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Home , Associated petroleum gas, Clarke Energy, Gas to liquids

Associated Gas

Flare Gas / Benefits of APG as a Associated Flare Gas

Associated petroleum gas (APG) is — Reduces operational costs Petroleum Gas also known as flare gas. APG can be associated with diesel generators converted to power at high — Utilisation of a gas often treated efficiency utilising GE Energy gas as a ‘waste’ product is the authorised distributor and service engines which include the — Reducing carbon emissions partner for GE Energy’s division in a growing and Waukesha product — A local fuel supply that produces number of countries across the world. In addition to ranges. This power can be used for stable electrical and thermal providing high-efficiency, reliable gas engines we combine the provision of electricity and power heating on-site whilst eliminating the this with the expertise and resources to deliver unbeatable cost of diesel deliveries to remote product support. areas. The utilisation of APG as a fuel for a generator is an excellent Whether your requirement is for the supply of a single gas way of reducing engine generator or a complete turnkey power generation emissions that might otherwise facility, we can meet that need. Our ability to add value by result from consumption. offering an end-to-end service, from initial proposal to reliable long-term maintenance, has led to us becoming a multi-national company with operations in ten countries across the globe. Our company prides itself on integrity, delivering only the highest quality products whilst providing a reliable accountable localised service.

Benefits of working with Clarke Energy Clarke Energy provides flexible solutions for your gas generation projects. Our services range from the supply of a gas engine generator, through to the complete turnkey installation of a gas powered generation facility. Clarke Energy has a dedicated, top-quality team of sales, , project management, commissioning and maintenance staff to meet your needs. We also offer long-term maintenance contracts backed up by a strong balance sheet, giving peace of mind with respect to the long-term performance of your GE gas generation equipment.

Associated Petroleum Gas Schematic

New Plymouth, , 2 x JGC320 Exhaust gas

Flare gas

Desulphurisation Heat exchanger Heat consumer

Electrical energy

Oil field Creation of Associated The GE Gas Engine Concept Advantages Our Competence Petroleum Gas

Natural gas that comes from oil In most cases, installations of power — Generation of electricity Clarke Energy is installing a growing wells is typically termed ‘associated generation with associated gas are combined with the simultaneous number of generation projects that gas’. This gas can exist separate in remote areas. Power supply in disposal of a problem gas accept APG as a fuel gas for gas from oil in the formation as free gas such areas – if it exists at all is often — Use of waste by-product of the engines. This coupled with our or it can be dissolved in the crude oil. poor. Therefore, the common crude oil production process comprehensive experience of Independent from the source of the solution in the past was to use diesel instead of diesel fuel to avoid generation of stable supplies of , once separated from gensets. Due to rapidly rising oil costs for fuel transportation over power from challenging gases crude oil it commonly exists in and consequently diesel fuel prices, long distances means we are well able to support mixtures with other this solution has become increasingly — Independent, on-site power your gas generation project. such as , , uneconomical. Furthermore, the supply and In addition, raw supply of diesel fuel and the — High profitability with overall The first GE Jenbacher systems natural gas contains water vapour, necessary storage also are becoming efficiency of up to 90%, in the using flare gas were installed in Italy sulphide (H 2S), carbon more expensive. case of combined heat and in 1998. Today more than 330 units, dioxide (CO 2), (N 2) and power, and up to 44% in the case with a total electrical output of more other compounds. Associated gas The composition of associated of power generation only than 450MW run on associated that contains such impurities cannot petroleum gas is often well suited for — Smooth operation despite petroleum gas worldwide. These be transported easily and also the combustion in gas engines. fluctuations in composition and plants generate about 3.6 million cannot be used without treatment However treatment in the form of impurities (within given limits) in MWh of electricity a year – enough since it is recovered during the oil dehumidification and removal of the gas to supply about 1.2 million European production process. condensable hydrocarbons from the — Depending on gas composition, homes. Generating this amount of gas is generally required. Due to the full output of the corresponding electrical power with flare gas allows For a long time, oil producers have often relatively high content of natural gas engine version for savings of approximately 900 simply flared this unwanted oil by- higher hydrocarbons, a de-rating of — Avoidance of liberation of million litres of diesel fuel per year. product. But because of the increase the nominal natural gas output may into the atmosphere, in both environmental consciousness be required. In the case of a high which has 21 times the global and energy demand, flaring is often concentration of H 2S, warming potential of CO 2 avoided and is sometimes prohibited. desulphurisation of the gas may also — Maximum availability and be needed. The gas that is treated in reliability despite high or low Technically, several options exist for the above-mentioned way is a ambient temperature handling associated gas: valuable fuel for the independent — Small footprint due to compact — Preparing it as a fuel in various power supply with gas engines. The design (e.g. off-shore) forms (i.e. dried pipeline gas, engines are normally installed in — Turn-key container solutions LPG and exporting it via a containerised units with all allow for fast installation and pipeline) peripheral systems (ventilation, comfortable operation — Gas reinjection for later recovery silencers, cooling, control room) — Generation of electricity for installed inside or on the roof. These transmission or on-site needs containerised systems also provide — Processing such as LNG or LPG the added benefit of being readily and exporting via tankers transportable if power demands — Conversion to petrochemical change. Depending on local industry feedstock requirements, the waste heat from — Processing gas-to-liquids and the engines can also be used for gas-to-solids heating or cooling purposes on site. — Conversion to other forms of energy for such uses as thermal for district heating

Waha, , 3 x JGC 312

Cliff Head, Dongara, , 3 x JMS 612 If you would like to find out more information about the generation of power utilising APG please contact your local Clarke Energy office.

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