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Coalinga S2S:Solar-thermal EOR
Binyamin KoretzDirector, Strategic Planning & IP
2Proprietary & Confidential © 2012 BrightSource Energy, Inc. All rights reserved. © 2007-2010 BrightSource Energy, Inc. All rights reserved.2
Owner: Chevron Location: Coalinga, CA Purpose: Thermal Enhanced Oil Recovery Capacity: 29 MWth Solar field: 3,822 heliostats, each 15 m2
BrightSource delivered fully operational project to Chevron in October 2011
1-year performance test exceeded contractual goals
Coalinga Solar to Steam Project (S2S)
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Coalinga S2S
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Coalinga vs. future EOR plant
Coalinga Commercial Plant
Required thermal power capacity: 29 MWth 400 MWth
Required mass flow of steam: 12 kg/s 143-159 kg/s
Required temperature of steam: 265 °C 290 °C
Required pressure of steam: 68 bar 80 bar
Steam quality 99.5% or higher
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Solar EOR – general scheme
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Coalinga S2S 1-line diagram
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Construction 2009-2010
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What happens when engineers make videos
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View from the south
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Typical performance vs. modeling
4:00
4:28
4:56
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5:52
6:20
6:48
7:16
7:44
8:12
8:40
9:08
9:36
10:0
410
:32
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011
:28
11:5
612
:24
12:5
213
:20
13:4
814
:16
14:4
415
:12
15:4
016
:08
16:3
617
:04
17:3
218
:00
18:2
818
:56
19:2
419
:52
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1000INSOLATION Service power [MMBTU/h]
[MMBTU/h] [W/m2]
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01002003004005006007008009001000
INSOLATION Service power Hourly Model [MMBTU/h] [W/m2]
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And on more difficult days
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4:26
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5:44
6:10
6:36
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7:54
8:20
8:46
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9:38
10:0
410
:30
10:5
611
:22
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812
:14
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013
:06
13:3
213
:58
14:2
414
:50
15:1
615
:42
16:0
816
:34
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017
:26
17:5
218
:18
18:4
419
:10
19:3
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1000INSOLATION Service power [MMBTU/h]
[MMBTU/h] [W/m2]
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011
:00
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01002003004005006007008009001000
INSOLATION Service power Hourly Model
[MMBTU/h] [W/m2]
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Chart Source: CERA estimate of cumulative solar thermal penetration in thermal enhanced oil recovery market by 2020
Potential market
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Thank you