6FC5357-0BB31-0AE06FC5357-0BB31-0AE0
【簡(jiǎn)單介紹】
【詳細(xì)說(shuō)明】
6FC5357-0BB33-0AE0
6FC5357-0BB33-0AE1
6FC5357-0BB53-0AE1
6FC5357-0BB33-0AE2
6FC5357-0BB33-0AE3
6FC5357-0BB33-0AA0
6FC5357-0BB33-0AA1
6FC5357-0BB34-0AA0
6FC5357-0BB34-0AE0
6FC5357-0BB34-0AE1
6FC5357-0BB35-0AA0
6FC5357-0BB35-0AE0
干擾造成的故障:對(duì)于干擾主要是接地問(wèn)題,備用電源的切換和大功率的無(wú)線通信設(shè)備如手機(jī)、對(duì)講機(jī)等。另外還有DCS系統(tǒng)的干擾信號(hào)可能由本身造成的。那么對(duì)于DCS系統(tǒng)的接地問(wèn)題越來(lái)越引起人們的重視,尤其在電力行業(yè),大功率電器設(shè)備的啟動(dòng)和停止都會(huì)干擾DCS的控制信號(hào),造成不必要的故障。為了防止干擾信號(hào)串入系統(tǒng),嚴(yán)格執(zhí)行屏蔽和接地要求和方式,信號(hào)線遠(yuǎn)離干擾源,同時(shí)采取防電源波動(dòng)措施。主/從過(guò)程處理機(jī)之間在機(jī)組運(yùn)行時(shí),除非萬(wàn)不得以,盡量不要人為切換,已防產(chǎn)生干擾,如必須切換,應(yīng)采取措施,先將控制切手動(dòng),以免對(duì)機(jī)組運(yùn)行工況產(chǎn)生影響。對(duì)電子設(shè)備問(wèn)、工程師站等重點(diǎn)部位,應(yīng)禁止使用大功率無(wú)線電通信設(shè)備。[
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吳工: :
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地址:廈門(mén)市思明區(qū)仙岳路582號(hào)嘉怡園16樓A單元
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A16B-1210-0040
A16B-1210-0060
A16B-1210-0070
A16B-1210-0080
A16B-1210-0090
A16B-1210-0110
A16B-1210-0120
A16B-1210-0130
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