WebThe methanol injection rate is controlled by the amount of power gas allowed to flow through the power gas control valve (4) to drive the pump. Glycol Injection Considerations. Glycol has a relatively low vapor pressure and thus does not evaporate into the vapor phase as readily as methanol. WebThe Lean Glycol Sump Tank (TB-001) Pump transfers the fresh glycol from the sump tank to the Reboiler. Designing the Ideal Offshore Platform Methane Mitigation Strategy Natural …
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Webassisted” or “energy-exchange” pump. In some operations, a combination gas-assist/electric pump system may be used. The gas dehydration process includes the following elements: Wet natural gas is fed into a glycol contactor, where it bubbles up counter-current through “lean TEG” (triethylene glycol without absorbed water) in WebAfterwards the glycol is heated to about 120° C, vaporizing the water content. The glycol is then ready for recycling and can be injected back into the incoming gas. In addition to the … firth law ltd
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WebGlycol Injection. In the glycol injection process, as illustrated in Figure 11-39, the gas is first passed through an inlet separator where liquid water and/or hydrocarbons are removed. Glycol is sprayed into the gas after it leaves the inlet separator and before it undergoes any cooling that can reduce the temperature below the hydrate point. WebFrom OIL & GAS. 0. Share. Methanol and glycol injection is used in process lines where there is a risk of hydrate formation at low temperatures. High pressures are required to overcome friction losses in subsea pipelines where the well head can be up to 100 kms from the platform. injection pump. high pressure pump. positive displacement pump. WebGlycol injection unit (GIU) The GIU utilises an air operated double head dual acting pump (DHDA) to produce an extremely high pressure and infinitely variable liquid flow when required. Typical flows rates are given as 3.5 … firth lawyers ingham