Residual current detection and correction device, detection method and electrical fire monitoring system
A technology of residual current and correction devices, which is applied in the direction of measuring devices, measuring current/voltage, electric fire alarms, etc., can solve problems such as false alarms, missed alarms, and signal inability to transmit, so as to improve safety and accuracy degree of effect
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment 1
[0046] figure 1 A block diagram of a residual current detection and correction device is provided for Embodiment 1 of the present invention; figure 2 A circuit diagram of a data acquisition system is provided for Embodiment 1 of the present invention; image 3 Provide the circuit diagram of the intercommunication between the data acquisition system and the host computer for Embodiment 1 of the present invention; Figure 4 A circuit diagram for temperature collection is provided for Embodiment 1 of the present invention; Figure 5 Provide a circuit diagram of residual current acquisition for Embodiment 1 of the present invention; Figure 6 Provide a flowchart of a residual current detection and correction method for Embodiment 1 of the present invention; Figure 7 A fitting curve diagram of environmental parameters and corresponding residual current parameter changes is provided for Embodiment 1 of the present invention.
[0047] Such as figure 1 As shown, the residual cu...
Embodiment 2
[0100] Figure 8 A block diagram of a residual current detection and correction device is provided for Embodiment 2 of the present invention; Figure 9 A circuit diagram collected by the wet temperature sensor 114 is provided for Embodiment 2 of the present invention.
[0101] Such as Figure 8-9 As shown, the difference between the residual current detection and correction device provided by the second embodiment of the present invention and the first embodiment is that the environmental sensor also includes a wet temperature sensor 114 .
[0102] Specifically, different temperature signals and humidity signals are sensed by the wet temperature sensor 114, and a plurality of temperature signals and humidity signals are transmitted to the correction system 21 of the upper computer 2; The residual current, and then the correction system 21 calculates the change curve through multiple temperature signals, humidity signals and multiple corresponding residual current signals, an...
Embodiment 3
[0105] Figure 10 A block diagram of a residual current detection and correction device is provided for Embodiment 3 of the present invention; Figure 11 A circuit diagram of load current collection is provided for Embodiment 3 of the present invention; Figure 12 A flow chart of a residual current detection and correction method is provided for Embodiment 3 of the present invention.
[0106] Such as Figure 10 As shown, the difference between the residual current detection and correction device provided by the third embodiment of the present invention and the first embodiment is that the detector 1 includes a residual current sensor 111 and a load current sensor 115 .
[0107] Specifically, the load current sensor 115 senses the current value of the load current, and the residual current sensor 111 senses the residual current value under the corresponding load, records multiple corresponding residual current values under multiple load currents, and forms a calibration cur...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com