Monitoring of an inverter during operation has being the major challenge faced by local inverter Manufacture which has lead to low demand for locally built Inverters due to sudden break down or Battery being overcharged. most of the Inverter schematic claimed or used by Local Inverter Manufacture downloaded from the internet are for tutorial purpose not not for commercial there are tendencies for failure therefore it is time for us to start developing things of our own...
proudly NIGERIA......
The featuring M.C.U is the Microchip PIC16F876A
FEATURES OF THE ABOVE SCHEMATIC ARE STATED BELOW :
INVERTER PROTECTION : LOW-BATTERY SHUTDOWN
: OVER LOAD SHUTDOWN INPUT
: O/P SHORT CCT SHUT-DOWN INPUT
: HIGH TEMPERATURE SHUT-DOWN INPUT
: LOW-BATTERY : BEEP START AT 11 V
:INVERTER SHUT DOWN AT 10.5 V
:10 SEC DELAY BEFORE CHARGING
: AUTOMATIC VOLTAGE REGULATOR
[INPUT: 180 V - 240 V]
[OUTPUT: 211 V - 232 V]
INVERTER MONITOR : 16*2 LCD DISPLAY
: ERROR LED
: BUZZER
: OLD DESIGN 1
:OLD DESIGN 2
: OLD DESIGN 3
: NEW DESIGN 1
: NEW DESIGN 2
: NEW DESIGN 3
: FINISHING 1
: FINISHING 2
: FINISHING 3
: FINISHING 4
CIRCUIT DIAGRAM
PROTEUS SIMULATION 1
PROTEUS SIMULATION 2
PROTEUS SIMULATION 3
PROTEUS SIMULATION 4
PROTEUS SIMULATION 5
PROTEUS SIMULATION 6
PCB DESIGN TOP VIEW
Complete ips board
DOWNLOAD LINKS:
1) ISIS, PCB AND CODE: https://onedrive.live.com/redir?resid=4461D551EDBCA377!469&authkey=!AP5XoGGx2xSMiKQ&ithint=folder%2chex
2) SHORT LINK: http://1drv.ms/1EXaDeq
If you have any question, feel free to comment on this post.... acecct.18f4550@gmail.com or (234)8123206299
Reference documents:
PIC16F876A datasheet: ww1.microchip.com/downloads/en/devicedoc/39582b.pdf
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