?url_ver=Z39.88-2004&rft_id=1655031008&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=RANCANG+BANGUN+ALAT+PENDETEKSI+KEBOCORAN+GAS%0D%0ALPG+MENGGUNAKAN+SENSOR+MQ-2+BERBASIS+SHORT%0D%0AMESSAGE+SERVICE+(SMS)+DAN+TELEGRAM&rft.creator=AIRLANGGA+%2C+PAMUNGKAS&rft.subject=600+Teknologi+(ilmu+terapan)&rft.description=Gas+LPG+merupakan+gas+yang+mudah+terbakar+dengan+daya+ledak+yang+cukup%0D%0Abesar+sehingga+jika+terjadi+kebocoran+pada+tabung+LPG+dapat+mengakibatkan%0D%0Aterjadinya+kebakaran.+Penggunaan+gas+LPG+sebagai+bahan+bakar+peralatan+dapur%0D%0Aterutama+kompor+gas.+Oleh+karena+itu+diperlukan+suatu+alat+pendeteksi+kebocoran+gas%0D%0ALPG+untuk+keamanan+dan+keselamatan+di+rumah+tangga.%0D%0APerlu+dirancang+sebuah+alat+yang+dapat+mendeteksi+terjadinya+kebocoran+gas%0D%0Asehingga+dapat+mencegah+terjadinya+bahaya+kebakaran+di+suatu+lokasi+yang%0D%0Adiakibatkan+oleh+kebocoran+gas.+Alat+ini+menggunakan+sensor+MQ-2%2C+dimana+jika%0D%0Aterjadi+kebocoran+gas+maka+sensor+MQ-2+akan+memberikan+notifikasi+bahaya+melalui%0D%0ABuzzer%2C+LCD%2C+Led%2C+melalui+SMS+dan+Telegram+ke+perangkat+ponsel+pengguna.+Alat%0D%0Aini+menggunakan+mikrokontroler+Arduino+Uno+sebagai+pengendali.%0D%0AAlat+yang+telah+dibuat+bekerja+secara+otomatis%2C+jika+terjadi+kebocoran+gas%0D%0Amaka+sensor+MQ-2+akan+mendeteksi+dan+mikrokontroler+akan+memproses+data%0D%0Akemudian+akan+menampilkan+nilai+PPM+kebocoran+gas+LPG+pada+LCD+yang+terdapat%0D%0Apada+bagian+cover+alat+pendeteksi.+Jika+nilai+PPM+gas+bocor+melebihi+200+PPM+sesuai%0D%0Adengan+yang+sudah+ditentukan+maka+buzzer+akan+berbunyi+memberi+peringatan+tanda%0D%0Abahaya%2C+SIM+800L+dan+Telegram+akan+mengirimkan+pemberitahuan+kebocoran+gas%0D%0Ake+pengguna+dalam+bentuk+pesan+singkat.%0D%0APengujian+dilakukan+sebanyak+10+kali+dengan+jarak+alat+pendeteksi+ke+objek%0D%0Abervariasi+dengan+posisi+penempatan+alat+pendeteksi+di+atas%2C+samping+dan+sejajar.%0D%0APosisi+penempatan+alat+pendeteksi+kebocoran+gas+LPG+dengan+objek+sangat%0D%0Amempengaruhi+sistem+kerja+sensor+MQ-2+karena+semakin+dekat+jarak+antara+alat%0D%0Apendeteksi+dengan+objek+maka+semakin+besar+nilai+PPM+yang+terbaca.+Pada+saat%0D%0Apengujian+dengan+jarak+5+cm+dan+posisi+alat+pendeteksi+kebocoran+gas+di+atas%0D%0Aregulator+tabung+gas+mendapatkan+nilai+tertinggi+sebesar+5890+PPM.+Berlaku+juga%0D%0Asebaliknya+jika+posisi+penempatan+semakin+jauh+maka+nilai+PPM+gas+yang+keluar%0D%0Aakan+semakin+kecil+dan+terkadang+juga+tidak+terdeteksi+dikarenakan+gas+yang+keluar%0D%0Asedikit+kemudian+terhembus+angin+pada+ruangan+terbuka.%0D%0AKata+kunci%3A+Gas+LPG%2C+MQ-2%2C+Buzzer%2C+SIM+800L%2C+Telegram%0D%0A%0D%0ALPG+gas+is+a+flammable+gas+with+a+large+enough+explosive+power+that+a+leak%0D%0Ain+the+LPG+cylinder+can+cause+a+fire+using+LPG+gas+as+a+fuel+for+kitchen+equipment%2C%0D%0Aespecially+gas+stoves.+Therefore%2C+we+need+an+LPG+gas+leak+detector+for+household%0D%0Asecurity+and+safety.%0D%0AIt+is+necessary+to+design+a+tool+that+can+detect+the+occurrence+of+gas+leaks+to%0D%0Aprevent+the+occurrence+of+a+fire+hazard+at+a+location+caused+by+gas+leaks.+This+tool%0D%0Auses+the+MQ-2+sensor%2C+where+if+there+is+a+gas+leak%2C+the+MQ-2+sensor+will+provide+a%0D%0Adanger+notification+via+a+buzzer%2C+LCD%2C+LED%2C+SMS+and+Telegram+to+the+user's+mobile%0D%0Adevice.+This+tool+uses+the+Arduino+Uno+microcontroller+as+a+controller.%0D%0AThe+tool+that+has+been+made+works+automatically.+If+there+is+a+gas+leak%2C+the%0D%0AMQ-2+sensor+will+detect+it%2C+and+the+microcontroller+will+process+the+data%3B+then%2C+it+will%0D%0Adisplay+the+PPM+value+of+the+LPG+gas+leak+on+the+LCD%2C+which+is+on+the+cover+of+the%0D%0Adetector.+If+the+PPM+value+of+the+leaking+gas+exceeds+200+PPM+according+to+what%0D%0Ahas+been+determined%2C+the+buzzer+will+sound+an+alert%2C+SIM+800L+and+Telegram+will%0D%0Asend+a+gas+leak+notification+to+the+user+in+the+form+of+a+short+message.%0D%0AThe+test+was+performed+ten+times+with+the+distance+of+the+detector+to+the%0D%0Aobject+varying+with+the+position+of+the+detector+on+the+top%2C+side+and+parallel.+The%0D%0Aplacement+of+the+LPG+gas+leak+detector+with+the+object+affects+the+working+system+of%0D%0Athe+MQ-2+sensor+because+the+closer+the+distance+between+the+detector+and+the+object%2C%0D%0Athe+greater+the+PPM+value+that+is+read.+At+the+time+of+testing%2C+with+a+distance+of+5+cm%0D%0Aand+the+position+of+the+gas+leak+detector+above+the+gas+cylinder+regulator%2C+the+highest%0D%0Avalue+was+5890+PPM.+Vice+versa+also+applies+if+the+placement+position+is+farther%0D%0Aaway%3B+the+PPM+value+of+the+gas+that+comes+out+will+be+smaller%2C+and+sometimes+it+is%0D%0Aalso+not+detected+because+the+wind+blows+the+gas+that+comes+out+a+little+in+an+open%0D%0Aroom.%0D%0AKeywords%3A+LPG+Gas%2C+MQ-2%2C+Buzzer%2C+SIM+800L%2C+Telegram&rft.publisher=FAKULTAS+TEKNIK&rft.date=2023-06-12&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F73268%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F73268%2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