CN209014961U - A kind of new type water power station technology water supply intelligence control system based on fault diagnosis - Google Patents
A kind of new type water power station technology water supply intelligence control system based on fault diagnosis Download PDFInfo
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Abstract
A kind of new type water power station technology water supply intelligence control system based on fault diagnosis provided by the utility model, comprising: monitoring center, display, fault diagnosis module, pump motor group, water filter group, electric ball valve group, shows stream signal meter, general pipeline electromagnetic flowmeter and water temperature transmitter at technical water supply intelligent controlling device；Fault diagnosis module includes vibrating sensor group, infrared sensor group, current sensor group and voltage sensor group；Solves the problems, such as easy break-down of the existing technology, practicability is low caused by not convenient for safeguarding and structure is complicated, the generation that is unable to monitor failure, needs a large amount of manpowers to carry out investigation maintenance and is unable to the operation conditions and query history operation data of real-time display system.
Description
Technical field
The utility model belongs to power station technical field, and in particular to a kind of new type water power station technology based on fault diagnosis
Water supply intelligence control system.
Background technique
Power station water management system is the important component of the public ancillary equipment in power station, in order to provide water
The cooling water of power station running equipment, normal operation are to guarantee that the operation of power station water cooling system or even generator operate normally hair
The precondition of electricity.
The prior art has the following problems:
(1) currently, based on traditional conventional relays control, three element electric machines control technology (breaker, contactor, heat
Relay), unity logic processing weak signal testing technology control system, easy break-down, not convenient for safeguarding and structure is complicated,
Cause practicability low；
(2) system of the prior art is unable to monitor the generation of failure, endangers the safety of staff, when an error occurs,
A large amount of manpowers are needed to carry out investigation maintenance；
(3) existing system needs to monitor in real time the operation conditions in patrol power station, and human resources investment is big, is unsatisfactory for current
The few people on duty in power station, unattended development needs, while cannot with full factory's monitoring system realize Large Volume Data hand over
Change, human-computer dialogue it is single, be unable to the operation conditions and query history operation data of real-time display system.
Utility model content
For above-mentioned deficiency in the prior art, a kind of save the cost investment provided by the utility model, practicability are high, real
When property is good and the good new type water power station technology water supply intelligence control system based on fault diagnosis of timeliness, existing for solving
Easy break-down existing for technology, practicability is low caused by not convenient for safeguarding and structure is complicated, the generation that is unable to monitor failure, needs
The problem of a large amount of manpowers carry out investigation maintenance and are unable to the operation conditions and query history operation data of real-time display system.
In order to achieve the above object of the invention, the technical solution adopted in the utility model are as follows:
A kind of new type water power station technology water supply intelligence control system based on fault diagnosis, comprising:
Monitoring center, technical water supply intelligent controlling device, display, fault diagnosis module, pump motor group, water filter
Group, electric ball valve group show stream signal meter, general pipeline electromagnetic flowmeter and water temperature transmitter；
Fault diagnosis module includes vibrating sensor group, infrared sensor group, current sensor group and voltage sensor
Device group；Vibrating sensor group and infrared sensor group are correspondingly arranged at pump motor group, and its signal output end and technology
The signal input part of water supply intelligent controlling device communicates to connect；The corresponding leading-out terminal with each pump motor group of current sensor group
It is arranged in series, voltage sensor group correspondence is arranged in parallel with each pump motor group, current sensor group and voltage sensor group
Signal output end and technical water supply intelligent controlling device signal input part communicate to connect；
Display shows that stream signal meter, general pipeline electromagnetic flowmeter and water temperature transmitter are filled with technical water supply intelligent control
Set signal input part communication connection, pump motor group, water filter group and electric ball valve group with technical water supply intelligent control
The signal output end of device communicates to connect, and monitoring center and technical water supply intelligent controlling device communicate to connect.
Further, monitoring center includes monitor terminal and server, monitor terminal respectively with server and technical water supply
Intelligent controlling device communication connection.
Further, it is provided with programmable logic controller (PLC) in technical water supply intelligent controlling device, is patrolled respectively with programmable
Collect controlling power circuit group, the pump motor main circuit group, water filter circuit group, electrical ball valve circuit group, PLC of controller connection
In simulated measurement input circuit, PLC switching value input circuit, PLC switching value output circuit and hard contact switch amount power transmission road and
Display circuit；Power transmission road and display circuit and monitor terminal communicate to connect in hard contact switch amount；Programmable logic controller (PLC)
The signal input part letter with vibrating sensor group, infrared sensor group, current sensor group and voltage sensor group respectively
The communication connection of number output end.
Further, pump motor main circuit group includes at least two mutually isostructural motor main circuits, each motor master
Circuit include the voltage sensor in voltage sensor group, the current sensor in current sensor group, the first air-break circuit-breaker,
Second air-break circuit-breaker, soft activator, pump motor and soft activator controlling power circuit；
The upper end of first air-break circuit-breaker is connect with 380V AC power source, and lower end is respectively and in all motor main circuits
Soft activator connection, the second air-break circuit-breaker are arranged in soft activator controlling power circuit；Soft activator and pump motor connect
It connects；
The control power supply of soft activator controlling power circuit is 220V AC power source, and passes through air switch and the first air
Breaker lower end is connected.
Further, controlling power circuit group includes at least two mutually isostructural controlling power circuits, each power supply control
Circuit processed includes ac/dc air switch, two Switching Power Supplies, two power monitoring relays, two bridge heaps；Exchange air
The input terminal of switch is connect with AC power source, the input terminal connection of output end and Switching Power Supply；The input of direct current air switch
End is connect with DC power supply, the input terminal connection of output end and Switching Power Supply；The output end of each Switching Power Supply is set gradually
There are power monitoring relay in parallel, concatenated bridge heap and concatenated DC/AC air switch, DC/AC air to open
The output end of pass is connect with circuit branch.
Further, PLC simulated measurement input circuit includes that water main's pressure sensor input contact, water main are infrared
Line sensor input contact, cooling water flow meter input contact, vibrating sensor input contact, infrared sensor input connect
Point, current sensor input contact and voltage sensor input contact；
PLC switching value input circuit include pump motor automatic transfer switch from movable contact, soft activator operation and therefore
Barrier extension signal input contact, pump motor main circuit inlet wire air-break circuit-breaker input contact, control power monitoring relay are defeated
Enter contact, show stream signal meter input contact, general pipeline electromagnetic flowmeter input contact and water temperature transmitter input contact.
PLC switching value output circuit includes that pump motor controls relay output contact, the output of resultant fault relay connects
Point, water main's pressure anomaly warn relay output contact, water main's temperature anomaly warns relay output contact and spare
Relay output contact.
Further, power transmission road includes control power failure contact, technical water supply intelligent control dress in hard contact switch amount
Set failure contact, the automatic transfer switch of pump motor controls relay normally open contact resultant fault from movable contact, pump motor
The alert relay output of the alert relay output contact of relay output contact, water main's pressure anomaly, water main's temperature anomaly
Contact and duplicate relay output contact.
Further, the output end of technical water supply intelligent controlling device is provided with intelligent temperature control unit and intelligent humidity
Control unit；Intelligent temperature control unit includes the first controller with the communication connection of technical water supply intelligent controlling device, respectively
With the infrared sensor and cooling device of the communication connection of the first controller, intelligent humidity control unit includes and technical water supply intelligence
It can control the second controller of device communication connection, filled respectively with the humidity sensor of the first controller communication connection and heating
It sets.
Further, the model of the first controller and second controller is the single-chip microcontroller of model AT89S51；
The model BMEP581020 of programmable logic controller (PLC)；
The model SE930 of vibrating sensor, the model OS137 of infrared sensor, the model of current sensor
MIK-DJI-C, the model CHVS-EV of voltage sensor.
Further, cooling device is electric fan, and heating device is heater.
This programme has the beneficial effect that
(1) the utility model provides the new type water power station technology water supply intelligence control system based on fault diagnosis, uses
High-performance PLC control, and internal system structure is simplified, component module increases stand-by equipment, not only ensure that at accident
Reason in time, and reduces the generation of failure, facilitates maintenance, improves practicability；
(2) vibration of the pump motor installation vibrating sensor supervision equipment of new type water power station technology water supply intelligence control system
Emotionally condition, the temperature change of mounting temperature sensor monitoring motor, the operating status of installation electric current, voltage sensor monitoring motor
Variation carries out repair and maintenance, extension is set to be the change curve of monitoring amount and the failure of trend anticipation equipment according to this in advance
The standby service life；Quickly positioning failure point can occur according to the number of sensor, improve the timeliness of breakdown maintenance；
(3) service life of pump motor can be analyzed according to the collected data simultaneously, improves the peace of system
Quan Xing；
(4) monitoring center provided by the utility model, realizes on line real-time monitoring, reduces human cost investment, should
System structure is simple, perfect in shape and function, the more contents of big picture are shown and in all directions human-computer dialogue the advantages of, monitoring center is shown in real time
Show that the operation conditions of system, server storing data simultaneously provide the inquiry of history data.
Detailed description of the invention
Fig. 1 is the new type water power station technology water supply Structure of intelligent control system block diagram based on fault diagnosis；
Fig. 2 is pump motor main circuit schematic diagram；
Fig. 3 is the schematic diagram of controlling power circuit；
Fig. 4 is intelligent temperature/humidity controlling unit structural block diagram.
Specific embodiment
The utility model is further described With reference to embodiment.Wherein, being given for example only property of attached drawing
Illustrate, expression is only schematic diagram, rather than pictorial diagram, should not be understood as the limitation to this patent；In order to which this reality is better described
With novel embodiment, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To ability
For field technique personnel, the omitting of some known structures and their instructions in the attached drawings are understandable.
As shown in Figure 1, a kind of new type water power station technology water supply intelligence control system based on fault diagnosis, comprising:
Monitoring center, technical water supply intelligent controlling device, the display of model LTM210M2-L02, fault diagnosis mould
Block, water filter group, electric ball valve group, shows stream signal meter, general pipeline electromagnetic flowmeter and water temperature transmitter at pump motor group；
Fault diagnosis module includes vibrating sensor group, infrared sensor group, current sensor group and voltage sensor
Device group；Vibrating sensor group and infrared sensor group are correspondingly arranged at pump motor group, and its signal output end and technology
The signal input part of water supply intelligent controlling device communicates to connect；The corresponding leading-out terminal with each pump motor group of current sensor group
It is arranged in series, voltage sensor group correspondence is arranged in parallel with each pump motor group, current sensor group and voltage sensor group
Signal output end and technical water supply intelligent controlling device signal input part communicate to connect；
Vibrating sensor group is used to acquire the vibration displacement of pump motor, and infrared sensor group is for acquiring pump motor
Temperature, current sensor group and voltage sensor group are used to acquire the current value and voltage value of pump motor major loop, display
Over the display, the diagnosis of failure is carried out；When pump motor vibration displacement, temperature, electric current and voltage are more than threshold value, then water pump
Motor breaks down, and monitoring center sounds an alarm, and the maintenance of failure is carried out according to the number of respective sensor；
Display shows that stream signal meter, general pipeline electromagnetic flowmeter and water temperature transmitter are filled with technical water supply intelligent control
Set signal input part communication connection, pump motor group, water filter group and electric ball valve group with technical water supply intelligent control
The signal output end of device communicates to connect, and monitoring center and technical water supply intelligent controlling device communicate to connect.
In the present embodiment, monitoring center includes monitor terminal and server, and monitor terminal is supplied with server and technology respectively
The communication connection of water intelligent controlling device.
In the present embodiment, programmable logic controller (PLC) is provided in technical water supply intelligent controlling device, respectively with it is programmable
Logic controller connection controlling power circuit group, pump motor main circuit group, water filter circuit group, electrical ball valve circuit group,
Power transmission road in PLC simulated measurement input circuit, PLC switching value input circuit, PLC switching value output circuit and hard contact switch amount
And display circuit；Power transmission road and display circuit and monitor terminal communicate to connect in hard contact switch amount；Programmable logic controller (PLC)
Signal input part respectively with vibrating sensor group, infrared sensor group, current sensor group and voltage sensor group
Signal output end communication connection.
In the present embodiment, pump motor main circuit group includes at least two mutually isostructural motor main circuits, each motor
Main circuit includes the voltage sensor in voltage sensor group, the current sensor in current sensor group, the first air break
Device, the second air-break circuit-breaker, soft activator, pump motor and soft activator controlling power circuit；
The upper end of first air-break circuit-breaker is connect with 380V AC power source, and lower end is respectively and in all motor main circuits
Soft activator connection, the second air-break circuit-breaker are arranged in soft activator controlling power circuit；Soft activator and pump motor connect
It connects；
The control power supply of soft activator controlling power circuit is 220V AC power source, and passes through air switch and the first air
Breaker lower end is connected；
As shown in Fig. 2, the AC380 power supply of three-phase four-wire system accesses disk cabinet through power connecting terminal XD:1/XD:2/XD:3,
The end of incoming cables of air-break circuit-breaker 1QFM is reconnected after lightning protection device FV in parallel；The leading-out terminal of air-break circuit-breaker 1QFM connects soft activator
The main circuit input terminal 1L1/3L2/5L3 of ATS, the 1L2 and air switch 11QFC of the leading-out terminal of air-break circuit-breaker 1QFM are simultaneously
Connection, soft activator ATS main circuit outlet are connected to disk cabinet power outlet terminal XD:4/XD:5/XD through terminal 2T1/4T2/6T3:
6, disk cabinet power outlet terminal XD:4/XD:5/XD:6 is connected to pump motor M1.The control power supply of soft activator is AC220V,
CL1 is introduced through air switch 11QFC；The N1 line of control power supply is directly accessed CL2.The start-up and shut-down control wiring side of soft activator ATS
Formula are as follows: the normal opened contact and manual shape of PLC output control relay KC01 under auto state are accessed after RUN and STOP terminal is in parallel
It is connected under state on the+24V of soft activator ATS.The state output of soft activator ATS is connect by R2A/R2C and R1A/R1C terminal
Out, R2C/R1C parallel connection access control power supply 211, R2A and R1A be coupled in the coil pin 13 of KA11 and KA12, KA11 and
The N1 of the coil pin 14 of KA12 access control power supply in parallel.The coil both ends connection control power supply 211 and control power supply of KA10
N1 monitors power supply as control.
In the present embodiment, as shown in figure 3, controlling power circuit group includes at least two mutually isostructural control power supply electricity
Road, each power control circuit include ac/dc air switch, two Switching Power Supplies, two power monitoring relays, two
Bridge heap；The input terminal of alternating current air switch QF04 is connect with AC power source, and the input terminal of output end and Switching Power Supply US3 connect
It connects；The input terminal of direct current air switch QF03 is connect with DC power supply DC220V+ and DC220V-, output end and Switching Power Supply
Input terminal connection；The output end of each Switching Power Supply US3 (US4) is disposed with power monitoring relay 3KVS in parallel
(4KVS), concatenated bridge heap VD3 and bridge heap VD4 and concatenated DC/AC air switch, DC/AC air switch
Output end is connect with circuit branch.
In the present embodiment, the power supply of PLC simulated measurement input circuit is analog quantity working power 305, PLC analog input electricity
Road includes that water main's pressure sensor input contact, water main's infrared sensor input contact, cooling water flow meter are defeated
Enter contact, vibrating sensor input contact, infrared sensor input contact, current sensor input contact and voltage sensor
Device inputs contact；
PLC On-off signal power supply 306 is that all DI points introduce power supply, and PLC switching value input circuit includes pump motor
Automatic transfer switch inputs contact, pump motor main circuit inlet wire from movable contact, the operation of soft activator and failure extension signal
Air-break circuit-breaker input contact, shows stream signal meter input contact, general pipeline Electromagnetic Flow at control power monitoring relay input contact
Meter input contact and water temperature transmitter input contact.
The power supply of PLC switching value output circuit is PLC output switch parameter power supply 307, and PLC switching value output circuit includes water
Pump motor controls the alert relay output of relay output contact, resultant fault relay output contact, water main's pressure anomaly
The alert relay output contact of contact, water main's temperature anomaly and duplicate relay output contact.
In the present embodiment, power transmission road includes control power failure contact, technical water supply intelligent control in hard contact switch amount
Plant failure contact, the automatic transfer switch of pump motor are comprehensive former from movable contact, pump motor control relay normally open contact
It is defeated to hinder the alert relay output contact of relay output contact, water main's pressure anomaly, the alert relay of water main's temperature anomaly
Contact and duplicate relay output contact out.
In the present embodiment, as shown in figure 4, the output end of technical water supply intelligent controlling device is provided with intelligent temperature control list
Member and intelligent humidity control unit；Intelligent temperature control unit includes first with the communication connection of technical water supply intelligent controlling device
Controller, the infrared sensor and cooling device communicated to connect respectively with the first controller, intelligent humidity control unit include
With the second controller of technical water supply intelligent controlling device communication connection, the humidity sensor communicated to connect respectively with the first controller
Device and heating device.
In the present embodiment, the model of the first controller and second controller is the single-chip microcontroller of model AT89S51；Temperature passes
The model CWDZ31 of sensor；The model HTG3500 of humidity sensor；The model HYR4 of heater；
The model BMEP581020 of programmable logic controller (PLC)；
The model SE930 of vibrating sensor, the model OS137 of infrared sensor, the model of current sensor
MIK-DJI-C, the model CHVS-EV of voltage sensor.
A kind of save the cost investment provided by the utility model, practicability is high, real-time is good and timeliness it is good based on
The new type water power station technology water supply intelligence control system of fault diagnosis solves easy break-down of the existing technology, is not easy to tie up
Shield and practicability is low caused by structure is complicated, the generation that is unable to monitor failure, need a large amount of manpowers carry out investigation maintenance and
The problem of being unable to the operation conditions and query history operation data of real-time display system.
The above description is only the embodiments of the present invention, and embodiment is used to understand the structure, function and effect of utility model
Fruit, the protection scope being not intended to limit the utility model.Various modifications and changes may be made to the present invention, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of new type water power station technology water supply intelligence control system based on fault diagnosis characterized by comprising
Monitoring center, technical water supply intelligent controlling device, display, fault diagnosis module, pump motor group, water filter group, electricity
Dynamic ball valve group shows stream signal meter, general pipeline electromagnetic flowmeter and water temperature transmitter；
The fault diagnosis module includes vibrating sensor group, infrared sensor group, current sensor group and voltage sensor
Device group；The vibrating sensor group and infrared sensor group are correspondingly arranged at pump motor group, and its signal output end with
The signal input part of technical water supply intelligent controlling device communicates to connect；The current sensor group correspondence and each pump motor group
Leading-out terminal be arranged in series, voltage sensor group correspondence is arranged in parallel with each pump motor group, current sensor group with
The signal output end of voltage sensor group and the signal input part of technical water supply intelligent controlling device communicate to connect；
The display shows that stream signal meter, general pipeline electromagnetic flowmeter and water temperature transmitter are filled with technical water supply intelligent control
The signal input part communication connection set, the pump motor group, water filter group and electric ball valve group are intelligent with technical water supply
The signal output end of control device communicates to connect, and the monitoring center and technical water supply intelligent controlling device communicate to connect.
2. the new type water power station technology water supply intelligence control system according to claim 1 based on fault diagnosis, feature
It is, the monitoring center includes monitor terminal and server, and the monitor terminal is intelligent with server and technical water supply respectively
Control device communication connection.
3. the new type water power station technology water supply intelligence control system according to claim 1 based on fault diagnosis, feature
Be, be provided with programmable logic controller (PLC) in the technical water supply intelligent controlling device, respectively with programmable logic controller (PLC)
Controlling power circuit group, pump motor main circuit group, water filter circuit group, electrical ball valve circuit group, the PLC analog quantity of connection are defeated
Enter circuit, PLC switching value input circuit, power transmission road and display circuit in PLC switching value output circuit and hard contact switch amount；
Power transmission road and display circuit and monitor terminal communicate to connect in the hard contact switch amount；The letter of the programmable logic controller (PLC)
Number input terminal signal with vibrating sensor group, infrared sensor group, current sensor group and voltage sensor group respectively
Output end communication connection.
4. the new type water power station technology water supply intelligence control system according to claim 3 based on fault diagnosis, feature
It is, the pump motor main circuit group includes at least two mutually isostructural motor main circuits, each motor main circuit
Including the voltage sensor in voltage sensor group, the current sensor in current sensor group, the first air-break circuit-breaker, second
Air-break circuit-breaker, soft activator, pump motor and soft activator controlling power circuit；
The upper end of first air-break circuit-breaker is connect with 380V AC power source, and lower end is respectively and in all motor main circuits
Soft activator connection, the second air-break circuit-breaker are arranged in soft activator controlling power circuit；The soft activator and water pump electricity
Machine connection；
The control power supply of the soft activator controlling power circuit is 220V AC power source, and passes through air switch and the first air
Breaker lower end is connected.
5. the new type water power station technology water supply intelligence control system according to claim 4 based on fault diagnosis, feature
It is, the controlling power circuit group includes at least two mutually isostructural controlling power circuits, each power control circuit packet
Include ac/dc air switch, two Switching Power Supplies, two power monitoring relays, two bridge heaps；The alternating current air switch
Input terminal connect with AC power source, the connection of the input terminal of output end and Switching Power Supply；The input of the direct current air switch
End is connect with DC power supply, the input terminal connection of output end and Switching Power Supply；The output end of each Switching Power Supply is successively
It is provided with power monitoring relay, concatenated bridge heap and concatenated DC/AC air switch in parallel, DC/AC is empty
The output end of air cock is connect with circuit branch.
6. the new type water power station technology water supply intelligence control system according to claim 5 based on fault diagnosis, feature
It is, the PLC simulated measurement input circuit includes water main's pressure sensor input contact, water main's infrared sensor
Contact, cooling water flow meter input contact, vibrating sensor input contact, infrared sensor input contact, electric current is inputted to pass
Sensor inputs contact and voltage sensor inputs contact；
The PLC switching value input circuit include pump motor automatic transfer switch from movable contact, soft activator operation and therefore
Barrier extension signal input contact, pump motor main circuit inlet wire air-break circuit-breaker input contact, control power monitoring relay are defeated
Enter contact, show stream signal meter input contact, general pipeline electromagnetic flowmeter input contact and water temperature transmitter input contact；
The PLC switching value output circuit includes that pump motor controls relay output contact, the output of resultant fault relay connects
Point, water main's pressure anomaly warn relay output contact, water main's temperature anomaly warns relay output contact and spare
Relay output contact.
7. the new type water power station technology water supply intelligence control system according to claim 6 based on fault diagnosis, feature
It is, power transmission road connects including control power failure contact, technical water supply intelligent controlling device failure in the hard contact switch amount
Point, the automatic transfer switch of pump motor are defeated from movable contact, pump motor control relay normally open contact resultant fault relay
Out the alert relay output contact of the alert relay output contact of contact, water main's pressure anomaly, water main's temperature anomaly and
Duplicate relay output contact.
8. the new type water power station technology water supply intelligence control system according to claim 7 based on fault diagnosis, feature
It is, the output end of the technical water supply intelligent controlling device is provided with intelligent temperature control unit and intelligent humidity control is single
Member；The intelligent temperature control unit include with technical water supply intelligent controlling device communication connection the first controller, respectively with
The infrared sensor and cooling device of first controller communication connection, the intelligent humidity control unit include and technical water supply
The second controller of intelligent controlling device communication connection is filled with the humidity sensor of the first controller communication connection and heating respectively
It sets.
9. the new type water power station technology water supply intelligence control system according to claim 8 based on fault diagnosis, feature
It is, the model of first controller and second controller is the single-chip microcontroller of model AT89S51；
The model BMEP581020 of the programmable logic controller (PLC)；
The model SE930 of the vibrating sensor, the model OS137 of infrared sensor, the model of current sensor
MIK-DJI-C, the model CHVS-EV of voltage sensor.
10. the new type water power station technology water supply intelligence control system according to claim 9 based on fault diagnosis, feature
It is, the cooling device is electric fan, and the heating device is heater.
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| CN201821842495.2U CN209014961U (en) | 2018-11-09 | 2018-11-09 | A kind of new type water power station technology water supply intelligence control system based on fault diagnosis |
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| CN201821842495.2U CN209014961U (en) | 2018-11-09 | 2018-11-09 | A kind of new type water power station technology water supply intelligence control system based on fault diagnosis |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111983965A (en) * | 2020-07-02 | 2020-11-24 | 甘肃酒钢集团宏兴钢铁股份有限公司 | Method for improving power supply reliability |
| CN112949181A (en) * | 2021-03-02 | 2021-06-11 | 国能大渡河枕头坝发电有限公司 | Early warning prediction method of multi-source associated data, storage medium and electronic equipment |
| CN115288993A (en) * | 2022-03-17 | 2022-11-04 | 江西省港航建设投资集团有限公司 | Hydropower station maintenance drainage control device |
-
2018
- 2018-11-09 CN CN201821842495.2U patent/CN209014961U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111983965A (en) * | 2020-07-02 | 2020-11-24 | 甘肃酒钢集团宏兴钢铁股份有限公司 | Method for improving power supply reliability |
| CN112949181A (en) * | 2021-03-02 | 2021-06-11 | 国能大渡河枕头坝发电有限公司 | Early warning prediction method of multi-source associated data, storage medium and electronic equipment |
| CN115288993A (en) * | 2022-03-17 | 2022-11-04 | 江西省港航建设投资集团有限公司 | Hydropower station maintenance drainage control device |
| CN115288993B (en) * | 2022-03-17 | 2024-06-21 | 江西省港航建设投资集团有限公司 | Hydropower station overhauling drainage control device |
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