Your English writing platform
Discover LudwigSuggestions(5)
Exact(7)
Heat pump (HP) units coupled to thermal storage offer flexibility in operation and hence the possibility to shift electric load.
The power lost, ΔPfr in HP units, is found from the following formula: Delta P_{text{fr}} = 7.368 times 10^{ - 6} q_{text{l}} Delta H_{text{fr}} gamma_{text{l}}, (9 where ΔHfr is the frictional head loss in the tubing (ft).
This (in HP units) can be calculated from the pumping rate and the amount of head loss across the choke: P_{text{wasted}} = 7.368 times 10^{ - 6} ;q_{text{l}} ;Delta H_{text{choke}} ;gamma_{text{l}}, (1 where ql is the pumping rate (bpd), ΔHchoke the head loss across surface choke (ft), and γl is the specific gravity of the produced liquid.
Based on published efficiency values, the power lost in the ESP motor (in HP units) is calculated as follows: Delta P_{text{motor}} = {text{HP}}_{text{np}} {text{Load}}left( {1 - frac{{eta_{text{motor}} }}{100}} right), (12 where HPnp is the motor's nameplate power (HP), Load is the motor loading, fraction, and ηmotor is the motor efficiency at the given loading.
Based on the actual pump efficiency, the power lost in the pump (in HP units) is easily found: Delta P_{text{pump}} = {text{BHP}}left( {1 - frac{{eta_{text{pump}} }}{100}} right), (11 where BHP is the pump's required brake horsepower (HP) and ηpump is the published pump efficiency.
The necessary power to overcome the wellhead pressure (in HP units) is found from: Delta P_{text{bp}} = 1.7 times 10^{ - 5} q_{text{l}} p_{text{wh}}, (10 where ql is the liquid production rate (bpd) and pwh is the wellhead pressure (psi).
Similar(53)
Studebaker had enjoyed earlier success and was the first independent automaker to produce a V8 engine, a 232.6 cubic inch, 120 hp unit, the first low-priced V8.
Whilst the CRA and Investigator questionnaires response rates were low, due to many stakeholders having changed institutions and no longer being locatable, they emanated from 9/10 AP-HP units and 20 different hospitals spread over the French territory.
That's because BMW doesn't offer that sweet 330i sedan motor (a 3.0-liter) in any wagon variant, while the same 215-hp unit offered in the IS 300 sedan comes in the SportCross.
Put in that context, the Vette is a steal, and even though it's about to get even faster, with a 405-horsepower motor replacing the present 350-hp unit in the car we tested, it's only likely to get a few grand pricier.
Rumor is a new V8 will be introduced at the upcoming Detroit Auto Show to challenge Camaro's 400-hp unit.
Write better and faster with AI suggestions while staying true to your unique style.
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com