CN106402641A - Trap leakage monitoring system and method - Google Patents
Trap leakage monitoring system and method Download PDFInfo
- Publication number
- CN106402641A CN106402641A CN201610993295.6A CN201610993295A CN106402641A CN 106402641 A CN106402641 A CN 106402641A CN 201610993295 A CN201610993295 A CN 201610993295A CN 106402641 A CN106402641 A CN 106402641A
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- Prior art keywords
- trap
- gas
- wireless signal
- monitoring device
- gas pipeline
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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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Pipeline Systems (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses a trap leakage monitoring system and method. The system comprises a gas transmission pipeline and a trap monitoring device arranged on the gas transmission pipeline; the trap monitoring device comprises a trap mounted on the gas transmission pipeline; the system is characterized in that the trap monitoring device further comprising ultrasonic sensors and a wireless signal transmission device; the ultrasonic sensors surround the trap and are connected with the wireless signal transmission device; and a remote control server arranged at a service station is connected with the wireless signal transmission device to receive and process ultrasonic signals of the ultrasonic sensors. With the system and the method, the trap in the gas transmission pipeline is monitored in real time, and specific solutions can be obtained through immediate output once leakage occurs; and multiple traps can be monitored simultaneously, problems can be found rapidly and accurately, leakage points can be announced, the failure processing speed is increased, and the labor intensity of manual patrolling is reduced.
Description
Technical field
The invention belongs to monitoring of tools, particularly to a kind of trap leaking monitoring system and its method.
Background technology
Drain valve is widely used on various steam or gas pipeline, but the monitoring for drain valve is current also all
It is by the way of personnel make an inspection tour, be often just found when big leakage in drain valve, and for some little leakages
Cannot be found, this phenomenon is especially prominent for high, medium and low voltage steam or feed channel, often appear in the leakage in school
In the state of not being found, big leakage is slowly caused to have a strong impact on production and the wasting of resources.
Content of the invention
It is an object of the invention to provide a kind of trap leaking monitoring system and its method, can be sent out according to trap leaking
Go out ultrasonic wave, the feature of the different leakage situation of different supersonic ranges reflection, drain valve is provided with ultrasonic sensor, leads to
Cross the signal of the controller reception sensor in control room setting, and the different supersonic ranges letters by arranging in the controller
Number, and the corresponding solution of dissimilar drain valve, the working condition of dynamic monitor in real time drain valve, and for appearance
Problem exports correct solution.
To achieve these goals, the technical scheme is that:
A kind of trap leaking monitoring system, the trap monitoring device arranging including gas pipeline and on gas pipeline, institute
State the gas pipeline that gas pipeline is including conveying steam, described trap monitoring device includes drain valve, described drain valve
It is arranged on gas pipeline, wherein, described trap monitoring device also includes ultrasonic sensor and wireless signal dispensing device,
Ultrasonic sensor is arranged around drain valve, and described ultrasonic sensor connects wireless signal dispensing device, and one is arranged on clothes
The remote control service device at business station is connected the ultrasonic signal of reception processing ultrasonic sensor with wireless signal dispensing device.
Scheme is further:In described trap monitoring device, the gas pipeline before or after described drain valve also sets respectively
Be equipped with gas temperature sensor and gas pressure sensor, the signal of gas temperature sensor and gas pressure sensor connect to
Described wireless signal dispensing device.
Scheme is further:One bypass backflow is provided with described trap monitoring device on described gas pipeline
Pipe, is provided with one on bypass return duct and drives the accumulation electrical source generating electricity, described accumulation of energy electricity by the fluid in bypass return duct
Source provides power supply for described wireless signal dispensing device.
Scheme is further:It is provided with the gas pipeline before or after described drain valve in described trap monitoring device
Sight glass, sight glass is used for estimating the gas in gas pipeline, on the gas pipeline at described trap monitoring device two ends respectively
It is provided with cut-off control valve.
Scheme is further:Described control server be connected with wireless signal dispensing device by relay station, relay station and
Wireless signal dispensing device wirelessly connects.
Scheme is further:Described trap monitoring device has multiple, described relay station wirelessly connection multiple drain valves prison
Wireless signal dispensing device in control device.
Scheme is further:Described relay station passes through cordless communication network or internet is connected with remote control service device.
A kind of monitoring method based on trap leaking monitoring system, described trap leaking monitoring system includes appendix
Road and the trap monitoring device arranging on gas pipeline, described trap monitoring device includes drain valve, described hydrophobic
Valve is arranged on gas pipeline, and described trap monitoring device also includes ultrasonic sensor and wireless signal dispensing device, surpasses
Sonic sensor is arranged around drain valve, and the signal of described ultrasonic sensor connects to described wireless signal dispensing device, and one
The individual remote control service device being arranged on service station is connected with wireless signal dispensing device, in described remote control service device
Making is provided with:For the leak condition table of different supersonic band change corresponding difference leakage class, for dissimilar
The solution matrix of the different solutions that the different leakage class of valve are formulated, and drain valve in trap monitoring device
Type;It is characterized in that, described monitoring method is:
A., when ultrasonic signal in the ultrasonic signal of Real-time Collection ultrasonic sensor;
B. analysis obtains the ghz area of ultrasonic signal;
C. from leak condition table, leakage class is obtained according to ghz area;
D. from solution matrix, solution output is gone out according to the type search of leakage class and drain valve.
Scheme is further:In described trap monitoring device, the gas pipeline before or after described drain valve also sets respectively
It is equipped with gas temperature sensor and gas pressure sensor, the signal of described gas temperature sensor and gas pressure sensor is even
It is connected to described wireless signal dispensing device, described leak condition table is for different supersonic band, change value of pressure, temperature
The leak condition table of changing value corresponding difference leakage class;Methods described further includes:
Gas temperature sensor and the gas pressure on gas pipeline in trap monitoring device is received under No leakage working condition
Force sensor signals, record storage gas temperature angle value gentle body pressure value;
When ultrasonic signal occurs, also gather gas temperature sensor and gas pressure sensor signal value further, and
Collection gas temperature sensor and gas pressure sensor signal value are compared with the value under No leakage working condition;
The described leakage class that obtains is according to ghz area and the changing value that compares obtains from leak condition table.
Scheme is further:Described relay station passes through cordless communication network or internet is connected with remote control service device.
The invention has the beneficial effects as follows:Present invention achieves in gas pipeline drain valve monitor in real time, and accomplish
Obtain specific solution once occurring leaking just can exporting at once, multiple drain valves can be monitored simultaneously, can be quick
Pinpointing the problems exactly, informs leakage point, improves the speed of handling failure, reduces the labour intensity of manual patrol.
With reference to the accompanying drawings and examples the present invention is described in detail.
Brief description
Fig. 1 is present system structural representation;
Fig. 2 carries power supply and the system structure diagram of other sensor for the present invention;
Fig. 3 is circuit logic diagram of the present invention;
Fig. 4 comprises the structured flowchart of multiple trap monitoring devices for present system.
Specific embodiment
Because it is found that:In basic, normal, high pressure gas transmission(Containing steam)In pipeline, for example pressure is more than the appendix of 0.05MPa
Road, in gas leakage, what leakage point sent is the ultrasonic wave sound that people can not hear to the drain valve installed in pipeline, and with letting out
Leakage its ultrasonic frequency of sending of size also changes therewith, has a kind of following trap leaking monitoring systems based on this characteristic
System and its method.
Embodiment 1:
A kind of trap leaking monitoring system is it is adaptable to pressure is more than the conveying steam of 0.05MPa or the pipeline of gas, such as Fig. 1
Shown, described system includes gas pipeline 1 and the trap monitoring device 2 arranging on gas pipeline, and described gas pipeline is
Refer to include the pipeline of jet chimney and other gas(Such as liquefied gas, natural gas, coal gas etc.), for the ease of installing and dimension
Shield, is respectively arranged with cut-off control valve 3, described trap monitoring on the gas pipeline at described trap monitoring device two ends
Device includes drain valve 201, and described drain valve is arranged on gas pipeline, and wherein, described trap monitoring device also includes
Ultrasonic sensor 202 and wireless signal dispensing device 203, ultrasonic sensor 202 and wireless signal dispensing device pass through to prop up
Frame 4 is arranged on drain valve side, and ultrasonic sensor can be one or more, and ultrasonic sensor is arranged on around drain valve
The input interface of drain valve and gas pipeline 1 and output interface side, described ultrasonic sensor connects wireless signal dispensing device,
It is provided with signal receiver and signal data conversion processor in wireless signal dispensing device, and transmitting chip, signal data
The ultrasonic wave analog signal of reception is converted to and is sent by transmitting chip after numeral by conversion processor.One is arranged on service station
Remote control service device 5 be connected the ultrasonic signal of reception processing ultrasonic sensor with wireless signal dispensing device.
Wherein:Remote control service device can directly be connected by wireless network with the connection of wireless signal dispensing device,
For example:4G communication interface element is set in wireless signal dispensing device, wireless signal dispensing device pass through 4G network with long-range
Server is controlled to connect, remote control service device can connect multiple trap monitoring devices 2.
Or, wireless signal dispensing device is passed through relay station and is connected with described control server, relay station and wirelessly
Sender unit wirelessly connects;Adopt the structure, as shown in figure 4, trap monitoring device described in the system have multiple
When, multiple trap monitoring device subregions can be arranged a relay station in each area, many in relay station Xian Yu area
Individual trap monitoring device connects, and then relay station is connected with described control server again.So, there aring multiple trap monitorings
During device 2, the early stage of some signals processes and can be processed in relay station, such as round scanning, once have leakage again with clothes
Business device connects, and so can reduce the signal transacting amount controlling server, improves processing speed.
In order to improve the accuracy of judgement in embodiment, as shown in Figures 2 and 3, in institute in described trap monitoring device
State the gas pipeline before or after drain valve and be additionally provided with gas temperature sensor 204 and gas pressure sensor 205, gas respectively
The signal of temperature sensor and gas pressure sensor connects to described wireless signal dispensing device.Or at gas pipeline two ends
It is respectively arranged with gas temperature sensor and gas pressure sensor;And set on the gas pipeline before or after described drain valve
It is equipped with sight glass 206, sight glass is used for estimating the gas in gas pipeline.
In order to trap monitoring device can be used battery as power supply, but occurred using battery and need personnel to make an inspection tour more
Change inconvenience, in order to stay out of long-term work:Solar cell can be adopted, but installation environment will be required, also not
It is preferred plan, the preferred version that the present embodiment adopts is using the fluid power-generation in pipeline, that is,:Described trap monitoring
In device, on described gas pipeline, drain valve import front end is provided with a bypass return duct 207, sets on bypass return duct
Be equipped with one by bypass return duct in fluid drive generate electricity accumulation electrical source 208, described fluid include gas or liquid or
Gas and liquid, described accumulation electrical source provides power supply for described wireless signal dispensing device, and the method will not consume in pipeline
Fluid;Wherein:Accumulation electrical source 208 should include air motor or the gear motor that surges, air motor or gear horse of surging
The power source reaching is gas and gas liquid mixture in gas pipeline, and air motor or the gear motor that surges drive one to send out
Motor, the output of generator connects a battery, and battery is output as described wireless signal dispensing device and provides power supply.
For visual observations, it is provided with the gas pipeline before or after described drain valve in described trap monitoring device
Sight glass, sight glass is used for estimating interior gas or the liquid in gas pipeline, and certainly, sight glass should have high temperature resistant, high pressure.
In embodiment:Described relay station passes through cordless communication network or internet is connected with remote control service device, wherein:
Cordless communication network is 4G cordless communication network, or WIFI network, using independent communication protocol;Internet is by having
The internet that line connects, or the internet being connected by router.
Embodiment 2:
A kind of monitoring method based on embodiment 1 trap leaking monitoring system, the content of embodiment 1 also should be considered this enforcement
The content of example, therefore, sees figures.1.and.2, described trap leaking monitoring system includes gas pipeline and sets on gas pipeline
The trap monitoring device put, described trap monitoring device includes drain valve, and described drain valve is arranged on gas pipeline,
Described trap monitoring device also includes ultrasonic sensor and wireless signal dispensing device, and ultrasonic sensor is around drain valve
Setting, the signal of described ultrasonic sensor connects to described wireless signal dispensing device, and one is arranged on the long-range of service station
Control server to be connected with wireless signal dispensing device, make in described remote control service device and be provided with:For difference
The leak condition table of supersonic band change corresponding difference leakage class, for dissimilar valve different leakage class systems
The solution matrix of fixed different solutions, and in trap monitoring device drain valve type;Wherein, described monitoring side
Method is:
A., when ultrasonic signal in the ultrasonic signal of Real-time Collection ultrasonic sensor;
B. analysis obtains the ghz area of ultrasonic signal;
C. from leak condition table, leakage class is obtained according to ghz area;
D. from solution matrix, solution output is gone out according to the type search of leakage class and drain valve.
As further preferred embodiment:Appendix before or after described drain valve in described trap monitoring device
Road is additionally provided with gas temperature sensor and gas pressure sensor respectively, the gentle pressure sensing body of described gas temperature sensor
The signal of device connects to described wireless signal dispensing device, and described leak condition table is for different supersonic band, pressure
The leak condition table of changing value, temperature change value corresponding difference leakage class;Methods described further includes:
Gas temperature sensor and the gas pressure on gas pipeline in trap monitoring device is received under No leakage working condition
Force sensor signals, record storage gas temperature angle value gentle body pressure value;
When ultrasonic signal occurs, also gather gas temperature sensor and gas pressure sensor signal value further, and
Collection gas temperature sensor and gas pressure sensor signal value are compared with the value under No leakage working condition;
The described leakage class that obtains is according to ghz area and the changing value that compares obtains from leak condition table.
In square embodiment:Described relay station passes through cordless communication network or internet is connected with remote control service device, its
In:Cordless communication network is 4G cordless communication network, or WIFI network, using independent communication protocol;Internet is logical
Cross the internet of wired connection, or the internet connecting by router.
Certainly methods described also includes:When ultrasonic signal occurs, send alarm signal, alarm signal can be sound
Alarm signal is it is also possible to the mode of note is sent to the mobile phone of nominator by communication network.
Claims (10)
1. a kind of trap leaking monitoring system, the trap monitoring device arranging including gas pipeline and on gas pipeline,
Described gas pipeline is the gas pipeline including conveying steam, and described trap monitoring device includes drain valve, described hydrophobic
Valve is arranged on gas pipeline it is characterised in that described trap monitoring device also includes ultrasonic sensor and wireless signal
Dispensing device, ultrasonic sensor is arranged around drain valve, described ultrasonic sensor connection wireless signal dispensing device, one
The remote control service device being arranged on service station is connected the ultrasonic of reception processing ultrasonic sensor with wireless signal dispensing device
Ripple signal.
2. system according to claim 1 it is characterised in that in described trap monitoring device before described drain valve or
Gas pipeline afterwards is additionally provided with gas temperature sensor and gas pressure sensor, gas temperature sensor and gas pressure respectively
The signal of force snesor connects to described wireless signal dispensing device.
3. system according to claim 1 and 2 is it is characterised in that in described appendix in described trap monitoring device
One bypass return duct is provided with road, bypass return duct is provided with one generating is driven by the fluid in bypass return duct
Accumulation electrical source, described accumulation electrical source be described wireless signal dispensing device provide power supply.
4. system according to claim 1 it is characterised in that in described trap monitoring device before described drain valve or
Sight glass is provided with gas pipeline afterwards, sight glass is used for estimating the gas in gas pipeline, described trap monitoring device
Cut-off control valve is respectively arranged with the gas pipeline at two ends.
5. system according to claim 1 is it is characterised in that described control server is sent out with wireless signal by relay station
Device is sent to connect, relay station is wirelessly connected with wireless signal dispensing device.
6. system according to claim 5 is it is characterised in that described trap monitoring device has multiple, described relay station
Wirelessly connect the wireless signal dispensing device in multiple trap monitoring devices.
7. system according to claim 5 it is characterised in that described relay station pass through cordless communication network or internet with
Remote control service device connects.
8. a kind of monitoring method based on trap leaking monitoring system, described trap leaking monitoring system includes gas pipeline
With the trap monitoring device of setting on gas pipeline, described trap monitoring device includes drain valve, described drain valve
It is arranged on gas pipeline, described trap monitoring device also includes ultrasonic sensor and wireless signal dispensing device, ultrasonic
Wave sensor is arranged around drain valve, and the signal of described ultrasonic sensor connects to described wireless signal dispensing device, one
The remote control service device being arranged on service station is connected with wireless signal dispensing device, makes in described remote control service device
It is provided with:For the leak condition table of different supersonic band change corresponding difference leakage class, it is directed to dissimilar valve
The solution matrix of the different solutions of different leakage class formulations of door, and in trap monitoring device drain valve class
Type;It is characterized in that, described monitoring method is:
A., when ultrasonic signal in the ultrasonic signal of Real-time Collection ultrasonic sensor;
B. analysis obtains the ghz area of ultrasonic signal;
C. from leak condition table, leakage class is obtained according to ghz area;
D. from solution matrix, solution output is gone out according to the type search of leakage class and drain valve.
9. method according to claim 8 it is characterised in that in described trap monitoring device before described drain valve or
Gas pipeline afterwards is additionally provided with gas temperature sensor and gas pressure sensor respectively, and described gas temperature sensor is gentle
The signal of pressure sensor connects to described wireless signal dispensing device, and described leak condition table is for different ultrasonic waves
The leak condition table of frequency range, change value of pressure, temperature change value corresponding difference leakage class;Methods described further includes:
Gas temperature sensor and the gas pressure on gas pipeline in trap monitoring device is received under No leakage working condition
Force sensor signals, record storage gas temperature angle value gentle body pressure value;
When ultrasonic signal occurs, also gather gas temperature sensor and gas pressure sensor signal value further, and
Collection gas temperature sensor and gas pressure sensor signal value are compared with the value under No leakage working condition;
The described leakage class that obtains is according to ghz area and the changing value that compares obtains from leak condition table.
10. method according to claim 8 is it is characterised in that described relay station passes through cordless communication network or internet
It is connected with remote control service device.
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CN206708718U (en) * | 2016-11-11 | 2017-12-05 | 北京疏水阀门厂 | A kind of trap leaking monitoring system |
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US5398542A (en) * | 1992-10-16 | 1995-03-21 | Nkk Corporation | Method for determining direction of travel of a wave front and apparatus therefor |
CN1103948A (en) * | 1994-06-22 | 1995-06-21 | 唐新环 | Method for detecting the leakage in liquid conveying pipe or storage tank |
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