CN104092205A - Switchgear microcomputer harmonic elimination apparatus - Google Patents
Switchgear microcomputer harmonic elimination apparatus Download PDFInfo
- Publication number
- CN104092205A CN104092205A CN201410252949.0A CN201410252949A CN104092205A CN 104092205 A CN104092205 A CN 104092205A CN 201410252949 A CN201410252949 A CN 201410252949A CN 104092205 A CN104092205 A CN 104092205A
- Authority
- CN
- China
- Prior art keywords
- module
- fault
- single chip
- chip processing
- processing module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
The invention discloses a switchgear microcomputer harmonic elimination apparatus, and relates to the field of an electrical technology. The switchgear microcomputer harmonic elimination apparatus comprises a single-chip microcomputer processing module, a signal acquisition module, a keyboard control module, an apparatus power module, a real-time monitoring module, a fault remembrance module, a Chinese LCD module, a trigger motion signal module, a display system information module, an alarm signal generation module and a communication function module. The signal acquisition module, the keyboard control module, the apparatus power module, the real-time monitoring module, the fault remembrance module, the Chinese LCD module, the trigger motion signal module, the display system information module, the alarm signal generation module and the communication function module are respectively connected with the single-chip microcomputer processing module. According to the invention, a conventional secondary harmonic elimination mode of accessing a bulb or a damping resistor at the triangle of a PT opening is replaced, and multiple devices such as a voltage meter, a grounding indicator, an overvoltage fault detection device, a power network resonance detection device, a fault remembrance recorder, a system information acquisition meter, an alarm, a communication meter and the like are saved.
Description
Technical field
The present invention relates to technical field of electricity, be specifically related to a kind of switch cubicle microcomputer harmonic elimination device.
Background technology
Traditional secondary harmonic elimination adopts and accesses a bulb or damping resistance at PT open delta, carry out damped harmonic oscillation energy, but its existence can not judge resonance frequency, can not show opening voltage, have the problems such as zero sequence loss.Existing voltmeter signals collecting, earth detector, overvoltage fault detect, electrical network resonance detect, fault is when recollecting the products such as recorder, system information acquisition table, alarm, polling list and being used in system, need to assemble respectively use, to user, make troubles, and take larger space, move also inconvenient.
Summary of the invention
Technical problem to be solved by this invention is to provide the existing voltmeter signals collecting of a kind of energy replacement, earth detector, overvoltage fault detect, the detection of electrical network resonance, fault to recollect various control, deixis and the integrated switch cubicle microcomputer harmonic elimination devices such as recorder, system information acquisition table, alarm, polling list.
Technical problem to be solved by this invention realizes by the following technical solutions:
A kind of switch cubicle microcomputer harmonic elimination device, comprise that single chip processing module, signal acquisition module, Keyboard Control module, installation's power source module, real-time monitoring module, fault recollect module, Chinese fonts lcd module, trigger action signaling module, display system information module, produce alarm signal module, communication function module, single chip processing module is for the operation of each parts of control switch cabinet microcomputer harmonic elimination device, installation's power source module is connected with single chip processing module, and installation's power source module is for powering to device;
Signal acquisition module is connected with single chip processing module, and signal acquisition module is by the collection to PT voltage, and the various frequency content energy rapid analysis during to electrical network resonance, picks out accurately: earth fault, overvoltage fault and resonance fault;
Keyboard Control module is connected with single chip processing module, and Keyboard Control module is for switchable liquid crystal display interface and adjust parameters value;
Real-time monitoring module is connected with single chip processing module, and real-time monitoring module is made accurate judgement to the abnormal operating condition (earth fault, overvoltage fault and electrical network resonance) occurring, and makes timely action;
Fault is recollected module and is connected with single chip processing module, and fault is recollected module can show nearest 20 historical failure records, and fault message comprises fault type, magnitude of voltage, frequency and time of failure;
Chinese fonts lcd module is connected with single chip processing module, and Chinese fonts lcd module makes running status clear, and menu mode operation, facilitates easy-to-use;
Trigger action signaling module is connected with single chip processing module, and trigger action signaling module sends instruction to installing the startup of interior element;
Display system information module is connected with single chip processing module, display system information module real-time display system parameter and running status;
Produce alarm signal module and be connected with single chip processing module, generation alarm signal module, will display alarm when earth fault, overvoltage fault and electrical network resonance fault appear in system;
Communication function module is connected with single chip processing module, and communication function module is used for carrying out Long-range Data Transmission, and communication function module is RS485 interface.
The setting of being recollected module, Chinese fonts lcd module, trigger action signaling module, display system information module, being produced alarm signal module, communication function module by signal acquisition module, Keyboard Control module, installation's power source module, real-time monitoring module, fault, can replace existing voltmeter, earth detector, overvoltage fault detect, the detection of electrical network resonance, fault and recollect various control, deixis and the integrated switch cubicle microcomputer harmonic elimination devices such as recorder, system information acquisition table, alarm, polling list thereby form.
The invention has the beneficial effects as follows: the present invention have signals collecting, Keyboard Control, installation's power source, in real time monitoring, fault recollect, the function such as Chinese liquid crystal display, the output of trigger action signal, display system information, generation alarm signal, telecommunication, thereby can solve the employing of traditional secondary harmonic elimination and access a bulb or damping resistance at PT open delta, carry out damped harmonic oscillation energy, can not judge resonance frequency, can not show opening voltage, have the problems such as zero sequence loss.
Accompanying drawing explanation
Fig. 1 is operation principle block diagram of the present invention.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
Refer to Fig. 1, a switch cubicle microcomputer harmonic elimination device, comprises that single chip processing module 10, signal acquisition module 11, Keyboard Control module 12, installation's power source module 13, real-time monitoring module 14, fault recollect module 15, Chinese fonts lcd module 16, trigger action signaling module 17, display system information module 18, produce alarm signal module 19, communication function module 110.
Single chip processing module 10 is for the operation of control switch cabinet microcomputer harmonic elimination device 100 each parts.
Signal acquisition module 11 is connected with single chip processing module 10, signal acquisition module 11 is by the collection to PT voltage, then be transferred to single chip processing module 10, various frequency content energy rapid analysis during 10 pairs of electrical network resonance of single chip processing module, picks out earth fault, overvoltage fault and resonance fault accurately.If resonance fault, judges rapidly resonance frequency, and drop into corresponding harmonic elimination circuit, destroy the condition of resonance and the energy of damped harmonic oscillation.
Keyboard Control module 12 is connected with single chip processing module 10, and Keyboard Control module 12 is for switchable liquid crystal display interface and adjust parameters value.
Installation's power source module 13 is connected with single chip processing module 10, and installation's power source module 13 is for powering to device.
Real-time monitoring module 14 is connected with single chip processing module 10, and the abnormal operating condition of 14 pairs of appearance of real-time monitoring module (earth fault, overvoltage fault and electrical network resonance) is made accurate judgement, and makes timely action.
Fault is recollected module 15 and is connected with single chip processing module 10, and fault is recollected module 15 can show nearest 20 historical failure records, and fault message comprises fault type, magnitude of voltage, frequency and time of failure.
Chinese fonts lcd module 16 is connected with single chip processing module 10, and Chinese fonts lcd module 16 makes running status clear, and menu mode operation, facilitates easy-to-use.
Trigger action signaling module 17 is connected with single chip processing module 10, and in 17 pairs of devices of trigger action signaling module, instruction is sent in the startup of element.
Display system information module 18 is connected with single chip processing module 10, display system information module 18 real-time display system parameter and running statuses.
Produce alarm signal module 19 and be connected with single chip processing module 10, produce alarm signal module 19 when earth fault, overvoltage fault and electrical network resonance fault appear in system, will display alarm.
Communication function module 110 is connected with single chip processing module 10, and communication function module 110 is for carrying out Long-range Data Transmission, and communication function module 110 is RS485 interface.
Switch cubicle microcomputer harmonic elimination device 100 provided by the invention, by signal acquisition module 11, Keyboard Control module 12, installation's power source module 13, real-time monitoring module 14, fault is recollected module 15, Chinese fonts lcd module 16, trigger action signaling module 17, display system information module 18, produce alarm signal module 19, the setting of communication function module 110, thereby formation can replace traditional secondary harmonic elimination, employing accesses a bulb or damping resistance at PT open delta, and saved the voltmeter in system, earth detector, overvoltage fault detect, electrical network resonance detects, fault is recollected recorder, system information acquisition table, alarm, the multiple device such as polling list.
In brief, switch cubicle microcomputer harmonic elimination device provided by the invention, have signals collecting, Keyboard Control, installation's power source, in real time monitoring, fault recollect, the function such as Chinese liquid crystal display, the output of trigger action signal, display system information, generation alarm signal, telecommunication.
More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and specification, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (1)
1. a switch cubicle microcomputer harmonic elimination device, it is characterized in that: comprise that single chip processing module, signal acquisition module, Keyboard Control module, installation's power source module, real-time monitoring module, fault recollect module, Chinese fonts lcd module, trigger action signaling module, display system information module, produce alarm signal module, communication function module, single chip processing module is for the operation of each parts of control switch cabinet microcomputer harmonic elimination device, installation's power source module is connected with single chip processing module, and installation's power source module is for powering to device;
Described signal acquisition module is connected with single chip processing module, and signal acquisition module is by the collection to PT voltage, and the various frequency content energy rapid analysis during to electrical network resonance, picks out accurately: earth fault, overvoltage fault and resonance fault;
Described Keyboard Control module is connected with single chip processing module, and Keyboard Control module is for switchable liquid crystal display interface and adjust parameters value;
Described real-time monitoring module is connected with single chip processing module, and real-time monitoring module is made accurate judgement to the abnormal operating condition occurring, and makes timely action;
Described fault is recollected module and is connected with single chip processing module, and fault is recollected module can show nearest 20 historical failure records, and fault message comprises fault type, magnitude of voltage, frequency and time of failure;
Described Chinese fonts lcd module is connected with single chip processing module, and Chinese fonts lcd module makes running status clear;
Described trigger action signaling module is connected with single chip processing module, and trigger action signaling module sends instruction to installing the startup of interior element;
Described display system information module is connected with single chip processing module, display system information module real-time display system parameter and running status;
Described generation alarm signal module is connected with single chip processing module, produces alarm signal module when earth fault, overvoltage fault and electrical network resonance fault appear in system, will display alarm;
Described communication function module is connected with single chip processing module, and communication function module is used for carrying out Long-range Data Transmission, and communication function module is RS485 interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410252949.0A CN104092205A (en) | 2014-06-09 | 2014-06-09 | Switchgear microcomputer harmonic elimination apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410252949.0A CN104092205A (en) | 2014-06-09 | 2014-06-09 | Switchgear microcomputer harmonic elimination apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104092205A true CN104092205A (en) | 2014-10-08 |
Family
ID=51639897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410252949.0A Pending CN104092205A (en) | 2014-06-09 | 2014-06-09 | Switchgear microcomputer harmonic elimination apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104092205A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107196281A (en) * | 2017-07-01 | 2017-09-22 | 合肥东玖电气有限公司 | A kind of microcomputer harmonic elimination system |
| CN110198036A (en) * | 2019-06-14 | 2019-09-03 | 国网新疆电力有限公司喀什供电公司 | A kind of comprehensive harmonic elimination apparatus and its harmonic elimination method |
-
2014
- 2014-06-09 CN CN201410252949.0A patent/CN104092205A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107196281A (en) * | 2017-07-01 | 2017-09-22 | 合肥东玖电气有限公司 | A kind of microcomputer harmonic elimination system |
| CN110198036A (en) * | 2019-06-14 | 2019-09-03 | 国网新疆电力有限公司喀什供电公司 | A kind of comprehensive harmonic elimination apparatus and its harmonic elimination method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103197178B (en) | Transformer DC magnetic bias on-Line Monitor Device and monitoring method thereof | |
| CN203965923U (en) | A kind of machine room power environment monitoring system | |
| CN102798786A (en) | Universal intelligent lightning protection monitoring module and method | |
| CN202167896U (en) | Integrated information platform of integration on-line monitoring system | |
| CN207832923U (en) | A kind of distributing monitoring system | |
| CN203606424U (en) | On-line monitoring device for grounding current of transformer core | |
| CN109540328A (en) | Intelligent radio temp measuring system based on passive sensing technology | |
| CN205844461U (en) | A kind of inside switch cabinet high pressure equipment partial discharge monitoring system | |
| CN201796082U (en) | Intelligent device for measuring current, voltage and power | |
| CN204155435U (en) | A kind of wireless temperature acquisition system | |
| CN104092205A (en) | Switchgear microcomputer harmonic elimination apparatus | |
| CN103472375A (en) | Insulated comprehensive on-line monitoring system of power equipment for transformer station | |
| CN203164360U (en) | Transformer device insulation online monitoring system | |
| CN203658802U (en) | Integrated management system for base facilities of data center | |
| CN104678756A (en) | Novel intelligent comprehensive power transformation and distribution monitoring system | |
| CN207488361U (en) | Integrated arrester resistance current on-Line Monitor Device based on wireless synchronization technology | |
| CN203103948U (en) | Controller for arc extinction and over-voltage protection device | |
| CN206223859U (en) | A kind of high-voltage fence on-line overvoltage monitor | |
| CN205246796U (en) | Used leakance electricity fault detection of transformer substation device | |
| CN205562672U (en) | Integration arrester on -line monitoring device | |
| CN210376496U (en) | Super large current monitor | |
| CN203798959U (en) | Power over-voltage/over-current fault indicator | |
| CN203103934U (en) | Measurement and control device for grid faults | |
| CN208369206U (en) | A kind of arc light protective device with TEV detection | |
| CN207366632U (en) | A kind of distribution intelligence operation/maintenance data acquisition processing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141008 |
|
| WD01 | Invention patent application deemed withdrawn after publication |