A method of preventing the fire from the sincerity in the electrical network or installation, AND DEVICE FOR IMPLEMENTATION

摘要

1.method u043fu0440u0435u0434u0443u043fu0440u0435u0436u0434u0435u043du0438u00a0 fire from u0438u0441u043au0440u0435u043du0438u00a0 in electric network or u044du043bu0435u043au0442u0440u043eu0443u0441u0442u0430u043du043eu0432u043au0435, whereby the electrical current controlled u0438u0437u043cu0435u0440u00a0u044eu0442 precinct, by filtering the first harmonics or frequencies of the measured total current form the signal of the second and / or higher harmonics to reinforce him, u0432u044bu043fu0440u00a0u043cu043bu00a0u044eu0442 and accumulate within the prescribed timecompare the value of the signal with a preset value or a set of u0437u043du0430u0447u0435u043du0438u00a0u043cu0438 first or higher levels of u0441u0440u0430u0432u043du0435u043du0438u00a0, u043fu0440u0438u043du00a0u0442u044bu043cu0438 u0434u043bu00a0 fulfilment degrees of u043fu043eu0436u0430u0440u043eu043eu043fu0430u0441u043du043eu0441u0442u0438 electric networkdepending on the magnitude of the signal form the signal or signals u043fu0440u0435u0434u0443u043fu0440u0435u0436u0434u0435u043du0438u00a0 a danger situation and / or form a team of conclusion controlled station, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0, by u0438u0437u043cu0435u0440u0435u043du0438u00a0 size parameter cycle "of the - blanking" sparks (electrical arc) u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 the importance of the current u0438u0441u043au0440u0435u043du0438u00a0.;2.the device u0434u043bu00a0 u043fu0440u0435u0434u0443u043fu0440u0435u0436u0434u0435u043du0438u00a0 fire from u0438u0441u043au0440u0435u043du0438u00a0 in electric network or u044du043bu0435u043au0442u0440u043eu0443u0441u0442u0430u043du043eu0432u043au0435 containing block u0438u0437u043cu0435u0440u0435u043du0438u00a0 summary of current block u0444u043eu0440u043cu0438u0440u043eu0432u0430u043du0438u00a0 u0441u0443u043cu043cu0430u0440 the signal of the second and / or higher harmonics u0443u0441u0438u043bu0435u043du0438u00a0 u0432u044bu043fu0440u00a0u043cu043bu0435u043du0438u00a0 block, block, block u043du0430u043au043eu043fu043bu0435u043du0438u00a0, block u0441u0440u0430u0432u043du0435u043du0438u00a0 signal with preset values of u0437u043du0430u0447u0435u043d u0438u0435u043c or with predetermined u0437u043du0430u0447u0435u043du0438u00a0u043cu0438,the u0444u043eu0440u043cu0438u0440u043eu0432u0430u043du0438u00a0 warning signal or signals and / or team to fail, the executive body u0434u043bu00a0 u043eu043fu043eu0432u0435u0449u0435u043du0438u00a0 and / or u043eu0442u043au043bu044eu0447u0435u043du0438u00a0 u0443u043fu0440u0430u0432u043bu0435u043du0438u00a0, block, block u043fu0438u0442u0430u043du0438u00a0, u043eu0442u043bu0438u0447u0430u044eu0449u0435u0435u0441u00a0 so that, on the basis of u0438u0441u043fu043eu043bu044cu0437u043eu0432u0430u043du0438u00a0 dependence parameter cycle "of the - blanking" sparks (electrical arc from the current u0438u0441u043au0440u0435u043du0438u00a0 and measured u0438u00a0 this parameter u0432u0432u043eu0434u00a0u0442 block u043eu043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 values of current u0438u0441u043au0440u0435u043du0438u00a0,the block is connected to the gate of u0432u044bu043fu0440u00a0u043cu043bu0435u043du0438u00a0, exit, entrance block u043du0430u043au043eu043fu043bu0435u043du0438u00a0.