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GKF高壓開關機械動特性測試儀

  • 產品型號:開關測試
  • 廠商性質:生產廠家
  • 更新時間:2023-03-19
  • 訪  問  量:701

簡要描述:GKF高壓開關機(ji)械動特(te)性(xing)測試儀(yi)開關分操(cao)作(zuo)時(shi),從(cong)各極均熄(xi)弧起到隨后重新合時(shi)任意一極首先(xian)通過電流(liu)時(shi)的(de)時(shi)間(jian)間(jian)隔(ge)。

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一(yi)、概(gai)述隨著社(she)會的發展,人們對(dui)用電的安全可靠性(xing)要(yao)求越來越高(gao),高(gao)壓斷(duan)(duan)路器(qi)在電力系統(tong)(tong)中(zhong)擔負(fu)著控(kong)制和保護的雙重任務(wu),其性(xing)能(neng)的優劣直接(jie)關系到(dao)電力系統(tong)(tong)的安全運(yun)行(xing)。機械特性(xing)參數是判斷(duan)(duan)斷(duan)(duan)路器(qi)性(xing)能(neng)的重要(yao)參數之一(yi)。

GKF型高壓(ya)(ya)(ya)開(kai)關(guan)(guan)機械特(te)性測(ce)試(shi)儀(yi),是我(wo)廠依據新的(de)(de)《高壓(ya)(ya)(ya)交(jiao)流斷(duan)路器(qi)》GB1984-2003為設(she)計藍本,參(can)照中華(hua)人民共和國電力(li)行業標準《高電壓(ya)(ya)(ya)測(ce)試(shi)設(she)備通用技術條(tiao)件》第3部分,DL/T846.3-2004高壓(ya)(ya)(ya)開(kai)關(guan)(guan)綜合測(ce)試(shi)儀(yi)為設(she)計依據,為進行各(ge)類斷(duan)路器(qi)動態分析提(ti)供了方便,能夠(gou)準確地測(ce)量出各(ge)種電壓(ya)(ya)(ya)等級的(de)(de)少油、多(duo)油、真空、六氟化硫等高壓(ya)(ya)(ya)斷(duan)路器(qi)的(de)(de)機械動特(te)性參(can)數。

二、GKF高壓開關機械動特性測試儀功能與特點

2.1測試功(gong)能(1)合(分(fen))閘順序

(2)合(分)閘Z大時間

(3)三相不同期

(4)同相不同期

(5)合(分)閘時間(jian)

(6)彈跳時間

(7)彈跳次數

(8)行程

(9)超程

(10)彈跳幅度

(11)剛合(分(fen))速度

(12)Z大速(su)度(13)平均速(su)度

(14)金短時間

(15)無流時間

(16)電流波形曲線(動態(tai))

(17)時間(jian)行程曲線(動態)

(18)速(su)度(du)行程曲線(xian)(動態)注:時(shi)間單(dan)位均為ms速(su)度(du)m/s距(ju)離mm

2.2GKF高壓開關機械動特性測試儀特點(dian)(1)以GB/T1984-2003《高壓(ya)(ya)交流斷路器》國(guo)內新(xin)標準依據(ju),以DL/T846.3-2004《高壓(ya)(ya)開關(guan)綜合測試儀》中華(hua)人民共和(he)國(guo)電(dian)力行(xing)業標準為(wei)參考設(she)計研發;

(2)適用(yong)于(yu)500KV電壓等級(ji)以內各(ge)種(zhong)高壓斷路器的(de)機械動特性測試;

(3)可實測行(xing)程和(he)自定(ding)義行(xing)程;

(4)能夠實現開關的單合、分(fen)(fen)、合分(fen)(fen)、合分(fen)(fen)合操作;

(5)接線方便,操(cao)作簡單,操(cao)作時只(zhi)需(xu)一(yi)次(ci)合(分(fen))動作便可(ke)得到合(分(fen))全部數據(ju),自動保存數據(ju),提供后期(qi)查詢,也可(ke)現場打印所有數據(ju)及運動曲線圖(tu);

(6)采用漢字提示(shi)以人機對話的方式(shi)操作;

(7)數據準確,抗干(gan)擾性(xing)強,體積(ji)小,重量(liang)輕(qing),美(mei)觀大方;

(8)機(ji)內配有時鐘(zhong)電路,可顯示(shi)當前年、月(yue)、日、時、分(fen)、秒(miao),即使斷電,也(ye)能自(zi)動保存設置及測試數據;

(9)機內帶有延時保(bao)(bao)護功能,斷(duan)路(lu)器(qi)動(dong)作后能自動(dong)切斷(duan)線圈電壓,很好的保(bao)(bao)護了斷(duan)路(lu)器(qi)設備和高壓開關測試儀;

(10)能自(zi)動(dong)判別操作類(lei)型(合閘(zha)或分閘(zha)操作)并(bing)漢字(zi)提示;

(11)開關的動(dong)作控制(zhi)分內部(bu)控制(zhi)(本機(ji)發出合(he)分閘命令),外部(bu)控制(zhi)(外部(bu)控制(zhi)對(dui)線(xian)圈(quan)通電)和(he)手動(dong)合(he)分,手動(dong)合(he)分時(shi)無線(xian)圈(quan)帶電信號;

(12)能動態為您分(fen)析出斷路器每一運(yun)動點的(de)時(shi)間、行程(cheng)、速度(du)之間的(de)關系(xi);

(13)可為您配置(zhi)筆記(ji)本電腦(nao)及儀器上(shang)傳軟件,實現網(wang)上(shang)查閱和辦公室打(da)印。

三、技(ji)術指標環境組別:屬GB6587.1-1986《電子測(ce)(ce)量儀器環境試(shi)驗總綱(gang)》中的(de)Ш組儀器(即可(ke)在室外使(shi)用(yong))。型(xing)式(shi):便(bian)攜式(shi)包裝:鋁合(he)金尺寸(cun)與重量主(zhu)機(ji)440×300×150(mm)5(kg)附件440×300×80(mm)3(kg)工作電源(yuan):AC220V±10%頻率(lv):50Hz±5%環境溫度(du)(du)-10°C~40°C相(xiang)對(dui)濕度(du)(du)≤85%絕緣電阻≤2MΩ介電強度(du)(du):電源(yuan)進(jin)線對(dui)機(ji)殼能承(cheng)受(shou)1.5KV1分(fen)(fen)鐘的(de)耐(nai)壓測(ce)(ce)試(shi)。時間測(ce)(ce)試(shi)范(fan)圍(wei):0~999.9ms分(fen)(fen)辯率(lv):0.01ms速(su)度(du)(du)測(ce)(ce)試(shi)范(fan)圍(wei):15m/s分(fen)(fen)辯率(lv):0.01m/s行程測(ce)(ce)試(shi)范(fan)圍(wei):0~750mm分(fen)(fen)辯率(lv):0.01mm

四、術語定義

4.1觸頭開(kai)距分(fen)位置時,開(kai)關一極的各觸頭之間或其連接的任何導電部分(fen)之間的總間隙。

4.2行程(cheng)(觸頭(tou)的)分、合(he)操(cao)作中,開關(guan)動觸頭(tou)起始位置(zhi)到任一(yi)位置(zhi)的距離。

4.3超行程(cheng)合(he)閘(zha)操作中,開關(guan)觸(chu)(chu)頭(tou)接觸(chu)(chu)后動觸(chu)(chu)頭(tou)繼續運動的(de)距離(li)。注:對(dui)某些結構,如對(dui)接式觸(chu)(chu)頭(tou),為觸(chu)(chu)頭(tou)接觸(chu)(chu)后產生閉合(he)力的(de)動觸(chu)(chu)頭(tou)部件繼續運動的(de)距離(li)。

4.4分閘速度開關(guan)分(閘)過(guo)程中(zhong)動觸頭的運動速度。注:實施時常以某(mou)盡(jin)量(liang)小區(qu)段的平(ping)均值表征。

4.5觸(chu)(chu)頭(tou)剛分(fen)速度開(kai)關分(fen)(閘)過程中,動觸(chu)(chu)頭(tou)與靜觸(chu)(chu)頭(tou)分(fen)離(li)瞬間(jian)的(de)運動速度。注(zhu):測試有困難(nan)時,常以剛分(fen)后10ms內的(de)平均值表征。

4.6合(he)(he)閘速(su)度開(kai)關合(he)(he)(閘)過程中,動(dong)觸頭的運(yun)動(dong)速(su)度。注:實施(shi)時常(chang)以(yi)某(mou)盡量小區段的平均值表征。4.7觸頭剛(gang)合(he)(he)速(su)度開(kai)關合(he)(he)(閘)過程中,動(dong)觸頭與靜觸頭接觸瞬(shun)間的運(yun)動(dong)速(su)度。注:測(ce)試有(you)困難(nan)時,常(chang)以(yi)剛(gang)合(he)(he)10ms內的平度均值表征。

4.8合(he)(he)(he)(閘(zha))時間(jian)(jian)(jian)(jian)從接(jie)到合(he)(he)(he)(閘(zha))指令瞬間(jian)(jian)(jian)(jian)起到所有極觸(chu)(chu)(chu)(chu)(chu)頭都(dou)(dou)接(jie)觸(chu)(chu)(chu)(chu)(chu)瞬間(jian)(jian)(jian)(jian)的(de)(de)(de)時間(jian)(jian)(jian)(jian)間(jian)(jian)(jian)(jian)隔。注1:合(he)(he)(he)(閘(zha))時間(jian)(jian)(jian)(jian)包括開關(guan)合(he)(he)(he)閘(zha)所必需(xu)的(de)(de)(de)并與開關(guan)組(zu)成一整體的(de)(de)(de)任何輔助設備的(de)(de)(de)動作(zuo)時間(jian)(jian)(jian)(jian)。注2:對(dui)裝(zhuang)有并聯電阻(zu)的(de)(de)(de)斷路器(qi),需(xu)把與并聯電阻(zu)串(chuan)聯的(de)(de)(de)觸(chu)(chu)(chu)(chu)(chu)頭都(dou)(dou)接(jie)觸(chu)(chu)(chu)(chu)(chu)瞬間(jian)(jian)(jian)(jian)前(qian)的(de)(de)(de)合(he)(he)(he)閘(zha)時間(jian)(jian)(jian)(jian)和主(zhu)觸(chu)(chu)(chu)(chu)(chu)頭都(dou)(dou)接(jie)觸(chu)(chu)(chu)(chu)(chu)瞬間(jian)(jian)(jian)(jian)前(qian)的(de)(de)(de)合(he)(he)(he)(閘(zha))時間(jian)(jian)(jian)(jian)作(zuo)出區別。除非另(ling)有說(shuo)明,合(he)(he)(he)(閘(zha))時間(jian)(jian)(jian)(jian)就是指直到主(zhu)觸(chu)(chu)(chu)(chu)(chu)頭都(dou)(dou)接(jie)觸(chu)(chu)(chu)(chu)(chu)瞬間(jian)(jian)(jian)(jian)的(de)(de)(de)時間(jian)(jian)(jian)(jian)。

4.9分-合(he)時(shi)間(jian)(自動重(zhong)(zhong)合(he)時(shi))重(zhong)(zhong)合(he)操(cao)作(zuo)時(shi),從所(suo)有極的弧觸(chu)頭(tou)都分離(li)瞬間(jian)起(qi)到所(suo)有極各弧觸(chu)頭(tou)都重(zhong)(zhong)新接(jie)觸(chu)瞬間(jian)的時(shi)間(jian)間(jian)隔。

4.10無(wu)電(dian)(dian)(dian)流時(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)(jian)(jian)(自(zi)動重(zhong)合(he)時(shi)(shi)(shi)(shi)(shi))自(zi)動重(zhong)合(he)閘中,開關(guan)分操作(zuo)時(shi)(shi)(shi)(shi)(shi),從(cong)各極均熄弧(hu)起到隨后重(zhong)新合(he)時(shi)(shi)(shi)(shi)(shi)任意(yi)一極首先通(tong)過電(dian)(dian)(dian)流時(shi)(shi)(shi)(shi)(shi)的時(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)(jian)(jian)間(jian)(jian)(jian)(jian)(jian)隔(ge)。注1:對裝有并聯(lian)電(dian)(dian)(dian)阻(zu)的斷路器(qi),需對下(xia)列情況(kuang)作(zuo)出區(qu)別(bie):即不(bu)包括從(cong)主電(dian)(dian)(dian)弧(hu)熄滅瞬(shun)(shun)間(jian)(jian)(jian)(jian)(jian)起到電(dian)(dian)(dian)阻(zu)電(dian)(dian)(dian)流電(dian)(dian)(dian)弧(hu)熄滅瞬(shun)(shun)間(jian)(jian)(jian)(jian)(jian)的時(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)(jian)(jian)間(jian)(jian)(jian)(jian)(jian)隔(ge),也(ye)不(bu)包括從(cong)建(jian)(jian)立電(dian)(dian)(dian)阻(zu)電(dian)(dian)(dian)流瞬(shun)(shun)間(jian)(jian)(jian)(jian)(jian)起到建(jian)(jian)立全電(dian)(dian)(dian)流瞬(shun)(shun)間(jian)(jian)(jian)(jian)(jian)的時(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)(jian)(jian)間(jian)(jian)(jian)(jian)(jian)隔(ge)的無(wu)電(dian)(dian)(dian)流時(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)(jian)(jian)。包括上述一種或兩種時(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)(jian)(jian)間(jian)(jian)(jian)(jian)(jian)隔(ge)的無(wu)電(dian)(dian)(dian)流時(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)(jian)(jian)。注2:無(wu)電(dian)(dian)(dian)流時(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)(jian)(jian)可以由(you)于(yu)預擊穿時(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)(jian)(jian)和燃弧(hu)時(shi)(shi)(shi)(shi)(shi)間(jian)(jian)(jian)(jian)(jian)的變化(hua)而不(bu)同。

4.11重(zhong)合閘時間(jian)重(zhong)合閘操作中,從(cong)接(jie)到(dao)分閘指令瞬間(jian)起(qi)到(dao)所(suo)有極的動(dong)靜觸頭都重(zhong)新接(jie)觸瞬間(jian)的時間(jian)間(jian)隔(ge)。

4.12合-分(fen)時(shi)間(jian)(jian):金屬短接時(shi)間(jian)(jian)在(zai)(zai)合-分(fen)操作中,從所(suo)有極(ji)(ji)各觸(chu)(chu)頭(tou)(tou)都接觸(chu)(chu)瞬(shun)間(jian)(jian)起到(dao)隨后的(de)分(fen)操作時(shi)在(zai)(zai)所(suo)有極(ji)(ji)中弧觸(chu)(chu)頭(tou)(tou)都分(fen)離瞬(shun)間(jian)(jian)的(de)時(shi)間(jian)(jian)間(jian)(jian)隔。注:除非另(ling)有說明,即認為(wei)與開關裝(zhuang)在(zai)(zai)一(yi)起的(de)分(fen)閘脫扣器是(shi)在(zai)(zai)首合極(ji)(ji)中各觸(chu)(chu)頭(tou)(tou)都接觸(chu)(chu)瞬(shun)間(jian)(jian)通(tong)電。這種情(qing)況下(xia)的(de)分(fen)-合時(shi)間(jian)(jian)是(shi)短的(de)合-分(fen)時(shi)間(jian)(jian)。

4.13分(fen)(fen)(fen)閘(zha)(zha)時間(jian)(jian)(jian)(jian)(jian)(開關的(de)(de)(de)(de))從開關分(fen)(fen)(fen)閘(zha)(zha)操作起始瞬(shun)間(jian)(jian)(jian)(jian)(jian)(即接到(dao)分(fen)(fen)(fen)閘(zha)(zha)指(zhi)令瞬(shun)間(jian)(jian)(jian)(jian)(jian))起到(dao)所有(you)極的(de)(de)(de)(de)觸頭分(fen)(fen)(fen)離(li)(li)瞬(shun)間(jian)(jian)(jian)(jian)(jian)的(de)(de)(de)(de)時間(jian)(jian)(jian)(jian)(jian)間(jian)(jian)(jian)(jian)(jian)隔。注:對裝有(you)并(bing)聯電阻的(de)(de)(de)(de)斷路器,需把直到(dao)弧觸頭都(dou)分(fen)(fen)(fen)離(li)(li)瞬(shun)間(jian)(jian)(jian)(jian)(jian)的(de)(de)(de)(de)分(fen)(fen)(fen)閘(zha)(zha)時間(jian)(jian)(jian)(jian)(jian)和(he)直到(dao)帶并(bing)聯電阻的(de)(de)(de)(de)串聯觸頭都(dou)分(fen)(fen)(fen)離(li)(li)瞬(shun)間(jian)(jian)(jian)(jian)(jian)的(de)(de)(de)(de)分(fen)(fen)(fen)閘(zha)(zha)時間(jian)(jian)(jian)(jian)(jian)作出區別。除非(fei)另(ling)有(you)說明,分(fen)(fen)(fen)閘(zha)(zha)時間(jian)(jian)(jian)(jian)(jian)就是(shi)指(zhi)直到(dao)主觸頭都(dou)分(fen)(fen)(fen)離(li)(li)瞬(shun)間(jian)(jian)(jian)(jian)(jian)的(de)(de)(de)(de)時間(jian)(jian)(jian)(jian)(jian)。

4.14開(kai)關合(閘)同(tong)期(qi)性(xing)開(kai)關合時各(ge)極間(jian)(jian)(jian)(jian)及(或)同(tong)一(yi)極各(ge)斷口間(jian)(jian)(jian)(jian)的觸頭接觸瞬(shun)間(jian)(jian)(jian)(jian)的Z大時間(jian)(jian)(jian)(jian)差(cha)異。



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