CN207490517U - A kind of electric power system frequency automatic regulating and controlling device - Google Patents

A kind of electric power system frequency automatic regulating and controlling device Download PDF

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Publication number
CN207490517U
CN207490517U CN201721690026.9U CN201721690026U CN207490517U CN 207490517 U CN207490517 U CN 207490517U CN 201721690026 U CN201721690026 U CN 201721690026U CN 207490517 U CN207490517 U CN 207490517U
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CN
China
Prior art keywords
circuit
machine unit
single machine
output terminal
frequency
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Expired - Fee Related
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CN201721690026.9U
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Chinese (zh)
Inventor
吴刚
樊垚
许涛
张瑞
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Individual
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Individual
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Priority to CN201721690026.9U priority Critical patent/CN207490517U/en
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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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02B90/20—Smart grids as enabling technology in buildings sector
    • 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
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
    • 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
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/128—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment involving the use of Internet protocol

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  • Inverter Devices (AREA)

Abstract

The utility model is related to frequency of supply automatic control technology field more particularly to a kind of electric power system frequency automatic regulating and controlling device, including frequency modulation device, electric quantity monitoring module, supply line, supply transformer and subscriber's drop；The input terminal connection supply line of supply transformer, the output terminal connection frequency modulation device of supply transformer, subscriber's drop are connected on the output terminal of frequency modulation device；Frequency modulation device is wirelessly connected with GPRS network, and GPRS network interactive connection has Internet network, resident family's mobile phone is connected on GPRS network；Control platform is installed in Internet network；The input terminal connection subscriber's drop of electric quantity monitoring module, the output terminal of electric quantity monitoring module are wirelessly connected on GPRS network.The present apparatus realizes frequency modulation and pressure regulation using PWM modulation mode, ensure that the quality of user power utilization, and equipment safety is reliable, can also be monitored by mobile phone wireless, convenient and efficient.

Description

A kind of electric power system frequency automatic regulating and controlling device
Technical field
The utility model is related to frequency of supply automatic control technology fields more particularly to a kind of electric power system frequency to adjust automatically Whole control device.
Background technology
With the raising of life, the progress in epoch, people have higher requirement to living space, ambient enviroment, this is The inevitable trend of society.Wherein, electric system is one of engineering system most important, most numerous and jumbled in modern society, how to be ensured Normally, the power quality and economy problems during steady-state operation, be it is contemplated that one of Important Problems；And weigh power quality Index include：Wherein, supply frequency determines that can most of household electrical appliance by frequency quality, quality of voltage and waveform quality Normal work, therefore, it is necessary to study how to ensure that household electricity frequency is reliable and stable.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned technical deficiency, provides a kind of power supply System frequency automatic regulating and controlling device is increased the design method of pwm circuit progress voltage regulation and frequency modulation using distribution side, solves electricity Source frequency is mutated or deviates excessive the technical issues of causing irrecoverable damage to household electrical appliance, and having reached can be according to household electricity The technique effect that whether frequency is normal and automatically adjusts frequency, protects household electrical appliance；Employ with SCM system and GPRS without Line information carrying means is the control design case method of core, solves the technical issues of wire transmission jitter, reaches Wireless information transfer, wireless control save wiring, and information transmits fast technique effect；Using household electricity quality information transmission Design to internet designs, and solves the technical issues of resident family is difficult to monitor household electricity quality, having reached user can pass through The smart machines such as mobile phone monitor the technique effect of household electricity quality.
In order to solve the above technical problems, technical solution is used by the utility model：Including frequency modulation device, electric quantity monitoring Module, supply line, supply transformer and subscriber's drop；The input terminal connection supply line of supply transformer, supply transformer Output terminal connection frequency modulation device, subscriber's drop is connected on the output terminal of frequency modulation device；Frequency modulation device is wirelessly connected with GPRS Network, GPRS network interactive connection have Internet network, resident family's mobile phone are connected on GPRS network；Pacify in Internet network Equipped with control platform；The input terminal connection subscriber's drop of electric quantity monitoring module, the output terminal of electric quantity monitoring module are wirelessly connected on On GPRS network；
Advanced optimize the technical program, the frequency modulation device include single machine unit A, pwm pulse modulation circuit, GPRS module A and A/D conversion circuit A；The input terminal of A/D conversion circuits A is connected with amplifying circuit, and A/D conversion circuits A is by putting Big circuit is connected with tension measuring circuit, and the output terminal of A/D conversion circuits A is connected on the I/O mouths of single machine unit A；GPRS Modules A is connected on the serial ports of single machine unit A；The supply pin of the electric energy output end connection single machine unit A of power module A； The control terminal of pwm pulse modulation circuit is connected on the modulation foot of single machine unit, the output terminal connection of pwm pulse modulation circuit There is inverter circuit；
The technical program is advanced optimized, the output terminal of the inverter circuit is connected with filter circuit, and inverter circuit leads to Cross filter circuit connection subscriber's drop；The input terminal of inverter circuit is connected with current rectifying and wave filtering circuit；The input of current rectifying and wave filtering circuit End connection supply transformer；
Advanced optimize the technical program, the electric quantity monitoring module include single machine unit B, A/D conversion circuit B, Power module B, GPRS module B；The output terminal of A/D conversion circuits B is connected on the I/O mouths of single machine unit B, A/D conversion electricity The input terminal of road B is connected with frequency measurement circuit, the measurement end connection subscriber's drop of frequency measurement circuit；GPRS module B connections On the serial ports of single machine unit B；The supply pin of the electric energy output end connection single machine unit B of power module B；Single machine unit The output terminal of B is connected with indicator light and display screen；
The technical program is advanced optimized, the single machine unit A and single machine unit B are ATmega168P microcontrollers System.
Compared with prior art, the utility model has the following advantages：1st, using ATmega168P microcontrollers as master control Unit is integrated with the memory of larger capacity and abundant powerful hardware interface circuit, has very high performance price ratio, make originally to set It is standby to be preferably applied to family；2nd, the present apparatus has many advantages, such as that at low cost, small, low in energy consumption, transmitting-receiving sensitivity is high, only needs It is equipped with fraction of peripheral cell and can be achieved with its power, provided effectively for data transmission and remote control energy technical method Ensure；3rd, the present apparatus realizes frequency modulation and pressure regulation using PWM modulation mode, ensure that the quality of user power utilization, and equipment safety is reliable, Also it can be monitored by mobile phone wireless, it is convenient and efficient.
Description of the drawings
Fig. 1 is present apparatus information control flow journey figure；
Fig. 2 is this equipment frequency modulation device internal structure chart；
Fig. 3 is this equipment frequency modulation device control structure figure；
Fig. 4 is circuit monitoring function structure chart；
Fig. 5 is single machine unit circuit structure diagram；
Fig. 6 is FM circuit structure chart.
In figure, 1, frequency modulation device；2nd, electric quantity monitoring module；3rd, supply line；4th, supply transformer；5th, subscriber's drop；6、 GPRS network；7th, Internet network；8th, control platform；9th, resident family's mobile phone；10th, single machine unit B；11st, single machine unit A； 12nd, A/D conversion circuits A；13rd, amplifying circuit；14th, tension measuring circuit；15th, GPRS module A；16th, power module A；17、PWM Pulse modulated circuit；18th, inverter circuit；19th, current rectifying and wave filtering circuit；20th, filter circuit；21st, indicator light；22nd, A/D conversion circuits B；23rd, frequency measurement circuit；24th, display screen；25th, power module B；16th, GPRS module B.
Specific embodiment
To make the objectives, technical solutions and advantages of the present invention clearer, With reference to embodiment And with reference to attached drawing, the utility model is further described.It should be understood that these descriptions are merely illustrative, and do not really want Limit the scope of the utility model.In addition, in the following description, the description to known features and technology is omitted, to avoid not Necessarily obscure the concept of the utility model.
Specific embodiment one：As shown in figures 1 to 6, including frequency modulation device 1, electric quantity monitoring module 2, supply line 3, power supply Transformer 4 and subscriber's drop 5；The input terminal connection supply line 3 of supply transformer 4, the output terminal connection of supply transformer 4 are adjusted Frequency device 1, subscriber's drop 5 are connected on the output terminal of frequency modulation device 1；Frequency modulation device 1 is wirelessly connected with GPRS network 6, GPRS The interactive connection of network 6 has Internet network 7, and resident family's mobile phone 9 is connected on GPRS network 6；It is equipped in Internet network 7 Control platform 8；The input terminal connection subscriber's drop 5 of electric quantity monitoring module 2, the output terminal of electric quantity monitoring module 2 are wirelessly connected on On GPRS network 6；
The frequency modulation device 1 includes single machine unit A11, pwm pulse modulation circuit 17, A15 and A/D turns of GPRS module Change circuit A12；The input terminal of A/D conversion circuits A12 is connected with amplifying circuit 13, and A/D conversion circuits A12 passes through amplifying circuit 13 Tension measuring circuit 14 is connected with, the output terminal of A/D conversion circuits A12 is connected on the I/O mouths of single machine unit A11；GPRS Modules A 15 is connected on the serial ports of single machine unit A11；The electric energy output end connection single machine unit A11's of power module A16 Supply pin；The control terminal of pwm pulse modulation circuit 17 is connected on the modulation foot of single machine unit, pwm pulse modulation circuit 17 Output terminal be connected with inverter circuit 18；
The output terminal of the inverter circuit 18 is connected with filter circuit 20, and inverter circuit 18 is connected by filter circuit 20 Subscriber's drop 5；The input terminal of inverter circuit 18 is connected with current rectifying and wave filtering circuit 19；The input terminal connection of current rectifying and wave filtering circuit 19 supplies Piezoelectric transformer 4；
The electric quantity monitoring module 2 includes single machine unit B10, A/D conversion circuit B22, power module B25, GPRS Module B26；The output terminal of A/D conversion circuits B22 is connected on the I/O mouths of single machine unit B10, and A/D conversion circuits B22's is defeated Enter end and be connected with frequency measurement circuit 23, the measurement end connection subscriber's drop 5 of frequency measurement circuit 23；GPRS module B26 connections On the serial ports of single machine unit B10；The supply pin of the electric energy output end connection single machine unit B10 of power module B25；Monolithic The output terminal of machine unit B 10 is connected with indicator light 21 and display screen 24；
The single machine unit A11 and single machine unit B10 is ATmega168P SCM systems.
Such as Fig. 1, this system connects supply line 3 by supply transformer 4 first, then connects frequency modulation device 1 and carries out electricity The adjustment of source frequency then supplies user by subscriber's drop 5 and uses, and adds in electric quantity monitoring module 2 to family in user terminal The frequency of electricity consumption measures；And pass through GPRS network 6 and be transmitted in Internet network 7, eliminate the complexity of wiring；Firmly Family can remotely monitor the states such as oneself power quality by resident family's mobile phone 9；And transformation station is by being connected to Internet network 7 On control platform 8 realize remote monitoring；That is the flow of this system is：The frequency of user is monitored by electric quantity monitoring module 2 first Rate, if abnormal or offset on alarm to frequency modulation device 1, frequency modulation device 1 realizes the adjustment to supply frequency again.
And the internal structure chart that Fig. 2 and Fig. 3 is frequency modulation device 1；The core component of frequency modulation device 1 component microcontroller in order to control Unit A11 and inverter circuit 18；Single machine unit A11 receives the user from electric quantity monitoring module 2 by GPRS module A15 and uses Electric situation；And the voltage condition of its inlet-outlet line is monitored by tension measuring circuit 14 etc., then pass through pwm pulse modulation circuit 17 realize the control to inverter circuit 18；That is the frequency modulation realization method of the present apparatus is：Pass through current rectifying and wave filtering circuit 19 and inversion Circuit 18 realizes the control mode of AC-DC-AC, and frequency modulation is realized by inverter circuit 18；And pass through filter circuit 20 in PWM wave Harmonic wave be filtered, ensure the power quality of user；
And the internal structure chart that Fig. 4 is electric quantity monitoring module 2,2 main function of electric quantity monitoring module are the electricity for measuring user It can quality（Frequency）；Mainly the frequency of subscriber's drop 5 is measured by frequency measurement circuit 23, and electricity is converted by A/D Road B22, which is realized, does not belong to conversion, and passes through GPRS module B26 and send in user power utilization quality to GPRS network 6.
In Fig. 5, single machine unit A11 and single machine unit B10 use ATmega168P microcontrollers as main control unit, collection Memory and abundant powerful hardware interface circuit into larger capacity, have very high performance price ratio, enable this equipment more Good is applied to family.
It should be understood that the above-mentioned specific embodiment of the utility model is used only for exemplary illustration or explains this reality With novel principle, without forming the limitation to the utility model.Therefore, in the spirit and scope without departing from the utility model In the case of any modification, equivalent substitution, improvement and etc. done, should be included within the scope of protection of this utility model.In addition, The appended claims for the utility model are intended to cover to fall into scope and boundary or this range and boundary Whole change and modification examples in equivalent form.

Claims (5)

1. a kind of electric power system frequency automatic regulating and controlling device, it is characterised in that：Including frequency modulation device（1）, electric quantity monitoring mould Block（2）, supply line（3）, supply transformer（4）And subscriber's drop（5）；Supply transformer（4）Input terminal connection supply lines Road（3）, supply transformer（4）Output terminal connection frequency modulation device（1）, subscriber's drop（5）It is connected to frequency modulation device（1）Output On end；Frequency modulation device（1）It is wirelessly connected with GPRS network（6）, GPRS network（6）Interactive connection has Internet network（7）, GPRS network（6）On be connected with resident family's mobile phone（9）；Internet network（7）On control platform is installed（8）；Electric quantity monitoring mould Block（2）Input terminal connection subscriber's drop（5）, electric quantity monitoring module（2）Output terminal be wirelessly connected on GPRS network（6）On.
2. a kind of electric power system frequency automatic regulating and controlling device according to claim 1, it is characterised in that：Frequency modulation device （1）Including single machine unit A（11）, pwm pulse modulation circuit（17）, GPRS module A（15）With A/D conversion circuits A（12）；A/ D conversion circuits A（12）Input terminal be connected with amplifying circuit（13）, A/D conversion circuits A（12）Pass through amplifying circuit（13）Connection There is tension measuring circuit（14）, A/D conversion circuits A（12）Output terminal be connected to single machine unit A（11）I/O mouths on； GPRS module A（15）It is connected to single machine unit A（11）Serial ports on；Power module A（16）Electric energy output end connection monolithic Machine unit A（11）Supply pin；Pwm pulse modulation circuit（17）Control terminal be connected to single machine unit A（11）Modulation foot On, pwm pulse modulation circuit（17）Output terminal be connected with inverter circuit（18）.
3. a kind of electric power system frequency automatic regulating and controlling device according to claim 2, it is characterised in that：Inverter circuit （18）Output terminal be connected with filter circuit（20）, inverter circuit（18）Pass through filter circuit（20）Connect subscriber's drop（5）；It is inverse Become circuit（18）Input terminal be connected with current rectifying and wave filtering circuit（19）；Current rectifying and wave filtering circuit（19）Input terminal connection power supply transformation Device（4）.
4. a kind of electric power system frequency automatic regulating and controlling device according to claim 2, it is characterised in that：Electric quantity monitoring Module（2）Including single machine unit B（10）, A/D conversion circuits B（22）, power module B（25）, GPRS module B（26）；A/D turns Change circuit B（22）Output terminal be connected to single machine unit B（10）I/O mouths on, A/D conversion circuits B（22）Input terminal connect It is connected to frequency measurement circuit（23）, frequency measurement circuit（23）Measurement end connection subscriber's drop（5）；GPRS module B（26）Even It is connected on single machine unit B（10）Serial ports on；Power module B（25）Electric energy output end connection single machine unit B（10）Electricity Source foot；Single machine unit B（10）Output terminal be connected with indicator light（21）And display screen（24）.
5. a kind of electric power system frequency automatic regulating and controlling device according to claim 1 or 4, it is characterised in that：Monolithic Machine unit A（11）With single machine unit B（10）For ATmega168P SCM systems.
CN201721690026.9U 2017-12-07 2017-12-07 A kind of electric power system frequency automatic regulating and controlling device Expired - Fee Related CN207490517U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721690026.9U CN207490517U (en) 2017-12-07 2017-12-07 A kind of electric power system frequency automatic regulating and controlling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721690026.9U CN207490517U (en) 2017-12-07 2017-12-07 A kind of electric power system frequency automatic regulating and controlling device

Publications (1)

Publication Number Publication Date
CN207490517U true CN207490517U (en) 2018-06-12

Family

ID=62458493

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721690026.9U Expired - Fee Related CN207490517U (en) 2017-12-07 2017-12-07 A kind of electric power system frequency automatic regulating and controlling device

Country Status (1)

Country Link
CN (1) CN207490517U (en)

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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: 20180612

Termination date: 20181207