Energy Recovery, Reverse Osmosis, Ghana


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ERI providing energy-recovery in Ghana and Oman

Spanish contractor Abengoa will use Energy Recovery Inc's pressure-exchanger technology in two desalination plants it is building in Ghana and Oman.

Energy Recovery bags US$ 1 million in desalination orders in India and Ghana

Fluid flow energy efficiency firm Energy Recovery has won desalination orders totalling US$ 1 million for original manufacturer projects using its technology in India and Ghana. The company said the deals were among a continuing revenue stream from small-to-medium sized projects.

Ghana desalination plant begun by Agengoa

Construction of the Nungua seawater reverse-osmosis (SWRO) plant in Ghana, the first large desalination plant in West Africa, is now under way.

Ghana union calls for review of Teshie-Nungua water purchase deal

Ghana's Public Utility Workers Union (PUWU) has called for a review of a water purchase agreement between supplier, Ghana Water Company (GWC), and Korean firm, BEFESA Desalination Developments Ghana, explaining that the current agreement jeopardized the water supplier.

Launch of Teshie-Nungua desalination project postponed

Ghana's government has postponed the commissioning of the Teshie-Nungua desalination water project.

Ghana poised to start up first desalination plant

Ghana is poised to start up its first seawater desalination plant in the capital, Accra, by February, 2015.

Ghana completes 65 Ml/d seawater desalination plant near Accra

Ghana has completed its 65 Ml/d Teshie-Nungua seawater desalination water project.

Befesa wins 60,000 m³/d desalination plant in Ghana

Spain's Befesa Agua has won a US$ 110 million contract for the Nungua, Burma Camp & Industrial Sector Water Project in Ghana which involves a 60,000 m³/d desalination plant.

South African RO plant begins production

The 15,000 m³/d reverse-osmosis desalination plant for Mossel Bay, South Africa, should go into full production this week, after three weeks of commissioning.

Second Chennai SWRO plant commissioned

The Nemmeli desalination plant in Tamil Nadu, India, was commissioned on 22 February 2013 by the state's chief minister, Selvi J Jayalalithaa. It is the second seawater reverse-osmosis (RO) plant to provide drinking water for the city of Chennai.

ERD comparison tool developed by WateReuse project

A tool to allow engineers to evaluate commercially available energy-recovery devices (ERDs) for reverse-osmosis (RO) systems has been developed under a research project funded by the WateReuse Research Foundation.

Egyptian SWRO plant to use ERI pressure exchangers

Egypt's largest desalination plant being built at Marsa Matrouh is to be supplied with Pressure Exchanger (PX) energy-recovery devices by Energy Recovery Inc of California.

Sadyt chooses ERI pressure-exchangers for Ashdod

Israel's giant Ashdod desalination plant is to use PX-Q300 energy-recovery pressure-exchangers supplied by Energy Recovery Inc (ERI) of the USA.

Cadagua selects PX devices for Al Zawrah desalination

PX energy-recovery devices have been selected for the 45,000 m³/d Al Zawrah seawater reverse-osmosis (SWRO) desalination plant in Ajman, UAE, by the consortium led by Spanish company Cadagua.

ERI chief calls for less plant downtime

The new CEO of Energy Recovery Inc (ERI), Tom Rooney, in an interview with Desalination & Water Reuse (D&WR) at the International Desalination Association's World Congress in Perth, Australia, on 7 September 2011, revealed that the company was now focusing on the issue of plant utilization.

The Blue Hills SWRO plant

ERI pumps and ERDs selected for Bahamas desalination expansion

High-pressure pumps and energy-recovery technology are to be provided for the 18,500 m³/d expansion to the Blue Hills seawater reverse-osmosis desalination plant in the Bahamas by Energy Recovery Inc (ERI).

ERI pressure-exchangers for Spanish desalination plant

The 50,000 m³/d Marina Baja-Mutxamel seawater reverse-osmosis desalination plant currently under construction near Alicante, Spain, is to be fitted with PX-260 energy-recovery devices.

Dr Richard Stover pictured at a Japan Desalination Association forum in February 2011.

Stover leaves Oasys for Desalitech

Energy Recovery Inc (ERI) old boy Dr Richard Stover has joined Tel Aviv-based Desalitech, a company with a desalination process that does away with energy-recovery devices.

Magtaa desalination turbocharger delivery complete

Delivery of 25 TurboCharger energy recovery devices for the largest seawater reverse osmosis (SWRO) desalination plant in the world has been completed by Energy Recovery Inc (ERI).

Two Spanish desalination plants get ERI PX devices

Energy Recovery Inc (ERI) is to supply energy recovery-devices for two new seawater reverse-osmosis (SWRO) desalination plants currently under construction along the Mediterranean coast of Spain.

The facility site at SEA Lab

West Basin district dedicates desalination demo facility

California's West Basin Municipal Water District is nearing completion of its new desalination demonstration facility, following formal dedication of the plant on 12 November 2010.

Nirosoft selects ERI PXs for Limassol desalination

The 50,000 m³/d seawater desalination plant currently under construction in Limassol, Cyprus, will use PX-260 pressure-exchangers from Energy Recovery Inc (ERI).

Befesa chooses ERI again for Qingdao seawater desalination

The 100,000 m³/d Qingdao seawater desalination plant in China is to become the seventh Befesa- built reverse-osmosis plant to use PX isobaric energy-recovery devices from Energy Recovery Inc (ERI).

Fedco pressure-booster beats 80% efficiency

"We're now ready to go after any project in the world," Eli Oklejas, president of Fedco, told D&WR, after he had announced that a performance test on the company's hydraulic pressure booster (HPB) energy-recovery device for desalination had surpassed 80% efficiency.

Hydrochem chooses DWEERs for Oman's Salalah desalination

DWEER energy-recovery systems will be used in the Salalah Independent Water & Power Plant (Salalah IWPP) in Oman to recover energy from the high-pressure brine stream in the desalination process.

The Aqualyng Recuperator energy-recovery device.

Aqualyng begins first phase of Chinese SWRO plant

Norwegian desalination company Aqualyng on 15 March 2010 began the construction phase of the 50,000 m³/d seawater reverse-osmosis plant to serve the water needs of the Caofeidian Industrial Zone 220km east of Beijing in China.

ERI equipment chosen for Melbourne desalination

The AquaSure consortium has chosen PX™ Pressure Exchanger™ energy-recovery technology from Energy Recovery Inc (ERI) for the Victorian Desalination Project, which will supply drinking water to Melbourne, Australia.

PEI wins giant Magtaa energy-recovery contract

Hyflux Ltd has selected HTCAT TurboChargers from Pump Engineering Inc (PEI) as the energy-recovery technology for the 500,000 m³/d seawater reverse-osmosis (SWRO) plant at Magtaa on the Mediterranean coast of Algeria.

Impression of the Hadera expansion.

PX energy-recovery for Hadera desalination expansion

Energy Recovery Inc's PX Pressure Exchanger™ (PX™) devices have been selected by IDE Technologies for the expansion of its seawater reverse-osmosis desalination plant in Hadera, Israel.

PX energy-recovery units selected for Palmachim expansion

Energy Recovery Inc announced on 9 September 2009 that its PX Pressure Exchanger™ (PX™) devices have been selected for use in the expansion of the 115,000 m³/d Palmachim desalination plant, one of the largest seawater reverse osmosis plants in Israel.

West Basin desalination demo could begin next year

Construction could begin in 2010 on the Ocean-Water Desalination Demonstration Project at Redondo Beach near Los Angeles, California, the West Basin Municipal Water District announced on 30 July 2009.

Flowserve wins three Calder orders in Spain

Flowserve Corporation announced on 9 July 2009 that it had received three orders for Calder energy-recovery devices for seawater reverse-osmosis desalination projects in Spain including the Campo de Dalais project, which will receive the recently upgraded DWEER units.

ERI wins ninth Algerian supply contract

UTE Cap Djinet, a consortium consisting of Spanish contractors Inima and Aqualia, has selected PX Pressure Exchanger energy-recovery devices from Energy Recovery Inc for a large desalination plant to be built in Algeria.

Calder bought by Flowserve

US pump and valve manufacturer Flowserve announced on 21 April 2009 that it acquired Swiss desalination energy-recovery system provider Calder AG. Terms of the transaction were not disclosed.

ERI to supply 75,000 m³/d Venezuelan desalination plant

Spanish EPC contractor Acciona Agua has awarded Energy Recovery Inc (ERI) of the USA the energy-recovery technology contract for the 75,000 m³/d (20 MGD) Paraguana desalination plant in Venezuela.

PEI gets venture capital boost

Pump Engineering Inc (PEI), US manufacturer of pumps and turbocharger energy-recovery devices for reverse-osmosis desalination, announced on 26 January 2009 that it had closed a "multi-million dollar" equity investment deal with Plymouth Venture Partners (PVP) earlier in the month.

ERI wins another Algerian contract

Another large-scale energy-recovery contract for seawater reverse osmosis (SWRO) desalination in Algeria was announced by Energy Recovery Inc on 11 December 2008.

ERI to supply Hyflux project in Algeria

The Souk Tleta seawater reverse-osmosis desalination plant in Tlemcen in north-western Algeria, is to be supplied by Energy Recovery Inc (ERI) with 269 PX-220 energy recovery devices.

Tordera expansion to use ERI devices

The energy recovery contract for the expansion of the Tordera seawater reverse osmosis (SWRO) desalination plant near Barcelona, Spain, has been awarded to Energy Recovery Inc.

ERI supplies Andalucian desalter

Fifty PX-220 energy recovery devices to operate in the first-stage of the reverse osmosis process are to be supplied for the Bajo Almanzora seawater desalination project in Spain by Energy Recovery Inc.

Kuwait's 136,000 m³/d Shuwaikh plant awarded to Doosan

Doosan Heavy Industries & Construction won the contract in September for the 136,000 m³/d (36 MGD) Shuwaikh Seawater Reverse Osmosis (SWRO) Desalination Plant, the first in the country to use SWRO. Simultaneously, Doosan awarded the energy-recovery contract to Energy Recovery Inc (ERI).

ERI pressure-exchangers chosen for Fujairah expansion

Acciona Agua has chosen Energy-Recovery Inc to provide its PX® Q line of energy-recovery devices (ERDs) for the Fujairah 1 Expansion desalination project in the UAE.

Al Ghubrah desalination to use ERI energy-recovery devices

Energy Recover Inc is to supply its PX Q300 Pressure Exchanger® technology for the Al Ghubrah seawater desalination plant in Oman.

ERI lands Al-Jubail contract in Saudi Arabia

Acciona Agua has awarded a contract to Energy Recovery Inc for PX Pressure Exchanger energy‑recovery equipment for the SWRO‑4 desalination plant in Al Jubail, Saudi Arabia.

ERI to provide pressure-exchangers for Carlsbad SWRO

IDE Technologies has selected pressure-exchangers from Energy Recovery Inc (ERI) for the 189,000 m³/d Carlsbad seawater desalination plant in California, USA.

Cadagua choses ERI for Valdelentisco desalination refit

Spain's Cadagua has chosen PX® energy-recovery technology for its refit contract for the Valdelentisco desalination plant in Murcia, Spain.

Jersey contracts ACWA to upgrade desalination plant

Utility, Jersey Water, has contracted international water and wastewater treatment firm, ACWA Services, to carry a out a £6 million (US$ 9 million) upgrade of the Channel Island's La Rosière desalination plant in a bid to cut operating costs and meet rising demand.

Flowserve wins pumps and ERDs for Larnaca desalination

DWEER™ energy-recovery units and Flowserve DMX high-pressure pumps are to be supplied for the 60,000 m³/d Larnaca seawater reverse-osmosis (SWRO) desalination plant currently being rebuilt in Cyprus.

The Ikusasa ultrafiltration membrane plant

UF solution to rural water supplies?

Sub-Saharan Africa is not a region generally associated with membrane technology, but that is now changing. Desalination projects are already appearing in, for example, South Africa and Ghana, and South Africa is fast developing its own technologies. Water treatment manufacturer Ikusasa is developing its own UF modules both for rural water supply and for desalination pretreatment. The company is also developing its reverse-osmosis desalination capability and is currently looking at anodic Zn for scaling protection in treating high-calcium groundwater. This article appeared in the February-March 2010 issue of Desalination & Water Reuse.

Ghana desalination to get inge UF pretreatment

Equipment for 10 ultrafiltration (UF) pretreatment lines for the Teshi desalination plant in Ghana is to be provided by BASF company inge® GmbH.

Al Sharif made VP sales for ERI's OEM group

California-based Energy Recovery Inc announced on 26 January 2011 the promotion of its former global sales director, Imad Al Sharif, to vice president of sales of OEM group, one of the fastest growing business groups at ERI.

Pratt & Witney to validate PEI equipment

US space and aero engine-builder Pratt & Whitney Rocketdyne Inc (PWR) is to provide engineering and development services for Pump Engineering Inc (PEI), manufacturer of desalination pumping and energy-recovery equipment.

Energy Recovery ships gear to Oman for Sur project

Pressure energy technology firm, Energy Recovery, has shipped the components for a US$ 1 million desalination plant project in Sur, Oman in partnership with French desalination company, Sidem.

Second Perth plant chooses ERI pressure exchangers

The 140,000 m³/d Southern Seawater Desalination Plant (SSDP) in Western Australia will use PX Pressure Exchanger™ energy-recovery devices made by Energy Recovery Inc (ERI), the California-based company announced on 6 October 2009.

Perth desalination expansion to use ERDs from ERI

The expansion to the Southern Seawater Desalination Plant in Western Australia is to use PX™ Pressure Exchanger™ energy-recovery devices as were used in the original plant.

Energy Recovery bags US$ 1 mlllion US deal duo

Flow energy technology firm, Energy Recovery,  has won US$ 1 million in deals for desalination projects in California and Texas.

CaribDA, ERI and Dow back operator training

In co-operation with Energy Recovery Inc (ERI) and Dow Water & Process Solutions, the Caribbean Desalination Association is organising a two-day operator training program at the Westin Dawn Beach Resort in St Maarten on 17-18 September 2009.

Biwater Florida RO project has manipulated ER unit

Acceptance testing has been successfully completed for a I.5 MGD (5,680 m³/d) reverse osmosis (RO) system being built by Biwater at the Springtree Water Treatment Plant in Sunrise, Florida, USA.

Tonner to join Consolidated Water as COO

Experienced desalter John Tonner is joining Consolidated Water Co Ltd as chief operating officer from 1 September 2011.

Pressure-exchanger court case goes to Hauge

The latest round of the "pressure-exchanger wars" between inventor Leif J Hauge, his company Isobarix Inc and energy-recovery equipment manufacturer Energy Recovery Inc (ERI) has gone in favour of Hauge.

IDA finalises Huntington Beach desalination energy conference topics

The International Desalination Association (IDA) has finalised the speakers and topics for its new-style conference Desalination: An Energy Solution, which is being held on 2-3 November 2010 in Huntington Beach, California, the city likely to host the USA's next large desalination plant after Carlsbad.

Memco's ERI PX-180 (left) and its Isobarix replacement (right)

Second Isobarix ER unit installed in Mexico

Isobarix has installed its second commercial XPR energy-recovery unit for Memco Sistemas de Separacion SA de CV, who operate several seawater reverse-osmosis plants at resorts in Cancun and Los Cabos, Mexico.

FEDCO moves to new Dubai sales and service center

Fluid Equipment Development Company (FEDCO) has relocated its Dubai sales and service office to a new facility during November.

Stover becomes Oasys vice-president of engineering

Rick Stover, whose exit from Energy Recovery Inc (ERI) was announced last week, joined Oasys, the developer of Engineered Osmosis™ systems for desalination, energy and resource recovery, as vice- president of engineering, on 19 January 2010.

Teshie-Nungua desalination plant near Accra, Ghana was closed in January owing to financial challenges

AquaVenture poised to acquire Abengoa's Accra desalination plant

AquaVenture is to acquire Abengoa's 56 per cent stake in Teshie-Nungua desalination plant near Accra, Ghana, subject to renegotiation of the water purchase agreement with Ghana Water Company Limited (GWCL), or receipt of certain agreements from the plant's lenders.

Teshie-Nungua desalination plant had improved access to water in the greater Accra region of Ghana

Abengoa in talks aimed at re-opening Ghana desalination plant

Abengoa has confirmed that it is actively re-negotiating with Ghana Water Company Ltd (GWCL) the terms of its Teshie-Nungua desalination plant contract.

Inside the desalination plant at Teshie-Nungua, in Ghana's greater Accra region

Ghanaian utility staggers under weight of desalination costs

Ghana Water Company Limited (GWCL) is reviewing its options over Teshie-Nungua desalination plant, as it emerged that the facility results in a loss to the utility of about $2 million a month, reports CitiFMonline.com.

Private players are reshaping desalination says report

Private water companies are "reshaping global desalination" with nine of the top ten capacity additions in 2015 coming from private sector players according to market researcher Bluefield Research.

The Teshie-Nungua desalination facility started commercial operations in March 2015

Ghana union opposes sale of Teshie-Nungua plant

The Public Utility Workers Union of Ghana has called on president Nana Addo to scrap the proposed sale of Teshie-Nungua desalination plant, reports Ghanaweb.com.

Abengoa inaugurates West Africa's first desalination plant

Spain-based energy and environment company Abengoa has inaugurated the first desalination plant in West Africa. The 60,000 m³/d plant will make potable water for some 500,000 people in Ghana's capital, Accra.

The $50 million loan will be used to refinance project debt

AquaVenture secures $50 million for Ghana plant acquisition

AquaVenture has secured $50 million in project financing for its acquisition of Accra desalination plant, Ghana.

The most-read stories on desalination and water reuse in 2018 around the globe

Most-read: our top 20 stories of 2018

The year 2018 was dominated by big project tenders in the Middle East, especially Saudi Arabia. Water. desalination + reuse rounds up the top stories from our industry.

The US company is to buy 56 per cent of the plant for $26 million

AquaVenture reaffirms aim to acquire Accra desalination plant

New York Stock Exchange-listed AquaVenture has extended the stop date on its proposed acquisition of a controlling stake in Teshie-Nungua desalination plant, Ghana.

The recompense to customers will be made by reducing the water tariff

Ghana regulator raps utility on desalinated water never delivered

The Public Utilities Regulatory Commission (PURC) of Ghana has ordered Ghana Water Company (GWCL) to repay GHS 14 million ($2.8 million) to rate payers, after the utility charged for water that was not delivered between 15 March and 15 September 2018.

Cadagua lands RO desalination plant in UAE

The UAE's Federal Electricity and Water Authority (FEWA), responsible for supplying water and electricity in the northern emirates, has given Spanish contractor Cadagua a letter of intent for the award of a reverse-osmosis desalination plant in Al Zawrah, Ajman.

The Tugun desalination plant.

Gold Coast desalination plant finally handed over

The Tugun desalination plant in Gold Coast, Australia, was handed over to the Queensland state government on 1 October 2010 and has become part of the South East Queensland Water Grid (SEQWG).

Veolia venture finishes Spain's Campo Dalias desalination

A joint venture led by Veolia Water Technologies' Spanish operation has completed the 97.2 Ml/d Campo Dalías reverse osmosis desalination plant in the south of Spain.

ERI Q Series chosen for Acciona project in Chile

Spanish contractor Acciona Agua has chosen Energy Recovery Inc (ERI) energy-recovery equipment for its contract for the Minera CAP expansion desalination project in the Copiapó Valley in Chile's Atacama Region III, ERI announced on 16 July 2013.

ERI appoints Dyer as CTO

Energy Recovery Inc (ERI) has appointed Tim Dyer as chief technology officer (CTO) to replace Rick Stover, who left ERI in January to join forward-osmosis company Oasys. Previously ERI chief scientist, Dyer will manage all engineering and R&D initiatives.

The RO hall at the Thames Gateway desalination plant east of London.

Four-stage RO for London desalination plant

The UK's 150,000 m³/d Thames Gateway brackish-water reverse-osmosis (RO) desalination plant, which was opened by Queen Elizabeth's husband, the Duke of Edinburgh, on 2 June 2010, has a four-stage RO process.

Consolidated chooses ERI for Red Gate replacement

Consolidated Water Co Ltd has chosen Energy Recovery Inc's PX devices to replace the existing DWEER energy-recovery technology in a refit for the Red Gate desalination plant on Grand Cayman Island.

West Basin demonstrating desalination intake and outfall technologies

One of the first seawater desalination demonstration facilities to employ ocean-protection technology at the source of intake and discharge has begun construction in Southern California, USA.

Japanese pump maker buys 50% of FEDCO

Torishima Pump Mfg Co Ltd of Japan has acquired a 50% stake in Fluid Equipment Development Company (FEDCO), the US manufacturer of high- and low‑pressure pumps and energy-recovery equipment for desalination.

Energy Recovery appoints Gay as chief

Pressure energy technology company Energy Recovery has appointed Joel Gay as chief executive officer with immediate effect. Gay served as the company's chief financial officer since 2014 and joined Energy Recovery in 2012.

Stover quits ERI 'to pursue other endeavours'

Dr Richard Stover, one of the key figures in the rise of Energy Recovery Inc in the last decade, has resigned from the company "to pursue other endeavours".

Energy Recovery announces deal duo

Industrial fluid pressure technology company, Energy Recovery, has announced its second US$ 1.8 million deal in recent weeks at sites in the Middle East and North Africa region. The latest win to supply its PX Pressure Exchanger system was for a 68 Ml/d desalination plant at an undisclosed site in the Middle East. It closed an earlier, similar deal in Morocco.

Pump Engineering takeover gives ERI turbine technology

Energy Recovery Inc, manufacturer of PX energy-recovery devices for the desalination industry, announced on 2 December 2009 that it has entered into a definitive agreement to acquire all of the equity interests of competitor Pump Engineering LLC, based in New Boston, Michigan.

Innovations in IDA Congress technical program

Round-table sessions and touch-screen availability of poster presentations will be used for the first time in the International Desalination Association's World Congress in Dubai on 7-12 November 2009, IDA announced on 19 October 2009.

Energy Recovery doubles up

Pressure technology firm, Energy Recovery, has won orders totalling US$ 2 million for two separate projects in France and Egypt.

Energy Recovery chief to quit

Chief executive officer (CEO) of pressure technology specialist Energy Recovery, Thomas Rooney, has resigned as the company increases its focus on the oil and gas sector.

Cadagua orders ERI PX-Q300s for Morocco project

Spanish desalination contractor Cadagua has ordered PX‑Q300 pressure‑exchangers from Energy Recovery Inc (ERI) for the first phase of the Jorf Lasfar seawater desalination plant in Morocco.

ERI denies 'takeover target' story

Energy Recover Inc (ERI), US manufacturer of desalination energy-recovery devices, denied on 20 November 2012 that it was a takeover target, following a report on Bloomberg Business Week based on a telephone interview with ERI's CEO, Tom Rooney.

Biwater completes Virgin Islands desalination plant

Water technology company, Biwater, has started full commercial operation of a new 10,400 m³/day reverse osmosis seawater desalination plant constructed by the firm on the island of Tortola in the British Virgin Islands.

Pretreatment adaptation for Namibian SWRO plant

A 400 m³/d seawater reverse-osmosis desalination plant in Walvis Bay, Namibia, is to be upgraded under a contract announced at the end of September by Aqua Services & Engineering (ASE).

Turks & Caicos SWRO goes to Aqua‑Chem

A contract for the supply and installation of a 300,000 GPD (1,135 m³/d) seawater reverse osmosis (SWRO) desalination plant the Turks Caicos Islands in the Caribbean has been awarded to Aqua‑Chem Inc.

Santa Cruz desalination EIR delayed until fall

The environmental impact report (EIR) for the proposed 2.5 MGD (9,500 m³/d) desalination plant (scwd²) for Santa Cruz, California, will not now be published until fall 2012.

First Water Standard vessel will use ERI units

Water Standard plans to use the PX Pressure Exchanger energy-recovery device made by Energy Recovery Inc (ERI) in its first Seawater Desalination Vessel (SDV), the two companies announced on 19 May 2009. Florida-based Water Standard builds and operates vessels that deliver desalinated water to clients onshore and to the offshore energy industry.

ERI lands contract for Ghalilah desalination project

Aquatech International has awarded Energy Recovery Inc (ERI) a contract for provision of energy‑recovery devices for a large‑scale desalination plant in the United Arab Emirates (UAE).

Energy Recovery supplies Mirfa project

US fluid pressure recycling specialist, Energy Recovery, is to provide its PX Pressure Exchanger technology to the giant Mirfa desalination project in Abu Dhabi, United Arab Emirates (UAE).

Dr M Elisabeth Pate-Cornell (left) and Jackalyne Pfannenstiel

ERI appoints two new directors

Energy Recovery Inc, the California-based desalination energy-recovery technology company, announced on 25 February 2009 the appointment of two new directors: Stanford University professor Dr M Elisabeth Pate-Cornell and Jackalyne Pfannenstiel, former chair of the California Energy Commission (CEC).


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