CN1253348A - 互控单刀交流开关 - Google Patents

互控单刀交流开关 Download PDF

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Publication number
CN1253348A
CN1253348A CN 99117202 CN99117202A CN1253348A CN 1253348 A CN1253348 A CN 1253348A CN 99117202 CN99117202 CN 99117202 CN 99117202 A CN99117202 A CN 99117202A CN 1253348 A CN1253348 A CN 1253348A
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switch
carrier signal
power supply
dispatched
received
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CN 99117202
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English (en)
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冯家宁
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Individual
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Individual
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Priority to CN 99117202 priority Critical patent/CN1253348A/zh
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Abstract

一种可以直接替换现有民用单刀开关而无须对电源线进行重新布线的可相互遥控的开关,即图中SW1、SW2、…SWn可通过多按键或组合按键相互控制。C1、C2、…Cn为信号耦合电容,E为终结器。开关的通信方式采用电力线载波调制,它为网络概念在开关领域的延伸增添新的内容——改变人们在夜间若从一间已亮灯的房间走进一间未亮灯的房间时,要利用已亮灯房间的余光或无耐摸黑去寻找未亮灯房间的电灯开关等等。

Description

互控单刀交流开关
本发明申请属电工学、电力线载波通信领域。
电力线载波遥控开关在电力传输系统中广泛使用,但电源取自开关两端并且载波信号收发也在开关内处理的单刀电力线载波遥控开关仍未见出现。
本发明的动机是设计一种可以直接替换现有民用单刀开关的电力线载波遥控开关,并且这些开关可以互为控制或由控制器集中控制。从而在无须重新布线的条件下,提升现有开关的功能。
本发明利用了本人另一正处在实质审查程序的发明解决电源问题,它们是“电控单刀交流开关的电源取自开关两端的稳压法”(申请号:99116240.4)或“电控单刀开关的电池充放电供电法”(申请号:99116241.2)。
电力线上载波信号的收发通过一串联在开关元件或机构的耦合变压器T、并联在开关元件或机构的耦合电容器C1及负载阻值过大时才需并联在负载上的电容器C2形成载波信号回路(见附图)。信号中包含开关的地址码及必要的操作码。
开关处在断态时,载波信号路径为:电力线←→C1←→中频耦合变压器T←→载波信号处理与编解码。收到符合本开关地址的地址码后,开关转为通态。
开关处在通态时,载波信号路径为:电力线←→中频耦合变压器T←→载波信号处理与编解码。C1被开关元件短路,载波信号会因此增强。载波信号处理线路中的削波功能及调频调制方式,可应付此突变。功率电流流经T的阻抗极小,可以忽略不计。收到符合本开关地址的地址码后,开关转为断态。
载波信号处理与编解码为公知技术。载波信号处理与编解码所需电源由“电控单刀交流开关的电源取自开关两端的稳压法”或“电控单刀开关的电池充放电供电法”提供。为减少干挠,还可在一开关网末端接上终结器E,它相当于阻波器。

Claims (1)

1.一种载波信号收发通过开关两端且控制电源也取自开关两端的单刀(两端口)载波遥控开关装置。电力线上载波信号的收发通过一串联在开关元件或机构的耦合变压器、并联在开关元件或机构的耦合电容器及负载阻值过大时才并联在负载上的另一耦合电容器形成载波信号回路。载波信号收发所需电源由“电控单刀交流开关的电源取自开关两端的稳压法”或“电控单刀开关的电池充放电供电法”提供。任一开关装置能通过其上的多个按键或组合按键控制接在电力线上的其它同类开关装置或被能收发控制信号的控制器控制。
CN 99117202 1999-11-12 1999-11-12 互控单刀交流开关 Pending CN1253348A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 99117202 CN1253348A (zh) 1999-11-12 1999-11-12 互控单刀交流开关

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 99117202 CN1253348A (zh) 1999-11-12 1999-11-12 互控单刀交流开关

Publications (1)

Publication Number Publication Date
CN1253348A true CN1253348A (zh) 2000-05-17

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 99117202 Pending CN1253348A (zh) 1999-11-12 1999-11-12 互控单刀交流开关

Country Status (1)

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CN (1) CN1253348A (zh)

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