitoring system, pipe collection device, and steam trap unit |
EP15849710.7A EP3205923B1 (en) | 2014-10-10 | 2015-07-28 | Steam trap monitoring system, pipe collection device, and steam trap unit |
SG11201702876SA SG11201702876SA (en) | 2014-10-10 | 2015-07-28 | Steam trap monitoring system, pipe collection device, and steam trap unit |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US10667023B2 (en) | 2015-05-21 | 2020-05-26 | Armstrong International, Inc. | Steam/hot water monitoring and control system |
JPWO2020066197A1 (ja) * | 2018-09-27 | 2021-01-07 | 株式会社テイエルブイ | 稼働コスト評価方法および稼働コスト評価プログラム |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20210247075A1 (en) * | 2018-02-05 | 2021-08-12 | Alto-Shaam, Inc. | Steam Generation and Drain System for Modular Oven |
US10986843B2 (en) * | 2018-02-05 | 2021-04-27 | Alto-Shaam, Inc. | Combination drain system for multizone oven |
US11460152B2 (en) | 2019-12-10 | 2022-10-04 | Armstrong International, Inc. | Steam trap and valve assembly station |
DE102022101585A1 (de) | 2022-01-24 | 2023-07-27 | Gestra Ag | Regelarmatur mit einer Sensorvorrichtung |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04111998U (ja) * | 1991-03-15 | 1992-09-29 | 東洋エンジニアリング株式会社 | スチームトラツプ |
JPH1137391A (ja) * | 1997-07-15 | 1999-02-12 | Tlv Co Ltd | トラップ及びバルブの診断装置 |
JP2011060269A (ja) * | 2009-08-12 | 2011-03-24 | Tlv Co Ltd | 弁類の作動状態監視装置 |
US20110316707A1 (en) * | 2010-06-28 | 2011-12-29 | Armstrong Global Holdings, Inc. | Remote monitoring system for multiple steam traps |
JP2012127432A (ja) * | 2010-12-15 | 2012-07-05 | Tlv Co Ltd | 弁類の作動状態検出装置 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62212542A (ja) | 1986-03-14 | 1987-09-18 | Tlv Co Ltd | 蒸気漏洩量測定装置 |
JPH01137391A (ja) | 1987-11-25 | 1989-05-30 | Sanyo Electric Co Ltd | 硬貨処理装置 |
JPH0735880B2 (ja) | 1988-02-15 | 1995-04-19 | 株式会社テイエルブイ | スチームトラップの無線遠隔作動判定装置 |
JP2815625B2 (ja) | 1989-09-25 | 1998-10-27 | 財団法人電力中央研究所 | 弁内部リークの検出方法 |
US5579805A (en) * | 1995-06-09 | 1996-12-03 | Alain; Jean-Claude Cruchet | Valve assembly for a steam-distribution installation in which the condensates are returned |
GB2302722B (en) | 1995-06-29 | 1999-03-31 | Spirax Sarco Ltd | Equipment comprising a condensate trap |
JP3924038B2 (ja) * | 1997-03-14 | 2007-06-06 | 株式会社テイエルブイ | スチ―ムトラップの作動状態評価方法 |
US5881766A (en) * | 1997-06-06 | 1999-03-16 | Armstrong International, Inc. | Manifold and station for mounting steam/condensate responsive devices in a condensate return line |
US5947145A (en) * | 1997-06-06 | 1999-09-07 | Armstrong International, Inc. | Combination steam trap and flow valve assembly |
JPH1139030A (ja) | 1997-07-15 | 1999-02-12 | Tlv Co Ltd | 設備管理装置及び設備管理プログラムを記録したコンピュータ読み取り可能な記録媒体 |
US7246036B2 (en) * | 2004-12-08 | 2007-07-17 | Armstrong International, Inc. | Remote monitor for steam traps |
JP4990204B2 (ja) * | 2008-03-24 | 2012-08-01 | 株式会社神戸製鋼所 | 発電システム及び発電システムの制御方法 |
GB0807000D0 (en) | 2008-04-17 | 2008-05-21 | Hydralogical Ip Ltd | Improvements in and relating to steam wastage measurement and management |
US8573250B1 (en) | 2009-09-01 | 2013-11-05 | Spirax Sarco, Inc. | Steam trap with integrated temperature sensors |
US9995486B2 (en) * | 2011-12-15 | 2018-06-12 | Honeywell International Inc. | Gas valve with high/low gas pressure detection |
US9157829B2 (en) * | 2011-12-30 | 2015-10-13 | Spirax-Sarco Limited | Apparatus and method for monitoring a steam plant |
-
2015
- 2015-07-28 WO PCT/JP2015/071344 patent/WO2016056292A1/ja active Application Filing
- 2015-07-28 MY MYPI2017701221A patent/MY184274A/en unknown
- 2015-07-28 JP JP2015562990A patent/JP6035436B2/ja active Active
- 2015-07-28 SG SG11201702876SA patent/SG11201702876SA/en unknown
- 2015-07-28 SG SG10201907790Q patent/SG10201907790QA/en unknown
- 2015-07-28 EP EP15849710.7A patent/EP3205923B1/en active Active
- 2015-07-28 ES ES15849710T patent/ES2743907T3/es active Active
- 2015-07-28 ES ES19165154T patent/ES2870136T3/es active Active
- 2015-07-28 US US15/517,743 patent/US10605408B2/en active Active
- 2015-07-28 EP EP19165154.6A patent/EP3521683B1/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04111998U (ja) * | 1991-03-15 | 1992-09-29 | 東洋エンジニアリング株式会社 | スチームトラツプ |
JPH1137391A (ja) * | 1997-07-15 | 1999-02-12 | Tlv Co Ltd | トラップ及びバルブの診断装置 |
JP2011060269A (ja) * | 2009-08-12 | 2011-03-24 | Tlv Co Ltd | 弁類の作動状態監視装置 |
US20110316707A1 (en) * | 2010-06-28 | 2011-12-29 | Armstrong Global Holdings, Inc. | Remote monitoring system for multiple steam traps |
JP2012127432A (ja) * | 2010-12-15 | 2012-07-05 | Tlv Co Ltd | 弁類の作動状態検出装置 |
Non-Patent Citations (1)
Title |
---|
See also references of EP3205923A4 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10667023B2 (en) | 2015-05-21 | 2020-05-26 | Armstrong International, Inc. | Steam/hot water monitoring and control system |
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 |
JPWO2020066197A1 (ja) * | 2018-09-27 | 2021-01-07 | 株式会社テイエルブイ | 稼働コスト評価方法および稼働コスト評価プログラム |
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ES2743907T3 (es) | 2020-02-21 |
MY184274A (en) | 2021-03-30 |
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ES2870136T3 (es) | 2021-10-26 |
US20170299117A1 (en) | 2017-10-19 |
EP3521683B1 (en) | 2021-02-17 |
JP6035436B2 (ja) | 2016-11-30 |
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