CN2783285Y - Infrared temperature detector for electric power switch equipment - Google Patents
Infrared temperature detector for electric power switch equipment Download PDFInfo
- Publication number
- CN2783285Y CN2783285Y CN 200420098336 CN200420098336U CN2783285Y CN 2783285 Y CN2783285 Y CN 2783285Y CN 200420098336 CN200420098336 CN 200420098336 CN 200420098336 U CN200420098336 U CN 200420098336U CN 2783285 Y CN2783285 Y CN 2783285Y
- Authority
- CN
- China
- Prior art keywords
- data
- infrared temperature
- data acquisition
- acquisition unit
- equipment
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The utility model provides an infrared temperature detector for electric power switch equipment and is composed of a computer, an alarm controller, a data memory, an isolator, a data link, a data acquisition device and a temperature sensor, wherein the computer is connected with the alarm controller in series through a data line to be connected with the data memory. The data memory is connected with the data link in series through the data line, and the data acquisition device is connected with the data link in parallel. The temperature sensor is connected with the data acquisition device in parallel and is connected with electromechanical equipment in the non-contact type. The infrared temperature detector has the characteristics of simple structure, easy bought components, convenient arrangement, convenient use, less investment, obvious effect, centralized control and detection management on the electric equipment of the business, effective equipment damage prevention, effective fire accident prevention, etc.
Description
1, technical field
The utility model relates to a kind of life appliance, specifically a kind of power switchgear infrared temperature pick-up unit.
2, background technology
The high-tension switch cabinet of generating plant, transformer station is a power transmission and transforming equipment important in the power industry.The inferior switchgear of height is in the long-play process, the position can resistance is excessive to generate heat because of aging or loose contact cause for switch contact and bus row junction etc., if these heating positions can not in time be overhauled and can cause switchgear to burn out causing grid power blackout, seriously also can cause power transmission and transforming equipment or facility to catch fire and lead to major accident.In addition, all can in operational process, can produce heat because of various reasons such as motor, transformer, panel box or switch cubicle in the factory and enterprise, can cause equipment to burn out equally or catch fire if heat is excessive.
Prior art to the safety inspection in power equipment or the switchgear by manually carrying out, ruuning situation by the contact temperature in the monitoring switch cubicle, the fire that can effectively prevent switch cubicle takes place, but for the narrow and small structure of switch cubicle inner high voltage, the thermometric of can't manually patrolling, electromechanical equipment forbids often that in operational process therefore personnel close, and the immanent cause of equipment can not in time be found, is difficult to guarantee the precognition in advance and the eliminating of accident potential.
Realize that the temperature continuous monitoring is the important means that guarantees the high-tension switch cabinet safe operation.Conventional detection method is to utilize the contact temperature of thermal imaging system detection power equipment, but thermal imaging system can only detect situation at that time, and can not predict following situation.Moreover, also be equipped with a large amount of personnel and carry out manual detection, increased the input of manpower.The more important thing is and to monitor in real time a plurality of equipment that safety coefficient reduces greatly.
3, summary of the invention
The purpose of this utility model provides a kind of power switchgear infrared temperature pick-up unit.The purpose of this utility model realizes in the following manner, at motor, transformer, the far-infrared temperature sensor is set in switch cubicle and the controller switching equipment, the detected temperature signal of one or more temperature sensors becomes electric signal and delivers to data acquisition unit by data line each circuit-switched data is encoded, through repeater signal is amplified then and deliver to data-carrier store data are stored and analyzed, data after the analysis are sent supervisory control comuter by data line, supervisory control comuter is to all watch-dog automatic real-time monitoring, abnormal conditions appear if find certain equipment, can send warning immediately with the warning actuator that data processor is connected with computing machine, maintainer's duty can according to COMPUTER DETECTION to device location overhaul and discharge fault immediately.If the device temperature that is detected raises fast, the maintainer has little time to take emergency measures, and computing machine can start the device power supply (DPS) that abnormal conditions will appear in warning actuator automatically and turn off to avoid equipment to continue heating and to burn out.
4, description of drawings
Accompanying drawing is the equipment connection structure synoptic diagram of power switchgear infrared temperature pick-up unit.
5, embodiment
Below in conjunction with accompanying drawing power switchgear infrared temperature pick-up unit of the present utility model is done following detailed explanation.
Power switchgear infrared temperature pick-up unit of the present utility model is by computing machine 1, alarm controller 2, data-carrier store 4, isolator 3, data link 5, data acquisition unit 7 and temperature sensor 6, computing machine 1 is connected with data-carrier store 4 by data line 12 serial connection alarm controllers 2, data-carrier store 4 is pressed data link 5 by data line 12 strings, data acquisition unit 7 and data link 5 also connect, temperature sensor 6 and data acquisition unit 7 also connect, and temperature sensor 6 is connected with electromechanical equipment is contactless.
Data acquisition unit 7 connects one or more far-infrared temperature sensors 6.
Setting is meant switch contact in motor 11, transformer 10 or switch cubicle 9 and the switchboard 8 by the electromechanical equipment of temperature sensor 6.
Employed computing machine can be the Industry Control single-chip microcomputer in the utility model power switchgear infrared temperature pick-up unit, also can adopt general PC, and data-carrier store adopts IBM X-235 server or HP-LH3 server; Data link adopts Samsung cdma modem and No. 1 signaling digital junction of TWPCM_30 sound card, and the model of data acquisition unit adopts GS6060; Isolator is that standard component is used to prevent the destruction of forceful electric power to server and computing machine, and the said equipment is the common apparatus in computer network communication or the industrial control technology field.
Embodiment:
Equipment is formed: infrared temperature sensor adopts infrared temperature monitoring noncontact infra-red heat galvanic couple, and it provides current signal output, and size is little, the ABS encapsulation, and response fast, sealing meets the IP67 standard.
Data acquisition unit: each data acquisition unit contains 8 input channels, and each sensor returns the signal of a representative electric current of representing with electric current by its input channel, and typical accuracy is ± 0.5 ℃ ± 1% reading.The RMS noise is 5uA, and zero migration is less than 20uA.Each data acquisition unit has a stable reference current onboard, adopts the multiple integral algorithm do not need in any environment to guarantee extra consideration just can accurately be measured.
The model of isolator is RS232, be mainly used to the data of data acquisition unit are inserted the PC main frame by serial port, be about to the required RS232 signal of RS485 conversion of signals PC main frame of data acquisition unit, isolator also plays simultaneously isolates the electricity of electromechanical equipment and computing machine and data-carrier store.
Power equipment online data storage device: temp monitoring function shows real-time temperature measurement value on every passage infrared temperature sensor environment temperature.The alarm condition of function screen He each passage of 320 passages is provided simultaneously.
Advantage and function
1, warning function
Each passage provides the independent alarm set point that is provided with.When surpassing alarm limit, on all screens of related sensor passage, all there is pilot lamp to report to the police.Carry out once at WDT per 30 seconds intervals between computing machine and relay card.The alarm switch of each passage can be provided with separately, and the data acquisition unit alarm condition shows separately.
2, data storage writing function
Can write down the target temperature value of each individual passage, comprise detailed passage, date, time and temperature. each path 10 minute record once, logging interval can change by software setting.
3, file function
It is that Microsoft Excel file carries out trend analysis that record data exist in the file of naming with the date with ASCII fromat.
4, trend analysis function of reporting
Provide every day each sensor that carries out with graphical format comparable trend analysis report, similar report weekly also can be provided.
The detailed technology index
The high precision infrared temperature sensor:
Temperature-measuring range: 0-100 ℃; The range of linearity: by data acquisition module, the gamut linearity; Distance coefficient: can select 1: 1,3: 1,10: 1; Precision: 1 ℃; Repeatable: 1 ℃; Compensation range: meet the ASTM standard; Response time: 150ms; Resolution: 0.01 ℃; Spectral response: 6.5-14 micron; Encapsulation: ABS; Sealing: meet the NEMA grade; Output cable: multiple twin band shielding.
Data acquisition unit: autonomous channel number: 8; Every channel range: 4-20mA; Resolution: 0.001mA; Cold-patch is repaid scope: 20 ℃-40 ℃; Interface cable: single twisted-pair feeder interface connects RS485,9600 baud rates;
Supply voltage: 200.250VAC, 45-65E; Power supply power consumption: less than 2VA.
Isolation module: standard isolation module and computer interface: 9 core D connectors; Isolation: 2KV (instantaneous) power requirement: 110VAC or 240VAC, 45-60Hz, 3VA; Function: computing machine RS232 Signal Spacing is converted to the RS485 signal; Special isolation module and computer interface: 9 core D connectors, 1.5 meters long cables; Isolation: 2KV (instantaneous); Power requirement: 110VAC or 240VAC, 45-60Hz, 3VA function: computing machine RS232 Signal Spacing is converted to repeater RS485 signal.
The data acquisition unit display module can show the information from two data collectors simultaneously.
Layout information is as follows
The data acquisition unit installation site: character shows the installation site of data acquisition unit;
Status indicator lamp: show the state of each passage, green; Normally; Red; Report to the police.
Temperature: target temperature value is provided;
The unit of display: the far infrared thermopair, the Celsius temperature on the display environment temperature rises;
Warning: warning set-point.
Cryptoguard: carry out system's setting in order to prevent that illegal operation from seeing, system is provided with password, revises password and need insert original-pack CD, and revise by prompting.
Normal operation screen: " showing all " button of clicking the screen lower right corner, can on single screen, observe the information of 320 individual passage, click " the returning " on screen the right and get back to main configuration screen, click address number in each data acquisition unit alarm condition district, its information can be transferred and go up screen, also can key in each passage in the setting area by holding position.More detailed analysis can be carried out data recording by the data file of filing
Per 10 minutes of data record once can be used as graphic presentation or copies among the Excel, and data are stored in disk with ASCII fromat, and file was named with the date, and (as 20040618.txt) each data are separated with comma, are easy to be inserted among the Excel.
Power switchgear infrared temperature pick-up unit of the present utility model is compared with prior art, have simple in structure, parts are easily purchased, easy to install and small investment instant effect, can carry out centralized control and detect management the consumer of enterprise, effectively prevent characteristics such as device damage and initiation fire accident.Thereby, have good value for applications.
Except that the described technical characterictic of instructions, be the known technology of those skilled in the art.
Claims (4)
1, power switchgear infrared temperature pick-up unit, comprise computing machine, alarm controller, data-carrier store, isolator, data link, data acquisition unit and temperature sensor, it is characterized in that computing machine is connected with data-carrier store by data line serial connection alarm controller, data-carrier store is connected in series data link by data line, data acquisition unit and data link also connect, temperature sensor and data acquisition unit also connect, and temperature sensor is connected with electromechanical equipment is contactless.
2, power switchgear infrared temperature pick-up unit according to claim 1 is characterized in that data link is in parallel with the data acquisition unit more than the two-way by data line.
3, power switchgear infrared temperature pick-up unit according to claim 1 is characterized in that data acquisition unit connects one or more far-infrared temperature sensors.
4, power switchgear infrared temperature pick-up unit according to claim 1, the electromechanical equipment that it is characterized in that being provided with temperature sensor is meant the switch contact in motor, transformer or switch cubicle, the switchboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420098336 CN2783285Y (en) | 2004-12-14 | 2004-12-14 | Infrared temperature detector for electric power switch equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420098336 CN2783285Y (en) | 2004-12-14 | 2004-12-14 | Infrared temperature detector for electric power switch equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2783285Y true CN2783285Y (en) | 2006-05-24 |
Family
ID=36768268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420098336 Expired - Fee Related CN2783285Y (en) | 2004-12-14 | 2004-12-14 | Infrared temperature detector for electric power switch equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2783285Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101750985B (en) * | 2008-11-27 | 2012-02-22 | 中国第一汽车股份有限公司 | Remote temperature sensing and monitoring system and method for 0.4kV low voltage switch |
| CN104280144A (en) * | 2013-07-02 | 2015-01-14 | 洛克威尔自动控制技术股份有限公司 | System and method for remotely monitoring temperature of electrical component |
| CN105701955A (en) * | 2016-04-22 | 2016-06-22 | 沈阳申泰电器系统有限公司 | Electrical fire monitoring detection system and method |
-
2004
- 2004-12-14 CN CN 200420098336 patent/CN2783285Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101750985B (en) * | 2008-11-27 | 2012-02-22 | 中国第一汽车股份有限公司 | Remote temperature sensing and monitoring system and method for 0.4kV low voltage switch |
| CN104280144A (en) * | 2013-07-02 | 2015-01-14 | 洛克威尔自动控制技术股份有限公司 | System and method for remotely monitoring temperature of electrical component |
| CN105701955A (en) * | 2016-04-22 | 2016-06-22 | 沈阳申泰电器系统有限公司 | Electrical fire monitoring detection system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101627313B (en) | Cable fault detection | |
| CN101030711B (en) | Microcomputer protecting controller | |
| CN202693757U (en) | Online monitoring device of high-voltage breaker | |
| CN204758748U (en) | Cubical switchboard intelligent integrated monitoring devices | |
| CN103869239A (en) | On-line monitoring device for high-voltage circuit breaker | |
| CN211720329U (en) | Intelligent monitoring system for power distribution room | |
| CN112615436A (en) | Health diagnosis and monitoring system and method for integrated automation device of transformer substation | |
| CN102540021A (en) | Method for monitoring GIS (gas insulated switchgear) by aid of high-frequency partial discharge online system | |
| CN2783285Y (en) | Infrared temperature detector for electric power switch equipment | |
| CN205377094U (en) | Special block terminal of smart power grids | |
| CN202501904U (en) | Oil level monitoring system of oil-immersed transformer | |
| CN208420177U (en) | A kind of infrared measurement of temperature monitoring system applied to mobile substation | |
| AU2020200638B2 (en) | Apparatus for monitoring surge protection device and method of assembling the same | |
| CN209979076U (en) | Wireless temperature measurement monitoring device for switch cabinet | |
| CN2691123Y (en) | Real time on-line monitor for higt voltage equipment of transforming station | |
| CN115015699A (en) | Insulation fault early warning on-line monitoring system applied to medium-voltage switch cabinet | |
| CN205562672U (en) | Integration arrester on -line monitoring device | |
| CN209356615U (en) | A kind of circulating current monitoring device | |
| CN102891443A (en) | Application management system for infrared detection of electric transmission and transformation equipment | |
| CN207662965U (en) | A kind of resistor box intellectual monitoring protective device | |
| CN202486229U (en) | Lightning arrester on-line monitoring system | |
| CN203084122U (en) | Electric power GIS fault diagnostic device | |
| CN106571675A (en) | Power management device | |
| CN106593504A (en) | Underground frequency conversion ventilation system | |
| CN104682557A (en) | Intelligent SPD (Surge Protective Device) monitoring system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |