CN201673222U - Portable power system fault recorder - Google Patents
Portable power system fault recorder Download PDFInfo
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- CN201673222U CN201673222U CN201020210188XU CN201020210188U CN201673222U CN 201673222 U CN201673222 U CN 201673222U CN 201020210188X U CN201020210188X U CN 201020210188XU CN 201020210188 U CN201020210188 U CN 201020210188U CN 201673222 U CN201673222 U CN 201673222U
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Abstract
The utility model belongs to the technical field of power system fault recorders, and particularly relates to a portable power system fault recorder which is characterized by comprising a host case, a front panel and a rear panel which are arranged on the host case, as well as functional module plug-ins: a host power supply plug-in, a switching value collection plug-in, a main CPU plug-in, an analogue value collection plug-in, an AC interface plug-in and a switching value interface plug-in which are arranged in the host case and arranged from left to right in sequence; connecting lines among the plug-ins are arranged on a front back panel positioned on the host case; the embedded CPU plug-in is taken as a core; the switching value interface plug-in is connected with the switching value collection plug-in; the front panel is of an integral structure and is internally provided with a liquid crystal display; and the front panel is provided with nameplates of all the plug-ins. The portable power system fault recorder has advantages of higher reliability and safety, high correction rate, strong shock resistance and clear and sharp picture effect, can be conveniently carried and used, and also can be installed and used by combination of screens.
Description
Technical field
The utility model belongs to electric power system fault wave recording device technical field, particularly relates to a kind of portable power system failure wave recording device.
Background technology
Along with power system development, the range of application of fault wave recording device is increasing, has been widely applied to each corner of electric system now, and along with popularizing of using, the function of self also from strength to strength.In some middle and small transformer substations and industrial and mining enterprises, in order to produce and safety, need the surveillance equipment running status, can carry out failure wave-recording in the time of also will analyzing the quality of power supply simultaneously and break down to analyze culprit, for producing and provide safely theoretical foundation, therefore need fault wave recording device is installed, but again because reasons such as funds, place can not be installed centralized failure wave-recording, therefore press for and develop that floor area is little, easy-to-connect, multiple functional fault wave recording device.
Summary of the invention
The purpose of this utility model provides that a kind of volume is little, multiple functional, easy-to-connect, be not subjected to the portable power system failure wave recording device of place restriction.
The purpose of this utility model realizes by following technical proposals.
Portable power system failure wave recording device of the present utility model, it is characterized in that by mainframe box, be located at the front panel on this mainframe box, rear panel, be located at the following functional module plug-in unit that is arranged in order from right to left in this mainframe box: the host power supply plug-in unit, the switch acquisition plug-in unit, main CPU plug-in, the analog acquisition plug-in unit, exchange interface card, the switching value interface card is formed, line between each plug-in unit is located on the anterior backboard that is positioned at mainframe box, with embedded main CPU plug-in is core, the switching value interface card is connected with the switch acquisition plug-in unit
Described front panel is an one-piece construction, is provided with LCD in this front panel,
Described rear panel is provided with the nameplate of each plug-in unit, and these nameplate upsides are provided with run indicator, power switch pilot lamp, and downside is set up in parallel wiring of input power source terminal, 24V lead-out terminal, power fail alarm actuating contact,
Described host power supply plug-in unit is an AC and DC two-way switch power insert, parallel overload protecting circuit, short-circuit protection circuit, fault alarm relay, one road output contact of being provided with in this host power supply plug-in unit,
Described switch acquisition plug-in unit comprises switch acquisition main frame plug-in unit and switch acquisition slave plug-in unit, adopts 32 single-chip microcomputers, and plug-in card is provided with dual port RAM, and this dual port RAM is connected with described main CPU plug-in,
Described main CPU plug-in is provided with display interface device, keyboard and mouse interface, Ethernet interface, USB interface,
Described analog acquisition plug-in unit adopts 32 single-chip microcomputer high-speed a/d modules, and these 32 single-chip microcomputer high-speed a/d modules are provided with dual port RAM, and this dual port RAM is connected with described main CPU plug-in,
Described interchange interface card comprises 16 road power pack CT or voltage changer PT output, and output wiring terminal is connected with described 32 single-chip microcomputer high-speed a/d modules,
Described host power supply plug-in unit be provided with six groups of 5V-1,5V-2 ,+12V, ± 12V ,+24V-1 ,+the 24V-2 power supply contact is connected every group of equal independent grounding of voltage respectively with each plug-in unit with described mainframe box.
Described switch acquisition main frame plug-in unit is provided with 48 the tunnel and opens into amount state-detection point, the output of 3 way switch amounts, and every way switch amount output all has two groups of contacts, and every block of switch acquisition slave plug-in unit is provided with 48 the tunnel and opens into amount state-detection point.
Described each plug-in unit carries and can plug terminal, and motherboard is provided with the inner 5V that uses and 12V, 24V electric pressure loop line.
Described anterior backboard adopts printed board.
Described LCD adopts 8.4 inches highlighted, super wide-angle LCD display of technical grade.
Portable power system failure wave recording device of the present utility model is mainly used in the ultrahigh voltage power system of 110kV～500kV different brackets; be applicable to the different brackets mesolow electric system that 110kV is following simultaneously; and the transformer of traction substation; electrical equipments such as circuit normally move and the dynamically recording of the electric parameters when breaking down; data analysis; the function that possesses quality of power supply composite monitoring device simultaneously; the trend map of loading; frequency analysis; the excellent map analysis of real time data etc.; automatically gather; storage electric power system fault information is implemented relay protection; action behaviors such as switch.And calculate the effective value of electric current and voltage, print the information abridged table and the parameter setting complete list of waveform, switching value sequence of movement, down time and the fault type of electric current and voltage.Electric parameters is recorded ripple and analysis, and the change procedure of record trouble and misoperation reproduces the electric parameters change procedure of fault and misoperation, as analyzing electric power system fault reason and the main foundation of searching the trouble spot.
The advantage of portable power system failure wave recording device of the present utility model is:
1) each functional module plug-in unit carries and can plug terminal, have only inner 5V that uses and 12V, 24V electric pressure loop line on the motherboard, strong and weak electricity separates fully, can significantly reduce the coupling of external electromagnetic interference in weak-feedback side of transmission line, the antijamming capability of intensifier improves its reliability and security;
2) adopt printed board as core bus, compare, have the high characteristics of accuracy, reduce artificial error and be convenient to plug-in unit by modular design with traditional bus mode;
3) adopt current terminal as output wiring terminal, be used for converting secondary side current, the voltage signal of the CT of system, PT to weak electric signal, use for the A/D conversion;
4) adopt compact design, gather with analytic system and be integrated in a 6U, the 19 inches standard PC cases, 482mm * 254mm * 265mm (length * wide * height), heavily about 16 kilograms, install built-in interchange interface, realized that a cabinet just can finish the function of a whole set of fault wave recording device, device hardware configuration height, the intelligent acquisition card adopts 32 single-chip microcomputers at a high speed, computer motherboard adopts high-speed industrial level mainboard, and has perfect self-diagnostic function, and the WATCHDOG function is arranged, storage medium adopts technical grade DOM dish, possesses good reliability and shock resistance;
5) adopt 8.4 inches highlighted lcd display screens of technical grade, super wide-angle, the clear Ruili of picture effect;
6) this device both can portablely use, but group screen is installed and used again, had all taken into full account the requirement of reliability on overall design, each insert design, and gave and detailed consideration at aspects such as program execution, signal indication, communications.
Description of drawings
Fig. 1 circuit structure block diagram of the present utility model.
Embodiment
Describe embodiment of the present utility model in detail below in conjunction with accompanying drawing.
As shown in Figure 1, portable power system failure wave recording device of the present utility model, it is characterized in that by mainframe box, be located at the front panel on this mainframe box, rear panel, be located at the following functional module plug-in unit that is arranged in order from right to left in this mainframe box: host power supply plug-in unit 1, switch acquisition plug-in unit 2, main CPU plug-in 3, analog acquisition plug-in unit 4, exchange interface card 5, switching value interface card 6 is formed, line between each plug-in unit is located on the anterior backboard that is positioned at mainframe box, with embedded main CPU plug-in is core, switching value interface card 6 is connected with switch acquisition plug-in unit 2
Described front panel is an one-piece construction, is provided with LCD 8 in this front panel,
Described rear panel is provided with each functional module plug-in unit nameplate, and these functional module plug-in unit nameplate upsides are provided with run indicator, power switch pilot lamp, and downside is set up in parallel wiring of input power source terminal, 24V lead-out terminal, power fail alarm actuating contact,
Described host power supply plug-in unit 1 is an AC and DC two-way switch power supply, parallel overload protecting circuit, short-circuit protection circuit, fault alarm relay, one road output contact of being provided with in this host power supply plug-in unit,
Described switch acquisition plug-in unit 2 comprises switch acquisition main frame plug-in unit and switch acquisition slave plug-in unit, adopts 32 single-chip microcomputers, and plug-in card is provided with dual port RAM, and this dual port RAM is connected with described main CPU plug-in 3,
Described main CPU plug-in 3 is provided with display interface device, keyboard and mouse 7 interfaces, Ethernet interface, USB interface, be used for being connected and swap data with outside, this plug-in unit is used to finish functions such as the record of fault starting differentiation, analysis and recorder data and real-time demonstration.
Described analog acquisition plug-in unit 4 adopts 32 single-chip microcomputer high-speed a/d modules, these 32 single-chip microcomputer high-speed a/d modules are provided with dual port RAM, this dual port RAM is connected with described main CPU plug-in, have characteristics such as slewing rate is fast, sampling deviation is little, no adjustable element, finish the exchanges data of 3 of this plate and main CPU plug-in by dual port RAM on the plate.
Analog acquisition main frame plug-in unit can be finished 32 tunnel analog quantitys at most simultaneously and detect.
Described interchange interface card 5 comprises 16 road power pack CT or voltage changer PT output, and output wiring terminal is connected with described 32 single-chip microcomputer high-speed a/d modules, and plays the strong and weak electricity buffer action,
Described host power supply plug-in unit 1 be provided with six groups of 5V-1,5V-2 ,+12V, ± 12V ,+24V-1 ,+the 24V-2 power supply contact is connected with each plug-in unit with described mainframe box respectively, every group of equal independent grounding of voltage, and adopt floating ground mode.
Described switching value signal adopts single-ended input photoelectricity isolation method, switch acquisition main frame plug-in unit is provided with 48 the tunnel and opens into amount state-detection point, the output of 3 way switch amounts, every way switch amount output all has two groups of contacts, every block of switch acquisition slave plug-in unit is provided with 48 the tunnel and opens into amount state-detection point, need and main frame plug-in unit are used, and the slave plug-in unit can be selected to install as required.This plug-in unit can detect 96 the tunnel at most simultaneously and open into the amount state, the output of 3 way switch amounts (relay).
Described each plug-in unit carries and can plug terminal, and motherboard is provided with the inner 5V that uses and 12V, 24V electric pressure loop line.
Described anterior backboard adopts printed board.
Described LCD 8 adopts 8.4 inches highlighted, super wide-angle LCD display of technical grade.
The advantage of Portable power system fault recorder of the present utility model is: greatly reduce external electromagnetic interference in the coupling of weak-feedback side of transmission line, the antijamming capability of intensifier improves its reliability and security; Have the high characteristics of accuracy, reduce artificial error and be convenient to plug-in unit by modularized design; Possess good reliability and shock resistance; The clear Ruili of picture effect; But both portable uses, but group screen is installed and used again.
Claims (6)
1. portable power system failure wave recording device, it is characterized in that by mainframe box, be located at the front panel on this mainframe box, rear panel, be located at the following functional module plug-in unit that is arranged in order from right to left in this mainframe box: the host power supply plug-in unit, the switch acquisition plug-in unit, main CPU plug-in, the analog acquisition plug-in unit, exchange interface card, the switching value interface card is formed, line between each plug-in unit is located on the anterior backboard that is positioned at mainframe box, with embedded main CPU plug-in is core, the switching value interface card is connected with the switch acquisition plug-in unit
Described front panel is an one-piece construction, is provided with LCD in this front panel,
Described rear panel is provided with the nameplate of each plug-in unit, and these nameplate upsides are provided with run indicator, power switch pilot lamp, and downside is set up in parallel wiring of input power source terminal, 24V lead-out terminal, power fail alarm actuating contact,
Described host power supply plug-in unit is an AC and DC two-way switch power insert, parallel overload protecting circuit, short-circuit protection circuit, fault alarm relay, one road output contact of being provided with in this host power supply plug-in unit,
Described switch acquisition plug-in unit comprises switch acquisition main frame plug-in unit and switch acquisition slave plug-in unit, adopts 32 single-chip microcomputers, and plug-in card is provided with dual port RAM, and this dual port RAM is connected with described main CPU plug-in,
Described main CPU plug-in is provided with display interface device, keyboard and mouse interface, Ethernet interface, USB interface,
Described analog acquisition plug-in unit adopts 32 single-chip microcomputer high-speed a/d modules, and these 32 single-chip microcomputer high-speed a/d modules are provided with dual port RAM, and this dual port RAM is connected with described main CPU plug-in,
Described interchange interface card comprises 16 road power pack CT or voltage changer PT output, and output wiring terminal is connected with described 32 single-chip microcomputer high-speed a/d modules.
2. portable power system failure wave recording device according to claim 1, it is characterized in that described host power supply plug-in unit be provided with six groups of 5V-1,5V-2 ,+12V, ± 12V ,+24V-1 ,+the 24V-2 power supply contact is connected every group of equal independent grounding of voltage respectively with each plug-in unit with described mainframe box.
3. portable power system failure wave recording device according to claim 1, it is characterized in that described switch acquisition main frame plug-in unit is provided with 48 the tunnel and opens into amount state-detection point, the output of 3 way switch amounts, every way switch amount output all has two groups of contacts, and every block of switch acquisition slave plug-in unit is provided with 48 the tunnel and opens into amount state-detection point.
4. portable power system failure wave recording device according to claim 1 is characterized in that described each plug-in unit carries can plug terminal, and motherboard is provided with the inner 5V that uses and 12V, 24V electric pressure loop line.
5. portable power system failure wave recording device according to claim 1 is characterized in that described anterior backboard adopts printed board.
6. portable power system failure wave recording device according to claim 1 is characterized in that described LCD adopts 8.4 inches highlighted, super wide-angle LCD display of technical grade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020210188XU CN201673222U (en) | 2010-06-01 | 2010-06-01 | Portable power system fault recorder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020210188XU CN201673222U (en) | 2010-06-01 | 2010-06-01 | Portable power system fault recorder |
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| Publication Number | Publication Date |
|---|---|
| CN201673222U true CN201673222U (en) | 2010-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020210188XU Expired - Lifetime CN201673222U (en) | 2010-06-01 | 2010-06-01 | Portable power system fault recorder |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104378154A (en) * | 2014-11-17 | 2015-02-25 | 国家电网公司 | Monitoring and wave recording device of relay protection channel |
| CN104459555A (en) * | 2014-03-24 | 2015-03-25 | 中国能源建设集团广东省电力设计研究院 | Battery energy storage station DC system fault recording and collecting device |
| CN104698324A (en) * | 2015-03-31 | 2015-06-10 | 国网宁夏电力公司宁东供电公司 | Movable type wave recording device for electric power |
| CN108169629A (en) * | 2018-02-13 | 2018-06-15 | 南京陇源汇能电力科技有限公司 | A kind of circuit recording network distribution device and the method into row line recording |
| CN109586407A (en) * | 2018-11-14 | 2019-04-05 | 许继电气股份有限公司 | A kind of intelligent terminal and its power supply power-fail processing method |
| WO2020019801A1 (en) * | 2018-07-27 | 2020-01-30 | 南京瑞贻电子科技有限公司 | Portable wave recorder with power cut-off protection function |
| CN112881841A (en) * | 2021-01-25 | 2021-06-01 | 云南电网有限责任公司昆明供电局 | Power failure wave recording data processing device and method |
-
2010
- 2010-06-01 CN CN201020210188XU patent/CN201673222U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104459555A (en) * | 2014-03-24 | 2015-03-25 | 中国能源建设集团广东省电力设计研究院 | Battery energy storage station DC system fault recording and collecting device |
| CN104378154A (en) * | 2014-11-17 | 2015-02-25 | 国家电网公司 | Monitoring and wave recording device of relay protection channel |
| CN104698324A (en) * | 2015-03-31 | 2015-06-10 | 国网宁夏电力公司宁东供电公司 | Movable type wave recording device for electric power |
| CN108169629A (en) * | 2018-02-13 | 2018-06-15 | 南京陇源汇能电力科技有限公司 | A kind of circuit recording network distribution device and the method into row line recording |
| WO2020019801A1 (en) * | 2018-07-27 | 2020-01-30 | 南京瑞贻电子科技有限公司 | Portable wave recorder with power cut-off protection function |
| CN109586407A (en) * | 2018-11-14 | 2019-04-05 | 许继电气股份有限公司 | A kind of intelligent terminal and its power supply power-fail processing method |
| CN112881841A (en) * | 2021-01-25 | 2021-06-01 | 云南电网有限责任公司昆明供电局 | Power failure wave recording data processing device and method |
| CN112881841B (en) * | 2021-01-25 | 2023-04-11 | 云南电网有限责任公司昆明供电局 | Power failure wave recording data processing device and method |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 114225 Anshan District, Liaoning, No. 219 Road, No. 39, Tiedong Patentee after: Anshan Iron and Steel Group Mining Co., Ltd. Address before: 114225 Anshan District, Liaoning, No. 219 Road, No. 39, Tiedong Patentee before: Angang Group Mine Company |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101215 |