Energi Flashcards

(79 cards)

1
Q

Energi

Pengertian

A

Kemampuan untuk melakukan usaha

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2
Q

Energi

Ciri

A

Tidak dapat diciptakan/dimusnahkan, tapi bisa diubah bentuknya

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3
Q

Jenis

Primer

A

Langsung dari alam

Batubara, matahari, air, dll

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4
Q

Jenis

Sekunder

A

Dari energi primer

Listrik

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4
Q

Kinetik

Listrik

A

Generator

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5
Q

Kinetik

Panas

A

Gesekan

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6
Q

Kinetik

Bunyi

A

Getaran

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7
Q

Listrik

Kinetik

A

Motor listrik

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8
Q

Listrik

Kimia

A

Elektrolisis air

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9
Q

Listrik

Cahaya

A

Lampu LED, Laser, dll

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10
Q

Listrik

Panas

A

Resistor

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11
Q

Listrik

Bunyi

A

Speaker

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12
Q

Kimia

Kinetik

A

Otot

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13
Q

Kimia

Listrik

A

Baterai

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14
Q

Kimia

Cahaya

A

Glowstick

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15
Q

Kimia

Panas

A

Api

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16
Q

Kimia

Bunyi

A

Petasan

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17
Q

Cahaya

Listrik

A

Panel Surya

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18
Q

Cahaya

Kimia

A

Fotosintesis

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19
Q

Panas

Kinetik

A

Mesin uap

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20
Q

Panas

Cahaya

A

Api berpijar

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21
Q

Bunyi

Listrik

A

Mikrofon

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22
Q

Batu Bara

Asal

A

Batuan sedimen dari tumbuhan pra sejarah

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23
Q

Batu Bara

Unsur Utama

A

Hidrogen, Karbon, Oksigen

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24
Lignit | Ciri
* Cokelat * Muda * Energi = 2500 kkal = 10-20 MJ * Bahan kotor = 40-75 % * Air = 35-75 % * Karbon = 60-70 % * Debu = 9-19 %
25
Sub-Bituminous | Ciri
* Lebih tua * Sedikit lunak * Cokelat-Kehitaman * Energi = 2500-4000 kkal = 19-26 MJ * Air = 25-35 % * Karbon = 40-60 %
26
Bituminous | Ciri
* Lebih lama & dalam * Keras * Hitam * Mengandung Hidrogen, Sulfur, Nitrogen, Dihidrogen oksida * Energi = 4000-5000 kkal = 35 MJ * Air = 10-25 % * Karbon = 60-80 % * Debu = 6-12 %
27
Antrasit | Ciri
* Keras dan padat * Hitam mengkilat * Sulit terbakar * Jumlah sedikit, produksi mahal * Energi > 5000 kkal > 35 MJ * Pengotor sedikit * Air < 10% * Karbon > 80%
28
Batubara | Coking Coal
Peleburan Besi & Baja
29
Batu Bara | Thermal Coal
PLTU
30
PLTU | Keunggulan
* Murah * 24 jam * Infrastruktur tersedia * Mudah simpan-kirim * Indonesia punya
31
PLTU | Kelemahan
* Limbah berbahaya * Gas rumah kaca * Menyakiti flora-fauna
32
Minyak Bumi | Asal
Jasad renik, sisa flora-fauna jutaan tahun lalu
33
Minyak Bumi | Unsur Utama
Hidrogen, Karbon
34
Distilasi | < 20ºC
Gas | C = 4
35
Distilasi | < 20ºC
Gas | C = 4
36
Distilasi | 20-40ºC
Nafta | C = 8
37
Distilasi | 40-70ºC
Bensin | C = 8
38
Distilasi | 70-120ºC
Kerosin/Minyak Tanah | C = 12
38
Distilasi | 70-120ºC
Kerosin/Minyak Tanah | C = 12
39
Distilasi | 120-200ºC
Diesel | C = 16
40
Distilasi | 120-200ºC
Diesel | C = 16
41
Distilasi | 200-300ºC
Minyak pelumas | C = 36
42
Distilasi | 300-600ºC
Lilin/Parafin | C = 44
43
Distilasi | > 600ºC
Aspal/Residu | C = 80
44
Gas Alam | Asal
Sisa organisme
45
Gas Alam | Unsur
CH4, C2H6, C3H8, C4H10, H2O, CO2, H2S
46
PLTG | Keunggulan
* Sisa bakar bisa untuk PLTU * Efisiensi tinggi * Fleksibilitas tinggi * Lebih Murah
47
PLTG | Kelemahan
* Terbatas * Umur pendek * Tidak ramah lingkungan * Tergantung alam * Harga tidak stabil * Lokasi terpencil
48
LPG | Unsur
C3H8, C4H10
49
LNG | Unsur
CH4
50
CNG
Kompresi CH4 | Transjakarta
51
CBM
CH4 dalam batu bara
52
Jargas
Pengaliran gas alam untuk rumah tangga
53
Matahari | Sel surya
PLTS | Bahan semikonduktor dari diode tipe P & N
54
Matahari | Termal surya
Pemanas air
55
PLTS | Keunggulan
* Terbarukan * Berlimpah, gratis * Ramah lingkungan * Biaya perawatan rendah * Aman
56
PLTS | Kelemahan
* Biaya awal mahal * Tergantung cuaca * Area luas * Baterai penyimpanan mahal
57
PLTB | Faktor
* Kecepatan angin * Diameter turbin * Jenis generator
58
PLTB | Keunggulan
* Ramah lingkungan * Biaya operasional rendah * Lahan kecil
59
PLTB | Kelemahan
* Tergantung cuaca * Polusi audio-visual * Bahaya untuk burung/kelelawar
60
PLTA | Faktor
* Kapasitas aliran air * Ketinggian air
61
PLTA | Komponen
* Dam * Turbin * Generator
62
PLTA | Jenis
* Pico = 5 kW * Mikro = 5-500 kW * Mini = 500-1000 kW * Large > 1000 kW
63
PLTA | Keunggulan
* Ramah lingkungan * Terbarukan * Cepat merespon kebutuhan energi * Umur panjang * Bisa untuk irigasi
64
PLTA | Kelemahan
* Dana investasi besar * Lahan luas * Mengganggu ekosistem sungai
65
PLTP | Keunggulan
* Ramah lingkungan * Terbarukan * Konstan * Lahan dan air minimal
66
PLTP | Kelemahan
* Dana besar untuk eksplorasi * Pengeboran sulit * Lokasi tertentu * Harga listrik tidak kompetitif
67
Biofuel | Cara
* Pembakaran * Ferementasi * Langsung
68
Biodiesel | Asal
Gandum, Tebu, Jagung | Solar
69
Biodiesel | Asal
Gandum, Tebu, Jagung | Solar
70
Bioetanol | Asal
Minyak kedelai, jarak, bunga matahari | Bensin
70
Bioetanol | Asal
Minyak kedelai, jarak, bunga matahari | Bensin
71
Biogas | Asal
Kotoran sapi, kerbau, kambing
72
Biogas | Unsur
CH4, CO2, H2S, NH3
73
Biogas | Keunggulan
* Ramah lingkungan * Melimpah * Mengurangi ketergantungan fosil * Serbaguna
74
Biogas | Kelemahan
* Mahal * Tergantung waktu panen * Polusi pembakaran * Melepas CO2 * Deforestasi * Butuh banyak air
75
PLTN | Keunggulan
* Ramah lingkungan * Biaya bahan bakar murah * Tidak tergantung cuaca
76
PLTN | Kelemahan
* Konstruksi lama * Limbah radioaktif * Rawan bencana