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NAJFXD多通道局部放電超聲自動定位系統(tǒng)NAJFXD

NAJFXD多通道局部放電超聲自動定位系統(tǒng)

  • 價 格: 1元
  • 型號:NAJFXD
  • 生 產(chǎn) 地:中國大陸
  • 訪問:7次
  • 發(fā)布日期:2019/1/21(更新日期:2024/10/10)

南澳電氣(武漢)有限公司

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任意選擇超聲波信號的球面定位計算或雙曲面定位計算,使定位結(jié)果更精確。用立體幾何圖形展現(xiàn)超聲波探頭和定位點的坐標(biāo)位置。方便建立測量和定位的數(shù)據(jù)庫,便于進一步分析和管理。本儀器還可以作為局部放電在線監(jiān)測儀使用,可監(jiān)測電力設(shè)備的局放產(chǎn)生和發(fā)生發(fā)展。
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 NAJFXD多通道局部放電超聲自動定位系統(tǒng)

NAJFXD several phases automatic PD discharge positioning system

 

設(shè)備別名

局部放電分析系統(tǒng),局部放電檢測系統(tǒng),局放儀,局部放電測試系統(tǒng),局部放電超聲自動定位系統(tǒng),局放超聲定位系統(tǒng),局部放電超聲定位系統(tǒng),超聲局放自動定位系統(tǒng)

 

功能概述

 

采用超聲波(AE )及特高頻(UHF )檢測原理,結(jié)合無線信號傳輸技術(shù)實現(xiàn)對GIS、變壓器等高壓電氣設(shè)備的局部放電缺陷檢測和定位。運作中大型變壓器的故障檢測及定位始終是電氣工程師們關(guān)注的焦點問題。國家“七五”重點科技攻關(guān)項目“大型變壓器局部放電超聲定位方法及裝置的研究“課題中研制的NAJFXD系統(tǒng)為解決這一問題提供了有效手段。

    NAJFXD系統(tǒng)先后在葛州壩500kV開關(guān)站、武漢鳳凰山500kV變電站、上海變壓器廠、合肥變壓器廠、衡陽變壓器廠、廣州供電局、武漢供電局、湖南電力局、重慶變壓器廠、武鋼等處對數(shù)百臺變壓器,電抗器進行局部放電超聲測量。該系統(tǒng)工作可靠、操作方便,滿足測量要求。作為電力部“八五”重點推廣項目之一,目前該電裝置已廣泛應(yīng)用于東北、華中、華東、華北和西北等有關(guān)單位的電力測試研究及現(xiàn)場測量。

    NAJFXD超聲定位系統(tǒng)集高性能計算機、高靈敏度局放聲測探頭、程控放大濾波、高速A/D轉(zhuǎn)換器、瞬態(tài)波形記錄、信號分析、故障定位計算機軟件于一體,適用于大型變壓器和充油高電壓電器設(shè)備以及GIS和其他電力運行設(shè)備中局部放電超聲信號的采集、測量、分析和定位以及在線監(jiān)測。

    NAJFXD超聲定位系統(tǒng)對通常產(chǎn)生的變壓器圍屏、引線、金屬件及高壓線圈表面的放電能迅速判明故障位置。定位誤差小于250mm,整套測量系統(tǒng)能檢測出小于1000pC局部放電量的超聲信號。

    功能與特點:

1、基于Windows平臺下的軟件,使局部放電超聲波探測的操作、分析更簡捷。

2、超聲波傳感器具有低噪聲、高靈敏度和抗干擾性能,使信號的獲取更可靠。

3、具有局部放電超聲波信號的電-聲定位和聲-聲定位功能,使現(xiàn)場測量更靈活。

4、任意選擇超聲波信號的球面定位計算或雙曲面定位計算,使定位結(jié)果更精確。

5、用立體幾何圖形展現(xiàn)超聲波探頭和定位點的坐標(biāo)位置。

6、方便建立測量和定位的數(shù)據(jù)庫,便于進一步分析和管理。

7、本儀器還可以作為局部放電在線監(jiān)測儀使用,可監(jiān)測電力設(shè)備的局放產(chǎn)生和發(fā)生發(fā)展。

技術(shù)參數(shù):

超聲探頭靈敏度:-150dB

輸入通道數(shù):2/6/8

A/D轉(zhuǎn)換精度:8bit±1/2LSB

采樣長度:32k/通道

最小可測放電量:<50pC(實驗室) <300(1000)pC(現(xiàn)場)

最小定位誤差:<50mm(實驗室)250mm(現(xiàn)場) 

   

 

NAJFXD Type Local Discharge Ultrasonic Automatic Positioning Device

Also called name

Partial discharge analysis system, partial discharge detection system, partial discharge tester, partial discharge test system, partial discharge ultrasonic automatic positioning system, partial discharge ultrasonic positioning system, partial discharge ultrasonic positioning system, ultrasonic partial discharge automatic positioning system

Main functions

The failure testing and positioning of operating the medium and large sized transformers have always been the points that electrical engineers focus for a long time. The NAJFXD system, manufactured in the large-sized transformer local discharge ultrasonic position method and equipment research subject which is one of the national key scientific and technological project has provided an effective solution.

The NAJFXD system has carried the ultrasonic measurement to the local discharge of the hundreds of transformers and reactor in Gezhou Dam 500kV switch station, Wuhan Phoenix Mountain 500kV transformer substation, Shanghai transformer factory, Hefei transformer factory, Hengyang transformer factory, Guangzhou power supply bureau, Hunan electricity generating board, Chongqing transformers factory and Wuhan steel. This system has the advantage of operation reliable and easy to operate. It can meet the needs of measurement. As one of the key items of the of eight-five project, this electrical device has been widely used for the spot test and research in the related unit in the north, east, central and northwest parts of China.

The NAJFXD ultrasonic positioning system which is including the high performance computer, high-sensitivity local discharge sound probe, programmed amplified filter, high-speed A/D transducer, transient waveform recording, signal analysis and fault location software is applied for acquiring, measuring, analyzing, positioning and spot observing the local discharge ultrasonic signal in the large-sized transformer, oil-immersed high voltage electrical apparatus and the GIS electrical operation equipment.

The NAJFXD ultrasonic positioning system can position the fault and the error is less than 250mm. The whole measuring system can find out the local discharge ultrasonic signal which is less than 1000pC.

 

Main characteristics:

(1) Making the detecting operation of local discharge ultrasonic more convenient and the analyzing more simple under the platform of the windows.

(2) Making the signal acquired more reliably for the ultrasonic sensor has the performance of low noise, high-sensitivity and anti-jamming.

(3) Making the spot testing more flexible with the local discharge ultrasonic signal electrical-acoustical position and acoustical-acoustical position functions

(4) Making the result of the position more precisely by choosing freely the spherical position calculation and the hyperboloid position calculation of the ultrasonic signal.

(5) Showing the position coordinates by ultrasonic probe and the locating point by solid geometric drawing.

(6) Convenient for building the measuring and positioning database for further analyzing and managing.

(7) Be the local discharge on-line detecting instrument which is useful for detecting the local generating and developing.

Technical parameter:

The sensitivity of the ultrasonic probe: -150dB

A/D conversion accuracy: 8bit±1/2LSB

Sample length: 32k/channel

Minimum detectable discharge:50pC (laboratory)300(1000)pC (spot)

Minimum positional error:50mm(laboratory)250mm (spot)


南澳電氣(武漢)有限公司概況:南澳電氣(武漢)有限公司(以下稱“南澳電氣”),是國電網(wǎng)武漢高壓研究所改制后成立的高新技術(shù)企業(yè),是早期國企改制后成立最早的創(chuàng)新型重點生產(chǎn)單位,公司是集研發(fā)、設(shè)計和制造高電壓輸變電檢測設(shè)備的高新骨干企業(yè),主要從事電力檢測設(shè)備、高電壓試驗研究、電力在線監(jiān)測系統(tǒng)的研發(fā)。經(jīng)過公司全體員工們孜孜不倦多年的努力,目前公司已成為集售后服務(wù)、科研開發(fā)、技術(shù)咨詢、設(shè)備研制、產(chǎn)品銷售、工程服務(wù)為一體的高新科研型單位。公司總部位于中國光谷,設(shè)備廣泛應(yīng)用于供電局、高校、電廠、鐵路、電信、石油、化工、冶金、氣象局等行業(yè)部門。公司自成立二十多年來,先后取得了《高新技術(shù)企業(yè)證書》、《ISO9001:2000質(zhì)量管理體系認證證書》、《重質(zhì)量守信用企業(yè)》等一系列資質(zhì)認可,擁有一批高電壓?、計算機編程、電子技術(shù)擴展方面的博士、碩士及高工等專業(yè)人才,研發(fā)出的很多設(shè)備為國家電力行業(yè)的發(fā)展和電網(wǎng)安全運行提供了可靠的服務(wù)。公司以優(yōu)秀的技術(shù)為依托,研發(fā)出了大批質(zhì)優(yōu)價廉的產(chǎn)品,同時公司本身也得到了長足的發(fā)展,從而保證公司有了邁向更高一步的實力。公司始終堅信“只有客戶獲得超值的設(shè)備,我們才能獲得再次合作的機會”為經(jīng)營理念,嚴格要求我們在生產(chǎn)過程中,在全公司范圍內(nèi)嚴格執(zhí)行ISO9001國際質(zhì)量體系標(biāo)準,建立了一套完善的質(zhì)量體系認證。公司產(chǎn)品開發(fā)以國內(nèi)外先進技術(shù)為起點,秉承先進的生產(chǎn)研發(fā)管理理念,以國家相關(guān)行業(yè)標(biāo)準為依據(jù),結(jié)合電力系統(tǒng)的發(fā)展遠景為指南,組建了技術(shù)實力雄厚的研發(fā)體系和高素質(zhì)的售后團隊。同時,還與國家電網(wǎng)公司、武高所、武漢大學(xué)、華工等科研院校建立了密切的技術(shù)共享關(guān)系,為公司的技術(shù)進步奠定了堅實的基礎(chǔ)。為全國電網(wǎng)系統(tǒng)、冶金石化系統(tǒng)及科研事業(yè)單位提供多類型的高科技電力檢測設(shè)備,深受用戶贊譽。公司市場覆蓋全國各個省和自治區(qū),產(chǎn)品出口至德國、保加利亞、澳大利亞、俄羅斯、印度、巴基斯坦、越南等多個國家和地區(qū)。?“創(chuàng)新第一、用戶至上”是公司一貫的宗旨。南澳電氣(武漢)有限公司將嚴守承諾,積極進取,進一步加大研發(fā)投入,開發(fā)出更好的產(chǎn)品與用戶共享,謁誠為廣大用戶提供最佳的選擇。?公司主要發(fā)展歷程:貳零零伍年,南澳電氣研發(fā)出新一代的全自動絕緣油試油機,該設(shè)備在行業(yè)處于領(lǐng)先地位。貳零零伍年,南澳電氣與澳洲艾?穗姎夤局亟M,南澳電氣設(shè)備廠正式成立。貳零零陸年,南澳電氣通過國際“質(zhì)量管理體系認證”。貳零零捌年,南澳電氣成功自主出口一套高電壓充氣式試驗變壓器,通過上海港海運出口到德國。貳零壹零年,南澳電氣獲得“全國誠信企業(yè)認證”。貳零壹肆年,南澳電氣與澳洲艾?撕献鲌A滿結(jié)束,壹年后獨資成立南澳電氣(武漢)有限公司。NANAO ELECTRIC (WUHAN) CO.,LTD., ( short for “NANAO ELECTRIC”), a high-tech manufacture enterprise mainly in H.V test equipment 20 years, a top technology company reform from National High Voltage Research Center, supporting by Wuhan University & Wuhan High-Voltage Institute of China, our company focus on production, design, technical develop and scientific research, more and more our testers have independent intellectual property of R & D for now, this enhance and protect our ability upgrade products. Our test equipment enter China Power market over twenty years for now, covering near 30 domestic provinces & autonomous regions. Now products exported Germany, Europe, USA, UK, Thailand, Middle East, Southeast Asia, other countries and regions, many years experience made us an international reference with a complete range of products and solutions. We have been serving our customers with top quality and expertise service, our testers have more than five years using life, have experience used by our users more than eleven years still very stabilizing, this based on existing technology innovation and products improvement. Our employees know the base for a new customer have second cooperation, only reason is we achieved “A choice from us, double satisfaction you get”, we will keeping support our clients with technology, researching and developing new testers for various solution.Our company employees engineers and technical people account for 70% in total, and workers are all colleges and above. We fully absorbed domestic companies and foreign technology on H.V test equipment design & manufacturing technology, to be a leading expert on this area, including manufacturing, design, materials, and testing, our company has mature manufacturing experience in H.V testers area, factory located in Optics Valley Wuhan city. We accordance with ANSI, DIN, BS, AS , IEC and Chinese standard.?Manufacture equipment include:-- SF6 circuit breaker and GIS;?-- Oil-Immersed (No Pd) Test Transformer-- Automatic Insulating Oil Dielectric Tester-- Partical Discharge/High Voltage Withstand Device-- 5kA-500kA Impulse Current Generator-- 10-7200kV Impulse Voltage Generator;-- Microcomputer Relay Protection Tester;-- CT, PT, CVT;-- Voltage Divider/High Voltage Measuring Device/Six Phases Tester;-- Measurement Product/Secondary Circuit Tester;-- Cable/Circuit/Lightning Arrester Test Device;-- Earthing/Insulation/SF6 Gas Detection;-- Transformer Inspection/Switch Testing Device;For now, we have finish several big abroad bidding of turn-key project on above field.Important Time of NANAO ELECTRICIn 2005,?NANAO ELECTRIC upgraded Automatic Insulating Oil Dielectric Tester, which reached the leading domestic on this level;In 2005,?Restructured with early South Australia Ereallk Gas company, Nanao electric company set up;In 2006,?NANAO ELECTRIC has passed Quality Certification of National Quality Supervision Center;In 2008,?NANAO ELECTRIC has is first oversea order exported to Germany by sea from Shanghai Port;In 2010, NANAO ELECTRIC Co., Ltd. awarded “Trustworthy Enterprise” ;In 2014, Cooperation with South Australia Ereallk is finished, a year and a half later NANAO ELECTRIC set up.
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