CN113339688A - Drain valve leakage monitoring system and method thereof - Google Patents
Drain valve leakage monitoring system and method thereof Download PDFInfo
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- CN113339688A CN113339688A CN202110615652.6A CN202110615652A CN113339688A CN 113339688 A CN113339688 A CN 113339688A CN 202110615652 A CN202110615652 A CN 202110615652A CN 113339688 A CN113339688 A CN 113339688A
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- drain valve
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- detector
- thermal imaging
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000002159 abnormal effect Effects 0.000 claims abstract description 45
- 238000001931 thermography Methods 0.000 claims abstract description 30
- 238000012546 transfer Methods 0.000 claims abstract description 17
- 239000000523 sample Substances 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 claims description 12
- 239000011521 glass Substances 0.000 claims description 8
- 238000011895 specific detection Methods 0.000 abstract description 2
- 101100204059 Caenorhabditis elegans trap-2 gene Proteins 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 239000007789 gas Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000002618 waking effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses a drain valve leakage monitoring system and method, which comprises a steam delivery pipe, a transfer controller and a server, wherein the body of the steam delivery pipe is provided with a drain valve, the transfer controller is connected with a thermal imaging temperature detector, an ultrasonic detector and a signal emitter through leads, probes of the thermal imaging temperature detector and the ultrasonic detector point to the drain valve, the signal emitter is connected with the server through a wireless network, the transfer controller comprises an abnormal data module and a wake-up control module, the thermal imaging temperature detector and the ultrasonic detector are combined with each other, the thermal imaging temperature detector is used for preliminary judgment, when the thermal imaging temperature detector detects that the temperature of the drain valve is abnormal, the ultrasonic detector is used for specific detection, thereby avoiding the long-time ultrasonic impact on the drain valve with the ultrasonic detector.
Description
Technical Field
The invention relates to the technical field of monitoring systems, in particular to a drain valve leakage monitoring system and a method thereof.
Background
The steam trap, called as a trap for short, has the function of automatically discharging non-condensable gases such as steam condensate and air in heating equipment or a steam pipeline without leaking steam. The leakage of the steam trap can lead to a large amount of steam waste, so that the processing cost of a factory is increased, the pressure in a condensed water pipeline can be increased by the leaked steam, the working performance of other equipment is influenced, and the invisible steam leakage can corrode the equipment. Steam trap leaks and leads to equipment ponding, can cause the following problem: inaccurate temperature control; affecting the quality of the product; reducing heat output; water hammer damages equipment and the like, so in operation the trap must be leak monitored to avoid leakage of steam from the trap.
The existing drain valve leakage monitoring system comprises a thermal imager temperature monitoring system and an ultrasonic monitoring system, high-temperature condensed water can be flashed into steam when entering a low-pressure pipeline, the temperature of the flashed steam is almost the same as that of the leaked raw steam, so that the difference between steam leakage and conventional condensed water discharge cannot be checked in temperature check, and the ultrasonic monitoring system can identify the steam leakage and the conventional condensed water discharge, but the ultrasonic monitoring system not only can increase the use cost after being used for a long time, but also can accelerate the aging of the drain valve due to the uninterrupted impact of ultrasonic waves, and further can reduce the service life of the drain valve.
Disclosure of Invention
The invention aims to provide a drain valve leakage monitoring system and a method thereof, which aim to solve the problem that the existing drain valve leakage monitoring system in the background art cannot well monitor the drain valve leakage.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a drain valve leakage monitoring system, includes steam delivery pipe, transfer controller and server, install the drain valve on steam delivery pipe's the body, the transfer controller is connected with thermal imaging thermodetector, ultrasonic detector and signal transmitter through the wire, thermal imaging thermodetector and ultrasonic detector's probe all points to the drain valve, signal transmitter passes through the wireless network and is connected with the server, include abnormal data module and awaken control module in the transfer controller, abnormal data module is used for confirming whether the temperature that thermal imaging thermodetector detected is normal, awaken control module and be used for awakening up ultrasonic detector and send the ultrasonic wave and carry out ultrasonic detection.
Preferably, the steam delivery pipe body is provided with a sight glass, and the sight glass is positioned at the lower side of the drain valve.
Preferably, the transit controller further comprises a timing module, and the timing module is responsible for recording the duration of the abnormal data detected by the constant data module.
Preferably, the exhaust port of the trap is disposed on the right side of the trap, and the thermal imaging temperature detector and the ultrasonic detector are both on the left side of the trap.
A monitoring method of a drain valve leakage monitoring system comprises the following steps:
the method comprises the following steps: opening a thermal imaging temperature detector, detecting the temperature of the drain valve by the thermal imaging temperature detector, transmitting an abnormal signal to a transit controller by the thermal imaging temperature detector when the detected temperature is abnormal, and controlling an ultrasonic detector to emit ultrasonic waves by the transit controller to perform ultrasonic detection on the drain valve;
step two: the ultrasonic detector transmits the detected signal to the transit controller, and the transit controller transmits the signal to the server through the signal transmitter;
step three: the server determines whether the trap is leaking based on the communicated signal.
Preferably, the time of a single ultrasonic wave sent by the ultrasonic detector does not exceed 90s, and when the data of the single detection is insufficient to determine whether the trap is leaked or not, after an interval of 60s, the ultrasonic detector sends the ultrasonic wave again for detection.
Preferably, after the abnormal data module of the transfer controller detects the abnormal data, the timing module starts to record the time of the abnormal data, and when the time of the abnormal data is greater than 1min, the wake-up control module starts to wake up the ultrasonic detector to send out ultrasonic waves to perform ultrasonic detection on the drain valve.
Preferably, after the abnormal data module of the transfer controller detects the abnormal data, the numerical value change of the abnormal data is judged, when the generated abnormal data is not reduced within 1min, the wakeup control module starts to perform wakeup work, and when the generated abnormal data is gradually reduced within 1min, the wakeup control module starts to perform wakeup work after 2 min.
Compared with the prior art, the invention has the beneficial effects that:
the invention combines the thermal imaging temperature detector and the ultrasonic detector, uses the thermal imaging temperature detector to carry out preliminary judgment, and carries out specific detection through the ultrasonic detector when the thermal imaging temperature detector detects that the temperature of the drain valve is abnormal, thereby avoiding carrying out ultrasonic impact on the drain valve for a long time with the ultrasonic detector.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a block diagram of the present invention.
In the figure: the system comprises a steam delivery pipe 1, a drain valve 2, a thermal imaging temperature detector 3, an ultrasonic detector 4, a transit controller 5, a signal emitter 6, a server 7 and a sight glass 8.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
referring to fig. 1-2, the present invention provides a technical solution: a drain valve leakage monitoring system comprises a steam delivery pipe 1, a transfer controller 5 and a server 7, a drain valve 2 is installed on the body of the steam delivery pipe 1, the transfer controller 5 is connected with a thermal imaging temperature detector 3, an ultrasonic detector 4 and a signal emitter 6 through leads, probes of the thermal imaging temperature detector 3 and the ultrasonic detector 4 are all directed to the drain valve 2, the signal emitter 6 is connected with the server 7 through a wireless network, the transfer controller 5 comprises an abnormal data module and a wake-up control module, the abnormal data module is used for determining whether the temperature detected by the thermal imaging temperature detector 3 is normal or not, the wake-up control module is used for waking up the ultrasonic detector 4 to send ultrasonic waves for ultrasonic detection, when condensate water passes through the drain valve 2, sound and vibration can be generated when the drain valve 2 is opened and closed, when the drain valve 2 does not work normally any more, the sound changes, and it can be confirmed whether the trap 2 is leaking or working normally.
Install sight glass 8 on steam conveying pipe 1's the body, sight glass 8 is located the downside of trap 2, can the state of manual observation comdenstion water when steam leakage through sight glass 8, when the comdenstion water is in the rotation state and when not stopping, then indicates that trap 2 takes place to reveal.
The transit controller 5 further comprises a timing module, and the timing module is responsible for recording the duration of the abnormal data detected by the constant data module.
The gas vent setting of trap 2 is on the right side of trap 2, and during the normal emission flash steam, the flash steam can be discharged from 2 right sides of trap, and thermal imaging thermodetector 3 and ultrasonic detector 4 all cause the corruption in the left side of trap 2, can avoid flash steam to temperature detector 3 and ultrasonic detector 4.
A monitoring method of a drain valve leakage monitoring system comprises the following steps:
the method comprises the following steps: the thermal imaging temperature detector 3 is opened, the thermal imaging temperature detector 3 detects the temperature of the drain valve 2, when the detected temperature is abnormal, the thermal imaging temperature detector 3 transmits an abnormal signal to the transit controller 5, and then the transit controller 5 controls the ultrasonic detector 4 to emit ultrasonic waves to perform ultrasonic detection on the drain valve 2;
step two: the ultrasonic detector 4 transmits the detected signal to the transit controller 5, and the transit controller 5 transmits the signal to the server 7 through the signal transmitter 6;
step three: the server 7 determines whether the drain valve 2 leaks according to the transmitted signal, and the server 7 can be connected with an external display and an alarm, so that the server can know that the drain valve 2 leaks in time.
After the abnormal data module of the transit controller 5 detects the abnormal data, the timing module starts to record the time generated by the abnormal data, and when the time generated by the abnormal data is more than 1min, the awakening control module starts to awaken the ultrasonic detector 4 to send ultrasonic waves to carry out ultrasonic detection on the drain valve 2, so that the ultrasonic detector 4 also works when flash steam is prevented from being normally discharged.
After the abnormal data module of the transfer controller 5 detects the abnormal data, the numerical value change of the abnormal data is judged, when the generated abnormal data is not reduced within 1min, the awakening control module starts to awaken, when the generated abnormal data is gradually reduced within 1min, after 2min, the awakening control module starts to awaken, when the flash steam is normally discharged, the flash steam amount is gradually reduced along with the lapse of time, at the moment, the temperature of the drain valve 2 also starts to be reduced, and the temperature of the drain valve 2 is reduced, which means that the flash steam is normally discharged, so that the awakening control module starts to work after being pushed, unnecessary work of the ultrasonic detector 4 can be avoided, when the generated steam is leaked, when the leakage amount is not changed, the temperature of the drain valve 2 cannot be reduced.
While there have been shown and described the fundamental principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A steam trap leakage monitoring system comprises a steam delivery pipe (1), a transfer controller (5) and a server (7), and is characterized in that: install trap (2) on the body of steam delivery pipe (1), transfer controller (5) are connected with thermal imaging thermodetector (3), ultrasonic detector (4) and signal transmitter (6) through the wire, the equal directional trap (2) of probe of thermal imaging thermodetector (3) and ultrasonic detector (4), signal transmitter (6) are connected with server (7) through the wireless network, include abnormal data module and awakening control module in transfer controller (5), abnormal data module is used for confirming whether the temperature that thermal imaging thermodetector (3) detected is normal, awakening control module is used for awakening ultrasonic detector (4) and sends the ultrasonic wave and carry out ultrasonic detection.
2. The system of claim 1, wherein the trap leak monitor system comprises: install sight glass (8) on the body of steam conveying pipe (1), sight glass (8) are located the downside of trap (2).
3. The system of claim 1, wherein the trap leak monitor system comprises: the transit controller (5) also comprises a timing module which is responsible for recording the time length of the abnormal data detected by the constant data module.
4. The system of claim 1, wherein the trap leak monitor system comprises: the exhaust port of the drain valve (2) is arranged on the right side of the drain valve (2), and the thermal imaging temperature detector (3) and the ultrasonic detector (4) are both arranged on the left side of the drain valve (2).
5. A method of monitoring a system for monitoring leakage from a trap as claimed in any of claims 1-4, characterized by: the monitoring method of the drain valve leakage monitoring system comprises the following steps:
the method comprises the following steps: the thermal imaging temperature detector (3) is opened, the thermal imaging temperature detector (3) detects the temperature of the drain valve (2), when the detected temperature is abnormal, the thermal imaging temperature detector (3) transmits an abnormal signal to the transit controller (5), and then the transit controller (5) controls the ultrasonic detector (4) to send ultrasonic waves to perform ultrasonic detection on the drain valve (2);
step two: the ultrasonic detector (4) transmits the detected signal to the transit controller (5), and the transit controller (5) transmits the signal to the server (7) through the signal transmitter (6);
step three: the server (7) determines whether the trap (2) is leaking according to the transmitted signal.
6. The method of claim 5, wherein the monitoring comprises: the time of sending ultrasonic waves by the ultrasonic detector (4) once is not more than 90s, and when the data detected once is insufficient to determine whether the drain valve (2) leaks or not, the ultrasonic detector (4) sends the ultrasonic waves again for detection after an interval of 60 s.
7. The method of claim 5, wherein the monitoring comprises: after the abnormal data module of the transfer controller (5) detects the abnormal data, the timing module starts to record the time generated by the abnormal data, and when the time generated by the abnormal data is more than 1min, the awakening control module starts to awaken the ultrasonic detector (4) to send ultrasonic waves to carry out ultrasonic detection on the drain valve (2).
8. The method of claim 7, wherein the monitoring system further comprises: and after the abnormal data module of the transfer controller (5) detects the abnormal data, the numerical change of the abnormal data is judged, when the generated abnormal data is not reduced within 1min, the awakening control module starts to awaken, and when the generated abnormal data is gradually reduced within 1min, the awakening control module starts to awaken after 2 min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110615652.6A CN113339688B (en) | 2021-06-02 | 2021-06-02 | Drain valve leakage monitoring system and drain valve leakage monitoring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110615652.6A CN113339688B (en) | 2021-06-02 | 2021-06-02 | Drain valve leakage monitoring system and drain valve leakage monitoring method |
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| Publication Number | Publication Date |
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| CN113339688A true CN113339688A (en) | 2021-09-03 |
| CN113339688B CN113339688B (en) | 2024-03-12 |
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| CN202110615652.6A Active CN113339688B (en) | 2021-06-02 | 2021-06-02 | Drain valve leakage monitoring system and drain valve leakage monitoring method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117330137A (en) * | 2023-12-01 | 2024-01-02 | 国网吉林省电力有限公司辽源供电公司 | Intelligent identification and fault detection method and system for transformer inspection image |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4898022A (en) * | 1987-02-09 | 1990-02-06 | Tlv Co., Ltd. | Steam trap operation detector |
| JPH1137391A (en) * | 1997-07-15 | 1999-02-12 | Tlv Co Ltd | Diagnosis device for trap and valve |
| US20100106434A1 (en) * | 2008-10-24 | 2010-04-29 | General Electric Company | Pressure relief valve monitoring |
| CN101960303A (en) * | 2008-11-11 | 2011-01-26 | 韩国电力系统开发设计有限公司 | Apparatus for measuring fluid leakage from a valve using ultrasonic wave, sound, and temperature variations, and method for measuring fluid leakage using same |
| US20170227953A1 (en) * | 2014-08-04 | 2017-08-10 | Tlv Co., Ltd. | Equipment Monitoring System, Equipment Monitoring Program, and Equipment Monitoring Method |
| CN209245688U (en) * | 2018-12-07 | 2019-08-13 | 今麦郎面品有限公司 | A kind of trap leaking monitoring system |
| WO2021070924A1 (en) * | 2019-10-11 | 2021-04-15 | 株式会社テイエルブイ | Diagnostic system, method for operating diagnostic system, and diagnostic program |
-
2021
- 2021-06-02 CN CN202110615652.6A patent/CN113339688B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4898022A (en) * | 1987-02-09 | 1990-02-06 | Tlv Co., Ltd. | Steam trap operation detector |
| JPH1137391A (en) * | 1997-07-15 | 1999-02-12 | Tlv Co Ltd | Diagnosis device for trap and valve |
| US20100106434A1 (en) * | 2008-10-24 | 2010-04-29 | General Electric Company | Pressure relief valve monitoring |
| CN101960303A (en) * | 2008-11-11 | 2011-01-26 | 韩国电力系统开发设计有限公司 | Apparatus for measuring fluid leakage from a valve using ultrasonic wave, sound, and temperature variations, and method for measuring fluid leakage using same |
| US20170227953A1 (en) * | 2014-08-04 | 2017-08-10 | Tlv Co., Ltd. | Equipment Monitoring System, Equipment Monitoring Program, and Equipment Monitoring Method |
| CN209245688U (en) * | 2018-12-07 | 2019-08-13 | 今麦郎面品有限公司 | A kind of trap leaking monitoring system |
| WO2021070924A1 (en) * | 2019-10-11 | 2021-04-15 | 株式会社テイエルブイ | Diagnostic system, method for operating diagnostic system, and diagnostic program |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117330137A (en) * | 2023-12-01 | 2024-01-02 | 国网吉林省电力有限公司辽源供电公司 | Intelligent identification and fault detection method and system for transformer inspection image |
| CN117330137B (en) * | 2023-12-01 | 2024-03-08 | 国网吉林省电力有限公司辽源供电公司 | Intelligent identification and fault detection method and system for transformer inspection image |
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| CN113339688B (en) | 2024-03-12 |
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