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GD681B三(san)相電(dian)(dian)(dian)(dian)(dian)(dian)(dian)能(neng)質(zhi)量分析儀功能(neng)簡介：隨著我國國民經濟(ji)的(de)蓬勃發(fa)展，用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)量的(de)逐年(nian)增(zeng)多，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)力負荷急劇加(jia)大，*不同性質(zhi)的(de)用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)負荷（特別是沖(chong)擊(ji)性和(he)非線性負荷容量）的(de)不斷增(zeng)長，對電(dian)(dian)(dian)(dian)(dian)(dian)(dian)網(wang)的(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)能(neng)供電(dian)(dian)(dian)(dian)(dian)(dian)(dian)質(zhi)量造成(cheng)了很大的(de)影響，突(tu)出(chu)(chu)表現為(wei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)網(wang)諧波含量增(zeng)大、波形畸(ji)變嚴重、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓波動與閃變和(he)三(san)相不平(ping)衡(heng)超出(chu)(chu)允(yun)許范圍等電(dian)(dian)(dian)(dian)(dian)(dian)(dian)能(neng)質(zhi)量相關問(wen)題(ti)。為(wei)了解決以(yi)上的(de)問(wen)題(ti)，首先要能(neng)對以(yi)上現象進行準確(que)的(de)測量與分析，基于這樣的(de)需(xu)求適(shi)時(shi)開發(fa)研制出(chu)(chu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)能(neng)質(zhi)...