CN203547802U - Control device for controlling fan installed in transformer room - Google Patents
Control device for controlling fan installed in transformer room Download PDFInfo
- Publication number
- CN203547802U CN203547802U CN201320836491.4U CN201320836491U CN203547802U CN 203547802 U CN203547802 U CN 203547802U CN 201320836491 U CN201320836491 U CN 201320836491U CN 203547802 U CN203547802 U CN 203547802U
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- transformer
- blower fan
- control unit
- control
- electric valve
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- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 238000012544 monitoring process Methods 0.000 claims description 15
- 239000000779 smoke Substances 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 235000006508 Nelumbo nucifera Nutrition 0.000 claims description 3
- 240000002853 Nelumbo nucifera Species 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 abstract 1
- 230000001276 controlling effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 230000002159 abnormal effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012827 research and development Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Control Of Positive-Displacement Air Blowers (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model relates to a controlling means for controlling install fan in transformer room, this controlling means include measuring unit, the control unit, execution unit and monitor unit, the measuring unit is connected with the control unit, the measuring unit transmits the data of gathering for the control unit through the transmission wire, the control unit sets up in the control box, the control box is equipped with top cap, lateral wall and chamber door, the execution unit includes fan and electric valve door, the control unit is connected with fan and electric valve door electricity, and the control unit is according to the operation of transformer room indoor temperature, transformer load current, transformer oil temperature, transformer room fire control signal control fan and electric valve that the measuring unit gathered, monitor unit includes long-range backstage terminating machine and remote information transmission passageway. The fan of the utility model can be started and closed in two modes, manual and automatic; the fan and the electric valve can be monitored in real time, fire extinguishment is assisted, and energy consumption is saved.
Description
Technical field
The utility model belongs to air-blower control field, particularly a kind of for controlling the control gear of the blower fan that is arranged on transformer vault.
Background technique
Existing fan controller on the market, has plenty of manual mode and starts and stop blower fan, only depends on manual control; Have plenty of temp-sensitive apparatus and directly control fan starting and stop, only reflecting that transformer vault is in the temperature of temperature inductance probe installation place.Be arranged on the market at present the fan controller in transformer vault, comparatively advanced way is exactly purely to utilize temp controller to control fan operation, not in conjunction with the uniqueness having in transformer vault, consider many factors, through research, find that at present transformer room temperature not only depends on outside air temperature, also with transformer load, whether fault has close relation to transformer, fan radiating effect is not also moved blower fan hole whether shutoff is relevant with neighbouring.Physical relationship is expressed as follows, when outside air temperature rising, transformer load increase, transformer generation catastrophe failure, all can make transformer room temperature raise, otherwise decline, when near fan outlet out of service hole shutoff, can play and intercept cross-ventilation and heat returns, can increase radiating effect.
In real world applications, generally only adopt temp controller to control blower fan at present, whether control mode is single on the one hand, only rely on room temperature to decide blower fan to start, and can not complete the diversification of blower fan, control dynamically.On the other hand, not forward-looking, even transformer room temperature does not temporarily reach fan starting value and needs pre-cooling blower fan to accelerate the heat radiation prevention too high acceleration Transformer Insulation Aging of temperature of oil in transformer and fault worsens yet when not considering that transformer load sharply increases and suddenly emergency occurring.Also have the more important, current blower fan can not automatically stop when transformer vault's breaking out of fire, and transformer mostly is oil-filled equipment, very easily catch fire explosion caused, if can not find in time and stop, the blower fan of running be accelerated Air Flow and is more encouraged the intensity of a fire, causes very big loss.In addition, when breaking down, current blower fan, temp controller, fan power can not monitor in real time, can only rely on while making regular check on and could find, if fan trouble cannot shed the temperature in transformer vault and can make the too high accident that causes power failure of transformer body oil temperature in time, to electrical network, cause unnecessary power failure, these potential safety hazards can not be ignored, and the operation conditions of fan operation situation and transformer has equal importance, are badly in need of a kind of fan controller that can remote monitoring of research and development.
Model utility content
In order to address the above problem, the utility model provides a kind of control mode various, can monitor in real time blower fan and transformer situation, and has the fan controller of auxiliary fire extinguishing.
The technical solution of the utility model is: a kind of for controlling the control gear that is arranged on the blower fan in transformer vault, it is characterized in that: this control gear comprises measuring unit, control unit, performance element and supervision unit, described measuring unit is connected with control unit, described control unit is electrically connected to monitoring unit and performance element, described measuring unit comprises temperature transducer, temperature of oil in transformer table, smoke sensor summation current transformer, described temperature transducer is arranged in transformer vault, temperature of oil in transformer table is arranged on transformer, described current transformer is arranged on transformer step-down output terminal, described smoke sensor arranges in transformer vault, described measuring unit is transferred to control unit by the data of collection by transfer wire, described control unit comprises by leakage switch, contactor, rectifier, current relay, time delay relay, voltage relay, open-phase relay, hot lotus root relay, fus, the installation's power source monitoring circuit that the components and parts such as tutorial light form according to certain logical relation, electric valve control loop, air-blower control loop, supplementary mode starts loop, long-range backstage monitoring circuit, described control unit is arranged in control box, described control box is provided with top cover, sidewall and chamber door, two sidewalls in described control box left and right are provided with several radiator windows, described chamber door comprises external door and internal portioning layer, described external door is provided with outer door handle, described internal portioning layer top is provided with several tutorial light, described performance element comprises blower fan and electric valve, described electric valve is arranged on described fan outlet place, described blower fan and electric valve are electrically connected to control unit, the startup of described blower fan and electric valve and stop being controlled by described control unit, the transformer room temperature that control unit collects according to measuring unit, transformer load electric current, temperature of oil in transformer, the operation of transformer vault's fire-fighting SC sigmal control blower fan and electric valve, described supervision unit comprises long-range background terminal machine and remote information transmission channel, control unit is sent to data on long-range background terminal machine and shows by display device by remote information transmission channel, described remote information transmission channel one end and control unit relay output end sub-connection, one end is connected with the USB interface of long-range background terminal machine.
Further, described temperature transducer is RTD or semiconductor temperature sensor.
Further, described smoke sensor is ion type smog sensor or photoelectric smoke sensor.
Further, described current transformer is arranged on transformer step-down output terminal.
Further, described temperature of oil in transformer table is transformer body oil temperature gauge.
Further, described top cover, sidewall and chamber door are aluminum alloy material.
Further, the quantity of described tutorial light is six.
Further, the axial-flow blower that described blower fan is 380V.
Further, the drive motor power supply of described electric valve is DC24V.
Further, described long-range background terminal machine can clear demonstration blower fan, electric valve and control gear running state and trouble signal.
Measuring unit of the present utility model is input to control unit by temperature, transformer load electric current, the gentle transformer vault's fire-fighting signal message of transformer oil in the transformer collecting, control unit, can be under automatic mode, the above-mentioned information of comprehensive consideration, control dynamically the operation of blower fan and electric valve and stop, and then the normal work of assurance transformer, this electric valve can improve radiating effect and auxiliary fire extinguishing.
, by long-range background monitoring loop, blower fan and electric valve running state and all kinds of fault or abnormal signal are outputed on the long-range background terminal machine that monitors unit meanwhile, realize the remote monitoring of signal.
The utility model beneficial effect: blower fan of the present utility model can be by manually completing the startup of blower fan and cut out with automatic two kinds of modes; The utility model can be monitored in real time and control blower fan and electric valve, by the monitoring to the temperature of transformer vault, transformer load electric current, transformer vault's fire and transformer temperature, at the status parameter that monitors discovery transformer vault inner blower real-time on the background terminal machine of unit, can find in time the abnormal of fan controller, comprise and find fire etc., can adjust and start blower fan and electric valve, prevent that transformer from occurring unexpectedly; Meanwhile, by the regulating and controlling to blower fan, effectively reduce the energy consumption of blower fan idle running, played good energy-saving effect.
Accompanying drawing explanation
Fig. 1 is principle schematic of the present utility model;
Fig. 2 is the structural representation of control box in the utility model;
Fig. 3 is first portion's circuit theory diagrams schematic diagram 1 of control unit in the utility model;
Fig. 4 is the second portion circuit theory diagrams schematic diagram 2 of control unit in the utility model;
Fig. 5 is the utility model electric valve structural representation Fig. 1;
Fig. 6 is the utility model electric valve structural representation Fig. 2;
Reference character is:
1 control unit; 2 blower fans; 3 electric valves; 4 temperature transducers; 5 temperature of oil in transformer tables; 6 current transformers; 7 smoke sensors; 8 remote information transmission channels; 9 long-range background terminal machines; 10 radiator windows; 11 top covers; 12 chamber doors; 13 sidewalls; 14 internal portioning layer handles; 15 outer door handles; 16 tutorial light.
Embodiment
In conjunction with Figure of description 1,2 and 3, specific embodiment of the utility model is:
In conjunction with Figure of description 1, 2 and 3, wherein, a kind of for controlling the control gear that is arranged on the blower fan in transformer vault, this control gear comprises measuring unit, control unit, performance element and supervision unit, described measuring unit is connected with control unit, and described control unit is with performance element and monitor that unit is electrically connected to, and described measuring unit comprises temperature transducer, temperature of oil in transformer table, smoke sensor summation current transformer, described temperature transducer is arranged in transformer vault, temperature of oil in transformer table is arranged on transformer, described current transformer is arranged on transformer output terminal and connects, described smoke sensor arranges in transformer vault, described measuring unit is transferred to control unit by the data of collection by transfer wire, and described control unit comprises by leakage switch, contactor, rectifier, current relay, time delay relay, voltage relay, open-phase relay, hot lotus root relay, fus, the installation's power source monitoring circuit that the components and parts such as tutorial light form according to certain logical relation, electric valve control loop, air-blower control loop, supplementary mode starts loop, long-range backstage monitoring circuit, described control unit is arranged in control box, and described control box is provided with top cover, sidewall and chamber door, two of described left and right sidewall is provided with several radiator windows, described chamber door comprises external door and internal portioning layer, described external door is provided with outer door handle, described internal portioning layer top is provided with several tutorial light, described performance element comprises blower fan and electric valve, described electric valve is arranged on described fan outlet place, described blower fan and electric valve are electrically connected to control unit, the startup of described blower fan and electric valve and stop being controlled by described control unit, the transformer room temperature that control unit collects according to measuring unit, transformer load electric current, temperature of oil in transformer, the operation of transformer vault's fire-fighting SC sigmal control blower fan and electric valve, described supervision unit comprises long-range background terminal machine and remote information transmission channel, control unit is sent to data on long-range background terminal machine and shows by display device by remote information transmission channel, described remote information transmission channel one end and control unit relay output end sub-connection, one end is connected with the USB interface of long-range background terminal machine.
Further, described temperature transducer 4 is RTD or semiconductor temperature sensor.
Further, described smoke sensor 7 is ion type smog sensor or photoelectric smoke sensor.
Further, described current transformer 6 is arranged on transformer step-down output terminal.
Further, described temperature of oil in transformer table 5 is transformer body oil temperature gauge.
Further, described top cover 11, sidewall 13 and chamber door 12 are aluminum alloy material.
Further, the quantity of described tutorial light 16 is six.
Further, the axial-flow blower that described blower fan 2 is 380V.
Further, further, the drive motor power supply of described electric valve is DC24V.
Further, described long-range background terminal machine can clear demonstration blower fan, electric valve and control gear running state and trouble signal.
Control gear of the present utility model passes through control unit, can be under automatic mode, gather the information such as the interior temperature of transformer, transformer load electric current, transformer temperature and transformer vault's fire-fighting signal, the above-mentioned information of comprehensive consideration, control dynamically the operation of blower fan and electric valve and stop, and then the normal work of assurance transformer, this electric valve can improve radiating effect and auxiliary fire extinguishing.
, by long-range background monitoring loop, blower fan and electric valve running state and all kinds of fault or abnormal signal are outputed on the long-range background terminal machine that monitors unit meanwhile, realize the remote monitoring of signal.。
Blower fan of the present utility model can by manually and automatic two kinds of Pattern completions to the startup of blower fan with close; Control unit can be monitored in real time and control blower fan, by the monitoring to the temperature of transformer vault, transformer load electric current, transformer vault's fire and transformer temperature, at the status parameter that monitors discovery transformer vault inner blower real-time on the background terminal machine of unit, can find in time the abnormal of fan controller, comprise and find fire etc., can adjust and start blower fan and electric valve, prevent that transformer from occurring unexpectedly; Meanwhile, by the regulating and controlling to blower fan, effectively reduce the energy consumption of blower fan idle running, played good energy-saving effect.
Obviously, those skilled in the art can carry out various changes and modification and not depart from spirit and scope of the present utility model the utility model.Like this, if within of the present utility model these are revised and modification belongs to the scope of the utility model claim and equivalent technologies thereof, the utility model is also intended to comprise these changes and modification interior.
Claims (10)
1. one kind for controlling the control gear of the blower fan that is arranged on transformer vault, it is characterized in that: this control gear comprises measuring unit, control unit, performance element and supervision unit, described measuring unit is connected with control unit, described control unit is electrically connected to monitoring unit and performance element, described measuring unit comprises temperature transducer, temperature of oil in transformer table, smoke sensor and transformer load electric current, described temperature transducer is arranged in transformer vault, temperature of oil in transformer table is arranged on transformer, described transformer load electric current is transformer step-down load current, described smoke sensor arranges in transformer vault, described measuring unit is transferred to control unit by the data of collection by transfer wire, described control unit comprises by leakage switch, contactor, rectifier, current relay, time delay relay, voltage relay, open-phase relay, hot lotus root relay, fus, the installation's power source monitoring circuit that the components and parts such as tutorial light form according to certain logical relation, electric valve control loop, air-blower control loop, supplementary mode starts loop, long-range backstage monitoring circuit, described control unit is arranged in control box, described control box is provided with top cover, sidewall and chamber door, two sidewalls in described control box left and right are provided with several radiator windows, described chamber door comprises external door and internal portioning layer, described external door is provided with outer door handle, described internal portioning layer top is provided with several tutorial light, described performance element comprises blower fan and electric valve, described electric valve is arranged on described fan outlet place, described blower fan and electric valve are electrically connected to control unit, the startup of described blower fan and electric valve and stop being controlled by described control unit, the transformer room temperature that control unit collects according to measuring unit, transformer load electric current, temperature of oil in transformer, the operation of transformer vault's fire-fighting SC sigmal control blower fan and electric valve, described supervision unit comprises long-range background terminal machine and remote information transmission channel, control unit is sent to data on long-range background terminal machine and shows by display device by remote information transmission channel, described remote information transmission channel one end and control unit relay output end sub-connection, one end is connected with the USB interface of long-range background terminal machine.
2. according to claim 1 a kind of for controlling the control gear that is arranged on the blower fan in transformer vault, it is characterized in that: described temperature transducer is RTD or semiconductor temperature sensor.
3. according to claim 2 a kind of for controlling the control gear that is arranged on the blower fan in transformer vault, it is characterized in that: described smoke sensor is ion type smog sensor or photoelectric smoke sensor.
4. a kind of for controlling the control gear that is arranged on the blower fan in transformer vault according to described in claim 2 or 3, is characterized in that: described transformer load electric current is taken from transformer step-down measuring current transformer.
5. according to claim 4 a kind of for controlling the control gear that is arranged on the blower fan in transformer vault, it is characterized in that: described temperature of oil in transformer table is transformer body oil temperature gauge.
6. according to claim 5 a kind of for controlling the control gear that is arranged on the blower fan in transformer vault, it is characterized in that: described top cover, sidewall and chamber door are aluminum alloy material.
7. according to claim 6 a kind of for controlling the control gear that is arranged on the blower fan in transformer vault, it is characterized in that: the quantity of described tutorial light is six.
8. according to claim 7 a kind of for controlling the control gear that is arranged on the blower fan in transformer vault, it is characterized in that: the axial-flow blower that described blower fan is 380V.
9. according to claim 8 a kind of for controlling the control gear that is arranged on the blower fan in transformer vault, it is characterized in that: the drive motor power supply of described electric valve is DC24V.
10. according to claim 9 a kind of for controlling the control gear that is arranged on the blower fan in transformer vault, it is characterized in that: described long-range background terminal machine can clear demonstration blower fan, electric valve and control gear running state and trouble signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320836491.4U CN203547802U (en) | 2013-12-18 | 2013-12-18 | Control device for controlling fan installed in transformer room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320836491.4U CN203547802U (en) | 2013-12-18 | 2013-12-18 | Control device for controlling fan installed in transformer room |
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| Publication Number | Publication Date |
|---|---|
| CN203547802U true CN203547802U (en) | 2014-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320836491.4U Expired - Fee Related CN203547802U (en) | 2013-12-18 | 2013-12-18 | Control device for controlling fan installed in transformer room |
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| Country | Link |
|---|---|
| CN (1) | CN203547802U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104795206A (en) * | 2015-04-23 | 2015-07-22 | 中冶南方工程技术有限公司 | Method for cooling large oil immersed type rectifier transformer under abnormal heated condition |
| CN106249683A (en) * | 2016-08-24 | 2016-12-21 | 苏州哈度软件有限公司 | A kind of electrical equipment cooling control system |
-
2013
- 2013-12-18 CN CN201320836491.4U patent/CN203547802U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104795206A (en) * | 2015-04-23 | 2015-07-22 | 中冶南方工程技术有限公司 | Method for cooling large oil immersed type rectifier transformer under abnormal heated condition |
| CN106249683A (en) * | 2016-08-24 | 2016-12-21 | 苏州哈度软件有限公司 | A kind of electrical equipment cooling control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20141218 |
|
| EXPY | Termination of patent right or utility model |