10KV高压开关柜原理课件优秀PPT.ppt

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1、LOGO 2014-8-28 themegallery LOGO控制器件控制器件分闸合闸分闸合闸防跳原理防跳原理继电保护继电保护章节章节 themegallery LOGO常开常开(动合动合)按钮按钮电路符号电路符号SB1-1 限制器件限制器件-按钮按钮常闭常闭(动断动断)按钮按钮电路符号电路符号SB复合按钮：复合按钮：常开按钮和常开按钮和 常闭按钮做在一起。常闭按钮做在一起。复合按钮复合按钮SB themegallery LOGO常开常开(动合动合)按钮按钮电路符号电路符号SB常闭常闭(动断动断)按钮按钮电路符号电路符号SB复合按钮：复合按钮：常开按钮和常开按钮和 常闭按钮做在一起。常闭按钮

2、做在一起。复合按钮复合按钮SB1-2 限制器件限制器件-按钮按钮 themegallery LOGO常开（动合）触头常闭（动断）触头电路符号S和QF电路符号S和QF用作电路的限位保护、行程控制、自动切换等。用作电路的限位保护、行程控制、自动切换等。1-3 限制器件限制器件-微动和帮助开关微动和帮助开关 结构与按钮类似，但其动作要由机械撞击。themegallery LOGO 继电器和接触器的工作原理一样。主要区分在于，接触器的主触头可以通过大电流，而继电器的 触头只能通过小电流。所以，继电器只能用于限制电路中。继电器类型继电器类型中间继电器电压继电器热继电器（做过载保护）时间继电器（具有延时功

3、能）电流继电器 1-4 1-4 限制器件限制器件-继电器类型继电器类型 themegallery LOGO接触器控制对象：电动机及其它电力负载。接触器技术指标：额定工作电压、电流、触点数目。线圈KM常 开常 闭辅助触头用于控制电路（流过的电流小，无需加灭 弧装置）KM接触器主触头用于主电路 （流过的电流大，需加灭弧装 置）KM1-5 限制器件-接触器、继电器有关符号 themegallery LOGO1-6 限制器件限制器件-时间继电器类型时间继电器类型瞬时动作常闭触点常开触点通电延时式常闭常闭 通电后延时断开常开常开 通电后延时闭合断电延时式常闭常闭 断电后延时闭合常开常开 断电后延时断开

4、themegallery LOGO1首先了解工艺过程及控制要求；首先了解工艺过程及控制要求；2搞清控制系统中各电机、电器的作用以及它们的控制关系；搞清控制系统中各电机、电器的作用以及它们的控制关系；3控制电路中，根据控制要求按自上而下、自左而右的顺序进行读控制电路中，根据控制要求按自上而下、自左而右的顺序进行读图或设计；图或设计；4原理图上所有电器，必须按国家统一符号标注，且均按未通电状原理图上所有电器，必须按国家统一符号标注，且均按未通电状态表示；态表示；5继电器、接触器的电压线圈只能并联，不能串联；继电器、接触器的电压线圈只能并联，不能串联；6控制顺序只能由控制电路实现，不能由主电路实现。

5、控制顺序只能由控制电路实现，不能由主电路实现。1-7 1-7 控制器件控制器件-继电接触控制电路读图和设计中继电接触控制电路读图和设计中应注意的问题：应注意的问题：themegallery LOGOL+L-INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFQFHQKOQFQFOFFY1S9S8S2S31HL22HL23HL2MSELSEL SELXB1XB2 XB3QFWSKCOSELKA1IN2-1 分闸合闸-初始状态QA1断开SA置于就地1、2接通开关在运行位置S9接通（试验位置S8接通）储能弹簧未储能 themegallery LOGOL

6、+L-INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFQFHQKOQFQFOFFY1S9S8S2S31HL22HL23HL2MSELSEL SELXB1XB2 XB3QFWSKCOSELKA1IN2-2 分闸合闸-回路加电合上QA1 themegallery LOGO2-3 分闸合闸-回路加电INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFQFHQKOQFL+L-QFOFFY1S9S8S2S31HL22HL23HL2MSELSEL SELXB1XB2 XB3QFWSKCOSELKA1IN合上

7、QA1Y1得电 themegallery LOGO2-4 分闸合闸-回路加电INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFQFHQKOQFL+L-QFOFFY1S9S8S2S31HL22HL23HL2MSELSEL SELXB1XB2 XB3QFWSKCOSELKA1INS2闭合Y1得电 themegallery LOGO2-5 分闸合闸-回路加电INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFQFHQKOQFL+L-QFOFFY1S9S8S2S31HL22HL23HL2MSELSEL S

8、ELXB1XB2 XB3QFWSKCOSELKA1INY1得电S2闭合绿灯亮 themegallery LOGO2-6 分闸合闸-储能INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFQFHQKOQFL+L-QFOFFY1S9S8S2S31HL22HL23HL2MSELSEL SELXB1XB2 XB3QFWSKCOSELKA1INS2闭合储能电机得电Y1得电绿灯亮 themegallery LOGO2-7 分闸合闸-储能中INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFQFHQKOQFL+L

9、-QFOFFY1S9S8S2S31HL22HL23HL2MSELSEL SELXB1XB2 XB3QFWSKCOSELKA1INS2闭合储能弹簧拉伸中Y1得电绿灯亮 themegallery LOGO2-8 分闸合闸-储能完成后INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFQFHQKOQFL+L-QFOFFY1S9S8S2S31HL22HL23HL2MSELSEL SELXB1XB2 XB3QFWSKCOSELKA1INS2闭合储能电机停转S1闭合S3闭合S3断开S2断开黄灯亮Y1得电绿灯亮储能完成进行合闸 themegallery LOG

10、O2-9 分闸合闸-合闸中INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFQFHQKOQFL+L-QFOFFY1S9S8S2S31HL22HL23HL2MSELSEL SELXB1XB2 XB3QFWSKCOSELKA1INS2闭合储能电机停转S1闭合S3闭合S3断开S2断开黄灯亮Y1得电绿灯亮合闸线圈得电 themegallery LOGOKO绿灯灭QF2-10 分闸合闸-真空开关合上后 INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2QFHQKOQFL+L-QFOFFY1S9S8S2S31HL2

11、2HL23HL2MSELSEL SELXB1XB2 XB3QFWSKCOSELKA1INS2闭合储能电机停转S3闭合S3断开S2断开黄灯亮Y1得电合闸线圈失电QF开关帮助接点变换红灯亮QF断开S1闭合QF闭合 themegallery LOGOQF2-11 2-11 分闸合闸分闸合闸-真空开关合上后机械能量释放真空开关合上后机械能量释放INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFHQKOQFL+L-QFOFFY1S9S8S2S31HL22HL23HL2MSELSEL SELXB1XB2 XB3QFWSKCOSELKA1INS2闭合储能电机

12、运转储能S1断开S3闭合S3接通S2接通黄灯灭Y1得电绿灯灭合闸线圈失电QF开关帮助接点变换红灯亮QF接通断路器合位指示灯亮 themegallery LOGOQF2-12 分闸合闸-储能电机重新运转储能后INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFHQKOQFL+L-QFOFFY1S9S8S2S31HL22HL23HL2MSELSEL SELXB1XB2 XB3QFWSKCOSELKA1IN储能电机停转S3断开S2断开QFS1接通黄灯亮 themegallery LOGOQF2-13 分闸合闸-分闸INS1S2S3QA1QA12156S

13、ALRKA1XB4KCOSELPMLPMLSB1SB2KOQFHQKOQFL+L-QFOFFY1S9S8S2S31HL22HL23HL2MSELSEL SELXB1XB2 XB3QFWSKCOSELKA1INQF按下SB2 themegallery LOGOQF2-14 分闸合闸-分闸中INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFHQKOQFL+L-QFTQY1S9S8S2S31HL22HL23HL2MSELSEL SELXB1XB2 XB3QFWSKCOSELKA1INQFTQ得电开关分闸 在开关合闸过程中分闸弹簧已经被拉伸储能。the

14、megallery LOGOQF2-15 分闸合闸-分闸后INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFHQKOQFL+L-QFTQY1S9S8S2S31HL22HL23HL2MSELSEL SELXB1XB2 XB3QFWSKCOSELKA1INQFQF接通绿灯亮 themegallery LOGOQF3-1 防止开关跳动原理S2S3QA1QA1PMLSB1KOQFHQKOL+L-10KV负载ABC按下SB110KV真空开关 themegallery LOGOQFS2S3QA1QA1PMLSB1KOQFHQKOL+L-10KV负载ABC1

15、0KV真空开关HQ得电按下SB13-2 防止开关跳动原理 themegallery LOGOKO4QFS2S3QA1QA1PMLSB1QFHQKOL+L-真空开关合上10KV负载ABCQF接通KO得电12QF断开按下SB13-3 防止开关跳动原理 themegallery LOGOQFS2S3QA1QA1PMLSB1KOQFHQKOL+L-真空开关合上10KV负载ABCQF接通KO得电KO1、4接通124QF断开按下SB13-4 防止开关跳动原理 themegallery LOGOQFS2S3QA1QA1PMLSB1KOQFHQKOL+L-10KV负载ABC124 同时由于机构或负载有故障。在

16、操作时造成开关合不上或事故跳闸按下SB1时间过长或无法返回时3-5 防止开关跳动原理 themegallery LOGOQFS2S3QA1QA1PMLSB1KOQFHQKOL+L-同时由于机构或负载有故障。在操作时造成开关合不上或事故跳闸10KV负载ABCQF断开KO持续供电照旧保持回路接通124QF接通按下SB1时间过长或无法返回时HQ无法得到电压，开关不能再次合闸，防止了开关的多次分合3-6 防止开关跳动原理 themegallery LOGOQF4-1 继电疼惜-过流INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFHQKOQFL+L-Q

17、FOFFY1S9S8S2S31HL22HL23HL2MSELSEL SELXB1XB2 XB3QFWSKCOSELKA1INQF速断过流备用重瓦斯接点重瓦斯跳闸 themegallery LOGOQF4-2 继电疼惜-过流INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFHQKOQFL+L-QFOFFY1S9S8S2S31HL22HL23HL2MSELSEL SELXB1XB2 XB3QFWSKCOSELKA1INQF当线路电流和时间超过过流整定值时203204205206 themegallery LOGOSEL205QF4-3 继电疼惜-过

18、流INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFHQKOQFL+L-QFOFFY1S9S8S2S31HL22HL23HL2MSELSELXB1XB2 XB3QFWSKCOSELKA1INQF203204206SEL的205-206接通KCO得电 themegallery LOGOSEL205QF4-4 继电疼惜-过流INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFHQKOQFL+L-QFTQY1S9S8S2S31HL22HL23HL2MSELSELXB1XB2 XB3QFWSKCOSELK

19、A1INQF203204206SEL的205-206接通KCO得电KCO闭合TQ得电 themegallery LOGOSEL205QF4-5 继电疼惜-开关跳闸INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFHQKOQFL+L-QFOFFY1S9S8S2S31HL22HL23HL2MSELSELXB1XB2 XB3QFWSKCOSELKA1INQF203204206SEL的205-206返回开关的帮助接点全部转换绿灯亮红灯灭断路器合位指示灯灭KCO失电KCO断开 themegallery LOGOQF3-6 继电疼惜-速断INS1S2S3Q

20、A1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFHQKOQFL+L-QFOFFY1S9S8S2S31HL22HL23HL2MSELSEL SELXB1XB2 XB3QFWSKCOSELKA1INQF当线路电流和时间超过速断整定值时SEL的203-204接通动作过程用过流203204205206 themegallery LOGOQF4-7 继电疼惜-重瓦斯INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFHQKOQFL+L-QFOFFY1S9S8S2S31HL22HL23HL2MSELSEL SELXB1XB2

21、 XB3QFWSKCOSELKA1INQF当变压器内部发生故障时WS接通203204205206 themegallery LOGOQF4-8 继电疼惜-重瓦斯INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFHQKOQFL+L-QFOFFY1S9S8S2S31HL22HL23HL2MSELSEL SELXB1XB2 XB3QFWSKCOSELKA1INQF当变压器内部发生故障时WS接通203204205206KA1得电 themegallery LOGOQF4-9 继电疼惜-重瓦斯INS1S2S3QA1QA12156SALRKA1XB4KCO

22、SELPMLPMLSB1SB2KOQFHQKOQFL+L-QFTQY1S9S8S2S31HL22HL23HL2MSELSEL SELXB1XB2 XB3QFWSKCOSELKA1INQF当变压器内部发生故障时WS接通203204205206KA1得电KA1接点闭合TQ得电 themegallery LOGOSEL205QF4-10 继电疼惜-开关跳闸INS1S2S3QA1QA12156SALRKA1XB4KCOSELPMLPMLSB1SB2KOQFHQKOQFL+L-QFOFFY1S9S8S2S31HL22HL23HL2MSELSELXB1XB2 XB3QFWSKCOSELKA1INQF203204206开关的帮助接点全部转换绿灯亮红灯灭断路器合位指示灯灭KA1断开 themegallery LOGO themegallery