CN207813895U - A kind of current conversion station cooling system main pump on-line monitoring system - Google Patents
A kind of current conversion station cooling system main pump on-line monitoring system Download PDFInfo
- Publication number
- CN207813895U CN207813895U CN201820197076.1U CN201820197076U CN207813895U CN 207813895 U CN207813895 U CN 207813895U CN 201820197076 U CN201820197076 U CN 201820197076U CN 207813895 U CN207813895 U CN 207813895U
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- China
- Prior art keywords
- main pump
- monitoring
- valve
- sensor installation
- installation point
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of current conversion station cooling system main pump on-line monitoring systems; including main pump monitoring point, valve-cooling control cabinet, monitoring data protection switch board and master control room; real-time monitoring data is transmitted to valve-cooling control cabinet by the main pump monitoring point by 4 20mA current signals; the valve-cooling control cabinet transfers data to monitoring data by optical fiber transmission and switch board, the monitoring data protection switch board is protected to transfer data to master control room by optical fiber transmission.This practicality can directly judge whether the working condition of main pump safe operation is normal by using the vibration parameters of real time monitoring bearing housing running temperature, pump side bear vibration and motor side bearing, and it can in time pinpoint the problems before main pump failure, fast reaction is handled, so as to ensure the normal operation of valve cooling system to greatest extent.
Description
Technical field
The utility model is related to current conversion station technical fields, are monitored on-line more particularly, to a kind of current conversion station cooling system main pump
System.
Background technology
Current conversion station refers in HVDC transmission system, in order to complete convert alternating current to be direct current or by direct current
Electricity is transformed to the conversion of alternating current, and reaches the website that safety and stability and power quality requirement are established in electric system, existing
The main pump that some current conversion station water-cooling systems use usually is provided only with inlet pressure detection and main pump leakage detection apparatus, these detection datas
Can be used for judging main pump whether be in nominal situation, but by equipped with inlet pressure detection and main pump leakage detection apparatus can only examine
It measures whether main pump is working, can not detect good degree when working condition and the operation of main pump, it is even more impossible to accomplish in advance
Prevent main pump to break down, cannot timely solution be handled just if the cooling system of current conversion station goes wrong in actual operation
The normal work of entire current conversion station is will have a direct impact on, thus larger economic loss and later period maintenance time and dimension will be brought
Repair expense.For this purpose, it is proposed that a kind of current conversion station cooling system main pump on-line monitoring system.
Utility model content
In view of this, the purpose of this utility model is in view of the deficiencies of the prior art, a kind of current conversion station cooling system is provided
Main pump on-line monitoring system, by using shaking for real time monitoring bearing housing running temperature, pump side bear vibration and motor side bearing
Dynamic parameter can directly judge whether the working condition of main pump safe operation is normal, can solve mentioned above in the background art
Problem
In order to achieve the above objectives, the utility model uses following technical scheme：
A kind of current conversion station cooling system main pump on-line monitoring system of this practicality, including main pump monitoring point, valve-cooling control cabinet, prison
Real-time monitoring data is transmitted to by control data protection switch board and master control room, the main pump monitoring point by 4-20mA current signals
Valve-cooling control cabinet, the valve-cooling control cabinet transfer data to monitoring data by optical fiber transmission and protect switch board, the monitoring
Data protection switch board transfers data to master control room by optical fiber transmission.
Preferably, the main pump monitoring point is equipped with main pump bearing, and the main pump bearing overhead surface is passed equipped with vertical motion
Sensor installation point one and vertical motion sensor installation point two, the vertical motion sensor installation point one and vertical motion sensing
Device installation point dual side-edge is equipped with temperature sensor installation point one and temperature sensor installation point two, and main pump bearing side is equipped with
Lateral vibration sensor installation point one and lateral vibration sensor installation point two.
Preferably, the valve-cooling control cabinet is equipped with monitoring data display screen and warning message.
Preferably, the vibrating sensor and temperature sensor add epoxy adhesive to go out with main pump bearing by fixed block
The vibrating sensor being equipped with is connected with temperature sensor installation point.
Preferably, be equipped with programmable PLC controller in the master control room, the main pump monitoring point, valve-cooling control cabinet and
Monitoring data protection switch board controls and receives data by PLC controller.
The utility model has the beneficial effects that：
It can by using the vibration parameters of real time monitoring bearing housing running temperature, pump side bear vibration and motor side bearing
Directly judge whether the working condition of main pump safe operation is normal, and can in time find to ask before main pump failure
Topic, fast reaction is handled, so as to ensure the normal operation of valve cooling system to greatest extent.
A kind of current conversion station cooling system main pump on-line monitoring system of the utility model, including main pump monitoring point, valve-cooling control
Cabinet, monitoring data protection switch board and master control room, the main pump monitoring point is by 4-20mA current signals by real-time monitoring data
It is transmitted to valve-cooling control cabinet, the valve-cooling control cabinet transfers data to monitoring data by optical fiber transmission and protects switch board, institute
It states monitoring data protection switch board and master control room is transferred data to by optical fiber transmission.
Further, the main pump monitoring point is equipped with main pump bearing, and the main pump bearing overhead surface is equipped with vertical motion
Sensor installation point one and vertical motion sensor installation point two, the vertical motion sensor installation point one and vertical motion pass
Sensor installation point dual side-edge is equipped with temperature sensor installation point one and temperature sensor installation point two, and main pump bearing side is set
There are lateral vibration sensor installation point one and lateral vibration sensor installation point two, the valve-cooling control cabinet aobvious equipped with monitoring data
Display screen and warning message.The uniform temperature sensor of each branch and vibrating sensor designed with this solution can be comprehensive
Monitoring main pump bearing operation situation in real time remotely provides main pump bearing real-time operational situation for master control room, can be effective
Accomplish to provide for a rainy day, the temperature and Vibration Condition when being operated according to main pump know failure that main pump may occur in advance, in turn
Failure problems can be solved in advance, to ensure the normal operation of valve cooling system to greatest extent.
Further, the vibrating sensor and temperature sensor add epoxy adhesive and main pump bearing by fixed block
Go out the vibrating sensor being equipped with to connect with temperature sensor installation point.The program, which has, increases vibrating sensor and temperature sensor
The advantageous effect firmly installed.
Further, programmable PLC controller, the main pump monitoring point, valve-cooling control cabinet are equipped in the master control room
Data are controlled and received by PLC controller with monitoring data protection switch board.The design structure of the program can not only be long-range
The effect of automatic operation control also has benefit easy to operate easy to use, is brought very for main pump bearing remote monitoring
Big facility.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, for ordinary skill people
For member, without creative efforts, other drawings may also be obtained based on these drawings.
Fig. 1 is the system structure diagram of the utility model；
Fig. 2 is the main pump monitoring point system structure diagram of the utility model；
Fig. 3 is that the main pump of the utility model monitors point sensor installation point structural schematic diagram.
In figure：1. main pump monitoring point, 2. main pump bearings, 3. vertical motion sensor installation points one, 4. vertical motions sensing
Device installation point two, 5. temperature sensor installation points one, 6. temperature sensor installation points two, 7. lateral vibration sensor installation points
One, 8. lateral vibration sensor installation points two, 9. valve-cooling control cabinets, 10. monitoring datas protection switch board, 11. master control rooms,
12.4-20mA current signals, 13. monitoring data display screens, 14. warning messages.
Specific implementation mode
The utility model is further described with reference to the accompanying drawings and examples.
As shown in Figure 1 to Figure 3, a kind of current conversion station cooling system main pump on-line monitoring system, including main pump monitoring point 1, valve
Cold switch board 9, monitoring data protection switch board 10 and master control room 11, the main pump monitoring point 1 pass through 4-20mA current signals 12
Real-time monitoring data is transmitted to valve-cooling control cabinet 9, the valve-cooling control cabinet 9 transfers data to monitoring number by optical fiber transmission
According to protection switch board 10, the monitoring data protection switch board 10 transfers data to master control room 11 by optical fiber transmission.
A kind of current conversion station cooling system main pump on-line monitoring system of the utility model, by using real time monitoring bearing housing fortune
The vibration parameters of trip temperature, pump side bear vibration and motor side bearing can directly judge that the working condition of main pump safe operation is
It is no normal, and can in time pinpoint the problems before main pump failure, fast reaction is handled, so as to maximum limit
The normal operation of the guarantee valve cooling system of degree.
Wherein, the main pump monitoring point 1 is equipped with main pump bearing 2, and 2 overhead surface of main pump bearing is passed equipped with vertical motion
Sensor installation point 1 and vertical motion sensor installation point 24, the vertical motion sensor installation point 1 and vertical motion
24 side of sensor installation point is equipped with temperature sensor installation point 1 and temperature sensor installation point 26, the main pump bearing 2
Side is equipped with lateral vibration sensor installation point 1 and lateral vibration sensor installation point 28.
Wherein, the valve-cooling control cabinet 9 is equipped with monitoring data display screen 13 and warning message 14.
Wherein, the vibrating sensor and temperature sensor add epoxy adhesive to go out with main pump bearing 2 by fixed block
The vibrating sensor being equipped with is connected with temperature sensor installation point.
Wherein, programmable PLC controller, the main pump monitoring point 1, valve-cooling control cabinet 9 are equipped in the master control room 11
Data are controlled and received by PLC controller with monitoring data protection switch board 10.
Finally illustrate, above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, this field
Other modifications or equivalent replacement that those of ordinary skill makes the technical solution of the utility model, without departing from this practicality
The spirit and scope of new technique scheme should all cover in the right of the utility model.
Claims (5)
1. a kind of current conversion station cooling system main pump on-line monitoring system, including main pump monitoring point（1）, valve-cooling control cabinet（9）, monitoring
Data protection switch board（10）And master control room（11）, it is characterised in that：The main pump monitoring point（1）Pass through 4-20mA current signals
（12）Real-time monitoring data is transmitted to valve-cooling control cabinet（9）, the valve-cooling control cabinet（9）It is transmitted data transmission by optical fiber
Switch board is protected to monitoring data（10）, the monitoring data protection switch board（10）Master is transferred data to by optical fiber transmission
Control room（11）.
2. a kind of current conversion station cooling system main pump on-line monitoring system according to claim 1, it is characterised in that：The master
Pump monitoring point（1）Equipped with main pump bearing（2）, the main pump bearing（2）Overhead surface is equipped with vertical motion sensor installation point one
（3）With vertical motion sensor installation point two（4）, the vertical motion sensor installation point one（3）With vertical motion sensor
Installation point two（4）Side is equipped with temperature sensor installation point one（5）With temperature sensor installation point two（6）, the main pump bearing
（2）Side is equipped with lateral vibration sensor installation point one（7）With lateral vibration sensor installation point two（8）.
3. a kind of current conversion station cooling system main pump on-line monitoring system according to claim 1, it is characterised in that：The valve
Cold switch board（9）Equipped with monitoring data display screen（13）And warning message（14）.
4. a kind of current conversion station cooling system main pump on-line monitoring system according to claim 2, it is characterised in that：It is described to shake
Dynamic sensor and temperature sensor add epoxy adhesive and main pump bearing by fixed block（2）Go out the vibrating sensor that is equipped with and
Temperature sensor installation point connects.
5. a kind of current conversion station cooling system main pump on-line monitoring system according to claim 1, it is characterised in that：The master
Control room（11）It is interior to be equipped with programmable PLC controller, the main pump monitoring point（1）, valve-cooling control cabinet（9）It is protected with monitoring data
Switch board（10）Data are controlled and received by PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820197076.1U CN207813895U (en) | 2018-02-05 | 2018-02-05 | A kind of current conversion station cooling system main pump on-line monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820197076.1U CN207813895U (en) | 2018-02-05 | 2018-02-05 | A kind of current conversion station cooling system main pump on-line monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207813895U true CN207813895U (en) | 2018-09-04 |
Family
ID=63323389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820197076.1U Expired - Fee Related CN207813895U (en) | 2018-02-05 | 2018-02-05 | A kind of current conversion station cooling system main pump on-line monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207813895U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112653169A (en) * | 2020-11-17 | 2021-04-13 | 中国南方电网有限责任公司超高压输电公司广州局 | Online remote monitoring device for main pump of converter station valve cooling system |
-
2018
- 2018-02-05 CN CN201820197076.1U patent/CN207813895U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112653169A (en) * | 2020-11-17 | 2021-04-13 | 中国南方电网有限责任公司超高压输电公司广州局 | Online remote monitoring device for main pump of converter station valve cooling system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180904 Termination date: 20190205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |