CN106759130A - A kind of system and method for monitoring dam sack of rubber dam height - Google Patents
A kind of system and method for monitoring dam sack of rubber dam height Download PDFInfo
- Publication number
- CN106759130A CN106759130A CN201611039137.3A CN201611039137A CN106759130A CN 106759130 A CN106759130 A CN 106759130A CN 201611039137 A CN201611039137 A CN 201611039137A CN 106759130 A CN106759130 A CN 106759130A
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- dam
- height
- static pressure
- pressure transducer
- rubber
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/005—Deformable barrages or barrages consisting of permanently deformable elements, e.g. inflatable, with flexible walls
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Barrages (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The invention discloses a kind of system and method for monitoring dam sack of rubber dam height, by the first static pressure transducer, the top of dam sack of rubber dam is fixed on, the pressure of measurement dam bag top water level, second static pressure transducer, is fixed on the dam foundation of rubber dam, to measure the pressure of dam bag bottom water level；The water tank is stored with antifreeze medium, by connecting first static pressure transducer, the second static pressure transducer communicating pipe；First static pressure transducer, the second static pressure transducer connection collector, by the pressure obtained by sensor measurement, calculate the height at dam crest and dam bottom, so as to draw the height of dam sack of rubber dam.By the difference for measuring the height of dam bag and the height of upstream water level, it is possible to accurately calculate flood level, so as to realize adjusting the pressure of rubber dam, retaining and waterproof are accurately controlled in real time, it is ensured that the safe operation of dam body.So as to find potential dangerous situation, timely early warning is realized, effectively increase the safety monitoring level of dam body.
Description
Technical field
The present invention relates to a kind of system and method for monitoring dam sack of rubber dam height.
Background technology
With the development of China's water conservancy construction cause, rubber dam is occurred with the development of high molecular synthetic material
New hydraulic structure is planted, has the advantages that low cost, short time limit, instant effect, maintenance are small.
Rubber dam is primarily adapted for use in the gate dam engineering of low water head, large span, by the fabric synthetic fibers stress bone of high intensity
Constituted with synthetic rubber, be anchored on sole plate, form sealing pouch-shaped, be filled with water or gas, form dam.It is mainly characterized by
Can be lifted freely.To water-filling in rubber dam during dry season, such dam body will be raised, and can retain irrigation；Flood is arrived
Phase, water filling can be evacuated, make dam prostration river bed, allow flood to pass through.
Due to the particularity of rubber dam material, rubber dam bag how is monitored highly, be a problem for needing to solve.With
Water resources fund, information-based continuous construction and development, Intelligent remote monitoring system is in rubber dam project construction using more
Extensively, with modern information technologies, automatic technology, video image technology, Electronic transducer technology, computer networking technology, letter
Breath synthesis treatment technology etc., progressively builds up digitlization observing and controlling, management as core with engineering safety monitoring, scientific management service etc.
System, realize rubber dam retaining, pump valve control, generating, water levels of upstream and downstream, dam bag pressure, dam bag displacement it is isoparametric in real time
Sampling and correlation behavior monitoring.But it is always a problem, existing mechanical system, interior external pressure contrast side that rubber dam is highly monitored
The cordless such as formula, laser-ultrasound all have many drawbacks, not satisfactory, easily high by difficulty of construction, floating object, spilling water
The factor influence such as low change, so still relying on artificial observation for a long time；But rubber dam height is real-time water levels of upstream and downstream
The important evidence of regulation, should ensure that flood discharge will also pay attention to safely the inherently safe of dam body dam bag, so being badly in need of a kind of relatively easy
In construction, simple and flexible, the monitoring technology for firmly installing, not stopping river course and energy direct measurement dam bag height, while can
In high precision, Real-time Collection and intellectual analysis are alerted.
The content of the invention
The present invention is in order to solve the above problems, it is proposed that a kind of system and method for monitoring dam sack of rubber dam height, this hair
The bright direct measurement that can realize rubber dam height of dam rather than succinct reckoning, are avoided that the influence of external environment, by measuring dam again
The difference of the height of bag and the height of upstream water level, it is possible to accurately calculate flood level, so as to realize adjusting the pressure of rubber dam
Power, accurately controls retaining and waterproof, it is ensured that the safe operation of dam body in real time.So as to find potential dangerous situation in time, and
Shi Shixian early warning, effectively increases the safety monitoring level of dam body.
To achieve these goals, the present invention is adopted the following technical scheme that：
A kind of system for monitoring dam sack of rubber dam height, including the first static pressure transducer, the second static pressure transducer, collection
Device, water tank and communicating pipe, wherein, first static pressure transducer is fixed on the top of dam sack of rubber dam, measurement dam bag top water
The pressure of position, second static pressure transducer is fixed on the dam foundation of rubber dam, to measure the pressure of dam bag bottom water level；Institute
State water tank to be stored with antifreeze medium, by connecting first static pressure transducer, the second static pressure transducer communicating pipe；First static pressure
Sensor, the second static pressure transducer connection collector, by the pressure obtained by sensor measurement, calculate the height at dam crest and dam bottom
Degree, so as to draw the height of dam sack of rubber dam.
Liquid level sensor is provided with the water tank, the liquid level of antifreeze medium in water tank is measured in real time.
First static pressure transducer, the second static pressure transducer are connected with collector by sensor feeder line, the sensing
Device feeder line includes signal transmssion line and power line, is powered to the first static pressure transducer, the second static pressure transducer by collector, while
The pressure signal for obtaining is tested in reception.
Antifreeze medium is filled with the communicating pipe.
The connecting pipeline uses PEX-b crosslinked polyethylene composite pipe materials.
A kind of method of real-time measurement dam sack of rubber dam height, comprises the following steps：
(1) installed at rubber dam dam crest and fix the first static pressure transducer, the second static pressure transducer is fixed in dam bag bottom；
(2) according to the pressure at the top and bottom of dam bag, the present position at the top and bottom of calculating dam bag highly calculates dam bag
Height；
(3) according to drawn dam bag height and current level is measured highly, carry out rubber dam retaining or discharge water
Regulation.
In the step (1), the first static pressure transducer is fixed at the top of dam bag, the second static pressure sensing is fixed on the dam foundation
Device, two static pressure transducers according to connection liquid principle, connected with a pipeline for closing.
The step (2), the pressure of dam bag top the first static pressure transducer measurement is PT, dam bag bottom second static pressure sensing
The pressure of device B measurements is PB, is calculated respectively according to liquid pressure formula, dam crest height HT, dam bottom height HB, calculates dam bag
Highly it is：HRD=HT-HB.
The step (3), according to measuring drawn dam bag height HRD, and known upstream water level height HW, the two it
Difference, exactly flow through dam bag flood level, according to obtain flood level control rubber dam retaining or discharge water, change rubber dam
Pressure.
The step (3), it is ensured that the water level of connecting pipeline top water tank meets liquid level sensor and is submerged in water tank liquid,
When less than setting value, alarm is realized.
Beneficial effects of the present invention are：The present invention can realize the direct measurement of rubber dam height of dam rather than succinct reckoning, together
When be avoided that the influence of external environment again；By the difference for measuring the height of dam bag and the height of upstream water level, it is possible to accurate meter
Flood level is calculated, so as to realize adjusting the pressure of rubber dam, retaining and waterproof is accurately controlled in real time, it is ensured that the peace of dam body
Row for the national games.So as to find potential dangerous situation, timely early warning is realized, effectively increase the safety monitoring level of dam body.
Brief description of the drawings
Fig. 1 is schematic device in the present invention.
Fig. 2 is dam sack of rubber dam elevation carrection flow chart.
Specific embodiment：
The invention will be further described with embodiment below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of system for monitoring dam sack of rubber dam height, including dam bag top static pressure sensor T, dam bag bottom
Portion static pressure transducer B, collector, sensor feeder line, water tank, communicating pipe, and liquid level sensor.
Dam bag top static pressure sensor T, is fixed on the top of dam sack of rubber dam, for measuring the pressure of dam bag top water level
Power.
Dam bag bottom static pressure transducer B, be fixed on the dam foundation of rubber dam, that is, rubber dam bottom, for measuring
The pressure of dam bag bottom water level.
Collector, is connected with static pressure transducer T and static pressure transducer B, the pressure P obtained by sensor is measured, according to
Computing formula P=ρ g h, calculate the height at dam crest and dam bottom, so as to draw the height of dam sack of rubber dam.
Sensor feeder line：It is the connecting line between hydrostatic sensor and collector, including signal transmssion line and power supply
Line, by collector to sensor power, while collector collection sensor tests the pressure signal for obtaining.
Water tank：Air is connected using molecular level filter, while avoiding the too fast evaporation of media fluid in case again；To ensure the winter
Liquid freezes in Ji Guanlu, and medium selects anti-icing fluid, and more than -40 DEG C are preferably selected to adapt to northern cold climate anti-icing fluid freezing point
Specification.In implementation, ethylene glycol is selected, its most outstanding feature is antifreeze, and water can not be antifreeze.Secondly, ethylene glycol boiling point is high, waves
Hair property is small, modest viscosity and varies with temperature small, and heat endurance is good.Therefore, ethylene glycol type anti-icing fluid is a kind of preferably cold
But liquid.Freezing point scope is between -25 DEG C to -50 DEG C；Communicating pipe, is closing pipe line, for connecting and connect dam bag top static pressure
Sensor T and dam bag bottom static pressure transducer B, and water tank.Liquid in closing pipe line is the anti-icing fluid in water tank.Communicating pipe
Road uses PEX-b crosslinked polyethylene composite pipe materials, and calorific intensity high and low temperature good toughness, creep resisting ability are strong, and 70 DEG C continuously use the longevity
Life is not less than 50 years.
The liquid level sensor：It is placed in water tank, the water level of anti-icing fluid in water tank is measured in real time, it is ensured that connecting pipeline top
The water level of water tank is held, the water level in water tank must is fulfilled for sensor and is submerged in water tank liquid, when less than setting value, realize accusing
It is alert.
As shown in Figure 2：A kind of method for monitoring dam sack of rubber dam height, comprises the following steps：
1st, measurement dam crest pressure PT：By dam bag top static pressure sensor T, the pressure at the top of measurement dam bag is PT
2nd, measurement dam bottom pressure PB：By dam bag bottom static pressure transducer T, the pressure of measurement dam bag bottom is PB
3rd, the height of water level at dam crest and dam bottom is calculated：According to liquid pressure formula：
P=ρ g h, ρ Media densities, g gravitational constants, h depth；
Calculate respectively, dam crest height HT, dam bottom height HB
4th, dam bag height is calculated：According to the dam crest height HT that step 3 is calculated, dam bottom height HB, the height of dam bag is drawn
Spend and be：HRD=HT-HB
5th, spillway discharge is calculated：According to the drawn dam bag height HRD of measurement, and known upstream water level height HW, the two
Difference, exactly flow through dam bag flood level.
6th, dam body pressure is adjusted：Flood level is obtained according to step 5, it is possible to control the retaining of rubber dam or discharge water,
So as to change the pressure of rubber dam, it is ensured that the safe operation of dam body.
In the water tank that connecting pipeline is connected, there is anti-icing fluid, what anti-icing fluid selected adaptation selects northern cold climate anti-icing fluid
Freezing point preferably selects more than -40 DEG C of specification, it is ensured that liquid does not freeze in winter pipeline.In water tank, liquid level sensor is placed with,
The water level of anti-icing fluid in water tank is measured in real time, it is ensured that the water level of connecting pipeline top water tank, the water level in water tank must is fulfilled for passing
Sensor is submerged in water tank liquid, when less than setting value, realizes alarm.
Although above-mentioned be described with reference to accompanying drawing to specific embodiment of the invention, not to present invention protection model
The limitation enclosed, one of ordinary skill in the art should be understood that on the basis of technical scheme those skilled in the art are not
Need the various modifications made by paying creative work or deformation still within protection scope of the present invention.
Claims (10)
1. it is a kind of monitor dam sack of rubber dam height system, it is characterized in that：Sensed including the first static pressure transducer, the second static pressure
Device, collector, water tank and communicating pipe, wherein, first static pressure transducer is fixed on the top of dam sack of rubber dam, measures dam
The pressure of bag top water level, second static pressure transducer is fixed on the dam foundation of rubber dam, to measure dam bag bottom water level
Pressure；The water tank is stored with antifreeze medium, by connecting first static pressure transducer, the second static pressure transducer communicating pipe；
First static pressure transducer, the second static pressure transducer connection collector, by sensor measurement obtained by pressure, calculate dam crest and
The height at dam bottom, so as to draw the height of dam sack of rubber dam.
2. a kind of system for monitoring dam sack of rubber dam height as claimed in claim 1, it is characterized in that：It is provided with the water tank
Liquid level sensor, measures the liquid level of antifreeze medium in water tank in real time.
3. a kind of system for monitoring dam sack of rubber dam height as claimed in claim 1, it is characterized in that：The first static pressure sensing
Device, the second static pressure transducer are connected with collector by sensor feeder line, and the sensor feeder line includes signal transmssion line and electricity
Source line, is powered by collector to the first static pressure transducer, the second static pressure transducer, while receiving the pressure letter tested and obtain
Number.
4. a kind of system for monitoring dam sack of rubber dam height as claimed in claim 1, it is characterized in that：Filled in the communicating pipe
There is antifreeze medium.
5. a kind of system for monitoring dam sack of rubber dam height as claimed in claim 1, it is characterized in that：Connecting pipeline uses PEX-
B crosslinked polyethylene composite pipe materials.
6. it is a kind of it is real-time measurement dam sack of rubber dam height method, it is characterized in that：Comprise the following steps：
(1) installed at rubber dam dam crest and fix the first static pressure transducer, the second static pressure transducer is fixed in dam bag bottom；
(2) according to the pressure at the top and bottom of dam bag, the present position at the top and bottom of calculating dam bag highly calculates the height of dam bag
Degree；
(3) according to the drawn dam bag height of measurement and current level highly, rubber dam retaining or the regulation for discharging water are carried out.
7. the method for a kind of real-time measurement dam sack of rubber dam height as claimed in claim 6, it is characterized in that：The step (1)
In, the first static pressure transducer is fixed at the top of dam bag, the second static pressure transducer is fixed on the dam foundation, according to connection liquid principle, use
A piece pipeline for closing gets up two static pressure transducer connections.
8. the method for a kind of real-time measurement dam sack of rubber dam height as claimed in claim 6, it is characterized in that：The step (2),
The pressure of dam bag top the first static pressure transducer measurement is PT, and the pressure of dam bag bottom the second static pressure transducer B measurements is PB, root
Calculated respectively according to liquid pressure formula, dam crest height HT, dam bottom height HB, the height for calculating dam bag is：HRD=HT-HB.
9. the method for a kind of real-time measurement dam sack of rubber dam height as claimed in claim 6, it is characterized in that：The step (3),
According to drawn dam bag height HRD, and known upstream water level height HW, the difference between the two is measured, overflowing for dam bag is exactly flowed through
Flowing water position, according to obtain flood level control rubber dam retaining or discharge water, change rubber dam pressure.
10. the method for a kind of real-time measurement dam sack of rubber dam height as claimed in claim 6, it is characterized in that：The step
(3), it is ensured that the water level of connecting pipeline top water tank meets liquid level sensor and is submerged in water tank liquid, when less than setting value,
Realize alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611039137.3A CN106759130B (en) | 2016-11-21 | 2016-11-21 | A kind of system and method monitoring dam sack of rubber dam height |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611039137.3A CN106759130B (en) | 2016-11-21 | 2016-11-21 | A kind of system and method monitoring dam sack of rubber dam height |
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| Publication Number | Publication Date |
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| CN106759130A true CN106759130A (en) | 2017-05-31 |
| CN106759130B CN106759130B (en) | 2019-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611039137.3A Active CN106759130B (en) | 2016-11-21 | 2016-11-21 | A kind of system and method monitoring dam sack of rubber dam height |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110487191A (en) * | 2019-08-15 | 2019-11-22 | 中水淮河规划设计研究有限公司 | A kind of dam sack of rubber dam elevation carrection structure and method |
| CN114166169A (en) * | 2021-12-29 | 2022-03-11 | 明石创新(烟台)微纳传感技术研究院有限公司 | Rubber dam appearance measuring device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6030710A (en) * | 1983-07-27 | 1985-02-16 | Nippon Koei Kk | Detector for height of rubber dam |
| KR101054655B1 (en) * | 2009-02-03 | 2011-08-08 | 주식회사 일청엔지니어링 | Operation method of rubber dam with easy water level control |
| CN103954318A (en) * | 2014-04-01 | 2014-07-30 | 山东康威通信技术股份有限公司 | Rubber dam vibration deformation and dynamic overflowing water level monitoring and analyzing system and method |
| CN204423119U (en) * | 2015-02-07 | 2015-06-24 | 杭州国望科技有限公司 | Rubber dam supervisory system |
| CN204510155U (en) * | 2015-02-07 | 2015-07-29 | 杭州国望科技有限公司 | Rubber dam |
| CN104895015A (en) * | 2015-06-04 | 2015-09-09 | 烟台桑尼橡胶有限公司 | Automatic dam height control device for water-filled rubber dam |
| CN204982800U (en) * | 2015-07-28 | 2016-01-20 | 华自科技股份有限公司 | Automatic control device of rubber dam |
-
2016
- 2016-11-21 CN CN201611039137.3A patent/CN106759130B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6030710A (en) * | 1983-07-27 | 1985-02-16 | Nippon Koei Kk | Detector for height of rubber dam |
| KR101054655B1 (en) * | 2009-02-03 | 2011-08-08 | 주식회사 일청엔지니어링 | Operation method of rubber dam with easy water level control |
| CN103954318A (en) * | 2014-04-01 | 2014-07-30 | 山东康威通信技术股份有限公司 | Rubber dam vibration deformation and dynamic overflowing water level monitoring and analyzing system and method |
| CN204423119U (en) * | 2015-02-07 | 2015-06-24 | 杭州国望科技有限公司 | Rubber dam supervisory system |
| CN204510155U (en) * | 2015-02-07 | 2015-07-29 | 杭州国望科技有限公司 | Rubber dam |
| CN104895015A (en) * | 2015-06-04 | 2015-09-09 | 烟台桑尼橡胶有限公司 | Automatic dam height control device for water-filled rubber dam |
| CN204982800U (en) * | 2015-07-28 | 2016-01-20 | 华自科技股份有限公司 | Automatic control device of rubber dam |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110487191A (en) * | 2019-08-15 | 2019-11-22 | 中水淮河规划设计研究有限公司 | A kind of dam sack of rubber dam elevation carrection structure and method |
| CN114166169A (en) * | 2021-12-29 | 2022-03-11 | 明石创新(烟台)微纳传感技术研究院有限公司 | Rubber dam appearance measuring device |
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| Publication number | Publication date |
|---|---|
| CN106759130B (en) | 2019-02-15 |
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Address after: 250101 A203, block F, entrepreneurship square, Qilu Software Park, No.1 Shunhua Road, high tech Development Zone, Jinan City, Shandong Province Patentee after: Conway Communication Technology Co., Ltd Address before: 250101 Qilu Software Park, No. 1 Shunhua Road, Jinan High-tech Development Zone, Shandong Province, A 203 Patentee before: SHANDONG KANGWEI COMMUNICATION TECHNOLOGY Co.,Ltd. |