Therefore, for this project activity, the units for the relevant input are megajoules. The compressor station is a facility strategically located along the natural gas pipeline where the gas is compressed to a particular pressure, thereby allowing. Natural gas pipeline technology overview westwide energy. A very few gas compressors are driven with electric motors. Maintains the pressure of natural gas as it flows through a pipeline. Mallnow natural gas compressor station man energy solutions. The facts about living near a natural gas transmission. Natural gas utilities typically transport natural gas from delivery points located on interstate and intrastate pipelines to households and businesses through small diameter distribution pipelines. Poe, in handbook of natural gas transmission and processing, 2012. Natural gas compressor station flow control applications. Gas transmission pipelines are used to transport gas from one region to another.
Compressor station an overview sciencedirect topics. Recent natural gas compressor fires and explosions blue ridge environmental defense league. The current trend is for this fraction to increase. These compressors consume a part of the transported gas, which results in an important fuelconsumption cost. Compressor stations, sometimes called pumping stations, are the engines that power an interstate natural gas pipeline. Natural gas cooling for compressor station alfa laval. Mokhatab, consultant, halifax, nova scotia, canada. The co2 emissions from a compressor station will be similar to those generated by a boeing 767 aircraft engine. Electric compressors work on the same principle, only using an electric motor instead of a gas engine. During the emergency shutdown, natural gas in the pipeline is routed around the station.
Jim mccarthy, innovative environmental solutions, inc. Compressor stations are composed of one or more compressor. Natural gas infrastructure institute of public utilities. The annual emissions from gas field compressor engines natural gas compressor station 8 4 6 5 7 1 natural gas fuel gas lube oil muffler for more information, visit natural gas is pressurized as it travels through the interstate pipeline system. Compressor stationsan essential part of a natural gas. Type of compressors simplistically, a centrifugal compressor works like a fan.
Algonquin natural gas compressor station, weymouth mass. After going through the separators, the natural gas is then compressed by a centrifugal or reciprocating compressor. At times, a station operator may need to intentionally release natural gas blowdown activities to conduct maintenance on the. Natural gas operator compressor station inspection unless otherwise noted, all code references are to 49cfr part 192. Compressor stationsan essential part of a natural gas pipeline what is the purpose of a compressor station. Many public officials are in positions to make decisions about siting compressor stations so that people who live nearby are relatively safe. The updates for this release include corrections to the. Summaries of requirements for natural gas transmission compressor. Distance, friction and changes in elevation cause the pressure to decrease, so the gas must be compressed periodically to keep it flowing at a consistent rate. Therefore, naturalgas compressor stations are located at regular intervals along the pipelines to compensate for pressure loss. Natural gas loses pressure and may pick up contamination in the pipeline. Natural gas cooling for compressor station exploration and production company location. Quantities of natural gas can be measured in terms of energy content e.
The compressor station is a facility strategically located along the natural gas pipeline where the gas is compressed to a particular pressure, thereby allowing the gas to continue to flow through the pipe toward its end destination. Review of natural gas transmission compressor station methane emissions and mitigation options maryland department of the environment natural gas compressor stations stakeholder meeting. S satisfactory u unsatisfactory na not applicable nc not checked if an item is marked u, na, or nc, an explanation must be included in this report. Readers interested in the design and arrangement of compressor stations in natural gas transmission systems are referred to the works of akhtar 18, kurz 20, mokhatab et al. The following matrix is provided as a basic overview of compressor station parameters. On january 11, 2019, massdep issued a nonmajor comprehensive air quality plan approval to algonquin gas transmission llc, a subsidiary of spectra energy corp.
The companys compressor stations and transmission pipelines consistently achieve full compliance with audits by federal and state safety regulators. The basics of a compressor station mcilvaine company. The updates affect some equipment at natural gas transmission compressor stations, which move gas along a pipeline. This handout is intended as a summary of information. Natural gas compression is a critical component of any natural gas network. Compressor stations an essential component of the transportation of natural gas is the compressor station.
Compressor station is the fundamental facility of a natural gas transmission pipeline network. Compressor stations engineering entech engineering, inc. These engines are used to provide mechanical shaft power for compressors and pumps. These valves are directly controlled by the stations microprocessorbased control system. Compressor stations compress natural gas, increasing the pressure and providing the energy needed to move the gas through the pipeline. Compressor stations are an integral part of the natural gas pipeline network that moves natural gas from individual producing well sites to end users.
Inside a natural gas compressor station spectra energy. Natural gas compressor engine survey and engine no. Algonquin gas transmission llc, a subsidiary of spectra energy corp. Pipeline gas is dry and sweet, so no h2s will be released at any time.
Health effects associated with chemical emissions from nys natural gas compressor stations. Ehp and ihe believe that the data provided in this report should play a central role in that decisionmaking. Station natural gas scrubber as gas enters the compressor station from the pipeline, it passes through a natural gas scrubber vessel. This feature classshapefile represents natural gas compressor stations. Vented emissions from compressors occur from seals wet seal compressors or packing surrounding the mechanical compression components. Compressor stations are aboveground facilities that are typically located every 50 to 100 miles along natural gas. The updates add requirements for detecting and repairing leaks, and requirements to limit. Optimization of fuel consumption in compressor stations.
With state of the art performance, solar has delivered over 6500 centrifugal compressors that deliver bestinclass efficiencies. Learn how solar offers a variety of turbines to fit your compression needs. Standardize compressor station design to reduce project costs and time line. Most natural gasfired reciprocating engines are used in the natural gas industry at pipeline compressor and storage stations and at gas processing plants. Natural gas is a colorless, odorless gas, so an odorant, typically mercaptan, is added to the gas stream as an additional safety mechanism. Compressor station efficiency improvement ghg project. Health effects associated with stack chemical emissions. Methane emissions reduction opportunities at natural gas. As natural gas moves through a pipeline, distance, friction, and elevation differences slow the movement of the gas, and reduce pressure. Whether your application is upstream at the well pad, midstream at your process facility, a prime mover in your transmission system, or a fuel gas booster for your power plant, compression is what moves your product. Gas transmission northwest corporation, compressor. This vessel is designed to remove free liquids, dirt or other. At pipeline compressor stations, engines are used to help move natural gas from station to station.
Review of natural gas transmission compressor station. Pdf compressor station is the fundamental facility of a natural gas transmission pipeline network. Oil and natural gas sector compressors ourenergypolicy. Each building on a compressor station site must be made of noncombustible materials if it contains either 1 pipe more than 2 inches 51 millimeters in diameter that is carrying gas under pressure. Geographical coverage includes the continental united states. Solar offers reliable and versatile natural gas centrifugal compressors for all oil and gas applications. Typical compressor station with 3 gas turbine driven centrifugal compressors. Inside a natural gas compressor station 8 4 6 5 7 1 natural gas fuel gas lube oil muffler for more information, visit natural gas is pressurized as it travels through the interstate pipeline system. The compressor station input related to the project activitys primary effect is a fuel. Compressor stations are placed strategically within the. Compressor stations are installed along the pipeline to boost the gas pressure in the pipeline to increase the pipeline capacity in order to meet the gas demand made by the users. A majority of the compressor engines in the study area are leased. Form 2 standard inspection report of a gas operator. Natural gas compressor stations support the transportation flow of natural gas in pipelines from one location to another by maintaining pressure in the pipeline to provide energy to move the natural gas.
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