Ergs to Tonnes of oil equivalent Conversion Calculator

1 erg = 2.388458966275E-18 tonnes of oil equivalent

From to

Input

Results

Input	Output	Table Chart
1 ft-lb	12 in-lb	foot pounds to inch pounds table
1 in-lb	0.113 Nm	inch pounds to newton meters table
1 Nm	0.7376 ft-lb	newton meters to foot pounds table
1 in-lb	0.0833 ft-lb	inch pounds to foot pounds table
1 ft-lb	1.3558179 Nm	foot pounds to newton meters table
1 l-atm	101.325 J	liter atmospheres to joules table
1 in-lb	15.999999461875 in-oz	inch pounds to inch ounces table
1 Nm	8.850746106833 in-lb	newton meters to inch pounds table
1 Nm	3.72506E-7 hph	newton meters to horsepower hours table
1 J	1 Nm	joules to newton meters table

Sample Energy Conversion

10 foot pound to inch pounds, the result is 120 inch pounds
10 inch pound to newton meters, the result is 1.12984825 newton meters
10 newton meter to foot pounds, the result is 7.375621755694 foot pounds
10 inch pound to foot pounds, the result is 0.8333 foot pounds
10 foot pound to newton meters, the result is 13.558179 newton meters
10 liter atmosphere to joules, the result is 1013.25 joules
10 inch pound to inch ounces, the result is 159.99999461875 inch ounces
10 newton meter to inch pounds, the result is 88.507461068334 inch pounds
10 newton meter to horsepower hours, the result is 3.725061E-6 horsepower hours
10 joule to newton meters, the result is 10 newton meters

Table Conversion

With the following tool, you can generate and print the ergs to tonnes of oil equivalent reference table based on your own needs. You can find a dynamic tool at ergs to tonnes of oil equivalent table chart (erg to TOE) or tonnes of oil equivalent to ergs table chart (TOE to erg).

Ergs to Tonnes of oil equivalent
Tonnes of oil equivalent to Ergs

erg	TOE
1	= 2.388458966275E-18
2	= 4.7769179325499E-18
3	= 7.1653768988249E-18
4	= 9.5538358650998E-18
5	= 1.1942294831375E-17
6	= 1.433075379765E-17
7	= 1.6719212763925E-17
8	= 1.91076717302E-17
9	= 2.1496130696475E-17
10	= 2.388458966275E-17
11	= 2.6273048629025E-17
12	= 2.86615075953E-17
13	= 3.1049966561574E-17
14	= 3.3438425527849E-17
15	= 3.5826884494124E-17
16	= 3.8215343460399E-17
17	= 4.0603802426674E-17
18	= 4.2992261392949E-17
19	= 4.5380720359224E-17
20	= 4.7769179325499E-17
21	= 5.0157638291774E-17
22	= 5.2546097258049E-17
23	= 5.4934556224324E-17
24	= 5.7323015190599E-17
25	= 5.9711474156874E-17

erg	TOE
26	= 6.2099933123149E-17
27	= 6.4488392089424E-17
28	= 6.6876851055699E-17
29	= 6.9265310021974E-17
30	= 7.1653768988249E-17
31	= 7.4042227954524E-17
32	= 7.6430686920799E-17
33	= 7.8819145887074E-17
34	= 8.1207604853349E-17
35	= 8.3596063819624E-17
36	= 8.5984522785899E-17
37	= 8.8372981752173E-17
38	= 9.0761440718448E-17
39	= 9.3149899684723E-17
40	= 9.5538358650998E-17
41	= 9.7926817617273E-17
42	= 1.0031527658355E-16
43	= 1.0270373554982E-16
44	= 1.050921945161E-16
45	= 1.0748065348237E-16
46	= 1.0986911244865E-16
47	= 1.1225757141492E-16
48	= 1.146460303812E-16
49	= 1.1703448934747E-16
50	= 1.1942294831375E-16

erg	TOE
51	= 1.2181140728002E-16
52	= 1.241998662463E-16
53	= 1.2658832521257E-16
54	= 1.2897678417885E-16
55	= 1.3136524314512E-16
56	= 1.337537021114E-16
57	= 1.3614216107767E-16
58	= 1.3853062004395E-16
59	= 1.4091907901022E-16
60	= 1.433075379765E-16
61	= 1.4569599694277E-16
62	= 1.4808445590905E-16
63	= 1.5047291487532E-16
64	= 1.528613738416E-16
65	= 1.5524983280787E-16
66	= 1.5763829177415E-16
67	= 1.6002675074042E-16
68	= 1.624152097067E-16
69	= 1.6480366867297E-16
70	= 1.6719212763925E-16
71	= 1.6958058660552E-16
72	= 1.719690455718E-16
73	= 1.7435750453807E-16
74	= 1.7674596350435E-16
75	= 1.7913442247062E-16

erg	TOE
76	= 1.815228814369E-16
77	= 1.8391134040317E-16
78	= 1.8629979936945E-16
79	= 1.8868825833572E-16
80	= 1.91076717302E-16
81	= 1.9346517626827E-16
82	= 1.9585363523455E-16
83	= 1.9824209420082E-16
84	= 2.006305531671E-16
85	= 2.0301901213337E-16
86	= 2.0540747109965E-16
87	= 2.0779593006592E-16
88	= 2.101843890322E-16
89	= 2.1257284799847E-16
90	= 2.1496130696475E-16
91	= 2.1734976593102E-16
92	= 2.197382248973E-16
93	= 2.2212668386357E-16
94	= 2.2451514282985E-16
95	= 2.2690360179612E-16
96	= 2.292920607624E-16
97	= 2.3168051972867E-16
98	= 2.3406897869495E-16
99	= 2.3645743766122E-16
100	= 2.388458966275E-16

TOE	erg
1	= 4.1868E+17
2	= 8.3736E+17
3	= 1.25604E+18
4	= 1.67472E+18
5	= 2.0934E+18
6	= 2.51208E+18
7	= 2.93076E+18
8	= 3.34944E+18
9	= 3.76812E+18
10	= 4.1868E+18
11	= 4.60548E+18
12	= 5.02416E+18
13	= 5.44284E+18
14	= 5.86152E+18
15	= 6.2802E+18
16	= 6.69888E+18
17	= 7.11756E+18
18	= 7.53624E+18
19	= 7.95492E+18
20	= 8.3736E+18
21	= 8.79228E+18
22	= 9.21096E+18
23	= 9.62964E+18
24	= 1.004832E+19
25	= 1.0467E+19

TOE	erg
26	= 1.088568E+19
27	= 1.130436E+19
28	= 1.172304E+19
29	= 1.214172E+19
30	= 1.25604E+19
31	= 1.297908E+19
32	= 1.339776E+19
33	= 1.381644E+19
34	= 1.423512E+19
35	= 1.46538E+19
36	= 1.507248E+19
37	= 1.549116E+19
38	= 1.590984E+19
39	= 1.632852E+19
40	= 1.67472E+19
41	= 1.716588E+19
42	= 1.758456E+19
43	= 1.800324E+19
44	= 1.842192E+19
45	= 1.88406E+19
46	= 1.925928E+19
47	= 1.967796E+19
48	= 2.009664E+19
49	= 2.051532E+19
50	= 2.0934E+19

TOE	erg
51	= 2.135268E+19
52	= 2.177136E+19
53	= 2.219004E+19
54	= 2.260872E+19
55	= 2.30274E+19
56	= 2.344608E+19
57	= 2.386476E+19
58	= 2.428344E+19
59	= 2.470212E+19
60	= 2.51208E+19
61	= 2.553948E+19
62	= 2.595816E+19
63	= 2.637684E+19
64	= 2.679552E+19
65	= 2.72142E+19
66	= 2.763288E+19
67	= 2.805156E+19
68	= 2.847024E+19
69	= 2.888892E+19
70	= 2.93076E+19
71	= 2.972628E+19
72	= 3.014496E+19
73	= 3.056364E+19
74	= 3.098232E+19
75	= 3.1401E+19

TOE	erg
76	= 3.181968E+19
77	= 3.223836E+19
78	= 3.265704E+19
79	= 3.307572E+19
80	= 3.34944E+19
81	= 3.391308E+19
82	= 3.433176E+19
83	= 3.475044E+19
84	= 3.516912E+19
85	= 3.55878E+19
86	= 3.600648E+19
87	= 3.642516E+19
88	= 3.684384E+19
89	= 3.726252E+19
90	= 3.76812E+19
91	= 3.809988E+19
92	= 3.851856E+19
93	= 3.893724E+19
94	= 3.935592E+19
95	= 3.97746E+19
96	= 4.019328E+19
97	= 4.061196E+19
98	= 4.103064E+19
99	= 4.144932E+19
100	= 4.1868E+19

Ergs
Tonnes of oil equivalent

Erg is a unit of energy and mechanical work in the the centimetre-gram-second (CGS) system of units, symbol "erg".

1 erg = 9.5E-11 BTU	ergs to Btus converter	ergs to Btus table
1 erg = 2.389E-8 cal₁₅	ergs to calories [15 °C] converter	ergs to calories [15 °C] table
1 erg = 2.3885E-8 cal_it	ergs to calories [I.T.] converter	ergs to calories [I.T.] table
1 erg = 2.4E-11 cal_nutritional	ergs to Calories [nutritional] converter	ergs to Calories [nutritional] table
1 erg = 2.3901E-8 cal_th	ergs to calories [thermochemical] converter	ergs to calories [thermochemical] table
1 erg = 9.4781608955725E-17 dath	ergs to dekatherms converter	ergs to dekatherms table
1 erg = 624150647996.32 eV	ergs to electronvolts converter	ergs to electronvolts table
1 erg = 1.0E-25 EJ	ergs to exajoules converter	ergs to exajoules table
1 erg = 100000000 fJ	ergs to femtojoules converter	ergs to femtojoules table
1 erg = 7.3756E-8 ft-lb	ergs to foot pounds converter	ergs to foot pounds table
1 erg = 1.0E-16 GJ	ergs to gigajoules converter	ergs to gigajoules table
1 erg = 2.7777777777778E-20 GWh	ergs to gigawatt hours converter	ergs to gigawatt hours table
1 erg = 2.389E-8 gcal	ergs to gram calories converter	ergs to gram calories table
1 erg = 22937104486.906 E_h	ergs to hartrees converter	ergs to hartrees table
1 erg = 3.7250614122937E-14 hph	ergs to horsepower hours converter	ergs to horsepower hours table
1 erg = 1.4161193E-5 in-oz	ergs to inch ounces converter	ergs to inch ounces table
1 erg = 8.85075E-7 in-lb	ergs to inch pounds converter	ergs to inch pounds table
1 erg = 1.0E-7 J	ergs to joules converter	ergs to joules table
1 erg = 2.4E-11 Kgcal	ergs to kilogram calories converter	ergs to kilogram calories table
1 erg = 1.0E-10 kJ	ergs to kilojoules converter	ergs to kilojoules table
1 erg = 2.7777777777778E-14 kWh	ergs to kilowatt hours converter	ergs to kilowatt hours table
1 erg = 9.87E-10 l-atm	ergs to liter atmospheres converter	ergs to liter atmospheres table
1 erg = 624150.64799632 MeV	ergs to megaelectronvolts converter	ergs to megaelectronvolts table
1 erg = 1.0E-13 MJ	ergs to megajoules converter	ergs to megajoules table
1 erg = 2.7777777777778E-17 MWh	ergs to megawatthours converter	ergs to megawatthours table
1 erg = 0.1 µJ	ergs to microjoules converter	ergs to microjoules table
1 erg = 0.0001 mJ	ergs to millijoules converter	ergs to millijoules table
1 erg = 100 nJ	ergs to nanojoules converter	ergs to nanojoules table
1 erg = 1.0E-7 Nm	ergs to newton meters converter	ergs to newton meters table
1 erg = 1.0E-22 PJ	ergs to petajoules converter	ergs to petajoules table
1 erg = 100000 pJ	ergs to picojoules converter	ergs to picojoules table
1 erg = 9.4781707774915E-29 q unit	ergs to Q units converter	ergs to Q units table
1 erg = 9.4781707774915E-26 quad	ergs to quads converter	ergs to quads table
1 erg = 0.6242 TeV	ergs to teraelectronvolts converter	ergs to teraelectronvolts table
1 erg = 1.0E-19 TJ	ergs to terajoules converter	ergs to terajoules table
1 erg = 2.7777777777778E-23 TWh	ergs to terawatthours converter	ergs to terawatthours table
1 erg = 2.3890295761862E-14 th	ergs to thermies converter	ergs to thermies table
1 erg = 9.4781698791344E-16 th	ergs to therms converter	ergs to therms table
1 erg = 3.4120842375357E-18 TCE	ergs to tonnes of coal equivalent converter	ergs to tonnes of coal equivalent table
1 erg = 2.388458966275E-18 TOE	ergs to tonnes of oil equivalent converter	ergs to tonnes of oil equivalent table
1 erg = 2.3900573613767E-17 t_explosive	ergs to tons [explosive] converter	ergs to tons [explosive] table
1 erg = 2.8E-11 Wh	ergs to watthours converter	ergs to watthours table
1 erg = 1.0E-7 Ws	ergs to wattseconds converter	ergs to wattseconds table

A ton of oil equivalent (TOE) is, unit of energy, a conventional value, based on the amount of energy released by burning one tonne of crude oil, of 41.868 GJ, 11.63 MWh, 1.28 TCE, 39.68 million BTU, or 6.6 - 8.0 actual barrels of oil (depending on actual

1 TOE = 39683205.411201 BTU	tonnes of oil equivalent to Btus converter	tonnes of oil equivalent to Btus table
1 TOE = 10002389029.576 cal₁₅	tonnes of oil equivalent to calories [15 °C] converter	tonnes of oil equivalent to calories [15 °C] table
1 TOE = 10000000000 cal_it	tonnes of oil equivalent to calories [I.T.] converter	tonnes of oil equivalent to calories [I.T.] table
1 TOE = 10000000 cal_nutritional	tonnes of oil equivalent to Calories [nutritional] converter	tonnes of oil equivalent to Calories [nutritional] table
1 TOE = 10006692160.612 cal_th	tonnes of oil equivalent to calories [thermochemical] converter	tonnes of oil equivalent to calories [thermochemical] table
1 TOE = 39.683164037583 dath	tonnes of oil equivalent to dekatherms converter	tonnes of oil equivalent to dekatherms table
1 TOE = 2.613193933031E+29 eV	tonnes of oil equivalent to electronvolts converter	tonnes of oil equivalent to electronvolts table
1 TOE = 4.1868E+17 erg	tonnes of oil equivalent to ergs converter	tonnes of oil equivalent to ergs table
1 TOE = 4.1868E-8 EJ	tonnes of oil equivalent to exajoules converter	tonnes of oil equivalent to exajoules table
1 TOE = 4.1868E+25 fJ	tonnes of oil equivalent to femtojoules converter	tonnes of oil equivalent to femtojoules table
1 TOE = 30880253166.742 ft-lb	tonnes of oil equivalent to foot pounds converter	tonnes of oil equivalent to foot pounds table
1 TOE = 41.868 GJ	tonnes of oil equivalent to gigajoules converter	tonnes of oil equivalent to gigajoules table
1 TOE = 0.0116 GWh	tonnes of oil equivalent to gigawatt hours converter	tonnes of oil equivalent to gigawatt hours table
1 TOE = 10002389029.576 gcal	tonnes of oil equivalent to gram calories converter	tonnes of oil equivalent to gram calories table
1 TOE = 9.6033069065778E+27 E_h	tonnes of oil equivalent to hartrees converter	tonnes of oil equivalent to hartrees table
1 TOE = 15596.087120991 hph	tonnes of oil equivalent to horsepower hours converter	tonnes of oil equivalent to horsepower hours table
1 TOE = 5929008408605 in-oz	tonnes of oil equivalent to inch ounces converter	tonnes of oil equivalent to inch ounces table
1 TOE = 370563038000.9 in-lb	tonnes of oil equivalent to inch pounds converter	tonnes of oil equivalent to inch pounds table
1 TOE = 41868000000 J	tonnes of oil equivalent to joules converter	tonnes of oil equivalent to joules table
1 TOE = 10002389.029576 Kgcal	tonnes of oil equivalent to kilogram calories converter	tonnes of oil equivalent to kilogram calories table
1 TOE = 41868000 kJ	tonnes of oil equivalent to kilojoules converter	tonnes of oil equivalent to kilojoules table
1 TOE = 11630 kWh	tonnes of oil equivalent to kilowatt hours converter	tonnes of oil equivalent to kilowatt hours table
1 TOE = 413205033.30866 l-atm	tonnes of oil equivalent to liter atmospheres converter	tonnes of oil equivalent to liter atmospheres table
1 TOE = 2.613193933031E+23 MeV	tonnes of oil equivalent to megaelectronvolts converter	tonnes of oil equivalent to megaelectronvolts table
1 TOE = 41868 MJ	tonnes of oil equivalent to megajoules converter	tonnes of oil equivalent to megajoules table
1 TOE = 11.63 MWh	tonnes of oil equivalent to megawatthours converter	tonnes of oil equivalent to megawatthours table
1 TOE = 4.1868E+16 µJ	tonnes of oil equivalent to microjoules converter	tonnes of oil equivalent to microjoules table
1 TOE = 41868000000000 mJ	tonnes of oil equivalent to millijoules converter	tonnes of oil equivalent to millijoules table
1 TOE = 4.1868E+19 nJ	tonnes of oil equivalent to nanojoules converter	tonnes of oil equivalent to nanojoules table
1 TOE = 41868000000 Nm	tonnes of oil equivalent to newton meters converter	tonnes of oil equivalent to newton meters table
1 TOE = 4.1868E-5 PJ	tonnes of oil equivalent to petajoules converter	tonnes of oil equivalent to petajoules table
1 TOE = 4.1868E+22 pJ	tonnes of oil equivalent to picojoules converter	tonnes of oil equivalent to picojoules table
1 TOE = 4.0E-11 q unit	tonnes of oil equivalent to Q units converter	tonnes of oil equivalent to Q units table
1 TOE = 3.9683E-8 quad	tonnes of oil equivalent to quads converter	tonnes of oil equivalent to quads table
1 TOE = 2.613193933031E+17 TeV	tonnes of oil equivalent to teraelectronvolts converter	tonnes of oil equivalent to teraelectronvolts table
1 TOE = 0.0419 TJ	tonnes of oil equivalent to terajoules converter	tonnes of oil equivalent to terajoules table
1 TOE = 1.163E-5 TWh	tonnes of oil equivalent to terawatthours converter	tonnes of oil equivalent to terawatthours table
1 TOE = 10002.389029576 th	tonnes of oil equivalent to thermies converter	tonnes of oil equivalent to thermies table
1 TOE = 396.8320164996 th	tonnes of oil equivalent to therms converter	tonnes of oil equivalent to therms table
1 TOE = 1.428571428571 TCE	tonnes of oil equivalent to tonnes of coal equivalent converter	tonnes of oil equivalent to tonnes of coal equivalent table
1 TOE = 10.006692160612 t_explosive	tonnes of oil equivalent to tons [explosive] converter	tonnes of oil equivalent to tons [explosive] table
1 TOE = 11630000 Wh	tonnes of oil equivalent to watthours converter	tonnes of oil equivalent to watthours table
1 TOE = 41868000000 Ws	tonnes of oil equivalent to wattseconds converter	tonnes of oil equivalent to wattseconds table

Energy Units

English

Energy

Btu

Btu is the abbreviation of the British thermal unit. It is a traditional unit of energy equal to about 1055 joules.

Calorie [15 °C]

Calorie [ 15 °C] is a unit of energy that the amount of energy required to warm on gram of air-free water from 14.5 °C to 15.5 °C at standard atmospheric presure (1 cal [15°C] = 4.1855 J).

Calorie [I.T.]

Calorie is a pre-SI metric unit of energy, symbol "cal". Calorie [i.t.] is an International Stream Table calorie equal to 4.1868 joules.

Calorie [nutritional]

Calorie [nutritional] is a unit of energy in food.

Calorie [thermochemical]

Calorie [thermochemical] is a unit of energy use in thermochemistry.

Dekatherm

Dakatherm is a unit of energy eqal 10 therms, symbol "dath".

Electronvolt

Electronvolts (symbol eV; also written electron volt) is a unit of energy equal to approximately 1.602×10^.19 joule.

Erg

Erg is a unit of energy and mechanical work in the the centimetre-gram-second (CGS) system of units, symbol "erg".

Exajoule

Exajoule is a unit of energy equal to 1.0E+18 joules, symbol "EJ". This unit comes from a combination of metric-prefix "exa" and SI derived unit of energy "joule".

Femtojoule

Femtojoule is a unit of energy equal to 1.0E-15 joules, symbol "fJ". This unit comes from a combination of metric-prefix "femto" and SI derived unit of energy "joule".

Foot pound

Foot-pound or foot-pound force is a unit of energy in the Engineering and Gravitational System in United States customy and imperial unit of measure.

Gigajoule

Gigajoule is a unit of energy equal to 1.0E+9 joules, symbol "GJ". This unit comes from a combination of metric-prefix "giga" and SI derived unit of energy "joule".

Gigawatt hour

Gigawatt hour is a unit of energy equal to 1000 Megawatt hours, sysmbol "GWh". This unit comes form "giga" metric-prefix and "watt hour" unit of energy.

Gram calorie

Gram calorie or small calorie (symbol: cal) approximates the energy needed to increase the temperature of 1 gram of water by 1 °C. This is about 4.2 joules.

Hartree

The hartree is the atomic unit of energy, symbol (E_h or Ha).

Horsepower hour

Horsepower-hour (hph) is an outdated unit of energy, not used in the SI system of units.

Inch ounce

Inch ounce is a unit of energy equal to about 0.007061552 joule, symbol "in-oz".

Inch pound

Inch pound is a unit of energy equal to about 0.112984829 joules, symbol "in-lb".

Joule

Joule is a derived unit of energy or work in the International System of Units, symbol "J".

Kilogram calorie

kilogram calorie, dietary calorie, or food calorie (symbol: Cal) approximates the energy needed to increase the temperature of 1 kilogram of water by 1 °C. This is exactly 1,000 small calories or about 4.2 kilojoules.

Kilojoule

Kilojoule is a unit of energy equal to 1000 joules, symbol "kJ". This unit comes from a combination of metric-prefix "kilo" and SI derived unit of energy "joule".

Kilowatt hour

The kilowatt-hour (symbolized kWh) is a unit of energy equivalent to one kilowatt (1 kW) of power expended for one hour (1 h) of time.

Liter atmosphere

Liter atmosphere is a unit of energy, symbole "l-atm", equal to 101.32500 joules.

Megaelectronvolt

Megaelectronvolt is a unit or energy equal 1 000 000 electronvolts, symbol "MeV".

Megajoule

Megajoule is a unit of energy equal to 1 000 000 joules, symbol "MJ". This unit comes from a combination of metric-prefix "mega" and SI derived unit of energy "joule".

Megawatthour

Megawatthours is unit of energy equal to 1 000 kilowatt hours, symbol "MWh".

Microjoule

Microjoule is a unit of energy equal to 1/1 000 000 joule, symbol "µJ". This unit comes from a combination of metric-prefix "micro" and SI derived unit of energy "joule".

Millijoule

Millijoule is a unit of energy equal to 1/1 000 joule, symbol "mJ". This unit comes from a combination of metric-prefix "milli" and SI derived unit of energy "joule".

Nanojoule

Nanojoule is a unit of energy equal to 1/1 000 000 000 joule, symbol "nJ". This unit comes from a combination of metric-prefix "nano" and SI derived unit of energy "joule".

Newton meter

A newton metre is a unit of torque (also called "moment") in the SI system. The symbolic form is Nm or N·m. One newton metre is equal to the torque resulting from a force of one newton applied perpendicularly to a moment arm which is one metre long.

Petajoule

Petajoule is a unit of energy equal to 1.0E+15 joules, symbol "PJ". This unit comes from a combination of metric-prefix "peta" and SI derived unit of energy "joule".

Picojoule

Picojoule is a unit of energy equal to 1/1 000 000 000 000 joule, symbol "pJ". This unit comes from a combination of metric-prefix "pico" and SI derived unit of energy "joule".

Q unit

Q units is a measure of energy system.

Quad

A quad is a unit of energy equal to 10¹⁵ (a short-scale quadrillion) BTU,or 1.055 × 10¹⁸ joules (1.055 exajoules or EJ) in SI units.

Teraelectronvolt

Teraelectronvolt is a unit of energy equal to 10¹² electronvolts, symbol "TeV". This unit comes form a combination of metrix-prefix "tera" and "electronvolt".

Terajoule

Terajoule is a unit of energy equal to 1.0E+12 joules, symbol "TJ". This unit comes from a combination of metric-prefix "tera" and SI derived unit of energy "joule".

Terawatthour

Terawatthours is a unit of energy equal to 1000 Gigawatt hours, symbol "TWh". This unit comes from a combination fo metric-prefix "tera" and "watt hour" unit of energy.

Thermie

Thermie (th) is a metric unit of heat energy, part of the meter-tonne-second system sometimes used by European engineers.

Therm

The therm (symbol th) is a non-SI unit of heat energy equal to 100,000 British thermal units (BTU).

Tonne of coal equivalent

Tonne of coal equivalent or ton of coal equivalent (TCE) is, unit of energy, a conventional value of 7 Gcal (IT) = 29.3076 GJ.

Tonne of oil equivalent

Ton [explosive]

Ton [explosive] is a measure of energy.

Watthour

Watthour (symbolized Wh) is a unit of energy equivalent to one watt (1 W) of power expended for one hour (1 h) of time.

Wattsecond

Wattsecon (symbolized Ws) is a unit of energy equivalent to one watt (1 W) of power expended for one second (1 s) of time.