CN109613629A - A kind of power station rainfall dynamic monitoring system - Google Patents
A kind of power station rainfall dynamic monitoring system Download PDFInfo
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- CN109613629A CN109613629A CN201811638966.2A CN201811638966A CN109613629A CN 109613629 A CN109613629 A CN 109613629A CN 201811638966 A CN201811638966 A CN 201811638966A CN 109613629 A CN109613629 A CN 109613629A
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- fixedly connected
- monitoring platform
- power station
- monitoring system
- dynamic monitoring
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01W—METEOROLOGY
- G01W1/00—Meteorology
- G01W1/14—Rainfall or precipitation gauges
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- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
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Abstract
The invention discloses a kind of power station rainfall dynamic monitoring systems, including monitoring platform, fixed pedestal and power generator, middle side part is fixedly connected with power generator under monitoring platform, and monitoring platform lower edge is equipped with floating block, information transceiver, rain gage bucket and warning light are successively fixedly mounted outward from middle part on the upside of monitoring platform, monitoring platform side is equipped with anticollision device, collision-prevention device, and monitoring platform is fixedly connected by steel wire cable with fixed pedestal；Anticollision device, collision-prevention device of the present invention ensures the stability that the present invention works in river, it not only can be using rain gage bucket to small range Precipitation measurement, and, hydraulic pressure sensor and flowmeter cooperation, and shaft counter and angular transducer cooperate, large-scale rainfall is measured indirectly by measuring river water situation of change, not only save construction monitoring device cost, and the data precision is higher, furthermore it is present invention energy supply that there are power generator more rotors, which to improve generating efficiency, it avoids relying on external electric energy, it is applied widely.
Description
Technical field
The invention belongs to weather monitoring technical field, in particular to a kind of power station rainfall dynamic monitoring system.
Background technique
Power station is the integration engineering facility that water energy is converted to electric energy, also known as hydroelectric power plant, builds power station with various function
With；Power station generates a large amount of electric energy and ensures the Electrical Safety of people, while improving the shipping ability having on power station, promotees
Into expanding economy, power station can water storage in the short time, effectively avoid the generation of flood damage, ensured downstream
The safety of densely inhabited district and major economic city.
For the safety for ensuring power station, rational utilization of water resources improves generating efficiency, avoids the power dissipation of generator,
The rainfall to each tributary in power station upstream is needed to be monitored, since the range of rainfall is usually relatively wide, and various regions rainfall
Difference is limited by rain gage bucket monitoring range, and traditional rainfall monitoring system is the accuracy for guaranteeing rainfall monitoring, usually
Need to build a large amount of rainfall monitoring station, each rainfall monitoring station needs to set up multiple rain gage buckets and is monitored to rainfall, largely
Rainfall monitoring station construction cost it is high and difficult in maintenance, therefore there is an urgent need to a kind of rainfall monitoring range is wide, cost
It is low, and the higher rainfall of monitoring accuracy monitors system.
Summary of the invention
It is an object of the invention to provide a kind of power station rainfall dynamic monitoring systems, are asked with solve to propose in background technique
Topic.
To solve the above-mentioned problems, the present invention provides a kind of technical solutions: a kind of power station rainfall dynamic monitoring system
It unites, including monitoring platform, fixed pedestal and power generator, middle side part is fixedly connected with tool and turns there are four independent under the monitoring platform
The power generator of son, and the monitoring platform lower edge is equipped with floating block, on the upside of the monitoring platform outward successively from middle part
It is fixedly mounted information transceiver, rain gage bucket and warning light, the monitoring platform side passes through the first fixed block and anticollision device, collision-prevention device
Shaft rotation connection, the shaft side are socketed anticollision roller, are turned inside the monitoring platform by rolling bearing and Scroll
The winding slot inside of dynamic connection, the Scroll both ends is wound with steel wire cable, and the steel wire cable passes through flat across monitoring
The angle measurement unit of platform downside is fixedly connected with the second fixed block on the upside of fixed pedestal.
The shell of the power generator is fixedly connected by third fixed block with monitoring platform, fixed in the middle part of the shell to connect
Fixed link is connect, the fixed link side is socketed first sleeve, and the first sleeve is wound with coil, and rotation connects on the outside of the coil
Multiple magnet are connect, are fixedly connected on the outside of the magnet with corresponding second sleeve.
The Scroll right end is fixedly connected with motor, and the Scroll left end is fixedly connected with closing piece, the closing piece
Left side is equipped with self-locking device, and the self-locking device includes telescopic rod, and the telescopic rod is fixedly connected with lock collar, the lock collar left end
Medial surface is equipped with bolt, and the bolt and closing piece side fixation hole are cooperatively connected, and the lock collar right end side is by spring and turns
Axis counter is fixedly connected.
The angle measurement unit includes conduit, and the conduit lower end is fixedly connected with angular transducer, in the conduit
Equipped with spherical groove, the spherical groove and hemisphere jut cooperation are rotatablely connected, and are fixed on the downside of the hemisphere jut with guide pipe
Connection, the steel wire cable sequentially pass through conduit, hemisphere jut and guide pipe.
As preferred: the fixed pedestal upper side has from left to right to be fixedly connected sequentially water pump, hydraulic pressure sensor and flow
Meter.
As preferred: the second sleeve lateral surface is fixedly connected with blade, and the adjacent second sleeve is equipped with sealing ring,
The sealing ring is affixed by connection sheet and shell.
As preferred: the bottommost blade corresponds to shell side equipped with strainer.
As preferred: being equipped with limiting slot on the left of the fixation hole, and the fixation hole and bolt contact side are equipped with pressure
Sensor.
As preferred: being equipped with cavity on the upside of the spherical groove.
Beneficial effects of the present invention: anticollision device, collision-prevention device of the present invention avoids foreign matter in river and hits the damage present invention, it is ensured that work
The stability of work, in the monitoring process to rainwater, using rain gage bucket to small range Precipitation measurement, by hydraulic pressure sensor and
Flowmeter cooperation and shaft counter and angular transducer cooperation, are measured on a large scale indirectly by measuring river water situation of change
Rainfall, not only save construction monitoring device cost, and the data precision is higher, and furthermore power generator has more rotors
Improving generating efficiency is present invention energy supply, avoids relying on external electric energy, applied widely.
Detailed description of the invention
Fig. 1 is integrated machine composition of the present invention；
Fig. 2 is generating device structure figure of the present invention；
Fig. 3 is self-locking device structure chart of the present invention；
Fig. 4 is angle measurement unit structure chart of the present invention.
Description of symbols:
1 monitoring platform；101 first fixed blocks；
2 fixed pedestals；201 second fixed blocks；
3 power generator；
4 motors；
5 Scrolls；501 rolling bearings；
6 winding slots；
7 steel wire cables；
8 information transceivers；
9 rain gage buckets；
10 warning lights；
11 floating blocks；
12 self-locking devices；
13 anticollision device, collision-prevention devices；1301 shafts；1302 anticollision rollers；
14 angle measurement units；
15 water pumps；
16 hydraulic pressure sensors；
17 flowmeters；
18 shells；1801 third fixed blocks；
19 fixed links；
20 first sleeves；
21 coils；
22 strainers；
23 second sleeves；
24 magnet；
25 blades；
26 connection sheets；
27 sealing rings；
28 lock collars；2801 bolts；
29 telescopic rods；
30 springs；
31 shaft counters；
32 closing pieces；
3201 fixation holes；
3202 limiting slots；3203 pressure sensors；
33 conduits；3301 cavitys；3302 spherical grooves；
34 angular transducers；
35 hemisphere juts；
36 guide pipes.
Specific embodiment
Technology contents, construction feature, the objects and the effects for detailed description technical solution, below in conjunction with specific reality
It applies example and attached drawing is cooperated to be explained in detail.
As shown in Figs 1-4, present embodiment uses a kind of following technical scheme: power station rainfall dynamic monitoring system
System, including monitoring platform 1, fixed pedestal 2 and power generator 3, the lower middle side part of the monitoring platform 1 is fixedly connected with tool, and there are four solely
The power generator 3 of vertical rotor, and 1 lower edge of the monitoring platform is fixedly connected with floating block 11, on the upside of the monitoring platform 1 from
Information transceiver 8, rain gage bucket 9 and warning light 10 is successively fixedly mounted in middle part outward, and 1 two sides of monitoring platform are divided up and down
It not setting there are two the first fixed block 101,1301 both ends of shaft of first fixed block 101 and anticollision device, collision-prevention device 13 are rotatablely connected,
1301 side of shaft is fixedly attached anticollision roller 1302, passes through rolling bearing 501 and Scroll inside the monitoring platform 1
5 rotation connections, the inside of winding slot 6 at 5 both ends of Scroll are wound with steel wire cable 7, the steel wire cable 7 pass through across
The angle measurement unit 14 of 1 downside of monitoring platform is fixedly connected with the second fixed block 201 of 2 upside of fixed pedestal, described solid
Determine pedestal 2 and is fixed on river bed portion.
The shell 18 of the power generator 3 is fixedly connected with third fixed block 1801, the third fixed block 1801 and prison
It surveys 1 downside of platform to be fixedly connected, 18 middle part of shell is fixedly connected with 19 both ends of fixed link, and 19 side of fixed link is solid
Surely it is socketed first sleeve 20,20 side of first sleeve is wound with coil 21, is rotatablely connected magnet 24 on the outside of the coil 21,
The magnet 24 is fixedly connected with second sleeve 23, and the 23 lateral surface annular of second sleeve is uniformly distributed blade 25, the leaf
Piece 25 is fixedly connected with 23 lateral surface of second sleeve.
5 right end of Scroll is fixedly connected with motor 4, and 5 left end of the Scroll is fixedly connected with closing piece 32, described
Self-locking device 12 is equipped on the left of closing piece 32, the self-locking device 12 includes telescopic rod 29, and 29 left end of telescopic rod and monitoring are flat
11 inner sidewall of platform is fixedly connected, and is fixedly connected in the middle part of 29 right end of telescopic rod and 28 left end lateral surface of lock collar, the lock collar 28
There are four bolt 28, the bolts 28 to be cooperatively connected with 32 side ring fixation hole 3201 of closing piece for left end medial surface annular spread, institute
It states 28 right end side of lock collar to be fixedly connected by spring 30 with shaft counter 31, the shaft counter 31 is matched with Scroll 5
Trap connects.
The angle measurement unit 14 includes conduit 33, and 33 lower end of conduit is fixedly connected with angular transducer 34, institute
It states and is equipped with spherical groove 3302 in conduit 33, the spherical groove 3302 is rotatablely connected with the cooperation of hemisphere jut 35, the spherical shape
35 downside of protrusion is fixedly connected with guide pipe 36, is fixedly connected on the downside of 33 upper end of conduit and monitoring platform 1, and the steel wire
Rope 7 sequentially passes through conduit 33, hemisphere jut 35 and guide pipe 36.
2 upper side of fixed pedestal has from left to right to be fixedly connected sequentially water pump 15, hydraulic pressure sensor 16 and flowmeter 17,
15 pump mouth of water pump is directly connected with river water, and 15 discharge outlet of water pump leads to hydraulic pressure sensor 16 and flowmeter 17 is regular
Clear up sludge.
The adjacent second sleeve 23 is equipped with sealing ring 27 and is sealed water-proofing treatment, 27 medial surface of sealing ring and length
The side of bar shaped connection sheet 26 is fixedly connected, and 26 both ends of connection sheet and shell 18 are affixed, the coil 21 and magnet 24 with
There is gap between connection sheet 26, avoiding the rotation of magnet 24 is rubbed with connection sheet 26.
The corresponding shell side of the bottommost blade 18 is equipped with strainer 22, for that will filter the river water for entering power generator 3.
It is equipped with the limiting slot 3202 of divergent contour on the left of the fixation hole 3201, bolt 2801 is facilitated to be inserted into fixation hole 3201,
And the fixation hole 3201 contacts side with bolt 2801 and is equipped with pressure sensor 3203.
Cavity 3301 is equipped on the upside of the spherical groove 3302, protection steel wire cable 7 prevents 35 rotation process of hemisphere jut
Middle extruded cords rope 7.
Working principle: being fixed on river bed portion for fixed pedestal 2, while keeping afloat on the buoyancy of the dependence water of monitoring platform 1,
It is using steel wire cable 7 that monitoring platform 1 is fixed, while warning light 10 is opened, and is reminded and is nearby travelled ship, monitoring platform 1 is in river
Movement occurs under the action of water slug and causes 7 sound producing excursions of steel wire cable, causes hemisphere jut 35 to rotate, spherical protuberances 35 make to lead
Angle change occurs to pipe 36, according to the synthesis and decomposition principle of power, is drawn using the pulling force F_ of steel wire cable 7,36 jiaos of guide pipe
Relationship between degree θ and 1 buoyancy F_ of monitoring platform is floating, confirmation 1 buoyancy F_ of monitoring platform float size, pass through 1 buoyancy F_ of monitoring platform
It floats and exposes the horizontal plane with the relationship of draft confirmation monitoring platform 1, change when eagre causes buoyancy F_ to float, and reach
When to pre-set buoyancy value, control telescopic rod 29 is shunk, and Scroll 5 rotates, and discharges one section of steel wire cable 7, while shaft
Counter 31 records 5 rotating cycle n of Scroll, so that monitoring platform 1 is swum in the water surface always, avoids being flooded not, work as rainwater
Later, after water surface decline, 1 buoyancy F_ of monitoring platform is floating to be restored to nature value, opens motor 4, turned up portion steel wire cable
7, steel wire cable 7 is restored to the length before rainfall, during river-flow, after water flows through filter screen 22, pushes blade
25 rotation power generations, generating electricity using power generator 3 is present invention energy supply.
After rainfall occurs, rainwater is collected using rain gage bucket 9, small range rainfall is directly measured, meanwhile, utilize pressure
Force snesor 3203 measures between bolt 2801 and fixation hole 3201 because steel wire cable 7 pulls the pulling force F_ drawing that winding slot 6 generates
Signal, 34 measuring steel wire rope 7 of angular transducer cause 36 angle, θ variable signal of guide pipe, and flowmeter 17 measures river bed water flow
Speed μ, hydraulic pressure sensor 16 measure river bed hydraulic pressure P_1.
Small range rainfall signal that information transmitter 8 measures rain gage bucket 9,7 pulling force F_ of steel wire cable draw signal, guide pipe
36 rotational angle θ signals, river bed water velocity μ and river bed hydraulic pressure P_1 signal are sent to Hydropower Station Monitor center, monitoring center
The small range rainfall data that rain gage bucket 9 measures is directly displayed, while signal, 36 turns of guide pipe are drawn to 7 pulling force F_ of steel wire cable
Dynamic angle, θ signal, river bed water velocity μ and river bed hydraulic pressure P_1 are handled.
Data processing includes: to draw tan θ=ρ using impact force formula F _ punching=F_ of mechanical theory analysis monitoring platform 1
Pulling force signal is converted into water surface flow velocity V by gWV^2, and wherein W is the horizontal width of water slug monitoring platform 1, and ρ is the density of water.
According to water flow rule, the flat of river is obtained as basic parameter analysis according to water surface flow velocity V and river bed water velocity μ
Equal flow velocity V_ averagely=(V+ μ)/2, while determining steel wire cable 7 compared to original variation length according to 5 rotating cycle n of Scroll
Cn is added with the length of original steel wire cable 7 and obtains final length L by Cn, and wherein C is Scroll side perimeter, in conjunction with leading
It is analyzed to 36 rotational angle θ of pipe, determines river water depth H=LCOS θ, river is obtained according to Bernoulli equation E=ρ g+V^2/2g
Mean flow rate theoretical value v, wherein E is the river bed hydraulic pressure P_1 that hydraulic pressure sensor 16 is directly measured from, according to the mean flow in river
Fast theoretical value v, is modified the average flow rate in river, and Hydropower Station Monitor center is according to the average flow rate in river after amendment later
Confirm the water of river water caused by rainfall.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, the technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention, the claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (9)
1. a kind of power station rainfall dynamic monitoring system, including monitoring platform (1), fixed pedestal (2) and power generator (3),
It is characterized by: middle side part is fixedly connected with the power generator (3) having there are four independent rotor, and institute under the monitoring platform (1)
Monitoring platform (1) lower edge is stated equipped with floating block (11), monitoring platform (1) upside is successively fixedly mounted outward from middle part
Information transceiver (8), rain gage bucket (9) and warning light (10), monitoring platform (1) side by the first fixed block (101) with
The shaft (1301) of anticollision device, collision-prevention device (13) is rotatablely connected, and shaft (1301) side is socketed anticollision roller (1302), the prison
It surveys inside platform (1) and is rotatablely connected by rolling bearing (501) and Scroll (5), the winding slot at Scroll (5) both ends
(6) inside is wound with steel wire cable (7), and the steel wire cable (7) passes through the angle measurement across monitoring platform (1) downside
Device (14) is fixedly connected with the second fixed block (201) on the upside of fixed pedestal (2).
2. a kind of power station rainfall dynamic monitoring system according to claim 1, it is characterised in that: the power generator
(3) shell (18) is fixedly connected by third fixed block (1801) with monitoring platform (1), fixed in the middle part of the shell (18) to connect
It connects fixed link (19), fixed link (19) side is socketed first sleeve (20), and the first sleeve (20) is wound with coil
(21), be rotatablely connected multiple magnet (24) on the outside of the coil (21), on the outside of the magnet (24) with corresponding second sleeve (23)
It is fixedly connected.
3. a kind of power station rainfall dynamic monitoring system according to claim 1, it is characterised in that: the Scroll
(5) right end is fixedly connected with motor (4), and the Scroll (5) left end is fixedly connected with closing piece (32), and the closing piece (32) is left
Side is equipped with self-locking device (12), and the self-locking device (12) includes telescopic rod (29), and the telescopic rod (29) and lock collar (28) are solid
Fixed connection, lock collar (28) the left end medial surface are equipped with bolt (28), the bolt (28) and closing piece (32) side fixation hole
(3201) it is cooperatively connected, lock collar (28) right end side is fixedly connected by spring (30) with shaft counter (31).
4. a kind of power station rainfall dynamic monitoring system according to claim 1, it is characterised in that: the angle measurement
Device (14) includes conduit (33), and conduit (33) lower end is fixedly connected with angular transducer (34), in the conduit (33)
Equipped with spherical groove (3302), the spherical groove (3302) and hemisphere jut (35) cooperation are rotatablely connected, the hemisphere jut
(35) downside is fixedly connected with guide pipe (36), and the steel wire cable (7) sequentially passes through conduit (33), hemisphere jut (35) and leads
To pipe (36).
5. a kind of power station rainfall dynamic monitoring system according to claim 1, it is characterised in that: the fixed pedestal
(2) upper side has from left to right to be fixedly connected sequentially water pump (15), hydraulic pressure sensor (16) and flowmeter (17).
6. a kind of power station rainfall dynamic monitoring system according to claim 2, it is characterised in that: the second sleeve
(23) lateral surface is fixedly connected blade (25), and the adjacent second sleeve (23) is equipped with sealing ring (27), the sealing ring
(27) affixed by connection sheet (26) and shell (18).
7. a kind of power station rainfall dynamic monitoring system according to claim 2, it is characterised in that: the bottommost blade
(25) corresponding shell (18) side is equipped with strainer (22).
8. a kind of power station rainfall dynamic monitoring system according to claim 3, it is characterised in that: the fixation hole
(3201) left side is equipped with limiting slot (3202), and the fixation hole (3201) and bolt (2801) contact side are equipped with pressure sensing
Device (3203).
9. a kind of power station rainfall dynamic monitoring system according to claim 4, it is characterised in that: the spherical groove
(3302) upside is equipped with cavity (3301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811638966.2A CN109613629B (en) | 2018-12-29 | 2018-12-29 | Dynamic monitoring system for rainfall capacity of hydropower station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811638966.2A CN109613629B (en) | 2018-12-29 | 2018-12-29 | Dynamic monitoring system for rainfall capacity of hydropower station |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109613629A true CN109613629A (en) | 2019-04-12 |
| CN109613629B CN109613629B (en) | 2021-06-15 |
Family
ID=66015759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811638966.2A Active CN109613629B (en) | 2018-12-29 | 2018-12-29 | Dynamic monitoring system for rainfall capacity of hydropower station |
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Address after: 350001 Building 21, Software Park B, 89 Software Avenue, Gulou District, Fuzhou City, Fujian Province Applicant after: East China Survey and Design Institute (Fujian) Co., Ltd. Address before: 350001 Building 21, Software Park B, 89 Software Avenue, Gulou District, Fuzhou City, Fujian Province Applicant before: Huadong Rock-Soil Engineering Co., Ltd., Fujian |
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