CN205846518U - A kind of SCM Based transformer station ventilating system energy-saving control device - Google Patents
A kind of SCM Based transformer station ventilating system energy-saving control device Download PDFInfo
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- CN205846518U CN205846518U CN201620727390.7U CN201620727390U CN205846518U CN 205846518 U CN205846518 U CN 205846518U CN 201620727390 U CN201620727390 U CN 201620727390U CN 205846518 U CN205846518 U CN 205846518U
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Abstract
This utility model relates to a kind of SCM Based transformer station ventilating system energy-saving control device, including single chip control module, power module, temperature monitoring module, external clock module, input through keyboard module, LED display module, AC voltage adjusting module, gear monitoring modular and ventilation blower, described power module, temperature monitoring module, external clock module, input through keyboard module, the outfan of each module of gear monitoring modular all inputs with described single chip control module are connected, the described input of AC voltage adjusting module is connected with the outfan of single chip control module, and the input of the outfan of described AC voltage adjusting module and described ventilation blower, the input of gear monitoring modular connects.This utility model has stable performance, the advantage such as with low cost, and the efficient energy-saving that can realize transformer station's ventilation blower runs, effectively reduces grid line loss rate, is monitored by multiple spot, stepping regulates, and can realize the temperature to transformer station's ventilation blower simultaneously and control and timing controlled.
Description
Technical field
This utility model relates to the energy-saving control system technical field of transformer station, particularly relates to a kind of SCM Based change
Power station ventilating system energy-saving control device.
Background technology
Energy-saving and emission-reduction work under the overall situation of energy-saving and emission-reduction, in self production process of grid company pay attention to day by day.Its
In, in the station of transformer station, electricity consumption occupies sizable proportion in grid company self energy consumption.Thus, grid company is for power transformation
Power saving operation is carried out at station, and it is significant, and especially, carries out the cooling-fan installation part that electricity consumption accounting in station is higher
Energy Saving Control can obtain huge benefit.
Ventilation blower is the capital equipment of transformer station's ventilating system, can be divided into according to purposes: normal ventilation blower and emergency ventilation
Machine.At present, altitude chamber in transformer station, electric capacity room, reactance room etc. are all equiped with the bigger ventilation blower of power (about 0.55kW), and
All ventilation blowers all use outdoor switch control, need in the ordinary course of things to keep 24 hours output-constant operations incessantly.Actual
On, discounting for equipment running status and ambient temperature, simply simply ventilation blower is operated with being continued for, its certain journey
Can cause on degree that performance of ventilating is superfluous, the phenomenon of waste electric energy, and then increase the line loss per unit of electrical network, reduce power supply enterprise's fortune
Battalion's benefit.
Ventilation blower on market or the energy-saving control device major part of fan all just for mine, Tunnel Ventilation System,
Vehicle ventilator or classroom fan, these products have the disadvantage in that in the actual application of transformer station's ventilating system mostly
Owing to not being to design for transformer station's ventilating system in specific manner, and do not account for the actual motion feature of substation equipment,
Cause the demand being difficult to gear to actual circumstances；Controlling only with single temperature, control model is single, and intelligence degree is low；Most employings
The equipment such as converter, host computer carries out operating control, makes relatively costly；Many employings temperature probe measurement side in terms of temperature control
Formula so that it is the spatial distribution of indoor temperature cannot be reflected comprehensively, then cannot realize the control modes such as temperature difference control.
Utility model content
In order to overcome shortcoming that prior art exists with not enough, this utility model provides a kind of SCM Based transformer station
Ventilating system energy-saving control device, can realize dual variation method, the function of classification regulation, and cheap, easy for installation.
For solving above-mentioned technical problem, this utility model adopts the following technical scheme that, a kind of SCM Based transformer station
Ventilating system energy-saving control device, including: single chip control module, power module, temperature monitoring module, external clock module,
Input through keyboard module, LED display module, AC voltage adjusting module, gear monitoring modular and ventilation blower, described power module, temperature
Degree monitoring modular, external clock module, input through keyboard module, gear monitoring modular each module outfan all with described monolithic
The input of machine control module is connected, and the input of described AC voltage adjusting module connects with the outfan of single chip control module
Connect, and the outfan of described AC voltage adjusting module is connected with input, the input of gear monitoring modular of described ventilation blower, institute
The outfan of the input and described single chip control module of stating LED display module is connected.
Further, the input of described power module and AC voltage adjusting module is connected with 220V alternating current power supply respectively.
Further, the outfan of described power module respectively with temperature monitoring module, external clock module, input through keyboard
The input of module and each module of LED display module is connected, and described power module gives described temperature monitoring module, outside
Clock module, input through keyboard module and LED display module provide and drive power supply.
Further, described AC voltage adjusting module includes that relay, described temperature monitoring module include that several temperature pass
Sensor, described temperature sensor is arranged in four orientation that transformer station is indoor, and then Special composition temperature survey matrix up and down.
Further, the circuit of described AC voltage adjusting module uses the voltage regulating mode of series resistance dividing potential drop, including four groups of tune
Economize on electricity resistance, described four groups of regulation resistance are used for realizing fourth gear speed-regulating function.
Further, described gear monitoring modular includes CT/PT module and A/D modular converter, described CT/PT module defeated
Enter end to be connected with the outfan of described AC voltage adjusting module, and the outfan of described CT/PT module and described A/D modular converter
Input be connected, described A/D modular converter outfan is connected with the input of described single chip control module.
Further, described single chip control module includes single-chip microcomputer, and described single-chip microcomputer uses AT89C55WD type monolithic
Machine.
After using technique scheme, this utility model at least has the advantages that
1) this device solely ventilating system for transformer station is designed, and can realize temperature, time two kinds control
Mode；Wherein, temperature controls with indoor multipoint temperature monitoring value for input, can realize partial temperature control, mean temperature control
And the control program such as upper and lower temperature difference control；Time control can be according to equipment operation characteristic, it is achieved idle or busy two kinds control
Scheme.
2) this device uses and has the single-chip microcomputer of stronger data-handling capacity as control core, can realize above-mentioned multiple control
Molding formula with the use of, it is thus achieved that real-time high, the performance simultaneously also making this device is more stable.
3) this device uses the temperature monitoring module of upper and lower spatial distribution, both can accurately judge the temperature of indoor each position,
The temperature difference between lower floor's air intake and upper strata air-out can be reflected again, it is achieved the more temperature of accurate intelligent controls.
4) without resetting clock again after this device uses external clock can realize power-off, asking of power-off replacement is solved
Topic.
5) the whole circuit of this device arranges and simplifies, and processing technology is less demanding, the prices of raw materials are cheap, makes device have
There are the advantages such as low cost, the suitability are strong, are particluarly suitable in large number of transformer station promoting the use of.
Accompanying drawing explanation
Fig. 1 is between each module of a kind of SCM Based transformer station of this utility model ventilating system energy-saving control device
Connection figure.
Fig. 2 is that the hardware of a kind of SCM Based transformer station of this utility model ventilating system energy-saving control device connects electricity
Lu Tu.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can phases
Combine mutually, with specific embodiment, the application is described in further detail below in conjunction with the accompanying drawings.
This utility model provides a kind of SCM Based transformer station ventilating system energy-saving control device, can realize bivariate
The functions such as control, classification regulation, and cheap, easy for installation.
As it is shown in figure 1, this utility model provides a kind of SCM Based transformer station ventilating system energy-saving control device, main
Including: single chip control module, power module, temperature monitoring module, external clock module, input through keyboard module, exchange are adjusted
Die block, gear monitoring modular, LED display module, described power module outlet is connected with single chip control module input
Connect, and power module is that single chip control module is powered.Described temperature monitoring module, external clock module, input through keyboard module
The outfan of each module is connected with the input of single chip control module respectively, and the output signal of above-mentioned each module is as list
The input signal of sheet machine control module.The input of described AC voltage adjusting module is connected with 220V alternating current power supply, and outfan is straight
Connecing and be connected with ventilation blower, its output voltage is controlled by the output signal of single chip control module.Described LED display module defeated
Enter end to be connected with the outfan of single chip control module.The input of described gear monitoring modular is defeated with AC voltage adjusting module
Going out end to be connected, its outfan is connected with the input of single chip control module.Described temperature monitoring module includes being distributed in
Indoor four orientation, point eight temperature sensors of upper and lower two groups of layouts.Described gear monitoring modular includes CT/PT module and A/D
Modular converter, the input of described CT/PT module is connected with the outfan of AC voltage adjusting module, and its outfan is changed with A/D
The input of module is connected；The outfan of described A/D modular converter is connected with single chip control module phase input.
As in figure 2 it is shown, single chip control module includes single-chip microcomputer, single-chip microcomputer uses STC Corporation to produce AT89C55WD,
Power module is directly connected with 220V alternating current power supply with AC voltage adjusting module, and wherein, the 220V in electrical network is handed over by power module
It is that single chip control module is powered that stream power supply rectification filter becomes 5V DC source, and meanwhile, power module is also temperature monitoring mould
Each modules such as block, external clock module, input through keyboard module and LED display module provide and drive power supply.Temperature monitoring module
Eight temperature sensors divide upper and lower two groups, be arranged in four orientation that transformer station is indoor, Special composition temperature between them
Degree calculation matrix, temperature data measurement obtained reaches single-chip microcomputer, and single-chip microcomputer matching program can come according to indoor temperature demand
Control the folding condition of relay, it is achieved temperature controls.The external timer of external clock module can be arranged according to practical situation
Clock, the timing break-make being controlled ventilation blower power supply by single-chip microcomputer is controlled, it is achieved time control function.LED display module is used
Real time temperature data and ventilation blower operational taps in displays temperature sensor acquisition.Input through keyboard module is used for input time
And model selection.Exchange adjustment module uses simplest series resistance pressure regulation dividing potential drop mode to carry out pressure regulation, by controlling in it
The relay switch state in portion, can make controlled exchange ventilation blower work in four kinds of different electric pressures, so that it is not according to
Same rotating speed stepping position work.The advantage of this exchange adjustment module is not use power electronic devices, with low cost, reliably
Property high, and only just can all resistant series be entered in circuit at ventilation blower when running for one grade, be lost relatively fewer.Handing over
Add gear monitoring modular between stream regulating circuit and ventilation blower, detect ventilation blower operational taps instantly by CT or PT, and
It is input in single-chip microcomputer after this signal is changed by A/D, makes single-chip microcomputer judge the duty of ventilation blower.
This utility model can realize timing controlled simultaneously and temperature controls the cooperation between two kinds of functions and controls.Device starts
After work, it is necessary first to read the temperature data of temperature monitoring module, judge whether according to the data of each temperature sensor
Hot-spot, then further according to the difference number of upper and lower two groups of temperature sensors it is judged that whether there is excessive temperature differentials phenomenon, if going out
Existing both of these case i.e. controls all relays and connects, and makes ventilation blower capacity operation, if there is not above-mentioned situation, the most further
Judge whether this moment is in the timing shutoff period of setting, if it is not, then calculate the mean temperature of 8 temperature sensors, according to
If temperature threshold control ventilation operational taps.
Embodiment the most of the present utility model, for the ordinary skill in the art,
It is appreciated that in the case of without departing from principle of the present utility model and spirit and these embodiments can be carried out multiple change, repair
Changing, replace and modification, scope of the present utility model is limited by claims and equivalency range thereof.
Claims (7)
1. a SCM Based transformer station ventilating system energy-saving control device, it is characterised in that including: Single-chip Controlling mould
Block, power module, temperature monitoring module, external clock module, input through keyboard module, LED display module, AC voltage adjusting module,
Gear monitoring modular and ventilation blower, described power module, temperature monitoring module, external clock module, input through keyboard module, shelves
Outfan all inputs with described single chip control module of each module of position monitoring modular are connected, described AC voltage adjusting mould
The input of block is connected with the outfan of single chip control module, and the outfan of described AC voltage adjusting module and described ventilation blower
Input, the input of gear monitoring modular connect, the input of described LED display module and described single chip control module
Outfan connect.
One the most according to claim 1 SCM Based transformer station ventilating system energy-saving control device, its feature exists
In, the input of described power module and AC voltage adjusting module is connected with 220V alternating current power supply respectively.
One the most according to claim 1 and 2 SCM Based transformer station ventilating system energy-saving control device, its feature
Be, the outfan of described power module respectively with temperature monitoring module, external clock module, input through keyboard module and LED
The input of each module of display module is connected, and described power module gives described temperature monitoring module, external clock module, key
Dish input module and LED display module provide and drive power supply.
One the most according to claim 1 SCM Based transformer station ventilating system energy-saving control device, its feature exists
In, described AC voltage adjusting module includes that relay, described temperature monitoring module include several temperature sensors, and described temperature passes
Sensor is arranged in four orientation that transformer station is indoor, and then Special composition temperature survey matrix up and down.
5. according to the SCM Based transformer station of the one described in claim 1 or 4 ventilating system energy-saving control device, its feature
Being, the circuit of described AC voltage adjusting module uses the voltage regulating mode of series resistance dividing potential drop, including four groups of regulation resistance, and described four
Group regulation resistance is used for realizing fourth gear speed-regulating function.
One the most according to claim 1 SCM Based transformer station ventilating system energy-saving control device, its feature exists
In, described gear monitoring modular includes that CT/PT module and A/D modular converter, the input of described CT/PT module exchange with described
The outfan of voltage regulating module is connected, and the outfan of described CT/PT module is connected with the input of described A/D modular converter
Connecing, described A/D modular converter outfan is connected with the input of described single chip control module.
One the most according to claim 1 SCM Based transformer station ventilating system energy-saving control device, its feature exists
In, described single chip control module includes single-chip microcomputer, and described single-chip microcomputer uses AT89C55WD type single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620727390.7U CN205846518U (en) | 2016-07-08 | 2016-07-08 | A kind of SCM Based transformer station ventilating system energy-saving control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620727390.7U CN205846518U (en) | 2016-07-08 | 2016-07-08 | A kind of SCM Based transformer station ventilating system energy-saving control device |
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| CN205846518U true CN205846518U (en) | 2016-12-28 |
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| CN201620727390.7U Active CN205846518U (en) | 2016-07-08 | 2016-07-08 | A kind of SCM Based transformer station ventilating system energy-saving control device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678242A (en) * | 2020-05-28 | 2020-09-18 | 广西电网有限责任公司电力科学研究院 | Transformer substation power utilization control method based on microenvironment parameter monitoring |
-
2016
- 2016-07-08 CN CN201620727390.7U patent/CN205846518U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678242A (en) * | 2020-05-28 | 2020-09-18 | 广西电网有限责任公司电力科学研究院 | Transformer substation power utilization control method based on microenvironment parameter monitoring |
| CN111678242B (en) * | 2020-05-28 | 2022-03-29 | 广西电网有限责任公司电力科学研究院 | Transformer substation power utilization control method based on microenvironment parameter monitoring |
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