CN205644199U - Distributing type frequency conversion fan intelligent monitoring system - Google Patents
Distributing type frequency conversion fan intelligent monitoring system Download PDFInfo
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- CN205644199U CN205644199U CN201520949331.XU CN201520949331U CN205644199U CN 205644199 U CN205644199 U CN 205644199U CN 201520949331 U CN201520949331 U CN 201520949331U CN 205644199 U CN205644199 U CN 205644199U
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 67
- 238000012544 monitoring process Methods 0.000 title claims abstract description 48
- 239000013307 optical fiber Substances 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims description 3
- 239000000835 fiber Substances 0.000 abstract 2
- 230000007704 transition Effects 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000004069 differentiation Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The utility model discloses a distributing type frequency conversion fan intelligent monitoring system, include: a total accuse end, at least one converges accuse case and total accuse end communication connection, at least one control sub -station and converges accuse case communication connection, at least one frequency conversion fan and one and monitor sub -station communication connection with one for supervising see frequency conversion fan state, converge the accuse case all including the switch of receiving control sub -station data signal, with the electric signal transition of switch output be the light signal the photoelectric conversion module, hold photoelectric conversion module and total accuse the optic fibre terminal box of fiber connection, the running state signal that the frequency conversion fan sent is received to the control sub -station. The utility model discloses a can only can carry out intelligent closed -loop control and can carry out real time monitoring to important running state such as fan rotational speed, load, temperature by monitored control system according to actual demand and fan state.
Description
Technical field
This utility model relates to electric power cooling field, is specifically related to a kind of distributed frequency conversion fan intelligent monitor system.
Background technology
Frequency conversion fan is widely used to each big fields such as electric power, HVAC, household electrical appliances because of the advantage of its energy-saving and environmental protection at present, but the control mode taked mostly is alternative order control or single-sensor feedback closed loop controls, control mode can not meet equipment actual demand, and lacks the monitoring to important running statuses such as rotation speed of fan, load, temperature.Start and stop and the rotating speed of traditional transformer frequency conversion cooling blower controls to use oil temperature, trigger around temperature contact such as at present, because thermometer contact is limited, is only capable of realizing blower fan ladder speed governing, and many group coolers can only be unified controlled, is unfavorable for that blower fan environmental protection runs.Every matched transformer is equipped with 4 groups of coolers, often group cooler has 1 oil pump and 4 frequency conversion fans, the oil temperature that the operating rate of four groups of coolers is returned according to transformer feedback by PLC, it is uniformly controlled around tender feeling condition output 4-20mA control signal, additionally, current each main flow frequency conversion fan self is generally individually configured with status monitoring sensor and communication module, possess and realize blower fan temperature, the hardware foundation of the monitoring of the running statuses such as rotating speed, but not yet form the frequency conversion fan monitoring system of maturation, air-blower control mode can not meet equipment actual demand, and lack rotation speed of fan, load, the real-time monitoring of the important running status such as temperature, it is unfavorable for the Centralized Monitoring of distributed blower fan, fan trouble cannot be found in time.
Utility model content
The purpose of this utility model is for above-mentioned problems of the prior art, propose a kind of distributed frequency conversion fan intelligent monitor system, Intelligent closed-loop control can be carried out according to actual demand and fan condition and the important running statuses such as rotation speed of fan, load, temperature can be monitored in real time.
For reaching the purpose of above-mentioned utility model, this utility model is achieved through the following technical solutions:
A kind of distributed frequency conversion fan intelligent monitor system, including: for supervising the master control end of frequency conversion fan state, at least one central console and the communication connection of master control end, at least one monitoring substation and a central console communication connection, at least one frequency conversion fan and a monitoring substation communication connection, the photoelectric conversion module that described central console all includes the switch receiving monitoring substation data signal, the signal of telecommunication that switch exports is converted to optical signal, the optical Fiber Closure that photoelectric conversion module is connected with master control end optical fiber；Described monitoring substation receives the operating state signal that frequency conversion fan sends.
Further, described each monitoring substation is electrically connected with at least one frequency conversion fan by RS485 line.
Further, at least one frequency conversion fan described all includes communication module and monitoring running state sensor.
Further, described each monitoring substation all has a transformator to be that the frequency conversion fan monitoring substation corresponding is powered.
Further, described each monitoring substation is also connected with temperature sensor and the current sensor that transformator is provided with.
One of the present utility model distributed frequency conversion fan intelligent monitor system, has the advantages that
1, the Intelligent closed-loop realizing blower fan controls, and blower fan running efficiency more can meet actual demand, improves system reliability.
2, changing traditional frequency conversion blower fan and be only capable of realizing the present situation of ladder speed governing, realize stepless speed regulation according to equipment state and actual demand, environmental protection and energy saving also can extend fan life.
3, many group blower fans can be implemented differentiation control instruction, optimize fan operation mode.
4, realize the remote real time monitoring to key messages such as transformer temperature, load and frequency conversion fan temperature, rotating speeds and warning function, reduce scene and make an inspection tour workload.
5, can effectively solve to be installed on the rare problem of fan monitoring in the complicated adverse circumstances such as poisonous, narrow space, high temperature at present.
Accompanying drawing explanation
Fig. 1 is the structural representation of distributed frequency conversion fan intelligent monitor system of the present utility model.
Fig. 2 is the central console structure chart of distributed frequency conversion fan intelligent monitor system of the present utility model.
Fig. 3 is the frequency conversion fan structure chart of distributed frequency conversion fan intelligent monitor system of the present utility model.
Detailed description of the invention
With embodiment, the technical scheme in this utility model embodiment is clearly and completely described below in conjunction with the accompanying drawings, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiment.
Referring to Fig. 1, it is the system structure schematic diagram of distributed frequency conversion fan intelligent monitor system of the present utility model.A kind of distributed frequency conversion fan intelligent monitor system includes:
For supervising the master control end 10 of frequency conversion fan state；
At least one central console communicates to connect with master control end 10, and in the present embodiment, at least one central console described is as a example by first central console the 21, second central console 22, its number is set up with demand, sum be N, N be positive integer, the first central console 21 is connected master control end with the second central console 22 common communication；
At least one monitoring substation and a central console communication connection, in the present embodiment, corresponding first central console 21 and the second central console 22, at least one monitoring substation be 2 corresponding with a central console, being that monitoring substation 32, the one 1 grade of the 31, the 1st grade, substation of monitoring common communication connects the first central console 21, monitoring substation 34, the 2nd 1 grade of the 33, the 2nd 2 grade, substation of monitoring common communication connects the second central console 22；
At least one frequency conversion fan and a monitoring substation communication connection, a corresponding monitoring substation, in the present embodiment, as a example by a frequency conversion fan, i.e. 11 frequency conversion fans 41 communicate to connect with the one 1 grade of monitoring substation 31, and 12 frequency conversion fans 42 communicate to connect with the one 2 grade of monitoring substation 32.
Referring to Fig. 2, described central console, as a example by the first central console 21, the photoelectric conversion module 212 all include the switch 213 receiving monitoring substation data signal, the signal of telecommunication that switch 213 exports being converted to optical signal, the optical Fiber Closure 211 that photoelectric conversion module 212 is connected with master control end 10 optical fiber；
Described monitoring substation receives the operating state signal that frequency conversion fan sends, and is provided with unique in described each frequency conversion fan.
Described each monitoring substation is electrically connected with at least one frequency conversion fan by RS485 line.
Referring to Fig. 3, at least one frequency conversion fan described, as a example by 11 frequency conversion fans, all include communication module 411 and monitoring running state sensor 412.
Described each monitoring substation all has a transformator (not shown) to be that the frequency conversion fan monitoring substation corresponding is powered.
Described each monitoring substation is also connected with temperature sensor (not shown) and the current sensor (not shown) that transformator is provided with.
The distributed frequency conversion fan intelligent monitor system of the present invention, in actual applications, as an embodiment, 24 changes of current that can be used for direct current 4 the extremely correspondence that Centralized Monitoring distributed layout sets up in different location become totally 384 frequency conversion fans, above-mentioned direct current number of poles and number of devices can be not limited to above-mentioned number according to being actually needed setting.The monitoring substation that 6 changes of current of above-mentioned each direct current pole become is by netting twine and same switch communication, and communicates with master control end eventually through optical fiber.
In the present embodiment, each transformator and each frequency conversion fan are provided with unique address code, and master control end identifies faulty equipment with this.
After the running state information of transformer temperature, load and frequency conversion fan that master control end 10 receives, according to system software, each transformator and frequency conversion fan thereof are realized intelligence differentiation closed loop or Non-follow control, it is ensured that transformator and frequency conversion fan all run on optimum state.Simultaneously, moreover it is possible to the running status of each transformator and attached frequency conversion fan thereof is monitored in real time, it is achieved frequency conversion fan running state recognition and fault diagnosis, warning function.
Above-described embodiment is only in order to illustrate this utility model and and technical scheme described by unrestricted this utility model；Therefore, although this specification has been carried out detailed description with reference to each above-mentioned embodiment to this utility model, but, it will be understood by those within the art that, still this utility model can be modified or equivalent；And all are without departing from the technical scheme of spirit and scope of the present utility model and improvement thereof, it all should be contained in the middle of right of the present utility model.
Claims (5)
1. a distributed frequency conversion fan intelligent monitor system, it is characterized in that, including: for supervising the master control end of frequency conversion fan state, at least one central console and the communication connection of master control end, at least one monitoring substation and a central console communication connection, at least one frequency conversion fan and a monitoring substation communication connection, the photoelectric conversion module that described central console all includes the switch receiving monitoring substation data signal, the signal of telecommunication that switch exports is converted to optical signal, the optical Fiber Closure that photoelectric conversion module is connected with master control end optical fiber；Described monitoring substation receives the operating state signal that frequency conversion fan sends.
Distributed frequency conversion fan intelligent monitor system the most according to claim 1, it is characterised in that described each monitoring substation is electrically connected with at least one frequency conversion fan by RS485 line.
Distributed frequency conversion fan intelligent monitor system the most according to claim 2, it is characterised in that at least one frequency conversion fan described all includes communication module and monitoring running state sensor.
Distributed frequency conversion fan intelligent monitor system the most according to claim 3, it is characterised in that described each monitoring substation all has a transformator to be that the frequency conversion fan monitoring substation corresponding is powered.
Distributed frequency conversion fan intelligent monitor system the most according to claim 1, it is characterised in that described each monitoring substation is also connected with temperature sensor and the current sensor that transformator is provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520949331.XU CN205644199U (en) | 2015-11-25 | 2015-11-25 | Distributing type frequency conversion fan intelligent monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520949331.XU CN205644199U (en) | 2015-11-25 | 2015-11-25 | Distributing type frequency conversion fan intelligent monitoring system |
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| Publication Number | Publication Date |
|---|---|
| CN205644199U true CN205644199U (en) | 2016-10-12 |
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| CN201520949331.XU Active CN205644199U (en) | 2015-11-25 | 2015-11-25 | Distributing type frequency conversion fan intelligent monitoring system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106545513A (en) * | 2016-11-04 | 2017-03-29 | 中国南方电网有限责任公司超高压输电公司曲靖局 | A kind of new change of current cooler control method |
| CN106950880A (en) * | 2017-04-06 | 2017-07-14 | 西安工程大学 | Frequency conversion fan controller with wireless transmission function |
-
2015
- 2015-11-25 CN CN201520949331.XU patent/CN205644199U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106545513A (en) * | 2016-11-04 | 2017-03-29 | 中国南方电网有限责任公司超高压输电公司曲靖局 | A kind of new change of current cooler control method |
| CN106950880A (en) * | 2017-04-06 | 2017-07-14 | 西安工程大学 | Frequency conversion fan controller with wireless transmission function |
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