CN203967758U - A kind of reactive power compensation system with temperature acquisition function - Google Patents
A kind of reactive power compensation system with temperature acquisition function Download PDFInfo
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- CN203967758U CN203967758U CN201420279983.2U CN201420279983U CN203967758U CN 203967758 U CN203967758 U CN 203967758U CN 201420279983 U CN201420279983 U CN 201420279983U CN 203967758 U CN203967758 U CN 203967758U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
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Abstract
The utility model belongs to electric and electronic technical field, a kind of reactive power compensation system with temperature acquisition function, comprise that N Intelligent reactive compensation module, N are 1,2,3 ... positive integer, power line A, B, C, N three-phase and four-line and 485 communication buses, a described N Intelligent reactive compensation module is connected with power line A, B, C, N three-phase and four-line and 485 communication buses are in parallel respectively.The utlity model has the function of the reactive power compensation of detection of grid, and can select temperature while needing switching capacitance suitable electric capacity operates when detecting; In the time too high or other abnormalities of ambient temperature being detected, can disconnect all electric capacity, quit work and report to the police, make it safe and reliable.
Description
Technical field
The utility model relates to a kind of reactive power compensation system with temperature acquisition function, belongs to electric and electronic technical field.
Background technology
At present, the effect of known reactive power compensation device in mains supply system is to improve power factor of electric network, and the loss that reduces transformer and transport circuit, improves power supplying efficiency, improves power supply environment.But the function that present most reactive power compensation device does not have low temperature electric capacity and preferentially drops into electrical network, may explode if the problem that may cause is that in long-play process, capacitance temperature is too high, produce potential safety hazard, cause security incident.
Summary of the invention
In order to overcome the deficiencies in the prior art, the utility model object is to provide a kind of reactive power compensation system with temperature acquisition function.This system is in the time detecting that reactive power changes, and under the control of main control MCU module, system, by adopting switching capacitance to reach suitable reactive power compensation, makes the power factor controlling of place electrical network in a more satisfactory scope.In the time carrying out capacitor switching process, system operates judgement temperature height, thereby reaches safe capacitor switching, and can extend the useful life of electric capacitor device.
In order to realize foregoing invention object, solve existing problem in prior art, the technical scheme that the utility model is taked is: a kind of reactive power compensation system with temperature acquisition function, comprise that N Intelligent reactive compensation module, N are 1,2,3 ... positive integer, power line A, B, C, N three-phase and four-line and 485 communication buses, a described N Intelligent reactive compensation module is connected with power line A, B, C, N three-phase and four-line and 485 communication buses are in parallel respectively.
Described each Intelligent reactive compensation module comprises thyristors and capacitors switching module, power capacitor, temperature collect module, electric current and voltage sampling module, 485 communication modules, power module, human-computer interaction module and monitoring module, wherein: between described human-computer interaction module and main control MCU module, adopt serial port communication line to be connected, described electric current and voltage sampling module is connected with the A/D conversion input port of main control MCU module, between described 485 communication modules and main control MCU module, adopt serial port communication line to be connected, described monitoring module is connected with main control MCU module by parallel I/O mouth, described power module is connected with main control MCU module power pin, stable operating voltage is provided to main control MCU module and other modules, described thyristors and capacitors switching module and power capacitor power supply terminal are all by power line A, B, C, N three-phase and four-line connects successively, described electric current and voltage sampling module, power module and monitoring module connect successively, and respectively with power line A, B, C, N three-phase and four-line is connected, and described temperature collect module and 485 communication modules are connected with 485 communication buses respectively.
Described temperature collect module comprises 485 communicating circuits, Single-chip Controlling unit and 5 temperature transducers, wherein: described 485 communicating circuits are connected with P1.2 with the PORT COM P1.1 of Single-chip Controlling unit, described temperature transducer output is connected with I/O mouth P1.3, P1.4, P1.5, P2.0 and the P2.1 of Single-chip Controlling unit, and the output of described 485 communicating circuits is connected with 485 communication buses.
The utility model beneficial effect is: a kind of reactive power compensation system with temperature acquisition function, comprise that N Intelligent reactive compensation module, N are 1,2,3 ... positive integer, power line A, B, C, N three-phase and four-line and 485 communication buses, a described N Intelligent reactive compensation module is connected with power line A, B, C, N three-phase and four-line and 485 communication buses are in parallel respectively.Compared with the prior art, the utlity model has the function of the reactive power compensation of detection of grid, and can select temperature while needing switching capacitance suitable electric capacity operates when detecting; In the time too high or other abnormalities of ambient temperature being detected, can disconnect all electric capacity, quit work and report to the police, make it safe and reliable.
Brief description of the drawings
Fig. 1 is the utility model general structure schematic block diagram.
Fig. 2 is the each Intelligent reactive compensation module structural representation block diagram in the utility model.
Fig. 3 is the each temperature collect module structural representation block diagram in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, a kind of reactive power compensation system with temperature acquisition function, comprise that N Intelligent reactive compensation module, N are 1,2,3 ... positive integer, power line A, B, C, N three-phase and four-line and 485 communication buses, a described N Intelligent reactive compensation module is connected with power line A, B, C, N three-phase and four-line and 485 communication buses are in parallel respectively.
As shown in Figure 2, described each Intelligent reactive compensation module comprises thyristors and capacitors switching module, power capacitor, temperature collect module, electric current and voltage sampling module, 485 communication modules, power module, human-computer interaction module and monitoring module, wherein: between described human-computer interaction module and main control MCU module, adopt serial port communication line to be connected, described electric current and voltage sampling module is connected with the A/D conversion input port of main control MCU module, between described 485 communication modules and main control MCU module, adopt serial port communication line to be connected, described monitoring module is connected with main control MCU module by parallel I/O mouth, described power module is connected with main control MCU module power pin, stable operating voltage is provided to main control MCU module and other modules, described thyristors and capacitors switching module and power capacitor power supply terminal are all by power line A, B, C, N three-phase and four-line connects successively, described electric current and voltage sampling module, power module and monitoring module connect successively, and respectively with power line A, B, C, N three-phase and four-line is connected, and described temperature collect module and 485 communication modules are connected with 485 communication buses respectively.
As shown in Figure 3, described each temperature collect module comprises 485 communicating circuits, Single-chip Controlling unit and 5 temperature transducers, wherein: described 485 communicating circuits are connected with P1.2 with the PORT COM P1.1 of Single-chip Controlling unit, described temperature transducer output is connected with I/O mouth P1.3, P1.4, P1.5, P2.0 and the P2.1 of Single-chip Controlling unit, and the output of described 485 communicating circuits is connected with 485 communication buses.
The utility model advantage is: a kind of reactive power compensation system with temperature acquisition function, has the function of the reactive power compensation of detection of grid, and can select temperature while needing switching capacitance suitable electric capacity operates when detecting; In the time too high or other abnormalities of ambient temperature being detected, can disconnect all electric capacity, quit work and report to the police, make it safe and reliable.
Claims (2)
1. one kind has the reactive power compensation system of temperature acquisition function, comprise that N Intelligent reactive compensation module, N are 1,2,3 ... positive integer, power line A, B, C, N three-phase and four-line and 485 communication buses, is characterized in that: a described N Intelligent reactive compensation module is connected with power line A, B, C, N three-phase and four-line and 485 communication buses are in parallel respectively, described each Intelligent reactive compensation module comprises thyristors and capacitors switching module, power capacitor, temperature collect module, electric current and voltage sampling module, 485 communication modules, power module, human-computer interaction module and monitoring module, wherein: between described human-computer interaction module and main control MCU module, adopt serial port communication line to be connected, described electric current and voltage sampling module is connected with the A/D conversion input port of main control MCU module, between described 485 communication modules and main control MCU module, adopt serial port communication line to be connected, described monitoring module is connected with main control MCU module by parallel I/O mouth, described power module is connected with main control MCU module power pin, stable operating voltage is provided to main control MCU module and other modules, described thyristors and capacitors switching module and power capacitor power supply terminal are all by power line A, B, C, N three-phase and four-line connects successively, described electric current and voltage sampling module, power module and monitoring module connect successively, and respectively with power line A, B, C, N three-phase and four-line is connected, and described temperature collect module and 485 communication modules are connected with 485 communication buses respectively.
2. a kind of reactive power compensation system with temperature acquisition function according to claim 1, it is characterized in that: described temperature collect module comprises 485 communicating circuits, Single-chip Controlling unit and 5 temperature transducers, wherein: described 485 communicating circuits are connected with P1.2 with the PORT COM P1.1 of Single-chip Controlling unit, described temperature transducer output is connected with I/O mouth P1.3, P1.4, P1.5, P2.0 and the P2.1 of Single-chip Controlling unit, and the output of described 485 communicating circuits is connected with 485 communication buses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420279983.2U CN203967758U (en) | 2014-05-27 | 2014-05-27 | A kind of reactive power compensation system with temperature acquisition function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420279983.2U CN203967758U (en) | 2014-05-27 | 2014-05-27 | A kind of reactive power compensation system with temperature acquisition function |
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| CN203967758U true CN203967758U (en) | 2014-11-26 |
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| CN201420279983.2U Expired - Fee Related CN203967758U (en) | 2014-05-27 | 2014-05-27 | A kind of reactive power compensation system with temperature acquisition function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112486223A (en) * | 2020-12-10 | 2021-03-12 | 浙江天正电气股份有限公司 | Method and device for controlling temperature of capacitor |
-
2014
- 2014-05-27 CN CN201420279983.2U patent/CN203967758U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112486223A (en) * | 2020-12-10 | 2021-03-12 | 浙江天正电气股份有限公司 | Method and device for controlling temperature of capacitor |
| CN112486223B (en) * | 2020-12-10 | 2022-02-08 | 浙江天正电气股份有限公司 | Method and device for controlling temperature of capacitor |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20160527 |