CN107222366A - Inspection shaft method of environmental monitoring, equipment and system based on low-power consumption wide area network - Google Patents
Inspection shaft method of environmental monitoring, equipment and system based on low-power consumption wide area network Download PDFInfo
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- CN107222366A CN107222366A CN201710431296.6A CN201710431296A CN107222366A CN 107222366 A CN107222366 A CN 107222366A CN 201710431296 A CN201710431296 A CN 201710431296A CN 107222366 A CN107222366 A CN 107222366A
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- low
- inspection shaft
- area network
- wide area
- power consumption
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
- H04W52/0287—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level changing the clock frequency of a controller in the equipment
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/02—Capturing of monitoring data
- H04L43/022—Capturing of monitoring data by sampling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
-
- 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
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
Disclose a kind of inspection shaft method of environmental monitoring, equipment and system based on low-power consumption wide area network, by judging the ambient parameter of sensor present sample whether away from threshold value of warning, away from when, sampling time next time is determined with the strategy that battery service life is preferential, when ambient parameter is close to threshold value of warning, the sampling time next time is determined with the strategy that safety is preferential, thus, the battery of inspection shaft monitoring device can further be extended while security is ensured.
Description
Technical field
The present invention relates to technology of Internet of things, and in particular to a kind of inspection shaft method of environmental monitoring based on low-power consumption wide area network,
Equipment and system.
Background technology
With the fast development of Internet of Things industry, sensor network technology is rapidly developed and applied.At present, had
Many patents of invention and article propose sensor network technology and other wireless communication methods being applied to inspection well cover and inspection shaft
Among the management system of pipeline.Using solution party of the Zigbee or GPRS technologies as wireless telecommunications more than the technical scheme having pointed out
Case, and monitoring object also focuses mostly in terms of inspection well cover, subsurface environment quality, especially to monitor inspection shaft losing of cover or damage
Patent is in the majority.
With the popularization of LoRa and NB-IOT mechanicss of communication, product, technology and specially are monitored using the inspection shaft of this two technologies
Profit is also gradually suggested, but is tired all the time the problem of device battery service life and the two aspects of danger early warning promptness
Disturb the FAQs of inspection shaft monitoring system.Or conventional way is to reduce the service life of device battery, the increase collection frequency,
To ensure the promptness of danger early warning；The promptness of danger early warning is sacrificed, the reduction collection frequency increases the use longevity of equipment
Life.And acquisition method used in the present invention and energy consumption model can then solve this problem.
The content of the invention
In view of this, the present invention provide inspection shaft method of environmental monitoring, equipment and system based on low-power consumption wide area network, with
While ensureing security, further extend the battery of inspection shaft monitoring device.
According to the first aspect of the invention there is provided a kind of inspection shaft method of environmental monitoring based on low-power consumption wide area network, including：
At least one of inspection shaft ambient parameter is detected by least one sensor；
For each ambient parameter, it is more than predetermined value in the ambient parameter of present sample and the gap of threshold value of warning
When, the time interval with sampling next time is determined according to the battery service life of estimation, in the ambient parameter of present sample
When being less than predetermined value with the difference of threshold value of warning, according to the difference, the historical variations trend of the ambient parameter and this adopt
Sample and it is preceding once sample between time interval come the time interval that determines Yu sample next time；And
All ambient parameters obtained by the sampling of low-power wide area network real-time report.
Preferably, once sampled with preceding according to the difference, the historical variations trend of the ambient parameter and this sampling
Between time interval include come the time interval for determining with sampling next time：
The time interval for being determined and being sampled next time in a recursive manner according to equation below：
ΔTK=| Δ TK-1+[(SK-2-SK-1)/(SW-SK-1)]*ΔTK-2|
Wherein, acquisition time interval：ΔTK=TK-TK-1, TKFor kth acquisition time, TK-1For present sample collection when
Between；ΔTKFor the next sampling interval；ΔTK-1For this sampling interval；ΔTK-2For a preceding sampling interval；SK-1For present sample
The ambient parameter of acquisition；SK-2For the ambient parameter of preceding acquisition of once sampling；SWFor the threshold value of warning.
Preferably, determined to include with the time interval sampled next time according to the battery service life of estimation：
The working life of battery is estimated according to equation below：
Wherein, TLCFor the life cycle of battery, EBATFor the capacity of battery, PSThe electricity consumed by unitary sampling, PTFor
Single sends the electricity that data are consumed, PLThe electricity consumed by self-discharge of battery, usThe electricity consumed by device standby state
Stream, Δ t is total use time of battery；And,
According to the battery service life of estimation and predetermined life expectancy, between extension or shortening and the time of sampling next time
Every.
Preferably, according to the battery service life of estimation and predetermined life expectancy, extension or shortening and sampling next time
Time interval is to adjust the time interval according to the battery service life historical data of all inspection shaft enviromental monitoring equipments.
Preferably, when 0.2 times that the predetermined value is the corresponding threshold value of warning of the ambient parameter.
Preferably, methods described also includes：
When the battery service life of estimation is less than minimum life threshold value, alerted.
Preferably, at least one described sensor includes Temperature Humidity Sensor, gas sensor, leakage sensors, liquid level
One or more in sensor and pressure sensor.
Second aspect there is provided a kind of inspection shaft enviromental monitoring equipment based on low-power consumption wide area network, including：
At least one sensor；
Low-power consumption wan communication part；
Controller；
Memory, is performed as described above for storing executable instruction, when the executable instruction is executed by a controller
Method.
The third aspect there is provided a kind of inspection shaft environmental monitoring system based on low-power consumption wide area network, including：
Server；And
Multiple inspection shaft enviromental monitoring equipments as described above based on low-power consumption wide area network.
By whether judging the ambient parameter of sensor present sample away from threshold value of warning, away from when, worked with battery
The strategy of life-span preferentially determines the sampling time next time, when ambient parameter is close to threshold value of warning, true with the strategy that safety is preferential
A sampling time is fixed, thus, it is possible to which while security is ensured, further the battery of extension inspection shaft monitoring device is used
Life-span.
Brief description of the drawings
By description referring to the drawings to the embodiment of the present invention, above-mentioned and other purpose of the invention, feature and
Advantage will be apparent from, in the accompanying drawings：
Fig. 1 is the schematic diagram of the inspection shaft environmental monitoring system based on low-power consumption wide area network of the embodiment of the present invention；
Fig. 2 is the schematic diagram of the inspection shaft enviromental monitoring equipment based on low-power consumption wide area network of the embodiment of the present invention；
Fig. 3 is the flow chart of the inspection shaft method of environmental monitoring based on low-power consumption wide area network of the embodiment of the present invention.
Embodiment
Below based on embodiment, present invention is described, but the present invention is not restricted to these embodiments.Under
Text is detailed to describe some specific detail sections in the detailed description of the present invention.Do not have for a person skilled in the art
The description of these detail sections can also understand the present invention completely.In order to avoid obscuring the essence of the present invention, known method, mistake
Journey, flow, element and circuit do not have detailed narration.
In addition, it should be understood by one skilled in the art that provided herein accompanying drawing be provided to explanation purpose, and
What accompanying drawing was not necessarily drawn to scale.
It will also be appreciated that in the following description, " circuit " refers to be passed through by least one element or sub-circuit electric
The galvanic circle that connection or electromagnetism are connected and composed." connected when claiming element or circuit " being connected to " another element or element/circuit
" between two nodes when, it can directly be coupled or be connected to another element or there may be intermediary element, element it
Between connection can be physically, in logic or its combination.On the contrary, " connecting when title element " being directly coupled to " or directly
Be connected to " another element when, it is meant that both be not present intermediary element.
Unless the context clearly requires otherwise, otherwise entire disclosure is similar with the " comprising " in claims, "comprising" etc.
Word should be construed to the implication included rather than exclusive or exhaustive implication；That is, being containing for " including but is not limited to "
Justice.
In the description of the invention, it is to be understood that term " first ", " second " etc. be only used for describe purpose, without
It is understood that to indicate or imply relative importance.In addition, in the description of the invention, unless otherwise indicated, the implication of " multiple "
It is two or more.
Fig. 1 is the schematic diagram of the inspection shaft environmental monitoring system based on low-power consumption wide area network of the embodiment of the present invention.Such as Fig. 1 institutes
Show, the system includes multiple inspection shaft enviromental monitoring equipment A and server B.Inspection shaft enviromental monitoring equipment A is installed in inspection shaft,
It is preferred that being connected with inspection well cover, for monitoring subsurface environment, ambient parameter is obtained, and server is reported to based on low-power consumption wide area network
B.Server B is to be mounted with pre-programmed general data processing device.Server B can be according to each inspection shaft enviromental monitoring equipment
The ambient parameter that A is reported is effectively monitored and managed to inspection shaft facility.Server B can be based on location-based service come explicitly
The state that each inspection shaft of reason distribution is set, alarms etc. when detecting exception.
Fig. 2 is the schematic diagram of the inspection shaft enviromental monitoring equipment based on low-power consumption wide area network of the embodiment of the present invention.Such as Fig. 2 institutes
Show, inspection shaft enviromental monitoring equipment includes low-power consumption wan communication part 1, travel switch 2, travel switch sensor 3, electricity
Power management circuits 4 and controller 5.Wherein, low-power consumption wan communication part 1 is used to be led to based on low-power consumption wide area network
Letter.Low-power consumption wide area network is internet of things oriented medium and long distance and the communication requirement of low-power consumption, a kind of Internet of Things net occurred in recent years
Network layers technology.Existing procotol is for example, Lora, Weigthless, 802.11ah, NB-IoT belong to low-power consumption wide area network
One kind of network technology.In the present embodiment, low-power consumption wan communication part 1 using below 1Ghz free frequency range, communication away from
From remote.
Travel switch 2 is connected with inspection well cover, is opened or closed with the inspection well cover.Travel switch (also known as limit switch) is
A kind of conventional low current electrical equipment.Make its contact action using the collision of manufacturing machine moving component to realize connection or disjunction control
Circuit processed, reaches certain control purpose.Generally, this kind of switch is used to position or the stroke of limit mechanical motion, makes motion
Machinery is automatically stopped by certain position or stroke, counter motion, variable motion or automatic back and forth movement.Travel switch sensor 3
It is connected with the travel switch 2, the state for detecting the travel switch.Electric power management circuit 4 is used for according to travel switch
State control power supply status.
Specifically, electric power management circuit 4 can include low energy consumption management circuit 41, and it is used to control power supply in working condition
Or switch between low energy consumption state.Low energy consumption management circuit 41 controls power supply in running order when inspection well cover is opened, in inspection shaft
Lid is in low energy consumption state after closing.Low energy consumption management circuit 41 can also close electricity after the low energy consumption state scheduled time
Source.Electric power management circuit 4 can also include cell-monitoring circuit 42, and it is used to detect battery status, and is fed back to controller 5.
Controller 5 can send warning information when battery electric quantity is too low, point out to be safeguarded.Meanwhile, the present embodiment is used to power supply
Micro energy lose is related to so that average power consumption is less than 1mw.
Controller 5 connects with the low-power consumption wan communication part 1, travel switch sensor 3 and electric power management circuit 4
Connect, be used for the interaction into row information.
Preferably, the Multifunctional inspection well environment monitoring device based on low-power consumption wide area network of the present embodiment also includes underground ring
Border monitoring component 6, it is connected with the controller 5, for detecting subsurface environment parameter.Subsurface environment monitoring component 6 can be
The sensor of the sensor of multiple separation or integrated a variety of functions.Specifically, the subsurface environment monitoring component 6 can
With including one kind in Temperature Humidity Sensor, gas sensor, leakage sensors, liquid level sensor and pressure sensor or many
Kind.Thus, subsurface environment monitoring component 6 can be realized for underground humiture, pernicious gas content, with the presence or absence of seepage, liquid
Position and borehole pressure realize monitoring in all directions.Meanwhile, all sensors can be by standard data interface with detachable
Mode and main body circuit, namely controller connection, thus, it is possible to flexibly install additional or subtract with sensor as needed.Further,
Controller 5 is used to control the low-power consumption wan communication part 1 to report the subsurface environment parameter.As a result, either
Handheld terminal that patrol officer uses or control centre or predetermined server can obtain the related letter of underground in real time
Breath.
Controller 5 is used for the state for controlling low-power consumption wan communication part 1 to report the travel switch 2.Thus, control
Center can be according to the state for reporting acquisition status information to monitor all inspection well covers in real time.Meanwhile, controller 5 controls each sensing
The sampling time interval of device and the time interval of information reporting are with the implementation validity for ensureing to monitor and maximum electrochemical cell work
Make to be balanced between the life-span.
Specifically, controller 5 performs method flow as shown in Figure 3.Fig. 3 is the wide based on low-power consumption of the embodiment of the present invention
The flow chart of the inspection shaft method of environmental monitoring of domain net.As shown in figure 3, methods described includes：
Step S100, pass through at least one sensor and detect at least one of inspection shaft ambient parameter.
As described above, at least one described sensor includes Temperature Humidity Sensor, gas sensor, leakage sensors, liquid
One or more in level sensor and pressure sensor.Thus, at least one ambient parameter includes humiture, pernicious gas
Concentration, whether occur seepage, the one or more in well in liquid level and borehole pressure.
Step S200, for each ambient parameter, judge ambient parameter and corresponding threshold value of warning of present sample
Gap whether be more than predetermined threshold, if it is, going to step S300, otherwise, go to step S400.
In the present embodiment, the predetermined threshold is 0.2 times of corresponding threshold value of warning.That is, current environment
When parameter is less than 0.8 times of threshold value of warning, that is, Sk-1<0.8*SWWhen, it is believed that current ambient parameter principle early warning threshold
Value, can determine the sampling interval using the preferential strategy of working life.
Step S300, for each ambient parameter, it is big in the ambient parameter of present sample and the gap of threshold value of warning
When predetermined value, the time interval with sampling next time is determined according to the battery service life of estimation.
Specifically, step S300 includes：
Step S310, the working life according to equation below estimation battery：
Wherein, TLCFor the life cycle of battery, EBATFor the capacity of battery, PSThe electricity consumed by unitary sampling, PTFor
Single sends the electricity that data are consumed, PLThe electricity consumed by self-discharge of battery, usThe electricity consumed by device standby state
Stream, Δ t is total use time of battery.Σ symbols are used to carry out accumulative summation to the energy consumed every time.
Step S320, the battery service life according to estimation and predetermined life expectancy, extension or shortening and sampling next time
Time interval.
Specifically, it can be analyzed by big data, according to the battery service life history of all inspection shaft enviromental monitoring equipments
Time interval described in data point reuse.Big data analysis can be carried out in server B, and result of calculation is issued to each inspection shaft by timing
Monitoring device.
Alternatively it is also possible to predetermined forms mode based on the difference between battery service life and predetermined life expectancy
Value come determine sampling time interval.
Step S400, present sample the ambient parameter and threshold value of warning difference be less than predetermined value when, according to described
Difference, the historical variations trend of the ambient parameter and this sampling it is preceding once sample between time interval come determine with
The time interval once sampled.
Specifically, step S400 includes：
The time interval for being determined and being sampled next time in a recursive manner according to equation below：
ΔTK=| Δ TK-1+[(SK-2-SK-1)/(SW-SK-1)]*ΔTK-2|
Wherein, acquisition time interval：ΔTK=TK-TK-1, TKFor kth acquisition time, TK-1For present sample collection when
Between；ΔTKFor the next sampling interval；ΔTK-1For this sampling interval；ΔTK-2For a preceding sampling interval；SK-1For present sample
The ambient parameter of acquisition；SK-2For the ambient parameter of preceding acquisition of once sampling；SWFor the threshold value of warning.Thus, it is possible to using passing
The mode returned determines sampling time interval, when ambient parameter is close to or higher than threshold value of warning, rapidly improves sample frequency,
Ensure the validity of monitoring and the security of system.
Step S500, all ambient parameters obtained of being sampled by low-power wide area network real-time report.
After step S500, return to step S100 is sampled next time.So circulation.
Preferably, it can also be alerted when the battery service life of estimation is less than minimum life threshold value.The alarm
Server B can be reported to by low-power consumption wide area network, and is further alerted from server B to client.Thus, it is possible to
Patrol officer is reminded to carry out plant maintenance in time.
By whether judging the ambient parameter of sensor present sample away from threshold value of warning, away from when, worked with battery
The strategy of life-span preferentially determines the sampling time next time, when ambient parameter is close to threshold value of warning, true with the strategy that safety is preferential
A sampling time is fixed, thus, it is possible to which while security is ensured, further the battery of extension inspection shaft monitoring device is used
Life-span.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for those skilled in the art
For, the present invention can have various changes and change.It is all any modifications made within spirit and principles of the present invention, equivalent
Replace, improve etc., it should be included in the scope of the protection.
Claims (9)
1. a kind of inspection shaft method of environmental monitoring based on low-power consumption wide area network, including：
At least one of inspection shaft ambient parameter is detected by least one sensor；
For each ambient parameter, when the ambient parameter of present sample and the gap of threshold value of warning are more than predetermined value, root
Battery service life according to estimates is come the time interval that determines Yu sample next time, in the ambient parameter of present sample and early warning
When the difference of threshold value is less than predetermined value, according to the difference, the historical variations trend of the ambient parameter and this sampling with before
Time interval between once sampling is come the time interval that determines Yu sample next time；And
All ambient parameters obtained by the sampling of low-power wide area network real-time report.
2. the inspection shaft method of environmental monitoring according to claim 1 based on low-power consumption wide area network, it is characterised in that according to institute
State difference, the historical variations trend of the ambient parameter and this sampling it is preceding once sample between time interval come determine with
The time interval sampled next time includes：
The time interval for being determined and being sampled next time in a recursive manner according to equation below：
ΔTK=| Δ TK-1+[(SK-2-SK-1)/(SW-SK-1)]*ΔTK-2|
Wherein, acquisition time interval：ΔTK=TK-TK-1, TKFor kth acquisition time, TK-1For the acquisition time of present sample；
ΔTKFor the next sampling interval；ΔTK-1For this sampling interval；ΔTK-2For a preceding sampling interval；SK-1Obtained for present sample
The ambient parameter obtained；SK-2For the ambient parameter of preceding acquisition of once sampling；SWFor the threshold value of warning.
3. the inspection shaft method of environmental monitoring according to claim 1 based on low-power consumption wide area network, it is characterised in that according to estimating
The battery service life of meter includes come the time interval for determining with sampling next time：
The working life of battery is estimated according to equation below：
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Wherein, TLCFor the life cycle of battery, EBATFor the capacity of battery, PSThe electricity consumed by unitary sampling, PTFor single
Send the electricity that data are consumed, PLThe electricity consumed by self-discharge of battery, usThe electric current consumed by device standby state,
Δ t is total use time of battery；And,
According to the battery service life of estimation and predetermined life expectancy, the time interval of extension or shortening and sampling next time.
4. the inspection shaft method of environmental monitoring according to claim 3 based on low-power consumption wide area network, it is characterised in that according to estimating
The time interval of the battery service life of calculation and predetermined life expectancy, extension or shortening and sampling next time is according to all inspection shafts
The battery service life historical data of enviromental monitoring equipment adjusts the time interval.
5. the inspection shaft method of environmental monitoring according to claim 1 based on low-power wide area network, it is characterised in that described pre-
Definite value is 0.2 times of the corresponding threshold value of warning of the ambient parameter.
6. the inspection shaft method of environmental monitoring according to claim 1 based on low-power consumption wide area network, it is characterised in that the side
Method also includes：
When the battery service life of estimation is less than minimum life threshold value, alerted.
7. the inspection shaft method of environmental monitoring according to claim 1 based on low-power consumption wide area network, it is characterised in that it is described extremely
A few sensor is included in Temperature Humidity Sensor, gas sensor, leakage sensors, liquid level sensor and pressure sensor
One or more.
8. a kind of inspection shaft enviromental monitoring equipment based on low-power consumption wide area network, including：
At least one sensor；
Low-power consumption wan communication part；
Controller；
Memory, is performed for storing executable instruction, when the executable instruction is executed by a controller as in claim 1-7
Method described in any one.
9. a kind of inspection shaft environmental monitoring system based on low-power consumption wide area network, including：
Server；And
Multiple inspection shaft enviromental monitoring equipments as claimed in claim 8 based on low-power consumption wide area network.
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| CN201710431296.6A CN107222366B (en) | 2017-06-08 | 2017-06-08 | Inspection well environment monitoring method, equipment and system based on low-power-consumption wide area network |
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| CN107680359A (en) * | 2017-09-30 | 2018-02-09 | 南京南瑞集团公司 | A kind of integrated Internet of Things intelligent well cover |
| CN110166971A (en) * | 2019-05-21 | 2019-08-23 | 江南大学 | Low-consumption wireless communication device and system applied to inspection shaft pipe network |
| CN116095801A (en) * | 2023-04-13 | 2023-05-09 | 中国电信股份有限公司浙江分公司 | High-reliability energy-saving method and device for base station equipment |
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| CN107222366B (en) | 2019-12-20 |
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