دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

abbr: immersion heater temperature switch.

n: a temperature-sensitive device installed on engines in extremely cold climates, such as in Alaska and Siberia. Before the engine is started, the switch senses very cold coolant and turns on an immersion heater in the coolant tank, thus ensuring that the engine warms up quickly.

n pl: sucker rods that have been broken and separated in a pumping well because of corrosion, improper loading, damaged rods, and so forth. partial immersion thermometer n: a thermometer with a specific length of the bulb and stem immersed the liquid and the scale above the surface for ease of reading.

v: to cool heat-treated metal rapidly by immersion in an oil or water bath.

n: a thermometer that is designed for the whole length of mercury column to be immersed in liquid. An emergent stem correction has to be applied to the reading to correct for that part of the column that is above the liquid surface during reading.

n: a strip of paper coated with a chemical substance that changes color on immersion in water. When fastened to a water finder, it indicates the depth of free water in a container.